1 2009-11-18 Martin Jambor <mjambor@suse.cz>
3 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
4 on all nodes we write summaries for.
6 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
9 * params.def (PARAM_INLINE_UNIT_GROWTH)
10 PARAM_IPCP_UNIT_GROWTH)
11 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
12 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
13 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
14 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
15 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
16 PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
19 2009-11-18 Jakub Jelinek <jakub@redhat.com>
21 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
23 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
26 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
28 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
30 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
31 cgraph_materialize_all_clones): Handle same_body aliases.
32 * cgraph.c (cgraph_allocate_node): New function.
33 (cgraph_create_node): Use it.
34 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
35 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
36 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
38 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
39 (input_node): Stream in same_body aliases.
40 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
41 for same_body aliases.
42 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
44 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
47 * config/darwin.h: Use the extension stub libraries to access
48 current libgcc_s features.
50 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
53 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
54 (vect_transform_loop): Call it.
56 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
58 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
61 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
65 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
67 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
68 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
69 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
70 (sese_bad_liveouts_use): New.
71 (sese_reset_debug_liveouts_bb): New.
72 (sese_build_liveouts): Use it.
73 (rename_variables_in_stmt): Reset debug stmts rather than creating
75 (expand_scalar_variable_stmt): Likewise.
77 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
79 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
80 (df_ref_remove): Likewise.
82 2009-11-17 Jan Hubicka <jh@suse.cz>
84 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
87 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
89 * toplev.c (process_options): Remove dead code.
90 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
92 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
94 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
97 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
99 PR tree-optimization/41857
100 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
101 TYPE's address space instead of pointer to TYPE.
103 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
105 * reload.c (find_reloads_address): Fix typo.
107 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
109 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
110 registers in leaf functions if possible.
112 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
114 * config/m68k/m68k-devices.def: Add MCF5441x family.
116 2009-11-17 Jan Hubicka <jh@suse.cz>
118 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
120 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
122 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
124 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
125 nest ior expressions.
126 (x86_64_szext_nonmemory_operand): Ditto.
127 (call_insn_operand): Ditto.
129 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
131 * stmt.c (expand_asm_stmt): Get locus from stmt.
133 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
135 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
136 Create the decl label for the new dest block on demand. Require
137 a fallthrough edge if no asm labels were redirected.
139 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
141 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
143 (cstoresi4): Ditto for operand 2.
144 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
145 patterns using SDWIM mode iterator.
146 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
147 using SWIM mode iterator.
148 (cmpdi_1): Rename from cmpdi_1_rex64.
149 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
151 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn using SWI
153 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
154 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
155 (*cmpqi_ext_3_insn): Make private.
156 (*cmpqi_ext_3_insn_rex64): Make private.
157 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
158 * config/i386/predicates.md (cmpsi_operand): Remove.
160 2009-11-16 Paul Brook <paul@codesourcery.com>
162 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
163 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
165 2009-11-14 Jan Hubicka <jh@suse.cz>
167 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
169 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
170 zero out all callees.
171 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
172 frequency and count match.
173 * ipa-inline.c (update_noncloned_frequencies): New function.
174 (cgraph_clone_inlined_nodes): Use it.
175 * tree-inline.c (copy_bb): Fix frequency scaling; output
176 diagnostic on frequency mismatches to dump file.
177 (initialize_cfun): Do not scale frequency; fix count scaling;
178 initialize entry and exit block frequencies; copy profile info.
179 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
180 (copy_body): Use frequency_scale as argument.
181 (expand_call_inline): Compute frequency scale and output diagnostic
183 (delete_unreachable_blocks_update_callgrah): Remove checking that
184 has to be done after edge redirection.
185 (tree_function_versioning): Update initialize_cfun and copy_body call.
187 2009-11-14 Jan Hubicka <jh@suse.cz>
189 * cgraph.c (cgraph_release_function_body): Update use of
190 ipa_transforms_to_apply.
191 (cgraph_remove_node): Remove ipa_transforms_to_apply.
192 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
193 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
195 (cgraph_materialize_clone): Remove original if dead.
196 * lto-streamer-in.c (lto_read_body): Remove FIXME and
197 ipa_transforms_to_apply hack.
198 * function.h (struct function): Add ipa_transforms_to_apply.
199 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
200 * tree-inline.c (copy_bb): Update sanity check.
201 (initialize_cfun): Do not copy ipa_transforms_to_apply.
202 (expand_call_inline): remove dead clone originals.
203 (tree_function_versioning): Merge transformation queues.
204 * passes.c (add_ipa_transform_pass): Remove.
205 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
207 (execute_all_ipa_transforms): Update.
208 (execute_one_pass): Update.
210 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
212 PR target/21078, 21080
213 * config/avr/avr.c (avr_return_addr_rtx): New function for
214 builtin_return_address.
215 (expand_prologue): Calculate stack usage.
216 (avr_asm_function_end_prologue): Output stack size and offset label.
217 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
218 (machine_function): Add stack_usage.
219 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
221 2009-11-14 Anatoly Sokolov <aesok@post.ru>
223 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
224 new 'outgoing' argument.
225 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
226 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
227 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
228 iq2000_function_value_regno_p.
229 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
230 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
233 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
236 * arm.md (adddi_sesidi_di): Place tied contraint first.
237 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
238 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
239 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
240 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
241 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
242 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
243 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
244 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
245 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
247 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
249 * config/i386/predicates.md (call_register_no_elim_operand):
250 New predicate. Reject stack register as valid call operand
252 (call_insn_operand): Use call_register_no_elim_operand.
254 2009-11-13 Richard Henderson <rth@redhat.com>
256 * function.c (stack_protect_prologue): Don't bypass expand_expr
257 for stack_protect_guard and guard_decl.
258 (stack_protect_epilogue): Likewise.
260 2009-11-13 Jan Hubicka <jh@suse.cz>
262 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
263 when to PUBLIC is set.
265 2009-11-13 Jakub Jelinek <jakub@redhat.com>
268 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
271 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
274 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
275 *call_value_1): Use "lsm" as operand 1 constraint.
276 * config/i386/predicates.md (call_insn_operand): Depend on
277 index_register_operand to avoid %esp register.
279 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
282 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
285 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
286 (TARGET_CALL_ESP): New define.
287 * config/i386/i386.c (initial_ix86_tune_features): Initialize
289 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
290 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
291 *call_1, *call_value_pop_1 and *call_value_1. Depend on
293 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
294 New patterns, use "lsm" as operand 1 constraint.
295 * config/i386/predicates.md (call_insn_operand): Depend on
296 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
298 2009-11-13 Jason Merrill <jason@redhat.com>
301 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
302 Don't emit a second declaration at any scope.
304 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
306 PR rtl-optimization/41697
307 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
308 a conditional jump has a single successor.
310 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
312 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
313 allocate reg_last when in case lazy_reg_last is true.
314 (init_deps_reg_last): New.
315 (free_deps): When max_reg is 0, this context is already freed.
316 * sched-int.h (init_deps_reg_last): Export.
317 (init_deps): Update prototype.
318 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
319 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
320 * ddg.c (build_intra_loop_deps): Likewise.
321 * sel-sched-ir.c (copy_deps_context, create_deps_context,
322 reset_deps_context, deps_init_id): Likewise.
323 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
324 (free_data_for_scheduled_insn): New, break down from ...
325 (free_first_time_insn_data): ... here.
326 (has_dependence_p): Allocate reg_last now, when it is needed.
327 (extend_insn_data): When maximal LUID is big enough, allocate
328 per-insn data in smaller chunks.
329 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
330 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
333 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.md (call_value): Fix comment.
336 (sibcall_value): Ditto.
338 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
340 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
341 (MD_FROB_UPDATE_CONTEXT): Define.
343 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
344 Laurent GUERBY <laurent@guerby.net>
346 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
347 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
348 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
350 2009-11-12 Jan Hubicka <jh@suse.cz>
352 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
353 and clear DECL_COMMON on localized declarations.
355 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
358 * regrename.c (struct du_head): New structure; some elements moved
360 (struct du_chain): ... this one.
361 (open_chains, closed_chains): Now of type struct du_head *.
362 (do_replace): Accept du_head argument, not du_chain. All callers
363 changed. Modified code to match new data structures.
364 (build_def_use): Return a list of du_head structures. Modified code
365 to match new data structures.
366 (dump_def_use_chain): Accept du_head argument, not du_chain. All
367 callers changed. Modified code to match new data structures.
368 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
369 callers changed. Modified code to match new data structures.
370 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
371 Allocate a du_head structure as well as a du_chain when creating a
372 new chain. Modified other code to match new data structures.
374 2009-11-12 Jan Hubicka <jh@suse.cz>
376 * cgraph.h (varpool_node_name): Declare.
377 * cgraphunit.c (process_function_and_variable_attributes): Set
378 force_output flag on used variables.
379 * ipa.c (function_and_variable_visibility): Dump externally visible
380 and needed variables.
381 * varpool.c (varpool_node_name): Export.
382 (decide_is_variable_needed): Check COMDAT for externally visible vars;
385 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
388 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
389 processing if XEXP (x, i) is NULL.
391 2009-11-12 Jan Hubicka <jh@suse.cz>
393 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
394 imply PUBLIC || EXTERNAL.
396 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
399 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
400 single successor block, ending with jump created by RTL expander.
402 2009-11-11 Jan Hubicka <jh@suse.cz>
405 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
406 and WEAK variables at -fwhole-program.
409 * ipa.c (whole_program_function_and_variable_visility): COMDAT
410 functions/variables are not needed even if they are externally visible.
412 2009-11-11 Jan Hubicka <jh@suse.cz>
414 (patch by Richard Guenther)
415 * lto-streamer-out.c (output_function): Output head of argument list
417 * lto-streamer-in.c (input_function): Re-map arguments into merged
420 2009-11-11 Jan Hubicka <jh@suse.cz>
422 * lto-cgraph.c: Include gcov-io.h
423 (output_profile_summary): New function.
424 (output_cgraph): Use it.
425 (input_profile_summary): New function.
426 (input_cgraph): Use it.
427 * coverage.c (build_ctr_info_value): Use varpool; initalize
429 (create_coverage): Likewise.
430 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
431 (tree_init_edge_profiler): Likewise.
432 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
434 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
436 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
437 * c-pragma.c (def_pragma_macro_value): Likewise.
438 (def_pragma_macro): Likewise.
439 (pushed_macro_table): Likewise.
440 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
441 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
443 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
445 * doc/plugins.texi (Registering custom attributes): section
446 renamed as (Registering custom attributes or pragmas).
447 Mentions custom attributes & pragmas, and c_register_pragma, with
449 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
451 * doc/extend.texi (Function Attributes): Mentions that plugin can
452 provide their attributes.
454 2009-11-11 Jon Beniston <jon@beniston.com>
456 * config.gcc: Add lm32 elf and uclinux targets.
457 * config/lm32: New directory.
458 * config/lm32/lm32.c: New file.
459 * config/lm32/lm32.h: New file.
460 * config/lm32/lm32.md: New file.
461 * config/lm32/lm32.opt: New file.
462 * config/lm32/lm32-protos.h: New file.
463 * config/lm32/constraints.md: New file.
464 * config/lm32/predicates.md: New file.
465 * config/lm32/sfp-machine.h: New file.
466 * config/lm32/t-fprules-softfp: New file.
467 * config/lm32/uclinux-elf.h: New file.
468 * doc/invoke.texi: Document lm32 options.
469 * doc/contrib.texi: Document lm32 porter.
470 * doc/install.texi: Document lm32 targets.
472 2009-11-11 Martin Jambor <mjambor@suse.cz>
475 * ipa-prop.c (ipa_update_after_lto_read): Call
476 ipa_check_create_node_params and ipa_check_create_edge_args. Also
477 call ipa_initialize_node_params instead of ipa_populate_param_decls.
479 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
481 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
482 (neon_expand_vector_init): Use them. Also handle non-constant
483 vectors with identical elements and vectors with only one
484 non-constant element.
485 (arm_print_operand): Handle 'y' modifier.
486 * config/arm/arm-protos.h (neon_make_constant): Declare.
487 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
488 patterns. Use VX instead of VDQW for the first one. Allow
489 a VFP alternative and V32 modes for the second one.
490 * config/arm/neon.ml (shape_elt): Add Alternatives.
491 (ops): Use Alternatives for vdup lane instructions.
492 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
493 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
495 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
497 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
499 (movti, mov<mode>): Call force_reg on one operand if required.
500 * config/arm/vec-common.md (mov<mode>): Likewise.
502 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
504 * config/arm/arm.c (arm_override_options): Enable scheduling for
507 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
511 * expr.h (anti_adjust_stack_and_probe): Declare.
512 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
513 parameter and rewrite head comment.
514 (allocate_dynamic_stack_space): Adjust call to above function.
515 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
517 * tree.h (dwarf2out_args_size): Delete.
518 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
519 (dwarf2out_args_size_adjust): Delete prototype and move around.
520 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
521 ACCUMULATE_OUTGOING_ARGS targets.
523 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
525 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
526 DECL_SIZE of DECL_RESULT before evaluating it.
528 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
530 PR tree-optimization/41987
531 * fold-const.c (const_binop): Avoid using fold_buildN().
533 2009-11-10 Martin Jambor <mjambor@suse.cz>
535 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
536 (execute_all_ipa_stmt_fixups): Declare.
537 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
538 * ipa-inline.c (pass_ipa_inline): Likewise.
539 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
540 * ipa-reference.c (pass_ipa_reference): Likewise.
541 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
542 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
543 (pass_ipa_lto_finish_out): Likewise.
544 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
545 * passes.c (execute_ipa_stmt_fixups): New function.
546 (execute_all_ipa_stmt_fixups): New function.
547 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
549 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
552 * explow.c (probe_stack_range): Fix typo.
553 * config/sparc/sparc.md (probe_stack): New expander.
555 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
557 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
559 2009-11-09 Jason Merrill <jason@redhat.com>
561 * gdbinit.in (pgq): New function for printing gimple sequence.
563 2009-11-09 Paul Brook <paul@codesourcery.com>
564 Daniel Jacobowitz <dan@codesourcery.com>
565 Sandra Loosemore <sandra@codesourcery.com>
567 * doc/extend.texi (Half-Precision): Update wording to reflect
568 that there are now multiple -mfpu options that enable fp16
570 * doc/invoke.texi: Update list of ARM -mfpu= options.
571 * config.gcc: Update ARM --with-fpu option list.
572 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
573 vfpv3xd and vfpv3xd-fp16.
574 (use_vfp_abi): New function.
575 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
577 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
578 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
579 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
580 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
582 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
584 (arm_print_operand): Handle 'p' modifier.
585 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
587 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
588 (TARGET_FP16): Define.
589 * config/arm/vfp.md: Disable double-precision patterns if the FPU
590 does not provide them.
591 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
592 double-precision values on a single-precision FPU.
593 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
594 double-precision constants.
595 (movhf_vfp_neon): New pattern (was movhf_vfp).
596 (movhf_vfp): Remove NEON instructions.
597 * config/arm/constraints.md: Add new "Dy" constraint for
598 double-precision constants. Update description of "Dv".
599 * config/arm/arm.md: Disable double-precision patterns if the FPU
600 does not provide them
602 2009-11-09 Jakub Jelinek <jakub@redhat.com>
604 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
605 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
608 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
610 * collect2.c (main): Search PLUGIN_LD for plugin linker.
612 * configure.ac (--with-plugin-ld): New. Default to ld.
613 * configure: Regenerated.
614 * config.in: Likewise.
616 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
617 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
619 2009-11-08 Jonathan Gray <jsg@openbsd.org>
621 * config/openbsd-stdint.h: Change to reflect what
622 c_common_nodes_and_builtins expects.
624 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
626 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
628 2009-11-08 Jakub Jelinek <jakub@redhat.com>
631 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
632 function contains at least one local dynamic name.
633 (print_operand) <case '&'>: Instead output operand lossage diagnostics
634 here if that happens.
636 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
637 Joern Rennecke <amylaar@spamcop.net>
639 * cfgrtl.c (pass_free_cfg): Add pass name.
640 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
641 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
642 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
643 * df-core.c (pass_df_initialize_no_opt): Likewise.
644 * except.c (pass_rtl_eh): Likewise.
645 * function.c (pass_init_function, pass_leaf_regs): Likewise.
646 * gcse.c (pass_rtl_pre): Change pass name.
647 * passes.c (pass_postreload): Add pass name.
648 (make_pass_instance): Don't use duplicate-tracking logic for
649 names starting with '*'.
650 (next_pass_1): Assert that pass has a name.
651 (register_one_dump_file): If there is an space in the name,
653 * predict.c (pass_strip_predict_hints): Add pass name.
654 * reg-stack.c (pass_stack_regs): Likewise.
655 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
656 * tree-cfg.c (pass_warn_function_return,
657 pass_warn_function_noreturn): Add pass name.
658 * tree-dfa.c (pass_referenced_vars): Likewise.
659 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
660 Fix whitespace before comment.
661 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
662 (pass_init_datastructures): Add pass name.
663 * tree-ssa-loop.c (pass_record_bounds): Likewise.
664 * tree-ssa.c (pass_early_warn_uninitialized,
665 pass_late_warn_uninitialized): Likewise.
666 * tree.c (pass_ipa_free_lang_data): Likewise.
667 * doc/passes.texi (pass manager): Document how to disambiguate
670 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
672 * df-problems.c: Fix documentation for forward simulation of LR.
673 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
674 (df_simulate_finalize_forwards): Remove.
675 * df.h (df_simulate_finalize_forwards): Remove.
677 2009-11-08 Richard Guenther <rguenther@suse.de>
679 * tree-ssa-structalias.c (build_succ_graph): Properly make
680 variables escape if they are stored to anything.
682 2009-11-08 Richard Guenther <rguenther@suse.de>
684 PR rtl-optimization/41928
685 * loop-invariant.c (free_loop_data): If we didn't allocate
686 loop data do not try to free it.
688 2009-11-07 Jason Merrill <jason@redhat.com>
690 * tree.c (reconstruct_complex_type): Preserve attributes.
692 2009-11-07 Richard Guenther <rguenther@suse.de>
694 * tree-ssa-structalias.c (build_succ_graph): Feed stores
695 to anything only to variables that can take pointers.
696 (get_constraint_for_ssa_var): Properly exclude full
697 variables from expanding.
698 (first_vi_for_offset): Avoid overflow in arithmetic.
699 (first_or_preceding_vi_for_offset): Likewise.
700 (count_num_arguments): Fix implementation.
701 (gate_ipa_pta): Do not run when not optimizing.
703 2009-11-07 David Binderman <dcb314@hotmail.com>
705 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
706 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
707 set but not used variables.
708 (apply_args_reg_offset): Comment out as unused.
709 * calls.c (flags_from_decl_or_type): Likewise.
710 * genautomata.c (check_regexp_units_distribution): Likewise.
712 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
715 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
716 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
717 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
718 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
719 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
720 operand alternatives.
722 2009-11-06 Michael Matz <matz@suse.de>
725 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
726 of a potential reciprocal to really be reciprocals.
728 2009-11-06 Jakub Jelinek <jakub@redhat.com>
730 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
731 lwpintrin.h after immintrin.h.
732 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
736 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
737 or non-constant index, allow index one past the last element and
738 allow exceeding array bound in arrays that might be used as flexible
741 2009-11-05 Richard Henderson <rth@redhat.com>
743 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
745 2009-11-05 Paul Brook <paul@codesourcery.com>
747 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
749 (all_fpus): Add FPU details.
750 (fp_model_for_fpu): Remove.
751 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
752 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
753 (arm_file_start): Use arm_fpu_desc.
754 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
755 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
757 (TARGET_FPA_EMU2): Define.
758 (arm_fp_model, fputype, arm_fpu_tune): Remove.
759 (vfp_reg_type, arm_fpu_desc): New.
760 * config/arm/arm.md (attr fpu): Simplify.
761 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
762 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
763 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
764 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
765 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
767 2009-11-05 Michael Matz <matz@suse.de>
769 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
771 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
774 2009-11-04 Jason Merrill <jason@redhat.com>
777 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
778 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
779 (output_constant): Avoid crash after error.
781 2009-11-05 Martin Jambor <mjambor@suse.cz>
783 * tree-sra.c (struct access): Changed comment of next_sibling field.
784 (analyze_modified_params): Loop over accesses of a group rather than
785 over all with the ame base, pass a common bitmap to
787 (unmodified_by_ref_scalar_representative): Build link lists of
789 (splice_param_accesses): Likewise.
791 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
793 * df-scan.c (df-uses-record): Add case zero_extract of mem.
795 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
799 * config/i386/i386.md (probe_stack): New expander.
800 (logical operation peepholes): Do not split stack checking probes.
802 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
803 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
805 * doc/invoke.texi (-mlwp): Add documentation.
806 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
807 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
809 * config/i386/lwpintrin.h: New file, provide x86 compiler
811 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
812 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
813 * config/i386/i386-c.c (ix86_target_macros_internal): Check
815 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
816 * config/i386/i386.opt (-mlwp): New switch for LWP support.
817 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
818 (OPTION_MASK_ISA_LWP_UNSET): New.
819 (ix86_handle_option): Handle -mlwp.
820 (isa_opts): Handle -mlwp.
821 (enum pta_flags): Add PTA_LWP.
822 (override_options): Add LWP support.
823 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
824 (IX86_BUILTIN_LLWPCB32): Ditto.
825 (IX86_BUILTIN_LLWPCB64): Ditto.
826 (IX86_BUILTIN_SLWPCB16): Ditto.
827 (IX86_BUILTIN_SLWPCB32): Ditto.
828 (IX86_BUILTIN_SLWPCB64): Ditto.
829 (IX86_BUILTIN_LWPVAL16): Ditto.
830 (IX86_BUILTIN_LWPVAL32): Ditto.
831 (IX86_BUILTIN_LWPVAL64): Ditto.
832 (IX86_BUILTIN_LWPINS16): Ditto.
833 (IX86_BUILTIN_LWPINS32): Ditto.
834 (IX86_BUILTIN_LWPINS64): Ditto.
835 (enum ix86_special_builtin_type): Add LWP intrinsic support.
836 (builtin_description): Ditto.
837 (ix86_init_mmx_sse_builtins): Ditto.
838 (ix86_expand_special_args_builtin): Ditto.
839 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
841 (UNSPEC_SLWP_INTRINSIC): Ditto.
842 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
843 (UNSPECV_LWPINS_INTRINSIC): Ditto.
844 (lwp_llwpcbhi1): New lwp pattern.
845 (lwp_llwpcbsi1): Ditto.
846 (lwp_llwpcbdi1): Ditto.
847 (lwp_slwpcbhi1): Ditto.
848 (lwp_slwpcbsi1): Ditto.
849 (lwp_slwpcbdi1): Ditto.
850 (lwp_lwpvalhi3): Ditto.
851 (lwp_lwpvalsi3): Ditto.
852 (lwp_lwpvaldi3): Ditto.
853 (lwp_lwpinshi3): Ditto.
854 (lwp_lwpinssi3): Ditto.
855 (lwp_lwpinsdi3): Ditto.
857 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
858 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
861 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
864 2009-11-04 Richard Guenther <rguenther@suse.de>
865 Rafael Avila de Espindola <espindola@google.com>
867 * gcc.c (process_command): Handle arguments name@offset.
869 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
870 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
872 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
874 * config/i386/xopintrin.h: New file, provide common x86 compiler
876 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
877 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
878 * config/i386/i386-c.c(ix86_target_macros_internal): Check
880 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
881 * config/i386/i386.opt (-mxop): New switch for XOP support.
882 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
883 (UNSPEC_XOP_TRUEFALSE)
885 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
886 (PPERM_*): New constants for vpperm instruction.
887 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
888 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
889 (OPTION_MASK_ISA_XOP_UNSET): New.
890 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
891 (ix86_handle_option): Handle -mxop.
892 (isa_opts): Handle -mxop.
893 (enum pta_flags): Add PTA_XOP.
894 (override_options): Add XOP support.
895 (print_operand): Add code for XOP compare instructions.
896 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
897 (ix86_expand_int_vcond): Extend for XOP compare instruction.
899 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
900 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
901 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
902 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
903 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
904 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
905 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
907 (IX86_BUILTIN_VPCMOV256): Ditto.
908 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
909 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
910 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
911 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
912 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
913 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
915 (IX86_BUILTIN_VPPERM): Ditto.
917 (IX86_BUILTIN_VPMACSSWW): Ditto.
918 (IX86_BUILTIN_VPMACSWW): Ditto.
919 (IX86_BUILTIN_VPMACSSWD): Ditto.
920 (IX86_BUILTIN_VPMACSWD): Ditto.
921 (IX86_BUILTIN_VPMACSSDD): Ditto.
922 (IX86_BUILTIN_VPMACSDD): Ditto.
923 (IX86_BUILTIN_VPMACSSDQL): Ditto.
924 (IX86_BUILTIN_VPMACSSDQH): Ditto.
925 (IX86_BUILTIN_VPMACSDQL): Ditto.
926 (IX86_BUILTIN_VPMACSDQH): Ditto.
927 (IX86_BUILTIN_VPMADCSSWD): Ditto.
928 (IX86_BUILTIN_VPMADCSWD): Ditto.
930 (IX86_BUILTIN_VPHADDBW): Ditto.
931 (IX86_BUILTIN_VPHADDBD): Ditto.
932 (IX86_BUILTIN_VPHADDBQ): Ditto.
933 (IX86_BUILTIN_VPHADDWD): Ditto.
934 (IX86_BUILTIN_VPHADDWQ): Ditto.
935 (IX86_BUILTIN_VPHADDDQ): Ditto.
936 (IX86_BUILTIN_VPHADDUBW): Ditto.
937 (IX86_BUILTIN_VPHADDUBD): Ditto.
938 (IX86_BUILTIN_VPHADDUBQ): Ditto.
939 (IX86_BUILTIN_VPHADDUWD): Ditto.
940 (IX86_BUILTIN_VPHADDUWQ): Ditto.
941 (IX86_BUILTIN_VPHADDUDQ): Ditto.
942 (IX86_BUILTIN_VPHSUBBW): Ditto.
943 (IX86_BUILTIN_VPHSUBWD): Ditto.
944 (IX86_BUILTIN_VPHSUBDQ): Ditto.
946 (IX86_BUILTIN_VPROTB): Ditto.
947 (IX86_BUILTIN_VPROTW): Ditto.
948 (IX86_BUILTIN_VPROTD): Ditto.
949 (IX86_BUILTIN_VPROTQ): Ditto.
950 (IX86_BUILTIN_VPROTB_IMM): Ditto.
951 (IX86_BUILTIN_VPROTW_IMM): Ditto.
952 (IX86_BUILTIN_VPROTD_IMM): Ditto.
953 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
955 (IX86_BUILTIN_VPSHLB): Ditto.
956 (IX86_BUILTIN_VPSHLW): Ditto.
957 (IX86_BUILTIN_VPSHLD): Ditto.
958 (IX86_BUILTIN_VPSHLQ): Ditto.
959 (IX86_BUILTIN_VPSHAB): Ditto.
960 (IX86_BUILTIN_VPSHAW): Ditto.
961 (IX86_BUILTIN_VPSHAD): Ditto.
962 (IX86_BUILTIN_VPSHAQ): Ditto.
964 (IX86_BUILTIN_VFRCZSS): Ditto.
965 (IX86_BUILTIN_VFRCZSD): Ditto.
966 (IX86_BUILTIN_VFRCZPS): Ditto.
967 (IX86_BUILTIN_VFRCZPD): Ditto.
968 (IX86_BUILTIN_VFRCZPS256): Ditto.
969 (IX86_BUILTIN_VFRCZPD256): Ditto.
971 (IX86_BUILTIN_VPCOMEQUB): Ditto.
972 (IX86_BUILTIN_VPCOMNEUB): Ditto.
973 (IX86_BUILTIN_VPCOMLTUB): Ditto.
974 (IX86_BUILTIN_VPCOMLEUB): Ditto.
975 (IX86_BUILTIN_VPCOMGTUB): Ditto.
976 (IX86_BUILTIN_VPCOMGEUB): Ditto.
977 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
978 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
980 (IX86_BUILTIN_VPCOMEQUW): Ditto.
981 (IX86_BUILTIN_VPCOMNEUW): Ditto.
982 (IX86_BUILTIN_VPCOMLTUW): Ditto.
983 (IX86_BUILTIN_VPCOMLEUW): Ditto.
984 (IX86_BUILTIN_VPCOMGTUW): Ditto.
985 (IX86_BUILTIN_VPCOMGEUW): Ditto.
986 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
987 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
989 (IX86_BUILTIN_VPCOMEQUD): Ditto.
990 (IX86_BUILTIN_VPCOMNEUD): Ditto.
991 (IX86_BUILTIN_VPCOMLTUD): Ditto.
992 (IX86_BUILTIN_VPCOMLEUD): Ditto.
993 (IX86_BUILTIN_VPCOMGTUD): Ditto.
994 (IX86_BUILTIN_VPCOMGEUD): Ditto.
995 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
996 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
998 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
999 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
1000 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
1001 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
1002 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
1003 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
1004 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
1005 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
1007 (IX86_BUILTIN_VPCOMEQB): Ditto.
1008 (IX86_BUILTIN_VPCOMNEB): Ditto.
1009 (IX86_BUILTIN_VPCOMLTB): Ditto.
1010 (IX86_BUILTIN_VPCOMLEB): Ditto.
1011 (IX86_BUILTIN_VPCOMGTB): Ditto.
1012 (IX86_BUILTIN_VPCOMGEB): Ditto.
1013 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
1014 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
1016 (IX86_BUILTIN_VPCOMEQW): Ditto.
1017 (IX86_BUILTIN_VPCOMNEW): Ditto.
1018 (IX86_BUILTIN_VPCOMLTW): Ditto.
1019 (IX86_BUILTIN_VPCOMLEW): Ditto.
1020 (IX86_BUILTIN_VPCOMGTW): Ditto.
1021 (IX86_BUILTIN_VPCOMGEW): Ditto.
1022 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
1023 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
1025 (IX86_BUILTIN_VPCOMEQD): Ditto.
1026 (IX86_BUILTIN_VPCOMNED): Ditto.
1027 (IX86_BUILTIN_VPCOMLTD): Ditto.
1028 (IX86_BUILTIN_VPCOMLED): Ditto.
1029 (IX86_BUILTIN_VPCOMGTD): Ditto.
1030 (IX86_BUILTIN_VPCOMGED): Ditto.
1031 (IX86_BUILTIN_VPCOMFALSED): Ditto.
1032 (IX86_BUILTIN_VPCOMTRUED): Ditto.
1034 (IX86_BUILTIN_VPCOMEQQ): Ditto.
1035 (IX86_BUILTIN_VPCOMNEQ): Ditto.
1036 (IX86_BUILTIN_VPCOMLTQ): Ditto.
1037 (IX86_BUILTIN_VPCOMLEQ): Ditto.
1038 (IX86_BUILTIN_VPCOMGTQ): Ditto.
1039 (IX86_BUILTIN_VPCOMGEQ): Ditto.
1040 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
1041 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
1043 (enum multi_arg_type): New enum for describing the various XOP
1044 intrinsic argument types.
1045 (bdesc_multi_arg): New table for XOP intrinsics.
1046 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
1047 (ix86_expand_multi_arg_builtin): New function for creating XOP
1050 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
1051 (xop_pmacsww): Ditto.
1052 (xop_pmacssww): Ditto.
1053 (xop_pmacsdd): Ditto.
1054 (xop_pmacssdd): Ditto.
1055 (xop_pmacssdql): Ditto.
1056 (xop_pmacssdqh): Ditto.
1057 (xop_pmacsdql): Ditto.
1058 (xop_pmacsdql_mem): Ditto.
1059 (xop_mulv2div2di3_low): Ditto.
1060 (xop_pmacsdqh): Ditto.
1061 (xop_pmacsdqh_mem): Ditto.
1062 (xop_mulv2div2di3_high): Ditto.
1063 (xop_pmacsswd): Ditto.
1064 (xop_pmacswd): Ditto.
1065 (xop_pmadcsswd): Ditto.
1066 (xop_pmadcswd): Ditto.
1067 (xop_pcmov_<mode>): Ditto.
1068 (xop_pcmov_<mode>256): Ditto.
1069 (xop_phaddbw): Ditto.
1070 (xop_phaddbd): Ditto.
1071 (xop_phaddbq): Ditto.
1072 (xop_phaddwd): Ditto.
1073 (xop_phaddwq): Ditto.
1074 (xop_phadddq): Ditto.
1075 (xop_phaddubw): Ditto.
1076 (xop_phaddubd): Ditto.
1077 (xop_phaddubq): Ditto.
1078 (xop_phadduwd): Ditto.
1079 (xop_phadduwq): Ditto.
1080 (xop_phaddudq): Ditto.
1081 (xop_phsubbw): Ditto.
1082 (xop_phsubwd): Ditto.
1083 (xop_phsubdq): Ditto.
1085 (rotl<mode>3): Ditto.
1086 (rotr<mode>3): Ditto.
1087 (xop_rotl<mode>3): Ditto.
1088 (xop_rotr<mode>3): Ditto.
1089 (vrotr<mode>3): Ditto.
1090 (vrotl<mode>3): Ditto.
1091 (xop_vrotl<mode>3): Ditto.
1092 (vlshr<mode>3): Ditto.
1093 (vashr<mode>3): Ditto.
1095 (xop_ashl<mode>3): Ditto.
1096 (xop_lshl<mode>3): Ditto.
1097 (ashlv16qi3): Ditto.
1098 (lshlv16qi3): Ditto.
1099 (ashrv16qi3): Ditto.
1101 (xop_frcz<mode>2): Ditto.
1102 (xop_vmfrcz<mode>2): Ditto.
1103 (xop_frcz<mode>2256): Ditto.
1104 (xop_maskcmp<mode>3): Ditto.
1105 (xop_maskcmp_uns<mode>3): Ditto.
1106 (xop_maskcmp_uns2<mode>3): Ditto.
1107 (xop_pcom_tf<mode>3): Ditto.
1109 * doc/invoke.texi (-mxop): Add documentation.
1110 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
1112 2009-11-03 Mark Mitchell <mark@codesourcery.com>
1115 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
1116 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
1117 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
1119 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
1122 * arm.md (peephole2 patterns for move and compare): New.
1124 2009-11-04 Nick Clifton <nickc@redhat.com>
1126 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
1127 Make sure that it does not allow CONST_DOUBLEs.
1128 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
1129 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
1130 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
1131 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
1132 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
1133 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
1134 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
1135 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
1136 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
1137 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
1138 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
1139 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
1140 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
1141 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
1142 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
1144 2009-11-04 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/41919
1147 * tree-vrp.c (test_for_singularity): Properly compare values.
1149 2009-11-04 Revital Eres <eres@il.ibm.com>
1151 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1152 Consider peeling for alignment only for stores and remove
1153 redundant assignment.
1155 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
1158 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
1159 (m68k_ok_for_sibcall_p): Handle different result return locations.
1161 2009-11-04 Richard Guenther <rguenther@suse.de>
1163 * c-opts.c (c_common_post_options): Move LTO option processing
1165 * opts.c (decode_options): ... here.
1167 2009-11-04 Jakub Jelinek <jakub@redhat.com>
1169 * c-common.c (fold_offsetof_1): Use %wd instead of
1170 HOST_WIDE_INT_PRINT_DEC.
1172 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1174 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
1177 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
1179 * config.gcc (vax-*-linux*): Keep the original contents of
1180 tmake_file while adding vax/t-linux.
1182 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
1186 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
1187 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
1188 (STACK_CHECK_MOVING_SP): Likewise.
1189 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
1190 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
1191 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
1192 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
1193 Document PROBE_STACK.
1194 * explow.c (anti_adjust_stack_and_probe): New function.
1195 (allocate_dynamic_stack_space): Do not directly allocate space if
1196 STACK_CHECK_MOVING_SP, instead invoke above function.
1197 (emit_stack_probe): Handle probe_stack insn.
1198 (PROBE_INTERVAL): New macro.
1199 (STACK_GROW_OPTAB): Likewise.
1200 (STACK_GROW_OFF): Likewise.
1201 (probe_stack_range): Use Pmode and memory_address consistently. Fix
1202 loop condition in the small constant case. Rewrite in the general
1203 case to be immune to wraparounds. Make sure the address of probes
1204 is valid. Try to use [base + disp] addressing mode if possible.
1205 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
1206 checking is enabled and STACK_CHECK_MOVING_SP.
1207 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
1208 return 1 for volatile references to the stack pointer.
1209 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
1210 __builtin_alloca if stack checking is enabled.
1211 * unwind-dw2.c (uw_identify_context): Take into account whether the
1212 context is that of a signal frame or not.
1213 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
1214 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
1216 2009-11-03 Jakub Jelinek <jakub@redhat.com>
1218 PR rtl-optimization/41917
1219 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
1220 operand isn't known to be 0, return 1.
1222 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1224 * config/mips/mips.md: Fix typos.
1226 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1228 * doc/invoke.texi: Fix typo.
1230 2009-11-03 Paul Brook <paul@codesourcery.com>
1232 * config/arm/neon.ml (vectype): Add T_floatSF.
1233 (string_of_vectype): Ditto.
1234 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
1235 (deftypes): Use float for float32_t.
1236 * config/arm/arm_neon.h: Regenerate.
1238 2009-11-03 Nick Clifton <nickc@redhat.com>
1239 Kevin Buettner <kevinb@redhat.com>
1241 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
1242 order of expected registers.
1243 (rx_load_multiple_vector): Likewise.
1244 (rx_rtsd_vector): Likewise.
1245 * config/rx/rx.c (rx_cpu_type): New variable.
1246 (rx_print_operand): Fix bug printing 64-bit constant values.
1247 (rx_emit_stack_pushm): Reverse order of pushed registers.
1248 (gen_rx_store_vector): Likewise.
1249 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
1251 (is_exception_func): Rename to is_interrupt_func and only accept
1252 "interrupt" as the attribute name.
1253 (rx_get_stack_layout): Use new function name.
1254 (rx_func_attr_inlinable): Likewise.
1255 (rx_attribute_table): Remove "exception".
1256 (rx_expand_prologue): If necessary push the accumulator register
1257 in the prologue of interrupt functions.
1258 (rx_expand_epilogue): If necessary pop the accumulator.
1259 (rx_builtins): Add RX_BUILTIN_MVTIPL.
1260 (rx_expand_builtin_stz): Remove.
1261 (rx_expand_builtin_mvtipl): New function.
1262 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
1263 (rx_expand_builtin): Likewise.
1264 (rx_enable_fpu): New variable.
1265 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
1266 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
1267 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
1268 (enum rx_cpu_types): Define.
1269 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
1270 (INCOMING_FRAME_SP_OFFSET): Define.
1271 (ARG_POINTER_CFA_OFFSET): Define.
1272 (FRAME_POINTER_CFA_OFFSET): Define.
1273 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
1274 (ALLOW_RX_FPU_INSNS): Define.
1275 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
1276 fast_math_flags_set_p.
1277 (UNSPEC_BUILTIN_MVTIPL): Define.
1278 (revl): Rename to bswapsi2.
1279 (bswaphi2): New pattern.
1280 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
1281 (mvtaclo): Likewise.
1283 (mvtc): Remove clobber of cc0.
1286 * config/rx/rx.opt (mieee): Remove.
1291 (msave-acc-in-interrupts): Add.
1292 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
1293 (MULTILIB_DIRS): Likewise.
1294 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
1295 * doc/extend.texi: Remove description of "exception" function
1297 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
1298 -msave-acc-in-interrupts options.
1300 2009-11-03 Richard Guenther <rguenther@suse.de>
1302 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
1304 2009-11-03 Dodji Seketeli <dodji@redhat.com>
1307 * c-common.c (fold_offsetof_1): Issue errors when the member
1308 designator of the offsetof expression is not legitimate.
1310 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1312 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
1313 names instead of numerical constants.
1314 (sse_prologue_save): Ditto.
1315 (*sse_prologue_save_insn): Ditto.
1317 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
1320 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
1321 (TARGET_CALL_ESP): New define.
1322 * config/i386/i386.c (initial_ix86_tune_features): Initialize
1324 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
1325 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
1326 *call_1, *call_value_pop_1 and *call_value_1. Depend on
1328 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
1329 New patterns, use "lsm" as operand 1 constraint.
1330 * config/i386/predicates.md (call_insn_operand): Depend on
1331 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
1333 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1335 PR tree-optimization/41857
1336 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
1337 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
1339 * tree-ssa-address.c (move_hint_to_base): New function.
1340 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
1341 address space associated with TYPE.
1342 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
1343 most_expensive_mult_to_index. Call move_hint_to_base.
1344 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
1345 TYPE to addr_to_parts.
1347 2009-11-02 Martin Jambor <mjambor@suse.cz>
1349 PR tree-optimization/41750
1350 * tree-sra.c (analyze_modified_params): Loop over all
1351 representatives of components of a parameter.
1353 2009-11-02 Jakub Jelinek <jakub@redhat.com>
1355 PR tree-optimization/41841
1356 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
1357 local variables of not yet materialized clones.
1360 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
1361 for a VOIDmode variable.
1364 * c-pragma.c (visstack): Change into vector of ints rather than
1365 enum symbol_visibility.
1366 (push_visibility): Add kind argument, push default_visibility together
1368 (pop_visibility): Add kind argument, return true if successful, fail
1369 if visibility stack is empty or if stack top is of different kind.
1370 (handle_pragma_visibility): Don't check length of visstack, instead
1371 call pop_visibility and issue diagnostics if it failed. Pass 0
1372 as last argument to push_visibility and pop_visibility.
1373 * c-pragma.h (push_visibility): Add kind argument.
1374 (pop_visibility): Likewise. Return bool instead of void.
1376 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
1378 * tree.def (TARGET_MEM_REF): Update comment.
1379 * alias.c (get_alias_set): Retrieve the original memory reference for
1380 a TARGET_MEM_REF before proceeding.
1382 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1384 * config/frv/frv.c (frv_function_value, frv_libcall_value,
1385 frv_function_value_regno_p): New functions.
1386 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1387 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1388 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
1389 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
1391 2009-10-31 Anatoly Sokolov <aesok@post.ru>
1393 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
1394 new 'outgoing' argument.
1395 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
1396 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1397 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1398 LIBCALL_VALUE): Remove.
1399 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
1400 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
1401 (mh10300_function_value_regno_p): Declare.
1403 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1405 * config/arm/cortex-a9.md: New - integer pipeline description.
1407 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
1409 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
1410 aborting if the sizes of the two references don't match.
1412 2009-10-31 Toon Moene <toon@moene.org>
1414 * ipa-inline.c (cgraph_decide_inlining):
1415 Include reason for not inlining called-once functions in dump file.
1417 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
1419 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
1420 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
1421 (LINK_SPEC): BE_LINK_SPEC added.
1423 2009-10-30 Richard Guenther <rguenther@suse.de>
1426 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
1428 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
1430 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
1431 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
1434 2009-10-30 Martin Jambor <mjambor@suse.cz>
1436 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
1438 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
1441 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
1442 first. Move assert on stack_alignment_estimated just before
1443 setting stack_realign_needed.
1444 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
1445 Don't call update_stack_boundary.
1447 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
1448 (verride_options): Don't check ix86_force_align_arg_pointer here.
1449 (ix86_function_ok_for_sibcall): Use it.
1450 (ix86_update_stack_boundary): Likewise.
1452 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
1454 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
1456 * arm.md (QHSI): New mode iterator.
1457 (movqi): If generating for thumb, then truncate any immediate to
1459 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
1461 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
1464 2009-10-29 Cary Coutant <ccoutant@google.com>
1467 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
1468 locations in the source).
1469 (store_vcall_insn): New function.
1470 (lookup_vcall_insn): New function.
1471 (dwarf2out_virtual_call_token): Use store_vcall_insn.
1472 (dwarf2out_copy_call_info): New function.
1473 (dwarf2out_virtual_call): Use lookup_vcall_insn.
1474 * emit-rtl.c (try_split): Call copy_call_info debug hook.
1475 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
1476 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
1477 (debug_nothing_rtx_rtx): New dummy hook.
1478 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
1479 (xcoff_debug_hooks): Likewise.
1480 * sdbout.c (sdb_debug_hooks): Likewise.
1481 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1483 2009-10-29 David Daney <ddaney@caviumnetworks.com>
1485 * doc/invoke.texi (mmcount-ra-address): Document new command line
1487 * config/mips/mips.opt (mmcount-ra-address): New option.
1488 * config/mips/mips-protos.h (mips_function_profiler): Declare new
1490 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
1492 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
1493 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
1495 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
1496 mips_function_profiler.
1498 2009-10-29 Steve Ellcey <sje@cup.hp.com>
1502 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
1503 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1504 * optc-gen.awk (cl_target_option_restore): Include call to
1505 targetm.override_options_after_change.
1506 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1507 * target.h (override_options_after_change): New.
1508 * c-common.c (parse_optimize_options): Call
1509 targetm.override_options_after_change.
1510 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
1511 (ia64_override_options_after_change): New.
1512 (ia64_override_options) Add call to above.
1514 2009-10-29 Michael Matz <matz@suse.de>
1516 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
1517 (gate_convert_to_rsqrt): Ditto.
1518 (pass_convert_to_rsqrt): Ditto.
1519 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
1520 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
1523 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
1525 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1527 * config/arm/arm.c (find_best_start): Fix type of remainder to be
1530 2009-10-29 Martin Jambor <mjambor@suse.cz>
1532 PR tree-optimization/41775
1533 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
1534 (generate_subtree_copies): Do not unshare agg.
1535 (load_assign_lhs_subreplacements): Do not unshare rhs.
1536 (sra_modify_assign): Do not unshare exprs.
1537 (propagate_subacesses_accross_link): Renamed to
1538 propagate_subaccesses_across_link.
1540 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
1542 * arm.c (count_insns_for_constant): Rework to support counting for
1543 thumb2 immediates as well.
1544 (find_best_start): Split out from arm_gen_constant.
1545 (arm_gen_constant): Rework to support XOR with immediate.
1547 2009-10-29 Chao-ying Fu <fu@mips.com>
1549 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
1551 (mips_expand_synci_loop): Use the length rtx to control the
1552 synci loop from the begin rtx that points to the first byte of
1555 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1557 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
1559 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1561 * dbxout.c (dbxout_common_check): Accept non public trees.
1562 * dwarf2out.c (fortran_common): Accept non public trees.
1564 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
1566 * common.opt (fuse-linker-plugin): New option.
1567 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
1569 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
1571 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1573 PR rtl-optimization/39715
1574 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
1575 (gen_cstoresi_ltu_thumb1): New splitter.
1577 2009-10-28 Richard Guenther <rguenther@suse.de>
1581 * tree-ssa.c (useless_type_conversion_p): Do not treat
1582 conversions to pointers to incomplete types as useless.
1583 * gimple.c (gimple_types_compatible_p): Compare struct tags,
1586 2009-10-28 Jakub Jelinek <jakub@redhat.com>
1588 * var-tracking.c (emit_note_insn_var_location): Don't call the second
1589 vt_expand_loc unnecessarily when location is not a register nor
1593 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
1594 fields don't have DECL_NAME.
1597 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
1598 call convert_memory_address on addr.
1601 * config/i386/i386.c (ix86_pic_register_p): Don't call
1602 rtx_equal_for_cselib_p for VALUEs discarded as useless.
1604 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
1606 * var-tracking.c (emit_note_insn_var_location): Get the mode of
1607 a variable part from its REG, MEM or VALUE.
1609 2009-10-28 Richard Guenther <rguenther@suse.de>
1611 * gimple.c (gimple_get_alias_set): Fix comment typo.
1613 2009-10-28 Richard Guenther <rguenther@suse.de>
1615 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
1616 (free_lang_data): Unconditionally compute alias sets for all
1617 standard integer types. Bail out if gate bailed out previously.
1618 Do not reset the types_compatible_p langhook.
1619 (gate_free_lang_data): Remove.
1620 (struct pass_ipa_free_lang_data): Enable unconditionally.
1621 * gimple.c (gimple_get_alias_set): Use the same alias-set for
1624 2009-10-28 Richard Guenther <rguenther@suse.de>
1627 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
1628 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
1629 (call_may_clobber_ref_p_1): Likewise.
1630 * tree-ssa-structalias.c (find_func_aliases): Likewise.
1631 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
1633 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1635 PR rtl-optimization/41812
1638 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
1640 * df-problems.c (df_md_scratch): New.
1641 (df_md_alloc, df_md_free): Allocate/free it.
1642 (df_md_local_compute): Only include live registers in init.
1643 (df_md_transfer_function): Prune the in-set computed by
1644 the confluence function, and the gen-set too.
1646 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1648 PR rtl-optimization/39715
1649 * combine.c (simplify_comparison): Use extensions to
1650 widen comparisons. Try an ANDing first.
1652 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1654 PR rtl-optimization/40741
1655 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
1656 a small constant is cheap.
1657 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
1658 force_reg on the LHS.
1659 (xorsi3): Likewise, and split the XOR if the constant is complex
1660 and not in Thumb mode.
1662 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1664 * expmed.c (emit_store_flag): Check costs before
1665 transforming to the opposite representation.
1667 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
1669 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
1670 cstore result to DImode.
1672 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
1674 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
1675 inside the unspec vector.
1677 2009-10-27 Richard Henderson <rth@redhat.com>
1679 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
1681 2009-10-27 Richard Henderson <rth@redhat.com>
1684 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
1685 eh_region_may_contain_throw; update users.
1686 (eh_region_may_contain_throw): New function.
1687 (lower_catch): Check flag_exceptions before creating exception region.
1688 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
1689 (lower_cleanup): Tidy existing flag_exceptions check to match.
1691 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
1694 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
1695 * config/i386/mingw.opt: Add fset-stack-executable.
1696 * config/i386/i386.c (ix86_trampoline_init): Make call to
1697 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
1698 defined and its value is not zero.
1701 2009-10-27 Richard Guenther <rguenther@suse.de>
1703 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
1704 handle calls to externally visible functions like in regular mode.
1705 (create_variable_info_for): Do not create function infos here.
1706 (have_alias_info): Remove write-only variable.
1707 (solve_constraints): New function split out from common code
1708 in compute_points_to_sets and ipa_pta_execute.
1709 (compute_points_to_sets): Adjust.
1710 (ipa_pta_execute): Likewise. Handle clones and externally visible
1711 functions like in non-IPA mode.
1713 2009-10-27 Jakub Jelinek <jakub@redhat.com>
1716 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
1719 2009-10-27 Richard Guenther <rguenther@suse.de>
1721 * tree-complex.c (expand_complex_div_wide): Check for
1722 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
1724 2009-10-27 Revital Eres <eres@il.ibm.com>
1726 PR tree-optimization/40648
1727 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1728 Change decision of when to peel for alignment.
1730 2009-10-27 Richard Guenther <rguenther@suse.de>
1733 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1735 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1738 * fold-const.c (fold_binary_loc): Do not call
1739 protected_set_expr_location.
1741 2009-10-27 Wei Guozhi <carrot@google.com>
1744 * target.h (have_conditional_execution): Add a new target hook
1746 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1747 * targhooks.h (default_have_conditional_execution): Likewise.
1748 * targhooks.c (default_have_conditional_execution): Likewise.
1749 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1750 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1751 (arm_have_conditional_execution): New function.
1752 * ifcvt.c (noce_process_if_block, find_if_header,
1753 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1754 macro HAVE_conditional_execution to a target hook call.
1755 * recog.c (peephole2_optimize): Likewise.
1756 * sched-rgn.c (add_branch_dependences): Likewise.
1757 * final.c (asm_insn_count, final_scan_insn): Likewise.
1758 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1760 2009-10-26 Ben Elliston <bje@au.ibm.com>
1761 Michael Meissner <meissner@linux.vnet.ibm.com>
1762 Ulrich Weigand <uweigand@de.ibm.com>
1764 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1765 * config/spu/spu_cache.h: New file.
1767 * config/spu/cachemgr.c: New file.
1768 * config/spu/cache.S: New file.
1770 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1771 (ADDR_SPACE_EA): Define.
1772 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1773 * config/spu/spu.c (EAmode): New macro.
1774 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1775 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1776 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1777 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1778 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1779 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1780 (TARGET_ASM_SELECT_SECTION): Likewise.
1781 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1782 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1783 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1784 (ea_symbol_ref): New function.
1785 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1786 (spu_addr_space_legitimate_address_p): New function.
1787 (spu_addr_space_legitimize_address): Likewise.
1788 (cache_fetch): New global.
1789 (cache_fetch_dirty): Likewise.
1790 (ea_alias_set): Likewise.
1791 (ea_load_store): New function.
1792 (ea_load_store_inline): Likewise.
1793 (expand_ea_mem): Likewise.
1794 (spu_expand_mov): Handle __ea qualified memory references.
1795 (spu_addr_space_pointer_mode): New function.
1796 (spu_addr_space_address_mode): Likewise.
1797 (spu_addr_space_subset_p): Likewise.
1798 (spu_addr_space_convert): Likewise.
1799 (spu_section_type_flags): Handle "._ea" section.
1800 (spu_select_section): New function.
1801 (spu_unique_section): Likewise.
1802 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1803 and __EA64__ predefined macros.
1804 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1805 -matomic-updates switches.
1807 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1808 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1809 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1810 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1811 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1812 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1813 $(T)cache128k.o): Likewise.
1814 ($(T)libgcc_%.a): Likewise.
1816 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1817 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1818 (-maddress-space-conversion): Likewise.
1819 (-mcache-size=): Likewise.
1820 (-matomic-updates): Likewise.
1821 * doc/invoke.texi (-mea32/-mea64): Document.
1822 (-maddress-space-conversion): Likewise.
1823 (-mcache-size=): Likewise.
1824 (-matomic-updates): Likewise.
1826 2009-10-26 Ben Elliston <bje@au.ibm.com>
1827 Michael Meissner <meissner@linux.vnet.ibm.com>
1828 Ulrich Weigand <uweigand@de.ibm.com>
1830 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1832 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1833 defined, add the named address space keywords.
1834 (c_addr_space_name): New function.
1835 (complete_array_type): Preserve named address space.
1836 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1837 instead of targetm.valid_pointer_mode.
1839 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1840 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1841 (ADDR_SPACE_KEYWORD): New macro.
1842 (c_addr_space_name): Add prototype.
1844 * c-tree.h (struct c_declspecs): Add address_space member.
1845 (declspecs_add_addrspace): Add prototype.
1847 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1849 * c-parser.c (c_parse_init): Add assertion.
1850 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1851 (c_lex_one_token): Handle address space keywords.
1852 (c_token_starts_typename): Likewise.
1853 (c_token_starts_declspecs): Likewise.
1854 (c_parser_declspecs): Likewise.
1855 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1856 literal within function qualified with named address space.
1858 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1859 address space qualifiers.
1860 (shadow_tag_warned): Warn about useless address space qualifiers.
1861 (quals_from_declspecs): Handle address space qualifiers.
1862 (grokdeclarator): Likewise.
1863 (build_null_declspecs): Likewise.
1864 (declspecs_add_addrspace): New function.
1866 * c-typeck.c (addr_space_superset): New function.
1867 (qualify_type): Handle named address spaces.
1868 (composite_type): Likewise.
1869 (common_pointer_type): Likewise.
1870 (comp_target_types): Likewise.
1871 (build_conditional_expr): Likewise.
1872 (handle_warn_cast_qual): Likewise.
1873 (build_c_cast): Likewise.
1874 (convert_for_assignment): Likewise.
1875 (build_binary_op): Likewise.
1876 (pointer_diff): Handle named address spaces. Use intermediate
1877 integer type of sufficient size if required.
1879 2009-10-26 Ben Elliston <bje@au.ibm.com>
1880 Michael Meissner <meissner@linux.vnet.ibm.com>
1881 Ulrich Weigand <uweigand@de.ibm.com>
1883 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1884 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1885 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1887 * target.h (struct target_def): Add pointer_mode, address_mode,
1888 and valid_pointer_mode to addr_space substructure.
1889 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1890 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1891 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1892 (TARGET_ADDR_SPACE_HOOKS): Add them.
1893 * targhooks.c (target_default_pointer_address_modes_p): New function.
1894 * target.h (target_default_pointer_address_modes_p): Add prototype.
1895 * targhooks.c (default_addr_space_pointer_mode): New function.
1896 (default_addr_space_address_mode): Likewise.
1897 (default_addr_space_valid_pointer_mode): Likewise.
1898 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1899 (default_addr_space_address_mode): Likewise.
1900 (default_addr_space_valid_pointer_mode): Likewise.
1901 * output.h (default_valid_pointer_mode): Move to ...
1902 * targhooks.h (default_valid_pointer_mode): ... here.
1903 * varasm.c (default_valid_pointer_mode): Move to ...
1904 * targhooks.c (default_valid_pointer_mode): ... here.
1906 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1907 instead of targetm.valid_pointer_mode.
1909 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1910 * tree.c (integer_pow2p): Likewise.
1911 (tree_log2): Likewise.
1912 (tree_floor_log2): Likewise.
1913 (signed_or_unsigned_type_for): Support pointer type of different size.
1914 (int_or_pointer_precision): New function.
1915 * tree.h (int_or_pointer_precision): Add prototype.
1916 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1917 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1918 incoming pointer type instead of POINTER_SIZE.
1920 * tree.c (build_pointer_type): Use appropriate pointer mode
1921 instead of ptr_mode.
1922 (build_reference_type): Likewise.
1923 * expr.c (store_expr): Likewise.
1924 (expand_expr_addr_expr): Likewise.
1925 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1926 * cfgexpand.c (expand_debug_expr): Likewise.
1928 * auto-inc-dec.c: Include "target.h".
1929 (try_merge): Use appropriate address mode instead of Pmode.
1930 (find_inc): Likewise.
1931 * combine.c (find_split_point): Likewise.
1932 * cselib.c (cselib_record_sets): Likewise.
1933 * dse.c (replace_inc_dec): Likewise.
1934 (canon_address): Likewise.
1935 * var-tracking.c (replace_expr_with_values): Likewise.
1936 (count_uses): Likewise.
1937 (add_uses): Likewise.
1938 (add_stores): Likewise.
1939 * emit-rtl.c: Include "target.h".
1940 (adjust_address_1): Use appropriate address mode instead of Pmode.
1941 (offset_address): Likewise.
1942 * explow.c (break_out_memory_refs): Likewise.
1943 (memory_address_addr_space): Likewise.
1944 (promote_mode): Likewise.
1945 * expr.c (move_by_pieces): Likewise.
1946 (emit_block_move_via_loop): Likewise.
1947 (store_by_pieces): Likewise.
1948 (store_by_pieces_1): Likewise.
1949 (expand_assignment): Likewise.
1950 (store_constructor): Likewise.
1951 (expand_expr_addr_expr): Likewise.
1952 (expand_expr_real_1): Likewise.
1953 * cfgexpand.c (expand_debug_expr): Likewise.
1954 * ifcvt.c (noce_try_cmove_arith): Likewise.
1955 * regcprop.c (kill_autoinc_value): Likewise.
1956 * regmove.c (try_auto_increment): Likewise.
1957 * reload.c (find_reloads): Likewise.
1958 (find_reloads_address): Likewise.
1959 (find_reloads_address_1): Likewise.
1960 * sched-deps.c: Include "target.h".
1961 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1962 (sched_analyze_2): Likewise.
1963 * sel-sched-dump.c: Include "target.h".
1964 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1965 * stor-layout.c (layout_type): Likewise.
1966 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1967 (multiplier_allowed_in_address_p): Likewise.
1968 (get_address_cost): Likewise.
1969 * varasm.c (make_decl_rtl): Likewise.
1971 * expr.c (expand_assignment): Always convert offsets to appropriate
1973 (store_expr): Likewise.
1974 (store_constructor): Likewise.
1975 (expand_expr_real_1): Likewise.
1977 * reload.h (form_sum): Add MODE argument.
1978 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1979 Update recursive calls.
1980 (subst_indexed_address): Update calls to form_sum.
1982 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1983 * tree-ssa-address.c: Include "target.h".
1984 (templates): Replace by ...
1985 (mem_addr_template_list): ... this new vector.
1986 (TEMPL_IDX): Handle address space numbers.
1987 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1988 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1989 instead of global cache. Update call to gen_addr_rtx.
1990 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1991 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1993 * rtl.h (convert_memory_address_addr_space): Add prototype.
1994 (convert_memory_address): Define as macro.
1995 * explow.c (convert_memory_address): Rename to ...
1996 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1997 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1998 Update recursive calls.
1999 (memory_address_addr_space): Call convert_memory_address_addr_space.
2000 * expmed.c (make_tree): Likewise.
2001 * expr.c (expand_assignment): Likewise.
2002 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
2003 (expand_expr_addr_expr): Likewise. Also, update call.
2005 * alias.c (find_base_value): Guard pointer size optimizations.
2006 (find_base_term): Likewise.
2007 * rtlanal.c (nonzero_bits1): Likewise.
2008 (num_sign_bit_copies1): Likewise.
2009 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2011 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
2012 (emit-rtl.o): Likewise.
2013 (auto-inc-dec.o): Likewise.
2014 (sched-deps.o): Likewise.
2016 2009-10-26 Ben Elliston <bje@au.ibm.com>
2017 Michael Meissner <meissner@linux.vnet.ibm.com>
2018 Ulrich Weigand <uweigand@de.ibm.com>
2020 * doc/extend.texi (Named Address Spaces): New section.
2021 * coretypes.h (addr_space_t): New type.
2022 (ADDR_SPACE_GENERIC): New define.
2023 (ADDR_SPACE_GENERIC_P): New macro.
2025 * doc/tm.texi (Named Address Spaces): New section.
2026 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
2027 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
2028 (TARGET_ADDR_SPACE_SUBSET_P): Document.
2029 (TARGET_ADDR_SPACE_CONVERT): Document.
2030 * target.h (struct gcc_target): Add addr_space substructure.
2031 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
2032 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
2033 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
2034 (TARGET_ADDR_SPACE_CONVERT): Likewise.
2035 (TARGET_ADDR_SPACE_HOOKS): Likewise.
2036 (TARGET_INITIALIZER): Initialize addr_space hooks.
2037 * targhooks.c (default_addr_space_legitimate_address_p): New function.
2038 (default_addr_space_legitimize_address): Likewise.
2039 (default_addr_space_subset_p): Likewise.
2040 (default_addr_space_convert): Likewise.
2041 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
2042 (default_addr_space_legitimize_address): Likewise.
2043 (default_addr_space_subset_p): Likewise.
2044 (default_addr_space_convert): Likewise.
2046 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
2047 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
2048 (MEM_ADDR_SPACE): New macro.
2049 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
2050 address space memory attribute.
2051 (mem_attrs_htab_hash): Handle address space memory attribute.
2052 (mem_attrs_htab_eq): Likewise.
2053 (set_mem_attributes_minus_bitpos): Likewise.
2054 (set_mem_alias_set): Likewise.
2055 (set_mem_align): Likewise.
2056 (set_mem_expr): Likewise.
2057 (set_mem_offset): Likewise.
2058 (set_mem_size): Likewise.
2059 (adjust_address_1): Likewise.
2060 (offset_address): Likewise.
2061 (widen_memoy_address): Likewise.
2062 (get_spill_slot_decl): Likewise.
2063 (set_mem_attrs_for_spill): Likewise.
2064 (set_mem_addr_space): New function.
2065 * emit-rtl.h (set_mem_addr_space): Add prototype.
2066 * print-rtl.c (print_rtx): Print address space memory attribute.
2067 * expr.c (expand_assignment): Set address space memory attribute
2068 of generated MEM RTXes as appropriate.
2069 (expand_expr_real_1): Likewise.
2070 * cfgexpand.c (expand_debug_expr): Likewise.
2071 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2073 * tree.h (struct tree_base): Add address_space bitfield. Reduce
2074 size of "spare" bitfield.
2075 (TYPE_ADDR_SPACE): New macro.
2076 (ENCODE_QUAL_ADDR_SPACE): Likewise.
2077 (DECODE_QUAL_ADDR_SPACE): Likewise.
2078 (CLEAR_QUAL_ADDR_SPACE): Likewise.
2079 (KEEP_QUAL_ADDR_SPACE): Likewise.
2080 (TYPE_QUALS): Encode type address space.
2081 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
2082 * tree.c (set_type_quals): Set type address space.
2083 (build_array_type): Inherit array address space from element type.
2084 * print-tree.c (print_node_brief): Print type address space.
2085 (print_node): Likewise.
2086 * tree-pretty-print.c (dump_generic_node): Likewise.
2088 * explow.c (memory_address): Rename to ...
2089 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
2090 Use address-space aware variants of memory address routines.
2091 * recog.c (memory_address_p): Rename to ...
2092 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2093 Use address-space aware variants of memory address routines.
2094 (offsettable_address_p): Rename to ...
2095 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
2096 Use address-space aware variants of memory address routines.
2097 * reload.c (strict_memory_address_p): Rename to ...
2098 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2099 Use address-space aware variants of memory address routines.
2100 (maybe_memory_address_p): Rename to ...
2101 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
2102 Use address-space aware variants of memory address routines.
2103 * expr.h (memory_address_addr_space): Add prototype.
2104 (memory_address): Define as macro.
2105 * recog.h (memory_address_addr_space_p): Add prototype.
2106 (memory_address_p): Define as macro.
2107 (offsettable_address_addr_space_p): Add prototype.
2108 (offsettable_address_p): Define as macro.
2109 (strict_memory_address_addr_space_p): Add prototype.
2110 (strict_memory_address_p): Define as macro.
2112 * combine.c (find_split_point): Use address-space aware variants
2113 of memory address routines.
2114 * emit-rtl.c (operand_subword): Likewise.
2115 (change_address_1): Likewise.
2116 (adjust_address_1): Likewise.
2117 (offset_address): Likewise.
2118 * expr.c (emit_move_insn): Likewise.
2119 (expand_assignment): Likewise.
2120 (expand_expr_real_1): Likewise.
2121 * recog.c (verify_changes): Likewise.
2122 (general_operand): Likewise.
2123 (offsettable_memref_p): Likewise.
2124 (offsettable_nonstrict_memref_p): Likewise.
2125 (constrain_operands): Likewise.
2126 * reload.c (get_secondary_mem): Likewise.
2127 (find_reloads_toplev): Likewise.
2128 (find_reloads_address): Likewise.
2129 (find_reloads_subreg_address): Likewise.
2130 * reload1.c (reload): Likewise.
2131 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
2132 * rtl.h (address_cost): Add ADDRSPACE argument.
2133 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
2134 aware variant of memory address routines.
2135 * loop-invariant.c (create_new_invariant): Update address_cost call.
2136 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
2137 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
2138 Use address-space aware variant of memory address routines.
2139 (propagate_rtx_1): Update call to should_replace_address.
2140 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
2142 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
2143 ADDRSPACE argument. Use per-address-space instead of global cache.
2144 Use address-space aware variant of memory address routines.
2145 (get_address_cost): Likewise.
2146 (get_computation_cost_at): Update calls.
2147 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
2148 Use address-space aware variant of memory address routines.
2149 (create_mem_ref_raw): Update call to valid_mem_ref_p.
2150 (most_expensive_mult_to_index): Update call to
2151 multiplier_allowed_in_address_p.
2153 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
2154 attribute to indicate named address spaces.
2156 * varasm.c (get_variable_section): DECLs in named address spaces
2159 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
2160 for addresses in a non-generic address space.
2162 * expr.c (emit_block_move_hints): Do not use libcalls for
2163 memory in non-generic address spaces.
2164 (clear_storage_hints): Likewise.
2165 (expand_assignment): Likewise.
2167 * fold-const.c (operand_equal_p): Expressions refering to different
2168 address spaces are not equivalent.
2170 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
2171 spaces are not equivalent.
2172 (rtx_equal_p): Likewise.
2173 * cse.c (exp_equiv_p): Likewise.
2174 * jump.c (rtx_renumbered_equal_p): Likewise.
2175 * reload.c (operands_match_p): Likewise.
2177 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
2178 address spaces may alias.
2179 (true_dependence): Likewise.
2180 (canon_true_dependence): Likewise.
2181 (write_dependence_p): Likewise.
2183 * dse.c (canon_address): Handle named address spaces.
2184 * ifcvt.c (noce_try_cmove_arith): Likewise.
2186 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
2187 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
2188 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
2189 to handle conversions between different address spaces.
2190 * fold-const.c (fold_convert_loc): Likewise.
2191 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
2192 * tree-pretty-print.c (dump_generic_node): Likewise.
2193 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
2194 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
2195 * tree-inline.c (estimate_operator_cost): Likewise.
2196 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
2197 to different address spaces are not useless.
2199 2009-10-26 Jakub Jelinek <jakub@redhat.com>
2202 * cfgcleanup.c (trivially_empty_bb_p): New function.
2203 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
2206 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
2207 add_name_and_src_coords_attributes, gen_namespace_die,
2208 dwarf2out_set_name): Handle dwarf2_name returning NULL.
2210 2009-10-26 Nick Clifton <nickc@redhat.com>
2212 * config.gcc: Add support for RX target.
2213 * config/rx: New directory.
2214 * config/rx/constraints.md: New file.
2215 * config/rx/predicates.md: New file.
2216 * config/rx/rx.c: New file.
2217 * config/rx/rx.h: New file.
2218 * config/rx/rx.md: New file.
2219 * config/rx/rx.opt: New file.
2220 * config/rx/rx-protos.h: New file.
2221 * config/rx/t-rx: New file.
2222 * doc/extend.texi: Document RX function attributes.
2223 * doc/invoke.texi: Document RX specific command line options.
2224 * doc/contrib.texi: Document RX contribution.
2225 * doc/md.texi: Document RX constraints.
2226 * doc/install.texi: Document RX support.
2228 2009-10-26 Michael Matz <matz@suse.de>
2230 PR tree-optimization/41783
2231 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
2232 case for simple diamonds.
2233 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
2234 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
2235 argument, use alias oracle to skip some vdefs.
2236 (phi_translate_1): Change call to above, don't allocate new
2237 value ids if they can stay the same.
2238 (compute_avail): Allow vuse walking when looking up references.
2240 2009-10-26 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/41826
2243 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
2244 access to re-allocated vector fields.
2246 2009-10-26 Richard Guenther <rguenther@suse.de>
2248 * graphite-sese-to-poly.c (check_poly_representation): Fix
2249 compile without checking.
2251 2009-10-26 Janus Weil <janus@gcc.gnu.org>
2254 * gimple.h (tree_annotate_all_with_location): Remove prototype.
2255 * gimplify.c (tree_should_carry_location_p,
2256 tree_annotate_one_with_location,tree_annotate_all_with_location):
2257 Remove obsolete functions.
2259 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
2262 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2264 2009-10-25 Richard Guenther <rguenther@suse.de>
2266 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
2267 Stream DECL_RESTRICTED_P.
2268 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2270 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2272 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
2273 a note when expanding to nothing.
2275 2009-10-25 Richard Guenther <rguenther@suse.de>
2278 * tree.c (find_decls_types_r): Deal with Java overloading
2279 BINFO_VIRTUALS for its own purpose.
2281 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
2283 * config/mips/predicates.md (hilo_operand): New predicate.
2284 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
2285 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
2286 splitter part from here ...:
2287 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
2288 op0 and op4 to match the DINS case.
2289 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2291 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2294 * avr.md (QIDI): Add new mode iterator.
2295 (sbrx_branch<mode>): Create new zero extract bit, test and jump
2296 patterns for all QI thru DI modes combinations.
2297 (sbrx_and_branch<mode>): Create new and based bit test and jump
2298 patterns for QI thru SI modes.
2299 avr.c (avr_out_sbxx_branch): Use only bit number.
2301 2009-10-24 Jan Hubicka <jh@suse.cz>
2303 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
2305 (analyze_function): When analyzing noreturn nothrow call, do not
2306 compute written stats; free bitmaps of vars early if possible.
2307 (generate_summary): Only update bitmaps if computed.
2308 (propagate): Only dump bitmaps if computed.
2309 (ipa_reference_read_summary): Fix pasto.
2311 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
2313 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
2314 (aliasing_component_refs_p): ...this. Return true if there is no
2315 common base and the base access types have the same alias set.
2316 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
2317 (indirect_refs_may_alias_p): Likewise.
2319 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2322 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
2323 a C_MAYBE_CONST_EXPR.
2325 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
2328 * config/rs6000/rs6000.c (struct machine_function): Add
2329 vsx_or_altivec_used_p to record if vector types are used.
2330 (rs6000_expand_to_rtl_hook): Rename from
2331 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
2332 any vector operations, so if there are, we can set VRSAVE to
2333 non-zero when only floating point vector registers are used.
2334 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
2335 (rs6000_check_vector_mode): Inner function to check if vector
2336 types are used in the code.
2337 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
2338 vector instructions are used.
2340 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
2341 Indicate that VSX registers which overlap floating point
2342 registers, can't be used across a call, since the ABI only states
2343 the scalar part of the register will be saved and restored.
2345 2009-10-23 Joseph Myers <joseph@codesourcery.com>
2348 * alias.c (get_alias_set): Call langhook before returning 0 for
2349 types with structural equality.
2350 * c-common.c (c_common_get_alias_set): Use alias set of element
2351 type for arrays with structural comparison.
2353 2009-10-23 Richard Guenther <rguenther@suse.de>
2356 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
2357 gimple_call_nothrow_p.
2359 2009-10-23 Richard Guenther <rguenther@suse.de>
2361 PR tree-optimization/41778
2362 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
2363 redundancy along a path in the CFG we want to optimize for speed
2364 is going to be removed.
2365 (execute_pre): Do partial-PRE only if the function is to be
2366 optimized for speed.
2367 (gate_pre): Do not turn off all of PRE when not optimizing a
2370 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2372 * builtins.c (fold_builtin_cabs): Use validate_arg().
2373 (fold_builtin_cexp): Fix if-logic.
2374 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2376 2009-10-22 Jeff Law <law@redhat.com>
2378 * ira-lives.c (process_single_reg_class_operands): Update the
2379 hard reg costs for all the hard registers desired by the
2380 single reg class operand.
2382 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2384 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
2385 for rtxes that aren't handled specially.
2387 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
2389 * rtl.h (shallow_copy_rtvec): Declare.
2390 * rtl.c (shallow_copy_rtvec): New function.
2391 * cselib.c (cselib_subst_to_values): Use it. Only modify an
2392 rtx field if the subrtx has changed.
2394 2009-10-22 Anatoly Sokolov <aesok@post.ru>
2396 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
2397 (m32c_function_value): Make static, add new 'outgoing' argument.
2398 (m32c_libcall_value): Make static, add new 'fun' argument.
2399 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2400 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2401 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
2402 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
2403 (m32c_function_value, m32c_libcall_value): Delete declaration.
2405 2009-10-22 Diego Novillo <dnovillo@google.com>
2407 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2409 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2411 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
2414 2009-10-22 Richard Guenther <rguenther@suse.de>
2416 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
2417 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
2418 (lto_symtab_merge): Do not merge cgraph nodes here.
2419 (lto_symtab_resolve_can_prevail_p): Simplify.
2420 (lto_symtab_resolve_symbols): Store cgraph node.
2421 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
2422 functions from the symtab.
2423 (lto_symtab_merge_cgraph_nodes_1): New function.
2424 (lto_symtab_merge_cgraph_nodes): Likewise.
2426 2009-10-22 Richard Guenther <rguenther@suse.de>
2429 * lto-streamer-out.c (lto_output_location): Stream the
2431 * lto-streamer-in.c (lto_input_location): Likewise.
2433 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
2435 * cfgloopmanip.c (duplicate_subloops): Export.
2436 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
2437 (transform_to_exit_first_loop): Duplicate bbs starting from
2438 header up to loop->latch instead of exit->src.
2439 Initialize control variable to the correct number of iterations.
2440 (gather_scalar_reductions): Do not register double reductions.
2441 (parallelize_loops): Dump which loop is tested.
2442 Indicate whether the parallelized loop is inner or not.
2443 Remove the innermost-loop requirement.
2444 * cfgloop.h (duplicate_subloops): Export.
2445 * tree-cfg.c (add_phi_args_after_redirect): New function.
2446 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
2447 Call duplicate_subloops.
2448 Update number of iterations at the exit condition.
2449 Don't redirect nexits always to the loop exit.
2450 Redirect copied edges from latch to the loop exit.
2452 2009-10-22 Jan Hubicka <jh@suse.cz>
2454 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
2456 * ipa-inline.c (cgraph_mark_inline_edge,
2457 cgraph_decide_inlining_of_small_function,
2458 cgraph_decide_inlining, inline_read_summary): Disable indirect
2459 inlining for WPA for time being.
2461 PR tree-optimize/40556
2462 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2464 2009-10-22 Richard Guenther <rguenther@suse.de>
2466 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
2467 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2469 2009-10-22 Jan Hubicka <jh@suse.cz>
2472 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
2474 (check_call): Handle only indirect calls.
2475 (propagate_bits): Update comment.
2476 (write_node_summary_p): Turn bogus check to assert.
2477 (ipa_reference_write_summary): Stream calls_read_all properly.
2478 (ipa_reference_read_summary): Stream in calls_read_all properly.
2479 (read_write_all_from_decl): New function.
2480 (propagate): Handle OVERWRITABLE nodes and external calls here.
2481 * ipa-pre-const.c (check_call): In IPA mode handle indirect
2483 (analyze_function): Do not check visibility here.
2484 (add_new_function): We summary OVERWRITABLE too.
2485 (generate_summary): Stream OVERWRITABLE nodes too.
2486 (propagate): Handle external calls and OVERWRITABLE nodes here.
2487 (local_pure_const): Check visibility here.
2489 2009-10-22 Jan Hubicka <jh@suse.cz>
2491 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
2492 (pass_ipa_cp): Register them.
2493 (ipcp_init_stage): Analyze all functions for whopr/lto.
2494 (ipcp_propagate_stage): Skip external calls.
2495 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
2496 * ipa-reference.c (write_node_summary_p): Fix thinko about
2498 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
2499 when in ltrans, skip executing of ipa passes since everything
2500 should've been done.
2501 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
2502 (inline_generate_summary): Likewise.
2503 (inline_read_summary): New function.
2504 (inline_write_summary): New function.
2505 (pass_ipa_inline): Register new hooks.
2506 * ipa-prop.c: Inlcude lto-streamer.h
2507 (ipa_edge_args_vector): Update declaration.
2508 (ipa_count_arguments, ipa_compute_jump_functions,
2509 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
2510 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
2511 ipa_read_node_info): New static functions.
2512 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
2513 (duplicate_array): Use xmalloc.
2514 (duplicate_ggc_array): New.
2515 (ipa_edge_duplication_hook): Use it.
2516 (ipa_update_after_lto_read): New function.
2517 * ipa-prop.h (ipa_prop_write_jump_functions,
2518 ipa_prop_read_jump_functions): Declare.
2519 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
2520 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
2521 (ipa_edge_args_vector): Move into GGC.
2522 (ipa_check_create_edge_args): Update.
2523 (ipa_update_after_lto_read): New.
2524 * passes.c (ipa_write_summaries_1): When in wpa, do not write
2526 (ipa_read_summaries): When in ltrans, so not read summaries.
2527 * lto-streamer.c (lto_get_section_name): Add
2528 LTO_section_jump_functions.
2529 * lto-streamer.h (LTO_section_jump_functions): New section.
2530 (produce_asm): Declare.
2531 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
2532 * lto-streamer-out.c (produce_asm): Export.
2533 * lto-streamer-in.c: Include tree-pass.h
2534 (input_function): Free dominance info when done.
2535 (lto_read_body): Push ipa_inline in ltrans stage.
2536 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
2537 * Makefile.in (GTFILES): Add ipa-prop.h
2539 2009-10-22 Matthias Klose <doko@ubuntu.com>
2541 * doc/install.texi: Document --enable-browser-plugin.
2543 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
2545 * doc/invoke.texi (fira-loop-pressure): Update default value.
2546 * opts.c (decode_options): Remove default value setting for
2547 flag_ira_loop_pressure.
2548 * config/ia64/ia64.c (ia64_override_options): Set
2549 flag_ira_loop_pressure up for -O3.
2550 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2552 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
2554 PR tree-optimization/41497
2555 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
2556 chrec_dont_know if the evolution function returned by follow_ssa_edge
2557 is constant in the analyzed loop and is not compatible with the
2558 initial value before the loop.
2559 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2561 2009-10-21 Joseph Myers <joseph@codesourcery.com>
2563 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2565 2009-10-21 Jakub Jelinek <jakub@redhat.com>
2568 * doc/invoke.texi: Document -print-multi-os-directory.
2570 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
2573 * gcc/config/darwin10.h: Use default_emit_unwind_label.
2574 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
2575 when darwin_emit_unwind_label is used.
2577 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
2579 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
2582 2009-10-20 Richard Henderson <rth@redhat.com>
2584 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
2585 before emit_post_landing_pad.
2587 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
2589 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
2590 Use when calling rtx_costs.
2591 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
2592 global optimize_size. Pass speed to mips_binary_cost.
2594 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2596 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
2599 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
2601 * rtl.h (simplify_replace_fn_rtx): Declare.
2602 (wrap_constant, unwrap_constant): Delete.
2603 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
2604 (expand_debug_expr): Don't call wrap_constant.
2605 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
2606 (auto_adjust_pair): Fold into...
2607 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
2608 Just return a new value.
2609 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
2610 otherwise use simplify_replace_rtx.
2611 * cselib.c (wrap_constant): Reinstate old definition.
2612 (cselib_expand_value_rtx_1): Don't wrap constants.
2613 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
2614 simplify_replace_rtx.
2615 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
2616 * reload1.c (reload): Skip all uses for an insn before adjusting it.
2617 Use simplify_replace_rtx.
2618 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
2620 (simplify_replace_rtx): ...here. Turn into a wrapper for
2621 simplify_replace_fn_rtx.
2622 (simplify_unary_operation): Don't unwrap CONSTs.
2623 * var-tracking.c (check_wrap_constant): Delete.
2624 (vt_expand_loc_callback): Don't call it.
2625 (vt_expand_loc): Likewise.
2627 2009-10-20 Pascal Obry <obry@adacore.com>
2628 Eric Botcazou <ebotcazou@adacore.com>
2630 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2632 2009-10-20 Michael Matz <matz@suse.de>
2634 * loop-invariant.c (create_new_invariant): Use different magic number.
2636 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
2639 * arm.c (arm_override_options): Forcibly disable hot/cold block
2642 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2645 * haifa-sched.c (try_ready): Skip debug deps updating speculation
2648 2009-10-20 Richard Guenther <rguenther@suse.de>
2650 * ggc-page.c: Include cfgloop.h.
2651 (struct max_alignment): Drop long double, add void *.
2652 (extra_order_size_table): Add low non-power-of-two multiples
2653 of MAX_ALIGNMENT. Drop small type-based entries, add
2654 tree_type, cgraph_node and loop.
2655 * alloc-pool.c (struct allocation_object_def): Drop long double
2658 2009-10-20 Jakub Jelinek <jakub@redhat.com>
2661 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
2662 referenced just in DEBUG_INSNs.
2664 2009-10-20 Richard Guenther <rguenther@suse.de>
2667 * gimple.c (gimple_register_type): Make sure we register
2668 the types main variant first.
2670 2009-10-20 Richard Guenther <rguenther@suse.de>
2672 * gimple.c (gimple_types_compatible_p): Simplify. Move
2673 cheap checks before hashtable queries. Add checks for
2674 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2676 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
2678 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
2679 without size or with size that can't be represented as a host integer.
2681 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
2683 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
2684 the removal of a debug stmt as a significant change.
2686 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
2688 * config/s390/s390.md: Added agen condition to operand
2689 forwarding bypasses. Added bypass for early address generation
2690 use of int results. Updated comments.
2692 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
2694 * config/i386/i386.c: Remove signal.h #include.
2696 2009-10-20 Jie Zhang <jie.zhang@analog.com>
2698 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
2699 * doc/rtl.texi: Document ss_abs.
2701 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2703 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
2704 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
2705 instead of C_LEX_RAW_STRINGS.
2706 (lex_string): Handle CPP_UTF8STRING.
2707 * c-parser.c (c_parser_postfix_expression): Likewise.
2708 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
2709 (C_LEX_STRING_NO_JOIN): ... this.
2711 2009-10-19 Anatoly Sokolov <aesok@post.ru>
2713 * config/cris/cris.c (cris_function_value, cris_libcall_value,
2714 cris_function_value_regno_p): New functions.
2715 (cris_promote_function_mode): Update comment.
2716 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2717 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2718 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
2719 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2721 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2723 * unwind-dw2.c (execute_stack_op): Fix operand order for
2724 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2726 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
2728 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
2729 (lower_stmt) <GIMPLE_BIND>: Add comment.
2730 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2732 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2733 Otherwise lower it and set cannot_fallthru to true.
2734 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2735 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2736 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2737 to true for a noreturn call. Do not remove statements.
2738 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2739 Set cannot_fallthru to false on function exit.
2740 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2741 <GIMPLE_ASSIGN>: Remove.
2743 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2745 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2747 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2749 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2750 next/prev_active_insn to skip DEBUG_INSNs as well.
2752 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2754 * config/arm/arm.c (output_move_neon): Use DImode in call to
2757 2009-10-19 Matthias Klose <doko@ubuntu.com>
2760 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2762 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2764 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2766 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2769 * optabs.c (expand_binop): Make mode of shift count expression mode
2770 of shift count not target.
2773 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2775 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2776 case. Force using values to replace references within the statement.
2777 (convert_local_reference_stmt): Likewise.
2779 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2781 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2782 remove a subsequent GOTO or RETURN statement.
2784 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2786 * config/avr.md (*movqi): Add zero as equally preferable constraint
2787 as general register.
2790 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2792 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2794 2009-10-17 Richard Guenther <rguenther@suse.de>
2796 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2798 2009-10-17 Richard Guenther <rguenther@suse.de>
2800 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2801 operands in COMPONENT_REFs.
2803 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2805 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2806 if not defined. Change type of second argument to const_rtx.
2807 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2809 * targhooks.h (default_libcall_value): Update prototype.
2810 * target.h (struct gcc_target): Change type of second argument of
2811 libcall_value to const_rtx.
2812 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2814 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2815 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2817 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2820 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2821 * cgraphunit.c (cgraph_optimize): Call it.
2822 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2823 (dwarf2out_assembly_start): ... here. New hook.
2824 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2825 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2827 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2828 * sdbout.c (sdb_debug_hooks): Likewise.
2829 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2830 (vmsdbgout_assembly_start): New hook.
2832 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2834 * rtl.h (RTL_LOCATION): Fix typo.
2836 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2838 * print-rtl.c (print_rtx): Print locators in asm_operands
2841 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2844 * sched-deps.c (depl_on_debug_p): New.
2845 (attach_dep_link): Reject debug deps before nondebug deps.
2846 (add_to_deps_list): Insert debug deps after nondebug deps.
2847 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2849 (sd_add_dep): Do not reject debug deps.
2850 (add_insn_mem_dependence): Don't count debug deps.
2851 (remove_from_deps): Likewise.
2852 (sched_analyze_2): Set up mem deps on debug insns.
2853 (sched_analyze_insn): Record reg uses for deps on debug insns.
2854 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2855 try_ready nondebug insn after debug insn.
2856 * ddg.c (create_ddg_dep_from_intra_loop_link,
2857 create_ddg_dep_no_link): Don't reject debug deps.
2859 2009-10-16 Richard Guenther <rguenther@suse.de>
2861 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2862 (maybe_merge_incomplete_and_complete_type): Likewise.
2863 (lto_symtab_merge): Do not call them. Do not warn for
2864 complete vs. incomplete compatible types.
2865 (lto_symtab_merge_decls_2): Simplify.
2866 * gimple.c (gimple_force_type_merge): Remove.
2867 (gimple_types_compatible_p): Make it static.
2868 * gimple.h (gimple_force_type_merge): Remove.
2869 (gimple_types_compatible_p): Likewise.
2871 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2873 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2874 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2876 2009-10-16 Richard Guenther <rguenther@suse.de>
2878 PR tree-optimization/41728
2879 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2880 if fold_stmt did anything.
2882 2009-10-16 Richard Guenther <rguenther@suse.de>
2885 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2886 (maybe_fixup_handled_component): New function.
2887 (input_gimple_stmt): Fixup mismatched decl replacements.
2889 2009-10-16 Richard Guenther <rguenther@suse.de>
2892 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2893 the same as VAR_DECL.
2895 2009-10-16 Richard Guenther <rguenther@suse.de>
2897 * gimple.c (iterative_hash_gimple_type): For integer types
2898 also hash their minimum and maximum values and the string flag.
2899 For array types hash their domain and the string flag.
2901 2009-10-16 Richard Guenther <rguenther@suse.de>
2903 * gimple.c (gimple_types_compatible_p): Restrict completing
2904 types to record or unions. Simplify completion.
2905 Do not merge records or unions with different
2906 TYPE_STRUCTURAL_EQUALITY_P tag.
2907 (iterative_hash_gimple_type): Restrict non-recursing into
2908 pointer targets for records and unions.
2910 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2913 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2914 * dwarf2out.c (mem_loc_descriptor): Don't handle
2915 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2916 punt if it is not lowpart subreg or if inner mode isn't
2919 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2921 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2922 investigating previous or next insns.
2924 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2926 * tree-sra.c (build_ref_for_offset_1): Update comment.
2928 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2930 * config/s390/s390.md (atype): Added missing values.
2932 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2935 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2936 (casesi64p): Update pattern to reflect above.
2938 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2940 PR rtl-optimization/41697
2941 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2943 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2946 * config/rs6000/predicates.md: Update copyright year.
2947 * config/rs6000/altivec.md: Ditto.
2949 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2950 (MD_INCLUDES): Add a2.md.
2952 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2953 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2954 (builtin_classify): New static vector to classify various builtins
2955 to get the tree attributes correct.
2956 (def_builtin): Set the attributes of builtins based on what the
2957 builtin does (i.e. memory operation, floating point, saturation
2958 need special attributes, others are pure functions).
2960 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2962 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2963 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2964 RS6000_BUILTIN_COUNT.
2965 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2966 MAX_RS6000_BUILTINS.
2968 * config/rs6000/rs6000-builtin.def: New file that combines the
2969 builtin enumeration name and attributes.
2971 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2973 * config/i386/linux.h (ASM_SPEC): Add --32.
2975 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2977 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2978 and DW_TAG_template_alias.
2979 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2980 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2981 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2982 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2983 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2984 and DW_AT_GNU_odr_signature.
2985 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2986 DW_FORM_flag_present and DW_FORM_ref_sig8.
2987 (output_signature): Only print name on the first byte.
2988 (output_die): Likewise for dw_val_class_data8.
2990 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2992 * doc/invoke.texi: Clarify that most optimizations are not enabled
2995 2009-10-15 Richard Guenther <rguenther@suse.de>
2998 * gimple.c (compare_type_names_p): Handle anonymous names
2999 differently based on new mode argument.
3000 (gimple_types_compatible_p): For structs also compare the tags.
3001 (iterative_hash_type_name): Rename to ...
3002 (iterative_hash_name): ... this. Hash all names.
3003 (iterative_hash_gimple_type): Fix hashing the struct tag of
3004 pointer targets. Hash field decl names.
3006 2009-10-15 Richard Guenther <rguenther@suse.de>
3009 * gimple.c (gimple_get_alias_set): Avoid recursing on
3010 invalid type topology.
3012 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3014 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
3016 2009-10-15 Richard Guenther <rguenther@suse.de>
3018 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
3020 2009-10-15 Jakub Jelinek <jakub@redhat.com>
3022 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
3023 add --with-tune{,-32,-64} configured default for -mtune if explicit
3026 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
3028 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
3030 2009-10-14 DJ Delorie <dj@redhat.com>
3032 * config/h8300/h8300.c (F): New.
3034 (h8300_emit_stack_adjustment): Call them.
3036 (h8300_push_pop): Likewise.
3037 (h8300_expand_prologue): Likewise.
3038 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
3039 (MUST_USE_SJLJ_EXCEPTIONS): Define.
3040 (INCOMING_RETURN_ADDR_RTX): Define.
3041 (INCOMING_FRAME_SP_OFFSET): Define.
3042 (DWARF_CIE_DATA_ALIGNMENT): Define.
3044 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3046 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
3047 fields in builtin structs.
3048 (finalize_record_size): Likewise.
3050 2009-10-14 Richard Guenther <rguenther@suse.de>
3052 * gimple.c (gtc_ob): New global.
3053 (struct type_pair_d): Replace pointers with type UIDs.
3054 (type_pair_hash): Adjust.
3055 (type_pair_eq): Likewise.
3056 (lookup_type_pair): Likewise. Allocate from an obstack.
3057 (gimple_force_type_merge): Adjust.
3058 (gimple_types_compatible_p): Likewise.
3059 (free_gimple_type_tables): Free the obstack.
3061 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3063 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
3064 stmts setting DEBUG_EXPR_DECLs.
3066 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
3067 Don't crash if mode1 is VOIDmode.
3069 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
3071 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
3072 * params.h (IRA_LOOP_RESERVED_REGS): New.
3073 * tree-pass.h (pass_subregs_of_mode_init,
3074 pass_subregs_of_mode_finish): Remove.
3075 * passes.c (pass_subregs_of_mode_init,
3076 pass_subregs_of_mode_finish): Remove.
3077 (pass_reginfo_init): Move before loop optimizations.
3078 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
3079 * common.opt (fira-loop-pressure): New.
3080 * toplev.h (flag_ira_loop_pressure): New.
3081 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
3082 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
3083 Make external and void type functions.
3084 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
3085 pass_subregs_of_mode_finish): Remove.
3086 * ira-costs.c (init_costs): Call init_subregs_of_mode.
3087 * regmove.c: Include ira.h.
3088 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
3089 register pressure calculation in loops.
3090 * loop-invariant.c: Include REGS_H and ira.h.
3091 (struct loop_data): New members max_reg_pressure, regs_ref, and
3093 (struct invariant): New member orig_regno.
3094 (curr_loop): New variable.
3095 (find_exits): Initialize regs_ref and regs_live.
3096 (create_new_invariant): Initialize orig_regno.
3097 (get_cover_class_and_nregs): New.
3098 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
3099 array. Add code for flag_ira_loop_pressure.
3100 (gain_for_invariant): Make new_regs an array. Add code for
3101 flag_ira_loop_pressure.
3102 (best_gain_for_invariant): Ditto.
3103 (set_move_mark): New parameter gain. Use it for debugging output.
3104 (find_invariants_to_move): Make regs_needed and new_regs an array.
3105 Add code for flag_ira_loop_pressure.
3106 (move_invariant_reg): Set up orig_regno.
3107 (move_invariants): Set up reg classes for pseudos for
3108 flag_ira_loop_pressure.
3109 (free_loop_data): Clear regs_ref and regs_live.
3110 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
3111 get_regno_cover_class, change_pressure, mark_regno_live,
3112 mark_regno_death, mark_reg_store, mark_reg_clobber,
3113 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
3114 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
3115 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
3116 register pressure calculation in loops if new regs were added.
3117 Call finish_subregs_of_mode.
3118 * opts.c (decode_options): Set up flag_ira_loop_pressure.
3119 * Makefile.in (loop-invariant.o): Add ira.h.
3121 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
3123 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
3125 2009-10-14 Richard Guenther <rguenther@suse.de>
3127 * lto-symtab.c (lto_symtab_compatible): Fold in ...
3128 (lto_symtab_merge): ... here. Rewrite both to take the
3129 prevailing and a to-be-merged entry and to queue diagnostics properly.
3130 (lto_symtab_resolve_replaceable_p): New predicate for
3132 (lto_symtab_resolve_can_prevail_p): Likewise.
3133 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
3134 handles merging commons by choosing the largest decl. Fold
3135 in code that gives ODR errors.
3136 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
3138 (lto_symtab_merge_decls_1): Re-structure. Deal with the
3139 case of no prevailing decl here. Diagnose mismatches
3140 in object types here. Drop all but the prevailing decls.
3141 (lto_symtab_prevailing_decl): Return the single prevailing decl.
3142 * lto-streamer-in.c (lto_input_tree_ref): Deal with
3143 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
3145 2009-10-14 Richard Guenther <rguenther@suse.de>
3148 * lto-streamer-in.c (input_bb): Replace debug stmts with
3149 nops instead of dropping them.
3151 2009-10-14 Nick Clifton <nickc@redhat.com>
3153 * gcc/doc/extended.texi: Replace the dash character with @minus{}
3154 in situations where it is being used as a minus symbol.
3155 * gcc/doc/tm.texi: Likewise.
3156 * gcc/doc/md.texi: Likewise.
3158 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3160 PR preprocessor/41543
3161 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
3162 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
3163 * tree.c: Include intl.h.
3164 (expand_location): Handle BUILTINS_LOCATION.
3165 * Makefile.in (tree.o): Depend on intl.h.
3168 * dwarf2out.c (dwarf2out_var_location): Always clear
3169 last_postcall_label when changing last_label.
3171 2009-10-14 Pascal Obry <obry@adacore.com>
3173 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
3174 (process_command): Handle -E as done with -c and -S. Do not add
3175 the target executable suffix to the output file when -E is used.
3176 (main): Adjust error message accordingly.
3178 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
3184 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
3186 (tree_code_size): Likewise.
3188 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3190 * builtins.c (fold_builtin_1): Support complex "arc" functions.
3191 * real.h (HAVE_mpc_arc): Define.
3193 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
3195 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
3196 (struct builtin_description): Add fndecl field.
3197 (bdesc): Remove const qualifier. Update initializer.
3198 (sh_media_init_builtins): Remove const qualifier for d. Record
3199 the result of add_builtin_function to the fndecl field.
3200 (sh_builtin_decl): New.
3201 (sh_media_builtin_decl): New.
3203 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
3206 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
3207 requests between special registers.
3209 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
3211 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
3213 2009-10-13 Richard Henderson <rth@redhat.com>
3215 PR tree-optimization/41377
3216 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
3217 (cleanup_empty_eh_merge_phis): New change_region parameter;
3218 pass it on to redirect_eh_edge_1. Update callers.
3219 (cleanup_empty_eh_unsplit): Don't require an existing EH label
3220 at the destination block.
3222 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
3224 * passes.c (register_pass): Replaced gcc_unreachable by
3225 fatal_error on failure. Mentions plugins in comments & messages.
3227 2009-10-13 Jakub Jelinek <jakub@redhat.com>
3230 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
3231 * sched-vis.c (print_value): Use it.
3232 * cselib.c (cselib_hash_rtx): Likewise.
3233 * print-rtl.c (print_rtx): Likewise.
3234 * cfgexpand.c (expand_debug_rtx): Likewise.
3235 * var-tracking.c (vt_expand_loc_callback): Likewise.
3237 2009-10-13 Richard Guenther <rguenther@suse.de>
3240 * opts.c (handle_option): Split out code to handle setting
3241 the options flag var ...
3242 (set_option): ... here.
3243 * opts.h (set_option): Declare.
3244 * lto-opts.c (register_user_option_p): Include -fexceptions
3245 and all position independent code variants.
3246 (handle_common_option): Remove.
3247 (lto_reissue_options): Use set_option.
3249 2009-10-13 Martin Jambor <mjambor@suse.cz>
3251 PR tree-optimization/41661
3252 * ipa-prop.c (compute_complex_pass_through): Allow only operations
3253 that are tcc_comparisons or do not change the type in any
3255 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
3256 folding tcc_comparison operations.
3258 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3260 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
3263 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3269 * tree.def (DEBUG_EXPR_DECL): New.
3270 * rtl.def (DEBUG_EXPR): New.
3271 * gengtype.c (adjust_field_rtx_def): Handle it.
3272 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
3273 (insert_debug_temp_for_var_def): ... this. Drop support for
3274 moving. Take iterator for def stmt; insert debug stmt before it.
3275 Scan early for use count and kind in debug stmts.
3276 (propagate_defs_into_debug_stmts): Rename to...
3277 (insert_debug_temps_for_defs): ... this. Likewise.
3278 * tree.h (DEBUG_TEMP_UID): New.
3279 * tree.c (next_debug_decl_uid): New.
3280 (make_node_stat): Count debug decls separately.
3281 (copy_node_stat): Likewise.
3282 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
3283 * var-tracking.c (dv_is_decl_p): Recognize it.
3284 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
3285 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
3286 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
3287 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
3288 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
3289 (cselib_hash_rtx): Likewise.
3290 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
3291 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
3293 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
3294 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
3295 * rtl.c (copy_rtx): Likewise.
3296 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
3297 * print-rtl.c (print_rtx): Likewise.
3298 * sched-vis.c (print_value): Likewise.
3299 (print_insn): Handle DEBUG_EXPR_DECL.
3300 * tree-dump.c (dequeue_and_dump): Likewise.
3301 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
3302 * gimple-iterator (gsi_replace): Check for same lhs.
3303 (gsi_remove): Insert debug temps.
3304 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
3305 (move_computations_stmt): Drop explicit propagation into debug stmts.
3306 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
3307 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
3308 * tree-ssa-sink.c (statement_sink_location): Likewise.
3309 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
3310 * tree-ssanames.c (release_ssa_name): Adjust for rename.
3311 * tree-flow.h: Likewise.
3312 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
3313 debug temps without values.
3314 (eliminate_unnecessary_stmts): Don't discard just-inserted
3317 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
3320 * config/cris/cris.md (andu): Check that operand 1 is one of the
3321 general registers. Fix typo in head comment.
3323 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
3325 * config/i386/i386.md (vswapmov): New.
3326 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
3327 (ix86_function_ms_hook_prologue): New.
3328 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
3329 * configure.ac: Test for swap suffix support in as.
3330 * configure: Rebuild.
3332 2009-10-12 Jakub Jelinek <jakub@redhat.com>
3335 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
3336 paradoxical subregs to prevent partial register stalls if the inner
3337 mode is integer mode.
3339 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3341 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
3343 2009-10-12 Dodji Seketeli <dodji@redhat.com>
3346 * gcc/dwarf2out.c (template_parameter_pack_die,
3347 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
3349 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
3352 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
3354 (maybe_register_def): Likewise. Take stmt iterator.
3355 (rewrite_update_stmt): Take stmt iterator and pass it on.
3356 (rewrite_update_enter_block): Pass stmt iterator.
3358 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3360 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
3361 (spu_builtin_decl): New function.
3363 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
3365 * config/i386/i386.md (SWIM): New mode iterator.
3366 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
3367 using SWIM mode iterator.
3368 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
3369 patterns using SWI48 mode iterator.
3370 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
3371 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
3372 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
3373 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
3374 patterns using SWI248 mode iterator.
3375 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
3376 gen_x86_movdicc_0_m1_rex64 for renamed function
3378 2009-10-11 Jose Ruiz <ruiz@adacore.com>
3379 Eric Botcazou <ebotcazou@adacore.com>
3382 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
3383 * config/sparc/sol2-unwind.h: New file.
3385 2009-10-11 Olivier Hainque <hainque@adacore.com>
3386 Eric Botcazou <ebotcazou@adacore.com>
3389 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
3390 * config/i386/sol2-unwind.h: New file.
3392 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
3395 * config/i386/i386.md (addsi_1_zext): Get the proper second
3398 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
3400 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
3401 all OLD_RTXes, not just REGs. Use copy_rtx to create the
3404 2009-10-11 Richard Guenther <rguenther@suse.de>
3406 * gimple.c (iterative_hash_type_name): Do not handle special
3409 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
3411 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
3412 (*setcc_si_1_and): Ditto.
3413 (*setcc_si_1_movzbl): Ditto.
3414 (*setcc_<mode>_2): Ditto.
3415 (*setcc_qi): Rename from *setcc_1.
3416 (*setcc_qi_slp): Rename from *setcc_2.
3418 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
3419 (*zero_extendqisi2_movzbw_and splitter): Ditto.
3421 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
3422 "if" condition, there is already assert with reload_completed present.
3424 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
3426 * plugin.c (try_init_one_plugin): Improve constness of variable err.
3428 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
3430 * doc/install.texi (Final install): Refer to
3431 http://gcc.gnu.org/bugs/ for bug reporting.
3433 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
3435 * configure.ac: Add test for dci instruction.
3436 * configure: Regenerate.
3437 * config.in: Likewise.
3438 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
3439 * doc/invoke.texi: Add cpu_type 476 and 476fp.
3440 (-mmulhw): Add 476 to description.
3441 (-mdlmzb): Likewise.
3442 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
3443 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
3444 (processor_target_table): Add 476 and 476fp entries.
3445 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
3446 (rs6000_issue_rate): Add CPU_PPC476.
3447 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
3448 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
3449 (processor_type): Add PROCESSOR_PPC476.
3450 (EXTRA_SPECS): Add asm_cpu_476 string.
3451 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
3452 (define_attr "cpu"): Add ppc476.
3454 Update comments for 476.
3455 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
3456 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
3457 Update copyright year.
3458 * config/rs6000/476.md: New file.
3459 * config/rs6000/40x.md: Add description for "isel" attribute.
3460 Update copyright year.
3461 * config/rs6000/440.md: Likewise.
3462 * config/rs6000/603.md: Likewise.
3463 * config/rs6000/6xx.md: Likewise.
3464 * config/rs6000/7450.md: Likewise.
3465 * config/rs6000/7xx.md: Likewise.
3466 * config/rs6000/8540.md: Likewise.
3467 * config/rs6000/cell.md: Likewise.
3468 * config/rs6000/e300c2c3.md: Likewise.
3469 * config/rs6000/e500mc.md: Likewise.
3470 * config/rs6000/mpc.md: Likewise.
3471 * config/rs6000/power4.md: Likewise.
3472 * config/rs6000/power5.md: Likewise.
3473 * config/rs6000/power6.md: Likewise.
3474 * config/rs6000/power7.md: Likewise.
3475 * config/rs6000/rios1.md: Likewise.
3476 * config/rs6000/rios2.md: Likewise.
3477 * config/rs6000/rs64.md: Likewise.
3479 2009-10-10 Richard Guenther <rguenther@suse.de>
3481 PR tree-optimization/41654
3482 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
3483 a cond expr before calling gimple_cond_set_condition_from_tree.
3484 (ifcombine_iforif): Likewise.
3486 2009-10-09 Ian Lance Taylor <iant@google.com>
3488 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
3489 * configure: Rebuild.
3491 2009-10-09 Neil Vachharajani <nvachhar@google.com>
3493 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
3496 2009-10-09 Richard Guenther <rguenther@suse.de>
3499 * target-def.h (TARGET_BUILTIN_DECL): Define.
3500 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
3501 * target.h (struct gcc_target): Add builtin_decl target hook.
3502 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
3503 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
3505 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
3506 not gcc_unreachable.
3507 (lto_output_builtin_tree): Sorry if the target does not support
3508 streaming target builtins.
3509 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
3510 (rs6000_builtin_decl): New function.
3511 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
3512 (ix86_builtin_decl): New function.
3514 2009-10-09 Jakub Jelinek <jakub@redhat.com>
3516 PR preprocessor/41445
3517 * c-ppoutput.c (do_line_change): New function.
3518 (cb_line_change): Use it.
3519 (scan_translation_unit): Call do_line_change if
3520 avoid_paste or PREV_WHITE and token location is on a different line
3521 than print.src_line.
3524 * dwarf2out.c (dwarf2out_init): Test whether
3525 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
3528 PR rtl-optimization/41646
3529 * calls.c (expand_call): For BLKmode types returned in registers
3530 avoid likely spilled hard regs in copy_blkmode_from_reg generated
3533 2009-10-09 Richard Guenther <rguenther@suse.de>
3535 PR tree-optimization/41634
3536 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
3537 we remove the correct elements.
3538 (optimize_stmt): Make sure to update stmt operands before
3539 optimizing redundancies.
3541 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3543 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
3545 2009-10-09 Richard Guenther <rguenther@suse.de>
3548 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
3550 (lto_wrapper_exit): New function.
3552 (fatal_perror): Likewise.
3553 (fork_execute): Use global args_name, do not free it.
3554 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
3555 * lto-streamer.h: Remove duplicate prototypes.
3557 2009-10-09 Richard Guenther <rguenther@suse.de>
3559 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
3560 before calling stmt_can_throw_external.
3562 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
3564 PR tree-optimization/40071
3565 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
3566 pointer if the original data reference doesn't conflict with the
3567 created vector data reference. Fix long line.
3569 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
3571 * config/i386/i386.md (any_div): New code iterator.
3572 (u): Handle div and udiv.
3574 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
3576 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
3577 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
3578 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
3579 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
3581 2009-10-08 Joseph Myers <joseph@codesourcery.com>
3583 * gcc.c (main): Remove trailing "." from diagnostics.
3585 2009-10-08 Cary Coutant <ccoutant@google.com>
3587 Add support for debugging with ICF (Identical Code Folding).
3588 * calls.c (debug.h): New #include.
3589 (emit_call_1): Call virtual_call_token debug hook.
3590 * common.opt (-fenable-icf-debug): New option.
3591 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
3592 locations in the source).
3593 (poc_label_num): New variable.
3594 (dcall_entry, vcall_entry): New typedefs.
3595 (dcall_table, vcall_table): New variables.
3596 (struct vcall_insn): New type.
3597 (vcall_insn_table): New variable.
3598 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
3599 (size_of_dcall_table): New function.
3600 (output_dcall_table): New function.
3601 (size_of_vcall_table): New function.
3602 (output_vcall_table): New function.
3603 (dwarf2out_direct_call): New function.
3604 (vcall_insn_table_hash): New function.
3605 (vcall_insn_table_eq): New function.
3606 (dwarf2out_virtual_call_token): New function.
3607 (dwarf2out_virtual_call): New function.
3608 (dwarf2out_init): Allocate new tables and sections.
3609 (prune_unused_types): Mark DIEs referenced from direct call table.
3610 (dwarf2out_finish): Output direct and virtual call tables.
3611 * final.c (final_scan_insn): Call direct_call and virtual_call
3613 * debug.h (struct gcc_debug_hooks): Add direct_call,
3614 virtual_call_token, virtual_call hooks.
3615 (debug_nothing_uid): New function.
3616 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
3617 (debug_nothing_uid): New function.
3618 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
3619 (xcoff_debug_hooks): Likewise.
3620 * sdbout.c (sdb_debug_hooks): Likewise.
3621 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3622 * doc/invoke.texi (-fenable-icf-debug): New option.
3624 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
3627 * regmove.c (regmove_backward_pass): Replace src with dst in the
3628 debug insn, and check for dst before rather than after.
3630 2009-10-08 Janis Johnson <janis187@us.ibm.com>
3632 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
3633 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
3635 2009-10-08 Jan Hubicka <jh@suse.cz>
3638 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
3639 do not mark cgraph nodes as needed.
3640 (record_references_in_initializer): Add new only_vars parameter.
3641 * cgraph.h (record_references_in_initializer): New parameter.
3642 * varasm.c (assemble_variable): Update call.
3643 * varpool.c (varpool_analyze_pending_decls): Always look for
3646 2009-10-08 Anatoly Sokolov <aesok@post.ru>
3648 * config/avr/avr.c (last_insn_address) Remove variable.
3649 (expand_prologue): Don't initialise last_insn_address variable.
3650 (final_prescan_insn): Don't output insn size.
3651 * config/avr/avr.opt (msize): Remove switch.
3652 * doc/invoke.texi (AVR Options): Remove documentation of -msize
3655 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
3657 * combine.c (label_tick_ebb_start): Fix comment.
3658 (combine_instructions): Set label_tick and label_tick_ebb_start before
3659 calling setup_incoming_promotions. Start them from 1. Increment
3660 label_tick instead of deriving it from the BB index. Rather than
3661 comparing ticks use the block from the previous iteration to decide
3662 whether to start a new EBB. Remove empty lines before function.
3664 2009-10-08 Michael Matz <matz@suse.de>
3667 * builtins.c (fold_builtin_isascii): Use fold_build2.
3668 (fold_builtin_isdigit): Ditto.
3669 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
3670 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
3671 remove_useless_stmts_cond, remove_useless_stmts_tf,
3672 remove_useless_stmts_tc, remove_useless_stmts_bind,
3673 remove_useless_stmts_goto, remove_useless_stmts_label,
3674 remove_useless_stmts_1, remove_useless_stmts,
3675 pass_remove_useless_stmts): Remove.
3676 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
3677 * passes.c (init_optimization_passes): Don't add
3678 pass_remove_useless_stmts.
3679 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
3680 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
3682 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
3683 for static constants.
3684 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
3685 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
3687 2009-10-08 Richard Guenther <rguenther@suse.de>
3689 * gimple.c (free_gimple_type_tables): New function.
3690 * gimple.h (free_gimple_type_tables): Declare.
3692 2009-10-07 Mark Heffernan <meheff@google.com>
3694 * ipa-prop.c (ipa_print_node_params) Only print
3695 names of named arguments.
3697 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
3699 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
3700 being statically linked.
3702 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3704 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
3706 2009-10-08 Jan Hubicka <jh@suse.cz>
3709 * ipa.c (cgraph_externally_visible_p,
3710 function_and_variable_visibility,
3711 whole_program_function_and_variable_visibility): Skip non-finalized
3714 2009-10-08 Nick Clifton <nickc@redhat.com>
3716 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
3719 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
3722 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
3724 2009-10-07 Joseph Myers <joseph@codesourcery.com>
3727 * c-common.c (c_fully_fold_internal): Strip nops from the result
3728 of recursive calls to c_fully_fold_internal.
3729 (c_wrap_maybe_const): New.
3730 (c_save_expr): Use c_wrap_maybe_const.
3731 * c-common.h (c_wrap_maybe_const): Declare.
3732 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3733 build_binary_op): Use c_wrap_maybe_const.
3735 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3737 * real.c: Fix comment to reflect actual exponent size.
3739 2009-10-08 Ben Elliston <bje@au.ibm.com>
3741 * config/rs6000/a2.md: Add FSF comment header.
3743 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3745 * config/i386/i386.md (any_extend): New code iterator.
3746 (u, s): New code attributes.
3748 (DWIH): Rewrite as code iterator for SI and DI modes.
3749 (DWI): Rewrite as mode attribute.
3750 (dwi): New mode attribute.
3751 (di): Depend on SI mode and DI mode.
3752 (doubleint_general_operand): Remove mode attribute.
3754 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3757 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3758 (*sub<mode>3_doubleword): Ditto.
3760 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3761 using SWIM248 mode iterator.
3762 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3763 using SWI48 mode iterator.
3764 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3765 patterns using DWIH mode iterator and any_extend code iterator.
3766 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3767 using any_extend code iterator.
3768 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3769 patterns using DWIH mode iterator and any_extend code iterator.
3770 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3771 using any_extend code iterator.
3772 (<s>mul<mode>3_highpart): Macroize expander from
3773 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3774 and any_extend code iterator.
3775 (*<s>muldi3_highpart_1): Macroize insn from
3776 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3777 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3778 patterns using any_extend code iterator.
3779 (*<s>mulsi3_highpart_zext): Macroize insn from
3780 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3782 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3784 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3785 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3786 refering to a DIE with DW_AT_const_value.
3788 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3791 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3793 2009-10-06 Jan Hubicka <jh@suse.cz>
3795 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3798 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3800 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3801 *lea_2_rex64): Move before *add<mode>_1 pattern.
3803 2009-10-07 Jan Hubicka <jh@suse.cz>
3805 * collect2.c (main): Add -fno-whole-program.
3806 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3808 2009-10-07 Jan Hubicka <jh@suse.cz>
3810 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3811 has no address taken.
3812 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3814 (cgraph_clone_node): Clear externally_visible flag for clones.
3815 * cgraph.h (cgraph_only_called_directly_p,
3816 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3817 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3818 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3819 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3820 ipcp_insert_stage): Likwise.
3821 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3822 externally_visible flag.
3823 (verify_cgraph_node): Verify that inline clones look right.
3824 (process_function_and_variable_attributes): Do not set
3825 externally_visible flags.
3826 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3828 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3830 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3831 clear externally_visible when turning into inline clones
3832 (cgraph_mark_inline_edge): Use new predicates.
3833 (cgraph_estimate_growth): Likewise.
3834 (cgraph_decide_inlining): Likewise.
3835 * ipa.c (cgraph_postorder): Likewise.
3836 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3837 that inline clones are not needed.
3838 (cgraph_externally_visible_p): New predicate.
3839 (function_and_variable_visibility): Add whole_program parameter;
3840 always set externally_visible flag; handle COMDAT function
3842 (local_function_and_variable_visibility): New function.
3843 (gate_whole_program_function_and_variable_visibility): New function.
3844 (whole_program_function_and_variable_visibility): New function.
3845 (pass_ipa_whole_program_visibility): New function.
3846 * passes.c (init_optimization_passes): Add whole program visibility
3848 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3849 not care about needed/reachable flags.
3850 * varpool.c: Include flags.h
3851 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3852 (varpool_finalize_decl): When we are in LTO read-back, all variables
3854 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3856 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3858 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3861 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3863 * config.gcc: Don't include the makefile fragments intended for
3865 * config/s390/fixdfdi.h: File removed.
3866 * config/s390/libgcc-glibc.ver: File removed.
3867 * config/s390/s390.h: Remove the fixdfdi.h hack.
3868 * config/s390/t-crtstuff: File moved to libgcc dir.
3869 * config/s390/t-linux: Likewise.
3870 * config/s390/t-tpf: libgcc specific parts removed.
3871 * config/s390/t-linux64: Likewise.
3873 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3875 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3876 (lto-compress.o): Likewise.
3878 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3881 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3882 dllexport to class members here.
3883 (i386_pe_determine_dllimport_p): Only check static class data for
3885 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3886 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3887 functions for vague linkage.
3888 (i386_pe_type_dllexport_p): Fix formatting.
3889 (maybe_add_dllexport) New function.
3890 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3893 2009-10-07 Ben Elliston <bje@au.ibm.com>
3895 * config/rs6000/a2.md: Remove duplicated lines.
3897 2009-10-07 Ben Elliston <bje@au.ibm.com>
3899 * config.gcc (powerpc*-*-*): Handle a2.
3900 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3901 * config/rs6000/a2.md: New file.
3902 * config/rs6000/rs6000.opt (mno-update): New.
3903 (mupdate): Return to using a mask, not a var.
3904 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3905 (enum processor_type): Add PROCESSOR_PPCA2.
3906 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3907 (rs6000_override_options): Add "a2" to processor_target_table.
3908 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3909 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3911 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3913 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3914 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3915 reference to nonexistent gen_truncxfxf2 function.
3917 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3919 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3920 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3921 (general_operand): Handle TI mode.
3922 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3923 using SDWIM mode iterator.
3924 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3925 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3926 using DWI mode iterator.
3927 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3928 patterns using SWI mode iterator.
3929 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3930 using SWI48 mode iterator.
3931 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3932 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3933 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3934 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3935 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3936 using SDWIM mode iterator.
3937 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3938 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3939 using DWI mode iterator.
3940 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3941 patterns using SWI mode iterator.
3942 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3943 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3944 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3945 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3946 patterns using plusminus code iterator.
3947 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3948 sub<mode>3 patterns using plusminus code iterator.
3949 * config/i386/i386.c (override_options): Update the call to
3950 gen_subdi_carry_rex64 for renamed function.
3951 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3952 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3953 calls to instruction expanders.
3955 2009-10-06 Martin Jambor <mjambor@suse.cz>
3958 * opts.c (decode_options): Run IPA-SRA at -O2.
3960 2009-10-06 Richard Guenther <rguenther@suse.de>
3962 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3964 2009-10-06 Tobias Burnus <burnus@net-b.de>
3967 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3968 -flto and -fwhole-program flags can be combined.
3970 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3973 * gcc.c (process_command): Check that -o argument was specified.
3975 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3977 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3979 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3981 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3982 * doc/invoke.texi (Warning Options): Annotate allowed languages
3983 for -Wunsuffixed-float-constants.
3985 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3987 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3988 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3989 same name and isn't the main variant.
3992 * dwarf2out.c (loc_by_reference): Removed.
3993 (dw_loc_list_1): New function.
3994 (dw_loc_list): Remove toplev argument, add want_address argument.
3995 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3996 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3997 want_address == 2 to dw_loc_list. For successful dw_loc_list
3998 set have_address to 1 only if want_address is not 0.
4000 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4002 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
4003 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
4004 a code block followed by two pointers.
4005 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
4006 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
4007 (MIPS_MOVE): Likewise.
4008 (MIPS_LUI): Likewise.
4009 (MIPS_JR): Likewise.
4010 (MIPS_BAL): Likewise.
4011 (MIPS_NOP): Likewise.
4012 (mips_asm_trampoline_template): Delete.
4013 (mips_trampoline_code_size): New function.
4014 (mips_trampoline_init): Add shorter sequences for all cases
4015 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
4016 Calculate the opcodes directly, rather than copying from a template.
4017 Only flush the code part of the trampoline.
4018 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
4020 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
4022 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
4023 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
4024 (INCOMING_RETURN_ADDR_RTX): Likewise.
4025 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
4027 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
4028 with RETURN_ADDR_REGNUM.
4029 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
4030 * config/mips/mips.c (mips16_build_call_stub): Replace
4031 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
4032 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
4033 (mips_print_operand_punctuation): Likewise.
4034 (mips_frame_set): Likewise.
4035 (mips16e_output_save_restore): Likewise.
4036 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4037 (mips_save_reg_p): Likewise.
4038 (mips_return_addr): Likewise.
4039 (mips_set_return_address): Likewise.
4040 (mips_direct_save_slot_move_p): Likewise.
4041 (mips_output_function_prologue): Likewise.
4042 (mips_restore_reg): Likewise.
4043 (mips_expand_epilogue): Likewise.
4044 (mips_epilogue_uses): Likewise.
4045 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
4046 (*mov<mode>_ra): Use it instead of a hard-coded 31.
4047 (clear_hazard_<mode>): Likewise.
4048 (call_internal): Likewise.
4049 (call_internal_direct): Likewise.
4050 (call_direct_split): Likewise.
4051 (call_value_internal): Likewise.
4052 (call_value_split): Likewise.
4053 (call_value_internal_direct): Likewise.
4054 (call_value_direct_split): Likewise.
4055 (call_value_multiple_internal): Likewise.
4056 (call_value_multiple_split): Likewise.
4058 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
4059 Jakub Jelinek <jakub@redhat.com>
4061 PR rtl-optimization/41511
4062 * combine.c (record_value_for_reg): Pass explicit values as argument
4063 to get_last_value_validate.
4064 (get_last_value_validate): Document INSN parameter.
4065 For non-readonly MEMs, assume they might have been modified if INSN
4066 was in another basic block.
4067 (get_last_value): Minor reformatting.
4069 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4072 * final.c (asm_str_count): Split out from asm_insn_count.
4073 * rtl.h (asm_str_count): New prototype.
4074 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
4077 2009-10-05 Sriraman Tallam <tmsriram@google.com>
4079 * doc/plugins.texi: Change plugin_pass to register_pass_info.
4081 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
4082 Rafael Espindola <espindola@google.com>
4084 * gengtype.c (write_types): Moved call to write_func_for_structure
4085 into seperate loops.
4087 2009-10-05 Richard Guenther <rguenther@suse.de>
4090 * lto-cgraph.c (output_cgraph): Output toplevel asms.
4091 (input_cgraph_1): Input toplevel asms.
4093 2009-10-05 Richard Guenther <rguenther@suse.de>
4096 * lto-symtab.c (lto_compatible_attributes_p): Remove.
4097 (external_aggregate_decl_p): Likewise.
4098 (lto_symtab_compatible): Re-structure. Remove dead code.
4099 For variables ignore toplevel qualifiers when comparing types.
4100 Issue warnings, not errors for mismatched user-alignment.
4102 2009-10-05 Richard Guenther <rguenther@suse.de>
4106 * lto-symtab.c (struct lto_symtab_base_def): Remove.
4107 (struct lto_symtab_identifier_def): Likewise.
4108 (struct lto_symtab_decl_def): Likewise.
4109 (struct lto_symtab_entry_def): New.
4110 (lto_symtab_identifier_t): Rename to ...
4111 (lto_symtab_entry_t): ... this.
4112 (lto_symtab_decls): Remove.
4113 (lto_symtab_base_hash): Rename to ...
4114 (lto_symtab_entry_hash): ... this.
4115 (lto_symtab_base_eq): Rename to ...
4116 (lto_symtab_entry_eq): ... this.
4117 (lto_symtab_base_marked_p): Rename to ...
4118 (lto_symtab_entry_marked_p): ... this.
4119 (lto_symtab_identifier_marked_p): Remove.
4120 (lto_symtab_decl_marked_p): Likewise.
4121 (lto_symtab_maybe_init_hash_tables): Rename to ...
4122 (lto_symtab_maybe_init_hash_table): ... this.
4123 (lto_symtab_set_resolution_and_file_data): Remove.
4124 (lto_symtab_register_decl): New function.
4125 (lto_symtab_get_identifier): Remove.
4126 (lto_symtab_get): New function.
4127 (lto_symtab_get_resolution): Adjust.
4128 (lto_symtab_get_identifier_decl): Remove.
4129 (lto_symtab_set_identifier_decl): Likewise.
4130 (lto_symtab_merge_decl): Rename to ...
4131 (lto_symtab_merge): ... this. Rewrite.
4132 (lto_symtab_merge_var): Remove.
4133 (lto_symtab_merge_fn): Likewise.
4134 (lto_symtab_prevailing_decl): Adjust.
4135 (lto_cgraph_replace_node): New function.
4136 (lto_symtab_merge_decls_2): Likewise.
4137 (lto_symtab_merge_decls_1): Likewise.
4138 (lto_symtab_fixup_var_decls): Likewise.
4139 (lto_symtab_resolve_symbols): Likewise.
4140 (lto_symtab_merge_decls): Likewise.
4141 (lto_symtab_prevailing_decl): Adjust.
4142 (lto_symtab_get_symtab_def): Remove.
4143 (lto_symtab_get_file_data): Likewise.
4144 (lto_symtab_clear_resolution): Adjust.
4145 (lto_symtab_clear_resolution): Likewise.
4146 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
4147 (input_cgraph_1): Likewise.
4148 * lto-streamer-in.c (get_resolution): Do not provide fake
4149 symbol resolutions here.
4150 (deferred_global_decls): Remove.
4151 (lto_register_deferred_decls_in_symtab): Likewise.
4152 (lto_register_var_decl_in_symtab): Change signature, register
4153 variable via lto_symtab_register_decl.
4154 (lto_register_function_decl_in_symtab): Likewise.
4155 (lto_read_tree): Adjust.
4156 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
4157 (lto_symtab_merge_var): Likewise.
4158 (lto_symtab_merge_fn): Likewise.
4159 (lto_symtab_register_decl): Declare.
4160 (lto_symtab_merge_decls): Likewise.
4162 2009-10-05 Richard Guenther <rguenther@suse.de>
4164 PR tree-optimization/23821
4165 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
4166 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
4167 simple IV increments.
4169 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4171 * config/arm/arm.c (arm_override_options): Really initialize
4172 flag_dwarf2_cfi_asm to 0.
4174 2009-10-05 Doug Kwan <dougkwan@google.com>
4176 PR rtl-optimization/41574
4177 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
4178 floating point and we are not doing unsafe math optimizations.
4180 2009-10-03 Simon Baldwin <simonb@google.com>
4181 Cary Coutant <ccoutant@google.com>
4182 Rafael Espindola <espindola@google.com>
4183 Richard Guenther <rguenther@suse.de>
4184 Jan Hubicka <jh@suse.cz>
4185 Doug Kwan <dougkwan@google.com>
4186 H.J. Lu <hongjiu.lu@intel.com>
4187 Bill Maddox <maddox@google.com>
4188 Ryan Mansfield <rmansfield@qnx.com>
4189 Diego Novillo <dnovillo@google.com>
4190 Ollie Wild <aaw@google.com>
4191 Kenneth Zadeck <zadeck@naturalbridge.com>
4193 * lto-cgraph.c: New file.
4194 * lto-compress.c: New file.
4195 * lto-compress.h: New file.
4196 * lto-opts.c: New file.
4197 * lto-section-in.c: New file.
4198 * lto-section-out.c: New file.
4199 * lto-streamer-in.c: New file.
4200 * lto-streamer-out.c: New file.
4201 * lto-streamer.c: New file.
4202 * lto-streamer.h: New file.
4203 * lto-symtab.c: New file.
4204 * lto-wpa-fixup.c: New file.
4205 * lto-wrapper.c: New file.
4207 2009-10-03 Simon Baldwin <baldwin@google.com>
4208 Ben Elliston <bje@au.ibm.com>
4209 Rafael Espindola <espindola@google.com>
4210 Nathan Froyd <froydnj@codesourcery.com>
4211 Jan Hubicka <jh@suse.cz>
4212 Doug Kwan <dougkwan@google.com>
4213 Diego Novillo <dnovillo@google.com>
4214 Kenneth Zadeck <zadeck@naturalbridge.com>
4216 * Makefile.in (enable_lto): New.
4217 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
4218 (LINKER_PLUGIN_API_H): Define.
4219 (LTO_SYMTAB_H): Define.
4220 (LTO_STREAMER_H): Define.
4221 (TREE_VECTORIZER_H): Define.
4222 (INCLUDES): Add LIBELFINC.
4223 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
4224 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
4225 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
4226 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
4227 (native): Add lto-wrapper$(exeext)
4228 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
4229 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
4230 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
4231 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
4232 (varasm.o): Add dependency on tree-iterator.h.
4233 (cgraph.o): Add dependency on cif-code.def.
4234 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
4235 (ipa-pure-const.o): Likewise.
4236 (GTFILES): Add lto-symtab.c.
4237 (install-lto-wrapper): New.
4238 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
4239 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
4240 * config.in: Regenerate.
4242 2009-10-03 Rafael Espindola <espindola@google.com>
4243 Diego Novillo <dnovillo@google.com>
4245 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
4246 ipa_write_summaries.
4247 Call execute_ipa_summary_passes for all_regular_ipa_passes and
4249 (cgraph_optimize): Make extern.
4251 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
4252 Kenneth Zadeck <zadeck@naturalbridge.com>
4254 * toplev.c (in_lto_p): Declare.
4255 * collect2.c (scan_prog_file): Read all the output when reading
4256 information for LTO.
4257 (enum lto_mode_d): Declare.
4259 2009-10-03 Richard Guenther <rguenther@suse.de>
4260 Diego Novillo <dnovillo@google.com>
4262 * gimple.c: Include target.h and alias.h.
4263 (gimple_types): Declare.
4264 (type_hash_cache): Declare.
4265 (gimple_alloc_stat): Make extern.
4266 (gimple_build_eh_must_not_throw): Call
4267 gimple_eh_must_not_throw_set_fndecl.
4268 (struct type_pair_d): Declare.
4269 (type_pair_t): Declare.
4270 (type_pair_hash): New.
4271 (type_pair_eq): New.
4272 (lookup_type_pair): New.
4273 (gimple_force_type_merge): New.
4274 (compare_type_names_p): New.
4275 (compare_field_offset): New.
4276 (gimple_types_compatible_p): New.
4277 (struct sccs): Declare.
4278 (next_dfs_num): Declare.
4279 (iterative_hash_gimple_type): New.
4281 (iterative_hash_type_name): New.
4282 (iterative_hash_gimple_type): New.
4283 (gimple_type_hash): New.
4284 (gimple_type_eq): New.
4285 (gimple_register_type): New.
4286 (print_gimple_types_stats): New.
4287 (gimple_signed_or_unsigned_type): New.
4288 (gimple_unsigned_type): New.
4289 (gimple_signed_type): New.
4290 (gimple_get_alias_set): New.
4291 (gimple_decl_printable_name): Do not use DMGL_TYPES.
4292 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
4293 (gimple_force_type_merge): Declare.
4294 (gimple_types_compatible_p): Declare.
4295 (gimple_register_type): Declare.
4296 (print_gimple_types_stats): Declare.
4297 (gimple_unsigned_type): Declare.
4298 (gimple_signed_type): Declare.
4299 (gimple_get_alias_set): Declare.
4300 (gimple_eh_must_not_throw_set_fndecl): New.
4302 2009-10-03 Jan Hubicka <jh@suse.cz>
4303 Kenneth Zadeck <zadeck@naturalbridge.com>
4305 * ipa-pure-const.c: Include lto-streamer.h.
4306 (register_hooks): Factor out of ...
4307 (generate_summary): ... here.
4308 (pure_const_write_summary): New.
4309 (pure_const_read_summary): New.
4310 (pass_ipa_pure_const): Add pure_const_write_summary and
4311 pure_const_read_summary.
4312 * ipa-reference.c: Include lto-streamer.h.
4313 (add_new_function): New.
4314 (remove_node_data): New.
4315 (duplicate_node_data): New.
4316 (ipa_init): Guard against multiple calls.
4317 Move hook setup from analyze_function.
4318 (write_node_summary_p): New.
4319 (ipa_reference_write_summary): New.
4320 (ipa_reference_read_summary): New.
4321 (pass_ipa_reference): Add ipa_reference_write_summary and
4322 ipa_reference_read_summary.
4323 * cgraph.h (cgraph_local_info): Add field lto_file_data.
4324 (struct cgraph_edge): Add fields lto_stmt_uid and
4325 call_stmt_cannot_inline_p.
4326 (cgraph_optimize): Declare.
4327 (cgraph_decide_is_function_needed): Declare.
4328 (reset_inline_failed): Declare.
4329 (enum LTO_cgraph_tags): Declare.
4330 (LTO_cgraph_tag_names): Declare.
4331 (LCC_NOT_FOUND): Define.
4333 2009-10-03 Doug Kwan <dougkwan@google.com>
4334 Rafael Espindola <espindola@google.com>
4335 Jan Hubicka <jh@suse.cz>
4336 Diego Novillo <dnovillo@google.com>
4337 Kenneth Zadeck <zadeck@naturalbridge.com>
4339 * passes.c (all_regular_ipa_passes): New.
4340 (all_ipa_passes): Rename to all_small_ipa_passes.
4341 (init_optimization_passes): Init all_regular_ipa_passes.
4342 * tree-pass.h (all_regular_ipa_passes): New.
4343 (all_ipa_passes): Rename to all_small_ipa_passes.
4344 * passes.c (all_lto_gen_passes): New.
4345 (init_optimization_passes): Initialize all_lto_gen_passes.
4346 (execute_ipa_summary_passes): Make non-static.
4347 (ipa_write_summaries_1): New.
4348 (ipa_write_summaries_2): New.
4349 (ipa_write_summaries): New.
4350 (ipa_write_summaries_of_cgraph_node_set): New.
4351 (ipa_read_summaries_1): New.
4352 (ipa_read_summaries): New.
4353 (execute_ipa_pass_list): Call cgraph_process_new_functions.
4354 (execute_regular_ipa_pass_list): Remove.
4355 (init_optimization_passes): Schedule
4356 pass_rebuild_cgraph_edges and pass_early_inline outside
4357 of pass_all_early_optimizations. Document reason.
4358 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
4359 pass_ipa_lto_finish_out): New pass.
4360 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
4361 (execute_all_ipa_transforms): New.
4362 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
4363 (dump_properties, debug_properties): New.
4364 * tree-optimize.c (gate_all_early_local_passes): Return
4365 false if we are in lto1.
4366 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
4367 * tree-pass.h (execute_all_ipa_transforms): Declare.
4368 (pass_ipa_function_and_variable_visibility): Declare.
4369 (pass_ipa_early_inline): Declare.
4370 (pass_ipa_lto_gimple_out): Declare.
4371 (pass_ipa_lto_wpa_fixup): Declare.
4372 (pass_ipa_lto_finish_out): Declare.
4373 (all_small_ipa_passes, all_regular_ipa_passes,
4374 all_lto_gen_passes): Declare.
4375 (execute_ipa_summary_passes): Declare.
4376 (execute_all_ipa_transforms): Declare.
4377 (ipa_write_summaries): Declare
4378 (ipa_write_summaries_of_cgraph_node_set): Declare.
4379 (ipa_read_summaries): Declare.
4381 2009-10-03 Doug Kwan <dougkwan@google.com>
4382 Ollie Wild <aaw@google.com>
4384 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
4386 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
4387 (lto_mode): New variable.
4388 (maybe_run_lto_and_relink): Handle the -fwpa option.
4389 (main): Handle the -fwpa option.
4390 (maybe_unlink_list): New function.
4391 * gcc.c (link_lto_options): Replace -flto with -fwpa.
4392 * common.opt (flto): New flag.
4393 * toplev.c (flag_generate_lto): Declare.
4395 2009-10-03 Simon Baldwin <simonb@google.com>
4397 * common.opt (flto-compression-level): New flag.
4399 * opts.c: Include lto-opts.h.
4400 (handle_option): Call lto_register_user_option for each
4401 valid option handled.
4402 (decode_options): Clear registered options before the options
4405 2009-10-03 Cary Coutant <ccoutant@google.com>
4407 * collect2.c (is_elf): New function.
4408 (scan_prog_file): Require LTO object to be in ELF format.
4410 2009-10-03 Rafael Espindola <espindola@google.com>
4412 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
4413 libgcc to the linker.
4415 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
4417 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
4418 (collect_execute): Add flags argument. Pass flags to pex_run. Update
4420 * collect2.h (collect_execute): Add flags argument.
4421 * tlink.c (tlink_execute): Update call to collect_execute.
4422 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
4423 (use_linker_plugin): New.
4424 (use_linker_plugin_spec_function): New.
4425 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
4426 (linker_plugin_file_spec): New.
4427 (lto_wrapper_spec): New.
4428 (lto_gcc_spec): New.
4429 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
4430 (static_spec_functions): Add use-linker-plugin.
4431 (process_command): Handle -use-linker-plugin.
4432 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
4433 linker_plugin_file_spec and lto_gcc_spec.
4434 (use_linker_plugin_spec_function): New.
4436 2009-10-03 Richard Guenther <rguenther@suse.de>
4440 * tree.h (is_lang_specific): Include LANG_TYPE.
4441 * tree.c (find_decls_types_r): Manually add interesting parts
4442 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
4444 * gimple.c (type_pair_hash): Make symmetric.
4445 (type_pair_eq): Likewise.
4446 (lookup_type_pair): Increase initial hashtable size.
4447 (gimple_force_type_merge): Rely on type-pair symmetry.
4448 (visit): Remove excessive checking code.
4449 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
4450 (gimple_register_type): Remove getenv calls, shrink initial
4454 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
4455 inline functions if not generating lto output.
4458 * toplev.c (finalize): In WPA mode remove the asm file.
4460 2009-10-03 Doug Kwan <dougkwan@google.com>
4462 * ipa-inline.c (cgraph_mark_inline): Check
4463 edge->call_stmt_cannot_inline_p instead of calling
4464 gimple_call_cannot_inline_p.
4465 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
4466 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
4467 (inline_generate_summary): Do nothing in LTRANS.
4468 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
4469 exists before calling gimple_call_cannot_inline_p.
4470 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
4471 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
4472 Update new_edge->lto_stmt_uid.
4473 * cgraphbuild.c (reset_inline_failed): New.
4475 * common.opt (fwpa): New flag.
4476 (fltrans): New option.
4477 * gcc.c (gcc_lto_option_t): New type.
4478 (current_lto_option): New variable.
4479 (lto_single_spec_function): Remove and is replaced by ..
4480 (lto_option_spec_function): New function.
4481 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
4482 passing the -flto flag.
4483 (cc1_options): Separate non-LTO related parts into ..
4484 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
4485 (lto1_options): New spec for lto FE.
4486 (link_lto_options): New spec for handling LTO flags in linker.
4487 (invoke_lto_single): Re-format to fit in 80 column. Replace
4488 lto-single with lto-option.
4489 (static_specs): Add cc1_non_lto_options, lto1_options and
4491 (static_spec_function): Replace lto-single with lto-option.
4492 (process_command): Handle -flto, -fwpa and -fltran by setting
4493 current_lto_option and not passing it to subprocess unconditionally.
4495 2009-10-03 Bill Maddox <maddox@google.com>
4497 Add `gcc' driver support for link-time code generation (LTO).
4499 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
4500 (lto_flag, lto_objects, lto_o_file): New variables.
4501 (struct lto_object, struct lto_object_list): New structures.
4502 (collect_exit, handler): Remove LTO temporary output file on exit.
4503 (add_lto_object): New function.
4504 (maybe_run_lto_and_relink): New function. Perform link time code
4505 generation and relinking for object files containing LTO information.
4506 (main): Invoke maybe_run_lto_and_relink().
4507 (dump_argv): New function. For debugging, currently disabled.
4508 (scan_prog_file): Add LTO information pass.
4509 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
4511 * toplev.c (compile_file): Emit assembler directive to create
4512 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
4514 2009-10-03 Diego Novillo <dnovillo@google.com>
4516 * c.opt: Add LTO to warn_abi and warn_psabi.
4518 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
4519 inline function. Ignore language-specific nodes. Update all users.
4520 (find_decls_types_r): Do not traverse the subtrees of
4521 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
4522 * tree.h (is_lang_specific): New.
4523 * langhooks.h (struct lang_hooks_for_decls): Remove
4524 may_need_assembler_name_p. Update all users.
4526 * c-common.c (set_builtin_user_assembler_name): Move ...
4527 * builtins.c (set_builtin_user_assembler_name): ... here.
4528 (is_builtin_name): Add comment
4529 (is_builtin_fn): New.
4530 * except.c (output_ttype): Only call
4531 lookup_type_for_runtime if TYPE is not a runtime type.
4533 * passes.c (register_pass): Call position_pass on
4534 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
4535 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
4536 (TV_IPA_LTO_DECL_IO): Define.
4537 (TV_IPA_LTO_CGRAPH_IO): Define.
4539 (TV_WHOPR_WPA): Define.
4540 (TV_WHOPR_WPA_IO): Define.
4541 (TV_WHOPR_LTRANS): Define.
4542 (TV_WHOPR_WPA_FIXUP): Define.
4543 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
4544 * tree-cfg.c (tree_node_can_be_shared): Make extern.
4545 * tree-flow.h (tree_node_can_be_shared): Declare.
4546 * tree-inline.c (tree_can_inline_p): Check that E has a
4547 statement associated with it.
4548 * tree.c (free_lang_data_in_binf): Factor out of ...
4549 (free_lang_data_in_type): ... here.
4550 Call RECORD_OR_UNION_TYPE_P.
4551 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
4552 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
4553 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
4554 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
4555 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
4556 (gate_free_lang_data): Return true if flag_generate_lto is set.
4557 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
4558 * c-common.h (set_builtin_user_assembler_name): Move ...
4559 * tree.h (set_builtin_user_assembler_name): ... here.
4561 * common.opt (flto-report): New flag.
4562 * opts.c (complain_wrong_lang): Do not complain if running lto1.
4563 * collect2.c (scan_prog_file): Send the error output of
4564 'nm' to HOST_BIT_BUCKET.
4566 2009-10-03 Ollie Wild <aaw@google.com>
4568 * langhooks-def.h (lhd_begin_section): New function declaration.
4569 (lhd_write_section): New function declaration.
4570 (lhd_end_section): New function declaration.
4571 (LANG_HOOKS_BEGIN_SECTION): New macro.
4572 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
4573 (LANG_HOOKS_END_SECTION): New macro.
4574 (LANG_HOOKS_LTO): New macro.
4575 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
4576 * langhooks.c (output.h): Add include.
4577 (saved_section): New static variable.
4578 (lhd_begin_section): New function.
4579 (lhd_write_section_data): New function.
4580 (lhd_end_section): New function.
4581 * langhooks.h (struct lang_hooks_for_lto): New structure.
4582 (struct lang_hooks): Add member lto.
4583 * Makefile.in (langhooks.o): Add dependency on output.h.
4585 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
4587 2009-10-03 Richard Guenther <rguenther@suse.de>
4589 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
4592 2009-10-03 Simon Baldwin <simonb@google.com>
4593 Richard Guenther <rguenther@suse.de>
4594 Janis Johnson <janis187@us.ibm.com>
4595 Doug Kwan <dougkwan@google.com>
4596 Diego Novillo <dnovillo@google.com>
4597 Ramana Radhakrishnan <ramana.r@gmail.com>
4598 Ollie Wild <aaw@google.com>
4600 * doc/install.texi: Add documentation for libelf and --enable-lto.
4601 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
4602 -flto-report, -flto-compression-level and -use-linker-plugin.
4603 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
4604 Add section for LTO Testing.
4606 2009-10-02 Cary Coutant <ccoutant@google.com>
4608 Add support for comdat type sections for DWARF v4.
4609 Merge from dwarf4 branch.
4611 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
4612 (dw_die_ref): Define vector type.
4613 (enum dw_val_class): Add dw_val_class_data8.
4614 (struct dw_val_struct): Add v.val_data8.
4615 (comdat_type_node_ref): New type.
4616 (struct die_struct): Move die_symbol into a union; add new field
4617 die_type_node. Change all uses.
4618 (comdat_type_node): New type.
4619 (skeleton_chain_node): New type.
4620 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
4621 (comdat_type_list): New variable.
4622 (dwarf_tag_name): Add DW_TAG_type_unit.
4623 (dwarf_attr_name): Add DW_AT_signature.
4624 (add_AT_data8): New function.
4625 (replace_child): New function.
4626 (move_all_children): New function.
4627 (print_signature): New function.
4628 (print_die): Print signature information; add dw_val_class_data8.
4629 (attr_checksum): Support dw_val_class_data8.
4630 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
4631 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
4632 (checksum_sleb128, checksum_uleb128): New functions.
4633 (checksum_die_context): New function.
4634 (loc_checksum_ordered): New function.
4635 (attr_checksum_ordered): New function.
4636 (struct checksum_attributes): New structure.
4637 (collect_checksum_attributes): New function.
4638 (die_checksum_ordered): New function.
4639 (generate_type_signature): New function.
4640 (same_dw_val_p): Add dw_val_class_data8.
4641 (is_symbol_die): Use new is_declaration_die function.
4642 (is_declaration_die): New function.
4643 (should_move_die_to_comdat): New function.
4644 (clone_die): New function.
4645 (clone_tree): New function.
4646 (clone_as_declaration): New function.
4647 (copy_declaration_context): New function.
4648 (generate_skeleton_ancestor_tree): New function.
4649 (generate_skeleton_bottom_up): New function.
4650 (generate_skeleton): New function.
4651 (remove_child_or_replace_with_skeleton): New function.
4652 (break_out_comdat_types): New function.
4653 (struct decl_table_entry): New type.
4654 (htab_decl_hash): New function.
4655 (htab_decl_eq): New function.
4656 (htab_decl_del): New function.
4657 (copy_ancestor_tree): New function.
4658 (copy_decls_walk): New function.
4659 (copy_decls_for_unworthy_types): New function.
4660 (build_abbrev_table): Don't assert on missing die_symbol when doing
4661 comdat type sections.
4662 (size_of_die): Use DW_FORM_sig8 for external references. Add
4664 (unmark_dies): Don't assert for unmarked dies when doing comdat
4666 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
4667 (output_signature): New function.
4668 (output_die): Likewise.
4669 (output_compilation_unit_header): Mark output as DWARF version 3
4670 even if generating DWARF 4.
4671 (output_comdat_type_unit): New function.
4672 (output_line_info): Mark output as DWARF version 3 even if generating
4674 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
4676 (dwarf2out_end_source_file): Likewise.
4677 (prune_unused_types_walk_attribs): Don't follow references into
4678 comdat type sections.
4679 (prune_unused_types_mark): When generating type units, do not mark
4680 children of non-defining declarations of types; do mark children of
4682 (prune_unused_types): Process comdat type sections.
4683 (htab_ct_hash): New function.
4684 (htab_ct_eq): New function.
4685 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
4686 Add a pointer to the line table from type unit entries so
4687 DW_AT_decl_file has meaning.
4688 * varasm.c (default_elf_asm_named_section): Use identifier name as
4689 comdat key instead of lang hook.
4691 2009-10-02 Neil Vachharajani <nvachhar@google.com>
4693 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
4695 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
4697 * config/i386/i386.md (SWIM248): New mode iterator.
4698 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
4699 divmodhi4 patterns using SWIM248 macro.
4700 (*divmod<mode>4): Macroize insn_and_split pattern from
4701 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
4702 and their corresponding splitters usign SWIM248 macro. Split SImode
4703 insn to generate cltd and DImode insn to generate cqto instead of
4704 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
4705 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
4706 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
4707 *divmodsi_noext patterns using SWIM248 macro.
4708 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
4709 udivmodhi4 patterns using SWIM248 macro.
4710 (*udivmod<mode>4): Macroize insn_and_split pattern from
4711 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
4712 corresponding splitters using SWIM248 macro.
4713 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
4714 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
4716 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
4718 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
4719 of zero-sized element is zero-sized regardless of its extent.
4721 2009-10-02 Jakub Jelinek <jakub@redhat.com>
4724 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
4725 * configure: Regenerated.
4726 * config.in: Regenerated.
4727 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
4728 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
4729 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
4730 not emitting .eh_frame, emit .cfi_sections .debug_frame
4735 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4736 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4738 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4739 vars use DECL_RTL with resetting it back to NULL afterwards.
4740 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4741 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4742 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4743 the attribute type allows it, otherwise use DW_FORM_dataN.
4744 (mem_loc_descriptor): Handle CONST_STRING.
4745 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4746 Handle MEM with CONST_STRING address using add_AT_string.
4747 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4748 CONST_STRING for const arrays initialized with a string literal.
4749 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4750 (dwarf2out_finish): Call resolve_addr.
4752 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4753 Maxim Kuvyrkov <maxim@codesourcery.com>
4755 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4757 2009-10-02 Nick Clifton <nickc@redhat.com>
4759 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4760 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4762 2009-10-01 Jan Hubicka <jh@suse.cz>
4764 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4765 (cgraph_create_virtual_clone): Just pass redirect_callers
4767 * cgraph.h (cgraph_clone_node): Update prototype.
4768 * ipa-pure-const.c (self_recursive_p): New function.
4769 (propagate): Use it.
4770 * ipa-inline.c (cgraph_clone_inlined_nodes,
4771 cgraph_decide_recursive_inlining): Update.
4773 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4775 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4776 instructions for TARGET_OCTEON.
4778 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4780 * config/arm/arm.c (arm_override_options): Turn off
4781 flag_dwarf2_cfi_asm for AAPCS variants.
4783 2009-10-01 Martin Jambor <mjambor@suse.cz>
4786 * tree-sra.c (convert_callers): Do not call
4787 compute_inline_parameters on one caller more than once.
4789 2009-10-01 Nick Clifton <nickc@redhat.com>
4791 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4792 an empty string if not already defined.
4794 2009-10-01 Martin Jambor <mjambor@suse.cz>
4797 * tree-sra.c (is_va_list_type): New function.
4798 (find_var_candidates): Call is_va_list_type.
4799 (find_param_candidates): Check that the type or the type pointed
4800 to are not va_list types.
4802 2009-10-01 Martin Jambor <mjambor@suse.cz>
4805 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4806 DECL_ARTIFICIAL (param_decl) is true.
4808 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4810 * tree.h (tree_decl_common::lang_flag_8): New.
4811 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4813 * c-common.h (RID_CONSTEXPR): New.
4815 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4817 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4818 Use ref-all pointers.
4819 (alpha_gimplify_va_arg): Ditto.
4821 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4824 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4825 before insn counting loop now that BB_END (bb) is counted. Ensure
4826 the return value isn't zero.
4828 2009-09-30 Nick Clifton <nickc@redhat.com>
4830 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4831 with separate definitions of c_target_objs and cxx_target_objs.
4832 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4834 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4835 sh_symbian_import_export_class.
4836 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4837 * config/sh/symbian.c: Delete, moving code into...
4838 * config/sh/symbian-base.c: ... here
4839 * config/sh/symbian-c.c: ... and here
4840 * config/sh/symbian-cxx.c: ... and here.
4842 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4845 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4846 of plus RTX into register.
4848 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4850 * doc/install.texi: Linguistic and markup fixes.
4851 (Configuration) <--disable-cpp>: Remove description.
4852 <--enable-maintainer-mode>: Autotools files are affected, too.
4853 <--with-sysroot>: Improve description.
4854 (Building): Bump required GNU make version.
4856 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4858 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4859 (x86_64-*-*): Ditto.
4861 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4862 intrinisics for FMA4.
4863 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4864 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4865 Add FMA4 check and fma4intrin.h.
4866 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4868 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4869 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4870 constant for FMA4 support.
4871 (UNSPEC_FMA4_FMADDSUB): Ditto.
4872 (UNSPEC_FMA4_FMSUBADD): Ditto.
4873 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4874 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4875 (ix86_expand_fma4_multiple_memory): Ditto.
4876 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4877 (OPTION_MASK_ISA_FMA4_UNSET): New.
4878 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4879 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4880 (ix86_handle_option): Handle -mfma4.
4881 (isa_opts): Handle -mfma4.
4882 (enum pta_flags): Add PTA_FMA4.
4883 (override_options): Add FMA4 support.
4884 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4885 (IX86_BUILTIN_VFMADDSD): Ditto.
4886 (IX86_BUILTIN_VFMADDPS): Ditto.
4887 (IX86_BUILTIN_VFMADDPD): Ditto.
4888 (IX86_BUILTIN_VFMSUBSS): Ditto.
4889 (IX86_BUILTIN_VFMSUBSD): Ditto.
4890 (IX86_BUILTIN_VFMSUBPS): Ditto.
4891 (IX86_BUILTIN_VFMSUBPD): Ditto.
4892 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4893 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4894 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4895 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4896 (IX86_BUILTIN_VFNMADDSS): Ditto.
4897 (IX86_BUILTIN_VFNMADDSD): Ditto.
4898 (IX86_BUILTIN_VFNMADDPS): Ditto.
4899 (IX86_BUILTIN_VFNMADDPD): Ditto.
4900 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4901 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4902 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4903 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4904 (IX86_BUILTIN_VFMADDPS256): Ditto.
4905 (IX86_BUILTIN_VFMADDPD256): Ditto.
4906 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4907 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4908 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4909 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4910 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4911 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4912 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4913 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4914 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4915 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4916 (enum multi_arg_type): New enum for describing the various FMA4
4917 intrinsic argument types.
4918 (bdesc_multi_arg): New table for FMA4 intrinsics.
4919 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4920 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4922 (ix86_expand_builtin): Add FMA4 intrinsic support.
4923 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4924 operand instructions.
4925 (ix86_expand_fma4_multiple_memory): New function to split the
4926 second memory reference from FMA4 instructions.
4927 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4928 (ssemodesuffixf2s): Ditto.
4929 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4931 (fma4_fmsub<mode>4): Ditto.
4932 (fma4_fnmadd<mode>4): Ditto.
4933 (fma4_fnmsub<mode>4): Ditto.
4934 (fma4_vmfmadd<mode>4): Ditto.
4935 (fma4_vmfmsub<mode>4): Ditto.
4936 (fma4_vmfnmadd<mode>4): Ditto.
4937 (fma4_vmfnmsub<mode>4): Ditto.
4938 (fma4_fmadd<mode>4256): Ditto.
4939 (fma4_fmsub<mode>4256): Ditto.
4940 (fma4_fnmadd<mode>4256): Ditto.
4941 (fma4_fnmsub<mode>4256): Ditto.
4942 (fma4_fmaddsubv8sf4): Ditto.
4943 (fma4_fmaddsubv4sf4): Ditto.
4944 (fma4_fmaddsubv4df4): Ditto.
4945 (fma4_fmaddsubv2df4): Ditto.
4946 (fma4_fmsubaddv8sf4): Ditto.
4947 (fma4_fmsubaddv4sf4): Ditto.
4948 (fma4_fmsubaddv4df4): Ditto.
4949 (fma4_fmsubaddv2df4): Ditto.
4950 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4951 instructions for intrinsics.
4952 (fma4i_fmsub<mode>4): Ditto.
4953 (fma4i_fnmadd<mode>4): Ditto.
4954 (fma4i_fnmsub<mode>4): Ditto.
4955 (fma4i_vmfmadd<mode>4): Ditto.
4956 (fma4i_vmfmsub<mode>4): Ditto.
4957 (fma4i_vmfnmadd<mode>4): Ditto.
4958 (fma4i_vmfnmsub<mode>4): Ditto.
4959 (fma4i_fmadd<mode>4256): Ditto.
4960 (fma4i_fmsub<mode>4256): Ditto.
4961 (fma4i_fnmadd<mode>4256): Ditto.
4962 (fma4i_fnmsub<mode>4256): Ditto.
4963 (fma4i_fmaddsubv8sf4): Ditto.
4964 (fma4i_fmaddsubv4sf4): Ditto.
4965 (fma4i_fmaddsubv4df4): Ditto.
4966 (fma4i_fmaddsubv2df4): Ditto.
4967 (fma4i_fmsubaddv8sf4): Ditto.
4968 (fma4i_fmsubaddv4sf4): Ditto.
4969 (fma4i_fmsubaddv4df4): Ditto.
4970 (fma4i_fmsubaddv2df4): Ditto.
4972 * doc/invoke.texi (-mfma4): Add documentation.
4973 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4975 2009-09-29 Richard Henderson <rth@redhat.com>
4977 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4978 an edge to the new destination block.
4980 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4983 * pa.c (hppa_profile_hook): Use
4984 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4986 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4987 Alexander Monakov <amonakov@ispras.ru>
4990 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4991 (not_postinc_memory_operand): New.
4992 (not_postinc_move_operand): New.
4993 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4994 (*cmovsi_internal): Ditto.
4996 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4998 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4999 restrict issue_rate in first pass when scheduling for register
5002 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
5003 Rafael Avila de Espindola <espindola@google.com>
5005 * gengtype.c (plugin_output): New.
5006 (get_output_file_with_visibility): Return plugin_output for plugins.
5007 (main): Parse and use the -P option.
5008 * gty.texi: Update the command line format.
5010 2009-09-29 Jakub Jelinek <jakub@redhat.com>
5013 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
5015 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
5016 out if !const_ok_for_output.
5019 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
5020 case VAR_LOCATION>: Remove gcc_unreachable ().
5022 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
5024 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
5025 (x86_64-*-*): Ditto.
5026 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
5027 back to smmintrin.h.
5028 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
5029 * config/i386/x86intrin.h: Remove SSE5.
5030 * config/i386/mmintrin-common.h: Delete file.
5031 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
5033 2009-09-29 Richard Guenther <rguenther@suse.de>
5035 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
5036 resulting from stack temporaries on STRICT_ALIGNMENT targets.
5038 2009-09-29 Nick Clifton <nickc@redhat.com>
5040 * function.c (current_function_name): If there is no current
5041 function just return "<none>".
5043 2009-09-28 Sriraman Tallam <tmsriram@google.com>
5045 * tree-pass.h (register_pass_info): New structure.
5046 (pass_positioning_ops): Move enum from gcc-plugin.h.
5047 (register_pass): New function.
5048 * gcc-plugin.h (plugin_pass): Delete structure.
5049 (pass_positioning_ops): Delete enum.
5050 * plugin.c (regsiter_pass): Delete function.
5051 (position_pass): Delete function.
5052 (added_pass_nodes): Delete variable.
5053 (prev_added_pass_nodes): Delete variable.
5054 (pass_list_node): Delete structure.
5055 * passes.c (make_pass_instance): New function.
5056 (next_pass_1): Change to call make_pass_instance.
5057 (pass_list_node): Move structure from gcc-plugin.h.
5058 (added_pass_nodes): Move variable from plugin.c.
5059 (prev_added_pass_nodes): Move variable from plugin.c.
5060 (position_pass): New function.
5061 (register_pass): New function.
5063 2009-09-28 Easwaran Raman <eraman@google.com>
5065 * ifcvt.c (noce_try_abs): Recognize pattern and call
5066 expand_one_cmpl_abs_nojump.
5067 * optabs.c (expand_one_cmpl_abs_nojump): New function.
5068 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
5070 2009-09-28 Ian Lance Taylor <iant@google.com>
5073 * c-opts.c (c_common_handle_option): Don't set
5074 warn_jump_misses_init for -Wall.
5075 * doc/invoke.texi (Warning Options): Update documentation.
5077 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5079 * Makefile.in ($(out_object_file)): Depend on
5080 gt-$(basename $(notdir $(out_file))).h.
5082 2009-09-28 Richard Henderson <rth@redhat.com>
5084 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
5085 * except.c (gen_eh_region): Set it.
5086 (duplicate_eh_regions_1): Copy it.
5087 * tree-eh.c (lower_resx): Use it to determine which function
5090 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
5091 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
5092 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
5093 * tree.c (build_common_builtin_nodes): Remove parameter. Build
5094 BUILT_IN_CXA_END_CLEANUP if necessary.
5096 * c-common.c (c_define_builtins): Update call to
5097 build_common_builtin_nodes.
5099 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5101 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
5103 2009-09-28 Michael Matz <matz@suse.de>
5105 * builtins.c (interclass_mathfn_icode): New helper.
5106 (expand_builtin_interclass_mathfn): Use it here, and split folding
5108 (fold_builtin_interclass_mathfn): ... this new folder.
5109 (build_call_nofold_loc): New static helper.
5110 (build_call_nofold): New wrapper macro for above.
5111 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
5112 (expand_builtin_pow): Ditto.
5113 (expand_builtin_memset_args): Ditto.
5114 (expand_builtin_printf): Ditto.
5115 (expand_builtin_fprintf): Ditto.
5116 (expand_builtin_sprintf): Ditto.
5117 (expand_builtin_memory_chk): Ditto.
5118 (expand_builtin_mempcpy_args): Ditto and don't call folders.
5119 (expand_builtin_stpcpy): Ditto.
5120 (expand_builtin_strcmp): Ditto.
5121 (expand_builtin_strncmp): Ditto.
5122 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
5123 (expand_builtin_strcpy_args): Don't call folders.
5124 (expand_builtin_memcmp): Ditto.
5125 (expand_builtin_strncpy): Ditto, and use target.
5126 (expand_builtin_memcpy): Ditto.
5127 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
5128 expand_builtin_strpbrk, expand_builtin_memmove,
5129 expand_builtin_memmove_args, expand_builtin_bcopy,
5130 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
5131 expand_builtin_strspn, expand_builtin_strcspn,
5132 expand_builtin_fputs): Remove these.
5133 (expand_builtin): Don't call the above, change calls to other
5134 expanders that changed prototype.
5135 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
5136 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
5137 fold_builtin_interclass_mathfn.
5138 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
5139 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
5141 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
5142 * passes.c (init_optimization_passes): Move pass_fold_builtins
5143 after last phiopt pass.
5144 * tree-inline.c (fold_marked_statements): When folding builtins
5145 iterate over all instruction potentially generated.
5146 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
5148 (fold_gimple_call): Use it to always fold calls (into potentially
5149 multiple instructions).
5150 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
5151 calls into zero at this time.
5152 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
5153 statements generated by builtin folding.
5155 2009-09-28 Nick Clifton <nickc@redhat.com>
5157 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
5159 2009-09-28 Duncan Sands <baldrick@free.fr>
5161 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
5162 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
5163 (register_callback): Dispatch it.
5164 (invoke_plugin_callbacks): Incorporate in sanity check.
5165 * ggc.h (ggc_register_cache_tab): Add declaration.
5166 * ggc-common.c (ggc_register_root_tab): Simplify.
5167 (const_ggc_cache_tab_t): New typedef.
5168 (extra_cache_vec): New vector of dynamically added cache tables.
5169 (ggc_register_cache_tab): New function.
5170 (ggc_scan_cache_tab): New function.
5171 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
5172 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
5174 2009-09-27 Richard Henderson <rth@redhat.com>
5176 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
5177 which we remove __builtin_stack_restore.
5179 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
5181 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
5182 to test for GRD_INVARIANT.
5183 (simple_rhs_p): Anything that's function_invariant_p is fine.
5185 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
5187 * gengtype.c (main): Use plunge_files instead of plugin_output.
5189 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
5190 Rafael Avila de Espindola <espindola@google.com>
5192 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
5193 Don't print pch related info if it is false.
5194 (main): Don't print pch info in plugin mode.
5196 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5198 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
5199 with dw_val_class_const_double.
5200 (struct dw_val_struct): Replace val_long_long with val_double and
5201 adjust for above change.
5202 (output_loc_operands): Likewise.
5203 (add_AT_long_long): Rename into...
5204 (add_AT_double): ...this.
5205 (print_die): Replace dw_val_class_long_long with
5206 dw_val_class_const_double and adjust.
5207 (attr_checksum): Likewise.
5208 (same_dw_val_p): Likewise.
5209 (size_of_die): Likewise.
5210 (value_format): Likewise.
5211 (output_die): Likewise.
5212 (loc_descriptor) <CONST_DOUBLE>: Likewise.
5213 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
5214 instead of add_AT_long_long.
5215 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
5216 value with the precision of its type.
5218 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
5221 * c-typeck.c (build_conditional_expr): Use the readonly and
5222 volatile flags of the operand types, not of the operands itself.
5224 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
5226 * collect2.c (main): Look for -brtl before adding libraries.
5228 2009-09-27 Jonathan Gray <jsg@openbsd.org>
5230 * config.gcc: Update OpenBSD targets.
5231 * config/openbsd-stdint.h: New file.
5232 * config/openbsd-libpthread.h: New file.
5233 * config/openbsd.h: Update and break out LIB_SPEC definition.
5234 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
5235 * config/i386/openbsdelf.h: Correct types.
5236 * config/m68k/openbsd.h: Likewise.
5237 * config/mips/openbsd.h: Likewise.
5238 * config/vax/openbsd.h: Likewise.
5240 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
5242 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
5243 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
5244 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
5245 of the length and zero.
5247 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5249 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
5250 (FLAGS_H): Add options.h $(REAL_H).
5251 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
5252 (TREE_VECTORIZER_H): New.
5253 (EBITMAP_H): Renamed from EBIMAP_H.
5254 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
5255 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
5256 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
5257 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
5258 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
5259 (graphite-clast-to-gimple.o, graphite-dependences.o)
5260 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
5261 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
5262 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
5263 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
5264 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
5265 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
5266 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
5267 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
5268 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
5269 updated and fixed as per above changes and per
5270 check_makefile_deps.sh output.
5273 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
5274 * configure: Regenerate.
5276 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5278 * doc/install.texi: Update minimum MPC version to 0.7.
5280 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
5282 * doc/install.texi (Binaries): Remove reference to the binary
5283 distribution CD-ROM from the FSF.
5285 2009-09-26 Michael Matz <matz@suse.de>
5289 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
5290 that are mentioned in the body.
5292 2009-09-26 Michael Matz <matz@suse.de>
5294 PR tree-optimization/41454
5295 * tree-ssa-dom (stmts_to_rescan): Remove variable.
5296 (tree_ssa_dominator_optimize): Don't allocate and free it.
5297 (dom_opt_leave_block): Don't iterate over it.
5298 (eliminate_redundant_computations): Don't return a value.
5299 (cprop_operand, cprop_into_stmt): Ditto.
5300 (optimize_stmt): Don't defer updating stmts.
5302 2009-09-25 Dodji Seketeli <dodji@redhat.com>
5304 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
5305 generic_parameter_die, template_parameter_pack_die,
5306 gen_formal_parameter_die, gen_subprogram_die): Adjust after
5307 renaming DW_TAG_formal_parameter_pack and
5308 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
5309 and DW_TAG_GNU_template_parameter_pack.
5311 2009-09-25 Anatoly Sokolov <aesok@post.ru>
5313 * config/v850/v850.h (FUNCTION_VALUE): Remove.
5314 * config/v850/v850.c (v850_function_value): New function.
5315 (TARGET_FUNCTION_VALUE): Define.
5317 2009-09-25 Jakub Jelinek <jakub@redhat.com>
5319 * tree-vect-stmts.c (vectorizable_call): Call
5320 mark_symbols_for_renaming after vect_finish_stmt_generation.
5322 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
5323 to loc_descriptor_from_tree.
5324 (add_location_or_const_value_attribute): Pass 0 instead of 2
5325 for decl_by_reference_p decls.
5327 2009-09-25 Richard Guenther <rguenther@suse.de>
5330 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
5333 2009-09-25 Ben Elliston <bje@au.ibm.com>
5335 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
5338 2009-09-25 Alan Modra <amodra@bigpond.net.au>
5340 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
5341 form of instruction.
5343 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5346 * fold-const.c (const_binop): Handle complex int division.
5347 * tree-complex.c (expand_complex_div_straight,
5348 expand_complex_div_wide): Update comments.
5350 2009-09-24 DJ Delorie <dj@redhat.com>
5353 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
5354 (reg_class): Likewise.
5355 (REG_CLASS_NAMES): Likewise.
5356 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
5357 (m32c_override_options): Disable -fivopts for M32C.
5359 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
5361 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5362 Delete VSX load/store with update support.
5363 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
5364 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
5368 (VStype_load_update): Ditto.
5369 (VStype_store_update): Ditto.
5370 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5371 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
5373 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
5374 load/store with update builtins.
5376 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
5378 * libgcc2.c (L_trampoline): Prototype for getpagesize
5379 and mprotect in WINNT case.
5381 2009-09-24 Anatoly Sokolov <aesok@post.ru>
5383 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
5384 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
5385 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
5386 'outgoing' argument.
5387 (TARGET_FUNCTION_VALUE): Define.
5389 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5391 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
5393 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
5396 * common.opt: Initialize dwarf_strict to -1.
5397 * toplev.c (process_options): Catch unset dwarf_strict
5398 and set to 0 for all targets not overriding.
5399 * config/darwin.c (darwin_override_options): Catch unset
5400 dwarf_strict and override to 1.
5402 2009-09-24 Jeff Law <law@redhat.com>
5404 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
5406 2009-09-24 Richard Guenther <rguenther@suse.de>
5408 PR tree-optimization/36143
5409 PR tree-optimization/38747
5410 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
5411 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
5413 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5416 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
5417 return false instead of gcc_unreachable (). For CONST return the
5418 value returned by recursive call instead of always returning true.
5419 (tree_add_const_value_attribute): Return the value returned by
5420 add_const_value_attribute instead of always returning true if rtl
5423 2009-09-23 Justin Seyster <jrseys@gmail.com>
5425 * Makefile.in (PLUGIN_HEADERS): Include real.h.
5427 2009-09-24 Jakub Jelinek <jakub@redhat.com>
5429 * cgraphunit.c (cgraph_lower_function): Revert last change.
5430 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
5431 instead of DECL_NO_STATIC_CHAIN.
5432 * tree-cfg.c (verify_gimple_call): Likewise.
5433 * tree-nested.c (get_chain_decl, get_chain_field,
5434 convert_tramp_reference_op, convert_gimple_call): Likewise.
5435 (convert_all_function_calls): Likewise. Always set or clear
5436 DECL_STATIC_CHAIN initially, for !n->outer clear it.
5437 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
5438 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
5440 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
5441 DECL_NO_STATIC_CHAIN.
5442 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
5443 instead of DECL_NO_STATIC_CHAIN.
5444 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
5445 decl_function_context.
5446 * varasm.c (initializer_constant_valid_p): Likewise.
5447 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
5448 (DECL_STATIC_CHAIN): ... this.
5449 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
5450 instead of DECL_NO_STATIC_CHAIN.
5452 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
5453 Rafael Avila de Espindola <espindola@google.com>
5455 * gengtype.c (nb_plugin_files): Make it unsigned to match
5456 num_gt_files. Adjust other variables to avoid warnings.
5457 (main): Allocate an all zero lang_bitmap before each plugin file name
5458 to match regular file names.
5460 2009-09-23 Richard Henderson <rth@redhat.com>
5462 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5463 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
5464 static chain passed in memory.
5465 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
5466 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
5467 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
5468 STATIC_CHAIN_REGNUM defined.
5470 * config/picochip/picochip-protos.h: s/class/klass/.
5471 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
5472 (picochip_static_chain): New.
5473 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
5474 (STATIC_CHAIN_INCOMING): Remove.
5476 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
5477 (xtensa_static_chain): New.
5478 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
5479 (STATIC_CHAIN_INCOMING): Remove.
5481 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5483 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
5484 * config/pa/pa-protos.h (function_value): Remove.
5485 * config/pa/pa.c (pa_function_value): Rename from function_value.
5486 Make static, add 'outgoing' argument.
5487 (TARGET_FUNCTION_VALUE): Define.
5489 2009-09-23 Anatoly Sokolov <aesok@post.ru>
5491 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
5492 instead of cfun->machine->is_leaf.
5493 * config/avr/avr.h (machine_function): Remove is_leaf field.
5495 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5498 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
5499 DW_OP_piece after DW_OP_stack_value, adjust size calculations
5500 for it, when DW_OP_stack_value and DW_OP_implicit_value has
5501 the same size, prefer DW_OP_stack_value.
5502 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
5503 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
5505 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5508 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
5510 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
5513 * cfgexpand.c (convert_debug_memory_address): New.
5514 (expand_debug_expr): Convert base address and offset to the same
5515 mode. Use it to convert addresses to other modes. Accept
5518 2009-09-23 Dodji Seketeli <dodji@redhat.com>
5521 * function.h (types_used_by_vars_hash): Declare new hash table.
5522 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
5523 equality and hash function for the hash table.
5524 (types_used_by_cur_var_decl): Declare a new global chained list.
5525 (types_used_by_var_decl_insert): Declare new function.
5526 * function.c (types_used_by_vars_hash): Define the hashtable ...
5527 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
5528 its equality and hash functions.
5529 (hash_types_used_by_vars_entry): New hash helper.
5530 (types_used_by_cur_var_decl): Define the global chained list.
5531 (used_types_insert): Update the list of types used by the global
5532 variable being parsed.
5533 (types_used_by_var_decl_insert): Define new function.
5534 * c-common.h (record_types_used_by_current_var_decl): Declare ...
5535 * c-common.c (record_types_used_by_current_var_decl): ... new
5537 * c-decl.c (finish_decl): Record the types used by the global
5538 variable declaration we've just parsed.
5539 * dwarf2out.c (premark_used_types): Insert a new line between
5540 comment and function.
5541 (premark_used_types_helper): Fix comment.
5542 (premark_types_used_by_global_vars_helper,
5543 premark_types_used_by_global_vars): New functions.
5544 (prune_unused_types): Do not prune types used by global variables.
5546 2009-09-23 Richard Guenther <rguenther@suse.de>
5548 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
5549 produced for bigendian targets with promoted subregs.
5551 2009-09-23 Richard Guenther <rguenther@suse.de>
5553 * value-prof.c (gimple_ic): Purge old EH edges only after building
5556 2009-09-23 Nick Clifton <nickc@redhat.com>
5558 * config/arc/arc.c (arc_trampoline_init): Fix typo.
5560 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5563 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
5566 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
5567 on non-nested functions.
5569 2009-09-23 Jakub Jelinek <jakub@redhat.com>
5570 Jan Hubicka <jh@suse.cz>
5572 * dwarf2out.c (loc_list_plus_const): Only define if
5573 DWARF2_DEBUGGING_INFO.
5574 (address_of_int_loc_descriptor): Likewise.
5577 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
5579 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
5582 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
5583 constant is more than zero.
5585 2009-09-23 Alan Modra <amodra@bigpond.net.au>
5588 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
5589 call final to emit non-scheduled prologue, instead insert at entry.
5591 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5592 Joseph S. Myers <joseph@codesourcery.com>
5594 * doc/install.texi (*-*-freebsd*): Add proper format codes.
5596 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5597 Rafael Avila de Espindola <espindola@google.com>
5599 * gengtype.c (is_file_equal): New function.
5600 (close_output_files): Use is_file_equal. Free of->buf.
5602 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
5603 Rafael Avila de Espindola <espindola@google.com>
5605 * gengtype.c (write_types, write_local): Add the output_header
5606 argument. Update all callers.
5608 2009-09-22 Dodji Seketeli <dodji@redhat.com>
5610 * dwarf2out.c (template_parameter_pack_die,
5611 gen_formal_parameter_pack_die ): New functions.
5612 (make_ith_pack_parameter_name): Remove this function.
5613 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
5614 DW_TAG_formal_parameter_pack.
5615 (gen_generic_params_dies): Represent each template parameter pack
5616 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
5617 represented by usual DW_TAG_template_*_parameter DIEs that are
5618 children of the DW_TAG_template_parameter_pack element DIE.
5619 (generic_parameter_die): This doesn't deal with parameter pack
5620 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
5621 of parameter pack DIEs.
5622 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
5623 in certain cases, e.g. for pack elements.
5624 (gen_formal_types_die, gen_decl_die): Adjust usage of
5625 gen_formal_parameter_die.
5626 (gen_subprogram_die): Represent each function parameter pack by a
5627 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
5628 represented by usual DW_TAG_formal_parameter DIEs that are children
5629 of the DW_TAG_formal_parameter_pack DIE. Remove references to
5630 ____builtin_va_alist decls as no part of the compiler uses those
5632 * langhooks.h (struct lang_hooks_for_decls): Add
5633 function_parm_expanded_from_pack_p, get_generic_function_decl
5634 and function_parameter_pack_p hooks. Fix comment for
5635 get_innermost_generic_parms hook.
5636 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
5637 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
5638 macros and use them to initialize lang_hook.
5640 2009-09-22 Richard Henderson <rth@redhat.com>
5642 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
5643 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
5644 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
5645 on TRAMPOLINE_TEMPLATE.
5646 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
5647 TRAMPOLINE_ADJUST_ADDRESS.
5648 * targhooks.c (default_asm_trampoline_template): Remove.
5649 (default_trampoline_adjust_address): Remove.
5650 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
5651 * targhooks.h: Update decls.
5653 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5655 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
5656 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
5657 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
5659 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
5662 * reload1.c (reload): Reset debug insns with pseudos without
5665 2009-09-22 Janis Johnson <janis187@us.ibm.com>
5667 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
5668 unconditional true for decimal float modes.
5669 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
5670 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
5672 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
5674 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
5675 Enable a new case for __FreeBSD__ >= 7.
5676 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
5677 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
5678 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
5679 and USE_LD_AS_NEEDED.
5681 * doc/install.texi (*-*-freebsd*): Update target information.
5683 2009-09-22 Richard Guenther <rguenther@suse.de>
5686 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5687 arrays really properly.
5689 2009-09-22 Richard Henderson <rth@redhat.com>
5692 * target.h (struct gcc_target): Add asm_out.trampoline_template,
5693 calls.static_chain, calls.trampoline_init,
5694 calls.trampoline_adjust_address.
5695 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5696 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5697 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5698 * builtins.c (expand_builtin_setjmp_receiver): Use
5699 targetm.calls.static_chain; only clobber registers.
5700 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
5701 set up memory attributes properly for the trampoline block.
5702 (expand_builtin_adjust_trampoline): Use
5703 targetm.calls.trampoline_adjust_address.
5704 * calls.c (prepare_call_address): Add fndecl argument. Use
5705 targetm.calls.static_chain.
5706 * df-scan.c (df_need_static_chain_reg): Remove.
5707 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
5708 consolodate static chain handling.
5709 * doc/tm.texi: Document new hooks.
5710 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
5711 (init_emit_regs): Don't initialize them.
5712 * expr.h (prepare_call_address): Update decl.
5713 * final.c (profile_function): Use targetm.calls.static_chain.
5714 * function.c (expand_function_start): Likewise.
5715 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
5716 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
5717 only clobber registers.
5718 * targhooks.c (default_static_chain): New.
5719 (default_asm_trampoline_template, default_trampoline_init): New.
5720 (default_trampoline_adjust_address): New.
5721 * targhooks.h: Declare them.
5722 * varasm.c (assemble_trampoline_template): Use
5723 targetm.asm_out.trampoline_template. Make the memory block const
5726 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
5727 alpha_initialize_trampoline. Make static. Merge VMS parameter
5728 differences into the TARGET_ABI_OPEN_VMS code block.
5729 (TARGET_TRAMPOLINE_INIT): New.
5730 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
5731 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
5732 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
5733 (INITIALIZE_TRAMPOLINE): Remove.
5735 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
5736 (TRAMPOLINE_TEMPLATE): Merge with ...
5737 (INITIALIZE_TRAMPOLINE): ... this and move ...
5738 * config/arc/arc.c (arc_trampoline_init): ... here.
5739 (TARGET_TRAMPOLINE_INIT): New.
5741 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5742 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5743 (arm_asm_trampoline_template): New.
5744 (arm_trampoline_init, arm_trampoline_adjust_address): New.
5745 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
5746 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
5747 code to arm_asm_trampoline_template.
5748 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
5749 arm_trampoline_adjust_address.
5750 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
5751 adjust for target hook parameters.
5753 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
5756 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
5757 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
5758 (bfin_trampoline_init): Rename from initialize_trampoline;
5759 make static; update for target hook parameters.
5760 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5761 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5762 bfin_asm_trampoline_template.
5763 (INITIALIZE_TRAMPOLINE): Remove.
5765 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5766 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5767 cris_trampoline_init): New.
5768 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5769 cris_asm_trampoline_template.
5770 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5771 adjust for target hook parameters.
5773 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5775 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5776 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5777 fr30_trampoline_init): New.
5778 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5779 fr30_asm_trampoline_template.
5780 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5781 adjust for target hook parameters.
5783 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5784 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5785 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5786 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5787 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5789 * config/h8300/h8300.c (h8300_trampoline_init): New.
5790 (TARGET_TRAMPOLINE_INIT): New.
5791 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5792 to h8300_trampoline_init and adjust for hook parameters.
5794 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5795 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5796 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5797 make static; adjust for hook parameters.
5798 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5800 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5801 (TARGET_TRAMPOLINE_INIT): New.
5802 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5803 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5804 iq2000_asm_trampoline_template.
5805 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5806 (TRAMPOLINE_CODE_SIZE): New.
5807 (TRAMPOLINE_SIZE): Use it.
5808 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5810 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5811 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5812 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5813 adjust for hook parameters.
5814 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5816 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5817 (m32r_trampoline_init): New.
5818 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5819 m32r_trampoline_init.
5821 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5822 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5823 make static; update for hook parameters.
5824 * config/m68hc11/m68hc11-protos.h: Update.
5825 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5827 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5828 (TARGET_TRAMPOLINE_INIT): New.
5829 (mcore_function_value): Fix typo.
5830 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5831 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5832 to mcore_asm_trampoline_template.
5833 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5835 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5836 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5837 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5838 update for hook parameters.
5839 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5841 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5842 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5843 mips_trampoline_init): New.
5844 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5845 mips_asm_trampoline_template.
5846 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5847 update for hook parameters.
5849 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5850 (TARGET_TRAMPOLINE_INIT): New.
5851 (mmix_trampoline_size): Remove.
5852 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5853 make static. Remove out-of-date tetra vs octa comment.
5854 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5855 make static; update for hook parameters.
5856 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5857 (INITIALIZE_TRAMPOLINE): Remove.
5858 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5859 (TRAMPOLINE_ALIGNMENT): New.
5860 * gcc/config/mmix/mmix-protos.h: Update.
5862 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5863 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5864 mn10300_trampoline_init): New.
5865 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5866 mn10300_asm_trampoline_template.
5867 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5869 * config/moxie/moxie.c (moxie_static_chain,
5870 moxie_asm_trampoline_template, moxie_trampoline_init,
5871 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5872 TARGET_TRAMPOLINE_INIT): New.
5873 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5874 moxie_trampoline_init.
5875 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5876 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5878 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5879 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5880 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5881 pa_trampoline_adjust_address): New.
5882 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5883 pa_asm_trampoline_template.
5884 (TRAMPOLINE_ALIGNMENT): New.
5885 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5886 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5887 adjust for hook parameters.
5888 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5890 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5891 (TARGET_TRAMPOLINE_INIT): New.
5892 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5893 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5895 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5897 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5898 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5899 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5900 make static; adjust parameters for the hook.
5901 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5903 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5904 s390_trampoline_template; make static.
5905 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5906 make static; adjust for target hook.
5907 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5908 * config/s390/s390-protos.h: Remove trampoline decls.
5909 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5910 (TRAMPOLINE_TEMPLATE): Remove.
5911 (TRAMPOLINE_ALIGNMENT): New.
5913 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5914 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5915 (TARGET_TRAMPOLINE_INIT): New.
5916 (score_asm_trampoline_template): New.
5917 (score_trampoline_init): Rename from score_initialize_trampoline;
5918 make static; adjust for hook parameters.
5919 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5920 score[37]_asm_trampoline_template.
5921 (INITIALIZE_TRAMPOLINE): Remove.
5922 * config/score/score3.c (score3_asm_trampoline_template): New.
5923 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5924 adjust for target hook.
5925 * config/score/score7.c (score7_asm_trampoline_template): New.
5926 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5927 adjust for target hook.
5928 * config/score/score3.h, config/score/score7.h: Update.
5930 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5931 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5932 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5933 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5934 make static; adjust for target hook parameters.
5935 (sh_trampoline_adjust_address): New.
5936 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5937 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5939 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5940 (sparc32_initialize_trampoline): Rename from
5941 sparc_initialize_trampoline; make static; replace tramp parameter
5942 with m_tramp and update memory accesses.
5943 (sparc64_initialize_trampoline): Similarly.
5944 (sparc_trampoline_init): New.
5945 * config/sparc/sparc-protos.h: Remove trampoline decls.
5946 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5947 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5949 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5950 (array_to_constant): Make ARR parameter const.
5951 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5952 make static; update for hook parameters.
5953 * config/spu/spu-protos.h: Update decls.
5954 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5956 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5957 from xstormy16_initialize_trampoline; make static; update for
5959 (TARGET_TRAMPOLINE_INIT): New.
5960 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5962 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5963 (TARGET_TRAMPOLINE_INIT): New.
5964 (v850_can_eliminate): Make static.
5965 (v850_asm_trampoline_template, v850_trampoline_init): New.
5966 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5967 v850_asm_trampoline_template.
5968 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5969 and adjust for target hook parameters.
5971 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5972 (TARGET_TRAMPOLINE_INIT): New.
5973 (vax_asm_trampoline_template, vax_trampoline_init): New.
5974 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5975 vax_asm_trampoline_template.
5976 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5978 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5979 (TARGET_TRAMPOLINE_INIT): New.
5980 (xtensa_asm_trampoline_template): Rename from
5981 xtensa_trampoline_template; make static.
5982 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5983 make static; update for hook parameters.
5984 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5985 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5986 (INITIALIZE_TRAMPOLINE): Remove.
5988 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5989 error for nested functions with regparm=3.
5990 (ix86_compute_frame_layout): Adjust frame pointer offset for
5991 ix86_static_chain_on_stack.
5992 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5993 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5994 don't reset to UNITS_PER_WORD.
5995 (ix86_emit_leave): Adjust ix86_cfa_state.
5996 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5997 (ix86_static_chain): New.
5998 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5999 make static; update for target hook parameters; use ix86_static_chain.
6000 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
6001 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
6002 (INITIALIZE_TRAMPOLINE): Remove.
6003 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
6004 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
6005 to the end. Add static_chain_on_stack.
6006 (ix86_static_chain_on_stack): New.
6008 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
6009 (m68k_output_mi_thunk): Don't use static_chain_rtx.
6010 (m68k_trampoline_init): New.
6011 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
6012 m68k_trampoline_init and adjust for hook parameters.
6013 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
6014 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
6016 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6018 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
6019 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6021 * reload1.c (reload): Call wrap_constant when substituting
6022 reg for equiv inside of DEBUG_INSNs.
6025 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
6026 add_call_src_coords_attributes, add_high_low_attributes,
6027 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
6028 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
6029 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
6030 when -gdwarf-2 -gstrict-dwarf.
6031 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
6032 -gdwarf-[23] -gstrict-dwarf.
6033 (address_of_int_loc_descriptor, loc_descriptor,
6034 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
6035 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
6036 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
6038 2009-09-22 Richard Guenther <rguenther@suse.de>
6040 PR tree-optimization/41428
6041 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
6042 (ccp_finalize): Pass it to substitute_and_fold.
6044 2009-09-22 Richard Guenther <rguenther@suse.de>
6046 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
6047 (substitute_and_fold): Adjust prototype.
6048 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6049 (simplify_stmt_using_ranges): Likewise.
6050 (fold_predicate_in): Move here from tree-ssa-propagate.c.
6051 (vrp_fold_stmt): New function.
6052 (vrp_finalize): Pass it to substitute_and_fold.
6053 * tree-flow.h (vrp_evaluate_conditional): Remove.
6054 (simplify_stmt_using_ranges): Likewise.
6055 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
6056 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6057 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
6059 (fold_predicate_in): Move to tree-vrp.c.
6060 (substitute_and_fold): Use the callback instead of calling into
6061 tree-vrp.c functions directly.
6063 2009-09-22 Jakub Jelinek <jakub@redhat.com>
6065 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
6066 comparison warning on rs6000.
6069 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
6070 GIMPLE_EH_MUST_NOT_THROW cleanup.
6071 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6073 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
6076 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
6077 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
6078 LIB_SPEC for darwin10 and later since it always uses the unwinder in
6079 libSystem which is derived from the gcc 4.2.1 unwinder.
6081 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6084 * varasm.c (default_encode_section_info): Copy TLS model into
6085 sym_ref flags regardless of backend support for TLS, for all
6086 model types except TLS_MODEL_EMULATED.
6088 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
6091 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
6092 we can handle it correctly.
6094 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6096 * doc/install.texi (os2): Remove section.
6098 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
6100 * doc/standards.texi (Objective-C): Adjust two URLs.
6102 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
6104 * tree-tailcall.c (process_assignment): Don't check if a
6105 multiplication or an addition are already present.
6106 (find_tail_calls): Combine multiple additions and multiplications.
6107 (adjust_accumulator_values): Emit accumulators.
6109 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
6111 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
6112 xmm register restore.
6114 2009-09-21 Jan Hubicka <jh@suse.cz>
6116 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
6117 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
6120 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
6122 * stor-layout.c (layout_type): Remove obsolete code.
6124 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
6127 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
6129 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6132 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
6133 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
6134 (fold_builtin_2, do_mpc_arg1): Update accordingly.
6135 * fold-const.c (const_binop): Likewise.
6136 * real.h (do_mpc_arg2): Update prototype.
6138 2009-09-20 Jan Hubicka <jh@suse.cz>
6140 * dwarf2out.c (add_const_value_attribute): Return true if successful.
6141 (add_location_or_const_value_attribute): Rewrite using
6143 (tree_add_const_value_attribute): Return true if successful.
6144 (tree_add_const_value_attribute_for_decl): Likewise.
6146 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
6147 (loc_descriptor): ... here;
6148 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6149 (cst_pool_loc_descr): Break out from ...; do not reffer constant
6150 pool items that was not marked for output.
6151 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
6152 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6153 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
6154 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
6155 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
6156 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
6157 DW_OP_stack_value to get address of items that are not available
6159 (dw_loc_list): Handle single element lists correctly.
6161 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
6162 Pascal Obry <obry@adacore.com>
6164 * unwind-dw2-fde.c (classify_object_over_fdes):
6165 Cast the constant 1 to _Unwind_Ptr.
6166 (add_fdes): Likewise.
6167 (linear_search_fdes): Likewise.
6169 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
6171 * stor-layout.c (set_sizetype): Avoid useless type copy.
6173 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
6175 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
6177 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6178 * configure, config.in: Regenerate.
6179 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
6181 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
6182 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
6183 for global data if the output could be used in a shared library.
6184 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6185 to 0 if TARGET_WRITABLE_EH_FRAME.
6187 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
6189 PR rtl-optimization/39886
6190 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
6191 just when insn is equal to BB_END (bb).
6193 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
6195 * config/mips/mips.opt (mrelax-pic-calls): New option.
6196 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6198 (mips_unspec_call): Change "unspec_call" expander into this.
6199 (mips_strip_unspec_call): New function.
6200 (mips_got_load): Call mips_unspec_call instead of
6201 gen_unspec_call<mode>.
6202 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
6204 (mips_cfg_in_reorg): New function.
6205 (mips16_lay_out_constants): Use it to decide whether to call
6206 CFG-aware insn splitting.
6207 (r10k_insert_cache_barriers): Move CFG set-up code from here to
6208 mips_reorg. Move DF set-up code from here ...
6209 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
6211 (mips_reorg): Call mips_df_reorg instead of
6212 r10k_insert_cache_barriers. Move CFG set-up code here from
6213 r10k_insert_cache_barriers.
6214 (mips_call_expr_from_insn): New function.
6215 (mips_pic_call_symbol_from_set): Likewise.
6216 (mips_find_pic_call_symbol): Likewise.
6217 (mips_annotate_pic_call_expr): Likewise.
6218 (mips_get_pic_call_symbol): Likewise.
6219 (mips_annotate_pic_calls): Likewise.
6220 (mips_override_options): Disable -mrelax-pic-calls unless PIC
6222 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
6223 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
6224 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
6226 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
6227 (unspec_call<mode>): Remove it.
6228 (sibcall_internal, sibcall_value_internal,
6229 sibcall_value_multiple_internal, call_internal, call_split,
6230 call_value_internal, call_value_split,
6231 call_value_multiple_internal, call_value_multiple_split): Pass
6232 SIZE_OPNO to MIPS_CALL.
6233 (call_internal_direct, call_direct_split,
6234 call_value_internal_direct, call_value_direct_split): Pass -1 as
6235 SIZE_OPNO to MIPS_CALL.
6236 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
6237 * configure: Regenerate.
6238 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
6239 and -mno-relax-pic-calls.
6240 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
6242 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6245 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
6246 in the directory this rule is called from, rather than the
6247 toplevel 'gcc' directory, to fix in-tree build.
6249 2009-09-19 Chris Demetriou <cgd@google.com>
6251 PR preprocessor/28435:
6252 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
6253 to cpplib that the preprocessor output is needed.
6255 2009-09-19 Jakub Jelinek <jakub@redhat.com>
6257 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
6258 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
6259 *return_and_restore_fpregs_<mode>,
6260 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
6263 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
6264 instead of assuming it has always a REG inside of it.
6266 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
6268 * config/freebsd.h: Update comment on types.
6269 (WINT_TYPE): Define.
6271 2009-09-18 Jason Merrill <jason@redhat.com>
6273 * c.opt: Add -fno-deduce-init-list.
6275 2009-09-18 Neil Vachharajani <nvachhar@google.com>
6277 * value-prof.c (interesting_stringop_to_profile_p): Added output
6278 argument to indicate which parameter is the size parameter.
6279 * value-prof.c (gimple_stringop_fixed_value): Use
6280 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
6281 * value-prof.c (gimple_stringops_transform): Update call sites to
6282 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
6284 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
6287 From David Binderman <dcb314@hotmail.com>:
6288 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
6289 local variable f. Remove stale comments.
6290 (ix86_compute_frame_layout): Remove useless local variable total_size.
6291 Remove #if 0'd code.
6292 (legitimate_address_p): Remove useless local variables
6293 reason_rtx and reason.
6294 (ix86_split_copysign_const): Remove useless local variable op1.
6295 (scale_counter): Remove useless local variable piece_size_mask.
6297 2009-09-18 Jakub Jelinek <jakub@redhat.com>
6299 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
6302 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
6305 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6307 2009-09-17 Jakub Jelinek <jakub@redhat.com>
6309 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
6312 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
6314 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
6315 DW_OP_implicit_value even without dwarf_version 4.
6317 2009-09-17 Jan Hubicka <jh@suse.cz>
6319 * dwarf2out.c: Include tree-pass.h and gimple.h.
6320 (loc_list_plus_const): New function.
6321 (loc_descriptor_from_tree_1): Rename to ...
6322 (loc_descriptor_from_tree): ... remove original.
6323 (loc_list_from_tree): New function.
6324 (add_AT_location_description): Accept location list.
6325 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
6326 (concatn_mem_loc_descriptor): Remove.
6327 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
6329 (secname_for_decl): Move up.
6330 (hidden_reference_p): New function; break out from ...
6331 (loc_by_refernece): ... here; move up.
6332 (dw_loc_list): New function.
6333 (single_element_loc_list): New function.
6334 (single_element_loc_list_p): New function.
6335 (add_loc_descr_to_each): New function.
6336 (add_loc_list): New function.
6337 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
6338 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
6339 add diagnostics why expansion failed.
6340 (add_location_or_const_value_attribute): Support location lists.
6341 (add_bound_info): Likewise.
6342 (descr_info_loc): Update call of loc_descriptor_from_tree.
6343 (gen_variable_die): Work on location lists.
6344 * final.c (pass_final): Add dump file.
6345 * Makefile.in (dwarf2out.o): Add new dependencies.
6347 2009-09-17 Janis Johnson <janis187@us.ibm.com>
6350 * real.c decimal_from_integer, decimal_integer_string): New.
6351 (real_from_integer): Use them as special case for decimal float.
6352 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
6353 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
6354 Do not append zero after the decimal point in string to convert.
6356 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
6358 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
6359 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
6361 2009-09-17 Martin Jambor <mjambor@suse.cz>
6363 * common.opt (fipa-sra): New switch.
6364 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
6365 * timevar.def (TV_IPA_SRA): New timevar.
6366 * params.def (ipa-sra-ptr-growth-factor): New parameter.
6367 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
6368 * tree-sra.c: Include cgraph.c.
6369 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
6370 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
6371 and grp_not_necessarilly_dereferenced.
6372 (func_param_count): New variable.
6373 (encountered_apply_args): New variable.
6374 (bb_dereferences): New variable.
6375 (final_bbs): New variable.
6376 (no_accesses_representant): New variable.
6377 (no_accesses_p): New function.
6378 (dump_access): Dump the new fields.
6379 (sra_initialize): Set encountered_apply_args to false.
6380 (get_ssa_base_param): New function.
6381 (mark_parm_dereference): New function.
6382 (create_access): Caring for INIDRECT_REFs and different handling of
6383 varialble length accesses in early IPA SRA. Store the stmt - a new
6384 parameter - to the new access.
6385 (build_access_from_expr_1): New parameter stmt, passed to
6386 create_access. Handle INDIRECT_REFs.
6387 (build_access_from_expr): Pass the current statement to
6388 build_access_from_expr_1.
6389 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
6391 (build_accesses_from_assign): Pass the current statement to
6392 build_access_from_expr_1. Do not create assign links in IPA-SRA.
6393 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
6394 final_bbs when necessary. Check for calls to __builtin_apply_args.
6395 Fixup EH info if anythng was changed.
6396 (is_unused_scalar_param): New function.
6397 (ptr_parm_has_direct_uses): New function.
6398 (find_param_candidates): New function.
6399 (mark_maybe_modified): New function.
6400 (analyze_modified_params): New function.
6401 (propagate_dereference_distances): New function.
6402 (dump_dereferences_table): New function.
6403 (analyze_caller_dereference_legality): New function.
6404 (unmodified_by_ref_scalar_representative): New function.
6405 (splice_param_accesses): New function.
6406 (decide_one_param_reduction): New function.
6407 (enum ipa_splicing_result): New type.
6408 (splice_all_param_accesses): New function.
6409 (get_param_index): New function.
6410 (turn_representatives_into_adjustments): New function.
6411 (analyze_all_param_acesses): New function.
6412 (get_replaced_param_substitute): New function.
6413 (get_adjustment_for_base): New function.
6414 (replace_removed_params_ssa_names): New function.
6415 (sra_ipa_reset_debug_stmts): New function.
6416 (sra_ipa_modify_expr): New function.
6417 (sra_ipa_modify_assign): New function.
6418 (convert_callers): New function.
6419 (modify_function): New function.
6420 (ipa_sra_preliminary_function_checks): New function.
6421 (ipa_early_sra): New function.
6422 (ipa_early_sra_gate): New function.
6423 (pass_early_ipa_sra): New variable.
6424 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
6426 2009-09-17 Michael Matz <matz@suse.de>
6429 * tree.c (build_type_attribute_qual_variant): Export.
6430 * tree.h (build_type_attribute_qual_variant): Declare.
6431 * tree-inline.c (remap_type_1): Use it to build variants with
6432 the original qualifiers and attributes.
6434 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6436 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
6437 without a fallthrough edge.
6439 2009-09-16 DJ Delorie <dj@redhat.com>
6441 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
6442 chip and ignore the "fast_interrupt" attribute if so.
6444 2009-09-16 Richard Henderson <rth@redhat.com>
6447 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
6450 2009-09-16 Richard Henderson <rth@redhat.com>
6453 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
6454 is set only if DECL_NO_STATIC_CHAIN is unset.
6455 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
6456 (FOR_EACH_NEST_INFO): New.
6457 (walk_all_functions): Use it.
6458 (finalize_nesting_tree): Likewise.
6459 (unnest_nesting_tree): Likewise.
6460 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
6461 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
6462 (convert_gimple_call): Early out if gimple_call_chain already set.
6463 (convert_all_function_calls): Iterate until no new functions
6464 require a static chain.
6465 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
6466 when building a trampoline. Use dump_function_to_file instead
6468 (lower_nested_functions): Open dump_file. Validate that decls
6469 that have DECL_NO_STATIC_CHAIN from the front end don't have that
6470 bit reset by this pass.
6472 2009-09-16 Michael Matz <matz@suse.de>
6475 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
6476 shorten decl_common_unused.
6477 (DECL_RESTRICTED_P): New accessor.
6478 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
6479 to disambiguate marked decls and restrict pointers.
6481 2009-09-16 Richard Henderson <rth@redhat.com>
6484 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
6486 2009-09-16 Jakub Jelinek <jakub@redhat.com>
6488 * integrate.c (set_block_abstract_flags): Call
6489 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
6491 2009-09-16 Richard Guenther <rguenther@suse.de>
6494 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
6497 2009-09-16 DJ Delorie <dj@redhat.com>
6498 Kaz Kojima <kkojima@gcc.gnu.org>
6500 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
6501 (sh_expand_prologue): Update calls to output_stack_adjust.
6502 (sh_expand_epilogue): Likewise.
6504 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
6507 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
6508 trying to limit the extent of searches in the insn stream.
6510 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
6511 Jakub Jelinek <jakub@redhat.com>
6515 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
6517 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
6518 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
6519 (rs6000_savres_strategy): Always save FP registers inline if the
6520 target doesn't support hardware double-precision. Set the above
6521 bits in return value when needed.
6522 (rs6000_savres_routine_sym): Fix computation for cache selector.
6523 Mark the generated symbol as a function. Rename exitp argument to
6524 lr. Move code for determining the name of the symbol...
6525 (rs6000_savres_routine_name): ...here. New function. Add cases for
6526 getting the names right on AIX and 64-bit Linux.
6527 (savres_routine_name): New variable.
6528 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
6529 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
6530 on what the target routine uses as a base register. If savep && lr
6531 describe saving of r0 into memory slot.
6532 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
6533 line calls for AIX ABI.
6534 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
6535 determine FP save/restore functions.
6536 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
6537 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
6539 (rs6000_emit_epilogue): Adjust computation of restore_lr.
6540 Duplicate restoration of LR and execute the appropriate one
6541 depending on whether GPRs are being restored inline. Set r11 from
6542 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
6543 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
6544 Fix out of line calls for AIX ABI.
6545 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
6547 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
6549 (*restore_gpregs_spe): Likewise.
6550 (*return_and_restore_gpregs_spe): Likewise.
6551 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6552 Define to empty string unconditionally.
6553 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
6554 Define to empty string unconditionally.
6555 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
6558 2009-09-15 Jan Hubicka <jh@suse.cz>
6560 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
6561 * params.def (inline-insns-auto): Likewise.
6563 2009-09-15 Martin Jambor <mjambor@suse.cz>
6565 * ipa-inline.c (estimate_function_body_sizes): Dump info about
6566 individual statements only at TDF_DETAILS dump level. Format
6567 source for 80 characters per line.
6569 2009-09-15 Christian Bruel <christian.bruel@st.com>
6571 * regrename.c (do_replace): Update REG_DEAD notes.
6573 2009-09-15 Revital Eres <eres@il.ibm.com>
6575 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
6576 * targhooks.c (default_builtin_support_vector_misalignment):
6577 New builtin function.
6578 * targhooks.h (default_builtin_support_vector_misalignment):
6580 * target.h (builtin_support_vector_misalignment):
6581 New field in struct gcc_target.
6582 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
6583 new builtin function.
6584 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
6586 * config/rs6000/rs6000.c
6587 (rs6000_builtin_support_vector_misalignment): New function.
6588 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
6590 2009-09-15 Jie Zhang <jie.zhang@analog.com>
6592 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
6594 (bfin_optimize_loop): Likewise.
6595 (bfin_gen_bundles): Likewise.
6596 (workaround_speculation): Likewise.
6597 (find_load): Return NULL_RTX for debug_insn.
6599 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
6601 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
6604 2009-09-14 DJ Delorie <dj@redhat.com>
6606 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
6607 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
6610 2009-09-14 Richard Henderson <rth@redhat.com>
6611 Jakub Jelinek <jakub@redhat.com>
6613 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
6614 * cfgbuild.c (make_edges): Handle asm goto.
6615 * cfglayout.c (fixup_reorder_chain): Likewise.
6616 * cfgrtl.c (patch_jump_insn): Likewise.
6617 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
6618 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
6619 (gimple_build_asm_vec): Add and use labels parameter.
6620 (gimple_build_asm): Remove.
6621 (walk_gimple_asm): Walk labels too.
6622 * gimple.def (GIMPLE_ASM): Update docs.
6623 * gimple.h: Update decls.
6624 (struct gimple_statement_asm): Change nc to use unsigned char;
6626 (gimple_asm_nlabels): New.
6627 (gimple_asm_label_op, gimple_asm_set_label_op): New.
6628 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
6629 into gimple_build_asm_vec.
6630 * jump.c (mark_jump_label_asm): New.
6631 (mark_jump_label): Use it.
6632 (redirect_jump_1): Handle asm goto.
6633 (invert_jump_1): Soft fail if X is null.
6634 * recog.c (extract_asm_operands): New.
6635 (asm_noperands): Use it; handle asm labels.
6636 (decode_asm_operands): Use extract_asm_operands.
6637 (asm_operand_ok): Properly handle empty string.
6638 * reg-stack.c (get_asm_operands_in_out): Rename from
6639 get_asm_operand_n_inputs; use extract_asm_operands; return both
6640 inputs and outputs by reference; update all callers.
6641 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
6642 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
6643 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
6644 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
6645 (extract_asm_operands): Declare.
6646 * stmt.c (expand_asm_operands): Add and use labels parameter.
6647 (check_unique_operand_names): Likewise.
6648 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
6649 (expand_asm_stmt): Handle asm labels.
6650 * tree-cfg.c (make_gimple_asm_edges): New.
6651 (make_edges): Use it.
6652 (cleanup_dead_labels): Handle asm labels.
6653 (is_ctrl_altering_stmt): Likewise.
6654 (gimple_redirect_edge_and_branch): Likewise.
6655 * tree.def (ASM_EXPR): Add 5th operand.
6656 * tree.h (ASM_LABELS): New.
6657 (resolve_asm_operand_names): Update decl.
6659 * c-parser.c (c_parser_asm_statement): Parse asm goto.
6660 (c_parser_asm_goto_operands): New.
6661 * c-tree.h (build_asm_expr): Update decl.
6662 * c-typeck.c (build_asm_expr): Add and use labels parameter.
6663 * doc/extend.texi: Document asm goto.
6665 2009-09-14 Richard Henderson <rth@redhat.com>
6667 * except.h: Update declarations.
6668 (struct pointer_map_t): Forward declare.
6669 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
6670 (struct eh_landing_pad_d, eh_landing_pad): New.
6671 (struct eh_catch_d, eh_catch): New.
6672 (struct eh_region_d): Remove next_region_sharing_label, aka,
6673 label, tree_label, landing_pad, post_landing_pad, resume,
6674 may_contain_throw. Rename region_number to index. Remove
6675 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
6676 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
6677 (VEC(eh_landing_pad,gc)): New.
6678 (struct eh_status): Remove last_region_number. Add lp_array,
6679 throw_stmt_table, ttype_data, ehspec_data.
6680 (ehr_next, FOR_ALL_EH_REGION_AT): New.
6681 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
6682 * except.c (lang_protect_cleanup_actions): Return tree.
6683 (struct ehl_map_entry): Remove.
6684 (init_eh_for_function): Push zero entries for region and lp_array.
6685 (gen_eh_region): Add to region_array immediately.
6686 (gen_eh_region_catch): Operate on eh_catch objects.
6687 (gen_eh_landing_pad): New.
6688 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
6689 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
6690 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
6691 (get_eh_landing_pad_from_number_fn): New.
6692 (get_eh_landing_pad_from_number): New.
6693 (get_eh_region_from_lp_number_fn): New.
6694 (get_eh_region_from_lp_number): New.
6695 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
6696 (get_exception_pointer, get_exception_filter): Remove.
6697 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
6698 (current_function_has_exception_handlers): Simplify.
6699 (bring_to_root, eh_region_replaceable_by_p): Remove.
6700 (replace_region, hash_type_list, hash_eh_region): Remove.
6701 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
6702 (label_to_region_map, num_eh_regions): Remove.
6703 (get_next_region_sharing_label, must_not_throw_labels): Remove.
6704 (find_exception_handler_labels): Remove.
6705 (duplicate_eh_regions_0, find_prev_try): Remove.
6706 (struct duplicate_eh_regions_data): New.
6707 (duplicate_eh_regions_1): Rewrite.
6708 (duplicate_eh_regions): Return a pointer map instead of an
6710 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
6711 (redirect_eh_edge_to_label): Remove.
6712 (eh_region_outermost): Rewrite using eh_region pointers
6713 instead of integers.
6714 (add_ttypes_entry): Update for ttype_data move to eh_status.
6715 (add_ehspec_entry): Rewrite with VEC instead of varray.
6716 (assign_filter_values): Likewise. Export.
6717 (build_post_landing_pads, connect_post_landing_pads): Remove.
6718 (dw2_build_landing_pads): Rewrite to use lp_array.
6719 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
6720 (sjlj_assign_call_site_values): Rewrite to use lp_array.
6721 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
6722 (sjlj_mark_call_sites): Update for landing pad numbers.
6723 (finish_eh_generation): Rewrite.
6724 (gate_handle_eh): Do nothing for no eh tree.
6725 (pass_rtl_eh): Move up near finish_eh_generation.
6726 (remove_eh_landing_pad): New.
6727 (remove_eh_handler): Export.
6728 (remove_eh_region, remove_eh_handler_and_replace): Remove.
6729 (for_each_eh_label): Rewrite to use lp_array.
6730 (make_reg_eh_region_note): New.
6731 (make_reg_eh_region_note_nothrow_nononlocal): New.
6732 (insn_could_throw_p): New.
6733 (copy_reg_eh_region_note_forward): New.
6734 (copy_reg_eh_region_note_backward): New.
6735 (check_handled, add_reachable_handler): Remove.
6736 (reachable_next_level, foreach_reachable_handler): Remove.
6737 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
6738 (get_eh_region_and_lp_from_rtx): New.
6739 (get_eh_region_from_rtx): New.
6740 (can_throw_internal_1, can_throw_external_1): Remove.
6741 (can_throw_internal): Use get_eh_region_from_rtx.
6742 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
6743 (insn_nothrow_p, can_nonlocal_goto): New.
6744 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
6745 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
6746 (add_action_record): Use VEC not varray.
6747 (collect_one_action_chain): Update for eh_region changes.
6748 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
6749 Use get_eh_region_and_lp_from_rtx.
6750 (gate_convert_to_eh_region_ranges): New.
6751 (pass_convert_to_eh_region_ranges): Use it.
6752 (push_uleb128, push_sleb128): Use VEC not varray.
6753 (output_one_function_exception_table): Likewise.
6754 (dump_eh_tree): Update for eh_region changes.
6755 (verify_eh_tree): Likewise.
6756 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
6757 * tree-eh.c: Include target.h.
6758 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6759 Don't disallow GIMPLE_RESX; adjust argument check.
6760 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6761 (record_stmt_eh_region): Update for landing pad numbers;
6762 generate a landing pad if necessary.
6763 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6764 (remove_stmt_from_eh_lp_fn): Similarly.
6765 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6766 Update for lp numbers; don't special case missing throw_stmt_table.
6767 (lookup_expr_eh_lp): Similarly.
6768 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6769 (eh_seq, eh_region_may_contain_throw): New.
6770 (struct leh_state): Add ehp_region.
6771 (struct leh_tf_state): Remove eh_label.
6772 (emit_post_landing_pad): New.
6773 (emit_resx, emit_eh_dispatch): New.
6774 (note_eh_region_may_contain_throw): New.
6775 (frob_into_branch_around): Take eh_region not eh label;
6776 emit eh code into eh_seq.
6777 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6778 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6779 lower_eh_must_not_throw. Emit code to eh_seq.
6780 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6781 (lower_try_finally_onedest): Likewise.
6782 (lower_try_finally_copy): Likewise.
6783 (lower_try_finally_switch): Likewise.
6784 (lower_try_finally): Initialize ehp_region.
6785 (lower_catch): Update for eh_catch objects.
6786 (lower_eh_filter): Don't handle must_not_throw.
6787 (lower_eh_must_not_throw): New.
6788 (lower_cleanup): Don't set eh_label.
6789 (lower_eh_constructs_2): Resolve eh builtins.
6790 Handle GIMPLE_EH_MUST_NOT_THROW.
6791 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6792 Add eh_seq to the end of the function body.
6793 (make_eh_dispatch_edges): New.
6794 (make_eh_edge): Remove.
6795 (make_eh_edges): Simplify for landing pads.
6796 (redirect_eh_edge_1): New.
6797 (redirect_eh_edge): Use it.
6798 (redirect_eh_dispatch_edge): New.
6799 (stmt_could_throw_p): Use a switch. Allow RESX.
6800 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6801 (stmt_can_throw_internal): Likewise.
6802 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6803 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6804 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6805 (gate_refactor_eh): New.
6806 (pass_refactor_eh): Use it.
6807 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6808 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6809 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6810 (remove_unreachable_handlers): Rename from
6811 tree_remove_unreachable_handlers; rewrite for landing pads;
6812 call remove_eh_handler directly.
6813 (remove_unreachable_handlers_no_lp): New.
6814 (unsplit_eh, unsplit_all_eh): New.
6815 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6816 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6817 (cleanup_empty_eh_unsplit): New.
6818 (cleanup_empty_eh): Rewrite.
6819 (cleanup_all_empty_eh): New.
6820 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6821 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6822 (gate_cleanup_eh): New.
6823 (pass_cleanup_eh): Use it.
6824 (verify_eh_edges): Move later in file. Expect one EH edge.
6825 (verify_eh_dispatch_edge): New.
6827 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6828 (gtype-desc.o): Add TARGET_H.
6829 (tree.o): Use EXCEPT_H, not except.h.
6830 (cfgbuild.o): Add EXPR_H.
6831 (GTFILES): Add vecprim.h.
6832 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6833 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6834 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6835 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6836 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6837 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6838 calls to can_throw_internal.
6839 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6840 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6841 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6842 (expand_gimple_stmt): Use make_reg_eh_region_note.
6843 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6844 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6845 or find_exception_handler_labels.
6846 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6847 there is exacly one EH edge. Use can_nonlocal_goto and
6849 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6850 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6851 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6852 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6853 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6854 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6855 * dse.c (scan_insn): Use insn_could_throw_p.
6856 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6857 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6858 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6859 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6860 EXC_PTR_EXPR or FILTER_EXPR.
6861 (tree_expr_nonzero_warnv_p): Likewise.
6862 * function.h: Include vecprim.h, not varray.h
6863 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6864 move ttype_data and ehspec_data members to struct eh_status; change
6865 action_record_data member to a VEC.
6866 * gcse.c (hash_scan_set): Use can_throw_internal.
6867 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6868 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6869 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6870 (block_may_fallthru): Don't handle RESX_EXPR.
6871 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6872 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6873 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6874 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6875 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6876 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6877 (gimple_size): Likewise.
6878 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6879 (gimple_build_resx): Use gimple_build_with_ops.
6880 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6881 (is_gimple_val): Likewise.
6882 (is_gimple_stmt): Remove RESX_EXPR.
6883 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6884 (GIMPLE_RESX): Reorder with other EH constructs.
6885 * gimple.h (struct gimple_statement_eh_mnt): New.
6886 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6887 (gimple_eh_filter_must_not_throw): Remove.
6888 (gimple_eh_filter_set_must_not_throw): Remove.
6889 (gimple_eh_must_not_throw_fndecl): New.
6890 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6891 (is_gimple_resx): New.
6892 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6893 Don't copy EH_FILTER_MUST_NOT_THROW.
6894 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6895 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6896 handle must_not_throw_labels specially.
6897 * ipa-pure-const.c (check_call): Update debug statement for LP.
6898 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6899 * ipa-utils.c (get_base_var): Likewise.
6900 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6901 * lower-subreg.c (move_eh_region_note): Remove.
6902 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6903 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6904 (create_task_copyfn): Likewise.
6905 (maybe_catch_exception): Use gimple_build_eh_filter.
6906 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6907 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6908 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6909 and pass_lower_resx.
6910 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6911 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6912 can_throw_internal, can_nonlocal_goto.
6913 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6914 copy_reg_eh_region_note_forward.
6915 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6916 (emit_output_reload_insns): Likewise.
6917 (copy_eh_notes): Remove.
6918 * rtl.def (RESX): Remove.
6919 * rtl.h: Update declarations.
6920 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6921 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6922 (update_eh_label): Remove.
6923 (cleanup_dead_labels_eh): New.
6924 (cleanup_deal_labels): Use it instead of update_eh_label.
6925 (gimple_merge_blocks): Update landing pad data structure when
6926 removing a landing pad label.
6927 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6928 test; handle GIMPLE_EH_MUST_NOT_THROW.
6929 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6930 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6931 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6932 (verify_stmt): Likewise. Verify landing pads.
6933 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6934 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6935 (struct move_stmt_d): Add eh_map.
6936 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6937 (move_stmt_r): Remap eh region numbers in builtin calls,
6938 resx and eh_dispatch.
6939 (move_block_to_fn): Remove eh_offset parameter. Use
6940 maybe_duplicate_eh_stmt_fn.
6941 (find_outermost_region_in_block): Operate on eh_region pointers
6942 instead of region numbers.
6943 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6944 duplicate_eh_regions.
6945 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6946 test earlier. Disallow EH landing pads.
6947 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6948 * tree-flow.h: Update declarations.
6949 (struct tree_ann_common_d): Replace rn with lp_nr.
6950 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6951 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6952 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6953 resx and eh_dispatch.
6954 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6955 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6956 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6957 from duplicate_eh_regions.
6958 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6959 update RESX; handle EH_DISPATCH.
6960 (expand_call_inline): Set eh_lp_nr, not eh_region.
6961 (maybe_inline_call_in_expr): Likewise.
6962 * tree-inline.h (struct copy_body_data): Replace eh_region with
6963 eh_lp_nr, eh_region_offset with eh_map.
6964 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6965 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6966 * tree-pretty-print.c (dump_generic_node): Don't handle
6967 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6968 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6969 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6970 EXC_PTR_EXPR, FILTER_EXPR.
6971 * tree-ssa-operands.c (get_expr_operands): Likewise.
6972 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6973 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6974 (ao_ref_init_from_vn_reference): Likewise.
6975 * tree-ssa-sink.c (statement_sink_location): Likewise.
6976 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6977 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6978 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6979 EXC_PTR_EXPR, FILTER_EXPR.
6980 (is_exception_related): Remove.
6981 (compute_avail): Don't call it.
6982 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6983 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6984 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6985 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6987 (build_resx): Remove.
6988 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6989 * tree.h: Update declarations.
6990 (EH_FILTER_MUST_NOT_THROW): Remove.
6991 (struct tree_label_decl): Add eh_landing_pad_nr.
6992 (EH_LANDING_PAD_NR): New.
6993 * value-prof.c (gimple_ic): Tidy variable names. Update for
6994 landing pad numbers.
6995 (gimple_stringop_fixed_value): Tidy variable names. Assert
6996 that neither call stmt can throw.
6997 * vecprim.h (uchar): New.
6998 (VEC(uchar,heap), VEC(uchar,gc)): New.
7000 * c-common.c (c_define_builtins): Update call to
7001 build_common_builtin_nodes.
7002 * c-parser.c (c_parse_file): Don't call
7003 default_init_unwind_resume_libfunc.
7005 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
7007 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
7008 (mips_cprestore_address_p): Likewise.
7009 (mips_save_gp_to_cprestore_slot): Likewise.
7010 (mips_restore_gp): Rename to...
7011 (mips_restore_gp_from_cprestore_slot): ...this.
7012 (mips_must_initialize_gp_p): Declare.
7013 (mips_emit_save_slot_move): Likewise.
7014 (mips_output_load_label): Return nothing.
7015 (mips_eh_uses): Declare.
7016 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
7017 (TARGET_CPRESTORE_DIRECTIVE): New macro.
7018 (TARGET_ABSOLUTE_JUMPS): Likewise.
7019 (EH_USES): Likewise.
7020 (FIRST_PSEUDO_REGISTER): Update comment.
7021 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
7022 (MIPS_CALL): ...here.
7023 (REGISTER_NAMES): Add $cprestore.
7024 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
7025 Add load_label_length, has_inflexible_gp_insn_p,
7026 has_flexible_gp_insn_p, must_initialize_gp_p and
7027 must_restore_gp_when_clobbered_p.
7028 (mips_expand_call): Don't generate split instructions here.
7029 (mips_split_call): Update the call to mips_restore_gp after
7030 the above name change.
7031 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
7032 (mips_find_gp_ref): New function.
7033 (mips_insn_has_inflexible_gp_ref_p): Likewise.
7034 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
7035 (mips_insn_has_flexible_gp_ref_p): Likewise.
7036 (mips_cfun_has_flexible_gp_ref_p): Likewise.
7037 (mips_function_has_gp_insn): Delete.
7038 (mips_global_pointer): Drop the df_regs_ever_live_p check.
7039 Use the new functions above. Only return INVALID_REGNUM
7040 for TARGET_ABSOLUTE_JUMPS.
7041 (mips_must_initialize_gp_p): New function.
7042 (mips_get_cprestore_base_and_offset): New function, extracted from...
7043 (mips_cprestore_slot): ...here. Take a bool parameter.
7044 (mips_cfun_has_cprestore_slot_p): New function.
7045 (mips_cprestore_address_p): Likewise.
7046 (mips_save_gp_to_cprestore_slot): Likewise.
7047 (mips_restore_gp): Rename to...
7048 (mips_restore_gp_from_cprestore_slot): ...this. Assert
7049 epilogue_completed. Update the call to mips_cprestore_slot.
7050 Test cfun->machine->must_restore_gp_when_clobbered_p.
7051 (mips_direct_save_slot_move_p): New function.
7052 (mips_emit_save_slot_move): Likewise.
7053 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
7054 of cfun->machine->global_pointer.
7055 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
7056 (mips_save_reg): Use mips_emit_save_slot_move.
7057 (mips_expand_prologue): Set must_initialize_gp_p.
7058 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
7059 for all cprestore saves. Emit a use_cprestore instruction after
7060 setting up the cprestore slot.
7061 (mips_restore_reg): Use mips_emit_save_slot_move.
7062 (mips_process_load_label): New function.
7063 (mips_load_label_length): Likewise.
7064 (mips_output_load_label): Don't return asm: output it here instead.
7065 Use mips_process_load_label.
7066 (mips_adjust_insn_length): Adjust the length of branch instructions
7067 that have length MAX_PIC_BRANCH_LENGTH.
7068 (mips_output_conditional_branch): Update the call to
7069 mips_output_load_label. Assume the branch target is OPERANDS[0]
7070 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
7071 (mips_output_order_conditional_branch): Swap the meaning of
7072 OPERANDS[0] and OPERANDS[1].
7073 (mips_variable_issue): Don't count ghost instructions.
7074 (mips_expand_ghost_gp_insns): New function.
7075 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
7076 (mips_output_mi_thunk): Set must_initialize_gp_p.
7077 (mips_eh_uses): New function.
7078 * config/mips/predicates.md (cprestore_save_slot_operand)
7079 (cprestore_load_slot_operand): New predicates.
7080 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
7081 (UNSPEC_MOVE_GP): Likewise.
7082 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
7083 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
7084 (CPRESTORE_SLOT_REGNUM): New register.
7085 (MAX_PIC_BRANCH_LENGTH): New constant.
7086 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
7087 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
7088 branches. Fix commentary.
7089 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
7090 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
7091 Change type to "ghost".
7092 (loadgp_absolute_<mode>): Likewise.
7093 (loadgp_rtp_<mode>): Likewise.
7094 (copygp_mips16): Likewise.
7095 (loadgp_blockage): Remove redundant mode attribute.
7096 (potential_cprestore): New instruction.
7097 (cprestore): Turn into an unspec set.
7098 (use_cprestore): New instruction.
7099 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
7100 (*branch_fp_inverted): Likewise.
7101 (*branch_order<mode>): Likewise.
7102 (*branch_order<mode>_inverted): Likewise.
7103 (*branch_equality<mode>): Likewise.
7104 (*branch_equality<mode>_inverted): Likewise.
7105 (*branch_bit<bbv><mode>): Likewise.
7106 (*branch_bit<bbv><mode>_inverted): Likewise.
7107 (*branch_equality<mode>_mips16): Remove redundant mode.
7108 (jump): Turn into a define_expand.
7109 (*jump_absolute): New instruction.
7110 (*jump_pic): Likewise.
7111 (*jump_mips16): Rename previously-unnamed pattern. Remove
7112 redundant mode attribute.
7113 (restore_gp): Split on epilogue_completed rather than
7114 reload_completed. Change type to "ghost".
7115 (move_gp<mode>): New instruction.
7116 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
7117 Remove redundant mode attribute.
7118 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
7119 (bc1any4f, bc1any2t, bc1any2f): Likewise.
7120 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
7122 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7125 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
7126 are returned in the same register (vs34 or v2) that Altivec vector
7127 types are returned in.
7128 (rs6000_libcall_value): Ditto.
7131 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
7132 instead of explicit addsi3/adddi3 calls.
7133 (rs6000_split_multireg_move): Ditto.
7134 (rs6000_emit_allocate_stack): Ditto.
7135 (rs6000_emit_prologue): Ditto.
7136 (rs6000_output_mi_thunk): Ditto.
7138 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
7139 size is 64 bits if we can use 64-bit registers.
7141 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
7143 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
7146 From Jie Zhang <jie.zhang@analog.com>:
7147 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
7148 save FP and RETS with saveall attribute.
7149 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
7150 with saveall attribute.
7152 * config/bfin/bfin.c (bfin_expand_builtin,
7153 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
7156 From Jie Zhang <jie.zhang@analog.com>:
7157 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
7158 before use in two places.
7159 * config/bfin/bfin.md (AREG): Define mode iterator.
7160 (reload_in, reload_out): Use mode iterator AREG.
7162 2009-09-14 Richard Guenther <rguenther@suse.de>
7165 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
7166 EH personality path.
7168 2009-09-13 Richard Guenther <rguenther@suse.de>
7169 Rafael Avila de Espindola <espindola@google.com>
7171 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
7172 (LANG_HOOKS_EH_PERSONALITY): Likewise.
7173 (LANG_HOOKS_INITIALIZER): Adjust.
7174 (lhd_pass_through_t): Declare.
7175 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
7177 * langhooks.c (lhd_pass_through_t): New function.
7178 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
7179 dwarf2out_begin_prologue): Use personality from current_function_decl.
7180 * expr.h (get_personality_function): Declare.
7181 * expr.c (get_personality_function): New function.
7182 (build_personality_function): Likewise.
7183 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
7184 (eh_personality_libfunc): Remove.
7185 * optabs.c (build_libfunc_function): New function split out from ...
7186 (init_one_libfunc): ... here.
7187 * tree.h (DECL_FUNCTION_PERSONALITY): New.
7188 (tree_function_decl): Add personality.
7189 (lhd_gcc_personality): Declare.
7190 (build_personality_function): Likewise.
7191 * tree.c (gcc_eh_personality_decl): New.
7192 (lhd_gcc_personality): New function.
7193 * except.h (lang_eh_runtime_type): Remove.
7194 (enum eh_personality_kind): New.
7195 (build_personality_function): Declare.
7196 (function_needs_eh_personality): Declare.
7197 * except.c (lang_eh_runtime_type): Remove.
7198 (function_needs_eh_personality): New function.
7199 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
7200 (sjlj_emit_function_enter, output_function_exception_table):
7201 Use personality from current_function_decl.
7202 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
7203 * tree-inline.c (tree_can_inline_p): Do not inline across different
7205 (expand_call_inline): Likewise. Adjust the callers EH personality.
7206 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
7207 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
7208 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
7209 (c-parser.o): Likewise
7210 * c-tree.h (c_eh_initialized_p): Remove.
7211 (c_maybe_initialize_eh): Likewise.
7212 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
7213 (finish_decl): Don't call c_maybe_initialize_eh.
7214 (c_eh_initialized_p): Remove.
7215 (c_maybe_initialize_eh): Likewise.
7216 * c-parser.c (c_parser_omp_construct): Likewise.
7217 (c_parse_file): Initialize exception handling.
7219 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
7221 * config.gcc (tm_file): Remove i386/biarch32.h
7222 for i?86-w64-mingw* case.
7223 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
7225 * config.host: Set for x64 mingw the option
7226 use_long_long_for_widest_fast_int to yes.
7228 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
7230 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
7231 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
7232 (dbxout_begin_function): Likewise.
7233 * final.c (dwarf2_debug_info_emitted_p): New predicate.
7234 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
7235 set on the function.
7236 (final_end_function): Likewise.
7237 (final_scan_insn): Likewise.
7238 (rest_of_handle_final): Likewise.
7239 * varasm.c (assemble_start_function): Likewise.
7240 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7242 2009-09-12 Jason Merrill <jason@redhat.com>
7244 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
7245 * opts.c (common_handle_option): constify.
7247 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7249 * doc/install.texi (avr): Remove obsolete reference site.
7251 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
7253 * doc/install.texi (Binaries): Adjust AIX link.
7255 2009-09-12 Akim Demaille <demaille@gostai.com>
7257 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
7258 Use an imperative sentence.
7260 2009-09-11 Richard Henderson <rth@redhat.com>
7262 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
7263 structure-name and has-tree-operands arguments; update all entries.
7264 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
7266 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
7267 (gsstruct_code_size): New.
7268 (gss_for_code_): New.
7269 (gss_for_code): Remove.
7270 (gimple_size): Rewrite using gsstruct_code_size.
7271 (gimple_statement_structure): Move to gimple.h.
7272 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
7273 (gss_for_code, gimple_statement_structure): New.
7274 (gimple_ops): Use new arrays; tidy.
7276 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7278 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
7279 operand to be a PLUS expression.
7280 * config/pa/pa.c (pa_secondary_reload): Likewise.
7282 2009-09-11 Jakub Jelinek <jakub@redhat.com>
7284 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
7286 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
7289 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7291 From Jie Zhang <jie.zhang@analog.com>:
7292 * doc/extend.texi (node Function Attributes): Document l2
7294 (node Blackfin Variable Attributes): Document l2 variable attributes.
7296 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
7298 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
7299 to match the system compiler's configuration at inflection point.
7300 Add comment to remark a remaining difference with system compiler.
7302 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
7303 * configure: Regenerate.
7305 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
7307 From Jie Zhang <jie.zhang@analog.com>:
7308 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
7309 (bfin_handle_l2_attribute): New.
7310 (bfin_attribute_table): Add l2 attribute.
7312 2009-09-11 Michael Matz <matz@suse.de>
7315 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
7316 on the local_decls list.
7318 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
7322 * cselib.c (cselib_expand_value_rtx_cb): Document callback
7324 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
7325 for VALUEs, to implement the documented interface.
7326 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
7327 Adjust for VALUEs and anything else, to implement the
7328 documented interface.
7330 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
7332 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
7333 with actual SPE/paired vector modes before using 64-bit alignment.
7334 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
7336 2009-09-10 DJ Delorie <dj@redhat.com>
7338 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
7341 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
7342 * config/mep/mep.c (mep_legitimate_constant_p): New.
7343 * config/mep/mep-protos.h: Prototype it.
7345 2009-09-10 Richard Henderson <rth@redhat.com>
7347 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
7349 2009-09-10 Jason Merrill <jason@redhat.com>
7351 * tree.c (chain_index): New fn.
7352 * tree.h: Declare it.
7354 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7356 * config/sol2-c.c (cmn_err_length_specs): Initialize
7357 scalar_identity_flag.
7359 2009-09-10 Richard Henderson <rth@redhat.com>
7361 * tree.h (struct tree_decl_common): Move align member earlier;
7362 move label_decl_uid member ...
7363 (struct tree_label_decl): ... here.
7364 (LABEL_DECL_UID): Update to match.
7366 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
7369 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
7370 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
7372 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
7373 dest_prev if the edge is complex.
7375 * tree-cfg.c (is_ctrl_stmt): Use a switch.
7377 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
7378 loop latch tests earlier.
7380 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
7381 before GIMPLE_RETURN, not after its predecessor; insert
7384 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
7385 gimple_seq_empty_p to test for no PHI nodes.
7386 * tree-cfg.c (split_critical_edges): Likewise.
7388 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
7390 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7392 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
7393 introduced by the VTA branch merge.
7395 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7397 * ira-conflicts.c: Use fputs or putc instead of fprintf
7401 * tree-switch-conversion.c: Ditto.
7403 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
7405 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
7406 introduced by the VTA branch merge.
7408 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
7411 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7413 PR rtl-optimization/39779
7414 * expr.c (convert_modes): Return when mode == oldmode after
7415 CONST_INTs are processed.
7417 2009-09-10 Nick Clifton <nickc@redhat.com>
7419 * config/mep/mep.c (mep_encode_section_info): Copy weakness
7420 attribute and referring decl when creating renamed symbol.
7422 2009-09-10 Richard Guenther <rguenther@suse.de>
7425 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
7427 (cgraph_finalize_compilation_unit): Compute reachability
7428 before emitting thunks. Properly process aliases before
7429 possibly removing unreachable nodes.
7431 2009-09-10 Richard Guenther <rguenther@suse.de>
7434 * tree.c (struct free_lang_data_d): Add worklist member.
7435 (find_decls_types_r): Push onto the worklist instead of recursing.
7436 Handle TREE_BINFOs properly.
7437 (find_decls_types): New function wrapped around find_decls_types_r
7438 to process the worklist.
7439 (find_decls_types_in_eh_region): Use it.
7440 (find_decls_types_in_node): Likewise.
7441 (find_decls_types_in_var): Likewise.
7442 (free_lang_data_in_cgraph): Likewise. Free the worklist.
7443 * tree.h (RECORD_OR_UNION_TYPE_P): New.
7444 (AGGREGATE_TYPE_P): Adjust.
7446 2009-09-09 Jason Merrill <jason@redhat.com>
7448 * configure.ac: Check glibc version even if we have an in-tree
7451 2009-09-09 Anthony Green <green@moxielogic.com>
7453 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
7454 the constant 0 when appropriate.
7455 * config/moxie/constraints.md: Add constraint O.
7457 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
7458 to pass up to 6 32-bit argument values in registers.
7459 (moxie_function_arg): Ditto.
7460 (moxie_arg_partial_bytes): Ditto.
7461 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
7462 (REG_PARM_STACK_SPACE): Ditto.
7463 (FUNCTION_ARG_REGNO_P): Ditto.
7465 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7466 instruction to allocate stack space.
7468 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
7470 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
7471 unnecessarily stringent constraints. Fix address
7472 calculation in the splitters.
7474 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
7476 PR rtl-optimization/39779
7477 * expr.c (convert_modes): Return when mode == oldmode after
7478 CONST_INTs are processed.
7480 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
7483 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
7484 (ix86_expand_prologue): Take frame.padding0 into logic of
7486 (ix86_expand_epilogue): Likewise.
7488 2009-09-09 Jakub Jelinek <jakub@redhat.com>
7490 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
7492 (SHLIB_LINK, SHLIB_INSTALL): Use them.
7493 * config/t-slibgcc-libgcc: New file.
7494 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
7496 2009-09-09 Martin Jambor <mjambor@suse.cz>
7498 PR tree-optimization/41089
7499 * tree-sra.c (find_var_candidates): Do not consider va_lists in
7502 2009-09-09 Richard Henderson <rth@redhat.com>
7504 * gimple.h (CASE_GIMPLE_OMP): New.
7505 (is_gimple_omp): Use it.
7506 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
7507 (verify_gimple_debug): Likewise.
7509 2009-09-09 Richard Guenther <rguenther@suse.de>
7511 PR tree-optimization/41101
7512 * tree-ssa-pre.c (maximal_set): Remove.
7513 (compute_antic_aux): Treat the maximal set as implicitly all ones.
7514 Defer all blocks we didn't visit at least one successor.
7515 (add_to_exp_gen): Do not add to the maximal set.
7516 (make_values_for_phi): Likewise.
7517 (compute_avail): Likewise.
7518 (init_pre): Do not allocate the maximal set.
7519 (execute_pre): Do not dump it.
7521 2009-09-09 Martin Jambor <mjambor@suse.cz>
7523 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
7524 an SSA_NAME rather than a is_gimple_variable.
7526 2009-09-09 Richard Guenther <rguenther@suse.de>
7529 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
7530 code dealing with plain pointer bases.
7531 (maybe_fold_offset_to_reference): Likewise.
7532 (maybe_fold_stmt_addition): Adjust.
7534 2009-09-09 Richard Guenther <rguenther@suse.de>
7536 * tree.c (free_lang_data_in_type): Do not free the type variant
7538 (free_lang_data): Merge char_type_node with its properly signed
7540 (pass_ipa_free): Collect after freeing language specific data.
7542 2009-09-09 Michael Matz <matz@suse.de>
7545 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
7546 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
7547 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
7550 2009-09-08 DJ Delorie <dj@redhat.com>
7552 * config/mep/mep.c (conversions[]): Add "ml" pattern.
7554 2009-09-04 Jason Merrill <jason@redhat.com>
7556 * tree.c (tree_find_value): Remove.
7557 * tree.h: Remove prototype.
7558 * varasm.c (assemble_external): Use value_member instead.
7560 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7562 * toplev.c (process_options): Choose default debugging type when
7563 gtoggle enables debug info and type is unset.
7565 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7569 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
7572 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7574 * configure: Rebuilt with modified libtool.m4.
7576 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7581 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
7583 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7585 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
7586 (remove_statement): Likewise.
7587 (rewrite_use_nonlinear_expr): Adjust.
7588 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
7589 * tree-ssa.c (release_defs_bitset): ... this. New.
7590 * tree-flow.h (release_defs_bitset): Declare.
7592 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
7595 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
7596 in the middle block.
7598 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
7600 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
7601 via intptr_t to long type.
7602 (insert_operand_rank): Cast long type via intptr_t to
7604 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
7606 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
7607 from pointer to unsigned via uintptr_t.
7609 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
7610 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
7612 * configure: Regenerated.
7613 * config.in: Regenerated
7614 * system.h (stdint.h): Add include.
7615 (inttypes.h): Likewise.
7616 * Makefile.in (aclocal): Add config/stdint.m4.
7617 * aclocal.m4: Regenerated.
7619 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
7621 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
7623 (note_np_check_stores): New function.
7624 (harmless_null_pointer_p): New function.
7625 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
7626 changed. Take into account whether we're in the shadow of a condjump
7627 that tested NP_REG for NULL.
7628 Lose all code that tested for SEQUENCEs.
7629 (workaround_speculation): Avoid inserting NOPs for loads that are
7630 either always executed or a NULL pointer.
7632 2009-09-08 Jan Hubicka <jh@suse.cz>
7634 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
7635 * params.def (early-inlining-insns): Likewise.
7637 2009-09-08 Jakub Jelinek <jakub@redhat.com>
7639 PR rtl-optimization/41239
7640 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
7641 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
7643 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
7644 across calls, as the calls might not always return normally.
7645 (call_may_noreturn_p): New function.
7646 (deps_analyze_insn): Update last_function_call_may_noreturn list.
7647 (init_deps): Initialize it.
7648 (remove_from_deps): Also remove calls from
7649 last_function_call_may_noreturn list.
7651 2009-09-07 Richard Henderson <rth@redhat.com>
7653 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
7654 more VR->OPERANDS than LHS operands. Free LHS before returning.
7656 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7658 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
7659 (attr "addrtype"): New member "spreg".
7660 Use it if mem_spfp_address_operand is true for the address.
7661 (attr "type"): New entry "stall".
7662 (cpu_unit "load"): New.
7663 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
7665 (insn_reservation "loadsp"): New.
7666 (insn_reservation "load_stall1"): New.
7667 (insn_reservation "load_stall3"): New.
7669 * config/bfin/predicates.md (const1_operand, const3_operand): New.
7670 (mem_p_address_operand): Exclude stack and frame pointer based
7672 (mem_spfp_address_operand): New; match them here.
7673 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
7674 (bfin_reorg): Call it if scheduling insns.
7675 (bfin_gen_bundles): Remove dummy insns created by
7676 add_sched_insns_for_speculation.
7678 From Jie Zhang <jie.zhang@analog.com>:
7679 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
7680 bfin_si_revision, bfin_workarounds): Move these ...
7681 * config/bfin/bfin.h: ... here.
7683 From Mike Frysinger <michael.frysinger@analog.com>
7684 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
7685 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
7686 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
7687 bf547m, bf548m, and bf549m.
7688 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
7689 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
7690 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
7691 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
7692 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
7693 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
7694 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
7695 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
7696 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
7697 bf542m, bf544m, bf547m, bf548m, and bf549m.
7699 From Jie Zhang <jie.zhang@analog.com>:
7700 * config/bfin/predicates.md (p_register_operand): New predicate.
7701 (dp_register_operand): New predicate.
7702 * config/bfin/bfin-protos.h (WA_05000074): Define.
7703 (ENABLE_WA_05000074): Define.
7704 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
7705 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
7706 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
7707 (define_attr addrtype): Allow load/store register to be P register.
7708 (define_attr storereg): New.
7709 (define_cpu_unit anomaly_05000074): New.
7710 (define_insn_reservation dsp32shiftimm): New.
7711 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
7712 (define_insn_reservation loadp): Cannot use slot2.
7713 (define_insn_reservation loadsp): Cannot use slot2.
7714 (define_insn_reservation storep): Cannot use slot2. Does not
7715 apply when working around 05000074.
7716 (define_insn_reservation storep_anomaly_05000074): New.
7717 (define_insn_reservation storei): Does not apply when working
7719 (define_insn_reservation storei_anomaly_05000074): New.
7720 (define_attr length): Add dsp32shiftimm case.
7721 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
7722 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
7723 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
7724 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
7725 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
7727 2009-09-07 Martin Jambor <mjambor@suse.cz>
7730 * tree-sra.c (create_artificial_child_access): Return NULL if
7731 build_ref_for_offset fails.
7732 (propagate_subacesses_accross_link): Allow build_ref_for_offset
7733 and create_artificial_child_access to fail.
7735 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
7738 * unwind-dw2.c (uw_init_context_1): Mark noinline.
7739 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
7740 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
7742 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
7744 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
7745 block, ensure it has an exit edge. Emit a barrier after a jump.
7747 2009-09-07 Nick Clifton <nickc@redhat.com>
7749 * gcc.c (this_is_linker_script): New variable. Like
7750 this_is_library_file but for the %T constructor.
7751 (end_going_arg): If this_is_linker_script is set then locate the
7752 script and insert a --script switch before it
7753 (do_spec_2): Initialise this_is_linker_script.
7754 (do_spec_1): Likewise. Handle %T construct.
7755 (eval_spec_function): Preserve this_is_linker_script.
7756 * doc/invoke.texi: Document %T construct in spec files.
7757 * config/m32c/m32c.h (LIB_SPEC): Use it.
7759 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7761 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7762 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7763 when volatile flag is set.
7764 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7766 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7769 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7770 (combine_stack_adjustments_for_block): Allow insns between stack
7771 adjustments and stores with corresponding pre-(dec|inc)rement or
7772 pre-modify operation.
7774 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7777 * combine-stack-adj.c (struct csa_memlist): Rename to...
7778 (struct csa_reflist): ... this. Rename mem field to ref.
7779 (free_csa_memlist): Rename to...
7780 (free_csa_reflist): ... this.
7781 (record_one_stack_memref): Rename to...
7782 (record_one_stack_ref): ... this. Handle also REG_P.
7783 (try_apply_stack_adjustment): Handle also REG_P.
7784 (struct record_stack_memrefs_data): Rename to...
7785 (struct record_stack_refs_data): ... this. Rename memlist field to
7787 (record_stack_memrefs): Rename to...
7788 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7789 subexpressions instead of failing when a MEM contains SP references.
7790 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7791 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7793 2009-09-06 Richard Guenther <rguenther@suse.de>
7796 * tree.c (build_array_type): Do not record types marked
7797 with structural equality in the canonical type hashtable.
7799 2009-09-06 Richard Guenther <rguenther@suse.de>
7802 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7804 2009-09-05 Richard Guenther <rguenther@suse.de>
7807 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7809 2009-09-05 Richard Guenther <rguenther@suse.de>
7812 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7814 2009-09-05 Richard Guenther <rguenther@suse.de>
7817 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7818 before comparing function argument types.
7820 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7823 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7826 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7829 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7831 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7832 locators before emit_insn is called.
7834 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7837 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7838 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7839 (reginfo_init): Don't call allocate_reg_info.
7841 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7844 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7845 NONDEBUG_INSN_P instead of INSN_P.
7847 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7850 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7852 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7855 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7856 pattern of the split.
7858 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7860 * toplev.c (process_options): Move setter of flag_var_tracking
7861 before other tests that depend on it. Move down setter of
7862 flag_rename_registers. Don't enable var-tracking-assignments
7863 by default if selective scheduling is enabled. Warn if both
7866 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7868 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7869 comment. Use switch statement to catch overlaps between rtx
7870 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7871 (IS_DECL_CODE): ... here. Remove.
7872 (check_value_is_not_decl): Remove.
7873 (dv_from_decl, dv_from_value): Check after conversion.
7875 2009-09-04 Richard Guenther <rguenther@suse.de>
7878 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7879 after emitting tunks. Move emitting thunks and ctors from ...
7880 (cgraph_optimize): ... here. Remove redundant
7881 cgraph_analyze_functions.
7882 * varasm.c (find_decl_and_mark_needed): Remove no longer
7884 (finish_aliases_1): Adjust check for thunk aliases.
7886 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7888 * config/arm/arm.md (ctzsi2): Added braces
7889 to avoid warning that broke booststrap.
7891 2009-09-04 Martin Jambor <mjambor@suse.cz>
7893 PR tree-optimization/41112
7894 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7895 handle variable-bounded arrays.
7896 (expr_with_var_bounded_array_refs_p): New function.
7897 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7899 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7901 * config/s390/2097.md: Removed two incorrect bypasses.
7902 (z10_fsimpdf): Fixed latency.
7903 (z10_fhex): New insn_reservation.
7904 (z10_floaddf): Fixed latency.
7905 (z10_floadsf): Fixed latency.
7906 (z10_ftrunctf): Fixed latency.
7907 (z10_ftruncdf): Fixed latency.
7908 * config/s390/s390.c (z10_cost): Fixed values.
7909 (s390_adjust_priority): Added z10 path.
7910 * config/s390/s390.md (type): Added fhex.
7911 (*mov<mode>_64dfp): Updated type attribute.
7912 (*mov<mode>_64): Updated type attribute.
7913 (*mov<mode>_31): Updated type attribute.
7914 (*mov<mode>"): Likewise.
7915 * config/s390/2084.md (x_fsimpdf): Updated condition.
7917 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7919 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7920 RTXs in the predicate for operand 1.
7922 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7924 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7925 (rbitsi2): New insn.
7926 (ctzsi2): New expand.
7927 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7929 2009-09-03 Martin Jambor <mjambor@suse.cz>
7931 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7932 (create_artificial_child_access): Use build_ref_for_offset instead
7933 of duplicate_expr_for_different_base.
7934 (propagate_subacesses_accross_link): Likewise.
7936 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7938 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7940 (mips16e_collect_argument_saves): Skip debug instructions.
7941 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7942 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7943 (r10k_insert_cache_barriers): Likewise.
7944 (mips_reorg_process_insns): Likewise.
7946 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7949 * ira.c (update_equiv_reg): Remove check on class likely spill.
7951 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7954 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7955 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7959 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7960 the stack slot if it is passed by invisible reference.
7961 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7962 by invisible reference.
7964 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7966 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7967 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7968 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7970 * config/bfin/sync.md: New file.
7971 * config/bfin/bfin.md: Include it.
7972 (UNSPEC_ATOMIC): New.
7973 (UNSPEC_ONES): Provide a unique number.
7975 From Jie Zhang <jie.zhang@analog.com>:
7976 * config/bfin/bfin.c (ret_regs): New.
7977 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7978 (must_save_rets_p): New.
7979 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7980 current_function_is_leaf.
7981 (do_link): Likewise.
7982 (do_unlink): Likewise.
7983 (expand_interrupt_handler_prologue): Use ret_regs array.
7984 (expand_interrupt_handler_epilogue): Use ret_regs array and
7985 pass return register to gen_return_internal.
7986 (bfin_expand_epilogue): Pass return register to
7987 gen_return_internal.
7988 (bfin_expand_call): Explicitly clobber RETS.
7989 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7990 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7991 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7992 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7994 (return_internal): Take a reg rtx rather than the register number.
7996 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7998 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7999 when comparing against estimated_loop_iterations_int return.
8001 2009-09-03 Richard Guenther <rguenther@suse.de>
8003 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
8004 eh_personality_libfunc.
8006 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8008 * tree-parloops.c (separate_decls_in_region): Add space.
8010 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8012 * tree-parloops.c (separate_decls_in_region): Change the condition
8013 checking if there are reductions in the loop.
8015 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
8017 PR tree-optimization/38275
8018 * tree-parloops.c (parallelize_loops): Replace profitability condition
8019 for expected number of iterations.
8021 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8023 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
8024 (bootstrap-debug): Explain conditions in which it becomes default.
8025 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
8028 2009-09-03 Namhyung Kim <namhyung@gmail.com>
8030 * doc/invoke.texi (Optimize Options): Move
8031 -finline-small-functions to the -O2 list.
8033 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
8035 * toplev.c (process_options): Enable var-tracking-assignments
8036 by default if var-tracking is enabled.
8038 2009-09-02 David Daney <ddaney@caviumnetworks.com>
8040 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
8042 * emit-rtl.c (prev_nonnote_insn_bb): New function.
8043 * rtl.h (prev_nonnote_insn_bb): Declare it.
8045 2009-09-03 Diego Novillo <dnovillo@google.com>
8047 * cgraph.c (cgraph_node_for_decl): New.
8048 * cgraph.h (cgraph_node_for_decl): Declare.
8049 * tree.c (host_integerp): Return 0 if T is NULL.
8051 2009-09-03 Diego Novillo <dnovillo@google.com>
8053 * tree.h (struct alias_pair): Move from varasm.c.
8054 (alias_pairs): Likewise.
8055 (TYPE_MAXVAL): Define.
8056 (TYPE_MINVAL): Define.
8057 (iterative_hash_host_wide_int): Declare.
8058 (remove_unreachable_alias_pairs): Declare.
8059 * tree-pass.h (pass_ipa_free_lang_data): Declare.
8060 * diagnostic.c (default_diagnostic_starter): Make extern.
8061 (default_diagnostic_finalizer): Make extern.
8062 * diagnostic.h (default_diagnostic_starter): Declare.
8063 (default_diagnostic_finalizer): Declare.
8064 (default_tree_printer): Declare.
8065 * toplev.c (default_tree_printer): Make extern.
8067 2009-09-03 Richard Guenther <rguenther@suse.de>
8068 Diego Novillo <dnovillo@google.com>
8070 * cgraph.c (cgraph_add_new_function): Remove gimplification.
8071 * cgraphunit.c (cgraph_expand_function): Do not emit
8072 associated thunks from here.
8073 (cgraph_emit_thunks): New.
8074 (cgraph_optimize): Call it.
8075 Return if any IPA pass finds an error.
8076 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
8079 2009-09-03 Simon Baldwin <simonb@google.com>
8080 Rafael Espindola <espindola@google.com>
8081 Richard Guenther <rguenther@suse.de>
8082 Doug Kwan <dougkwan@google.com>
8083 Diego Novillo <dnovillo@google.com>
8085 * tree.c: Include tree-pass.h, langhooks-def.h,
8086 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
8087 (free_lang_data_in_type): New.
8088 (need_assembler_name_p): New.
8089 (free_lang_data_in_block): New.
8090 (free_lang_data_in_decl): New.
8091 (struct free_lang_data_d): New.
8092 (add_tree_to_fld_list): New.
8093 (find_decls_types_r): New.
8094 (get_eh_types_for_runtime): New.
8095 (find_decls_types_in_eh_region): New.
8096 (find_decls_types_in_node): New.
8097 (find_decls_types_in_var): New.
8098 (free_lang_data_in_cgraph): New.
8099 (free_lang_data): New.
8100 (gate_free_lang_data): New.
8101 (pass_ipa_free_lang_data): New.
8103 2009-09-03 Diego Novillo <dnovillo@google.com>
8105 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
8106 * langhooks.h (struct lang_hooks): Add field free_lang_data.
8107 (lang_hooks): Remove const qualifier.
8108 * ipa.c (cgraph_remove_unreachable_nodes): Call
8109 remove_unreachable_alias_pairs.
8110 * except.c (add_type_for_runtime): Check if TYPE has
8111 already been converted.
8112 (lookup_type_for_runtime): Likewise.
8113 (check_handled): Handle converted types.
8114 * varasm.c (remove_unreachable_alias_pairs): New.
8115 * gimple.c: Include demangle.h.
8116 (gimple_decl_printable_name): New.
8117 (gimple_fold_obj_type_ref): New.
8118 * gimple.h (gimple_decl_printable_name): Declare.
8119 (gimple_fold_obj_type_ref): Declare.
8120 * passes.c (init_optimization_passes): Add pass
8121 pass_ipa_free_lang_data.
8122 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
8123 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
8125 2009-09-03 Diego Novillo <dnovillo@google.com>
8127 * c-lang.c (lang_hooks): Remove const qualifier.
8129 2009-09-02 Loren James Rittle <ljrittle@acm.org>
8131 * doc/install.texi (*-*-freebsd*): Update target information.
8133 2009-09-02 Anatoly Sokolov <aesok@post.ru>
8135 * hard-reg-set.h (call_fixed_regs): Remove.
8136 * reginfo.c (call_fixed_regs): Remove.
8137 (init_reg_sets_1): Remove initialization of call_fixed_regs.
8138 (globalize_reg): Don't use call_fixed_regs.
8139 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
8142 2009-09-01 Michael Matz <matz@suse.de>
8144 * expr.h (emit_storent_insn, expand_expr_real_1,
8145 expand_expr_real_2): Declare.
8146 * expr.c (emit_storent_insn, expand_expr_real_1,
8147 expand_expr_real_2): Export.
8148 (store_expr): Setting and evaluating dont_return_target is useless.
8149 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
8150 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
8151 * except.c (expand_resx_expr): Rename to ...
8152 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
8153 * except.h (expand_resx_stmt): Declare.
8154 * stmt.c: Add include gimple.h
8155 (expand_asm_expr): Rename to ...
8156 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
8157 (expand_case): Rewrite to take gimple statement.
8158 * tree.h (expand_asm_stmt): Declare.
8159 (expand_case): Change prototype.
8160 * Makefile.in (stmt.o): Depend on gimple.h.
8161 * builtins.c (expand_builtin_synchronize): Build gimple asm
8162 statement, not an ASM_EXPR.
8163 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
8164 gimple_to_tree, release_stmt_tree): Remove.
8165 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
8166 ggc_free, but hold comparison code and operands separately.
8167 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
8168 (expand_call_stmt, expand_gimple_stmt_1,
8169 expand_gimple_stmt): New helpers.
8170 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
8171 release_stmt_tree. Call expand_gimple_stmt instead.
8172 (expand_gimple_basic_block): Ditto.
8174 * calls.c (emit_call_1): Don't look at EH regions here, make
8175 fntree parameter useless.
8176 (expand_call): New local rettype for TREE_TYPE(exp), use it
8177 throughout. Remove local p, use addr instead.
8178 Don't look at EH regions here.
8180 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
8182 * doc/invoke.texi (-fsched-pressure): Document it.
8183 (-fsched-reg-pressure-heuristic): Remove it.
8185 * reload.c (ira.h): Include.
8186 (find_reloads): Add choosing reload on number of small spilled
8189 * haifa-sched.c (ira.h): Include.
8190 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
8191 saved_reg_pressure, curr_reg_live, saved_reg_live,
8192 region_ref_regs): New variables.
8193 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
8194 initiate_reg_pressure_info, setup_ref_regs,
8195 initiate_bb_reg_pressure_info, save_reg_pressure,
8196 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
8198 (setup_insn_reg_pressure_info): New function.
8199 (rank_for_schedule): Add pressure checking and insn issue time.
8200 Remove comparison of insn reg weights.
8201 (ready_sort): Set insn reg pressure info.
8202 (update_register_pressure, setup_insn_max_reg_pressure,
8203 update_reg_and_insn_max_reg_pressure,
8204 sched_setup_bb_reg_pressure_info): New functions.
8205 (schedule_insn): Add code for printing and updating reg pressure info.
8206 (find_set_reg_weight, find_insn_reg_weight): Remove.
8207 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
8208 (debug_ready_list): Print reg pressure info.
8209 (schedule_block): Ditto. Check insn issue time.
8210 (sched_init): Set up sched_pressure_p. Allocate and set up some
8211 reg pressure related info.
8212 (sched_finish): Free some reg pressure related info.
8213 (fix_tick_ready): Make insn always ready if pressure_p.
8214 (init_h_i_d): Don't call find_insn_reg_weight.
8215 (haifa_finish_h_i_d): Free insn reg pressure info.
8217 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8218 ira_memory_move_cost, ira_class_hard_regs,
8219 ira_class_hard_regs_num, ira_no_alloc_regs,
8220 ira_available_class_regs, ira_reg_class_cover_size,
8221 ira_reg_class_cover, ira_class_translate): Move to ira.h.
8223 * ira-lives.c (single_reg_class): Check mode to find how many
8224 registers are necessary for operand.
8225 (ira_implicitly_set_insn_hard_regs): New.
8227 * common.opt (fsched-pressure): New options.
8228 (fsched-reg-pressure-heuristic): Remove.
8230 * ira.c (setup_eliminable_regset): Rename to
8231 ira_setup_eliminable_regset. Make it external.
8232 (expand_reg_info): Pass cover class to setup_reg_classes.
8233 (ira): Call resize_reg_info instead of allocate_reg_info.
8235 * sched-deps.c: Include ira.h.
8236 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
8237 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
8238 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
8239 mark_insn_hard_regno_birth, mark_insn_reg_birth,
8240 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
8241 mark_insn_reg_store, mark_insn_reg_clobber,
8242 setup_insn_reg_pressure_info): New.
8243 (sched_analyze_1): Update implicit_reg_pending_uses.
8244 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
8245 Use them to create dependencies. Set insn reg uses and pressure
8246 info. Process reg_pending_uses in one place.
8247 (free_deps): Free implicit sets.
8248 (remove_from_deps): Remove implicit sets if necessary. Check
8249 implicit sets when clearing reg_last_in_use.
8250 (init_deps_global): Clear implicit_reg_pending_clobbers and
8251 implicit_reg_pending_uses.
8253 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
8254 ira_memory_move_cost, ira_class_hard_regs,
8255 ira_class_hard_regs_num, ira_no_alloc_regs,
8256 ira_available_class_regs, ira_reg_class_cover_size,
8257 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
8258 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
8259 ira_implicitly_set_insn_hard_regs): New prototypes.
8261 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
8262 cost_elements_num): New variables.
8263 (allocno_costs, total_costs): Rename to costs and
8264 total_allocno_costs.
8265 (COSTS_OF_ALLOCNO): Rename to COSTS.
8266 (allocno_pref): Rename to pref.
8267 (allocno_pref_buffer): Rename to pref_buffer.
8268 (common_classes): Rename to regno_cover_class.
8270 (record_reg_classes): Set allocno attributes only if allocno_p.
8271 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
8272 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
8273 and COSTS_OF_ALLOCNO.
8274 (print_costs): Rename to print_allocno_costs.
8275 (print_pseudo_costs): New.
8276 (process_bb_node_for_costs): Split into 2 functions with new
8277 function process_bb_for_costs. Pass BB to process_bb_for_costs.
8278 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
8279 new parameter dump_file. Use cost_elements_num instead of
8280 ira_allocnos_num. Make one iteration if preferred classes were
8281 already calculated for scheduler. Make 2 versions of code
8282 depending on allocno_p.
8283 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
8284 regno_cover_class and COSTS instead of common_classes and
8286 (init_costs, finish_costs): New.
8287 (ira_costs): Set up allocno_p and cost_elements_num. Call
8288 init_costs and finish_costs.
8289 (ira_set_pseudo_classes): New.
8291 * rtl.h (allocate_reg_info): Remove.
8292 (resize_reg_info): Change return type.
8293 (reg_cover_class): New.
8294 (setup_reg_classes): Add new parameter.
8296 * sched-int.h (struct deps_reg): New member implicit_sets.
8297 (sched_pressure_p, sched_regno_cover_class): New external definitions.
8298 (INCREASE_BITS): New macro.
8299 (struct reg_pressure_data, struct reg_use_data): New.
8300 (struct _haifa_insn_data): Remove reg_weight. Add members
8301 reg_pressure, reg_use_list, reg_set_list, and
8302 reg_pressure_excess_cost_change.
8303 (struct deps): New member implicit_sets.
8304 (pressure_p): New variable.
8305 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
8306 (struct reg_pressure_data, struct reg_use_data): New.
8307 (INSN_REG_WEIGHT): Remove.
8308 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
8309 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
8310 (sched_init_region_reg_pressure_info,
8311 sched_setup_bb_reg_pressure_info): New prototypes.
8313 * reginfo.c (struct reg_pref): New member coverclass.
8314 (reg_cover_class): New function.
8315 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
8316 (reg_info_size): New variable.
8317 (allocate_reg_info): Make static. Setup reg_info_size.
8318 (resize_reg_info): Use reg_info_size. Return flag of resizing.
8319 (setup_reg_classes): Add a new parameter. Setup cover class too.
8321 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
8324 * sched-rgn.c (deps_join): Set up implicit_sets.
8325 (schedule_region): Set up region and basic blocks pressure
8328 * passes.c (init_optimization_passes): Move
8329 pass_subregs_of_mode_init before pass_sched.
8331 2009-09-02 Martin Jambor <mjambor@suse.cz>
8333 * tree-sra.c (struct access): New field grp_hint.
8334 (dump_access): Dump grp_hint.
8335 (sort_and_splice_var_accesses): Set grp_hint if a group is read
8337 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
8338 those which have been specifically read and somehow written to.
8339 (propagate_subacesses_accross_link): Set grp_hint of right child and
8340 also possibly of the left child.
8342 2009-09-02 Jakub Jelinek <jakub@redhat.com>
8344 * tree-object-size.c (addr_object_size): Always use object_size_type
8345 0 or 2 when determining the pointer pointed object size.
8347 2009-09-02 Richard Guenther <rguenther@suse.de>
8350 2009-08-31 Richard Guenther <rguenther@suse.de>
8352 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8353 to query if the memory regions for memmove overlap.
8354 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8355 asserts on pointers, instead deal with odd trees.
8356 (ptr_derefs_may_alias_p): Likewise.
8357 (refs_may_alias_p_1): Constructor bases also never alias.
8359 2009-08-01 Christian Bruel <christian.bruel@st.com>
8362 2009-07-31 Christian Bruel <christian.bruel@st.com>
8363 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8365 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
8367 * doc/invoke.texi (-fvar-tracking-assignments): New.
8368 (-fvar-tracking-assignments-toggle): New.
8369 (-fdump-final-insns=file): Mark filename as optional.
8370 (--param min-nondebug-insn-uid): New.
8371 (-gdwarf-@{version}): Mention version 4.
8372 * opts.c (common_handle_option): Accept it.
8373 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
8374 * regrename.c (regrename_optimize): Drop last. Don't count debug
8375 insns as uses. Don't reject change because of debug insn.
8376 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
8377 from the chain starter, and check for inexact matches in DEBUG_INSNS.
8378 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
8379 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
8380 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
8381 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
8382 * doc/gimple.texi (is_gimple_debug): New.
8383 (gimple_debug_bind_p): New.
8384 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
8385 * doc/install.texi (bootstrap-debug): More details.
8386 (bootstrap-debug-big, bootstrap-debug-lean): Document.
8387 (bootstrap-debug-lib): More details.
8388 (bootstrap-debug-ckovw): Update.
8389 (bootstrap-time): New.
8390 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
8391 (insert_phi_nodes_for): Insert debug stmts.
8392 (rewrite_stmt): Take iterator. Insert debug stmts.
8393 (rewrite_enter_block): Adjust.
8394 (maybe_replace_use_in_debug_stmt): New.
8395 (rewrite_update_stmt): Use it.
8396 (mark_use_interesting): Return early for debug stmts.
8397 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
8398 stmts before replacing stmt.
8399 (move_computations_stmt): Likewise.
8400 * ira-conflicts.c (add_copies): Skip debug insns.
8401 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
8402 (regstat_bb_compute_ri): Skip debug insns.
8403 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
8404 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
8405 check_loop_closed_ssa_stmt): Skip debug stmts.
8406 * tree-tailcall.c (find_tail_calls): Likewise.
8407 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8408 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
8409 (build_var_debug_value_stat): Declare.
8410 (build_var_debug_value): Define.
8411 (target_for_debug_bind): Declare.
8412 * reload.c (find_equiv_reg): Skip debug insns.
8413 * rtlanal.c (reg_used_between_p): Skip debug insns.
8414 (side_effects_p): Likewise.
8415 (canonicalize_condition): Likewise.
8416 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
8417 insns never depend on debug insns.
8418 (create_ddg_dep_no_link): Likewise.
8419 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
8420 Don't add inter-loop dependencies for debug insns.
8421 (build_intra_loop_deps): Likewise.
8422 (create_ddg): Count debug insns.
8423 * ddg.h (struct ddg::num_debug): New.
8424 (num_backargs): Pair up with previous int field.
8425 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
8426 -fcompare-debug-second.
8427 * final.c (get_attr_length_1): Skip debug insns.
8428 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
8429 * gcc.c (invoke_as): Call compare-debug-dump-opt.
8430 (driver_self_specs): Map -fdump-final-insns to
8431 -fdump-final-insns=..
8432 (get_local_tick): New.
8433 (compare_debug_dump_opt_spec_function): Test for . argument and
8434 compute output name. Compute temp output spec without flag name.
8435 Compute -frandom-seed.
8436 (OPT): Undef after use.
8437 * cfgloopanal.c (num_loop_insns): Skip debug insns.
8438 (average_num_loop_insns): Likewise.
8439 * params.h (MIN_NONDEBUG_INSN_UID): New.
8440 * gimple.def (GIMPLE_DEBUG): New.
8441 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
8442 * auto-inc-dec.c (merge_in_block): Skip debug insns.
8443 (merge_in_block): Fix whitespace.
8444 * toplev.c (flag_var_tracking): Update comment.
8445 (flag_var_tracking_assignments): New.
8446 (flag_var_tracking_assignments_toggle): New.
8447 (process_options): Don't open final insns dump file if we're not
8448 going to write to it. Compute defaults for var_tracking.
8449 * df-scan.c (df_insn_rescan_debug_internal): New.
8450 (df_uses_record): Handle debug insns.
8451 * haifa-sched.c (ready): Initialize n_debug.
8452 (contributes_to_priority): Skip debug insns.
8453 (dep_list_size): New.
8455 (rank_for_schedule): Likewise. Schedule debug insns as soon as
8456 they're ready. Disregard previous debug insns to make decisions.
8457 (queue_insn): Never queue debug insns.
8458 (ready_add, ready_remove_first, ready_remove): Count debug insns.
8459 (schedule_insn): Don't reject debug insns because of issue rate.
8460 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
8461 (queue_to_ready): Skip and discount debug insns.
8462 (choose_ready): Let debug insns through.
8463 (schedule_block): Check boundary debug insns. Discount debug
8464 insns, schedule them early. Adjust whitespace.
8465 (set_priorities): Check for boundary debug insns.
8466 (add_jump_dependencies): Use dep_list_size.
8467 (prev_non_location_insn): New.
8468 (check_cfg): Use it.
8469 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
8471 (remove_unused_ivs): Reset debug stmts.
8472 * modulo-sched.c (const_iteration_count): Skip debug insns.
8473 (res_MII): Discount debug insns.
8474 (loop_single_full_bb_p): Skip debug insns.
8475 (sms_schedule): Likewise.
8476 (sms_schedule_by_order): Likewise.
8477 (ps_has_conflicts): Likewise.
8478 * caller-save.c (refmarker_fn): New.
8479 (save_call_clobbered_regs): Replace regs with saved mem in
8481 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
8482 Call refmarker_fn mark for hardregnos.
8483 (mark_reg_as_referenced): New.
8484 (replace_reg_with_saved_mem): New.
8485 * ipa-pure-const.c (check_stmt): Skip debug stmts.
8486 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
8488 (cse_extended_basic_block): Skip debug insns.
8489 (count_reg_usage): Likewise.
8490 (is_dead_reg): New, split out of...
8491 (set_live_p): ... here.
8492 (insn_live_p): Use it for debug insns.
8493 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
8494 (execute_optimize_stdarg): Likewise.
8495 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8496 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
8497 changes in debug stmts as changes.
8498 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
8499 (moveup_expr): Don't move across debug insns. Don't move
8500 debug insn if it would create a bookkeeping block.
8501 (moveup_expr_cached): Don't use cache for debug insns that
8502 are heads of blocks.
8503 (compute_av_set_inside_bb): Skip debug insns.
8504 (sel_rank_for_schedule): Schedule debug insns first. Remove
8506 (block_valid_for_bookkeeping_p); Support lax searches.
8507 (create_block_for_bookkeeping): Adjust block numbers when
8508 encountering debug-only blocks.
8509 (find_place_for_bookkeeping): Deal with debug-only blocks.
8510 (generate_bookkeeping_insn): Accept no place to insert.
8511 (remove_temp_moveop_nops): New argument full_tidying.
8512 (prepare_place_to_insert): Deal with debug insns.
8513 (advance_state_on_fence): Debug insns don't start cycles.
8514 (update_boundaries): Take fence as argument. Deal with
8516 (schedule_expr_on_boundary): No full_tidying on debug insns.
8517 (fill_insns): Deal with debug insns.
8518 (track_scheduled_insns_and_blocks): Don't count debug insns.
8519 (need_nop_to_preserve_insn_bb): New, split out of...
8520 (remove_insn_from_stream): ... this.
8521 (fur_orig_expr_not_found): Skip debug insns.
8522 * rtl.def (VALUE): Move up.
8524 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
8525 (nearest_common_dominator_of_uses): Take debug_stmts argument.
8526 Set it if debug stmts are found.
8527 (statement_sink_location): Skip debug stmts. Propagate
8528 moving defs into debug stmts.
8529 * ifcvt.c (first_active_insn): Skip debug insns.
8530 (last_active_insns): Likewise.
8531 (cond_exec_process_insns): Likewise.
8532 (noce_process_if_block): Likewise.
8533 (check_cond_move_block): Likewise.
8534 (cond_move_convert_if_block): Likewise.
8535 (block_jumps_and_fallthru_p): Likewise.
8536 (dead_or_predicable): Likewise.
8537 * dwarf2out.c (debug_str_hash_forced): New.
8538 (find_AT_string): Add comment.
8539 (gen_label_for_indirect_string): New.
8540 (get_debug_string_label): New.
8541 (AT_string_form): Use it.
8542 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
8543 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
8544 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
8545 several operations that cannot be represented with DWARF opcodes.
8546 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
8547 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
8548 (dwarf2out_var_location): Take during-call mark into account.
8549 (output_indirect_string): Update comment. Output if there are
8550 label and references.
8551 (prune_indirect_string): New.
8552 (prune_unused_types): Call it if debug_str_hash_forced.
8553 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
8554 (dw_long_long_const): Remove.
8555 (struct dw_val_struct): Change val_long_long type to rtx.
8556 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
8557 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
8558 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
8559 component instead of HOST_BITS_PER_LONG.
8560 (output_loc_operands): Likewise. For const8* assert
8561 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
8562 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
8563 rather than HOST_BITS_PER_LONG is >= 64.
8564 (add_AT_long_long): Remove val_hi and val_lo arguments, add
8566 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
8567 HOST_BITS_PER_LONG for dw_val_class_long_long.
8568 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
8569 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
8570 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
8572 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
8573 Handle DW_OP_implicit_value.
8574 (extract_int): Move prototype earlier.
8575 (mem_loc_descriptor): For SUBREG punt if inner
8576 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
8577 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
8578 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
8579 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
8580 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
8581 instead of Pmode size.
8582 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
8583 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
8584 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
8585 (concat_loc_descriptor, concatn_loc_descriptor,
8586 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
8587 (add_location_or_const_value_attribute): Likewise. For single
8588 location loc_lists attempt to use add_const_value_attribute
8589 for constant decls. Add DW_AT_const_value even if
8590 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
8592 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
8593 (control_flow_insn_p): Likewise.
8594 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
8595 (separate_decls_in_region_debug_bind): New.
8596 (separate_decls_in_region): Process debug bind stmts afterwards.
8597 * recog.c (verify_changes): Handle debug insns.
8598 (extract_insn): Likewise.
8599 (peephole2_optimize): Skip debug insns.
8600 * dse.c (scan_insn): Skip debug insns.
8601 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
8603 (setup_id_for_insn): Handle debug insns.
8604 (maybe_tidy_empty_bb): Adjust whitespace.
8605 (tidy_control_flow): Skip debug insns.
8606 (sel_remove_insn): Adjust for debug insns.
8607 (sel_estimate_number_of_insns): Skip debug insns.
8608 (create_insn_rtx_from_pattern): Handle debug insns.
8609 (create_copy_of_insn_rtx): Likewise.
8610 * sel-sched-.h (sel_bb_end): Declare.
8611 (sel_bb_empty_or_nop_p): New.
8612 (get_all_loop_exits): Use it.
8613 (_eligible_successor_edge_p): Likewise.
8614 (return_nop_to_pool): Adjust.
8615 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
8616 * ira-lives.c (process_bb_node_lives): Skip debug insns.
8617 * gimple-pretty-print.c (dump_gimple_debug): New.
8618 (dump_gimple_stmt): Use it.
8619 (dump_bb_header): Skip gimple debug stmts.
8620 * regmove.c (optimize_reg_copy_1): Discount debug insns.
8621 (fixup_match_2): Likewise.
8622 (regmove_backward_pass): Likewise. Simplify combined
8623 replacement. Handle debug insns.
8624 * function.c (instantiate_virtual_regs): Handle debug insns.
8625 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
8626 * print-rtl.h: Include cselib.h.
8627 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
8628 * df.h (df_inns_rescan_debug_internal): Declare.
8629 * gcse.c (alloc_hash_table): Estimate n_insns.
8630 (cprop_insn): Don't regard debug insns as changes.
8631 (bypass_conditional_jumps): Skip debug insns.
8632 (one_pre_gcse_pass): Adjust.
8633 (one_code_hoisting_pass): Likewise.
8634 (compute_ld_motion_mems): Skip debug insns.
8635 (one_cprop_pass): Adjust.
8636 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
8637 (if_convertible_stmt_p): Handle debug stmts.
8638 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
8639 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
8640 * ira-build.c (create_bb_allocnos): Skip debug insns.
8641 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
8642 (has_single_use): Likewise.
8643 (single_imm_use): Likewise.
8644 (num_imm_uses): Likewise.
8645 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
8646 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
8647 (create_outofssa_var_map): Likewise.
8648 * lower-subreg.c (adjust_decomposed_uses): New.
8649 (resolve_debug): New.
8650 (decompose_multiword_subregs): Use it.
8651 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
8652 * emit-rtl.c: Include params.h.
8653 (cur_debug_insn_uid): Define.
8654 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
8655 (copy_rtx_if_shared_1): Handle debug insns.
8656 (reset_used_flags): Likewise.
8657 (set_used_flags): LIkewise.
8658 (get_max_insn_count): New.
8659 (next_nondebug_insn): New.
8660 (prev_nondebug_insn): New.
8661 (make_debug_insn_raw): New.
8662 (emit_insn_before_noloc): Handle debug insns.
8663 (emit_jump_insn_before_noloc): Likewise.
8664 (emit_call_insn_before_noloc): Likewise.
8665 (emit_debug_insn_before_noloc): New.
8666 (emit_insn_after_noloc): Handle debug insns.
8667 (emit_jump_insn_after_noloc): Likewise.
8668 (emit_call_insn_after_noloc): Likewise.
8669 (emit_debug_insn_after_noloc): Likewise.
8670 (emit_insn_after): Take loc from earlier non-debug insn.
8671 (emit_jump_insn_after): Likewise.
8672 (emit_call_insn_after): Likewise.
8673 (emit_debug_insn_after_setloc): New.
8674 (emit_debug_insn_after): New.
8675 (emit_insn_before): Take loc from later non-debug insn.
8676 (emit_jump_insn_before): Likewise.
8677 (emit_call_insn_before): Likewise.
8678 (emit_debug_insn_before_setloc): New.
8679 (emit_debug_insn_before): New.
8680 (emit_insn): Handle debug insns.
8681 (emit_debug_insn): New.
8682 (emit_jump_insn): Handle debug insns.
8683 (emit_call_insn): Likewise.
8685 (init_emit): Take min-nondebug-insn-uid into account.
8686 Initialize cur_debug_insn_uid.
8687 (emit_copy_of_insn_after): Handle debug insns.
8688 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
8689 location of single rhs in place.
8690 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
8691 (floor_sdiv_adjust): New.
8692 (cell_sdiv_adjust): New.
8693 (cell_udiv_adjust): New.
8694 (round_sdiv_adjust): New.
8695 (round_udiv_adjust): New.
8696 (wrap_constant): Moved from cselib.
8697 (unwrap_constant): New.
8698 (expand_debug_expr): New.
8699 (expand_debug_locations): New.
8700 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
8702 (gimple_expand_cfg): Expand debug locations.
8703 * cselib.c: Include tree-pass.h.
8704 (struct expand_value_data): New.
8705 (cselib_record_sets_hook): New.
8706 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
8707 (cselib_clear_table): Move, and implemnet in terms of...
8708 (cselib_reset_table_with_next_value): ... this.
8709 (cselib_get_next_unknown_value): New.
8710 (discard_useless_locs): Don't discard preserved values.
8711 (cselib_preserve_value): New.
8712 (cselib_preserved_value_p): New.
8713 (cselib_preserve_definitely): New.
8714 (cselib_clear_preserve): New.
8715 (cselib_preserve_only_values): New.
8716 (new_cselib_val): Take rtx argument. Dump it in details.
8717 (cselib_lookup_mem): Adjust.
8718 (expand_loc): Take regs_active in struct. Adjust. Silence
8719 dumps unless details are requested.
8720 (cselib_expand_value_rtx_cb): New.
8721 (cselib_expand_value_rtx): Rename and reimplment in terms of...
8722 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
8723 without details. Copy more subregs. Try to resolve values
8724 using a callback. Wrap constants.
8725 (cselib_subst_to_values): Adjust.
8726 (cselib_log_lookup): New.
8727 (cselib_lookup): Call it.
8728 (cselib_invalidate_regno): Don't count preserved values as useless.
8729 (cselib_invalidate_mem): Likewise.
8730 (cselib_record_set): Likewise.
8731 (struct set): Renamed to cselib_set, moved to cselib.h.
8732 (cselib_record_sets): Adjust. Call hook.
8733 (cselib_process_insn): Reset table when it would be cleared.
8734 (dump_cselib_val): New.
8735 (dump_cselib_table): New.
8736 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
8737 (remove_forwarder_block): Support moving debug stmts.
8738 * cselib.h (cselib_record_sets_hook): Declare.
8739 (cselib_expand_callback): New type.
8740 (cselib_expand_value_rtx_cb): Declare.
8741 (cselib_reset_table_with_next_value): Declare.
8742 (cselib_get_next_unknown_value): Declare.
8743 (cselib_preserve_value): Declare.
8744 (cselib_preserved_value_p): Declare.
8745 (cselib_preserve_only_values): Declare.
8746 (dump_cselib_table): Declare.
8747 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
8748 (try_crossjump_to_edge): Likewise.
8749 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
8750 dominated blocks when debug stmts are present.
8751 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
8752 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
8753 (set_var_live_on_entry): Likewise.
8754 * loop-invariant.c (find_invariants_bb): Skip debug insns.
8755 * cfglayout.c (curr_location, last_location): Make static.
8756 (set_curr_insn_source_location): Don't avoid bouncing.
8757 (get_curr_insn_source_location): New.
8758 (get_curr_insn_block): New.
8759 (duplicate_insn_chain): Handle debug insns.
8760 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8762 * common.opt (fcompare-debug): Move to sort order.
8763 (fdump-unnumbered-links): Likewise.
8764 (fvar-tracking-assignments): New.
8765 (fvar-tracking-assignments-toggle): New.
8766 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8767 because of debug stmts.
8768 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8769 (eliminate_unnecessary_stmts): Walk dominated blocks before
8771 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8772 * ira.c (memref_used_between_p): Skip debug insns.
8773 (update_equiv_regs): Likewise.
8774 * sched-deps.c (sd_lists_size): Accept empty list.
8775 (sd_init_insn): Mark debug insns.
8776 (sd_finish_insn): Unmark them.
8777 (sd_add_dep): Reject non-debug deps on debug insns.
8778 (fixup_sched_groups): Give debug insns group treatment.
8780 (sched_analyze_reg): Don't mark debug insns for sched before call.
8781 (sched_analyze_2): Handle debug insns.
8782 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8784 (deps_analyze_insn): Handle debug insns.
8785 (deps_start_bb): Skip debug insns.
8786 (init_deps): Initialize last_debug_insn.
8787 * tree-ssa.c (target_for_debug_bind): New.
8788 (find_released_ssa_name): New.
8789 (propagate_var_def_into_debug_stmts): New.
8790 (propagate_defs_into_debug_stmts): New.
8791 (verify_ssa): Skip debug bind stmts without values.
8792 (warn_uninialized_vars): Skip debug stmts.
8793 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8794 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8795 (rtx_equal_p): Likewise.
8796 * ira-costs.c (scan_one_insn): Skip debug insns.
8797 (process_bb_node_for_hard_reg_moves): Likewise.
8798 * rtl.h (DEBUG_INSN_P): New.
8799 (NONDEBUG_INSN_P): New.
8800 (MAY_HAVE_DEBUG_INSNS): New.
8801 (INSN_P): Accept debug insns.
8802 (RTX_FRAME_RELATED_P): Likewise.
8803 (INSN_DELETED_P): Likewise
8804 (PAT_VAR_LOCATION_DECL): New.
8805 (PAT_VAR_LOCATION_LOC): New.
8806 (PAT_VAR_OCATION_STATUS): New.
8807 (NOTE_VAR_LOCATION_DECL): Reimplement.
8808 (NOTE_VAR_LOCATION_LOC): Likewise.
8809 (NOTE_VAR_LOCATION_STATUS): Likewise.
8810 (INSN_VAR_LOCATION): New.
8811 (INSN_VAR_LOCATION_DECL): New.
8812 (INSN_VAR_LOCATION_LOC): New.
8813 (INSN_VAR_LOCATION_STATUS): New.
8814 (gen_rtx_UNKNOWN_VAR_LOC): New.
8815 (VAR_LOC_UNKNOWN_P): New.
8816 (NOTE_DURING_CALL_P): New.
8817 (SCHED_GROUP_P): Accept debug insns.
8818 (emit_debug_insn_before): Declare.
8819 (emit_debug_insn_before_noloc): Declare.
8820 (emit_debug_insn_beore_setloc): Declare.
8821 (emit_debug_insn_after): Declare.
8822 (emit_debug_insn_after_noloc): Declare.
8823 (emit_debug_insn_after_setloc): Declare.
8824 (emit_debug_insn): Declare.
8825 (make_debug_insn_raw): Declare.
8826 (prev_nondebug_insn): Declare.
8827 (next_nondebug_insn): Declare.
8828 (delegitimize_mem_from_attrs): Declare.
8829 (get_max_insn_count): Declare.
8830 (wrap_constant): Declare.
8831 (unwrap_constant): Declare.
8832 (get_curr_insn_source_location): Declare.
8833 (get_curr_insn_block): Declare.
8834 * tree-inline.c (insert_debug_decl_map): New.
8835 (processing_debug_stmt): New.
8836 (remap_decl): Don't create new mappings in debug stmts.
8837 (remap_gimple_op_r): Don't add references in debug stmts.
8838 (copy_tree_body_r): Likewise.
8839 (remap_gimple_stmt): Handle debug bind stmts.
8840 (copy_bb): Skip debug stmts.
8841 (copy_edges_for_bb): Likewise.
8842 (copy_debug_stmt): New.
8843 (copy_debug_stmts): New.
8844 (copy_body): Copy debug stmts at the end.
8845 (insert_init_debug_bind): New.
8846 (insert_init_stmt): Take id. Skip and emit debug stmts.
8847 (setup_one_parameter): Remap variable earlier, register debug mapping.
8848 (estimate_num_insns): Skip debug stmts.
8849 (expand_call_inline): Preserve debug_map.
8850 (optimize_inline_calls): Check for no debug_stmts left-overs.
8851 (unsave_expr_now): Preserve debug_map.
8852 (copy_gimple_seq_and_replace_locals): Likewise.
8853 (tree_function_versioning): Check for no debug_stmts left-overs.
8854 Init and destroy debug_map as needed. Split edges unconditionally.
8855 (build_duplicate_type): Init and destroy debug_map as needed.
8856 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8857 (struct copy_body_data): Add debug_stmts and debug_map.
8858 * sched-int.h (struct ready_list): Add n_debug.
8859 (struct deps): Add last_debug_insn.
8860 (DEBUG_INSN_SCHED_P): New.
8861 (BOUNDARY_DEBUG_INSN_P): New.
8862 (SCHEDULE_DEBUG_INSN_P): New.
8863 (sd_iterator_cond): Accept empty list.
8864 * combine.c (create_log_links): Skip debug insns.
8865 (combine_instructions): Likewise.
8866 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8867 return value is always unshared.
8868 (struct rtx_subst_pair): New.
8869 (auto_adjust_pair): New.
8870 (propagate_for_debug_subst): New.
8871 (propagate_for_debug): New.
8872 (try_combine): Skip debug insns. Propagate removed defs into
8874 (next_nonnote_nondebug_insn): New.
8875 (distribute_notes): Use it. Skip debug insns.
8876 (distribute_links): Skip debug insns.
8877 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8878 * resource.c (mark_target_live_regs): Likewise.
8879 * var-tracking.c: Include cselib.h and target.h.
8880 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8882 (micro_operation_type_name): New.
8883 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8884 (struct micro_operation_def): Update comments.
8885 (decl_or_value): New type. Use instead of decls.
8886 (struct emit_note_data_def): Add vars.
8887 (struct attrs_def): Use decl_or_value.
8888 (struct variable_tracking_info_def): Add permp, flooded.
8889 (struct location_chain_def): Update comment.
8890 (struct variable_part_def): Use decl_or_value.
8891 (struct variable_def): Make var_part a variable length array.
8893 (scratch_regs): New.
8894 (cselib_hook_called): New.
8895 (dv_is_decl_p): New.
8896 (dv_is_value_p): New.
8899 (dv_as_opaque): New.
8900 (dv_onepart_p): New.
8902 (IS_DECL_CODE): New.
8903 (check_value_is_not_decl): New.
8904 (dv_from_decl): New.
8905 (dv_from_value): New.
8906 (dv_htab_hash): New.
8907 (variable_htab_hash): Use it.
8908 (variable_htab_eq): Support values.
8909 (variable_htab_free): Free from the right pool.
8910 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8911 (attrs_list_union): Adjust.
8912 (attrs_list_mpdv_union): New.
8913 (tie_break_pointers): New.
8914 (canon_value_cmp): New.
8915 (unshare_variable): Return possibly-modified slot.
8916 (vars_copy_1): Adjust.
8917 (var_reg_decl_set): Adjust. Split out of...
8918 (var_reg_set): ... this.
8919 (get_init_value): Adjust.
8920 (var_reg_delete_and_set): Adjust.
8921 (var_reg_delete): Adjust.
8922 (var_regno_delete): Adjust.
8923 (var_mem_decl_set): Split out of...
8924 (var_mem_set): ... this.
8925 (var_mem_delete_and_set): Adjust.
8926 (var_mem_delete): Adjust.
8930 (variable_union): Adjust. Speed up merge of 1-part vars.
8931 (variable_canonicalize): Use unshared slot.
8932 (VALUED_RECURSED_INTO): New.
8933 (find_loc_in_1pdv): New.
8934 (struct dfset_merge): New.
8935 (insert_into_intersection): New.
8936 (intersect_loc_chains): New.
8938 (canonicalize_loc_order_check): New.
8939 (canonicalize_values_mark): New.
8940 (canonicalize_values_star): New.
8941 (variable_merge_over_cur): New.
8942 (variable_merge_over_src): New.
8943 (dataflow_set_merge): New.
8944 (dataflow_set_equiv_regs): New.
8945 (remove_duplicate_values): New.
8946 (struct dfset_post_merge): New.
8947 (variable_post_merge_new_vals): New.
8948 (variable_post_merge_perm_vals): New.
8949 (dataflow_post_merge_adjust): New.
8950 (find_mem_expr_in_1pdv): New.
8951 (dataflow_set_preserve_mem_locs): New.
8952 (dataflow_set_remove_mem_locs): New.
8953 (dataflow_set_clear_at_call): New.
8954 (onepart_variable_different_p): New.
8955 (variable_different_p): Use it.
8956 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8957 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8959 (track_loc_p): Pass it true.
8960 (struct count_use_info): New.
8961 (find_use_val): New.
8962 (replace_expr_with_values): New.
8964 (use_type): New, partially split out of...
8965 (count_uses): ... this. Count new micro-ops.
8966 (count_uses_1): Adjust.
8967 (count_stores): Adjust.
8968 (count_with_sets): New.
8969 (VAL_NEEDS_RESOLUTION): New.
8970 (VAL_HOLDS_TRACK_EXPR): New.
8971 (VAL_EXPR_IS_COPIED): New.
8972 (VAL_EXPR_IS_CLOBBERED): New.
8973 (add_uses): Adjust. Generate new micro-ops.
8974 (add_uses_1): Adjust.
8975 (add_stores): Generate new micro-ops.
8976 (add_with_sets): New.
8977 (find_src_status): Adjust.
8978 (find_src_set_src): Adjust.
8979 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8980 Handle new micro-ops. Canonicalize value equivalances.
8981 (vt_find_locations): Compute total size of hash tables for
8982 dumping. Perform merge for var-tracking-assignments. Don't
8983 disregard single-block loops.
8984 (dump_attrs_list): Handle decl_or_value.
8985 (dump_variable): Take variable. Deal with decl_or_value.
8986 (dump_variable_slot): New.
8987 (dump_vars): Use it.
8988 (dump_dataflow_sets): Adjust.
8989 (set_slot_part): New, extended to support one-part variables
8990 after splitting out of...
8991 (set_variable_part): ... this.
8992 (clobber_slot_part): New, split out of...
8993 (clobber_variable_part): ... this.
8994 (delete_slot_part): New, split out of...
8995 (delete_variable_part): .... this.
8996 (check_wrap_constant): New.
8997 (vt_expand_loc_callback): New.
8998 (vt_expand_loc): New.
8999 (emit_note_insn_var_location): Adjust. Handle values. Handle
9000 EMIT_NOTE_AFTER_CALL_INSN.
9001 (emit_notes_for_differences_1): Adjust. Handle values.
9002 (emit_notes_for_differences_2): Likewise.
9003 (emit_notes_for_differences): Adjust.
9004 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
9005 Adjust. Handle new micro-ops.
9006 (vt_add_function_parameters): Adjust. Create and bind values.
9007 (vt_initialize): Adjust. Initialize scratch_regs and
9008 valvar_pool, flooded and perm.. Initialize and use cselib. Log
9009 operations. Move some code to count_with_sets and add_with_sets.
9010 (delete_debug_insns): New.
9011 (vt_debug_insns_local): New.
9012 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
9014 (var_tracking_main): If var-tracking-assignments is enabled
9015 but var-tracking isn't, delete debug insns and leave. Likewise
9016 if we exceed limits or fail the stack adjustments tests, and
9017 after all var-tracking processing.
9018 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
9019 (dataflow_set): Add traversed_vars.
9020 (value_chain, const_value_chain): New typedefs.
9021 (value_chain_pool, value_chains): New variables.
9022 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
9023 add_value_chains, add_cselib_value_chains, remove_value_chain,
9024 remove_value_chains, remove_cselib_value_chains): New functions.
9025 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
9026 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
9028 (shared_hash_find_slot_unshare, shared_hash_find_slot,
9029 shared_hash_find_slot_noinsert, shared_hash_find): Update.
9030 (dst_can_be_shared): New variable.
9031 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
9032 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
9033 different from set->vars, look up slot again instead of using the
9035 (dataflow_set_init): Initialize traversed_vars.
9036 (variable_union): Use shared_hash_*. Use initially NO_INSERT
9037 lookup if set->vars is shared. Don't keep slot cleared before
9038 calling unshare_variable. Unshare set->vars if needed. Adjust
9039 unshare_variable callers. Clear dst_can_be_shared if needed.
9040 Even ->refcount == 1 vars must be unshared if set->vars is shared
9041 and var needs to be modified.
9042 (dataflow_set_union): Set traversed_vars during canonicalization.
9043 (VALUE_CHANGED, DECL_CHANGED): Define.
9044 (set_dv_changed, dv_changed_p): New static inlines.
9045 (track_expr_p): Clear DECL_CHANGED.
9046 (dump_dataflow_sets): Set it.
9047 (variable_was_changed): Call set_dv_changed.
9048 (emit_note_insn_var_location): Likewise.
9049 (changed_variables_stack): New variable.
9050 (check_changed_vars_1, check_changed_vars_2): New functions.
9051 (emit_notes_for_changes): Do nothing if changed_variables is
9052 empty. Traverse changed_variables with check_changed_vars_1,
9053 call check_changed_vars_2 on each changed_variables_stack entry.
9054 (emit_notes_in_bb): Add SET argument. Just clear it at the
9055 beginning, use it instead of local &set, don't destroy it at the end.
9056 (vt_emit_notes): Call dataflow_set_clear early on all
9057 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
9058 computed set, dataflow_set_clear also VTI(bb)->in when we are
9059 done with the basic block. Initialize changed_variables_stack,
9060 free it afterwards. If ENABLE_CHECKING verify that after noting
9061 differences to an empty set value_chains hash table is empty.
9062 (vt_initialize): Initialize value_chains and value_chain_pool.
9063 (vt_finalize): Delete value_chains htab, free value_chain_pool.
9064 (variable_tracking_main): Call dump_dataflow_sets before calling
9065 vt_emit_notes, not after it.
9066 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
9067 (propagate_var_def_into_debug_stmts): Declare.
9068 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
9069 (df_set_note): Reject debug insns.
9070 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
9071 add notes to debug insns.
9072 (df_note_bb_compute): Adjust. Likewise.
9073 (df_simulate_uses): Skip debug insns.
9074 (df_simulate_initialize_backwards): Likewise.
9075 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
9076 (subst_stack_regs_pat): Reject debug insns.
9077 (convert_regs_1): Handle debug insns.
9078 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
9079 (print-rtl.o): Depend on cselib.h.
9080 (cselib.o): Depend on TREE_PASS_H.
9081 (var-tracking.o): Depend on cselib.h and TARGET_H.
9082 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
9083 (init_ready_list): Skip boundary debug insns.
9084 (add_branch_dependences): Skip debug insns.
9085 (free_block_dependencies): Check for blocks with only debug insns.
9086 (compute_priorities): Likewise.
9087 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
9088 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
9090 (gimple_build_debug_bind_stat): New.
9091 (empty_body_p): Skip debug stmts.
9092 (gimple_has_side_effects): Likewise.
9093 (gimple_rhs_has_side_effects): Likewise.
9094 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
9095 (gimple_build_debug_bind_stat): Declare.
9096 (gimple_build_debug_bind): Define.
9097 (is_gimple_debug): New.
9098 (gimple_debug_bind_p): New.
9099 (gimple_debug_bind_get_var): New.
9100 (gimple_debug_bind_get_value): New.
9101 (gimple_debug_bind_get_value_ptr): New.
9102 (gimple_debug_bind_set_var): New.
9103 (gimple_debug_bind_set_value): New.
9104 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
9105 (gimple_debug_bind_reset_value): New.
9106 (gimple_debug_bind_has_value_p): New.
9107 (gsi_next_nondebug): New.
9108 (gsi_prev_nondebug): New.
9109 (gsi_start_nondebug_bb): New.
9110 (gsi_last_nondebug_bb): New.
9111 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
9112 (print_insn): Handle DEBUG_INSN.
9113 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
9114 of first insn prevail.
9115 (first_stmt): Skip debug stmts.
9116 (first_non_label_stmt): Likewise.
9117 (last_stmt): Likewise.
9118 (has_zero_uses_1): New.
9119 (single_imm_use_1): New.
9120 (verify_gimple_debug): New.
9121 (verify_types_in_gimple_stmt): Handle debug stmts.
9122 (verify_stmt): Likewise.
9123 (debug_loop_num): Skip debug stmts.
9124 (remove_edge_and_dominated_blocks): Remove dominators last.
9125 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
9126 (linearize_expr): Likewise.
9127 * config/i386/i386.c (ix86_delegitimize_address): Call
9128 default implementation.
9129 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
9130 (group_barrier_needed): Skip debug insns.
9131 (emit_insn_group_barriers): Likewise.
9132 (emit_all_insn_group_barriers): Likewise.
9133 (ia64_variable_issue): Handle debug insns.
9134 (ia64_dfa_new_cycle): Likewise.
9135 (final_emit_insn_group_barriers): Skip debug insns.
9136 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
9137 def cfa without frame.
9138 (process_set): Likewise.
9139 (process_for_unwind_directive): Pass frame on.
9140 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
9141 (rs6000_delegitimize_address): New.
9142 (rs6000_debug_adjust_cost): Handle debug insns.
9143 (is_microcoded_insn): Likewise.
9144 (is_cracked_insn): Likewise.
9145 (is_nonpipeline_insn): Likewise.
9146 (insn_must_be_first_in_group): Likewise.
9147 (insn_must_be_last_in_group): Likewise.
9148 (force_new_group): Likewise.
9149 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
9150 contains only debug insns.
9151 (rtl_merge_blocks): Skip debug insns.
9152 (purge_dead_edges): Likewise.
9153 (rtl_block_ends_with_call_p): Skip debug insns.
9154 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
9155 (mark_reg_dependencies): Skip debug insns.
9156 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
9157 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
9158 * tree-ssa-threadedge.c
9159 (record_temporary_equivalences_from_stmts): Skip debug stmts.
9160 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
9161 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
9162 (copyprop_hardreg_forward_1): Handle debug insns.
9163 * reload1.c (reload): Skip debug insns. Replace unassigned
9164 pseudos in debug insns with their equivalences.
9165 (eliminate_regs_in_insn): Skip debug insns.
9166 (emit_input_reload_insns): Skip debug insns at first, adjust
9168 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
9169 (get_indirect_ref_operands): Pass opf_no_vops on.
9170 (get_expr_operands): Likewise. Skip debug stmts.
9171 (parse_ssa_operands): Scan debug insns with opf_no_vops.
9173 2009-09-01 Richard Henderson <rth@redhat.com>
9175 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
9176 stmt_ends_pp_p statements at least once.
9177 * tree-vrp.c (vrp_initialize): Likewise.
9178 (vrp_visit_stmt): Be prepared for non-interesting stmts.
9180 2009-09-01 Dodji Seketeli <dodji@redhat.com>
9183 Fix AIX bootstrap after PR debug/30161
9184 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
9185 that is a GNU extension.
9186 (tmpl_value_parm_die_table): Move the definition of this global
9187 outside #ifdef DWARF2_DEBUGGING_INFO region.
9189 2009-09-01 Richard Guenther <rguenther@suse.de>
9191 * tree.c (tree_expr_size): New function.
9192 * tree.h (tree_expr_size): Declare.
9193 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
9194 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
9195 * langhooks.c (lhd_expr_size): Remove.
9196 * langhooks.h (struct lang_hooks): Remove expr_size.
9197 * explow.c (expr_size): Use tree_expr_size.
9198 (int_expr_size): Likewise.
9199 * langhooks-def.h (lhd_expr_size): Remove.
9200 (LANG_HOOKS_EXPR_SIZE): Likewise.
9201 (LANG_HOOKS_INITIALIZER): Adjust.
9203 2009-09-01 Richard Guenther <rguenther@suse.de>
9205 * tree-flow.h (mark_addressable): Move declaration ...
9206 * tree.h (mark_addressable): ... here.
9207 * stmt.c (expand_asm_operands): Use mark_addressable, not
9208 lang_hooks.mark_addressable.
9209 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9210 LANG_HOOKS_MARK_ADDRESSABLE.
9211 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
9212 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
9214 2009-08-31 Chris Demetriou <cgd@google.com>
9216 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
9217 vectorize if not TARGET_SSE2.
9219 2009-08-31 DJ Delorie <dj@redhat.com>
9221 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
9222 registers if no coprocessor is enabled.
9224 2009-08-31 Dodji Seketeli <dodji@redhat.com>
9227 * cgraph.h (cgraph_get_node): Declare ...
9228 * cgraph.c (cgraph_get_node): ... new function.
9229 * dwarf2out.c (gen_generic_params_dies,
9230 generic_parameter_die, tree_add_const_value_attribute_for_decl,
9231 make_ith_pack_parameter_name,
9232 append_entry_to_tmpl_value_parm_die_table,
9233 gen_remaining_tmpl_value_param_die_attribute): New functions.
9234 (gen_subprogram_die): Generate debug info for template parameters
9235 if debug info level is higher than DINFO_LEVEL_TERSE.
9236 Use tree_add_const_value_attribute_for_decl instead of
9237 tree_add_const_value_attribute.
9238 (gen_const_die): Use tree_add_const_value_attribute_for_decl
9239 instead of tree_add_const_value_attribute.
9240 (gen_struct_or_union_type_die): Generate debug
9241 info for template parameters if debug info level is higher than
9243 (tree_add_const_value_attribute): Handle integral and pointer
9244 constants. Update comment.
9245 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
9246 (dwarf_attr_name): Support DW_AT_GNU_template_name.
9247 (reference_to_unused): Fix thinko. Remove redundant predicates from
9249 (tree_add_const_value_attribute): Make this work for constant
9251 tree_add_const_value_attribute_for_decl is to be used for variable
9253 (add_location_or_const_value_attribute): Use
9254 tree_add_const_value_attribute_for_decl now.
9255 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
9256 DW_TAG_template_value_param DIEs after function DIEs have been
9258 * langhooks.h (lang_hooks_for_types): Add
9259 get_argument_pack_elems.
9260 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
9261 (lang_hooks): Added get_innermost_generic_parms,
9262 get_innermost_generic_args.
9263 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
9264 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
9265 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
9266 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
9268 2009-08-31 DJ Delorie <dj@redhat.com>
9270 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
9271 it once we start generating the prologue or epilogue.
9272 (mep_call_saves_register): If the frame is locked, re-use
9274 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
9275 (mep_expand_prologue): Call it.
9276 (mep_expand_epilogue): Likewise.
9277 (mep_start_function): Use the same logic as mep_expand_prologue.
9278 (mep_pass_by_reference): Make logic more readable.
9279 (mep_return_in_memory): Zero-sized objects are passed in memory.
9280 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
9282 2009-08-31 Richard Guenther <rguenther@suse.de>
9284 * builtins.c (fold_builtin_memory_op): Use the alias oracle
9285 to query if the memory regions for memmove overlap.
9286 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
9287 asserts on pointers, instead deal with odd trees.
9288 (ptr_derefs_may_alias_p): Likewise.
9289 (refs_may_alias_p_1): Constructor bases also never alias.
9291 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
9293 * doc/install.texi (Final install): Adjust reference on where to
9294 order printed manuals.
9296 2009-08-30 Olivier Hainque <hainque@adacore.com>
9298 * dwarf2out.c (switch_to_frame_table_section): Move
9299 definition prior to first use.
9301 2009-08-30 Richard Guenther <rguenther@suse.de>
9303 PR tree-optimization/41186
9304 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
9305 (ao_ref_init_from_ptr_and_size): New function.
9306 (ref_maybe_used_by_call_p_1): Be more precise tracking
9307 used ranges for builtin functions.
9308 (ref_maybe_used_by_call_p): Adjust.
9309 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
9310 ranges for builtin functions.
9311 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
9313 2009-08-30 Alan Modra <amodra@bigpond.net.au>
9316 * fwprop.c (get_reg_use_in): Delete.
9317 (free_load_extend): New function.
9318 (forward_propagate_subreg): Use it.
9320 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
9322 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
9324 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
9327 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
9330 2009-08-29 Douglas B Rupp <rupp@gnat.com>
9332 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
9333 fini or fini_array section.
9335 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9337 * graphite-dependences.c (graphite_legal_transform_bb): Call
9338 pbb_remove_duplicate_pdrs.
9339 * graphite-poly.c (can_collapse_pdr): Removed.
9340 (pdr_find_duplicate): Removed.
9341 (can_collapse_pdrs): New.
9342 (pbb_remove_duplicate_pdrs): New.
9343 (new_poly_dr): Do not look for duplicates.
9344 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
9345 (PBB_PDR_DUPLICATES_REMOVED): New.
9346 (pbb_remove_duplicate_pdrs): Declared.
9348 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9350 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
9351 the strides by multiplying by PDR_NB_REFS.
9352 * graphite-poly.c (can_collapse_pdr): New.
9353 (pdr_find_duplicate): New.
9354 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
9355 Initialize PDR_NB_REFS.
9356 * graphite-poly.h (struct poly_dr): Add field nb_refs.
9358 (new_poly_dr): Number of subscripts is a graphite_dim_t.
9360 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9363 * graphite-poly.c (apply_poly_transforms): Remove legality test before
9366 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9368 * graphite-dependences.c (pddr_original_scattering): Return NULL
9369 for read-read dependence relations.
9370 * graphite-poly.h (enum poly_dr_type): Fix comment.
9373 (pdr_may_write_p): New.
9375 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9377 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
9378 (struct poly_dr): Same.
9379 (new_poly_dr): Same.
9380 * graphite-poly.c (new_poly_dr): Same.
9381 * graphite-dependences.c (dot_deps): Disable call to system.
9383 2009-08-28 Cary Coutant <ccoutant@google.com>
9386 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
9387 struct/union/enum types local to a function.
9389 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9390 Sebastian Pop <sebastian.pop@amd.com>
9392 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
9393 pbb_strip_mine_time_depth. Changed the implementation so that
9394 transformation is expressed as a transformation on
9395 time (scatttering) dimensions. Also, ensures that the 2d+1
9396 scheduling format is preserved.
9397 (pbb_strip_mine_profitable_p): Profitability is based on the
9398 iteration number of a given time (scattering) dimension,
9399 and not on a original loop depth dimension.
9400 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
9401 (pbb_do_strip_mine): Call psct_dynamic_dim.
9402 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
9403 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
9404 (pbb_nb_dynamic_scattering_transform): New.
9405 (psct_dynamic_dim): New.
9407 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9409 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9410 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
9411 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
9412 * graphite-interchange.c (build_linearized_memory_access): Same.
9413 (memory_stride_in_loop): Same.
9415 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9417 * graphite-dependences.c (pddr_original_scattering): New.
9418 (graphite_legal_transform_dr): Call pddr_original_scattering.
9421 * graphite-dependences.h (dot_deps): Declared.
9422 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
9423 (print_pdr): Print PDR_ID.
9424 * graphite-poly.h (struct poly_dr): Add field id.
9427 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
9429 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9431 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
9432 not delete the original dependence relation.
9434 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9436 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
9437 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
9438 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
9439 (free_poly_ddr): New.
9440 (pddr_is_empty): New.
9441 (dependence_polyhedron_1): Now returns a poly_ddr_p.
9442 (dependence_polyhedron): Same. Remove useless gcc_assert.
9444 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
9445 (graphite_carried_dependence_level_k): Call pddr_is_empty.
9446 * graphite-dependences.h (enum poly_dependence_kind): New.
9447 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
9448 (PDRP_SOURCE): Renamed PDDR_SOURCE.
9449 (PDRP_SINK): Renamed PDDR_SINK.
9450 (PDRP_DDP): Renamed PDDR_DDP.
9452 (free_poly_ddr): Declared.
9453 * graphite-poly.c (new_scop): Use the new hash function names.
9454 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
9455 into original_pddrs.
9456 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
9458 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9460 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
9461 bounds with LT_EXPR to make niter analysis more precise on code
9462 generated by Graphite.
9464 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
9466 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
9467 (graphite_legal_transform_bb): Same.
9468 (poly_drs_may_alias_p): Same.
9470 2009-08-28 Richard Guenther <rguenther@suse.de>
9472 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
9474 2009-08-28 Jan Beulich <jbeulich@novell.com>
9476 * config/i386/netware.c: Include langhooks.h.
9477 (i386_nlm_encode_section_info): Simplify.
9478 (netware_override_options): Delete.
9479 * config/i386/netware.h (netware_override_options): Delete
9481 (OVERRIDE_OPTIONS): Delete definition.
9482 (SUBTARGET_OVERRIDE_OPTIONS): Define.
9483 (ASM_COMMENT_START): Define.
9484 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
9486 2009-08-28 Jan Beulich <jbeulich@novell.com>
9488 * configure.ac: For in-tree ld, do a plain version check to
9489 determine whether comdat groups are supported.
9490 * configure: Regenerate.
9492 2009-08-28 Olivier Hainque <hainque@adacore.com>
9494 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
9495 always defined. Reflect definition or absence of such for
9496 COLLECT_EXPORT_LIST. Readability helper.
9497 (scanfilter): New enum, to help control what symbols
9498 are to be considered or ignored by scan_prog_file.
9499 (enum pass): Rename as "scanpass", moved together with scanfilter
9500 prior to scan_prog_file's prototype.
9501 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
9502 Group prototype with the scanpass/scanfilter definitions, factorize
9503 head comments for the several implementations at the prototype.
9504 (main): Reorganize the first pass link control to let AIX
9505 drag only the needed frame tables in executables. Prevent
9506 frame tables collection during the scan aimed at static ctors.
9507 Pre-link and scan for frame tables later to compensate.
9508 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
9509 A C statement to issue assembly directives that create a reference
9510 to the given DWARF table identifier label from the current function
9512 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
9513 to differentiate first time section entry. Only emit a .data
9514 tables start identifier label the first time around.
9515 (switch_to_frame_table_section): New function. Helper for
9516 output_call_frame_info to switch possibly BACK into the eh_frame
9517 or the debug_frame section depending on FOR_EH.
9518 (output_call_frame_info): Use helper to first enter the proper
9520 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
9521 emit a link to the frame table start label from each function
9523 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
9524 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
9525 * config/rs6000/rs6000-protos.h: Declare it.
9526 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
9528 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9530 * config/sh/sh.c (split_branches): Check the result of
9533 2009-08-27 Steve Ellcey <sje@cup.hp.com>
9535 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
9536 using -pthread -fopenmp
9538 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
9540 * doc/service.texi (service directory): Update URL.
9542 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
9544 PR rtl-optimization/40861
9545 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
9546 extract word from a multi-word subreg for negative byte positions.
9548 2009-08-27 Tristan Gingold <gingold@adacore.com>
9549 Douglas B Rupp <rupp@gnat.com>
9551 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
9552 (SECTION_VMS_OVERLAY): Define.
9553 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
9555 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
9557 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
9558 common_object declarations.
9559 (ia64_section_type_flags): Set section flag for common_object.
9560 * config/ia64/ia64-protos.h
9561 (ia64_vms_output_aligned_decl_common): Declare.
9562 (ia64_vms_elf_asm_named_section): Declare.
9564 2009-08-27 Michael Matz <matz@suse.de>
9566 * expr.c (expand_expr_real_2): New function taking exploded
9567 unary or binary expression, split out from ...
9568 (expand_expr_real_1): ... here. Move over all unary/binary
9569 switch parts to above function, in particular these codes:
9570 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
9571 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
9572 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
9573 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
9574 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
9575 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
9576 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
9577 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
9578 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
9579 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
9580 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
9581 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
9582 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
9583 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
9584 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
9585 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
9586 VEC_PACK_FIX_TRUNC_EXPR.
9587 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
9590 2009-08-27 Richard Guenther <rguenther@suse.de>
9592 * gengtype.c (main): Handle uint64_t.
9593 * ipa-utils.c (get_base_var): Indent properly.
9594 * tree-ssa-live.c (debug_scope_block): New function.
9595 * tree-flow.h (debug_scope_block): Declare.
9596 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
9597 * basic-block.h (enum profile_status): Rename to
9598 enum profile_status_d.
9599 (x_profile_status): Adjust type.
9601 2009-08-27 Dodji Seketeli <dodji@redhat.com>
9604 * dwarf2out.c (get_context_die): Declare this static function.
9605 (gen_type_die_with_usage): Make sure a DIE is a generated for
9606 the context of a typedef.
9608 2009-08-26 Anatoly Sokolov <aesok@post.ru>
9610 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
9613 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
9615 * config/mips/mips-protos.h (mips_output_sync): Declare.
9616 (mips_sync_loop_insns): Likewise.
9617 (mips_output_sync_loop): Replace first two parameters with an rtx.
9618 * config/mips/mips.c (mips_multi_member): New structure.
9619 (mips_multi_members): New variable.
9620 (mips_multi_start): New function.
9621 (mips_multi_add): Likewise.
9622 (mips_multi_add_insn): Likewise.
9623 (mips_multi_add_label): Likewise.
9624 (mips_multi_last_index): Likewise.
9625 (mips_multi_copy_insn): Likewise.
9626 (mips_multi_set_operand): Likewise.
9627 (mips_multi_write): Likewise.
9628 (mips_print_operand_punctuation): Remove '%|' and '%-'.
9629 (mips_init_print_operand_punct): Update accordingly.
9630 (mips_start_ll_sc_sync_block): New function.
9631 (mips_end_ll_sc_sync_block): Likewise.
9632 (mips_output_sync): Likewise.
9633 (mips_sync_insn1_template): Likewise.
9634 (mips_sync_insn2_template): Likewise.
9635 (mips_get_sync_operand): Likewise.
9636 (mips_process_sync_loop): Likewise.
9637 (mips_output_sync_loop): Use mips_process_sync_loop.
9638 (mips_sync_loop_insns): New function.
9639 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
9640 (MIPS_COMPARE_AND_SWAP_12): Likewise.
9641 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
9642 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
9643 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
9644 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
9645 (MIPS_SYNC_OLD_OP_12): Likewise.
9646 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
9647 (MIPS_SYNC_NEW_OP_12): Likewise.
9648 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
9649 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
9650 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
9651 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
9652 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
9653 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
9654 * config/mips/mips.md (sync_mem): New attribute.
9655 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
9656 (sync_exclusive_mask, sync_required_oldval): Likewise.
9657 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
9658 (sync_release_barrier): Likewise.
9659 (length): Handle sync loops.
9660 (sync): Use mips_output_sync.
9661 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
9662 (sync_compare_and_swap<mode>): Set the new sync_* attributes
9663 and use mips_output_sync_loop.
9664 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
9665 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
9666 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
9667 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
9668 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
9669 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
9670 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
9671 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
9672 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
9674 2009-08-26 Richard Guenther <rguenther@suse.de>
9677 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
9678 the types to not match.
9679 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
9681 * tree-ssa.c (useless_type_conversion_p): Conversions to
9682 pointers to unprototyped functions are useless.
9684 2009-08-26 Richard Guenther <rguenther@suse.de>
9686 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
9687 whole-program condition, prepare to be called for non-globals.
9688 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
9689 params build a representative with known type and track its fields.
9691 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
9693 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
9694 clearing by a taken branch.
9695 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
9696 effectively after bbro pass.
9697 (sync_nand<mode>): Ditto.
9698 (sync_old_<fetchop_name><mode>): Ditto.
9699 (sync_old_nand<mode>): Ditto.
9700 (sync_new_<fetchop_name><mode>): Dito.
9701 (sync_new_nand<mode>): Ditto.
9702 (sync_compare_and_swap<mode>_1): Ditto.
9703 (*sync_compare_and_swap<mode>): Ditto.
9704 (sync_lock_test_and_set<mode>_1): Ditto.
9705 ("sync_lock_test_and_set<mode>): Ditto.
9707 2009-08-25 Douglas B Rupp <rupp@gnat.com>
9709 * hwint.h (HOST_LONG_FORMAT): New macro
9710 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
9711 Use HOST_PTR_PRINTF.
9712 * system.h (HOST_PTR_PRINTF): Resurrect old macro
9713 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
9714 (HOST_PTR_PRINTF): Document.
9716 2009-08-25 Jan Hubicka <jh@suse.cz>
9718 * config/i386/bmmintrin.h: Replace by #error.
9721 Michael Meissner <michael.meissner@amd.com>
9722 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9723 Tony Linthicum <tony.linthicum@amd.com>
9725 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
9726 (TARGET_ROUND): New macro for the round/ptest instructions which
9727 are shared between SSE4.1 and SSE5.
9728 (OPTION_MASK_ISA_ROUND): Ditto.
9729 (OPTION_ISA_ROUND): Ditto.
9730 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
9731 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
9733 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
9734 (-mfused-madd): New switch to give users control over whether the
9735 compiler optimizes to use the multiply/add SSE5 instructions.
9737 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
9738 (ix86_handle_option): Turn off 3dnow if -msse5.
9739 (override_options): Add SSE5 support.
9740 (print_operand): %Y prints comparison codes for SSE5 com/pcom
9742 (ix86_expand_sse_movcc): Add SSE5 support.
9743 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
9744 vector type to the next largest size.
9745 (ix86_expand_sse5_pack): New function to use pperm to pack a
9746 vector type to the next smallest size.
9747 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
9748 (IX86_BUILTIN_FMADDSD): Ditto.
9749 (IX86_BUILTIN_FMADDPS): Ditto.
9750 (IX86_BUILTIN_FMADDPD): Ditto.
9751 (IX86_BUILTIN_FMSUBSS): Ditto.
9752 (IX86_BUILTIN_FMSUBSD): Ditto.
9753 (IX86_BUILTIN_FMSUBPS): Ditto.
9754 (IX86_BUILTIN_FMSUBPD): Ditto.
9755 (IX86_BUILTIN_FNMADDSS): Ditto.
9756 (IX86_BUILTIN_FNMADDSD): Ditto.
9757 (IX86_BUILTIN_FNMADDPS): Ditto.
9758 (IX86_BUILTIN_FNMADDPD): Ditto.
9759 (IX86_BUILTIN_FNMSUBSS): Ditto.
9760 (IX86_BUILTIN_FNMSUBSD): Ditto.
9761 (IX86_BUILTIN_FNMSUBPS): Ditto.
9762 (IX86_BUILTIN_FNMSUBPD): Ditto.
9763 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9764 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9765 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9766 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9767 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9768 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9769 (IX86_BUILTIN_PPERM): Ditto.
9770 (IX86_BUILTIN_PERMPS): Ditto.
9771 (IX86_BUILTIN_PERMPD): Ditto.
9772 (IX86_BUILTIN_PMACSSWW): Ditto.
9773 (IX86_BUILTIN_PMACSWW): Ditto.
9774 (IX86_BUILTIN_PMACSSWD): Ditto.
9775 (IX86_BUILTIN_PMACSWD): Ditto.
9776 (IX86_BUILTIN_PMACSSDD): Ditto.
9777 (IX86_BUILTIN_PMACSDD): Ditto.
9778 (IX86_BUILTIN_PMACSSDQL): Ditto.
9779 (IX86_BUILTIN_PMACSSDQH): Ditto.
9780 (IX86_BUILTIN_PMACSDQL): Ditto.
9781 (IX86_BUILTIN_PMACSDQH): Ditto.
9782 (IX86_BUILTIN_PMADCSSWD): Ditto.
9783 (IX86_BUILTIN_PMADCSWD): Ditto.
9784 (IX86_BUILTIN_PHADDBW): Ditto.
9785 (IX86_BUILTIN_PHADDBD): Ditto.
9786 (IX86_BUILTIN_PHADDBQ): Ditto.
9787 (IX86_BUILTIN_PHADDWD): Ditto.
9788 (IX86_BUILTIN_PHADDWQ): Ditto.
9789 (IX86_BUILTIN_PHADDDQ): Ditto.
9790 (IX86_BUILTIN_PHADDUBW): Ditto.
9791 (IX86_BUILTIN_PHADDUBD): Ditto.
9792 (IX86_BUILTIN_PHADDUBQ): Ditto.
9793 (IX86_BUILTIN_PHADDUWD): Ditto.
9794 (IX86_BUILTIN_PHADDUWQ): Ditto.
9795 (IX86_BUILTIN_PHADDUDQ): Ditto.
9796 (IX86_BUILTIN_PHSUBBW): Ditto.
9797 (IX86_BUILTIN_PHSUBWD): Ditto.
9798 (IX86_BUILTIN_PHSUBDQ): Ditto.
9799 (IX86_BUILTIN_PROTB): Ditto.
9800 (IX86_BUILTIN_PROTW): Ditto.
9801 (IX86_BUILTIN_PROTD): Ditto.
9802 (IX86_BUILTIN_PROTQ): Ditto.
9803 (IX86_BUILTIN_PROTB_IMM): Ditto.
9804 (IX86_BUILTIN_PROTW_IMM): Ditto.
9805 (IX86_BUILTIN_PROTD_IMM): Ditto.
9806 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9807 (IX86_BUILTIN_PSHLB): Ditto.
9808 (IX86_BUILTIN_PSHLW): Ditto.
9809 (IX86_BUILTIN_PSHLD): Ditto.
9810 (IX86_BUILTIN_PSHLQ): Ditto.
9811 (IX86_BUILTIN_PSHAB): Ditto.
9812 (IX86_BUILTIN_PSHAW): Ditto.
9813 (IX86_BUILTIN_PSHAD): Ditto.
9814 (IX86_BUILTIN_PSHAQ): Ditto.
9815 (IX86_BUILTIN_FRCZSS): Ditto.
9816 (IX86_BUILTIN_FRCZSD): Ditto.
9817 (IX86_BUILTIN_FRCZPS): Ditto.
9818 (IX86_BUILTIN_FRCZPD): Ditto.
9819 (IX86_BUILTIN_CVTPH2PS): Ditto.
9820 (IX86_BUILTIN_CVTPS2PH): Ditto.
9821 (IX86_BUILTIN_COMEQSS): Ditto.
9822 (IX86_BUILTIN_COMNESS): Ditto.
9823 (IX86_BUILTIN_COMLTSS): Ditto.
9824 (IX86_BUILTIN_COMLESS): Ditto.
9825 (IX86_BUILTIN_COMGTSS): Ditto.
9826 (IX86_BUILTIN_COMGESS): Ditto.
9827 (IX86_BUILTIN_COMUEQSS): Ditto.
9828 (IX86_BUILTIN_COMUNESS): Ditto.
9829 (IX86_BUILTIN_COMULTSS): Ditto.
9830 (IX86_BUILTIN_COMULESS): Ditto.
9831 (IX86_BUILTIN_COMUGTSS): Ditto.
9832 (IX86_BUILTIN_COMUGESS): Ditto.
9833 (IX86_BUILTIN_COMORDSS): Ditto.
9834 (IX86_BUILTIN_COMUNORDSS): Ditto.
9835 (IX86_BUILTIN_COMFALSESS): Ditto.
9836 (IX86_BUILTIN_COMTRUESS): Ditto.
9837 (IX86_BUILTIN_COMEQSD): Ditto.
9838 (IX86_BUILTIN_COMNESD): Ditto.
9839 (IX86_BUILTIN_COMLTSD): Ditto.
9840 (IX86_BUILTIN_COMLESD): Ditto.
9841 (IX86_BUILTIN_COMGTSD): Ditto.
9842 (IX86_BUILTIN_COMGESD): Ditto.
9843 (IX86_BUILTIN_COMUEQSD): Ditto.
9844 (IX86_BUILTIN_COMUNESD): Ditto.
9845 (IX86_BUILTIN_COMULTSD): Ditto.
9846 (IX86_BUILTIN_COMULESD): Ditto.
9847 (IX86_BUILTIN_COMUGTSD): Ditto.
9848 (IX86_BUILTIN_COMUGESD): Ditto.
9849 (IX86_BUILTIN_COMORDSD): Ditto.
9850 (IX86_BUILTIN_COMUNORDSD): Ditto.
9851 (IX86_BUILTIN_COMFALSESD): Ditto.
9852 (IX86_BUILTIN_COMTRUESD): Ditto.
9853 (IX86_BUILTIN_COMEQPS): Ditto.
9854 (IX86_BUILTIN_COMNEPS): Ditto.
9855 (IX86_BUILTIN_COMLTPS): Ditto.
9856 (IX86_BUILTIN_COMLEPS): Ditto.
9857 (IX86_BUILTIN_COMGTPS): Ditto.
9858 (IX86_BUILTIN_COMGEPS): Ditto.
9859 (IX86_BUILTIN_COMUEQPS): Ditto.
9860 (IX86_BUILTIN_COMUNEPS): Ditto.
9861 (IX86_BUILTIN_COMULTPS): Ditto.
9862 (IX86_BUILTIN_COMULEPS): Ditto.
9863 (IX86_BUILTIN_COMUGTPS): Ditto.
9864 (IX86_BUILTIN_COMUGEPS): Ditto.
9865 (IX86_BUILTIN_COMORDPS): Ditto.
9866 (IX86_BUILTIN_COMUNORDPS): Ditto.
9867 (IX86_BUILTIN_COMFALSEPS): Ditto.
9868 (IX86_BUILTIN_COMTRUEPS): Ditto.
9869 (IX86_BUILTIN_COMEQPD): Ditto.
9870 (IX86_BUILTIN_COMNEPD): Ditto.
9871 (IX86_BUILTIN_COMLTPD): Ditto.
9872 (IX86_BUILTIN_COMLEPD): Ditto.
9873 (IX86_BUILTIN_COMGTPD): Ditto.
9874 (IX86_BUILTIN_COMGEPD): Ditto.
9875 (IX86_BUILTIN_COMUEQPD): Ditto.
9876 (IX86_BUILTIN_COMUNEPD): Ditto.
9877 (IX86_BUILTIN_COMULTPD): Ditto.
9878 (IX86_BUILTIN_COMULEPD): Ditto.
9879 (IX86_BUILTIN_COMUGTPD): Ditto.
9880 (IX86_BUILTIN_COMUGEPD): Ditto.
9881 (IX86_BUILTIN_COMORDPD): Ditto.
9882 (IX86_BUILTIN_COMUNORDPD): Ditto.
9883 (IX86_BUILTIN_COMFALSEPD): Ditto.
9884 (IX86_BUILTIN_COMTRUEPD): Ditto.
9885 (IX86_BUILTIN_PCOMEQUB): Ditto.
9886 (IX86_BUILTIN_PCOMNEUB): Ditto.
9887 (IX86_BUILTIN_PCOMLTUB): Ditto.
9888 (IX86_BUILTIN_PCOMLEUB): Ditto.
9889 (IX86_BUILTIN_PCOMGTUB): Ditto.
9890 (IX86_BUILTIN_PCOMGEUB): Ditto.
9891 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9892 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9893 (IX86_BUILTIN_PCOMEQUW): Ditto.
9894 (IX86_BUILTIN_PCOMNEUW): Ditto.
9895 (IX86_BUILTIN_PCOMLTUW): Ditto.
9896 (IX86_BUILTIN_PCOMLEUW): Ditto.
9897 (IX86_BUILTIN_PCOMGTUW): Ditto.
9898 (IX86_BUILTIN_PCOMGEUW): Ditto.
9899 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9900 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9901 (IX86_BUILTIN_PCOMEQUD): Ditto.
9902 (IX86_BUILTIN_PCOMNEUD): Ditto.
9903 (IX86_BUILTIN_PCOMLTUD): Ditto.
9904 (IX86_BUILTIN_PCOMLEUD): Ditto.
9905 (IX86_BUILTIN_PCOMGTUD): Ditto.
9906 (IX86_BUILTIN_PCOMGEUD): Ditto.
9907 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9908 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9909 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9910 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9911 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9912 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9913 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9914 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9915 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9916 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9917 (IX86_BUILTIN_PCOMEQB): Ditto.
9918 (IX86_BUILTIN_PCOMNEB): Ditto.
9919 (IX86_BUILTIN_PCOMLTB): Ditto.
9920 (IX86_BUILTIN_PCOMLEB): Ditto.
9921 (IX86_BUILTIN_PCOMGTB): Ditto.
9922 (IX86_BUILTIN_PCOMGEB): Ditto.
9923 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9924 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9925 (IX86_BUILTIN_PCOMEQW): Ditto.
9926 (IX86_BUILTIN_PCOMNEW): Ditto.
9927 (IX86_BUILTIN_PCOMLTW): Ditto.
9928 (IX86_BUILTIN_PCOMLEW): Ditto.
9929 (IX86_BUILTIN_PCOMGTW): Ditto.
9930 (IX86_BUILTIN_PCOMGEW): Ditto.
9931 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9932 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9933 (IX86_BUILTIN_PCOMEQD): Ditto.
9934 (IX86_BUILTIN_PCOMNED): Ditto.
9935 (IX86_BUILTIN_PCOMLTD): Ditto.
9936 (IX86_BUILTIN_PCOMLED): Ditto.
9937 (IX86_BUILTIN_PCOMGTD): Ditto.
9938 (IX86_BUILTIN_PCOMGED): Ditto.
9939 (IX86_BUILTIN_PCOMFALSED): Ditto.
9940 (IX86_BUILTIN_PCOMTRUED): Ditto.
9941 (IX86_BUILTIN_PCOMEQQ): Ditto.
9942 (IX86_BUILTIN_PCOMNEQ): Ditto.
9943 (IX86_BUILTIN_PCOMLTQ): Ditto.
9944 (IX86_BUILTIN_PCOMLEQ): Ditto.
9945 (IX86_BUILTIN_PCOMGTQ): Ditto.
9946 (IX86_BUILTIN_PCOMGEQ): Ditto.
9947 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9948 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9949 (enum multi_arg_type): New enum for describing the various SSE5
9950 intrinsic argument types.
9951 (bdesc_multi_arg): New table for SSE5 intrinsics.
9952 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9953 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9955 (ix86_expand_builtin): Add SSE5 intrinsic support.
9956 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9957 operand instructions.
9958 (ix86_expand_sse5_multiple_memory): New function to split the
9959 second memory reference from SSE5 instructions.
9960 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9961 (ix86_return_pops_args): Use stdarg_p to determine if the function
9962 has variable arguments.
9963 (ix86_setup_incoming_varargs): Ditto.
9964 (x86_this_parameter): Ditto.
9966 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9968 (ix86_expand_sse5_pack): Ditto.
9969 (ix86_sse5_valid_op_p): Ditto.
9970 (ix86_expand_sse5_multiple_memory): Ditto.
9972 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9973 constant for SSE5 support.
9974 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9975 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9976 (UNSPEC_SSE5_PERMUTE): Ditto.
9977 (UNSPEC_SSE5_ASHIFT): Ditto.
9978 (UNSPEC_SSE5_LSHIFT): Ditto.
9979 (UNSPEC_FRCZ): Ditto.
9980 (UNSPEC_CVTPH2PS): Ditto.
9981 (UNSPEC_CVTPS2PH): Ditto.
9982 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9984 (COM_FALSE_S): Ditto.
9985 (COM_FALSE_P): Ditto.
9986 (COM_TRUE_S): Ditto.
9987 (COM_TRUE_P): Ditto.
9988 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9989 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9991 (memory attribute): Ditto.
9992 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9993 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9994 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9995 (floor<mode>2): Ditto.
9996 (ceil<mode>2): Ditto.
9997 (btrunc<mode>2): Ditto.
9998 (nearbyintdf2): Ditto.
9999 (nearbyintsf2): Ditto.
10000 (sse_setccsf): Disable if SSE5.
10001 (sse_setccdf): Ditto.
10002 (sse5_setcc<mode>): New support for SSE5 conditional move.
10003 (sse5_pcmov_<mode>): Ditto.
10005 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
10006 (SSEMODEF4): Ditto.
10007 (SSEMODEF2P): Ditto.
10008 (ssemodesuffixf4): New mode attribute for SSE5.
10009 (ssemodesuffixf2s): Ditto.
10010 (ssemodesuffixf2c): Ditto.
10011 (sserotatemax): Ditto.
10012 (ssescalarmode): Ditto.
10013 (sse_maskcmpv4sf3): Disable if SSE5.
10014 (sse_maskcmpv2df3): Ditto.
10015 (sse_vmmaskcmpv4sf3): Ditto.
10016 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
10017 (sse5_vmfmadd<mode>4): Ditto.
10018 (sse5_fmsub<mode>4): Ditto.
10019 (sse5_vmfmsub<mode>4): Ditto.
10020 (sse5_fnmadd<mode>4): Ditto.
10021 (sse5_vmfnmadd<mode>4): Ditto.
10022 (sse5_fnmsub<mode>4): Ditto.
10023 (sse5_vmfnmsub<mode>4): Ditto.
10024 (sse5i_fmadd<mode>4): Ditto.
10025 (sse5i_fmsub<mode>4): Ditto.
10026 (sse5i_fnmadd<mode>4): Ditto.
10027 (sse5i_fnmsub<mode>4): Ditto.
10028 (sse5i_vmfmadd<mode>4): Ditto.
10029 (sse5i_vmfmsub<mode>4): Ditto.
10030 (sse5i_vmfnmadd<mode>4): Ditto.
10031 (sse5i_vmfnmsub<mode>4): Ditto.
10032 (mulv16qi3): Add SSE5 support.
10034 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
10035 (sse2_mulv4si3): Disable if SSE5.
10036 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
10037 (sse4_1_roundps): Ditto.
10038 (sse4_1_roundsd): Ditto.
10039 (sse4_1_roundss): Ditto.
10040 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
10042 (sse_maskcmpsf3): Ditto.
10043 (sse_vmmaskcmpv4sf3): Ditto.
10044 (sse2_maskcmpv2df3): Ditto.
10045 (sse2_maskcmpdf3): Ditto.
10046 (sse2_vmmaskcmpv2df3): Ditto.
10047 (sse2_eq<mode>3): Ditto.
10048 (sse2_gt<mode>3): Ditto.
10049 (sse5_pcmov_<mode>): Add SSE5 support.
10050 (vec_unpacku_hi_v16qi): Ditto.
10051 (vec_unpacks_hi_v16qi): Ditto.
10052 (vec_unpacku_lo_v16qi): Ditto.
10053 (vec_unpacks_lo_v16qi): Ditto.
10054 (vec_unpacku_hi_v8hi): Ditto.
10055 (vec_unpacks_hi_v8hi): Ditto.
10056 (vec_unpacku_lo_v8hi): Ditto.
10057 (vec_unpacks_lo_v8hi): Ditto.
10058 (vec_unpacku_hi_v4si): Ditto.
10059 (vec_unpacks_hi_v4si): Ditto.
10060 (vec_unpacku_lo_v4si): Ditto.
10061 (vec_unpacks_lo_v4si): Ditto.
10062 (sse5_pmacsww): New SSE5 intrinsic insn.
10063 (sse5_pmacssww): Ditto.
10064 (sse5_pmacsdd): Ditto.
10065 (sse5_pmacssdd): Ditto.
10066 (sse5_pmacssdql): Ditto.
10067 (sse5_pmacssdqh): Ditto.
10068 (sse5_pmacsdqh): Ditto.
10069 (sse5_pmacsswd): Ditto.
10070 (sse5_pmacswd): Ditto.
10071 (sse5_pmadcsswd): Ditto.
10072 (sse5_pmadcswd): Ditto.
10073 (sse5_pcmov_<move>): Conditional move support on SSE5.
10074 (sse5_phaddbw): New SSE5 intrinsic insn.
10075 (sse5_phaddbd): Ditto.
10076 (sse5_phaddbq): Ditto.
10077 (sse5_phaddwd): Ditto.
10078 (sse5_phaddwq): Ditto.
10079 (sse5_phadddq): Ditto.
10080 (sse5_phaddubw): Ditto.
10081 (sse5_phaddubd): Ditto.
10082 (sse5_phaddubq): Ditto.
10083 (sse5_phadduwd): Ditto.
10084 (sse5_phadduwq): Ditto.
10085 (sse5_phaddudq): Ditto.
10086 (sse5_phsubbw): Ditto.
10087 (sse5_phsubwd): Ditto.
10088 (sse5_phsubdq): Ditto.
10089 (sse5_pperm): Ditto.
10090 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
10091 (sse5_pperm_zero_v16qi_v8hi): Ditto.
10092 (sse5_pperm_sign_v8hi_v4si): Ditto.
10093 (sse5_pperm_zero_v8hi_v4si): Ditto.
10094 (sse5_pperm_sign_v4si_v2di): Ditto.
10095 (sse5_pperm_sign_v4si_v2di): Ditto.
10096 (sse5_pperm_pack_v2di_v4si): Ditto.
10097 (sse5_pperm_pack_v4si_v8hi): Ditto.
10098 (sse5_pperm_pack_v8hi_v16qi): Ditto.
10099 (sse5_perm<mode>): New SSE5 intrinsic insn.
10100 (rotl<mode>3): Ditto.
10101 (sse5_rotl<mode>3): Ditto.
10102 (sse5_ashl<mode>3): Ditto.
10103 (sse5_lshl<mode>3): Ditto.
10104 (sse5_frcz<mode>2): Ditto.
10105 (sse5s_frcz<mode>2): Ditto.
10106 (sse5_cvtph2ps): Ditto.
10107 (sse5_cvtps2ph): Ditto.
10108 (sse5_vmmaskcmp<mode>3): Ditto.
10109 (sse5_com_tf<mode>3): Ditto.
10110 (sse5_maskcmp<mode>3): Ditto.
10111 (sse5_maskcmp_uns<mode>3): Ditto.
10112 (sse5_maskcmp_uns2<mode>3): Ditto.
10113 (sse5_pcom_tf<mode>3): Ditto.
10115 * config/i386/predicates.md (sse5_comparison_float_operator):
10116 New predicate to match the comparison operators supported by
10117 the SSE5 com instruction.
10118 (ix86_comparison_int_operator): New predicate to match just the
10119 signed int comparisons.
10120 (ix86_comparison_uns_operator): New predicate to match just the
10121 unsigned int comparisons.
10123 * doc/invoke.texi (-msse5): Add documentation.
10124 (-mfused-madd): Ditto.
10126 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
10128 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
10130 (x86_64-*-*): Ditto.
10132 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
10134 * config/i386/bmmintrin.h: New file, provide common x86 compiler
10135 intrinisics for SSE5.
10137 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
10140 * config/i386/mmintrin-common.h: New file, to contain common
10141 instructions between SSE4.1 and SSE5.
10143 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
10144 FOREACH_FUNCTION_ARGS to iterate over the argument list.
10145 (gen_regparm_prefix): Ditto.
10147 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
10148 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
10149 prototype_p to determine if a function is prototyped.
10151 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
10153 * c-common.c (c_common_reswords) add the alignof keyword,
10154 with same RID as __alignof and __alignof__
10156 2009-08-25 Anatoly Sokolov <aesok@post.ru>
10158 * hooks.h (hook_bool_const_int_const_int_true): Declare.
10159 * hooks.c (hook_bool_const_int_const_int_true): New function.
10160 * target.h (struct gcc_target): Add can_eliminate field.
10161 * target-def.h (TARGET_CAN_ELIMINATE): Define.
10162 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
10163 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
10164 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
10165 (elim_table): Revise comment.
10166 * system.h (CAN_ELIMINATE): Poison.
10167 * defaults.h (CAN_ELIMINATE): Remove.
10168 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
10170 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
10171 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
10173 (alpha_vms_can_eliminate): Declare as static, change return type to
10175 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
10177 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
10178 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
10179 (arm_can_eliminate): New function.
10181 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
10182 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
10183 (avr_can_eliminate): Declare as static.
10184 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
10186 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
10187 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
10188 (bfin_can_eliminate): New function.
10190 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
10191 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
10192 (crx_can_eliminate): New function.
10194 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
10195 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
10196 (fr30_can_eliminate): New function.
10198 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
10199 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
10200 (frv_can_eliminate): New function.
10202 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
10203 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
10204 (h8300_can_eliminate): New function.
10206 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
10207 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
10208 (i386_can_eliminate): Declare as static, change return type to bool.
10209 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
10211 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
10212 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
10213 (ia64_can_eliminate): New function.
10215 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
10216 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
10217 (iq2000_can_eliminate): New function.
10219 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
10220 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
10221 (m32r_can_eliminate): New function.
10223 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
10224 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
10225 (m68hc11_can_eliminate): New function.
10227 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
10228 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
10229 (m68k_can_eliminate): New function.
10231 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
10232 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
10233 (mep_can_eliminate): New function.
10235 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
10236 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
10237 (mips_can_eliminate): New function.
10239 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
10240 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
10241 (rs6000_can_eliminate): New function.
10243 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
10244 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
10245 (s390_can_eliminate): Declare as static.
10246 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
10248 * config/score/score.h (CAN_ELIMINATE): Remove macro.
10249 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
10250 (score_can_eliminate): New function.
10252 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
10253 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
10254 (sparc_can_eliminate): Declare as static.
10255 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
10257 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
10258 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
10259 (xstormy16_can_eliminate): New function.
10261 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
10262 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
10263 (v850_can_eliminate): New function.
10265 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
10267 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
10268 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
10269 (*movdfcc_ext[1234]): Disable for IEEE mode.
10271 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
10273 * gimplify.c (prepare_gimple_addressable): New static function.
10274 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
10276 (gimplify_addr_expr): Invoke it similarly on the operand instead of
10277 manually fiddling with it.
10279 2009-08-25 Michael Matz <matz@suse.de>
10281 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
10282 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
10284 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
10285 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
10286 (do_jump): Split out code for simple binary comparisons into ...
10287 (do_jump_1): ... this, taking the individual operands and code.
10288 Change callers to helper function above accordingly.
10289 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
10292 2009-08-25 Michael Matz <matz@suse.de>
10294 * expr.h (struct separate_ops, sepops): New type for passing
10295 around an exploded simple expression.
10296 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
10297 Use this structure instead of expression tree.
10298 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
10299 expression, only its type.
10300 (expand_vec_cond_expr): Take type and individual operands instead
10301 of full expression.
10302 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
10303 expand_vec_shift_expr): Change prototype accordingly.
10304 * tree-vect-stmts.c (vectorizable_condition): Change call of
10305 expand_vec_cond_expr_p to pass only type.
10306 * expr.c (do_store_flags): Change prototype and implementation
10307 to take an exploded expression.
10308 (expand_expr_real_1): New local ops initialized with details
10309 of the full expression. Use it instead of full
10310 expression in calls to do_store_flags, expand_vec_cond_expr,
10311 expand_widen_pattern_expr and expand_vec_shift_expr.
10313 2009-08-25 Michael Matz <matz@suse.de>
10315 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
10316 treeop2 initialized with first three operands of the full expression.
10317 Substitute all TREE_OPERAND (exp, [012]) calls with them.
10319 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
10321 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
10322 (__gthread_objc_condition_allocate): Mark arguments as unused.
10323 (__gthread_objc_condition_deallocate): Likewise.
10324 (__gthread_objc_condition_wait): Likewise.
10325 (__gthread_objc_condition_broadcast): Likewise.
10326 (__gthread_objc_condition_signal): Likewise.
10327 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
10328 (__gthread_objc_thread_id): Likewise.
10330 2009-08-25 Janus Weil <janus@gcc.gnu.org>
10332 PR middle-end/41149
10333 * tree-pretty-print.c (print_call_name): Print the correct call name
10334 for procedure pointer components.
10336 2009-08-24 Steve Ellcey <sje@cup.hp.com>
10338 * config/ia64/ia64.c (ia64_promote_function_mode): Call
10339 default_promote_function_mode when not VMS.
10341 2009-08-24 Olivier Hainque <hainque@adacore.com>
10343 * convert.c (convert_to_integer): Don't assume an input pointer is
10344 POINTER_SIZE wide. Fetch from the type instead.
10346 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10348 * configure.ac (AC_PREREQ): Bump to 2.64.
10350 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
10352 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
10353 (process_command): Don't search standard_exec_prefix_1 and
10354 standard_exec_prefix_2.
10356 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10358 * config/arm/arm.c (output_return_instruction): Handle for
10361 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10363 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
10365 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10367 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
10368 (*arm_movdf_vfp): Likewise.
10370 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10372 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
10373 (vashr<mode>3): Rename from ashr<mode>3.
10374 (vlshr<mode>3): Rename from lshr<mode>3.
10376 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
10379 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
10380 (check_format_info_main): Use scalar_identify_flag.
10381 (check_format_types): Check for scalar size identity if
10382 scalar_identify_flag is set.
10383 (printf_length_specs): Extend by new field.
10384 (asm_fprintf_length_specs): Likewise.
10385 (gcc_diag_length_specs): Likewise.
10386 (scanf_length_specs): Likewise.
10387 (strfmon_length_specs): Likewise.
10388 (gcc_gfc_length_specs): Likewise.
10389 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
10390 (ms_printf_flag_specs): Likewise.
10391 * c-format.h (format_length_info): Add new member scalar_identity_flag.
10393 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
10396 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
10397 (*call_value_pop_1): Ditto.
10398 (*sibcall_pop_1): New insn pattern.
10399 (*sibcall_value_pop_1): Ditto.
10401 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10404 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
10407 2009-08-23 Alan Modra <amodra@bigpond.net.au>
10410 * fwprop.c (try_fwprop_subst): Allow multiple sets.
10411 (get_reg_use_in): New function.
10412 (forward_propagate_subreg): Propagate through subreg of zero_extend
10415 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
10417 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
10418 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10420 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10422 * configure.ac: Remove --with-datarootdir, --with-docdir,
10423 --with-htmldir switches. No need to call AC_SUBST for
10424 datarootdir, docdir, htmldir any more.
10425 * configure: Regenerate.
10426 * doc/install.texi (Configuration): Document --datarootdir,
10427 --docdir, --htmldir, --pdfdir; update documentation for
10428 --infodir, --mandir.
10429 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
10432 * aclocal.m4: Regenerate.
10433 * config.in: Regenerate.
10434 * configure: Regenerate.
10436 2009-08-21 Douglas B Rupp <rupp@gnat.com>
10437 Olivier Hainque <hainque@adacore.com>
10439 * config/ia64/ia64.c: Include libfuncs.h.
10440 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
10441 (ia64_expand_call): Use reg 25 on VMS.
10442 (ia64_initialize_trampoline): Fix for VMS ABI.
10443 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
10444 (ia64_function_arg): Initialize reg 25 on VMS.
10445 Fix OpenVMS ABI issues for varargs.
10446 For OpenVMS, emit the Argument Information register set in the
10447 incoming/sibcall case as well.
10448 (ia64_arg_type): New function.
10449 (ia64_function_arg_advance): Keep track of cum->words.
10450 Fix OpenVMS ABI issues for varargs.
10451 (ia64_function_value): On VMS, promote mode of non-aggregate types.
10452 (ia64_override_options): Set flag_no_common on VMS.
10453 (ia64_init_builtins): Disable FWRITE builtin.
10454 (ia64_asm_output_external): Call DO_CRTL_NAMES.
10455 (ia64_vms_init_libfuncs): Add decc$ routines.
10456 (ia64_vms_valid_pointer_mode): New function.
10457 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
10458 (ia64_promote_function_mode): New function
10459 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
10460 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
10461 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
10462 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
10463 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
10464 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
10465 Suppress trailing '#' if VALUE is numeric.
10466 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
10467 ia64_promote_function_mode.
10468 (TARGET_VALID_POINTER_MODE): Define.
10470 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10473 * config/rs6000/rs6000.c (rs6000_override_options): Use
10474 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
10477 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
10478 reporting of vector + decimal/boolean/complex error.
10480 2009-08-21 Jakub Jelinek <jakub@redhat.com>
10482 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
10483 __vector double TYPE_DECL.
10485 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
10487 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
10488 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
10489 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
10490 to pointer to enum machine_mode. Update all callers as needed.
10492 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
10494 * config/alpha/alpha.md (exception_receiver): Emit alternative
10495 GP load sequence if flag_reorder_blocks_and_partition is set.
10496 (*exception_receiver_2): Also enable when
10497 flag_reorder_blocks_and_partition is set.
10499 2009-08-20 Matt Rice <ratmice@gmail.com>
10500 Diego Novillo <dnovillo@google.com>
10502 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
10505 2009-08-20 Richard Guenther <rguenther@suse.de>
10507 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
10508 * c-tree.h (c_dup_lang_specific_decl): Remove.
10509 (struct lang_decl, struct lang_type): Move definitions ...
10510 * c-lang.h: ... here. New file.
10511 * c-decl.c: Include c-lang.h.
10512 (c_dup_lang_specific_decl): Remove.
10513 * c-typeck.c: Include c-lang.h.
10514 * Makefile.in (c-decl.o): Add c-lang.h dependency.
10515 (c-typeck.o): Likewise.
10516 * c-config-lang.in (gtfiles): Add c-lang.h.
10517 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
10520 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
10522 * config/alpha/alpha.c (alpha_end_function): Do not clear
10523 crtl->emit structure and free insn locators if cfun->is_thunk is true,
10524 this is now handled in generic code.
10526 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10528 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
10529 (s390_z10_fix_long_loop_prediction): New function.
10530 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
10531 (s390_reorg): Walk over the INSNs and invoke
10532 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
10534 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
10536 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
10537 "*brx_64bit", "*brx_31bit"): New patterns.
10538 * config/s390/s390.c ('E'): New output modifier.
10540 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10541 Richard Earnshaw <richard.earnshaw@arm.com>
10543 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
10544 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
10546 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10548 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
10550 * pa.c (emit_move_sequence): Check if address of operand1 is valid
10551 for mode mode of operand0 when doing secondary reload for SAR.
10553 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10555 PR middle-end/41123
10556 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
10557 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
10559 2009-08-19 Jason Merrill <jason@redhat.com>
10561 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
10562 supported template depth in C++0x.
10564 2009-08-19 Jakub Jelinek <jakub@redhat.com>
10566 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
10567 free_after_compilation.
10568 * config/score/score7.c (score7_output_mi_thunk): Likewise.
10569 * config/score/score3.c (score3_output_mi_thunk): Likewise.
10570 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10571 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10572 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10573 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10574 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10576 2009-08-19 Ian Lance Taylor <iant@google.com>
10578 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
10579 of (plus (mult (neg B) C) A).
10581 2009-08-18 Michael Matz <matz@suse.de>
10583 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
10584 instead of comparing TYPE_MAIN_VARIANT for equality.
10585 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
10586 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
10587 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
10588 * gimplify.c (goa_lhs_expr_p): Ditto and use
10589 STRIP_USELESS_TYPE_CONVERSION.
10591 2009-08-18 Michael Matz <matz@suse.de>
10593 * tree-ssa-structalias.c (create_variable_info_for): Also mark
10594 first field in a struct.
10595 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
10597 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10599 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10600 locators before emit_insn is called. Remove assert that
10602 (alpha_end_function): Clear crtl->emit structure and free insn
10603 locators if cfun->is_thunk is true.
10605 2009-08-18 Jason Merrill <jason@redhat.com>
10607 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
10609 * configure.ac: Test for it.
10610 * configure, config.in: Regenerate.
10611 * doc/install.texi: Document --enable-gnu-unique-object.
10613 2009-08-18 Richard Guenther <rguenther@suse.de>
10615 PR middle-end/41094
10616 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
10617 pow(x,y*z) only if x is nonnegative.
10619 2009-08-18 Jakub Jelinek <jakub@redhat.com>
10621 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
10625 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
10626 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10628 2009-08-17 DJ Delorie <dj@redhat.com>
10630 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
10631 * config/m32c/prologue.md (epilogue_freit): New.
10633 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
10634 (bank_switch_p): Likewise.
10635 (fast_interrupt_p): Likewise.
10636 (interrupt_p): Likewise.
10637 (m32c_conditional_register_usage): Round memregs size up.
10638 (need_to_save): We only need to save $a0 when we use ENTER.
10639 (interrupt_p): Check for fast_interrupt too.
10640 (bank_switch_p): New.
10641 (fast_interrupt_p): New.
10642 (m32c_attribute_table): Add bank_switch and fast_interrupt.
10643 (m32c_emit_prolog): Support bank switching and fast interrupts.
10644 * doc/extend.texi (Function Attributes): Add bank_switch and
10647 2009-08-17 Douglas B Rupp <rupp@gnat.com>
10649 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
10650 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
10652 2009-08-16 Douglas B Rupp <rupp@gnat.com>
10654 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
10655 (menu): Add IA-64/VMS Options.
10656 (IA-64/VMS Options): Likewise.
10658 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10661 * config/mips/mips.md (*lwxs): Use :P for pointer values.
10663 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
10665 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
10666 (mips_pop_asm_switch): Likewise.
10667 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
10669 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10670 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
10671 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
10672 (mips_print_operand_punctuation): Use them. Check mips_noreorder
10673 instead of set_noreorder.
10674 (mips_output_function_prologue): Use the new functions.
10675 (mips_output_function_epilogue): Likewise.
10676 (mips_need_noat_wrapper_p): New function, split out from...
10677 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
10678 Use mips_push_asm_switch and mips_pop_asm_switch.
10679 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
10680 and mips_pop_asm_switch.
10681 (ASM_OUTPUT_REG_POP): Likewise.
10682 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
10683 Use mips_pop_asm_switch.
10684 (mips_asm_switch): New structure.
10685 (set_noreorder, set_nomacro): Replace with...
10686 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
10687 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
10688 instead of set_nomacro.
10689 (fix_truncsfsi2_macro): Likewise.
10690 (cprestore): Likewise.
10691 (hazard): Use mips_noreorder instead of set_noreorder.
10692 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10694 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
10696 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
10697 from prev_active_insn.
10699 2009-08-16 Anatoly Sokolov <aesok@post.ru>
10701 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
10702 * config/avr/avr.c (avr_override_options): Initialize
10703 avr_current_arch variable.
10704 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
10705 __AVR_HAVE_16BIT_SP__ according to the device type.
10706 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
10708 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
10709 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
10711 2009-08-16 Dodji Seketeli <dodji@redhat.com>
10714 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
10715 generating inlined subroutine die only. We shouldn't be
10716 called for anything else.
10717 (gen_block_die): Don't generate inline subroutine debug info for
10720 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10722 * graphite-poly.c (print_pbb): Print PBB index.
10724 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
10726 PR middle-end/40981
10727 * graphite-interchange.c (ppl_max_for_le): Moved...
10728 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
10729 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
10730 ppl_Pointset_Powerset_C_Polyhedron_maximize.
10731 * graphite-ppl.h (ppl_max_for_le): Declared.
10733 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
10735 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
10736 supported on all platforms.
10737 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
10738 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
10739 * c-pragma.c: Likewise.
10740 * target-def.h (TARGET_INITIALIZER): Remove
10741 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10742 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
10744 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10746 * config/ia64/fde-vms.c: New file.
10747 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
10748 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
10749 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
10750 (uw_frame_state_for): Only register a personality routine if it is
10751 known to be compatible with our expectations.
10752 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
10753 Declare unw_table_entry stack variable and
10754 mod all calls to _Unwind_FindTableEntry to add arg.
10755 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
10756 (_Unwind_FindTableEntry): Add arg to prototype.
10758 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10760 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10761 field 'signal_pfs_loc'.
10762 (uw_frame_state_for): Remove duplicate code dealing with leaf
10763 procedures without unwind info.
10764 If in the frame after unwinding through a signal handler, restore
10765 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10766 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10767 'pfs_loc' to the AR.PFS location in the signal context; instead
10768 set 'signal_pfs_loc'.
10769 Manually generate the unwind info for the AR.PFS register.
10770 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10771 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10772 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10773 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10774 instead set 'signal_pfs_loc'.
10775 Remove code preventing the AR.PFS register from being restored
10776 from the signal context.
10778 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10779 Tristan Gingold <gingold@adacore.com>
10781 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10782 * config/ia64/t-vms: New file.
10783 * config/ia64/vms64.h: New file.
10784 * config/ia64/vms.h: New file.
10785 * config/ia64/vms-crtinit.asm: New file.
10786 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10787 * config/ia64/vms-unwind.h: New file.
10789 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10791 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10794 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10796 PR middle-end/30789
10797 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10798 Move declaration...
10799 * real.h (do_mpc_arg2): ... here.
10800 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10803 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10805 * final.c (add_debug_prefix_map): Don't use GC memory for
10806 old_prefix and new_prefix.
10808 2009-08-14 Richard Guenther <rguenther@suse.de>
10810 * ipa-prop.c (compute_complex_pass_through): If we cannot
10811 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10813 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10815 * c-lex.c (c_lex_with_flags): Increase size of local variable
10816 to avoid memory clobber.
10818 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10821 * config/i386/i386.c (ix86_fp_comparison_strategy):
10822 Only enable/disable sahf at function granularity.
10824 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10826 PR rtl-optimization/41064
10827 * reload1.c (reload_as_needed): Don't call extract_insn
10828 for known invalid replacements after calling
10829 validate_replace_rtx_group and verify_changes.
10831 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10834 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10835 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10836 ix86_expand_fp_vcond.
10837 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10838 Assert that operation is supported by ix86_expand_int_vcond.
10839 (vcondu<SSEMODE124C8:mode>): Ditto.
10841 2009-08-13 DJ Delorie <dj@redhat.com>
10843 * config/i386/djgpp-stdint.h: New.
10844 * config.gcc (djgpp): Use it.
10846 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10848 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10849 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10851 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10853 * tree-ssa-loop-prefetch.c
10854 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10855 for long-stride pruning.
10856 (compute_miss_rate): New function to compute the probability
10857 that two memory references access different cache lines.
10859 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10861 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10863 2009-08-13 Richard Guenther <rguenther@suse.de>
10865 PR middle-end/41047
10866 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10867 use the constant pointer type.
10868 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10869 of CV qualifiers on the target pointer type.
10870 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10871 conversion check before restrict check.
10873 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10876 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10878 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10880 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10882 2009-08-12 Richard Guenther <rguenther@suse.de>
10884 PR tree-optimization/41011
10885 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10886 and reference constructing.
10888 2009-08-12 Xinliang David Li <davidxl@google.com>
10890 PR tree-optimization/41012
10891 * tree-flow.h : New external interface.
10892 * gimple-low.c (check_call_arg): Change to public function.
10893 Remove argument mismatch check in lowering.
10894 * tree-inline.h (tree_can_inline_p): Interface change.
10895 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10896 into this function.
10897 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10898 Call change to tree_can_inline_p function.
10899 (cgraph_decide_inlining_incrementally): Ditto.
10901 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10903 PR tree-optimization/41031
10904 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10905 on the partition variable rather than promote_mode on the source
10906 type. Assert that the partition variable's type has the same
10907 mode as the source value's.
10909 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10911 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10912 for for_return == 2.
10913 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10915 * calls.c (expand_call): Fix typo.
10916 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10918 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10920 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10921 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10922 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10923 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10925 2009-08-12 Andrew Haley <aph@redhat.com>
10927 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10929 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10932 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10934 2009-08-12 Richard Guenther <rguenther@suse.de>
10936 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10937 * gimplify.c (gimplify_modify_expr): Do not use
10938 lang_hooks.types_compatible_p.
10939 * tree-ssa.c (useless_type_conversion_p): For aggregates
10940 just return false if the canonical types differ.
10942 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10944 PR middle-end/40980
10945 * sese.c (convert_for_phi_arg): New.
10946 (add_guard_exit_phis): Use convert_for_phi_arg.
10948 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10950 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10951 unknown subscript upper bounds.
10953 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10954 Pranav Garg <pranav.garg2107@gmail.com>
10956 * graphite-interchange.c (gather_access_strides): Removed.
10957 (ppl_max_for_le): New.
10958 (build_linearized_memory_access): New.
10959 (memory_stride_in_loop): New.
10960 (pbb_interchange_profitable_p): Reimplemented.
10961 * graphite-ppl.h (ppl_new_id_map): New.
10962 (ppl_interchange): New.
10964 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10966 * graphite-interchange.c (compute_subscript): Removed.
10967 (compute_array_size_cstr): Removed.
10968 (compute_array_size_poly): Removed.
10969 (compute_array_size): Removed.
10970 (gather_access_strides_poly): Removed.
10971 (gather_access_strides): Empty.
10973 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10975 * graphite-dependences.c (dependence_polyhedron_1): Replace
10976 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10977 (graphite_legal_transform_dr): Same.
10978 (graphite_carried_dependence_level_k): Same.
10979 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10980 Initialize PDR_NB_SUBSCRIPTS.
10981 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10983 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10984 (PDR_NB_SUBSCRIPTS): New.
10985 (pdr_nb_subscripts): Removed.
10986 (pdr_dim): Simplified.
10987 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10988 with PDR_NB_SUBSCRIPTS.
10990 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10992 * graphite-interchange.c (compute_array_size): Remove use of
10993 PDR_DATA_CONTAINER.
10994 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10995 Do not initialize PDR_DATA_CONTAINER.
10996 (print_pdr): Do not print PDR_DATA_CONTAINER.
10997 * graphite-poly.h (struct poly_dr): Remove data_container field.
10998 (PDR_DATA_CONTAINER): Removed.
10999 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
11000 PDR_DATA_CONTAINER.
11001 (build_poly_dr): Same.
11003 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11004 Sebastian Pop <sebastian.pop@amd.com>
11006 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
11007 copy of the dependence polyhedron. Free the temporary objects.
11008 (graphite_carried_dependence_level_k): Free unused objects before
11011 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11013 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
11014 Early return without analyzing the data dependences if no
11015 transform has been done. Call restore_scattering if the transform
11017 (graphite-interchange.c): Same.
11018 * graphite-poly.c (print_scattering_function): Test for
11020 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
11021 (apply_poly_transforms): Do not gcc_assert that
11022 the transform is legal.
11023 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
11024 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
11025 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
11026 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
11027 * graphite-poly.h (struct poly_scattering): New.
11028 (struct poly_bb): Add original, transformed, and saved fields.
11029 Remove transformed_scattering, original_scattering,
11030 nb_local_variables and nb_scattering_transform fields.
11031 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
11032 (poly_scattering_new): New.
11033 (poly_scattering_free): New.
11034 (poly_scattering_copy): New.
11035 (store_scattering_pbb): New.
11036 (store_scattering): New.
11037 (restore_scattering_pbb): New.
11038 (restore_scattering): New.
11039 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
11040 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
11042 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11044 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
11045 (print_scop): Same.
11047 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11049 * Makefile.in (graphite.o): Depends on PREDICT_H.
11050 * graphite.c: Include predict.h.
11051 (graphite_finalize): Call tree_estimate_probability.
11052 * predict.c (predict_loops): Do not call scev_initialize and
11054 (tree_estimate_probability_bb): New.
11055 (tree_estimate_probability): Do not initialize loops: move that
11056 code to the driver. Call tree_estimate_probability_bb.
11057 (tree_estimate_probability_driver): New.
11058 (pass_profile): Use tree_estimate_probability_driver.
11059 * predict.h (tree_estimate_probability): Declared.
11061 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
11063 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
11064 * graphite-dependences.c (graphite_legal_transform): Add time to
11065 TV_GRAPHITE_DATA_DEPS.
11066 (dependency_between_pbbs_p): Same.
11067 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
11069 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
11071 PR rtl-optimization/41033
11072 * alias.c (nonoverlapping_component_refs_p): Punt when strict
11073 aliasing is disabled.
11075 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11077 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
11078 si_mask_operand, and_load_operand, low_bitmask_operand,
11079 and_reg_operand, and_operand): New predicates.
11080 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
11081 * config/mips/mips.c (and_operands_ok): New function.
11082 * config/mips/mips-protos.h (and_operands_ok): Declare it.
11083 * config/mips/mips.md (move_type): Add ext_ins and logical.
11084 (type): Handle them.
11085 (and<mode>3): Use and_reg_operand as the second operand's predicate.
11086 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
11087 shift_shift. Remove commutative constraint modifier.
11088 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
11090 (*clear_upper32_dext): Remove define_insn_and_split.
11091 (*clear_upper32): Turn this define_insn_and_split ...
11092 (splitter for ANDing register with 0xffff_ffff): .. into this.
11094 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
11096 * combine.c (try_widen_shift_mode): Factor out code to check if an
11097 integer constant is a low-order bitmask from here ...
11098 * rtlanal.c (low_bitmask_len): ... to here.
11099 * rtl.h (low_bitmask_len): Declare.
11101 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
11104 * config/alpha/alpha.md (addsi3): Remove expander.
11105 (addsi3): Rename from *addsi3_internal insn pattern.
11106 (subsi3): Remove expander.
11107 (subsi3): Rename from *subsi3_internal insn pattern.
11109 2009-08-11 Douglas B Rupp <rupp@gnat.com>
11111 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
11114 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
11115 Eric Botcazou <botcazou@adacore.com>
11116 Douglas B Rupp <rupp@gnat.com>
11118 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
11119 that records that fit in 64 bits are returned by immediate value,
11120 as required by OpenVMS Calling Standard.
11121 (function_value): Adjust for above modification.
11122 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
11123 virtual_incoming_args_rtx as base object, not next_arg.
11124 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11126 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11128 * reload.c (find_reloads_subreg_address): Check the original
11129 req_equiv_mem address to detect the case where an address is
11130 not valid in the outer mode.
11132 2009-08-11 Richard Guenther <rguenther@suse.de>
11135 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
11137 2009-08-10 Douglas B Rupp <rupp@gnat.com>
11139 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
11140 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
11142 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
11143 Douglas B Rupp <rupp@gnat.com>
11145 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
11146 PT_STACK when frame_pointer_needed on OpenVMS.
11147 (alpha_pv_save_size, alpha_using_fp): Remove.
11148 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
11149 with proper processing for PT_NULL.
11150 (alpha_vms_initial_elimination_offset): New function. Support for
11151 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
11152 (alpha_sa_size): Force procedure type to PT_STACK when
11153 frame_pointer_needed on OpenVMS.
11154 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
11155 (alpha_using_fp): Likewise.
11156 (alpha_vms_can_eliminate): Add prototype.
11157 (alpha_vms_initial_elimination_offset): Likewise.
11158 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
11159 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
11161 2009-08-10 Eric Botcazou <botcazou@adacore.com>
11162 Douglas B Rupp <rupp@gnat.com>
11164 * config/alpha/alpha.c (common_object_handler): New function.
11165 (vms_attribute_table): Declare a single attribute "common_object".
11166 (vms_output_aligned_decl_common): New global function.
11167 (SECTION_VMS_OVERLAY): Delete.
11168 (SECTION_VMS_GLOBAL): Likewise.
11169 (SECTION_VMS_INITIALIZE): Likewise.
11170 (vms_asm_named_section): Remove support for above flags.
11171 (vms_section_type_flags): Delete.
11172 (TARGET_SECTION_TYPE_FLAGS): Likewise.
11173 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
11174 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
11175 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
11177 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11180 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
11181 (sub_ddmmss): Likewise.
11183 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
11186 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
11189 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11192 * reload1.c (reload_as_needed): Use cancel_changes to completely
11193 undo a failed replacement attempt.
11195 2009-08-10 Richard Guenther <rguenther@suse.de>
11197 PR middle-end/41006
11198 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
11199 (useless_type_conversion_p): ... here. Require pointer targets
11202 2009-08-10 Dodji Seketeli <dodji@redhat.com>
11205 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
11206 loose the original type of the statement list.
11208 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11210 * config/alpha/alpha.c: Include libfuncs.h
11211 (avms_asm_output_extern): New function.
11212 (alpha_init_libfuncs): Init some decc libfuncs.
11213 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
11214 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
11215 (DO_CRTL_NAMES): Define.
11216 (LIB_SPEC): Remove.
11217 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
11218 (LONG_TYPE_SIZE): Define.
11219 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
11220 (SUBTARGET_SWITCHES): Define malloc64 switch.
11221 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
11222 (MASK_RETURN_ADDR): Define.
11223 doc/invoke.texi (mmalloc64): Document switch.
11225 2009-08-09 Olivier Hainque <hainque@adacore.com>
11226 Douglas B Rupp <rupp@gnat.com>
11228 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
11229 uses_condition_handler.
11230 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
11231 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
11232 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
11233 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
11234 (code_for_builtin): New insn codes for the new alpha_builtins.
11235 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
11236 (alpha_sa_size): Account for uses_condition_handler.
11237 (alpha_expand_prologue): Likewise.
11238 (alpha_start_function): Likewise.
11239 (alpha_expand_epilogue): Likewise.
11240 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
11241 establish/revert expanders.
11242 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
11243 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
11244 New expander, resorting to the alpha.c associated function.
11245 (builtin_revert_vms_condition_handler): Likewise.
11246 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
11247 __gcc_shell_handler, the static VMS condition handler used as
11248 an indirection wrapper to the current dynamically established
11250 * config/alpha/vms-unwind.h: Complete rewrite.
11251 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
11252 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
11254 2009-08-09 Eric Botcazou <botcazou@adacore.com>
11255 Douglas B Rupp <rupp@gnat.com>
11257 * config/alpha/alpha.c (alpha_links): Add 'target' field.
11258 (alpha_need_linkage): Handle aliases. Return function symbol.
11259 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
11260 Use ultimate alias target for the linkage name.
11261 * config/alpha/alpha.md (movmemdi): Use the symbol returned
11262 by alpha_need_linkage for the function symbol.
11263 (setmemdi): Likewise.
11265 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11267 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
11268 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
11269 (ASM_WEAKEN_LABEL): Define.
11270 (CRT_CALL_STATIC_FUNCTION): Define.
11271 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
11272 (ENDFILE_SPEC): Define.
11273 (INIT_SECTION_ASM_OP): Define.
11274 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
11275 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
11276 crtend.o crtendS.o.
11277 (MULTILIB_OSDIRNAMES): Define.
11278 (shlib_version): Define.
11279 (SHLIB_EXT): Define.
11280 (SHLIB_OBJS): Define.
11281 (SHLIB_NAME): Define.
11282 (SHLIB_MULTILIB): Define.
11283 (SHLIB_INSTALL): Define.
11284 (SHLIB_SYMVEC): Define.
11285 (SHLIB_SYMVECX2): Define.
11286 (SHLIB_LINK): Define.
11288 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11290 * config/alpha/alpha.c (alpha_initialize_trampoline):
11291 Initialize VMS trampoline IAW ABI for bounded procedure calls.
11292 (alpha_start_function): Emit transfer address on nested functions
11293 for VMS trampoline call.
11294 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
11295 since no longer used.
11296 * config/alpha/vms-tramp.asm: Remove.
11297 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
11298 since now only data initialized at runtime.
11300 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11302 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
11303 (LINK_GCC_C_SEQUENCE_SPEC): Define.
11304 (MD_EXEC_PREFIX): Remove, no longer used.
11305 (MD_STARTFILE_PREFIX): Likewise.
11306 (INCLUDE_DEFAULTS): Likewise.
11307 * config/alpha/t-vms:
11308 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
11310 2009-08-09 Richard Guenther <rguenther@suse.de>
11312 PR tree-optimization/41016
11313 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
11314 (operand_precision): Remove.
11315 (integral_operand_p): Likewise.
11316 (recognize_single_bit_test): Adjust.
11318 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11320 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
11321 operation overflows. Likewise non-cast unary arithmetic.
11322 If one arm of a conditional expression is always taken,
11323 inhibit evaluation warnings for the other arm. Likewise inhibit
11324 evaluation warnings for the second && or || operand if the first
11325 operand is enough to determine the result.
11326 * c-typeck.c (build_conditional_expr): Apply the same inhibition
11328 (build_binary_op): Prevent duplicate evaluation warnings.
11330 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
11332 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
11333 and destination have different modes, Use promote_mode to
11334 determine the signedness of the conversion. Assert that the
11335 promoted source mode matches the destination mode. Don't pass
11336 the destination and destination mode to expand_expr if the source
11337 mode is different. Simplify conversion logic.
11339 2009-08-09 Ira Rosen <irar@il.ibm.com>
11341 PR tree-optimization/41008
11342 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
11343 from condition only in case it's a comparison. Adjust checks.
11345 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
11347 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
11348 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
11349 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
11350 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
11351 (dump_cand): Handle them.
11352 (struct iv_cand): New members COST_STEP and AINC_USE.
11353 (stmt_after_increment): Likewise.
11354 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
11355 callers changed. Use gimple_uid comparison instead of scanning.
11356 (add_candidate_1): When looking for identical candidates, take
11357 AINC_USE into account. Set it for new candidates.
11358 (force_expr_to_var_cost): Cast target_spill_cost to int.
11359 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
11360 All callers changed. Check for availability of autoinc addressing
11361 modes, both in general for a given mode, and in the specific use case.
11362 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
11364 (get_computation_cost): Likewise.
11365 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
11366 add_autoinc_candidates): New static functions.
11367 (add_candidate): Call add_autoinc_candidates for candidates based on
11369 (find_iv_candidates): Call set_autoinc_for_original_candidates.
11370 (determine_use_iv_cost_address): If we have an autoinc candidate at
11371 the matching use, verify autoinc is possible and subtract the cost
11372 of the candidate's step from the cost.
11373 (determine_iv_cost): Record the cost of the increment in the COST_STEP
11374 member of the candidate.
11375 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
11376 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
11378 2009-08-09 Douglas B Rupp <rupp@gnat.com>
11380 * config.build (ia64-hp-*vms*): New target.
11381 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11382 with ia64-hp-*vms*.
11383 * config.gcc (ia64-hp-*vms*): New target.
11384 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11385 with ia64-hp-*vms*.
11386 * config.host (ia64-hp-*vms*): New target.
11387 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
11388 with ia64-hp-*vms*.
11390 2009-08-08 Richard Guenther <rguenther@suse.de>
11392 PR tree-optimization/40991
11393 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
11395 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
11397 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
11398 mode check. Do truncations in an integer mode.
11399 (force_to_mode): Handle subregs for all mode types. Only do
11400 arithmetic simplifications on integer modes.
11402 2009-08-07 Richard Guenther <rguenther@suse.de>
11404 PR tree-optimization/40999
11405 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
11406 (maybe_fold_reference): Lookup constant initializers.
11407 (fold_gimple_assign): Likewise.
11409 2009-08-07 Richard Guenther <rguenther@suse.de>
11411 * tree-ssa.c (useless_type_conversion_p_1): Only for types
11412 that require structural equality defer to the langhook.
11414 2009-08-07 Martin Jambor <mjambor@suse.cz>
11416 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
11418 (struct ipa_pass_through_data): New type.
11419 (struct ipa_ancestor_jf_data): New type.
11420 (union jump_func_value): Removed field formal_id, added fields
11421 pass_through and ancestor.
11422 (struct ipa_param_call_note): Changed type of formal_id to int from
11424 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
11425 operations jump functions and ancestor jump functions.
11426 (compute_complex_pass_through): New function.
11427 (compute_scalar_jump_functions): Call compute_complex_pass_through,
11428 reflect changes in the jump function strucutre.
11429 (update_jump_functions_after_inlining): Ignore complex pass-through
11430 and ancestor jump functions.
11431 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
11432 polynomial pass-through with operation jump functions.
11434 2009-08-07 Jakub Jelinek <jakub@redhat.com>
11436 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
11437 fde->dw_fde_begin as begin label instead of hot/cold label.
11438 Use LLSDAC label instead of LLSDA for second section lsda.
11439 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
11440 label instead of LLSDA if it is true.
11441 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
11443 * except.c (add_call_site, dw2_size_of_call_site_table): Add
11444 SECTION argument. Use it as index into crtl->eh.call_site_record
11446 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
11447 use it to determine how to print table entries instead of using
11448 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
11449 label instead of normal begin label as base.
11450 (sjlj_assign_call_site_values): Adjust add_call_site caller.
11451 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
11452 ensure no EH range spans between sections and that landing pads
11453 are always in the corresponding section.
11454 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
11455 for crtl->eh.call_site_record being an array rather than scalar.
11456 (output_one_function_exception_table): New function, copied
11457 from output_function_exception_table. Adjust
11458 dw2_size_of_call_site_table, dw2_output_call_site_table
11459 callers. For SECOND section use *C suffixed labels.
11460 (output_function_exception_table): Call
11461 output_one_function_exception_table and, when doing hot/cold
11462 partitioning, also another time for the second section.
11463 * opts.c: Include except.h.
11464 (decode_options): Allow -freorder-blocks-and-partition with
11465 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
11466 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
11467 * function.h (struct rtl_eh): Change call_site_record from
11468 scalar into array of 2 elements.
11470 2009-08-07 Martin Jambor <mjambor@suse.cz>
11472 * ipa-prop.c (count_formal_params_1): New function.
11473 (ipa_get_vector_of_formal_parms): New function.
11474 (get_vector_of_formal_parm_types): New function.
11475 (ipa_modify_formal_parameters): New function.
11476 (ipa_modify_call_arguments): New function.
11477 (index_in_adjustments_multiple_times_p): New function.
11478 (ipa_combine_adjustments): New function.
11479 (ipa_dump_param_adjustments): New function.
11480 * ipa-prop.h (struct ipa_parm_adjustment): New type.
11481 (ipa_get_vector_of_formal_parms): Declare.
11482 (ipa_modify_formal_parameters): Declare.
11483 (ipa_modify_call_arguments): Declare.
11484 (ipa_combine_adjustments): Declare.
11485 (ipa_dump_param_adjustments): Declare.
11486 (build_ref_for_offset): Declare.
11487 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
11488 * tree-sra.c: Include ipa-prop.c.
11489 (build_ref_for_offset): Make public.
11491 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
11493 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
11495 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
11497 * gcc/doc/extend.texi (__builtin_extract_return_address)
11498 (__builtin_frob_return_address): Document.
11500 2009-08-06 Paul Brook <paul@codesourcery.com>
11502 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
11503 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
11504 implementation on ARMv6-M.
11506 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11508 * doc/extend.texi (pcs): Document new attribute for ARM.
11510 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11512 * arm.c (pcs_attribute_args): Comment out unsupported attribute
11515 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11517 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
11520 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11522 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
11524 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
11526 Merge ARM/hard_vfp_branch to trunk.
11528 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
11530 * arm.c (libcall_eq): New function.
11531 (libcall_hash): New function.
11532 (add_libcall): New function.
11533 (arm_libcall_uses_aapcs_base): New function.
11534 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
11535 libcalls using the base PCS.
11536 (arm_init_cumulative_args): Likewise.
11538 2009-07-20 Joseph Myers <joseph@codesourcery.com>
11540 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
11541 Use base ABI for conversion libfuncs between HFmode and SFmode.
11543 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11545 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
11546 V4SImode as representatives of all 64-bit and 128-bit vector
11547 types. Allow vector types without vector modes.
11548 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
11549 without vector modes like BLKmode.
11550 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
11551 BLKmode. Avoid unsupported vector modes or TImode moves for
11553 (aapcs_vfp_allocate_return_reg): Likewise.
11554 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
11555 V8QImode if TARGET_NEON || TARGET_IWMMXT.
11557 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11559 * config/arm/arm.c (arm_handle_pcs_attribute): New.
11560 (arm_get_pcs_model): Pass attribute arguments to
11561 arm_pcs_from_attribute.
11562 (arm_init_cumulative_args): Use base AAPCS for conversions from
11563 floating-point types to DImode.
11564 (arm_attribute_table): Add pcs attribute.
11565 (arm_handle_pcs_attribute): New.
11566 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
11567 conversions from floating-point types to DImode, also declare them
11568 to use base AAPCS and declare functions they call to use base
11569 AAPCS and their RTABI names.
11571 2009-05-12 Joseph Myers <joseph@codesourcery.com>
11573 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
11574 -mfloat-abi=hard not being supported for VFP.
11576 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
11578 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
11579 SYMBOL_REF to hard_libcall_value.
11581 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11582 Richard Earnshaw <rearnsha@arm.com>
11584 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
11585 has been put on the stack, all remaining co-processory arguments for
11586 that co-processor also go on the stack.
11588 2009-03-05 Joseph Myers <joseph@codesourcery.com>
11590 * config/arm/arm.c (arm_return_in_memory): Handle returning
11591 vectors of suitable size in registers also for AAPCS case.
11593 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11595 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
11597 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
11599 ARM Hard-VFP calling convention
11600 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
11601 * target.h (gcc_target): Add libcall_value to table of call hooks.
11602 * targhooks.h (default_libcall_value): Default implementation.
11603 * targhooks.c (default_libcall_value): Likewise.
11604 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
11605 * optabs.c (expand_unop): Use it.
11606 * expr.h (hard_libcall_value): Pass the function RTX through.
11607 * calls.c (emit_library_call_value_1): Update call to
11608 hard_libcall_value.
11609 * explow.c (hard_libcall_value): Use new target hook.
11610 * config/arm/arm.c: Include cgraph.h
11611 (TARGET_FUNCTION_VALUE): Override default hook.
11612 (arm_pcs_default): New variable.
11613 (arm_override_options): Don't fault hard calling convention with VFP.
11614 Add support for AAPCS variants.
11615 (arm_function_value): Make static. Handle AAPCS variants.
11616 (arm_libcall_value): New function.
11617 (arm_apply_result_size): Handle VFP registers in results.
11618 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
11620 (pcs_attribute_args): New variable.
11621 (arm_pcs_from_attribute): New function.
11622 (arm_get_pcs_model): New function.
11623 (aapcs_vfp_cum_init): New function.
11624 (aapcs_vfp_sub_candidate): New function.
11625 (aapcs_vfp_is_return_candidate): New function.
11626 (aapcs_vfp_is_call_candidate): New function.
11627 (aapcs_vfp_allocate): New function.
11628 (aapcs_vfp_allocate_return_reg): New function.
11629 (aapcs_vfp_advance): New function.
11630 (aapcs_cp_arg_layout): New variable.
11631 (aapcs_select_call_coproc): New function.
11632 (aapcs_select_return_coproc): New function.
11633 (aapcs_allocate_return_reg): New function.
11634 (aapcs_libcall_value): New function.
11635 (aapcs_layout_arg): New function.
11636 (arm_init_cumulative_args): Initialize AAPCS args data.
11637 (arm_function_arg): Handle AAPCS variants using new interface.
11638 (arm_arg_parital_bytes): Likewise.
11639 (arm_function_arg_advance): New function.
11640 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
11641 calling conventions.
11642 (arm_setup_incoming_varargs): Handle new AAPCS args data.
11643 * arm.h (NUM_VFP_ARG_REGS): Define.
11644 (LIBCALL_VALUE): Update.
11645 (FUNCTION_VALUE): Delete.
11646 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
11647 (arm_pcs): New enum.
11648 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
11649 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
11650 (FUNCTION_ARG_REGNO_P): Add VFP regs.
11651 * arm-protos.h (arm_function_arg_advance): Add.
11652 (aapcs_libcall_value): Add.
11653 (arm_function_value): Delete.
11655 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
11656 H.J. Lu <hongjiu.lu@intel.com>
11659 * config/i386/i386.c (standard_sse_mode_p): Remove.
11660 (standard_sse_constant_p): Return 2 for integer mode
11661 vector_all_ones_operand when SSE2 is enabled.
11662 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
11663 (ix86_expand_vector_move): Do not check for negative values from
11664 standard_sse_constant_p.
11666 2009-08-06 Richard Guenther <rguenther@suse.de>
11668 * tree-ssa.c (useless_type_conversion_p_1): Make function and
11669 array type comparisons frontend independent.
11670 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
11671 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
11672 out array reference lower bound and element size operands.
11673 (ao_ref_init_from_vn_reference): Properly compute the offset
11674 for ARRAY_RANGE_REF.
11675 (vn_reference_fold_indirect): Fill out array reference lower
11676 bound and element size operands.
11677 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
11678 a non gimple valued reference operand which can happen for
11679 array reference lower bound or element size.
11680 (create_component_ref_by_pieces_1): Properly generate the
11681 element size operand for array references.
11683 2009-08-06 Richard Guenther <rguenther@suse.de>
11685 PR tree-optimization/40964
11686 * tree.c (iterative_hash_host_wide_int): Export.
11687 * tree.h (iterative_hash_host_wide_int): Declare.
11688 * tree-ssa-structalias.c (heapvar_map): New struct.
11689 (heapvar_map_eq): New function.
11690 (heapvar_map_hash): Likewise.
11691 (heapvar_lookup): Adjust.
11692 (heapvar_insert): Likewise.
11693 (make_constraint_from_heapvar): Allow multiple heap variables
11694 per decl at different offsets.
11695 (init_alias_heapvars): Adjust.
11697 2009-08-04 David Daney <ddaney@caviumnetworks.com>
11699 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
11700 * mips_output_sync_loop (mips_output_sync_loop): Only emit
11701 trailing sync if TARGET_SYNC_AFTER_SC.
11703 2009-08-05 David Daney <ddaney@caviumnetworks.com>
11705 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
11706 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
11707 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
11708 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
11709 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
11710 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
11711 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
11712 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
11713 test_and_set_12): Rewrite calls to mips_output_sync_loop.
11714 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
11715 the prototype declaration match the definition.
11716 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
11717 instructions explicitly. Add barrier_before and operands
11719 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
11720 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
11721 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
11722 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
11723 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
11724 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
11726 2009-08-05 Andrew Pinski <pinskia@gmail.com>
11728 * tree-ssa-alias.c: Fix intervals to use [) syntax.
11730 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
11731 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
11734 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
11737 2009-08-05 Jakub Jelinek <jakub@redhat.com>
11739 PR rtl-optimization/40924
11740 * dse.c (canon_address): Before calling cselib_expand_value_rtx
11741 make sure canon_rtx (mem_address) isn't simpler than
11742 canon_rtx (expanded_mem_address).
11744 2009-08-05 Li Feng <nemokingdom@gmail.com>
11746 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
11747 for each poly_bb_p.
11748 (build_scop_drs): Build alias set for each SCoP.
11750 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
11752 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
11753 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
11754 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
11755 (MIPS_ARCH_FLOAT_SPEC): Likewise.
11756 (BASE_DRIVER_SELF_SPECS): Likewise.
11758 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11760 * tree-ssa-alias.c: Fix some comment typos.
11762 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11764 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11765 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11767 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11770 * simplify-rtx.c (simplify_binary_operation_1): Disable
11771 simplifications for decimal float operations.
11773 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11775 PR middle-end/40943
11776 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11777 operand of INDIRECT_REF.
11779 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11781 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11782 constants referencing TLS symbols.
11784 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11786 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11787 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11789 2009-08-03 Richard Guenther <rguenther@suse.de>
11791 * tree.c (make_vector_type): Build a main variant first,
11792 get the canonical one and then build the variant.
11793 * tree-ssa.c (useless_type_conversion_p_1): Handle
11795 (useless_type_conversion_p): Conversions to pointers to
11796 incomplete record types are useless.
11798 2009-08-03 Richard Guenther <rguenther@suse.de>
11800 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11801 file will be created.
11802 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11803 * toplev.c (compile_file): Adjust comment.
11805 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11807 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11808 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11809 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11810 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11811 (sh_promote_function_mode): Fix typo.
11813 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11815 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11817 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11819 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11820 declaration arguments.
11822 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11824 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11825 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11826 (ix86_split_ashl): Ditto.
11827 (ix86_expand_vector_init_one_nonzero): Ditto.
11828 (ix86_expand_vector_set): Ditto.
11829 (ix86_expand_reduc_v4sf): Ditto.
11831 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11833 * explow.c (promote_function_mode): Remove assert.
11834 * config/sh/sh.c (sh_promote_function_mode): Declare.
11836 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11838 * config/pa/pa.c (pa_promote_function_mode): Declare.
11839 Change to static. Fix promote_mode call.
11841 * gthr-dce.h (CONST_CAST2): Define if not defined.
11842 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11844 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11846 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11848 * expr.c (store_constructor): Use promote_decl_mode. Remove
11849 now write-only variable unsignedp.
11850 (expand_expr_real_1): Use promote_decl_mode.
11851 * expr.h (promote_function_mode, promote_decl_mode): New.
11852 (promote_mode): Remove last argument.
11853 * function.c (assign_temp): Drop last argument of promote_mode.
11854 (assign_parm_find_data_types): Use promote_function_mode.
11855 (assign_parm_setup_reg): Likewise.
11856 (expand_function_end): Use promote_function_mode.
11857 * calls.c (initialize_argument_information): Use promote_function_mode.
11858 (precompute_arguments): Use promote_mode instead of checking if
11859 only PROMOTE_FUNCTION_MODE is defined.
11860 (expand_call): When making sibcall decisions, use promote_function_mode.
11861 Below, remove an if for targetm.calls.promote_function_return and
11862 and use promote_function_mode.
11863 (emit_library_call_value_1): Use promote_function_mode, fix bug
11864 where promote_mode was passed FOR_CALL == 0 for a return value in an
11866 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11867 * explow.c (promote_function_mode, promote_decl_mode): New.
11868 (promote_mode): Keep only the FOR_CALL == 0 case.
11869 * combine.c (setup_incoming_promotion): Remove test of
11870 promote_function_args. Use promote_function_mode.
11871 * stmt.c (expand_value_return): Use promote_decl_mode.
11872 (expand_decl): Use promote_decl_mode.
11874 * expr.c (store_constructor): Use promote_decl_mode. Remove
11875 now write-only variable unsignedp.
11876 (expand_expr_real_1): Use promote_decl_mode.
11877 * expr.h (promote_function_mode, promote_decl_mode): New.
11878 (promote_mode): Remove last argument.
11879 * function.c (assign_temp): Drop last argument of promote_mode.
11880 (assign_parm_find_data_types): Use promote_function_mode.
11881 (assign_parm_setup_reg): Likewise.
11882 (expand_function_end): Use promote_function_mode.
11883 * calls.c (initialize_argument_information): Use promote_function_mode.
11884 (precompute_arguments): Use promote_mode instead of checking if
11885 only PROMOTE_FUNCTION_MODE is defined.
11886 (expand_call): When making sibcall decisions, use promote_function_mode.
11887 Below, remove an if for targetm.calls.promote_function_return and
11888 and use promote_function_mode.
11889 (emit_library_call_value_1): Use promote_function_mode, fix bug
11890 where promote_mode was passed FOR_CALL == 0 for a return value in an
11892 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11893 * explow.c (promote_function_mode, promote_decl_mode): New.
11894 (promote_mode): Keep only the FOR_CALL == 0 case.
11895 * combine.c (setup_incoming_promotion): Remove test of
11896 promote_function_args. Use promote_function_mode.
11897 * stmt.c (expand_value_return): Use promote_decl_mode.
11898 (expand_decl): Use promote_decl_mode.
11900 * explow.c (promote_function_mode): Just call the target hook.
11901 * targhooks.c (default_promote_function_mode,
11902 default_promote_function_mode_always_promote): New.
11903 * targhooks.h (default_promote_function_mode,
11904 default_promote_function_mode_always_promote): Declare.
11905 * target.h (promote_function_args, promote_function_return): Remove.
11906 (promote_function_mode): New.
11907 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11908 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11909 (TARGET_PROMOTE_FUNCTION_MODE): New.
11910 (TARGET_CALLS): Adjust.
11911 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11912 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11914 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11915 * config/s390/s390.c (s390_promote_function_mode): ... here,
11916 with pointer handling.
11917 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11918 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11920 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11921 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11922 with pointer handling.
11923 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11924 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11926 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11927 * config/sh/sh.c (sh_promote_function_mode): New.
11928 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11929 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11931 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11932 * config/cris/cris.c (cris_promote_function_mode): ... here.
11933 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11934 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11936 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11937 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11938 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11939 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11941 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11942 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11943 complex type handling.
11944 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11945 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11947 * config/pa/pa.c (pa_promote_function_mode): New.
11948 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11949 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11951 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11952 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11953 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11954 * config/xtensa/xtensa.c: Likewise.
11955 * config/stormy16/stormy16.c: Likewise.
11956 * config/iq2000/iq2000.c: Likewise.
11957 * config/rs6000/rs6000.c: Likewise.
11958 * config/picochip/picochip.c: Likewise.
11959 * config/arc/arc.c: Likewise.
11960 * config/mcore/mcore.c: Likewise.
11961 * config/score/score.c: Likewise.
11962 * config/mips/mips.c: Likewise.
11963 * config/bfin/bfin.c: Likewise.
11964 * config/ia64/ia64.c: Likewise (disabled though).
11966 * config/frv/frv.h: Remove pointless remark.
11968 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11969 TARGET_PROMOTE_FUNCTION_ARGS,
11970 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11971 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11973 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11975 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11976 -floop-parallelize-all.
11977 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11978 flag_loop_parallelize_all.
11979 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11980 * graphite.c (graphite_transform_loops): Same.
11981 * common.opt: Same.
11982 * graphite-poly.c (apply_poly_transforms): Same.
11984 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11986 PR tree-optimization/40914
11987 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11988 if set, then check the delta field of the PMF record.
11989 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11990 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11991 call is stored in the delta.
11993 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11995 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11997 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11999 * config/i386/bsd.h (ASM_BYTE): New define.
12000 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
12001 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
12002 .byte. Use fputs or putc instead of fprintf where appropriate.
12003 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
12004 fputs or putc instead of fprintf where appropriate.
12005 * config/i386/i386elf.h: Ditto.
12006 * config/i386/sysv4.h: Ditto.
12008 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
12009 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
12010 (*tls_global_dynamic_64): Ditto.
12012 2009-07-31 Christian Bruel <christian.bruel@st.com>
12014 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
12016 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12018 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
12019 Remove dead code for MINUS.
12021 2009-07-31 Anthony Green <green@moxielogic.com>
12023 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
12025 (moxie_expand_epilogue): Ditto for epilogue.
12026 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
12027 incoming arguments.
12028 (moxie_function_arg): Ditto.
12029 (moxie_pass_by_reference): Ditto.
12030 (moxie_arg_partial_bytes): Ditto.
12031 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
12032 (FUNCTION_ARG_ADVANCE) Ditto.
12033 (REG_PARM_STACK_SPACE) Ditto.
12034 (FUNCTION_ARG_REGNO_P) Dito.
12036 * config.gcc: Add moxie linux config support.
12037 * gcc/config/moxie/uclinux.h: New file.
12039 2009-07-31 DJ Delorie <dj@redhat.com>
12041 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
12042 (UNSPECV_SP_SWITCH_E): New.
12043 (sp_switch_1): Change to an unspec.
12044 (sp_switch_2): Change to an unspec. Don't use post-inc when we
12046 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
12047 reference the new stack's address
12049 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12051 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
12052 graphite-clast-to-gimple.o, graphite-dependences.o,
12053 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12054 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
12055 (graphite-blocking.o,
12056 graphite-clast-to-gimple.o, graphite-dependences.o,
12057 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
12058 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
12059 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
12060 * cfgloop.h (struct loop): Add can_be_parallel field.
12061 * common.opt (fgraphite-identity): Moved up.
12062 (fgraphite-force-parallel): New flag.
12063 * graphite.c: Rewrite.
12064 * graphite.h: Rewrite.
12065 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
12067 * toplev.c (graphite_out_file): New file descriptor.
12068 (graphite_in_file): New.
12069 (process_options): flag_graphite_force_parallel cannot be used without
12071 * tree-ssa-loop.c: Include toplev.h.
12072 (gate_graphite_transforms): Enable flag_graphite for
12073 flag_graphite_force_parallel.
12075 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12077 * ChangeLog.graphite: New.
12078 * graphite-blocking.c: New.
12079 * graphite-clast-to-gimple.c: New.
12080 * graphite-clast-to-gimple.h: New.
12081 * graphite-dependences.c: New.
12082 * graphite-dependences.h: New.
12083 * graphite-interchange.c: New.
12084 * graphite-poly.c: New.
12085 * graphite-poly.h: New.
12086 * graphite-ppl.c: New.
12087 * graphite-ppl.h: New.
12088 * graphite-scop-detection.c: New.
12089 * graphite-scop-detection.h: New.
12090 * graphite-sese-to-poly.c: New.
12091 * graphite-sese-to-poly.h: New.
12095 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12097 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
12098 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
12100 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12102 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
12103 (scev_is_linear_expression): Return false if the evolution is not
12104 affine multivariate.
12106 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12108 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
12109 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
12111 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12113 * tree-data-ref.c (debug_data_references): New.
12114 (debug_data_reference): New.
12115 * tree-data-ref.h (debug_data_references): Declared.
12116 (debug_data_reference): Declared.
12118 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12120 * tree-data-ref.c (stmt_simple_memref_p: Removed.
12121 * tree-data-ref.h (scop_p): Removed.
12122 (struct data_reference): Remove field scop.
12123 (DR_SCOP): Removed.
12124 (stmt_simple_memref_p): Removed.
12126 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12128 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
12129 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
12132 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12134 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
12136 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12138 * doc/invoke.texi (-fgraphite-identity): Documented.
12140 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12142 * tree-scalar-evolution.c: Fix comment.
12143 (instantiate_scev_1): Return unknow from scev instantiation if the
12144 result is not above instantiate_below.
12146 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
12148 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
12149 static anymore. Instantiate the symbols that may have been introduced
12151 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
12154 2009-07-30 DJ Delorie <dj@redhat.com>
12156 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
12157 .vliw directive to VLIW sections.
12159 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12161 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
12163 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
12164 (AUTOHEADER): New variable.
12165 ($(srcdir)/cstamp-h.in): Use it.
12167 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
12168 Pat Haugen <pthaugen@us.ibm.com>
12169 Revital Eres <ERES@il.ibm.com>
12171 * config/rs6000/vector.md (VEC_F): Add VSX support.
12174 (mov<mode>): Ditto.
12175 (vector_load_<mode>): Ditto.
12176 (vector_store_<mode>): Ditto.
12177 (vector GPR move split): Ditto.
12178 (vec_reload_and_plus_<mptrsize>): Ditto.
12179 (vec_reload_and_reg_<mptrsize>): Ditto.
12180 (add<mode>3): Ditto.
12181 (sub<mode>3): Ditto.
12182 (mul<mode>3): Ditto.
12183 (neg<mode>2): Ditto.
12184 (abs<mode>2): Ditto.
12185 (smin<mode>3): Ditto.
12186 (smax<mode>3): Ditto.
12187 (vector_eq<mode>): Ditto.
12188 (vector_gt<mode>): Ditto.
12189 (vector_ge<mode>): Ditto.
12190 (vector_gtu<mode>): Ditto.
12191 (vector_select_<mode>_uns): Ditto.
12192 (vector_eq_<mode>_p): Ditto.
12193 (vector_gt_<mode>_p): Ditto.
12194 (vector_ge_<mode>_p): Ditto.
12195 (vector_gtu_<mode>_p): Ditto.
12196 (cr6_test_for_zero): Ditto.
12197 (cr6_test_for_zero_reverse): Ditto.
12198 (cr6_test_for_lt): Ditto.
12199 (cr6_test_for_lt_reverse): Ditto.
12200 (xor<mode>3): Ditto.
12201 (ior<mode>3): Ditto.
12202 (and<mode>3): Ditto.
12203 (one_cmpl<mode>2): Ditto.
12204 (nor<mode>2): Ditto.
12205 (andc<mode>2): Ditto.
12206 (float<VEC_int<mode>2): Ditto.
12207 (unsigned_float<VEC_int><mode>2): Ditto.
12208 (fix_trunc<mode><VEC_int>2): Ditto.
12209 (fixuns_trunc<mode><VEC_int>2): Ditto.
12211 (vec_set<mode>): Ditto.
12212 (vec_extract<mode>): Ditto.
12213 (vec_interleave_highv4sf): Ditto.
12214 (vec_interleave_lowv4sf): Ditto.
12215 (vec_realign_load_<mode>): Ditto.
12216 (vec_shl_<mode>): Ditto.
12217 (vec_shr_<mode>): Ditto.
12218 (div<mode>3): New patterns for VSX.
12219 (vec_interleave_highv2df): Ditto.
12220 (vec_interleave_lowv2df): Ditto.
12221 (vec_pack_trunc_v2df): Ditto.
12222 (vec_pack_sfix_trunc_v2df): Ditto.
12223 (vec_pack_ufix_trunc_v2df): Ditto.
12224 (vec_unpacks_hi_v4sf): Ditto.
12225 (vec_unpacks_lo_v4sf): Ditto.
12226 (vec_unpacks_float_hi_v4si): Ditto.
12227 (vec_unpacks_float_lo_v4si): Ditto.
12228 (vec_unpacku_float_hi_v4si): Ditto.
12229 (vec_unpacku_float_lo_v4si): Ditto.
12230 (movmisalign<mode>): Ditto.
12231 (vector_ceil<mode>2): New patterns for vectorizing math library.
12232 (vector_floor<mode>2): Ditto.
12233 (vector_btrunc<mode>2): Ditto.
12234 (vector_copysign<mode>3): Ditto.
12236 * config/rs6000/predicates.md (easy_vector_constant_msb): New
12237 predicate for setting the high bit in each word, used for copysign.
12239 * config/rs6000/ppc-asm.h (f19): Whitespace.
12240 (f32-f63): Define if VSX.
12241 (v0-v31): Define if Altivec.
12242 (vs0-vs63): Define if VSX.
12244 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
12246 * config/rs6000/power7.md: New file, provide tuning parameters for
12249 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
12250 (rs6000_cpu_cpp_builtins): Ditto.
12251 (altivec_overloaded_builtins): Ditto.
12252 (altivec_resolve_overloaded_builtin): Ditto.
12254 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
12255 debug switch to disable vectorizing simple math builtin
12258 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
12259 Vectorize simple math builtin functions.
12260 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
12261 hook to vectorize math builtins.
12262 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
12263 (rs6000_builtin_conversion): Add VSX/power7 support.
12264 (rs6000_builtin_vec_perm): Ditto.
12265 (vsplits_constant): Add support for loading up a vector constant
12266 with just the high bit set in each part.
12267 (rs6000_expand_vector_init): Add VSX/power7 support.
12268 (rs6000_expand_vector_set): Ditto.
12269 (rs6000_expand_vector_extract): Ditto.
12270 (rs6000_emit_move): Ditto.
12271 (bdesc_3arg): Ditto.
12272 (bdesc_2arg): Ditto.
12273 (bdesc_1arg): Ditto.
12274 (rs6000_expand_ternop_builtin): Ditto.
12275 (altivec_expand_builtin): Ditto.
12276 (rs6000_expand_unop_builtin): Ditto.
12277 (rs6000_init_builtins): Ditto.
12278 (altivec_init_builtins): Ditto.
12279 (builtin_function_type): Ditto.
12280 (rs6000_common_init_builtins): Ditto.
12281 (rs6000_handle_altivec_attribute); Ditto.
12282 (rs6000_mangle_type): Ditto.
12283 (rs6000_vector_mode_supported_p): Ditto.
12284 (rs6000_mode_dependent_address): Altivec addresses with AND -16
12285 are mode dependent.
12287 * config/rs6000/vsx.md: New file for VSX support.
12289 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
12290 identifing values with just the most significant bit set.
12291 (enum rs6000_builtins): Add builtins for VSX. Add simple math
12292 vectorized builtins.
12294 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
12295 (UNSPEC_VRFIM): Delete.
12296 (splitter for loading up vector with most significant bit): New
12297 splitter for vectorizing copysign.
12298 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
12299 vectorizing simple math functions.
12300 (altivec_vrfip): Add support for vectorizing simple math functions.
12301 (altivec_vrfim): Ditto.
12302 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
12304 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
12305 (power7.md, vsx.md): Include for power7 support.
12306 (copysigndf3): Use VSX instructions if -mvsx.
12307 (negdf2_fpr): Ditto.
12308 (absdf2_fpr): Ditto.
12309 (nabsdf2_fpr): Ditto.
12310 (adddf3_fpr): Ditto.
12311 (subdf3_fpr): Ditto.
12312 (muldf3_fpr): Ditto.
12313 (divdf3_fpr): Ditto.
12314 (fix_truncdfdi2_fpr): Ditto.
12315 (cmpdf_internal1): Ditto.
12316 (fred, fred_fpr): Convert into expander/insn to add VSX support.
12317 (btruncdf2, btruncdf2_fpr): Ditto.
12318 (ceildf2, ceildf2_fpr): Ditto.
12319 (floordf2, floordf2_fpr): Ditto.
12320 (floatdidf2, floatdidf2_fpr): Ditto.
12321 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
12322 (fmsubdf4_fpr): Ditto.
12323 (fnmadddf4_fpr_1): Ditto.
12324 (fnmadddf4_fpr_2): Ditto.
12325 (fnmsubdf4_fpr_1): Ditto.
12326 (fnmsubdf4_fpr_2): Ditto.
12327 (fixuns_truncdfdi2): Add expander for VSX support.
12328 (fix_truncdfdi2): Ditto.
12329 (fix_truncdfsi2): Ditto.
12330 (ftruncdf2): Ditto.
12331 (btruncsf2): Whitespace.
12332 (movdf_hardfloat32): Add support for VSX registers.
12333 (movdf_softfloat32): Ditto.
12334 (movdf_hardfloat64): Ditto.
12335 (movdf_hardfloat64_mfpgpr): Ditto.
12336 (movdf_softfloat64): Ditto.
12337 (movti splitters): Add check for vector registers supporting
12338 TImode in the future.
12339 (bpermd): Add power7 bpermd instruction.
12341 * config/rs6000/altivec.h (vec_div): Define if VSX.
12344 (vec_nmadd): Ditto.
12345 (vec_nearbyint): Ditto.
12348 (all predicates): Use the generic builtin function, and not the V4SF
12349 specific function so that the predicates will work with VSX's V2DF.
12350 (vec_all_*): Ditto.
12351 (vec_any_*): Ditto.
12353 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
12354 Document new VSX functions and types.
12356 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
12359 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
12360 "wa", and "j" constraints. Modify "v" to talk about Altivec
12361 instead of just vector.
12363 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
12366 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
12367 location for phi arguments.
12368 (rewrite_update_phi_arguments): Find locations for reaching defs.
12369 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12370 Add location to add_phi_arg calls.
12371 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
12372 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
12373 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
12374 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
12375 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
12376 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
12377 * tree-phinodes.c (make_phi_node): Initialize location.
12378 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
12379 (add_phi_arg): Add location parameter.
12380 (remove_phi_arg_num): Move location when moving phi argument.
12381 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
12383 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
12384 slpeel_update_phi_nodes_for_guard1,
12385 slpeel_update_phi_nodes_for_guard2,
12386 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
12387 vect_loop_versioning): Set locations.
12388 * tree-parloops.c (create_phi_for_local_result,
12389 transform_to_exit_first_loop, create_parallel_loop): Add locations.
12390 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
12391 * tree-vect-loop.c (get_initial_def_for_induction,
12392 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
12394 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
12395 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
12396 (gimple_phi_arg_set_location): New. Set locus.
12397 (gimple_phi_arg_has_location): New. Check for locus.
12398 (redirect_edge_var_map_location): New. Return locus from var_map.
12399 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
12400 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
12401 combining PHI arguments.
12402 (cond_store_replacement): Set location.
12403 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
12404 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
12405 scop_add_exit_phis_edge): Add locations.
12406 * tree-cfgcleanup.c (remove_forwarder_block,
12407 remove_forwarder_block_with_phi): Add locations.
12408 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
12409 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
12411 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
12412 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
12413 flush_pending_stmts): Add source location.
12414 * lambda-code.c (perfect_nestify): Maintain location stack with argument
12415 stack to preserve locations.
12416 * tree-vect-stmts.c (vectorizable_load): Add location.
12417 * tree-inline.c (copy_phis_for_bb): Copy locus.
12418 (setup_one_parameter): Add call locus to inlined parameter stmts.
12419 (initialize_inlined_parameters): Pass in call location as parameter
12421 (tree_function_versioning): Pass location to setup_one_parameter.
12422 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
12423 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
12424 copy and edge lists.
12425 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
12426 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
12427 locus parameter and override the stmt default if provided.
12428 (new_elim_graph, clear_elim_graph, delete_elim_graph,
12429 elim_graph_add_edge, elim_graph_remove_succ_edge,
12430 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
12431 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
12432 eliminate_phi): Add locus info in elimination graph for each edge and
12434 (insert_backedge_copies): Copy locus if present.
12435 * tree-flow.h (struct _edge_var_map): Add locus field.
12436 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
12437 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
12438 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
12440 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
12442 2009-07-30 Martin Jambor <mjambor@suse.cz>
12444 PR tree-optimization/40570
12445 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
12446 use inlining loops.
12448 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
12450 * ssa-loop-manip.c: Include langhooks.h.
12451 (rewrite_phi_with_iv): New.
12452 (rewrite_all_phi_nodes_with_iv): New.
12453 (canonicalize_loop_ivs): Move here from tree-parloops.c.
12454 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
12455 * tree-parloops.c (loop_parallel_p): Move out all conditions
12456 except dependency check.
12457 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
12458 (gen_parallel_loop): Call canonicalize_loop_ivs without
12459 reduction_list argument.
12460 (build_new_reduction): New.
12461 (gather_scalar_reductions): New.
12462 (try_get_loop_niter): New.
12463 (try_create_reduction_list): New.
12464 (parallleize_loops): Change the parallel conditions check.
12465 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
12466 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
12468 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
12470 * opt-functions.awk (opt_args): Allow argument to be enclosed in
12472 * doc/options.texi (Option properties): Mention new quoting syntax.
12474 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12476 * config/alpha/alpha.c (alpha_start_function):
12477 Handle VMS_DEBUG_MAIN_POINTER
12478 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
12479 * doc/invoke.texi: Document -mdebug-main switch.
12481 2009-07-29 Richard Henderson <rth@redhat.com>
12483 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
12484 (cgraph_create_edge_including_clones): Likewise.
12485 * tree-inline.c (copy_bb): Operate on the correct edges
12486 when updating the callgraph.
12488 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12490 * config/alpha/vms-cc.c: Deleted.
12491 * config/alpha/vms-ld.c: Deleted.
12492 * config/alpha/t-vms64: Moved to config/vms
12493 * config/alpha/vms-crt0-64.c: Moved to config/vms
12494 * config/alpha/vms-crt0.c: Moved to config/vms
12495 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
12496 * config/alpha/vms-psxcrt0.c: Moved to config/vms
12497 * config/alpha/xm-vms.h: Moved to config/vms
12498 * config/alpha/x-vms: Moved to config/vms
12499 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
12501 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
12502 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
12504 * config/vms/t-vms64: Moved here from config/alpha
12505 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
12506 (argc,argv,envp): Enforce 32bit malloc'ing.
12507 * config/vms/vms-psxcrt0-64.c: Likewise.
12508 * config/vms/vms-crt0.c: Moved here from config/alpha.
12509 * config/vms/vms-psxcrt0.c: Likewise.
12510 * config/vms/vms-crtl-64.h: New file.
12511 * config/vms/vms-crtl.h: New file.
12512 * config/vms/vms.opt: New file.
12513 * config/vms/xm-vms64.h: New file.
12514 * config/vms/xm-vms.h: Moved here from config/alpha.
12515 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
12517 * config/vms/x-vms: Moved here from config/alpha.
12518 (version, VMS_EXTRA_PARTS): Moved to t-vms.
12519 (vms-ld.o, vms-cc.o): Removed.
12520 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
12522 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12524 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
12525 correct stack (obvious VMS fix).
12527 2009-07-29 Douglas B Rupp <rupp@gnat.com>
12529 * dwarf2out.c (output_file_names): Output VMS style file name, size,
12530 date, version info if VMS_DEBUGGING_INFO defined.
12531 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
12532 size, date calculating code moved here.
12534 2009-07-29 Paul Brook <paul@codesourcery.com>
12536 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
12539 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
12542 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
12543 to DImode when generating insq_le insn.
12545 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12547 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
12548 New macro set for VMS_DEBUGGGING_INFO.
12549 (AT_string_form): Use it.
12551 2009-07-28 DJ Delorie <dj@redhat.com>
12553 * config/mep/mep.c (vtext_section): New.
12554 (vftext_section): New.
12555 (ftext_section): New.
12556 (mep_select_section): Add support for functions.
12557 (mep_unique_section): Likewise.
12558 (mep_asm_init_sections): Likewise.
12559 (mep_encode_section_info): Remove it from here.
12561 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
12563 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
12565 * tree.h (TREE_DEPRECATED): Document it is used for types too.
12566 (TYPE_VECTOR_OPAQUE): Use default_def_flag
12568 2009-07-28 Douglas B Rupp <rupp@gnat.com>
12570 * dwarf2out.c (output_file_names): Test new macro
12571 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
12572 (add_comp_dir_attribute): Likewise.
12574 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
12576 * config/i386/mingw-w64.h (LINK_SPEC): Add
12577 separating space between commands.
12579 2009-07-28 Jan Hubicka <jh@suse.cz>
12581 PR tree-optimization/40759
12582 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
12585 2009-07-27 DJ Delorie <dj@redhat.com>
12587 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
12588 types are dword-aligned.
12589 (mep_expand_va_start): Likewise.
12591 2009-07-27 Olivier Hainque <hainque@adacore.com>
12592 Douglas B Rupp <rupp@gnat.com>
12594 * convert.c (convert_to_pointer): Don't assume the target
12595 pointer type is POINTER_SIZE long. Fetch its precision instead.
12597 2009-07-27 Douglas B Rupp <rupp@gnat.com>
12599 * system.h (fopen): Undefine if macro.
12601 2009-07-27 Jakub Jelinek <jakub@redhat.com>
12603 * dwarf2out.c (output_cfi_p): Removed.
12604 (output_cfis): New function.
12605 (output_fde): New function, split from output_call_frame_info.
12606 (output_call_frame_info): Use it.
12607 (dwarf2out_switch_text_section): Use output_cfis.
12609 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12611 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
12612 TARGET_BI_ARCH is specified without enabling SJLJ.
12613 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
12614 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
12616 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
12618 * arm.md (negdi2): Use DImode if forcing a value into a register.
12620 2009-07-26 Ira Rosen <irar@il.ibm.com>
12622 PR tree-optimization/40801
12623 * tree-vect-stmts.c (vectorizable_call): Get previous copy
12624 of vector operand from the previous copy of vector statement.
12625 Pass the correct definition type value to
12626 vect_get_vec_def_for_stmt_copy().
12628 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12630 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
12631 const char ** conversion.
12633 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12635 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
12636 fancy_abort() if !ENABLE_ASSERT_CHECKING.
12637 (gcc_unreachable): Invoke __builtin_unreachable() if
12638 !ENABLE_ASSERT_CHECKING.
12640 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12642 PR rtl-optimization/40445
12643 * emit-rtl.c (next_nonnote_insn_bb): New function.
12644 * rtl.h (next_nonnote_insn_bb): Declare new function.
12645 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
12646 with no successors that is the successor of the ENTRY_BLOCK.
12647 Continue from the top after removing an empty fallthrough block.
12648 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
12649 of next_nonnote_insn.
12651 2009-07-25 David Daney <ddaney@caviumnetworks.com>
12653 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
12655 2009-07-25 Martin Jambor <mjambor@suse.cz>
12657 * c-common.c (c_common_attribute_table): New element for noclone.
12658 (handle_noclone_attribute): New function. Forward-declare.
12659 * tree-inline.c (tree_versionable_function_p): Check for noclone
12661 * doc/extend.texi (Labels as Values): Document need for noclone.
12662 (Function Attributes): Document noclone attribute.
12664 2009-07-25 Jakub Jelinek <jakub@redhat.com>
12666 PR rtl-optimization/34999
12667 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
12668 and dw_fde_switched_cold_to_hot fields.
12669 (output_cfi_p): New function.
12670 (output_call_frame_info): If fde->dw_fde_switched_sections,
12671 output 2 FDEs instead of one with corrupted header.
12672 (dwarf2out_do_cfi_startproc): New function.
12673 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
12674 and fde->dw_fde_switched_cold_to_hot.
12675 (dwarf2out_switch_text_section): Compute
12676 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
12677 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
12678 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
12679 Otherwise, compute fde->dw_fde_switch_cfi.
12681 2009-07-24 Cary Coutant <ccoutant@google.com>
12683 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
12685 2009-07-24 Cary Coutant <ccoutant@google.com>
12687 * cfghooks.c (split_block): Copy discriminator to new block.
12688 * tree-cfg.c (assign_discriminator): Check location of last
12689 instruction in block as well as first.
12691 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
12693 * config/i386/linux.c: Use fputs or putc instead of fprintf
12695 * config/i386/gas.h: Ditto.
12696 * config/i386/x86-64.h: Ditto.
12697 * config/i386/att.h: Ditto.
12699 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12701 * expmed.c (emit_store_flag): Use a recursive call to optimize the
12704 2009-07-24 Martin Jambor <mjambor@suse.cz>
12706 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
12707 (ipa_push_func_to_list_1): Declare.
12708 (ipa_push_func_to_list): New function.
12710 * ipa-prop.c (ipa_push_func_to_list_1): New function.
12711 (ipa_init_func_list): Call ipa_push_func_to_list_1.
12712 (ipa_push_func_to_list): Removed.
12713 (ipa_pop_func_from_list): Clear node_enqueued flag.
12715 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12717 * config/s390/s390.c (override_options): Default
12718 max-unrolled-insns to 100 for z10 tuning.
12720 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
12722 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
12723 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
12724 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
12725 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
12726 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
12727 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
12728 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
12730 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
12732 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
12733 use default set in mingw32.h header.
12734 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
12735 64-bit /mingw/include path.
12736 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
12739 2009-07-23 Neil Vachharajani <nvachhar@google.com>
12741 PR rtl-optimization/40209
12742 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
12744 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12746 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
12747 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
12748 with the rest of string where appropriate. Use fputs or putc
12749 instead of fprintf where appropriate.
12751 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
12752 Pat Haugen <pthaugen@us.ibm.com>
12753 Revital Eres <ERES@il.ibm.com>
12755 * config/rs6000/vector.md: New file. Move most of the vector
12756 expander support here from altivec.md to allow for the VSX vector
12757 unit in the future. Add support for secondary_reload patterns.
12758 Rewrite the patterns for vector comparison, and vector comparison
12759 predicate instructions so that the RTL expresses the desired
12760 behavior, instead of using unspec.
12762 * config/rs6000/constraints.md ("f" constraint): Use
12763 rs6000_constraints to hold the precalculated register class.
12764 ("d" constraint): Ditto.
12765 ("wd" constraint): New constraint for VSX.
12766 ("wf" constraint): Ditto.
12767 ("ws" constraint): Ditto.
12768 ("wa" constraint): Ditto.
12769 ("wZ" constraint): Ditto.
12770 ("j" constraint): Ditto.
12772 * config/rs6000/predicates.md (vsx_register_operand): New
12774 (vfloat_operand): New predicate for vector.md.
12775 (vint_operand): Ditto.
12776 (vlogical_operand): Ditto.
12777 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12778 (easy_vector_constant): Add VSX support.
12779 (altivec_indexed_or_indirect_operand): New predicate for
12780 recognizing Altivec style memory references with AND -16.
12782 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12783 for vector secondary reload support.
12784 (rs6000_vector_reg_class): Delete, replacing it with
12785 rs6000_constraints.
12786 (rs6000_vsx_reg_class): Ditto.
12787 (rs6000_constraints): New array to hold the register classes of
12788 each of the register constraints that can vary at runtime.
12789 (builtin_mode_to_type): New static array for builtin function type
12791 (builtin_hash_table): New static hash table for builtin function
12793 (TARGET_SECONDARY_RELOAD): Define target hook.
12794 (TARGET_IRA_COVER_CLASSES): Ditto.
12795 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12796 registers are 128 bits if VSX memory reference instructions are used.
12797 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12798 unit is being used.
12799 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12800 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12801 Print several of the scheduling related parameters.
12802 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12803 rs6000_constraints instead of rs6000_vector_reg_class. Move
12804 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12805 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12806 Altivec. Add VSX support. Setup for secondary reload support on
12807 Altivec/VSX registers.
12808 (rs6000_override_options): Make power7 set the scheduling groups
12809 like the power5. Add support for new debug switches to override
12810 the scheduling defaults. Temporarily disable -mcpu=power7 from
12811 setting -mvsx. Add support for debug switches -malways-hint,
12812 -msched-groups, and -malign-branch-targets.
12813 (rs6000_buitlin_conversion): Add support for returning unsigned
12814 vector conversion functions to fix regressions due to stricter
12816 (rs6000_builtin_mul_widen_even): Ditto.
12817 (rs6000_builtin_mul_widen_odd): Ditto.
12818 (rs6000_builtin_vec_perm): Ditto.
12819 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12820 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12821 to zero a register.
12822 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12823 generated upstream.
12824 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12825 VSX types for bit operations. Changes to accomidate vector.md.
12826 (bdesc_2arg): Ditto.
12827 (bdesc_1arg): Ditto.
12828 (struct builtin_description_predicates): Rewrite predicate
12829 handling so that RTL describes the operation, instead of passing
12830 the instruction to be used as a string argument.
12831 (bdesc_altivec_preds): Ditto.
12832 (altivec_expand_predicate_builtin): Ditto.
12833 (altivec_expand_builtin): Ditto.
12834 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12835 statement for vsldoi support.
12836 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12837 (altivec_expand_st_builtin): Ditto.
12838 (paired_expand_builtin): Whitespace changes.
12839 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12840 builtin_mode_to_type table for secondary reload. Call
12841 builtin_function_type to build random builtin functions.
12842 (altivec_init_builtins): Change to use builtin_function_type to
12843 create builtin function types dynamically as we need them.
12844 (builtin_hash_function): New support for hashing the tree types
12845 for builtin function as we need it, rather than trying to build
12846 all of the trees that we need. Add initial preliminary VSX support.
12847 (builtin_function_type): Ditto.
12848 (builtin_function_eq): Ditto.
12849 (builtin_hash_struct): Ditto.
12850 (rs6000_init_builtins): Ditto.
12851 (rs6000_common_init_builtins): Ditto.
12852 (altivec_init_builtins): Ditto.
12853 (rs6000_common_init_builtins): Ditto.
12854 (enum reload_reg_type): New enum for simplifing reg classes.
12855 (rs6000_reload_register_type): Simplify register classes into GPR,
12856 Vector, and other registers. Altivec and VSX addresses in reload.
12857 (rs6000_secondary_reload_inner): Ditto.
12858 (rs6000_ira_cover_classes): New target hook, that returns the
12859 appropriate cover classes, based on -mvsx being used or not.
12860 (rs6000_secondary_reload_class): Add VSX support.
12861 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12862 (get_vsel_insn): Ditto.
12863 (rs6000_emit_vector_compare): Rewrite vector conditional support
12864 so that where we can, we use RTL operators, instead of blindly use
12866 (rs6000_emit_vector_select): Ditto.
12867 (rs6000_emit_vector_cond_expr): Ditto.
12868 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12869 (create_TOC_reference): Add -mdebug=addr support.
12870 (emit_frame_save): VSX loads/stores need register indexed addressing.
12872 * config/rs6000/rs6000.md: Include vector.md.
12874 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12876 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12877 support for V2DI, V2DF in logical, permute, select operations.
12879 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12880 switch for vsx/power7.
12881 (-mvsx-scalar-memory): Ditto.
12882 (-mvsx-align-128): Ditto.
12883 (-mallow-movmisalign): Ditto.
12884 (-mallow-df-permute): Ditto.
12885 (-msched-groups): Ditto.
12886 (-malways-hint): Ditto.
12887 (-malign-branch-targets): Ditto.
12889 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12891 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12892 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12893 (rs6000_vector_reg_class): Delete.
12894 (rs6000_vsx_reg_class): Ditto.
12895 (enum rs6000_reg_class_enum): New enum for the constraints that
12896 vary based on target switches.
12897 (rs6000_constraints): New array to hold the register class for all
12898 of the register constraints that vary based on the switches used.
12899 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12900 (enum rs6000_builtins): Add unsigned varients for the builtin
12901 declarations returned by target hooks for expanding multiplies,
12902 select, and permute operations. Add VSX builtins.
12903 (enum rs6000_builtin_type_index): Add entries for VSX.
12904 (V2DI_type_node): Ditto.
12905 (V2DF_type_node): Ditto.
12906 (unsigned_V2DI_type_node): Ditto.
12907 (bool_long_type_node): Ditto.
12908 (intDI_type_internal_node): Ditto.
12909 (uintDI_type_internal_node): Ditto.
12910 (double_type_internal_node): Ditto.
12912 * config/rs6000/altivec.md (whole file): Move all expanders to
12913 vector.md from altivec.md. Rename insn matching functions to be
12915 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12916 (altivec_vcmp*): Ditto.
12917 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12918 (VM): New iterator for moves that includes the VSX types.
12919 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12920 (altivec_vperm_<mode>_uns): New, for unsigned types.
12921 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12922 (altivec_eq<mode>): Ditto.
12923 (altivec_gt<mode>): Ditto.
12924 (altivec_gtu<mode>): Ditto.
12925 (altivec_eqv4sf): Ditto.
12926 (altivec_gev4sf): Ditto.
12927 (altivec_gtv4sf): Ditto.
12928 (altivec_vcmpbfp_p): Ditto.
12930 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12932 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12935 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12938 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12939 ASM_SHORT instead of .word.
12940 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12941 instead of .word in asm template.
12943 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12946 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12947 (process_bb_node_lives): Use it.
12949 * ira.c (setup_cover_and_important_classes): Don't setup
12950 ira_important_class_nums. Add cover classes to the end of
12952 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12954 (find_reg_class_closure): Use reorder_important_classes.
12956 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12958 * config/i386/i386.c (i386_ira_cover_classes): New function.
12959 (TARGET_IRA_COVER_CLASSES): Redefine.
12961 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12962 importance of order of cover classes in the array.
12964 2009-07-22 Diego Novillo <dnovillo@google.com>
12966 * tree-pass.h (TDF_EH): Define.
12967 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12968 contains TDF_EH, print the EH region number holding GS.
12969 * tree-dump.c (dump_options): Add "eh".
12970 * doc/invoke.texi: Document it.
12972 2009-07-22 Doug Kwan <dougkwan@google.com>
12974 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12976 2009-07-22 Michael Matz <matz@suse.de>
12978 PR tree-optimization/35229
12979 PR tree-optimization/39300
12981 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12982 (inhibit_phi_insertion): New function.
12983 (insert_into_preds_of_block): Call it for REFERENCEs.
12984 (init_pre): Initialize and finalize scalar evolutions.
12985 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12987 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12989 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12990 Use CONST_VECTOR_NUNITS to determine number of elements.
12992 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12994 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12995 (U, W): Constraints are now deprecated and will be removed if we
12996 run out of letters.
12997 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12999 ("prefetch"): Add the stcmh instruction for prefetching.
13000 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
13002 (s390_short_displacement): Return always true if compiling for
13003 machines not providing the long displacement facility.
13004 (s390_mem_constraint): Support the new constraint letter Z.
13005 (s390_check_qrst_address): New function.
13007 2009-07-21 DJ Delorie <dj@redhat.com>
13009 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
13012 2009-07-21 Jason Merrill <jason@redhat.com>
13014 * c-common.c (max_tinst_depth): Increase default to 1024.
13016 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13018 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
13019 (vec_unpacku_float_lo_v4si): Ditto.
13021 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
13024 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
13025 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
13026 (builtin_description): Add __builtin_ia32_cvtudq2ps.
13027 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
13029 2009-07-21 Jakub Jelinek <jakub@redhat.com>
13031 PR tree-optimization/40813
13032 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
13035 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
13037 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
13038 with a NOP_EXPR if needed.
13040 2009-07-21 Paul Brook <paul@codesourcery.com>
13042 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
13043 Terminate debug dump with newline.
13045 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13047 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
13048 Cast "1" to unsigned HOST_WIDE_INT.
13049 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
13050 deposit length to the maximum length - lsb. Extend length if
13051 HOST_BITS_PER_WIDE_INT is 32.
13053 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13055 * cgraph.h (constant_pool_htab): New function.
13056 (constant_descriptor_tree): Move from varasm.c.
13057 * varasm.c (constant_pool_htab): New function.
13058 (constant_descriptor_tree): Move to cgraph.h.
13060 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
13062 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
13064 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
13066 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
13069 2009-07-20 Xinliang David Li <davidxl@google.com>
13071 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
13073 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
13075 * config/mips/mips.md (move_type): Add arith.
13076 (type): Handle arith.
13077 (zero_extendsidi2): Rename this into ...
13078 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
13079 (zero_extendsidi2): New expander.
13080 (*zero_extendsidi2_dext): New pattern.
13082 2009-07-20 Nick Clifton <nickc@redhat.com>
13084 * config.gcc (mips64-*-*): Add definition of tm_defines in order
13085 to set MIPS_ABI_DEFAULT.
13086 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
13088 2009-07-20 Jakub Jelinek <jakub@redhat.com>
13090 * tree-object-size.c (addr_object_size): Handle unions with
13091 array in it as last field of structs in __bos (, 1) as __bos (, 0).
13093 PR tree-optimization/40792
13094 * tree.c (build_function_type_skip_args): Remove bogus assert.
13096 2009-07-20 Jan Hubicka <jh@suse.cz>
13097 Martin Jambor <mjambor@suse.cz>
13099 * cgraph.h (combined_args_to_skip): New field.
13100 * cgraph.c (cgraph_create_virtual_clone): Properly handle
13101 combined_args_to_skip and args_to_skip.
13102 * tree-inline.c (update_clone_info): New function.
13103 (tree_function_versioning): Call update_clone_info.
13104 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
13106 (cgraph_materialize_all_clones): More extensive dumping, working
13107 with combined_args_to_skip rather than args_to_skip.
13109 2009-07-20 Ira Rosen <irar@il.ibm.com>
13111 * tree-vectorizer.h (vectorizable_condition): Add parameters.
13112 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
13113 (get_initial_def_for_reduction): Likewise.
13114 (vectorizable_reduction): Skip the check of first operand in case
13115 of COND_EXPR. Add check that it is outer loop vectorization if
13116 nested cycle was detected. Call vectorizable_condition() for
13117 COND_EXPR. If reduction epilogue cannot be created do not fail for
13118 nested cycles (if it is not double reduction). Assert that there
13119 is only one type in the loop in case of COND_EXPR. Call
13120 vectorizable_condition() to vectorize COND_EXPR.
13121 * tree-vect-stmts.c (vectorizable_condition): Update comment.
13122 Add parameters. Allow nested cycles if called from
13123 vectorizable_reduction(). Use reduction vector variable if provided.
13124 (vect_analyze_stmt): Call vectorizable_reduction() before
13125 vectorizable_condition().
13126 (vect_transform_stmt): Update call to vectorizable_condition().
13128 2009-07-20 Christian Bruel <christian.bruel@st.com>
13130 * config/sh/sh.opt (-mfmovd): Resurrect and document.
13131 * doc/invoke.texi (-mfmovd): Likewise.
13132 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
13134 2009-07-20 Jan Hubicka <jh@suse.cz>
13136 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
13137 when handling SSA name.
13139 2009-07-19 Jan Hubicka <jh@suse.cz>
13141 PR tree-optimization/40676
13142 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
13143 virtual PHIs in empty BBs.
13145 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13147 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
13148 re-expanded the compound use gen_lowpart instead to convert to the
13151 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13153 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
13154 OUTER_CONST arguments.
13155 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
13156 the new wider mode will be masked off.
13157 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
13159 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13161 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
13162 high-order bits are zero.
13164 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
13166 * combine.c (simplify_shift_const_1): Split code to determine
13167 shift_mode into ...
13168 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
13169 new bits shifted in are identical to the old sign bit.
13171 2009-07-18 Richard Guenther <rguenther@suse.de>
13174 * gimplify.c (gimplify_call_expr): Reject code using results from
13175 functions returning void.
13177 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13179 * doc/md.texi: Document the new PowerPC "es" constraint.
13180 Document that "m" can include automodified addresses on this target,
13181 and explain how %U must be used. Extend the "Q" and "Z" documentation
13182 to suggest "es" as well as "m".
13183 * config/rs6000/constraints.md (es): New memory constraint.
13184 (Q, Z): Update strings to match new documentation.
13186 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
13188 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
13189 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
13190 * config/rs6000/predicates.md (volatile_mem_operand): Use
13191 offsettable_nonstrict_memref_p.
13192 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
13193 (*floatunssidf2_internal): Likewise.
13194 (*fix_truncdfsi2_internal): Likewise.
13195 (*fix_trunctfsi2_internal): Likewise.
13197 2009-07-17 Anatoly Sokolov <aesok@post.ru>
13199 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
13200 atmega32u2 devices.
13201 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13203 2009-07-17 Richard Guenther <rguenther@suse.de>
13206 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
13207 (pass_warn_unused_result): Likewise.
13208 (TODO_set_props): Remove.
13209 * omp-low.c (diagnose_omp_structured_block_errors): Change to
13211 (pass_diagnose_omp_blocks): Define.
13212 * c-decl.c (pop_file_scope): Do not finalize the CU here.
13213 (c_gimple_diagnostics_recursively): Remove.
13214 (finish_function): Do not call it.
13215 (c_write_global_declarations): Continue after errors.
13216 Finalize the CU here.
13217 * c-gimplify.c (c_genericize): Do not gimplify here.
13218 * c-common.c (c_warn_unused_result): Move ...
13219 * tree-cfg.c (do_warn_unused_result): ... here.
13220 (run_warn_unused_result): New function.
13221 (gate_warn_unused_result): New function.
13222 (pass_warn_unused_result): New pass.
13223 * c-common.h (c_warn_unused_result): Remove.
13224 * flags.h (flag_warn_unused_result): Declare.
13225 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
13226 * opts.c (flag_warn_unused_result): Initialize to false.
13227 * toplev.c (compile_file): Add comment.
13228 * omp-low.c (create_omp_child_function): Do not register
13229 the function with the frontend.
13230 (diagnose_omp_structured_block_errors): Prepare to be
13231 called as optimization pass.
13232 (gate_diagnose_omp_blocks): New function.
13233 (pass_diagnose_omp_blocks): New pass.
13234 * cgraph.h (cgraph_optimize): Remove.
13235 (cgraph_analyze_function): Likewise.
13236 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
13237 * cgraphunit.c (cgraph_lower_function): Lower nested functions
13238 before their parents here.
13239 (cgraph_finalize_function): Not here.
13240 (cgraph_analyze_function): Gimplify functions here.
13241 (cgraph_finalize_compilation_unit): Continue after errors.
13242 Optimize the callgraph from here.
13243 (cgraph_optimize): Make static.
13244 * langhooks.c (write_global_declarations): Finalize the CU.
13245 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
13246 (gimplify_function_tree): Assert we gimplify only once.
13247 Set PROP_gimple_any property.
13248 * tree-nested.c (gimplify_all_functions): New function.
13249 (lower_nested_functions): Gimplify all nested functions.
13250 * gimple.h (diagnose_omp_structured_block_errors): Remove.
13251 * passes.c (init_optimization_passes): Add pass_warn_unused_result
13252 and pass_diagnose_omp_blocks after gimplification. Do not
13253 set TODO_set_props on all_lowering_passes.
13254 (execute_one_pass): Do not handle TODO_set_props.
13255 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
13256 (gimplify.o): Add tree-pass.h dependency.
13257 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
13258 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
13259 (unsave_r): Likewise.
13260 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
13261 temporary variable.
13263 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
13265 * doc/service.texi (Service): Restore previously removed link,
13266 which isn't broken after all.
13268 2009-07-17 Richard Guenther <rguenther@suse.de>
13270 PR tree-optimization/40321
13271 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
13272 PHI nodes to the maximal set.
13273 (make_values_for_phi): Add PHI arguments to the maximal set.
13274 (execute_pre): Dump PHI_GEN and the maximal set.
13276 2009-07-17 Jakub Jelinek <jakub@redhat.com>
13279 * gimplify.c (gimplify_conversion): Don't change non-conversions into
13282 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
13284 * doc/extend.texi (Nested Functions): Replace broken link with
13286 * doc/service.texi (Service): Remove broken link.
13288 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
13291 * builtins.c (expand_builtin_memcmp): Use loc instead of
13292 EXPR_LOCATION (exp).
13293 (expand_builtin_strncmp): Likewise.
13295 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
13296 Manuel López-Ibáñez <manu@gcc.gnu.org>
13299 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
13300 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
13301 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
13302 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
13303 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
13304 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
13305 tree-inline.c, c-common.c, c-common.h, gimple.c,
13306 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
13307 convert.c: Add location argument to fold_{unary,binary,ternary},
13308 fold_build[123], build_call_expr, build_size_arg,
13309 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
13310 fold_build1_initializer, fold_build2_initializer,
13311 fold_build3_initializer, fold_build_call_array,
13312 fold_build_call_array_initializer, fold_single_bit_test,
13313 omit_one_operand, omit_two_operands, invert_truthvalue,
13314 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
13315 combine_comparisons, fold_builtin_*, fold_call_expr,
13316 build_range_check, maybe_fold_offset_to_address, round_up,
13319 2009-07-16 Jason Merrill <jason@redhat.com>
13322 * c-common.c (c_common_reswords): Add __is_standard_layout
13324 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
13325 * doc/implement-cxx.texi: New.
13326 * doc/gcc.texi: Include it.
13328 2009-07-16 DJ Delorie <dj@redhat.com>
13330 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
13331 compares that may be indirectly affected by previous instructions.
13333 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13335 * builtins.c (do_mpc_arg2): New.
13336 (fold_builtin_2): Fold builtin cpow.
13337 * real.h (HAVE_mpc_pow): New.
13339 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
13341 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
13342 comparison to skip unprofitable schedule
13344 2009-07-16 Simon Baldwin <simonb@google.com>
13346 * gcc.c (option_map): New flag -no-canonical-prefixes.
13347 * (display_help): Print help text for new flag.
13348 * (process_command): Move options translation and language specifics
13349 and handle new flag early. Use it to set a function pointer to a
13350 prefix builder. Replace make_relative_prefix calls with calls to
13351 the function pointed to. Ignore new flag in regular options handling.
13352 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
13354 2009-07-15 DJ Delorie <dj@redhat.com>
13356 * config/mep/mep.md (sibcall_internal): Change register to avoid
13357 argument registers.
13358 (sibcall_value_internal): Likewise.
13360 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
13362 PR rtl-optimization/40710
13363 * resource.c (mark_target_live_regs): Reset DF problem to LR.
13365 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
13367 * config/mips/mips.md (*extenddi_truncate<mode>,
13368 *extendsi_truncate<mode>): Change type attribute to move_type
13369 with shift_shift. Split out code handling exts from here ...
13370 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
13372 (*extendhi_truncateqi): Change type attribute to move_type with
13373 shift_shift. Split out code handling exts from here ...
13374 (*extendhi_truncateqi_exts): ... to this new pattern.
13376 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
13378 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
13379 instead of "and" with inverted sign bit mask value. Use
13380 "nonimmediate_operand" for operand 1 and operand 2 predicate.
13381 Allocate registers only for operand 4 and operand 5.
13383 2009-07-15 Jakub Jelinek <jakub@redhat.com>
13385 PR middle-end/40747
13386 * fold-const.c (fold_cond_expr_with_comparison): When folding
13387 < and <= to MIN, make sure the MIN uses the same type as the
13388 comparison's operands.
13390 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
13392 * arm.md (ior_xor): New code iterator.
13393 (split for ior/xor with shift and zero-extend): New split pattern.
13394 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
13396 2009-07-15 Richard Guenther <rguenther@suse.de>
13398 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
13401 2009-07-15 Richard Guenther <rguenther@suse.de>
13403 PR middle-end/40753
13404 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
13406 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13408 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
13409 handle 2.6.30 kernel.
13411 2009-07-15 DJ Delorie <dj@redhat.com>
13413 * config/mep/mep.md (sibcall_internal): Change register to allow
13414 for 24-bit addresses.
13415 (sibcall_value_internal): Likewise.
13417 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
13419 * doc/invoke.texi: Added descriptions of the scheduling heuristics
13420 that are enabled/disabled by the flags introduced by a previous patch.
13422 2009-07-14 DJ Delorie <dj@redhat.com>
13424 * config/mep/mep.md (sibcall_internal): Include non-toggling
13426 (sibcall_value_internal): Likewise.
13428 2009-07-14 Taras Glek <tglek@mozilla.com>
13429 Rafael Espindola <espindola@google.com>
13431 * doc/sourcebuild.texi: Document install-plugin target.
13432 * configure.ac: Added install-plugin target to language makefiles.
13433 * configure: Regenerate.
13434 * Makefile.in (install-plugin): Install more headers,
13435 depend on lang.install-plugin.
13437 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13439 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
13442 2009-07-14 DJ Delorie <dj@redhat.com>
13444 * config/mep/mep.c (mep_vliw_jmp_match): New function.
13445 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
13446 * config/mep/mep.md (sibcall_internal): Change test from
13447 mep_vliw_mode_match to mep_vliw_jmp_match.
13448 (sibcall_value_internal): Likewise.
13450 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
13452 * config/i386/sse.md (copysign<mode>3): New expander.
13453 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
13454 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
13455 Use ix86_build_const_vector.
13456 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
13457 IX86_BUILTIN_CPYSGNPD.
13458 (builtin_description): Add __builtin_ia32_copysignps and
13459 __builtin_ia32_copysignpd.
13460 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
13461 and BUILT_IN_COPYSIGNF.
13463 2009-07-13 Jason Merrill <jason@redhat.com>
13465 * builtins.c (can_trust_pointer_alignment): New fn.
13466 (get_pointer_alignment): Factor it out from here.
13467 * tree.h: Declare it.
13469 2009-07-14 David Edelsohn <edelsohn@gnu.org>
13471 * config/rs6000/predicates.md (offsettable_mem_operand): Test
13474 2009-07-14 Dodji Seketeli <dodji@redhat.com>
13478 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
13480 2009-07-14 Richard Guenther <rguenther@suse.de>
13481 Andrey Belevantsev <abel@ispras.ru>
13483 PR middle-end/40745
13484 * cfgexpand.c (partition_stack_vars): Do not bother to update
13485 alias information when not optimizing.
13487 2009-07-14 Richard Guenther <rguenther@suse.de>
13488 Andrey Belevantsev <abel@ispras.ru>
13490 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
13491 (pt_solution_set): Likewise.
13492 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
13493 * tree-ssa-structalias.c (pt_solution_set): New function.
13494 * final.c (rest_of_clean_state): Free SSA data structures.
13495 * print-rtl.c (print_decl_name): Remove.
13496 (print_mem_expr): Implement in terms of print_generic_expr.
13497 * alias.c (ao_ref_from_mem): New function.
13498 (rtx_refs_may_alias_p): Likewise.
13499 (true_dependence): Query alias-export info.
13500 (canon_true_dependence): Likewise.
13501 (write_dependence_p): Likewise.
13502 * tree-dfa.c (get_ref_base_and_extent): For void types leave
13504 * emit-rtl.c (component_ref_for_mem_expr): Remove.
13505 (mem_expr_equal_p): Use operand_equal_p.
13506 (set_mem_attributes_minus_bitpos): Do not use
13507 component_ref_for_mem_expr.
13508 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
13509 (update_alias_info_with_stack_vars): Likewise.
13510 (partition_stack_vars): Call update_alias_info_with_stack_vars.
13511 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
13512 explicitly nor clear stmt operands.
13513 Free the decl-to-pointer map.
13514 * tree-optimize.c (execute_free_datastructures): Do not free
13515 SSA data structures here.
13516 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
13517 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
13518 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
13520 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
13522 2009-07-13 DJ Delorie <dj@redhat.com>
13524 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
13525 unrolling at the right iteration count.
13527 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
13530 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13532 * haifa-sched.c (rank_for_schedule): Introduced flags to
13533 enable/disable individual scheduling heuristics.
13534 * common.opt: Introduced flags to enable/disable individual
13535 heuristics in the scheduler.
13536 * doc/invoke.texi: Introduced flags to enable/disable individual
13537 heuristics in the scheduler.
13539 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
13541 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
13542 config/i386/mingw-tls.c.
13543 * config/i386/mingw-tls.c: Removed.
13545 2009-07-13 Ira Rosen <irar@il.ibm.com>
13547 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
13548 checks access only relevant statements.
13549 (vectorizable_reduction): Likewise.
13551 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
13553 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
13554 just for 32-bit case.
13556 2009-07-12 Jan Hubicka <jh@suse.cz>
13558 PR tree-optimization/40585
13559 * except.c (expand_resx_expr): When there already is resume
13560 instruction, produce linked list.
13561 (build_post_landing_pads): Assert that resume is empty.
13562 (connect_post_landing_pads): Handle resume lists.
13563 (dump_eh_tree): Dump resume list.
13565 2009-07-12 Ira Rosen <irar@il.ibm.com>
13567 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13568 with additional argument.
13569 * tree-vectorizer.h (enum vect_def_type): Add
13570 vect_double_reduction_def.
13571 (vect_is_simple_reduction): Add argument.
13572 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
13574 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
13575 vect_is_simple_reduction with additional argument.
13576 (vect_analyze_loop_operations): Handle exit phi nodes in case of
13578 (reduction_code_for_scalar_code): Handle additional codes by
13579 returning ERROR_MARK for them. Fix comment and indentation.
13580 (vect_is_simple_reduction): Fix comment, add argument to specify
13581 double reduction. Detect double reduction.
13582 (get_initial_def_for_induction): Fix indentation.
13583 (get_initial_def_for_reduction): Fix comment and indentation.
13584 Handle double reduction. Create initial definitions that do not
13585 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
13586 (vect_create_epilog_for_reduction): Fix comment, add argument to
13587 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
13588 epilogue result extraction. Create double reduction phi node and
13589 replace relevant uses.
13590 (vectorizable_reduction): Call vect_is_simple_reduction with
13591 additional argument. Fix indentation. Update epilogue code treatment
13592 according to the changes in reduction_code_for_scalar_code. Check
13593 for double reduction. Call vect_create_epilog_for_reduction with
13594 additional argument.
13595 * tree-vect-stmts.c (process_use): Handle double reduction, update
13597 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
13598 (vect_get_vec_def_for_operand): Likewise.
13600 2009-07-12 Danny Smith <dansmister@gmail.com>
13602 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
13603 dllexport if !TREE_PUBLIC.
13604 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
13606 2009-07-11 Anatoly Sokolov <aesok@post.ru>
13608 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
13609 (avr_extra_arch_macro) Remove declatation.
13610 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
13611 (avr_extra_arch_macro) Declare as static.
13612 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
13614 2009-07-11 Jan Hubicka <jh@suse.cz>
13616 PR middle-end/48388
13617 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
13619 2009-07-11 Jakub Jelinek <jakub@redhat.com>
13622 * dwarf2out.c (dw_fde_struct): Add in_std_section and
13623 cold_in_std_section bits.
13624 (dwarf2out_begin_prologue): Initialize them.
13625 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
13626 if already covered by text_section or cold_text_section range.
13628 PR rtl-optimization/40667
13629 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
13630 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
13631 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
13632 * config/i386/i386.c (ix86_minimum_alignment): New function.
13633 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
13634 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
13635 * emit-rtl.c (gen_reg_rtx): Likewise.
13636 * function.c (assign_parms): Likewise. If nominal_type needs
13637 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
13638 rather than passed_type's alignment.
13641 * function.c (assign_parm_setup_stack): Adjust
13642 MEM_OFFSET (data->stack_parm) if promoted_mode is different
13643 from nominal_mode on big endian.
13645 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
13647 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
13649 2009-07-10 DJ Delorie <dj@redhat.com>
13651 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
13653 2009-07-10 Mark Mitchell <mark@codesourcery.com>
13655 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
13657 (thumb2_cbnz): Likewise.
13659 2009-07-10 David Daney <ddaney@caviumnetworks.com>
13662 * config.gcc (supported_defaults): Add synci.
13663 (with_synci): Add validation.
13664 (all_defaults): Add synci.
13665 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
13668 * config/mips/mips.opt (msynci): New option.
13669 * config/mips/mips.c (mips_override_options): Warn on use of
13670 -msynci for targets that do now support it.
13671 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
13673 * gcc/doc/invoke.texi (-msynci): Document the new option.
13674 * doc/install.texi (--with-synci): Document the new option.
13676 2009-07-10 Richard Guenther <rguenther@suse.de>
13678 PR tree-optimization/40496
13679 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
13680 the PHI result with a compatible type.
13682 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
13686 * c.opt (Wunused-result): New.
13687 * doc/invoke.texi: Document it.
13688 * c-common.c (c_warn_unused_result): Use it.
13690 2009-07-09 DJ Delorie <dj@redhat.com>
13692 * targhooks.c (default_target_can_inline_p): Rename from
13693 default_target_option_can_inline_p.
13694 * targhooks.h (default_target_can_inline_p): Likewise.
13695 * target-def.h (TARGET_CAN_INLINE_P): Rename from
13696 TARGET_OPTION_CAN_INLINE_P.
13697 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
13698 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
13699 (mep_target_can_inline_p): Rename from
13700 mep_target_option_can_inline_p.
13703 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
13704 registers used to pass vectors.
13706 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
13708 2009-07-09 Tom Tromey <tromey@redhat.com>
13710 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
13711 * config/mmix/mmix.c: Include dwarf2.h.
13712 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
13713 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
13714 * config/sh/sh.c: Include dwarf2.h.
13715 * config/i386/i386.c: Include dwarf2.h.
13716 * Makefile.in (DWARF2_H): Remove 'elf'.
13717 * except.c: Include dwarf2.h.
13718 * unwind-dw2.c: Include dwarf2.h.
13719 * dwarf2out.c: Include dwarf2.h.
13720 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
13721 * unwind-dw2-fde.c: Include dwarf2.h.
13722 * dwarf2asm.c: Include dwarf2.h.
13724 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13726 * haifa-sched.c (insn_finishes_cycle_p): New static function.
13727 (max_issue): Use it.
13728 * sched-int.h (struct sched_info: insn_finishes_block_p): New
13730 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
13731 (region_sched_info): Update.
13732 * sched-ebb.c (ebb_sched_info): Update.
13733 * modulo-sched.c (sms_sched_info): Update.
13734 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
13736 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13738 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
13740 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
13742 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
13744 2009-07-09 Jakub Jelinek <jakub@redhat.com>
13746 PR middle-end/40692
13747 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
13748 arg1 with arg01 if arg1 is already INTEGER_CST.
13750 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13752 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
13753 Transform (and (truncate)) into (truncate (and)).
13755 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
13757 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
13758 creating LHS paradoxical subregs. Fix surrounding returns to
13759 use NULL_RTX rather than 0.
13761 2009-07-08 DJ Delorie <dj@redhat.com>
13763 * config/mep/mep.c (mep_option_can_inline_p): New.
13764 (TARGET_OPTION_CAN_INLINE_P): Define.
13766 2009-07-08 Mark Wielaard <mjw@redhat.com>
13769 * dwarf2out.c (add_data_member_location_attribute): When we have
13770 only a constant offset don't emit a new location description using
13771 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13774 2009-07-08 Richard Henderson <rth@redhat.com>
13777 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13778 (enum reg_class): Add CLOBBERED_REGS.
13779 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13780 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13781 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13782 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13783 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13784 force 64-bit sibcalls into R11.
13785 * config/i386/constraints.md (U): New constraint.
13786 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13787 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13788 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13790 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13792 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13794 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13795 * ebitmap.h (dump_ebitmap): Ditto.
13796 * optabs.h (optab_libfunc): Ditto.
13797 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13798 * tree-flow.h (vect_can_force_dr_alignment_p,
13799 get_vectype_for_scalar_type): Ditto.
13800 (vectorize_loops): Move prototype to ...
13801 * tree-vectorizer.h: ... here. Also, adjust comment.
13802 (vect_set_verbosity_level): Remove duplicate prototype.
13803 * tree-ssa-loop.c: Include tree-vectorizer.h.
13804 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13806 2009-07-08 Nick Clifton <nickc@redhat.com>
13808 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13811 2009-07-08 DJ Delorie <dj@redhat.com>
13813 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13814 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13815 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13817 * config/mep/intrinsics.md: Regenerated.
13818 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13819 registers when asm() or calls are detected.
13821 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13824 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13826 * gimple (gimple_build_call_from_tree): Likewise.
13827 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13828 no_warning flag before warning.
13830 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13832 * tree.c (set_expr_locus): Remove.
13833 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13834 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13836 * gimplify.c (internal_get_tmp_var): Likewise.
13837 (gimplify_call_expr): Likewise.
13838 (gimplify_one_sizepos): Likewise.
13840 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13843 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13844 to variables for debugging purposes.
13846 2009-06-23 Mark Loeser <mark@halcy0n.com>
13849 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13851 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13853 * pretty-print.c (pp_base_format): Remove %J.
13854 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13855 gcc_cxxdiag_char_table): Likewise.
13856 (init_dynamic_diag_info): Likewise.
13858 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13860 * pretty-print.c (pp_base_format): Remove %H.
13861 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13862 gcc_cxxdiag_char_table): Likewise.
13863 (init_dynamic_diag_info): Likewise.
13864 * config/mep/mep.c (mep_select_section): Likewise.
13866 2009-07-07 Duncan Sands <baldrick@free.fr>
13868 * final.c (pass_clean_state): Give the pass a name.
13869 * passes.c (pass_rest_of_compilation): Likewise.
13870 * tree-optimize.c (pass_all_optimizations): Likewise.
13872 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13874 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13875 an extra 'decl' for error_at.
13877 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13879 PR middle-end/40669
13880 * tree-tailcall.c (adjust_return_value_with_ops,
13881 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13882 if it has complex or vector type.
13884 2009-07-07 Olivier Hainque <hainque@adacore.com>
13886 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13889 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13891 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13893 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13895 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13896 * c-decl.c: Likewise.
13897 * function.c: Likewise.
13898 * varasm.c: Likewise.
13899 * tree-ssa.c: Likewise.
13900 * c-common.c: Likewise.
13901 * tree-cfg.c: Likewise.
13902 * config/spu/spu.c: Likewise.
13903 * config/ia64/ia64.c: Likewise.
13904 * config/v850/v850.c: Likewise.
13906 2009-07-06 DJ Delorie <dj@redhat.com>
13908 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13909 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13910 unspecified accesses to control registers.
13911 * config/mep/intrinsics.md: Regenerate.
13912 * config/mep/intrinsics.h: Regenerate.
13913 * config/mep/mep-intrin.h: Regenerate.
13915 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13917 * c-lex.c: Replace %H by an explicit location. Update all calls.
13918 * c-common.c: Likewise.
13919 * c-decl.c: Likewise.
13920 * c-typeck.c: Likewise.
13921 * fold-const.c: Likewise.
13922 * gimplify.c: Likewise.
13923 * stmt.c: Likewise.
13924 * tree-cfg.c: Likewise.
13925 * tree-ssa-loop-niter.c: Likewise.
13926 * tree-vrp.c: Likewise.
13927 * value-prof.c: Likewise.
13929 2009-07-06 Diego Novillo <dnovillo@google.com>
13931 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13932 if it has one. Handle cases where VAR does not have an
13933 annotation or cfun is NULL.
13935 2009-07-06 Diego Novillo <dnovillo@google.com>
13937 * tree.c: Include debug.h.
13938 (initialize_tree_contains_struct): New.
13939 (init_ttree): Call it.
13940 (tree_node_structure_for_code): Factor out of ...
13941 (tree_node_structure): ... here.
13942 * treestruct.def (TS_PHI_NODE): Remove.
13943 (TS_GIMPLE_STATEMENT): Remove.
13945 2009-07-06 Diego Novillo <dnovillo@google.com>
13947 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13948 (debug_tree_chain): Handle cycles.
13950 2009-07-06 Nick Clifton <nickc@redhat.com>
13951 DJ Delorie <dj@redhat.com>
13953 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13954 __FMOVD_ENABLED__ is defined.
13956 (TARGET_FMOVD): Provide a default definition.
13957 (MASK_FMOVD): Likewise.
13958 (TARGET_CPU_CPP_BUILTINS): Define
13959 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13960 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13961 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13962 (split for DF load from memory into register): Also handle
13963 MEMs which consist of REG+DISP addressing.
13964 (split for DF store from register to memory): Likewise.
13965 (movsf_ie): Always use single fp_mode.
13966 * config/sh/sh.c (sh_override_options): Do not automatically
13967 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13968 that to the -mfmovd command line switch.
13969 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13970 (fldi_ok): Always allow.
13971 * config/sh/sh.opt (mfmovd): Remove this switch.
13972 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13974 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13975 Kaz Kojima <kkojima@gcc.gnu.org>
13977 PR rtl-optimization/30807
13978 * postreload.c (reload_combine): For every new use of REG_SUM,
13979 record the use of BASE.
13981 2009-07-06 Jan Hubicka <jh@suse.cz>
13983 * params.def: Revert my accidental commit at 2009-06-30.
13985 2009-07-04 Ian Lance Taylor <iant@google.com>
13988 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13990 (mingw_format_attribute_overrides): Likewise.
13992 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13995 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13996 don't check cfa.reg. Instead of cfa.indirect use
13997 fde && fde->drap_reg != INVALID_REGNUM test.
13999 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
14001 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
14003 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
14006 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
14008 2009-07-03 Richard Guenther <rguenther@suse.de>
14010 PR tree-optimization/40640
14011 * tree-switch-conversion.c (build_arrays): Perform arithmetic
14014 2009-07-03 Jan Hubicka <jh@suse.cz>
14016 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
14017 for size, reduce amount of inlining.
14019 2009-07-03 Richard Guenther <rguenther@suse.de>
14021 PR middle-end/34163
14022 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
14023 if t +- x is known to not overflow and the conversion widens the
14025 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
14027 2009-07-03 Jan Hubicka <jh@suse.cz>
14029 * ipa-pure-const.c (analyze): Update loop optimizer init.
14030 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
14031 try_remove_empty_loop, remove_empty_loops): Remove.
14032 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
14033 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
14034 to mark regular loops as neccesary.
14035 (degenerate_phi_p): New function.
14036 (propagate_necessity, remove_dead_phis): Use it.
14037 (forward_edge_to_pdom): Likewise.
14038 (eliminate_unnecessary_stmts): Take care to remove uses of results of
14039 virtual PHI nodes that became unreachable.
14040 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
14041 * tree-flow.h (remove_empty_loops): Remove.
14042 * passes.c (init_optimization_passes): Remove.
14044 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
14046 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
14047 can_create_pseudo_p.
14048 (*fix_trunc<mode>_i387_1): Ditto.
14049 (*floathi<mode>2_1): Ditto.
14050 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
14051 (*fistdi2_1): Ditto.
14052 (*fist<mode>2_1): Ditto.
14053 (frndintxf2_floor): Ditto.
14054 (*fist<mode>2_floor_1): Ditto.
14055 (frndintxf2_ceil): Ditto.
14056 (*fist<mode>2_ceil_1): Ditto.
14057 (frndintxf2_trunc): Ditto.
14058 (frndintxf2_mask_pm): Ditto.
14059 (fxam<mode>2_i387_with_temp): Ditto.
14060 * config/i386/sse.md (mulv16qi3): Ditto.
14061 (*sse2_mulv4si3): Ditto.
14063 (sse4_2_pcmpestr): Ditto.
14064 (sse4_2_pcmpistr): Ditto.
14066 2009-07-03 Jan Hubicka <jh@suse.cz>
14068 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
14069 (mark_stmt_necessary): Set it.
14070 (mark_operand_necessary): Set it.
14071 (mark_control_dependent_edges_necessary): Set it.
14072 (mark_virtual_phi_result_for_renaming): New function.
14073 (get_live_post_dom): New function.
14074 (forward_edge_to_pdom): New function.
14075 (remove_dead_stmt): Fix handling of control dependences.
14076 (tree_dce_init): Init new bitmap.
14077 (tree_dce_done): Free it.
14079 2009-07-02 Richard Guenther <rguenther@suse.de>
14082 * tree-ssa-structalias.c (new_var_info): Initialize
14085 2009-07-02 Jan Hubicka <jh@suse.cz>
14087 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
14090 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
14092 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
14093 instead of recomputing it. Adjust calls.
14094 (emit_store_flag): Adjust recursive calls.
14096 2009-07-02 Richard Guenther <rguenther@suse.de>
14098 * tree-ssa-live.c (remove_unused_locals): Do not remove
14100 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
14101 of DECL_EXTERNAL for HEAP variables.
14102 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
14103 HEAP variables. Do not adjust RESTRICT vars.
14104 (find_what_var_points_to): Nobody cares if something
14105 points to READONLY.
14107 2009-07-02 Ben Elliston <bje@au.ibm.com>
14109 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
14110 pc_low and pc_high declarations to the top of the function.
14112 2009-07-01 DJ Delorie <dj@redhat.com>
14114 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
14115 registers as fixed.
14116 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
14117 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
14118 unspecified accesses to control registers.
14119 * config/mep/intrinsics.md: Regenerate.
14120 * config/mep/intrinsics.h: Regenerate.
14121 * config/mep/mep-intrin.h: Regenerate.
14123 2009-07-01 Anthony Green <green@moxielogic.com>
14125 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
14126 instruction when possible.
14127 (moxie_expand_prologue): Ditto. Also, save an instruction and
14128 some complexity by popping off of $r12 instead of $sp.
14129 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
14132 2009-07-01 Richard Henderson <rth@redhat.com>
14135 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
14136 contained no insns, reposition note before last insn.
14138 2009-07-01 Richard Henderson <rth@redhat.com>
14141 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
14142 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
14144 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
14147 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
14148 darwin9 for printing reg addresses with %y.
14150 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14152 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
14153 truncation from operands in binary operations.
14155 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
14158 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14159 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14160 subreg of op0 to the original op0.
14162 * expmed.c (store_bit_field_1): Use a temporary as the destination
14163 instead of a paradoxical subreg when we need to truncate the result.
14165 2009-07-01 DJ Delorie <dj@redhat.com>
14167 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
14168 names to VLIW variants.
14169 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
14170 * config/mep/intrinsics.md: Regenerate.
14171 * config/mep/intrinsics.h: Regenerate.
14172 * config/mep/mep-intrin.h: Regenerate.
14174 2009-07-01 Jakub Jelinek <jakub@redhat.com>
14177 * jump.c (returnjump_p): Revert last patch.
14178 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
14180 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14183 * pa.md (casesi32p): Use jump table label to determine the offset
14185 (casesi64p): Likewise.
14187 * pa.c (forward_branch_p): Return bool type. Use instruction
14188 addresses when available. Assert that INSN has a jump label.
14189 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
14192 2009-07-01 Richard Guenther <rguenther@suse.de>
14194 PR tree-optimization/19831
14195 * tree-ssa-dce.c (propagate_necessity): Calls to functions
14196 that only act as barriers do not make any previous stores necessary.
14197 * tree-ssa-structalias.c (handle_lhs_call): Delay making
14198 HEAP variables global, do not add a constraint from nonlocal.
14199 (find_func_aliases): Handle escapes through return statements.
14200 (compute_points_to_sets): Make escaped HEAP variables global.
14202 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14205 * expmed.c (emit_store_flag): Perform a conversion if necessary,
14206 after reducing a DImode cstore to SImode.
14208 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
14210 * expr.c (expand_expr_real_1): Reinstate fallthrough to
14211 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
14213 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
14215 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
14216 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
14218 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
14219 and umod_optab if TARGET_BSD_DIVMOD.
14220 * config/vax/lib1funcs.asm: New file.
14221 * config/vax/t-linux: New file.
14222 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
14224 2009-06-30 Jakub Jelinek <jakub@redhat.com>
14227 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
14228 to type arguments that have void type.
14231 * dwarf2out.c (gen_formal_parameter_die): Call
14232 equate_decl_number_to_die if node is different from origin.
14234 2009-06-30 Anthony Green <green@moxielogic.com>
14236 Clean up moxie port for --enable-build-with-cxx.
14237 * config/moxie/moxie.c (moxie_function_value): First two
14238 parameters are const_tree, not tree.
14239 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
14240 (REG_CLASS_NAMES): Ditto.
14241 (REGNO_REG_CLASS): Ditto.
14242 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
14243 (moxie_function_value): Fix constyness of arguments.
14245 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
14247 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
14248 finalize_size_functions before further processing.
14249 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
14250 (variable_size): Call self_referential_size on size expressions
14251 that contain a PLACEHOLDER_EXPR.
14252 (size_functions): New static variable.
14253 (copy_self_referential_tree_r): New static function.
14254 (self_referential_size): Likewise.
14255 (finalize_size_functions): New global function.
14256 * tree.c: Include tree-inline.h.
14257 (push_without_duplicates): New static function.
14258 (find_placeholder_in_expr): New global function.
14259 (substitute_in_expr) <tcc_declaration>: Return the replacement object
14261 <tcc_expression>: Likewise.
14262 <tcc_vl_exp>: If the replacement object is a constant, try to inline
14263 the call in the expression.
14264 * tree.h (finalize_size_functions): Declare.
14265 (find_placeholder_in_expr): Likewise.
14266 (FIND_PLACEHOLDER_IN_EXPR): New macro.
14267 (substitute_placeholder_in_expr): Update comment.
14268 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
14270 (copy_tree_body_r): Likewise.
14271 (copy_tree_body): New static function.
14272 (maybe_inline_call_in_expr): New global function.
14273 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
14274 (maybe_inline_call_in_expr): Declare.
14275 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
14276 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
14279 2009-06-30 Richard Guenther <rguenther@suse.de>
14281 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
14283 (propagate_necessity): Do not mark reaching defs of stores
14286 2009-06-30 Jan Hubicka <jh@suse.cz>
14288 * cfgloopanal.c (check_irred): Move into ...
14289 (mark_irreducible_loops): ... here; return true if ireducible
14291 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
14292 (analyze_function): Try to prove loop finiteness.
14293 * cfgloop.h (mark_irreducible_loops): Update prototype.
14294 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
14296 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
14298 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
14300 2009-06-30 Ira Rosen <irar@il.ibm.com>
14302 PR tree-optimization/40542
14303 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
14306 2009-06-30 Martin Jambor <mjambor@suse.cz>
14308 PR tree-optimization/40582
14309 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
14310 than useless_type_conversion_p.
14311 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
14314 2009-06-30 Martin Jambor <mjambor@suse.cz>
14316 PR middle-end/40554
14317 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
14319 2009-06-30 Richard Guenther <rguenther@suse.de>
14321 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
14322 use ao_ref references.
14323 (walk_aliased_vdefs): Likewise.
14324 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
14325 * tree-ssa-dce.c (struct ref_data): Remove.
14326 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
14327 (mark_aliased_reaching_defs_necessary): Adjust.
14328 (mark_all_reaching_defs_necessary_1): Likewise.
14330 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
14333 * expmed.c (emit_cstore): New name of emit_store_flag_1.
14334 (emit_store_flag_1): Extract from emit_store_flag, adjust
14335 calls to (what now is) emit_cstore.
14336 (emit_store_flag): Call emit_store_flag_1 and also use it
14337 for what used to be recursive calls.
14339 2009-06-30 Wei Guozhi <carrot@google.com>
14342 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
14343 if the target bb post dominates from bb.
14344 * config/i386/i386.c (memory_address_length): Check existence of base
14345 register before using it.
14347 2009-06-30 Nick Clifton <nickc@redhat.com>
14348 DJ Delorie <dj@redhat.com>
14350 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
14351 __FMOVD_ENABLED__ is defined.
14353 (TARGET_FMOVD): Provide a default definition.
14354 (MASK_FMOVD): Likewise.
14355 (TARGET_CPU_CPP_BUILTINS): Define
14356 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
14357 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
14358 two fmov instructions depending upon whether TARGET_FMOVD is
14360 (split for DF load from memory into register): Also handle
14361 MEMs which consist of REG+DISP addressing.
14362 (split for DF store from register to memory): Likewise.
14363 * config/sh/sh.opt (mfmovd): Remove this switch.
14364 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
14365 * config/sh/sh.c (sh_override_options): Do not automatically
14366 enable TARGET_MOVD for the SH2A when supporting doubles - leave
14367 that to the -mfmovd command line switch.
14369 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
14371 (fldi_ok): Always allow.
14372 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
14374 2009-06-29 DJ Delorie <dj@redhat.com>
14376 * doc/install.texi (mep-x-elf): Correct chip's full name.
14378 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
14380 * doc/extend.texi: Fix typo.
14382 2009-06-29 Tom Tromey <tromey@redhat.com>
14384 * dwarf2.h: Remove.
14385 * Makefile.in (DWARF2_H): New variable.
14386 (except.o): Use it.
14387 (dwarf2out.o): Likewise.
14388 (dwarf2asm.o): Likewise.
14389 * config/i386/t-i386: Use DWARF2_H.
14390 * except.c: Include elf/dwarf2.h.
14391 * unwind-dw2.c: Include elf/dwarf2.h.
14392 * dwarf2out.c: Include elf/dwarf2.h.
14393 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
14394 <dtprel>: New field.
14395 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
14396 (size_of_loc_descr): Likewise.
14397 (output_loc_operands_raw): Likewise.
14398 (output_loc_operands): Handle new dtprel field.
14399 (loc_checksum): Update.
14400 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
14401 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
14402 * unwind-dw2-fde.c: Include elf/dwarf2.h.
14403 * dwarf2asm.c: Include elf/dwarf2.h.
14404 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
14405 * config/mmix/mmix.c: Include elf/dwarf2.h.
14406 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
14407 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
14408 * config/sh/sh.c: Include elf/dwarf2.h.
14409 * config/i386/i386.c: Include elf/dwarf2.h.
14411 2009-06-29 DJ Delorie <dj@redhat.com>
14413 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
14415 * doc/extend.texi: Add MeP attributes and pragmas.
14416 * doc/invoke.text: Add MeP Options.
14417 * doc/contrib.texi: Add MeP contribution.
14418 * doc/md.texi: Add MeP constraints.
14419 * doc/install.texi: Add MeP target.
14421 2009-06-30 Anatoly Sokolov <aesok@post.ru>
14423 * target.h (struct gcc_target): Add frame_pointer_required field.
14424 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
14425 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
14426 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
14428 * reload1.c (update_eliminables): (Ditto.).
14429 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
14430 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
14431 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
14433 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
14435 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
14436 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14437 (arm_frame_pointer_required): New function.
14439 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
14440 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14441 (avr_frame_pointer_required_p): Declare as static.
14442 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
14444 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
14445 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14446 (bfin_frame_pointer_required): Make as static, change return type
14448 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
14450 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
14451 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14452 (cris_frame_pointer_required): New function.
14454 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
14456 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
14457 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14458 (fr30_frame_pointer_required): New function.
14460 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
14461 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14462 (frv_frame_pointer_required): Make as static, change return type
14464 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
14466 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
14467 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14468 (ix86_frame_pointer_required): Make as static, change return type to
14470 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
14472 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
14473 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14475 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
14477 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
14479 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
14481 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
14482 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14483 (mips_frame_pointer_required): Make as static.
14484 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
14486 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
14487 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14488 (mmix_frame_pointer_required): Mew function.
14490 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
14491 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14493 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
14495 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
14497 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
14499 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
14500 (CAN_ELIMINATE): Redefine.
14501 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
14502 (sparc_frame_pointer_required): New function.
14503 (sparc_can_eliminate): New function.
14504 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
14506 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
14507 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14509 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
14510 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
14511 (xtensa_frame_pointer_required): Make as static, change return type
14513 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
14516 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
14518 * doc/plugins.texi: Document PLUGIN_START_UNIT.
14519 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
14520 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
14521 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
14522 (register_callback): Handle PLUGIN_START_UNIT.
14523 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
14525 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
14527 * tree.c (process_call_operands): Propagate TREE_READONLY from the
14529 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
14530 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
14532 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
14534 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
14537 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
14539 * doc/extend.texi (Additional Floating Types): __float128 is also
14540 supported on i386 targets.
14542 2009-06-29 Richard Guenther <rguenther@suse.de>
14544 PR middle-end/14187
14545 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14547 (pt_solutions_same_restrict_base): Declare.
14548 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
14550 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
14551 (make_constraint_from, make_copy_constraint): Move earlier.
14552 (make_constraint_from_heapvar): New function.
14553 (make_constraint_from_restrict): Likewise.
14554 (handle_lhs_call): Use it.
14555 (find_func_aliases): Use it to track conversions to restrict
14556 qualified pointers.
14557 (struct fieldoff): Add only_restrict_pointers flag.
14558 (push_fields_onto_fieldstack): Initialize it.
14559 (create_variable_info_for): Track global restrict qualified pointers.
14560 (intra_create_variable_infos): Use make_constraint_from_heapvar.
14561 Track restrict qualified pointer arguments.
14562 (set_uids_in_ptset): Use varinfo is_global_var flag.
14563 (find_what_var_points_to): Set the vars_contains_restrict flag.
14564 Always create the points-to solution for sets including restrict tags.
14565 (pt_solutions_same_restrict_base): New function.
14566 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
14567 qualified pointers use pt_solutions_same_restrict_base as
14568 additional source for disambiguation.
14570 2009-06-29 Richard Guenther <rguenther@suse.de>
14572 PR middle-end/38212
14573 * alias.c (find_base_decl): Remove.
14574 (get_deref_alias_set_1): Remove restrict handling.
14575 * c-common.c (c_apply_type_quals_to_decl): Do not set
14576 DECL_POINTER_ALIAS_SET.
14577 * gimplify.c (find_single_pointer_decl_1): Remove.
14578 (find_single_pointer_decl): Likewise.
14579 (internal_get_tmp_var): Remove restrict handling.
14580 (gimple_regimplify_operands): Likewise.
14581 * omp-low.c (expand_omp_atomic_pipeline): Do not set
14582 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
14583 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
14584 * tree.c (restrict_base_for_decl): Remove.
14585 (init_ttree): Do not allocate it.
14586 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
14587 LABEL_DECL_UID for label decls.
14588 (copy_node_stat): Do not copy restrict information.
14589 (decl_restrict_base_lookup): Remove.
14590 (decl_restrict_base_insert): Likewise.
14591 (print_restrict_base_statistics): Likewise.
14592 (dump_tree_statistics): Do not call print_restrict_base_statistics.
14593 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
14594 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
14595 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
14596 (LABEL_DECL_UID): Adjust.
14597 (DECL_BASED_ON_RESTRICT_P): Remove.
14598 (DECL_GET_RESTRICT_BASE): Likewise.
14599 (SET_DECL_RESTRICT_BASE): Likewise.
14600 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
14602 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
14603 instead of DECL_POINTER_ALIAS_SET.
14604 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14605 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
14606 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
14608 2009-06-29 Richard Guenther <rguenther@suse.de>
14610 PR tree-optimization/40579
14611 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
14612 the IL to simplify has constants that overflowed.
14614 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
14616 PR tree-optimization/40550
14617 * tree-vect-generic.c (expand_vector_operations_1): Compute in
14618 vector_compute_type only when the size of vector_compute_type is
14619 less than the size of type.
14621 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
14623 * fold-const.c (contains_label_1): Fix comments.
14624 (contains_label_p): Do not walk trees multiple time.
14626 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14628 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
14629 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
14630 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
14631 ix86_fp_comparison_operator.
14632 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
14633 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
14634 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
14635 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
14636 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
14637 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
14638 (related splits): Change predicate to ix86_fp_comparison_operator.
14639 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
14640 instead of ix86_fp_comparison_codes.
14641 (ix86_trivial_fp_comparison_operator,
14642 ix86_fp_comparison_operator): New.
14643 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
14644 (ix86_expand_compare): Eliminate last two parameters.
14645 (ix86_fp_jump_nontrivial_p): Kill.
14646 * config/i386/i386.c (put_condition_code): Eliminate call to
14647 ix86_fp_comparison_codes and subsequent assertion.
14648 (ix86_fp_comparison_codes): Eliminate.
14649 (ix86_fp_swap_condition): New.
14650 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
14651 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
14652 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
14653 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
14654 and ix86_fp_swap_condition.
14655 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
14656 Use ix86_fp_comparison_strategy.
14657 (ix86_expand_compare): Likewise. Eliminate last two arguments.
14658 (ix86_fp_jump_nontrivial_p): Eliminate.
14659 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
14660 call to ix86_expand_compare.
14661 (ix86_split_fp_branch, ix86_expand_setcc,
14662 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
14663 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
14665 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14667 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
14668 related to jump_clobbers.
14669 * config/arm/arm.md (conds): Remove jump_clob case.
14670 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
14671 splits): Change comparison_operator to arm_comparison_operator.
14672 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
14675 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14677 * dojump.c (do_compare_rtx_and_jump): Try swapping the
14678 condition for floating point modes.
14679 * expmed.c (emit_store_flag_1): Move here a bigger part
14680 of emit_store_flag.
14681 (emit_store_flag): Try swapping the condition for floating point
14683 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
14685 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14687 * expr.c (expand_expr_real_1): Just use do_store_flag.
14688 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
14689 emit_store_flag_force.
14690 * expmed.c (emit_store_flag_force): Copy here trick
14691 previously in expand_expr_real_1. Try reversing the comparison.
14692 (emit_store_flag_1): Work if target is NULL.
14693 (emit_store_flag): Work if target is NULL, using the result mode
14694 from the comparison. Use split_comparison, restructure final part
14695 to simplify conditionals.
14697 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
14699 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
14700 * dojump.c (do_jump): Change handling of floating-point
14701 ops to use just do_compare_and_jump.
14702 (split_comparison): New.
14703 (do_compare_rtx_and_jump): Add here logic coming previously
14704 in do_jump, using split_comparison.
14706 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
14709 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
14711 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14713 * tree-ssa-alias.c: Fix unintentional commit.
14715 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14717 * passes.c (execute_one_pass): Fix unintentional commit.
14719 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14721 * df-problems.c (df_set_seen, df_unset_seen): Delete.
14722 (df_rd_local_compute, df_md_local_compute): Inline them.
14724 (df_md_scratch): New.
14725 (df_md_alloc, df_md_free): Allocate/free it.
14726 (df_md_local_compute): Only include live registers in init.
14727 (df_md_transfer_function): Prune the in-set computed by
14728 the confluence function, and the gen-set too.
14730 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14732 PR rtl-optimization/26854
14733 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
14734 * df-problems.c (df_rd_add_problem): Fix comment.
14735 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
14736 df_md_simulate_artificial_defs_at_top,
14737 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
14738 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
14739 df_md_transfer_function, df_md_init, df_md_confluence_0,
14740 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
14741 problem_MD, df_md_add_problem): New.
14742 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
14743 df_md_get_bb_info): New.
14744 (DF_LAST_PROBLEM_PLUS1): Adjust.
14746 * Makefile.in (fwprop.o): Include domwalk.h.
14747 * fwprop.c: Include domwalk.h.
14748 (reg_defs, reg_defs_stack): New.
14749 (bitmap_only_bit_between): Remove.
14750 (process_defs): New.
14751 (process_uses): Use reg_defs and local_md instead of
14752 bitmap_only_bit_between and local_rd.
14753 (single_def_use_enter_block): New, from build_single_def_use_links.
14754 (single_def_use_leave_block): New.
14755 (build_single_def_use_links): Remove code moved to
14756 single_def_use_enter_block, invoke domwalk.
14757 (use_killed_between): Adjust comment.
14759 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14761 * bitmap.h (bitmap_ior_and_into): New.
14762 * bitmap.c (bitmap_ior_and_into): New.
14764 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14766 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14767 before_dom_children_before_stmts and after_dom_children_after_stmts.
14768 Rename the two remaining callbacks to just before_dom_children and
14769 after_dom_children. Remove other GIMPLE statement walking bits.
14770 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14771 * graphite.c: Do not include domwalk.h.
14772 * tree-into-ssa.c (interesting_blocks): New global.
14773 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14774 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14775 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14776 now that they're not domwalk callbacks.
14777 (rewrite_initialize_block): Rename to...
14778 (rewrite_enter_block): ... this, place after called functions. Test
14779 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14780 (rewrite_finalize_block): Rename to...
14781 (rewrite_leave_block): ... this, place after called functions.
14782 (rewrite_update_init_block): Rename to...
14783 (rewrite_update_enter_block): ... this, place after called functions.
14784 Test interesting_blocks, call rewrite_update_stmt and
14785 rewrite_update_phi_arguments.
14786 (rewrite_update_fini_block): Rename to...
14787 (rewrite_leave_block): ... this, place after called functions.
14788 (rewrite_blocks): Remove last argument, simplify initialization of
14790 (mark_def_sites_initialize_block): Rename to...
14791 (mark_def_sites_block): ... this, call mark_def_sites.
14792 (mark_def_sites_blocks): Remove argument, simplify initialization of
14794 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14795 (update_ssa): Likewise.
14796 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14798 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14799 (dom_opt_initialize_block): Rename to...
14800 (dom_opt_enter_block): ... this, place after called functions. Walk
14801 statements here, inline propagate_to_outgoing_edges.
14802 (dom_opt_finalize_block): Rename to...
14803 (dom_opt_leave_block): ... this, place after called functions.
14804 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14806 (dse_enter_block, dse_record_phi): New.
14807 (dse_record_phis): Delete.
14808 (dse_finalize_block): Rename to...
14809 (dse_leave_block): ... this.
14810 (tree_ssa_dse): Simplify initialization of walk_data.
14811 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14812 Adjust initialization of walk_data.
14813 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14814 * tree-ssa-loop-phiopt.c (get_non_trapping):
14815 Adjust initialization of walk_data.
14816 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14817 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14818 it's not a domwalk callback.
14819 (uncprop_initialize_block): Rename to...
14820 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14821 (dse_finalize_block): Rename to...
14822 (dse_leave_block): ... this.
14823 (tree_ssa_uncprop): Simplify initialization of walk_data.
14824 * Makefile.in: Adjust dependencies.
14826 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14828 * arm.md (casesi): Fix test for Thumb1.
14829 (thumb1_casesi_internal_pic): Likewise.
14830 (thumb1_casesi_dispatch): Likewise.
14832 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14834 * config/arm/arm-cores.def: Added core cortex-m0.
14835 * config/arm/arm-tune.md: Regenerated.
14836 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14838 2009-06-26 DJ Delorie <dj@redhat.com>
14840 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14842 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14843 the scheduler doesn't tag jump insns.
14845 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14847 * c-decl.c (merge_decls): Re-indent.
14849 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14852 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14853 Special-case decimal float constants.
14855 2009-06-26 Richard Henderson <rth@redhat.com>
14857 * function.h (struct function): Add cannot_be_copied_reason,
14858 and cannot_be_copied_set.
14859 * tree-inline.c (has_label_address_in_static_1): Rename from
14860 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14861 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14862 don't set inline_forbidden_reason.
14863 (copy_forbidden): New function, split out of inline_forbidden_p.
14864 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14865 (inline_forbidden_p): Use copy_forbidden.
14866 (tree_versionable_function_p): Likewise.
14867 (inlinable_function_p): Merge into tree_inlinable_function_p.
14868 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14869 * ipa-cp.c (ipcp_versionable_function_p): New function.
14870 (ipcp_cloning_candidate_p): Use it.
14871 (ipcp_node_modifiable_p): Likewise.
14873 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14875 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14876 that is marked not to be inlined. Remove flag_mudflap use.
14877 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14878 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14880 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14883 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14884 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14886 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14888 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14890 (__mingwthr_remove_key_dtor): Likewise.
14892 2009-06-26 Richard Guenther <rguenther@suse.de>
14894 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14896 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14898 PR middle-end/40525
14899 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14900 try the non-cond_exec path also.
14902 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14905 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14906 (output_cbranch): Use new functions.
14907 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14910 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14911 Pat Haugen <pthaugen@us.ibm.com>
14912 Revital Eres <ERES@il.ibm.com>
14914 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14915 for %c error. Add %x support to print VSX registers as a unified
14916 register set, instead of separate float and altivec registers.
14917 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14918 %y case, and add support for VSX pre-modify addresses.
14919 (output_toc): Add assert for CONST containing an integer constant
14921 (rs6000_adjust_cost): Add POWER7 support.
14922 (insn_must_be_first_in_group): Ditto.
14923 (insn_must_be_last_in_group): Ditto.
14924 (rs6000_emit_popcount): Ditto.
14925 (rs6000_vector_mode_supported_p): Ditto.
14927 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14928 Change some of the functions called by macros to being called
14929 through a pointer, so debug functions can be inserted if
14930 -mdebug=addr or -mdebug=cost.
14931 (rs6000_preferred_reload_class_ptr): Ditto.
14932 (rs6000_secondary_reload_class_ptr): Ditto.
14933 (rs6000_secondary_memory_needed_ptr): Ditto.
14934 (rs6000_cannot_change_mode_class_ptr): Ditto.
14935 (rs6000_secondary_reload_inner): Ditto.
14936 (rs6000_legitimize_reload_address): Ditto.
14937 (rs6000_legitimize_reload_address_ptr): Ditto.
14938 (rs6000_mode_dependent_address): Ditto.
14939 (rs6000_mode_dependent_address_ptr): Ditto.
14941 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14942 function to return true if the mode allows reg + integer
14944 (virtual_stack_registers_memory_p): New function to return true if
14945 the address refers to a virtual stack register.
14946 (rs6000_legitimate_offset_address_p): Move code to say whether a
14947 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14949 (rs6000_legitimate_address_p): Add checks for modes that only can
14950 do reg+reg addressing. Start adding VSX support.
14951 (rs6000_legitimize_reload_address): Ditto.
14952 (rs6000_legitimize_address): Ditto.
14953 (rs6000_debug_legitimate_address_p): New debug functions for
14954 -mdebug=addr and -mdebug=cost.
14955 (rs6000_debug_rtx_costs): Ditto.
14956 (rs6000_debug_address_costs): Ditto.
14957 (rs6000_debug_adjust_cost): Ditto.
14958 (rs6000_debug_legitimize_address): Ditto.
14959 (rs6000_legitimize_reload_address_ptr): Point to call normal
14960 function or debug function. Make functions called via pointer
14962 (rs6000_mode_dependent_address_ptr): Ditto.
14963 (rs6000_secondary_reload_class_ptr): Ditto.
14964 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14965 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14966 into a friendlier error.
14967 (rs6000_init_builtins): Add initial VSX support.
14968 (rs6000_adjust_cost): Fix some spacing issues.
14970 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14971 (REG_CLASS_NAMES): Ditto.
14972 (REG_CLASS_CONTENTS): Ditto.
14973 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14974 pointer, to add -mdebug=addr support.
14975 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14976 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14977 -mdebug=addr support.
14978 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14979 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14980 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14982 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14984 (bswapsi*): Set attribute types for load/store. Add combiner
14985 patterns to eliminate zero extend on 64-bit.
14986 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14987 stdbrx if the hardware supports those instructions.
14989 2009-06-25 Ian Lance Taylor <iant@google.com>
14991 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14992 (Link Options): Document -static-libstdc++.
14994 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14997 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14998 DATA_ALIGNMENT instead.
15000 2009-06-25 Richard Guenther <rguenther@suse.de>
15002 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
15003 indirect references against the callused/escaped solutions.
15004 (call_may_clobber_ref_p_1): Likewise.
15006 2009-06-25 Martin Jambor <mjambor@suse.cz>
15008 PR tree-optimization/40493
15009 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
15010 (enum unscalarized_data_handling): New type.
15011 (handle_unscalarized_data_in_subtree): Return what has been done.
15012 (load_assign_lhs_subreplacements): Handle left flushes differently.
15013 (sra_modify_assign): Use unscalarized_data_handling, simplified
15014 condition determining whether to remove the statement.
15016 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
15018 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
15019 excerpt - @ should be doubled for texinfo.
15021 2009-06-24 Ian Lance Taylor <iant@google.com>
15023 * config/arc/arc.c: Include "df.h".
15024 (arc_attribute_table): Make static. Move higher in file.
15025 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
15026 (output_shift): Initialize n later to avoid warning.
15027 * config/arm/arm.c (arm_attribute_table): Make static. Move
15029 * config/avr/avr.c (avr_attribute_table): Make static. Move
15031 (reg_class_tab): Change array type from int to enum reg_class.
15032 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
15034 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
15035 (lshrhi3_out): Likewise.
15036 (class_likely_spilled_p): Change return type to bool.
15037 (avr_rtx_costs): Use local code variable with enum type.
15038 * config/avr/avr.md (movmemhi): Use add_reg_note.
15039 (andhi3, andsi3): Don't use AS2 with "and".
15040 (iorhi3, iorsi3): Don't use AS2 with "or".
15041 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
15042 * config/crx/crx.c: Include "df.h".
15043 (crx_attribute_table): Make static.
15044 * config/m32r/m32r.c: Include "df.h".
15045 (m32r_attribute_table): Make static. Move higher in file.
15046 (pop): Use add_reg_note.
15047 (block_move_call): Change 0 to LCT_NORMAL in function call.
15048 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
15049 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
15050 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
15051 declare, not just when TREE_CODE is defined.
15052 * config/m68hc11/m68hc11.c: Include "expr.h".
15053 (m68hc11_attribute_table): Make static. Move higher in file.
15054 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
15056 (m68hc11_register_indirect_p): Likewise.
15057 (m68hc11_function_arg_padding): Change return type to enum
15059 (emit_move_after_reload): Use add_reg_note.
15060 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
15061 (m68hc11_split_logical): Likewise.
15062 (m68hc11_rtx_costs): Add local code_and outer_code variables with
15064 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
15065 to VOIDmode in function call.
15066 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
15068 (m68hc11_split_logical): Update declaration.
15069 (m68hc11_function_arg_padding): Update declaration.
15070 * config/mcore/mcore.c (regno_reg_class): Change form array of int
15071 to array of enum reg_class.
15072 (mcore_attribute_table): Make static. Move higher in file.
15073 (mcore_rtx_costs): Add cast to enum type.
15074 * config/mcore/mcore.h (regno_reg_class): Update declaration.
15075 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
15076 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
15078 * config/sh/predicates.md (trapping_target_operand): Rename and to
15080 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
15082 * config/spu/spu.c (spu_attribute_table): Make static. Move
15084 * config/v850/v850.c (v850_attribute_table): Make static. Move
15086 (v850_rtx_costs): Use local code with enum type.
15087 (expand_epilogue): Add cast.
15088 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
15090 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
15093 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
15094 -m2a-single-only and -m2a-nofpu.
15095 * config/sh/sh.opt: Document m2a generates FPU code.
15097 2009-06-24 Anatoly Sokolov <aesok@post.ru>
15099 * defaults.h (CAN_ELIMINATE): Provide default.
15100 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
15101 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
15102 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
15103 * config/spu/spu.h (CAN_ELIMINATE): Delete.
15104 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
15105 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
15106 * config/cris/cris.h (CAN_ELIMINATE): Delete.
15107 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
15108 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
15109 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
15111 2009-06-24 DJ Delorie <dj@redhat.com>
15113 * mep-ext-cop.cpu: Fix copyright notice.
15114 * mep-default: Fix copyright notice.
15115 * mep-core: Fix copyright notice.
15116 * mep: Fix copyright notice.
15117 * mep-ivc2: Fix copyright notice.
15118 * mep-c5: Fix copyright notice.
15120 2009-06-24 Denis Chertykov <chertykov@gmail.com>
15122 * doc/contrib.texi (Contributors):
15124 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
15126 PR middle-end/40501
15127 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
15128 src and dst operands if necessary.
15130 2009-06-23 DJ Delorie <dj@redhat.com>
15133 * config.gcc: Add mep support.
15134 * recog.c: Resurrect validate_replace_rtx_subexp().
15135 * recog.h: Likewise.
15136 * config/mep/: Add new port:
15137 * config/mep/constraints.md: New file.
15138 * config/mep/default.h: New file.
15139 * config/mep/intrinsics.h: New file.
15140 * config/mep/intrinsics.md: New file.
15141 * config/mep/ivc2-template.h: New file.
15142 * config/mep/mep-c5.cpu: New file.
15143 * config/mep/mep-core.cpu: New file.
15144 * config/mep/mep-default.cpu: New file.
15145 * config/mep/mep-ext-cop.cpu: New file.
15146 * config/mep/mep-intrin.h: New file.
15147 * config/mep/mep-ivc2.cpu: New file.
15148 * config/mep/mep-lib1.asm: New file.
15149 * config/mep/mep-lib2.c: New file.
15150 * config/mep/mep-pragma.c: New file.
15151 * config/mep/mep-protos.h: New file.
15152 * config/mep/mep-tramp.c: New file.
15153 * config/mep/mep.c: New file.
15154 * config/mep/mep.cpu: New file.
15155 * config/mep/mep.h: New file.
15156 * config/mep/mep.md: New file.
15157 * config/mep/mep.opt: New file.
15158 * config/mep/predicates.md: New file.
15159 * config/mep/t-mep: New file.
15161 2009-06-23 Ian Lance Taylor <iant@google.com>
15163 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
15164 from loose_warn into c_loose_warn and from strict_warn into
15165 c_strict_warn. Set and substitute warn_cxxflags. Check for
15166 --enable-build-with-cxx. Set and substitute
15167 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
15168 * Makefile.in (CXXFLAGS): New variable.
15169 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
15170 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
15171 the default is the same as $(STRICT_WARN).
15172 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
15173 (CXX): New variable.
15174 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
15175 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
15176 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
15177 (HOST_LIBS): New variable.
15178 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
15179 (ALL_CXXFLAGS): New variable.
15180 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
15181 * doc/install.texi (Configuration): Document
15182 --enable-build-with-cxx, --with-stage1-ldflags,
15183 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
15184 * configure: Rebuild.
15186 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15188 * config/arm/arm.c (arm_override_options): Fix braces and formatting
15189 from previous commit.
15191 2009-06-23 Ian Lance Taylor <iant@google.com>
15193 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
15195 2009-06-23 Ian Lance Taylor <iant@google.com>
15197 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
15198 with ATTRIBUTE_UNUSED.
15200 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
15201 Pat Haugen <pthaugen@us.ibm.com>
15202 Revital Eres <eres@il.ibm.com>
15204 * config.in (HAVE_AS_POPCNTD): Add default definition.
15205 (HAVE_AS_LWSYNC): Ditto.
15207 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
15209 (gcc_cv_as_powerpc_cmpb): Ditto.
15210 (gcc_cv_as_powerpc_dfp): Ditto.
15211 (gcc_cv_as_powerpc_vsx): Ditto.
15212 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
15213 supporting the popcntd/lwsync instructions.
15214 (gcc_cv_as_powerpc_lwsync): Ditto.
15215 * configure: Regenerate.
15217 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
15218 -mcpu=native and -mcpu=power7.
15219 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
15221 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
15222 a variable instead of a mask to reduce the number of mask bits.
15223 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
15224 (-mbit-word): Ditto.
15225 (-mregnames): Ditto.
15226 * config/rs6000/rs6000.opt (-mupdate): Ditto.
15227 (-mfused-madd): Ditto.
15229 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
15231 (-mvsx): New switch for VSX instructions.
15232 (-misel): Move from a variable to a mask to allow it to be set by
15235 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
15236 function declaration to an array declaration.
15237 (rs6000_hard_regno_nregs): New external array declaration.
15239 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
15240 files included by rs6000.md.
15242 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
15243 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
15245 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
15247 (rs6000_debug_reg): New -mdebug= variables.
15248 (rs6000_debug_addr): Ditto.
15249 (rs6000_debug_cost): Ditto.
15250 (rs6000_pmode): New variable to hold Pmode.
15251 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
15252 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
15253 calculated at compiler start.
15254 (rs6000_hard_regno_nregs): Change function to an array which holds
15255 HARD_REGNO_NREGS calculated at compiler start.
15256 (rs6000_explicit_options): Delete isel field.
15257 (rs6000_vector_unit): New array to hold which vector unit
15258 supports arithmetic options for a given type.
15259 (rs6000_vector_mem): New array to hold which vector unit supports
15260 memory reference operations for a given type.
15261 (rs6000_vector_align): New array to given the alignment of each
15263 (power7_cost): New basic costs for power7.
15264 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
15265 (rs6000_hard_regno_nregs_internal): New function, moved from
15266 HARD_REGNO_NREGS, to calculate the number of registers each hard
15267 register takes for each type.
15268 (rs6000_debug_reg_print): New function for -mdebug=reg support.
15269 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
15270 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
15271 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
15272 unit information here so it is calculated once at compiler startup
15274 (rs6000_override_options): Make -misel a target mask. Add more
15275 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
15276 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
15278 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
15279 (rs6000_handle_option): Move -misel from variable to target mask.
15280 (rs6000_builtin_mask_for_load): Add VSX support.
15281 (rs6000_conditional_register_usage): Ditto.
15282 (USE_ALTIVEC_FOR_ARG_P): Ditto.
15283 (function_arg_boundary): Ditto.
15284 (rs6000_expand_builtin): Ditto.
15285 (def_builtin): Make abort message a little friendlier.
15286 (rs6000_emit_int_cmove): Add support for 64-bit isel.
15288 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
15289 assembler support the popcntd instruction instead of a vsx
15290 instruction to enable power7 support.
15291 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
15292 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
15293 option to the assembler if -mcpu=native.
15294 (ASM_CPU_NATIVE_SPEC): Ditto.
15295 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
15297 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
15298 the lwsync instruction.
15299 (enum processor_type): Add PROCESSOR_POWER7.
15300 (rs6000_debug_reg): New -mdebug= options.
15301 (rs6000_debug_addr): Ditto.
15302 (rs6000_debug_cost): Ditto.
15303 (rs6000_isel): Delete.
15304 (enum rs6000_vector): New enum to say what vector unit we have.
15305 (VECTOR_UNIT_*): New macros to say which vector unit has
15306 arithmetic operations for a given type.
15307 (VECTOR_MEM_*): New macros to say which vector unit has memory
15308 operations for a given type.
15309 (TARGET_LDBRX): Whether the machine supports the ldbrx
15311 (TARGET_ISEL): Delete, -misel moved to be a mask.
15312 (TARGET_ISEL64): New macro for 64-bit isel support.
15313 (UNITS_PER_VSX_WORD): New macro.
15314 (POINTER_SIZE): Move to be an external variable, rather than
15315 calculating whether we are generating 32 ot 64-bit code.
15317 (STACK_BOUNDARY): Add VSX support.
15318 (LOCAL_ALIGNMENT): Ditto.
15319 (SLOW_UNALIGNED_ACCESS): Ditto.
15320 (VSX_REGNO_P): New macro for VSX support.
15321 (VFLOAT_REGNO_P): Ditto.
15322 (VINT_REGNO_P): Ditto.
15323 (VLOGICAL_REGNO_P): Ditto.
15324 (VSX_VECTOR_MODE): Ditto.
15325 (VSX_SCALAR_MODE): Ditto.
15327 (VSX_MOVE_MODE): Ditto.
15328 (VSX_REG_CLASS_P): Ditto.
15329 (HARD_REGNO_NREGS): Instead of calling a function, use an array
15331 (UNITS_PER_SIMD_WORD): Add VSX support.
15332 (MODES_TIEABLE_P): Ditto.
15333 (STARTING_FRAME_OFFSET): Ditto.
15334 (STACK_DYNAMIC_OFFSET): Ditto.
15335 (EPILOGUE_USES): Ditto.
15336 (REGNO_REG_CLASS): Move to array lookup.
15337 (CLASS_MAX_NREGS): Ditto.
15338 (rs6000_vector_reg_class): Add declaration.
15339 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
15340 overlap with the floating point and Altivec registers.
15342 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
15344 * config/rs6000/driver-rs6000.c (asm_names): New static array to
15345 give the appropriate asm switches if -mcpu=native.
15346 (host_detect_local_cpu): Add support for "asm".
15347 (host_detect_local_cpu): Follow GNU code guidelines for name.
15349 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
15350 -mbit-word to a variable instead of being a target mask.
15352 * config/rs6000/sync.md (lwsync): If the assembler supports it,
15353 emit the lwsync instruction instead of emitting the instruction as
15354 an integer constant.
15356 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
15357 fixuns_trundfsi2, move expander into rs6000.md.
15359 * config/rs6000/rs6000.md (cpu): Add power7.
15360 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
15361 (logical predicate patterns): Change the single instruction
15362 primitives that set CR0 to be fast_compare instead of compare.
15364 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
15365 (popcntddi2): Ditto.
15366 (popcount<mode>): Ditto.
15367 (floating multiply/add insns): Name the floating point
15368 multiply/add insns.
15369 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
15370 (isel_unsigned_<mode>): Ditto.
15371 (fixuns_trundfsi2): Move expander here from spe.md.
15372 (smindi3): Define if we have -misel on 64-bit systems.
15377 2009-06-23 Anatoly Sokolov <aesok@post.ru>
15379 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
15381 * config/avr/avr.c (avr_current_device): New variable.
15382 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
15383 (avr_arch, mcu_type_s): Move to avr.h.
15384 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
15385 default_data_section_start fields.
15386 (avr_arch): Moved from avr.c.
15387 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
15388 library_name fields.
15389 (avr_current_device, avr_mcu_types, avr_arch_types,
15390 avr_device_to_arch, avr_device_to_data_start,
15391 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
15392 (EXTRA_SPEC_FUNCTIONS): Define.
15393 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
15394 options mapping. Use device_to_arch and device_to_data_start insted.
15395 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
15396 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
15397 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
15398 * config/avr/driver-avr.c: New file.
15399 * config/avr/avr-devices.c: New file.
15401 2009-06-23 Jakub Jelinek <jakub@redhat.com>
15403 * var-tracking.c (unshare_variable): Force initialized to
15404 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
15405 (set_variable_part): Likewise.
15406 (struct variable_union_info): Remove pos_src field.
15407 (vui_vec, vui_allocated): New variables.
15408 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
15409 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
15410 == 1 use a simpler sorting algorithm. Compute pos field right
15411 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
15412 Avoid quadratic comparison if !flag_var_tracking_uninit.
15413 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
15414 unshare_variable unconditionally.
15415 (dataflow_set_different_2): Removed.
15416 (dataflow_set_different): Don't traverse second hash table.
15417 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
15418 unconditionally to var_reg_set or var_mem_set.
15419 (emit_notes_in_bb): Likewise.
15420 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
15422 (emit_note_insn_var_location): Don't set initialized to
15423 VAR_INIT_STATUS_INITIALIZED early.
15424 (vt_finalize): Free vui_vec if needed, clear vui_vec and
15426 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
15428 * tree-object-size.c (addr_object_size): Instead of checking
15429 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
15430 are no FIELD_DECLs following it.
15432 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
15434 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
15435 order to match bswaps with signed source operands.
15437 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15439 * sdbout.c (sdbout_one_type): Fix braces in switch.
15441 2009-06-23 Richard Guenther <rguenther@suse.de>
15443 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
15445 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
15446 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
15447 var_callused, callused_tree, var_storedanything, storedanything_tree,
15448 var_integer, integer_tree): Remove global variables.
15449 (new_var_info): Do not pass new id, append the new var to the
15450 global variable vector.
15451 (do_ds_constraint): Use is_global_var member of the variable-info.
15452 (new_scalar_tmp_constraint_exp): Adjust.
15453 (create_function_info_for): Likewise.
15454 (create_variable_info_for): Likewise.
15455 (find_what_var_points_to): Remove dead code.
15456 (init_base_vars): Simplify.
15457 (compute_points_to_sets): Adjust.
15459 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15461 * combine.c (try_combine): Dump information about the insns we're
15464 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
15466 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
15467 check when calling force_to_mode on TRUNCATE's operand.
15469 2009-06-22 Ian Lance Taylor <iant@google.com>
15471 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
15473 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15475 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
15477 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15479 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
15480 override library linkage flags such as -static-libgcc or
15483 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15485 * config/m68k/m68k-devices.def: Add line for MCF5221x.
15487 2009-06-22 Ian Lance Taylor <iant@google.com>
15489 * config/linux.opt: Put mglibc ahead of muclibc.
15491 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
15492 for duplicate decls.
15494 2009-06-22 Matthias Klose <doko@ubuntu.com>
15496 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
15498 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
15501 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
15502 instead of NULL if a parser error occurs.
15504 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15506 * dwarf2out.c (dwarf2_debug_hooks): Initialize
15507 non-DWARF2_DEBUGGING_INFO version.
15509 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
15511 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
15512 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15514 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
15515 (LIBGCC2_TF_CEXT): Define.
15518 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15521 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
15523 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15525 * config/arm/arm.c (arm_override_options): Disable
15526 -mcaller-super-interworking and -mcallee-super-interworking.
15527 * doc/invoke.texi (ARM Options): Document this.
15529 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
15531 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
15532 * config/arm/constraints.md (j): New constraint for movw operands.
15533 (N): Remove thumb2 meaning.
15534 * config/arm/arm.md (*arm_movw): Delete.
15535 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
15536 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
15537 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
15539 2009-06-22 Martin Jambor <mjambor@suse.cz>
15541 PR tree-optimization/40492
15542 * tree-sra.c (sra_modify_assign): Pass zero offsets to
15543 build_ref_for_offset.
15545 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
15547 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
15548 JUMP_TABLE_DATA_P predicates where applicable.
15549 * auto-inc-dec.c: Ditto.
15550 * builtins.c: Ditto.
15551 * caller-save.c: Ditto.
15553 * cfgcleanup.c: Ditto.
15554 * cfglayout.c: Ditto.
15556 * combine.c: Ditto.
15557 * combine-stack-adj.c: Ditto.
15561 * df-scan.c: Ditto.
15563 * dwarf2asm.c: Ditto.
15564 * dwarf2out.c: Ditto.
15565 * emit-rtl.c: Ditto.
15571 * function.c: Ditto.
15574 * genpreds.c: Ditto.
15575 * genrecog.c: Ditto.
15577 * ira-costs.c: Ditto.
15578 * ira-lives.c: Ditto.
15580 * loop-iv.c: Ditto.
15581 * lower-subreg.c: Ditto.
15582 * modulo-sched.c: Ditto.
15584 * postreload.c: Ditto.
15585 * print-rtl.c: Ditto.
15587 * reginfo.c: Ditto.
15588 * regmove.c: Ditto.
15589 * reload1.c: Ditto.
15592 * rtlanal.c: Ditto.
15594 * sched-vis.c: Ditto.
15596 * sel-sched-ir.c: Ditto.
15597 * simplify-rtx.c: Ditto.
15598 * targhooks.c: Ditto.
15599 * var-tracking.c: Ditto.
15600 * vmsdbgout.c: Ditto.
15602 2009-06-22 Matthias Klose <doko@ubuntu.com>
15604 * Makefile.in (install-plugin): Always use DESTDIR.
15606 2009-06-22 Olivier Hainque <hainque@adacore.com>
15608 * config/pa/pa.c (output_call): Don't optimize post call jumps
15609 into return address adjustments if the call may throw.
15611 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
15613 * arm.c (thumb1_output_casesi): New function.
15614 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
15615 optimizing for size or PIC.
15616 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
15617 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
15618 (casesi): Handle Thumb-1 when optimizing for size or PIC.
15619 (thumb1_casesi_internal_pic): New expand rule.
15620 (thumb1_casesi_dispatch): New pattern.
15621 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
15623 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
15624 in the text seciton when PIC or optimizing for size.
15625 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
15626 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
15627 preservation properties of code.
15628 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
15629 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
15630 (__gnu_thumb1_case_si): New function.
15631 * t-arm (LIB1ASMSRC): Define here.
15632 (LIB1ASMFUNCS): Add some common functions.
15633 * t-arm-elf (LIB1ASMSRC): Delete.
15634 (LIB1ASMFUNCS): Append to existing set.
15635 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15636 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15637 * t-symbian (LIB1ASMFUNCS): Likewise.
15638 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15639 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
15641 2009-06-21 Richard Guenther <rguenther@suse.de>
15643 PR tree-optimization/38729
15644 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
15645 to loops with a single exit if -fno-expensive-optimizations.
15647 2009-06-21 Jakub Jelinek <jakub@redhat.com>
15649 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
15650 (dataflow_set): Change vars type from htab_t to shared_hash.
15651 (shared_hash_pool, empty_shared_hash): New variables.
15652 (vars_clear): Removed.
15653 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
15654 shared_hash_find_slot_unshare, shared_hash_find_slot,
15655 shared_hash_find_slot_noinsert, shared_hash_find): New
15657 (shared_hash_unshare, shared_hash_destroy): New functions.
15658 (unshare_variable): Unshare set->vars if shared, use
15660 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
15661 (get_init_value, find_src_set_src, dump_dataflow_set,
15662 clobber_variable_part, emit_notes_for_differences): Use
15664 (dataflow_set_init): Remove second argument, set vars to
15665 empty_shared_hash instead of creating a new htab.
15666 (dataflow_set_clear): Call shared_hash_destroy and set vars
15667 to empty_shared_hash instead of calling vars_clear.
15668 (dataflow_set_copy): Don't call vars_copy, instead just share
15669 the src htab with dst.
15670 (variable_union): Use shared_hash_*, use initially NO_INSERT
15671 lookup if set->vars is shared. Don't keep slot cleared before
15672 calling unshare_variable. Unshare set->vars if needed.
15673 Even ->refcount == 1 vars must be unshared if set->vars is shared
15674 and var needs to be modified.
15675 (variable_canonicalize): New function.
15676 (dataflow_set_union): If dst->vars is empty, just share src->vars
15677 with dst->vars and traverse with variable_canonicalize to canonicalize
15678 and unshare what is needed.
15679 (dataflow_set_different): If old_set and new_set use the same shared
15680 htab, they aren't different. If number of htab elements is different,
15681 htabs are different. Use shared_hash_*.
15682 (dataflow_set_destroy): Call shared_hash_destroy instead of
15684 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
15685 second argument to dataflow_set_init.
15686 (vt_initialize): Likewise. Initialize shared_hash_pool and
15687 empty_shared_hash, move bb in/out initialization afterwards.
15688 Use variable_htab_free instead of NULL as changed_variables del hook.
15689 (variable_was_changed): Change type of second argument to pointer to
15690 dataflow_set. When inserting var into changed_variables, bump
15691 refcount. Unshare set->vars if set is shared htab and slot needs to
15693 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
15694 lookup if set->vars is shared. Unshare set->vars if needed.
15695 Even ->refcount == 1 vars must be unshared if set->vars is shared
15696 and var needs to be modified. Adjust variable_was_changed caller.
15697 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
15698 vars must be unshared if set->vars is shared and var needs to be
15699 modified. Adjust variable_was_changed caller.
15700 (emit_note_insn_var_location): Don't pool_free var.
15701 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
15703 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
15704 free_alloc_pool on shared_hash_pool.
15706 2009-06-20 Anthony Green <green@moxielogic.com>
15708 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
15709 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
15711 2009-06-20 Richard Guenther <rguenther@suse.de>
15713 * tree-ssa-structalias.c (find_func_aliases): For memset use
15714 a constraint from NULL if we memset to zero.
15715 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
15716 we explicitly handle that do not read from memory.
15717 (call_may_clobber_ref_p_1): Properly handle builtins that may
15720 2009-06-20 Richard Guenther <rguenther@suse.de>
15722 PR tree-optimization/40495
15723 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
15724 (new_scalar_tmp_constraint_exp): New function.
15725 (process_constraint): Do not create temporary decls.
15726 (process_all_all_constraints): Likewise.
15727 (handle_const_call): Likewise.
15728 (create_function_info_for): Do not set decl.
15730 2009-06-19 Ian Lance Taylor <iant@google.com>
15732 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
15733 (rs6000_attribute_table): Make static; move before use.
15735 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
15737 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
15738 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
15739 Propagate the TREE_READONLY flag without overwriting it.
15740 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
15741 Propagate the TREE_READONLY flag onto the result.
15742 (process_call_operands): Move around. Use correct constant value.
15744 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15747 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
15748 * config/arm/arm.md: Likewise.
15750 2009-06-19 Ian Lance Taylor <iant@google.com>
15752 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
15753 to GIMPLE_ERROR_MARK.
15755 * c-typeck.c (build_conditional_expr): Add op1_original_type and
15756 op2_original_type parameters. Warn about using different enum types.
15757 * c-parser.c (c_parser_conditional_expression): Pass original
15758 types to build_conditional_expr.
15759 * c-tree.h (build_conditional_expr): Update declaration.
15761 2009-06-19 Ian Lance Taylor <iant@google.com>
15763 * config/i386/i386.c (ix86_function_specific_save): Test that
15764 fields match values, rather than testing the values are in a
15767 2009-06-19 Richard Guenther <rguenther@suse.de>
15769 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15770 ADDR_EXPR pointers.
15771 (ptr_derefs_may_alias_p): Likewise.
15772 (ptr_deref_may_alias_ref_p_1): New function.
15773 (ptr_deref_may_alias_ref_p): Likewise.
15774 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15775 covered by looking at the ESCAPED solution.
15776 (call_may_clobber_ref_p_1): Likewise.
15777 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15778 Handle NULL_TREE offset. Do not produce redundant constraints.
15779 (process_all_all_constraints): New helper function.
15780 (do_structure_copy): Use it.
15781 (handle_lhs_call): Likewise.
15782 (find_func_aliases): Handle some builtins with pointer arguments
15783 and/or return values explicitly.
15785 2009-06-19 Ian Lance Taylor <iant@google.com>
15787 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15789 2009-06-19 Ian Lance Taylor <iant@google.com>
15791 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15793 2009-06-19 Ian Lance Taylor <iant@google.com>
15795 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15796 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15799 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15800 uninitialized const.
15802 2009-06-19 Ian Lance Taylor <iant@google.com>
15804 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15807 * c-decl.c (in_struct, struct_types): Remove.
15808 (struct c_binding): Add in_struct field.
15809 (c_binding_ptr): Define type, along with VEC.
15810 (struct c_struct_parse_info): Define.
15811 (struct_parse_info): New static variable.
15812 (bind): Initialize in_struct field.
15813 (start_struct): Remove enclosing_in_struct and
15814 enclosing_struct_types parameters. Add
15815 enclosing_struct_parse_info parameter. Change all callers. Set
15816 struct_parse_info rather than in_struct and struct_types.
15817 (grokfield): If -Wc++-compat and there is a symbol binding for the
15818 field name, set the in_struct flag and push it on the
15819 struct_parse_info->fields vector.
15820 (warn_cxx_compat_finish_struct): New static function.
15821 (finish_struct): Remove enclosing_in_struct and
15822 enclosing_struct_types parameters. Add
15823 enclosing_struct_parse_info parameter. Change all callers. Don't
15824 set C_TYPE_DEFINED_IN_STRUCT here. Call
15825 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15826 parameter. Only push on struct_types if warn_cxx_compat.
15827 (finish_enum): Only push on struct_types if warn_cxx_compat.
15828 (declspecs_add_type): Add loc parameter. Change all callers.
15829 Change all error calls to error_at. Pass loc, not input_location,
15830 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15831 defined in a struct. If -Wc++-compat and parsing a struct, record
15832 that a typedef name was used.
15833 * c-parser.c (c_parser_declspecs): Get location to pass to
15834 declspecs_add_type.
15835 (c_parser_struct_or_union_specifier): Update calls to start_struct
15837 * c-tree.h (struct c_struct_parse_info): Declare.
15838 (finish_struct, start_struct): Update declarations.
15839 (declspecs_add_type): Update declaration.
15841 2009-06-19 Ian Lance Taylor <iant@google.com>
15843 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15844 variable with an anonymous type.
15846 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15848 * see.c: Remove for real.
15850 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15852 * optabs.h (enum optab_index): Add new OTI_significand.
15853 (significand_optab): Define corresponding macro.
15854 * optabs.c (init_optabs): Initialize significand_optab.
15855 * genopinit.c (optabs): Implement significand_optab using
15856 significand?f2 patterns.
15857 * builtins.c (expand_builtin_mathfn): Handle
15858 BUILT_IN_SIGNIFICAND{,F,L}.
15859 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15860 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15862 * config/i386/i386.md (significandxf2, significand<mode>2): New
15863 expanders to implement significandf, significand and significandl
15864 built-ins as inline x87 intrinsics.
15866 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15868 * config/avr/avr.c (avr_override_options): Remove setting value of
15869 PARAM_INLINE_CALL_COST.
15871 2009-06-18 Richard Henderson <rth@redhat.com>
15874 * tree-pass.h (TDF_ASMNAME): New.
15875 * tree-dump.c (dump_options): Add asmname.
15876 * doc/invoke.texi: Document it.
15878 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15879 (dump_decl_name): ...here.
15880 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15881 (dump_generic_node): Update dump_function_name calls.
15882 (print_call_name): New flags arg; update all dump calls.
15883 * diagnostic.h (print_call_name): Update.
15884 * gimple-pretty-print.c (dump_gimple_call): Update.
15886 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15889 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15891 2009-06-18 Diego Novillo <dnovillo@google.com>
15893 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15894 * plugin.c (str_license): Declare.
15895 (try_init_one_plugin): Assert that the symbol
15896 'plugin_is_GPL_compatible' exists.
15898 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15901 * Makefile.in (OBJS-common): Remove see.o.
15903 * common.opt (fsee): Mark as preserved for backward compatibility.
15904 * opts.c (common_handle_option): Add OPT_fsee to the backward
15905 compatibility section.
15906 * passes.c (init_optimization_passes, pass_see): Remove pass.
15907 * timevar.def (TV_SEE): Remove.
15908 * tree-pass.h (pass_see): Remove declaration.
15909 * doc/invoke.texi (-fsee): Remove documentation.
15911 2009-06-18 Martin Jambor <mjambor@suse.cz>
15913 * tree-sra.c: Include statistics.h
15914 (sra_stats): New variable.
15915 (sra_initialize): Clear sra_stats.
15916 (create_access_replacement): Increment sra_stats.replacements.
15917 (get_access_replacement): Do not return twice.
15918 (analyze_all_variable_accesses): Increment statistics counter by the
15919 number of scalarized aggregates.
15920 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15921 (sra_modify_expr): Increment sra_stats.exprs.
15922 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15923 (sra_modify_assign): Increment sra_stats.exprs,
15924 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15925 (perform_intra_sra): Update statistics counters.
15926 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15928 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15930 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15931 (arm_scalar_mode_supported_p): New function.
15933 2009-06-18 Paul Brook <paul@codesourcery.com>
15934 Sandra Loosemore <sandra@codesourcery.com>
15936 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15937 (__extendhfsf2, __truncsfhf2): Define.
15938 * config/arm/fp16.c: New file.
15939 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15940 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15942 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15944 * doc/extend.texi (Half-Precision): New section.
15945 * doc/invoke.texi (Option Summary): List -mfp16-format.
15946 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15947 * config/arm/arm.opt (mfp16-format=): New.
15948 * config/arm/arm.c: Include intl.h.
15949 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15950 (TARGET_INVALID_RETURN_TYPE): Redefine.
15951 (TARGET_PROMOTED_TYPE): Redefine.
15952 (TARGET_CONVERT_TO_TYPE): Redefine.
15953 (arm_fp16_format): Define.
15954 (all_fpus): Add entry for neon-fp16.
15955 (fp_model_for_fpu): Likewise.
15956 (struct fp16_format): Declare.
15957 (all_fp16_formats): Define.
15958 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15960 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15962 (arm_legitimate_index_p): Treat HFmode like HImode.
15963 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15964 (coproc_secondary_reload_class): Special-case HFmode.
15965 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15966 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15967 (arm_init_fp16_builtins): New.
15968 (arm_init_builtins): Call it.
15969 (arm_invalid_parameter_type): New.
15970 (arm_invalid_return_type): New.
15971 (arm_promoted_type): New.
15972 (arm_convert_to_type).
15973 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15975 (arm_emit_fp16_const): New function.
15976 (arm_mangle_type): Mangle __fp16 as "Dh".
15977 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15979 (TARGET_NEON_FP16): New.
15980 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15981 (enum fputype): Add FPUTYPE_NEON_FP16.
15982 (enum arm_fp16_format_type): Declare.
15983 (arm_fp16_format): Declare.
15984 (LARGEST_EXPONENT_IS_NORMAL): Define.
15985 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15986 * config/arm/arm-modes.def (HFmode): Define.
15987 * config/arm/vfp.md (*movhf_vfp): New.
15988 (extendhfsf2): New.
15990 * config/arm/arm.md (fpu): Add neon_fp16.
15991 (floatsihf2, floatdihf2): New.
15992 (fix_trunchfsi2, fix_trunchfdi2): New.
15994 (extendhfdf2): New.
15996 (*arm32_movhf): New.
15997 (*thumb1_movhf): New.
15998 (consttable_2): Add check for HFmode constants.
15999 (consttable_4): Handle HFmode constants.
16001 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
16003 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
16005 2009-06-17 Olivier Hainque <hainque@adacore.com>
16007 * collect2.c (main): Use CONST_CAST2 to perform char ** to
16008 const char ** conversion in AIX specific section.
16010 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
16012 * config/i386/i386.c (ix86_special_builtin_type): Remove
16013 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
16014 (bdesc_special_args): Updated.
16015 (ix86_init_mmx_sse_builtins): Likewise.
16016 (ix86_expand_special_args_builtin): Likewise.
16018 2009-06-17 Richard Henderson <rth@redhat.com>
16020 * tree-pretty-print.c (maybe_dump_asm_name): New.
16021 (dump_decl_name): Use it.
16022 (PRINT_FUNCTION_NAME): Merge into...
16023 (dump_function_name): ... here. Use maybe_dump_asm_name.
16025 2009-06-17 Cary Coutant <ccoutant@google.com>
16027 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
16029 * debug.c (struct gcc_debug_hooks): Change placeholder for
16031 (debug_nothing_int_charstar_int): Replaced by...
16032 (debug_nothing_int_charstar_int_bool): ...this.
16033 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
16034 source_line prototype.
16035 (debug_nothing_int_charstar_int): Replaced by...
16036 (debug_nothing_int_charstar_int_bool): ...this.
16037 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
16038 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
16039 Output is_stmt operand when necessary.
16040 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
16041 (notice_source_line): Add is_stmt parameter.
16042 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
16043 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
16045 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
16046 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
16048 2009-06-17 Ian Lance Taylor <iant@google.com>
16050 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
16052 (struct store_by_pieces_d): Rename from store_by_pieces. Change
16055 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
16057 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
16058 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
16059 tree_strip_sign_nop_conversions and
16060 tree_ssa_strip_useless_type_conversions rather than stripping
16061 the operations here.
16062 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
16064 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
16065 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
16066 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
16067 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
16070 2009-06-17 Michael Eager <eager@eagercon.com>
16072 * config/rs6000/constraints.md (register_constraint "d"): New.
16073 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
16074 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
16075 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
16076 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
16077 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
16078 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
16079 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
16080 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
16081 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
16082 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
16084 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
16085 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
16086 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
16087 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
16088 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
16089 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
16090 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
16091 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
16092 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
16093 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
16094 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
16095 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
16096 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
16097 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
16099 2009-06-16 Ian Lance Taylor <iant@google.com>
16101 * profile.c (total_num_never_executed): Don't define.
16102 (compute_branch_probabilities): Don't count or print
16103 num_never_executed.
16104 (init_branch_prob): Don't set total_num_never_executed.
16105 (end_branch_prob): Don't print total_num_never_executed.
16107 2009-06-17 David Daney <ddaney@caviumnetworks.com>
16109 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
16111 2009-06-17 David Edelsohn <edelsohn@gnu.org>
16113 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
16114 (nabstd2_fpr): Same.
16116 2009-06-17 Steve Ellcey <sje@cup.hp.com>
16118 * expr.c (expand_assignment): Change complex type check.
16120 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
16122 * doc/plugins.texi (Building GCC plugins): Added new section.
16124 2009-06-17 Ian Lance Taylor <iant@google.com>
16126 * c-pch.c (get_ident): Don't set size of templ array.
16127 (pch_init): Don't set size of partial_pch array.
16129 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
16130 string constant to intialize an array whose size is the length of
16133 2009-06-17 Richard Guenther <rguenther@suse.de>
16135 PR tree-optimization/40389
16136 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
16137 to addressable types.
16138 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
16140 2009-06-17 Richard Guenther <rguenther@suse.de>
16142 PR middle-end/40460
16143 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
16144 if there is no evolution of left in the loop bail out.
16145 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
16146 chrec_fold_multiply.
16148 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
16149 Janis Johnson <janis187@us.ibm.com>
16152 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
16153 for the symbol ref of a constant that is the source of a move
16154 - nor for any other not-obvious-label-ref constants.
16156 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
16158 * plugin.c (position_pass): Skip newly inserted pass during list
16159 traversal to avoid repeated insertion.
16161 2009-06-16 Ian Lance Taylor <iant@google.com>
16163 * vec.h (VEC_stack_alloc): Define different version if
16164 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
16165 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
16166 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
16167 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
16169 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
16171 * config.gcc (extra_headers): Add ia32intrin.h for x86.
16173 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
16174 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
16175 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
16176 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
16177 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
16178 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16179 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16180 (bdesc_special_args): Add __builtin_ia32_rdtsc and
16181 __builtin_ia32_rdtscp.
16182 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
16183 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
16184 and __builtin_ia32_rorhi.
16185 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
16186 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
16187 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
16188 (ix86_expand_args_builtin): Likewise.
16189 (ix86_expand_special_args_builtin): Likewise.
16191 * config/i386/i386.md (UNSPECV_RDTSCP): New.
16192 (UNSPECV_RDTSC): Likewise.
16193 (UNSPECV_RDPMC): Likewise.
16194 (*bsr): Renamed to ...
16196 (*bsr_rex64): Renamed to ...
16199 (*rdpmc): Likewise.
16200 (*rdpmc_rex64): Likewise.
16202 (*rdtsc): Likewise.
16203 (*rdtsc_rex64): Likewise.
16204 (rdtscp): Likewise.
16205 (*rdtscp): Likewise.
16206 (*rdtscp_rex64): Likewise.
16208 * config/i386/ia32intrin.h: New.
16210 * config/i386/x86intrin.h: Include <ia32intrin.h>.
16212 2009-06-16 Ian Lance Taylor <iant@google.com>
16214 * ira-build.c (copy_info_to_removed_store_destinations):
16215 Initialize parent_a.
16217 2009-06-16 Ian Lance Taylor <iant@google.com>
16219 * c-decl.c (grokdeclarator): Change size_varies to bool.
16221 2009-06-16 Ian Lance Taylor <iant@google.com>
16223 * sel-sched.c: Make forward declarations of move_op_hooks and
16224 fur_hooks explicitly extern.
16226 2009-06-16 Ian Lance Taylor <iant@google.com>
16228 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
16229 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
16231 2009-06-16 Ian Lance Taylor <iant@google.com>
16233 * resource.c (mark_referenced_resources): Change
16234 include_delayed_effects parameter to bool. Change all callers.
16235 (mark_end_of_function_resources): Likewise.
16236 * reorg.c (insn_references_resource_p): Likewise.
16237 (insn_sets_resource_p): Likewise.
16238 * resource.h (mark_referenced_resources): Update declaration.
16239 (mark_end_of_function_resources): Update declaration.
16241 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16243 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
16245 2009-06-16 David Edelsohn <edelsohn@gnu.org>
16247 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
16248 GCC can bootstrap on AIX with GNU Binutils 2.20.
16250 2009-06-16 Ian Lance Taylor <iant@google.com>
16252 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
16254 2009-06-16 Ian Lance Taylor <iant@google.com>
16256 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
16257 inline, not extern inline.
16258 (exact_log2): Likewise.
16259 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
16261 (exact_log2): Likewise, but don't test CTZ_HWI.
16263 2009-06-16 Ian Lance Taylor <iant@google.com>
16265 * bitmap.c (bitmap_clear): Don't declare as inline.
16266 * gimple.c (gimplify_assign): Likewise.
16267 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
16268 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
16269 (sched_scan_info): Remove duplicate definition.
16271 2009-06-16 Ian Lance Taylor <iant@google.com>
16273 * c-common.c (skip_evaluation): Don't define.
16274 (c_inhibit_evaluation_warnings): Define global variable.
16275 (overflow_warning): Check c_inhibit_evaluation_warnings rather
16276 than skip_evaluation.
16277 (convert_and_check, warn_for_div_by_zero): Likewise.
16278 * c-common.h (skip_evaluation): Don't declare.
16279 (c_inhibit_evaluation_warnings): Declare.
16280 * c-parser.c (c_parser_typeof_specifier): Set
16281 c_inhibit_evaluation_warnings rather than skip_evaluation.
16282 (c_parser_conditional_expression): Likewise.
16283 (c_parser_binary_expression): Likewise.
16284 (c_parser_sizeof_expression): Likewise.
16285 (c_parser_alignof_expression): Likewise.
16286 * c-typeck.c (build_indirect_ref): Check
16287 c_inhibit_evaluation_warnings rather than skip_evaluation.
16288 (build_conditional_expr, build_binary_op): Likewise.
16290 2009-06-16 Richard Guenther <rguenther@suse.de>
16292 * tree-ssa-alias.c (is_escape_site): Remove.
16293 * tree-ssa-alias.h (enum escape_type): Remove.
16294 (is_escape_site): Likewise.
16295 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
16296 via casts and asms without deferring to is_escape_site.
16298 2009-06-16 Jakub Jelinek <jakub@redhat.com>
16300 PR middle-end/40446
16301 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
16302 use gen_lowpart if op0 has complex mode.
16304 2009-06-16 Richard Guenther <rguenther@suse.de>
16306 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
16307 variables add them to ESCAPED.
16308 (find_func_aliases): Do not make all indirectly stored values escaped.
16310 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
16312 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
16313 make_decl_one_only.
16315 2009-06-16 Martin Jambor <mjambor@suse.cz>
16317 PR tree-optimization/40432
16318 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
16319 check whether we need to force gimple register operand.
16321 2009-06-16 Martin Jambor <mjambor@suse.cz>
16323 PR tree-optimization/40413
16324 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
16325 build_ref_for_offset.
16326 (propagate_subacesses_accross_link): Fix a typo in a comment.
16328 2009-06-16 Ira Rosen <irar@il.ibm.com>
16330 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16331 with additional parameter.
16332 * tree-vectorizer.h (enum vect_def_type): Add new value
16334 (enum vect_relevant): Add comments.
16335 (vect_is_simple_reduction): Add new argument.
16336 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
16337 Detect nested cycles.
16338 (vect_is_simple_reduction): Update documentation, add an argument to
16339 distinguish inner-loop reduction from nested cycle, detect nested
16340 cycles, fix printings and indentation, don't swap operands in case
16342 (get_initial_def_for_reduction): Handle subtraction.
16343 (vect_create_epilog_for_reduction): Add new argument to specify
16344 reduction variable.
16345 (vect_finalize_reduction): Handle subtraction, fix comments.
16346 (vectorizable_reduction): Handle nested cycles. In case of nested
16347 cycle keep track of the reduction variable position. Call
16348 vect_is_simple_reduction with additional parameter. Use original
16349 statement code in reduction epilogue for nested cycle. Call
16350 vect_create_epilog_for_reduction with additional parameter.
16351 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
16352 inner-loop vectorization.
16353 (vect_recog_widen_sum_pattern): Likewise.
16354 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
16356 (vect_mark_stmts_to_be_vectorized): Likewise.
16357 (vect_get_vec_def_for_operand): Handle nested cycles.
16359 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16361 * doc/invoke.texi (Debugging Options): Fix option index entries
16362 for -fdump-statistics, -frandom-seed add entries for
16363 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
16364 (FRV Options): Fix entries for -mTLS, -mtls.
16365 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
16366 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
16367 (M68hc1x Options): Fix @itemx for -mnominmax.
16368 (MCore Options): Fix entry for -mno-lsim.
16369 (MMIX Options): Fix entry for -mabi=mmixware.
16370 (PDP-11 Options): Fix entry for -mbcopy-builtin.
16372 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
16374 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
16375 Mention the plugin mode of gengtype.
16376 * doc/gty.texi (Source Files Containing Type Information): Likewise.
16377 * gengtype.c: Updated copyright.
16378 (plugin_files, nb_plugin_files) Added new static variables.
16379 (measure_input_list) Care about plugin_files.
16380 (write_rtx_next): Added early return in plugin mode.
16381 (create_file): Updated copyright year in generated file. Added
16383 (oprintf): Added early return if NULL outf.
16384 (get_output_file_with_visibility): Care of plugin_files.
16385 (get_output_file_name): May return null.
16386 (write_local): Added early return.
16387 (put_mangled_filename): Ditto.
16388 (finish_root_table): Added check for base_files.
16389 (write_roots): Care about null when plugins.
16390 (main): Added plugin mode.
16392 2009-06-15 Ian Lance Taylor <iant@google.com>
16394 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
16395 * gcov.c (read_count_file): Add braces around variables declared
16398 * c.opt (Wjump-misses-init): New warning.
16399 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
16400 -Wall and -Wc++-compat if not already set.
16401 (c_common_post_options): Clear warn_jump_misses_init if it was not
16403 * c-decl.c (struct c_binding): Change type field to a union with
16404 new label field. Make it the first field in the struct. Update
16405 references to type to use u.type instead.
16406 (struct c_spot_bindings): Define.
16407 (struct c_goto_bindings): Define.
16408 (c_goto_bindings_p): Define, along with VECs.
16409 (struct c_label_vars): Define.
16410 (struct c_scope): Add has_label_bindings field.
16411 (bind_label, set_spot_bindings): New static functions.
16412 (decl_jump_unsafe, update_spot_bindings): New static functions.
16413 (update_label_decls): New static function.
16414 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
16415 Update binding u.label field to shadowed field.
16416 (c_binding_start_stmt_expr): New function.
16417 (c_binding_end_stmt_expr): New function.
16418 (pushdecl): Don't call c_begin_vm_scope.
16419 (make_label): Add defining and p_label_vars parameters. Change
16421 (lookup_label): Correct test for whether a label has not yet been
16422 defined. Call bind_label rather than bind.
16423 (warn_about_goto): New static function.
16424 (lookup_label_for_goto): New function.
16425 (declare_label): Call bind_label rather than bind.
16426 (check_earlier_gotos): New static function.
16427 (define_label): Don't give errors about jumping into statement
16428 expressions or scopes of variably modified types. Call
16429 set_spot_bindings and check_earlier_gotos. Call bind_label
16430 instead of bind. Don't set label_context_stack_se or
16431 label_context_stack_vm.
16432 (c_get_switch_bindings): New function.
16433 (c_release_switch_bindings): New function.
16434 (c_check_switch_jump_warnings): New function.
16435 (start_function): Don't set label_context_stack_se or
16436 label_context_stack_vm.
16437 (finish_function): Likewise.
16438 * c-typeck.c (label_context_stack_se): Don't define.
16439 (label_context_stack_vm): Don't define.
16440 (c_finish_goto_label): Call lookup_label_for_goto rather than
16441 lookup_label. Don't give errors about jumping into a statement
16442 expression or the scope of a variably modified type. Don't set
16443 label_context_stack_se or label_context_stack_vm.
16444 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
16445 fields. Add bindings field.
16446 (c_start_case): Don't set deleted fields. Set bindings field.
16447 (do_case): Rework order of tests. Don't check blocked_stmt_expr
16448 or blocked_vm. Call c_check_switch_jump_warnings.
16449 (c_finish_case): Don't test blocked_stmt_expr field. Call
16450 c_release_switch_bindings.
16451 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
16452 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16453 set label_context_stack_se. Call c_bindings_start_stmt_expr.
16454 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
16455 c_switch_stack. Don't walk label_context_stack_se labels. Don't
16456 set label_context_stack_se. Call c_bindings_end_stmt_expr.
16457 (c_begin_vm_scope, c_end_vm_scope): Don't define.
16458 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
16459 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
16460 (C_DECL_UNJUMPABLE_VM): Don't define.
16461 (C_DECL_UNDEFINABLE_VM): Don't define.
16462 (struct c_label_list): Don't define.
16463 (struct c_label_context_se): Don't define.
16464 (struct c_label_context_vm): Don't define.
16465 (struct c_spot_bindings): Declare.
16466 (c_bindings_start_stmt_expr): Declare.
16467 (c_bindings_end_stmt_expr): Declare.
16468 (lookup_label_for_goto): Declare.
16469 (c_get_switch_bindings, c_release_switch_bindings): Declare.
16470 (c_check_switch_jump_warnings): Declare.
16471 (label_context_stack_se, label_context_stack_vm): Don't declare.
16472 (c_finish_goto_label): Update declaration.
16473 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
16474 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
16475 (Warning Options): Document -Wjump-misses-init.
16477 2009-06-15 Jakub Jelinek <jakub@redhat.com>
16479 * tree-object-size.c (addr_object_size): Fix a pasto in the last
16482 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16484 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
16486 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16488 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
16490 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16492 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
16494 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
16496 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
16497 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
16498 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
16499 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
16500 * dwarf2asm.c (dw2_force_const_mem): Update call to
16501 make_decl_one_only.
16502 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
16503 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
16504 * langhooks.c (lhd_comdat_group): Remove.
16505 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
16506 * tree.h (DECL_COMDAT_GROUP): New.
16507 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
16508 (tree_decl_with_vis): Add comdat_group. Remove one_only.
16509 (make_decl_one_only): Change signature.
16510 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
16511 make_decl_one_only.
16512 (make_decl_one_only): Change signature.
16513 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
16515 2009-06-15 Richard Guenther <rguenther@suse.de>
16517 PR middle-end/40439
16518 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
16520 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16522 * tree-ssa-math-opts.c: Remove extra divide.
16524 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16526 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
16528 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
16530 * passes.c: Add bswap pass.
16531 * tree-pass.h: Add pass_optimize_bswap declaration.
16532 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
16533 Include rtl.h, expr.h and optabs.h for optab_handler check.
16534 (struct symbolic_number, pass_optimize_bswap): New definition.
16535 (do_shift_rotate, verify_symbolic_number_p): New functions.
16536 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
16537 (gate_optimize_bswap): New function.
16538 * tree.c (widest_int_cst_value): New function.
16539 * tree.h (widest_int_cst_value): Prototype added.
16541 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
16543 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
16544 REG_EQUAL/REG_EQUIV notes.
16546 2009-06-14 Richard Guenther <rguenther@suse.de>
16548 PR middle-end/40389
16549 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
16550 has its address taken if NRV was applied and it is addressable.
16551 * tree-ssa-structalias.c (get_constraint_for_address_of): New
16552 function split out from ...
16553 (get_constraint_for_1): ... here.
16554 (handle_rhs_call): Use it to mark the return slot escaped if
16555 it is addressable and NRV was applied.
16557 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16559 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
16560 Change first argument type to location_t.
16561 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
16562 Do not set input_location.
16563 Use loc instead of input_location throughout.
16565 2009-06-13 Richard Guenther <rguenther@suse.de>
16567 PR tree-optimization/40421
16568 * tree-predcom.c (should_unroll_loop_p): Remove.
16569 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
16571 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16573 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16574 Add location argument.
16576 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
16578 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
16580 * config/s390/s390.c (s390_build_builtin_va_list): Same.
16581 (s390_gimplify_va_arg): Pass location to create_artificial_label.
16582 * config/spu/spu-protos.h: Add location to
16583 spu_resolve_overloaded_builtin.
16584 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
16585 spu_build_builtin_va_list.
16586 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
16587 argument. Pass location to build_function_call_vec.
16588 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
16590 (emit_fpu_switch): Same.
16591 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
16592 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
16593 to build_decl and create_artificial_label.
16594 (xtensa_gimplify_va_arg_expr): Same.
16595 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
16596 (xstormy16_gimplify_va_arg_expr): Same.
16597 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
16598 * config/arm/arm.c (arm_build_builtin_va_list): Same.
16599 * config/mips/mips.c (mips_build_builtin_va_list): Same.
16600 (mips16_build_function_stub): Same.
16601 (mips16_build_call_stub): Same.
16603 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
16606 * arm/constraints.md (Pa, Pb): New constraints.
16607 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
16608 split pattern to deal with them.
16610 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
16612 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
16613 fix index entry for -Xpreprocessor.
16615 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16617 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16618 Add location argument to build_decl call.
16619 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
16620 (rs6000_init_builtins): Same.
16621 (spe_init_builtins): Same.
16622 (rs6000_gimplify_va_arg): Add location argument to
16623 create_artificial_label call.
16625 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
16627 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
16628 * combine-stack-adj.c (pass_stack_adjustments): Use it.
16629 * Makefile.in: Fix GGC dependency for gcse.o.
16631 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
16633 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
16634 * gimple-pretty-print.c (dump_gimple_stmt): Same.
16635 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
16637 * c-parser.c (c_parser_binary_expression): Use current column while
16638 building binary operations.
16639 * common.opt (fshow-column): Enable by default.
16640 * tree-vrp.c (check_array_ref): Use warning_at.
16641 (check_array_bounds): Use location from call back if expr has no
16643 * tree.h: Add location argument to maybe_fold_*.
16644 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
16645 (maybe_fold_offset_to_array_ref): Add location argument and use it.
16646 (maybe_fold_offset_to_component_ref): Same.
16647 (maybe_fold_offset_to_reference): Same.
16648 (maybe_fold_offset_to_address): Same.
16649 (maybe_fold_stmt_indirect): Same.
16650 (maybe_fold_stmt_addition): Same.
16651 (fold_stmt_r): Pass location to maybe_fold_*.
16652 (fold_gimple_assign): Same.
16653 * c-tree.h: Add location argument to finish_decl,
16654 default_function_array_conversion, store_init_value.
16655 * c-decl.c (define_label): Use error_at.
16656 (c_make_fname_decl): Pass location to finish_decl.
16657 (finish_decl): New location argument.
16658 (build_compound_literal): Pass location to store_init_value.
16659 (grokdeclarator): Pass location to finish_decl.
16661 * c-typeck.c (array_to_pointer_conversion): New location argument.
16662 (function_to_pointer_conversion): Same.
16663 (default_function_array_conversion): Same.
16664 (parser_build_unary_op): Pass location to overflow_warning.
16665 (parser_build_binary_op): Same. Use warning_at.
16666 (build_unary_op): Pass location to array_to_pointer_conversion.
16667 (build_c_cast): Pass location to digest_init.
16668 (build_modify_expr): New location argument.
16669 (convert_for_assignment): Same.
16670 (store_init_value): Same.
16671 (digest_init): Same.
16672 (output_init_element): Pass location to digest_init and
16673 array_to_pointer_conversion.
16674 (c_finish_return): Pass location to convert_for_assignment.
16675 * gimplify.c (gimplify_conversion): Pass location to
16676 maybe_fold_offset_to_address.
16677 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
16678 to maybe_fold_stmt_addition.
16679 * c-omp.c (c_finish_omp_atomic): Pass new location to
16681 (c_finish_omp_for): Same.
16682 * c-common.c (overflow_warning): New argument.
16683 * c-common.h: New argument to build_modify_expr, overflow_warning.
16684 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
16686 (c_parser_initializer): Pass location to
16687 default_function_array_conversion.
16688 (c_parser_initelt): Same.
16689 (c_parser_initval): Same.
16690 (c_parser_asm_operands): Same.
16691 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
16692 (c_parser_conditional_expression): Same.
16693 (c_parser_binary_expression): Add location info to stack. Use it.
16694 (c_parser_unary_expression): Pass location to
16695 default_function_array_conversion, parser_build_unary_op,
16696 build_indirect_ref, c_parser_postfix_expression_after_primary.
16697 (c_parser_postfix_expression_after_primary): New location argument.
16699 (c_parser_expression_conv): Pass location to
16700 default_function_array_conversion.
16701 (c_parser_expr_list): Same.
16702 (c_parser_omp_atomic): Same.
16703 (c_parser_omp_for_loop): Same.
16704 * c-tree.h (struct c_declarator): Add comment to id_loc.
16705 (build_array_declarator): New argument.
16706 * c-decl.c (build_array_declarator): Add location argument.
16707 (grokdeclarator): Set id_loc for cdk_array.
16708 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
16709 build_array_declarator.
16710 * tree.c (build_omp_clause): Add location argument.
16711 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
16712 (OMP_CLAUSE_LOCATION): New macro.
16713 (struct tree_omp_clause): Add location field.
16714 (build_omp_clause): Add argument.
16715 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
16717 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
16718 (cp_parser_omp_clause_collapse): Same.
16719 (cp_parser_omp_clause_default): Same.
16720 (cp_parser_omp_clause_if): Same.
16721 (cp_parser_omp_clause_nowait): Same.
16722 (cp_parser_omp_clause_num_threads): Same.
16723 (cp_parser_omp_clause_ordered): Same.
16724 (cp_parser_omp_clause_schedule): Same.
16725 (cp_parser_omp_clause_untied): Same.
16726 (cp_parser_omp_for_loop): Same.
16727 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16728 * c-tree.h (c_start_case): Add location argument.
16729 (c_process_expr_stmt): Same.
16730 (c_finish_goto_*): Same.
16731 * tree-parloops.c (initialize_reductions): Pass location to
16733 (create_parallel_loop): Same.
16734 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
16735 (gfc_trans_omp_reduction_list): Same.
16736 (gfc_trans_omp_clauses): Same.
16737 (gfc_trans_omp_do): Same.
16738 * c-typeck.c (c_finish_goto_label): Same.
16739 (c_finish_goto_ptr): New location argument.
16740 (c_start_case): Same.
16741 (emit_side_effect_warnings): Same.
16742 (c_process_expr_stmt): Same.
16743 (c_finish_stmt_expr): Same.
16744 (c_finish_omp_clauses): Use error_at instead of error.
16745 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
16747 * c-omp.c (c_split_parallel_clauses): New location argument.
16748 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
16749 to build_omp_clause.
16750 (convert_local_reference_stmt): Same.
16751 (convert_gimple_call): Same.
16752 * c-common.h (c_split_parallel_clauses): New argument.
16753 * c-parser.c (c_parser_statement_after_labels): Pass location to
16754 c_finish_goto_label.
16755 (c_parser_switch_statement): Pass location to c_start_case.
16756 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
16757 and c_process_expr_stmt.
16758 (c_parser_omp_variable_list): Add location argument.
16759 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16760 (c_parser_omp_clause_default): Same.
16761 (c_parser_omp_clause_if): Same.
16762 (c_parser_omp_clause_num_threads): Same.
16763 (-c_parser_omp_clause_ordered): Same.
16764 (c_parser_omp_clause_reduction): Pass location to
16765 c_parser_omp_variable_list.
16766 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16767 (c_parser_omp_clause_untied): Same.
16768 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16769 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16771 * c-tree.h (check_for_loop_decls, undeclared_variable,
16772 build_component_ref, build_array_ref, build_external_ref,
16773 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16774 build_conditional_expr, build_compound_expr, c_cast_expr,
16775 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16776 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16778 * c-semantics.c (build_stmt): Same.
16779 (build_case_label): Same.
16780 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16781 (undeclared_variable): New argument.
16782 (make_label): Same.
16783 (lookup_label): Pass location on down.
16784 (define_label): Same.
16785 (finish_decl): Same.
16786 (build_compound_literal): Same.
16787 (finish_struct): Same.
16788 (finish_function): Do not set location here.
16789 (check_for_loop_decls): New argument.
16790 * tree.c (save_expr): Set location.
16791 (build_empty_stmt): New argument.
16792 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16793 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16794 * builtins.c (gimplify_va_arg_expr): Use locations.
16795 (expand_builtin_sync_operation): Same.
16796 * c-typeck.c (build_component_ref): New argument.
16797 (build_array_ref): Same.
16798 (build_external_ref): Same.
16799 (c_expr_sizeof_expr): Same.
16800 (c_expr_sizeof_type): Same.
16801 (parser_build_unary_op): Same.
16802 (build_conditional_expr): Same.
16803 (build_compound_expr): Pass location on down.
16804 (build_compound_expr): New argument.
16805 (build_c_cast): Same.
16806 (c_cast_expr): Same.
16807 (build_asm_expr): Same.
16808 (c_finish_return): Same.
16809 (c_process_expr_stmt): Pass location on down.
16810 (c_finish_stmt_expr): New argument.
16811 (push_clenaup): Same.
16812 (c_finish_omp_parallel): Same.
16813 (c_finish_omp_task): Same.
16814 * gimplify.c (gimplify_call_expr): Pass location on down.
16815 * c-omp.c (c_finish_omp_master): New argument.
16816 (c_finish_omp_critical): Same.
16817 (c_finish_omp_ordered): Same.
16818 (c_finish_omp_barrier): Same.
16819 (-c_finish_omp_taskwait): Same.
16820 (c_finish_omp_atomic): Same.
16821 (c_finish_omp_flush): Same.
16822 * tree-inline.c (copy_tree_body_r): Pass location on down.
16823 (inline_forbidden_p): Remove use of input_location.
16824 * c-gimplify.c (c_build_bind_expr): New argument.
16825 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16826 (c_sizeof_or_alignof_type): New argument.
16827 (c_alignof_expr): Same.
16828 (build_va_arg): Same.
16829 (c_add_case_label): Same.
16830 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16831 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16832 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16833 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16834 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16835 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16837 * stub-objc.c (objc_build_selector_expr): Same.
16838 (objc_build_throw_stmt): Same.
16839 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16840 (c_parser_initelt): Same.
16841 (c_parser_compound_statement): Same.
16842 (c_parser_compound_statement_nostart): Same.
16843 (c_parser_label): Same.
16844 (c_parser_statement_after_labels): Same.
16845 (c_parser_if_body): Same.
16846 (c_parser_else_body): Same.
16847 (c_parser_if_statement): Same.
16848 (c_parser_switch_statement): Same.
16849 (c_parser_while_statement): Same.
16850 (c_parser_do_statement): Same.
16851 (c_parser_for_statement): Same.
16852 (c_parser_asm_statement): Same.
16853 (c_parser_conditional_expression): Same.
16854 (c_parser_binary_expression): Same.
16855 (c_parser_cast_expression): Same.
16856 (c_parser_unary_expression): Same.
16857 (c_parser_sizeof_expression): Same.
16858 (c_parser_alignof_expression): Same.
16859 (c_parser_postfix_expression): Same.
16860 (c_parser_expression): Same.
16861 (c_parser_objc_receiver): Same.
16862 (c_parser_omp_variable_list): Same.
16863 (c_parser_omp_structured_block): Same.
16864 (c_parser_omp_atomic): New argument.
16865 (c_parser_omp_barrier): Same.
16866 (c_parser_omp_critical): Same.
16867 (c_parser_omp_flush): Pass location on down.
16868 (c_parser_omp_for_loop): New argument.
16869 (c_parser_omp_for): Same.
16870 (c_parser_omp_master): Same.
16871 (c_parser_omp_ordered): Same.
16872 (c_parser_omp_sections_scope): Same.
16873 (c_parser_omp_sections): Same.
16874 (c_parser_omp_parallel): Same.
16875 (c_parser_omp_single): Same.
16876 (c_parser_omp_task): Same.
16877 (c_parser_omp_taskwait): Pass location on down.
16878 (c_parser_omp_construct): Same.
16879 (c_parser_omp_threadprivate): Same.
16880 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16881 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16882 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16883 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16884 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16885 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16886 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16887 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16888 config/i386/i386.c, stmt.c:
16889 Add location argument to the following function definitions and/or
16890 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16891 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16892 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16893 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16894 do_case, c_finish_bc_stmt, build_compound_literal,
16895 build_function_call.
16896 * c-decl.c (build_compound_literal): Add location argument.
16897 Make all diagnostic calls use location.
16898 (start_struct): Same.
16899 (finish_struct): Same.
16900 (start_enum): Same.
16901 (build_enumerator): Same.
16902 (start_function): Same.
16903 (grokdeclarator): Make all diagnostic calls use location.
16904 (store_parm_decls_oldstyle): Same.
16905 * c-typeck.c (build_function_call): Add location argument.
16906 Make all diagnostic calls use location.
16908 (c_finish_bc_stmt): Same.
16909 * tree-nested.c (get_trampoline_type): Add argument.
16910 Pass location to build_decl.
16911 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16912 * rtl.h (RTL_LOCATION): New.
16913 * c-common.c (c_add_case_label): Add location argument.
16914 Make all diagnostic calls use location.
16915 * c-common.h: Add location argument to make_fname_decl, do_case,
16916 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16917 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16918 Set it appropriately for every case. Pass enum_loc to start_enum
16919 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16921 (c_parser_struct_or_union_specifier): Save location. Use it for
16922 start_struct, finish_struct, and parser_xref_tag.
16924 2009-06-12 Ian Lance Taylor <iant@google.com>
16926 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16928 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16929 cpp_opts->warn_cxx_operator_names.
16931 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16934 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16935 is returns NULL and OP is a VCE, look through the VCE.
16937 2009-06-12 Ian Lance Taylor <iant@google.com>
16940 * collect2.c (main): Use CONST_CAST2 in code inside #if
16941 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16943 2009-06-12 Joey Ye <joey.ye@intel.com>
16945 PR middle-end/39146
16946 * cfgexpand.c (get_decl_align_unit): Update
16947 max_used_stack_slot_alignment with align instead of
16948 stack_alignment_needed.
16950 * function.c (assign_stack_local_1): Update
16951 max_used_stack_slot_alignment with alignment_in_bits instead
16952 of stack_alignment_needed.
16953 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16956 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16958 * dwarf2out.c (last_var_location_insn): New variable.
16959 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16960 (dwarf2out_var_location): Don't record anything after last real
16961 insn. Only change labels if there were any real instructions
16962 in between last note and this one, or if changed sections.
16964 2009-06-11 Richard Henderson <rth@redhat.com>
16966 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16967 note when storing the frame pointer in a register.
16968 (FRP): Don't redefine to nothing for epilogue.
16969 (alpha_expand_epilogue): Mark register and sp restores.
16970 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16972 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16973 when gen_lowpart is needed.
16975 2009-06-11 Richard Henderson <rth@redhat.com>
16977 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16979 * dwarf2out.c (need_data_align_sf_opcode): New.
16980 (div_data_align): Move earlier.
16981 (def_cfa_1, reg_save): Use it.
16983 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16985 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16986 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16987 (ix86_handle_option): Handle OPT_mcrc32.
16988 (ix86_target_string): Add -mcrc32.
16989 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16991 * config/i386/i386.h (TARGET_CRC32): New.
16993 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16994 (sse4_2_crc32di): Likewise.
16996 * config/i386/i386.opt (mcrc32): New.
16998 * doc/invoke.texi: Document -mcrc32.
17000 2009-06-11 Richard Henderson <rth@redhat.com>
17002 * common.opt (gdwarf-): Accept a version number.
17003 * doc/invoke.texi (gdwarf-): Update docs.
17004 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
17005 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
17006 version level, and record it.
17008 * dwarf2.h (DW_CIE_VERSION): Remove.
17009 * dwarf2out.c (DWARF_VERSION): Remove.
17010 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
17011 (output_call_frame_info): Use CIE version 3 for dwarf3,
17012 or if the return register column is out of range for version 1.
17013 (dwarf_stack_op_name): Add all dwarf3 values.
17014 (DEBUG_PUBTYPES_SECTION): New.
17015 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
17016 encoding change for dwarf3.
17017 (output_die) [dw_val_class_die_ref]: Likewise.
17018 (output_compilation_unit_header): Emit correct version for dwarf3.
17019 (output_line_info): Likewise.
17020 (output_pubnames): Update for DWARF_VERSION removal.
17021 (output_aranges): Likewise.
17022 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
17023 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
17024 (dwarf2out_finish): Likewise.
17026 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17028 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
17031 2009-06-11 David Daney <ddaney@caviumnetworks.com>
17034 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
17035 * builtins.c (expand_builtin_unreachable): New function.
17036 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
17037 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
17038 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
17040 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
17041 searching for missing barriers.
17043 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
17045 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
17046 when -fprofile-generate* was passed.
17047 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
17049 2009-06-11 Anthony Green <green@moxielogic.com>
17051 * config/moxie/moxie.md: Define length attribute for all instructions.
17053 (*b<cond:code>): Support limited branch ranges for new PC-relative
17054 branch instructions.
17055 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
17057 2009-06-11 Jakub Jelinek <jakub@redhat.com>
17059 * config/i386/i386.c (min_insn_size): Use get_attr_length
17060 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
17061 For __asm return 0.
17063 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
17064 instead of emit_insn_before.
17066 2009-06-10 Ian Lance Taylor <iant@google.com>
17069 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
17072 2009-06-10 Revital Eres <eres@il.ibm.com>
17074 * passes.c (init_optimization_passes): Reschedule
17075 predictive-commoning pass before complete unroll pass.
17077 2009-06-10 Martin Jambor <mjambor@suse.cz>
17079 * cgraph.c (cgraph_node_can_be_local_p): New function.
17080 (cgraph_make_node_local): New function.
17081 * cgraph.h (cgraph_node_can_be_local_p): Declare.
17082 (cgraph_make_node_local): Declare.
17084 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
17086 * tree.h (tree_base): Add packed_flag and user_align fields.
17087 Decrease size of spare field.
17088 (TYPE_USER_ALIGN): Use user_align from tree_base.
17089 (DECL_USER_ALIGN): Likewise.
17090 (TYPE_PACKED): Use packed_flag from tree_base.
17091 (DECL_PACKED): Likewise.
17092 (tree_type): Delete packed_flag and user_align fields. Widen
17093 precision field. Widen mode field and shuffle fields to align
17094 mode on an 8-bit boundary.
17095 (tree_decl_common): Delete decl_flag_1 and user_align fields.
17096 Renumber decl_flag_* fields. Fix comments. Widen
17097 decl_common_unused field.
17098 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
17099 (DECL_EXTERNAL): Likewise.
17100 (DECL_BIT_FIELD): Likewise.
17101 (DECL_NONADDRESSABLE_P): Likewise.
17102 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
17103 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
17105 2009-06-10 Ian Lance Taylor <iant@google.com>
17107 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
17108 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
17109 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
17110 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
17111 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
17112 DEF_VEC_ALLOC_FUNC_P.
17113 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
17114 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
17115 DEF_VEC_ALLOC_FUNC_O.
17116 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
17117 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
17118 DEF_VEC_ALLOC_FUNC_I.
17119 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
17120 (vec_stack_p_reserve_exact_1): Declare.
17121 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
17122 (vec_stack_free): Declare.
17123 (VEC_stack_alloc): Define.
17124 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
17125 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
17126 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
17127 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
17129 (stack_vecs): New static variable.
17130 (vec_stack_p_reserve_exact_1): New function.
17131 (vec_stack_o_reserve_1): New static function.
17132 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
17133 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
17134 (vec_stack_free): New function.
17135 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
17136 (VEC_df_ref_stack_alloc): Define.
17137 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
17138 DEF_VEC_ALLOC_P_STACK.
17139 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
17140 (struct df_collection_rec): Change _vec fields to VEC. Remove
17142 (df_free_collection_rec): Adjust for new fields.
17143 (df_insn_rescan): Use new df_collection_rec fields.
17144 (df_notes_rescan, df_canonize_collection_rec): Likewise.
17145 (df_ref_create_structure, df_ref_record): Likewise.
17146 (df_get_conditional_uses, df_get_call_refs): Likewise.
17147 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
17148 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
17149 (df_record_exit_block_uses, df_bb_verify): Likewise.
17150 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
17151 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
17152 Remove count parameter. Change return type to void. Change all
17154 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
17155 Remove count parameter. Change return type to void. Change all
17157 (df_install_refs): Change old_vec parameter to VEC. Remove count
17158 parameter. Change all callers.
17159 (df_install_mws): Change old_vec parameter to VEC. Remove count
17160 parameter. Change all callers.
17161 (df_refs_verify): Change new_rec parameter to VEC. Change call
17163 (df_mws_verify): Likewise.
17165 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
17167 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
17169 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
17171 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
17173 2009-06-10 Anthony Green <green@moxielogic.com>
17175 * config/moxie/crti.asm: New file.
17176 * config/moxie/crtn.asm: New file.
17177 * config/moxie/moxie.c: New file.
17178 * config/moxie/moxie.h: New file.
17179 * config/moxie/sfp-machine.h: New file.
17180 * config/moxie/moxie-protos.h: New file.
17181 * config/moxie/t-moxie: Created.
17182 * config/moxie/t-moxie-softfp: Created.
17183 * config/moxie/moxie.md: Created.
17184 * config/moxie/constraints.md: Created.
17185 * config.gcc: Add moxie support.
17186 * doc/md.texi (Machine Constraints): Add moxie constraints.
17187 * doc/contrib.texi (Contributors): Mention moxie port.
17188 * doc/install.texi (Specific): Mention the moxie port.
17190 2009-06-09 Ian Lance Taylor <iant@google.com>
17192 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
17193 compiling with C++.
17194 * optabs.c (optab_table): Only use designated initializers if
17195 HAVE_DESIGNATED_INITIALIZERS is defined.
17196 (convert_optab_table): Likewise.
17197 (init_optabs): Always call init_insn_codes if
17198 HAVE_DESIGNATED_INITIALIZERS is not defined.
17200 2009-06-09 Ian Lance Taylor <iant@google.com>
17202 * targhooks.c (default_builtin_vectorized_function): Change fn
17203 parameter to unsigned int.
17204 (default_builtin_vectorized_conversion): Change code parameter to
17206 (default_builtin_reciprocal): Change fn parameter to unsigned int.
17207 * targhooks.h: Update declarations.
17208 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
17209 parameter to unsigned int.
17211 * c-typeck.c (comptypes_check_enum_int): New static function.
17212 (comptypes_internal): Add enum_and_int_p parameter. Change all
17214 (comp_target_types): Add location parameter. Change all callers.
17215 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
17216 Change all callers.
17217 (function_types_compatible_p, type_lists_compatible_p): Likewise.
17218 (build_conditional_expr): Add colon_loc parameter. Change all
17220 (convert_for_assignment): Add location parameter. Change all callers.
17221 * c-parser.c (c_parser_conditional_expression): Pass location of
17222 colon to build_conditional_expr.
17223 * c-tree.h (build_conditional_expr): Update declaration.
17225 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17227 * graphite.c: Revert previous patch.
17229 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
17232 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
17234 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
17236 * tree-ssa-loop-prefetch.c
17237 (loop_prefetch_arrays): Fixed a portability problem in printf format
17240 2009-06-09 Martin Jambor <mjambor@suse.cz>
17242 PR tree-optimization/40351
17243 * tree-sra.c (propagate_subacesses_accross_link): Check that a
17244 refrence to a potential artifical subaccess can be constructed.
17246 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17248 * config/sh/sh-protos.h (sh_optimization_options): Declare.
17249 (sh_override_options): Likewise.
17250 * config/sh/sh.c: Include params.h.
17251 (sh_optimization_options): New.
17252 (sh_override_options): Likewise.
17253 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
17254 (OVERRIDE_OPTIONS): Use sh_override_options.
17256 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17258 * dwarf2out.c (emit_cfa_remember): New variable.
17259 (add_fde_cfi): If emit_cfa_remember, recurse to add
17260 DW_CFA_remember_state first.
17261 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
17262 instead just set emit_cfa_remember.
17264 2009-06-08 Jan Hubicka <jh@suse.cz>
17267 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
17269 2009-06-08 Jan Hubicka <jh@suse.cz>
17271 PR middle-end/39834
17272 * cgraphunit.c (save_inline_function_body): Do not copy transform
17273 hooks for saved inline bodies.
17274 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
17275 for given function.
17277 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
17279 * jump.c (returnjump_p): Handle delayed branches. Add missing
17282 2009-06-08 Jan Hubicka <jh@suse.cz>
17284 PR middle-end/40102
17285 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
17286 original node might've been modified.
17287 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
17289 2009-06-08 Jakub Jelinek <jakub@redhat.com>
17291 * tree-object-size.c (addr_object_size): Add OSI argument.
17292 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
17293 (compute_builtin_object_size, expr_object_size): Adjust callers.
17294 (plus_stmt_object_size): Call addr_object_size instead of
17295 compute_builtin_object_size.
17297 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
17298 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17300 * tree-ssa-loop-prefetch.c
17301 (gather_memory_references): Introduced a counter for the number of
17303 (anything_to_prefetch_p): Introduced a counter for the number of
17305 (is_loop_prefetching_profitable): New function with a cost model
17307 (loop_prefetch_arrays): Use the new cost model to determine if
17308 prefetching is profitable.
17309 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
17310 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17311 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
17312 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17313 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
17314 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
17316 2009-06-08 Michael Matz <matz@suse.de>
17319 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
17320 partitions use the same.
17321 (expand_one_var): Deal with DECL_RTL sometimes begin set also
17322 for basevars of SSA_NAMEs.
17323 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
17324 to not expand them twice.
17325 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
17328 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
17330 * common.opt (fcompare-debug=, fcompare-debug-second): New.
17331 (fdump-final-insns=, gtoggle): New.
17332 * doc/invoke.texi: Document them.
17333 * final.c (rest_of_clean_state): Dump final insn stream.
17334 * gcc.c (invoke_as): Hook in -fcompare-debug.
17335 (static_spec_functions): Add compare-debug-dump-opt,
17336 compare-debug-self-opt and compare-debug-auxbase-opt.
17337 (compare_debug, compare_debug_second, compare_debug_opt): New.
17338 (switches_debug_check, n_switches_debug_check): New.
17339 (debug_auxbase_opt, debug_check_temp_file): New.
17340 (process_command): Handle -fno-compare-debug, -fcompare-debug and
17342 (do_self_spec): Handle arguments after switches.
17343 (do_spec_1): Add .gk extension to temp file basenames for compare.
17344 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
17345 (cc1_options): Use it instead of normal auxbase computation for
17346 the second compare-debug compilation.
17347 (compare_files): New.
17348 (main): Set up and implement compare debug mode.
17349 (compare_debug_dump_opt_spec_function): New.
17350 (compare_debug_self_opt_spec_function): New.
17351 (compare_debug_auxbase_opt_spec_function): New.
17352 * toplev.c (process_options): Handle flag_gtoggle,
17353 flag_dump_final_insns.
17354 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
17355 during -fcompare-debug-second compilation.
17357 2009-06-07 Ian Lance Taylor <iant@google.com>
17359 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
17360 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
17362 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
17363 with no default node. Change warning with %H to warning_at.
17364 Don't clear warn_switch around case checking.
17365 * doc/invoke.texi (Warning Options): Clarify distinction between
17366 -Wswitch and -Wswitch-enum.
17368 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17370 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
17372 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17374 * gbl-ctors.h: Add header guard.
17376 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17378 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
17379 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
17380 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
17381 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
17382 prototypes for removed functions.
17383 (expressions_equal_p): Move to ...
17384 * tree-ssa-sccvn.h: ... here and ...
17385 * matrix-reorg.c: ... adjust includes.
17387 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17389 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
17391 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17393 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
17394 (finish_function): Remove erroneous whitespace.
17396 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17398 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
17399 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
17401 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17403 * errors.c (internal_error): Commentary typo fix.
17404 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
17405 * tree-ssa-pre.c: Ditto.
17407 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
17409 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
17410 them is supposed to hold actual statements.
17412 2009-06-06 Ian Lance Taylor <iant@google.com>
17414 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
17415 empty statements can now have attributes.
17417 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
17419 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
17420 * config/mips/mips.md: Ditto.
17422 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17424 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
17426 (__eabi_uconvert): Likewise.
17428 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
17430 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
17431 CFI_* definitions with IN_GCC.
17433 2009-06-05 David Edelsohn <edelsohn@gnu.org>
17435 * xcoffout.h (xcoffout_source_line): Update prototype.
17437 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17439 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
17440 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
17442 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17444 PR middle-end/40340
17445 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
17446 inlined_function_outer_scope_p blocks for artificial inlines
17448 * tree.c (tree_nonartificial_location): Rewrite using
17449 block_nonartificial_location.
17451 2009-06-05 Revital Eres <eres@il.ibm.com>
17452 Leehod Baruch <leehod@il.ibm.com>
17454 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
17455 (expand_expr_real_1): Remove comment.
17456 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17457 Vectorize misaligned access when the target supports it.
17458 (vect_supportable_dr_alignment): Check for unaligned access support.
17459 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
17462 2009-06-05 Julian Brown <julian@codesourcery.com>
17464 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
17465 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
17467 2009-06-05 Richard Guenther <rguenther@suse.de>
17470 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
17471 as possibly unused.
17473 2009-06-05 Jakub Jelinek <jakub@redhat.com>
17475 * config/s390/s390.c (global_not_special_regno_p): New static inline.
17476 (save_gprs): Don't tell unwinder when a global register is saved.
17477 (s390_emit_epilogue): Emit needed epilogue unwind info.
17479 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17481 * dwarf2out.c (deferred_asm_name): New.
17482 (add_name_and_src_coords_attributes): Defer creation of
17483 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
17485 (move_linkage_attr): New.
17486 (dwarf2out_finish): Revisit deferrals and emit attributes at the
17489 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
17491 * tree-nested.c (finalize_nesting_tree_1): Declare the
17492 frame_decl in the binding tree.
17494 2009-06-04 Cary Coutant <ccoutant@google.com>
17496 * basic-block.h (struct basic_block_def): Add discriminator field.
17497 * dbxout.c (dbxout_source_line): Add new parameter. Change all
17499 * debug.c (do_nothing_debug_hooks): Add additional entry.
17500 (debug_nothing_int_charstar_int): New function.
17501 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
17502 (debug_nothing_int_charstar_int): New declaration.
17503 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
17504 discriminator value in .loc directive.
17505 * final.c (last_discriminator): New variable.
17506 (discriminator): New variable.
17507 (final_start_function): Initialize above variables, pass current
17508 discriminator to debug hook.
17509 (notice_source_line): Check for discriminator change.
17510 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
17511 * sdbout.c (sdbout_source_line): New parameter.
17512 * tree-cfg.c (struct locus_discrim_map): New structure type.
17513 (discriminator_per_locus): New hash table.
17514 (build_gimple_cfg): Allocate and free discriminator hash table.
17515 (make_edges): Call assign_discriminator.
17516 (locus_map_hash): New function.
17517 (locus_map_eq): New function.
17518 (next_discriminator_for_locus): New function.
17519 (same_line_p): New function.
17520 (assign_discriminator): New function.
17521 (make_cond_expr_edges): Call assign_discriminator.
17522 (make_gimple_switch_edges): Likewise.
17523 (first_non_label_stmt): New function.
17524 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
17526 * xcoffout.c (xcoffout_source_line): Add new parameter.
17528 * configure.ac (gcc_cv_as_discriminator): New configury check for
17529 gas support for discriminator.
17530 * configure: Regenerate.
17531 * config.in: Regenerate.
17533 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17535 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
17536 val after checking for integers.
17538 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
17540 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
17542 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
17543 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
17544 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
17545 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
17546 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
17547 X64_SSE_REGPARM_MAX.
17548 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
17549 X64_SSE_REGPARM_MAX.
17551 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17553 * gcc.c (report_times_to_file): New.
17554 (execute): Implement it.
17555 (process_command): Support -time=.
17556 * doc/invoke.texi: Document it.
17558 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17560 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
17561 that have value exprs.
17563 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
17565 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
17566 declarations for constants until...
17567 (dw2_output_indirect_constant_1): ... this point.
17569 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
17572 * arm.md (arm_addsi3): Don't try to split an add with an
17573 eliminable register until after reload has completed.
17575 2009-06-03 Ian Lance Taylor <iant@google.com>
17577 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
17578 * genattrtab.c (write_length_unit_log): Likewise.
17579 * genchecksum.c (dosum): Likewise.
17580 * gengtype.c (write_rtx_next): Likewise.
17581 (finish_root_table, write_roots): Likewise.
17582 * gimple.c (gimple_ops_offset_): Likewise.
17583 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
17584 * config/arc/arc.c (arc_attribute_table): Likewise.
17585 * config/arm/arm.c (arm_attribute_table): Likewise.
17586 * config/avr/avr.c (avr_attribute_table): Likewise.
17587 * config/crx/crx.c (crx_attribute_table): Likewise.
17588 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
17589 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
17590 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
17591 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
17592 * config/sh/sh.c (sh_attribute_table): Likewise.
17593 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
17594 * config/spu/spu.c (spu_attribute_table): Likewise.
17595 * config/v850/v850.c (v850_attribute_table): Likewise.
17597 * config/alpha/alpha.c (vms_attribute_table): Make static.
17598 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
17599 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
17600 * config/mips/mips.c (mips_attribute_table): Likewise.
17602 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
17604 (cc1-checksum.o): Likewise.
17606 2009-06-03 Steve Ellcey <sje@cup.hp.com>
17608 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
17610 2009-06-03 Jakub Jelinek <jakub@redhat.com>
17612 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
17613 insn if it is changing sp. Use gen_add3_insn instead of
17614 conditionally gen_addsi3 and gen_adddi3.
17615 (offset_below_red_zone_p): New static inline function.
17616 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
17617 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
17618 * config/rs6000/ppc-asm.h: Include auto-host.h.
17619 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
17620 CFI_RESTORE): Define.
17621 * config/rs6000/crtresxgpr.asm: Add unwind info.
17622 * config/rs6000/crtresxfpr.asm: Likewise.
17623 * config/rs6000/crtresgpr.asm: Likewise.
17624 * config/rs6000/crtresfpr.asm: Likewise.
17625 * config/rs6000/crtsavgpr.asm: Likewise.
17626 * config/rs6000/crtsavfpr.asm: Likewise.
17628 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
17629 argument of DWARF2_FRAME_REG_OUT macros.
17631 2009-06-03 Julian Brown <julian@codesourcery.com>
17633 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
17634 words or less (including TImode) in core registers.
17636 2009-06-03 Richard Guenther <rguenther@suse.de>
17638 PR middle-end/40328
17639 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
17641 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
17643 * statistics.c (statistics_counter_event): Do not record event
17644 in pass dump if its number == -1.
17645 (curr_statistics_hash): Add assert that we never get passes
17646 with static number == -1.
17648 2009-06-03 Richard Guenther <rguenther@suse.de>
17649 Andrey Belevantsev <abel@ispras.ru>
17651 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
17652 non-BLKmode arrays addressable.
17654 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
17656 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
17657 * config/m68k/m68k.h: ... here.
17659 2009-06-03 Martin Jambor <mjambor@suse.cz>
17661 PR tree-optimization/40323
17662 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
17665 2009-06-03 Richard Guenther <rguenther@suse.de>
17667 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17670 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
17672 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
17673 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
17674 JUMP_TABLE_DATA_P where applicable.
17675 * config/sh/sh.c: Ditto.
17676 * config/sh/sh.h: Ditto.
17677 * config/sh/sh.md: Ditto.
17678 * config/sh/symbian.c: Ditto.
17680 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
17682 * config/i386/driver-i386.c (describe_cache): Optimize
17683 concatenation of strings. Use snprintf instead of sprintf.
17684 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
17685 target when not compiling with GCC.
17687 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
17689 * config/sh/sh.c: Revert last change.
17690 (sh_expand_epilogue): Emit a blockage insn before the frame
17691 pointer adjustment unconditionally.
17693 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17695 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
17696 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
17697 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
17698 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
17699 to COLLECT_GCC_OPTIONS.
17701 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17703 * collect2.c (target_system_root): New variable.
17704 (main): Handle --sysroot=.
17705 (ignore_library): Strip the sysroot from the library path.
17707 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17709 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
17710 (collect2.o): Depend on collect2-aix.h.
17711 (collect2-aix.o): New rule.
17712 * collect2-aix.h: New file.
17713 * collect2-aix.c: Likewise.
17714 * collect2.c: Include collect2-aix.h. Don't undefine
17715 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
17716 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
17717 Use TARGET_AIX_VERSION instead of _AIX51.
17718 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
17719 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
17720 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
17721 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
17722 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
17724 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17726 * collect2.c (ignore_library): Avoid premature post-increment
17727 and null deference.
17729 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
17731 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
17732 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
17733 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
17734 CROSS_DIRECTORY_STRUCTURE too.
17735 (LINK_LIBG_SPEC): Likewise.
17736 (LIB_SPEC): Add %R to sysroot paths.
17737 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
17738 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
17739 * config/rs6000/aix51.h: As for aix43.h.
17740 * config/rs6000/aix52.h: Likewise.
17741 * config/rs6000/aix53.h: Likewise.
17742 * config/rs6000/aix61.h: Likewise.
17743 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
17744 to the beginning of sysroot paths.
17746 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17748 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
17749 INSN_LISTs that are out of the REG_NOTE range.
17751 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17753 * loop-unroll.c (struct iv_to_split): Add pointer to next.
17754 (struct var_to_expand): Likewise.
17755 (struct opt_info): Add head and tail for linked lists of the above.
17756 (analyze_insn_to_expand_var): Initialize next.
17757 (analyze_iv_to_split_insn): Likewise.
17758 (analyze_insns_in_loop): Create linked lists.
17759 (allocate_basic_variable): Simplify for use without hash table.
17760 (insert_var_expansion_initialization): Likewise, make it type-safer.
17761 (combine_var_copies_in_loop_exit): Likewise.
17762 (apply_opt_in_copies): Walk lists rather than hash tables.
17763 (release_var_copies): Simplified and inlined by hand into...
17764 (free_opt_info): ... this function.
17766 2009-06-02 Richard Guenther <rguenther@suse.de>
17768 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17771 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17773 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17774 only for builtins that are not overridden.
17776 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17778 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17781 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17783 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17785 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17787 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17789 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17791 * common.opt (fdump-unnumbered-links): New.
17792 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17793 * print-rtl.c (flag_dump_unnumbered_links): New.
17794 (print_rtx): Test it.
17796 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17798 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17799 push/pop multiple to 8-byte alignment.
17801 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17803 * config/i386/i386.c (queued_cfa_restores): New static variable.
17804 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17806 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17807 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17808 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17809 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17810 note unconditionally.
17811 (ix86_emit_restore_regs_using_mov): Likewise.
17812 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17813 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17814 it through to ix86_emit_restore_reg_using_pop.
17815 (ix86_emit_leave): Add RED_OFFSET argument. Call
17816 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17817 instead of adding REG_CFA_OFFSET note unconditionally.
17818 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17819 the above functions. Call ix86_add_queued_cfa_restore_notes when
17822 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17823 force output of the label even for dwarf2out_do_cfi_asm.
17824 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17825 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17826 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17828 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17829 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17830 dwarf2out_cfi_label callers.
17831 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17832 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17833 Adjust dwarf2out_cfi_label callers.
17834 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17836 * config/i386/i386.h (struct machine_cfa_state,
17837 struct machine_function): Guard with ifndef USED_FOR_TARGET
17838 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17841 * emutls.c (__emutls_get_address): Change arr->size to mean number
17842 of allocated arr->data entries instead of # of slots + 1.
17844 PR middle-end/40316
17845 * recog.c (peep2_reinit_state): New function.
17846 (peephole2_init_state): Use it at the end of a basic block and also
17847 when seeing a RTX_FRAME_RELATED_P insn.
17849 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17851 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17852 fixuns_truncrfdi2): New.
17853 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17854 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17855 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17856 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17857 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17858 *recip_approx): Remove.
17859 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17860 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17861 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17863 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17866 2009-06-01 Ian Lance Taylor <iant@google.com>
17868 * attribs.c (register_attribute): Use CONST_CAST.
17869 * collect2.c (main): Use CONST_CAST2.
17870 (scan_prog_file): Likewise.
17871 * gcc.c (process_command, main): Likewise.
17872 * toplev.c (toplev_main): Likewise.
17874 * c-typeck.c (handle_warn_cast_qual): New static function,
17875 partially broken out of build_c_cast.
17876 (build_c_cast): Call handle_warn_cast_qual.
17877 * doc/invoke.texi (Warning Options): Document new effect of
17880 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17882 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17883 (diagnostic_report_current_module): Print columns.
17884 * common.opt (flag_show_column): Enable by default.
17886 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17888 * alias.c (find_base_term): Check for NULL term before returning.
17890 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17892 Revert due to PR40320:
17893 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17894 * calls.c (emit_library_call_value_1): Don't force_operand for move
17897 2009-06-01 Olivier Hainque <hainque@adacore.com>
17898 Eric Botcazou <ebotcazou@adacore.com>
17900 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17901 to be processed as a bitfield for constructor output purposes.
17902 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17904 * varasm.c (oc_local_state): New type, output_constructor
17905 local state to support communication with helpers.
17906 (oc_outer_state): New type, output_constructor outer state of
17907 relevance in recursive calls.
17908 (output_constructor_array_range): New output_constructor helper,
17909 extracted code for an array range element.
17910 (output_constructor_regular_field): New output_constructor helper,
17911 extracted code for an element that is not a bitfield.
17912 (output_constructor_bitfield): New output_constructor helper,
17913 extracted code for a bitfield element. Accept an OUTER state
17914 argument for recursive processing. Recurse on record or array
17915 CONSTRUCTOR values, possibly past noop conversions.
17916 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17917 VALUE is a valid constant-valued expression for use in a static
17918 bit-field initializer.
17919 (output_constructor): Rework to use helpers. Accept and honor an
17920 OUTER state argument for recursive calls. Return total size. Be
17921 prepared for nested constructors initializing bitfields.
17922 (output_constant): Feed OUTER in calls to output_constructor.
17924 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17926 * calls.c (emit_library_call_value_1): Don't force_operand for move
17929 2009-06-01 Nick Clifton <nickc@redhat.com>
17931 * doc/invoke.texi (IA-64 Options): Fix typo.
17933 2009-06-01 Ira Rosen <irar@il.ibm.com>
17935 PR tree-optimization/39129
17936 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17938 (vect_do_peeling_for_loop_bound): Use
17939 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17940 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17941 (vect_loop_versioning): Likewise.
17942 (vect_create_cond_for_alias_checks): Fix indentation.
17943 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17945 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17946 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17947 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17948 "control flow in loop".
17949 (vect_estimate_min_profitable_iters): Use
17950 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17951 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17952 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17953 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17954 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17955 statement belongs to a group of strided accesses with the exact code
17957 (vectorizable_load): Likewise.
17958 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17959 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17961 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17963 * config/freebsd-stdint.h: New file.
17964 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17965 Add freebsd-stdint.h to tm_file.
17967 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17969 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17970 (thumb2_extendhidi2): Likewise.
17972 2009-05-31 Ian Lance Taylor <iant@google.com>
17974 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17976 2009-05-31 Ian Lance Taylor <iant@google.com>
17978 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17979 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17980 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17982 2009-05-31 Jason Merrill <jason@redhat.com>
17984 * tree-pretty-print.c (print_call_name): Take the callee, not the
17985 call itself. Make non-static. Use dump_function_name for functions.
17986 (dump_generic_node): Adjust.
17987 * diagnostic.h: Declare print_call_name.
17988 * gimple-pretty-print.c (dump_gimple_call): Use it.
17990 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17992 * config/sh/sh.md (ashldi3_std): New define_expand.
17995 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17998 * config/sh/sh.c: Include debug.h.
17999 (sh_expand_epilogue): Emit a blockage insn before the frame
18000 pointer adjustment also when dwarf2out_do_frame returns true.
18002 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
18004 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
18005 (thumb2_extendqidi2): New pattern.
18007 2009-05-31 Ira Rosen <irar@il.ibm.com>
18009 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
18010 mark phis for renaming.
18011 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
18012 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
18013 Call mark_sym_for_renaming.
18014 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
18015 * tree-vect-loop.c (vect_transform_loop): Remove
18016 vect_memsyms_to_rename initialization and a call to
18017 mark_set_for_renaming.
18019 2009-05-31 Jakub Jelinek <jakub@redhat.com>
18021 PR middle-end/40304
18022 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
18023 frame related even if !set_cfa && style < 0.
18025 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
18027 * config/i386/mingw-tls.c: New file.
18028 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
18029 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
18030 defining _WIN32 but not __CYGWIN__.
18032 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18034 * configure.ac: Add MPC support.
18036 * config.in, configure: Regenerate.
18038 2009-05-29 Richard Henderson <rth@redhat.com>
18040 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
18041 NOTE_INSN_BASIC_BLOCK.
18042 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
18043 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
18044 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
18046 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
18048 (add_cfi): Disable check redefining cfa away from drap.
18049 (lookup_cfa_1): Add remember argument; handle remember/restore.
18050 (lookup_cfa): Pass remember argument.
18051 (cfa_remember): New.
18052 (compute_barrier_args_size_1): Remove sibcall check.
18053 (dwarf2out_frame_debug_def_cfa): New.
18054 (dwarf2out_frame_debug_adjust_cfa): New.
18055 (dwarf2out_frame_debug_cfa_offset): New.
18056 (dwarf2out_frame_debug_cfa_register): New.
18057 (dwarf2out_frame_debug_cfa_restore): New.
18058 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
18059 (dwarf2out_begin_epilogue): New.
18060 (dwarf2out_frame_debug_restore_state): New.
18061 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
18062 DW_CFA_restore_state.
18063 (output_cfi_directive): Likewise.
18064 (convert_cfa_to_fb_loc_list): Likewise.
18065 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
18066 * dwarf2out.h: Update.
18067 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
18068 (copy_insn_1): Early out for null.
18069 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
18070 and dwarf2out_frame_debug_restore_state.
18071 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
18072 (prologue_insn_hash, epilogue_insn_hash): New.
18073 (free_after_compilation): Adjust freeing accordingly.
18074 (record_insns): Create hash table if needed; push insns into
18075 hash instead of array.
18076 (maybe_copy_epilogue_insn): New.
18077 (contains): Search hash table instead of array.
18078 (sibcall_epilogue_contains): Remove.
18079 (thread_prologue_and_epilogue_insns): Split eh_return insns
18080 and mark them as epilogues.
18081 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
18082 scanning in terms of basic blocks.
18083 * insn-notes.def (CFA_RESTORE_STATE): New.
18084 * jump.c (returnjump_p_1): Accept EH_RETURN.
18085 (eh_returnjump_p_1, eh_returnjump_p): New.
18086 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
18087 CFA_REGISTER, CFA_RESTORE): New.
18088 * rtl.def (EH_RETURN): New.
18089 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
18091 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
18092 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
18094 * config/i386/i386.c (gen_push): Update cfa state.
18095 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
18096 add a CFA_ADJUST_CFA note.
18097 (ix86_dwarf_handle_frame_unspec): Remove.
18098 (ix86_expand_prologue): Update cfa state.
18099 (ix86_emit_restore_reg_using_pop): New.
18100 (ix86_emit_restore_regs_using_pop): New.
18101 (ix86_emit_leave): New.
18102 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
18103 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
18104 * config/i386/i386.h (struct machine_cfa_state): New.
18105 (ix86_cfa_state): New.
18106 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
18107 (eh_return_internal): Merge from eh_return_<mode>,
18108 use eh_return rtx, split w/ epilogue.
18110 2009-05-29 Ian Lance Taylor <iant@google.com>
18112 * builtins.c (validate_gimple_arglist): Don't use va_arg with
18114 * calls.c (emit_library_call_value_1): Likewise.
18116 * c-typeck.c (c_build_va_arg): New function.
18117 * c-tree.h (c_build_va_arg): Declare.
18118 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
18119 instead of build_va_arg.
18121 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
18123 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
18124 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
18125 (ptr_difference_cost): Use affine combinations to compute it.
18126 (difference_cost): Likewise.
18127 (get_computation_cost_at): Compute more accurate cost for addresses
18128 if the ratio is a multiplier allowed in addresses.
18129 For non-addresses, consider that an additional offset or symbol is
18132 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18134 * config/i386/i386.c (ix86_decompose_address): Avoid useless
18135 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
18137 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
18138 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
18139 (prefix_rex): For UNIT_MMX don't imply the prefix by default
18141 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
18142 to 1 for TYPE_SSE{IADD1,CVT1}.
18143 (prefix_vex_imm8): Removed.
18144 (length_vex): Only pass 1 as second argument to
18145 ix86_attr_length_vex_default if prefix_extra is 0.
18146 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
18147 (length): For prefix vex computation use length_immediate
18148 attribute instead of prefix_vex_imm8.
18149 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
18150 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
18151 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
18152 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
18153 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
18154 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
18155 a space in between the operands.
18156 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
18157 if one operand is 0xff and the other one si, di, bp or sp.
18158 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
18159 other one si, di, bp or sp.
18160 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
18161 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
18162 type and mode attributes.
18163 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
18164 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
18165 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
18166 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
18167 prefix_data16 attribute iff MODE_DF.
18168 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
18169 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
18170 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
18171 constm128_operand in length_immediate computation.
18172 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
18173 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
18174 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
18175 length_immediate attribute to 1.
18176 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
18177 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
18178 for certain alternatives.
18179 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
18180 prefix_data16 attribute if MODE_V1DF.
18181 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
18182 length_immediate to 1.
18183 (set_got_rex64, set_rip_rex64): Remove length attribute, set
18184 length_address to 4, set mode attribute to MODE_DI.
18185 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
18186 (fxam<mode>2_i387): Set length attribute to 4.
18187 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
18188 *prefetch_3dnow_rex): Override length_address attribute.
18189 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
18191 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
18192 (constm128_operand): Removed.
18193 * config/i386/i386.c (memory_address_length): For
18194 disp && !index && !base in 64-bit mode account for SIB byte if
18195 print_operand_address can't optimize disp32 into disp32(%rip)
18196 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
18197 for fs: or gs: segment.
18198 (ix86_attr_length_immediate_default): When checking if shortform
18199 is possible, truncate immediate to the length of the non-shortened
18201 (ix86_attr_length_address_default): Ignore MEM_P operands
18203 (ix86_attr_length_vex_default): Only check for DImode on
18204 GENERAL_REG_P operands.
18205 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
18206 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
18207 (sse_cvttps2pi): Clear prefix_rep attribute.
18208 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
18210 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
18211 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
18212 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
18213 iff operand 2 is const_int_operand.
18214 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
18215 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
18216 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
18218 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
18220 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
18221 prefix_data16 attribute for movlpd and movhpd instructions.
18222 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
18223 length_immediate for shufpd instruction.
18224 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
18225 (avx_cmpp<avxmodesuffixf2c><mode>3,
18226 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
18227 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
18228 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
18229 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
18230 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
18231 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
18232 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
18233 prefix_data16 attribute for the first alternative to 1.
18234 (*avx_loadlps): Override length_immediate for the first alternative.
18235 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
18236 attributes for second alternative.
18237 (*vec_concatv2sf_sse4_1): Override length_immediate and
18238 prefix_data16 attributes for second alternative.
18239 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
18240 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
18241 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
18242 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
18243 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
18244 prefix_data16 and length_immediate to 1.
18245 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
18247 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
18248 prefix_extra attribute for variants that don't have 0f prefix alone.
18249 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
18250 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
18251 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
18252 *sse4_1_pextrd): Set length_immediate to 1.
18253 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
18254 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
18256 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
18257 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
18258 length_immediate to 1 for second alternative.
18259 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
18260 prefix_extra and length_immediate attributes for the first
18262 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
18264 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
18265 to 1 for the first and third alternative.
18266 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
18268 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
18270 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
18272 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
18273 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
18274 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
18275 *avx_psign<mode>3): Set prefix_extra attribute to 1.
18276 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
18277 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
18278 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
18279 ssse3_psign<mode>3): Override prefix_rex attribute.
18280 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
18281 (ssse3_palignrti): Override length_immediate to 1.
18282 (ssse3_palignrdi): Override length_immediate to 1, override
18283 prefix_rex attribute.
18284 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
18285 (sse4a_extrqi): Override length_immediate to 2.
18286 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
18287 (sse4a_insertq): Override prefix_data16 to 0.
18288 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
18289 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
18290 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
18291 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
18292 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
18293 and length_immediate to 1.
18294 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
18295 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
18296 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
18297 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
18298 and length_immediate to 1.
18299 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
18300 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
18301 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
18302 avx_ptest256): Override prefix_extra to 1.
18303 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
18304 Override prefix_data16 and length_immediate to 1.
18305 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
18306 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
18307 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
18308 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
18309 prefix_data16 to 0 and prefix_extra to 2.
18310 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
18311 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
18313 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
18314 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
18315 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
18316 and prefix_extra to 2.
18317 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
18318 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
18319 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
18320 avx_vpermilvar<mode>3,
18321 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
18322 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
18323 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
18324 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
18325 Override prefix_extra to 1.
18326 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
18327 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
18328 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
18329 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
18330 prefix_extra and length_immediate to 1.
18331 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
18333 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
18334 to 1 for the first alternative.
18335 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
18336 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
18338 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
18339 *movv2sf_internal_avx, *movv2sf_internal): Override
18340 prefix_rep attribute for certain alternatives.
18341 (*mov<mode>_internal): Override prefix_rep or prefix_data16
18342 attributes for certain alternatives.
18343 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
18344 attributes for certain alternatives.
18345 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
18346 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
18347 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
18348 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
18349 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
18350 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
18351 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
18352 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
18353 length_immediate to 1 if operand 2 is const_int_operand.
18354 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
18355 *vec_extractv2si_1): Set length_immediate attribute to 1.
18356 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
18357 using old 3DNOW insn rather than SSE/3DNOW_A.
18358 (mmx_emms, mmx_femms): Clear modrm attribute.
18360 2009-05-29 Martin Jambor <mjambor@suse.cz>
18362 * tree-sra.c: New implementation of SRA.
18364 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
18365 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
18366 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
18367 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
18368 (SRA_MAX_STRUCTURE_COUNT): Removed.
18369 (SRA_FIELD_STRUCTURE_RATIO): Removed.
18370 * doc/invoke.texi (sra-max-structure-size): Removed.
18371 (sra-field-structure-ratio): Removed.
18373 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18375 PR middle-end/40291
18376 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
18379 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
18381 PR rtl-optimization/40101
18382 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
18383 seqno. Adjust comment.
18384 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
18385 inserting bookkeeping before a jump, the jump is not scheduled.
18386 When no positive seqno found, provide a value. Add comment.
18388 2009-05-29 Richard Guenther <rguenther@suse.de>
18390 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
18391 short-cutting on the first component.
18393 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18395 PR middle-end/39958
18396 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
18397 for trees other than decls/types.
18399 2009-05-29 Richard Guenther <rguenther@suse.de>
18401 * tree-ssa-operands.c (get_expr_operands): Do not handle
18402 INDIRECT_REFs in the handled-component case. Remove
18403 unused get_ref_base_and_extent case.
18404 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
18405 tree_low_cst and host_integerp where possible.
18406 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
18407 codes for equivalence.
18408 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
18410 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
18412 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
18413 to tmake_file for i[34567]86-*-cygwin*.
18415 2009-05-29 Jakub Jelinek <jakub@redhat.com>
18418 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
18419 (altivec_categorize_keyword, init_vector_keywords,
18420 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
18423 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
18425 * tree.c (handle_dll_attribute): Check if node is
18426 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
18428 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
18430 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
18432 (thumb2_zero_extendqidi2): Likewise.
18434 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
18436 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
18437 instead of gen_movrt.
18438 * config/sh/sh.md (movrt): Remove.
18440 2009-05-28 Steve Ellcey <sje@cup.hp.com>
18442 * doc/invoke.texi (IA-64 Options):
18443 Add -msdata, -mfused-madd, -mno-inline-float-divide,
18444 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
18445 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
18446 -msched-prefer-non-control-spec-insns,
18447 -msched-stop-bits-after-every-cycle,
18448 -msched-count-spec-in-critical-path,
18449 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
18450 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
18451 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
18452 and -msched-spec-verbose.
18454 2009-05-28 Joseph Myers <joseph@codesourcery.com>
18456 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
18457 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
18459 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
18461 2009-05-28 Richard Guenther <rguenther@suse.de>
18463 * tree-ssa-alias.c (ao_ref_init): New function.
18464 (ao_ref_base): Likewise.
18465 (ao_ref_base_alias_set): Likewise.
18466 (ao_ref_alias_set): Likewise.
18467 (refs_may_alias_p_1): Change signature.
18468 (refs_may_alias_p): Adjust.
18469 (refs_anti_dependent_p): Likewise.
18470 (refs_output_dependent_p): Likewise.
18471 (call_may_clobber_ref_p_1): Change signature.
18472 (call_may_clobber_ref_p): Adjust.
18473 (stmt_may_clobber_ref_p_1): New function split out from ...
18474 (stmt_may_clobber_ref_p): ... here.
18475 (maybe_skip_until): Adjust signature.
18476 (get_continuation_for_phi): Likewise.
18477 (walk_non_aliased_vuses): Likewise.
18478 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
18479 (ao_ref_init): Declare.
18480 (ao_ref_base): Likewise.
18481 (ao_ref_alias_set): Likewise.
18482 (stmt_may_clobber_ref_p_1): Likewise.
18483 (walk_non_aliased_vuses): Adjust.
18484 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
18485 (get_ref_from_reference_ops): remove.
18486 (vn_reference_lookup_2): Adjust signature.
18487 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
18488 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
18489 (vn_reference_lookup): Adjust.
18490 (vn_reference_insert): Likewise.
18491 (vn_reference_insert_pieces): Adjust signature.
18492 (visit_reference_op_call): Adjust.
18493 * tree-ssa-pre.c (get_expr_type): Simplify.
18494 (phi_translate_1): Adjust.
18495 (compute_avail): Likewise.
18496 (translate_vuse_through_block): Do not re-build trees.
18497 (value_dies_in_block_x): Likewise.
18498 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
18500 (vn_reference_lookup_pieces): Adjust declaration.
18501 (vn_reference_insert_pieces): Likewise.
18503 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
18505 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
18506 with checking disabled.
18508 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
18512 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
18513 macro definition for support of three-operand format aligned
18514 .comm directive in assembler on cygwin/pe/mingw target OS.
18515 * configure: Regenerate.
18516 * config.h: Regenerate.
18518 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
18519 aligned form of .comm directive if -mpe-aligned-commons is in effect.
18520 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
18522 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
18523 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
18525 2009-05-28 Ira Rosen <irar@il.ibm.com>
18527 PR tree-optimization/40254
18528 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
18529 in analysis of basic blocks.
18531 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
18533 PR middle-end/33699
18534 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
18535 * target-def.h (TARGET_CONST_ANCHOR): New macro.
18536 (TARGET_INITIALIZER): Use it.
18537 * cse.c (CHEAPER): Move it up to the other macros.
18538 (insert): Rename this ...
18539 (insert_with_costs): ... to this. Add cost parameters. Update
18541 (insert): New function. Call insert_with_costs.
18542 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
18543 find_reg_offset_for_const, try_const_anchors): New functions.
18544 (cse_insn): Call try_const_anchors. Adjust cost of src_related
18545 when using a const-anchor. Call insert_const_anchors.
18546 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
18547 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
18549 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18551 * tree-inline.c (remap_decls): Enable nonlocalized variables
18552 when not optimizing.
18554 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
18556 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
18557 Simplify other tests involving optimize.
18559 2009-05-27 Tom Tromey <tromey@redhat.com>
18561 * unwind-dw2.c (_Unwind_DebugHook): New function.
18562 (uw_install_context): Call _Unwind_DebugHook.
18564 2009-05-27 Tom Tromey <tromey@redhat.com>
18566 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
18568 2009-05-27 Ian Lance Taylor <iant@google.com>
18570 * Makefile.in (LINKER, LINKER_FLAGS): Define.
18571 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
18572 (ALL_LINKERFLAGS): Define.
18573 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
18574 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18575 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
18576 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18577 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
18578 $(LINKER_FOR_BUILD).
18579 (build/gcov-iov$(build_exeext)): Likewise.
18581 2009-05-27 Julian Brown <julian@codesourcery.com>
18583 * gcse.c (target.h): Include.
18584 (can_assign_to_reg_without_clobbers_p): Check that the target allows
18585 copy of argument to a pseudo register.
18587 2009-05-27 Diego Novillo <dnovillo@google.com>
18589 * tree-ssa-live.c (dump_scope_block): Document arguments.
18590 (dump_scope_blocks): Document.
18591 (debug_scope_blocks): New.
18592 * tree-flow.h (debug_scope_blocks): Declare.
18594 2009-05-21 Denis Chertykov <denisc@overta.ru>
18596 * doc/contrib.texi (Contributors): Add myself to the list.
18598 2009-05-27 Olivier Hainque <hainque@adacore.com>
18600 * expr.c (target_align): New function. Alignment the TARGET of an
18601 assignment may be assume to have.
18602 (highest_pow2_factor_for_target): Use it instead of relying on
18603 immediate tree attributes of TARGET, not necessarily honored when
18604 intermediate bitfields are involved.
18606 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
18609 * config/i386/driver-i386.c (host_detect_local_cpu): Support
18610 AVX, SSE4, AES, PCLMUL and POPCNT.
18612 2009-05-27 Diego Novillo <dnovillo@google.com>
18614 * tree-pretty-print.c (dump_location): New.
18615 (dump_generic_node): Call it.
18616 Factor code to handle BLOCK nodes ...
18617 (dump_block_node): ... here.
18619 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
18621 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
18623 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
18625 * gcc-plugin.h: Include config.h and system.h.
18626 (IN_GCC): Define if not defined.
18628 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
18630 PR middle-end/40249
18631 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
18634 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
18636 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
18638 * config/m32r/m32r.h: Ditto.
18639 * config/m32r/m32r.md: Ditto.
18640 * config/m32r/predicates.md: Ditto.
18642 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
18644 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
18646 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
18649 (Loading plugins): typo.
18650 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
18651 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18652 (Interacting with the GCC Garbage Collector): Added new section.
18653 (Giving information about a plugin): Added new section for
18655 * ggc.h (ggc_register_root_tab): Added declaration.
18656 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
18657 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
18658 (register_callback): Improved comment in declaration.
18659 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
18660 (extra_root_vec) Added static variable for dynamic roots registration.
18661 (ggc_register_root_tab) Added new routine.
18662 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
18663 PLUGIN_GGC_MARKING event.
18664 * ggc-zone.c: Include plugin.h.
18665 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18666 * ggc-page.c: Include plugin.h.
18667 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
18668 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
18669 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
18670 (register_callback): check lack of callbacks for
18671 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
18672 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
18673 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
18674 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
18675 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
18676 dependency on plugin.h.
18677 (plugin.o): Added dependency on ggc.h...
18679 2009-05-26 Richard Guenther <rguenther@suse.de>
18681 PR middle-end/40248
18683 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18684 with mismatched comparison modes.
18686 * expr.c (expand_expr_real_1): Expand the operand of a
18687 VIEW_CONVERT_EXPR in its natural mode.
18689 2009-05-26 Ian Lance Taylor <iant@google.com>
18691 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
18692 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
18693 (ALL_COMPILERFLAGS): Define.
18694 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
18695 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
18696 (collect2$(exeext), collect2.o): Likewise.
18697 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
18698 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
18699 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
18700 (libbackend.o, intl.o, cppdefault.o): Likewise.
18701 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
18702 (build/%.o): Use $(COMPILER_FOR_BUILD).
18703 (build/gen%$(build_exeext)): Likewise.
18704 (build/gcov-iov$(build_exeext)): LIkewise.
18705 * config/t-darwin (darwin.o): Use $(COMPILER).
18706 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
18707 * config/t-sol2 (sol2-c.o): Likewise.
18708 (sol2.o): Likewise.
18709 * config/t-vxworks (vxworks.o): Likewise.
18710 * config/x-darwin (host-darwin.o): Likewise.
18711 * config/x-hpux (host-hpux.o): Likewise.
18712 * config/x-linux (host-linux.o): Likewise.
18713 * config/x-solaris (host-solaris.o): Likewise.
18714 * config/alpha/x-alpha (driver-alpha.o): Likewise.
18715 * config/arm/t-arm (arm-c.o): Likewise.
18716 * config/arm/t-pe (pe.o): Likewise.
18717 * config/arm/t-wince-pe (pe.o): Likewise.
18718 * config/i386/t-cygming (winnt.o): Likewise.
18719 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
18720 * config/i386/t-cygwin (cygwin1.o): Likewise.
18721 (cygwin2.o): Likewise.
18722 * config/i386/t-i386 (i386-c.o): Likewise.
18723 * config/i386/t-interix (winnt.o): Likewise.
18724 * config/i386/t-netware (netware.o): Likewise.
18725 * config/i386/t-nwld (nwld.o): Likewise.
18726 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
18727 * config/i386/x-i386 (driver-i386.o): Likewise.
18728 * config/i386/x-cygwin (host-cygwin.o): Likewise.
18729 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
18730 * config/ia64/t-ia64 (ia64-c.o): Likewise.
18731 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
18732 * config/mips/x-native (driver-native.o): Likewise.
18733 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
18734 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
18735 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
18736 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
18737 * config/score/t-score-elf (score7.o): Likewise.
18738 (score3.o): Likewise.
18739 * config/sh/t-sh (sh-c.o): Likewise.
18740 * config/sh/t-symbian (sh-c.o): Likewise.
18741 (symbian.o): Likewise.
18742 * config/spu/t-spu-elf (spu-c.o): Likewise.
18743 * config/v850/t-v850 (v850-c.o): Likewise.
18744 * config/v850/t-v850e (v850-c.o): Likewise.
18746 2009-05-26 Richard Guenther <rguenther@suse.de>
18748 PR tree-optimization/40122
18749 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
18750 VECTOR_CSTs if possible.
18751 (fold_gimple_assign): Likewise.
18753 2009-05-26 Richard Guenther <rguenther@suse.de>
18755 PR middle-end/40252
18756 * fold-const.c (fold_binary): Use the correct types for building
18759 2009-05-26 Richard Guenther <rguenther@suse.de>
18761 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18762 redundant calls to merge_alias_info.
18763 (bump_vector_ptr): Likewise.
18764 * tree-ssa-copy.c (merge_alias_info): Remove.
18765 (replace_exp_1): Remove call to merge_alias_info.
18766 (propagate_tree_value): Likewise.
18767 (fini_copy_prop): Propagate points-to info.
18768 * tree-flow.h (merge_alias_info): Remove.
18770 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18772 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18774 2009-05-25 Jan Hubicka <jh@suse.cz>
18776 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18777 * cgraph.h (struct inline_summary): New filed self_wize,
18778 size_inlining_benefit, self_time and time_inlining_benefit.
18779 (struct cgraph_global_info): Replace insns by time ans size fields.
18780 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18781 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18782 (ipcp_update_callgraph): Do not touch function bodies.
18783 * ipa-inline.c: Include except.h
18784 (MAX_TIME): New constant.
18785 (overall_insns): Remove.
18786 (leaf_node_p): New.
18787 (overall_size, max_benefit): New static variables.
18788 (cgraph_estimate_time_after_inlining): New function.
18789 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18790 (cgraph_clone_inlined_nodes): Update size.
18791 (cgraph_mark_inline_edge): Update size.
18792 (cgraph_estimate_growth): Use size info.
18793 (cgraph_check_inline_limits): Check size.
18794 (cgraph_default_inline_p): Likewise.
18795 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18796 (cgraph_decide_recursive_inlining): Check size.
18797 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18799 (cgraph_decide_inlining): Likewise.
18800 (cgraph_decide_inlining_incrementally): Likewise; honor
18801 PARAM_EARLY_INLINING_INSNS.
18802 (likely_eliminated_by_inlining_p): New predicate.
18803 (estimate_function_body_sizes): New function.
18804 (compute_inline_parameters): Use it.
18805 * except.c (must_not_throw_labels): New function.
18806 * except.h (must_not_throw_labels): Declare.
18807 * tree-inline.c (init_inline_once): Kill inlining_weigths
18808 * tree-ssa-structalias.c: Avoid uninitialized warning.
18809 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18810 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18811 (PARAM_INLINE_CALL_COST): Remove.
18812 (PARAM_EARLY_INLINING_INSNS): New.
18814 2009-05-25 Richard Guenther <rguenther@suse.de>
18816 PR tree-optimization/36327
18817 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18818 callback for reference translation or lookup at the point of may-defs.
18819 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18820 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18821 for union COMPONENT_REFs.
18822 (vn_reference_lookup_3): New callback. Lookup from memset
18823 and CONSTRUCTOR assignment, translate through struct copies.
18824 (vn_reference_lookup_pieces): Make sure to not free the
18825 passed operands array. Adjust walk_non_aliased_vuses call.
18826 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18827 make sure we do not leak memory.
18829 2009-05-25 Richard Guenther <rguenther@suse.de>
18831 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18832 * tree-inline.c (expand_call_inline): Reset the escaped and
18833 callused solutions.
18834 * tree-ssa-structalias.c (pass_build_ealias): New.
18835 * tree-pass.h (pass_build_ealias): Declare.
18836 * passes.c (init_optimization_passes): Add PTA during
18837 early optimizations.
18838 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18839 and CALLUSED solutions.
18840 (dump_points_to_solution): New function, split out from ...
18841 (dump_points_to_info_for): ... here.
18842 * tree-parloops.c (parallelize_loops): Reset the escaped and
18843 callused solutions.
18845 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18848 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18849 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18851 2009-05-25 Ira Rosen <irar@il.ibm.com>
18853 PR tree-optimization/40238
18854 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18855 statements after basic block's labels.
18856 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18857 to free the allocated memory.
18859 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18861 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18862 return address with a USE.
18864 2009-05-24 Richard Guenther <rguenther@suse.de>
18866 PR middle-end/40233
18867 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18868 array type from the main variant of the inner type.
18870 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18872 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18873 definition to bool (from int) to un-break build.
18874 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18876 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18878 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18879 discard_stmt_changes): Delete.
18880 * tree-ssa-operands.c (scb_stack): Delete.
18881 (init_ssa_operands): Do not initialize it.
18882 (fini_ssa_operands): Do not free it.
18883 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18885 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18886 update_stmt, remove the others. Fix comments.
18887 * tree-dfa.c (optimize_stack_restore): Likewise.
18888 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18889 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18890 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18891 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18893 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18894 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18895 (dom_opt_finalize_block): Likewise, adjusting access to
18897 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18898 (stmts_to_rescan): Change item type to gimple.
18899 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18901 2009-05-24 Ira Rosen <irar@il.ibm.com>
18903 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18904 * tree-pass.h (pass_slp_vectorize): New pass.
18905 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18906 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18907 * tree-vectorizer.c (timevar.h): Include.
18908 (user_vect_verbosity_level): Declare.
18909 (vect_location): Fix comment.
18910 (vect_set_verbosity_level): Update user_vect_verbosity_level
18911 instead of vect_verbosity_level.
18912 (vect_set_dump_settings): Add an argument. Ignore user defined
18913 verbosity if dump flags require higher level of verbosity. Print to
18914 stderr only for loop vectorization.
18915 (vectorize_loops): Update call to vect_set_dump_settings.
18916 (execute_vect_slp): New function.
18917 (gate_vect_slp): Likewise.
18918 (struct gimple_opt_pass pass_slp_vectorize): New.
18919 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18920 access its members.
18921 (vec_info_for_bb): New function.
18922 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18923 (VECTORIZATION_ENABLED): New macro.
18924 (SLP_ENABLED, SLP_DISABLED): Likewise.
18925 (vect_is_simple_use): Add bb_vec_info argument.
18926 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18927 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18928 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18929 vect_schedule_slp, vect_analyze_slp): Likewise.
18930 (vect_analyze_stmt): Add slp_tree argument.
18931 (find_bb_location): Declare.
18932 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18933 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18934 (vect_analyze_loop_operations, vect_analyze_loop,
18935 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18936 vect_finalize_reduction, vectorizable_reduction,
18937 vectorizable_live_operation, vect_transform_loop): Likewise.
18938 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18939 skip evolution analysis if analyzing a basic block.
18940 (dr_analyze_indices): Likewise.
18941 (initialize_data_dependence_relation): Skip the test whether the
18942 object is invariant for basic blocks.
18943 (compute_all_dependences): Skip dependence analysis for data
18944 references in basic blocks.
18945 (find_data_references_in_stmt): Don't fail in case of invariant
18946 access in basic block.
18947 (find_data_references_in_bb): New function.
18948 (find_data_references_in_loop): Move code to
18949 find_data_references_in_bb and add a call to it.
18950 (compute_data_dependences_for_bb): New function.
18951 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18952 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18954 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18955 unknown dependence in basic block and fail in case of dependence in
18957 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18958 dependence instances from either loop or basic block vectorization
18960 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18961 before calling nested_in_vect_loop_p.
18962 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18963 dependence instances from either loop or basic block vectorization
18965 (vect_verify_datarefs_alignment): Likewise.
18966 (vect_enhance_data_refs_alignment): Adjust function calls.
18967 (vect_analyze_data_refs_alignment): Likewise.
18968 (vect_analyze_group_access): Fix printing. Skip different checks if
18969 DR_STEP is 0. Keep strided stores either in loop or basic block
18970 vectorization data structure. Fix indentation.
18971 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18973 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18974 dependence instances from either loop or basic block vectorization
18976 (vect_analyze_data_refs): Update comment. Call
18977 compute_data_dependences_for_bb to analyze basic blocks.
18978 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18979 case of loop vectorization. In case of basic block vectorization use
18980 data-ref itself as a base.
18981 (vect_create_data_ref_ptr): In case of basic block vectorization:
18982 don't advance the pointer, add new statements before the current
18983 statement. Adjust function calls.
18984 (vect_supportable_dr_alignment): Support only aligned accesses in
18985 basic block vectorization.
18986 * common.opt (ftree-slp-vectorize): New flag.
18987 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18988 (vect_pattern_recog_1): Likewise.
18989 * tree-vect-stmts.c (process_use): Likewise.
18990 (vect_init_vector): Add new statements in the beginning of the basic
18991 block in case of basic block SLP.
18992 (vect_get_vec_def_for_operand): Adjust function calls.
18993 (vect_finish_stmt_generation): Likewise.
18994 (vectorizable_call): Add assert that it is loop vectorization, adjust
18996 (vectorizable_conversion, vectorizable_assignment): Likewise.
18997 (vectorizable_operation): In case of basic block SLP, take
18998 vectorization factor from statement's type and skip the relevance
18999 check. Adjust function calls.
19000 (vectorizable_type_demotion): Add assert that it is loop
19001 vectorization, adjust function calls.
19002 (vectorizable_type_promotion): Likewise.
19003 (vectorizable_store): Check for outer loop only in case of loop
19004 vectorization. Adjust function calls. For basic blocks, skip the
19005 relevance check and don't advance pointers.
19006 (vectorizable_load): Likewise.
19007 (vectorizable_condition): Add assert that it is loop vectorization,
19008 adjust function calls.
19009 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
19010 that it is not reduction, get vector type, call only supported
19011 functions, skip loop specific parts.
19012 (vect_transform_stmt): Check for outer loop only in case of loop
19014 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
19015 (vect_is_simple_use): Fix comment, add new argument, fix conditions
19016 for external definition.
19017 * passes.c (pass_slp_vectorize): New pass.
19018 * tree-vect-slp.c (find_bb_location): New function.
19019 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
19020 check for patterns only in loops.
19021 (vect_build_slp_tree): Add argument, adjust function calls, fail in
19022 case of multiple types in basic block SLP.
19023 (vect_mark_slp_stmts_relevant): New function.
19024 (vect_supported_load_permutation_p): Fix comment.
19025 (vect_analyze_slp_instance): Add argument. In case of basic block
19026 SLP, take vectorization factor from statement's type, check that
19027 unrolling factor is 1. Adjust function call. Save SLP instance in
19028 either loop or basic block vectorization structure. Return FALSE,
19030 (vect_analyze_slp): Add argument. Get strided stores groups from
19031 either loop or basic block vectorization structure. Return FALSE
19032 if basic block SLP failed.
19033 (new_bb_vec_info): New function.
19034 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
19035 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
19036 (vect_schedule_slp): Add argument. Get SLP instances from either
19037 loop or basic block vectorization structure. Set vectorization factor
19038 to be 1 for basic block SLP.
19039 (vect_slp_transform_bb): New function.
19040 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
19042 2009-05-23 Mark Mitchell <mark@codesourcery.com>
19044 * final.c (shorten_branches): Do not align labels for jump tables.
19045 (final_scan_insn): Use JUMP_TABLE_DATA_P.
19047 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
19049 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
19050 Remove outdated reference to flow.c and fix nits.
19051 * doc/gccint.texi: Tweak RTL description.
19052 * doc/rtl.texi: Likewise.
19054 2009-05-23 Denis Chertykov <chertykov@gmail.com>
19056 * config/avr/avr.c: Change my email address.
19057 * config/avr/avr.h: Likewise.
19058 * config/avr/avr.md: Likewise.
19059 * config/avr/avr-protos.h: Likewise.
19060 * config/avr/libgcc.S: Likewise.
19062 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
19064 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
19065 (spu_split_load, spu_split_store): Change return type to int.
19066 (spu_split_convert): Declare.
19067 * config/spu/predicates.md (spu_mem_operand): Remove.
19068 (spu_mov_operand): Update.
19069 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
19070 * config/spu/spu.c (regno_aligned_for_load): Remove.
19071 (reg_aligned_for_addr, spu_expand_load): Define.
19072 (spu_expand_extv): Reimplement and handle MEM.
19073 (spu_expand_insv): Handle MEM.
19074 (spu_sched_reorder): Handle insn's with length 0.
19075 (spu_legitimate_address_p): Reimplement.
19076 (store_with_one_insn_p): Return TRUE for any mode with size
19077 larger than 16 bytes.
19078 (address_needs_split): Define.
19079 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
19081 (spu_convert_move): Define.
19082 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
19083 (spu_split_store): Change all MEM's to TImode.
19084 (spu_init_expanders): Preallocate registers that correspond to
19085 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
19087 (spu_split_convert): Define.
19088 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
19089 (_move<mode>, _movdi, _movti): Update predicate and condition.
19090 (load, store): Change to define_split.
19091 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
19093 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
19094 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
19095 define_insn_and_split of lshr<mode>3.
19096 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
19097 (<v>ashr<mode>3_imm): Define.
19098 (extv, extzv, insv): Allow MEM operands.
19099 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
19100 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
19101 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
19102 (_spu_convert2): Change to define_insn_and_split and remove the
19103 corresponding define_peephole2.
19104 (stack_protect_set, stack_protect_test, stack_protect_test_si):
19105 Change predicates to memory_operand.
19107 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19109 * config/arm/thumb2.md: Add 16-bit multiply instructions.
19111 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19113 PR tree-optimization/40219
19114 * tree.c (iterative_hash_expr): Make sure the builtin function is
19115 a normal builtin function and not a front end or back end builtin
19116 before indexing into the built_in_decls array.
19118 2009-05-22 Richard Guenther <rguenther@suse.de>
19120 PR middle-end/38964
19121 * alias.c (write_dependence_p): Do not use TBAA for answering
19122 anti-dependence or output-dependence.
19123 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
19124 (emit_pointer_definition): Remove.
19125 (emit_alias_warning): Likewise.
19126 (find_what_var_points_to): Remove TBAA pruning code.
19127 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
19129 (compute_points_to_sets): Remove code computing the set of
19130 dereferenced pointers.
19131 * tree-data-ref.c (dr_may_alias_p): Properly use the split
19132 oracle for querying anti and output dependencies.
19133 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
19134 if TBAA may be applied.
19135 (refs_anti_dependent_p): New function.
19136 (refs_output_dependent_p): Likewise.
19137 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
19138 (refs_output_dependent_p): Likewise.
19139 * doc/tree-ssa.texi (Memory model): New section.
19140 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19141 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19142 * cfgexpand.c (expand_gimple_basic_block): Do not handle
19143 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
19144 * expr.c (expand_expr_real_1): Likewise.
19145 * gimple-low.c (lower_stmt): Likewise.
19146 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
19147 (dump_gimple_cdt): Remove.
19148 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19149 (gimple_size): Likewise.
19150 (walk_gimple_op): Likewise.
19151 (is_gimple_stmt): Likewise.
19152 (walk_stmt_load_store_addr_ops): Likewise.
19153 (gimple_build_cdt): Remove.
19154 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
19155 * gimple.h (gimple_cdt_new_type): Remove.
19156 (gimple_cdt_new_type_ptr): Likewise.
19157 (gimple_cdt_set_new_type): Likewise.
19158 (gimple_cdt_location): Likewise.
19159 (gimple_cdt_location_ptr): Likewise.
19160 (gimple_cdt_set_location): Likewise.
19161 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19162 * tree-cfg.c (remove_useless_stmts_1): Do not handle
19163 GIMPLE_CHANGE_DYNAMIC_TYPE.
19164 (verify_types_in_gimple_stmt): Likewise.
19165 * tree-inline.c (estimate_num_insns): Likewise.
19166 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
19167 (copy_decl_to_var): Likewise.
19168 (copy_result_decl_to_var): Likewise.
19169 * tree-pretty-print.c (dump_generic_node): Do not handle
19170 CHANGE_DYNAMIC_TYPE_EXPR.
19171 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
19172 * tree-ssa-operands.c (get_expr_operands): Likewise.
19173 * tree-ssa-structalias.c (struct variable_info): Remove
19174 no_tbaa_pruning member.
19175 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
19176 (unify_nodes): Do not copy it.
19177 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
19178 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
19179 (set_uids_in_ptset): Do not check it.
19180 (find_what_var_points_to): Likewise.
19181 (compute_tbaa_pruning): Remove.
19182 (compute_points_to_sets): Do not call it.
19183 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
19184 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
19185 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
19186 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
19187 (DECL_NO_TBAA_P): Likewise.
19188 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
19189 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
19190 (expand_omp_atomic_pipeline): Do not set it.
19191 * print-tree.c (print_node): Do not dump it.
19192 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
19195 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
19198 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
19201 2009-05-22 Mark Mitchell <mark@codesourcery.com>
19203 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
19206 2009-05-22 Ben Elliston <bje@au.ibm.com>
19208 * Makefile.in (bversion.h, s-bversion): New targets.
19209 (TOPLEV_H): Add bversion.h.
19210 * toplev.h: Include "bversion.h".
19211 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
19212 the __format__ attribute only if compiling with the same version
19213 of GCC as the sources (the "build version").
19215 2009-05-22 Ben Elliston <bje@au.ibm.com>
19217 * c-format.c (handle_format_attribute): Fix comment typo.
19219 2009-05-21 Steve Ellcey <sje@cup.hp.com>
19222 * config/ia64/ia64.opt (mfused-madd): New.
19223 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
19224 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
19225 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
19226 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
19227 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
19228 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
19229 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
19230 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
19231 instruction if !TARGET_FUSED_MADD.
19232 (fpma, fpms): Remove colon from name.
19234 2009-05-22 Richard Guenther <rguenther@suse.de>
19236 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
19237 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
19238 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
19240 (create_expression_by_pieces): Only convert if necessary.
19241 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
19242 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
19244 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
19246 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
19247 regular pattern from a template and rename it ...
19248 (*extzv_truncsi_exts): ... to this.
19250 2009-05-21 Richard Guenther <rguenther@suse.de>
19252 * cgraph.h (struct cgraph_node): Remove inline_decl member.
19253 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
19254 (cgraph_default_inline_p): Likewise.
19255 (cgraph_decide_inlining_incrementally): Likewise.
19257 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
19258 Uros Bizjak <ubizjak@gmail.com>
19260 * config/i386/cpuid.h (bit_MOVBE): New.
19262 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
19264 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
19265 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
19266 (ix86_handle_option): Handle OPT_mmovbe.
19267 (ix86_target_string): Add -mmovbe.
19268 (pta_flags): Add PTA_MOVBE.
19269 (processor_alias_table): Add PTA_MOVBE to "atom".
19270 (override_options): Handle PTA_MOVBE.
19272 * config/i386/i386.h (TARGET_MOVBE): New.
19274 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
19275 (*bswapsi_movbe): New.
19276 (*bswapdi_movbe): Likewise.
19277 (bswapdi2): Renamed to ...
19278 (*bswapdi_1): This.
19279 (bswapdi2): New expander.
19281 * config/i386/i386.opt (mmovbe): New.
19283 * doc/invoke.texi: Document -mmovbe.
19285 2009-05-21 Taras Glek <tglek@mozilla.com>
19287 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
19288 * gcc-plugin.h (plugin_init): Updated signature.
19289 * gcc-plugin.h (plugin_name_args): Moved to this header.
19290 * doc/plugins.texi (plugin_init): Updated documention to reflect
19292 * doc/plugins.texi (plugin_name_args): Added to documention.
19294 2009-05-21 Mark Mitchell <mark@codesourcery.com>
19296 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
19297 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
19299 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
19301 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
19302 JUMP_TABLE_DATA_P predicates where applicable.
19303 * config/i386/predicates.md: Ditto.
19304 * config/i386/sse.md: Ditto.
19306 2009-05-21 Jakub Jelinek <jakub@redhat.com>
19308 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
19309 operand2 -128 override length_immediate attribute to 1.
19310 * config/i386/predicates.md (constm128_operand): New predicate.
19312 * config/i386/i386.c (memory_address_length): Handle %r12
19313 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
19315 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
19316 mode look through optional ZERO_EXTEND and SUBREG.
19317 * config/i386/i386.md (R12_REG): New define_constant.
19318 (prefix_data16): For sse unit set also for MODE_TI insns.
19319 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
19320 insns set if operand 1 is ext_QIreg_operand.
19321 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
19322 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
19324 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
19325 mode from MODE_DI to MODE_SI.
19326 (movdi_1_rex64): Override modrm and length_immediate attributes
19327 only for movabs (TYPE_IMOV, alternative 2).
19328 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
19329 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
19330 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
19331 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
19332 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
19333 prefix_rex attribute if DImode.
19334 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
19335 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
19336 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
19337 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
19338 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
19339 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
19340 Likewise. For TYPE_IMOV clear length_immediate attribute.
19341 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
19342 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
19343 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
19344 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
19345 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
19346 or one operand TYPE_ISHIFT.
19347 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
19348 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
19349 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
19350 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
19351 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
19352 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
19353 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
19354 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
19355 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
19356 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
19357 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
19358 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
19359 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
19360 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
19361 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
19362 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
19363 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
19364 set mode attribute, don't override length attribute.
19365 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
19367 (return_internal_long): Set length attribute to 2 instead of 1.
19368 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
19369 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
19370 prefix_rex attribute.
19371 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
19373 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
19375 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19377 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
19379 2009-05-20 Ian Lance Taylor <iant@google.com>
19381 * tree.c (build_tree_list_vec_stat): New function.
19382 (ctor_to_vec): New function.
19383 (build_nt_call_vec): New function.
19384 (build_call_array): Change args to be a const pointer.
19385 (build_call_vec): New function.
19386 * tree.h (build_nt_call_vec): Declare.
19387 (build_tree_list_vec_stat): Declare.
19388 (build_tree_list_vec): Define.
19389 (build_call_array): Update declaration.
19390 (build_call_vec): Declare.
19391 (ctor_to_vec): Declare.
19392 * c-common.c (tree_vector_cache): New static variable.
19393 (make_tree_vector): New function.
19394 (release_tree_vector): New function.
19395 (make_tree_vector_single): New function.
19396 (make_tree_vector_copy): New function.
19397 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
19398 (make_tree_vector_single, make_tree_vector_copy): Declare.
19399 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
19400 (c_parser_expr_list): Don't manage cache here, instead call
19402 (c_parser_release_expr_list): Remove static function.
19403 (c_parser_vec_to_tree_list): Remove static function.
19404 (c_parser_attributes): Call build_tree_list_vec instead of
19405 c_parser_vec_to_tree_list. Call release_tree_vector instead of
19406 c_parser_release_expr_list.
19407 (c_parser_postfix_expression_after_primary): Likewise.
19408 (c_parser_objc_keywordexpr): Likewise.
19410 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
19412 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
19413 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
19414 TARGET_CONVERT_TO_TYPE.
19415 * hooks.c (hook_tree_const_tree_null): Define.
19416 * hooks.h (hook_tree_const_tree_null): Declare.
19417 * target.h (struct gcc_target): Add invalid_parameter_type,
19418 invalid_return_type, promoted_type, and convert_to_type fields.
19419 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
19420 (TARGET_INVALID_RETURN_TYPE): Define.
19421 (TARGET_PROMOTED_TYPE): Define.
19422 (TARGET_CONVERT_TO_TYPE): Define.
19423 (TARGET_INITIALIZER): Update for new fields.
19424 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
19425 (grokparms): Check targetm.invalid_parameter_type.
19426 * c-typeck.c (default_conversion): Check targetm.promoted_type.
19427 * c-convert.c (convert): Check targetm.convert_to_type.
19429 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
19431 * config/mips/mips.md (*extenddi_truncate<mode>,
19432 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
19434 (*extendhi_truncateqi): New define_insn_and_sptit.
19436 2009-05-20 Jakub Jelinek <jakub@redhat.com>
19438 PR middle-end/40204
19439 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
19440 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
19442 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
19444 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
19445 the operand of VIEW_CONVERT_EXPR.
19447 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
19449 * config/i386/driver-i386.c (host_detect_local_cpu): Check
19450 extended family and model for Intel processors. Support Intel Atom.
19452 2009-05-20 Olivier Hainque <hainque@adacore.com>
19454 * gstab.h (stab_code_type): Define, to be used instead of the
19455 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
19457 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
19458 occurrences by stab_code_type.
19459 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
19461 2009-05-20 Martin Jambor <mjambor@suse.cz>
19463 * tree-flow.h (insert_edge_copies_seq): Undeclare.
19464 (sra_insert_before): Likewise.
19465 (sra_insert_after): Likewise.
19466 (sra_init_cache): Likewise.
19467 (sra_type_can_be_decomposed_p): Likewise.
19468 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
19469 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
19470 (sra_insert_before): Likewise.
19471 (sra_insert_after): Likewise.
19472 (sra_init_cache): Likewise.
19473 (insert_edge_copies_seq): Made static and moved upwards.
19475 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
19478 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
19480 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
19481 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
19484 2009-05-20 Richard Guenther <rguenther@suse.de>
19486 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
19487 with mismatched comparison modes.
19489 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19491 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
19492 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
19493 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
19494 with shifts for Thumb2.
19495 (orsi_notsi): New for orn.
19496 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
19497 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
19498 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
19499 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
19500 Don't invert remainder for IOR.
19502 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
19504 PR tree-optimization/40087
19505 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
19506 number_of_iterations_ne): Rename never_infinite argument.
19507 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
19508 number_of_iterations_le): Handle pointer-type ivs when
19509 exit_must_be_taken is false.
19510 (number_of_iterations_cond): Do not always assume that
19511 exit_must_be_taken if the control variable is a pointer.
19513 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19515 * c-typeck.c (build_binary_op): Allow % on integal vectors.
19516 * doc/extend.texi (Vector Extension): Document that % is allowed too.
19518 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
19520 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
19521 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
19523 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19526 * c.opt (Wlogical-op): Disabled by default.
19527 * c-opt (c_common_post_options): Do not enable Wlogical-op with
19529 * doc/invoke.texi (Wlogical-op): Likewise.
19531 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
19533 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
19535 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
19536 Propagate the type of the first operand.
19537 <ASSERT_EXPR>: Simplify.
19538 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
19539 Rewrite using the RHS code as discriminant.
19540 <NOP_EXPR>: Turn into CASE_CONVERT.
19541 <PLUS_EXPR>: Propagate the type of the first operand.
19543 2009-05-19 Steve Ellcey <sje@cup.hp.com>
19545 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
19546 (ia64_dconst_0_375): New.
19547 * config/ia64/ia64.c (ia64_override_options): Remove
19548 -minline-sqrt-min-latency warning.
19549 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
19550 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
19551 * config/ia64/ia64.md (*sqrt_approx): Remove.
19552 (sqrtsf2): Remove #if 0.
19553 (sqrtsf2_internal_thr): Rewrite and move to div.md.
19554 (sqrtdf): Remove assert.
19555 (sqrtdf2_internal_thr): Rewrite and move to div.md.
19556 (sqrtxf2): Remove #if 0.
19557 (sqrtxf2_internal_thr): Rewrite and move to div.md.
19558 * div.md (sqrt_approx_rf): New.
19559 (sqrtsf2_internal_thr): New implementation.
19560 (sqrtsf2_internal_lat): New.
19561 (sqrtdf2_internal_thr: New implementation.
19562 (sqrtxf2_internal): New implementation.
19564 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
19565 Hans-Peter Nilsson <hp@axis.com>
19567 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
19568 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
19569 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
19570 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
19571 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
19572 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
19573 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
19574 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
19575 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
19576 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
19577 * c-common.c: ...from here.
19579 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
19581 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
19583 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19585 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
19587 2009-05-19 Ben Elliston <bje@au.ibm.com>
19589 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
19590 assignments with memcpy calls.
19591 (add_fdes): Likewise.
19592 (binary_search_unencoded_fdes): Likewise.
19593 (linear_search_fdes): Eliminate type puns.
19595 2009-05-19 Richard Guenther <rguenther@suse.de>
19597 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
19598 not falsely claim to have propagated into all uses.
19600 2009-05-19 Ben Elliston <bje@au.ibm.com>
19602 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
19605 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19607 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
19608 * config/sh/sh.c (sh_legitimate_address_p): Make static.
19609 (TARGET_LEGITIMATE_ADDRESS_P): New.
19610 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19611 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19613 2009-05-18 Dodji Seketeli <dodji@redhat.com>
19616 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
19617 child of the containing namespace's DIE.
19619 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
19621 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
19622 *zero_extendhi_truncqi): Move after the zero_extend patterns.
19623 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
19626 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
19629 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
19630 gen_align with gen_pad.
19631 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
19632 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
19634 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
19635 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
19637 * config/i386/i386.md (align): Renamed to ...
19638 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
19639 ASM_OUTPUT_MAX_SKIP_PAD.
19641 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
19643 * config.gcc: Fix variable syntax.
19646 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
19647 before calling exact_log2.
19648 (output_iorsi3): Likewise.
19649 (output_xorsi3): Likewise.
19651 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
19653 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
19654 for the none zero constant operand except for EQ and NE
19655 comprisons even when the first operand is R0.
19657 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
19659 * config/s390/2064.md: Remove trailing whitespaces.
19660 * config/s390/2084.md: Likewise.
19661 * config/s390/constraints.md: Likewise.
19662 * config/s390/fixdfdi.h: Likewise.
19663 * config/s390/libgcc-glibc.ver: Likewise.
19664 * config/s390/s390-modes.def: Likewise.
19665 * config/s390/s390-protos.h: Likewise.
19666 * config/s390/s390.c: Likewise.
19667 * config/s390/s390.h: Likewise.
19668 * config/s390/s390.md: Likewise.
19669 * config/s390/tpf-unwind.h: Likewise.
19671 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19673 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
19675 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
19678 * configure.ac (m68k-*-*): Check if binutils support TLS.
19679 * configure: Regenerate.
19680 * config/m68k/predicates.md (symbolic_operand): Extend comment.
19681 * config/m68k/constraints.md (Cu): New constraint.
19682 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
19683 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
19684 (movsi): Handle TLS symbols.
19685 (addsi3_5200): Handle XTLS symbols, indent.
19686 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
19687 (m68k_tls_reference_p): Declare.
19688 (m68k_legitimize_address): Declare.
19689 (m68k_unwrap_symbol): Declare.
19690 * config/m68k/m68k.opt (mxtls): New option.
19691 * config/m68k/m68k.c (ggc.h): Include.
19692 (m68k_output_dwarf_dtprel): Implement hook.
19693 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
19694 (m68k_expand_prologue): Load GOT pointer when function needs it.
19695 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
19696 (m68k_legitimate_constant_address_p): Same.
19697 (m68k_decompose_address): Handle TLS references.
19698 (m68k_get_gp): New static function.
19699 (enum m68k_reloc): New contants.
19700 (TLS_RELOC_P): New macro.
19701 (m68k_wrap_symbol): New static function.
19702 (m68k_unwrap_symbol): New function.
19703 (m68k_final_prescan_insn_1): New static function.
19704 (m68k_final_prescan_insn): New function.
19705 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
19707 (legitimize_pic_address): Handle TLS references..
19708 (m68k_tls_get_addr, m68k_get_tls_get_addr)
19709 (m68k_libcall_value_in_a0_p)
19710 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
19711 (m68k_call_m68k_read_tp): Helper variables and functions for ...
19712 (m68k_legitimize_tls_address): Handle TLS references.
19713 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
19715 (m68k_legitimize_address): Handle TLS symbols.
19716 (m68k_get_reloc_decoration): New static function.
19717 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
19719 (m68k_output_dwarf_dtprel): Implement hook.
19720 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
19721 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
19722 m68k_call_* routines.
19723 (sched_attr_op_type): Handle TLS symbols.
19724 (gt-m68k.h): Include.
19725 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
19726 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
19728 2009-05-18 Martin Jambor <mjambor@suse.cz>
19730 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
19731 (visit_store_addr_for_mod_analysis): New function.
19732 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
19733 (determine_cst_member_ptr): Use gimple_assign_single_p.
19734 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
19735 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
19736 operands. Don't check number of operands of a NOP_EXPR.
19738 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
19740 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
19742 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
19745 * c-common.c (warn_logical_operator): Don't warn if one of
19746 expression isn't always true or false.
19748 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
19750 * config/i386/biarch32.h: New file.
19751 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
19753 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
19755 * config/mips/mips.md (*zero_extend<mode>_trunchi,
19756 *zero_extend<mode>_truncqi): Merge these into ...
19757 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
19758 Name the pattern following this as *zero_extendhi_truncqi.
19760 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19762 PR middle-end/39301
19763 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19764 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19765 (output_info): Make field HOST_WIDEST_INT.
19766 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19767 (dump_bitmat_statistics): Same.
19769 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19771 * config.gcc (use_gcc_stdint): Set to wrap.
19772 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19773 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19774 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19775 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19776 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19777 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19778 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19779 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19781 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19783 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19785 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19786 Move definitions earlier.
19787 (OPT_ARCH64, OPT_ARCH32): Define.
19788 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19791 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19794 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19797 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19799 * arm.md (movdi2): Copy non-reg values to DImode registers.
19801 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19804 * final.c (label_to_max_skip): New function.
19805 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19806 CODE_LABEL_NUMBER <= max_labelno.
19807 * output.h (label_to_max_skip): New prototype.
19808 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19809 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19810 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19811 Handle CODE_LABELs with >= 16 byte alignment or with
19812 max_skip == (1 << align) - 1.
19813 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19814 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19817 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19818 .p2align 3 if MAX_SKIP is smaller than 7.
19819 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19821 2009-05-15 Ian Lance Taylor <iant@google.com>
19823 * alias.c (struct alias_set_entry_d): Rename from struct
19824 alias_set_entry. Change all uses.
19825 * except.c (struct call_site_record_d): Rename from struct
19826 call_site_record. Change all uses.
19827 * except.h (struct eh_region_d): Rename from struct eh_region.
19829 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19831 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19832 ivtype_map_elt. Change all uses.
19833 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19835 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19836 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19838 (struct sese_d): Rename from struct sese. Change all uses.
19839 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19840 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19841 * optabs.h (struct optab_d): Rename from struct optab. Change all
19843 (struct convert_optab_d): Rename from struct convert_optab.
19845 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19846 ipa_opt_pass. Change all uses.
19847 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19850 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19851 defined as a typedef.
19852 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19855 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19858 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19860 (merge_ranges): Returns bool.
19861 * tree.h (make_range): .. to here.
19862 (build_range_check): Likewise.
19863 (merge_ranges): Likewise. Renamed from merge_ranges.
19864 * c-typeck.c (parser_build_binary_op): Update calls to
19865 warn_logical_operator.
19866 * c-common.c (warn_logical_operator): Add new warning.
19867 * c-common.h (warn_logical_operator): Update declaration.
19869 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19871 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19873 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19875 * doc/install.texi: Document MPC requirements, flags etc.
19877 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19878 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19879 Evaluate constant arguments.
19880 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19881 (fold_builtin_1): Likewise, also evaluate constant arguments.
19882 Remove superfluous break.
19883 (do_mpc_ckconv): New.
19884 * real.h: Include mpc.h.
19885 * toplev.c (print_version): Output MPC version info if available.
19887 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19889 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19891 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19893 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19896 2009-05-15 Jan Hubicka <jh@suse.cz>
19898 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19899 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19900 (try_inline): Fix return value.
19901 (cgraph_decide_inlining_incrementally): Honor new value.
19902 (cgraph_early_inlining): Handle indirect inlining.
19903 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19905 2009-05-15 Jan Hubicka <jh@suse.cz>
19907 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19908 * cgraphunit.c (cgraph_finalize_function): Set it.
19909 (cgraph_expand_function): Use it.
19911 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19913 * real.c (encode_ieee_half): Define.
19914 (decode_ieee_half): Define.
19915 (ieee_half_format): Define.
19916 (arm_half_format): Define.
19917 * real.h (ieee_half_format): Declare.
19918 (arm_half_format): Declare.
19920 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19922 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19923 swapped, and reversed optabs exist before trying to use them.
19925 2009-05-15 Paul Brook <paul@codesourcery.com>
19926 Sandra Loosemore <sandra@codesourcery.com>
19928 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19929 loads. Allow PRE_DEC.
19930 (output_move_neon): Handle PRE_DEC.
19931 (arm_print_operand): Add 'A' for neon structure loads.
19932 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19933 * config/arm/neon.md (neon_mov): Update comment.
19934 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19936 (Um): New constraint.
19938 2009-05-15 Jan Hubicka <jh@suse.cz>
19940 Revert the following patch until testsuite fallout is fixed:
19941 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19942 * cgraph.h (struct inline_summary): New filed self_wize,
19943 size_inlining_benefit, self_time and time_inlining_benefit.
19944 (struct cgraph_global_info): Replace insns by time ans size fields.
19945 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19946 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19947 (ipcp_update_callgraph): Do not touch function bodies.
19948 * ipa-inline.c: Include except.h
19949 (MAX_TIME): New constant.
19950 (overall_insns): Remove
19951 (overall_size, max_benefit): New static variables.
19952 (cgraph_estimate_time_after_inlining): New function.
19953 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19954 (cgraph_clone_inlined_nodes): Update size.
19955 (cgraph_mark_inline_edge): Update size.
19956 (cgraph_estimate_growth): Use size info.
19957 (cgraph_check_inline_limits): Check size.
19958 (cgraph_default_inline_p): Likewise.
19959 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19960 (cgraph_decide_recursive_inlining): Check size.
19961 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19963 (cgraph_decide_inlining): Likewise.
19964 (cgraph_decide_inlining_incrementally): Likewise; honor
19965 PARAM_EARLY_INLINING_INSNS.
19966 (likely_eliminated_by_inlining_p): New predicate.
19967 (estimate_function_body_sizes): New function.
19968 (compute_inline_parameters): Use it.
19969 * except.c (must_not_throw_labels): New function.
19970 * except.h (must_not_throw_labels): Declare.
19971 * tree-inline.c (init_inline_once): Kill inlining_weigths
19972 * tree-ssa-structalias.c: Avoid uninitialized warning.
19973 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19974 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19975 (PARAM_INLINE_CALL_COST): Remove.
19976 (PARAM_EARLY_INLINING_INSNS): New.
19978 2009-05-15 Richard Guenther <rguenther@suse.de>
19980 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19981 not TODO_update_ssa.
19983 2009-05-15 Richard Guenther <rguenther@suse.de>
19985 PR tree-optimization/39999
19986 * gimple.h (gimple_expr_type): Use the expression type looking
19987 through useless conversions.
19988 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19989 (vn_nary_op_insert_stmt): Likewise.
19990 (simplify_binary_expression): Likewise.
19992 2009-05-15 Richard Guenther <rguenther@suse.de>
19994 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19995 New options, enabled by default.
19996 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19998 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19999 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
20000 * tree-ssa-structalias.c (gate_tree_pta): New function.
20001 (pass_build_alias): Use it.
20003 2009-05-15 Joseph Myers <joseph@codesourcery.com>
20005 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
20006 recurse on an invariant address if a conversion from a pointer
20007 type to a wider integer type is involved.
20009 2009-05-15 Jan Hubicka <jh@suse.cz>
20011 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20012 * cgraph.h (struct inline_summary): New filed self_wize,
20013 size_inlining_benefit, self_time and time_inlining_benefit.
20014 (struct cgraph_global_info): Replace insns by time ans size fields.
20015 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20016 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20017 (ipcp_update_callgraph): Do not touch function bodies.
20018 * ipa-inline.c: Include except.h
20019 (MAX_TIME): New constant.
20020 (overall_insns): Remove
20021 (overall_size, max_benefit): New static variables.
20022 (cgraph_estimate_time_after_inlining): New function.
20023 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20024 (cgraph_clone_inlined_nodes): Update size.
20025 (cgraph_mark_inline_edge): Update size.
20026 (cgraph_estimate_growth): Use size info.
20027 (cgraph_check_inline_limits): Check size.
20028 (cgraph_default_inline_p): Likewise.
20029 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20030 (cgraph_decide_recursive_inlining): Check size.
20031 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20033 (cgraph_decide_inlining): Likewise.
20034 (cgraph_decide_inlining_incrementally): Likewise; honor
20035 PARAM_EARLY_INLINING_INSNS.
20036 (likely_eliminated_by_inlining_p): New predicate.
20037 (estimate_function_body_sizes): New function.
20038 (compute_inline_parameters): Use it.
20039 * except.c (must_not_throw_labels): New function.
20040 * except.h (must_not_throw_labels): Declare.
20041 * tree-inline.c (init_inline_once): Kill inlining_weigths
20042 * tree-ssa-structalias.c: Avoid uninitialized warning.
20043 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20044 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20045 (PARAM_INLINE_CALL_COST): Remove.
20046 (PARAM_EARLY_INLINING_INSNS): New.
20047 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
20048 (inline-call-cost): Remove.
20049 (early-inlining-insns): New.
20051 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
20053 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
20055 (print_int_cst_bounds_in_octal_p): Likewise.
20056 (dbxout_type): Adjust calls to above functions. Be prepared to deal
20058 * dwarf2out.c (base_type_die): Likewise.
20059 (is_subrange_type): Delete.
20060 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
20061 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
20062 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
20063 if the destination type is boolean.
20064 (build_range_check): Do not special-case subtypes.
20065 (fold_sign_changed_comparison): Likewise.
20066 (fold_unary): Likewise.
20067 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
20068 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
20069 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
20070 * tree.c (subrange_type_for_debug_p): New predicate based on the
20071 former is_subrange_type.
20072 * tree.h (subrange_type_for_debug_p): Declare.
20073 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
20074 (convert_affine_scev): Remove call to above function.
20075 (chrec_convert_aggressive): Likewise.
20076 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
20077 false for conversions involving subtypes.
20078 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
20079 (vrp_val_min): Likewise.
20080 (needs_overflow_infinity): Likewise.
20081 (extract_range_from_unary_expr): Likewise.
20083 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
20085 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
20086 * config/frv/frv.c: Likewise.
20087 * config/s390/s390.c: Likewise.
20088 * config/sparc/sparc.h: Likewise.
20089 * config/i386/i386.h: Likewise.
20090 * config/i386/i386.c: Likewise.
20091 * config/crx/crx.c: Likewise.
20092 * config/m68hc11/m68hc11.h: Likewise.
20093 * config/iq2000/iq2000.c: Likewise.
20094 * config/mn10300/mn10300.h: Likewise.
20095 * config/mn10300/mn10300.c: Likewise.
20096 * config/m68k/m68k.c: Likewise.
20097 * config/rs6000/rs6000.c: Likewise.
20098 * config/rs6000/xcoff.h: Likewise.
20099 * config/rs6000/linux64.h: Likewise.
20100 * config/rs6000/sysv4.h: Likewise.
20101 * config/score/score3.c: Likewise.
20102 * config/score/score7.c: Likewise.
20103 * config/score/score.c: Likewise.
20104 * config/arm/arm.md: Likewise.
20105 * config/mips/mips.c: Likewise.
20106 * config/mips/mips.md: Likewise.
20107 * config/bfin/bfin.h: Likewise.
20108 * config/pa/pa.c: Likewise.
20109 * config/pa/constraints.md: Likewise.
20111 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
20112 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
20113 * config/pdp11/pdp11.h: Use memory_address_p instead.
20115 2009-05-14 Ian Lance Taylor <iant@google.com>
20117 * passes.c (finish_optimization_passes): Change i to int.
20118 * plugin.c (plugins_active_p): Change event to int.
20119 (dump_active_plugins): Likewise.
20120 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
20122 * tree.c (tree_range_check_failed): Change c to unsigned int.
20123 (omp_clause_range_check_failed): Likewise.
20124 (build_common_builtin_nodes): Change mode to int. Add cast.
20125 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
20126 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
20128 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
20129 ++ or -- with a variable of enum type.
20131 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20134 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
20136 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20138 * store-motion.c: Do not include params.h
20139 * Makefile.in: Fix dependencies for various files.
20141 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20143 * auto-inc-dec.c: Fix pass description, remove apparent
20144 accidental duplication.
20146 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
20148 PR middle-end/40147
20149 * ipa-utils.h (memory_identifier_string): Moved to ...
20150 * tree.h (memory_identifier_string): Here. Add GTY(()).
20152 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20154 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20155 in the former documentation of...
20156 (GO_IF_LEGITIMATE_ADDRESS): ... this.
20157 * ira-conflicts.c (get_dup_num): Use address_operand.
20158 * targhooks.c (default_legitimate_address_p): New.
20159 * targhooks.h (default_legitimate_address_p): New.
20160 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
20162 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
20163 * target.h (struct target): Add legitimate_address_p.
20164 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
20165 (TARGET_INITIALIZER): Include it.
20167 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20168 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
20169 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
20170 (TARGET_LEGITIMATE_ADDRESS_P): New.
20172 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20173 (REG_OK_STRICT_P): Delete.
20174 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
20175 (frv_legitimate_address_p_1): ... this.
20176 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
20177 (frv_legitimate_address_p_1): ... the renamed old
20178 frv_legitimate_address_p.
20179 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
20180 (TARGET_LEGITIMATE_ADDRESS_P): New.
20182 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20183 * config/s390/s390-protos.h (legitimate_address_p): Remove.
20184 * config/s390/s390.c (legitimate_address_p): Rename to...
20185 (s390_legitimate_address_p): ... this, make static.
20186 (legitimize_address): Adjust call.
20187 (TARGET_LEGITIMATE_ADDRESS_P): New.
20188 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
20190 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20191 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
20192 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
20193 (TARGET_LEGITIMATE_ADDRESS_P): New.
20195 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20196 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
20197 * config/spu/spu.c (spu_legitimate_address): Rename to...
20198 (spu_legitimate_address_p): ... this, make static.
20199 (TARGET_LEGITIMATE_ADDRESS_P): New.
20201 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20202 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
20203 * config/sparc/sparc.c (legitimate_address_p): Rename to...
20204 (sparc_legitimate_address_p): ... this, make static and return bool.
20205 (legitimize_address): Adjust call.
20206 (TARGET_LEGITIMATE_ADDRESS_P): New.
20208 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20209 * config/i386/i386-protos.h (legitimate_address_p): Remove.
20210 * config/i386/i386.c (legitimate_address_p): Rename to...
20211 (ix86_legitimate_address_p): ... this, make static.
20212 (constant_address_p): Move after it, adjust call.
20213 (TARGET_LEGITIMATE_ADDRESS_P): New.
20215 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20216 * config/avr/avr-protos.h (legitimate_address_p): Remove.
20217 * config/avr/avr.c (legitimate_address_p): Rename to...
20218 (avr_legitimate_address_p): ... this, make static.
20219 (legitimize_address): Adjust call.
20220 (TARGET_LEGITIMATE_ADDRESS_P): New.
20222 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20223 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
20224 * config/crx/crx.c (crx_legitimate_address_p): Make static.
20225 (TARGET_LEGITIMATE_ADDRESS_P): New.
20227 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20228 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
20229 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
20230 (TARGET_LEGITIMATE_ADDRESS_P): New.
20232 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20233 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
20235 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
20237 (TARGET_LEGITIMATE_ADDRESS_P): New.
20239 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20240 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
20242 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
20244 (m68hc11_legitimate_address_p): ... this, make static.
20245 (go_if_legitimate_address_internal): Rename to...
20246 (m68hc11_legitimate_address_p_1): ... this.
20247 (legitimize_address): Adjust call.
20248 (TARGET_LEGITIMATE_ADDRESS_P): New.
20250 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20251 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
20252 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
20253 (TARGET_LEGITIMATE_ADDRESS_P): New.
20255 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20256 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
20257 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
20258 (mn10300_legitimate_address_p): ... this, make static.
20259 (TARGET_LEGITIMATE_ADDRESS_P): New.
20261 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20262 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
20263 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
20264 (TARGET_LEGITIMATE_ADDRESS_P): New.
20266 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20267 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
20268 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
20269 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20270 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
20271 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
20272 (rs6000_legitimate_address_p): ... this, make static.
20273 (TARGET_LEGITIMATE_ADDRESS_P): New.
20274 (REG_MODE_OK_FOR_BASE_P): Delete.
20275 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
20277 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20278 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
20280 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
20281 static, adjust types.
20282 (TARGET_LEGITIMATE_ADDRESS_P): New.
20284 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20285 * config/score/score.c (score_address_p): Rename to...
20286 (score_legitimate_address_p): ... this.
20287 (TARGET_LEGITIMATE_ADDRESS_P): New.
20288 * config/score/score3.c (score3_address_p): Rename to...
20289 (score3_legitimate_address_p): ... this.
20290 * config/score/score7.c (score7_address_p): Rename to...
20291 (score7_legitimate_address_p): ... this.
20293 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
20294 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
20295 GO_IF_LEGITIMATE_ADDRESS): Delete.
20296 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
20297 thumb2_legitimate_address_p): Delete.
20298 (arm_legitimate_address_p): Rename to...
20299 (arm_legitimate_address_outer_p): ... this.
20300 * config/arm/constraints.md ("Uq"): Adjust call.
20301 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
20302 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
20304 (arm_legitimate_address_outer_p): ... this.
20305 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
20307 (TARGET_LEGITIMATE_ADDRESS_P): New.
20309 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20310 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
20311 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
20312 (TARGET_LEGITIMATE_ADDRESS_P): New.
20314 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20315 * config/vax/vax-protos.h (legitimate_address_p): Remove.
20316 * config/vax/vax.c (legitimate_address_p): Rename to...
20317 (vax_legitimate_address_p): ... this, make static.
20318 (TARGET_LEGITIMATE_ADDRESS_P): New.
20320 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20321 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
20322 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
20323 (TARGET_LEGITIMATE_ADDRESS_P): New.
20325 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20326 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
20327 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
20328 (mmix_legitimate_address_p): ... this, make static.
20329 (TARGET_LEGITIMATE_ADDRESS_P): New.
20331 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
20332 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
20333 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
20334 (TARGET_LEGITIMATE_ADDRESS_P): New.
20336 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
20338 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
20339 of MODE_COMPLEX_INT.
20341 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20343 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
20344 LCT_NORMAL in function call.
20345 * mips-tdump.c (print_file_desc): Add cast to enum type.
20346 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
20347 (mark_stabs): Add casts to enum types.
20348 (parse_stabs_common): Add casts to enum types.
20350 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20352 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
20353 Check for invalid values of LETTER.
20355 2009-05-13 Taras Glek <tglek@mozilla.com>
20357 * attribs.c (register_attribute): moved out attribute registration
20358 into register_attribute.
20359 * doc/plugins.texi: Documented register_attribute and
20361 * gcc-plugin.h: Added forward decl for register_attribute.
20362 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
20363 * plugin.c (register_callback, invoke_plugin_callbacks): Added
20364 PLUGIN_ATTRIBUTES boilerplate.
20366 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
20368 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
20369 values even in sentinel and empty entries.
20370 (ms_printf_flag_specs): Likewise.
20371 (ms_scanf_flag_specs): Likewise.
20372 (ms_strftime_flag_specs): Likewise.
20373 (ms_print_char_table): Likewise.
20374 (ms_scan_char_table): Likewise.
20375 (ms_time_char_table): Likewise.
20377 2009-05-13 Doug Kwan <dougkwan@google.com>
20379 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
20381 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
20383 * config/mips/mips.md (store): Add attributes for QI and HI.
20385 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
20386 (truncdi<mode>2): ... this new pattern.
20388 2009-05-13 Brad Hards <bradh@kde.org>
20390 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
20392 2009-05-14 Jakub Jelinek <jakub@redhat.com>
20393 Ben Elliston <bje@au.ibm.com>
20395 PR middle-end/40035
20396 * dse.c (check_mem_read_rtx): Guard against width == -1.
20398 2009-05-13 Michael Matz <matz@suse.de>
20400 PR middle-end/39976
20401 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
20402 (trivially_conflicts_p): New function.
20403 (insert_backedge_copies): Use it.
20405 2009-05-13 Janis Johnson <janis187@us.ibm.com>
20407 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
20408 (handle_stdc_pragma): Use new enum constant names.
20409 (handle_pragma_float_const_decimal64): Ditto.
20411 2009-05-13 Ian Lance Taylor <iant@google.com>
20413 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
20416 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
20418 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
20419 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
20421 * config/m68k/m68k.h (FL_UCLINUX): Define.
20423 2009-05-13 Jan Hubicka <jh@suse.cz>
20425 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
20427 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20429 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
20430 unless -fschedule-insns is specified.
20432 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20435 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
20436 TARGET_EXPAND_CBRANCHDI4.
20437 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
20438 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
20439 (cmpeqdi): Fix comment.
20441 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
20443 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
20444 (sh_legitimate_address_p): Likewise.
20445 * config/sh/sh.c (sh_legitimate_index_p): New.
20446 (sh_legitimate_address_p): Likewise.
20447 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
20448 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
20449 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
20450 (MAYBE_BASE_REGISTER_RTX_P): New macro.
20451 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
20452 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
20453 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
20454 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
20455 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
20457 2009-05-12 Jan Hubicka <jh@suse.cz>
20459 * tree-inline.c (estimate_operator_cost): Add operands;
20460 when division happens by constant, it is cheap.
20461 (estimate_num_insns): Loads and stores are not having cost of 0;
20462 EH magic stuff is cheap; when computing runtime cost of switch,
20463 use log2 base of amount of its cases; builtin_expect has cost of 0;
20464 compute cost for moving return value of call.
20465 (init_inline_once): Initialize time_based flags.
20466 * tree-inline.h (eni_weights_d): Add time_based flag.
20468 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20470 * df-core.c: Update head documentation.
20472 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20475 * rs6000.c (rs6000_generate_compare): Use op1b instead of
20476 shadowing exisiting variable op1.
20478 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
20481 * config/i386/driver-i386.c (processor_signatures): New enum.
20482 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
20483 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
20484 processor signature to detect geode processor.
20486 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20490 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20492 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20493 causes spurious differences between trunk and cond-optab branch.
20495 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20497 * dojump.c (compare_from_rtx): Delete.
20498 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
20499 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
20500 if the comparison does not satisfy the predicate; test predicates for
20501 operands 2 and 3 of a cstore pattern. Don't try cstore optab
20502 further if one existing pattern fails.
20503 * expr.h (compare_from_rtx): Delete.
20504 (prepare_operand): Declare it.
20505 * optabs.c: Change "lib call" to "libcall" throughout.
20506 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
20507 HAVE_conditional_trap, emit_cmp_insn): Delete.
20508 (can_compare_p): Delete cmp_optab case.
20509 (prepare_float_lib_cmp): Return an rtx and a machine mode.
20510 Accept other parameters by value.
20511 (prepare_operand): Make non-static.
20512 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
20513 other parameters by value. Try to widen operands here based on
20514 an optab_methods argument and looking at cbranch_optab.
20515 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
20516 loop. Use cbranch_optab directly.
20517 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
20518 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
20520 (emit_conditional_move, emit_conditional_add): Inline what's needed
20521 of compare_from_rtx, using new prepare_cmp_insn for the rest.
20522 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
20523 with COMPARE. Move cmov_optab and cstore_optab above
20524 with cbranch_optab, move cmp_optab down with ucmp_optab,
20525 remove tst_otpab. Do not initialize trap_rtx.
20526 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
20527 for trap code. Do not check HAVE_conditional_trap. Use
20528 prepare_cmp_insn. Accept no predicate for operand 3.
20529 * optabs.h (OTI_cmp): Mark as used only for libcalls.
20530 (OTI_ctrap, ctrap_optab): New.
20531 (tst_optab): Delete.
20532 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
20533 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
20534 with lookup of ctrap_optab.
20535 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
20537 (ctrap_optab): New.
20539 * combine.c (combine_simplify_rtx, simplify_set): Do not
20540 special case comparing against zero for cc0 machines.
20541 * simplify-rtx.c (simplify_binary_operation_1): Never remove
20542 COMPARE on cc0 machines.
20543 (simplify_relational_operation): Return a new expression when
20544 a COMPARE could be removed.
20545 * final.c (final_scan_insn): Compare cc_status values
20546 against LHS of a (compare FOO (const_int 0)) cc0 source.
20547 Also check if cc_status.value is the full compare.
20549 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
20550 (cstoreMM4): Document.
20551 (conditional_trap): Document ctrapMM4 instead.
20552 (sync_compare_and_swapMM): Refer to cbranchcc4.
20553 (Dependent Patterns): Eliminate obsolete information referring to
20554 the old jump optimization phase.
20555 (Canonicalization): Include cbranchcc4 case, omit canonicalization
20556 of compares with 0 on cc0 machines.
20557 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
20558 avoiding references to cc0. Remove text about storing operands
20560 * doc/tm.texi (Condition Codes): Include blurb on different
20561 condition code representations, separate into subsections for
20562 CC0, MODE_CC and conditional execution.
20564 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
20565 alpha_emit_setcc): Accept operands and a machine mode.
20566 * config/alpha/alpha.c (alpha_emit_conditional_branch):
20567 Get code/op0/op1 from operands, use machine mode argument
20568 instead of alpha_compare.fp_p. Emit the branch here.
20569 (alpha_emit_setcc): Likewise, and return boolean.
20570 (alpha_emit_conditional_move): Likewise. Assert that
20571 cmp_op_mode == cmp_mode, and simplify accordingly.
20572 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
20573 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
20574 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
20576 (stack probe test): Use cbranchdi4.
20577 * config/alpha/predicates.md (alpha_cbranch_operator): New.
20579 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
20580 * config/arc/arc.h (movsicc, movsfcc): Use it.
20581 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
20582 (cbranchsi4, cstoresi4): New.
20583 (cmpsi, bCC and sCC expanders): Remove.
20585 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
20586 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
20587 * config/arm/predicates.md (arm_comparison_operator): Only include
20588 floating-point operators if there is a hardware floating-point unit.
20589 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
20590 deferring to cbranch_cc and cstore_cc respectively.
20591 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
20592 cbranch_cc, cstore_cc): New.
20593 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
20595 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
20597 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
20598 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
20600 (adjust_insn_length): Adjust calls.
20601 (avr_reorg): Handle (compare (foo) (const_int 0)).
20602 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
20603 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
20604 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
20605 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
20607 (cbranchqi4, cbranchhi4, cbranchsi4): New.
20608 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
20610 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
20611 (cbranchsi4, cstorebi4, cstoresi4): New.
20612 (movbisi): This insn is duplicate, split it to zero_extend.
20613 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
20614 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
20615 (bfin_optimize_loop): Use cbranch expander.
20616 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
20617 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
20618 (bfin_bimode_comparison_operator): ... this.
20619 (bfin_direct_comparison_operator): New.
20621 * config/cris/cris.c (cris_normal_notice_update_cc): Look
20622 inside (compare FOO (const_int 0)).
20623 (cris_rtx_costs): Handle ZERO_EXTRACT.
20624 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
20625 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
20626 (*tstdi_v32): Delete.
20627 (*cmpdi_non_v32): Add M alternative for operand 1.
20628 (cmpsi, cmp<mode>): Make private.
20629 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
20631 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
20633 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
20634 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
20635 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
20636 (cc_reg_operand): New.
20637 (any_cond): Delete.
20638 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
20639 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
20640 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
20641 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
20642 crx_expand_scond): Delete.
20644 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
20646 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
20647 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
20649 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
20650 cstoresi4, cstoresf4, cstoredf4): New.
20651 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
20652 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20653 Receive the entire operands array.
20654 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
20655 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
20656 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
20657 Get test/op0/op1 from the operands array.
20658 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
20660 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
20661 (h8300_expand_store): New.
20662 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
20664 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
20665 (h8300_expand_store): New.
20666 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
20667 or do not try to produce (set (cc0) REG).
20668 (peepholes): Wrap arguments with COMPARE. Add a peephole to
20669 change a compare into a move to a scratch register. Disable some
20670 peepholes when comparing with zero.
20671 (tstsi, tsthi, tstsi, cmpqi): Make private.
20673 (bCC, sCC): Delete.
20674 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
20677 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
20678 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
20679 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
20680 (ix86_emit_i387_log1p): Use cbranchxf2.
20681 (ix86_expand_setcc): Return void.
20682 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
20683 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
20684 cmp<MODEF>, cmpcc): Remove.
20685 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
20686 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
20687 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
20688 (sCC and bCC expanders): Remove.
20689 (stack_protect_test): Use cbranchcc4.
20691 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
20693 (ia64_expand_compare): Accept three rtx by reference and return void.
20694 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
20695 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
20696 from *expr. Update *expr with the BImode comparison to do.
20697 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
20698 cmptf, bCC, sCC, conditional_trap): Delete.
20699 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
20700 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
20701 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
20702 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
20703 * config/ia64/predicates.md (ia64_cbranch_operator): New.
20705 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
20706 type of last argument.
20707 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
20708 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
20709 use machine mode argument instead of branch_type. Remove dead
20710 code for floating-point comparisons.
20711 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
20712 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
20714 (cbranchsi4, cstoresi4): New.
20715 * config/iq2000/predicates.md (reg_or_const_operand): New.
20717 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
20718 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
20719 (b<code>_op): Rewrite to...
20720 (bcc_op): ... this, using match_operator.
20721 (s<code>_op): Rewrite to...
20722 (scc_op): ... this, using match_operator.
20723 (s<code>_24_op): Rewrite to...
20724 (scc_op_24): ... this, using match_operator.
20725 (s<code>_<mode>): Rewrite to...
20726 (cstore<mode>4): ... this, using match_operator.
20727 (s<code>_<mode>_24): Rewrite to...
20728 (cstore<mode>4_24): ... this, using match_operator.
20729 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
20730 m32c_unpend_compare, m32c_expand_scc): Delete.
20731 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
20732 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
20733 (m32c_expand_movcc): Change NE to EQ if necessary.
20734 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
20736 * config/m32r/m32r-protos.h (gen_cond_store): New.
20737 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
20738 (gen_cond_store): New, from sCC patterns.
20739 (m32r_expand_block_move): Use cbranchsi4.
20740 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
20741 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
20742 (cbranchsi4, cstoresi4): New.
20744 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
20746 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
20747 (m68hc11_notice_update_cc): Look into a compare with 0.
20748 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
20750 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
20751 cmphi, cmpqi, bCC): Delete.
20752 (cbranchsi4, cbranchhi4, cbranchqi4): New.
20753 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
20754 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
20757 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
20758 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20759 * config/m68k/constraints.md (H): New.
20760 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20761 the define_insn below.
20762 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20763 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20764 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20765 patterns): Wrap RHS with COMPARE.
20766 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20767 (*cmpdi_internal): Name this pattern.
20768 (cmpdi): Change to define_insn.
20769 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20770 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20771 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20773 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20774 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20775 (conditional_trap): Change to...
20776 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20777 (*conditional_trap): Use the ordered_comparison_operator and
20778 const1_operand predicates.
20779 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20780 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20781 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20782 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20784 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20785 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20786 (mcore_gen_compare): New.
20787 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20788 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20789 (mcore_gen_compare): ... this.
20790 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20791 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20792 (stack probe pattern): Use cbranchsi4.
20794 * config/mips/predicates.md (mips_cstore_operator): New.
20795 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20796 * config/mips/mips.md (any_cond): Delete.
20797 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20799 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20800 fixuns_truncsfdi2): Use cbranch patterns.
20801 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20802 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20803 Adjust call to mips_expand_conditional_branch.
20804 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20806 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20807 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20808 * config/mips/mips.c (cmp_operands): Delete.
20809 (mips_emit_compare): Get comparison operands from *op0/*op1.
20810 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20811 that it succeeds. Use op0/op1 instead of cmp_operands.
20812 (mips_expand_conditional_branch, mips_expand_conditional_move,
20813 mips_expand_conditional_trap): Likewise.
20814 (mips_block_move_loop): Use cbranch patterns.
20815 * config/mips/mips.h (cmp_operands): Delete.
20817 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20818 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20819 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20820 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20821 (*cmpcc_folded): Rename to...
20822 (*cmpdi_folded): this.
20823 (*cmpcc): Rename to...
20825 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20828 (cbranchdf4): New. Handle invalid comparisons here.
20829 * config/mmix/predicates.md (float_comparison_operator): New.
20831 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20832 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20833 * config/mn10300/mn10300.md (tst): Delete.
20834 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20835 Name these patterns and wrap RHS in a compare.
20836 (*cmpsi): Make this pattern private. Include tst.
20837 (*cmpsf): Make this pattern private.
20838 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20839 (compare with zero peepholes): Likewise.
20841 (cbranchsi4, cbranchsf4): New.
20842 (casesi): Use cbranchsi4.
20844 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20845 hppa_branch_type): Delete.
20846 (return_addr_rtx): Use cbranchsi4.
20847 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20848 Emit CCFPmode comparison here.
20849 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20850 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20851 hppa_branch_type): Delete.
20852 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20853 (movsicc, movdicc): Remove references to hppa_compare_op0,
20854 hppa_compare_op1 and compare_from_rtx.
20855 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20856 (casesi): Use cbranchsi4.
20858 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20859 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20860 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20861 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20862 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20864 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20865 (*branch, *branch_inverted): New.
20867 * config/picochip/picochip.md (cbranchhi4): Use
20868 ordered_comparison_operator.
20869 (cmphi, bCC): Remove.
20871 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20872 (trap_comparison_operator): Delete.
20873 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20874 rs6000_emit_cbranch): Accept mode and operands.
20875 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20876 rs6000_compare_fp_p): Delete.
20877 (rs6000_generate_compare): Accept mode and comparison. Extract code
20878 and op0/op1 from there. Replace references to rs6000_compare_op0
20879 and rs6000_compare_op1.
20880 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20881 extract result from passed operands.
20882 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20883 extract loc from passed operands.
20884 (rs6000_emit_cmove): Likewise.
20885 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20886 rs6000_compare_fp_p): Delete.
20887 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20888 (cbranch<GPR>4, cbranch<FP>4): New.
20889 (cstore<mode>4): New. Consolidate here all choices about when to use
20890 portable or specialized sCC sequences.
20891 (stack_protect_test): Use cbranchsi4.
20892 (conditional_trap): Replace with ctrap<GPR>4.
20893 (conditional trap insn): Replace trap_comparison_operator with
20894 ordered_comparison_operator.
20896 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20897 (s390_emit_prologue): Use ctrap.
20898 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20899 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20900 New predicates replacing...
20901 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20902 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20903 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20904 (add<mode>cc): Do not use s390_compare_op0/op1.
20905 (s<code>): Change to...
20906 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20907 (seq): Change to...
20908 (cstorecc4): ... this. Handle EQ or NE equally.
20909 (*sne): Un-privatize for use in cstorecc4.
20910 (b<code>): Change to...
20911 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20912 (conditional_trap): Replace with...
20913 (ctrap<GPR>4, ctrap<FP>4): ... these.
20914 (stack_protect): Use cbranchcc4.
20916 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20917 * config/score/score-protos.h (score_gen_cmp): Delete.
20918 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20919 (score_block_move-loop): Use cbranchsi4.
20920 * config/score/score.md (cbranchsi4): New.
20921 (cmpsi, bCC): Delete.
20922 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20923 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20924 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20925 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20926 * config/score/score3.h (score3_gen_cmp): Delete.
20927 * config/score/score7.h (score7_gen_cmp): Delete.
20929 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20930 (sh_emit_scc_to_t): ... this. Return void.
20931 (from_compare): Rename to...
20932 (sh_emit_compare_and_branch): ... this.
20933 (sh_emit_compare_and_set): New.
20934 (sh_expand_t_scc): Accept operands.
20935 * config/sh/predicates.md (sh_float_comparison_operator): New.
20936 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20937 (prepare_scc_operands): Rename to...
20938 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20940 (sh_emit_cheap_store_flag): New.
20941 (sh_emit_set_t_insn): New.
20942 (from_compare): Rename to...
20943 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20944 handling of TARGET_SH2E floating point to avoid recursive call.
20945 Generate branch here.
20946 (sh_emit_compare_and_set): New.
20947 (sh_expand_t_scc): Get op0/op1 from arguments.
20948 (sh_emit_cheap_store_flag): New.
20949 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20951 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20952 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20953 (movsicc, movdicc): Do nothing when it recreated operands from
20954 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20955 prepare_scc_operands (now sh_emit_scc_to_t).
20956 (udivdi3): Use cstoresi4.
20957 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20958 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20959 (cbranchint4_media, cbranchfp4_media): New.
20960 (casesi): Use cbranchdi4.
20961 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20963 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20964 (movnegt): Remove second operand.
20965 (cbranchsf4, cbranchdf4): New.
20966 (stack_protect): Use cbranchdi4/cbranchsi4.
20968 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20969 (gen_compare_reg): Accept comparison, extract part of it to...
20970 (gen_compare_reg_1): ... this.
20971 (gen_compare_operator): Delete.
20972 (gen_v9_scc): Accept separate destination, comparison code and arms.
20973 Do not use sparc_compare_op0/sparc_compare_op1.
20974 (emit_scc_insn, emit_conditional_branch_insn): New.
20975 (emit_v9_brxx): Make static. Remove useless assertion.
20976 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20978 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20979 * config/sparc/sparc-protos.h (gen_compare_reg,
20980 sparc_emit_float_lib_cmp): Adjust prototype.
20981 (emit_scc_insn, emit_conditional_branch_insn): New.
20982 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20983 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20984 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20985 iterators to the top.
20986 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20987 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20988 snedi_special_trunc): Delete.
20989 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20990 and snedi_special_trunc.
20991 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20992 cbranchdi4, cbranch<F:mode>4): New.
20993 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20994 here. Use gen_compare_reg instead of gen_compare_operator.
20995 (conditional_trap): Replace with...
20996 (ctrapsi4, ctrapdi4): ... this.
20997 (stack_protect_test): Use cbranchcc4.
20999 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
21001 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
21002 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
21003 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
21004 from operands[0] or operands[3] depending on is_set.
21005 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
21006 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
21007 cmpdf, bCC), sCC: Remove.
21008 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
21009 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
21011 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
21012 spu_emit_branch_or_set.
21014 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
21016 * config/stormy16/stormy16.h (xstormy16_compare_op0,
21017 xstormy16_compare_op1): Delete.
21018 * config/stormy16/stormy16.c (xstormy16_compare_op0,
21019 xstormy16_compare_op1): Delete.
21020 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
21022 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
21023 (cmphi, cmpsi, bCC): Remove.
21025 * config/v850/v850.md (tstsi, cmpsi): Fold into...
21026 (*cmpsi): ... this one.
21027 (cbranchsi4, cstoresi4): New.
21028 (bCC expanders): Delete.
21029 (sCC insns): Fold into...
21030 (*setcc): ... this one.
21031 (casesi): Do not use gen_cmpsi and gen_bgtu.
21032 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
21033 (movsicc): Simplify.
21034 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
21036 * config/vax/vax-protos.h (cond_name): New.
21037 (vax_output_conditional_branch): Remove.
21038 * config/vax/vax.c (cond_name): New.
21039 (vax_output_conditional_branch): Remove.
21040 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
21041 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
21042 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
21043 (bit<VAXint>): Wrap source with (compare).
21044 (b<code> and following unnamed pattern): Rename to *branch and
21045 *branch_reversed. Change macroization to match_operator.
21046 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
21048 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
21049 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
21050 Change last argument to machine_mode.
21051 (xtensa_expand_scc): Add machine_mode argument.
21052 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
21053 (gen_conditional_move, xtensa_expand_conditional_branch,
21054 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
21055 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
21056 Adjust operand numbers.
21057 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
21059 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
21060 (cmpsi, cmpsf, b<code>, s<code>): Delete.
21061 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
21063 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
21065 * optabs.c (prepare_cmp_insn): Temporarily disable test that
21066 causes spurious differences between trunk and cond-optab branch.
21068 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21071 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
21073 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
21075 * tree.c (iterative_hash_pointer): Delete.
21076 (iterative_hash_expr): Short-circuit handling of NULL pointer.
21077 Hash UIDs and versions of SSA names. Don't special-case built-in
21078 function declarations.
21080 2009-05-11 Ian Lance Taylor <iant@google.com>
21083 * graphite.c: Force -Wc++-compat to only be a warning before
21084 #including "cloog/cloog.h".
21086 2009-05-11 Martin Jambor <mjambor@suse.cz>
21088 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
21090 2009-05-11 Jan Hubicka <jh@suse.cz>
21092 * tree-ssa-loop-ivcanon.c: Include target.h
21093 (struct loop_size): new structure.
21094 (constant_after_peeling): New predicate.
21095 (tree_estimate_loop_size): New function.
21096 (estimated_unrolled_size): Rewrite for new estimates.
21097 (try_unroll_loop_completely): Use new estimates.
21098 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
21100 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21102 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
21103 libcpp interface change.
21104 (spu_macro_to_expand): Likewise.
21106 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
21108 PR tree-optimization/40026
21109 * gimplify.c (gimplify_init_constructor): Change initial conditional
21110 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
21111 optimize_compound_literals_in_ctor.
21113 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
21115 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
21117 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
21119 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
21121 * tree-vect-data-refs.c (vect_analyze_group_access): Use
21122 HOST_WIDE_INT for gap.
21124 2009-05-11 Ira Rosen <irar@il.ibm.com>
21126 PR tree-optimization/40074
21127 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
21128 account in group size and step comparison.
21130 2009-05-11 Richard Guenther <rguenther@suse.de>
21132 * passes.c (init_optimization_passes): Strip now incorrect comment.
21133 (execute_function_todo): Do not set PROP_alias.
21134 * tree-pass.h (PROP_alias): Remove.
21135 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
21136 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
21137 * tree-nrv.c (pass_return_slot): Likewise.
21138 * tree-object-size.c (pass_object_sizes): Likewise.
21139 * tree-ssa-dom.c (pass_dominator): Likewise.
21140 (pass_phi_only_cprop): Likewise.
21141 * tree-ssa-dse.c (pass_dse): Likewise.
21142 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
21143 (pass_cselim): Likewise.
21144 * tree-ssa-pre.c (pass_pre): Likewise.
21145 (pass_fre): Likewise.
21146 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
21147 * tree-ssa-sink.c (pass_sink_code): Likewise.
21148 * tree-stdarg.c (pass_stdarg): Likewise.
21149 * tree-tailcall.c (pass_tail_calls): Likewise.
21150 * tree-vrp.c (pass_vrp): Likewise.
21152 2009-05-10 Ian Lance Taylor <iant@google.com>
21154 * basic-block.h (enum profile_status): Break out of struct
21155 control_flow_graph.
21156 * cgraph.h (struct inline_summary): Break out of struct
21158 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
21159 of struct cgraph_order_sort.
21160 * combine.c (enum undo_kind): New enum, broken out of struct undo.
21161 * cse.c (struct branch_path): Break out of struct
21162 cse_basic_block_data.
21163 * except.h (enum eh_region_type): Break out of struct eh_region.
21164 * gcc.c (enum add_del): Break out of struct modify_target.
21165 * genrecog.c (enum decision_type): Break out of struct decision_test.
21166 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
21168 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
21169 * regmove.c (enum match_use): New enum, broken out of struct match.
21170 * sched-int.h (enum post_call_group): New enum, broken out of
21172 (struct deps_reg): Break out of struct deps.
21173 * target.h (struct asm_int_op): Break out of struct gcc_target.
21174 * tree-eh.c (struct goto_queue_node): Break out of struct
21176 * tree-inline.h (enum copy_body_cge_which): Break out of
21178 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
21180 * c-decl.c (in_struct, struct_types): New static variables.
21181 (pushtag): Add loc parameter. Change all callers.
21182 (lookup_tag): Add ploc parameter. Change all callers.
21183 (check_compound_literal_type): New function.
21184 (parser_xref_tag): Add loc parameter. Change all callers. If
21185 -Wc++-compat, warn about struct/union/enum types defined within a
21187 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
21188 and loc parameters. Change all callers. Change error calls to
21189 error_at, using loc. For a redefinition, if the location of the
21190 original definition is known, report it. Set in_struct and
21191 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
21192 (finish_struct): Add new parameters enclosing_in_struct and
21193 enclosing_struct_types. Change all callers. Set
21194 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
21195 in the struct. If in a struct, add this struct to struct_types.
21196 (start_enum): Add loc parameter. Change all callers. Use
21197 error_at for errors, using loc. For a redefinition, if the
21198 location of the original definition is known, report it. If in a
21199 struct, add this enum type to struct_types. If -Wc++-compat warn
21200 if in sizeof, typeof, or alignof.
21201 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
21202 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
21203 (c_parser_enum_specifier): Get enum location for start_enum.
21204 (c_parser_struct_or_union_specifier): Get struct location for
21205 start_struct. Save in_struct and struct_types status between
21206 start_struct and finish_struct.
21207 (c_parser_cast_expression): Get location of cast.
21208 (c_parser_alignof_expression): Get location of type.
21209 (c_parser_postfix_expression): Likewise.
21210 (c_parser_postfix_expression_after_paren_type): Add type_loc
21211 parameter. Change all callers. Call check_compound_literal_type.
21212 Use type_loc for error about variable size type.
21213 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
21214 of an enum constant from an enum type defined in a struct or union.
21215 (c_cast_expr): Add loc parameter. Change all callers. If
21216 -Wc++-compat, warn about defining a type in a cast.
21217 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
21218 (start_enum, start_struct, finish_struct): Update declarations.
21219 (parser_xref_tag, c_cast_expr): Update declarations.
21220 (check_compound_literal_type): Declare.
21222 2009-05-11 Ben Elliston <bje@au.ibm.com>
21224 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
21225 for recent libcpp interface change.
21226 (rs6000_macro_to_expand): Likewise.
21228 2009-05-10 Michael Matz <matz@suse.de>
21231 * config/arm/arm.c (require_pic_register): Emit on entry edge,
21232 not at entry of function.
21234 2009-05-10 Richard Guenther <rguenther@suse.de>
21236 PR tree-optimization/40081
21238 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21239 using the main variant of the element type. Do not fiddle with
21240 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21242 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
21243 structs with volatile fields.
21245 2009-05-10 Jan Hubicka <jh@suse.cz>
21247 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
21248 (estimate_move_cost): Assert that it does not get called for
21250 (estimate_num_insns): Skip VOID types in argument handling.
21251 (optimize_inline_calls): Delete unreachable blocks and verify that
21252 callgraph is valid.
21254 2009-05-10 Jan Hubicka <jh@suse.cz>
21256 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
21257 * cgraph.c (cgraph_mark_address_taken_node): New function.
21258 (dump_cgraph_node): Dump new flag.
21259 * cgraph.h (struct cgraph_node): Add address_taken.
21260 (cgraph_mark_address_taken_node): New function.
21261 * ipa.c (cgraph_postorder): Prioritize functions with address taken
21262 since new direct calls can be born.
21264 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21266 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
21267 tok->val.node.node.
21269 2009-05-10 Jan Hubicka <jh@suse.cz>
21271 PR middle-end/40084
21272 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
21274 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
21275 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
21276 * tree-inline.c (copy_bb): Set frequency correctly.
21277 (fold_marked_statements): Update call to
21278 cgraph_update_edges_for_call_stmt.
21280 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21282 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
21283 identifiers in diagnostics.
21284 * config/arm/arm.c (arm_handle_fndecl_attribute,
21285 arm_handle_isr_attribute): Likewise.
21286 * config/avr/avr.c (avr_handle_progmem_attribute,
21287 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
21288 * config/bfin/bfin.c (handle_int_attribute,
21289 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
21290 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
21291 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
21293 * config/darwin.c (darwin_handle_kext_attribute,
21294 darwin_handle_weak_import_attribute): Likewise.
21295 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
21296 h8300_handle_eightbit_data_attribute,
21297 h8300_handle_tiny_data_attribute): Likewise.
21298 * config/i386/i386.c (ix86_handle_cconv_attribute,
21299 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
21300 * config/i386/winnt.c (ix86_handle_shared_attribute,
21301 ix86_handle_selectany_attribute): Likewise.
21302 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
21303 * config/m32c/m32c.c (function_vector_handler): Likewise.
21304 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
21305 m68hc11_handle_fntype_attribute): Likewise.
21306 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
21307 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
21308 * config/mips/mips.c (mips_insert_attributes,
21309 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
21310 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
21311 rs6000_handle_struct_attribute): Likewise.
21312 * config/sh/sh.c (sh_insert_attributes,
21313 sh_handle_resbank_handler_attribute,
21314 sh_handle_interrupt_handler_attribute,
21315 sh2a_handle_function_vector_handler_attribute,
21316 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
21318 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
21319 * config/spu/spu.c (spu_handle_fndecl_attribute,
21320 spu_handle_vector_attribute): Likewise.
21321 * config/stormy16/stormy16.c
21322 (xstormy16_handle_interrupt_attribute): Likewise.
21323 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
21324 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
21326 2009-05-10 Joseph Myers <joseph@codesourcery.com>
21328 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
21329 (pp_translate_identifiers): New.
21330 (pp_identifier): Only conditionally translate identifier to locale
21332 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
21333 (pp_base_tree_identifier): Only conditionally translate identifier
21334 to locale character set.
21335 * c-pretty-print.c (M_): Define.
21336 (pp_c_type_specifier, pp_c_primary_expression): Mark English
21337 fragments for conditional translation with M_.
21338 * tree-pretty-print.c (maybe_init_pretty_print): Disable
21339 identifier translation.
21341 2009-05-10 Richard Guenther <rguenther@suse.de>
21343 PR tree-optimization/40081
21344 * tree-sra.c (instantiate_element): Instantiate scalar replacements
21345 using the main variant of the element type. Do not fiddle with
21346 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21348 2009-05-09 Jan Hubicka <jh@suse.cz>
21350 PR middle-end/40080
21351 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
21352 indirect calls; verify cgraph afterwards.
21354 2009-05-09 Jan Hubicka <jh@suse.cz>
21357 * ipa.c (update_inlined_to_pointer): New function.
21358 (cgraph_remove_unreachable_nodes): Use it.
21360 2009-05-09 Jan Hubicka <jh@suse.cz>
21362 * tree-eh.c (struct leh_state): Remove prev_try.
21363 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
21364 not track prev_try.
21365 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
21366 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
21367 remove_eh_handler_and_replace, foreach_reachable_handler,
21368 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
21369 * except.h (struct eh_region): Remove eh_region_u_cleanup.
21370 (gen_eh_region_cleanup): Update prototype.
21372 2009-05-09 Jan Hubicka <jh@suse.cz>
21374 PR middle-end/40043
21375 * except.c (copy_eh_region): Always set prev_try.
21376 (redirect_eh_edge_to_label): Find outer try.
21377 (foreach_reachable_handler): When looking for prev try
21378 handle case where previous try is not going to be taken.
21380 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
21382 PR tree-optimization/40049
21383 * tree-vect-stmts.c (vectorizable_operation): If the machine has
21384 only vector/vector shifts, convert the type of the constant to the
21385 appropriate type to avoid building incorrect trees, which
21386 eventually have problems with garbage collection.
21388 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21390 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
21391 -1 for complex floating-point types if honoring signed zeros.
21393 2009-05-08 Jan Hubicka <jh@suse.cz>
21395 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
21396 argument; handle correctly when profile is absent.
21397 (build_cgraph_edges): Update.
21398 (rebuild_cgraph_edges): Update.
21399 * cgraph.c: Do not include varray.h.
21400 (cgraph_set_call_stmt_including_clones): New function.
21401 (cgraph_create_edge_including_clones): Likewise
21402 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
21403 (cgraph_update_edges_for_call_stmt): Handle clones.
21404 (cgraph_remove_node): Handle clone tree.
21405 (cgraph_remove_node_and_inline_clones): New function.
21406 (dump_cgraph_node): Dump clone tree.
21407 (cgraph_clone_node): Handle clone tree.
21408 (clone_function_name): Bring here from tree-inline.c.
21409 (cgraph_create_virtual_clone): New function.
21410 * cgraph.h (ipa_replace_map): Move here from ipa.h.
21411 (cgraph_clone_info): New function.
21412 (strut cgraph_node): Add clone_info and new clone tree pointers.
21413 (cgraph_remove_node_and_inline_clones,
21414 cgraph_set_call_stmt_including_clones,
21415 cgraph_create_edge_including_clones,
21416 cgraph_create_virtual_clone): Declare.
21417 (cgraph_function_versioning): Use VEC argument.
21418 (compute_call_stmt_bb_frequency): Update prototype.
21419 (cgraph_materialize_all_clones): New function.
21420 * ipa-cp.c (ipcp_update_cloned_node): Remove.
21421 (ipcp_create_replace_map): Update to VECtors.
21422 (ipcp_update_callgraph): Use virtual clones.
21423 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
21424 (ipcp_update_profiling): Do not update local profiling.
21425 (ipcp_insert_stage): Use VECtors and virtual clones.
21426 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
21427 (clone_of_p): New function.
21428 (cgraph_preserve_function_body_p): Use clone tree.
21429 (cgraph_optimize): Materialize clones.
21430 (cgraph_function_versioning): Update for VECtors.
21431 (save_inline_function_body): Use clone tree.
21432 (cgraph_materialize_clone): New function.
21433 (cgraph_materialize_all_clones): Likewise.
21434 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
21435 * ipa.c: Include gimple.h.
21436 (cgraph_remove_unreachable_nodes): Use clone tree.
21437 * ipa-prop.c (ipa_note_param_call): Update call to
21438 compute_call_stmt_bb_frequencycall.
21439 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
21440 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
21441 (copy_bb): Handle updating of clone tree; add new edge when new call
21443 (expand_call_inline): Be strict about every call having edge.
21444 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
21445 (delete_unreachable_blocks_update_callgraph): New function.
21446 (tree_function_versioning): Use VECtors; always remove unreachable
21447 blocks and fold conditionals.
21448 * tree-inline.h: Do not include varray.h.
21449 (tree_function_versioning): Remove.
21450 * Makefile.in (GTFILES): Remove tree-inline.c
21451 * passes.c (do_per_function): Do only functions having body.
21452 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
21455 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
21456 Andrew Morrow <acm@google.com>
21459 * c-common.c (c_common_attribute_table): Permit deprecated
21460 attribute to take an optional argument.
21461 (handle_deprecated_attribute): If the optional argument to
21462 __attribute__((deprecated)) is not a string ignore the attribute
21463 and emit a warning.
21465 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
21466 * c-typeck.c (build_component_ref): Likewise.
21467 (build_external_ref): Likewise.
21469 * toplev.c (warn_deprecated_use): Add an attribute argument.
21470 Emit the message associated with __attribute__((deprecated)).
21472 * toplev.h (warn_deprecated_use): Updated.
21474 * doc/extend.texi: Document new optional parameter to
21475 __attribute__((deprecated))
21477 2009-05-08 Michael Eager <eager@eagercon.com>
21479 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
21480 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
21482 2009-05-08 Richard Guenther <rguenther@suse.de>
21484 PR tree-optimization/40062
21485 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
21486 Avoid exponential behavior.
21488 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21490 PR rtl-optimization/33928
21492 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
21493 process_uses, build_single_def_use_links): New.
21494 (update_df): Update use_def_ref.
21495 (forward_propagate_into): Use get_def_for_use instead of use-def
21497 (fwprop_init): Call build_single_def_use_links and let it initialize
21499 (fwprop_done): Free use_def_ref.
21500 (fwprop_addr): Eliminate duplicate call to df_set_flags.
21501 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
21502 df_rd_simulate_one_insn): New.
21503 (df_rd_bb_local_compute_process_def): Update head comment.
21504 (df_chain_create_bb): Use the new RD simulation functions.
21505 * df.h (df_rd_simulate_artificial_defs_at_top,
21506 df_rd_simulate_one_insn): New.
21507 * opts.c (decode_options): Enable fwprop at -O1.
21508 * doc/invoke.texi (-fforward-propagate): Document this.
21510 2009-05-08 Joseph Myers <joseph@codesourcery.com>
21513 * c-typeck.c (build_binary_op): Handle arithmetic between one real
21514 and one complex operand specially.
21515 * tree-complex.c (some_nonzerop): Do not identify a real value as
21516 zero if flag_signed_zeros.
21518 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21520 PR rtl-optimization/33928
21521 * loop-invariant.c (record_use): Fix && vs. || mishap.
21523 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
21525 PR rtl-optimization/33928
21526 * loop-invariant.c (struct use): Add addr_use_p.
21527 (struct def): Add n_addr_uses.
21528 (struct invariant): Add cheap_address.
21529 (create_new_invariant): Set cheap_address.
21530 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
21531 (record_uses): Pass df_ref to record_use.
21532 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
21535 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
21537 * config/sh/sh.c: Do not include c-pragma.h.
21539 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
21541 * config/spu/spu.c: Remove include of c-common.h.
21543 2009-05-07 Janis Johnson <janis187@us.ibm.com>
21546 * c-common.h (mark_valid_location_for_stdc_pragma,
21547 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
21548 clear_float_const_decimal64, float_const_decimal64_p): New.
21549 * c.opt (Wunsuffixed-float-constants): New.
21550 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
21551 unsuffixed float constant, handle new warning.
21552 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
21553 * c-decl.c (c_scope): New flag float_const_decimal64.
21554 (set_float_const_decimal64, clear_float_const_decimal64,
21555 float_const_decimal64_p): New.
21556 (push_scope): Set new flag.
21557 * c-parser.c (c_parser_translation_unit): Mark when it's valid
21558 to use STDC pragmas.
21559 (c_parser_external_declaration): Ditto.
21560 (c_parser_compound_statement_nostart): Ditto.
21561 * c-pragma.c (valid_location_for_stdc_pragma,
21562 mark_valid_location_for_stdc_pragma,
21563 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
21564 handle_pragma_float_const_decimal64): New.
21565 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
21566 * cp/semantics.c (valid_location_for_stdc_pragma_p,
21567 set_float_const_decimal64, clear_float_const_decimal64,
21568 float_const_decimal64_p): New dummy functions.
21569 * doc/extend.texi (Decimal Float): Remove statement that the
21570 pragma, and suffix for double constants, are not supported.
21571 * doc/invoke.texi (Warning Options): List new option.
21572 (-Wunsuffixed-float-constants): New.
21574 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
21576 * config/i386/i386.c: Do not include c-common.h.
21578 2009-05-07 Mark Heffernan <meheff@google.com>
21580 * doc/invoke.texi (Debugging Options): Document change of debugging
21582 * opts.c (decode_options): Make dump_base_name relative to
21583 aux_base_name directory.
21585 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21587 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
21588 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
21590 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
21592 * Makefile.in (install-plugin): Simplify a bit.
21594 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
21596 * Makefile.in (OBJS-common): Add regcprop.o.
21598 * timevar.def (TV_CPROP_REGISTERS): New.
21599 * regrename.c (regrename_optimize): Return 0.
21600 (rest_of_handle_regrename): Delete.
21601 (pass_rename_registers): Point to regrename_optimize.
21602 (struct value_data_entry, struct value_data,
21603 kill_value_one_regno, kill_value_regno, kill_value,
21604 set_value_regno, init_value_data, kill_clobbered_value,
21605 kill_set_value, kill_autoinc_value, copy_value,
21606 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
21607 replace_oldest_value_reg, replace_oldest_value_addr,
21608 replace_oldest_value_mem, copyprop_hardreg_forward_1,
21609 debug_value_data, validate_value_data): Move...
21610 * regcprop.c: ... here.
21611 (rest_of_handle_cprop): Delete.
21612 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
21614 2009-05-07 Jakub Jelinek <jakub@redhat.com>
21616 PR middle-end/40057
21617 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
21618 GEN_INT for 1 << bitnum.
21619 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
21620 build_int_cst_type.
21622 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
21624 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
21625 Remove wrong description of "nand" operation.
21627 2009-05-06 Richard Guenther <rguenther@suse.de>
21628 Adam Nemet <anemet@caviumnetworks.com>
21630 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
21631 comment. Add that if LHS is not a gimple register, then RHS1 has
21632 to be a single object (GIMPLE_SINGLE_RHS).
21634 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
21636 * expr.c (get_def_for_expr): Move it up in the file.
21637 (store_field): When expanding a bit-field store, look at the
21638 defining gimple stmt for the masking conversion.
21640 2009-05-06 Janis Johnson <janis187@us.ibm.com>
21642 PR middle-end/39986
21643 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
21644 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
21645 32-bit memcpy into long.
21647 2009-05-06 Jakub Jelinek <jakub@redhat.com>
21649 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
21650 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
21652 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
21653 instead of appending DW_OP_deref*.
21655 2009-05-06 Michael Matz <matz@suse.de>
21657 PR middle-end/40021
21658 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
21659 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
21661 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
21663 * Makefile.in (install-plugin): Fix srcdir handling.
21665 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
21667 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
21668 when processing for not_regs_needed bitmap.
21669 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
21670 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
21671 handling it for rhs.
21673 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21675 * config/i386/i386.md (unnamed inc/dec peephole): Use
21676 optimize_insn_for_size_p instead of optimize_size.
21677 * config/i386/predicates.md (incdec_operand): Likewise.
21678 (aligned_operand): Likewise.
21679 * config/i386/sse.md (divv8sf3): Likewise.
21680 (sqrtv8sf2): Likewise.
21682 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21684 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
21686 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
21688 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
21690 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
21691 ssemodesuffixf2c with avxmodesuffixf2c.
21693 2009-05-06 Joseph Myers <joseph@codesourcery.com>
21696 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
21698 2009-05-05 Jakub Jelinek <jakub@redhat.com>
21700 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
21701 (struct tree_base): Adjust spacing for 8 bit boundaries.
21702 (struct tree_decl_common): Add decl_by_reference_flag bit.
21703 (DECL_BY_REFERENCE): Adjust.
21704 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
21705 print DECL_BY_REFERENCE bit.
21706 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
21707 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
21708 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
21709 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
21712 PR middle-end/39666
21713 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
21714 range of the type, but default label is missing, add it with one
21715 of the existing labels instead of adding a new label for it.
21717 2009-05-05 Joseph Myers <joseph@codesourcery.com>
21721 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
21723 * Makefile.in (enable_plugin, plugin_includedir): New.
21724 (install): Depend on install-plugin.
21725 (PLUGIN_HEADERS): New.
21726 (install-plugin): New.
21727 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
21729 2009-05-05 Richard Guenther <rguenther@suse.de>
21731 PR tree-optimization/40022
21732 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
21734 (phivn_valid_p): Fix tuplification error, simplify.
21735 (phiprop_insert_phi): Add dumps.
21736 (propagate_with_phi): Simplify.
21738 2009-05-05 Richard Guenther <rguenther@suse.de>
21740 PR middle-end/40023
21741 * builtins.c (gimplify_va_arg_expr): Properly build the address.
21743 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
21745 * tree.h (strip_float_extensions): Remove duplicate declaration.
21746 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
21747 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
21748 block_ultimate_origin): Rearrange the declarations line to match the
21749 comment that indicates the .c file which the functions are defined.
21750 (dwarf2out_*, set_decl_rtl): Add comment.
21751 (get_base_address): Adjust comment.
21752 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
21753 declarations line and add comment.
21754 (is_builtin_name): Add blank after function name, for clarity.
21756 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21758 * attribs.c (decl_attributes): Use %qE for identifiers in
21760 * cgraphunit.c (verify_cgraph_node): Translate function names to
21761 locale character set in diagnostics.
21762 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21764 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21765 Document that functions are named in UTF-8.
21766 * expr.c (expand_expr_real_1): Translate function names to locale
21767 character set in diagnostics.
21768 * gimplify.c (omp_notice_variable, omp_is_private,
21769 gimplify_scan_omp_clauses): Use %qE for identifiers in
21771 * langhooks.c (lhd_print_error_function): Translate function names
21772 to locale character set.
21773 * langhooks.h (decl_printable_name): Document that return value is
21774 in internal character set.
21775 * stmt.c: Include pretty-print.h
21776 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21778 (resolve_operand_name_1): Translate named operand name to locale
21780 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21782 * toplev.c (announce_function): Translate function names to locale
21784 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21785 (default_tree_printer): Use pp_identifier or translate identifiers
21786 to locale character set. Mark "<anonymous>" for translation.
21787 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21788 for identifiers in diagnostics.
21789 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21791 * varasm.c (output_constructor): Use %qE for identifiers in
21794 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21796 * configure.ac: use ` ` instead of $()
21797 * configure: Regenerate.
21799 2009-05-05 Ben Elliston <bje@au.ibm.com>
21801 * config/pa/linux-atomic.c: Eliminate conditional include of
21802 errno.h on non-LP64 systems to simplify build requirements.
21804 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21806 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21808 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21809 and pass value to identifier_to_locale.
21810 (warn_variable_length_array): Make name a tree.
21811 (grokdeclarator): Separate diagnostic texts for named and unnamed
21812 declarators. Use %qE for named declarators.
21813 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21815 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21816 identifiers in diagnostics.
21817 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21818 identifier_to_locale. Mark "anonymous" strings for translation.
21820 2009-05-04 Michael Eager <eager@eagercon.com>
21822 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21823 address for DImode/DFmode only if double-precision FP regs.
21825 2009-05-04 Michael Eager <eager@eagercon.com>
21827 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21828 TARGET_SINGLE_FLOAT check.
21830 2009-05-04 Michael Eager <eager@eagercon.com>
21832 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21834 2009-05-04 Michael Eager <eager@eagercon.com>
21836 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21837 * config/rs6000/t-xilinx: New
21839 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21841 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21842 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21843 * gcc/explow.c (memory_address): Use target hook.
21844 * gcc/targhooks.c (default_legitimize_address): New.
21845 * gcc/targhooks.h (default_legitimize_address): New.
21846 * gcc/target.h (legitimize_address): New.
21847 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21848 (TARGET_INITIALIZER): Include it.
21849 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21851 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21852 * config/bfin/bfin.c (legitimize_address): Remove.
21853 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21854 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21856 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21857 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21859 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21860 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21861 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21862 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21863 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21864 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21865 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21866 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21867 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21868 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21869 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21870 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21871 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21872 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21873 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21874 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21875 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21876 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21877 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21878 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21879 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21880 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21881 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21883 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21884 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21885 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21886 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21887 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21888 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21889 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21890 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21891 (thumb_legitimize_address): Delete.
21892 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21893 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21894 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21895 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21896 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21897 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21899 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21902 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21903 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21904 * config/m32r/m32r.c (m32r_legitimize_address): New.
21905 * config/m68k/m68k.c (m68k_legitimize_address): New.
21906 * config/score/score.c (score_legitimize_address): Standardize.
21907 * config/score/score3.c (score3_legitimize_address): Standardize.
21908 * config/score/score3.h (score3_legitimize_address): Adjust.
21909 * config/score/score7.c (score7_legitimize_address): Standardize.
21910 * config/score/score7.h (score7_legitimize_address): Adjust.
21911 * config/sh/sh.c (sh_legitimize_address): New.
21912 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21914 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21915 (s390_legitimize_address): ... this.
21916 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21917 (sparc_legitimize_address): ... this.
21918 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21919 (ix86_legitimize_address): ... this.
21920 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21921 (avr_legitimize_address): ... this.
21922 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21923 (mn10300_legitimize_address): ... this.
21924 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21925 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21926 (alpha_expand_mov): Adjust call.
21928 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21929 * config/spu/spu.c (spu_legitimize_address): Likewise.
21930 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21931 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21933 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21935 * intl.c (locale_encoding, locale_utf8): New.
21936 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21937 * intl.h (locale_encoding, locale_utf8): Declare.
21938 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21939 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21941 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21943 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21944 (pp_base_tree_identifier): Declare as function.
21945 (identifier_to_locale): Declare.
21946 * Makefile.in (pretty-print.o): Update dependencies.
21947 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21949 2009-05-04 Richard Guenther <rguenther@suse.de>
21951 PR middle-end/40015
21952 * builtins.c (fold_builtin_memory_op): Do not decay to element
21953 type if the size matches the whole array.
21955 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21957 * expmed.c (synth_mult): When trying out a shift, pass the result
21960 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21962 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21963 (shiftsub1_cost): New.
21964 (init_expmed): Compute shiftsub1_cost.
21965 (synth_mult): Optimize multiplications by constants of the form
21966 -(2^^m-1) for some constant positive integer m.
21968 2009-05-03 Richard Guenther <rguenther@suse.de>
21971 * c-typeck.c (array_to_pointer_conversion): Do not built
21972 ADDR_EXPRs of arrays of pointer-to-element type.
21973 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21974 up wrong ADDR_EXPRs after-the-fact.
21975 * c-common.c (strict_aliasing_warning): Strip pointer
21976 conversions for obtaining the original type.
21977 * builtins.c (fold_builtin_memset): Handle array types.
21978 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21981 2009-05-03 Richard Guenther <rguenther@suse.de>
21983 PR middle-end/23329
21984 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21985 Do not lose casts from array types with unknown extent to array
21986 types with known extent.
21987 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21988 alias set compatibility.
21990 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21992 * flags.h (extra_warnings): Delete.
21993 * toplev.c (process_options): Handle Wuninitialized here.
21994 * opts.c (extra_warnings): Delete.
21995 (set_Wextra): Delete.
21996 (common_handle_option): -Wextra can be handled automatically.
21997 * c-opts.c (c_common_handle_option): Delete obsolete code.
21998 (c_common_post_options): Simplify comment.
21999 * common.opt (W): Add Var.
22001 (Wuninitialized): Initialize to -1.
22003 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
22004 Richard Guenther <rguenther@suse.de>
22006 * expr.c (get_def_for_expr): New function.
22007 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
22008 SSA rather than trees.
22009 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
22010 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
22012 2009-05-03 Joseph Myers <joseph@codesourcery.com>
22014 * c-common.c (reswords): Add _Imaginary.
22015 * c-common.c (enum rid): Add RID_IMAGINARY.
22017 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
22019 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
22020 Patch by Richard Guenther.
22022 2009-05-03 Anatoly Sokolov <aesok@post.ru>
22024 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
22025 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
22026 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
22027 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
22028 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
22029 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
22030 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
22031 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
22032 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
22033 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
22034 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
22035 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
22036 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
22037 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
22038 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
22039 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
22040 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
22041 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
22043 2009-05-02 Richard Guenther <rguenther@suse.de>
22045 PR tree-optimization/39940
22046 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
22049 2009-05-02 Richard Guenther <rguenther@suse.de>
22051 PR middle-end/40001
22052 * tree-ssa.c (execute_update_addresses_taken): Properly check
22053 if we can mark a variable DECL_GIMPLE_REG_P.
22054 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
22055 back to the end of the function.
22056 (is_gimple_reg_type): Remove complex type special casing.
22057 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
22060 2009-05-02 Ben Elliston <bje@au.ibm.com>
22062 * doc/collect2.texi (Collect2): Document search path behaviour
22063 when configured with --with-ld.
22065 2009-05-02 Jan Hubicka <jh@suse.cz>
22067 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
22068 parameter; update callers.
22069 (coalesce_cost_edge): EH edges are costier because they needs
22070 splitting even if not critical and even more costier when there are
22071 multiple EH predecestors.
22073 2009-05-02 Jan Hubicka <jh@suse.cz>
22075 * except.c (remove_eh_handler_and_replace): Handle updating after
22076 removing TRY blocks.
22078 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
22080 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
22082 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
22084 * varasm.c: Do not include c-pragma.h.
22085 * attribs.c: Do not incude c-common.h.
22087 2009-05-01 Michael Matz <matz@suse.de>
22089 * calls.c (initialize_argument_information): Handle SSA names like
22090 decls with a non MEM_P DECL_RTL.
22092 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22094 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
22095 * ipa-utils.c: Likewise.
22096 * ipa-type-escape.c: Likewise.
22097 * cgraphunit.c Do not include c-common.h.
22098 * ipa-pure-const.c: Likewise.
22099 * tree-if-conv.c: Likewise.
22100 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
22101 * ipa-struct-reorg.c: Likewise.
22102 * tree-nomudflap.c: Likewise.
22103 * tree-ssa-structalias.c: Likewise.
22105 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
22107 * store-motion.c: Many cleanups to make this pass a first-class
22108 citizen instead of an appendix to gcse load motion. Add TODO list
22109 to make this pass faster/cleaner/better.
22111 (struct ls_expr): Post gcse.c-split cleanups.
22112 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
22113 "stores" field to "avail_stores".
22114 (pre_ldst_mems): Rename to store_motion_mems.
22115 (pre_ldst_table): Rename to store_motion_mems_table.
22116 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
22117 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
22118 (ldst_entry): Rename to st_expr_entry, update users.
22119 (free_ldst_entry): Rename to free_st_expr_entry, update users.
22120 (free_ldst_mems): Rename to free_store_motion_mems, update users.
22121 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
22123 (first_ls_expr): Rename to first_st_expr, update users.
22124 (next_ls_expr): Rename to next_st_expr, update users.
22125 (print_ldst_list): Rename to print_store_motion_mems. Print names of
22126 fields properly for store motion instead of names inherited from load
22128 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
22129 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
22132 (ae_kill): Rename to st_kill, update users.
22133 (ae_gen): Rename to st_avloc, update users.
22134 (transp): Rename to st_transp, update users.
22135 (pre_insert_map): Rename to st_insert_map, update users.
22136 (pre_delete_map): Rename to st_delete_map, update users.
22137 (insert_store, build_store_vectors, free_store_memory,
22138 one_store_motion_pass): Update for abovementioned changes.
22140 (gcse_subst_count, gcse_create_count): Remove.
22141 (one_store_motion_pass): New statistics counters "n_stores_deleted"
22142 and "n_stores_created", local variables.
22144 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
22147 (regvec, compute_store_table_current_insn): Remove.
22148 (reg_set_info, reg_clear_last_set): Remove.
22149 (compute_store_table): Use DF caches instead of local dataflow
22152 2009-05-01 Joseph Myers <joseph@codesourcery.com>
22154 * c-objc-common.c (c_tree_printer): Print identifiers with
22155 pp_identifier, not pp_string. Mark "({anonymous})" for
22157 * c-pretty-print.c (pp_c_ws_string): New.
22158 (pp_c_cv_qualifier, pp_c_type_specifier,
22159 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
22160 pp_c_storage_class_specifier, pp_c_function_specifier,
22161 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
22162 pp_c_primary_expression, pp_c_postfix_expression,
22163 pp_c_unary_expression, pp_c_shift_expression,
22164 pp_c_relational_expression, pp_c_equality_expression,
22165 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
22166 use pp_string and pp_c_ws_string in place of pp_identifier and
22167 pp_c_identifier for non-identifiers. Mark English strings for
22169 * c-pretty-print.h (pp_c_ws_string): Declare.
22171 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
22172 Roland McGrath <roland@redhat.com>
22174 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
22175 (ENABLE_LD_BUILDID): New configuration option.
22176 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
22177 (LINK_BUILDID_SPEC): New macro.
22178 (init_spec): If defined, prepend it between LINK_EH_SPEC and
22180 * doc/install.texi: Document --enable-linker-build-id option.
22181 * configure: Rebuild.
22182 * config.in: Rebuild.
22184 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
22186 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
22187 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
22188 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
22189 MIPS_GP_SAVE_AREA_SIZE.
22190 * config/mips/mips.c (struct mips_frame_info): Update comment
22191 before arg_pointer_offset and hard_frame_pointer_offset.
22192 (mips_compute_frame_info): Update diagram before function: to
22193 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
22194 indicate the position of frame_pointer_rtx with -fstack-protector and
22195 to show args_size. Don't allocate cprestore area for leaf functions
22196 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
22198 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
22200 2009-04-30 Michael Matz <matz@suse.de>
22202 PR tree-optimization/39955
22203 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
22205 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
22207 * ira.c (setup_cover_and_important_classes): Use safe macro
22208 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
22210 * genpreds.c (write_tm_preds_h): Output suitable definition of
22211 REG_CLASS_FOR_CONSTRAINT.
22213 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22215 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
22217 * bitmap.c (bitmap_descriptor): Likewise.
22218 * ggc-common.c (loc_descriptor): Likewise.
22219 * varray.c (varray_descriptor): Likewise.
22220 * vec.c (vec_descriptor): Likewise.
22222 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
22224 * Makefile.in (dce.o): Add $(EXCEPT_H).
22225 * dce.c: Include except.h and delete redundant vector definitions.
22226 (deletable_insn_p): Return false for non-call insns that can throw
22229 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
22231 * gcse.c (ae_gen): Remove.
22232 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
22233 and make non-static function to make it available in store-motion.c.
22234 Update call sites with search-and-replace.
22235 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
22236 extract_mentioned_regs, extract_mentioned_regs_helper,
22237 find_moveable_store, compute_store_table, load_kills_store, find_loads,
22238 store_killed_in_insn, store_killed_after, store_killed_before,
22239 build_store_vectors, insert_insn_start_basic_block, insert-store,
22240 remove_reachable_equiv_notes, replace_store_insn, delete_store,
22241 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
22242 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
22243 * store-motion.c: ...new file. Also copy data structures from gcse.c
22244 and clean up to remove parts not used by store motion.
22245 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
22246 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
22248 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22251 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
22252 when optimizing for size.
22254 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
22256 * gcse.c (gcse_constant_p): Fix typo in last change.
22258 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
22260 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
22262 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
22264 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
22266 2009-04-29 James E. Wilson <wilson@codesourcery.com>
22268 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
22269 CONST_HIGH_PART result.
22271 2009-04-29 Anatoly Sokolov <aesok@post.ru>
22273 * config/avr/avr.c (initial_elimination_offset): Rename to
22274 avr_initial_elimination_offset.
22275 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
22276 change return type to bool.
22277 (avr_can_eliminate): New function.
22278 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
22279 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
22280 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
22281 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
22282 avr_initial_elimination_offset.
22283 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
22284 (avr_initial_elimination_offset): Define.
22286 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
22287 Steven Bosscher <steven@gcc.gnu.org>
22289 PR rtl-optimization/39938
22290 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
22291 * cfgrtl.c: Include insn-attr.h.
22292 (rest_of_pass_free_cfg): New function.
22293 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
22294 * resource.c (init_resource_info): Remove call to df_analyze.
22296 2009-04-29 Richard Guenther <rguenther@suse.de>
22299 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
22300 allow conversion to signed integers.
22302 2009-04-29 Richard Guenther <rguenther@suse.de>
22304 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
22305 shifts of floating point vectors if the shift amount is
22306 a constant multiple of the element size.
22308 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
22309 Michael Matz <matz@suse.de>
22311 PR middle-end/39927
22313 * tree-outof-ssa.c (emit_partition_copy): New function.
22314 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
22315 insert_part_to_rtx_on_edge): Perform the partition base var
22316 copy using emit_partition_copy.
22317 (insert_value_copy_on_edge): Convert constants to the right mode.
22318 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
22319 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
22321 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22323 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
22324 scan backwards to try to find a constant to initialize it.
22326 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
22327 insn before the loop_end instruction, don't look past labels.
22329 2009-04-29 Richard Guenther <rguenther@suse.de>
22331 PR middle-end/39937
22332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
22333 loose type conversions.
22334 (forward_propagate_addr_expr): Fix tuplification bug. Remove
22335 stmts only if there are no uses of its definition.
22337 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22339 * config/bfin/bfin.h (splitting_loops): Declare.
22340 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
22341 Reorder bit definitions to be ascending.
22342 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
22343 * config/bfin/bfin.c (splitting_loops): New variable.
22344 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
22345 (struct loop_info): Remove members INIT and LOOP_INIT.
22346 (bfin_optimize_loop): Don't set them. Reorder the code that generates
22347 the LSETUP sequence. Allow LC to be loaded from any register, but
22348 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
22349 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
22351 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
22352 of reload_completed.
22355 * config/bfin/bfin.md (movsi_insn): Refine constraints.
22357 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
22359 * Makefile.in (PLUGIN_VERSION_H): New.
22360 (OBJS-common): Remove plugin-version.o.
22361 (plugin.o): Depend on (PLUGIN_VERSION_H).
22362 (plugin-version.o): Remove.
22363 * configure: Regenerate
22364 * configure.ac: Create plugin-version.h.
22365 * gcc-plugin.h (plugin_gcc_version): Remove.
22366 (plugin_default_version_check): Change signature.
22367 * plugin-version.c: Remove.
22368 * plugin.c: Include plugin-version.h.
22369 (str_plugin_gcc_version_name): Remove.
22370 (try_init_one_plugin): Pass gcc version to plugin_init.
22371 (plugin_default_version_check): Both gcc and plugin versions are now
22374 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22376 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
22377 problematic last insns. Test for TYPE_CALL rather than CALL_P.
22378 Remove special case testing for last insn of inner loops. Don't fail
22379 if the loop ends with a jump, emit an extra nop instead.
22381 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
22382 DREGS rather than comparing directly. Remove code that tries to
22383 account for latencies.
22385 2009-04-29 Richard Guenther <rguenther@suse.de>
22387 PR tree-optimization/39941
22388 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
22389 eliminating an indirect call.
22391 2009-04-29 Richard Guenther <rguenther@suse.de>
22393 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
22394 parameter. Allow invariants as base if !require_lvalue.
22395 (verify_gimple_assign_single): Adjust.
22397 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
22399 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
22400 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
22401 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
22402 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
22403 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
22405 * config/bfin/bfin.c (bfin_expand_builtin,
22406 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
22408 2009-04-28 Richard Guenther <rguenther@suse.de>
22410 * tree-vect-loop.c (get_initial_def_for_induction): Use
22411 correct types for pointer increment.
22413 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22415 * toplev.c (print_version): Update GMP version string calculation.
22417 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
22419 PR rtl-optimization/39938
22420 * resource.c (init_resource_info): Add call to df_analyze.
22422 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22424 * config/alpha/alpha.md (usegp): Cast the result of
22425 alpha_find_lo_sum_using_gp to enum attr_usegp.
22426 * config/alpha/alpha.c (override_options): Remove end-of-structure
22427 marker element from cpu_table. Use array size of cpu_table to handle
22428 -mcpu and -mtune options.
22429 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
22431 2009-04-28 Joseph Myers <joseph@codesourcery.com>
22433 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
22434 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
22435 tune_32 and tune_64.
22436 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22437 support on PowerPC.
22438 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
22439 * config/rs6000/option-defaults.h: ... here. New file.
22440 (OPT_64, OPT_32): Define.
22441 (MASK_64BIT): Define to 0 if not already defined.
22442 (OPT_ARCH64, OPT_ARCH32): Define.
22443 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
22446 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22448 * config/arm/arm.c (arm_override_options): Emit error on using
22451 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22453 PR rtl-optimization/39914
22454 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22455 registers for allocnos created from user-defined variables only
22456 when not optimizing.
22458 2009-04-28 Richard Guenther <rguenther@suse.de>
22460 PR middle-end/39937
22461 * fold-const.c (fold_binary): Use distribute_real_division only
22464 2009-04-28 Steve Ellcey <sje@cup.hp.com>
22466 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
22467 add hpux-stdint.h to tm_file.
22468 (hppa[12]*-*-hpux11*): Ditto.
22469 (ia64*-*-hpux*): Ditto.
22470 * config/hpux-stdint.h: New.
22471 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
22472 __STDC_EXT__ for all compiles.
22473 * config/pa/pa-hpux.h: Ditto.
22474 * config/pa/pa-hpux10.h: Ditto.
22475 * config/pa/pa-hpux11.h: Ditto.
22477 2009-04-28 Catherine Moore <clm@codesourcery.com>
22479 * debug.h (set_name): Add comment.
22481 2009-04-28 Andrew Pinski <pinskia@gmail.com>
22484 * config/darwin.c (machopic_gen_offset): Check
22485 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
22486 * config/arm/arm.c (require_pic_register): Likewise.
22488 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
22490 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
22491 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
22492 m32c_promote_prototypes): Delete.
22494 2009-04-28 Michael Matz <matz@suse.de>
22496 PR middle-end/39922
22497 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
22500 2009-04-28 Richard Guenther <rguenther@suse.de>
22502 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
22504 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22506 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
22507 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
22508 * config/arm/arm-tune.md: Regenerate.
22510 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
22512 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
22513 block if there are complex incoming edges.
22514 (sel_merge_blocks): Remove useless assert.
22515 (sel_redirect_edge_and_branch): Check that edge was redirected.
22516 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
22517 (sel_find_rgns): Delete declaration.
22518 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
22519 the region when it is not a preheader.
22521 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22524 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
22526 2009-04-28 Richard Guenther <rguenther@suse.de>
22528 * tree.h (SSA_NAME_VALUE): Remove.
22529 (struct tree_ssa_name): Remove value_handle member.
22530 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
22531 array for jump threading.
22532 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
22534 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
22535 * tree-flow.h (threadedge_initialize_values): Declare.
22536 (threadedge_finalize_values): Likewise.
22537 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
22538 (SSA_NAME_VALUE): Define.
22539 (threadedge_initialize_values): New function.
22540 (threadedge_finalize_values): Likewise.
22541 * tree-ssa-dom.c (ssa_name_values): New global variable.
22542 (SSA_NAME_VALUE): Define.
22543 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
22545 2009-04-28 Ira Rosen <irar@il.ibm.com>
22547 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
22548 Use REPORT_VECTORIZED_LOCATIONS instead
22549 REPORT_VECTORIZED_LOOPS.
22550 * tree-vectorizer.c (vect_verbosity_level): Make static.
22551 (vect_loop_location): Rename to vect_location.
22552 (vect_set_verbosity_level): Update comment.
22553 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
22555 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
22556 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
22557 instead REPORT_UNVECTORIZED_LOOPS.
22558 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
22559 and vect_loop_def to vect_external_def and vect_internal_def.
22560 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
22561 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
22562 REPORT_UNVECTORIZED_LOCATIONS.
22563 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
22564 and vect_used_in_loop and to vect_unused_in_scope and
22565 vect_used_in_scope.
22566 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
22567 (vect_verbosity_level): Remove declaration.
22568 (vect_analyze_operations): Likewise.
22569 (vect_analyze_stmt): Declare.
22570 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
22571 REPORT_UNVECTORIZED_LOCATIONS.
22572 (vect_get_loop_niters): Fix indentation.
22573 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
22574 (vect_analyze_loop_operations): New function.
22575 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
22576 vect_analyze_operations.
22577 (vect_is_simple_reduction): Use new names.
22578 (vectorizable_live_operation, vect_transform_loop): Likewise.
22579 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
22580 to specify whether the data references can be a part of interleaving
22582 (vect_analyze_data_ref_dependence): Use new names.
22583 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
22584 (vect_create_addr_base_for_vector_ref): Remove redundant code.
22585 * tree-vect-patterns.c (widened_name_p): Use new names.
22586 (vect_recog_dot_prod_pattern): Likewise.
22587 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
22588 (process_use, vect_mark_stmts_to_be_vectorized,
22589 vect_model_simple_cost, vect_model_store_cost,
22590 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
22591 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
22592 vectorizable_operation, vectorizable_type_demotion,
22593 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
22594 vectorizable_condition): Likewise.
22595 (vect_analyze_operations): Split into vect_analyze_loop_operations
22597 (vect_analyze_stmt): ... new function.
22598 (new_stmt_vec_info): Use new names.
22599 (vect_is_simple_use): Use new names and fix comment.
22600 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
22601 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
22603 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
22606 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
22607 and integer modes for x87 operands. Do not ICE for unsupported size,
22608 generate error instead. Generate error for unsupported operand types.
22609 ['z']: Do not handle HImode memory operands specially. Warning
22610 for floating-point operands. Fallthru to 'Z' for unsupported operand
22611 types. Do not ICE for unsupported size, generate error instead.
22612 (output_387_binary_op): Use %Z to output operands.
22613 (output_fp_compare): Ditto.
22614 (output_387_reg_move): Ditto.
22616 2009-04-28 Ben Elliston <bje@au.ibm.com>
22621 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22623 * builtins.c (c_strlen): Do not warn here.
22624 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22625 * c-common.c (pointer_int_sum): Take an explicit location.
22626 Warn about offsets out of bounds.
22627 * c-common.h (pointer_int_sum): Adjust declaration.
22629 2009-04-27 Ian Lance Taylor <iant@google.com>
22631 * collect2.c (is_ctor_dtor): Change type of ret field in struct
22633 * dce.c (run_fast_df_dce): Change type of old_flags to int.
22634 * df-core.c (df_set_flags): Change return type to int. Change
22635 type of old_flags to int.
22636 (df_clear_flags): Likewise.
22637 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
22638 (df_get_conditional_uses): Likewise.
22639 * df.h (df_set_flags, df_clear_flags): Update declarations.
22640 * dwarf2out.c (struct indirect_string_node): Change type of form
22641 field to enum dwarf_form.
22642 (AT_string_form): Change return type to enum dwarf_form.
22643 * fixed-value.c (fixed_compare): Add cast to enum type.
22644 * fwprop.c (update_df): Change 0 to VOIDmode.
22645 * gensupport.c: Change 0 to UNKNOWN.
22646 * gimple.h (gimple_cond_code): Add cast to enum type.
22647 * haifa-sched.c (reemit_notes): Add cast to enum type.
22648 * hooks.c (hook_int_void_no_regs): Remove function.
22649 * hooks.h (hook_int_void_no_regs): Remove declaration.
22650 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
22651 * predict.c (combine_predictions_for_insn): Add casts to enum type.
22652 * real.c (real_arithmetic): Add cast to enum type.
22653 (real_compare): Likewise.
22654 * target.h (struct gcc_target): Change return type of
22655 branch_target_register_class to enum reg_class.
22656 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
22657 default_branch_target_register_class.
22658 * targhooks.c (default_branch_target_register_class): New function.
22659 * targhooks.h (default_branch_target_register_class): Declare.
22660 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
22661 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
22663 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
22665 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
22666 vect_uninitialized_def. Change 0 to ERROR_MARK.
22667 * tree-vect-stmts.c (supportable_widening_operation): Don't
22668 initialize icode1 and icode2.
22669 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
22670 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
22672 (cmn_err_flag_specs): Change 0 to STD_C89.
22673 (cmn_err_char_table): Likewise.
22674 * config/arm/arm.c (get_arm_condition_code): Change type of code
22675 to enum arm_cond_code.
22676 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
22677 (IWMMXT_BUILTIN2): Likewise.
22678 (neon_builtin_type_bits): Don't define typedef.
22679 (neon_builtin_datum): Change type of bits field to int.
22680 (arm_expand_neon_args): Add cast to enum type.
22681 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
22683 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
22684 casts to enum type.
22685 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
22687 * config/mips/mips.md (jal_macro): Return enum constant.
22688 (single_insn): Likewise.
22689 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
22691 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22692 casts to enum type.
22693 * config/s390/s390.c (s390_tune_flags): Change type to int.
22694 (s390_arch_flags): Likewise.
22695 (s390_handle_arch_option): Change flags field of struct pta to int.
22696 * config/s390/s390.h (s390_tune_flags): Update declaration.
22697 (s390_arch_flags): Likewise.
22698 * config/sh/sh.c (prepare_move_operands): Compare
22699 tls_symbolic_operand result with enum constant.
22700 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
22701 (sh_expand_prologue): Add cast to enum type.
22702 (sh_expand_epilogue): Likewise.
22703 (tls_symbolic_operand): Change return type to enum tls_model.
22704 (fpscr_set_from_mem): Add cast to enum type.
22705 (legitimize_pic_address): Compare tls_symbolic_operand result with
22707 (sh_target_reg_class): Change return type to enum reg_class.
22708 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
22710 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
22711 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
22712 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
22713 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
22714 (delayed_branch, tls_call_delay): Likewise.
22715 (eligible_for_sibcall_delay): Likewise.
22716 (eligible_for_return_delay): Likewise.
22717 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
22718 (spu_expand_builtin_1): Likewise.
22720 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
22721 for all types of conversions.
22722 (output_init_element): Issue -Wc++-compat warning if needed when
22723 initializing a bitfield with enum type.
22724 * c-parser.c (c_parser_expression): Set original_type to
22725 original_type of right hand operand of comma operator.
22727 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22729 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
22731 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
22732 * doc/cpp.texi (Standard Predefined Macros)
22733 (Implementation-defined behavior): Likewise.
22734 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
22735 * doc/gimple.texi (GIMPLE Exception Handling)
22736 (@code{GIMPLE_ASSIGN}): Likewise.
22737 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
22738 * doc/invoke.texi (Warning Options, Optimize Options)
22739 (AVR Options, Darwin Options): Likewise.
22740 (Optimize Options): Reformulate -fwhole-program description.
22741 * doc/loop.texi (Lambda): Likewise.
22742 * doc/md.texi (Output Template, Define Constraints)
22743 (Standard Names, Insn Splitting): Likewise.
22744 * doc/options.texi (Option properties): Likewise.
22745 * doc/passes.texi (Tree-SSA passes): Likewise.
22746 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
22747 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
22748 (File Names and DBX): Likewise.
22749 * doc/trouble.texi (Incompatibilities): Likewise.
22751 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22753 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
22754 instruction is correct.
22756 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22758 Allow non-constant arguments to conversion intrinsics.
22759 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22760 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22761 * spu.c (print_operand): Handle 'v' and 'w'.
22762 (exp2_immediate_p, spu_gen_exp2): Define.
22763 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22764 spu_convtf_1): Update parameter descriptions.
22765 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22766 * constraints.md ('v', 'w'): New.
22767 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22769 (i2f, I2F): New define_mode_attr.
22770 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22771 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22772 fixuns_truncv4sfv4si2): Update to use mode attribute.
22773 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22774 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22775 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22776 patterns for combine.
22778 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22780 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22781 (cprop, hoist, pre, store_motion): New debug counters.
22782 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22783 is not an RTL pass anymore.
22784 (pass_profiling): Remove extern decl for pass removed in 2005.
22785 (pass_gcse, pass_jump_bypass): Remove.
22786 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22787 to 0 for clean state.
22788 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22789 * cse.c (gate_handle_cse_after_global_opts,
22790 rest_of_handle_cse_after_global_opts): New functions.
22791 (pass_cse_after_global_opts): New pass, does local CSE.
22792 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22793 (TV_CPROP): New timevar.
22794 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22795 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22796 (gcse_main, recompute_all_luids): Remove.
22797 (compute_hash_table_work): Call max_reg_num instead of reading
22799 (cprop_jump): Don't set run_jump_opt_after_gcse.
22800 (constprop_register): Always allow to alter jumps.
22801 (cprop_insn): Likewise.
22802 (do_local_cprop): Likewise.
22803 (local_cprop_pass): Likewise. Return non-zero if something changed.
22804 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22805 (find_implicit_sets): Add note about missed optimization opportunity.
22806 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22807 pass_rtl_cprop execute function.
22808 Don't bother tracking the pass number, each pass gets its own dumpfile
22810 Always allow to alter jumpsand bypass jumps.
22811 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22812 will just find no suitable set.
22813 (pre_edge_insert): Fix dumping, this function is for PRE only.
22814 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22815 pass_rtl_pre execute function.
22816 (hoist_code): Return non-zero if something changed. Keep track of
22817 substitutions and insertions for statistics gathering similar to PRE.
22818 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22819 called from the pass_rtl_hoist execute function. Show pass statistics.
22820 (compute_store_table): Use max_reg_num directly instead of using the
22821 formerly global max_gcse_regno.
22822 (build_store_vectors): Likewise.
22823 (replace_store_insn): Fix dumping.
22824 (store_motion): Rename to ...
22825 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22826 pass, called from the pass_rtl_store_motion execute function. Keep
22827 track of substitutions and insertions for statistics gathering similar
22829 (bypass_jumps): Remove, fold interesting bits into ...
22830 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22831 from the pass_rtl_cprop execute function.
22832 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22833 pass_jump_bypass): Remove.
22834 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22835 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22836 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22837 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22838 (gate_rtl_store_motion, execute_rtl_store_motion,
22839 pass_rtl_store_motion): New.
22840 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22841 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22842 * passes.c (init_optimization_passes): Remove pass_gcse and
22843 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22844 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22845 instead of pass_jump_bypass.
22847 2009-04-27 Richard Guenther <rguenther@suse.de>
22849 PR middle-end/39928
22850 * gimplify.c (gimplify_expr): If we are required to create
22851 a temporary make sure it ends up as register.
22853 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22856 * config/i386/i386.c (construct_container): Don't call
22857 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22858 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22860 2009-04-27 Michael Matz <matz@suse.de>
22862 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22863 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22864 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22865 (dump_replaceable_exprs): Take a bitmap.
22866 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22868 (expand_gimple_basic_block): Likewise.
22869 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22870 replaceable_expressions member a bitmap.
22871 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22872 (mark_replaceable): Likewise.
22873 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22874 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22876 2009-04-27 Richard Guenther <rguenther@suse.de>
22878 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22879 (verify_stmts): Dispatch to gimple/type verification code.
22880 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22881 issue with call argument types.
22883 2009-04-27 Michael Matz <matz@suse.de>
22885 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22886 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22889 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22890 Eric Botcazou <ebotcazou@adacore.com>
22892 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22893 a label's basic block.
22894 (mark_target_live_regs): Tidy and rework obsolete comments.
22895 Change back DF problem to LIVE. If a label starts a basic block,
22896 assume that all registers that used to be live then still are.
22897 (init_resource_info): If a label starts a basic block, set its
22898 BLOCK_FOR_INSN accordingly.
22899 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22901 2009-04-27 Richard Guenther <rguenther@suse.de>
22903 * tree-flow-inline.h (function_ann): Remove.
22904 (get_function_ann): Likewise.
22905 * tree-dfa.c (create_function_ann): Remove.
22906 * tree-flow.h (struct static_var_ann_d): Remove.
22907 (struct function_ann_d): Likewise.
22908 (union tree_ann_d): Remove fdecl member.
22909 (function_ann_t): Remove.
22910 (function_ann, get_function_ann, create_function_ann): Remove
22913 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22915 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22917 2009-04-27 Jan Hubicka <jh@suse.cz>
22919 * ipa-pure-const.c (struct funct_state_d): New fields
22920 state_previously_known, looping_previously_known; remove
22921 state_set_in_source.
22922 (analyze_function): Use new fields.
22923 (propagate): Avoid assumption that state_set_in_source imply
22926 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22927 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22928 * cfgloop.h (finite_loop_p): Declare.
22930 2009-04-26 Michael Matz <matz@suse.de>
22932 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22934 2009-04-26 Michael Matz <matz@suse.de>
22936 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22937 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22938 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22939 pass_mark_used_blocks): Remove.
22940 * tree-optimize.c (pass_free_datastructures,
22941 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22942 * passes.c (init_optimization_passes): Don't call
22943 pass_mark_used_blocks, remove dead code.
22945 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22947 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22948 * tree-ssa-live.h (register_ssa_partition): Likewise.
22950 2009-04-26 Michael Matz <matz@suse.de>
22953 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22954 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22955 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22957 (compare_pairs): Swap cost comparison.
22958 (coalesce_ssa_name): Don't use change_partition_var.
22959 * tree-nrv.c (struct nrv_data): Add modified member.
22960 (finalize_nrv_r): Set it.
22961 (tree_nrv): Use it to update statements.
22962 (pass_nrv): Require PROP_ssa.
22963 * tree-mudflap.c (mf_decl_cache_locals,
22964 mf_build_check_statement_for): Use make_rename_temp.
22965 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22966 * alias.c (find_base_decl): Handle SSA names.
22967 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22968 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22969 * rtl.h (set_reg_attrs_for_parm): Declare.
22970 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22971 to "optimized", remove unused locals at finish.
22972 (execute_free_datastructures): Make global, call
22973 delete_tree_cfg_annotations.
22974 (execute_free_cfg_annotations): Don't call
22975 delete_tree_cfg_annotations.
22977 * ssaexpand.h: New file.
22978 * expr.c (toplevel): Include ssaexpand.h.
22979 (expand_assignment): Handle SSA names the same as register variables.
22980 (expand_expr_real_1): Expand SSA names.
22981 * cfgexpand.c (toplevel): Include ssaexpand.h.
22982 (SA): New global variable.
22983 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22984 (SSAVAR): New macro.
22985 (set_rtl): New helper function.
22986 (add_stack_var): Deal with SSA names, use set_rtl.
22987 (expand_one_stack_var_at): Likewise.
22988 (expand_one_stack_var): Deal with SSA names.
22989 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22990 before unique numbers.
22991 (expand_stack_vars): Use set_rtl.
22992 (expand_one_var): Accept SSA names, add asserts for them, feed them
22993 to above subroutines.
22994 (expand_used_vars): Expand all partitions (without default defs),
22995 then only the local decls (ignoring those expanded already).
22996 (expand_gimple_cond): Remove edges when jumpif() expands an
22997 unconditional jump.
22998 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22999 or remove abnormal edges. Ignore insns setting the LHS of a TERed
23001 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
23002 members of SA; deal with PARM_DECL partitions here; expand
23003 all PHI nodes, free tree datastructures and SA. Commit instructions
23004 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
23005 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
23006 info and statements at start, collect garbage at finish.
23007 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
23008 (VAR_ANN_PARTITION) Remove.
23009 (change_partition_var): Don't declare.
23010 (partition_to_var): Always return SSA names.
23011 (var_to_partition): Only accept SSA names.
23012 (register_ssa_partition): Only check argument.
23013 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
23015 (delete_var_map): Don't free it.
23016 (var_union): Only accept SSA names, simplify.
23017 (partition_view_init): Mark only useful SSA names as used.
23018 (partition_view_fini): Only deal with SSA names.
23019 (change_partition_var): Remove.
23020 (dump_var_map): Use ssa_name instead of partition_to_var member.
23021 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
23023 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
23024 (struct _elim_graph): New member const_dests; nodes member vector of
23026 (set_location_for_edge): New static helper.
23027 (create_temp): Remove.
23028 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
23029 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
23030 (new_elim_graph): Allocate const_dests member.
23031 (clean_elim_graph): Truncate const_dests member.
23032 (delete_elim_graph): Free const_dests member.
23033 (elim_graph_size): Adapt to new type of nodes member.
23034 (elim_graph_add_node): Likewise.
23035 (eliminate_name): Likewise.
23036 (eliminate_build): Don't take basic block argument, deal only with
23037 partition numbers, not variables.
23038 (get_temp_reg): New static helper.
23039 (elim_create): Use it, deal with RTL temporaries instead of trees.
23040 (eliminate_phi): Adjust all calls to new signature.
23041 (assign_vars, replace_use_variable, replace_def_variable): Remove.
23042 (rewrite_trees): Only do checking.
23043 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
23044 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
23045 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
23046 contains_tree_r, MAX_STMTS_IN_LATCH,
23047 process_single_block_loop_latch, analyze_edges_for_bb,
23048 perform_edge_inserts): Remove.
23049 (expand_phi_nodes): New global function.
23050 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
23051 functions, initialize new parameter, remember partitions having a
23053 (finish_out_of_ssa): New global function.
23054 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
23055 don't reset in_ssa_p here, don't disable TER when mudflap.
23056 (pass_del_ssa): Remove.
23057 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
23059 (execute_free_datastructures): Declare.
23060 * Makefile.in (SSAEXPAND_H): New variable.
23061 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
23062 * basic-block.h (commit_one_edge_insertion): Declare.
23063 * passes.c (init_optimization_passes): Move pass_nrv and
23064 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
23065 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
23066 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
23067 (redirect_branch_edge): Deal with super block when expanding, split
23068 out jump patching itself into ...
23069 (patch_jump_insn): ... here, new static helper.
23071 2009-04-26 Michael Matz <matz@suse.de>
23073 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
23074 beyond num_ssa_names.
23075 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
23076 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
23078 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23080 PR inline-asm/39543
23081 * fwprop.c (forward_propagate_asm): New function.
23082 (forward_propagate_and_simplify): Propagate also into __asm, if it
23083 doesn't increase the number of referenced registers.
23086 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
23088 2009-04-26 Jakub Jelinek <jakub@redhat.com>
23090 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
23091 note_nonlocal_vla_type for nonlocal VLAs.
23092 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
23093 contains_remapped_vars, remap_vla_decls): New functions.
23094 (convert_nonlocal_reference_stmt): If not optimizing, call
23095 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
23096 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
23097 if it wasn't found in var_map.
23098 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
23099 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
23100 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
23102 * gimplify.c (nonlocal_vlas): New variable.
23103 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
23105 (gimplify_body): Create and destroy nonlocal_vlas.
23107 * dwarf2out.c (loc_descr_plus_const): New function.
23108 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
23109 mem_loc_descriptor, loc_descriptor_from_tree_1,
23110 descr_info_loc, gen_variable_die): Use it.
23112 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
23113 !TREE_STATIC VAR_DECLs.
23114 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
23115 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
23116 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
23117 DECL_BY_REFERENCE is valid.
23118 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
23119 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
23120 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
23121 Copy DECL_BY_REFERENCE.
23122 (struct nesting_copy_body_data): New type.
23123 (nesting_copy_decl): New function.
23124 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
23125 if they have variable length.
23127 2009-04-26 Michael Matz <matz@suse.de>
23129 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
23130 mark new temporaries for renaming.
23132 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23135 * c-decl.c (global_bindings_p): Return negative value.
23136 (c_variable_size): New. Based on variable_size from
23138 (grokdeclarator): Call c_variable_size not variable_size.
23140 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
23142 * config/i386/i386.c (print_operand) ['z']: Fix typo.
23144 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
23146 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
23147 Redefine it to just use mingw/include.
23148 (ASM_SPEC): Rules for -m32 and -m64.
23149 (LINK_SPEC): Use Likewise.
23150 (SPEC_32): New define.
23151 (SPEC_64): Likewise.
23152 (SUB_LINK_SPEC): Likewise.
23153 (MULTILIB_DEFAULTS): New define.
23154 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
23155 Add multilib options.
23156 (MULTILIB_DIRNAMES): Likewise.
23157 (MULTILIB_OSDIRNAMES): Likewise.
23158 (LIBGCC): Likewise.
23159 (INSTALL_LIBGCC): Likewise.
23161 2009-04-26 Joseph Myers <joseph@codesourcery.com>
23164 * c-tree.h (enum c_inline_static_type): New.
23165 (record_inline_static): Declare.
23166 * c-decl.c (struct c_inline_static, c_inline_statics,
23167 record_inline_static, check_inline_statics): New.
23168 (pop_file_scope): Call check_inline_statics.
23169 (start_decl): Call record_inline_static instead of pedwarning
23170 directly for static in inline function.
23171 * c-typeck.c (build_external_ref): Call record_inline_static
23172 instead of pedwarning directly for static referenced in inline
23175 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
23177 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
23178 not new but only being rescanned.
23179 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
23180 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
23181 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
23182 record_set_info, compute_set, grealloc): Remove.
23183 (recompute_all_luids): New function.
23184 (gcse_main): Don't compute sets, and don't do related memory
23185 allocations/free-ing. If something changed before the end of the
23186 pass, update LUIDs using recompute_all_luids.
23187 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
23188 (free_gcse_mem): Don't free it either.
23189 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
23190 Use the df insn LUIDs.
23191 (load_killed_in_block): Likewise.
23192 (compute_hash_table_work): Don't compute reg_set_in_block.
23193 (compute_transp): Use DF_REG_DEF_CHAINs.
23194 (local_cprop_pass): Don't use compute_sets and related functions.
23195 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
23196 Use get_max_uid() instead of max_cuid.
23197 (insert_insn_end_basic_block, pre_insert_copy_insn,
23198 update_ld_motion_stores): Don't try to
23199 keep reg_set tables up to date.
23200 (pre_insert_copies): Use df insn LUIDs.
23201 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
23202 (reg_set_info): Don't use extra bitmap argument.
23203 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
23204 information to compute regs_set_in_block.
23205 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
23206 (bypass_jumps): Don't use compute_sets and friends.
23208 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23211 * opts.c (undocumented_msg): Do not leave blank even with
23214 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23216 * c-decl.c (build_enumerator): Allow values folding to integer
23217 constants but not integer constant expressions with a pedwarn if
23220 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23223 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
23224 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
23225 type is an integer constant.
23227 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23230 * config/i386/i386.c (print_operand) ['z']: Revert handling of
23233 2009-04-25 Joseph Myers <joseph@codesourcery.com>
23236 * c-decl.c (grokdeclarator): Diagnose declarations of functions
23237 with variably modified return type and no storage class
23238 specifiers, except for the case of nested functions. Distinguish
23239 extern declarations of functions with variably modified return
23240 types from those of objects with variably modified types.
23242 2009-04-25 Jan Hubicka <jh@suse.cz>
23244 * tree.c (list_equal_p): New function.
23245 * tree.h (list_equal_p): Declare.
23246 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23247 basic_block_def, basic_block, const_basic_block): New.
23248 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
23249 (redirect_eh_edge): New function.
23250 (make_eh_edge_update_phi): EH edges are not abnormal.
23251 * except.c: Include tree-flow.h.
23252 (list_match): New function.
23253 (eh_region_replaceable_by_p): New function.
23254 (replace_region): New function.
23255 (hash_type_list): New function.
23256 (hash_eh_region): New function.
23257 (eh_regions_equal_p): New function.
23258 (merge_peers): New function.
23259 (remove_unreachable_regions): Verify EH tree when checking;
23261 (copy_eh_region_1): New function.
23262 (copy_eh_region): New function.
23263 (push_reachable_handler): New function.
23264 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
23265 regions without label but with live RESX.
23266 * except.h (redirect_eh_edge_to_label): New.
23267 * tree-flow.h (redirect_eh_edge): New.
23268 * coretypes.h (edge_def, edge, const_edge, basic_block_def
23269 basic_block_def, basic_block, const_basic_block): Remove.
23270 * Makefile.in (except.o): Add dependency on tree-flow.h
23271 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
23272 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
23275 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
23278 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
23279 on the destination of memcpy.
23281 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
23283 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
23284 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
23285 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
23287 2009-04-25 Jan Hubicka <jh@suse.cz>
23289 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
23290 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
23291 to be reached by different label than left.
23292 (update_eh_edges): Update comment; remove edge_to_remove if possible
23293 and return true if suceeded.
23294 (cleanup_empty_eh): Accept sharing map; handle shared regions.
23295 (cleanup_eh): Compute sharing map.
23296 * except.c (remove_eh_handler_and_replace): Add argument if we should
23298 (remove_unreachable_regions): Update for label sharing.
23299 (label_to_region_map): Likewise.
23300 (get_next_region_sharing_label): New function.
23301 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
23303 (remove_eh_handler): Update.
23304 (remove_eh_region_and_replace_by_outer_of): New function.
23305 * except.h (struct eh_region): Add next_region_sharing_label.
23306 (remove_eh_region_and_replace_by_outer_of,
23307 get_next_region_sharing_label): Declare.
23308 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
23310 2009-04-25 Jan Hubicka <jh@suse.cz>
23312 * tree-cfg.c (split_critical_edges): Split also edges where we can't
23313 insert code even if they are not critical.
23315 2009-04-25 Jan Hubicka <jh@suse.cz>
23317 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23318 (gimple_can_remove_branch_p): EH edges won't remove branch by
23320 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
23321 updating of non-abnormal EH edges.
23322 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
23323 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
23324 (split_critical_edges): Split also edges where emitting code on them
23325 will lead to splitting later.
23327 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
23328 H.J. Lu <hongjiu.lu@intel.com>
23331 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
23332 the configured assembler supports fildq and fistpq mnemonics.
23333 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
23334 * configure: Regenerated.
23335 * config.in: Ditto.
23337 * config/i386/i386.c (print_operand): Handle 'Z'.
23338 ['z']: Remove handling of special fild/fist suffixes.
23339 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
23340 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
23341 suffix of fild insn.
23342 (*floatsi<mode>2_vector_mixed): Ditto.
23343 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
23344 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
23345 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
23346 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
23347 * config/i386/gas.h (GAS_MNEMONICS): Remove.
23349 2009-04-25 Ben Elliston <bje@au.ibm.com>
23351 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
23352 the source of a set operation.
23354 2009-04-25 Anatoly Sokolov <aesok@post.ru>
23356 * target.h (struct gcc_target): Add case_values_threshold field.
23357 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
23358 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
23359 * targhooks.c (default_case_values_threshold): New function.
23360 * targhooks.h (default_case_values_threshold): Declare function.
23361 * stmt.c (expand_case): Use case_values_threshold target hook.
23362 * expr.h (case_values_threshold): Remove declartation.
23363 * expr.c (case_values_threshold): Remove function.
23364 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
23366 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
23367 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23368 (avr_case_values_threshold): Declare as static.
23369 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
23371 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
23372 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
23373 (mn10300_case_values_threshold): New function.
23375 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23377 * ira.c (setup_cover_and_important_classes): Add enum cast.
23379 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
23381 * genpreds.c (write_enum_constraint_num): Output definition of
23382 CONSTRAINT_NUM_DEFINED_P macro.
23383 * ira.c (setup_cover_and_important_classes): Use
23384 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
23386 2009-04-24 DJ Delorie <dj@redhat.com>
23388 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
23389 __SH2A_SINGLE_ONLY__ also.
23391 2009-04-24 Steve Ellcey <sje@cup.hp.com>
23393 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
23394 (movdf_internal): Ditto.
23395 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
23396 SFmode and DFmode constants.
23397 (ia64_print_operand): Add 'G' format for printing
23398 floating point constants.
23400 2009-04-24 Richard Guenther <rguenther@suse.de>
23402 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
23403 from unsigned additions.
23405 2009-04-24 Joseph Myers <joseph@codesourcery.com>
23407 * c-typeck.c (set_init_index): Allow array designators that are
23408 not integer constant expressions with a pedwarn if pedantic.
23410 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23412 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
23413 zero if no overlap in nonzero bits between the operands.
23415 2009-04-24 Ian Lance Taylor <iant@google.com>
23417 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
23418 (record_dead_and_set_regs): Likewise.
23419 * df.h (struct df_mw_hardreg): Change flags field to int.
23420 (struct df_base_ref): Likewise.
23421 (struct df): Change changeable_flags field to int.
23422 * df-scan.c (df_defs_record): Change clobber_flags to int.
23423 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
23424 constants rather than #define macros.
23425 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
23426 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
23427 (enum dwarf_calling_convention): Likewise.
23428 (enum dwarf_line_number_x_ops): Likewise.
23429 (enum dwarf_call_frame_info): Likewise.
23430 (enum dwarf_source_language): Likewise.
23431 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
23432 (add_calling_convention_attribute): Likewise.
23433 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
23434 (combine_comparisons): Change compcode to int. Add cast to enum type.
23435 * genrecog.c (maybe_both_true_2): Change c to int.
23436 (write_switch): Likewise. Add cast to enum type.
23437 * gimplify.c (gimplify_omp_for): Handle return values from
23438 gimplify_expr using MIN rather than bitwise or.
23439 (gimplify_expr): Add cast to enum type.
23440 * ipa-prop.c (update_jump_functions_after_inlining): Change
23441 IPA_BOTTOM to IPA_JF_UNKNOWN.
23442 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
23443 Add casts to enum type.
23444 (setup_cover_and_important_classes): Change cl to int. Add casts
23446 (setup_class_translate): Change cl and mode to int.
23447 (ira_init_once): Change mode to int.
23448 (free_register_move_costs): Likewise.
23449 (setup_prohibited_mode_move_regs): Add casts to enum type.
23450 * langhooks.c (add_builtin_function_common): Rework assertion that
23451 value fits bitfield.
23452 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
23453 * omega.c (omega_do_elimination): Avoid math on enum types.
23454 * optabs.c (expand_vec_shift_expr): Remove casts to int.
23455 * opts.c (set_debug_level): Change 2 to enum constant. Use new
23456 int local to handle integral_argment value.
23457 * regmove.c (try_auto_increment): Change PUT_MODE to
23459 * reload.c (push_secondary_reload): Add casts to enum type.
23460 (secondary_reload_class, find_valid_class): Likewise.
23461 * reload1.c (emit_input_reload_insns): Likewise.
23462 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
23463 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
23464 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
23466 * tree.c (build_common_builtin_nodes): Add casts to enum type.
23467 * tree-complex.c (complex_lattice_t): Typedef to int rather than
23469 (expand_complex_libcall): Add casts to enum type.
23470 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
23471 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
23472 with ERROR_MARK, not NUM_TREE_CODES.
23473 (vect_create_epilog_for_reduction): Likewise.
23474 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
23475 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
23476 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
23478 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
23479 vect_unused_in_loop. Change 0 to loop_vect.
23480 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
23481 * var-tracking.c (get_init_value): Change return type to enum
23483 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
23484 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
23486 (arm_override_options): Add casts to enum type.
23487 (arm_emit_tls_decoration): Likewise.
23488 * config/i386/i386.c (ix86_function_specific_restore): Add casts
23490 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
23491 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
23492 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
23494 * config/s390/s390.c (code_for_builtin_64): Change to array of
23496 (code_for_builtin_31): Likewise.
23497 (s390_expand_builtin): Change code_for_builtin to enum insn_code
23499 * config/sparc/sparc.c (sparc_override_options): Change value
23500 field in struct code_model to enum cmodel. In initializer change
23501 0 to NULL and add cast to enum type.
23503 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
23504 Change all callers. Issue a -Wc++-compat warning using
23505 lhs_origtype if necessary.
23506 (convert_for_assignment): Issue -Wc++-compat warnings about
23507 invalid conversions to enum type on assignment.
23508 * c-common.h (build_modify_expr): Update declaration.
23510 2009-04-24 Nick Clifton <nickc@redhat.com>
23512 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
23513 (function_arg_advance): Likewise.
23514 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
23517 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
23519 * config/s390/constraints.md ('I', 'J'): Fix condition.
23521 2009-04-24 Diego Novillo <dnovillo@google.com>
23523 * gengtype-parse.c (parse_error): Add newline after message.
23525 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
23527 * config/i386/sse.md (avxmodesuffixs): Removed.
23528 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
23529 (*avx_pinsr<ssevecsize>): This.
23531 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
23533 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
23534 follow chains of regs with a single definition, and allow expressions
23535 that are function_invariant_p.
23536 (simple_rhs_p): Allow expressions that are function_invariant_p.
23538 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
23540 PR middle-end/39867
23541 * fold-const.c (fold_cond_expr_with_comparison): When folding
23542 > and >= to MAX, make sure the MAX uses the same type as the
23543 comparison's operands.
23545 2009-04-24 Nick Clifton <nickc@redhat.com>
23547 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
23548 addressing for DImode accesses.
23549 (frv_print_operand_address): Handle PLUS case.
23550 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
23552 2009-04-24 Jakub Jelinek <jakub@redhat.com>
23554 PR rtl-optimization/39794
23555 * alias.c (canon_true_dependence): Add x_addr argument.
23556 * rtl.h (canon_true_dependence): Adjust prototype.
23557 * cse.c (check_dependence): Adjust canon_true_dependence callers.
23558 * cselib.c (cselib_invalidate_mem): Likewise.
23559 * gcse.c (compute_transp): Likewise.
23560 * dse.c (scan_reads_nospill): Likewise.
23561 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
23562 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
23563 canon_base_addr of the group, plus optional offset.
23564 (struct group_info): Rename canon_base_mem to
23566 (get_group_info): Set canon_base_addr to canon_rtx of base, not
23567 canon_rtx of base_mem.
23569 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
23571 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
23572 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
23574 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23576 * config/spu/spu-builtins.h: Delete file.
23578 * config/spu/spu.h (enum spu_builtin_type): Move here from
23580 (struct spu_builtin_description): Likewise. Add GTY marker.
23581 Do not use enum spu_function_code or enum insn_code.
23582 (spu_builtins): Add extern declaration.
23584 * config/spu/spu.c: Do not include "spu-builtins.h".
23585 (enum spu_function_code, enum spu_builtin_type_index,
23586 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
23587 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
23588 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
23589 unsigned_V2DI_type_node): Move here from spu-builtins.h.
23590 (spu_builtin_types): Make static. Add GTY marker.
23591 (spu_builtins): Add extern declaration with GTY marker.
23592 Include "gt-spu.h".
23594 * config/spu/spu-c.c: Do not include "spu-builtins.h".
23595 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
23596 Check programmatically whether all parameters are scalar.
23598 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
23600 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
23602 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
23603 assignment from the constructor either if the target is volatile.
23605 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
23607 * config/arm/arm.md (insv): Do not share operands[0].
23609 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
23611 * config/vxlib-tls.c (active_tls_threads): Delete.
23612 (delete_hook_installed): New.
23613 (tls_delete_hook): Don't delete the delete hook.
23614 (tls_destructor): Delete it here.
23615 (__gthread_set_specific): Adjust installing the delete hook.
23616 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
23617 __gthread_leave_tsd_dtor_context.
23619 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
23621 * c-format.c (gcc_tdiag_char_table): Add support for %E.
23623 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
23625 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
23627 (alpha_rtx_costs): Ditto.
23628 (emit_unlikely_jump): Use add_reg_note.
23629 (emit_frame_store_1): Ditto.
23630 (alpha_expand_prologue): Ditto.
23631 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23632 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
23634 2009-04-23 Nick Clifton <nickc@redhat.com>
23636 * config/v850/v850.md (epilogue): Remove suppressed code.
23637 (return): Rename to return_simple and remove test of frame size.
23638 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
23639 to gen_return_simple.
23641 2009-04-22 Jing Yu <jingyu@google.com>
23644 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
23646 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
23649 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
23650 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
23651 value is a VECTOR_CST, the element type is the element type of the
23654 2009-04-22 DJ Delorie <dj@redhat.com>
23656 * config/m32c/m32c.h: Update GTY annotations to new syntax.
23658 2009-04-22 Jakub Jelinek <jakub@redhat.com>
23660 * alias.c (find_base_term): Move around LO_SUM case, so that
23661 CONST falls through into PLUS/MINUS handling.
23664 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
23665 into 0, use omit_one_operand.
23667 2009-04-23 Ben Elliston <bje@au.ibm.com>
23669 * config/rs6000/linux-unwind.h (get_regs): Remove type
23670 puns. Change the type of `pc' to an array of unsigned ints and
23671 update all users. Constify frame24.
23673 2009-04-22 DJ Delorie <dj@redhat.com>
23675 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
23676 declarations before code.
23677 (current_function_special_page_vector): Likewise.
23678 (m32c_expand_insv): Silence a warning.
23680 2009-04-21 Taras Glek <tglek@mozilla.com>
23682 * alias.c: Update GTY annotations to new syntax.
23683 * basic-block.h: Likewise.
23684 * bitmap.h: Likewise.
23685 * c-common.h: Likewise.
23686 * c-decl.c: Likewise.
23687 * c-parser.c: Likewise.
23688 * c-pragma.c: Likewise.
23689 * c-tree.h: Likewise.
23690 * cfgloop.h: Likewise.
23691 * cgraph.h: Likewise.
23692 * config/alpha/alpha.c: Likewise.
23693 * config/arm/arm.h: Likewise.
23694 * config/avr/avr.h: Likewise.
23695 * config/bfin/bfin.c: Likewise.
23696 * config/cris/cris.c: Likewise.
23697 * config/darwin.c: Likewise.
23698 * config/frv/frv.c: Likewise.
23699 * config/i386/i386.c: Likewise.
23700 * config/i386/i386.h: Likewise.
23701 * config/i386/winnt.c: Likewise.
23702 * config/ia64/ia64.h: Likewise.
23703 * config/iq2000/iq2000.c: Likewise.
23704 * config/mips/mips.c: Likewise.
23705 * config/mmix/mmix.h: Likewise.
23706 * config/pa/pa.c: Likewise.
23707 * config/pa/pa.h: Likewise.
23708 * config/rs6000/rs6000.c: Likewise.
23709 * config/s390/s390.c: Likewise.
23710 * config/sparc/sparc.c: Likewise.
23711 * config/xtensa/xtensa.c: Likewise.
23712 * cselib.h: Likewise.
23713 * dbxout.c: Likewise.
23714 * dwarf2out.c: Likewise.
23715 * except.c: Likewise.
23716 * except.h: Likewise.
23717 * fixed-value.h: Likewise.
23718 * function.c: Likewise.
23719 * function.h: Likewise.
23720 * gimple.h: Likewise.
23721 * integrate.c: Likewise.
23722 * optabs.c: Likewise.
23723 * output.h: Likewise.
23724 * real.h: Likewise.
23726 * stringpool.c: Likewise.
23727 * tree-data-ref.c: Likewise.
23728 * tree-flow.h: Likewise.
23729 * tree-scalar-evolution.c: Likewise.
23730 * tree-ssa-address.c: Likewise.
23731 * tree-ssa-alias.h: Likewise.
23732 * tree-ssa-operands.h: Likewise.
23733 * tree.c: Likewise.
23734 * tree.h: Likewise.
23735 * varasm.c: Likewise.
23736 * varray.h: Likewise.
23738 * coretypes.h: Do not define GTY macro if it is already defined.
23739 * doc/gty.texi: Update GTY documentation to new syntax.
23740 * gengtype-lex.l: Enforce attribute-like syntax for GTY
23741 annotations on structs.
23742 * gengtype-parse.c: Likewise.
23744 2009-04-22 Mark Heffernan <meheff@google.com>
23746 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
23748 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23750 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
23753 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
23755 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
23756 the same as a PLUS without a shift. Increase the cost of a
23759 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23761 * Makefile.in: Update dependencies.
23762 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23763 * errors.h: Remove bogus comment about compatibility.
23764 (warning): Update declaration.
23765 * genautomata.c: Update all calls to warning.
23766 * gimple.c: Do not include errors.h. Include toplev.h.
23767 * tree-ssa-structalias.c: Do not include errors.h.
23768 * omega.c: Likewise.
23769 * tree-ssa-reassoc.c: Likewise.
23770 * config/spu/spu-c.c: Likewise.
23771 * config/spu/t-spu-elf: Update dependencies.
23773 2009-04-22 Richard Guenther <rguenther@suse.de>
23775 PR tree-optimization/39824
23776 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23777 make sure the types are compatible.
23779 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23782 * c-common.c (c_parse_error): Take a token_flags parameter.
23783 Use token_type for the token type instead.
23784 Pass token_flags to cpp_type2name.
23785 * c-common.h (c_parse_error): Update declaration.
23786 * c-parser.c (c_parser_error): Pass 0 as token flags.
23788 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23790 PR rtl-optimization/39580
23791 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23793 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23795 * function.c (expand_function_end): Do not emit a jump to the "naked"
23796 return label for fall-through returns.
23797 * except.c (sjlj_emit_function_exit): Always place the call to the
23798 unregister function at the location installed by expand_function_end.
23800 2009-04-22 Richard Guenther <rguenther@suse.de>
23802 PR tree-optimization/39845
23803 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23804 (gen_inbound_check): Likewise.
23806 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23808 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23810 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23811 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23813 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23815 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23816 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23817 shift counts to avoid out-of-bounds array accesses.
23819 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23821 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23822 (Pmode): Move above.
23824 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23826 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23827 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23828 GET_CODE macro. Use IN_RANGE macro where appropriate.
23829 * config/alpha/alpha.h: Ditto.
23830 * config/alpha/alpha.md: Ditto.
23831 * config/alpha/constraints.md: Ditto.
23832 * config/alpha/predicates.md: Ditto.
23834 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23836 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23837 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23838 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23839 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23840 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23841 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23842 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23843 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23844 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23845 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23846 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23847 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23848 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23849 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23850 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23851 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23852 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23853 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23854 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23855 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23856 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23857 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23858 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23859 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23860 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23861 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23862 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23864 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23866 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23867 references from comments.
23868 * cfgbuild.c (count_basic_blocks): Delete.
23869 (find_basic_blocks_1): Delete.
23870 (find_basic_blocks): Delete.
23871 * except.c (finish_eh_generation): Make static. Move comment from
23872 except.h here. Remove find_basic_blocks references from comments.
23873 * except.h (finish_eh_generation): Delete.
23874 * basic-block.h (find_basic_blocks): Delete.
23875 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23877 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23879 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23880 (sdbout_parms): Likewise.
23882 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23884 * config/sh/sh.c (prepare_cbranch_operands): Use
23885 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23886 (expand_cbranchdi4): Likewise.
23887 (from_compare): Add cast to enum type.
23888 (expand_cbranchsi4): Use add_reg_note.
23889 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23890 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23891 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23892 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23893 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23894 instead of CODE_FOR_nothing.
23895 (cbranchdi4): Likewise. Fix the order of arguments for
23897 (push_fpscr): Use add_reg_note.
23898 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23899 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23901 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23903 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23904 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23905 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23906 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23907 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23908 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23909 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23910 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23911 config/alpha/x-vms, config/arc/t-arc,
23912 config/arm/README-interworking, config/arm/arm-c.c,
23913 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23914 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23915 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23916 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23917 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23918 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23919 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23920 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23921 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23922 config/cris/t-elfmulti, config/crx/t-crx,
23923 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23924 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23925 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23926 config/h8300/t-h8300, config/i386/athlon.md,
23927 config/i386/darwin-libgcc.10.4.ver,
23928 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23929 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23930 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23931 config/i386/t-linux64, config/i386/t-nwld,
23932 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23933 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23934 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23935 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23936 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23937 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23938 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23939 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23940 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23941 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23942 config/m68k/t-uclinux, config/mcore/t-mcore,
23943 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23944 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23945 config/mips/crtn.asm, config/mips/irix-crti.asm,
23946 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23947 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23948 config/mips/mips-fixed.md, config/mips/sb1.md,
23949 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23950 config/mips/t-iris6, config/mips/t-isa3264,
23951 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23952 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23953 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23954 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23955 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23956 config/mn10300/t-linux, config/mn10300/t-mn10300,
23957 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23958 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23959 config/picochip/libgccExtras/clzsi2.asm,
23960 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23961 config/rs6000/darwin-libgcc.10.4.ver,
23962 config/rs6000/darwin-libgcc.10.5.ver,
23963 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23964 config/rs6000/t-aix43, config/rs6000/t-aix52,
23965 config/rs6000/t-darwin, config/rs6000/t-fprules,
23966 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23967 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23968 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23969 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23970 config/rs6000/t-rtems, config/rs6000/t-spe,
23971 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23972 config/score/t-score-elf, config/sh/divcost-analysis,
23973 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23974 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23975 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23976 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23977 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23978 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23979 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23980 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23981 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23982 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23983 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23984 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23985 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23986 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23987 * config/h8300/genmova.sh: Include copyright and license notices
23988 in generated output.
23989 * config/h8300/mova.md: Regenerate.
23990 * doc/install.texi2html: Include word "Copyright" in copyright
23991 notice and use name "Free Software Foundation, Inc.".
23992 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23993 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23994 ChangeLog-2007, ChangeLog-2008: Correct dates.
23996 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23998 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23999 NE_EXPR operations as well.
24000 * c-parser.c (c_parser_condition): Do not set location information on
24002 (c_parser_conditional_expression): Likewise.
24003 (c_parser_binary_expression): Set location information on operators.
24004 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
24005 TRUTH_NOT_EXPR has been folded.
24006 * fold-const.c (fold_truth_not_expr): Copy location information from
24007 the incoming expression to the outgoing one.
24008 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
24009 recursive calls on the LHS of the operator but pass that of the
24010 operator to recursive calls on the RHS of the operator. Set it
24012 (shortcut_cond_expr): Set the locus of the operator on the second
24013 COND_EXPR and that of the expression on the first in degenerate cases.
24014 Pass the locus of the expression to calls to shortcut_cond_r.
24015 Set the locus of the 'then' block on the associated jump, if any.
24016 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
24017 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
24018 expression to call to gimplify_boolean_expr.
24020 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
24022 * config.gcc: Add additional configuration for
24023 i686-w64-mingw* and x86_64-w64-mingw* triplet.
24024 * config/i386/mingw-w64.h: New mingw-w64 specific header.
24025 (CPP_SPEC): Redefine for allowing -municode option.
24026 (STARTFILE_SPEC): Likewise.
24027 * config/i386/t-mingw-w64: New.
24028 * config/i386/mingw-w64.opt: New.
24029 (municode): Add new target option.
24030 * doc/invoke.texi (municode): Add documentation for new option.
24032 2009-04-21 Ian Lance Taylor <iant@google.com>
24034 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24035 Correct test for number of arguments.
24036 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
24038 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
24040 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
24041 argument of emit_library_call.
24043 2009-04-21 Richard Guenther <rguenther@suse.de>
24045 PR middle-end/39829
24046 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
24047 inside VIEW_CONVERT_EXPRs.
24049 2009-04-21 Martin Jambor <mjambor@suse.cz>
24051 * tree-switch-conversion.c (build_constructors): Split a long line.
24052 (constructor_contains_same_values_p): New function.
24053 (build_one_array): Create assigns of constants if possible, do not
24054 call mark_sym_for_renaming, call update_stmt.
24055 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
24056 make_rename_temp. Do not call mark_symbols_for_renaming, call
24058 (gen_def_assigns): Do not call mark_symbols_for_renaming or
24059 find_new_referenced_vars, call update_stmt.
24060 (gen_inbound_check): Use create_tmp_var and create ssa names manually
24061 instead of calling make_rename_temp. Do not call
24062 find_new_referenced_vars or mark_symbols_for_renaming, call
24065 2009-04-21 Richard Guenther <rguenther@suse.de>
24067 PR tree-optimization/39827
24068 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
24069 (tree_ssa_phiprop): Pass the correct array size.
24071 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
24073 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
24075 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
24078 * c-typeck.c (lvalue_p): Move declaration ...
24079 * c-common.h (lvalue_p): ... to here.
24080 * c-common.c (candidate_equal_p): New.
24081 (add_tlist): Use it.
24082 (merge_tlist): Use it.
24083 (warn_for_collisions_1): Likewise.
24084 (warning_candidate_p): Accept more candidates.
24085 (verify_tree): A warning candidate can be an expression. Use
24088 2009-04-21 Ben Elliston <bje@au.ibm.com>
24091 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24092 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
24093 options. Remove -mcall-solaris documentation.
24095 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24098 * doc/invoke.texi (-Wlong-long): Update description.
24099 * c-lex (interpret_integer): Only warn if there was no previous
24100 overflow and -Wlong-long is enabled.
24101 * c-decl.c (declspecs_add_type): Drop redundant flags.
24102 * c.opt (Wlong-long): Init to -1.
24103 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
24104 and front-end warn_long_long. Wlong-long only depends on other
24105 flags if it is uninitialized.
24106 * c-parser.c (disable_extension_diagnostics): warn_long_long is
24107 the same for CPP and FE.
24108 (restore_extension_diagnostics): Likewise.
24110 2009-04-20 Ian Lance Taylor <iant@google.com>
24112 Fix enum conversions which are invalid in C++:
24113 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
24114 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
24115 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
24116 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
24117 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
24118 (dbxout_parms): Likewise.
24119 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
24120 (df_clear_flags): Likewise.
24121 * df-problems.c (df_rd_bb_local_compute_process_def): Change
24122 top_flag parameter to int.
24123 (df_chain_create_bb_process_use): Likewise.
24124 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
24126 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
24127 (df_ref_create_structure, df_def_record_1): Likewise.
24128 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
24129 (df_notes_rescan): Change 0 to VOIDmode in function call.
24130 (df_get_call_refs, df_insn_refs_collect): Likewise.
24131 (df_bb_regs_collect): Likewise.
24132 (df_entry_block_defs_collect): Likewise.
24133 (df_exit_block_uses_collect): Likewise.
24134 * df.h: Update declarations.
24135 * double-int.c (double_int_divmod): Add cast to enum type.
24136 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
24137 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
24138 (based_loc_descr): Likewise.
24139 (loc_descriptor_from_tree_1): Change first_op and second_op to
24140 enum dwarf_location_atom. Add cast to enum type.
24141 * expmed.c (init_expmed): Change 0 to SET in function call.
24142 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
24143 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
24144 (do_store_flag): Likewise.
24145 * fixed-value.h (struct fixed_value): Change mode to enum
24147 * function.c (assign_parms): Change 0 to VOIDmode in function call.
24148 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
24150 (insert_insn_decl, insert_decl, insert_state): Likewise.
24151 (automata_list_finish): Likewise.
24152 * genrecog.c (process_define_predicate): Add cast to enum type.
24153 * gensupport.c (init_predicate_table): Add cast to enum type.
24154 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
24156 (gimple_build_call_1, gimple_build_label): Likewise.
24157 (gimple_build_goto, gimple_build_asm_1): Likewise.
24158 (gimple_build_switch_1, gimple_build_cdt): Likewise.
24159 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
24160 (enum fallback): Rename from enum fallback_t.
24161 (fallback_t): Typedef as int.
24162 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
24163 GSI_SAME_STMT in function call.
24164 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
24166 (setup_reg_class_relations): Likewise.
24167 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
24168 (setup_prohibited_class_mode_regs): Add cast to enum type.
24169 (setup_prohibited_mode_move_regs): Likewise.
24170 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
24171 (record_address_regs): Change i to enum reg_class.
24172 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
24173 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
24174 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
24175 (GET_MODE_2XWIDER_MODE): Likewise.
24176 (GET_CLASS_NARROWEST_MODE): Likewise.
24177 * omp-low.c (expand_omp_for): Add cast to enum type.
24178 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
24179 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
24180 * postreload.c (reload_cse_simplify_operands): Change rclass local
24182 * predict.c (combine_predictions_for_insn): Change best_predictor
24183 and predictor to enum br_predictor.
24184 (combine_predictions_for_bb): Likewise.
24185 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
24186 use SET_PREDICT_EXPR_OUTCOME.
24187 * real.c (real_arithmetic): Change icode to code in function call.
24188 * reginfo.c (init_move_cost): Add casts to enum type.
24189 (init_reg_sets_1, init_fake_stack_mems): Likewise.
24190 * regmove.c (regclass_compatible_p): Change class0 and class1 to
24192 * reload.c (find_valid_class): Add casts to enum type.
24193 (push_reload): Change 0 to NO_REGS in function call.
24194 (find_reloads): Change this_alternative to array of enum
24195 reg_class. Remove some now-unnecessary casts.
24196 (make_memloc): Change 0 to VOIDmode in function call.
24197 * reload1.c (reload): Change 0 to VOIDmode in function call.
24198 (eliminate_regs_1, elimination_effects): Likewise.
24199 (eliminate_regs_in_insn): Likewise.
24200 (emit_input_reload_insns): Add cast to enum type.
24201 (delete_output_reload): Change 0 to VOIDmode in function call.
24202 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
24203 to enum type in function call.
24204 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
24205 (SET_PREDICT_EXPR_OUTCOME): Define.
24206 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
24207 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
24208 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
24209 (dump_function): Likewise.
24210 * tree-dump.h: Update declarations.
24211 * tree-pass.h: Update declarations.
24212 * varasm.c (assemble_integer): Change mclass to enum mode_class.
24213 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
24215 (arm_rtx_costs_1): Correct parenthesization.
24216 (arm_rtx_costs): Add casts to enum type.
24217 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
24218 (vfp_emit_fstmd): Use add_rg_note.
24219 (emit_multi_reg_push, emit_sfm): Likewise.
24220 (thumb_set_frame_pointer): Likewise.
24221 (arm_expand_prologue): Likewise.
24222 (arm_regno_class): Change return type to enum reg_class.
24223 (thumb1_expand_prologue): Use add_reg_note.
24224 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
24225 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
24227 * config/arm/gentune.sh: Add cast to enum type.
24228 * config/arm/arm-tune.md: Rebuild.
24229 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
24230 (ix86_split_fp_branch, predict_jump): Likewise.
24231 (ix86_expand_multi_arg_builtin): Change sub_code from enum
24232 insn_code to enum rtx_code.
24233 (ix86_builtin_vectorized_function): Add cast to enum type.
24234 * config/i386/i386.md (truncdfsf2): Change slot to enum
24236 (truncxf<mode>2, isinf<mode>2): Likewise.
24237 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
24239 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
24240 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
24241 (insert_bundle_state): Change 1 to INSERT in function call.
24242 (ia64_add_bundle_selector_before): Likewise.
24243 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
24244 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
24245 (restore_stack_nonlocal): Likewise.
24246 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
24248 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
24250 (mips_rtx_costs): Likewise.
24251 (mips_override_options): Add casts to enum type.
24252 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
24254 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
24255 (store_reg, set_reg_plus_d): Likewise.
24256 (hppa_expand_prologue, hppa_profile_hook): Likewise.
24257 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
24259 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
24261 (emit_unlikely_jump): Use add_reg_note.
24262 (rs6000_emit_allocate_stack): Likewise.
24263 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
24264 (output_toc): Change 1 to INSERT in function call.
24265 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
24266 (rs6000_initialize_trampoline): Likewise.
24267 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
24269 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
24270 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
24271 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
24272 (save_gprs): Use add_reg_note.
24273 (s390_emit_prologue): Likewise.
24274 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
24275 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
24276 (sparc_fold_builtin): Add cast to enum type.
24277 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
24279 (spu_expand_prologue): Use add_reg_note.
24280 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
24282 2009-04-20 Ian Lance Taylor <iant@google.com>
24284 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
24285 (c_parser_postfix_expression_after_primary): Get VEC for list of
24286 arguments. Get original types of arguments. Call
24287 build_function_call_vec.
24288 (cached_expr_list_1, cached_expr_list_2): New static variables.
24289 (c_parser_expr_list): Change return type to VEC *. Add
24290 p_orig_types parameter. Change all callers.
24291 (c_parser_release_expr): New static function.
24292 (c_parser_vec_to_tree_list): New static function.
24293 * c-typeck.c (build_function_call): Rewrite to build a VEC and
24294 call build_function_call_vec.
24295 (build_function_call_vec): New function, based on old
24296 build_function_call.
24297 (convert_arguments): Remove nargs and argarray parameters. Change
24298 values to a VEC. Add origtypes parameter.
24299 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
24300 (convert_for_assignment): Add origtype parameter. Change all
24301 callers. If warn_cxx_compat, check for conversion to an enum
24302 type when calling a function.
24303 (store_init_value): Add origtype parameter. Change all callers.
24304 (digest_init): Likewise.
24305 (struct init_node): Add origtype field.
24306 (add_pending_init): Add origtype parameter. Change all callers.
24307 (output_init_element): Likewise.
24308 (output_pending_init_elements): Pass origtype from init_node to
24309 output_init_element.
24310 (process_init_element): Pass origtype from c_expr to
24311 output_init_element.
24312 (c_finish_return): Add origtype parameter. Change all callers.
24313 * c-common.c (sync_resolve_size): Change params to VEC *. Change
24315 (sync_resolve_params): Likewise.
24316 (sync_resolve_return): Change params to first_param. Change caller.
24317 (resolve_overloaded_builtins): Change params to VEC *. Change
24318 callers. Save first parameter around call to build_function_call_vec.
24319 * c-decl.c (finish_decl): Add origtype parameter. Change all
24320 callers. Call build_function_call_vec rather than
24321 build_function_call for cleanup.
24322 * c-tree.h: Update declarations.
24323 * c-common.h: Update declarations.
24324 * stub-objc.c (objc_rewrite_function_call): Change parameter from
24325 params to first_param.
24326 * target.h (struct gcc_target): Change resolve_overloaded_builtin
24327 params parameter from tree to void *.
24328 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
24329 Change arglist parameter to have type void *, and to be a pointer
24331 * config/rs6000/rs6000-protos.h
24332 (altivec_resolve_overloaded_builtin): Update declaration.
24333 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
24334 fnargs parameter to have type void *, and to be a pointer to a
24335 VEC. Call build_function_call_vec instead of
24336 build_function_call.
24337 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
24339 2009-04-20 Joey Ye <joey.ye@intel.com>
24340 Xuepeng Guo <xuepeng.guo@intel.com>
24341 H.J. Lu <hongjiu.lu@intel.com>
24343 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
24345 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
24346 (IX86_LEA_PRIORITY): Likewise.
24347 (distance_non_agu_define): New function.
24348 (distance_agu_use): Likewise.
24349 (ix86_lea_for_add_ok): Likewise.
24350 (ix86_dep_by_shift_count): Likewise.
24352 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
24353 should split for LEA.
24355 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
24357 (ix86_dep_by_shift_count): Likewise.
24359 2009-04-20 Richard Guenther <rguenther@suse.de>
24361 * expr.c (handled_component_p): Move ...
24362 * tree.h (handled_component_p): ... here.
24363 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
24364 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
24365 and REALPART_EXPR to be in one group.
24367 2009-04-20 Richard Guenther <rguenther@suse.de>
24369 * basic-block.h (get_all_dominated_blocks): Declare.
24370 * dominance.c (get_all_dominated_blocks): New function.
24371 * tree-cfg.c (get_all_dominated_blocks): Remove.
24372 (remove_edge_and_dominated_blocks): Adjust.
24373 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
24374 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
24375 instead of recursing.
24377 2009-04-20 Doug Kwan <dougkwan@google.com>
24379 * cgraph.h (cgraph_node_ptr): New type for vector functions.
24380 (struct cgraph_node_set_def): New type.
24381 (cgraph_node_set) New type. Also declare vector functions.
24382 (struct cgraph_node_set_element_def): New type.
24383 (cgraph_node_set_element): Ditto.
24384 (cgraph_node_set_iterator): New iterator type.
24385 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
24386 cgraph_node_set_remove, dump_cgraph_node_set,
24387 debug_cgraph_node_set): New prototypes.
24388 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
24389 cgraph_node_set_size): New inlines.
24390 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
24391 including cgraph.h.
24392 (struct ipa_opt_pass): Add struct cgraph_node_set_def
24393 argument to function 'write_summary'.
24394 * ipa.c: Include ggc.h.
24395 (hash_cgraph_node_set_element,
24396 eq_cgraph_node_set_element, cgraph_node_set_new,
24397 cgraph_node_set_add, cgraph_node_set_remove,
24398 cgraph_node_set_find, dump_cgraph_node_set,
24399 debug_cgraph_node_set): New functions.
24400 * Makefile.in (ipa.o): Add dependency on GGC_H.
24402 2009-04-20 Ira Rosen <irar@il.ibm.com>
24404 PR tree-optimization/39675
24405 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
24406 check of the return code of vect_schedule_slp. Check that
24407 stmt_vec_info still exists for the statement, before checking its
24408 vectorization type.
24410 2009-04-20 Michael Matz <matz@suse.de>
24412 * Makefile.in (generated_files): Take out $(simple_generated_c).
24414 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
24416 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
24417 (UINTPTR_TYPE): Likewise.
24419 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24422 * c-typeck.c (digest_init): Check for initializing an array with a
24425 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24428 * c-semantics.c (pop_stmt_list): Propagate
24429 STATEMENT_LIST_HAS_LABEL to parent statement list.
24431 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
24433 * config/mips/mips.h (mips_tune_attr): New macro.
24434 * config/mips/mips.md (cpu): Use it.
24436 2009-04-19 Joseph Myers <joseph@codesourcery.com>
24439 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
24442 2009-04-19 Diego Novillo <dnovillo@google.com>
24444 * toplev.c (compile_file): Move call to coverage_finish ...
24445 * cgraphunit.c (ipa_passes): ... here.
24446 Call cgraph_process_new_functions.
24447 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
24448 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
24450 2009-04-19 Jan Hubicka <jh@suse.cz>
24452 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
24454 (dump_cgraph_node): Dump can throw external flag.
24455 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
24457 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
24461 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
24462 * common.opt (Wlogical-op): Move from here...
24463 * c.opt (Wlogical-op): ... to here.
24464 * c-typeck.c (parser_build_binary_op): Update call to
24465 warn_logical_operator.
24466 * c-opts.c (c_common_post_options): Enable warn_logical_op with
24468 * c-common.c (warn_logical_op): Update.
24469 * c-common.h (warn_logical_op): Update declaration.
24471 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
24473 * tree.c (protected_set_expr_location): Fix formatting.
24475 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24478 * c-typeck.c (readonly_warning): new.
24479 (build_unary_op, build_modify_expr): Use readonly_warning for
24480 storing into something readonly but not const-qualified.
24482 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24485 * c-typeck.c (build_unary_op): Check for taking address of
24486 expression of type void.
24488 2009-04-18 Joseph Myers <joseph@codesourcery.com>
24491 * c-typeck.c (build_function_call): Check for calling a function
24492 with qualified void return types. Call require_complete_type when
24495 2009-04-18 Jan Hubicka <jh@suse.cz>
24497 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
24499 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
24500 can_throw_external flag.
24501 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
24502 * ipa-pure-const.c (ignore_edge): New function.
24503 (propagate): Compute order for NOTHROW computation; set NOTHROWs
24504 only over can_throw_external edges.
24505 (local_pure_const): Add nothrow flag.
24506 * ipa-utils.c (searchc): Add ignore_edge callback.
24507 (ipa_utils_reduced_inorder): Add ignore_edge callback.
24508 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
24509 (set_nothrow_function_flags): Update cgraph.
24510 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
24512 2009-04-18 Richard Guenther <rguenther@suse.de>
24514 PR middle-end/39804
24515 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
24516 (fold_stmt): ... this and ...
24517 (fold_stmt_inplace): ... this.
24518 (fold_stmt_1): Fold references in calls and asms.
24519 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
24521 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24523 * tree-vrp.c (ssa_name_nonzero_p): Remove.
24524 * tree.h: Remove the prototype for ssa_name_nonzero_p.
24526 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24528 * tree.c (function_args_count): Remove.
24529 * tree.h: Remove the prototype for function_args_count.
24531 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24533 * tree-iterator.c (expr_only): Remove.
24534 * tree.h: Remove the prototype for expr_only.
24536 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24538 * reginfo.c (cannot_change_mode_set_regs): Remove.
24539 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
24541 2009-04-08 Anatoly Sokolov <aesok@post.ru>
24543 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
24544 whether operands 0 and 1 overlaps.
24546 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
24548 PR middle-end/36902
24549 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
24550 pointer. Use warning_at instead of warning.
24551 (search_for_addr_array): Likewise.
24552 (check_array_bounds): Likewise.
24553 (check_all_array_refs): Check that the incoming edge is not in the
24554 list of edges to be removed.
24555 (check_all_array_refs): Avoid the temporal pointer.
24556 (vrp_visit_cond_stmt): Fix typo.
24557 (simplify_switch_using_ranges): Handle the case where the switch
24558 index is an integer constant.
24560 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
24562 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
24564 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
24566 * doc/extend.texi, doc/invoke.texi: Fix typos.
24568 2009-04-17 Cary Coutant <ccoutant@google.com>
24570 * tree-flow-inline.h (get_lineno): Fix inverted test.
24572 2009-04-17 Diego Novillo <dnovillo@google.com>
24574 * tree-ssa-pre.c (create_expression_by_pieces): Remove
24575 assertion for AVAIL_OUT.
24577 2009-04-17 Mike Frysinger <vapier@gentoo.org>
24580 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
24581 * config/sh/linux-atomic.asm: Likewise.
24583 2009-04-17 Diego Novillo <dnovillo@google.com>
24585 * except.c (debug_eh_tree): New.
24586 (struct eh_region, struct eh_status): Move ...
24587 * except.h: ... here.
24588 (add_type_for_runtime): Declare extern.
24589 (lookup_type_for_runtime): Likewise.
24590 (debug_eh_tree): Declare.
24591 * Makefile.in (GTFILES): List except.h before except.c
24593 2009-04-17 Diego Novillo <dnovillo@google.com>
24595 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
24596 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
24597 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
24598 (find_vars_r): ... here.
24599 * tree-flow.h (find_referenced_vars_in): Declare.
24600 * tree-ssa-pre.c (create_expression_by_pieces): Assert
24601 that AVAIL_OUT exists for BLOCK.
24602 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
24603 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
24604 (tree-parloops.o): Likewise.
24606 2009-04-17 Simon Baldwin <simonb@google.com>
24608 * toplev.c (default_tree_printer): Add handling for %E format.
24610 2009-04-17 Diego Novillo <dnovillo@google.com>
24612 * tree-pretty-print.c (dump_generic_node): Add break after
24613 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
24614 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
24615 FUNCTION_TYPE together. Call print_struct_decl when printing
24616 structures and TDF_SLIM is not given.
24617 (print_struct_decl): Fix logic for detecting recursion.
24619 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24622 * gcc.c (create_at_file): New.
24623 (compile_input_file_p): New.
24624 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
24625 * main.c (main): Update call to toplev_main.
24626 * toplev.c (toplev_main): Change signature. Call expandargv.
24627 * toplev.h (toplev_main): Change signature.
24629 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24631 * dwarf2out.c (field_byte_offset): Use the type size as the field size
24632 if the latter is not constant.
24634 2009-04-17 David Edelsohn <edelsohn@gnu.org>
24636 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
24638 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
24640 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
24641 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
24643 2009-04-17 Richard Guenther <rguenther@suse.de>
24645 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24646 Handle component references view-converting an invariant address.
24648 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
24650 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
24651 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
24652 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
24653 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
24654 Use @deftypevr rather than @deftypevar.
24656 2009-04-17 Richard Guenther <rguenther@suse.de>
24658 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
24659 (get_prop_source_stmt): Likewise.
24660 (can_propagate_from): Likewise.
24662 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
24664 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
24665 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
24666 (--with-multilib-list): Add default value.
24667 * configure: Regenerate.
24668 * Makefile.in (TM_ENDIAN_CONFIG): Define.
24669 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
24670 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
24671 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
24672 Don't add default cpu to multilib list unnecessarily, but do enable
24673 the relevant compiler option..
24674 Add support for --with-multilib-list=<blank> and
24675 --with-multilib-list=!<somelib> to supress unwanted multilibs.
24676 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
24677 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
24678 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
24679 TM_MULTILIB_CONFIG.
24680 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
24681 (MULTILIB_OSDIRNAMES): New variable.
24682 * config/sh/t-1e: Delete file.
24683 * config/sh/t-mlib-sh1: Delete file.
24684 * config/sh/t-mlib-sh2: Delete file.
24685 * config/sh/t-mlib-sh2a: Delete file.
24686 * config/sh/t-mlib-sh2a-nofpu: Delete file.
24687 * config/sh/t-mlib-sh2a-single: Delete file.
24688 * config/sh/t-mlib-sh2a-single-only: Delete file.
24689 * config/sh/t-mlib-sh2e: Delete file.
24690 * config/sh/t-mlib-sh3e: Delete file.
24691 * config/sh/t-mlib-sh4: Delete file.
24692 * config/sh/t-mlib-sh4-nofpu: Delete file.
24693 * config/sh/t-mlib-sh4-single: Delete file.
24694 * config/sh/t-mlib-sh4-single-only: Delete file.
24695 * config/sh/t-mlib-sh4a: Delete file.
24696 * config/sh/t-mlib-sh4a-nofpu: Delete file.
24697 * config/sh/t-mlib-sh4a-single: Delete file.
24698 * config/sh/t-mlib-sh4a-single-only: Delete file.
24699 * config/sh/t-mlib-sh4al: Delete file.
24700 * config/sh/t-mlib-sh5-32media: Delete file.
24701 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
24702 * config/sh/t-mlib-sh5-64media: Delete file.
24703 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
24704 * config/sh/t-mlib-sh5-compact: Delete file.
24705 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
24706 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
24707 * doc/install.texi (Options specification): Add
24708 --with-multilib-list and --with-endian.
24710 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
24712 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
24714 (OBJS-common): Add plugin-version.o.
24715 (plugin-version.o): New.
24716 * gcc-plugin.h (plugin_gcc_version): New.
24717 (plugin_default_version_check): New.
24718 (plugin_init_func, plugin_init): Add version argument.
24719 * plugin-version.c: New.
24720 * plugin.c (str_plugin_gcc_version_name): New.
24721 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
24722 pass it to the init function.
24723 (plugin_default_version_check): New.
24725 2009-04-17 Richard Guenther <rguenther@suse.de>
24727 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
24728 for decl-vs-decl disambiguation.
24730 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
24732 * config/s390/s390.h (s390_tune_attr): New macro definition.
24733 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
24735 2009-04-17 Richard Guenther <rguenther@suse.de>
24737 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
24738 (fold_stmt_r): Likewise.
24739 (maybe_fold_reference): New function.
24740 (fold_gimple_assign): Handle cases fold_stmt_r did.
24741 (fold_stmt): Do not use fold_stmt_r.
24742 (fold_stmt_inplace): Likewise.
24744 2009-04-17 Richard Guenther <rguenther@suse.de>
24746 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
24747 (record_equivalences_from_stmt): Remove useless checks and
24749 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
24750 the type is already suitable.
24752 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
24754 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
24756 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
24758 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24759 (CMPtype): Define as __gcc_CMPtype.
24761 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24763 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24764 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24766 2009-04-17 Richard Guenther <rguenther@suse.de>
24768 PR tree-optimization/39746
24769 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24770 special-casing for builtins and static variable use/def.
24771 (call_may_clobber_ref_p_1): Likewise.
24773 2009-04-16 Ian Lance Taylor <iant@google.com>
24775 * df.h: Include "timevar.h".
24776 (struct df_problem): Change tv_id field to timevar_id_t.
24777 * tree-pass.h: Include "timevar.h".
24778 (struct opt_pass): Change tv_id field to timevar_id_t.
24779 * timevar.h (timevar_id_t): Define TV_NONE.
24780 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24781 TV_NONE rather than tv_id != 0.
24782 (execute_one_pass): Likewise.
24783 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24784 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24785 dependencies to $(TREE_PASS_H).
24786 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24788 (pass_branch_target_load_optimize2): Likewise.
24789 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24790 (pass_outof_cfg_layout_mode): Likewise.
24791 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24792 (pass_rebuild_cgraph_edges): Likewise.
24793 (pass_remove_cgraph_callee_edges): Likewise.
24794 * df-core.c (pass_df_initialize_opt): Likewise.
24795 (pass_df_initialize_no_opt): Likewise.
24796 (pass_df_finish): Likewise.
24797 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24798 * except.c (pass_set_nothrow_function_flags): Likewise.
24799 (pass_convert_to_eh_region_ranges): Likewise.
24800 * final.c (pass_compute_alignments): Likewise.
24801 * function.c (pass_instantiate_virtual_regs): Likewise.
24802 (pass_init_function): Likewise.
24803 (pass_leaf_regs): Likewise.
24804 (pass_match_asm_constraints): Likewise.
24805 * gimple-low.c (pass_lower_cf): Likewise.
24806 (pass_mark_used_blocks): Likewise.
24807 * init-regs.c (pass_initialize_regs): Likewise.
24808 * integrate.c (pass_initial_value_sets): Likewise.
24809 * ira.c (pass_ira): Likewise.
24810 * jump.c (pass_cleanup_barriers): Likewise.
24811 * omp-low.c (pass_expand_omp): Likewise.
24812 (pass_lower_omp): Likewise.
24813 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24814 * recog.c (pass_split_all_insns): Likewise.
24815 (pass_split_after_reload): Likewise.
24816 (pass_split_before_regstack): Likewise.
24817 (pass_split_before_sched2): Likewise.
24818 (pass_split_for_shorten_branches): Likewise.
24819 * reginfo.c (pass_reginfo_init): Likewise.
24820 (pass_subregs_of_mode_init): Likewise.
24821 (pass_subregs_of_mode_finish): Likewise.
24822 * passes.c (pass_postreload): Likewise.
24823 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24824 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24825 (pass_warn_function_return): Likewise.
24826 (pass_warn_function_noreturn): Likewise.
24827 * tree-complex.c (pass_lower_complex): Likewise.
24828 (pass_lower_complex_O0): Likewise.
24829 * tree-if-conv.c (pass_if_conversion): Likewise.
24830 * tree-into-ssa.c (pass_build_ssa): Likewise.
24831 * tree-mudflap.c (pass_mudflap_1): Likewise.
24832 (pass_mudflap_2): Likewise.
24833 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24834 (pass_mudflap_2): Likewise.
24835 * tree-nrv.c (pass_return_slot): Likewise.
24836 * tree-object-size.c (pass_object_sizes): Likewise.
24837 * tree-optimize.c (pass_all_optimizations): Likewise.
24838 (pass_early_local_passes): Likewise.
24839 (pass_all_early_optimizations): Likewise.
24840 (pass_cleanup_cfg): Likewise.
24841 (pass_cleanup_cfg_post_optimizing): Likewise.
24842 (pass_free_datastructures): Likewise.
24843 (pass_free_cfg_annotations): Likewise.
24844 (pass_fixup_cfg): Likewise.
24845 (pass_init_datastructures): Likewise.
24846 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24847 (pass_late_warn_uninitialized): Likewise.
24848 (pass_update_address_taken): Likewise.
24849 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24850 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24851 (pass_cse_sincos): Likewise.
24852 (pass_convert_to_rsqrt): Likewise.
24853 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24854 * tree-stdarg.c (pass_stdarg): Likewise.
24855 * tree-tailcall.c (pass_tail_recursion): Likewise.
24856 (pass_tail_calls): Likewise.
24857 * tree-vect-generic.c (pass_lower_vector): Likewise.
24858 (pass_lower_vector_ssa): Likewise.
24859 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24861 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24863 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24865 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24867 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24868 logical and signext.
24870 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24873 * config/sh/predicates.md (arith_operand): Check if the operand
24874 of TRUNCATE is a REG.
24876 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24878 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24879 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24881 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24883 * tree-iterator.c (tsi_split_statement_list_after,
24884 tsi_split_statement_list_before): Remove.
24885 * tree-iterator.h: Remove the prototypes for
24886 tsi_split_statement_list_after and tsi_split_statement_list_before.
24888 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24890 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24891 * tree-ssa-propagate.h: Remove the prototype for
24892 stmt_makes_single_load.
24894 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24896 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24897 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24899 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24901 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24903 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24905 * except.c (eh_region_outer_p): Remove.
24906 * except.h: Remove the prototype for eh_region_outer_p.
24908 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24910 * function.c (current_function_assembler_name): Remove.
24911 * function.h: Remove the prototype for
24912 current_function_assembler_name.
24914 2009-04-16 Ian Lance Taylor <iant@google.com>
24916 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24917 (add_reg_note): Call alloc_reg_note.
24918 * rtl.h (alloc_reg_note): Declare.
24919 * combine.c (try_combine): Use alloc_reg_note.
24920 (recog_for_combine, move_deaths): Likewise.
24921 (distribute_notes): Use alloc_reg_note and add_reg_note.
24922 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24923 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24924 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24926 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24928 PR rtl-optimization/39762
24929 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24930 ira_may_move_out_cost): Add comments about way of their usage.
24931 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24933 * ira-conflicts.c (process_regs_for_copy): Use function
24934 ira_get_register_move_cost instead of global
24935 ira_register_move_cost.
24937 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24938 color_pass, move_spill_restore, update_curr_costs): Ditto.
24940 * ira-lives.c (process_single_reg_class_operands): Ditto.
24942 * ira-emit.c (emit_move_list): Ditto.
24944 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24945 (record_reg_classes): Ditto. Use functions
24946 ira_get_register_move_cost and ira_get_may_move_cost instead of
24947 global vars ira_register_move_cost, ira_may_move_out_cost and
24948 ira_may_move_in_cost.
24949 (record_address_regs): Don't call ira_init_register_move_cost.
24950 Use function ira_get_may_move_cost instead of global
24951 ira_may_move_in_cost.
24952 (process_bb_node_for_hard_reg_moves): Use function
24953 ira_get_register_move_cost instead of global ira_register_move_cost.
24954 (ira_costs): Don't call ira_init_register_move_cost.
24956 2009-04-16 Richard Guenther <rguenther@suse.de>
24958 * tree-cfg.c (verify_gimple_assign_binary):
24959 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24960 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24961 (create_general_new_stmt): Note that this function is broken.
24963 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24965 * common.opt (fhelp): Add Var(help_flag).
24966 * gcc-plugin.h (plugin_info): Add help.
24967 * plugin.c (plugin_name_args): Add help.
24968 (register_plugin_info): Set plugin->help.
24969 (print_help_one_plugin): New.
24970 (print_plugins_help): New.
24971 * plugin.h (print_plugins_help): New.
24972 * toplev.c (toplev_main): Call print_plugins_help if needed.
24974 2009-04-16 Richard Guenther <rguenther@suse.de>
24976 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24977 (gimple_ior_addresses_taken_1): New function.
24978 (gimple_ior_addresses_taken): Likewise.
24979 * gimple.h (struct gimple_statement_with_ops_base): Remove
24980 addresses_taken member.
24981 (gimple_ior_addresses_taken): Declare.
24982 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24983 gimple_set_addresses_taken): Remove.
24984 * ipa-reference.c (mark_address): New function.
24985 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24986 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24987 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24988 (gimple_add_to_addresses_taken): Remove.
24989 (get_tmr_operands): Call mark_address_taken.
24990 (get_asm_expr_operands): Likewise.
24991 (get_expr_operands): Likewise.
24992 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24993 (free_stmt_operands): Do not free it.
24994 * tree-ssa.c (delete_tree_ssa): Likewise.
24995 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24997 2009-04-16 Richard Guenther <rguenther@suse.de>
24999 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
25000 (walk_stmt_load_store_ops): Likewise.
25001 * gimple.c (get_base_loadstore): New function.
25002 (walk_stmt_load_store_addr_ops): Likewise.
25003 (walk_stmt_load_store_ops): Likewise.
25004 * ipa-pure-const.c (check_op): Simplify.
25005 (check_load, check_store): New functions.
25006 (check_stmt): Use walk_stmt_load_store_ops.
25007 * ipa-reference.c (mark_load): Adjust signature.
25008 (mark_store): Likewise.
25009 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
25011 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25013 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
25014 (plugin_info): New.
25015 * opts.c (common_handle_option): Don't call print_version.
25016 * plugin.c (plugin_name_args): Add version.
25017 (register_plugin_info): New.
25018 (register_callback): Handle PLUGIN_INFO.
25019 (try_init_one_plugin): New.
25020 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
25022 (finalize_one_plugin): New.
25023 (finalize_plugins): New.
25024 (print_one_plugin): New.
25025 (print_plugins_versions): New.
25026 * plugin.h (print_plugins_versions): New.
25027 (finalize_plugins): New.
25028 * toplev.c (compile_file): Don't call initialize_plugins.
25029 (print_version): Call print_plugins_versions.
25030 (toplev_main): Call initialize_plugins. Print version if needed.
25031 Call finalize_plugins.
25033 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
25035 * common.opt (fversion): New.
25036 * gcc.c (print_version): New.
25037 (process_command): Don't print the version. Just set print_version.
25038 (main): Print version. Call subprocesses if print_version and
25039 verbose_flag are set.
25040 * opts.c (common_handle_option): Handle OPT_fversion.
25042 2009-04-16 Richard Guenther <rguenther@suse.de>
25043 Ira Rosen <irar@il.ibm.com>
25045 PR tree-optimization/39698
25046 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
25047 type of the reduction variable. Only generate the def if
25050 * omp-low.c (expand_omp_for_generic): When converting to a pointer
25051 make sure to first convert to an integer of the same precision.
25052 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
25053 the type of the evolution correctly in computing the new
25054 induction variable base.
25056 2009-04-16 Richard Guenther <rguenther@suse.de>
25058 PR middle-end/39625
25059 * tree-cfg.c (make_blocks): Split statements with to-be
25060 abnormal SSA names on the lhs.
25062 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
25064 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
25065 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
25066 * c-typeck.c (really_start_incremental_init): Likewise.
25067 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
25068 (TARGET_INITIALIZER): Remove it.
25069 * target.h (struct target): Remove vector_opaque_p.
25070 * tree.c (build_opaque_vector_type): New.
25071 * tree.h (TYPE_VECTOR_OPAQUE): New.
25072 (build_opaque_vector_type): Declare.
25073 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
25074 * config/rs6000/rs6000.c (build_opaque_vector_type,
25075 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
25076 (rs6000_init_builtins): Use build_opaque_vector_type for
25077 opaque_V4SI_type_node.
25079 2009-04-15 Catherine Moore <clm@codesourcery.com>
25081 * debug.h (set_name): Declare.
25082 * dwarf2out.c (dwarf2out_set_name): Declare.
25083 (dwarf2_debug_hooks): Add set_name.
25084 (find_AT_string): New.
25085 (add_AT_string): Call find_AT_string.
25086 (dwarf2out_set_name): New.
25087 * cp/decl.c (grokdeclarator): Call set_name.
25088 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
25089 * debug.c (do_nothing_debug_hooks): Likewise.
25090 * dbxout.c (dbx_debug_hooks): Likewise.
25091 * sdbout.c (sdb_debug_hooks): Likewise.
25093 2009-04-15 Michael Eager <eager@eagercon.com>
25095 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
25096 reg for single-precision FPU.
25097 * config/rs6000/rs6000.md (movsi_internal1): Only for
25098 !TARGET_SINGLE_FPU.
25099 (movsi_internal1_single): New. Add pattern to move SI values to/from
25100 single-precision FP regs.
25102 2009-04-15 Richard Guenther <rguenther@suse.de>
25104 * omp-low.c (lower_rec_input_clauses): Build correct address
25106 (expand_omp_for_generic): Fix multiplication type.
25107 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
25108 (generate_memset_zero): Fix types.
25109 * tree-profile.c (prepare_instrumented_value): Correctly
25112 2009-04-15 Ian Lance Taylor <iant@google.com>
25114 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
25115 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
25116 for -Wall and for -Wc++-compat.
25117 (c_common_post_options): For C++, set warn_enum_compare if not
25119 * c-tree.h (struct c_expr): Add field original_type.
25120 (build_external_ref): Update declaration.
25121 * c-parser.c (c_parser_braced_init): Set original_type.
25122 (c_parser_initelt): Likewise.
25123 (c_parser_expr_no_commas): Likewise.
25124 (c_parser_conditional_expression): Likewise.
25125 (c_parser_cast_expression): Likewise.
25126 (c_parser_unary_expression): Likewise. Pull setting of
25127 original_code to top of function.
25128 (c_parser_sizeof_expression): Set original_type.
25129 (c_parser_alignof_expression): Likewise.
25130 (c_parser_postfix_expression): Likewise. Pull setting of
25131 original_code to top of function.
25132 (c_parser_postfix_expression_after_paren_type): Set original_type.
25133 (c_parser_postfix_expression_after_primary): Likewise.
25134 (c_parser_expression): Likewise.
25135 * c-typeck.c (build_external_ref): Add type parameter. Change all
25137 (c_expr_sizeof_expr): Set original_type field.
25138 (parser_build_unary_op): Likewise.
25139 (parser_build_binary_op): Likewise. Optionally warn about
25140 comparisons of enums of different types.
25141 (digest_init): Set original_type field.
25142 (really_start_incremental_init): Likewise.
25143 (push_init_level, pop_init_level): Likewise.
25144 * doc/invoke.texi (Warning Options): -Wenum-compare now
25147 2009-04-15 Richard Guenther <rguenther@suse.de>
25149 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
25150 out a necessary conversion.
25151 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
25152 names we didn't value number.
25153 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
25155 2009-04-15 Richard Guenther <rguenther@suse.de>
25157 PR tree-optimization/39764
25158 * tree-ssa-ccp.c (get_value): Canonicalize value with
25159 canonicalize_float_value.
25161 2009-04-15 Jan Hubicka <jh@suse.cz>
25163 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
25164 Wrong version of patch.
25166 2009-04-15 Jan Hubicka <jh@suse.cz>
25168 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
25170 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
25172 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
25173 our distinct integral and vector types.
25175 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
25177 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
25178 * init.c (build_vtbl_address): Remove call to assemble_external.
25180 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
25182 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
25183 output for other floating point modes.
25185 2009-04-14 Diego Novillo <dnovillo@google.com>
25187 * diagnostic.c (diagnostic_report_diagnostic): Do not
25188 warn about loaded plugins for DK_ERROR and DK_WARNING.
25189 * c-decl.c (declspecs_add_type): Move call to
25190 invoke_plugin_callbacks ...
25191 * c-parser.c (c_parser_declspecs): ... here.
25192 * plugin.c (dump_active_plugins): Tidy output.
25194 2009-04-14 Diego Novillo <dnovillo@google.com>
25195 Le-Chun Wu <lcwu@google.com>
25197 * configure.ac: Add --enable-plugin support.
25198 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
25199 * Makefile.in (PLUGIN_H): Define.
25200 Export ENABLE_PLUGIN and GMPINC to site.exp.
25201 Add PLUGINLIBS to link command.
25202 Add/modify dependencies for plugin.o and files including plugin.h.
25204 * config.in: Regenerate.
25206 * opts.c (common_handle_option): Handle OPT_fplugin_ and
25209 2009-04-14 Le-Chun Wu <lcwu@google.com>
25211 * tree-pass.h (register_one_dump_file): Add a prototype for
25212 register_one_dump_file.
25213 * toplev.c (compile_file): Call initialize_plugins.
25214 (do_compile): Call invoke_plugin_callbacks.
25215 (toplev_main): Call invoke_plugin_callbacks.
25216 * common.opt: Add -fplugin= and -fplugin-arg-.
25217 * gcc-plugin.h: New public header file for plugins to include.
25218 * plugin.c: New source file.
25219 * plugin.h: New internal header file.
25220 * passes.c (register_one_dump_file): Make it external.
25222 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
25224 2009-04-14 Diego Novillo <dnovillo@google.com>
25226 * doc/plugins.texi: New.
25227 * doc/gccint.texi: Add reference to Plugins chapter.
25228 * doc/invoke.texi: Document -fplugin and -fplugin-arg
25229 * diagnostic.c (diagnostic_report_diagnostic): Warn about
25230 loaded plugins, if any.
25231 * timevar.def (TV_PLUGIN_INIT): Define.
25232 (TV_PLUGIN_RUN): Define.
25233 * plugin.c: Include timevar.h
25234 (plugins_active_p): New.
25235 (dump_active_plugins): New.
25236 (debug_active_plugins): New.
25238 2009-04-14 Joseph Myers <joseph@codesourcery.com>
25240 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
25242 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
25244 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
25246 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
25247 the same as a minus without a shift.
25249 2009-04-14 Nick Clifton <nickc@redhat.com>
25251 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
25252 comparisons with small integers will always produce a short
25255 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
25258 2008-12-19 Diego Novillo <dnovillo@google.com>
25260 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
25262 2009-04-14 Richard Guenther <rguenther@suse.de>
25264 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
25266 (verify_gimple_assign_binary): Likewise. Handle shifts and
25268 (verify_gimple_phi): Print the mismatched argument position.
25269 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
25271 (vect_update_init_of_dr): Likewise.
25272 * matrix-reorg.c (transform_access_sites): Do what the
25274 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
25276 2009-04-13 Michael Eager <eager@eagercon.com>
25278 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
25279 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
25280 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
25281 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
25282 remove duplicate config
25284 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
25286 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
25287 file_name:line_number type locator of the call site.
25289 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
25291 * genautomata.c: Put blank after comma.
25292 (automaton_decls): New.
25293 (struct unit_usage): Add comments to member next.
25294 (store_alt_unit_usage): Keep the list ordered.
25295 (unit_present_on_list_p, equal_alternatives_p): New.
25296 (check_regexp_units_distribution): Check units distribution
25297 correctness correctly.
25298 (main): Don't write automata if error is found. Return correct
25301 * config/m68k/cf.md (cfv4_ds): Remove.
25302 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
25303 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
25305 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
25306 power4-load-ext, power4-store, power4-store-update,
25307 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
25308 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
25309 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
25310 power4-sqrt, power4-isync): Modify reservation to make correct
25311 unit distribution to automata.
25313 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
25314 power5-store-update, power5-two, power5-three, power5-lmul,
25315 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
25317 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
25319 * except.c (pass_set_nothrow_function_flags): Set name and add
25321 (set_nothrow_function_flags): Mention in the dump file when
25322 changing a function to nothrow.
25324 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
25327 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
25328 instead of unsigned long.
25330 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25332 * config/arm/arm.c (return_used_this_function): Remove.
25333 (arm_output_function_prologue): Remove use of
25334 return_used_this_function.
25335 (output_return_instruction): Replace use of
25336 return_used_this_function
25337 by cfun->machine->return_used_this_function.
25338 (arm_output_epilogue): Likewise.
25339 (arm_output_function_epilogue): Likewise.
25340 (thumb_unexpanded_epilogue): Likewise.
25341 * config/arm/arm.h (struct machine_function):
25342 New member return_used_this_function.
25344 2009-04-12 Mark Mitchell <mark@codesourcery.com>
25346 * doc/install.texi: Correct description of default directory for
25347 --with-gxx-include-dir.
25349 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
25351 * fold-const.c (build_range_check): Properly deal with enumeral and
25352 boolean base types.
25354 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
25356 * doc/invoke.texi (max_gcse_passes): Remove documentation.
25357 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
25358 * params.h (MAX_GCSE_PASSES): Remove.
25359 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
25360 in sequence. Remove ability to run multiple passes.
25361 (bypass_jumps): Report run as third CPROP pass.
25363 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
25365 PR middle-end/39651
25366 * except.c (can_throw_external): Look at each insn in a SEQUENCE
25367 when deciding whether the whole SEQUENCE can throw.
25369 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
25372 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
25373 offseted label references.
25375 2009-04-11 Jan Hubicka <jh@suse.cz>
25377 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
25379 2009-04-11 Richard Guenther <rguenther@suse.de>
25381 PR middle-end/39732
25382 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
25383 return variables as TREE_ADDRESSABLE.
25385 2009-04-11 Richard Guenther <rguenther@suse.de>
25387 PR tree-optimization/39713
25388 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
25389 reference trees have SSA_NAME operands.
25391 2009-04-11 Richard Guenther <rguenther@suse.de>
25394 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
25395 address expressions.
25397 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
25399 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
25400 match changes in Cygwin 1.7
25401 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
25402 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
25404 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25406 PR tree-optimization/39701
25407 * doc/invoke.texi (Optimization Options): Document change in
25408 meaning and initialization of -fdelete-null-pointer-checks.
25410 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25412 PR middle-end/39701
25413 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
25415 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
25418 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
25420 2009-04-10 Chao-ying Fu <fu@mips.com>
25422 * doc/tm.texi (Instruction Output): Document
25423 TARGET_ASM_FINAL_POSTSCAN_INSN.
25424 * target.h (final_postscan_insn): New field in asm_out.
25425 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25426 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
25427 * final.c (final_scan_insn): Call
25428 targetm.asm_out.final_postscan_insn after outputting
25429 an asm macro and a normal instruction.
25431 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
25432 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
25433 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
25434 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
25435 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
25437 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
25439 PR middle-end/39701
25440 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
25441 variables as non-NULL even with -fdelete-null-pointer-checks.
25443 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
25445 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
25447 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
25450 * config/i386/i386.c (classify_argument): Handle SCmode with
25451 (bit_offset % 64) != 0.
25453 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
25455 * doc/invoke.texi (Optimize Options): Add cross-reference to
25456 -Q --help=optimizers examples.
25458 2009-04-10 Ben Elliston <bje@au.ibm.com>
25461 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
25462 regalign for the reg == fpr and TDmode case.
25464 2009-04-09 David Ayers <ayers@fsfe.org>
25467 * objc/objc-act.c (warn_with_method): Remove helper function.
25468 (check_duplicates): Call warning and inform directly.
25469 (really_start_method): Likewise.
25471 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25473 * expmed.c (expand_divmod): Always use a comparison for a division
25474 by a large unsigned integer.
25476 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
25477 for things others than variables or functions as nonzero.
25479 2009-04-09 Nick Clifton <nickc@redhat.com>
25481 * unwind-compat.c: Change copyright header to refer to version
25482 3 of the GNU General Public License with version 3.1 of the
25483 GCC Runtime Library Exception and to point readers at the
25484 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
25485 * config/alpha/crtfastmath.c: Likewise.
25486 * config/alpha/linux-unwind.h: Likewise.
25487 * config/alpha/qrnnd.asm: Likewise.
25488 * config/alpha/vms-crt0-64.c: Likewise.
25489 * config/alpha/vms-crt0.c: Likewise.
25490 * config/alpha/vms-dwarf2.asm: Likewise.
25491 * config/alpha/vms-dwarf2eh.asm: Likewise.
25492 * config/alpha/vms-psxcrt0-64.c: Likewise.
25493 * config/alpha/vms-psxcrt0.c: Likewise.
25494 * config/alpha/vms_tramp.asm: Likewise.
25495 * config/arc/initfini.c: Likewise.
25496 * config/arc/lib1funcs.asm: Likewise.
25497 * config/arm/bpabi-v6m.S: Likewise.
25498 * config/arm/bpabi.S: Likewise.
25499 * config/arm/bpabi.c: Likewise.
25500 * config/arm/crti.asm: Likewise.
25501 * config/arm/crtn.asm: Likewise.
25502 * config/arm/ieee754-df.S: Likewise.
25503 * config/arm/ieee754-sf.S: Likewise.
25504 * config/arm/lib1funcs.asm: Likewise.
25505 * config/arm/libunwind.S: Likewise.
25506 * config/arm/linux-atomic.c: Likewise.
25507 * config/arm/mmintrin.h: Likewise.
25508 * config/arm/pr-support.c: Likewise.
25509 * config/arm/unaligned-funcs.c: Likewise.
25510 * config/arm/unwind-arm.c: Likewise.
25511 * config/arm/unwind-arm.h: Likewise.
25512 * config/avr/libgcc.S: Likewise.
25513 * config/bfin/crti.s: Likewise.
25514 * config/bfin/crtlibid.s: Likewise.
25515 * config/bfin/crtn.s: Likewise.
25516 * config/bfin/lib1funcs.asm: Likewise.
25517 * config/bfin/linux-unwind.h: Likewise.
25518 * config/cris/arit.c: Likewise.
25519 * config/cris/cris_abi_symbol.c: Likewise.
25520 * config/darwin-64.c: Likewise.
25521 * config/darwin-crt2.c: Likewise.
25522 * config/darwin-crt3.c: Likewise.
25523 * config/darwin.h: Likewise.
25524 * config/dbxelf.h: Likewise.
25525 * config/dfp-bit.c: Likewise.
25526 * config/dfp-bit.h: Likewise.
25527 * config/elfos.h: Likewise.
25528 * config/fixed-bit.c: Likewise.
25529 * config/fixed-bit.h: Likewise.
25530 * config/fp-bit.c: Likewise.
25531 * config/fp-bit.h: Likewise.
25532 * config/fr30/crti.asm: Likewise.
25533 * config/fr30/crtn.asm: Likewise.
25534 * config/fr30/lib1funcs.asm: Likewise.
25535 * config/freebsd-spec.h: Likewise.
25536 * config/frv/cmovd.c: Likewise.
25537 * config/frv/cmovh.c: Likewise.
25538 * config/frv/cmovw.c: Likewise.
25539 * config/frv/frvbegin.c: Likewise.
25540 * config/frv/frvend.c: Likewise.
25541 * config/frv/lib1funcs.asm: Likewise.
25542 * config/glibc-stdint.h: Likewise.
25543 * config/h8300/clzhi2.c: Likewise.
25544 * config/h8300/crti.asm: Likewise.
25545 * config/h8300/crtn.asm: Likewise.
25546 * config/h8300/ctzhi2.c: Likewise.
25547 * config/h8300/fixunssfsi.c: Likewise.
25548 * config/h8300/lib1funcs.asm: Likewise.
25549 * config/h8300/parityhi2.c: Likewise.
25550 * config/h8300/popcounthi2.c: Likewise.
25551 * config/i386/ammintrin.h: Likewise.
25552 * config/i386/att.h: Likewise.
25553 * config/i386/avxintrin.h: Likewise.
25554 * config/i386/biarch64.h: Likewise.
25555 * config/i386/bmmintrin.h: Likewise.
25556 * config/i386/cpuid.h: Likewise.
25557 * config/i386/cross-stdarg.h: Likewise.
25558 * config/i386/crtfastmath.c: Likewise.
25559 * config/i386/crtprec.c: Likewise.
25560 * config/i386/cygming-crtbegin.c: Likewise.
25561 * config/i386/cygming-crtend.c: Likewise.
25562 * config/i386/cygwin.asm: Likewise.
25563 * config/i386/emmintrin.h: Likewise.
25564 * config/i386/gmm_malloc.h: Likewise.
25565 * config/i386/gthr-win32.c: Likewise.
25566 * config/i386/i386.h: Likewise.
25567 * config/i386/immintrin.h: Likewise.
25568 * config/i386/linux-unwind.h: Likewise.
25569 * config/i386/linux64.h: Likewise.
25570 * config/i386/mm3dnow.h: Likewise.
25571 * config/i386/mmintrin-common.h: Likewise.
25572 * config/i386/mmintrin.h: Likewise.
25573 * config/i386/nmmintrin.h: Likewise.
25574 * config/i386/pmm_malloc.h: Likewise.
25575 * config/i386/pmmintrin.h: Likewise.
25576 * config/i386/smmintrin.h: Likewise.
25577 * config/i386/sol2-c1.asm: Likewise.
25578 * config/i386/sol2-ci.asm: Likewise.
25579 * config/i386/sol2-cn.asm: Likewise.
25580 * config/i386/sol2-gc1.asm: Likewise.
25581 * config/i386/tmmintrin.h: Likewise.
25582 * config/i386/unix.h: Likewise.
25583 * config/i386/w32-unwind.h: Likewise.
25584 * config/i386/wmmintrin.h: Likewise.
25585 * config/i386/x86-64.h: Likewise.
25586 * config/i386/x86intrin.h: Likewise.
25587 * config/i386/xmmintrin.h: Likewise.
25588 * config/ia64/crtbegin.asm: Likewise.
25589 * config/ia64/crtend.asm: Likewise.
25590 * config/ia64/crtfastmath.c: Likewise.
25591 * config/ia64/crti.asm: Likewise.
25592 * config/ia64/crtn.asm: Likewise.
25593 * config/ia64/fde-glibc.c: Likewise.
25594 * config/ia64/lib1funcs.asm: Likewise.
25595 * config/ia64/linux-unwind.h: Likewise.
25596 * config/ia64/quadlib.c: Likewise.
25597 * config/ia64/unwind-ia64.c: Likewise.
25598 * config/linux.h: Likewise.
25599 * config/m32c/m32c-lib1.S: Likewise.
25600 * config/m32c/m32c-lib2-trapv.c: Likewise.
25601 * config/m32c/m32c-lib2.c: Likewise.
25602 * config/m32r/initfini.c: Likewise.
25603 * config/m68hc11/larith.asm: Likewise.
25604 * config/m68hc11/m68hc11-crt0.S: Likewise.
25605 * config/m68k/cf.md: Likewise.
25606 * config/m68k/crti.s: Likewise.
25607 * config/m68k/crtn.s: Likewise.
25608 * config/m68k/lb1sf68.asm: Likewise.
25609 * config/m68k/linux-unwind.h: Likewise.
25610 * config/mcore/crti.asm: Likewise.
25611 * config/mcore/crtn.asm: Likewise.
25612 * config/mcore/lib1.asm: Likewise.
25613 * config/mips/linux-unwind.h: Likewise.
25614 * config/mips/loongson.h: Likewise.
25615 * config/mips/mips16.S: Likewise.
25616 * config/mmix/crti.asm: Likewise.
25617 * config/mmix/crtn.asm: Likewise.
25618 * config/pa/fptr.c: Likewise.
25619 * config/pa/hpux-unwind.h: Likewise.
25620 * config/pa/lib2funcs.asm: Likewise.
25621 * config/pa/linux-atomic.c: Likewise.
25622 * config/pa/linux-unwind.h: Likewise.
25623 * config/pa/milli64.S: Likewise.
25624 * config/pa/quadlib.c: Likewise.
25625 * config/pa/stublib.c: Likewise.
25626 * config/picochip/libgccExtras/adddi3.asm: Likewise.
25627 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
25628 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
25629 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
25630 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
25631 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
25632 * config/picochip/libgccExtras/divmod15.asm: Likewise.
25633 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
25634 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
25635 * config/picochip/libgccExtras/longjmp.asm: Likewise.
25636 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
25637 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
25638 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
25639 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
25640 * config/picochip/libgccExtras/setjmp.asm: Likewise.
25641 * config/picochip/libgccExtras/subdi3.asm: Likewise.
25642 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
25643 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
25644 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
25645 * config/rs6000/750cl.h: Likewise.
25646 * config/rs6000/altivec.h: Likewise.
25647 * config/rs6000/biarch64.h: Likewise.
25648 * config/rs6000/crtresfpr.asm: Likewise.
25649 * config/rs6000/crtresgpr.asm: Likewise.
25650 * config/rs6000/crtresxfpr.asm: Likewise.
25651 * config/rs6000/crtresxgpr.asm: Likewise.
25652 * config/rs6000/crtsavfpr.asm: Likewise.
25653 * config/rs6000/crtsavgpr.asm: Likewise.
25654 * config/rs6000/darwin-asm.h: Likewise.
25655 * config/rs6000/darwin-fallback.c: Likewise.
25656 * config/rs6000/darwin-fpsave.asm: Likewise.
25657 * config/rs6000/darwin-ldouble.c: Likewise.
25658 * config/rs6000/darwin-tramp.asm: Likewise.
25659 * config/rs6000/darwin-unwind.h: Likewise.
25660 * config/rs6000/darwin-vecsave.asm: Likewise.
25661 * config/rs6000/darwin-world.asm: Likewise.
25662 * config/rs6000/e500crtres32gpr.asm: Likewise.
25663 * config/rs6000/e500crtres64gpr.asm: Likewise.
25664 * config/rs6000/e500crtres64gprctr.asm: Likewise.
25665 * config/rs6000/e500crtrest32gpr.asm: Likewise.
25666 * config/rs6000/e500crtrest64gpr.asm: Likewise.
25667 * config/rs6000/e500crtresx32gpr.asm: Likewise.
25668 * config/rs6000/e500crtresx64gpr.asm: Likewise.
25669 * config/rs6000/e500crtsav32gpr.asm: Likewise.
25670 * config/rs6000/e500crtsav64gpr.asm: Likewise.
25671 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
25672 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
25673 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
25674 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
25675 * config/rs6000/eabi-ci.asm: Likewise.
25676 * config/rs6000/eabi-cn.asm: Likewise.
25677 * config/rs6000/eabi.asm: Likewise.
25678 * config/rs6000/linux-unwind.h: Likewise.
25679 * config/rs6000/linux64.h: Likewise.
25680 * config/rs6000/paired.h: Likewise.
25681 * config/rs6000/paired.md: Likewise.
25682 * config/rs6000/ppc64-fp.c: Likewise.
25683 * config/rs6000/ppu_intrinsics.h: Likewise.
25684 * config/rs6000/rs6000.h: Likewise.
25685 * config/rs6000/si2vmx.h: Likewise.
25686 * config/rs6000/sol-ci.asm: Likewise.
25687 * config/rs6000/sol-cn.asm: Likewise.
25688 * config/rs6000/spe.h: Likewise.
25689 * config/rs6000/spu2vmx.h: Likewise.
25690 * config/rs6000/sysv4.h: Likewise.
25691 * config/rs6000/tramp.asm: Likewise.
25692 * config/rs6000/vec_types.h: Likewise.
25693 * config/s390/linux-unwind.h: Likewise.
25694 * config/s390/tpf-unwind.h: Likewise.
25695 * config/score/crti.asm: Likewise.
25696 * config/score/crtn.asm: Likewise.
25697 * config/sh/crt1.asm: Likewise.
25698 * config/sh/crti.asm: Likewise.
25699 * config/sh/crtn.asm: Likewise.
25700 * config/sh/divtab-sh4-300.c: Likewise.
25701 * config/sh/divtab-sh4.c: Likewise.
25702 * config/sh/divtab.c: Likewise.
25703 * config/sh/lib1funcs-4-300.asm: Likewise.
25704 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
25705 * config/sh/lib1funcs.asm: Likewise.
25706 * config/sh/lib1funcs.h: Likewise.
25707 * config/sh/linux-atomic.asm: Likewise.
25708 * config/sh/linux-unwind.h: Likewise.
25709 * config/sh/shmedia.h: Likewise.
25710 * config/sh/sshmedia.h: Likewise.
25711 * config/sh/ushmedia.h: Likewise.
25712 * config/sparc/crtfastmath.c: Likewise.
25713 * config/sparc/linux-unwind.h: Likewise.
25714 * config/sparc/sol2-c1.asm: Likewise.
25715 * config/sparc/sol2-ci.asm: Likewise.
25716 * config/sparc/sol2-cn.asm: Likewise.
25717 * config/spu/divmodti4.c: Likewise.
25718 * config/spu/divv2df3.c: Likewise.
25719 * config/spu/float_disf.c: Likewise.
25720 * config/spu/float_unsdidf.c: Likewise.
25721 * config/spu/float_unsdisf.c: Likewise.
25722 * config/spu/float_unssidf.c: Likewise.
25723 * config/spu/mfc_multi_tag_release.c: Likewise.
25724 * config/spu/mfc_multi_tag_reserve.c: Likewise.
25725 * config/spu/mfc_tag_release.c: Likewise.
25726 * config/spu/mfc_tag_reserve.c: Likewise.
25727 * config/spu/mfc_tag_table.c: Likewise.
25728 * config/spu/multi3.c: Likewise.
25729 * config/spu/spu_internals.h: Likewise.
25730 * config/spu/spu_intrinsics.h: Likewise.
25731 * config/spu/spu_mfcio.h: Likewise.
25732 * config/spu/vec_types.h: Likewise.
25733 * config/spu/vmx2spu.h: Likewise.
25734 * config/stormy16/stormy16-lib2.c: Likewise.
25735 * config/svr4.h: Likewise.
25736 * config/sync.c: Likewise.
25737 * config/v850/lib1funcs.asm: Likewise.
25738 * config/vxlib-tls.c: Likewise.
25739 * config/vxlib.c: Likewise.
25740 * config/vxworks-dummy.h: Likewise.
25741 * config/xtensa/crti.asm: Likewise.
25742 * config/xtensa/crtn.asm: Likewise.
25743 * config/xtensa/ieee754-df.S: Likewise.
25744 * config/xtensa/ieee754-sf.S: Likewise.
25745 * config/xtensa/lib1funcs.asm: Likewise.
25746 * config/xtensa/lib2funcs.S: Likewise.
25747 * config/xtensa/linux-unwind.h: Likewise.
25748 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
25749 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
25750 * coretypes.h: Likewise.
25751 * crtstuff.c: Likewise.
25752 * defaults.h: Likewise.
25753 * dwarf2.h: Likewise.
25754 * emutls.c: Likewise.
25755 * gbl-ctors.h: Likewise.
25756 * gcov-io.h: Likewise.
25757 * ginclude/float.h: Likewise.
25758 * ginclude/iso646.h: Likewise.
25759 * ginclude/stdarg.h: Likewise.
25760 * ginclude/stdbool.h: Likewise.
25761 * ginclude/stddef.h: Likewise.
25762 * ginclude/stdfix.h: Likewise.
25763 * ginclude/stdint-gcc.h: Likewise.
25764 * ginclude/tgmath.h: Likewise.
25765 * gthr-aix.h: Likewise.
25766 * gthr-dce.h: Likewise.
25767 * gthr-gnat.c: Likewise.
25768 * gthr-gnat.h: Likewise.
25769 * gthr-lynx.h: Likewise.
25770 * gthr-mipssde.h: Likewise.
25771 * gthr-nks.h: Likewise.
25772 * gthr-posix.c: Likewise.
25773 * gthr-posix.h: Likewise.
25774 * gthr-posix95.h: Likewise.
25775 * gthr-rtems.h: Likewise.
25776 * gthr-single.h: Likewise.
25777 * gthr-solaris.h: Likewise.
25778 * gthr-tpf.h: Likewise.
25779 * gthr-vxworks.h: Likewise.
25780 * gthr-win32.h: Likewise.
25781 * gthr.h: Likewise.
25782 * libgcc2.c: Likewise.
25783 * libgcc2.h: Likewise.
25784 * libgcov.c: Likewise.
25785 * tsystem.h: Likewise.
25786 * typeclass.h: Likewise.
25787 * unwind-c.c: Likewise.
25788 * unwind-compat.h: Likewise.
25789 * unwind-dw2-fde-compat.c: Likewise.
25790 * unwind-dw2-fde-darwin.c: Likewise.
25791 * unwind-dw2-fde-glibc.c: Likewise.
25792 * unwind-dw2-fde.c: Likewise.
25793 * unwind-dw2-fde.h: Likewise.
25794 * unwind-dw2.c: Likewise.
25795 * unwind-dw2.h: Likewise.
25796 * unwind-generic.h: Likewise.
25797 * unwind-pe.h: Likewise.
25798 * unwind-sjlj.c: Likewise.
25799 * unwind.inc: Likewise.
25800 * config/arm/neon-gen.ml: Change generated copyright header to
25801 refer to version 3 of the GNU General Public License with
25802 version 3.1 of the GCC Runtime Library Exception and to point
25803 readers at the COPYING3 and COPYING3.RUNTIME files and the
25804 FSF's license web page.
25805 * config/arm/arm_neon.h: Regenerate.
25807 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25809 * config/cris/cris.md: Change copyright header to refer to version
25810 3 of the GNU General Public License.
25811 * doc/install.texi2html: Change copyright header to refer to version
25812 3 of the GNU General Public License and to point readers at the
25813 COPYING3 file and the FSF's license web page.
25814 * config/vax/linux.h: Likewise.
25816 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25818 * config/i386/i386.md (cmpcc): New.
25819 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25820 (sync_compare_and_swap_cc*): Delete.
25822 * config/s390/s390.c (s390_compare_emitted): Remove.
25823 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25824 s390_compare_emitted used to be handled. Assert that modes match.
25825 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25826 refer to sync_compare_and_swap_ccsi.
25827 * config/s390/s390.h (s390_compare_emitted): Remove.
25828 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25829 instead of s390_compare_emitted.
25830 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25831 instead of s390_compare_emitted.
25832 * config/s390/s390.md (cmpcc): New.
25833 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25834 CC_REGNUM, do not pretend it's set.
25835 (sync_compare_and_swap_cc*): Delete.
25836 * config/s390/predicates.md (cc_reg_operand): New.
25838 * expr.c (sync_compare_and_swap_cc): Delete.
25839 * optabs.h (sync_compare_and_swap_cc): Delete.
25840 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25841 is being used with can_compare_p.
25842 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25843 (find_cc_set): New.
25844 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25845 look for a MODE_CC set instead. Use emit_store_flag.
25846 (expand_compare_and_swap_loop): Likewise, with some additional
25847 complication to avoid a force_reg when useless. Use
25848 emit_cmp_and_jump_insns.
25849 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25850 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25851 sync_compare_and_swap documentation.
25853 2009-04-09 Jan Hubicka <jh@suse.cz>
25855 * except.c (find_prev_try): Break out from ....
25856 (duplicate_eh_regions): ... here; properly update prev_try pointers
25857 when duplication part of tree.
25858 (dump_eh_tree): Improve dumping.
25859 (verify_eh_region): New.
25860 (verify_eh_tree): Use it.
25862 2009-04-06 Richard Guenther <rguenther@suse.de>
25864 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25865 &ARRAY addresses by adjusting their types and prepending
25867 * tree-cfg.c (verify_gimple_assign_single): Verify that
25868 addresses are correct.
25870 2009-04-09 Richard Guenther <rguenther@suse.de>
25872 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25873 indices into an array reference if possible.
25874 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25875 Fold POINTER_PLUS_EXPR statements with invariant address.
25877 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25880 * config.gcc (powerpc64-*-linux*): Always build biarch.
25882 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25885 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25886 it and pedwarn if this results in an INTEGER_CST.
25888 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25890 * doc/install.texi: Update minimum GMP version. Remove obsolete
25891 text in MPFR section.
25893 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25895 * dwarf2out.c (class_scope_p): New static inline.
25896 (class_or_namespace_scope_p): Use it.
25897 (gen_variable_die): Use DW_TAG_member tag for static data member
25898 declarations instead of DW_TAG_variable.
25900 PR middle-end/39573
25901 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25904 2009-04-08 Richard Guenther <rguenther@suse.de>
25906 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25907 valueize random data.
25909 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25911 * config.gcc (aix tm_file): Add aix-stdint.h.
25912 (aix tm clause use_gcc_stdint): Set to wrap.
25913 * config/rs6000/aix-stdint.h: New file.
25915 2009-04-08 Richard Guenther <rguenther@suse.de>
25917 PR middle-end/36291
25918 * tree-dfa.c (add_referenced_var): Do not recurse into
25919 global initializers.
25920 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25922 (fold_const_aggregate_ref): Likewise.
25924 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25926 * recog.c (ordered_comparison_operator): New.
25927 * gensupport.c (std_preds): Add it.
25928 * doc/md.texi (Machine-Independent Predicates): Document it.
25930 2009-04-08 Jan Hubicka <jh@suse.cz>
25932 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25933 * function.h (rtl_eh): Remove exception_handler_label_map.
25934 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25935 remove_exception_handler_label, for_each_eh_label_1): Remove.
25936 (rtl_remove_unreachable_regions): Remove.
25937 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25938 (find_exception_handler_labels): Don't build the hashtable.
25939 (maybe_remove_eh_handler): Remove.
25940 (for_each_eh_label): Rewrite to walk the tree.
25941 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25942 * except.h (maybe_remove_eh_handler): Remove.
25943 * passes.c (init_optimization_passes): Schedule second EH cleanup
25945 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25946 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25948 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25950 * genoutput.c (validate_optab_operands): New.
25951 (gen_insn, gen_expand): Call it.
25953 * genflags.c (gen_insn): Detect misused iterators.
25954 (main): Pass line_no to gen_insn, exit with status 1 on error.
25956 * genextract.c (line_no): Make global.
25957 (VEC_safe_set_locstr): Change assertion to error message.
25958 (main): Exit with status 1 on error.
25960 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25964 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25965 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25966 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25967 * c-convert.c (convert): Do not call fold on results of conversion
25968 functions when the result is a C_MAYBE_CONST_EXPR.
25969 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25970 of __builtin_choose_expr.
25971 * c-typeck.c (remove_c_maybe_const_expr): New.
25972 (build_unary_op, build_conditional_expr, build_compound_expr,
25973 build_binary_op, c_objc_common_truthvalue_conversion): Call
25974 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25977 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25979 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25980 CODE to produce a new one. Add a prototype to use fold_convert_const
25982 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25985 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25986 mix declarations and code.
25988 2009-04-08 Ben Elliston <bje@au.ibm.com>
25990 * gcc.c: Replace `CC' with `GCC' throughout.
25992 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25994 * doc/invoke.texi: Document Atom support.
25996 2009-04-07 Jason Merrill <jason@redhat.com>
25999 * c-common.h, c-common.c: Add flag_pretty_templates.
26000 * c-opts.c (c_common_handle_option): Set it.
26001 * c.opt: Add -fno-pretty-templates.
26002 * doc/invoke.texi (C++ Dialect Options): Likewise.
26004 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
26006 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
26007 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
26008 (ia64_expand_builtin): Likewise.
26010 2009-04-07 Martin Jambor <mjambor@suse.cz>
26012 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
26013 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
26014 ADDR_EXPRS are include too.
26016 2009-04-07 Richard Guenther <rguenther@suse.de>
26018 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
26019 decls are only used if passes as parameters or if they are
26020 local statics and the call is not to a builtin.
26021 (call_may_clobber_ref_p_1): Likewise.
26023 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26025 * expr.c (do_store_flag): Remove last argument. Simplify code
26026 to avoid duplication of tests already done by can_compare_p.
26027 (expand_expr_real_1): Adjust caller.
26029 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26031 * optabs.c (can_compare_p): Test the predicate of a
26032 cbranch and cstore pattern.
26034 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26036 * expr.c (convert_move): Use emit_store_flag instead of
26039 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
26041 * config/i386/i386.c (ix86_compare_emitted): Remove.
26042 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
26043 ix86_compare_op0 like ix86_compare_emitted used to be handled.
26044 * config/i386/i386.h (ix86_compare_emitted): Remove.
26045 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
26046 instead of ix86_compare_emitted.
26047 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
26049 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
26051 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
26052 Add t-sysroot-suffix to tmake_file.
26053 * config/print-sysroot-suffix.sh: New file.
26054 * config/t-sysroot-suffix: New file.
26056 2009-04-07 Ben Elliston <bje@au.ibm.com>
26058 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
26059 as the latter produces a warning when the target does not support
26062 2009-04-07 Ben Elliston <bje@au.ibm.com>
26064 * dfp.c: Replace type punning assignments with memcpy throughout.
26065 * Makefile.in (dfp.o-warn): Remove.
26067 2009-04-07 Alan Modra <amodra@bigpond.net.au>
26070 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
26071 Include soft-fp/t-softfp after rs6000/t-linux64.
26073 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
26075 * stor-layout.c (set_sizetype): Use the full precision of their
26076 machine mode for bitsize types.
26078 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
26080 * config/i386/i386.md: Revert 2 accidental checkins.
26082 2009-04-06 Joey Ye <joey.ye@intel.com>
26083 Xuepeng Guo <xuepeng.guo@intel.com>
26084 H.J. Lu <hongjiu.lu@intel.com>
26086 Atom pipeline model, tuning and insn selection.
26087 * config.gcc (atom): Add atom config options and target.
26089 * config/i386/atom.md: New.
26091 * config/i386/i386.c (atom_cost): New cost.
26092 (m_ATOM): New macro flag.
26093 (initial_ix86_tune_features): Set m_ATOM.
26094 (x86_accumulate_outgoing_args): Likewise.
26095 (x86_arch_always_fancy_math_387): Likewise.
26096 (processor_target): Add Atom cost.
26097 (cpu_names): Add Atom cpu name.
26098 (override_options): Set Atom ISA.
26099 (ix86_issue_rate): New case PROCESSOR_ATOM.
26100 (ix86_adjust_cost): Likewise.
26102 * config/i386/i386.h (TARGET_ATOM): New target macro.
26103 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
26104 (TARGET_OPT_AGU): New target option.
26105 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
26106 (processor_type): Add PROCESSOR_ATOM.
26108 * config/i386/i386.md (cpu): Add new value "atom".
26109 (use_carry, movu): New attr.
26110 (atom.md): Include atom.md.
26111 (adddi3_carry_rex64): Set attr "use_carry".
26112 (addqi3_carry): Likewise.
26113 (addhi3_carry): Likewise.
26114 (addsi3_carry): Likewise.
26115 (*addsi3_carry_zext): Likewise.
26116 (subdi3_carry_rex64): Likewise.
26117 (subqi3_carry): Likewise.
26118 (subhi3_carry): Likewise.
26119 (subsi3_carry): Likewise.
26120 (x86_movdicc_0_m1_rex64): Likewise.
26121 (*x86_movdicc_0_m1_se): Likewise.
26122 (x86_movsicc_0_m1): Likewise.
26123 (*x86_movsicc_0_m1_se): Likewise.
26124 (*adddi_1_rex64): Emit add insn as much as possible.
26125 (*addsi_1): Likewise.
26126 (return_internal): Set atom_unit.
26127 (return_internal_long): Likewise.
26128 (return_pop_internal): Likewise.
26129 (*rcpsf2_sse): Set atom_sse_attr attr.
26130 (*qrt<mode>2_sse): Likewise.
26131 (*prefetch_sse): Likewise.
26133 * config/i386/i386-c.c (ix86_target_macros_internal): New case
26135 (ix86_target_macros_internal): Likewise.
26137 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
26138 (*prefetch_sse_rex): Likewise.
26139 (sse_rcpv4sf2): Likewise.
26140 (sse_vmrcpv4sf2): Likewise.
26141 (sse_sqrtv4sf2): Likewise.
26142 (<sse>_vmsqrt<mode>2): Likewise.
26143 (sse_ldmxcsr): Likewise.
26144 (sse_stmxcsr): Likewise.
26145 (*sse_sfence): Likewise.
26146 (sse2_clflush): Likewise.
26147 (*sse2_mfence): Likewise.
26148 (*sse2_lfence): Likewise.
26149 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
26150 (<sse>_movup<ssemodesuffixf2c>): Likewise.
26151 (avx_movdqu<avxmodesuffix>): Likewise.
26152 (avx_lddqu<avxmodesuffix>): Likewise.
26153 (sse2_movntv2di): Change attr "type" to "ssemov".
26154 (sse2_movntsi): Likewise.
26155 (rsqrtv8sf2): Change attr "type" to "sseadd".
26156 (sse3_addsubv2df3): Set attr "atom_unit".
26157 (sse3_h<plusminus_insn>v4sf3): Likewise.
26158 (*sse2_pmaddwd): Likewise.
26159 (*vec_extractv2di_1_rex64): Likewise.
26160 (*vec_extractv2di_1_avx): Likewise.
26161 (sse2_psadbw): Likewise.
26162 (ssse3_phaddwv8hi3): Likewise.
26163 (ssse3_phaddwv4hi3): Likewise.
26164 (ssse3_phadddv4si3): Likewise.
26165 (ssse3_phadddv2si3): Likewise.
26166 (ssse3_phaddswv8hi3): Likewise.
26167 (ssse3_phaddswv4hi3): Likewise.
26168 (ssse3_phsubwv8hi3): Likewise.
26169 (ssse3_phsubwv4hi3): Likewise.
26170 (ssse3_phsubdv4si3): Likewise.
26171 (ssse3_phsubdv2si3): Likewise.
26172 (ssse3_phsubswv8hi3): Likewise.
26173 (ssse3_phsubswv4hi3): Likewise.
26174 (ssse3_pmaddubsw128): Likewise.
26175 (sse3_pmaddubsw: Likewise.
26176 (ssse3_palignrti): Likewise.
26177 (ssse3_palignrdi): Likewise.
26179 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
26181 * doc/install.texi (Specific): Fix two cross-references to MinGW.
26183 2009-04-06 Richard Guenther <rguenther@suse.de>
26185 PR tree-optimization/28868
26186 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
26187 of which PHI results we inserted.
26188 (insert_into_preds_of_block): Record inserted PHIs.
26189 (eliminate): Eliminate redundant PHI nodes.
26190 (init_pre): Init inserted_phi_names.
26192 2009-04-06 Richard Guenther <rguenther@suse.de>
26194 PR tree-optimization/39643
26195 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
26196 IMAGPART_EXPRs of complex constants.
26197 (execute_fold_all_builtins): If we folded a call queue
26198 TODO_update_address_taken.
26200 2009-04-06 Jan Hubicka <jh@suse.cz>
26202 PR middle-end/39659
26203 * except.c (remove_unreachable_regions): Propagate may_contain_throw
26206 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
26208 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
26210 (ic_invalidate_array): Likewise.
26212 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
26214 * calls.c (emit_library_call_value_1): Fix a problem with parameter
26215 alignment for library calls.
26217 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
26219 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
26220 (mingw32 tm clause use_gcc_stdint): Set to wrap.
26221 * config/i386/mingw-stdint.h: New file.
26223 2009-04-05 Richard Guenther <rguenther@suse.de>
26225 PR tree-optimization/39648
26226 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
26227 our &A vs. &A[0] IL deficiencies.
26229 2009-04-04 Jan Hubicka <jh@suse.cz>
26231 * except.c (sjlj_find_directly_reachable_regions): Be ready for
26232 removed toplevel regions.
26233 (sjlj_mark_call_sites): Likewise.
26235 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
26237 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
26238 (cygwin tm clause use_gcc_stdint): Set to wrap.
26239 * config/i386/cygwin-stdint.h: New file.
26241 2009-04-04 Richard Guenther <rguenther@suse.de>
26243 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
26244 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
26245 single-argument PHIs if we are in loop-closed SSA form.
26246 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
26247 for the pre-condition.
26248 (slpeel_tree_peel_loop_to_edge): Likewise.
26249 (vect_build_loop_niters): Take an optional sequence to append stmts.
26250 (vect_generate_tmps_on_preheader): Likewise.
26251 (vect_do_peeling_for_loop_bound): Take extra guards for the
26253 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
26254 the cost model check.
26255 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
26256 guards if we are going to peel. Do not apply versioning in that case.
26257 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
26258 (vect_do_peeling_for_loop_bound): Likewise.
26259 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
26260 loop bound only record extra pre-conditions, do not apply loop
26263 2009-04-04 Richard Guenther <rguenther@suse.de>
26265 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
26268 2009-04-04 Jan Hubicka <jh@suse.cz>
26270 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26271 last_basic_block for size of bb->index indexed array.
26272 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
26273 compute_out, link_btr_uses, build_btr_def_use_webs,
26274 build_btr_def_use_webs, migrate_btr_defs): Likewise.
26276 2009-04-04 Jan Hubicka <jh@suse.cz>
26278 * except.c (remove_eh_handler_and_replace): Break out from ...
26279 (remove_eh_handler): ... here.
26280 (bring_to_root): New function.
26281 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
26282 handled ones, bring others to root of tree.
26284 2009-04-04 Jan Hubicka <jh@suse.cz>
26286 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
26287 (all_phis_safe_to_merge): New function.
26288 (update_info): New structure.
26289 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
26290 (cleanup_empty_eh): Update SSA if possible.
26292 2009-04-04 Richard Guenther <rguenther@suse.de>
26294 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
26295 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
26296 (append_vuse): Likewise.
26298 2009-04-04 Jakub Jelinek <jakub@redhat.com>
26300 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
26301 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
26302 instead of REG_UNSAVED for DW_CFA_undefined.
26303 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
26304 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
26307 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
26310 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
26312 2009-04-04 Richard Guenther <rguenther@suse.de>
26314 PR tree-optimization/8781
26315 PR tree-optimization/37892
26316 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
26317 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
26318 (valueize_refs): Call it for *& valueizations.
26319 (shared_reference_ops_from_ref): Rename to ...
26320 (valueize_shared_reference_ops_from_ref): ... this and valueize.
26321 (shared_reference_ops_from_call): Rename to ...
26322 (valueize_shared_reference_ops_from_call): ... this and valueize.
26323 (vn_reference_lookup): Update.
26324 (visit_reference_op_call): Likewise.
26325 * tree-ssa-pre.c (phi_translate_1): Fold *&.
26326 (eliminate): Value-replace the call address in call statements.
26328 2009-04-04 Richard Guenther <rguenther@suse.de>
26330 PR tree-optimization/39636
26331 * tree-ssa-forwprop.c
26332 (forward_propagate_addr_into_variable_array_index): Check for
26333 GIMPLE_ASSIGN before accessing the rhs code.
26335 2009-04-03 Jason Merrill <jason@redhat.com>
26337 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
26339 2009-04-03 Steve Ellcey <sje@cup.hp.com>
26341 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
26342 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
26343 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
26344 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
26345 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
26346 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
26347 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
26348 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
26349 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
26350 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
26351 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
26352 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
26353 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
26354 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
26355 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
26356 Use fr_reg_or_fp01_operand instead of fr_register_operand
26358 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
26359 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
26360 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
26362 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
26364 PR rtl-optimization/39607
26365 PR rtl-optimization/39631
26369 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26370 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26371 instead of DF_LR_OUT.
26372 * ira-lives.c (process_bb_node_lives): Ditto.
26373 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26374 instead of DF_LR_{OUT,IN}.
26375 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26376 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26378 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
26380 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
26381 (execute_lower_omp): Always run but take the short way out if -fopenmp
26383 (gate_lower_omp): Remove, forcing the pass manager to always run the
26384 pass and always set PROP_gimple_lomp.
26385 (pass_lower_omp): Remove gate function.
26386 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
26387 PROP_trees. Instead, require it.
26388 * ipa-cp.c (pass_ipa_cp): Likewise.
26389 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
26390 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
26391 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
26392 and PROP_gimple_leh.
26394 2009-04-03 Richard Guenther <rguenther@suse.de>
26396 PR middle-end/13146
26397 PR tree-optimization/23940
26398 PR tree-optimization/33237
26399 PR middle-end/33974
26400 PR middle-end/34093
26401 PR tree-optimization/36201
26402 PR tree-optimization/36230
26403 PR tree-optimization/38049
26404 PR tree-optimization/38207
26405 PR tree-optimization/38230
26406 PR tree-optimization/38301
26407 PR tree-optimization/38585
26408 PR middle-end/38895
26409 PR tree-optimization/38985
26410 PR tree-optimization/39299
26411 * tree-ssa-structalias.h: Remove.
26412 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
26413 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
26414 (struct vuse_element_d): Remove.
26415 (struct vuse_vec_d): Likewise.
26416 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
26417 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
26418 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
26419 VUSE_ELEMENT_VAR): Likewise.
26420 (struct voptype_d): Likewise.
26421 (NUM_VOP_FREE_BUCKETS): Likewise.
26422 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
26423 (struct stmt_operands_d): Remove.
26424 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
26425 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
26426 VDEF_NUM, VDEF_VECT): Likewise.
26427 (copy_virtual_operands): Remove.
26428 (operand_build_cmp): Likewise.
26429 (create_ssa_artificial_load_stmt): Likewise.
26430 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
26431 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
26432 vuse_index and mayuse_index members. Pack and move done and iter_type
26433 members to the front.
26434 (SSA_OP_VMAYUSE): Remove.
26435 (SSA_OP_VIRTUAL_USES): Adjust.
26436 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
26437 (unlink_stmt_vdef): Declare.
26438 (add_to_addressable_set): Remove.
26439 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
26440 (vrp_visit_stmt): Likewise.
26441 * doc/tree-ssa.texi (Alias analysis): Update.
26442 * doc/invoke.texi (max-aliased-vops): Remove docs.
26443 (avg-aliased-vops): Likewise.
26444 * tree-into-ssa.c (syms_to_rename): Remove.
26445 (need_to_update_vops_p): Likewise.
26446 (need_to_initialize_update_ssa_p): Rename to ...
26447 (update_ssa_initialized_fn): ... this. Track function we are
26449 (symbol_marked_for_renaming): Simplify.
26450 (add_new_name_mapping): Do not set need_to_update_vops_p.
26451 (dump_currdefs): Use SYMS_TO_RENAME.
26452 (rewrite_update_stmt): Always walk all uses/defs.
26453 (dump_update_ssa): Adjust.
26454 (init_update_ssa): Take function argument. Track what we are
26456 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
26457 (create_new_def_for): Initialize for cfun, assert we are initialized
26459 (mark_sym_for_renaming): Simplify.
26460 (mark_set_for_renaming): Do not initialize update-ssa.
26461 (need_ssa_update_p): Simplify. Take function argument.
26462 (name_mappings_registered_p): Assert we ask for the correct function.
26463 (name_registered_for_update_p): Likewise.
26464 (ssa_names_to_replace): Likewise.
26465 (release_ssa_name_after_update_ssa): Likewise.
26466 (update_ssa): Likewise. Use SYMS_TO_RENAME.
26467 (dump_decl_set): Do not print a newline.
26468 (debug_decl_set): Do it here.
26469 (dump_update_ssa): And here.
26470 * tree-ssa-loop-im.c (move_computations): Adjust.
26471 (movement_possibility): Likewise.
26472 (determine_max_movement): Likewise.
26473 (gather_mem_refs_stmt): Likewise.
26474 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
26475 or NAME_MEMORY_TAG.
26476 * tree-complex.c (update_all_vops): Remove.
26477 (expand_complex_move): Adjust.
26478 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
26479 Simplify test for memory referencing statement. Exclude
26480 non-invariant ADDR_EXPRs.
26481 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
26482 * tree-loop-distribution.c (generate_memset_zero): Adjust.
26483 (rdg_flag_uses): Likewise.
26484 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
26486 (tree_optimize_tail_calls_1): Also split the
26487 edge from the entry block if we have degenerate PHI nodes in
26488 the first basic block.
26489 * tree.c (init_ttree): Remove memory-tag related code.
26490 (tree_code_size): Likewise.
26491 (tree_node_structure): Likewise.
26492 (build7_stat): Re-write to be build6_stat.
26493 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
26494 (SSA_VAR_P): Adjust.
26495 (struct tree_memory_tag): Remove.
26496 (struct tree_memory_partition_tag): Likewise.
26497 (union tree_node): Adjust.
26498 (build7): Re-write to be build6.
26499 * tree-pass.h (pass_reset_cc_flags): Remove.
26500 (TODO_update_address_taken): New flag.
26501 (pass_simple_dse): Remove.
26502 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
26503 * params.h (MAX_ALIASED_VOPS): Remove.
26504 (AVG_ALIASED_VOPS): Likewise.
26505 * omp-low.c (expand_omp_taskreg): Update SSA form.
26506 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
26507 aliases the lhs in a copy stmt.
26508 * tree-ssa-dse.c (struct address_walk_data): Remove.
26509 (memory_ssa_name_same): Likewise.
26510 (memory_address_same): Likewise.
26511 (get_kill_of_stmt_lhs): Likewise.
26512 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
26513 unused stores. Look through PHI nodes into post-dominated regions.
26514 (dse_optimize_stmt): Simplify. Properly remove stores.
26515 (tree_ssa_dse): Compute dominators.
26516 (execute_simple_dse): Remove.
26517 (pass_simple_dse): Likewise.
26518 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
26519 gimple_loaded_syms and gimple_stored_syms computation.
26520 * toplev.c (dump_memory_report): Dump alias and pta stats.
26521 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
26522 (vn_reference_eq): Likewise.
26523 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
26524 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
26525 valueize_vuses): Remove.
26526 (get_def_ref_stmt_vuses): Simplify. Rename to ...
26527 (get_def_ref_stmt_vuse): ... this.
26528 (vn_reference_lookup_2): New function.
26529 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
26530 walking equivalent vuses. Simplify.
26531 (vn_reference_lookup): Likewise.
26532 (vn_reference_insert): Likewise.
26533 (vn_reference_insert_pieces): Likewise.
26534 (visit_reference_op_call): Simplify.
26535 (visit_reference_op_load): Likewise.
26536 (visit_reference_op_store): Likewise.
26537 (init_scc_vn): Remove shared_lookup_vuses initialization.
26538 (free_scc_vn): Remove shared_lookup_vuses freeing.
26539 (sort_vuses, sort_vuses_heap): Remove.
26540 (get_ref_from_reference_ops): Export.
26541 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
26542 vector with single vuse pointer.
26543 (vn_reference_lookup_pieces, vn_reference_lookup,
26544 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
26545 (shared_vuses_from_stmt): Remove.
26546 (get_ref_from_reference_ops): Declare.
26547 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
26548 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
26549 memory-tag related code.
26550 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
26551 (likely_value): Add comment, skip static-chain of call statements.
26552 (surely_varying_stmt_p): Adjust.
26553 (gimplify_and_update_call_from_tree): Likewise.
26554 (execute_fold_all_builtins): Do not rebuild alias info.
26555 (gimplify_and_update_call_from_tree): Properly update VOPs.
26556 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
26557 (copy_ref_info): Remove memory-tag related code.
26558 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
26559 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
26560 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
26562 * tree-ssa-dom.c (gimple_p): Remove typedef.
26563 (eliminate_redundant_computations): Adjust.
26564 (record_equivalences_from_stmt): Likewise.
26565 (avail_expr_hash): Likewise.
26566 (avail_expr_eq): Likewise.
26567 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
26568 (stmt_makes_single_load): Likewise.
26569 (stmt_makes_single_store): Likewise.
26570 * tree-ssa-alias.c: Rewrite completely.
26571 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
26572 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
26573 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
26574 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
26575 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
26576 Remove public functions.
26577 (pass_reset_cc_flags): Remove.
26578 (pass_build_alias): Move ...
26579 * tree-ssa-structalias.c (pass_build_alias): ... here.
26580 * tree-ssa-alias.c (may_be_aliased): Move ...
26581 * tree-flow-inline.h (may_be_aliased): ... here.
26582 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
26583 count_uses_and_derefs): Move ...
26584 * gimple.c: ... here.
26585 * gimple.h (count_uses_and_derefs): Declare.
26586 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
26587 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
26588 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
26589 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
26590 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
26591 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
26592 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
26594 * tree-dfa.c (refs_may_alias_p): Move ...
26595 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
26596 * tree-ssa-alias.h: New file.
26597 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
26598 (statement_sink_location): Likewise.
26599 * opts.c (decode_options): Do not adjust max-aliased-vops or
26600 avg-aliased-vops values.
26601 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
26602 (TV_CALL_CLOBBER): Likewise.
26603 (TV_FLOW_SENSITIVE): Likewise.
26604 (TV_FLOW_INSENSITIVE): Likewise.
26605 (TV_MEMORY_PARTITIONING): Likewise.
26606 (TV_ALIAS_STMT_WALK): New timevar.
26607 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
26608 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
26609 (get_address_description): Remove memory-tag related code.
26610 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
26611 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
26612 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
26613 and immediate uses in statements. Document.
26614 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
26615 (dump_symbols): Remove.
26616 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
26617 * alias.c (get_deref_alias_set): New function split out from ...
26618 (get_alias_set): ... here.
26619 * alias.h (get_deref_alias_set): Declare.
26620 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
26621 type parameter. Remove restrict pointer handling. Create a
26622 ref-all pointer in case type-based alias sets do not conflict.
26623 (vect_analyze_data_refs): Remove SMT related code.
26624 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
26625 (vectorizable_load): Likewise.
26626 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
26627 (DR_SYMBOL_TAG, DR_VOPS): Remove.
26628 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
26629 Ignore vops and SMTs.
26630 (dr_analyze_alias): Likewise..
26631 (free_data_ref): Likewise.
26632 (create_data_ref): Likewise.
26633 (analyze_all_data_dependences): Likewise.
26634 (get_references_in_stmt): Adjust.
26635 * tree-flow-inline.h (gimple_aliases_computed_p,
26636 gimple_addressable_vars, gimple_call_clobbered_vars,
26637 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
26638 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
26639 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
26640 gimple_mem_ref_stats): Remove.
26641 (gimple_vop): New function.
26642 (op_iter_next_use): Remove vuses and mayuses cases.
26643 (op_iter_next_def): Remove vdefs case.
26644 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
26645 (clear_and_done_ssa_iter): Do not set removed fields.
26646 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
26647 Assert we are not iterating over vuses or vdefs if not also
26648 iterating over uses or defs.
26649 (op_iter_init_use): Likewise.
26650 (op_iter_init_def): Likewise.
26651 (op_iter_next_vdef): Remove.
26652 (op_iter_next_mustdef): Likewise.
26653 (op_iter_init_vdef): Likewise.
26654 (compare_ssa_operands_equal): Likewise.
26655 (link_use_stmts_after): Handle vuse operand.
26656 (is_call_used): Use is_call_clobbered.
26657 (is_call_clobbered): Global variables are always call clobbered,
26658 query the call-clobbers bitmap.
26659 (mark_call_clobbered): Ignore global variables.
26660 (clear_call_clobbered): Likewise.
26661 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
26662 virtual operands sanity check.
26663 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
26665 (TARGET_MEM_REF): Remove TMR_TAG operand.
26666 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
26667 Remove call-clobber related code.
26668 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
26669 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
26670 partitions or escape reason.
26671 (get_single_def_stmt, get_single_def_stmt_from_phi,
26672 get_single_def_stmt_with_phi): Remove.
26673 (dump_referenced_vars): Tidy.
26674 (get_ref_base_and_extent): Allow bare decls.
26675 (collect_dfa_stats): Adjust.
26676 * graphite.c (rename_variables_in_stmt): Adjust.
26677 (graphite_copy_stmts_from_block): Likewise.
26678 (translate_clast): Likewise.
26679 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
26681 (translate_vuse_through_block): Use the oracle.
26682 (phi_translate_1): Adjust.
26683 (value_dies_in_block_x): Use the oracle. Cache the outcome
26685 (valid_in_sets): Check if the VUSE for
26686 a REFERENCE is available.
26687 (eliminate): Do not remove stmts during elimination,
26688 instead queue and remove them afterwards.
26689 (do_pre): Do not rebuild alias info.
26690 (pass_pre): Run TODO_rebuild_alias before PRE.
26691 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
26692 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
26693 (mark_all_v_defs_stmt): Remove.
26694 (mark_all_v_defs_seq): Adjust.
26695 (sra_replace): Likewise.
26696 (scalarize_use): Likewise.
26697 (scalarize_copy): Likewise.
26698 (scalarize_init): Likewise.
26699 (scalarize_ldst): Likewise.
26700 (todoflags): Remove.
26701 (tree_sra): Do not rebuild alias info.
26702 (tree_sra_early): Adjust.
26703 (pass_sra): Run TODO_update_address_taken before SRA.
26704 * tree-predcom.c (set_alias_info): Remove.
26705 (prepare_initializers_chain): Do not call it.
26706 (mark_virtual_ops_for_renaming): Adjust.
26707 (mark_virtual_ops_for_renaming_list): Remove.
26708 (initialize_root_vars): Adjust.
26709 (initialize_root_vars_lm): Likewise.
26710 (prepare_initializers_chain): Likewise.
26711 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
26712 (may_propagate_copy_into_stmt): Likewise.
26713 (merge_alias_info): Do nothing for now.
26714 (propagate_tree_value_into_stmt): Adjust.
26715 (stmt_may_generate_copy): Likewise.
26716 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
26717 not mark symbols for renaming.
26718 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
26719 with the same statement, make sure to update the new pointed-to one.
26720 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
26721 call statements, do not mark symbols for renaming.
26722 (mark_operand_necessary): Dump something.
26723 (ref_may_be_aliased): New function.
26724 (mark_aliased_reaching_defs_necessary_1): New helper function.
26725 (mark_aliased_reaching_defs_necessary): Likewise.
26726 (mark_all_reaching_defs_necessary_1): Likewise.
26727 (mark_all_reaching_defs_necessary): Likewise.
26728 (propagate_necessity): Do not process virtual PHIs. For
26729 non-aliased loads mark all reaching definitions as necessary.
26730 For aliased loads and stores mark the immediate dominating
26731 aliased clobbers as necessary.
26732 (visited): New global static.
26733 (perform_tree_ssa_dce): Free visited bitmap after propagating
26735 (remove_dead_phis): Perform simple dead virtual PHI removal.
26736 (remove_dead_stmt): Properly unlink virtual operands when
26738 (eliminate_unnecessary_stmts): Schedule PHI removal after
26740 * tree-ssa-ter.c (is_replaceable_p): Adjust.
26741 (process_replaceable): Likewise.
26742 (find_replaceable_in_bb): Likewise.
26743 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
26744 based on the single gimple vop.
26745 (verify_flow_insensitive_alias_info): Remove.
26746 (verify_flow_sensitive_alias_info): Likewise.
26747 (verify_call_clobbering): Likewise.
26748 (verify_memory_partitions): Likewise.
26749 (verify_alias_info): Likewise.
26750 (verify_ssa): Adjust..
26751 (execute_update_addresses_taken): Export. Update SSA
26752 manually. Optimize only when optimizing. Use a local bitmap.
26753 (pass_update_address_taken): Remove TODO_update_ssa, add
26755 (pass_update_address_taken): Just use TODO_update_address_taken.
26756 (init_tree_ssa): Do not initialize addressable_vars.
26757 (verify_ssa): Verify new VUSE / VDEF properties.
26758 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26759 Do not call verify_alias_info.
26760 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26761 Do not free the loaded and stored syms bitmaps. Reset the escaped
26762 and callused solutions. Do not free addressable_vars.
26763 Remove memory-tag related code.
26764 (warn_uninitialized_var): Aliases are always available.
26765 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26766 * lambda-code.c (can_put_in_inner_loop): Adjust.
26767 (can_put_after_inner_loop): Likewise.
26768 (perfect_nestify): Likewise.
26769 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26770 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26771 (vectorizable_conversion): Do not mark symbols for renaming.
26772 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26773 (expand_call_inline): Unlink the calls virtual operands before
26775 (tree_function_versioning): Do not call update_ssa if we are not
26776 updating clones. Simplify.
26777 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26778 (propagate_with_phi): Likewise..
26779 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26780 clobber code. Assert we are not aliased or global.
26781 * tree-flow.h: Include tree-ssa-alias.h
26782 (enum escape_type): Remove.
26783 (struct mem_sym_stats_d): Likewise.
26784 (struct mem_ref_stats_d): Likewise.
26785 (struct gimple_df): Add vop member. Remove global_var,
26786 call_clobbered_vars, call_used_vars, addressable_vars,
26787 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26788 escaped and callused members.
26789 (struct ptr_info_def): Remove all members, add points-to solution
26791 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26792 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26793 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26794 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26795 (tree-ssa-alias.o): Likewise.
26796 (toplev.o): Add tree-ssa-alias.h
26797 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26798 * gimple.c (gimple_set_bb): Fix off-by-one error.
26799 (is_gimple_reg): Do not handle memory tags.
26800 (gimple_copy): Also copy virtual operands.
26801 Delay updating the statement. Do not reset loaded and stored syms.
26802 (gimple_set_stored_syms): Remove.
26803 (gimple_set_loaded_syms): Likewise.
26804 (gimple_call_copy_skip_args): Copy the virtual operands
26805 and mark the new statement modified.
26806 * tree-ssa-structalias.c (may_alias_p): Remove.
26807 (set_uids_in_ptset): Take the alias set to prune with as
26808 parameter. Fold in the alias test of may_alias_p.
26809 (compute_points_to_sets): Compute whether a ptr is dereferenced
26810 in a local sbitmap.
26811 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26812 other ADDRESSOF constraints on the lhs.
26813 (get_constraint_for_component_ref): Assert that we don't get
26814 ADDRESSOF constraints from the base of the reference.
26815 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26816 (struct variable_info): Remove collapsed_to member.
26817 (get_varinfo_fc): Remove.
26818 (new_var_info): Do not set collapsed_to.
26819 (dump_constraint): Do not follow cycles.
26820 (dump_constraint_graph): Likewise.
26821 (build_pred_graph): Likewise.
26822 (build_succ_graph): Likewise.
26823 (rewrite_constraints): Likewise.
26824 (do_simple_structure_copy): Remove.
26825 (do_rhs_deref_structure_copy): Remove.
26826 (do_lhs_deref_structure_copy): Remove.
26827 (collapse_rest_of_var): Remove.
26828 (do_structure_copy): Re-implement.
26829 (pta_stats): New global variable.
26830 (dump_pta_stats): New function.
26831 (struct constraint_expr): Make offset signed.
26832 (UNKNOWN_OFFSET): Define special value.
26833 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26834 (solution_set_expand): New helper function split out from ...
26835 (do_sd_constraint): ... here.
26836 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26837 (do_ds_constraint): Likewise.
26838 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26839 and CALLUSED = *CALLUSED.
26840 (set_union_with_increment): Make inc argument signed.
26841 (type_safe): Remove.
26842 (get_constraint_for_ptr_offset): Handle unknown and negative
26844 (first_vi_for_offset): Handle offsets before start. Bail
26845 out early for offsets beyond the variable extent.
26846 (first_or_preceding_vi_for_offset): New function.
26847 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26848 Together with ESCAPED = *ESCAPED this properly computes reachability.
26849 (find_what_var_points_to): New function.
26850 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26851 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26852 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26853 pt_solutions_intersect): New functions.
26854 (compute_call_used_vars): Remove.
26855 (compute_may_aliases): New main entry into PTA computation.
26856 * gimple.h (gimple_p): New typedef.
26857 (struct gimple_statement_base): Remove references_memory_p.
26858 (struct gimple_statement_with_memory_ops_base): Remove
26859 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26861 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26862 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26863 gimple_set_references_memory): Remove.
26864 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26865 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26867 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26868 (verify_expr): Allow RESULT_DECL.
26869 (gimple_duplicate_bb): Do not copy virtual operands.
26870 (gimple_duplicate_sese_region): Adjust.
26871 (gimple_duplicate_sese_tail): Likewise.
26872 (mark_virtual_ops_in_region): Remove.
26873 (move_sese_region_to_fn): Do not call it.
26874 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26875 and pass_simple_dse.
26876 (execute_function_todo): Handle TODO_update_address_taken,
26877 call execute_update_addresses_taken for TODO_rebuild_alias.
26878 (execute_todo): Adjust.
26879 (execute_one_pass): Init dump files early.
26880 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26882 (create_general_new_stmt): Clear vops.
26883 * tree-ssa-reassoc.c (get_rank): Adjust.
26884 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26885 symbols for renaming.
26886 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26887 (PARAM_AVG_ALIASED_VOPS): Likewise.
26888 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26889 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26890 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26891 (operand_build_cmp, copy_virtual_operands,
26892 create_ssa_artificial_load_stmt, add_to_addressable_set,
26893 gimple_add_to_addresses_taken): Remove public functions.
26894 (unlink_stmt_vdef): New function.
26896 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26898 * config.gcc (powerpc-*-linux*): Merge variants.
26900 2009-04-02 Chao-ying Fu <fu@mips.com>
26901 James Grosbach <james.grosbach@microchip.com>
26903 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26904 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26906 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26907 keep_interrupts_masked_p, use_debug_exception_return_p.
26908 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26909 keep_interrupts_masked, use_debug_exception_return.
26910 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26911 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26913 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26914 (mips_print_operand): Process COP0 registers to print $0 .. $31
26915 correctly for GAS to process.
26916 (mips_interrupt_extra_call_saved_reg_p): New function.
26917 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26919 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26920 (mips_compute_frame_info): Add supports for interrupt context that
26921 includes doubleword accumulators and COP0 registers.
26922 (mips_for_each_saved_acc): New function.
26923 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26924 mips_for_each_saved_reg.
26925 (mips_save_reg): Save accumulators.
26926 (mips_kernel_reg_p): A new for_each_rtx callback.
26927 (mips_expand_prologue): Support interrupt handlers.
26928 (mips_restore_reg): Restore accumulators.
26929 (mips_expand_epilogue): Support interrupt handlers.
26930 (mips_can_use_return_insn): Return false for interrupt handlers.
26931 (mips_epilogue_uses): New function.
26932 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26933 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26934 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26935 cop0_move): New instructions.
26936 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26937 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26939 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26941 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26942 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26943 interrupt handlers, we use K0 as the temporary register.
26944 (EPILOGUE_USES): Change to a function call.
26945 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26946 handlers, we use K0 as the temporary register.
26948 * doc/extend.texi (Function Attributes): Document interrupt,
26949 use_shadow_register_set, keep_interrupts_masked,
26950 use_debug_exception_return for MIPS attributes.
26952 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26954 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26955 Remove a number of t-files from tmake_file.
26956 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26957 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26958 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26959 target_prototype, not TARGET_PROTOTYPE.
26960 (LINK_OS_GNU_SPEC): Define.
26961 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26962 and darwin-ldoubdle.c.
26964 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26967 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26968 (cpp_options): Ditto.
26969 (default_compilers): Ditto.
26970 (display_help): Ditto.
26971 (process_command): Ditto.
26972 (do_spec_1): Ditto.
26973 (set_input): Use lbasename instead of duplicate code.
26974 (save_temps_prefix): New static for -save-temps=obj.
26975 (save_temps_length): Ditto.
26977 * doc/invoke.texi (-save-temps=obj): Document new variant to
26978 -save-temps switch.
26980 2009-04-02 Jeff Law <law@redhat.com>
26982 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26985 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26987 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26988 * configure: Regenerated.
26990 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26992 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26993 share the argument list.
26995 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26999 2009-02-12 Diego Novillo <dnovillo@google.com>
27001 * varpool.c (debug_varpool): New.
27002 * cgraph.h (debug_varpool): Declare.
27004 2009-04-02 Jan Hubicka <jh@suse.cz>
27006 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
27009 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
27011 * config/i386/i386.c (ix86_abi): Move initialization to ...
27012 (override_options): Here.
27014 2009-04-02 Christian Bruel <christian.bruel@st.com>
27016 * config/sh/sh.c (sh_dwarf_register_span): New function.
27017 (TARGET_DWARF_REGISTER_SPAN): Define.
27018 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
27020 2009-04-02 Ira Rosen <irar@il.ibm.com>
27022 PR tree-optimization/39595
27023 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
27024 interleaved loads group is not greater than the SLP group size.
27026 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
27028 * builtins.c (is_builtin_name): New.
27029 (called_as_built_in): Use is_builtin_name.
27030 * tree.h (is_builtin_name): New.
27031 * varasm.c (incorporeal_function_p): Use is_builtin_name
27033 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
27035 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
27037 2009-04-02 Dodji Seketeli <dodji@redhat.com>
27040 * c-decl.c (clone_underlying_type): Move this ...
27041 * c-common.c (set_underlying_type): ... here.
27042 Also, make sure the function properly sets TYPE_STUB_DECL() on
27043 the newly created typedef variant type.
27044 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
27045 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
27048 2009-04-02 Richard Guenther <rguenther@suse.de>
27050 PR tree-optimization/37221
27051 * tree-flow.h (degenerate_phi_result): Declare.
27052 * tree-ssa-dom.c (degenerate_phi_result): Export.
27053 * tree-scalar-evolution.c (analyze_initial_condition): If
27054 the initial condition is defined by a degenerate PHI node
27055 use the degenerate value.
27057 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
27059 PR rtl-optimization/39588
27060 * combine.c (merge_outer_ops): Do not set the constant when this
27062 (simplify_shift_const_1): Do not modify it either in this case.
27064 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
27066 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
27067 tuning is deprecated if -mtune value is set to an Itanium1 variant.
27069 2009-04-01 Janis Johnson <janis187@us.ibm.com>
27072 * c-lex.c (interpret_float): Default (no suffix) is double.
27074 2009-04-1 Xinliang David Li <davidxl@google.com>
27076 * config/i386/i386.c (legitimate_constant_p): Recognize
27077 all one vector constant.
27079 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27081 * config/vax/vax.c: Add #includes to silence warnings.
27082 Change #include order to silence two warnings.
27084 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27086 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
27087 (ASM_SPEC): Pass -k to the assembler for PIC code.
27089 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27091 * config.gcc: Add vax-*-linux* to the switch.
27092 * config/vax/linux.h: New file. (TARGET_VERSION,
27093 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
27095 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27097 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
27098 Use predicate macros instead of GET_CODE() == foo.
27099 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
27100 ashlsi3, rotrsi3, <unnamed>): Likewise.
27102 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27104 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
27105 jbbccihi, jbbccisi): Remova trailing whitespace.
27106 * config/vax/constraints.md: Likewise.
27107 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
27108 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
27109 * config/vax/predicates.md: Likewise.
27110 * config/vax/vax.c (print_operand_address, vax_output_int_move,
27111 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
27112 * config/vax/vax.h: Likewise.
27113 * config/vax/vax.md (nonlocal_goto): Likewise.
27115 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27117 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
27118 (indirectable_address_p, adjacent_operands_p): Add spaces around
27120 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
27122 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27124 * config/vax/vax.c (legitimate_constant_address_p,
27125 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
27126 index_term_p, reg_plus_index_p, legitimate_address_p,
27127 vax_mode_dependent_address_p): Update comments to match functions
27128 modified by the recent int->bool conversion.
27130 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27132 * config/vax/builtins.md: Update copyright message.
27133 * config/vax/constraints.md: Likewise.
27134 * config/vax/netbsd-elf.h: Likewise.
27135 * config/vax/predicates.md: Likewise.
27136 * config/vax/vax-protos.h: Likewise.
27137 * config/vax/vax.c: Likewise.
27138 * config/vax/vax.h: Likewise.
27139 * config/vax/vax.md: Likewise.
27140 * config/vax/vax.opt: Likewise.
27142 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
27144 * config/vax/builtins.md (ffssi2, ffssi2_internal,
27145 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
27146 * config/vax/constraints.md (B, R): Likewise.
27147 * config/vax/predicates.md (external_memory_operand,
27148 nonimmediate_addsub_di_operand): Likewise.
27149 * config/vax/vax.c (vax_output_int_add): Likewise.
27150 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
27151 untyped_call): Likewise.
27153 2009-04-01 Matt Thomas <matt@3am-software.com>
27155 * config/vax/predicates.md: New file.
27156 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
27157 external_const_operand, nonsymbolic_operand, external_memory_operand,
27158 indirect_memory_operand, indexed_memory_operand,
27159 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
27160 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
27162 * config/vax/constraints.md: New file.
27163 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
27165 * config/vax/builtins.md: New file.
27166 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
27167 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
27169 * config/vax/vax.opt (mqmath): Add option.
27170 * config/vax/vax.md (isfx): Extend with DI.
27171 (VAXintQH, VAXintQHSD): Define.
27172 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
27173 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
27174 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
27175 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
27176 (movdi): Update constraints and use vax_output_int_move().
27177 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
27178 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
27179 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
27180 nonlocal_goto): New.
27181 (mov<mode>): Extend accepted operand types.
27182 (subdi3_old): Rename from subdi3, change update constraints and use
27183 a new implementation.
27184 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
27185 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
27186 MOVE_RATIO, CLEAR_RATIO): Define.
27187 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
27188 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
27189 (PRINT_OPERAND): Redefine using a function instead of inlined code.
27190 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
27191 (split_quadword_operands): Make static and really allow variable
27193 (print_operand_address): Update for PIC generation.
27194 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
27195 indexable_address_p, fixup_mathdi_operand,
27196 vax_expand_addsub_di_operands, adjacent_operands_p): New.
27197 (vax_float_literal, legitimate_constant_p,
27198 indirectable_constant_address_p, index_term_p,
27199 reg_plus_index_p): Return bool instead of int.
27200 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
27202 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
27204 (vax_output_conditional_branch): Indent.
27205 (legitimate_constant_address_p, indirectable_constant_address_p,
27206 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
27207 vax_mode_dependent_address_p): Return bool instead of int, update for
27209 * config/vax/vax-protos.h (legitimate_constant_address_p,
27210 legitimate_constant_p, legitimate_address_p,
27211 vax_mode_dependent_address_p): Change declaration to bool.
27212 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
27213 vax_expand_addsub_di_operands, vax_output_int_subtract,
27214 vax_output_movmemsi): Declare.
27215 (split_quadword_operands, vax_float_literal): Delete declaration.
27216 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
27217 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
27218 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
27219 ASM_OUTPUT_DWARF_PCREL): Define.
27220 (ASM_SPEC): Change definition to allow PIC generation.
27222 2009-04-01 Steve Ellcey <sje@cup.hp.com>
27224 * doc/sourcebuild.texi: Update front-end requirements.
27226 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27229 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
27230 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
27231 (booldi3_internal3): Use boolean_or_operator instead of
27234 2009-04-01 Joseph Myers <joseph@codesourcery.com>
27237 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
27238 declarator whose size is not an integer constant expression but
27239 folds to an integer constant, then treat it as a constant
27242 2009-04-01 Richard Guenther <rguenther@suse.de>
27244 * fold-const.c (fold_plusminus_mult_expr): Do not fold
27245 i * 4 + 2 to (i * 2 + 1) * 2.
27247 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27250 * c-parser.c (c_parser_asm_statement): Skip until close paren and
27251 return if c_parser_asm_string_literal returned NULL.
27253 2009-04-01 Nick Clifton <nickc@redhat.com>
27255 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
27257 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
27258 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
27259 other typedefs to avoid conflicts with libgcc2.c. Define labels
27260 to gain 16-bit bit-manipulation functions from libgcc2.c and then
27262 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
27263 to gain 16-bit trapping arithmetic functions from libgcc2.c and
27266 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
27268 * varasm.c (default_function_rodata_section): Declare DOT as
27271 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
27272 Andrey Galkin <agalkin@hypercom.com>
27275 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
27276 Make object_name unique for each process.
27278 2009-04-01 Jakub Jelinek <jakub@redhat.com>
27281 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
27282 addressable variables in the parallel that could go out of scope while
27283 running queued tasks.
27285 2009-04-01 Anatoly Sokolov <aesok@post.ru>
27287 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
27288 (CASE_VALUES_THRESHOLD): Redefine.
27289 * config/avr/avr.c (avr_override_options): Remove initialization of
27290 avr_case_values_threshold variable.
27291 (avr_case_values_threshold): Remove variable. Add new function.
27292 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
27293 * config/avr/avr.opt (mno-tablejump): Remove option.
27294 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
27296 2009-04-01 DJ Delorie <dj@redhat.com>
27298 * varasm.c (default_function_rodata_section): Don't assume
27299 anything about where the first '.' in the section name is.
27301 2009-04-01 Alan Modra <amodra@bigpond.net.au>
27303 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
27304 rs6000_emit_stack_tie.
27306 2009-03-31 Ian Lance Taylor <iant@google.com>
27308 * tree-eh.c (tree_remove_unreachable_handlers): Compare
27309 gimple_code with GIMPLE_RESX, not RESX.
27311 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27313 * c-common.c (c_get_ident): New.
27314 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
27316 2009-04-01 Ben Elliston <bje@au.ibm.com>
27318 * config/rs6000/sysv4.opt (msdata): Improve option description.
27320 2009-03-31 Steve Ellcey <sje@cup.hp.com>
27322 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
27323 (divdf3_internal_lat): Remove.
27324 (divxf3_internal_lat): Remove.
27325 (divxf3_internal_thr): Remove.
27326 (divxf): Use divxf3_internal.
27327 * config/ia64/div.md (divsf3_internal_lat): New.
27328 (divdf3_internal_lat): New.
27329 (divxf3_internal): New.
27331 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27334 * Makefile.in (USE_GCC_STDINT): Define.
27335 (stmp-int-hdrs): Install stdint.h if applicable.
27336 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
27338 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
27339 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
27340 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27341 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27342 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27343 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27344 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27345 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27346 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27347 (c_common_nodes_and_builtins): Initialize
27348 underlying_wchar_type_node. Do not initialize
27349 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
27350 nodes for new types.
27351 (c_stddef_cpp_builtins): Define macros for new types.
27352 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
27354 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
27355 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
27356 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
27357 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
27358 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
27359 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
27360 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
27361 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
27362 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
27363 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
27364 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
27365 int16_type_node, int32_type_node, int64_type_node,
27366 uint8_type_node, uint16_type_node, c_uint32_type_node,
27367 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
27368 int_least32_type_node, int_least64_type_node,
27369 uint_least8_type_node, uint_least16_type_node,
27370 uint_least32_type_node, uint_least64_type_node,
27371 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
27372 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
27373 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
27374 uintptr_type_node): Define.
27375 * c-cppbuiltin.c (builtin_define_constants,
27376 builtin_define_type_minmax): New.
27377 (builtin_define_stdint_macros): Define more macros.
27378 (c_cpp_builtins): Define more limit macros.
27379 (type_suffix): New.
27380 (builtin_define_type_max): Define in terms of
27381 builtin_define_type_minmax. Remove is_long parameter. All
27383 * config.gcc (use_gcc_stdint): Define.
27384 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
27385 Add newlib-stdint.h for generic targets.
27386 * config/glibc-stdint.h, config/newlib-stdint.h,
27387 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
27388 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
27389 * config/score/score.h (UINTPTR_TYPE): Define.
27390 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
27391 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
27392 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27393 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27394 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27395 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27396 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27397 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
27398 * config/spu/spu.h (STDINT_LONG32): Define.
27399 * configure.ac (use_gcc_stdint): Substitute.
27400 * configure: Regenerate.
27401 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
27402 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
27403 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
27404 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
27405 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
27406 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
27407 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
27408 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
27409 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
27410 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
27411 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
27412 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
27413 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
27414 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
27415 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
27416 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
27417 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
27418 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
27419 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
27420 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
27421 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
27422 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
27423 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
27424 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
27425 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
27426 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
27427 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
27428 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
27429 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
27431 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
27433 * loop-iv.c (suitable_set_for_replacement): Renamed from
27434 simplify_using_assignment; changed to return bool and to accept new
27435 args DEST and SRC. Return true iff we find a source/destination pair
27436 that can be used to make a replacement, and fill SRC and DEST if so.
27437 Remove arg ALTERED. Don't deal with altered regs here. All callers
27439 (simplify_using_initial_values): Deal with altered regs here and track
27440 more precisely the effect they have on the validity of our expression.
27442 * loop-iv.c (simplify_using_condition): A condition of the form
27443 (EQ REG CONST) can be used to simply make a substitution.
27444 (simplify_using_initial_values): Keep track of conditions we have seen
27445 and keep using them to simplify new expressions, while applying the
27446 same substitutions to them as to the expression.
27448 * simplify-rtx.c (simplify_relational_operation_1): Simplify
27449 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
27452 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
27453 changed. Use this when trying to improve the upper bound.
27454 Generate the comparison by using simplify_gen_relational.
27456 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
27458 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
27460 (simplify_using_assignment, simplify_using_initial_values): Call
27461 replace_in_expr to make replacements. Call replace_single_def_regs
27462 once on the initial version of the expression.
27464 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27467 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
27469 2009-03-31 Richard Guenther <rguenther@suse.de>
27471 PR middle-end/31029
27472 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
27473 equality comparisons. Fold C - X CMP X if C % 2 == 1.
27475 2009-03-31 Richard Guenther <rguenther@suse.de>
27477 * tree.h (div_if_zero_remainder): Declare.
27478 * fold-const.c (div_if_zero_remainder): Export.
27479 * tree-ssa-forwprop.c
27480 (forward_propagate_addr_into_variable_array_index): Handle
27481 constant array index addition outside of the variable index.
27483 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27486 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
27487 define_splits, floatunssi<mode>2): Require x87 conversions from
27488 DImode to be permitted.
27490 2009-03-31 Joseph Myers <joseph@codesourcery.com>
27492 PR preprocessor/15638
27493 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
27495 2009-03-31 Richard Guenther <rguenther@suse.de>
27497 PR middle-end/23401
27498 PR middle-end/27810
27499 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
27500 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
27501 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
27502 a separate statement.
27503 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
27504 (lookup_tmp_var): Likewise.
27505 (is_gimple_formal_tmp_or_call_rhs): Remove.
27506 (is_gimple_reg_or_call_rhs): Rename to ...
27507 (is_gimple_reg_rhs_or_call): ... this.
27508 (is_gimple_mem_or_call_rhs): Rename to ...
27509 (is_gimple_mem_rhs_or_call): ... this.
27510 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
27511 DECL_GIMPLE_REG_P only if is_formal is true.
27512 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
27513 for non-proper post-modify expression gimplification.
27514 (gimplify_self_mod_expr): For post-modify expressions gimplify
27515 the lvalue to a minimal lvalue.
27516 (rhs_predicate_for): Remove formal temp case.
27517 (gimplify_modify_expr_rhs): Likewise.
27518 (gimplify_addr_expr): Use is_gimple_reg.
27519 (gimplify_expr): Remove formal temp cases.
27520 (gimple_regimplify_operands): Likewise.
27521 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
27522 and FILTER_EXPR like constants.
27523 * gimple.c (walk_gimple_op): Fix val_only initialization, use
27525 (is_gimple_formal_tmp_rhs): Remove.
27526 (is_gimple_reg_rhs): Remove special casing.
27527 (is_gimple_mem_rhs): Fix.
27528 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
27529 (is_gimple_formal_tmp_var): Remove.
27530 (is_gimple_formal_tmp_reg): Likewise.
27531 (is_gimple_min_lval): Allow invariant component ref parts.
27532 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
27533 is_gimple_formal_tmp_reg): Remove declarations.
27534 * tree-cfg.c (verify_expr): Verify that variables with address
27535 taken do not have DECL_GIMPLE_REG_P set.
27536 * tree-mudflap.c (mf_build_check_statement_for): Use
27537 force_gimple_operand instead of gimplify_expr.
27539 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
27541 * modulo-sched.c (sms_schedule_by_order): Pass the actual
27542 schedulable rows to compute_split_row.
27544 2009-03-31 Ben Elliston <bje@au.ibm.com>
27547 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
27550 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27552 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
27553 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
27554 * configure: Regenerate.
27555 * config.in: Regenerate.
27556 * config/rs6000/rs6000.opt (mtls-markers): Add.
27557 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
27558 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
27559 (tls_ld_aix, tls_ld_sysv): Likewise.
27560 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
27561 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
27563 2009-03-31 Alan Modra <amodra@bigpond.net.au>
27565 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
27567 2009-03-30 Jan Hubicka <jh@suse.cz>
27569 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
27571 (tree_remove_unreachable_handlers): Cleanup EH predecestor
27572 detection and label handling.
27574 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27576 * ira-int.h (ira_allocno): Rename left_conflicts_num to
27577 left_conflicts_size.
27578 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
27579 ALLOCNO_LEFT_CONFLICTS_SIZE.
27581 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
27582 remove_allocno_from_bucket_and_push,
27583 allocno_spill_priority_compare, push_allocnos_to_stack,
27584 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27585 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
27586 (setup_allocno_left_conflicts_num): Ditto. Rename to
27587 setup_allocno_left_conflicts_size.
27588 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
27589 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
27590 setup_allocno_left_conflicts_size instead of
27591 setup_allocno_left_conflicts_num.
27593 * ira-build.c (ira_create_allocno): Use
27594 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
27595 ALLOCNO_LEFT_CONFLICTS_NUM.
27597 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
27599 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
27600 instead of DF_LR_OUT.
27602 * ira-lives.c (process_bb_node_lives): Ditto.
27604 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
27605 instead of DF_LR_{OUT,IN}.
27607 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
27609 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
27611 2009-03-30 Jan Hubicka <jh@suse.cz>
27613 * except.c (label_to_region_map): Fix thinko.
27615 2009-03-30 Steve Ellcey <sje@cup.hp.com>
27617 PR middle-end/38237
27618 * tree.h (tree_find_value): New declaration.
27619 * tree.c (tree_find_value): New function.
27620 * varasm.c (assemble_external): Avoid duplicate entries on lists.
27622 2009-03-30 Jakub Jelinek <jakub@redhat.com>
27625 * c-decl.c (struct c_binding): Add locus field.
27626 (bind): Add locus argument, set locus field from it.
27627 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
27628 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
27629 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
27630 implicitly_declare, undeclared_variable, lookup_label,
27631 declare_label, c_make_fname_decl, c_builtin_function,
27632 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
27635 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
27638 * config/i386/i386.c (classify_argument): Check total size of
27641 2009-03-30 Martin Jambor <mjambor@suse.cz>
27643 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
27644 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
27645 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
27648 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
27649 seen_variable_array_ref while also traversing a union.
27651 * tree-inline.c (optimize_inline_calls): Do not call
27652 cgraph_node_remove_callees.
27653 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
27654 (pass_remove_cgraph_callee_edges): New variable.
27655 * passes.c (init_optimization_passes): Add
27656 pass_remove_cgraph_callee_edges after early inlining and before all
27657 late intraprocedural passes.
27659 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
27661 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27663 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
27664 Fix typos in names.
27666 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27668 * combine.c (simplify_comparison): Use have_insn_for.
27669 * dojump.c (do_jump): Likewise.
27671 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27673 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
27674 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
27675 sparc_compare_op0 like sparc_compare_emitted used to be handled.
27676 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
27677 instead of sparc_compare_emitted.
27678 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
27679 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
27680 instead of sparc_compare_emitted.
27682 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27684 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
27685 enter/exit cfglayout mode.
27686 (pass_partition_block): Require it.
27687 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
27688 (combine_instructions): Track basic blocks instead of labels.
27689 (update_cfg_for_uncondjump): New.
27690 (try_combine): Use it. Update jumps after rescanning.
27691 (pass_combine): Require PROP_cfglayout.
27692 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
27694 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27696 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
27697 Provide/destroy PROP_cfglayout respectively.
27698 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
27699 * tree-pass.h (PROP_cfglayout): New.
27701 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
27703 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
27704 fold_convert_const_fixed_from_fixed,
27705 fold_convert_const_fixed_from_int,
27706 fold_convert_const_fixed_from_real, fold_negate_const): Do not
27707 set TREE_CONSTANT_OVERFLOW.
27708 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
27709 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
27711 2009-03-30 Ira Rosen <irar@il.ibm.com>
27713 * tree-vect-loop-manip.c: New file.
27714 * tree-vectorizer.c: Update documentation and included files.
27715 (vect_loop_location): Make extern.
27716 (rename_use_op): Move to tree-vect-loop-manip.c
27717 (rename_variables_in_bb, rename_variables_in_loop,
27718 slpeel_update_phis_for_duplicate_loop,
27719 slpeel_update_phi_nodes_for_guard1,
27720 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
27721 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
27722 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
27723 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
27724 find_loop_location): Likewise.
27725 (new_stmt_vec_info): Move to tree-vect-stmts.c.
27726 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
27727 get_vectype_for_scalar_type, vect_is_simple_use,
27728 supportable_widening_operation, supportable_narrowing_operation):
27730 (bb_in_loop_p): Move to tree-vect-loop.c.
27731 (new_loop_vec_info, destroy_loop_vec_info,
27732 reduction_code_for_scalar_code, report_vect_op,
27733 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
27734 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
27735 (vect_supportable_dr_alignment): Likewise.
27736 * tree-vectorizer.h (tree-data-ref.h): Include.
27737 (vect_loop_location): Declare.
27738 Reorganize function declarations according to the new file structure.
27739 * tree-vect-loop.c: New file.
27740 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
27741 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
27742 * tree-vect-data-refs.c: New file.
27743 * tree-vect-patterns.c (timevar.h): Don't include.
27744 * tree-vect-stmts.c: New file.
27745 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
27746 tree-vect-slp.c, tree-vect-loop.c.
27747 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
27748 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
27749 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
27750 (tree-vect-analyze.o): Remove.
27751 (tree-vect-transform.o): Likewise.
27752 (tree-vect-data-refs.o): Add rule.
27753 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
27754 tree-vect-slp.o): Likewise.
27755 (tree-vect-patterns.o): Remove redundant dependencies.
27756 (tree-vectorizer.o): Likewise.
27757 * tree-vect-slp.c: New file.
27759 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27761 * optc-gen.awk: Warn if an option flag has multiple different
27764 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27766 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27767 -floop-block): Document dependences on PPL, CLooG and Graphite.
27769 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27771 PR rtl-optimization/323
27772 * c-common.c (c_fully_fold, convert_and_check,
27773 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27774 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27775 * c-common.def (EXCESS_PRECISION_EXPR): New.
27776 * c-cppbuiltin.c (builtin_define_float_constants): Define
27777 constants with enough digits for long double.
27778 * c-lex.c (interpret_float): Interpret constant with excess
27779 precision where appropriate.
27780 * c-opts.c (c_common_post_options): Set
27781 flag_excess_precision_cmdline. Give an error for
27782 -fexcess-precision=standard for C++ for processors where the
27783 option is significant.
27784 * c-parser.c (c_parser_conditional_expression): Handle excess
27785 precision in condition.
27786 * c-typeck.c (convert_arguments): Handle arguments with excess
27788 (build_unary_op): Move excess precision outside operation.
27789 (build_conditional_expr): Likewise.
27790 (build_compound_expr): Likewise.
27791 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27792 (build_modify_expr): Handle excess precision in RHS.
27793 (convert_for_assignment): Handle excess precision in converted
27795 (digest_init, output_init_element, process_init_element): Handle
27796 excess precision in initializer.
27797 (c_finish_return): Handle excess precision in return value.
27798 (build_binary_op): Handle excess precision in operands and add
27799 excess precision as needed for operation.
27800 * common.opt (-fexcess-precision=): New option.
27801 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27802 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27803 For standard excess precision, output explicit conversion to and
27804 truncation from XFmode.
27805 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27806 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27807 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27808 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27809 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27810 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27811 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27812 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27813 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27814 define_splits, sqrt<mode>2): Disable where appropriate for
27815 standard excess precision.
27816 * convert.c (convert_to_real): Do not shorten arithmetic to type
27817 for which excess precision would be used.
27818 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27819 * doc/invoke.texi (-fexcess-precision=): Document option.
27820 (-mfpmath=): Correct index entry.
27821 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27822 flag_excess_precision): New.
27823 * langhooks.c (lhd_post_options): Set
27824 flag_excess_precision_cmdline.
27825 * opts.c (common_handle_option): Handle -fexcess-precision=.
27826 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27827 init_excess_precision): New.
27828 (lang_dependent_init_target): Call init_excess_precision.
27829 * tree.c (excess_precision_type): New.
27830 * tree.h (excess_precision_type): Declare.
27832 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27835 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27836 non-lvalue to component.
27838 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27840 PR preprocessor/34695
27841 * Makefile.in (c-opts.o): Depend on c-tree.h.
27842 * c-common.c: Move down include of diagnostic.h.
27843 (done_lexing, c_cpp_error): New.
27844 * c-common.h (done_lexing): Declare.
27845 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27847 * c-opts.c: Include c-tree.h.
27848 (c_common_init_options): Set preprocessor error callback.
27849 (c_common_handle_option): Do not set preprocessor
27850 inhibit_warnings, warnings_are_errors, warn_system_headers,
27851 pedantic_errors or inhibit_warnings flags.
27852 (c_common_post_options): Do not check cpp_errors (parse_in).
27853 (c_common_finish): Do not output dependencies if there were
27854 errors. Do not check return value of cpp_finish.
27855 * c-ppoutput.c (pp_file_change): Set input_location.
27856 * c-tree.h (c_cpp_error): Declare.
27857 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27859 (diagnostic_build_prefix): Check override_column.
27860 * diagnostic.h (diagnostic_info): Add override_column field.
27861 (diagnostic_override_column): Define.
27863 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27865 * c-common.c (c_expand_expr, c_staticp): Remove.
27866 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27867 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27868 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27869 * c-gimplify.c (gimplify_compound_literal_expr,
27870 optimize_compound_literals_in_ctor): Remove.
27871 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27872 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27873 * c-semantics.c (emit_local_var): Remove.
27875 * langhooks-def.h (lhd_expand_expr): Remove.
27876 * langhooks.c (lhd_expand_expr): Remove.
27877 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27879 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27880 handling from c-semantics.c; don't call into langhook.
27881 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27882 * gimplify.c (gimplify_compound_literal_expr,
27883 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27884 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27885 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27886 as was done in c-gimplify.c.
27887 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27888 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27889 Move from c-common.h.
27890 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27892 * tree.c (staticp): Do not call langhook.
27893 * langhooks.c (lhd_staticp): Delete.
27894 * langhooks-def.h (lhd_staticp): Delete prototype.
27895 (LANG_HOOKS_STATICP): Delete.
27896 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27898 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27899 instead of DECL_STMTs.
27901 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27909 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27911 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27912 contained expression.
27913 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27914 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27915 conditional expressions for C.
27916 (decl_constant_value_for_optimization): Move from
27917 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27918 whether optimizing and that the expression is a VAR_DECL not of
27919 array type instead of doing such checks in the caller. Do not
27920 check pedantic. Call gcc_unreachable for C++.
27921 * c-common.def (C_MAYBE_CONST_EXPR): New.
27922 * c-common.h (c_fully_fold, c_save_expr,
27923 decl_constant_value_for_optimization): New prototypes.
27924 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27925 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27926 EXPR_INT_CONST_OPERANDS): Define.
27927 * c-convert.c (convert): Strip nops from expression.
27928 * c-decl.c (groktypename): Take extra parameters expr and
27929 expr_const_operands. Update call to grokdeclarator.
27930 (start_decl): Update call to grokdeclarator. Add statement for
27931 expressions used in type of decl.
27932 (grokparm): Update call to grokdeclarator.
27933 (push_parm_decl): Update call to grokdeclarator.
27934 (build_compound_literal): Add parameter non_const and build a
27935 C_MAYBE_COSNT_EXPR if applicable.
27936 (grokdeclarator): Take extra parameters expr and
27937 expr_const_operands. Track expressions used in declaration
27938 specifiers and declarators. Fold array sizes and track whether
27939 they are constant expressions and whether they are integer
27940 constant expressions.
27941 (parser_xref_tag): Set expr and expr_const_operands fields in
27943 (grokfield): Update call to grokdeclarator.
27944 (start_function): Update call to grokdeclarator.
27945 (build_null_declspecs): Set expr and expr_const_operands fields in
27947 (declspecs_add_type): Handle expressions in typeof specifiers.
27948 * c-parser.c (c_parser_declspecs): Set expr and
27949 expr_const_operands fields for declaration specifiers.
27950 (c_parser_enum_specifier): Likewise.
27951 (c_parser_struct_or_union_specifier): Likewise.
27952 (c_parser_typeof_specifier): Likewise. Update call to
27953 groktypename. Fold expression as needed. Return expressions with
27954 type instead of adding statements.
27955 (c_parser_attributes): Update calls to c_parser_expr_list.
27956 (c_parser_statement_after_labels): Fold expression before passing
27957 to objc_build_throw_stmt.
27958 (c_parser_condition): Fold expression.
27959 (c_parser_asm_operands): Fold expression.
27960 (c_parser_conditional_expression): Use c_save_expr. Update call
27961 to build_conditional_expr.
27962 (c_parser_alignof_expression): Update call to groktypename.
27963 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27964 original_code. Fold expression argument of va_arg. Create
27965 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27966 argument to va_arg. Update calls to groktypename. Fold array
27967 index for offsetof. Verify that first argument to
27968 __builtin_choose_expr has integer type.
27969 (c_parser_postfix_expression_after_paren_type): Update calls to
27970 groktypename and build_compound_literal. Handle expressions with
27971 side effects in type name.
27972 (c_parser_postfix_expression_after_primary): Update call to
27973 c_parser_expr_list. Set original_code for calls to
27974 __builtin_constant_p.
27975 (c_parser_expr_list): Take extra parameter fold_p. Fold
27976 expressions if requested.
27977 (c_parser_objc_type_name): Update call to groktypename.
27978 (c_parser_objc_synchronized_statement): Fold expression.
27979 (c_parser_objc_receiver): Fold expression.
27980 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27981 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27982 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27983 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27984 (struct c_typespec): Add elements expr and expr_const_operands.
27985 (struct c_declspecs): Add elements expr and expr_const_operands.
27986 (groktypename, build_conditional_expr, build_compound_literal):
27988 (in_late_binary_op): Declare.
27989 * c-typeck.c (note_integer_operands): New function.
27990 (in_late_binary_op): New variable.
27991 (decl_constant_value_for_broken_optimization): Move to c-common.c
27992 and rename to decl_constant_value_for_optimization.
27993 (default_function_array_conversion): Do not strip nops.
27994 (default_conversion): Do not call
27995 decl_constant_value_for_broken_optimization.
27996 (build_array_ref): Do not fold result.
27997 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27998 result when operand is a VLA.
27999 (c_expr_sizeof_type): Update call to groktypename. Handle
28000 expressions included in type name. Use C_MAYBE_CONST_EXPR for
28001 result when operand names a VLA type.
28002 (build_function_call): Update call to build_compound_literal.
28003 Only fold result for calls to __builtin_* functions. Strip
28004 NOP_EXPR from INTEGER_CST returned from such functions. Fold
28005 the function designator.
28006 (convert_arguments): Fold arguments. Update call to
28007 convert_for_assignment.
28008 (build_unary_op): Handle increment and decrement of
28009 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
28010 decrement earlier. Fold operand of increment and decrement.
28011 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
28012 built for integer operand. Wrap returns that are INTEGER_CSTs
28013 without being integer constant expressions or that have integer
28014 constant operands without being INTEGER_CSTs.
28015 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
28016 (build_conditional_expr): Add operand ifexp_bcp. Track whether
28017 result is an integer constant expression or can be used in
28018 unevaluated parts of one and avoid folding and wrap as
28019 appropriate. Fold operands before possibly doing -Wsign-compare
28021 (build_compound_expr): Wrap result for C99 if operands can be used
28022 in integer constant expressions.
28023 (build_c_cast): Update call to digest_init. Do not ignore
28024 overflow from casting floating-point constants to integers. Wrap
28025 results that could be confused with integer constant expressions,
28026 null pointer constants or floating-point constants.
28027 (c_cast_expr): Update call to groktypename. Handle expressions
28028 included in type name.
28029 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
28030 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
28031 Update calls to convert_for_assignment.
28032 (convert_for_assignment): Take new parameter
28033 null_pointer_constant. Do not strip nops or call
28034 decl_constant_value_for_broken_optimization. Set
28035 in_late_binary_op for conversions to boolean.
28036 (store_init_value): Update call to digest_init.
28037 (digest_init): Take new parameter null_pointer_constant. Do not
28038 call decl_constant_value_for_broken_optimization. pedwarn for
28039 initializers not constant expressions. Update calls to
28040 convert_for_assignment.
28041 (constructor_nonconst): New.
28042 (struct constructor_stack): Add nonconst element.
28043 (really_start_incremental_init, push_init_level, pop_init_level):
28044 Handle constructor_nonconst and nonconst element.
28045 (set_init_index): Call constant_expression_warning for array
28047 (output_init_element): Fold value. Set constructor_nonconst as
28048 applicable. pedwarn for initializers not constant expressions.
28049 Update call to digest_init. Call constant_expression_warning
28050 where constant initializers are required.
28051 (process_init_element): Use c_save_expr.
28052 (c_finish_goto_ptr): Fold expression.
28053 (c_finish_return): Fold return value. Update call to
28054 convert_for_assignment.
28055 (c_start_case): Fold switch expression.
28056 (c_process_expr_stmt): Fold expression.
28057 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
28058 ensure statement expression is not evaluated in constant expression.
28059 (build_binary_op): Track whether results are integer constant
28060 expressions or may occur in such, disable folding and wrap results
28061 as applicable. Fold operands for -Wsign-compare warnings unless
28063 (c_objc_common_truthvalue_conversion): Handle results folded to
28064 integer constants that are not integer constant expressions.
28065 * doc/extend.texi: Document when typeof operands are evaluated,
28066 that condition of __builtin_choose_expr is an integer constant
28067 expression, and more about use of __builtin_constant_p in
28070 2009-03-29 Richard Guenther <rguenther@suse.de>
28072 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
28073 propagate addresses of array references.
28075 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
28077 * regmove.c (perhaps_ends_bb_p): Remove.
28078 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
28079 from INSN and check that the main loop stays within that basic block.
28080 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
28081 (regmove_forward_pass): Split out from regmove_optimize. Use
28082 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
28083 (regmove_backward_pass): Split out from regmove_optimize. Use
28084 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
28085 (regmove_optimize): Simplify.
28087 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28090 * config/i386/i386.c (classify_argument): Ignore flexible array
28091 member in struct and warn ABI change.
28093 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
28095 * config/i386/i386-protos.h (ix86_agi_dependent): New.
28097 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
28098 (ix86_adjust_cost): Updated.
28100 2009-03-29 Jan Hubicka <jh@suse.cz>
28102 PR middle-end/28850
28103 * tree-pass.h (pass_cleanup_eh): New function.
28104 (remove_unreachable_regions): Break code handling RTL
28105 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
28106 that can not be reached by runtime.
28107 (can_be_reached_by_runtime): New function.
28108 (label_to_region_map): New function.
28109 (num_eh_regions): New function.
28110 (rtl_remove_unreachable_regions): New function.
28111 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
28112 (remove_eh_region): New function.
28113 * except.h: Include sbitmap and vecprim.
28114 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
28115 num_eh_regions): Declare.
28116 * passes.c (init_optimization_passes): Schedule cleanup_eh.
28117 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
28118 * tree-eh.c (tree_remove_unreachable_handlers): New function.
28119 (tree_empty_eh_handler_p): New function.
28120 (cleanup_empty_eh): New function.
28121 (cleanup_eh): New function.
28122 (pass_cleanup_eh): New function.
28124 2009-03-29 Jan Hubicka <jh@suse.cz>
28126 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
28127 for removed regions.
28129 2009-03-29 Jan Hubicka <jh@suse.cz>
28131 * except.c (dump_eh_tree): Dump all datastructures.
28133 2009-03-29 Jan Hubicka <jh@suse.cz>
28135 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
28136 (duplicate_eh_regions_1): Likewise.
28137 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
28138 vector; call EH verification.
28139 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28140 Be ready for region being removed.
28142 2009-03-29 Jan Hubicka <jh@suse.cz>
28144 * bitmap.c (bitmap_last_set_bit): New function.
28145 * bitmap.h (bitmap_last_set_bit): Declare.
28147 2009-03-29 David Ayers <ayers@fsfe.org>
28150 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
28151 by calling objc_compare_types and surpress warnings about
28152 incompatible C pointers that are compatible ObjC pointers.
28154 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
28156 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
28157 call initialize_inline_failed.
28158 (initialize_inline_failed): Move it from here ...
28159 * cgraph.c (initialize_inline_failed): ... to here.
28160 (cgraph_create_edge): Call initialize_inline_failed rather than
28161 setting inline_failed directly.
28163 2009-03-29 Ben Elliston <bje@au.ibm.com>
28166 * sysv4.opt (msdata): Improve comment.
28167 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
28168 * sysv4.h (SVR4_ASM_SPEC): Likewise.
28170 2009-03-29 Ben Elliston <bje@au.ibm.com>
28173 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
28174 load and store attributes.
28176 2009-03-29 Ben Elliston <bje@au.ibm.com>
28178 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
28179 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
28180 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
28181 * doc/extend.texi (X86 Built-in Functions): Add index entries for
28182 __builtin_infq and __builtin_huge_valq.
28184 2009-03-28 Anatoly Sokolov <aesok@post.ru>
28186 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
28188 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28189 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
28191 2009-03-28 Xinliang David Li <davidxl@google.com>
28193 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
28194 (do_dbg_cnt): New function.
28196 2009-03-28 Jan Hubicka <jh@suse.cz>
28198 Merge from pretty-ipa:
28200 2009-03-27 Jan Hubicka <jh@suse.cz>
28202 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28203 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
28204 * passes.c (function_called_by_processed_nodes_p): New.
28205 * ipa-pure-const.c (check_call): Fix handling of operands.
28206 (analyze_function): Dump debug output for skipped bodies.
28207 (local_pure_const): Use function_called_by_processed_nodes_p.
28208 * dwarf2out.c (reference_to_unused): Use output.
28209 * passes.c (do_per_function_toporder): Likewise.
28211 2008-11-12 Jan Hubicka <jh@suse.cz>
28213 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
28214 * ipa-pure-const.c (funct_state_d): Add can throw field; make
28215 state_set_in_source enum
28216 (check_decl): Ignore memory tags; do not set fake looping flags;
28218 (check_operand, check_tree, check_rhs_var, check_lhs_var,
28219 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
28220 (check_call, analyze_function): Rewrite.
28222 (add_new_function): Update call of analyze_function.
28223 (generate_summary): Add call of analyze_function.
28224 (propagate): Propagate can_throw; handle state_set_in_source correctly.
28225 (local_pure_const): New function.
28226 (pass_local_pure_const): New pass.
28227 * ipa-inline.c (inline_transform): Set after_inlining.
28228 * tree-eh.c (stmt_can_throw_external): New.
28229 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
28230 work with aliasing built.
28231 * tree-flow.h (stmt_can_throw_external): New.
28232 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
28233 and local pure/const pass in early and late optimization queue.
28235 2009-03-28 Martin Jambor <mjambor@suse.cz>
28237 * fold-const.c (get_pointer_modulus_and_residue): New parameter
28239 (fold_binary): Allow function decl aligment consideration is the
28240 second argument is integer constant one.
28241 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
28242 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
28243 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
28245 2009-03-28 Jan Hubicka <jh@suse.cz>
28247 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
28248 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
28249 * function.h (rtl_data): Add nothrow flag.
28250 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
28251 set DECL_NOTHROW for AVAILABLE functions.
28253 2009-03-28 Jakub Jelinek <jakub@redhat.com>
28255 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
28256 following vector keyword has expansion starting with pixel or bool
28257 keyword, expand vector to __vector and pixel or bool to __pixel or
28261 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
28262 warn_if_disallowed_function_p): Removed.
28263 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
28264 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
28265 warning_if_disallowed_function_p.
28266 * flags.h (warn_if_disallowed_function_p,
28267 warn_disallowed_functions): Removed.
28268 * common.opt (Wdisallowed-function-list=): Removed.
28269 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
28271 2009-03-28 Richard Guenther <rguenther@suse.de>
28273 PR tree-optimization/38723
28274 * tree-ssa-pre.c (compute_avail): Add all default definitions to
28277 2009-03-28 Jan Hubicka <jh@suse.cz>
28279 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
28280 test introduced by my previous patch.
28282 2009-03-28 Richard Guenther <rguenther@suse.de>
28284 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
28285 the PHIs value undefined.
28287 2009-03-28 Jan Hubicka <jh@suse.cz>
28289 * tree-pass.h (pass_fixup_cfg): New pass.
28290 * ipa-inline.c (inline_transform): Set
28291 always_inline_functions_inlined/after_inlining.
28292 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
28293 (pass_fixup_cfg): New pass.
28294 * passes.c (init_optimization_passes): Add fixup_cfg.
28296 2009-03-28 Richard Guenther <rguenther@suse.de>
28298 PR tree-optimization/38458
28299 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
28300 argument use the arguments copy-of value.
28302 2009-03-28 Richard Guenther <rguenther@suse.de>
28304 PR tree-optimization/38180
28305 * tree-ssa-ccp.c (get_default_value): Simplify.
28306 (likely_value): Likewise.
28307 (surely_varying_stmt_p): Properly handle VOP case.
28308 (ccp_initialize): Likewise.
28309 (ccp_fold): Handle propagating through *&.
28310 (fold_const_aggregate_ref): Also handle decls.
28312 2009-03-28 Jan Hubicka <jh@suse.cz>
28314 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
28315 * cgraph.h (cgraph_node): Likewise.
28316 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
28317 (cgraph_reset_node): Use process flag.
28318 (cgraph_mark_functions_to_output): Likewise.
28319 (cgraph_expand_function): Likewise.
28320 (cgraph_expand_all_functions): Likewise.
28321 (cgraph_output_in_order): Likewise.
28322 * dwarf2out.c (reference_to_unused): Likewise.
28323 * passes.c do_per_function_toporder): Likewise.
28325 2009-03-28 Jan Hubicka <jh@suse.cz>
28327 Bring from lto-branch:
28329 2008-09-03 Doug Kwan <dougkwan@google.com>
28331 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
28332 enums instead of reason strings.
28333 * cgraph.c (cgraph_create_edge): Same.
28334 (cgraph_inline_failed_string): New function.
28335 * cgraph.h (cgraph_inline_failed_t): New enum type.
28336 (cgraph_inline_failed_string): New prototype.
28337 (struct cgraph_edge): Change type of INLINED_FAILED from constant
28338 char pointer to cgraph_inline_failed_t.
28339 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
28340 (cgraph_default_inline_p): Ditto.
28341 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
28342 to cgraph_inline_failed_t pointer.
28343 * cif-code.def: New file.
28344 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
28346 (cgraph_check_inline_limits): Change type of REASON to pointer to
28347 cgraph_inline_failed_t. Replace reason strings with enums.
28348 (cgraph_default_inline_p): Ditto.
28349 (cgraph_recursive_inlining_p): Ditto.
28350 (update_caller_keys): Change type of FAILED_REASON to
28351 cgraph_inline_failed_t.
28352 (cgraph_set_inline_failed): Change type of REASON to pointer to
28353 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
28354 convert enums to strings for text output.
28355 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
28356 to be of type cgraph_inline_failed_t. Replace reason strings with
28357 enums. Call cgraph_inline_failed_string to covert enums
28358 to strings for text output.
28359 (cgraph_decide_inlining): Replace reason strings with enums.
28360 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
28361 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
28363 * tree-inline.c (expand_call_inline): Change type of REASON
28364 to cgraph_inline_failed_t. Replace reason strings with enums.
28365 Call cgraph_inline_failed_string for text output.
28366 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
28369 2009-03-28 Jan Hubicka <jh@suse.cz>
28371 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
28372 cgraph_clone_node): Remove master clone handling.
28373 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28374 * cgraph.h (master_clone): Remove.
28375 (cgraph_is_master_clone, cgraph_master_clone): Remove.
28376 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
28377 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
28379 2009-03-28 Jan Hubicka <jh@suse.cz>
28381 * cgraph.c (cgraph_function_body_availability): Functions declared
28382 inline are always safe to assume that it is not going to be replaced.
28384 2009-03-28 Richard Guenther <rguenther@suse.de>
28386 PR tree-optimization/38513
28387 * tree-ssa-pre.c (eliminate): Remove redundant stores.
28388 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
28389 EXC_PTR_EXPR and FILTER_EXPR.
28390 (get_ref_from_reference_ops): Likewise.
28392 2009-03-28 Richard Guenther <rguenther@suse.de>
28394 PR tree-optimization/38968
28395 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
28396 Use FLOOR_MOD_EXPR to compute misalignment.
28398 2009-03-28 Richard Guenther <rguenther@suse.de>
28400 PR tree-optimization/37795
28401 * tree.h (combine_comparisons): Declare.
28402 * fold-const.c (combine_comparisons): Export.
28403 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
28405 (ifcombine_iforif): Use combine_comparisons.
28407 2009-03-28 Jan Hubicka <jh@suse.cz>
28409 * tree-eh.c (inlinable_call_p): New function.
28410 (make_eh_edges): Use it.
28411 (verify_eh_edges): Use it.
28412 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
28413 * except.c (reachable_next_level): Add inlinable_function argument
28414 (sjlj_find_directly_reachable_regions): Update.
28415 (add_reachable_handler): Do not set saw_any_handlers.
28416 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
28417 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
28418 Add new inlinable call parameter.
28419 (can_throw_internal, can_throw_external): Update.
28420 * except.h (can_throw_internal_1, can_throw_external_1,
28421 foreach_reachable_handler): Update declaration.
28423 2009-03-28 Joseph Myers <joseph@codesourcery.com>
28425 * config/arm/t-arm-coff, config/h8300/coff.h,
28426 config/i386/i386-aout.h, config/i386/i386-coff.h,
28427 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
28428 config/pdp11/2bsd.h, config/rs6000/aix41.h,
28429 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
28430 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
28431 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
28432 sys-types.h: Remove.
28433 * Makefile.in: Remove protoize and fixproto support and references
28435 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
28436 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
28438 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
28439 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
28440 unprotoize$(exeext).
28441 (rest.encap): Don't depend on $(STMP_FIXPROTO)
28442 (.PHONY): Don't depend on proto.
28443 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
28444 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
28445 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
28446 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
28447 build/gen-protos.o, build/scan.o, xsys-protos.h,
28448 build/fix-header$(build_exeext), build/fix-header.o,
28449 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
28450 stmp-install-fixproto): Remove.
28451 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
28452 SYSCALLS.c or fixproto files.
28453 (install-common): Don't install protoize.
28454 (install-headers-tar, install-headers-cpio, install-headers-cp):
28455 Don't depend on $(STMP_FIXPROTO).
28456 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
28457 install fixproto files or write out fixproto settings.
28458 (uninstall): Don't uninstall protoize.
28459 * config.gcc (use_fixproto): Remove.
28460 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
28461 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
28462 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
28463 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
28464 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
28465 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
28466 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
28467 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
28468 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
28469 * config/t-vxworks (STMP_FIXPROTO): Remove.
28470 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
28471 STMP_FIXPROTO): Remove.
28472 * config.in, configure: Regenerate.
28473 * crtstuff.c (gid_t, uid_t): Don't undefine.
28474 * doc/install.texi: Change m68k-coff to m68k-elf in example.
28475 (arm-*-coff, arm-*-aout: Remove target entries.
28476 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
28477 Remove mention of AIX 4.1.
28478 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
28479 * doc/invoke.texi (Running Protoize): Remove.
28480 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
28481 (Protoize Caveats): Remove.
28482 * tsystem.h: Update comments on headers assumed to exist.
28484 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
28486 * genautomata.c: Add a new year to the copyright. Add a new
28488 (struct insn_reserv_decl): Add comments for member bypass_list.
28489 (find_bypass): Remove.
28490 (insert_bypass): New.
28491 (process_decls): Use insert_bypass.
28492 (output_internal_insn_latency_func): Output all bypasses with the
28493 same input insn in one switch case.
28495 * rtl.def (define_bypass): Describe bypass choice.
28496 * doc/md.texi (define_bypass): Ditto.
28498 2009-03-27 Richard Guenther <rguenther@suse.de>
28500 * gimplify.c (mark_addressable): Export.
28501 * tree-flow.h (mark_addressable): Declare.
28502 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
28503 * tree-ssa.c (verify_phi_args): Verify that address taken
28504 variables have TREE_ADDRESSABLE set.
28506 2009-03-27 Richard Guenther <rguenther@suse.de>
28508 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
28509 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
28510 Do not mark decls TREE_ADDRESSABLE.
28511 (build_fold_addr_expr): Adjust.
28512 (fold_addr_expr): Remove.
28513 (fold_unary): Use build_fold_addr_expr.
28514 (fold_comparison): Likewise.
28515 (split_address_to_core_and_offset): Likewise.
28516 * coverage.c (tree_coverage_counter_addr): Mark the array decl
28518 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
28519 (gimplify_modify_expr_to_memcpy): Mark source and destination
28521 * omp-low.c (create_omp_child_function): Mark the object decl
28523 (lower_rec_input_clauses): Mark the var we take the address of
28525 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
28527 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28529 PR middle-end/39315
28530 * cfgexpand.c (expand_one_stack_var_at): Change alignment
28531 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
28533 2009-03-27 Richard Guenther <rguenther@suse.de>
28535 PR tree-optimization/39120
28536 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
28538 (handle_lhs_call): Process return constraints. Add escape
28539 constraints if necessary.
28540 (handle_const_call): Fill out return constraints. Make nested
28541 case more precise. Avoid consttmp if possible.
28542 (handle_pure_call): Fill out return constraints. Avoid
28543 callused if possible.
28544 (find_func_aliases): Simplify call handling.
28546 2009-03-27 Richard Guenther <rguenther@suse.de>
28548 PR tree-optimization/39120
28549 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
28550 as a representative.
28551 (solve_graph): Do propagate CALLUSED.
28552 (handle_pure_call): Use a scalar constraint from CALLUSED for
28554 (find_what_p_points_to): CALLUSED shall not appear in poins-to
28557 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28560 * c-common.c (handle_aligned_attribute): Properly check alignment
28561 overflow. Use (1U << i) instead of (1 << i).
28563 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
28565 * expr.h (get_mem_align_offset): Updated.
28567 * tree.h (tree_decl_common): Change align to "unsigned int" and
28568 move it before pointer_alias_set.
28570 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28571 Jakub Jelinek <jakub@redhat.com>
28574 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
28575 gr_register_operand with gr_reg_or_0_operand.
28576 (cmpxchg_rel_di): Likewise.
28577 (sync_lock_test_and_set<mode>): Likewise.
28579 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28581 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
28582 (true_regnum): Likewise.
28584 * rtlanal.c (subreg_info): Moved to ...
28585 * rtl.h (subreg_info): Here. New.
28586 (subreg_get_info): New.
28588 * rtlanal.c (subreg_get_info): Make it extern.
28590 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28593 * config/i386/i386.c (ix86_abi): New.
28594 (override_options): Handle -mabi=.
28595 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
28596 (ix86_call_abi_override): Likewise.
28597 (init_cumulative_args): Likewise.
28598 (function_arg_advance): Likewise.
28599 (function_arg_64): Likewise.
28600 (function_arg): Likewise.
28601 (ix86_pass_by_reference): Likewise.
28602 (ix86_function_value_regno_p): Likewise.
28603 (ix86_build_builtin_va_list_abi): Likewise.
28604 (setup_incoming_varargs_64): Likewise.
28605 (is_va_list_char_pointer): Likewise.
28606 (ix86_init_machine_status): Likewise.
28607 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
28608 (ix86_function_type_abi): Return enum calling_abi. Rewrite
28609 for 64bit. Replace DEFAULT_ABI with ix86_abi.
28610 (ix86_function_abi): Make it static and return enum calling_abi.
28611 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
28613 (ix86_fn_abi_va_list): Updated.
28615 * config/i386/i386.h (ix86_abi): New.
28616 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
28617 (CONDITIONAL_REGISTER_USAGE): Likewise.
28618 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
28619 (machine_function): Likewise.
28621 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
28623 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
28624 (STACK_BOUNDARY): Likewise.
28625 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
28627 * config/i386/i386.opt (mabi=): New.
28629 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
28630 return enum calling_abi.
28631 (ix86_function_type_abi): Likewise.
28632 (ix86_function_abi): Removed.
28634 * doc/invoke.texi: Document -mabi= option for x86.
28636 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28638 * builtins.c (real_dconstp): Delete.
28639 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
28641 2009-03-27 Dodji Seketeli <dodji@redhat.com>
28642 Jakub Jelinek <jakub@redhat.com>
28645 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
28646 (gen_subprogram_die): When a function is explicit, generate the
28647 DW_AT_explicit attribute.
28648 * langhooks.h (struct lang_hooks_for_decls): Add
28649 function_decl_explicit_p langhook.
28650 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
28651 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
28653 2009-03-27 Jakub Jelinek <jakub@redhat.com>
28655 * builtins.c (fold_builtin_memory_op): Optimize memmove
28656 into memcpy if we can prove source and destination don't overlap.
28658 * tree-inline.c: Include gt-tree-inline.h.
28659 (clone_fn_id_num): New variable.
28660 (clone_function_name): New function.
28661 (tree_function_versioning): Use it.
28662 * Makefile.in (GTFILES): Add tree-inline.c.
28664 2009-03-27 Mark Mitchell <mark@codesourcery.com>
28666 * BASE-VER: Change to 4.5.0.
28668 2009-03-27 Xinliang David Li <davidxl@google.com>
28670 PR tree-optimization/39557
28671 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
28673 2009-03-27 Xinliang David Li <davidxl@google.com>
28675 PR tree-optimization/39548
28676 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
28679 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28681 * c-common.c (pointer_int_sum): Use %wd on return from
28684 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
28686 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
28687 on return from tree_low_cst.
28689 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
28692 * ginclude/stdarg.h (va_copy): Define also for
28693 __GXX_EXPERIMENTAL_CXX0X__.
28695 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28698 * builtins.h (c_strlen): Do not warn here.
28699 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
28700 * c-common.c (pointer_int_sum): Take an explicit location.
28701 Warn about offsets out of bounds.
28702 * c-common.h (pointer_int_sum): Adjust declaration.
28704 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28706 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
28709 2009-03-26 Jakub Jelinek <jakub@redhat.com>
28712 * opts.c (warn_if_disallowed_function_p): Don't assume
28713 get_callee_fndecl must return non-NULL.
28715 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
28717 PR rtl-optimization/39522
28718 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
28719 when reg_reloaded_valid is set.
28721 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28723 * config/spu/divv2df3.c: New file.
28724 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
28725 (DPBIT_FUNCS): Filter out _div_df.
28727 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
28729 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
28730 a jump insn, count that jump in the distance to the loop start.
28732 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
28735 * config/sh/sh.c (calc_live_regs): Fix condition for global
28736 registers except PIC_OFFSET_TABLE_REGNUM.
28738 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
28741 * doc/invoke.texi (-mconsole): New.
28743 (-mno-cygwin): New.
28745 (-mnop-fun-dllimport): New.
28749 (sub section "i386 and x86-64 Windows Options"): New.
28751 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
28753 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
28754 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
28756 2009-03-25 Richard Guenther <rguenther@suse.de>
28758 PR middle-end/39497
28759 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28762 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28764 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28765 neither of haifa/selective schedulers are working.
28767 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28769 * doc/invoke.texi (Debugging Options): Fix description of
28770 -fno-merge-debug-strings.
28772 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28774 * config/cris/libgcc.ver: New version-script.
28775 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28777 * configure.ac <GAS features, nop mnemonic>: Add pattern
28778 crisv32-*-* for "nop".
28779 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28780 * configure: Regenerate.
28782 2009-03-24 Ira Rosen <irar@il.ibm.com>
28784 PR tree-optimization/39529
28785 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28786 mark_sym_for_renaming for the tag copied to the new vector
28789 2009-03-24 Arthur Loiret <aloiret@debian.org>
28791 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28792 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28793 EXTRA_SPEC_FUNCTIONS.
28794 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28795 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28796 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28797 -march and -mtune options.
28799 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28801 * config/m68k/t-rtems: Add m5329 multilib.
28803 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28804 Jakub Jelinek <jakub@redhat.com>
28807 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28810 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28813 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28814 instead of c_parser_expression_conv, if original_code isn't one of the
28815 4 allowed comparison codes, fail.
28817 2009-03-23 Richard Guenther <rguenther@suse.de>
28819 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28820 * tree.h (struct tree_type): Likewise.
28821 * reload.h (struct insn_chain): Likewise.
28822 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28823 * function.h (struct function): Likewise.
28824 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28826 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28828 PR tree-optimization/39516
28829 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28831 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28833 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28834 should be set true if BITS_PER_WORD of target is bigger than 32
28836 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28838 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28839 Translate -B-options to -rpath-link. Correct existing
28840 rpath-link and conditionalize on !nostdlib.
28842 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28844 * doc/extend.texi (Function Attributes, Variable Attributes):
28846 * doc/invoke.texi (Debugging Options, Optimize Options)
28847 (i386 and x86-64 Options, MCore Options): Likewise.
28849 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28852 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28853 it for block local namespace aliases.
28854 (gen_decl_die): Pass context_die to gen_namespace_die.
28856 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28859 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28860 minimum or maximum value.
28862 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28864 * reginfo.c (globalize_reg): Recompute derived reg sets.
28866 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28869 * libgcc2.c (mprotect): Do not use signed arguments for
28870 VirtualProtect, use DWORD arguments. Also fix the 'may
28871 be used uninitialized' warning for the np variable.
28873 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28876 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28877 functions using regparm calling conventions when not optimizing.
28878 (ix86_function_sseregparm): Similarly for sseregparm calling
28881 2009-03-19 Li Feng <nemokingdom@gmail.com>
28883 PR middle-end/39500
28884 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28885 dependence if the first conflict is after niter iterations.
28887 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28889 PR middle-end/38609
28890 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28891 functions with dynamic stack-pointer adjustments.
28893 2009-03-19 Ben Elliston <bje@au.ibm.com>
28895 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28896 option; change to -msdata=data.
28898 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28900 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28903 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28906 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28908 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28910 * doc/invoke.texi (Code Gen Options): Expand discussion of
28913 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28915 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28916 * matrix-reorg.c (struct matrix_info): Likewise.
28917 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28918 * rtl.h (struct mem_attrs): Likewise.
28919 * df.h (struct df): Likewise.
28920 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28921 * ira-int.h (struct ira_allocno): Likewise.
28922 * df-scan.c (struct df_collection_rec): Likewise.
28923 * ira.c (struct equivalence): Likewise.
28924 * function.c (struct temp_slot): Likewise.
28925 * cfgloop.h (struct loop): Likewise.
28928 * function.c (use_register_for_decl): When not optimizing, disregard
28929 register keyword for variables with types containing methods.
28931 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28933 PR middle-end/39447
28934 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28935 (is_simple_operand): Call contains_component_ref_p before calling data
28936 reference analysis that would fail on COMPONENT_REFs.
28938 * tree-vrp.c (search_for_addr_array): Fix formatting.
28940 2009-03-18 Richard Guenther <rguenther@suse.de>
28942 * tree-vect-transform.c (vect_loop_versioning): Fold the
28943 generated comparisons.
28944 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28945 (slpeel_tree_peel_loop_to_edge): Likewise.
28947 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28949 PR middle-end/37805
28950 * opts.c (print_specific_help): In addition to `undocumented',
28951 accept `separate' and `joined' flags if passed alone. Describe
28952 output by the first matched one of those.
28953 (common_handle_option): Skip over empty strings.
28954 * gcc.c (display_help): Fix help string for `--help='.
28955 * doc/invoke.texi (Option Summary, Overall Options): With
28956 `--help=', classes and qualifiers can both be repeated, but
28957 only the latter can be negated. One should not pass only
28958 negated qualifiers. Fix markup and examples.
28961 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28962 PR middle-end/37805
28963 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28964 and -fhelp=separate.
28966 2009-03-17 Jing Yu <jingyu@google.com>
28968 PR middle-end/39378
28969 * function.h (struct rtl_data): Move is_thunk from here...
28970 (struct function): ...to here.
28971 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28972 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28974 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28976 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28977 (alpha_output_function_end_prologue): Likewise.
28978 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28979 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28980 (rs6000_output_function_epilogue): Likewise.
28981 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28983 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28986 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28987 from different units in a single alternative.
28988 (*truncdfsf_i387): Ditto.
28989 (*truncxfsf2_mixed): Ditto.
28990 (*truncxfdf2_mixed): Ditto.
28992 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28994 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28995 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28998 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28999 unused non-artificial variables when not optimizing.
29002 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
29003 DW_TAG_imported_module even if decl is IMPORTED_DECL with
29004 NAMESPACE_DECL in its DECL_INITIAL.
29006 PR middle-end/39443
29007 * optabs.c (set_user_assembler_libfunc): New function.
29008 * expr.h (set_user_assembler_libfunc): New prototype.
29009 * c-common.c: Include libfuncs.h.
29010 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
29011 for memcmp, memset, memcpy, memmove and abort.
29012 * Makefile.in (c-common.o): Depend on libfuncs.h.
29015 * dwarf2out.c (gen_inlined_enumeration_type_die,
29016 gen_inlined_structure_type_die, gen_inlined_union_type_die,
29017 gen_tagged_type_instantiation_die): Removed.
29018 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
29021 2009-03-17 Janis Johnson <janis187@us.ibm.com>
29024 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
29026 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
29027 (check-parallel-%): Ditto.
29028 (check-consistency): Ditto.
29030 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
29032 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
29033 local variable rhs by NULL_TREE.
29035 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29038 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
29040 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29043 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
29045 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
29048 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
29049 for ms->sysv ABI calls only in 64bit mode.
29051 * config/i386/i386.md (untyped_call): Support 32bit.
29053 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
29055 * doc/extend.texi: Replace x86_65 with x86_64.
29057 2009-03-16 Jakub Jelinek <jakub@redhat.com>
29059 PR tree-optimization/39455
29060 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
29061 mismatches for POINTER_TYPE_P (type).
29062 (number_of_iterations_le): Likewise.
29064 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29066 * config/picochip/picochip.c: Removed profiling support.
29067 * config/picochip/picochip.md: Removed profiling instruction.
29068 * config/picochip/picochip.h: Removed profiling builtin.
29070 2009-03-16 Joseph Myers <joseph@codesourcery.com>
29072 * doc/install.texi (--with-host-libstdcxx): Document.
29074 2009-03-14 Anatoly Sokolov <aesok@post.ru>
29077 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
29078 generate a warning if the function name does not begin with
29079 "__vector" and the function has either the 'signal' or 'interrupt'
29080 attribute, from here to ...
29081 (avr_declare_function_name): ...here. New function.
29082 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
29083 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
29085 2009-03-14 Jakub Jelinek <jakub@redhat.com>
29088 * cse.c (fold_rtx): Don't modify original const_arg1 when
29089 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
29090 separate variable instead.
29091 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
29092 from out of range shift counts.
29093 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
29095 2009-03-13 Catherine Moore <clm@codesourcery.com>
29097 * config/i386/x-mingw32 (host-mingw32.o): Replace
29098 diagnostic.h with $(DIAGNOSTIC_H).
29100 2009-03-12 Jakub Jelinek <jakub@redhat.com>
29103 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
29105 * config/i386/sync.md (sync_compare_and_swap<mode>,
29106 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
29107 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
29109 (sync_double_compare_and_swapdi_pic,
29110 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
29111 cmpxchg8b_pic_memory_operand instead of just memory_operand.
29113 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29116 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
29118 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29121 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29122 (avx_addsubv4df3): Likewise.
29123 (*avx_addsubv4sf3): Likewise.
29124 (sse3_addsubv4sf3): Likewise.
29126 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
29129 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
29131 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
29134 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
29135 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
29136 registers for allocnos created from user-defined variables.
29138 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29141 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
29142 of non-integer mode as well.
29144 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
29146 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
29147 for functions for which the parameter types are unknown.
29149 2009-03-11 Jakub Jelinek <jakub@redhat.com>
29152 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
29153 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
29154 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
29155 * config/i386/i386.c (ix86_local_alignment): For
29156 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
29157 long long variables on the stack to avoid dynamic realignment.
29158 Allow the first argument to be a decl rather than type.
29159 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
29161 2009-03-11 Nick Clifton <nickc@redhat.com>
29164 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
29166 Add description to mno-lsim option.
29167 * config/mcore/mcore.h: Remove comment about deprecated m4align
29169 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
29170 * doc/invoke.texi: Add description of mno-lsim and
29171 mstack-increment options.
29173 * config/fr30/fr30.opt: Document the -mno-lsim option.
29174 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
29175 and -mno-lsim options.
29177 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29179 * fold-const.c (fold_comparison): Only call fold_inf_compare
29180 if the mode supports infinities.
29182 2009-03-11 Jason Merrill <jason@redhat.com>
29185 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
29186 end already did. Notice GIMPLE_CALL modifications of the result.
29187 Don't copy debug information from an ignored decl or a decl from
29190 2009-03-10 Richard Guenther <rguenther@suse.de>
29191 Nathan Froyd <froydnj@codesourcery.com>
29193 PR middle-end/37850
29194 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
29195 (__divMODE3): Likewise.
29197 2009-03-09 Jakub Jelinek <jakub@redhat.com>
29199 PR tree-optimization/39394
29200 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
29201 DECL_SIZE_UNIT of variable length FIELD_DECLs.
29203 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29205 * recog.c (verfiy_changes): Disallow renaming of hard regs in
29206 inline asms for register asm ("") declarations.
29208 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
29210 * fold-const.c (fold_unary): Fix comment.
29212 2009-03-07 Jan Hubicka <jh@suse.cz>
29215 * tree-inline.c (setup_one_parameter): Do replacement of const
29216 argument by constant in SSA form.
29218 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29220 PR middle-end/38028
29221 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
29222 determine alignment passed to assign_stack_local.
29223 (assign_parms_unsplit_complex): Likewise.
29224 * except.c (sjlj_build_landing_pads): Likewise.
29226 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29228 PR middle-end/39360
29229 * tree-flow.h (add_referenced_var): Return bool instead of void.
29230 * tree-dfa.c (add_referenced_var): Return result of
29231 referenced_var_check_and_insert call.
29232 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
29233 of referenced_var_check_and_insert.
29236 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
29237 (gen_variable_die): Emit DW_AT_location on abstract static variable's
29238 DIE, don't emit it if abstract origin already has it.
29239 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
29240 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
29242 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
29244 * genpreds.c (needs_variable): Fix parentheses at variable name
29246 (write_tm_constrs_h): Indent generated code.
29248 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29250 * doc/extend.texi (Function Attributes): Add documentation
29251 for isr attributes.
29253 2009-03-06 Jakub Jelinek <jakub@redhat.com>
29256 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
29257 take locus from its DECL_SOURCE_LOCATION instead of input_location.
29259 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
29261 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
29264 2009-03-05 Jakub Jelinek <jakub@redhat.com>
29267 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
29268 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
29270 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
29272 * config/i386/i386.md (R8_REG, R9_REG): New constants.
29273 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
29274 constants instead of magic numbers.
29275 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
29277 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
29278 (x86_64_ms_abi_int_parameter_registers): Ditto.
29279 (x86_64_int_return_registers): Ditto.
29280 (ix86_maybe_switch_abi): Ditto.
29281 (ix86_expand_call): Ditto for clobbered_registers array.
29282 (ix86_hard_regno_mode_ok): Ditto.
29283 (x86_extended_QIreg_mentioned_p): Ditto.
29285 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
29287 PR tree-optimization/39349
29288 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
29290 * combine.c (gen_lowpart_for_combine): Use omode when generating
29293 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
29295 PR rtl-optimization/39235
29296 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
29298 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29300 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
29302 2009-03-04 Richard Guenther <rguenther@suse.de>
29304 PR tree-optimization/39362
29305 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
29306 that occur in abnormal PHIs should be varying.
29308 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
29310 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
29312 (simple_iv): Take loop as an argument instead of statement.
29313 * tree-scalar-evolution.h (simple_iv): Declaration changed.
29314 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
29316 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
29318 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
29319 * matrix-reorg.c (analyze_transpose): Ditto.
29320 * tree-data-ref.c (dr_analyze_innermost): Ditto.
29321 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
29322 * tree-predcom.c (ref_at_iteration): Ditto.
29323 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
29325 2009-03-04 Richard Guenther <rguenther@suse.de>
29327 PR tree-optimization/39358
29328 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
29329 escaped_id and callused_id.
29330 (solve_graph): Likewise.
29332 2009-03-04 Richard Guenther <rguenther@suse.de>
29334 PR tree-optimization/39339
29335 * tree-sra.c (try_instantiate_multiple_fields): Make it
29336 no longer ICE on the above.
29338 2009-03-03 Joseph Myers <joseph@codesourcery.com>
29340 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
29341 that fits within Pmode.
29343 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29345 PR middle-end/10109
29346 * tm.texi (LIBCALL_VALUE): Update description.
29348 2009-03-03 Steve Ellcey <sje@cup.hp.com>
29350 PR middle-end/34443
29351 * doc/extend.texi (section): Update description.
29353 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
29355 PR middle-end/39345
29356 * tree-inline.c (remapped_type): New.
29357 (can_be_nonlocal): Call remapped_type instead of remap_type.
29359 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29362 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
29363 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
29365 2009-03-03 Richard Guenther <rguenther@suse.de>
29367 PR middle-end/39272
29368 * tree.c (tree_nonartificial_location): New function.
29369 * tree.h (tree_nonartificial_location): Declare.
29370 * builtins.c (expand_builtin_memory_chk): Provide location
29371 of the call location for artificial function pieces.
29372 (maybe_emit_chk_warning): Likewise.
29373 (maybe_emit_sprintf_chk_warning): Likewise.
29374 (maybe_emit_free_warning): Likewise.
29375 * expr.c (expand_expr_real_1): Likewise.
29377 2009-03-03 Jakub Jelinek <jakub@redhat.com>
29379 PR tree-optimization/39343
29380 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
29381 COMPONENT_REF t has ARRAY_TYPE.
29383 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
29385 PR middle-end/39335
29386 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
29387 when the type precision of the induction variable should be
29388 larger than the type precision of nit.
29389 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
29390 * graphite.c (graphite_loop_normal_form): Same.
29391 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
29393 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29395 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
29396 (*call_1_rex64_ms_sysv): Use named constants instead of magic
29397 numbers to describe clobbered registers.
29398 (*call_value_0_rex64_ms_sysv): Ditto.
29399 * config/i386/mmx.md (mmx_emms): Ditto.
29400 (mmx_femms): Ditto.
29402 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
29404 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
29407 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29409 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
29410 (spu_section_type_flags): New function.
29412 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
29414 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
29415 reg_class_contents of FLOAT_REGS into a temporary.
29417 2009-03-02 Richard Guenther <rguenther@suse.de>
29418 Ira Rosen <irar@il.ibm.com>
29420 PR tree-optimization/39318
29421 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
29422 information to the vectorized statement.
29424 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
29426 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
29427 variable. Use defined names instead of magic constants for REX SSE
29430 2009-03-01 Richard Guenther <rguenther@suse.de>
29432 PR tree-optimization/39331
29433 * omp-low.c (lower_send_shared_vars): Do not receive new
29434 values for the reference of DECL_BY_REFERENCE parms or results.
29436 2009-03-01 Jan Hubicka <jh@suse.cz>
29439 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
29440 BLOCK_NONLOCALIZED_VAR): New macros.
29441 (tree_block): Add nonlocalized_vars.
29442 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
29443 gen_decl_die): Add origin argument. Allow generation of die with
29444 origin at hand only.
29445 (gen_member_die, gen_type_die_with_usage, force_decl_die,
29446 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
29448 (gen_block_die): Fix checking for unused blocks.
29449 (process_scope_var): Break out from .... ; work with origins only.
29450 (decls_for_scope) ... here; process nonlocalized list.
29451 (dwarf2out_ignore_block): Look for nonlocalized vars.
29452 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
29454 (dump_scope_block): Dump them.
29455 * tree-inline.c (remap_decls): Handle nonlocalized vars.
29456 (remap_block): Likewise.
29457 (can_be_nonlocal): New predicate.
29458 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
29460 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29462 * configure: Regenerate.
29464 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29466 * optc-gen.awk: No need to duplicate option flags twice.
29467 Reuse help texts for duplicate options which do not have any.
29469 * gcc.c (display_help): Document --version.
29471 * gcc.c (main): If print_help_list and verbose_flag, ensure
29472 driver output comes before subprocess output.
29474 * optc-gen.awk: Assign all remaining fields to help string,
29475 space-separated, for multi-line help in *.opt.
29477 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
29478 -Wno-pedantic-ms-format is for MinGW targets only.
29480 * doc/options.texi (Option file format): Fix bad indentation,
29481 restoring dropped sentence.
29483 2009-02-28 Jan Hubicka <jh@suse.cz>
29485 * tree-inline.c (tree_function_versioning): Output debug info.
29487 2009-02-28 Jan Hubicka <jh@suse.cz>
29490 * tree-inline.c (setup_one_parameter): Do not copy propagate
29491 arguments when not optimizing.
29493 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
29496 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
29497 (avx_addsubv4df3): Likewise.
29498 (*avx_addsubv4sf3): Likewise.
29499 (sse3_addsubv4sf3): Likewise.
29500 (*avx_addsubv2df3): Likewise.
29501 (sse3_addsubv2df3): Likewise.
29502 (avx_unpckhps256): Correct item selectors.
29503 (avx_unpcklps256): Likewise.
29504 (avx_unpckhpd256): Likewise.
29505 (avx_unpcklpd256): Likewise.
29507 2009-02-28 Jan Hubicka <jh@suse.cz>
29509 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
29511 (copy_arguments_for_versioning): If var is declared don't declare it.
29512 (tree_function_versioning): First setup substitutions and then copy
29515 2009-02-27 Jan Hubicka <jh@suse.cz>
29518 * cgraph.h (varpool_output_debug_info): Remove.
29519 * cgraphunit.c (varpool_output_debug_info): Remove.
29520 * dwarf2out.c (deferred_locations_struct): New struct
29521 (deferred_locations): New type.
29522 (deferred_locations_list): New static var.
29523 (deffer_location): New function.
29524 (gen_variable_die): Use it.
29525 (decls_for_scope): Output info on local static vars.
29526 (dwarf2out_finish): Process deferred locations.
29527 * varpool.c (varpool_output_debug_info): Remove.
29529 2009-02-27 Jan Hubicka <jh@suse.cz>
29532 * tree.h (TREE_PROTECTED): Fix comment.
29533 (BLOCK_HANDLER_BLOCK): Remove.
29534 (struct tree_block): Remove handler_block add body_block.
29535 (inlined_function_outer_scope_p): New.
29536 (is_body_block): Remove.
29537 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
29538 * dwarf2out.c (is_inlined_entry_point): Remove.
29539 (add_high_low_attributes): Use inlined_function_outer_scope_p.
29540 (gen_block_die): Use is_inlined_entry_point check. Remove body block
29542 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
29543 * gimplify.c (gimplify_expr): Gimplify body blocks.
29544 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
29545 block with multiple subblocks.
29546 (dump_scope_block): Prettier output; dump more flags and info.
29547 (dump_scope_blocks): New.
29548 (remove_unused_locals): Use dump_scope_blocks.
29549 * tree-flow.h (dump_scope_blocks): Declare.
29550 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
29551 * stmt.c (is_body_block): Remove.
29552 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
29553 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
29555 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
29557 PR middle-end/39308
29558 * graphite.c (graphite_loop_normal_form): Do not call
29559 number_of_iterations_exit from a gcc_assert.
29561 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29563 * config/s390/s390.c (s390_swap_cmp): Look for conditional
29564 jumps if COND is NULL.
29565 (find_cond_jump): New function.
29566 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
29567 * config/s390/s390.md: Remove z10_cobra attribute value.
29569 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
29571 * config/alpha/alpha.h (alpha_expand_mov): Return false if
29572 force_const_mem returns NULL_RTX.
29574 2009-02-26 Jan Hubicka <jh@suse.cz>
29577 * cgraph.h (varpool_output_debug_info): Remove.
29578 * cgraphunit.c (varpool_output_debug_info): Remove.
29579 * dwarf2out.c (deferred_locations_struct): New struct
29580 (deferred_locations): New type.
29581 (deferred_locations_list): New static var.
29582 (deffer_location): New function.
29583 (gen_variable_die): Use it.
29584 (decls_for_scope): Output info on local static vars.
29585 (dwarf2out_finish): Process deferred locations.
29586 * varpool.c (varpool_output_debug_info): Remove.
29588 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
29590 PR rtl-optimization/39241
29591 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
29592 to subreg_offset_representable_p.
29594 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29596 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
29597 execute function prototype. Get f and nregs from max_reg_num
29598 and get_insns. Remove the first backward pass as it's dead,
29599 guard the forward pass by flag_expensive_optimizations.
29600 (rest_of_handle_regmove): Delete.
29601 (pass_regmove): Replace it with regmove_optimize.
29603 2009-02-25 Martin Jambor <mjambor@suse.cz>
29605 PR tree-optimization/39259
29606 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
29607 calls_alloca function flags.
29608 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
29609 calls are detected.
29611 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
29613 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
29614 flags_set_1_rtx, flags_set_1_set): Delete.
29615 (regmove_optimize): Do not call mark_flags_life_zones.
29617 2009-02-24 Julian Brown <julian@codesourcery.com>
29620 * config/arm/arm.c (require_pic_register): Only set
29621 cfun->machine->pic_reg once per function.
29623 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
29625 * doc/invoke.texi (Link Options): Document an easier way to pass
29626 options that take arguments to the GNU linker using -Xlinker and -Wl.
29628 2009-02-24 Steve Ellcey <sje@cup.hp.com>
29631 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
29633 2009-02-24 Richard Guenther <rguenther@suse.de>
29636 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
29638 2009-02-24 Richard Guenther <rguenther@suse.de>
29639 Zdenek Dvorak <ook@ucw.cz>
29641 PR tree-optimization/39233
29642 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
29643 from converting them to a generic type.
29645 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
29647 PR tree-optimization/39260
29648 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
29649 contains a condition with a real type.
29650 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
29652 2009-02-23 Jason Merrill <jason@redhat.com>
29655 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
29656 narrowing_initializer_constant_valid_p.
29657 (narrowing_initializer_constant_valid_p): Don't return
29658 null_pointer_node for adding a pointer to itself.
29660 2009-02-23 Jan Hubicka <jh@suse.cz>
29663 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
29666 2009-02-23 Jan Hubicka <jh@suse.cz>
29668 PR tree-optimization/37709
29669 * tree.c (block_ultimate_origin): Move here from dwarf2out.
29670 * tree.h (block_ultimate_origin): Declare.
29671 * dwarf2out.c (block_ultimate_origin): Move to tree.c
29672 * tree-ssa-live.c (remove_unused_scope_block_p):
29673 Eliminate blocks containig no instructions nor live variables nor
29675 (dump_scope_block): New function.
29676 (remove_unused_locals): Enable removal of dead blocks by default;
29677 enable dumping at TDF_DETAILS.
29679 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29681 * config/i386/i386.c (classify_argument): Don't allow COImode
29683 (function_arg_advance_32): Don't allow OImode.
29684 (function_arg_32): Likewise.
29685 (function_value_32): Likewise.
29686 (return_in_memory_32): Likewise.
29687 (function_arg_64): Remove OImode comment.
29689 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29692 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
29693 ix86_expand_vector_set for V4DImode in 64bit mode only.
29694 (ix86_expand_vector_init_one_var): Likewise.
29696 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
29698 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
29700 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29703 * loop-iv.c: Revert last change.
29704 * emit-rtl.c: Likewise.
29706 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
29709 * config/i386/i386.c (type_natural_mode): Remove an extra
29710 space in the warning message.
29711 (function_value_32): Handle 32-byte vector modes.
29712 (return_in_memory_32): Likewise.
29714 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
29716 * loop-iv.c (truncate_value): New function.
29717 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
29719 (lowpart_subreg): Move to...
29720 * emit-rtl.c: ...here.
29722 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
29724 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
29725 accidental and undocumented change at revision 140860.
29727 2009-02-21 Joseph Myers <joseph@codesourcery.com>
29729 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
29730 take gimple_seq * arguments.
29731 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
29732 types_compatible_p langhook.
29734 2009-02-20 Mark Mitchell <mark@codesourcery.com>
29735 Joseph Myers <joseph@codesourcery.com>
29737 * config/arm/arm.c (arm_builtin_va_list): New function.
29738 (arm_expand_builtin_va_start): Likewise.
29739 (arm_gimplify_va_arg_expr): Likewise.
29740 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
29741 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
29742 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
29743 (va_list_type): New variable.
29744 (arm_mangle_type): Mangle va_list_type appropriately.
29746 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29748 PR middle-end/39157
29749 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
29750 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
29751 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
29752 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
29753 parameter to 1000 for -O1 by default.
29754 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
29756 * loop-invariant.c: Include params.h.
29757 (move_loop_invariants): Don't call move_single_loop_invariants on
29760 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29762 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29763 offset when calculating bounds for indexing stack_usage_map. Fixes
29764 a buffer overflow with certain target setups.
29766 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29769 * calls.c (expand_call): Clear try_tail_call if caller and callee
29770 disagree in promotion of function return value.
29772 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29775 * c-common.c (c_determine_visibility): If visibility changed and
29776 DECL_RTL has been already set, call make_decl_rtl to update symbol
29779 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29782 * varasm.c (assemble_variable): Don't check DECL_NAME when
29783 globalizing a variable.
29785 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29788 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29789 expression before any __builtin_trap call.
29790 * c-typeck.c (build_function_call): Convert and check function
29791 arguments before generating a call to a trap. Evaluate the
29792 function arguments before the trap.
29794 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29797 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29798 (UNSPEC_FXAM_MEM): New unspec.
29799 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29800 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29801 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29803 2009-02-19 Richard Guenther <rguenther@suse.de>
29805 PR tree-optimization/39207
29806 PR tree-optimization/39074
29807 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29808 storedanything_tree): New.
29809 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29810 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29811 (build_succ_graph): Add edges from STOREDANYTHING to all
29813 (init_base_vars): Initialize STOREDANYTHING.
29814 (compute_points_to_sets): Free substitution info after
29815 building the succ graph.
29816 (ipa_pta_execute): Likewise.
29818 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29820 (do_ds_constraint): Do not add to special var or non-pointer
29822 (type_could_have_pointers): Split out from ...
29823 (could_have_pointers): ... here. For arrays use the element type.
29824 (create_variable_info_for): Initialize may_have_pointers.
29825 (new_var_info): Likewise.
29826 (handle_lhs_call): Make the HEAP variable unknown-sized.
29827 (intra_create_variable_infos): Use a type with pointers for
29828 PARM_NOALIAS, make it unknown-sized.
29830 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29833 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29835 2009-02-18 Jason Merrill <jason@redhat.com>
29838 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29839 value if DECL_EXTERNAL.
29840 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29841 * target.h (gcc_target::binds_local_p): Clarify "module".
29842 * tree.h (TREE_PUBLIC): Clarify "module".
29844 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29847 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29848 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29850 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29853 * c.opt (Wabi): Support C and ObjC.
29856 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29858 * config/i386/i386.c (classify_argument): Warn once about the ABI
29859 change when passing union with long double.
29861 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29863 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29866 * c-parser.c (c_parser_compound_statement): Always enter and leave
29869 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29872 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29874 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29876 PR tree-optimization/36922
29877 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29878 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29881 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29883 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29886 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29888 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29890 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29892 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29895 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29896 Richard Sandiford <rdsandiford@googlemail.com>
29898 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29899 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29900 (loongson_biadd): ...this.
29902 2009-02-17 Richard Guenther <rguenther@suse.de>
29904 PR tree-optimization/39202
29905 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29906 a var make sure to follow existing collapses.
29908 2009-02-17 Richard Guenther <rguenther@suse.de>
29910 PR middle-end/39214
29911 * langhooks.c (lhd_print_error_function): Check for NULL block.
29913 2009-02-17 Richard Guenther <rguenther@suse.de>
29915 PR tree-optimization/39204
29916 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29919 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29921 * config/soft-fp/double.h: Update from glibc CVS.
29923 2009-02-17 Richard Guenther <rguenther@suse.de>
29925 PR tree-optimization/39207
29926 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29927 strict-aliasing warnings for pointers pointing to NULL.
29929 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29932 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29933 skipping until next close brace.
29935 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29938 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29939 to function argument boundary.
29941 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29943 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29944 in the lea_add. Reload eventually constraints it properly.
29945 * config/picochip/constraints.md: Remove the target constraint
29946 "b", since it is not needed anymore.
29948 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29950 * gthr-dce.h: Uglify function parameter and local variable names.
29951 * gthr-gnat.h: Likewise.
29952 * gthr-mipssde.h: Likewise.
29953 * gthr-nks.h: Likewise.
29954 * gthr-posix95.h: Likewise.
29955 * gthr-posix.h: Likewise.
29956 * gthr-rtems.h: Likewise.
29957 * gthr-single.h: Likewise.
29958 * gthr-solaris.h: Likewise.
29959 * gthr-tpf.h: Likewise.
29960 * gthr-vxworks.h: Likewise.
29961 * gthr-win32.h: Likewise.
29963 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29966 * config/i386/i386.md: Restrict the new peephole2 to move
29967 between MMX/SSE registers.
29969 2009-02-15 Richard Guenther <rguenther@suse.de>
29972 2009-02-13 Richard Guenther <rguenther@suse.de>
29974 * configure.ac: Enable LFS.
29975 * configure: Re-generate.
29976 * config.in: Likewise.
29978 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29980 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29981 spu_srqwbyte, spu_srqwbytebc): Define.
29982 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29983 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29984 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29985 "shrqby_<mode>"): New insn-and-split patterns.
29986 * config/spu/spu.c (expand_builtin_args): Determine and return
29987 number of operands using spu_builtin_description data.
29988 (spu_expand_builtin_1): Use it.
29990 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29993 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29996 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29999 * config/i386/i386.c (override_options): Correct warning
30000 messages for -malign-loops, -malign-jumps and -malign-functions.
30002 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30005 * config/i386/i386.md: Restrict the new peephole2 to move
30006 between the general purpose registers.
30008 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
30011 * config/i386/i386.c (type_natural_mode): Add a new argument.
30012 Return the original mode and warn ABI change if vector size is 32byte.
30013 (function_arg_advance): Updated.
30014 (function_arg): Likewise.
30015 (ix86_function_value): Likewise.
30016 (ix86_return_in_memory): Likewise.
30017 (ix86_sol10_return_in_memory): Likewise.
30018 (ix86_gimplify_va_arg): Likewise.
30019 (function_arg_32): Don't warn ABX ABI change here.
30020 (function_arg_64): Likewise.
30022 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
30024 * loop-iv.c (implies_p): In the final case, test that operands 0
30025 of the two comparisons match.
30027 * config/bfin/bfin.c (find_prev_insn_start): New function.
30028 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
30029 (find_next_insn_start): Move.
30031 2009-02-13 Richard Guenther <rguenther@suse.de>
30033 * configure.ac: Enable LFS.
30034 * configure: Re-generate.
30035 * config.in: Likewise.
30037 2009-02-13 Joseph Myers <joseph@codesourcery.com>
30040 * c-parser.c (c_parser_parms_list_declarator): Discard pending
30041 sizes on syntax error after some arguments have been parsed.
30043 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30045 * doc/invoke.texi (-fira): Remove.
30047 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30049 * caller-save.c: Replace regclass.c with reginfo.c in comments.
30050 * recog.c: Likewise.
30053 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
30055 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
30056 (umul_ppmm): Likewise.
30057 (count_leading_zeros): Likewise.
30058 (count_trailing_zeros): Likewise.
30059 (UMUL_TIME): Likewise.
30061 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30063 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
30064 soft-fp/t-softfp to tmake_file.
30066 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
30067 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
30068 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
30069 IA64_BUILTIN_INFQ]: New.
30070 (ia64_init_builtins): Initialize __builtin_infq,
30071 __builtin_fabsq and __builtin_copysignq if not HPUX.
30072 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
30073 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
30075 * config/ia64/lib1funcs.asm (__divtf3): Define only if
30077 (__fixtfti): Likewise.
30078 (__fixunstfti): Likewise.
30079 (__floattitf): Likewise.
30081 * config/ia64/libgcc-glibc.ver: New.
30082 * config/ia64/t-fprules-softfp: Likewise.
30083 * config/ia64/sfp-machine.h: Likewise.
30085 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
30086 (LIBGCC2_TF_CEXT): Likewise.
30087 (TF_SIZE): Likewise.
30088 (TARGET_INIT_LIBFUNCS): Likewise.
30090 * config/ia64/t-glibc (SHLINB_MAPFILES):
30091 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
30093 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
30095 * config/i386/i386.c (construct_container): Rewrite processing
30096 BLKmode with X86_64_SSE_CLASS.
30098 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
30101 * config/i386/i386.md: Replace simplify_replace_rtx with
30102 replace_rtx in the new peephole2.
30104 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
30106 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
30107 loop unrolling do not happen at -O2.
30109 2009-02-12 Michael Matz <matz@suse.de>
30111 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
30113 2009-02-12 Jakub Jelinek <jakub@redhat.com>
30115 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
30118 2009-02-12 Ben Elliston <bje@au.ibm.com>
30120 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
30121 patterns when updating the back chain. Missed in the 2009-02-10
30124 2009-02-11 Janis Johnson <janis187@us.ibm.com>
30126 * doc/extend.texi (Decimal Floating Types): Update identifier of
30127 draft TR and list of missing support.
30129 2009-02-11 Jakub Jelinek <jakub@redhat.com>
30131 PR middle-end/39154
30132 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
30133 bit to variable length decl's flags, add it also to its
30134 pointer replacement variable.
30136 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
30137 Jakub Jelinek <jakub@redhat.com>
30140 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
30141 (memory_blockage): New expander.
30142 (*memory_blockage): New insn pattern.
30143 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
30144 instead of general blockage at the end of function prologue when
30145 frame pointer is used to access red zone area. Do not emit blockage
30146 when profiling, it is emitted in generic code.
30147 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
30148 function epilogue when frame pointer is used to access red zone area.
30150 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
30153 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
30154 by arithmetic with memory operands.
30155 * config/i386/predicates.md (commutative_operator): New.
30157 2009-02-10 Janis Johnson <janis187@us.ibm.com>
30159 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
30162 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
30164 * alias.h (record_alias_subset): Declare.
30165 * alias.c (record_alias_subset): Make global.
30167 2009-02-10 Nick Clifton <nickc@redhat.com>
30169 * tree-parloops.c: Change license to GPLv3.
30170 * ipa-struct-reorg.c: Change license to GPLv3.
30171 * ipa-struct-reorg.h: Change license to GPLv3.
30173 2009-02-10 Steve Ellcey <sje@cup.hp.com>
30176 * c-decl.c (start_struct): Return NULL on error.
30178 2009-02-10 Jakub Jelinek <jakub@redhat.com>
30180 PR middle-end/39124
30181 * cfgloopmanip.c (remove_path): Call remove_bbs after
30182 cancel_loop_tree, not before it.
30185 * function.h (struct function): Add has_local_explicit_reg_vars bit.
30186 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
30187 VAR_DECLs were seen.
30188 * tree-ssa-live.c (remove_unused_locals): Recompute
30189 cfun->has_local_explicit_reg_vars.
30190 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
30191 copies or clearings if cfun->has_local_explicit_reg_vars.
30193 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
30196 * config/i386/i386.c (expand_prologue): Emit blockage at the end
30197 of function prologue when frame pointer is used to access
30200 2009-02-10 Richard Guenther <rguenther@suse.de>
30202 PR middle-end/39127
30203 * gimplify.c (gimple_regimplify_operands): Always look if
30204 we need to create a temporary.
30206 2009-02-10 Richard Guenther <rguenther@suse.de>
30208 PR tree-optimization/39132
30209 * tree-loop-distribution.c (todo): New global var.
30210 (generate_memset_zero): Trigger TODO_rebuild_alias.
30211 (tree_loop_distribution): Return todo.
30213 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
30216 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
30217 (x86_64_reg_class_name): Removed.
30218 (classify_argument): Return 0 if bytes > 32. Return 0 if the
30219 first one isn't X86_64_SSE_CLASS or any other ones aren't
30220 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
30221 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
30222 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
30223 and 3 X86_64_SSEUP_CLASS.
30224 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
30225 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
30227 2009-02-10 Ben Elliston <bje@au.ibm.com>
30229 * config/rs6000/rs6000.md (allocate_stack): Always use an update
30230 form instruction to update the stack back chain word, even if the
30231 user has disabled the generation of update instructions.
30232 (movdi_<mode>_update_stack): New.
30233 (movsi_update_stack): Likewise.
30234 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
30235 always use an update form instruction to update the stack back
30238 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
30240 PR middle-end/38953
30241 * graphite.c (if_region_set_false_region): After moving a region in
30242 the false branch of a condition, remove the empty dummy basic block.
30243 (gloog): Remove wrong fix for PR38953.
30245 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30247 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
30248 generation due to implicit sign extension.
30250 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
30252 PR middle-end/38981
30253 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
30254 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
30256 2009-02-09 Richard Guenther <rguenther@suse.de>
30258 PR middle-end/35202
30259 * convert.c (convert_to_real): Disable (float)fn((double)x)
30260 to fnf(x) conversion if errno differences may occur and
30261 -fmath-errno is set.
30263 2009-02-07 Anatoly Sokolov <aesok@post.ru>
30265 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
30266 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30267 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
30269 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30272 * c-common.c (handle_alias_attribute): Disallow attribute for
30273 anything not a FUNCTION_DECL or VAR_DECL.
30275 2009-02-06 Janis Johnson <janis187@us.ibm.com>
30278 * real.c (do_compare): Special-case compare of zero against
30279 decimal float value.
30281 2009-02-06 Joseph Myers <joseph@codesourcery.com>
30284 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
30285 as indicating flexible array members unless the field itself is
30286 being declarared as the incomplete array.
30288 2009-02-06 Jan Hubicka <jh@suse.cz>
30290 PR tree-optimization/38844
30291 * ipa-inline.c (try_inline): Stop inlining recursion when edge
30292 is already inlined.
30294 2009-02-06 Richard Guenther <rguenther@suse.de>
30296 PR middle-end/38977
30297 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
30298 fork because we may expand it as __gcov_fork.
30300 2009-02-06 Nick Clifton <nickc@redhat.com>
30302 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
30304 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
30306 PR tree-optimization/35659
30307 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
30308 vn_phi_eq): Shortcut if hashcode does not match.
30309 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
30311 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
30312 and avoid iterative_hash_expr.
30313 (FOR_EACH_VALUE_ID_IN_SET): New.
30314 (value_id_compare): Remove.
30315 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
30316 sort expressions by value id.
30318 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
30321 * config/sh/predicates.md (general_movsrc_operand): Don't check
30322 the subreg of system registers here.
30324 2009-02-05 Jakub Jelinek <jakub@redhat.com>
30327 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
30328 on the copied decl.
30330 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
30332 PR rtl-optimization/39110
30333 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
30334 addresses, not aligned ones.
30336 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
30337 Richard Guenther <rguenther@suse.de>
30339 PR tree-optimization/39100
30340 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
30341 comment says and add edges.
30343 2009-02-05 Joseph Myers <joseph@codesourcery.com>
30346 * c-common.c (handle_tls_model_attribute): Ignore attribute for
30347 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
30349 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
30351 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
30352 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
30353 register_bb_in_sese, new_sese, free_sese): Moved.
30354 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
30355 outermost_loop_in_scop, build_scop_iteration_domain,
30356 expand_scalar_variables_ssa_name, get_vdef_before_scop,
30357 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
30358 Use loop_in_sese_p instead of loop_in_scop_p.
30359 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
30360 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
30361 (scopdet_basic_block_info): Fix bug in scop detection.
30362 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
30363 eq_loop_to_cloog_loop): Remove.
30364 (nb_loops_around_loop_in_scop, nb_loop
30365 ref_nb_loops): Moved here...
30366 * graphite.h (ref_nb_loops): ... from here.
30367 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
30368 (loop_domain_dim, loop_iteration_vector_dim): Remove.
30369 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
30371 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
30372 Hans-Peter Nilsson <hp@axis.com>
30374 PR rtl-optimization/37889
30375 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
30376 Move offset handling from PLUS to before the switch. Use new
30377 arguments when considering SYMBOL_REFs too.
30378 (rtx_addr_can_trap_p): Pass dummy offset and size.
30379 (enum may_trap_p_flags): Remove.
30380 (may_trap_p_1): Pass size from MEM_SIZE.
30382 PR rtl-optimization/38921
30383 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
30384 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
30385 * rtlanal.c (may_trap_after_code_motion_p): Delete.
30386 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
30388 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
30390 AVX Programming Reference (January, 2009)
30391 * config/i386/sse.md (*vpclmulqdq): New.
30393 2009-02-04 Jakub Jelinek <jakub@redhat.com>
30395 PR tree-optimization/38977
30396 PR gcov-profile/38292
30397 * calls.c (special_function_p): Disregard __builtin_ prefix.
30399 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
30401 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
30402 non-indexable addresses even before reload.
30404 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30407 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
30408 as having variable size. Do not give an error for unnamed
30409 parameters with [*] declarators. Give a warning for type names
30410 with [*] declarators and mark them as variable size.
30411 * c-parser.c (c_parser_sizeof_expression): Do not give an error
30412 for sizeof applied to [*] type names.
30414 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
30417 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
30419 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30421 * gcc.c (process_command): Update copyright notice dates.
30422 * gcov.c (print_version): Likewise.
30423 * gcov-dump.c (print_version): Likewise.
30424 * mips-tfile.c (main): Likewise.
30425 * mips-tdump.c (main): Likewise.
30427 2009-02-03 Joseph Myers <joseph@codesourcery.com>
30430 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
30431 for composite type involving a zero-length array type.
30433 2009-02-03 Jakub Jelinek <jakub@redhat.com>
30436 * function.c (match_asm_constraints_1): Skip over
30437 initial optional % in the constraint.
30439 PR inline-asm/39059
30440 * c-parser.c (c_parser_postfix_expression): If fixed point is not
30441 supported, don't accept FIXED_CSTs.
30442 * c-decl.c (finish_declspecs): Error if fixed point is not supported
30443 and _Sat is used without _Fract/_Accum. Set specs->type to
30444 integer_type_node for cts_fract/cts_accum if fixed point is not
30447 2009-02-02 Catherine Moore <clm@codesourcery.com>
30449 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
30451 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
30453 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
30454 (ABI_HAS_64BIT_SYMBOLS): Use it.
30455 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
30457 2009-02-02 Paul Brook <paul@codesourcery.com>
30459 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
30461 2009-02-02 Jakub Jelinek <jakub@redhat.com>
30463 PR inline-asm/39058
30464 * recog.h (asm_operand_ok): Add constraints argument.
30465 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
30466 recurse on matching constraint.
30467 (check_asm_operands): Pass constraints as 3rd argument to
30468 asm_operand_ok. Don't look up matching constraint here.
30469 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
30472 2009-02-02 Ben Elliston <bje@au.ibm.com>
30474 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
30475 TARGET_NARROW_VOLATILE_BITFIELD macro names.
30477 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30479 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
30480 information. Remove some obsolete information. Reorganize.
30482 * config/pa/fptr.c: Revert license to GPL 2.
30483 * config/pa/milli64.S: Likewise.
30485 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30488 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
30489 LIBRARY name in, instead of hard-coding it.
30490 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
30491 extra target make frag to tmake_files according to EH model.
30492 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
30493 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
30494 frags that define makefile variable EH_MODEL appropriately.
30495 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
30496 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
30497 to "-sjlj" according to type of EH configured.
30498 (LIBGCC_SONAME): Concatenate it to shared library base name.
30499 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
30500 to "_sjlj" according to type of EH configured.
30501 (LIBGCC_SONAME): Concatenate it to shared library base name.
30502 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
30503 (SHLIB_LINK): Add missing semicolon to if-else construct.
30504 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30505 string value of "pe_dll" command-line option.
30506 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
30507 (SHLIB_SONAME): Use it when overriding t-cygming default.
30508 (SHLIB_IMPLIB): Override t-cygming default.
30509 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
30510 string value of "pe_dll" command-line option.
30512 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
30515 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
30516 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
30518 2009-01-31 Richard Guenther <rguenther@suse.de>
30520 PR tree-optimization/38937
30521 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
30522 computing the transitive closure.
30524 2009-01-30 Richard Guenther <rguenther@suse.de>
30526 PR tree-optimization/39041
30527 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
30528 Propagate variable indices only if the types match for this stmt.
30530 2009-01-30 Jakub Jelinek <jakub@redhat.com>
30533 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
30534 inline but never defined.
30536 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
30538 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
30539 (*insv_h_di_reg_extimm): New insn.
30540 (*insv_l<mode>_reg_extimm): New insn.
30542 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30544 * config/picochip/picochip.c (flag_conserve_stack): set
30545 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
30546 fconserve-stack. Reduce call-overhead used by inliner.
30548 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
30551 * common.opt (flag_conserve_stack): Initialised to zero.
30553 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
30556 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
30557 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
30560 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
30562 * ira-color.c (allocno_reload_assign): Update comments.
30563 * regmove.c (regmove_optimize): Likewise.
30567 2009-01-29 Robert Millan <rmh@aybabtu.com>
30569 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
30570 * config/i386/kopensolaris-gnu.h: New file. Undefine
30571 `MD_UNWIND_SUPPORT'.
30572 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
30574 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
30576 PR tree-optimization/39007
30577 * tree-loop-distribution.c (generate_builtin): Use
30578 recompute_dominator to compute the immediate dominator of the
30579 basic block just after the loop.
30581 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
30583 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
30584 (ASM_OUTPUT_DWARF_PCREL): Define.
30586 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
30588 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
30589 * doc/passes.texi: Remove entries about regclass, local-alloc, and
30590 global. Modify entries about regmove and IRA.
30592 * ra-conflict.c: Remove the file.
30594 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
30596 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
30597 (pass_regclass_init): Rename to pass_reginfo_init.
30599 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
30601 * toplev.h (flag_ira): Remove.
30603 * caller-save.c (setup_save_areas): Remove flag_ira.
30605 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
30607 * global.c: Remove the file.
30609 * opts.c (decode_options): Remove flag_ira.
30611 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
30613 * regmove.c: Modify file description.
30614 (find_use_as_address, try_auto_increment): Define them only if
30615 AUTO_INC_DEC is defined.
30616 (replacement_quality, replace_in_call_usage, fixup_match_1,
30617 stable_and_no_regs_but_for_p): Remove.
30618 (reg_set_in_bb): Make it static.
30619 (regmove_optimize): Remove flag_ira and code which worked for
30622 * local-alloc.c: Remove the file.
30624 * common.opt (fira): Remove.
30626 * ira.c: Include except.h.
30627 (eliminable_regset): Move from global.c.
30628 (mark_elimination): Ditto. Remove flag_ira.
30629 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
30630 equiv_mem_modified, validate_equiv_mem_from_store,
30631 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
30632 contains_replace_regs, memref_referenced_p, memref_used_between_p,
30633 no_equiv, recorded_label_ref): Move from local-alloc.c.
30634 (update_equiv_regs): Ditto. Make it static.
30635 (print_insn_chain, print_insn_chains): Move it from global.c.
30636 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
30637 (build_insn_chain): Ditto. Make it static.
30638 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
30639 Rename to init_live_subregs.
30640 (gate_ira): Remove flag_ira.
30642 * regclass.c: Rename reginfo.c. Change file description.
30643 (FORBIDDEN_INC_DEC_CLASSES): Remove.
30644 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
30645 (init_reg_sets_1): Remove code for evaluation of
30646 reg_class_superclasses and losing_caller_save_reg_set.
30647 (init_regs): Remove init_reg_autoinc.
30648 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
30649 ok_for_base_p_nonstrict): Remove.
30650 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
30651 (pass_regclass_init): Rename to pass_reginfo_init. Modify
30652 corresponding entries.
30653 (dump_regclass, record_operand_costs, scan_one_insn,
30654 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
30655 record_address_regs, auto_inc_dec_reg_p): Remove.
30656 (gt-regclass.h): Rename to gt-reginfo.h.
30658 * rtl.h (dump_global_regs, retry_global_alloc,
30659 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
30661 * Makefile.in (RA_H): Remove.
30662 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
30663 Rename regclass.o to reginfo.o.
30664 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
30666 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
30667 (GTFILES): Rename regclass.c to reginfo.c.
30669 * passes.c (init_optimization_passes): Remove pass_local_alloc and
30670 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
30672 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30673 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
30675 (finish_spills): Ditto. Remove code for !flag_ira.
30677 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
30679 PR middle-end/35854
30680 * doc/invoke.texi (rtl debug options): Complete rewrite.
30681 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
30683 * mode-switching.c (pass_mode_switching): Rename pass from
30684 "mode-sw" to "mode_sw".
30685 * except.c (pass_convert_to_eh_ranges): Rename pass from
30686 "eh-ranges" to "eh_ranges".
30687 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
30691 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
30692 Alexander Monakov <amonakov@ispras.ru>
30694 PR middle-end/38857
30695 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
30697 (move_exprs_to_boundary): Change return type and pass through
30698 should_move from move_op. Relax assert. Update usage ...
30699 (schedule_expr_on_boundary): ... here. Use should_move instead of
30701 (move_op_orig_expr_found): Indicate that insn was disconnected from
30703 (code_motion_process_successors): Do not call after_merge_succs
30704 callback if original expression was not found when traversing any of
30706 (code_motion_path_driver): Change return type. Update prototype.
30707 (move_op): Update comment. Add a new parameter (should_move). Update
30708 prototype. Set *should_move based on indication provided by
30709 move_op_orig_expr_found.
30711 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
30713 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
30714 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
30715 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
30716 * config/rs6000/rs6000.c (rs6000_override_options): Default
30717 avoid-indexed-addresses on for Power6, off for everything else.
30718 (avoiding_indexed_address_p): New function.
30719 (rs6000_legitimize_address): Use it.
30720 (rs6000_legitimate_address): Likewise.
30721 * config/rs6000/rs6000.md (movXX_updateX): Likewise
30723 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
30725 PR tree-optimization/38997
30726 * tree-loop-distribution.c (generate_memset_zero): Use
30727 POINTER_PLUS_EXPR for a pointer addition.
30729 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
30731 * config/s390/s390.md (bswap<mode>2): New pattern added.
30733 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30735 * config/s390/s390.md (*tls_load_31): Added type attribute.
30737 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30739 * config/s390/s390.md: Fix a few comments.
30741 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
30743 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
30744 (*tm<mode>_full): Fixed z10prop attribute.
30745 (*tst<mode>_extimm): Fixed z10prop attribute.
30746 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
30747 (*tstqiCCT_cconly): Fixed z10prop attribute.
30748 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
30749 (*movsi_larl): Fixed z10prop attribute.
30750 (*movsi_zarch): Fixed z10prop attribute.
30751 (*movsi_eas): Fixed z10prop attribute.
30752 (*movhi): Fixed z10prop attribute.
30753 (*movqi): Fixed z10prop attribute.
30754 (*movstrictqi): Fixed z10prop attribute.
30755 (*mov<mode>): Fixed z10prop attribute.
30756 (*movcc): Fixed z10prop attribute.
30757 (*sethighpartdi_64): Fixed z10prop attribute.
30758 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30759 (*negdi2_sign_cc): Fixed z10prop attribute.
30760 (*negdi2_sign): Fixed z10prop attribute.
30761 (*absdi2_sign_cc): Fixed z10prop attribute.
30762 (*absdi2_sign): Fixed z10prop attribute.
30763 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30764 (*negabsdi2_sign): Fixed z10prop attribute.
30765 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30766 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30767 (doloop_si64): Fixed z10prop attribute.
30768 (doloop_si31): Fixed z10prop attribute.
30769 (doloop_long): Fixed z10prop attribute.
30770 (indirect_jump): Fixed z10prop attribute.
30771 (nop): Fixed z10prop attribute.
30772 (main_base_64): Fixed z10prop attribute.
30773 (reload_base_64): Fixed z10prop attribute.
30775 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30777 PR rtl-optimization/38740
30778 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30780 * config/mips/mips.c (mips_reorg): Likewise.
30782 2009-01-28 Richard Guenther <rguenther@suse.de>
30784 PR tree-optimization/38926
30785 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30786 with the correct value id to a value.
30787 (do_regular_insertion): Use the value number of edoubleprime
30788 for the value number of the expr.
30791 2008-08-21 Richard Guenther <rguenther@suse.de>
30793 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30794 a PHI ask VN if it is already available.
30795 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30796 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30798 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30800 PR middle-end/38934
30801 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30802 set to varying whenever max has TREE_OVERFLOW set, similarly
30803 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30805 2009-01-28 Richard Guenther <rguenther@suse.de>
30807 PR middle-end/38908
30808 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30809 uninitialized aggregate uses in call arguments.
30811 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30813 PR tree-optimization/38984
30814 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30815 the nothing_id variable if -fno-delete-null-pointer-checks.
30817 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30820 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30821 (set_got_offset_rex64): Ditto.
30823 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30826 * doc/extend.texi: Improve local variable with asm reg.
30828 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30830 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30831 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30832 was not supplied then set warn_packed_bitfield_compat to the
30833 default value of 1.
30834 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30837 2009-01-27 Richard Guenther <rguenther@suse.de>
30839 PR tree-optimization/38503
30840 * cfgexpand.c (expand_gimple_basic_block): Ignore
30841 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30842 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30843 variables that cannot have TBAA applied.
30844 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30847 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30849 PR middle-end/38969
30850 * calls.c (initialize_argument_information): Do not wrap complex
30851 arguments in SAVE_EXPR.
30853 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30855 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30856 (INSTALL_LIBGCC): Revert typo commit.
30858 2009-01-26 Richard Guenther <rguenther@suse.de>
30860 PR tree-optimization/38745
30861 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30862 from special handling.
30864 2009-01-26 Richard Guenther <rguenther@suse.de>
30866 PR tree-optimization/38745
30867 * tree-ssa.c (execute_update_addresses_taken): Do not include
30868 variables that cannot possibly be a register in not_reg_needs.
30869 Do not clear TREE_ADDRESSABLE on vars that may not become
30871 * tree-ssa.c (update_alias_info_1): Include those in the set
30872 of addressable vars.
30874 2009-01-26 Richard Guenther <rguenther@suse.de>
30876 PR middle-end/38851
30877 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30878 * tree-ssa-dse.c: Include langhooks.h
30879 (execute_simple_dse): Remove stores with zero size.
30881 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30884 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30887 2009-01-24 Julian Brown <julian@codesourcery.com>
30889 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30890 config/arm/linux-atomic.c.
30891 * config/arm/linux-atomic.c: New.
30893 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30895 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30896 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30897 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30899 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30902 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30905 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30907 PR tree-optimization/38953
30908 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30909 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30910 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30911 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30914 2009-01-24 Paul Brook <paul@codesourcery.com>
30916 * config/arm/neon.md (neon_type): Move to arm.md.
30917 (neon_mov<VSTRUCT>): Add neon_type attribute.
30918 * config/arm/arm.md (neon_type): Move to here.
30919 (conds): Add "unconditioal" and use as default for NEON insns.
30921 2009-01-24 Ben Elliston <bje@au.ibm.com>
30923 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30924 void *' warning from -Wc++-compat.
30925 * Makefile.in (dominance.o-warn): Remove.
30927 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30929 PR tree-optimization/38932
30930 * fold-const.c (fold_unary_ignore_overflow): New.
30931 * tree.h (fold_unary_ignore_overflow): Declare.
30932 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30933 * tree-ssa-sccvn.c (visit_reference_op_load,
30934 simplify_unary_expression): Likewise.
30936 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30938 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30939 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30940 regardless of their type.
30941 * c-common.c (handle_packed_attribute): Don't ignore packed on
30943 * c.opt (Wpacked-bitfield-compat): New warning option.
30944 * stor-layout.c (place_field): Warn if offset of a field changed.
30945 * doc/extend.texi (packed): Mention the ABI change.
30946 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30947 (Warning Options): Add it to the list.
30949 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30951 * c-opts.c (c_common_post_options): Fix a typo in comments.
30953 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30955 PR middle-end/38615
30956 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30957 variables to static.
30958 * doc/invoke.texi (-fmerge-all-constants): Update description.
30960 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30963 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30964 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30966 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30968 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30970 (LOCAL_ALIGNMENT): Similarly.
30972 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30973 Joseph Myers <joseph@codesourcery.com>
30975 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30976 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30977 * config/arm/arm-tune.md: Regenerate.
30978 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30981 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30983 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30984 version number to five.
30986 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30989 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30990 * c-common.c (set_underlying_type): Likewise.
30991 (is_typedef_decl ): Likewise
30993 (set_underlying_type): Likewise.
30994 (is_typedef_type): Likewise.
30996 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30998 PR middle-end/38587
30999 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
31002 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
31005 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
31006 (LIBGCC_SPEC): Don't define.
31007 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
31009 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
31011 PR rtl-optimization/38879
31012 * alias.c (base_alias_check): Unaligned access via AND address can
31013 alias all surrounding object types except those with sizes equal
31014 or wider than the size of unaligned access.
31016 2009-01-21 Dodji Seketeli <dodji@redhat.com>
31019 * c-decl.c (clone_underlying_type): Move this ...
31020 * c-common.c (set_underlying_type): ... here.
31021 Also, make sure the function properly sets TYPE_STUB_DECL() on
31022 the newly created typedef variant type.
31023 (is_typedef_decl ): New entry point.
31024 * tree.h: Added a new member member_types_needing_access_check to
31025 struct tree_decl_non_common.
31026 (set_underlying_type): New entry point.
31027 (is_typedef_type): Likewise.
31029 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
31031 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
31032 Check whether two instructions have memory references that
31033 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
31034 are helper functions for traversing.
31035 * alias.h (insn_alias_sets_confilict_p): New prototypes.
31036 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
31037 not to draw dependency edge for instructions with non-conflicting
31040 2009-01-20 Joseph Myers <joseph@codesourcery.com>
31043 * longlong.h: Update copyright years. Use soft-fp license notice.
31044 Sync __clz_tab declaration with glibc.
31046 2009-01-20 Steve Ellcey <sje@cup.hp.com>
31049 * doc/extend.texi (syscall_linkage): New.
31050 (version_id): Modify.
31052 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
31053 Richard Guenther <rguenther@suse.de>
31055 PR tree-optimization/38747
31056 PR tree-optimization/38748
31057 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
31058 conversion if the base address is an indirect reference and the
31059 aliasing sets could cause issues.
31061 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31063 * common.opt (fgraphite, fgraphite-identity): Add comment for
31064 explaining why these options are not documented.
31066 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
31068 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
31069 gimple_call_lhs is NULL.
31071 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
31074 * emit-rtl.c (adjust_address_1): Make sure memref is never
31077 2009-01-20 Ben Elliston <bje@au.ibm.com>
31079 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31080 const qualifier from arg parameter. Remove unnecessary cast to char *.
31081 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
31082 const qualifier from arg 2.
31084 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
31086 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
31088 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
31091 * rtl.h (reinit_regs): New prototype.
31092 * regclass.c: Include ira.h.
31093 (reinit_regs): New.
31094 * Makefile.in (regclass.o): Add ira.h.
31095 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
31097 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
31100 * c-common.c (handle_aligned_attribute): Use
31101 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
31102 default alignment value.
31104 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
31106 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
31107 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
31109 * doc/extend.texi: Update __attribute__ ((aligned)). Document
31110 __BIGGEST_ALIGNMENT__.
31112 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
31114 2009-01-18 Richard Guenther <rguenther@suse.de>
31116 PR tree-optimization/38819
31117 * tree-flow.h (operation_could_trap_helper_p): Declare.
31118 * tree-eh.c (operation_could_trap_helper_p): Export.
31119 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
31120 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
31121 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
31122 are about to insert a possibly trapping instruction and fail
31125 2009-01-18 Andreas Schwab <schwab@suse.de>
31127 * doc/install.texi (Configuration): Remove obsolete paragraph
31128 about use of --with-gnu-ld with --with-gnu-as.
31130 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
31132 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
31133 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
31134 Follow spelling conventions.
31136 2009-01-18 Ben Elliston <bje@au.ibm.com>
31138 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
31139 C++ warning about implicit conversion from void * to struct
31141 (bitmap_obstack_free): Likewise for bitmap_element *.
31142 * Makefile.in (bitmap.o-warn): Remove.
31144 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
31146 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
31148 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
31149 Tobias Grosser <tobi.grosser@amd.com>
31151 * graphite.c (graphite_trans_scop_block): Do not block single
31154 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
31156 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
31157 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
31158 test with assertion.
31160 2009-01-16 Richard Guenther <rguenther@suse.de>
31162 PR tree-optimization/38835
31163 PR middle-end/36227
31164 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
31165 and INT + PTR -> (INT)(PTR p+ INT) folding.
31166 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
31168 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
31171 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
31172 the subreg from a lowpart subreg if it is also casting the value.
31174 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31175 Tobias Grosser <tobi.grosser@amd.com>
31177 * graphite.c (compare_prefix_loops): New.
31178 (build_scop_canonical_schedules): Rewritten.
31179 (graphite_transform_loops): Move build_scop_canonical_schedules
31180 after build_scop_iteration_domain.
31182 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
31183 Tobias Grosser <tobi.grosser@amd.com>
31185 * graphite.c (add_conditions_to_domain): Add the loops to
31186 the dimension of the iteration domain. Do copy the domain
31187 only when it exists.
31188 (build_scop_conditions_1): Do not call add_conditions_to_domain.
31189 (add_conditions_to_constraints): New.
31190 (can_generate_code_stmt, can_generate_code): Removed.
31191 (gloog): Do not call can_generate_code.
31192 (graphite_transform_loops): Call add_conditions_to_constraints
31193 after building the iteration domain.
31195 2009-01-16 Jakub Jelinek <jakub@redhat.com>
31197 PR tree-optimization/38789
31198 * tree-ssa-threadedge.c
31199 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
31200 __builtin_constant_p.
31202 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
31204 * dce.c (delete_unmarked_insns): Reversed the order that insns are
31205 examined before deleting them.
31207 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
31209 * function.c (aggregate_value_p): Correctly extract the function
31210 type from CALL_EXPR_FN lookup.
31212 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31214 * config/picochip/picochip.c (picochip_override_options): Revert
31215 CFI asm flag disable commited previously.
31217 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
31218 Tobias Grosser <tobi.grosser@amd.com>
31219 Jan Sjodin <jan.sjodin@amd.com>
31221 * graphite.c (scan_tree_for_params): On substractions negate
31222 all the coefficients of the term.
31223 (clast_to_gcc_expression_red): New. Handle reduction expressions
31224 of more than two operands.
31225 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
31226 (get_vdef_before_scop): Handle also the case of default definitions.
31228 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
31230 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
31231 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
31232 Also use them when walking CALL_INSN_FUNCTION_USAGE.
31234 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
31235 Joey Ye <joey.ye@intel.com>
31237 PR middle-end/37843
31238 * cfgexpand.c (expand_stack_alignment): Don't update stack
31239 boundary nor check incoming stack boundary here.
31240 (gimple_expand_cfg): Update stack boundary and check incoming
31241 stack boundary here.
31243 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
31245 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
31247 2009-01-14 Jakub Jelinek <jakub@redhat.com>
31249 PR rtl-optimization/38245
31250 * calls.c (expand_call): Add stack arguments to
31251 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31252 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
31253 in regs and partially in memory or BLKmode arguments.
31254 (emit_library_call_value_1): Add stack arguments to
31255 CALL_INSN_FUNCTION_USAGE even for pure calls (when
31256 ACCUMULATE_OUTGOING_ARGS).
31257 * dce.c: Include tm_p.h.
31258 (find_call_stack_args): New function.
31259 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
31261 (mark_insn): Call find_call_stack_args for CALL_Ps.
31262 (prescan_insns_for_dce): Walk insns backwards in bb rather than
31263 forwards. Allocate and free arg_stores bitmap if needed, pass it
31264 down to deletable_insn_p, don't mark stores set in arg_stores
31265 bitmap, clear the bitmap at the beginning of each bb.
31266 * Makefile.in (dce.o): Depend on $(TM_P_H).
31268 2009-01-14 Michael Meissner <gnu@the-meissners.org>
31271 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
31272 to make sure the insn is a conditional test (bug 22599). Reformat a
31275 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
31277 PR middle-end/38431
31278 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
31279 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
31280 (gloog): Do not call cleanup_tree_cfg.
31281 (graphite_transform_loops): Call cleanup_tree_cfg after all
31282 scops have been code generated.
31284 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
31285 * doc/gty.texi (Invoking the garbage collector): Added new node
31286 and section documenting ggc_collect.
31288 2009-01-14 Richard Guenther <rguenther@suse.de>
31290 PR tree-optimization/38826
31291 PR middle-end/38477
31292 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
31293 initialization notes only if we actually emitted a warning.
31294 (intra_create_variable_infos): Add constraints for a result decl
31295 that is passed by hidden reference.
31296 (build_pred_graph): Mark all related variables non-direct on
31299 2009-01-14 Nick Clifton <nickc@redhat.com>
31301 * ira-conflicts.c: Include addresses.h for the definition of
31303 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
31304 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
31306 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
31309 * Makefile.in (ira-lives.o): Add except.h.
31311 * ira-lives.c: Include except.h.
31312 (process_bb_node_lives): Process can_throw_internal.
31314 2009-01-13 Jakub Jelinek <jakub@redhat.com>
31316 PR rtl-optimization/38774
31317 * combine.c (simplify_set): When undoing cc_use change, don't do
31318 PUT_CODE on the newly created comparison, but instead put back the
31321 2009-01-13 Joseph Myers <joseph@codesourcery.com>
31323 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
31324 values. Remove duplicate arm8 entry.
31326 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31328 PR tree-optimization/38786
31329 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
31330 the SSA_NAME case of expand_scalar_variables_expr.
31331 Set the type of an expression to the type of its assign statement.
31332 (expand_scalar_variables_expr): Also gather the scalar computation
31333 used to index the memory access. Do not pass loop_p.
31334 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
31335 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
31336 the gimple_stmt_iterator where it inserts new code.
31337 Do not pass loop_p.
31338 (copy_bb_and_scalar_dependences): Do not pass loop_p.
31339 (translate_clast): Update call to copy_bb_and_scalar_dependences.
31341 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
31343 * graphite.h (debug_value): Removed.
31344 * graphite.c (debug_value): Removed.
31346 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31348 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
31349 ldrd/strd with two 32-bit instructions.
31351 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
31353 * config/arm/arm.c (struct processors): Pass for speed down into
31354 cost helper functions.
31355 (const_ok_for_op): Handle COMPARE and inequality nodes.
31356 (arm_rtx_costs_1): Rewrite.
31357 (arm_size_rtx_costs): Update prototype.
31358 (arm_rtx_costs): Pass speed down to helper functions.
31359 (arm_slowmul_rtx_costs): Rework cost calculations.
31360 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
31361 (arm_9e_rtx_costs): Likewise.
31363 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
31365 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
31366 relocations of local symbols wider than UNITS_PER_WORD are not valid.
31367 (alpha_legitimize_address): Do not split local symbols wider than
31368 UNITS_PER_WORD into HIGH/LO_SUM parts.
31370 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
31373 * gcc.c (process_command): Replace call to execvp with calls
31374 to pex_one and exit.
31376 2009-01-03 Anatoly Sokolov <aesok@post.ru>
31379 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
31380 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
31381 variant for devices with 3-byte PC.
31382 (__tablejump_elpm__): New.
31384 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31387 * c-parser.c (c_parser_postfix_expression): Allow `->' in
31388 offsetof member-designator, handle it as `[0].'.
31390 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31392 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
31393 function when not using named sections on targets with named sections
31394 if branch distance is less than 262132.
31396 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
31398 * combine.c (combine_instructions): Recompute
31399 optimize_this_for_speed_p for each BB in the main combine loop.
31401 2009-01-12 Tomas Bily <tbily@suse.cz>
31404 * tree-loop-distribution.c (prop_phis): New function.
31405 (generate_builtin): Call prop_phis.
31407 2009-01-12 Jakub Jelinek <jakub@redhat.com>
31409 PR tree-optimization/38807
31410 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
31411 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
31413 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
31415 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
31416 subreg of op0 to the original op0.
31418 2009-01-11 Laurent GUERBY <laurent@guerby.net>
31420 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
31422 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
31425 * mips-tfile.c (parse_def): Fix parsing of def strings
31426 starting with digits.
31428 2009-01-10 Jakub Jelinek <jakub@redhat.com>
31431 * config/arm/arm.c (arm_is_long_call_p): Don't call
31432 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
31434 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
31436 * regrename.c (regrename_optimize): Fix dumping.
31437 (find_oldest_value_reg): Preserve REG_POINTER.
31438 (copy_hardreg_forward_1): Likewise.
31440 2009-01-09 Diego Novillo <dnovillo@google.com>
31442 * gimple.h (struct gimple_statement_base) <uid>: Document
31443 the restrictions on its use.
31444 (gimple_uid): Tidy.
31445 (gimple_set_uid): Tidy.
31447 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31449 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
31450 zero guard even if align_bytes != 0 and count is smaller than
31453 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
31455 PR rtl-optimization/38495
31456 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
31457 (add_range_and_copies_from_move_list): Print all added ranges.
31458 Add ranges to memory optimized destination.
31460 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31464 * config/i386/i386.c (override_options): Reject
31465 -mstringop-strategy=rep_8byte with -m32.
31466 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
31467 to 1. Do count comparison against epilogue_size_needed at compile
31468 time even when count_exp was constant forced into register. For
31469 size_needed don't jump to epilogue, instead just avoid aligning
31470 and invoke the body algorithm. If need_zero_guard, add zero guard
31471 even if count is non-zero, but smaller than size_needed + number of
31472 bytes that could be stored for alignment.
31473 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
31474 to 1. If need_zero_guard, add zero guard even if count is non-zero,
31475 but smaller than size_needed + number of bytes that could be stored
31476 for alignment. Compare size_needed with epilogue_size_needed instead
31477 of desired_align - align, don't adjust size_needed, pass
31478 epilogue_size_needed to the epilogue expanders.
31481 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
31483 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31485 * pa.c (last_address): Change to unsigned.
31486 (update_total_code_bytes): Change argument to unsigned. Don't
31487 check if insn addresses are set.
31488 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
31489 addresses are not set.
31490 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
31492 2009-01-09 Nick Clifton <nickc@redhat.com>
31494 * config/sh/symbian.c: Replace uses of DECL_INLINE with
31495 DECL_DECLARED_INLINE_P.
31497 2009-01-09 Jakub Jelinek <jakub@redhat.com>
31499 PR middle-end/38347
31500 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
31501 GET_MODE (op0) in operand_subword_force calls.
31503 PR middle-end/38771
31504 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
31505 fold_convert arg0 operands to TREE_TYPE (op0) first.
31507 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
31509 * params.def (ira-max-conflict-table-size): Decrease default value
31512 2009-01-08 Jakub Jelinek <jakub@redhat.com>
31514 PR tree-optimization/37031
31515 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
31517 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
31518 allocate it using gc instead of heap, use VEC_quick_push instead of
31520 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
31521 instead of heap, use VEC_quick_push instead of VEC_safe_push.
31522 * tree-data-ref.h (struct access_matrix): Change matrix to gc
31523 allocated vector from heap allocated.
31524 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
31525 * tree-loop-linear.c (linear_transform_loops): Allocate nest
31526 vector only after perfect_loop_nest_depth call.
31528 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
31529 Jan Sjodin <jan.sjodin@amd.com>
31531 PR tree-optimization/38559
31532 * graphite.c (debug_value, copy_constraint,
31533 swap_constraint_variables, scale_constraint_variable, ): New.
31534 (get_lower_bound, get_upper_bound): Removed.
31535 (graphite_trans_bb_strip_mine): Clean up this code that works
31536 only for constant number of iterations. Fully copy upper and
31537 lower bound constraints, not only the constant part of them.
31538 * graphite.h (debug_value): Declared.
31540 2009-01-08 Ira Rosen <irar@il.ibm.com>
31542 PR tree-optimization/37194
31543 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
31544 Don't add the cost of cost model guard in prologue to scalar
31545 outside cost in case of known number of iterations.
31547 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
31548 Alan Modra <amodra@bigpond.net.au>
31550 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
31551 non-word-aligned REG+CONST addressing.
31553 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31556 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
31557 free_after_compilation when outputting a thunk.
31558 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
31559 Do not call free_after_compilation here.
31561 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
31563 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
31564 (ix86_valid_target_attribute_inner_p): Ditto.
31566 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
31568 PR tree-optimization/38492
31569 PR tree-optimization/38498
31570 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
31571 * tree-chrec.h (scev_is_linear_expression): Declared.
31572 * graphite.c (graphite_cannot_represent_loop_niter): New.
31573 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
31574 (graphite_loop_normal_form): Use gcc_assert.
31575 (scan_tree_for_params): Use CASE_CONVERT.
31576 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
31577 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
31578 Use gcc_assert. Discard scops that contain unhandled cases.
31579 (build_scop_conditions): Return a boolean status for unhandled cases.
31580 (strip_mine_profitable_p): Print the loop number, not its depth.
31581 (is_interchange_valid): Pass the depth of the loop nest, don't
31582 recompute it wrongly.
31583 (graphite_trans_bb_block): Same.
31584 (graphite_trans_bb_block): Print tentative of loop blocking.
31585 (graphite_trans_scop_block): Do not print that the loop has been
31587 (graphite_transform_loops): Do not handle scops that contain condition
31590 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
31592 AVX Programming Reference (December, 2008)
31593 * config/i386/avxintrin.h (_mm256_stream_si256): New.
31594 (_mm256_stream_pd): Likewise.
31595 (_mm256_stream_ps): Likewise.
31597 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
31598 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
31599 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
31600 (bdesc_special_args): Add __builtin_ia32_movntdq256,
31601 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
31602 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
31603 (ix86_expand_special_args_builtin): Likewise.
31605 * config/i386/sse.md (AVXMODEDI): New.
31606 (avx_movnt<mode>): Likewise.
31607 (avx_movnt<mode>): Likewise.
31608 (<sse>_movnt<mode>): Remove AVX support.
31609 (sse2_movntv2di): Likewise.
31611 2009-01-07 Richard Guenther <rguenther@suse.de>
31613 PR middle-end/38751
31614 * fold-const.c (extract_muldiv): Remove obsolete comment.
31615 (fold_plusminus_mult_expr): Undo MINUS_EXPR
31616 to PLUS_EXPR canonicalization for the canonicalization.
31618 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
31620 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
31621 hosted cross-compilers generating less efficient code.
31623 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31625 * function.h (rtl_data): Add a dbr_scheduled_p field.
31626 * reorg.c (dbr_schedule): Set it.
31627 (gate_handle_delay_slots): Check it.
31628 * config/mips/mips.c (mips_base_delayed_branch): Delete.
31629 (mips_reorg): Check flag_delayed_branch instead of
31630 mips_base_delayed_branch.
31631 (mips_override_options): Don't set mips_base_delayed_branch
31632 or flag_delayed_branch.
31634 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
31636 PR rtl-optimization/38426.
31637 * ira.c (ira): Set current_function_is_leaf earlier.
31639 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31641 PR rtl-optimization/38722
31642 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
31643 too early, only set a flag and modify after last possible
31646 2009-01-06 Janis Johnson <janis187@us.ibm.com>
31649 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
31650 * real.c (decimal_single_format): Correct values of emin and emax.
31651 (decimal_double_format): Ditto.
31652 (decimal_quad_format): Ditto.
31653 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
31654 computation of DECnn_MIN and DECnn_MAX for corrected values of
31655 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
31656 __DECnn_MIN__, and adjust its computation for the corrected value
31659 2009-01-06 Jan Hubicka <jh@suse.cz>
31662 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
31664 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
31666 * doc/contrib.texi (Contributors): Slightly adjust the end note.
31667 Add Robert Clark to the list of testers.
31669 2009-01-06 Jan Hubicka <jh@suse.cz>
31670 Kai Tietz <kai.tietz@onevision.com>
31672 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
31673 * config/i386/i386.c (ix86_expand_call): Add clobbers.
31675 2009-01-06 Jan Hubicka <jh@suse.cz>
31676 Kai Tietz <kai.tietz@onevision.com>
31678 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
31680 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
31681 (ix86_nsaved_regs): Count only general purpose regs.
31682 (ix86_nsaved_sseregs): New.
31683 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
31684 to 16 for w64; compute padding and size of sse reg save area.
31685 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
31686 general purpose regs.
31687 (ix86_emit_save_sse_regs_using_mov): New.
31688 (ix86_expand_prologue): Save SSE regs if needed.
31689 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
31690 (ix86_emit_restore_sse_regs_using_mov): New.
31691 (ix86_expand_epilogue): Save SSE regs if needed.
31693 2009-01-06 Jan Hubicka <jh@suse.cz>
31694 Kai Tietz <kai.tietz@onevision.com>
31696 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
31697 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
31698 functions when accumulate outgoing args is off.
31700 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31703 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
31704 before using pseudos_have_intersected_live_ranges_p.
31706 * ira-int.h (ira_assert): Always define.
31708 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
31710 AVX Programming Reference (December, 2008)
31711 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
31712 (_mm256_permute2_pd): Likewise.
31713 (_mm_permute2_ps): Likewise.
31714 (_mm256_permute2_ps): Likewise.
31715 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
31716 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
31718 * config/i386/i386.c (ix86_builtins): Remove
31719 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
31720 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
31721 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
31722 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
31723 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
31724 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
31725 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
31726 __builtin_ia32_vpermil2ps256.
31727 (ix86_init_mmx_sse_builtins): Updated.
31728 (ix86_expand_args_builtin): Likewise.
31730 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31732 * pa.c (output_call): Relocate non-jump insns in the delay slot of
31733 long absolute calls when generating PA 2.0 code.
31735 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
31737 PR rtl-optimization/38583
31738 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
31740 * params.def (ira-max-conflict-table-size): New.
31742 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
31744 * ira.h (ira_conflicts_p): New external definition.
31746 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
31747 table. Report this. Return result of building.
31748 (ira_build_conflicts): Use ira_conflicts_p. Check result of
31749 building conflict table.
31751 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
31752 (ira_color): Use ira_conflicts_p.
31754 * global.c: Include ira.h.
31755 (pseudo_for_reload_consideration_p, build_insn_chain): Use
31758 * Makefile.in (global.o): Add ira.h.
31760 * ira-build.c (mark_all_loops_for_removal,
31761 propagate_some_info_from_allocno): New.
31762 (remove_unnecessary_allocnos): Call
31763 propagate_some_info_from_allocno.
31764 (remove_low_level_allocnos): New.
31765 (remove_unnecessary_regions): Add parameter. Call
31766 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31767 parameter to remove_unnecessary_regions.
31768 (ira_build): Remove all regions but root if the conflict table was
31769 not built. Update conflict hard regs for allocnos crossing calls.
31771 * ira.c (ira_conflicts_p): New global.
31772 (ira): Define and use ira_conflicts_p.
31774 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31775 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31776 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31778 2009-01-06 Ben Elliston <bje@au.ibm.com>
31780 * gengtype-lex.l (YY_NO_INPUT): Define.
31782 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31785 * c-common.c (handle_vector_size_attribute): Also reject
31786 BOOLEAN_TYPE types.
31788 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31790 PR tree-optimization/38492
31791 * graphite.c (rename_map_elt, debug_rename_elt,
31792 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31793 rename_map_elt_info, eq_rename_map_elts,
31794 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31795 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31796 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31797 (sese_build_livein_liveouts): New.
31798 (new_sese, free_sese): New.
31799 (new_scop): Call new_sese.
31800 (free_scop): Call free_sese.
31801 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31802 (register_old_new_names): Renamed register_old_and_new_names.
31803 (register_scop_liveout_renames, add_loop_exit_phis,
31804 insert_loop_close_phis, struct igp,
31805 default_liveout_before_guard, add_guard_exit_phis,
31806 insert_guard_phis, copy_renames): New.
31807 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31808 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31809 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31810 (scop_adjust_phis_for_liveouts): New.
31811 (gloog): Call scop_adjust_phis_for_liveouts.
31813 * graphite.h (struct sese): Documented. Added fields liveout,
31814 num_ver and livein.
31815 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31816 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31817 (struct scop): Added field liveout_renames.
31818 (SCOP_LIVEOUT_RENAMES): New.
31820 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31822 PR tree-optimization/38510
31823 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31824 (translate_clast): Call recompute_all_dominators before
31826 (gloog): Call recompute_all_dominators before graphite_verify.
31828 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31829 Jan Sjodin <jan.sjodin@amd.com>
31831 PR tree-optimization/38500
31832 * graphite.c (create_sese_edges): Call fix_loop_structure after
31835 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31837 * config.gcc: Add m32r*-*-rtems*.
31838 * config/m32r/rtems.h: New file.
31840 2009-01-05 Ben Elliston <bje@au.ibm.com>
31842 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31843 (.po.pox): Likewise.
31844 (po/gcc.pot): Likewise.
31846 2009-01-04 David S. Miller <davem@davemloft.net>
31848 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31849 (STARTING_FRAME_OFFSET): Always set to zero.
31851 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31853 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31854 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31855 fixed-point types, and vectors of the same.
31857 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31859 * config/mips/sync.md (*mb_barrier): Rename to...
31860 (*memory_barrier): ...this.
31862 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31864 * doc/extend.texi (Function Attributes): Move @cindex after @item
31865 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31866 and put in alphabetical order. Fix 'target' name and put in order.
31867 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31870 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31872 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31873 (memory_barrier): Expand as unspec instead of unspec_volatile.
31874 Remove mem:BLK from insn operands. Use Pmode scratch register.
31875 (*memory_barrier): Define as unspec instead of unspec_volatile.
31876 Use (match_dup 0) as input operand.
31878 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31879 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31880 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31881 scratch register. Remove operand 1.
31882 (*stbar): Define as unspec instead of unspec_volatile.
31883 Use (match_dup 0) as input operand, remove (const_int 8).
31884 (*membar): Define as unspec instead of unspec_volatile.
31885 Use (match_dup 0) as input operand, remove input operand 2.
31887 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31888 (memory_barrier): Expand as unspec instead of unspec_volatile.
31889 Remove mem:BLK from insn operands. Use Pmode scratch register.
31890 (*memory_barrier): Define as unspec instead of unspec_volatile.
31891 Use (match_dup 0) as input operand.
31893 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31894 Remove mem:BLK from insn operands. Use Pmode scratch register.
31895 Set volatile flag on operand 0.
31896 (*memory_barrier): New insn pattern.
31898 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31900 (*memory_barrier): Use (match_dup 0) as input operand.
31902 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31903 Remove mem:BLK from insn operands. Use Pmode scratch register.
31904 Set volatile flag on operand 0.
31905 (*mb_internal): New insn pattern.
31907 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31909 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31911 PR middle-end/38586
31912 * function.c (struct temp_slot): Move to the section of the file
31913 that deals with temp slots. Remove field 'address'.
31914 (temp_slot_address_table): New hash table of address -> temp slot.
31915 (struct temp_slot_address_entry): New struct, items for the table.
31916 (temp_slot_address_compute_hash, temp_slot_address_hash,
31917 temp_slot_address_eq, insert_temp_slot_address): Support functions
31919 (find_temp_slot_from_address): Rewrite to use the new hash table.
31920 (remove_unused_temp_slot_addresses): Remove addresses of temp
31921 slots that have been made available.
31922 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31923 worker function for remove_unused_temp_slot_addresses.
31924 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31925 Add the temp slot address to the address -> temp slot map.
31926 (update_temp_slot_address): Update via insert_temp_slot_address.
31927 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31928 (pop_temp_slots): Likewise.
31929 (init_temp_slots): Allocate the address -> temp slot map, or empty
31930 the map if it is already allocated.
31931 (prepare_function_start): Initialize temp slot processing.
31933 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31935 PR middle-end/38584
31936 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31937 Calculate the size of all stack vars assuming no packing of stack
31938 vars will happen, replacing a quadratic algorithm with a linear one.
31940 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31943 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31946 2009-01-03 Diego Novillo <dnovillo@google.com>
31948 * doc/contrib.texi: Update contributions.
31950 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31953 * builtins.c (fold_builtin_memory_op): Give up if either operand
31954 is volatile. Set srctype or desttype to non-qualified version
31958 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31959 and FUNCTION_DECLs.
31961 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31963 PR rtl-optimization/35805
31964 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31965 problem if fast dce is able to remove any instructions.
31966 * dce.c (dce_process_block): Fix dump message.
31968 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31971 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31973 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31975 PR middle-end/38690
31976 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31977 * tree-pretty-print.c (op_code_prio): New function.
31978 (op_prio): No longer static. Use op_code_prio.
31979 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31980 Use op_prio and op_code_prio to determine if () should be
31981 printed around operand(s) or not.
31983 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31984 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31985 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31986 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31987 pp_character instead of pp_string for single letter printing.
31989 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31991 * doc/extend.texi: Fix '#pragma GCC option' typo.
31993 2009-01-02 Richard Guenther <rguenther@suse.de>
31995 * doc/install.texi (--enable-checking): Mention different
31996 default for stage1.
31997 (--enable-stage1-checking): Document.
31999 2009-01-01 Andrew Pinski <pinskia@gmail.com>
32001 PR middle-end/30142
32002 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
32003 case to be an error.
32005 2009-01-02 Ben Elliston <bje@au.ibm.com>
32007 * config/fp-bit.h (pack_d): Constify argument.
32008 * config/fp-bit.c (makenan): Constify return type. Remove casts.
32009 (isnan): Constify argument.
32011 (iszero): Likewise.
32012 (pack_d): Likewise.
32013 (_fpadd_parts): Constify return type.
32014 (_fpmul_parts): Likewise.
32015 (_fpdiv_parts): Likewise.
32017 2009-01-01 Jakub Jelinek <jakub@redhat.com>
32020 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
32021 warn about overwriting initializer with side-effects or
32022 -Woverride-init if !IMPLICIT.
32023 (output_init_element): Likewise. Pass IMPLICIT down to
32025 (process_init_element): Add IMPLICIT argument. Pass it down
32026 to output_init_element.
32027 (push_init_element, pop_init_level, set_designator): Adjust
32028 process_init_element callers.
32029 (set_nonincremental_init, set_nonincremental_init_from_string):
32030 Adjust add_pending_init callers.
32031 (output_pending_init_elements): Adjust output_init_element callers.
32032 * c-tree.h (process_init_element): Adjust prototype.
32033 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
32034 process_init_element callers.
32037 Copyright (C) 2009 Free Software Foundation, Inc.
32039 Copying and distribution of this file, with or without modification,
32040 are permitted in any medium without royalty provided the copyright
32041 notice and this notice are preserved.