1 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/mips/mips.md: Fix typos.
5 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
7 * doc/invoke.texi: Fix typo.
9 2009-11-03 Paul Brook <paul@codesourcery.com>
11 * config/arm/neon.ml (vectype): Add T_floatSF.
12 (string_of_vectype): Ditto.
13 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
14 (deftypes): Use float for float32_t.
15 * config/arm/arm_neon.h: Regenerate.
17 2009-11-03 Nick Clifton <nickc@redhat.com>
18 Kevin Buettner <kevinb@redhat.com>
20 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
21 order of expected registers.
22 (rx_load_multiple_vector): Likewise.
23 (rx_rtsd_vector): Likewise.
24 * config/rx/rx.c (rx_cpu_type): New variable.
25 (rx_print_operand): Fix bug printing 64-bit constant values.
26 (rx_emit_stack_pushm): Reverse order of pushed registers.
27 (gen_rx_store_vector): Likewise.
28 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
30 (is_exception_func): Rename to is_interrupt_func and only accept
31 "interrupt" as the attribute name.
32 (rx_get_stack_layout): Use new function name.
33 (rx_func_attr_inlinable): Likewise.
34 (rx_attribute_table): Remove "exception".
35 (rx_expand_prologue): If necessary push the accumulator register
36 in the prologue of interrupt functions.
37 (rx_expand_epilogue): If necessary pop the accumulator.
38 (rx_builtins): Add RX_BUILTIN_MVTIPL.
39 (rx_expand_builtin_stz): Remove.
40 (rx_expand_builtin_mvtipl): New function.
41 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
42 (rx_expand_builtin): Likewise.
43 (rx_enable_fpu): New variable.
44 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
45 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
46 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
47 (enum rx_cpu_types): Define.
48 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
49 (INCOMING_FRAME_SP_OFFSET): Define.
50 (ARG_POINTER_CFA_OFFSET): Define.
51 (FRAME_POINTER_CFA_OFFSET): Define.
52 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
53 (ALLOW_RX_FPU_INSNS): Define.
54 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
55 fast_math_flags_set_p.
56 (UNSPEC_BUILTIN_MVTIPL): Define.
57 (revl): Rename to bswapsi2.
58 (bswaphi2): New pattern.
59 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
62 (mvtc): Remove clobber of cc0.
65 * config/rx/rx.opt (mieee): Remove.
70 (msave-acc-in-interrupts): Add.
71 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
72 (MULTILIB_DIRS): Likewise.
73 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
74 * doc/extend.texi: Remove description of "exception" function
76 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
77 -msave-acc-in-interrupts options.
79 2009-11-03 Richard Guenther <rguenther@suse.de>
81 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
83 2009-11-03 Dodji Seketeli <dodji@redhat.com>
86 * c-common.c (fold_offsetof_1): Issue errors when the member designator
87 of the offsetoff expression is not legitimate.
89 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
91 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
92 names instead of numerical constants.
93 (sse_prologue_save): Ditto.
94 (*sse_prologue_save_insn): Ditto.
96 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
99 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
100 (TARGET_CALL_ESP): New define.
101 * config/i386/i386.c (initial_ix86_tune_features): Initialize
103 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
104 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
105 *call_1, *call_value_pop_1 and *call_value_1. Depend on
107 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
108 New patterns, use "lsm" as operand 1 constraint.
109 * config/i386/predicates.md (call_insn_operand): Depend on
110 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
112 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
114 PR tree-optimization/41857
115 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
116 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
118 * tree-ssa-address.c (move_hint_to_base): New function.
119 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
120 address space associated with TYPE.
121 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
122 most_expensive_mult_to_index. Call move_hint_to_base.
123 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
124 TYPE to addr_to_parts.
126 2009-11-02 Martin Jambor <mjambor@suse.cz>
128 PR tree-optimization/41750
129 * tree-sra.c (analyze_modified_params): Loop over all
130 representatives of components of a parameter.
132 2009-11-02 Jakub Jelinek <jakub@redhat.com>
134 PR tree-optimization/41841
135 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
136 local variables of not yet materialized clones.
139 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
140 for a VOIDmode variable.
143 * c-pragma.c (visstack): Change into vector of ints rather than
144 enum symbol_visibility.
145 (push_visibility): Add kind argument, push default_visibility together
147 (pop_visibility): Add kind argument, return true if successful, fail
148 if visibility stack is empty or if stack top is of different kind.
149 (handle_pragma_visibility): Don't check length of visstack, instead
150 call pop_visibility and issue diagnostics if it failed. Pass 0
151 as last argument to push_visibility and pop_visibility.
152 * c-pragma.h (push_visibility): Add kind argument.
153 (pop_visibility): Likewise. Return bool instead of void.
155 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
157 * tree.def (TARGET_MEM_REF): Update comment.
158 * alias.c (get_alias_set): Retrieve the original memory reference for
159 a TARGET_MEM_REF before proceeding.
161 2009-10-31 Anatoly Sokolov <aesok@post.ru>
163 * config/frv/frv.c (frv_function_value, frv_libcall_value,
164 frv_function_value_regno_p): New functions.
165 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
166 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
167 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
168 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
170 2009-10-31 Anatoly Sokolov <aesok@post.ru>
172 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
173 new 'outgoing' argument.
174 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
175 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
176 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
177 LIBCALL_VALUE): Remove.
178 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
179 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
180 (mh10300_function_value_regno_p): Declare.
182 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
184 * config/arm/cortex-a9.md: New - integer pipeline description.
186 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
188 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
189 aborting if the sizes of the two references don't match.
191 2009-10-31 Toon Moene <toon@moene.org>
193 * ipa-inline.c (cgraph_decide_inlining):
194 Include reason for not inlining called-once functions in dump file.
196 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
198 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
199 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
200 (LINK_SPEC): BE_LINK_SPEC added.
202 2009-10-30 Richard Guenther <rguenther@suse.de>
205 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
207 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
209 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
210 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
213 2009-10-30 Martin Jambor <mjambor@suse.cz>
215 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
217 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
220 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
221 first. Move assert on stack_alignment_estimated just before
222 setting stack_realign_needed.
223 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
224 Don't call update_stack_boundary.
226 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
227 (verride_options): Don't check ix86_force_align_arg_pointer here.
228 (ix86_function_ok_for_sibcall): Use it.
229 (ix86_update_stack_boundary): Likewise.
231 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
233 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
235 * arm.md (QHSI): New mode iterator.
236 (movqi): If generating for thumb, then truncate any immediate to
238 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
240 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
243 2009-10-29 Cary Coutant <ccoutant@google.com>
246 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
247 locations in the source).
248 (store_vcall_insn): New function.
249 (lookup_vcall_insn): New function.
250 (dwarf2out_virtual_call_token): Use store_vcall_insn.
251 (dwarf2out_copy_call_info): New function.
252 (dwarf2out_virtual_call): Use lookup_vcall_insn.
253 * emit-rtl.c (try_split): Call copy_call_info debug hook.
254 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
255 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
256 (debug_nothing_rtx_rtx): New dummy hook.
257 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
258 (xcoff_debug_hooks): Likewise.
259 * sdbout.c (sdb_debug_hooks): Likewise.
260 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
262 2009-10-29 David Daney <ddaney@caviumnetworks.com>
264 * doc/invoke.texi (mmcount-ra-address): Document new command line
266 * config/mips/mips.opt (mmcount-ra-address): New option.
267 * config/mips/mips-protos.h (mips_function_profiler): Declare new
269 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
271 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
272 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
274 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
275 mips_function_profiler.
277 2009-10-29 Steve Ellcey <sje@cup.hp.com>
281 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
282 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
283 * optc-gen.awk (cl_target_option_restore): Include call to
284 targetm.override_options_after_change.
285 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
286 * target.h (override_options_after_change): New.
287 * c-common.c (parse_optimize_options): Call
288 targetm.override_options_after_change.
289 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
290 (ia64_override_options_after_change): New.
291 (ia64_override_options) Add call to above.
293 2009-10-29 Michael Matz <matz@suse.de>
295 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
296 (gate_convert_to_rsqrt): Ditto.
297 (pass_convert_to_rsqrt): Ditto.
298 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
299 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
302 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
304 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
306 * config/arm/arm.c (find_best_start): Fix type of remainder to be
309 2009-10-29 Martin Jambor <mjambor@suse.cz>
311 PR tree-optimization/41775
312 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
313 (generate_subtree_copies): Do not unshare agg.
314 (load_assign_lhs_subreplacements): Do not unshare rhs.
315 (sra_modify_assign): Do not unshare exprs.
316 (propagate_subacesses_accross_link): Renamed to
317 propagate_subaccesses_across_link.
319 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
321 * arm.c (count_insns_for_constant): Rework to support counting for
322 thumb2 immediates as well.
323 (find_best_start): Split out from arm_gen_constant.
324 (arm_gen_constant): Rework to support XOR with immediate.
326 2009-10-29 Chao-ying Fu <fu@mips.com>
328 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
330 (mips_expand_synci_loop): Use the length rtx to control the
331 synci loop from the begin rtx that points to the first byte of
334 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
336 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
338 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
340 * dbxout.c (dbxout_common_check): Accept non public trees.
341 * dwarf2out.c (fortran_common): Accept non public trees.
343 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
345 * common.opt (fuse-linker-plugin): New option.
346 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
348 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
350 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
352 PR rtl-optimization/39715
353 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
354 (gen_cstoresi_ltu_thumb1): New splitter.
356 2009-10-28 Richard Guenther <rguenther@suse.de>
360 * tree-ssa.c (useless_type_conversion_p): Do not treat
361 conversions to pointers to incomplete types as useless.
362 * gimple.c (gimple_types_compatible_p): Compare struct tags,
365 2009-10-28 Jakub Jelinek <jakub@redhat.com>
367 * var-tracking.c (emit_note_insn_var_location): Don't call the second
368 vt_expand_loc unnecessarily when location is not a register nor
372 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
373 fields don't have DECL_NAME.
376 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
377 call convert_memory_address on addr.
380 * config/i386/i386.c (ix86_pic_register_p): Don't call
381 rtx_equal_for_cselib_p for VALUEs discarded as useless.
383 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
385 * var-tracking.c (emit_note_insn_var_location): Get the mode of
386 a variable part from its REG, MEM or VALUE.
388 2009-10-28 Richard Guenther <rguenther@suse.de>
390 * gimple.c (gimple_get_alias_set): Fix comment typo.
392 2009-10-28 Richard Guenther <rguenther@suse.de>
394 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
395 (free_lang_data): Unconditionally compute alias sets for all
396 standard integer types. Bail out if gate bailed out previously.
397 Do not reset the types_compatible_p langhook.
398 (gate_free_lang_data): Remove.
399 (struct pass_ipa_free_lang_data): Enable unconditionally.
400 * gimple.c (gimple_get_alias_set): Use the same alias-set for
403 2009-10-28 Richard Guenther <rguenther@suse.de>
406 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
407 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
408 (call_may_clobber_ref_p_1): Likewise.
409 * tree-ssa-structalias.c (find_func_aliases): Likewise.
410 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
412 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
414 PR rtl-optimization/41812
417 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
419 * df-problems.c (df_md_scratch): New.
420 (df_md_alloc, df_md_free): Allocate/free it.
421 (df_md_local_compute): Only include live registers in init.
422 (df_md_transfer_function): Prune the in-set computed by
423 the confluence function, and the gen-set too.
425 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
427 PR rtl-optimization/39715
428 * combine.c (simplify_comparison): Use extensions to
429 widen comparisons. Try an ANDing first.
431 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
433 PR rtl-optimization/40741
434 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
435 a small constant is cheap.
436 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
437 force_reg on the LHS.
438 (xorsi3): Likewise, and split the XOR if the constant is complex
439 and not in Thumb mode.
441 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
443 * expmed.c (emit_store_flag): Check costs before
444 transforming to the opposite representation.
446 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
448 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
449 cstore result to DImode.
451 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
453 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
454 inside the unspec vector.
456 2009-10-27 Richard Henderson <rth@redhat.com>
458 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
460 2009-10-27 Richard Henderson <rth@redhat.com>
463 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
464 eh_region_may_contain_throw; update users.
465 (eh_region_may_contain_throw): New function.
466 (lower_catch): Check flag_exceptions before creating exception region.
467 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
468 (lower_cleanup): Tidy existing flag_exceptions check to match.
470 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
473 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
474 * config/i386/mingw.opt: Add fset-stack-executable.
475 * config/i386/i386.c (ix86_trampoline_init): Make call to
476 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
477 defined and its value is not zero.
480 2009-10-27 Richard Guenther <rguenther@suse.de>
482 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
483 handle calls to externally visible functions like in regular mode.
484 (create_variable_info_for): Do not create function infos here.
485 (have_alias_info): Remove write-only variable.
486 (solve_constraints): New function split out from common code
487 in compute_points_to_sets and ipa_pta_execute.
488 (compute_points_to_sets): Adjust.
489 (ipa_pta_execute): Likewise. Handle clones and externally visible
490 functions like in non-IPA mode.
492 2009-10-27 Jakub Jelinek <jakub@redhat.com>
495 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
498 2009-10-27 Richard Guenther <rguenther@suse.de>
500 * tree-complex.c (expand_complex_div_wide): Check for
501 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
503 2009-10-27 Revital Eres <eres@il.ibm.com>
505 PR tree-optimization/40648
506 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
507 Change decision of when to peel for alignment.
509 2009-10-27 Richard Guenther <rguenther@suse.de>
512 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
514 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
517 * fold-const.c (fold_binary_loc): Do not call
518 protected_set_expr_location.
520 2009-10-27 Wei Guozhi <carrot@google.com>
523 * target.h (have_conditional_execution): Add a new target hook
525 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
526 * targhooks.h (default_have_conditional_execution): Likewise.
527 * targhooks.c (default_have_conditional_execution): Likewise.
528 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
529 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
530 (arm_have_conditional_execution): New function.
531 * ifcvt.c (noce_process_if_block, find_if_header,
532 cond_exec_find_if_block, dead_or_predicable): Change the usage of
533 macro HAVE_conditional_execution to a target hook call.
534 * recog.c (peephole2_optimize): Likewise.
535 * sched-rgn.c (add_branch_dependences): Likewise.
536 * final.c (asm_insn_count, final_scan_insn): Likewise.
537 * bb-reorder.c (HAVE_conditional_execution): Remove it.
539 2009-10-26 Ben Elliston <bje@au.ibm.com>
540 Michael Meissner <meissner@linux.vnet.ibm.com>
541 Ulrich Weigand <uweigand@de.ibm.com>
543 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
544 * config/spu/spu_cache.h: New file.
546 * config/spu/cachemgr.c: New file.
547 * config/spu/cache.S: New file.
549 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
550 (ADDR_SPACE_EA): Define.
551 (TARGET_ADDR_SPACE_KEYWORDS): Define.
552 * config/spu/spu.c (EAmode): New macro.
553 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
554 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
555 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
556 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
557 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
558 (TARGET_ADDR_SPACE_CONVERT): Likewise.
559 (TARGET_ASM_SELECT_SECTION): Likewise.
560 (TARGET_ASM_UNIQUE_SECTION): Likewise.
561 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
562 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
563 (ea_symbol_ref): New function.
564 (spu_legitimate_constant_p): Handle __ea qualified addresses.
565 (spu_addr_space_legitimate_address_p): New function.
566 (spu_addr_space_legitimize_address): Likewise.
567 (cache_fetch): New global.
568 (cache_fetch_dirty): Likewise.
569 (ea_alias_set): Likewise.
570 (ea_load_store): New function.
571 (ea_load_store_inline): Likewise.
572 (expand_ea_mem): Likewise.
573 (spu_expand_mov): Handle __ea qualified memory references.
574 (spu_addr_space_pointer_mode): New function.
575 (spu_addr_space_address_mode): Likewise.
576 (spu_addr_space_subset_p): Likewise.
577 (spu_addr_space_convert): Likewise.
578 (spu_section_type_flags): Handle "._ea" section.
579 (spu_select_section): New function.
580 (spu_unique_section): Likewise.
581 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
582 and __EA64__ predefined macros.
583 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
584 -matomic-updates switches.
586 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
587 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
588 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
589 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
590 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
591 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
592 $(T)cache128k.o): Likewise.
593 ($(T)libgcc_%.a): Likewise.
595 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
596 * config/spu/spu.opt (-mea32/-mea64): Add switches.
597 (-maddress-space-conversion): Likewise.
598 (-mcache-size=): Likewise.
599 (-matomic-updates): Likewise.
600 * doc/invoke.texi (-mea32/-mea64): Document.
601 (-maddress-space-conversion): Likewise.
602 (-mcache-size=): Likewise.
603 (-matomic-updates): Likewise.
605 2009-10-26 Ben Elliston <bje@au.ibm.com>
606 Michael Meissner <meissner@linux.vnet.ibm.com>
607 Ulrich Weigand <uweigand@de.ibm.com>
609 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
611 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
612 defined, add the named address space keywords.
613 (c_addr_space_name): New function.
614 (complete_array_type): Preserve named address space.
615 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
616 instead of targetm.valid_pointer_mode.
618 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
619 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
620 (ADDR_SPACE_KEYWORD): New macro.
621 (c_addr_space_name): Add prototype.
623 * c-tree.h (struct c_declspecs): Add address_space member.
624 (declspecs_add_addrspace): Add prototype.
626 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
628 * c-parser.c (c_parse_init): Add assertion.
629 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
630 (c_lex_one_token): Handle address space keywords.
631 (c_token_starts_typename): Likewise.
632 (c_token_starts_declspecs): Likewise.
633 (c_parser_declspecs): Likewise.
634 (c_parser_postfix_expression_after_paren_type): Diagnose compound
635 literal within function qualified with named address space.
637 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
638 address space qualifiers.
639 (shadow_tag_warned): Warn about useless address space qualifiers.
640 (quals_from_declspecs): Handle address space qualifiers.
641 (grokdeclarator): Likewise.
642 (build_null_declspecs): Likewise.
643 (declspecs_add_addrspace): New function.
645 * c-typeck.c (addr_space_superset): New function.
646 (qualify_type): Handle named address spaces.
647 (composite_type): Likewise.
648 (common_pointer_type): Likewise.
649 (comp_target_types): Likewise.
650 (build_conditional_expr): Likewise.
651 (handle_warn_cast_qual): Likewise.
652 (build_c_cast): Likewise.
653 (convert_for_assignment): Likewise.
654 (build_binary_op): Likewise.
655 (pointer_diff): Handle named address spaces. Use intermediate
656 integer type of sufficient size if required.
658 2009-10-26 Ben Elliston <bje@au.ibm.com>
659 Michael Meissner <meissner@linux.vnet.ibm.com>
660 Ulrich Weigand <uweigand@de.ibm.com>
662 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
663 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
664 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
666 * target.h (struct target_def): Add pointer_mode, address_mode,
667 and valid_pointer_mode to addr_space substructure.
668 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
669 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
670 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
671 (TARGET_ADDR_SPACE_HOOKS): Add them.
672 * targhooks.c (target_default_pointer_address_modes_p): New function.
673 * target.h (target_default_pointer_address_modes_p): Add prototype.
674 * targhooks.c (default_addr_space_pointer_mode): New function.
675 (default_addr_space_address_mode): Likewise.
676 (default_addr_space_valid_pointer_mode): Likewise.
677 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
678 (default_addr_space_address_mode): Likewise.
679 (default_addr_space_valid_pointer_mode): Likewise.
680 * output.h (default_valid_pointer_mode): Move to ...
681 * targhooks.h (default_valid_pointer_mode): ... here.
682 * varasm.c (default_valid_pointer_mode): Move to ...
683 * targhooks.c (default_valid_pointer_mode): ... here.
685 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
686 instead of targetm.valid_pointer_mode.
688 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
689 * tree.c (integer_pow2p): Likewise.
690 (tree_log2): Likewise.
691 (tree_floor_log2): Likewise.
692 (signed_or_unsigned_type_for): Support pointer type of different size.
693 (int_or_pointer_precision): New function.
694 * tree.h (int_or_pointer_precision): Add prototype.
695 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
696 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
697 incoming pointer type instead of POINTER_SIZE.
699 * tree.c (build_pointer_type): Use appropriate pointer mode
701 (build_reference_type): Likewise.
702 * expr.c (store_expr): Likewise.
703 (expand_expr_addr_expr): Likewise.
704 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
705 * cfgexpand.c (expand_debug_expr): Likewise.
707 * auto-inc-dec.c: Include "target.h".
708 (try_merge): Use appropriate address mode instead of Pmode.
709 (find_inc): Likewise.
710 * combine.c (find_split_point): Likewise.
711 * cselib.c (cselib_record_sets): Likewise.
712 * dse.c (replace_inc_dec): Likewise.
713 (canon_address): Likewise.
714 * var-tracking.c (replace_expr_with_values): Likewise.
715 (count_uses): Likewise.
716 (add_uses): Likewise.
717 (add_stores): Likewise.
718 * emit-rtl.c: Include "target.h".
719 (adjust_address_1): Use appropriate address mode instead of Pmode.
720 (offset_address): Likewise.
721 * explow.c (break_out_memory_refs): Likewise.
722 (memory_address_addr_space): Likewise.
723 (promote_mode): Likewise.
724 * expr.c (move_by_pieces): Likewise.
725 (emit_block_move_via_loop): Likewise.
726 (store_by_pieces): Likewise.
727 (store_by_pieces_1): Likewise.
728 (expand_assignment): Likewise.
729 (store_constructor): Likewise.
730 (expand_expr_addr_expr): Likewise.
731 (expand_expr_real_1): Likewise.
732 * cfgexpand.c (expand_debug_expr): Likewise.
733 * ifcvt.c (noce_try_cmove_arith): Likewise.
734 * regcprop.c (kill_autoinc_value): Likewise.
735 * regmove.c (try_auto_increment): Likewise.
736 * reload.c (find_reloads): Likewise.
737 (find_reloads_address): Likewise.
738 (find_reloads_address_1): Likewise.
739 * sched-deps.c: Include "target.h".
740 (sched_analyze_1): Use appropriate address mode instead of Pmode.
741 (sched_analyze_2): Likewise.
742 * sel-sched-dump.c: Include "target.h".
743 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
744 * stor-layout.c (layout_type): Likewise.
745 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
746 (multiplier_allowed_in_address_p): Likewise.
747 (get_address_cost): Likewise.
748 * varasm.c (make_decl_rtl): Likewise.
750 * expr.c (expand_assignment): Always convert offsets to appropriate
752 (store_expr): Likewise.
753 (store_constructor): Likewise.
754 (expand_expr_real_1): Likewise.
756 * reload.h (form_sum): Add MODE argument.
757 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
758 Update recursive calls.
759 (subst_indexed_address): Update calls to form_sum.
761 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
762 * tree-ssa-address.c: Include "target.h".
763 (templates): Replace by ...
764 (mem_addr_template_list): ... this new vector.
765 (TEMPL_IDX): Handle address space numbers.
766 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
767 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
768 instead of global cache. Update call to gen_addr_rtx.
769 (valid_mem_ref_p): Update call to addr_for_mem_ref.
770 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
772 * rtl.h (convert_memory_address_addr_space): Add prototype.
773 (convert_memory_address): Define as macro.
774 * explow.c (convert_memory_address): Rename to ...
775 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
776 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
777 Update recursive calls.
778 (memory_address_addr_space): Call convert_memory_address_addr_space.
779 * expmed.c (make_tree): Likewise.
780 * expr.c (expand_assignment): Likewise.
781 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
782 (expand_expr_addr_expr): Likewise. Also, update call.
784 * alias.c (find_base_value): Guard pointer size optimizations.
785 (find_base_term): Likewise.
786 * rtlanal.c (nonzero_bits1): Likewise.
787 (num_sign_bit_copies1): Likewise.
788 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
790 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
791 (emit-rtl.o): Likewise.
792 (auto-inc-dec.o): Likewise.
793 (sched-deps.o): Likewise.
795 2009-10-26 Ben Elliston <bje@au.ibm.com>
796 Michael Meissner <meissner@linux.vnet.ibm.com>
797 Ulrich Weigand <uweigand@de.ibm.com>
799 * doc/extend.texi (Named Address Spaces): New section.
800 * coretypes.h (addr_space_t): New type.
801 (ADDR_SPACE_GENERIC): New define.
802 (ADDR_SPACE_GENERIC_P): New macro.
804 * doc/tm.texi (Named Address Spaces): New section.
805 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
806 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
807 (TARGET_ADDR_SPACE_SUBSET_P): Document.
808 (TARGET_ADDR_SPACE_CONVERT): Document.
809 * target.h (struct gcc_target): Add addr_space substructure.
810 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
811 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
812 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
813 (TARGET_ADDR_SPACE_CONVERT): Likewise.
814 (TARGET_ADDR_SPACE_HOOKS): Likewise.
815 (TARGET_INITIALIZER): Initialize addr_space hooks.
816 * targhooks.c (default_addr_space_legitimate_address_p): New function.
817 (default_addr_space_legitimize_address): Likewise.
818 (default_addr_space_subset_p): Likewise.
819 (default_addr_space_convert): Likewise.
820 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
821 (default_addr_space_legitimize_address): Likewise.
822 (default_addr_space_subset_p): Likewise.
823 (default_addr_space_convert): Likewise.
825 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
826 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
827 (MEM_ADDR_SPACE): New macro.
828 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
829 address space memory attribute.
830 (mem_attrs_htab_hash): Handle address space memory attribute.
831 (mem_attrs_htab_eq): Likewise.
832 (set_mem_attributes_minus_bitpos): Likewise.
833 (set_mem_alias_set): Likewise.
834 (set_mem_align): Likewise.
835 (set_mem_expr): Likewise.
836 (set_mem_offset): Likewise.
837 (set_mem_size): Likewise.
838 (adjust_address_1): Likewise.
839 (offset_address): Likewise.
840 (widen_memoy_address): Likewise.
841 (get_spill_slot_decl): Likewise.
842 (set_mem_attrs_for_spill): Likewise.
843 (set_mem_addr_space): New function.
844 * emit-rtl.h (set_mem_addr_space): Add prototype.
845 * print-rtl.c (print_rtx): Print address space memory attribute.
846 * expr.c (expand_assignment): Set address space memory attribute
847 of generated MEM RTXes as appropriate.
848 (expand_expr_real_1): Likewise.
849 * cfgexpand.c (expand_debug_expr): Likewise.
850 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
852 * tree.h (struct tree_base): Add address_space bitfield. Reduce
853 size of "spare" bitfield.
854 (TYPE_ADDR_SPACE): New macro.
855 (ENCODE_QUAL_ADDR_SPACE): Likewise.
856 (DECODE_QUAL_ADDR_SPACE): Likewise.
857 (CLEAR_QUAL_ADDR_SPACE): Likewise.
858 (KEEP_QUAL_ADDR_SPACE): Likewise.
859 (TYPE_QUALS): Encode type address space.
860 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
861 * tree.c (set_type_quals): Set type address space.
862 (build_array_type): Inherit array address space from element type.
863 * print-tree.c (print_node_brief): Print type address space.
864 (print_node): Likewise.
865 * tree-pretty-print.c (dump_generic_node): Likewise.
867 * explow.c (memory_address): Rename to ...
868 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
869 Use address-space aware variants of memory address routines.
870 * recog.c (memory_address_p): Rename to ...
871 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
872 Use address-space aware variants of memory address routines.
873 (offsettable_address_p): Rename to ...
874 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
875 Use address-space aware variants of memory address routines.
876 * reload.c (strict_memory_address_p): Rename to ...
877 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
878 Use address-space aware variants of memory address routines.
879 (maybe_memory_address_p): Rename to ...
880 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
881 Use address-space aware variants of memory address routines.
882 * expr.h (memory_address_addr_space): Add prototype.
883 (memory_address): Define as macro.
884 * recog.h (memory_address_addr_space_p): Add prototype.
885 (memory_address_p): Define as macro.
886 (offsettable_address_addr_space_p): Add prototype.
887 (offsettable_address_p): Define as macro.
888 (strict_memory_address_addr_space_p): Add prototype.
889 (strict_memory_address_p): Define as macro.
891 * combine.c (find_split_point): Use address-space aware variants
892 of memory address routines.
893 * emit-rtl.c (operand_subword): Likewise.
894 (change_address_1): Likewise.
895 (adjust_address_1): Likewise.
896 (offset_address): Likewise.
897 * expr.c (emit_move_insn): Likewise.
898 (expand_assignment): Likewise.
899 (expand_expr_real_1): Likewise.
900 * recog.c (verify_changes): Likewise.
901 (general_operand): Likewise.
902 (offsettable_memref_p): Likewise.
903 (offsettable_nonstrict_memref_p): Likewise.
904 (constrain_operands): Likewise.
905 * reload.c (get_secondary_mem): Likewise.
906 (find_reloads_toplev): Likewise.
907 (find_reloads_address): Likewise.
908 (find_reloads_subreg_address): Likewise.
909 * reload1.c (reload): Likewise.
910 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
911 * rtl.h (address_cost): Add ADDRSPACE argument.
912 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
913 aware variant of memory address routines.
914 * loop-invariant.c (create_new_invariant): Update address_cost call.
915 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
916 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
917 Use address-space aware variant of memory address routines.
918 (propagate_rtx_1): Update call to should_replace_address.
919 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
921 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
922 ADDRSPACE argument. Use per-address-space instead of global cache.
923 Use address-space aware variant of memory address routines.
924 (get_address_cost): Likewise.
925 (get_computation_cost_at): Update calls.
926 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
927 Use address-space aware variant of memory address routines.
928 (create_mem_ref_raw): Update call to valid_mem_ref_p.
929 (most_expensive_mult_to_index): Update call to
930 multiplier_allowed_in_address_p.
932 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
933 attribute to indicate named address spaces.
935 * varasm.c (get_variable_section): DECLs in named address spaces
938 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
939 for addresses in a non-generic address space.
941 * expr.c (emit_block_move_hints): Do not use libcalls for
942 memory in non-generic address spaces.
943 (clear_storage_hints): Likewise.
944 (expand_assignment): Likewise.
946 * fold-const.c (operand_equal_p): Expressions refering to different
947 address spaces are not equivalent.
949 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
950 spaces are not equivalent.
951 (rtx_equal_p): Likewise.
952 * cse.c (exp_equiv_p): Likewise.
953 * jump.c (rtx_renumbered_equal_p): Likewise.
954 * reload.c (operands_match_p): Likewise.
956 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
957 address spaces may alias.
958 (true_dependence): Likewise.
959 (canon_true_dependence): Likewise.
960 (write_dependence_p): Likewise.
962 * dse.c (canon_address): Handle named address spaces.
963 * ifcvt.c (noce_try_cmove_arith): Likewise.
965 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
966 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
967 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
968 to handle conversions between different address spaces.
969 * fold-const.c (fold_convert_loc): Likewise.
970 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
971 * tree-pretty-print.c (dump_generic_node): Likewise.
972 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
973 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
974 * tree-inline.c (estimate_operator_cost): Likewise.
975 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
976 to different address spaces are not useless.
978 2009-10-26 Jakub Jelinek <jakub@redhat.com>
981 * cfgcleanup.c (trivially_empty_bb_p): New function.
982 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
985 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
986 add_name_and_src_coords_attributes, gen_namespace_die,
987 dwarf2out_set_name): Handle dwarf2_name returning NULL.
989 2009-10-26 Nick Clifton <nickc@redhat.com>
991 * config.gcc: Add support for RX target.
992 * config/rx: New directory.
993 * config/rx/constraints.md: New file.
994 * config/rx/predicates.md: New file.
995 * config/rx/rx.c: New file.
996 * config/rx/rx.h: New file.
997 * config/rx/rx.md: New file.
998 * config/rx/rx.opt: New file.
999 * config/rx/rx-protos.h: New file.
1000 * config/rx/t-rx: New file.
1001 * doc/extend.texi: Document RX function attributes.
1002 * doc/invoke.texi: Document RX specific command line options.
1003 * doc/contrib.texi: Document RX contribution.
1004 * doc/md.texi: Document RX constraints.
1005 * doc/install.texi: Document RX support.
1007 2009-10-26 Michael Matz <matz@suse.de>
1009 PR tree-optimization/41783
1010 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1011 case for simple diamonds.
1012 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1013 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1014 argument, use alias oracle to skip some vdefs.
1015 (phi_translate_1): Change call to above, don't allocate new
1016 value ids if they can stay the same.
1017 (compute_avail): Allow vuse walking when looking up references.
1019 2009-10-26 Richard Guenther <rguenther@suse.de>
1021 PR tree-optimization/41826
1022 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1023 access to re-allocated vector fields.
1025 2009-10-26 Richard Guenther <rguenther@suse.de>
1027 * graphite-sese-to-poly.c (check_poly_representation): Fix
1028 compile without checking.
1030 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1033 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1034 * gimplify.c (tree_should_carry_location_p,
1035 tree_annotate_one_with_location,tree_annotate_all_with_location):
1036 Remove obsolete functions.
1038 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1041 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1043 2009-10-25 Richard Guenther <rguenther@suse.de>
1045 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1046 Stream DECL_RESTRICTED_P.
1047 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1049 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1051 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1052 a note when expanding to nothing.
1054 2009-10-25 Richard Guenther <rguenther@suse.de>
1057 * tree.c (find_decls_types_r): Deal with Java overloading
1058 BINFO_VIRTUALS for its own purpose.
1060 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1062 * config/mips/predicates.md (hilo_operand): New predicate.
1063 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1064 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1065 splitter part from here ...:
1066 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1067 op0 and op4 to match the DINS case.
1068 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1070 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1073 * avr.md (QIDI): Add new mode iterator.
1074 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1075 patterns for all QI thru DI modes combinations.
1076 (sbrx_and_branch<mode>): Create new and based bit test and jump
1077 patterns for QI thru SI modes.
1078 avr.c (avr_out_sbxx_branch): Use only bit number.
1080 2009-10-24 Jan Hubicka <jh@suse.cz>
1082 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1084 (analyze_function): When analyzing noreturn nothrow call, do not
1085 compute written stats; free bitmaps of vars early if possible.
1086 (generate_summary): Only update bitmaps if computed.
1087 (propagate): Only dump bitmaps if computed.
1088 (ipa_reference_read_summary): Fix pasto.
1090 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1092 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1093 (aliasing_component_refs_p): ...this. Return true if there is no
1094 common base and the base access types have the same alias set.
1095 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1096 (indirect_refs_may_alias_p): Likewise.
1098 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1101 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1102 a C_MAYBE_CONST_EXPR.
1104 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1107 * config/rs6000/rs6000.c (struct machine_function): Add
1108 vsx_or_altivec_used_p to record if vector types are used.
1109 (rs6000_expand_to_rtl_hook): Rename from
1110 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1111 any vector operations, so if there are, we can set VRSAVE to
1112 non-zero when only floating point vector registers are used.
1113 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1114 (rs6000_check_vector_mode): Inner function to check if vector
1115 types are used in the code.
1116 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1117 vector instructions are used.
1119 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1120 Indicate that VSX registers which overlap floating point
1121 registers, can't be used across a call, since the ABI only states
1122 the scalar part of the register will be saved and restored.
1124 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1127 * alias.c (get_alias_set): Call langhook before returning 0 for
1128 types with structural equality.
1129 * c-common.c (c_common_get_alias_set): Use alias set of element
1130 type for arrays with structural comparison.
1132 2009-10-23 Richard Guenther <rguenther@suse.de>
1135 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1136 gimple_call_nothrow_p.
1138 2009-10-23 Richard Guenther <rguenther@suse.de>
1140 PR tree-optimization/41778
1141 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1142 redundancy along a path in the CFG we want to optimize for speed
1143 is going to be removed.
1144 (execute_pre): Do partial-PRE only if the function is to be
1145 optimized for speed.
1146 (gate_pre): Do not turn off all of PRE when not optimizing a
1149 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1151 * builtins.c (fold_builtin_cabs): Use validate_arg().
1152 (fold_builtin_cexp): Fix if-logic.
1153 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1155 2009-10-22 Jeff Law <law@redhat.com>
1157 * ira-lives.c (process_single_reg_class_operands): Update the
1158 hard reg costs for all the hard registers desired by the
1159 single reg class operand.
1161 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1163 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1164 for rtxes that aren't handled specially.
1166 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1168 * rtl.h (shallow_copy_rtvec): Declare.
1169 * rtl.c (shallow_copy_rtvec): New function.
1170 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1171 rtx field if the subrtx has changed.
1173 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1175 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1176 (m32c_function_value): Make static, add new 'outgoing' argument.
1177 (m32c_libcall_value): Make static, add new 'fun' argument.
1178 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1179 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1180 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1181 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1182 (m32c_function_value, m32c_libcall_value): Delete declaration.
1184 2009-10-22 Diego Novillo <dnovillo@google.com>
1186 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1188 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1190 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1193 2009-10-22 Richard Guenther <rguenther@suse.de>
1195 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1196 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1197 (lto_symtab_merge): Do not merge cgraph nodes here.
1198 (lto_symtab_resolve_can_prevail_p): Simplify.
1199 (lto_symtab_resolve_symbols): Store cgraph node.
1200 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1201 functions from the symtab.
1202 (lto_symtab_merge_cgraph_nodes_1): New function.
1203 (lto_symtab_merge_cgraph_nodes): Likewise.
1205 2009-10-22 Richard Guenther <rguenther@suse.de>
1208 * lto-streamer-out.c (lto_output_location): Stream the
1210 * lto-streamer-in.c (lto_input_location): Likewise.
1212 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1214 * cfgloopmanip.c (duplicate_subloops): Export.
1215 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1216 (transform_to_exit_first_loop): Duplicate bbs starting from
1217 header up to loop->latch instead of exit->src.
1218 Initialize control variable to the correct number of iterations.
1219 (gather_scalar_reductions): Do not register double reductions.
1220 (parallelize_loops): Dump which loop is tested.
1221 Indicate whether the parallelized loop is inner or not.
1222 Remove the innermost-loop requirement.
1223 * cfgloop.h (duplicate_subloops): Export.
1224 * tree-cfg.c (add_phi_args_after_redirect): New function.
1225 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1226 Call duplicate_subloops.
1227 Update number of iterations at the exit condition.
1228 Don't redirect nexits always to the loop exit.
1229 Redirect copied edges from latch to the loop exit.
1231 2009-10-22 Jan Hubicka <jh@suse.cz>
1233 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1235 * ipa-inline.c (cgraph_mark_inline_edge,
1236 cgraph_decide_inlining_of_small_function,
1237 cgraph_decide_inlining, inline_read_summary): Disable indirect
1238 inlining for WPA for time being.
1240 PR tree-optimize/40556
1241 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1243 2009-10-22 Richard Guenther <rguenther@suse.de>
1245 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1246 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1248 2009-10-22 Jan Hubicka <jh@suse.cz>
1251 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1253 (check_call): Handle only indirect calls.
1254 (propagate_bits): Update comment.
1255 (write_node_summary_p): Turn bogus check to assert.
1256 (ipa_reference_write_summary): Stream calls_read_all properly.
1257 (ipa_reference_read_summary): Stream in calls_read_all properly.
1258 (read_write_all_from_decl): New function.
1259 (propagate): Handle OVERWRITABLE nodes and external calls here.
1260 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1262 (analyze_function): Do not check visibility here.
1263 (add_new_function): We summary OVERWRITABLE too.
1264 (generate_summary): Stream OVERWRITABLE nodes too.
1265 (propagate): Handle external calls and OVERWRITABLE nodes here.
1266 (local_pure_const): Check visibility here.
1268 2009-10-22 Jan Hubicka <jh@suse.cz>
1270 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1271 (pass_ipa_cp): Register them.
1272 (ipcp_init_stage): Analyze all functions for whopr/lto.
1273 (ipcp_propagate_stage): Skip external calls.
1274 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1275 * ipa-reference.c (write_node_summary_p): Fix thinko about
1277 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1278 when in ltrans, skip executing of ipa passes since everything
1279 should've been done.
1280 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1281 (inline_generate_summary): Likewise.
1282 (inline_read_summary): New function.
1283 (inline_write_summary): New function.
1284 (pass_ipa_inline): Register new hooks.
1285 * ipa-prop.c: Inlcude lto-streamer.h
1286 (ipa_edge_args_vector): Update declaration.
1287 (ipa_count_arguments, ipa_compute_jump_functions,
1288 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1289 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1290 ipa_read_node_info): New static functions.
1291 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1292 (duplicate_array): Use xmalloc.
1293 (duplicate_ggc_array): New.
1294 (ipa_edge_duplication_hook): Use it.
1295 (ipa_update_after_lto_read): New function.
1296 * ipa-prop.h (ipa_prop_write_jump_functions,
1297 ipa_prop_read_jump_functions): Declare.
1298 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1299 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1300 (ipa_edge_args_vector): Move into GGC.
1301 (ipa_check_create_edge_args): Update.
1302 (ipa_update_after_lto_read): New.
1303 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1305 (ipa_read_summaries): When in ltrans, so not read summaries.
1306 * lto-streamer.c (lto_get_section_name): Add
1307 LTO_section_jump_functions.
1308 * lto-streamer.h (LTO_section_jump_functions): New section.
1309 (produce_asm): Declare.
1310 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1311 * lto-streamer-out.c (produce_asm): Export.
1312 * lto-streamer-in.c: Include tree-pass.h
1313 (input_function): Free dominance info when done.
1314 (lto_read_body): Push ipa_inline in ltrans stage.
1315 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1316 * Makefile.in (GTFILES): Add ipa-prop.h
1318 2009-10-22 Matthias Klose <doko@ubuntu.com>
1320 * doc/install.texi: Document --enable-browser-plugin.
1322 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1324 * doc/invoke.texi (fira-loop-pressure): Update default value.
1325 * opts.c (decode_options): Remove default value setting for
1326 flag_ira_loop_pressure.
1327 * config/ia64/ia64.c (ia64_override_options): Set
1328 flag_ira_loop_pressure up for -O3.
1329 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1331 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1333 PR tree-optimization/41497
1334 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1335 chrec_dont_know if the evolution function returned by follow_ssa_edge
1336 is constant in the analyzed loop and is not compatible with the
1337 initial value before the loop.
1338 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1340 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1342 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1344 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1347 * doc/invoke.texi: Document -print-multi-os-directory.
1349 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1352 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1353 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1354 when darwin_emit_unwind_label is used.
1356 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1358 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1361 2009-10-20 Richard Henderson <rth@redhat.com>
1363 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1364 before emit_post_landing_pad.
1366 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1368 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1369 Use when calling rtx_costs.
1370 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1371 global optimize_size. Pass speed to mips_binary_cost.
1373 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1375 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1378 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1380 * rtl.h (simplify_replace_fn_rtx): Declare.
1381 (wrap_constant, unwrap_constant): Delete.
1382 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1383 (expand_debug_expr): Don't call wrap_constant.
1384 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1385 (auto_adjust_pair): Fold into...
1386 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1387 Just return a new value.
1388 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1389 otherwise use simplify_replace_rtx.
1390 * cselib.c (wrap_constant): Reinstate old definition.
1391 (cselib_expand_value_rtx_1): Don't wrap constants.
1392 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1393 simplify_replace_rtx.
1394 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1395 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1396 Use simplify_replace_rtx.
1397 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1399 (simplify_replace_rtx): ...here. Turn into a wrapper for
1400 simplify_replace_fn_rtx.
1401 (simplify_unary_operation): Don't unwrap CONSTs.
1402 * var-tracking.c (check_wrap_constant): Delete.
1403 (vt_expand_loc_callback): Don't call it.
1404 (vt_expand_loc): Likewise.
1406 2009-10-20 Pascal Obry <obry@adacore.com>
1407 Eric Botcazou <ebotcazou@adacore.com>
1409 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1411 2009-10-20 Michael Matz <matz@suse.de>
1413 * loop-invariant.c (create_new_invariant): Use different magic number.
1415 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1418 * arm.c (arm_override_options): Forcibly disable hot/cold block
1421 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1424 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1427 2009-10-20 Richard Guenther <rguenther@suse.de>
1429 * ggc-page.c: Include cfgloop.h.
1430 (struct max_alignment): Drop long double, add void *.
1431 (extra_order_size_table): Add low non-power-of-two multiples
1432 of MAX_ALIGNMENT. Drop small type-based entries, add
1433 tree_type, cgraph_node and loop.
1434 * alloc-pool.c (struct allocation_object_def): Drop long double
1437 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1440 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1441 referenced just in DEBUG_INSNs.
1443 2009-10-20 Richard Guenther <rguenther@suse.de>
1446 * gimple.c (gimple_register_type): Make sure we register
1447 the types main variant first.
1449 2009-10-20 Richard Guenther <rguenther@suse.de>
1451 * gimple.c (gimple_types_compatible_p): Simplify. Move
1452 cheap checks before hashtable queries. Add checks for
1453 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1455 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1457 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1458 without size or with size that can't be represented as a host integer.
1460 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1462 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1463 the removal of a debug stmt as a significant change.
1465 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1467 * config/s390/s390.md: Added agen condition to operand
1468 forwarding bypasses. Added bypass for early address generation
1469 use of int results. Updated comments.
1471 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1473 * config/i386/i386.c: Remove signal.h #include.
1475 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1477 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1478 * doc/rtl.texi: Document ss_abs.
1480 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1482 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1483 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1484 instead of C_LEX_RAW_STRINGS.
1485 (lex_string): Handle CPP_UTF8STRING.
1486 * c-parser.c (c_parser_postfix_expression): Likewise.
1487 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1488 (C_LEX_STRING_NO_JOIN): ... this.
1490 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1492 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1493 cris_function_value_regno_p): New functions.
1494 (cris_promote_function_mode): Update comment.
1495 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1496 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1497 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1498 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1500 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1502 * unwind-dw2.c (execute_stack_op): Fix operand order for
1503 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1505 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1507 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1508 (lower_stmt) <GIMPLE_BIND>: Add comment.
1509 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1511 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1512 Otherwise lower it and set cannot_fallthru to true.
1513 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1514 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1515 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1516 to true for a noreturn call. Do not remove statements.
1517 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1518 Set cannot_fallthru to false on function exit.
1519 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1520 <GIMPLE_ASSIGN>: Remove.
1522 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1524 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1526 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1528 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1529 next/prev_active_insn to skip DEBUG_INSNs as well.
1531 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1533 * config/arm/arm.c (output_move_neon): Use DImode in call to
1536 2009-10-19 Matthias Klose <doko@ubuntu.com>
1539 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1541 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1543 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1545 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1548 * optabs.c (expand_binop): Make mode of shift count expression mode
1549 of shift count not target.
1552 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1554 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1555 case. Force using values to replace references within the statement.
1556 (convert_local_reference_stmt): Likewise.
1558 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1560 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1561 remove a subsequent GOTO or RETURN statement.
1563 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1565 * config/avr.md (*movqi): Add zero as equally preferable constraint
1566 as general register.
1569 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1571 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1573 2009-10-17 Richard Guenther <rguenther@suse.de>
1575 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1577 2009-10-17 Richard Guenther <rguenther@suse.de>
1579 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1580 operands in COMPONENT_REFs.
1582 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1584 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1585 if not defined. Change type of second argument to const_rtx.
1586 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1588 * targhooks.h (default_libcall_value): Update prototype.
1589 * target.h (struct gcc_target): Change type of second argument of
1590 libcall_value to const_rtx.
1591 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1593 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1594 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1596 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1599 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1600 * cgraphunit.c (cgraph_optimize): Call it.
1601 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1602 (dwarf2out_assembly_start): ... here. New hook.
1603 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1604 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1606 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1607 * sdbout.c (sdb_debug_hooks): Likewise.
1608 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1609 (vmsdbgout_assembly_start): New hook.
1611 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1613 * rtl.h (RTL_LOCATION): Fix typo.
1615 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1617 * print-rtl.c (print_rtx): Print locators in asm_operands
1620 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1623 * sched-deps.c (depl_on_debug_p): New.
1624 (attach_dep_link): Reject debug deps before nondebug deps.
1625 (add_to_deps_list): Insert debug deps after nondebug deps.
1626 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1628 (sd_add_dep): Do not reject debug deps.
1629 (add_insn_mem_dependence): Don't count debug deps.
1630 (remove_from_deps): Likewise.
1631 (sched_analyze_2): Set up mem deps on debug insns.
1632 (sched_analyze_insn): Record reg uses for deps on debug insns.
1633 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1634 try_ready nondebug insn after debug insn.
1635 * ddg.c (create_ddg_dep_from_intra_loop_link,
1636 create_ddg_dep_no_link): Don't reject debug deps.
1638 2009-10-16 Richard Guenther <rguenther@suse.de>
1640 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1641 (maybe_merge_incomplete_and_complete_type): Likewise.
1642 (lto_symtab_merge): Do not call them. Do not warn for
1643 complete vs. incomplete compatible types.
1644 (lto_symtab_merge_decls_2): Simplify.
1645 * gimple.c (gimple_force_type_merge): Remove.
1646 (gimple_types_compatible_p): Make it static.
1647 * gimple.h (gimple_force_type_merge): Remove.
1648 (gimple_types_compatible_p): Likewise.
1650 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1652 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1653 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1655 2009-10-16 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/41728
1658 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1659 if fold_stmt did anything.
1661 2009-10-16 Richard Guenther <rguenther@suse.de>
1664 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1665 (maybe_fixup_handled_component): New function.
1666 (input_gimple_stmt): Fixup mismatched decl replacements.
1668 2009-10-16 Richard Guenther <rguenther@suse.de>
1671 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1672 the same as VAR_DECL.
1674 2009-10-16 Richard Guenther <rguenther@suse.de>
1676 * gimple.c (iterative_hash_gimple_type): For integer types
1677 also hash their minimum and maximum values and the string flag.
1678 For array types hash their domain and the string flag.
1680 2009-10-16 Richard Guenther <rguenther@suse.de>
1682 * gimple.c (gimple_types_compatible_p): Restrict completing
1683 types to record or unions. Simplify completion.
1684 Do not merge records or unions with different
1685 TYPE_STRUCTURAL_EQUALITY_P tag.
1686 (iterative_hash_gimple_type): Restrict non-recursing into
1687 pointer targets for records and unions.
1689 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1692 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1693 * dwarf2out.c (mem_loc_descriptor): Don't handle
1694 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1695 punt if it is not lowpart subreg or if inner mode isn't
1698 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1700 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1701 investigating previous or next insns.
1703 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1705 * tree-sra.c (build_ref_for_offset_1): Update comment.
1707 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1709 * config/s390/s390.md (atype): Added missing values.
1711 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1714 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1715 (casesi64p): Update pattern to reflect above.
1717 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1719 PR rtl-optimization/41697
1720 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1722 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1725 * config/rs6000/predicates.md: Update copyright year.
1726 * config/rs6000/altivec.md: Ditto.
1728 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1729 (MD_INCLUDES): Add a2.md.
1731 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1732 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1733 (builtin_classify): New static vector to classify various builtins
1734 to get the tree attributes correct.
1735 (def_builtin): Set the attributes of builtins based on what the
1736 builtin does (i.e. memory operation, floating point, saturation
1737 need special attributes, others are pure functions).
1739 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1741 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1742 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1743 RS6000_BUILTIN_COUNT.
1744 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1745 MAX_RS6000_BUILTINS.
1747 * config/rs6000/rs6000-builtin.def: New file that combines the
1748 builtin enumeration name and attributes.
1750 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1752 * config/i386/linux.h (ASM_SPEC): Add --32.
1754 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1756 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1757 and DW_TAG_template_alias.
1758 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1759 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1760 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1761 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1762 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1763 and DW_AT_GNU_odr_signature.
1764 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1765 DW_FORM_flag_present and DW_FORM_ref_sig8.
1766 (output_signature): Only print name on the first byte.
1767 (output_die): Likewise for dw_val_class_data8.
1769 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1771 * doc/invoke.texi: Clarify that most optimizations are not enabled
1774 2009-10-15 Richard Guenther <rguenther@suse.de>
1777 * gimple.c (compare_type_names_p): Handle anonymous names
1778 differently based on new mode argument.
1779 (gimple_types_compatible_p): For structs also compare the tags.
1780 (iterative_hash_type_name): Rename to ...
1781 (iterative_hash_name): ... this. Hash all names.
1782 (iterative_hash_gimple_type): Fix hashing the struct tag of
1783 pointer targets. Hash field decl names.
1785 2009-10-15 Richard Guenther <rguenther@suse.de>
1788 * gimple.c (gimple_get_alias_set): Avoid recursing on
1789 invalid type topology.
1791 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1793 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1795 2009-10-15 Richard Guenther <rguenther@suse.de>
1797 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1799 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1801 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1802 add --with-tune{,-32,-64} configured default for -mtune if explicit
1805 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1807 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1809 2009-10-14 DJ Delorie <dj@redhat.com>
1811 * config/h8300/h8300.c (F): New.
1813 (h8300_emit_stack_adjustment): Call them.
1815 (h8300_push_pop): Likewise.
1816 (h8300_expand_prologue): Likewise.
1817 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1818 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1819 (INCOMING_RETURN_ADDR_RTX): Define.
1820 (INCOMING_FRAME_SP_OFFSET): Define.
1821 (DWARF_CIE_DATA_ALIGNMENT): Define.
1823 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1825 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1826 fields in builtin structs.
1827 (finalize_record_size): Likewise.
1829 2009-10-14 Richard Guenther <rguenther@suse.de>
1831 * gimple.c (gtc_ob): New global.
1832 (struct type_pair_d): Replace pointers with type UIDs.
1833 (type_pair_hash): Adjust.
1834 (type_pair_eq): Likewise.
1835 (lookup_type_pair): Likewise. Allocate from an obstack.
1836 (gimple_force_type_merge): Adjust.
1837 (gimple_types_compatible_p): Likewise.
1838 (free_gimple_type_tables): Free the obstack.
1840 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1842 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1843 stmts setting DEBUG_EXPR_DECLs.
1845 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1846 Don't crash if mode1 is VOIDmode.
1848 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1850 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1851 * params.h (IRA_LOOP_RESERVED_REGS): New.
1852 * tree-pass.h (pass_subregs_of_mode_init,
1853 pass_subregs_of_mode_finish): Remove.
1854 * passes.c (pass_subregs_of_mode_init,
1855 pass_subregs_of_mode_finish): Remove.
1856 (pass_reginfo_init): Move before loop optimizations.
1857 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1858 * common.opt (fira-loop-pressure): New.
1859 * toplev.h (flag_ira_loop_pressure): New.
1860 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1861 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1862 Make external and void type functions.
1863 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1864 pass_subregs_of_mode_finish): Remove.
1865 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1866 * regmove.c: Include ira.h.
1867 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1868 register pressure calculation in loops.
1869 * loop-invariant.c: Include REGS_H and ira.h.
1870 (struct loop_data): New members max_reg_pressure, regs_ref, and
1872 (struct invariant): New member orig_regno.
1873 (curr_loop): New variable.
1874 (find_exits): Initialize regs_ref and regs_live.
1875 (create_new_invariant): Initialize orig_regno.
1876 (get_cover_class_and_nregs): New.
1877 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1878 array. Add code for flag_ira_loop_pressure.
1879 (gain_for_invariant): Make new_regs an array. Add code for
1880 flag_ira_loop_pressure.
1881 (best_gain_for_invariant): Ditto.
1882 (set_move_mark): New parameter gain. Use it for debugging output.
1883 (find_invariants_to_move): Make regs_needed and new_regs an array.
1884 Add code for flag_ira_loop_pressure.
1885 (move_invariant_reg): Set up orig_regno.
1886 (move_invariants): Set up reg classes for pseudos for
1887 flag_ira_loop_pressure.
1888 (free_loop_data): Clear regs_ref and regs_live.
1889 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1890 get_regno_cover_class, change_pressure, mark_regno_live,
1891 mark_regno_death, mark_reg_store, mark_reg_clobber,
1892 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1893 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1894 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1895 register pressure calculation in loops if new regs were added.
1896 Call finish_subregs_of_mode.
1897 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1898 * Makefile.in (loop-invariant.o): Add ira.h.
1900 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
1902 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
1904 2009-10-14 Richard Guenther <rguenther@suse.de>
1906 * lto-symtab.c (lto_symtab_compatible): Fold in ...
1907 (lto_symtab_merge): ... here. Rewrite both to take the
1908 prevailing and a to-be-merged entry and to queue diagnostics properly.
1909 (lto_symtab_resolve_replaceable_p): New predicate for
1911 (lto_symtab_resolve_can_prevail_p): Likewise.
1912 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
1913 handles merging commons by choosing the largest decl. Fold
1914 in code that gives ODR errors.
1915 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
1917 (lto_symtab_merge_decls_1): Re-structure. Deal with the
1918 case of no prevailing decl here. Diagnose mismatches
1919 in object types here. Drop all but the prevailing decls.
1920 (lto_symtab_prevailing_decl): Return the single prevailing decl.
1921 * lto-streamer-in.c (lto_input_tree_ref): Deal with
1922 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
1924 2009-10-14 Richard Guenther <rguenther@suse.de>
1927 * lto-streamer-in.c (input_bb): Replace debug stmts with
1928 nops instead of dropping them.
1930 2009-10-14 Nick Clifton <nickc@redhat.com>
1932 * gcc/doc/extended.texi: Replace the dash character with @minus{}
1933 in situations where it is being used as a minus symbol.
1934 * gcc/doc/tm.texi: Likewise.
1935 * gcc/doc/md.texi: Likewise.
1937 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1939 PR preprocessor/41543
1940 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
1941 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
1942 * tree.c: Include intl.h.
1943 (expand_location): Handle BUILTINS_LOCATION.
1944 * Makefile.in (tree.o): Depend on intl.h.
1947 * dwarf2out.c (dwarf2out_var_location): Always clear
1948 last_postcall_label when changing last_label.
1950 2009-10-14 Pascal Obry <obry@adacore.com>
1952 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
1953 (process_command): Handle -E as done with -c and -S. Do not add
1954 the target executable suffix to the output file when -E is used.
1955 (main): Adjust error message accordingly.
1957 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
1963 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
1965 (tree_code_size): Likewise.
1967 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1969 * builtins.c (fold_builtin_1): Support complex "arc" functions.
1970 * real.h (HAVE_mpc_arc): Define.
1972 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
1974 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
1975 (struct builtin_description): Add fndecl field.
1976 (bdesc): Remove const qualifier. Update initializer.
1977 (sh_media_init_builtins): Remove const qualifier for d. Record
1978 the result of add_builtin_function to the fndecl field.
1979 (sh_builtin_decl): New.
1980 (sh_media_builtin_decl): New.
1982 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
1985 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
1986 requests between special registers.
1988 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
1990 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
1992 2009-10-13 Richard Henderson <rth@redhat.com>
1994 PR tree-optimization/41377
1995 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
1996 (cleanup_empty_eh_merge_phis): New change_region parameter;
1997 pass it on to redirect_eh_edge_1. Update callers.
1998 (cleanup_empty_eh_unsplit): Don't require an existing EH label
1999 at the destination block.
2001 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2003 * passes.c (register_pass): Replaced gcc_unreachable by
2004 fatal_error on failure. Mentions plugins in comments & messages.
2006 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2009 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2010 * sched-vis.c (print_value): Use it.
2011 * cselib.c (cselib_hash_rtx): Likewise.
2012 * print-rtl.c (print_rtx): Likewise.
2013 * cfgexpand.c (expand_debug_rtx): Likewise.
2014 * var-tracking.c (vt_expand_loc_callback): Likewise.
2016 2009-10-13 Richard Guenther <rguenther@suse.de>
2019 * opts.c (handle_option): Split out code to handle setting
2020 the options flag var ...
2021 (set_option): ... here.
2022 * opts.h (set_option): Declare.
2023 * lto-opts.c (register_user_option_p): Include -fexceptions
2024 and all position independent code variants.
2025 (handle_common_option): Remove.
2026 (lto_reissue_options): Use set_option.
2028 2009-10-13 Martin Jambor <mjambor@suse.cz>
2030 PR tree-optimization/41661
2031 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2032 that are tcc_comparisons or do not change the type in any
2034 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2035 folding tcc_comparison operations.
2037 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2039 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2042 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2048 * tree.def (DEBUG_EXPR_DECL): New.
2049 * rtl.def (DEBUG_EXPR): New.
2050 * gengtype.c (adjust_field_rtx_def): Handle it.
2051 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2052 (insert_debug_temp_for_var_def): ... this. Drop support for
2053 moving. Take iterator for def stmt; insert debug stmt before it.
2054 Scan early for use count and kind in debug stmts.
2055 (propagate_defs_into_debug_stmts): Rename to...
2056 (insert_debug_temps_for_defs): ... this. Likewise.
2057 * tree.h (DEBUG_TEMP_UID): New.
2058 * tree.c (next_debug_decl_uid): New.
2059 (make_node_stat): Count debug decls separately.
2060 (copy_node_stat): Likewise.
2061 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2062 * var-tracking.c (dv_is_decl_p): Recognize it.
2063 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2064 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2065 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2066 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2067 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2068 (cselib_hash_rtx): Likewise.
2069 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2070 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2072 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2073 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2074 * rtl.c (copy_rtx): Likewise.
2075 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2076 * print-rtl.c (print_rtx): Likewise.
2077 * sched-vis.c (print_value): Likewise.
2078 (print_insn): Handle DEBUG_EXPR_DECL.
2079 * tree-dump.c (dequeue_and_dump): Likewise.
2080 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2081 * gimple-iterator (gsi_replace): Check for same lhs.
2082 (gsi_remove): Insert debug temps.
2083 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2084 (move_computations_stmt): Drop explicit propagation into debug stmts.
2085 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2086 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2087 * tree-ssa-sink.c (statement_sink_location): Likewise.
2088 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2089 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2090 * tree-flow.h: Likewise.
2091 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2092 debug temps without values.
2093 (eliminate_unnecessary_stmts): Don't discard just-inserted
2096 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2099 * config/cris/cris.md (andu): Check that operand 1 is one of the
2100 general registers. Fix typo in head comment.
2102 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2104 * config/i386/i386.md (vswapmov): New.
2105 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2106 (ix86_function_ms_hook_prologue): New.
2107 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2108 * configure.ac: Test for swap suffix support in as.
2109 * configure: Rebuild.
2111 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2114 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2115 paradoxical subregs to prevent partial register stalls if the inner
2116 mode is integer mode.
2118 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2120 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2122 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2125 * gcc/dwarf2out.c (template_parameter_pack_die,
2126 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2128 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2131 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2133 (maybe_register_def): Likewise. Take stmt iterator.
2134 (rewrite_update_stmt): Take stmt iterator and pass it on.
2135 (rewrite_update_enter_block): Pass stmt iterator.
2137 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2139 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2140 (spu_builtin_decl): New function.
2142 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2144 * config/i386/i386.md (SWIM): New mode iterator.
2145 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2146 using SWIM mode iterator.
2147 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2148 patterns using SWI48 mode iterator.
2149 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2150 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2151 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2152 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2153 patterns using SWI248 mode iterator.
2154 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2155 gen_x86_movdicc_0_m1_rex64 for renamed function
2157 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2158 Eric Botcazou <ebotcazou@adacore.com>
2161 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2162 * config/sparc/sol2-unwind.h: New file.
2164 2009-10-11 Olivier Hainque <hainque@adacore.com>
2165 Eric Botcazou <ebotcazou@adacore.com>
2168 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2169 * config/i386/sol2-unwind.h: New file.
2171 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2174 * config/i386/i386.md (addsi_1_zext): Get the proper second
2177 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2179 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2180 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2183 2009-10-11 Richard Guenther <rguenther@suse.de>
2185 * gimple.c (iterative_hash_type_name): Do not handle special
2188 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2190 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2191 (*setcc_si_1_and): Ditto.
2192 (*setcc_si_1_movzbl): Ditto.
2193 (*setcc_<mode>_2): Ditto.
2194 (*setcc_qi): Rename from *setcc_1.
2195 (*setcc_qi_slp): Rename from *setcc_2.
2197 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2198 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2200 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2201 "if" condition, there is already assert with reload_completed present.
2203 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2205 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2207 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2209 * doc/install.texi (Final install): Refer to
2210 http://gcc.gnu.org/bugs/ for bug reporting.
2212 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2214 * configure.ac: Add test for dci instruction.
2215 * configure: Regenerate.
2216 * config.in: Likewise.
2217 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2218 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2219 (-mmulhw): Add 476 to description.
2220 (-mdlmzb): Likewise.
2221 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2222 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2223 (processor_target_table): Add 476 and 476fp entries.
2224 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2225 (rs6000_issue_rate): Add CPU_PPC476.
2226 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2227 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2228 (processor_type): Add PROCESSOR_PPC476.
2229 (EXTRA_SPECS): Add asm_cpu_476 string.
2230 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2231 (define_attr "cpu"): Add ppc476.
2233 Update comments for 476.
2234 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2235 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2236 Update copyright year.
2237 * config/rs6000/476.md: New file.
2238 * config/rs6000/40x.md: Add description for "isel" attribute.
2239 Update copyright year.
2240 * config/rs6000/440.md: Likewise.
2241 * config/rs6000/603.md: Likewise.
2242 * config/rs6000/6xx.md: Likewise.
2243 * config/rs6000/7450.md: Likewise.
2244 * config/rs6000/7xx.md: Likewise.
2245 * config/rs6000/8540.md: Likewise.
2246 * config/rs6000/cell.md: Likewise.
2247 * config/rs6000/e300c2c3.md: Likewise.
2248 * config/rs6000/e500mc.md: Likewise.
2249 * config/rs6000/mpc.md: Likewise.
2250 * config/rs6000/power4.md: Likewise.
2251 * config/rs6000/power5.md: Likewise.
2252 * config/rs6000/power6.md: Likewise.
2253 * config/rs6000/power7.md: Likewise.
2254 * config/rs6000/rios1.md: Likewise.
2255 * config/rs6000/rios2.md: Likewise.
2256 * config/rs6000/rs64.md: Likewise.
2258 2009-10-10 Richard Guenther <rguenther@suse.de>
2260 PR tree-optimization/41654
2261 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2262 a cond expr before calling gimple_cond_set_condition_from_tree.
2263 (ifcombine_iforif): Likewise.
2265 2009-10-09 Ian Lance Taylor <iant@google.com>
2267 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2268 * configure: Rebuild.
2270 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2272 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2275 2009-10-09 Richard Guenther <rguenther@suse.de>
2278 * target-def.h (TARGET_BUILTIN_DECL): Define.
2279 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2280 * target.h (struct gcc_target): Add builtin_decl target hook.
2281 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2282 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2284 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2285 not gcc_unreachable.
2286 (lto_output_builtin_tree): Sorry if the target does not support
2287 streaming target builtins.
2288 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2289 (rs6000_builtin_decl): New function.
2290 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2291 (ix86_builtin_decl): New function.
2293 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2295 PR preprocessor/41445
2296 * c-ppoutput.c (do_line_change): New function.
2297 (cb_line_change): Use it.
2298 (scan_translation_unit): Call do_line_change if
2299 avoid_paste or PREV_WHITE and token location is on a different line
2300 than print.src_line.
2303 * dwarf2out.c (dwarf2out_init): Test whether
2304 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2307 PR rtl-optimization/41646
2308 * calls.c (expand_call): For BLKmode types returned in registers
2309 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2312 2009-10-09 Richard Guenther <rguenther@suse.de>
2314 PR tree-optimization/41634
2315 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2316 we remove the correct elements.
2317 (optimize_stmt): Make sure to update stmt operands before
2318 optimizing redundancies.
2320 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2322 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2324 2009-10-09 Richard Guenther <rguenther@suse.de>
2327 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2329 (lto_wrapper_exit): New function.
2331 (fatal_perror): Likewise.
2332 (fork_execute): Use global args_name, do not free it.
2333 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2334 * lto-streamer.h: Remove duplicate prototypes.
2336 2009-10-09 Richard Guenther <rguenther@suse.de>
2338 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2339 before calling stmt_can_throw_external.
2341 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2343 PR tree-optimization/40071
2344 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2345 pointer if the original data reference doesn't conflict with the
2346 created vector data reference. Fix long line.
2348 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/i386.md (any_div): New code iterator.
2351 (u): Handle div and udiv.
2353 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2355 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2356 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2357 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2358 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2360 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2362 * gcc.c (main): Remove trailing "." from diagnostics.
2364 2009-10-08 Cary Coutant <ccoutant@google.com>
2366 Add support for debugging with ICF (Identical Code Folding).
2367 * calls.c (debug.h): New #include.
2368 (emit_call_1): Call virtual_call_token debug hook.
2369 * common.opt (-fenable-icf-debug): New option.
2370 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2371 locations in the source).
2372 (poc_label_num): New variable.
2373 (dcall_entry, vcall_entry): New typedefs.
2374 (dcall_table, vcall_table): New variables.
2375 (struct vcall_insn): New type.
2376 (vcall_insn_table): New variable.
2377 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2378 (size_of_dcall_table): New function.
2379 (output_dcall_table): New function.
2380 (size_of_vcall_table): New function.
2381 (output_vcall_table): New function.
2382 (dwarf2out_direct_call): New function.
2383 (vcall_insn_table_hash): New function.
2384 (vcall_insn_table_eq): New function.
2385 (dwarf2out_virtual_call_token): New function.
2386 (dwarf2out_virtual_call): New function.
2387 (dwarf2out_init): Allocate new tables and sections.
2388 (prune_unused_types): Mark DIEs referenced from direct call table.
2389 (dwarf2out_finish): Output direct and virtual call tables.
2390 * final.c (final_scan_insn): Call direct_call and virtual_call
2392 * debug.h (struct gcc_debug_hooks): Add direct_call,
2393 virtual_call_token, virtual_call hooks.
2394 (debug_nothing_uid): New function.
2395 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2396 (debug_nothing_uid): New function.
2397 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2398 (xcoff_debug_hooks): Likewise.
2399 * sdbout.c (sdb_debug_hooks): Likewise.
2400 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2401 * doc/invoke.texi (-fenable-icf-debug): New option.
2403 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2406 * regmove.c (regmove_backward_pass): Replace src with dst in the
2407 debug insn, and check for dst before rather than after.
2409 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2411 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2412 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2414 2009-10-08 Jan Hubicka <jh@suse.cz>
2417 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2418 do not mark cgraph nodes as needed.
2419 (record_references_in_initializer): Add new only_vars parameter.
2420 * cgraph.h (record_references_in_initializer): New parameter.
2421 * varasm.c (assemble_variable): Update call.
2422 * varpool.c (varpool_analyze_pending_decls): Always look for
2425 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2427 * config/avr/avr.c (last_insn_address) Remove variable.
2428 (expand_prologue): Don't initialise last_insn_address variable.
2429 (final_prescan_insn): Don't output insn size.
2430 * config/avr/avr.opt (msize): Remove switch.
2431 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2434 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2436 * combine.c (label_tick_ebb_start): Fix comment.
2437 (combine_instructions): Set label_tick and label_tick_ebb_start before
2438 calling setup_incoming_promotions. Start them from 1. Increment
2439 label_tick instead of deriving it from the BB index. Rather than
2440 comparing ticks use the block from the previous iteration to decide
2441 whether to start a new EBB. Remove empty lines before function.
2443 2009-10-08 Michael Matz <matz@suse.de>
2446 * builtins.c (fold_builtin_isascii): Use fold_build2.
2447 (fold_builtin_isdigit): Ditto.
2448 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2449 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2450 remove_useless_stmts_cond, remove_useless_stmts_tf,
2451 remove_useless_stmts_tc, remove_useless_stmts_bind,
2452 remove_useless_stmts_goto, remove_useless_stmts_label,
2453 remove_useless_stmts_1, remove_useless_stmts,
2454 pass_remove_useless_stmts): Remove.
2455 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2456 * passes.c (init_optimization_passes): Don't add
2457 pass_remove_useless_stmts.
2458 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2459 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2461 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2462 for static constants.
2463 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2464 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2466 2009-10-08 Richard Guenther <rguenther@suse.de>
2468 * gimple.c (free_gimple_type_tables): New function.
2469 * gimple.h (free_gimple_type_tables): Declare.
2471 2009-10-07 Mark Heffernan <meheff@google.com>
2473 * ipa-prop.c (ipa_print_node_params) Only print
2474 names of named arguments.
2476 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2478 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2479 being statically linked.
2481 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2483 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2485 2009-10-08 Jan Hubicka <jh@suse.cz>
2488 * ipa.c (cgraph_externally_visible_p,
2489 function_and_variable_visibility,
2490 whole_program_function_and_variable_visibility): Skip non-finalized
2493 2009-10-08 Nick Clifton <nickc@redhat.com>
2495 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2498 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2501 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2503 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2506 * c-common.c (c_fully_fold_internal): Strip nops from the result
2507 of recursive calls to c_fully_fold_internal.
2508 (c_wrap_maybe_const): New.
2509 (c_save_expr): Use c_wrap_maybe_const.
2510 * c-common.h (c_wrap_maybe_const): Declare.
2511 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2512 build_binary_op): Use c_wrap_maybe_const.
2514 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2516 * real.c: Fix comment to reflect actual exponent size.
2518 2009-10-08 Ben Elliston <bje@au.ibm.com>
2520 * config/rs6000/a2.md: Add FSF comment header.
2522 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2524 * config/i386/i386.md (any_extend): New code iterator.
2525 (u, s): New code attributes.
2527 (DWIH): Rewrite as code iterator for SI and DI modes.
2528 (DWI): Rewrite as mode attribute.
2529 (dwi): New mode attribute.
2530 (di): Depend on SI mode and DI mode.
2531 (doubleint_general_operand): Remove mode attribute.
2533 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2536 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2537 (*sub<mode>3_doubleword): Ditto.
2539 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2540 using SWIM248 mode iterator.
2541 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2542 using SWI48 mode iterator.
2543 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2544 patterns using DWIH mode iterator and any_extend code iterator.
2545 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2546 using any_extend code iterator.
2547 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2548 patterns using DWIH mode iterator and any_extend code iterator.
2549 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2550 using any_extend code iterator.
2551 (<s>mul<mode>3_highpart): Macroize expander from
2552 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2553 and any_extend code iterator.
2554 (*<s>muldi3_highpart_1): Macroize insn from
2555 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2556 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2557 patterns using any_extend code iterator.
2558 (*<s>mulsi3_highpart_zext): Macroize insn from
2559 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2561 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2563 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2564 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2565 refering to a DIE with DW_AT_const_value.
2567 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2570 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2572 2009-10-06 Jan Hubicka <jh@suse.cz>
2574 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2577 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2579 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2580 *lea_2_rex64): Move before *add<mode>_1 pattern.
2582 2009-10-07 Jan Hubicka <jh@suse.cz>
2584 * collect2.c (main): Add -fno-whole-program.
2585 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2587 2009-10-07 Jan Hubicka <jh@suse.cz>
2589 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2590 has no address taken.
2591 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2593 (cgraph_clone_node): Clear externally_visible flag for clones.
2594 * cgraph.h (cgraph_only_called_directly_p,
2595 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2596 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2597 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2598 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2599 ipcp_insert_stage): Likwise.
2600 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2601 externally_visible flag.
2602 (verify_cgraph_node): Verify that inline clones look right.
2603 (process_function_and_variable_attributes): Do not set
2604 externally_visible flags.
2605 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2607 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2609 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2610 clear externally_visible when turning into inline clones
2611 (cgraph_mark_inline_edge): Use new predicates.
2612 (cgraph_estimate_growth): Likewise.
2613 (cgraph_decide_inlining): Likewise.
2614 * ipa.c (cgraph_postorder): Likewise.
2615 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2616 that inline clones are not needed.
2617 (cgraph_externally_visible_p): New predicate.
2618 (function_and_variable_visibility): Add whole_program parameter;
2619 always set externally_visible flag; handle COMDAT function
2621 (local_function_and_variable_visibility): New function.
2622 (gate_whole_program_function_and_variable_visibility): New function.
2623 (whole_program_function_and_variable_visibility): New function.
2624 (pass_ipa_whole_program_visibility): New function.
2625 * passes.c (init_optimization_passes): Add whole program visibility
2627 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2628 not care about needed/reachable flags.
2629 * varpool.c: Include flags.h
2630 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2631 (varpool_finalize_decl): When we are in LTO read-back, all variables
2633 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2635 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2637 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2640 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2642 * config.gcc: Don't include the makefile fragments intended for
2644 * config/s390/fixdfdi.h: File removed.
2645 * config/s390/libgcc-glibc.ver: File removed.
2646 * config/s390/s390.h: Remove the fixdfdi.h hack.
2647 * config/s390/t-crtstuff: File moved to libgcc dir.
2648 * config/s390/t-linux: Likewise.
2649 * config/s390/t-tpf: libgcc specific parts removed.
2650 * config/s390/t-linux64: Likewise.
2652 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2654 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2655 (lto-compress.o): Likewise.
2657 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2660 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2661 dllexport to class members here.
2662 (i386_pe_determine_dllimport_p): Only check static class data for
2664 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2665 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2666 functions for vague linkage.
2667 (i386_pe_type_dllexport_p): Fix formatting.
2668 (maybe_add_dllexport) New function.
2669 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2672 2009-10-07 Ben Elliston <bje@au.ibm.com>
2674 * config/rs6000/a2.md: Remove duplicated lines.
2676 2009-10-07 Ben Elliston <bje@au.ibm.com>
2678 * config.gcc (powerpc*-*-*): Handle a2.
2679 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2680 * config/rs6000/a2.md: New file.
2681 * config/rs6000/rs6000.opt (mno-update): New.
2682 (mupdate): Return to using a mask, not a var.
2683 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2684 (enum processor_type): Add PROCESSOR_PPCA2.
2685 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2686 (rs6000_override_options): Add "a2" to processor_target_table.
2687 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2688 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2690 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2692 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2693 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2694 reference to nonexistent gen_truncxfxf2 function.
2696 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2698 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2699 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2700 (general_operand): Handle TI mode.
2701 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2702 using SDWIM mode iterator.
2703 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2704 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2705 using DWI mode iterator.
2706 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2707 patterns using SWI mode iterator.
2708 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2709 using SWI48 mode iterator.
2710 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2711 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2712 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2713 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2714 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2715 using SDWIM mode iterator.
2716 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2717 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2718 using DWI mode iterator.
2719 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2720 patterns using SWI mode iterator.
2721 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2722 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2723 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2724 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2725 patterns using plusminus code iterator.
2726 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2727 sub<mode>3 patterns using plusminus code iterator.
2728 * config/i386/i386.c (override_options): Update the call to
2729 gen_subdi_carry_rex64 for renamed function.
2730 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2731 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2732 calls to instruction expanders.
2734 2009-10-06 Martin Jambor <mjambor@suse.cz>
2737 * opts.c (decode_options): Run IPA-SRA at -O2.
2739 2009-10-06 Richard Guenther <rguenther@suse.de>
2741 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2743 2009-10-06 Tobias Burnus <burnus@net-b.de>
2746 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2747 -flto and -fwhole-program flags can be combined.
2749 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2752 * gcc.c (process_command): Check that -o argument was specified.
2754 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2756 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2758 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2760 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2761 * doc/invoke.texi (Warning Options): Annotate allowed languages
2762 for -Wunsuffixed-float-constants.
2764 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2766 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2767 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2768 same name and isn't the main variant.
2771 * dwarf2out.c (loc_by_reference): Removed.
2772 (dw_loc_list_1): New function.
2773 (dw_loc_list): Remove toplev argument, add want_address argument.
2774 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2775 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2776 want_address == 2 to dw_loc_list. For successful dw_loc_list
2777 set have_address to 1 only if want_address is not 0.
2779 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2781 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2782 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2783 a code block followed by two pointers.
2784 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2785 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2786 (MIPS_MOVE): Likewise.
2787 (MIPS_LUI): Likewise.
2788 (MIPS_JR): Likewise.
2789 (MIPS_BAL): Likewise.
2790 (MIPS_NOP): Likewise.
2791 (mips_asm_trampoline_template): Delete.
2792 (mips_trampoline_code_size): New function.
2793 (mips_trampoline_init): Add shorter sequences for all cases
2794 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2795 Calculate the opcodes directly, rather than copying from a template.
2796 Only flush the code part of the trampoline.
2797 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2799 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2801 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2802 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2803 (INCOMING_RETURN_ADDR_RTX): Likewise.
2804 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2806 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2807 with RETURN_ADDR_REGNUM.
2808 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2809 * config/mips/mips.c (mips16_build_call_stub): Replace
2810 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2811 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2812 (mips_print_operand_punctuation): Likewise.
2813 (mips_frame_set): Likewise.
2814 (mips16e_output_save_restore): Likewise.
2815 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2816 (mips_save_reg_p): Likewise.
2817 (mips_return_addr): Likewise.
2818 (mips_set_return_address): Likewise.
2819 (mips_direct_save_slot_move_p): Likewise.
2820 (mips_output_function_prologue): Likewise.
2821 (mips_restore_reg): Likewise.
2822 (mips_expand_epilogue): Likewise.
2823 (mips_epilogue_uses): Likewise.
2824 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2825 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2826 (clear_hazard_<mode>): Likewise.
2827 (call_internal): Likewise.
2828 (call_internal_direct): Likewise.
2829 (call_direct_split): Likewise.
2830 (call_value_internal): Likewise.
2831 (call_value_split): Likewise.
2832 (call_value_internal_direct): Likewise.
2833 (call_value_direct_split): Likewise.
2834 (call_value_multiple_internal): Likewise.
2835 (call_value_multiple_split): Likewise.
2837 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2838 Jakub Jelinek <jakub@redhat.com>
2840 PR rtl-optimization/41511
2841 * combine.c (record_value_for_reg): Pass explicit values as argument
2842 to get_last_value_validate.
2843 (get_last_value_validate): Document INSN parameter.
2844 For non-readonly MEMs, assume they might have been modified if INSN
2845 was in another basic block.
2846 (get_last_value): Minor reformatting.
2848 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2851 * final.c (asm_str_count): Split out from asm_insn_count.
2852 * rtl.h (asm_str_count): New prototype.
2853 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2856 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2858 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2860 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2861 Rafael Espindola <espindola@google.com>
2863 * gengtype.c (write_types): Moved call to write_func_for_structure
2864 into seperate loops.
2866 2009-10-05 Richard Guenther <rguenther@suse.de>
2869 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2870 (input_cgraph_1): Input toplevel asms.
2872 2009-10-05 Richard Guenther <rguenther@suse.de>
2875 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2876 (external_aggregate_decl_p): Likewise.
2877 (lto_symtab_compatible): Re-structure. Remove dead code.
2878 For variables ignore toplevel qualifiers when comparing types.
2879 Issue warnings, not errors for mismatched user-alignment.
2881 2009-10-05 Richard Guenther <rguenther@suse.de>
2885 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2886 (struct lto_symtab_identifier_def): Likewise.
2887 (struct lto_symtab_decl_def): Likewise.
2888 (struct lto_symtab_entry_def): New.
2889 (lto_symtab_identifier_t): Rename to ...
2890 (lto_symtab_entry_t): ... this.
2891 (lto_symtab_decls): Remove.
2892 (lto_symtab_base_hash): Rename to ...
2893 (lto_symtab_entry_hash): ... this.
2894 (lto_symtab_base_eq): Rename to ...
2895 (lto_symtab_entry_eq): ... this.
2896 (lto_symtab_base_marked_p): Rename to ...
2897 (lto_symtab_entry_marked_p): ... this.
2898 (lto_symtab_identifier_marked_p): Remove.
2899 (lto_symtab_decl_marked_p): Likewise.
2900 (lto_symtab_maybe_init_hash_tables): Rename to ...
2901 (lto_symtab_maybe_init_hash_table): ... this.
2902 (lto_symtab_set_resolution_and_file_data): Remove.
2903 (lto_symtab_register_decl): New function.
2904 (lto_symtab_get_identifier): Remove.
2905 (lto_symtab_get): New function.
2906 (lto_symtab_get_resolution): Adjust.
2907 (lto_symtab_get_identifier_decl): Remove.
2908 (lto_symtab_set_identifier_decl): Likewise.
2909 (lto_symtab_merge_decl): Rename to ...
2910 (lto_symtab_merge): ... this. Rewrite.
2911 (lto_symtab_merge_var): Remove.
2912 (lto_symtab_merge_fn): Likewise.
2913 (lto_symtab_prevailing_decl): Adjust.
2914 (lto_cgraph_replace_node): New function.
2915 (lto_symtab_merge_decls_2): Likewise.
2916 (lto_symtab_merge_decls_1): Likewise.
2917 (lto_symtab_fixup_var_decls): Likewise.
2918 (lto_symtab_resolve_symbols): Likewise.
2919 (lto_symtab_merge_decls): Likewise.
2920 (lto_symtab_prevailing_decl): Adjust.
2921 (lto_symtab_get_symtab_def): Remove.
2922 (lto_symtab_get_file_data): Likewise.
2923 (lto_symtab_clear_resolution): Adjust.
2924 (lto_symtab_clear_resolution): Likewise.
2925 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
2926 (input_cgraph_1): Likewise.
2927 * lto-streamer-in.c (get_resolution): Do not provide fake
2928 symbol resolutions here.
2929 (deferred_global_decls): Remove.
2930 (lto_register_deferred_decls_in_symtab): Likewise.
2931 (lto_register_var_decl_in_symtab): Change signature, register
2932 variable via lto_symtab_register_decl.
2933 (lto_register_function_decl_in_symtab): Likewise.
2934 (lto_read_tree): Adjust.
2935 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
2936 (lto_symtab_merge_var): Likewise.
2937 (lto_symtab_merge_fn): Likewise.
2938 (lto_symtab_register_decl): Declare.
2939 (lto_symtab_merge_decls): Likewise.
2941 2009-10-05 Richard Guenther <rguenther@suse.de>
2943 PR tree-optimization/23821
2944 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
2945 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
2946 simple IV increments.
2948 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2950 * config/arm/arm.c (arm_override_options): Really initialize
2951 flag_dwarf2_cfi_asm to 0.
2953 2009-10-05 Doug Kwan <dougkwan@google.com>
2955 PR rtl-optimization/41574
2956 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
2957 floating point and we are not doing unsafe math optimizations.
2959 2009-10-03 Simon Baldwin <simonb@google.com>
2960 Cary Coutant <ccoutant@google.com>
2961 Rafael Espindola <espindola@google.com>
2962 Richard Guenther <rguenther@suse.de>
2963 Jan Hubicka <jh@suse.cz>
2964 Doug Kwan <dougkwan@google.com>
2965 H.J. Lu <hongjiu.lu@intel.com>
2966 Bill Maddox <maddox@google.com>
2967 Ryan Mansfield <rmansfield@qnx.com>
2968 Diego Novillo <dnovillo@google.com>
2969 Ollie Wild <aaw@google.com>
2970 Kenneth Zadeck <zadeck@naturalbridge.com>
2972 * lto-cgraph.c: New file.
2973 * lto-compress.c: New file.
2974 * lto-compress.h: New file.
2975 * lto-opts.c: New file.
2976 * lto-section-in.c: New file.
2977 * lto-section-out.c: New file.
2978 * lto-streamer-in.c: New file.
2979 * lto-streamer-out.c: New file.
2980 * lto-streamer.c: New file.
2981 * lto-streamer.h: New file.
2982 * lto-symtab.c: New file.
2983 * lto-wpa-fixup.c: New file.
2984 * lto-wrapper.c: New file.
2986 2009-10-03 Simon Baldwin <baldwin@google.com>
2987 Ben Elliston <bje@au.ibm.com>
2988 Rafael Espindola <espindola@google.com>
2989 Nathan Froyd <froydnj@codesourcery.com>
2990 Jan Hubicka <jh@suse.cz>
2991 Doug Kwan <dougkwan@google.com>
2992 Diego Novillo <dnovillo@google.com>
2993 Kenneth Zadeck <zadeck@naturalbridge.com>
2995 * Makefile.in (enable_lto): New.
2996 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
2997 (LINKER_PLUGIN_API_H): Define.
2998 (LTO_SYMTAB_H): Define.
2999 (LTO_STREAMER_H): Define.
3000 (TREE_VECTORIZER_H): Define.
3001 (INCLUDES): Add LIBELFINC.
3002 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3003 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3004 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3005 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3006 (native): Add lto-wrapper$(exeext)
3007 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3008 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3009 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3010 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3011 (varasm.o): Add dependency on tree-iterator.h.
3012 (cgraph.o): Add dependency on cif-code.def.
3013 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3014 (ipa-pure-const.o): Likewise.
3015 (GTFILES): Add lto-symtab.c.
3016 (install-lto-wrapper): New.
3017 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3018 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3019 * config.in: Regenerate.
3021 2009-10-03 Rafael Espindola <espindola@google.com>
3022 Diego Novillo <dnovillo@google.com>
3024 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3025 ipa_write_summaries.
3026 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3028 (cgraph_optimize): Make extern.
3030 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3031 Kenneth Zadeck <zadeck@naturalbridge.com>
3033 * toplev.c (in_lto_p): Declare.
3034 * collect2.c (scan_prog_file): Read all the output when reading
3035 information for LTO.
3036 (enum lto_mode_d): Declare.
3038 2009-10-03 Richard Guenther <rguenther@suse.de>
3039 Diego Novillo <dnovillo@google.com>
3041 * gimple.c: Include target.h and alias.h.
3042 (gimple_types): Declare.
3043 (type_hash_cache): Declare.
3044 (gimple_alloc_stat): Make extern.
3045 (gimple_build_eh_must_not_throw): Call
3046 gimple_eh_must_not_throw_set_fndecl.
3047 (struct type_pair_d): Declare.
3048 (type_pair_t): Declare.
3049 (type_pair_hash): New.
3050 (type_pair_eq): New.
3051 (lookup_type_pair): New.
3052 (gimple_force_type_merge): New.
3053 (compare_type_names_p): New.
3054 (compare_field_offset): New.
3055 (gimple_types_compatible_p): New.
3056 (struct sccs): Declare.
3057 (next_dfs_num): Declare.
3058 (iterative_hash_gimple_type): New.
3060 (iterative_hash_type_name): New.
3061 (iterative_hash_gimple_type): New.
3062 (gimple_type_hash): New.
3063 (gimple_type_eq): New.
3064 (gimple_register_type): New.
3065 (print_gimple_types_stats): New.
3066 (gimple_signed_or_unsigned_type): New.
3067 (gimple_unsigned_type): New.
3068 (gimple_signed_type): New.
3069 (gimple_get_alias_set): New.
3070 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3071 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3072 (gimple_force_type_merge): Declare.
3073 (gimple_types_compatible_p): Declare.
3074 (gimple_register_type): Declare.
3075 (print_gimple_types_stats): Declare.
3076 (gimple_unsigned_type): Declare.
3077 (gimple_signed_type): Declare.
3078 (gimple_get_alias_set): Declare.
3079 (gimple_eh_must_not_throw_set_fndecl): New.
3081 2009-10-03 Jan Hubicka <jh@suse.cz>
3082 Kenneth Zadeck <zadeck@naturalbridge.com>
3084 * ipa-pure-const.c: Include lto-streamer.h.
3085 (register_hooks): Factor out of ...
3086 (generate_summary): ... here.
3087 (pure_const_write_summary): New.
3088 (pure_const_read_summary): New.
3089 (pass_ipa_pure_const): Add pure_const_write_summary and
3090 pure_const_read_summary.
3091 * ipa-reference.c: Include lto-streamer.h.
3092 (add_new_function): New.
3093 (remove_node_data): New.
3094 (duplicate_node_data): New.
3095 (ipa_init): Guard against multiple calls.
3096 Move hook setup from analyze_function.
3097 (write_node_summary_p): New.
3098 (ipa_reference_write_summary): New.
3099 (ipa_reference_read_summary): New.
3100 (pass_ipa_reference): Add ipa_reference_write_summary and
3101 ipa_reference_read_summary.
3102 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3103 (struct cgraph_edge): Add fields lto_stmt_uid and
3104 call_stmt_cannot_inline_p.
3105 (cgraph_optimize): Declare.
3106 (cgraph_decide_is_function_needed): Declare.
3107 (reset_inline_failed): Declare.
3108 (enum LTO_cgraph_tags): Declare.
3109 (LTO_cgraph_tag_names): Declare.
3110 (LCC_NOT_FOUND): Define.
3112 2009-10-03 Doug Kwan <dougkwan@google.com>
3113 Rafael Espindola <espindola@google.com>
3114 Jan Hubicka <jh@suse.cz>
3115 Diego Novillo <dnovillo@google.com>
3116 Kenneth Zadeck <zadeck@naturalbridge.com>
3118 * passes.c (all_regular_ipa_passes): New.
3119 (all_ipa_passes): Rename to all_small_ipa_passes.
3120 (init_optimization_passes): Init all_regular_ipa_passes.
3121 * tree-pass.h (all_regular_ipa_passes): New.
3122 (all_ipa_passes): Rename to all_small_ipa_passes.
3123 * passes.c (all_lto_gen_passes): New.
3124 (init_optimization_passes): Initialize all_lto_gen_passes.
3125 (execute_ipa_summary_passes): Make non-static.
3126 (ipa_write_summaries_1): New.
3127 (ipa_write_summaries_2): New.
3128 (ipa_write_summaries): New.
3129 (ipa_write_summaries_of_cgraph_node_set): New.
3130 (ipa_read_summaries_1): New.
3131 (ipa_read_summaries): New.
3132 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3133 (execute_regular_ipa_pass_list): Remove.
3134 (init_optimization_passes): Schedule
3135 pass_rebuild_cgraph_edges and pass_early_inline outside
3136 of pass_all_early_optimizations. Document reason.
3137 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3138 pass_ipa_lto_finish_out): New pass.
3139 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3140 (execute_all_ipa_transforms): New.
3141 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3142 (dump_properties, debug_properties): New.
3143 * tree-optimize.c (gate_all_early_local_passes): Return
3144 false if we are in lto1.
3145 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3146 * tree-pass.h (execute_all_ipa_transforms): Declare.
3147 (pass_ipa_function_and_variable_visibility): Declare.
3148 (pass_ipa_early_inline): Declare.
3149 (pass_ipa_lto_gimple_out): Declare.
3150 (pass_ipa_lto_wpa_fixup): Declare.
3151 (pass_ipa_lto_finish_out): Declare.
3152 (all_small_ipa_passes, all_regular_ipa_passes,
3153 all_lto_gen_passes): Declare.
3154 (execute_ipa_summary_passes): Declare.
3155 (execute_all_ipa_transforms): Declare.
3156 (ipa_write_summaries): Declare
3157 (ipa_write_summaries_of_cgraph_node_set): Declare.
3158 (ipa_read_summaries): Declare.
3160 2009-10-03 Doug Kwan <dougkwan@google.com>
3161 Ollie Wild <aaw@google.com>
3163 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3165 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3166 (lto_mode): New variable.
3167 (maybe_run_lto_and_relink): Handle the -fwpa option.
3168 (main): Handle the -fwpa option.
3169 (maybe_unlink_list): New function.
3170 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3171 * common.opt (flto): New flag.
3172 * toplev.c (flag_generate_lto): Declare.
3174 2009-10-03 Simon Baldwin <simonb@google.com>
3176 * common.opt (flto-compression-level): New flag.
3178 * opts.c: Include lto-opts.h.
3179 (handle_option): Call lto_register_user_option for each
3180 valid option handled.
3181 (decode_options): Clear registered options before the options
3184 2009-10-03 Cary Coutant <ccoutant@google.com>
3186 * collect2.c (is_elf): New function.
3187 (scan_prog_file): Require LTO object to be in ELF format.
3189 2009-10-03 Rafael Espindola <espindola@google.com>
3191 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3192 libgcc to the linker.
3194 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3196 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3197 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3199 * collect2.h (collect_execute): Add flags argument.
3200 * tlink.c (tlink_execute): Update call to collect_execute.
3201 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3202 (use_linker_plugin): New.
3203 (use_linker_plugin_spec_function): New.
3204 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3205 (linker_plugin_file_spec): New.
3206 (lto_wrapper_spec): New.
3207 (lto_gcc_spec): New.
3208 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3209 (static_spec_functions): Add use-linker-plugin.
3210 (process_command): Handle -use-linker-plugin.
3211 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3212 linker_plugin_file_spec and lto_gcc_spec.
3213 (use_linker_plugin_spec_function): New.
3215 2009-10-03 Richard Guenther <rguenther@suse.de>
3219 * tree.h (is_lang_specific): Include LANG_TYPE.
3220 * tree.c (find_decls_types_r): Manually add interesting parts
3221 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3223 * gimple.c (type_pair_hash): Make symmetric.
3224 (type_pair_eq): Likewise.
3225 (lookup_type_pair): Increase initial hashtable size.
3226 (gimple_force_type_merge): Rely on type-pair symmetry.
3227 (visit): Remove excessive checking code.
3228 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3229 (gimple_register_type): Remove getenv calls, shrink initial
3233 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3234 inline functions if not generating lto output.
3237 * toplev.c (finalize): In WPA mode remove the asm file.
3239 2009-10-03 Doug Kwan <dougkwan@google.com>
3241 * ipa-inline.c (cgraph_mark_inline): Check
3242 edge->call_stmt_cannot_inline_p instead of calling
3243 gimple_call_cannot_inline_p.
3244 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3245 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3246 (inline_generate_summary): Do nothing in LTRANS.
3247 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3248 exists before calling gimple_call_cannot_inline_p.
3249 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3250 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3251 Update new_edge->lto_stmt_uid.
3252 * cgraphbuild.c (reset_inline_failed): New.
3254 * common.opt (fwpa): New flag.
3255 (fltrans): New option.
3256 * gcc.c (gcc_lto_option_t): New type.
3257 (current_lto_option): New variable.
3258 (lto_single_spec_function): Remove and is replaced by ..
3259 (lto_option_spec_function): New function.
3260 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3261 passing the -flto flag.
3262 (cc1_options): Separate non-LTO related parts into ..
3263 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3264 (lto1_options): New spec for lto FE.
3265 (link_lto_options): New spec for handling LTO flags in linker.
3266 (invoke_lto_single): Re-format to fit in 80 column. Replace
3267 lto-single with lto-option.
3268 (static_specs): Add cc1_non_lto_options, lto1_options and
3270 (static_spec_function): Replace lto-single with lto-option.
3271 (process_command): Handle -flto, -fwpa and -fltran by setting
3272 current_lto_option and not passing it to subprocess unconditionally.
3274 2009-10-03 Bill Maddox <maddox@google.com>
3276 Add `gcc' driver support for link-time code generation (LTO).
3278 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3279 (lto_flag, lto_objects, lto_o_file): New variables.
3280 (struct lto_object, struct lto_object_list): New structures.
3281 (collect_exit, handler): Remove LTO temporary output file on exit.
3282 (add_lto_object): New function.
3283 (maybe_run_lto_and_relink): New function. Perform link time code
3284 generation and relinking for object files containing LTO information.
3285 (main): Invoke maybe_run_lto_and_relink().
3286 (dump_argv): New function. For debugging, currently disabled.
3287 (scan_prog_file): Add LTO information pass.
3288 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3290 * toplev.c (compile_file): Emit assembler directive to create
3291 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3293 2009-10-03 Diego Novillo <dnovillo@google.com>
3295 * c.opt: Add LTO to warn_abi and warn_psabi.
3297 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3298 inline function. Ignore language-specific nodes. Update all users.
3299 (find_decls_types_r): Do not traverse the subtrees of
3300 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3301 * tree.h (is_lang_specific): New.
3302 * langhooks.h (struct lang_hooks_for_decls): Remove
3303 may_need_assembler_name_p. Update all users.
3305 * c-common.c (set_builtin_user_assembler_name): Move ...
3306 * builtins.c (set_builtin_user_assembler_name): ... here.
3307 (is_builtin_name): Add comment
3308 (is_builtin_fn): New.
3309 * except.c (output_ttype): Only call
3310 lookup_type_for_runtime if TYPE is not a runtime type.
3312 * passes.c (register_pass): Call position_pass on
3313 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3314 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3315 (TV_IPA_LTO_DECL_IO): Define.
3316 (TV_IPA_LTO_CGRAPH_IO): Define.
3318 (TV_WHOPR_WPA): Define.
3319 (TV_WHOPR_WPA_IO): Define.
3320 (TV_WHOPR_LTRANS): Define.
3321 (TV_WHOPR_WPA_FIXUP): Define.
3322 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3323 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3324 * tree-flow.h (tree_node_can_be_shared): Declare.
3325 * tree-inline.c (tree_can_inline_p): Check that E has a
3326 statement associated with it.
3327 * tree.c (free_lang_data_in_binf): Factor out of ...
3328 (free_lang_data_in_type): ... here.
3329 Call RECORD_OR_UNION_TYPE_P.
3330 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3331 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3332 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3333 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3334 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3335 (gate_free_lang_data): Return true if flag_generate_lto is set.
3336 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3337 * c-common.h (set_builtin_user_assembler_name): Move ...
3338 * tree.h (set_builtin_user_assembler_name): ... here.
3340 * common.opt (flto-report): New flag.
3341 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3342 * collect2.c (scan_prog_file): Send the error output of
3343 'nm' to HOST_BIT_BUCKET.
3345 2009-10-03 Ollie Wild <aaw@google.com>
3347 * langhooks-def.h (lhd_begin_section): New function declaration.
3348 (lhd_write_section): New function declaration.
3349 (lhd_end_section): New function declaration.
3350 (LANG_HOOKS_BEGIN_SECTION): New macro.
3351 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3352 (LANG_HOOKS_END_SECTION): New macro.
3353 (LANG_HOOKS_LTO): New macro.
3354 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3355 * langhooks.c (output.h): Add include.
3356 (saved_section): New static variable.
3357 (lhd_begin_section): New function.
3358 (lhd_write_section_data): New function.
3359 (lhd_end_section): New function.
3360 * langhooks.h (struct lang_hooks_for_lto): New structure.
3361 (struct lang_hooks): Add member lto.
3362 * Makefile.in (langhooks.o): Add dependency on output.h.
3364 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3366 2009-10-03 Richard Guenther <rguenther@suse.de>
3368 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3371 2009-10-03 Simon Baldwin <simonb@google.com>
3372 Richard Guenther <rguenther@suse.de>
3373 Janis Johnson <janis187@us.ibm.com>
3374 Doug Kwan <dougkwan@google.com>
3375 Diego Novillo <dnovillo@google.com>
3376 Ramana Radhakrishnan <ramana.r@gmail.com>
3377 Ollie Wild <aaw@google.com>
3379 * doc/install.texi: Add documentation for libelf and --enable-lto.
3380 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3381 -flto-report, -flto-compression-level and -use-linker-plugin.
3382 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3383 Add section for LTO Testing.
3385 2009-10-02 Cary Coutant <ccoutant@google.com>
3387 Add support for comdat type sections for DWARF v4.
3388 Merge from dwarf4 branch.
3390 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3391 (dw_die_ref): Define vector type.
3392 (enum dw_val_class): Add dw_val_class_data8.
3393 (struct dw_val_struct): Add v.val_data8.
3394 (comdat_type_node_ref): New type.
3395 (struct die_struct): Move die_symbol into a union; add new field
3396 die_type_node. Change all uses.
3397 (comdat_type_node): New type.
3398 (skeleton_chain_node): New type.
3399 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3400 (comdat_type_list): New variable.
3401 (dwarf_tag_name): Add DW_TAG_type_unit.
3402 (dwarf_attr_name): Add DW_AT_signature.
3403 (add_AT_data8): New function.
3404 (replace_child): New function.
3405 (move_all_children): New function.
3406 (print_signature): New function.
3407 (print_die): Print signature information; add dw_val_class_data8.
3408 (attr_checksum): Support dw_val_class_data8.
3409 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3410 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3411 (checksum_sleb128, checksum_uleb128): New functions.
3412 (checksum_die_context): New function.
3413 (loc_checksum_ordered): New function.
3414 (attr_checksum_ordered): New function.
3415 (struct checksum_attributes): New structure.
3416 (collect_checksum_attributes): New function.
3417 (die_checksum_ordered): New function.
3418 (generate_type_signature): New function.
3419 (same_dw_val_p): Add dw_val_class_data8.
3420 (is_symbol_die): Use new is_declaration_die function.
3421 (is_declaration_die): New function.
3422 (should_move_die_to_comdat): New function.
3423 (clone_die): New function.
3424 (clone_tree): New function.
3425 (clone_as_declaration): New function.
3426 (copy_declaration_context): New function.
3427 (generate_skeleton_ancestor_tree): New function.
3428 (generate_skeleton_bottom_up): New function.
3429 (generate_skeleton): New function.
3430 (remove_child_or_replace_with_skeleton): New function.
3431 (break_out_comdat_types): New function.
3432 (struct decl_table_entry): New type.
3433 (htab_decl_hash): New function.
3434 (htab_decl_eq): New function.
3435 (htab_decl_del): New function.
3436 (copy_ancestor_tree): New function.
3437 (copy_decls_walk): New function.
3438 (copy_decls_for_unworthy_types): New function.
3439 (build_abbrev_table): Don't assert on missing die_symbol when doing
3440 comdat type sections.
3441 (size_of_die): Use DW_FORM_sig8 for external references. Add
3443 (unmark_dies): Don't assert for unmarked dies when doing comdat
3445 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3446 (output_signature): New function.
3447 (output_die): Likewise.
3448 (output_compilation_unit_header): Mark output as DWARF version 3
3449 even if generating DWARF 4.
3450 (output_comdat_type_unit): New function.
3451 (output_line_info): Mark output as DWARF version 3 even if generating
3453 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3455 (dwarf2out_end_source_file): Likewise.
3456 (prune_unused_types_walk_attribs): Don't follow references into
3457 comdat type sections.
3458 (prune_unused_types_mark): When generating type units, do not mark
3459 children of non-defining declarations of types; do mark children of
3461 (prune_unused_types): Process comdat type sections.
3462 (htab_ct_hash): New function.
3463 (htab_ct_eq): New function.
3464 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3465 Add a pointer to the line table from type unit entries so
3466 DW_AT_decl_file has meaning.
3467 * varasm.c (default_elf_asm_named_section): Use identifier name as
3468 comdat key instead of lang hook.
3470 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3472 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3474 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3476 * config/i386/i386.md (SWIM248): New mode iterator.
3477 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3478 divmodhi4 patterns using SWIM248 macro.
3479 (*divmod<mode>4): Macroize insn_and_split pattern from
3480 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3481 and their corresponding splitters usign SWIM248 macro. Split SImode
3482 insn to generate cltd and DImode insn to generate cqto instead of
3483 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3484 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3485 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3486 *divmodsi_noext patterns using SWIM248 macro.
3487 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3488 udivmodhi4 patterns using SWIM248 macro.
3489 (*udivmod<mode>4): Macroize insn_and_split pattern from
3490 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3491 corresponding splitters using SWIM248 macro.
3492 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3493 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3495 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3497 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3498 of zero-sized element is zero-sized regardless of its extent.
3500 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3503 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3504 * configure: Regenerated.
3505 * config.in: Regenerated.
3506 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3507 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3508 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3509 not emitting .eh_frame, emit .cfi_sections .debug_frame
3514 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3515 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3517 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3518 vars use DECL_RTL with resetting it back to NULL afterwards.
3519 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3520 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3521 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3522 the attribute type allows it, otherwise use DW_FORM_dataN.
3523 (mem_loc_descriptor): Handle CONST_STRING.
3524 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3525 Handle MEM with CONST_STRING address using add_AT_string.
3526 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3527 CONST_STRING for const arrays initialized with a string literal.
3528 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3529 (dwarf2out_finish): Call resolve_addr.
3531 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3532 Maxim Kuvyrkov <maxim@codesourcery.com>
3534 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3536 2009-10-02 Nick Clifton <nickc@redhat.com>
3538 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3539 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3541 2009-10-01 Jan Hubicka <jh@suse.cz>
3543 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3544 (cgraph_create_virtual_clone): Just pass redirect_callers
3546 * cgraph.h (cgraph_clone_node): Update prototype.
3547 * ipa-pure-const.c (self_recursive_p): New function.
3548 (propagate): Use it.
3549 * ipa-inline.c (cgraph_clone_inlined_nodes,
3550 cgraph_decide_recursive_inlining): Update.
3552 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3554 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3555 instructions for TARGET_OCTEON.
3557 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3559 * config/arm/arm.c (arm_override_options): Turn off
3560 flag_dwarf2_cfi_asm for AAPCS variants.
3562 2009-10-01 Martin Jambor <mjambor@suse.cz>
3565 * tree-sra.c (convert_callers): Do not call
3566 compute_inline_parameters on one caller more than once.
3568 2009-10-01 Nick Clifton <nickc@redhat.com>
3570 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3571 an empty string if not already defined.
3573 2009-10-01 Martin Jambor <mjambor@suse.cz>
3576 * tree-sra.c (is_va_list_type): New function.
3577 (find_var_candidates): Call is_va_list_type.
3578 (find_param_candidates): Check that the type or the type pointed
3579 to are not va_list types.
3581 2009-10-01 Martin Jambor <mjambor@suse.cz>
3584 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3585 DECL_ARTIFICIAL (param_decl) is true.
3587 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3589 * tree.h (tree_decl_common::lang_flag_8): New.
3590 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3592 * c-common.h (RID_CONSTEXPR): New.
3594 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3596 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3597 Use ref-all pointers.
3598 (alpha_gimplify_va_arg): Ditto.
3600 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3603 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3604 before insn counting loop now that BB_END (bb) is counted. Ensure
3605 the return value isn't zero.
3607 2009-09-30 Nick Clifton <nickc@redhat.com>
3609 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3610 with separate definitions of c_target_objs and cxx_target_objs.
3611 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3613 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3614 sh_symbian_import_export_class.
3615 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3616 * config/sh/symbian.c: Delete, moving code into...
3617 * config/sh/symbian-base.c: ... here
3618 * config/sh/symbian-c.c: ... and here
3619 * config/sh/symbian-cxx.c: ... and here.
3621 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3624 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3625 of plus RTX into register.
3627 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3629 * doc/install.texi: Linguistic and markup fixes.
3630 (Configuration) <--disable-cpp>: Remove description.
3631 <--enable-maintainer-mode>: Autotools files are affected, too.
3632 <--with-sysroot>: Improve description.
3633 (Building): Bump required GNU make version.
3635 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3637 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3638 (x86_64-*-*): Ditto.
3640 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3641 intrinisics for FMA4.
3642 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3643 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3644 Add FMA4 check and fma4intrin.h.
3645 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3647 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3648 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3649 constant for FMA4 support.
3650 (UNSPEC_FMA4_FMADDSUB): Ditto.
3651 (UNSPEC_FMA4_FMSUBADD): Ditto.
3652 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3653 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3654 (ix86_expand_fma4_multiple_memory): Ditto.
3655 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3656 (OPTION_MASK_ISA_FMA4_UNSET): New.
3657 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3658 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3659 (ix86_handle_option): Handle -mfma4.
3660 (isa_opts): Handle -mfma4.
3661 (enum pta_flags): Add PTA_FMA4.
3662 (override_options): Add FMA4 support.
3663 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3664 (IX86_BUILTIN_VFMADDSD): Ditto.
3665 (IX86_BUILTIN_VFMADDPS): Ditto.
3666 (IX86_BUILTIN_VFMADDPD): Ditto.
3667 (IX86_BUILTIN_VFMSUBSS): Ditto.
3668 (IX86_BUILTIN_VFMSUBSD): Ditto.
3669 (IX86_BUILTIN_VFMSUBPS): Ditto.
3670 (IX86_BUILTIN_VFMSUBPD): Ditto.
3671 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3672 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3673 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3674 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3675 (IX86_BUILTIN_VFNMADDSS): Ditto.
3676 (IX86_BUILTIN_VFNMADDSD): Ditto.
3677 (IX86_BUILTIN_VFNMADDPS): Ditto.
3678 (IX86_BUILTIN_VFNMADDPD): Ditto.
3679 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3680 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3681 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3682 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3683 (IX86_BUILTIN_VFMADDPS256): Ditto.
3684 (IX86_BUILTIN_VFMADDPD256): Ditto.
3685 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3686 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3687 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3688 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3689 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3690 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3691 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3692 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3693 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3694 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3695 (enum multi_arg_type): New enum for describing the various FMA4
3696 intrinsic argument types.
3697 (bdesc_multi_arg): New table for FMA4 intrinsics.
3698 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3699 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3701 (ix86_expand_builtin): Add FMA4 intrinsic support.
3702 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3703 operand instructions.
3704 (ix86_expand_fma4_multiple_memory): New function to split the
3705 second memory reference from FMA4 instructions.
3706 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3707 (ssemodesuffixf2s): Ditto.
3708 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3710 (fma4_fmsub<mode>4): Ditto.
3711 (fma4_fnmadd<mode>4): Ditto.
3712 (fma4_fnmsub<mode>4): Ditto.
3713 (fma4_vmfmadd<mode>4): Ditto.
3714 (fma4_vmfmsub<mode>4): Ditto.
3715 (fma4_vmfnmadd<mode>4): Ditto.
3716 (fma4_vmfnmsub<mode>4): Ditto.
3717 (fma4_fmadd<mode>4256): Ditto.
3718 (fma4_fmsub<mode>4256): Ditto.
3719 (fma4_fnmadd<mode>4256): Ditto.
3720 (fma4_fnmsub<mode>4256): Ditto.
3721 (fma4_fmaddsubv8sf4): Ditto.
3722 (fma4_fmaddsubv4sf4): Ditto.
3723 (fma4_fmaddsubv4df4): Ditto.
3724 (fma4_fmaddsubv2df4): Ditto.
3725 (fma4_fmsubaddv8sf4): Ditto.
3726 (fma4_fmsubaddv4sf4): Ditto.
3727 (fma4_fmsubaddv4df4): Ditto.
3728 (fma4_fmsubaddv2df4): Ditto.
3729 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3730 instructions for intrinsics.
3731 (fma4i_fmsub<mode>4): Ditto.
3732 (fma4i_fnmadd<mode>4): Ditto.
3733 (fma4i_fnmsub<mode>4): Ditto.
3734 (fma4i_vmfmadd<mode>4): Ditto.
3735 (fma4i_vmfmsub<mode>4): Ditto.
3736 (fma4i_vmfnmadd<mode>4): Ditto.
3737 (fma4i_vmfnmsub<mode>4): Ditto.
3738 (fma4i_fmadd<mode>4256): Ditto.
3739 (fma4i_fmsub<mode>4256): Ditto.
3740 (fma4i_fnmadd<mode>4256): Ditto.
3741 (fma4i_fnmsub<mode>4256): Ditto.
3742 (fma4i_fmaddsubv8sf4): Ditto.
3743 (fma4i_fmaddsubv4sf4): Ditto.
3744 (fma4i_fmaddsubv4df4): Ditto.
3745 (fma4i_fmaddsubv2df4): Ditto.
3746 (fma4i_fmsubaddv8sf4): Ditto.
3747 (fma4i_fmsubaddv4sf4): Ditto.
3748 (fma4i_fmsubaddv4df4): Ditto.
3749 (fma4i_fmsubaddv2df4): Ditto.
3751 * doc/invoke.texi (-mfma4): Add documentation.
3752 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3754 2009-09-29 Richard Henderson <rth@redhat.com>
3756 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3757 an edge to the new destination block.
3759 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3762 * pa.c (hppa_profile_hook): Use
3763 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3765 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3766 Alexander Monakov <amonakov@ispras.ru>
3769 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3770 (not_postinc_memory_operand): New.
3771 (not_postinc_move_operand): New.
3772 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3773 (*cmovsi_internal): Ditto.
3775 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3777 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3778 restrict issue_rate in first pass when scheduling for register
3781 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3782 Rafael Avila de Espindola <espindola@google.com>
3784 * gengtype.c (plugin_output): New.
3785 (get_output_file_with_visibility): Return plugin_output for plugins.
3786 (main): Parse and use the -P option.
3787 * gty.texi: Update the command line format.
3789 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3792 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3794 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3795 out if !const_ok_for_output.
3798 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3799 case VAR_LOCATION>: Remove gcc_unreachable ().
3801 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3803 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3804 (x86_64-*-*): Ditto.
3805 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3806 back to smmintrin.h.
3807 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3808 * config/i386/x86intrin.h: Remove SSE5.
3809 * config/i386/mmintrin-common.h: Delete file.
3810 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3812 2009-09-29 Richard Guenther <rguenther@suse.de>
3814 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3815 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3817 2009-09-29 Nick Clifton <nickc@redhat.com>
3819 * function.c (current_function_name): If there is no current
3820 function just return "<none>".
3822 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3824 * tree-pass.h (register_pass_info): New structure.
3825 (pass_positioning_ops): Move enum from gcc-plugin.h.
3826 (register_pass): New function.
3827 * gcc-plugin.h (plugin_pass): Delete structure.
3828 (pass_positioning_ops): Delete enum.
3829 * plugin.c (regsiter_pass): Delete function.
3830 (position_pass): Delete function.
3831 (added_pass_nodes): Delete variable.
3832 (prev_added_pass_nodes): Delete variable.
3833 (pass_list_node): Delete structure.
3834 * passes.c (make_pass_instance): New function.
3835 (next_pass_1): Change to call make_pass_instance.
3836 (pass_list_node): Move structure from gcc-plugin.h.
3837 (added_pass_nodes): Move variable from plugin.c.
3838 (prev_added_pass_nodes): Move variable from plugin.c.
3839 (position_pass): New function.
3840 (register_pass): New function.
3842 2009-09-28 Easwaran Raman <eraman@google.com>
3844 * ifcvt.c (noce_try_abs): Recognize pattern and call
3845 expand_one_cmpl_abs_nojump.
3846 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3847 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3849 2009-09-28 Ian Lance Taylor <iant@google.com>
3852 * c-opts.c (c_common_handle_option): Don't set
3853 warn_jump_misses_init for -Wall.
3854 * doc/invoke.texi (Warning Options): Update documentation.
3856 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3858 * Makefile.in ($(out_object_file)): Depend on
3859 gt-$(basename $(notdir $(out_file))).h.
3861 2009-09-28 Richard Henderson <rth@redhat.com>
3863 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3864 * except.c (gen_eh_region): Set it.
3865 (duplicate_eh_regions_1): Copy it.
3866 * tree-eh.c (lower_resx): Use it to determine which function
3869 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3870 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3871 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3872 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3873 BUILT_IN_CXA_END_CLEANUP if necessary.
3875 * c-common.c (c_define_builtins): Update call to
3876 build_common_builtin_nodes.
3878 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3880 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3882 2009-09-28 Michael Matz <matz@suse.de>
3884 * builtins.c (interclass_mathfn_icode): New helper.
3885 (expand_builtin_interclass_mathfn): Use it here, and split folding
3887 (fold_builtin_interclass_mathfn): ... this new folder.
3888 (build_call_nofold_loc): New static helper.
3889 (build_call_nofold): New wrapper macro for above.
3890 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3891 (expand_builtin_pow): Ditto.
3892 (expand_builtin_memset_args): Ditto.
3893 (expand_builtin_printf): Ditto.
3894 (expand_builtin_fprintf): Ditto.
3895 (expand_builtin_sprintf): Ditto.
3896 (expand_builtin_memory_chk): Ditto.
3897 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3898 (expand_builtin_stpcpy): Ditto.
3899 (expand_builtin_strcmp): Ditto.
3900 (expand_builtin_strncmp): Ditto.
3901 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
3902 (expand_builtin_strcpy_args): Don't call folders.
3903 (expand_builtin_memcmp): Ditto.
3904 (expand_builtin_strncpy): Ditto, and use target.
3905 (expand_builtin_memcpy): Ditto.
3906 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3907 expand_builtin_strpbrk, expand_builtin_memmove,
3908 expand_builtin_memmove_args, expand_builtin_bcopy,
3909 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
3910 expand_builtin_strspn, expand_builtin_strcspn,
3911 expand_builtin_fputs): Remove these.
3912 (expand_builtin): Don't call the above, change calls to other
3913 expanders that changed prototype.
3914 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
3915 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
3916 fold_builtin_interclass_mathfn.
3917 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
3918 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
3920 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
3921 * passes.c (init_optimization_passes): Move pass_fold_builtins
3922 after last phiopt pass.
3923 * tree-inline.c (fold_marked_statements): When folding builtins
3924 iterate over all instruction potentially generated.
3925 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
3927 (fold_gimple_call): Use it to always fold calls (into potentially
3928 multiple instructions).
3929 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
3930 calls into zero at this time.
3931 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
3932 statements generated by builtin folding.
3934 2009-09-28 Nick Clifton <nickc@redhat.com>
3936 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
3938 2009-09-28 Duncan Sands <baldrick@free.fr>
3940 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
3941 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
3942 (register_callback): Dispatch it.
3943 (invoke_plugin_callbacks): Incorporate in sanity check.
3944 * ggc.h (ggc_register_cache_tab): Add declaration.
3945 * ggc-common.c (ggc_register_root_tab): Simplify.
3946 (const_ggc_cache_tab_t): New typedef.
3947 (extra_cache_vec): New vector of dynamically added cache tables.
3948 (ggc_register_cache_tab): New function.
3949 (ggc_scan_cache_tab): New function.
3950 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
3951 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
3953 2009-09-27 Richard Henderson <rth@redhat.com>
3955 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
3956 which we remove __builtin_stack_restore.
3958 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
3960 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
3961 to test for GRD_INVARIANT.
3962 (simple_rhs_p): Anything that's function_invariant_p is fine.
3964 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
3966 * gengtype.c (main): Use plunge_files instead of plugin_output.
3968 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
3969 Rafael Avila de Espindola <espindola@google.com>
3971 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
3972 Don't print pch related info if it is false.
3973 (main): Don't print pch info in plugin mode.
3975 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3977 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
3978 with dw_val_class_const_double.
3979 (struct dw_val_struct): Replace val_long_long with val_double and
3980 adjust for above change.
3981 (output_loc_operands): Likewise.
3982 (add_AT_long_long): Rename into...
3983 (add_AT_double): ...this.
3984 (print_die): Replace dw_val_class_long_long with
3985 dw_val_class_const_double and adjust.
3986 (attr_checksum): Likewise.
3987 (same_dw_val_p): Likewise.
3988 (size_of_die): Likewise.
3989 (value_format): Likewise.
3990 (output_die): Likewise.
3991 (loc_descriptor) <CONST_DOUBLE>: Likewise.
3992 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
3993 instead of add_AT_long_long.
3994 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
3995 value with the precision of its type.
3997 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4000 * c-typeck.c (build_conditional_expr): Use the readonly and
4001 volatile flags of the operand types, not of the operands itself.
4003 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4005 * collect2.c (main): Look for -brtl before adding libraries.
4007 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4009 * config.gcc: Update OpenBSD targets.
4010 * config/openbsd-stdint.h: New file.
4011 * config/openbsd-libpthread.h: New file.
4012 * config/openbsd.h: Update and break out LIB_SPEC definition.
4013 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4014 * config/i386/openbsdelf.h: Correct types.
4015 * config/m68k/openbsd.h: Likewise.
4016 * config/mips/openbsd.h: Likewise.
4017 * config/vax/openbsd.h: Likewise.
4019 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4021 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4022 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4023 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4024 of the length and zero.
4026 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4028 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4029 (FLAGS_H): Add options.h $(REAL_H).
4030 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4031 (TREE_VECTORIZER_H): New.
4032 (EBITMAP_H): Renamed from EBIMAP_H.
4033 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4034 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4035 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4036 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4037 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4038 (graphite-clast-to-gimple.o, graphite-dependences.o)
4039 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4040 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4041 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4042 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4043 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4044 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4045 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4046 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4047 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4048 updated and fixed as per above changes and per
4049 check_makefile_deps.sh output.
4052 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4053 * configure: Regenerate.
4055 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4057 * doc/install.texi: Update minimum MPC version to 0.7.
4059 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4061 * doc/install.texi (Binaries): Remove reference to the binary
4062 distribution CD-ROM from the FSF.
4064 2009-09-26 Michael Matz <matz@suse.de>
4068 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4069 that are mentioned in the body.
4071 2009-09-26 Michael Matz <matz@suse.de>
4073 PR tree-optimization/41454
4074 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4075 (tree_ssa_dominator_optimize): Don't allocate and free it.
4076 (dom_opt_leave_block): Don't iterate over it.
4077 (eliminate_redundant_computations): Don't return a value.
4078 (cprop_operand, cprop_into_stmt): Ditto.
4079 (optimize_stmt): Don't defer updating stmts.
4081 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4083 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4084 generic_parameter_die, template_parameter_pack_die,
4085 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4086 renaming DW_TAG_formal_parameter_pack and
4087 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4088 and DW_TAG_GNU_template_parameter_pack.
4090 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4092 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4093 * config/v850/v850.c (v850_function_value): New function.
4094 (TARGET_FUNCTION_VALUE): Define.
4096 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4098 * tree-vect-stmts.c (vectorizable_call): Call
4099 mark_symbols_for_renaming after vect_finish_stmt_generation.
4101 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4102 to loc_descriptor_from_tree.
4103 (add_location_or_const_value_attribute): Pass 0 instead of 2
4104 for decl_by_reference_p decls.
4106 2009-09-25 Richard Guenther <rguenther@suse.de>
4109 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4112 2009-09-25 Ben Elliston <bje@au.ibm.com>
4114 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4117 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4119 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4120 form of instruction.
4122 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4125 * fold-const.c (const_binop): Handle complex int division.
4126 * tree-complex.c (expand_complex_div_straight,
4127 expand_complex_div_wide): Update comments.
4129 2009-09-24 DJ Delorie <dj@redhat.com>
4132 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4133 (reg_class): Likewise.
4134 (REG_CLASS_NAMES): Likewise.
4135 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4136 (m32c_override_options): Disable -fivopts for M32C.
4138 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4140 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4141 Delete VSX load/store with update support.
4142 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4143 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4147 (VStype_load_update): Ditto.
4148 (VStype_store_update): Ditto.
4149 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4150 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4152 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4153 load/store with update builtins.
4155 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4157 * libgcc2.c (L_trampoline): Prototype for getpagesize
4158 and mprotect in WINNT case.
4160 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4162 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4163 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4164 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4165 'outgoing' argument.
4166 (TARGET_FUNCTION_VALUE): Define.
4168 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4170 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4172 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4175 * common.opt: Initialize dwarf_strict to -1.
4176 * toplev.c (process_options): Catch unset dwarf_strict
4177 and set to 0 for all targets not overriding.
4178 * config/darwin.c (darwin_override_options): Catch unset
4179 dwarf_strict and override to 1.
4181 2009-09-24 Jeff Law <law@redhat.com>
4183 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4185 2009-09-24 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/36143
4188 PR tree-optimization/38747
4189 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4190 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4192 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4195 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4196 return false instead of gcc_unreachable (). For CONST return the
4197 value returned by recursive call instead of always returning true.
4198 (tree_add_const_value_attribute): Return the value returned by
4199 add_const_value_attribute instead of always returning true if rtl
4202 2009-09-23 Justin Seyster <jrseys@gmail.com>
4204 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4206 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4208 * cgraphunit.c (cgraph_lower_function): Revert last change.
4209 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4210 instead of DECL_NO_STATIC_CHAIN.
4211 * tree-cfg.c (verify_gimple_call): Likewise.
4212 * tree-nested.c (get_chain_decl, get_chain_field,
4213 convert_tramp_reference_op, convert_gimple_call): Likewise.
4214 (convert_all_function_calls): Likewise. Always set or clear
4215 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4216 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4217 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4219 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4220 DECL_NO_STATIC_CHAIN.
4221 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4222 instead of DECL_NO_STATIC_CHAIN.
4223 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4224 decl_function_context.
4225 * varasm.c (initializer_constant_valid_p): Likewise.
4226 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4227 (DECL_STATIC_CHAIN): ... this.
4228 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4229 instead of DECL_NO_STATIC_CHAIN.
4231 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4232 Rafael Avila de Espindola <espindola@google.com>
4234 * gengtype.c (nb_plugin_files): Make it unsigned to match
4235 num_gt_files. Adjust other variables to avoid warnings.
4236 (main): Allocate an all zero lang_bitmap before each plugin file name
4237 to match regular file names.
4239 2009-09-23 Richard Henderson <rth@redhat.com>
4241 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4242 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4243 static chain passed in memory.
4244 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4245 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4246 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4247 STATIC_CHAIN_REGNUM defined.
4249 * config/picochip/picochip-protos.h: s/class/klass/.
4250 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4251 (picochip_static_chain): New.
4252 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4253 (STATIC_CHAIN_INCOMING): Remove.
4255 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4256 (xtensa_static_chain): New.
4257 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4258 (STATIC_CHAIN_INCOMING): Remove.
4260 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4262 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4263 * config/pa/pa-protos.h (function_value): Remove.
4264 * config/pa/pa.c (pa_function_value): Rename from function_value.
4265 Make static, add 'outgoing' argument.
4266 (TARGET_FUNCTION_VALUE): Define.
4268 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4270 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4271 instead of cfun->machine->is_leaf.
4272 * config/avr/avr.h (machine_function): Remove is_leaf field.
4274 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4277 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4278 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4279 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4280 the same size, prefer DW_OP_stack_value.
4281 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4282 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4284 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4287 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4289 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4292 * cfgexpand.c (convert_debug_memory_address): New.
4293 (expand_debug_expr): Convert base address and offset to the same
4294 mode. Use it to convert addresses to other modes. Accept
4297 2009-09-23 Richard Guenther <rguenther@suse.de>
4299 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4300 produced for bigendian targets with promoted subregs.
4302 2009-09-23 Richard Guenther <rguenther@suse.de>
4304 * value-prof.c (gimple_ic): Purge old EH edges only after building
4307 2009-09-23 Nick Clifton <nickc@redhat.com>
4309 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4311 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4314 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4317 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4318 on non-nested functions.
4320 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4321 Jan Hubicka <jh@suse.cz>
4323 * dwarf2out.c (loc_list_plus_const): Only define if
4324 DWARF2_DEBUGGING_INFO.
4325 (address_of_int_loc_descriptor): Likewise.
4328 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4330 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4333 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4334 constant is more than zero.
4336 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4339 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4340 call final to emit non-scheduled prologue, instead insert at entry.
4342 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4343 Joseph S. Myers <joseph@codesourcery.com>
4345 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4347 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4348 Rafael Avila de Espindola <espindola@google.com>
4350 * gengtype.c (is_file_equal): New function.
4351 (close_output_files): Use is_file_equal. Free of->buf.
4353 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4354 Rafael Avila de Espindola <espindola@google.com>
4356 * gengtype.c (write_types, write_local): Add the output_header
4357 argument. Update all callers.
4359 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4361 * dwarf2out.c (template_parameter_pack_die,
4362 gen_formal_parameter_pack_die ): New functions.
4363 (make_ith_pack_parameter_name): Remove this function.
4364 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4365 DW_TAG_formal_parameter_pack.
4366 (gen_generic_params_dies): Represent each template parameter pack
4367 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4368 represented by usual DW_TAG_template_*_parameter DIEs that are
4369 children of the DW_TAG_template_parameter_pack element DIE.
4370 (generic_parameter_die): This doesn't deal with parameter pack
4371 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4372 of parameter pack DIEs.
4373 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4374 in certain cases, e.g. for pack elements.
4375 (gen_formal_types_die, gen_decl_die): Adjust usage of
4376 gen_formal_parameter_die.
4377 (gen_subprogram_die): Represent each function parameter pack by a
4378 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4379 represented by usual DW_TAG_formal_parameter DIEs that are children
4380 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4381 ____builtin_va_alist decls as no part of the compiler uses those
4383 * langhooks.h (struct lang_hooks_for_decls): Add
4384 function_parm_expanded_from_pack_p, get_generic_function_decl
4385 and function_parameter_pack_p hooks. Fix comment for
4386 get_innermost_generic_parms hook.
4387 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4388 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4389 macros and use them to initialize lang_hook.
4391 2009-09-22 Richard Henderson <rth@redhat.com>
4393 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4394 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4395 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4396 on TRAMPOLINE_TEMPLATE.
4397 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4398 TRAMPOLINE_ADJUST_ADDRESS.
4399 * targhooks.c (default_asm_trampoline_template): Remove.
4400 (default_trampoline_adjust_address): Remove.
4401 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4402 * targhooks.h: Update decls.
4404 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4406 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4407 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4408 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4410 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4413 * reload1.c (reload): Reset debug insns with pseudos without
4416 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4418 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4419 unconditional true for decimal float modes.
4420 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4421 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4423 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4425 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4426 Enable a new case for __FreeBSD__ >= 7.
4427 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4428 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4429 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4430 and USE_LD_AS_NEEDED.
4432 * doc/install.texi (*-*-freebsd*): Update target information.
4434 2009-09-22 Richard Guenther <rguenther@suse.de>
4437 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4438 arrays really properly.
4440 2009-09-22 Richard Henderson <rth@redhat.com>
4443 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4444 calls.static_chain, calls.trampoline_init,
4445 calls.trampoline_adjust_address.
4446 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4447 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4448 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4449 * builtins.c (expand_builtin_setjmp_receiver): Use
4450 targetm.calls.static_chain; only clobber registers.
4451 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4452 set up memory attributes properly for the trampoline block.
4453 (expand_builtin_adjust_trampoline): Use
4454 targetm.calls.trampoline_adjust_address.
4455 * calls.c (prepare_call_address): Add fndecl argument. Use
4456 targetm.calls.static_chain.
4457 * df-scan.c (df_need_static_chain_reg): Remove.
4458 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4459 consolodate static chain handling.
4460 * doc/tm.texi: Document new hooks.
4461 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4462 (init_emit_regs): Don't initialize them.
4463 * expr.h (prepare_call_address): Update decl.
4464 * final.c (profile_function): Use targetm.calls.static_chain.
4465 * function.c (expand_function_start): Likewise.
4466 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4467 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4468 only clobber registers.
4469 * targhooks.c (default_static_chain): New.
4470 (default_asm_trampoline_template, default_trampoline_init): New.
4471 (default_trampoline_adjust_address): New.
4472 * targhooks.h: Declare them.
4473 * varasm.c (assemble_trampoline_template): Use
4474 targetm.asm_out.trampoline_template. Make the memory block const
4477 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4478 alpha_initialize_trampoline. Make static. Merge VMS parameter
4479 differences into the TARGET_ABI_OPEN_VMS code block.
4480 (TARGET_TRAMPOLINE_INIT): New.
4481 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4482 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4483 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4484 (INITIALIZE_TRAMPOLINE): Remove.
4486 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4487 (TRAMPOLINE_TEMPLATE): Merge with ...
4488 (INITIALIZE_TRAMPOLINE): ... this and move ...
4489 * config/arc/arc.c (arc_trampoline_init): ... here.
4490 (TARGET_TRAMPOLINE_INIT): New.
4492 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4493 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4494 (arm_asm_trampoline_template): New.
4495 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4496 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4497 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4498 code to arm_asm_trampoline_template.
4499 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4500 arm_trampoline_adjust_address.
4501 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4502 adjust for target hook parameters.
4504 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4507 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4508 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4509 (bfin_trampoline_init): Rename from initialize_trampoline;
4510 make static; update for target hook parameters.
4511 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4512 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4513 bfin_asm_trampoline_template.
4514 (INITIALIZE_TRAMPOLINE): Remove.
4516 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4517 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4518 cris_trampoline_init): New.
4519 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4520 cris_asm_trampoline_template.
4521 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4522 adjust for target hook parameters.
4524 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4526 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4527 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4528 fr30_trampoline_init): New.
4529 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4530 fr30_asm_trampoline_template.
4531 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4532 adjust for target hook parameters.
4534 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4535 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4536 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4537 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4538 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4540 * config/h8300/h8300.c (h8300_trampoline_init): New.
4541 (TARGET_TRAMPOLINE_INIT): New.
4542 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4543 to h8300_trampoline_init and adjust for hook parameters.
4545 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4546 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4547 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4548 make static; adjust for hook parameters.
4549 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4551 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4552 (TARGET_TRAMPOLINE_INIT): New.
4553 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4554 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4555 iq2000_asm_trampoline_template.
4556 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4557 (TRAMPOLINE_CODE_SIZE): New.
4558 (TRAMPOLINE_SIZE): Use it.
4559 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4561 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4562 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4563 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4564 adjust for hook parameters.
4565 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4567 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4568 (m32r_trampoline_init): New.
4569 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4570 m32r_trampoline_init.
4572 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4573 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4574 make static; update for hook parameters.
4575 * config/m68hc11/m68hc11-protos.h: Update.
4576 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4578 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4579 (TARGET_TRAMPOLINE_INIT): New.
4580 (mcore_function_value): Fix typo.
4581 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4582 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4583 to mcore_asm_trampoline_template.
4584 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4586 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4587 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4588 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4589 update for hook parameters.
4590 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4592 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4593 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4594 mips_trampoline_init): New.
4595 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4596 mips_asm_trampoline_template.
4597 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4598 update for hook parameters.
4600 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4601 (TARGET_TRAMPOLINE_INIT): New.
4602 (mmix_trampoline_size): Remove.
4603 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4604 make static. Remove out-of-date tetra vs octa comment.
4605 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4606 make static; update for hook parameters.
4607 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4608 (INITIALIZE_TRAMPOLINE): Remove.
4609 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4610 (TRAMPOLINE_ALIGNMENT): New.
4611 * gcc/config/mmix/mmix-protos.h: Update.
4613 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4614 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4615 mn10300_trampoline_init): New.
4616 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4617 mn10300_asm_trampoline_template.
4618 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4620 * config/moxie/moxie.c (moxie_static_chain,
4621 moxie_asm_trampoline_template, moxie_trampoline_init,
4622 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4623 TARGET_TRAMPOLINE_INIT): New.
4624 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4625 moxie_trampoline_init.
4626 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4627 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4629 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4630 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4631 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4632 pa_trampoline_adjust_address): New.
4633 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4634 pa_asm_trampoline_template.
4635 (TRAMPOLINE_ALIGNMENT): New.
4636 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4637 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4638 adjust for hook parameters.
4639 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4641 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4642 (TARGET_TRAMPOLINE_INIT): New.
4643 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4644 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4646 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4648 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4649 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4650 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4651 make static; adjust parameters for the hook.
4652 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4654 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4655 s390_trampoline_template; make static.
4656 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4657 make static; adjust for target hook.
4658 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4659 * config/s390/s390-protos.h: Remove trampoline decls.
4660 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4661 (TRAMPOLINE_TEMPLATE): Remove.
4662 (TRAMPOLINE_ALIGNMENT): New.
4664 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4665 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4666 (TARGET_TRAMPOLINE_INIT): New.
4667 (score_asm_trampoline_template): New.
4668 (score_trampoline_init): Rename from score_initialize_trampoline;
4669 make static; adjust for hook parameters.
4670 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4671 score[37]_asm_trampoline_template.
4672 (INITIALIZE_TRAMPOLINE): Remove.
4673 * config/score/score3.c (score3_asm_trampoline_template): New.
4674 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4675 adjust for target hook.
4676 * config/score/score7.c (score7_asm_trampoline_template): New.
4677 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4678 adjust for target hook.
4679 * config/score/score3.h, config/score/score7.h: Update.
4681 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4682 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4683 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4684 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4685 make static; adjust for target hook parameters.
4686 (sh_trampoline_adjust_address): New.
4687 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4688 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4690 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4691 (sparc32_initialize_trampoline): Rename from
4692 sparc_initialize_trampoline; make static; replace tramp parameter
4693 with m_tramp and update memory accesses.
4694 (sparc64_initialize_trampoline): Similarly.
4695 (sparc_trampoline_init): New.
4696 * config/sparc/sparc-protos.h: Remove trampoline decls.
4697 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4698 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4700 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4701 (array_to_constant): Make ARR parameter const.
4702 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4703 make static; update for hook parameters.
4704 * config/spu/spu-protos.h: Update decls.
4705 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4707 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4708 from xstormy16_initialize_trampoline; make static; update for
4710 (TARGET_TRAMPOLINE_INIT): New.
4711 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4713 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4714 (TARGET_TRAMPOLINE_INIT): New.
4715 (v850_can_eliminate): Make static.
4716 (v850_asm_trampoline_template, v850_trampoline_init): New.
4717 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4718 v850_asm_trampoline_template.
4719 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4720 and adjust for target hook parameters.
4722 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4723 (TARGET_TRAMPOLINE_INIT): New.
4724 (vax_asm_trampoline_template, vax_trampoline_init): New.
4725 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4726 vax_asm_trampoline_template.
4727 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4729 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4730 (TARGET_TRAMPOLINE_INIT): New.
4731 (xtensa_asm_trampoline_template): Rename from
4732 xtensa_trampoline_template; make static.
4733 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4734 make static; update for hook parameters.
4735 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4736 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4737 (INITIALIZE_TRAMPOLINE): Remove.
4739 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4740 error for nested functions with regparm=3.
4741 (ix86_compute_frame_layout): Adjust frame pointer offset for
4742 ix86_static_chain_on_stack.
4743 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4744 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4745 don't reset to UNITS_PER_WORD.
4746 (ix86_emit_leave): Adjust ix86_cfa_state.
4747 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4748 (ix86_static_chain): New.
4749 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4750 make static; update for target hook parameters; use ix86_static_chain.
4751 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4752 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4753 (INITIALIZE_TRAMPOLINE): Remove.
4754 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4755 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4756 to the end. Add static_chain_on_stack.
4757 (ix86_static_chain_on_stack): New.
4759 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4760 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4761 (m68k_trampoline_init): New.
4762 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4763 m68k_trampoline_init and adjust for hook parameters.
4764 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4765 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4767 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4769 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4770 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4772 * reload1.c (reload): Call wrap_constant when substituting
4773 reg for equiv inside of DEBUG_INSNs.
4776 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4777 add_call_src_coords_attributes, add_high_low_attributes,
4778 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4779 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4780 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4781 when -gdwarf-2 -gstrict-dwarf.
4782 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4783 -gdwarf-[23] -gstrict-dwarf.
4784 (address_of_int_loc_descriptor, loc_descriptor,
4785 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4786 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4787 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4789 2009-09-22 Richard Guenther <rguenther@suse.de>
4791 PR tree-optimization/41428
4792 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4793 (ccp_finalize): Pass it to substitute_and_fold.
4795 2009-09-22 Richard Guenther <rguenther@suse.de>
4797 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4798 (substitute_and_fold): Adjust prototype.
4799 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4800 (simplify_stmt_using_ranges): Likewise.
4801 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4802 (vrp_fold_stmt): New function.
4803 (vrp_finalize): Pass it to substitute_and_fold.
4804 * tree-flow.h (vrp_evaluate_conditional): Remove.
4805 (simplify_stmt_using_ranges): Likewise.
4806 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4807 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4808 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4810 (fold_predicate_in): Move to tree-vrp.c.
4811 (substitute_and_fold): Use the callback instead of calling into
4812 tree-vrp.c functions directly.
4814 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4816 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4817 comparison warning on rs6000.
4820 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4821 GIMPLE_EH_MUST_NOT_THROW cleanup.
4822 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4824 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4827 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4828 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4829 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4830 libSystem which is derived from the gcc 4.2.1 unwinder.
4832 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4835 * varasm.c (default_encode_section_info): Copy TLS model into
4836 sym_ref flags regardless of backend support for TLS, for all
4837 model types except TLS_MODEL_EMULATED.
4839 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4842 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4843 we can handle it correctly.
4845 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4847 * doc/install.texi (os2): Remove section.
4849 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4851 * doc/standards.texi (Objective-C): Adjust two URLs.
4853 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4855 * tree-tailcall.c (process_assignment): Don't check if a
4856 multiplication or an addition are already present.
4857 (find_tail_calls): Combine multiple additions and multiplications.
4858 (adjust_accumulator_values): Emit accumulators.
4860 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4862 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4863 xmm register restore.
4865 2009-09-21 Jan Hubicka <jh@suse.cz>
4867 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4868 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4871 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4873 * stor-layout.c (layout_type): Remove obsolete code.
4875 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4878 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4880 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4883 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4884 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4885 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4886 * fold-const.c (const_binop): Likewise.
4887 * real.h (do_mpc_arg2): Update prototype.
4889 2009-09-20 Jan Hubicka <jh@suse.cz>
4891 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4892 (add_location_or_const_value_attribute): Rewrite using
4894 (tree_add_const_value_attribute): Return true if successful.
4895 (tree_add_const_value_attribute_for_decl): Likewise.
4897 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4898 (loc_descriptor): ... here;
4899 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4900 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4901 pool items that was not marked for output.
4902 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
4903 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4904 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4905 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
4906 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
4907 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
4908 DW_OP_stack_value to get address of items that are not available
4910 (dw_loc_list): Handle single element lists correctly.
4912 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
4913 Pascal Obry <obry@adacore.com>
4915 * unwind-dw2-fde.c (classify_object_over_fdes):
4916 Cast the constant 1 to _Unwind_Ptr.
4917 (add_fdes): Likewise.
4918 (linear_search_fdes): Likewise.
4920 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
4922 * stor-layout.c (set_sizetype): Avoid useless type copy.
4924 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4926 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
4928 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
4929 * configure, config.in: Regenerate.
4930 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
4932 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
4933 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
4934 for global data if the output could be used in a shared library.
4935 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4936 to 0 if TARGET_WRITABLE_EH_FRAME.
4938 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4940 PR rtl-optimization/39886
4941 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
4942 just when insn is equal to BB_END (bb).
4944 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
4946 * config/mips/mips.opt (mrelax-pic-calls): New option.
4947 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
4949 (mips_unspec_call): Change "unspec_call" expander into this.
4950 (mips_strip_unspec_call): New function.
4951 (mips_got_load): Call mips_unspec_call instead of
4952 gen_unspec_call<mode>.
4953 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
4955 (mips_cfg_in_reorg): New function.
4956 (mips16_lay_out_constants): Use it to decide whether to call
4957 CFG-aware insn splitting.
4958 (r10k_insert_cache_barriers): Move CFG set-up code from here to
4959 mips_reorg. Move DF set-up code from here ...
4960 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
4962 (mips_reorg): Call mips_df_reorg instead of
4963 r10k_insert_cache_barriers. Move CFG set-up code here from
4964 r10k_insert_cache_barriers.
4965 (mips_call_expr_from_insn): New function.
4966 (mips_pic_call_symbol_from_set): Likewise.
4967 (mips_find_pic_call_symbol): Likewise.
4968 (mips_annotate_pic_call_expr): Likewise.
4969 (mips_get_pic_call_symbol): Likewise.
4970 (mips_annotate_pic_calls): Likewise.
4971 (mips_override_options): Disable -mrelax-pic-calls unless PIC
4973 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
4974 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
4975 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
4977 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
4978 (unspec_call<mode>): Remove it.
4979 (sibcall_internal, sibcall_value_internal,
4980 sibcall_value_multiple_internal, call_internal, call_split,
4981 call_value_internal, call_value_split,
4982 call_value_multiple_internal, call_value_multiple_split): Pass
4983 SIZE_OPNO to MIPS_CALL.
4984 (call_internal_direct, call_direct_split,
4985 call_value_internal_direct, call_value_direct_split): Pass -1 as
4986 SIZE_OPNO to MIPS_CALL.
4987 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
4988 * configure: Regenerate.
4989 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
4990 and -mno-relax-pic-calls.
4991 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
4993 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4996 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
4997 in the directory this rule is called from, rather than the
4998 toplevel 'gcc' directory, to fix in-tree build.
5000 2009-09-19 Chris Demetriou <cgd@google.com>
5002 PR preprocessor/28435:
5003 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5004 to cpplib that the preprocessor output is needed.
5006 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5008 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5009 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5010 *return_and_restore_fpregs_<mode>,
5011 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5014 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5015 instead of assuming it has always a REG inside of it.
5017 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5019 * config/freebsd.h: Update comment on types.
5020 (WINT_TYPE): Define.
5022 2009-09-18 Jason Merrill <jason@redhat.com>
5024 * c.opt: Add -fno-deduce-init-list.
5026 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5028 * value-prof.c (interesting_stringop_to_profile_p): Added output
5029 argument to indicate which parameter is the size parameter.
5030 * value-prof.c (gimple_stringop_fixed_value): Use
5031 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5032 * value-prof.c (gimple_stringops_transform): Update call sites to
5033 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5035 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5038 From David Binderman <dcb314@hotmail.com>:
5039 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5040 local variable f. Remove stale comments.
5041 (ix86_compute_frame_layout): Remove useless local variable total_size.
5042 Remove #if 0'd code.
5043 (legitimate_address_p): Remove useless local variables
5044 reason_rtx and reason.
5045 (ix86_split_copysign_const): Remove useless local variable op1.
5046 (scale_counter): Remove useless local variable piece_size_mask.
5048 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5050 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5053 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5056 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5058 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5060 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5063 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5065 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5066 DW_OP_implicit_value even without dwarf_version 4.
5068 2009-09-17 Jan Hubicka <jh@suse.cz>
5070 * dwarf2out.c: Include tree-pass.h and gimple.h.
5071 (loc_list_plus_const): New function.
5072 (loc_descriptor_from_tree_1): Rename to ...
5073 (loc_descriptor_from_tree): ... remove original.
5074 (loc_list_from_tree): New function.
5075 (add_AT_location_description): Accept location list.
5076 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5077 (concatn_mem_loc_descriptor): Remove.
5078 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5080 (secname_for_decl): Move up.
5081 (hidden_reference_p): New function; break out from ...
5082 (loc_by_refernece): ... here; move up.
5083 (dw_loc_list): New function.
5084 (single_element_loc_list): New function.
5085 (single_element_loc_list_p): New function.
5086 (add_loc_descr_to_each): New function.
5087 (add_loc_list): New function.
5088 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5089 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5090 add diagnostics why expansion failed.
5091 (add_location_or_const_value_attribute): Support location lists.
5092 (add_bound_info): Likewise.
5093 (descr_info_loc): Update call of loc_descriptor_from_tree.
5094 (gen_variable_die): Work on location lists.
5095 * final.c (pass_final): Add dump file.
5096 * Makefile.in (dwarf2out.o): Add new dependencies.
5098 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5101 * real.c decimal_from_integer, decimal_integer_string): New.
5102 (real_from_integer): Use them as special case for decimal float.
5103 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5104 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5105 Do not append zero after the decimal point in string to convert.
5107 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5109 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5110 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5112 2009-09-17 Martin Jambor <mjambor@suse.cz>
5114 * common.opt (fipa-sra): New switch.
5115 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5116 * timevar.def (TV_IPA_SRA): New timevar.
5117 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5118 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5119 * tree-sra.c: Include cgraph.c.
5120 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5121 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5122 and grp_not_necessarilly_dereferenced.
5123 (func_param_count): New variable.
5124 (encountered_apply_args): New variable.
5125 (bb_dereferences): New variable.
5126 (final_bbs): New variable.
5127 (no_accesses_representant): New variable.
5128 (no_accesses_p): New function.
5129 (dump_access): Dump the new fields.
5130 (sra_initialize): Set encountered_apply_args to false.
5131 (get_ssa_base_param): New function.
5132 (mark_parm_dereference): New function.
5133 (create_access): Caring for INIDRECT_REFs and different handling of
5134 varialble length accesses in early IPA SRA. Store the stmt - a new
5135 parameter - to the new access.
5136 (build_access_from_expr_1): New parameter stmt, passed to
5137 create_access. Handle INDIRECT_REFs.
5138 (build_access_from_expr): Pass the current statement to
5139 build_access_from_expr_1.
5140 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5142 (build_accesses_from_assign): Pass the current statement to
5143 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5144 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5145 final_bbs when necessary. Check for calls to __builtin_apply_args.
5146 Fixup EH info if anythng was changed.
5147 (is_unused_scalar_param): New function.
5148 (ptr_parm_has_direct_uses): New function.
5149 (find_param_candidates): New function.
5150 (mark_maybe_modified): New function.
5151 (analyze_modified_params): New function.
5152 (propagate_dereference_distances): New function.
5153 (dump_dereferences_table): New function.
5154 (analyze_caller_dereference_legality): New function.
5155 (unmodified_by_ref_scalar_representative): New function.
5156 (splice_param_accesses): New function.
5157 (decide_one_param_reduction): New function.
5158 (enum ipa_splicing_result): New type.
5159 (splice_all_param_accesses): New function.
5160 (get_param_index): New function.
5161 (turn_representatives_into_adjustments): New function.
5162 (analyze_all_param_acesses): New function.
5163 (get_replaced_param_substitute): New function.
5164 (get_adjustment_for_base): New function.
5165 (replace_removed_params_ssa_names): New function.
5166 (sra_ipa_reset_debug_stmts): New function.
5167 (sra_ipa_modify_expr): New function.
5168 (sra_ipa_modify_assign): New function.
5169 (convert_callers): New function.
5170 (modify_function): New function.
5171 (ipa_sra_preliminary_function_checks): New function.
5172 (ipa_early_sra): New function.
5173 (ipa_early_sra_gate): New function.
5174 (pass_early_ipa_sra): New variable.
5175 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5177 2009-09-17 Michael Matz <matz@suse.de>
5180 * tree.c (build_type_attribute_qual_variant): Export.
5181 * tree.h (build_type_attribute_qual_variant): Declare.
5182 * tree-inline.c (remap_type_1): Use it to build variants with
5183 the original qualifiers and attributes.
5185 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5187 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5188 without a fallthrough edge.
5190 2009-09-16 DJ Delorie <dj@redhat.com>
5192 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5193 chip and ignore the "fast_interrupt" attribute if so.
5195 2009-09-16 Richard Henderson <rth@redhat.com>
5198 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5201 2009-09-16 Richard Henderson <rth@redhat.com>
5204 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5205 is set only if DECL_NO_STATIC_CHAIN is unset.
5206 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5207 (FOR_EACH_NEST_INFO): New.
5208 (walk_all_functions): Use it.
5209 (finalize_nesting_tree): Likewise.
5210 (unnest_nesting_tree): Likewise.
5211 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5212 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5213 (convert_gimple_call): Early out if gimple_call_chain already set.
5214 (convert_all_function_calls): Iterate until no new functions
5215 require a static chain.
5216 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5217 when building a trampoline. Use dump_function_to_file instead
5219 (lower_nested_functions): Open dump_file. Validate that decls
5220 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5221 bit reset by this pass.
5223 2009-09-16 Michael Matz <matz@suse.de>
5226 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5227 shorten decl_common_unused.
5228 (DECL_RESTRICTED_P): New accessor.
5229 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5230 to disambiguate marked decls and restrict pointers.
5232 2009-09-16 Richard Henderson <rth@redhat.com>
5235 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5237 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5239 * integrate.c (set_block_abstract_flags): Call
5240 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5242 2009-09-16 Richard Guenther <rguenther@suse.de>
5245 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5248 2009-09-16 DJ Delorie <dj@redhat.com>
5249 Kaz Kojima <kkojima@gcc.gnu.org>
5251 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5252 (sh_expand_prologue): Update calls to output_stack_adjust.
5253 (sh_expand_epilogue): Likewise.
5255 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5258 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5259 trying to limit the extent of searches in the insn stream.
5261 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5262 Jakub Jelinek <jakub@redhat.com>
5266 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5268 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5269 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5270 (rs6000_savres_strategy): Always save FP registers inline if the
5271 target doesn't support hardware double-precision. Set the above
5272 bits in return value when needed.
5273 (rs6000_savres_routine_sym): Fix computation for cache selector.
5274 Mark the generated symbol as a function. Rename exitp argument to
5275 lr. Move code for determining the name of the symbol...
5276 (rs6000_savres_routine_name): ...here. New function. Add cases for
5277 getting the names right on AIX and 64-bit Linux.
5278 (savres_routine_name): New variable.
5279 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5280 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5281 on what the target routine uses as a base register. If savep && lr
5282 describe saving of r0 into memory slot.
5283 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5284 line calls for AIX ABI.
5285 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5286 determine FP save/restore functions.
5287 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5288 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5290 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5291 Duplicate restoration of LR and execute the appropriate one
5292 depending on whether GPRs are being restored inline. Set r11 from
5293 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5294 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5295 Fix out of line calls for AIX ABI.
5296 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5298 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5300 (*restore_gpregs_spe): Likewise.
5301 (*return_and_restore_gpregs_spe): Likewise.
5302 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5303 Define to empty string unconditionally.
5304 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5305 Define to empty string unconditionally.
5306 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5309 2009-09-15 Jan Hubicka <jh@suse.cz>
5311 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5312 * params.def (inline-insns-auto): Likewise.
5314 2009-09-15 Martin Jambor <mjambor@suse.cz>
5316 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5317 individual statements only at TDF_DETAILS dump level. Format
5318 source for 80 characters per line.
5320 2009-09-15 Christian Bruel <christian.bruel@st.com>
5322 * regrename.c (do_replace): Update REG_DEAD notes.
5324 2009-09-15 Revital Eres <eres@il.ibm.com>
5326 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5327 * targhooks.c (default_builtin_support_vector_misalignment):
5328 New builtin function.
5329 * targhooks.h (default_builtin_support_vector_misalignment):
5331 * target.h (builtin_support_vector_misalignment):
5332 New field in struct gcc_target.
5333 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5334 new builtin function.
5335 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5337 * config/rs6000/rs6000.c
5338 (rs6000_builtin_support_vector_misalignment): New function.
5339 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5341 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5343 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5345 (bfin_optimize_loop): Likewise.
5346 (bfin_gen_bundles): Likewise.
5347 (workaround_speculation): Likewise.
5348 (find_load): Return NULL_RTX for debug_insn.
5350 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5352 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5355 2009-09-14 DJ Delorie <dj@redhat.com>
5357 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5358 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5361 2009-09-14 Richard Henderson <rth@redhat.com>
5362 Jakub Jelinek <jakub@redhat.com>
5364 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5365 * cfgbuild.c (make_edges): Handle asm goto.
5366 * cfglayout.c (fixup_reorder_chain): Likewise.
5367 * cfgrtl.c (patch_jump_insn): Likewise.
5368 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5369 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5370 (gimple_build_asm_vec): Add and use labels parameter.
5371 (gimple_build_asm): Remove.
5372 (walk_gimple_asm): Walk labels too.
5373 * gimple.def (GIMPLE_ASM): Update docs.
5374 * gimple.h: Update decls.
5375 (struct gimple_statement_asm): Change nc to use unsigned char;
5377 (gimple_asm_nlabels): New.
5378 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5379 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5380 into gimple_build_asm_vec.
5381 * jump.c (mark_jump_label_asm): New.
5382 (mark_jump_label): Use it.
5383 (redirect_jump_1): Handle asm goto.
5384 (invert_jump_1): Soft fail if X is null.
5385 * recog.c (extract_asm_operands): New.
5386 (asm_noperands): Use it; handle asm labels.
5387 (decode_asm_operands): Use extract_asm_operands.
5388 (asm_operand_ok): Properly handle empty string.
5389 * reg-stack.c (get_asm_operands_in_out): Rename from
5390 get_asm_operand_n_inputs; use extract_asm_operands; return both
5391 inputs and outputs by reference; update all callers.
5392 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5393 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5394 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5395 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5396 (extract_asm_operands): Declare.
5397 * stmt.c (expand_asm_operands): Add and use labels parameter.
5398 (check_unique_operand_names): Likewise.
5399 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5400 (expand_asm_stmt): Handle asm labels.
5401 * tree-cfg.c (make_gimple_asm_edges): New.
5402 (make_edges): Use it.
5403 (cleanup_dead_labels): Handle asm labels.
5404 (is_ctrl_altering_stmt): Likewise.
5405 (gimple_redirect_edge_and_branch): Likewise.
5406 * tree.def (ASM_EXPR): Add 5th operand.
5407 * tree.h (ASM_LABELS): New.
5408 (resolve_asm_operand_names): Update decl.
5410 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5411 (c_parser_asm_goto_operands): New.
5412 * c-tree.h (build_asm_expr): Update decl.
5413 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5414 * doc/extend.texi: Document asm goto.
5416 2009-09-14 Richard Henderson <rth@redhat.com>
5418 * except.h: Update declarations.
5419 (struct pointer_map_t): Forward declare.
5420 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5421 (struct eh_landing_pad_d, eh_landing_pad): New.
5422 (struct eh_catch_d, eh_catch): New.
5423 (struct eh_region_d): Remove next_region_sharing_label, aka,
5424 label, tree_label, landing_pad, post_landing_pad, resume,
5425 may_contain_throw. Rename region_number to index. Remove
5426 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5427 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5428 (VEC(eh_landing_pad,gc)): New.
5429 (struct eh_status): Remove last_region_number. Add lp_array,
5430 throw_stmt_table, ttype_data, ehspec_data.
5431 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5432 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5433 * except.c (lang_protect_cleanup_actions): Return tree.
5434 (struct ehl_map_entry): Remove.
5435 (init_eh_for_function): Push zero entries for region and lp_array.
5436 (gen_eh_region): Add to region_array immediately.
5437 (gen_eh_region_catch): Operate on eh_catch objects.
5438 (gen_eh_landing_pad): New.
5439 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5440 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5441 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5442 (get_eh_landing_pad_from_number_fn): New.
5443 (get_eh_landing_pad_from_number): New.
5444 (get_eh_region_from_lp_number_fn): New.
5445 (get_eh_region_from_lp_number): New.
5446 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5447 (get_exception_pointer, get_exception_filter): Remove.
5448 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5449 (current_function_has_exception_handlers): Simplify.
5450 (bring_to_root, eh_region_replaceable_by_p): Remove.
5451 (replace_region, hash_type_list, hash_eh_region): Remove.
5452 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5453 (label_to_region_map, num_eh_regions): Remove.
5454 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5455 (find_exception_handler_labels): Remove.
5456 (duplicate_eh_regions_0, find_prev_try): Remove.
5457 (struct duplicate_eh_regions_data): New.
5458 (duplicate_eh_regions_1): Rewrite.
5459 (duplicate_eh_regions): Return a pointer map instead of an
5461 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5462 (redirect_eh_edge_to_label): Remove.
5463 (eh_region_outermost): Rewrite using eh_region pointers
5464 instead of integers.
5465 (add_ttypes_entry): Update for ttype_data move to eh_status.
5466 (add_ehspec_entry): Rewrite with VEC instead of varray.
5467 (assign_filter_values): Likewise. Export.
5468 (build_post_landing_pads, connect_post_landing_pads): Remove.
5469 (dw2_build_landing_pads): Rewrite to use lp_array.
5470 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5471 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5472 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5473 (sjlj_mark_call_sites): Update for landing pad numbers.
5474 (finish_eh_generation): Rewrite.
5475 (gate_handle_eh): Do nothing for no eh tree.
5476 (pass_rtl_eh): Move up near finish_eh_generation.
5477 (remove_eh_landing_pad): New.
5478 (remove_eh_handler): Export.
5479 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5480 (for_each_eh_label): Rewrite to use lp_array.
5481 (make_reg_eh_region_note): New.
5482 (make_reg_eh_region_note_nothrow_nononlocal): New.
5483 (insn_could_throw_p): New.
5484 (copy_reg_eh_region_note_forward): New.
5485 (copy_reg_eh_region_note_backward): New.
5486 (check_handled, add_reachable_handler): Remove.
5487 (reachable_next_level, foreach_reachable_handler): Remove.
5488 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5489 (get_eh_region_and_lp_from_rtx): New.
5490 (get_eh_region_from_rtx): New.
5491 (can_throw_internal_1, can_throw_external_1): Remove.
5492 (can_throw_internal): Use get_eh_region_from_rtx.
5493 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5494 (insn_nothrow_p, can_nonlocal_goto): New.
5495 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5496 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5497 (add_action_record): Use VEC not varray.
5498 (collect_one_action_chain): Update for eh_region changes.
5499 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5500 Use get_eh_region_and_lp_from_rtx.
5501 (gate_convert_to_eh_region_ranges): New.
5502 (pass_convert_to_eh_region_ranges): Use it.
5503 (push_uleb128, push_sleb128): Use VEC not varray.
5504 (output_one_function_exception_table): Likewise.
5505 (dump_eh_tree): Update for eh_region changes.
5506 (verify_eh_tree): Likewise.
5507 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5508 * tree-eh.c: Include target.h.
5509 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5510 Don't disallow GIMPLE_RESX; adjust argument check.
5511 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5512 (record_stmt_eh_region): Update for landing pad numbers;
5513 generate a landing pad if necessary.
5514 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5515 (remove_stmt_from_eh_lp_fn): Similarly.
5516 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5517 Update for lp numbers; don't special case missing throw_stmt_table.
5518 (lookup_expr_eh_lp): Similarly.
5519 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5520 (eh_seq, eh_region_may_contain_throw): New.
5521 (struct leh_state): Add ehp_region.
5522 (struct leh_tf_state): Remove eh_label.
5523 (emit_post_landing_pad): New.
5524 (emit_resx, emit_eh_dispatch): New.
5525 (note_eh_region_may_contain_throw): New.
5526 (frob_into_branch_around): Take eh_region not eh label;
5527 emit eh code into eh_seq.
5528 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5529 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5530 lower_eh_must_not_throw. Emit code to eh_seq.
5531 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5532 (lower_try_finally_onedest): Likewise.
5533 (lower_try_finally_copy): Likewise.
5534 (lower_try_finally_switch): Likewise.
5535 (lower_try_finally): Initialize ehp_region.
5536 (lower_catch): Update for eh_catch objects.
5537 (lower_eh_filter): Don't handle must_not_throw.
5538 (lower_eh_must_not_throw): New.
5539 (lower_cleanup): Don't set eh_label.
5540 (lower_eh_constructs_2): Resolve eh builtins.
5541 Handle GIMPLE_EH_MUST_NOT_THROW.
5542 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5543 Add eh_seq to the end of the function body.
5544 (make_eh_dispatch_edges): New.
5545 (make_eh_edge): Remove.
5546 (make_eh_edges): Simplify for landing pads.
5547 (redirect_eh_edge_1): New.
5548 (redirect_eh_edge): Use it.
5549 (redirect_eh_dispatch_edge): New.
5550 (stmt_could_throw_p): Use a switch. Allow RESX.
5551 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5552 (stmt_can_throw_internal): Likewise.
5553 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5554 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5555 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5556 (gate_refactor_eh): New.
5557 (pass_refactor_eh): Use it.
5558 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5559 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5560 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5561 (remove_unreachable_handlers): Rename from
5562 tree_remove_unreachable_handlers; rewrite for landing pads;
5563 call remove_eh_handler directly.
5564 (remove_unreachable_handlers_no_lp): New.
5565 (unsplit_eh, unsplit_all_eh): New.
5566 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5567 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5568 (cleanup_empty_eh_unsplit): New.
5569 (cleanup_empty_eh): Rewrite.
5570 (cleanup_all_empty_eh): New.
5571 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5572 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5573 (gate_cleanup_eh): New.
5574 (pass_cleanup_eh): Use it.
5575 (verify_eh_edges): Move later in file. Expect one EH edge.
5576 (verify_eh_dispatch_edge): New.
5578 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5579 (gtype-desc.o): Add TARGET_H.
5580 (tree.o): Use EXCEPT_H, not except.h.
5581 (cfgbuild.o): Add EXPR_H.
5582 (GTFILES): Add vecprim.h.
5583 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5584 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5585 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5586 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5587 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5588 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5589 calls to can_throw_internal.
5590 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5591 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5592 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5593 (expand_gimple_stmt): Use make_reg_eh_region_note.
5594 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5595 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5596 or find_exception_handler_labels.
5597 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5598 there is exacly one EH edge. Use can_nonlocal_goto and
5600 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5601 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5602 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5603 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5604 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5605 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5606 * dse.c (scan_insn): Use insn_could_throw_p.
5607 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5608 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5609 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5610 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5611 EXC_PTR_EXPR or FILTER_EXPR.
5612 (tree_expr_nonzero_warnv_p): Likewise.
5613 * function.h: Include vecprim.h, not varray.h
5614 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5615 move ttype_data and ehspec_data members to struct eh_status; change
5616 action_record_data member to a VEC.
5617 * gcse.c (hash_scan_set): Use can_throw_internal.
5618 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5619 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5620 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5621 (block_may_fallthru): Don't handle RESX_EXPR.
5622 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5623 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5624 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5625 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5626 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5627 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5628 (gimple_size): Likewise.
5629 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5630 (gimple_build_resx): Use gimple_build_with_ops.
5631 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5632 (is_gimple_val): Likewise.
5633 (is_gimple_stmt): Remove RESX_EXPR.
5634 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5635 (GIMPLE_RESX): Reorder with other EH constructs.
5636 * gimple.h (struct gimple_statement_eh_mnt): New.
5637 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5638 (gimple_eh_filter_must_not_throw): Remove.
5639 (gimple_eh_filter_set_must_not_throw): Remove.
5640 (gimple_eh_must_not_throw_fndecl): New.
5641 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5642 (is_gimple_resx): New.
5643 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5644 Don't copy EH_FILTER_MUST_NOT_THROW.
5645 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5646 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5647 handle must_not_throw_labels specially.
5648 * ipa-pure-const.c (check_call): Update debug statement for LP.
5649 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5650 * ipa-utils.c (get_base_var): Likewise.
5651 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5652 * lower-subreg.c (move_eh_region_note): Remove.
5653 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5654 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5655 (create_task_copyfn): Likewise.
5656 (maybe_catch_exception): Use gimple_build_eh_filter.
5657 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5658 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5659 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5660 and pass_lower_resx.
5661 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5662 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5663 can_throw_internal, can_nonlocal_goto.
5664 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5665 copy_reg_eh_region_note_forward.
5666 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5667 (emit_output_reload_insns): Likewise.
5668 (copy_eh_notes): Remove.
5669 * rtl.def (RESX): Remove.
5670 * rtl.h: Update declarations.
5671 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5672 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5673 (update_eh_label): Remove.
5674 (cleanup_dead_labels_eh): New.
5675 (cleanup_deal_labels): Use it instead of update_eh_label.
5676 (gimple_merge_blocks): Update landing pad data structure when
5677 removing a landing pad label.
5678 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5679 test; handle GIMPLE_EH_MUST_NOT_THROW.
5680 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5681 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5682 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5683 (verify_stmt): Likewise. Verify landing pads.
5684 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5685 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5686 (struct move_stmt_d): Add eh_map.
5687 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5688 (move_stmt_r): Remap eh region numbers in builtin calls,
5689 resx and eh_dispatch.
5690 (move_block_to_fn): Remove eh_offset parameter. Use
5691 maybe_duplicate_eh_stmt_fn.
5692 (find_outermost_region_in_block): Operate on eh_region pointers
5693 instead of region numbers.
5694 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5695 duplicate_eh_regions.
5696 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5697 test earlier. Disallow EH landing pads.
5698 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5699 * tree-flow.h: Update declarations.
5700 (struct tree_ann_common_d): Replace rn with lp_nr.
5701 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5702 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5703 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5704 resx and eh_dispatch.
5705 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5706 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5707 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5708 from duplicate_eh_regions.
5709 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5710 update RESX; handle EH_DISPATCH.
5711 (expand_call_inline): Set eh_lp_nr, not eh_region.
5712 (maybe_inline_call_in_expr): Likewise.
5713 * tree-inline.h (struct copy_body_data): Replace eh_region with
5714 eh_lp_nr, eh_region_offset with eh_map.
5715 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5716 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5717 * tree-pretty-print.c (dump_generic_node): Don't handle
5718 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5719 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5720 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5721 EXC_PTR_EXPR, FILTER_EXPR.
5722 * tree-ssa-operands.c (get_expr_operands): Likewise.
5723 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5724 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5725 (ao_ref_init_from_vn_reference): Likewise.
5726 * tree-ssa-sink.c (statement_sink_location): Likewise.
5727 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5728 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5729 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5730 EXC_PTR_EXPR, FILTER_EXPR.
5731 (is_exception_related): Remove.
5732 (compute_avail): Don't call it.
5733 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5734 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5735 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5736 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5738 (build_resx): Remove.
5739 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5740 * tree.h: Update declarations.
5741 (EH_FILTER_MUST_NOT_THROW): Remove.
5742 (struct tree_label_decl): Add eh_landing_pad_nr.
5743 (EH_LANDING_PAD_NR): New.
5744 * value-prof.c (gimple_ic): Tidy variable names. Update for
5745 landing pad numbers.
5746 (gimple_stringop_fixed_value): Tidy variable names. Assert
5747 that neither call stmt can throw.
5748 * vecprim.h (uchar): New.
5749 (VEC(uchar,heap), VEC(uchar,gc)): New.
5751 * c-common.c (c_define_builtins): Update call to
5752 build_common_builtin_nodes.
5753 * c-parser.c (c_parse_file): Don't call
5754 default_init_unwind_resume_libfunc.
5756 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5758 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5759 (mips_cprestore_address_p): Likewise.
5760 (mips_save_gp_to_cprestore_slot): Likewise.
5761 (mips_restore_gp): Rename to...
5762 (mips_restore_gp_from_cprestore_slot): ...this.
5763 (mips_must_initialize_gp_p): Declare.
5764 (mips_emit_save_slot_move): Likewise.
5765 (mips_output_load_label): Return nothing.
5766 (mips_eh_uses): Declare.
5767 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5768 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5769 (TARGET_ABSOLUTE_JUMPS): Likewise.
5770 (EH_USES): Likewise.
5771 (FIRST_PSEUDO_REGISTER): Update comment.
5772 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5773 (MIPS_CALL): ...here.
5774 (REGISTER_NAMES): Add $cprestore.
5775 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5776 Add load_label_length, has_inflexible_gp_insn_p,
5777 has_flexible_gp_insn_p, must_initialize_gp_p and
5778 must_restore_gp_when_clobbered_p.
5779 (mips_expand_call): Don't generate split instructions here.
5780 (mips_split_call): Update the call to mips_restore_gp after
5781 the above name change.
5782 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5783 (mips_find_gp_ref): New function.
5784 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5785 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5786 (mips_insn_has_flexible_gp_ref_p): Likewise.
5787 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5788 (mips_function_has_gp_insn): Delete.
5789 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5790 Use the new functions above. Only return INVALID_REGNUM
5791 for TARGET_ABSOLUTE_JUMPS.
5792 (mips_must_initialize_gp_p): New function.
5793 (mips_get_cprestore_base_and_offset): New function, extracted from...
5794 (mips_cprestore_slot): ...here. Take a bool parameter.
5795 (mips_cfun_has_cprestore_slot_p): New function.
5796 (mips_cprestore_address_p): Likewise.
5797 (mips_save_gp_to_cprestore_slot): Likewise.
5798 (mips_restore_gp): Rename to...
5799 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5800 epilogue_completed. Update the call to mips_cprestore_slot.
5801 Test cfun->machine->must_restore_gp_when_clobbered_p.
5802 (mips_direct_save_slot_move_p): New function.
5803 (mips_emit_save_slot_move): Likewise.
5804 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5805 of cfun->machine->global_pointer.
5806 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5807 (mips_save_reg): Use mips_emit_save_slot_move.
5808 (mips_expand_prologue): Set must_initialize_gp_p.
5809 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5810 for all cprestore saves. Emit a use_cprestore instruction after
5811 setting up the cprestore slot.
5812 (mips_restore_reg): Use mips_emit_save_slot_move.
5813 (mips_process_load_label): New function.
5814 (mips_load_label_length): Likewise.
5815 (mips_output_load_label): Don't return asm: output it here instead.
5816 Use mips_process_load_label.
5817 (mips_adjust_insn_length): Adjust the length of branch instructions
5818 that have length MAX_PIC_BRANCH_LENGTH.
5819 (mips_output_conditional_branch): Update the call to
5820 mips_output_load_label. Assume the branch target is OPERANDS[0]
5821 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5822 (mips_output_order_conditional_branch): Swap the meaning of
5823 OPERANDS[0] and OPERANDS[1].
5824 (mips_variable_issue): Don't count ghost instructions.
5825 (mips_expand_ghost_gp_insns): New function.
5826 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5827 (mips_output_mi_thunk): Set must_initialize_gp_p.
5828 (mips_eh_uses): New function.
5829 * config/mips/predicates.md (cprestore_save_slot_operand)
5830 (cprestore_load_slot_operand): New predicates.
5831 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5832 (UNSPEC_MOVE_GP): Likewise.
5833 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5834 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5835 (CPRESTORE_SLOT_REGNUM): New register.
5836 (MAX_PIC_BRANCH_LENGTH): New constant.
5837 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5838 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5839 branches. Fix commentary.
5840 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5841 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5842 Change type to "ghost".
5843 (loadgp_absolute_<mode>): Likewise.
5844 (loadgp_rtp_<mode>): Likewise.
5845 (copygp_mips16): Likewise.
5846 (loadgp_blockage): Remove redundant mode attribute.
5847 (potential_cprestore): New instruction.
5848 (cprestore): Turn into an unspec set.
5849 (use_cprestore): New instruction.
5850 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5851 (*branch_fp_inverted): Likewise.
5852 (*branch_order<mode>): Likewise.
5853 (*branch_order<mode>_inverted): Likewise.
5854 (*branch_equality<mode>): Likewise.
5855 (*branch_equality<mode>_inverted): Likewise.
5856 (*branch_bit<bbv><mode>): Likewise.
5857 (*branch_bit<bbv><mode>_inverted): Likewise.
5858 (*branch_equality<mode>_mips16): Remove redundant mode.
5859 (jump): Turn into a define_expand.
5860 (*jump_absolute): New instruction.
5861 (*jump_pic): Likewise.
5862 (*jump_mips16): Rename previously-unnamed pattern. Remove
5863 redundant mode attribute.
5864 (restore_gp): Split on epilogue_completed rather than
5865 reload_completed. Change type to "ghost".
5866 (move_gp<mode>): New instruction.
5867 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5868 Remove redundant mode attribute.
5869 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5870 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5871 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5873 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5876 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5877 are returned in the same register (vs34 or v2) that Altivec vector
5878 types are returned in.
5879 (rs6000_libcall_value): Ditto.
5882 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5883 instead of explicit addsi3/adddi3 calls.
5884 (rs6000_split_multireg_move): Ditto.
5885 (rs6000_emit_allocate_stack): Ditto.
5886 (rs6000_emit_prologue): Ditto.
5887 (rs6000_output_mi_thunk): Ditto.
5889 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5890 size is 64 bits if we can use 64-bit registers.
5892 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5894 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5897 From Jie Zhang <jie.zhang@analog.com>:
5898 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5899 save FP and RETS with saveall attribute.
5900 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5901 with saveall attribute.
5903 * config/bfin/bfin.c (bfin_expand_builtin,
5904 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
5907 From Jie Zhang <jie.zhang@analog.com>:
5908 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
5909 before use in two places.
5910 * config/bfin/bfin.md (AREG): Define mode iterator.
5911 (reload_in, reload_out): Use mode iterator AREG.
5913 2009-09-14 Richard Guenther <rguenther@suse.de>
5916 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
5917 EH personality path.
5919 2009-09-13 Richard Guenther <rguenther@suse.de>
5920 Rafael Avila de Espindola <espindola@google.com>
5922 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
5923 (LANG_HOOKS_EH_PERSONALITY): Likewise.
5924 (LANG_HOOKS_INITIALIZER): Adjust.
5925 (lhd_pass_through_t): Declare.
5926 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
5928 * langhooks.c (lhd_pass_through_t): New function.
5929 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
5930 dwarf2out_begin_prologue): Use personality from current_function_decl.
5931 * expr.h (get_personality_function): Declare.
5932 * expr.c (get_personality_function): New function.
5933 (build_personality_function): Likewise.
5934 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
5935 (eh_personality_libfunc): Remove.
5936 * optabs.c (build_libfunc_function): New function split out from ...
5937 (init_one_libfunc): ... here.
5938 * tree.h (DECL_FUNCTION_PERSONALITY): New.
5939 (tree_function_decl): Add personality.
5940 (lhd_gcc_personality): Declare.
5941 (build_personality_function): Likewise.
5942 * tree.c (gcc_eh_personality_decl): New.
5943 (lhd_gcc_personality): New function.
5944 * except.h (lang_eh_runtime_type): Remove.
5945 (enum eh_personality_kind): New.
5946 (build_personality_function): Declare.
5947 (function_needs_eh_personality): Declare.
5948 * except.c (lang_eh_runtime_type): Remove.
5949 (function_needs_eh_personality): New function.
5950 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
5951 (sjlj_emit_function_enter, output_function_exception_table):
5952 Use personality from current_function_decl.
5953 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
5954 * tree-inline.c (tree_can_inline_p): Do not inline across different
5956 (expand_call_inline): Likewise. Adjust the callers EH personality.
5957 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
5958 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
5959 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
5960 (c-parser.o): Likewise
5961 * c-tree.h (c_eh_initialized_p): Remove.
5962 (c_maybe_initialize_eh): Likewise.
5963 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
5964 (finish_decl): Don't call c_maybe_initialize_eh.
5965 (c_eh_initialized_p): Remove.
5966 (c_maybe_initialize_eh): Likewise.
5967 * c-parser.c (c_parser_omp_construct): Likewise.
5968 (c_parse_file): Initialize exception handling.
5970 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
5972 * config.gcc (tm_file): Remove i386/biarch32.h
5973 for i?86-w64-mingw* case.
5974 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
5976 * config.host: Set for x64 mingw the option
5977 use_long_long_for_widest_fast_int to yes.
5979 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
5981 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5982 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
5983 (dbxout_begin_function): Likewise.
5984 * final.c (dwarf2_debug_info_emitted_p): New predicate.
5985 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
5986 set on the function.
5987 (final_end_function): Likewise.
5988 (final_scan_insn): Likewise.
5989 (rest_of_handle_final): Likewise.
5990 * varasm.c (assemble_start_function): Likewise.
5991 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5993 2009-09-12 Jason Merrill <jason@redhat.com>
5995 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
5996 * opts.c (common_handle_option): constify.
5998 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6000 * doc/install.texi (avr): Remove obsolete reference site.
6002 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6004 * doc/install.texi (Binaries): Adjust AIX link.
6006 2009-09-12 Akim Demaille <demaille@gostai.com>
6008 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6009 Use an imperative sentence.
6011 2009-09-11 Richard Henderson <rth@redhat.com>
6013 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6014 structure-name and has-tree-operands arguments; update all entries.
6015 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6017 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6018 (gsstruct_code_size): New.
6019 (gss_for_code_): New.
6020 (gss_for_code): Remove.
6021 (gimple_size): Rewrite using gsstruct_code_size.
6022 (gimple_statement_structure): Move to gimple.h.
6023 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6024 (gss_for_code, gimple_statement_structure): New.
6025 (gimple_ops): Use new arrays; tidy.
6027 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6029 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6030 operand to be a PLUS expression.
6031 * config/pa/pa.c (pa_secondary_reload): Likewise.
6033 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6035 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6037 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6040 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6042 From Jie Zhang <jie.zhang@analog.com>:
6043 * doc/extend.texi (node Function Attributes): Document l2
6045 (node Blackfin Variable Attributes): Document l2 variable attributes.
6047 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6049 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6050 to match the system compiler's configuration at inflection point.
6051 Add comment to remark a remaining difference with system compiler.
6053 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6054 * configure: Regenerate.
6056 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6058 From Jie Zhang <jie.zhang@analog.com>:
6059 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6060 (bfin_handle_l2_attribute): New.
6061 (bfin_attribute_table): Add l2 attribute.
6063 2009-09-11 Michael Matz <matz@suse.de>
6066 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6067 on the local_decls list.
6069 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6073 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6075 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6076 for VALUEs, to implement the documented interface.
6077 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6078 Adjust for VALUEs and anything else, to implement the
6079 documented interface.
6081 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6083 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6084 with actual SPE/paired vector modes before using 64-bit alignment.
6085 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6087 2009-09-10 DJ Delorie <dj@redhat.com>
6089 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6092 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6093 * config/mep/mep.c (mep_legitimate_constant_p): New.
6094 * config/mep/mep-protos.h: Prototype it.
6096 2009-09-10 Richard Henderson <rth@redhat.com>
6098 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6100 2009-09-10 Jason Merrill <jason@redhat.com>
6102 * tree.c (chain_index): New fn.
6103 * tree.h: Declare it.
6105 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6107 * config/sol2-c.c (cmn_err_length_specs): Initialize
6108 scalar_identity_flag.
6110 2009-09-10 Richard Henderson <rth@redhat.com>
6112 * tree.h (struct tree_decl_common): Move align member earlier;
6113 move label_decl_uid member ...
6114 (struct tree_label_decl): ... here.
6115 (LABEL_DECL_UID): Update to match.
6117 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6120 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6121 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6123 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6124 dest_prev if the edge is complex.
6126 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6128 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6129 loop latch tests earlier.
6131 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6132 before GIMPLE_RETURN, not after its predecessor; insert
6135 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6136 gimple_seq_empty_p to test for no PHI nodes.
6137 * tree-cfg.c (split_critical_edges): Likewise.
6139 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6141 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6143 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6144 introduced by the VTA branch merge.
6146 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6148 * ira-conflicts.c: Use fputs or putc instead of fprintf
6152 * tree-switch-conversion.c: Ditto.
6154 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6156 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6157 introduced by the VTA branch merge.
6159 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6162 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6164 PR rtl-optimization/39779
6165 * expr.c (convert_modes): Return when mode == oldmode after
6166 CONST_INTs are processed.
6168 2009-09-10 Nick Clifton <nickc@redhat.com>
6170 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6171 attribute and referring decl when creating renamed symbol.
6173 2009-09-10 Richard Guenther <rguenther@suse.de>
6176 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6178 (cgraph_finalize_compilation_unit): Compute reachability
6179 before emitting thunks. Properly process aliases before
6180 possibly removing unreachable nodes.
6182 2009-09-10 Richard Guenther <rguenther@suse.de>
6185 * tree.c (struct free_lang_data_d): Add worklist member.
6186 (find_decls_types_r): Push onto the worklist instead of recursing.
6187 Handle TREE_BINFOs properly.
6188 (find_decls_types): New function wrapped around find_decls_types_r
6189 to process the worklist.
6190 (find_decls_types_in_eh_region): Use it.
6191 (find_decls_types_in_node): Likewise.
6192 (find_decls_types_in_var): Likewise.
6193 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6194 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6195 (AGGREGATE_TYPE_P): Adjust.
6197 2009-09-09 Jason Merrill <jason@redhat.com>
6199 * configure.ac: Check glibc version even if we have an in-tree
6202 2009-09-09 Anthony Green <green@moxielogic.com>
6204 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6205 the constant 0 when appropriate.
6206 * config/moxie/constraints.md: Add constraint O.
6208 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6209 to pass up to 6 32-bit argument values in registers.
6210 (moxie_function_arg): Ditto.
6211 (moxie_arg_partial_bytes): Ditto.
6212 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6213 (REG_PARM_STACK_SPACE): Ditto.
6214 (FUNCTION_ARG_REGNO_P): Ditto.
6216 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6217 instruction to allocate stack space.
6219 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6221 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6222 unnecessarily stringent constraints. Fix address
6223 calculation in the splitters.
6225 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6227 PR rtl-optimization/39779
6228 * expr.c (convert_modes): Return when mode == oldmode after
6229 CONST_INTs are processed.
6231 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6234 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6235 (ix86_expand_prologue): Take frame.padding0 into logic of
6237 (ix86_expand_epilogue): Likewise.
6239 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6241 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6243 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6244 * config/t-slibgcc-libgcc: New file.
6245 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6247 2009-09-09 Martin Jambor <mjambor@suse.cz>
6249 PR tree-optimization/41089
6250 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6253 2009-09-09 Richard Henderson <rth@redhat.com>
6255 * gimple.h (CASE_GIMPLE_OMP): New.
6256 (is_gimple_omp): Use it.
6257 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6258 (verify_gimple_debug): Likewise.
6260 2009-09-09 Richard Guenther <rguenther@suse.de>
6262 PR tree-optimization/41101
6263 * tree-ssa-pre.c (maximal_set): Remove.
6264 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6265 Defer all blocks we didn't visit at least one successor.
6266 (add_to_exp_gen): Do not add to the maximal set.
6267 (make_values_for_phi): Likewise.
6268 (compute_avail): Likewise.
6269 (init_pre): Do not allocate the maximal set.
6270 (execute_pre): Do not dump it.
6272 2009-09-09 Martin Jambor <mjambor@suse.cz>
6274 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6275 an SSA_NAME rather than a is_gimple_variable.
6277 2009-09-09 Richard Guenther <rguenther@suse.de>
6280 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6281 code dealing with plain pointer bases.
6282 (maybe_fold_offset_to_reference): Likewise.
6283 (maybe_fold_stmt_addition): Adjust.
6285 2009-09-09 Richard Guenther <rguenther@suse.de>
6287 * tree.c (free_lang_data_in_type): Do not free the type variant
6289 (free_lang_data): Merge char_type_node with its properly signed
6291 (pass_ipa_free): Collect after freeing language specific data.
6293 2009-09-09 Michael Matz <matz@suse.de>
6296 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6297 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6298 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6301 2009-09-08 DJ Delorie <dj@redhat.com>
6303 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6305 2009-09-04 Jason Merrill <jason@redhat.com>
6307 * tree.c (tree_find_value): Remove.
6308 * tree.h: Remove prototype.
6309 * varasm.c (assemble_external): Use value_member instead.
6311 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6313 * toplev.c (process_options): Choose default debugging type when
6314 gtoggle enables debug info and type is unset.
6316 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6320 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6323 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6325 * configure: Rebuilt with modified libtool.m4.
6327 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6332 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6334 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6336 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6337 (remove_statement): Likewise.
6338 (rewrite_use_nonlinear_expr): Adjust.
6339 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6340 * tree-ssa.c (release_defs_bitset): ... this. New.
6341 * tree-flow.h (release_defs_bitset): Declare.
6343 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6346 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6347 in the middle block.
6349 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6351 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6352 via intptr_t to long type.
6353 (insert_operand_rank): Cast long type via intptr_t to
6355 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6357 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6358 from pointer to unsigned via uintptr_t.
6360 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6361 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6363 * configure: Regenerated.
6364 * config.in: Regenerated
6365 * system.h (stdint.h): Add include.
6366 (inttypes.h): Likewise.
6367 * Makefile.in (aclocal): Add config/stdint.m4.
6368 * aclocal.m4: Regenerated.
6370 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6372 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6374 (note_np_check_stores): New function.
6375 (harmless_null_pointer_p): New function.
6376 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6377 changed. Take into account whether we're in the shadow of a condjump
6378 that tested NP_REG for NULL.
6379 Lose all code that tested for SEQUENCEs.
6380 (workaround_speculation): Avoid inserting NOPs for loads that are
6381 either always executed or a NULL pointer.
6383 2009-09-08 Jan Hubicka <jh@suse.cz>
6385 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6386 * params.def (early-inlining-insns): Likewise.
6388 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6390 PR rtl-optimization/41239
6391 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6392 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6394 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6395 across calls, as the calls might not always return normally.
6396 (call_may_noreturn_p): New function.
6397 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6398 (init_deps): Initialize it.
6399 (remove_from_deps): Also remove calls from
6400 last_function_call_may_noreturn list.
6402 2009-09-07 Richard Henderson <rth@redhat.com>
6404 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6405 more VR->OPERANDS than LHS operands. Free LHS before returning.
6407 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6409 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6410 (attr "addrtype"): New member "spreg".
6411 Use it if mem_spfp_address_operand is true for the address.
6412 (attr "type"): New entry "stall".
6413 (cpu_unit "load"): New.
6414 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6416 (insn_reservation "loadsp"): New.
6417 (insn_reservation "load_stall1"): New.
6418 (insn_reservation "load_stall3"): New.
6420 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6421 (mem_p_address_operand): Exclude stack and frame pointer based
6423 (mem_spfp_address_operand): New; match them here.
6424 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6425 (bfin_reorg): Call it if scheduling insns.
6426 (bfin_gen_bundles): Remove dummy insns created by
6427 add_sched_insns_for_speculation.
6429 From Jie Zhang <jie.zhang@analog.com>:
6430 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6431 bfin_si_revision, bfin_workarounds): Move these ...
6432 * config/bfin/bfin.h: ... here.
6434 From Mike Frysinger <michael.frysinger@analog.com>
6435 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6436 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6437 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6438 bf547m, bf548m, and bf549m.
6439 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6440 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6441 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6442 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6443 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6444 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6445 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6446 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6447 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6448 bf542m, bf544m, bf547m, bf548m, and bf549m.
6450 From Jie Zhang <jie.zhang@analog.com>:
6451 * config/bfin/predicates.md (p_register_operand): New predicate.
6452 (dp_register_operand): New predicate.
6453 * config/bfin/bfin-protos.h (WA_05000074): Define.
6454 (ENABLE_WA_05000074): Define.
6455 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6456 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6457 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6458 (define_attr addrtype): Allow load/store register to be P register.
6459 (define_attr storereg): New.
6460 (define_cpu_unit anomaly_05000074): New.
6461 (define_insn_reservation dsp32shiftimm): New.
6462 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6463 (define_insn_reservation loadp): Cannot use slot2.
6464 (define_insn_reservation loadsp): Cannot use slot2.
6465 (define_insn_reservation storep): Cannot use slot2. Does not
6466 apply when working around 05000074.
6467 (define_insn_reservation storep_anomaly_05000074): New.
6468 (define_insn_reservation storei): Does not apply when working
6470 (define_insn_reservation storei_anomaly_05000074): New.
6471 (define_attr length): Add dsp32shiftimm case.
6472 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6473 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6474 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6475 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6476 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6478 2009-09-07 Martin Jambor <mjambor@suse.cz>
6481 * tree-sra.c (create_artificial_child_access): Return NULL if
6482 build_ref_for_offset fails.
6483 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6484 and create_artificial_child_access to fail.
6486 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6489 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6490 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6491 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6493 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6495 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6496 block, ensure it has an exit edge. Emit a barrier after a jump.
6498 2009-09-07 Nick Clifton <nickc@redhat.com>
6500 * gcc.c (this_is_linker_script): New variable. Like
6501 this_is_library_file but for the %T constructor.
6502 (end_going_arg): If this_is_linker_script is set then locate the
6503 script and insert a --script switch before it
6504 (do_spec_2): Initialise this_is_linker_script.
6505 (do_spec_1): Likewise. Handle %T construct.
6506 (eval_spec_function): Preserve this_is_linker_script.
6507 * doc/invoke.texi: Document %T construct in spec files.
6508 * config/m32c/m32c.h (LIB_SPEC): Use it.
6510 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6512 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6513 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6514 when volatile flag is set.
6515 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6517 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6520 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6521 (combine_stack_adjustments_for_block): Allow insns between stack
6522 adjustments and stores with corresponding pre-(dec|inc)rement or
6523 pre-modify operation.
6525 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6528 * combine-stack-adj.c (struct csa_memlist): Rename to...
6529 (struct csa_reflist): ... this. Rename mem field to ref.
6530 (free_csa_memlist): Rename to...
6531 (free_csa_reflist): ... this.
6532 (record_one_stack_memref): Rename to...
6533 (record_one_stack_ref): ... this. Handle also REG_P.
6534 (try_apply_stack_adjustment): Handle also REG_P.
6535 (struct record_stack_memrefs_data): Rename to...
6536 (struct record_stack_refs_data): ... this. Rename memlist field to
6538 (record_stack_memrefs): Rename to...
6539 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6540 subexpressions instead of failing when a MEM contains SP references.
6541 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6542 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6544 2009-09-06 Richard Guenther <rguenther@suse.de>
6547 * tree.c (build_array_type): Do not record types marked
6548 with structural equality in the canonical type hashtable.
6550 2009-09-06 Richard Guenther <rguenther@suse.de>
6553 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6555 2009-09-05 Richard Guenther <rguenther@suse.de>
6558 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6560 2009-09-05 Richard Guenther <rguenther@suse.de>
6563 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6565 2009-09-05 Richard Guenther <rguenther@suse.de>
6568 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6569 before comparing function argument types.
6571 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6574 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6577 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6580 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6582 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6583 locators before emit_insn is called.
6585 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6588 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6589 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6590 (reginfo_init): Don't call allocate_reg_info.
6592 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6595 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6596 NONDEBUG_INSN_P instead of INSN_P.
6598 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6601 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6603 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6606 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6607 pattern of the split.
6609 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6611 * toplev.c (process_options): Move setter of flag_var_tracking
6612 before other tests that depend on it. Move down setter of
6613 flag_rename_registers. Don't enable var-tracking-assignments
6614 by default if selective scheduling is enabled. Warn if both
6617 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6619 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6620 comment. Use switch statement to catch overlaps between rtx
6621 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6622 (IS_DECL_CODE): ... here. Remove.
6623 (check_value_is_not_decl): Remove.
6624 (dv_from_decl, dv_from_value): Check after conversion.
6626 2009-09-04 Richard Guenther <rguenther@suse.de>
6629 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6630 after emitting tunks. Move emitting thunks and ctors from ...
6631 (cgraph_optimize): ... here. Remove redundant
6632 cgraph_analyze_functions.
6633 * varasm.c (find_decl_and_mark_needed): Remove no longer
6635 (finish_aliases_1): Adjust check for thunk aliases.
6637 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6639 * config/arm/arm.md (ctzsi2): Added braces
6640 to avoid warning that broke booststrap.
6642 2009-09-04 Martin Jambor <mjambor@suse.cz>
6644 PR tree-optimization/41112
6645 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6646 handle variable-bounded arrays.
6647 (expr_with_var_bounded_array_refs_p): New function.
6648 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6650 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6652 * config/s390/2097.md: Removed two incorrect bypasses.
6653 (z10_fsimpdf): Fixed latency.
6654 (z10_fhex): New insn_reservation.
6655 (z10_floaddf): Fixed latency.
6656 (z10_floadsf): Fixed latency.
6657 (z10_ftrunctf): Fixed latency.
6658 (z10_ftruncdf): Fixed latency.
6659 * config/s390/s390.c (z10_cost): Fixed values.
6660 (s390_adjust_priority): Added z10 path.
6661 * config/s390/s390.md (type): Added fhex.
6662 (*mov<mode>_64dfp): Updated type attribute.
6663 (*mov<mode>_64): Updated type attribute.
6664 (*mov<mode>_31): Updated type attribute.
6665 (*mov<mode>"): Likewise.
6666 * config/s390/2084.md (x_fsimpdf): Updated condition.
6668 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6670 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6671 RTXs in the predicate for operand 1.
6673 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6675 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6676 (rbitsi2): New insn.
6677 (ctzsi2): New expand.
6678 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6680 2009-09-03 Martin Jambor <mjambor@suse.cz>
6682 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6683 (create_artificial_child_access): Use build_ref_for_offset instead
6684 of duplicate_expr_for_different_base.
6685 (propagate_subacesses_accross_link): Likewise.
6687 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6689 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6691 (mips16e_collect_argument_saves): Skip debug instructions.
6692 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6693 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6694 (r10k_insert_cache_barriers): Likewise.
6695 (mips_reorg_process_insns): Likewise.
6697 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6700 * ira.c (update_equiv_reg): Remove check on class likely spill.
6702 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6705 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6706 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6710 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6711 the stack slot if it is passed by invisible reference.
6712 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6713 by invisible reference.
6715 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6717 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6718 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6719 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6721 * config/bfin/sync.md: New file.
6722 * config/bfin/bfin.md: Include it.
6723 (UNSPEC_ATOMIC): New.
6724 (UNSPEC_ONES): Provide a unique number.
6726 From Jie Zhang <jie.zhang@analog.com>:
6727 * config/bfin/bfin.c (ret_regs): New.
6728 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6729 (must_save_rets_p): New.
6730 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6731 current_function_is_leaf.
6732 (do_link): Likewise.
6733 (do_unlink): Likewise.
6734 (expand_interrupt_handler_prologue): Use ret_regs array.
6735 (expand_interrupt_handler_epilogue): Use ret_regs array and
6736 pass return register to gen_return_internal.
6737 (bfin_expand_epilogue): Pass return register to
6738 gen_return_internal.
6739 (bfin_expand_call): Explicitly clobber RETS.
6740 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6741 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6742 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6743 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6745 (return_internal): Take a reg rtx rather than the register number.
6747 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6749 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6750 when comparing against estimated_loop_iterations_int return.
6752 2009-09-03 Richard Guenther <rguenther@suse.de>
6754 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6755 eh_personality_libfunc.
6757 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6759 * tree-parloops.c (separate_decls_in_region): Add space.
6761 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6763 * tree-parloops.c (separate_decls_in_region): Change the condition
6764 checking if there are reductions in the loop.
6766 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6768 PR tree-optimization/38275
6769 * tree-parloops.c (parallelize_loops): Replace profitability condition
6770 for expected number of iterations.
6772 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6774 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6775 (bootstrap-debug): Explain conditions in which it becomes default.
6776 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6779 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6781 * doc/invoke.texi (Optimize Options): Move
6782 -finline-small-functions to the -O2 list.
6784 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6786 * toplev.c (process_options): Enable var-tracking-assignments
6787 by default if var-tracking is enabled.
6789 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6791 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6793 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6794 * rtl.h (prev_nonnote_insn_bb): Declare it.
6796 2009-09-03 Diego Novillo <dnovillo@google.com>
6798 * cgraph.c (cgraph_node_for_decl): New.
6799 * cgraph.h (cgraph_node_for_decl): Declare.
6800 * tree.c (host_integerp): Return 0 if T is NULL.
6802 2009-09-03 Diego Novillo <dnovillo@google.com>
6804 * tree.h (struct alias_pair): Move from varasm.c.
6805 (alias_pairs): Likewise.
6806 (TYPE_MAXVAL): Define.
6807 (TYPE_MINVAL): Define.
6808 (iterative_hash_host_wide_int): Declare.
6809 (remove_unreachable_alias_pairs): Declare.
6810 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6811 * diagnostic.c (default_diagnostic_starter): Make extern.
6812 (default_diagnostic_finalizer): Make extern.
6813 * diagnostic.h (default_diagnostic_starter): Declare.
6814 (default_diagnostic_finalizer): Declare.
6815 (default_tree_printer): Declare.
6816 * toplev.c (default_tree_printer): Make extern.
6818 2009-09-03 Richard Guenther <rguenther@suse.de>
6819 Diego Novillo <dnovillo@google.com>
6821 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6822 * cgraphunit.c (cgraph_expand_function): Do not emit
6823 associated thunks from here.
6824 (cgraph_emit_thunks): New.
6825 (cgraph_optimize): Call it.
6826 Return if any IPA pass finds an error.
6827 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6830 2009-09-03 Simon Baldwin <simonb@google.com>
6831 Rafael Espindola <espindola@google.com>
6832 Richard Guenther <rguenther@suse.de>
6833 Doug Kwan <dougkwan@google.com>
6834 Diego Novillo <dnovillo@google.com>
6836 * tree.c: Include tree-pass.h, langhooks-def.h,
6837 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6838 (free_lang_data_in_type): New.
6839 (need_assembler_name_p): New.
6840 (free_lang_data_in_block): New.
6841 (free_lang_data_in_decl): New.
6842 (struct free_lang_data_d): New.
6843 (add_tree_to_fld_list): New.
6844 (find_decls_types_r): New.
6845 (get_eh_types_for_runtime): New.
6846 (find_decls_types_in_eh_region): New.
6847 (find_decls_types_in_node): New.
6848 (find_decls_types_in_var): New.
6849 (free_lang_data_in_cgraph): New.
6850 (free_lang_data): New.
6851 (gate_free_lang_data): New.
6852 (pass_ipa_free_lang_data): New.
6854 2009-09-03 Diego Novillo <dnovillo@google.com>
6856 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6857 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6858 (lang_hooks): Remove const qualifier.
6859 * ipa.c (cgraph_remove_unreachable_nodes): Call
6860 remove_unreachable_alias_pairs.
6861 * except.c (add_type_for_runtime): Check if TYPE has
6862 already been converted.
6863 (lookup_type_for_runtime): Likewise.
6864 (check_handled): Handle converted types.
6865 * varasm.c (remove_unreachable_alias_pairs): New.
6866 * gimple.c: Include demangle.h.
6867 (gimple_decl_printable_name): New.
6868 (gimple_fold_obj_type_ref): New.
6869 * gimple.h (gimple_decl_printable_name): Declare.
6870 (gimple_fold_obj_type_ref): Declare.
6871 * passes.c (init_optimization_passes): Add pass
6872 pass_ipa_free_lang_data.
6873 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6874 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6876 2009-09-03 Diego Novillo <dnovillo@google.com>
6878 * c-lang.c (lang_hooks): Remove const qualifier.
6880 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6882 * doc/install.texi (*-*-freebsd*): Update target information.
6884 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6886 * hard-reg-set.h (call_fixed_regs): Remove.
6887 * reginfo.c (call_fixed_regs): Remove.
6888 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6889 (globalize_reg): Don't use call_fixed_regs.
6890 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6893 2009-09-01 Michael Matz <matz@suse.de>
6895 * expr.h (emit_storent_insn, expand_expr_real_1,
6896 expand_expr_real_2): Declare.
6897 * expr.c (emit_storent_insn, expand_expr_real_1,
6898 expand_expr_real_2): Export.
6899 (store_expr): Setting and evaluating dont_return_target is useless.
6900 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6901 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
6902 * except.c (expand_resx_expr): Rename to ...
6903 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
6904 * except.h (expand_resx_stmt): Declare.
6905 * stmt.c: Add include gimple.h
6906 (expand_asm_expr): Rename to ...
6907 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
6908 (expand_case): Rewrite to take gimple statement.
6909 * tree.h (expand_asm_stmt): Declare.
6910 (expand_case): Change prototype.
6911 * Makefile.in (stmt.o): Depend on gimple.h.
6912 * builtins.c (expand_builtin_synchronize): Build gimple asm
6913 statement, not an ASM_EXPR.
6914 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
6915 gimple_to_tree, release_stmt_tree): Remove.
6916 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
6917 ggc_free, but hold comparison code and operands separately.
6918 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
6919 (expand_call_stmt, expand_gimple_stmt_1,
6920 expand_gimple_stmt): New helpers.
6921 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
6922 release_stmt_tree. Call expand_gimple_stmt instead.
6923 (expand_gimple_basic_block): Ditto.
6925 * calls.c (emit_call_1): Don't look at EH regions here, make
6926 fntree parameter useless.
6927 (expand_call): New local rettype for TREE_TYPE(exp), use it
6928 throughout. Remove local p, use addr instead.
6929 Don't look at EH regions here.
6931 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
6933 * doc/invoke.texi (-fsched-pressure): Document it.
6934 (-fsched-reg-pressure-heuristic): Remove it.
6936 * reload.c (ira.h): Include.
6937 (find_reloads): Add choosing reload on number of small spilled
6940 * haifa-sched.c (ira.h): Include.
6941 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
6942 saved_reg_pressure, curr_reg_live, saved_reg_live,
6943 region_ref_regs): New variables.
6944 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
6945 initiate_reg_pressure_info, setup_ref_regs,
6946 initiate_bb_reg_pressure_info, save_reg_pressure,
6947 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
6949 (setup_insn_reg_pressure_info): New function.
6950 (rank_for_schedule): Add pressure checking and insn issue time.
6951 Remove comparison of insn reg weights.
6952 (ready_sort): Set insn reg pressure info.
6953 (update_register_pressure, setup_insn_max_reg_pressure,
6954 update_reg_and_insn_max_reg_pressure,
6955 sched_setup_bb_reg_pressure_info): New functions.
6956 (schedule_insn): Add code for printing and updating reg pressure info.
6957 (find_set_reg_weight, find_insn_reg_weight): Remove.
6958 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
6959 (debug_ready_list): Print reg pressure info.
6960 (schedule_block): Ditto. Check insn issue time.
6961 (sched_init): Set up sched_pressure_p. Allocate and set up some
6962 reg pressure related info.
6963 (sched_finish): Free some reg pressure related info.
6964 (fix_tick_ready): Make insn always ready if pressure_p.
6965 (init_h_i_d): Don't call find_insn_reg_weight.
6966 (haifa_finish_h_i_d): Free insn reg pressure info.
6968 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6969 ira_memory_move_cost, ira_class_hard_regs,
6970 ira_class_hard_regs_num, ira_no_alloc_regs,
6971 ira_available_class_regs, ira_reg_class_cover_size,
6972 ira_reg_class_cover, ira_class_translate): Move to ira.h.
6974 * ira-lives.c (single_reg_class): Check mode to find how many
6975 registers are necessary for operand.
6976 (ira_implicitly_set_insn_hard_regs): New.
6978 * common.opt (fsched-pressure): New options.
6979 (fsched-reg-pressure-heuristic): Remove.
6981 * ira.c (setup_eliminable_regset): Rename to
6982 ira_setup_eliminable_regset. Make it external.
6983 (expand_reg_info): Pass cover class to setup_reg_classes.
6984 (ira): Call resize_reg_info instead of allocate_reg_info.
6986 * sched-deps.c: Include ira.h.
6987 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
6988 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
6989 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
6990 mark_insn_hard_regno_birth, mark_insn_reg_birth,
6991 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
6992 mark_insn_reg_store, mark_insn_reg_clobber,
6993 setup_insn_reg_pressure_info): New.
6994 (sched_analyze_1): Update implicit_reg_pending_uses.
6995 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
6996 Use them to create dependencies. Set insn reg uses and pressure
6997 info. Process reg_pending_uses in one place.
6998 (free_deps): Free implicit sets.
6999 (remove_from_deps): Remove implicit sets if necessary. Check
7000 implicit sets when clearing reg_last_in_use.
7001 (init_deps_global): Clear implicit_reg_pending_clobbers and
7002 implicit_reg_pending_uses.
7004 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7005 ira_memory_move_cost, ira_class_hard_regs,
7006 ira_class_hard_regs_num, ira_no_alloc_regs,
7007 ira_available_class_regs, ira_reg_class_cover_size,
7008 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7009 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7010 ira_implicitly_set_insn_hard_regs): New prototypes.
7012 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7013 cost_elements_num): New variables.
7014 (allocno_costs, total_costs): Rename to costs and
7015 total_allocno_costs.
7016 (COSTS_OF_ALLOCNO): Rename to COSTS.
7017 (allocno_pref): Rename to pref.
7018 (allocno_pref_buffer): Rename to pref_buffer.
7019 (common_classes): Rename to regno_cover_class.
7021 (record_reg_classes): Set allocno attributes only if allocno_p.
7022 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7023 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7024 and COSTS_OF_ALLOCNO.
7025 (print_costs): Rename to print_allocno_costs.
7026 (print_pseudo_costs): New.
7027 (process_bb_node_for_costs): Split into 2 functions with new
7028 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7029 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7030 new parameter dump_file. Use cost_elements_num instead of
7031 ira_allocnos_num. Make one iteration if preferred classes were
7032 already calculated for scheduler. Make 2 versions of code
7033 depending on allocno_p.
7034 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7035 regno_cover_class and COSTS instead of common_classes and
7037 (init_costs, finish_costs): New.
7038 (ira_costs): Set up allocno_p and cost_elements_num. Call
7039 init_costs and finish_costs.
7040 (ira_set_pseudo_classes): New.
7042 * rtl.h (allocate_reg_info): Remove.
7043 (resize_reg_info): Change return type.
7044 (reg_cover_class): New.
7045 (setup_reg_classes): Add new parameter.
7047 * sched-int.h (struct deps_reg): New member implicit_sets.
7048 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7049 (INCREASE_BITS): New macro.
7050 (struct reg_pressure_data, struct reg_use_data): New.
7051 (struct _haifa_insn_data): Remove reg_weight. Add members
7052 reg_pressure, reg_use_list, reg_set_list, and
7053 reg_pressure_excess_cost_change.
7054 (struct deps): New member implicit_sets.
7055 (pressure_p): New variable.
7056 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7057 (struct reg_pressure_data, struct reg_use_data): New.
7058 (INSN_REG_WEIGHT): Remove.
7059 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7060 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7061 (sched_init_region_reg_pressure_info,
7062 sched_setup_bb_reg_pressure_info): New prototypes.
7064 * reginfo.c (struct reg_pref): New member coverclass.
7065 (reg_cover_class): New function.
7066 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7067 (reg_info_size): New variable.
7068 (allocate_reg_info): Make static. Setup reg_info_size.
7069 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7070 (setup_reg_classes): Add a new parameter. Setup cover class too.
7072 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7075 * sched-rgn.c (deps_join): Set up implicit_sets.
7076 (schedule_region): Set up region and basic blocks pressure
7079 * passes.c (init_optimization_passes): Move
7080 pass_subregs_of_mode_init before pass_sched.
7082 2009-09-02 Martin Jambor <mjambor@suse.cz>
7084 * tree-sra.c (struct access): New field grp_hint.
7085 (dump_access): Dump grp_hint.
7086 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7088 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7089 those which have been specifically read and somehow written to.
7090 (propagate_subacesses_accross_link): Set grp_hint of right child and
7091 also possibly of the left child.
7093 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7095 * tree-object-size.c (addr_object_size): Always use object_size_type
7096 0 or 2 when determining the pointer pointed object size.
7098 2009-09-02 Richard Guenther <rguenther@suse.de>
7101 2009-08-31 Richard Guenther <rguenther@suse.de>
7103 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7104 to query if the memory regions for memmove overlap.
7105 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7106 asserts on pointers, instead deal with odd trees.
7107 (ptr_derefs_may_alias_p): Likewise.
7108 (refs_may_alias_p_1): Constructor bases also never alias.
7110 2009-08-01 Christian Bruel <christian.bruel@st.com>
7113 2009-07-31 Christian Bruel <christian.bruel@st.com>
7114 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7116 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7118 * doc/invoke.texi (-fvar-tracking-assignments): New.
7119 (-fvar-tracking-assignments-toggle): New.
7120 (-fdump-final-insns=file): Mark filename as optional.
7121 (--param min-nondebug-insn-uid): New.
7122 (-gdwarf-@{version}): Mention version 4.
7123 * opts.c (common_handle_option): Accept it.
7124 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7125 * regrename.c (regrename_optimize): Drop last. Don't count debug
7126 insns as uses. Don't reject change because of debug insn.
7127 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7128 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7129 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7130 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7131 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7132 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7133 * doc/gimple.texi (is_gimple_debug): New.
7134 (gimple_debug_bind_p): New.
7135 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7136 * doc/install.texi (bootstrap-debug): More details.
7137 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7138 (bootstrap-debug-lib): More details.
7139 (bootstrap-debug-ckovw): Update.
7140 (bootstrap-time): New.
7141 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7142 (insert_phi_nodes_for): Insert debug stmts.
7143 (rewrite_stmt): Take iterator. Insert debug stmts.
7144 (rewrite_enter_block): Adjust.
7145 (maybe_replace_use_in_debug_stmt): New.
7146 (rewrite_update_stmt): Use it.
7147 (mark_use_interesting): Return early for debug stmts.
7148 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7149 stmts before replacing stmt.
7150 (move_computations_stmt): Likewise.
7151 * ira-conflicts.c (add_copies): Skip debug insns.
7152 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7153 (regstat_bb_compute_ri): Skip debug insns.
7154 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7155 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7156 check_loop_closed_ssa_stmt): Skip debug stmts.
7157 * tree-tailcall.c (find_tail_calls): Likewise.
7158 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7159 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7160 (build_var_debug_value_stat): Declare.
7161 (build_var_debug_value): Define.
7162 (target_for_debug_bind): Declare.
7163 * reload.c (find_equiv_reg): Skip debug insns.
7164 * rtlanal.c (reg_used_between_p): Skip debug insns.
7165 (side_effects_p): Likewise.
7166 (canonicalize_condition): Likewise.
7167 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7168 insns never depend on debug insns.
7169 (create_ddg_dep_no_link): Likewise.
7170 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7171 Don't add inter-loop dependencies for debug insns.
7172 (build_intra_loop_deps): Likewise.
7173 (create_ddg): Count debug insns.
7174 * ddg.h (struct ddg::num_debug): New.
7175 (num_backargs): Pair up with previous int field.
7176 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7177 -fcompare-debug-second.
7178 * final.c (get_attr_length_1): Skip debug insns.
7179 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7180 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7181 (driver_self_specs): Map -fdump-final-insns to
7182 -fdump-final-insns=..
7183 (get_local_tick): New.
7184 (compare_debug_dump_opt_spec_function): Test for . argument and
7185 compute output name. Compute temp output spec without flag name.
7186 Compute -frandom-seed.
7187 (OPT): Undef after use.
7188 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7189 (average_num_loop_insns): Likewise.
7190 * params.h (MIN_NONDEBUG_INSN_UID): New.
7191 * gimple.def (GIMPLE_DEBUG): New.
7192 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7193 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7194 (merge_in_block): Fix whitespace.
7195 * toplev.c (flag_var_tracking): Update comment.
7196 (flag_var_tracking_assignments): New.
7197 (flag_var_tracking_assignments_toggle): New.
7198 (process_options): Don't open final insns dump file if we're not
7199 going to write to it. Compute defaults for var_tracking.
7200 * df-scan.c (df_insn_rescan_debug_internal): New.
7201 (df_uses_record): Handle debug insns.
7202 * haifa-sched.c (ready): Initialize n_debug.
7203 (contributes_to_priority): Skip debug insns.
7204 (dep_list_size): New.
7206 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7207 they're ready. Disregard previous debug insns to make decisions.
7208 (queue_insn): Never queue debug insns.
7209 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7210 (schedule_insn): Don't reject debug insns because of issue rate.
7211 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7212 (queue_to_ready): Skip and discount debug insns.
7213 (choose_ready): Let debug insns through.
7214 (schedule_block): Check boundary debug insns. Discount debug
7215 insns, schedule them early. Adjust whitespace.
7216 (set_priorities): Check for boundary debug insns.
7217 (add_jump_dependencies): Use dep_list_size.
7218 (prev_non_location_insn): New.
7219 (check_cfg): Use it.
7220 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7222 (remove_unused_ivs): Reset debug stmts.
7223 * modulo-sched.c (const_iteration_count): Skip debug insns.
7224 (res_MII): Discount debug insns.
7225 (loop_single_full_bb_p): Skip debug insns.
7226 (sms_schedule): Likewise.
7227 (sms_schedule_by_order): Likewise.
7228 (ps_has_conflicts): Likewise.
7229 * caller-save.c (refmarker_fn): New.
7230 (save_call_clobbered_regs): Replace regs with saved mem in
7232 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7233 Call refmarker_fn mark for hardregnos.
7234 (mark_reg_as_referenced): New.
7235 (replace_reg_with_saved_mem): New.
7236 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7237 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7239 (cse_extended_basic_block): Skip debug insns.
7240 (count_reg_usage): Likewise.
7241 (is_dead_reg): New, split out of...
7242 (set_live_p): ... here.
7243 (insn_live_p): Use it for debug insns.
7244 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7245 (execute_optimize_stdarg): Likewise.
7246 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7247 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7248 changes in debug stmts as changes.
7249 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7250 (moveup_expr): Don't move across debug insns. Don't move
7251 debug insn if it would create a bookkeeping block.
7252 (moveup_expr_cached): Don't use cache for debug insns that
7253 are heads of blocks.
7254 (compute_av_set_inside_bb): Skip debug insns.
7255 (sel_rank_for_schedule): Schedule debug insns first. Remove
7257 (block_valid_for_bookkeeping_p); Support lax searches.
7258 (create_block_for_bookkeeping): Adjust block numbers when
7259 encountering debug-only blocks.
7260 (find_place_for_bookkeeping): Deal with debug-only blocks.
7261 (generate_bookkeeping_insn): Accept no place to insert.
7262 (remove_temp_moveop_nops): New argument full_tidying.
7263 (prepare_place_to_insert): Deal with debug insns.
7264 (advance_state_on_fence): Debug insns don't start cycles.
7265 (update_boundaries): Take fence as argument. Deal with
7267 (schedule_expr_on_boundary): No full_tidying on debug insns.
7268 (fill_insns): Deal with debug insns.
7269 (track_scheduled_insns_and_blocks): Don't count debug insns.
7270 (need_nop_to_preserve_insn_bb): New, split out of...
7271 (remove_insn_from_stream): ... this.
7272 (fur_orig_expr_not_found): Skip debug insns.
7273 * rtl.def (VALUE): Move up.
7275 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7276 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7277 Set it if debug stmts are found.
7278 (statement_sink_location): Skip debug stmts. Propagate
7279 moving defs into debug stmts.
7280 * ifcvt.c (first_active_insn): Skip debug insns.
7281 (last_active_insns): Likewise.
7282 (cond_exec_process_insns): Likewise.
7283 (noce_process_if_block): Likewise.
7284 (check_cond_move_block): Likewise.
7285 (cond_move_convert_if_block): Likewise.
7286 (block_jumps_and_fallthru_p): Likewise.
7287 (dead_or_predicable): Likewise.
7288 * dwarf2out.c (debug_str_hash_forced): New.
7289 (find_AT_string): Add comment.
7290 (gen_label_for_indirect_string): New.
7291 (get_debug_string_label): New.
7292 (AT_string_form): Use it.
7293 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7294 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7295 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7296 several operations that cannot be represented with DWARF opcodes.
7297 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7298 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7299 (dwarf2out_var_location): Take during-call mark into account.
7300 (output_indirect_string): Update comment. Output if there are
7301 label and references.
7302 (prune_indirect_string): New.
7303 (prune_unused_types): Call it if debug_str_hash_forced.
7304 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7305 (dw_long_long_const): Remove.
7306 (struct dw_val_struct): Change val_long_long type to rtx.
7307 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7308 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7309 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7310 component instead of HOST_BITS_PER_LONG.
7311 (output_loc_operands): Likewise. For const8* assert
7312 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7313 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7314 rather than HOST_BITS_PER_LONG is >= 64.
7315 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7317 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7318 HOST_BITS_PER_LONG for dw_val_class_long_long.
7319 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7320 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7321 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7323 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7324 Handle DW_OP_implicit_value.
7325 (extract_int): Move prototype earlier.
7326 (mem_loc_descriptor): For SUBREG punt if inner
7327 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7328 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7329 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7330 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7331 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7332 instead of Pmode size.
7333 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7334 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7335 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7336 (concat_loc_descriptor, concatn_loc_descriptor,
7337 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7338 (add_location_or_const_value_attribute): Likewise. For single
7339 location loc_lists attempt to use add_const_value_attribute
7340 for constant decls. Add DW_AT_const_value even if
7341 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7343 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7344 (control_flow_insn_p): Likewise.
7345 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7346 (separate_decls_in_region_debug_bind): New.
7347 (separate_decls_in_region): Process debug bind stmts afterwards.
7348 * recog.c (verify_changes): Handle debug insns.
7349 (extract_insn): Likewise.
7350 (peephole2_optimize): Skip debug insns.
7351 * dse.c (scan_insn): Skip debug insns.
7352 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7354 (setup_id_for_insn): Handle debug insns.
7355 (maybe_tidy_empty_bb): Adjust whitespace.
7356 (tidy_control_flow): Skip debug insns.
7357 (sel_remove_insn): Adjust for debug insns.
7358 (sel_estimate_number_of_insns): Skip debug insns.
7359 (create_insn_rtx_from_pattern): Handle debug insns.
7360 (create_copy_of_insn_rtx): Likewise.
7361 * sel-sched-.h (sel_bb_end): Declare.
7362 (sel_bb_empty_or_nop_p): New.
7363 (get_all_loop_exits): Use it.
7364 (_eligible_successor_edge_p): Likewise.
7365 (return_nop_to_pool): Adjust.
7366 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7367 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7368 * gimple-pretty-print.c (dump_gimple_debug): New.
7369 (dump_gimple_stmt): Use it.
7370 (dump_bb_header): Skip gimple debug stmts.
7371 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7372 (fixup_match_2): Likewise.
7373 (regmove_backward_pass): Likewise. Simplify combined
7374 replacement. Handle debug insns.
7375 * function.c (instantiate_virtual_regs): Handle debug insns.
7376 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7377 * print-rtl.h: Include cselib.h.
7378 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7379 * df.h (df_inns_rescan_debug_internal): Declare.
7380 * gcse.c (alloc_hash_table): Estimate n_insns.
7381 (cprop_insn): Don't regard debug insns as changes.
7382 (bypass_conditional_jumps): Skip debug insns.
7383 (one_pre_gcse_pass): Adjust.
7384 (one_code_hoisting_pass): Likewise.
7385 (compute_ld_motion_mems): Skip debug insns.
7386 (one_cprop_pass): Adjust.
7387 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7388 (if_convertible_stmt_p): Handle debug stmts.
7389 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7390 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7391 * ira-build.c (create_bb_allocnos): Skip debug insns.
7392 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7393 (has_single_use): Likewise.
7394 (single_imm_use): Likewise.
7395 (num_imm_uses): Likewise.
7396 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7397 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7398 (create_outofssa_var_map): Likewise.
7399 * lower-subreg.c (adjust_decomposed_uses): New.
7400 (resolve_debug): New.
7401 (decompose_multiword_subregs): Use it.
7402 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7403 * emit-rtl.c: Include params.h.
7404 (cur_debug_insn_uid): Define.
7405 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7406 (copy_rtx_if_shared_1): Handle debug insns.
7407 (reset_used_flags): Likewise.
7408 (set_used_flags): LIkewise.
7409 (get_max_insn_count): New.
7410 (next_nondebug_insn): New.
7411 (prev_nondebug_insn): New.
7412 (make_debug_insn_raw): New.
7413 (emit_insn_before_noloc): Handle debug insns.
7414 (emit_jump_insn_before_noloc): Likewise.
7415 (emit_call_insn_before_noloc): Likewise.
7416 (emit_debug_insn_before_noloc): New.
7417 (emit_insn_after_noloc): Handle debug insns.
7418 (emit_jump_insn_after_noloc): Likewise.
7419 (emit_call_insn_after_noloc): Likewise.
7420 (emit_debug_insn_after_noloc): Likewise.
7421 (emit_insn_after): Take loc from earlier non-debug insn.
7422 (emit_jump_insn_after): Likewise.
7423 (emit_call_insn_after): Likewise.
7424 (emit_debug_insn_after_setloc): New.
7425 (emit_debug_insn_after): New.
7426 (emit_insn_before): Take loc from later non-debug insn.
7427 (emit_jump_insn_before): Likewise.
7428 (emit_call_insn_before): Likewise.
7429 (emit_debug_insn_before_setloc): New.
7430 (emit_debug_insn_before): New.
7431 (emit_insn): Handle debug insns.
7432 (emit_debug_insn): New.
7433 (emit_jump_insn): Handle debug insns.
7434 (emit_call_insn): Likewise.
7436 (init_emit): Take min-nondebug-insn-uid into account.
7437 Initialize cur_debug_insn_uid.
7438 (emit_copy_of_insn_after): Handle debug insns.
7439 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7440 location of single rhs in place.
7441 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7442 (floor_sdiv_adjust): New.
7443 (cell_sdiv_adjust): New.
7444 (cell_udiv_adjust): New.
7445 (round_sdiv_adjust): New.
7446 (round_udiv_adjust): New.
7447 (wrap_constant): Moved from cselib.
7448 (unwrap_constant): New.
7449 (expand_debug_expr): New.
7450 (expand_debug_locations): New.
7451 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7453 (gimple_expand_cfg): Expand debug locations.
7454 * cselib.c: Include tree-pass.h.
7455 (struct expand_value_data): New.
7456 (cselib_record_sets_hook): New.
7457 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7458 (cselib_clear_table): Move, and implemnet in terms of...
7459 (cselib_reset_table_with_next_value): ... this.
7460 (cselib_get_next_unknown_value): New.
7461 (discard_useless_locs): Don't discard preserved values.
7462 (cselib_preserve_value): New.
7463 (cselib_preserved_value_p): New.
7464 (cselib_preserve_definitely): New.
7465 (cselib_clear_preserve): New.
7466 (cselib_preserve_only_values): New.
7467 (new_cselib_val): Take rtx argument. Dump it in details.
7468 (cselib_lookup_mem): Adjust.
7469 (expand_loc): Take regs_active in struct. Adjust. Silence
7470 dumps unless details are requested.
7471 (cselib_expand_value_rtx_cb): New.
7472 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7473 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7474 without details. Copy more subregs. Try to resolve values
7475 using a callback. Wrap constants.
7476 (cselib_subst_to_values): Adjust.
7477 (cselib_log_lookup): New.
7478 (cselib_lookup): Call it.
7479 (cselib_invalidate_regno): Don't count preserved values as useless.
7480 (cselib_invalidate_mem): Likewise.
7481 (cselib_record_set): Likewise.
7482 (struct set): Renamed to cselib_set, moved to cselib.h.
7483 (cselib_record_sets): Adjust. Call hook.
7484 (cselib_process_insn): Reset table when it would be cleared.
7485 (dump_cselib_val): New.
7486 (dump_cselib_table): New.
7487 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7488 (remove_forwarder_block): Support moving debug stmts.
7489 * cselib.h (cselib_record_sets_hook): Declare.
7490 (cselib_expand_callback): New type.
7491 (cselib_expand_value_rtx_cb): Declare.
7492 (cselib_reset_table_with_next_value): Declare.
7493 (cselib_get_next_unknown_value): Declare.
7494 (cselib_preserve_value): Declare.
7495 (cselib_preserved_value_p): Declare.
7496 (cselib_preserve_only_values): Declare.
7497 (dump_cselib_table): Declare.
7498 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7499 (try_crossjump_to_edge): Likewise.
7500 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7501 dominated blocks when debug stmts are present.
7502 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7503 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7504 (set_var_live_on_entry): Likewise.
7505 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7506 * cfglayout.c (curr_location, last_location): Make static.
7507 (set_curr_insn_source_location): Don't avoid bouncing.
7508 (get_curr_insn_source_location): New.
7509 (get_curr_insn_block): New.
7510 (duplicate_insn_chain): Handle debug insns.
7511 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7513 * common.opt (fcompare-debug): Move to sort order.
7514 (fdump-unnumbered-links): Likewise.
7515 (fvar-tracking-assignments): New.
7516 (fvar-tracking-assignments-toggle): New.
7517 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7518 because of debug stmts.
7519 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7520 (eliminate_unnecessary_stmts): Walk dominated blocks before
7522 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7523 * ira.c (memref_used_between_p): Skip debug insns.
7524 (update_equiv_regs): Likewise.
7525 * sched-deps.c (sd_lists_size): Accept empty list.
7526 (sd_init_insn): Mark debug insns.
7527 (sd_finish_insn): Unmark them.
7528 (sd_add_dep): Reject non-debug deps on debug insns.
7529 (fixup_sched_groups): Give debug insns group treatment.
7531 (sched_analyze_reg): Don't mark debug insns for sched before call.
7532 (sched_analyze_2): Handle debug insns.
7533 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7535 (deps_analyze_insn): Handle debug insns.
7536 (deps_start_bb): Skip debug insns.
7537 (init_deps): Initialize last_debug_insn.
7538 * tree-ssa.c (target_for_debug_bind): New.
7539 (find_released_ssa_name): New.
7540 (propagate_var_def_into_debug_stmts): New.
7541 (propagate_defs_into_debug_stmts): New.
7542 (verify_ssa): Skip debug bind stmts without values.
7543 (warn_uninialized_vars): Skip debug stmts.
7544 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7545 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7546 (rtx_equal_p): Likewise.
7547 * ira-costs.c (scan_one_insn): Skip debug insns.
7548 (process_bb_node_for_hard_reg_moves): Likewise.
7549 * rtl.h (DEBUG_INSN_P): New.
7550 (NONDEBUG_INSN_P): New.
7551 (MAY_HAVE_DEBUG_INSNS): New.
7552 (INSN_P): Accept debug insns.
7553 (RTX_FRAME_RELATED_P): Likewise.
7554 (INSN_DELETED_P): Likewise
7555 (PAT_VAR_LOCATION_DECL): New.
7556 (PAT_VAR_LOCATION_LOC): New.
7557 (PAT_VAR_OCATION_STATUS): New.
7558 (NOTE_VAR_LOCATION_DECL): Reimplement.
7559 (NOTE_VAR_LOCATION_LOC): Likewise.
7560 (NOTE_VAR_LOCATION_STATUS): Likewise.
7561 (INSN_VAR_LOCATION): New.
7562 (INSN_VAR_LOCATION_DECL): New.
7563 (INSN_VAR_LOCATION_LOC): New.
7564 (INSN_VAR_LOCATION_STATUS): New.
7565 (gen_rtx_UNKNOWN_VAR_LOC): New.
7566 (VAR_LOC_UNKNOWN_P): New.
7567 (NOTE_DURING_CALL_P): New.
7568 (SCHED_GROUP_P): Accept debug insns.
7569 (emit_debug_insn_before): Declare.
7570 (emit_debug_insn_before_noloc): Declare.
7571 (emit_debug_insn_beore_setloc): Declare.
7572 (emit_debug_insn_after): Declare.
7573 (emit_debug_insn_after_noloc): Declare.
7574 (emit_debug_insn_after_setloc): Declare.
7575 (emit_debug_insn): Declare.
7576 (make_debug_insn_raw): Declare.
7577 (prev_nondebug_insn): Declare.
7578 (next_nondebug_insn): Declare.
7579 (delegitimize_mem_from_attrs): Declare.
7580 (get_max_insn_count): Declare.
7581 (wrap_constant): Declare.
7582 (unwrap_constant): Declare.
7583 (get_curr_insn_source_location): Declare.
7584 (get_curr_insn_block): Declare.
7585 * tree-inline.c (insert_debug_decl_map): New.
7586 (processing_debug_stmt): New.
7587 (remap_decl): Don't create new mappings in debug stmts.
7588 (remap_gimple_op_r): Don't add references in debug stmts.
7589 (copy_tree_body_r): Likewise.
7590 (remap_gimple_stmt): Handle debug bind stmts.
7591 (copy_bb): Skip debug stmts.
7592 (copy_edges_for_bb): Likewise.
7593 (copy_debug_stmt): New.
7594 (copy_debug_stmts): New.
7595 (copy_body): Copy debug stmts at the end.
7596 (insert_init_debug_bind): New.
7597 (insert_init_stmt): Take id. Skip and emit debug stmts.
7598 (setup_one_parameter): Remap variable earlier, register debug mapping.
7599 (estimate_num_insns): Skip debug stmts.
7600 (expand_call_inline): Preserve debug_map.
7601 (optimize_inline_calls): Check for no debug_stmts left-overs.
7602 (unsave_expr_now): Preserve debug_map.
7603 (copy_gimple_seq_and_replace_locals): Likewise.
7604 (tree_function_versioning): Check for no debug_stmts left-overs.
7605 Init and destroy debug_map as needed. Split edges unconditionally.
7606 (build_duplicate_type): Init and destroy debug_map as needed.
7607 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7608 (struct copy_body_data): Add debug_stmts and debug_map.
7609 * sched-int.h (struct ready_list): Add n_debug.
7610 (struct deps): Add last_debug_insn.
7611 (DEBUG_INSN_SCHED_P): New.
7612 (BOUNDARY_DEBUG_INSN_P): New.
7613 (SCHEDULE_DEBUG_INSN_P): New.
7614 (sd_iterator_cond): Accept empty list.
7615 * combine.c (create_log_links): Skip debug insns.
7616 (combine_instructions): Likewise.
7617 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7618 return value is always unshared.
7619 (struct rtx_subst_pair): New.
7620 (auto_adjust_pair): New.
7621 (propagate_for_debug_subst): New.
7622 (propagate_for_debug): New.
7623 (try_combine): Skip debug insns. Propagate removed defs into
7625 (next_nonnote_nondebug_insn): New.
7626 (distribute_notes): Use it. Skip debug insns.
7627 (distribute_links): Skip debug insns.
7628 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7629 * resource.c (mark_target_live_regs): Likewise.
7630 * var-tracking.c: Include cselib.h and target.h.
7631 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7633 (micro_operation_type_name): New.
7634 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7635 (struct micro_operation_def): Update comments.
7636 (decl_or_value): New type. Use instead of decls.
7637 (struct emit_note_data_def): Add vars.
7638 (struct attrs_def): Use decl_or_value.
7639 (struct variable_tracking_info_def): Add permp, flooded.
7640 (struct location_chain_def): Update comment.
7641 (struct variable_part_def): Use decl_or_value.
7642 (struct variable_def): Make var_part a variable length array.
7644 (scratch_regs): New.
7645 (cselib_hook_called): New.
7646 (dv_is_decl_p): New.
7647 (dv_is_value_p): New.
7650 (dv_as_opaque): New.
7651 (dv_onepart_p): New.
7653 (IS_DECL_CODE): New.
7654 (check_value_is_not_decl): New.
7655 (dv_from_decl): New.
7656 (dv_from_value): New.
7657 (dv_htab_hash): New.
7658 (variable_htab_hash): Use it.
7659 (variable_htab_eq): Support values.
7660 (variable_htab_free): Free from the right pool.
7661 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7662 (attrs_list_union): Adjust.
7663 (attrs_list_mpdv_union): New.
7664 (tie_break_pointers): New.
7665 (canon_value_cmp): New.
7666 (unshare_variable): Return possibly-modified slot.
7667 (vars_copy_1): Adjust.
7668 (var_reg_decl_set): Adjust. Split out of...
7669 (var_reg_set): ... this.
7670 (get_init_value): Adjust.
7671 (var_reg_delete_and_set): Adjust.
7672 (var_reg_delete): Adjust.
7673 (var_regno_delete): Adjust.
7674 (var_mem_decl_set): Split out of...
7675 (var_mem_set): ... this.
7676 (var_mem_delete_and_set): Adjust.
7677 (var_mem_delete): Adjust.
7681 (variable_union): Adjust. Speed up merge of 1-part vars.
7682 (variable_canonicalize): Use unshared slot.
7683 (VALUED_RECURSED_INTO): New.
7684 (find_loc_in_1pdv): New.
7685 (struct dfset_merge): New.
7686 (insert_into_intersection): New.
7687 (intersect_loc_chains): New.
7689 (canonicalize_loc_order_check): New.
7690 (canonicalize_values_mark): New.
7691 (canonicalize_values_star): New.
7692 (variable_merge_over_cur): New.
7693 (variable_merge_over_src): New.
7694 (dataflow_set_merge): New.
7695 (dataflow_set_equiv_regs): New.
7696 (remove_duplicate_values): New.
7697 (struct dfset_post_merge): New.
7698 (variable_post_merge_new_vals): New.
7699 (variable_post_merge_perm_vals): New.
7700 (dataflow_post_merge_adjust): New.
7701 (find_mem_expr_in_1pdv): New.
7702 (dataflow_set_preserve_mem_locs): New.
7703 (dataflow_set_remove_mem_locs): New.
7704 (dataflow_set_clear_at_call): New.
7705 (onepart_variable_different_p): New.
7706 (variable_different_p): Use it.
7707 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7708 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7710 (track_loc_p): Pass it true.
7711 (struct count_use_info): New.
7712 (find_use_val): New.
7713 (replace_expr_with_values): New.
7715 (use_type): New, partially split out of...
7716 (count_uses): ... this. Count new micro-ops.
7717 (count_uses_1): Adjust.
7718 (count_stores): Adjust.
7719 (count_with_sets): New.
7720 (VAL_NEEDS_RESOLUTION): New.
7721 (VAL_HOLDS_TRACK_EXPR): New.
7722 (VAL_EXPR_IS_COPIED): New.
7723 (VAL_EXPR_IS_CLOBBERED): New.
7724 (add_uses): Adjust. Generate new micro-ops.
7725 (add_uses_1): Adjust.
7726 (add_stores): Generate new micro-ops.
7727 (add_with_sets): New.
7728 (find_src_status): Adjust.
7729 (find_src_set_src): Adjust.
7730 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7731 Handle new micro-ops. Canonicalize value equivalances.
7732 (vt_find_locations): Compute total size of hash tables for
7733 dumping. Perform merge for var-tracking-assignments. Don't
7734 disregard single-block loops.
7735 (dump_attrs_list): Handle decl_or_value.
7736 (dump_variable): Take variable. Deal with decl_or_value.
7737 (dump_variable_slot): New.
7738 (dump_vars): Use it.
7739 (dump_dataflow_sets): Adjust.
7740 (set_slot_part): New, extended to support one-part variables
7741 after splitting out of...
7742 (set_variable_part): ... this.
7743 (clobber_slot_part): New, split out of...
7744 (clobber_variable_part): ... this.
7745 (delete_slot_part): New, split out of...
7746 (delete_variable_part): .... this.
7747 (check_wrap_constant): New.
7748 (vt_expand_loc_callback): New.
7749 (vt_expand_loc): New.
7750 (emit_note_insn_var_location): Adjust. Handle values. Handle
7751 EMIT_NOTE_AFTER_CALL_INSN.
7752 (emit_notes_for_differences_1): Adjust. Handle values.
7753 (emit_notes_for_differences_2): Likewise.
7754 (emit_notes_for_differences): Adjust.
7755 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7756 Adjust. Handle new micro-ops.
7757 (vt_add_function_parameters): Adjust. Create and bind values.
7758 (vt_initialize): Adjust. Initialize scratch_regs and
7759 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7760 operations. Move some code to count_with_sets and add_with_sets.
7761 (delete_debug_insns): New.
7762 (vt_debug_insns_local): New.
7763 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7765 (var_tracking_main): If var-tracking-assignments is enabled
7766 but var-tracking isn't, delete debug insns and leave. Likewise
7767 if we exceed limits or fail the stack adjustments tests, and
7768 after all var-tracking processing.
7769 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7770 (dataflow_set): Add traversed_vars.
7771 (value_chain, const_value_chain): New typedefs.
7772 (value_chain_pool, value_chains): New variables.
7773 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7774 add_value_chains, add_cselib_value_chains, remove_value_chain,
7775 remove_value_chains, remove_cselib_value_chains): New functions.
7776 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7777 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7779 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7780 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7781 (dst_can_be_shared): New variable.
7782 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7783 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7784 different from set->vars, look up slot again instead of using the
7786 (dataflow_set_init): Initialize traversed_vars.
7787 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7788 lookup if set->vars is shared. Don't keep slot cleared before
7789 calling unshare_variable. Unshare set->vars if needed. Adjust
7790 unshare_variable callers. Clear dst_can_be_shared if needed.
7791 Even ->refcount == 1 vars must be unshared if set->vars is shared
7792 and var needs to be modified.
7793 (dataflow_set_union): Set traversed_vars during canonicalization.
7794 (VALUE_CHANGED, DECL_CHANGED): Define.
7795 (set_dv_changed, dv_changed_p): New static inlines.
7796 (track_expr_p): Clear DECL_CHANGED.
7797 (dump_dataflow_sets): Set it.
7798 (variable_was_changed): Call set_dv_changed.
7799 (emit_note_insn_var_location): Likewise.
7800 (changed_variables_stack): New variable.
7801 (check_changed_vars_1, check_changed_vars_2): New functions.
7802 (emit_notes_for_changes): Do nothing if changed_variables is
7803 empty. Traverse changed_variables with check_changed_vars_1,
7804 call check_changed_vars_2 on each changed_variables_stack entry.
7805 (emit_notes_in_bb): Add SET argument. Just clear it at the
7806 beginning, use it instead of local &set, don't destroy it at the end.
7807 (vt_emit_notes): Call dataflow_set_clear early on all
7808 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7809 computed set, dataflow_set_clear also VTI(bb)->in when we are
7810 done with the basic block. Initialize changed_variables_stack,
7811 free it afterwards. If ENABLE_CHECKING verify that after noting
7812 differences to an empty set value_chains hash table is empty.
7813 (vt_initialize): Initialize value_chains and value_chain_pool.
7814 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7815 (variable_tracking_main): Call dump_dataflow_sets before calling
7816 vt_emit_notes, not after it.
7817 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7818 (propagate_var_def_into_debug_stmts): Declare.
7819 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7820 (df_set_note): Reject debug insns.
7821 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7822 add notes to debug insns.
7823 (df_note_bb_compute): Adjust. Likewise.
7824 (df_simulate_uses): Skip debug insns.
7825 (df_simulate_initialize_backwards): Likewise.
7826 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7827 (subst_stack_regs_pat): Reject debug insns.
7828 (convert_regs_1): Handle debug insns.
7829 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7830 (print-rtl.o): Depend on cselib.h.
7831 (cselib.o): Depend on TREE_PASS_H.
7832 (var-tracking.o): Depend on cselib.h and TARGET_H.
7833 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7834 (init_ready_list): Skip boundary debug insns.
7835 (add_branch_dependences): Skip debug insns.
7836 (free_block_dependencies): Check for blocks with only debug insns.
7837 (compute_priorities): Likewise.
7838 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7839 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7841 (gimple_build_debug_bind_stat): New.
7842 (empty_body_p): Skip debug stmts.
7843 (gimple_has_side_effects): Likewise.
7844 (gimple_rhs_has_side_effects): Likewise.
7845 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7846 (gimple_build_debug_bind_stat): Declare.
7847 (gimple_build_debug_bind): Define.
7848 (is_gimple_debug): New.
7849 (gimple_debug_bind_p): New.
7850 (gimple_debug_bind_get_var): New.
7851 (gimple_debug_bind_get_value): New.
7852 (gimple_debug_bind_get_value_ptr): New.
7853 (gimple_debug_bind_set_var): New.
7854 (gimple_debug_bind_set_value): New.
7855 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7856 (gimple_debug_bind_reset_value): New.
7857 (gimple_debug_bind_has_value_p): New.
7858 (gsi_next_nondebug): New.
7859 (gsi_prev_nondebug): New.
7860 (gsi_start_nondebug_bb): New.
7861 (gsi_last_nondebug_bb): New.
7862 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7863 (print_insn): Handle DEBUG_INSN.
7864 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7865 of first insn prevail.
7866 (first_stmt): Skip debug stmts.
7867 (first_non_label_stmt): Likewise.
7868 (last_stmt): Likewise.
7869 (has_zero_uses_1): New.
7870 (single_imm_use_1): New.
7871 (verify_gimple_debug): New.
7872 (verify_types_in_gimple_stmt): Handle debug stmts.
7873 (verify_stmt): Likewise.
7874 (debug_loop_num): Skip debug stmts.
7875 (remove_edge_and_dominated_blocks): Remove dominators last.
7876 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7877 (linearize_expr): Likewise.
7878 * config/i386/i386.c (ix86_delegitimize_address): Call
7879 default implementation.
7880 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7881 (group_barrier_needed): Skip debug insns.
7882 (emit_insn_group_barriers): Likewise.
7883 (emit_all_insn_group_barriers): Likewise.
7884 (ia64_variable_issue): Handle debug insns.
7885 (ia64_dfa_new_cycle): Likewise.
7886 (final_emit_insn_group_barriers): Skip debug insns.
7887 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7888 def cfa without frame.
7889 (process_set): Likewise.
7890 (process_for_unwind_directive): Pass frame on.
7891 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7892 (rs6000_delegitimize_address): New.
7893 (rs6000_debug_adjust_cost): Handle debug insns.
7894 (is_microcoded_insn): Likewise.
7895 (is_cracked_insn): Likewise.
7896 (is_nonpipeline_insn): Likewise.
7897 (insn_must_be_first_in_group): Likewise.
7898 (insn_must_be_last_in_group): Likewise.
7899 (force_new_group): Likewise.
7900 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7901 contains only debug insns.
7902 (rtl_merge_blocks): Skip debug insns.
7903 (purge_dead_edges): Likewise.
7904 (rtl_block_ends_with_call_p): Skip debug insns.
7905 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
7906 (mark_reg_dependencies): Skip debug insns.
7907 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
7908 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
7909 * tree-ssa-threadedge.c
7910 (record_temporary_equivalences_from_stmts): Skip debug stmts.
7911 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
7912 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
7913 (copyprop_hardreg_forward_1): Handle debug insns.
7914 * reload1.c (reload): Skip debug insns. Replace unassigned
7915 pseudos in debug insns with their equivalences.
7916 (eliminate_regs_in_insn): Skip debug insns.
7917 (emit_input_reload_insns): Skip debug insns at first, adjust
7919 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
7920 (get_indirect_ref_operands): Pass opf_no_vops on.
7921 (get_expr_operands): Likewise. Skip debug stmts.
7922 (parse_ssa_operands): Scan debug insns with opf_no_vops.
7924 2009-09-01 Richard Henderson <rth@redhat.com>
7926 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
7927 stmt_ends_pp_p statements at least once.
7928 * tree-vrp.c (vrp_initialize): Likewise.
7929 (vrp_visit_stmt): Be prepared for non-interesting stmts.
7931 2009-09-01 Dodji Seketeli <dodji@redhat.com>
7934 Fix AIX bootstrap after PR debug/30161
7935 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
7936 that is a GNU extension.
7937 (tmpl_value_parm_die_table): Move the definition of this global
7938 outside #ifdef DWARF2_DEBUGGING_INFO region.
7940 2009-09-01 Richard Guenther <rguenther@suse.de>
7942 * tree.c (tree_expr_size): New function.
7943 * tree.h (tree_expr_size): Declare.
7944 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
7945 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
7946 * langhooks.c (lhd_expr_size): Remove.
7947 * langhooks.h (struct lang_hooks): Remove expr_size.
7948 * explow.c (expr_size): Use tree_expr_size.
7949 (int_expr_size): Likewise.
7950 * langhooks-def.h (lhd_expr_size): Remove.
7951 (LANG_HOOKS_EXPR_SIZE): Likewise.
7952 (LANG_HOOKS_INITIALIZER): Adjust.
7954 2009-09-01 Richard Guenther <rguenther@suse.de>
7956 * tree-flow.h (mark_addressable): Move declaration ...
7957 * tree.h (mark_addressable): ... here.
7958 * stmt.c (expand_asm_operands): Use mark_addressable, not
7959 lang_hooks.mark_addressable.
7960 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7961 LANG_HOOKS_MARK_ADDRESSABLE.
7962 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
7963 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
7965 2009-08-31 Chris Demetriou <cgd@google.com>
7967 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
7968 vectorize if not TARGET_SSE2.
7970 2009-08-31 DJ Delorie <dj@redhat.com>
7972 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
7973 registers if no coprocessor is enabled.
7975 2009-08-31 Dodji Seketeli <dodji@redhat.com>
7978 * cgraph.h (cgraph_get_node): Declare ...
7979 * cgraph.c (cgraph_get_node): ... new function.
7980 * dwarf2out.c (gen_generic_params_dies,
7981 generic_parameter_die, tree_add_const_value_attribute_for_decl,
7982 make_ith_pack_parameter_name,
7983 append_entry_to_tmpl_value_parm_die_table,
7984 gen_remaining_tmpl_value_param_die_attribute): New functions.
7985 (gen_subprogram_die): Generate debug info for template parameters
7986 if debug info level is higher than DINFO_LEVEL_TERSE.
7987 Use tree_add_const_value_attribute_for_decl instead of
7988 tree_add_const_value_attribute.
7989 (gen_const_die): Use tree_add_const_value_attribute_for_decl
7990 instead of tree_add_const_value_attribute.
7991 (gen_struct_or_union_type_die): Generate debug
7992 info for template parameters if debug info level is higher than
7994 (tree_add_const_value_attribute): Handle integral and pointer
7995 constants. Update comment.
7996 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
7997 (dwarf_attr_name): Support DW_AT_GNU_template_name.
7998 (reference_to_unused): Fix thinko. Remove redundant predicates from
8000 (tree_add_const_value_attribute): Make this work for constant
8002 tree_add_const_value_attribute_for_decl is to be used for variable
8004 (add_location_or_const_value_attribute): Use
8005 tree_add_const_value_attribute_for_decl now.
8006 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8007 DW_TAG_template_value_param DIEs after function DIEs have been
8009 * langhooks.h (lang_hooks_for_types): Add
8010 get_argument_pack_elems.
8011 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8012 (lang_hooks): Added get_innermost_generic_parms,
8013 get_innermost_generic_args.
8014 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8015 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8016 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8017 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8019 2009-08-31 DJ Delorie <dj@redhat.com>
8021 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8022 it once we start generating the prologue or epilogue.
8023 (mep_call_saves_register): If the frame is locked, re-use
8025 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8026 (mep_expand_prologue): Call it.
8027 (mep_expand_epilogue): Likewise.
8028 (mep_start_function): Use the same logic as mep_expand_prologue.
8029 (mep_pass_by_reference): Make logic more readable.
8030 (mep_return_in_memory): Zero-sized objects are passed in memory.
8031 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8033 2009-08-31 Richard Guenther <rguenther@suse.de>
8035 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8036 to query if the memory regions for memmove overlap.
8037 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8038 asserts on pointers, instead deal with odd trees.
8039 (ptr_derefs_may_alias_p): Likewise.
8040 (refs_may_alias_p_1): Constructor bases also never alias.
8042 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8044 * doc/install.texi (Final install): Adjust reference on where to
8045 order printed manuals.
8047 2009-08-30 Olivier Hainque <hainque@adacore.com>
8049 * dwarf2out.c (switch_to_frame_table_section): Move
8050 definition prior to first use.
8052 2009-08-30 Richard Guenther <rguenther@suse.de>
8054 PR tree-optimization/41186
8055 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8056 (ao_ref_init_from_ptr_and_size): New function.
8057 (ref_maybe_used_by_call_p_1): Be more precise tracking
8058 used ranges for builtin functions.
8059 (ref_maybe_used_by_call_p): Adjust.
8060 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8061 ranges for builtin functions.
8062 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8064 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8067 * fwprop.c (get_reg_use_in): Delete.
8068 (free_load_extend): New function.
8069 (forward_propagate_subreg): Use it.
8071 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8073 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8075 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8078 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8081 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8083 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8084 fini or fini_array section.
8086 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8088 * graphite-dependences.c (graphite_legal_transform_bb): Call
8089 pbb_remove_duplicate_pdrs.
8090 * graphite-poly.c (can_collapse_pdr): Removed.
8091 (pdr_find_duplicate): Removed.
8092 (can_collapse_pdrs): New.
8093 (pbb_remove_duplicate_pdrs): New.
8094 (new_poly_dr): Do not look for duplicates.
8095 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8096 (PBB_PDR_DUPLICATES_REMOVED): New.
8097 (pbb_remove_duplicate_pdrs): Declared.
8099 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8101 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8102 the strides by multiplying by PDR_NB_REFS.
8103 * graphite-poly.c (can_collapse_pdr): New.
8104 (pdr_find_duplicate): New.
8105 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8106 Initialize PDR_NB_REFS.
8107 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8109 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8111 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8114 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8117 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8119 * graphite-dependences.c (pddr_original_scattering): Return NULL
8120 for read-read dependence relations.
8121 * graphite-poly.h (enum poly_dr_type): Fix comment.
8124 (pdr_may_write_p): New.
8126 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8128 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8129 (struct poly_dr): Same.
8130 (new_poly_dr): Same.
8131 * graphite-poly.c (new_poly_dr): Same.
8132 * graphite-dependences.c (dot_deps): Disable call to system.
8134 2009-08-28 Cary Coutant <ccoutant@google.com>
8137 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8138 struct/union/enum types local to a function.
8140 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8141 Sebastian Pop <sebastian.pop@amd.com>
8143 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8144 pbb_strip_mine_time_depth. Changed the implementation so that
8145 transformation is expressed as a transformation on
8146 time (scatttering) dimensions. Also, ensures that the 2d+1
8147 scheduling format is preserved.
8148 (pbb_strip_mine_profitable_p): Profitability is based on the
8149 iteration number of a given time (scattering) dimension,
8150 and not on a original loop depth dimension.
8151 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8152 (pbb_do_strip_mine): Call psct_dynamic_dim.
8153 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8154 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8155 (pbb_nb_dynamic_scattering_transform): New.
8156 (psct_dynamic_dim): New.
8158 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8160 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8161 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8162 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8163 * graphite-interchange.c (build_linearized_memory_access): Same.
8164 (memory_stride_in_loop): Same.
8166 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8168 * graphite-dependences.c (pddr_original_scattering): New.
8169 (graphite_legal_transform_dr): Call pddr_original_scattering.
8172 * graphite-dependences.h (dot_deps): Declared.
8173 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8174 (print_pdr): Print PDR_ID.
8175 * graphite-poly.h (struct poly_dr): Add field id.
8178 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8180 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8182 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8183 not delete the original dependence relation.
8185 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8187 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8188 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8189 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8190 (free_poly_ddr): New.
8191 (pddr_is_empty): New.
8192 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8193 (dependence_polyhedron): Same. Remove useless gcc_assert.
8195 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8196 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8197 * graphite-dependences.h (enum poly_dependence_kind): New.
8198 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8199 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8200 (PDRP_SINK): Renamed PDDR_SINK.
8201 (PDRP_DDP): Renamed PDDR_DDP.
8203 (free_poly_ddr): Declared.
8204 * graphite-poly.c (new_scop): Use the new hash function names.
8205 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8206 into original_pddrs.
8207 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8209 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8211 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8212 bounds with LT_EXPR to make niter analysis more precise on code
8213 generated by Graphite.
8215 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8217 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8218 (graphite_legal_transform_bb): Same.
8219 (poly_drs_may_alias_p): Same.
8221 2009-08-28 Richard Guenther <rguenther@suse.de>
8223 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8225 2009-08-28 Jan Beulich <jbeulich@novell.com>
8227 * config/i386/netware.c: Include langhooks.h.
8228 (i386_nlm_encode_section_info): Simplify.
8229 (netware_override_options): Delete.
8230 * config/i386/netware.h (netware_override_options): Delete
8232 (OVERRIDE_OPTIONS): Delete definition.
8233 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8234 (ASM_COMMENT_START): Define.
8235 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8237 2009-08-28 Jan Beulich <jbeulich@novell.com>
8239 * configure.ac: For in-tree ld, do a plain version check to
8240 determine whether comdat groups are supported.
8241 * configure: Regenerate.
8243 2009-08-28 Olivier Hainque <hainque@adacore.com>
8245 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8246 always defined. Reflect definition or absence of such for
8247 COLLECT_EXPORT_LIST. Readability helper.
8248 (scanfilter): New enum, to help control what symbols
8249 are to be considered or ignored by scan_prog_file.
8250 (enum pass): Rename as "scanpass", moved together with scanfilter
8251 prior to scan_prog_file's prototype.
8252 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8253 Group prototype with the scanpass/scanfilter definitions, factorize
8254 head comments for the several implementations at the prototype.
8255 (main): Reorganize the first pass link control to let AIX
8256 drag only the needed frame tables in executables. Prevent
8257 frame tables collection during the scan aimed at static ctors.
8258 Pre-link and scan for frame tables later to compensate.
8259 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8260 A C statement to issue assembly directives that create a reference
8261 to the given DWARF table identifier label from the current function
8263 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8264 to differentiate first time section entry. Only emit a .data
8265 tables start identifier label the first time around.
8266 (switch_to_frame_table_section): New function. Helper for
8267 output_call_frame_info to switch possibly BACK into the eh_frame
8268 or the debug_frame section depending on FOR_EH.
8269 (output_call_frame_info): Use helper to first enter the proper
8271 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8272 emit a link to the frame table start label from each function
8274 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8275 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8276 * config/rs6000/rs6000-protos.h: Declare it.
8277 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8279 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8281 * config/sh/sh.c (split_branches): Check the result of
8284 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8286 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8287 using -pthread -fopenmp
8289 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8291 * doc/service.texi (service directory): Update URL.
8293 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8295 PR rtl-optimization/40861
8296 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8297 extract word from a multi-word subreg for negative byte positions.
8299 2009-08-27 Tristan Gingold <gingold@adacore.com>
8300 Douglas B Rupp <rupp@gnat.com>
8302 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8303 (SECTION_VMS_OVERLAY): Define.
8304 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8306 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8308 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8309 common_object declarations.
8310 (ia64_section_type_flags): Set section flag for common_object.
8311 * config/ia64/ia64-protos.h
8312 (ia64_vms_output_aligned_decl_common): Declare.
8313 (ia64_vms_elf_asm_named_section): Declare.
8315 2009-08-27 Michael Matz <matz@suse.de>
8317 * expr.c (expand_expr_real_2): New function taking exploded
8318 unary or binary expression, split out from ...
8319 (expand_expr_real_1): ... here. Move over all unary/binary
8320 switch parts to above function, in particular these codes:
8321 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8322 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8323 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8324 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8325 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8326 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8327 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8328 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8329 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8330 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8331 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8332 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8333 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8334 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8335 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8336 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8337 VEC_PACK_FIX_TRUNC_EXPR.
8338 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8341 2009-08-27 Richard Guenther <rguenther@suse.de>
8343 * gengtype.c (main): Handle uint64_t.
8344 * ipa-utils.c (get_base_var): Indent properly.
8345 * tree-ssa-live.c (debug_scope_block): New function.
8346 * tree-flow.h (debug_scope_block): Declare.
8347 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8348 * basic-block.h (enum profile_status): Rename to
8349 enum profile_status_d.
8350 (x_profile_status): Adjust type.
8352 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8355 * dwarf2out.c (get_context_die): Declare this static function.
8356 (gen_type_die_with_usage): Make sure a DIE is a generated for
8357 the context of a typedef.
8359 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8361 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8364 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8366 * config/mips/mips-protos.h (mips_output_sync): Declare.
8367 (mips_sync_loop_insns): Likewise.
8368 (mips_output_sync_loop): Replace first two parameters with an rtx.
8369 * config/mips/mips.c (mips_multi_member): New structure.
8370 (mips_multi_members): New variable.
8371 (mips_multi_start): New function.
8372 (mips_multi_add): Likewise.
8373 (mips_multi_add_insn): Likewise.
8374 (mips_multi_add_label): Likewise.
8375 (mips_multi_last_index): Likewise.
8376 (mips_multi_copy_insn): Likewise.
8377 (mips_multi_set_operand): Likewise.
8378 (mips_multi_write): Likewise.
8379 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8380 (mips_init_print_operand_punct): Update accordingly.
8381 (mips_start_ll_sc_sync_block): New function.
8382 (mips_end_ll_sc_sync_block): Likewise.
8383 (mips_output_sync): Likewise.
8384 (mips_sync_insn1_template): Likewise.
8385 (mips_sync_insn2_template): Likewise.
8386 (mips_get_sync_operand): Likewise.
8387 (mips_process_sync_loop): Likewise.
8388 (mips_output_sync_loop): Use mips_process_sync_loop.
8389 (mips_sync_loop_insns): New function.
8390 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8391 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8392 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8393 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8394 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8395 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8396 (MIPS_SYNC_OLD_OP_12): Likewise.
8397 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8398 (MIPS_SYNC_NEW_OP_12): Likewise.
8399 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8400 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8401 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8402 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8403 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8404 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8405 * config/mips/mips.md (sync_mem): New attribute.
8406 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8407 (sync_exclusive_mask, sync_required_oldval): Likewise.
8408 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8409 (sync_release_barrier): Likewise.
8410 (length): Handle sync loops.
8411 (sync): Use mips_output_sync.
8412 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8413 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8414 and use mips_output_sync_loop.
8415 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8416 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8417 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8418 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8419 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8420 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8421 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8422 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8423 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8425 2009-08-26 Richard Guenther <rguenther@suse.de>
8428 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8429 the types to not match.
8430 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8432 * tree-ssa.c (useless_type_conversion_p): Conversions to
8433 pointers to unprototyped functions are useless.
8435 2009-08-26 Richard Guenther <rguenther@suse.de>
8437 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8438 whole-program condition, prepare to be called for non-globals.
8439 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8440 params build a representative with known type and track its fields.
8442 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8444 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8445 clearing by a taken branch.
8446 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8447 effectively after bbro pass.
8448 (sync_nand<mode>): Ditto.
8449 (sync_old_<fetchop_name><mode>): Ditto.
8450 (sync_old_nand<mode>): Ditto.
8451 (sync_new_<fetchop_name><mode>): Dito.
8452 (sync_new_nand<mode>): Ditto.
8453 (sync_compare_and_swap<mode>_1): Ditto.
8454 (*sync_compare_and_swap<mode>): Ditto.
8455 (sync_lock_test_and_set<mode>_1): Ditto.
8456 ("sync_lock_test_and_set<mode>): Ditto.
8458 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8460 * hwint.h (HOST_LONG_FORMAT): New macro
8461 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8462 Use HOST_PTR_PRINTF.
8463 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8464 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8465 (HOST_PTR_PRINTF): Document.
8467 2009-08-25 Jan Hubicka <jh@suse.cz>
8469 * config/i386/bmmintrin.h: Replace by #error.
8472 Michael Meissner <michael.meissner@amd.com>
8473 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8474 Tony Linthicum <tony.linthicum@amd.com>
8476 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8477 (TARGET_ROUND): New macro for the round/ptest instructions which
8478 are shared between SSE4.1 and SSE5.
8479 (OPTION_MASK_ISA_ROUND): Ditto.
8480 (OPTION_ISA_ROUND): Ditto.
8481 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8482 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8484 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8485 (-mfused-madd): New switch to give users control over whether the
8486 compiler optimizes to use the multiply/add SSE5 instructions.
8488 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8489 (ix86_handle_option): Turn off 3dnow if -msse5.
8490 (override_options): Add SSE5 support.
8491 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8493 (ix86_expand_sse_movcc): Add SSE5 support.
8494 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8495 vector type to the next largest size.
8496 (ix86_expand_sse5_pack): New function to use pperm to pack a
8497 vector type to the next smallest size.
8498 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8499 (IX86_BUILTIN_FMADDSD): Ditto.
8500 (IX86_BUILTIN_FMADDPS): Ditto.
8501 (IX86_BUILTIN_FMADDPD): Ditto.
8502 (IX86_BUILTIN_FMSUBSS): Ditto.
8503 (IX86_BUILTIN_FMSUBSD): Ditto.
8504 (IX86_BUILTIN_FMSUBPS): Ditto.
8505 (IX86_BUILTIN_FMSUBPD): Ditto.
8506 (IX86_BUILTIN_FNMADDSS): Ditto.
8507 (IX86_BUILTIN_FNMADDSD): Ditto.
8508 (IX86_BUILTIN_FNMADDPS): Ditto.
8509 (IX86_BUILTIN_FNMADDPD): Ditto.
8510 (IX86_BUILTIN_FNMSUBSS): Ditto.
8511 (IX86_BUILTIN_FNMSUBSD): Ditto.
8512 (IX86_BUILTIN_FNMSUBPS): Ditto.
8513 (IX86_BUILTIN_FNMSUBPD): Ditto.
8514 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8515 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8516 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8517 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8518 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8519 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8520 (IX86_BUILTIN_PPERM): Ditto.
8521 (IX86_BUILTIN_PERMPS): Ditto.
8522 (IX86_BUILTIN_PERMPD): Ditto.
8523 (IX86_BUILTIN_PMACSSWW): Ditto.
8524 (IX86_BUILTIN_PMACSWW): Ditto.
8525 (IX86_BUILTIN_PMACSSWD): Ditto.
8526 (IX86_BUILTIN_PMACSWD): Ditto.
8527 (IX86_BUILTIN_PMACSSDD): Ditto.
8528 (IX86_BUILTIN_PMACSDD): Ditto.
8529 (IX86_BUILTIN_PMACSSDQL): Ditto.
8530 (IX86_BUILTIN_PMACSSDQH): Ditto.
8531 (IX86_BUILTIN_PMACSDQL): Ditto.
8532 (IX86_BUILTIN_PMACSDQH): Ditto.
8533 (IX86_BUILTIN_PMADCSSWD): Ditto.
8534 (IX86_BUILTIN_PMADCSWD): Ditto.
8535 (IX86_BUILTIN_PHADDBW): Ditto.
8536 (IX86_BUILTIN_PHADDBD): Ditto.
8537 (IX86_BUILTIN_PHADDBQ): Ditto.
8538 (IX86_BUILTIN_PHADDWD): Ditto.
8539 (IX86_BUILTIN_PHADDWQ): Ditto.
8540 (IX86_BUILTIN_PHADDDQ): Ditto.
8541 (IX86_BUILTIN_PHADDUBW): Ditto.
8542 (IX86_BUILTIN_PHADDUBD): Ditto.
8543 (IX86_BUILTIN_PHADDUBQ): Ditto.
8544 (IX86_BUILTIN_PHADDUWD): Ditto.
8545 (IX86_BUILTIN_PHADDUWQ): Ditto.
8546 (IX86_BUILTIN_PHADDUDQ): Ditto.
8547 (IX86_BUILTIN_PHSUBBW): Ditto.
8548 (IX86_BUILTIN_PHSUBWD): Ditto.
8549 (IX86_BUILTIN_PHSUBDQ): Ditto.
8550 (IX86_BUILTIN_PROTB): Ditto.
8551 (IX86_BUILTIN_PROTW): Ditto.
8552 (IX86_BUILTIN_PROTD): Ditto.
8553 (IX86_BUILTIN_PROTQ): Ditto.
8554 (IX86_BUILTIN_PROTB_IMM): Ditto.
8555 (IX86_BUILTIN_PROTW_IMM): Ditto.
8556 (IX86_BUILTIN_PROTD_IMM): Ditto.
8557 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8558 (IX86_BUILTIN_PSHLB): Ditto.
8559 (IX86_BUILTIN_PSHLW): Ditto.
8560 (IX86_BUILTIN_PSHLD): Ditto.
8561 (IX86_BUILTIN_PSHLQ): Ditto.
8562 (IX86_BUILTIN_PSHAB): Ditto.
8563 (IX86_BUILTIN_PSHAW): Ditto.
8564 (IX86_BUILTIN_PSHAD): Ditto.
8565 (IX86_BUILTIN_PSHAQ): Ditto.
8566 (IX86_BUILTIN_FRCZSS): Ditto.
8567 (IX86_BUILTIN_FRCZSD): Ditto.
8568 (IX86_BUILTIN_FRCZPS): Ditto.
8569 (IX86_BUILTIN_FRCZPD): Ditto.
8570 (IX86_BUILTIN_CVTPH2PS): Ditto.
8571 (IX86_BUILTIN_CVTPS2PH): Ditto.
8572 (IX86_BUILTIN_COMEQSS): Ditto.
8573 (IX86_BUILTIN_COMNESS): Ditto.
8574 (IX86_BUILTIN_COMLTSS): Ditto.
8575 (IX86_BUILTIN_COMLESS): Ditto.
8576 (IX86_BUILTIN_COMGTSS): Ditto.
8577 (IX86_BUILTIN_COMGESS): Ditto.
8578 (IX86_BUILTIN_COMUEQSS): Ditto.
8579 (IX86_BUILTIN_COMUNESS): Ditto.
8580 (IX86_BUILTIN_COMULTSS): Ditto.
8581 (IX86_BUILTIN_COMULESS): Ditto.
8582 (IX86_BUILTIN_COMUGTSS): Ditto.
8583 (IX86_BUILTIN_COMUGESS): Ditto.
8584 (IX86_BUILTIN_COMORDSS): Ditto.
8585 (IX86_BUILTIN_COMUNORDSS): Ditto.
8586 (IX86_BUILTIN_COMFALSESS): Ditto.
8587 (IX86_BUILTIN_COMTRUESS): Ditto.
8588 (IX86_BUILTIN_COMEQSD): Ditto.
8589 (IX86_BUILTIN_COMNESD): Ditto.
8590 (IX86_BUILTIN_COMLTSD): Ditto.
8591 (IX86_BUILTIN_COMLESD): Ditto.
8592 (IX86_BUILTIN_COMGTSD): Ditto.
8593 (IX86_BUILTIN_COMGESD): Ditto.
8594 (IX86_BUILTIN_COMUEQSD): Ditto.
8595 (IX86_BUILTIN_COMUNESD): Ditto.
8596 (IX86_BUILTIN_COMULTSD): Ditto.
8597 (IX86_BUILTIN_COMULESD): Ditto.
8598 (IX86_BUILTIN_COMUGTSD): Ditto.
8599 (IX86_BUILTIN_COMUGESD): Ditto.
8600 (IX86_BUILTIN_COMORDSD): Ditto.
8601 (IX86_BUILTIN_COMUNORDSD): Ditto.
8602 (IX86_BUILTIN_COMFALSESD): Ditto.
8603 (IX86_BUILTIN_COMTRUESD): Ditto.
8604 (IX86_BUILTIN_COMEQPS): Ditto.
8605 (IX86_BUILTIN_COMNEPS): Ditto.
8606 (IX86_BUILTIN_COMLTPS): Ditto.
8607 (IX86_BUILTIN_COMLEPS): Ditto.
8608 (IX86_BUILTIN_COMGTPS): Ditto.
8609 (IX86_BUILTIN_COMGEPS): Ditto.
8610 (IX86_BUILTIN_COMUEQPS): Ditto.
8611 (IX86_BUILTIN_COMUNEPS): Ditto.
8612 (IX86_BUILTIN_COMULTPS): Ditto.
8613 (IX86_BUILTIN_COMULEPS): Ditto.
8614 (IX86_BUILTIN_COMUGTPS): Ditto.
8615 (IX86_BUILTIN_COMUGEPS): Ditto.
8616 (IX86_BUILTIN_COMORDPS): Ditto.
8617 (IX86_BUILTIN_COMUNORDPS): Ditto.
8618 (IX86_BUILTIN_COMFALSEPS): Ditto.
8619 (IX86_BUILTIN_COMTRUEPS): Ditto.
8620 (IX86_BUILTIN_COMEQPD): Ditto.
8621 (IX86_BUILTIN_COMNEPD): Ditto.
8622 (IX86_BUILTIN_COMLTPD): Ditto.
8623 (IX86_BUILTIN_COMLEPD): Ditto.
8624 (IX86_BUILTIN_COMGTPD): Ditto.
8625 (IX86_BUILTIN_COMGEPD): Ditto.
8626 (IX86_BUILTIN_COMUEQPD): Ditto.
8627 (IX86_BUILTIN_COMUNEPD): Ditto.
8628 (IX86_BUILTIN_COMULTPD): Ditto.
8629 (IX86_BUILTIN_COMULEPD): Ditto.
8630 (IX86_BUILTIN_COMUGTPD): Ditto.
8631 (IX86_BUILTIN_COMUGEPD): Ditto.
8632 (IX86_BUILTIN_COMORDPD): Ditto.
8633 (IX86_BUILTIN_COMUNORDPD): Ditto.
8634 (IX86_BUILTIN_COMFALSEPD): Ditto.
8635 (IX86_BUILTIN_COMTRUEPD): Ditto.
8636 (IX86_BUILTIN_PCOMEQUB): Ditto.
8637 (IX86_BUILTIN_PCOMNEUB): Ditto.
8638 (IX86_BUILTIN_PCOMLTUB): Ditto.
8639 (IX86_BUILTIN_PCOMLEUB): Ditto.
8640 (IX86_BUILTIN_PCOMGTUB): Ditto.
8641 (IX86_BUILTIN_PCOMGEUB): Ditto.
8642 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8643 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8644 (IX86_BUILTIN_PCOMEQUW): Ditto.
8645 (IX86_BUILTIN_PCOMNEUW): Ditto.
8646 (IX86_BUILTIN_PCOMLTUW): Ditto.
8647 (IX86_BUILTIN_PCOMLEUW): Ditto.
8648 (IX86_BUILTIN_PCOMGTUW): Ditto.
8649 (IX86_BUILTIN_PCOMGEUW): Ditto.
8650 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8651 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8652 (IX86_BUILTIN_PCOMEQUD): Ditto.
8653 (IX86_BUILTIN_PCOMNEUD): Ditto.
8654 (IX86_BUILTIN_PCOMLTUD): Ditto.
8655 (IX86_BUILTIN_PCOMLEUD): Ditto.
8656 (IX86_BUILTIN_PCOMGTUD): Ditto.
8657 (IX86_BUILTIN_PCOMGEUD): Ditto.
8658 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8659 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8660 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8661 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8662 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8663 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8664 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8665 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8666 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8667 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8668 (IX86_BUILTIN_PCOMEQB): Ditto.
8669 (IX86_BUILTIN_PCOMNEB): Ditto.
8670 (IX86_BUILTIN_PCOMLTB): Ditto.
8671 (IX86_BUILTIN_PCOMLEB): Ditto.
8672 (IX86_BUILTIN_PCOMGTB): Ditto.
8673 (IX86_BUILTIN_PCOMGEB): Ditto.
8674 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8675 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8676 (IX86_BUILTIN_PCOMEQW): Ditto.
8677 (IX86_BUILTIN_PCOMNEW): Ditto.
8678 (IX86_BUILTIN_PCOMLTW): Ditto.
8679 (IX86_BUILTIN_PCOMLEW): Ditto.
8680 (IX86_BUILTIN_PCOMGTW): Ditto.
8681 (IX86_BUILTIN_PCOMGEW): Ditto.
8682 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8683 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8684 (IX86_BUILTIN_PCOMEQD): Ditto.
8685 (IX86_BUILTIN_PCOMNED): Ditto.
8686 (IX86_BUILTIN_PCOMLTD): Ditto.
8687 (IX86_BUILTIN_PCOMLED): Ditto.
8688 (IX86_BUILTIN_PCOMGTD): Ditto.
8689 (IX86_BUILTIN_PCOMGED): Ditto.
8690 (IX86_BUILTIN_PCOMFALSED): Ditto.
8691 (IX86_BUILTIN_PCOMTRUED): Ditto.
8692 (IX86_BUILTIN_PCOMEQQ): Ditto.
8693 (IX86_BUILTIN_PCOMNEQ): Ditto.
8694 (IX86_BUILTIN_PCOMLTQ): Ditto.
8695 (IX86_BUILTIN_PCOMLEQ): Ditto.
8696 (IX86_BUILTIN_PCOMGTQ): Ditto.
8697 (IX86_BUILTIN_PCOMGEQ): Ditto.
8698 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8699 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8700 (enum multi_arg_type): New enum for describing the various SSE5
8701 intrinsic argument types.
8702 (bdesc_multi_arg): New table for SSE5 intrinsics.
8703 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8704 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8706 (ix86_expand_builtin): Add SSE5 intrinsic support.
8707 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8708 operand instructions.
8709 (ix86_expand_sse5_multiple_memory): New function to split the
8710 second memory reference from SSE5 instructions.
8711 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8712 (ix86_return_pops_args): Use stdarg_p to determine if the function
8713 has variable arguments.
8714 (ix86_setup_incoming_varargs): Ditto.
8715 (x86_this_parameter): Ditto.
8717 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8719 (ix86_expand_sse5_pack): Ditto.
8720 (ix86_sse5_valid_op_p): Ditto.
8721 (ix86_expand_sse5_multiple_memory): Ditto.
8723 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8724 constant for SSE5 support.
8725 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8726 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8727 (UNSPEC_SSE5_PERMUTE): Ditto.
8728 (UNSPEC_SSE5_ASHIFT): Ditto.
8729 (UNSPEC_SSE5_LSHIFT): Ditto.
8730 (UNSPEC_FRCZ): Ditto.
8731 (UNSPEC_CVTPH2PS): Ditto.
8732 (UNSPEC_CVTPS2PH): Ditto.
8733 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8735 (COM_FALSE_S): Ditto.
8736 (COM_FALSE_P): Ditto.
8737 (COM_TRUE_S): Ditto.
8738 (COM_TRUE_P): Ditto.
8739 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8740 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8742 (memory attribute): Ditto.
8743 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8744 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8745 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8746 (floor<mode>2): Ditto.
8747 (ceil<mode>2): Ditto.
8748 (btrunc<mode>2): Ditto.
8749 (nearbyintdf2): Ditto.
8750 (nearbyintsf2): Ditto.
8751 (sse_setccsf): Disable if SSE5.
8752 (sse_setccdf): Ditto.
8753 (sse5_setcc<mode>): New support for SSE5 conditional move.
8754 (sse5_pcmov_<mode>): Ditto.
8756 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8758 (SSEMODEF2P): Ditto.
8759 (ssemodesuffixf4): New mode attribute for SSE5.
8760 (ssemodesuffixf2s): Ditto.
8761 (ssemodesuffixf2c): Ditto.
8762 (sserotatemax): Ditto.
8763 (ssescalarmode): Ditto.
8764 (sse_maskcmpv4sf3): Disable if SSE5.
8765 (sse_maskcmpv2df3): Ditto.
8766 (sse_vmmaskcmpv4sf3): Ditto.
8767 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8768 (sse5_vmfmadd<mode>4): Ditto.
8769 (sse5_fmsub<mode>4): Ditto.
8770 (sse5_vmfmsub<mode>4): Ditto.
8771 (sse5_fnmadd<mode>4): Ditto.
8772 (sse5_vmfnmadd<mode>4): Ditto.
8773 (sse5_fnmsub<mode>4): Ditto.
8774 (sse5_vmfnmsub<mode>4): Ditto.
8775 (sse5i_fmadd<mode>4): Ditto.
8776 (sse5i_fmsub<mode>4): Ditto.
8777 (sse5i_fnmadd<mode>4): Ditto.
8778 (sse5i_fnmsub<mode>4): Ditto.
8779 (sse5i_vmfmadd<mode>4): Ditto.
8780 (sse5i_vmfmsub<mode>4): Ditto.
8781 (sse5i_vmfnmadd<mode>4): Ditto.
8782 (sse5i_vmfnmsub<mode>4): Ditto.
8783 (mulv16qi3): Add SSE5 support.
8785 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8786 (sse2_mulv4si3): Disable if SSE5.
8787 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8788 (sse4_1_roundps): Ditto.
8789 (sse4_1_roundsd): Ditto.
8790 (sse4_1_roundss): Ditto.
8791 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8793 (sse_maskcmpsf3): Ditto.
8794 (sse_vmmaskcmpv4sf3): Ditto.
8795 (sse2_maskcmpv2df3): Ditto.
8796 (sse2_maskcmpdf3): Ditto.
8797 (sse2_vmmaskcmpv2df3): Ditto.
8798 (sse2_eq<mode>3): Ditto.
8799 (sse2_gt<mode>3): Ditto.
8800 (sse5_pcmov_<mode>): Add SSE5 support.
8801 (vec_unpacku_hi_v16qi): Ditto.
8802 (vec_unpacks_hi_v16qi): Ditto.
8803 (vec_unpacku_lo_v16qi): Ditto.
8804 (vec_unpacks_lo_v16qi): Ditto.
8805 (vec_unpacku_hi_v8hi): Ditto.
8806 (vec_unpacks_hi_v8hi): Ditto.
8807 (vec_unpacku_lo_v8hi): Ditto.
8808 (vec_unpacks_lo_v8hi): Ditto.
8809 (vec_unpacku_hi_v4si): Ditto.
8810 (vec_unpacks_hi_v4si): Ditto.
8811 (vec_unpacku_lo_v4si): Ditto.
8812 (vec_unpacks_lo_v4si): Ditto.
8813 (sse5_pmacsww): New SSE5 intrinsic insn.
8814 (sse5_pmacssww): Ditto.
8815 (sse5_pmacsdd): Ditto.
8816 (sse5_pmacssdd): Ditto.
8817 (sse5_pmacssdql): Ditto.
8818 (sse5_pmacssdqh): Ditto.
8819 (sse5_pmacsdqh): Ditto.
8820 (sse5_pmacsswd): Ditto.
8821 (sse5_pmacswd): Ditto.
8822 (sse5_pmadcsswd): Ditto.
8823 (sse5_pmadcswd): Ditto.
8824 (sse5_pcmov_<move>): Conditional move support on SSE5.
8825 (sse5_phaddbw): New SSE5 intrinsic insn.
8826 (sse5_phaddbd): Ditto.
8827 (sse5_phaddbq): Ditto.
8828 (sse5_phaddwd): Ditto.
8829 (sse5_phaddwq): Ditto.
8830 (sse5_phadddq): Ditto.
8831 (sse5_phaddubw): Ditto.
8832 (sse5_phaddubd): Ditto.
8833 (sse5_phaddubq): Ditto.
8834 (sse5_phadduwd): Ditto.
8835 (sse5_phadduwq): Ditto.
8836 (sse5_phaddudq): Ditto.
8837 (sse5_phsubbw): Ditto.
8838 (sse5_phsubwd): Ditto.
8839 (sse5_phsubdq): Ditto.
8840 (sse5_pperm): Ditto.
8841 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8842 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8843 (sse5_pperm_sign_v8hi_v4si): Ditto.
8844 (sse5_pperm_zero_v8hi_v4si): Ditto.
8845 (sse5_pperm_sign_v4si_v2di): Ditto.
8846 (sse5_pperm_sign_v4si_v2di): Ditto.
8847 (sse5_pperm_pack_v2di_v4si): Ditto.
8848 (sse5_pperm_pack_v4si_v8hi): Ditto.
8849 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8850 (sse5_perm<mode>): New SSE5 intrinsic insn.
8851 (rotl<mode>3): Ditto.
8852 (sse5_rotl<mode>3): Ditto.
8853 (sse5_ashl<mode>3): Ditto.
8854 (sse5_lshl<mode>3): Ditto.
8855 (sse5_frcz<mode>2): Ditto.
8856 (sse5s_frcz<mode>2): Ditto.
8857 (sse5_cvtph2ps): Ditto.
8858 (sse5_cvtps2ph): Ditto.
8859 (sse5_vmmaskcmp<mode>3): Ditto.
8860 (sse5_com_tf<mode>3): Ditto.
8861 (sse5_maskcmp<mode>3): Ditto.
8862 (sse5_maskcmp_uns<mode>3): Ditto.
8863 (sse5_maskcmp_uns2<mode>3): Ditto.
8864 (sse5_pcom_tf<mode>3): Ditto.
8866 * config/i386/predicates.md (sse5_comparison_float_operator):
8867 New predicate to match the comparison operators supported by
8868 the SSE5 com instruction.
8869 (ix86_comparison_int_operator): New predicate to match just the
8870 signed int comparisons.
8871 (ix86_comparison_uns_operator): New predicate to match just the
8872 unsigned int comparisons.
8874 * doc/invoke.texi (-msse5): Add documentation.
8875 (-mfused-madd): Ditto.
8877 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8879 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8881 (x86_64-*-*): Ditto.
8883 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8885 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8886 intrinisics for SSE5.
8888 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8891 * config/i386/mmintrin-common.h: New file, to contain common
8892 instructions between SSE4.1 and SSE5.
8894 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8895 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8896 (gen_regparm_prefix): Ditto.
8898 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8899 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8900 prototype_p to determine if a function is prototyped.
8902 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
8904 * c-common.c (c_common_reswords) add the alignof keyword,
8905 with same RID as __alignof and __alignof__
8907 2009-08-25 Anatoly Sokolov <aesok@post.ru>
8909 * hooks.h (hook_bool_const_int_const_int_true): Declare.
8910 * hooks.c (hook_bool_const_int_const_int_true): New function.
8911 * target.h (struct gcc_target): Add can_eliminate field.
8912 * target-def.h (TARGET_CAN_ELIMINATE): Define.
8913 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
8914 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
8915 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
8916 (elim_table): Revise comment.
8917 * system.h (CAN_ELIMINATE): Poison.
8918 * defaults.h (CAN_ELIMINATE): Remove.
8919 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8921 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
8922 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
8924 (alpha_vms_can_eliminate): Declare as static, change return type to
8926 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
8928 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
8929 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
8930 (arm_can_eliminate): New function.
8932 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
8933 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
8934 (avr_can_eliminate): Declare as static.
8935 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
8937 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
8938 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
8939 (bfin_can_eliminate): New function.
8941 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
8942 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
8943 (crx_can_eliminate): New function.
8945 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
8946 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
8947 (fr30_can_eliminate): New function.
8949 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
8950 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
8951 (frv_can_eliminate): New function.
8953 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
8954 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
8955 (h8300_can_eliminate): New function.
8957 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
8958 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
8959 (i386_can_eliminate): Declare as static, change return type to bool.
8960 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
8962 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
8963 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
8964 (ia64_can_eliminate): New function.
8966 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
8967 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
8968 (iq2000_can_eliminate): New function.
8970 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
8971 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
8972 (m32r_can_eliminate): New function.
8974 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
8975 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
8976 (m68hc11_can_eliminate): New function.
8978 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
8979 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
8980 (m68k_can_eliminate): New function.
8982 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
8983 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
8984 (mep_can_eliminate): New function.
8986 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
8987 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
8988 (mips_can_eliminate): New function.
8990 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
8991 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
8992 (rs6000_can_eliminate): New function.
8994 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
8995 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
8996 (s390_can_eliminate): Declare as static.
8997 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
8999 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9000 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9001 (score_can_eliminate): New function.
9003 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9004 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9005 (sparc_can_eliminate): Declare as static.
9006 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9008 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9009 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9010 (xstormy16_can_eliminate): New function.
9012 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9013 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9014 (v850_can_eliminate): New function.
9016 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9018 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9019 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9020 (*movdfcc_ext[1234]): Disable for IEEE mode.
9022 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9024 * gimplify.c (prepare_gimple_addressable): New static function.
9025 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9027 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9028 manually fiddling with it.
9030 2009-08-25 Michael Matz <matz@suse.de>
9032 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9033 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9035 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9036 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9037 (do_jump): Split out code for simple binary comparisons into ...
9038 (do_jump_1): ... this, taking the individual operands and code.
9039 Change callers to helper function above accordingly.
9040 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9043 2009-08-25 Michael Matz <matz@suse.de>
9045 * expr.h (struct separate_ops, sepops): New type for passing
9046 around an exploded simple expression.
9047 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9048 Use this structure instead of expression tree.
9049 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9050 expression, only its type.
9051 (expand_vec_cond_expr): Take type and individual operands instead
9053 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9054 expand_vec_shift_expr): Change prototype accordingly.
9055 * tree-vect-stmts.c (vectorizable_condition): Change call of
9056 expand_vec_cond_expr_p to pass only type.
9057 * expr.c (do_store_flags): Change prototype and implementation
9058 to take an exploded expression.
9059 (expand_expr_real_1): New local ops initialized with details
9060 of the full expression. Use it instead of full
9061 expression in calls to do_store_flags, expand_vec_cond_expr,
9062 expand_widen_pattern_expr and expand_vec_shift_expr.
9064 2009-08-25 Michael Matz <matz@suse.de>
9066 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9067 treeop2 initialized with first three operands of the full expression.
9068 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9070 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9072 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9073 (__gthread_objc_condition_allocate): Mark arguments as unused.
9074 (__gthread_objc_condition_deallocate): Likewise.
9075 (__gthread_objc_condition_wait): Likewise.
9076 (__gthread_objc_condition_broadcast): Likewise.
9077 (__gthread_objc_condition_signal): Likewise.
9078 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9079 (__gthread_objc_thread_id): Likewise.
9081 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9084 * tree-pretty-print.c (print_call_name): Print the correct call name
9085 for procedure pointer components.
9087 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9089 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9090 default_promote_function_mode when not VMS.
9092 2009-08-24 Olivier Hainque <hainque@adacore.com>
9094 * convert.c (convert_to_integer): Don't assume an input pointer is
9095 POINTER_SIZE wide. Fetch from the type instead.
9097 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9099 * configure.ac (AC_PREREQ): Bump to 2.64.
9101 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9103 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9104 (process_command): Don't search standard_exec_prefix_1 and
9105 standard_exec_prefix_2.
9107 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9109 * config/arm/arm.c (output_return_instruction): Handle for
9112 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9114 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9116 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9118 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9119 (*arm_movdf_vfp): Likewise.
9121 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9123 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9124 (vashr<mode>3): Rename from ashr<mode>3.
9125 (vlshr<mode>3): Rename from lshr<mode>3.
9127 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9130 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9131 (check_format_info_main): Use scalar_identify_flag.
9132 (check_format_types): Check for scalar size identity if
9133 scalar_identify_flag is set.
9134 (printf_length_specs): Extend by new field.
9135 (asm_fprintf_length_specs): Likewise.
9136 (gcc_diag_length_specs): Likewise.
9137 (scanf_length_specs): Likewise.
9138 (strfmon_length_specs): Likewise.
9139 (gcc_gfc_length_specs): Likewise.
9140 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9141 (ms_printf_flag_specs): Likewise.
9142 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9144 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9147 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9148 (*call_value_pop_1): Ditto.
9149 (*sibcall_pop_1): New insn pattern.
9150 (*sibcall_value_pop_1): Ditto.
9152 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9155 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9158 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9161 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9162 (get_reg_use_in): New function.
9163 (forward_propagate_subreg): Propagate through subreg of zero_extend
9166 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9168 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9169 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9171 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9173 * configure.ac: Remove --with-datarootdir, --with-docdir,
9174 --with-htmldir switches. No need to call AC_SUBST for
9175 datarootdir, docdir, htmldir any more.
9176 * configure: Regenerate.
9177 * doc/install.texi (Configuration): Document --datarootdir,
9178 --docdir, --htmldir, --pdfdir; update documentation for
9179 --infodir, --mandir.
9180 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9183 * aclocal.m4: Regenerate.
9184 * config.in: Regenerate.
9185 * configure: Regenerate.
9187 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9188 Olivier Hainque <hainque@adacore.com>
9190 * config/ia64/ia64.c: Include libfuncs.h.
9191 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9192 (ia64_expand_call): Use reg 25 on VMS.
9193 (ia64_initialize_trampoline): Fix for VMS ABI.
9194 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9195 (ia64_function_arg): Initialize reg 25 on VMS.
9196 Fix OpenVMS ABI issues for varargs.
9197 For OpenVMS, emit the Argument Information register set in the
9198 incoming/sibcall case as well.
9199 (ia64_arg_type): New function.
9200 (ia64_function_arg_advance): Keep track of cum->words.
9201 Fix OpenVMS ABI issues for varargs.
9202 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9203 (ia64_override_options): Set flag_no_common on VMS.
9204 (ia64_init_builtins): Disable FWRITE builtin.
9205 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9206 (ia64_vms_init_libfuncs): Add decc$ routines.
9207 (ia64_vms_valid_pointer_mode): New function.
9208 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9209 (ia64_promote_function_mode): New function
9210 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9211 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9212 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9213 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9214 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9215 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9216 Suppress trailing '#' if VALUE is numeric.
9217 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9218 ia64_promote_function_mode.
9219 (TARGET_VALID_POINTER_MODE): Define.
9221 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9224 * config/rs6000/rs6000.c (rs6000_override_options): Use
9225 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9228 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9229 reporting of vector + decimal/boolean/complex error.
9231 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9233 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9234 __vector double TYPE_DECL.
9236 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9238 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9239 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9240 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9241 to pointer to enum machine_mode. Update all callers as needed.
9243 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9245 * config/alpha/alpha.md (exception_receiver): Emit alternative
9246 GP load sequence if flag_reorder_blocks_and_partition is set.
9247 (*exception_receiver_2): Also enable when
9248 flag_reorder_blocks_and_partition is set.
9250 2009-08-20 Matt Rice <ratmice@gmail.com>
9251 Diego Novillo <dnovillo@google.com>
9253 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9256 2009-08-20 Richard Guenther <rguenther@suse.de>
9258 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9259 * c-tree.h (c_dup_lang_specific_decl): Remove.
9260 (struct lang_decl, struct lang_type): Move definitions ...
9261 * c-lang.h: ... here. New file.
9262 * c-decl.c: Include c-lang.h.
9263 (c_dup_lang_specific_decl): Remove.
9264 * c-typeck.c: Include c-lang.h.
9265 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9266 (c-typeck.o): Likewise.
9267 * c-config-lang.in (gtfiles): Add c-lang.h.
9268 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9271 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9273 * config/alpha/alpha.c (alpha_end_function): Do not clear
9274 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9275 this is now handled in generic code.
9277 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9279 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9280 (s390_z10_fix_long_loop_prediction): New function.
9281 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9282 (s390_reorg): Walk over the INSNs and invoke
9283 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9285 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9287 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9288 "*brx_64bit", "*brx_31bit"): New patterns.
9289 * config/s390/s390.c ('E'): New output modifier.
9291 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9292 Richard Earnshaw <richard.earnshaw@arm.com>
9294 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9295 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9297 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9299 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9301 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9302 for mode mode of operand0 when doing secondary reload for SAR.
9304 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9307 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9308 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9310 2009-08-19 Jason Merrill <jason@redhat.com>
9312 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9313 supported template depth in C++0x.
9315 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9317 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9318 free_after_compilation.
9319 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9320 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9321 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9322 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9323 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9324 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9325 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9327 2009-08-19 Ian Lance Taylor <iant@google.com>
9329 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9330 of (plus (mult (neg B) C) A).
9332 2009-08-18 Michael Matz <matz@suse.de>
9334 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9335 instead of comparing TYPE_MAIN_VARIANT for equality.
9336 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9337 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9338 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9339 * gimplify.c (goa_lhs_expr_p): Ditto and use
9340 STRIP_USELESS_TYPE_CONVERSION.
9342 2009-08-18 Michael Matz <matz@suse.de>
9344 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9345 first field in a struct.
9346 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9348 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9350 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9351 locators before emit_insn is called. Remove assert that
9353 (alpha_end_function): Clear crtl->emit structure and free insn
9354 locators if cfun->is_thunk is true.
9356 2009-08-18 Jason Merrill <jason@redhat.com>
9358 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9360 * configure.ac: Test for it.
9361 * configure, config.in: Regenerate.
9362 * doc/install.texi: Document --enable-gnu-unique-object.
9364 2009-08-18 Richard Guenther <rguenther@suse.de>
9367 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9368 pow(x,y*z) only if x is nonnegative.
9370 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9372 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9376 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9377 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9379 2009-08-17 DJ Delorie <dj@redhat.com>
9381 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9382 * config/m32c/prologue.md (epilogue_freit): New.
9384 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9385 (bank_switch_p): Likewise.
9386 (fast_interrupt_p): Likewise.
9387 (interrupt_p): Likewise.
9388 (m32c_conditional_register_usage): Round memregs size up.
9389 (need_to_save): We only need to save $a0 when we use ENTER.
9390 (interrupt_p): Check for fast_interrupt too.
9391 (bank_switch_p): New.
9392 (fast_interrupt_p): New.
9393 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9394 (m32c_emit_prolog): Support bank switching and fast interrupts.
9395 * doc/extend.texi (Function Attributes): Add bank_switch and
9398 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9400 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9401 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9403 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9405 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9406 (menu): Add IA-64/VMS Options.
9407 (IA-64/VMS Options): Likewise.
9409 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9412 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9414 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9416 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9417 (mips_pop_asm_switch): Likewise.
9418 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9420 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9421 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9422 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9423 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9424 instead of set_noreorder.
9425 (mips_output_function_prologue): Use the new functions.
9426 (mips_output_function_epilogue): Likewise.
9427 (mips_need_noat_wrapper_p): New function, split out from...
9428 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9429 Use mips_push_asm_switch and mips_pop_asm_switch.
9430 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9431 and mips_pop_asm_switch.
9432 (ASM_OUTPUT_REG_POP): Likewise.
9433 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9434 Use mips_pop_asm_switch.
9435 (mips_asm_switch): New structure.
9436 (set_noreorder, set_nomacro): Replace with...
9437 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9438 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9439 instead of set_nomacro.
9440 (fix_truncsfsi2_macro): Likewise.
9441 (cprestore): Likewise.
9442 (hazard): Use mips_noreorder instead of set_noreorder.
9443 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9445 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9447 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9448 from prev_active_insn.
9450 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9452 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9453 * config/avr/avr.c (avr_override_options): Initialize
9454 avr_current_arch variable.
9455 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9456 __AVR_HAVE_16BIT_SP__ according to the device type.
9457 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9459 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9460 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9462 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9465 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9466 generating inlined subroutine die only. We shouldn't be
9467 called for anything else.
9468 (gen_block_die): Don't generate inline subroutine debug info for
9471 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9473 * graphite-poly.c (print_pbb): Print PBB index.
9475 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9478 * graphite-interchange.c (ppl_max_for_le): Moved...
9479 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9480 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9481 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9482 * graphite-ppl.h (ppl_max_for_le): Declared.
9484 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9486 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9487 supported on all platforms.
9488 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9489 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9490 * c-pragma.c: Likewise.
9491 * target-def.h (TARGET_INITIALIZER): Remove
9492 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9493 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9495 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9497 * config/ia64/fde-vms.c: New file.
9498 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9499 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9500 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9501 (uw_frame_state_for): Only register a personality routine if it is
9502 known to be compatible with our expectations.
9503 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9504 Declare unw_table_entry stack variable and
9505 mod all calls to _Unwind_FindTableEntry to add arg.
9506 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9507 (_Unwind_FindTableEntry): Add arg to prototype.
9509 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9511 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9512 field 'signal_pfs_loc'.
9513 (uw_frame_state_for): Remove duplicate code dealing with leaf
9514 procedures without unwind info.
9515 If in the frame after unwinding through a signal handler, restore
9516 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9517 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9518 'pfs_loc' to the AR.PFS location in the signal context; instead
9519 set 'signal_pfs_loc'.
9520 Manually generate the unwind info for the AR.PFS register.
9521 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9522 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9523 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9524 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9525 instead set 'signal_pfs_loc'.
9526 Remove code preventing the AR.PFS register from being restored
9527 from the signal context.
9529 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9530 Tristan Gingold <gingold@adacore.com>
9532 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9533 * config/ia64/t-vms: New file.
9534 * config/ia64/vms64.h: New file.
9535 * config/ia64/vms.h: New file.
9536 * config/ia64/vms-crtinit.asm: New file.
9537 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9538 * config/ia64/vms-unwind.h: New file.
9540 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9542 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9545 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9548 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9550 * real.h (do_mpc_arg2): ... here.
9551 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9554 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9556 * final.c (add_debug_prefix_map): Don't use GC memory for
9557 old_prefix and new_prefix.
9559 2009-08-14 Richard Guenther <rguenther@suse.de>
9561 * ipa-prop.c (compute_complex_pass_through): If we cannot
9562 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9564 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9566 * c-lex.c (c_lex_with_flags): Increase size of local variable
9567 to avoid memory clobber.
9569 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9572 * config/i386/i386.c (ix86_fp_comparison_strategy):
9573 Only enable/disable sahf at function granularity.
9575 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9577 PR rtl-optimization/41064
9578 * reload1.c (reload_as_needed): Don't call extract_insn
9579 for known invalid replacements after calling
9580 validate_replace_rtx_group and verify_changes.
9582 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9585 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9586 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9587 ix86_expand_fp_vcond.
9588 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9589 Assert that operation is supported by ix86_expand_int_vcond.
9590 (vcondu<SSEMODE124C8:mode>): Ditto.
9592 2009-08-13 DJ Delorie <dj@redhat.com>
9594 * config/i386/djgpp-stdint.h: New.
9595 * config.gcc (djgpp): Use it.
9597 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9599 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9600 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9602 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9604 * tree-ssa-loop-prefetch.c
9605 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9606 for long-stride pruning.
9607 (compute_miss_rate): New function to compute the probability
9608 that two memory references access different cache lines.
9610 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9612 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9614 2009-08-13 Richard Guenther <rguenther@suse.de>
9617 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9618 use the constant pointer type.
9619 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9620 of CV qualifiers on the target pointer type.
9621 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9622 conversion check before restrict check.
9624 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9627 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9629 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9631 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9633 2009-08-12 Richard Guenther <rguenther@suse.de>
9635 PR tree-optimization/41011
9636 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9637 and reference constructing.
9639 2009-08-12 Xinliang David Li <davidxl@google.com>
9641 PR tree-optimization/41012
9642 * tree-flow.h : New external interface.
9643 * gimple-low.c (check_call_arg): Change to public function.
9644 Remove argument mismatch check in lowering.
9645 * tree-inline.h (tree_can_inline_p): Interface change.
9646 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9648 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9649 Call change to tree_can_inline_p function.
9650 (cgraph_decide_inlining_incrementally): Ditto.
9652 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9654 PR tree-optimization/41031
9655 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9656 on the partition variable rather than promote_mode on the source
9657 type. Assert that the partition variable's type has the same
9658 mode as the source value's.
9660 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9662 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9663 for for_return == 2.
9664 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9666 * calls.c (expand_call): Fix typo.
9667 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9669 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9671 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9672 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9673 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9674 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9676 2009-08-12 Andrew Haley <aph@redhat.com>
9678 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9680 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9683 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9685 2009-08-12 Richard Guenther <rguenther@suse.de>
9687 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9688 * gimplify.c (gimplify_modify_expr): Do not use
9689 lang_hooks.types_compatible_p.
9690 * tree-ssa.c (useless_type_conversion_p): For aggregates
9691 just return false if the canonical types differ.
9693 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9696 * sese.c (convert_for_phi_arg): New.
9697 (add_guard_exit_phis): Use convert_for_phi_arg.
9699 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9701 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9702 unknown subscript upper bounds.
9704 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9705 Pranav Garg <pranav.garg2107@gmail.com>
9707 * graphite-interchange.c (gather_access_strides): Removed.
9708 (ppl_max_for_le): New.
9709 (build_linearized_memory_access): New.
9710 (memory_stride_in_loop): New.
9711 (pbb_interchange_profitable_p): Reimplemented.
9712 * graphite-ppl.h (ppl_new_id_map): New.
9713 (ppl_interchange): New.
9715 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9717 * graphite-interchange.c (compute_subscript): Removed.
9718 (compute_array_size_cstr): Removed.
9719 (compute_array_size_poly): Removed.
9720 (compute_array_size): Removed.
9721 (gather_access_strides_poly): Removed.
9722 (gather_access_strides): Empty.
9724 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9726 * graphite-dependences.c (dependence_polyhedron_1): Replace
9727 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9728 (graphite_legal_transform_dr): Same.
9729 (graphite_carried_dependence_level_k): Same.
9730 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9731 Initialize PDR_NB_SUBSCRIPTS.
9732 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9734 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9735 (PDR_NB_SUBSCRIPTS): New.
9736 (pdr_nb_subscripts): Removed.
9737 (pdr_dim): Simplified.
9738 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9739 with PDR_NB_SUBSCRIPTS.
9741 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9743 * graphite-interchange.c (compute_array_size): Remove use of
9745 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9746 Do not initialize PDR_DATA_CONTAINER.
9747 (print_pdr): Do not print PDR_DATA_CONTAINER.
9748 * graphite-poly.h (struct poly_dr): Remove data_container field.
9749 (PDR_DATA_CONTAINER): Removed.
9750 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9752 (build_poly_dr): Same.
9754 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9755 Sebastian Pop <sebastian.pop@amd.com>
9757 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9758 copy of the dependence polyhedron. Free the temporary objects.
9759 (graphite_carried_dependence_level_k): Free unused objects before
9762 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9764 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9765 Early return without analyzing the data dependences if no
9766 transform has been done. Call restore_scattering if the transform
9768 (graphite-interchange.c): Same.
9769 * graphite-poly.c (print_scattering_function): Test for
9771 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9772 (apply_poly_transforms): Do not gcc_assert that
9773 the transform is legal.
9774 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9775 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9776 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9777 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9778 * graphite-poly.h (struct poly_scattering): New.
9779 (struct poly_bb): Add original, transformed, and saved fields.
9780 Remove transformed_scattering, original_scattering,
9781 nb_local_variables and nb_scattering_transform fields.
9782 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9783 (poly_scattering_new): New.
9784 (poly_scattering_free): New.
9785 (poly_scattering_copy): New.
9786 (store_scattering_pbb): New.
9787 (store_scattering): New.
9788 (restore_scattering_pbb): New.
9789 (restore_scattering): New.
9790 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9791 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9793 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9795 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9798 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9800 * Makefile.in (graphite.o): Depends on PREDICT_H.
9801 * graphite.c: Include predict.h.
9802 (graphite_finalize): Call tree_estimate_probability.
9803 * predict.c (predict_loops): Do not call scev_initialize and
9805 (tree_estimate_probability_bb): New.
9806 (tree_estimate_probability): Do not initialize loops: move that
9807 code to the driver. Call tree_estimate_probability_bb.
9808 (tree_estimate_probability_driver): New.
9809 (pass_profile): Use tree_estimate_probability_driver.
9810 * predict.h (tree_estimate_probability): Declared.
9812 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9814 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9815 * graphite-dependences.c (graphite_legal_transform): Add time to
9816 TV_GRAPHITE_DATA_DEPS.
9817 (dependency_between_pbbs_p): Same.
9818 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9820 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9822 PR rtl-optimization/41033
9823 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9824 aliasing is disabled.
9826 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9828 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9829 si_mask_operand, and_load_operand, low_bitmask_operand,
9830 and_reg_operand, and_operand): New predicates.
9831 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9832 * config/mips/mips.c (and_operands_ok): New function.
9833 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9834 * config/mips/mips.md (move_type): Add ext_ins and logical.
9835 (type): Handle them.
9836 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9837 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9838 shift_shift. Remove commutative constraint modifier.
9839 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9841 (*clear_upper32_dext): Remove define_insn_and_split.
9842 (*clear_upper32): Turn this define_insn_and_split ...
9843 (splitter for ANDing register with 0xffff_ffff): .. into this.
9845 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9847 * combine.c (try_widen_shift_mode): Factor out code to check if an
9848 integer constant is a low-order bitmask from here ...
9849 * rtlanal.c (low_bitmask_len): ... to here.
9850 * rtl.h (low_bitmask_len): Declare.
9852 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9855 * config/alpha/alpha.md (addsi3): Remove expander.
9856 (addsi3): Rename from *addsi3_internal insn pattern.
9857 (subsi3): Remove expander.
9858 (subsi3): Rename from *subsi3_internal insn pattern.
9860 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9862 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9865 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9866 Eric Botcazou <botcazou@adacore.com>
9867 Douglas B Rupp <rupp@gnat.com>
9869 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9870 that records that fit in 64 bits are returned by immediate value,
9871 as required by OpenVMS Calling Standard.
9872 (function_value): Adjust for above modification.
9873 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9874 virtual_incoming_args_rtx as base object, not next_arg.
9875 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9877 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9879 * reload.c (find_reloads_subreg_address): Check the original
9880 req_equiv_mem address to detect the case where an address is
9881 not valid in the outer mode.
9883 2009-08-11 Richard Guenther <rguenther@suse.de>
9886 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9888 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9890 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9891 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9893 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9894 Douglas B Rupp <rupp@gnat.com>
9896 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9897 PT_STACK when frame_pointer_needed on OpenVMS.
9898 (alpha_pv_save_size, alpha_using_fp): Remove.
9899 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9900 with proper processing for PT_NULL.
9901 (alpha_vms_initial_elimination_offset): New function. Support for
9902 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
9903 (alpha_sa_size): Force procedure type to PT_STACK when
9904 frame_pointer_needed on OpenVMS.
9905 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
9906 (alpha_using_fp): Likewise.
9907 (alpha_vms_can_eliminate): Add prototype.
9908 (alpha_vms_initial_elimination_offset): Likewise.
9909 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
9910 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
9912 2009-08-10 Eric Botcazou <botcazou@adacore.com>
9913 Douglas B Rupp <rupp@gnat.com>
9915 * config/alpha/alpha.c (common_object_handler): New function.
9916 (vms_attribute_table): Declare a single attribute "common_object".
9917 (vms_output_aligned_decl_common): New global function.
9918 (SECTION_VMS_OVERLAY): Delete.
9919 (SECTION_VMS_GLOBAL): Likewise.
9920 (SECTION_VMS_INITIALIZE): Likewise.
9921 (vms_asm_named_section): Remove support for above flags.
9922 (vms_section_type_flags): Delete.
9923 (TARGET_SECTION_TYPE_FLAGS): Likewise.
9924 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
9925 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
9926 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
9928 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9931 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
9932 (sub_ddmmss): Likewise.
9934 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
9937 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
9940 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9943 * reload1.c (reload_as_needed): Use cancel_changes to completely
9944 undo a failed replacement attempt.
9946 2009-08-10 Richard Guenther <rguenther@suse.de>
9949 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
9950 (useless_type_conversion_p): ... here. Require pointer targets
9953 2009-08-10 Dodji Seketeli <dodji@redhat.com>
9956 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
9957 loose the original type of the statement list.
9959 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9961 * config/alpha/alpha.c: Include libfuncs.h
9962 (avms_asm_output_extern): New function.
9963 (alpha_init_libfuncs): Init some decc libfuncs.
9964 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
9965 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
9966 (DO_CRTL_NAMES): Define.
9968 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
9969 (LONG_TYPE_SIZE): Define.
9970 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
9971 (SUBTARGET_SWITCHES): Define malloc64 switch.
9972 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
9973 (MASK_RETURN_ADDR): Define.
9974 doc/invoke.texi (mmalloc64): Document switch.
9976 2009-08-09 Olivier Hainque <hainque@adacore.com>
9977 Douglas B Rupp <rupp@gnat.com>
9979 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
9980 uses_condition_handler.
9981 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
9982 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
9983 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
9984 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
9985 (code_for_builtin): New insn codes for the new alpha_builtins.
9986 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
9987 (alpha_sa_size): Account for uses_condition_handler.
9988 (alpha_expand_prologue): Likewise.
9989 (alpha_start_function): Likewise.
9990 (alpha_expand_epilogue): Likewise.
9991 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
9992 establish/revert expanders.
9993 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
9994 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
9995 New expander, resorting to the alpha.c associated function.
9996 (builtin_revert_vms_condition_handler): Likewise.
9997 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
9998 __gcc_shell_handler, the static VMS condition handler used as
9999 an indirection wrapper to the current dynamically established
10001 * config/alpha/vms-unwind.h: Complete rewrite.
10002 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10003 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10005 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10006 Douglas B Rupp <rupp@gnat.com>
10008 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10009 (alpha_need_linkage): Handle aliases. Return function symbol.
10010 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10011 Use ultimate alias target for the linkage name.
10012 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10013 by alpha_need_linkage for the function symbol.
10014 (setmemdi): Likewise.
10016 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10018 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10019 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10020 (ASM_WEAKEN_LABEL): Define.
10021 (CRT_CALL_STATIC_FUNCTION): Define.
10022 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10023 (ENDFILE_SPEC): Define.
10024 (INIT_SECTION_ASM_OP): Define.
10025 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10026 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10027 crtend.o crtendS.o.
10028 (MULTILIB_OSDIRNAMES): Define.
10029 (shlib_version): Define.
10030 (SHLIB_EXT): Define.
10031 (SHLIB_OBJS): Define.
10032 (SHLIB_NAME): Define.
10033 (SHLIB_MULTILIB): Define.
10034 (SHLIB_INSTALL): Define.
10035 (SHLIB_SYMVEC): Define.
10036 (SHLIB_SYMVECX2): Define.
10037 (SHLIB_LINK): Define.
10039 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10041 * config/alpha/alpha.c (alpha_initialize_trampoline):
10042 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10043 (alpha_start_function): Emit transfer address on nested functions
10044 for VMS trampoline call.
10045 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10046 since no longer used.
10047 * config/alpha/vms-tramp.asm: Remove.
10048 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10049 since now only data initialized at runtime.
10051 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10053 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10054 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10055 (MD_EXEC_PREFIX): Remove, no longer used.
10056 (MD_STARTFILE_PREFIX): Likewise.
10057 (INCLUDE_DEFAULTS): Likewise.
10058 * config/alpha/t-vms:
10059 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10061 2009-08-09 Richard Guenther <rguenther@suse.de>
10063 PR tree-optimization/41016
10064 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10065 (operand_precision): Remove.
10066 (integral_operand_p): Likewise.
10067 (recognize_single_bit_test): Adjust.
10069 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10071 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10072 operation overflows. Likewise non-cast unary arithmetic.
10073 If one arm of a conditional expression is always taken,
10074 inhibit evaluation warnings for the other arm. Likewise inhibit
10075 evaluation warnings for the second && or || operand if the first
10076 operand is enough to determine the result.
10077 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10079 (build_binary_op): Prevent duplicate evaluation warnings.
10081 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10083 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10084 and destination have different modes, Use promote_mode to
10085 determine the signedness of the conversion. Assert that the
10086 promoted source mode matches the destination mode. Don't pass
10087 the destination and destination mode to expand_expr if the source
10088 mode is different. Simplify conversion logic.
10090 2009-08-09 Ira Rosen <irar@il.ibm.com>
10092 PR tree-optimization/41008
10093 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10094 from condition only in case it's a comparison. Adjust checks.
10096 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10098 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10099 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10100 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10101 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10102 (dump_cand): Handle them.
10103 (struct iv_cand): New members COST_STEP and AINC_USE.
10104 (stmt_after_increment): Likewise.
10105 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10106 callers changed. Use gimple_uid comparison instead of scanning.
10107 (add_candidate_1): When looking for identical candidates, take
10108 AINC_USE into account. Set it for new candidates.
10109 (force_expr_to_var_cost): Cast target_spill_cost to int.
10110 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10111 All callers changed. Check for availability of autoinc addressing
10112 modes, both in general for a given mode, and in the specific use case.
10113 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10115 (get_computation_cost): Likewise.
10116 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10117 add_autoinc_candidates): New static functions.
10118 (add_candidate): Call add_autoinc_candidates for candidates based on
10120 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10121 (determine_use_iv_cost_address): If we have an autoinc candidate at
10122 the matching use, verify autoinc is possible and subtract the cost
10123 of the candidate's step from the cost.
10124 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10125 member of the candidate.
10126 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10127 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10129 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10131 * config.build (ia64-hp-*vms*): New target.
10132 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10133 with ia64-hp-*vms*.
10134 * config.gcc (ia64-hp-*vms*): New target.
10135 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10136 with ia64-hp-*vms*.
10137 * config.host (ia64-hp-*vms*): New target.
10138 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10139 with ia64-hp-*vms*.
10141 2009-08-08 Richard Guenther <rguenther@suse.de>
10143 PR tree-optimization/40991
10144 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10146 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10148 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10149 mode check. Do truncations in an integer mode.
10150 (force_to_mode): Handle subregs for all mode types. Only do
10151 arithmetic simplifications on integer modes.
10153 2009-08-07 Richard Guenther <rguenther@suse.de>
10155 PR tree-optimization/40999
10156 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10157 (maybe_fold_reference): Lookup constant initializers.
10158 (fold_gimple_assign): Likewise.
10160 2009-08-07 Richard Guenther <rguenther@suse.de>
10162 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10163 that require structural equality defer to the langhook.
10165 2009-08-07 Martin Jambor <mjambor@suse.cz>
10167 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10169 (struct ipa_pass_through_data): New type.
10170 (struct ipa_ancestor_jf_data): New type.
10171 (union jump_func_value): Removed field formal_id, added fields
10172 pass_through and ancestor.
10173 (struct ipa_param_call_note): Changed type of formal_id to int from
10175 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10176 operations jump functions and ancestor jump functions.
10177 (compute_complex_pass_through): New function.
10178 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10179 reflect changes in the jump function strucutre.
10180 (update_jump_functions_after_inlining): Ignore complex pass-through
10181 and ancestor jump functions.
10182 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10183 polynomial pass-through with operation jump functions.
10185 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10187 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10188 fde->dw_fde_begin as begin label instead of hot/cold label.
10189 Use LLSDAC label instead of LLSDA for second section lsda.
10190 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10191 label instead of LLSDA if it is true.
10192 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10194 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10195 SECTION argument. Use it as index into crtl->eh.call_site_record
10197 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10198 use it to determine how to print table entries instead of using
10199 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10200 label instead of normal begin label as base.
10201 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10202 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10203 ensure no EH range spans between sections and that landing pads
10204 are always in the corresponding section.
10205 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10206 for crtl->eh.call_site_record being an array rather than scalar.
10207 (output_one_function_exception_table): New function, copied
10208 from output_function_exception_table. Adjust
10209 dw2_size_of_call_site_table, dw2_output_call_site_table
10210 callers. For SECOND section use *C suffixed labels.
10211 (output_function_exception_table): Call
10212 output_one_function_exception_table and, when doing hot/cold
10213 partitioning, also another time for the second section.
10214 * opts.c: Include except.h.
10215 (decode_options): Allow -freorder-blocks-and-partition with
10216 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10217 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10218 * function.h (struct rtl_eh): Change call_site_record from
10219 scalar into array of 2 elements.
10221 2009-08-07 Martin Jambor <mjambor@suse.cz>
10223 * ipa-prop.c (count_formal_params_1): New function.
10224 (ipa_get_vector_of_formal_parms): New function.
10225 (get_vector_of_formal_parm_types): New function.
10226 (ipa_modify_formal_parameters): New function.
10227 (ipa_modify_call_arguments): New function.
10228 (index_in_adjustments_multiple_times_p): New function.
10229 (ipa_combine_adjustments): New function.
10230 (ipa_dump_param_adjustments): New function.
10231 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10232 (ipa_get_vector_of_formal_parms): Declare.
10233 (ipa_modify_formal_parameters): Declare.
10234 (ipa_modify_call_arguments): Declare.
10235 (ipa_combine_adjustments): Declare.
10236 (ipa_dump_param_adjustments): Declare.
10237 (build_ref_for_offset): Declare.
10238 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10239 * tree-sra.c: Include ipa-prop.c.
10240 (build_ref_for_offset): Make public.
10242 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10244 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10246 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10248 * gcc/doc/extend.texi (__builtin_extract_return_address)
10249 (__builtin_frob_return_address): Document.
10251 2009-08-06 Paul Brook <paul@codesourcery.com>
10253 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10254 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10255 implementation on ARMv6-M.
10257 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10259 * doc/extend.texi (pcs): Document new attribute for ARM.
10261 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10263 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10266 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10268 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10271 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10273 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10275 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10277 Merge ARM/hard_vfp_branch to trunk.
10279 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10281 * arm.c (libcall_eq): New function.
10282 (libcall_hash): New function.
10283 (add_libcall): New function.
10284 (arm_libcall_uses_aapcs_base): New function.
10285 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10286 libcalls using the base PCS.
10287 (arm_init_cumulative_args): Likewise.
10289 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10291 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10292 Use base ABI for conversion libfuncs between HFmode and SFmode.
10294 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10296 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10297 V4SImode as representatives of all 64-bit and 128-bit vector
10298 types. Allow vector types without vector modes.
10299 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10300 without vector modes like BLKmode.
10301 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10302 BLKmode. Avoid unsupported vector modes or TImode moves for
10304 (aapcs_vfp_allocate_return_reg): Likewise.
10305 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10306 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10308 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10310 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10311 (arm_get_pcs_model): Pass attribute arguments to
10312 arm_pcs_from_attribute.
10313 (arm_init_cumulative_args): Use base AAPCS for conversions from
10314 floating-point types to DImode.
10315 (arm_attribute_table): Add pcs attribute.
10316 (arm_handle_pcs_attribute): New.
10317 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10318 conversions from floating-point types to DImode, also declare them
10319 to use base AAPCS and declare functions they call to use base
10320 AAPCS and their RTABI names.
10322 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10324 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10325 -mfloat-abi=hard not being supported for VFP.
10327 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10329 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10330 SYMBOL_REF to hard_libcall_value.
10332 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10333 Richard Earnshaw <rearnsha@arm.com>
10335 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10336 has been put on the stack, all remaining co-processory arguments for
10337 that co-processor also go on the stack.
10339 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10341 * config/arm/arm.c (arm_return_in_memory): Handle returning
10342 vectors of suitable size in registers also for AAPCS case.
10344 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10346 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10348 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10350 ARM Hard-VFP calling convention
10351 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10352 * target.h (gcc_target): Add libcall_value to table of call hooks.
10353 * targhooks.h (default_libcall_value): Default implementation.
10354 * targhooks.c (default_libcall_value): Likewise.
10355 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10356 * optabs.c (expand_unop): Use it.
10357 * expr.h (hard_libcall_value): Pass the function RTX through.
10358 * calls.c (emit_library_call_value_1): Update call to
10359 hard_libcall_value.
10360 * explow.c (hard_libcall_value): Use new target hook.
10361 * config/arm/arm.c: Include cgraph.h
10362 (TARGET_FUNCTION_VALUE): Override default hook.
10363 (arm_pcs_default): New variable.
10364 (arm_override_options): Don't fault hard calling convention with VFP.
10365 Add support for AAPCS variants.
10366 (arm_function_value): Make static. Handle AAPCS variants.
10367 (arm_libcall_value): New function.
10368 (arm_apply_result_size): Handle VFP registers in results.
10369 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10371 (pcs_attribute_args): New variable.
10372 (arm_pcs_from_attribute): New function.
10373 (arm_get_pcs_model): New function.
10374 (aapcs_vfp_cum_init): New function.
10375 (aapcs_vfp_sub_candidate): New function.
10376 (aapcs_vfp_is_return_candidate): New function.
10377 (aapcs_vfp_is_call_candidate): New function.
10378 (aapcs_vfp_allocate): New function.
10379 (aapcs_vfp_allocate_return_reg): New function.
10380 (aapcs_vfp_advance): New function.
10381 (aapcs_cp_arg_layout): New variable.
10382 (aapcs_select_call_coproc): New function.
10383 (aapcs_select_return_coproc): New function.
10384 (aapcs_allocate_return_reg): New function.
10385 (aapcs_libcall_value): New function.
10386 (aapcs_layout_arg): New function.
10387 (arm_init_cumulative_args): Initialize AAPCS args data.
10388 (arm_function_arg): Handle AAPCS variants using new interface.
10389 (arm_arg_parital_bytes): Likewise.
10390 (arm_function_arg_advance): New function.
10391 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10392 calling conventions.
10393 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10394 * arm.h (NUM_VFP_ARG_REGS): Define.
10395 (LIBCALL_VALUE): Update.
10396 (FUNCTION_VALUE): Delete.
10397 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10398 (arm_pcs): New enum.
10399 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10400 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10401 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10402 * arm-protos.h (arm_function_arg_advance): Add.
10403 (aapcs_libcall_value): Add.
10404 (arm_function_value): Delete.
10406 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10407 H.J. Lu <hongjiu.lu@intel.com>
10410 * config/i386/i386.c (standard_sse_mode_p): Remove.
10411 (standard_sse_constant_p): Return 2 for integer mode
10412 vector_all_ones_operand when SSE2 is enabled.
10413 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10414 (ix86_expand_vector_move): Do not check for negative values from
10415 standard_sse_constant_p.
10417 2009-08-06 Richard Guenther <rguenther@suse.de>
10419 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10420 array type comparisons frontend independent.
10421 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10422 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10423 out array reference lower bound and element size operands.
10424 (ao_ref_init_from_vn_reference): Properly compute the offset
10425 for ARRAY_RANGE_REF.
10426 (vn_reference_fold_indirect): Fill out array reference lower
10427 bound and element size operands.
10428 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10429 a non gimple valued reference operand which can happen for
10430 array reference lower bound or element size.
10431 (create_component_ref_by_pieces_1): Properly generate the
10432 element size operand for array references.
10434 2009-08-06 Richard Guenther <rguenther@suse.de>
10436 PR tree-optimization/40964
10437 * tree.c (iterative_hash_host_wide_int): Export.
10438 * tree.h (iterative_hash_host_wide_int): Declare.
10439 * tree-ssa-structalias.c (heapvar_map): New struct.
10440 (heapvar_map_eq): New function.
10441 (heapvar_map_hash): Likewise.
10442 (heapvar_lookup): Adjust.
10443 (heapvar_insert): Likewise.
10444 (make_constraint_from_heapvar): Allow multiple heap variables
10445 per decl at different offsets.
10446 (init_alias_heapvars): Adjust.
10448 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10450 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10451 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10452 trailing sync if TARGET_SYNC_AFTER_SC.
10454 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10456 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10457 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10458 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10459 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10460 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10461 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10462 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10463 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10464 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10465 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10466 the prototype declaration match the definition.
10467 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10468 instructions explicitly. Add barrier_before and operands
10470 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10471 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10472 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10473 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10474 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10475 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10477 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10479 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10481 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10482 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10485 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10488 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10490 PR rtl-optimization/40924
10491 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10492 make sure canon_rtx (mem_address) isn't simpler than
10493 canon_rtx (expanded_mem_address).
10495 2009-08-05 Li Feng <nemokingdom@gmail.com>
10497 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10498 for each poly_bb_p.
10499 (build_scop_drs): Build alias set for each SCoP.
10501 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10503 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10504 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10505 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10506 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10507 (BASE_DRIVER_SELF_SPECS): Likewise.
10509 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10511 * tree-ssa-alias.c: Fix some comment typos.
10513 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10515 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10516 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10518 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10521 * simplify-rtx.c (simplify_binary_operation_1): Disable
10522 simplifications for decimal float operations.
10524 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10526 PR middle-end/40943
10527 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10528 operand of INDIRECT_REF.
10530 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10532 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10533 constants referencing TLS symbols.
10535 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10537 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10538 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10540 2009-08-03 Richard Guenther <rguenther@suse.de>
10542 * tree.c (make_vector_type): Build a main variant first,
10543 get the canonical one and then build the variant.
10544 * tree-ssa.c (useless_type_conversion_p_1): Handle
10546 (useless_type_conversion_p): Conversions to pointers to
10547 incomplete record types are useless.
10549 2009-08-03 Richard Guenther <rguenther@suse.de>
10551 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10552 file will be created.
10553 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10554 * toplev.c (compile_file): Adjust comment.
10556 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10558 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10559 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10560 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10561 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10562 (sh_promote_function_mode): Fix typo.
10564 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10566 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10568 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10570 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10571 declaration arguments.
10573 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10575 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10576 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10577 (ix86_split_ashl): Ditto.
10578 (ix86_expand_vector_init_one_nonzero): Ditto.
10579 (ix86_expand_vector_set): Ditto.
10580 (ix86_expand_reduc_v4sf): Ditto.
10582 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10584 * explow.c (promote_function_mode): Remove assert.
10585 * config/sh/sh.c (sh_promote_function_mode): Declare.
10587 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10589 * config/pa/pa.c (pa_promote_function_mode): Declare.
10590 Change to static. Fix promote_mode call.
10592 * gthr-dce.h (CONST_CAST2): Define if not defined.
10593 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10595 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10597 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10599 * expr.c (store_constructor): Use promote_decl_mode. Remove
10600 now write-only variable unsignedp.
10601 (expand_expr_real_1): Use promote_decl_mode.
10602 * expr.h (promote_function_mode, promote_decl_mode): New.
10603 (promote_mode): Remove last argument.
10604 * function.c (assign_temp): Drop last argument of promote_mode.
10605 (assign_parm_find_data_types): Use promote_function_mode.
10606 (assign_parm_setup_reg): Likewise.
10607 (expand_function_end): Use promote_function_mode.
10608 * calls.c (initialize_argument_information): Use promote_function_mode.
10609 (precompute_arguments): Use promote_mode instead of checking if
10610 only PROMOTE_FUNCTION_MODE is defined.
10611 (expand_call): When making sibcall decisions, use promote_function_mode.
10612 Below, remove an if for targetm.calls.promote_function_return and
10613 and use promote_function_mode.
10614 (emit_library_call_value_1): Use promote_function_mode, fix bug
10615 where promote_mode was passed FOR_CALL == 0 for a return value in an
10617 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10618 * explow.c (promote_function_mode, promote_decl_mode): New.
10619 (promote_mode): Keep only the FOR_CALL == 0 case.
10620 * combine.c (setup_incoming_promotion): Remove test of
10621 promote_function_args. Use promote_function_mode.
10622 * stmt.c (expand_value_return): Use promote_decl_mode.
10623 (expand_decl): Use promote_decl_mode.
10625 * expr.c (store_constructor): Use promote_decl_mode. Remove
10626 now write-only variable unsignedp.
10627 (expand_expr_real_1): Use promote_decl_mode.
10628 * expr.h (promote_function_mode, promote_decl_mode): New.
10629 (promote_mode): Remove last argument.
10630 * function.c (assign_temp): Drop last argument of promote_mode.
10631 (assign_parm_find_data_types): Use promote_function_mode.
10632 (assign_parm_setup_reg): Likewise.
10633 (expand_function_end): Use promote_function_mode.
10634 * calls.c (initialize_argument_information): Use promote_function_mode.
10635 (precompute_arguments): Use promote_mode instead of checking if
10636 only PROMOTE_FUNCTION_MODE is defined.
10637 (expand_call): When making sibcall decisions, use promote_function_mode.
10638 Below, remove an if for targetm.calls.promote_function_return and
10639 and use promote_function_mode.
10640 (emit_library_call_value_1): Use promote_function_mode, fix bug
10641 where promote_mode was passed FOR_CALL == 0 for a return value in an
10643 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10644 * explow.c (promote_function_mode, promote_decl_mode): New.
10645 (promote_mode): Keep only the FOR_CALL == 0 case.
10646 * combine.c (setup_incoming_promotion): Remove test of
10647 promote_function_args. Use promote_function_mode.
10648 * stmt.c (expand_value_return): Use promote_decl_mode.
10649 (expand_decl): Use promote_decl_mode.
10651 * explow.c (promote_function_mode): Just call the target hook.
10652 * targhooks.c (default_promote_function_mode,
10653 default_promote_function_mode_always_promote): New.
10654 * targhooks.h (default_promote_function_mode,
10655 default_promote_function_mode_always_promote): Declare.
10656 * target.h (promote_function_args, promote_function_return): Remove.
10657 (promote_function_mode): New.
10658 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10659 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10660 (TARGET_PROMOTE_FUNCTION_MODE): New.
10661 (TARGET_CALLS): Adjust.
10662 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10663 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10665 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10666 * config/s390/s390.c (s390_promote_function_mode): ... here,
10667 with pointer handling.
10668 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10669 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10671 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10672 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10673 with pointer handling.
10674 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10675 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10677 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10678 * config/sh/sh.c (sh_promote_function_mode): New.
10679 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10680 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10682 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10683 * config/cris/cris.c (cris_promote_function_mode): ... here.
10684 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10685 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10687 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10688 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10689 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10690 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10692 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10693 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10694 complex type handling.
10695 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10696 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10698 * config/pa/pa.c (pa_promote_function_mode): New.
10699 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10700 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10702 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10703 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10704 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10705 * config/xtensa/xtensa.c: Likewise.
10706 * config/stormy16/stormy16.c: Likewise.
10707 * config/iq2000/iq2000.c: Likewise.
10708 * config/rs6000/rs6000.c: Likewise.
10709 * config/picochip/picochip.c: Likewise.
10710 * config/arc/arc.c: Likewise.
10711 * config/mcore/mcore.c: Likewise.
10712 * config/score/score.c: Likewise.
10713 * config/mips/mips.c: Likewise.
10714 * config/bfin/bfin.c: Likewise.
10715 * config/ia64/ia64.c: Likewise (disabled though).
10717 * config/frv/frv.h: Remove pointless remark.
10719 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10720 TARGET_PROMOTE_FUNCTION_ARGS,
10721 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10722 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10724 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10726 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10727 -floop-parallelize-all.
10728 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10729 flag_loop_parallelize_all.
10730 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10731 * graphite.c (graphite_transform_loops): Same.
10732 * common.opt: Same.
10733 * graphite-poly.c (apply_poly_transforms): Same.
10735 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10737 PR tree-optimization/40914
10738 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10739 if set, then check the delta field of the PMF record.
10740 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10741 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10742 call is stored in the delta.
10744 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10746 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10748 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10750 * config/i386/bsd.h (ASM_BYTE): New define.
10751 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10752 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10753 .byte. Use fputs or putc instead of fprintf where appropriate.
10754 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10755 fputs or putc instead of fprintf where appropriate.
10756 * config/i386/i386elf.h: Ditto.
10757 * config/i386/sysv4.h: Ditto.
10759 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10760 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10761 (*tls_global_dynamic_64): Ditto.
10763 2009-07-31 Christian Bruel <christian.bruel@st.com>
10765 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10767 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10769 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10770 Remove dead code for MINUS.
10772 2009-07-31 Anthony Green <green@moxielogic.com>
10774 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10776 (moxie_expand_epilogue): Ditto for epilogue.
10777 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10778 incoming arguments.
10779 (moxie_function_arg): Ditto.
10780 (moxie_pass_by_reference): Ditto.
10781 (moxie_arg_partial_bytes): Ditto.
10782 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10783 (FUNCTION_ARG_ADVANCE) Ditto.
10784 (REG_PARM_STACK_SPACE) Ditto.
10785 (FUNCTION_ARG_REGNO_P) Dito.
10787 * config.gcc: Add moxie linux config support.
10788 * gcc/config/moxie/uclinux.h: New file.
10790 2009-07-31 DJ Delorie <dj@redhat.com>
10792 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10793 (UNSPECV_SP_SWITCH_E): New.
10794 (sp_switch_1): Change to an unspec.
10795 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10797 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10798 reference the new stack's address
10800 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10802 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10803 graphite-clast-to-gimple.o, graphite-dependences.o,
10804 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10805 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10806 (graphite-blocking.o,
10807 graphite-clast-to-gimple.o, graphite-dependences.o,
10808 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10809 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10810 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10811 * cfgloop.h (struct loop): Add can_be_parallel field.
10812 * common.opt (fgraphite-identity): Moved up.
10813 (fgraphite-force-parallel): New flag.
10814 * graphite.c: Rewrite.
10815 * graphite.h: Rewrite.
10816 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10818 * toplev.c (graphite_out_file): New file descriptor.
10819 (graphite_in_file): New.
10820 (process_options): flag_graphite_force_parallel cannot be used without
10822 * tree-ssa-loop.c: Include toplev.h.
10823 (gate_graphite_transforms): Enable flag_graphite for
10824 flag_graphite_force_parallel.
10826 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10828 * ChangeLog.graphite: New.
10829 * graphite-blocking.c: New.
10830 * graphite-clast-to-gimple.c: New.
10831 * graphite-clast-to-gimple.h: New.
10832 * graphite-dependences.c: New.
10833 * graphite-dependences.h: New.
10834 * graphite-interchange.c: New.
10835 * graphite-poly.c: New.
10836 * graphite-poly.h: New.
10837 * graphite-ppl.c: New.
10838 * graphite-ppl.h: New.
10839 * graphite-scop-detection.c: New.
10840 * graphite-scop-detection.h: New.
10841 * graphite-sese-to-poly.c: New.
10842 * graphite-sese-to-poly.h: New.
10846 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10848 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10849 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10851 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10853 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10854 (scev_is_linear_expression): Return false if the evolution is not
10855 affine multivariate.
10857 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10859 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10860 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10862 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10864 * tree-data-ref.c (debug_data_references): New.
10865 (debug_data_reference): New.
10866 * tree-data-ref.h (debug_data_references): Declared.
10867 (debug_data_reference): Declared.
10869 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10871 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10872 * tree-data-ref.h (scop_p): Removed.
10873 (struct data_reference): Remove field scop.
10874 (DR_SCOP): Removed.
10875 (stmt_simple_memref_p): Removed.
10877 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10879 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10880 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10883 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10885 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10887 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10889 * doc/invoke.texi (-fgraphite-identity): Documented.
10891 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10893 * tree-scalar-evolution.c: Fix comment.
10894 (instantiate_scev_1): Return unknow from scev instantiation if the
10895 result is not above instantiate_below.
10897 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10899 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10900 static anymore. Instantiate the symbols that may have been introduced
10902 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
10905 2009-07-30 DJ Delorie <dj@redhat.com>
10907 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
10908 .vliw directive to VLIW sections.
10910 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10912 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
10914 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
10915 (AUTOHEADER): New variable.
10916 ($(srcdir)/cstamp-h.in): Use it.
10918 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10919 Pat Haugen <pthaugen@us.ibm.com>
10920 Revital Eres <ERES@il.ibm.com>
10922 * config/rs6000/vector.md (VEC_F): Add VSX support.
10925 (mov<mode>): Ditto.
10926 (vector_load_<mode>): Ditto.
10927 (vector_store_<mode>): Ditto.
10928 (vector GPR move split): Ditto.
10929 (vec_reload_and_plus_<mptrsize>): Ditto.
10930 (vec_reload_and_reg_<mptrsize>): Ditto.
10931 (add<mode>3): Ditto.
10932 (sub<mode>3): Ditto.
10933 (mul<mode>3): Ditto.
10934 (neg<mode>2): Ditto.
10935 (abs<mode>2): Ditto.
10936 (smin<mode>3): Ditto.
10937 (smax<mode>3): Ditto.
10938 (vector_eq<mode>): Ditto.
10939 (vector_gt<mode>): Ditto.
10940 (vector_ge<mode>): Ditto.
10941 (vector_gtu<mode>): Ditto.
10942 (vector_select_<mode>_uns): Ditto.
10943 (vector_eq_<mode>_p): Ditto.
10944 (vector_gt_<mode>_p): Ditto.
10945 (vector_ge_<mode>_p): Ditto.
10946 (vector_gtu_<mode>_p): Ditto.
10947 (cr6_test_for_zero): Ditto.
10948 (cr6_test_for_zero_reverse): Ditto.
10949 (cr6_test_for_lt): Ditto.
10950 (cr6_test_for_lt_reverse): Ditto.
10951 (xor<mode>3): Ditto.
10952 (ior<mode>3): Ditto.
10953 (and<mode>3): Ditto.
10954 (one_cmpl<mode>2): Ditto.
10955 (nor<mode>2): Ditto.
10956 (andc<mode>2): Ditto.
10957 (float<VEC_int<mode>2): Ditto.
10958 (unsigned_float<VEC_int><mode>2): Ditto.
10959 (fix_trunc<mode><VEC_int>2): Ditto.
10960 (fixuns_trunc<mode><VEC_int>2): Ditto.
10962 (vec_set<mode>): Ditto.
10963 (vec_extract<mode>): Ditto.
10964 (vec_interleave_highv4sf): Ditto.
10965 (vec_interleave_lowv4sf): Ditto.
10966 (vec_realign_load_<mode>): Ditto.
10967 (vec_shl_<mode>): Ditto.
10968 (vec_shr_<mode>): Ditto.
10969 (div<mode>3): New patterns for VSX.
10970 (vec_interleave_highv2df): Ditto.
10971 (vec_interleave_lowv2df): Ditto.
10972 (vec_pack_trunc_v2df): Ditto.
10973 (vec_pack_sfix_trunc_v2df): Ditto.
10974 (vec_pack_ufix_trunc_v2df): Ditto.
10975 (vec_unpacks_hi_v4sf): Ditto.
10976 (vec_unpacks_lo_v4sf): Ditto.
10977 (vec_unpacks_float_hi_v4si): Ditto.
10978 (vec_unpacks_float_lo_v4si): Ditto.
10979 (vec_unpacku_float_hi_v4si): Ditto.
10980 (vec_unpacku_float_lo_v4si): Ditto.
10981 (movmisalign<mode>): Ditto.
10982 (vector_ceil<mode>2): New patterns for vectorizing math library.
10983 (vector_floor<mode>2): Ditto.
10984 (vector_btrunc<mode>2): Ditto.
10985 (vector_copysign<mode>3): Ditto.
10987 * config/rs6000/predicates.md (easy_vector_constant_msb): New
10988 predicate for setting the high bit in each word, used for copysign.
10990 * config/rs6000/ppc-asm.h (f19): Whitespace.
10991 (f32-f63): Define if VSX.
10992 (v0-v31): Define if Altivec.
10993 (vs0-vs63): Define if VSX.
10995 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
10997 * config/rs6000/power7.md: New file, provide tuning parameters for
11000 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11001 (rs6000_cpu_cpp_builtins): Ditto.
11002 (altivec_overloaded_builtins): Ditto.
11003 (altivec_resolve_overloaded_builtin): Ditto.
11005 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11006 debug switch to disable vectorizing simple math builtin
11009 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11010 Vectorize simple math builtin functions.
11011 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11012 hook to vectorize math builtins.
11013 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11014 (rs6000_builtin_conversion): Add VSX/power7 support.
11015 (rs6000_builtin_vec_perm): Ditto.
11016 (vsplits_constant): Add support for loading up a vector constant
11017 with just the high bit set in each part.
11018 (rs6000_expand_vector_init): Add VSX/power7 support.
11019 (rs6000_expand_vector_set): Ditto.
11020 (rs6000_expand_vector_extract): Ditto.
11021 (rs6000_emit_move): Ditto.
11022 (bdesc_3arg): Ditto.
11023 (bdesc_2arg): Ditto.
11024 (bdesc_1arg): Ditto.
11025 (rs6000_expand_ternop_builtin): Ditto.
11026 (altivec_expand_builtin): Ditto.
11027 (rs6000_expand_unop_builtin): Ditto.
11028 (rs6000_init_builtins): Ditto.
11029 (altivec_init_builtins): Ditto.
11030 (builtin_function_type): Ditto.
11031 (rs6000_common_init_builtins): Ditto.
11032 (rs6000_handle_altivec_attribute); Ditto.
11033 (rs6000_mangle_type): Ditto.
11034 (rs6000_vector_mode_supported_p): Ditto.
11035 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11036 are mode dependent.
11038 * config/rs6000/vsx.md: New file for VSX support.
11040 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11041 identifing values with just the most significant bit set.
11042 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11043 vectorized builtins.
11045 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11046 (UNSPEC_VRFIM): Delete.
11047 (splitter for loading up vector with most significant bit): New
11048 splitter for vectorizing copysign.
11049 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11050 vectorizing simple math functions.
11051 (altivec_vrfip): Add support for vectorizing simple math functions.
11052 (altivec_vrfim): Ditto.
11053 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11055 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11056 (power7.md, vsx.md): Include for power7 support.
11057 (copysigndf3): Use VSX instructions if -mvsx.
11058 (negdf2_fpr): Ditto.
11059 (absdf2_fpr): Ditto.
11060 (nabsdf2_fpr): Ditto.
11061 (adddf3_fpr): Ditto.
11062 (subdf3_fpr): Ditto.
11063 (muldf3_fpr): Ditto.
11064 (divdf3_fpr): Ditto.
11065 (fix_truncdfdi2_fpr): Ditto.
11066 (cmpdf_internal1): Ditto.
11067 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11068 (btruncdf2, btruncdf2_fpr): Ditto.
11069 (ceildf2, ceildf2_fpr): Ditto.
11070 (floordf2, floordf2_fpr): Ditto.
11071 (floatdidf2, floatdidf2_fpr): Ditto.
11072 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11073 (fmsubdf4_fpr): Ditto.
11074 (fnmadddf4_fpr_1): Ditto.
11075 (fnmadddf4_fpr_2): Ditto.
11076 (fnmsubdf4_fpr_1): Ditto.
11077 (fnmsubdf4_fpr_2): Ditto.
11078 (fixuns_truncdfdi2): Add expander for VSX support.
11079 (fix_truncdfdi2): Ditto.
11080 (fix_truncdfsi2): Ditto.
11081 (ftruncdf2): Ditto.
11082 (btruncsf2): Whitespace.
11083 (movdf_hardfloat32): Add support for VSX registers.
11084 (movdf_softfloat32): Ditto.
11085 (movdf_hardfloat64): Ditto.
11086 (movdf_hardfloat64_mfpgpr): Ditto.
11087 (movdf_softfloat64): Ditto.
11088 (movti splitters): Add check for vector registers supporting
11089 TImode in the future.
11090 (bpermd): Add power7 bpermd instruction.
11092 * config/rs6000/altivec.h (vec_div): Define if VSX.
11095 (vec_nmadd): Ditto.
11096 (vec_nearbyint): Ditto.
11099 (all predicates): Use the generic builtin function, and not the V4SF
11100 specific function so that the predicates will work with VSX's V2DF.
11101 (vec_all_*): Ditto.
11102 (vec_any_*): Ditto.
11104 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11105 Document new VSX functions and types.
11107 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11110 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11111 "wa", and "j" constraints. Modify "v" to talk about Altivec
11112 instead of just vector.
11114 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11117 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11118 location for phi arguments.
11119 (rewrite_update_phi_arguments): Find locations for reaching defs.
11120 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11121 Add location to add_phi_arg calls.
11122 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11123 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11124 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11125 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11126 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11127 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11128 * tree-phinodes.c (make_phi_node): Initialize location.
11129 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11130 (add_phi_arg): Add location parameter.
11131 (remove_phi_arg_num): Move location when moving phi argument.
11132 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11134 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11135 slpeel_update_phi_nodes_for_guard1,
11136 slpeel_update_phi_nodes_for_guard2,
11137 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11138 vect_loop_versioning): Set locations.
11139 * tree-parloops.c (create_phi_for_local_result,
11140 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11141 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11142 * tree-vect-loop.c (get_initial_def_for_induction,
11143 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11145 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11146 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11147 (gimple_phi_arg_set_location): New. Set locus.
11148 (gimple_phi_arg_has_location): New. Check for locus.
11149 (redirect_edge_var_map_location): New. Return locus from var_map.
11150 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11151 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11152 combining PHI arguments.
11153 (cond_store_replacement): Set location.
11154 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11155 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11156 scop_add_exit_phis_edge): Add locations.
11157 * tree-cfgcleanup.c (remove_forwarder_block,
11158 remove_forwarder_block_with_phi): Add locations.
11159 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11160 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11162 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11163 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11164 flush_pending_stmts): Add source location.
11165 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11166 stack to preserve locations.
11167 * tree-vect-stmts.c (vectorizable_load): Add location.
11168 * tree-inline.c (copy_phis_for_bb): Copy locus.
11169 (setup_one_parameter): Add call locus to inlined parameter stmts.
11170 (initialize_inlined_parameters): Pass in call location as parameter
11172 (tree_function_versioning): Pass location to setup_one_parameter.
11173 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11174 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11175 copy and edge lists.
11176 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11177 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11178 locus parameter and override the stmt default if provided.
11179 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11180 elim_graph_add_edge, elim_graph_remove_succ_edge,
11181 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11182 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11183 eliminate_phi): Add locus info in elimination graph for each edge and
11185 (insert_backedge_copies): Copy locus if present.
11186 * tree-flow.h (struct _edge_var_map): Add locus field.
11187 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11188 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11189 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11191 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11193 2009-07-30 Martin Jambor <mjambor@suse.cz>
11195 PR tree-optimization/40570
11196 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11197 use inlining loops.
11199 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11201 * ssa-loop-manip.c: Include langhooks.h.
11202 (rewrite_phi_with_iv): New.
11203 (rewrite_all_phi_nodes_with_iv): New.
11204 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11205 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11206 * tree-parloops.c (loop_parallel_p): Move out all conditions
11207 except dependency check.
11208 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11209 (gen_parallel_loop): Call canonicalize_loop_ivs without
11210 reduction_list argument.
11211 (build_new_reduction): New.
11212 (gather_scalar_reductions): New.
11213 (try_get_loop_niter): New.
11214 (try_create_reduction_list): New.
11215 (parallleize_loops): Change the parallel conditions check.
11216 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11217 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11219 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11221 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11223 * doc/options.texi (Option properties): Mention new quoting syntax.
11225 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11227 * config/alpha/alpha.c (alpha_start_function):
11228 Handle VMS_DEBUG_MAIN_POINTER
11229 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11230 * doc/invoke.texi: Document -mdebug-main switch.
11232 2009-07-29 Richard Henderson <rth@redhat.com>
11234 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11235 (cgraph_create_edge_including_clones): Likewise.
11236 * tree-inline.c (copy_bb): Operate on the correct edges
11237 when updating the callgraph.
11239 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11241 * config/alpha/vms-cc.c: Deleted.
11242 * config/alpha/vms-ld.c: Deleted.
11243 * config/alpha/t-vms64: Moved to config/vms
11244 * config/alpha/vms-crt0-64.c: Moved to config/vms
11245 * config/alpha/vms-crt0.c: Moved to config/vms
11246 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11247 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11248 * config/alpha/xm-vms.h: Moved to config/vms
11249 * config/alpha/x-vms: Moved to config/vms
11250 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11252 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11253 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11255 * config/vms/t-vms64: Moved here from config/alpha
11256 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11257 (argc,argv,envp): Enforce 32bit malloc'ing.
11258 * config/vms/vms-psxcrt0-64.c: Likewise.
11259 * config/vms/vms-crt0.c: Moved here from config/alpha.
11260 * config/vms/vms-psxcrt0.c: Likewise.
11261 * config/vms/vms-crtl-64.h: New file.
11262 * config/vms/vms-crtl.h: New file.
11263 * config/vms/vms.opt: New file.
11264 * config/vms/xm-vms64.h: New file.
11265 * config/vms/xm-vms.h: Moved here from config/alpha.
11266 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11268 * config/vms/x-vms: Moved here from config/alpha.
11269 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11270 (vms-ld.o, vms-cc.o): Removed.
11271 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11273 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11275 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11276 correct stack (obvious VMS fix).
11278 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11280 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11281 date, version info if VMS_DEBUGGING_INFO defined.
11282 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11283 size, date calculating code moved here.
11285 2009-07-29 Paul Brook <paul@codesourcery.com>
11287 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11290 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11293 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11294 to DImode when generating insq_le insn.
11296 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11298 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11299 New macro set for VMS_DEBUGGGING_INFO.
11300 (AT_string_form): Use it.
11302 2009-07-28 DJ Delorie <dj@redhat.com>
11304 * config/mep/mep.c (vtext_section): New.
11305 (vftext_section): New.
11306 (ftext_section): New.
11307 (mep_select_section): Add support for functions.
11308 (mep_unique_section): Likewise.
11309 (mep_asm_init_sections): Likewise.
11310 (mep_encode_section_info): Remove it from here.
11312 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11314 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11316 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11317 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11319 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11321 * dwarf2out.c (output_file_names): Test new macro
11322 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11323 (add_comp_dir_attribute): Likewise.
11325 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11327 * config/i386/mingw-w64.h (LINK_SPEC): Add
11328 separating space between commands.
11330 2009-07-28 Jan Hubicka <jh@suse.cz>
11332 PR tree-optimization/40759
11333 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11336 2009-07-27 DJ Delorie <dj@redhat.com>
11338 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11339 types are dword-aligned.
11340 (mep_expand_va_start): Likewise.
11342 2009-07-27 Olivier Hainque <hainque@adacore.com>
11343 Douglas B Rupp <rupp@gnat.com>
11345 * convert.c (convert_to_pointer): Don't assume the target
11346 pointer type is POINTER_SIZE long. Fetch its precision instead.
11348 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11350 * system.h (fopen): Undefine if macro.
11352 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11354 * dwarf2out.c (output_cfi_p): Removed.
11355 (output_cfis): New function.
11356 (output_fde): New function, split from output_call_frame_info.
11357 (output_call_frame_info): Use it.
11358 (dwarf2out_switch_text_section): Use output_cfis.
11360 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11362 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11363 TARGET_BI_ARCH is specified without enabling SJLJ.
11364 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11365 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11367 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11369 * arm.md (negdi2): Use DImode if forcing a value into a register.
11371 2009-07-26 Ira Rosen <irar@il.ibm.com>
11373 PR tree-optimization/40801
11374 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11375 of vector operand from the previous copy of vector statement.
11376 Pass the correct definition type value to
11377 vect_get_vec_def_for_stmt_copy().
11379 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11381 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11382 const char ** conversion.
11384 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11386 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11387 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11388 (gcc_unreachable): Invoke __builtin_unreachable() if
11389 !ENABLE_ASSERT_CHECKING.
11391 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11393 PR rtl-optimization/40445
11394 * emit-rtl.c (next_nonnote_insn_bb): New function.
11395 * rtl.h (next_nonnote_insn_bb): Declare new function.
11396 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11397 with no successors that is the successor of the ENTRY_BLOCK.
11398 Continue from the top after removing an empty fallthrough block.
11399 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11400 of next_nonnote_insn.
11402 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11404 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11406 2009-07-25 Martin Jambor <mjambor@suse.cz>
11408 * c-common.c (c_common_attribute_table): New element for noclone.
11409 (handle_noclone_attribute): New function. Forward-declare.
11410 * tree-inline.c (tree_versionable_function_p): Check for noclone
11412 * doc/extend.texi (Labels as Values): Document need for noclone.
11413 (Function Attributes): Document noclone attribute.
11415 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11417 PR rtl-optimization/34999
11418 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11419 and dw_fde_switched_cold_to_hot fields.
11420 (output_cfi_p): New function.
11421 (output_call_frame_info): If fde->dw_fde_switched_sections,
11422 output 2 FDEs instead of one with corrupted header.
11423 (dwarf2out_do_cfi_startproc): New function.
11424 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11425 and fde->dw_fde_switched_cold_to_hot.
11426 (dwarf2out_switch_text_section): Compute
11427 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11428 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11429 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11430 Otherwise, compute fde->dw_fde_switch_cfi.
11432 2009-07-24 Cary Coutant <ccoutant@google.com>
11434 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11436 2009-07-24 Cary Coutant <ccoutant@google.com>
11438 * cfghooks.c (split_block): Copy discriminator to new block.
11439 * tree-cfg.c (assign_discriminator): Check location of last
11440 instruction in block as well as first.
11442 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11444 * config/i386/linux.c: Use fputs or putc instead of fprintf
11446 * config/i386/gas.h: Ditto.
11447 * config/i386/x86-64.h: Ditto.
11448 * config/i386/att.h: Ditto.
11450 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11452 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11455 2009-07-24 Martin Jambor <mjambor@suse.cz>
11457 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11458 (ipa_push_func_to_list_1): Declare.
11459 (ipa_push_func_to_list): New function.
11461 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11462 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11463 (ipa_push_func_to_list): Removed.
11464 (ipa_pop_func_from_list): Clear node_enqueued flag.
11466 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11468 * config/s390/s390.c (override_options): Default
11469 max-unrolled-insns to 100 for z10 tuning.
11471 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11473 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11474 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11475 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11476 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11477 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11478 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11479 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11481 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11483 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11484 use default set in mingw32.h header.
11485 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11486 64-bit /mingw/include path.
11487 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11490 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11492 PR rtl-optimization/40209
11493 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11495 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11497 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11498 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11499 with the rest of string where appropriate. Use fputs or putc
11500 instead of fprintf where appropriate.
11502 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11503 Pat Haugen <pthaugen@us.ibm.com>
11504 Revital Eres <ERES@il.ibm.com>
11506 * config/rs6000/vector.md: New file. Move most of the vector
11507 expander support here from altivec.md to allow for the VSX vector
11508 unit in the future. Add support for secondary_reload patterns.
11509 Rewrite the patterns for vector comparison, and vector comparison
11510 predicate instructions so that the RTL expresses the desired
11511 behavior, instead of using unspec.
11513 * config/rs6000/constraints.md ("f" constraint): Use
11514 rs6000_constraints to hold the precalculated register class.
11515 ("d" constraint): Ditto.
11516 ("wd" constraint): New constraint for VSX.
11517 ("wf" constraint): Ditto.
11518 ("ws" constraint): Ditto.
11519 ("wa" constraint): Ditto.
11520 ("wZ" constraint): Ditto.
11521 ("j" constraint): Ditto.
11523 * config/rs6000/predicates.md (vsx_register_operand): New
11525 (vfloat_operand): New predicate for vector.md.
11526 (vint_operand): Ditto.
11527 (vlogical_operand): Ditto.
11528 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11529 (easy_vector_constant): Add VSX support.
11530 (altivec_indexed_or_indirect_operand): New predicate for
11531 recognizing Altivec style memory references with AND -16.
11533 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11534 for vector secondary reload support.
11535 (rs6000_vector_reg_class): Delete, replacing it with
11536 rs6000_constraints.
11537 (rs6000_vsx_reg_class): Ditto.
11538 (rs6000_constraints): New array to hold the register classes of
11539 each of the register constraints that can vary at runtime.
11540 (builtin_mode_to_type): New static array for builtin function type
11542 (builtin_hash_table): New static hash table for builtin function
11544 (TARGET_SECONDARY_RELOAD): Define target hook.
11545 (TARGET_IRA_COVER_CLASSES): Ditto.
11546 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11547 registers are 128 bits if VSX memory reference instructions are used.
11548 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11549 unit is being used.
11550 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11551 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11552 Print several of the scheduling related parameters.
11553 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11554 rs6000_constraints instead of rs6000_vector_reg_class. Move
11555 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11556 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11557 Altivec. Add VSX support. Setup for secondary reload support on
11558 Altivec/VSX registers.
11559 (rs6000_override_options): Make power7 set the scheduling groups
11560 like the power5. Add support for new debug switches to override
11561 the scheduling defaults. Temporarily disable -mcpu=power7 from
11562 setting -mvsx. Add support for debug switches -malways-hint,
11563 -msched-groups, and -malign-branch-targets.
11564 (rs6000_buitlin_conversion): Add support for returning unsigned
11565 vector conversion functions to fix regressions due to stricter
11567 (rs6000_builtin_mul_widen_even): Ditto.
11568 (rs6000_builtin_mul_widen_odd): Ditto.
11569 (rs6000_builtin_vec_perm): Ditto.
11570 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11571 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11572 to zero a register.
11573 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11574 generated upstream.
11575 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11576 VSX types for bit operations. Changes to accomidate vector.md.
11577 (bdesc_2arg): Ditto.
11578 (bdesc_1arg): Ditto.
11579 (struct builtin_description_predicates): Rewrite predicate
11580 handling so that RTL describes the operation, instead of passing
11581 the instruction to be used as a string argument.
11582 (bdesc_altivec_preds): Ditto.
11583 (altivec_expand_predicate_builtin): Ditto.
11584 (altivec_expand_builtin): Ditto.
11585 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11586 statement for vsldoi support.
11587 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11588 (altivec_expand_st_builtin): Ditto.
11589 (paired_expand_builtin): Whitespace changes.
11590 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11591 builtin_mode_to_type table for secondary reload. Call
11592 builtin_function_type to build random builtin functions.
11593 (altivec_init_builtins): Change to use builtin_function_type to
11594 create builtin function types dynamically as we need them.
11595 (builtin_hash_function): New support for hashing the tree types
11596 for builtin function as we need it, rather than trying to build
11597 all of the trees that we need. Add initial preliminary VSX support.
11598 (builtin_function_type): Ditto.
11599 (builtin_function_eq): Ditto.
11600 (builtin_hash_struct): Ditto.
11601 (rs6000_init_builtins): Ditto.
11602 (rs6000_common_init_builtins): Ditto.
11603 (altivec_init_builtins): Ditto.
11604 (rs6000_common_init_builtins): Ditto.
11605 (enum reload_reg_type): New enum for simplifing reg classes.
11606 (rs6000_reload_register_type): Simplify register classes into GPR,
11607 Vector, and other registers. Altivec and VSX addresses in reload.
11608 (rs6000_secondary_reload_inner): Ditto.
11609 (rs6000_ira_cover_classes): New target hook, that returns the
11610 appropriate cover classes, based on -mvsx being used or not.
11611 (rs6000_secondary_reload_class): Add VSX support.
11612 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11613 (get_vsel_insn): Ditto.
11614 (rs6000_emit_vector_compare): Rewrite vector conditional support
11615 so that where we can, we use RTL operators, instead of blindly use
11617 (rs6000_emit_vector_select): Ditto.
11618 (rs6000_emit_vector_cond_expr): Ditto.
11619 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11620 (create_TOC_reference): Add -mdebug=addr support.
11621 (emit_frame_save): VSX loads/stores need register indexed addressing.
11623 * config/rs6000/rs6000.md: Include vector.md.
11625 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11627 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11628 support for V2DI, V2DF in logical, permute, select operations.
11630 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11631 switch for vsx/power7.
11632 (-mvsx-scalar-memory): Ditto.
11633 (-mvsx-align-128): Ditto.
11634 (-mallow-movmisalign): Ditto.
11635 (-mallow-df-permute): Ditto.
11636 (-msched-groups): Ditto.
11637 (-malways-hint): Ditto.
11638 (-malign-branch-targets): Ditto.
11640 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11642 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11643 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11644 (rs6000_vector_reg_class): Delete.
11645 (rs6000_vsx_reg_class): Ditto.
11646 (enum rs6000_reg_class_enum): New enum for the constraints that
11647 vary based on target switches.
11648 (rs6000_constraints): New array to hold the register class for all
11649 of the register constraints that vary based on the switches used.
11650 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11651 (enum rs6000_builtins): Add unsigned varients for the builtin
11652 declarations returned by target hooks for expanding multiplies,
11653 select, and permute operations. Add VSX builtins.
11654 (enum rs6000_builtin_type_index): Add entries for VSX.
11655 (V2DI_type_node): Ditto.
11656 (V2DF_type_node): Ditto.
11657 (unsigned_V2DI_type_node): Ditto.
11658 (bool_long_type_node): Ditto.
11659 (intDI_type_internal_node): Ditto.
11660 (uintDI_type_internal_node): Ditto.
11661 (double_type_internal_node): Ditto.
11663 * config/rs6000/altivec.md (whole file): Move all expanders to
11664 vector.md from altivec.md. Rename insn matching functions to be
11666 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11667 (altivec_vcmp*): Ditto.
11668 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11669 (VM): New iterator for moves that includes the VSX types.
11670 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11671 (altivec_vperm_<mode>_uns): New, for unsigned types.
11672 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11673 (altivec_eq<mode>): Ditto.
11674 (altivec_gt<mode>): Ditto.
11675 (altivec_gtu<mode>): Ditto.
11676 (altivec_eqv4sf): Ditto.
11677 (altivec_gev4sf): Ditto.
11678 (altivec_gtv4sf): Ditto.
11679 (altivec_vcmpbfp_p): Ditto.
11681 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11683 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11686 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11689 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11690 ASM_SHORT instead of .word.
11691 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11692 instead of .word in asm template.
11694 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11697 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11698 (process_bb_node_lives): Use it.
11700 * ira.c (setup_cover_and_important_classes): Don't setup
11701 ira_important_class_nums. Add cover classes to the end of
11703 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11705 (find_reg_class_closure): Use reorder_important_classes.
11707 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11709 * config/i386/i386.c (i386_ira_cover_classes): New function.
11710 (TARGET_IRA_COVER_CLASSES): Redefine.
11712 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11713 importance of order of cover classes in the array.
11715 2009-07-22 Diego Novillo <dnovillo@google.com>
11717 * tree-pass.h (TDF_EH): Define.
11718 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11719 contains TDF_EH, print the EH region number holding GS.
11720 * tree-dump.c (dump_options): Add "eh".
11721 * doc/invoke.texi: Document it.
11723 2009-07-22 Doug Kwan <dougkwan@google.com>
11725 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11727 2009-07-22 Michael Matz <matz@suse.de>
11729 PR tree-optimization/35229
11730 PR tree-optimization/39300
11732 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11733 (inhibit_phi_insertion): New function.
11734 (insert_into_preds_of_block): Call it for REFERENCEs.
11735 (init_pre): Initialize and finalize scalar evolutions.
11736 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11738 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11740 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11741 Use CONST_VECTOR_NUNITS to determine number of elements.
11743 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11745 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11746 (U, W): Constraints are now deprecated and will be removed if we
11747 run out of letters.
11748 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11750 ("prefetch"): Add the stcmh instruction for prefetching.
11751 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11753 (s390_short_displacement): Return always true if compiling for
11754 machines not providing the long displacement facility.
11755 (s390_mem_constraint): Support the new constraint letter Z.
11756 (s390_check_qrst_address): New function.
11758 2009-07-21 DJ Delorie <dj@redhat.com>
11760 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11763 2009-07-21 Jason Merrill <jason@redhat.com>
11765 * c-common.c (max_tinst_depth): Increase default to 1024.
11767 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11769 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11770 (vec_unpacku_float_lo_v4si): Ditto.
11772 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11775 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11776 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11777 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11778 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11780 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11782 PR tree-optimization/40813
11783 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11786 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11788 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11789 with a NOP_EXPR if needed.
11791 2009-07-21 Paul Brook <paul@codesourcery.com>
11793 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11794 Terminate debug dump with newline.
11796 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11798 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11799 Cast "1" to unsigned HOST_WIDE_INT.
11800 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11801 deposit length to the maximum length - lsb. Extend length if
11802 HOST_BITS_PER_WIDE_INT is 32.
11804 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11806 * cgraph.h (constant_pool_htab): New function.
11807 (constant_descriptor_tree): Move from varasm.c.
11808 * varasm.c (constant_pool_htab): New function.
11809 (constant_descriptor_tree): Move to cgraph.h.
11811 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11813 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11815 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11817 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11820 2009-07-20 Xinliang David Li <davidxl@google.com>
11822 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11824 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11826 * config/mips/mips.md (move_type): Add arith.
11827 (type): Handle arith.
11828 (zero_extendsidi2): Rename this into ...
11829 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11830 (zero_extendsidi2): New expander.
11831 (*zero_extendsidi2_dext): New pattern.
11833 2009-07-20 Nick Clifton <nickc@redhat.com>
11835 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11836 to set MIPS_ABI_DEFAULT.
11837 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11839 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11841 * tree-object-size.c (addr_object_size): Handle unions with
11842 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11844 PR tree-optimization/40792
11845 * tree.c (build_function_type_skip_args): Remove bogus assert.
11847 2009-07-20 Jan Hubicka <jh@suse.cz>
11848 Martin Jambor <mjambor@suse.cz>
11850 * cgraph.h (combined_args_to_skip): New field.
11851 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11852 combined_args_to_skip and args_to_skip.
11853 * tree-inline.c (update_clone_info): New function.
11854 (tree_function_versioning): Call update_clone_info.
11855 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11857 (cgraph_materialize_all_clones): More extensive dumping, working
11858 with combined_args_to_skip rather than args_to_skip.
11860 2009-07-20 Ira Rosen <irar@il.ibm.com>
11862 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11863 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11864 (get_initial_def_for_reduction): Likewise.
11865 (vectorizable_reduction): Skip the check of first operand in case
11866 of COND_EXPR. Add check that it is outer loop vectorization if
11867 nested cycle was detected. Call vectorizable_condition() for
11868 COND_EXPR. If reduction epilogue cannot be created do not fail for
11869 nested cycles (if it is not double reduction). Assert that there
11870 is only one type in the loop in case of COND_EXPR. Call
11871 vectorizable_condition() to vectorize COND_EXPR.
11872 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11873 Add parameters. Allow nested cycles if called from
11874 vectorizable_reduction(). Use reduction vector variable if provided.
11875 (vect_analyze_stmt): Call vectorizable_reduction() before
11876 vectorizable_condition().
11877 (vect_transform_stmt): Update call to vectorizable_condition().
11879 2009-07-20 Christian Bruel <christian.bruel@st.com>
11881 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11882 * doc/invoke.texi (-mfmovd): Likewise.
11883 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11885 2009-07-20 Jan Hubicka <jh@suse.cz>
11887 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11888 when handling SSA name.
11890 2009-07-19 Jan Hubicka <jh@suse.cz>
11892 PR tree-optimization/40676
11893 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11894 virtual PHIs in empty BBs.
11896 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11898 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11899 re-expanded the compound use gen_lowpart instead to convert to the
11902 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11904 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
11905 OUTER_CONST arguments.
11906 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
11907 the new wider mode will be masked off.
11908 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
11910 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11912 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
11913 high-order bits are zero.
11915 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11917 * combine.c (simplify_shift_const_1): Split code to determine
11918 shift_mode into ...
11919 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
11920 new bits shifted in are identical to the old sign bit.
11922 2009-07-18 Richard Guenther <rguenther@suse.de>
11925 * gimplify.c (gimplify_call_expr): Reject code using results from
11926 functions returning void.
11928 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11930 * doc/md.texi: Document the new PowerPC "es" constraint.
11931 Document that "m" can include automodified addresses on this target,
11932 and explain how %U must be used. Extend the "Q" and "Z" documentation
11933 to suggest "es" as well as "m".
11934 * config/rs6000/constraints.md (es): New memory constraint.
11935 (Q, Z): Update strings to match new documentation.
11937 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11939 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
11940 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
11941 * config/rs6000/predicates.md (volatile_mem_operand): Use
11942 offsettable_nonstrict_memref_p.
11943 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
11944 (*floatunssidf2_internal): Likewise.
11945 (*fix_truncdfsi2_internal): Likewise.
11946 (*fix_trunctfsi2_internal): Likewise.
11948 2009-07-17 Anatoly Sokolov <aesok@post.ru>
11950 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
11951 atmega32u2 devices.
11952 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11954 2009-07-17 Richard Guenther <rguenther@suse.de>
11957 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
11958 (pass_warn_unused_result): Likewise.
11959 (TODO_set_props): Remove.
11960 * omp-low.c (diagnose_omp_structured_block_errors): Change to
11962 (pass_diagnose_omp_blocks): Define.
11963 * c-decl.c (pop_file_scope): Do not finalize the CU here.
11964 (c_gimple_diagnostics_recursively): Remove.
11965 (finish_function): Do not call it.
11966 (c_write_global_declarations): Continue after errors.
11967 Finalize the CU here.
11968 * c-gimplify.c (c_genericize): Do not gimplify here.
11969 * c-common.c (c_warn_unused_result): Move ...
11970 * tree-cfg.c (do_warn_unused_result): ... here.
11971 (run_warn_unused_result): New function.
11972 (gate_warn_unused_result): New function.
11973 (pass_warn_unused_result): New pass.
11974 * c-common.h (c_warn_unused_result): Remove.
11975 * flags.h (flag_warn_unused_result): Declare.
11976 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
11977 * opts.c (flag_warn_unused_result): Initialize to false.
11978 * toplev.c (compile_file): Add comment.
11979 * omp-low.c (create_omp_child_function): Do not register
11980 the function with the frontend.
11981 (diagnose_omp_structured_block_errors): Prepare to be
11982 called as optimization pass.
11983 (gate_diagnose_omp_blocks): New function.
11984 (pass_diagnose_omp_blocks): New pass.
11985 * cgraph.h (cgraph_optimize): Remove.
11986 (cgraph_analyze_function): Likewise.
11987 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
11988 * cgraphunit.c (cgraph_lower_function): Lower nested functions
11989 before their parents here.
11990 (cgraph_finalize_function): Not here.
11991 (cgraph_analyze_function): Gimplify functions here.
11992 (cgraph_finalize_compilation_unit): Continue after errors.
11993 Optimize the callgraph from here.
11994 (cgraph_optimize): Make static.
11995 * langhooks.c (write_global_declarations): Finalize the CU.
11996 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
11997 (gimplify_function_tree): Assert we gimplify only once.
11998 Set PROP_gimple_any property.
11999 * tree-nested.c (gimplify_all_functions): New function.
12000 (lower_nested_functions): Gimplify all nested functions.
12001 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12002 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12003 and pass_diagnose_omp_blocks after gimplification. Do not
12004 set TODO_set_props on all_lowering_passes.
12005 (execute_one_pass): Do not handle TODO_set_props.
12006 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12007 (gimplify.o): Add tree-pass.h dependency.
12008 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12009 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12010 (unsave_r): Likewise.
12011 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12012 temporary variable.
12014 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12016 * doc/service.texi (Service): Restore previously removed link,
12017 which isn't broken after all.
12019 2009-07-17 Richard Guenther <rguenther@suse.de>
12021 PR tree-optimization/40321
12022 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12023 PHI nodes to the maximal set.
12024 (make_values_for_phi): Add PHI arguments to the maximal set.
12025 (execute_pre): Dump PHI_GEN and the maximal set.
12027 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12030 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12033 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12035 * doc/extend.texi (Nested Functions): Replace broken link with
12037 * doc/service.texi (Service): Remove broken link.
12039 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12042 * builtins.c (expand_builtin_memcmp): Use loc instead of
12043 EXPR_LOCATION (exp).
12044 (expand_builtin_strncmp): Likewise.
12046 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12047 Manuel López-Ibáñez <manu@gcc.gnu.org>
12050 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12051 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12052 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12053 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12054 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12055 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12056 tree-inline.c, c-common.c, c-common.h, gimple.c,
12057 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12058 convert.c: Add location argument to fold_{unary,binary,ternary},
12059 fold_build[123], build_call_expr, build_size_arg,
12060 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12061 fold_build1_initializer, fold_build2_initializer,
12062 fold_build3_initializer, fold_build_call_array,
12063 fold_build_call_array_initializer, fold_single_bit_test,
12064 omit_one_operand, omit_two_operands, invert_truthvalue,
12065 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12066 combine_comparisons, fold_builtin_*, fold_call_expr,
12067 build_range_check, maybe_fold_offset_to_address, round_up,
12070 2009-07-16 Jason Merrill <jason@redhat.com>
12073 * c-common.c (c_common_reswords): Add __is_standard_layout
12075 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12076 * doc/implement-cxx.texi: New.
12077 * doc/gcc.texi: Include it.
12079 2009-07-16 DJ Delorie <dj@redhat.com>
12081 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12082 compares that may be indirectly affected by previous instructions.
12084 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12086 * builtins.c (do_mpc_arg2): New.
12087 (fold_builtin_2): Fold builtin cpow.
12088 * real.h (HAVE_mpc_pow): New.
12090 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12092 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12093 comparison to skip unprofitable schedule
12095 2009-07-16 Simon Baldwin <simonb@google.com>
12097 * gcc.c (option_map): New flag -no-canonical-prefixes.
12098 * (display_help): Print help text for new flag.
12099 * (process_command): Move options translation and language specifics
12100 and handle new flag early. Use it to set a function pointer to a
12101 prefix builder. Replace make_relative_prefix calls with calls to
12102 the function pointed to. Ignore new flag in regular options handling.
12103 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12105 2009-07-15 DJ Delorie <dj@redhat.com>
12107 * config/mep/mep.md (sibcall_internal): Change register to avoid
12108 argument registers.
12109 (sibcall_value_internal): Likewise.
12111 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12113 PR rtl-optimization/40710
12114 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12116 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12118 * config/mips/mips.md (*extenddi_truncate<mode>,
12119 *extendsi_truncate<mode>): Change type attribute to move_type
12120 with shift_shift. Split out code handling exts from here ...
12121 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12123 (*extendhi_truncateqi): Change type attribute to move_type with
12124 shift_shift. Split out code handling exts from here ...
12125 (*extendhi_truncateqi_exts): ... to this new pattern.
12127 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12129 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12130 instead of "and" with inverted sign bit mask value. Use
12131 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12132 Allocate registers only for operand 4 and operand 5.
12134 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12136 PR middle-end/40747
12137 * fold-const.c (fold_cond_expr_with_comparison): When folding
12138 < and <= to MIN, make sure the MIN uses the same type as the
12139 comparison's operands.
12141 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12143 * arm.md (ior_xor): New code iterator.
12144 (split for ior/xor with shift and zero-extend): New split pattern.
12145 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12147 2009-07-15 Richard Guenther <rguenther@suse.de>
12149 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12152 2009-07-15 Richard Guenther <rguenther@suse.de>
12154 PR middle-end/40753
12155 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12157 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12159 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12160 handle 2.6.30 kernel.
12162 2009-07-15 DJ Delorie <dj@redhat.com>
12164 * config/mep/mep.md (sibcall_internal): Change register to allow
12165 for 24-bit addresses.
12166 (sibcall_value_internal): Likewise.
12168 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12170 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12171 that are enabled/disabled by the flags introduced by a previous patch.
12173 2009-07-14 DJ Delorie <dj@redhat.com>
12175 * config/mep/mep.md (sibcall_internal): Include non-toggling
12177 (sibcall_value_internal): Likewise.
12179 2009-07-14 Taras Glek <tglek@mozilla.com>
12180 Rafael Espindola <espindola@google.com>
12182 * doc/sourcebuild.texi: Document install-plugin target.
12183 * configure.ac: Added install-plugin target to language makefiles.
12184 * configure: Regenerate.
12185 * Makefile.in (install-plugin): Install more headers,
12186 depend on lang.install-plugin.
12188 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12190 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12193 2009-07-14 DJ Delorie <dj@redhat.com>
12195 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12196 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12197 * config/mep/mep.md (sibcall_internal): Change test from
12198 mep_vliw_mode_match to mep_vliw_jmp_match.
12199 (sibcall_value_internal): Likewise.
12201 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12203 * config/i386/sse.md (copysign<mode>3): New expander.
12204 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12205 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12206 Use ix86_build_const_vector.
12207 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12208 IX86_BUILTIN_CPYSGNPD.
12209 (builtin_description): Add __builtin_ia32_copysignps and
12210 __builtin_ia32_copysignpd.
12211 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12212 and BUILT_IN_COPYSIGNF.
12214 2009-07-13 Jason Merrill <jason@redhat.com>
12216 * builtins.c (can_trust_pointer_alignment): New fn.
12217 (get_pointer_alignment): Factor it out from here.
12218 * tree.h: Declare it.
12220 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12222 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12225 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12229 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12231 2009-07-14 Richard Guenther <rguenther@suse.de>
12232 Andrey Belevantsev <abel@ispras.ru>
12234 PR middle-end/40745
12235 * cfgexpand.c (partition_stack_vars): Do not bother to update
12236 alias information when not optimizing.
12238 2009-07-14 Richard Guenther <rguenther@suse.de>
12239 Andrey Belevantsev <abel@ispras.ru>
12241 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12242 (pt_solution_set): Likewise.
12243 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12244 * tree-ssa-structalias.c (pt_solution_set): New function.
12245 * final.c (rest_of_clean_state): Free SSA data structures.
12246 * print-rtl.c (print_decl_name): Remove.
12247 (print_mem_expr): Implement in terms of print_generic_expr.
12248 * alias.c (ao_ref_from_mem): New function.
12249 (rtx_refs_may_alias_p): Likewise.
12250 (true_dependence): Query alias-export info.
12251 (canon_true_dependence): Likewise.
12252 (write_dependence_p): Likewise.
12253 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12255 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12256 (mem_expr_equal_p): Use operand_equal_p.
12257 (set_mem_attributes_minus_bitpos): Do not use
12258 component_ref_for_mem_expr.
12259 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12260 (update_alias_info_with_stack_vars): Likewise.
12261 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12262 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12263 explicitly nor clear stmt operands.
12264 Free the decl-to-pointer map.
12265 * tree-optimize.c (execute_free_datastructures): Do not free
12266 SSA data structures here.
12267 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12268 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12269 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12271 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12273 2009-07-13 DJ Delorie <dj@redhat.com>
12275 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12276 unrolling at the right iteration count.
12278 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12281 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12283 * haifa-sched.c (rank_for_schedule): Introduced flags to
12284 enable/disable individual scheduling heuristics.
12285 * common.opt: Introduced flags to enable/disable individual
12286 heuristics in the scheduler.
12287 * doc/invoke.texi: Introduced flags to enable/disable individual
12288 heuristics in the scheduler.
12290 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12292 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12293 config/i386/mingw-tls.c.
12294 * config/i386/mingw-tls.c: Removed.
12296 2009-07-13 Ira Rosen <irar@il.ibm.com>
12298 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12299 checks access only relevant statements.
12300 (vectorizable_reduction): Likewise.
12302 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12304 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12305 just for 32-bit case.
12307 2009-07-12 Jan Hubicka <jh@suse.cz>
12309 PR tree-optimization/40585
12310 * except.c (expand_resx_expr): When there already is resume
12311 instruction, produce linked list.
12312 (build_post_landing_pads): Assert that resume is empty.
12313 (connect_post_landing_pads): Handle resume lists.
12314 (dump_eh_tree): Dump resume list.
12316 2009-07-12 Ira Rosen <irar@il.ibm.com>
12318 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12319 with additional argument.
12320 * tree-vectorizer.h (enum vect_def_type): Add
12321 vect_double_reduction_def.
12322 (vect_is_simple_reduction): Add argument.
12323 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12325 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12326 vect_is_simple_reduction with additional argument.
12327 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12329 (reduction_code_for_scalar_code): Handle additional codes by
12330 returning ERROR_MARK for them. Fix comment and indentation.
12331 (vect_is_simple_reduction): Fix comment, add argument to specify
12332 double reduction. Detect double reduction.
12333 (get_initial_def_for_induction): Fix indentation.
12334 (get_initial_def_for_reduction): Fix comment and indentation.
12335 Handle double reduction. Create initial definitions that do not
12336 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12337 (vect_create_epilog_for_reduction): Fix comment, add argument to
12338 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12339 epilogue result extraction. Create double reduction phi node and
12340 replace relevant uses.
12341 (vectorizable_reduction): Call vect_is_simple_reduction with
12342 additional argument. Fix indentation. Update epilogue code treatment
12343 according to the changes in reduction_code_for_scalar_code. Check
12344 for double reduction. Call vect_create_epilog_for_reduction with
12345 additional argument.
12346 * tree-vect-stmts.c (process_use): Handle double reduction, update
12348 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12349 (vect_get_vec_def_for_operand): Likewise.
12351 2009-07-12 Danny Smith <dansmister@gmail.com>
12353 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12354 dllexport if !TREE_PUBLIC.
12355 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12357 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12359 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12360 (avr_extra_arch_macro) Remove declatation.
12361 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12362 (avr_extra_arch_macro) Declare as static.
12363 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12365 2009-07-11 Jan Hubicka <jh@suse.cz>
12367 PR middle-end/48388
12368 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12370 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12373 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12374 cold_in_std_section bits.
12375 (dwarf2out_begin_prologue): Initialize them.
12376 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12377 if already covered by text_section or cold_text_section range.
12379 PR rtl-optimization/40667
12380 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12381 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12382 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12383 * config/i386/i386.c (ix86_minimum_alignment): New function.
12384 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12385 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12386 * emit-rtl.c (gen_reg_rtx): Likewise.
12387 * function.c (assign_parms): Likewise. If nominal_type needs
12388 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12389 rather than passed_type's alignment.
12392 * function.c (assign_parm_setup_stack): Adjust
12393 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12394 from nominal_mode on big endian.
12396 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12398 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12400 2009-07-10 DJ Delorie <dj@redhat.com>
12402 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12404 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12406 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12408 (thumb2_cbnz): Likewise.
12410 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12413 * config.gcc (supported_defaults): Add synci.
12414 (with_synci): Add validation.
12415 (all_defaults): Add synci.
12416 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12419 * config/mips/mips.opt (msynci): New option.
12420 * config/mips/mips.c (mips_override_options): Warn on use of
12421 -msynci for targets that do now support it.
12422 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12424 * gcc/doc/invoke.texi (-msynci): Document the new option.
12425 * doc/install.texi (--with-synci): Document the new option.
12427 2009-07-10 Richard Guenther <rguenther@suse.de>
12429 PR tree-optimization/40496
12430 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12431 the PHI result with a compatible type.
12433 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12437 * c.opt (Wunused-result): New.
12438 * doc/invoke.texi: Document it.
12439 * c-common.c (c_warn_unused_result): Use it.
12441 2009-07-09 DJ Delorie <dj@redhat.com>
12443 * targhooks.c (default_target_can_inline_p): Rename from
12444 default_target_option_can_inline_p.
12445 * targhooks.h (default_target_can_inline_p): Likewise.
12446 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12447 TARGET_OPTION_CAN_INLINE_P.
12448 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12449 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12450 (mep_target_can_inline_p): Rename from
12451 mep_target_option_can_inline_p.
12454 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12455 registers used to pass vectors.
12457 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12459 2009-07-09 Tom Tromey <tromey@redhat.com>
12461 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12462 * config/mmix/mmix.c: Include dwarf2.h.
12463 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12464 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12465 * config/sh/sh.c: Include dwarf2.h.
12466 * config/i386/i386.c: Include dwarf2.h.
12467 * Makefile.in (DWARF2_H): Remove 'elf'.
12468 * except.c: Include dwarf2.h.
12469 * unwind-dw2.c: Include dwarf2.h.
12470 * dwarf2out.c: Include dwarf2.h.
12471 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12472 * unwind-dw2-fde.c: Include dwarf2.h.
12473 * dwarf2asm.c: Include dwarf2.h.
12475 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12477 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12478 (max_issue): Use it.
12479 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12481 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12482 (region_sched_info): Update.
12483 * sched-ebb.c (ebb_sched_info): Update.
12484 * modulo-sched.c (sms_sched_info): Update.
12485 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12487 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12489 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12491 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12493 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12495 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12497 PR middle-end/40692
12498 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12499 arg1 with arg01 if arg1 is already INTEGER_CST.
12501 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12503 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12504 Transform (and (truncate)) into (truncate (and)).
12506 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12508 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12509 creating LHS paradoxical subregs. Fix surrounding returns to
12510 use NULL_RTX rather than 0.
12512 2009-07-08 DJ Delorie <dj@redhat.com>
12514 * config/mep/mep.c (mep_option_can_inline_p): New.
12515 (TARGET_OPTION_CAN_INLINE_P): Define.
12517 2009-07-08 Mark Wielaard <mjw@redhat.com>
12520 * dwarf2out.c (add_data_member_location_attribute): When we have
12521 only a constant offset don't emit a new location description using
12522 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12525 2009-07-08 Richard Henderson <rth@redhat.com>
12528 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12529 (enum reg_class): Add CLOBBERED_REGS.
12530 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12531 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12532 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12533 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12534 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12535 force 64-bit sibcalls into R11.
12536 * config/i386/constraints.md (U): New constraint.
12537 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12538 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12539 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12541 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12543 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12545 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12546 * ebitmap.h (dump_ebitmap): Ditto.
12547 * optabs.h (optab_libfunc): Ditto.
12548 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12549 * tree-flow.h (vect_can_force_dr_alignment_p,
12550 get_vectype_for_scalar_type): Ditto.
12551 (vectorize_loops): Move prototype to ...
12552 * tree-vectorizer.h: ... here. Also, adjust comment.
12553 (vect_set_verbosity_level): Remove duplicate prototype.
12554 * tree-ssa-loop.c: Include tree-vectorizer.h.
12555 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12557 2009-07-08 Nick Clifton <nickc@redhat.com>
12559 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12562 2009-07-08 DJ Delorie <dj@redhat.com>
12564 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12565 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12566 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12568 * config/mep/intrinsics.md: Regenerated.
12569 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12570 registers when asm() or calls are detected.
12572 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12575 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12577 * gimple (gimple_build_call_from_tree): Likewise.
12578 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12579 no_warning flag before warning.
12581 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12583 * tree.c (set_expr_locus): Remove.
12584 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12585 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12587 * gimplify.c (internal_get_tmp_var): Likewise.
12588 (gimplify_call_expr): Likewise.
12589 (gimplify_one_sizepos): Likewise.
12591 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12594 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12595 to variables for debugging purposes.
12597 2009-06-23 Mark Loeser <mark@halcy0n.com>
12600 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12602 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12604 * pretty-print.c (pp_base_format): Remove %J.
12605 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12606 gcc_cxxdiag_char_table): Likewise.
12607 (init_dynamic_diag_info): Likewise.
12609 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12611 * pretty-print.c (pp_base_format): Remove %H.
12612 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12613 gcc_cxxdiag_char_table): Likewise.
12614 (init_dynamic_diag_info): Likewise.
12615 * config/mep/mep.c (mep_select_section): Likewise.
12617 2009-07-07 Duncan Sands <baldrick@free.fr>
12619 * final.c (pass_clean_state): Give the pass a name.
12620 * passes.c (pass_rest_of_compilation): Likewise.
12621 * tree-optimize.c (pass_all_optimizations): Likewise.
12623 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12625 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12626 an extra 'decl' for error_at.
12628 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12630 PR middle-end/40669
12631 * tree-tailcall.c (adjust_return_value_with_ops,
12632 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12633 if it has complex or vector type.
12635 2009-07-07 Olivier Hainque <hainque@adacore.com>
12637 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12640 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12642 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12644 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12646 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12647 * c-decl.c: Likewise.
12648 * function.c: Likewise.
12649 * varasm.c: Likewise.
12650 * tree-ssa.c: Likewise.
12651 * c-common.c: Likewise.
12652 * tree-cfg.c: Likewise.
12653 * config/spu/spu.c: Likewise.
12654 * config/ia64/ia64.c: Likewise.
12655 * config/v850/v850.c: Likewise.
12657 2009-07-06 DJ Delorie <dj@redhat.com>
12659 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12660 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12661 unspecified accesses to control registers.
12662 * config/mep/intrinsics.md: Regenerate.
12663 * config/mep/intrinsics.h: Regenerate.
12664 * config/mep/mep-intrin.h: Regenerate.
12666 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12668 * c-lex.c: Replace %H by an explicit location. Update all calls.
12669 * c-common.c: Likewise.
12670 * c-decl.c: Likewise.
12671 * c-typeck.c: Likewise.
12672 * fold-const.c: Likewise.
12673 * gimplify.c: Likewise.
12674 * stmt.c: Likewise.
12675 * tree-cfg.c: Likewise.
12676 * tree-ssa-loop-niter.c: Likewise.
12677 * tree-vrp.c: Likewise.
12678 * value-prof.c: Likewise.
12680 2009-07-06 Diego Novillo <dnovillo@google.com>
12682 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12683 if it has one. Handle cases where VAR does not have an
12684 annotation or cfun is NULL.
12686 2009-07-06 Diego Novillo <dnovillo@google.com>
12688 * tree.c: Include debug.h.
12689 (initialize_tree_contains_struct): New.
12690 (init_ttree): Call it.
12691 (tree_node_structure_for_code): Factor out of ...
12692 (tree_node_structure): ... here.
12693 * treestruct.def (TS_PHI_NODE): Remove.
12694 (TS_GIMPLE_STATEMENT): Remove.
12696 2009-07-06 Diego Novillo <dnovillo@google.com>
12698 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12699 (debug_tree_chain): Handle cycles.
12701 2009-07-06 Nick Clifton <nickc@redhat.com>
12702 DJ Delorie <dj@redhat.com>
12704 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12705 __FMOVD_ENABLED__ is defined.
12707 (TARGET_FMOVD): Provide a default definition.
12708 (MASK_FMOVD): Likewise.
12709 (TARGET_CPU_CPP_BUILTINS): Define
12710 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12711 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12712 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12713 (split for DF load from memory into register): Also handle
12714 MEMs which consist of REG+DISP addressing.
12715 (split for DF store from register to memory): Likewise.
12716 (movsf_ie): Always use single fp_mode.
12717 * config/sh/sh.c (sh_override_options): Do not automatically
12718 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12719 that to the -mfmovd command line switch.
12720 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12721 (fldi_ok): Always allow.
12722 * config/sh/sh.opt (mfmovd): Remove this switch.
12723 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12725 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12726 Kaz Kojima <kkojima@gcc.gnu.org>
12728 PR rtl-optimization/30807
12729 * postreload.c (reload_combine): For every new use of REG_SUM,
12730 record the use of BASE.
12732 2009-07-06 Jan Hubicka <jh@suse.cz>
12734 * params.def: Revert my accidental commit at 2009-06-30.
12736 2009-07-04 Ian Lance Taylor <iant@google.com>
12739 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12741 (mingw_format_attribute_overrides): Likewise.
12743 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12746 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12747 don't check cfa.reg. Instead of cfa.indirect use
12748 fde && fde->drap_reg != INVALID_REGNUM test.
12750 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12752 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12754 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12757 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12759 2009-07-03 Richard Guenther <rguenther@suse.de>
12761 PR tree-optimization/40640
12762 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12765 2009-07-03 Jan Hubicka <jh@suse.cz>
12767 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12768 for size, reduce amount of inlining.
12770 2009-07-03 Richard Guenther <rguenther@suse.de>
12772 PR middle-end/34163
12773 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12774 if t +- x is known to not overflow and the conversion widens the
12776 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12778 2009-07-03 Jan Hubicka <jh@suse.cz>
12780 * ipa-pure-const.c (analyze): Update loop optimizer init.
12781 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12782 try_remove_empty_loop, remove_empty_loops): Remove.
12783 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12784 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12785 to mark regular loops as neccesary.
12786 (degenerate_phi_p): New function.
12787 (propagate_necessity, remove_dead_phis): Use it.
12788 (forward_edge_to_pdom): Likewise.
12789 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12790 virtual PHI nodes that became unreachable.
12791 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12792 * tree-flow.h (remove_empty_loops): Remove.
12793 * passes.c (init_optimization_passes): Remove.
12795 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12797 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12798 can_create_pseudo_p.
12799 (*fix_trunc<mode>_i387_1): Ditto.
12800 (*floathi<mode>2_1): Ditto.
12801 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12802 (*fistdi2_1): Ditto.
12803 (*fist<mode>2_1): Ditto.
12804 (frndintxf2_floor): Ditto.
12805 (*fist<mode>2_floor_1): Ditto.
12806 (frndintxf2_ceil): Ditto.
12807 (*fist<mode>2_ceil_1): Ditto.
12808 (frndintxf2_trunc): Ditto.
12809 (frndintxf2_mask_pm): Ditto.
12810 (fxam<mode>2_i387_with_temp): Ditto.
12811 * config/i386/sse.md (mulv16qi3): Ditto.
12812 (*sse2_mulv4si3): Ditto.
12814 (sse4_2_pcmpestr): Ditto.
12815 (sse4_2_pcmpistr): Ditto.
12817 2009-07-03 Jan Hubicka <jh@suse.cz>
12819 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12820 (mark_stmt_necessary): Set it.
12821 (mark_operand_necessary): Set it.
12822 (mark_control_dependent_edges_necessary): Set it.
12823 (mark_virtual_phi_result_for_renaming): New function.
12824 (get_live_post_dom): New function.
12825 (forward_edge_to_pdom): New function.
12826 (remove_dead_stmt): Fix handling of control dependences.
12827 (tree_dce_init): Init new bitmap.
12828 (tree_dce_done): Free it.
12830 2009-07-02 Richard Guenther <rguenther@suse.de>
12833 * tree-ssa-structalias.c (new_var_info): Initialize
12836 2009-07-02 Jan Hubicka <jh@suse.cz>
12838 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12841 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12843 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12844 instead of recomputing it. Adjust calls.
12845 (emit_store_flag): Adjust recursive calls.
12847 2009-07-02 Richard Guenther <rguenther@suse.de>
12849 * tree-ssa-live.c (remove_unused_locals): Do not remove
12851 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12852 of DECL_EXTERNAL for HEAP variables.
12853 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12854 HEAP variables. Do not adjust RESTRICT vars.
12855 (find_what_var_points_to): Nobody cares if something
12856 points to READONLY.
12858 2009-07-02 Ben Elliston <bje@au.ibm.com>
12860 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12861 pc_low and pc_high declarations to the top of the function.
12863 2009-07-01 DJ Delorie <dj@redhat.com>
12865 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12866 registers as fixed.
12867 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12868 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12869 unspecified accesses to control registers.
12870 * config/mep/intrinsics.md: Regenerate.
12871 * config/mep/intrinsics.h: Regenerate.
12872 * config/mep/mep-intrin.h: Regenerate.
12874 2009-07-01 Anthony Green <green@moxielogic.com>
12876 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12877 instruction when possible.
12878 (moxie_expand_prologue): Ditto. Also, save an instruction and
12879 some complexity by popping off of $r12 instead of $sp.
12880 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12883 2009-07-01 Richard Henderson <rth@redhat.com>
12886 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12887 contained no insns, reposition note before last insn.
12889 2009-07-01 Richard Henderson <rth@redhat.com>
12892 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12893 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12895 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12898 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12899 darwin9 for printing reg addresses with %y.
12901 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12903 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
12904 truncation from operands in binary operations.
12906 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12909 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12910 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12911 subreg of op0 to the original op0.
12913 * expmed.c (store_bit_field_1): Use a temporary as the destination
12914 instead of a paradoxical subreg when we need to truncate the result.
12916 2009-07-01 DJ Delorie <dj@redhat.com>
12918 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
12919 names to VLIW variants.
12920 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
12921 * config/mep/intrinsics.md: Regenerate.
12922 * config/mep/intrinsics.h: Regenerate.
12923 * config/mep/mep-intrin.h: Regenerate.
12925 2009-07-01 Jakub Jelinek <jakub@redhat.com>
12928 * jump.c (returnjump_p): Revert last patch.
12929 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
12931 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12934 * pa.md (casesi32p): Use jump table label to determine the offset
12936 (casesi64p): Likewise.
12938 * pa.c (forward_branch_p): Return bool type. Use instruction
12939 addresses when available. Assert that INSN has a jump label.
12940 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
12943 2009-07-01 Richard Guenther <rguenther@suse.de>
12945 PR tree-optimization/19831
12946 * tree-ssa-dce.c (propagate_necessity): Calls to functions
12947 that only act as barriers do not make any previous stores necessary.
12948 * tree-ssa-structalias.c (handle_lhs_call): Delay making
12949 HEAP variables global, do not add a constraint from nonlocal.
12950 (find_func_aliases): Handle escapes through return statements.
12951 (compute_points_to_sets): Make escaped HEAP variables global.
12953 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12956 * expmed.c (emit_store_flag): Perform a conversion if necessary,
12957 after reducing a DImode cstore to SImode.
12959 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12961 * expr.c (expand_expr_real_1): Reinstate fallthrough to
12962 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
12964 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
12966 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
12967 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
12969 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
12970 and umod_optab if TARGET_BSD_DIVMOD.
12971 * config/vax/lib1funcs.asm: New file.
12972 * config/vax/t-linux: New file.
12973 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
12975 2009-06-30 Jakub Jelinek <jakub@redhat.com>
12978 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
12979 to type arguments that have void type.
12982 * dwarf2out.c (gen_formal_parameter_die): Call
12983 equate_decl_number_to_die if node is different from origin.
12985 2009-06-30 Anthony Green <green@moxielogic.com>
12987 Clean up moxie port for --enable-build-with-cxx.
12988 * config/moxie/moxie.c (moxie_function_value): First two
12989 parameters are const_tree, not tree.
12990 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
12991 (REG_CLASS_NAMES): Ditto.
12992 (REGNO_REG_CLASS): Ditto.
12993 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
12994 (moxie_function_value): Fix constyness of arguments.
12996 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
12998 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
12999 finalize_size_functions before further processing.
13000 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13001 (variable_size): Call self_referential_size on size expressions
13002 that contain a PLACEHOLDER_EXPR.
13003 (size_functions): New static variable.
13004 (copy_self_referential_tree_r): New static function.
13005 (self_referential_size): Likewise.
13006 (finalize_size_functions): New global function.
13007 * tree.c: Include tree-inline.h.
13008 (push_without_duplicates): New static function.
13009 (find_placeholder_in_expr): New global function.
13010 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13012 <tcc_expression>: Likewise.
13013 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13014 the call in the expression.
13015 * tree.h (finalize_size_functions): Declare.
13016 (find_placeholder_in_expr): Likewise.
13017 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13018 (substitute_placeholder_in_expr): Update comment.
13019 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13021 (copy_tree_body_r): Likewise.
13022 (copy_tree_body): New static function.
13023 (maybe_inline_call_in_expr): New global function.
13024 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13025 (maybe_inline_call_in_expr): Declare.
13026 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13027 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13030 2009-06-30 Richard Guenther <rguenther@suse.de>
13032 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13034 (propagate_necessity): Do not mark reaching defs of stores
13037 2009-06-30 Jan Hubicka <jh@suse.cz>
13039 * cfgloopanal.c (check_irred): Move into ...
13040 (mark_irreducible_loops): ... here; return true if ireducible
13042 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13043 (analyze_function): Try to prove loop finiteness.
13044 * cfgloop.h (mark_irreducible_loops): Update prototype.
13045 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13047 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13049 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13051 2009-06-30 Ira Rosen <irar@il.ibm.com>
13053 PR tree-optimization/40542
13054 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13057 2009-06-30 Martin Jambor <mjambor@suse.cz>
13059 PR tree-optimization/40582
13060 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13061 than useless_type_conversion_p.
13062 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13065 2009-06-30 Martin Jambor <mjambor@suse.cz>
13067 PR middle-end/40554
13068 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13070 2009-06-30 Richard Guenther <rguenther@suse.de>
13072 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13073 use ao_ref references.
13074 (walk_aliased_vdefs): Likewise.
13075 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13076 * tree-ssa-dce.c (struct ref_data): Remove.
13077 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13078 (mark_aliased_reaching_defs_necessary): Adjust.
13079 (mark_all_reaching_defs_necessary_1): Likewise.
13081 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13084 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13085 (emit_store_flag_1): Extract from emit_store_flag, adjust
13086 calls to (what now is) emit_cstore.
13087 (emit_store_flag): Call emit_store_flag_1 and also use it
13088 for what used to be recursive calls.
13090 2009-06-30 Wei Guozhi <carrot@google.com>
13093 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13094 if the target bb post dominates from bb.
13095 * config/i386/i386.c (memory_address_length): Check existence of base
13096 register before using it.
13098 2009-06-30 Nick Clifton <nickc@redhat.com>
13099 DJ Delorie <dj@redhat.com>
13101 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13102 __FMOVD_ENABLED__ is defined.
13104 (TARGET_FMOVD): Provide a default definition.
13105 (MASK_FMOVD): Likewise.
13106 (TARGET_CPU_CPP_BUILTINS): Define
13107 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13108 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13109 two fmov instructions depending upon whether TARGET_FMOVD is
13111 (split for DF load from memory into register): Also handle
13112 MEMs which consist of REG+DISP addressing.
13113 (split for DF store from register to memory): Likewise.
13114 * config/sh/sh.opt (mfmovd): Remove this switch.
13115 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13116 * config/sh/sh.c (sh_override_options): Do not automatically
13117 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13118 that to the -mfmovd command line switch.
13120 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13122 (fldi_ok): Always allow.
13123 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13125 2009-06-29 DJ Delorie <dj@redhat.com>
13127 * doc/install.texi (mep-x-elf): Correct chip's full name.
13129 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13131 * doc/extend.texi: Fix typo.
13133 2009-06-29 Tom Tromey <tromey@redhat.com>
13135 * dwarf2.h: Remove.
13136 * Makefile.in (DWARF2_H): New variable.
13137 (except.o): Use it.
13138 (dwarf2out.o): Likewise.
13139 (dwarf2asm.o): Likewise.
13140 * config/i386/t-i386: Use DWARF2_H.
13141 * except.c: Include elf/dwarf2.h.
13142 * unwind-dw2.c: Include elf/dwarf2.h.
13143 * dwarf2out.c: Include elf/dwarf2.h.
13144 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13145 <dtprel>: New field.
13146 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13147 (size_of_loc_descr): Likewise.
13148 (output_loc_operands_raw): Likewise.
13149 (output_loc_operands): Handle new dtprel field.
13150 (loc_checksum): Update.
13151 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13152 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13153 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13154 * dwarf2asm.c: Include elf/dwarf2.h.
13155 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13156 * config/mmix/mmix.c: Include elf/dwarf2.h.
13157 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13158 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13159 * config/sh/sh.c: Include elf/dwarf2.h.
13160 * config/i386/i386.c: Include elf/dwarf2.h.
13162 2009-06-29 DJ Delorie <dj@redhat.com>
13164 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13166 * doc/extend.texi: Add MeP attributes and pragmas.
13167 * doc/invoke.text: Add MeP Options.
13168 * doc/contrib.texi: Add MeP contribution.
13169 * doc/md.texi: Add MeP constraints.
13170 * doc/install.texi: Add MeP target.
13172 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13174 * target.h (struct gcc_target): Add frame_pointer_required field.
13175 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13176 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13177 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13179 * reload1.c (update_eliminables): (Ditto.).
13180 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13181 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13182 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13184 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13186 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13187 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13188 (arm_frame_pointer_required): New function.
13190 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13191 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13192 (avr_frame_pointer_required_p): Declare as static.
13193 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13195 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13196 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13197 (bfin_frame_pointer_required): Make as static, change return type
13199 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13201 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13202 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13203 (cris_frame_pointer_required): New function.
13205 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13207 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13208 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13209 (fr30_frame_pointer_required): New function.
13211 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13212 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13213 (frv_frame_pointer_required): Make as static, change return type
13215 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13217 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13218 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13219 (ix86_frame_pointer_required): Make as static, change return type to
13221 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13223 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13224 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13226 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13228 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13230 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13232 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13233 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13234 (mips_frame_pointer_required): Make as static.
13235 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13237 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13238 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13239 (mmix_frame_pointer_required): Mew function.
13241 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13242 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13244 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13246 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13248 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13250 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13251 (CAN_ELIMINATE): Redefine.
13252 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13253 (sparc_frame_pointer_required): New function.
13254 (sparc_can_eliminate): New function.
13255 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13257 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13258 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13260 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13261 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13262 (xtensa_frame_pointer_required): Make as static, change return type
13264 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13267 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13269 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13270 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13271 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13272 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13273 (register_callback): Handle PLUGIN_START_UNIT.
13274 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13276 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13278 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13280 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13281 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13283 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13285 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13288 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13290 * doc/extend.texi (Additional Floating Types): __float128 is also
13291 supported on i386 targets.
13293 2009-06-29 Richard Guenther <rguenther@suse.de>
13295 PR middle-end/14187
13296 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13298 (pt_solutions_same_restrict_base): Declare.
13299 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13301 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13302 (make_constraint_from, make_copy_constraint): Move earlier.
13303 (make_constraint_from_heapvar): New function.
13304 (make_constraint_from_restrict): Likewise.
13305 (handle_lhs_call): Use it.
13306 (find_func_aliases): Use it to track conversions to restrict
13307 qualified pointers.
13308 (struct fieldoff): Add only_restrict_pointers flag.
13309 (push_fields_onto_fieldstack): Initialize it.
13310 (create_variable_info_for): Track global restrict qualified pointers.
13311 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13312 Track restrict qualified pointer arguments.
13313 (set_uids_in_ptset): Use varinfo is_global_var flag.
13314 (find_what_var_points_to): Set the vars_contains_restrict flag.
13315 Always create the points-to solution for sets including restrict tags.
13316 (pt_solutions_same_restrict_base): New function.
13317 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13318 qualified pointers use pt_solutions_same_restrict_base as
13319 additional source for disambiguation.
13321 2009-06-29 Richard Guenther <rguenther@suse.de>
13323 PR middle-end/38212
13324 * alias.c (find_base_decl): Remove.
13325 (get_deref_alias_set_1): Remove restrict handling.
13326 * c-common.c (c_apply_type_quals_to_decl): Do not set
13327 DECL_POINTER_ALIAS_SET.
13328 * gimplify.c (find_single_pointer_decl_1): Remove.
13329 (find_single_pointer_decl): Likewise.
13330 (internal_get_tmp_var): Remove restrict handling.
13331 (gimple_regimplify_operands): Likewise.
13332 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13333 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13334 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13335 * tree.c (restrict_base_for_decl): Remove.
13336 (init_ttree): Do not allocate it.
13337 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13338 LABEL_DECL_UID for label decls.
13339 (copy_node_stat): Do not copy restrict information.
13340 (decl_restrict_base_lookup): Remove.
13341 (decl_restrict_base_insert): Likewise.
13342 (print_restrict_base_statistics): Likewise.
13343 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13344 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13345 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13346 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13347 (LABEL_DECL_UID): Adjust.
13348 (DECL_BASED_ON_RESTRICT_P): Remove.
13349 (DECL_GET_RESTRICT_BASE): Likewise.
13350 (SET_DECL_RESTRICT_BASE): Likewise.
13351 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13353 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13354 instead of DECL_POINTER_ALIAS_SET.
13355 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13356 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13357 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13359 2009-06-29 Richard Guenther <rguenther@suse.de>
13361 PR tree-optimization/40579
13362 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13363 the IL to simplify has constants that overflowed.
13365 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13367 PR tree-optimization/40550
13368 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13369 vector_compute_type only when the size of vector_compute_type is
13370 less than the size of type.
13372 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13374 * fold-const.c (contains_label_1): Fix comments.
13375 (contains_label_p): Do not walk trees multiple time.
13377 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13379 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13380 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13381 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13382 ix86_fp_comparison_operator.
13383 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13384 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13385 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13386 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13387 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13388 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13389 (related splits): Change predicate to ix86_fp_comparison_operator.
13390 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13391 instead of ix86_fp_comparison_codes.
13392 (ix86_trivial_fp_comparison_operator,
13393 ix86_fp_comparison_operator): New.
13394 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13395 (ix86_expand_compare): Eliminate last two parameters.
13396 (ix86_fp_jump_nontrivial_p): Kill.
13397 * config/i386/i386.c (put_condition_code): Eliminate call to
13398 ix86_fp_comparison_codes and subsequent assertion.
13399 (ix86_fp_comparison_codes): Eliminate.
13400 (ix86_fp_swap_condition): New.
13401 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13402 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13403 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13404 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13405 and ix86_fp_swap_condition.
13406 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13407 Use ix86_fp_comparison_strategy.
13408 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13409 (ix86_fp_jump_nontrivial_p): Eliminate.
13410 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13411 call to ix86_expand_compare.
13412 (ix86_split_fp_branch, ix86_expand_setcc,
13413 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13414 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13416 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13418 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13419 related to jump_clobbers.
13420 * config/arm/arm.md (conds): Remove jump_clob case.
13421 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13422 splits): Change comparison_operator to arm_comparison_operator.
13423 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13426 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13428 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13429 condition for floating point modes.
13430 * expmed.c (emit_store_flag_1): Move here a bigger part
13431 of emit_store_flag.
13432 (emit_store_flag): Try swapping the condition for floating point
13434 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13436 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13438 * expr.c (expand_expr_real_1): Just use do_store_flag.
13439 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13440 emit_store_flag_force.
13441 * expmed.c (emit_store_flag_force): Copy here trick
13442 previously in expand_expr_real_1. Try reversing the comparison.
13443 (emit_store_flag_1): Work if target is NULL.
13444 (emit_store_flag): Work if target is NULL, using the result mode
13445 from the comparison. Use split_comparison, restructure final part
13446 to simplify conditionals.
13448 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13450 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13451 * dojump.c (do_jump): Change handling of floating-point
13452 ops to use just do_compare_and_jump.
13453 (split_comparison): New.
13454 (do_compare_rtx_and_jump): Add here logic coming previously
13455 in do_jump, using split_comparison.
13457 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13460 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13462 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13464 * tree-ssa-alias.c: Fix unintentional commit.
13466 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13468 * passes.c (execute_one_pass): Fix unintentional commit.
13470 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13472 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13473 (df_rd_local_compute, df_md_local_compute): Inline them.
13475 (df_md_scratch): New.
13476 (df_md_alloc, df_md_free): Allocate/free it.
13477 (df_md_local_compute): Only include live registers in init.
13478 (df_md_transfer_function): Prune the in-set computed by
13479 the confluence function, and the gen-set too.
13481 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13483 PR rtl-optimization/26854
13484 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13485 * df-problems.c (df_rd_add_problem): Fix comment.
13486 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13487 df_md_simulate_artificial_defs_at_top,
13488 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13489 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13490 df_md_transfer_function, df_md_init, df_md_confluence_0,
13491 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13492 problem_MD, df_md_add_problem): New.
13493 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13494 df_md_get_bb_info): New.
13495 (DF_LAST_PROBLEM_PLUS1): Adjust.
13497 * Makefile.in (fwprop.o): Include domwalk.h.
13498 * fwprop.c: Include domwalk.h.
13499 (reg_defs, reg_defs_stack): New.
13500 (bitmap_only_bit_between): Remove.
13501 (process_defs): New.
13502 (process_uses): Use reg_defs and local_md instead of
13503 bitmap_only_bit_between and local_rd.
13504 (single_def_use_enter_block): New, from build_single_def_use_links.
13505 (single_def_use_leave_block): New.
13506 (build_single_def_use_links): Remove code moved to
13507 single_def_use_enter_block, invoke domwalk.
13508 (use_killed_between): Adjust comment.
13510 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13512 * bitmap.h (bitmap_ior_and_into): New.
13513 * bitmap.c (bitmap_ior_and_into): New.
13515 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13517 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13518 before_dom_children_before_stmts and after_dom_children_after_stmts.
13519 Rename the two remaining callbacks to just before_dom_children and
13520 after_dom_children. Remove other GIMPLE statement walking bits.
13521 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13522 * graphite.c: Do not include domwalk.h.
13523 * tree-into-ssa.c (interesting_blocks): New global.
13524 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13525 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13526 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13527 now that they're not domwalk callbacks.
13528 (rewrite_initialize_block): Rename to...
13529 (rewrite_enter_block): ... this, place after called functions. Test
13530 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13531 (rewrite_finalize_block): Rename to...
13532 (rewrite_leave_block): ... this, place after called functions.
13533 (rewrite_update_init_block): Rename to...
13534 (rewrite_update_enter_block): ... this, place after called functions.
13535 Test interesting_blocks, call rewrite_update_stmt and
13536 rewrite_update_phi_arguments.
13537 (rewrite_update_fini_block): Rename to...
13538 (rewrite_leave_block): ... this, place after called functions.
13539 (rewrite_blocks): Remove last argument, simplify initialization of
13541 (mark_def_sites_initialize_block): Rename to...
13542 (mark_def_sites_block): ... this, call mark_def_sites.
13543 (mark_def_sites_blocks): Remove argument, simplify initialization of
13545 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13546 (update_ssa): Likewise.
13547 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13549 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13550 (dom_opt_initialize_block): Rename to...
13551 (dom_opt_enter_block): ... this, place after called functions. Walk
13552 statements here, inline propagate_to_outgoing_edges.
13553 (dom_opt_finalize_block): Rename to...
13554 (dom_opt_leave_block): ... this, place after called functions.
13555 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13557 (dse_enter_block, dse_record_phi): New.
13558 (dse_record_phis): Delete.
13559 (dse_finalize_block): Rename to...
13560 (dse_leave_block): ... this.
13561 (tree_ssa_dse): Simplify initialization of walk_data.
13562 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13563 Adjust initialization of walk_data.
13564 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13565 * tree-ssa-loop-phiopt.c (get_non_trapping):
13566 Adjust initialization of walk_data.
13567 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13568 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13569 it's not a domwalk callback.
13570 (uncprop_initialize_block): Rename to...
13571 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13572 (dse_finalize_block): Rename to...
13573 (dse_leave_block): ... this.
13574 (tree_ssa_uncprop): Simplify initialization of walk_data.
13575 * Makefile.in: Adjust dependencies.
13577 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13579 * arm.md (casesi): Fix test for Thumb1.
13580 (thumb1_casesi_internal_pic): Likewise.
13581 (thumb1_casesi_dispatch): Likewise.
13583 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13585 * config/arm/arm-cores.def: Added core cortex-m0.
13586 * config/arm/arm-tune.md: Regenerated.
13587 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13589 2009-06-26 DJ Delorie <dj@redhat.com>
13591 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13593 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13594 the scheduler doesn't tag jump insns.
13596 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13598 * c-decl.c (merge_decls): Re-indent.
13600 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13603 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13604 Special-case decimal float constants.
13606 2009-06-26 Richard Henderson <rth@redhat.com>
13608 * function.h (struct function): Add cannot_be_copied_reason,
13609 and cannot_be_copied_set.
13610 * tree-inline.c (has_label_address_in_static_1): Rename from
13611 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13612 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13613 don't set inline_forbidden_reason.
13614 (copy_forbidden): New function, split out of inline_forbidden_p.
13615 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13616 (inline_forbidden_p): Use copy_forbidden.
13617 (tree_versionable_function_p): Likewise.
13618 (inlinable_function_p): Merge into tree_inlinable_function_p.
13619 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13620 * ipa-cp.c (ipcp_versionable_function_p): New function.
13621 (ipcp_cloning_candidate_p): Use it.
13622 (ipcp_node_modifiable_p): Likewise.
13624 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13626 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13627 that is marked not to be inlined. Remove flag_mudflap use.
13628 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13629 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13631 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13634 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13635 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13637 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13639 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13641 (__mingwthr_remove_key_dtor): Likewise.
13643 2009-06-26 Richard Guenther <rguenther@suse.de>
13645 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13647 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13649 PR middle-end/40525
13650 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13651 try the non-cond_exec path also.
13653 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13656 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13657 (output_cbranch): Use new functions.
13658 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13661 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13662 Pat Haugen <pthaugen@us.ibm.com>
13663 Revital Eres <ERES@il.ibm.com>
13665 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13666 for %c error. Add %x support to print VSX registers as a unified
13667 register set, instead of separate float and altivec registers.
13668 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13669 %y case, and add support for VSX pre-modify addresses.
13670 (output_toc): Add assert for CONST containing an integer constant
13672 (rs6000_adjust_cost): Add POWER7 support.
13673 (insn_must_be_first_in_group): Ditto.
13674 (insn_must_be_last_in_group): Ditto.
13675 (rs6000_emit_popcount): Ditto.
13676 (rs6000_vector_mode_supported_p): Ditto.
13678 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13679 Change some of the functions called by macros to being called
13680 through a pointer, so debug functions can be inserted if
13681 -mdebug=addr or -mdebug=cost.
13682 (rs6000_preferred_reload_class_ptr): Ditto.
13683 (rs6000_secondary_reload_class_ptr): Ditto.
13684 (rs6000_secondary_memory_needed_ptr): Ditto.
13685 (rs6000_cannot_change_mode_class_ptr): Ditto.
13686 (rs6000_secondary_reload_inner): Ditto.
13687 (rs6000_legitimize_reload_address): Ditto.
13688 (rs6000_legitimize_reload_address_ptr): Ditto.
13689 (rs6000_mode_dependent_address): Ditto.
13690 (rs6000_mode_dependent_address_ptr): Ditto.
13692 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13693 function to return true if the mode allows reg + integer
13695 (virtual_stack_registers_memory_p): New function to return true if
13696 the address refers to a virtual stack register.
13697 (rs6000_legitimate_offset_address_p): Move code to say whether a
13698 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13700 (rs6000_legitimate_address_p): Add checks for modes that only can
13701 do reg+reg addressing. Start adding VSX support.
13702 (rs6000_legitimize_reload_address): Ditto.
13703 (rs6000_legitimize_address): Ditto.
13704 (rs6000_debug_legitimate_address_p): New debug functions for
13705 -mdebug=addr and -mdebug=cost.
13706 (rs6000_debug_rtx_costs): Ditto.
13707 (rs6000_debug_address_costs): Ditto.
13708 (rs6000_debug_adjust_cost): Ditto.
13709 (rs6000_debug_legitimize_address): Ditto.
13710 (rs6000_legitimize_reload_address_ptr): Point to call normal
13711 function or debug function. Make functions called via pointer
13713 (rs6000_mode_dependent_address_ptr): Ditto.
13714 (rs6000_secondary_reload_class_ptr): Ditto.
13715 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13716 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13717 into a friendlier error.
13718 (rs6000_init_builtins): Add initial VSX support.
13719 (rs6000_adjust_cost): Fix some spacing issues.
13721 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13722 (REG_CLASS_NAMES): Ditto.
13723 (REG_CLASS_CONTENTS): Ditto.
13724 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13725 pointer, to add -mdebug=addr support.
13726 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13727 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13728 -mdebug=addr support.
13729 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13730 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13731 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13733 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13735 (bswapsi*): Set attribute types for load/store. Add combiner
13736 patterns to eliminate zero extend on 64-bit.
13737 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13738 stdbrx if the hardware supports those instructions.
13740 2009-06-25 Ian Lance Taylor <iant@google.com>
13742 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13743 (Link Options): Document -static-libstdc++.
13745 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13748 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13749 DATA_ALIGNMENT instead.
13751 2009-06-25 Richard Guenther <rguenther@suse.de>
13753 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13754 indirect references against the callused/escaped solutions.
13755 (call_may_clobber_ref_p_1): Likewise.
13757 2009-06-25 Martin Jambor <mjambor@suse.cz>
13759 PR tree-optimization/40493
13760 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13761 (enum unscalarized_data_handling): New type.
13762 (handle_unscalarized_data_in_subtree): Return what has been done.
13763 (load_assign_lhs_subreplacements): Handle left flushes differently.
13764 (sra_modify_assign): Use unscalarized_data_handling, simplified
13765 condition determining whether to remove the statement.
13767 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13769 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13770 excerpt - @ should be doubled for texinfo.
13772 2009-06-24 Ian Lance Taylor <iant@google.com>
13774 * config/arc/arc.c: Include "df.h".
13775 (arc_attribute_table): Make static. Move higher in file.
13776 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13777 (output_shift): Initialize n later to avoid warning.
13778 * config/arm/arm.c (arm_attribute_table): Make static. Move
13780 * config/avr/avr.c (avr_attribute_table): Make static. Move
13782 (reg_class_tab): Change array type from int to enum reg_class.
13783 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13785 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13786 (lshrhi3_out): Likewise.
13787 (class_likely_spilled_p): Change return type to bool.
13788 (avr_rtx_costs): Use local code variable with enum type.
13789 * config/avr/avr.md (movmemhi): Use add_reg_note.
13790 (andhi3, andsi3): Don't use AS2 with "and".
13791 (iorhi3, iorsi3): Don't use AS2 with "or".
13792 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13793 * config/crx/crx.c: Include "df.h".
13794 (crx_attribute_table): Make static.
13795 * config/m32r/m32r.c: Include "df.h".
13796 (m32r_attribute_table): Make static. Move higher in file.
13797 (pop): Use add_reg_note.
13798 (block_move_call): Change 0 to LCT_NORMAL in function call.
13799 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13800 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13801 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13802 declare, not just when TREE_CODE is defined.
13803 * config/m68hc11/m68hc11.c: Include "expr.h".
13804 (m68hc11_attribute_table): Make static. Move higher in file.
13805 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13807 (m68hc11_register_indirect_p): Likewise.
13808 (m68hc11_function_arg_padding): Change return type to enum
13810 (emit_move_after_reload): Use add_reg_note.
13811 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13812 (m68hc11_split_logical): Likewise.
13813 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13815 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13816 to VOIDmode in function call.
13817 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13819 (m68hc11_split_logical): Update declaration.
13820 (m68hc11_function_arg_padding): Update declaration.
13821 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13822 to array of enum reg_class.
13823 (mcore_attribute_table): Make static. Move higher in file.
13824 (mcore_rtx_costs): Add cast to enum type.
13825 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13826 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13827 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13829 * config/sh/predicates.md (trapping_target_operand): Rename and to
13831 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13833 * config/spu/spu.c (spu_attribute_table): Make static. Move
13835 * config/v850/v850.c (v850_attribute_table): Make static. Move
13837 (v850_rtx_costs): Use local code with enum type.
13838 (expand_epilogue): Add cast.
13839 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13841 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13844 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13845 -m2a-single-only and -m2a-nofpu.
13846 * config/sh/sh.opt: Document m2a generates FPU code.
13848 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13850 * defaults.h (CAN_ELIMINATE): Provide default.
13851 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13852 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13853 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13854 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13855 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13856 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13857 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13858 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13859 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13860 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13862 2009-06-24 DJ Delorie <dj@redhat.com>
13864 * mep-ext-cop.cpu: Fix copyright notice.
13865 * mep-default: Fix copyright notice.
13866 * mep-core: Fix copyright notice.
13867 * mep: Fix copyright notice.
13868 * mep-ivc2: Fix copyright notice.
13869 * mep-c5: Fix copyright notice.
13871 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13873 * doc/contrib.texi (Contributors):
13875 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13877 PR middle-end/40501
13878 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13879 src and dst operands if necessary.
13881 2009-06-23 DJ Delorie <dj@redhat.com>
13884 * config.gcc: Add mep support.
13885 * recog.c: Resurrect validate_replace_rtx_subexp().
13886 * recog.h: Likewise.
13887 * config/mep/: Add new port:
13888 * config/mep/constraints.md: New file.
13889 * config/mep/default.h: New file.
13890 * config/mep/intrinsics.h: New file.
13891 * config/mep/intrinsics.md: New file.
13892 * config/mep/ivc2-template.h: New file.
13893 * config/mep/mep-c5.cpu: New file.
13894 * config/mep/mep-core.cpu: New file.
13895 * config/mep/mep-default.cpu: New file.
13896 * config/mep/mep-ext-cop.cpu: New file.
13897 * config/mep/mep-intrin.h: New file.
13898 * config/mep/mep-ivc2.cpu: New file.
13899 * config/mep/mep-lib1.asm: New file.
13900 * config/mep/mep-lib2.c: New file.
13901 * config/mep/mep-pragma.c: New file.
13902 * config/mep/mep-protos.h: New file.
13903 * config/mep/mep-tramp.c: New file.
13904 * config/mep/mep.c: New file.
13905 * config/mep/mep.cpu: New file.
13906 * config/mep/mep.h: New file.
13907 * config/mep/mep.md: New file.
13908 * config/mep/mep.opt: New file.
13909 * config/mep/predicates.md: New file.
13910 * config/mep/t-mep: New file.
13912 2009-06-23 Ian Lance Taylor <iant@google.com>
13914 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
13915 from loose_warn into c_loose_warn and from strict_warn into
13916 c_strict_warn. Set and substitute warn_cxxflags. Check for
13917 --enable-build-with-cxx. Set and substitute
13918 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
13919 * Makefile.in (CXXFLAGS): New variable.
13920 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
13921 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
13922 the default is the same as $(STRICT_WARN).
13923 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
13924 (CXX): New variable.
13925 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
13926 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
13927 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
13928 (HOST_LIBS): New variable.
13929 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
13930 (ALL_CXXFLAGS): New variable.
13931 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
13932 * doc/install.texi (Configuration): Document
13933 --enable-build-with-cxx, --with-stage1-ldflags,
13934 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
13935 * configure: Rebuild.
13937 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13939 * config/arm/arm.c (arm_override_options): Fix braces and formatting
13940 from previous commit.
13942 2009-06-23 Ian Lance Taylor <iant@google.com>
13944 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
13946 2009-06-23 Ian Lance Taylor <iant@google.com>
13948 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
13949 with ATTRIBUTE_UNUSED.
13951 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13952 Pat Haugen <pthaugen@us.ibm.com>
13953 Revital Eres <eres@il.ibm.com>
13955 * config.in (HAVE_AS_POPCNTD): Add default definition.
13956 (HAVE_AS_LWSYNC): Ditto.
13958 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
13960 (gcc_cv_as_powerpc_cmpb): Ditto.
13961 (gcc_cv_as_powerpc_dfp): Ditto.
13962 (gcc_cv_as_powerpc_vsx): Ditto.
13963 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
13964 supporting the popcntd/lwsync instructions.
13965 (gcc_cv_as_powerpc_lwsync): Ditto.
13966 * configure: Regenerate.
13968 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
13969 -mcpu=native and -mcpu=power7.
13970 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
13972 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
13973 a variable instead of a mask to reduce the number of mask bits.
13974 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
13975 (-mbit-word): Ditto.
13976 (-mregnames): Ditto.
13977 * config/rs6000/rs6000.opt (-mupdate): Ditto.
13978 (-mfused-madd): Ditto.
13980 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
13982 (-mvsx): New switch for VSX instructions.
13983 (-misel): Move from a variable to a mask to allow it to be set by
13986 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
13987 function declaration to an array declaration.
13988 (rs6000_hard_regno_nregs): New external array declaration.
13990 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
13991 files included by rs6000.md.
13993 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
13994 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
13996 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
13998 (rs6000_debug_reg): New -mdebug= variables.
13999 (rs6000_debug_addr): Ditto.
14000 (rs6000_debug_cost): Ditto.
14001 (rs6000_pmode): New variable to hold Pmode.
14002 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14003 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14004 calculated at compiler start.
14005 (rs6000_hard_regno_nregs): Change function to an array which holds
14006 HARD_REGNO_NREGS calculated at compiler start.
14007 (rs6000_explicit_options): Delete isel field.
14008 (rs6000_vector_unit): New array to hold which vector unit
14009 supports arithmetic options for a given type.
14010 (rs6000_vector_mem): New array to hold which vector unit supports
14011 memory reference operations for a given type.
14012 (rs6000_vector_align): New array to given the alignment of each
14014 (power7_cost): New basic costs for power7.
14015 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14016 (rs6000_hard_regno_nregs_internal): New function, moved from
14017 HARD_REGNO_NREGS, to calculate the number of registers each hard
14018 register takes for each type.
14019 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14020 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14021 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14022 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14023 unit information here so it is calculated once at compiler startup
14025 (rs6000_override_options): Make -misel a target mask. Add more
14026 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14027 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14029 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14030 (rs6000_handle_option): Move -misel from variable to target mask.
14031 (rs6000_builtin_mask_for_load): Add VSX support.
14032 (rs6000_conditional_register_usage): Ditto.
14033 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14034 (function_arg_boundary): Ditto.
14035 (rs6000_expand_builtin): Ditto.
14036 (def_builtin): Make abort message a little friendlier.
14037 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14039 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14040 assembler support the popcntd instruction instead of a vsx
14041 instruction to enable power7 support.
14042 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14043 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14044 option to the assembler if -mcpu=native.
14045 (ASM_CPU_NATIVE_SPEC): Ditto.
14046 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14048 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14049 the lwsync instruction.
14050 (enum processor_type): Add PROCESSOR_POWER7.
14051 (rs6000_debug_reg): New -mdebug= options.
14052 (rs6000_debug_addr): Ditto.
14053 (rs6000_debug_cost): Ditto.
14054 (rs6000_isel): Delete.
14055 (enum rs6000_vector): New enum to say what vector unit we have.
14056 (VECTOR_UNIT_*): New macros to say which vector unit has
14057 arithmetic operations for a given type.
14058 (VECTOR_MEM_*): New macros to say which vector unit has memory
14059 operations for a given type.
14060 (TARGET_LDBRX): Whether the machine supports the ldbrx
14062 (TARGET_ISEL): Delete, -misel moved to be a mask.
14063 (TARGET_ISEL64): New macro for 64-bit isel support.
14064 (UNITS_PER_VSX_WORD): New macro.
14065 (POINTER_SIZE): Move to be an external variable, rather than
14066 calculating whether we are generating 32 ot 64-bit code.
14068 (STACK_BOUNDARY): Add VSX support.
14069 (LOCAL_ALIGNMENT): Ditto.
14070 (SLOW_UNALIGNED_ACCESS): Ditto.
14071 (VSX_REGNO_P): New macro for VSX support.
14072 (VFLOAT_REGNO_P): Ditto.
14073 (VINT_REGNO_P): Ditto.
14074 (VLOGICAL_REGNO_P): Ditto.
14075 (VSX_VECTOR_MODE): Ditto.
14076 (VSX_SCALAR_MODE): Ditto.
14078 (VSX_MOVE_MODE): Ditto.
14079 (VSX_REG_CLASS_P): Ditto.
14080 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14082 (UNITS_PER_SIMD_WORD): Add VSX support.
14083 (MODES_TIEABLE_P): Ditto.
14084 (STARTING_FRAME_OFFSET): Ditto.
14085 (STACK_DYNAMIC_OFFSET): Ditto.
14086 (EPILOGUE_USES): Ditto.
14087 (REGNO_REG_CLASS): Move to array lookup.
14088 (CLASS_MAX_NREGS): Ditto.
14089 (rs6000_vector_reg_class): Add declaration.
14090 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14091 overlap with the floating point and Altivec registers.
14093 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14095 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14096 give the appropriate asm switches if -mcpu=native.
14097 (host_detect_local_cpu): Add support for "asm".
14098 (host_detect_local_cpu): Follow GNU code guidelines for name.
14100 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14101 -mbit-word to a variable instead of being a target mask.
14103 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14104 emit the lwsync instruction instead of emitting the instruction as
14105 an integer constant.
14107 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14108 fixuns_trundfsi2, move expander into rs6000.md.
14110 * config/rs6000/rs6000.md (cpu): Add power7.
14111 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14112 (logical predicate patterns): Change the single instruction
14113 primitives that set CR0 to be fast_compare instead of compare.
14115 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14116 (popcntddi2): Ditto.
14117 (popcount<mode>): Ditto.
14118 (floating multiply/add insns): Name the floating point
14119 multiply/add insns.
14120 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14121 (isel_unsigned_<mode>): Ditto.
14122 (fixuns_trundfsi2): Move expander here from spe.md.
14123 (smindi3): Define if we have -misel on 64-bit systems.
14128 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14130 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14132 * config/avr/avr.c (avr_current_device): New variable.
14133 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14134 (avr_arch, mcu_type_s): Move to avr.h.
14135 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14136 default_data_section_start fields.
14137 (avr_arch): Moved from avr.c.
14138 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14139 library_name fields.
14140 (avr_current_device, avr_mcu_types, avr_arch_types,
14141 avr_device_to_arch, avr_device_to_data_start,
14142 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14143 (EXTRA_SPEC_FUNCTIONS): Define.
14144 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14145 options mapping. Use device_to_arch and device_to_data_start insted.
14146 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14147 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14148 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14149 * config/avr/driver-avr.c: New file.
14150 * config/avr/avr-devices.c: New file.
14152 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14154 * var-tracking.c (unshare_variable): Force initialized to
14155 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14156 (set_variable_part): Likewise.
14157 (struct variable_union_info): Remove pos_src field.
14158 (vui_vec, vui_allocated): New variables.
14159 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14160 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14161 == 1 use a simpler sorting algorithm. Compute pos field right
14162 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14163 Avoid quadratic comparison if !flag_var_tracking_uninit.
14164 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14165 unshare_variable unconditionally.
14166 (dataflow_set_different_2): Removed.
14167 (dataflow_set_different): Don't traverse second hash table.
14168 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14169 unconditionally to var_reg_set or var_mem_set.
14170 (emit_notes_in_bb): Likewise.
14171 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14173 (emit_note_insn_var_location): Don't set initialized to
14174 VAR_INIT_STATUS_INITIALIZED early.
14175 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14177 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14179 * tree-object-size.c (addr_object_size): Instead of checking
14180 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14181 are no FIELD_DECLs following it.
14183 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14185 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14186 order to match bswaps with signed source operands.
14188 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14190 * sdbout.c (sdbout_one_type): Fix braces in switch.
14192 2009-06-23 Richard Guenther <rguenther@suse.de>
14194 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14196 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14197 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14198 var_callused, callused_tree, var_storedanything, storedanything_tree,
14199 var_integer, integer_tree): Remove global variables.
14200 (new_var_info): Do not pass new id, append the new var to the
14201 global variable vector.
14202 (do_ds_constraint): Use is_global_var member of the variable-info.
14203 (new_scalar_tmp_constraint_exp): Adjust.
14204 (create_function_info_for): Likewise.
14205 (create_variable_info_for): Likewise.
14206 (find_what_var_points_to): Remove dead code.
14207 (init_base_vars): Simplify.
14208 (compute_points_to_sets): Adjust.
14210 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14212 * combine.c (try_combine): Dump information about the insns we're
14215 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14217 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14218 check when calling force_to_mode on TRUNCATE's operand.
14220 2009-06-22 Ian Lance Taylor <iant@google.com>
14222 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14224 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14226 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14228 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14230 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14231 override library linkage flags such as -static-libgcc or
14234 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14236 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14238 2009-06-22 Ian Lance Taylor <iant@google.com>
14240 * config/linux.opt: Put mglibc ahead of muclibc.
14242 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14243 for duplicate decls.
14245 2009-06-22 Matthias Klose <doko@ubuntu.com>
14247 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14249 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14252 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14253 instead of NULL if a parser error occurs.
14255 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14257 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14258 non-DWARF2_DEBUGGING_INFO version.
14260 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14262 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14263 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14265 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14266 (LIBGCC2_TF_CEXT): Define.
14269 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14272 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14274 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14276 * config/arm/arm.c (arm_override_options): Disable
14277 -mcaller-super-interworking and -mcallee-super-interworking.
14278 * doc/invoke.texi (ARM Options): Document this.
14280 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14282 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14283 * config/arm/constraints.md (j): New constraint for movw operands.
14284 (N): Remove thumb2 meaning.
14285 * config/arm/arm.md (*arm_movw): Delete.
14286 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14287 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14288 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14290 2009-06-22 Martin Jambor <mjambor@suse.cz>
14292 PR tree-optimization/40492
14293 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14294 build_ref_for_offset.
14296 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14298 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14299 JUMP_TABLE_DATA_P predicates where applicable.
14300 * auto-inc-dec.c: Ditto.
14301 * builtins.c: Ditto.
14302 * caller-save.c: Ditto.
14304 * cfgcleanup.c: Ditto.
14305 * cfglayout.c: Ditto.
14307 * combine.c: Ditto.
14308 * combine-stack-adj.c: Ditto.
14312 * df-scan.c: Ditto.
14314 * dwarf2asm.c: Ditto.
14315 * dwarf2out.c: Ditto.
14316 * emit-rtl.c: Ditto.
14322 * function.c: Ditto.
14325 * genpreds.c: Ditto.
14326 * genrecog.c: Ditto.
14328 * ira-costs.c: Ditto.
14329 * ira-lives.c: Ditto.
14331 * loop-iv.c: Ditto.
14332 * lower-subreg.c: Ditto.
14333 * modulo-sched.c: Ditto.
14335 * postreload.c: Ditto.
14336 * print-rtl.c: Ditto.
14338 * reginfo.c: Ditto.
14339 * regmove.c: Ditto.
14340 * reload1.c: Ditto.
14343 * rtlanal.c: Ditto.
14345 * sched-vis.c: Ditto.
14347 * sel-sched-ir.c: Ditto.
14348 * simplify-rtx.c: Ditto.
14349 * targhooks.c: Ditto.
14350 * var-tracking.c: Ditto.
14351 * vmsdbgout.c: Ditto.
14353 2009-06-22 Matthias Klose <doko@ubuntu.com>
14355 * Makefile.in (install-plugin): Always use DESTDIR.
14357 2009-06-22 Olivier Hainque <hainque@adacore.com>
14359 * config/pa/pa.c (output_call): Don't optimize post call jumps
14360 into return address adjustments if the call may throw.
14362 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14364 * arm.c (thumb1_output_casesi): New function.
14365 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14366 optimizing for size or PIC.
14367 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14368 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14369 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14370 (thumb1_casesi_internal_pic): New expand rule.
14371 (thumb1_casesi_dispatch): New pattern.
14372 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14374 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14375 in the text seciton when PIC or optimizing for size.
14376 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14377 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14378 preservation properties of code.
14379 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14380 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14381 (__gnu_thumb1_case_si): New function.
14382 * t-arm (LIB1ASMSRC): Define here.
14383 (LIB1ASMFUNCS): Add some common functions.
14384 * t-arm-elf (LIB1ASMSRC): Delete.
14385 (LIB1ASMFUNCS): Append to existing set.
14386 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14387 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14388 * t-symbian (LIB1ASMFUNCS): Likewise.
14389 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14390 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14392 2009-06-21 Richard Guenther <rguenther@suse.de>
14394 PR tree-optimization/38729
14395 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14396 to loops with a single exit if -fno-expensive-optimizations.
14398 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14400 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14401 (dataflow_set): Change vars type from htab_t to shared_hash.
14402 (shared_hash_pool, empty_shared_hash): New variables.
14403 (vars_clear): Removed.
14404 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14405 shared_hash_find_slot_unshare, shared_hash_find_slot,
14406 shared_hash_find_slot_noinsert, shared_hash_find): New
14408 (shared_hash_unshare, shared_hash_destroy): New functions.
14409 (unshare_variable): Unshare set->vars if shared, use
14411 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14412 (get_init_value, find_src_set_src, dump_dataflow_set,
14413 clobber_variable_part, emit_notes_for_differences): Use
14415 (dataflow_set_init): Remove second argument, set vars to
14416 empty_shared_hash instead of creating a new htab.
14417 (dataflow_set_clear): Call shared_hash_destroy and set vars
14418 to empty_shared_hash instead of calling vars_clear.
14419 (dataflow_set_copy): Don't call vars_copy, instead just share
14420 the src htab with dst.
14421 (variable_union): Use shared_hash_*, use initially NO_INSERT
14422 lookup if set->vars is shared. Don't keep slot cleared before
14423 calling unshare_variable. Unshare set->vars if needed.
14424 Even ->refcount == 1 vars must be unshared if set->vars is shared
14425 and var needs to be modified.
14426 (variable_canonicalize): New function.
14427 (dataflow_set_union): If dst->vars is empty, just share src->vars
14428 with dst->vars and traverse with variable_canonicalize to canonicalize
14429 and unshare what is needed.
14430 (dataflow_set_different): If old_set and new_set use the same shared
14431 htab, they aren't different. If number of htab elements is different,
14432 htabs are different. Use shared_hash_*.
14433 (dataflow_set_destroy): Call shared_hash_destroy instead of
14435 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14436 second argument to dataflow_set_init.
14437 (vt_initialize): Likewise. Initialize shared_hash_pool and
14438 empty_shared_hash, move bb in/out initialization afterwards.
14439 Use variable_htab_free instead of NULL as changed_variables del hook.
14440 (variable_was_changed): Change type of second argument to pointer to
14441 dataflow_set. When inserting var into changed_variables, bump
14442 refcount. Unshare set->vars if set is shared htab and slot needs to
14444 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14445 lookup if set->vars is shared. Unshare set->vars if needed.
14446 Even ->refcount == 1 vars must be unshared if set->vars is shared
14447 and var needs to be modified. Adjust variable_was_changed caller.
14448 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14449 vars must be unshared if set->vars is shared and var needs to be
14450 modified. Adjust variable_was_changed caller.
14451 (emit_note_insn_var_location): Don't pool_free var.
14452 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14454 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14455 free_alloc_pool on shared_hash_pool.
14457 2009-06-20 Anthony Green <green@moxielogic.com>
14459 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14460 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14462 2009-06-20 Richard Guenther <rguenther@suse.de>
14464 * tree-ssa-structalias.c (find_func_aliases): For memset use
14465 a constraint from NULL if we memset to zero.
14466 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14467 we explicitly handle that do not read from memory.
14468 (call_may_clobber_ref_p_1): Properly handle builtins that may
14471 2009-06-20 Richard Guenther <rguenther@suse.de>
14473 PR tree-optimization/40495
14474 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14475 (new_scalar_tmp_constraint_exp): New function.
14476 (process_constraint): Do not create temporary decls.
14477 (process_all_all_constraints): Likewise.
14478 (handle_const_call): Likewise.
14479 (create_function_info_for): Do not set decl.
14481 2009-06-19 Ian Lance Taylor <iant@google.com>
14483 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14484 (rs6000_attribute_table): Make static; move before use.
14486 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14488 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14489 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14490 Propagate the TREE_READONLY flag without overwriting it.
14491 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14492 Propagate the TREE_READONLY flag onto the result.
14493 (process_call_operands): Move around. Use correct constant value.
14495 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14498 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14499 * config/arm/arm.md: Likewise.
14501 2009-06-19 Ian Lance Taylor <iant@google.com>
14503 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14504 to GIMPLE_ERROR_MARK.
14506 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14507 op2_original_type parameters. Warn about using different enum types.
14508 * c-parser.c (c_parser_conditional_expression): Pass original
14509 types to build_conditional_expr.
14510 * c-tree.h (build_conditional_expr): Update declaration.
14512 2009-06-19 Ian Lance Taylor <iant@google.com>
14514 * config/i386/i386.c (ix86_function_specific_save): Test that
14515 fields match values, rather than testing the values are in a
14518 2009-06-19 Richard Guenther <rguenther@suse.de>
14520 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14521 ADDR_EXPR pointers.
14522 (ptr_derefs_may_alias_p): Likewise.
14523 (ptr_deref_may_alias_ref_p_1): New function.
14524 (ptr_deref_may_alias_ref_p): Likewise.
14525 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14526 covered by looking at the ESCAPED solution.
14527 (call_may_clobber_ref_p_1): Likewise.
14528 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14529 Handle NULL_TREE offset. Do not produce redundant constraints.
14530 (process_all_all_constraints): New helper function.
14531 (do_structure_copy): Use it.
14532 (handle_lhs_call): Likewise.
14533 (find_func_aliases): Handle some builtins with pointer arguments
14534 and/or return values explicitly.
14536 2009-06-19 Ian Lance Taylor <iant@google.com>
14538 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14540 2009-06-19 Ian Lance Taylor <iant@google.com>
14542 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14544 2009-06-19 Ian Lance Taylor <iant@google.com>
14546 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14547 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14550 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14551 uninitialized const.
14553 2009-06-19 Ian Lance Taylor <iant@google.com>
14555 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14558 * c-decl.c (in_struct, struct_types): Remove.
14559 (struct c_binding): Add in_struct field.
14560 (c_binding_ptr): Define type, along with VEC.
14561 (struct c_struct_parse_info): Define.
14562 (struct_parse_info): New static variable.
14563 (bind): Initialize in_struct field.
14564 (start_struct): Remove enclosing_in_struct and
14565 enclosing_struct_types parameters. Add
14566 enclosing_struct_parse_info parameter. Change all callers. Set
14567 struct_parse_info rather than in_struct and struct_types.
14568 (grokfield): If -Wc++-compat and there is a symbol binding for the
14569 field name, set the in_struct flag and push it on the
14570 struct_parse_info->fields vector.
14571 (warn_cxx_compat_finish_struct): New static function.
14572 (finish_struct): Remove enclosing_in_struct and
14573 enclosing_struct_types parameters. Add
14574 enclosing_struct_parse_info parameter. Change all callers. Don't
14575 set C_TYPE_DEFINED_IN_STRUCT here. Call
14576 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14577 parameter. Only push on struct_types if warn_cxx_compat.
14578 (finish_enum): Only push on struct_types if warn_cxx_compat.
14579 (declspecs_add_type): Add loc parameter. Change all callers.
14580 Change all error calls to error_at. Pass loc, not input_location,
14581 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14582 defined in a struct. If -Wc++-compat and parsing a struct, record
14583 that a typedef name was used.
14584 * c-parser.c (c_parser_declspecs): Get location to pass to
14585 declspecs_add_type.
14586 (c_parser_struct_or_union_specifier): Update calls to start_struct
14588 * c-tree.h (struct c_struct_parse_info): Declare.
14589 (finish_struct, start_struct): Update declarations.
14590 (declspecs_add_type): Update declaration.
14592 2009-06-19 Ian Lance Taylor <iant@google.com>
14594 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14595 variable with an anonymous type.
14597 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14599 * see.c: Remove for real.
14601 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14603 * optabs.h (enum optab_index): Add new OTI_significand.
14604 (significand_optab): Define corresponding macro.
14605 * optabs.c (init_optabs): Initialize significand_optab.
14606 * genopinit.c (optabs): Implement significand_optab using
14607 significand?f2 patterns.
14608 * builtins.c (expand_builtin_mathfn): Handle
14609 BUILT_IN_SIGNIFICAND{,F,L}.
14610 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14611 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14613 * config/i386/i386.md (significandxf2, significand<mode>2): New
14614 expanders to implement significandf, significand and significandl
14615 built-ins as inline x87 intrinsics.
14617 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14619 * config/avr/avr.c (avr_override_options): Remove setting value of
14620 PARAM_INLINE_CALL_COST.
14622 2009-06-18 Richard Henderson <rth@redhat.com>
14625 * tree-pass.h (TDF_ASMNAME): New.
14626 * tree-dump.c (dump_options): Add asmname.
14627 * doc/invoke.texi: Document it.
14629 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14630 (dump_decl_name): ...here.
14631 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14632 (dump_generic_node): Update dump_function_name calls.
14633 (print_call_name): New flags arg; update all dump calls.
14634 * diagnostic.h (print_call_name): Update.
14635 * gimple-pretty-print.c (dump_gimple_call): Update.
14637 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14640 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14642 2009-06-18 Diego Novillo <dnovillo@google.com>
14644 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14645 * plugin.c (str_license): Declare.
14646 (try_init_one_plugin): Assert that the symbol
14647 'plugin_is_GPL_compatible' exists.
14649 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14652 * Makefile.in (OBJS-common): Remove see.o.
14654 * common.opt (fsee): Mark as preserved for backward compatibility.
14655 * opts.c (common_handle_option): Add OPT_fsee to the backward
14656 compatibility section.
14657 * passes.c (init_optimization_passes, pass_see): Remove pass.
14658 * timevar.def (TV_SEE): Remove.
14659 * tree-pass.h (pass_see): Remove declaration.
14660 * doc/invoke.texi (-fsee): Remove documentation.
14662 2009-06-18 Martin Jambor <mjambor@suse.cz>
14664 * tree-sra.c: Include statistics.h
14665 (sra_stats): New variable.
14666 (sra_initialize): Clear sra_stats.
14667 (create_access_replacement): Increment sra_stats.replacements.
14668 (get_access_replacement): Do not return twice.
14669 (analyze_all_variable_accesses): Increment statistics counter by the
14670 number of scalarized aggregates.
14671 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14672 (sra_modify_expr): Increment sra_stats.exprs.
14673 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14674 (sra_modify_assign): Increment sra_stats.exprs,
14675 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14676 (perform_intra_sra): Update statistics counters.
14677 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14679 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14681 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14682 (arm_scalar_mode_supported_p): New function.
14684 2009-06-18 Paul Brook <paul@codesourcery.com>
14685 Sandra Loosemore <sandra@codesourcery.com>
14687 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14688 (__extendhfsf2, __truncsfhf2): Define.
14689 * config/arm/fp16.c: New file.
14690 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14691 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14693 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14695 * doc/extend.texi (Half-Precision): New section.
14696 * doc/invoke.texi (Option Summary): List -mfp16-format.
14697 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14698 * config/arm/arm.opt (mfp16-format=): New.
14699 * config/arm/arm.c: Include intl.h.
14700 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14701 (TARGET_INVALID_RETURN_TYPE): Redefine.
14702 (TARGET_PROMOTED_TYPE): Redefine.
14703 (TARGET_CONVERT_TO_TYPE): Redefine.
14704 (arm_fp16_format): Define.
14705 (all_fpus): Add entry for neon-fp16.
14706 (fp_model_for_fpu): Likewise.
14707 (struct fp16_format): Declare.
14708 (all_fp16_formats): Define.
14709 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14711 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14713 (arm_legitimate_index_p): Treat HFmode like HImode.
14714 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14715 (coproc_secondary_reload_class): Special-case HFmode.
14716 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14717 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14718 (arm_init_fp16_builtins): New.
14719 (arm_init_builtins): Call it.
14720 (arm_invalid_parameter_type): New.
14721 (arm_invalid_return_type): New.
14722 (arm_promoted_type): New.
14723 (arm_convert_to_type).
14724 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14726 (arm_emit_fp16_const): New function.
14727 (arm_mangle_type): Mangle __fp16 as "Dh".
14728 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14730 (TARGET_NEON_FP16): New.
14731 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14732 (enum fputype): Add FPUTYPE_NEON_FP16.
14733 (enum arm_fp16_format_type): Declare.
14734 (arm_fp16_format): Declare.
14735 (LARGEST_EXPONENT_IS_NORMAL): Define.
14736 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14737 * config/arm/arm-modes.def (HFmode): Define.
14738 * config/arm/vfp.md (*movhf_vfp): New.
14739 (extendhfsf2): New.
14741 * config/arm/arm.md (fpu): Add neon_fp16.
14742 (floatsihf2, floatdihf2): New.
14743 (fix_trunchfsi2, fix_trunchfdi2): New.
14745 (extendhfdf2): New.
14747 (*arm32_movhf): New.
14748 (*thumb1_movhf): New.
14749 (consttable_2): Add check for HFmode constants.
14750 (consttable_4): Handle HFmode constants.
14752 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14754 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14756 2009-06-17 Olivier Hainque <hainque@adacore.com>
14758 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14759 const char ** conversion in AIX specific section.
14761 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14763 * config/i386/i386.c (ix86_special_builtin_type): Remove
14764 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14765 (bdesc_special_args): Updated.
14766 (ix86_init_mmx_sse_builtins): Likewise.
14767 (ix86_expand_special_args_builtin): Likewise.
14769 2009-06-17 Richard Henderson <rth@redhat.com>
14771 * tree-pretty-print.c (maybe_dump_asm_name): New.
14772 (dump_decl_name): Use it.
14773 (PRINT_FUNCTION_NAME): Merge into...
14774 (dump_function_name): ... here. Use maybe_dump_asm_name.
14776 2009-06-17 Cary Coutant <ccoutant@google.com>
14778 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14780 * debug.c (struct gcc_debug_hooks): Change placeholder for
14782 (debug_nothing_int_charstar_int): Replaced by...
14783 (debug_nothing_int_charstar_int_bool): ...this.
14784 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14785 source_line prototype.
14786 (debug_nothing_int_charstar_int): Replaced by...
14787 (debug_nothing_int_charstar_int_bool): ...this.
14788 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14789 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14790 Output is_stmt operand when necessary.
14791 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14792 (notice_source_line): Add is_stmt parameter.
14793 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14794 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14796 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14797 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14799 2009-06-17 Ian Lance Taylor <iant@google.com>
14801 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14803 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14806 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14808 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14809 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14810 tree_strip_sign_nop_conversions and
14811 tree_ssa_strip_useless_type_conversions rather than stripping
14812 the operations here.
14813 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14815 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14816 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14817 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14818 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14821 2009-06-17 Michael Eager <eager@eagercon.com>
14823 * config/rs6000/constraints.md (register_constraint "d"): New.
14824 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14825 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14826 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14827 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14828 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14829 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14830 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14831 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14832 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14833 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14835 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14836 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14837 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14838 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14839 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14840 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14841 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14842 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14843 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14844 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14845 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14846 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14847 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14848 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14850 2009-06-16 Ian Lance Taylor <iant@google.com>
14852 * profile.c (total_num_never_executed): Don't define.
14853 (compute_branch_probabilities): Don't count or print
14854 num_never_executed.
14855 (init_branch_prob): Don't set total_num_never_executed.
14856 (end_branch_prob): Don't print total_num_never_executed.
14858 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14860 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14862 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14864 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14865 (nabstd2_fpr): Same.
14867 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14869 * expr.c (expand_assignment): Change complex type check.
14871 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14873 * doc/plugins.texi (Building GCC plugins): Added new section.
14875 2009-06-17 Ian Lance Taylor <iant@google.com>
14877 * c-pch.c (get_ident): Don't set size of templ array.
14878 (pch_init): Don't set size of partial_pch array.
14880 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14881 string constant to intialize an array whose size is the length of
14884 2009-06-17 Richard Guenther <rguenther@suse.de>
14886 PR tree-optimization/40389
14887 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14888 to addressable types.
14889 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14891 2009-06-17 Richard Guenther <rguenther@suse.de>
14893 PR middle-end/40460
14894 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14895 if there is no evolution of left in the loop bail out.
14896 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14897 chrec_fold_multiply.
14899 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14900 Janis Johnson <janis187@us.ibm.com>
14903 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
14904 for the symbol ref of a constant that is the source of a move
14905 - nor for any other not-obvious-label-ref constants.
14907 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
14909 * plugin.c (position_pass): Skip newly inserted pass during list
14910 traversal to avoid repeated insertion.
14912 2009-06-16 Ian Lance Taylor <iant@google.com>
14914 * vec.h (VEC_stack_alloc): Define different version if
14915 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
14916 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
14917 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
14918 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
14920 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
14922 * config.gcc (extra_headers): Add ia32intrin.h for x86.
14924 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
14925 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
14926 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
14927 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
14928 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
14929 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14930 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14931 (bdesc_special_args): Add __builtin_ia32_rdtsc and
14932 __builtin_ia32_rdtscp.
14933 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
14934 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
14935 and __builtin_ia32_rorhi.
14936 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
14937 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14938 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14939 (ix86_expand_args_builtin): Likewise.
14940 (ix86_expand_special_args_builtin): Likewise.
14942 * config/i386/i386.md (UNSPECV_RDTSCP): New.
14943 (UNSPECV_RDTSC): Likewise.
14944 (UNSPECV_RDPMC): Likewise.
14945 (*bsr): Renamed to ...
14947 (*bsr_rex64): Renamed to ...
14950 (*rdpmc): Likewise.
14951 (*rdpmc_rex64): Likewise.
14953 (*rdtsc): Likewise.
14954 (*rdtsc_rex64): Likewise.
14955 (rdtscp): Likewise.
14956 (*rdtscp): Likewise.
14957 (*rdtscp_rex64): Likewise.
14959 * config/i386/ia32intrin.h: New.
14961 * config/i386/x86intrin.h: Include <ia32intrin.h>.
14963 2009-06-16 Ian Lance Taylor <iant@google.com>
14965 * ira-build.c (copy_info_to_removed_store_destinations):
14966 Initialize parent_a.
14968 2009-06-16 Ian Lance Taylor <iant@google.com>
14970 * c-decl.c (grokdeclarator): Change size_varies to bool.
14972 2009-06-16 Ian Lance Taylor <iant@google.com>
14974 * sel-sched.c: Make forward declarations of move_op_hooks and
14975 fur_hooks explicitly extern.
14977 2009-06-16 Ian Lance Taylor <iant@google.com>
14979 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
14980 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
14982 2009-06-16 Ian Lance Taylor <iant@google.com>
14984 * resource.c (mark_referenced_resources): Change
14985 include_delayed_effects parameter to bool. Change all callers.
14986 (mark_end_of_function_resources): Likewise.
14987 * reorg.c (insn_references_resource_p): Likewise.
14988 (insn_sets_resource_p): Likewise.
14989 * resource.h (mark_referenced_resources): Update declaration.
14990 (mark_end_of_function_resources): Update declaration.
14992 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14994 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
14996 2009-06-16 David Edelsohn <edelsohn@gnu.org>
14998 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
14999 GCC can bootstrap on AIX with GNU Binutils 2.20.
15001 2009-06-16 Ian Lance Taylor <iant@google.com>
15003 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15005 2009-06-16 Ian Lance Taylor <iant@google.com>
15007 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15008 inline, not extern inline.
15009 (exact_log2): Likewise.
15010 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15012 (exact_log2): Likewise, but don't test CTZ_HWI.
15014 2009-06-16 Ian Lance Taylor <iant@google.com>
15016 * bitmap.c (bitmap_clear): Don't declare as inline.
15017 * gimple.c (gimplify_assign): Likewise.
15018 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15019 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15020 (sched_scan_info): Remove duplicate definition.
15022 2009-06-16 Ian Lance Taylor <iant@google.com>
15024 * c-common.c (skip_evaluation): Don't define.
15025 (c_inhibit_evaluation_warnings): Define global variable.
15026 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15027 than skip_evaluation.
15028 (convert_and_check, warn_for_div_by_zero): Likewise.
15029 * c-common.h (skip_evaluation): Don't declare.
15030 (c_inhibit_evaluation_warnings): Declare.
15031 * c-parser.c (c_parser_typeof_specifier): Set
15032 c_inhibit_evaluation_warnings rather than skip_evaluation.
15033 (c_parser_conditional_expression): Likewise.
15034 (c_parser_binary_expression): Likewise.
15035 (c_parser_sizeof_expression): Likewise.
15036 (c_parser_alignof_expression): Likewise.
15037 * c-typeck.c (build_indirect_ref): Check
15038 c_inhibit_evaluation_warnings rather than skip_evaluation.
15039 (build_conditional_expr, build_binary_op): Likewise.
15041 2009-06-16 Richard Guenther <rguenther@suse.de>
15043 * tree-ssa-alias.c (is_escape_site): Remove.
15044 * tree-ssa-alias.h (enum escape_type): Remove.
15045 (is_escape_site): Likewise.
15046 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15047 via casts and asms without deferring to is_escape_site.
15049 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15051 PR middle-end/40446
15052 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15053 use gen_lowpart if op0 has complex mode.
15055 2009-06-16 Richard Guenther <rguenther@suse.de>
15057 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15058 variables add them to ESCAPED.
15059 (find_func_aliases): Do not make all indirectly stored values escaped.
15061 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15063 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15064 make_decl_one_only.
15066 2009-06-16 Martin Jambor <mjambor@suse.cz>
15068 PR tree-optimization/40432
15069 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15070 check whether we need to force gimple register operand.
15072 2009-06-16 Martin Jambor <mjambor@suse.cz>
15074 PR tree-optimization/40413
15075 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15076 build_ref_for_offset.
15077 (propagate_subacesses_accross_link): Fix a typo in a comment.
15079 2009-06-16 Ira Rosen <irar@il.ibm.com>
15081 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15082 with additional parameter.
15083 * tree-vectorizer.h (enum vect_def_type): Add new value
15085 (enum vect_relevant): Add comments.
15086 (vect_is_simple_reduction): Add new argument.
15087 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15088 Detect nested cycles.
15089 (vect_is_simple_reduction): Update documentation, add an argument to
15090 distinguish inner-loop reduction from nested cycle, detect nested
15091 cycles, fix printings and indentation, don't swap operands in case
15093 (get_initial_def_for_reduction): Handle subtraction.
15094 (vect_create_epilog_for_reduction): Add new argument to specify
15095 reduction variable.
15096 (vect_finalize_reduction): Handle subtraction, fix comments.
15097 (vectorizable_reduction): Handle nested cycles. In case of nested
15098 cycle keep track of the reduction variable position. Call
15099 vect_is_simple_reduction with additional parameter. Use original
15100 statement code in reduction epilogue for nested cycle. Call
15101 vect_create_epilog_for_reduction with additional parameter.
15102 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15103 inner-loop vectorization.
15104 (vect_recog_widen_sum_pattern): Likewise.
15105 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15107 (vect_mark_stmts_to_be_vectorized): Likewise.
15108 (vect_get_vec_def_for_operand): Handle nested cycles.
15110 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15112 * doc/invoke.texi (Debugging Options): Fix option index entries
15113 for -fdump-statistics, -frandom-seed add entries for
15114 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15115 (FRV Options): Fix entries for -mTLS, -mtls.
15116 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15117 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15118 (M68hc1x Options): Fix @itemx for -mnominmax.
15119 (MCore Options): Fix entry for -mno-lsim.
15120 (MMIX Options): Fix entry for -mabi=mmixware.
15121 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15123 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15125 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15126 Mention the plugin mode of gengtype.
15127 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15128 * gengtype.c: Updated copyright.
15129 (plugin_files, nb_plugin_files) Added new static variables.
15130 (measure_input_list) Care about plugin_files.
15131 (write_rtx_next): Added early return in plugin mode.
15132 (create_file): Updated copyright year in generated file. Added
15134 (oprintf): Added early return if NULL outf.
15135 (get_output_file_with_visibility): Care of plugin_files.
15136 (get_output_file_name): May return null.
15137 (write_local): Added early return.
15138 (put_mangled_filename): Ditto.
15139 (finish_root_table): Added check for base_files.
15140 (write_roots): Care about null when plugins.
15141 (main): Added plugin mode.
15143 2009-06-15 Ian Lance Taylor <iant@google.com>
15145 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15146 * gcov.c (read_count_file): Add braces around variables declared
15149 * c.opt (Wjump-misses-init): New warning.
15150 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15151 -Wall and -Wc++-compat if not already set.
15152 (c_common_post_options): Clear warn_jump_misses_init if it was not
15154 * c-decl.c (struct c_binding): Change type field to a union with
15155 new label field. Make it the first field in the struct. Update
15156 references to type to use u.type instead.
15157 (struct c_spot_bindings): Define.
15158 (struct c_goto_bindings): Define.
15159 (c_goto_bindings_p): Define, along with VECs.
15160 (struct c_label_vars): Define.
15161 (struct c_scope): Add has_label_bindings field.
15162 (bind_label, set_spot_bindings): New static functions.
15163 (decl_jump_unsafe, update_spot_bindings): New static functions.
15164 (update_label_decls): New static function.
15165 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15166 Update binding u.label field to shadowed field.
15167 (c_binding_start_stmt_expr): New function.
15168 (c_binding_end_stmt_expr): New function.
15169 (pushdecl): Don't call c_begin_vm_scope.
15170 (make_label): Add defining and p_label_vars parameters. Change
15172 (lookup_label): Correct test for whether a label has not yet been
15173 defined. Call bind_label rather than bind.
15174 (warn_about_goto): New static function.
15175 (lookup_label_for_goto): New function.
15176 (declare_label): Call bind_label rather than bind.
15177 (check_earlier_gotos): New static function.
15178 (define_label): Don't give errors about jumping into statement
15179 expressions or scopes of variably modified types. Call
15180 set_spot_bindings and check_earlier_gotos. Call bind_label
15181 instead of bind. Don't set label_context_stack_se or
15182 label_context_stack_vm.
15183 (c_get_switch_bindings): New function.
15184 (c_release_switch_bindings): New function.
15185 (c_check_switch_jump_warnings): New function.
15186 (start_function): Don't set label_context_stack_se or
15187 label_context_stack_vm.
15188 (finish_function): Likewise.
15189 * c-typeck.c (label_context_stack_se): Don't define.
15190 (label_context_stack_vm): Don't define.
15191 (c_finish_goto_label): Call lookup_label_for_goto rather than
15192 lookup_label. Don't give errors about jumping into a statement
15193 expression or the scope of a variably modified type. Don't set
15194 label_context_stack_se or label_context_stack_vm.
15195 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15196 fields. Add bindings field.
15197 (c_start_case): Don't set deleted fields. Set bindings field.
15198 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15199 or blocked_vm. Call c_check_switch_jump_warnings.
15200 (c_finish_case): Don't test blocked_stmt_expr field. Call
15201 c_release_switch_bindings.
15202 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15203 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15204 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15205 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15206 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15207 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15208 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15209 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15210 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15211 (C_DECL_UNJUMPABLE_VM): Don't define.
15212 (C_DECL_UNDEFINABLE_VM): Don't define.
15213 (struct c_label_list): Don't define.
15214 (struct c_label_context_se): Don't define.
15215 (struct c_label_context_vm): Don't define.
15216 (struct c_spot_bindings): Declare.
15217 (c_bindings_start_stmt_expr): Declare.
15218 (c_bindings_end_stmt_expr): Declare.
15219 (lookup_label_for_goto): Declare.
15220 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15221 (c_check_switch_jump_warnings): Declare.
15222 (label_context_stack_se, label_context_stack_vm): Don't declare.
15223 (c_finish_goto_label): Update declaration.
15224 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15225 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15226 (Warning Options): Document -Wjump-misses-init.
15228 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15230 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15233 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15235 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15237 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15239 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15241 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15243 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15245 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15247 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15248 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15249 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15250 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15251 * dwarf2asm.c (dw2_force_const_mem): Update call to
15252 make_decl_one_only.
15253 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15254 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15255 * langhooks.c (lhd_comdat_group): Remove.
15256 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15257 * tree.h (DECL_COMDAT_GROUP): New.
15258 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15259 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15260 (make_decl_one_only): Change signature.
15261 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15262 make_decl_one_only.
15263 (make_decl_one_only): Change signature.
15264 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15266 2009-06-15 Richard Guenther <rguenther@suse.de>
15268 PR middle-end/40439
15269 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15271 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15273 * tree-ssa-math-opts.c: Remove extra divide.
15275 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15277 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15279 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15281 * passes.c: Add bswap pass.
15282 * tree-pass.h: Add pass_optimize_bswap declaration.
15283 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15284 Include rtl.h, expr.h and optabs.h for optab_handler check.
15285 (struct symbolic_number, pass_optimize_bswap): New definition.
15286 (do_shift_rotate, verify_symbolic_number_p): New functions.
15287 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15288 (gate_optimize_bswap): New function.
15289 * tree.c (widest_int_cst_value): New function.
15290 * tree.h (widest_int_cst_value): Prototype added.
15292 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15294 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15295 REG_EQUAL/REG_EQUIV notes.
15297 2009-06-14 Richard Guenther <rguenther@suse.de>
15299 PR middle-end/40389
15300 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15301 has its address taken if NRV was applied and it is addressable.
15302 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15303 function split out from ...
15304 (get_constraint_for_1): ... here.
15305 (handle_rhs_call): Use it to mark the return slot escaped if
15306 it is addressable and NRV was applied.
15308 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15310 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15311 Change first argument type to location_t.
15312 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15313 Do not set input_location.
15314 Use loc instead of input_location throughout.
15316 2009-06-13 Richard Guenther <rguenther@suse.de>
15318 PR tree-optimization/40421
15319 * tree-predcom.c (should_unroll_loop_p): Remove.
15320 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15322 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15324 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15325 Add location argument.
15327 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15329 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15331 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15332 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15333 * config/spu/spu-protos.h: Add location to
15334 spu_resolve_overloaded_builtin.
15335 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15336 spu_build_builtin_va_list.
15337 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15338 argument. Pass location to build_function_call_vec.
15339 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15341 (emit_fpu_switch): Same.
15342 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15343 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15344 to build_decl and create_artificial_label.
15345 (xtensa_gimplify_va_arg_expr): Same.
15346 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15347 (xstormy16_gimplify_va_arg_expr): Same.
15348 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15349 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15350 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15351 (mips16_build_function_stub): Same.
15352 (mips16_build_call_stub): Same.
15354 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15357 * arm/constraints.md (Pa, Pb): New constraints.
15358 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15359 split pattern to deal with them.
15361 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15363 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15364 fix index entry for -Xpreprocessor.
15366 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15368 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15369 Add location argument to build_decl call.
15370 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15371 (rs6000_init_builtins): Same.
15372 (spe_init_builtins): Same.
15373 (rs6000_gimplify_va_arg): Add location argument to
15374 create_artificial_label call.
15376 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15378 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15379 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15380 * Makefile.in: Fix GGC dependency for gcse.o.
15382 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15384 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15385 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15386 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15388 * c-parser.c (c_parser_binary_expression): Use current column while
15389 building binary operations.
15390 * common.opt (fshow-column): Enable by default.
15391 * tree-vrp.c (check_array_ref): Use warning_at.
15392 (check_array_bounds): Use location from call back if expr has no
15394 * tree.h: Add location argument to maybe_fold_*.
15395 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15396 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15397 (maybe_fold_offset_to_component_ref): Same.
15398 (maybe_fold_offset_to_reference): Same.
15399 (maybe_fold_offset_to_address): Same.
15400 (maybe_fold_stmt_indirect): Same.
15401 (maybe_fold_stmt_addition): Same.
15402 (fold_stmt_r): Pass location to maybe_fold_*.
15403 (fold_gimple_assign): Same.
15404 * c-tree.h: Add location argument to finish_decl,
15405 default_function_array_conversion, store_init_value.
15406 * c-decl.c (define_label): Use error_at.
15407 (c_make_fname_decl): Pass location to finish_decl.
15408 (finish_decl): New location argument.
15409 (build_compound_literal): Pass location to store_init_value.
15410 (grokdeclarator): Pass location to finish_decl.
15412 * c-typeck.c (array_to_pointer_conversion): New location argument.
15413 (function_to_pointer_conversion): Same.
15414 (default_function_array_conversion): Same.
15415 (parser_build_unary_op): Pass location to overflow_warning.
15416 (parser_build_binary_op): Same. Use warning_at.
15417 (build_unary_op): Pass location to array_to_pointer_conversion.
15418 (build_c_cast): Pass location to digest_init.
15419 (build_modify_expr): New location argument.
15420 (convert_for_assignment): Same.
15421 (store_init_value): Same.
15422 (digest_init): Same.
15423 (output_init_element): Pass location to digest_init and
15424 array_to_pointer_conversion.
15425 (c_finish_return): Pass location to convert_for_assignment.
15426 * gimplify.c (gimplify_conversion): Pass location to
15427 maybe_fold_offset_to_address.
15428 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15429 to maybe_fold_stmt_addition.
15430 * c-omp.c (c_finish_omp_atomic): Pass new location to
15432 (c_finish_omp_for): Same.
15433 * c-common.c (overflow_warning): New argument.
15434 * c-common.h: New argument to build_modify_expr, overflow_warning.
15435 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15437 (c_parser_initializer): Pass location to
15438 default_function_array_conversion.
15439 (c_parser_initelt): Same.
15440 (c_parser_initval): Same.
15441 (c_parser_asm_operands): Same.
15442 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15443 (c_parser_conditional_expression): Same.
15444 (c_parser_binary_expression): Add location info to stack. Use it.
15445 (c_parser_unary_expression): Pass location to
15446 default_function_array_conversion, parser_build_unary_op,
15447 build_indirect_ref, c_parser_postfix_expression_after_primary.
15448 (c_parser_postfix_expression_after_primary): New location argument.
15450 (c_parser_expression_conv): Pass location to
15451 default_function_array_conversion.
15452 (c_parser_expr_list): Same.
15453 (c_parser_omp_atomic): Same.
15454 (c_parser_omp_for_loop): Same.
15455 * c-tree.h (struct c_declarator): Add comment to id_loc.
15456 (build_array_declarator): New argument.
15457 * c-decl.c (build_array_declarator): Add location argument.
15458 (grokdeclarator): Set id_loc for cdk_array.
15459 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15460 build_array_declarator.
15461 * tree.c (build_omp_clause): Add location argument.
15462 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15463 (OMP_CLAUSE_LOCATION): New macro.
15464 (struct tree_omp_clause): Add location field.
15465 (build_omp_clause): Add argument.
15466 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15468 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15469 (cp_parser_omp_clause_collapse): Same.
15470 (cp_parser_omp_clause_default): Same.
15471 (cp_parser_omp_clause_if): Same.
15472 (cp_parser_omp_clause_nowait): Same.
15473 (cp_parser_omp_clause_num_threads): Same.
15474 (cp_parser_omp_clause_ordered): Same.
15475 (cp_parser_omp_clause_schedule): Same.
15476 (cp_parser_omp_clause_untied): Same.
15477 (cp_parser_omp_for_loop): Same.
15478 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15479 * c-tree.h (c_start_case): Add location argument.
15480 (c_process_expr_stmt): Same.
15481 (c_finish_goto_*): Same.
15482 * tree-parloops.c (initialize_reductions): Pass location to
15484 (create_parallel_loop): Same.
15485 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15486 (gfc_trans_omp_reduction_list): Same.
15487 (gfc_trans_omp_clauses): Same.
15488 (gfc_trans_omp_do): Same.
15489 * c-typeck.c (c_finish_goto_label): Same.
15490 (c_finish_goto_ptr): New location argument.
15491 (c_start_case): Same.
15492 (emit_side_effect_warnings): Same.
15493 (c_process_expr_stmt): Same.
15494 (c_finish_stmt_expr): Same.
15495 (c_finish_omp_clauses): Use error_at instead of error.
15496 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15498 * c-omp.c (c_split_parallel_clauses): New location argument.
15499 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15500 to build_omp_clause.
15501 (convert_local_reference_stmt): Same.
15502 (convert_gimple_call): Same.
15503 * c-common.h (c_split_parallel_clauses): New argument.
15504 * c-parser.c (c_parser_statement_after_labels): Pass location to
15505 c_finish_goto_label.
15506 (c_parser_switch_statement): Pass location to c_start_case.
15507 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15508 and c_process_expr_stmt.
15509 (c_parser_omp_variable_list): Add location argument.
15510 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15511 (c_parser_omp_clause_default): Same.
15512 (c_parser_omp_clause_if): Same.
15513 (c_parser_omp_clause_num_threads): Same.
15514 (-c_parser_omp_clause_ordered): Same.
15515 (c_parser_omp_clause_reduction): Pass location to
15516 c_parser_omp_variable_list.
15517 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15518 (c_parser_omp_clause_untied): Same.
15519 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15520 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15522 * c-tree.h (check_for_loop_decls, undeclared_variable,
15523 build_component_ref, build_array_ref, build_external_ref,
15524 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15525 build_conditional_expr, build_compound_expr, c_cast_expr,
15526 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15527 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15529 * c-semantics.c (build_stmt): Same.
15530 (build_case_label): Same.
15531 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15532 (undeclared_variable): New argument.
15533 (make_label): Same.
15534 (lookup_label): Pass location on down.
15535 (define_label): Same.
15536 (finish_decl): Same.
15537 (build_compound_literal): Same.
15538 (finish_struct): Same.
15539 (finish_function): Do not set location here.
15540 (check_for_loop_decls): New argument.
15541 * tree.c (save_expr): Set location.
15542 (build_empty_stmt): New argument.
15543 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15544 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15545 * builtins.c (gimplify_va_arg_expr): Use locations.
15546 (expand_builtin_sync_operation): Same.
15547 * c-typeck.c (build_component_ref): New argument.
15548 (build_array_ref): Same.
15549 (build_external_ref): Same.
15550 (c_expr_sizeof_expr): Same.
15551 (c_expr_sizeof_type): Same.
15552 (parser_build_unary_op): Same.
15553 (build_conditional_expr): Same.
15554 (build_compound_expr): Pass location on down.
15555 (build_compound_expr): New argument.
15556 (build_c_cast): Same.
15557 (c_cast_expr): Same.
15558 (build_asm_expr): Same.
15559 (c_finish_return): Same.
15560 (c_process_expr_stmt): Pass location on down.
15561 (c_finish_stmt_expr): New argument.
15562 (push_clenaup): Same.
15563 (c_finish_omp_parallel): Same.
15564 (c_finish_omp_task): Same.
15565 * gimplify.c (gimplify_call_expr): Pass location on down.
15566 * c-omp.c (c_finish_omp_master): New argument.
15567 (c_finish_omp_critical): Same.
15568 (c_finish_omp_ordered): Same.
15569 (c_finish_omp_barrier): Same.
15570 (-c_finish_omp_taskwait): Same.
15571 (c_finish_omp_atomic): Same.
15572 (c_finish_omp_flush): Same.
15573 * tree-inline.c (copy_tree_body_r): Pass location on down.
15574 (inline_forbidden_p): Remove use of input_location.
15575 * c-gimplify.c (c_build_bind_expr): New argument.
15576 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15577 (c_sizeof_or_alignof_type): New argument.
15578 (c_alignof_expr): Same.
15579 (build_va_arg): Same.
15580 (c_add_case_label): Same.
15581 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15582 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15583 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15584 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15585 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15586 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15588 * stub-objc.c (objc_build_selector_expr): Same.
15589 (objc_build_throw_stmt): Same.
15590 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15591 (c_parser_initelt): Same.
15592 (c_parser_compound_statement): Same.
15593 (c_parser_compound_statement_nostart): Same.
15594 (c_parser_label): Same.
15595 (c_parser_statement_after_labels): Same.
15596 (c_parser_if_body): Same.
15597 (c_parser_else_body): Same.
15598 (c_parser_if_statement): Same.
15599 (c_parser_switch_statement): Same.
15600 (c_parser_while_statement): Same.
15601 (c_parser_do_statement): Same.
15602 (c_parser_for_statement): Same.
15603 (c_parser_asm_statement): Same.
15604 (c_parser_conditional_expression): Same.
15605 (c_parser_binary_expression): Same.
15606 (c_parser_cast_expression): Same.
15607 (c_parser_unary_expression): Same.
15608 (c_parser_sizeof_expression): Same.
15609 (c_parser_alignof_expression): Same.
15610 (c_parser_postfix_expression): Same.
15611 (c_parser_expression): Same.
15612 (c_parser_objc_receiver): Same.
15613 (c_parser_omp_variable_list): Same.
15614 (c_parser_omp_structured_block): Same.
15615 (c_parser_omp_atomic): New argument.
15616 (c_parser_omp_barrier): Same.
15617 (c_parser_omp_critical): Same.
15618 (c_parser_omp_flush): Pass location on down.
15619 (c_parser_omp_for_loop): New argument.
15620 (c_parser_omp_for): Same.
15621 (c_parser_omp_master): Same.
15622 (c_parser_omp_ordered): Same.
15623 (c_parser_omp_sections_scope): Same.
15624 (c_parser_omp_sections): Same.
15625 (c_parser_omp_parallel): Same.
15626 (c_parser_omp_single): Same.
15627 (c_parser_omp_task): Same.
15628 (c_parser_omp_taskwait): Pass location on down.
15629 (c_parser_omp_construct): Same.
15630 (c_parser_omp_threadprivate): Same.
15631 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15632 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15633 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15634 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15635 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15636 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15637 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15638 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15639 config/i386/i386.c, stmt.c:
15640 Add location argument to the following function definitions and/or
15641 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15642 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15643 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15644 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15645 do_case, c_finish_bc_stmt, build_compound_literal,
15646 build_function_call.
15647 * c-decl.c (build_compound_literal): Add location argument.
15648 Make all diagnostic calls use location.
15649 (start_struct): Same.
15650 (finish_struct): Same.
15651 (start_enum): Same.
15652 (build_enumerator): Same.
15653 (start_function): Same.
15654 (grokdeclarator): Make all diagnostic calls use location.
15655 (store_parm_decls_oldstyle): Same.
15656 * c-typeck.c (build_function_call): Add location argument.
15657 Make all diagnostic calls use location.
15659 (c_finish_bc_stmt): Same.
15660 * tree-nested.c (get_trampoline_type): Add argument.
15661 Pass location to build_decl.
15662 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15663 * rtl.h (RTL_LOCATION): New.
15664 * c-common.c (c_add_case_label): Add location argument.
15665 Make all diagnostic calls use location.
15666 * c-common.h: Add location argument to make_fname_decl, do_case,
15667 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15668 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15669 Set it appropriately for every case. Pass enum_loc to start_enum
15670 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15672 (c_parser_struct_or_union_specifier): Save location. Use it for
15673 start_struct, finish_struct, and parser_xref_tag.
15675 2009-06-12 Ian Lance Taylor <iant@google.com>
15677 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15679 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15680 cpp_opts->warn_cxx_operator_names.
15682 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15685 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15686 is returns NULL and OP is a VCE, look through the VCE.
15688 2009-06-12 Ian Lance Taylor <iant@google.com>
15691 * collect2.c (main): Use CONST_CAST2 in code inside #if
15692 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15694 2009-06-12 Joey Ye <joey.ye@intel.com>
15696 PR middle-end/39146
15697 * cfgexpand.c (get_decl_align_unit): Update
15698 max_used_stack_slot_alignment with align instead of
15699 stack_alignment_needed.
15701 * function.c (assign_stack_local_1): Update
15702 max_used_stack_slot_alignment with alignment_in_bits instead
15703 of stack_alignment_needed.
15704 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15707 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15709 * dwarf2out.c (last_var_location_insn): New variable.
15710 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15711 (dwarf2out_var_location): Don't record anything after last real
15712 insn. Only change labels if there were any real instructions
15713 in between last note and this one, or if changed sections.
15715 2009-06-11 Richard Henderson <rth@redhat.com>
15717 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15718 note when storing the frame pointer in a register.
15719 (FRP): Don't redefine to nothing for epilogue.
15720 (alpha_expand_epilogue): Mark register and sp restores.
15721 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15723 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15724 when gen_lowpart is needed.
15726 2009-06-11 Richard Henderson <rth@redhat.com>
15728 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15730 * dwarf2out.c (need_data_align_sf_opcode): New.
15731 (div_data_align): Move earlier.
15732 (def_cfa_1, reg_save): Use it.
15734 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15736 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15737 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15738 (ix86_handle_option): Handle OPT_mcrc32.
15739 (ix86_target_string): Add -mcrc32.
15740 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15742 * config/i386/i386.h (TARGET_CRC32): New.
15744 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15745 (sse4_2_crc32di): Likewise.
15747 * config/i386/i386.opt (mcrc32): New.
15749 * doc/invoke.texi: Document -mcrc32.
15751 2009-06-11 Richard Henderson <rth@redhat.com>
15753 * common.opt (gdwarf-): Accept a version number.
15754 * doc/invoke.texi (gdwarf-): Update docs.
15755 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15756 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15757 version level, and record it.
15759 * dwarf2.h (DW_CIE_VERSION): Remove.
15760 * dwarf2out.c (DWARF_VERSION): Remove.
15761 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15762 (output_call_frame_info): Use CIE version 3 for dwarf3,
15763 or if the return register column is out of range for version 1.
15764 (dwarf_stack_op_name): Add all dwarf3 values.
15765 (DEBUG_PUBTYPES_SECTION): New.
15766 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15767 encoding change for dwarf3.
15768 (output_die) [dw_val_class_die_ref]: Likewise.
15769 (output_compilation_unit_header): Emit correct version for dwarf3.
15770 (output_line_info): Likewise.
15771 (output_pubnames): Update for DWARF_VERSION removal.
15772 (output_aranges): Likewise.
15773 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15774 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15775 (dwarf2out_finish): Likewise.
15777 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15779 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15782 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15785 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15786 * builtins.c (expand_builtin_unreachable): New function.
15787 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15788 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15789 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15791 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15792 searching for missing barriers.
15794 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15796 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15797 when -fprofile-generate* was passed.
15798 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15800 2009-06-11 Anthony Green <green@moxielogic.com>
15802 * config/moxie/moxie.md: Define length attribute for all instructions.
15804 (*b<cond:code>): Support limited branch ranges for new PC-relative
15805 branch instructions.
15806 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15808 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15810 * config/i386/i386.c (min_insn_size): Use get_attr_length
15811 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15812 For __asm return 0.
15814 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15815 instead of emit_insn_before.
15817 2009-06-10 Ian Lance Taylor <iant@google.com>
15820 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15823 2009-06-10 Revital Eres <eres@il.ibm.com>
15825 * passes.c (init_optimization_passes): Reschedule
15826 predictive-commoning pass before complete unroll pass.
15828 2009-06-10 Martin Jambor <mjambor@suse.cz>
15830 * cgraph.c (cgraph_node_can_be_local_p): New function.
15831 (cgraph_make_node_local): New function.
15832 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15833 (cgraph_make_node_local): Declare.
15835 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15837 * tree.h (tree_base): Add packed_flag and user_align fields.
15838 Decrease size of spare field.
15839 (TYPE_USER_ALIGN): Use user_align from tree_base.
15840 (DECL_USER_ALIGN): Likewise.
15841 (TYPE_PACKED): Use packed_flag from tree_base.
15842 (DECL_PACKED): Likewise.
15843 (tree_type): Delete packed_flag and user_align fields. Widen
15844 precision field. Widen mode field and shuffle fields to align
15845 mode on an 8-bit boundary.
15846 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15847 Renumber decl_flag_* fields. Fix comments. Widen
15848 decl_common_unused field.
15849 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15850 (DECL_EXTERNAL): Likewise.
15851 (DECL_BIT_FIELD): Likewise.
15852 (DECL_NONADDRESSABLE_P): Likewise.
15853 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15854 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15856 2009-06-10 Ian Lance Taylor <iant@google.com>
15858 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15859 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15860 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15861 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15862 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15863 DEF_VEC_ALLOC_FUNC_P.
15864 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15865 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15866 DEF_VEC_ALLOC_FUNC_O.
15867 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15868 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15869 DEF_VEC_ALLOC_FUNC_I.
15870 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15871 (vec_stack_p_reserve_exact_1): Declare.
15872 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15873 (vec_stack_free): Declare.
15874 (VEC_stack_alloc): Define.
15875 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15876 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15877 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15878 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15880 (stack_vecs): New static variable.
15881 (vec_stack_p_reserve_exact_1): New function.
15882 (vec_stack_o_reserve_1): New static function.
15883 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15884 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15885 (vec_stack_free): New function.
15886 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15887 (VEC_df_ref_stack_alloc): Define.
15888 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15889 DEF_VEC_ALLOC_P_STACK.
15890 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15891 (struct df_collection_rec): Change _vec fields to VEC. Remove
15893 (df_free_collection_rec): Adjust for new fields.
15894 (df_insn_rescan): Use new df_collection_rec fields.
15895 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15896 (df_ref_create_structure, df_ref_record): Likewise.
15897 (df_get_conditional_uses, df_get_call_refs): Likewise.
15898 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15899 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15900 (df_record_exit_block_uses, df_bb_verify): Likewise.
15901 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
15902 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
15903 Remove count parameter. Change return type to void. Change all
15905 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
15906 Remove count parameter. Change return type to void. Change all
15908 (df_install_refs): Change old_vec parameter to VEC. Remove count
15909 parameter. Change all callers.
15910 (df_install_mws): Change old_vec parameter to VEC. Remove count
15911 parameter. Change all callers.
15912 (df_refs_verify): Change new_rec parameter to VEC. Change call
15914 (df_mws_verify): Likewise.
15916 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
15918 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
15920 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
15922 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
15924 2009-06-10 Anthony Green <green@moxielogic.com>
15926 * config/moxie/crti.asm: New file.
15927 * config/moxie/crtn.asm: New file.
15928 * config/moxie/moxie.c: New file.
15929 * config/moxie/moxie.h: New file.
15930 * config/moxie/sfp-machine.h: New file.
15931 * config/moxie/moxie-protos.h: New file.
15932 * config/moxie/t-moxie: Created.
15933 * config/moxie/t-moxie-softfp: Created.
15934 * config/moxie/moxie.md: Created.
15935 * config/moxie/constraints.md: Created.
15936 * config.gcc: Add moxie support.
15937 * doc/md.texi (Machine Constraints): Add moxie constraints.
15938 * doc/contrib.texi (Contributors): Mention moxie port.
15939 * doc/install.texi (Specific): Mention the moxie port.
15941 2009-06-09 Ian Lance Taylor <iant@google.com>
15943 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
15944 compiling with C++.
15945 * optabs.c (optab_table): Only use designated initializers if
15946 HAVE_DESIGNATED_INITIALIZERS is defined.
15947 (convert_optab_table): Likewise.
15948 (init_optabs): Always call init_insn_codes if
15949 HAVE_DESIGNATED_INITIALIZERS is not defined.
15951 2009-06-09 Ian Lance Taylor <iant@google.com>
15953 * targhooks.c (default_builtin_vectorized_function): Change fn
15954 parameter to unsigned int.
15955 (default_builtin_vectorized_conversion): Change code parameter to
15957 (default_builtin_reciprocal): Change fn parameter to unsigned int.
15958 * targhooks.h: Update declarations.
15959 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
15960 parameter to unsigned int.
15962 * c-typeck.c (comptypes_check_enum_int): New static function.
15963 (comptypes_internal): Add enum_and_int_p parameter. Change all
15965 (comp_target_types): Add location parameter. Change all callers.
15966 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
15967 Change all callers.
15968 (function_types_compatible_p, type_lists_compatible_p): Likewise.
15969 (build_conditional_expr): Add colon_loc parameter. Change all
15971 (convert_for_assignment): Add location parameter. Change all callers.
15972 * c-parser.c (c_parser_conditional_expression): Pass location of
15973 colon to build_conditional_expr.
15974 * c-tree.h (build_conditional_expr): Update declaration.
15976 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15978 * graphite.c: Revert previous patch.
15980 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15983 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
15985 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
15987 * tree-ssa-loop-prefetch.c
15988 (loop_prefetch_arrays): Fixed a portability problem in printf format
15991 2009-06-09 Martin Jambor <mjambor@suse.cz>
15993 PR tree-optimization/40351
15994 * tree-sra.c (propagate_subacesses_accross_link): Check that a
15995 refrence to a potential artifical subaccess can be constructed.
15997 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
15999 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16000 (sh_override_options): Likewise.
16001 * config/sh/sh.c: Include params.h.
16002 (sh_optimization_options): New.
16003 (sh_override_options): Likewise.
16004 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16005 (OVERRIDE_OPTIONS): Use sh_override_options.
16007 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16009 * dwarf2out.c (emit_cfa_remember): New variable.
16010 (add_fde_cfi): If emit_cfa_remember, recurse to add
16011 DW_CFA_remember_state first.
16012 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16013 instead just set emit_cfa_remember.
16015 2009-06-08 Jan Hubicka <jh@suse.cz>
16018 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16020 2009-06-08 Jan Hubicka <jh@suse.cz>
16022 PR middle-end/39834
16023 * cgraphunit.c (save_inline_function_body): Do not copy transform
16024 hooks for saved inline bodies.
16025 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16026 for given function.
16028 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16030 * jump.c (returnjump_p): Handle delayed branches. Add missing
16033 2009-06-08 Jan Hubicka <jh@suse.cz>
16035 PR middle-end/40102
16036 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16037 original node might've been modified.
16038 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16040 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16042 * tree-object-size.c (addr_object_size): Add OSI argument.
16043 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16044 (compute_builtin_object_size, expr_object_size): Adjust callers.
16045 (plus_stmt_object_size): Call addr_object_size instead of
16046 compute_builtin_object_size.
16048 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16049 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16051 * tree-ssa-loop-prefetch.c
16052 (gather_memory_references): Introduced a counter for the number of
16054 (anything_to_prefetch_p): Introduced a counter for the number of
16056 (is_loop_prefetching_profitable): New function with a cost model
16058 (loop_prefetch_arrays): Use the new cost model to determine if
16059 prefetching is profitable.
16060 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16061 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16062 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16063 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16064 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16065 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16067 2009-06-08 Michael Matz <matz@suse.de>
16070 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16071 partitions use the same.
16072 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16073 for basevars of SSA_NAMEs.
16074 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16075 to not expand them twice.
16076 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16079 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16081 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16082 (fdump-final-insns=, gtoggle): New.
16083 * doc/invoke.texi: Document them.
16084 * final.c (rest_of_clean_state): Dump final insn stream.
16085 * gcc.c (invoke_as): Hook in -fcompare-debug.
16086 (static_spec_functions): Add compare-debug-dump-opt,
16087 compare-debug-self-opt and compare-debug-auxbase-opt.
16088 (compare_debug, compare_debug_second, compare_debug_opt): New.
16089 (switches_debug_check, n_switches_debug_check): New.
16090 (debug_auxbase_opt, debug_check_temp_file): New.
16091 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16093 (do_self_spec): Handle arguments after switches.
16094 (do_spec_1): Add .gk extension to temp file basenames for compare.
16095 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16096 (cc1_options): Use it instead of normal auxbase computation for
16097 the second compare-debug compilation.
16098 (compare_files): New.
16099 (main): Set up and implement compare debug mode.
16100 (compare_debug_dump_opt_spec_function): New.
16101 (compare_debug_self_opt_spec_function): New.
16102 (compare_debug_auxbase_opt_spec_function): New.
16103 * toplev.c (process_options): Handle flag_gtoggle,
16104 flag_dump_final_insns.
16105 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16106 during -fcompare-debug-second compilation.
16108 2009-06-07 Ian Lance Taylor <iant@google.com>
16110 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16111 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16113 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16114 with no default node. Change warning with %H to warning_at.
16115 Don't clear warn_switch around case checking.
16116 * doc/invoke.texi (Warning Options): Clarify distinction between
16117 -Wswitch and -Wswitch-enum.
16119 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16121 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16123 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16125 * gbl-ctors.h: Add header guard.
16127 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16129 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16130 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16131 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16132 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16133 prototypes for removed functions.
16134 (expressions_equal_p): Move to ...
16135 * tree-ssa-sccvn.h: ... here and ...
16136 * matrix-reorg.c: ... adjust includes.
16138 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16140 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16142 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16144 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16145 (finish_function): Remove erroneous whitespace.
16147 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16149 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16150 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16152 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16154 * errors.c (internal_error): Commentary typo fix.
16155 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16156 * tree-ssa-pre.c: Ditto.
16158 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16160 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16161 them is supposed to hold actual statements.
16163 2009-06-06 Ian Lance Taylor <iant@google.com>
16165 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16166 empty statements can now have attributes.
16168 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16170 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16171 * config/mips/mips.md: Ditto.
16173 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16175 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16177 (__eabi_uconvert): Likewise.
16179 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16181 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16182 CFI_* definitions with IN_GCC.
16184 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16186 * xcoffout.h (xcoffout_source_line): Update prototype.
16188 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16190 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16191 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16193 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16195 PR middle-end/40340
16196 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16197 inlined_function_outer_scope_p blocks for artificial inlines
16199 * tree.c (tree_nonartificial_location): Rewrite using
16200 block_nonartificial_location.
16202 2009-06-05 Revital Eres <eres@il.ibm.com>
16203 Leehod Baruch <leehod@il.ibm.com>
16205 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16206 (expand_expr_real_1): Remove comment.
16207 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16208 Vectorize misaligned access when the target supports it.
16209 (vect_supportable_dr_alignment): Check for unaligned access support.
16210 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16213 2009-06-05 Julian Brown <julian@codesourcery.com>
16215 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16216 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16218 2009-06-05 Richard Guenther <rguenther@suse.de>
16221 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16222 as possibly unused.
16224 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16226 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16227 (save_gprs): Don't tell unwinder when a global register is saved.
16228 (s390_emit_epilogue): Emit needed epilogue unwind info.
16230 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16232 * dwarf2out.c (deferred_asm_name): New.
16233 (add_name_and_src_coords_attributes): Defer creation of
16234 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16236 (move_linkage_attr): New.
16237 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16240 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16242 * tree-nested.c (finalize_nesting_tree_1): Declare the
16243 frame_decl in the binding tree.
16245 2009-06-04 Cary Coutant <ccoutant@google.com>
16247 * basic-block.h (struct basic_block_def): Add discriminator field.
16248 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16250 * debug.c (do_nothing_debug_hooks): Add additional entry.
16251 (debug_nothing_int_charstar_int): New function.
16252 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16253 (debug_nothing_int_charstar_int): New declaration.
16254 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16255 discriminator value in .loc directive.
16256 * final.c (last_discriminator): New variable.
16257 (discriminator): New variable.
16258 (final_start_function): Initialize above variables, pass current
16259 discriminator to debug hook.
16260 (notice_source_line): Check for discriminator change.
16261 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16262 * sdbout.c (sdbout_source_line): New parameter.
16263 * tree-cfg.c (struct locus_discrim_map): New structure type.
16264 (discriminator_per_locus): New hash table.
16265 (build_gimple_cfg): Allocate and free discriminator hash table.
16266 (make_edges): Call assign_discriminator.
16267 (locus_map_hash): New function.
16268 (locus_map_eq): New function.
16269 (next_discriminator_for_locus): New function.
16270 (same_line_p): New function.
16271 (assign_discriminator): New function.
16272 (make_cond_expr_edges): Call assign_discriminator.
16273 (make_gimple_switch_edges): Likewise.
16274 (first_non_label_stmt): New function.
16275 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16277 * xcoffout.c (xcoffout_source_line): Add new parameter.
16279 * configure.ac (gcc_cv_as_discriminator): New configury check for
16280 gas support for discriminator.
16281 * configure: Regenerate.
16282 * config.in: Regenerate.
16284 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16286 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16287 val after checking for integers.
16289 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16291 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16293 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16294 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16295 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16296 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16297 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16298 X64_SSE_REGPARM_MAX.
16299 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16300 X64_SSE_REGPARM_MAX.
16302 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16304 * gcc.c (report_times_to_file): New.
16305 (execute): Implement it.
16306 (process_command): Support -time=.
16307 * doc/invoke.texi: Document it.
16309 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16311 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16312 that have value exprs.
16314 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16316 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16317 declarations for constants until...
16318 (dw2_output_indirect_constant_1): ... this point.
16320 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16323 * arm.md (arm_addsi3): Don't try to split an add with an
16324 eliminable register until after reload has completed.
16326 2009-06-03 Ian Lance Taylor <iant@google.com>
16328 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16329 * genattrtab.c (write_length_unit_log): Likewise.
16330 * genchecksum.c (dosum): Likewise.
16331 * gengtype.c (write_rtx_next): Likewise.
16332 (finish_root_table, write_roots): Likewise.
16333 * gimple.c (gimple_ops_offset_): Likewise.
16334 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16335 * config/arc/arc.c (arc_attribute_table): Likewise.
16336 * config/arm/arm.c (arm_attribute_table): Likewise.
16337 * config/avr/avr.c (avr_attribute_table): Likewise.
16338 * config/crx/crx.c (crx_attribute_table): Likewise.
16339 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16340 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16341 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16342 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16343 * config/sh/sh.c (sh_attribute_table): Likewise.
16344 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16345 * config/spu/spu.c (spu_attribute_table): Likewise.
16346 * config/v850/v850.c (v850_attribute_table): Likewise.
16348 * config/alpha/alpha.c (vms_attribute_table): Make static.
16349 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16350 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16351 * config/mips/mips.c (mips_attribute_table): Likewise.
16353 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16355 (cc1-checksum.o): Likewise.
16357 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16359 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16361 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16363 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16364 insn if it is changing sp. Use gen_add3_insn instead of
16365 conditionally gen_addsi3 and gen_adddi3.
16366 (offset_below_red_zone_p): New static inline function.
16367 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16368 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16369 * config/rs6000/ppc-asm.h: Include auto-host.h.
16370 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16371 CFI_RESTORE): Define.
16372 * config/rs6000/crtresxgpr.asm: Add unwind info.
16373 * config/rs6000/crtresxfpr.asm: Likewise.
16374 * config/rs6000/crtresgpr.asm: Likewise.
16375 * config/rs6000/crtresfpr.asm: Likewise.
16376 * config/rs6000/crtsavgpr.asm: Likewise.
16377 * config/rs6000/crtsavfpr.asm: Likewise.
16379 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16380 argument of DWARF2_FRAME_REG_OUT macros.
16382 2009-06-03 Julian Brown <julian@codesourcery.com>
16384 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16385 words or less (including TImode) in core registers.
16387 2009-06-03 Richard Guenther <rguenther@suse.de>
16389 PR middle-end/40328
16390 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16392 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16394 * statistics.c (statistics_counter_event): Do not record event
16395 in pass dump if its number == -1.
16396 (curr_statistics_hash): Add assert that we never get passes
16397 with static number == -1.
16399 2009-06-03 Richard Guenther <rguenther@suse.de>
16400 Andrey Belevantsev <abel@ispras.ru>
16402 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16403 non-BLKmode arrays addressable.
16405 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16407 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16408 * config/m68k/m68k.h: ... here.
16410 2009-06-03 Martin Jambor <mjambor@suse.cz>
16412 PR tree-optimization/40323
16413 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16416 2009-06-03 Richard Guenther <rguenther@suse.de>
16418 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16421 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16423 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16424 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16425 JUMP_TABLE_DATA_P where applicable.
16426 * config/sh/sh.c: Ditto.
16427 * config/sh/sh.h: Ditto.
16428 * config/sh/sh.md: Ditto.
16429 * config/sh/symbian.c: Ditto.
16431 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16433 * config/i386/driver-i386.c (describe_cache): Optimize
16434 concatenation of strings. Use snprintf instead of sprintf.
16435 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16436 target when not compiling with GCC.
16438 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16440 * config/sh/sh.c: Revert last change.
16441 (sh_expand_epilogue): Emit a blockage insn before the frame
16442 pointer adjustment unconditionally.
16444 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16446 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16447 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16448 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16449 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16450 to COLLECT_GCC_OPTIONS.
16452 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16454 * collect2.c (target_system_root): New variable.
16455 (main): Handle --sysroot=.
16456 (ignore_library): Strip the sysroot from the library path.
16458 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16460 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16461 (collect2.o): Depend on collect2-aix.h.
16462 (collect2-aix.o): New rule.
16463 * collect2-aix.h: New file.
16464 * collect2-aix.c: Likewise.
16465 * collect2.c: Include collect2-aix.h. Don't undefine
16466 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16467 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16468 Use TARGET_AIX_VERSION instead of _AIX51.
16469 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16470 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16471 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16472 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16473 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16475 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16477 * collect2.c (ignore_library): Avoid premature post-increment
16478 and null deference.
16480 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16482 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16483 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16484 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16485 CROSS_DIRECTORY_STRUCTURE too.
16486 (LINK_LIBG_SPEC): Likewise.
16487 (LIB_SPEC): Add %R to sysroot paths.
16488 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16489 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16490 * config/rs6000/aix51.h: As for aix43.h.
16491 * config/rs6000/aix52.h: Likewise.
16492 * config/rs6000/aix53.h: Likewise.
16493 * config/rs6000/aix61.h: Likewise.
16494 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16495 to the beginning of sysroot paths.
16497 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16499 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16500 INSN_LISTs that are out of the REG_NOTE range.
16502 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16504 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16505 (struct var_to_expand): Likewise.
16506 (struct opt_info): Add head and tail for linked lists of the above.
16507 (analyze_insn_to_expand_var): Initialize next.
16508 (analyze_iv_to_split_insn): Likewise.
16509 (analyze_insns_in_loop): Create linked lists.
16510 (allocate_basic_variable): Simplify for use without hash table.
16511 (insert_var_expansion_initialization): Likewise, make it type-safer.
16512 (combine_var_copies_in_loop_exit): Likewise.
16513 (apply_opt_in_copies): Walk lists rather than hash tables.
16514 (release_var_copies): Simplified and inlined by hand into...
16515 (free_opt_info): ... this function.
16517 2009-06-02 Richard Guenther <rguenther@suse.de>
16519 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16522 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16524 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16525 only for builtins that are not overridden.
16527 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16529 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16532 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16534 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16536 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16538 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16540 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16542 * common.opt (fdump-unnumbered-links): New.
16543 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16544 * print-rtl.c (flag_dump_unnumbered_links): New.
16545 (print_rtx): Test it.
16547 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16549 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16550 push/pop multiple to 8-byte alignment.
16552 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16554 * config/i386/i386.c (queued_cfa_restores): New static variable.
16555 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16557 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16558 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16559 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16560 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16561 note unconditionally.
16562 (ix86_emit_restore_regs_using_mov): Likewise.
16563 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16564 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16565 it through to ix86_emit_restore_reg_using_pop.
16566 (ix86_emit_leave): Add RED_OFFSET argument. Call
16567 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16568 instead of adding REG_CFA_OFFSET note unconditionally.
16569 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16570 the above functions. Call ix86_add_queued_cfa_restore_notes when
16573 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16574 force output of the label even for dwarf2out_do_cfi_asm.
16575 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16576 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16577 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16579 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16580 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16581 dwarf2out_cfi_label callers.
16582 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16583 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16584 Adjust dwarf2out_cfi_label callers.
16585 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16587 * config/i386/i386.h (struct machine_cfa_state,
16588 struct machine_function): Guard with ifndef USED_FOR_TARGET
16589 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16592 * emutls.c (__emutls_get_address): Change arr->size to mean number
16593 of allocated arr->data entries instead of # of slots + 1.
16595 PR middle-end/40316
16596 * recog.c (peep2_reinit_state): New function.
16597 (peephole2_init_state): Use it at the end of a basic block and also
16598 when seeing a RTX_FRAME_RELATED_P insn.
16600 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16602 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16603 fixuns_truncrfdi2): New.
16604 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16605 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16606 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16607 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16608 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16609 *recip_approx): Remove.
16610 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16611 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16612 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16614 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16617 2009-06-01 Ian Lance Taylor <iant@google.com>
16619 * attribs.c (register_attribute): Use CONST_CAST.
16620 * collect2.c (main): Use CONST_CAST2.
16621 (scan_prog_file): Likewise.
16622 * gcc.c (process_command, main): Likewise.
16623 * toplev.c (toplev_main): Likewise.
16625 * c-typeck.c (handle_warn_cast_qual): New static function,
16626 partially broken out of build_c_cast.
16627 (build_c_cast): Call handle_warn_cast_qual.
16628 * doc/invoke.texi (Warning Options): Document new effect of
16631 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16633 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16634 (diagnostic_report_current_module): Print columns.
16635 * common.opt (flag_show_column): Enable by default.
16637 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16639 * alias.c (find_base_term): Check for NULL term before returning.
16641 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16643 Revert due to PR40320:
16644 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16645 * calls.c (emit_library_call_value_1): Don't force_operand for move
16648 2009-06-01 Olivier Hainque <hainque@adacore.com>
16649 Eric Botcazou <ebotcazou@adacore.com>
16651 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16652 to be processed as a bitfield for constructor output purposes.
16653 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16655 * varasm.c (oc_local_state): New type, output_constructor
16656 local state to support communication with helpers.
16657 (oc_outer_state): New type, output_constructor outer state of
16658 relevance in recursive calls.
16659 (output_constructor_array_range): New output_constructor helper,
16660 extracted code for an array range element.
16661 (output_constructor_regular_field): New output_constructor helper,
16662 extracted code for an element that is not a bitfield.
16663 (output_constructor_bitfield): New output_constructor helper,
16664 extracted code for a bitfield element. Accept an OUTER state
16665 argument for recursive processing. Recurse on record or array
16666 CONSTRUCTOR values, possibly past noop conversions.
16667 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16668 VALUE is a valid constant-valued expression for use in a static
16669 bit-field initializer.
16670 (output_constructor): Rework to use helpers. Accept and honor an
16671 OUTER state argument for recursive calls. Return total size. Be
16672 prepared for nested constructors initializing bitfields.
16673 (output_constant): Feed OUTER in calls to output_constructor.
16675 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16677 * calls.c (emit_library_call_value_1): Don't force_operand for move
16680 2009-06-01 Nick Clifton <nickc@redhat.com>
16682 * doc/invoke.texi (IA-64 Options): Fix typo.
16684 2009-06-01 Ira Rosen <irar@il.ibm.com>
16686 PR tree-optimization/39129
16687 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16689 (vect_do_peeling_for_loop_bound): Use
16690 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16691 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16692 (vect_loop_versioning): Likewise.
16693 (vect_create_cond_for_alias_checks): Fix indentation.
16694 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16696 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16697 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16698 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16699 "control flow in loop".
16700 (vect_estimate_min_profitable_iters): Use
16701 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16702 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16703 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16704 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16705 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16706 statement belongs to a group of strided accesses with the exact code
16708 (vectorizable_load): Likewise.
16709 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16710 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16712 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16714 * config/freebsd-stdint.h: New file.
16715 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16716 Add freebsd-stdint.h to tm_file.
16718 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16720 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16721 (thumb2_extendhidi2): Likewise.
16723 2009-05-31 Ian Lance Taylor <iant@google.com>
16725 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16727 2009-05-31 Ian Lance Taylor <iant@google.com>
16729 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16730 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16731 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16733 2009-05-31 Jason Merrill <jason@redhat.com>
16735 * tree-pretty-print.c (print_call_name): Take the callee, not the
16736 call itself. Make non-static. Use dump_function_name for functions.
16737 (dump_generic_node): Adjust.
16738 * diagnostic.h: Declare print_call_name.
16739 * gimple-pretty-print.c (dump_gimple_call): Use it.
16741 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16743 * config/sh/sh.md (ashldi3_std): New define_expand.
16746 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16749 * config/sh/sh.c: Include debug.h.
16750 (sh_expand_epilogue): Emit a blockage insn before the frame
16751 pointer adjustment also when dwarf2out_do_frame returns true.
16753 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16755 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16756 (thumb2_extendqidi2): New pattern.
16758 2009-05-31 Ira Rosen <irar@il.ibm.com>
16760 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16761 mark phis for renaming.
16762 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16763 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16764 Call mark_sym_for_renaming.
16765 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16766 * tree-vect-loop.c (vect_transform_loop): Remove
16767 vect_memsyms_to_rename initialization and a call to
16768 mark_set_for_renaming.
16770 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16772 PR middle-end/40304
16773 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16774 frame related even if !set_cfa && style < 0.
16776 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16778 * config/i386/mingw-tls.c: New file.
16779 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16780 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16781 defining _WIN32 but not __CYGWIN__.
16783 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16785 * configure.ac: Add MPC support.
16787 * config.in, configure: Regenerate.
16789 2009-05-29 Richard Henderson <rth@redhat.com>
16791 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16792 NOTE_INSN_BASIC_BLOCK.
16793 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16794 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16795 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16797 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16799 (add_cfi): Disable check redefining cfa away from drap.
16800 (lookup_cfa_1): Add remember argument; handle remember/restore.
16801 (lookup_cfa): Pass remember argument.
16802 (cfa_remember): New.
16803 (compute_barrier_args_size_1): Remove sibcall check.
16804 (dwarf2out_frame_debug_def_cfa): New.
16805 (dwarf2out_frame_debug_adjust_cfa): New.
16806 (dwarf2out_frame_debug_cfa_offset): New.
16807 (dwarf2out_frame_debug_cfa_register): New.
16808 (dwarf2out_frame_debug_cfa_restore): New.
16809 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16810 (dwarf2out_begin_epilogue): New.
16811 (dwarf2out_frame_debug_restore_state): New.
16812 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16813 DW_CFA_restore_state.
16814 (output_cfi_directive): Likewise.
16815 (convert_cfa_to_fb_loc_list): Likewise.
16816 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16817 * dwarf2out.h: Update.
16818 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16819 (copy_insn_1): Early out for null.
16820 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16821 and dwarf2out_frame_debug_restore_state.
16822 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16823 (prologue_insn_hash, epilogue_insn_hash): New.
16824 (free_after_compilation): Adjust freeing accordingly.
16825 (record_insns): Create hash table if needed; push insns into
16826 hash instead of array.
16827 (maybe_copy_epilogue_insn): New.
16828 (contains): Search hash table instead of array.
16829 (sibcall_epilogue_contains): Remove.
16830 (thread_prologue_and_epilogue_insns): Split eh_return insns
16831 and mark them as epilogues.
16832 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16833 scanning in terms of basic blocks.
16834 * insn-notes.def (CFA_RESTORE_STATE): New.
16835 * jump.c (returnjump_p_1): Accept EH_RETURN.
16836 (eh_returnjump_p_1, eh_returnjump_p): New.
16837 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16838 CFA_REGISTER, CFA_RESTORE): New.
16839 * rtl.def (EH_RETURN): New.
16840 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16842 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16843 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16845 * config/i386/i386.c (gen_push): Update cfa state.
16846 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16847 add a CFA_ADJUST_CFA note.
16848 (ix86_dwarf_handle_frame_unspec): Remove.
16849 (ix86_expand_prologue): Update cfa state.
16850 (ix86_emit_restore_reg_using_pop): New.
16851 (ix86_emit_restore_regs_using_pop): New.
16852 (ix86_emit_leave): New.
16853 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16854 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16855 * config/i386/i386.h (struct machine_cfa_state): New.
16856 (ix86_cfa_state): New.
16857 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16858 (eh_return_internal): Merge from eh_return_<mode>,
16859 use eh_return rtx, split w/ epilogue.
16861 2009-05-29 Ian Lance Taylor <iant@google.com>
16863 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16865 * calls.c (emit_library_call_value_1): Likewise.
16867 * c-typeck.c (c_build_va_arg): New function.
16868 * c-tree.h (c_build_va_arg): Declare.
16869 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16870 instead of build_va_arg.
16872 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16874 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16875 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16876 (ptr_difference_cost): Use affine combinations to compute it.
16877 (difference_cost): Likewise.
16878 (get_computation_cost_at): Compute more accurate cost for addresses
16879 if the ratio is a multiplier allowed in addresses.
16880 For non-addresses, consider that an additional offset or symbol is
16883 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16885 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16886 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16888 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16889 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16890 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16892 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16893 to 1 for TYPE_SSE{IADD1,CVT1}.
16894 (prefix_vex_imm8): Removed.
16895 (length_vex): Only pass 1 as second argument to
16896 ix86_attr_length_vex_default if prefix_extra is 0.
16897 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16898 (length): For prefix vex computation use length_immediate
16899 attribute instead of prefix_vex_imm8.
16900 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16901 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
16902 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
16903 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
16904 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
16905 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
16906 a space in between the operands.
16907 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
16908 if one operand is 0xff and the other one si, di, bp or sp.
16909 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
16910 other one si, di, bp or sp.
16911 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
16912 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
16913 type and mode attributes.
16914 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
16915 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
16916 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
16917 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
16918 prefix_data16 attribute iff MODE_DF.
16919 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
16920 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
16921 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
16922 constm128_operand in length_immediate computation.
16923 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
16924 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
16925 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
16926 length_immediate attribute to 1.
16927 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
16928 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
16929 for certain alternatives.
16930 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
16931 prefix_data16 attribute if MODE_V1DF.
16932 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
16933 length_immediate to 1.
16934 (set_got_rex64, set_rip_rex64): Remove length attribute, set
16935 length_address to 4, set mode attribute to MODE_DI.
16936 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
16937 (fxam<mode>2_i387): Set length attribute to 4.
16938 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
16939 *prefetch_3dnow_rex): Override length_address attribute.
16940 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
16942 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
16943 (constm128_operand): Removed.
16944 * config/i386/i386.c (memory_address_length): For
16945 disp && !index && !base in 64-bit mode account for SIB byte if
16946 print_operand_address can't optimize disp32 into disp32(%rip)
16947 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
16948 for fs: or gs: segment.
16949 (ix86_attr_length_immediate_default): When checking if shortform
16950 is possible, truncate immediate to the length of the non-shortened
16952 (ix86_attr_length_address_default): Ignore MEM_P operands
16954 (ix86_attr_length_vex_default): Only check for DImode on
16955 GENERAL_REG_P operands.
16956 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
16957 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
16958 (sse_cvttps2pi): Clear prefix_rep attribute.
16959 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
16961 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
16962 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
16963 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
16964 iff operand 2 is const_int_operand.
16965 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
16966 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
16967 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
16969 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
16971 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
16972 prefix_data16 attribute for movlpd and movhpd instructions.
16973 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
16974 length_immediate for shufpd instruction.
16975 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
16976 (avx_cmpp<avxmodesuffixf2c><mode>3,
16977 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
16978 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
16979 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
16980 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
16981 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
16982 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
16983 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
16984 prefix_data16 attribute for the first alternative to 1.
16985 (*avx_loadlps): Override length_immediate for the first alternative.
16986 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
16987 attributes for second alternative.
16988 (*vec_concatv2sf_sse4_1): Override length_immediate and
16989 prefix_data16 attributes for second alternative.
16990 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
16991 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
16992 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
16993 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
16994 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
16995 prefix_data16 and length_immediate to 1.
16996 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
16998 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
16999 prefix_extra attribute for variants that don't have 0f prefix alone.
17000 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17001 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17002 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17003 *sse4_1_pextrd): Set length_immediate to 1.
17004 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17005 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17007 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17008 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17009 length_immediate to 1 for second alternative.
17010 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17011 prefix_extra and length_immediate attributes for the first
17013 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17015 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17016 to 1 for the first and third alternative.
17017 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17019 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17021 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17023 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17024 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17025 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17026 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17027 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17028 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17029 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17030 ssse3_psign<mode>3): Override prefix_rex attribute.
17031 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17032 (ssse3_palignrti): Override length_immediate to 1.
17033 (ssse3_palignrdi): Override length_immediate to 1, override
17034 prefix_rex attribute.
17035 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17036 (sse4a_extrqi): Override length_immediate to 2.
17037 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17038 (sse4a_insertq): Override prefix_data16 to 0.
17039 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17040 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17041 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17042 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17043 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17044 and length_immediate to 1.
17045 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17046 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17047 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17048 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17049 and length_immediate to 1.
17050 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17051 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17052 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17053 avx_ptest256): Override prefix_extra to 1.
17054 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17055 Override prefix_data16 and length_immediate to 1.
17056 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17057 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17058 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17059 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17060 prefix_data16 to 0 and prefix_extra to 2.
17061 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17062 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17064 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17065 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17066 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17067 and prefix_extra to 2.
17068 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17069 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17070 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17071 avx_vpermilvar<mode>3,
17072 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17073 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17074 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17075 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17076 Override prefix_extra to 1.
17077 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17078 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17079 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17080 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17081 prefix_extra and length_immediate to 1.
17082 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17084 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17085 to 1 for the first alternative.
17086 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17087 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17089 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17090 *movv2sf_internal_avx, *movv2sf_internal): Override
17091 prefix_rep attribute for certain alternatives.
17092 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17093 attributes for certain alternatives.
17094 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17095 attributes for certain alternatives.
17096 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17097 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17098 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17099 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17100 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17101 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17102 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17103 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17104 length_immediate to 1 if operand 2 is const_int_operand.
17105 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17106 *vec_extractv2si_1): Set length_immediate attribute to 1.
17107 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17108 using old 3DNOW insn rather than SSE/3DNOW_A.
17109 (mmx_emms, mmx_femms): Clear modrm attribute.
17111 2009-05-29 Martin Jambor <mjambor@suse.cz>
17113 * tree-sra.c: New implementation of SRA.
17115 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17116 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17117 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17118 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17119 (SRA_MAX_STRUCTURE_COUNT): Removed.
17120 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17121 * doc/invoke.texi (sra-max-structure-size): Removed.
17122 (sra-field-structure-ratio): Removed.
17124 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17126 PR middle-end/40291
17127 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17130 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17132 PR rtl-optimization/40101
17133 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17134 seqno. Adjust comment.
17135 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17136 inserting bookkeeping before a jump, the jump is not scheduled.
17137 When no positive seqno found, provide a value. Add comment.
17139 2009-05-29 Richard Guenther <rguenther@suse.de>
17141 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17142 short-cutting on the first component.
17144 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17146 PR middle-end/39958
17147 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17148 for trees other than decls/types.
17150 2009-05-29 Richard Guenther <rguenther@suse.de>
17152 * tree-ssa-operands.c (get_expr_operands): Do not handle
17153 INDIRECT_REFs in the handled-component case. Remove
17154 unused get_ref_base_and_extent case.
17155 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17156 tree_low_cst and host_integerp where possible.
17157 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17158 codes for equivalence.
17159 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17161 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17163 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17164 to tmake_file for i[34567]86-*-cygwin*.
17166 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17169 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17170 (altivec_categorize_keyword, init_vector_keywords,
17171 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17174 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17176 * tree.c (handle_dll_attribute): Check if node is
17177 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17179 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17181 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17183 (thumb2_zero_extendqidi2): Likewise.
17185 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17187 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17188 instead of gen_movrt.
17189 * config/sh/sh.md (movrt): Remove.
17191 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17193 * doc/invoke.texi (IA-64 Options):
17194 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17195 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17196 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17197 -msched-prefer-non-control-spec-insns,
17198 -msched-stop-bits-after-every-cycle,
17199 -msched-count-spec-in-critical-path,
17200 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17201 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17202 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17203 and -msched-spec-verbose.
17205 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17207 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17208 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17210 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17212 2009-05-28 Richard Guenther <rguenther@suse.de>
17214 * tree-ssa-alias.c (ao_ref_init): New function.
17215 (ao_ref_base): Likewise.
17216 (ao_ref_base_alias_set): Likewise.
17217 (ao_ref_alias_set): Likewise.
17218 (refs_may_alias_p_1): Change signature.
17219 (refs_may_alias_p): Adjust.
17220 (refs_anti_dependent_p): Likewise.
17221 (refs_output_dependent_p): Likewise.
17222 (call_may_clobber_ref_p_1): Change signature.
17223 (call_may_clobber_ref_p): Adjust.
17224 (stmt_may_clobber_ref_p_1): New function split out from ...
17225 (stmt_may_clobber_ref_p): ... here.
17226 (maybe_skip_until): Adjust signature.
17227 (get_continuation_for_phi): Likewise.
17228 (walk_non_aliased_vuses): Likewise.
17229 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17230 (ao_ref_init): Declare.
17231 (ao_ref_base): Likewise.
17232 (ao_ref_alias_set): Likewise.
17233 (stmt_may_clobber_ref_p_1): Likewise.
17234 (walk_non_aliased_vuses): Adjust.
17235 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17236 (get_ref_from_reference_ops): remove.
17237 (vn_reference_lookup_2): Adjust signature.
17238 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17239 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17240 (vn_reference_lookup): Adjust.
17241 (vn_reference_insert): Likewise.
17242 (vn_reference_insert_pieces): Adjust signature.
17243 (visit_reference_op_call): Adjust.
17244 * tree-ssa-pre.c (get_expr_type): Simplify.
17245 (phi_translate_1): Adjust.
17246 (compute_avail): Likewise.
17247 (translate_vuse_through_block): Do not re-build trees.
17248 (value_dies_in_block_x): Likewise.
17249 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17251 (vn_reference_lookup_pieces): Adjust declaration.
17252 (vn_reference_insert_pieces): Likewise.
17254 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17256 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17257 with checking disabled.
17259 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17263 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17264 macro definition for support of three-operand format aligned
17265 .comm directive in assembler on cygwin/pe/mingw target OS.
17266 * configure: Regenerate.
17267 * config.h: Regenerate.
17269 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17270 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17271 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17273 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17274 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17276 2009-05-28 Ira Rosen <irar@il.ibm.com>
17278 PR tree-optimization/40254
17279 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17280 in analysis of basic blocks.
17282 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17284 PR middle-end/33699
17285 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17286 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17287 (TARGET_INITIALIZER): Use it.
17288 * cse.c (CHEAPER): Move it up to the other macros.
17289 (insert): Rename this ...
17290 (insert_with_costs): ... to this. Add cost parameters. Update
17292 (insert): New function. Call insert_with_costs.
17293 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17294 find_reg_offset_for_const, try_const_anchors): New functions.
17295 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17296 when using a const-anchor. Call insert_const_anchors.
17297 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17298 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17300 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17302 * tree-inline.c (remap_decls): Enable nonlocalized variables
17303 when not optimizing.
17305 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17307 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17308 Simplify other tests involving optimize.
17310 2009-05-27 Tom Tromey <tromey@redhat.com>
17312 * unwind-dw2.c (_Unwind_DebugHook): New function.
17313 (uw_install_context): Call _Unwind_DebugHook.
17315 2009-05-27 Tom Tromey <tromey@redhat.com>
17317 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17319 2009-05-27 Ian Lance Taylor <iant@google.com>
17321 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17322 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17323 (ALL_LINKERFLAGS): Define.
17324 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17325 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17326 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17327 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17328 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17329 $(LINKER_FOR_BUILD).
17330 (build/gcov-iov$(build_exeext)): Likewise.
17332 2009-05-27 Julian Brown <julian@codesourcery.com>
17334 * gcse.c (target.h): Include.
17335 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17336 copy of argument to a pseudo register.
17338 2009-05-27 Diego Novillo <dnovillo@google.com>
17340 * tree-ssa-live.c (dump_scope_block): Document arguments.
17341 (dump_scope_blocks): Document.
17342 (debug_scope_blocks): New.
17343 * tree-flow.h (debug_scope_blocks): Declare.
17345 2009-05-21 Denis Chertykov <denisc@overta.ru>
17347 * doc/contrib.texi (Contributors): Add myself to the list.
17349 2009-05-27 Olivier Hainque <hainque@adacore.com>
17351 * expr.c (target_align): New function. Alignment the TARGET of an
17352 assignment may be assume to have.
17353 (highest_pow2_factor_for_target): Use it instead of relying on
17354 immediate tree attributes of TARGET, not necessarily honored when
17355 intermediate bitfields are involved.
17357 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17360 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17361 AVX, SSE4, AES, PCLMUL and POPCNT.
17363 2009-05-27 Diego Novillo <dnovillo@google.com>
17365 * tree-pretty-print.c (dump_location): New.
17366 (dump_generic_node): Call it.
17367 Factor code to handle BLOCK nodes ...
17368 (dump_block_node): ... here.
17370 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17372 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17374 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17376 * gcc-plugin.h: Include config.h and system.h.
17377 (IN_GCC): Define if not defined.
17379 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17381 PR middle-end/40249
17382 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17385 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17387 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17389 * config/m32r/m32r.h: Ditto.
17390 * config/m32r/m32r.md: Ditto.
17391 * config/m32r/predicates.md: Ditto.
17393 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17395 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17397 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17400 (Loading plugins): typo.
17401 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17402 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17403 (Interacting with the GCC Garbage Collector): Added new section.
17404 (Giving information about a plugin): Added new section for
17406 * ggc.h (ggc_register_root_tab): Added declaration.
17407 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17408 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17409 (register_callback): Improved comment in declaration.
17410 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17411 (extra_root_vec) Added static variable for dynamic roots registration.
17412 (ggc_register_root_tab) Added new routine.
17413 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17414 PLUGIN_GGC_MARKING event.
17415 * ggc-zone.c: Include plugin.h.
17416 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17417 * ggc-page.c: Include plugin.h.
17418 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17419 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17420 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17421 (register_callback): check lack of callbacks for
17422 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17423 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17424 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17425 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17426 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17427 dependency on plugin.h.
17428 (plugin.o): Added dependency on ggc.h...
17430 2009-05-26 Richard Guenther <rguenther@suse.de>
17432 PR middle-end/40248
17434 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17435 with mismatched comparison modes.
17437 * expr.c (expand_expr_real_1): Expand the operand of a
17438 VIEW_CONVERT_EXPR in its natural mode.
17440 2009-05-26 Ian Lance Taylor <iant@google.com>
17442 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17443 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17444 (ALL_COMPILERFLAGS): Define.
17445 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17446 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17447 (collect2$(exeext), collect2.o): Likewise.
17448 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17449 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17450 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17451 (libbackend.o, intl.o, cppdefault.o): Likewise.
17452 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17453 (build/%.o): Use $(COMPILER_FOR_BUILD).
17454 (build/gen%$(build_exeext)): Likewise.
17455 (build/gcov-iov$(build_exeext)): LIkewise.
17456 * config/t-darwin (darwin.o): Use $(COMPILER).
17457 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17458 * config/t-sol2 (sol2-c.o): Likewise.
17459 (sol2.o): Likewise.
17460 * config/t-vxworks (vxworks.o): Likewise.
17461 * config/x-darwin (host-darwin.o): Likewise.
17462 * config/x-hpux (host-hpux.o): Likewise.
17463 * config/x-linux (host-linux.o): Likewise.
17464 * config/x-solaris (host-solaris.o): Likewise.
17465 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17466 * config/arm/t-arm (arm-c.o): Likewise.
17467 * config/arm/t-pe (pe.o): Likewise.
17468 * config/arm/t-wince-pe (pe.o): Likewise.
17469 * config/i386/t-cygming (winnt.o): Likewise.
17470 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17471 * config/i386/t-cygwin (cygwin1.o): Likewise.
17472 (cygwin2.o): Likewise.
17473 * config/i386/t-i386 (i386-c.o): Likewise.
17474 * config/i386/t-interix (winnt.o): Likewise.
17475 * config/i386/t-netware (netware.o): Likewise.
17476 * config/i386/t-nwld (nwld.o): Likewise.
17477 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17478 * config/i386/x-i386 (driver-i386.o): Likewise.
17479 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17480 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17481 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17482 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17483 * config/mips/x-native (driver-native.o): Likewise.
17484 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17485 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17486 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17487 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17488 * config/score/t-score-elf (score7.o): Likewise.
17489 (score3.o): Likewise.
17490 * config/sh/t-sh (sh-c.o): Likewise.
17491 * config/sh/t-symbian (sh-c.o): Likewise.
17492 (symbian.o): Likewise.
17493 * config/spu/t-spu-elf (spu-c.o): Likewise.
17494 * config/v850/t-v850 (v850-c.o): Likewise.
17495 * config/v850/t-v850e (v850-c.o): Likewise.
17497 2009-05-26 Richard Guenther <rguenther@suse.de>
17499 PR tree-optimization/40122
17500 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17501 VECTOR_CSTs if possible.
17502 (fold_gimple_assign): Likewise.
17504 2009-05-26 Richard Guenther <rguenther@suse.de>
17506 PR middle-end/40252
17507 * fold-const.c (fold_binary): Use the correct types for building
17510 2009-05-26 Richard Guenther <rguenther@suse.de>
17512 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17513 redundant calls to merge_alias_info.
17514 (bump_vector_ptr): Likewise.
17515 * tree-ssa-copy.c (merge_alias_info): Remove.
17516 (replace_exp_1): Remove call to merge_alias_info.
17517 (propagate_tree_value): Likewise.
17518 (fini_copy_prop): Propagate points-to info.
17519 * tree-flow.h (merge_alias_info): Remove.
17521 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17523 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17525 2009-05-25 Jan Hubicka <jh@suse.cz>
17527 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17528 * cgraph.h (struct inline_summary): New filed self_wize,
17529 size_inlining_benefit, self_time and time_inlining_benefit.
17530 (struct cgraph_global_info): Replace insns by time ans size fields.
17531 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17532 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17533 (ipcp_update_callgraph): Do not touch function bodies.
17534 * ipa-inline.c: Include except.h
17535 (MAX_TIME): New constant.
17536 (overall_insns): Remove.
17537 (leaf_node_p): New.
17538 (overall_size, max_benefit): New static variables.
17539 (cgraph_estimate_time_after_inlining): New function.
17540 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17541 (cgraph_clone_inlined_nodes): Update size.
17542 (cgraph_mark_inline_edge): Update size.
17543 (cgraph_estimate_growth): Use size info.
17544 (cgraph_check_inline_limits): Check size.
17545 (cgraph_default_inline_p): Likewise.
17546 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17547 (cgraph_decide_recursive_inlining): Check size.
17548 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17550 (cgraph_decide_inlining): Likewise.
17551 (cgraph_decide_inlining_incrementally): Likewise; honor
17552 PARAM_EARLY_INLINING_INSNS.
17553 (likely_eliminated_by_inlining_p): New predicate.
17554 (estimate_function_body_sizes): New function.
17555 (compute_inline_parameters): Use it.
17556 * except.c (must_not_throw_labels): New function.
17557 * except.h (must_not_throw_labels): Declare.
17558 * tree-inline.c (init_inline_once): Kill inlining_weigths
17559 * tree-ssa-structalias.c: Avoid uninitialized warning.
17560 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17561 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17562 (PARAM_INLINE_CALL_COST): Remove.
17563 (PARAM_EARLY_INLINING_INSNS): New.
17565 2009-05-25 Richard Guenther <rguenther@suse.de>
17567 PR tree-optimization/36327
17568 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17569 callback for reference translation or lookup at the point of may-defs.
17570 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17571 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17572 for union COMPONENT_REFs.
17573 (vn_reference_lookup_3): New callback. Lookup from memset
17574 and CONSTRUCTOR assignment, translate through struct copies.
17575 (vn_reference_lookup_pieces): Make sure to not free the
17576 passed operands array. Adjust walk_non_aliased_vuses call.
17577 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17578 make sure we do not leak memory.
17580 2009-05-25 Richard Guenther <rguenther@suse.de>
17582 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17583 * tree-inline.c (expand_call_inline): Reset the escaped and
17584 callused solutions.
17585 * tree-ssa-structalias.c (pass_build_ealias): New.
17586 * tree-pass.h (pass_build_ealias): Declare.
17587 * passes.c (init_optimization_passes): Add PTA during
17588 early optimizations.
17589 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17590 and CALLUSED solutions.
17591 (dump_points_to_solution): New function, split out from ...
17592 (dump_points_to_info_for): ... here.
17593 * tree-parloops.c (parallelize_loops): Reset the escaped and
17594 callused solutions.
17596 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17599 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17600 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17602 2009-05-25 Ira Rosen <irar@il.ibm.com>
17604 PR tree-optimization/40238
17605 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17606 statements after basic block's labels.
17607 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17608 to free the allocated memory.
17610 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17612 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17613 return address with a USE.
17615 2009-05-24 Richard Guenther <rguenther@suse.de>
17617 PR middle-end/40233
17618 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17619 array type from the main variant of the inner type.
17621 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17623 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17624 definition to bool (from int) to un-break build.
17625 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17627 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17629 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17630 discard_stmt_changes): Delete.
17631 * tree-ssa-operands.c (scb_stack): Delete.
17632 (init_ssa_operands): Do not initialize it.
17633 (fini_ssa_operands): Do not free it.
17634 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17636 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17637 update_stmt, remove the others. Fix comments.
17638 * tree-dfa.c (optimize_stack_restore): Likewise.
17639 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17640 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17641 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17642 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17644 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17645 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17646 (dom_opt_finalize_block): Likewise, adjusting access to
17648 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17649 (stmts_to_rescan): Change item type to gimple.
17650 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17652 2009-05-24 Ira Rosen <irar@il.ibm.com>
17654 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17655 * tree-pass.h (pass_slp_vectorize): New pass.
17656 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17657 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17658 * tree-vectorizer.c (timevar.h): Include.
17659 (user_vect_verbosity_level): Declare.
17660 (vect_location): Fix comment.
17661 (vect_set_verbosity_level): Update user_vect_verbosity_level
17662 instead of vect_verbosity_level.
17663 (vect_set_dump_settings): Add an argument. Ignore user defined
17664 verbosity if dump flags require higher level of verbosity. Print to
17665 stderr only for loop vectorization.
17666 (vectorize_loops): Update call to vect_set_dump_settings.
17667 (execute_vect_slp): New function.
17668 (gate_vect_slp): Likewise.
17669 (struct gimple_opt_pass pass_slp_vectorize): New.
17670 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17671 access its members.
17672 (vec_info_for_bb): New function.
17673 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17674 (VECTORIZATION_ENABLED): New macro.
17675 (SLP_ENABLED, SLP_DISABLED): Likewise.
17676 (vect_is_simple_use): Add bb_vec_info argument.
17677 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17678 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17679 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17680 vect_schedule_slp, vect_analyze_slp): Likewise.
17681 (vect_analyze_stmt): Add slp_tree argument.
17682 (find_bb_location): Declare.
17683 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17684 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17685 (vect_analyze_loop_operations, vect_analyze_loop,
17686 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17687 vect_finalize_reduction, vectorizable_reduction,
17688 vectorizable_live_operation, vect_transform_loop): Likewise.
17689 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17690 skip evolution analysis if analyzing a basic block.
17691 (dr_analyze_indices): Likewise.
17692 (initialize_data_dependence_relation): Skip the test whether the
17693 object is invariant for basic blocks.
17694 (compute_all_dependences): Skip dependence analysis for data
17695 references in basic blocks.
17696 (find_data_references_in_stmt): Don't fail in case of invariant
17697 access in basic block.
17698 (find_data_references_in_bb): New function.
17699 (find_data_references_in_loop): Move code to
17700 find_data_references_in_bb and add a call to it.
17701 (compute_data_dependences_for_bb): New function.
17702 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17703 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17705 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17706 unknown dependence in basic block and fail in case of dependence in
17708 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17709 dependence instances from either loop or basic block vectorization
17711 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17712 before calling nested_in_vect_loop_p.
17713 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17714 dependence instances from either loop or basic block vectorization
17716 (vect_verify_datarefs_alignment): Likewise.
17717 (vect_enhance_data_refs_alignment): Adjust function calls.
17718 (vect_analyze_data_refs_alignment): Likewise.
17719 (vect_analyze_group_access): Fix printing. Skip different checks if
17720 DR_STEP is 0. Keep strided stores either in loop or basic block
17721 vectorization data structure. Fix indentation.
17722 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17724 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17725 dependence instances from either loop or basic block vectorization
17727 (vect_analyze_data_refs): Update comment. Call
17728 compute_data_dependences_for_bb to analyze basic blocks.
17729 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17730 case of loop vectorization. In case of basic block vectorization use
17731 data-ref itself as a base.
17732 (vect_create_data_ref_ptr): In case of basic block vectorization:
17733 don't advance the pointer, add new statements before the current
17734 statement. Adjust function calls.
17735 (vect_supportable_dr_alignment): Support only aligned accesses in
17736 basic block vectorization.
17737 * common.opt (ftree-slp-vectorize): New flag.
17738 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17739 (vect_pattern_recog_1): Likewise.
17740 * tree-vect-stmts.c (process_use): Likewise.
17741 (vect_init_vector): Add new statements in the beginning of the basic
17742 block in case of basic block SLP.
17743 (vect_get_vec_def_for_operand): Adjust function calls.
17744 (vect_finish_stmt_generation): Likewise.
17745 (vectorizable_call): Add assert that it is loop vectorization, adjust
17747 (vectorizable_conversion, vectorizable_assignment): Likewise.
17748 (vectorizable_operation): In case of basic block SLP, take
17749 vectorization factor from statement's type and skip the relevance
17750 check. Adjust function calls.
17751 (vectorizable_type_demotion): Add assert that it is loop
17752 vectorization, adjust function calls.
17753 (vectorizable_type_promotion): Likewise.
17754 (vectorizable_store): Check for outer loop only in case of loop
17755 vectorization. Adjust function calls. For basic blocks, skip the
17756 relevance check and don't advance pointers.
17757 (vectorizable_load): Likewise.
17758 (vectorizable_condition): Add assert that it is loop vectorization,
17759 adjust function calls.
17760 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17761 that it is not reduction, get vector type, call only supported
17762 functions, skip loop specific parts.
17763 (vect_transform_stmt): Check for outer loop only in case of loop
17765 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17766 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17767 for external definition.
17768 * passes.c (pass_slp_vectorize): New pass.
17769 * tree-vect-slp.c (find_bb_location): New function.
17770 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17771 check for patterns only in loops.
17772 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17773 case of multiple types in basic block SLP.
17774 (vect_mark_slp_stmts_relevant): New function.
17775 (vect_supported_load_permutation_p): Fix comment.
17776 (vect_analyze_slp_instance): Add argument. In case of basic block
17777 SLP, take vectorization factor from statement's type, check that
17778 unrolling factor is 1. Adjust function call. Save SLP instance in
17779 either loop or basic block vectorization structure. Return FALSE,
17781 (vect_analyze_slp): Add argument. Get strided stores groups from
17782 either loop or basic block vectorization structure. Return FALSE
17783 if basic block SLP failed.
17784 (new_bb_vec_info): New function.
17785 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17786 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17787 (vect_schedule_slp): Add argument. Get SLP instances from either
17788 loop or basic block vectorization structure. Set vectorization factor
17789 to be 1 for basic block SLP.
17790 (vect_slp_transform_bb): New function.
17791 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17793 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17795 * final.c (shorten_branches): Do not align labels for jump tables.
17796 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17798 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17800 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17801 Remove outdated reference to flow.c and fix nits.
17802 * doc/gccint.texi: Tweak RTL description.
17803 * doc/rtl.texi: Likewise.
17805 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17807 * config/avr/avr.c: Change my email address.
17808 * config/avr/avr.h: Likewise.
17809 * config/avr/avr.md: Likewise.
17810 * config/avr/avr-protos.h: Likewise.
17811 * config/avr/libgcc.S: Likewise.
17813 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17815 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17816 (spu_split_load, spu_split_store): Change return type to int.
17817 (spu_split_convert): Declare.
17818 * config/spu/predicates.md (spu_mem_operand): Remove.
17819 (spu_mov_operand): Update.
17820 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17821 * config/spu/spu.c (regno_aligned_for_load): Remove.
17822 (reg_aligned_for_addr, spu_expand_load): Define.
17823 (spu_expand_extv): Reimplement and handle MEM.
17824 (spu_expand_insv): Handle MEM.
17825 (spu_sched_reorder): Handle insn's with length 0.
17826 (spu_legitimate_address_p): Reimplement.
17827 (store_with_one_insn_p): Return TRUE for any mode with size
17828 larger than 16 bytes.
17829 (address_needs_split): Define.
17830 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17832 (spu_convert_move): Define.
17833 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17834 (spu_split_store): Change all MEM's to TImode.
17835 (spu_init_expanders): Preallocate registers that correspond to
17836 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17838 (spu_split_convert): Define.
17839 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17840 (_move<mode>, _movdi, _movti): Update predicate and condition.
17841 (load, store): Change to define_split.
17842 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17844 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17845 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17846 define_insn_and_split of lshr<mode>3.
17847 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17848 (<v>ashr<mode>3_imm): Define.
17849 (extv, extzv, insv): Allow MEM operands.
17850 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17851 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17852 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17853 (_spu_convert2): Change to define_insn_and_split and remove the
17854 corresponding define_peephole2.
17855 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17856 Change predicates to memory_operand.
17858 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17860 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17862 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17864 PR tree-optimization/40219
17865 * tree.c (iterative_hash_expr): Make sure the builtin function is
17866 a normal builtin function and not a front end or back end builtin
17867 before indexing into the built_in_decls array.
17869 2009-05-22 Richard Guenther <rguenther@suse.de>
17871 PR middle-end/38964
17872 * alias.c (write_dependence_p): Do not use TBAA for answering
17873 anti-dependence or output-dependence.
17874 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17875 (emit_pointer_definition): Remove.
17876 (emit_alias_warning): Likewise.
17877 (find_what_var_points_to): Remove TBAA pruning code.
17878 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17880 (compute_points_to_sets): Remove code computing the set of
17881 dereferenced pointers.
17882 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17883 oracle for querying anti and output dependencies.
17884 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17885 if TBAA may be applied.
17886 (refs_anti_dependent_p): New function.
17887 (refs_output_dependent_p): Likewise.
17888 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17889 (refs_output_dependent_p): Likewise.
17890 * doc/tree-ssa.texi (Memory model): New section.
17891 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17892 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17893 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17894 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17895 * expr.c (expand_expr_real_1): Likewise.
17896 * gimple-low.c (lower_stmt): Likewise.
17897 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17898 (dump_gimple_cdt): Remove.
17899 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17900 (gimple_size): Likewise.
17901 (walk_gimple_op): Likewise.
17902 (is_gimple_stmt): Likewise.
17903 (walk_stmt_load_store_addr_ops): Likewise.
17904 (gimple_build_cdt): Remove.
17905 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17906 * gimple.h (gimple_cdt_new_type): Remove.
17907 (gimple_cdt_new_type_ptr): Likewise.
17908 (gimple_cdt_set_new_type): Likewise.
17909 (gimple_cdt_location): Likewise.
17910 (gimple_cdt_location_ptr): Likewise.
17911 (gimple_cdt_set_location): Likewise.
17912 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17913 * tree-cfg.c (remove_useless_stmts_1): Do not handle
17914 GIMPLE_CHANGE_DYNAMIC_TYPE.
17915 (verify_types_in_gimple_stmt): Likewise.
17916 * tree-inline.c (estimate_num_insns): Likewise.
17917 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
17918 (copy_decl_to_var): Likewise.
17919 (copy_result_decl_to_var): Likewise.
17920 * tree-pretty-print.c (dump_generic_node): Do not handle
17921 CHANGE_DYNAMIC_TYPE_EXPR.
17922 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17923 * tree-ssa-operands.c (get_expr_operands): Likewise.
17924 * tree-ssa-structalias.c (struct variable_info): Remove
17925 no_tbaa_pruning member.
17926 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
17927 (unify_nodes): Do not copy it.
17928 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17929 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
17930 (set_uids_in_ptset): Do not check it.
17931 (find_what_var_points_to): Likewise.
17932 (compute_tbaa_pruning): Remove.
17933 (compute_points_to_sets): Do not call it.
17934 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17935 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17936 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
17937 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
17938 (DECL_NO_TBAA_P): Likewise.
17939 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
17940 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
17941 (expand_omp_atomic_pipeline): Do not set it.
17942 * print-tree.c (print_node): Do not dump it.
17943 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17946 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
17949 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
17952 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17954 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
17957 2009-05-22 Ben Elliston <bje@au.ibm.com>
17959 * Makefile.in (bversion.h, s-bversion): New targets.
17960 (TOPLEV_H): Add bversion.h.
17961 * toplev.h: Include "bversion.h".
17962 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
17963 the __format__ attribute only if compiling with the same version
17964 of GCC as the sources (the "build version").
17966 2009-05-22 Ben Elliston <bje@au.ibm.com>
17968 * c-format.c (handle_format_attribute): Fix comment typo.
17970 2009-05-21 Steve Ellcey <sje@cup.hp.com>
17973 * config/ia64/ia64.opt (mfused-madd): New.
17974 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
17975 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
17976 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
17977 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
17978 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
17979 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
17980 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
17981 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
17982 instruction if !TARGET_FUSED_MADD.
17983 (fpma, fpms): Remove colon from name.
17985 2009-05-22 Richard Guenther <rguenther@suse.de>
17987 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
17988 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
17989 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17991 (create_expression_by_pieces): Only convert if necessary.
17992 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
17993 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
17995 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
17997 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
17998 regular pattern from a template and rename it ...
17999 (*extzv_truncsi_exts): ... to this.
18001 2009-05-21 Richard Guenther <rguenther@suse.de>
18003 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18004 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18005 (cgraph_default_inline_p): Likewise.
18006 (cgraph_decide_inlining_incrementally): Likewise.
18008 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18009 Uros Bizjak <ubizjak@gmail.com>
18011 * config/i386/cpuid.h (bit_MOVBE): New.
18013 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18015 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18016 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18017 (ix86_handle_option): Handle OPT_mmovbe.
18018 (ix86_target_string): Add -mmovbe.
18019 (pta_flags): Add PTA_MOVBE.
18020 (processor_alias_table): Add PTA_MOVBE to "atom".
18021 (override_options): Handle PTA_MOVBE.
18023 * config/i386/i386.h (TARGET_MOVBE): New.
18025 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18026 (*bswapsi_movbe): New.
18027 (*bswapdi_movbe): Likewise.
18028 (bswapdi2): Renamed to ...
18029 (*bswapdi_1): This.
18030 (bswapdi2): New expander.
18032 * config/i386/i386.opt (mmovbe): New.
18034 * doc/invoke.texi: Document -mmovbe.
18036 2009-05-21 Taras Glek <tglek@mozilla.com>
18038 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18039 * gcc-plugin.h (plugin_init): Updated signature.
18040 * gcc-plugin.h (plugin_name_args): Moved to this header.
18041 * doc/plugins.texi (plugin_init): Updated documention to reflect
18043 * doc/plugins.texi (plugin_name_args): Added to documention.
18045 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18047 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18048 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18050 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18052 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18053 JUMP_TABLE_DATA_P predicates where applicable.
18054 * config/i386/predicates.md: Ditto.
18055 * config/i386/sse.md: Ditto.
18057 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18059 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18060 operand2 -128 override length_immediate attribute to 1.
18061 * config/i386/predicates.md (constm128_operand): New predicate.
18063 * config/i386/i386.c (memory_address_length): Handle %r12
18064 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18066 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18067 mode look through optional ZERO_EXTEND and SUBREG.
18068 * config/i386/i386.md (R12_REG): New define_constant.
18069 (prefix_data16): For sse unit set also for MODE_TI insns.
18070 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18071 insns set if operand 1 is ext_QIreg_operand.
18072 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18073 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18075 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18076 mode from MODE_DI to MODE_SI.
18077 (movdi_1_rex64): Override modrm and length_immediate attributes
18078 only for movabs (TYPE_IMOV, alternative 2).
18079 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18080 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18081 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18082 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18083 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18084 prefix_rex attribute if DImode.
18085 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18086 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18087 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18088 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18089 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18090 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18091 Likewise. For TYPE_IMOV clear length_immediate attribute.
18092 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18093 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18094 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18095 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18096 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18097 or one operand TYPE_ISHIFT.
18098 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18099 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18100 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18101 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18102 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18103 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18104 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18105 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18106 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18107 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18108 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18109 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18110 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18111 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18112 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18113 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18114 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18115 set mode attribute, don't override length attribute.
18116 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18118 (return_internal_long): Set length attribute to 2 instead of 1.
18119 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18120 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18121 prefix_rex attribute.
18122 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18124 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18126 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18128 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18130 2009-05-20 Ian Lance Taylor <iant@google.com>
18132 * tree.c (build_tree_list_vec_stat): New function.
18133 (ctor_to_vec): New function.
18134 (build_nt_call_vec): New function.
18135 (build_call_array): Change args to be a const pointer.
18136 (build_call_vec): New function.
18137 * tree.h (build_nt_call_vec): Declare.
18138 (build_tree_list_vec_stat): Declare.
18139 (build_tree_list_vec): Define.
18140 (build_call_array): Update declaration.
18141 (build_call_vec): Declare.
18142 (ctor_to_vec): Declare.
18143 * c-common.c (tree_vector_cache): New static variable.
18144 (make_tree_vector): New function.
18145 (release_tree_vector): New function.
18146 (make_tree_vector_single): New function.
18147 (make_tree_vector_copy): New function.
18148 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18149 (make_tree_vector_single, make_tree_vector_copy): Declare.
18150 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18151 (c_parser_expr_list): Don't manage cache here, instead call
18153 (c_parser_release_expr_list): Remove static function.
18154 (c_parser_vec_to_tree_list): Remove static function.
18155 (c_parser_attributes): Call build_tree_list_vec instead of
18156 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18157 c_parser_release_expr_list.
18158 (c_parser_postfix_expression_after_primary): Likewise.
18159 (c_parser_objc_keywordexpr): Likewise.
18161 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18163 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18164 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18165 TARGET_CONVERT_TO_TYPE.
18166 * hooks.c (hook_tree_const_tree_null): Define.
18167 * hooks.h (hook_tree_const_tree_null): Declare.
18168 * target.h (struct gcc_target): Add invalid_parameter_type,
18169 invalid_return_type, promoted_type, and convert_to_type fields.
18170 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18171 (TARGET_INVALID_RETURN_TYPE): Define.
18172 (TARGET_PROMOTED_TYPE): Define.
18173 (TARGET_CONVERT_TO_TYPE): Define.
18174 (TARGET_INITIALIZER): Update for new fields.
18175 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18176 (grokparms): Check targetm.invalid_parameter_type.
18177 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18178 * c-convert.c (convert): Check targetm.convert_to_type.
18180 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18182 * config/mips/mips.md (*extenddi_truncate<mode>,
18183 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18185 (*extendhi_truncateqi): New define_insn_and_sptit.
18187 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18189 PR middle-end/40204
18190 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18191 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18193 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18195 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18196 the operand of VIEW_CONVERT_EXPR.
18198 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18200 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18201 extended family and model for Intel processors. Support Intel Atom.
18203 2009-05-20 Olivier Hainque <hainque@adacore.com>
18205 * gstab.h (stab_code_type): Define, to be used instead of the
18206 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18208 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18209 occurrences by stab_code_type.
18210 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18212 2009-05-20 Martin Jambor <mjambor@suse.cz>
18214 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18215 (sra_insert_before): Likewise.
18216 (sra_insert_after): Likewise.
18217 (sra_init_cache): Likewise.
18218 (sra_type_can_be_decomposed_p): Likewise.
18219 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18220 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18221 (sra_insert_before): Likewise.
18222 (sra_insert_after): Likewise.
18223 (sra_init_cache): Likewise.
18224 (insert_edge_copies_seq): Made static and moved upwards.
18226 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18229 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18231 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18232 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18235 2009-05-20 Richard Guenther <rguenther@suse.de>
18237 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18238 with mismatched comparison modes.
18240 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18242 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18243 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18244 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18245 with shifts for Thumb2.
18246 (orsi_notsi): New for orn.
18247 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18248 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18249 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18250 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18251 Don't invert remainder for IOR.
18253 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18255 PR tree-optimization/40087
18256 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18257 number_of_iterations_ne): Rename never_infinite argument.
18258 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18259 number_of_iterations_le): Handle pointer-type ivs when
18260 exit_must_be_taken is false.
18261 (number_of_iterations_cond): Do not always assume that
18262 exit_must_be_taken if the control variable is a pointer.
18264 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18266 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18267 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18269 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18271 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18272 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18274 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18277 * c.opt (Wlogical-op): Disabled by default.
18278 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18280 * doc/invoke.texi (Wlogical-op): Likewise.
18282 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18284 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18286 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18287 Propagate the type of the first operand.
18288 <ASSERT_EXPR>: Simplify.
18289 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18290 Rewrite using the RHS code as discriminant.
18291 <NOP_EXPR>: Turn into CASE_CONVERT.
18292 <PLUS_EXPR>: Propagate the type of the first operand.
18294 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18296 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18297 (ia64_dconst_0_375): New.
18298 * config/ia64/ia64.c (ia64_override_options): Remove
18299 -minline-sqrt-min-latency warning.
18300 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18301 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18302 * config/ia64/ia64.md (*sqrt_approx): Remove.
18303 (sqrtsf2): Remove #if 0.
18304 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18305 (sqrtdf): Remove assert.
18306 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18307 (sqrtxf2): Remove #if 0.
18308 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18309 * div.md (sqrt_approx_rf): New.
18310 (sqrtsf2_internal_thr): New implementation.
18311 (sqrtsf2_internal_lat): New.
18312 (sqrtdf2_internal_thr: New implementation.
18313 (sqrtxf2_internal): New implementation.
18315 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18316 Hans-Peter Nilsson <hp@axis.com>
18318 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18319 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18320 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18321 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18322 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18323 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18324 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18325 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18326 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18327 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18328 * c-common.c: ...from here.
18330 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18332 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18334 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18336 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18338 2009-05-19 Ben Elliston <bje@au.ibm.com>
18340 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18341 assignments with memcpy calls.
18342 (add_fdes): Likewise.
18343 (binary_search_unencoded_fdes): Likewise.
18344 (linear_search_fdes): Eliminate type puns.
18346 2009-05-19 Richard Guenther <rguenther@suse.de>
18348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18349 not falsely claim to have propagated into all uses.
18351 2009-05-19 Ben Elliston <bje@au.ibm.com>
18353 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18356 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18358 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18359 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18360 (TARGET_LEGITIMATE_ADDRESS_P): New.
18361 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18362 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18364 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18367 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18368 child of the containing namespace's DIE.
18370 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18372 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18373 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18374 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18377 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18380 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18381 gen_align with gen_pad.
18382 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18383 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18385 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18386 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18388 * config/i386/i386.md (align): Renamed to ...
18389 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18390 ASM_OUTPUT_MAX_SKIP_PAD.
18392 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18394 * config.gcc: Fix variable syntax.
18397 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18398 before calling exact_log2.
18399 (output_iorsi3): Likewise.
18400 (output_xorsi3): Likewise.
18402 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18404 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18405 for the none zero constant operand except for EQ and NE
18406 comprisons even when the first operand is R0.
18408 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18410 * config/s390/2064.md: Remove trailing whitespaces.
18411 * config/s390/2084.md: Likewise.
18412 * config/s390/constraints.md: Likewise.
18413 * config/s390/fixdfdi.h: Likewise.
18414 * config/s390/libgcc-glibc.ver: Likewise.
18415 * config/s390/s390-modes.def: Likewise.
18416 * config/s390/s390-protos.h: Likewise.
18417 * config/s390/s390.c: Likewise.
18418 * config/s390/s390.h: Likewise.
18419 * config/s390/s390.md: Likewise.
18420 * config/s390/tpf-unwind.h: Likewise.
18422 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18424 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18426 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18429 * configure.ac (m68k-*-*): Check if binutils support TLS.
18430 * configure: Regenerate.
18431 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18432 * config/m68k/constraints.md (Cu): New constraint.
18433 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18434 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18435 (movsi): Handle TLS symbols.
18436 (addsi3_5200): Handle XTLS symbols, indent.
18437 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18438 (m68k_tls_reference_p): Declare.
18439 (m68k_legitimize_address): Declare.
18440 (m68k_unwrap_symbol): Declare.
18441 * config/m68k/m68k.opt (mxtls): New option.
18442 * config/m68k/m68k.c (ggc.h): Include.
18443 (m68k_output_dwarf_dtprel): Implement hook.
18444 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18445 (m68k_expand_prologue): Load GOT pointer when function needs it.
18446 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18447 (m68k_legitimate_constant_address_p): Same.
18448 (m68k_decompose_address): Handle TLS references.
18449 (m68k_get_gp): New static function.
18450 (enum m68k_reloc): New contants.
18451 (TLS_RELOC_P): New macro.
18452 (m68k_wrap_symbol): New static function.
18453 (m68k_unwrap_symbol): New function.
18454 (m68k_final_prescan_insn_1): New static function.
18455 (m68k_final_prescan_insn): New function.
18456 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18458 (legitimize_pic_address): Handle TLS references..
18459 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18460 (m68k_libcall_value_in_a0_p)
18461 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18462 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18463 (m68k_legitimize_tls_address): Handle TLS references.
18464 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18466 (m68k_legitimize_address): Handle TLS symbols.
18467 (m68k_get_reloc_decoration): New static function.
18468 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18470 (m68k_output_dwarf_dtprel): Implement hook.
18471 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18472 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18473 m68k_call_* routines.
18474 (sched_attr_op_type): Handle TLS symbols.
18475 (gt-m68k.h): Include.
18476 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18477 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18479 2009-05-18 Martin Jambor <mjambor@suse.cz>
18481 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18482 (visit_store_addr_for_mod_analysis): New function.
18483 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18484 (determine_cst_member_ptr): Use gimple_assign_single_p.
18485 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18486 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18487 operands. Don't check number of operands of a NOP_EXPR.
18489 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18491 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18493 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18496 * c-common.c (warn_logical_operator): Don't warn if one of
18497 expression isn't always true or false.
18499 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18501 * config/i386/biarch32.h: New file.
18502 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18504 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18506 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18507 *zero_extend<mode>_truncqi): Merge these into ...
18508 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18509 Name the pattern following this as *zero_extendhi_truncqi.
18511 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18513 PR middle-end/39301
18514 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18515 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18516 (output_info): Make field HOST_WIDEST_INT.
18517 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18518 (dump_bitmat_statistics): Same.
18520 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18522 * config.gcc (use_gcc_stdint): Set to wrap.
18523 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18524 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18525 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18526 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18527 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18528 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18529 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18530 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18532 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18534 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18536 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18537 Move definitions earlier.
18538 (OPT_ARCH64, OPT_ARCH32): Define.
18539 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18542 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18545 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18548 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18550 * arm.md (movdi2): Copy non-reg values to DImode registers.
18552 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18555 * final.c (label_to_max_skip): New function.
18556 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18557 CODE_LABEL_NUMBER <= max_labelno.
18558 * output.h (label_to_max_skip): New prototype.
18559 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18560 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18561 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18562 Handle CODE_LABELs with >= 16 byte alignment or with
18563 max_skip == (1 << align) - 1.
18564 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18565 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18568 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18569 .p2align 3 if MAX_SKIP is smaller than 7.
18570 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18572 2009-05-15 Ian Lance Taylor <iant@google.com>
18574 * alias.c (struct alias_set_entry_d): Rename from struct
18575 alias_set_entry. Change all uses.
18576 * except.c (struct call_site_record_d): Rename from struct
18577 call_site_record. Change all uses.
18578 * except.h (struct eh_region_d): Rename from struct eh_region.
18580 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18582 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18583 ivtype_map_elt. Change all uses.
18584 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18586 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18587 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18589 (struct sese_d): Rename from struct sese. Change all uses.
18590 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18591 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18592 * optabs.h (struct optab_d): Rename from struct optab. Change all
18594 (struct convert_optab_d): Rename from struct convert_optab.
18596 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18597 ipa_opt_pass. Change all uses.
18598 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18601 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18602 defined as a typedef.
18603 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18606 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18609 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18611 (merge_ranges): Returns bool.
18612 * tree.h (make_range): .. to here.
18613 (build_range_check): Likewise.
18614 (merge_ranges): Likewise. Renamed from merge_ranges.
18615 * c-typeck.c (parser_build_binary_op): Update calls to
18616 warn_logical_operator.
18617 * c-common.c (warn_logical_operator): Add new warning.
18618 * c-common.h (warn_logical_operator): Update declaration.
18620 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18622 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18624 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18626 * doc/install.texi: Document MPC requirements, flags etc.
18628 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18629 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18630 Evaluate constant arguments.
18631 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18632 (fold_builtin_1): Likewise, also evaluate constant arguments.
18633 Remove superfluous break.
18634 (do_mpc_ckconv): New.
18635 * real.h: Include mpc.h.
18636 * toplev.c (print_version): Output MPC version info if available.
18638 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18640 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18642 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18644 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18647 2009-05-15 Jan Hubicka <jh@suse.cz>
18649 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18650 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18651 (try_inline): Fix return value.
18652 (cgraph_decide_inlining_incrementally): Honor new value.
18653 (cgraph_early_inlining): Handle indirect inlining.
18654 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18656 2009-05-15 Jan Hubicka <jh@suse.cz>
18658 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18659 * cgraphunit.c (cgraph_finalize_function): Set it.
18660 (cgraph_expand_function): Use it.
18662 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18664 * real.c (encode_ieee_half): Define.
18665 (decode_ieee_half): Define.
18666 (ieee_half_format): Define.
18667 (arm_half_format): Define.
18668 * real.h (ieee_half_format): Declare.
18669 (arm_half_format): Declare.
18671 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18673 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18674 swapped, and reversed optabs exist before trying to use them.
18676 2009-05-15 Paul Brook <paul@codesourcery.com>
18677 Sandra Loosemore <sandra@codesourcery.com>
18679 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18680 loads. Allow PRE_DEC.
18681 (output_move_neon): Handle PRE_DEC.
18682 (arm_print_operand): Add 'A' for neon structure loads.
18683 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18684 * config/arm/neon.md (neon_mov): Update comment.
18685 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18687 (Um): New constraint.
18689 2009-05-15 Jan Hubicka <jh@suse.cz>
18691 Revert the following patch until testsuite fallout is fixed:
18692 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18693 * cgraph.h (struct inline_summary): New filed self_wize,
18694 size_inlining_benefit, self_time and time_inlining_benefit.
18695 (struct cgraph_global_info): Replace insns by time ans size fields.
18696 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18697 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18698 (ipcp_update_callgraph): Do not touch function bodies.
18699 * ipa-inline.c: Include except.h
18700 (MAX_TIME): New constant.
18701 (overall_insns): Remove
18702 (overall_size, max_benefit): New static variables.
18703 (cgraph_estimate_time_after_inlining): New function.
18704 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18705 (cgraph_clone_inlined_nodes): Update size.
18706 (cgraph_mark_inline_edge): Update size.
18707 (cgraph_estimate_growth): Use size info.
18708 (cgraph_check_inline_limits): Check size.
18709 (cgraph_default_inline_p): Likewise.
18710 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18711 (cgraph_decide_recursive_inlining): Check size.
18712 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18714 (cgraph_decide_inlining): Likewise.
18715 (cgraph_decide_inlining_incrementally): Likewise; honor
18716 PARAM_EARLY_INLINING_INSNS.
18717 (likely_eliminated_by_inlining_p): New predicate.
18718 (estimate_function_body_sizes): New function.
18719 (compute_inline_parameters): Use it.
18720 * except.c (must_not_throw_labels): New function.
18721 * except.h (must_not_throw_labels): Declare.
18722 * tree-inline.c (init_inline_once): Kill inlining_weigths
18723 * tree-ssa-structalias.c: Avoid uninitialized warning.
18724 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18725 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18726 (PARAM_INLINE_CALL_COST): Remove.
18727 (PARAM_EARLY_INLINING_INSNS): New.
18729 2009-05-15 Richard Guenther <rguenther@suse.de>
18731 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18732 not TODO_update_ssa.
18734 2009-05-15 Richard Guenther <rguenther@suse.de>
18736 PR tree-optimization/39999
18737 * gimple.h (gimple_expr_type): Use the expression type looking
18738 through useless conversions.
18739 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18740 (vn_nary_op_insert_stmt): Likewise.
18741 (simplify_binary_expression): Likewise.
18743 2009-05-15 Richard Guenther <rguenther@suse.de>
18745 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18746 New options, enabled by default.
18747 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18749 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18750 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18751 * tree-ssa-structalias.c (gate_tree_pta): New function.
18752 (pass_build_alias): Use it.
18754 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18757 recurse on an invariant address if a conversion from a pointer
18758 type to a wider integer type is involved.
18760 2009-05-15 Jan Hubicka <jh@suse.cz>
18762 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18763 * cgraph.h (struct inline_summary): New filed self_wize,
18764 size_inlining_benefit, self_time and time_inlining_benefit.
18765 (struct cgraph_global_info): Replace insns by time ans size fields.
18766 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18767 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18768 (ipcp_update_callgraph): Do not touch function bodies.
18769 * ipa-inline.c: Include except.h
18770 (MAX_TIME): New constant.
18771 (overall_insns): Remove
18772 (overall_size, max_benefit): New static variables.
18773 (cgraph_estimate_time_after_inlining): New function.
18774 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18775 (cgraph_clone_inlined_nodes): Update size.
18776 (cgraph_mark_inline_edge): Update size.
18777 (cgraph_estimate_growth): Use size info.
18778 (cgraph_check_inline_limits): Check size.
18779 (cgraph_default_inline_p): Likewise.
18780 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18781 (cgraph_decide_recursive_inlining): Check size.
18782 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18784 (cgraph_decide_inlining): Likewise.
18785 (cgraph_decide_inlining_incrementally): Likewise; honor
18786 PARAM_EARLY_INLINING_INSNS.
18787 (likely_eliminated_by_inlining_p): New predicate.
18788 (estimate_function_body_sizes): New function.
18789 (compute_inline_parameters): Use it.
18790 * except.c (must_not_throw_labels): New function.
18791 * except.h (must_not_throw_labels): Declare.
18792 * tree-inline.c (init_inline_once): Kill inlining_weigths
18793 * tree-ssa-structalias.c: Avoid uninitialized warning.
18794 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18795 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18796 (PARAM_INLINE_CALL_COST): Remove.
18797 (PARAM_EARLY_INLINING_INSNS): New.
18798 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18799 (inline-call-cost): Remove.
18800 (early-inlining-insns): New.
18802 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18804 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18806 (print_int_cst_bounds_in_octal_p): Likewise.
18807 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18809 * dwarf2out.c (base_type_die): Likewise.
18810 (is_subrange_type): Delete.
18811 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18812 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18813 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18814 if the destination type is boolean.
18815 (build_range_check): Do not special-case subtypes.
18816 (fold_sign_changed_comparison): Likewise.
18817 (fold_unary): Likewise.
18818 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18819 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18820 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18821 * tree.c (subrange_type_for_debug_p): New predicate based on the
18822 former is_subrange_type.
18823 * tree.h (subrange_type_for_debug_p): Declare.
18824 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18825 (convert_affine_scev): Remove call to above function.
18826 (chrec_convert_aggressive): Likewise.
18827 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18828 false for conversions involving subtypes.
18829 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18830 (vrp_val_min): Likewise.
18831 (needs_overflow_infinity): Likewise.
18832 (extract_range_from_unary_expr): Likewise.
18834 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18836 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18837 * config/frv/frv.c: Likewise.
18838 * config/s390/s390.c: Likewise.
18839 * config/sparc/sparc.h: Likewise.
18840 * config/i386/i386.h: Likewise.
18841 * config/i386/i386.c: Likewise.
18842 * config/crx/crx.c: Likewise.
18843 * config/m68hc11/m68hc11.h: Likewise.
18844 * config/iq2000/iq2000.c: Likewise.
18845 * config/mn10300/mn10300.h: Likewise.
18846 * config/mn10300/mn10300.c: Likewise.
18847 * config/m68k/m68k.c: Likewise.
18848 * config/rs6000/rs6000.c: Likewise.
18849 * config/rs6000/xcoff.h: Likewise.
18850 * config/rs6000/linux64.h: Likewise.
18851 * config/rs6000/sysv4.h: Likewise.
18852 * config/score/score3.c: Likewise.
18853 * config/score/score7.c: Likewise.
18854 * config/score/score.c: Likewise.
18855 * config/arm/arm.md: Likewise.
18856 * config/mips/mips.c: Likewise.
18857 * config/mips/mips.md: Likewise.
18858 * config/bfin/bfin.h: Likewise.
18859 * config/pa/pa.c: Likewise.
18860 * config/pa/constraints.md: Likewise.
18862 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18863 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18864 * config/pdp11/pdp11.h: Use memory_address_p instead.
18866 2009-05-14 Ian Lance Taylor <iant@google.com>
18868 * passes.c (finish_optimization_passes): Change i to int.
18869 * plugin.c (plugins_active_p): Change event to int.
18870 (dump_active_plugins): Likewise.
18871 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18873 * tree.c (tree_range_check_failed): Change c to unsigned int.
18874 (omp_clause_range_check_failed): Likewise.
18875 (build_common_builtin_nodes): Change mode to int. Add cast.
18876 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18877 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18879 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18880 ++ or -- with a variable of enum type.
18882 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18885 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18887 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18889 * store-motion.c: Do not include params.h
18890 * Makefile.in: Fix dependencies for various files.
18892 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18894 * auto-inc-dec.c: Fix pass description, remove apparent
18895 accidental duplication.
18897 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18899 PR middle-end/40147
18900 * ipa-utils.h (memory_identifier_string): Moved to ...
18901 * tree.h (memory_identifier_string): Here. Add GTY(()).
18903 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18905 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
18906 in the former documentation of...
18907 (GO_IF_LEGITIMATE_ADDRESS): ... this.
18908 * ira-conflicts.c (get_dup_num): Use address_operand.
18909 * targhooks.c (default_legitimate_address_p): New.
18910 * targhooks.h (default_legitimate_address_p): New.
18911 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
18913 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18914 * target.h (struct target): Add legitimate_address_p.
18915 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
18916 (TARGET_INITIALIZER): Include it.
18918 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18919 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18920 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
18921 (TARGET_LEGITIMATE_ADDRESS_P): New.
18923 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18924 (REG_OK_STRICT_P): Delete.
18925 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
18926 (frv_legitimate_address_p_1): ... this.
18927 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
18928 (frv_legitimate_address_p_1): ... the renamed old
18929 frv_legitimate_address_p.
18930 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
18931 (TARGET_LEGITIMATE_ADDRESS_P): New.
18933 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18934 * config/s390/s390-protos.h (legitimate_address_p): Remove.
18935 * config/s390/s390.c (legitimate_address_p): Rename to...
18936 (s390_legitimate_address_p): ... this, make static.
18937 (legitimize_address): Adjust call.
18938 (TARGET_LEGITIMATE_ADDRESS_P): New.
18939 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
18941 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18942 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
18943 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
18944 (TARGET_LEGITIMATE_ADDRESS_P): New.
18946 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18947 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
18948 * config/spu/spu.c (spu_legitimate_address): Rename to...
18949 (spu_legitimate_address_p): ... this, make static.
18950 (TARGET_LEGITIMATE_ADDRESS_P): New.
18952 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18953 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
18954 * config/sparc/sparc.c (legitimate_address_p): Rename to...
18955 (sparc_legitimate_address_p): ... this, make static and return bool.
18956 (legitimize_address): Adjust call.
18957 (TARGET_LEGITIMATE_ADDRESS_P): New.
18959 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18960 * config/i386/i386-protos.h (legitimate_address_p): Remove.
18961 * config/i386/i386.c (legitimate_address_p): Rename to...
18962 (ix86_legitimate_address_p): ... this, make static.
18963 (constant_address_p): Move after it, adjust call.
18964 (TARGET_LEGITIMATE_ADDRESS_P): New.
18966 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18967 * config/avr/avr-protos.h (legitimate_address_p): Remove.
18968 * config/avr/avr.c (legitimate_address_p): Rename to...
18969 (avr_legitimate_address_p): ... this, make static.
18970 (legitimize_address): Adjust call.
18971 (TARGET_LEGITIMATE_ADDRESS_P): New.
18973 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18974 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
18975 * config/crx/crx.c (crx_legitimate_address_p): Make static.
18976 (TARGET_LEGITIMATE_ADDRESS_P): New.
18978 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18979 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
18980 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
18981 (TARGET_LEGITIMATE_ADDRESS_P): New.
18983 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18984 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
18986 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
18988 (TARGET_LEGITIMATE_ADDRESS_P): New.
18990 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18991 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
18993 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
18995 (m68hc11_legitimate_address_p): ... this, make static.
18996 (go_if_legitimate_address_internal): Rename to...
18997 (m68hc11_legitimate_address_p_1): ... this.
18998 (legitimize_address): Adjust call.
18999 (TARGET_LEGITIMATE_ADDRESS_P): New.
19001 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19002 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19003 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19004 (TARGET_LEGITIMATE_ADDRESS_P): New.
19006 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19007 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19008 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19009 (mn10300_legitimate_address_p): ... this, make static.
19010 (TARGET_LEGITIMATE_ADDRESS_P): New.
19012 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19013 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19014 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19015 (TARGET_LEGITIMATE_ADDRESS_P): New.
19017 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19018 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19019 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19020 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19021 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19022 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19023 (rs6000_legitimate_address_p): ... this, make static.
19024 (TARGET_LEGITIMATE_ADDRESS_P): New.
19025 (REG_MODE_OK_FOR_BASE_P): Delete.
19026 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19028 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19029 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19031 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19032 static, adjust types.
19033 (TARGET_LEGITIMATE_ADDRESS_P): New.
19035 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19036 * config/score/score.c (score_address_p): Rename to...
19037 (score_legitimate_address_p): ... this.
19038 (TARGET_LEGITIMATE_ADDRESS_P): New.
19039 * config/score/score3.c (score3_address_p): Rename to...
19040 (score3_legitimate_address_p): ... this.
19041 * config/score/score7.c (score7_address_p): Rename to...
19042 (score7_legitimate_address_p): ... this.
19044 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19045 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19046 GO_IF_LEGITIMATE_ADDRESS): Delete.
19047 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19048 thumb2_legitimate_address_p): Delete.
19049 (arm_legitimate_address_p): Rename to...
19050 (arm_legitimate_address_outer_p): ... this.
19051 * config/arm/constraints.md ("Uq"): Adjust call.
19052 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19053 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19055 (arm_legitimate_address_outer_p): ... this.
19056 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19058 (TARGET_LEGITIMATE_ADDRESS_P): New.
19060 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19061 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19062 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19063 (TARGET_LEGITIMATE_ADDRESS_P): New.
19065 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19066 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19067 * config/vax/vax.c (legitimate_address_p): Rename to...
19068 (vax_legitimate_address_p): ... this, make static.
19069 (TARGET_LEGITIMATE_ADDRESS_P): New.
19071 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19072 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19073 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19074 (TARGET_LEGITIMATE_ADDRESS_P): New.
19076 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19077 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19078 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19079 (mmix_legitimate_address_p): ... this, make static.
19080 (TARGET_LEGITIMATE_ADDRESS_P): New.
19082 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19083 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19084 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19085 (TARGET_LEGITIMATE_ADDRESS_P): New.
19087 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19089 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19090 of MODE_COMPLEX_INT.
19092 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19094 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19095 LCT_NORMAL in function call.
19096 * mips-tdump.c (print_file_desc): Add cast to enum type.
19097 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19098 (mark_stabs): Add casts to enum types.
19099 (parse_stabs_common): Add casts to enum types.
19101 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19103 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19104 Check for invalid values of LETTER.
19106 2009-05-13 Taras Glek <tglek@mozilla.com>
19108 * attribs.c (register_attribute): moved out attribute registration
19109 into register_attribute.
19110 * doc/plugins.texi: Documented register_attribute and
19112 * gcc-plugin.h: Added forward decl for register_attribute.
19113 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19114 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19115 PLUGIN_ATTRIBUTES boilerplate.
19117 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19119 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19120 values even in sentinel and empty entries.
19121 (ms_printf_flag_specs): Likewise.
19122 (ms_scanf_flag_specs): Likewise.
19123 (ms_strftime_flag_specs): Likewise.
19124 (ms_print_char_table): Likewise.
19125 (ms_scan_char_table): Likewise.
19126 (ms_time_char_table): Likewise.
19128 2009-05-13 Doug Kwan <dougkwan@google.com>
19130 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19132 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19134 * config/mips/mips.md (store): Add attributes for QI and HI.
19136 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19137 (truncdi<mode>2): ... this new pattern.
19139 2009-05-13 Brad Hards <bradh@kde.org>
19141 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19143 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19144 Ben Elliston <bje@au.ibm.com>
19146 PR middle-end/40035
19147 * dse.c (check_mem_read_rtx): Guard against width == -1.
19149 2009-05-13 Michael Matz <matz@suse.de>
19151 PR middle-end/39976
19152 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19153 (trivially_conflicts_p): New function.
19154 (insert_backedge_copies): Use it.
19156 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19158 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19159 (handle_stdc_pragma): Use new enum constant names.
19160 (handle_pragma_float_const_decimal64): Ditto.
19162 2009-05-13 Ian Lance Taylor <iant@google.com>
19164 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19167 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19169 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19170 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19172 * config/m68k/m68k.h (FL_UCLINUX): Define.
19174 2009-05-13 Jan Hubicka <jh@suse.cz>
19176 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19178 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19180 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19181 unless -fschedule-insns is specified.
19183 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19186 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19187 TARGET_EXPAND_CBRANCHDI4.
19188 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19189 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19190 (cmpeqdi): Fix comment.
19192 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19194 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19195 (sh_legitimate_address_p): Likewise.
19196 * config/sh/sh.c (sh_legitimate_index_p): New.
19197 (sh_legitimate_address_p): Likewise.
19198 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19199 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19200 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19201 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19202 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19203 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19204 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19205 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19206 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19208 2009-05-12 Jan Hubicka <jh@suse.cz>
19210 * tree-inline.c (estimate_operator_cost): Add operands;
19211 when division happens by constant, it is cheap.
19212 (estimate_num_insns): Loads and stores are not having cost of 0;
19213 EH magic stuff is cheap; when computing runtime cost of switch,
19214 use log2 base of amount of its cases; builtin_expect has cost of 0;
19215 compute cost for moving return value of call.
19216 (init_inline_once): Initialize time_based flags.
19217 * tree-inline.h (eni_weights_d): Add time_based flag.
19219 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19221 * df-core.c: Update head documentation.
19223 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19226 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19227 shadowing exisiting variable op1.
19229 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19232 * config/i386/driver-i386.c (processor_signatures): New enum.
19233 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19234 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19235 processor signature to detect geode processor.
19237 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19241 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19243 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19244 causes spurious differences between trunk and cond-optab branch.
19246 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19248 * dojump.c (compare_from_rtx): Delete.
19249 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19250 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19251 if the comparison does not satisfy the predicate; test predicates for
19252 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19253 further if one existing pattern fails.
19254 * expr.h (compare_from_rtx): Delete.
19255 (prepare_operand): Declare it.
19256 * optabs.c: Change "lib call" to "libcall" throughout.
19257 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19258 HAVE_conditional_trap, emit_cmp_insn): Delete.
19259 (can_compare_p): Delete cmp_optab case.
19260 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19261 Accept other parameters by value.
19262 (prepare_operand): Make non-static.
19263 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19264 other parameters by value. Try to widen operands here based on
19265 an optab_methods argument and looking at cbranch_optab.
19266 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19267 loop. Use cbranch_optab directly.
19268 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19269 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19271 (emit_conditional_move, emit_conditional_add): Inline what's needed
19272 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19273 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19274 with COMPARE. Move cmov_optab and cstore_optab above
19275 with cbranch_optab, move cmp_optab down with ucmp_optab,
19276 remove tst_otpab. Do not initialize trap_rtx.
19277 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19278 for trap code. Do not check HAVE_conditional_trap. Use
19279 prepare_cmp_insn. Accept no predicate for operand 3.
19280 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19281 (OTI_ctrap, ctrap_optab): New.
19282 (tst_optab): Delete.
19283 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19284 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19285 with lookup of ctrap_optab.
19286 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19288 (ctrap_optab): New.
19290 * combine.c (combine_simplify_rtx, simplify_set): Do not
19291 special case comparing against zero for cc0 machines.
19292 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19293 COMPARE on cc0 machines.
19294 (simplify_relational_operation): Return a new expression when
19295 a COMPARE could be removed.
19296 * final.c (final_scan_insn): Compare cc_status values
19297 against LHS of a (compare FOO (const_int 0)) cc0 source.
19298 Also check if cc_status.value is the full compare.
19300 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19301 (cstoreMM4): Document.
19302 (conditional_trap): Document ctrapMM4 instead.
19303 (sync_compare_and_swapMM): Refer to cbranchcc4.
19304 (Dependent Patterns): Eliminate obsolete information referring to
19305 the old jump optimization phase.
19306 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19307 of compares with 0 on cc0 machines.
19308 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19309 avoiding references to cc0. Remove text about storing operands
19311 * doc/tm.texi (Condition Codes): Include blurb on different
19312 condition code representations, separate into subsections for
19313 CC0, MODE_CC and conditional execution.
19315 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19316 alpha_emit_setcc): Accept operands and a machine mode.
19317 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19318 Get code/op0/op1 from operands, use machine mode argument
19319 instead of alpha_compare.fp_p. Emit the branch here.
19320 (alpha_emit_setcc): Likewise, and return boolean.
19321 (alpha_emit_conditional_move): Likewise. Assert that
19322 cmp_op_mode == cmp_mode, and simplify accordingly.
19323 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19324 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19325 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19327 (stack probe test): Use cbranchdi4.
19328 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19330 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19331 * config/arc/arc.h (movsicc, movsfcc): Use it.
19332 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19333 (cbranchsi4, cstoresi4): New.
19334 (cmpsi, bCC and sCC expanders): Remove.
19336 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19337 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19338 * config/arm/predicates.md (arm_comparison_operator): Only include
19339 floating-point operators if there is a hardware floating-point unit.
19340 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19341 deferring to cbranch_cc and cstore_cc respectively.
19342 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19343 cbranch_cc, cstore_cc): New.
19344 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19346 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19348 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19349 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19351 (adjust_insn_length): Adjust calls.
19352 (avr_reorg): Handle (compare (foo) (const_int 0)).
19353 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19354 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19355 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19356 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19358 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19359 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19361 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19362 (cbranchsi4, cstorebi4, cstoresi4): New.
19363 (movbisi): This insn is duplicate, split it to zero_extend.
19364 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19365 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19366 (bfin_optimize_loop): Use cbranch expander.
19367 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19368 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19369 (bfin_bimode_comparison_operator): ... this.
19370 (bfin_direct_comparison_operator): New.
19372 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19373 inside (compare FOO (const_int 0)).
19374 (cris_rtx_costs): Handle ZERO_EXTRACT.
19375 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19376 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19377 (*tstdi_v32): Delete.
19378 (*cmpdi_non_v32): Add M alternative for operand 1.
19379 (cmpsi, cmp<mode>): Make private.
19380 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19382 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19384 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19385 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19386 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19387 (cc_reg_operand): New.
19388 (any_cond): Delete.
19389 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19390 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19391 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19392 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19393 crx_expand_scond): Delete.
19395 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19397 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19398 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19400 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19401 cstoresi4, cstoresf4, cstoredf4): New.
19402 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19403 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19404 Receive the entire operands array.
19405 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19406 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19407 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19408 Get test/op0/op1 from the operands array.
19409 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19411 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19412 (h8300_expand_store): New.
19413 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19415 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19416 (h8300_expand_store): New.
19417 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19418 or do not try to produce (set (cc0) REG).
19419 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19420 change a compare into a move to a scratch register. Disable some
19421 peepholes when comparing with zero.
19422 (tstsi, tsthi, tstsi, cmpqi): Make private.
19424 (bCC, sCC): Delete.
19425 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19428 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19429 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19430 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19431 (ix86_emit_i387_log1p): Use cbranchxf2.
19432 (ix86_expand_setcc): Return void.
19433 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19434 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19435 cmp<MODEF>, cmpcc): Remove.
19436 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19437 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19438 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19439 (sCC and bCC expanders): Remove.
19440 (stack_protect_test): Use cbranchcc4.
19442 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19444 (ia64_expand_compare): Accept three rtx by reference and return void.
19445 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19446 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19447 from *expr. Update *expr with the BImode comparison to do.
19448 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19449 cmptf, bCC, sCC, conditional_trap): Delete.
19450 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19451 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19452 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19453 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19454 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19456 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19457 type of last argument.
19458 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19459 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19460 use machine mode argument instead of branch_type. Remove dead
19461 code for floating-point comparisons.
19462 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19463 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19465 (cbranchsi4, cstoresi4): New.
19466 * config/iq2000/predicates.md (reg_or_const_operand): New.
19468 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19469 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19470 (b<code>_op): Rewrite to...
19471 (bcc_op): ... this, using match_operator.
19472 (s<code>_op): Rewrite to...
19473 (scc_op): ... this, using match_operator.
19474 (s<code>_24_op): Rewrite to...
19475 (scc_op_24): ... this, using match_operator.
19476 (s<code>_<mode>): Rewrite to...
19477 (cstore<mode>4): ... this, using match_operator.
19478 (s<code>_<mode>_24): Rewrite to...
19479 (cstore<mode>4_24): ... this, using match_operator.
19480 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19481 m32c_unpend_compare, m32c_expand_scc): Delete.
19482 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19483 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19484 (m32c_expand_movcc): Change NE to EQ if necessary.
19485 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19487 * config/m32r/m32r-protos.h (gen_cond_store): New.
19488 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19489 (gen_cond_store): New, from sCC patterns.
19490 (m32r_expand_block_move): Use cbranchsi4.
19491 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19492 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19493 (cbranchsi4, cstoresi4): New.
19495 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19497 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19498 (m68hc11_notice_update_cc): Look into a compare with 0.
19499 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19501 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19502 cmphi, cmpqi, bCC): Delete.
19503 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19504 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19505 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19508 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19509 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19510 * config/m68k/constraints.md (H): New.
19511 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19512 the define_insn below.
19513 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19514 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19515 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19516 patterns): Wrap RHS with COMPARE.
19517 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19518 (*cmpdi_internal): Name this pattern.
19519 (cmpdi): Change to define_insn.
19520 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19521 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19522 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19524 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19525 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19526 (conditional_trap): Change to...
19527 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19528 (*conditional_trap): Use the ordered_comparison_operator and
19529 const1_operand predicates.
19530 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19531 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19532 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19533 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19535 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19536 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19537 (mcore_gen_compare): New.
19538 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19539 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19540 (mcore_gen_compare): ... this.
19541 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19542 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19543 (stack probe pattern): Use cbranchsi4.
19545 * config/mips/predicates.md (mips_cstore_operator): New.
19546 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19547 * config/mips/mips.md (any_cond): Delete.
19548 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19550 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19551 fixuns_truncsfdi2): Use cbranch patterns.
19552 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19553 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19554 Adjust call to mips_expand_conditional_branch.
19555 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19557 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19558 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19559 * config/mips/mips.c (cmp_operands): Delete.
19560 (mips_emit_compare): Get comparison operands from *op0/*op1.
19561 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19562 that it succeeds. Use op0/op1 instead of cmp_operands.
19563 (mips_expand_conditional_branch, mips_expand_conditional_move,
19564 mips_expand_conditional_trap): Likewise.
19565 (mips_block_move_loop): Use cbranch patterns.
19566 * config/mips/mips.h (cmp_operands): Delete.
19568 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19569 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19570 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19571 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19572 (*cmpcc_folded): Rename to...
19573 (*cmpdi_folded): this.
19574 (*cmpcc): Rename to...
19576 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19579 (cbranchdf4): New. Handle invalid comparisons here.
19580 * config/mmix/predicates.md (float_comparison_operator): New.
19582 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19583 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19584 * config/mn10300/mn10300.md (tst): Delete.
19585 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19586 Name these patterns and wrap RHS in a compare.
19587 (*cmpsi): Make this pattern private. Include tst.
19588 (*cmpsf): Make this pattern private.
19589 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19590 (compare with zero peepholes): Likewise.
19592 (cbranchsi4, cbranchsf4): New.
19593 (casesi): Use cbranchsi4.
19595 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19596 hppa_branch_type): Delete.
19597 (return_addr_rtx): Use cbranchsi4.
19598 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19599 Emit CCFPmode comparison here.
19600 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19601 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19602 hppa_branch_type): Delete.
19603 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19604 (movsicc, movdicc): Remove references to hppa_compare_op0,
19605 hppa_compare_op1 and compare_from_rtx.
19606 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19607 (casesi): Use cbranchsi4.
19609 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19610 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19611 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19612 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19613 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19615 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19616 (*branch, *branch_inverted): New.
19618 * config/picochip/picochip.md (cbranchhi4): Use
19619 ordered_comparison_operator.
19620 (cmphi, bCC): Remove.
19622 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19623 (trap_comparison_operator): Delete.
19624 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19625 rs6000_emit_cbranch): Accept mode and operands.
19626 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19627 rs6000_compare_fp_p): Delete.
19628 (rs6000_generate_compare): Accept mode and comparison. Extract code
19629 and op0/op1 from there. Replace references to rs6000_compare_op0
19630 and rs6000_compare_op1.
19631 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19632 extract result from passed operands.
19633 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19634 extract loc from passed operands.
19635 (rs6000_emit_cmove): Likewise.
19636 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19637 rs6000_compare_fp_p): Delete.
19638 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19639 (cbranch<GPR>4, cbranch<FP>4): New.
19640 (cstore<mode>4): New. Consolidate here all choices about when to use
19641 portable or specialized sCC sequences.
19642 (stack_protect_test): Use cbranchsi4.
19643 (conditional_trap): Replace with ctrap<GPR>4.
19644 (conditional trap insn): Replace trap_comparison_operator with
19645 ordered_comparison_operator.
19647 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19648 (s390_emit_prologue): Use ctrap.
19649 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19650 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19651 New predicates replacing...
19652 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19653 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19654 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19655 (add<mode>cc): Do not use s390_compare_op0/op1.
19656 (s<code>): Change to...
19657 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19658 (seq): Change to...
19659 (cstorecc4): ... this. Handle EQ or NE equally.
19660 (*sne): Un-privatize for use in cstorecc4.
19661 (b<code>): Change to...
19662 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19663 (conditional_trap): Replace with...
19664 (ctrap<GPR>4, ctrap<FP>4): ... these.
19665 (stack_protect): Use cbranchcc4.
19667 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19668 * config/score/score-protos.h (score_gen_cmp): Delete.
19669 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19670 (score_block_move-loop): Use cbranchsi4.
19671 * config/score/score.md (cbranchsi4): New.
19672 (cmpsi, bCC): Delete.
19673 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19674 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19675 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19676 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19677 * config/score/score3.h (score3_gen_cmp): Delete.
19678 * config/score/score7.h (score7_gen_cmp): Delete.
19680 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19681 (sh_emit_scc_to_t): ... this. Return void.
19682 (from_compare): Rename to...
19683 (sh_emit_compare_and_branch): ... this.
19684 (sh_emit_compare_and_set): New.
19685 (sh_expand_t_scc): Accept operands.
19686 * config/sh/predicates.md (sh_float_comparison_operator): New.
19687 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19688 (prepare_scc_operands): Rename to...
19689 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19691 (sh_emit_cheap_store_flag): New.
19692 (sh_emit_set_t_insn): New.
19693 (from_compare): Rename to...
19694 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19695 handling of TARGET_SH2E floating point to avoid recursive call.
19696 Generate branch here.
19697 (sh_emit_compare_and_set): New.
19698 (sh_expand_t_scc): Get op0/op1 from arguments.
19699 (sh_emit_cheap_store_flag): New.
19700 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19702 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19703 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19704 (movsicc, movdicc): Do nothing when it recreated operands from
19705 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19706 prepare_scc_operands (now sh_emit_scc_to_t).
19707 (udivdi3): Use cstoresi4.
19708 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19709 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19710 (cbranchint4_media, cbranchfp4_media): New.
19711 (casesi): Use cbranchdi4.
19712 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19714 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19715 (movnegt): Remove second operand.
19716 (cbranchsf4, cbranchdf4): New.
19717 (stack_protect): Use cbranchdi4/cbranchsi4.
19719 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19720 (gen_compare_reg): Accept comparison, extract part of it to...
19721 (gen_compare_reg_1): ... this.
19722 (gen_compare_operator): Delete.
19723 (gen_v9_scc): Accept separate destination, comparison code and arms.
19724 Do not use sparc_compare_op0/sparc_compare_op1.
19725 (emit_scc_insn, emit_conditional_branch_insn): New.
19726 (emit_v9_brxx): Make static. Remove useless assertion.
19727 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19729 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19730 * config/sparc/sparc-protos.h (gen_compare_reg,
19731 sparc_emit_float_lib_cmp): Adjust prototype.
19732 (emit_scc_insn, emit_conditional_branch_insn): New.
19733 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19734 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19735 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19736 iterators to the top.
19737 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19738 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19739 snedi_special_trunc): Delete.
19740 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19741 and snedi_special_trunc.
19742 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19743 cbranchdi4, cbranch<F:mode>4): New.
19744 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19745 here. Use gen_compare_reg instead of gen_compare_operator.
19746 (conditional_trap): Replace with...
19747 (ctrapsi4, ctrapdi4): ... this.
19748 (stack_protect_test): Use cbranchcc4.
19750 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19752 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19753 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19754 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19755 from operands[0] or operands[3] depending on is_set.
19756 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19757 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19758 cmpdf, bCC), sCC: Remove.
19759 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19760 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19762 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19763 spu_emit_branch_or_set.
19765 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19767 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19768 xstormy16_compare_op1): Delete.
19769 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19770 xstormy16_compare_op1): Delete.
19771 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19773 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19774 (cmphi, cmpsi, bCC): Remove.
19776 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19777 (*cmpsi): ... this one.
19778 (cbranchsi4, cstoresi4): New.
19779 (bCC expanders): Delete.
19780 (sCC insns): Fold into...
19781 (*setcc): ... this one.
19782 (casesi): Do not use gen_cmpsi and gen_bgtu.
19783 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19784 (movsicc): Simplify.
19785 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19787 * config/vax/vax-protos.h (cond_name): New.
19788 (vax_output_conditional_branch): Remove.
19789 * config/vax/vax.c (cond_name): New.
19790 (vax_output_conditional_branch): Remove.
19791 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19792 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19793 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19794 (bit<VAXint>): Wrap source with (compare).
19795 (b<code> and following unnamed pattern): Rename to *branch and
19796 *branch_reversed. Change macroization to match_operator.
19797 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19799 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19800 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19801 Change last argument to machine_mode.
19802 (xtensa_expand_scc): Add machine_mode argument.
19803 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19804 (gen_conditional_move, xtensa_expand_conditional_branch,
19805 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19806 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19807 Adjust operand numbers.
19808 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19810 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19811 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19812 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19814 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19816 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19817 causes spurious differences between trunk and cond-optab branch.
19819 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19822 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19824 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19826 * tree.c (iterative_hash_pointer): Delete.
19827 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19828 Hash UIDs and versions of SSA names. Don't special-case built-in
19829 function declarations.
19831 2009-05-11 Ian Lance Taylor <iant@google.com>
19834 * graphite.c: Force -Wc++-compat to only be a warning before
19835 #including "cloog/cloog.h".
19837 2009-05-11 Martin Jambor <mjambor@suse.cz>
19839 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19841 2009-05-11 Jan Hubicka <jh@suse.cz>
19843 * tree-ssa-loop-ivcanon.c: Include target.h
19844 (struct loop_size): new structure.
19845 (constant_after_peeling): New predicate.
19846 (tree_estimate_loop_size): New function.
19847 (estimated_unrolled_size): Rewrite for new estimates.
19848 (try_unroll_loop_completely): Use new estimates.
19849 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19851 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19853 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19854 libcpp interface change.
19855 (spu_macro_to_expand): Likewise.
19857 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19859 PR tree-optimization/40026
19860 * gimplify.c (gimplify_init_constructor): Change initial conditional
19861 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19862 optimize_compound_literals_in_ctor.
19864 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19866 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19868 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19870 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19872 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19873 HOST_WIDE_INT for gap.
19875 2009-05-11 Ira Rosen <irar@il.ibm.com>
19877 PR tree-optimization/40074
19878 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19879 account in group size and step comparison.
19881 2009-05-11 Richard Guenther <rguenther@suse.de>
19883 * passes.c (init_optimization_passes): Strip now incorrect comment.
19884 (execute_function_todo): Do not set PROP_alias.
19885 * tree-pass.h (PROP_alias): Remove.
19886 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19887 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19888 * tree-nrv.c (pass_return_slot): Likewise.
19889 * tree-object-size.c (pass_object_sizes): Likewise.
19890 * tree-ssa-dom.c (pass_dominator): Likewise.
19891 (pass_phi_only_cprop): Likewise.
19892 * tree-ssa-dse.c (pass_dse): Likewise.
19893 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19894 (pass_cselim): Likewise.
19895 * tree-ssa-pre.c (pass_pre): Likewise.
19896 (pass_fre): Likewise.
19897 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19898 * tree-ssa-sink.c (pass_sink_code): Likewise.
19899 * tree-stdarg.c (pass_stdarg): Likewise.
19900 * tree-tailcall.c (pass_tail_calls): Likewise.
19901 * tree-vrp.c (pass_vrp): Likewise.
19903 2009-05-10 Ian Lance Taylor <iant@google.com>
19905 * basic-block.h (enum profile_status): Break out of struct
19906 control_flow_graph.
19907 * cgraph.h (struct inline_summary): Break out of struct
19909 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
19910 of struct cgraph_order_sort.
19911 * combine.c (enum undo_kind): New enum, broken out of struct undo.
19912 * cse.c (struct branch_path): Break out of struct
19913 cse_basic_block_data.
19914 * except.h (enum eh_region_type): Break out of struct eh_region.
19915 * gcc.c (enum add_del): Break out of struct modify_target.
19916 * genrecog.c (enum decision_type): Break out of struct decision_test.
19917 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
19919 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
19920 * regmove.c (enum match_use): New enum, broken out of struct match.
19921 * sched-int.h (enum post_call_group): New enum, broken out of
19923 (struct deps_reg): Break out of struct deps.
19924 * target.h (struct asm_int_op): Break out of struct gcc_target.
19925 * tree-eh.c (struct goto_queue_node): Break out of struct
19927 * tree-inline.h (enum copy_body_cge_which): Break out of
19929 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
19931 * c-decl.c (in_struct, struct_types): New static variables.
19932 (pushtag): Add loc parameter. Change all callers.
19933 (lookup_tag): Add ploc parameter. Change all callers.
19934 (check_compound_literal_type): New function.
19935 (parser_xref_tag): Add loc parameter. Change all callers. If
19936 -Wc++-compat, warn about struct/union/enum types defined within a
19938 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
19939 and loc parameters. Change all callers. Change error calls to
19940 error_at, using loc. For a redefinition, if the location of the
19941 original definition is known, report it. Set in_struct and
19942 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
19943 (finish_struct): Add new parameters enclosing_in_struct and
19944 enclosing_struct_types. Change all callers. Set
19945 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
19946 in the struct. If in a struct, add this struct to struct_types.
19947 (start_enum): Add loc parameter. Change all callers. Use
19948 error_at for errors, using loc. For a redefinition, if the
19949 location of the original definition is known, report it. If in a
19950 struct, add this enum type to struct_types. If -Wc++-compat warn
19951 if in sizeof, typeof, or alignof.
19952 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
19953 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
19954 (c_parser_enum_specifier): Get enum location for start_enum.
19955 (c_parser_struct_or_union_specifier): Get struct location for
19956 start_struct. Save in_struct and struct_types status between
19957 start_struct and finish_struct.
19958 (c_parser_cast_expression): Get location of cast.
19959 (c_parser_alignof_expression): Get location of type.
19960 (c_parser_postfix_expression): Likewise.
19961 (c_parser_postfix_expression_after_paren_type): Add type_loc
19962 parameter. Change all callers. Call check_compound_literal_type.
19963 Use type_loc for error about variable size type.
19964 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
19965 of an enum constant from an enum type defined in a struct or union.
19966 (c_cast_expr): Add loc parameter. Change all callers. If
19967 -Wc++-compat, warn about defining a type in a cast.
19968 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
19969 (start_enum, start_struct, finish_struct): Update declarations.
19970 (parser_xref_tag, c_cast_expr): Update declarations.
19971 (check_compound_literal_type): Declare.
19973 2009-05-11 Ben Elliston <bje@au.ibm.com>
19975 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
19976 for recent libcpp interface change.
19977 (rs6000_macro_to_expand): Likewise.
19979 2009-05-10 Michael Matz <matz@suse.de>
19982 * config/arm/arm.c (require_pic_register): Emit on entry edge,
19983 not at entry of function.
19985 2009-05-10 Richard Guenther <rguenther@suse.de>
19987 PR tree-optimization/40081
19989 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19990 using the main variant of the element type. Do not fiddle with
19991 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19993 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
19994 structs with volatile fields.
19996 2009-05-10 Jan Hubicka <jh@suse.cz>
19998 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
19999 (estimate_move_cost): Assert that it does not get called for
20001 (estimate_num_insns): Skip VOID types in argument handling.
20002 (optimize_inline_calls): Delete unreachable blocks and verify that
20003 callgraph is valid.
20005 2009-05-10 Jan Hubicka <jh@suse.cz>
20007 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20008 * cgraph.c (cgraph_mark_address_taken_node): New function.
20009 (dump_cgraph_node): Dump new flag.
20010 * cgraph.h (struct cgraph_node): Add address_taken.
20011 (cgraph_mark_address_taken_node): New function.
20012 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20013 since new direct calls can be born.
20015 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20017 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20018 tok->val.node.node.
20020 2009-05-10 Jan Hubicka <jh@suse.cz>
20022 PR middle-end/40084
20023 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20025 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20026 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20027 * tree-inline.c (copy_bb): Set frequency correctly.
20028 (fold_marked_statements): Update call to
20029 cgraph_update_edges_for_call_stmt.
20031 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20033 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20034 identifiers in diagnostics.
20035 * config/arm/arm.c (arm_handle_fndecl_attribute,
20036 arm_handle_isr_attribute): Likewise.
20037 * config/avr/avr.c (avr_handle_progmem_attribute,
20038 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20039 * config/bfin/bfin.c (handle_int_attribute,
20040 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20041 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20042 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20044 * config/darwin.c (darwin_handle_kext_attribute,
20045 darwin_handle_weak_import_attribute): Likewise.
20046 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20047 h8300_handle_eightbit_data_attribute,
20048 h8300_handle_tiny_data_attribute): Likewise.
20049 * config/i386/i386.c (ix86_handle_cconv_attribute,
20050 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20051 * config/i386/winnt.c (ix86_handle_shared_attribute,
20052 ix86_handle_selectany_attribute): Likewise.
20053 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20054 * config/m32c/m32c.c (function_vector_handler): Likewise.
20055 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20056 m68hc11_handle_fntype_attribute): Likewise.
20057 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20058 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20059 * config/mips/mips.c (mips_insert_attributes,
20060 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20061 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20062 rs6000_handle_struct_attribute): Likewise.
20063 * config/sh/sh.c (sh_insert_attributes,
20064 sh_handle_resbank_handler_attribute,
20065 sh_handle_interrupt_handler_attribute,
20066 sh2a_handle_function_vector_handler_attribute,
20067 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20069 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20070 * config/spu/spu.c (spu_handle_fndecl_attribute,
20071 spu_handle_vector_attribute): Likewise.
20072 * config/stormy16/stormy16.c
20073 (xstormy16_handle_interrupt_attribute): Likewise.
20074 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20075 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20077 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20079 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20080 (pp_translate_identifiers): New.
20081 (pp_identifier): Only conditionally translate identifier to locale
20083 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20084 (pp_base_tree_identifier): Only conditionally translate identifier
20085 to locale character set.
20086 * c-pretty-print.c (M_): Define.
20087 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20088 fragments for conditional translation with M_.
20089 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20090 identifier translation.
20092 2009-05-10 Richard Guenther <rguenther@suse.de>
20094 PR tree-optimization/40081
20095 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20096 using the main variant of the element type. Do not fiddle with
20097 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20099 2009-05-09 Jan Hubicka <jh@suse.cz>
20101 PR middle-end/40080
20102 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20103 indirect calls; verify cgraph afterwards.
20105 2009-05-09 Jan Hubicka <jh@suse.cz>
20108 * ipa.c (update_inlined_to_pointer): New function.
20109 (cgraph_remove_unreachable_nodes): Use it.
20111 2009-05-09 Jan Hubicka <jh@suse.cz>
20113 * tree-eh.c (struct leh_state): Remove prev_try.
20114 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20115 not track prev_try.
20116 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20117 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20118 remove_eh_handler_and_replace, foreach_reachable_handler,
20119 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20120 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20121 (gen_eh_region_cleanup): Update prototype.
20123 2009-05-09 Jan Hubicka <jh@suse.cz>
20125 PR middle-end/40043
20126 * except.c (copy_eh_region): Always set prev_try.
20127 (redirect_eh_edge_to_label): Find outer try.
20128 (foreach_reachable_handler): When looking for prev try
20129 handle case where previous try is not going to be taken.
20131 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20133 PR tree-optimization/40049
20134 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20135 only vector/vector shifts, convert the type of the constant to the
20136 appropriate type to avoid building incorrect trees, which
20137 eventually have problems with garbage collection.
20139 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20141 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20142 -1 for complex floating-point types if honoring signed zeros.
20144 2009-05-08 Jan Hubicka <jh@suse.cz>
20146 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20147 argument; handle correctly when profile is absent.
20148 (build_cgraph_edges): Update.
20149 (rebuild_cgraph_edges): Update.
20150 * cgraph.c: Do not include varray.h.
20151 (cgraph_set_call_stmt_including_clones): New function.
20152 (cgraph_create_edge_including_clones): Likewise
20153 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20154 (cgraph_update_edges_for_call_stmt): Handle clones.
20155 (cgraph_remove_node): Handle clone tree.
20156 (cgraph_remove_node_and_inline_clones): New function.
20157 (dump_cgraph_node): Dump clone tree.
20158 (cgraph_clone_node): Handle clone tree.
20159 (clone_function_name): Bring here from tree-inline.c.
20160 (cgraph_create_virtual_clone): New function.
20161 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20162 (cgraph_clone_info): New function.
20163 (strut cgraph_node): Add clone_info and new clone tree pointers.
20164 (cgraph_remove_node_and_inline_clones,
20165 cgraph_set_call_stmt_including_clones,
20166 cgraph_create_edge_including_clones,
20167 cgraph_create_virtual_clone): Declare.
20168 (cgraph_function_versioning): Use VEC argument.
20169 (compute_call_stmt_bb_frequency): Update prototype.
20170 (cgraph_materialize_all_clones): New function.
20171 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20172 (ipcp_create_replace_map): Update to VECtors.
20173 (ipcp_update_callgraph): Use virtual clones.
20174 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20175 (ipcp_update_profiling): Do not update local profiling.
20176 (ipcp_insert_stage): Use VECtors and virtual clones.
20177 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20178 (clone_of_p): New function.
20179 (cgraph_preserve_function_body_p): Use clone tree.
20180 (cgraph_optimize): Materialize clones.
20181 (cgraph_function_versioning): Update for VECtors.
20182 (save_inline_function_body): Use clone tree.
20183 (cgraph_materialize_clone): New function.
20184 (cgraph_materialize_all_clones): Likewise.
20185 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20186 * ipa.c: Include gimple.h.
20187 (cgraph_remove_unreachable_nodes): Use clone tree.
20188 * ipa-prop.c (ipa_note_param_call): Update call to
20189 compute_call_stmt_bb_frequencycall.
20190 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20191 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20192 (copy_bb): Handle updating of clone tree; add new edge when new call
20194 (expand_call_inline): Be strict about every call having edge.
20195 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20196 (delete_unreachable_blocks_update_callgraph): New function.
20197 (tree_function_versioning): Use VECtors; always remove unreachable
20198 blocks and fold conditionals.
20199 * tree-inline.h: Do not include varray.h.
20200 (tree_function_versioning): Remove.
20201 * Makefile.in (GTFILES): Remove tree-inline.c
20202 * passes.c (do_per_function): Do only functions having body.
20203 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20206 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20207 Andrew Morrow <acm@google.com>
20210 * c-common.c (c_common_attribute_table): Permit deprecated
20211 attribute to take an optional argument.
20212 (handle_deprecated_attribute): If the optional argument to
20213 __attribute__((deprecated)) is not a string ignore the attribute
20214 and emit a warning.
20216 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20217 * c-typeck.c (build_component_ref): Likewise.
20218 (build_external_ref): Likewise.
20220 * toplev.c (warn_deprecated_use): Add an attribute argument.
20221 Emit the message associated with __attribute__((deprecated)).
20223 * toplev.h (warn_deprecated_use): Updated.
20225 * doc/extend.texi: Document new optional parameter to
20226 __attribute__((deprecated))
20228 2009-05-08 Michael Eager <eager@eagercon.com>
20230 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20231 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20233 2009-05-08 Richard Guenther <rguenther@suse.de>
20235 PR tree-optimization/40062
20236 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20237 Avoid exponential behavior.
20239 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20241 PR rtl-optimization/33928
20243 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20244 process_uses, build_single_def_use_links): New.
20245 (update_df): Update use_def_ref.
20246 (forward_propagate_into): Use get_def_for_use instead of use-def
20248 (fwprop_init): Call build_single_def_use_links and let it initialize
20250 (fwprop_done): Free use_def_ref.
20251 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20252 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20253 df_rd_simulate_one_insn): New.
20254 (df_rd_bb_local_compute_process_def): Update head comment.
20255 (df_chain_create_bb): Use the new RD simulation functions.
20256 * df.h (df_rd_simulate_artificial_defs_at_top,
20257 df_rd_simulate_one_insn): New.
20258 * opts.c (decode_options): Enable fwprop at -O1.
20259 * doc/invoke.texi (-fforward-propagate): Document this.
20261 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20264 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20265 and one complex operand specially.
20266 * tree-complex.c (some_nonzerop): Do not identify a real value as
20267 zero if flag_signed_zeros.
20269 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20271 PR rtl-optimization/33928
20272 * loop-invariant.c (record_use): Fix && vs. || mishap.
20274 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20276 PR rtl-optimization/33928
20277 * loop-invariant.c (struct use): Add addr_use_p.
20278 (struct def): Add n_addr_uses.
20279 (struct invariant): Add cheap_address.
20280 (create_new_invariant): Set cheap_address.
20281 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20282 (record_uses): Pass df_ref to record_use.
20283 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20286 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20288 * config/sh/sh.c: Do not include c-pragma.h.
20290 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20292 * config/spu/spu.c: Remove include of c-common.h.
20294 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20297 * c-common.h (mark_valid_location_for_stdc_pragma,
20298 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20299 clear_float_const_decimal64, float_const_decimal64_p): New.
20300 * c.opt (Wunsuffixed-float-constants): New.
20301 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20302 unsuffixed float constant, handle new warning.
20303 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20304 * c-decl.c (c_scope): New flag float_const_decimal64.
20305 (set_float_const_decimal64, clear_float_const_decimal64,
20306 float_const_decimal64_p): New.
20307 (push_scope): Set new flag.
20308 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20309 to use STDC pragmas.
20310 (c_parser_external_declaration): Ditto.
20311 (c_parser_compound_statement_nostart): Ditto.
20312 * c-pragma.c (valid_location_for_stdc_pragma,
20313 mark_valid_location_for_stdc_pragma,
20314 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20315 handle_pragma_float_const_decimal64): New.
20316 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20317 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20318 set_float_const_decimal64, clear_float_const_decimal64,
20319 float_const_decimal64_p): New dummy functions.
20320 * doc/extend.texi (Decimal Float): Remove statement that the
20321 pragma, and suffix for double constants, are not supported.
20322 * doc/invoke.texi (Warning Options): List new option.
20323 (-Wunsuffixed-float-constants): New.
20325 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20327 * config/i386/i386.c: Do not include c-common.h.
20329 2009-05-07 Mark Heffernan <meheff@google.com>
20331 * doc/invoke.texi (Debugging Options): Document change of debugging
20333 * opts.c (decode_options): Make dump_base_name relative to
20334 aux_base_name directory.
20336 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20338 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20339 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20341 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20343 * Makefile.in (install-plugin): Simplify a bit.
20345 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20347 * Makefile.in (OBJS-common): Add regcprop.o.
20349 * timevar.def (TV_CPROP_REGISTERS): New.
20350 * regrename.c (regrename_optimize): Return 0.
20351 (rest_of_handle_regrename): Delete.
20352 (pass_rename_registers): Point to regrename_optimize.
20353 (struct value_data_entry, struct value_data,
20354 kill_value_one_regno, kill_value_regno, kill_value,
20355 set_value_regno, init_value_data, kill_clobbered_value,
20356 kill_set_value, kill_autoinc_value, copy_value,
20357 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20358 replace_oldest_value_reg, replace_oldest_value_addr,
20359 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20360 debug_value_data, validate_value_data): Move...
20361 * regcprop.c: ... here.
20362 (rest_of_handle_cprop): Delete.
20363 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20365 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20367 PR middle-end/40057
20368 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20369 GEN_INT for 1 << bitnum.
20370 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20371 build_int_cst_type.
20373 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20375 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20376 Remove wrong description of "nand" operation.
20378 2009-05-06 Richard Guenther <rguenther@suse.de>
20379 Adam Nemet <anemet@caviumnetworks.com>
20381 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20382 comment. Add that if LHS is not a gimple register, then RHS1 has
20383 to be a single object (GIMPLE_SINGLE_RHS).
20385 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20387 * expr.c (get_def_for_expr): Move it up in the file.
20388 (store_field): When expanding a bit-field store, look at the
20389 defining gimple stmt for the masking conversion.
20391 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20393 PR middle-end/39986
20394 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20395 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20396 32-bit memcpy into long.
20398 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20400 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20401 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20403 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20404 instead of appending DW_OP_deref*.
20406 2009-05-06 Michael Matz <matz@suse.de>
20408 PR middle-end/40021
20409 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20410 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20412 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20414 * Makefile.in (install-plugin): Fix srcdir handling.
20416 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20418 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20419 when processing for not_regs_needed bitmap.
20420 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20421 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20422 handling it for rhs.
20424 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20426 * config/i386/i386.md (unnamed inc/dec peephole): Use
20427 optimize_insn_for_size_p instead of optimize_size.
20428 * config/i386/predicates.md (incdec_operand): Likewise.
20429 (aligned_operand): Likewise.
20430 * config/i386/sse.md (divv8sf3): Likewise.
20431 (sqrtv8sf2): Likewise.
20433 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20435 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20437 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20439 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20441 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20442 ssemodesuffixf2c with avxmodesuffixf2c.
20444 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20447 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20449 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20451 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20452 (struct tree_base): Adjust spacing for 8 bit boundaries.
20453 (struct tree_decl_common): Add decl_by_reference_flag bit.
20454 (DECL_BY_REFERENCE): Adjust.
20455 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20456 print DECL_BY_REFERENCE bit.
20457 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20458 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20459 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20460 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20463 PR middle-end/39666
20464 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20465 range of the type, but default label is missing, add it with one
20466 of the existing labels instead of adding a new label for it.
20468 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20472 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20474 * Makefile.in (enable_plugin, plugin_includedir): New.
20475 (install): Depend on install-plugin.
20476 (PLUGIN_HEADERS): New.
20477 (install-plugin): New.
20478 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20480 2009-05-05 Richard Guenther <rguenther@suse.de>
20482 PR tree-optimization/40022
20483 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20485 (phivn_valid_p): Fix tuplification error, simplify.
20486 (phiprop_insert_phi): Add dumps.
20487 (propagate_with_phi): Simplify.
20489 2009-05-05 Richard Guenther <rguenther@suse.de>
20491 PR middle-end/40023
20492 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20494 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20496 * tree.h (strip_float_extensions): Remove duplicate declaration.
20497 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20498 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20499 block_ultimate_origin): Rearrange the declarations line to match the
20500 comment that indicates the .c file which the functions are defined.
20501 (dwarf2out_*, set_decl_rtl): Add comment.
20502 (get_base_address): Adjust comment.
20503 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20504 declarations line and add comment.
20505 (is_builtin_name): Add blank after function name, for clarity.
20507 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20509 * attribs.c (decl_attributes): Use %qE for identifiers in
20511 * cgraphunit.c (verify_cgraph_node): Translate function names to
20512 locale character set in diagnostics.
20513 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20515 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20516 Document that functions are named in UTF-8.
20517 * expr.c (expand_expr_real_1): Translate function names to locale
20518 character set in diagnostics.
20519 * gimplify.c (omp_notice_variable, omp_is_private,
20520 gimplify_scan_omp_clauses): Use %qE for identifiers in
20522 * langhooks.c (lhd_print_error_function): Translate function names
20523 to locale character set.
20524 * langhooks.h (decl_printable_name): Document that return value is
20525 in internal character set.
20526 * stmt.c: Include pretty-print.h
20527 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20529 (resolve_operand_name_1): Translate named operand name to locale
20531 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20533 * toplev.c (announce_function): Translate function names to locale
20535 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20536 (default_tree_printer): Use pp_identifier or translate identifiers
20537 to locale character set. Mark "<anonymous>" for translation.
20538 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20539 for identifiers in diagnostics.
20540 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20542 * varasm.c (output_constructor): Use %qE for identifiers in
20545 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20547 * configure.ac: use ` ` instead of $()
20548 * configure: Regenerate.
20550 2009-05-05 Ben Elliston <bje@au.ibm.com>
20552 * config/pa/linux-atomic.c: Eliminate conditional include of
20553 errno.h on non-LP64 systems to simplify build requirements.
20555 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20557 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20559 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20560 and pass value to identifier_to_locale.
20561 (warn_variable_length_array): Make name a tree.
20562 (grokdeclarator): Separate diagnostic texts for named and unnamed
20563 declarators. Use %qE for named declarators.
20564 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20566 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20567 identifiers in diagnostics.
20568 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20569 identifier_to_locale. Mark "anonymous" strings for translation.
20571 2009-05-04 Michael Eager <eager@eagercon.com>
20573 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20574 address for DImode/DFmode only if double-precision FP regs.
20576 2009-05-04 Michael Eager <eager@eagercon.com>
20578 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20579 TARGET_SINGLE_FLOAT check.
20581 2009-05-04 Michael Eager <eager@eagercon.com>
20583 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20585 2009-05-04 Michael Eager <eager@eagercon.com>
20587 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20588 * config/rs6000/t-xilinx: New
20590 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20592 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20593 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20594 * gcc/explow.c (memory_address): Use target hook.
20595 * gcc/targhooks.c (default_legitimize_address): New.
20596 * gcc/targhooks.h (default_legitimize_address): New.
20597 * gcc/target.h (legitimize_address): New.
20598 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20599 (TARGET_INITIALIZER): Include it.
20600 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20602 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20603 * config/bfin/bfin.c (legitimize_address): Remove.
20604 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20605 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20607 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20608 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20610 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20611 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20612 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20613 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20614 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20615 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20616 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20617 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20618 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20619 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20620 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20621 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20622 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20623 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20624 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20625 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20626 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20627 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20628 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20629 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20630 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20631 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20632 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20634 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20635 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20636 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20637 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20638 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20639 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20640 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20641 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20642 (thumb_legitimize_address): Delete.
20643 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20644 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20645 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20646 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20647 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20648 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20650 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20653 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20654 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20655 * config/m32r/m32r.c (m32r_legitimize_address): New.
20656 * config/m68k/m68k.c (m68k_legitimize_address): New.
20657 * config/score/score.c (score_legitimize_address): Standardize.
20658 * config/score/score3.c (score3_legitimize_address): Standardize.
20659 * config/score/score3.h (score3_legitimize_address): Adjust.
20660 * config/score/score7.c (score7_legitimize_address): Standardize.
20661 * config/score/score7.h (score7_legitimize_address): Adjust.
20662 * config/sh/sh.c (sh_legitimize_address): New.
20663 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20665 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20666 (s390_legitimize_address): ... this.
20667 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20668 (sparc_legitimize_address): ... this.
20669 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20670 (ix86_legitimize_address): ... this.
20671 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20672 (avr_legitimize_address): ... this.
20673 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20674 (mn10300_legitimize_address): ... this.
20675 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20676 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20677 (alpha_expand_mov): Adjust call.
20679 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20680 * config/spu/spu.c (spu_legitimize_address): Likewise.
20681 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20682 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20684 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20686 * intl.c (locale_encoding, locale_utf8): New.
20687 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20688 * intl.h (locale_encoding, locale_utf8): Declare.
20689 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20690 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20692 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20694 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20695 (pp_base_tree_identifier): Declare as function.
20696 (identifier_to_locale): Declare.
20697 * Makefile.in (pretty-print.o): Update dependencies.
20698 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20700 2009-05-04 Richard Guenther <rguenther@suse.de>
20702 PR middle-end/40015
20703 * builtins.c (fold_builtin_memory_op): Do not decay to element
20704 type if the size matches the whole array.
20706 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20708 * expmed.c (synth_mult): When trying out a shift, pass the result
20711 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20713 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20714 (shiftsub1_cost): New.
20715 (init_expmed): Compute shiftsub1_cost.
20716 (synth_mult): Optimize multiplications by constants of the form
20717 -(2^^m-1) for some constant positive integer m.
20719 2009-05-03 Richard Guenther <rguenther@suse.de>
20722 * c-typeck.c (array_to_pointer_conversion): Do not built
20723 ADDR_EXPRs of arrays of pointer-to-element type.
20724 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20725 up wrong ADDR_EXPRs after-the-fact.
20726 * c-common.c (strict_aliasing_warning): Strip pointer
20727 conversions for obtaining the original type.
20728 * builtins.c (fold_builtin_memset): Handle array types.
20729 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20732 2009-05-03 Richard Guenther <rguenther@suse.de>
20734 PR middle-end/23329
20735 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20736 Do not lose casts from array types with unknown extent to array
20737 types with known extent.
20738 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20739 alias set compatibility.
20741 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20743 * flags.h (extra_warnings): Delete.
20744 * toplev.c (process_options): Handle Wuninitialized here.
20745 * opts.c (extra_warnings): Delete.
20746 (set_Wextra): Delete.
20747 (common_handle_option): -Wextra can be handled automatically.
20748 * c-opts.c (c_common_handle_option): Delete obsolete code.
20749 (c_common_post_options): Simplify comment.
20750 * common.opt (W): Add Var.
20752 (Wuninitialized): Initialize to -1.
20754 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20755 Richard Guenther <rguenther@suse.de>
20757 * expr.c (get_def_for_expr): New function.
20758 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20759 SSA rather than trees.
20760 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20761 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20763 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20765 * c-common.c (reswords): Add _Imaginary.
20766 * c-common.c (enum rid): Add RID_IMAGINARY.
20768 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20770 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20771 Patch by Richard Guenther.
20773 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20775 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20776 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20777 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20778 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20779 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20780 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20781 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20782 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20783 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20784 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20785 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20786 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20787 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20788 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20789 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20790 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20791 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20792 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20794 2009-05-02 Richard Guenther <rguenther@suse.de>
20796 PR tree-optimization/39940
20797 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20800 2009-05-02 Richard Guenther <rguenther@suse.de>
20802 PR middle-end/40001
20803 * tree-ssa.c (execute_update_addresses_taken): Properly check
20804 if we can mark a variable DECL_GIMPLE_REG_P.
20805 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20806 back to the end of the function.
20807 (is_gimple_reg_type): Remove complex type special casing.
20808 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20811 2009-05-02 Ben Elliston <bje@au.ibm.com>
20813 * doc/collect2.texi (Collect2): Document search path behaviour
20814 when configured with --with-ld.
20816 2009-05-02 Jan Hubicka <jh@suse.cz>
20818 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20819 parameter; update callers.
20820 (coalesce_cost_edge): EH edges are costier because they needs
20821 splitting even if not critical and even more costier when there are
20822 multiple EH predecestors.
20824 2009-05-02 Jan Hubicka <jh@suse.cz>
20826 * except.c (remove_eh_handler_and_replace): Handle updating after
20827 removing TRY blocks.
20829 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20831 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20833 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20835 * varasm.c: Do not include c-pragma.h.
20836 * attribs.c: Do not incude c-common.h.
20838 2009-05-01 Michael Matz <matz@suse.de>
20840 * calls.c (initialize_argument_information): Handle SSA names like
20841 decls with a non MEM_P DECL_RTL.
20843 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20845 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20846 * ipa-utils.c: Likewise.
20847 * ipa-type-escape.c: Likewise.
20848 * cgraphunit.c Do not include c-common.h.
20849 * ipa-pure-const.c: Likewise.
20850 * tree-if-conv.c: Likewise.
20851 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20852 * ipa-struct-reorg.c: Likewise.
20853 * tree-nomudflap.c: Likewise.
20854 * tree-ssa-structalias.c: Likewise.
20856 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20858 * store-motion.c: Many cleanups to make this pass a first-class
20859 citizen instead of an appendix to gcse load motion. Add TODO list
20860 to make this pass faster/cleaner/better.
20862 (struct ls_expr): Post gcse.c-split cleanups.
20863 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20864 "stores" field to "avail_stores".
20865 (pre_ldst_mems): Rename to store_motion_mems.
20866 (pre_ldst_table): Rename to store_motion_mems_table.
20867 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20868 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20869 (ldst_entry): Rename to st_expr_entry, update users.
20870 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20871 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20872 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20874 (first_ls_expr): Rename to first_st_expr, update users.
20875 (next_ls_expr): Rename to next_st_expr, update users.
20876 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20877 fields properly for store motion instead of names inherited from load
20879 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20880 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20883 (ae_kill): Rename to st_kill, update users.
20884 (ae_gen): Rename to st_avloc, update users.
20885 (transp): Rename to st_transp, update users.
20886 (pre_insert_map): Rename to st_insert_map, update users.
20887 (pre_delete_map): Rename to st_delete_map, update users.
20888 (insert_store, build_store_vectors, free_store_memory,
20889 one_store_motion_pass): Update for abovementioned changes.
20891 (gcse_subst_count, gcse_create_count): Remove.
20892 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20893 and "n_stores_created", local variables.
20895 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20898 (regvec, compute_store_table_current_insn): Remove.
20899 (reg_set_info, reg_clear_last_set): Remove.
20900 (compute_store_table): Use DF caches instead of local dataflow
20903 2009-05-01 Joseph Myers <joseph@codesourcery.com>
20905 * c-objc-common.c (c_tree_printer): Print identifiers with
20906 pp_identifier, not pp_string. Mark "({anonymous})" for
20908 * c-pretty-print.c (pp_c_ws_string): New.
20909 (pp_c_cv_qualifier, pp_c_type_specifier,
20910 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
20911 pp_c_storage_class_specifier, pp_c_function_specifier,
20912 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
20913 pp_c_primary_expression, pp_c_postfix_expression,
20914 pp_c_unary_expression, pp_c_shift_expression,
20915 pp_c_relational_expression, pp_c_equality_expression,
20916 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
20917 use pp_string and pp_c_ws_string in place of pp_identifier and
20918 pp_c_identifier for non-identifiers. Mark English strings for
20920 * c-pretty-print.h (pp_c_ws_string): Declare.
20922 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
20923 Roland McGrath <roland@redhat.com>
20925 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
20926 (ENABLE_LD_BUILDID): New configuration option.
20927 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
20928 (LINK_BUILDID_SPEC): New macro.
20929 (init_spec): If defined, prepend it between LINK_EH_SPEC and
20931 * doc/install.texi: Document --enable-linker-build-id option.
20932 * configure: Rebuild.
20933 * config.in: Rebuild.
20935 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
20937 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
20938 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
20939 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20940 MIPS_GP_SAVE_AREA_SIZE.
20941 * config/mips/mips.c (struct mips_frame_info): Update comment
20942 before arg_pointer_offset and hard_frame_pointer_offset.
20943 (mips_compute_frame_info): Update diagram before function: to
20944 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
20945 indicate the position of frame_pointer_rtx with -fstack-protector and
20946 to show args_size. Don't allocate cprestore area for leaf functions
20947 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
20949 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
20951 2009-04-30 Michael Matz <matz@suse.de>
20953 PR tree-optimization/39955
20954 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
20956 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
20958 * ira.c (setup_cover_and_important_classes): Use safe macro
20959 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
20961 * genpreds.c (write_tm_preds_h): Output suitable definition of
20962 REG_CLASS_FOR_CONSTRAINT.
20964 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20966 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
20968 * bitmap.c (bitmap_descriptor): Likewise.
20969 * ggc-common.c (loc_descriptor): Likewise.
20970 * varray.c (varray_descriptor): Likewise.
20971 * vec.c (vec_descriptor): Likewise.
20973 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20975 * Makefile.in (dce.o): Add $(EXCEPT_H).
20976 * dce.c: Include except.h and delete redundant vector definitions.
20977 (deletable_insn_p): Return false for non-call insns that can throw
20980 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
20982 * gcse.c (ae_gen): Remove.
20983 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
20984 and make non-static function to make it available in store-motion.c.
20985 Update call sites with search-and-replace.
20986 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
20987 extract_mentioned_regs, extract_mentioned_regs_helper,
20988 find_moveable_store, compute_store_table, load_kills_store, find_loads,
20989 store_killed_in_insn, store_killed_after, store_killed_before,
20990 build_store_vectors, insert_insn_start_basic_block, insert-store,
20991 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20992 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
20993 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
20994 * store-motion.c: ...new file. Also copy data structures from gcse.c
20995 and clean up to remove parts not used by store motion.
20996 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
20997 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
20999 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21002 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21003 when optimizing for size.
21005 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21007 * gcse.c (gcse_constant_p): Fix typo in last change.
21009 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21011 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21013 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21015 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21017 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21019 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21020 CONST_HIGH_PART result.
21022 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21024 * config/avr/avr.c (initial_elimination_offset): Rename to
21025 avr_initial_elimination_offset.
21026 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21027 change return type to bool.
21028 (avr_can_eliminate): New function.
21029 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21030 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21031 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21032 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21033 avr_initial_elimination_offset.
21034 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21035 (avr_initial_elimination_offset): Define.
21037 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21038 Steven Bosscher <steven@gcc.gnu.org>
21040 PR rtl-optimization/39938
21041 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21042 * cfgrtl.c: Include insn-attr.h.
21043 (rest_of_pass_free_cfg): New function.
21044 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21045 * resource.c (init_resource_info): Remove call to df_analyze.
21047 2009-04-29 Richard Guenther <rguenther@suse.de>
21050 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21051 allow conversion to signed integers.
21053 2009-04-29 Richard Guenther <rguenther@suse.de>
21055 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21056 shifts of floating point vectors if the shift amount is
21057 a constant multiple of the element size.
21059 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21060 Michael Matz <matz@suse.de>
21062 PR middle-end/39927
21064 * tree-outof-ssa.c (emit_partition_copy): New function.
21065 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21066 insert_part_to_rtx_on_edge): Perform the partition base var
21067 copy using emit_partition_copy.
21068 (insert_value_copy_on_edge): Convert constants to the right mode.
21069 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21070 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21072 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21074 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21075 scan backwards to try to find a constant to initialize it.
21077 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21078 insn before the loop_end instruction, don't look past labels.
21080 2009-04-29 Richard Guenther <rguenther@suse.de>
21082 PR middle-end/39937
21083 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21084 loose type conversions.
21085 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21086 stmts only if there are no uses of its definition.
21088 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21090 * config/bfin/bfin.h (splitting_loops): Declare.
21091 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21092 Reorder bit definitions to be ascending.
21093 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21094 * config/bfin/bfin.c (splitting_loops): New variable.
21095 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21096 (struct loop_info): Remove members INIT and LOOP_INIT.
21097 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21098 the LSETUP sequence. Allow LC to be loaded from any register, but
21099 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21100 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21102 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21103 of reload_completed.
21106 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21108 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21110 * Makefile.in (PLUGIN_VERSION_H): New.
21111 (OBJS-common): Remove plugin-version.o.
21112 (plugin.o): Depend on (PLUGIN_VERSION_H).
21113 (plugin-version.o): Remove.
21114 * configure: Regenerate
21115 * configure.ac: Create plugin-version.h.
21116 * gcc-plugin.h (plugin_gcc_version): Remove.
21117 (plugin_default_version_check): Change signature.
21118 * plugin-version.c: Remove.
21119 * plugin.c: Include plugin-version.h.
21120 (str_plugin_gcc_version_name): Remove.
21121 (try_init_one_plugin): Pass gcc version to plugin_init.
21122 (plugin_default_version_check): Both gcc and plugin versions are now
21125 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21127 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21128 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21129 Remove special case testing for last insn of inner loops. Don't fail
21130 if the loop ends with a jump, emit an extra nop instead.
21132 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21133 DREGS rather than comparing directly. Remove code that tries to
21134 account for latencies.
21136 2009-04-29 Richard Guenther <rguenther@suse.de>
21138 PR tree-optimization/39941
21139 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21140 eliminating an indirect call.
21142 2009-04-29 Richard Guenther <rguenther@suse.de>
21144 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21145 parameter. Allow invariants as base if !require_lvalue.
21146 (verify_gimple_assign_single): Adjust.
21148 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21150 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21151 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21152 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21153 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21154 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21156 * config/bfin/bfin.c (bfin_expand_builtin,
21157 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21159 2009-04-28 Richard Guenther <rguenther@suse.de>
21161 * tree-vect-loop.c (get_initial_def_for_induction): Use
21162 correct types for pointer increment.
21164 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21166 * toplev.c (print_version): Update GMP version string calculation.
21168 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21170 PR rtl-optimization/39938
21171 * resource.c (init_resource_info): Add call to df_analyze.
21173 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21175 * config/alpha/alpha.md (usegp): Cast the result of
21176 alpha_find_lo_sum_using_gp to enum attr_usegp.
21177 * config/alpha/alpha.c (override_options): Remove end-of-structure
21178 marker element from cpu_table. Use array size of cpu_table to handle
21179 -mcpu and -mtune options.
21180 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21182 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21184 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21185 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21186 tune_32 and tune_64.
21187 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21188 support on PowerPC.
21189 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21190 * config/rs6000/option-defaults.h: ... here. New file.
21191 (OPT_64, OPT_32): Define.
21192 (MASK_64BIT): Define to 0 if not already defined.
21193 (OPT_ARCH64, OPT_ARCH32): Define.
21194 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21197 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21199 * config/arm/arm.c (arm_override_options): Emit error on using
21202 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21204 PR rtl-optimization/39914
21205 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21206 registers for allocnos created from user-defined variables only
21207 when not optimizing.
21209 2009-04-28 Richard Guenther <rguenther@suse.de>
21211 PR middle-end/39937
21212 * fold-const.c (fold_binary): Use distribute_real_division only
21215 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21217 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21218 add hpux-stdint.h to tm_file.
21219 (hppa[12]*-*-hpux11*): Ditto.
21220 (ia64*-*-hpux*): Ditto.
21221 * config/hpux-stdint.h: New.
21222 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21223 __STDC_EXT__ for all compiles.
21224 * config/pa/pa-hpux.h: Ditto.
21225 * config/pa/pa-hpux10.h: Ditto.
21226 * config/pa/pa-hpux11.h: Ditto.
21228 2009-04-28 Catherine Moore <clm@codesourcery.com>
21230 * debug.h (set_name): Add comment.
21232 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21235 * config/darwin.c (machopic_gen_offset): Check
21236 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21237 * config/arm/arm.c (require_pic_register): Likewise.
21239 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21241 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21242 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21243 m32c_promote_prototypes): Delete.
21245 2009-04-28 Michael Matz <matz@suse.de>
21247 PR middle-end/39922
21248 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21251 2009-04-28 Richard Guenther <rguenther@suse.de>
21253 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21255 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21257 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21258 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21259 * config/arm/arm-tune.md: Regenerate.
21261 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21263 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21264 block if there are complex incoming edges.
21265 (sel_merge_blocks): Remove useless assert.
21266 (sel_redirect_edge_and_branch): Check that edge was redirected.
21267 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21268 (sel_find_rgns): Delete declaration.
21269 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21270 the region when it is not a preheader.
21272 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21275 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21277 2009-04-28 Richard Guenther <rguenther@suse.de>
21279 * tree.h (SSA_NAME_VALUE): Remove.
21280 (struct tree_ssa_name): Remove value_handle member.
21281 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21282 array for jump threading.
21283 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21285 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21286 * tree-flow.h (threadedge_initialize_values): Declare.
21287 (threadedge_finalize_values): Likewise.
21288 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21289 (SSA_NAME_VALUE): Define.
21290 (threadedge_initialize_values): New function.
21291 (threadedge_finalize_values): Likewise.
21292 * tree-ssa-dom.c (ssa_name_values): New global variable.
21293 (SSA_NAME_VALUE): Define.
21294 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21296 2009-04-28 Ira Rosen <irar@il.ibm.com>
21298 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21299 Use REPORT_VECTORIZED_LOCATIONS instead
21300 REPORT_VECTORIZED_LOOPS.
21301 * tree-vectorizer.c (vect_verbosity_level): Make static.
21302 (vect_loop_location): Rename to vect_location.
21303 (vect_set_verbosity_level): Update comment.
21304 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21306 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21307 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21308 instead REPORT_UNVECTORIZED_LOOPS.
21309 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21310 and vect_loop_def to vect_external_def and vect_internal_def.
21311 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21312 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21313 REPORT_UNVECTORIZED_LOCATIONS.
21314 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21315 and vect_used_in_loop and to vect_unused_in_scope and
21316 vect_used_in_scope.
21317 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21318 (vect_verbosity_level): Remove declaration.
21319 (vect_analyze_operations): Likewise.
21320 (vect_analyze_stmt): Declare.
21321 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21322 REPORT_UNVECTORIZED_LOCATIONS.
21323 (vect_get_loop_niters): Fix indentation.
21324 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21325 (vect_analyze_loop_operations): New function.
21326 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21327 vect_analyze_operations.
21328 (vect_is_simple_reduction): Use new names.
21329 (vectorizable_live_operation, vect_transform_loop): Likewise.
21330 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21331 to specify whether the data references can be a part of interleaving
21333 (vect_analyze_data_ref_dependence): Use new names.
21334 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21335 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21336 * tree-vect-patterns.c (widened_name_p): Use new names.
21337 (vect_recog_dot_prod_pattern): Likewise.
21338 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21339 (process_use, vect_mark_stmts_to_be_vectorized,
21340 vect_model_simple_cost, vect_model_store_cost,
21341 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21342 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21343 vectorizable_operation, vectorizable_type_demotion,
21344 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21345 vectorizable_condition): Likewise.
21346 (vect_analyze_operations): Split into vect_analyze_loop_operations
21348 (vect_analyze_stmt): ... new function.
21349 (new_stmt_vec_info): Use new names.
21350 (vect_is_simple_use): Use new names and fix comment.
21351 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21352 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21354 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21357 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21358 and integer modes for x87 operands. Do not ICE for unsupported size,
21359 generate error instead. Generate error for unsupported operand types.
21360 ['z']: Do not handle HImode memory operands specially. Warning
21361 for floating-point operands. Fallthru to 'Z' for unsupported operand
21362 types. Do not ICE for unsupported size, generate error instead.
21363 (output_387_binary_op): Use %Z to output operands.
21364 (output_fp_compare): Ditto.
21365 (output_387_reg_move): Ditto.
21367 2009-04-28 Ben Elliston <bje@au.ibm.com>
21372 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21374 * builtins.c (c_strlen): Do not warn here.
21375 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21376 * c-common.c (pointer_int_sum): Take an explicit location.
21377 Warn about offsets out of bounds.
21378 * c-common.h (pointer_int_sum): Adjust declaration.
21380 2009-04-27 Ian Lance Taylor <iant@google.com>
21382 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21384 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21385 * df-core.c (df_set_flags): Change return type to int. Change
21386 type of old_flags to int.
21387 (df_clear_flags): Likewise.
21388 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21389 (df_get_conditional_uses): Likewise.
21390 * df.h (df_set_flags, df_clear_flags): Update declarations.
21391 * dwarf2out.c (struct indirect_string_node): Change type of form
21392 field to enum dwarf_form.
21393 (AT_string_form): Change return type to enum dwarf_form.
21394 * fixed-value.c (fixed_compare): Add cast to enum type.
21395 * fwprop.c (update_df): Change 0 to VOIDmode.
21396 * gensupport.c: Change 0 to UNKNOWN.
21397 * gimple.h (gimple_cond_code): Add cast to enum type.
21398 * haifa-sched.c (reemit_notes): Add cast to enum type.
21399 * hooks.c (hook_int_void_no_regs): Remove function.
21400 * hooks.h (hook_int_void_no_regs): Remove declaration.
21401 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21402 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21403 * real.c (real_arithmetic): Add cast to enum type.
21404 (real_compare): Likewise.
21405 * target.h (struct gcc_target): Change return type of
21406 branch_target_register_class to enum reg_class.
21407 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21408 default_branch_target_register_class.
21409 * targhooks.c (default_branch_target_register_class): New function.
21410 * targhooks.h (default_branch_target_register_class): Declare.
21411 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21412 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21414 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21416 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21417 vect_uninitialized_def. Change 0 to ERROR_MARK.
21418 * tree-vect-stmts.c (supportable_widening_operation): Don't
21419 initialize icode1 and icode2.
21420 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21421 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21423 (cmn_err_flag_specs): Change 0 to STD_C89.
21424 (cmn_err_char_table): Likewise.
21425 * config/arm/arm.c (get_arm_condition_code): Change type of code
21426 to enum arm_cond_code.
21427 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21428 (IWMMXT_BUILTIN2): Likewise.
21429 (neon_builtin_type_bits): Don't define typedef.
21430 (neon_builtin_datum): Change type of bits field to int.
21431 (arm_expand_neon_args): Add cast to enum type.
21432 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21434 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21435 casts to enum type.
21436 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21438 * config/mips/mips.md (jal_macro): Return enum constant.
21439 (single_insn): Likewise.
21440 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21442 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21443 casts to enum type.
21444 * config/s390/s390.c (s390_tune_flags): Change type to int.
21445 (s390_arch_flags): Likewise.
21446 (s390_handle_arch_option): Change flags field of struct pta to int.
21447 * config/s390/s390.h (s390_tune_flags): Update declaration.
21448 (s390_arch_flags): Likewise.
21449 * config/sh/sh.c (prepare_move_operands): Compare
21450 tls_symbolic_operand result with enum constant.
21451 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21452 (sh_expand_prologue): Add cast to enum type.
21453 (sh_expand_epilogue): Likewise.
21454 (tls_symbolic_operand): Change return type to enum tls_model.
21455 (fpscr_set_from_mem): Add cast to enum type.
21456 (legitimize_pic_address): Compare tls_symbolic_operand result with
21458 (sh_target_reg_class): Change return type to enum reg_class.
21459 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21461 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21462 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21463 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21464 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21465 (delayed_branch, tls_call_delay): Likewise.
21466 (eligible_for_sibcall_delay): Likewise.
21467 (eligible_for_return_delay): Likewise.
21468 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21469 (spu_expand_builtin_1): Likewise.
21471 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21472 for all types of conversions.
21473 (output_init_element): Issue -Wc++-compat warning if needed when
21474 initializing a bitfield with enum type.
21475 * c-parser.c (c_parser_expression): Set original_type to
21476 original_type of right hand operand of comma operator.
21478 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21480 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21482 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21483 * doc/cpp.texi (Standard Predefined Macros)
21484 (Implementation-defined behavior): Likewise.
21485 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21486 * doc/gimple.texi (GIMPLE Exception Handling)
21487 (@code{GIMPLE_ASSIGN}): Likewise.
21488 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21489 * doc/invoke.texi (Warning Options, Optimize Options)
21490 (AVR Options, Darwin Options): Likewise.
21491 (Optimize Options): Reformulate -fwhole-program description.
21492 * doc/loop.texi (Lambda): Likewise.
21493 * doc/md.texi (Output Template, Define Constraints)
21494 (Standard Names, Insn Splitting): Likewise.
21495 * doc/options.texi (Option properties): Likewise.
21496 * doc/passes.texi (Tree-SSA passes): Likewise.
21497 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21498 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21499 (File Names and DBX): Likewise.
21500 * doc/trouble.texi (Incompatibilities): Likewise.
21502 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21504 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21505 instruction is correct.
21507 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21509 Allow non-constant arguments to conversion intrinsics.
21510 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21511 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21512 * spu.c (print_operand): Handle 'v' and 'w'.
21513 (exp2_immediate_p, spu_gen_exp2): Define.
21514 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21515 spu_convtf_1): Update parameter descriptions.
21516 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21517 * constraints.md ('v', 'w'): New.
21518 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21520 (i2f, I2F): New define_mode_attr.
21521 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21522 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21523 fixuns_truncv4sfv4si2): Update to use mode attribute.
21524 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21525 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21526 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21527 patterns for combine.
21529 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21531 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21532 (cprop, hoist, pre, store_motion): New debug counters.
21533 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21534 is not an RTL pass anymore.
21535 (pass_profiling): Remove extern decl for pass removed in 2005.
21536 (pass_gcse, pass_jump_bypass): Remove.
21537 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21538 to 0 for clean state.
21539 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21540 * cse.c (gate_handle_cse_after_global_opts,
21541 rest_of_handle_cse_after_global_opts): New functions.
21542 (pass_cse_after_global_opts): New pass, does local CSE.
21543 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21544 (TV_CPROP): New timevar.
21545 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21546 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21547 (gcse_main, recompute_all_luids): Remove.
21548 (compute_hash_table_work): Call max_reg_num instead of reading
21550 (cprop_jump): Don't set run_jump_opt_after_gcse.
21551 (constprop_register): Always allow to alter jumps.
21552 (cprop_insn): Likewise.
21553 (do_local_cprop): Likewise.
21554 (local_cprop_pass): Likewise. Return non-zero if something changed.
21555 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21556 (find_implicit_sets): Add note about missed optimization opportunity.
21557 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21558 pass_rtl_cprop execute function.
21559 Don't bother tracking the pass number, each pass gets its own dumpfile
21561 Always allow to alter jumpsand bypass jumps.
21562 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21563 will just find no suitable set.
21564 (pre_edge_insert): Fix dumping, this function is for PRE only.
21565 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21566 pass_rtl_pre execute function.
21567 (hoist_code): Return non-zero if something changed. Keep track of
21568 substitutions and insertions for statistics gathering similar to PRE.
21569 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21570 called from the pass_rtl_hoist execute function. Show pass statistics.
21571 (compute_store_table): Use max_reg_num directly instead of using the
21572 formerly global max_gcse_regno.
21573 (build_store_vectors): Likewise.
21574 (replace_store_insn): Fix dumping.
21575 (store_motion): Rename to ...
21576 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21577 pass, called from the pass_rtl_store_motion execute function. Keep
21578 track of substitutions and insertions for statistics gathering similar
21580 (bypass_jumps): Remove, fold interesting bits into ...
21581 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21582 from the pass_rtl_cprop execute function.
21583 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21584 pass_jump_bypass): Remove.
21585 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21586 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21587 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21588 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21589 (gate_rtl_store_motion, execute_rtl_store_motion,
21590 pass_rtl_store_motion): New.
21591 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21592 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21593 * passes.c (init_optimization_passes): Remove pass_gcse and
21594 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21595 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21596 instead of pass_jump_bypass.
21598 2009-04-27 Richard Guenther <rguenther@suse.de>
21600 PR middle-end/39928
21601 * gimplify.c (gimplify_expr): If we are required to create
21602 a temporary make sure it ends up as register.
21604 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21607 * config/i386/i386.c (construct_container): Don't call
21608 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21609 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21611 2009-04-27 Michael Matz <matz@suse.de>
21613 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21614 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21615 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21616 (dump_replaceable_exprs): Take a bitmap.
21617 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21619 (expand_gimple_basic_block): Likewise.
21620 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21621 replaceable_expressions member a bitmap.
21622 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21623 (mark_replaceable): Likewise.
21624 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21625 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21627 2009-04-27 Richard Guenther <rguenther@suse.de>
21629 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21630 (verify_stmts): Dispatch to gimple/type verification code.
21631 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21632 issue with call argument types.
21634 2009-04-27 Michael Matz <matz@suse.de>
21636 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21637 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21640 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21641 Eric Botcazou <ebotcazou@adacore.com>
21643 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21644 a label's basic block.
21645 (mark_target_live_regs): Tidy and rework obsolete comments.
21646 Change back DF problem to LIVE. If a label starts a basic block,
21647 assume that all registers that used to be live then still are.
21648 (init_resource_info): If a label starts a basic block, set its
21649 BLOCK_FOR_INSN accordingly.
21650 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21652 2009-04-27 Richard Guenther <rguenther@suse.de>
21654 * tree-flow-inline.h (function_ann): Remove.
21655 (get_function_ann): Likewise.
21656 * tree-dfa.c (create_function_ann): Remove.
21657 * tree-flow.h (struct static_var_ann_d): Remove.
21658 (struct function_ann_d): Likewise.
21659 (union tree_ann_d): Remove fdecl member.
21660 (function_ann_t): Remove.
21661 (function_ann, get_function_ann, create_function_ann): Remove
21664 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21666 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21668 2009-04-27 Jan Hubicka <jh@suse.cz>
21670 * ipa-pure-const.c (struct funct_state_d): New fields
21671 state_previously_known, looping_previously_known; remove
21672 state_set_in_source.
21673 (analyze_function): Use new fields.
21674 (propagate): Avoid assumption that state_set_in_source imply
21677 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21678 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21679 * cfgloop.h (finite_loop_p): Declare.
21681 2009-04-26 Michael Matz <matz@suse.de>
21683 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21685 2009-04-26 Michael Matz <matz@suse.de>
21687 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21688 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21689 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21690 pass_mark_used_blocks): Remove.
21691 * tree-optimize.c (pass_free_datastructures,
21692 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21693 * passes.c (init_optimization_passes): Don't call
21694 pass_mark_used_blocks, remove dead code.
21696 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21698 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21699 * tree-ssa-live.h (register_ssa_partition): Likewise.
21701 2009-04-26 Michael Matz <matz@suse.de>
21704 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21705 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21706 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21708 (compare_pairs): Swap cost comparison.
21709 (coalesce_ssa_name): Don't use change_partition_var.
21710 * tree-nrv.c (struct nrv_data): Add modified member.
21711 (finalize_nrv_r): Set it.
21712 (tree_nrv): Use it to update statements.
21713 (pass_nrv): Require PROP_ssa.
21714 * tree-mudflap.c (mf_decl_cache_locals,
21715 mf_build_check_statement_for): Use make_rename_temp.
21716 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21717 * alias.c (find_base_decl): Handle SSA names.
21718 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21719 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21720 * rtl.h (set_reg_attrs_for_parm): Declare.
21721 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21722 to "optimized", remove unused locals at finish.
21723 (execute_free_datastructures): Make global, call
21724 delete_tree_cfg_annotations.
21725 (execute_free_cfg_annotations): Don't call
21726 delete_tree_cfg_annotations.
21728 * ssaexpand.h: New file.
21729 * expr.c (toplevel): Include ssaexpand.h.
21730 (expand_assignment): Handle SSA names the same as register variables.
21731 (expand_expr_real_1): Expand SSA names.
21732 * cfgexpand.c (toplevel): Include ssaexpand.h.
21733 (SA): New global variable.
21734 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21735 (SSAVAR): New macro.
21736 (set_rtl): New helper function.
21737 (add_stack_var): Deal with SSA names, use set_rtl.
21738 (expand_one_stack_var_at): Likewise.
21739 (expand_one_stack_var): Deal with SSA names.
21740 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21741 before unique numbers.
21742 (expand_stack_vars): Use set_rtl.
21743 (expand_one_var): Accept SSA names, add asserts for them, feed them
21744 to above subroutines.
21745 (expand_used_vars): Expand all partitions (without default defs),
21746 then only the local decls (ignoring those expanded already).
21747 (expand_gimple_cond): Remove edges when jumpif() expands an
21748 unconditional jump.
21749 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21750 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21752 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21753 members of SA; deal with PARM_DECL partitions here; expand
21754 all PHI nodes, free tree datastructures and SA. Commit instructions
21755 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21756 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21757 info and statements at start, collect garbage at finish.
21758 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21759 (VAR_ANN_PARTITION) Remove.
21760 (change_partition_var): Don't declare.
21761 (partition_to_var): Always return SSA names.
21762 (var_to_partition): Only accept SSA names.
21763 (register_ssa_partition): Only check argument.
21764 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21766 (delete_var_map): Don't free it.
21767 (var_union): Only accept SSA names, simplify.
21768 (partition_view_init): Mark only useful SSA names as used.
21769 (partition_view_fini): Only deal with SSA names.
21770 (change_partition_var): Remove.
21771 (dump_var_map): Use ssa_name instead of partition_to_var member.
21772 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21774 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21775 (struct _elim_graph): New member const_dests; nodes member vector of
21777 (set_location_for_edge): New static helper.
21778 (create_temp): Remove.
21779 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21780 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21781 (new_elim_graph): Allocate const_dests member.
21782 (clean_elim_graph): Truncate const_dests member.
21783 (delete_elim_graph): Free const_dests member.
21784 (elim_graph_size): Adapt to new type of nodes member.
21785 (elim_graph_add_node): Likewise.
21786 (eliminate_name): Likewise.
21787 (eliminate_build): Don't take basic block argument, deal only with
21788 partition numbers, not variables.
21789 (get_temp_reg): New static helper.
21790 (elim_create): Use it, deal with RTL temporaries instead of trees.
21791 (eliminate_phi): Adjust all calls to new signature.
21792 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21793 (rewrite_trees): Only do checking.
21794 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21795 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21796 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21797 contains_tree_r, MAX_STMTS_IN_LATCH,
21798 process_single_block_loop_latch, analyze_edges_for_bb,
21799 perform_edge_inserts): Remove.
21800 (expand_phi_nodes): New global function.
21801 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21802 functions, initialize new parameter, remember partitions having a
21804 (finish_out_of_ssa): New global function.
21805 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21806 don't reset in_ssa_p here, don't disable TER when mudflap.
21807 (pass_del_ssa): Remove.
21808 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21810 (execute_free_datastructures): Declare.
21811 * Makefile.in (SSAEXPAND_H): New variable.
21812 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21813 * basic-block.h (commit_one_edge_insertion): Declare.
21814 * passes.c (init_optimization_passes): Move pass_nrv and
21815 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21816 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21817 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21818 (redirect_branch_edge): Deal with super block when expanding, split
21819 out jump patching itself into ...
21820 (patch_jump_insn): ... here, new static helper.
21822 2009-04-26 Michael Matz <matz@suse.de>
21824 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21825 beyond num_ssa_names.
21826 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21827 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21829 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21831 PR inline-asm/39543
21832 * fwprop.c (forward_propagate_asm): New function.
21833 (forward_propagate_and_simplify): Propagate also into __asm, if it
21834 doesn't increase the number of referenced registers.
21837 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21839 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21841 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21842 note_nonlocal_vla_type for nonlocal VLAs.
21843 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21844 contains_remapped_vars, remap_vla_decls): New functions.
21845 (convert_nonlocal_reference_stmt): If not optimizing, call
21846 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21847 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21848 if it wasn't found in var_map.
21849 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21850 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21851 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21853 * gimplify.c (nonlocal_vlas): New variable.
21854 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21856 (gimplify_body): Create and destroy nonlocal_vlas.
21858 * dwarf2out.c (loc_descr_plus_const): New function.
21859 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21860 mem_loc_descriptor, loc_descriptor_from_tree_1,
21861 descr_info_loc, gen_variable_die): Use it.
21863 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21864 !TREE_STATIC VAR_DECLs.
21865 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21866 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21867 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21868 DECL_BY_REFERENCE is valid.
21869 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21870 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21871 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21872 Copy DECL_BY_REFERENCE.
21873 (struct nesting_copy_body_data): New type.
21874 (nesting_copy_decl): New function.
21875 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21876 if they have variable length.
21878 2009-04-26 Michael Matz <matz@suse.de>
21880 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21881 mark new temporaries for renaming.
21883 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21886 * c-decl.c (global_bindings_p): Return negative value.
21887 (c_variable_size): New. Based on variable_size from
21889 (grokdeclarator): Call c_variable_size not variable_size.
21891 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21893 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21895 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21897 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21898 Redefine it to just use mingw/include.
21899 (ASM_SPEC): Rules for -m32 and -m64.
21900 (LINK_SPEC): Use Likewise.
21901 (SPEC_32): New define.
21902 (SPEC_64): Likewise.
21903 (SUB_LINK_SPEC): Likewise.
21904 (MULTILIB_DEFAULTS): New define.
21905 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
21906 Add multilib options.
21907 (MULTILIB_DIRNAMES): Likewise.
21908 (MULTILIB_OSDIRNAMES): Likewise.
21909 (LIBGCC): Likewise.
21910 (INSTALL_LIBGCC): Likewise.
21912 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21915 * c-tree.h (enum c_inline_static_type): New.
21916 (record_inline_static): Declare.
21917 * c-decl.c (struct c_inline_static, c_inline_statics,
21918 record_inline_static, check_inline_statics): New.
21919 (pop_file_scope): Call check_inline_statics.
21920 (start_decl): Call record_inline_static instead of pedwarning
21921 directly for static in inline function.
21922 * c-typeck.c (build_external_ref): Call record_inline_static
21923 instead of pedwarning directly for static referenced in inline
21926 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
21928 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
21929 not new but only being rescanned.
21930 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
21931 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
21932 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
21933 record_set_info, compute_set, grealloc): Remove.
21934 (recompute_all_luids): New function.
21935 (gcse_main): Don't compute sets, and don't do related memory
21936 allocations/free-ing. If something changed before the end of the
21937 pass, update LUIDs using recompute_all_luids.
21938 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
21939 (free_gcse_mem): Don't free it either.
21940 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
21941 Use the df insn LUIDs.
21942 (load_killed_in_block): Likewise.
21943 (compute_hash_table_work): Don't compute reg_set_in_block.
21944 (compute_transp): Use DF_REG_DEF_CHAINs.
21945 (local_cprop_pass): Don't use compute_sets and related functions.
21946 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
21947 Use get_max_uid() instead of max_cuid.
21948 (insert_insn_end_basic_block, pre_insert_copy_insn,
21949 update_ld_motion_stores): Don't try to
21950 keep reg_set tables up to date.
21951 (pre_insert_copies): Use df insn LUIDs.
21952 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
21953 (reg_set_info): Don't use extra bitmap argument.
21954 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
21955 information to compute regs_set_in_block.
21956 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
21957 (bypass_jumps): Don't use compute_sets and friends.
21959 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21962 * opts.c (undocumented_msg): Do not leave blank even with
21965 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21967 * c-decl.c (build_enumerator): Allow values folding to integer
21968 constants but not integer constant expressions with a pedwarn if
21971 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21974 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
21975 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
21976 type is an integer constant.
21978 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21981 * config/i386/i386.c (print_operand) ['z']: Revert handling of
21984 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21987 * c-decl.c (grokdeclarator): Diagnose declarations of functions
21988 with variably modified return type and no storage class
21989 specifiers, except for the case of nested functions. Distinguish
21990 extern declarations of functions with variably modified return
21991 types from those of objects with variably modified types.
21993 2009-04-25 Jan Hubicka <jh@suse.cz>
21995 * tree.c (list_equal_p): New function.
21996 * tree.h (list_equal_p): Declare.
21997 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21998 basic_block_def, basic_block, const_basic_block): New.
21999 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22000 (redirect_eh_edge): New function.
22001 (make_eh_edge_update_phi): EH edges are not abnormal.
22002 * except.c: Include tree-flow.h.
22003 (list_match): New function.
22004 (eh_region_replaceable_by_p): New function.
22005 (replace_region): New function.
22006 (hash_type_list): New function.
22007 (hash_eh_region): New function.
22008 (eh_regions_equal_p): New function.
22009 (merge_peers): New function.
22010 (remove_unreachable_regions): Verify EH tree when checking;
22012 (copy_eh_region_1): New function.
22013 (copy_eh_region): New function.
22014 (push_reachable_handler): New function.
22015 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22016 regions without label but with live RESX.
22017 * except.h (redirect_eh_edge_to_label): New.
22018 * tree-flow.h (redirect_eh_edge): New.
22019 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22020 basic_block_def, basic_block, const_basic_block): Remove.
22021 * Makefile.in (except.o): Add dependency on tree-flow.h
22022 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22023 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22026 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22029 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22030 on the destination of memcpy.
22032 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22034 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22035 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22036 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22038 2009-04-25 Jan Hubicka <jh@suse.cz>
22040 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22041 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22042 to be reached by different label than left.
22043 (update_eh_edges): Update comment; remove edge_to_remove if possible
22044 and return true if suceeded.
22045 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22046 (cleanup_eh): Compute sharing map.
22047 * except.c (remove_eh_handler_and_replace): Add argument if we should
22049 (remove_unreachable_regions): Update for label sharing.
22050 (label_to_region_map): Likewise.
22051 (get_next_region_sharing_label): New function.
22052 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22054 (remove_eh_handler): Update.
22055 (remove_eh_region_and_replace_by_outer_of): New function.
22056 * except.h (struct eh_region): Add next_region_sharing_label.
22057 (remove_eh_region_and_replace_by_outer_of,
22058 get_next_region_sharing_label): Declare.
22059 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22061 2009-04-25 Jan Hubicka <jh@suse.cz>
22063 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22064 insert code even if they are not critical.
22066 2009-04-25 Jan Hubicka <jh@suse.cz>
22068 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22069 (gimple_can_remove_branch_p): EH edges won't remove branch by
22071 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22072 updating of non-abnormal EH edges.
22073 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22074 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22075 (split_critical_edges): Split also edges where emitting code on them
22076 will lead to splitting later.
22078 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22079 H.J. Lu <hongjiu.lu@intel.com>
22082 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22083 the configured assembler supports fildq and fistpq mnemonics.
22084 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22085 * configure: Regenerated.
22086 * config.in: Ditto.
22088 * config/i386/i386.c (print_operand): Handle 'Z'.
22089 ['z']: Remove handling of special fild/fist suffixes.
22090 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22091 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22092 suffix of fild insn.
22093 (*floatsi<mode>2_vector_mixed): Ditto.
22094 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22095 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22096 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22097 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22098 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22100 2009-04-25 Ben Elliston <bje@au.ibm.com>
22102 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22103 the source of a set operation.
22105 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22107 * target.h (struct gcc_target): Add case_values_threshold field.
22108 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22109 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22110 * targhooks.c (default_case_values_threshold): New function.
22111 * targhooks.h (default_case_values_threshold): Declare function.
22112 * stmt.c (expand_case): Use case_values_threshold target hook.
22113 * expr.h (case_values_threshold): Remove declartation.
22114 * expr.c (case_values_threshold): Remove function.
22115 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22117 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22118 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22119 (avr_case_values_threshold): Declare as static.
22120 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22122 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22123 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22124 (mn10300_case_values_threshold): New function.
22126 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22128 * ira.c (setup_cover_and_important_classes): Add enum cast.
22130 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22132 * genpreds.c (write_enum_constraint_num): Output definition of
22133 CONSTRAINT_NUM_DEFINED_P macro.
22134 * ira.c (setup_cover_and_important_classes): Use
22135 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22137 2009-04-24 DJ Delorie <dj@redhat.com>
22139 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22140 __SH2A_SINGLE_ONLY__ also.
22142 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22144 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22145 (movdf_internal): Ditto.
22146 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22147 SFmode and DFmode constants.
22148 (ia64_print_operand): Add 'G' format for printing
22149 floating point constants.
22151 2009-04-24 Richard Guenther <rguenther@suse.de>
22153 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22154 from unsigned additions.
22156 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22158 * c-typeck.c (set_init_index): Allow array designators that are
22159 not integer constant expressions with a pedwarn if pedantic.
22161 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22163 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22164 zero if no overlap in nonzero bits between the operands.
22166 2009-04-24 Ian Lance Taylor <iant@google.com>
22168 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22169 (record_dead_and_set_regs): Likewise.
22170 * df.h (struct df_mw_hardreg): Change flags field to int.
22171 (struct df_base_ref): Likewise.
22172 (struct df): Change changeable_flags field to int.
22173 * df-scan.c (df_defs_record): Change clobber_flags to int.
22174 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22175 constants rather than #define macros.
22176 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22177 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22178 (enum dwarf_calling_convention): Likewise.
22179 (enum dwarf_line_number_x_ops): Likewise.
22180 (enum dwarf_call_frame_info): Likewise.
22181 (enum dwarf_source_language): Likewise.
22182 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22183 (add_calling_convention_attribute): Likewise.
22184 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22185 (combine_comparisons): Change compcode to int. Add cast to enum type.
22186 * genrecog.c (maybe_both_true_2): Change c to int.
22187 (write_switch): Likewise. Add cast to enum type.
22188 * gimplify.c (gimplify_omp_for): Handle return values from
22189 gimplify_expr using MIN rather than bitwise or.
22190 (gimplify_expr): Add cast to enum type.
22191 * ipa-prop.c (update_jump_functions_after_inlining): Change
22192 IPA_BOTTOM to IPA_JF_UNKNOWN.
22193 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22194 Add casts to enum type.
22195 (setup_cover_and_important_classes): Change cl to int. Add casts
22197 (setup_class_translate): Change cl and mode to int.
22198 (ira_init_once): Change mode to int.
22199 (free_register_move_costs): Likewise.
22200 (setup_prohibited_mode_move_regs): Add casts to enum type.
22201 * langhooks.c (add_builtin_function_common): Rework assertion that
22202 value fits bitfield.
22203 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22204 * omega.c (omega_do_elimination): Avoid math on enum types.
22205 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22206 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22207 int local to handle integral_argment value.
22208 * regmove.c (try_auto_increment): Change PUT_MODE to
22210 * reload.c (push_secondary_reload): Add casts to enum type.
22211 (secondary_reload_class, find_valid_class): Likewise.
22212 * reload1.c (emit_input_reload_insns): Likewise.
22213 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22214 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22215 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22217 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22218 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22220 (expand_complex_libcall): Add casts to enum type.
22221 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22222 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22223 with ERROR_MARK, not NUM_TREE_CODES.
22224 (vect_create_epilog_for_reduction): Likewise.
22225 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22226 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22227 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22229 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22230 vect_unused_in_loop. Change 0 to loop_vect.
22231 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22232 * var-tracking.c (get_init_value): Change return type to enum
22234 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22235 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22237 (arm_override_options): Add casts to enum type.
22238 (arm_emit_tls_decoration): Likewise.
22239 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22241 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22242 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22243 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22245 * config/s390/s390.c (code_for_builtin_64): Change to array of
22247 (code_for_builtin_31): Likewise.
22248 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22250 * config/sparc/sparc.c (sparc_override_options): Change value
22251 field in struct code_model to enum cmodel. In initializer change
22252 0 to NULL and add cast to enum type.
22254 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22255 Change all callers. Issue a -Wc++-compat warning using
22256 lhs_origtype if necessary.
22257 (convert_for_assignment): Issue -Wc++-compat warnings about
22258 invalid conversions to enum type on assignment.
22259 * c-common.h (build_modify_expr): Update declaration.
22261 2009-04-24 Nick Clifton <nickc@redhat.com>
22263 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22264 (function_arg_advance): Likewise.
22265 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22268 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22270 * config/s390/constraints.md ('I', 'J'): Fix condition.
22272 2009-04-24 Diego Novillo <dnovillo@google.com>
22274 * gengtype-parse.c (parse_error): Add newline after message.
22276 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22278 * config/i386/sse.md (avxmodesuffixs): Removed.
22279 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22280 (*avx_pinsr<ssevecsize>): This.
22282 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22284 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22285 follow chains of regs with a single definition, and allow expressions
22286 that are function_invariant_p.
22287 (simple_rhs_p): Allow expressions that are function_invariant_p.
22289 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22291 PR middle-end/39867
22292 * fold-const.c (fold_cond_expr_with_comparison): When folding
22293 > and >= to MAX, make sure the MAX uses the same type as the
22294 comparison's operands.
22296 2009-04-24 Nick Clifton <nickc@redhat.com>
22298 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22299 addressing for DImode accesses.
22300 (frv_print_operand_address): Handle PLUS case.
22301 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22303 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22305 PR rtl-optimization/39794
22306 * alias.c (canon_true_dependence): Add x_addr argument.
22307 * rtl.h (canon_true_dependence): Adjust prototype.
22308 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22309 * cselib.c (cselib_invalidate_mem): Likewise.
22310 * gcse.c (compute_transp): Likewise.
22311 * dse.c (scan_reads_nospill): Likewise.
22312 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22313 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22314 canon_base_addr of the group, plus optional offset.
22315 (struct group_info): Rename canon_base_mem to
22317 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22318 canon_rtx of base_mem.
22320 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22322 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22323 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22325 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22327 * config/spu/spu-builtins.h: Delete file.
22329 * config/spu/spu.h (enum spu_builtin_type): Move here from
22331 (struct spu_builtin_description): Likewise. Add GTY marker.
22332 Do not use enum spu_function_code or enum insn_code.
22333 (spu_builtins): Add extern declaration.
22335 * config/spu/spu.c: Do not include "spu-builtins.h".
22336 (enum spu_function_code, enum spu_builtin_type_index,
22337 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22338 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22339 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22340 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22341 (spu_builtin_types): Make static. Add GTY marker.
22342 (spu_builtins): Add extern declaration with GTY marker.
22343 Include "gt-spu.h".
22345 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22346 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22347 Check programmatically whether all parameters are scalar.
22349 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22351 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22353 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22354 assignment from the constructor either if the target is volatile.
22356 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22358 * config/arm/arm.md (insv): Do not share operands[0].
22360 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22362 * config/vxlib-tls.c (active_tls_threads): Delete.
22363 (delete_hook_installed): New.
22364 (tls_delete_hook): Don't delete the delete hook.
22365 (tls_destructor): Delete it here.
22366 (__gthread_set_specific): Adjust installing the delete hook.
22367 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22368 __gthread_leave_tsd_dtor_context.
22370 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22372 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22374 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22376 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22378 (alpha_rtx_costs): Ditto.
22379 (emit_unlikely_jump): Use add_reg_note.
22380 (emit_frame_store_1): Ditto.
22381 (alpha_expand_prologue): Ditto.
22382 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22383 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22385 2009-04-23 Nick Clifton <nickc@redhat.com>
22387 * config/v850/v850.md (epilogue): Remove suppressed code.
22388 (return): Rename to return_simple and remove test of frame size.
22389 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22390 to gen_return_simple.
22392 2009-04-22 Jing Yu <jingyu@google.com>
22395 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22397 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22400 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22401 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22402 value is a VECTOR_CST, the element type is the element type of the
22405 2009-04-22 DJ Delorie <dj@redhat.com>
22407 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22409 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22411 * alias.c (find_base_term): Move around LO_SUM case, so that
22412 CONST falls through into PLUS/MINUS handling.
22415 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22416 into 0, use omit_one_operand.
22418 2009-04-23 Ben Elliston <bje@au.ibm.com>
22420 * config/rs6000/linux-unwind.h (get_regs): Remove type
22421 puns. Change the type of `pc' to an array of unsigned ints and
22422 update all users. Constify frame24.
22424 2009-04-22 DJ Delorie <dj@redhat.com>
22426 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22427 declarations before code.
22428 (current_function_special_page_vector): Likewise.
22429 (m32c_expand_insv): Silence a warning.
22431 2009-04-21 Taras Glek <tglek@mozilla.com>
22433 * alias.c: Update GTY annotations to new syntax.
22434 * basic-block.h: Likewise.
22435 * bitmap.h: Likewise.
22436 * c-common.h: Likewise.
22437 * c-decl.c: Likewise.
22438 * c-parser.c: Likewise.
22439 * c-pragma.c: Likewise.
22440 * c-tree.h: Likewise.
22441 * cfgloop.h: Likewise.
22442 * cgraph.h: Likewise.
22443 * config/alpha/alpha.c: Likewise.
22444 * config/arm/arm.h: Likewise.
22445 * config/avr/avr.h: Likewise.
22446 * config/bfin/bfin.c: Likewise.
22447 * config/cris/cris.c: Likewise.
22448 * config/darwin.c: Likewise.
22449 * config/frv/frv.c: Likewise.
22450 * config/i386/i386.c: Likewise.
22451 * config/i386/i386.h: Likewise.
22452 * config/i386/winnt.c: Likewise.
22453 * config/ia64/ia64.h: Likewise.
22454 * config/iq2000/iq2000.c: Likewise.
22455 * config/mips/mips.c: Likewise.
22456 * config/mmix/mmix.h: Likewise.
22457 * config/pa/pa.c: Likewise.
22458 * config/pa/pa.h: Likewise.
22459 * config/rs6000/rs6000.c: Likewise.
22460 * config/s390/s390.c: Likewise.
22461 * config/sparc/sparc.c: Likewise.
22462 * config/xtensa/xtensa.c: Likewise.
22463 * cselib.h: Likewise.
22464 * dbxout.c: Likewise.
22465 * dwarf2out.c: Likewise.
22466 * except.c: Likewise.
22467 * except.h: Likewise.
22468 * fixed-value.h: Likewise.
22469 * function.c: Likewise.
22470 * function.h: Likewise.
22471 * gimple.h: Likewise.
22472 * integrate.c: Likewise.
22473 * optabs.c: Likewise.
22474 * output.h: Likewise.
22475 * real.h: Likewise.
22477 * stringpool.c: Likewise.
22478 * tree-data-ref.c: Likewise.
22479 * tree-flow.h: Likewise.
22480 * tree-scalar-evolution.c: Likewise.
22481 * tree-ssa-address.c: Likewise.
22482 * tree-ssa-alias.h: Likewise.
22483 * tree-ssa-operands.h: Likewise.
22484 * tree.c: Likewise.
22485 * tree.h: Likewise.
22486 * varasm.c: Likewise.
22487 * varray.h: Likewise.
22489 * coretypes.h: Do not define GTY macro if it is already defined.
22490 * doc/gty.texi: Update GTY documentation to new syntax.
22491 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22492 annotations on structs.
22493 * gengtype-parse.c: Likewise.
22495 2009-04-22 Mark Heffernan <meheff@google.com>
22497 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22499 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22501 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22504 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22506 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22507 the same as a PLUS without a shift. Increase the cost of a
22510 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22512 * Makefile.in: Update dependencies.
22513 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22514 * errors.h: Remove bogus comment about compatibility.
22515 (warning): Update declaration.
22516 * genautomata.c: Update all calls to warning.
22517 * gimple.c: Do not include errors.h. Include toplev.h.
22518 * tree-ssa-structalias.c: Do not include errors.h.
22519 * omega.c: Likewise.
22520 * tree-ssa-reassoc.c: Likewise.
22521 * config/spu/spu-c.c: Likewise.
22522 * config/spu/t-spu-elf: Update dependencies.
22524 2009-04-22 Richard Guenther <rguenther@suse.de>
22526 PR tree-optimization/39824
22527 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22528 make sure the types are compatible.
22530 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22533 * c-common.c (c_parse_error): Take a token_flags parameter.
22534 Use token_type for the token type instead.
22535 Pass token_flags to cpp_type2name.
22536 * c-common.h (c_parse_error): Update declaration.
22537 * c-parser.c (c_parser_error): Pass 0 as token flags.
22539 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22541 PR rtl-optimization/39580
22542 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22544 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22546 * function.c (expand_function_end): Do not emit a jump to the "naked"
22547 return label for fall-through returns.
22548 * except.c (sjlj_emit_function_exit): Always place the call to the
22549 unregister function at the location installed by expand_function_end.
22551 2009-04-22 Richard Guenther <rguenther@suse.de>
22553 PR tree-optimization/39845
22554 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22555 (gen_inbound_check): Likewise.
22557 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22559 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22561 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22562 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22564 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22566 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22567 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22568 shift counts to avoid out-of-bounds array accesses.
22570 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22572 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22573 (Pmode): Move above.
22575 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22577 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22578 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22579 GET_CODE macro. Use IN_RANGE macro where appropriate.
22580 * config/alpha/alpha.h: Ditto.
22581 * config/alpha/alpha.md: Ditto.
22582 * config/alpha/constraints.md: Ditto.
22583 * config/alpha/predicates.md: Ditto.
22585 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22587 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22588 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22589 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22590 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22591 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22592 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22593 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22594 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22595 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22596 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22597 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22598 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22599 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22600 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22601 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22602 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22603 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22604 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22605 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22606 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22607 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22608 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22609 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22610 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22611 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22612 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22613 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22615 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22617 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22618 references from comments.
22619 * cfgbuild.c (count_basic_blocks): Delete.
22620 (find_basic_blocks_1): Delete.
22621 (find_basic_blocks): Delete.
22622 * except.c (finish_eh_generation): Make static. Move comment from
22623 except.h here. Remove find_basic_blocks references from comments.
22624 * except.h (finish_eh_generation): Delete.
22625 * basic-block.h (find_basic_blocks): Delete.
22626 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22628 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22630 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22631 (sdbout_parms): Likewise.
22633 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22635 * config/sh/sh.c (prepare_cbranch_operands): Use
22636 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22637 (expand_cbranchdi4): Likewise.
22638 (from_compare): Add cast to enum type.
22639 (expand_cbranchsi4): Use add_reg_note.
22640 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22641 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22642 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22643 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22644 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22645 instead of CODE_FOR_nothing.
22646 (cbranchdi4): Likewise. Fix the order of arguments for
22648 (push_fpscr): Use add_reg_note.
22649 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22650 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22652 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22654 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22655 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22656 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22657 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22658 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22659 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22660 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22661 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22662 config/alpha/x-vms, config/arc/t-arc,
22663 config/arm/README-interworking, config/arm/arm-c.c,
22664 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22665 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22666 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22667 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22668 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22669 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22670 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22671 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22672 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22673 config/cris/t-elfmulti, config/crx/t-crx,
22674 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22675 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22676 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22677 config/h8300/t-h8300, config/i386/athlon.md,
22678 config/i386/darwin-libgcc.10.4.ver,
22679 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22680 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22681 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22682 config/i386/t-linux64, config/i386/t-nwld,
22683 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22684 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22685 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22686 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22687 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22688 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22689 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22690 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22691 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22692 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22693 config/m68k/t-uclinux, config/mcore/t-mcore,
22694 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22695 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22696 config/mips/crtn.asm, config/mips/irix-crti.asm,
22697 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22698 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22699 config/mips/mips-fixed.md, config/mips/sb1.md,
22700 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22701 config/mips/t-iris6, config/mips/t-isa3264,
22702 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22703 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22704 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22705 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22706 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22707 config/mn10300/t-linux, config/mn10300/t-mn10300,
22708 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22709 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22710 config/picochip/libgccExtras/clzsi2.asm,
22711 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22712 config/rs6000/darwin-libgcc.10.4.ver,
22713 config/rs6000/darwin-libgcc.10.5.ver,
22714 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22715 config/rs6000/t-aix43, config/rs6000/t-aix52,
22716 config/rs6000/t-darwin, config/rs6000/t-fprules,
22717 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22718 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22719 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22720 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22721 config/rs6000/t-rtems, config/rs6000/t-spe,
22722 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22723 config/score/t-score-elf, config/sh/divcost-analysis,
22724 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22725 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22726 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22727 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22728 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22729 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22730 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22731 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22732 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22733 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22734 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22735 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22736 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22737 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22738 * config/h8300/genmova.sh: Include copyright and license notices
22739 in generated output.
22740 * config/h8300/mova.md: Regenerate.
22741 * doc/install.texi2html: Include word "Copyright" in copyright
22742 notice and use name "Free Software Foundation, Inc.".
22743 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22744 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22745 ChangeLog-2007, ChangeLog-2008: Correct dates.
22747 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22749 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22750 NE_EXPR operations as well.
22751 * c-parser.c (c_parser_condition): Do not set location information on
22753 (c_parser_conditional_expression): Likewise.
22754 (c_parser_binary_expression): Set location information on operators.
22755 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22756 TRUTH_NOT_EXPR has been folded.
22757 * fold-const.c (fold_truth_not_expr): Copy location information from
22758 the incoming expression to the outgoing one.
22759 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22760 recursive calls on the LHS of the operator but pass that of the
22761 operator to recursive calls on the RHS of the operator. Set it
22763 (shortcut_cond_expr): Set the locus of the operator on the second
22764 COND_EXPR and that of the expression on the first in degenerate cases.
22765 Pass the locus of the expression to calls to shortcut_cond_r.
22766 Set the locus of the 'then' block on the associated jump, if any.
22767 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22768 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22769 expression to call to gimplify_boolean_expr.
22771 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22773 * config.gcc: Add additional configuration for
22774 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22775 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22776 (CPP_SPEC): Redefine for allowing -municode option.
22777 (STARTFILE_SPEC): Likewise.
22778 * config/i386/t-mingw-w64: New.
22779 * config/i386/mingw-w64.opt: New.
22780 (municode): Add new target option.
22781 * doc/invoke.texi (municode): Add documentation for new option.
22783 2009-04-21 Ian Lance Taylor <iant@google.com>
22785 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22786 Correct test for number of arguments.
22787 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22789 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22791 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22792 argument of emit_library_call.
22794 2009-04-21 Richard Guenther <rguenther@suse.de>
22796 PR middle-end/39829
22797 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22798 inside VIEW_CONVERT_EXPRs.
22800 2009-04-21 Martin Jambor <mjambor@suse.cz>
22802 * tree-switch-conversion.c (build_constructors): Split a long line.
22803 (constructor_contains_same_values_p): New function.
22804 (build_one_array): Create assigns of constants if possible, do not
22805 call mark_sym_for_renaming, call update_stmt.
22806 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22807 make_rename_temp. Do not call mark_symbols_for_renaming, call
22809 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22810 find_new_referenced_vars, call update_stmt.
22811 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22812 instead of calling make_rename_temp. Do not call
22813 find_new_referenced_vars or mark_symbols_for_renaming, call
22816 2009-04-21 Richard Guenther <rguenther@suse.de>
22818 PR tree-optimization/39827
22819 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22820 (tree_ssa_phiprop): Pass the correct array size.
22822 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22824 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22826 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22829 * c-typeck.c (lvalue_p): Move declaration ...
22830 * c-common.h (lvalue_p): ... to here.
22831 * c-common.c (candidate_equal_p): New.
22832 (add_tlist): Use it.
22833 (merge_tlist): Use it.
22834 (warn_for_collisions_1): Likewise.
22835 (warning_candidate_p): Accept more candidates.
22836 (verify_tree): A warning candidate can be an expression. Use
22839 2009-04-21 Ben Elliston <bje@au.ibm.com>
22842 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22843 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22844 options. Remove -mcall-solaris documentation.
22846 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22849 * doc/invoke.texi (-Wlong-long): Update description.
22850 * c-lex (interpret_integer): Only warn if there was no previous
22851 overflow and -Wlong-long is enabled.
22852 * c-decl.c (declspecs_add_type): Drop redundant flags.
22853 * c.opt (Wlong-long): Init to -1.
22854 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22855 and front-end warn_long_long. Wlong-long only depends on other
22856 flags if it is uninitialized.
22857 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22858 the same for CPP and FE.
22859 (restore_extension_diagnostics): Likewise.
22861 2009-04-20 Ian Lance Taylor <iant@google.com>
22863 Fix enum conversions which are invalid in C++:
22864 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22865 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22866 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22867 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22868 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22869 (dbxout_parms): Likewise.
22870 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22871 (df_clear_flags): Likewise.
22872 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22873 top_flag parameter to int.
22874 (df_chain_create_bb_process_use): Likewise.
22875 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22877 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22878 (df_ref_create_structure, df_def_record_1): Likewise.
22879 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22880 (df_notes_rescan): Change 0 to VOIDmode in function call.
22881 (df_get_call_refs, df_insn_refs_collect): Likewise.
22882 (df_bb_regs_collect): Likewise.
22883 (df_entry_block_defs_collect): Likewise.
22884 (df_exit_block_uses_collect): Likewise.
22885 * df.h: Update declarations.
22886 * double-int.c (double_int_divmod): Add cast to enum type.
22887 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22888 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22889 (based_loc_descr): Likewise.
22890 (loc_descriptor_from_tree_1): Change first_op and second_op to
22891 enum dwarf_location_atom. Add cast to enum type.
22892 * expmed.c (init_expmed): Change 0 to SET in function call.
22893 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22894 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22895 (do_store_flag): Likewise.
22896 * fixed-value.h (struct fixed_value): Change mode to enum
22898 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22899 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22901 (insert_insn_decl, insert_decl, insert_state): Likewise.
22902 (automata_list_finish): Likewise.
22903 * genrecog.c (process_define_predicate): Add cast to enum type.
22904 * gensupport.c (init_predicate_table): Add cast to enum type.
22905 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
22907 (gimple_build_call_1, gimple_build_label): Likewise.
22908 (gimple_build_goto, gimple_build_asm_1): Likewise.
22909 (gimple_build_switch_1, gimple_build_cdt): Likewise.
22910 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
22911 (enum fallback): Rename from enum fallback_t.
22912 (fallback_t): Typedef as int.
22913 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
22914 GSI_SAME_STMT in function call.
22915 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
22917 (setup_reg_class_relations): Likewise.
22918 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
22919 (setup_prohibited_class_mode_regs): Add cast to enum type.
22920 (setup_prohibited_mode_move_regs): Likewise.
22921 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
22922 (record_address_regs): Change i to enum reg_class.
22923 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
22924 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
22925 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
22926 (GET_MODE_2XWIDER_MODE): Likewise.
22927 (GET_CLASS_NARROWEST_MODE): Likewise.
22928 * omp-low.c (expand_omp_for): Add cast to enum type.
22929 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
22930 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
22931 * postreload.c (reload_cse_simplify_operands): Change rclass local
22933 * predict.c (combine_predictions_for_insn): Change best_predictor
22934 and predictor to enum br_predictor.
22935 (combine_predictions_for_bb): Likewise.
22936 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
22937 use SET_PREDICT_EXPR_OUTCOME.
22938 * real.c (real_arithmetic): Change icode to code in function call.
22939 * reginfo.c (init_move_cost): Add casts to enum type.
22940 (init_reg_sets_1, init_fake_stack_mems): Likewise.
22941 * regmove.c (regclass_compatible_p): Change class0 and class1 to
22943 * reload.c (find_valid_class): Add casts to enum type.
22944 (push_reload): Change 0 to NO_REGS in function call.
22945 (find_reloads): Change this_alternative to array of enum
22946 reg_class. Remove some now-unnecessary casts.
22947 (make_memloc): Change 0 to VOIDmode in function call.
22948 * reload1.c (reload): Change 0 to VOIDmode in function call.
22949 (eliminate_regs_1, elimination_effects): Likewise.
22950 (eliminate_regs_in_insn): Likewise.
22951 (emit_input_reload_insns): Add cast to enum type.
22952 (delete_output_reload): Change 0 to VOIDmode in function call.
22953 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
22954 to enum type in function call.
22955 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
22956 (SET_PREDICT_EXPR_OUTCOME): Define.
22957 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
22958 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
22959 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
22960 (dump_function): Likewise.
22961 * tree-dump.h: Update declarations.
22962 * tree-pass.h: Update declarations.
22963 * varasm.c (assemble_integer): Change mclass to enum mode_class.
22964 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
22966 (arm_rtx_costs_1): Correct parenthesization.
22967 (arm_rtx_costs): Add casts to enum type.
22968 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
22969 (vfp_emit_fstmd): Use add_rg_note.
22970 (emit_multi_reg_push, emit_sfm): Likewise.
22971 (thumb_set_frame_pointer): Likewise.
22972 (arm_expand_prologue): Likewise.
22973 (arm_regno_class): Change return type to enum reg_class.
22974 (thumb1_expand_prologue): Use add_reg_note.
22975 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
22976 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
22978 * config/arm/gentune.sh: Add cast to enum type.
22979 * config/arm/arm-tune.md: Rebuild.
22980 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
22981 (ix86_split_fp_branch, predict_jump): Likewise.
22982 (ix86_expand_multi_arg_builtin): Change sub_code from enum
22983 insn_code to enum rtx_code.
22984 (ix86_builtin_vectorized_function): Add cast to enum type.
22985 * config/i386/i386.md (truncdfsf2): Change slot to enum
22987 (truncxf<mode>2, isinf<mode>2): Likewise.
22988 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
22990 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
22991 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
22992 (insert_bundle_state): Change 1 to INSERT in function call.
22993 (ia64_add_bundle_selector_before): Likewise.
22994 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
22995 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
22996 (restore_stack_nonlocal): Likewise.
22997 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
22999 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23001 (mips_rtx_costs): Likewise.
23002 (mips_override_options): Add casts to enum type.
23003 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23005 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23006 (store_reg, set_reg_plus_d): Likewise.
23007 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23008 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23010 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23012 (emit_unlikely_jump): Use add_reg_note.
23013 (rs6000_emit_allocate_stack): Likewise.
23014 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23015 (output_toc): Change 1 to INSERT in function call.
23016 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23017 (rs6000_initialize_trampoline): Likewise.
23018 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23020 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23021 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23022 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23023 (save_gprs): Use add_reg_note.
23024 (s390_emit_prologue): Likewise.
23025 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23026 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23027 (sparc_fold_builtin): Add cast to enum type.
23028 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23030 (spu_expand_prologue): Use add_reg_note.
23031 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23033 2009-04-20 Ian Lance Taylor <iant@google.com>
23035 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23036 (c_parser_postfix_expression_after_primary): Get VEC for list of
23037 arguments. Get original types of arguments. Call
23038 build_function_call_vec.
23039 (cached_expr_list_1, cached_expr_list_2): New static variables.
23040 (c_parser_expr_list): Change return type to VEC *. Add
23041 p_orig_types parameter. Change all callers.
23042 (c_parser_release_expr): New static function.
23043 (c_parser_vec_to_tree_list): New static function.
23044 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23045 call build_function_call_vec.
23046 (build_function_call_vec): New function, based on old
23047 build_function_call.
23048 (convert_arguments): Remove nargs and argarray parameters. Change
23049 values to a VEC. Add origtypes parameter.
23050 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23051 (convert_for_assignment): Add origtype parameter. Change all
23052 callers. If warn_cxx_compat, check for conversion to an enum
23053 type when calling a function.
23054 (store_init_value): Add origtype parameter. Change all callers.
23055 (digest_init): Likewise.
23056 (struct init_node): Add origtype field.
23057 (add_pending_init): Add origtype parameter. Change all callers.
23058 (output_init_element): Likewise.
23059 (output_pending_init_elements): Pass origtype from init_node to
23060 output_init_element.
23061 (process_init_element): Pass origtype from c_expr to
23062 output_init_element.
23063 (c_finish_return): Add origtype parameter. Change all callers.
23064 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23066 (sync_resolve_params): Likewise.
23067 (sync_resolve_return): Change params to first_param. Change caller.
23068 (resolve_overloaded_builtins): Change params to VEC *. Change
23069 callers. Save first parameter around call to build_function_call_vec.
23070 * c-decl.c (finish_decl): Add origtype parameter. Change all
23071 callers. Call build_function_call_vec rather than
23072 build_function_call for cleanup.
23073 * c-tree.h: Update declarations.
23074 * c-common.h: Update declarations.
23075 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23076 params to first_param.
23077 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23078 params parameter from tree to void *.
23079 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23080 Change arglist parameter to have type void *, and to be a pointer
23082 * config/rs6000/rs6000-protos.h
23083 (altivec_resolve_overloaded_builtin): Update declaration.
23084 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23085 fnargs parameter to have type void *, and to be a pointer to a
23086 VEC. Call build_function_call_vec instead of
23087 build_function_call.
23088 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23090 2009-04-20 Joey Ye <joey.ye@intel.com>
23091 Xuepeng Guo <xuepeng.guo@intel.com>
23092 H.J. Lu <hongjiu.lu@intel.com>
23094 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23096 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23097 (IX86_LEA_PRIORITY): Likewise.
23098 (distance_non_agu_define): New function.
23099 (distance_agu_use): Likewise.
23100 (ix86_lea_for_add_ok): Likewise.
23101 (ix86_dep_by_shift_count): Likewise.
23103 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23104 should split for LEA.
23106 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23108 (ix86_dep_by_shift_count): Likewise.
23110 2009-04-20 Richard Guenther <rguenther@suse.de>
23112 * expr.c (handled_component_p): Move ...
23113 * tree.h (handled_component_p): ... here.
23114 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23115 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23116 and REALPART_EXPR to be in one group.
23118 2009-04-20 Richard Guenther <rguenther@suse.de>
23120 * basic-block.h (get_all_dominated_blocks): Declare.
23121 * dominance.c (get_all_dominated_blocks): New function.
23122 * tree-cfg.c (get_all_dominated_blocks): Remove.
23123 (remove_edge_and_dominated_blocks): Adjust.
23124 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23125 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23126 instead of recursing.
23128 2009-04-20 Doug Kwan <dougkwan@google.com>
23130 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23131 (struct cgraph_node_set_def): New type.
23132 (cgraph_node_set) New type. Also declare vector functions.
23133 (struct cgraph_node_set_element_def): New type.
23134 (cgraph_node_set_element): Ditto.
23135 (cgraph_node_set_iterator): New iterator type.
23136 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23137 cgraph_node_set_remove, dump_cgraph_node_set,
23138 debug_cgraph_node_set): New prototypes.
23139 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23140 cgraph_node_set_size): New inlines.
23141 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23142 including cgraph.h.
23143 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23144 argument to function 'write_summary'.
23145 * ipa.c: Include ggc.h.
23146 (hash_cgraph_node_set_element,
23147 eq_cgraph_node_set_element, cgraph_node_set_new,
23148 cgraph_node_set_add, cgraph_node_set_remove,
23149 cgraph_node_set_find, dump_cgraph_node_set,
23150 debug_cgraph_node_set): New functions.
23151 * Makefile.in (ipa.o): Add dependency on GGC_H.
23153 2009-04-20 Ira Rosen <irar@il.ibm.com>
23155 PR tree-optimization/39675
23156 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23157 check of the return code of vect_schedule_slp. Check that
23158 stmt_vec_info still exists for the statement, before checking its
23159 vectorization type.
23161 2009-04-20 Michael Matz <matz@suse.de>
23163 * Makefile.in (generated_files): Take out $(simple_generated_c).
23165 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23167 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23168 (UINTPTR_TYPE): Likewise.
23170 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23173 * c-typeck.c (digest_init): Check for initializing an array with a
23176 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23179 * c-semantics.c (pop_stmt_list): Propagate
23180 STATEMENT_LIST_HAS_LABEL to parent statement list.
23182 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23184 * config/mips/mips.h (mips_tune_attr): New macro.
23185 * config/mips/mips.md (cpu): Use it.
23187 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23190 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23193 2009-04-19 Diego Novillo <dnovillo@google.com>
23195 * toplev.c (compile_file): Move call to coverage_finish ...
23196 * cgraphunit.c (ipa_passes): ... here.
23197 Call cgraph_process_new_functions.
23198 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23199 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23201 2009-04-19 Jan Hubicka <jh@suse.cz>
23203 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23205 (dump_cgraph_node): Dump can throw external flag.
23206 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23208 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23212 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23213 * common.opt (Wlogical-op): Move from here...
23214 * c.opt (Wlogical-op): ... to here.
23215 * c-typeck.c (parser_build_binary_op): Update call to
23216 warn_logical_operator.
23217 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23219 * c-common.c (warn_logical_op): Update.
23220 * c-common.h (warn_logical_op): Update declaration.
23222 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23224 * tree.c (protected_set_expr_location): Fix formatting.
23226 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23229 * c-typeck.c (readonly_warning): new.
23230 (build_unary_op, build_modify_expr): Use readonly_warning for
23231 storing into something readonly but not const-qualified.
23233 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23236 * c-typeck.c (build_unary_op): Check for taking address of
23237 expression of type void.
23239 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23242 * c-typeck.c (build_function_call): Check for calling a function
23243 with qualified void return types. Call require_complete_type when
23246 2009-04-18 Jan Hubicka <jh@suse.cz>
23248 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23250 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23251 can_throw_external flag.
23252 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23253 * ipa-pure-const.c (ignore_edge): New function.
23254 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23255 only over can_throw_external edges.
23256 (local_pure_const): Add nothrow flag.
23257 * ipa-utils.c (searchc): Add ignore_edge callback.
23258 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23259 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23260 (set_nothrow_function_flags): Update cgraph.
23261 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23263 2009-04-18 Richard Guenther <rguenther@suse.de>
23265 PR middle-end/39804
23266 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23267 (fold_stmt): ... this and ...
23268 (fold_stmt_inplace): ... this.
23269 (fold_stmt_1): Fold references in calls and asms.
23270 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23272 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23274 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23275 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23277 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23279 * tree.c (function_args_count): Remove.
23280 * tree.h: Remove the prototype for function_args_count.
23282 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23284 * tree-iterator.c (expr_only): Remove.
23285 * tree.h: Remove the prototype for expr_only.
23287 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23289 * reginfo.c (cannot_change_mode_set_regs): Remove.
23290 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23292 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23294 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23295 whether operands 0 and 1 overlaps.
23297 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23299 PR middle-end/36902
23300 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23301 pointer. Use warning_at instead of warning.
23302 (search_for_addr_array): Likewise.
23303 (check_array_bounds): Likewise.
23304 (check_all_array_refs): Check that the incoming edge is not in the
23305 list of edges to be removed.
23306 (check_all_array_refs): Avoid the temporal pointer.
23307 (vrp_visit_cond_stmt): Fix typo.
23308 (simplify_switch_using_ranges): Handle the case where the switch
23309 index is an integer constant.
23311 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23313 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23315 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23317 * doc/extend.texi, doc/invoke.texi: Fix typos.
23319 2009-04-17 Cary Coutant <ccoutant@google.com>
23321 * tree-flow-inline.h (get_lineno): Fix inverted test.
23323 2009-04-17 Diego Novillo <dnovillo@google.com>
23325 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23326 assertion for AVAIL_OUT.
23328 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23331 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23332 * config/sh/linux-atomic.asm: Likewise.
23334 2009-04-17 Diego Novillo <dnovillo@google.com>
23336 * except.c (debug_eh_tree): New.
23337 (struct eh_region, struct eh_status): Move ...
23338 * except.h: ... here.
23339 (add_type_for_runtime): Declare extern.
23340 (lookup_type_for_runtime): Likewise.
23341 (debug_eh_tree): Declare.
23342 * Makefile.in (GTFILES): List except.h before except.c
23344 2009-04-17 Diego Novillo <dnovillo@google.com>
23346 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23347 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23348 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23349 (find_vars_r): ... here.
23350 * tree-flow.h (find_referenced_vars_in): Declare.
23351 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23352 that AVAIL_OUT exists for BLOCK.
23353 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23354 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23355 (tree-parloops.o): Likewise.
23357 2009-04-17 Simon Baldwin <simonb@google.com>
23359 * toplev.c (default_tree_printer): Add handling for %E format.
23361 2009-04-17 Diego Novillo <dnovillo@google.com>
23363 * tree-pretty-print.c (dump_generic_node): Add break after
23364 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23365 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23366 FUNCTION_TYPE together. Call print_struct_decl when printing
23367 structures and TDF_SLIM is not given.
23368 (print_struct_decl): Fix logic for detecting recursion.
23370 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23373 * gcc.c (create_at_file): New.
23374 (compile_input_file_p): New.
23375 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23376 * main.c (main): Update call to toplev_main.
23377 * toplev.c (toplev_main): Change signature. Call expandargv.
23378 * toplev.h (toplev_main): Change signature.
23380 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23382 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23383 if the latter is not constant.
23385 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23387 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23389 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23391 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23392 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23394 2009-04-17 Richard Guenther <rguenther@suse.de>
23396 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23397 Handle component references view-converting an invariant address.
23399 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23401 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23402 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23403 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23404 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23405 Use @deftypevr rather than @deftypevar.
23407 2009-04-17 Richard Guenther <rguenther@suse.de>
23409 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23410 (get_prop_source_stmt): Likewise.
23411 (can_propagate_from): Likewise.
23413 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23415 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23416 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23417 (--with-multilib-list): Add default value.
23418 * configure: Regenerate.
23419 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23420 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23421 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23422 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23423 Don't add default cpu to multilib list unnecessarily, but do enable
23424 the relevant compiler option..
23425 Add support for --with-multilib-list=<blank> and
23426 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23427 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23428 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23429 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23430 TM_MULTILIB_CONFIG.
23431 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23432 (MULTILIB_OSDIRNAMES): New variable.
23433 * config/sh/t-1e: Delete file.
23434 * config/sh/t-mlib-sh1: Delete file.
23435 * config/sh/t-mlib-sh2: Delete file.
23436 * config/sh/t-mlib-sh2a: Delete file.
23437 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23438 * config/sh/t-mlib-sh2a-single: Delete file.
23439 * config/sh/t-mlib-sh2a-single-only: Delete file.
23440 * config/sh/t-mlib-sh2e: Delete file.
23441 * config/sh/t-mlib-sh3e: Delete file.
23442 * config/sh/t-mlib-sh4: Delete file.
23443 * config/sh/t-mlib-sh4-nofpu: Delete file.
23444 * config/sh/t-mlib-sh4-single: Delete file.
23445 * config/sh/t-mlib-sh4-single-only: Delete file.
23446 * config/sh/t-mlib-sh4a: Delete file.
23447 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23448 * config/sh/t-mlib-sh4a-single: Delete file.
23449 * config/sh/t-mlib-sh4a-single-only: Delete file.
23450 * config/sh/t-mlib-sh4al: Delete file.
23451 * config/sh/t-mlib-sh5-32media: Delete file.
23452 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23453 * config/sh/t-mlib-sh5-64media: Delete file.
23454 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23455 * config/sh/t-mlib-sh5-compact: Delete file.
23456 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23457 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23458 * doc/install.texi (Options specification): Add
23459 --with-multilib-list and --with-endian.
23461 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23463 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23465 (OBJS-common): Add plugin-version.o.
23466 (plugin-version.o): New.
23467 * gcc-plugin.h (plugin_gcc_version): New.
23468 (plugin_default_version_check): New.
23469 (plugin_init_func, plugin_init): Add version argument.
23470 * plugin-version.c: New.
23471 * plugin.c (str_plugin_gcc_version_name): New.
23472 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23473 pass it to the init function.
23474 (plugin_default_version_check): New.
23476 2009-04-17 Richard Guenther <rguenther@suse.de>
23478 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23479 for decl-vs-decl disambiguation.
23481 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23483 * config/s390/s390.h (s390_tune_attr): New macro definition.
23484 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23486 2009-04-17 Richard Guenther <rguenther@suse.de>
23488 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23489 (fold_stmt_r): Likewise.
23490 (maybe_fold_reference): New function.
23491 (fold_gimple_assign): Handle cases fold_stmt_r did.
23492 (fold_stmt): Do not use fold_stmt_r.
23493 (fold_stmt_inplace): Likewise.
23495 2009-04-17 Richard Guenther <rguenther@suse.de>
23497 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23498 (record_equivalences_from_stmt): Remove useless checks and
23500 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23501 the type is already suitable.
23503 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23505 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23507 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23509 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23510 (CMPtype): Define as __gcc_CMPtype.
23512 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23514 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23515 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23517 2009-04-17 Richard Guenther <rguenther@suse.de>
23519 PR tree-optimization/39746
23520 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23521 special-casing for builtins and static variable use/def.
23522 (call_may_clobber_ref_p_1): Likewise.
23524 2009-04-16 Ian Lance Taylor <iant@google.com>
23526 * df.h: Include "timevar.h".
23527 (struct df_problem): Change tv_id field to timevar_id_t.
23528 * tree-pass.h: Include "timevar.h".
23529 (struct opt_pass): Change tv_id field to timevar_id_t.
23530 * timevar.h (timevar_id_t): Define TV_NONE.
23531 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23532 TV_NONE rather than tv_id != 0.
23533 (execute_one_pass): Likewise.
23534 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23535 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23536 dependencies to $(TREE_PASS_H).
23537 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23539 (pass_branch_target_load_optimize2): Likewise.
23540 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23541 (pass_outof_cfg_layout_mode): Likewise.
23542 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23543 (pass_rebuild_cgraph_edges): Likewise.
23544 (pass_remove_cgraph_callee_edges): Likewise.
23545 * df-core.c (pass_df_initialize_opt): Likewise.
23546 (pass_df_initialize_no_opt): Likewise.
23547 (pass_df_finish): Likewise.
23548 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23549 * except.c (pass_set_nothrow_function_flags): Likewise.
23550 (pass_convert_to_eh_region_ranges): Likewise.
23551 * final.c (pass_compute_alignments): Likewise.
23552 * function.c (pass_instantiate_virtual_regs): Likewise.
23553 (pass_init_function): Likewise.
23554 (pass_leaf_regs): Likewise.
23555 (pass_match_asm_constraints): Likewise.
23556 * gimple-low.c (pass_lower_cf): Likewise.
23557 (pass_mark_used_blocks): Likewise.
23558 * init-regs.c (pass_initialize_regs): Likewise.
23559 * integrate.c (pass_initial_value_sets): Likewise.
23560 * ira.c (pass_ira): Likewise.
23561 * jump.c (pass_cleanup_barriers): Likewise.
23562 * omp-low.c (pass_expand_omp): Likewise.
23563 (pass_lower_omp): Likewise.
23564 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23565 * recog.c (pass_split_all_insns): Likewise.
23566 (pass_split_after_reload): Likewise.
23567 (pass_split_before_regstack): Likewise.
23568 (pass_split_before_sched2): Likewise.
23569 (pass_split_for_shorten_branches): Likewise.
23570 * reginfo.c (pass_reginfo_init): Likewise.
23571 (pass_subregs_of_mode_init): Likewise.
23572 (pass_subregs_of_mode_finish): Likewise.
23573 * passes.c (pass_postreload): Likewise.
23574 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23575 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23576 (pass_warn_function_return): Likewise.
23577 (pass_warn_function_noreturn): Likewise.
23578 * tree-complex.c (pass_lower_complex): Likewise.
23579 (pass_lower_complex_O0): Likewise.
23580 * tree-if-conv.c (pass_if_conversion): Likewise.
23581 * tree-into-ssa.c (pass_build_ssa): Likewise.
23582 * tree-mudflap.c (pass_mudflap_1): Likewise.
23583 (pass_mudflap_2): Likewise.
23584 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23585 (pass_mudflap_2): Likewise.
23586 * tree-nrv.c (pass_return_slot): Likewise.
23587 * tree-object-size.c (pass_object_sizes): Likewise.
23588 * tree-optimize.c (pass_all_optimizations): Likewise.
23589 (pass_early_local_passes): Likewise.
23590 (pass_all_early_optimizations): Likewise.
23591 (pass_cleanup_cfg): Likewise.
23592 (pass_cleanup_cfg_post_optimizing): Likewise.
23593 (pass_free_datastructures): Likewise.
23594 (pass_free_cfg_annotations): Likewise.
23595 (pass_fixup_cfg): Likewise.
23596 (pass_init_datastructures): Likewise.
23597 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23598 (pass_late_warn_uninitialized): Likewise.
23599 (pass_update_address_taken): Likewise.
23600 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23601 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23602 (pass_cse_sincos): Likewise.
23603 (pass_convert_to_rsqrt): Likewise.
23604 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23605 * tree-stdarg.c (pass_stdarg): Likewise.
23606 * tree-tailcall.c (pass_tail_recursion): Likewise.
23607 (pass_tail_calls): Likewise.
23608 * tree-vect-generic.c (pass_lower_vector): Likewise.
23609 (pass_lower_vector_ssa): Likewise.
23610 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23612 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23614 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23616 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23618 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23619 logical and signext.
23621 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23624 * config/sh/predicates.md (arith_operand): Check if the operand
23625 of TRUNCATE is a REG.
23627 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23629 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23630 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23632 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23634 * tree-iterator.c (tsi_split_statement_list_after,
23635 tsi_split_statement_list_before): Remove.
23636 * tree-iterator.h: Remove the prototypes for
23637 tsi_split_statement_list_after and tsi_split_statement_list_before.
23639 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23641 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23642 * tree-ssa-propagate.h: Remove the prototype for
23643 stmt_makes_single_load.
23645 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23647 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23648 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23650 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23652 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23654 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23656 * except.c (eh_region_outer_p): Remove.
23657 * except.h: Remove the prototype for eh_region_outer_p.
23659 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23661 * function.c (current_function_assembler_name): Remove.
23662 * function.h: Remove the prototype for
23663 current_function_assembler_name.
23665 2009-04-16 Ian Lance Taylor <iant@google.com>
23667 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23668 (add_reg_note): Call alloc_reg_note.
23669 * rtl.h (alloc_reg_note): Declare.
23670 * combine.c (try_combine): Use alloc_reg_note.
23671 (recog_for_combine, move_deaths): Likewise.
23672 (distribute_notes): Use alloc_reg_note and add_reg_note.
23673 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23674 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23675 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23677 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23679 PR rtl-optimization/39762
23680 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23681 ira_may_move_out_cost): Add comments about way of their usage.
23682 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23684 * ira-conflicts.c (process_regs_for_copy): Use function
23685 ira_get_register_move_cost instead of global
23686 ira_register_move_cost.
23688 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23689 color_pass, move_spill_restore, update_curr_costs): Ditto.
23691 * ira-lives.c (process_single_reg_class_operands): Ditto.
23693 * ira-emit.c (emit_move_list): Ditto.
23695 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23696 (record_reg_classes): Ditto. Use functions
23697 ira_get_register_move_cost and ira_get_may_move_cost instead of
23698 global vars ira_register_move_cost, ira_may_move_out_cost and
23699 ira_may_move_in_cost.
23700 (record_address_regs): Don't call ira_init_register_move_cost.
23701 Use function ira_get_may_move_cost instead of global
23702 ira_may_move_in_cost.
23703 (process_bb_node_for_hard_reg_moves): Use function
23704 ira_get_register_move_cost instead of global ira_register_move_cost.
23705 (ira_costs): Don't call ira_init_register_move_cost.
23707 2009-04-16 Richard Guenther <rguenther@suse.de>
23709 * tree-cfg.c (verify_gimple_assign_binary):
23710 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23711 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23712 (create_general_new_stmt): Note that this function is broken.
23714 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23716 * common.opt (fhelp): Add Var(help_flag).
23717 * gcc-plugin.h (plugin_info): Add help.
23718 * plugin.c (plugin_name_args): Add help.
23719 (register_plugin_info): Set plugin->help.
23720 (print_help_one_plugin): New.
23721 (print_plugins_help): New.
23722 * plugin.h (print_plugins_help): New.
23723 * toplev.c (toplev_main): Call print_plugins_help if needed.
23725 2009-04-16 Richard Guenther <rguenther@suse.de>
23727 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23728 (gimple_ior_addresses_taken_1): New function.
23729 (gimple_ior_addresses_taken): Likewise.
23730 * gimple.h (struct gimple_statement_with_ops_base): Remove
23731 addresses_taken member.
23732 (gimple_ior_addresses_taken): Declare.
23733 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23734 gimple_set_addresses_taken): Remove.
23735 * ipa-reference.c (mark_address): New function.
23736 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23737 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23738 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23739 (gimple_add_to_addresses_taken): Remove.
23740 (get_tmr_operands): Call mark_address_taken.
23741 (get_asm_expr_operands): Likewise.
23742 (get_expr_operands): Likewise.
23743 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23744 (free_stmt_operands): Do not free it.
23745 * tree-ssa.c (delete_tree_ssa): Likewise.
23746 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23748 2009-04-16 Richard Guenther <rguenther@suse.de>
23750 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23751 (walk_stmt_load_store_ops): Likewise.
23752 * gimple.c (get_base_loadstore): New function.
23753 (walk_stmt_load_store_addr_ops): Likewise.
23754 (walk_stmt_load_store_ops): Likewise.
23755 * ipa-pure-const.c (check_op): Simplify.
23756 (check_load, check_store): New functions.
23757 (check_stmt): Use walk_stmt_load_store_ops.
23758 * ipa-reference.c (mark_load): Adjust signature.
23759 (mark_store): Likewise.
23760 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23762 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23764 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23765 (plugin_info): New.
23766 * opts.c (common_handle_option): Don't call print_version.
23767 * plugin.c (plugin_name_args): Add version.
23768 (register_plugin_info): New.
23769 (register_callback): Handle PLUGIN_INFO.
23770 (try_init_one_plugin): New.
23771 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23773 (finalize_one_plugin): New.
23774 (finalize_plugins): New.
23775 (print_one_plugin): New.
23776 (print_plugins_versions): New.
23777 * plugin.h (print_plugins_versions): New.
23778 (finalize_plugins): New.
23779 * toplev.c (compile_file): Don't call initialize_plugins.
23780 (print_version): Call print_plugins_versions.
23781 (toplev_main): Call initialize_plugins. Print version if needed.
23782 Call finalize_plugins.
23784 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23786 * common.opt (fversion): New.
23787 * gcc.c (print_version): New.
23788 (process_command): Don't print the version. Just set print_version.
23789 (main): Print version. Call subprocesses if print_version and
23790 verbose_flag are set.
23791 * opts.c (common_handle_option): Handle OPT_fversion.
23793 2009-04-16 Richard Guenther <rguenther@suse.de>
23794 Ira Rosen <irar@il.ibm.com>
23796 PR tree-optimization/39698
23797 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23798 type of the reduction variable. Only generate the def if
23801 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23802 make sure to first convert to an integer of the same precision.
23803 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23804 the type of the evolution correctly in computing the new
23805 induction variable base.
23807 2009-04-16 Richard Guenther <rguenther@suse.de>
23809 PR middle-end/39625
23810 * tree-cfg.c (make_blocks): Split statements with to-be
23811 abnormal SSA names on the lhs.
23813 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23815 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23816 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23817 * c-typeck.c (really_start_incremental_init): Likewise.
23818 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23819 (TARGET_INITIALIZER): Remove it.
23820 * target.h (struct target): Remove vector_opaque_p.
23821 * tree.c (build_opaque_vector_type): New.
23822 * tree.h (TYPE_VECTOR_OPAQUE): New.
23823 (build_opaque_vector_type): Declare.
23824 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23825 * config/rs6000/rs6000.c (build_opaque_vector_type,
23826 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23827 (rs6000_init_builtins): Use build_opaque_vector_type for
23828 opaque_V4SI_type_node.
23830 2009-04-15 Catherine Moore <clm@codesourcery.com>
23832 * debug.h (set_name): Declare.
23833 * dwarf2out.c (dwarf2out_set_name): Declare.
23834 (dwarf2_debug_hooks): Add set_name.
23835 (find_AT_string): New.
23836 (add_AT_string): Call find_AT_string.
23837 (dwarf2out_set_name): New.
23838 * cp/decl.c (grokdeclarator): Call set_name.
23839 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23840 * debug.c (do_nothing_debug_hooks): Likewise.
23841 * dbxout.c (dbx_debug_hooks): Likewise.
23842 * sdbout.c (sdb_debug_hooks): Likewise.
23844 2009-04-15 Michael Eager <eager@eagercon.com>
23846 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23847 reg for single-precision FPU.
23848 * config/rs6000/rs6000.md (movsi_internal1): Only for
23849 !TARGET_SINGLE_FPU.
23850 (movsi_internal1_single): New. Add pattern to move SI values to/from
23851 single-precision FP regs.
23853 2009-04-15 Richard Guenther <rguenther@suse.de>
23855 * omp-low.c (lower_rec_input_clauses): Build correct address
23857 (expand_omp_for_generic): Fix multiplication type.
23858 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23859 (generate_memset_zero): Fix types.
23860 * tree-profile.c (prepare_instrumented_value): Correctly
23863 2009-04-15 Ian Lance Taylor <iant@google.com>
23865 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23866 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23867 for -Wall and for -Wc++-compat.
23868 (c_common_post_options): For C++, set warn_enum_compare if not
23870 * c-tree.h (struct c_expr): Add field original_type.
23871 (build_external_ref): Update declaration.
23872 * c-parser.c (c_parser_braced_init): Set original_type.
23873 (c_parser_initelt): Likewise.
23874 (c_parser_expr_no_commas): Likewise.
23875 (c_parser_conditional_expression): Likewise.
23876 (c_parser_cast_expression): Likewise.
23877 (c_parser_unary_expression): Likewise. Pull setting of
23878 original_code to top of function.
23879 (c_parser_sizeof_expression): Set original_type.
23880 (c_parser_alignof_expression): Likewise.
23881 (c_parser_postfix_expression): Likewise. Pull setting of
23882 original_code to top of function.
23883 (c_parser_postfix_expression_after_paren_type): Set original_type.
23884 (c_parser_postfix_expression_after_primary): Likewise.
23885 (c_parser_expression): Likewise.
23886 * c-typeck.c (build_external_ref): Add type parameter. Change all
23888 (c_expr_sizeof_expr): Set original_type field.
23889 (parser_build_unary_op): Likewise.
23890 (parser_build_binary_op): Likewise. Optionally warn about
23891 comparisons of enums of different types.
23892 (digest_init): Set original_type field.
23893 (really_start_incremental_init): Likewise.
23894 (push_init_level, pop_init_level): Likewise.
23895 * doc/invoke.texi (Warning Options): -Wenum-compare now
23898 2009-04-15 Richard Guenther <rguenther@suse.de>
23900 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23901 out a necessary conversion.
23902 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
23903 names we didn't value number.
23904 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
23906 2009-04-15 Richard Guenther <rguenther@suse.de>
23908 PR tree-optimization/39764
23909 * tree-ssa-ccp.c (get_value): Canonicalize value with
23910 canonicalize_float_value.
23912 2009-04-15 Jan Hubicka <jh@suse.cz>
23914 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
23915 Wrong version of patch.
23917 2009-04-15 Jan Hubicka <jh@suse.cz>
23919 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
23921 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
23923 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
23924 our distinct integral and vector types.
23926 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
23928 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
23929 * init.c (build_vtbl_address): Remove call to assemble_external.
23931 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
23933 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
23934 output for other floating point modes.
23936 2009-04-14 Diego Novillo <dnovillo@google.com>
23938 * diagnostic.c (diagnostic_report_diagnostic): Do not
23939 warn about loaded plugins for DK_ERROR and DK_WARNING.
23940 * c-decl.c (declspecs_add_type): Move call to
23941 invoke_plugin_callbacks ...
23942 * c-parser.c (c_parser_declspecs): ... here.
23943 * plugin.c (dump_active_plugins): Tidy output.
23945 2009-04-14 Diego Novillo <dnovillo@google.com>
23946 Le-Chun Wu <lcwu@google.com>
23948 * configure.ac: Add --enable-plugin support.
23949 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
23950 * Makefile.in (PLUGIN_H): Define.
23951 Export ENABLE_PLUGIN and GMPINC to site.exp.
23952 Add PLUGINLIBS to link command.
23953 Add/modify dependencies for plugin.o and files including plugin.h.
23955 * config.in: Regenerate.
23957 * opts.c (common_handle_option): Handle OPT_fplugin_ and
23960 2009-04-14 Le-Chun Wu <lcwu@google.com>
23962 * tree-pass.h (register_one_dump_file): Add a prototype for
23963 register_one_dump_file.
23964 * toplev.c (compile_file): Call initialize_plugins.
23965 (do_compile): Call invoke_plugin_callbacks.
23966 (toplev_main): Call invoke_plugin_callbacks.
23967 * common.opt: Add -fplugin= and -fplugin-arg-.
23968 * gcc-plugin.h: New public header file for plugins to include.
23969 * plugin.c: New source file.
23970 * plugin.h: New internal header file.
23971 * passes.c (register_one_dump_file): Make it external.
23973 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
23975 2009-04-14 Diego Novillo <dnovillo@google.com>
23977 * doc/plugins.texi: New.
23978 * doc/gccint.texi: Add reference to Plugins chapter.
23979 * doc/invoke.texi: Document -fplugin and -fplugin-arg
23980 * diagnostic.c (diagnostic_report_diagnostic): Warn about
23981 loaded plugins, if any.
23982 * timevar.def (TV_PLUGIN_INIT): Define.
23983 (TV_PLUGIN_RUN): Define.
23984 * plugin.c: Include timevar.h
23985 (plugins_active_p): New.
23986 (dump_active_plugins): New.
23987 (debug_active_plugins): New.
23989 2009-04-14 Joseph Myers <joseph@codesourcery.com>
23991 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
23993 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
23995 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
23997 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
23998 the same as a minus without a shift.
24000 2009-04-14 Nick Clifton <nickc@redhat.com>
24002 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24003 comparisons with small integers will always produce a short
24006 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24009 2008-12-19 Diego Novillo <dnovillo@google.com>
24011 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24013 2009-04-14 Richard Guenther <rguenther@suse.de>
24015 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24017 (verify_gimple_assign_binary): Likewise. Handle shifts and
24019 (verify_gimple_phi): Print the mismatched argument position.
24020 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24022 (vect_update_init_of_dr): Likewise.
24023 * matrix-reorg.c (transform_access_sites): Do what the
24025 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24027 2009-04-13 Michael Eager <eager@eagercon.com>
24029 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24030 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24031 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24032 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24033 remove duplicate config
24035 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24037 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24038 file_name:line_number type locator of the call site.
24040 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24042 * genautomata.c: Put blank after comma.
24043 (automaton_decls): New.
24044 (struct unit_usage): Add comments to member next.
24045 (store_alt_unit_usage): Keep the list ordered.
24046 (unit_present_on_list_p, equal_alternatives_p): New.
24047 (check_regexp_units_distribution): Check units distribution
24048 correctness correctly.
24049 (main): Don't write automata if error is found. Return correct
24052 * config/m68k/cf.md (cfv4_ds): Remove.
24053 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24054 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24056 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24057 power4-load-ext, power4-store, power4-store-update,
24058 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24059 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24060 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24061 power4-sqrt, power4-isync): Modify reservation to make correct
24062 unit distribution to automata.
24064 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24065 power5-store-update, power5-two, power5-three, power5-lmul,
24066 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24068 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24070 * except.c (pass_set_nothrow_function_flags): Set name and add
24072 (set_nothrow_function_flags): Mention in the dump file when
24073 changing a function to nothrow.
24075 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24078 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24079 instead of unsigned long.
24081 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24083 * config/arm/arm.c (return_used_this_function): Remove.
24084 (arm_output_function_prologue): Remove use of
24085 return_used_this_function.
24086 (output_return_instruction): Replace use of
24087 return_used_this_function
24088 by cfun->machine->return_used_this_function.
24089 (arm_output_epilogue): Likewise.
24090 (arm_output_function_epilogue): Likewise.
24091 (thumb_unexpanded_epilogue): Likewise.
24092 * config/arm/arm.h (struct machine_function):
24093 New member return_used_this_function.
24095 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24097 * doc/install.texi: Correct description of default directory for
24098 --with-gxx-include-dir.
24100 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24102 * fold-const.c (build_range_check): Properly deal with enumeral and
24103 boolean base types.
24105 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24107 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24108 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24109 * params.h (MAX_GCSE_PASSES): Remove.
24110 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24111 in sequence. Remove ability to run multiple passes.
24112 (bypass_jumps): Report run as third CPROP pass.
24114 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24116 PR middle-end/39651
24117 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24118 when deciding whether the whole SEQUENCE can throw.
24120 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24123 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24124 offseted label references.
24126 2009-04-11 Jan Hubicka <jh@suse.cz>
24128 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24130 2009-04-11 Richard Guenther <rguenther@suse.de>
24132 PR middle-end/39732
24133 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24134 return variables as TREE_ADDRESSABLE.
24136 2009-04-11 Richard Guenther <rguenther@suse.de>
24138 PR tree-optimization/39713
24139 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24140 reference trees have SSA_NAME operands.
24142 2009-04-11 Richard Guenther <rguenther@suse.de>
24145 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24146 address expressions.
24148 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24150 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24151 match changes in Cygwin 1.7
24152 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24153 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24155 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24157 PR tree-optimization/39701
24158 * doc/invoke.texi (Optimization Options): Document change in
24159 meaning and initialization of -fdelete-null-pointer-checks.
24161 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24163 PR middle-end/39701
24164 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24166 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24169 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24171 2009-04-10 Chao-ying Fu <fu@mips.com>
24173 * doc/tm.texi (Instruction Output): Document
24174 TARGET_ASM_FINAL_POSTSCAN_INSN.
24175 * target.h (final_postscan_insn): New field in asm_out.
24176 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24177 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24178 * final.c (final_scan_insn): Call
24179 targetm.asm_out.final_postscan_insn after outputting
24180 an asm macro and a normal instruction.
24182 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24183 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24184 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24185 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24186 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24188 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24190 PR middle-end/39701
24191 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24192 variables as non-NULL even with -fdelete-null-pointer-checks.
24194 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24196 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24198 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24201 * config/i386/i386.c (classify_argument): Handle SCmode with
24202 (bit_offset % 64) != 0.
24204 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24206 * doc/invoke.texi (Optimize Options): Add cross-reference to
24207 -Q --help=optimizers examples.
24209 2009-04-10 Ben Elliston <bje@au.ibm.com>
24212 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24213 regalign for the reg == fpr and TDmode case.
24215 2009-04-09 David Ayers <ayers@fsfe.org>
24218 * objc/objc-act.c (warn_with_method): Remove helper function.
24219 (check_duplicates): Call warning and inform directly.
24220 (really_start_method): Likewise.
24222 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24224 * expmed.c (expand_divmod): Always use a comparison for a division
24225 by a large unsigned integer.
24227 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24228 for things others than variables or functions as nonzero.
24230 2009-04-09 Nick Clifton <nickc@redhat.com>
24232 * unwind-compat.c: Change copyright header to refer to version
24233 3 of the GNU General Public License with version 3.1 of the
24234 GCC Runtime Library Exception and to point readers at the
24235 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24236 * config/alpha/crtfastmath.c: Likewise.
24237 * config/alpha/linux-unwind.h: Likewise.
24238 * config/alpha/qrnnd.asm: Likewise.
24239 * config/alpha/vms-crt0-64.c: Likewise.
24240 * config/alpha/vms-crt0.c: Likewise.
24241 * config/alpha/vms-dwarf2.asm: Likewise.
24242 * config/alpha/vms-dwarf2eh.asm: Likewise.
24243 * config/alpha/vms-psxcrt0-64.c: Likewise.
24244 * config/alpha/vms-psxcrt0.c: Likewise.
24245 * config/alpha/vms_tramp.asm: Likewise.
24246 * config/arc/initfini.c: Likewise.
24247 * config/arc/lib1funcs.asm: Likewise.
24248 * config/arm/bpabi-v6m.S: Likewise.
24249 * config/arm/bpabi.S: Likewise.
24250 * config/arm/bpabi.c: Likewise.
24251 * config/arm/crti.asm: Likewise.
24252 * config/arm/crtn.asm: Likewise.
24253 * config/arm/ieee754-df.S: Likewise.
24254 * config/arm/ieee754-sf.S: Likewise.
24255 * config/arm/lib1funcs.asm: Likewise.
24256 * config/arm/libunwind.S: Likewise.
24257 * config/arm/linux-atomic.c: Likewise.
24258 * config/arm/mmintrin.h: Likewise.
24259 * config/arm/pr-support.c: Likewise.
24260 * config/arm/unaligned-funcs.c: Likewise.
24261 * config/arm/unwind-arm.c: Likewise.
24262 * config/arm/unwind-arm.h: Likewise.
24263 * config/avr/libgcc.S: Likewise.
24264 * config/bfin/crti.s: Likewise.
24265 * config/bfin/crtlibid.s: Likewise.
24266 * config/bfin/crtn.s: Likewise.
24267 * config/bfin/lib1funcs.asm: Likewise.
24268 * config/bfin/linux-unwind.h: Likewise.
24269 * config/cris/arit.c: Likewise.
24270 * config/cris/cris_abi_symbol.c: Likewise.
24271 * config/darwin-64.c: Likewise.
24272 * config/darwin-crt2.c: Likewise.
24273 * config/darwin-crt3.c: Likewise.
24274 * config/darwin.h: Likewise.
24275 * config/dbxelf.h: Likewise.
24276 * config/dfp-bit.c: Likewise.
24277 * config/dfp-bit.h: Likewise.
24278 * config/elfos.h: Likewise.
24279 * config/fixed-bit.c: Likewise.
24280 * config/fixed-bit.h: Likewise.
24281 * config/fp-bit.c: Likewise.
24282 * config/fp-bit.h: Likewise.
24283 * config/fr30/crti.asm: Likewise.
24284 * config/fr30/crtn.asm: Likewise.
24285 * config/fr30/lib1funcs.asm: Likewise.
24286 * config/freebsd-spec.h: Likewise.
24287 * config/frv/cmovd.c: Likewise.
24288 * config/frv/cmovh.c: Likewise.
24289 * config/frv/cmovw.c: Likewise.
24290 * config/frv/frvbegin.c: Likewise.
24291 * config/frv/frvend.c: Likewise.
24292 * config/frv/lib1funcs.asm: Likewise.
24293 * config/glibc-stdint.h: Likewise.
24294 * config/h8300/clzhi2.c: Likewise.
24295 * config/h8300/crti.asm: Likewise.
24296 * config/h8300/crtn.asm: Likewise.
24297 * config/h8300/ctzhi2.c: Likewise.
24298 * config/h8300/fixunssfsi.c: Likewise.
24299 * config/h8300/lib1funcs.asm: Likewise.
24300 * config/h8300/parityhi2.c: Likewise.
24301 * config/h8300/popcounthi2.c: Likewise.
24302 * config/i386/ammintrin.h: Likewise.
24303 * config/i386/att.h: Likewise.
24304 * config/i386/avxintrin.h: Likewise.
24305 * config/i386/biarch64.h: Likewise.
24306 * config/i386/bmmintrin.h: Likewise.
24307 * config/i386/cpuid.h: Likewise.
24308 * config/i386/cross-stdarg.h: Likewise.
24309 * config/i386/crtfastmath.c: Likewise.
24310 * config/i386/crtprec.c: Likewise.
24311 * config/i386/cygming-crtbegin.c: Likewise.
24312 * config/i386/cygming-crtend.c: Likewise.
24313 * config/i386/cygwin.asm: Likewise.
24314 * config/i386/emmintrin.h: Likewise.
24315 * config/i386/gmm_malloc.h: Likewise.
24316 * config/i386/gthr-win32.c: Likewise.
24317 * config/i386/i386.h: Likewise.
24318 * config/i386/immintrin.h: Likewise.
24319 * config/i386/linux-unwind.h: Likewise.
24320 * config/i386/linux64.h: Likewise.
24321 * config/i386/mm3dnow.h: Likewise.
24322 * config/i386/mmintrin-common.h: Likewise.
24323 * config/i386/mmintrin.h: Likewise.
24324 * config/i386/nmmintrin.h: Likewise.
24325 * config/i386/pmm_malloc.h: Likewise.
24326 * config/i386/pmmintrin.h: Likewise.
24327 * config/i386/smmintrin.h: Likewise.
24328 * config/i386/sol2-c1.asm: Likewise.
24329 * config/i386/sol2-ci.asm: Likewise.
24330 * config/i386/sol2-cn.asm: Likewise.
24331 * config/i386/sol2-gc1.asm: Likewise.
24332 * config/i386/tmmintrin.h: Likewise.
24333 * config/i386/unix.h: Likewise.
24334 * config/i386/w32-unwind.h: Likewise.
24335 * config/i386/wmmintrin.h: Likewise.
24336 * config/i386/x86-64.h: Likewise.
24337 * config/i386/x86intrin.h: Likewise.
24338 * config/i386/xmmintrin.h: Likewise.
24339 * config/ia64/crtbegin.asm: Likewise.
24340 * config/ia64/crtend.asm: Likewise.
24341 * config/ia64/crtfastmath.c: Likewise.
24342 * config/ia64/crti.asm: Likewise.
24343 * config/ia64/crtn.asm: Likewise.
24344 * config/ia64/fde-glibc.c: Likewise.
24345 * config/ia64/lib1funcs.asm: Likewise.
24346 * config/ia64/linux-unwind.h: Likewise.
24347 * config/ia64/quadlib.c: Likewise.
24348 * config/ia64/unwind-ia64.c: Likewise.
24349 * config/linux.h: Likewise.
24350 * config/m32c/m32c-lib1.S: Likewise.
24351 * config/m32c/m32c-lib2-trapv.c: Likewise.
24352 * config/m32c/m32c-lib2.c: Likewise.
24353 * config/m32r/initfini.c: Likewise.
24354 * config/m68hc11/larith.asm: Likewise.
24355 * config/m68hc11/m68hc11-crt0.S: Likewise.
24356 * config/m68k/cf.md: Likewise.
24357 * config/m68k/crti.s: Likewise.
24358 * config/m68k/crtn.s: Likewise.
24359 * config/m68k/lb1sf68.asm: Likewise.
24360 * config/m68k/linux-unwind.h: Likewise.
24361 * config/mcore/crti.asm: Likewise.
24362 * config/mcore/crtn.asm: Likewise.
24363 * config/mcore/lib1.asm: Likewise.
24364 * config/mips/linux-unwind.h: Likewise.
24365 * config/mips/loongson.h: Likewise.
24366 * config/mips/mips16.S: Likewise.
24367 * config/mmix/crti.asm: Likewise.
24368 * config/mmix/crtn.asm: Likewise.
24369 * config/pa/fptr.c: Likewise.
24370 * config/pa/hpux-unwind.h: Likewise.
24371 * config/pa/lib2funcs.asm: Likewise.
24372 * config/pa/linux-atomic.c: Likewise.
24373 * config/pa/linux-unwind.h: Likewise.
24374 * config/pa/milli64.S: Likewise.
24375 * config/pa/quadlib.c: Likewise.
24376 * config/pa/stublib.c: Likewise.
24377 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24378 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24379 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24380 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24381 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24382 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24383 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24384 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24385 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24386 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24387 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24388 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24389 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24390 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24391 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24392 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24393 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24394 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24395 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24396 * config/rs6000/750cl.h: Likewise.
24397 * config/rs6000/altivec.h: Likewise.
24398 * config/rs6000/biarch64.h: Likewise.
24399 * config/rs6000/crtresfpr.asm: Likewise.
24400 * config/rs6000/crtresgpr.asm: Likewise.
24401 * config/rs6000/crtresxfpr.asm: Likewise.
24402 * config/rs6000/crtresxgpr.asm: Likewise.
24403 * config/rs6000/crtsavfpr.asm: Likewise.
24404 * config/rs6000/crtsavgpr.asm: Likewise.
24405 * config/rs6000/darwin-asm.h: Likewise.
24406 * config/rs6000/darwin-fallback.c: Likewise.
24407 * config/rs6000/darwin-fpsave.asm: Likewise.
24408 * config/rs6000/darwin-ldouble.c: Likewise.
24409 * config/rs6000/darwin-tramp.asm: Likewise.
24410 * config/rs6000/darwin-unwind.h: Likewise.
24411 * config/rs6000/darwin-vecsave.asm: Likewise.
24412 * config/rs6000/darwin-world.asm: Likewise.
24413 * config/rs6000/e500crtres32gpr.asm: Likewise.
24414 * config/rs6000/e500crtres64gpr.asm: Likewise.
24415 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24416 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24417 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24418 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24419 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24420 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24421 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24422 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24423 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24424 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24425 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24426 * config/rs6000/eabi-ci.asm: Likewise.
24427 * config/rs6000/eabi-cn.asm: Likewise.
24428 * config/rs6000/eabi.asm: Likewise.
24429 * config/rs6000/linux-unwind.h: Likewise.
24430 * config/rs6000/linux64.h: Likewise.
24431 * config/rs6000/paired.h: Likewise.
24432 * config/rs6000/paired.md: Likewise.
24433 * config/rs6000/ppc64-fp.c: Likewise.
24434 * config/rs6000/ppu_intrinsics.h: Likewise.
24435 * config/rs6000/rs6000.h: Likewise.
24436 * config/rs6000/si2vmx.h: Likewise.
24437 * config/rs6000/sol-ci.asm: Likewise.
24438 * config/rs6000/sol-cn.asm: Likewise.
24439 * config/rs6000/spe.h: Likewise.
24440 * config/rs6000/spu2vmx.h: Likewise.
24441 * config/rs6000/sysv4.h: Likewise.
24442 * config/rs6000/tramp.asm: Likewise.
24443 * config/rs6000/vec_types.h: Likewise.
24444 * config/s390/linux-unwind.h: Likewise.
24445 * config/s390/tpf-unwind.h: Likewise.
24446 * config/score/crti.asm: Likewise.
24447 * config/score/crtn.asm: Likewise.
24448 * config/sh/crt1.asm: Likewise.
24449 * config/sh/crti.asm: Likewise.
24450 * config/sh/crtn.asm: Likewise.
24451 * config/sh/divtab-sh4-300.c: Likewise.
24452 * config/sh/divtab-sh4.c: Likewise.
24453 * config/sh/divtab.c: Likewise.
24454 * config/sh/lib1funcs-4-300.asm: Likewise.
24455 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24456 * config/sh/lib1funcs.asm: Likewise.
24457 * config/sh/lib1funcs.h: Likewise.
24458 * config/sh/linux-atomic.asm: Likewise.
24459 * config/sh/linux-unwind.h: Likewise.
24460 * config/sh/shmedia.h: Likewise.
24461 * config/sh/sshmedia.h: Likewise.
24462 * config/sh/ushmedia.h: Likewise.
24463 * config/sparc/crtfastmath.c: Likewise.
24464 * config/sparc/linux-unwind.h: Likewise.
24465 * config/sparc/sol2-c1.asm: Likewise.
24466 * config/sparc/sol2-ci.asm: Likewise.
24467 * config/sparc/sol2-cn.asm: Likewise.
24468 * config/spu/divmodti4.c: Likewise.
24469 * config/spu/divv2df3.c: Likewise.
24470 * config/spu/float_disf.c: Likewise.
24471 * config/spu/float_unsdidf.c: Likewise.
24472 * config/spu/float_unsdisf.c: Likewise.
24473 * config/spu/float_unssidf.c: Likewise.
24474 * config/spu/mfc_multi_tag_release.c: Likewise.
24475 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24476 * config/spu/mfc_tag_release.c: Likewise.
24477 * config/spu/mfc_tag_reserve.c: Likewise.
24478 * config/spu/mfc_tag_table.c: Likewise.
24479 * config/spu/multi3.c: Likewise.
24480 * config/spu/spu_internals.h: Likewise.
24481 * config/spu/spu_intrinsics.h: Likewise.
24482 * config/spu/spu_mfcio.h: Likewise.
24483 * config/spu/vec_types.h: Likewise.
24484 * config/spu/vmx2spu.h: Likewise.
24485 * config/stormy16/stormy16-lib2.c: Likewise.
24486 * config/svr4.h: Likewise.
24487 * config/sync.c: Likewise.
24488 * config/v850/lib1funcs.asm: Likewise.
24489 * config/vxlib-tls.c: Likewise.
24490 * config/vxlib.c: Likewise.
24491 * config/vxworks-dummy.h: Likewise.
24492 * config/xtensa/crti.asm: Likewise.
24493 * config/xtensa/crtn.asm: Likewise.
24494 * config/xtensa/ieee754-df.S: Likewise.
24495 * config/xtensa/ieee754-sf.S: Likewise.
24496 * config/xtensa/lib1funcs.asm: Likewise.
24497 * config/xtensa/lib2funcs.S: Likewise.
24498 * config/xtensa/linux-unwind.h: Likewise.
24499 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24500 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24501 * coretypes.h: Likewise.
24502 * crtstuff.c: Likewise.
24503 * defaults.h: Likewise.
24504 * dwarf2.h: Likewise.
24505 * emutls.c: Likewise.
24506 * gbl-ctors.h: Likewise.
24507 * gcov-io.h: Likewise.
24508 * ginclude/float.h: Likewise.
24509 * ginclude/iso646.h: Likewise.
24510 * ginclude/stdarg.h: Likewise.
24511 * ginclude/stdbool.h: Likewise.
24512 * ginclude/stddef.h: Likewise.
24513 * ginclude/stdfix.h: Likewise.
24514 * ginclude/stdint-gcc.h: Likewise.
24515 * ginclude/tgmath.h: Likewise.
24516 * gthr-aix.h: Likewise.
24517 * gthr-dce.h: Likewise.
24518 * gthr-gnat.c: Likewise.
24519 * gthr-gnat.h: Likewise.
24520 * gthr-lynx.h: Likewise.
24521 * gthr-mipssde.h: Likewise.
24522 * gthr-nks.h: Likewise.
24523 * gthr-posix.c: Likewise.
24524 * gthr-posix.h: Likewise.
24525 * gthr-posix95.h: Likewise.
24526 * gthr-rtems.h: Likewise.
24527 * gthr-single.h: Likewise.
24528 * gthr-solaris.h: Likewise.
24529 * gthr-tpf.h: Likewise.
24530 * gthr-vxworks.h: Likewise.
24531 * gthr-win32.h: Likewise.
24532 * gthr.h: Likewise.
24533 * libgcc2.c: Likewise.
24534 * libgcc2.h: Likewise.
24535 * libgcov.c: Likewise.
24536 * tsystem.h: Likewise.
24537 * typeclass.h: Likewise.
24538 * unwind-c.c: Likewise.
24539 * unwind-compat.h: Likewise.
24540 * unwind-dw2-fde-compat.c: Likewise.
24541 * unwind-dw2-fde-darwin.c: Likewise.
24542 * unwind-dw2-fde-glibc.c: Likewise.
24543 * unwind-dw2-fde.c: Likewise.
24544 * unwind-dw2-fde.h: Likewise.
24545 * unwind-dw2.c: Likewise.
24546 * unwind-dw2.h: Likewise.
24547 * unwind-generic.h: Likewise.
24548 * unwind-pe.h: Likewise.
24549 * unwind-sjlj.c: Likewise.
24550 * unwind.inc: Likewise.
24551 * config/arm/neon-gen.ml: Change generated copyright header to
24552 refer to version 3 of the GNU General Public License with
24553 version 3.1 of the GCC Runtime Library Exception and to point
24554 readers at the COPYING3 and COPYING3.RUNTIME files and the
24555 FSF's license web page.
24556 * config/arm/arm_neon.h: Regenerate.
24558 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24560 * config/cris/cris.md: Change copyright header to refer to version
24561 3 of the GNU General Public License.
24562 * doc/install.texi2html: Change copyright header to refer to version
24563 3 of the GNU General Public License and to point readers at the
24564 COPYING3 file and the FSF's license web page.
24565 * config/vax/linux.h: Likewise.
24567 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24569 * config/i386/i386.md (cmpcc): New.
24570 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24571 (sync_compare_and_swap_cc*): Delete.
24573 * config/s390/s390.c (s390_compare_emitted): Remove.
24574 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24575 s390_compare_emitted used to be handled. Assert that modes match.
24576 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24577 refer to sync_compare_and_swap_ccsi.
24578 * config/s390/s390.h (s390_compare_emitted): Remove.
24579 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24580 instead of s390_compare_emitted.
24581 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24582 instead of s390_compare_emitted.
24583 * config/s390/s390.md (cmpcc): New.
24584 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24585 CC_REGNUM, do not pretend it's set.
24586 (sync_compare_and_swap_cc*): Delete.
24587 * config/s390/predicates.md (cc_reg_operand): New.
24589 * expr.c (sync_compare_and_swap_cc): Delete.
24590 * optabs.h (sync_compare_and_swap_cc): Delete.
24591 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24592 is being used with can_compare_p.
24593 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24594 (find_cc_set): New.
24595 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24596 look for a MODE_CC set instead. Use emit_store_flag.
24597 (expand_compare_and_swap_loop): Likewise, with some additional
24598 complication to avoid a force_reg when useless. Use
24599 emit_cmp_and_jump_insns.
24600 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24601 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24602 sync_compare_and_swap documentation.
24604 2009-04-09 Jan Hubicka <jh@suse.cz>
24606 * except.c (find_prev_try): Break out from ....
24607 (duplicate_eh_regions): ... here; properly update prev_try pointers
24608 when duplication part of tree.
24609 (dump_eh_tree): Improve dumping.
24610 (verify_eh_region): New.
24611 (verify_eh_tree): Use it.
24613 2009-04-06 Richard Guenther <rguenther@suse.de>
24615 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24616 &ARRAY addresses by adjusting their types and prepending
24618 * tree-cfg.c (verify_gimple_assign_single): Verify that
24619 addresses are correct.
24621 2009-04-09 Richard Guenther <rguenther@suse.de>
24623 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24624 indices into an array reference if possible.
24625 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24626 Fold POINTER_PLUS_EXPR statements with invariant address.
24628 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24631 * config.gcc (powerpc64-*-linux*): Always build biarch.
24633 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24636 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24637 it and pedwarn if this results in an INTEGER_CST.
24639 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24641 * doc/install.texi: Update minimum GMP version. Remove obsolete
24642 text in MPFR section.
24644 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24646 * dwarf2out.c (class_scope_p): New static inline.
24647 (class_or_namespace_scope_p): Use it.
24648 (gen_variable_die): Use DW_TAG_member tag for static data member
24649 declarations instead of DW_TAG_variable.
24651 PR middle-end/39573
24652 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24655 2009-04-08 Richard Guenther <rguenther@suse.de>
24657 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24658 valueize random data.
24660 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24662 * config.gcc (aix tm_file): Add aix-stdint.h.
24663 (aix tm clause use_gcc_stdint): Set to wrap.
24664 * config/rs6000/aix-stdint.h: New file.
24666 2009-04-08 Richard Guenther <rguenther@suse.de>
24668 PR middle-end/36291
24669 * tree-dfa.c (add_referenced_var): Do not recurse into
24670 global initializers.
24671 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24673 (fold_const_aggregate_ref): Likewise.
24675 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24677 * recog.c (ordered_comparison_operator): New.
24678 * gensupport.c (std_preds): Add it.
24679 * doc/md.texi (Machine-Independent Predicates): Document it.
24681 2009-04-08 Jan Hubicka <jh@suse.cz>
24683 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24684 * function.h (rtl_eh): Remove exception_handler_label_map.
24685 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24686 remove_exception_handler_label, for_each_eh_label_1): Remove.
24687 (rtl_remove_unreachable_regions): Remove.
24688 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24689 (find_exception_handler_labels): Don't build the hashtable.
24690 (maybe_remove_eh_handler): Remove.
24691 (for_each_eh_label): Rewrite to walk the tree.
24692 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24693 * except.h (maybe_remove_eh_handler): Remove.
24694 * passes.c (init_optimization_passes): Schedule second EH cleanup
24696 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24697 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24699 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24701 * genoutput.c (validate_optab_operands): New.
24702 (gen_insn, gen_expand): Call it.
24704 * genflags.c (gen_insn): Detect misused iterators.
24705 (main): Pass line_no to gen_insn, exit with status 1 on error.
24707 * genextract.c (line_no): Make global.
24708 (VEC_safe_set_locstr): Change assertion to error message.
24709 (main): Exit with status 1 on error.
24711 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24715 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24716 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24717 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24718 * c-convert.c (convert): Do not call fold on results of conversion
24719 functions when the result is a C_MAYBE_CONST_EXPR.
24720 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24721 of __builtin_choose_expr.
24722 * c-typeck.c (remove_c_maybe_const_expr): New.
24723 (build_unary_op, build_conditional_expr, build_compound_expr,
24724 build_binary_op, c_objc_common_truthvalue_conversion): Call
24725 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24728 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24730 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24731 CODE to produce a new one. Add a prototype to use fold_convert_const
24733 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24736 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24737 mix declarations and code.
24739 2009-04-08 Ben Elliston <bje@au.ibm.com>
24741 * gcc.c: Replace `CC' with `GCC' throughout.
24743 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24745 * doc/invoke.texi: Document Atom support.
24747 2009-04-07 Jason Merrill <jason@redhat.com>
24750 * c-common.h, c-common.c: Add flag_pretty_templates.
24751 * c-opts.c (c_common_handle_option): Set it.
24752 * c.opt: Add -fno-pretty-templates.
24753 * doc/invoke.texi (C++ Dialect Options): Likewise.
24755 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24757 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24758 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24759 (ia64_expand_builtin): Likewise.
24761 2009-04-07 Martin Jambor <mjambor@suse.cz>
24763 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24764 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24765 ADDR_EXPRS are include too.
24767 2009-04-07 Richard Guenther <rguenther@suse.de>
24769 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24770 decls are only used if passes as parameters or if they are
24771 local statics and the call is not to a builtin.
24772 (call_may_clobber_ref_p_1): Likewise.
24774 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24776 * expr.c (do_store_flag): Remove last argument. Simplify code
24777 to avoid duplication of tests already done by can_compare_p.
24778 (expand_expr_real_1): Adjust caller.
24780 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24782 * optabs.c (can_compare_p): Test the predicate of a
24783 cbranch and cstore pattern.
24785 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24787 * expr.c (convert_move): Use emit_store_flag instead of
24790 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24792 * config/i386/i386.c (ix86_compare_emitted): Remove.
24793 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24794 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24795 * config/i386/i386.h (ix86_compare_emitted): Remove.
24796 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24797 instead of ix86_compare_emitted.
24798 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24800 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24802 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24803 Add t-sysroot-suffix to tmake_file.
24804 * config/print-sysroot-suffix.sh: New file.
24805 * config/t-sysroot-suffix: New file.
24807 2009-04-07 Ben Elliston <bje@au.ibm.com>
24809 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24810 as the latter produces a warning when the target does not support
24813 2009-04-07 Ben Elliston <bje@au.ibm.com>
24815 * dfp.c: Replace type punning assignments with memcpy throughout.
24816 * Makefile.in (dfp.o-warn): Remove.
24818 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24821 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24822 Include soft-fp/t-softfp after rs6000/t-linux64.
24824 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24826 * stor-layout.c (set_sizetype): Use the full precision of their
24827 machine mode for bitsize types.
24829 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24831 * config/i386/i386.md: Revert 2 accidental checkins.
24833 2009-04-06 Joey Ye <joey.ye@intel.com>
24834 Xuepeng Guo <xuepeng.guo@intel.com>
24835 H.J. Lu <hongjiu.lu@intel.com>
24837 Atom pipeline model, tuning and insn selection.
24838 * config.gcc (atom): Add atom config options and target.
24840 * config/i386/atom.md: New.
24842 * config/i386/i386.c (atom_cost): New cost.
24843 (m_ATOM): New macro flag.
24844 (initial_ix86_tune_features): Set m_ATOM.
24845 (x86_accumulate_outgoing_args): Likewise.
24846 (x86_arch_always_fancy_math_387): Likewise.
24847 (processor_target): Add Atom cost.
24848 (cpu_names): Add Atom cpu name.
24849 (override_options): Set Atom ISA.
24850 (ix86_issue_rate): New case PROCESSOR_ATOM.
24851 (ix86_adjust_cost): Likewise.
24853 * config/i386/i386.h (TARGET_ATOM): New target macro.
24854 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24855 (TARGET_OPT_AGU): New target option.
24856 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24857 (processor_type): Add PROCESSOR_ATOM.
24859 * config/i386/i386.md (cpu): Add new value "atom".
24860 (use_carry, movu): New attr.
24861 (atom.md): Include atom.md.
24862 (adddi3_carry_rex64): Set attr "use_carry".
24863 (addqi3_carry): Likewise.
24864 (addhi3_carry): Likewise.
24865 (addsi3_carry): Likewise.
24866 (*addsi3_carry_zext): Likewise.
24867 (subdi3_carry_rex64): Likewise.
24868 (subqi3_carry): Likewise.
24869 (subhi3_carry): Likewise.
24870 (subsi3_carry): Likewise.
24871 (x86_movdicc_0_m1_rex64): Likewise.
24872 (*x86_movdicc_0_m1_se): Likewise.
24873 (x86_movsicc_0_m1): Likewise.
24874 (*x86_movsicc_0_m1_se): Likewise.
24875 (*adddi_1_rex64): Emit add insn as much as possible.
24876 (*addsi_1): Likewise.
24877 (return_internal): Set atom_unit.
24878 (return_internal_long): Likewise.
24879 (return_pop_internal): Likewise.
24880 (*rcpsf2_sse): Set atom_sse_attr attr.
24881 (*qrt<mode>2_sse): Likewise.
24882 (*prefetch_sse): Likewise.
24884 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24886 (ix86_target_macros_internal): Likewise.
24888 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24889 (*prefetch_sse_rex): Likewise.
24890 (sse_rcpv4sf2): Likewise.
24891 (sse_vmrcpv4sf2): Likewise.
24892 (sse_sqrtv4sf2): Likewise.
24893 (<sse>_vmsqrt<mode>2): Likewise.
24894 (sse_ldmxcsr): Likewise.
24895 (sse_stmxcsr): Likewise.
24896 (*sse_sfence): Likewise.
24897 (sse2_clflush): Likewise.
24898 (*sse2_mfence): Likewise.
24899 (*sse2_lfence): Likewise.
24900 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24901 (<sse>_movup<ssemodesuffixf2c>): Likewise.
24902 (avx_movdqu<avxmodesuffix>): Likewise.
24903 (avx_lddqu<avxmodesuffix>): Likewise.
24904 (sse2_movntv2di): Change attr "type" to "ssemov".
24905 (sse2_movntsi): Likewise.
24906 (rsqrtv8sf2): Change attr "type" to "sseadd".
24907 (sse3_addsubv2df3): Set attr "atom_unit".
24908 (sse3_h<plusminus_insn>v4sf3): Likewise.
24909 (*sse2_pmaddwd): Likewise.
24910 (*vec_extractv2di_1_rex64): Likewise.
24911 (*vec_extractv2di_1_avx): Likewise.
24912 (sse2_psadbw): Likewise.
24913 (ssse3_phaddwv8hi3): Likewise.
24914 (ssse3_phaddwv4hi3): Likewise.
24915 (ssse3_phadddv4si3): Likewise.
24916 (ssse3_phadddv2si3): Likewise.
24917 (ssse3_phaddswv8hi3): Likewise.
24918 (ssse3_phaddswv4hi3): Likewise.
24919 (ssse3_phsubwv8hi3): Likewise.
24920 (ssse3_phsubwv4hi3): Likewise.
24921 (ssse3_phsubdv4si3): Likewise.
24922 (ssse3_phsubdv2si3): Likewise.
24923 (ssse3_phsubswv8hi3): Likewise.
24924 (ssse3_phsubswv4hi3): Likewise.
24925 (ssse3_pmaddubsw128): Likewise.
24926 (sse3_pmaddubsw: Likewise.
24927 (ssse3_palignrti): Likewise.
24928 (ssse3_palignrdi): Likewise.
24930 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
24932 * doc/install.texi (Specific): Fix two cross-references to MinGW.
24934 2009-04-06 Richard Guenther <rguenther@suse.de>
24936 PR tree-optimization/28868
24937 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
24938 of which PHI results we inserted.
24939 (insert_into_preds_of_block): Record inserted PHIs.
24940 (eliminate): Eliminate redundant PHI nodes.
24941 (init_pre): Init inserted_phi_names.
24943 2009-04-06 Richard Guenther <rguenther@suse.de>
24945 PR tree-optimization/39643
24946 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
24947 IMAGPART_EXPRs of complex constants.
24948 (execute_fold_all_builtins): If we folded a call queue
24949 TODO_update_address_taken.
24951 2009-04-06 Jan Hubicka <jh@suse.cz>
24953 PR middle-end/39659
24954 * except.c (remove_unreachable_regions): Propagate may_contain_throw
24957 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
24959 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
24961 (ic_invalidate_array): Likewise.
24963 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
24965 * calls.c (emit_library_call_value_1): Fix a problem with parameter
24966 alignment for library calls.
24968 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
24970 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
24971 (mingw32 tm clause use_gcc_stdint): Set to wrap.
24972 * config/i386/mingw-stdint.h: New file.
24974 2009-04-05 Richard Guenther <rguenther@suse.de>
24976 PR tree-optimization/39648
24977 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
24978 our &A vs. &A[0] IL deficiencies.
24980 2009-04-04 Jan Hubicka <jh@suse.cz>
24982 * except.c (sjlj_find_directly_reachable_regions): Be ready for
24983 removed toplevel regions.
24984 (sjlj_mark_call_sites): Likewise.
24986 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
24988 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
24989 (cygwin tm clause use_gcc_stdint): Set to wrap.
24990 * config/i386/cygwin-stdint.h: New file.
24992 2009-04-04 Richard Guenther <rguenther@suse.de>
24994 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
24995 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
24996 single-argument PHIs if we are in loop-closed SSA form.
24997 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
24998 for the pre-condition.
24999 (slpeel_tree_peel_loop_to_edge): Likewise.
25000 (vect_build_loop_niters): Take an optional sequence to append stmts.
25001 (vect_generate_tmps_on_preheader): Likewise.
25002 (vect_do_peeling_for_loop_bound): Take extra guards for the
25004 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25005 the cost model check.
25006 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25007 guards if we are going to peel. Do not apply versioning in that case.
25008 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25009 (vect_do_peeling_for_loop_bound): Likewise.
25010 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25011 loop bound only record extra pre-conditions, do not apply loop
25014 2009-04-04 Richard Guenther <rguenther@suse.de>
25016 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25019 2009-04-04 Jan Hubicka <jh@suse.cz>
25021 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25022 last_basic_block for size of bb->index indexed array.
25023 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25024 compute_out, link_btr_uses, build_btr_def_use_webs,
25025 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25027 2009-04-04 Jan Hubicka <jh@suse.cz>
25029 * except.c (remove_eh_handler_and_replace): Break out from ...
25030 (remove_eh_handler): ... here.
25031 (bring_to_root): New function.
25032 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25033 handled ones, bring others to root of tree.
25035 2009-04-04 Jan Hubicka <jh@suse.cz>
25037 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25038 (all_phis_safe_to_merge): New function.
25039 (update_info): New structure.
25040 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25041 (cleanup_empty_eh): Update SSA if possible.
25043 2009-04-04 Richard Guenther <rguenther@suse.de>
25045 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25046 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25047 (append_vuse): Likewise.
25049 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25051 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25052 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25053 instead of REG_UNSAVED for DW_CFA_undefined.
25054 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25055 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25058 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25061 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25063 2009-04-04 Richard Guenther <rguenther@suse.de>
25065 PR tree-optimization/8781
25066 PR tree-optimization/37892
25067 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25068 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25069 (valueize_refs): Call it for *& valueizations.
25070 (shared_reference_ops_from_ref): Rename to ...
25071 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25072 (shared_reference_ops_from_call): Rename to ...
25073 (valueize_shared_reference_ops_from_call): ... this and valueize.
25074 (vn_reference_lookup): Update.
25075 (visit_reference_op_call): Likewise.
25076 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25077 (eliminate): Value-replace the call address in call statements.
25079 2009-04-04 Richard Guenther <rguenther@suse.de>
25081 PR tree-optimization/39636
25082 * tree-ssa-forwprop.c
25083 (forward_propagate_addr_into_variable_array_index): Check for
25084 GIMPLE_ASSIGN before accessing the rhs code.
25086 2009-04-03 Jason Merrill <jason@redhat.com>
25088 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25090 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25092 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25093 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25094 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25095 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25096 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25097 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25098 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25099 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25100 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25101 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25102 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25103 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25104 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25105 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25106 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25107 Use fr_reg_or_fp01_operand instead of fr_register_operand
25109 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25110 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25111 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25113 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25115 PR rtl-optimization/39607
25116 PR rtl-optimization/39631
25120 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25121 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25122 instead of DF_LR_OUT.
25123 * ira-lives.c (process_bb_node_lives): Ditto.
25124 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25125 instead of DF_LR_{OUT,IN}.
25126 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25127 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25129 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25131 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25132 (execute_lower_omp): Always run but take the short way out if -fopenmp
25134 (gate_lower_omp): Remove, forcing the pass manager to always run the
25135 pass and always set PROP_gimple_lomp.
25136 (pass_lower_omp): Remove gate function.
25137 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25138 PROP_trees. Instead, require it.
25139 * ipa-cp.c (pass_ipa_cp): Likewise.
25140 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25141 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25142 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25143 and PROP_gimple_leh.
25145 2009-04-03 Richard Guenther <rguenther@suse.de>
25147 PR middle-end/13146
25148 PR tree-optimization/23940
25149 PR tree-optimization/33237
25150 PR middle-end/33974
25151 PR middle-end/34093
25152 PR tree-optimization/36201
25153 PR tree-optimization/36230
25154 PR tree-optimization/38049
25155 PR tree-optimization/38207
25156 PR tree-optimization/38230
25157 PR tree-optimization/38301
25158 PR tree-optimization/38585
25159 PR middle-end/38895
25160 PR tree-optimization/38985
25161 PR tree-optimization/39299
25162 * tree-ssa-structalias.h: Remove.
25163 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25164 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25165 (struct vuse_element_d): Remove.
25166 (struct vuse_vec_d): Likewise.
25167 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25168 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25169 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25170 VUSE_ELEMENT_VAR): Likewise.
25171 (struct voptype_d): Likewise.
25172 (NUM_VOP_FREE_BUCKETS): Likewise.
25173 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25174 (struct stmt_operands_d): Remove.
25175 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25176 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25177 VDEF_NUM, VDEF_VECT): Likewise.
25178 (copy_virtual_operands): Remove.
25179 (operand_build_cmp): Likewise.
25180 (create_ssa_artificial_load_stmt): Likewise.
25181 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25182 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25183 vuse_index and mayuse_index members. Pack and move done and iter_type
25184 members to the front.
25185 (SSA_OP_VMAYUSE): Remove.
25186 (SSA_OP_VIRTUAL_USES): Adjust.
25187 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25188 (unlink_stmt_vdef): Declare.
25189 (add_to_addressable_set): Remove.
25190 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25191 (vrp_visit_stmt): Likewise.
25192 * doc/tree-ssa.texi (Alias analysis): Update.
25193 * doc/invoke.texi (max-aliased-vops): Remove docs.
25194 (avg-aliased-vops): Likewise.
25195 * tree-into-ssa.c (syms_to_rename): Remove.
25196 (need_to_update_vops_p): Likewise.
25197 (need_to_initialize_update_ssa_p): Rename to ...
25198 (update_ssa_initialized_fn): ... this. Track function we are
25200 (symbol_marked_for_renaming): Simplify.
25201 (add_new_name_mapping): Do not set need_to_update_vops_p.
25202 (dump_currdefs): Use SYMS_TO_RENAME.
25203 (rewrite_update_stmt): Always walk all uses/defs.
25204 (dump_update_ssa): Adjust.
25205 (init_update_ssa): Take function argument. Track what we are
25207 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25208 (create_new_def_for): Initialize for cfun, assert we are initialized
25210 (mark_sym_for_renaming): Simplify.
25211 (mark_set_for_renaming): Do not initialize update-ssa.
25212 (need_ssa_update_p): Simplify. Take function argument.
25213 (name_mappings_registered_p): Assert we ask for the correct function.
25214 (name_registered_for_update_p): Likewise.
25215 (ssa_names_to_replace): Likewise.
25216 (release_ssa_name_after_update_ssa): Likewise.
25217 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25218 (dump_decl_set): Do not print a newline.
25219 (debug_decl_set): Do it here.
25220 (dump_update_ssa): And here.
25221 * tree-ssa-loop-im.c (move_computations): Adjust.
25222 (movement_possibility): Likewise.
25223 (determine_max_movement): Likewise.
25224 (gather_mem_refs_stmt): Likewise.
25225 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25226 or NAME_MEMORY_TAG.
25227 * tree-complex.c (update_all_vops): Remove.
25228 (expand_complex_move): Adjust.
25229 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25230 Simplify test for memory referencing statement. Exclude
25231 non-invariant ADDR_EXPRs.
25232 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25233 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25234 (rdg_flag_uses): Likewise.
25235 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25237 (tree_optimize_tail_calls_1): Also split the
25238 edge from the entry block if we have degenerate PHI nodes in
25239 the first basic block.
25240 * tree.c (init_ttree): Remove memory-tag related code.
25241 (tree_code_size): Likewise.
25242 (tree_node_structure): Likewise.
25243 (build7_stat): Re-write to be build6_stat.
25244 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25245 (SSA_VAR_P): Adjust.
25246 (struct tree_memory_tag): Remove.
25247 (struct tree_memory_partition_tag): Likewise.
25248 (union tree_node): Adjust.
25249 (build7): Re-write to be build6.
25250 * tree-pass.h (pass_reset_cc_flags): Remove.
25251 (TODO_update_address_taken): New flag.
25252 (pass_simple_dse): Remove.
25253 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25254 * params.h (MAX_ALIASED_VOPS): Remove.
25255 (AVG_ALIASED_VOPS): Likewise.
25256 * omp-low.c (expand_omp_taskreg): Update SSA form.
25257 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25258 aliases the lhs in a copy stmt.
25259 * tree-ssa-dse.c (struct address_walk_data): Remove.
25260 (memory_ssa_name_same): Likewise.
25261 (memory_address_same): Likewise.
25262 (get_kill_of_stmt_lhs): Likewise.
25263 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25264 unused stores. Look through PHI nodes into post-dominated regions.
25265 (dse_optimize_stmt): Simplify. Properly remove stores.
25266 (tree_ssa_dse): Compute dominators.
25267 (execute_simple_dse): Remove.
25268 (pass_simple_dse): Likewise.
25269 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25270 gimple_loaded_syms and gimple_stored_syms computation.
25271 * toplev.c (dump_memory_report): Dump alias and pta stats.
25272 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25273 (vn_reference_eq): Likewise.
25274 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25275 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25276 valueize_vuses): Remove.
25277 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25278 (get_def_ref_stmt_vuse): ... this.
25279 (vn_reference_lookup_2): New function.
25280 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25281 walking equivalent vuses. Simplify.
25282 (vn_reference_lookup): Likewise.
25283 (vn_reference_insert): Likewise.
25284 (vn_reference_insert_pieces): Likewise.
25285 (visit_reference_op_call): Simplify.
25286 (visit_reference_op_load): Likewise.
25287 (visit_reference_op_store): Likewise.
25288 (init_scc_vn): Remove shared_lookup_vuses initialization.
25289 (free_scc_vn): Remove shared_lookup_vuses freeing.
25290 (sort_vuses, sort_vuses_heap): Remove.
25291 (get_ref_from_reference_ops): Export.
25292 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25293 vector with single vuse pointer.
25294 (vn_reference_lookup_pieces, vn_reference_lookup,
25295 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25296 (shared_vuses_from_stmt): Remove.
25297 (get_ref_from_reference_ops): Declare.
25298 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25299 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25300 memory-tag related code.
25301 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25302 (likely_value): Add comment, skip static-chain of call statements.
25303 (surely_varying_stmt_p): Adjust.
25304 (gimplify_and_update_call_from_tree): Likewise.
25305 (execute_fold_all_builtins): Do not rebuild alias info.
25306 (gimplify_and_update_call_from_tree): Properly update VOPs.
25307 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25308 (copy_ref_info): Remove memory-tag related code.
25309 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25310 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25311 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25313 * tree-ssa-dom.c (gimple_p): Remove typedef.
25314 (eliminate_redundant_computations): Adjust.
25315 (record_equivalences_from_stmt): Likewise.
25316 (avail_expr_hash): Likewise.
25317 (avail_expr_eq): Likewise.
25318 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25319 (stmt_makes_single_load): Likewise.
25320 (stmt_makes_single_store): Likewise.
25321 * tree-ssa-alias.c: Rewrite completely.
25322 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25323 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25324 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25325 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25326 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25327 Remove public functions.
25328 (pass_reset_cc_flags): Remove.
25329 (pass_build_alias): Move ...
25330 * tree-ssa-structalias.c (pass_build_alias): ... here.
25331 * tree-ssa-alias.c (may_be_aliased): Move ...
25332 * tree-flow-inline.h (may_be_aliased): ... here.
25333 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25334 count_uses_and_derefs): Move ...
25335 * gimple.c: ... here.
25336 * gimple.h (count_uses_and_derefs): Declare.
25337 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25338 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25339 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25340 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25341 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25342 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25343 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25345 * tree-dfa.c (refs_may_alias_p): Move ...
25346 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25347 * tree-ssa-alias.h: New file.
25348 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25349 (statement_sink_location): Likewise.
25350 * opts.c (decode_options): Do not adjust max-aliased-vops or
25351 avg-aliased-vops values.
25352 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25353 (TV_CALL_CLOBBER): Likewise.
25354 (TV_FLOW_SENSITIVE): Likewise.
25355 (TV_FLOW_INSENSITIVE): Likewise.
25356 (TV_MEMORY_PARTITIONING): Likewise.
25357 (TV_ALIAS_STMT_WALK): New timevar.
25358 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25359 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25360 (get_address_description): Remove memory-tag related code.
25361 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25362 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25363 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25364 and immediate uses in statements. Document.
25365 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25366 (dump_symbols): Remove.
25367 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25368 * alias.c (get_deref_alias_set): New function split out from ...
25369 (get_alias_set): ... here.
25370 * alias.h (get_deref_alias_set): Declare.
25371 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25372 type parameter. Remove restrict pointer handling. Create a
25373 ref-all pointer in case type-based alias sets do not conflict.
25374 (vect_analyze_data_refs): Remove SMT related code.
25375 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25376 (vectorizable_load): Likewise.
25377 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25378 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25379 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25380 Ignore vops and SMTs.
25381 (dr_analyze_alias): Likewise..
25382 (free_data_ref): Likewise.
25383 (create_data_ref): Likewise.
25384 (analyze_all_data_dependences): Likewise.
25385 (get_references_in_stmt): Adjust.
25386 * tree-flow-inline.h (gimple_aliases_computed_p,
25387 gimple_addressable_vars, gimple_call_clobbered_vars,
25388 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25389 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25390 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25391 gimple_mem_ref_stats): Remove.
25392 (gimple_vop): New function.
25393 (op_iter_next_use): Remove vuses and mayuses cases.
25394 (op_iter_next_def): Remove vdefs case.
25395 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25396 (clear_and_done_ssa_iter): Do not set removed fields.
25397 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25398 Assert we are not iterating over vuses or vdefs if not also
25399 iterating over uses or defs.
25400 (op_iter_init_use): Likewise.
25401 (op_iter_init_def): Likewise.
25402 (op_iter_next_vdef): Remove.
25403 (op_iter_next_mustdef): Likewise.
25404 (op_iter_init_vdef): Likewise.
25405 (compare_ssa_operands_equal): Likewise.
25406 (link_use_stmts_after): Handle vuse operand.
25407 (is_call_used): Use is_call_clobbered.
25408 (is_call_clobbered): Global variables are always call clobbered,
25409 query the call-clobbers bitmap.
25410 (mark_call_clobbered): Ignore global variables.
25411 (clear_call_clobbered): Likewise.
25412 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25413 virtual operands sanity check.
25414 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25416 (TARGET_MEM_REF): Remove TMR_TAG operand.
25417 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25418 Remove call-clobber related code.
25419 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25420 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25421 partitions or escape reason.
25422 (get_single_def_stmt, get_single_def_stmt_from_phi,
25423 get_single_def_stmt_with_phi): Remove.
25424 (dump_referenced_vars): Tidy.
25425 (get_ref_base_and_extent): Allow bare decls.
25426 (collect_dfa_stats): Adjust.
25427 * graphite.c (rename_variables_in_stmt): Adjust.
25428 (graphite_copy_stmts_from_block): Likewise.
25429 (translate_clast): Likewise.
25430 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25432 (translate_vuse_through_block): Use the oracle.
25433 (phi_translate_1): Adjust.
25434 (value_dies_in_block_x): Use the oracle. Cache the outcome
25436 (valid_in_sets): Check if the VUSE for
25437 a REFERENCE is available.
25438 (eliminate): Do not remove stmts during elimination,
25439 instead queue and remove them afterwards.
25440 (do_pre): Do not rebuild alias info.
25441 (pass_pre): Run TODO_rebuild_alias before PRE.
25442 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25443 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25444 (mark_all_v_defs_stmt): Remove.
25445 (mark_all_v_defs_seq): Adjust.
25446 (sra_replace): Likewise.
25447 (scalarize_use): Likewise.
25448 (scalarize_copy): Likewise.
25449 (scalarize_init): Likewise.
25450 (scalarize_ldst): Likewise.
25451 (todoflags): Remove.
25452 (tree_sra): Do not rebuild alias info.
25453 (tree_sra_early): Adjust.
25454 (pass_sra): Run TODO_update_address_taken before SRA.
25455 * tree-predcom.c (set_alias_info): Remove.
25456 (prepare_initializers_chain): Do not call it.
25457 (mark_virtual_ops_for_renaming): Adjust.
25458 (mark_virtual_ops_for_renaming_list): Remove.
25459 (initialize_root_vars): Adjust.
25460 (initialize_root_vars_lm): Likewise.
25461 (prepare_initializers_chain): Likewise.
25462 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25463 (may_propagate_copy_into_stmt): Likewise.
25464 (merge_alias_info): Do nothing for now.
25465 (propagate_tree_value_into_stmt): Adjust.
25466 (stmt_may_generate_copy): Likewise.
25467 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25468 not mark symbols for renaming.
25469 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25470 with the same statement, make sure to update the new pointed-to one.
25471 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25472 call statements, do not mark symbols for renaming.
25473 (mark_operand_necessary): Dump something.
25474 (ref_may_be_aliased): New function.
25475 (mark_aliased_reaching_defs_necessary_1): New helper function.
25476 (mark_aliased_reaching_defs_necessary): Likewise.
25477 (mark_all_reaching_defs_necessary_1): Likewise.
25478 (mark_all_reaching_defs_necessary): Likewise.
25479 (propagate_necessity): Do not process virtual PHIs. For
25480 non-aliased loads mark all reaching definitions as necessary.
25481 For aliased loads and stores mark the immediate dominating
25482 aliased clobbers as necessary.
25483 (visited): New global static.
25484 (perform_tree_ssa_dce): Free visited bitmap after propagating
25486 (remove_dead_phis): Perform simple dead virtual PHI removal.
25487 (remove_dead_stmt): Properly unlink virtual operands when
25489 (eliminate_unnecessary_stmts): Schedule PHI removal after
25491 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25492 (process_replaceable): Likewise.
25493 (find_replaceable_in_bb): Likewise.
25494 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25495 based on the single gimple vop.
25496 (verify_flow_insensitive_alias_info): Remove.
25497 (verify_flow_sensitive_alias_info): Likewise.
25498 (verify_call_clobbering): Likewise.
25499 (verify_memory_partitions): Likewise.
25500 (verify_alias_info): Likewise.
25501 (verify_ssa): Adjust..
25502 (execute_update_addresses_taken): Export. Update SSA
25503 manually. Optimize only when optimizing. Use a local bitmap.
25504 (pass_update_address_taken): Remove TODO_update_ssa, add
25506 (pass_update_address_taken): Just use TODO_update_address_taken.
25507 (init_tree_ssa): Do not initialize addressable_vars.
25508 (verify_ssa): Verify new VUSE / VDEF properties.
25509 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25510 Do not call verify_alias_info.
25511 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25512 Do not free the loaded and stored syms bitmaps. Reset the escaped
25513 and callused solutions. Do not free addressable_vars.
25514 Remove memory-tag related code.
25515 (warn_uninitialized_var): Aliases are always available.
25516 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25517 * lambda-code.c (can_put_in_inner_loop): Adjust.
25518 (can_put_after_inner_loop): Likewise.
25519 (perfect_nestify): Likewise.
25520 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25521 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25522 (vectorizable_conversion): Do not mark symbols for renaming.
25523 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25524 (expand_call_inline): Unlink the calls virtual operands before
25526 (tree_function_versioning): Do not call update_ssa if we are not
25527 updating clones. Simplify.
25528 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25529 (propagate_with_phi): Likewise..
25530 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25531 clobber code. Assert we are not aliased or global.
25532 * tree-flow.h: Include tree-ssa-alias.h
25533 (enum escape_type): Remove.
25534 (struct mem_sym_stats_d): Likewise.
25535 (struct mem_ref_stats_d): Likewise.
25536 (struct gimple_df): Add vop member. Remove global_var,
25537 call_clobbered_vars, call_used_vars, addressable_vars,
25538 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25539 escaped and callused members.
25540 (struct ptr_info_def): Remove all members, add points-to solution
25542 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25543 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25544 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25545 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25546 (tree-ssa-alias.o): Likewise.
25547 (toplev.o): Add tree-ssa-alias.h
25548 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25549 * gimple.c (gimple_set_bb): Fix off-by-one error.
25550 (is_gimple_reg): Do not handle memory tags.
25551 (gimple_copy): Also copy virtual operands.
25552 Delay updating the statement. Do not reset loaded and stored syms.
25553 (gimple_set_stored_syms): Remove.
25554 (gimple_set_loaded_syms): Likewise.
25555 (gimple_call_copy_skip_args): Copy the virtual operands
25556 and mark the new statement modified.
25557 * tree-ssa-structalias.c (may_alias_p): Remove.
25558 (set_uids_in_ptset): Take the alias set to prune with as
25559 parameter. Fold in the alias test of may_alias_p.
25560 (compute_points_to_sets): Compute whether a ptr is dereferenced
25561 in a local sbitmap.
25562 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25563 other ADDRESSOF constraints on the lhs.
25564 (get_constraint_for_component_ref): Assert that we don't get
25565 ADDRESSOF constraints from the base of the reference.
25566 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25567 (struct variable_info): Remove collapsed_to member.
25568 (get_varinfo_fc): Remove.
25569 (new_var_info): Do not set collapsed_to.
25570 (dump_constraint): Do not follow cycles.
25571 (dump_constraint_graph): Likewise.
25572 (build_pred_graph): Likewise.
25573 (build_succ_graph): Likewise.
25574 (rewrite_constraints): Likewise.
25575 (do_simple_structure_copy): Remove.
25576 (do_rhs_deref_structure_copy): Remove.
25577 (do_lhs_deref_structure_copy): Remove.
25578 (collapse_rest_of_var): Remove.
25579 (do_structure_copy): Re-implement.
25580 (pta_stats): New global variable.
25581 (dump_pta_stats): New function.
25582 (struct constraint_expr): Make offset signed.
25583 (UNKNOWN_OFFSET): Define special value.
25584 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25585 (solution_set_expand): New helper function split out from ...
25586 (do_sd_constraint): ... here.
25587 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25588 (do_ds_constraint): Likewise.
25589 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25590 and CALLUSED = *CALLUSED.
25591 (set_union_with_increment): Make inc argument signed.
25592 (type_safe): Remove.
25593 (get_constraint_for_ptr_offset): Handle unknown and negative
25595 (first_vi_for_offset): Handle offsets before start. Bail
25596 out early for offsets beyond the variable extent.
25597 (first_or_preceding_vi_for_offset): New function.
25598 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25599 Together with ESCAPED = *ESCAPED this properly computes reachability.
25600 (find_what_var_points_to): New function.
25601 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25602 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25603 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25604 pt_solutions_intersect): New functions.
25605 (compute_call_used_vars): Remove.
25606 (compute_may_aliases): New main entry into PTA computation.
25607 * gimple.h (gimple_p): New typedef.
25608 (struct gimple_statement_base): Remove references_memory_p.
25609 (struct gimple_statement_with_memory_ops_base): Remove
25610 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25612 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25613 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25614 gimple_set_references_memory): Remove.
25615 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25616 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25618 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25619 (verify_expr): Allow RESULT_DECL.
25620 (gimple_duplicate_bb): Do not copy virtual operands.
25621 (gimple_duplicate_sese_region): Adjust.
25622 (gimple_duplicate_sese_tail): Likewise.
25623 (mark_virtual_ops_in_region): Remove.
25624 (move_sese_region_to_fn): Do not call it.
25625 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25626 and pass_simple_dse.
25627 (execute_function_todo): Handle TODO_update_address_taken,
25628 call execute_update_addresses_taken for TODO_rebuild_alias.
25629 (execute_todo): Adjust.
25630 (execute_one_pass): Init dump files early.
25631 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25633 (create_general_new_stmt): Clear vops.
25634 * tree-ssa-reassoc.c (get_rank): Adjust.
25635 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25636 symbols for renaming.
25637 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25638 (PARAM_AVG_ALIASED_VOPS): Likewise.
25639 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25640 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25641 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25642 (operand_build_cmp, copy_virtual_operands,
25643 create_ssa_artificial_load_stmt, add_to_addressable_set,
25644 gimple_add_to_addresses_taken): Remove public functions.
25645 (unlink_stmt_vdef): New function.
25647 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25649 * config.gcc (powerpc-*-linux*): Merge variants.
25651 2009-04-02 Chao-ying Fu <fu@mips.com>
25652 James Grosbach <james.grosbach@microchip.com>
25654 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25655 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25657 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25658 keep_interrupts_masked_p, use_debug_exception_return_p.
25659 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25660 keep_interrupts_masked, use_debug_exception_return.
25661 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25662 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25664 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25665 (mips_print_operand): Process COP0 registers to print $0 .. $31
25666 correctly for GAS to process.
25667 (mips_interrupt_extra_call_saved_reg_p): New function.
25668 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25670 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25671 (mips_compute_frame_info): Add supports for interrupt context that
25672 includes doubleword accumulators and COP0 registers.
25673 (mips_for_each_saved_acc): New function.
25674 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25675 mips_for_each_saved_reg.
25676 (mips_save_reg): Save accumulators.
25677 (mips_kernel_reg_p): A new for_each_rtx callback.
25678 (mips_expand_prologue): Support interrupt handlers.
25679 (mips_restore_reg): Restore accumulators.
25680 (mips_expand_epilogue): Support interrupt handlers.
25681 (mips_can_use_return_insn): Return false for interrupt handlers.
25682 (mips_epilogue_uses): New function.
25683 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25684 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25685 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25686 cop0_move): New instructions.
25687 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25688 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25690 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25692 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25693 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25694 interrupt handlers, we use K0 as the temporary register.
25695 (EPILOGUE_USES): Change to a function call.
25696 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25697 handlers, we use K0 as the temporary register.
25699 * doc/extend.texi (Function Attributes): Document interrupt,
25700 use_shadow_register_set, keep_interrupts_masked,
25701 use_debug_exception_return for MIPS attributes.
25703 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25705 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25706 Remove a number of t-files from tmake_file.
25707 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25708 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25709 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25710 target_prototype, not TARGET_PROTOTYPE.
25711 (LINK_OS_GNU_SPEC): Define.
25712 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25713 and darwin-ldoubdle.c.
25715 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25718 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25719 (cpp_options): Ditto.
25720 (default_compilers): Ditto.
25721 (display_help): Ditto.
25722 (process_command): Ditto.
25723 (do_spec_1): Ditto.
25724 (set_input): Use lbasename instead of duplicate code.
25725 (save_temps_prefix): New static for -save-temps=obj.
25726 (save_temps_length): Ditto.
25728 * doc/invoke.texi (-save-temps=obj): Document new variant to
25729 -save-temps switch.
25731 2009-04-02 Jeff Law <law@redhat.com>
25733 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25736 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25738 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25739 * configure: Regenerated.
25741 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25743 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25744 share the argument list.
25746 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25750 2009-02-12 Diego Novillo <dnovillo@google.com>
25752 * varpool.c (debug_varpool): New.
25753 * cgraph.h (debug_varpool): Declare.
25755 2009-04-02 Jan Hubicka <jh@suse.cz>
25757 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25760 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25762 * config/i386/i386.c (ix86_abi): Move initialization to ...
25763 (override_options): Here.
25765 2009-04-02 Christian Bruel <christian.bruel@st.com>
25767 * config/sh/sh.c (sh_dwarf_register_span): New function.
25768 (TARGET_DWARF_REGISTER_SPAN): Define.
25769 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25771 2009-04-02 Ira Rosen <irar@il.ibm.com>
25773 PR tree-optimization/39595
25774 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25775 interleaved loads group is not greater than the SLP group size.
25777 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25779 * builtins.c (is_builtin_name): New.
25780 (called_as_built_in): Use is_builtin_name.
25781 * tree.h (is_builtin_name): New.
25782 * varasm.c (incorporeal_function_p): Use is_builtin_name
25784 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25786 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25788 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25791 * c-decl.c (clone_underlying_type): Move this ...
25792 * c-common.c (set_underlying_type): ... here.
25793 Also, make sure the function properly sets TYPE_STUB_DECL() on
25794 the newly created typedef variant type.
25795 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25796 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25799 2009-04-02 Richard Guenther <rguenther@suse.de>
25801 PR tree-optimization/37221
25802 * tree-flow.h (degenerate_phi_result): Declare.
25803 * tree-ssa-dom.c (degenerate_phi_result): Export.
25804 * tree-scalar-evolution.c (analyze_initial_condition): If
25805 the initial condition is defined by a degenerate PHI node
25806 use the degenerate value.
25808 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25810 PR rtl-optimization/39588
25811 * combine.c (merge_outer_ops): Do not set the constant when this
25813 (simplify_shift_const_1): Do not modify it either in this case.
25815 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25817 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25818 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25820 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25823 * c-lex.c (interpret_float): Default (no suffix) is double.
25825 2009-04-1 Xinliang David Li <davidxl@google.com>
25827 * config/i386/i386.c (legitimate_constant_p): Recognize
25828 all one vector constant.
25830 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25832 * config/vax/vax.c: Add #includes to silence warnings.
25833 Change #include order to silence two warnings.
25835 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25837 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25838 (ASM_SPEC): Pass -k to the assembler for PIC code.
25840 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25842 * config.gcc: Add vax-*-linux* to the switch.
25843 * config/vax/linux.h: New file. (TARGET_VERSION,
25844 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25846 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25848 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25849 Use predicate macros instead of GET_CODE() == foo.
25850 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25851 ashlsi3, rotrsi3, <unnamed>): Likewise.
25853 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25855 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25856 jbbccihi, jbbccisi): Remova trailing whitespace.
25857 * config/vax/constraints.md: Likewise.
25858 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25859 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25860 * config/vax/predicates.md: Likewise.
25861 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25862 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25863 * config/vax/vax.h: Likewise.
25864 * config/vax/vax.md (nonlocal_goto): Likewise.
25866 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25868 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25869 (indirectable_address_p, adjacent_operands_p): Add spaces around
25871 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25873 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25875 * config/vax/vax.c (legitimate_constant_address_p,
25876 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25877 index_term_p, reg_plus_index_p, legitimate_address_p,
25878 vax_mode_dependent_address_p): Update comments to match functions
25879 modified by the recent int->bool conversion.
25881 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25883 * config/vax/builtins.md: Update copyright message.
25884 * config/vax/constraints.md: Likewise.
25885 * config/vax/netbsd-elf.h: Likewise.
25886 * config/vax/predicates.md: Likewise.
25887 * config/vax/vax-protos.h: Likewise.
25888 * config/vax/vax.c: Likewise.
25889 * config/vax/vax.h: Likewise.
25890 * config/vax/vax.md: Likewise.
25891 * config/vax/vax.opt: Likewise.
25893 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25895 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25896 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25897 * config/vax/constraints.md (B, R): Likewise.
25898 * config/vax/predicates.md (external_memory_operand,
25899 nonimmediate_addsub_di_operand): Likewise.
25900 * config/vax/vax.c (vax_output_int_add): Likewise.
25901 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
25902 untyped_call): Likewise.
25904 2009-04-01 Matt Thomas <matt@3am-software.com>
25906 * config/vax/predicates.md: New file.
25907 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
25908 external_const_operand, nonsymbolic_operand, external_memory_operand,
25909 indirect_memory_operand, indexed_memory_operand,
25910 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
25911 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
25913 * config/vax/constraints.md: New file.
25914 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
25916 * config/vax/builtins.md: New file.
25917 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
25918 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
25920 * config/vax/vax.opt (mqmath): Add option.
25921 * config/vax/vax.md (isfx): Extend with DI.
25922 (VAXintQH, VAXintQHSD): Define.
25923 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
25924 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
25925 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
25926 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
25927 (movdi): Update constraints and use vax_output_int_move().
25928 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
25929 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
25930 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
25931 nonlocal_goto): New.
25932 (mov<mode>): Extend accepted operand types.
25933 (subdi3_old): Rename from subdi3, change update constraints and use
25934 a new implementation.
25935 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
25936 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
25937 MOVE_RATIO, CLEAR_RATIO): Define.
25938 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
25939 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
25940 (PRINT_OPERAND): Redefine using a function instead of inlined code.
25941 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
25942 (split_quadword_operands): Make static and really allow variable
25944 (print_operand_address): Update for PIC generation.
25945 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
25946 indexable_address_p, fixup_mathdi_operand,
25947 vax_expand_addsub_di_operands, adjacent_operands_p): New.
25948 (vax_float_literal, legitimate_constant_p,
25949 indirectable_constant_address_p, index_term_p,
25950 reg_plus_index_p): Return bool instead of int.
25951 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
25953 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
25955 (vax_output_conditional_branch): Indent.
25956 (legitimate_constant_address_p, indirectable_constant_address_p,
25957 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
25958 vax_mode_dependent_address_p): Return bool instead of int, update for
25960 * config/vax/vax-protos.h (legitimate_constant_address_p,
25961 legitimate_constant_p, legitimate_address_p,
25962 vax_mode_dependent_address_p): Change declaration to bool.
25963 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
25964 vax_expand_addsub_di_operands, vax_output_int_subtract,
25965 vax_output_movmemsi): Declare.
25966 (split_quadword_operands, vax_float_literal): Delete declaration.
25967 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
25968 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
25969 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
25970 ASM_OUTPUT_DWARF_PCREL): Define.
25971 (ASM_SPEC): Change definition to allow PIC generation.
25973 2009-04-01 Steve Ellcey <sje@cup.hp.com>
25975 * doc/sourcebuild.texi: Update front-end requirements.
25977 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25980 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
25981 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
25982 (booldi3_internal3): Use boolean_or_operator instead of
25985 2009-04-01 Joseph Myers <joseph@codesourcery.com>
25988 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
25989 declarator whose size is not an integer constant expression but
25990 folds to an integer constant, then treat it as a constant
25993 2009-04-01 Richard Guenther <rguenther@suse.de>
25995 * fold-const.c (fold_plusminus_mult_expr): Do not fold
25996 i * 4 + 2 to (i * 2 + 1) * 2.
25998 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26001 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26002 return if c_parser_asm_string_literal returned NULL.
26004 2009-04-01 Nick Clifton <nickc@redhat.com>
26006 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26008 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26009 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26010 other typedefs to avoid conflicts with libgcc2.c. Define labels
26011 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26013 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26014 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26017 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26019 * varasm.c (default_function_rodata_section): Declare DOT as
26022 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26023 Andrey Galkin <agalkin@hypercom.com>
26026 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26027 Make object_name unique for each process.
26029 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26032 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26033 addressable variables in the parallel that could go out of scope while
26034 running queued tasks.
26036 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26038 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26039 (CASE_VALUES_THRESHOLD): Redefine.
26040 * config/avr/avr.c (avr_override_options): Remove initialization of
26041 avr_case_values_threshold variable.
26042 (avr_case_values_threshold): Remove variable. Add new function.
26043 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26044 * config/avr/avr.opt (mno-tablejump): Remove option.
26045 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26047 2009-04-01 DJ Delorie <dj@redhat.com>
26049 * varasm.c (default_function_rodata_section): Don't assume
26050 anything about where the first '.' in the section name is.
26052 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26054 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26055 rs6000_emit_stack_tie.
26057 2009-03-31 Ian Lance Taylor <iant@google.com>
26059 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26060 gimple_code with GIMPLE_RESX, not RESX.
26062 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26064 * c-common.c (c_get_ident): New.
26065 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26067 2009-04-01 Ben Elliston <bje@au.ibm.com>
26069 * config/rs6000/sysv4.opt (msdata): Improve option description.
26071 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26073 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26074 (divdf3_internal_lat): Remove.
26075 (divxf3_internal_lat): Remove.
26076 (divxf3_internal_thr): Remove.
26077 (divxf): Use divxf3_internal.
26078 * config/ia64/div.md (divsf3_internal_lat): New.
26079 (divdf3_internal_lat): New.
26080 (divxf3_internal): New.
26082 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26085 * Makefile.in (USE_GCC_STDINT): Define.
26086 (stmp-int-hdrs): Install stdint.h if applicable.
26087 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26089 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26090 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26091 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26092 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26093 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26094 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26095 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26096 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26097 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26098 (c_common_nodes_and_builtins): Initialize
26099 underlying_wchar_type_node. Do not initialize
26100 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26101 nodes for new types.
26102 (c_stddef_cpp_builtins): Define macros for new types.
26103 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26105 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26106 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26107 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26108 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26109 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26110 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26111 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26112 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26113 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26114 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26115 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26116 int16_type_node, int32_type_node, int64_type_node,
26117 uint8_type_node, uint16_type_node, c_uint32_type_node,
26118 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26119 int_least32_type_node, int_least64_type_node,
26120 uint_least8_type_node, uint_least16_type_node,
26121 uint_least32_type_node, uint_least64_type_node,
26122 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26123 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26124 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26125 uintptr_type_node): Define.
26126 * c-cppbuiltin.c (builtin_define_constants,
26127 builtin_define_type_minmax): New.
26128 (builtin_define_stdint_macros): Define more macros.
26129 (c_cpp_builtins): Define more limit macros.
26130 (type_suffix): New.
26131 (builtin_define_type_max): Define in terms of
26132 builtin_define_type_minmax. Remove is_long parameter. All
26134 * config.gcc (use_gcc_stdint): Define.
26135 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26136 Add newlib-stdint.h for generic targets.
26137 * config/glibc-stdint.h, config/newlib-stdint.h,
26138 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26139 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26140 * config/score/score.h (UINTPTR_TYPE): Define.
26141 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26142 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26143 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26144 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26145 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26146 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26147 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26148 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26149 * config/spu/spu.h (STDINT_LONG32): Define.
26150 * configure.ac (use_gcc_stdint): Substitute.
26151 * configure: Regenerate.
26152 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26153 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26154 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26155 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26156 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26157 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26158 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26159 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26160 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26161 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26162 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26163 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26164 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26165 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26166 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26167 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26168 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26169 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26170 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26171 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26172 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26173 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26174 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26175 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26176 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26177 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26178 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26179 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26180 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26182 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26184 * loop-iv.c (suitable_set_for_replacement): Renamed from
26185 simplify_using_assignment; changed to return bool and to accept new
26186 args DEST and SRC. Return true iff we find a source/destination pair
26187 that can be used to make a replacement, and fill SRC and DEST if so.
26188 Remove arg ALTERED. Don't deal with altered regs here. All callers
26190 (simplify_using_initial_values): Deal with altered regs here and track
26191 more precisely the effect they have on the validity of our expression.
26193 * loop-iv.c (simplify_using_condition): A condition of the form
26194 (EQ REG CONST) can be used to simply make a substitution.
26195 (simplify_using_initial_values): Keep track of conditions we have seen
26196 and keep using them to simplify new expressions, while applying the
26197 same substitutions to them as to the expression.
26199 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26200 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26203 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26204 changed. Use this when trying to improve the upper bound.
26205 Generate the comparison by using simplify_gen_relational.
26207 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26209 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26211 (simplify_using_assignment, simplify_using_initial_values): Call
26212 replace_in_expr to make replacements. Call replace_single_def_regs
26213 once on the initial version of the expression.
26215 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26218 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26220 2009-03-31 Richard Guenther <rguenther@suse.de>
26222 PR middle-end/31029
26223 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26224 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26226 2009-03-31 Richard Guenther <rguenther@suse.de>
26228 * tree.h (div_if_zero_remainder): Declare.
26229 * fold-const.c (div_if_zero_remainder): Export.
26230 * tree-ssa-forwprop.c
26231 (forward_propagate_addr_into_variable_array_index): Handle
26232 constant array index addition outside of the variable index.
26234 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26237 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26238 define_splits, floatunssi<mode>2): Require x87 conversions from
26239 DImode to be permitted.
26241 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26243 PR preprocessor/15638
26244 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26246 2009-03-31 Richard Guenther <rguenther@suse.de>
26248 PR middle-end/23401
26249 PR middle-end/27810
26250 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26251 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26252 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26253 a separate statement.
26254 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26255 (lookup_tmp_var): Likewise.
26256 (is_gimple_formal_tmp_or_call_rhs): Remove.
26257 (is_gimple_reg_or_call_rhs): Rename to ...
26258 (is_gimple_reg_rhs_or_call): ... this.
26259 (is_gimple_mem_or_call_rhs): Rename to ...
26260 (is_gimple_mem_rhs_or_call): ... this.
26261 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26262 DECL_GIMPLE_REG_P only if is_formal is true.
26263 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26264 for non-proper post-modify expression gimplification.
26265 (gimplify_self_mod_expr): For post-modify expressions gimplify
26266 the lvalue to a minimal lvalue.
26267 (rhs_predicate_for): Remove formal temp case.
26268 (gimplify_modify_expr_rhs): Likewise.
26269 (gimplify_addr_expr): Use is_gimple_reg.
26270 (gimplify_expr): Remove formal temp cases.
26271 (gimple_regimplify_operands): Likewise.
26272 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26273 and FILTER_EXPR like constants.
26274 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26276 (is_gimple_formal_tmp_rhs): Remove.
26277 (is_gimple_reg_rhs): Remove special casing.
26278 (is_gimple_mem_rhs): Fix.
26279 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26280 (is_gimple_formal_tmp_var): Remove.
26281 (is_gimple_formal_tmp_reg): Likewise.
26282 (is_gimple_min_lval): Allow invariant component ref parts.
26283 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26284 is_gimple_formal_tmp_reg): Remove declarations.
26285 * tree-cfg.c (verify_expr): Verify that variables with address
26286 taken do not have DECL_GIMPLE_REG_P set.
26287 * tree-mudflap.c (mf_build_check_statement_for): Use
26288 force_gimple_operand instead of gimplify_expr.
26290 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26292 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26293 schedulable rows to compute_split_row.
26295 2009-03-31 Ben Elliston <bje@au.ibm.com>
26298 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26301 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26303 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26304 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26305 * configure: Regenerate.
26306 * config.in: Regenerate.
26307 * config/rs6000/rs6000.opt (mtls-markers): Add.
26308 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26309 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26310 (tls_ld_aix, tls_ld_sysv): Likewise.
26311 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26312 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26314 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26316 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26318 2009-03-30 Jan Hubicka <jh@suse.cz>
26320 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26322 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26323 detection and label handling.
26325 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26327 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26328 left_conflicts_size.
26329 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26330 ALLOCNO_LEFT_CONFLICTS_SIZE.
26332 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26333 remove_allocno_from_bucket_and_push,
26334 allocno_spill_priority_compare, push_allocnos_to_stack,
26335 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26336 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26337 (setup_allocno_left_conflicts_num): Ditto. Rename to
26338 setup_allocno_left_conflicts_size.
26339 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26340 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26341 setup_allocno_left_conflicts_size instead of
26342 setup_allocno_left_conflicts_num.
26344 * ira-build.c (ira_create_allocno): Use
26345 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26346 ALLOCNO_LEFT_CONFLICTS_NUM.
26348 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26350 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26351 instead of DF_LR_OUT.
26353 * ira-lives.c (process_bb_node_lives): Ditto.
26355 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26356 instead of DF_LR_{OUT,IN}.
26358 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26360 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26362 2009-03-30 Jan Hubicka <jh@suse.cz>
26364 * except.c (label_to_region_map): Fix thinko.
26366 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26368 PR middle-end/38237
26369 * tree.h (tree_find_value): New declaration.
26370 * tree.c (tree_find_value): New function.
26371 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26373 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26376 * c-decl.c (struct c_binding): Add locus field.
26377 (bind): Add locus argument, set locus field from it.
26378 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26379 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26380 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26381 implicitly_declare, undeclared_variable, lookup_label,
26382 declare_label, c_make_fname_decl, c_builtin_function,
26383 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26386 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26389 * config/i386/i386.c (classify_argument): Check total size of
26392 2009-03-30 Martin Jambor <mjambor@suse.cz>
26394 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26395 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26396 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26399 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26400 seen_variable_array_ref while also traversing a union.
26402 * tree-inline.c (optimize_inline_calls): Do not call
26403 cgraph_node_remove_callees.
26404 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26405 (pass_remove_cgraph_callee_edges): New variable.
26406 * passes.c (init_optimization_passes): Add
26407 pass_remove_cgraph_callee_edges after early inlining and before all
26408 late intraprocedural passes.
26410 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26412 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26414 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26415 Fix typos in names.
26417 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26419 * combine.c (simplify_comparison): Use have_insn_for.
26420 * dojump.c (do_jump): Likewise.
26422 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26424 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26425 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26426 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26427 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26428 instead of sparc_compare_emitted.
26429 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26430 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26431 instead of sparc_compare_emitted.
26433 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26435 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26436 enter/exit cfglayout mode.
26437 (pass_partition_block): Require it.
26438 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26439 (combine_instructions): Track basic blocks instead of labels.
26440 (update_cfg_for_uncondjump): New.
26441 (try_combine): Use it. Update jumps after rescanning.
26442 (pass_combine): Require PROP_cfglayout.
26443 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26445 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26447 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26448 Provide/destroy PROP_cfglayout respectively.
26449 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26450 * tree-pass.h (PROP_cfglayout): New.
26452 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26454 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26455 fold_convert_const_fixed_from_fixed,
26456 fold_convert_const_fixed_from_int,
26457 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26458 set TREE_CONSTANT_OVERFLOW.
26459 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26460 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26462 2009-03-30 Ira Rosen <irar@il.ibm.com>
26464 * tree-vect-loop-manip.c: New file.
26465 * tree-vectorizer.c: Update documentation and included files.
26466 (vect_loop_location): Make extern.
26467 (rename_use_op): Move to tree-vect-loop-manip.c
26468 (rename_variables_in_bb, rename_variables_in_loop,
26469 slpeel_update_phis_for_duplicate_loop,
26470 slpeel_update_phi_nodes_for_guard1,
26471 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26472 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26473 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26474 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26475 find_loop_location): Likewise.
26476 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26477 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26478 get_vectype_for_scalar_type, vect_is_simple_use,
26479 supportable_widening_operation, supportable_narrowing_operation):
26481 (bb_in_loop_p): Move to tree-vect-loop.c.
26482 (new_loop_vec_info, destroy_loop_vec_info,
26483 reduction_code_for_scalar_code, report_vect_op,
26484 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26485 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26486 (vect_supportable_dr_alignment): Likewise.
26487 * tree-vectorizer.h (tree-data-ref.h): Include.
26488 (vect_loop_location): Declare.
26489 Reorganize function declarations according to the new file structure.
26490 * tree-vect-loop.c: New file.
26491 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26492 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26493 * tree-vect-data-refs.c: New file.
26494 * tree-vect-patterns.c (timevar.h): Don't include.
26495 * tree-vect-stmts.c: New file.
26496 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26497 tree-vect-slp.c, tree-vect-loop.c.
26498 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26499 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26500 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26501 (tree-vect-analyze.o): Remove.
26502 (tree-vect-transform.o): Likewise.
26503 (tree-vect-data-refs.o): Add rule.
26504 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26505 tree-vect-slp.o): Likewise.
26506 (tree-vect-patterns.o): Remove redundant dependencies.
26507 (tree-vectorizer.o): Likewise.
26508 * tree-vect-slp.c: New file.
26510 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26512 * optc-gen.awk: Warn if an option flag has multiple different
26515 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26517 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26518 -floop-block): Document dependences on PPL, CLooG and Graphite.
26520 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26522 PR rtl-optimization/323
26523 * c-common.c (c_fully_fold, convert_and_check,
26524 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26525 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26526 * c-common.def (EXCESS_PRECISION_EXPR): New.
26527 * c-cppbuiltin.c (builtin_define_float_constants): Define
26528 constants with enough digits for long double.
26529 * c-lex.c (interpret_float): Interpret constant with excess
26530 precision where appropriate.
26531 * c-opts.c (c_common_post_options): Set
26532 flag_excess_precision_cmdline. Give an error for
26533 -fexcess-precision=standard for C++ for processors where the
26534 option is significant.
26535 * c-parser.c (c_parser_conditional_expression): Handle excess
26536 precision in condition.
26537 * c-typeck.c (convert_arguments): Handle arguments with excess
26539 (build_unary_op): Move excess precision outside operation.
26540 (build_conditional_expr): Likewise.
26541 (build_compound_expr): Likewise.
26542 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26543 (build_modify_expr): Handle excess precision in RHS.
26544 (convert_for_assignment): Handle excess precision in converted
26546 (digest_init, output_init_element, process_init_element): Handle
26547 excess precision in initializer.
26548 (c_finish_return): Handle excess precision in return value.
26549 (build_binary_op): Handle excess precision in operands and add
26550 excess precision as needed for operation.
26551 * common.opt (-fexcess-precision=): New option.
26552 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26553 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26554 For standard excess precision, output explicit conversion to and
26555 truncation from XFmode.
26556 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26557 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26558 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26559 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26560 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26561 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26562 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26563 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26564 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26565 define_splits, sqrt<mode>2): Disable where appropriate for
26566 standard excess precision.
26567 * convert.c (convert_to_real): Do not shorten arithmetic to type
26568 for which excess precision would be used.
26569 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26570 * doc/invoke.texi (-fexcess-precision=): Document option.
26571 (-mfpmath=): Correct index entry.
26572 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26573 flag_excess_precision): New.
26574 * langhooks.c (lhd_post_options): Set
26575 flag_excess_precision_cmdline.
26576 * opts.c (common_handle_option): Handle -fexcess-precision=.
26577 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26578 init_excess_precision): New.
26579 (lang_dependent_init_target): Call init_excess_precision.
26580 * tree.c (excess_precision_type): New.
26581 * tree.h (excess_precision_type): Declare.
26583 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26586 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26587 non-lvalue to component.
26589 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26591 PR preprocessor/34695
26592 * Makefile.in (c-opts.o): Depend on c-tree.h.
26593 * c-common.c: Move down include of diagnostic.h.
26594 (done_lexing, c_cpp_error): New.
26595 * c-common.h (done_lexing): Declare.
26596 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26598 * c-opts.c: Include c-tree.h.
26599 (c_common_init_options): Set preprocessor error callback.
26600 (c_common_handle_option): Do not set preprocessor
26601 inhibit_warnings, warnings_are_errors, warn_system_headers,
26602 pedantic_errors or inhibit_warnings flags.
26603 (c_common_post_options): Do not check cpp_errors (parse_in).
26604 (c_common_finish): Do not output dependencies if there were
26605 errors. Do not check return value of cpp_finish.
26606 * c-ppoutput.c (pp_file_change): Set input_location.
26607 * c-tree.h (c_cpp_error): Declare.
26608 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26610 (diagnostic_build_prefix): Check override_column.
26611 * diagnostic.h (diagnostic_info): Add override_column field.
26612 (diagnostic_override_column): Define.
26614 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26616 * c-common.c (c_expand_expr, c_staticp): Remove.
26617 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26618 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26619 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26620 * c-gimplify.c (gimplify_compound_literal_expr,
26621 optimize_compound_literals_in_ctor): Remove.
26622 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26623 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26624 * c-semantics.c (emit_local_var): Remove.
26626 * langhooks-def.h (lhd_expand_expr): Remove.
26627 * langhooks.c (lhd_expand_expr): Remove.
26628 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26630 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26631 handling from c-semantics.c; don't call into langhook.
26632 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26633 * gimplify.c (gimplify_compound_literal_expr,
26634 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26635 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26636 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26637 as was done in c-gimplify.c.
26638 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26639 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26640 Move from c-common.h.
26641 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26643 * tree.c (staticp): Do not call langhook.
26644 * langhooks.c (lhd_staticp): Delete.
26645 * langhooks-def.h (lhd_staticp): Delete prototype.
26646 (LANG_HOOKS_STATICP): Delete.
26647 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26649 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26650 instead of DECL_STMTs.
26652 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26660 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26662 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26663 contained expression.
26664 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26665 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26666 conditional expressions for C.
26667 (decl_constant_value_for_optimization): Move from
26668 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26669 whether optimizing and that the expression is a VAR_DECL not of
26670 array type instead of doing such checks in the caller. Do not
26671 check pedantic. Call gcc_unreachable for C++.
26672 * c-common.def (C_MAYBE_CONST_EXPR): New.
26673 * c-common.h (c_fully_fold, c_save_expr,
26674 decl_constant_value_for_optimization): New prototypes.
26675 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26676 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26677 EXPR_INT_CONST_OPERANDS): Define.
26678 * c-convert.c (convert): Strip nops from expression.
26679 * c-decl.c (groktypename): Take extra parameters expr and
26680 expr_const_operands. Update call to grokdeclarator.
26681 (start_decl): Update call to grokdeclarator. Add statement for
26682 expressions used in type of decl.
26683 (grokparm): Update call to grokdeclarator.
26684 (push_parm_decl): Update call to grokdeclarator.
26685 (build_compound_literal): Add parameter non_const and build a
26686 C_MAYBE_COSNT_EXPR if applicable.
26687 (grokdeclarator): Take extra parameters expr and
26688 expr_const_operands. Track expressions used in declaration
26689 specifiers and declarators. Fold array sizes and track whether
26690 they are constant expressions and whether they are integer
26691 constant expressions.
26692 (parser_xref_tag): Set expr and expr_const_operands fields in
26694 (grokfield): Update call to grokdeclarator.
26695 (start_function): Update call to grokdeclarator.
26696 (build_null_declspecs): Set expr and expr_const_operands fields in
26698 (declspecs_add_type): Handle expressions in typeof specifiers.
26699 * c-parser.c (c_parser_declspecs): Set expr and
26700 expr_const_operands fields for declaration specifiers.
26701 (c_parser_enum_specifier): Likewise.
26702 (c_parser_struct_or_union_specifier): Likewise.
26703 (c_parser_typeof_specifier): Likewise. Update call to
26704 groktypename. Fold expression as needed. Return expressions with
26705 type instead of adding statements.
26706 (c_parser_attributes): Update calls to c_parser_expr_list.
26707 (c_parser_statement_after_labels): Fold expression before passing
26708 to objc_build_throw_stmt.
26709 (c_parser_condition): Fold expression.
26710 (c_parser_asm_operands): Fold expression.
26711 (c_parser_conditional_expression): Use c_save_expr. Update call
26712 to build_conditional_expr.
26713 (c_parser_alignof_expression): Update call to groktypename.
26714 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26715 original_code. Fold expression argument of va_arg. Create
26716 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26717 argument to va_arg. Update calls to groktypename. Fold array
26718 index for offsetof. Verify that first argument to
26719 __builtin_choose_expr has integer type.
26720 (c_parser_postfix_expression_after_paren_type): Update calls to
26721 groktypename and build_compound_literal. Handle expressions with
26722 side effects in type name.
26723 (c_parser_postfix_expression_after_primary): Update call to
26724 c_parser_expr_list. Set original_code for calls to
26725 __builtin_constant_p.
26726 (c_parser_expr_list): Take extra parameter fold_p. Fold
26727 expressions if requested.
26728 (c_parser_objc_type_name): Update call to groktypename.
26729 (c_parser_objc_synchronized_statement): Fold expression.
26730 (c_parser_objc_receiver): Fold expression.
26731 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26732 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26733 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26734 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26735 (struct c_typespec): Add elements expr and expr_const_operands.
26736 (struct c_declspecs): Add elements expr and expr_const_operands.
26737 (groktypename, build_conditional_expr, build_compound_literal):
26739 (in_late_binary_op): Declare.
26740 * c-typeck.c (note_integer_operands): New function.
26741 (in_late_binary_op): New variable.
26742 (decl_constant_value_for_broken_optimization): Move to c-common.c
26743 and rename to decl_constant_value_for_optimization.
26744 (default_function_array_conversion): Do not strip nops.
26745 (default_conversion): Do not call
26746 decl_constant_value_for_broken_optimization.
26747 (build_array_ref): Do not fold result.
26748 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26749 result when operand is a VLA.
26750 (c_expr_sizeof_type): Update call to groktypename. Handle
26751 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26752 result when operand names a VLA type.
26753 (build_function_call): Update call to build_compound_literal.
26754 Only fold result for calls to __builtin_* functions. Strip
26755 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26756 the function designator.
26757 (convert_arguments): Fold arguments. Update call to
26758 convert_for_assignment.
26759 (build_unary_op): Handle increment and decrement of
26760 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26761 decrement earlier. Fold operand of increment and decrement.
26762 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26763 built for integer operand. Wrap returns that are INTEGER_CSTs
26764 without being integer constant expressions or that have integer
26765 constant operands without being INTEGER_CSTs.
26766 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26767 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26768 result is an integer constant expression or can be used in
26769 unevaluated parts of one and avoid folding and wrap as
26770 appropriate. Fold operands before possibly doing -Wsign-compare
26772 (build_compound_expr): Wrap result for C99 if operands can be used
26773 in integer constant expressions.
26774 (build_c_cast): Update call to digest_init. Do not ignore
26775 overflow from casting floating-point constants to integers. Wrap
26776 results that could be confused with integer constant expressions,
26777 null pointer constants or floating-point constants.
26778 (c_cast_expr): Update call to groktypename. Handle expressions
26779 included in type name.
26780 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26781 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26782 Update calls to convert_for_assignment.
26783 (convert_for_assignment): Take new parameter
26784 null_pointer_constant. Do not strip nops or call
26785 decl_constant_value_for_broken_optimization. Set
26786 in_late_binary_op for conversions to boolean.
26787 (store_init_value): Update call to digest_init.
26788 (digest_init): Take new parameter null_pointer_constant. Do not
26789 call decl_constant_value_for_broken_optimization. pedwarn for
26790 initializers not constant expressions. Update calls to
26791 convert_for_assignment.
26792 (constructor_nonconst): New.
26793 (struct constructor_stack): Add nonconst element.
26794 (really_start_incremental_init, push_init_level, pop_init_level):
26795 Handle constructor_nonconst and nonconst element.
26796 (set_init_index): Call constant_expression_warning for array
26798 (output_init_element): Fold value. Set constructor_nonconst as
26799 applicable. pedwarn for initializers not constant expressions.
26800 Update call to digest_init. Call constant_expression_warning
26801 where constant initializers are required.
26802 (process_init_element): Use c_save_expr.
26803 (c_finish_goto_ptr): Fold expression.
26804 (c_finish_return): Fold return value. Update call to
26805 convert_for_assignment.
26806 (c_start_case): Fold switch expression.
26807 (c_process_expr_stmt): Fold expression.
26808 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26809 ensure statement expression is not evaluated in constant expression.
26810 (build_binary_op): Track whether results are integer constant
26811 expressions or may occur in such, disable folding and wrap results
26812 as applicable. Fold operands for -Wsign-compare warnings unless
26814 (c_objc_common_truthvalue_conversion): Handle results folded to
26815 integer constants that are not integer constant expressions.
26816 * doc/extend.texi: Document when typeof operands are evaluated,
26817 that condition of __builtin_choose_expr is an integer constant
26818 expression, and more about use of __builtin_constant_p in
26821 2009-03-29 Richard Guenther <rguenther@suse.de>
26823 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26824 propagate addresses of array references.
26826 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26828 * regmove.c (perhaps_ends_bb_p): Remove.
26829 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26830 from INSN and check that the main loop stays within that basic block.
26831 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26832 (regmove_forward_pass): Split out from regmove_optimize. Use
26833 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26834 (regmove_backward_pass): Split out from regmove_optimize. Use
26835 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26836 (regmove_optimize): Simplify.
26838 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26841 * config/i386/i386.c (classify_argument): Ignore flexible array
26842 member in struct and warn ABI change.
26844 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26846 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26848 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26849 (ix86_adjust_cost): Updated.
26851 2009-03-29 Jan Hubicka <jh@suse.cz>
26853 PR middle-end/28850
26854 * tree-pass.h (pass_cleanup_eh): New function.
26855 (remove_unreachable_regions): Break code handling RTL
26856 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26857 that can not be reached by runtime.
26858 (can_be_reached_by_runtime): New function.
26859 (label_to_region_map): New function.
26860 (num_eh_regions): New function.
26861 (rtl_remove_unreachable_regions): New function.
26862 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26863 (remove_eh_region): New function.
26864 * except.h: Include sbitmap and vecprim.
26865 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26866 num_eh_regions): Declare.
26867 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26868 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26869 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26870 (tree_empty_eh_handler_p): New function.
26871 (cleanup_empty_eh): New function.
26872 (cleanup_eh): New function.
26873 (pass_cleanup_eh): New function.
26875 2009-03-29 Jan Hubicka <jh@suse.cz>
26877 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26878 for removed regions.
26880 2009-03-29 Jan Hubicka <jh@suse.cz>
26882 * except.c (dump_eh_tree): Dump all datastructures.
26884 2009-03-29 Jan Hubicka <jh@suse.cz>
26886 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26887 (duplicate_eh_regions_1): Likewise.
26888 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26889 vector; call EH verification.
26890 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26891 Be ready for region being removed.
26893 2009-03-29 Jan Hubicka <jh@suse.cz>
26895 * bitmap.c (bitmap_last_set_bit): New function.
26896 * bitmap.h (bitmap_last_set_bit): Declare.
26898 2009-03-29 David Ayers <ayers@fsfe.org>
26901 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
26902 by calling objc_compare_types and surpress warnings about
26903 incompatible C pointers that are compatible ObjC pointers.
26905 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
26907 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
26908 call initialize_inline_failed.
26909 (initialize_inline_failed): Move it from here ...
26910 * cgraph.c (initialize_inline_failed): ... to here.
26911 (cgraph_create_edge): Call initialize_inline_failed rather than
26912 setting inline_failed directly.
26914 2009-03-29 Ben Elliston <bje@au.ibm.com>
26917 * sysv4.opt (msdata): Improve comment.
26918 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
26919 * sysv4.h (SVR4_ASM_SPEC): Likewise.
26921 2009-03-29 Ben Elliston <bje@au.ibm.com>
26924 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
26925 load and store attributes.
26927 2009-03-29 Ben Elliston <bje@au.ibm.com>
26929 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
26930 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
26931 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
26932 * doc/extend.texi (X86 Built-in Functions): Add index entries for
26933 __builtin_infq and __builtin_huge_valq.
26935 2009-03-28 Anatoly Sokolov <aesok@post.ru>
26937 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
26939 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26940 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
26942 2009-03-28 Xinliang David Li <davidxl@google.com>
26944 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
26945 (do_dbg_cnt): New function.
26947 2009-03-28 Jan Hubicka <jh@suse.cz>
26949 Merge from pretty-ipa:
26951 2009-03-27 Jan Hubicka <jh@suse.cz>
26953 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26954 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
26955 * passes.c (function_called_by_processed_nodes_p): New.
26956 * ipa-pure-const.c (check_call): Fix handling of operands.
26957 (analyze_function): Dump debug output for skipped bodies.
26958 (local_pure_const): Use function_called_by_processed_nodes_p.
26959 * dwarf2out.c (reference_to_unused): Use output.
26960 * passes.c (do_per_function_toporder): Likewise.
26962 2008-11-12 Jan Hubicka <jh@suse.cz>
26964 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
26965 * ipa-pure-const.c (funct_state_d): Add can throw field; make
26966 state_set_in_source enum
26967 (check_decl): Ignore memory tags; do not set fake looping flags;
26969 (check_operand, check_tree, check_rhs_var, check_lhs_var,
26970 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
26971 (check_call, analyze_function): Rewrite.
26973 (add_new_function): Update call of analyze_function.
26974 (generate_summary): Add call of analyze_function.
26975 (propagate): Propagate can_throw; handle state_set_in_source correctly.
26976 (local_pure_const): New function.
26977 (pass_local_pure_const): New pass.
26978 * ipa-inline.c (inline_transform): Set after_inlining.
26979 * tree-eh.c (stmt_can_throw_external): New.
26980 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
26981 work with aliasing built.
26982 * tree-flow.h (stmt_can_throw_external): New.
26983 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
26984 and local pure/const pass in early and late optimization queue.
26986 2009-03-28 Martin Jambor <mjambor@suse.cz>
26988 * fold-const.c (get_pointer_modulus_and_residue): New parameter
26990 (fold_binary): Allow function decl aligment consideration is the
26991 second argument is integer constant one.
26992 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
26993 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
26994 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
26996 2009-03-28 Jan Hubicka <jh@suse.cz>
26998 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
26999 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27000 * function.h (rtl_data): Add nothrow flag.
27001 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27002 set DECL_NOTHROW for AVAILABLE functions.
27004 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27006 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27007 following vector keyword has expansion starting with pixel or bool
27008 keyword, expand vector to __vector and pixel or bool to __pixel or
27012 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27013 warn_if_disallowed_function_p): Removed.
27014 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27015 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27016 warning_if_disallowed_function_p.
27017 * flags.h (warn_if_disallowed_function_p,
27018 warn_disallowed_functions): Removed.
27019 * common.opt (Wdisallowed-function-list=): Removed.
27020 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27022 2009-03-28 Richard Guenther <rguenther@suse.de>
27024 PR tree-optimization/38723
27025 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27028 2009-03-28 Jan Hubicka <jh@suse.cz>
27030 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27031 test introduced by my previous patch.
27033 2009-03-28 Richard Guenther <rguenther@suse.de>
27035 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27036 the PHIs value undefined.
27038 2009-03-28 Jan Hubicka <jh@suse.cz>
27040 * tree-pass.h (pass_fixup_cfg): New pass.
27041 * ipa-inline.c (inline_transform): Set
27042 always_inline_functions_inlined/after_inlining.
27043 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27044 (pass_fixup_cfg): New pass.
27045 * passes.c (init_optimization_passes): Add fixup_cfg.
27047 2009-03-28 Richard Guenther <rguenther@suse.de>
27049 PR tree-optimization/38458
27050 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27051 argument use the arguments copy-of value.
27053 2009-03-28 Richard Guenther <rguenther@suse.de>
27055 PR tree-optimization/38180
27056 * tree-ssa-ccp.c (get_default_value): Simplify.
27057 (likely_value): Likewise.
27058 (surely_varying_stmt_p): Properly handle VOP case.
27059 (ccp_initialize): Likewise.
27060 (ccp_fold): Handle propagating through *&.
27061 (fold_const_aggregate_ref): Also handle decls.
27063 2009-03-28 Jan Hubicka <jh@suse.cz>
27065 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27066 * cgraph.h (cgraph_node): Likewise.
27067 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27068 (cgraph_reset_node): Use process flag.
27069 (cgraph_mark_functions_to_output): Likewise.
27070 (cgraph_expand_function): Likewise.
27071 (cgraph_expand_all_functions): Likewise.
27072 (cgraph_output_in_order): Likewise.
27073 * dwarf2out.c (reference_to_unused): Likewise.
27074 * passes.c do_per_function_toporder): Likewise.
27076 2009-03-28 Jan Hubicka <jh@suse.cz>
27078 Bring from lto-branch:
27080 2008-09-03 Doug Kwan <dougkwan@google.com>
27082 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27083 enums instead of reason strings.
27084 * cgraph.c (cgraph_create_edge): Same.
27085 (cgraph_inline_failed_string): New function.
27086 * cgraph.h (cgraph_inline_failed_t): New enum type.
27087 (cgraph_inline_failed_string): New prototype.
27088 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27089 char pointer to cgraph_inline_failed_t.
27090 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27091 (cgraph_default_inline_p): Ditto.
27092 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27093 to cgraph_inline_failed_t pointer.
27094 * cif-code.def: New file.
27095 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27097 (cgraph_check_inline_limits): Change type of REASON to pointer to
27098 cgraph_inline_failed_t. Replace reason strings with enums.
27099 (cgraph_default_inline_p): Ditto.
27100 (cgraph_recursive_inlining_p): Ditto.
27101 (update_caller_keys): Change type of FAILED_REASON to
27102 cgraph_inline_failed_t.
27103 (cgraph_set_inline_failed): Change type of REASON to pointer to
27104 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27105 convert enums to strings for text output.
27106 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27107 to be of type cgraph_inline_failed_t. Replace reason strings with
27108 enums. Call cgraph_inline_failed_string to covert enums
27109 to strings for text output.
27110 (cgraph_decide_inlining): Replace reason strings with enums.
27111 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27112 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27114 * tree-inline.c (expand_call_inline): Change type of REASON
27115 to cgraph_inline_failed_t. Replace reason strings with enums.
27116 Call cgraph_inline_failed_string for text output.
27117 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27120 2009-03-28 Jan Hubicka <jh@suse.cz>
27122 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27123 cgraph_clone_node): Remove master clone handling.
27124 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27125 * cgraph.h (master_clone): Remove.
27126 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27127 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27128 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27130 2009-03-28 Jan Hubicka <jh@suse.cz>
27132 * cgraph.c (cgraph_function_body_availability): Functions declared
27133 inline are always safe to assume that it is not going to be replaced.
27135 2009-03-28 Richard Guenther <rguenther@suse.de>
27137 PR tree-optimization/38513
27138 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27139 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27140 EXC_PTR_EXPR and FILTER_EXPR.
27141 (get_ref_from_reference_ops): Likewise.
27143 2009-03-28 Richard Guenther <rguenther@suse.de>
27145 PR tree-optimization/38968
27146 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27147 Use FLOOR_MOD_EXPR to compute misalignment.
27149 2009-03-28 Richard Guenther <rguenther@suse.de>
27151 PR tree-optimization/37795
27152 * tree.h (combine_comparisons): Declare.
27153 * fold-const.c (combine_comparisons): Export.
27154 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27156 (ifcombine_iforif): Use combine_comparisons.
27158 2009-03-28 Jan Hubicka <jh@suse.cz>
27160 * tree-eh.c (inlinable_call_p): New function.
27161 (make_eh_edges): Use it.
27162 (verify_eh_edges): Use it.
27163 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27164 * except.c (reachable_next_level): Add inlinable_function argument
27165 (sjlj_find_directly_reachable_regions): Update.
27166 (add_reachable_handler): Do not set saw_any_handlers.
27167 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27168 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27169 Add new inlinable call parameter.
27170 (can_throw_internal, can_throw_external): Update.
27171 * except.h (can_throw_internal_1, can_throw_external_1,
27172 foreach_reachable_handler): Update declaration.
27174 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27176 * config/arm/t-arm-coff, config/h8300/coff.h,
27177 config/i386/i386-aout.h, config/i386/i386-coff.h,
27178 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27179 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27180 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27181 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27182 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27183 sys-types.h: Remove.
27184 * Makefile.in: Remove protoize and fixproto support and references
27186 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27187 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27189 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27190 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27191 unprotoize$(exeext).
27192 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27193 (.PHONY): Don't depend on proto.
27194 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27195 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27196 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27197 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27198 build/gen-protos.o, build/scan.o, xsys-protos.h,
27199 build/fix-header$(build_exeext), build/fix-header.o,
27200 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27201 stmp-install-fixproto): Remove.
27202 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27203 SYSCALLS.c or fixproto files.
27204 (install-common): Don't install protoize.
27205 (install-headers-tar, install-headers-cpio, install-headers-cp):
27206 Don't depend on $(STMP_FIXPROTO).
27207 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27208 install fixproto files or write out fixproto settings.
27209 (uninstall): Don't uninstall protoize.
27210 * config.gcc (use_fixproto): Remove.
27211 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27212 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27213 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27214 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27215 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27216 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27217 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27218 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27219 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27220 * config/t-vxworks (STMP_FIXPROTO): Remove.
27221 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27222 STMP_FIXPROTO): Remove.
27223 * config.in, configure: Regenerate.
27224 * crtstuff.c (gid_t, uid_t): Don't undefine.
27225 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27226 (arm-*-coff, arm-*-aout: Remove target entries.
27227 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27228 Remove mention of AIX 4.1.
27229 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27230 * doc/invoke.texi (Running Protoize): Remove.
27231 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27232 (Protoize Caveats): Remove.
27233 * tsystem.h: Update comments on headers assumed to exist.
27235 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27237 * genautomata.c: Add a new year to the copyright. Add a new
27239 (struct insn_reserv_decl): Add comments for member bypass_list.
27240 (find_bypass): Remove.
27241 (insert_bypass): New.
27242 (process_decls): Use insert_bypass.
27243 (output_internal_insn_latency_func): Output all bypasses with the
27244 same input insn in one switch case.
27246 * rtl.def (define_bypass): Describe bypass choice.
27247 * doc/md.texi (define_bypass): Ditto.
27249 2009-03-27 Richard Guenther <rguenther@suse.de>
27251 * gimplify.c (mark_addressable): Export.
27252 * tree-flow.h (mark_addressable): Declare.
27253 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27254 * tree-ssa.c (verify_phi_args): Verify that address taken
27255 variables have TREE_ADDRESSABLE set.
27257 2009-03-27 Richard Guenther <rguenther@suse.de>
27259 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27260 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27261 Do not mark decls TREE_ADDRESSABLE.
27262 (build_fold_addr_expr): Adjust.
27263 (fold_addr_expr): Remove.
27264 (fold_unary): Use build_fold_addr_expr.
27265 (fold_comparison): Likewise.
27266 (split_address_to_core_and_offset): Likewise.
27267 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27269 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27270 (gimplify_modify_expr_to_memcpy): Mark source and destination
27272 * omp-low.c (create_omp_child_function): Mark the object decl
27274 (lower_rec_input_clauses): Mark the var we take the address of
27276 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27278 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27280 PR middle-end/39315
27281 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27282 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27284 2009-03-27 Richard Guenther <rguenther@suse.de>
27286 PR tree-optimization/39120
27287 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27289 (handle_lhs_call): Process return constraints. Add escape
27290 constraints if necessary.
27291 (handle_const_call): Fill out return constraints. Make nested
27292 case more precise. Avoid consttmp if possible.
27293 (handle_pure_call): Fill out return constraints. Avoid
27294 callused if possible.
27295 (find_func_aliases): Simplify call handling.
27297 2009-03-27 Richard Guenther <rguenther@suse.de>
27299 PR tree-optimization/39120
27300 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27301 as a representative.
27302 (solve_graph): Do propagate CALLUSED.
27303 (handle_pure_call): Use a scalar constraint from CALLUSED for
27305 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27308 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27311 * c-common.c (handle_aligned_attribute): Properly check alignment
27312 overflow. Use (1U << i) instead of (1 << i).
27314 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27316 * expr.h (get_mem_align_offset): Updated.
27318 * tree.h (tree_decl_common): Change align to "unsigned int" and
27319 move it before pointer_alias_set.
27321 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27322 Jakub Jelinek <jakub@redhat.com>
27325 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27326 gr_register_operand with gr_reg_or_0_operand.
27327 (cmpxchg_rel_di): Likewise.
27328 (sync_lock_test_and_set<mode>): Likewise.
27330 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27332 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27333 (true_regnum): Likewise.
27335 * rtlanal.c (subreg_info): Moved to ...
27336 * rtl.h (subreg_info): Here. New.
27337 (subreg_get_info): New.
27339 * rtlanal.c (subreg_get_info): Make it extern.
27341 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27344 * config/i386/i386.c (ix86_abi): New.
27345 (override_options): Handle -mabi=.
27346 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27347 (ix86_call_abi_override): Likewise.
27348 (init_cumulative_args): Likewise.
27349 (function_arg_advance): Likewise.
27350 (function_arg_64): Likewise.
27351 (function_arg): Likewise.
27352 (ix86_pass_by_reference): Likewise.
27353 (ix86_function_value_regno_p): Likewise.
27354 (ix86_build_builtin_va_list_abi): Likewise.
27355 (setup_incoming_varargs_64): Likewise.
27356 (is_va_list_char_pointer): Likewise.
27357 (ix86_init_machine_status): Likewise.
27358 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27359 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27360 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27361 (ix86_function_abi): Make it static and return enum calling_abi.
27362 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27364 (ix86_fn_abi_va_list): Updated.
27366 * config/i386/i386.h (ix86_abi): New.
27367 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27368 (CONDITIONAL_REGISTER_USAGE): Likewise.
27369 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27370 (machine_function): Likewise.
27372 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27374 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27375 (STACK_BOUNDARY): Likewise.
27376 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27378 * config/i386/i386.opt (mabi=): New.
27380 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27381 return enum calling_abi.
27382 (ix86_function_type_abi): Likewise.
27383 (ix86_function_abi): Removed.
27385 * doc/invoke.texi: Document -mabi= option for x86.
27387 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27389 * builtins.c (real_dconstp): Delete.
27390 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27392 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27393 Jakub Jelinek <jakub@redhat.com>
27396 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27397 (gen_subprogram_die): When a function is explicit, generate the
27398 DW_AT_explicit attribute.
27399 * langhooks.h (struct lang_hooks_for_decls): Add
27400 function_decl_explicit_p langhook.
27401 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27402 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27404 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27406 * builtins.c (fold_builtin_memory_op): Optimize memmove
27407 into memcpy if we can prove source and destination don't overlap.
27409 * tree-inline.c: Include gt-tree-inline.h.
27410 (clone_fn_id_num): New variable.
27411 (clone_function_name): New function.
27412 (tree_function_versioning): Use it.
27413 * Makefile.in (GTFILES): Add tree-inline.c.
27415 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27417 * BASE-VER: Change to 4.5.0.
27419 2009-03-27 Xinliang David Li <davidxl@google.com>
27421 PR tree-optimization/39557
27422 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27424 2009-03-27 Xinliang David Li <davidxl@google.com>
27426 PR tree-optimization/39548
27427 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27430 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27432 * c-common.c (pointer_int_sum): Use %wd on return from
27435 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27437 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27438 on return from tree_low_cst.
27440 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27443 * ginclude/stdarg.h (va_copy): Define also for
27444 __GXX_EXPERIMENTAL_CXX0X__.
27446 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27449 * builtins.h (c_strlen): Do not warn here.
27450 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27451 * c-common.c (pointer_int_sum): Take an explicit location.
27452 Warn about offsets out of bounds.
27453 * c-common.h (pointer_int_sum): Adjust declaration.
27455 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27457 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27460 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27463 * opts.c (warn_if_disallowed_function_p): Don't assume
27464 get_callee_fndecl must return non-NULL.
27466 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27468 PR rtl-optimization/39522
27469 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27470 when reg_reloaded_valid is set.
27472 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27474 * config/spu/divv2df3.c: New file.
27475 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27476 (DPBIT_FUNCS): Filter out _div_df.
27478 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27480 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27481 a jump insn, count that jump in the distance to the loop start.
27483 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27486 * config/sh/sh.c (calc_live_regs): Fix condition for global
27487 registers except PIC_OFFSET_TABLE_REGNUM.
27489 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27492 * doc/invoke.texi (-mconsole): New.
27494 (-mno-cygwin): New.
27496 (-mnop-fun-dllimport): New.
27500 (sub section "i386 and x86-64 Windows Options"): New.
27502 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27504 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27505 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27507 2009-03-25 Richard Guenther <rguenther@suse.de>
27509 PR middle-end/39497
27510 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27513 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27515 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27516 neither of haifa/selective schedulers are working.
27518 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27520 * doc/invoke.texi (Debugging Options): Fix description of
27521 -fno-merge-debug-strings.
27523 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27525 * config/cris/libgcc.ver: New version-script.
27526 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27528 * configure.ac <GAS features, nop mnemonic>: Add pattern
27529 crisv32-*-* for "nop".
27530 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27531 * configure: Regenerate.
27533 2009-03-24 Ira Rosen <irar@il.ibm.com>
27535 PR tree-optimization/39529
27536 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27537 mark_sym_for_renaming for the tag copied to the new vector
27540 2009-03-24 Arthur Loiret <aloiret@debian.org>
27542 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27543 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27544 EXTRA_SPEC_FUNCTIONS.
27545 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27546 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27547 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27548 -march and -mtune options.
27550 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27552 * config/m68k/t-rtems: Add m5329 multilib.
27554 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27555 Jakub Jelinek <jakub@redhat.com>
27558 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27561 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27564 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27565 instead of c_parser_expression_conv, if original_code isn't one of the
27566 4 allowed comparison codes, fail.
27568 2009-03-23 Richard Guenther <rguenther@suse.de>
27570 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27571 * tree.h (struct tree_type): Likewise.
27572 * reload.h (struct insn_chain): Likewise.
27573 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27574 * function.h (struct function): Likewise.
27575 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27577 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27579 PR tree-optimization/39516
27580 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27582 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27584 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27585 should be set true if BITS_PER_WORD of target is bigger than 32
27587 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27589 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27590 Translate -B-options to -rpath-link. Correct existing
27591 rpath-link and conditionalize on !nostdlib.
27593 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27595 * doc/extend.texi (Function Attributes, Variable Attributes):
27597 * doc/invoke.texi (Debugging Options, Optimize Options)
27598 (i386 and x86-64 Options, MCore Options): Likewise.
27600 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27603 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27604 it for block local namespace aliases.
27605 (gen_decl_die): Pass context_die to gen_namespace_die.
27607 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27610 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27611 minimum or maximum value.
27613 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27615 * reginfo.c (globalize_reg): Recompute derived reg sets.
27617 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27620 * libgcc2.c (mprotect): Do not use signed arguments for
27621 VirtualProtect, use DWORD arguments. Also fix the 'may
27622 be used uninitialized' warning for the np variable.
27624 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27627 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27628 functions using regparm calling conventions when not optimizing.
27629 (ix86_function_sseregparm): Similarly for sseregparm calling
27632 2009-03-19 Li Feng <nemokingdom@gmail.com>
27634 PR middle-end/39500
27635 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27636 dependence if the first conflict is after niter iterations.
27638 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27640 PR middle-end/38609
27641 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27642 functions with dynamic stack-pointer adjustments.
27644 2009-03-19 Ben Elliston <bje@au.ibm.com>
27646 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27647 option; change to -msdata=data.
27649 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27651 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27654 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27657 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27659 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27661 * doc/invoke.texi (Code Gen Options): Expand discussion of
27664 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27666 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27667 * matrix-reorg.c (struct matrix_info): Likewise.
27668 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27669 * rtl.h (struct mem_attrs): Likewise.
27670 * df.h (struct df): Likewise.
27671 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27672 * ira-int.h (struct ira_allocno): Likewise.
27673 * df-scan.c (struct df_collection_rec): Likewise.
27674 * ira.c (struct equivalence): Likewise.
27675 * function.c (struct temp_slot): Likewise.
27676 * cfgloop.h (struct loop): Likewise.
27679 * function.c (use_register_for_decl): When not optimizing, disregard
27680 register keyword for variables with types containing methods.
27682 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27684 PR middle-end/39447
27685 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27686 (is_simple_operand): Call contains_component_ref_p before calling data
27687 reference analysis that would fail on COMPONENT_REFs.
27689 * tree-vrp.c (search_for_addr_array): Fix formatting.
27691 2009-03-18 Richard Guenther <rguenther@suse.de>
27693 * tree-vect-transform.c (vect_loop_versioning): Fold the
27694 generated comparisons.
27695 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27696 (slpeel_tree_peel_loop_to_edge): Likewise.
27698 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27700 PR middle-end/37805
27701 * opts.c (print_specific_help): In addition to `undocumented',
27702 accept `separate' and `joined' flags if passed alone. Describe
27703 output by the first matched one of those.
27704 (common_handle_option): Skip over empty strings.
27705 * gcc.c (display_help): Fix help string for `--help='.
27706 * doc/invoke.texi (Option Summary, Overall Options): With
27707 `--help=', classes and qualifiers can both be repeated, but
27708 only the latter can be negated. One should not pass only
27709 negated qualifiers. Fix markup and examples.
27712 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27713 PR middle-end/37805
27714 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27715 and -fhelp=separate.
27717 2009-03-17 Jing Yu <jingyu@google.com>
27719 PR middle-end/39378
27720 * function.h (struct rtl_data): Move is_thunk from here...
27721 (struct function): ...to here.
27722 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27723 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27725 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27727 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27728 (alpha_output_function_end_prologue): Likewise.
27729 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27730 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27731 (rs6000_output_function_epilogue): Likewise.
27732 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27734 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27737 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27738 from different units in a single alternative.
27739 (*truncdfsf_i387): Ditto.
27740 (*truncxfsf2_mixed): Ditto.
27741 (*truncxfdf2_mixed): Ditto.
27743 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27745 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27746 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27749 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27750 unused non-artificial variables when not optimizing.
27753 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27754 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27755 NAMESPACE_DECL in its DECL_INITIAL.
27757 PR middle-end/39443
27758 * optabs.c (set_user_assembler_libfunc): New function.
27759 * expr.h (set_user_assembler_libfunc): New prototype.
27760 * c-common.c: Include libfuncs.h.
27761 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27762 for memcmp, memset, memcpy, memmove and abort.
27763 * Makefile.in (c-common.o): Depend on libfuncs.h.
27766 * dwarf2out.c (gen_inlined_enumeration_type_die,
27767 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27768 gen_tagged_type_instantiation_die): Removed.
27769 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27772 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27775 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27777 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27778 (check-parallel-%): Ditto.
27779 (check-consistency): Ditto.
27781 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27783 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27784 local variable rhs by NULL_TREE.
27786 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27789 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27791 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27794 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27796 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27799 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27800 for ms->sysv ABI calls only in 64bit mode.
27802 * config/i386/i386.md (untyped_call): Support 32bit.
27804 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27806 * doc/extend.texi: Replace x86_65 with x86_64.
27808 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27810 PR tree-optimization/39455
27811 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27812 mismatches for POINTER_TYPE_P (type).
27813 (number_of_iterations_le): Likewise.
27815 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27817 * config/picochip/picochip.c: Removed profiling support.
27818 * config/picochip/picochip.md: Removed profiling instruction.
27819 * config/picochip/picochip.h: Removed profiling builtin.
27821 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27823 * doc/install.texi (--with-host-libstdcxx): Document.
27825 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27828 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27829 generate a warning if the function name does not begin with
27830 "__vector" and the function has either the 'signal' or 'interrupt'
27831 attribute, from here to ...
27832 (avr_declare_function_name): ...here. New function.
27833 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27834 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27836 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27839 * cse.c (fold_rtx): Don't modify original const_arg1 when
27840 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27841 separate variable instead.
27842 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27843 from out of range shift counts.
27844 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27846 2009-03-13 Catherine Moore <clm@codesourcery.com>
27848 * config/i386/x-mingw32 (host-mingw32.o): Replace
27849 diagnostic.h with $(DIAGNOSTIC_H).
27851 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27854 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27856 * config/i386/sync.md (sync_compare_and_swap<mode>,
27857 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27858 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27860 (sync_double_compare_and_swapdi_pic,
27861 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27862 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27864 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27867 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27869 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27872 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27873 (avx_addsubv4df3): Likewise.
27874 (*avx_addsubv4sf3): Likewise.
27875 (sse3_addsubv4sf3): Likewise.
27877 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27880 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27882 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27885 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27886 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27887 registers for allocnos created from user-defined variables.
27889 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27892 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27893 of non-integer mode as well.
27895 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27897 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27898 for functions for which the parameter types are unknown.
27900 2009-03-11 Jakub Jelinek <jakub@redhat.com>
27903 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
27904 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
27905 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
27906 * config/i386/i386.c (ix86_local_alignment): For
27907 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
27908 long long variables on the stack to avoid dynamic realignment.
27909 Allow the first argument to be a decl rather than type.
27910 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
27912 2009-03-11 Nick Clifton <nickc@redhat.com>
27915 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
27917 Add description to mno-lsim option.
27918 * config/mcore/mcore.h: Remove comment about deprecated m4align
27920 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
27921 * doc/invoke.texi: Add description of mno-lsim and
27922 mstack-increment options.
27924 * config/fr30/fr30.opt: Document the -mno-lsim option.
27925 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
27926 and -mno-lsim options.
27928 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27930 * fold-const.c (fold_comparison): Only call fold_inf_compare
27931 if the mode supports infinities.
27933 2009-03-11 Jason Merrill <jason@redhat.com>
27936 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
27937 end already did. Notice GIMPLE_CALL modifications of the result.
27938 Don't copy debug information from an ignored decl or a decl from
27941 2009-03-10 Richard Guenther <rguenther@suse.de>
27942 Nathan Froyd <froydnj@codesourcery.com>
27944 PR middle-end/37850
27945 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
27946 (__divMODE3): Likewise.
27948 2009-03-09 Jakub Jelinek <jakub@redhat.com>
27950 PR tree-optimization/39394
27951 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
27952 DECL_SIZE_UNIT of variable length FIELD_DECLs.
27954 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27956 * recog.c (verfiy_changes): Disallow renaming of hard regs in
27957 inline asms for register asm ("") declarations.
27959 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
27961 * fold-const.c (fold_unary): Fix comment.
27963 2009-03-07 Jan Hubicka <jh@suse.cz>
27966 * tree-inline.c (setup_one_parameter): Do replacement of const
27967 argument by constant in SSA form.
27969 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27971 PR middle-end/38028
27972 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
27973 determine alignment passed to assign_stack_local.
27974 (assign_parms_unsplit_complex): Likewise.
27975 * except.c (sjlj_build_landing_pads): Likewise.
27977 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27979 PR middle-end/39360
27980 * tree-flow.h (add_referenced_var): Return bool instead of void.
27981 * tree-dfa.c (add_referenced_var): Return result of
27982 referenced_var_check_and_insert call.
27983 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
27984 of referenced_var_check_and_insert.
27987 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
27988 (gen_variable_die): Emit DW_AT_location on abstract static variable's
27989 DIE, don't emit it if abstract origin already has it.
27990 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
27991 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
27993 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27995 * genpreds.c (needs_variable): Fix parentheses at variable name
27997 (write_tm_constrs_h): Indent generated code.
27999 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28001 * doc/extend.texi (Function Attributes): Add documentation
28002 for isr attributes.
28004 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28007 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28008 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28010 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28012 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28015 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28018 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28019 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28021 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28023 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28024 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28025 constants instead of magic numbers.
28026 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28028 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28029 (x86_64_ms_abi_int_parameter_registers): Ditto.
28030 (x86_64_int_return_registers): Ditto.
28031 (ix86_maybe_switch_abi): Ditto.
28032 (ix86_expand_call): Ditto for clobbered_registers array.
28033 (ix86_hard_regno_mode_ok): Ditto.
28034 (x86_extended_QIreg_mentioned_p): Ditto.
28036 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28038 PR tree-optimization/39349
28039 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28041 * combine.c (gen_lowpart_for_combine): Use omode when generating
28044 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28046 PR rtl-optimization/39235
28047 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28049 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28051 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28053 2009-03-04 Richard Guenther <rguenther@suse.de>
28055 PR tree-optimization/39362
28056 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28057 that occur in abnormal PHIs should be varying.
28059 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28061 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28063 (simple_iv): Take loop as an argument instead of statement.
28064 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28065 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28067 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28069 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28070 * matrix-reorg.c (analyze_transpose): Ditto.
28071 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28072 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28073 * tree-predcom.c (ref_at_iteration): Ditto.
28074 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28076 2009-03-04 Richard Guenther <rguenther@suse.de>
28078 PR tree-optimization/39358
28079 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28080 escaped_id and callused_id.
28081 (solve_graph): Likewise.
28083 2009-03-04 Richard Guenther <rguenther@suse.de>
28085 PR tree-optimization/39339
28086 * tree-sra.c (try_instantiate_multiple_fields): Make it
28087 no longer ICE on the above.
28089 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28091 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28092 that fits within Pmode.
28094 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28096 PR middle-end/10109
28097 * tm.texi (LIBCALL_VALUE): Update description.
28099 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28101 PR middle-end/34443
28102 * doc/extend.texi (section): Update description.
28104 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28106 PR middle-end/39345
28107 * tree-inline.c (remapped_type): New.
28108 (can_be_nonlocal): Call remapped_type instead of remap_type.
28110 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28113 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28114 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28116 2009-03-03 Richard Guenther <rguenther@suse.de>
28118 PR middle-end/39272
28119 * tree.c (tree_nonartificial_location): New function.
28120 * tree.h (tree_nonartificial_location): Declare.
28121 * builtins.c (expand_builtin_memory_chk): Provide location
28122 of the call location for artificial function pieces.
28123 (maybe_emit_chk_warning): Likewise.
28124 (maybe_emit_sprintf_chk_warning): Likewise.
28125 (maybe_emit_free_warning): Likewise.
28126 * expr.c (expand_expr_real_1): Likewise.
28128 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28130 PR tree-optimization/39343
28131 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28132 COMPONENT_REF t has ARRAY_TYPE.
28134 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28136 PR middle-end/39335
28137 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28138 when the type precision of the induction variable should be
28139 larger than the type precision of nit.
28140 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28141 * graphite.c (graphite_loop_normal_form): Same.
28142 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28144 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28146 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28147 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28148 numbers to describe clobbered registers.
28149 (*call_value_0_rex64_ms_sysv): Ditto.
28150 * config/i386/mmx.md (mmx_emms): Ditto.
28151 (mmx_femms): Ditto.
28153 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28155 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28158 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28160 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28161 (spu_section_type_flags): New function.
28163 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28165 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28166 reg_class_contents of FLOAT_REGS into a temporary.
28168 2009-03-02 Richard Guenther <rguenther@suse.de>
28169 Ira Rosen <irar@il.ibm.com>
28171 PR tree-optimization/39318
28172 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28173 information to the vectorized statement.
28175 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28177 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28178 variable. Use defined names instead of magic constants for REX SSE
28181 2009-03-01 Richard Guenther <rguenther@suse.de>
28183 PR tree-optimization/39331
28184 * omp-low.c (lower_send_shared_vars): Do not receive new
28185 values for the reference of DECL_BY_REFERENCE parms or results.
28187 2009-03-01 Jan Hubicka <jh@suse.cz>
28190 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28191 BLOCK_NONLOCALIZED_VAR): New macros.
28192 (tree_block): Add nonlocalized_vars.
28193 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28194 gen_decl_die): Add origin argument. Allow generation of die with
28195 origin at hand only.
28196 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28197 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28199 (gen_block_die): Fix checking for unused blocks.
28200 (process_scope_var): Break out from .... ; work with origins only.
28201 (decls_for_scope) ... here; process nonlocalized list.
28202 (dwarf2out_ignore_block): Look for nonlocalized vars.
28203 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28205 (dump_scope_block): Dump them.
28206 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28207 (remap_block): Likewise.
28208 (can_be_nonlocal): New predicate.
28209 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28211 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28213 * configure: Regenerate.
28215 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28217 * optc-gen.awk: No need to duplicate option flags twice.
28218 Reuse help texts for duplicate options which do not have any.
28220 * gcc.c (display_help): Document --version.
28222 * gcc.c (main): If print_help_list and verbose_flag, ensure
28223 driver output comes before subprocess output.
28225 * optc-gen.awk: Assign all remaining fields to help string,
28226 space-separated, for multi-line help in *.opt.
28228 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28229 -Wno-pedantic-ms-format is for MinGW targets only.
28231 * doc/options.texi (Option file format): Fix bad indentation,
28232 restoring dropped sentence.
28234 2009-02-28 Jan Hubicka <jh@suse.cz>
28236 * tree-inline.c (tree_function_versioning): Output debug info.
28238 2009-02-28 Jan Hubicka <jh@suse.cz>
28241 * tree-inline.c (setup_one_parameter): Do not copy propagate
28242 arguments when not optimizing.
28244 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28247 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28248 (avx_addsubv4df3): Likewise.
28249 (*avx_addsubv4sf3): Likewise.
28250 (sse3_addsubv4sf3): Likewise.
28251 (*avx_addsubv2df3): Likewise.
28252 (sse3_addsubv2df3): Likewise.
28253 (avx_unpckhps256): Correct item selectors.
28254 (avx_unpcklps256): Likewise.
28255 (avx_unpckhpd256): Likewise.
28256 (avx_unpcklpd256): Likewise.
28258 2009-02-28 Jan Hubicka <jh@suse.cz>
28260 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28262 (copy_arguments_for_versioning): If var is declared don't declare it.
28263 (tree_function_versioning): First setup substitutions and then copy
28266 2009-02-27 Jan Hubicka <jh@suse.cz>
28269 * cgraph.h (varpool_output_debug_info): Remove.
28270 * cgraphunit.c (varpool_output_debug_info): Remove.
28271 * dwarf2out.c (deferred_locations_struct): New struct
28272 (deferred_locations): New type.
28273 (deferred_locations_list): New static var.
28274 (deffer_location): New function.
28275 (gen_variable_die): Use it.
28276 (decls_for_scope): Output info on local static vars.
28277 (dwarf2out_finish): Process deferred locations.
28278 * varpool.c (varpool_output_debug_info): Remove.
28280 2009-02-27 Jan Hubicka <jh@suse.cz>
28283 * tree.h (TREE_PROTECTED): Fix comment.
28284 (BLOCK_HANDLER_BLOCK): Remove.
28285 (struct tree_block): Remove handler_block add body_block.
28286 (inlined_function_outer_scope_p): New.
28287 (is_body_block): Remove.
28288 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28289 * dwarf2out.c (is_inlined_entry_point): Remove.
28290 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28291 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28293 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28294 * gimplify.c (gimplify_expr): Gimplify body blocks.
28295 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28296 block with multiple subblocks.
28297 (dump_scope_block): Prettier output; dump more flags and info.
28298 (dump_scope_blocks): New.
28299 (remove_unused_locals): Use dump_scope_blocks.
28300 * tree-flow.h (dump_scope_blocks): Declare.
28301 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28302 * stmt.c (is_body_block): Remove.
28303 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28304 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28306 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28308 PR middle-end/39308
28309 * graphite.c (graphite_loop_normal_form): Do not call
28310 number_of_iterations_exit from a gcc_assert.
28312 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28314 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28315 jumps if COND is NULL.
28316 (find_cond_jump): New function.
28317 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28318 * config/s390/s390.md: Remove z10_cobra attribute value.
28320 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28322 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28323 force_const_mem returns NULL_RTX.
28325 2009-02-26 Jan Hubicka <jh@suse.cz>
28328 * cgraph.h (varpool_output_debug_info): Remove.
28329 * cgraphunit.c (varpool_output_debug_info): Remove.
28330 * dwarf2out.c (deferred_locations_struct): New struct
28331 (deferred_locations): New type.
28332 (deferred_locations_list): New static var.
28333 (deffer_location): New function.
28334 (gen_variable_die): Use it.
28335 (decls_for_scope): Output info on local static vars.
28336 (dwarf2out_finish): Process deferred locations.
28337 * varpool.c (varpool_output_debug_info): Remove.
28339 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28341 PR rtl-optimization/39241
28342 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28343 to subreg_offset_representable_p.
28345 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28347 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28348 execute function prototype. Get f and nregs from max_reg_num
28349 and get_insns. Remove the first backward pass as it's dead,
28350 guard the forward pass by flag_expensive_optimizations.
28351 (rest_of_handle_regmove): Delete.
28352 (pass_regmove): Replace it with regmove_optimize.
28354 2009-02-25 Martin Jambor <mjambor@suse.cz>
28356 PR tree-optimization/39259
28357 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28358 calls_alloca function flags.
28359 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28360 calls are detected.
28362 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28364 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28365 flags_set_1_rtx, flags_set_1_set): Delete.
28366 (regmove_optimize): Do not call mark_flags_life_zones.
28368 2009-02-24 Julian Brown <julian@codesourcery.com>
28371 * config/arm/arm.c (require_pic_register): Only set
28372 cfun->machine->pic_reg once per function.
28374 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28376 * doc/invoke.texi (Link Options): Document an easier way to pass
28377 options that take arguments to the GNU linker using -Xlinker and -Wl.
28379 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28382 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28384 2009-02-24 Richard Guenther <rguenther@suse.de>
28387 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28389 2009-02-24 Richard Guenther <rguenther@suse.de>
28390 Zdenek Dvorak <ook@ucw.cz>
28392 PR tree-optimization/39233
28393 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28394 from converting them to a generic type.
28396 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28398 PR tree-optimization/39260
28399 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28400 contains a condition with a real type.
28401 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28403 2009-02-23 Jason Merrill <jason@redhat.com>
28406 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28407 narrowing_initializer_constant_valid_p.
28408 (narrowing_initializer_constant_valid_p): Don't return
28409 null_pointer_node for adding a pointer to itself.
28411 2009-02-23 Jan Hubicka <jh@suse.cz>
28414 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28417 2009-02-23 Jan Hubicka <jh@suse.cz>
28419 PR tree-optimization/37709
28420 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28421 * tree.h (block_ultimate_origin): Declare.
28422 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28423 * tree-ssa-live.c (remove_unused_scope_block_p):
28424 Eliminate blocks containig no instructions nor live variables nor
28426 (dump_scope_block): New function.
28427 (remove_unused_locals): Enable removal of dead blocks by default;
28428 enable dumping at TDF_DETAILS.
28430 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28432 * config/i386/i386.c (classify_argument): Don't allow COImode
28434 (function_arg_advance_32): Don't allow OImode.
28435 (function_arg_32): Likewise.
28436 (function_value_32): Likewise.
28437 (return_in_memory_32): Likewise.
28438 (function_arg_64): Remove OImode comment.
28440 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28443 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28444 ix86_expand_vector_set for V4DImode in 64bit mode only.
28445 (ix86_expand_vector_init_one_var): Likewise.
28447 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28449 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28451 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28454 * loop-iv.c: Revert last change.
28455 * emit-rtl.c: Likewise.
28457 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28460 * config/i386/i386.c (type_natural_mode): Remove an extra
28461 space in the warning message.
28462 (function_value_32): Handle 32-byte vector modes.
28463 (return_in_memory_32): Likewise.
28465 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28467 * loop-iv.c (truncate_value): New function.
28468 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28470 (lowpart_subreg): Move to...
28471 * emit-rtl.c: ...here.
28473 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28475 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28476 accidental and undocumented change at revision 140860.
28478 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28480 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28481 take gimple_seq * arguments.
28482 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28483 types_compatible_p langhook.
28485 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28486 Joseph Myers <joseph@codesourcery.com>
28488 * config/arm/arm.c (arm_builtin_va_list): New function.
28489 (arm_expand_builtin_va_start): Likewise.
28490 (arm_gimplify_va_arg_expr): Likewise.
28491 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28492 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28493 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28494 (va_list_type): New variable.
28495 (arm_mangle_type): Mangle va_list_type appropriately.
28497 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28499 PR middle-end/39157
28500 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28501 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28502 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28503 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28504 parameter to 1000 for -O1 by default.
28505 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28507 * loop-invariant.c: Include params.h.
28508 (move_loop_invariants): Don't call move_single_loop_invariants on
28511 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28513 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28514 offset when calculating bounds for indexing stack_usage_map. Fixes
28515 a buffer overflow with certain target setups.
28517 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28520 * calls.c (expand_call): Clear try_tail_call if caller and callee
28521 disagree in promotion of function return value.
28523 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28526 * c-common.c (c_determine_visibility): If visibility changed and
28527 DECL_RTL has been already set, call make_decl_rtl to update symbol
28530 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28533 * varasm.c (assemble_variable): Don't check DECL_NAME when
28534 globalizing a variable.
28536 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28539 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28540 expression before any __builtin_trap call.
28541 * c-typeck.c (build_function_call): Convert and check function
28542 arguments before generating a call to a trap. Evaluate the
28543 function arguments before the trap.
28545 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28548 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28549 (UNSPEC_FXAM_MEM): New unspec.
28550 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28551 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28552 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28554 2009-02-19 Richard Guenther <rguenther@suse.de>
28556 PR tree-optimization/39207
28557 PR tree-optimization/39074
28558 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28559 storedanything_tree): New.
28560 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28561 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28562 (build_succ_graph): Add edges from STOREDANYTHING to all
28564 (init_base_vars): Initialize STOREDANYTHING.
28565 (compute_points_to_sets): Free substitution info after
28566 building the succ graph.
28567 (ipa_pta_execute): Likewise.
28569 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28571 (do_ds_constraint): Do not add to special var or non-pointer
28573 (type_could_have_pointers): Split out from ...
28574 (could_have_pointers): ... here. For arrays use the element type.
28575 (create_variable_info_for): Initialize may_have_pointers.
28576 (new_var_info): Likewise.
28577 (handle_lhs_call): Make the HEAP variable unknown-sized.
28578 (intra_create_variable_infos): Use a type with pointers for
28579 PARM_NOALIAS, make it unknown-sized.
28581 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28584 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28586 2009-02-18 Jason Merrill <jason@redhat.com>
28589 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28590 value if DECL_EXTERNAL.
28591 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28592 * target.h (gcc_target::binds_local_p): Clarify "module".
28593 * tree.h (TREE_PUBLIC): Clarify "module".
28595 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28598 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28599 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28601 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28604 * c.opt (Wabi): Support C and ObjC.
28607 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28609 * config/i386/i386.c (classify_argument): Warn once about the ABI
28610 change when passing union with long double.
28612 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28614 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28617 * c-parser.c (c_parser_compound_statement): Always enter and leave
28620 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28623 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28625 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28627 PR tree-optimization/36922
28628 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28629 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28632 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28634 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28637 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28639 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28641 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28643 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28646 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28647 Richard Sandiford <rdsandiford@googlemail.com>
28649 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28650 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28651 (loongson_biadd): ...this.
28653 2009-02-17 Richard Guenther <rguenther@suse.de>
28655 PR tree-optimization/39202
28656 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28657 a var make sure to follow existing collapses.
28659 2009-02-17 Richard Guenther <rguenther@suse.de>
28661 PR middle-end/39214
28662 * langhooks.c (lhd_print_error_function): Check for NULL block.
28664 2009-02-17 Richard Guenther <rguenther@suse.de>
28666 PR tree-optimization/39204
28667 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28670 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28672 * config/soft-fp/double.h: Update from glibc CVS.
28674 2009-02-17 Richard Guenther <rguenther@suse.de>
28676 PR tree-optimization/39207
28677 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28678 strict-aliasing warnings for pointers pointing to NULL.
28680 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28683 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28684 skipping until next close brace.
28686 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28689 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28690 to function argument boundary.
28692 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28694 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28695 in the lea_add. Reload eventually constraints it properly.
28696 * config/picochip/constraints.md: Remove the target constraint
28697 "b", since it is not needed anymore.
28699 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28701 * gthr-dce.h: Uglify function parameter and local variable names.
28702 * gthr-gnat.h: Likewise.
28703 * gthr-mipssde.h: Likewise.
28704 * gthr-nks.h: Likewise.
28705 * gthr-posix95.h: Likewise.
28706 * gthr-posix.h: Likewise.
28707 * gthr-rtems.h: Likewise.
28708 * gthr-single.h: Likewise.
28709 * gthr-solaris.h: Likewise.
28710 * gthr-tpf.h: Likewise.
28711 * gthr-vxworks.h: Likewise.
28712 * gthr-win32.h: Likewise.
28714 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28717 * config/i386/i386.md: Restrict the new peephole2 to move
28718 between MMX/SSE registers.
28720 2009-02-15 Richard Guenther <rguenther@suse.de>
28723 2009-02-13 Richard Guenther <rguenther@suse.de>
28725 * configure.ac: Enable LFS.
28726 * configure: Re-generate.
28727 * config.in: Likewise.
28729 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28731 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28732 spu_srqwbyte, spu_srqwbytebc): Define.
28733 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28734 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28735 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28736 "shrqby_<mode>"): New insn-and-split patterns.
28737 * config/spu/spu.c (expand_builtin_args): Determine and return
28738 number of operands using spu_builtin_description data.
28739 (spu_expand_builtin_1): Use it.
28741 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28744 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28747 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28750 * config/i386/i386.c (override_options): Correct warning
28751 messages for -malign-loops, -malign-jumps and -malign-functions.
28753 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28756 * config/i386/i386.md: Restrict the new peephole2 to move
28757 between the general purpose registers.
28759 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28762 * config/i386/i386.c (type_natural_mode): Add a new argument.
28763 Return the original mode and warn ABI change if vector size is 32byte.
28764 (function_arg_advance): Updated.
28765 (function_arg): Likewise.
28766 (ix86_function_value): Likewise.
28767 (ix86_return_in_memory): Likewise.
28768 (ix86_sol10_return_in_memory): Likewise.
28769 (ix86_gimplify_va_arg): Likewise.
28770 (function_arg_32): Don't warn ABX ABI change here.
28771 (function_arg_64): Likewise.
28773 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28775 * loop-iv.c (implies_p): In the final case, test that operands 0
28776 of the two comparisons match.
28778 * config/bfin/bfin.c (find_prev_insn_start): New function.
28779 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28780 (find_next_insn_start): Move.
28782 2009-02-13 Richard Guenther <rguenther@suse.de>
28784 * configure.ac: Enable LFS.
28785 * configure: Re-generate.
28786 * config.in: Likewise.
28788 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28791 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28792 sizes on syntax error after some arguments have been parsed.
28794 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28796 * doc/invoke.texi (-fira): Remove.
28798 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28800 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28801 * recog.c: Likewise.
28804 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28806 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28807 (umul_ppmm): Likewise.
28808 (count_leading_zeros): Likewise.
28809 (count_trailing_zeros): Likewise.
28810 (UMUL_TIME): Likewise.
28812 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28814 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28815 soft-fp/t-softfp to tmake_file.
28817 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28818 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28819 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28820 IA64_BUILTIN_INFQ]: New.
28821 (ia64_init_builtins): Initialize __builtin_infq,
28822 __builtin_fabsq and __builtin_copysignq if not HPUX.
28823 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28824 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28826 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28828 (__fixtfti): Likewise.
28829 (__fixunstfti): Likewise.
28830 (__floattitf): Likewise.
28832 * config/ia64/libgcc-glibc.ver: New.
28833 * config/ia64/t-fprules-softfp: Likewise.
28834 * config/ia64/sfp-machine.h: Likewise.
28836 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28837 (LIBGCC2_TF_CEXT): Likewise.
28838 (TF_SIZE): Likewise.
28839 (TARGET_INIT_LIBFUNCS): Likewise.
28841 * config/ia64/t-glibc (SHLINB_MAPFILES):
28842 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28844 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28846 * config/i386/i386.c (construct_container): Rewrite processing
28847 BLKmode with X86_64_SSE_CLASS.
28849 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28852 * config/i386/i386.md: Replace simplify_replace_rtx with
28853 replace_rtx in the new peephole2.
28855 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28857 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28858 loop unrolling do not happen at -O2.
28860 2009-02-12 Michael Matz <matz@suse.de>
28862 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28864 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28866 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28869 2009-02-12 Ben Elliston <bje@au.ibm.com>
28871 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28872 patterns when updating the back chain. Missed in the 2009-02-10
28875 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28877 * doc/extend.texi (Decimal Floating Types): Update identifier of
28878 draft TR and list of missing support.
28880 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28882 PR middle-end/39154
28883 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28884 bit to variable length decl's flags, add it also to its
28885 pointer replacement variable.
28887 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28888 Jakub Jelinek <jakub@redhat.com>
28891 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28892 (memory_blockage): New expander.
28893 (*memory_blockage): New insn pattern.
28894 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28895 instead of general blockage at the end of function prologue when
28896 frame pointer is used to access red zone area. Do not emit blockage
28897 when profiling, it is emitted in generic code.
28898 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28899 function epilogue when frame pointer is used to access red zone area.
28901 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
28904 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
28905 by arithmetic with memory operands.
28906 * config/i386/predicates.md (commutative_operator): New.
28908 2009-02-10 Janis Johnson <janis187@us.ibm.com>
28910 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
28913 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
28915 * alias.h (record_alias_subset): Declare.
28916 * alias.c (record_alias_subset): Make global.
28918 2009-02-10 Nick Clifton <nickc@redhat.com>
28920 * tree-parloops.c: Change license to GPLv3.
28921 * ipa-struct-reorg.c: Change license to GPLv3.
28922 * ipa-struct-reorg.h: Change license to GPLv3.
28924 2009-02-10 Steve Ellcey <sje@cup.hp.com>
28927 * c-decl.c (start_struct): Return NULL on error.
28929 2009-02-10 Jakub Jelinek <jakub@redhat.com>
28931 PR middle-end/39124
28932 * cfgloopmanip.c (remove_path): Call remove_bbs after
28933 cancel_loop_tree, not before it.
28936 * function.h (struct function): Add has_local_explicit_reg_vars bit.
28937 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
28938 VAR_DECLs were seen.
28939 * tree-ssa-live.c (remove_unused_locals): Recompute
28940 cfun->has_local_explicit_reg_vars.
28941 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
28942 copies or clearings if cfun->has_local_explicit_reg_vars.
28944 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
28947 * config/i386/i386.c (expand_prologue): Emit blockage at the end
28948 of function prologue when frame pointer is used to access
28951 2009-02-10 Richard Guenther <rguenther@suse.de>
28953 PR middle-end/39127
28954 * gimplify.c (gimple_regimplify_operands): Always look if
28955 we need to create a temporary.
28957 2009-02-10 Richard Guenther <rguenther@suse.de>
28959 PR tree-optimization/39132
28960 * tree-loop-distribution.c (todo): New global var.
28961 (generate_memset_zero): Trigger TODO_rebuild_alias.
28962 (tree_loop_distribution): Return todo.
28964 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
28967 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
28968 (x86_64_reg_class_name): Removed.
28969 (classify_argument): Return 0 if bytes > 32. Return 0 if the
28970 first one isn't X86_64_SSE_CLASS or any other ones aren't
28971 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
28972 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
28973 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
28974 and 3 X86_64_SSEUP_CLASS.
28975 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
28976 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
28978 2009-02-10 Ben Elliston <bje@au.ibm.com>
28980 * config/rs6000/rs6000.md (allocate_stack): Always use an update
28981 form instruction to update the stack back chain word, even if the
28982 user has disabled the generation of update instructions.
28983 (movdi_<mode>_update_stack): New.
28984 (movsi_update_stack): Likewise.
28985 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
28986 always use an update form instruction to update the stack back
28989 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
28991 PR middle-end/38953
28992 * graphite.c (if_region_set_false_region): After moving a region in
28993 the false branch of a condition, remove the empty dummy basic block.
28994 (gloog): Remove wrong fix for PR38953.
28996 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28998 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
28999 generation due to implicit sign extension.
29001 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29003 PR middle-end/38981
29004 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29005 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29007 2009-02-09 Richard Guenther <rguenther@suse.de>
29009 PR middle-end/35202
29010 * convert.c (convert_to_real): Disable (float)fn((double)x)
29011 to fnf(x) conversion if errno differences may occur and
29012 -fmath-errno is set.
29014 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29016 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29017 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29018 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29020 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29023 * c-common.c (handle_alias_attribute): Disallow attribute for
29024 anything not a FUNCTION_DECL or VAR_DECL.
29026 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29029 * real.c (do_compare): Special-case compare of zero against
29030 decimal float value.
29032 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29035 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29036 as indicating flexible array members unless the field itself is
29037 being declarared as the incomplete array.
29039 2009-02-06 Jan Hubicka <jh@suse.cz>
29041 PR tree-optimization/38844
29042 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29043 is already inlined.
29045 2009-02-06 Richard Guenther <rguenther@suse.de>
29047 PR middle-end/38977
29048 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29049 fork because we may expand it as __gcov_fork.
29051 2009-02-06 Nick Clifton <nickc@redhat.com>
29053 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29055 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29057 PR tree-optimization/35659
29058 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29059 vn_phi_eq): Shortcut if hashcode does not match.
29060 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29062 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29063 and avoid iterative_hash_expr.
29064 (FOR_EACH_VALUE_ID_IN_SET): New.
29065 (value_id_compare): Remove.
29066 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29067 sort expressions by value id.
29069 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29072 * config/sh/predicates.md (general_movsrc_operand): Don't check
29073 the subreg of system registers here.
29075 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29078 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29079 on the copied decl.
29081 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29083 PR rtl-optimization/39110
29084 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29085 addresses, not aligned ones.
29087 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29088 Richard Guenther <rguenther@suse.de>
29090 PR tree-optimization/39100
29091 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29092 comment says and add edges.
29094 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29097 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29098 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29100 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29102 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29103 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29104 register_bb_in_sese, new_sese, free_sese): Moved.
29105 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29106 outermost_loop_in_scop, build_scop_iteration_domain,
29107 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29108 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29109 Use loop_in_sese_p instead of loop_in_scop_p.
29110 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29111 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29112 (scopdet_basic_block_info): Fix bug in scop detection.
29113 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29114 eq_loop_to_cloog_loop): Remove.
29115 (nb_loops_around_loop_in_scop, nb_loop
29116 ref_nb_loops): Moved here...
29117 * graphite.h (ref_nb_loops): ... from here.
29118 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29119 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29120 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29122 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29123 Hans-Peter Nilsson <hp@axis.com>
29125 PR rtl-optimization/37889
29126 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29127 Move offset handling from PLUS to before the switch. Use new
29128 arguments when considering SYMBOL_REFs too.
29129 (rtx_addr_can_trap_p): Pass dummy offset and size.
29130 (enum may_trap_p_flags): Remove.
29131 (may_trap_p_1): Pass size from MEM_SIZE.
29133 PR rtl-optimization/38921
29134 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29135 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29136 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29137 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29139 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29141 AVX Programming Reference (January, 2009)
29142 * config/i386/sse.md (*vpclmulqdq): New.
29144 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29146 PR tree-optimization/38977
29147 PR gcov-profile/38292
29148 * calls.c (special_function_p): Disregard __builtin_ prefix.
29150 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29152 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29153 non-indexable addresses even before reload.
29155 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29158 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29159 as having variable size. Do not give an error for unnamed
29160 parameters with [*] declarators. Give a warning for type names
29161 with [*] declarators and mark them as variable size.
29162 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29163 for sizeof applied to [*] type names.
29165 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29168 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29170 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29172 * gcc.c (process_command): Update copyright notice dates.
29173 * gcov.c (print_version): Likewise.
29174 * gcov-dump.c (print_version): Likewise.
29175 * mips-tfile.c (main): Likewise.
29176 * mips-tdump.c (main): Likewise.
29178 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29181 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29182 for composite type involving a zero-length array type.
29184 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29187 * function.c (match_asm_constraints_1): Skip over
29188 initial optional % in the constraint.
29190 PR inline-asm/39059
29191 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29192 supported, don't accept FIXED_CSTs.
29193 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29194 and _Sat is used without _Fract/_Accum. Set specs->type to
29195 integer_type_node for cts_fract/cts_accum if fixed point is not
29198 2009-02-02 Catherine Moore <clm@codesourcery.com>
29200 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29202 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29204 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29205 (ABI_HAS_64BIT_SYMBOLS): Use it.
29206 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29208 2009-02-02 Paul Brook <paul@codesourcery.com>
29210 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29212 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29214 PR inline-asm/39058
29215 * recog.h (asm_operand_ok): Add constraints argument.
29216 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29217 recurse on matching constraint.
29218 (check_asm_operands): Pass constraints as 3rd argument to
29219 asm_operand_ok. Don't look up matching constraint here.
29220 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29223 2009-02-02 Ben Elliston <bje@au.ibm.com>
29225 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29226 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29228 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29230 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29231 information. Remove some obsolete information. Reorganize.
29233 * config/pa/fptr.c: Revert license to GPL 2.
29234 * config/pa/milli64.S: Likewise.
29236 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29239 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29240 LIBRARY name in, instead of hard-coding it.
29241 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29242 extra target make frag to tmake_files according to EH model.
29243 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29244 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29245 frags that define makefile variable EH_MODEL appropriately.
29246 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29247 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29248 to "-sjlj" according to type of EH configured.
29249 (LIBGCC_SONAME): Concatenate it to shared library base name.
29250 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29251 to "_sjlj" according to type of EH configured.
29252 (LIBGCC_SONAME): Concatenate it to shared library base name.
29253 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29254 (SHLIB_LINK): Add missing semicolon to if-else construct.
29255 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29256 string value of "pe_dll" command-line option.
29257 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29258 (SHLIB_SONAME): Use it when overriding t-cygming default.
29259 (SHLIB_IMPLIB): Override t-cygming default.
29260 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29261 string value of "pe_dll" command-line option.
29263 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29266 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29267 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29269 2009-01-31 Richard Guenther <rguenther@suse.de>
29271 PR tree-optimization/38937
29272 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29273 computing the transitive closure.
29275 2009-01-30 Richard Guenther <rguenther@suse.de>
29277 PR tree-optimization/39041
29278 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29279 Propagate variable indices only if the types match for this stmt.
29281 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29284 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29285 inline but never defined.
29287 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29289 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29290 (*insv_h_di_reg_extimm): New insn.
29291 (*insv_l<mode>_reg_extimm): New insn.
29293 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29295 * config/picochip/picochip.c (flag_conserve_stack): set
29296 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29297 fconserve-stack. Reduce call-overhead used by inliner.
29299 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29302 * common.opt (flag_conserve_stack): Initialised to zero.
29304 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29307 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29308 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29311 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29313 * ira-color.c (allocno_reload_assign): Update comments.
29314 * regmove.c (regmove_optimize): Likewise.
29318 2009-01-29 Robert Millan <rmh@aybabtu.com>
29320 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29321 * config/i386/kopensolaris-gnu.h: New file. Undefine
29322 `MD_UNWIND_SUPPORT'.
29323 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29325 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29327 PR tree-optimization/39007
29328 * tree-loop-distribution.c (generate_builtin): Use
29329 recompute_dominator to compute the immediate dominator of the
29330 basic block just after the loop.
29332 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29334 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29335 (ASM_OUTPUT_DWARF_PCREL): Define.
29337 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29339 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29340 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29341 global. Modify entries about regmove and IRA.
29343 * ra-conflict.c: Remove the file.
29345 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29347 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29348 (pass_regclass_init): Rename to pass_reginfo_init.
29350 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29352 * toplev.h (flag_ira): Remove.
29354 * caller-save.c (setup_save_areas): Remove flag_ira.
29356 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29358 * global.c: Remove the file.
29360 * opts.c (decode_options): Remove flag_ira.
29362 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29364 * regmove.c: Modify file description.
29365 (find_use_as_address, try_auto_increment): Define them only if
29366 AUTO_INC_DEC is defined.
29367 (replacement_quality, replace_in_call_usage, fixup_match_1,
29368 stable_and_no_regs_but_for_p): Remove.
29369 (reg_set_in_bb): Make it static.
29370 (regmove_optimize): Remove flag_ira and code which worked for
29373 * local-alloc.c: Remove the file.
29375 * common.opt (fira): Remove.
29377 * ira.c: Include except.h.
29378 (eliminable_regset): Move from global.c.
29379 (mark_elimination): Ditto. Remove flag_ira.
29380 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29381 equiv_mem_modified, validate_equiv_mem_from_store,
29382 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29383 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29384 no_equiv, recorded_label_ref): Move from local-alloc.c.
29385 (update_equiv_regs): Ditto. Make it static.
29386 (print_insn_chain, print_insn_chains): Move it from global.c.
29387 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29388 (build_insn_chain): Ditto. Make it static.
29389 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29390 Rename to init_live_subregs.
29391 (gate_ira): Remove flag_ira.
29393 * regclass.c: Rename reginfo.c. Change file description.
29394 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29395 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29396 (init_reg_sets_1): Remove code for evaluation of
29397 reg_class_superclasses and losing_caller_save_reg_set.
29398 (init_regs): Remove init_reg_autoinc.
29399 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29400 ok_for_base_p_nonstrict): Remove.
29401 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29402 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29403 corresponding entries.
29404 (dump_regclass, record_operand_costs, scan_one_insn,
29405 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29406 record_address_regs, auto_inc_dec_reg_p): Remove.
29407 (gt-regclass.h): Rename to gt-reginfo.h.
29409 * rtl.h (dump_global_regs, retry_global_alloc,
29410 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29412 * Makefile.in (RA_H): Remove.
29413 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29414 Rename regclass.o to reginfo.o.
29415 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29417 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29418 (GTFILES): Rename regclass.c to reginfo.c.
29420 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29421 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29423 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29424 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29426 (finish_spills): Ditto. Remove code for !flag_ira.
29428 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29430 PR middle-end/35854
29431 * doc/invoke.texi (rtl debug options): Complete rewrite.
29432 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29434 * mode-switching.c (pass_mode_switching): Rename pass from
29435 "mode-sw" to "mode_sw".
29436 * except.c (pass_convert_to_eh_ranges): Rename pass from
29437 "eh-ranges" to "eh_ranges".
29438 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29442 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29443 Alexander Monakov <amonakov@ispras.ru>
29445 PR middle-end/38857
29446 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29448 (move_exprs_to_boundary): Change return type and pass through
29449 should_move from move_op. Relax assert. Update usage ...
29450 (schedule_expr_on_boundary): ... here. Use should_move instead of
29452 (move_op_orig_expr_found): Indicate that insn was disconnected from
29454 (code_motion_process_successors): Do not call after_merge_succs
29455 callback if original expression was not found when traversing any of
29457 (code_motion_path_driver): Change return type. Update prototype.
29458 (move_op): Update comment. Add a new parameter (should_move). Update
29459 prototype. Set *should_move based on indication provided by
29460 move_op_orig_expr_found.
29462 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29464 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29465 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29466 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29467 * config/rs6000/rs6000.c (rs6000_override_options): Default
29468 avoid-indexed-addresses on for Power6, off for everything else.
29469 (avoiding_indexed_address_p): New function.
29470 (rs6000_legitimize_address): Use it.
29471 (rs6000_legitimate_address): Likewise.
29472 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29474 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29476 PR tree-optimization/38997
29477 * tree-loop-distribution.c (generate_memset_zero): Use
29478 POINTER_PLUS_EXPR for a pointer addition.
29480 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29482 * config/s390/s390.md (bswap<mode>2): New pattern added.
29484 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29486 * config/s390/s390.md (*tls_load_31): Added type attribute.
29488 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29490 * config/s390/s390.md: Fix a few comments.
29492 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29494 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29495 (*tm<mode>_full): Fixed z10prop attribute.
29496 (*tst<mode>_extimm): Fixed z10prop attribute.
29497 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29498 (*tstqiCCT_cconly): Fixed z10prop attribute.
29499 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29500 (*movsi_larl): Fixed z10prop attribute.
29501 (*movsi_zarch): Fixed z10prop attribute.
29502 (*movsi_eas): Fixed z10prop attribute.
29503 (*movhi): Fixed z10prop attribute.
29504 (*movqi): Fixed z10prop attribute.
29505 (*movstrictqi): Fixed z10prop attribute.
29506 (*mov<mode>): Fixed z10prop attribute.
29507 (*movcc): Fixed z10prop attribute.
29508 (*sethighpartdi_64): Fixed z10prop attribute.
29509 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29510 (*negdi2_sign_cc): Fixed z10prop attribute.
29511 (*negdi2_sign): Fixed z10prop attribute.
29512 (*absdi2_sign_cc): Fixed z10prop attribute.
29513 (*absdi2_sign): Fixed z10prop attribute.
29514 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29515 (*negabsdi2_sign): Fixed z10prop attribute.
29516 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29517 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29518 (doloop_si64): Fixed z10prop attribute.
29519 (doloop_si31): Fixed z10prop attribute.
29520 (doloop_long): Fixed z10prop attribute.
29521 (indirect_jump): Fixed z10prop attribute.
29522 (nop): Fixed z10prop attribute.
29523 (main_base_64): Fixed z10prop attribute.
29524 (reload_base_64): Fixed z10prop attribute.
29526 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29528 PR rtl-optimization/38740
29529 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29531 * config/mips/mips.c (mips_reorg): Likewise.
29533 2009-01-28 Richard Guenther <rguenther@suse.de>
29535 PR tree-optimization/38926
29536 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29537 with the correct value id to a value.
29538 (do_regular_insertion): Use the value number of edoubleprime
29539 for the value number of the expr.
29542 2008-08-21 Richard Guenther <rguenther@suse.de>
29544 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29545 a PHI ask VN if it is already available.
29546 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29547 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29549 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29551 PR middle-end/38934
29552 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29553 set to varying whenever max has TREE_OVERFLOW set, similarly
29554 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29556 2009-01-28 Richard Guenther <rguenther@suse.de>
29558 PR middle-end/38908
29559 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29560 uninitialized aggregate uses in call arguments.
29562 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29564 PR tree-optimization/38984
29565 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29566 the nothing_id variable if -fno-delete-null-pointer-checks.
29568 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29571 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29572 (set_got_offset_rex64): Ditto.
29574 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29577 * doc/extend.texi: Improve local variable with asm reg.
29579 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29581 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29582 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29583 was not supplied then set warn_packed_bitfield_compat to the
29584 default value of 1.
29585 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29588 2009-01-27 Richard Guenther <rguenther@suse.de>
29590 PR tree-optimization/38503
29591 * cfgexpand.c (expand_gimple_basic_block): Ignore
29592 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29593 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29594 variables that cannot have TBAA applied.
29595 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29598 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29600 PR middle-end/38969
29601 * calls.c (initialize_argument_information): Do not wrap complex
29602 arguments in SAVE_EXPR.
29604 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29606 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29607 (INSTALL_LIBGCC): Revert typo commit.
29609 2009-01-26 Richard Guenther <rguenther@suse.de>
29611 PR tree-optimization/38745
29612 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29613 from special handling.
29615 2009-01-26 Richard Guenther <rguenther@suse.de>
29617 PR tree-optimization/38745
29618 * tree-ssa.c (execute_update_addresses_taken): Do not include
29619 variables that cannot possibly be a register in not_reg_needs.
29620 Do not clear TREE_ADDRESSABLE on vars that may not become
29622 * tree-ssa.c (update_alias_info_1): Include those in the set
29623 of addressable vars.
29625 2009-01-26 Richard Guenther <rguenther@suse.de>
29627 PR middle-end/38851
29628 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29629 * tree-ssa-dse.c: Include langhooks.h
29630 (execute_simple_dse): Remove stores with zero size.
29632 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29635 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29638 2009-01-24 Julian Brown <julian@codesourcery.com>
29640 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29641 config/arm/linux-atomic.c.
29642 * config/arm/linux-atomic.c: New.
29644 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29646 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29647 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29648 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29650 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29653 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29656 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29658 PR tree-optimization/38953
29659 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29660 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29661 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29662 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29665 2009-01-24 Paul Brook <paul@codesourcery.com>
29667 * config/arm/neon.md (neon_type): Move to arm.md.
29668 (neon_mov<VSTRUCT>): Add neon_type attribute.
29669 * config/arm/arm.md (neon_type): Move to here.
29670 (conds): Add "unconditioal" and use as default for NEON insns.
29672 2009-01-24 Ben Elliston <bje@au.ibm.com>
29674 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29675 void *' warning from -Wc++-compat.
29676 * Makefile.in (dominance.o-warn): Remove.
29678 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29680 PR tree-optimization/38932
29681 * fold-const.c (fold_unary_ignore_overflow): New.
29682 * tree.h (fold_unary_ignore_overflow): Declare.
29683 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29684 * tree-ssa-sccvn.c (visit_reference_op_load,
29685 simplify_unary_expression): Likewise.
29687 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29689 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29690 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29691 regardless of their type.
29692 * c-common.c (handle_packed_attribute): Don't ignore packed on
29694 * c.opt (Wpacked-bitfield-compat): New warning option.
29695 * stor-layout.c (place_field): Warn if offset of a field changed.
29696 * doc/extend.texi (packed): Mention the ABI change.
29697 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29698 (Warning Options): Add it to the list.
29700 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29702 * c-opts.c (c_common_post_options): Fix a typo in comments.
29704 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29706 PR middle-end/38615
29707 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29708 variables to static.
29709 * doc/invoke.texi (-fmerge-all-constants): Update description.
29711 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29714 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29715 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29717 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29719 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29721 (LOCAL_ALIGNMENT): Similarly.
29723 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29724 Joseph Myers <joseph@codesourcery.com>
29726 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29727 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29728 * config/arm/arm-tune.md: Regenerate.
29729 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29732 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29734 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29735 version number to five.
29737 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29740 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29741 * c-common.c (set_underlying_type): Likewise.
29742 (is_typedef_decl ): Likewise
29744 (set_underlying_type): Likewise.
29745 (is_typedef_type): Likewise.
29747 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29749 PR middle-end/38587
29750 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29753 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29756 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29757 (LIBGCC_SPEC): Don't define.
29758 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29760 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29762 PR rtl-optimization/38879
29763 * alias.c (base_alias_check): Unaligned access via AND address can
29764 alias all surrounding object types except those with sizes equal
29765 or wider than the size of unaligned access.
29767 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29770 * c-decl.c (clone_underlying_type): Move this ...
29771 * c-common.c (set_underlying_type): ... here.
29772 Also, make sure the function properly sets TYPE_STUB_DECL() on
29773 the newly created typedef variant type.
29774 (is_typedef_decl ): New entry point.
29775 * tree.h: Added a new member member_types_needing_access_check to
29776 struct tree_decl_non_common.
29777 (set_underlying_type): New entry point.
29778 (is_typedef_type): Likewise.
29780 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29782 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29783 Check whether two instructions have memory references that
29784 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29785 are helper functions for traversing.
29786 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29787 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29788 not to draw dependency edge for instructions with non-conflicting
29791 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29794 * longlong.h: Update copyright years. Use soft-fp license notice.
29795 Sync __clz_tab declaration with glibc.
29797 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29800 * doc/extend.texi (syscall_linkage): New.
29801 (version_id): Modify.
29803 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29804 Richard Guenther <rguenther@suse.de>
29806 PR tree-optimization/38747
29807 PR tree-optimization/38748
29808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29809 conversion if the base address is an indirect reference and the
29810 aliasing sets could cause issues.
29812 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29814 * common.opt (fgraphite, fgraphite-identity): Add comment for
29815 explaining why these options are not documented.
29817 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29819 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29820 gimple_call_lhs is NULL.
29822 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29825 * emit-rtl.c (adjust_address_1): Make sure memref is never
29828 2009-01-20 Ben Elliston <bje@au.ibm.com>
29830 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29831 const qualifier from arg parameter. Remove unnecessary cast to char *.
29832 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29833 const qualifier from arg 2.
29835 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29837 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29839 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29842 * rtl.h (reinit_regs): New prototype.
29843 * regclass.c: Include ira.h.
29844 (reinit_regs): New.
29845 * Makefile.in (regclass.o): Add ira.h.
29846 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29848 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29851 * c-common.c (handle_aligned_attribute): Use
29852 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29853 default alignment value.
29855 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29857 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29858 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29860 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29861 __BIGGEST_ALIGNMENT__.
29863 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29865 2009-01-18 Richard Guenther <rguenther@suse.de>
29867 PR tree-optimization/38819
29868 * tree-flow.h (operation_could_trap_helper_p): Declare.
29869 * tree-eh.c (operation_could_trap_helper_p): Export.
29870 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29871 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29872 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29873 are about to insert a possibly trapping instruction and fail
29876 2009-01-18 Andreas Schwab <schwab@suse.de>
29878 * doc/install.texi (Configuration): Remove obsolete paragraph
29879 about use of --with-gnu-ld with --with-gnu-as.
29881 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29883 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29884 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29885 Follow spelling conventions.
29887 2009-01-18 Ben Elliston <bje@au.ibm.com>
29889 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29890 C++ warning about implicit conversion from void * to struct
29892 (bitmap_obstack_free): Likewise for bitmap_element *.
29893 * Makefile.in (bitmap.o-warn): Remove.
29895 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29897 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29899 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29900 Tobias Grosser <tobi.grosser@amd.com>
29902 * graphite.c (graphite_trans_scop_block): Do not block single
29905 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
29907 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
29908 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
29909 test with assertion.
29911 2009-01-16 Richard Guenther <rguenther@suse.de>
29913 PR tree-optimization/38835
29914 PR middle-end/36227
29915 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
29916 and INT + PTR -> (INT)(PTR p+ INT) folding.
29917 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
29919 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
29922 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
29923 the subreg from a lowpart subreg if it is also casting the value.
29925 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29926 Tobias Grosser <tobi.grosser@amd.com>
29928 * graphite.c (compare_prefix_loops): New.
29929 (build_scop_canonical_schedules): Rewritten.
29930 (graphite_transform_loops): Move build_scop_canonical_schedules
29931 after build_scop_iteration_domain.
29933 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29934 Tobias Grosser <tobi.grosser@amd.com>
29936 * graphite.c (add_conditions_to_domain): Add the loops to
29937 the dimension of the iteration domain. Do copy the domain
29938 only when it exists.
29939 (build_scop_conditions_1): Do not call add_conditions_to_domain.
29940 (add_conditions_to_constraints): New.
29941 (can_generate_code_stmt, can_generate_code): Removed.
29942 (gloog): Do not call can_generate_code.
29943 (graphite_transform_loops): Call add_conditions_to_constraints
29944 after building the iteration domain.
29946 2009-01-16 Jakub Jelinek <jakub@redhat.com>
29948 PR tree-optimization/38789
29949 * tree-ssa-threadedge.c
29950 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
29951 __builtin_constant_p.
29953 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
29955 * dce.c (delete_unmarked_insns): Reversed the order that insns are
29956 examined before deleting them.
29958 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
29960 * function.c (aggregate_value_p): Correctly extract the function
29961 type from CALL_EXPR_FN lookup.
29963 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29965 * config/picochip/picochip.c (picochip_override_options): Revert
29966 CFI asm flag disable commited previously.
29968 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
29969 Tobias Grosser <tobi.grosser@amd.com>
29970 Jan Sjodin <jan.sjodin@amd.com>
29972 * graphite.c (scan_tree_for_params): On substractions negate
29973 all the coefficients of the term.
29974 (clast_to_gcc_expression_red): New. Handle reduction expressions
29975 of more than two operands.
29976 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
29977 (get_vdef_before_scop): Handle also the case of default definitions.
29979 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29981 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
29982 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
29983 Also use them when walking CALL_INSN_FUNCTION_USAGE.
29985 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
29986 Joey Ye <joey.ye@intel.com>
29988 PR middle-end/37843
29989 * cfgexpand.c (expand_stack_alignment): Don't update stack
29990 boundary nor check incoming stack boundary here.
29991 (gimple_expand_cfg): Update stack boundary and check incoming
29992 stack boundary here.
29994 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
29996 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
29998 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30000 PR rtl-optimization/38245
30001 * calls.c (expand_call): Add stack arguments to
30002 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30003 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30004 in regs and partially in memory or BLKmode arguments.
30005 (emit_library_call_value_1): Add stack arguments to
30006 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30007 ACCUMULATE_OUTGOING_ARGS).
30008 * dce.c: Include tm_p.h.
30009 (find_call_stack_args): New function.
30010 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30012 (mark_insn): Call find_call_stack_args for CALL_Ps.
30013 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30014 forwards. Allocate and free arg_stores bitmap if needed, pass it
30015 down to deletable_insn_p, don't mark stores set in arg_stores
30016 bitmap, clear the bitmap at the beginning of each bb.
30017 * Makefile.in (dce.o): Depend on $(TM_P_H).
30019 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30022 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30023 to make sure the insn is a conditional test (bug 22599). Reformat a
30026 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30028 PR middle-end/38431
30029 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30030 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30031 (gloog): Do not call cleanup_tree_cfg.
30032 (graphite_transform_loops): Call cleanup_tree_cfg after all
30033 scops have been code generated.
30035 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30036 * doc/gty.texi (Invoking the garbage collector): Added new node
30037 and section documenting ggc_collect.
30039 2009-01-14 Richard Guenther <rguenther@suse.de>
30041 PR tree-optimization/38826
30042 PR middle-end/38477
30043 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30044 initialization notes only if we actually emitted a warning.
30045 (intra_create_variable_infos): Add constraints for a result decl
30046 that is passed by hidden reference.
30047 (build_pred_graph): Mark all related variables non-direct on
30050 2009-01-14 Nick Clifton <nickc@redhat.com>
30052 * ira-conflicts.c: Include addresses.h for the definition of
30054 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30055 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30057 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30060 * Makefile.in (ira-lives.o): Add except.h.
30062 * ira-lives.c: Include except.h.
30063 (process_bb_node_lives): Process can_throw_internal.
30065 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30067 PR rtl-optimization/38774
30068 * combine.c (simplify_set): When undoing cc_use change, don't do
30069 PUT_CODE on the newly created comparison, but instead put back the
30072 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30074 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30075 values. Remove duplicate arm8 entry.
30077 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30079 PR tree-optimization/38786
30080 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30081 the SSA_NAME case of expand_scalar_variables_expr.
30082 Set the type of an expression to the type of its assign statement.
30083 (expand_scalar_variables_expr): Also gather the scalar computation
30084 used to index the memory access. Do not pass loop_p.
30085 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30086 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30087 the gimple_stmt_iterator where it inserts new code.
30088 Do not pass loop_p.
30089 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30090 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30092 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30094 * graphite.h (debug_value): Removed.
30095 * graphite.c (debug_value): Removed.
30097 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30099 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30100 ldrd/strd with two 32-bit instructions.
30102 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30104 * config/arm/arm.c (struct processors): Pass for speed down into
30105 cost helper functions.
30106 (const_ok_for_op): Handle COMPARE and inequality nodes.
30107 (arm_rtx_costs_1): Rewrite.
30108 (arm_size_rtx_costs): Update prototype.
30109 (arm_rtx_costs): Pass speed down to helper functions.
30110 (arm_slowmul_rtx_costs): Rework cost calculations.
30111 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30112 (arm_9e_rtx_costs): Likewise.
30114 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30116 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30117 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30118 (alpha_legitimize_address): Do not split local symbols wider than
30119 UNITS_PER_WORD into HIGH/LO_SUM parts.
30121 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30124 * gcc.c (process_command): Replace call to execvp with calls
30125 to pex_one and exit.
30127 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30130 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30131 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30132 variant for devices with 3-byte PC.
30133 (__tablejump_elpm__): New.
30135 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30138 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30139 offsetof member-designator, handle it as `[0].'.
30141 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30143 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30144 function when not using named sections on targets with named sections
30145 if branch distance is less than 262132.
30147 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30149 * combine.c (combine_instructions): Recompute
30150 optimize_this_for_speed_p for each BB in the main combine loop.
30152 2009-01-12 Tomas Bily <tbily@suse.cz>
30155 * tree-loop-distribution.c (prop_phis): New function.
30156 (generate_builtin): Call prop_phis.
30158 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30160 PR tree-optimization/38807
30161 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30162 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30164 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30166 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30167 subreg of op0 to the original op0.
30169 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30171 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30173 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30176 * mips-tfile.c (parse_def): Fix parsing of def strings
30177 starting with digits.
30179 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30182 * config/arm/arm.c (arm_is_long_call_p): Don't call
30183 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30185 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30187 * regrename.c (regrename_optimize): Fix dumping.
30188 (find_oldest_value_reg): Preserve REG_POINTER.
30189 (copy_hardreg_forward_1): Likewise.
30191 2009-01-09 Diego Novillo <dnovillo@google.com>
30193 * gimple.h (struct gimple_statement_base) <uid>: Document
30194 the restrictions on its use.
30195 (gimple_uid): Tidy.
30196 (gimple_set_uid): Tidy.
30198 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30200 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30201 zero guard even if align_bytes != 0 and count is smaller than
30204 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30206 PR rtl-optimization/38495
30207 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30208 (add_range_and_copies_from_move_list): Print all added ranges.
30209 Add ranges to memory optimized destination.
30211 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30215 * config/i386/i386.c (override_options): Reject
30216 -mstringop-strategy=rep_8byte with -m32.
30217 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30218 to 1. Do count comparison against epilogue_size_needed at compile
30219 time even when count_exp was constant forced into register. For
30220 size_needed don't jump to epilogue, instead just avoid aligning
30221 and invoke the body algorithm. If need_zero_guard, add zero guard
30222 even if count is non-zero, but smaller than size_needed + number of
30223 bytes that could be stored for alignment.
30224 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30225 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30226 but smaller than size_needed + number of bytes that could be stored
30227 for alignment. Compare size_needed with epilogue_size_needed instead
30228 of desired_align - align, don't adjust size_needed, pass
30229 epilogue_size_needed to the epilogue expanders.
30232 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30234 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30236 * pa.c (last_address): Change to unsigned.
30237 (update_total_code_bytes): Change argument to unsigned. Don't
30238 check if insn addresses are set.
30239 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30240 addresses are not set.
30241 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30243 2009-01-09 Nick Clifton <nickc@redhat.com>
30245 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30246 DECL_DECLARED_INLINE_P.
30248 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30250 PR middle-end/38347
30251 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30252 GET_MODE (op0) in operand_subword_force calls.
30254 PR middle-end/38771
30255 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30256 fold_convert arg0 operands to TREE_TYPE (op0) first.
30258 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30260 * params.def (ira-max-conflict-table-size): Decrease default value
30263 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30265 PR tree-optimization/37031
30266 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30268 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30269 allocate it using gc instead of heap, use VEC_quick_push instead of
30271 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30272 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30273 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30274 allocated vector from heap allocated.
30275 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30276 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30277 vector only after perfect_loop_nest_depth call.
30279 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30280 Jan Sjodin <jan.sjodin@amd.com>
30282 PR tree-optimization/38559
30283 * graphite.c (debug_value, copy_constraint,
30284 swap_constraint_variables, scale_constraint_variable, ): New.
30285 (get_lower_bound, get_upper_bound): Removed.
30286 (graphite_trans_bb_strip_mine): Clean up this code that works
30287 only for constant number of iterations. Fully copy upper and
30288 lower bound constraints, not only the constant part of them.
30289 * graphite.h (debug_value): Declared.
30291 2009-01-08 Ira Rosen <irar@il.ibm.com>
30293 PR tree-optimization/37194
30294 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30295 Don't add the cost of cost model guard in prologue to scalar
30296 outside cost in case of known number of iterations.
30298 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30299 Alan Modra <amodra@bigpond.net.au>
30301 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30302 non-word-aligned REG+CONST addressing.
30304 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30307 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30308 free_after_compilation when outputting a thunk.
30309 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30310 Do not call free_after_compilation here.
30312 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30314 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30315 (ix86_valid_target_attribute_inner_p): Ditto.
30317 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30319 PR tree-optimization/38492
30320 PR tree-optimization/38498
30321 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30322 * tree-chrec.h (scev_is_linear_expression): Declared.
30323 * graphite.c (graphite_cannot_represent_loop_niter): New.
30324 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30325 (graphite_loop_normal_form): Use gcc_assert.
30326 (scan_tree_for_params): Use CASE_CONVERT.
30327 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30328 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30329 Use gcc_assert. Discard scops that contain unhandled cases.
30330 (build_scop_conditions): Return a boolean status for unhandled cases.
30331 (strip_mine_profitable_p): Print the loop number, not its depth.
30332 (is_interchange_valid): Pass the depth of the loop nest, don't
30333 recompute it wrongly.
30334 (graphite_trans_bb_block): Same.
30335 (graphite_trans_bb_block): Print tentative of loop blocking.
30336 (graphite_trans_scop_block): Do not print that the loop has been
30338 (graphite_transform_loops): Do not handle scops that contain condition
30341 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30343 AVX Programming Reference (December, 2008)
30344 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30345 (_mm256_stream_pd): Likewise.
30346 (_mm256_stream_ps): Likewise.
30348 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30349 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30350 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30351 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30352 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30353 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30354 (ix86_expand_special_args_builtin): Likewise.
30356 * config/i386/sse.md (AVXMODEDI): New.
30357 (avx_movnt<mode>): Likewise.
30358 (avx_movnt<mode>): Likewise.
30359 (<sse>_movnt<mode>): Remove AVX support.
30360 (sse2_movntv2di): Likewise.
30362 2009-01-07 Richard Guenther <rguenther@suse.de>
30364 PR middle-end/38751
30365 * fold-const.c (extract_muldiv): Remove obsolete comment.
30366 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30367 to PLUS_EXPR canonicalization for the canonicalization.
30369 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30371 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30372 hosted cross-compilers generating less efficient code.
30374 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30376 * function.h (rtl_data): Add a dbr_scheduled_p field.
30377 * reorg.c (dbr_schedule): Set it.
30378 (gate_handle_delay_slots): Check it.
30379 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30380 (mips_reorg): Check flag_delayed_branch instead of
30381 mips_base_delayed_branch.
30382 (mips_override_options): Don't set mips_base_delayed_branch
30383 or flag_delayed_branch.
30385 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30387 PR rtl-optimization/38426.
30388 * ira.c (ira): Set current_function_is_leaf earlier.
30390 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30392 PR rtl-optimization/38722
30393 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30394 too early, only set a flag and modify after last possible
30397 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30400 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30401 * real.c (decimal_single_format): Correct values of emin and emax.
30402 (decimal_double_format): Ditto.
30403 (decimal_quad_format): Ditto.
30404 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30405 computation of DECnn_MIN and DECnn_MAX for corrected values of
30406 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30407 __DECnn_MIN__, and adjust its computation for the corrected value
30410 2009-01-06 Jan Hubicka <jh@suse.cz>
30413 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30415 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30417 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30418 Add Robert Clark to the list of testers.
30420 2009-01-06 Jan Hubicka <jh@suse.cz>
30421 Kai Tietz <kai.tietz@onevision.com>
30423 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30424 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30426 2009-01-06 Jan Hubicka <jh@suse.cz>
30427 Kai Tietz <kai.tietz@onevision.com>
30429 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30431 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30432 (ix86_nsaved_regs): Count only general purpose regs.
30433 (ix86_nsaved_sseregs): New.
30434 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30435 to 16 for w64; compute padding and size of sse reg save area.
30436 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30437 general purpose regs.
30438 (ix86_emit_save_sse_regs_using_mov): New.
30439 (ix86_expand_prologue): Save SSE regs if needed.
30440 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30441 (ix86_emit_restore_sse_regs_using_mov): New.
30442 (ix86_expand_epilogue): Save SSE regs if needed.
30444 2009-01-06 Jan Hubicka <jh@suse.cz>
30445 Kai Tietz <kai.tietz@onevision.com>
30447 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30448 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30449 functions when accumulate outgoing args is off.
30451 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30454 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30455 before using pseudos_have_intersected_live_ranges_p.
30457 * ira-int.h (ira_assert): Always define.
30459 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30461 AVX Programming Reference (December, 2008)
30462 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30463 (_mm256_permute2_pd): Likewise.
30464 (_mm_permute2_ps): Likewise.
30465 (_mm256_permute2_ps): Likewise.
30466 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30467 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30469 * config/i386/i386.c (ix86_builtins): Remove
30470 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30471 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30472 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30473 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30474 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30475 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30476 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30477 __builtin_ia32_vpermil2ps256.
30478 (ix86_init_mmx_sse_builtins): Updated.
30479 (ix86_expand_args_builtin): Likewise.
30481 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30483 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30484 long absolute calls when generating PA 2.0 code.
30486 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30488 PR rtl-optimization/38583
30489 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30491 * params.def (ira-max-conflict-table-size): New.
30493 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30495 * ira.h (ira_conflicts_p): New external definition.
30497 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30498 table. Report this. Return result of building.
30499 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30500 building conflict table.
30502 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30503 (ira_color): Use ira_conflicts_p.
30505 * global.c: Include ira.h.
30506 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30509 * Makefile.in (global.o): Add ira.h.
30511 * ira-build.c (mark_all_loops_for_removal,
30512 propagate_some_info_from_allocno): New.
30513 (remove_unnecessary_allocnos): Call
30514 propagate_some_info_from_allocno.
30515 (remove_low_level_allocnos): New.
30516 (remove_unnecessary_regions): Add parameter. Call
30517 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30518 parameter to remove_unnecessary_regions.
30519 (ira_build): Remove all regions but root if the conflict table was
30520 not built. Update conflict hard regs for allocnos crossing calls.
30522 * ira.c (ira_conflicts_p): New global.
30523 (ira): Define and use ira_conflicts_p.
30525 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30526 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30527 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30529 2009-01-06 Ben Elliston <bje@au.ibm.com>
30531 * gengtype-lex.l (YY_NO_INPUT): Define.
30533 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30536 * c-common.c (handle_vector_size_attribute): Also reject
30537 BOOLEAN_TYPE types.
30539 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30541 PR tree-optimization/38492
30542 * graphite.c (rename_map_elt, debug_rename_elt,
30543 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30544 rename_map_elt_info, eq_rename_map_elts,
30545 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30546 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30547 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30548 (sese_build_livein_liveouts): New.
30549 (new_sese, free_sese): New.
30550 (new_scop): Call new_sese.
30551 (free_scop): Call free_sese.
30552 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30553 (register_old_new_names): Renamed register_old_and_new_names.
30554 (register_scop_liveout_renames, add_loop_exit_phis,
30555 insert_loop_close_phis, struct igp,
30556 default_liveout_before_guard, add_guard_exit_phis,
30557 insert_guard_phis, copy_renames): New.
30558 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30559 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30560 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30561 (scop_adjust_phis_for_liveouts): New.
30562 (gloog): Call scop_adjust_phis_for_liveouts.
30564 * graphite.h (struct sese): Documented. Added fields liveout,
30565 num_ver and livein.
30566 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30567 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30568 (struct scop): Added field liveout_renames.
30569 (SCOP_LIVEOUT_RENAMES): New.
30571 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30573 PR tree-optimization/38510
30574 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30575 (translate_clast): Call recompute_all_dominators before
30577 (gloog): Call recompute_all_dominators before graphite_verify.
30579 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30580 Jan Sjodin <jan.sjodin@amd.com>
30582 PR tree-optimization/38500
30583 * graphite.c (create_sese_edges): Call fix_loop_structure after
30586 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30588 * config.gcc: Add m32r*-*-rtems*.
30589 * config/m32r/rtems.h: New file.
30591 2009-01-05 Ben Elliston <bje@au.ibm.com>
30593 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30594 (.po.pox): Likewise.
30595 (po/gcc.pot): Likewise.
30597 2009-01-04 David S. Miller <davem@davemloft.net>
30599 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30600 (STARTING_FRAME_OFFSET): Always set to zero.
30602 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30604 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30605 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30606 fixed-point types, and vectors of the same.
30608 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30610 * config/mips/sync.md (*mb_barrier): Rename to...
30611 (*memory_barrier): ...this.
30613 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30615 * doc/extend.texi (Function Attributes): Move @cindex after @item
30616 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30617 and put in alphabetical order. Fix 'target' name and put in order.
30618 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30621 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30623 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30624 (memory_barrier): Expand as unspec instead of unspec_volatile.
30625 Remove mem:BLK from insn operands. Use Pmode scratch register.
30626 (*memory_barrier): Define as unspec instead of unspec_volatile.
30627 Use (match_dup 0) as input operand.
30629 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30630 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30631 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30632 scratch register. Remove operand 1.
30633 (*stbar): Define as unspec instead of unspec_volatile.
30634 Use (match_dup 0) as input operand, remove (const_int 8).
30635 (*membar): Define as unspec instead of unspec_volatile.
30636 Use (match_dup 0) as input operand, remove input operand 2.
30638 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30639 (memory_barrier): Expand as unspec instead of unspec_volatile.
30640 Remove mem:BLK from insn operands. Use Pmode scratch register.
30641 (*memory_barrier): Define as unspec instead of unspec_volatile.
30642 Use (match_dup 0) as input operand.
30644 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30645 Remove mem:BLK from insn operands. Use Pmode scratch register.
30646 Set volatile flag on operand 0.
30647 (*memory_barrier): New insn pattern.
30649 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30651 (*memory_barrier): Use (match_dup 0) as input operand.
30653 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30654 Remove mem:BLK from insn operands. Use Pmode scratch register.
30655 Set volatile flag on operand 0.
30656 (*mb_internal): New insn pattern.
30658 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30660 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30662 PR middle-end/38586
30663 * function.c (struct temp_slot): Move to the section of the file
30664 that deals with temp slots. Remove field 'address'.
30665 (temp_slot_address_table): New hash table of address -> temp slot.
30666 (struct temp_slot_address_entry): New struct, items for the table.
30667 (temp_slot_address_compute_hash, temp_slot_address_hash,
30668 temp_slot_address_eq, insert_temp_slot_address): Support functions
30670 (find_temp_slot_from_address): Rewrite to use the new hash table.
30671 (remove_unused_temp_slot_addresses): Remove addresses of temp
30672 slots that have been made available.
30673 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30674 worker function for remove_unused_temp_slot_addresses.
30675 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30676 Add the temp slot address to the address -> temp slot map.
30677 (update_temp_slot_address): Update via insert_temp_slot_address.
30678 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30679 (pop_temp_slots): Likewise.
30680 (init_temp_slots): Allocate the address -> temp slot map, or empty
30681 the map if it is already allocated.
30682 (prepare_function_start): Initialize temp slot processing.
30684 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30686 PR middle-end/38584
30687 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30688 Calculate the size of all stack vars assuming no packing of stack
30689 vars will happen, replacing a quadratic algorithm with a linear one.
30691 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30694 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30697 2009-01-03 Diego Novillo <dnovillo@google.com>
30699 * doc/contrib.texi: Update contributions.
30701 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30704 * builtins.c (fold_builtin_memory_op): Give up if either operand
30705 is volatile. Set srctype or desttype to non-qualified version
30709 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30710 and FUNCTION_DECLs.
30712 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30714 PR rtl-optimization/35805
30715 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30716 problem if fast dce is able to remove any instructions.
30717 * dce.c (dce_process_block): Fix dump message.
30719 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30722 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30724 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30726 PR middle-end/38690
30727 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30728 * tree-pretty-print.c (op_code_prio): New function.
30729 (op_prio): No longer static. Use op_code_prio.
30730 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30731 Use op_prio and op_code_prio to determine if () should be
30732 printed around operand(s) or not.
30734 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30735 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30736 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30737 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30738 pp_character instead of pp_string for single letter printing.
30740 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30742 * doc/extend.texi: Fix '#pragma GCC option' typo.
30744 2009-01-02 Richard Guenther <rguenther@suse.de>
30746 * doc/install.texi (--enable-checking): Mention different
30747 default for stage1.
30748 (--enable-stage1-checking): Document.
30750 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30752 PR middle-end/30142
30753 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30754 case to be an error.
30756 2009-01-02 Ben Elliston <bje@au.ibm.com>
30758 * config/fp-bit.h (pack_d): Constify argument.
30759 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30760 (isnan): Constify argument.
30762 (iszero): Likewise.
30763 (pack_d): Likewise.
30764 (_fpadd_parts): Constify return type.
30765 (_fpmul_parts): Likewise.
30766 (_fpdiv_parts): Likewise.
30768 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30771 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30772 warn about overwriting initializer with side-effects or
30773 -Woverride-init if !IMPLICIT.
30774 (output_init_element): Likewise. Pass IMPLICIT down to
30776 (process_init_element): Add IMPLICIT argument. Pass it down
30777 to output_init_element.
30778 (push_init_element, pop_init_level, set_designator): Adjust
30779 process_init_element callers.
30780 (set_nonincremental_init, set_nonincremental_init_from_string):
30781 Adjust add_pending_init callers.
30782 (output_pending_init_elements): Adjust output_init_element callers.
30783 * c-tree.h (process_init_element): Adjust prototype.
30784 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30785 process_init_element callers.
30788 Copyright (C) 2009 Free Software Foundation, Inc.
30790 Copying and distribution of this file, with or without modification,
30791 are permitted in any medium without royalty provided the copyright
30792 notice and this notice are preserved.