1 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3 PR rtl-optimization/41917
4 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
5 operand isn't known to be 0, return 1.
7 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
9 * config/mips/mips.md: Fix typos.
11 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
13 * doc/invoke.texi: Fix typo.
15 2009-11-03 Paul Brook <paul@codesourcery.com>
17 * config/arm/neon.ml (vectype): Add T_floatSF.
18 (string_of_vectype): Ditto.
19 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
20 (deftypes): Use float for float32_t.
21 * config/arm/arm_neon.h: Regenerate.
23 2009-11-03 Nick Clifton <nickc@redhat.com>
24 Kevin Buettner <kevinb@redhat.com>
26 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
27 order of expected registers.
28 (rx_load_multiple_vector): Likewise.
29 (rx_rtsd_vector): Likewise.
30 * config/rx/rx.c (rx_cpu_type): New variable.
31 (rx_print_operand): Fix bug printing 64-bit constant values.
32 (rx_emit_stack_pushm): Reverse order of pushed registers.
33 (gen_rx_store_vector): Likewise.
34 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
36 (is_exception_func): Rename to is_interrupt_func and only accept
37 "interrupt" as the attribute name.
38 (rx_get_stack_layout): Use new function name.
39 (rx_func_attr_inlinable): Likewise.
40 (rx_attribute_table): Remove "exception".
41 (rx_expand_prologue): If necessary push the accumulator register
42 in the prologue of interrupt functions.
43 (rx_expand_epilogue): If necessary pop the accumulator.
44 (rx_builtins): Add RX_BUILTIN_MVTIPL.
45 (rx_expand_builtin_stz): Remove.
46 (rx_expand_builtin_mvtipl): New function.
47 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
48 (rx_expand_builtin): Likewise.
49 (rx_enable_fpu): New variable.
50 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
51 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
52 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
53 (enum rx_cpu_types): Define.
54 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
55 (INCOMING_FRAME_SP_OFFSET): Define.
56 (ARG_POINTER_CFA_OFFSET): Define.
57 (FRAME_POINTER_CFA_OFFSET): Define.
58 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
59 (ALLOW_RX_FPU_INSNS): Define.
60 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
61 fast_math_flags_set_p.
62 (UNSPEC_BUILTIN_MVTIPL): Define.
63 (revl): Rename to bswapsi2.
64 (bswaphi2): New pattern.
65 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
68 (mvtc): Remove clobber of cc0.
71 * config/rx/rx.opt (mieee): Remove.
76 (msave-acc-in-interrupts): Add.
77 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
78 (MULTILIB_DIRS): Likewise.
79 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
80 * doc/extend.texi: Remove description of "exception" function
82 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
83 -msave-acc-in-interrupts options.
85 2009-11-03 Richard Guenther <rguenther@suse.de>
87 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
89 2009-11-03 Dodji Seketeli <dodji@redhat.com>
92 * c-common.c (fold_offsetof_1): Issue errors when the member designator
93 of the offsetoff expression is not legitimate.
95 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
97 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
98 names instead of numerical constants.
99 (sse_prologue_save): Ditto.
100 (*sse_prologue_save_insn): Ditto.
102 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
106 (TARGET_CALL_ESP): New define.
107 * config/i386/i386.c (initial_ix86_tune_features): Initialize
109 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
110 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
111 *call_1, *call_value_pop_1 and *call_value_1. Depend on
113 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
114 New patterns, use "lsm" as operand 1 constraint.
115 * config/i386/predicates.md (call_insn_operand): Depend on
116 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
118 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
120 PR tree-optimization/41857
121 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
122 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
124 * tree-ssa-address.c (move_hint_to_base): New function.
125 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
126 address space associated with TYPE.
127 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
128 most_expensive_mult_to_index. Call move_hint_to_base.
129 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
130 TYPE to addr_to_parts.
132 2009-11-02 Martin Jambor <mjambor@suse.cz>
134 PR tree-optimization/41750
135 * tree-sra.c (analyze_modified_params): Loop over all
136 representatives of components of a parameter.
138 2009-11-02 Jakub Jelinek <jakub@redhat.com>
140 PR tree-optimization/41841
141 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
142 local variables of not yet materialized clones.
145 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
146 for a VOIDmode variable.
149 * c-pragma.c (visstack): Change into vector of ints rather than
150 enum symbol_visibility.
151 (push_visibility): Add kind argument, push default_visibility together
153 (pop_visibility): Add kind argument, return true if successful, fail
154 if visibility stack is empty or if stack top is of different kind.
155 (handle_pragma_visibility): Don't check length of visstack, instead
156 call pop_visibility and issue diagnostics if it failed. Pass 0
157 as last argument to push_visibility and pop_visibility.
158 * c-pragma.h (push_visibility): Add kind argument.
159 (pop_visibility): Likewise. Return bool instead of void.
161 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
163 * tree.def (TARGET_MEM_REF): Update comment.
164 * alias.c (get_alias_set): Retrieve the original memory reference for
165 a TARGET_MEM_REF before proceeding.
167 2009-10-31 Anatoly Sokolov <aesok@post.ru>
169 * config/frv/frv.c (frv_function_value, frv_libcall_value,
170 frv_function_value_regno_p): New functions.
171 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
172 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
173 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
174 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
176 2009-10-31 Anatoly Sokolov <aesok@post.ru>
178 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
179 new 'outgoing' argument.
180 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
181 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
182 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
183 LIBCALL_VALUE): Remove.
184 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
185 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
186 (mh10300_function_value_regno_p): Declare.
188 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
190 * config/arm/cortex-a9.md: New - integer pipeline description.
192 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
194 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
195 aborting if the sizes of the two references don't match.
197 2009-10-31 Toon Moene <toon@moene.org>
199 * ipa-inline.c (cgraph_decide_inlining):
200 Include reason for not inlining called-once functions in dump file.
202 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
204 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
205 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
206 (LINK_SPEC): BE_LINK_SPEC added.
208 2009-10-30 Richard Guenther <rguenther@suse.de>
211 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
213 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
215 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
216 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
219 2009-10-30 Martin Jambor <mjambor@suse.cz>
221 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
223 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
226 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
227 first. Move assert on stack_alignment_estimated just before
228 setting stack_realign_needed.
229 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
230 Don't call update_stack_boundary.
232 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
233 (verride_options): Don't check ix86_force_align_arg_pointer here.
234 (ix86_function_ok_for_sibcall): Use it.
235 (ix86_update_stack_boundary): Likewise.
237 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
239 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
241 * arm.md (QHSI): New mode iterator.
242 (movqi): If generating for thumb, then truncate any immediate to
244 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
246 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
249 2009-10-29 Cary Coutant <ccoutant@google.com>
252 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
253 locations in the source).
254 (store_vcall_insn): New function.
255 (lookup_vcall_insn): New function.
256 (dwarf2out_virtual_call_token): Use store_vcall_insn.
257 (dwarf2out_copy_call_info): New function.
258 (dwarf2out_virtual_call): Use lookup_vcall_insn.
259 * emit-rtl.c (try_split): Call copy_call_info debug hook.
260 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
261 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
262 (debug_nothing_rtx_rtx): New dummy hook.
263 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
264 (xcoff_debug_hooks): Likewise.
265 * sdbout.c (sdb_debug_hooks): Likewise.
266 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
268 2009-10-29 David Daney <ddaney@caviumnetworks.com>
270 * doc/invoke.texi (mmcount-ra-address): Document new command line
272 * config/mips/mips.opt (mmcount-ra-address): New option.
273 * config/mips/mips-protos.h (mips_function_profiler): Declare new
275 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
277 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
278 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
280 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
281 mips_function_profiler.
283 2009-10-29 Steve Ellcey <sje@cup.hp.com>
287 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
288 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
289 * optc-gen.awk (cl_target_option_restore): Include call to
290 targetm.override_options_after_change.
291 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
292 * target.h (override_options_after_change): New.
293 * c-common.c (parse_optimize_options): Call
294 targetm.override_options_after_change.
295 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
296 (ia64_override_options_after_change): New.
297 (ia64_override_options) Add call to above.
299 2009-10-29 Michael Matz <matz@suse.de>
301 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
302 (gate_convert_to_rsqrt): Ditto.
303 (pass_convert_to_rsqrt): Ditto.
304 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
305 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
308 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
310 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
312 * config/arm/arm.c (find_best_start): Fix type of remainder to be
315 2009-10-29 Martin Jambor <mjambor@suse.cz>
317 PR tree-optimization/41775
318 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
319 (generate_subtree_copies): Do not unshare agg.
320 (load_assign_lhs_subreplacements): Do not unshare rhs.
321 (sra_modify_assign): Do not unshare exprs.
322 (propagate_subacesses_accross_link): Renamed to
323 propagate_subaccesses_across_link.
325 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
327 * arm.c (count_insns_for_constant): Rework to support counting for
328 thumb2 immediates as well.
329 (find_best_start): Split out from arm_gen_constant.
330 (arm_gen_constant): Rework to support XOR with immediate.
332 2009-10-29 Chao-ying Fu <fu@mips.com>
334 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
336 (mips_expand_synci_loop): Use the length rtx to control the
337 synci loop from the begin rtx that points to the first byte of
340 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
342 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
344 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
346 * dbxout.c (dbxout_common_check): Accept non public trees.
347 * dwarf2out.c (fortran_common): Accept non public trees.
349 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
351 * common.opt (fuse-linker-plugin): New option.
352 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
354 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
356 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
358 PR rtl-optimization/39715
359 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
360 (gen_cstoresi_ltu_thumb1): New splitter.
362 2009-10-28 Richard Guenther <rguenther@suse.de>
366 * tree-ssa.c (useless_type_conversion_p): Do not treat
367 conversions to pointers to incomplete types as useless.
368 * gimple.c (gimple_types_compatible_p): Compare struct tags,
371 2009-10-28 Jakub Jelinek <jakub@redhat.com>
373 * var-tracking.c (emit_note_insn_var_location): Don't call the second
374 vt_expand_loc unnecessarily when location is not a register nor
378 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
379 fields don't have DECL_NAME.
382 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
383 call convert_memory_address on addr.
386 * config/i386/i386.c (ix86_pic_register_p): Don't call
387 rtx_equal_for_cselib_p for VALUEs discarded as useless.
389 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
391 * var-tracking.c (emit_note_insn_var_location): Get the mode of
392 a variable part from its REG, MEM or VALUE.
394 2009-10-28 Richard Guenther <rguenther@suse.de>
396 * gimple.c (gimple_get_alias_set): Fix comment typo.
398 2009-10-28 Richard Guenther <rguenther@suse.de>
400 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
401 (free_lang_data): Unconditionally compute alias sets for all
402 standard integer types. Bail out if gate bailed out previously.
403 Do not reset the types_compatible_p langhook.
404 (gate_free_lang_data): Remove.
405 (struct pass_ipa_free_lang_data): Enable unconditionally.
406 * gimple.c (gimple_get_alias_set): Use the same alias-set for
409 2009-10-28 Richard Guenther <rguenther@suse.de>
412 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
413 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
414 (call_may_clobber_ref_p_1): Likewise.
415 * tree-ssa-structalias.c (find_func_aliases): Likewise.
416 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
418 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
420 PR rtl-optimization/41812
423 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
425 * df-problems.c (df_md_scratch): New.
426 (df_md_alloc, df_md_free): Allocate/free it.
427 (df_md_local_compute): Only include live registers in init.
428 (df_md_transfer_function): Prune the in-set computed by
429 the confluence function, and the gen-set too.
431 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
433 PR rtl-optimization/39715
434 * combine.c (simplify_comparison): Use extensions to
435 widen comparisons. Try an ANDing first.
437 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
439 PR rtl-optimization/40741
440 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
441 a small constant is cheap.
442 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
443 force_reg on the LHS.
444 (xorsi3): Likewise, and split the XOR if the constant is complex
445 and not in Thumb mode.
447 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
449 * expmed.c (emit_store_flag): Check costs before
450 transforming to the opposite representation.
452 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
454 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
455 cstore result to DImode.
457 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
459 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
460 inside the unspec vector.
462 2009-10-27 Richard Henderson <rth@redhat.com>
464 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
466 2009-10-27 Richard Henderson <rth@redhat.com>
469 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
470 eh_region_may_contain_throw; update users.
471 (eh_region_may_contain_throw): New function.
472 (lower_catch): Check flag_exceptions before creating exception region.
473 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
474 (lower_cleanup): Tidy existing flag_exceptions check to match.
476 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
479 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
480 * config/i386/mingw.opt: Add fset-stack-executable.
481 * config/i386/i386.c (ix86_trampoline_init): Make call to
482 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
483 defined and its value is not zero.
486 2009-10-27 Richard Guenther <rguenther@suse.de>
488 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
489 handle calls to externally visible functions like in regular mode.
490 (create_variable_info_for): Do not create function infos here.
491 (have_alias_info): Remove write-only variable.
492 (solve_constraints): New function split out from common code
493 in compute_points_to_sets and ipa_pta_execute.
494 (compute_points_to_sets): Adjust.
495 (ipa_pta_execute): Likewise. Handle clones and externally visible
496 functions like in non-IPA mode.
498 2009-10-27 Jakub Jelinek <jakub@redhat.com>
501 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
504 2009-10-27 Richard Guenther <rguenther@suse.de>
506 * tree-complex.c (expand_complex_div_wide): Check for
507 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
509 2009-10-27 Revital Eres <eres@il.ibm.com>
511 PR tree-optimization/40648
512 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
513 Change decision of when to peel for alignment.
515 2009-10-27 Richard Guenther <rguenther@suse.de>
518 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
520 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
523 * fold-const.c (fold_binary_loc): Do not call
524 protected_set_expr_location.
526 2009-10-27 Wei Guozhi <carrot@google.com>
529 * target.h (have_conditional_execution): Add a new target hook
531 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
532 * targhooks.h (default_have_conditional_execution): Likewise.
533 * targhooks.c (default_have_conditional_execution): Likewise.
534 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
535 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
536 (arm_have_conditional_execution): New function.
537 * ifcvt.c (noce_process_if_block, find_if_header,
538 cond_exec_find_if_block, dead_or_predicable): Change the usage of
539 macro HAVE_conditional_execution to a target hook call.
540 * recog.c (peephole2_optimize): Likewise.
541 * sched-rgn.c (add_branch_dependences): Likewise.
542 * final.c (asm_insn_count, final_scan_insn): Likewise.
543 * bb-reorder.c (HAVE_conditional_execution): Remove it.
545 2009-10-26 Ben Elliston <bje@au.ibm.com>
546 Michael Meissner <meissner@linux.vnet.ibm.com>
547 Ulrich Weigand <uweigand@de.ibm.com>
549 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
550 * config/spu/spu_cache.h: New file.
552 * config/spu/cachemgr.c: New file.
553 * config/spu/cache.S: New file.
555 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
556 (ADDR_SPACE_EA): Define.
557 (TARGET_ADDR_SPACE_KEYWORDS): Define.
558 * config/spu/spu.c (EAmode): New macro.
559 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
560 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
561 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
562 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
563 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
564 (TARGET_ADDR_SPACE_CONVERT): Likewise.
565 (TARGET_ASM_SELECT_SECTION): Likewise.
566 (TARGET_ASM_UNIQUE_SECTION): Likewise.
567 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
568 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
569 (ea_symbol_ref): New function.
570 (spu_legitimate_constant_p): Handle __ea qualified addresses.
571 (spu_addr_space_legitimate_address_p): New function.
572 (spu_addr_space_legitimize_address): Likewise.
573 (cache_fetch): New global.
574 (cache_fetch_dirty): Likewise.
575 (ea_alias_set): Likewise.
576 (ea_load_store): New function.
577 (ea_load_store_inline): Likewise.
578 (expand_ea_mem): Likewise.
579 (spu_expand_mov): Handle __ea qualified memory references.
580 (spu_addr_space_pointer_mode): New function.
581 (spu_addr_space_address_mode): Likewise.
582 (spu_addr_space_subset_p): Likewise.
583 (spu_addr_space_convert): Likewise.
584 (spu_section_type_flags): Handle "._ea" section.
585 (spu_select_section): New function.
586 (spu_unique_section): Likewise.
587 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
588 and __EA64__ predefined macros.
589 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
590 -matomic-updates switches.
592 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
593 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
594 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
595 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
596 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
597 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
598 $(T)cache128k.o): Likewise.
599 ($(T)libgcc_%.a): Likewise.
601 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
602 * config/spu/spu.opt (-mea32/-mea64): Add switches.
603 (-maddress-space-conversion): Likewise.
604 (-mcache-size=): Likewise.
605 (-matomic-updates): Likewise.
606 * doc/invoke.texi (-mea32/-mea64): Document.
607 (-maddress-space-conversion): Likewise.
608 (-mcache-size=): Likewise.
609 (-matomic-updates): Likewise.
611 2009-10-26 Ben Elliston <bje@au.ibm.com>
612 Michael Meissner <meissner@linux.vnet.ibm.com>
613 Ulrich Weigand <uweigand@de.ibm.com>
615 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
617 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
618 defined, add the named address space keywords.
619 (c_addr_space_name): New function.
620 (complete_array_type): Preserve named address space.
621 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
622 instead of targetm.valid_pointer_mode.
624 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
625 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
626 (ADDR_SPACE_KEYWORD): New macro.
627 (c_addr_space_name): Add prototype.
629 * c-tree.h (struct c_declspecs): Add address_space member.
630 (declspecs_add_addrspace): Add prototype.
632 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
634 * c-parser.c (c_parse_init): Add assertion.
635 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
636 (c_lex_one_token): Handle address space keywords.
637 (c_token_starts_typename): Likewise.
638 (c_token_starts_declspecs): Likewise.
639 (c_parser_declspecs): Likewise.
640 (c_parser_postfix_expression_after_paren_type): Diagnose compound
641 literal within function qualified with named address space.
643 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
644 address space qualifiers.
645 (shadow_tag_warned): Warn about useless address space qualifiers.
646 (quals_from_declspecs): Handle address space qualifiers.
647 (grokdeclarator): Likewise.
648 (build_null_declspecs): Likewise.
649 (declspecs_add_addrspace): New function.
651 * c-typeck.c (addr_space_superset): New function.
652 (qualify_type): Handle named address spaces.
653 (composite_type): Likewise.
654 (common_pointer_type): Likewise.
655 (comp_target_types): Likewise.
656 (build_conditional_expr): Likewise.
657 (handle_warn_cast_qual): Likewise.
658 (build_c_cast): Likewise.
659 (convert_for_assignment): Likewise.
660 (build_binary_op): Likewise.
661 (pointer_diff): Handle named address spaces. Use intermediate
662 integer type of sufficient size if required.
664 2009-10-26 Ben Elliston <bje@au.ibm.com>
665 Michael Meissner <meissner@linux.vnet.ibm.com>
666 Ulrich Weigand <uweigand@de.ibm.com>
668 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
669 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
670 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
672 * target.h (struct target_def): Add pointer_mode, address_mode,
673 and valid_pointer_mode to addr_space substructure.
674 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
675 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
676 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
677 (TARGET_ADDR_SPACE_HOOKS): Add them.
678 * targhooks.c (target_default_pointer_address_modes_p): New function.
679 * target.h (target_default_pointer_address_modes_p): Add prototype.
680 * targhooks.c (default_addr_space_pointer_mode): New function.
681 (default_addr_space_address_mode): Likewise.
682 (default_addr_space_valid_pointer_mode): Likewise.
683 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
684 (default_addr_space_address_mode): Likewise.
685 (default_addr_space_valid_pointer_mode): Likewise.
686 * output.h (default_valid_pointer_mode): Move to ...
687 * targhooks.h (default_valid_pointer_mode): ... here.
688 * varasm.c (default_valid_pointer_mode): Move to ...
689 * targhooks.c (default_valid_pointer_mode): ... here.
691 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
692 instead of targetm.valid_pointer_mode.
694 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
695 * tree.c (integer_pow2p): Likewise.
696 (tree_log2): Likewise.
697 (tree_floor_log2): Likewise.
698 (signed_or_unsigned_type_for): Support pointer type of different size.
699 (int_or_pointer_precision): New function.
700 * tree.h (int_or_pointer_precision): Add prototype.
701 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
702 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
703 incoming pointer type instead of POINTER_SIZE.
705 * tree.c (build_pointer_type): Use appropriate pointer mode
707 (build_reference_type): Likewise.
708 * expr.c (store_expr): Likewise.
709 (expand_expr_addr_expr): Likewise.
710 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
711 * cfgexpand.c (expand_debug_expr): Likewise.
713 * auto-inc-dec.c: Include "target.h".
714 (try_merge): Use appropriate address mode instead of Pmode.
715 (find_inc): Likewise.
716 * combine.c (find_split_point): Likewise.
717 * cselib.c (cselib_record_sets): Likewise.
718 * dse.c (replace_inc_dec): Likewise.
719 (canon_address): Likewise.
720 * var-tracking.c (replace_expr_with_values): Likewise.
721 (count_uses): Likewise.
722 (add_uses): Likewise.
723 (add_stores): Likewise.
724 * emit-rtl.c: Include "target.h".
725 (adjust_address_1): Use appropriate address mode instead of Pmode.
726 (offset_address): Likewise.
727 * explow.c (break_out_memory_refs): Likewise.
728 (memory_address_addr_space): Likewise.
729 (promote_mode): Likewise.
730 * expr.c (move_by_pieces): Likewise.
731 (emit_block_move_via_loop): Likewise.
732 (store_by_pieces): Likewise.
733 (store_by_pieces_1): Likewise.
734 (expand_assignment): Likewise.
735 (store_constructor): Likewise.
736 (expand_expr_addr_expr): Likewise.
737 (expand_expr_real_1): Likewise.
738 * cfgexpand.c (expand_debug_expr): Likewise.
739 * ifcvt.c (noce_try_cmove_arith): Likewise.
740 * regcprop.c (kill_autoinc_value): Likewise.
741 * regmove.c (try_auto_increment): Likewise.
742 * reload.c (find_reloads): Likewise.
743 (find_reloads_address): Likewise.
744 (find_reloads_address_1): Likewise.
745 * sched-deps.c: Include "target.h".
746 (sched_analyze_1): Use appropriate address mode instead of Pmode.
747 (sched_analyze_2): Likewise.
748 * sel-sched-dump.c: Include "target.h".
749 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
750 * stor-layout.c (layout_type): Likewise.
751 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
752 (multiplier_allowed_in_address_p): Likewise.
753 (get_address_cost): Likewise.
754 * varasm.c (make_decl_rtl): Likewise.
756 * expr.c (expand_assignment): Always convert offsets to appropriate
758 (store_expr): Likewise.
759 (store_constructor): Likewise.
760 (expand_expr_real_1): Likewise.
762 * reload.h (form_sum): Add MODE argument.
763 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
764 Update recursive calls.
765 (subst_indexed_address): Update calls to form_sum.
767 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
768 * tree-ssa-address.c: Include "target.h".
769 (templates): Replace by ...
770 (mem_addr_template_list): ... this new vector.
771 (TEMPL_IDX): Handle address space numbers.
772 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
773 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
774 instead of global cache. Update call to gen_addr_rtx.
775 (valid_mem_ref_p): Update call to addr_for_mem_ref.
776 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
778 * rtl.h (convert_memory_address_addr_space): Add prototype.
779 (convert_memory_address): Define as macro.
780 * explow.c (convert_memory_address): Rename to ...
781 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
782 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
783 Update recursive calls.
784 (memory_address_addr_space): Call convert_memory_address_addr_space.
785 * expmed.c (make_tree): Likewise.
786 * expr.c (expand_assignment): Likewise.
787 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
788 (expand_expr_addr_expr): Likewise. Also, update call.
790 * alias.c (find_base_value): Guard pointer size optimizations.
791 (find_base_term): Likewise.
792 * rtlanal.c (nonzero_bits1): Likewise.
793 (num_sign_bit_copies1): Likewise.
794 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
796 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
797 (emit-rtl.o): Likewise.
798 (auto-inc-dec.o): Likewise.
799 (sched-deps.o): Likewise.
801 2009-10-26 Ben Elliston <bje@au.ibm.com>
802 Michael Meissner <meissner@linux.vnet.ibm.com>
803 Ulrich Weigand <uweigand@de.ibm.com>
805 * doc/extend.texi (Named Address Spaces): New section.
806 * coretypes.h (addr_space_t): New type.
807 (ADDR_SPACE_GENERIC): New define.
808 (ADDR_SPACE_GENERIC_P): New macro.
810 * doc/tm.texi (Named Address Spaces): New section.
811 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
812 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
813 (TARGET_ADDR_SPACE_SUBSET_P): Document.
814 (TARGET_ADDR_SPACE_CONVERT): Document.
815 * target.h (struct gcc_target): Add addr_space substructure.
816 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
817 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
818 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
819 (TARGET_ADDR_SPACE_CONVERT): Likewise.
820 (TARGET_ADDR_SPACE_HOOKS): Likewise.
821 (TARGET_INITIALIZER): Initialize addr_space hooks.
822 * targhooks.c (default_addr_space_legitimate_address_p): New function.
823 (default_addr_space_legitimize_address): Likewise.
824 (default_addr_space_subset_p): Likewise.
825 (default_addr_space_convert): Likewise.
826 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
827 (default_addr_space_legitimize_address): Likewise.
828 (default_addr_space_subset_p): Likewise.
829 (default_addr_space_convert): Likewise.
831 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
832 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
833 (MEM_ADDR_SPACE): New macro.
834 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
835 address space memory attribute.
836 (mem_attrs_htab_hash): Handle address space memory attribute.
837 (mem_attrs_htab_eq): Likewise.
838 (set_mem_attributes_minus_bitpos): Likewise.
839 (set_mem_alias_set): Likewise.
840 (set_mem_align): Likewise.
841 (set_mem_expr): Likewise.
842 (set_mem_offset): Likewise.
843 (set_mem_size): Likewise.
844 (adjust_address_1): Likewise.
845 (offset_address): Likewise.
846 (widen_memoy_address): Likewise.
847 (get_spill_slot_decl): Likewise.
848 (set_mem_attrs_for_spill): Likewise.
849 (set_mem_addr_space): New function.
850 * emit-rtl.h (set_mem_addr_space): Add prototype.
851 * print-rtl.c (print_rtx): Print address space memory attribute.
852 * expr.c (expand_assignment): Set address space memory attribute
853 of generated MEM RTXes as appropriate.
854 (expand_expr_real_1): Likewise.
855 * cfgexpand.c (expand_debug_expr): Likewise.
856 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
858 * tree.h (struct tree_base): Add address_space bitfield. Reduce
859 size of "spare" bitfield.
860 (TYPE_ADDR_SPACE): New macro.
861 (ENCODE_QUAL_ADDR_SPACE): Likewise.
862 (DECODE_QUAL_ADDR_SPACE): Likewise.
863 (CLEAR_QUAL_ADDR_SPACE): Likewise.
864 (KEEP_QUAL_ADDR_SPACE): Likewise.
865 (TYPE_QUALS): Encode type address space.
866 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
867 * tree.c (set_type_quals): Set type address space.
868 (build_array_type): Inherit array address space from element type.
869 * print-tree.c (print_node_brief): Print type address space.
870 (print_node): Likewise.
871 * tree-pretty-print.c (dump_generic_node): Likewise.
873 * explow.c (memory_address): Rename to ...
874 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
875 Use address-space aware variants of memory address routines.
876 * recog.c (memory_address_p): Rename to ...
877 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
878 Use address-space aware variants of memory address routines.
879 (offsettable_address_p): Rename to ...
880 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
881 Use address-space aware variants of memory address routines.
882 * reload.c (strict_memory_address_p): Rename to ...
883 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
884 Use address-space aware variants of memory address routines.
885 (maybe_memory_address_p): Rename to ...
886 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
887 Use address-space aware variants of memory address routines.
888 * expr.h (memory_address_addr_space): Add prototype.
889 (memory_address): Define as macro.
890 * recog.h (memory_address_addr_space_p): Add prototype.
891 (memory_address_p): Define as macro.
892 (offsettable_address_addr_space_p): Add prototype.
893 (offsettable_address_p): Define as macro.
894 (strict_memory_address_addr_space_p): Add prototype.
895 (strict_memory_address_p): Define as macro.
897 * combine.c (find_split_point): Use address-space aware variants
898 of memory address routines.
899 * emit-rtl.c (operand_subword): Likewise.
900 (change_address_1): Likewise.
901 (adjust_address_1): Likewise.
902 (offset_address): Likewise.
903 * expr.c (emit_move_insn): Likewise.
904 (expand_assignment): Likewise.
905 (expand_expr_real_1): Likewise.
906 * recog.c (verify_changes): Likewise.
907 (general_operand): Likewise.
908 (offsettable_memref_p): Likewise.
909 (offsettable_nonstrict_memref_p): Likewise.
910 (constrain_operands): Likewise.
911 * reload.c (get_secondary_mem): Likewise.
912 (find_reloads_toplev): Likewise.
913 (find_reloads_address): Likewise.
914 (find_reloads_subreg_address): Likewise.
915 * reload1.c (reload): Likewise.
916 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
917 * rtl.h (address_cost): Add ADDRSPACE argument.
918 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
919 aware variant of memory address routines.
920 * loop-invariant.c (create_new_invariant): Update address_cost call.
921 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
922 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
923 Use address-space aware variant of memory address routines.
924 (propagate_rtx_1): Update call to should_replace_address.
925 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
927 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
928 ADDRSPACE argument. Use per-address-space instead of global cache.
929 Use address-space aware variant of memory address routines.
930 (get_address_cost): Likewise.
931 (get_computation_cost_at): Update calls.
932 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
933 Use address-space aware variant of memory address routines.
934 (create_mem_ref_raw): Update call to valid_mem_ref_p.
935 (most_expensive_mult_to_index): Update call to
936 multiplier_allowed_in_address_p.
938 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
939 attribute to indicate named address spaces.
941 * varasm.c (get_variable_section): DECLs in named address spaces
944 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
945 for addresses in a non-generic address space.
947 * expr.c (emit_block_move_hints): Do not use libcalls for
948 memory in non-generic address spaces.
949 (clear_storage_hints): Likewise.
950 (expand_assignment): Likewise.
952 * fold-const.c (operand_equal_p): Expressions refering to different
953 address spaces are not equivalent.
955 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
956 spaces are not equivalent.
957 (rtx_equal_p): Likewise.
958 * cse.c (exp_equiv_p): Likewise.
959 * jump.c (rtx_renumbered_equal_p): Likewise.
960 * reload.c (operands_match_p): Likewise.
962 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
963 address spaces may alias.
964 (true_dependence): Likewise.
965 (canon_true_dependence): Likewise.
966 (write_dependence_p): Likewise.
968 * dse.c (canon_address): Handle named address spaces.
969 * ifcvt.c (noce_try_cmove_arith): Likewise.
971 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
972 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
973 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
974 to handle conversions between different address spaces.
975 * fold-const.c (fold_convert_loc): Likewise.
976 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
977 * tree-pretty-print.c (dump_generic_node): Likewise.
978 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
979 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
980 * tree-inline.c (estimate_operator_cost): Likewise.
981 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
982 to different address spaces are not useless.
984 2009-10-26 Jakub Jelinek <jakub@redhat.com>
987 * cfgcleanup.c (trivially_empty_bb_p): New function.
988 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
991 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
992 add_name_and_src_coords_attributes, gen_namespace_die,
993 dwarf2out_set_name): Handle dwarf2_name returning NULL.
995 2009-10-26 Nick Clifton <nickc@redhat.com>
997 * config.gcc: Add support for RX target.
998 * config/rx: New directory.
999 * config/rx/constraints.md: New file.
1000 * config/rx/predicates.md: New file.
1001 * config/rx/rx.c: New file.
1002 * config/rx/rx.h: New file.
1003 * config/rx/rx.md: New file.
1004 * config/rx/rx.opt: New file.
1005 * config/rx/rx-protos.h: New file.
1006 * config/rx/t-rx: New file.
1007 * doc/extend.texi: Document RX function attributes.
1008 * doc/invoke.texi: Document RX specific command line options.
1009 * doc/contrib.texi: Document RX contribution.
1010 * doc/md.texi: Document RX constraints.
1011 * doc/install.texi: Document RX support.
1013 2009-10-26 Michael Matz <matz@suse.de>
1015 PR tree-optimization/41783
1016 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1017 case for simple diamonds.
1018 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1019 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1020 argument, use alias oracle to skip some vdefs.
1021 (phi_translate_1): Change call to above, don't allocate new
1022 value ids if they can stay the same.
1023 (compute_avail): Allow vuse walking when looking up references.
1025 2009-10-26 Richard Guenther <rguenther@suse.de>
1027 PR tree-optimization/41826
1028 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1029 access to re-allocated vector fields.
1031 2009-10-26 Richard Guenther <rguenther@suse.de>
1033 * graphite-sese-to-poly.c (check_poly_representation): Fix
1034 compile without checking.
1036 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1039 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1040 * gimplify.c (tree_should_carry_location_p,
1041 tree_annotate_one_with_location,tree_annotate_all_with_location):
1042 Remove obsolete functions.
1044 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1047 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1049 2009-10-25 Richard Guenther <rguenther@suse.de>
1051 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1052 Stream DECL_RESTRICTED_P.
1053 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1055 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1057 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1058 a note when expanding to nothing.
1060 2009-10-25 Richard Guenther <rguenther@suse.de>
1063 * tree.c (find_decls_types_r): Deal with Java overloading
1064 BINFO_VIRTUALS for its own purpose.
1066 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1068 * config/mips/predicates.md (hilo_operand): New predicate.
1069 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1070 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1071 splitter part from here ...:
1072 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1073 op0 and op4 to match the DINS case.
1074 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1076 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1079 * avr.md (QIDI): Add new mode iterator.
1080 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1081 patterns for all QI thru DI modes combinations.
1082 (sbrx_and_branch<mode>): Create new and based bit test and jump
1083 patterns for QI thru SI modes.
1084 avr.c (avr_out_sbxx_branch): Use only bit number.
1086 2009-10-24 Jan Hubicka <jh@suse.cz>
1088 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1090 (analyze_function): When analyzing noreturn nothrow call, do not
1091 compute written stats; free bitmaps of vars early if possible.
1092 (generate_summary): Only update bitmaps if computed.
1093 (propagate): Only dump bitmaps if computed.
1094 (ipa_reference_read_summary): Fix pasto.
1096 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1098 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1099 (aliasing_component_refs_p): ...this. Return true if there is no
1100 common base and the base access types have the same alias set.
1101 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1102 (indirect_refs_may_alias_p): Likewise.
1104 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1107 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1108 a C_MAYBE_CONST_EXPR.
1110 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1113 * config/rs6000/rs6000.c (struct machine_function): Add
1114 vsx_or_altivec_used_p to record if vector types are used.
1115 (rs6000_expand_to_rtl_hook): Rename from
1116 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1117 any vector operations, so if there are, we can set VRSAVE to
1118 non-zero when only floating point vector registers are used.
1119 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1120 (rs6000_check_vector_mode): Inner function to check if vector
1121 types are used in the code.
1122 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1123 vector instructions are used.
1125 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1126 Indicate that VSX registers which overlap floating point
1127 registers, can't be used across a call, since the ABI only states
1128 the scalar part of the register will be saved and restored.
1130 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1133 * alias.c (get_alias_set): Call langhook before returning 0 for
1134 types with structural equality.
1135 * c-common.c (c_common_get_alias_set): Use alias set of element
1136 type for arrays with structural comparison.
1138 2009-10-23 Richard Guenther <rguenther@suse.de>
1141 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1142 gimple_call_nothrow_p.
1144 2009-10-23 Richard Guenther <rguenther@suse.de>
1146 PR tree-optimization/41778
1147 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1148 redundancy along a path in the CFG we want to optimize for speed
1149 is going to be removed.
1150 (execute_pre): Do partial-PRE only if the function is to be
1151 optimized for speed.
1152 (gate_pre): Do not turn off all of PRE when not optimizing a
1155 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1157 * builtins.c (fold_builtin_cabs): Use validate_arg().
1158 (fold_builtin_cexp): Fix if-logic.
1159 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1161 2009-10-22 Jeff Law <law@redhat.com>
1163 * ira-lives.c (process_single_reg_class_operands): Update the
1164 hard reg costs for all the hard registers desired by the
1165 single reg class operand.
1167 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1169 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1170 for rtxes that aren't handled specially.
1172 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1174 * rtl.h (shallow_copy_rtvec): Declare.
1175 * rtl.c (shallow_copy_rtvec): New function.
1176 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1177 rtx field if the subrtx has changed.
1179 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1181 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1182 (m32c_function_value): Make static, add new 'outgoing' argument.
1183 (m32c_libcall_value): Make static, add new 'fun' argument.
1184 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1185 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1186 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1187 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1188 (m32c_function_value, m32c_libcall_value): Delete declaration.
1190 2009-10-22 Diego Novillo <dnovillo@google.com>
1192 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1194 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1196 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1199 2009-10-22 Richard Guenther <rguenther@suse.de>
1201 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1202 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1203 (lto_symtab_merge): Do not merge cgraph nodes here.
1204 (lto_symtab_resolve_can_prevail_p): Simplify.
1205 (lto_symtab_resolve_symbols): Store cgraph node.
1206 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1207 functions from the symtab.
1208 (lto_symtab_merge_cgraph_nodes_1): New function.
1209 (lto_symtab_merge_cgraph_nodes): Likewise.
1211 2009-10-22 Richard Guenther <rguenther@suse.de>
1214 * lto-streamer-out.c (lto_output_location): Stream the
1216 * lto-streamer-in.c (lto_input_location): Likewise.
1218 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1220 * cfgloopmanip.c (duplicate_subloops): Export.
1221 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1222 (transform_to_exit_first_loop): Duplicate bbs starting from
1223 header up to loop->latch instead of exit->src.
1224 Initialize control variable to the correct number of iterations.
1225 (gather_scalar_reductions): Do not register double reductions.
1226 (parallelize_loops): Dump which loop is tested.
1227 Indicate whether the parallelized loop is inner or not.
1228 Remove the innermost-loop requirement.
1229 * cfgloop.h (duplicate_subloops): Export.
1230 * tree-cfg.c (add_phi_args_after_redirect): New function.
1231 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1232 Call duplicate_subloops.
1233 Update number of iterations at the exit condition.
1234 Don't redirect nexits always to the loop exit.
1235 Redirect copied edges from latch to the loop exit.
1237 2009-10-22 Jan Hubicka <jh@suse.cz>
1239 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1241 * ipa-inline.c (cgraph_mark_inline_edge,
1242 cgraph_decide_inlining_of_small_function,
1243 cgraph_decide_inlining, inline_read_summary): Disable indirect
1244 inlining for WPA for time being.
1246 PR tree-optimize/40556
1247 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1249 2009-10-22 Richard Guenther <rguenther@suse.de>
1251 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1252 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1254 2009-10-22 Jan Hubicka <jh@suse.cz>
1257 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1259 (check_call): Handle only indirect calls.
1260 (propagate_bits): Update comment.
1261 (write_node_summary_p): Turn bogus check to assert.
1262 (ipa_reference_write_summary): Stream calls_read_all properly.
1263 (ipa_reference_read_summary): Stream in calls_read_all properly.
1264 (read_write_all_from_decl): New function.
1265 (propagate): Handle OVERWRITABLE nodes and external calls here.
1266 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1268 (analyze_function): Do not check visibility here.
1269 (add_new_function): We summary OVERWRITABLE too.
1270 (generate_summary): Stream OVERWRITABLE nodes too.
1271 (propagate): Handle external calls and OVERWRITABLE nodes here.
1272 (local_pure_const): Check visibility here.
1274 2009-10-22 Jan Hubicka <jh@suse.cz>
1276 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1277 (pass_ipa_cp): Register them.
1278 (ipcp_init_stage): Analyze all functions for whopr/lto.
1279 (ipcp_propagate_stage): Skip external calls.
1280 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1281 * ipa-reference.c (write_node_summary_p): Fix thinko about
1283 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1284 when in ltrans, skip executing of ipa passes since everything
1285 should've been done.
1286 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1287 (inline_generate_summary): Likewise.
1288 (inline_read_summary): New function.
1289 (inline_write_summary): New function.
1290 (pass_ipa_inline): Register new hooks.
1291 * ipa-prop.c: Inlcude lto-streamer.h
1292 (ipa_edge_args_vector): Update declaration.
1293 (ipa_count_arguments, ipa_compute_jump_functions,
1294 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1295 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1296 ipa_read_node_info): New static functions.
1297 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1298 (duplicate_array): Use xmalloc.
1299 (duplicate_ggc_array): New.
1300 (ipa_edge_duplication_hook): Use it.
1301 (ipa_update_after_lto_read): New function.
1302 * ipa-prop.h (ipa_prop_write_jump_functions,
1303 ipa_prop_read_jump_functions): Declare.
1304 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1305 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1306 (ipa_edge_args_vector): Move into GGC.
1307 (ipa_check_create_edge_args): Update.
1308 (ipa_update_after_lto_read): New.
1309 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1311 (ipa_read_summaries): When in ltrans, so not read summaries.
1312 * lto-streamer.c (lto_get_section_name): Add
1313 LTO_section_jump_functions.
1314 * lto-streamer.h (LTO_section_jump_functions): New section.
1315 (produce_asm): Declare.
1316 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1317 * lto-streamer-out.c (produce_asm): Export.
1318 * lto-streamer-in.c: Include tree-pass.h
1319 (input_function): Free dominance info when done.
1320 (lto_read_body): Push ipa_inline in ltrans stage.
1321 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1322 * Makefile.in (GTFILES): Add ipa-prop.h
1324 2009-10-22 Matthias Klose <doko@ubuntu.com>
1326 * doc/install.texi: Document --enable-browser-plugin.
1328 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1330 * doc/invoke.texi (fira-loop-pressure): Update default value.
1331 * opts.c (decode_options): Remove default value setting for
1332 flag_ira_loop_pressure.
1333 * config/ia64/ia64.c (ia64_override_options): Set
1334 flag_ira_loop_pressure up for -O3.
1335 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1337 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1339 PR tree-optimization/41497
1340 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1341 chrec_dont_know if the evolution function returned by follow_ssa_edge
1342 is constant in the analyzed loop and is not compatible with the
1343 initial value before the loop.
1344 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1346 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1348 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1350 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1353 * doc/invoke.texi: Document -print-multi-os-directory.
1355 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1358 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1359 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1360 when darwin_emit_unwind_label is used.
1362 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1364 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1367 2009-10-20 Richard Henderson <rth@redhat.com>
1369 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1370 before emit_post_landing_pad.
1372 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1374 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1375 Use when calling rtx_costs.
1376 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1377 global optimize_size. Pass speed to mips_binary_cost.
1379 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1381 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1384 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1386 * rtl.h (simplify_replace_fn_rtx): Declare.
1387 (wrap_constant, unwrap_constant): Delete.
1388 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1389 (expand_debug_expr): Don't call wrap_constant.
1390 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1391 (auto_adjust_pair): Fold into...
1392 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1393 Just return a new value.
1394 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1395 otherwise use simplify_replace_rtx.
1396 * cselib.c (wrap_constant): Reinstate old definition.
1397 (cselib_expand_value_rtx_1): Don't wrap constants.
1398 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1399 simplify_replace_rtx.
1400 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1401 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1402 Use simplify_replace_rtx.
1403 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1405 (simplify_replace_rtx): ...here. Turn into a wrapper for
1406 simplify_replace_fn_rtx.
1407 (simplify_unary_operation): Don't unwrap CONSTs.
1408 * var-tracking.c (check_wrap_constant): Delete.
1409 (vt_expand_loc_callback): Don't call it.
1410 (vt_expand_loc): Likewise.
1412 2009-10-20 Pascal Obry <obry@adacore.com>
1413 Eric Botcazou <ebotcazou@adacore.com>
1415 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1417 2009-10-20 Michael Matz <matz@suse.de>
1419 * loop-invariant.c (create_new_invariant): Use different magic number.
1421 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1424 * arm.c (arm_override_options): Forcibly disable hot/cold block
1427 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1430 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1433 2009-10-20 Richard Guenther <rguenther@suse.de>
1435 * ggc-page.c: Include cfgloop.h.
1436 (struct max_alignment): Drop long double, add void *.
1437 (extra_order_size_table): Add low non-power-of-two multiples
1438 of MAX_ALIGNMENT. Drop small type-based entries, add
1439 tree_type, cgraph_node and loop.
1440 * alloc-pool.c (struct allocation_object_def): Drop long double
1443 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1446 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1447 referenced just in DEBUG_INSNs.
1449 2009-10-20 Richard Guenther <rguenther@suse.de>
1452 * gimple.c (gimple_register_type): Make sure we register
1453 the types main variant first.
1455 2009-10-20 Richard Guenther <rguenther@suse.de>
1457 * gimple.c (gimple_types_compatible_p): Simplify. Move
1458 cheap checks before hashtable queries. Add checks for
1459 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1461 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1463 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1464 without size or with size that can't be represented as a host integer.
1466 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1468 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1469 the removal of a debug stmt as a significant change.
1471 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1473 * config/s390/s390.md: Added agen condition to operand
1474 forwarding bypasses. Added bypass for early address generation
1475 use of int results. Updated comments.
1477 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1479 * config/i386/i386.c: Remove signal.h #include.
1481 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1483 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1484 * doc/rtl.texi: Document ss_abs.
1486 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1488 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1489 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1490 instead of C_LEX_RAW_STRINGS.
1491 (lex_string): Handle CPP_UTF8STRING.
1492 * c-parser.c (c_parser_postfix_expression): Likewise.
1493 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1494 (C_LEX_STRING_NO_JOIN): ... this.
1496 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1498 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1499 cris_function_value_regno_p): New functions.
1500 (cris_promote_function_mode): Update comment.
1501 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1502 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1503 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1504 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1506 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1508 * unwind-dw2.c (execute_stack_op): Fix operand order for
1509 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1511 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1513 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1514 (lower_stmt) <GIMPLE_BIND>: Add comment.
1515 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1517 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1518 Otherwise lower it and set cannot_fallthru to true.
1519 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1520 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1521 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1522 to true for a noreturn call. Do not remove statements.
1523 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1524 Set cannot_fallthru to false on function exit.
1525 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1526 <GIMPLE_ASSIGN>: Remove.
1528 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1530 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1532 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1534 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1535 next/prev_active_insn to skip DEBUG_INSNs as well.
1537 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1539 * config/arm/arm.c (output_move_neon): Use DImode in call to
1542 2009-10-19 Matthias Klose <doko@ubuntu.com>
1545 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1547 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1549 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1551 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1554 * optabs.c (expand_binop): Make mode of shift count expression mode
1555 of shift count not target.
1558 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1560 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1561 case. Force using values to replace references within the statement.
1562 (convert_local_reference_stmt): Likewise.
1564 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1566 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1567 remove a subsequent GOTO or RETURN statement.
1569 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1571 * config/avr.md (*movqi): Add zero as equally preferable constraint
1572 as general register.
1575 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1577 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1579 2009-10-17 Richard Guenther <rguenther@suse.de>
1581 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1583 2009-10-17 Richard Guenther <rguenther@suse.de>
1585 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1586 operands in COMPONENT_REFs.
1588 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1590 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1591 if not defined. Change type of second argument to const_rtx.
1592 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1594 * targhooks.h (default_libcall_value): Update prototype.
1595 * target.h (struct gcc_target): Change type of second argument of
1596 libcall_value to const_rtx.
1597 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1599 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1600 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1602 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1605 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1606 * cgraphunit.c (cgraph_optimize): Call it.
1607 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1608 (dwarf2out_assembly_start): ... here. New hook.
1609 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1610 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1612 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1613 * sdbout.c (sdb_debug_hooks): Likewise.
1614 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1615 (vmsdbgout_assembly_start): New hook.
1617 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1619 * rtl.h (RTL_LOCATION): Fix typo.
1621 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1623 * print-rtl.c (print_rtx): Print locators in asm_operands
1626 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1629 * sched-deps.c (depl_on_debug_p): New.
1630 (attach_dep_link): Reject debug deps before nondebug deps.
1631 (add_to_deps_list): Insert debug deps after nondebug deps.
1632 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1634 (sd_add_dep): Do not reject debug deps.
1635 (add_insn_mem_dependence): Don't count debug deps.
1636 (remove_from_deps): Likewise.
1637 (sched_analyze_2): Set up mem deps on debug insns.
1638 (sched_analyze_insn): Record reg uses for deps on debug insns.
1639 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1640 try_ready nondebug insn after debug insn.
1641 * ddg.c (create_ddg_dep_from_intra_loop_link,
1642 create_ddg_dep_no_link): Don't reject debug deps.
1644 2009-10-16 Richard Guenther <rguenther@suse.de>
1646 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1647 (maybe_merge_incomplete_and_complete_type): Likewise.
1648 (lto_symtab_merge): Do not call them. Do not warn for
1649 complete vs. incomplete compatible types.
1650 (lto_symtab_merge_decls_2): Simplify.
1651 * gimple.c (gimple_force_type_merge): Remove.
1652 (gimple_types_compatible_p): Make it static.
1653 * gimple.h (gimple_force_type_merge): Remove.
1654 (gimple_types_compatible_p): Likewise.
1656 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1658 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1659 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1661 2009-10-16 Richard Guenther <rguenther@suse.de>
1663 PR tree-optimization/41728
1664 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1665 if fold_stmt did anything.
1667 2009-10-16 Richard Guenther <rguenther@suse.de>
1670 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1671 (maybe_fixup_handled_component): New function.
1672 (input_gimple_stmt): Fixup mismatched decl replacements.
1674 2009-10-16 Richard Guenther <rguenther@suse.de>
1677 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1678 the same as VAR_DECL.
1680 2009-10-16 Richard Guenther <rguenther@suse.de>
1682 * gimple.c (iterative_hash_gimple_type): For integer types
1683 also hash their minimum and maximum values and the string flag.
1684 For array types hash their domain and the string flag.
1686 2009-10-16 Richard Guenther <rguenther@suse.de>
1688 * gimple.c (gimple_types_compatible_p): Restrict completing
1689 types to record or unions. Simplify completion.
1690 Do not merge records or unions with different
1691 TYPE_STRUCTURAL_EQUALITY_P tag.
1692 (iterative_hash_gimple_type): Restrict non-recursing into
1693 pointer targets for records and unions.
1695 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1698 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1699 * dwarf2out.c (mem_loc_descriptor): Don't handle
1700 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1701 punt if it is not lowpart subreg or if inner mode isn't
1704 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1706 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1707 investigating previous or next insns.
1709 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1711 * tree-sra.c (build_ref_for_offset_1): Update comment.
1713 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1715 * config/s390/s390.md (atype): Added missing values.
1717 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1720 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1721 (casesi64p): Update pattern to reflect above.
1723 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1725 PR rtl-optimization/41697
1726 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1728 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1731 * config/rs6000/predicates.md: Update copyright year.
1732 * config/rs6000/altivec.md: Ditto.
1734 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1735 (MD_INCLUDES): Add a2.md.
1737 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1738 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1739 (builtin_classify): New static vector to classify various builtins
1740 to get the tree attributes correct.
1741 (def_builtin): Set the attributes of builtins based on what the
1742 builtin does (i.e. memory operation, floating point, saturation
1743 need special attributes, others are pure functions).
1745 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1747 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1748 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1749 RS6000_BUILTIN_COUNT.
1750 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1751 MAX_RS6000_BUILTINS.
1753 * config/rs6000/rs6000-builtin.def: New file that combines the
1754 builtin enumeration name and attributes.
1756 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1758 * config/i386/linux.h (ASM_SPEC): Add --32.
1760 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1762 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1763 and DW_TAG_template_alias.
1764 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1765 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1766 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1767 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1768 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1769 and DW_AT_GNU_odr_signature.
1770 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1771 DW_FORM_flag_present and DW_FORM_ref_sig8.
1772 (output_signature): Only print name on the first byte.
1773 (output_die): Likewise for dw_val_class_data8.
1775 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1777 * doc/invoke.texi: Clarify that most optimizations are not enabled
1780 2009-10-15 Richard Guenther <rguenther@suse.de>
1783 * gimple.c (compare_type_names_p): Handle anonymous names
1784 differently based on new mode argument.
1785 (gimple_types_compatible_p): For structs also compare the tags.
1786 (iterative_hash_type_name): Rename to ...
1787 (iterative_hash_name): ... this. Hash all names.
1788 (iterative_hash_gimple_type): Fix hashing the struct tag of
1789 pointer targets. Hash field decl names.
1791 2009-10-15 Richard Guenther <rguenther@suse.de>
1794 * gimple.c (gimple_get_alias_set): Avoid recursing on
1795 invalid type topology.
1797 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1799 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1801 2009-10-15 Richard Guenther <rguenther@suse.de>
1803 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1805 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1807 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1808 add --with-tune{,-32,-64} configured default for -mtune if explicit
1811 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1813 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1815 2009-10-14 DJ Delorie <dj@redhat.com>
1817 * config/h8300/h8300.c (F): New.
1819 (h8300_emit_stack_adjustment): Call them.
1821 (h8300_push_pop): Likewise.
1822 (h8300_expand_prologue): Likewise.
1823 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1824 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1825 (INCOMING_RETURN_ADDR_RTX): Define.
1826 (INCOMING_FRAME_SP_OFFSET): Define.
1827 (DWARF_CIE_DATA_ALIGNMENT): Define.
1829 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1831 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1832 fields in builtin structs.
1833 (finalize_record_size): Likewise.
1835 2009-10-14 Richard Guenther <rguenther@suse.de>
1837 * gimple.c (gtc_ob): New global.
1838 (struct type_pair_d): Replace pointers with type UIDs.
1839 (type_pair_hash): Adjust.
1840 (type_pair_eq): Likewise.
1841 (lookup_type_pair): Likewise. Allocate from an obstack.
1842 (gimple_force_type_merge): Adjust.
1843 (gimple_types_compatible_p): Likewise.
1844 (free_gimple_type_tables): Free the obstack.
1846 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1848 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1849 stmts setting DEBUG_EXPR_DECLs.
1851 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1852 Don't crash if mode1 is VOIDmode.
1854 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1856 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1857 * params.h (IRA_LOOP_RESERVED_REGS): New.
1858 * tree-pass.h (pass_subregs_of_mode_init,
1859 pass_subregs_of_mode_finish): Remove.
1860 * passes.c (pass_subregs_of_mode_init,
1861 pass_subregs_of_mode_finish): Remove.
1862 (pass_reginfo_init): Move before loop optimizations.
1863 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1864 * common.opt (fira-loop-pressure): New.
1865 * toplev.h (flag_ira_loop_pressure): New.
1866 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1867 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1868 Make external and void type functions.
1869 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1870 pass_subregs_of_mode_finish): Remove.
1871 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1872 * regmove.c: Include ira.h.
1873 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1874 register pressure calculation in loops.
1875 * loop-invariant.c: Include REGS_H and ira.h.
1876 (struct loop_data): New members max_reg_pressure, regs_ref, and
1878 (struct invariant): New member orig_regno.
1879 (curr_loop): New variable.
1880 (find_exits): Initialize regs_ref and regs_live.
1881 (create_new_invariant): Initialize orig_regno.
1882 (get_cover_class_and_nregs): New.
1883 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1884 array. Add code for flag_ira_loop_pressure.
1885 (gain_for_invariant): Make new_regs an array. Add code for
1886 flag_ira_loop_pressure.
1887 (best_gain_for_invariant): Ditto.
1888 (set_move_mark): New parameter gain. Use it for debugging output.
1889 (find_invariants_to_move): Make regs_needed and new_regs an array.
1890 Add code for flag_ira_loop_pressure.
1891 (move_invariant_reg): Set up orig_regno.
1892 (move_invariants): Set up reg classes for pseudos for
1893 flag_ira_loop_pressure.
1894 (free_loop_data): Clear regs_ref and regs_live.
1895 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1896 get_regno_cover_class, change_pressure, mark_regno_live,
1897 mark_regno_death, mark_reg_store, mark_reg_clobber,
1898 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1899 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1900 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1901 register pressure calculation in loops if new regs were added.
1902 Call finish_subregs_of_mode.
1903 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1904 * Makefile.in (loop-invariant.o): Add ira.h.
1906 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
1908 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
1910 2009-10-14 Richard Guenther <rguenther@suse.de>
1912 * lto-symtab.c (lto_symtab_compatible): Fold in ...
1913 (lto_symtab_merge): ... here. Rewrite both to take the
1914 prevailing and a to-be-merged entry and to queue diagnostics properly.
1915 (lto_symtab_resolve_replaceable_p): New predicate for
1917 (lto_symtab_resolve_can_prevail_p): Likewise.
1918 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
1919 handles merging commons by choosing the largest decl. Fold
1920 in code that gives ODR errors.
1921 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
1923 (lto_symtab_merge_decls_1): Re-structure. Deal with the
1924 case of no prevailing decl here. Diagnose mismatches
1925 in object types here. Drop all but the prevailing decls.
1926 (lto_symtab_prevailing_decl): Return the single prevailing decl.
1927 * lto-streamer-in.c (lto_input_tree_ref): Deal with
1928 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
1930 2009-10-14 Richard Guenther <rguenther@suse.de>
1933 * lto-streamer-in.c (input_bb): Replace debug stmts with
1934 nops instead of dropping them.
1936 2009-10-14 Nick Clifton <nickc@redhat.com>
1938 * gcc/doc/extended.texi: Replace the dash character with @minus{}
1939 in situations where it is being used as a minus symbol.
1940 * gcc/doc/tm.texi: Likewise.
1941 * gcc/doc/md.texi: Likewise.
1943 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1945 PR preprocessor/41543
1946 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
1947 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
1948 * tree.c: Include intl.h.
1949 (expand_location): Handle BUILTINS_LOCATION.
1950 * Makefile.in (tree.o): Depend on intl.h.
1953 * dwarf2out.c (dwarf2out_var_location): Always clear
1954 last_postcall_label when changing last_label.
1956 2009-10-14 Pascal Obry <obry@adacore.com>
1958 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
1959 (process_command): Handle -E as done with -c and -S. Do not add
1960 the target executable suffix to the output file when -E is used.
1961 (main): Adjust error message accordingly.
1963 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
1969 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
1971 (tree_code_size): Likewise.
1973 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1975 * builtins.c (fold_builtin_1): Support complex "arc" functions.
1976 * real.h (HAVE_mpc_arc): Define.
1978 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
1980 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
1981 (struct builtin_description): Add fndecl field.
1982 (bdesc): Remove const qualifier. Update initializer.
1983 (sh_media_init_builtins): Remove const qualifier for d. Record
1984 the result of add_builtin_function to the fndecl field.
1985 (sh_builtin_decl): New.
1986 (sh_media_builtin_decl): New.
1988 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
1991 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
1992 requests between special registers.
1994 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
1996 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
1998 2009-10-13 Richard Henderson <rth@redhat.com>
2000 PR tree-optimization/41377
2001 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2002 (cleanup_empty_eh_merge_phis): New change_region parameter;
2003 pass it on to redirect_eh_edge_1. Update callers.
2004 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2005 at the destination block.
2007 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2009 * passes.c (register_pass): Replaced gcc_unreachable by
2010 fatal_error on failure. Mentions plugins in comments & messages.
2012 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2015 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2016 * sched-vis.c (print_value): Use it.
2017 * cselib.c (cselib_hash_rtx): Likewise.
2018 * print-rtl.c (print_rtx): Likewise.
2019 * cfgexpand.c (expand_debug_rtx): Likewise.
2020 * var-tracking.c (vt_expand_loc_callback): Likewise.
2022 2009-10-13 Richard Guenther <rguenther@suse.de>
2025 * opts.c (handle_option): Split out code to handle setting
2026 the options flag var ...
2027 (set_option): ... here.
2028 * opts.h (set_option): Declare.
2029 * lto-opts.c (register_user_option_p): Include -fexceptions
2030 and all position independent code variants.
2031 (handle_common_option): Remove.
2032 (lto_reissue_options): Use set_option.
2034 2009-10-13 Martin Jambor <mjambor@suse.cz>
2036 PR tree-optimization/41661
2037 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2038 that are tcc_comparisons or do not change the type in any
2040 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2041 folding tcc_comparison operations.
2043 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2045 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2048 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2054 * tree.def (DEBUG_EXPR_DECL): New.
2055 * rtl.def (DEBUG_EXPR): New.
2056 * gengtype.c (adjust_field_rtx_def): Handle it.
2057 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2058 (insert_debug_temp_for_var_def): ... this. Drop support for
2059 moving. Take iterator for def stmt; insert debug stmt before it.
2060 Scan early for use count and kind in debug stmts.
2061 (propagate_defs_into_debug_stmts): Rename to...
2062 (insert_debug_temps_for_defs): ... this. Likewise.
2063 * tree.h (DEBUG_TEMP_UID): New.
2064 * tree.c (next_debug_decl_uid): New.
2065 (make_node_stat): Count debug decls separately.
2066 (copy_node_stat): Likewise.
2067 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2068 * var-tracking.c (dv_is_decl_p): Recognize it.
2069 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2070 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2071 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2072 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2073 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2074 (cselib_hash_rtx): Likewise.
2075 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2076 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2078 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2079 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2080 * rtl.c (copy_rtx): Likewise.
2081 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2082 * print-rtl.c (print_rtx): Likewise.
2083 * sched-vis.c (print_value): Likewise.
2084 (print_insn): Handle DEBUG_EXPR_DECL.
2085 * tree-dump.c (dequeue_and_dump): Likewise.
2086 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2087 * gimple-iterator (gsi_replace): Check for same lhs.
2088 (gsi_remove): Insert debug temps.
2089 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2090 (move_computations_stmt): Drop explicit propagation into debug stmts.
2091 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2092 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2093 * tree-ssa-sink.c (statement_sink_location): Likewise.
2094 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2095 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2096 * tree-flow.h: Likewise.
2097 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2098 debug temps without values.
2099 (eliminate_unnecessary_stmts): Don't discard just-inserted
2102 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2105 * config/cris/cris.md (andu): Check that operand 1 is one of the
2106 general registers. Fix typo in head comment.
2108 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2110 * config/i386/i386.md (vswapmov): New.
2111 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2112 (ix86_function_ms_hook_prologue): New.
2113 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2114 * configure.ac: Test for swap suffix support in as.
2115 * configure: Rebuild.
2117 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2120 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2121 paradoxical subregs to prevent partial register stalls if the inner
2122 mode is integer mode.
2124 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2126 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2128 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2131 * gcc/dwarf2out.c (template_parameter_pack_die,
2132 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2134 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2137 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2139 (maybe_register_def): Likewise. Take stmt iterator.
2140 (rewrite_update_stmt): Take stmt iterator and pass it on.
2141 (rewrite_update_enter_block): Pass stmt iterator.
2143 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2145 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2146 (spu_builtin_decl): New function.
2148 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2150 * config/i386/i386.md (SWIM): New mode iterator.
2151 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2152 using SWIM mode iterator.
2153 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2154 patterns using SWI48 mode iterator.
2155 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2156 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2157 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2158 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2159 patterns using SWI248 mode iterator.
2160 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2161 gen_x86_movdicc_0_m1_rex64 for renamed function
2163 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2164 Eric Botcazou <ebotcazou@adacore.com>
2167 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2168 * config/sparc/sol2-unwind.h: New file.
2170 2009-10-11 Olivier Hainque <hainque@adacore.com>
2171 Eric Botcazou <ebotcazou@adacore.com>
2174 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2175 * config/i386/sol2-unwind.h: New file.
2177 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2180 * config/i386/i386.md (addsi_1_zext): Get the proper second
2183 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2185 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2186 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2189 2009-10-11 Richard Guenther <rguenther@suse.de>
2191 * gimple.c (iterative_hash_type_name): Do not handle special
2194 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2196 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2197 (*setcc_si_1_and): Ditto.
2198 (*setcc_si_1_movzbl): Ditto.
2199 (*setcc_<mode>_2): Ditto.
2200 (*setcc_qi): Rename from *setcc_1.
2201 (*setcc_qi_slp): Rename from *setcc_2.
2203 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2204 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2206 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2207 "if" condition, there is already assert with reload_completed present.
2209 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2211 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2213 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2215 * doc/install.texi (Final install): Refer to
2216 http://gcc.gnu.org/bugs/ for bug reporting.
2218 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2220 * configure.ac: Add test for dci instruction.
2221 * configure: Regenerate.
2222 * config.in: Likewise.
2223 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2224 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2225 (-mmulhw): Add 476 to description.
2226 (-mdlmzb): Likewise.
2227 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2228 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2229 (processor_target_table): Add 476 and 476fp entries.
2230 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2231 (rs6000_issue_rate): Add CPU_PPC476.
2232 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2233 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2234 (processor_type): Add PROCESSOR_PPC476.
2235 (EXTRA_SPECS): Add asm_cpu_476 string.
2236 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2237 (define_attr "cpu"): Add ppc476.
2239 Update comments for 476.
2240 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2241 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2242 Update copyright year.
2243 * config/rs6000/476.md: New file.
2244 * config/rs6000/40x.md: Add description for "isel" attribute.
2245 Update copyright year.
2246 * config/rs6000/440.md: Likewise.
2247 * config/rs6000/603.md: Likewise.
2248 * config/rs6000/6xx.md: Likewise.
2249 * config/rs6000/7450.md: Likewise.
2250 * config/rs6000/7xx.md: Likewise.
2251 * config/rs6000/8540.md: Likewise.
2252 * config/rs6000/cell.md: Likewise.
2253 * config/rs6000/e300c2c3.md: Likewise.
2254 * config/rs6000/e500mc.md: Likewise.
2255 * config/rs6000/mpc.md: Likewise.
2256 * config/rs6000/power4.md: Likewise.
2257 * config/rs6000/power5.md: Likewise.
2258 * config/rs6000/power6.md: Likewise.
2259 * config/rs6000/power7.md: Likewise.
2260 * config/rs6000/rios1.md: Likewise.
2261 * config/rs6000/rios2.md: Likewise.
2262 * config/rs6000/rs64.md: Likewise.
2264 2009-10-10 Richard Guenther <rguenther@suse.de>
2266 PR tree-optimization/41654
2267 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2268 a cond expr before calling gimple_cond_set_condition_from_tree.
2269 (ifcombine_iforif): Likewise.
2271 2009-10-09 Ian Lance Taylor <iant@google.com>
2273 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2274 * configure: Rebuild.
2276 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2278 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2281 2009-10-09 Richard Guenther <rguenther@suse.de>
2284 * target-def.h (TARGET_BUILTIN_DECL): Define.
2285 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2286 * target.h (struct gcc_target): Add builtin_decl target hook.
2287 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2288 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2290 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2291 not gcc_unreachable.
2292 (lto_output_builtin_tree): Sorry if the target does not support
2293 streaming target builtins.
2294 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2295 (rs6000_builtin_decl): New function.
2296 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2297 (ix86_builtin_decl): New function.
2299 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2301 PR preprocessor/41445
2302 * c-ppoutput.c (do_line_change): New function.
2303 (cb_line_change): Use it.
2304 (scan_translation_unit): Call do_line_change if
2305 avoid_paste or PREV_WHITE and token location is on a different line
2306 than print.src_line.
2309 * dwarf2out.c (dwarf2out_init): Test whether
2310 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2313 PR rtl-optimization/41646
2314 * calls.c (expand_call): For BLKmode types returned in registers
2315 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2318 2009-10-09 Richard Guenther <rguenther@suse.de>
2320 PR tree-optimization/41634
2321 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2322 we remove the correct elements.
2323 (optimize_stmt): Make sure to update stmt operands before
2324 optimizing redundancies.
2326 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2328 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2330 2009-10-09 Richard Guenther <rguenther@suse.de>
2333 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2335 (lto_wrapper_exit): New function.
2337 (fatal_perror): Likewise.
2338 (fork_execute): Use global args_name, do not free it.
2339 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2340 * lto-streamer.h: Remove duplicate prototypes.
2342 2009-10-09 Richard Guenther <rguenther@suse.de>
2344 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2345 before calling stmt_can_throw_external.
2347 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2349 PR tree-optimization/40071
2350 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2351 pointer if the original data reference doesn't conflict with the
2352 created vector data reference. Fix long line.
2354 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2356 * config/i386/i386.md (any_div): New code iterator.
2357 (u): Handle div and udiv.
2359 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2361 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2362 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2363 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2364 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2366 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2368 * gcc.c (main): Remove trailing "." from diagnostics.
2370 2009-10-08 Cary Coutant <ccoutant@google.com>
2372 Add support for debugging with ICF (Identical Code Folding).
2373 * calls.c (debug.h): New #include.
2374 (emit_call_1): Call virtual_call_token debug hook.
2375 * common.opt (-fenable-icf-debug): New option.
2376 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2377 locations in the source).
2378 (poc_label_num): New variable.
2379 (dcall_entry, vcall_entry): New typedefs.
2380 (dcall_table, vcall_table): New variables.
2381 (struct vcall_insn): New type.
2382 (vcall_insn_table): New variable.
2383 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2384 (size_of_dcall_table): New function.
2385 (output_dcall_table): New function.
2386 (size_of_vcall_table): New function.
2387 (output_vcall_table): New function.
2388 (dwarf2out_direct_call): New function.
2389 (vcall_insn_table_hash): New function.
2390 (vcall_insn_table_eq): New function.
2391 (dwarf2out_virtual_call_token): New function.
2392 (dwarf2out_virtual_call): New function.
2393 (dwarf2out_init): Allocate new tables and sections.
2394 (prune_unused_types): Mark DIEs referenced from direct call table.
2395 (dwarf2out_finish): Output direct and virtual call tables.
2396 * final.c (final_scan_insn): Call direct_call and virtual_call
2398 * debug.h (struct gcc_debug_hooks): Add direct_call,
2399 virtual_call_token, virtual_call hooks.
2400 (debug_nothing_uid): New function.
2401 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2402 (debug_nothing_uid): New function.
2403 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2404 (xcoff_debug_hooks): Likewise.
2405 * sdbout.c (sdb_debug_hooks): Likewise.
2406 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2407 * doc/invoke.texi (-fenable-icf-debug): New option.
2409 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2412 * regmove.c (regmove_backward_pass): Replace src with dst in the
2413 debug insn, and check for dst before rather than after.
2415 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2417 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2418 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2420 2009-10-08 Jan Hubicka <jh@suse.cz>
2423 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2424 do not mark cgraph nodes as needed.
2425 (record_references_in_initializer): Add new only_vars parameter.
2426 * cgraph.h (record_references_in_initializer): New parameter.
2427 * varasm.c (assemble_variable): Update call.
2428 * varpool.c (varpool_analyze_pending_decls): Always look for
2431 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2433 * config/avr/avr.c (last_insn_address) Remove variable.
2434 (expand_prologue): Don't initialise last_insn_address variable.
2435 (final_prescan_insn): Don't output insn size.
2436 * config/avr/avr.opt (msize): Remove switch.
2437 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2440 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2442 * combine.c (label_tick_ebb_start): Fix comment.
2443 (combine_instructions): Set label_tick and label_tick_ebb_start before
2444 calling setup_incoming_promotions. Start them from 1. Increment
2445 label_tick instead of deriving it from the BB index. Rather than
2446 comparing ticks use the block from the previous iteration to decide
2447 whether to start a new EBB. Remove empty lines before function.
2449 2009-10-08 Michael Matz <matz@suse.de>
2452 * builtins.c (fold_builtin_isascii): Use fold_build2.
2453 (fold_builtin_isdigit): Ditto.
2454 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2455 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2456 remove_useless_stmts_cond, remove_useless_stmts_tf,
2457 remove_useless_stmts_tc, remove_useless_stmts_bind,
2458 remove_useless_stmts_goto, remove_useless_stmts_label,
2459 remove_useless_stmts_1, remove_useless_stmts,
2460 pass_remove_useless_stmts): Remove.
2461 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2462 * passes.c (init_optimization_passes): Don't add
2463 pass_remove_useless_stmts.
2464 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2465 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2467 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2468 for static constants.
2469 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2470 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2472 2009-10-08 Richard Guenther <rguenther@suse.de>
2474 * gimple.c (free_gimple_type_tables): New function.
2475 * gimple.h (free_gimple_type_tables): Declare.
2477 2009-10-07 Mark Heffernan <meheff@google.com>
2479 * ipa-prop.c (ipa_print_node_params) Only print
2480 names of named arguments.
2482 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2484 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2485 being statically linked.
2487 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2489 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2491 2009-10-08 Jan Hubicka <jh@suse.cz>
2494 * ipa.c (cgraph_externally_visible_p,
2495 function_and_variable_visibility,
2496 whole_program_function_and_variable_visibility): Skip non-finalized
2499 2009-10-08 Nick Clifton <nickc@redhat.com>
2501 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2504 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2507 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2509 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2512 * c-common.c (c_fully_fold_internal): Strip nops from the result
2513 of recursive calls to c_fully_fold_internal.
2514 (c_wrap_maybe_const): New.
2515 (c_save_expr): Use c_wrap_maybe_const.
2516 * c-common.h (c_wrap_maybe_const): Declare.
2517 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2518 build_binary_op): Use c_wrap_maybe_const.
2520 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2522 * real.c: Fix comment to reflect actual exponent size.
2524 2009-10-08 Ben Elliston <bje@au.ibm.com>
2526 * config/rs6000/a2.md: Add FSF comment header.
2528 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/i386.md (any_extend): New code iterator.
2531 (u, s): New code attributes.
2533 (DWIH): Rewrite as code iterator for SI and DI modes.
2534 (DWI): Rewrite as mode attribute.
2535 (dwi): New mode attribute.
2536 (di): Depend on SI mode and DI mode.
2537 (doubleint_general_operand): Remove mode attribute.
2539 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2542 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2543 (*sub<mode>3_doubleword): Ditto.
2545 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2546 using SWIM248 mode iterator.
2547 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2548 using SWI48 mode iterator.
2549 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2550 patterns using DWIH mode iterator and any_extend code iterator.
2551 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2552 using any_extend code iterator.
2553 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2554 patterns using DWIH mode iterator and any_extend code iterator.
2555 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2556 using any_extend code iterator.
2557 (<s>mul<mode>3_highpart): Macroize expander from
2558 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2559 and any_extend code iterator.
2560 (*<s>muldi3_highpart_1): Macroize insn from
2561 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2562 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2563 patterns using any_extend code iterator.
2564 (*<s>mulsi3_highpart_zext): Macroize insn from
2565 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2567 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2569 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2570 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2571 refering to a DIE with DW_AT_const_value.
2573 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2576 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2578 2009-10-06 Jan Hubicka <jh@suse.cz>
2580 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2583 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2585 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2586 *lea_2_rex64): Move before *add<mode>_1 pattern.
2588 2009-10-07 Jan Hubicka <jh@suse.cz>
2590 * collect2.c (main): Add -fno-whole-program.
2591 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2593 2009-10-07 Jan Hubicka <jh@suse.cz>
2595 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2596 has no address taken.
2597 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2599 (cgraph_clone_node): Clear externally_visible flag for clones.
2600 * cgraph.h (cgraph_only_called_directly_p,
2601 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2602 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2603 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2604 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2605 ipcp_insert_stage): Likwise.
2606 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2607 externally_visible flag.
2608 (verify_cgraph_node): Verify that inline clones look right.
2609 (process_function_and_variable_attributes): Do not set
2610 externally_visible flags.
2611 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2613 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2615 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2616 clear externally_visible when turning into inline clones
2617 (cgraph_mark_inline_edge): Use new predicates.
2618 (cgraph_estimate_growth): Likewise.
2619 (cgraph_decide_inlining): Likewise.
2620 * ipa.c (cgraph_postorder): Likewise.
2621 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2622 that inline clones are not needed.
2623 (cgraph_externally_visible_p): New predicate.
2624 (function_and_variable_visibility): Add whole_program parameter;
2625 always set externally_visible flag; handle COMDAT function
2627 (local_function_and_variable_visibility): New function.
2628 (gate_whole_program_function_and_variable_visibility): New function.
2629 (whole_program_function_and_variable_visibility): New function.
2630 (pass_ipa_whole_program_visibility): New function.
2631 * passes.c (init_optimization_passes): Add whole program visibility
2633 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2634 not care about needed/reachable flags.
2635 * varpool.c: Include flags.h
2636 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2637 (varpool_finalize_decl): When we are in LTO read-back, all variables
2639 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2641 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2643 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2646 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2648 * config.gcc: Don't include the makefile fragments intended for
2650 * config/s390/fixdfdi.h: File removed.
2651 * config/s390/libgcc-glibc.ver: File removed.
2652 * config/s390/s390.h: Remove the fixdfdi.h hack.
2653 * config/s390/t-crtstuff: File moved to libgcc dir.
2654 * config/s390/t-linux: Likewise.
2655 * config/s390/t-tpf: libgcc specific parts removed.
2656 * config/s390/t-linux64: Likewise.
2658 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2660 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2661 (lto-compress.o): Likewise.
2663 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2666 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2667 dllexport to class members here.
2668 (i386_pe_determine_dllimport_p): Only check static class data for
2670 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2671 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2672 functions for vague linkage.
2673 (i386_pe_type_dllexport_p): Fix formatting.
2674 (maybe_add_dllexport) New function.
2675 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2678 2009-10-07 Ben Elliston <bje@au.ibm.com>
2680 * config/rs6000/a2.md: Remove duplicated lines.
2682 2009-10-07 Ben Elliston <bje@au.ibm.com>
2684 * config.gcc (powerpc*-*-*): Handle a2.
2685 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2686 * config/rs6000/a2.md: New file.
2687 * config/rs6000/rs6000.opt (mno-update): New.
2688 (mupdate): Return to using a mask, not a var.
2689 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2690 (enum processor_type): Add PROCESSOR_PPCA2.
2691 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2692 (rs6000_override_options): Add "a2" to processor_target_table.
2693 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2694 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2696 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2698 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2699 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2700 reference to nonexistent gen_truncxfxf2 function.
2702 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2705 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2706 (general_operand): Handle TI mode.
2707 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2708 using SDWIM mode iterator.
2709 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2710 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2711 using DWI mode iterator.
2712 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2713 patterns using SWI mode iterator.
2714 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2715 using SWI48 mode iterator.
2716 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2717 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2718 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2719 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2720 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2721 using SDWIM mode iterator.
2722 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2723 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2724 using DWI mode iterator.
2725 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2726 patterns using SWI mode iterator.
2727 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2728 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2729 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2730 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2731 patterns using plusminus code iterator.
2732 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2733 sub<mode>3 patterns using plusminus code iterator.
2734 * config/i386/i386.c (override_options): Update the call to
2735 gen_subdi_carry_rex64 for renamed function.
2736 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2737 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2738 calls to instruction expanders.
2740 2009-10-06 Martin Jambor <mjambor@suse.cz>
2743 * opts.c (decode_options): Run IPA-SRA at -O2.
2745 2009-10-06 Richard Guenther <rguenther@suse.de>
2747 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2749 2009-10-06 Tobias Burnus <burnus@net-b.de>
2752 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2753 -flto and -fwhole-program flags can be combined.
2755 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2758 * gcc.c (process_command): Check that -o argument was specified.
2760 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2762 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2764 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2766 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2767 * doc/invoke.texi (Warning Options): Annotate allowed languages
2768 for -Wunsuffixed-float-constants.
2770 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2772 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2773 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2774 same name and isn't the main variant.
2777 * dwarf2out.c (loc_by_reference): Removed.
2778 (dw_loc_list_1): New function.
2779 (dw_loc_list): Remove toplev argument, add want_address argument.
2780 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2781 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2782 want_address == 2 to dw_loc_list. For successful dw_loc_list
2783 set have_address to 1 only if want_address is not 0.
2785 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2787 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2788 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2789 a code block followed by two pointers.
2790 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2791 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2792 (MIPS_MOVE): Likewise.
2793 (MIPS_LUI): Likewise.
2794 (MIPS_JR): Likewise.
2795 (MIPS_BAL): Likewise.
2796 (MIPS_NOP): Likewise.
2797 (mips_asm_trampoline_template): Delete.
2798 (mips_trampoline_code_size): New function.
2799 (mips_trampoline_init): Add shorter sequences for all cases
2800 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2801 Calculate the opcodes directly, rather than copying from a template.
2802 Only flush the code part of the trampoline.
2803 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2805 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2807 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2808 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2809 (INCOMING_RETURN_ADDR_RTX): Likewise.
2810 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2812 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2813 with RETURN_ADDR_REGNUM.
2814 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2815 * config/mips/mips.c (mips16_build_call_stub): Replace
2816 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2817 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2818 (mips_print_operand_punctuation): Likewise.
2819 (mips_frame_set): Likewise.
2820 (mips16e_output_save_restore): Likewise.
2821 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2822 (mips_save_reg_p): Likewise.
2823 (mips_return_addr): Likewise.
2824 (mips_set_return_address): Likewise.
2825 (mips_direct_save_slot_move_p): Likewise.
2826 (mips_output_function_prologue): Likewise.
2827 (mips_restore_reg): Likewise.
2828 (mips_expand_epilogue): Likewise.
2829 (mips_epilogue_uses): Likewise.
2830 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2831 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2832 (clear_hazard_<mode>): Likewise.
2833 (call_internal): Likewise.
2834 (call_internal_direct): Likewise.
2835 (call_direct_split): Likewise.
2836 (call_value_internal): Likewise.
2837 (call_value_split): Likewise.
2838 (call_value_internal_direct): Likewise.
2839 (call_value_direct_split): Likewise.
2840 (call_value_multiple_internal): Likewise.
2841 (call_value_multiple_split): Likewise.
2843 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2844 Jakub Jelinek <jakub@redhat.com>
2846 PR rtl-optimization/41511
2847 * combine.c (record_value_for_reg): Pass explicit values as argument
2848 to get_last_value_validate.
2849 (get_last_value_validate): Document INSN parameter.
2850 For non-readonly MEMs, assume they might have been modified if INSN
2851 was in another basic block.
2852 (get_last_value): Minor reformatting.
2854 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2857 * final.c (asm_str_count): Split out from asm_insn_count.
2858 * rtl.h (asm_str_count): New prototype.
2859 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2862 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2864 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2866 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2867 Rafael Espindola <espindola@google.com>
2869 * gengtype.c (write_types): Moved call to write_func_for_structure
2870 into seperate loops.
2872 2009-10-05 Richard Guenther <rguenther@suse.de>
2875 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2876 (input_cgraph_1): Input toplevel asms.
2878 2009-10-05 Richard Guenther <rguenther@suse.de>
2881 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2882 (external_aggregate_decl_p): Likewise.
2883 (lto_symtab_compatible): Re-structure. Remove dead code.
2884 For variables ignore toplevel qualifiers when comparing types.
2885 Issue warnings, not errors for mismatched user-alignment.
2887 2009-10-05 Richard Guenther <rguenther@suse.de>
2891 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2892 (struct lto_symtab_identifier_def): Likewise.
2893 (struct lto_symtab_decl_def): Likewise.
2894 (struct lto_symtab_entry_def): New.
2895 (lto_symtab_identifier_t): Rename to ...
2896 (lto_symtab_entry_t): ... this.
2897 (lto_symtab_decls): Remove.
2898 (lto_symtab_base_hash): Rename to ...
2899 (lto_symtab_entry_hash): ... this.
2900 (lto_symtab_base_eq): Rename to ...
2901 (lto_symtab_entry_eq): ... this.
2902 (lto_symtab_base_marked_p): Rename to ...
2903 (lto_symtab_entry_marked_p): ... this.
2904 (lto_symtab_identifier_marked_p): Remove.
2905 (lto_symtab_decl_marked_p): Likewise.
2906 (lto_symtab_maybe_init_hash_tables): Rename to ...
2907 (lto_symtab_maybe_init_hash_table): ... this.
2908 (lto_symtab_set_resolution_and_file_data): Remove.
2909 (lto_symtab_register_decl): New function.
2910 (lto_symtab_get_identifier): Remove.
2911 (lto_symtab_get): New function.
2912 (lto_symtab_get_resolution): Adjust.
2913 (lto_symtab_get_identifier_decl): Remove.
2914 (lto_symtab_set_identifier_decl): Likewise.
2915 (lto_symtab_merge_decl): Rename to ...
2916 (lto_symtab_merge): ... this. Rewrite.
2917 (lto_symtab_merge_var): Remove.
2918 (lto_symtab_merge_fn): Likewise.
2919 (lto_symtab_prevailing_decl): Adjust.
2920 (lto_cgraph_replace_node): New function.
2921 (lto_symtab_merge_decls_2): Likewise.
2922 (lto_symtab_merge_decls_1): Likewise.
2923 (lto_symtab_fixup_var_decls): Likewise.
2924 (lto_symtab_resolve_symbols): Likewise.
2925 (lto_symtab_merge_decls): Likewise.
2926 (lto_symtab_prevailing_decl): Adjust.
2927 (lto_symtab_get_symtab_def): Remove.
2928 (lto_symtab_get_file_data): Likewise.
2929 (lto_symtab_clear_resolution): Adjust.
2930 (lto_symtab_clear_resolution): Likewise.
2931 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
2932 (input_cgraph_1): Likewise.
2933 * lto-streamer-in.c (get_resolution): Do not provide fake
2934 symbol resolutions here.
2935 (deferred_global_decls): Remove.
2936 (lto_register_deferred_decls_in_symtab): Likewise.
2937 (lto_register_var_decl_in_symtab): Change signature, register
2938 variable via lto_symtab_register_decl.
2939 (lto_register_function_decl_in_symtab): Likewise.
2940 (lto_read_tree): Adjust.
2941 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
2942 (lto_symtab_merge_var): Likewise.
2943 (lto_symtab_merge_fn): Likewise.
2944 (lto_symtab_register_decl): Declare.
2945 (lto_symtab_merge_decls): Likewise.
2947 2009-10-05 Richard Guenther <rguenther@suse.de>
2949 PR tree-optimization/23821
2950 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
2951 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
2952 simple IV increments.
2954 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2956 * config/arm/arm.c (arm_override_options): Really initialize
2957 flag_dwarf2_cfi_asm to 0.
2959 2009-10-05 Doug Kwan <dougkwan@google.com>
2961 PR rtl-optimization/41574
2962 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
2963 floating point and we are not doing unsafe math optimizations.
2965 2009-10-03 Simon Baldwin <simonb@google.com>
2966 Cary Coutant <ccoutant@google.com>
2967 Rafael Espindola <espindola@google.com>
2968 Richard Guenther <rguenther@suse.de>
2969 Jan Hubicka <jh@suse.cz>
2970 Doug Kwan <dougkwan@google.com>
2971 H.J. Lu <hongjiu.lu@intel.com>
2972 Bill Maddox <maddox@google.com>
2973 Ryan Mansfield <rmansfield@qnx.com>
2974 Diego Novillo <dnovillo@google.com>
2975 Ollie Wild <aaw@google.com>
2976 Kenneth Zadeck <zadeck@naturalbridge.com>
2978 * lto-cgraph.c: New file.
2979 * lto-compress.c: New file.
2980 * lto-compress.h: New file.
2981 * lto-opts.c: New file.
2982 * lto-section-in.c: New file.
2983 * lto-section-out.c: New file.
2984 * lto-streamer-in.c: New file.
2985 * lto-streamer-out.c: New file.
2986 * lto-streamer.c: New file.
2987 * lto-streamer.h: New file.
2988 * lto-symtab.c: New file.
2989 * lto-wpa-fixup.c: New file.
2990 * lto-wrapper.c: New file.
2992 2009-10-03 Simon Baldwin <baldwin@google.com>
2993 Ben Elliston <bje@au.ibm.com>
2994 Rafael Espindola <espindola@google.com>
2995 Nathan Froyd <froydnj@codesourcery.com>
2996 Jan Hubicka <jh@suse.cz>
2997 Doug Kwan <dougkwan@google.com>
2998 Diego Novillo <dnovillo@google.com>
2999 Kenneth Zadeck <zadeck@naturalbridge.com>
3001 * Makefile.in (enable_lto): New.
3002 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3003 (LINKER_PLUGIN_API_H): Define.
3004 (LTO_SYMTAB_H): Define.
3005 (LTO_STREAMER_H): Define.
3006 (TREE_VECTORIZER_H): Define.
3007 (INCLUDES): Add LIBELFINC.
3008 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3009 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3010 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3011 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3012 (native): Add lto-wrapper$(exeext)
3013 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3014 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3015 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3016 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3017 (varasm.o): Add dependency on tree-iterator.h.
3018 (cgraph.o): Add dependency on cif-code.def.
3019 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3020 (ipa-pure-const.o): Likewise.
3021 (GTFILES): Add lto-symtab.c.
3022 (install-lto-wrapper): New.
3023 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3024 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3025 * config.in: Regenerate.
3027 2009-10-03 Rafael Espindola <espindola@google.com>
3028 Diego Novillo <dnovillo@google.com>
3030 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3031 ipa_write_summaries.
3032 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3034 (cgraph_optimize): Make extern.
3036 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3037 Kenneth Zadeck <zadeck@naturalbridge.com>
3039 * toplev.c (in_lto_p): Declare.
3040 * collect2.c (scan_prog_file): Read all the output when reading
3041 information for LTO.
3042 (enum lto_mode_d): Declare.
3044 2009-10-03 Richard Guenther <rguenther@suse.de>
3045 Diego Novillo <dnovillo@google.com>
3047 * gimple.c: Include target.h and alias.h.
3048 (gimple_types): Declare.
3049 (type_hash_cache): Declare.
3050 (gimple_alloc_stat): Make extern.
3051 (gimple_build_eh_must_not_throw): Call
3052 gimple_eh_must_not_throw_set_fndecl.
3053 (struct type_pair_d): Declare.
3054 (type_pair_t): Declare.
3055 (type_pair_hash): New.
3056 (type_pair_eq): New.
3057 (lookup_type_pair): New.
3058 (gimple_force_type_merge): New.
3059 (compare_type_names_p): New.
3060 (compare_field_offset): New.
3061 (gimple_types_compatible_p): New.
3062 (struct sccs): Declare.
3063 (next_dfs_num): Declare.
3064 (iterative_hash_gimple_type): New.
3066 (iterative_hash_type_name): New.
3067 (iterative_hash_gimple_type): New.
3068 (gimple_type_hash): New.
3069 (gimple_type_eq): New.
3070 (gimple_register_type): New.
3071 (print_gimple_types_stats): New.
3072 (gimple_signed_or_unsigned_type): New.
3073 (gimple_unsigned_type): New.
3074 (gimple_signed_type): New.
3075 (gimple_get_alias_set): New.
3076 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3077 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3078 (gimple_force_type_merge): Declare.
3079 (gimple_types_compatible_p): Declare.
3080 (gimple_register_type): Declare.
3081 (print_gimple_types_stats): Declare.
3082 (gimple_unsigned_type): Declare.
3083 (gimple_signed_type): Declare.
3084 (gimple_get_alias_set): Declare.
3085 (gimple_eh_must_not_throw_set_fndecl): New.
3087 2009-10-03 Jan Hubicka <jh@suse.cz>
3088 Kenneth Zadeck <zadeck@naturalbridge.com>
3090 * ipa-pure-const.c: Include lto-streamer.h.
3091 (register_hooks): Factor out of ...
3092 (generate_summary): ... here.
3093 (pure_const_write_summary): New.
3094 (pure_const_read_summary): New.
3095 (pass_ipa_pure_const): Add pure_const_write_summary and
3096 pure_const_read_summary.
3097 * ipa-reference.c: Include lto-streamer.h.
3098 (add_new_function): New.
3099 (remove_node_data): New.
3100 (duplicate_node_data): New.
3101 (ipa_init): Guard against multiple calls.
3102 Move hook setup from analyze_function.
3103 (write_node_summary_p): New.
3104 (ipa_reference_write_summary): New.
3105 (ipa_reference_read_summary): New.
3106 (pass_ipa_reference): Add ipa_reference_write_summary and
3107 ipa_reference_read_summary.
3108 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3109 (struct cgraph_edge): Add fields lto_stmt_uid and
3110 call_stmt_cannot_inline_p.
3111 (cgraph_optimize): Declare.
3112 (cgraph_decide_is_function_needed): Declare.
3113 (reset_inline_failed): Declare.
3114 (enum LTO_cgraph_tags): Declare.
3115 (LTO_cgraph_tag_names): Declare.
3116 (LCC_NOT_FOUND): Define.
3118 2009-10-03 Doug Kwan <dougkwan@google.com>
3119 Rafael Espindola <espindola@google.com>
3120 Jan Hubicka <jh@suse.cz>
3121 Diego Novillo <dnovillo@google.com>
3122 Kenneth Zadeck <zadeck@naturalbridge.com>
3124 * passes.c (all_regular_ipa_passes): New.
3125 (all_ipa_passes): Rename to all_small_ipa_passes.
3126 (init_optimization_passes): Init all_regular_ipa_passes.
3127 * tree-pass.h (all_regular_ipa_passes): New.
3128 (all_ipa_passes): Rename to all_small_ipa_passes.
3129 * passes.c (all_lto_gen_passes): New.
3130 (init_optimization_passes): Initialize all_lto_gen_passes.
3131 (execute_ipa_summary_passes): Make non-static.
3132 (ipa_write_summaries_1): New.
3133 (ipa_write_summaries_2): New.
3134 (ipa_write_summaries): New.
3135 (ipa_write_summaries_of_cgraph_node_set): New.
3136 (ipa_read_summaries_1): New.
3137 (ipa_read_summaries): New.
3138 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3139 (execute_regular_ipa_pass_list): Remove.
3140 (init_optimization_passes): Schedule
3141 pass_rebuild_cgraph_edges and pass_early_inline outside
3142 of pass_all_early_optimizations. Document reason.
3143 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3144 pass_ipa_lto_finish_out): New pass.
3145 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3146 (execute_all_ipa_transforms): New.
3147 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3148 (dump_properties, debug_properties): New.
3149 * tree-optimize.c (gate_all_early_local_passes): Return
3150 false if we are in lto1.
3151 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3152 * tree-pass.h (execute_all_ipa_transforms): Declare.
3153 (pass_ipa_function_and_variable_visibility): Declare.
3154 (pass_ipa_early_inline): Declare.
3155 (pass_ipa_lto_gimple_out): Declare.
3156 (pass_ipa_lto_wpa_fixup): Declare.
3157 (pass_ipa_lto_finish_out): Declare.
3158 (all_small_ipa_passes, all_regular_ipa_passes,
3159 all_lto_gen_passes): Declare.
3160 (execute_ipa_summary_passes): Declare.
3161 (execute_all_ipa_transforms): Declare.
3162 (ipa_write_summaries): Declare
3163 (ipa_write_summaries_of_cgraph_node_set): Declare.
3164 (ipa_read_summaries): Declare.
3166 2009-10-03 Doug Kwan <dougkwan@google.com>
3167 Ollie Wild <aaw@google.com>
3169 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3171 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3172 (lto_mode): New variable.
3173 (maybe_run_lto_and_relink): Handle the -fwpa option.
3174 (main): Handle the -fwpa option.
3175 (maybe_unlink_list): New function.
3176 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3177 * common.opt (flto): New flag.
3178 * toplev.c (flag_generate_lto): Declare.
3180 2009-10-03 Simon Baldwin <simonb@google.com>
3182 * common.opt (flto-compression-level): New flag.
3184 * opts.c: Include lto-opts.h.
3185 (handle_option): Call lto_register_user_option for each
3186 valid option handled.
3187 (decode_options): Clear registered options before the options
3190 2009-10-03 Cary Coutant <ccoutant@google.com>
3192 * collect2.c (is_elf): New function.
3193 (scan_prog_file): Require LTO object to be in ELF format.
3195 2009-10-03 Rafael Espindola <espindola@google.com>
3197 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3198 libgcc to the linker.
3200 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3202 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3203 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3205 * collect2.h (collect_execute): Add flags argument.
3206 * tlink.c (tlink_execute): Update call to collect_execute.
3207 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3208 (use_linker_plugin): New.
3209 (use_linker_plugin_spec_function): New.
3210 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3211 (linker_plugin_file_spec): New.
3212 (lto_wrapper_spec): New.
3213 (lto_gcc_spec): New.
3214 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3215 (static_spec_functions): Add use-linker-plugin.
3216 (process_command): Handle -use-linker-plugin.
3217 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3218 linker_plugin_file_spec and lto_gcc_spec.
3219 (use_linker_plugin_spec_function): New.
3221 2009-10-03 Richard Guenther <rguenther@suse.de>
3225 * tree.h (is_lang_specific): Include LANG_TYPE.
3226 * tree.c (find_decls_types_r): Manually add interesting parts
3227 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3229 * gimple.c (type_pair_hash): Make symmetric.
3230 (type_pair_eq): Likewise.
3231 (lookup_type_pair): Increase initial hashtable size.
3232 (gimple_force_type_merge): Rely on type-pair symmetry.
3233 (visit): Remove excessive checking code.
3234 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3235 (gimple_register_type): Remove getenv calls, shrink initial
3239 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3240 inline functions if not generating lto output.
3243 * toplev.c (finalize): In WPA mode remove the asm file.
3245 2009-10-03 Doug Kwan <dougkwan@google.com>
3247 * ipa-inline.c (cgraph_mark_inline): Check
3248 edge->call_stmt_cannot_inline_p instead of calling
3249 gimple_call_cannot_inline_p.
3250 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3251 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3252 (inline_generate_summary): Do nothing in LTRANS.
3253 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3254 exists before calling gimple_call_cannot_inline_p.
3255 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3256 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3257 Update new_edge->lto_stmt_uid.
3258 * cgraphbuild.c (reset_inline_failed): New.
3260 * common.opt (fwpa): New flag.
3261 (fltrans): New option.
3262 * gcc.c (gcc_lto_option_t): New type.
3263 (current_lto_option): New variable.
3264 (lto_single_spec_function): Remove and is replaced by ..
3265 (lto_option_spec_function): New function.
3266 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3267 passing the -flto flag.
3268 (cc1_options): Separate non-LTO related parts into ..
3269 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3270 (lto1_options): New spec for lto FE.
3271 (link_lto_options): New spec for handling LTO flags in linker.
3272 (invoke_lto_single): Re-format to fit in 80 column. Replace
3273 lto-single with lto-option.
3274 (static_specs): Add cc1_non_lto_options, lto1_options and
3276 (static_spec_function): Replace lto-single with lto-option.
3277 (process_command): Handle -flto, -fwpa and -fltran by setting
3278 current_lto_option and not passing it to subprocess unconditionally.
3280 2009-10-03 Bill Maddox <maddox@google.com>
3282 Add `gcc' driver support for link-time code generation (LTO).
3284 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3285 (lto_flag, lto_objects, lto_o_file): New variables.
3286 (struct lto_object, struct lto_object_list): New structures.
3287 (collect_exit, handler): Remove LTO temporary output file on exit.
3288 (add_lto_object): New function.
3289 (maybe_run_lto_and_relink): New function. Perform link time code
3290 generation and relinking for object files containing LTO information.
3291 (main): Invoke maybe_run_lto_and_relink().
3292 (dump_argv): New function. For debugging, currently disabled.
3293 (scan_prog_file): Add LTO information pass.
3294 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3296 * toplev.c (compile_file): Emit assembler directive to create
3297 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3299 2009-10-03 Diego Novillo <dnovillo@google.com>
3301 * c.opt: Add LTO to warn_abi and warn_psabi.
3303 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3304 inline function. Ignore language-specific nodes. Update all users.
3305 (find_decls_types_r): Do not traverse the subtrees of
3306 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3307 * tree.h (is_lang_specific): New.
3308 * langhooks.h (struct lang_hooks_for_decls): Remove
3309 may_need_assembler_name_p. Update all users.
3311 * c-common.c (set_builtin_user_assembler_name): Move ...
3312 * builtins.c (set_builtin_user_assembler_name): ... here.
3313 (is_builtin_name): Add comment
3314 (is_builtin_fn): New.
3315 * except.c (output_ttype): Only call
3316 lookup_type_for_runtime if TYPE is not a runtime type.
3318 * passes.c (register_pass): Call position_pass on
3319 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3320 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3321 (TV_IPA_LTO_DECL_IO): Define.
3322 (TV_IPA_LTO_CGRAPH_IO): Define.
3324 (TV_WHOPR_WPA): Define.
3325 (TV_WHOPR_WPA_IO): Define.
3326 (TV_WHOPR_LTRANS): Define.
3327 (TV_WHOPR_WPA_FIXUP): Define.
3328 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3329 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3330 * tree-flow.h (tree_node_can_be_shared): Declare.
3331 * tree-inline.c (tree_can_inline_p): Check that E has a
3332 statement associated with it.
3333 * tree.c (free_lang_data_in_binf): Factor out of ...
3334 (free_lang_data_in_type): ... here.
3335 Call RECORD_OR_UNION_TYPE_P.
3336 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3337 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3338 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3339 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3340 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3341 (gate_free_lang_data): Return true if flag_generate_lto is set.
3342 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3343 * c-common.h (set_builtin_user_assembler_name): Move ...
3344 * tree.h (set_builtin_user_assembler_name): ... here.
3346 * common.opt (flto-report): New flag.
3347 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3348 * collect2.c (scan_prog_file): Send the error output of
3349 'nm' to HOST_BIT_BUCKET.
3351 2009-10-03 Ollie Wild <aaw@google.com>
3353 * langhooks-def.h (lhd_begin_section): New function declaration.
3354 (lhd_write_section): New function declaration.
3355 (lhd_end_section): New function declaration.
3356 (LANG_HOOKS_BEGIN_SECTION): New macro.
3357 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3358 (LANG_HOOKS_END_SECTION): New macro.
3359 (LANG_HOOKS_LTO): New macro.
3360 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3361 * langhooks.c (output.h): Add include.
3362 (saved_section): New static variable.
3363 (lhd_begin_section): New function.
3364 (lhd_write_section_data): New function.
3365 (lhd_end_section): New function.
3366 * langhooks.h (struct lang_hooks_for_lto): New structure.
3367 (struct lang_hooks): Add member lto.
3368 * Makefile.in (langhooks.o): Add dependency on output.h.
3370 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3372 2009-10-03 Richard Guenther <rguenther@suse.de>
3374 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3377 2009-10-03 Simon Baldwin <simonb@google.com>
3378 Richard Guenther <rguenther@suse.de>
3379 Janis Johnson <janis187@us.ibm.com>
3380 Doug Kwan <dougkwan@google.com>
3381 Diego Novillo <dnovillo@google.com>
3382 Ramana Radhakrishnan <ramana.r@gmail.com>
3383 Ollie Wild <aaw@google.com>
3385 * doc/install.texi: Add documentation for libelf and --enable-lto.
3386 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3387 -flto-report, -flto-compression-level and -use-linker-plugin.
3388 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3389 Add section for LTO Testing.
3391 2009-10-02 Cary Coutant <ccoutant@google.com>
3393 Add support for comdat type sections for DWARF v4.
3394 Merge from dwarf4 branch.
3396 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3397 (dw_die_ref): Define vector type.
3398 (enum dw_val_class): Add dw_val_class_data8.
3399 (struct dw_val_struct): Add v.val_data8.
3400 (comdat_type_node_ref): New type.
3401 (struct die_struct): Move die_symbol into a union; add new field
3402 die_type_node. Change all uses.
3403 (comdat_type_node): New type.
3404 (skeleton_chain_node): New type.
3405 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3406 (comdat_type_list): New variable.
3407 (dwarf_tag_name): Add DW_TAG_type_unit.
3408 (dwarf_attr_name): Add DW_AT_signature.
3409 (add_AT_data8): New function.
3410 (replace_child): New function.
3411 (move_all_children): New function.
3412 (print_signature): New function.
3413 (print_die): Print signature information; add dw_val_class_data8.
3414 (attr_checksum): Support dw_val_class_data8.
3415 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3416 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3417 (checksum_sleb128, checksum_uleb128): New functions.
3418 (checksum_die_context): New function.
3419 (loc_checksum_ordered): New function.
3420 (attr_checksum_ordered): New function.
3421 (struct checksum_attributes): New structure.
3422 (collect_checksum_attributes): New function.
3423 (die_checksum_ordered): New function.
3424 (generate_type_signature): New function.
3425 (same_dw_val_p): Add dw_val_class_data8.
3426 (is_symbol_die): Use new is_declaration_die function.
3427 (is_declaration_die): New function.
3428 (should_move_die_to_comdat): New function.
3429 (clone_die): New function.
3430 (clone_tree): New function.
3431 (clone_as_declaration): New function.
3432 (copy_declaration_context): New function.
3433 (generate_skeleton_ancestor_tree): New function.
3434 (generate_skeleton_bottom_up): New function.
3435 (generate_skeleton): New function.
3436 (remove_child_or_replace_with_skeleton): New function.
3437 (break_out_comdat_types): New function.
3438 (struct decl_table_entry): New type.
3439 (htab_decl_hash): New function.
3440 (htab_decl_eq): New function.
3441 (htab_decl_del): New function.
3442 (copy_ancestor_tree): New function.
3443 (copy_decls_walk): New function.
3444 (copy_decls_for_unworthy_types): New function.
3445 (build_abbrev_table): Don't assert on missing die_symbol when doing
3446 comdat type sections.
3447 (size_of_die): Use DW_FORM_sig8 for external references. Add
3449 (unmark_dies): Don't assert for unmarked dies when doing comdat
3451 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3452 (output_signature): New function.
3453 (output_die): Likewise.
3454 (output_compilation_unit_header): Mark output as DWARF version 3
3455 even if generating DWARF 4.
3456 (output_comdat_type_unit): New function.
3457 (output_line_info): Mark output as DWARF version 3 even if generating
3459 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3461 (dwarf2out_end_source_file): Likewise.
3462 (prune_unused_types_walk_attribs): Don't follow references into
3463 comdat type sections.
3464 (prune_unused_types_mark): When generating type units, do not mark
3465 children of non-defining declarations of types; do mark children of
3467 (prune_unused_types): Process comdat type sections.
3468 (htab_ct_hash): New function.
3469 (htab_ct_eq): New function.
3470 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3471 Add a pointer to the line table from type unit entries so
3472 DW_AT_decl_file has meaning.
3473 * varasm.c (default_elf_asm_named_section): Use identifier name as
3474 comdat key instead of lang hook.
3476 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3478 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3480 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3482 * config/i386/i386.md (SWIM248): New mode iterator.
3483 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3484 divmodhi4 patterns using SWIM248 macro.
3485 (*divmod<mode>4): Macroize insn_and_split pattern from
3486 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3487 and their corresponding splitters usign SWIM248 macro. Split SImode
3488 insn to generate cltd and DImode insn to generate cqto instead of
3489 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3490 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3491 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3492 *divmodsi_noext patterns using SWIM248 macro.
3493 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3494 udivmodhi4 patterns using SWIM248 macro.
3495 (*udivmod<mode>4): Macroize insn_and_split pattern from
3496 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3497 corresponding splitters using SWIM248 macro.
3498 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3499 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3501 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3503 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3504 of zero-sized element is zero-sized regardless of its extent.
3506 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3509 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3510 * configure: Regenerated.
3511 * config.in: Regenerated.
3512 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3513 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3514 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3515 not emitting .eh_frame, emit .cfi_sections .debug_frame
3520 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3521 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3523 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3524 vars use DECL_RTL with resetting it back to NULL afterwards.
3525 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3526 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3527 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3528 the attribute type allows it, otherwise use DW_FORM_dataN.
3529 (mem_loc_descriptor): Handle CONST_STRING.
3530 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3531 Handle MEM with CONST_STRING address using add_AT_string.
3532 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3533 CONST_STRING for const arrays initialized with a string literal.
3534 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3535 (dwarf2out_finish): Call resolve_addr.
3537 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3538 Maxim Kuvyrkov <maxim@codesourcery.com>
3540 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3542 2009-10-02 Nick Clifton <nickc@redhat.com>
3544 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3545 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3547 2009-10-01 Jan Hubicka <jh@suse.cz>
3549 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3550 (cgraph_create_virtual_clone): Just pass redirect_callers
3552 * cgraph.h (cgraph_clone_node): Update prototype.
3553 * ipa-pure-const.c (self_recursive_p): New function.
3554 (propagate): Use it.
3555 * ipa-inline.c (cgraph_clone_inlined_nodes,
3556 cgraph_decide_recursive_inlining): Update.
3558 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3560 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3561 instructions for TARGET_OCTEON.
3563 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3565 * config/arm/arm.c (arm_override_options): Turn off
3566 flag_dwarf2_cfi_asm for AAPCS variants.
3568 2009-10-01 Martin Jambor <mjambor@suse.cz>
3571 * tree-sra.c (convert_callers): Do not call
3572 compute_inline_parameters on one caller more than once.
3574 2009-10-01 Nick Clifton <nickc@redhat.com>
3576 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3577 an empty string if not already defined.
3579 2009-10-01 Martin Jambor <mjambor@suse.cz>
3582 * tree-sra.c (is_va_list_type): New function.
3583 (find_var_candidates): Call is_va_list_type.
3584 (find_param_candidates): Check that the type or the type pointed
3585 to are not va_list types.
3587 2009-10-01 Martin Jambor <mjambor@suse.cz>
3590 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3591 DECL_ARTIFICIAL (param_decl) is true.
3593 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3595 * tree.h (tree_decl_common::lang_flag_8): New.
3596 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3598 * c-common.h (RID_CONSTEXPR): New.
3600 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3602 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3603 Use ref-all pointers.
3604 (alpha_gimplify_va_arg): Ditto.
3606 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3609 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3610 before insn counting loop now that BB_END (bb) is counted. Ensure
3611 the return value isn't zero.
3613 2009-09-30 Nick Clifton <nickc@redhat.com>
3615 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3616 with separate definitions of c_target_objs and cxx_target_objs.
3617 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3619 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3620 sh_symbian_import_export_class.
3621 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3622 * config/sh/symbian.c: Delete, moving code into...
3623 * config/sh/symbian-base.c: ... here
3624 * config/sh/symbian-c.c: ... and here
3625 * config/sh/symbian-cxx.c: ... and here.
3627 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3630 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3631 of plus RTX into register.
3633 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3635 * doc/install.texi: Linguistic and markup fixes.
3636 (Configuration) <--disable-cpp>: Remove description.
3637 <--enable-maintainer-mode>: Autotools files are affected, too.
3638 <--with-sysroot>: Improve description.
3639 (Building): Bump required GNU make version.
3641 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3643 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3644 (x86_64-*-*): Ditto.
3646 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3647 intrinisics for FMA4.
3648 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3649 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3650 Add FMA4 check and fma4intrin.h.
3651 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3653 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3654 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3655 constant for FMA4 support.
3656 (UNSPEC_FMA4_FMADDSUB): Ditto.
3657 (UNSPEC_FMA4_FMSUBADD): Ditto.
3658 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3659 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3660 (ix86_expand_fma4_multiple_memory): Ditto.
3661 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3662 (OPTION_MASK_ISA_FMA4_UNSET): New.
3663 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3664 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3665 (ix86_handle_option): Handle -mfma4.
3666 (isa_opts): Handle -mfma4.
3667 (enum pta_flags): Add PTA_FMA4.
3668 (override_options): Add FMA4 support.
3669 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3670 (IX86_BUILTIN_VFMADDSD): Ditto.
3671 (IX86_BUILTIN_VFMADDPS): Ditto.
3672 (IX86_BUILTIN_VFMADDPD): Ditto.
3673 (IX86_BUILTIN_VFMSUBSS): Ditto.
3674 (IX86_BUILTIN_VFMSUBSD): Ditto.
3675 (IX86_BUILTIN_VFMSUBPS): Ditto.
3676 (IX86_BUILTIN_VFMSUBPD): Ditto.
3677 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3678 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3679 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3680 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3681 (IX86_BUILTIN_VFNMADDSS): Ditto.
3682 (IX86_BUILTIN_VFNMADDSD): Ditto.
3683 (IX86_BUILTIN_VFNMADDPS): Ditto.
3684 (IX86_BUILTIN_VFNMADDPD): Ditto.
3685 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3686 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3687 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3688 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3689 (IX86_BUILTIN_VFMADDPS256): Ditto.
3690 (IX86_BUILTIN_VFMADDPD256): Ditto.
3691 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3692 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3693 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3694 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3695 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3696 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3697 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3698 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3699 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3700 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3701 (enum multi_arg_type): New enum for describing the various FMA4
3702 intrinsic argument types.
3703 (bdesc_multi_arg): New table for FMA4 intrinsics.
3704 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3705 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3707 (ix86_expand_builtin): Add FMA4 intrinsic support.
3708 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3709 operand instructions.
3710 (ix86_expand_fma4_multiple_memory): New function to split the
3711 second memory reference from FMA4 instructions.
3712 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3713 (ssemodesuffixf2s): Ditto.
3714 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3716 (fma4_fmsub<mode>4): Ditto.
3717 (fma4_fnmadd<mode>4): Ditto.
3718 (fma4_fnmsub<mode>4): Ditto.
3719 (fma4_vmfmadd<mode>4): Ditto.
3720 (fma4_vmfmsub<mode>4): Ditto.
3721 (fma4_vmfnmadd<mode>4): Ditto.
3722 (fma4_vmfnmsub<mode>4): Ditto.
3723 (fma4_fmadd<mode>4256): Ditto.
3724 (fma4_fmsub<mode>4256): Ditto.
3725 (fma4_fnmadd<mode>4256): Ditto.
3726 (fma4_fnmsub<mode>4256): Ditto.
3727 (fma4_fmaddsubv8sf4): Ditto.
3728 (fma4_fmaddsubv4sf4): Ditto.
3729 (fma4_fmaddsubv4df4): Ditto.
3730 (fma4_fmaddsubv2df4): Ditto.
3731 (fma4_fmsubaddv8sf4): Ditto.
3732 (fma4_fmsubaddv4sf4): Ditto.
3733 (fma4_fmsubaddv4df4): Ditto.
3734 (fma4_fmsubaddv2df4): Ditto.
3735 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3736 instructions for intrinsics.
3737 (fma4i_fmsub<mode>4): Ditto.
3738 (fma4i_fnmadd<mode>4): Ditto.
3739 (fma4i_fnmsub<mode>4): Ditto.
3740 (fma4i_vmfmadd<mode>4): Ditto.
3741 (fma4i_vmfmsub<mode>4): Ditto.
3742 (fma4i_vmfnmadd<mode>4): Ditto.
3743 (fma4i_vmfnmsub<mode>4): Ditto.
3744 (fma4i_fmadd<mode>4256): Ditto.
3745 (fma4i_fmsub<mode>4256): Ditto.
3746 (fma4i_fnmadd<mode>4256): Ditto.
3747 (fma4i_fnmsub<mode>4256): Ditto.
3748 (fma4i_fmaddsubv8sf4): Ditto.
3749 (fma4i_fmaddsubv4sf4): Ditto.
3750 (fma4i_fmaddsubv4df4): Ditto.
3751 (fma4i_fmaddsubv2df4): Ditto.
3752 (fma4i_fmsubaddv8sf4): Ditto.
3753 (fma4i_fmsubaddv4sf4): Ditto.
3754 (fma4i_fmsubaddv4df4): Ditto.
3755 (fma4i_fmsubaddv2df4): Ditto.
3757 * doc/invoke.texi (-mfma4): Add documentation.
3758 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3760 2009-09-29 Richard Henderson <rth@redhat.com>
3762 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3763 an edge to the new destination block.
3765 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3768 * pa.c (hppa_profile_hook): Use
3769 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3771 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3772 Alexander Monakov <amonakov@ispras.ru>
3775 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3776 (not_postinc_memory_operand): New.
3777 (not_postinc_move_operand): New.
3778 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3779 (*cmovsi_internal): Ditto.
3781 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3783 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3784 restrict issue_rate in first pass when scheduling for register
3787 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3788 Rafael Avila de Espindola <espindola@google.com>
3790 * gengtype.c (plugin_output): New.
3791 (get_output_file_with_visibility): Return plugin_output for plugins.
3792 (main): Parse and use the -P option.
3793 * gty.texi: Update the command line format.
3795 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3798 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3800 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3801 out if !const_ok_for_output.
3804 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3805 case VAR_LOCATION>: Remove gcc_unreachable ().
3807 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3809 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3810 (x86_64-*-*): Ditto.
3811 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3812 back to smmintrin.h.
3813 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3814 * config/i386/x86intrin.h: Remove SSE5.
3815 * config/i386/mmintrin-common.h: Delete file.
3816 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3818 2009-09-29 Richard Guenther <rguenther@suse.de>
3820 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3821 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3823 2009-09-29 Nick Clifton <nickc@redhat.com>
3825 * function.c (current_function_name): If there is no current
3826 function just return "<none>".
3828 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3830 * tree-pass.h (register_pass_info): New structure.
3831 (pass_positioning_ops): Move enum from gcc-plugin.h.
3832 (register_pass): New function.
3833 * gcc-plugin.h (plugin_pass): Delete structure.
3834 (pass_positioning_ops): Delete enum.
3835 * plugin.c (regsiter_pass): Delete function.
3836 (position_pass): Delete function.
3837 (added_pass_nodes): Delete variable.
3838 (prev_added_pass_nodes): Delete variable.
3839 (pass_list_node): Delete structure.
3840 * passes.c (make_pass_instance): New function.
3841 (next_pass_1): Change to call make_pass_instance.
3842 (pass_list_node): Move structure from gcc-plugin.h.
3843 (added_pass_nodes): Move variable from plugin.c.
3844 (prev_added_pass_nodes): Move variable from plugin.c.
3845 (position_pass): New function.
3846 (register_pass): New function.
3848 2009-09-28 Easwaran Raman <eraman@google.com>
3850 * ifcvt.c (noce_try_abs): Recognize pattern and call
3851 expand_one_cmpl_abs_nojump.
3852 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3853 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3855 2009-09-28 Ian Lance Taylor <iant@google.com>
3858 * c-opts.c (c_common_handle_option): Don't set
3859 warn_jump_misses_init for -Wall.
3860 * doc/invoke.texi (Warning Options): Update documentation.
3862 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3864 * Makefile.in ($(out_object_file)): Depend on
3865 gt-$(basename $(notdir $(out_file))).h.
3867 2009-09-28 Richard Henderson <rth@redhat.com>
3869 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3870 * except.c (gen_eh_region): Set it.
3871 (duplicate_eh_regions_1): Copy it.
3872 * tree-eh.c (lower_resx): Use it to determine which function
3875 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3876 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3877 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3878 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3879 BUILT_IN_CXA_END_CLEANUP if necessary.
3881 * c-common.c (c_define_builtins): Update call to
3882 build_common_builtin_nodes.
3884 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3886 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3888 2009-09-28 Michael Matz <matz@suse.de>
3890 * builtins.c (interclass_mathfn_icode): New helper.
3891 (expand_builtin_interclass_mathfn): Use it here, and split folding
3893 (fold_builtin_interclass_mathfn): ... this new folder.
3894 (build_call_nofold_loc): New static helper.
3895 (build_call_nofold): New wrapper macro for above.
3896 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3897 (expand_builtin_pow): Ditto.
3898 (expand_builtin_memset_args): Ditto.
3899 (expand_builtin_printf): Ditto.
3900 (expand_builtin_fprintf): Ditto.
3901 (expand_builtin_sprintf): Ditto.
3902 (expand_builtin_memory_chk): Ditto.
3903 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3904 (expand_builtin_stpcpy): Ditto.
3905 (expand_builtin_strcmp): Ditto.
3906 (expand_builtin_strncmp): Ditto.
3907 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
3908 (expand_builtin_strcpy_args): Don't call folders.
3909 (expand_builtin_memcmp): Ditto.
3910 (expand_builtin_strncpy): Ditto, and use target.
3911 (expand_builtin_memcpy): Ditto.
3912 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3913 expand_builtin_strpbrk, expand_builtin_memmove,
3914 expand_builtin_memmove_args, expand_builtin_bcopy,
3915 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
3916 expand_builtin_strspn, expand_builtin_strcspn,
3917 expand_builtin_fputs): Remove these.
3918 (expand_builtin): Don't call the above, change calls to other
3919 expanders that changed prototype.
3920 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
3921 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
3922 fold_builtin_interclass_mathfn.
3923 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
3924 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
3926 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
3927 * passes.c (init_optimization_passes): Move pass_fold_builtins
3928 after last phiopt pass.
3929 * tree-inline.c (fold_marked_statements): When folding builtins
3930 iterate over all instruction potentially generated.
3931 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
3933 (fold_gimple_call): Use it to always fold calls (into potentially
3934 multiple instructions).
3935 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
3936 calls into zero at this time.
3937 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
3938 statements generated by builtin folding.
3940 2009-09-28 Nick Clifton <nickc@redhat.com>
3942 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
3944 2009-09-28 Duncan Sands <baldrick@free.fr>
3946 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
3947 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
3948 (register_callback): Dispatch it.
3949 (invoke_plugin_callbacks): Incorporate in sanity check.
3950 * ggc.h (ggc_register_cache_tab): Add declaration.
3951 * ggc-common.c (ggc_register_root_tab): Simplify.
3952 (const_ggc_cache_tab_t): New typedef.
3953 (extra_cache_vec): New vector of dynamically added cache tables.
3954 (ggc_register_cache_tab): New function.
3955 (ggc_scan_cache_tab): New function.
3956 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
3957 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
3959 2009-09-27 Richard Henderson <rth@redhat.com>
3961 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
3962 which we remove __builtin_stack_restore.
3964 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
3966 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
3967 to test for GRD_INVARIANT.
3968 (simple_rhs_p): Anything that's function_invariant_p is fine.
3970 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
3972 * gengtype.c (main): Use plunge_files instead of plugin_output.
3974 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
3975 Rafael Avila de Espindola <espindola@google.com>
3977 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
3978 Don't print pch related info if it is false.
3979 (main): Don't print pch info in plugin mode.
3981 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3983 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
3984 with dw_val_class_const_double.
3985 (struct dw_val_struct): Replace val_long_long with val_double and
3986 adjust for above change.
3987 (output_loc_operands): Likewise.
3988 (add_AT_long_long): Rename into...
3989 (add_AT_double): ...this.
3990 (print_die): Replace dw_val_class_long_long with
3991 dw_val_class_const_double and adjust.
3992 (attr_checksum): Likewise.
3993 (same_dw_val_p): Likewise.
3994 (size_of_die): Likewise.
3995 (value_format): Likewise.
3996 (output_die): Likewise.
3997 (loc_descriptor) <CONST_DOUBLE>: Likewise.
3998 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
3999 instead of add_AT_long_long.
4000 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4001 value with the precision of its type.
4003 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4006 * c-typeck.c (build_conditional_expr): Use the readonly and
4007 volatile flags of the operand types, not of the operands itself.
4009 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4011 * collect2.c (main): Look for -brtl before adding libraries.
4013 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4015 * config.gcc: Update OpenBSD targets.
4016 * config/openbsd-stdint.h: New file.
4017 * config/openbsd-libpthread.h: New file.
4018 * config/openbsd.h: Update and break out LIB_SPEC definition.
4019 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4020 * config/i386/openbsdelf.h: Correct types.
4021 * config/m68k/openbsd.h: Likewise.
4022 * config/mips/openbsd.h: Likewise.
4023 * config/vax/openbsd.h: Likewise.
4025 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4027 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4028 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4029 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4030 of the length and zero.
4032 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4034 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4035 (FLAGS_H): Add options.h $(REAL_H).
4036 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4037 (TREE_VECTORIZER_H): New.
4038 (EBITMAP_H): Renamed from EBIMAP_H.
4039 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4040 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4041 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4042 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4043 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4044 (graphite-clast-to-gimple.o, graphite-dependences.o)
4045 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4046 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4047 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4048 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4049 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4050 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4051 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4052 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4053 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4054 updated and fixed as per above changes and per
4055 check_makefile_deps.sh output.
4058 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4059 * configure: Regenerate.
4061 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4063 * doc/install.texi: Update minimum MPC version to 0.7.
4065 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4067 * doc/install.texi (Binaries): Remove reference to the binary
4068 distribution CD-ROM from the FSF.
4070 2009-09-26 Michael Matz <matz@suse.de>
4074 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4075 that are mentioned in the body.
4077 2009-09-26 Michael Matz <matz@suse.de>
4079 PR tree-optimization/41454
4080 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4081 (tree_ssa_dominator_optimize): Don't allocate and free it.
4082 (dom_opt_leave_block): Don't iterate over it.
4083 (eliminate_redundant_computations): Don't return a value.
4084 (cprop_operand, cprop_into_stmt): Ditto.
4085 (optimize_stmt): Don't defer updating stmts.
4087 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4089 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4090 generic_parameter_die, template_parameter_pack_die,
4091 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4092 renaming DW_TAG_formal_parameter_pack and
4093 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4094 and DW_TAG_GNU_template_parameter_pack.
4096 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4098 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4099 * config/v850/v850.c (v850_function_value): New function.
4100 (TARGET_FUNCTION_VALUE): Define.
4102 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4104 * tree-vect-stmts.c (vectorizable_call): Call
4105 mark_symbols_for_renaming after vect_finish_stmt_generation.
4107 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4108 to loc_descriptor_from_tree.
4109 (add_location_or_const_value_attribute): Pass 0 instead of 2
4110 for decl_by_reference_p decls.
4112 2009-09-25 Richard Guenther <rguenther@suse.de>
4115 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4118 2009-09-25 Ben Elliston <bje@au.ibm.com>
4120 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4123 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4125 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4126 form of instruction.
4128 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4131 * fold-const.c (const_binop): Handle complex int division.
4132 * tree-complex.c (expand_complex_div_straight,
4133 expand_complex_div_wide): Update comments.
4135 2009-09-24 DJ Delorie <dj@redhat.com>
4138 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4139 (reg_class): Likewise.
4140 (REG_CLASS_NAMES): Likewise.
4141 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4142 (m32c_override_options): Disable -fivopts for M32C.
4144 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4146 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4147 Delete VSX load/store with update support.
4148 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4149 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4153 (VStype_load_update): Ditto.
4154 (VStype_store_update): Ditto.
4155 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4156 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4158 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4159 load/store with update builtins.
4161 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4163 * libgcc2.c (L_trampoline): Prototype for getpagesize
4164 and mprotect in WINNT case.
4166 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4168 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4169 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4170 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4171 'outgoing' argument.
4172 (TARGET_FUNCTION_VALUE): Define.
4174 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4176 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4178 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4181 * common.opt: Initialize dwarf_strict to -1.
4182 * toplev.c (process_options): Catch unset dwarf_strict
4183 and set to 0 for all targets not overriding.
4184 * config/darwin.c (darwin_override_options): Catch unset
4185 dwarf_strict and override to 1.
4187 2009-09-24 Jeff Law <law@redhat.com>
4189 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4191 2009-09-24 Richard Guenther <rguenther@suse.de>
4193 PR tree-optimization/36143
4194 PR tree-optimization/38747
4195 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4196 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4198 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4201 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4202 return false instead of gcc_unreachable (). For CONST return the
4203 value returned by recursive call instead of always returning true.
4204 (tree_add_const_value_attribute): Return the value returned by
4205 add_const_value_attribute instead of always returning true if rtl
4208 2009-09-23 Justin Seyster <jrseys@gmail.com>
4210 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4212 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4214 * cgraphunit.c (cgraph_lower_function): Revert last change.
4215 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4216 instead of DECL_NO_STATIC_CHAIN.
4217 * tree-cfg.c (verify_gimple_call): Likewise.
4218 * tree-nested.c (get_chain_decl, get_chain_field,
4219 convert_tramp_reference_op, convert_gimple_call): Likewise.
4220 (convert_all_function_calls): Likewise. Always set or clear
4221 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4222 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4223 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4225 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4226 DECL_NO_STATIC_CHAIN.
4227 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4228 instead of DECL_NO_STATIC_CHAIN.
4229 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4230 decl_function_context.
4231 * varasm.c (initializer_constant_valid_p): Likewise.
4232 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4233 (DECL_STATIC_CHAIN): ... this.
4234 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4235 instead of DECL_NO_STATIC_CHAIN.
4237 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4238 Rafael Avila de Espindola <espindola@google.com>
4240 * gengtype.c (nb_plugin_files): Make it unsigned to match
4241 num_gt_files. Adjust other variables to avoid warnings.
4242 (main): Allocate an all zero lang_bitmap before each plugin file name
4243 to match regular file names.
4245 2009-09-23 Richard Henderson <rth@redhat.com>
4247 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4248 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4249 static chain passed in memory.
4250 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4251 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4252 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4253 STATIC_CHAIN_REGNUM defined.
4255 * config/picochip/picochip-protos.h: s/class/klass/.
4256 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4257 (picochip_static_chain): New.
4258 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4259 (STATIC_CHAIN_INCOMING): Remove.
4261 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4262 (xtensa_static_chain): New.
4263 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4264 (STATIC_CHAIN_INCOMING): Remove.
4266 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4268 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4269 * config/pa/pa-protos.h (function_value): Remove.
4270 * config/pa/pa.c (pa_function_value): Rename from function_value.
4271 Make static, add 'outgoing' argument.
4272 (TARGET_FUNCTION_VALUE): Define.
4274 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4276 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4277 instead of cfun->machine->is_leaf.
4278 * config/avr/avr.h (machine_function): Remove is_leaf field.
4280 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4283 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4284 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4285 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4286 the same size, prefer DW_OP_stack_value.
4287 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4288 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4290 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4293 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4295 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4298 * cfgexpand.c (convert_debug_memory_address): New.
4299 (expand_debug_expr): Convert base address and offset to the same
4300 mode. Use it to convert addresses to other modes. Accept
4303 2009-09-23 Richard Guenther <rguenther@suse.de>
4305 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4306 produced for bigendian targets with promoted subregs.
4308 2009-09-23 Richard Guenther <rguenther@suse.de>
4310 * value-prof.c (gimple_ic): Purge old EH edges only after building
4313 2009-09-23 Nick Clifton <nickc@redhat.com>
4315 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4317 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4320 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4323 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4324 on non-nested functions.
4326 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4327 Jan Hubicka <jh@suse.cz>
4329 * dwarf2out.c (loc_list_plus_const): Only define if
4330 DWARF2_DEBUGGING_INFO.
4331 (address_of_int_loc_descriptor): Likewise.
4334 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4336 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4339 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4340 constant is more than zero.
4342 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4345 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4346 call final to emit non-scheduled prologue, instead insert at entry.
4348 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4349 Joseph S. Myers <joseph@codesourcery.com>
4351 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4353 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4354 Rafael Avila de Espindola <espindola@google.com>
4356 * gengtype.c (is_file_equal): New function.
4357 (close_output_files): Use is_file_equal. Free of->buf.
4359 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4360 Rafael Avila de Espindola <espindola@google.com>
4362 * gengtype.c (write_types, write_local): Add the output_header
4363 argument. Update all callers.
4365 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4367 * dwarf2out.c (template_parameter_pack_die,
4368 gen_formal_parameter_pack_die ): New functions.
4369 (make_ith_pack_parameter_name): Remove this function.
4370 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4371 DW_TAG_formal_parameter_pack.
4372 (gen_generic_params_dies): Represent each template parameter pack
4373 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4374 represented by usual DW_TAG_template_*_parameter DIEs that are
4375 children of the DW_TAG_template_parameter_pack element DIE.
4376 (generic_parameter_die): This doesn't deal with parameter pack
4377 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4378 of parameter pack DIEs.
4379 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4380 in certain cases, e.g. for pack elements.
4381 (gen_formal_types_die, gen_decl_die): Adjust usage of
4382 gen_formal_parameter_die.
4383 (gen_subprogram_die): Represent each function parameter pack by a
4384 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4385 represented by usual DW_TAG_formal_parameter DIEs that are children
4386 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4387 ____builtin_va_alist decls as no part of the compiler uses those
4389 * langhooks.h (struct lang_hooks_for_decls): Add
4390 function_parm_expanded_from_pack_p, get_generic_function_decl
4391 and function_parameter_pack_p hooks. Fix comment for
4392 get_innermost_generic_parms hook.
4393 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4394 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4395 macros and use them to initialize lang_hook.
4397 2009-09-22 Richard Henderson <rth@redhat.com>
4399 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4400 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4401 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4402 on TRAMPOLINE_TEMPLATE.
4403 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4404 TRAMPOLINE_ADJUST_ADDRESS.
4405 * targhooks.c (default_asm_trampoline_template): Remove.
4406 (default_trampoline_adjust_address): Remove.
4407 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4408 * targhooks.h: Update decls.
4410 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4412 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4413 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4414 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4416 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4419 * reload1.c (reload): Reset debug insns with pseudos without
4422 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4424 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4425 unconditional true for decimal float modes.
4426 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4427 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4429 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4431 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4432 Enable a new case for __FreeBSD__ >= 7.
4433 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4434 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4435 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4436 and USE_LD_AS_NEEDED.
4438 * doc/install.texi (*-*-freebsd*): Update target information.
4440 2009-09-22 Richard Guenther <rguenther@suse.de>
4443 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4444 arrays really properly.
4446 2009-09-22 Richard Henderson <rth@redhat.com>
4449 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4450 calls.static_chain, calls.trampoline_init,
4451 calls.trampoline_adjust_address.
4452 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4453 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4454 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4455 * builtins.c (expand_builtin_setjmp_receiver): Use
4456 targetm.calls.static_chain; only clobber registers.
4457 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4458 set up memory attributes properly for the trampoline block.
4459 (expand_builtin_adjust_trampoline): Use
4460 targetm.calls.trampoline_adjust_address.
4461 * calls.c (prepare_call_address): Add fndecl argument. Use
4462 targetm.calls.static_chain.
4463 * df-scan.c (df_need_static_chain_reg): Remove.
4464 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4465 consolodate static chain handling.
4466 * doc/tm.texi: Document new hooks.
4467 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4468 (init_emit_regs): Don't initialize them.
4469 * expr.h (prepare_call_address): Update decl.
4470 * final.c (profile_function): Use targetm.calls.static_chain.
4471 * function.c (expand_function_start): Likewise.
4472 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4473 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4474 only clobber registers.
4475 * targhooks.c (default_static_chain): New.
4476 (default_asm_trampoline_template, default_trampoline_init): New.
4477 (default_trampoline_adjust_address): New.
4478 * targhooks.h: Declare them.
4479 * varasm.c (assemble_trampoline_template): Use
4480 targetm.asm_out.trampoline_template. Make the memory block const
4483 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4484 alpha_initialize_trampoline. Make static. Merge VMS parameter
4485 differences into the TARGET_ABI_OPEN_VMS code block.
4486 (TARGET_TRAMPOLINE_INIT): New.
4487 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4488 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4489 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4490 (INITIALIZE_TRAMPOLINE): Remove.
4492 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4493 (TRAMPOLINE_TEMPLATE): Merge with ...
4494 (INITIALIZE_TRAMPOLINE): ... this and move ...
4495 * config/arc/arc.c (arc_trampoline_init): ... here.
4496 (TARGET_TRAMPOLINE_INIT): New.
4498 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4499 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4500 (arm_asm_trampoline_template): New.
4501 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4502 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4503 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4504 code to arm_asm_trampoline_template.
4505 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4506 arm_trampoline_adjust_address.
4507 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4508 adjust for target hook parameters.
4510 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4513 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4514 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4515 (bfin_trampoline_init): Rename from initialize_trampoline;
4516 make static; update for target hook parameters.
4517 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4518 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4519 bfin_asm_trampoline_template.
4520 (INITIALIZE_TRAMPOLINE): Remove.
4522 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4523 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4524 cris_trampoline_init): New.
4525 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4526 cris_asm_trampoline_template.
4527 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4528 adjust for target hook parameters.
4530 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4532 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4533 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4534 fr30_trampoline_init): New.
4535 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4536 fr30_asm_trampoline_template.
4537 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4538 adjust for target hook parameters.
4540 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4541 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4542 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4543 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4544 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4546 * config/h8300/h8300.c (h8300_trampoline_init): New.
4547 (TARGET_TRAMPOLINE_INIT): New.
4548 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4549 to h8300_trampoline_init and adjust for hook parameters.
4551 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4552 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4553 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4554 make static; adjust for hook parameters.
4555 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4557 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4558 (TARGET_TRAMPOLINE_INIT): New.
4559 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4560 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4561 iq2000_asm_trampoline_template.
4562 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4563 (TRAMPOLINE_CODE_SIZE): New.
4564 (TRAMPOLINE_SIZE): Use it.
4565 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4567 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4568 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4569 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4570 adjust for hook parameters.
4571 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4573 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4574 (m32r_trampoline_init): New.
4575 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4576 m32r_trampoline_init.
4578 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4579 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4580 make static; update for hook parameters.
4581 * config/m68hc11/m68hc11-protos.h: Update.
4582 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4584 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4585 (TARGET_TRAMPOLINE_INIT): New.
4586 (mcore_function_value): Fix typo.
4587 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4588 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4589 to mcore_asm_trampoline_template.
4590 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4592 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4593 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4594 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4595 update for hook parameters.
4596 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4598 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4599 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4600 mips_trampoline_init): New.
4601 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4602 mips_asm_trampoline_template.
4603 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4604 update for hook parameters.
4606 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4607 (TARGET_TRAMPOLINE_INIT): New.
4608 (mmix_trampoline_size): Remove.
4609 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4610 make static. Remove out-of-date tetra vs octa comment.
4611 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4612 make static; update for hook parameters.
4613 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4614 (INITIALIZE_TRAMPOLINE): Remove.
4615 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4616 (TRAMPOLINE_ALIGNMENT): New.
4617 * gcc/config/mmix/mmix-protos.h: Update.
4619 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4620 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4621 mn10300_trampoline_init): New.
4622 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4623 mn10300_asm_trampoline_template.
4624 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4626 * config/moxie/moxie.c (moxie_static_chain,
4627 moxie_asm_trampoline_template, moxie_trampoline_init,
4628 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4629 TARGET_TRAMPOLINE_INIT): New.
4630 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4631 moxie_trampoline_init.
4632 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4633 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4635 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4636 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4637 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4638 pa_trampoline_adjust_address): New.
4639 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4640 pa_asm_trampoline_template.
4641 (TRAMPOLINE_ALIGNMENT): New.
4642 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4643 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4644 adjust for hook parameters.
4645 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4647 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4648 (TARGET_TRAMPOLINE_INIT): New.
4649 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4650 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4652 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4654 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4655 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4656 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4657 make static; adjust parameters for the hook.
4658 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4660 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4661 s390_trampoline_template; make static.
4662 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4663 make static; adjust for target hook.
4664 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4665 * config/s390/s390-protos.h: Remove trampoline decls.
4666 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4667 (TRAMPOLINE_TEMPLATE): Remove.
4668 (TRAMPOLINE_ALIGNMENT): New.
4670 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4671 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4672 (TARGET_TRAMPOLINE_INIT): New.
4673 (score_asm_trampoline_template): New.
4674 (score_trampoline_init): Rename from score_initialize_trampoline;
4675 make static; adjust for hook parameters.
4676 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4677 score[37]_asm_trampoline_template.
4678 (INITIALIZE_TRAMPOLINE): Remove.
4679 * config/score/score3.c (score3_asm_trampoline_template): New.
4680 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4681 adjust for target hook.
4682 * config/score/score7.c (score7_asm_trampoline_template): New.
4683 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4684 adjust for target hook.
4685 * config/score/score3.h, config/score/score7.h: Update.
4687 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4688 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4689 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4690 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4691 make static; adjust for target hook parameters.
4692 (sh_trampoline_adjust_address): New.
4693 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4694 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4696 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4697 (sparc32_initialize_trampoline): Rename from
4698 sparc_initialize_trampoline; make static; replace tramp parameter
4699 with m_tramp and update memory accesses.
4700 (sparc64_initialize_trampoline): Similarly.
4701 (sparc_trampoline_init): New.
4702 * config/sparc/sparc-protos.h: Remove trampoline decls.
4703 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4704 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4706 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4707 (array_to_constant): Make ARR parameter const.
4708 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4709 make static; update for hook parameters.
4710 * config/spu/spu-protos.h: Update decls.
4711 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4713 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4714 from xstormy16_initialize_trampoline; make static; update for
4716 (TARGET_TRAMPOLINE_INIT): New.
4717 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4719 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4720 (TARGET_TRAMPOLINE_INIT): New.
4721 (v850_can_eliminate): Make static.
4722 (v850_asm_trampoline_template, v850_trampoline_init): New.
4723 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4724 v850_asm_trampoline_template.
4725 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4726 and adjust for target hook parameters.
4728 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4729 (TARGET_TRAMPOLINE_INIT): New.
4730 (vax_asm_trampoline_template, vax_trampoline_init): New.
4731 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4732 vax_asm_trampoline_template.
4733 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4735 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4736 (TARGET_TRAMPOLINE_INIT): New.
4737 (xtensa_asm_trampoline_template): Rename from
4738 xtensa_trampoline_template; make static.
4739 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4740 make static; update for hook parameters.
4741 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4742 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4743 (INITIALIZE_TRAMPOLINE): Remove.
4745 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4746 error for nested functions with regparm=3.
4747 (ix86_compute_frame_layout): Adjust frame pointer offset for
4748 ix86_static_chain_on_stack.
4749 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4750 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4751 don't reset to UNITS_PER_WORD.
4752 (ix86_emit_leave): Adjust ix86_cfa_state.
4753 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4754 (ix86_static_chain): New.
4755 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4756 make static; update for target hook parameters; use ix86_static_chain.
4757 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4758 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4759 (INITIALIZE_TRAMPOLINE): Remove.
4760 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4761 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4762 to the end. Add static_chain_on_stack.
4763 (ix86_static_chain_on_stack): New.
4765 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4766 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4767 (m68k_trampoline_init): New.
4768 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4769 m68k_trampoline_init and adjust for hook parameters.
4770 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4771 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4773 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4775 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4776 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4778 * reload1.c (reload): Call wrap_constant when substituting
4779 reg for equiv inside of DEBUG_INSNs.
4782 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4783 add_call_src_coords_attributes, add_high_low_attributes,
4784 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4785 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4786 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4787 when -gdwarf-2 -gstrict-dwarf.
4788 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4789 -gdwarf-[23] -gstrict-dwarf.
4790 (address_of_int_loc_descriptor, loc_descriptor,
4791 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4792 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4793 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4795 2009-09-22 Richard Guenther <rguenther@suse.de>
4797 PR tree-optimization/41428
4798 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4799 (ccp_finalize): Pass it to substitute_and_fold.
4801 2009-09-22 Richard Guenther <rguenther@suse.de>
4803 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4804 (substitute_and_fold): Adjust prototype.
4805 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4806 (simplify_stmt_using_ranges): Likewise.
4807 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4808 (vrp_fold_stmt): New function.
4809 (vrp_finalize): Pass it to substitute_and_fold.
4810 * tree-flow.h (vrp_evaluate_conditional): Remove.
4811 (simplify_stmt_using_ranges): Likewise.
4812 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4813 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4814 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4816 (fold_predicate_in): Move to tree-vrp.c.
4817 (substitute_and_fold): Use the callback instead of calling into
4818 tree-vrp.c functions directly.
4820 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4822 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4823 comparison warning on rs6000.
4826 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4827 GIMPLE_EH_MUST_NOT_THROW cleanup.
4828 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4830 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4833 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4834 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4835 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4836 libSystem which is derived from the gcc 4.2.1 unwinder.
4838 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4841 * varasm.c (default_encode_section_info): Copy TLS model into
4842 sym_ref flags regardless of backend support for TLS, for all
4843 model types except TLS_MODEL_EMULATED.
4845 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4848 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4849 we can handle it correctly.
4851 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4853 * doc/install.texi (os2): Remove section.
4855 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4857 * doc/standards.texi (Objective-C): Adjust two URLs.
4859 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4861 * tree-tailcall.c (process_assignment): Don't check if a
4862 multiplication or an addition are already present.
4863 (find_tail_calls): Combine multiple additions and multiplications.
4864 (adjust_accumulator_values): Emit accumulators.
4866 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4868 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4869 xmm register restore.
4871 2009-09-21 Jan Hubicka <jh@suse.cz>
4873 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4874 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4877 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4879 * stor-layout.c (layout_type): Remove obsolete code.
4881 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4884 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4886 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4889 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4890 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4891 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4892 * fold-const.c (const_binop): Likewise.
4893 * real.h (do_mpc_arg2): Update prototype.
4895 2009-09-20 Jan Hubicka <jh@suse.cz>
4897 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4898 (add_location_or_const_value_attribute): Rewrite using
4900 (tree_add_const_value_attribute): Return true if successful.
4901 (tree_add_const_value_attribute_for_decl): Likewise.
4903 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4904 (loc_descriptor): ... here;
4905 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4906 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4907 pool items that was not marked for output.
4908 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
4909 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4910 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4911 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
4912 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
4913 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
4914 DW_OP_stack_value to get address of items that are not available
4916 (dw_loc_list): Handle single element lists correctly.
4918 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
4919 Pascal Obry <obry@adacore.com>
4921 * unwind-dw2-fde.c (classify_object_over_fdes):
4922 Cast the constant 1 to _Unwind_Ptr.
4923 (add_fdes): Likewise.
4924 (linear_search_fdes): Likewise.
4926 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
4928 * stor-layout.c (set_sizetype): Avoid useless type copy.
4930 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4932 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
4934 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
4935 * configure, config.in: Regenerate.
4936 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
4938 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
4939 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
4940 for global data if the output could be used in a shared library.
4941 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
4942 to 0 if TARGET_WRITABLE_EH_FRAME.
4944 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4946 PR rtl-optimization/39886
4947 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
4948 just when insn is equal to BB_END (bb).
4950 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
4952 * config/mips/mips.opt (mrelax-pic-calls): New option.
4953 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
4955 (mips_unspec_call): Change "unspec_call" expander into this.
4956 (mips_strip_unspec_call): New function.
4957 (mips_got_load): Call mips_unspec_call instead of
4958 gen_unspec_call<mode>.
4959 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
4961 (mips_cfg_in_reorg): New function.
4962 (mips16_lay_out_constants): Use it to decide whether to call
4963 CFG-aware insn splitting.
4964 (r10k_insert_cache_barriers): Move CFG set-up code from here to
4965 mips_reorg. Move DF set-up code from here ...
4966 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
4968 (mips_reorg): Call mips_df_reorg instead of
4969 r10k_insert_cache_barriers. Move CFG set-up code here from
4970 r10k_insert_cache_barriers.
4971 (mips_call_expr_from_insn): New function.
4972 (mips_pic_call_symbol_from_set): Likewise.
4973 (mips_find_pic_call_symbol): Likewise.
4974 (mips_annotate_pic_call_expr): Likewise.
4975 (mips_get_pic_call_symbol): Likewise.
4976 (mips_annotate_pic_calls): Likewise.
4977 (mips_override_options): Disable -mrelax-pic-calls unless PIC
4979 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
4980 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
4981 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
4983 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
4984 (unspec_call<mode>): Remove it.
4985 (sibcall_internal, sibcall_value_internal,
4986 sibcall_value_multiple_internal, call_internal, call_split,
4987 call_value_internal, call_value_split,
4988 call_value_multiple_internal, call_value_multiple_split): Pass
4989 SIZE_OPNO to MIPS_CALL.
4990 (call_internal_direct, call_direct_split,
4991 call_value_internal_direct, call_value_direct_split): Pass -1 as
4992 SIZE_OPNO to MIPS_CALL.
4993 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
4994 * configure: Regenerate.
4995 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
4996 and -mno-relax-pic-calls.
4997 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
4999 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5002 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5003 in the directory this rule is called from, rather than the
5004 toplevel 'gcc' directory, to fix in-tree build.
5006 2009-09-19 Chris Demetriou <cgd@google.com>
5008 PR preprocessor/28435:
5009 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5010 to cpplib that the preprocessor output is needed.
5012 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5014 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5015 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5016 *return_and_restore_fpregs_<mode>,
5017 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5020 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5021 instead of assuming it has always a REG inside of it.
5023 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5025 * config/freebsd.h: Update comment on types.
5026 (WINT_TYPE): Define.
5028 2009-09-18 Jason Merrill <jason@redhat.com>
5030 * c.opt: Add -fno-deduce-init-list.
5032 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5034 * value-prof.c (interesting_stringop_to_profile_p): Added output
5035 argument to indicate which parameter is the size parameter.
5036 * value-prof.c (gimple_stringop_fixed_value): Use
5037 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5038 * value-prof.c (gimple_stringops_transform): Update call sites to
5039 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5041 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5044 From David Binderman <dcb314@hotmail.com>:
5045 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5046 local variable f. Remove stale comments.
5047 (ix86_compute_frame_layout): Remove useless local variable total_size.
5048 Remove #if 0'd code.
5049 (legitimate_address_p): Remove useless local variables
5050 reason_rtx and reason.
5051 (ix86_split_copysign_const): Remove useless local variable op1.
5052 (scale_counter): Remove useless local variable piece_size_mask.
5054 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5056 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5059 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5062 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5064 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5066 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5069 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5071 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5072 DW_OP_implicit_value even without dwarf_version 4.
5074 2009-09-17 Jan Hubicka <jh@suse.cz>
5076 * dwarf2out.c: Include tree-pass.h and gimple.h.
5077 (loc_list_plus_const): New function.
5078 (loc_descriptor_from_tree_1): Rename to ...
5079 (loc_descriptor_from_tree): ... remove original.
5080 (loc_list_from_tree): New function.
5081 (add_AT_location_description): Accept location list.
5082 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5083 (concatn_mem_loc_descriptor): Remove.
5084 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5086 (secname_for_decl): Move up.
5087 (hidden_reference_p): New function; break out from ...
5088 (loc_by_refernece): ... here; move up.
5089 (dw_loc_list): New function.
5090 (single_element_loc_list): New function.
5091 (single_element_loc_list_p): New function.
5092 (add_loc_descr_to_each): New function.
5093 (add_loc_list): New function.
5094 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5095 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5096 add diagnostics why expansion failed.
5097 (add_location_or_const_value_attribute): Support location lists.
5098 (add_bound_info): Likewise.
5099 (descr_info_loc): Update call of loc_descriptor_from_tree.
5100 (gen_variable_die): Work on location lists.
5101 * final.c (pass_final): Add dump file.
5102 * Makefile.in (dwarf2out.o): Add new dependencies.
5104 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5107 * real.c decimal_from_integer, decimal_integer_string): New.
5108 (real_from_integer): Use them as special case for decimal float.
5109 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5110 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5111 Do not append zero after the decimal point in string to convert.
5113 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5115 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5116 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5118 2009-09-17 Martin Jambor <mjambor@suse.cz>
5120 * common.opt (fipa-sra): New switch.
5121 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5122 * timevar.def (TV_IPA_SRA): New timevar.
5123 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5124 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5125 * tree-sra.c: Include cgraph.c.
5126 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5127 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5128 and grp_not_necessarilly_dereferenced.
5129 (func_param_count): New variable.
5130 (encountered_apply_args): New variable.
5131 (bb_dereferences): New variable.
5132 (final_bbs): New variable.
5133 (no_accesses_representant): New variable.
5134 (no_accesses_p): New function.
5135 (dump_access): Dump the new fields.
5136 (sra_initialize): Set encountered_apply_args to false.
5137 (get_ssa_base_param): New function.
5138 (mark_parm_dereference): New function.
5139 (create_access): Caring for INIDRECT_REFs and different handling of
5140 varialble length accesses in early IPA SRA. Store the stmt - a new
5141 parameter - to the new access.
5142 (build_access_from_expr_1): New parameter stmt, passed to
5143 create_access. Handle INDIRECT_REFs.
5144 (build_access_from_expr): Pass the current statement to
5145 build_access_from_expr_1.
5146 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5148 (build_accesses_from_assign): Pass the current statement to
5149 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5150 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5151 final_bbs when necessary. Check for calls to __builtin_apply_args.
5152 Fixup EH info if anythng was changed.
5153 (is_unused_scalar_param): New function.
5154 (ptr_parm_has_direct_uses): New function.
5155 (find_param_candidates): New function.
5156 (mark_maybe_modified): New function.
5157 (analyze_modified_params): New function.
5158 (propagate_dereference_distances): New function.
5159 (dump_dereferences_table): New function.
5160 (analyze_caller_dereference_legality): New function.
5161 (unmodified_by_ref_scalar_representative): New function.
5162 (splice_param_accesses): New function.
5163 (decide_one_param_reduction): New function.
5164 (enum ipa_splicing_result): New type.
5165 (splice_all_param_accesses): New function.
5166 (get_param_index): New function.
5167 (turn_representatives_into_adjustments): New function.
5168 (analyze_all_param_acesses): New function.
5169 (get_replaced_param_substitute): New function.
5170 (get_adjustment_for_base): New function.
5171 (replace_removed_params_ssa_names): New function.
5172 (sra_ipa_reset_debug_stmts): New function.
5173 (sra_ipa_modify_expr): New function.
5174 (sra_ipa_modify_assign): New function.
5175 (convert_callers): New function.
5176 (modify_function): New function.
5177 (ipa_sra_preliminary_function_checks): New function.
5178 (ipa_early_sra): New function.
5179 (ipa_early_sra_gate): New function.
5180 (pass_early_ipa_sra): New variable.
5181 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5183 2009-09-17 Michael Matz <matz@suse.de>
5186 * tree.c (build_type_attribute_qual_variant): Export.
5187 * tree.h (build_type_attribute_qual_variant): Declare.
5188 * tree-inline.c (remap_type_1): Use it to build variants with
5189 the original qualifiers and attributes.
5191 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5193 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5194 without a fallthrough edge.
5196 2009-09-16 DJ Delorie <dj@redhat.com>
5198 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5199 chip and ignore the "fast_interrupt" attribute if so.
5201 2009-09-16 Richard Henderson <rth@redhat.com>
5204 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5207 2009-09-16 Richard Henderson <rth@redhat.com>
5210 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5211 is set only if DECL_NO_STATIC_CHAIN is unset.
5212 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5213 (FOR_EACH_NEST_INFO): New.
5214 (walk_all_functions): Use it.
5215 (finalize_nesting_tree): Likewise.
5216 (unnest_nesting_tree): Likewise.
5217 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5218 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5219 (convert_gimple_call): Early out if gimple_call_chain already set.
5220 (convert_all_function_calls): Iterate until no new functions
5221 require a static chain.
5222 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5223 when building a trampoline. Use dump_function_to_file instead
5225 (lower_nested_functions): Open dump_file. Validate that decls
5226 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5227 bit reset by this pass.
5229 2009-09-16 Michael Matz <matz@suse.de>
5232 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5233 shorten decl_common_unused.
5234 (DECL_RESTRICTED_P): New accessor.
5235 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5236 to disambiguate marked decls and restrict pointers.
5238 2009-09-16 Richard Henderson <rth@redhat.com>
5241 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5243 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5245 * integrate.c (set_block_abstract_flags): Call
5246 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5248 2009-09-16 Richard Guenther <rguenther@suse.de>
5251 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5254 2009-09-16 DJ Delorie <dj@redhat.com>
5255 Kaz Kojima <kkojima@gcc.gnu.org>
5257 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5258 (sh_expand_prologue): Update calls to output_stack_adjust.
5259 (sh_expand_epilogue): Likewise.
5261 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5264 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5265 trying to limit the extent of searches in the insn stream.
5267 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5268 Jakub Jelinek <jakub@redhat.com>
5272 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5274 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5275 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5276 (rs6000_savres_strategy): Always save FP registers inline if the
5277 target doesn't support hardware double-precision. Set the above
5278 bits in return value when needed.
5279 (rs6000_savres_routine_sym): Fix computation for cache selector.
5280 Mark the generated symbol as a function. Rename exitp argument to
5281 lr. Move code for determining the name of the symbol...
5282 (rs6000_savres_routine_name): ...here. New function. Add cases for
5283 getting the names right on AIX and 64-bit Linux.
5284 (savres_routine_name): New variable.
5285 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5286 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5287 on what the target routine uses as a base register. If savep && lr
5288 describe saving of r0 into memory slot.
5289 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5290 line calls for AIX ABI.
5291 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5292 determine FP save/restore functions.
5293 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5294 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5296 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5297 Duplicate restoration of LR and execute the appropriate one
5298 depending on whether GPRs are being restored inline. Set r11 from
5299 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5300 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5301 Fix out of line calls for AIX ABI.
5302 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5304 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5306 (*restore_gpregs_spe): Likewise.
5307 (*return_and_restore_gpregs_spe): Likewise.
5308 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5309 Define to empty string unconditionally.
5310 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5311 Define to empty string unconditionally.
5312 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5315 2009-09-15 Jan Hubicka <jh@suse.cz>
5317 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5318 * params.def (inline-insns-auto): Likewise.
5320 2009-09-15 Martin Jambor <mjambor@suse.cz>
5322 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5323 individual statements only at TDF_DETAILS dump level. Format
5324 source for 80 characters per line.
5326 2009-09-15 Christian Bruel <christian.bruel@st.com>
5328 * regrename.c (do_replace): Update REG_DEAD notes.
5330 2009-09-15 Revital Eres <eres@il.ibm.com>
5332 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5333 * targhooks.c (default_builtin_support_vector_misalignment):
5334 New builtin function.
5335 * targhooks.h (default_builtin_support_vector_misalignment):
5337 * target.h (builtin_support_vector_misalignment):
5338 New field in struct gcc_target.
5339 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5340 new builtin function.
5341 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5343 * config/rs6000/rs6000.c
5344 (rs6000_builtin_support_vector_misalignment): New function.
5345 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5347 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5349 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5351 (bfin_optimize_loop): Likewise.
5352 (bfin_gen_bundles): Likewise.
5353 (workaround_speculation): Likewise.
5354 (find_load): Return NULL_RTX for debug_insn.
5356 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5358 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5361 2009-09-14 DJ Delorie <dj@redhat.com>
5363 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5364 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5367 2009-09-14 Richard Henderson <rth@redhat.com>
5368 Jakub Jelinek <jakub@redhat.com>
5370 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5371 * cfgbuild.c (make_edges): Handle asm goto.
5372 * cfglayout.c (fixup_reorder_chain): Likewise.
5373 * cfgrtl.c (patch_jump_insn): Likewise.
5374 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5375 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5376 (gimple_build_asm_vec): Add and use labels parameter.
5377 (gimple_build_asm): Remove.
5378 (walk_gimple_asm): Walk labels too.
5379 * gimple.def (GIMPLE_ASM): Update docs.
5380 * gimple.h: Update decls.
5381 (struct gimple_statement_asm): Change nc to use unsigned char;
5383 (gimple_asm_nlabels): New.
5384 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5385 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5386 into gimple_build_asm_vec.
5387 * jump.c (mark_jump_label_asm): New.
5388 (mark_jump_label): Use it.
5389 (redirect_jump_1): Handle asm goto.
5390 (invert_jump_1): Soft fail if X is null.
5391 * recog.c (extract_asm_operands): New.
5392 (asm_noperands): Use it; handle asm labels.
5393 (decode_asm_operands): Use extract_asm_operands.
5394 (asm_operand_ok): Properly handle empty string.
5395 * reg-stack.c (get_asm_operands_in_out): Rename from
5396 get_asm_operand_n_inputs; use extract_asm_operands; return both
5397 inputs and outputs by reference; update all callers.
5398 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5399 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5400 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5401 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5402 (extract_asm_operands): Declare.
5403 * stmt.c (expand_asm_operands): Add and use labels parameter.
5404 (check_unique_operand_names): Likewise.
5405 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5406 (expand_asm_stmt): Handle asm labels.
5407 * tree-cfg.c (make_gimple_asm_edges): New.
5408 (make_edges): Use it.
5409 (cleanup_dead_labels): Handle asm labels.
5410 (is_ctrl_altering_stmt): Likewise.
5411 (gimple_redirect_edge_and_branch): Likewise.
5412 * tree.def (ASM_EXPR): Add 5th operand.
5413 * tree.h (ASM_LABELS): New.
5414 (resolve_asm_operand_names): Update decl.
5416 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5417 (c_parser_asm_goto_operands): New.
5418 * c-tree.h (build_asm_expr): Update decl.
5419 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5420 * doc/extend.texi: Document asm goto.
5422 2009-09-14 Richard Henderson <rth@redhat.com>
5424 * except.h: Update declarations.
5425 (struct pointer_map_t): Forward declare.
5426 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5427 (struct eh_landing_pad_d, eh_landing_pad): New.
5428 (struct eh_catch_d, eh_catch): New.
5429 (struct eh_region_d): Remove next_region_sharing_label, aka,
5430 label, tree_label, landing_pad, post_landing_pad, resume,
5431 may_contain_throw. Rename region_number to index. Remove
5432 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5433 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5434 (VEC(eh_landing_pad,gc)): New.
5435 (struct eh_status): Remove last_region_number. Add lp_array,
5436 throw_stmt_table, ttype_data, ehspec_data.
5437 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5438 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5439 * except.c (lang_protect_cleanup_actions): Return tree.
5440 (struct ehl_map_entry): Remove.
5441 (init_eh_for_function): Push zero entries for region and lp_array.
5442 (gen_eh_region): Add to region_array immediately.
5443 (gen_eh_region_catch): Operate on eh_catch objects.
5444 (gen_eh_landing_pad): New.
5445 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5446 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5447 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5448 (get_eh_landing_pad_from_number_fn): New.
5449 (get_eh_landing_pad_from_number): New.
5450 (get_eh_region_from_lp_number_fn): New.
5451 (get_eh_region_from_lp_number): New.
5452 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5453 (get_exception_pointer, get_exception_filter): Remove.
5454 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5455 (current_function_has_exception_handlers): Simplify.
5456 (bring_to_root, eh_region_replaceable_by_p): Remove.
5457 (replace_region, hash_type_list, hash_eh_region): Remove.
5458 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5459 (label_to_region_map, num_eh_regions): Remove.
5460 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5461 (find_exception_handler_labels): Remove.
5462 (duplicate_eh_regions_0, find_prev_try): Remove.
5463 (struct duplicate_eh_regions_data): New.
5464 (duplicate_eh_regions_1): Rewrite.
5465 (duplicate_eh_regions): Return a pointer map instead of an
5467 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5468 (redirect_eh_edge_to_label): Remove.
5469 (eh_region_outermost): Rewrite using eh_region pointers
5470 instead of integers.
5471 (add_ttypes_entry): Update for ttype_data move to eh_status.
5472 (add_ehspec_entry): Rewrite with VEC instead of varray.
5473 (assign_filter_values): Likewise. Export.
5474 (build_post_landing_pads, connect_post_landing_pads): Remove.
5475 (dw2_build_landing_pads): Rewrite to use lp_array.
5476 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5477 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5478 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5479 (sjlj_mark_call_sites): Update for landing pad numbers.
5480 (finish_eh_generation): Rewrite.
5481 (gate_handle_eh): Do nothing for no eh tree.
5482 (pass_rtl_eh): Move up near finish_eh_generation.
5483 (remove_eh_landing_pad): New.
5484 (remove_eh_handler): Export.
5485 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5486 (for_each_eh_label): Rewrite to use lp_array.
5487 (make_reg_eh_region_note): New.
5488 (make_reg_eh_region_note_nothrow_nononlocal): New.
5489 (insn_could_throw_p): New.
5490 (copy_reg_eh_region_note_forward): New.
5491 (copy_reg_eh_region_note_backward): New.
5492 (check_handled, add_reachable_handler): Remove.
5493 (reachable_next_level, foreach_reachable_handler): Remove.
5494 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5495 (get_eh_region_and_lp_from_rtx): New.
5496 (get_eh_region_from_rtx): New.
5497 (can_throw_internal_1, can_throw_external_1): Remove.
5498 (can_throw_internal): Use get_eh_region_from_rtx.
5499 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5500 (insn_nothrow_p, can_nonlocal_goto): New.
5501 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5502 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5503 (add_action_record): Use VEC not varray.
5504 (collect_one_action_chain): Update for eh_region changes.
5505 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5506 Use get_eh_region_and_lp_from_rtx.
5507 (gate_convert_to_eh_region_ranges): New.
5508 (pass_convert_to_eh_region_ranges): Use it.
5509 (push_uleb128, push_sleb128): Use VEC not varray.
5510 (output_one_function_exception_table): Likewise.
5511 (dump_eh_tree): Update for eh_region changes.
5512 (verify_eh_tree): Likewise.
5513 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5514 * tree-eh.c: Include target.h.
5515 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5516 Don't disallow GIMPLE_RESX; adjust argument check.
5517 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5518 (record_stmt_eh_region): Update for landing pad numbers;
5519 generate a landing pad if necessary.
5520 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5521 (remove_stmt_from_eh_lp_fn): Similarly.
5522 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5523 Update for lp numbers; don't special case missing throw_stmt_table.
5524 (lookup_expr_eh_lp): Similarly.
5525 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5526 (eh_seq, eh_region_may_contain_throw): New.
5527 (struct leh_state): Add ehp_region.
5528 (struct leh_tf_state): Remove eh_label.
5529 (emit_post_landing_pad): New.
5530 (emit_resx, emit_eh_dispatch): New.
5531 (note_eh_region_may_contain_throw): New.
5532 (frob_into_branch_around): Take eh_region not eh label;
5533 emit eh code into eh_seq.
5534 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5535 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5536 lower_eh_must_not_throw. Emit code to eh_seq.
5537 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5538 (lower_try_finally_onedest): Likewise.
5539 (lower_try_finally_copy): Likewise.
5540 (lower_try_finally_switch): Likewise.
5541 (lower_try_finally): Initialize ehp_region.
5542 (lower_catch): Update for eh_catch objects.
5543 (lower_eh_filter): Don't handle must_not_throw.
5544 (lower_eh_must_not_throw): New.
5545 (lower_cleanup): Don't set eh_label.
5546 (lower_eh_constructs_2): Resolve eh builtins.
5547 Handle GIMPLE_EH_MUST_NOT_THROW.
5548 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5549 Add eh_seq to the end of the function body.
5550 (make_eh_dispatch_edges): New.
5551 (make_eh_edge): Remove.
5552 (make_eh_edges): Simplify for landing pads.
5553 (redirect_eh_edge_1): New.
5554 (redirect_eh_edge): Use it.
5555 (redirect_eh_dispatch_edge): New.
5556 (stmt_could_throw_p): Use a switch. Allow RESX.
5557 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5558 (stmt_can_throw_internal): Likewise.
5559 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5560 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5561 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5562 (gate_refactor_eh): New.
5563 (pass_refactor_eh): Use it.
5564 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5565 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5566 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5567 (remove_unreachable_handlers): Rename from
5568 tree_remove_unreachable_handlers; rewrite for landing pads;
5569 call remove_eh_handler directly.
5570 (remove_unreachable_handlers_no_lp): New.
5571 (unsplit_eh, unsplit_all_eh): New.
5572 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5573 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5574 (cleanup_empty_eh_unsplit): New.
5575 (cleanup_empty_eh): Rewrite.
5576 (cleanup_all_empty_eh): New.
5577 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5578 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5579 (gate_cleanup_eh): New.
5580 (pass_cleanup_eh): Use it.
5581 (verify_eh_edges): Move later in file. Expect one EH edge.
5582 (verify_eh_dispatch_edge): New.
5584 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5585 (gtype-desc.o): Add TARGET_H.
5586 (tree.o): Use EXCEPT_H, not except.h.
5587 (cfgbuild.o): Add EXPR_H.
5588 (GTFILES): Add vecprim.h.
5589 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5590 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5591 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5592 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5593 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5594 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5595 calls to can_throw_internal.
5596 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5597 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5598 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5599 (expand_gimple_stmt): Use make_reg_eh_region_note.
5600 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5601 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5602 or find_exception_handler_labels.
5603 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5604 there is exacly one EH edge. Use can_nonlocal_goto and
5606 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5607 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5608 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5609 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5610 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5611 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5612 * dse.c (scan_insn): Use insn_could_throw_p.
5613 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5614 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5615 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5616 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5617 EXC_PTR_EXPR or FILTER_EXPR.
5618 (tree_expr_nonzero_warnv_p): Likewise.
5619 * function.h: Include vecprim.h, not varray.h
5620 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5621 move ttype_data and ehspec_data members to struct eh_status; change
5622 action_record_data member to a VEC.
5623 * gcse.c (hash_scan_set): Use can_throw_internal.
5624 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5625 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5626 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5627 (block_may_fallthru): Don't handle RESX_EXPR.
5628 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5629 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5630 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5631 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5632 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5633 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5634 (gimple_size): Likewise.
5635 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5636 (gimple_build_resx): Use gimple_build_with_ops.
5637 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5638 (is_gimple_val): Likewise.
5639 (is_gimple_stmt): Remove RESX_EXPR.
5640 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5641 (GIMPLE_RESX): Reorder with other EH constructs.
5642 * gimple.h (struct gimple_statement_eh_mnt): New.
5643 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5644 (gimple_eh_filter_must_not_throw): Remove.
5645 (gimple_eh_filter_set_must_not_throw): Remove.
5646 (gimple_eh_must_not_throw_fndecl): New.
5647 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5648 (is_gimple_resx): New.
5649 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5650 Don't copy EH_FILTER_MUST_NOT_THROW.
5651 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5652 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5653 handle must_not_throw_labels specially.
5654 * ipa-pure-const.c (check_call): Update debug statement for LP.
5655 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5656 * ipa-utils.c (get_base_var): Likewise.
5657 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5658 * lower-subreg.c (move_eh_region_note): Remove.
5659 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5660 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5661 (create_task_copyfn): Likewise.
5662 (maybe_catch_exception): Use gimple_build_eh_filter.
5663 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5664 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5665 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5666 and pass_lower_resx.
5667 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5668 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5669 can_throw_internal, can_nonlocal_goto.
5670 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5671 copy_reg_eh_region_note_forward.
5672 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5673 (emit_output_reload_insns): Likewise.
5674 (copy_eh_notes): Remove.
5675 * rtl.def (RESX): Remove.
5676 * rtl.h: Update declarations.
5677 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5678 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5679 (update_eh_label): Remove.
5680 (cleanup_dead_labels_eh): New.
5681 (cleanup_deal_labels): Use it instead of update_eh_label.
5682 (gimple_merge_blocks): Update landing pad data structure when
5683 removing a landing pad label.
5684 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5685 test; handle GIMPLE_EH_MUST_NOT_THROW.
5686 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5687 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5688 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5689 (verify_stmt): Likewise. Verify landing pads.
5690 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5691 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5692 (struct move_stmt_d): Add eh_map.
5693 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5694 (move_stmt_r): Remap eh region numbers in builtin calls,
5695 resx and eh_dispatch.
5696 (move_block_to_fn): Remove eh_offset parameter. Use
5697 maybe_duplicate_eh_stmt_fn.
5698 (find_outermost_region_in_block): Operate on eh_region pointers
5699 instead of region numbers.
5700 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5701 duplicate_eh_regions.
5702 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5703 test earlier. Disallow EH landing pads.
5704 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5705 * tree-flow.h: Update declarations.
5706 (struct tree_ann_common_d): Replace rn with lp_nr.
5707 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5708 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5709 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5710 resx and eh_dispatch.
5711 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5712 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5713 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5714 from duplicate_eh_regions.
5715 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5716 update RESX; handle EH_DISPATCH.
5717 (expand_call_inline): Set eh_lp_nr, not eh_region.
5718 (maybe_inline_call_in_expr): Likewise.
5719 * tree-inline.h (struct copy_body_data): Replace eh_region with
5720 eh_lp_nr, eh_region_offset with eh_map.
5721 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5722 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5723 * tree-pretty-print.c (dump_generic_node): Don't handle
5724 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5725 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5726 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5727 EXC_PTR_EXPR, FILTER_EXPR.
5728 * tree-ssa-operands.c (get_expr_operands): Likewise.
5729 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5730 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5731 (ao_ref_init_from_vn_reference): Likewise.
5732 * tree-ssa-sink.c (statement_sink_location): Likewise.
5733 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5734 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5735 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5736 EXC_PTR_EXPR, FILTER_EXPR.
5737 (is_exception_related): Remove.
5738 (compute_avail): Don't call it.
5739 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5740 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5741 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5742 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5744 (build_resx): Remove.
5745 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5746 * tree.h: Update declarations.
5747 (EH_FILTER_MUST_NOT_THROW): Remove.
5748 (struct tree_label_decl): Add eh_landing_pad_nr.
5749 (EH_LANDING_PAD_NR): New.
5750 * value-prof.c (gimple_ic): Tidy variable names. Update for
5751 landing pad numbers.
5752 (gimple_stringop_fixed_value): Tidy variable names. Assert
5753 that neither call stmt can throw.
5754 * vecprim.h (uchar): New.
5755 (VEC(uchar,heap), VEC(uchar,gc)): New.
5757 * c-common.c (c_define_builtins): Update call to
5758 build_common_builtin_nodes.
5759 * c-parser.c (c_parse_file): Don't call
5760 default_init_unwind_resume_libfunc.
5762 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5764 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5765 (mips_cprestore_address_p): Likewise.
5766 (mips_save_gp_to_cprestore_slot): Likewise.
5767 (mips_restore_gp): Rename to...
5768 (mips_restore_gp_from_cprestore_slot): ...this.
5769 (mips_must_initialize_gp_p): Declare.
5770 (mips_emit_save_slot_move): Likewise.
5771 (mips_output_load_label): Return nothing.
5772 (mips_eh_uses): Declare.
5773 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5774 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5775 (TARGET_ABSOLUTE_JUMPS): Likewise.
5776 (EH_USES): Likewise.
5777 (FIRST_PSEUDO_REGISTER): Update comment.
5778 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5779 (MIPS_CALL): ...here.
5780 (REGISTER_NAMES): Add $cprestore.
5781 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5782 Add load_label_length, has_inflexible_gp_insn_p,
5783 has_flexible_gp_insn_p, must_initialize_gp_p and
5784 must_restore_gp_when_clobbered_p.
5785 (mips_expand_call): Don't generate split instructions here.
5786 (mips_split_call): Update the call to mips_restore_gp after
5787 the above name change.
5788 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5789 (mips_find_gp_ref): New function.
5790 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5791 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5792 (mips_insn_has_flexible_gp_ref_p): Likewise.
5793 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5794 (mips_function_has_gp_insn): Delete.
5795 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5796 Use the new functions above. Only return INVALID_REGNUM
5797 for TARGET_ABSOLUTE_JUMPS.
5798 (mips_must_initialize_gp_p): New function.
5799 (mips_get_cprestore_base_and_offset): New function, extracted from...
5800 (mips_cprestore_slot): ...here. Take a bool parameter.
5801 (mips_cfun_has_cprestore_slot_p): New function.
5802 (mips_cprestore_address_p): Likewise.
5803 (mips_save_gp_to_cprestore_slot): Likewise.
5804 (mips_restore_gp): Rename to...
5805 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5806 epilogue_completed. Update the call to mips_cprestore_slot.
5807 Test cfun->machine->must_restore_gp_when_clobbered_p.
5808 (mips_direct_save_slot_move_p): New function.
5809 (mips_emit_save_slot_move): Likewise.
5810 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5811 of cfun->machine->global_pointer.
5812 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5813 (mips_save_reg): Use mips_emit_save_slot_move.
5814 (mips_expand_prologue): Set must_initialize_gp_p.
5815 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5816 for all cprestore saves. Emit a use_cprestore instruction after
5817 setting up the cprestore slot.
5818 (mips_restore_reg): Use mips_emit_save_slot_move.
5819 (mips_process_load_label): New function.
5820 (mips_load_label_length): Likewise.
5821 (mips_output_load_label): Don't return asm: output it here instead.
5822 Use mips_process_load_label.
5823 (mips_adjust_insn_length): Adjust the length of branch instructions
5824 that have length MAX_PIC_BRANCH_LENGTH.
5825 (mips_output_conditional_branch): Update the call to
5826 mips_output_load_label. Assume the branch target is OPERANDS[0]
5827 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5828 (mips_output_order_conditional_branch): Swap the meaning of
5829 OPERANDS[0] and OPERANDS[1].
5830 (mips_variable_issue): Don't count ghost instructions.
5831 (mips_expand_ghost_gp_insns): New function.
5832 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5833 (mips_output_mi_thunk): Set must_initialize_gp_p.
5834 (mips_eh_uses): New function.
5835 * config/mips/predicates.md (cprestore_save_slot_operand)
5836 (cprestore_load_slot_operand): New predicates.
5837 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5838 (UNSPEC_MOVE_GP): Likewise.
5839 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5840 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5841 (CPRESTORE_SLOT_REGNUM): New register.
5842 (MAX_PIC_BRANCH_LENGTH): New constant.
5843 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5844 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5845 branches. Fix commentary.
5846 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5847 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5848 Change type to "ghost".
5849 (loadgp_absolute_<mode>): Likewise.
5850 (loadgp_rtp_<mode>): Likewise.
5851 (copygp_mips16): Likewise.
5852 (loadgp_blockage): Remove redundant mode attribute.
5853 (potential_cprestore): New instruction.
5854 (cprestore): Turn into an unspec set.
5855 (use_cprestore): New instruction.
5856 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5857 (*branch_fp_inverted): Likewise.
5858 (*branch_order<mode>): Likewise.
5859 (*branch_order<mode>_inverted): Likewise.
5860 (*branch_equality<mode>): Likewise.
5861 (*branch_equality<mode>_inverted): Likewise.
5862 (*branch_bit<bbv><mode>): Likewise.
5863 (*branch_bit<bbv><mode>_inverted): Likewise.
5864 (*branch_equality<mode>_mips16): Remove redundant mode.
5865 (jump): Turn into a define_expand.
5866 (*jump_absolute): New instruction.
5867 (*jump_pic): Likewise.
5868 (*jump_mips16): Rename previously-unnamed pattern. Remove
5869 redundant mode attribute.
5870 (restore_gp): Split on epilogue_completed rather than
5871 reload_completed. Change type to "ghost".
5872 (move_gp<mode>): New instruction.
5873 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5874 Remove redundant mode attribute.
5875 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5876 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5877 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5879 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5882 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5883 are returned in the same register (vs34 or v2) that Altivec vector
5884 types are returned in.
5885 (rs6000_libcall_value): Ditto.
5888 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5889 instead of explicit addsi3/adddi3 calls.
5890 (rs6000_split_multireg_move): Ditto.
5891 (rs6000_emit_allocate_stack): Ditto.
5892 (rs6000_emit_prologue): Ditto.
5893 (rs6000_output_mi_thunk): Ditto.
5895 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5896 size is 64 bits if we can use 64-bit registers.
5898 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5900 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5903 From Jie Zhang <jie.zhang@analog.com>:
5904 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5905 save FP and RETS with saveall attribute.
5906 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5907 with saveall attribute.
5909 * config/bfin/bfin.c (bfin_expand_builtin,
5910 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
5913 From Jie Zhang <jie.zhang@analog.com>:
5914 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
5915 before use in two places.
5916 * config/bfin/bfin.md (AREG): Define mode iterator.
5917 (reload_in, reload_out): Use mode iterator AREG.
5919 2009-09-14 Richard Guenther <rguenther@suse.de>
5922 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
5923 EH personality path.
5925 2009-09-13 Richard Guenther <rguenther@suse.de>
5926 Rafael Avila de Espindola <espindola@google.com>
5928 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
5929 (LANG_HOOKS_EH_PERSONALITY): Likewise.
5930 (LANG_HOOKS_INITIALIZER): Adjust.
5931 (lhd_pass_through_t): Declare.
5932 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
5934 * langhooks.c (lhd_pass_through_t): New function.
5935 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
5936 dwarf2out_begin_prologue): Use personality from current_function_decl.
5937 * expr.h (get_personality_function): Declare.
5938 * expr.c (get_personality_function): New function.
5939 (build_personality_function): Likewise.
5940 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
5941 (eh_personality_libfunc): Remove.
5942 * optabs.c (build_libfunc_function): New function split out from ...
5943 (init_one_libfunc): ... here.
5944 * tree.h (DECL_FUNCTION_PERSONALITY): New.
5945 (tree_function_decl): Add personality.
5946 (lhd_gcc_personality): Declare.
5947 (build_personality_function): Likewise.
5948 * tree.c (gcc_eh_personality_decl): New.
5949 (lhd_gcc_personality): New function.
5950 * except.h (lang_eh_runtime_type): Remove.
5951 (enum eh_personality_kind): New.
5952 (build_personality_function): Declare.
5953 (function_needs_eh_personality): Declare.
5954 * except.c (lang_eh_runtime_type): Remove.
5955 (function_needs_eh_personality): New function.
5956 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
5957 (sjlj_emit_function_enter, output_function_exception_table):
5958 Use personality from current_function_decl.
5959 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
5960 * tree-inline.c (tree_can_inline_p): Do not inline across different
5962 (expand_call_inline): Likewise. Adjust the callers EH personality.
5963 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
5964 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
5965 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
5966 (c-parser.o): Likewise
5967 * c-tree.h (c_eh_initialized_p): Remove.
5968 (c_maybe_initialize_eh): Likewise.
5969 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
5970 (finish_decl): Don't call c_maybe_initialize_eh.
5971 (c_eh_initialized_p): Remove.
5972 (c_maybe_initialize_eh): Likewise.
5973 * c-parser.c (c_parser_omp_construct): Likewise.
5974 (c_parse_file): Initialize exception handling.
5976 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
5978 * config.gcc (tm_file): Remove i386/biarch32.h
5979 for i?86-w64-mingw* case.
5980 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
5982 * config.host: Set for x64 mingw the option
5983 use_long_long_for_widest_fast_int to yes.
5985 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
5987 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
5988 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
5989 (dbxout_begin_function): Likewise.
5990 * final.c (dwarf2_debug_info_emitted_p): New predicate.
5991 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
5992 set on the function.
5993 (final_end_function): Likewise.
5994 (final_scan_insn): Likewise.
5995 (rest_of_handle_final): Likewise.
5996 * varasm.c (assemble_start_function): Likewise.
5997 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5999 2009-09-12 Jason Merrill <jason@redhat.com>
6001 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6002 * opts.c (common_handle_option): constify.
6004 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6006 * doc/install.texi (avr): Remove obsolete reference site.
6008 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6010 * doc/install.texi (Binaries): Adjust AIX link.
6012 2009-09-12 Akim Demaille <demaille@gostai.com>
6014 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6015 Use an imperative sentence.
6017 2009-09-11 Richard Henderson <rth@redhat.com>
6019 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6020 structure-name and has-tree-operands arguments; update all entries.
6021 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6023 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6024 (gsstruct_code_size): New.
6025 (gss_for_code_): New.
6026 (gss_for_code): Remove.
6027 (gimple_size): Rewrite using gsstruct_code_size.
6028 (gimple_statement_structure): Move to gimple.h.
6029 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6030 (gss_for_code, gimple_statement_structure): New.
6031 (gimple_ops): Use new arrays; tidy.
6033 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6035 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6036 operand to be a PLUS expression.
6037 * config/pa/pa.c (pa_secondary_reload): Likewise.
6039 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6041 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6043 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6046 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6048 From Jie Zhang <jie.zhang@analog.com>:
6049 * doc/extend.texi (node Function Attributes): Document l2
6051 (node Blackfin Variable Attributes): Document l2 variable attributes.
6053 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6055 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6056 to match the system compiler's configuration at inflection point.
6057 Add comment to remark a remaining difference with system compiler.
6059 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6060 * configure: Regenerate.
6062 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6064 From Jie Zhang <jie.zhang@analog.com>:
6065 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6066 (bfin_handle_l2_attribute): New.
6067 (bfin_attribute_table): Add l2 attribute.
6069 2009-09-11 Michael Matz <matz@suse.de>
6072 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6073 on the local_decls list.
6075 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6079 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6081 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6082 for VALUEs, to implement the documented interface.
6083 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6084 Adjust for VALUEs and anything else, to implement the
6085 documented interface.
6087 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6089 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6090 with actual SPE/paired vector modes before using 64-bit alignment.
6091 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6093 2009-09-10 DJ Delorie <dj@redhat.com>
6095 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6098 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6099 * config/mep/mep.c (mep_legitimate_constant_p): New.
6100 * config/mep/mep-protos.h: Prototype it.
6102 2009-09-10 Richard Henderson <rth@redhat.com>
6104 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6106 2009-09-10 Jason Merrill <jason@redhat.com>
6108 * tree.c (chain_index): New fn.
6109 * tree.h: Declare it.
6111 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6113 * config/sol2-c.c (cmn_err_length_specs): Initialize
6114 scalar_identity_flag.
6116 2009-09-10 Richard Henderson <rth@redhat.com>
6118 * tree.h (struct tree_decl_common): Move align member earlier;
6119 move label_decl_uid member ...
6120 (struct tree_label_decl): ... here.
6121 (LABEL_DECL_UID): Update to match.
6123 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6126 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6127 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6129 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6130 dest_prev if the edge is complex.
6132 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6134 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6135 loop latch tests earlier.
6137 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6138 before GIMPLE_RETURN, not after its predecessor; insert
6141 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6142 gimple_seq_empty_p to test for no PHI nodes.
6143 * tree-cfg.c (split_critical_edges): Likewise.
6145 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6147 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6149 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6150 introduced by the VTA branch merge.
6152 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6154 * ira-conflicts.c: Use fputs or putc instead of fprintf
6158 * tree-switch-conversion.c: Ditto.
6160 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6162 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6163 introduced by the VTA branch merge.
6165 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6168 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6170 PR rtl-optimization/39779
6171 * expr.c (convert_modes): Return when mode == oldmode after
6172 CONST_INTs are processed.
6174 2009-09-10 Nick Clifton <nickc@redhat.com>
6176 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6177 attribute and referring decl when creating renamed symbol.
6179 2009-09-10 Richard Guenther <rguenther@suse.de>
6182 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6184 (cgraph_finalize_compilation_unit): Compute reachability
6185 before emitting thunks. Properly process aliases before
6186 possibly removing unreachable nodes.
6188 2009-09-10 Richard Guenther <rguenther@suse.de>
6191 * tree.c (struct free_lang_data_d): Add worklist member.
6192 (find_decls_types_r): Push onto the worklist instead of recursing.
6193 Handle TREE_BINFOs properly.
6194 (find_decls_types): New function wrapped around find_decls_types_r
6195 to process the worklist.
6196 (find_decls_types_in_eh_region): Use it.
6197 (find_decls_types_in_node): Likewise.
6198 (find_decls_types_in_var): Likewise.
6199 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6200 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6201 (AGGREGATE_TYPE_P): Adjust.
6203 2009-09-09 Jason Merrill <jason@redhat.com>
6205 * configure.ac: Check glibc version even if we have an in-tree
6208 2009-09-09 Anthony Green <green@moxielogic.com>
6210 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6211 the constant 0 when appropriate.
6212 * config/moxie/constraints.md: Add constraint O.
6214 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6215 to pass up to 6 32-bit argument values in registers.
6216 (moxie_function_arg): Ditto.
6217 (moxie_arg_partial_bytes): Ditto.
6218 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6219 (REG_PARM_STACK_SPACE): Ditto.
6220 (FUNCTION_ARG_REGNO_P): Ditto.
6222 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6223 instruction to allocate stack space.
6225 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6227 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6228 unnecessarily stringent constraints. Fix address
6229 calculation in the splitters.
6231 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6233 PR rtl-optimization/39779
6234 * expr.c (convert_modes): Return when mode == oldmode after
6235 CONST_INTs are processed.
6237 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6240 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6241 (ix86_expand_prologue): Take frame.padding0 into logic of
6243 (ix86_expand_epilogue): Likewise.
6245 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6247 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6249 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6250 * config/t-slibgcc-libgcc: New file.
6251 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6253 2009-09-09 Martin Jambor <mjambor@suse.cz>
6255 PR tree-optimization/41089
6256 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6259 2009-09-09 Richard Henderson <rth@redhat.com>
6261 * gimple.h (CASE_GIMPLE_OMP): New.
6262 (is_gimple_omp): Use it.
6263 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6264 (verify_gimple_debug): Likewise.
6266 2009-09-09 Richard Guenther <rguenther@suse.de>
6268 PR tree-optimization/41101
6269 * tree-ssa-pre.c (maximal_set): Remove.
6270 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6271 Defer all blocks we didn't visit at least one successor.
6272 (add_to_exp_gen): Do not add to the maximal set.
6273 (make_values_for_phi): Likewise.
6274 (compute_avail): Likewise.
6275 (init_pre): Do not allocate the maximal set.
6276 (execute_pre): Do not dump it.
6278 2009-09-09 Martin Jambor <mjambor@suse.cz>
6280 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6281 an SSA_NAME rather than a is_gimple_variable.
6283 2009-09-09 Richard Guenther <rguenther@suse.de>
6286 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6287 code dealing with plain pointer bases.
6288 (maybe_fold_offset_to_reference): Likewise.
6289 (maybe_fold_stmt_addition): Adjust.
6291 2009-09-09 Richard Guenther <rguenther@suse.de>
6293 * tree.c (free_lang_data_in_type): Do not free the type variant
6295 (free_lang_data): Merge char_type_node with its properly signed
6297 (pass_ipa_free): Collect after freeing language specific data.
6299 2009-09-09 Michael Matz <matz@suse.de>
6302 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6303 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6304 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6307 2009-09-08 DJ Delorie <dj@redhat.com>
6309 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6311 2009-09-04 Jason Merrill <jason@redhat.com>
6313 * tree.c (tree_find_value): Remove.
6314 * tree.h: Remove prototype.
6315 * varasm.c (assemble_external): Use value_member instead.
6317 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6319 * toplev.c (process_options): Choose default debugging type when
6320 gtoggle enables debug info and type is unset.
6322 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6326 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6329 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6331 * configure: Rebuilt with modified libtool.m4.
6333 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6338 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6340 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6342 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6343 (remove_statement): Likewise.
6344 (rewrite_use_nonlinear_expr): Adjust.
6345 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6346 * tree-ssa.c (release_defs_bitset): ... this. New.
6347 * tree-flow.h (release_defs_bitset): Declare.
6349 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6352 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6353 in the middle block.
6355 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6357 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6358 via intptr_t to long type.
6359 (insert_operand_rank): Cast long type via intptr_t to
6361 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6363 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6364 from pointer to unsigned via uintptr_t.
6366 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6367 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6369 * configure: Regenerated.
6370 * config.in: Regenerated
6371 * system.h (stdint.h): Add include.
6372 (inttypes.h): Likewise.
6373 * Makefile.in (aclocal): Add config/stdint.m4.
6374 * aclocal.m4: Regenerated.
6376 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6378 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6380 (note_np_check_stores): New function.
6381 (harmless_null_pointer_p): New function.
6382 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6383 changed. Take into account whether we're in the shadow of a condjump
6384 that tested NP_REG for NULL.
6385 Lose all code that tested for SEQUENCEs.
6386 (workaround_speculation): Avoid inserting NOPs for loads that are
6387 either always executed or a NULL pointer.
6389 2009-09-08 Jan Hubicka <jh@suse.cz>
6391 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6392 * params.def (early-inlining-insns): Likewise.
6394 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6396 PR rtl-optimization/41239
6397 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6398 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6400 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6401 across calls, as the calls might not always return normally.
6402 (call_may_noreturn_p): New function.
6403 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6404 (init_deps): Initialize it.
6405 (remove_from_deps): Also remove calls from
6406 last_function_call_may_noreturn list.
6408 2009-09-07 Richard Henderson <rth@redhat.com>
6410 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6411 more VR->OPERANDS than LHS operands. Free LHS before returning.
6413 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6415 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6416 (attr "addrtype"): New member "spreg".
6417 Use it if mem_spfp_address_operand is true for the address.
6418 (attr "type"): New entry "stall".
6419 (cpu_unit "load"): New.
6420 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6422 (insn_reservation "loadsp"): New.
6423 (insn_reservation "load_stall1"): New.
6424 (insn_reservation "load_stall3"): New.
6426 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6427 (mem_p_address_operand): Exclude stack and frame pointer based
6429 (mem_spfp_address_operand): New; match them here.
6430 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6431 (bfin_reorg): Call it if scheduling insns.
6432 (bfin_gen_bundles): Remove dummy insns created by
6433 add_sched_insns_for_speculation.
6435 From Jie Zhang <jie.zhang@analog.com>:
6436 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6437 bfin_si_revision, bfin_workarounds): Move these ...
6438 * config/bfin/bfin.h: ... here.
6440 From Mike Frysinger <michael.frysinger@analog.com>
6441 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6442 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6443 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6444 bf547m, bf548m, and bf549m.
6445 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6446 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6447 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6448 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6449 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6450 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6451 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6452 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6453 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6454 bf542m, bf544m, bf547m, bf548m, and bf549m.
6456 From Jie Zhang <jie.zhang@analog.com>:
6457 * config/bfin/predicates.md (p_register_operand): New predicate.
6458 (dp_register_operand): New predicate.
6459 * config/bfin/bfin-protos.h (WA_05000074): Define.
6460 (ENABLE_WA_05000074): Define.
6461 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6462 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6463 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6464 (define_attr addrtype): Allow load/store register to be P register.
6465 (define_attr storereg): New.
6466 (define_cpu_unit anomaly_05000074): New.
6467 (define_insn_reservation dsp32shiftimm): New.
6468 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6469 (define_insn_reservation loadp): Cannot use slot2.
6470 (define_insn_reservation loadsp): Cannot use slot2.
6471 (define_insn_reservation storep): Cannot use slot2. Does not
6472 apply when working around 05000074.
6473 (define_insn_reservation storep_anomaly_05000074): New.
6474 (define_insn_reservation storei): Does not apply when working
6476 (define_insn_reservation storei_anomaly_05000074): New.
6477 (define_attr length): Add dsp32shiftimm case.
6478 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6479 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6480 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6481 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6482 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6484 2009-09-07 Martin Jambor <mjambor@suse.cz>
6487 * tree-sra.c (create_artificial_child_access): Return NULL if
6488 build_ref_for_offset fails.
6489 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6490 and create_artificial_child_access to fail.
6492 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6495 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6496 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6497 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6499 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6501 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6502 block, ensure it has an exit edge. Emit a barrier after a jump.
6504 2009-09-07 Nick Clifton <nickc@redhat.com>
6506 * gcc.c (this_is_linker_script): New variable. Like
6507 this_is_library_file but for the %T constructor.
6508 (end_going_arg): If this_is_linker_script is set then locate the
6509 script and insert a --script switch before it
6510 (do_spec_2): Initialise this_is_linker_script.
6511 (do_spec_1): Likewise. Handle %T construct.
6512 (eval_spec_function): Preserve this_is_linker_script.
6513 * doc/invoke.texi: Document %T construct in spec files.
6514 * config/m32c/m32c.h (LIB_SPEC): Use it.
6516 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6518 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6519 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6520 when volatile flag is set.
6521 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6523 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6526 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6527 (combine_stack_adjustments_for_block): Allow insns between stack
6528 adjustments and stores with corresponding pre-(dec|inc)rement or
6529 pre-modify operation.
6531 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6534 * combine-stack-adj.c (struct csa_memlist): Rename to...
6535 (struct csa_reflist): ... this. Rename mem field to ref.
6536 (free_csa_memlist): Rename to...
6537 (free_csa_reflist): ... this.
6538 (record_one_stack_memref): Rename to...
6539 (record_one_stack_ref): ... this. Handle also REG_P.
6540 (try_apply_stack_adjustment): Handle also REG_P.
6541 (struct record_stack_memrefs_data): Rename to...
6542 (struct record_stack_refs_data): ... this. Rename memlist field to
6544 (record_stack_memrefs): Rename to...
6545 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6546 subexpressions instead of failing when a MEM contains SP references.
6547 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6548 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6550 2009-09-06 Richard Guenther <rguenther@suse.de>
6553 * tree.c (build_array_type): Do not record types marked
6554 with structural equality in the canonical type hashtable.
6556 2009-09-06 Richard Guenther <rguenther@suse.de>
6559 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6561 2009-09-05 Richard Guenther <rguenther@suse.de>
6564 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6566 2009-09-05 Richard Guenther <rguenther@suse.de>
6569 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6571 2009-09-05 Richard Guenther <rguenther@suse.de>
6574 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6575 before comparing function argument types.
6577 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6580 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6583 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6586 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6588 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6589 locators before emit_insn is called.
6591 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6594 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6595 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6596 (reginfo_init): Don't call allocate_reg_info.
6598 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6601 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6602 NONDEBUG_INSN_P instead of INSN_P.
6604 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6607 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6609 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6612 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6613 pattern of the split.
6615 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6617 * toplev.c (process_options): Move setter of flag_var_tracking
6618 before other tests that depend on it. Move down setter of
6619 flag_rename_registers. Don't enable var-tracking-assignments
6620 by default if selective scheduling is enabled. Warn if both
6623 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6625 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6626 comment. Use switch statement to catch overlaps between rtx
6627 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6628 (IS_DECL_CODE): ... here. Remove.
6629 (check_value_is_not_decl): Remove.
6630 (dv_from_decl, dv_from_value): Check after conversion.
6632 2009-09-04 Richard Guenther <rguenther@suse.de>
6635 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6636 after emitting tunks. Move emitting thunks and ctors from ...
6637 (cgraph_optimize): ... here. Remove redundant
6638 cgraph_analyze_functions.
6639 * varasm.c (find_decl_and_mark_needed): Remove no longer
6641 (finish_aliases_1): Adjust check for thunk aliases.
6643 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6645 * config/arm/arm.md (ctzsi2): Added braces
6646 to avoid warning that broke booststrap.
6648 2009-09-04 Martin Jambor <mjambor@suse.cz>
6650 PR tree-optimization/41112
6651 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6652 handle variable-bounded arrays.
6653 (expr_with_var_bounded_array_refs_p): New function.
6654 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6656 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6658 * config/s390/2097.md: Removed two incorrect bypasses.
6659 (z10_fsimpdf): Fixed latency.
6660 (z10_fhex): New insn_reservation.
6661 (z10_floaddf): Fixed latency.
6662 (z10_floadsf): Fixed latency.
6663 (z10_ftrunctf): Fixed latency.
6664 (z10_ftruncdf): Fixed latency.
6665 * config/s390/s390.c (z10_cost): Fixed values.
6666 (s390_adjust_priority): Added z10 path.
6667 * config/s390/s390.md (type): Added fhex.
6668 (*mov<mode>_64dfp): Updated type attribute.
6669 (*mov<mode>_64): Updated type attribute.
6670 (*mov<mode>_31): Updated type attribute.
6671 (*mov<mode>"): Likewise.
6672 * config/s390/2084.md (x_fsimpdf): Updated condition.
6674 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6676 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6677 RTXs in the predicate for operand 1.
6679 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6681 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6682 (rbitsi2): New insn.
6683 (ctzsi2): New expand.
6684 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6686 2009-09-03 Martin Jambor <mjambor@suse.cz>
6688 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6689 (create_artificial_child_access): Use build_ref_for_offset instead
6690 of duplicate_expr_for_different_base.
6691 (propagate_subacesses_accross_link): Likewise.
6693 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6695 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6697 (mips16e_collect_argument_saves): Skip debug instructions.
6698 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6699 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6700 (r10k_insert_cache_barriers): Likewise.
6701 (mips_reorg_process_insns): Likewise.
6703 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6706 * ira.c (update_equiv_reg): Remove check on class likely spill.
6708 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6711 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6712 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6716 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6717 the stack slot if it is passed by invisible reference.
6718 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6719 by invisible reference.
6721 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6723 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6724 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6725 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6727 * config/bfin/sync.md: New file.
6728 * config/bfin/bfin.md: Include it.
6729 (UNSPEC_ATOMIC): New.
6730 (UNSPEC_ONES): Provide a unique number.
6732 From Jie Zhang <jie.zhang@analog.com>:
6733 * config/bfin/bfin.c (ret_regs): New.
6734 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6735 (must_save_rets_p): New.
6736 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6737 current_function_is_leaf.
6738 (do_link): Likewise.
6739 (do_unlink): Likewise.
6740 (expand_interrupt_handler_prologue): Use ret_regs array.
6741 (expand_interrupt_handler_epilogue): Use ret_regs array and
6742 pass return register to gen_return_internal.
6743 (bfin_expand_epilogue): Pass return register to
6744 gen_return_internal.
6745 (bfin_expand_call): Explicitly clobber RETS.
6746 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6747 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6748 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6749 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6751 (return_internal): Take a reg rtx rather than the register number.
6753 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6755 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6756 when comparing against estimated_loop_iterations_int return.
6758 2009-09-03 Richard Guenther <rguenther@suse.de>
6760 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6761 eh_personality_libfunc.
6763 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6765 * tree-parloops.c (separate_decls_in_region): Add space.
6767 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6769 * tree-parloops.c (separate_decls_in_region): Change the condition
6770 checking if there are reductions in the loop.
6772 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6774 PR tree-optimization/38275
6775 * tree-parloops.c (parallelize_loops): Replace profitability condition
6776 for expected number of iterations.
6778 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6780 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6781 (bootstrap-debug): Explain conditions in which it becomes default.
6782 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6785 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6787 * doc/invoke.texi (Optimize Options): Move
6788 -finline-small-functions to the -O2 list.
6790 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6792 * toplev.c (process_options): Enable var-tracking-assignments
6793 by default if var-tracking is enabled.
6795 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6797 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6799 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6800 * rtl.h (prev_nonnote_insn_bb): Declare it.
6802 2009-09-03 Diego Novillo <dnovillo@google.com>
6804 * cgraph.c (cgraph_node_for_decl): New.
6805 * cgraph.h (cgraph_node_for_decl): Declare.
6806 * tree.c (host_integerp): Return 0 if T is NULL.
6808 2009-09-03 Diego Novillo <dnovillo@google.com>
6810 * tree.h (struct alias_pair): Move from varasm.c.
6811 (alias_pairs): Likewise.
6812 (TYPE_MAXVAL): Define.
6813 (TYPE_MINVAL): Define.
6814 (iterative_hash_host_wide_int): Declare.
6815 (remove_unreachable_alias_pairs): Declare.
6816 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6817 * diagnostic.c (default_diagnostic_starter): Make extern.
6818 (default_diagnostic_finalizer): Make extern.
6819 * diagnostic.h (default_diagnostic_starter): Declare.
6820 (default_diagnostic_finalizer): Declare.
6821 (default_tree_printer): Declare.
6822 * toplev.c (default_tree_printer): Make extern.
6824 2009-09-03 Richard Guenther <rguenther@suse.de>
6825 Diego Novillo <dnovillo@google.com>
6827 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6828 * cgraphunit.c (cgraph_expand_function): Do not emit
6829 associated thunks from here.
6830 (cgraph_emit_thunks): New.
6831 (cgraph_optimize): Call it.
6832 Return if any IPA pass finds an error.
6833 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6836 2009-09-03 Simon Baldwin <simonb@google.com>
6837 Rafael Espindola <espindola@google.com>
6838 Richard Guenther <rguenther@suse.de>
6839 Doug Kwan <dougkwan@google.com>
6840 Diego Novillo <dnovillo@google.com>
6842 * tree.c: Include tree-pass.h, langhooks-def.h,
6843 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6844 (free_lang_data_in_type): New.
6845 (need_assembler_name_p): New.
6846 (free_lang_data_in_block): New.
6847 (free_lang_data_in_decl): New.
6848 (struct free_lang_data_d): New.
6849 (add_tree_to_fld_list): New.
6850 (find_decls_types_r): New.
6851 (get_eh_types_for_runtime): New.
6852 (find_decls_types_in_eh_region): New.
6853 (find_decls_types_in_node): New.
6854 (find_decls_types_in_var): New.
6855 (free_lang_data_in_cgraph): New.
6856 (free_lang_data): New.
6857 (gate_free_lang_data): New.
6858 (pass_ipa_free_lang_data): New.
6860 2009-09-03 Diego Novillo <dnovillo@google.com>
6862 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6863 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6864 (lang_hooks): Remove const qualifier.
6865 * ipa.c (cgraph_remove_unreachable_nodes): Call
6866 remove_unreachable_alias_pairs.
6867 * except.c (add_type_for_runtime): Check if TYPE has
6868 already been converted.
6869 (lookup_type_for_runtime): Likewise.
6870 (check_handled): Handle converted types.
6871 * varasm.c (remove_unreachable_alias_pairs): New.
6872 * gimple.c: Include demangle.h.
6873 (gimple_decl_printable_name): New.
6874 (gimple_fold_obj_type_ref): New.
6875 * gimple.h (gimple_decl_printable_name): Declare.
6876 (gimple_fold_obj_type_ref): Declare.
6877 * passes.c (init_optimization_passes): Add pass
6878 pass_ipa_free_lang_data.
6879 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6880 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6882 2009-09-03 Diego Novillo <dnovillo@google.com>
6884 * c-lang.c (lang_hooks): Remove const qualifier.
6886 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6888 * doc/install.texi (*-*-freebsd*): Update target information.
6890 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6892 * hard-reg-set.h (call_fixed_regs): Remove.
6893 * reginfo.c (call_fixed_regs): Remove.
6894 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6895 (globalize_reg): Don't use call_fixed_regs.
6896 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6899 2009-09-01 Michael Matz <matz@suse.de>
6901 * expr.h (emit_storent_insn, expand_expr_real_1,
6902 expand_expr_real_2): Declare.
6903 * expr.c (emit_storent_insn, expand_expr_real_1,
6904 expand_expr_real_2): Export.
6905 (store_expr): Setting and evaluating dont_return_target is useless.
6906 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6907 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
6908 * except.c (expand_resx_expr): Rename to ...
6909 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
6910 * except.h (expand_resx_stmt): Declare.
6911 * stmt.c: Add include gimple.h
6912 (expand_asm_expr): Rename to ...
6913 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
6914 (expand_case): Rewrite to take gimple statement.
6915 * tree.h (expand_asm_stmt): Declare.
6916 (expand_case): Change prototype.
6917 * Makefile.in (stmt.o): Depend on gimple.h.
6918 * builtins.c (expand_builtin_synchronize): Build gimple asm
6919 statement, not an ASM_EXPR.
6920 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
6921 gimple_to_tree, release_stmt_tree): Remove.
6922 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
6923 ggc_free, but hold comparison code and operands separately.
6924 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
6925 (expand_call_stmt, expand_gimple_stmt_1,
6926 expand_gimple_stmt): New helpers.
6927 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
6928 release_stmt_tree. Call expand_gimple_stmt instead.
6929 (expand_gimple_basic_block): Ditto.
6931 * calls.c (emit_call_1): Don't look at EH regions here, make
6932 fntree parameter useless.
6933 (expand_call): New local rettype for TREE_TYPE(exp), use it
6934 throughout. Remove local p, use addr instead.
6935 Don't look at EH regions here.
6937 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
6939 * doc/invoke.texi (-fsched-pressure): Document it.
6940 (-fsched-reg-pressure-heuristic): Remove it.
6942 * reload.c (ira.h): Include.
6943 (find_reloads): Add choosing reload on number of small spilled
6946 * haifa-sched.c (ira.h): Include.
6947 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
6948 saved_reg_pressure, curr_reg_live, saved_reg_live,
6949 region_ref_regs): New variables.
6950 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
6951 initiate_reg_pressure_info, setup_ref_regs,
6952 initiate_bb_reg_pressure_info, save_reg_pressure,
6953 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
6955 (setup_insn_reg_pressure_info): New function.
6956 (rank_for_schedule): Add pressure checking and insn issue time.
6957 Remove comparison of insn reg weights.
6958 (ready_sort): Set insn reg pressure info.
6959 (update_register_pressure, setup_insn_max_reg_pressure,
6960 update_reg_and_insn_max_reg_pressure,
6961 sched_setup_bb_reg_pressure_info): New functions.
6962 (schedule_insn): Add code for printing and updating reg pressure info.
6963 (find_set_reg_weight, find_insn_reg_weight): Remove.
6964 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
6965 (debug_ready_list): Print reg pressure info.
6966 (schedule_block): Ditto. Check insn issue time.
6967 (sched_init): Set up sched_pressure_p. Allocate and set up some
6968 reg pressure related info.
6969 (sched_finish): Free some reg pressure related info.
6970 (fix_tick_ready): Make insn always ready if pressure_p.
6971 (init_h_i_d): Don't call find_insn_reg_weight.
6972 (haifa_finish_h_i_d): Free insn reg pressure info.
6974 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
6975 ira_memory_move_cost, ira_class_hard_regs,
6976 ira_class_hard_regs_num, ira_no_alloc_regs,
6977 ira_available_class_regs, ira_reg_class_cover_size,
6978 ira_reg_class_cover, ira_class_translate): Move to ira.h.
6980 * ira-lives.c (single_reg_class): Check mode to find how many
6981 registers are necessary for operand.
6982 (ira_implicitly_set_insn_hard_regs): New.
6984 * common.opt (fsched-pressure): New options.
6985 (fsched-reg-pressure-heuristic): Remove.
6987 * ira.c (setup_eliminable_regset): Rename to
6988 ira_setup_eliminable_regset. Make it external.
6989 (expand_reg_info): Pass cover class to setup_reg_classes.
6990 (ira): Call resize_reg_info instead of allocate_reg_info.
6992 * sched-deps.c: Include ira.h.
6993 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
6994 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
6995 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
6996 mark_insn_hard_regno_birth, mark_insn_reg_birth,
6997 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
6998 mark_insn_reg_store, mark_insn_reg_clobber,
6999 setup_insn_reg_pressure_info): New.
7000 (sched_analyze_1): Update implicit_reg_pending_uses.
7001 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7002 Use them to create dependencies. Set insn reg uses and pressure
7003 info. Process reg_pending_uses in one place.
7004 (free_deps): Free implicit sets.
7005 (remove_from_deps): Remove implicit sets if necessary. Check
7006 implicit sets when clearing reg_last_in_use.
7007 (init_deps_global): Clear implicit_reg_pending_clobbers and
7008 implicit_reg_pending_uses.
7010 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7011 ira_memory_move_cost, ira_class_hard_regs,
7012 ira_class_hard_regs_num, ira_no_alloc_regs,
7013 ira_available_class_regs, ira_reg_class_cover_size,
7014 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7015 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7016 ira_implicitly_set_insn_hard_regs): New prototypes.
7018 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7019 cost_elements_num): New variables.
7020 (allocno_costs, total_costs): Rename to costs and
7021 total_allocno_costs.
7022 (COSTS_OF_ALLOCNO): Rename to COSTS.
7023 (allocno_pref): Rename to pref.
7024 (allocno_pref_buffer): Rename to pref_buffer.
7025 (common_classes): Rename to regno_cover_class.
7027 (record_reg_classes): Set allocno attributes only if allocno_p.
7028 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7029 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7030 and COSTS_OF_ALLOCNO.
7031 (print_costs): Rename to print_allocno_costs.
7032 (print_pseudo_costs): New.
7033 (process_bb_node_for_costs): Split into 2 functions with new
7034 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7035 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7036 new parameter dump_file. Use cost_elements_num instead of
7037 ira_allocnos_num. Make one iteration if preferred classes were
7038 already calculated for scheduler. Make 2 versions of code
7039 depending on allocno_p.
7040 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7041 regno_cover_class and COSTS instead of common_classes and
7043 (init_costs, finish_costs): New.
7044 (ira_costs): Set up allocno_p and cost_elements_num. Call
7045 init_costs and finish_costs.
7046 (ira_set_pseudo_classes): New.
7048 * rtl.h (allocate_reg_info): Remove.
7049 (resize_reg_info): Change return type.
7050 (reg_cover_class): New.
7051 (setup_reg_classes): Add new parameter.
7053 * sched-int.h (struct deps_reg): New member implicit_sets.
7054 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7055 (INCREASE_BITS): New macro.
7056 (struct reg_pressure_data, struct reg_use_data): New.
7057 (struct _haifa_insn_data): Remove reg_weight. Add members
7058 reg_pressure, reg_use_list, reg_set_list, and
7059 reg_pressure_excess_cost_change.
7060 (struct deps): New member implicit_sets.
7061 (pressure_p): New variable.
7062 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7063 (struct reg_pressure_data, struct reg_use_data): New.
7064 (INSN_REG_WEIGHT): Remove.
7065 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7066 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7067 (sched_init_region_reg_pressure_info,
7068 sched_setup_bb_reg_pressure_info): New prototypes.
7070 * reginfo.c (struct reg_pref): New member coverclass.
7071 (reg_cover_class): New function.
7072 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7073 (reg_info_size): New variable.
7074 (allocate_reg_info): Make static. Setup reg_info_size.
7075 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7076 (setup_reg_classes): Add a new parameter. Setup cover class too.
7078 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7081 * sched-rgn.c (deps_join): Set up implicit_sets.
7082 (schedule_region): Set up region and basic blocks pressure
7085 * passes.c (init_optimization_passes): Move
7086 pass_subregs_of_mode_init before pass_sched.
7088 2009-09-02 Martin Jambor <mjambor@suse.cz>
7090 * tree-sra.c (struct access): New field grp_hint.
7091 (dump_access): Dump grp_hint.
7092 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7094 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7095 those which have been specifically read and somehow written to.
7096 (propagate_subacesses_accross_link): Set grp_hint of right child and
7097 also possibly of the left child.
7099 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7101 * tree-object-size.c (addr_object_size): Always use object_size_type
7102 0 or 2 when determining the pointer pointed object size.
7104 2009-09-02 Richard Guenther <rguenther@suse.de>
7107 2009-08-31 Richard Guenther <rguenther@suse.de>
7109 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7110 to query if the memory regions for memmove overlap.
7111 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7112 asserts on pointers, instead deal with odd trees.
7113 (ptr_derefs_may_alias_p): Likewise.
7114 (refs_may_alias_p_1): Constructor bases also never alias.
7116 2009-08-01 Christian Bruel <christian.bruel@st.com>
7119 2009-07-31 Christian Bruel <christian.bruel@st.com>
7120 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7122 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7124 * doc/invoke.texi (-fvar-tracking-assignments): New.
7125 (-fvar-tracking-assignments-toggle): New.
7126 (-fdump-final-insns=file): Mark filename as optional.
7127 (--param min-nondebug-insn-uid): New.
7128 (-gdwarf-@{version}): Mention version 4.
7129 * opts.c (common_handle_option): Accept it.
7130 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7131 * regrename.c (regrename_optimize): Drop last. Don't count debug
7132 insns as uses. Don't reject change because of debug insn.
7133 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7134 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7135 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7136 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7137 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7138 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7139 * doc/gimple.texi (is_gimple_debug): New.
7140 (gimple_debug_bind_p): New.
7141 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7142 * doc/install.texi (bootstrap-debug): More details.
7143 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7144 (bootstrap-debug-lib): More details.
7145 (bootstrap-debug-ckovw): Update.
7146 (bootstrap-time): New.
7147 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7148 (insert_phi_nodes_for): Insert debug stmts.
7149 (rewrite_stmt): Take iterator. Insert debug stmts.
7150 (rewrite_enter_block): Adjust.
7151 (maybe_replace_use_in_debug_stmt): New.
7152 (rewrite_update_stmt): Use it.
7153 (mark_use_interesting): Return early for debug stmts.
7154 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7155 stmts before replacing stmt.
7156 (move_computations_stmt): Likewise.
7157 * ira-conflicts.c (add_copies): Skip debug insns.
7158 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7159 (regstat_bb_compute_ri): Skip debug insns.
7160 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7161 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7162 check_loop_closed_ssa_stmt): Skip debug stmts.
7163 * tree-tailcall.c (find_tail_calls): Likewise.
7164 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7165 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7166 (build_var_debug_value_stat): Declare.
7167 (build_var_debug_value): Define.
7168 (target_for_debug_bind): Declare.
7169 * reload.c (find_equiv_reg): Skip debug insns.
7170 * rtlanal.c (reg_used_between_p): Skip debug insns.
7171 (side_effects_p): Likewise.
7172 (canonicalize_condition): Likewise.
7173 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7174 insns never depend on debug insns.
7175 (create_ddg_dep_no_link): Likewise.
7176 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7177 Don't add inter-loop dependencies for debug insns.
7178 (build_intra_loop_deps): Likewise.
7179 (create_ddg): Count debug insns.
7180 * ddg.h (struct ddg::num_debug): New.
7181 (num_backargs): Pair up with previous int field.
7182 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7183 -fcompare-debug-second.
7184 * final.c (get_attr_length_1): Skip debug insns.
7185 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7186 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7187 (driver_self_specs): Map -fdump-final-insns to
7188 -fdump-final-insns=..
7189 (get_local_tick): New.
7190 (compare_debug_dump_opt_spec_function): Test for . argument and
7191 compute output name. Compute temp output spec without flag name.
7192 Compute -frandom-seed.
7193 (OPT): Undef after use.
7194 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7195 (average_num_loop_insns): Likewise.
7196 * params.h (MIN_NONDEBUG_INSN_UID): New.
7197 * gimple.def (GIMPLE_DEBUG): New.
7198 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7199 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7200 (merge_in_block): Fix whitespace.
7201 * toplev.c (flag_var_tracking): Update comment.
7202 (flag_var_tracking_assignments): New.
7203 (flag_var_tracking_assignments_toggle): New.
7204 (process_options): Don't open final insns dump file if we're not
7205 going to write to it. Compute defaults for var_tracking.
7206 * df-scan.c (df_insn_rescan_debug_internal): New.
7207 (df_uses_record): Handle debug insns.
7208 * haifa-sched.c (ready): Initialize n_debug.
7209 (contributes_to_priority): Skip debug insns.
7210 (dep_list_size): New.
7212 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7213 they're ready. Disregard previous debug insns to make decisions.
7214 (queue_insn): Never queue debug insns.
7215 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7216 (schedule_insn): Don't reject debug insns because of issue rate.
7217 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7218 (queue_to_ready): Skip and discount debug insns.
7219 (choose_ready): Let debug insns through.
7220 (schedule_block): Check boundary debug insns. Discount debug
7221 insns, schedule them early. Adjust whitespace.
7222 (set_priorities): Check for boundary debug insns.
7223 (add_jump_dependencies): Use dep_list_size.
7224 (prev_non_location_insn): New.
7225 (check_cfg): Use it.
7226 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7228 (remove_unused_ivs): Reset debug stmts.
7229 * modulo-sched.c (const_iteration_count): Skip debug insns.
7230 (res_MII): Discount debug insns.
7231 (loop_single_full_bb_p): Skip debug insns.
7232 (sms_schedule): Likewise.
7233 (sms_schedule_by_order): Likewise.
7234 (ps_has_conflicts): Likewise.
7235 * caller-save.c (refmarker_fn): New.
7236 (save_call_clobbered_regs): Replace regs with saved mem in
7238 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7239 Call refmarker_fn mark for hardregnos.
7240 (mark_reg_as_referenced): New.
7241 (replace_reg_with_saved_mem): New.
7242 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7243 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7245 (cse_extended_basic_block): Skip debug insns.
7246 (count_reg_usage): Likewise.
7247 (is_dead_reg): New, split out of...
7248 (set_live_p): ... here.
7249 (insn_live_p): Use it for debug insns.
7250 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7251 (execute_optimize_stdarg): Likewise.
7252 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7253 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7254 changes in debug stmts as changes.
7255 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7256 (moveup_expr): Don't move across debug insns. Don't move
7257 debug insn if it would create a bookkeeping block.
7258 (moveup_expr_cached): Don't use cache for debug insns that
7259 are heads of blocks.
7260 (compute_av_set_inside_bb): Skip debug insns.
7261 (sel_rank_for_schedule): Schedule debug insns first. Remove
7263 (block_valid_for_bookkeeping_p); Support lax searches.
7264 (create_block_for_bookkeeping): Adjust block numbers when
7265 encountering debug-only blocks.
7266 (find_place_for_bookkeeping): Deal with debug-only blocks.
7267 (generate_bookkeeping_insn): Accept no place to insert.
7268 (remove_temp_moveop_nops): New argument full_tidying.
7269 (prepare_place_to_insert): Deal with debug insns.
7270 (advance_state_on_fence): Debug insns don't start cycles.
7271 (update_boundaries): Take fence as argument. Deal with
7273 (schedule_expr_on_boundary): No full_tidying on debug insns.
7274 (fill_insns): Deal with debug insns.
7275 (track_scheduled_insns_and_blocks): Don't count debug insns.
7276 (need_nop_to_preserve_insn_bb): New, split out of...
7277 (remove_insn_from_stream): ... this.
7278 (fur_orig_expr_not_found): Skip debug insns.
7279 * rtl.def (VALUE): Move up.
7281 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7282 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7283 Set it if debug stmts are found.
7284 (statement_sink_location): Skip debug stmts. Propagate
7285 moving defs into debug stmts.
7286 * ifcvt.c (first_active_insn): Skip debug insns.
7287 (last_active_insns): Likewise.
7288 (cond_exec_process_insns): Likewise.
7289 (noce_process_if_block): Likewise.
7290 (check_cond_move_block): Likewise.
7291 (cond_move_convert_if_block): Likewise.
7292 (block_jumps_and_fallthru_p): Likewise.
7293 (dead_or_predicable): Likewise.
7294 * dwarf2out.c (debug_str_hash_forced): New.
7295 (find_AT_string): Add comment.
7296 (gen_label_for_indirect_string): New.
7297 (get_debug_string_label): New.
7298 (AT_string_form): Use it.
7299 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7300 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7301 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7302 several operations that cannot be represented with DWARF opcodes.
7303 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7304 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7305 (dwarf2out_var_location): Take during-call mark into account.
7306 (output_indirect_string): Update comment. Output if there are
7307 label and references.
7308 (prune_indirect_string): New.
7309 (prune_unused_types): Call it if debug_str_hash_forced.
7310 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7311 (dw_long_long_const): Remove.
7312 (struct dw_val_struct): Change val_long_long type to rtx.
7313 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7314 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7315 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7316 component instead of HOST_BITS_PER_LONG.
7317 (output_loc_operands): Likewise. For const8* assert
7318 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7319 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7320 rather than HOST_BITS_PER_LONG is >= 64.
7321 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7323 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7324 HOST_BITS_PER_LONG for dw_val_class_long_long.
7325 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7326 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7327 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7329 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7330 Handle DW_OP_implicit_value.
7331 (extract_int): Move prototype earlier.
7332 (mem_loc_descriptor): For SUBREG punt if inner
7333 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7334 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7335 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7336 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7337 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7338 instead of Pmode size.
7339 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7340 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7341 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7342 (concat_loc_descriptor, concatn_loc_descriptor,
7343 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7344 (add_location_or_const_value_attribute): Likewise. For single
7345 location loc_lists attempt to use add_const_value_attribute
7346 for constant decls. Add DW_AT_const_value even if
7347 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7349 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7350 (control_flow_insn_p): Likewise.
7351 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7352 (separate_decls_in_region_debug_bind): New.
7353 (separate_decls_in_region): Process debug bind stmts afterwards.
7354 * recog.c (verify_changes): Handle debug insns.
7355 (extract_insn): Likewise.
7356 (peephole2_optimize): Skip debug insns.
7357 * dse.c (scan_insn): Skip debug insns.
7358 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7360 (setup_id_for_insn): Handle debug insns.
7361 (maybe_tidy_empty_bb): Adjust whitespace.
7362 (tidy_control_flow): Skip debug insns.
7363 (sel_remove_insn): Adjust for debug insns.
7364 (sel_estimate_number_of_insns): Skip debug insns.
7365 (create_insn_rtx_from_pattern): Handle debug insns.
7366 (create_copy_of_insn_rtx): Likewise.
7367 * sel-sched-.h (sel_bb_end): Declare.
7368 (sel_bb_empty_or_nop_p): New.
7369 (get_all_loop_exits): Use it.
7370 (_eligible_successor_edge_p): Likewise.
7371 (return_nop_to_pool): Adjust.
7372 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7373 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7374 * gimple-pretty-print.c (dump_gimple_debug): New.
7375 (dump_gimple_stmt): Use it.
7376 (dump_bb_header): Skip gimple debug stmts.
7377 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7378 (fixup_match_2): Likewise.
7379 (regmove_backward_pass): Likewise. Simplify combined
7380 replacement. Handle debug insns.
7381 * function.c (instantiate_virtual_regs): Handle debug insns.
7382 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7383 * print-rtl.h: Include cselib.h.
7384 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7385 * df.h (df_inns_rescan_debug_internal): Declare.
7386 * gcse.c (alloc_hash_table): Estimate n_insns.
7387 (cprop_insn): Don't regard debug insns as changes.
7388 (bypass_conditional_jumps): Skip debug insns.
7389 (one_pre_gcse_pass): Adjust.
7390 (one_code_hoisting_pass): Likewise.
7391 (compute_ld_motion_mems): Skip debug insns.
7392 (one_cprop_pass): Adjust.
7393 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7394 (if_convertible_stmt_p): Handle debug stmts.
7395 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7396 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7397 * ira-build.c (create_bb_allocnos): Skip debug insns.
7398 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7399 (has_single_use): Likewise.
7400 (single_imm_use): Likewise.
7401 (num_imm_uses): Likewise.
7402 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7403 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7404 (create_outofssa_var_map): Likewise.
7405 * lower-subreg.c (adjust_decomposed_uses): New.
7406 (resolve_debug): New.
7407 (decompose_multiword_subregs): Use it.
7408 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7409 * emit-rtl.c: Include params.h.
7410 (cur_debug_insn_uid): Define.
7411 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7412 (copy_rtx_if_shared_1): Handle debug insns.
7413 (reset_used_flags): Likewise.
7414 (set_used_flags): LIkewise.
7415 (get_max_insn_count): New.
7416 (next_nondebug_insn): New.
7417 (prev_nondebug_insn): New.
7418 (make_debug_insn_raw): New.
7419 (emit_insn_before_noloc): Handle debug insns.
7420 (emit_jump_insn_before_noloc): Likewise.
7421 (emit_call_insn_before_noloc): Likewise.
7422 (emit_debug_insn_before_noloc): New.
7423 (emit_insn_after_noloc): Handle debug insns.
7424 (emit_jump_insn_after_noloc): Likewise.
7425 (emit_call_insn_after_noloc): Likewise.
7426 (emit_debug_insn_after_noloc): Likewise.
7427 (emit_insn_after): Take loc from earlier non-debug insn.
7428 (emit_jump_insn_after): Likewise.
7429 (emit_call_insn_after): Likewise.
7430 (emit_debug_insn_after_setloc): New.
7431 (emit_debug_insn_after): New.
7432 (emit_insn_before): Take loc from later non-debug insn.
7433 (emit_jump_insn_before): Likewise.
7434 (emit_call_insn_before): Likewise.
7435 (emit_debug_insn_before_setloc): New.
7436 (emit_debug_insn_before): New.
7437 (emit_insn): Handle debug insns.
7438 (emit_debug_insn): New.
7439 (emit_jump_insn): Handle debug insns.
7440 (emit_call_insn): Likewise.
7442 (init_emit): Take min-nondebug-insn-uid into account.
7443 Initialize cur_debug_insn_uid.
7444 (emit_copy_of_insn_after): Handle debug insns.
7445 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7446 location of single rhs in place.
7447 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7448 (floor_sdiv_adjust): New.
7449 (cell_sdiv_adjust): New.
7450 (cell_udiv_adjust): New.
7451 (round_sdiv_adjust): New.
7452 (round_udiv_adjust): New.
7453 (wrap_constant): Moved from cselib.
7454 (unwrap_constant): New.
7455 (expand_debug_expr): New.
7456 (expand_debug_locations): New.
7457 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7459 (gimple_expand_cfg): Expand debug locations.
7460 * cselib.c: Include tree-pass.h.
7461 (struct expand_value_data): New.
7462 (cselib_record_sets_hook): New.
7463 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7464 (cselib_clear_table): Move, and implemnet in terms of...
7465 (cselib_reset_table_with_next_value): ... this.
7466 (cselib_get_next_unknown_value): New.
7467 (discard_useless_locs): Don't discard preserved values.
7468 (cselib_preserve_value): New.
7469 (cselib_preserved_value_p): New.
7470 (cselib_preserve_definitely): New.
7471 (cselib_clear_preserve): New.
7472 (cselib_preserve_only_values): New.
7473 (new_cselib_val): Take rtx argument. Dump it in details.
7474 (cselib_lookup_mem): Adjust.
7475 (expand_loc): Take regs_active in struct. Adjust. Silence
7476 dumps unless details are requested.
7477 (cselib_expand_value_rtx_cb): New.
7478 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7479 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7480 without details. Copy more subregs. Try to resolve values
7481 using a callback. Wrap constants.
7482 (cselib_subst_to_values): Adjust.
7483 (cselib_log_lookup): New.
7484 (cselib_lookup): Call it.
7485 (cselib_invalidate_regno): Don't count preserved values as useless.
7486 (cselib_invalidate_mem): Likewise.
7487 (cselib_record_set): Likewise.
7488 (struct set): Renamed to cselib_set, moved to cselib.h.
7489 (cselib_record_sets): Adjust. Call hook.
7490 (cselib_process_insn): Reset table when it would be cleared.
7491 (dump_cselib_val): New.
7492 (dump_cselib_table): New.
7493 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7494 (remove_forwarder_block): Support moving debug stmts.
7495 * cselib.h (cselib_record_sets_hook): Declare.
7496 (cselib_expand_callback): New type.
7497 (cselib_expand_value_rtx_cb): Declare.
7498 (cselib_reset_table_with_next_value): Declare.
7499 (cselib_get_next_unknown_value): Declare.
7500 (cselib_preserve_value): Declare.
7501 (cselib_preserved_value_p): Declare.
7502 (cselib_preserve_only_values): Declare.
7503 (dump_cselib_table): Declare.
7504 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7505 (try_crossjump_to_edge): Likewise.
7506 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7507 dominated blocks when debug stmts are present.
7508 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7509 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7510 (set_var_live_on_entry): Likewise.
7511 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7512 * cfglayout.c (curr_location, last_location): Make static.
7513 (set_curr_insn_source_location): Don't avoid bouncing.
7514 (get_curr_insn_source_location): New.
7515 (get_curr_insn_block): New.
7516 (duplicate_insn_chain): Handle debug insns.
7517 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7519 * common.opt (fcompare-debug): Move to sort order.
7520 (fdump-unnumbered-links): Likewise.
7521 (fvar-tracking-assignments): New.
7522 (fvar-tracking-assignments-toggle): New.
7523 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7524 because of debug stmts.
7525 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7526 (eliminate_unnecessary_stmts): Walk dominated blocks before
7528 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7529 * ira.c (memref_used_between_p): Skip debug insns.
7530 (update_equiv_regs): Likewise.
7531 * sched-deps.c (sd_lists_size): Accept empty list.
7532 (sd_init_insn): Mark debug insns.
7533 (sd_finish_insn): Unmark them.
7534 (sd_add_dep): Reject non-debug deps on debug insns.
7535 (fixup_sched_groups): Give debug insns group treatment.
7537 (sched_analyze_reg): Don't mark debug insns for sched before call.
7538 (sched_analyze_2): Handle debug insns.
7539 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7541 (deps_analyze_insn): Handle debug insns.
7542 (deps_start_bb): Skip debug insns.
7543 (init_deps): Initialize last_debug_insn.
7544 * tree-ssa.c (target_for_debug_bind): New.
7545 (find_released_ssa_name): New.
7546 (propagate_var_def_into_debug_stmts): New.
7547 (propagate_defs_into_debug_stmts): New.
7548 (verify_ssa): Skip debug bind stmts without values.
7549 (warn_uninialized_vars): Skip debug stmts.
7550 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7551 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7552 (rtx_equal_p): Likewise.
7553 * ira-costs.c (scan_one_insn): Skip debug insns.
7554 (process_bb_node_for_hard_reg_moves): Likewise.
7555 * rtl.h (DEBUG_INSN_P): New.
7556 (NONDEBUG_INSN_P): New.
7557 (MAY_HAVE_DEBUG_INSNS): New.
7558 (INSN_P): Accept debug insns.
7559 (RTX_FRAME_RELATED_P): Likewise.
7560 (INSN_DELETED_P): Likewise
7561 (PAT_VAR_LOCATION_DECL): New.
7562 (PAT_VAR_LOCATION_LOC): New.
7563 (PAT_VAR_OCATION_STATUS): New.
7564 (NOTE_VAR_LOCATION_DECL): Reimplement.
7565 (NOTE_VAR_LOCATION_LOC): Likewise.
7566 (NOTE_VAR_LOCATION_STATUS): Likewise.
7567 (INSN_VAR_LOCATION): New.
7568 (INSN_VAR_LOCATION_DECL): New.
7569 (INSN_VAR_LOCATION_LOC): New.
7570 (INSN_VAR_LOCATION_STATUS): New.
7571 (gen_rtx_UNKNOWN_VAR_LOC): New.
7572 (VAR_LOC_UNKNOWN_P): New.
7573 (NOTE_DURING_CALL_P): New.
7574 (SCHED_GROUP_P): Accept debug insns.
7575 (emit_debug_insn_before): Declare.
7576 (emit_debug_insn_before_noloc): Declare.
7577 (emit_debug_insn_beore_setloc): Declare.
7578 (emit_debug_insn_after): Declare.
7579 (emit_debug_insn_after_noloc): Declare.
7580 (emit_debug_insn_after_setloc): Declare.
7581 (emit_debug_insn): Declare.
7582 (make_debug_insn_raw): Declare.
7583 (prev_nondebug_insn): Declare.
7584 (next_nondebug_insn): Declare.
7585 (delegitimize_mem_from_attrs): Declare.
7586 (get_max_insn_count): Declare.
7587 (wrap_constant): Declare.
7588 (unwrap_constant): Declare.
7589 (get_curr_insn_source_location): Declare.
7590 (get_curr_insn_block): Declare.
7591 * tree-inline.c (insert_debug_decl_map): New.
7592 (processing_debug_stmt): New.
7593 (remap_decl): Don't create new mappings in debug stmts.
7594 (remap_gimple_op_r): Don't add references in debug stmts.
7595 (copy_tree_body_r): Likewise.
7596 (remap_gimple_stmt): Handle debug bind stmts.
7597 (copy_bb): Skip debug stmts.
7598 (copy_edges_for_bb): Likewise.
7599 (copy_debug_stmt): New.
7600 (copy_debug_stmts): New.
7601 (copy_body): Copy debug stmts at the end.
7602 (insert_init_debug_bind): New.
7603 (insert_init_stmt): Take id. Skip and emit debug stmts.
7604 (setup_one_parameter): Remap variable earlier, register debug mapping.
7605 (estimate_num_insns): Skip debug stmts.
7606 (expand_call_inline): Preserve debug_map.
7607 (optimize_inline_calls): Check for no debug_stmts left-overs.
7608 (unsave_expr_now): Preserve debug_map.
7609 (copy_gimple_seq_and_replace_locals): Likewise.
7610 (tree_function_versioning): Check for no debug_stmts left-overs.
7611 Init and destroy debug_map as needed. Split edges unconditionally.
7612 (build_duplicate_type): Init and destroy debug_map as needed.
7613 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7614 (struct copy_body_data): Add debug_stmts and debug_map.
7615 * sched-int.h (struct ready_list): Add n_debug.
7616 (struct deps): Add last_debug_insn.
7617 (DEBUG_INSN_SCHED_P): New.
7618 (BOUNDARY_DEBUG_INSN_P): New.
7619 (SCHEDULE_DEBUG_INSN_P): New.
7620 (sd_iterator_cond): Accept empty list.
7621 * combine.c (create_log_links): Skip debug insns.
7622 (combine_instructions): Likewise.
7623 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7624 return value is always unshared.
7625 (struct rtx_subst_pair): New.
7626 (auto_adjust_pair): New.
7627 (propagate_for_debug_subst): New.
7628 (propagate_for_debug): New.
7629 (try_combine): Skip debug insns. Propagate removed defs into
7631 (next_nonnote_nondebug_insn): New.
7632 (distribute_notes): Use it. Skip debug insns.
7633 (distribute_links): Skip debug insns.
7634 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7635 * resource.c (mark_target_live_regs): Likewise.
7636 * var-tracking.c: Include cselib.h and target.h.
7637 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7639 (micro_operation_type_name): New.
7640 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7641 (struct micro_operation_def): Update comments.
7642 (decl_or_value): New type. Use instead of decls.
7643 (struct emit_note_data_def): Add vars.
7644 (struct attrs_def): Use decl_or_value.
7645 (struct variable_tracking_info_def): Add permp, flooded.
7646 (struct location_chain_def): Update comment.
7647 (struct variable_part_def): Use decl_or_value.
7648 (struct variable_def): Make var_part a variable length array.
7650 (scratch_regs): New.
7651 (cselib_hook_called): New.
7652 (dv_is_decl_p): New.
7653 (dv_is_value_p): New.
7656 (dv_as_opaque): New.
7657 (dv_onepart_p): New.
7659 (IS_DECL_CODE): New.
7660 (check_value_is_not_decl): New.
7661 (dv_from_decl): New.
7662 (dv_from_value): New.
7663 (dv_htab_hash): New.
7664 (variable_htab_hash): Use it.
7665 (variable_htab_eq): Support values.
7666 (variable_htab_free): Free from the right pool.
7667 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7668 (attrs_list_union): Adjust.
7669 (attrs_list_mpdv_union): New.
7670 (tie_break_pointers): New.
7671 (canon_value_cmp): New.
7672 (unshare_variable): Return possibly-modified slot.
7673 (vars_copy_1): Adjust.
7674 (var_reg_decl_set): Adjust. Split out of...
7675 (var_reg_set): ... this.
7676 (get_init_value): Adjust.
7677 (var_reg_delete_and_set): Adjust.
7678 (var_reg_delete): Adjust.
7679 (var_regno_delete): Adjust.
7680 (var_mem_decl_set): Split out of...
7681 (var_mem_set): ... this.
7682 (var_mem_delete_and_set): Adjust.
7683 (var_mem_delete): Adjust.
7687 (variable_union): Adjust. Speed up merge of 1-part vars.
7688 (variable_canonicalize): Use unshared slot.
7689 (VALUED_RECURSED_INTO): New.
7690 (find_loc_in_1pdv): New.
7691 (struct dfset_merge): New.
7692 (insert_into_intersection): New.
7693 (intersect_loc_chains): New.
7695 (canonicalize_loc_order_check): New.
7696 (canonicalize_values_mark): New.
7697 (canonicalize_values_star): New.
7698 (variable_merge_over_cur): New.
7699 (variable_merge_over_src): New.
7700 (dataflow_set_merge): New.
7701 (dataflow_set_equiv_regs): New.
7702 (remove_duplicate_values): New.
7703 (struct dfset_post_merge): New.
7704 (variable_post_merge_new_vals): New.
7705 (variable_post_merge_perm_vals): New.
7706 (dataflow_post_merge_adjust): New.
7707 (find_mem_expr_in_1pdv): New.
7708 (dataflow_set_preserve_mem_locs): New.
7709 (dataflow_set_remove_mem_locs): New.
7710 (dataflow_set_clear_at_call): New.
7711 (onepart_variable_different_p): New.
7712 (variable_different_p): Use it.
7713 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7714 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7716 (track_loc_p): Pass it true.
7717 (struct count_use_info): New.
7718 (find_use_val): New.
7719 (replace_expr_with_values): New.
7721 (use_type): New, partially split out of...
7722 (count_uses): ... this. Count new micro-ops.
7723 (count_uses_1): Adjust.
7724 (count_stores): Adjust.
7725 (count_with_sets): New.
7726 (VAL_NEEDS_RESOLUTION): New.
7727 (VAL_HOLDS_TRACK_EXPR): New.
7728 (VAL_EXPR_IS_COPIED): New.
7729 (VAL_EXPR_IS_CLOBBERED): New.
7730 (add_uses): Adjust. Generate new micro-ops.
7731 (add_uses_1): Adjust.
7732 (add_stores): Generate new micro-ops.
7733 (add_with_sets): New.
7734 (find_src_status): Adjust.
7735 (find_src_set_src): Adjust.
7736 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7737 Handle new micro-ops. Canonicalize value equivalances.
7738 (vt_find_locations): Compute total size of hash tables for
7739 dumping. Perform merge for var-tracking-assignments. Don't
7740 disregard single-block loops.
7741 (dump_attrs_list): Handle decl_or_value.
7742 (dump_variable): Take variable. Deal with decl_or_value.
7743 (dump_variable_slot): New.
7744 (dump_vars): Use it.
7745 (dump_dataflow_sets): Adjust.
7746 (set_slot_part): New, extended to support one-part variables
7747 after splitting out of...
7748 (set_variable_part): ... this.
7749 (clobber_slot_part): New, split out of...
7750 (clobber_variable_part): ... this.
7751 (delete_slot_part): New, split out of...
7752 (delete_variable_part): .... this.
7753 (check_wrap_constant): New.
7754 (vt_expand_loc_callback): New.
7755 (vt_expand_loc): New.
7756 (emit_note_insn_var_location): Adjust. Handle values. Handle
7757 EMIT_NOTE_AFTER_CALL_INSN.
7758 (emit_notes_for_differences_1): Adjust. Handle values.
7759 (emit_notes_for_differences_2): Likewise.
7760 (emit_notes_for_differences): Adjust.
7761 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7762 Adjust. Handle new micro-ops.
7763 (vt_add_function_parameters): Adjust. Create and bind values.
7764 (vt_initialize): Adjust. Initialize scratch_regs and
7765 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7766 operations. Move some code to count_with_sets and add_with_sets.
7767 (delete_debug_insns): New.
7768 (vt_debug_insns_local): New.
7769 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7771 (var_tracking_main): If var-tracking-assignments is enabled
7772 but var-tracking isn't, delete debug insns and leave. Likewise
7773 if we exceed limits or fail the stack adjustments tests, and
7774 after all var-tracking processing.
7775 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7776 (dataflow_set): Add traversed_vars.
7777 (value_chain, const_value_chain): New typedefs.
7778 (value_chain_pool, value_chains): New variables.
7779 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7780 add_value_chains, add_cselib_value_chains, remove_value_chain,
7781 remove_value_chains, remove_cselib_value_chains): New functions.
7782 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7783 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7785 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7786 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7787 (dst_can_be_shared): New variable.
7788 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7789 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7790 different from set->vars, look up slot again instead of using the
7792 (dataflow_set_init): Initialize traversed_vars.
7793 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7794 lookup if set->vars is shared. Don't keep slot cleared before
7795 calling unshare_variable. Unshare set->vars if needed. Adjust
7796 unshare_variable callers. Clear dst_can_be_shared if needed.
7797 Even ->refcount == 1 vars must be unshared if set->vars is shared
7798 and var needs to be modified.
7799 (dataflow_set_union): Set traversed_vars during canonicalization.
7800 (VALUE_CHANGED, DECL_CHANGED): Define.
7801 (set_dv_changed, dv_changed_p): New static inlines.
7802 (track_expr_p): Clear DECL_CHANGED.
7803 (dump_dataflow_sets): Set it.
7804 (variable_was_changed): Call set_dv_changed.
7805 (emit_note_insn_var_location): Likewise.
7806 (changed_variables_stack): New variable.
7807 (check_changed_vars_1, check_changed_vars_2): New functions.
7808 (emit_notes_for_changes): Do nothing if changed_variables is
7809 empty. Traverse changed_variables with check_changed_vars_1,
7810 call check_changed_vars_2 on each changed_variables_stack entry.
7811 (emit_notes_in_bb): Add SET argument. Just clear it at the
7812 beginning, use it instead of local &set, don't destroy it at the end.
7813 (vt_emit_notes): Call dataflow_set_clear early on all
7814 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7815 computed set, dataflow_set_clear also VTI(bb)->in when we are
7816 done with the basic block. Initialize changed_variables_stack,
7817 free it afterwards. If ENABLE_CHECKING verify that after noting
7818 differences to an empty set value_chains hash table is empty.
7819 (vt_initialize): Initialize value_chains and value_chain_pool.
7820 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7821 (variable_tracking_main): Call dump_dataflow_sets before calling
7822 vt_emit_notes, not after it.
7823 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7824 (propagate_var_def_into_debug_stmts): Declare.
7825 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7826 (df_set_note): Reject debug insns.
7827 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7828 add notes to debug insns.
7829 (df_note_bb_compute): Adjust. Likewise.
7830 (df_simulate_uses): Skip debug insns.
7831 (df_simulate_initialize_backwards): Likewise.
7832 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7833 (subst_stack_regs_pat): Reject debug insns.
7834 (convert_regs_1): Handle debug insns.
7835 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7836 (print-rtl.o): Depend on cselib.h.
7837 (cselib.o): Depend on TREE_PASS_H.
7838 (var-tracking.o): Depend on cselib.h and TARGET_H.
7839 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7840 (init_ready_list): Skip boundary debug insns.
7841 (add_branch_dependences): Skip debug insns.
7842 (free_block_dependencies): Check for blocks with only debug insns.
7843 (compute_priorities): Likewise.
7844 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7845 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7847 (gimple_build_debug_bind_stat): New.
7848 (empty_body_p): Skip debug stmts.
7849 (gimple_has_side_effects): Likewise.
7850 (gimple_rhs_has_side_effects): Likewise.
7851 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7852 (gimple_build_debug_bind_stat): Declare.
7853 (gimple_build_debug_bind): Define.
7854 (is_gimple_debug): New.
7855 (gimple_debug_bind_p): New.
7856 (gimple_debug_bind_get_var): New.
7857 (gimple_debug_bind_get_value): New.
7858 (gimple_debug_bind_get_value_ptr): New.
7859 (gimple_debug_bind_set_var): New.
7860 (gimple_debug_bind_set_value): New.
7861 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7862 (gimple_debug_bind_reset_value): New.
7863 (gimple_debug_bind_has_value_p): New.
7864 (gsi_next_nondebug): New.
7865 (gsi_prev_nondebug): New.
7866 (gsi_start_nondebug_bb): New.
7867 (gsi_last_nondebug_bb): New.
7868 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7869 (print_insn): Handle DEBUG_INSN.
7870 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7871 of first insn prevail.
7872 (first_stmt): Skip debug stmts.
7873 (first_non_label_stmt): Likewise.
7874 (last_stmt): Likewise.
7875 (has_zero_uses_1): New.
7876 (single_imm_use_1): New.
7877 (verify_gimple_debug): New.
7878 (verify_types_in_gimple_stmt): Handle debug stmts.
7879 (verify_stmt): Likewise.
7880 (debug_loop_num): Skip debug stmts.
7881 (remove_edge_and_dominated_blocks): Remove dominators last.
7882 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7883 (linearize_expr): Likewise.
7884 * config/i386/i386.c (ix86_delegitimize_address): Call
7885 default implementation.
7886 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7887 (group_barrier_needed): Skip debug insns.
7888 (emit_insn_group_barriers): Likewise.
7889 (emit_all_insn_group_barriers): Likewise.
7890 (ia64_variable_issue): Handle debug insns.
7891 (ia64_dfa_new_cycle): Likewise.
7892 (final_emit_insn_group_barriers): Skip debug insns.
7893 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7894 def cfa without frame.
7895 (process_set): Likewise.
7896 (process_for_unwind_directive): Pass frame on.
7897 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7898 (rs6000_delegitimize_address): New.
7899 (rs6000_debug_adjust_cost): Handle debug insns.
7900 (is_microcoded_insn): Likewise.
7901 (is_cracked_insn): Likewise.
7902 (is_nonpipeline_insn): Likewise.
7903 (insn_must_be_first_in_group): Likewise.
7904 (insn_must_be_last_in_group): Likewise.
7905 (force_new_group): Likewise.
7906 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7907 contains only debug insns.
7908 (rtl_merge_blocks): Skip debug insns.
7909 (purge_dead_edges): Likewise.
7910 (rtl_block_ends_with_call_p): Skip debug insns.
7911 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
7912 (mark_reg_dependencies): Skip debug insns.
7913 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
7914 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
7915 * tree-ssa-threadedge.c
7916 (record_temporary_equivalences_from_stmts): Skip debug stmts.
7917 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
7918 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
7919 (copyprop_hardreg_forward_1): Handle debug insns.
7920 * reload1.c (reload): Skip debug insns. Replace unassigned
7921 pseudos in debug insns with their equivalences.
7922 (eliminate_regs_in_insn): Skip debug insns.
7923 (emit_input_reload_insns): Skip debug insns at first, adjust
7925 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
7926 (get_indirect_ref_operands): Pass opf_no_vops on.
7927 (get_expr_operands): Likewise. Skip debug stmts.
7928 (parse_ssa_operands): Scan debug insns with opf_no_vops.
7930 2009-09-01 Richard Henderson <rth@redhat.com>
7932 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
7933 stmt_ends_pp_p statements at least once.
7934 * tree-vrp.c (vrp_initialize): Likewise.
7935 (vrp_visit_stmt): Be prepared for non-interesting stmts.
7937 2009-09-01 Dodji Seketeli <dodji@redhat.com>
7940 Fix AIX bootstrap after PR debug/30161
7941 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
7942 that is a GNU extension.
7943 (tmpl_value_parm_die_table): Move the definition of this global
7944 outside #ifdef DWARF2_DEBUGGING_INFO region.
7946 2009-09-01 Richard Guenther <rguenther@suse.de>
7948 * tree.c (tree_expr_size): New function.
7949 * tree.h (tree_expr_size): Declare.
7950 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
7951 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
7952 * langhooks.c (lhd_expr_size): Remove.
7953 * langhooks.h (struct lang_hooks): Remove expr_size.
7954 * explow.c (expr_size): Use tree_expr_size.
7955 (int_expr_size): Likewise.
7956 * langhooks-def.h (lhd_expr_size): Remove.
7957 (LANG_HOOKS_EXPR_SIZE): Likewise.
7958 (LANG_HOOKS_INITIALIZER): Adjust.
7960 2009-09-01 Richard Guenther <rguenther@suse.de>
7962 * tree-flow.h (mark_addressable): Move declaration ...
7963 * tree.h (mark_addressable): ... here.
7964 * stmt.c (expand_asm_operands): Use mark_addressable, not
7965 lang_hooks.mark_addressable.
7966 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7967 LANG_HOOKS_MARK_ADDRESSABLE.
7968 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
7969 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
7971 2009-08-31 Chris Demetriou <cgd@google.com>
7973 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
7974 vectorize if not TARGET_SSE2.
7976 2009-08-31 DJ Delorie <dj@redhat.com>
7978 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
7979 registers if no coprocessor is enabled.
7981 2009-08-31 Dodji Seketeli <dodji@redhat.com>
7984 * cgraph.h (cgraph_get_node): Declare ...
7985 * cgraph.c (cgraph_get_node): ... new function.
7986 * dwarf2out.c (gen_generic_params_dies,
7987 generic_parameter_die, tree_add_const_value_attribute_for_decl,
7988 make_ith_pack_parameter_name,
7989 append_entry_to_tmpl_value_parm_die_table,
7990 gen_remaining_tmpl_value_param_die_attribute): New functions.
7991 (gen_subprogram_die): Generate debug info for template parameters
7992 if debug info level is higher than DINFO_LEVEL_TERSE.
7993 Use tree_add_const_value_attribute_for_decl instead of
7994 tree_add_const_value_attribute.
7995 (gen_const_die): Use tree_add_const_value_attribute_for_decl
7996 instead of tree_add_const_value_attribute.
7997 (gen_struct_or_union_type_die): Generate debug
7998 info for template parameters if debug info level is higher than
8000 (tree_add_const_value_attribute): Handle integral and pointer
8001 constants. Update comment.
8002 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8003 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8004 (reference_to_unused): Fix thinko. Remove redundant predicates from
8006 (tree_add_const_value_attribute): Make this work for constant
8008 tree_add_const_value_attribute_for_decl is to be used for variable
8010 (add_location_or_const_value_attribute): Use
8011 tree_add_const_value_attribute_for_decl now.
8012 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8013 DW_TAG_template_value_param DIEs after function DIEs have been
8015 * langhooks.h (lang_hooks_for_types): Add
8016 get_argument_pack_elems.
8017 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8018 (lang_hooks): Added get_innermost_generic_parms,
8019 get_innermost_generic_args.
8020 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8021 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8022 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8023 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8025 2009-08-31 DJ Delorie <dj@redhat.com>
8027 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8028 it once we start generating the prologue or epilogue.
8029 (mep_call_saves_register): If the frame is locked, re-use
8031 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8032 (mep_expand_prologue): Call it.
8033 (mep_expand_epilogue): Likewise.
8034 (mep_start_function): Use the same logic as mep_expand_prologue.
8035 (mep_pass_by_reference): Make logic more readable.
8036 (mep_return_in_memory): Zero-sized objects are passed in memory.
8037 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8039 2009-08-31 Richard Guenther <rguenther@suse.de>
8041 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8042 to query if the memory regions for memmove overlap.
8043 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8044 asserts on pointers, instead deal with odd trees.
8045 (ptr_derefs_may_alias_p): Likewise.
8046 (refs_may_alias_p_1): Constructor bases also never alias.
8048 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8050 * doc/install.texi (Final install): Adjust reference on where to
8051 order printed manuals.
8053 2009-08-30 Olivier Hainque <hainque@adacore.com>
8055 * dwarf2out.c (switch_to_frame_table_section): Move
8056 definition prior to first use.
8058 2009-08-30 Richard Guenther <rguenther@suse.de>
8060 PR tree-optimization/41186
8061 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8062 (ao_ref_init_from_ptr_and_size): New function.
8063 (ref_maybe_used_by_call_p_1): Be more precise tracking
8064 used ranges for builtin functions.
8065 (ref_maybe_used_by_call_p): Adjust.
8066 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8067 ranges for builtin functions.
8068 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8070 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8073 * fwprop.c (get_reg_use_in): Delete.
8074 (free_load_extend): New function.
8075 (forward_propagate_subreg): Use it.
8077 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8079 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8081 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8084 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8087 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8089 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8090 fini or fini_array section.
8092 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8094 * graphite-dependences.c (graphite_legal_transform_bb): Call
8095 pbb_remove_duplicate_pdrs.
8096 * graphite-poly.c (can_collapse_pdr): Removed.
8097 (pdr_find_duplicate): Removed.
8098 (can_collapse_pdrs): New.
8099 (pbb_remove_duplicate_pdrs): New.
8100 (new_poly_dr): Do not look for duplicates.
8101 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8102 (PBB_PDR_DUPLICATES_REMOVED): New.
8103 (pbb_remove_duplicate_pdrs): Declared.
8105 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8107 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8108 the strides by multiplying by PDR_NB_REFS.
8109 * graphite-poly.c (can_collapse_pdr): New.
8110 (pdr_find_duplicate): New.
8111 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8112 Initialize PDR_NB_REFS.
8113 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8115 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8117 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8120 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8123 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8125 * graphite-dependences.c (pddr_original_scattering): Return NULL
8126 for read-read dependence relations.
8127 * graphite-poly.h (enum poly_dr_type): Fix comment.
8130 (pdr_may_write_p): New.
8132 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8134 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8135 (struct poly_dr): Same.
8136 (new_poly_dr): Same.
8137 * graphite-poly.c (new_poly_dr): Same.
8138 * graphite-dependences.c (dot_deps): Disable call to system.
8140 2009-08-28 Cary Coutant <ccoutant@google.com>
8143 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8144 struct/union/enum types local to a function.
8146 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8147 Sebastian Pop <sebastian.pop@amd.com>
8149 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8150 pbb_strip_mine_time_depth. Changed the implementation so that
8151 transformation is expressed as a transformation on
8152 time (scatttering) dimensions. Also, ensures that the 2d+1
8153 scheduling format is preserved.
8154 (pbb_strip_mine_profitable_p): Profitability is based on the
8155 iteration number of a given time (scattering) dimension,
8156 and not on a original loop depth dimension.
8157 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8158 (pbb_do_strip_mine): Call psct_dynamic_dim.
8159 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8160 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8161 (pbb_nb_dynamic_scattering_transform): New.
8162 (psct_dynamic_dim): New.
8164 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8166 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8167 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8168 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8169 * graphite-interchange.c (build_linearized_memory_access): Same.
8170 (memory_stride_in_loop): Same.
8172 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8174 * graphite-dependences.c (pddr_original_scattering): New.
8175 (graphite_legal_transform_dr): Call pddr_original_scattering.
8178 * graphite-dependences.h (dot_deps): Declared.
8179 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8180 (print_pdr): Print PDR_ID.
8181 * graphite-poly.h (struct poly_dr): Add field id.
8184 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8186 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8188 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8189 not delete the original dependence relation.
8191 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8193 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8194 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8195 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8196 (free_poly_ddr): New.
8197 (pddr_is_empty): New.
8198 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8199 (dependence_polyhedron): Same. Remove useless gcc_assert.
8201 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8202 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8203 * graphite-dependences.h (enum poly_dependence_kind): New.
8204 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8205 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8206 (PDRP_SINK): Renamed PDDR_SINK.
8207 (PDRP_DDP): Renamed PDDR_DDP.
8209 (free_poly_ddr): Declared.
8210 * graphite-poly.c (new_scop): Use the new hash function names.
8211 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8212 into original_pddrs.
8213 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8215 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8217 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8218 bounds with LT_EXPR to make niter analysis more precise on code
8219 generated by Graphite.
8221 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8223 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8224 (graphite_legal_transform_bb): Same.
8225 (poly_drs_may_alias_p): Same.
8227 2009-08-28 Richard Guenther <rguenther@suse.de>
8229 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8231 2009-08-28 Jan Beulich <jbeulich@novell.com>
8233 * config/i386/netware.c: Include langhooks.h.
8234 (i386_nlm_encode_section_info): Simplify.
8235 (netware_override_options): Delete.
8236 * config/i386/netware.h (netware_override_options): Delete
8238 (OVERRIDE_OPTIONS): Delete definition.
8239 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8240 (ASM_COMMENT_START): Define.
8241 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8243 2009-08-28 Jan Beulich <jbeulich@novell.com>
8245 * configure.ac: For in-tree ld, do a plain version check to
8246 determine whether comdat groups are supported.
8247 * configure: Regenerate.
8249 2009-08-28 Olivier Hainque <hainque@adacore.com>
8251 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8252 always defined. Reflect definition or absence of such for
8253 COLLECT_EXPORT_LIST. Readability helper.
8254 (scanfilter): New enum, to help control what symbols
8255 are to be considered or ignored by scan_prog_file.
8256 (enum pass): Rename as "scanpass", moved together with scanfilter
8257 prior to scan_prog_file's prototype.
8258 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8259 Group prototype with the scanpass/scanfilter definitions, factorize
8260 head comments for the several implementations at the prototype.
8261 (main): Reorganize the first pass link control to let AIX
8262 drag only the needed frame tables in executables. Prevent
8263 frame tables collection during the scan aimed at static ctors.
8264 Pre-link and scan for frame tables later to compensate.
8265 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8266 A C statement to issue assembly directives that create a reference
8267 to the given DWARF table identifier label from the current function
8269 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8270 to differentiate first time section entry. Only emit a .data
8271 tables start identifier label the first time around.
8272 (switch_to_frame_table_section): New function. Helper for
8273 output_call_frame_info to switch possibly BACK into the eh_frame
8274 or the debug_frame section depending on FOR_EH.
8275 (output_call_frame_info): Use helper to first enter the proper
8277 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8278 emit a link to the frame table start label from each function
8280 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8281 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8282 * config/rs6000/rs6000-protos.h: Declare it.
8283 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8285 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8287 * config/sh/sh.c (split_branches): Check the result of
8290 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8292 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8293 using -pthread -fopenmp
8295 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8297 * doc/service.texi (service directory): Update URL.
8299 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8301 PR rtl-optimization/40861
8302 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8303 extract word from a multi-word subreg for negative byte positions.
8305 2009-08-27 Tristan Gingold <gingold@adacore.com>
8306 Douglas B Rupp <rupp@gnat.com>
8308 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8309 (SECTION_VMS_OVERLAY): Define.
8310 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8312 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8314 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8315 common_object declarations.
8316 (ia64_section_type_flags): Set section flag for common_object.
8317 * config/ia64/ia64-protos.h
8318 (ia64_vms_output_aligned_decl_common): Declare.
8319 (ia64_vms_elf_asm_named_section): Declare.
8321 2009-08-27 Michael Matz <matz@suse.de>
8323 * expr.c (expand_expr_real_2): New function taking exploded
8324 unary or binary expression, split out from ...
8325 (expand_expr_real_1): ... here. Move over all unary/binary
8326 switch parts to above function, in particular these codes:
8327 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8328 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8329 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8330 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8331 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8332 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8333 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8334 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8335 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8336 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8337 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8338 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8339 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8340 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8341 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8342 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8343 VEC_PACK_FIX_TRUNC_EXPR.
8344 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8347 2009-08-27 Richard Guenther <rguenther@suse.de>
8349 * gengtype.c (main): Handle uint64_t.
8350 * ipa-utils.c (get_base_var): Indent properly.
8351 * tree-ssa-live.c (debug_scope_block): New function.
8352 * tree-flow.h (debug_scope_block): Declare.
8353 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8354 * basic-block.h (enum profile_status): Rename to
8355 enum profile_status_d.
8356 (x_profile_status): Adjust type.
8358 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8361 * dwarf2out.c (get_context_die): Declare this static function.
8362 (gen_type_die_with_usage): Make sure a DIE is a generated for
8363 the context of a typedef.
8365 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8367 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8370 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8372 * config/mips/mips-protos.h (mips_output_sync): Declare.
8373 (mips_sync_loop_insns): Likewise.
8374 (mips_output_sync_loop): Replace first two parameters with an rtx.
8375 * config/mips/mips.c (mips_multi_member): New structure.
8376 (mips_multi_members): New variable.
8377 (mips_multi_start): New function.
8378 (mips_multi_add): Likewise.
8379 (mips_multi_add_insn): Likewise.
8380 (mips_multi_add_label): Likewise.
8381 (mips_multi_last_index): Likewise.
8382 (mips_multi_copy_insn): Likewise.
8383 (mips_multi_set_operand): Likewise.
8384 (mips_multi_write): Likewise.
8385 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8386 (mips_init_print_operand_punct): Update accordingly.
8387 (mips_start_ll_sc_sync_block): New function.
8388 (mips_end_ll_sc_sync_block): Likewise.
8389 (mips_output_sync): Likewise.
8390 (mips_sync_insn1_template): Likewise.
8391 (mips_sync_insn2_template): Likewise.
8392 (mips_get_sync_operand): Likewise.
8393 (mips_process_sync_loop): Likewise.
8394 (mips_output_sync_loop): Use mips_process_sync_loop.
8395 (mips_sync_loop_insns): New function.
8396 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8397 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8398 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8399 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8400 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8401 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8402 (MIPS_SYNC_OLD_OP_12): Likewise.
8403 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8404 (MIPS_SYNC_NEW_OP_12): Likewise.
8405 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8406 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8407 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8408 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8409 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8410 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8411 * config/mips/mips.md (sync_mem): New attribute.
8412 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8413 (sync_exclusive_mask, sync_required_oldval): Likewise.
8414 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8415 (sync_release_barrier): Likewise.
8416 (length): Handle sync loops.
8417 (sync): Use mips_output_sync.
8418 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8419 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8420 and use mips_output_sync_loop.
8421 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8422 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8423 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8424 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8425 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8426 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8427 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8428 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8429 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8431 2009-08-26 Richard Guenther <rguenther@suse.de>
8434 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8435 the types to not match.
8436 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8438 * tree-ssa.c (useless_type_conversion_p): Conversions to
8439 pointers to unprototyped functions are useless.
8441 2009-08-26 Richard Guenther <rguenther@suse.de>
8443 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8444 whole-program condition, prepare to be called for non-globals.
8445 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8446 params build a representative with known type and track its fields.
8448 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8450 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8451 clearing by a taken branch.
8452 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8453 effectively after bbro pass.
8454 (sync_nand<mode>): Ditto.
8455 (sync_old_<fetchop_name><mode>): Ditto.
8456 (sync_old_nand<mode>): Ditto.
8457 (sync_new_<fetchop_name><mode>): Dito.
8458 (sync_new_nand<mode>): Ditto.
8459 (sync_compare_and_swap<mode>_1): Ditto.
8460 (*sync_compare_and_swap<mode>): Ditto.
8461 (sync_lock_test_and_set<mode>_1): Ditto.
8462 ("sync_lock_test_and_set<mode>): Ditto.
8464 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8466 * hwint.h (HOST_LONG_FORMAT): New macro
8467 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8468 Use HOST_PTR_PRINTF.
8469 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8470 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8471 (HOST_PTR_PRINTF): Document.
8473 2009-08-25 Jan Hubicka <jh@suse.cz>
8475 * config/i386/bmmintrin.h: Replace by #error.
8478 Michael Meissner <michael.meissner@amd.com>
8479 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8480 Tony Linthicum <tony.linthicum@amd.com>
8482 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8483 (TARGET_ROUND): New macro for the round/ptest instructions which
8484 are shared between SSE4.1 and SSE5.
8485 (OPTION_MASK_ISA_ROUND): Ditto.
8486 (OPTION_ISA_ROUND): Ditto.
8487 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8488 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8490 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8491 (-mfused-madd): New switch to give users control over whether the
8492 compiler optimizes to use the multiply/add SSE5 instructions.
8494 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8495 (ix86_handle_option): Turn off 3dnow if -msse5.
8496 (override_options): Add SSE5 support.
8497 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8499 (ix86_expand_sse_movcc): Add SSE5 support.
8500 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8501 vector type to the next largest size.
8502 (ix86_expand_sse5_pack): New function to use pperm to pack a
8503 vector type to the next smallest size.
8504 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8505 (IX86_BUILTIN_FMADDSD): Ditto.
8506 (IX86_BUILTIN_FMADDPS): Ditto.
8507 (IX86_BUILTIN_FMADDPD): Ditto.
8508 (IX86_BUILTIN_FMSUBSS): Ditto.
8509 (IX86_BUILTIN_FMSUBSD): Ditto.
8510 (IX86_BUILTIN_FMSUBPS): Ditto.
8511 (IX86_BUILTIN_FMSUBPD): Ditto.
8512 (IX86_BUILTIN_FNMADDSS): Ditto.
8513 (IX86_BUILTIN_FNMADDSD): Ditto.
8514 (IX86_BUILTIN_FNMADDPS): Ditto.
8515 (IX86_BUILTIN_FNMADDPD): Ditto.
8516 (IX86_BUILTIN_FNMSUBSS): Ditto.
8517 (IX86_BUILTIN_FNMSUBSD): Ditto.
8518 (IX86_BUILTIN_FNMSUBPS): Ditto.
8519 (IX86_BUILTIN_FNMSUBPD): Ditto.
8520 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8521 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8522 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8523 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8524 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8525 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8526 (IX86_BUILTIN_PPERM): Ditto.
8527 (IX86_BUILTIN_PERMPS): Ditto.
8528 (IX86_BUILTIN_PERMPD): Ditto.
8529 (IX86_BUILTIN_PMACSSWW): Ditto.
8530 (IX86_BUILTIN_PMACSWW): Ditto.
8531 (IX86_BUILTIN_PMACSSWD): Ditto.
8532 (IX86_BUILTIN_PMACSWD): Ditto.
8533 (IX86_BUILTIN_PMACSSDD): Ditto.
8534 (IX86_BUILTIN_PMACSDD): Ditto.
8535 (IX86_BUILTIN_PMACSSDQL): Ditto.
8536 (IX86_BUILTIN_PMACSSDQH): Ditto.
8537 (IX86_BUILTIN_PMACSDQL): Ditto.
8538 (IX86_BUILTIN_PMACSDQH): Ditto.
8539 (IX86_BUILTIN_PMADCSSWD): Ditto.
8540 (IX86_BUILTIN_PMADCSWD): Ditto.
8541 (IX86_BUILTIN_PHADDBW): Ditto.
8542 (IX86_BUILTIN_PHADDBD): Ditto.
8543 (IX86_BUILTIN_PHADDBQ): Ditto.
8544 (IX86_BUILTIN_PHADDWD): Ditto.
8545 (IX86_BUILTIN_PHADDWQ): Ditto.
8546 (IX86_BUILTIN_PHADDDQ): Ditto.
8547 (IX86_BUILTIN_PHADDUBW): Ditto.
8548 (IX86_BUILTIN_PHADDUBD): Ditto.
8549 (IX86_BUILTIN_PHADDUBQ): Ditto.
8550 (IX86_BUILTIN_PHADDUWD): Ditto.
8551 (IX86_BUILTIN_PHADDUWQ): Ditto.
8552 (IX86_BUILTIN_PHADDUDQ): Ditto.
8553 (IX86_BUILTIN_PHSUBBW): Ditto.
8554 (IX86_BUILTIN_PHSUBWD): Ditto.
8555 (IX86_BUILTIN_PHSUBDQ): Ditto.
8556 (IX86_BUILTIN_PROTB): Ditto.
8557 (IX86_BUILTIN_PROTW): Ditto.
8558 (IX86_BUILTIN_PROTD): Ditto.
8559 (IX86_BUILTIN_PROTQ): Ditto.
8560 (IX86_BUILTIN_PROTB_IMM): Ditto.
8561 (IX86_BUILTIN_PROTW_IMM): Ditto.
8562 (IX86_BUILTIN_PROTD_IMM): Ditto.
8563 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8564 (IX86_BUILTIN_PSHLB): Ditto.
8565 (IX86_BUILTIN_PSHLW): Ditto.
8566 (IX86_BUILTIN_PSHLD): Ditto.
8567 (IX86_BUILTIN_PSHLQ): Ditto.
8568 (IX86_BUILTIN_PSHAB): Ditto.
8569 (IX86_BUILTIN_PSHAW): Ditto.
8570 (IX86_BUILTIN_PSHAD): Ditto.
8571 (IX86_BUILTIN_PSHAQ): Ditto.
8572 (IX86_BUILTIN_FRCZSS): Ditto.
8573 (IX86_BUILTIN_FRCZSD): Ditto.
8574 (IX86_BUILTIN_FRCZPS): Ditto.
8575 (IX86_BUILTIN_FRCZPD): Ditto.
8576 (IX86_BUILTIN_CVTPH2PS): Ditto.
8577 (IX86_BUILTIN_CVTPS2PH): Ditto.
8578 (IX86_BUILTIN_COMEQSS): Ditto.
8579 (IX86_BUILTIN_COMNESS): Ditto.
8580 (IX86_BUILTIN_COMLTSS): Ditto.
8581 (IX86_BUILTIN_COMLESS): Ditto.
8582 (IX86_BUILTIN_COMGTSS): Ditto.
8583 (IX86_BUILTIN_COMGESS): Ditto.
8584 (IX86_BUILTIN_COMUEQSS): Ditto.
8585 (IX86_BUILTIN_COMUNESS): Ditto.
8586 (IX86_BUILTIN_COMULTSS): Ditto.
8587 (IX86_BUILTIN_COMULESS): Ditto.
8588 (IX86_BUILTIN_COMUGTSS): Ditto.
8589 (IX86_BUILTIN_COMUGESS): Ditto.
8590 (IX86_BUILTIN_COMORDSS): Ditto.
8591 (IX86_BUILTIN_COMUNORDSS): Ditto.
8592 (IX86_BUILTIN_COMFALSESS): Ditto.
8593 (IX86_BUILTIN_COMTRUESS): Ditto.
8594 (IX86_BUILTIN_COMEQSD): Ditto.
8595 (IX86_BUILTIN_COMNESD): Ditto.
8596 (IX86_BUILTIN_COMLTSD): Ditto.
8597 (IX86_BUILTIN_COMLESD): Ditto.
8598 (IX86_BUILTIN_COMGTSD): Ditto.
8599 (IX86_BUILTIN_COMGESD): Ditto.
8600 (IX86_BUILTIN_COMUEQSD): Ditto.
8601 (IX86_BUILTIN_COMUNESD): Ditto.
8602 (IX86_BUILTIN_COMULTSD): Ditto.
8603 (IX86_BUILTIN_COMULESD): Ditto.
8604 (IX86_BUILTIN_COMUGTSD): Ditto.
8605 (IX86_BUILTIN_COMUGESD): Ditto.
8606 (IX86_BUILTIN_COMORDSD): Ditto.
8607 (IX86_BUILTIN_COMUNORDSD): Ditto.
8608 (IX86_BUILTIN_COMFALSESD): Ditto.
8609 (IX86_BUILTIN_COMTRUESD): Ditto.
8610 (IX86_BUILTIN_COMEQPS): Ditto.
8611 (IX86_BUILTIN_COMNEPS): Ditto.
8612 (IX86_BUILTIN_COMLTPS): Ditto.
8613 (IX86_BUILTIN_COMLEPS): Ditto.
8614 (IX86_BUILTIN_COMGTPS): Ditto.
8615 (IX86_BUILTIN_COMGEPS): Ditto.
8616 (IX86_BUILTIN_COMUEQPS): Ditto.
8617 (IX86_BUILTIN_COMUNEPS): Ditto.
8618 (IX86_BUILTIN_COMULTPS): Ditto.
8619 (IX86_BUILTIN_COMULEPS): Ditto.
8620 (IX86_BUILTIN_COMUGTPS): Ditto.
8621 (IX86_BUILTIN_COMUGEPS): Ditto.
8622 (IX86_BUILTIN_COMORDPS): Ditto.
8623 (IX86_BUILTIN_COMUNORDPS): Ditto.
8624 (IX86_BUILTIN_COMFALSEPS): Ditto.
8625 (IX86_BUILTIN_COMTRUEPS): Ditto.
8626 (IX86_BUILTIN_COMEQPD): Ditto.
8627 (IX86_BUILTIN_COMNEPD): Ditto.
8628 (IX86_BUILTIN_COMLTPD): Ditto.
8629 (IX86_BUILTIN_COMLEPD): Ditto.
8630 (IX86_BUILTIN_COMGTPD): Ditto.
8631 (IX86_BUILTIN_COMGEPD): Ditto.
8632 (IX86_BUILTIN_COMUEQPD): Ditto.
8633 (IX86_BUILTIN_COMUNEPD): Ditto.
8634 (IX86_BUILTIN_COMULTPD): Ditto.
8635 (IX86_BUILTIN_COMULEPD): Ditto.
8636 (IX86_BUILTIN_COMUGTPD): Ditto.
8637 (IX86_BUILTIN_COMUGEPD): Ditto.
8638 (IX86_BUILTIN_COMORDPD): Ditto.
8639 (IX86_BUILTIN_COMUNORDPD): Ditto.
8640 (IX86_BUILTIN_COMFALSEPD): Ditto.
8641 (IX86_BUILTIN_COMTRUEPD): Ditto.
8642 (IX86_BUILTIN_PCOMEQUB): Ditto.
8643 (IX86_BUILTIN_PCOMNEUB): Ditto.
8644 (IX86_BUILTIN_PCOMLTUB): Ditto.
8645 (IX86_BUILTIN_PCOMLEUB): Ditto.
8646 (IX86_BUILTIN_PCOMGTUB): Ditto.
8647 (IX86_BUILTIN_PCOMGEUB): Ditto.
8648 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8649 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8650 (IX86_BUILTIN_PCOMEQUW): Ditto.
8651 (IX86_BUILTIN_PCOMNEUW): Ditto.
8652 (IX86_BUILTIN_PCOMLTUW): Ditto.
8653 (IX86_BUILTIN_PCOMLEUW): Ditto.
8654 (IX86_BUILTIN_PCOMGTUW): Ditto.
8655 (IX86_BUILTIN_PCOMGEUW): Ditto.
8656 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8657 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8658 (IX86_BUILTIN_PCOMEQUD): Ditto.
8659 (IX86_BUILTIN_PCOMNEUD): Ditto.
8660 (IX86_BUILTIN_PCOMLTUD): Ditto.
8661 (IX86_BUILTIN_PCOMLEUD): Ditto.
8662 (IX86_BUILTIN_PCOMGTUD): Ditto.
8663 (IX86_BUILTIN_PCOMGEUD): Ditto.
8664 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8665 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8666 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8667 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8668 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8669 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8670 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8671 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8672 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8673 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8674 (IX86_BUILTIN_PCOMEQB): Ditto.
8675 (IX86_BUILTIN_PCOMNEB): Ditto.
8676 (IX86_BUILTIN_PCOMLTB): Ditto.
8677 (IX86_BUILTIN_PCOMLEB): Ditto.
8678 (IX86_BUILTIN_PCOMGTB): Ditto.
8679 (IX86_BUILTIN_PCOMGEB): Ditto.
8680 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8681 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8682 (IX86_BUILTIN_PCOMEQW): Ditto.
8683 (IX86_BUILTIN_PCOMNEW): Ditto.
8684 (IX86_BUILTIN_PCOMLTW): Ditto.
8685 (IX86_BUILTIN_PCOMLEW): Ditto.
8686 (IX86_BUILTIN_PCOMGTW): Ditto.
8687 (IX86_BUILTIN_PCOMGEW): Ditto.
8688 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8689 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8690 (IX86_BUILTIN_PCOMEQD): Ditto.
8691 (IX86_BUILTIN_PCOMNED): Ditto.
8692 (IX86_BUILTIN_PCOMLTD): Ditto.
8693 (IX86_BUILTIN_PCOMLED): Ditto.
8694 (IX86_BUILTIN_PCOMGTD): Ditto.
8695 (IX86_BUILTIN_PCOMGED): Ditto.
8696 (IX86_BUILTIN_PCOMFALSED): Ditto.
8697 (IX86_BUILTIN_PCOMTRUED): Ditto.
8698 (IX86_BUILTIN_PCOMEQQ): Ditto.
8699 (IX86_BUILTIN_PCOMNEQ): Ditto.
8700 (IX86_BUILTIN_PCOMLTQ): Ditto.
8701 (IX86_BUILTIN_PCOMLEQ): Ditto.
8702 (IX86_BUILTIN_PCOMGTQ): Ditto.
8703 (IX86_BUILTIN_PCOMGEQ): Ditto.
8704 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8705 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8706 (enum multi_arg_type): New enum for describing the various SSE5
8707 intrinsic argument types.
8708 (bdesc_multi_arg): New table for SSE5 intrinsics.
8709 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8710 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8712 (ix86_expand_builtin): Add SSE5 intrinsic support.
8713 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8714 operand instructions.
8715 (ix86_expand_sse5_multiple_memory): New function to split the
8716 second memory reference from SSE5 instructions.
8717 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8718 (ix86_return_pops_args): Use stdarg_p to determine if the function
8719 has variable arguments.
8720 (ix86_setup_incoming_varargs): Ditto.
8721 (x86_this_parameter): Ditto.
8723 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8725 (ix86_expand_sse5_pack): Ditto.
8726 (ix86_sse5_valid_op_p): Ditto.
8727 (ix86_expand_sse5_multiple_memory): Ditto.
8729 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8730 constant for SSE5 support.
8731 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8732 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8733 (UNSPEC_SSE5_PERMUTE): Ditto.
8734 (UNSPEC_SSE5_ASHIFT): Ditto.
8735 (UNSPEC_SSE5_LSHIFT): Ditto.
8736 (UNSPEC_FRCZ): Ditto.
8737 (UNSPEC_CVTPH2PS): Ditto.
8738 (UNSPEC_CVTPS2PH): Ditto.
8739 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8741 (COM_FALSE_S): Ditto.
8742 (COM_FALSE_P): Ditto.
8743 (COM_TRUE_S): Ditto.
8744 (COM_TRUE_P): Ditto.
8745 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8746 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8748 (memory attribute): Ditto.
8749 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8750 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8751 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8752 (floor<mode>2): Ditto.
8753 (ceil<mode>2): Ditto.
8754 (btrunc<mode>2): Ditto.
8755 (nearbyintdf2): Ditto.
8756 (nearbyintsf2): Ditto.
8757 (sse_setccsf): Disable if SSE5.
8758 (sse_setccdf): Ditto.
8759 (sse5_setcc<mode>): New support for SSE5 conditional move.
8760 (sse5_pcmov_<mode>): Ditto.
8762 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8764 (SSEMODEF2P): Ditto.
8765 (ssemodesuffixf4): New mode attribute for SSE5.
8766 (ssemodesuffixf2s): Ditto.
8767 (ssemodesuffixf2c): Ditto.
8768 (sserotatemax): Ditto.
8769 (ssescalarmode): Ditto.
8770 (sse_maskcmpv4sf3): Disable if SSE5.
8771 (sse_maskcmpv2df3): Ditto.
8772 (sse_vmmaskcmpv4sf3): Ditto.
8773 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8774 (sse5_vmfmadd<mode>4): Ditto.
8775 (sse5_fmsub<mode>4): Ditto.
8776 (sse5_vmfmsub<mode>4): Ditto.
8777 (sse5_fnmadd<mode>4): Ditto.
8778 (sse5_vmfnmadd<mode>4): Ditto.
8779 (sse5_fnmsub<mode>4): Ditto.
8780 (sse5_vmfnmsub<mode>4): Ditto.
8781 (sse5i_fmadd<mode>4): Ditto.
8782 (sse5i_fmsub<mode>4): Ditto.
8783 (sse5i_fnmadd<mode>4): Ditto.
8784 (sse5i_fnmsub<mode>4): Ditto.
8785 (sse5i_vmfmadd<mode>4): Ditto.
8786 (sse5i_vmfmsub<mode>4): Ditto.
8787 (sse5i_vmfnmadd<mode>4): Ditto.
8788 (sse5i_vmfnmsub<mode>4): Ditto.
8789 (mulv16qi3): Add SSE5 support.
8791 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8792 (sse2_mulv4si3): Disable if SSE5.
8793 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8794 (sse4_1_roundps): Ditto.
8795 (sse4_1_roundsd): Ditto.
8796 (sse4_1_roundss): Ditto.
8797 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8799 (sse_maskcmpsf3): Ditto.
8800 (sse_vmmaskcmpv4sf3): Ditto.
8801 (sse2_maskcmpv2df3): Ditto.
8802 (sse2_maskcmpdf3): Ditto.
8803 (sse2_vmmaskcmpv2df3): Ditto.
8804 (sse2_eq<mode>3): Ditto.
8805 (sse2_gt<mode>3): Ditto.
8806 (sse5_pcmov_<mode>): Add SSE5 support.
8807 (vec_unpacku_hi_v16qi): Ditto.
8808 (vec_unpacks_hi_v16qi): Ditto.
8809 (vec_unpacku_lo_v16qi): Ditto.
8810 (vec_unpacks_lo_v16qi): Ditto.
8811 (vec_unpacku_hi_v8hi): Ditto.
8812 (vec_unpacks_hi_v8hi): Ditto.
8813 (vec_unpacku_lo_v8hi): Ditto.
8814 (vec_unpacks_lo_v8hi): Ditto.
8815 (vec_unpacku_hi_v4si): Ditto.
8816 (vec_unpacks_hi_v4si): Ditto.
8817 (vec_unpacku_lo_v4si): Ditto.
8818 (vec_unpacks_lo_v4si): Ditto.
8819 (sse5_pmacsww): New SSE5 intrinsic insn.
8820 (sse5_pmacssww): Ditto.
8821 (sse5_pmacsdd): Ditto.
8822 (sse5_pmacssdd): Ditto.
8823 (sse5_pmacssdql): Ditto.
8824 (sse5_pmacssdqh): Ditto.
8825 (sse5_pmacsdqh): Ditto.
8826 (sse5_pmacsswd): Ditto.
8827 (sse5_pmacswd): Ditto.
8828 (sse5_pmadcsswd): Ditto.
8829 (sse5_pmadcswd): Ditto.
8830 (sse5_pcmov_<move>): Conditional move support on SSE5.
8831 (sse5_phaddbw): New SSE5 intrinsic insn.
8832 (sse5_phaddbd): Ditto.
8833 (sse5_phaddbq): Ditto.
8834 (sse5_phaddwd): Ditto.
8835 (sse5_phaddwq): Ditto.
8836 (sse5_phadddq): Ditto.
8837 (sse5_phaddubw): Ditto.
8838 (sse5_phaddubd): Ditto.
8839 (sse5_phaddubq): Ditto.
8840 (sse5_phadduwd): Ditto.
8841 (sse5_phadduwq): Ditto.
8842 (sse5_phaddudq): Ditto.
8843 (sse5_phsubbw): Ditto.
8844 (sse5_phsubwd): Ditto.
8845 (sse5_phsubdq): Ditto.
8846 (sse5_pperm): Ditto.
8847 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8848 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8849 (sse5_pperm_sign_v8hi_v4si): Ditto.
8850 (sse5_pperm_zero_v8hi_v4si): Ditto.
8851 (sse5_pperm_sign_v4si_v2di): Ditto.
8852 (sse5_pperm_sign_v4si_v2di): Ditto.
8853 (sse5_pperm_pack_v2di_v4si): Ditto.
8854 (sse5_pperm_pack_v4si_v8hi): Ditto.
8855 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8856 (sse5_perm<mode>): New SSE5 intrinsic insn.
8857 (rotl<mode>3): Ditto.
8858 (sse5_rotl<mode>3): Ditto.
8859 (sse5_ashl<mode>3): Ditto.
8860 (sse5_lshl<mode>3): Ditto.
8861 (sse5_frcz<mode>2): Ditto.
8862 (sse5s_frcz<mode>2): Ditto.
8863 (sse5_cvtph2ps): Ditto.
8864 (sse5_cvtps2ph): Ditto.
8865 (sse5_vmmaskcmp<mode>3): Ditto.
8866 (sse5_com_tf<mode>3): Ditto.
8867 (sse5_maskcmp<mode>3): Ditto.
8868 (sse5_maskcmp_uns<mode>3): Ditto.
8869 (sse5_maskcmp_uns2<mode>3): Ditto.
8870 (sse5_pcom_tf<mode>3): Ditto.
8872 * config/i386/predicates.md (sse5_comparison_float_operator):
8873 New predicate to match the comparison operators supported by
8874 the SSE5 com instruction.
8875 (ix86_comparison_int_operator): New predicate to match just the
8876 signed int comparisons.
8877 (ix86_comparison_uns_operator): New predicate to match just the
8878 unsigned int comparisons.
8880 * doc/invoke.texi (-msse5): Add documentation.
8881 (-mfused-madd): Ditto.
8883 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8885 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8887 (x86_64-*-*): Ditto.
8889 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8891 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8892 intrinisics for SSE5.
8894 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8897 * config/i386/mmintrin-common.h: New file, to contain common
8898 instructions between SSE4.1 and SSE5.
8900 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8901 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8902 (gen_regparm_prefix): Ditto.
8904 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8905 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8906 prototype_p to determine if a function is prototyped.
8908 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
8910 * c-common.c (c_common_reswords) add the alignof keyword,
8911 with same RID as __alignof and __alignof__
8913 2009-08-25 Anatoly Sokolov <aesok@post.ru>
8915 * hooks.h (hook_bool_const_int_const_int_true): Declare.
8916 * hooks.c (hook_bool_const_int_const_int_true): New function.
8917 * target.h (struct gcc_target): Add can_eliminate field.
8918 * target-def.h (TARGET_CAN_ELIMINATE): Define.
8919 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
8920 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
8921 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
8922 (elim_table): Revise comment.
8923 * system.h (CAN_ELIMINATE): Poison.
8924 * defaults.h (CAN_ELIMINATE): Remove.
8925 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8927 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
8928 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
8930 (alpha_vms_can_eliminate): Declare as static, change return type to
8932 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
8934 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
8935 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
8936 (arm_can_eliminate): New function.
8938 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
8939 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
8940 (avr_can_eliminate): Declare as static.
8941 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
8943 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
8944 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
8945 (bfin_can_eliminate): New function.
8947 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
8948 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
8949 (crx_can_eliminate): New function.
8951 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
8952 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
8953 (fr30_can_eliminate): New function.
8955 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
8956 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
8957 (frv_can_eliminate): New function.
8959 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
8960 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
8961 (h8300_can_eliminate): New function.
8963 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
8964 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
8965 (i386_can_eliminate): Declare as static, change return type to bool.
8966 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
8968 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
8969 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
8970 (ia64_can_eliminate): New function.
8972 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
8973 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
8974 (iq2000_can_eliminate): New function.
8976 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
8977 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
8978 (m32r_can_eliminate): New function.
8980 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
8981 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
8982 (m68hc11_can_eliminate): New function.
8984 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
8985 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
8986 (m68k_can_eliminate): New function.
8988 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
8989 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
8990 (mep_can_eliminate): New function.
8992 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
8993 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
8994 (mips_can_eliminate): New function.
8996 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
8997 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
8998 (rs6000_can_eliminate): New function.
9000 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9001 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9002 (s390_can_eliminate): Declare as static.
9003 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9005 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9006 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9007 (score_can_eliminate): New function.
9009 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9010 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9011 (sparc_can_eliminate): Declare as static.
9012 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9014 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9015 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9016 (xstormy16_can_eliminate): New function.
9018 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9019 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9020 (v850_can_eliminate): New function.
9022 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9024 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9025 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9026 (*movdfcc_ext[1234]): Disable for IEEE mode.
9028 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9030 * gimplify.c (prepare_gimple_addressable): New static function.
9031 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9033 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9034 manually fiddling with it.
9036 2009-08-25 Michael Matz <matz@suse.de>
9038 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9039 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9041 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9042 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9043 (do_jump): Split out code for simple binary comparisons into ...
9044 (do_jump_1): ... this, taking the individual operands and code.
9045 Change callers to helper function above accordingly.
9046 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9049 2009-08-25 Michael Matz <matz@suse.de>
9051 * expr.h (struct separate_ops, sepops): New type for passing
9052 around an exploded simple expression.
9053 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9054 Use this structure instead of expression tree.
9055 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9056 expression, only its type.
9057 (expand_vec_cond_expr): Take type and individual operands instead
9059 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9060 expand_vec_shift_expr): Change prototype accordingly.
9061 * tree-vect-stmts.c (vectorizable_condition): Change call of
9062 expand_vec_cond_expr_p to pass only type.
9063 * expr.c (do_store_flags): Change prototype and implementation
9064 to take an exploded expression.
9065 (expand_expr_real_1): New local ops initialized with details
9066 of the full expression. Use it instead of full
9067 expression in calls to do_store_flags, expand_vec_cond_expr,
9068 expand_widen_pattern_expr and expand_vec_shift_expr.
9070 2009-08-25 Michael Matz <matz@suse.de>
9072 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9073 treeop2 initialized with first three operands of the full expression.
9074 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9076 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9078 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9079 (__gthread_objc_condition_allocate): Mark arguments as unused.
9080 (__gthread_objc_condition_deallocate): Likewise.
9081 (__gthread_objc_condition_wait): Likewise.
9082 (__gthread_objc_condition_broadcast): Likewise.
9083 (__gthread_objc_condition_signal): Likewise.
9084 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9085 (__gthread_objc_thread_id): Likewise.
9087 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9090 * tree-pretty-print.c (print_call_name): Print the correct call name
9091 for procedure pointer components.
9093 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9095 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9096 default_promote_function_mode when not VMS.
9098 2009-08-24 Olivier Hainque <hainque@adacore.com>
9100 * convert.c (convert_to_integer): Don't assume an input pointer is
9101 POINTER_SIZE wide. Fetch from the type instead.
9103 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9105 * configure.ac (AC_PREREQ): Bump to 2.64.
9107 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9109 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9110 (process_command): Don't search standard_exec_prefix_1 and
9111 standard_exec_prefix_2.
9113 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9115 * config/arm/arm.c (output_return_instruction): Handle for
9118 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9120 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9122 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9124 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9125 (*arm_movdf_vfp): Likewise.
9127 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9129 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9130 (vashr<mode>3): Rename from ashr<mode>3.
9131 (vlshr<mode>3): Rename from lshr<mode>3.
9133 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9136 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9137 (check_format_info_main): Use scalar_identify_flag.
9138 (check_format_types): Check for scalar size identity if
9139 scalar_identify_flag is set.
9140 (printf_length_specs): Extend by new field.
9141 (asm_fprintf_length_specs): Likewise.
9142 (gcc_diag_length_specs): Likewise.
9143 (scanf_length_specs): Likewise.
9144 (strfmon_length_specs): Likewise.
9145 (gcc_gfc_length_specs): Likewise.
9146 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9147 (ms_printf_flag_specs): Likewise.
9148 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9150 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9153 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9154 (*call_value_pop_1): Ditto.
9155 (*sibcall_pop_1): New insn pattern.
9156 (*sibcall_value_pop_1): Ditto.
9158 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9161 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9164 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9167 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9168 (get_reg_use_in): New function.
9169 (forward_propagate_subreg): Propagate through subreg of zero_extend
9172 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9174 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9175 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9177 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9179 * configure.ac: Remove --with-datarootdir, --with-docdir,
9180 --with-htmldir switches. No need to call AC_SUBST for
9181 datarootdir, docdir, htmldir any more.
9182 * configure: Regenerate.
9183 * doc/install.texi (Configuration): Document --datarootdir,
9184 --docdir, --htmldir, --pdfdir; update documentation for
9185 --infodir, --mandir.
9186 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9189 * aclocal.m4: Regenerate.
9190 * config.in: Regenerate.
9191 * configure: Regenerate.
9193 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9194 Olivier Hainque <hainque@adacore.com>
9196 * config/ia64/ia64.c: Include libfuncs.h.
9197 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9198 (ia64_expand_call): Use reg 25 on VMS.
9199 (ia64_initialize_trampoline): Fix for VMS ABI.
9200 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9201 (ia64_function_arg): Initialize reg 25 on VMS.
9202 Fix OpenVMS ABI issues for varargs.
9203 For OpenVMS, emit the Argument Information register set in the
9204 incoming/sibcall case as well.
9205 (ia64_arg_type): New function.
9206 (ia64_function_arg_advance): Keep track of cum->words.
9207 Fix OpenVMS ABI issues for varargs.
9208 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9209 (ia64_override_options): Set flag_no_common on VMS.
9210 (ia64_init_builtins): Disable FWRITE builtin.
9211 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9212 (ia64_vms_init_libfuncs): Add decc$ routines.
9213 (ia64_vms_valid_pointer_mode): New function.
9214 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9215 (ia64_promote_function_mode): New function
9216 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9217 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9218 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9219 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9220 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9221 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9222 Suppress trailing '#' if VALUE is numeric.
9223 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9224 ia64_promote_function_mode.
9225 (TARGET_VALID_POINTER_MODE): Define.
9227 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9230 * config/rs6000/rs6000.c (rs6000_override_options): Use
9231 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9234 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9235 reporting of vector + decimal/boolean/complex error.
9237 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9239 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9240 __vector double TYPE_DECL.
9242 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9244 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9245 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9246 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9247 to pointer to enum machine_mode. Update all callers as needed.
9249 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9251 * config/alpha/alpha.md (exception_receiver): Emit alternative
9252 GP load sequence if flag_reorder_blocks_and_partition is set.
9253 (*exception_receiver_2): Also enable when
9254 flag_reorder_blocks_and_partition is set.
9256 2009-08-20 Matt Rice <ratmice@gmail.com>
9257 Diego Novillo <dnovillo@google.com>
9259 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9262 2009-08-20 Richard Guenther <rguenther@suse.de>
9264 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9265 * c-tree.h (c_dup_lang_specific_decl): Remove.
9266 (struct lang_decl, struct lang_type): Move definitions ...
9267 * c-lang.h: ... here. New file.
9268 * c-decl.c: Include c-lang.h.
9269 (c_dup_lang_specific_decl): Remove.
9270 * c-typeck.c: Include c-lang.h.
9271 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9272 (c-typeck.o): Likewise.
9273 * c-config-lang.in (gtfiles): Add c-lang.h.
9274 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9277 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9279 * config/alpha/alpha.c (alpha_end_function): Do not clear
9280 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9281 this is now handled in generic code.
9283 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9285 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9286 (s390_z10_fix_long_loop_prediction): New function.
9287 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9288 (s390_reorg): Walk over the INSNs and invoke
9289 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9291 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9293 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9294 "*brx_64bit", "*brx_31bit"): New patterns.
9295 * config/s390/s390.c ('E'): New output modifier.
9297 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9298 Richard Earnshaw <richard.earnshaw@arm.com>
9300 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9301 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9303 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9305 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9307 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9308 for mode mode of operand0 when doing secondary reload for SAR.
9310 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9313 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9314 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9316 2009-08-19 Jason Merrill <jason@redhat.com>
9318 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9319 supported template depth in C++0x.
9321 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9323 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9324 free_after_compilation.
9325 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9326 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9327 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9328 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9329 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9330 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9331 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9333 2009-08-19 Ian Lance Taylor <iant@google.com>
9335 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9336 of (plus (mult (neg B) C) A).
9338 2009-08-18 Michael Matz <matz@suse.de>
9340 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9341 instead of comparing TYPE_MAIN_VARIANT for equality.
9342 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9343 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9344 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9345 * gimplify.c (goa_lhs_expr_p): Ditto and use
9346 STRIP_USELESS_TYPE_CONVERSION.
9348 2009-08-18 Michael Matz <matz@suse.de>
9350 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9351 first field in a struct.
9352 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9354 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9356 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9357 locators before emit_insn is called. Remove assert that
9359 (alpha_end_function): Clear crtl->emit structure and free insn
9360 locators if cfun->is_thunk is true.
9362 2009-08-18 Jason Merrill <jason@redhat.com>
9364 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9366 * configure.ac: Test for it.
9367 * configure, config.in: Regenerate.
9368 * doc/install.texi: Document --enable-gnu-unique-object.
9370 2009-08-18 Richard Guenther <rguenther@suse.de>
9373 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9374 pow(x,y*z) only if x is nonnegative.
9376 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9378 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9382 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9383 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9385 2009-08-17 DJ Delorie <dj@redhat.com>
9387 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9388 * config/m32c/prologue.md (epilogue_freit): New.
9390 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9391 (bank_switch_p): Likewise.
9392 (fast_interrupt_p): Likewise.
9393 (interrupt_p): Likewise.
9394 (m32c_conditional_register_usage): Round memregs size up.
9395 (need_to_save): We only need to save $a0 when we use ENTER.
9396 (interrupt_p): Check for fast_interrupt too.
9397 (bank_switch_p): New.
9398 (fast_interrupt_p): New.
9399 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9400 (m32c_emit_prolog): Support bank switching and fast interrupts.
9401 * doc/extend.texi (Function Attributes): Add bank_switch and
9404 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9406 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9407 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9409 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9411 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9412 (menu): Add IA-64/VMS Options.
9413 (IA-64/VMS Options): Likewise.
9415 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9418 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9420 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9422 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9423 (mips_pop_asm_switch): Likewise.
9424 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9426 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9427 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9428 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9429 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9430 instead of set_noreorder.
9431 (mips_output_function_prologue): Use the new functions.
9432 (mips_output_function_epilogue): Likewise.
9433 (mips_need_noat_wrapper_p): New function, split out from...
9434 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9435 Use mips_push_asm_switch and mips_pop_asm_switch.
9436 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9437 and mips_pop_asm_switch.
9438 (ASM_OUTPUT_REG_POP): Likewise.
9439 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9440 Use mips_pop_asm_switch.
9441 (mips_asm_switch): New structure.
9442 (set_noreorder, set_nomacro): Replace with...
9443 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9444 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9445 instead of set_nomacro.
9446 (fix_truncsfsi2_macro): Likewise.
9447 (cprestore): Likewise.
9448 (hazard): Use mips_noreorder instead of set_noreorder.
9449 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9451 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9453 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9454 from prev_active_insn.
9456 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9458 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9459 * config/avr/avr.c (avr_override_options): Initialize
9460 avr_current_arch variable.
9461 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9462 __AVR_HAVE_16BIT_SP__ according to the device type.
9463 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9465 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9466 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9468 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9471 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9472 generating inlined subroutine die only. We shouldn't be
9473 called for anything else.
9474 (gen_block_die): Don't generate inline subroutine debug info for
9477 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9479 * graphite-poly.c (print_pbb): Print PBB index.
9481 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9484 * graphite-interchange.c (ppl_max_for_le): Moved...
9485 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9486 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9487 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9488 * graphite-ppl.h (ppl_max_for_le): Declared.
9490 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9492 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9493 supported on all platforms.
9494 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9495 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9496 * c-pragma.c: Likewise.
9497 * target-def.h (TARGET_INITIALIZER): Remove
9498 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9499 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9501 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9503 * config/ia64/fde-vms.c: New file.
9504 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9505 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9506 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9507 (uw_frame_state_for): Only register a personality routine if it is
9508 known to be compatible with our expectations.
9509 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9510 Declare unw_table_entry stack variable and
9511 mod all calls to _Unwind_FindTableEntry to add arg.
9512 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9513 (_Unwind_FindTableEntry): Add arg to prototype.
9515 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9517 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9518 field 'signal_pfs_loc'.
9519 (uw_frame_state_for): Remove duplicate code dealing with leaf
9520 procedures without unwind info.
9521 If in the frame after unwinding through a signal handler, restore
9522 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9523 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9524 'pfs_loc' to the AR.PFS location in the signal context; instead
9525 set 'signal_pfs_loc'.
9526 Manually generate the unwind info for the AR.PFS register.
9527 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9528 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9529 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9530 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9531 instead set 'signal_pfs_loc'.
9532 Remove code preventing the AR.PFS register from being restored
9533 from the signal context.
9535 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9536 Tristan Gingold <gingold@adacore.com>
9538 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9539 * config/ia64/t-vms: New file.
9540 * config/ia64/vms64.h: New file.
9541 * config/ia64/vms.h: New file.
9542 * config/ia64/vms-crtinit.asm: New file.
9543 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9544 * config/ia64/vms-unwind.h: New file.
9546 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9548 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9551 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9554 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9556 * real.h (do_mpc_arg2): ... here.
9557 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9560 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9562 * final.c (add_debug_prefix_map): Don't use GC memory for
9563 old_prefix and new_prefix.
9565 2009-08-14 Richard Guenther <rguenther@suse.de>
9567 * ipa-prop.c (compute_complex_pass_through): If we cannot
9568 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9570 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9572 * c-lex.c (c_lex_with_flags): Increase size of local variable
9573 to avoid memory clobber.
9575 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9578 * config/i386/i386.c (ix86_fp_comparison_strategy):
9579 Only enable/disable sahf at function granularity.
9581 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9583 PR rtl-optimization/41064
9584 * reload1.c (reload_as_needed): Don't call extract_insn
9585 for known invalid replacements after calling
9586 validate_replace_rtx_group and verify_changes.
9588 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9592 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9593 ix86_expand_fp_vcond.
9594 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9595 Assert that operation is supported by ix86_expand_int_vcond.
9596 (vcondu<SSEMODE124C8:mode>): Ditto.
9598 2009-08-13 DJ Delorie <dj@redhat.com>
9600 * config/i386/djgpp-stdint.h: New.
9601 * config.gcc (djgpp): Use it.
9603 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9605 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9606 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9608 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9610 * tree-ssa-loop-prefetch.c
9611 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9612 for long-stride pruning.
9613 (compute_miss_rate): New function to compute the probability
9614 that two memory references access different cache lines.
9616 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9618 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9620 2009-08-13 Richard Guenther <rguenther@suse.de>
9623 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9624 use the constant pointer type.
9625 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9626 of CV qualifiers on the target pointer type.
9627 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9628 conversion check before restrict check.
9630 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9633 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9635 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9637 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9639 2009-08-12 Richard Guenther <rguenther@suse.de>
9641 PR tree-optimization/41011
9642 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9643 and reference constructing.
9645 2009-08-12 Xinliang David Li <davidxl@google.com>
9647 PR tree-optimization/41012
9648 * tree-flow.h : New external interface.
9649 * gimple-low.c (check_call_arg): Change to public function.
9650 Remove argument mismatch check in lowering.
9651 * tree-inline.h (tree_can_inline_p): Interface change.
9652 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9654 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9655 Call change to tree_can_inline_p function.
9656 (cgraph_decide_inlining_incrementally): Ditto.
9658 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9660 PR tree-optimization/41031
9661 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9662 on the partition variable rather than promote_mode on the source
9663 type. Assert that the partition variable's type has the same
9664 mode as the source value's.
9666 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9668 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9669 for for_return == 2.
9670 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9672 * calls.c (expand_call): Fix typo.
9673 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9675 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9677 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9678 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9679 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9680 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9682 2009-08-12 Andrew Haley <aph@redhat.com>
9684 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9686 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9689 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9691 2009-08-12 Richard Guenther <rguenther@suse.de>
9693 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9694 * gimplify.c (gimplify_modify_expr): Do not use
9695 lang_hooks.types_compatible_p.
9696 * tree-ssa.c (useless_type_conversion_p): For aggregates
9697 just return false if the canonical types differ.
9699 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9702 * sese.c (convert_for_phi_arg): New.
9703 (add_guard_exit_phis): Use convert_for_phi_arg.
9705 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9707 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9708 unknown subscript upper bounds.
9710 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9711 Pranav Garg <pranav.garg2107@gmail.com>
9713 * graphite-interchange.c (gather_access_strides): Removed.
9714 (ppl_max_for_le): New.
9715 (build_linearized_memory_access): New.
9716 (memory_stride_in_loop): New.
9717 (pbb_interchange_profitable_p): Reimplemented.
9718 * graphite-ppl.h (ppl_new_id_map): New.
9719 (ppl_interchange): New.
9721 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9723 * graphite-interchange.c (compute_subscript): Removed.
9724 (compute_array_size_cstr): Removed.
9725 (compute_array_size_poly): Removed.
9726 (compute_array_size): Removed.
9727 (gather_access_strides_poly): Removed.
9728 (gather_access_strides): Empty.
9730 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9732 * graphite-dependences.c (dependence_polyhedron_1): Replace
9733 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9734 (graphite_legal_transform_dr): Same.
9735 (graphite_carried_dependence_level_k): Same.
9736 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9737 Initialize PDR_NB_SUBSCRIPTS.
9738 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9740 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9741 (PDR_NB_SUBSCRIPTS): New.
9742 (pdr_nb_subscripts): Removed.
9743 (pdr_dim): Simplified.
9744 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9745 with PDR_NB_SUBSCRIPTS.
9747 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9749 * graphite-interchange.c (compute_array_size): Remove use of
9751 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9752 Do not initialize PDR_DATA_CONTAINER.
9753 (print_pdr): Do not print PDR_DATA_CONTAINER.
9754 * graphite-poly.h (struct poly_dr): Remove data_container field.
9755 (PDR_DATA_CONTAINER): Removed.
9756 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9758 (build_poly_dr): Same.
9760 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9761 Sebastian Pop <sebastian.pop@amd.com>
9763 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9764 copy of the dependence polyhedron. Free the temporary objects.
9765 (graphite_carried_dependence_level_k): Free unused objects before
9768 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9770 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9771 Early return without analyzing the data dependences if no
9772 transform has been done. Call restore_scattering if the transform
9774 (graphite-interchange.c): Same.
9775 * graphite-poly.c (print_scattering_function): Test for
9777 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9778 (apply_poly_transforms): Do not gcc_assert that
9779 the transform is legal.
9780 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9781 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9782 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9783 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9784 * graphite-poly.h (struct poly_scattering): New.
9785 (struct poly_bb): Add original, transformed, and saved fields.
9786 Remove transformed_scattering, original_scattering,
9787 nb_local_variables and nb_scattering_transform fields.
9788 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9789 (poly_scattering_new): New.
9790 (poly_scattering_free): New.
9791 (poly_scattering_copy): New.
9792 (store_scattering_pbb): New.
9793 (store_scattering): New.
9794 (restore_scattering_pbb): New.
9795 (restore_scattering): New.
9796 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9797 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9799 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9801 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9804 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9806 * Makefile.in (graphite.o): Depends on PREDICT_H.
9807 * graphite.c: Include predict.h.
9808 (graphite_finalize): Call tree_estimate_probability.
9809 * predict.c (predict_loops): Do not call scev_initialize and
9811 (tree_estimate_probability_bb): New.
9812 (tree_estimate_probability): Do not initialize loops: move that
9813 code to the driver. Call tree_estimate_probability_bb.
9814 (tree_estimate_probability_driver): New.
9815 (pass_profile): Use tree_estimate_probability_driver.
9816 * predict.h (tree_estimate_probability): Declared.
9818 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9820 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9821 * graphite-dependences.c (graphite_legal_transform): Add time to
9822 TV_GRAPHITE_DATA_DEPS.
9823 (dependency_between_pbbs_p): Same.
9824 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9826 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9828 PR rtl-optimization/41033
9829 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9830 aliasing is disabled.
9832 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9834 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9835 si_mask_operand, and_load_operand, low_bitmask_operand,
9836 and_reg_operand, and_operand): New predicates.
9837 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9838 * config/mips/mips.c (and_operands_ok): New function.
9839 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9840 * config/mips/mips.md (move_type): Add ext_ins and logical.
9841 (type): Handle them.
9842 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9843 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9844 shift_shift. Remove commutative constraint modifier.
9845 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9847 (*clear_upper32_dext): Remove define_insn_and_split.
9848 (*clear_upper32): Turn this define_insn_and_split ...
9849 (splitter for ANDing register with 0xffff_ffff): .. into this.
9851 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9853 * combine.c (try_widen_shift_mode): Factor out code to check if an
9854 integer constant is a low-order bitmask from here ...
9855 * rtlanal.c (low_bitmask_len): ... to here.
9856 * rtl.h (low_bitmask_len): Declare.
9858 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9861 * config/alpha/alpha.md (addsi3): Remove expander.
9862 (addsi3): Rename from *addsi3_internal insn pattern.
9863 (subsi3): Remove expander.
9864 (subsi3): Rename from *subsi3_internal insn pattern.
9866 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9868 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9871 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9872 Eric Botcazou <botcazou@adacore.com>
9873 Douglas B Rupp <rupp@gnat.com>
9875 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9876 that records that fit in 64 bits are returned by immediate value,
9877 as required by OpenVMS Calling Standard.
9878 (function_value): Adjust for above modification.
9879 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9880 virtual_incoming_args_rtx as base object, not next_arg.
9881 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9883 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9885 * reload.c (find_reloads_subreg_address): Check the original
9886 req_equiv_mem address to detect the case where an address is
9887 not valid in the outer mode.
9889 2009-08-11 Richard Guenther <rguenther@suse.de>
9892 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9894 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9896 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9897 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9899 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9900 Douglas B Rupp <rupp@gnat.com>
9902 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9903 PT_STACK when frame_pointer_needed on OpenVMS.
9904 (alpha_pv_save_size, alpha_using_fp): Remove.
9905 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9906 with proper processing for PT_NULL.
9907 (alpha_vms_initial_elimination_offset): New function. Support for
9908 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
9909 (alpha_sa_size): Force procedure type to PT_STACK when
9910 frame_pointer_needed on OpenVMS.
9911 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
9912 (alpha_using_fp): Likewise.
9913 (alpha_vms_can_eliminate): Add prototype.
9914 (alpha_vms_initial_elimination_offset): Likewise.
9915 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
9916 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
9918 2009-08-10 Eric Botcazou <botcazou@adacore.com>
9919 Douglas B Rupp <rupp@gnat.com>
9921 * config/alpha/alpha.c (common_object_handler): New function.
9922 (vms_attribute_table): Declare a single attribute "common_object".
9923 (vms_output_aligned_decl_common): New global function.
9924 (SECTION_VMS_OVERLAY): Delete.
9925 (SECTION_VMS_GLOBAL): Likewise.
9926 (SECTION_VMS_INITIALIZE): Likewise.
9927 (vms_asm_named_section): Remove support for above flags.
9928 (vms_section_type_flags): Delete.
9929 (TARGET_SECTION_TYPE_FLAGS): Likewise.
9930 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
9931 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
9932 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
9934 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9937 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
9938 (sub_ddmmss): Likewise.
9940 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
9943 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
9946 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9949 * reload1.c (reload_as_needed): Use cancel_changes to completely
9950 undo a failed replacement attempt.
9952 2009-08-10 Richard Guenther <rguenther@suse.de>
9955 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
9956 (useless_type_conversion_p): ... here. Require pointer targets
9959 2009-08-10 Dodji Seketeli <dodji@redhat.com>
9962 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
9963 loose the original type of the statement list.
9965 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9967 * config/alpha/alpha.c: Include libfuncs.h
9968 (avms_asm_output_extern): New function.
9969 (alpha_init_libfuncs): Init some decc libfuncs.
9970 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
9971 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
9972 (DO_CRTL_NAMES): Define.
9974 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
9975 (LONG_TYPE_SIZE): Define.
9976 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
9977 (SUBTARGET_SWITCHES): Define malloc64 switch.
9978 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
9979 (MASK_RETURN_ADDR): Define.
9980 doc/invoke.texi (mmalloc64): Document switch.
9982 2009-08-09 Olivier Hainque <hainque@adacore.com>
9983 Douglas B Rupp <rupp@gnat.com>
9985 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
9986 uses_condition_handler.
9987 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
9988 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
9989 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
9990 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
9991 (code_for_builtin): New insn codes for the new alpha_builtins.
9992 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
9993 (alpha_sa_size): Account for uses_condition_handler.
9994 (alpha_expand_prologue): Likewise.
9995 (alpha_start_function): Likewise.
9996 (alpha_expand_epilogue): Likewise.
9997 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
9998 establish/revert expanders.
9999 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10000 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10001 New expander, resorting to the alpha.c associated function.
10002 (builtin_revert_vms_condition_handler): Likewise.
10003 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10004 __gcc_shell_handler, the static VMS condition handler used as
10005 an indirection wrapper to the current dynamically established
10007 * config/alpha/vms-unwind.h: Complete rewrite.
10008 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10009 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10011 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10012 Douglas B Rupp <rupp@gnat.com>
10014 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10015 (alpha_need_linkage): Handle aliases. Return function symbol.
10016 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10017 Use ultimate alias target for the linkage name.
10018 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10019 by alpha_need_linkage for the function symbol.
10020 (setmemdi): Likewise.
10022 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10024 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10025 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10026 (ASM_WEAKEN_LABEL): Define.
10027 (CRT_CALL_STATIC_FUNCTION): Define.
10028 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10029 (ENDFILE_SPEC): Define.
10030 (INIT_SECTION_ASM_OP): Define.
10031 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10032 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10033 crtend.o crtendS.o.
10034 (MULTILIB_OSDIRNAMES): Define.
10035 (shlib_version): Define.
10036 (SHLIB_EXT): Define.
10037 (SHLIB_OBJS): Define.
10038 (SHLIB_NAME): Define.
10039 (SHLIB_MULTILIB): Define.
10040 (SHLIB_INSTALL): Define.
10041 (SHLIB_SYMVEC): Define.
10042 (SHLIB_SYMVECX2): Define.
10043 (SHLIB_LINK): Define.
10045 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10047 * config/alpha/alpha.c (alpha_initialize_trampoline):
10048 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10049 (alpha_start_function): Emit transfer address on nested functions
10050 for VMS trampoline call.
10051 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10052 since no longer used.
10053 * config/alpha/vms-tramp.asm: Remove.
10054 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10055 since now only data initialized at runtime.
10057 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10059 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10060 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10061 (MD_EXEC_PREFIX): Remove, no longer used.
10062 (MD_STARTFILE_PREFIX): Likewise.
10063 (INCLUDE_DEFAULTS): Likewise.
10064 * config/alpha/t-vms:
10065 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10067 2009-08-09 Richard Guenther <rguenther@suse.de>
10069 PR tree-optimization/41016
10070 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10071 (operand_precision): Remove.
10072 (integral_operand_p): Likewise.
10073 (recognize_single_bit_test): Adjust.
10075 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10077 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10078 operation overflows. Likewise non-cast unary arithmetic.
10079 If one arm of a conditional expression is always taken,
10080 inhibit evaluation warnings for the other arm. Likewise inhibit
10081 evaluation warnings for the second && or || operand if the first
10082 operand is enough to determine the result.
10083 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10085 (build_binary_op): Prevent duplicate evaluation warnings.
10087 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10089 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10090 and destination have different modes, Use promote_mode to
10091 determine the signedness of the conversion. Assert that the
10092 promoted source mode matches the destination mode. Don't pass
10093 the destination and destination mode to expand_expr if the source
10094 mode is different. Simplify conversion logic.
10096 2009-08-09 Ira Rosen <irar@il.ibm.com>
10098 PR tree-optimization/41008
10099 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10100 from condition only in case it's a comparison. Adjust checks.
10102 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10104 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10105 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10106 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10107 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10108 (dump_cand): Handle them.
10109 (struct iv_cand): New members COST_STEP and AINC_USE.
10110 (stmt_after_increment): Likewise.
10111 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10112 callers changed. Use gimple_uid comparison instead of scanning.
10113 (add_candidate_1): When looking for identical candidates, take
10114 AINC_USE into account. Set it for new candidates.
10115 (force_expr_to_var_cost): Cast target_spill_cost to int.
10116 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10117 All callers changed. Check for availability of autoinc addressing
10118 modes, both in general for a given mode, and in the specific use case.
10119 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10121 (get_computation_cost): Likewise.
10122 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10123 add_autoinc_candidates): New static functions.
10124 (add_candidate): Call add_autoinc_candidates for candidates based on
10126 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10127 (determine_use_iv_cost_address): If we have an autoinc candidate at
10128 the matching use, verify autoinc is possible and subtract the cost
10129 of the candidate's step from the cost.
10130 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10131 member of the candidate.
10132 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10133 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10135 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10137 * config.build (ia64-hp-*vms*): New target.
10138 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10139 with ia64-hp-*vms*.
10140 * config.gcc (ia64-hp-*vms*): New target.
10141 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10142 with ia64-hp-*vms*.
10143 * config.host (ia64-hp-*vms*): New target.
10144 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10145 with ia64-hp-*vms*.
10147 2009-08-08 Richard Guenther <rguenther@suse.de>
10149 PR tree-optimization/40991
10150 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10152 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10154 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10155 mode check. Do truncations in an integer mode.
10156 (force_to_mode): Handle subregs for all mode types. Only do
10157 arithmetic simplifications on integer modes.
10159 2009-08-07 Richard Guenther <rguenther@suse.de>
10161 PR tree-optimization/40999
10162 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10163 (maybe_fold_reference): Lookup constant initializers.
10164 (fold_gimple_assign): Likewise.
10166 2009-08-07 Richard Guenther <rguenther@suse.de>
10168 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10169 that require structural equality defer to the langhook.
10171 2009-08-07 Martin Jambor <mjambor@suse.cz>
10173 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10175 (struct ipa_pass_through_data): New type.
10176 (struct ipa_ancestor_jf_data): New type.
10177 (union jump_func_value): Removed field formal_id, added fields
10178 pass_through and ancestor.
10179 (struct ipa_param_call_note): Changed type of formal_id to int from
10181 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10182 operations jump functions and ancestor jump functions.
10183 (compute_complex_pass_through): New function.
10184 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10185 reflect changes in the jump function strucutre.
10186 (update_jump_functions_after_inlining): Ignore complex pass-through
10187 and ancestor jump functions.
10188 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10189 polynomial pass-through with operation jump functions.
10191 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10193 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10194 fde->dw_fde_begin as begin label instead of hot/cold label.
10195 Use LLSDAC label instead of LLSDA for second section lsda.
10196 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10197 label instead of LLSDA if it is true.
10198 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10200 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10201 SECTION argument. Use it as index into crtl->eh.call_site_record
10203 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10204 use it to determine how to print table entries instead of using
10205 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10206 label instead of normal begin label as base.
10207 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10208 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10209 ensure no EH range spans between sections and that landing pads
10210 are always in the corresponding section.
10211 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10212 for crtl->eh.call_site_record being an array rather than scalar.
10213 (output_one_function_exception_table): New function, copied
10214 from output_function_exception_table. Adjust
10215 dw2_size_of_call_site_table, dw2_output_call_site_table
10216 callers. For SECOND section use *C suffixed labels.
10217 (output_function_exception_table): Call
10218 output_one_function_exception_table and, when doing hot/cold
10219 partitioning, also another time for the second section.
10220 * opts.c: Include except.h.
10221 (decode_options): Allow -freorder-blocks-and-partition with
10222 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10223 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10224 * function.h (struct rtl_eh): Change call_site_record from
10225 scalar into array of 2 elements.
10227 2009-08-07 Martin Jambor <mjambor@suse.cz>
10229 * ipa-prop.c (count_formal_params_1): New function.
10230 (ipa_get_vector_of_formal_parms): New function.
10231 (get_vector_of_formal_parm_types): New function.
10232 (ipa_modify_formal_parameters): New function.
10233 (ipa_modify_call_arguments): New function.
10234 (index_in_adjustments_multiple_times_p): New function.
10235 (ipa_combine_adjustments): New function.
10236 (ipa_dump_param_adjustments): New function.
10237 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10238 (ipa_get_vector_of_formal_parms): Declare.
10239 (ipa_modify_formal_parameters): Declare.
10240 (ipa_modify_call_arguments): Declare.
10241 (ipa_combine_adjustments): Declare.
10242 (ipa_dump_param_adjustments): Declare.
10243 (build_ref_for_offset): Declare.
10244 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10245 * tree-sra.c: Include ipa-prop.c.
10246 (build_ref_for_offset): Make public.
10248 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10250 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10252 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10254 * gcc/doc/extend.texi (__builtin_extract_return_address)
10255 (__builtin_frob_return_address): Document.
10257 2009-08-06 Paul Brook <paul@codesourcery.com>
10259 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10260 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10261 implementation on ARMv6-M.
10263 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10265 * doc/extend.texi (pcs): Document new attribute for ARM.
10267 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10269 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10272 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10274 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10277 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10279 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10281 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10283 Merge ARM/hard_vfp_branch to trunk.
10285 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10287 * arm.c (libcall_eq): New function.
10288 (libcall_hash): New function.
10289 (add_libcall): New function.
10290 (arm_libcall_uses_aapcs_base): New function.
10291 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10292 libcalls using the base PCS.
10293 (arm_init_cumulative_args): Likewise.
10295 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10297 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10298 Use base ABI for conversion libfuncs between HFmode and SFmode.
10300 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10302 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10303 V4SImode as representatives of all 64-bit and 128-bit vector
10304 types. Allow vector types without vector modes.
10305 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10306 without vector modes like BLKmode.
10307 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10308 BLKmode. Avoid unsupported vector modes or TImode moves for
10310 (aapcs_vfp_allocate_return_reg): Likewise.
10311 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10312 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10314 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10316 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10317 (arm_get_pcs_model): Pass attribute arguments to
10318 arm_pcs_from_attribute.
10319 (arm_init_cumulative_args): Use base AAPCS for conversions from
10320 floating-point types to DImode.
10321 (arm_attribute_table): Add pcs attribute.
10322 (arm_handle_pcs_attribute): New.
10323 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10324 conversions from floating-point types to DImode, also declare them
10325 to use base AAPCS and declare functions they call to use base
10326 AAPCS and their RTABI names.
10328 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10330 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10331 -mfloat-abi=hard not being supported for VFP.
10333 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10335 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10336 SYMBOL_REF to hard_libcall_value.
10338 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10339 Richard Earnshaw <rearnsha@arm.com>
10341 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10342 has been put on the stack, all remaining co-processory arguments for
10343 that co-processor also go on the stack.
10345 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10347 * config/arm/arm.c (arm_return_in_memory): Handle returning
10348 vectors of suitable size in registers also for AAPCS case.
10350 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10352 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10354 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10356 ARM Hard-VFP calling convention
10357 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10358 * target.h (gcc_target): Add libcall_value to table of call hooks.
10359 * targhooks.h (default_libcall_value): Default implementation.
10360 * targhooks.c (default_libcall_value): Likewise.
10361 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10362 * optabs.c (expand_unop): Use it.
10363 * expr.h (hard_libcall_value): Pass the function RTX through.
10364 * calls.c (emit_library_call_value_1): Update call to
10365 hard_libcall_value.
10366 * explow.c (hard_libcall_value): Use new target hook.
10367 * config/arm/arm.c: Include cgraph.h
10368 (TARGET_FUNCTION_VALUE): Override default hook.
10369 (arm_pcs_default): New variable.
10370 (arm_override_options): Don't fault hard calling convention with VFP.
10371 Add support for AAPCS variants.
10372 (arm_function_value): Make static. Handle AAPCS variants.
10373 (arm_libcall_value): New function.
10374 (arm_apply_result_size): Handle VFP registers in results.
10375 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10377 (pcs_attribute_args): New variable.
10378 (arm_pcs_from_attribute): New function.
10379 (arm_get_pcs_model): New function.
10380 (aapcs_vfp_cum_init): New function.
10381 (aapcs_vfp_sub_candidate): New function.
10382 (aapcs_vfp_is_return_candidate): New function.
10383 (aapcs_vfp_is_call_candidate): New function.
10384 (aapcs_vfp_allocate): New function.
10385 (aapcs_vfp_allocate_return_reg): New function.
10386 (aapcs_vfp_advance): New function.
10387 (aapcs_cp_arg_layout): New variable.
10388 (aapcs_select_call_coproc): New function.
10389 (aapcs_select_return_coproc): New function.
10390 (aapcs_allocate_return_reg): New function.
10391 (aapcs_libcall_value): New function.
10392 (aapcs_layout_arg): New function.
10393 (arm_init_cumulative_args): Initialize AAPCS args data.
10394 (arm_function_arg): Handle AAPCS variants using new interface.
10395 (arm_arg_parital_bytes): Likewise.
10396 (arm_function_arg_advance): New function.
10397 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10398 calling conventions.
10399 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10400 * arm.h (NUM_VFP_ARG_REGS): Define.
10401 (LIBCALL_VALUE): Update.
10402 (FUNCTION_VALUE): Delete.
10403 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10404 (arm_pcs): New enum.
10405 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10406 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10407 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10408 * arm-protos.h (arm_function_arg_advance): Add.
10409 (aapcs_libcall_value): Add.
10410 (arm_function_value): Delete.
10412 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10413 H.J. Lu <hongjiu.lu@intel.com>
10416 * config/i386/i386.c (standard_sse_mode_p): Remove.
10417 (standard_sse_constant_p): Return 2 for integer mode
10418 vector_all_ones_operand when SSE2 is enabled.
10419 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10420 (ix86_expand_vector_move): Do not check for negative values from
10421 standard_sse_constant_p.
10423 2009-08-06 Richard Guenther <rguenther@suse.de>
10425 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10426 array type comparisons frontend independent.
10427 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10428 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10429 out array reference lower bound and element size operands.
10430 (ao_ref_init_from_vn_reference): Properly compute the offset
10431 for ARRAY_RANGE_REF.
10432 (vn_reference_fold_indirect): Fill out array reference lower
10433 bound and element size operands.
10434 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10435 a non gimple valued reference operand which can happen for
10436 array reference lower bound or element size.
10437 (create_component_ref_by_pieces_1): Properly generate the
10438 element size operand for array references.
10440 2009-08-06 Richard Guenther <rguenther@suse.de>
10442 PR tree-optimization/40964
10443 * tree.c (iterative_hash_host_wide_int): Export.
10444 * tree.h (iterative_hash_host_wide_int): Declare.
10445 * tree-ssa-structalias.c (heapvar_map): New struct.
10446 (heapvar_map_eq): New function.
10447 (heapvar_map_hash): Likewise.
10448 (heapvar_lookup): Adjust.
10449 (heapvar_insert): Likewise.
10450 (make_constraint_from_heapvar): Allow multiple heap variables
10451 per decl at different offsets.
10452 (init_alias_heapvars): Adjust.
10454 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10456 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10457 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10458 trailing sync if TARGET_SYNC_AFTER_SC.
10460 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10462 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10463 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10464 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10465 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10466 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10467 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10468 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10469 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10470 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10471 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10472 the prototype declaration match the definition.
10473 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10474 instructions explicitly. Add barrier_before and operands
10476 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10477 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10478 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10479 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10480 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10481 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10483 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10485 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10487 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10488 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10491 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10494 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10496 PR rtl-optimization/40924
10497 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10498 make sure canon_rtx (mem_address) isn't simpler than
10499 canon_rtx (expanded_mem_address).
10501 2009-08-05 Li Feng <nemokingdom@gmail.com>
10503 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10504 for each poly_bb_p.
10505 (build_scop_drs): Build alias set for each SCoP.
10507 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10509 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10510 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10511 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10512 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10513 (BASE_DRIVER_SELF_SPECS): Likewise.
10515 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10517 * tree-ssa-alias.c: Fix some comment typos.
10519 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10521 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10522 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10524 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10527 * simplify-rtx.c (simplify_binary_operation_1): Disable
10528 simplifications for decimal float operations.
10530 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10532 PR middle-end/40943
10533 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10534 operand of INDIRECT_REF.
10536 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10538 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10539 constants referencing TLS symbols.
10541 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10543 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10544 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10546 2009-08-03 Richard Guenther <rguenther@suse.de>
10548 * tree.c (make_vector_type): Build a main variant first,
10549 get the canonical one and then build the variant.
10550 * tree-ssa.c (useless_type_conversion_p_1): Handle
10552 (useless_type_conversion_p): Conversions to pointers to
10553 incomplete record types are useless.
10555 2009-08-03 Richard Guenther <rguenther@suse.de>
10557 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10558 file will be created.
10559 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10560 * toplev.c (compile_file): Adjust comment.
10562 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10564 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10565 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10566 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10567 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10568 (sh_promote_function_mode): Fix typo.
10570 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10572 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10574 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10576 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10577 declaration arguments.
10579 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10581 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10582 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10583 (ix86_split_ashl): Ditto.
10584 (ix86_expand_vector_init_one_nonzero): Ditto.
10585 (ix86_expand_vector_set): Ditto.
10586 (ix86_expand_reduc_v4sf): Ditto.
10588 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10590 * explow.c (promote_function_mode): Remove assert.
10591 * config/sh/sh.c (sh_promote_function_mode): Declare.
10593 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10595 * config/pa/pa.c (pa_promote_function_mode): Declare.
10596 Change to static. Fix promote_mode call.
10598 * gthr-dce.h (CONST_CAST2): Define if not defined.
10599 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10601 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10603 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10605 * expr.c (store_constructor): Use promote_decl_mode. Remove
10606 now write-only variable unsignedp.
10607 (expand_expr_real_1): Use promote_decl_mode.
10608 * expr.h (promote_function_mode, promote_decl_mode): New.
10609 (promote_mode): Remove last argument.
10610 * function.c (assign_temp): Drop last argument of promote_mode.
10611 (assign_parm_find_data_types): Use promote_function_mode.
10612 (assign_parm_setup_reg): Likewise.
10613 (expand_function_end): Use promote_function_mode.
10614 * calls.c (initialize_argument_information): Use promote_function_mode.
10615 (precompute_arguments): Use promote_mode instead of checking if
10616 only PROMOTE_FUNCTION_MODE is defined.
10617 (expand_call): When making sibcall decisions, use promote_function_mode.
10618 Below, remove an if for targetm.calls.promote_function_return and
10619 and use promote_function_mode.
10620 (emit_library_call_value_1): Use promote_function_mode, fix bug
10621 where promote_mode was passed FOR_CALL == 0 for a return value in an
10623 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10624 * explow.c (promote_function_mode, promote_decl_mode): New.
10625 (promote_mode): Keep only the FOR_CALL == 0 case.
10626 * combine.c (setup_incoming_promotion): Remove test of
10627 promote_function_args. Use promote_function_mode.
10628 * stmt.c (expand_value_return): Use promote_decl_mode.
10629 (expand_decl): Use promote_decl_mode.
10631 * expr.c (store_constructor): Use promote_decl_mode. Remove
10632 now write-only variable unsignedp.
10633 (expand_expr_real_1): Use promote_decl_mode.
10634 * expr.h (promote_function_mode, promote_decl_mode): New.
10635 (promote_mode): Remove last argument.
10636 * function.c (assign_temp): Drop last argument of promote_mode.
10637 (assign_parm_find_data_types): Use promote_function_mode.
10638 (assign_parm_setup_reg): Likewise.
10639 (expand_function_end): Use promote_function_mode.
10640 * calls.c (initialize_argument_information): Use promote_function_mode.
10641 (precompute_arguments): Use promote_mode instead of checking if
10642 only PROMOTE_FUNCTION_MODE is defined.
10643 (expand_call): When making sibcall decisions, use promote_function_mode.
10644 Below, remove an if for targetm.calls.promote_function_return and
10645 and use promote_function_mode.
10646 (emit_library_call_value_1): Use promote_function_mode, fix bug
10647 where promote_mode was passed FOR_CALL == 0 for a return value in an
10649 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10650 * explow.c (promote_function_mode, promote_decl_mode): New.
10651 (promote_mode): Keep only the FOR_CALL == 0 case.
10652 * combine.c (setup_incoming_promotion): Remove test of
10653 promote_function_args. Use promote_function_mode.
10654 * stmt.c (expand_value_return): Use promote_decl_mode.
10655 (expand_decl): Use promote_decl_mode.
10657 * explow.c (promote_function_mode): Just call the target hook.
10658 * targhooks.c (default_promote_function_mode,
10659 default_promote_function_mode_always_promote): New.
10660 * targhooks.h (default_promote_function_mode,
10661 default_promote_function_mode_always_promote): Declare.
10662 * target.h (promote_function_args, promote_function_return): Remove.
10663 (promote_function_mode): New.
10664 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10665 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10666 (TARGET_PROMOTE_FUNCTION_MODE): New.
10667 (TARGET_CALLS): Adjust.
10668 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10669 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10671 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10672 * config/s390/s390.c (s390_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/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10678 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10679 with pointer handling.
10680 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10681 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10683 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10684 * config/sh/sh.c (sh_promote_function_mode): New.
10685 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10686 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10688 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10689 * config/cris/cris.c (cris_promote_function_mode): ... here.
10690 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10691 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10693 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10694 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10695 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10696 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10698 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10699 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10700 complex type handling.
10701 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10702 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10704 * config/pa/pa.c (pa_promote_function_mode): New.
10705 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10706 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10708 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10709 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10710 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10711 * config/xtensa/xtensa.c: Likewise.
10712 * config/stormy16/stormy16.c: Likewise.
10713 * config/iq2000/iq2000.c: Likewise.
10714 * config/rs6000/rs6000.c: Likewise.
10715 * config/picochip/picochip.c: Likewise.
10716 * config/arc/arc.c: Likewise.
10717 * config/mcore/mcore.c: Likewise.
10718 * config/score/score.c: Likewise.
10719 * config/mips/mips.c: Likewise.
10720 * config/bfin/bfin.c: Likewise.
10721 * config/ia64/ia64.c: Likewise (disabled though).
10723 * config/frv/frv.h: Remove pointless remark.
10725 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10726 TARGET_PROMOTE_FUNCTION_ARGS,
10727 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10728 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10730 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10732 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10733 -floop-parallelize-all.
10734 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10735 flag_loop_parallelize_all.
10736 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10737 * graphite.c (graphite_transform_loops): Same.
10738 * common.opt: Same.
10739 * graphite-poly.c (apply_poly_transforms): Same.
10741 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10743 PR tree-optimization/40914
10744 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10745 if set, then check the delta field of the PMF record.
10746 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10747 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10748 call is stored in the delta.
10750 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10752 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10754 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10756 * config/i386/bsd.h (ASM_BYTE): New define.
10757 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10758 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10759 .byte. Use fputs or putc instead of fprintf where appropriate.
10760 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10761 fputs or putc instead of fprintf where appropriate.
10762 * config/i386/i386elf.h: Ditto.
10763 * config/i386/sysv4.h: Ditto.
10765 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10766 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10767 (*tls_global_dynamic_64): Ditto.
10769 2009-07-31 Christian Bruel <christian.bruel@st.com>
10771 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10773 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10775 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10776 Remove dead code for MINUS.
10778 2009-07-31 Anthony Green <green@moxielogic.com>
10780 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10782 (moxie_expand_epilogue): Ditto for epilogue.
10783 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10784 incoming arguments.
10785 (moxie_function_arg): Ditto.
10786 (moxie_pass_by_reference): Ditto.
10787 (moxie_arg_partial_bytes): Ditto.
10788 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10789 (FUNCTION_ARG_ADVANCE) Ditto.
10790 (REG_PARM_STACK_SPACE) Ditto.
10791 (FUNCTION_ARG_REGNO_P) Dito.
10793 * config.gcc: Add moxie linux config support.
10794 * gcc/config/moxie/uclinux.h: New file.
10796 2009-07-31 DJ Delorie <dj@redhat.com>
10798 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10799 (UNSPECV_SP_SWITCH_E): New.
10800 (sp_switch_1): Change to an unspec.
10801 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10803 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10804 reference the new stack's address
10806 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10808 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10809 graphite-clast-to-gimple.o, graphite-dependences.o,
10810 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10811 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10812 (graphite-blocking.o,
10813 graphite-clast-to-gimple.o, graphite-dependences.o,
10814 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10815 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10816 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10817 * cfgloop.h (struct loop): Add can_be_parallel field.
10818 * common.opt (fgraphite-identity): Moved up.
10819 (fgraphite-force-parallel): New flag.
10820 * graphite.c: Rewrite.
10821 * graphite.h: Rewrite.
10822 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10824 * toplev.c (graphite_out_file): New file descriptor.
10825 (graphite_in_file): New.
10826 (process_options): flag_graphite_force_parallel cannot be used without
10828 * tree-ssa-loop.c: Include toplev.h.
10829 (gate_graphite_transforms): Enable flag_graphite for
10830 flag_graphite_force_parallel.
10832 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10834 * ChangeLog.graphite: New.
10835 * graphite-blocking.c: New.
10836 * graphite-clast-to-gimple.c: New.
10837 * graphite-clast-to-gimple.h: New.
10838 * graphite-dependences.c: New.
10839 * graphite-dependences.h: New.
10840 * graphite-interchange.c: New.
10841 * graphite-poly.c: New.
10842 * graphite-poly.h: New.
10843 * graphite-ppl.c: New.
10844 * graphite-ppl.h: New.
10845 * graphite-scop-detection.c: New.
10846 * graphite-scop-detection.h: New.
10847 * graphite-sese-to-poly.c: New.
10848 * graphite-sese-to-poly.h: New.
10852 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10854 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10855 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10857 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10859 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10860 (scev_is_linear_expression): Return false if the evolution is not
10861 affine multivariate.
10863 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10865 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10866 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10868 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10870 * tree-data-ref.c (debug_data_references): New.
10871 (debug_data_reference): New.
10872 * tree-data-ref.h (debug_data_references): Declared.
10873 (debug_data_reference): Declared.
10875 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10877 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10878 * tree-data-ref.h (scop_p): Removed.
10879 (struct data_reference): Remove field scop.
10880 (DR_SCOP): Removed.
10881 (stmt_simple_memref_p): Removed.
10883 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10885 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10886 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10889 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10891 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10893 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10895 * doc/invoke.texi (-fgraphite-identity): Documented.
10897 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10899 * tree-scalar-evolution.c: Fix comment.
10900 (instantiate_scev_1): Return unknow from scev instantiation if the
10901 result is not above instantiate_below.
10903 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10905 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10906 static anymore. Instantiate the symbols that may have been introduced
10908 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
10911 2009-07-30 DJ Delorie <dj@redhat.com>
10913 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
10914 .vliw directive to VLIW sections.
10916 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10918 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
10920 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
10921 (AUTOHEADER): New variable.
10922 ($(srcdir)/cstamp-h.in): Use it.
10924 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10925 Pat Haugen <pthaugen@us.ibm.com>
10926 Revital Eres <ERES@il.ibm.com>
10928 * config/rs6000/vector.md (VEC_F): Add VSX support.
10931 (mov<mode>): Ditto.
10932 (vector_load_<mode>): Ditto.
10933 (vector_store_<mode>): Ditto.
10934 (vector GPR move split): Ditto.
10935 (vec_reload_and_plus_<mptrsize>): Ditto.
10936 (vec_reload_and_reg_<mptrsize>): Ditto.
10937 (add<mode>3): Ditto.
10938 (sub<mode>3): Ditto.
10939 (mul<mode>3): Ditto.
10940 (neg<mode>2): Ditto.
10941 (abs<mode>2): Ditto.
10942 (smin<mode>3): Ditto.
10943 (smax<mode>3): Ditto.
10944 (vector_eq<mode>): Ditto.
10945 (vector_gt<mode>): Ditto.
10946 (vector_ge<mode>): Ditto.
10947 (vector_gtu<mode>): Ditto.
10948 (vector_select_<mode>_uns): Ditto.
10949 (vector_eq_<mode>_p): Ditto.
10950 (vector_gt_<mode>_p): Ditto.
10951 (vector_ge_<mode>_p): Ditto.
10952 (vector_gtu_<mode>_p): Ditto.
10953 (cr6_test_for_zero): Ditto.
10954 (cr6_test_for_zero_reverse): Ditto.
10955 (cr6_test_for_lt): Ditto.
10956 (cr6_test_for_lt_reverse): Ditto.
10957 (xor<mode>3): Ditto.
10958 (ior<mode>3): Ditto.
10959 (and<mode>3): Ditto.
10960 (one_cmpl<mode>2): Ditto.
10961 (nor<mode>2): Ditto.
10962 (andc<mode>2): Ditto.
10963 (float<VEC_int<mode>2): Ditto.
10964 (unsigned_float<VEC_int><mode>2): Ditto.
10965 (fix_trunc<mode><VEC_int>2): Ditto.
10966 (fixuns_trunc<mode><VEC_int>2): Ditto.
10968 (vec_set<mode>): Ditto.
10969 (vec_extract<mode>): Ditto.
10970 (vec_interleave_highv4sf): Ditto.
10971 (vec_interleave_lowv4sf): Ditto.
10972 (vec_realign_load_<mode>): Ditto.
10973 (vec_shl_<mode>): Ditto.
10974 (vec_shr_<mode>): Ditto.
10975 (div<mode>3): New patterns for VSX.
10976 (vec_interleave_highv2df): Ditto.
10977 (vec_interleave_lowv2df): Ditto.
10978 (vec_pack_trunc_v2df): Ditto.
10979 (vec_pack_sfix_trunc_v2df): Ditto.
10980 (vec_pack_ufix_trunc_v2df): Ditto.
10981 (vec_unpacks_hi_v4sf): Ditto.
10982 (vec_unpacks_lo_v4sf): Ditto.
10983 (vec_unpacks_float_hi_v4si): Ditto.
10984 (vec_unpacks_float_lo_v4si): Ditto.
10985 (vec_unpacku_float_hi_v4si): Ditto.
10986 (vec_unpacku_float_lo_v4si): Ditto.
10987 (movmisalign<mode>): Ditto.
10988 (vector_ceil<mode>2): New patterns for vectorizing math library.
10989 (vector_floor<mode>2): Ditto.
10990 (vector_btrunc<mode>2): Ditto.
10991 (vector_copysign<mode>3): Ditto.
10993 * config/rs6000/predicates.md (easy_vector_constant_msb): New
10994 predicate for setting the high bit in each word, used for copysign.
10996 * config/rs6000/ppc-asm.h (f19): Whitespace.
10997 (f32-f63): Define if VSX.
10998 (v0-v31): Define if Altivec.
10999 (vs0-vs63): Define if VSX.
11001 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11003 * config/rs6000/power7.md: New file, provide tuning parameters for
11006 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11007 (rs6000_cpu_cpp_builtins): Ditto.
11008 (altivec_overloaded_builtins): Ditto.
11009 (altivec_resolve_overloaded_builtin): Ditto.
11011 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11012 debug switch to disable vectorizing simple math builtin
11015 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11016 Vectorize simple math builtin functions.
11017 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11018 hook to vectorize math builtins.
11019 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11020 (rs6000_builtin_conversion): Add VSX/power7 support.
11021 (rs6000_builtin_vec_perm): Ditto.
11022 (vsplits_constant): Add support for loading up a vector constant
11023 with just the high bit set in each part.
11024 (rs6000_expand_vector_init): Add VSX/power7 support.
11025 (rs6000_expand_vector_set): Ditto.
11026 (rs6000_expand_vector_extract): Ditto.
11027 (rs6000_emit_move): Ditto.
11028 (bdesc_3arg): Ditto.
11029 (bdesc_2arg): Ditto.
11030 (bdesc_1arg): Ditto.
11031 (rs6000_expand_ternop_builtin): Ditto.
11032 (altivec_expand_builtin): Ditto.
11033 (rs6000_expand_unop_builtin): Ditto.
11034 (rs6000_init_builtins): Ditto.
11035 (altivec_init_builtins): Ditto.
11036 (builtin_function_type): Ditto.
11037 (rs6000_common_init_builtins): Ditto.
11038 (rs6000_handle_altivec_attribute); Ditto.
11039 (rs6000_mangle_type): Ditto.
11040 (rs6000_vector_mode_supported_p): Ditto.
11041 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11042 are mode dependent.
11044 * config/rs6000/vsx.md: New file for VSX support.
11046 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11047 identifing values with just the most significant bit set.
11048 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11049 vectorized builtins.
11051 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11052 (UNSPEC_VRFIM): Delete.
11053 (splitter for loading up vector with most significant bit): New
11054 splitter for vectorizing copysign.
11055 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11056 vectorizing simple math functions.
11057 (altivec_vrfip): Add support for vectorizing simple math functions.
11058 (altivec_vrfim): Ditto.
11059 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11061 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11062 (power7.md, vsx.md): Include for power7 support.
11063 (copysigndf3): Use VSX instructions if -mvsx.
11064 (negdf2_fpr): Ditto.
11065 (absdf2_fpr): Ditto.
11066 (nabsdf2_fpr): Ditto.
11067 (adddf3_fpr): Ditto.
11068 (subdf3_fpr): Ditto.
11069 (muldf3_fpr): Ditto.
11070 (divdf3_fpr): Ditto.
11071 (fix_truncdfdi2_fpr): Ditto.
11072 (cmpdf_internal1): Ditto.
11073 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11074 (btruncdf2, btruncdf2_fpr): Ditto.
11075 (ceildf2, ceildf2_fpr): Ditto.
11076 (floordf2, floordf2_fpr): Ditto.
11077 (floatdidf2, floatdidf2_fpr): Ditto.
11078 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11079 (fmsubdf4_fpr): Ditto.
11080 (fnmadddf4_fpr_1): Ditto.
11081 (fnmadddf4_fpr_2): Ditto.
11082 (fnmsubdf4_fpr_1): Ditto.
11083 (fnmsubdf4_fpr_2): Ditto.
11084 (fixuns_truncdfdi2): Add expander for VSX support.
11085 (fix_truncdfdi2): Ditto.
11086 (fix_truncdfsi2): Ditto.
11087 (ftruncdf2): Ditto.
11088 (btruncsf2): Whitespace.
11089 (movdf_hardfloat32): Add support for VSX registers.
11090 (movdf_softfloat32): Ditto.
11091 (movdf_hardfloat64): Ditto.
11092 (movdf_hardfloat64_mfpgpr): Ditto.
11093 (movdf_softfloat64): Ditto.
11094 (movti splitters): Add check for vector registers supporting
11095 TImode in the future.
11096 (bpermd): Add power7 bpermd instruction.
11098 * config/rs6000/altivec.h (vec_div): Define if VSX.
11101 (vec_nmadd): Ditto.
11102 (vec_nearbyint): Ditto.
11105 (all predicates): Use the generic builtin function, and not the V4SF
11106 specific function so that the predicates will work with VSX's V2DF.
11107 (vec_all_*): Ditto.
11108 (vec_any_*): Ditto.
11110 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11111 Document new VSX functions and types.
11113 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11116 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11117 "wa", and "j" constraints. Modify "v" to talk about Altivec
11118 instead of just vector.
11120 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11123 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11124 location for phi arguments.
11125 (rewrite_update_phi_arguments): Find locations for reaching defs.
11126 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11127 Add location to add_phi_arg calls.
11128 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11129 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11130 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11131 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11132 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11133 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11134 * tree-phinodes.c (make_phi_node): Initialize location.
11135 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11136 (add_phi_arg): Add location parameter.
11137 (remove_phi_arg_num): Move location when moving phi argument.
11138 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11140 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11141 slpeel_update_phi_nodes_for_guard1,
11142 slpeel_update_phi_nodes_for_guard2,
11143 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11144 vect_loop_versioning): Set locations.
11145 * tree-parloops.c (create_phi_for_local_result,
11146 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11147 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11148 * tree-vect-loop.c (get_initial_def_for_induction,
11149 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11151 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11152 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11153 (gimple_phi_arg_set_location): New. Set locus.
11154 (gimple_phi_arg_has_location): New. Check for locus.
11155 (redirect_edge_var_map_location): New. Return locus from var_map.
11156 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11157 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11158 combining PHI arguments.
11159 (cond_store_replacement): Set location.
11160 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11161 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11162 scop_add_exit_phis_edge): Add locations.
11163 * tree-cfgcleanup.c (remove_forwarder_block,
11164 remove_forwarder_block_with_phi): Add locations.
11165 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11166 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11168 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11169 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11170 flush_pending_stmts): Add source location.
11171 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11172 stack to preserve locations.
11173 * tree-vect-stmts.c (vectorizable_load): Add location.
11174 * tree-inline.c (copy_phis_for_bb): Copy locus.
11175 (setup_one_parameter): Add call locus to inlined parameter stmts.
11176 (initialize_inlined_parameters): Pass in call location as parameter
11178 (tree_function_versioning): Pass location to setup_one_parameter.
11179 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11180 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11181 copy and edge lists.
11182 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11183 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11184 locus parameter and override the stmt default if provided.
11185 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11186 elim_graph_add_edge, elim_graph_remove_succ_edge,
11187 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11188 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11189 eliminate_phi): Add locus info in elimination graph for each edge and
11191 (insert_backedge_copies): Copy locus if present.
11192 * tree-flow.h (struct _edge_var_map): Add locus field.
11193 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11194 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11195 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11197 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11199 2009-07-30 Martin Jambor <mjambor@suse.cz>
11201 PR tree-optimization/40570
11202 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11203 use inlining loops.
11205 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11207 * ssa-loop-manip.c: Include langhooks.h.
11208 (rewrite_phi_with_iv): New.
11209 (rewrite_all_phi_nodes_with_iv): New.
11210 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11211 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11212 * tree-parloops.c (loop_parallel_p): Move out all conditions
11213 except dependency check.
11214 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11215 (gen_parallel_loop): Call canonicalize_loop_ivs without
11216 reduction_list argument.
11217 (build_new_reduction): New.
11218 (gather_scalar_reductions): New.
11219 (try_get_loop_niter): New.
11220 (try_create_reduction_list): New.
11221 (parallleize_loops): Change the parallel conditions check.
11222 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11223 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11225 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11227 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11229 * doc/options.texi (Option properties): Mention new quoting syntax.
11231 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11233 * config/alpha/alpha.c (alpha_start_function):
11234 Handle VMS_DEBUG_MAIN_POINTER
11235 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11236 * doc/invoke.texi: Document -mdebug-main switch.
11238 2009-07-29 Richard Henderson <rth@redhat.com>
11240 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11241 (cgraph_create_edge_including_clones): Likewise.
11242 * tree-inline.c (copy_bb): Operate on the correct edges
11243 when updating the callgraph.
11245 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11247 * config/alpha/vms-cc.c: Deleted.
11248 * config/alpha/vms-ld.c: Deleted.
11249 * config/alpha/t-vms64: Moved to config/vms
11250 * config/alpha/vms-crt0-64.c: Moved to config/vms
11251 * config/alpha/vms-crt0.c: Moved to config/vms
11252 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11253 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11254 * config/alpha/xm-vms.h: Moved to config/vms
11255 * config/alpha/x-vms: Moved to config/vms
11256 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11258 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11259 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11261 * config/vms/t-vms64: Moved here from config/alpha
11262 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11263 (argc,argv,envp): Enforce 32bit malloc'ing.
11264 * config/vms/vms-psxcrt0-64.c: Likewise.
11265 * config/vms/vms-crt0.c: Moved here from config/alpha.
11266 * config/vms/vms-psxcrt0.c: Likewise.
11267 * config/vms/vms-crtl-64.h: New file.
11268 * config/vms/vms-crtl.h: New file.
11269 * config/vms/vms.opt: New file.
11270 * config/vms/xm-vms64.h: New file.
11271 * config/vms/xm-vms.h: Moved here from config/alpha.
11272 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11274 * config/vms/x-vms: Moved here from config/alpha.
11275 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11276 (vms-ld.o, vms-cc.o): Removed.
11277 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11279 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11281 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11282 correct stack (obvious VMS fix).
11284 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11286 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11287 date, version info if VMS_DEBUGGING_INFO defined.
11288 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11289 size, date calculating code moved here.
11291 2009-07-29 Paul Brook <paul@codesourcery.com>
11293 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11296 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11299 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11300 to DImode when generating insq_le insn.
11302 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11304 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11305 New macro set for VMS_DEBUGGGING_INFO.
11306 (AT_string_form): Use it.
11308 2009-07-28 DJ Delorie <dj@redhat.com>
11310 * config/mep/mep.c (vtext_section): New.
11311 (vftext_section): New.
11312 (ftext_section): New.
11313 (mep_select_section): Add support for functions.
11314 (mep_unique_section): Likewise.
11315 (mep_asm_init_sections): Likewise.
11316 (mep_encode_section_info): Remove it from here.
11318 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11320 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11322 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11323 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11325 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11327 * dwarf2out.c (output_file_names): Test new macro
11328 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11329 (add_comp_dir_attribute): Likewise.
11331 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11333 * config/i386/mingw-w64.h (LINK_SPEC): Add
11334 separating space between commands.
11336 2009-07-28 Jan Hubicka <jh@suse.cz>
11338 PR tree-optimization/40759
11339 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11342 2009-07-27 DJ Delorie <dj@redhat.com>
11344 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11345 types are dword-aligned.
11346 (mep_expand_va_start): Likewise.
11348 2009-07-27 Olivier Hainque <hainque@adacore.com>
11349 Douglas B Rupp <rupp@gnat.com>
11351 * convert.c (convert_to_pointer): Don't assume the target
11352 pointer type is POINTER_SIZE long. Fetch its precision instead.
11354 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11356 * system.h (fopen): Undefine if macro.
11358 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11360 * dwarf2out.c (output_cfi_p): Removed.
11361 (output_cfis): New function.
11362 (output_fde): New function, split from output_call_frame_info.
11363 (output_call_frame_info): Use it.
11364 (dwarf2out_switch_text_section): Use output_cfis.
11366 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11368 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11369 TARGET_BI_ARCH is specified without enabling SJLJ.
11370 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11371 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11373 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11375 * arm.md (negdi2): Use DImode if forcing a value into a register.
11377 2009-07-26 Ira Rosen <irar@il.ibm.com>
11379 PR tree-optimization/40801
11380 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11381 of vector operand from the previous copy of vector statement.
11382 Pass the correct definition type value to
11383 vect_get_vec_def_for_stmt_copy().
11385 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11387 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11388 const char ** conversion.
11390 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11392 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11393 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11394 (gcc_unreachable): Invoke __builtin_unreachable() if
11395 !ENABLE_ASSERT_CHECKING.
11397 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11399 PR rtl-optimization/40445
11400 * emit-rtl.c (next_nonnote_insn_bb): New function.
11401 * rtl.h (next_nonnote_insn_bb): Declare new function.
11402 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11403 with no successors that is the successor of the ENTRY_BLOCK.
11404 Continue from the top after removing an empty fallthrough block.
11405 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11406 of next_nonnote_insn.
11408 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11410 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11412 2009-07-25 Martin Jambor <mjambor@suse.cz>
11414 * c-common.c (c_common_attribute_table): New element for noclone.
11415 (handle_noclone_attribute): New function. Forward-declare.
11416 * tree-inline.c (tree_versionable_function_p): Check for noclone
11418 * doc/extend.texi (Labels as Values): Document need for noclone.
11419 (Function Attributes): Document noclone attribute.
11421 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11423 PR rtl-optimization/34999
11424 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11425 and dw_fde_switched_cold_to_hot fields.
11426 (output_cfi_p): New function.
11427 (output_call_frame_info): If fde->dw_fde_switched_sections,
11428 output 2 FDEs instead of one with corrupted header.
11429 (dwarf2out_do_cfi_startproc): New function.
11430 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11431 and fde->dw_fde_switched_cold_to_hot.
11432 (dwarf2out_switch_text_section): Compute
11433 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11434 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11435 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11436 Otherwise, compute fde->dw_fde_switch_cfi.
11438 2009-07-24 Cary Coutant <ccoutant@google.com>
11440 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11442 2009-07-24 Cary Coutant <ccoutant@google.com>
11444 * cfghooks.c (split_block): Copy discriminator to new block.
11445 * tree-cfg.c (assign_discriminator): Check location of last
11446 instruction in block as well as first.
11448 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11450 * config/i386/linux.c: Use fputs or putc instead of fprintf
11452 * config/i386/gas.h: Ditto.
11453 * config/i386/x86-64.h: Ditto.
11454 * config/i386/att.h: Ditto.
11456 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11458 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11461 2009-07-24 Martin Jambor <mjambor@suse.cz>
11463 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11464 (ipa_push_func_to_list_1): Declare.
11465 (ipa_push_func_to_list): New function.
11467 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11468 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11469 (ipa_push_func_to_list): Removed.
11470 (ipa_pop_func_from_list): Clear node_enqueued flag.
11472 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11474 * config/s390/s390.c (override_options): Default
11475 max-unrolled-insns to 100 for z10 tuning.
11477 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11479 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11480 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11481 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11482 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11483 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11484 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11485 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11487 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11489 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11490 use default set in mingw32.h header.
11491 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11492 64-bit /mingw/include path.
11493 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11496 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11498 PR rtl-optimization/40209
11499 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11501 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11503 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11504 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11505 with the rest of string where appropriate. Use fputs or putc
11506 instead of fprintf where appropriate.
11508 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11509 Pat Haugen <pthaugen@us.ibm.com>
11510 Revital Eres <ERES@il.ibm.com>
11512 * config/rs6000/vector.md: New file. Move most of the vector
11513 expander support here from altivec.md to allow for the VSX vector
11514 unit in the future. Add support for secondary_reload patterns.
11515 Rewrite the patterns for vector comparison, and vector comparison
11516 predicate instructions so that the RTL expresses the desired
11517 behavior, instead of using unspec.
11519 * config/rs6000/constraints.md ("f" constraint): Use
11520 rs6000_constraints to hold the precalculated register class.
11521 ("d" constraint): Ditto.
11522 ("wd" constraint): New constraint for VSX.
11523 ("wf" constraint): Ditto.
11524 ("ws" constraint): Ditto.
11525 ("wa" constraint): Ditto.
11526 ("wZ" constraint): Ditto.
11527 ("j" constraint): Ditto.
11529 * config/rs6000/predicates.md (vsx_register_operand): New
11531 (vfloat_operand): New predicate for vector.md.
11532 (vint_operand): Ditto.
11533 (vlogical_operand): Ditto.
11534 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11535 (easy_vector_constant): Add VSX support.
11536 (altivec_indexed_or_indirect_operand): New predicate for
11537 recognizing Altivec style memory references with AND -16.
11539 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11540 for vector secondary reload support.
11541 (rs6000_vector_reg_class): Delete, replacing it with
11542 rs6000_constraints.
11543 (rs6000_vsx_reg_class): Ditto.
11544 (rs6000_constraints): New array to hold the register classes of
11545 each of the register constraints that can vary at runtime.
11546 (builtin_mode_to_type): New static array for builtin function type
11548 (builtin_hash_table): New static hash table for builtin function
11550 (TARGET_SECONDARY_RELOAD): Define target hook.
11551 (TARGET_IRA_COVER_CLASSES): Ditto.
11552 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11553 registers are 128 bits if VSX memory reference instructions are used.
11554 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11555 unit is being used.
11556 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11557 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11558 Print several of the scheduling related parameters.
11559 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11560 rs6000_constraints instead of rs6000_vector_reg_class. Move
11561 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11562 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11563 Altivec. Add VSX support. Setup for secondary reload support on
11564 Altivec/VSX registers.
11565 (rs6000_override_options): Make power7 set the scheduling groups
11566 like the power5. Add support for new debug switches to override
11567 the scheduling defaults. Temporarily disable -mcpu=power7 from
11568 setting -mvsx. Add support for debug switches -malways-hint,
11569 -msched-groups, and -malign-branch-targets.
11570 (rs6000_buitlin_conversion): Add support for returning unsigned
11571 vector conversion functions to fix regressions due to stricter
11573 (rs6000_builtin_mul_widen_even): Ditto.
11574 (rs6000_builtin_mul_widen_odd): Ditto.
11575 (rs6000_builtin_vec_perm): Ditto.
11576 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11577 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11578 to zero a register.
11579 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11580 generated upstream.
11581 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11582 VSX types for bit operations. Changes to accomidate vector.md.
11583 (bdesc_2arg): Ditto.
11584 (bdesc_1arg): Ditto.
11585 (struct builtin_description_predicates): Rewrite predicate
11586 handling so that RTL describes the operation, instead of passing
11587 the instruction to be used as a string argument.
11588 (bdesc_altivec_preds): Ditto.
11589 (altivec_expand_predicate_builtin): Ditto.
11590 (altivec_expand_builtin): Ditto.
11591 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11592 statement for vsldoi support.
11593 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11594 (altivec_expand_st_builtin): Ditto.
11595 (paired_expand_builtin): Whitespace changes.
11596 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11597 builtin_mode_to_type table for secondary reload. Call
11598 builtin_function_type to build random builtin functions.
11599 (altivec_init_builtins): Change to use builtin_function_type to
11600 create builtin function types dynamically as we need them.
11601 (builtin_hash_function): New support for hashing the tree types
11602 for builtin function as we need it, rather than trying to build
11603 all of the trees that we need. Add initial preliminary VSX support.
11604 (builtin_function_type): Ditto.
11605 (builtin_function_eq): Ditto.
11606 (builtin_hash_struct): Ditto.
11607 (rs6000_init_builtins): Ditto.
11608 (rs6000_common_init_builtins): Ditto.
11609 (altivec_init_builtins): Ditto.
11610 (rs6000_common_init_builtins): Ditto.
11611 (enum reload_reg_type): New enum for simplifing reg classes.
11612 (rs6000_reload_register_type): Simplify register classes into GPR,
11613 Vector, and other registers. Altivec and VSX addresses in reload.
11614 (rs6000_secondary_reload_inner): Ditto.
11615 (rs6000_ira_cover_classes): New target hook, that returns the
11616 appropriate cover classes, based on -mvsx being used or not.
11617 (rs6000_secondary_reload_class): Add VSX support.
11618 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11619 (get_vsel_insn): Ditto.
11620 (rs6000_emit_vector_compare): Rewrite vector conditional support
11621 so that where we can, we use RTL operators, instead of blindly use
11623 (rs6000_emit_vector_select): Ditto.
11624 (rs6000_emit_vector_cond_expr): Ditto.
11625 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11626 (create_TOC_reference): Add -mdebug=addr support.
11627 (emit_frame_save): VSX loads/stores need register indexed addressing.
11629 * config/rs6000/rs6000.md: Include vector.md.
11631 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11633 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11634 support for V2DI, V2DF in logical, permute, select operations.
11636 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11637 switch for vsx/power7.
11638 (-mvsx-scalar-memory): Ditto.
11639 (-mvsx-align-128): Ditto.
11640 (-mallow-movmisalign): Ditto.
11641 (-mallow-df-permute): Ditto.
11642 (-msched-groups): Ditto.
11643 (-malways-hint): Ditto.
11644 (-malign-branch-targets): Ditto.
11646 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11648 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11649 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11650 (rs6000_vector_reg_class): Delete.
11651 (rs6000_vsx_reg_class): Ditto.
11652 (enum rs6000_reg_class_enum): New enum for the constraints that
11653 vary based on target switches.
11654 (rs6000_constraints): New array to hold the register class for all
11655 of the register constraints that vary based on the switches used.
11656 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11657 (enum rs6000_builtins): Add unsigned varients for the builtin
11658 declarations returned by target hooks for expanding multiplies,
11659 select, and permute operations. Add VSX builtins.
11660 (enum rs6000_builtin_type_index): Add entries for VSX.
11661 (V2DI_type_node): Ditto.
11662 (V2DF_type_node): Ditto.
11663 (unsigned_V2DI_type_node): Ditto.
11664 (bool_long_type_node): Ditto.
11665 (intDI_type_internal_node): Ditto.
11666 (uintDI_type_internal_node): Ditto.
11667 (double_type_internal_node): Ditto.
11669 * config/rs6000/altivec.md (whole file): Move all expanders to
11670 vector.md from altivec.md. Rename insn matching functions to be
11672 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11673 (altivec_vcmp*): Ditto.
11674 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11675 (VM): New iterator for moves that includes the VSX types.
11676 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11677 (altivec_vperm_<mode>_uns): New, for unsigned types.
11678 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11679 (altivec_eq<mode>): Ditto.
11680 (altivec_gt<mode>): Ditto.
11681 (altivec_gtu<mode>): Ditto.
11682 (altivec_eqv4sf): Ditto.
11683 (altivec_gev4sf): Ditto.
11684 (altivec_gtv4sf): Ditto.
11685 (altivec_vcmpbfp_p): Ditto.
11687 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11689 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11692 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11695 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11696 ASM_SHORT instead of .word.
11697 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11698 instead of .word in asm template.
11700 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11703 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11704 (process_bb_node_lives): Use it.
11706 * ira.c (setup_cover_and_important_classes): Don't setup
11707 ira_important_class_nums. Add cover classes to the end of
11709 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11711 (find_reg_class_closure): Use reorder_important_classes.
11713 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11715 * config/i386/i386.c (i386_ira_cover_classes): New function.
11716 (TARGET_IRA_COVER_CLASSES): Redefine.
11718 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11719 importance of order of cover classes in the array.
11721 2009-07-22 Diego Novillo <dnovillo@google.com>
11723 * tree-pass.h (TDF_EH): Define.
11724 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11725 contains TDF_EH, print the EH region number holding GS.
11726 * tree-dump.c (dump_options): Add "eh".
11727 * doc/invoke.texi: Document it.
11729 2009-07-22 Doug Kwan <dougkwan@google.com>
11731 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11733 2009-07-22 Michael Matz <matz@suse.de>
11735 PR tree-optimization/35229
11736 PR tree-optimization/39300
11738 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11739 (inhibit_phi_insertion): New function.
11740 (insert_into_preds_of_block): Call it for REFERENCEs.
11741 (init_pre): Initialize and finalize scalar evolutions.
11742 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11744 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11746 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11747 Use CONST_VECTOR_NUNITS to determine number of elements.
11749 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11751 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11752 (U, W): Constraints are now deprecated and will be removed if we
11753 run out of letters.
11754 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11756 ("prefetch"): Add the stcmh instruction for prefetching.
11757 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11759 (s390_short_displacement): Return always true if compiling for
11760 machines not providing the long displacement facility.
11761 (s390_mem_constraint): Support the new constraint letter Z.
11762 (s390_check_qrst_address): New function.
11764 2009-07-21 DJ Delorie <dj@redhat.com>
11766 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11769 2009-07-21 Jason Merrill <jason@redhat.com>
11771 * c-common.c (max_tinst_depth): Increase default to 1024.
11773 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11775 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11776 (vec_unpacku_float_lo_v4si): Ditto.
11778 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11781 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11782 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11783 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11784 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11786 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11788 PR tree-optimization/40813
11789 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11792 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11794 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11795 with a NOP_EXPR if needed.
11797 2009-07-21 Paul Brook <paul@codesourcery.com>
11799 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11800 Terminate debug dump with newline.
11802 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11804 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11805 Cast "1" to unsigned HOST_WIDE_INT.
11806 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11807 deposit length to the maximum length - lsb. Extend length if
11808 HOST_BITS_PER_WIDE_INT is 32.
11810 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11812 * cgraph.h (constant_pool_htab): New function.
11813 (constant_descriptor_tree): Move from varasm.c.
11814 * varasm.c (constant_pool_htab): New function.
11815 (constant_descriptor_tree): Move to cgraph.h.
11817 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11819 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11821 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11823 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11826 2009-07-20 Xinliang David Li <davidxl@google.com>
11828 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11830 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11832 * config/mips/mips.md (move_type): Add arith.
11833 (type): Handle arith.
11834 (zero_extendsidi2): Rename this into ...
11835 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11836 (zero_extendsidi2): New expander.
11837 (*zero_extendsidi2_dext): New pattern.
11839 2009-07-20 Nick Clifton <nickc@redhat.com>
11841 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11842 to set MIPS_ABI_DEFAULT.
11843 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11845 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11847 * tree-object-size.c (addr_object_size): Handle unions with
11848 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11850 PR tree-optimization/40792
11851 * tree.c (build_function_type_skip_args): Remove bogus assert.
11853 2009-07-20 Jan Hubicka <jh@suse.cz>
11854 Martin Jambor <mjambor@suse.cz>
11856 * cgraph.h (combined_args_to_skip): New field.
11857 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11858 combined_args_to_skip and args_to_skip.
11859 * tree-inline.c (update_clone_info): New function.
11860 (tree_function_versioning): Call update_clone_info.
11861 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11863 (cgraph_materialize_all_clones): More extensive dumping, working
11864 with combined_args_to_skip rather than args_to_skip.
11866 2009-07-20 Ira Rosen <irar@il.ibm.com>
11868 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11869 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11870 (get_initial_def_for_reduction): Likewise.
11871 (vectorizable_reduction): Skip the check of first operand in case
11872 of COND_EXPR. Add check that it is outer loop vectorization if
11873 nested cycle was detected. Call vectorizable_condition() for
11874 COND_EXPR. If reduction epilogue cannot be created do not fail for
11875 nested cycles (if it is not double reduction). Assert that there
11876 is only one type in the loop in case of COND_EXPR. Call
11877 vectorizable_condition() to vectorize COND_EXPR.
11878 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11879 Add parameters. Allow nested cycles if called from
11880 vectorizable_reduction(). Use reduction vector variable if provided.
11881 (vect_analyze_stmt): Call vectorizable_reduction() before
11882 vectorizable_condition().
11883 (vect_transform_stmt): Update call to vectorizable_condition().
11885 2009-07-20 Christian Bruel <christian.bruel@st.com>
11887 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11888 * doc/invoke.texi (-mfmovd): Likewise.
11889 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11891 2009-07-20 Jan Hubicka <jh@suse.cz>
11893 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11894 when handling SSA name.
11896 2009-07-19 Jan Hubicka <jh@suse.cz>
11898 PR tree-optimization/40676
11899 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11900 virtual PHIs in empty BBs.
11902 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11904 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11905 re-expanded the compound use gen_lowpart instead to convert to the
11908 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11910 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
11911 OUTER_CONST arguments.
11912 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
11913 the new wider mode will be masked off.
11914 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
11916 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11918 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
11919 high-order bits are zero.
11921 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11923 * combine.c (simplify_shift_const_1): Split code to determine
11924 shift_mode into ...
11925 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
11926 new bits shifted in are identical to the old sign bit.
11928 2009-07-18 Richard Guenther <rguenther@suse.de>
11931 * gimplify.c (gimplify_call_expr): Reject code using results from
11932 functions returning void.
11934 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11936 * doc/md.texi: Document the new PowerPC "es" constraint.
11937 Document that "m" can include automodified addresses on this target,
11938 and explain how %U must be used. Extend the "Q" and "Z" documentation
11939 to suggest "es" as well as "m".
11940 * config/rs6000/constraints.md (es): New memory constraint.
11941 (Q, Z): Update strings to match new documentation.
11943 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
11945 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
11946 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
11947 * config/rs6000/predicates.md (volatile_mem_operand): Use
11948 offsettable_nonstrict_memref_p.
11949 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
11950 (*floatunssidf2_internal): Likewise.
11951 (*fix_truncdfsi2_internal): Likewise.
11952 (*fix_trunctfsi2_internal): Likewise.
11954 2009-07-17 Anatoly Sokolov <aesok@post.ru>
11956 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
11957 atmega32u2 devices.
11958 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11960 2009-07-17 Richard Guenther <rguenther@suse.de>
11963 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
11964 (pass_warn_unused_result): Likewise.
11965 (TODO_set_props): Remove.
11966 * omp-low.c (diagnose_omp_structured_block_errors): Change to
11968 (pass_diagnose_omp_blocks): Define.
11969 * c-decl.c (pop_file_scope): Do not finalize the CU here.
11970 (c_gimple_diagnostics_recursively): Remove.
11971 (finish_function): Do not call it.
11972 (c_write_global_declarations): Continue after errors.
11973 Finalize the CU here.
11974 * c-gimplify.c (c_genericize): Do not gimplify here.
11975 * c-common.c (c_warn_unused_result): Move ...
11976 * tree-cfg.c (do_warn_unused_result): ... here.
11977 (run_warn_unused_result): New function.
11978 (gate_warn_unused_result): New function.
11979 (pass_warn_unused_result): New pass.
11980 * c-common.h (c_warn_unused_result): Remove.
11981 * flags.h (flag_warn_unused_result): Declare.
11982 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
11983 * opts.c (flag_warn_unused_result): Initialize to false.
11984 * toplev.c (compile_file): Add comment.
11985 * omp-low.c (create_omp_child_function): Do not register
11986 the function with the frontend.
11987 (diagnose_omp_structured_block_errors): Prepare to be
11988 called as optimization pass.
11989 (gate_diagnose_omp_blocks): New function.
11990 (pass_diagnose_omp_blocks): New pass.
11991 * cgraph.h (cgraph_optimize): Remove.
11992 (cgraph_analyze_function): Likewise.
11993 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
11994 * cgraphunit.c (cgraph_lower_function): Lower nested functions
11995 before their parents here.
11996 (cgraph_finalize_function): Not here.
11997 (cgraph_analyze_function): Gimplify functions here.
11998 (cgraph_finalize_compilation_unit): Continue after errors.
11999 Optimize the callgraph from here.
12000 (cgraph_optimize): Make static.
12001 * langhooks.c (write_global_declarations): Finalize the CU.
12002 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12003 (gimplify_function_tree): Assert we gimplify only once.
12004 Set PROP_gimple_any property.
12005 * tree-nested.c (gimplify_all_functions): New function.
12006 (lower_nested_functions): Gimplify all nested functions.
12007 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12008 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12009 and pass_diagnose_omp_blocks after gimplification. Do not
12010 set TODO_set_props on all_lowering_passes.
12011 (execute_one_pass): Do not handle TODO_set_props.
12012 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12013 (gimplify.o): Add tree-pass.h dependency.
12014 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12015 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12016 (unsave_r): Likewise.
12017 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12018 temporary variable.
12020 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12022 * doc/service.texi (Service): Restore previously removed link,
12023 which isn't broken after all.
12025 2009-07-17 Richard Guenther <rguenther@suse.de>
12027 PR tree-optimization/40321
12028 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12029 PHI nodes to the maximal set.
12030 (make_values_for_phi): Add PHI arguments to the maximal set.
12031 (execute_pre): Dump PHI_GEN and the maximal set.
12033 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12036 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12039 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12041 * doc/extend.texi (Nested Functions): Replace broken link with
12043 * doc/service.texi (Service): Remove broken link.
12045 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12048 * builtins.c (expand_builtin_memcmp): Use loc instead of
12049 EXPR_LOCATION (exp).
12050 (expand_builtin_strncmp): Likewise.
12052 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12053 Manuel López-Ibáñez <manu@gcc.gnu.org>
12056 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12057 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12058 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12059 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12060 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12061 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12062 tree-inline.c, c-common.c, c-common.h, gimple.c,
12063 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12064 convert.c: Add location argument to fold_{unary,binary,ternary},
12065 fold_build[123], build_call_expr, build_size_arg,
12066 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12067 fold_build1_initializer, fold_build2_initializer,
12068 fold_build3_initializer, fold_build_call_array,
12069 fold_build_call_array_initializer, fold_single_bit_test,
12070 omit_one_operand, omit_two_operands, invert_truthvalue,
12071 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12072 combine_comparisons, fold_builtin_*, fold_call_expr,
12073 build_range_check, maybe_fold_offset_to_address, round_up,
12076 2009-07-16 Jason Merrill <jason@redhat.com>
12079 * c-common.c (c_common_reswords): Add __is_standard_layout
12081 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12082 * doc/implement-cxx.texi: New.
12083 * doc/gcc.texi: Include it.
12085 2009-07-16 DJ Delorie <dj@redhat.com>
12087 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12088 compares that may be indirectly affected by previous instructions.
12090 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12092 * builtins.c (do_mpc_arg2): New.
12093 (fold_builtin_2): Fold builtin cpow.
12094 * real.h (HAVE_mpc_pow): New.
12096 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12098 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12099 comparison to skip unprofitable schedule
12101 2009-07-16 Simon Baldwin <simonb@google.com>
12103 * gcc.c (option_map): New flag -no-canonical-prefixes.
12104 * (display_help): Print help text for new flag.
12105 * (process_command): Move options translation and language specifics
12106 and handle new flag early. Use it to set a function pointer to a
12107 prefix builder. Replace make_relative_prefix calls with calls to
12108 the function pointed to. Ignore new flag in regular options handling.
12109 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12111 2009-07-15 DJ Delorie <dj@redhat.com>
12113 * config/mep/mep.md (sibcall_internal): Change register to avoid
12114 argument registers.
12115 (sibcall_value_internal): Likewise.
12117 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12119 PR rtl-optimization/40710
12120 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12122 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12124 * config/mips/mips.md (*extenddi_truncate<mode>,
12125 *extendsi_truncate<mode>): Change type attribute to move_type
12126 with shift_shift. Split out code handling exts from here ...
12127 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12129 (*extendhi_truncateqi): Change type attribute to move_type with
12130 shift_shift. Split out code handling exts from here ...
12131 (*extendhi_truncateqi_exts): ... to this new pattern.
12133 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12135 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12136 instead of "and" with inverted sign bit mask value. Use
12137 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12138 Allocate registers only for operand 4 and operand 5.
12140 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12142 PR middle-end/40747
12143 * fold-const.c (fold_cond_expr_with_comparison): When folding
12144 < and <= to MIN, make sure the MIN uses the same type as the
12145 comparison's operands.
12147 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12149 * arm.md (ior_xor): New code iterator.
12150 (split for ior/xor with shift and zero-extend): New split pattern.
12151 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12153 2009-07-15 Richard Guenther <rguenther@suse.de>
12155 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12158 2009-07-15 Richard Guenther <rguenther@suse.de>
12160 PR middle-end/40753
12161 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12163 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12165 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12166 handle 2.6.30 kernel.
12168 2009-07-15 DJ Delorie <dj@redhat.com>
12170 * config/mep/mep.md (sibcall_internal): Change register to allow
12171 for 24-bit addresses.
12172 (sibcall_value_internal): Likewise.
12174 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12176 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12177 that are enabled/disabled by the flags introduced by a previous patch.
12179 2009-07-14 DJ Delorie <dj@redhat.com>
12181 * config/mep/mep.md (sibcall_internal): Include non-toggling
12183 (sibcall_value_internal): Likewise.
12185 2009-07-14 Taras Glek <tglek@mozilla.com>
12186 Rafael Espindola <espindola@google.com>
12188 * doc/sourcebuild.texi: Document install-plugin target.
12189 * configure.ac: Added install-plugin target to language makefiles.
12190 * configure: Regenerate.
12191 * Makefile.in (install-plugin): Install more headers,
12192 depend on lang.install-plugin.
12194 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12196 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12199 2009-07-14 DJ Delorie <dj@redhat.com>
12201 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12202 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12203 * config/mep/mep.md (sibcall_internal): Change test from
12204 mep_vliw_mode_match to mep_vliw_jmp_match.
12205 (sibcall_value_internal): Likewise.
12207 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12209 * config/i386/sse.md (copysign<mode>3): New expander.
12210 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12211 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12212 Use ix86_build_const_vector.
12213 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12214 IX86_BUILTIN_CPYSGNPD.
12215 (builtin_description): Add __builtin_ia32_copysignps and
12216 __builtin_ia32_copysignpd.
12217 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12218 and BUILT_IN_COPYSIGNF.
12220 2009-07-13 Jason Merrill <jason@redhat.com>
12222 * builtins.c (can_trust_pointer_alignment): New fn.
12223 (get_pointer_alignment): Factor it out from here.
12224 * tree.h: Declare it.
12226 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12228 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12231 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12235 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12237 2009-07-14 Richard Guenther <rguenther@suse.de>
12238 Andrey Belevantsev <abel@ispras.ru>
12240 PR middle-end/40745
12241 * cfgexpand.c (partition_stack_vars): Do not bother to update
12242 alias information when not optimizing.
12244 2009-07-14 Richard Guenther <rguenther@suse.de>
12245 Andrey Belevantsev <abel@ispras.ru>
12247 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12248 (pt_solution_set): Likewise.
12249 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12250 * tree-ssa-structalias.c (pt_solution_set): New function.
12251 * final.c (rest_of_clean_state): Free SSA data structures.
12252 * print-rtl.c (print_decl_name): Remove.
12253 (print_mem_expr): Implement in terms of print_generic_expr.
12254 * alias.c (ao_ref_from_mem): New function.
12255 (rtx_refs_may_alias_p): Likewise.
12256 (true_dependence): Query alias-export info.
12257 (canon_true_dependence): Likewise.
12258 (write_dependence_p): Likewise.
12259 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12261 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12262 (mem_expr_equal_p): Use operand_equal_p.
12263 (set_mem_attributes_minus_bitpos): Do not use
12264 component_ref_for_mem_expr.
12265 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12266 (update_alias_info_with_stack_vars): Likewise.
12267 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12268 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12269 explicitly nor clear stmt operands.
12270 Free the decl-to-pointer map.
12271 * tree-optimize.c (execute_free_datastructures): Do not free
12272 SSA data structures here.
12273 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12274 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12275 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12277 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12279 2009-07-13 DJ Delorie <dj@redhat.com>
12281 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12282 unrolling at the right iteration count.
12284 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12287 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12289 * haifa-sched.c (rank_for_schedule): Introduced flags to
12290 enable/disable individual scheduling heuristics.
12291 * common.opt: Introduced flags to enable/disable individual
12292 heuristics in the scheduler.
12293 * doc/invoke.texi: Introduced flags to enable/disable individual
12294 heuristics in the scheduler.
12296 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12298 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12299 config/i386/mingw-tls.c.
12300 * config/i386/mingw-tls.c: Removed.
12302 2009-07-13 Ira Rosen <irar@il.ibm.com>
12304 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12305 checks access only relevant statements.
12306 (vectorizable_reduction): Likewise.
12308 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12310 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12311 just for 32-bit case.
12313 2009-07-12 Jan Hubicka <jh@suse.cz>
12315 PR tree-optimization/40585
12316 * except.c (expand_resx_expr): When there already is resume
12317 instruction, produce linked list.
12318 (build_post_landing_pads): Assert that resume is empty.
12319 (connect_post_landing_pads): Handle resume lists.
12320 (dump_eh_tree): Dump resume list.
12322 2009-07-12 Ira Rosen <irar@il.ibm.com>
12324 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12325 with additional argument.
12326 * tree-vectorizer.h (enum vect_def_type): Add
12327 vect_double_reduction_def.
12328 (vect_is_simple_reduction): Add argument.
12329 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12331 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12332 vect_is_simple_reduction with additional argument.
12333 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12335 (reduction_code_for_scalar_code): Handle additional codes by
12336 returning ERROR_MARK for them. Fix comment and indentation.
12337 (vect_is_simple_reduction): Fix comment, add argument to specify
12338 double reduction. Detect double reduction.
12339 (get_initial_def_for_induction): Fix indentation.
12340 (get_initial_def_for_reduction): Fix comment and indentation.
12341 Handle double reduction. Create initial definitions that do not
12342 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12343 (vect_create_epilog_for_reduction): Fix comment, add argument to
12344 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12345 epilogue result extraction. Create double reduction phi node and
12346 replace relevant uses.
12347 (vectorizable_reduction): Call vect_is_simple_reduction with
12348 additional argument. Fix indentation. Update epilogue code treatment
12349 according to the changes in reduction_code_for_scalar_code. Check
12350 for double reduction. Call vect_create_epilog_for_reduction with
12351 additional argument.
12352 * tree-vect-stmts.c (process_use): Handle double reduction, update
12354 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12355 (vect_get_vec_def_for_operand): Likewise.
12357 2009-07-12 Danny Smith <dansmister@gmail.com>
12359 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12360 dllexport if !TREE_PUBLIC.
12361 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12363 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12365 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12366 (avr_extra_arch_macro) Remove declatation.
12367 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12368 (avr_extra_arch_macro) Declare as static.
12369 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12371 2009-07-11 Jan Hubicka <jh@suse.cz>
12373 PR middle-end/48388
12374 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12376 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12379 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12380 cold_in_std_section bits.
12381 (dwarf2out_begin_prologue): Initialize them.
12382 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12383 if already covered by text_section or cold_text_section range.
12385 PR rtl-optimization/40667
12386 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12387 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12388 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12389 * config/i386/i386.c (ix86_minimum_alignment): New function.
12390 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12391 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12392 * emit-rtl.c (gen_reg_rtx): Likewise.
12393 * function.c (assign_parms): Likewise. If nominal_type needs
12394 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12395 rather than passed_type's alignment.
12398 * function.c (assign_parm_setup_stack): Adjust
12399 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12400 from nominal_mode on big endian.
12402 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12404 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12406 2009-07-10 DJ Delorie <dj@redhat.com>
12408 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12410 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12412 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12414 (thumb2_cbnz): Likewise.
12416 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12419 * config.gcc (supported_defaults): Add synci.
12420 (with_synci): Add validation.
12421 (all_defaults): Add synci.
12422 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12425 * config/mips/mips.opt (msynci): New option.
12426 * config/mips/mips.c (mips_override_options): Warn on use of
12427 -msynci for targets that do now support it.
12428 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12430 * gcc/doc/invoke.texi (-msynci): Document the new option.
12431 * doc/install.texi (--with-synci): Document the new option.
12433 2009-07-10 Richard Guenther <rguenther@suse.de>
12435 PR tree-optimization/40496
12436 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12437 the PHI result with a compatible type.
12439 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12443 * c.opt (Wunused-result): New.
12444 * doc/invoke.texi: Document it.
12445 * c-common.c (c_warn_unused_result): Use it.
12447 2009-07-09 DJ Delorie <dj@redhat.com>
12449 * targhooks.c (default_target_can_inline_p): Rename from
12450 default_target_option_can_inline_p.
12451 * targhooks.h (default_target_can_inline_p): Likewise.
12452 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12453 TARGET_OPTION_CAN_INLINE_P.
12454 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12455 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12456 (mep_target_can_inline_p): Rename from
12457 mep_target_option_can_inline_p.
12460 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12461 registers used to pass vectors.
12463 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12465 2009-07-09 Tom Tromey <tromey@redhat.com>
12467 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12468 * config/mmix/mmix.c: Include dwarf2.h.
12469 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12470 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12471 * config/sh/sh.c: Include dwarf2.h.
12472 * config/i386/i386.c: Include dwarf2.h.
12473 * Makefile.in (DWARF2_H): Remove 'elf'.
12474 * except.c: Include dwarf2.h.
12475 * unwind-dw2.c: Include dwarf2.h.
12476 * dwarf2out.c: Include dwarf2.h.
12477 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12478 * unwind-dw2-fde.c: Include dwarf2.h.
12479 * dwarf2asm.c: Include dwarf2.h.
12481 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12483 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12484 (max_issue): Use it.
12485 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12487 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12488 (region_sched_info): Update.
12489 * sched-ebb.c (ebb_sched_info): Update.
12490 * modulo-sched.c (sms_sched_info): Update.
12491 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12493 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12495 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12497 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12499 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12501 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12503 PR middle-end/40692
12504 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12505 arg1 with arg01 if arg1 is already INTEGER_CST.
12507 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12509 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12510 Transform (and (truncate)) into (truncate (and)).
12512 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12514 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12515 creating LHS paradoxical subregs. Fix surrounding returns to
12516 use NULL_RTX rather than 0.
12518 2009-07-08 DJ Delorie <dj@redhat.com>
12520 * config/mep/mep.c (mep_option_can_inline_p): New.
12521 (TARGET_OPTION_CAN_INLINE_P): Define.
12523 2009-07-08 Mark Wielaard <mjw@redhat.com>
12526 * dwarf2out.c (add_data_member_location_attribute): When we have
12527 only a constant offset don't emit a new location description using
12528 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12531 2009-07-08 Richard Henderson <rth@redhat.com>
12534 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12535 (enum reg_class): Add CLOBBERED_REGS.
12536 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12537 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12538 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12539 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12540 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12541 force 64-bit sibcalls into R11.
12542 * config/i386/constraints.md (U): New constraint.
12543 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12544 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12545 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12547 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12549 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12551 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12552 * ebitmap.h (dump_ebitmap): Ditto.
12553 * optabs.h (optab_libfunc): Ditto.
12554 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12555 * tree-flow.h (vect_can_force_dr_alignment_p,
12556 get_vectype_for_scalar_type): Ditto.
12557 (vectorize_loops): Move prototype to ...
12558 * tree-vectorizer.h: ... here. Also, adjust comment.
12559 (vect_set_verbosity_level): Remove duplicate prototype.
12560 * tree-ssa-loop.c: Include tree-vectorizer.h.
12561 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12563 2009-07-08 Nick Clifton <nickc@redhat.com>
12565 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12568 2009-07-08 DJ Delorie <dj@redhat.com>
12570 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12571 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12572 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12574 * config/mep/intrinsics.md: Regenerated.
12575 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12576 registers when asm() or calls are detected.
12578 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12581 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12583 * gimple (gimple_build_call_from_tree): Likewise.
12584 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12585 no_warning flag before warning.
12587 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12589 * tree.c (set_expr_locus): Remove.
12590 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12591 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12593 * gimplify.c (internal_get_tmp_var): Likewise.
12594 (gimplify_call_expr): Likewise.
12595 (gimplify_one_sizepos): Likewise.
12597 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12600 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12601 to variables for debugging purposes.
12603 2009-06-23 Mark Loeser <mark@halcy0n.com>
12606 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12608 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12610 * pretty-print.c (pp_base_format): Remove %J.
12611 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12612 gcc_cxxdiag_char_table): Likewise.
12613 (init_dynamic_diag_info): Likewise.
12615 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12617 * pretty-print.c (pp_base_format): Remove %H.
12618 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12619 gcc_cxxdiag_char_table): Likewise.
12620 (init_dynamic_diag_info): Likewise.
12621 * config/mep/mep.c (mep_select_section): Likewise.
12623 2009-07-07 Duncan Sands <baldrick@free.fr>
12625 * final.c (pass_clean_state): Give the pass a name.
12626 * passes.c (pass_rest_of_compilation): Likewise.
12627 * tree-optimize.c (pass_all_optimizations): Likewise.
12629 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12631 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12632 an extra 'decl' for error_at.
12634 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12636 PR middle-end/40669
12637 * tree-tailcall.c (adjust_return_value_with_ops,
12638 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12639 if it has complex or vector type.
12641 2009-07-07 Olivier Hainque <hainque@adacore.com>
12643 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12646 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12648 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12650 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12652 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12653 * c-decl.c: Likewise.
12654 * function.c: Likewise.
12655 * varasm.c: Likewise.
12656 * tree-ssa.c: Likewise.
12657 * c-common.c: Likewise.
12658 * tree-cfg.c: Likewise.
12659 * config/spu/spu.c: Likewise.
12660 * config/ia64/ia64.c: Likewise.
12661 * config/v850/v850.c: Likewise.
12663 2009-07-06 DJ Delorie <dj@redhat.com>
12665 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12666 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12667 unspecified accesses to control registers.
12668 * config/mep/intrinsics.md: Regenerate.
12669 * config/mep/intrinsics.h: Regenerate.
12670 * config/mep/mep-intrin.h: Regenerate.
12672 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12674 * c-lex.c: Replace %H by an explicit location. Update all calls.
12675 * c-common.c: Likewise.
12676 * c-decl.c: Likewise.
12677 * c-typeck.c: Likewise.
12678 * fold-const.c: Likewise.
12679 * gimplify.c: Likewise.
12680 * stmt.c: Likewise.
12681 * tree-cfg.c: Likewise.
12682 * tree-ssa-loop-niter.c: Likewise.
12683 * tree-vrp.c: Likewise.
12684 * value-prof.c: Likewise.
12686 2009-07-06 Diego Novillo <dnovillo@google.com>
12688 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12689 if it has one. Handle cases where VAR does not have an
12690 annotation or cfun is NULL.
12692 2009-07-06 Diego Novillo <dnovillo@google.com>
12694 * tree.c: Include debug.h.
12695 (initialize_tree_contains_struct): New.
12696 (init_ttree): Call it.
12697 (tree_node_structure_for_code): Factor out of ...
12698 (tree_node_structure): ... here.
12699 * treestruct.def (TS_PHI_NODE): Remove.
12700 (TS_GIMPLE_STATEMENT): Remove.
12702 2009-07-06 Diego Novillo <dnovillo@google.com>
12704 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12705 (debug_tree_chain): Handle cycles.
12707 2009-07-06 Nick Clifton <nickc@redhat.com>
12708 DJ Delorie <dj@redhat.com>
12710 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12711 __FMOVD_ENABLED__ is defined.
12713 (TARGET_FMOVD): Provide a default definition.
12714 (MASK_FMOVD): Likewise.
12715 (TARGET_CPU_CPP_BUILTINS): Define
12716 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12717 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12718 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12719 (split for DF load from memory into register): Also handle
12720 MEMs which consist of REG+DISP addressing.
12721 (split for DF store from register to memory): Likewise.
12722 (movsf_ie): Always use single fp_mode.
12723 * config/sh/sh.c (sh_override_options): Do not automatically
12724 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12725 that to the -mfmovd command line switch.
12726 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12727 (fldi_ok): Always allow.
12728 * config/sh/sh.opt (mfmovd): Remove this switch.
12729 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12731 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12732 Kaz Kojima <kkojima@gcc.gnu.org>
12734 PR rtl-optimization/30807
12735 * postreload.c (reload_combine): For every new use of REG_SUM,
12736 record the use of BASE.
12738 2009-07-06 Jan Hubicka <jh@suse.cz>
12740 * params.def: Revert my accidental commit at 2009-06-30.
12742 2009-07-04 Ian Lance Taylor <iant@google.com>
12745 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12747 (mingw_format_attribute_overrides): Likewise.
12749 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12752 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12753 don't check cfa.reg. Instead of cfa.indirect use
12754 fde && fde->drap_reg != INVALID_REGNUM test.
12756 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12758 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12760 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12763 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12765 2009-07-03 Richard Guenther <rguenther@suse.de>
12767 PR tree-optimization/40640
12768 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12771 2009-07-03 Jan Hubicka <jh@suse.cz>
12773 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12774 for size, reduce amount of inlining.
12776 2009-07-03 Richard Guenther <rguenther@suse.de>
12778 PR middle-end/34163
12779 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12780 if t +- x is known to not overflow and the conversion widens the
12782 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12784 2009-07-03 Jan Hubicka <jh@suse.cz>
12786 * ipa-pure-const.c (analyze): Update loop optimizer init.
12787 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12788 try_remove_empty_loop, remove_empty_loops): Remove.
12789 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12790 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12791 to mark regular loops as neccesary.
12792 (degenerate_phi_p): New function.
12793 (propagate_necessity, remove_dead_phis): Use it.
12794 (forward_edge_to_pdom): Likewise.
12795 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12796 virtual PHI nodes that became unreachable.
12797 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12798 * tree-flow.h (remove_empty_loops): Remove.
12799 * passes.c (init_optimization_passes): Remove.
12801 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12803 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12804 can_create_pseudo_p.
12805 (*fix_trunc<mode>_i387_1): Ditto.
12806 (*floathi<mode>2_1): Ditto.
12807 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12808 (*fistdi2_1): Ditto.
12809 (*fist<mode>2_1): Ditto.
12810 (frndintxf2_floor): Ditto.
12811 (*fist<mode>2_floor_1): Ditto.
12812 (frndintxf2_ceil): Ditto.
12813 (*fist<mode>2_ceil_1): Ditto.
12814 (frndintxf2_trunc): Ditto.
12815 (frndintxf2_mask_pm): Ditto.
12816 (fxam<mode>2_i387_with_temp): Ditto.
12817 * config/i386/sse.md (mulv16qi3): Ditto.
12818 (*sse2_mulv4si3): Ditto.
12820 (sse4_2_pcmpestr): Ditto.
12821 (sse4_2_pcmpistr): Ditto.
12823 2009-07-03 Jan Hubicka <jh@suse.cz>
12825 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12826 (mark_stmt_necessary): Set it.
12827 (mark_operand_necessary): Set it.
12828 (mark_control_dependent_edges_necessary): Set it.
12829 (mark_virtual_phi_result_for_renaming): New function.
12830 (get_live_post_dom): New function.
12831 (forward_edge_to_pdom): New function.
12832 (remove_dead_stmt): Fix handling of control dependences.
12833 (tree_dce_init): Init new bitmap.
12834 (tree_dce_done): Free it.
12836 2009-07-02 Richard Guenther <rguenther@suse.de>
12839 * tree-ssa-structalias.c (new_var_info): Initialize
12842 2009-07-02 Jan Hubicka <jh@suse.cz>
12844 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12847 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12849 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12850 instead of recomputing it. Adjust calls.
12851 (emit_store_flag): Adjust recursive calls.
12853 2009-07-02 Richard Guenther <rguenther@suse.de>
12855 * tree-ssa-live.c (remove_unused_locals): Do not remove
12857 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12858 of DECL_EXTERNAL for HEAP variables.
12859 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12860 HEAP variables. Do not adjust RESTRICT vars.
12861 (find_what_var_points_to): Nobody cares if something
12862 points to READONLY.
12864 2009-07-02 Ben Elliston <bje@au.ibm.com>
12866 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12867 pc_low and pc_high declarations to the top of the function.
12869 2009-07-01 DJ Delorie <dj@redhat.com>
12871 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12872 registers as fixed.
12873 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12874 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12875 unspecified accesses to control registers.
12876 * config/mep/intrinsics.md: Regenerate.
12877 * config/mep/intrinsics.h: Regenerate.
12878 * config/mep/mep-intrin.h: Regenerate.
12880 2009-07-01 Anthony Green <green@moxielogic.com>
12882 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12883 instruction when possible.
12884 (moxie_expand_prologue): Ditto. Also, save an instruction and
12885 some complexity by popping off of $r12 instead of $sp.
12886 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12889 2009-07-01 Richard Henderson <rth@redhat.com>
12892 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12893 contained no insns, reposition note before last insn.
12895 2009-07-01 Richard Henderson <rth@redhat.com>
12898 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12899 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12901 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12904 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12905 darwin9 for printing reg addresses with %y.
12907 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12909 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
12910 truncation from operands in binary operations.
12912 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
12915 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
12916 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
12917 subreg of op0 to the original op0.
12919 * expmed.c (store_bit_field_1): Use a temporary as the destination
12920 instead of a paradoxical subreg when we need to truncate the result.
12922 2009-07-01 DJ Delorie <dj@redhat.com>
12924 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
12925 names to VLIW variants.
12926 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
12927 * config/mep/intrinsics.md: Regenerate.
12928 * config/mep/intrinsics.h: Regenerate.
12929 * config/mep/mep-intrin.h: Regenerate.
12931 2009-07-01 Jakub Jelinek <jakub@redhat.com>
12934 * jump.c (returnjump_p): Revert last patch.
12935 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
12937 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12940 * pa.md (casesi32p): Use jump table label to determine the offset
12942 (casesi64p): Likewise.
12944 * pa.c (forward_branch_p): Return bool type. Use instruction
12945 addresses when available. Assert that INSN has a jump label.
12946 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
12949 2009-07-01 Richard Guenther <rguenther@suse.de>
12951 PR tree-optimization/19831
12952 * tree-ssa-dce.c (propagate_necessity): Calls to functions
12953 that only act as barriers do not make any previous stores necessary.
12954 * tree-ssa-structalias.c (handle_lhs_call): Delay making
12955 HEAP variables global, do not add a constraint from nonlocal.
12956 (find_func_aliases): Handle escapes through return statements.
12957 (compute_points_to_sets): Make escaped HEAP variables global.
12959 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12962 * expmed.c (emit_store_flag): Perform a conversion if necessary,
12963 after reducing a DImode cstore to SImode.
12965 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
12967 * expr.c (expand_expr_real_1): Reinstate fallthrough to
12968 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
12970 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
12972 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
12973 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
12975 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
12976 and umod_optab if TARGET_BSD_DIVMOD.
12977 * config/vax/lib1funcs.asm: New file.
12978 * config/vax/t-linux: New file.
12979 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
12981 2009-06-30 Jakub Jelinek <jakub@redhat.com>
12984 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
12985 to type arguments that have void type.
12988 * dwarf2out.c (gen_formal_parameter_die): Call
12989 equate_decl_number_to_die if node is different from origin.
12991 2009-06-30 Anthony Green <green@moxielogic.com>
12993 Clean up moxie port for --enable-build-with-cxx.
12994 * config/moxie/moxie.c (moxie_function_value): First two
12995 parameters are const_tree, not tree.
12996 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
12997 (REG_CLASS_NAMES): Ditto.
12998 (REGNO_REG_CLASS): Ditto.
12999 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13000 (moxie_function_value): Fix constyness of arguments.
13002 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13004 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13005 finalize_size_functions before further processing.
13006 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13007 (variable_size): Call self_referential_size on size expressions
13008 that contain a PLACEHOLDER_EXPR.
13009 (size_functions): New static variable.
13010 (copy_self_referential_tree_r): New static function.
13011 (self_referential_size): Likewise.
13012 (finalize_size_functions): New global function.
13013 * tree.c: Include tree-inline.h.
13014 (push_without_duplicates): New static function.
13015 (find_placeholder_in_expr): New global function.
13016 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13018 <tcc_expression>: Likewise.
13019 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13020 the call in the expression.
13021 * tree.h (finalize_size_functions): Declare.
13022 (find_placeholder_in_expr): Likewise.
13023 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13024 (substitute_placeholder_in_expr): Update comment.
13025 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13027 (copy_tree_body_r): Likewise.
13028 (copy_tree_body): New static function.
13029 (maybe_inline_call_in_expr): New global function.
13030 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13031 (maybe_inline_call_in_expr): Declare.
13032 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13033 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13036 2009-06-30 Richard Guenther <rguenther@suse.de>
13038 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13040 (propagate_necessity): Do not mark reaching defs of stores
13043 2009-06-30 Jan Hubicka <jh@suse.cz>
13045 * cfgloopanal.c (check_irred): Move into ...
13046 (mark_irreducible_loops): ... here; return true if ireducible
13048 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13049 (analyze_function): Try to prove loop finiteness.
13050 * cfgloop.h (mark_irreducible_loops): Update prototype.
13051 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13053 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13055 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13057 2009-06-30 Ira Rosen <irar@il.ibm.com>
13059 PR tree-optimization/40542
13060 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13063 2009-06-30 Martin Jambor <mjambor@suse.cz>
13065 PR tree-optimization/40582
13066 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13067 than useless_type_conversion_p.
13068 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13071 2009-06-30 Martin Jambor <mjambor@suse.cz>
13073 PR middle-end/40554
13074 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13076 2009-06-30 Richard Guenther <rguenther@suse.de>
13078 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13079 use ao_ref references.
13080 (walk_aliased_vdefs): Likewise.
13081 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13082 * tree-ssa-dce.c (struct ref_data): Remove.
13083 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13084 (mark_aliased_reaching_defs_necessary): Adjust.
13085 (mark_all_reaching_defs_necessary_1): Likewise.
13087 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13090 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13091 (emit_store_flag_1): Extract from emit_store_flag, adjust
13092 calls to (what now is) emit_cstore.
13093 (emit_store_flag): Call emit_store_flag_1 and also use it
13094 for what used to be recursive calls.
13096 2009-06-30 Wei Guozhi <carrot@google.com>
13099 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13100 if the target bb post dominates from bb.
13101 * config/i386/i386.c (memory_address_length): Check existence of base
13102 register before using it.
13104 2009-06-30 Nick Clifton <nickc@redhat.com>
13105 DJ Delorie <dj@redhat.com>
13107 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13108 __FMOVD_ENABLED__ is defined.
13110 (TARGET_FMOVD): Provide a default definition.
13111 (MASK_FMOVD): Likewise.
13112 (TARGET_CPU_CPP_BUILTINS): Define
13113 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13114 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13115 two fmov instructions depending upon whether TARGET_FMOVD is
13117 (split for DF load from memory into register): Also handle
13118 MEMs which consist of REG+DISP addressing.
13119 (split for DF store from register to memory): Likewise.
13120 * config/sh/sh.opt (mfmovd): Remove this switch.
13121 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13122 * config/sh/sh.c (sh_override_options): Do not automatically
13123 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13124 that to the -mfmovd command line switch.
13126 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13128 (fldi_ok): Always allow.
13129 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13131 2009-06-29 DJ Delorie <dj@redhat.com>
13133 * doc/install.texi (mep-x-elf): Correct chip's full name.
13135 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13137 * doc/extend.texi: Fix typo.
13139 2009-06-29 Tom Tromey <tromey@redhat.com>
13141 * dwarf2.h: Remove.
13142 * Makefile.in (DWARF2_H): New variable.
13143 (except.o): Use it.
13144 (dwarf2out.o): Likewise.
13145 (dwarf2asm.o): Likewise.
13146 * config/i386/t-i386: Use DWARF2_H.
13147 * except.c: Include elf/dwarf2.h.
13148 * unwind-dw2.c: Include elf/dwarf2.h.
13149 * dwarf2out.c: Include elf/dwarf2.h.
13150 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13151 <dtprel>: New field.
13152 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13153 (size_of_loc_descr): Likewise.
13154 (output_loc_operands_raw): Likewise.
13155 (output_loc_operands): Handle new dtprel field.
13156 (loc_checksum): Update.
13157 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13158 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13159 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13160 * dwarf2asm.c: Include elf/dwarf2.h.
13161 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13162 * config/mmix/mmix.c: Include elf/dwarf2.h.
13163 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13164 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13165 * config/sh/sh.c: Include elf/dwarf2.h.
13166 * config/i386/i386.c: Include elf/dwarf2.h.
13168 2009-06-29 DJ Delorie <dj@redhat.com>
13170 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13172 * doc/extend.texi: Add MeP attributes and pragmas.
13173 * doc/invoke.text: Add MeP Options.
13174 * doc/contrib.texi: Add MeP contribution.
13175 * doc/md.texi: Add MeP constraints.
13176 * doc/install.texi: Add MeP target.
13178 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13180 * target.h (struct gcc_target): Add frame_pointer_required field.
13181 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13182 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13183 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13185 * reload1.c (update_eliminables): (Ditto.).
13186 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13187 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13188 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13190 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13192 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13193 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13194 (arm_frame_pointer_required): New function.
13196 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13197 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13198 (avr_frame_pointer_required_p): Declare as static.
13199 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13201 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13202 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13203 (bfin_frame_pointer_required): Make as static, change return type
13205 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13207 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13208 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13209 (cris_frame_pointer_required): New function.
13211 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13213 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13214 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13215 (fr30_frame_pointer_required): New function.
13217 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13218 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13219 (frv_frame_pointer_required): Make as static, change return type
13221 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13223 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13224 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13225 (ix86_frame_pointer_required): Make as static, change return type to
13227 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13229 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13230 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13232 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13234 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13236 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13238 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13239 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13240 (mips_frame_pointer_required): Make as static.
13241 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13243 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13244 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13245 (mmix_frame_pointer_required): Mew function.
13247 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13248 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13250 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13252 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13254 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13256 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13257 (CAN_ELIMINATE): Redefine.
13258 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13259 (sparc_frame_pointer_required): New function.
13260 (sparc_can_eliminate): New function.
13261 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13263 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13264 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13266 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13267 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13268 (xtensa_frame_pointer_required): Make as static, change return type
13270 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13273 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13275 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13276 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13277 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13278 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13279 (register_callback): Handle PLUGIN_START_UNIT.
13280 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13282 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13284 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13286 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13287 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13289 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13291 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13294 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13296 * doc/extend.texi (Additional Floating Types): __float128 is also
13297 supported on i386 targets.
13299 2009-06-29 Richard Guenther <rguenther@suse.de>
13301 PR middle-end/14187
13302 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13304 (pt_solutions_same_restrict_base): Declare.
13305 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13307 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13308 (make_constraint_from, make_copy_constraint): Move earlier.
13309 (make_constraint_from_heapvar): New function.
13310 (make_constraint_from_restrict): Likewise.
13311 (handle_lhs_call): Use it.
13312 (find_func_aliases): Use it to track conversions to restrict
13313 qualified pointers.
13314 (struct fieldoff): Add only_restrict_pointers flag.
13315 (push_fields_onto_fieldstack): Initialize it.
13316 (create_variable_info_for): Track global restrict qualified pointers.
13317 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13318 Track restrict qualified pointer arguments.
13319 (set_uids_in_ptset): Use varinfo is_global_var flag.
13320 (find_what_var_points_to): Set the vars_contains_restrict flag.
13321 Always create the points-to solution for sets including restrict tags.
13322 (pt_solutions_same_restrict_base): New function.
13323 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13324 qualified pointers use pt_solutions_same_restrict_base as
13325 additional source for disambiguation.
13327 2009-06-29 Richard Guenther <rguenther@suse.de>
13329 PR middle-end/38212
13330 * alias.c (find_base_decl): Remove.
13331 (get_deref_alias_set_1): Remove restrict handling.
13332 * c-common.c (c_apply_type_quals_to_decl): Do not set
13333 DECL_POINTER_ALIAS_SET.
13334 * gimplify.c (find_single_pointer_decl_1): Remove.
13335 (find_single_pointer_decl): Likewise.
13336 (internal_get_tmp_var): Remove restrict handling.
13337 (gimple_regimplify_operands): Likewise.
13338 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13339 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13340 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13341 * tree.c (restrict_base_for_decl): Remove.
13342 (init_ttree): Do not allocate it.
13343 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13344 LABEL_DECL_UID for label decls.
13345 (copy_node_stat): Do not copy restrict information.
13346 (decl_restrict_base_lookup): Remove.
13347 (decl_restrict_base_insert): Likewise.
13348 (print_restrict_base_statistics): Likewise.
13349 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13350 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13351 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13352 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13353 (LABEL_DECL_UID): Adjust.
13354 (DECL_BASED_ON_RESTRICT_P): Remove.
13355 (DECL_GET_RESTRICT_BASE): Likewise.
13356 (SET_DECL_RESTRICT_BASE): Likewise.
13357 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13359 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13360 instead of DECL_POINTER_ALIAS_SET.
13361 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13362 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13363 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13365 2009-06-29 Richard Guenther <rguenther@suse.de>
13367 PR tree-optimization/40579
13368 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13369 the IL to simplify has constants that overflowed.
13371 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13373 PR tree-optimization/40550
13374 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13375 vector_compute_type only when the size of vector_compute_type is
13376 less than the size of type.
13378 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13380 * fold-const.c (contains_label_1): Fix comments.
13381 (contains_label_p): Do not walk trees multiple time.
13383 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13385 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13386 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13387 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13388 ix86_fp_comparison_operator.
13389 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13390 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13391 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13392 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13393 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13394 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13395 (related splits): Change predicate to ix86_fp_comparison_operator.
13396 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13397 instead of ix86_fp_comparison_codes.
13398 (ix86_trivial_fp_comparison_operator,
13399 ix86_fp_comparison_operator): New.
13400 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13401 (ix86_expand_compare): Eliminate last two parameters.
13402 (ix86_fp_jump_nontrivial_p): Kill.
13403 * config/i386/i386.c (put_condition_code): Eliminate call to
13404 ix86_fp_comparison_codes and subsequent assertion.
13405 (ix86_fp_comparison_codes): Eliminate.
13406 (ix86_fp_swap_condition): New.
13407 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13408 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13409 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13410 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13411 and ix86_fp_swap_condition.
13412 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13413 Use ix86_fp_comparison_strategy.
13414 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13415 (ix86_fp_jump_nontrivial_p): Eliminate.
13416 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13417 call to ix86_expand_compare.
13418 (ix86_split_fp_branch, ix86_expand_setcc,
13419 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13420 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13422 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13424 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13425 related to jump_clobbers.
13426 * config/arm/arm.md (conds): Remove jump_clob case.
13427 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13428 splits): Change comparison_operator to arm_comparison_operator.
13429 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13432 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13434 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13435 condition for floating point modes.
13436 * expmed.c (emit_store_flag_1): Move here a bigger part
13437 of emit_store_flag.
13438 (emit_store_flag): Try swapping the condition for floating point
13440 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13442 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13444 * expr.c (expand_expr_real_1): Just use do_store_flag.
13445 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13446 emit_store_flag_force.
13447 * expmed.c (emit_store_flag_force): Copy here trick
13448 previously in expand_expr_real_1. Try reversing the comparison.
13449 (emit_store_flag_1): Work if target is NULL.
13450 (emit_store_flag): Work if target is NULL, using the result mode
13451 from the comparison. Use split_comparison, restructure final part
13452 to simplify conditionals.
13454 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13456 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13457 * dojump.c (do_jump): Change handling of floating-point
13458 ops to use just do_compare_and_jump.
13459 (split_comparison): New.
13460 (do_compare_rtx_and_jump): Add here logic coming previously
13461 in do_jump, using split_comparison.
13463 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13466 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13468 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13470 * tree-ssa-alias.c: Fix unintentional commit.
13472 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13474 * passes.c (execute_one_pass): Fix unintentional commit.
13476 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13478 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13479 (df_rd_local_compute, df_md_local_compute): Inline them.
13481 (df_md_scratch): New.
13482 (df_md_alloc, df_md_free): Allocate/free it.
13483 (df_md_local_compute): Only include live registers in init.
13484 (df_md_transfer_function): Prune the in-set computed by
13485 the confluence function, and the gen-set too.
13487 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13489 PR rtl-optimization/26854
13490 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13491 * df-problems.c (df_rd_add_problem): Fix comment.
13492 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13493 df_md_simulate_artificial_defs_at_top,
13494 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13495 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13496 df_md_transfer_function, df_md_init, df_md_confluence_0,
13497 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13498 problem_MD, df_md_add_problem): New.
13499 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13500 df_md_get_bb_info): New.
13501 (DF_LAST_PROBLEM_PLUS1): Adjust.
13503 * Makefile.in (fwprop.o): Include domwalk.h.
13504 * fwprop.c: Include domwalk.h.
13505 (reg_defs, reg_defs_stack): New.
13506 (bitmap_only_bit_between): Remove.
13507 (process_defs): New.
13508 (process_uses): Use reg_defs and local_md instead of
13509 bitmap_only_bit_between and local_rd.
13510 (single_def_use_enter_block): New, from build_single_def_use_links.
13511 (single_def_use_leave_block): New.
13512 (build_single_def_use_links): Remove code moved to
13513 single_def_use_enter_block, invoke domwalk.
13514 (use_killed_between): Adjust comment.
13516 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13518 * bitmap.h (bitmap_ior_and_into): New.
13519 * bitmap.c (bitmap_ior_and_into): New.
13521 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13523 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13524 before_dom_children_before_stmts and after_dom_children_after_stmts.
13525 Rename the two remaining callbacks to just before_dom_children and
13526 after_dom_children. Remove other GIMPLE statement walking bits.
13527 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13528 * graphite.c: Do not include domwalk.h.
13529 * tree-into-ssa.c (interesting_blocks): New global.
13530 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13531 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13532 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13533 now that they're not domwalk callbacks.
13534 (rewrite_initialize_block): Rename to...
13535 (rewrite_enter_block): ... this, place after called functions. Test
13536 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13537 (rewrite_finalize_block): Rename to...
13538 (rewrite_leave_block): ... this, place after called functions.
13539 (rewrite_update_init_block): Rename to...
13540 (rewrite_update_enter_block): ... this, place after called functions.
13541 Test interesting_blocks, call rewrite_update_stmt and
13542 rewrite_update_phi_arguments.
13543 (rewrite_update_fini_block): Rename to...
13544 (rewrite_leave_block): ... this, place after called functions.
13545 (rewrite_blocks): Remove last argument, simplify initialization of
13547 (mark_def_sites_initialize_block): Rename to...
13548 (mark_def_sites_block): ... this, call mark_def_sites.
13549 (mark_def_sites_blocks): Remove argument, simplify initialization of
13551 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13552 (update_ssa): Likewise.
13553 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13555 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13556 (dom_opt_initialize_block): Rename to...
13557 (dom_opt_enter_block): ... this, place after called functions. Walk
13558 statements here, inline propagate_to_outgoing_edges.
13559 (dom_opt_finalize_block): Rename to...
13560 (dom_opt_leave_block): ... this, place after called functions.
13561 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13563 (dse_enter_block, dse_record_phi): New.
13564 (dse_record_phis): Delete.
13565 (dse_finalize_block): Rename to...
13566 (dse_leave_block): ... this.
13567 (tree_ssa_dse): Simplify initialization of walk_data.
13568 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13569 Adjust initialization of walk_data.
13570 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13571 * tree-ssa-loop-phiopt.c (get_non_trapping):
13572 Adjust initialization of walk_data.
13573 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13574 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13575 it's not a domwalk callback.
13576 (uncprop_initialize_block): Rename to...
13577 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13578 (dse_finalize_block): Rename to...
13579 (dse_leave_block): ... this.
13580 (tree_ssa_uncprop): Simplify initialization of walk_data.
13581 * Makefile.in: Adjust dependencies.
13583 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13585 * arm.md (casesi): Fix test for Thumb1.
13586 (thumb1_casesi_internal_pic): Likewise.
13587 (thumb1_casesi_dispatch): Likewise.
13589 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13591 * config/arm/arm-cores.def: Added core cortex-m0.
13592 * config/arm/arm-tune.md: Regenerated.
13593 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13595 2009-06-26 DJ Delorie <dj@redhat.com>
13597 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13599 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13600 the scheduler doesn't tag jump insns.
13602 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13604 * c-decl.c (merge_decls): Re-indent.
13606 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13609 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13610 Special-case decimal float constants.
13612 2009-06-26 Richard Henderson <rth@redhat.com>
13614 * function.h (struct function): Add cannot_be_copied_reason,
13615 and cannot_be_copied_set.
13616 * tree-inline.c (has_label_address_in_static_1): Rename from
13617 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13618 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13619 don't set inline_forbidden_reason.
13620 (copy_forbidden): New function, split out of inline_forbidden_p.
13621 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13622 (inline_forbidden_p): Use copy_forbidden.
13623 (tree_versionable_function_p): Likewise.
13624 (inlinable_function_p): Merge into tree_inlinable_function_p.
13625 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13626 * ipa-cp.c (ipcp_versionable_function_p): New function.
13627 (ipcp_cloning_candidate_p): Use it.
13628 (ipcp_node_modifiable_p): Likewise.
13630 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13632 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13633 that is marked not to be inlined. Remove flag_mudflap use.
13634 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13635 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13637 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13640 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13641 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13643 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13645 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13647 (__mingwthr_remove_key_dtor): Likewise.
13649 2009-06-26 Richard Guenther <rguenther@suse.de>
13651 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13653 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13655 PR middle-end/40525
13656 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13657 try the non-cond_exec path also.
13659 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13662 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13663 (output_cbranch): Use new functions.
13664 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13667 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13668 Pat Haugen <pthaugen@us.ibm.com>
13669 Revital Eres <ERES@il.ibm.com>
13671 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13672 for %c error. Add %x support to print VSX registers as a unified
13673 register set, instead of separate float and altivec registers.
13674 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13675 %y case, and add support for VSX pre-modify addresses.
13676 (output_toc): Add assert for CONST containing an integer constant
13678 (rs6000_adjust_cost): Add POWER7 support.
13679 (insn_must_be_first_in_group): Ditto.
13680 (insn_must_be_last_in_group): Ditto.
13681 (rs6000_emit_popcount): Ditto.
13682 (rs6000_vector_mode_supported_p): Ditto.
13684 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13685 Change some of the functions called by macros to being called
13686 through a pointer, so debug functions can be inserted if
13687 -mdebug=addr or -mdebug=cost.
13688 (rs6000_preferred_reload_class_ptr): Ditto.
13689 (rs6000_secondary_reload_class_ptr): Ditto.
13690 (rs6000_secondary_memory_needed_ptr): Ditto.
13691 (rs6000_cannot_change_mode_class_ptr): Ditto.
13692 (rs6000_secondary_reload_inner): Ditto.
13693 (rs6000_legitimize_reload_address): Ditto.
13694 (rs6000_legitimize_reload_address_ptr): Ditto.
13695 (rs6000_mode_dependent_address): Ditto.
13696 (rs6000_mode_dependent_address_ptr): Ditto.
13698 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13699 function to return true if the mode allows reg + integer
13701 (virtual_stack_registers_memory_p): New function to return true if
13702 the address refers to a virtual stack register.
13703 (rs6000_legitimate_offset_address_p): Move code to say whether a
13704 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13706 (rs6000_legitimate_address_p): Add checks for modes that only can
13707 do reg+reg addressing. Start adding VSX support.
13708 (rs6000_legitimize_reload_address): Ditto.
13709 (rs6000_legitimize_address): Ditto.
13710 (rs6000_debug_legitimate_address_p): New debug functions for
13711 -mdebug=addr and -mdebug=cost.
13712 (rs6000_debug_rtx_costs): Ditto.
13713 (rs6000_debug_address_costs): Ditto.
13714 (rs6000_debug_adjust_cost): Ditto.
13715 (rs6000_debug_legitimize_address): Ditto.
13716 (rs6000_legitimize_reload_address_ptr): Point to call normal
13717 function or debug function. Make functions called via pointer
13719 (rs6000_mode_dependent_address_ptr): Ditto.
13720 (rs6000_secondary_reload_class_ptr): Ditto.
13721 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13722 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13723 into a friendlier error.
13724 (rs6000_init_builtins): Add initial VSX support.
13725 (rs6000_adjust_cost): Fix some spacing issues.
13727 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13728 (REG_CLASS_NAMES): Ditto.
13729 (REG_CLASS_CONTENTS): Ditto.
13730 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13731 pointer, to add -mdebug=addr support.
13732 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13733 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13734 -mdebug=addr support.
13735 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13736 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13737 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13739 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13741 (bswapsi*): Set attribute types for load/store. Add combiner
13742 patterns to eliminate zero extend on 64-bit.
13743 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13744 stdbrx if the hardware supports those instructions.
13746 2009-06-25 Ian Lance Taylor <iant@google.com>
13748 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13749 (Link Options): Document -static-libstdc++.
13751 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13754 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13755 DATA_ALIGNMENT instead.
13757 2009-06-25 Richard Guenther <rguenther@suse.de>
13759 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13760 indirect references against the callused/escaped solutions.
13761 (call_may_clobber_ref_p_1): Likewise.
13763 2009-06-25 Martin Jambor <mjambor@suse.cz>
13765 PR tree-optimization/40493
13766 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13767 (enum unscalarized_data_handling): New type.
13768 (handle_unscalarized_data_in_subtree): Return what has been done.
13769 (load_assign_lhs_subreplacements): Handle left flushes differently.
13770 (sra_modify_assign): Use unscalarized_data_handling, simplified
13771 condition determining whether to remove the statement.
13773 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13775 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13776 excerpt - @ should be doubled for texinfo.
13778 2009-06-24 Ian Lance Taylor <iant@google.com>
13780 * config/arc/arc.c: Include "df.h".
13781 (arc_attribute_table): Make static. Move higher in file.
13782 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13783 (output_shift): Initialize n later to avoid warning.
13784 * config/arm/arm.c (arm_attribute_table): Make static. Move
13786 * config/avr/avr.c (avr_attribute_table): Make static. Move
13788 (reg_class_tab): Change array type from int to enum reg_class.
13789 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13791 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13792 (lshrhi3_out): Likewise.
13793 (class_likely_spilled_p): Change return type to bool.
13794 (avr_rtx_costs): Use local code variable with enum type.
13795 * config/avr/avr.md (movmemhi): Use add_reg_note.
13796 (andhi3, andsi3): Don't use AS2 with "and".
13797 (iorhi3, iorsi3): Don't use AS2 with "or".
13798 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13799 * config/crx/crx.c: Include "df.h".
13800 (crx_attribute_table): Make static.
13801 * config/m32r/m32r.c: Include "df.h".
13802 (m32r_attribute_table): Make static. Move higher in file.
13803 (pop): Use add_reg_note.
13804 (block_move_call): Change 0 to LCT_NORMAL in function call.
13805 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13806 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13807 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13808 declare, not just when TREE_CODE is defined.
13809 * config/m68hc11/m68hc11.c: Include "expr.h".
13810 (m68hc11_attribute_table): Make static. Move higher in file.
13811 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13813 (m68hc11_register_indirect_p): Likewise.
13814 (m68hc11_function_arg_padding): Change return type to enum
13816 (emit_move_after_reload): Use add_reg_note.
13817 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13818 (m68hc11_split_logical): Likewise.
13819 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13821 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13822 to VOIDmode in function call.
13823 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13825 (m68hc11_split_logical): Update declaration.
13826 (m68hc11_function_arg_padding): Update declaration.
13827 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13828 to array of enum reg_class.
13829 (mcore_attribute_table): Make static. Move higher in file.
13830 (mcore_rtx_costs): Add cast to enum type.
13831 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13832 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13833 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13835 * config/sh/predicates.md (trapping_target_operand): Rename and to
13837 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13839 * config/spu/spu.c (spu_attribute_table): Make static. Move
13841 * config/v850/v850.c (v850_attribute_table): Make static. Move
13843 (v850_rtx_costs): Use local code with enum type.
13844 (expand_epilogue): Add cast.
13845 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13847 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13850 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13851 -m2a-single-only and -m2a-nofpu.
13852 * config/sh/sh.opt: Document m2a generates FPU code.
13854 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13856 * defaults.h (CAN_ELIMINATE): Provide default.
13857 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13858 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13859 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13860 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13861 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13862 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13863 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13864 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13865 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13866 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13868 2009-06-24 DJ Delorie <dj@redhat.com>
13870 * mep-ext-cop.cpu: Fix copyright notice.
13871 * mep-default: Fix copyright notice.
13872 * mep-core: Fix copyright notice.
13873 * mep: Fix copyright notice.
13874 * mep-ivc2: Fix copyright notice.
13875 * mep-c5: Fix copyright notice.
13877 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13879 * doc/contrib.texi (Contributors):
13881 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13883 PR middle-end/40501
13884 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13885 src and dst operands if necessary.
13887 2009-06-23 DJ Delorie <dj@redhat.com>
13890 * config.gcc: Add mep support.
13891 * recog.c: Resurrect validate_replace_rtx_subexp().
13892 * recog.h: Likewise.
13893 * config/mep/: Add new port:
13894 * config/mep/constraints.md: New file.
13895 * config/mep/default.h: New file.
13896 * config/mep/intrinsics.h: New file.
13897 * config/mep/intrinsics.md: New file.
13898 * config/mep/ivc2-template.h: New file.
13899 * config/mep/mep-c5.cpu: New file.
13900 * config/mep/mep-core.cpu: New file.
13901 * config/mep/mep-default.cpu: New file.
13902 * config/mep/mep-ext-cop.cpu: New file.
13903 * config/mep/mep-intrin.h: New file.
13904 * config/mep/mep-ivc2.cpu: New file.
13905 * config/mep/mep-lib1.asm: New file.
13906 * config/mep/mep-lib2.c: New file.
13907 * config/mep/mep-pragma.c: New file.
13908 * config/mep/mep-protos.h: New file.
13909 * config/mep/mep-tramp.c: New file.
13910 * config/mep/mep.c: New file.
13911 * config/mep/mep.cpu: New file.
13912 * config/mep/mep.h: New file.
13913 * config/mep/mep.md: New file.
13914 * config/mep/mep.opt: New file.
13915 * config/mep/predicates.md: New file.
13916 * config/mep/t-mep: New file.
13918 2009-06-23 Ian Lance Taylor <iant@google.com>
13920 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
13921 from loose_warn into c_loose_warn and from strict_warn into
13922 c_strict_warn. Set and substitute warn_cxxflags. Check for
13923 --enable-build-with-cxx. Set and substitute
13924 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
13925 * Makefile.in (CXXFLAGS): New variable.
13926 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
13927 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
13928 the default is the same as $(STRICT_WARN).
13929 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
13930 (CXX): New variable.
13931 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
13932 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
13933 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
13934 (HOST_LIBS): New variable.
13935 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
13936 (ALL_CXXFLAGS): New variable.
13937 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
13938 * doc/install.texi (Configuration): Document
13939 --enable-build-with-cxx, --with-stage1-ldflags,
13940 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
13941 * configure: Rebuild.
13943 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13945 * config/arm/arm.c (arm_override_options): Fix braces and formatting
13946 from previous commit.
13948 2009-06-23 Ian Lance Taylor <iant@google.com>
13950 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
13952 2009-06-23 Ian Lance Taylor <iant@google.com>
13954 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
13955 with ATTRIBUTE_UNUSED.
13957 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13958 Pat Haugen <pthaugen@us.ibm.com>
13959 Revital Eres <eres@il.ibm.com>
13961 * config.in (HAVE_AS_POPCNTD): Add default definition.
13962 (HAVE_AS_LWSYNC): Ditto.
13964 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
13966 (gcc_cv_as_powerpc_cmpb): Ditto.
13967 (gcc_cv_as_powerpc_dfp): Ditto.
13968 (gcc_cv_as_powerpc_vsx): Ditto.
13969 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
13970 supporting the popcntd/lwsync instructions.
13971 (gcc_cv_as_powerpc_lwsync): Ditto.
13972 * configure: Regenerate.
13974 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
13975 -mcpu=native and -mcpu=power7.
13976 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
13978 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
13979 a variable instead of a mask to reduce the number of mask bits.
13980 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
13981 (-mbit-word): Ditto.
13982 (-mregnames): Ditto.
13983 * config/rs6000/rs6000.opt (-mupdate): Ditto.
13984 (-mfused-madd): Ditto.
13986 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
13988 (-mvsx): New switch for VSX instructions.
13989 (-misel): Move from a variable to a mask to allow it to be set by
13992 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
13993 function declaration to an array declaration.
13994 (rs6000_hard_regno_nregs): New external array declaration.
13996 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
13997 files included by rs6000.md.
13999 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14000 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14002 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14004 (rs6000_debug_reg): New -mdebug= variables.
14005 (rs6000_debug_addr): Ditto.
14006 (rs6000_debug_cost): Ditto.
14007 (rs6000_pmode): New variable to hold Pmode.
14008 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14009 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14010 calculated at compiler start.
14011 (rs6000_hard_regno_nregs): Change function to an array which holds
14012 HARD_REGNO_NREGS calculated at compiler start.
14013 (rs6000_explicit_options): Delete isel field.
14014 (rs6000_vector_unit): New array to hold which vector unit
14015 supports arithmetic options for a given type.
14016 (rs6000_vector_mem): New array to hold which vector unit supports
14017 memory reference operations for a given type.
14018 (rs6000_vector_align): New array to given the alignment of each
14020 (power7_cost): New basic costs for power7.
14021 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14022 (rs6000_hard_regno_nregs_internal): New function, moved from
14023 HARD_REGNO_NREGS, to calculate the number of registers each hard
14024 register takes for each type.
14025 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14026 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14027 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14028 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14029 unit information here so it is calculated once at compiler startup
14031 (rs6000_override_options): Make -misel a target mask. Add more
14032 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14033 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14035 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14036 (rs6000_handle_option): Move -misel from variable to target mask.
14037 (rs6000_builtin_mask_for_load): Add VSX support.
14038 (rs6000_conditional_register_usage): Ditto.
14039 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14040 (function_arg_boundary): Ditto.
14041 (rs6000_expand_builtin): Ditto.
14042 (def_builtin): Make abort message a little friendlier.
14043 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14045 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14046 assembler support the popcntd instruction instead of a vsx
14047 instruction to enable power7 support.
14048 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14049 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14050 option to the assembler if -mcpu=native.
14051 (ASM_CPU_NATIVE_SPEC): Ditto.
14052 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14054 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14055 the lwsync instruction.
14056 (enum processor_type): Add PROCESSOR_POWER7.
14057 (rs6000_debug_reg): New -mdebug= options.
14058 (rs6000_debug_addr): Ditto.
14059 (rs6000_debug_cost): Ditto.
14060 (rs6000_isel): Delete.
14061 (enum rs6000_vector): New enum to say what vector unit we have.
14062 (VECTOR_UNIT_*): New macros to say which vector unit has
14063 arithmetic operations for a given type.
14064 (VECTOR_MEM_*): New macros to say which vector unit has memory
14065 operations for a given type.
14066 (TARGET_LDBRX): Whether the machine supports the ldbrx
14068 (TARGET_ISEL): Delete, -misel moved to be a mask.
14069 (TARGET_ISEL64): New macro for 64-bit isel support.
14070 (UNITS_PER_VSX_WORD): New macro.
14071 (POINTER_SIZE): Move to be an external variable, rather than
14072 calculating whether we are generating 32 ot 64-bit code.
14074 (STACK_BOUNDARY): Add VSX support.
14075 (LOCAL_ALIGNMENT): Ditto.
14076 (SLOW_UNALIGNED_ACCESS): Ditto.
14077 (VSX_REGNO_P): New macro for VSX support.
14078 (VFLOAT_REGNO_P): Ditto.
14079 (VINT_REGNO_P): Ditto.
14080 (VLOGICAL_REGNO_P): Ditto.
14081 (VSX_VECTOR_MODE): Ditto.
14082 (VSX_SCALAR_MODE): Ditto.
14084 (VSX_MOVE_MODE): Ditto.
14085 (VSX_REG_CLASS_P): Ditto.
14086 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14088 (UNITS_PER_SIMD_WORD): Add VSX support.
14089 (MODES_TIEABLE_P): Ditto.
14090 (STARTING_FRAME_OFFSET): Ditto.
14091 (STACK_DYNAMIC_OFFSET): Ditto.
14092 (EPILOGUE_USES): Ditto.
14093 (REGNO_REG_CLASS): Move to array lookup.
14094 (CLASS_MAX_NREGS): Ditto.
14095 (rs6000_vector_reg_class): Add declaration.
14096 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14097 overlap with the floating point and Altivec registers.
14099 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14101 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14102 give the appropriate asm switches if -mcpu=native.
14103 (host_detect_local_cpu): Add support for "asm".
14104 (host_detect_local_cpu): Follow GNU code guidelines for name.
14106 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14107 -mbit-word to a variable instead of being a target mask.
14109 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14110 emit the lwsync instruction instead of emitting the instruction as
14111 an integer constant.
14113 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14114 fixuns_trundfsi2, move expander into rs6000.md.
14116 * config/rs6000/rs6000.md (cpu): Add power7.
14117 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14118 (logical predicate patterns): Change the single instruction
14119 primitives that set CR0 to be fast_compare instead of compare.
14121 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14122 (popcntddi2): Ditto.
14123 (popcount<mode>): Ditto.
14124 (floating multiply/add insns): Name the floating point
14125 multiply/add insns.
14126 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14127 (isel_unsigned_<mode>): Ditto.
14128 (fixuns_trundfsi2): Move expander here from spe.md.
14129 (smindi3): Define if we have -misel on 64-bit systems.
14134 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14136 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14138 * config/avr/avr.c (avr_current_device): New variable.
14139 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14140 (avr_arch, mcu_type_s): Move to avr.h.
14141 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14142 default_data_section_start fields.
14143 (avr_arch): Moved from avr.c.
14144 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14145 library_name fields.
14146 (avr_current_device, avr_mcu_types, avr_arch_types,
14147 avr_device_to_arch, avr_device_to_data_start,
14148 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14149 (EXTRA_SPEC_FUNCTIONS): Define.
14150 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14151 options mapping. Use device_to_arch and device_to_data_start insted.
14152 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14153 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14154 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14155 * config/avr/driver-avr.c: New file.
14156 * config/avr/avr-devices.c: New file.
14158 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14160 * var-tracking.c (unshare_variable): Force initialized to
14161 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14162 (set_variable_part): Likewise.
14163 (struct variable_union_info): Remove pos_src field.
14164 (vui_vec, vui_allocated): New variables.
14165 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14166 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14167 == 1 use a simpler sorting algorithm. Compute pos field right
14168 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14169 Avoid quadratic comparison if !flag_var_tracking_uninit.
14170 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14171 unshare_variable unconditionally.
14172 (dataflow_set_different_2): Removed.
14173 (dataflow_set_different): Don't traverse second hash table.
14174 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14175 unconditionally to var_reg_set or var_mem_set.
14176 (emit_notes_in_bb): Likewise.
14177 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14179 (emit_note_insn_var_location): Don't set initialized to
14180 VAR_INIT_STATUS_INITIALIZED early.
14181 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14183 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14185 * tree-object-size.c (addr_object_size): Instead of checking
14186 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14187 are no FIELD_DECLs following it.
14189 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14191 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14192 order to match bswaps with signed source operands.
14194 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14196 * sdbout.c (sdbout_one_type): Fix braces in switch.
14198 2009-06-23 Richard Guenther <rguenther@suse.de>
14200 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14202 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14203 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14204 var_callused, callused_tree, var_storedanything, storedanything_tree,
14205 var_integer, integer_tree): Remove global variables.
14206 (new_var_info): Do not pass new id, append the new var to the
14207 global variable vector.
14208 (do_ds_constraint): Use is_global_var member of the variable-info.
14209 (new_scalar_tmp_constraint_exp): Adjust.
14210 (create_function_info_for): Likewise.
14211 (create_variable_info_for): Likewise.
14212 (find_what_var_points_to): Remove dead code.
14213 (init_base_vars): Simplify.
14214 (compute_points_to_sets): Adjust.
14216 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14218 * combine.c (try_combine): Dump information about the insns we're
14221 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14223 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14224 check when calling force_to_mode on TRUNCATE's operand.
14226 2009-06-22 Ian Lance Taylor <iant@google.com>
14228 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14230 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14232 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14234 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14236 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14237 override library linkage flags such as -static-libgcc or
14240 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14242 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14244 2009-06-22 Ian Lance Taylor <iant@google.com>
14246 * config/linux.opt: Put mglibc ahead of muclibc.
14248 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14249 for duplicate decls.
14251 2009-06-22 Matthias Klose <doko@ubuntu.com>
14253 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14255 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14258 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14259 instead of NULL if a parser error occurs.
14261 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14263 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14264 non-DWARF2_DEBUGGING_INFO version.
14266 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14268 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14269 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14271 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14272 (LIBGCC2_TF_CEXT): Define.
14275 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14278 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14280 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14282 * config/arm/arm.c (arm_override_options): Disable
14283 -mcaller-super-interworking and -mcallee-super-interworking.
14284 * doc/invoke.texi (ARM Options): Document this.
14286 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14288 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14289 * config/arm/constraints.md (j): New constraint for movw operands.
14290 (N): Remove thumb2 meaning.
14291 * config/arm/arm.md (*arm_movw): Delete.
14292 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14293 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14294 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14296 2009-06-22 Martin Jambor <mjambor@suse.cz>
14298 PR tree-optimization/40492
14299 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14300 build_ref_for_offset.
14302 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14304 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14305 JUMP_TABLE_DATA_P predicates where applicable.
14306 * auto-inc-dec.c: Ditto.
14307 * builtins.c: Ditto.
14308 * caller-save.c: Ditto.
14310 * cfgcleanup.c: Ditto.
14311 * cfglayout.c: Ditto.
14313 * combine.c: Ditto.
14314 * combine-stack-adj.c: Ditto.
14318 * df-scan.c: Ditto.
14320 * dwarf2asm.c: Ditto.
14321 * dwarf2out.c: Ditto.
14322 * emit-rtl.c: Ditto.
14328 * function.c: Ditto.
14331 * genpreds.c: Ditto.
14332 * genrecog.c: Ditto.
14334 * ira-costs.c: Ditto.
14335 * ira-lives.c: Ditto.
14337 * loop-iv.c: Ditto.
14338 * lower-subreg.c: Ditto.
14339 * modulo-sched.c: Ditto.
14341 * postreload.c: Ditto.
14342 * print-rtl.c: Ditto.
14344 * reginfo.c: Ditto.
14345 * regmove.c: Ditto.
14346 * reload1.c: Ditto.
14349 * rtlanal.c: Ditto.
14351 * sched-vis.c: Ditto.
14353 * sel-sched-ir.c: Ditto.
14354 * simplify-rtx.c: Ditto.
14355 * targhooks.c: Ditto.
14356 * var-tracking.c: Ditto.
14357 * vmsdbgout.c: Ditto.
14359 2009-06-22 Matthias Klose <doko@ubuntu.com>
14361 * Makefile.in (install-plugin): Always use DESTDIR.
14363 2009-06-22 Olivier Hainque <hainque@adacore.com>
14365 * config/pa/pa.c (output_call): Don't optimize post call jumps
14366 into return address adjustments if the call may throw.
14368 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14370 * arm.c (thumb1_output_casesi): New function.
14371 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14372 optimizing for size or PIC.
14373 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14374 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14375 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14376 (thumb1_casesi_internal_pic): New expand rule.
14377 (thumb1_casesi_dispatch): New pattern.
14378 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14380 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14381 in the text seciton when PIC or optimizing for size.
14382 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14383 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14384 preservation properties of code.
14385 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14386 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14387 (__gnu_thumb1_case_si): New function.
14388 * t-arm (LIB1ASMSRC): Define here.
14389 (LIB1ASMFUNCS): Add some common functions.
14390 * t-arm-elf (LIB1ASMSRC): Delete.
14391 (LIB1ASMFUNCS): Append to existing set.
14392 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14393 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14394 * t-symbian (LIB1ASMFUNCS): Likewise.
14395 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14396 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14398 2009-06-21 Richard Guenther <rguenther@suse.de>
14400 PR tree-optimization/38729
14401 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14402 to loops with a single exit if -fno-expensive-optimizations.
14404 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14406 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14407 (dataflow_set): Change vars type from htab_t to shared_hash.
14408 (shared_hash_pool, empty_shared_hash): New variables.
14409 (vars_clear): Removed.
14410 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14411 shared_hash_find_slot_unshare, shared_hash_find_slot,
14412 shared_hash_find_slot_noinsert, shared_hash_find): New
14414 (shared_hash_unshare, shared_hash_destroy): New functions.
14415 (unshare_variable): Unshare set->vars if shared, use
14417 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14418 (get_init_value, find_src_set_src, dump_dataflow_set,
14419 clobber_variable_part, emit_notes_for_differences): Use
14421 (dataflow_set_init): Remove second argument, set vars to
14422 empty_shared_hash instead of creating a new htab.
14423 (dataflow_set_clear): Call shared_hash_destroy and set vars
14424 to empty_shared_hash instead of calling vars_clear.
14425 (dataflow_set_copy): Don't call vars_copy, instead just share
14426 the src htab with dst.
14427 (variable_union): Use shared_hash_*, use initially NO_INSERT
14428 lookup if set->vars is shared. Don't keep slot cleared before
14429 calling unshare_variable. Unshare set->vars if needed.
14430 Even ->refcount == 1 vars must be unshared if set->vars is shared
14431 and var needs to be modified.
14432 (variable_canonicalize): New function.
14433 (dataflow_set_union): If dst->vars is empty, just share src->vars
14434 with dst->vars and traverse with variable_canonicalize to canonicalize
14435 and unshare what is needed.
14436 (dataflow_set_different): If old_set and new_set use the same shared
14437 htab, they aren't different. If number of htab elements is different,
14438 htabs are different. Use shared_hash_*.
14439 (dataflow_set_destroy): Call shared_hash_destroy instead of
14441 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14442 second argument to dataflow_set_init.
14443 (vt_initialize): Likewise. Initialize shared_hash_pool and
14444 empty_shared_hash, move bb in/out initialization afterwards.
14445 Use variable_htab_free instead of NULL as changed_variables del hook.
14446 (variable_was_changed): Change type of second argument to pointer to
14447 dataflow_set. When inserting var into changed_variables, bump
14448 refcount. Unshare set->vars if set is shared htab and slot needs to
14450 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14451 lookup if set->vars is shared. Unshare set->vars if needed.
14452 Even ->refcount == 1 vars must be unshared if set->vars is shared
14453 and var needs to be modified. Adjust variable_was_changed caller.
14454 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14455 vars must be unshared if set->vars is shared and var needs to be
14456 modified. Adjust variable_was_changed caller.
14457 (emit_note_insn_var_location): Don't pool_free var.
14458 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14460 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14461 free_alloc_pool on shared_hash_pool.
14463 2009-06-20 Anthony Green <green@moxielogic.com>
14465 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14466 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14468 2009-06-20 Richard Guenther <rguenther@suse.de>
14470 * tree-ssa-structalias.c (find_func_aliases): For memset use
14471 a constraint from NULL if we memset to zero.
14472 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14473 we explicitly handle that do not read from memory.
14474 (call_may_clobber_ref_p_1): Properly handle builtins that may
14477 2009-06-20 Richard Guenther <rguenther@suse.de>
14479 PR tree-optimization/40495
14480 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14481 (new_scalar_tmp_constraint_exp): New function.
14482 (process_constraint): Do not create temporary decls.
14483 (process_all_all_constraints): Likewise.
14484 (handle_const_call): Likewise.
14485 (create_function_info_for): Do not set decl.
14487 2009-06-19 Ian Lance Taylor <iant@google.com>
14489 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14490 (rs6000_attribute_table): Make static; move before use.
14492 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14494 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14495 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14496 Propagate the TREE_READONLY flag without overwriting it.
14497 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14498 Propagate the TREE_READONLY flag onto the result.
14499 (process_call_operands): Move around. Use correct constant value.
14501 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14504 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14505 * config/arm/arm.md: Likewise.
14507 2009-06-19 Ian Lance Taylor <iant@google.com>
14509 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14510 to GIMPLE_ERROR_MARK.
14512 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14513 op2_original_type parameters. Warn about using different enum types.
14514 * c-parser.c (c_parser_conditional_expression): Pass original
14515 types to build_conditional_expr.
14516 * c-tree.h (build_conditional_expr): Update declaration.
14518 2009-06-19 Ian Lance Taylor <iant@google.com>
14520 * config/i386/i386.c (ix86_function_specific_save): Test that
14521 fields match values, rather than testing the values are in a
14524 2009-06-19 Richard Guenther <rguenther@suse.de>
14526 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14527 ADDR_EXPR pointers.
14528 (ptr_derefs_may_alias_p): Likewise.
14529 (ptr_deref_may_alias_ref_p_1): New function.
14530 (ptr_deref_may_alias_ref_p): Likewise.
14531 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14532 covered by looking at the ESCAPED solution.
14533 (call_may_clobber_ref_p_1): Likewise.
14534 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14535 Handle NULL_TREE offset. Do not produce redundant constraints.
14536 (process_all_all_constraints): New helper function.
14537 (do_structure_copy): Use it.
14538 (handle_lhs_call): Likewise.
14539 (find_func_aliases): Handle some builtins with pointer arguments
14540 and/or return values explicitly.
14542 2009-06-19 Ian Lance Taylor <iant@google.com>
14544 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14546 2009-06-19 Ian Lance Taylor <iant@google.com>
14548 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14550 2009-06-19 Ian Lance Taylor <iant@google.com>
14552 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14553 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14556 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14557 uninitialized const.
14559 2009-06-19 Ian Lance Taylor <iant@google.com>
14561 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14564 * c-decl.c (in_struct, struct_types): Remove.
14565 (struct c_binding): Add in_struct field.
14566 (c_binding_ptr): Define type, along with VEC.
14567 (struct c_struct_parse_info): Define.
14568 (struct_parse_info): New static variable.
14569 (bind): Initialize in_struct field.
14570 (start_struct): Remove enclosing_in_struct and
14571 enclosing_struct_types parameters. Add
14572 enclosing_struct_parse_info parameter. Change all callers. Set
14573 struct_parse_info rather than in_struct and struct_types.
14574 (grokfield): If -Wc++-compat and there is a symbol binding for the
14575 field name, set the in_struct flag and push it on the
14576 struct_parse_info->fields vector.
14577 (warn_cxx_compat_finish_struct): New static function.
14578 (finish_struct): Remove enclosing_in_struct and
14579 enclosing_struct_types parameters. Add
14580 enclosing_struct_parse_info parameter. Change all callers. Don't
14581 set C_TYPE_DEFINED_IN_STRUCT here. Call
14582 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14583 parameter. Only push on struct_types if warn_cxx_compat.
14584 (finish_enum): Only push on struct_types if warn_cxx_compat.
14585 (declspecs_add_type): Add loc parameter. Change all callers.
14586 Change all error calls to error_at. Pass loc, not input_location,
14587 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14588 defined in a struct. If -Wc++-compat and parsing a struct, record
14589 that a typedef name was used.
14590 * c-parser.c (c_parser_declspecs): Get location to pass to
14591 declspecs_add_type.
14592 (c_parser_struct_or_union_specifier): Update calls to start_struct
14594 * c-tree.h (struct c_struct_parse_info): Declare.
14595 (finish_struct, start_struct): Update declarations.
14596 (declspecs_add_type): Update declaration.
14598 2009-06-19 Ian Lance Taylor <iant@google.com>
14600 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14601 variable with an anonymous type.
14603 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14605 * see.c: Remove for real.
14607 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14609 * optabs.h (enum optab_index): Add new OTI_significand.
14610 (significand_optab): Define corresponding macro.
14611 * optabs.c (init_optabs): Initialize significand_optab.
14612 * genopinit.c (optabs): Implement significand_optab using
14613 significand?f2 patterns.
14614 * builtins.c (expand_builtin_mathfn): Handle
14615 BUILT_IN_SIGNIFICAND{,F,L}.
14616 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14617 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14619 * config/i386/i386.md (significandxf2, significand<mode>2): New
14620 expanders to implement significandf, significand and significandl
14621 built-ins as inline x87 intrinsics.
14623 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14625 * config/avr/avr.c (avr_override_options): Remove setting value of
14626 PARAM_INLINE_CALL_COST.
14628 2009-06-18 Richard Henderson <rth@redhat.com>
14631 * tree-pass.h (TDF_ASMNAME): New.
14632 * tree-dump.c (dump_options): Add asmname.
14633 * doc/invoke.texi: Document it.
14635 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14636 (dump_decl_name): ...here.
14637 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14638 (dump_generic_node): Update dump_function_name calls.
14639 (print_call_name): New flags arg; update all dump calls.
14640 * diagnostic.h (print_call_name): Update.
14641 * gimple-pretty-print.c (dump_gimple_call): Update.
14643 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14646 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14648 2009-06-18 Diego Novillo <dnovillo@google.com>
14650 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14651 * plugin.c (str_license): Declare.
14652 (try_init_one_plugin): Assert that the symbol
14653 'plugin_is_GPL_compatible' exists.
14655 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14658 * Makefile.in (OBJS-common): Remove see.o.
14660 * common.opt (fsee): Mark as preserved for backward compatibility.
14661 * opts.c (common_handle_option): Add OPT_fsee to the backward
14662 compatibility section.
14663 * passes.c (init_optimization_passes, pass_see): Remove pass.
14664 * timevar.def (TV_SEE): Remove.
14665 * tree-pass.h (pass_see): Remove declaration.
14666 * doc/invoke.texi (-fsee): Remove documentation.
14668 2009-06-18 Martin Jambor <mjambor@suse.cz>
14670 * tree-sra.c: Include statistics.h
14671 (sra_stats): New variable.
14672 (sra_initialize): Clear sra_stats.
14673 (create_access_replacement): Increment sra_stats.replacements.
14674 (get_access_replacement): Do not return twice.
14675 (analyze_all_variable_accesses): Increment statistics counter by the
14676 number of scalarized aggregates.
14677 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14678 (sra_modify_expr): Increment sra_stats.exprs.
14679 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14680 (sra_modify_assign): Increment sra_stats.exprs,
14681 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14682 (perform_intra_sra): Update statistics counters.
14683 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14685 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14687 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14688 (arm_scalar_mode_supported_p): New function.
14690 2009-06-18 Paul Brook <paul@codesourcery.com>
14691 Sandra Loosemore <sandra@codesourcery.com>
14693 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14694 (__extendhfsf2, __truncsfhf2): Define.
14695 * config/arm/fp16.c: New file.
14696 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14697 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14699 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14701 * doc/extend.texi (Half-Precision): New section.
14702 * doc/invoke.texi (Option Summary): List -mfp16-format.
14703 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14704 * config/arm/arm.opt (mfp16-format=): New.
14705 * config/arm/arm.c: Include intl.h.
14706 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14707 (TARGET_INVALID_RETURN_TYPE): Redefine.
14708 (TARGET_PROMOTED_TYPE): Redefine.
14709 (TARGET_CONVERT_TO_TYPE): Redefine.
14710 (arm_fp16_format): Define.
14711 (all_fpus): Add entry for neon-fp16.
14712 (fp_model_for_fpu): Likewise.
14713 (struct fp16_format): Declare.
14714 (all_fp16_formats): Define.
14715 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14717 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14719 (arm_legitimate_index_p): Treat HFmode like HImode.
14720 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14721 (coproc_secondary_reload_class): Special-case HFmode.
14722 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14723 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14724 (arm_init_fp16_builtins): New.
14725 (arm_init_builtins): Call it.
14726 (arm_invalid_parameter_type): New.
14727 (arm_invalid_return_type): New.
14728 (arm_promoted_type): New.
14729 (arm_convert_to_type).
14730 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14732 (arm_emit_fp16_const): New function.
14733 (arm_mangle_type): Mangle __fp16 as "Dh".
14734 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14736 (TARGET_NEON_FP16): New.
14737 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14738 (enum fputype): Add FPUTYPE_NEON_FP16.
14739 (enum arm_fp16_format_type): Declare.
14740 (arm_fp16_format): Declare.
14741 (LARGEST_EXPONENT_IS_NORMAL): Define.
14742 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14743 * config/arm/arm-modes.def (HFmode): Define.
14744 * config/arm/vfp.md (*movhf_vfp): New.
14745 (extendhfsf2): New.
14747 * config/arm/arm.md (fpu): Add neon_fp16.
14748 (floatsihf2, floatdihf2): New.
14749 (fix_trunchfsi2, fix_trunchfdi2): New.
14751 (extendhfdf2): New.
14753 (*arm32_movhf): New.
14754 (*thumb1_movhf): New.
14755 (consttable_2): Add check for HFmode constants.
14756 (consttable_4): Handle HFmode constants.
14758 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14760 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14762 2009-06-17 Olivier Hainque <hainque@adacore.com>
14764 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14765 const char ** conversion in AIX specific section.
14767 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14769 * config/i386/i386.c (ix86_special_builtin_type): Remove
14770 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14771 (bdesc_special_args): Updated.
14772 (ix86_init_mmx_sse_builtins): Likewise.
14773 (ix86_expand_special_args_builtin): Likewise.
14775 2009-06-17 Richard Henderson <rth@redhat.com>
14777 * tree-pretty-print.c (maybe_dump_asm_name): New.
14778 (dump_decl_name): Use it.
14779 (PRINT_FUNCTION_NAME): Merge into...
14780 (dump_function_name): ... here. Use maybe_dump_asm_name.
14782 2009-06-17 Cary Coutant <ccoutant@google.com>
14784 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14786 * debug.c (struct gcc_debug_hooks): Change placeholder for
14788 (debug_nothing_int_charstar_int): Replaced by...
14789 (debug_nothing_int_charstar_int_bool): ...this.
14790 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14791 source_line prototype.
14792 (debug_nothing_int_charstar_int): Replaced by...
14793 (debug_nothing_int_charstar_int_bool): ...this.
14794 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14795 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14796 Output is_stmt operand when necessary.
14797 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14798 (notice_source_line): Add is_stmt parameter.
14799 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14800 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14802 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14803 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14805 2009-06-17 Ian Lance Taylor <iant@google.com>
14807 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14809 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14812 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14814 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14815 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14816 tree_strip_sign_nop_conversions and
14817 tree_ssa_strip_useless_type_conversions rather than stripping
14818 the operations here.
14819 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14821 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14822 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14823 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14824 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14827 2009-06-17 Michael Eager <eager@eagercon.com>
14829 * config/rs6000/constraints.md (register_constraint "d"): New.
14830 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14831 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14832 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14833 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14834 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14835 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14836 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14837 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14838 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14839 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14841 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14842 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14843 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14844 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14845 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14846 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14847 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14848 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14849 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14850 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14851 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14852 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14853 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14854 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14856 2009-06-16 Ian Lance Taylor <iant@google.com>
14858 * profile.c (total_num_never_executed): Don't define.
14859 (compute_branch_probabilities): Don't count or print
14860 num_never_executed.
14861 (init_branch_prob): Don't set total_num_never_executed.
14862 (end_branch_prob): Don't print total_num_never_executed.
14864 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14866 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14868 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14870 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14871 (nabstd2_fpr): Same.
14873 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14875 * expr.c (expand_assignment): Change complex type check.
14877 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14879 * doc/plugins.texi (Building GCC plugins): Added new section.
14881 2009-06-17 Ian Lance Taylor <iant@google.com>
14883 * c-pch.c (get_ident): Don't set size of templ array.
14884 (pch_init): Don't set size of partial_pch array.
14886 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14887 string constant to intialize an array whose size is the length of
14890 2009-06-17 Richard Guenther <rguenther@suse.de>
14892 PR tree-optimization/40389
14893 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14894 to addressable types.
14895 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14897 2009-06-17 Richard Guenther <rguenther@suse.de>
14899 PR middle-end/40460
14900 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14901 if there is no evolution of left in the loop bail out.
14902 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14903 chrec_fold_multiply.
14905 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14906 Janis Johnson <janis187@us.ibm.com>
14909 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
14910 for the symbol ref of a constant that is the source of a move
14911 - nor for any other not-obvious-label-ref constants.
14913 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
14915 * plugin.c (position_pass): Skip newly inserted pass during list
14916 traversal to avoid repeated insertion.
14918 2009-06-16 Ian Lance Taylor <iant@google.com>
14920 * vec.h (VEC_stack_alloc): Define different version if
14921 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
14922 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
14923 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
14924 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
14926 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
14928 * config.gcc (extra_headers): Add ia32intrin.h for x86.
14930 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
14931 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
14932 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
14933 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
14934 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
14935 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14936 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14937 (bdesc_special_args): Add __builtin_ia32_rdtsc and
14938 __builtin_ia32_rdtscp.
14939 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
14940 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
14941 and __builtin_ia32_rorhi.
14942 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
14943 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
14944 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
14945 (ix86_expand_args_builtin): Likewise.
14946 (ix86_expand_special_args_builtin): Likewise.
14948 * config/i386/i386.md (UNSPECV_RDTSCP): New.
14949 (UNSPECV_RDTSC): Likewise.
14950 (UNSPECV_RDPMC): Likewise.
14951 (*bsr): Renamed to ...
14953 (*bsr_rex64): Renamed to ...
14956 (*rdpmc): Likewise.
14957 (*rdpmc_rex64): Likewise.
14959 (*rdtsc): Likewise.
14960 (*rdtsc_rex64): Likewise.
14961 (rdtscp): Likewise.
14962 (*rdtscp): Likewise.
14963 (*rdtscp_rex64): Likewise.
14965 * config/i386/ia32intrin.h: New.
14967 * config/i386/x86intrin.h: Include <ia32intrin.h>.
14969 2009-06-16 Ian Lance Taylor <iant@google.com>
14971 * ira-build.c (copy_info_to_removed_store_destinations):
14972 Initialize parent_a.
14974 2009-06-16 Ian Lance Taylor <iant@google.com>
14976 * c-decl.c (grokdeclarator): Change size_varies to bool.
14978 2009-06-16 Ian Lance Taylor <iant@google.com>
14980 * sel-sched.c: Make forward declarations of move_op_hooks and
14981 fur_hooks explicitly extern.
14983 2009-06-16 Ian Lance Taylor <iant@google.com>
14985 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
14986 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
14988 2009-06-16 Ian Lance Taylor <iant@google.com>
14990 * resource.c (mark_referenced_resources): Change
14991 include_delayed_effects parameter to bool. Change all callers.
14992 (mark_end_of_function_resources): Likewise.
14993 * reorg.c (insn_references_resource_p): Likewise.
14994 (insn_sets_resource_p): Likewise.
14995 * resource.h (mark_referenced_resources): Update declaration.
14996 (mark_end_of_function_resources): Update declaration.
14998 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15000 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15002 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15004 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15005 GCC can bootstrap on AIX with GNU Binutils 2.20.
15007 2009-06-16 Ian Lance Taylor <iant@google.com>
15009 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15011 2009-06-16 Ian Lance Taylor <iant@google.com>
15013 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15014 inline, not extern inline.
15015 (exact_log2): Likewise.
15016 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15018 (exact_log2): Likewise, but don't test CTZ_HWI.
15020 2009-06-16 Ian Lance Taylor <iant@google.com>
15022 * bitmap.c (bitmap_clear): Don't declare as inline.
15023 * gimple.c (gimplify_assign): Likewise.
15024 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15025 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15026 (sched_scan_info): Remove duplicate definition.
15028 2009-06-16 Ian Lance Taylor <iant@google.com>
15030 * c-common.c (skip_evaluation): Don't define.
15031 (c_inhibit_evaluation_warnings): Define global variable.
15032 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15033 than skip_evaluation.
15034 (convert_and_check, warn_for_div_by_zero): Likewise.
15035 * c-common.h (skip_evaluation): Don't declare.
15036 (c_inhibit_evaluation_warnings): Declare.
15037 * c-parser.c (c_parser_typeof_specifier): Set
15038 c_inhibit_evaluation_warnings rather than skip_evaluation.
15039 (c_parser_conditional_expression): Likewise.
15040 (c_parser_binary_expression): Likewise.
15041 (c_parser_sizeof_expression): Likewise.
15042 (c_parser_alignof_expression): Likewise.
15043 * c-typeck.c (build_indirect_ref): Check
15044 c_inhibit_evaluation_warnings rather than skip_evaluation.
15045 (build_conditional_expr, build_binary_op): Likewise.
15047 2009-06-16 Richard Guenther <rguenther@suse.de>
15049 * tree-ssa-alias.c (is_escape_site): Remove.
15050 * tree-ssa-alias.h (enum escape_type): Remove.
15051 (is_escape_site): Likewise.
15052 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15053 via casts and asms without deferring to is_escape_site.
15055 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15057 PR middle-end/40446
15058 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15059 use gen_lowpart if op0 has complex mode.
15061 2009-06-16 Richard Guenther <rguenther@suse.de>
15063 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15064 variables add them to ESCAPED.
15065 (find_func_aliases): Do not make all indirectly stored values escaped.
15067 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15069 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15070 make_decl_one_only.
15072 2009-06-16 Martin Jambor <mjambor@suse.cz>
15074 PR tree-optimization/40432
15075 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15076 check whether we need to force gimple register operand.
15078 2009-06-16 Martin Jambor <mjambor@suse.cz>
15080 PR tree-optimization/40413
15081 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15082 build_ref_for_offset.
15083 (propagate_subacesses_accross_link): Fix a typo in a comment.
15085 2009-06-16 Ira Rosen <irar@il.ibm.com>
15087 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15088 with additional parameter.
15089 * tree-vectorizer.h (enum vect_def_type): Add new value
15091 (enum vect_relevant): Add comments.
15092 (vect_is_simple_reduction): Add new argument.
15093 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15094 Detect nested cycles.
15095 (vect_is_simple_reduction): Update documentation, add an argument to
15096 distinguish inner-loop reduction from nested cycle, detect nested
15097 cycles, fix printings and indentation, don't swap operands in case
15099 (get_initial_def_for_reduction): Handle subtraction.
15100 (vect_create_epilog_for_reduction): Add new argument to specify
15101 reduction variable.
15102 (vect_finalize_reduction): Handle subtraction, fix comments.
15103 (vectorizable_reduction): Handle nested cycles. In case of nested
15104 cycle keep track of the reduction variable position. Call
15105 vect_is_simple_reduction with additional parameter. Use original
15106 statement code in reduction epilogue for nested cycle. Call
15107 vect_create_epilog_for_reduction with additional parameter.
15108 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15109 inner-loop vectorization.
15110 (vect_recog_widen_sum_pattern): Likewise.
15111 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15113 (vect_mark_stmts_to_be_vectorized): Likewise.
15114 (vect_get_vec_def_for_operand): Handle nested cycles.
15116 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15118 * doc/invoke.texi (Debugging Options): Fix option index entries
15119 for -fdump-statistics, -frandom-seed add entries for
15120 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15121 (FRV Options): Fix entries for -mTLS, -mtls.
15122 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15123 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15124 (M68hc1x Options): Fix @itemx for -mnominmax.
15125 (MCore Options): Fix entry for -mno-lsim.
15126 (MMIX Options): Fix entry for -mabi=mmixware.
15127 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15129 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15131 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15132 Mention the plugin mode of gengtype.
15133 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15134 * gengtype.c: Updated copyright.
15135 (plugin_files, nb_plugin_files) Added new static variables.
15136 (measure_input_list) Care about plugin_files.
15137 (write_rtx_next): Added early return in plugin mode.
15138 (create_file): Updated copyright year in generated file. Added
15140 (oprintf): Added early return if NULL outf.
15141 (get_output_file_with_visibility): Care of plugin_files.
15142 (get_output_file_name): May return null.
15143 (write_local): Added early return.
15144 (put_mangled_filename): Ditto.
15145 (finish_root_table): Added check for base_files.
15146 (write_roots): Care about null when plugins.
15147 (main): Added plugin mode.
15149 2009-06-15 Ian Lance Taylor <iant@google.com>
15151 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15152 * gcov.c (read_count_file): Add braces around variables declared
15155 * c.opt (Wjump-misses-init): New warning.
15156 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15157 -Wall and -Wc++-compat if not already set.
15158 (c_common_post_options): Clear warn_jump_misses_init if it was not
15160 * c-decl.c (struct c_binding): Change type field to a union with
15161 new label field. Make it the first field in the struct. Update
15162 references to type to use u.type instead.
15163 (struct c_spot_bindings): Define.
15164 (struct c_goto_bindings): Define.
15165 (c_goto_bindings_p): Define, along with VECs.
15166 (struct c_label_vars): Define.
15167 (struct c_scope): Add has_label_bindings field.
15168 (bind_label, set_spot_bindings): New static functions.
15169 (decl_jump_unsafe, update_spot_bindings): New static functions.
15170 (update_label_decls): New static function.
15171 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15172 Update binding u.label field to shadowed field.
15173 (c_binding_start_stmt_expr): New function.
15174 (c_binding_end_stmt_expr): New function.
15175 (pushdecl): Don't call c_begin_vm_scope.
15176 (make_label): Add defining and p_label_vars parameters. Change
15178 (lookup_label): Correct test for whether a label has not yet been
15179 defined. Call bind_label rather than bind.
15180 (warn_about_goto): New static function.
15181 (lookup_label_for_goto): New function.
15182 (declare_label): Call bind_label rather than bind.
15183 (check_earlier_gotos): New static function.
15184 (define_label): Don't give errors about jumping into statement
15185 expressions or scopes of variably modified types. Call
15186 set_spot_bindings and check_earlier_gotos. Call bind_label
15187 instead of bind. Don't set label_context_stack_se or
15188 label_context_stack_vm.
15189 (c_get_switch_bindings): New function.
15190 (c_release_switch_bindings): New function.
15191 (c_check_switch_jump_warnings): New function.
15192 (start_function): Don't set label_context_stack_se or
15193 label_context_stack_vm.
15194 (finish_function): Likewise.
15195 * c-typeck.c (label_context_stack_se): Don't define.
15196 (label_context_stack_vm): Don't define.
15197 (c_finish_goto_label): Call lookup_label_for_goto rather than
15198 lookup_label. Don't give errors about jumping into a statement
15199 expression or the scope of a variably modified type. Don't set
15200 label_context_stack_se or label_context_stack_vm.
15201 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15202 fields. Add bindings field.
15203 (c_start_case): Don't set deleted fields. Set bindings field.
15204 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15205 or blocked_vm. Call c_check_switch_jump_warnings.
15206 (c_finish_case): Don't test blocked_stmt_expr field. Call
15207 c_release_switch_bindings.
15208 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15209 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15210 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15211 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15212 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15213 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15214 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15215 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15216 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15217 (C_DECL_UNJUMPABLE_VM): Don't define.
15218 (C_DECL_UNDEFINABLE_VM): Don't define.
15219 (struct c_label_list): Don't define.
15220 (struct c_label_context_se): Don't define.
15221 (struct c_label_context_vm): Don't define.
15222 (struct c_spot_bindings): Declare.
15223 (c_bindings_start_stmt_expr): Declare.
15224 (c_bindings_end_stmt_expr): Declare.
15225 (lookup_label_for_goto): Declare.
15226 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15227 (c_check_switch_jump_warnings): Declare.
15228 (label_context_stack_se, label_context_stack_vm): Don't declare.
15229 (c_finish_goto_label): Update declaration.
15230 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15231 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15232 (Warning Options): Document -Wjump-misses-init.
15234 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15236 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15239 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15241 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15243 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15245 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15247 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15249 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15251 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15253 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15254 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15255 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15256 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15257 * dwarf2asm.c (dw2_force_const_mem): Update call to
15258 make_decl_one_only.
15259 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15260 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15261 * langhooks.c (lhd_comdat_group): Remove.
15262 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15263 * tree.h (DECL_COMDAT_GROUP): New.
15264 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15265 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15266 (make_decl_one_only): Change signature.
15267 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15268 make_decl_one_only.
15269 (make_decl_one_only): Change signature.
15270 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15272 2009-06-15 Richard Guenther <rguenther@suse.de>
15274 PR middle-end/40439
15275 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15277 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15279 * tree-ssa-math-opts.c: Remove extra divide.
15281 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15283 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15285 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15287 * passes.c: Add bswap pass.
15288 * tree-pass.h: Add pass_optimize_bswap declaration.
15289 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15290 Include rtl.h, expr.h and optabs.h for optab_handler check.
15291 (struct symbolic_number, pass_optimize_bswap): New definition.
15292 (do_shift_rotate, verify_symbolic_number_p): New functions.
15293 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15294 (gate_optimize_bswap): New function.
15295 * tree.c (widest_int_cst_value): New function.
15296 * tree.h (widest_int_cst_value): Prototype added.
15298 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15300 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15301 REG_EQUAL/REG_EQUIV notes.
15303 2009-06-14 Richard Guenther <rguenther@suse.de>
15305 PR middle-end/40389
15306 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15307 has its address taken if NRV was applied and it is addressable.
15308 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15309 function split out from ...
15310 (get_constraint_for_1): ... here.
15311 (handle_rhs_call): Use it to mark the return slot escaped if
15312 it is addressable and NRV was applied.
15314 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15316 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15317 Change first argument type to location_t.
15318 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15319 Do not set input_location.
15320 Use loc instead of input_location throughout.
15322 2009-06-13 Richard Guenther <rguenther@suse.de>
15324 PR tree-optimization/40421
15325 * tree-predcom.c (should_unroll_loop_p): Remove.
15326 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15328 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15330 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15331 Add location argument.
15333 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15335 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15337 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15338 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15339 * config/spu/spu-protos.h: Add location to
15340 spu_resolve_overloaded_builtin.
15341 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15342 spu_build_builtin_va_list.
15343 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15344 argument. Pass location to build_function_call_vec.
15345 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15347 (emit_fpu_switch): Same.
15348 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15349 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15350 to build_decl and create_artificial_label.
15351 (xtensa_gimplify_va_arg_expr): Same.
15352 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15353 (xstormy16_gimplify_va_arg_expr): Same.
15354 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15355 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15356 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15357 (mips16_build_function_stub): Same.
15358 (mips16_build_call_stub): Same.
15360 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15363 * arm/constraints.md (Pa, Pb): New constraints.
15364 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15365 split pattern to deal with them.
15367 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15369 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15370 fix index entry for -Xpreprocessor.
15372 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15374 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15375 Add location argument to build_decl call.
15376 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15377 (rs6000_init_builtins): Same.
15378 (spe_init_builtins): Same.
15379 (rs6000_gimplify_va_arg): Add location argument to
15380 create_artificial_label call.
15382 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15384 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15385 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15386 * Makefile.in: Fix GGC dependency for gcse.o.
15388 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15390 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15391 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15392 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15394 * c-parser.c (c_parser_binary_expression): Use current column while
15395 building binary operations.
15396 * common.opt (fshow-column): Enable by default.
15397 * tree-vrp.c (check_array_ref): Use warning_at.
15398 (check_array_bounds): Use location from call back if expr has no
15400 * tree.h: Add location argument to maybe_fold_*.
15401 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15402 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15403 (maybe_fold_offset_to_component_ref): Same.
15404 (maybe_fold_offset_to_reference): Same.
15405 (maybe_fold_offset_to_address): Same.
15406 (maybe_fold_stmt_indirect): Same.
15407 (maybe_fold_stmt_addition): Same.
15408 (fold_stmt_r): Pass location to maybe_fold_*.
15409 (fold_gimple_assign): Same.
15410 * c-tree.h: Add location argument to finish_decl,
15411 default_function_array_conversion, store_init_value.
15412 * c-decl.c (define_label): Use error_at.
15413 (c_make_fname_decl): Pass location to finish_decl.
15414 (finish_decl): New location argument.
15415 (build_compound_literal): Pass location to store_init_value.
15416 (grokdeclarator): Pass location to finish_decl.
15418 * c-typeck.c (array_to_pointer_conversion): New location argument.
15419 (function_to_pointer_conversion): Same.
15420 (default_function_array_conversion): Same.
15421 (parser_build_unary_op): Pass location to overflow_warning.
15422 (parser_build_binary_op): Same. Use warning_at.
15423 (build_unary_op): Pass location to array_to_pointer_conversion.
15424 (build_c_cast): Pass location to digest_init.
15425 (build_modify_expr): New location argument.
15426 (convert_for_assignment): Same.
15427 (store_init_value): Same.
15428 (digest_init): Same.
15429 (output_init_element): Pass location to digest_init and
15430 array_to_pointer_conversion.
15431 (c_finish_return): Pass location to convert_for_assignment.
15432 * gimplify.c (gimplify_conversion): Pass location to
15433 maybe_fold_offset_to_address.
15434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15435 to maybe_fold_stmt_addition.
15436 * c-omp.c (c_finish_omp_atomic): Pass new location to
15438 (c_finish_omp_for): Same.
15439 * c-common.c (overflow_warning): New argument.
15440 * c-common.h: New argument to build_modify_expr, overflow_warning.
15441 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15443 (c_parser_initializer): Pass location to
15444 default_function_array_conversion.
15445 (c_parser_initelt): Same.
15446 (c_parser_initval): Same.
15447 (c_parser_asm_operands): Same.
15448 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15449 (c_parser_conditional_expression): Same.
15450 (c_parser_binary_expression): Add location info to stack. Use it.
15451 (c_parser_unary_expression): Pass location to
15452 default_function_array_conversion, parser_build_unary_op,
15453 build_indirect_ref, c_parser_postfix_expression_after_primary.
15454 (c_parser_postfix_expression_after_primary): New location argument.
15456 (c_parser_expression_conv): Pass location to
15457 default_function_array_conversion.
15458 (c_parser_expr_list): Same.
15459 (c_parser_omp_atomic): Same.
15460 (c_parser_omp_for_loop): Same.
15461 * c-tree.h (struct c_declarator): Add comment to id_loc.
15462 (build_array_declarator): New argument.
15463 * c-decl.c (build_array_declarator): Add location argument.
15464 (grokdeclarator): Set id_loc for cdk_array.
15465 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15466 build_array_declarator.
15467 * tree.c (build_omp_clause): Add location argument.
15468 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15469 (OMP_CLAUSE_LOCATION): New macro.
15470 (struct tree_omp_clause): Add location field.
15471 (build_omp_clause): Add argument.
15472 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15474 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15475 (cp_parser_omp_clause_collapse): Same.
15476 (cp_parser_omp_clause_default): Same.
15477 (cp_parser_omp_clause_if): Same.
15478 (cp_parser_omp_clause_nowait): Same.
15479 (cp_parser_omp_clause_num_threads): Same.
15480 (cp_parser_omp_clause_ordered): Same.
15481 (cp_parser_omp_clause_schedule): Same.
15482 (cp_parser_omp_clause_untied): Same.
15483 (cp_parser_omp_for_loop): Same.
15484 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15485 * c-tree.h (c_start_case): Add location argument.
15486 (c_process_expr_stmt): Same.
15487 (c_finish_goto_*): Same.
15488 * tree-parloops.c (initialize_reductions): Pass location to
15490 (create_parallel_loop): Same.
15491 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15492 (gfc_trans_omp_reduction_list): Same.
15493 (gfc_trans_omp_clauses): Same.
15494 (gfc_trans_omp_do): Same.
15495 * c-typeck.c (c_finish_goto_label): Same.
15496 (c_finish_goto_ptr): New location argument.
15497 (c_start_case): Same.
15498 (emit_side_effect_warnings): Same.
15499 (c_process_expr_stmt): Same.
15500 (c_finish_stmt_expr): Same.
15501 (c_finish_omp_clauses): Use error_at instead of error.
15502 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15504 * c-omp.c (c_split_parallel_clauses): New location argument.
15505 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15506 to build_omp_clause.
15507 (convert_local_reference_stmt): Same.
15508 (convert_gimple_call): Same.
15509 * c-common.h (c_split_parallel_clauses): New argument.
15510 * c-parser.c (c_parser_statement_after_labels): Pass location to
15511 c_finish_goto_label.
15512 (c_parser_switch_statement): Pass location to c_start_case.
15513 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15514 and c_process_expr_stmt.
15515 (c_parser_omp_variable_list): Add location argument.
15516 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15517 (c_parser_omp_clause_default): Same.
15518 (c_parser_omp_clause_if): Same.
15519 (c_parser_omp_clause_num_threads): Same.
15520 (-c_parser_omp_clause_ordered): Same.
15521 (c_parser_omp_clause_reduction): Pass location to
15522 c_parser_omp_variable_list.
15523 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15524 (c_parser_omp_clause_untied): Same.
15525 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15526 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15528 * c-tree.h (check_for_loop_decls, undeclared_variable,
15529 build_component_ref, build_array_ref, build_external_ref,
15530 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15531 build_conditional_expr, build_compound_expr, c_cast_expr,
15532 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15533 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15535 * c-semantics.c (build_stmt): Same.
15536 (build_case_label): Same.
15537 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15538 (undeclared_variable): New argument.
15539 (make_label): Same.
15540 (lookup_label): Pass location on down.
15541 (define_label): Same.
15542 (finish_decl): Same.
15543 (build_compound_literal): Same.
15544 (finish_struct): Same.
15545 (finish_function): Do not set location here.
15546 (check_for_loop_decls): New argument.
15547 * tree.c (save_expr): Set location.
15548 (build_empty_stmt): New argument.
15549 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15550 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15551 * builtins.c (gimplify_va_arg_expr): Use locations.
15552 (expand_builtin_sync_operation): Same.
15553 * c-typeck.c (build_component_ref): New argument.
15554 (build_array_ref): Same.
15555 (build_external_ref): Same.
15556 (c_expr_sizeof_expr): Same.
15557 (c_expr_sizeof_type): Same.
15558 (parser_build_unary_op): Same.
15559 (build_conditional_expr): Same.
15560 (build_compound_expr): Pass location on down.
15561 (build_compound_expr): New argument.
15562 (build_c_cast): Same.
15563 (c_cast_expr): Same.
15564 (build_asm_expr): Same.
15565 (c_finish_return): Same.
15566 (c_process_expr_stmt): Pass location on down.
15567 (c_finish_stmt_expr): New argument.
15568 (push_clenaup): Same.
15569 (c_finish_omp_parallel): Same.
15570 (c_finish_omp_task): Same.
15571 * gimplify.c (gimplify_call_expr): Pass location on down.
15572 * c-omp.c (c_finish_omp_master): New argument.
15573 (c_finish_omp_critical): Same.
15574 (c_finish_omp_ordered): Same.
15575 (c_finish_omp_barrier): Same.
15576 (-c_finish_omp_taskwait): Same.
15577 (c_finish_omp_atomic): Same.
15578 (c_finish_omp_flush): Same.
15579 * tree-inline.c (copy_tree_body_r): Pass location on down.
15580 (inline_forbidden_p): Remove use of input_location.
15581 * c-gimplify.c (c_build_bind_expr): New argument.
15582 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15583 (c_sizeof_or_alignof_type): New argument.
15584 (c_alignof_expr): Same.
15585 (build_va_arg): Same.
15586 (c_add_case_label): Same.
15587 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15588 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15589 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15590 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15591 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15592 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15594 * stub-objc.c (objc_build_selector_expr): Same.
15595 (objc_build_throw_stmt): Same.
15596 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15597 (c_parser_initelt): Same.
15598 (c_parser_compound_statement): Same.
15599 (c_parser_compound_statement_nostart): Same.
15600 (c_parser_label): Same.
15601 (c_parser_statement_after_labels): Same.
15602 (c_parser_if_body): Same.
15603 (c_parser_else_body): Same.
15604 (c_parser_if_statement): Same.
15605 (c_parser_switch_statement): Same.
15606 (c_parser_while_statement): Same.
15607 (c_parser_do_statement): Same.
15608 (c_parser_for_statement): Same.
15609 (c_parser_asm_statement): Same.
15610 (c_parser_conditional_expression): Same.
15611 (c_parser_binary_expression): Same.
15612 (c_parser_cast_expression): Same.
15613 (c_parser_unary_expression): Same.
15614 (c_parser_sizeof_expression): Same.
15615 (c_parser_alignof_expression): Same.
15616 (c_parser_postfix_expression): Same.
15617 (c_parser_expression): Same.
15618 (c_parser_objc_receiver): Same.
15619 (c_parser_omp_variable_list): Same.
15620 (c_parser_omp_structured_block): Same.
15621 (c_parser_omp_atomic): New argument.
15622 (c_parser_omp_barrier): Same.
15623 (c_parser_omp_critical): Same.
15624 (c_parser_omp_flush): Pass location on down.
15625 (c_parser_omp_for_loop): New argument.
15626 (c_parser_omp_for): Same.
15627 (c_parser_omp_master): Same.
15628 (c_parser_omp_ordered): Same.
15629 (c_parser_omp_sections_scope): Same.
15630 (c_parser_omp_sections): Same.
15631 (c_parser_omp_parallel): Same.
15632 (c_parser_omp_single): Same.
15633 (c_parser_omp_task): Same.
15634 (c_parser_omp_taskwait): Pass location on down.
15635 (c_parser_omp_construct): Same.
15636 (c_parser_omp_threadprivate): Same.
15637 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15638 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15639 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15640 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15641 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15642 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15643 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15644 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15645 config/i386/i386.c, stmt.c:
15646 Add location argument to the following function definitions and/or
15647 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15648 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15649 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15650 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15651 do_case, c_finish_bc_stmt, build_compound_literal,
15652 build_function_call.
15653 * c-decl.c (build_compound_literal): Add location argument.
15654 Make all diagnostic calls use location.
15655 (start_struct): Same.
15656 (finish_struct): Same.
15657 (start_enum): Same.
15658 (build_enumerator): Same.
15659 (start_function): Same.
15660 (grokdeclarator): Make all diagnostic calls use location.
15661 (store_parm_decls_oldstyle): Same.
15662 * c-typeck.c (build_function_call): Add location argument.
15663 Make all diagnostic calls use location.
15665 (c_finish_bc_stmt): Same.
15666 * tree-nested.c (get_trampoline_type): Add argument.
15667 Pass location to build_decl.
15668 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15669 * rtl.h (RTL_LOCATION): New.
15670 * c-common.c (c_add_case_label): Add location argument.
15671 Make all diagnostic calls use location.
15672 * c-common.h: Add location argument to make_fname_decl, do_case,
15673 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15674 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15675 Set it appropriately for every case. Pass enum_loc to start_enum
15676 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15678 (c_parser_struct_or_union_specifier): Save location. Use it for
15679 start_struct, finish_struct, and parser_xref_tag.
15681 2009-06-12 Ian Lance Taylor <iant@google.com>
15683 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15685 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15686 cpp_opts->warn_cxx_operator_names.
15688 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15691 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15692 is returns NULL and OP is a VCE, look through the VCE.
15694 2009-06-12 Ian Lance Taylor <iant@google.com>
15697 * collect2.c (main): Use CONST_CAST2 in code inside #if
15698 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15700 2009-06-12 Joey Ye <joey.ye@intel.com>
15702 PR middle-end/39146
15703 * cfgexpand.c (get_decl_align_unit): Update
15704 max_used_stack_slot_alignment with align instead of
15705 stack_alignment_needed.
15707 * function.c (assign_stack_local_1): Update
15708 max_used_stack_slot_alignment with alignment_in_bits instead
15709 of stack_alignment_needed.
15710 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15713 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15715 * dwarf2out.c (last_var_location_insn): New variable.
15716 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15717 (dwarf2out_var_location): Don't record anything after last real
15718 insn. Only change labels if there were any real instructions
15719 in between last note and this one, or if changed sections.
15721 2009-06-11 Richard Henderson <rth@redhat.com>
15723 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15724 note when storing the frame pointer in a register.
15725 (FRP): Don't redefine to nothing for epilogue.
15726 (alpha_expand_epilogue): Mark register and sp restores.
15727 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15729 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15730 when gen_lowpart is needed.
15732 2009-06-11 Richard Henderson <rth@redhat.com>
15734 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15736 * dwarf2out.c (need_data_align_sf_opcode): New.
15737 (div_data_align): Move earlier.
15738 (def_cfa_1, reg_save): Use it.
15740 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15742 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15743 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15744 (ix86_handle_option): Handle OPT_mcrc32.
15745 (ix86_target_string): Add -mcrc32.
15746 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15748 * config/i386/i386.h (TARGET_CRC32): New.
15750 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15751 (sse4_2_crc32di): Likewise.
15753 * config/i386/i386.opt (mcrc32): New.
15755 * doc/invoke.texi: Document -mcrc32.
15757 2009-06-11 Richard Henderson <rth@redhat.com>
15759 * common.opt (gdwarf-): Accept a version number.
15760 * doc/invoke.texi (gdwarf-): Update docs.
15761 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15762 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15763 version level, and record it.
15765 * dwarf2.h (DW_CIE_VERSION): Remove.
15766 * dwarf2out.c (DWARF_VERSION): Remove.
15767 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15768 (output_call_frame_info): Use CIE version 3 for dwarf3,
15769 or if the return register column is out of range for version 1.
15770 (dwarf_stack_op_name): Add all dwarf3 values.
15771 (DEBUG_PUBTYPES_SECTION): New.
15772 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15773 encoding change for dwarf3.
15774 (output_die) [dw_val_class_die_ref]: Likewise.
15775 (output_compilation_unit_header): Emit correct version for dwarf3.
15776 (output_line_info): Likewise.
15777 (output_pubnames): Update for DWARF_VERSION removal.
15778 (output_aranges): Likewise.
15779 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15780 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15781 (dwarf2out_finish): Likewise.
15783 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15785 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15788 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15791 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15792 * builtins.c (expand_builtin_unreachable): New function.
15793 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15794 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15795 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15797 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15798 searching for missing barriers.
15800 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15802 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15803 when -fprofile-generate* was passed.
15804 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15806 2009-06-11 Anthony Green <green@moxielogic.com>
15808 * config/moxie/moxie.md: Define length attribute for all instructions.
15810 (*b<cond:code>): Support limited branch ranges for new PC-relative
15811 branch instructions.
15812 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15814 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15816 * config/i386/i386.c (min_insn_size): Use get_attr_length
15817 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15818 For __asm return 0.
15820 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15821 instead of emit_insn_before.
15823 2009-06-10 Ian Lance Taylor <iant@google.com>
15826 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15829 2009-06-10 Revital Eres <eres@il.ibm.com>
15831 * passes.c (init_optimization_passes): Reschedule
15832 predictive-commoning pass before complete unroll pass.
15834 2009-06-10 Martin Jambor <mjambor@suse.cz>
15836 * cgraph.c (cgraph_node_can_be_local_p): New function.
15837 (cgraph_make_node_local): New function.
15838 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15839 (cgraph_make_node_local): Declare.
15841 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15843 * tree.h (tree_base): Add packed_flag and user_align fields.
15844 Decrease size of spare field.
15845 (TYPE_USER_ALIGN): Use user_align from tree_base.
15846 (DECL_USER_ALIGN): Likewise.
15847 (TYPE_PACKED): Use packed_flag from tree_base.
15848 (DECL_PACKED): Likewise.
15849 (tree_type): Delete packed_flag and user_align fields. Widen
15850 precision field. Widen mode field and shuffle fields to align
15851 mode on an 8-bit boundary.
15852 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15853 Renumber decl_flag_* fields. Fix comments. Widen
15854 decl_common_unused field.
15855 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15856 (DECL_EXTERNAL): Likewise.
15857 (DECL_BIT_FIELD): Likewise.
15858 (DECL_NONADDRESSABLE_P): Likewise.
15859 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15860 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15862 2009-06-10 Ian Lance Taylor <iant@google.com>
15864 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15865 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15866 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15867 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15868 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15869 DEF_VEC_ALLOC_FUNC_P.
15870 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15871 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15872 DEF_VEC_ALLOC_FUNC_O.
15873 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15874 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15875 DEF_VEC_ALLOC_FUNC_I.
15876 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15877 (vec_stack_p_reserve_exact_1): Declare.
15878 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15879 (vec_stack_free): Declare.
15880 (VEC_stack_alloc): Define.
15881 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15882 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15883 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15884 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15886 (stack_vecs): New static variable.
15887 (vec_stack_p_reserve_exact_1): New function.
15888 (vec_stack_o_reserve_1): New static function.
15889 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15890 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15891 (vec_stack_free): New function.
15892 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15893 (VEC_df_ref_stack_alloc): Define.
15894 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15895 DEF_VEC_ALLOC_P_STACK.
15896 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15897 (struct df_collection_rec): Change _vec fields to VEC. Remove
15899 (df_free_collection_rec): Adjust for new fields.
15900 (df_insn_rescan): Use new df_collection_rec fields.
15901 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15902 (df_ref_create_structure, df_ref_record): Likewise.
15903 (df_get_conditional_uses, df_get_call_refs): Likewise.
15904 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15905 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15906 (df_record_exit_block_uses, df_bb_verify): Likewise.
15907 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
15908 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
15909 Remove count parameter. Change return type to void. Change all
15911 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
15912 Remove count parameter. Change return type to void. Change all
15914 (df_install_refs): Change old_vec parameter to VEC. Remove count
15915 parameter. Change all callers.
15916 (df_install_mws): Change old_vec parameter to VEC. Remove count
15917 parameter. Change all callers.
15918 (df_refs_verify): Change new_rec parameter to VEC. Change call
15920 (df_mws_verify): Likewise.
15922 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
15924 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
15926 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
15928 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
15930 2009-06-10 Anthony Green <green@moxielogic.com>
15932 * config/moxie/crti.asm: New file.
15933 * config/moxie/crtn.asm: New file.
15934 * config/moxie/moxie.c: New file.
15935 * config/moxie/moxie.h: New file.
15936 * config/moxie/sfp-machine.h: New file.
15937 * config/moxie/moxie-protos.h: New file.
15938 * config/moxie/t-moxie: Created.
15939 * config/moxie/t-moxie-softfp: Created.
15940 * config/moxie/moxie.md: Created.
15941 * config/moxie/constraints.md: Created.
15942 * config.gcc: Add moxie support.
15943 * doc/md.texi (Machine Constraints): Add moxie constraints.
15944 * doc/contrib.texi (Contributors): Mention moxie port.
15945 * doc/install.texi (Specific): Mention the moxie port.
15947 2009-06-09 Ian Lance Taylor <iant@google.com>
15949 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
15950 compiling with C++.
15951 * optabs.c (optab_table): Only use designated initializers if
15952 HAVE_DESIGNATED_INITIALIZERS is defined.
15953 (convert_optab_table): Likewise.
15954 (init_optabs): Always call init_insn_codes if
15955 HAVE_DESIGNATED_INITIALIZERS is not defined.
15957 2009-06-09 Ian Lance Taylor <iant@google.com>
15959 * targhooks.c (default_builtin_vectorized_function): Change fn
15960 parameter to unsigned int.
15961 (default_builtin_vectorized_conversion): Change code parameter to
15963 (default_builtin_reciprocal): Change fn parameter to unsigned int.
15964 * targhooks.h: Update declarations.
15965 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
15966 parameter to unsigned int.
15968 * c-typeck.c (comptypes_check_enum_int): New static function.
15969 (comptypes_internal): Add enum_and_int_p parameter. Change all
15971 (comp_target_types): Add location parameter. Change all callers.
15972 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
15973 Change all callers.
15974 (function_types_compatible_p, type_lists_compatible_p): Likewise.
15975 (build_conditional_expr): Add colon_loc parameter. Change all
15977 (convert_for_assignment): Add location parameter. Change all callers.
15978 * c-parser.c (c_parser_conditional_expression): Pass location of
15979 colon to build_conditional_expr.
15980 * c-tree.h (build_conditional_expr): Update declaration.
15982 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15984 * graphite.c: Revert previous patch.
15986 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
15989 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
15991 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
15993 * tree-ssa-loop-prefetch.c
15994 (loop_prefetch_arrays): Fixed a portability problem in printf format
15997 2009-06-09 Martin Jambor <mjambor@suse.cz>
15999 PR tree-optimization/40351
16000 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16001 refrence to a potential artifical subaccess can be constructed.
16003 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16005 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16006 (sh_override_options): Likewise.
16007 * config/sh/sh.c: Include params.h.
16008 (sh_optimization_options): New.
16009 (sh_override_options): Likewise.
16010 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16011 (OVERRIDE_OPTIONS): Use sh_override_options.
16013 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16015 * dwarf2out.c (emit_cfa_remember): New variable.
16016 (add_fde_cfi): If emit_cfa_remember, recurse to add
16017 DW_CFA_remember_state first.
16018 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16019 instead just set emit_cfa_remember.
16021 2009-06-08 Jan Hubicka <jh@suse.cz>
16024 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16026 2009-06-08 Jan Hubicka <jh@suse.cz>
16028 PR middle-end/39834
16029 * cgraphunit.c (save_inline_function_body): Do not copy transform
16030 hooks for saved inline bodies.
16031 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16032 for given function.
16034 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16036 * jump.c (returnjump_p): Handle delayed branches. Add missing
16039 2009-06-08 Jan Hubicka <jh@suse.cz>
16041 PR middle-end/40102
16042 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16043 original node might've been modified.
16044 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16046 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16048 * tree-object-size.c (addr_object_size): Add OSI argument.
16049 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16050 (compute_builtin_object_size, expr_object_size): Adjust callers.
16051 (plus_stmt_object_size): Call addr_object_size instead of
16052 compute_builtin_object_size.
16054 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16055 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16057 * tree-ssa-loop-prefetch.c
16058 (gather_memory_references): Introduced a counter for the number of
16060 (anything_to_prefetch_p): Introduced a counter for the number of
16062 (is_loop_prefetching_profitable): New function with a cost model
16064 (loop_prefetch_arrays): Use the new cost model to determine if
16065 prefetching is profitable.
16066 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16067 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16068 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16069 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16070 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16071 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16073 2009-06-08 Michael Matz <matz@suse.de>
16076 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16077 partitions use the same.
16078 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16079 for basevars of SSA_NAMEs.
16080 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16081 to not expand them twice.
16082 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16085 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16087 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16088 (fdump-final-insns=, gtoggle): New.
16089 * doc/invoke.texi: Document them.
16090 * final.c (rest_of_clean_state): Dump final insn stream.
16091 * gcc.c (invoke_as): Hook in -fcompare-debug.
16092 (static_spec_functions): Add compare-debug-dump-opt,
16093 compare-debug-self-opt and compare-debug-auxbase-opt.
16094 (compare_debug, compare_debug_second, compare_debug_opt): New.
16095 (switches_debug_check, n_switches_debug_check): New.
16096 (debug_auxbase_opt, debug_check_temp_file): New.
16097 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16099 (do_self_spec): Handle arguments after switches.
16100 (do_spec_1): Add .gk extension to temp file basenames for compare.
16101 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16102 (cc1_options): Use it instead of normal auxbase computation for
16103 the second compare-debug compilation.
16104 (compare_files): New.
16105 (main): Set up and implement compare debug mode.
16106 (compare_debug_dump_opt_spec_function): New.
16107 (compare_debug_self_opt_spec_function): New.
16108 (compare_debug_auxbase_opt_spec_function): New.
16109 * toplev.c (process_options): Handle flag_gtoggle,
16110 flag_dump_final_insns.
16111 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16112 during -fcompare-debug-second compilation.
16114 2009-06-07 Ian Lance Taylor <iant@google.com>
16116 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16117 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16119 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16120 with no default node. Change warning with %H to warning_at.
16121 Don't clear warn_switch around case checking.
16122 * doc/invoke.texi (Warning Options): Clarify distinction between
16123 -Wswitch and -Wswitch-enum.
16125 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16127 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16129 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16131 * gbl-ctors.h: Add header guard.
16133 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16135 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16136 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16137 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16138 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16139 prototypes for removed functions.
16140 (expressions_equal_p): Move to ...
16141 * tree-ssa-sccvn.h: ... here and ...
16142 * matrix-reorg.c: ... adjust includes.
16144 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16146 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16148 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16150 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16151 (finish_function): Remove erroneous whitespace.
16153 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16155 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16156 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16158 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16160 * errors.c (internal_error): Commentary typo fix.
16161 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16162 * tree-ssa-pre.c: Ditto.
16164 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16166 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16167 them is supposed to hold actual statements.
16169 2009-06-06 Ian Lance Taylor <iant@google.com>
16171 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16172 empty statements can now have attributes.
16174 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16176 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16177 * config/mips/mips.md: Ditto.
16179 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16181 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16183 (__eabi_uconvert): Likewise.
16185 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16187 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16188 CFI_* definitions with IN_GCC.
16190 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16192 * xcoffout.h (xcoffout_source_line): Update prototype.
16194 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16196 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16197 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16199 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16201 PR middle-end/40340
16202 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16203 inlined_function_outer_scope_p blocks for artificial inlines
16205 * tree.c (tree_nonartificial_location): Rewrite using
16206 block_nonartificial_location.
16208 2009-06-05 Revital Eres <eres@il.ibm.com>
16209 Leehod Baruch <leehod@il.ibm.com>
16211 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16212 (expand_expr_real_1): Remove comment.
16213 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16214 Vectorize misaligned access when the target supports it.
16215 (vect_supportable_dr_alignment): Check for unaligned access support.
16216 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16219 2009-06-05 Julian Brown <julian@codesourcery.com>
16221 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16222 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16224 2009-06-05 Richard Guenther <rguenther@suse.de>
16227 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16228 as possibly unused.
16230 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16232 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16233 (save_gprs): Don't tell unwinder when a global register is saved.
16234 (s390_emit_epilogue): Emit needed epilogue unwind info.
16236 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16238 * dwarf2out.c (deferred_asm_name): New.
16239 (add_name_and_src_coords_attributes): Defer creation of
16240 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16242 (move_linkage_attr): New.
16243 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16246 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16248 * tree-nested.c (finalize_nesting_tree_1): Declare the
16249 frame_decl in the binding tree.
16251 2009-06-04 Cary Coutant <ccoutant@google.com>
16253 * basic-block.h (struct basic_block_def): Add discriminator field.
16254 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16256 * debug.c (do_nothing_debug_hooks): Add additional entry.
16257 (debug_nothing_int_charstar_int): New function.
16258 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16259 (debug_nothing_int_charstar_int): New declaration.
16260 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16261 discriminator value in .loc directive.
16262 * final.c (last_discriminator): New variable.
16263 (discriminator): New variable.
16264 (final_start_function): Initialize above variables, pass current
16265 discriminator to debug hook.
16266 (notice_source_line): Check for discriminator change.
16267 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16268 * sdbout.c (sdbout_source_line): New parameter.
16269 * tree-cfg.c (struct locus_discrim_map): New structure type.
16270 (discriminator_per_locus): New hash table.
16271 (build_gimple_cfg): Allocate and free discriminator hash table.
16272 (make_edges): Call assign_discriminator.
16273 (locus_map_hash): New function.
16274 (locus_map_eq): New function.
16275 (next_discriminator_for_locus): New function.
16276 (same_line_p): New function.
16277 (assign_discriminator): New function.
16278 (make_cond_expr_edges): Call assign_discriminator.
16279 (make_gimple_switch_edges): Likewise.
16280 (first_non_label_stmt): New function.
16281 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16283 * xcoffout.c (xcoffout_source_line): Add new parameter.
16285 * configure.ac (gcc_cv_as_discriminator): New configury check for
16286 gas support for discriminator.
16287 * configure: Regenerate.
16288 * config.in: Regenerate.
16290 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16292 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16293 val after checking for integers.
16295 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16297 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16299 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16300 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16301 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16302 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16303 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16304 X64_SSE_REGPARM_MAX.
16305 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16306 X64_SSE_REGPARM_MAX.
16308 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16310 * gcc.c (report_times_to_file): New.
16311 (execute): Implement it.
16312 (process_command): Support -time=.
16313 * doc/invoke.texi: Document it.
16315 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16317 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16318 that have value exprs.
16320 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16322 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16323 declarations for constants until...
16324 (dw2_output_indirect_constant_1): ... this point.
16326 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16329 * arm.md (arm_addsi3): Don't try to split an add with an
16330 eliminable register until after reload has completed.
16332 2009-06-03 Ian Lance Taylor <iant@google.com>
16334 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16335 * genattrtab.c (write_length_unit_log): Likewise.
16336 * genchecksum.c (dosum): Likewise.
16337 * gengtype.c (write_rtx_next): Likewise.
16338 (finish_root_table, write_roots): Likewise.
16339 * gimple.c (gimple_ops_offset_): Likewise.
16340 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16341 * config/arc/arc.c (arc_attribute_table): Likewise.
16342 * config/arm/arm.c (arm_attribute_table): Likewise.
16343 * config/avr/avr.c (avr_attribute_table): Likewise.
16344 * config/crx/crx.c (crx_attribute_table): Likewise.
16345 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16346 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16347 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16348 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16349 * config/sh/sh.c (sh_attribute_table): Likewise.
16350 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16351 * config/spu/spu.c (spu_attribute_table): Likewise.
16352 * config/v850/v850.c (v850_attribute_table): Likewise.
16354 * config/alpha/alpha.c (vms_attribute_table): Make static.
16355 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16356 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16357 * config/mips/mips.c (mips_attribute_table): Likewise.
16359 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16361 (cc1-checksum.o): Likewise.
16363 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16365 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16367 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16369 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16370 insn if it is changing sp. Use gen_add3_insn instead of
16371 conditionally gen_addsi3 and gen_adddi3.
16372 (offset_below_red_zone_p): New static inline function.
16373 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16374 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16375 * config/rs6000/ppc-asm.h: Include auto-host.h.
16376 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16377 CFI_RESTORE): Define.
16378 * config/rs6000/crtresxgpr.asm: Add unwind info.
16379 * config/rs6000/crtresxfpr.asm: Likewise.
16380 * config/rs6000/crtresgpr.asm: Likewise.
16381 * config/rs6000/crtresfpr.asm: Likewise.
16382 * config/rs6000/crtsavgpr.asm: Likewise.
16383 * config/rs6000/crtsavfpr.asm: Likewise.
16385 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16386 argument of DWARF2_FRAME_REG_OUT macros.
16388 2009-06-03 Julian Brown <julian@codesourcery.com>
16390 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16391 words or less (including TImode) in core registers.
16393 2009-06-03 Richard Guenther <rguenther@suse.de>
16395 PR middle-end/40328
16396 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16398 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16400 * statistics.c (statistics_counter_event): Do not record event
16401 in pass dump if its number == -1.
16402 (curr_statistics_hash): Add assert that we never get passes
16403 with static number == -1.
16405 2009-06-03 Richard Guenther <rguenther@suse.de>
16406 Andrey Belevantsev <abel@ispras.ru>
16408 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16409 non-BLKmode arrays addressable.
16411 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16413 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16414 * config/m68k/m68k.h: ... here.
16416 2009-06-03 Martin Jambor <mjambor@suse.cz>
16418 PR tree-optimization/40323
16419 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16422 2009-06-03 Richard Guenther <rguenther@suse.de>
16424 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16427 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16429 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16430 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16431 JUMP_TABLE_DATA_P where applicable.
16432 * config/sh/sh.c: Ditto.
16433 * config/sh/sh.h: Ditto.
16434 * config/sh/sh.md: Ditto.
16435 * config/sh/symbian.c: Ditto.
16437 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16439 * config/i386/driver-i386.c (describe_cache): Optimize
16440 concatenation of strings. Use snprintf instead of sprintf.
16441 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16442 target when not compiling with GCC.
16444 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16446 * config/sh/sh.c: Revert last change.
16447 (sh_expand_epilogue): Emit a blockage insn before the frame
16448 pointer adjustment unconditionally.
16450 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16452 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16453 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16454 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16455 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16456 to COLLECT_GCC_OPTIONS.
16458 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16460 * collect2.c (target_system_root): New variable.
16461 (main): Handle --sysroot=.
16462 (ignore_library): Strip the sysroot from the library path.
16464 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16466 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16467 (collect2.o): Depend on collect2-aix.h.
16468 (collect2-aix.o): New rule.
16469 * collect2-aix.h: New file.
16470 * collect2-aix.c: Likewise.
16471 * collect2.c: Include collect2-aix.h. Don't undefine
16472 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16473 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16474 Use TARGET_AIX_VERSION instead of _AIX51.
16475 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16476 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16477 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16478 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16479 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16481 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16483 * collect2.c (ignore_library): Avoid premature post-increment
16484 and null deference.
16486 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16488 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16489 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16490 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16491 CROSS_DIRECTORY_STRUCTURE too.
16492 (LINK_LIBG_SPEC): Likewise.
16493 (LIB_SPEC): Add %R to sysroot paths.
16494 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16495 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16496 * config/rs6000/aix51.h: As for aix43.h.
16497 * config/rs6000/aix52.h: Likewise.
16498 * config/rs6000/aix53.h: Likewise.
16499 * config/rs6000/aix61.h: Likewise.
16500 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16501 to the beginning of sysroot paths.
16503 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16505 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16506 INSN_LISTs that are out of the REG_NOTE range.
16508 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16510 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16511 (struct var_to_expand): Likewise.
16512 (struct opt_info): Add head and tail for linked lists of the above.
16513 (analyze_insn_to_expand_var): Initialize next.
16514 (analyze_iv_to_split_insn): Likewise.
16515 (analyze_insns_in_loop): Create linked lists.
16516 (allocate_basic_variable): Simplify for use without hash table.
16517 (insert_var_expansion_initialization): Likewise, make it type-safer.
16518 (combine_var_copies_in_loop_exit): Likewise.
16519 (apply_opt_in_copies): Walk lists rather than hash tables.
16520 (release_var_copies): Simplified and inlined by hand into...
16521 (free_opt_info): ... this function.
16523 2009-06-02 Richard Guenther <rguenther@suse.de>
16525 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16528 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16530 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16531 only for builtins that are not overridden.
16533 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16535 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16538 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16540 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16542 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16544 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16546 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16548 * common.opt (fdump-unnumbered-links): New.
16549 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16550 * print-rtl.c (flag_dump_unnumbered_links): New.
16551 (print_rtx): Test it.
16553 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16555 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16556 push/pop multiple to 8-byte alignment.
16558 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16560 * config/i386/i386.c (queued_cfa_restores): New static variable.
16561 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16563 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16564 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16565 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16566 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16567 note unconditionally.
16568 (ix86_emit_restore_regs_using_mov): Likewise.
16569 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16570 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16571 it through to ix86_emit_restore_reg_using_pop.
16572 (ix86_emit_leave): Add RED_OFFSET argument. Call
16573 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16574 instead of adding REG_CFA_OFFSET note unconditionally.
16575 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16576 the above functions. Call ix86_add_queued_cfa_restore_notes when
16579 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16580 force output of the label even for dwarf2out_do_cfi_asm.
16581 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16582 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16583 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16585 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16586 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16587 dwarf2out_cfi_label callers.
16588 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16589 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16590 Adjust dwarf2out_cfi_label callers.
16591 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16593 * config/i386/i386.h (struct machine_cfa_state,
16594 struct machine_function): Guard with ifndef USED_FOR_TARGET
16595 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16598 * emutls.c (__emutls_get_address): Change arr->size to mean number
16599 of allocated arr->data entries instead of # of slots + 1.
16601 PR middle-end/40316
16602 * recog.c (peep2_reinit_state): New function.
16603 (peephole2_init_state): Use it at the end of a basic block and also
16604 when seeing a RTX_FRAME_RELATED_P insn.
16606 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16608 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16609 fixuns_truncrfdi2): New.
16610 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16611 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16612 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16613 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16614 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16615 *recip_approx): Remove.
16616 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16617 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16618 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16620 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16623 2009-06-01 Ian Lance Taylor <iant@google.com>
16625 * attribs.c (register_attribute): Use CONST_CAST.
16626 * collect2.c (main): Use CONST_CAST2.
16627 (scan_prog_file): Likewise.
16628 * gcc.c (process_command, main): Likewise.
16629 * toplev.c (toplev_main): Likewise.
16631 * c-typeck.c (handle_warn_cast_qual): New static function,
16632 partially broken out of build_c_cast.
16633 (build_c_cast): Call handle_warn_cast_qual.
16634 * doc/invoke.texi (Warning Options): Document new effect of
16637 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16639 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16640 (diagnostic_report_current_module): Print columns.
16641 * common.opt (flag_show_column): Enable by default.
16643 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16645 * alias.c (find_base_term): Check for NULL term before returning.
16647 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16649 Revert due to PR40320:
16650 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16651 * calls.c (emit_library_call_value_1): Don't force_operand for move
16654 2009-06-01 Olivier Hainque <hainque@adacore.com>
16655 Eric Botcazou <ebotcazou@adacore.com>
16657 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16658 to be processed as a bitfield for constructor output purposes.
16659 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16661 * varasm.c (oc_local_state): New type, output_constructor
16662 local state to support communication with helpers.
16663 (oc_outer_state): New type, output_constructor outer state of
16664 relevance in recursive calls.
16665 (output_constructor_array_range): New output_constructor helper,
16666 extracted code for an array range element.
16667 (output_constructor_regular_field): New output_constructor helper,
16668 extracted code for an element that is not a bitfield.
16669 (output_constructor_bitfield): New output_constructor helper,
16670 extracted code for a bitfield element. Accept an OUTER state
16671 argument for recursive processing. Recurse on record or array
16672 CONSTRUCTOR values, possibly past noop conversions.
16673 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16674 VALUE is a valid constant-valued expression for use in a static
16675 bit-field initializer.
16676 (output_constructor): Rework to use helpers. Accept and honor an
16677 OUTER state argument for recursive calls. Return total size. Be
16678 prepared for nested constructors initializing bitfields.
16679 (output_constant): Feed OUTER in calls to output_constructor.
16681 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16683 * calls.c (emit_library_call_value_1): Don't force_operand for move
16686 2009-06-01 Nick Clifton <nickc@redhat.com>
16688 * doc/invoke.texi (IA-64 Options): Fix typo.
16690 2009-06-01 Ira Rosen <irar@il.ibm.com>
16692 PR tree-optimization/39129
16693 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16695 (vect_do_peeling_for_loop_bound): Use
16696 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16697 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16698 (vect_loop_versioning): Likewise.
16699 (vect_create_cond_for_alias_checks): Fix indentation.
16700 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16702 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16703 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16704 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16705 "control flow in loop".
16706 (vect_estimate_min_profitable_iters): Use
16707 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16708 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16709 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16710 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16711 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16712 statement belongs to a group of strided accesses with the exact code
16714 (vectorizable_load): Likewise.
16715 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16716 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16718 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16720 * config/freebsd-stdint.h: New file.
16721 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16722 Add freebsd-stdint.h to tm_file.
16724 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16726 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16727 (thumb2_extendhidi2): Likewise.
16729 2009-05-31 Ian Lance Taylor <iant@google.com>
16731 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16733 2009-05-31 Ian Lance Taylor <iant@google.com>
16735 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16736 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16737 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16739 2009-05-31 Jason Merrill <jason@redhat.com>
16741 * tree-pretty-print.c (print_call_name): Take the callee, not the
16742 call itself. Make non-static. Use dump_function_name for functions.
16743 (dump_generic_node): Adjust.
16744 * diagnostic.h: Declare print_call_name.
16745 * gimple-pretty-print.c (dump_gimple_call): Use it.
16747 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16749 * config/sh/sh.md (ashldi3_std): New define_expand.
16752 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16755 * config/sh/sh.c: Include debug.h.
16756 (sh_expand_epilogue): Emit a blockage insn before the frame
16757 pointer adjustment also when dwarf2out_do_frame returns true.
16759 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16761 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16762 (thumb2_extendqidi2): New pattern.
16764 2009-05-31 Ira Rosen <irar@il.ibm.com>
16766 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16767 mark phis for renaming.
16768 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16769 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16770 Call mark_sym_for_renaming.
16771 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16772 * tree-vect-loop.c (vect_transform_loop): Remove
16773 vect_memsyms_to_rename initialization and a call to
16774 mark_set_for_renaming.
16776 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16778 PR middle-end/40304
16779 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16780 frame related even if !set_cfa && style < 0.
16782 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16784 * config/i386/mingw-tls.c: New file.
16785 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16786 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16787 defining _WIN32 but not __CYGWIN__.
16789 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16791 * configure.ac: Add MPC support.
16793 * config.in, configure: Regenerate.
16795 2009-05-29 Richard Henderson <rth@redhat.com>
16797 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16798 NOTE_INSN_BASIC_BLOCK.
16799 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16800 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16801 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16803 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16805 (add_cfi): Disable check redefining cfa away from drap.
16806 (lookup_cfa_1): Add remember argument; handle remember/restore.
16807 (lookup_cfa): Pass remember argument.
16808 (cfa_remember): New.
16809 (compute_barrier_args_size_1): Remove sibcall check.
16810 (dwarf2out_frame_debug_def_cfa): New.
16811 (dwarf2out_frame_debug_adjust_cfa): New.
16812 (dwarf2out_frame_debug_cfa_offset): New.
16813 (dwarf2out_frame_debug_cfa_register): New.
16814 (dwarf2out_frame_debug_cfa_restore): New.
16815 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16816 (dwarf2out_begin_epilogue): New.
16817 (dwarf2out_frame_debug_restore_state): New.
16818 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16819 DW_CFA_restore_state.
16820 (output_cfi_directive): Likewise.
16821 (convert_cfa_to_fb_loc_list): Likewise.
16822 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16823 * dwarf2out.h: Update.
16824 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16825 (copy_insn_1): Early out for null.
16826 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16827 and dwarf2out_frame_debug_restore_state.
16828 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16829 (prologue_insn_hash, epilogue_insn_hash): New.
16830 (free_after_compilation): Adjust freeing accordingly.
16831 (record_insns): Create hash table if needed; push insns into
16832 hash instead of array.
16833 (maybe_copy_epilogue_insn): New.
16834 (contains): Search hash table instead of array.
16835 (sibcall_epilogue_contains): Remove.
16836 (thread_prologue_and_epilogue_insns): Split eh_return insns
16837 and mark them as epilogues.
16838 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16839 scanning in terms of basic blocks.
16840 * insn-notes.def (CFA_RESTORE_STATE): New.
16841 * jump.c (returnjump_p_1): Accept EH_RETURN.
16842 (eh_returnjump_p_1, eh_returnjump_p): New.
16843 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16844 CFA_REGISTER, CFA_RESTORE): New.
16845 * rtl.def (EH_RETURN): New.
16846 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16848 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16849 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16851 * config/i386/i386.c (gen_push): Update cfa state.
16852 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16853 add a CFA_ADJUST_CFA note.
16854 (ix86_dwarf_handle_frame_unspec): Remove.
16855 (ix86_expand_prologue): Update cfa state.
16856 (ix86_emit_restore_reg_using_pop): New.
16857 (ix86_emit_restore_regs_using_pop): New.
16858 (ix86_emit_leave): New.
16859 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16860 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16861 * config/i386/i386.h (struct machine_cfa_state): New.
16862 (ix86_cfa_state): New.
16863 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16864 (eh_return_internal): Merge from eh_return_<mode>,
16865 use eh_return rtx, split w/ epilogue.
16867 2009-05-29 Ian Lance Taylor <iant@google.com>
16869 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16871 * calls.c (emit_library_call_value_1): Likewise.
16873 * c-typeck.c (c_build_va_arg): New function.
16874 * c-tree.h (c_build_va_arg): Declare.
16875 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16876 instead of build_va_arg.
16878 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16880 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16881 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16882 (ptr_difference_cost): Use affine combinations to compute it.
16883 (difference_cost): Likewise.
16884 (get_computation_cost_at): Compute more accurate cost for addresses
16885 if the ratio is a multiplier allowed in addresses.
16886 For non-addresses, consider that an additional offset or symbol is
16889 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16891 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16892 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16894 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16895 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16896 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16898 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16899 to 1 for TYPE_SSE{IADD1,CVT1}.
16900 (prefix_vex_imm8): Removed.
16901 (length_vex): Only pass 1 as second argument to
16902 ix86_attr_length_vex_default if prefix_extra is 0.
16903 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16904 (length): For prefix vex computation use length_immediate
16905 attribute instead of prefix_vex_imm8.
16906 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16907 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
16908 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
16909 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
16910 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
16911 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
16912 a space in between the operands.
16913 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
16914 if one operand is 0xff and the other one si, di, bp or sp.
16915 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
16916 other one si, di, bp or sp.
16917 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
16918 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
16919 type and mode attributes.
16920 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
16921 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
16922 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
16923 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
16924 prefix_data16 attribute iff MODE_DF.
16925 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
16926 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
16927 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
16928 constm128_operand in length_immediate computation.
16929 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
16930 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
16931 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
16932 length_immediate attribute to 1.
16933 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
16934 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
16935 for certain alternatives.
16936 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
16937 prefix_data16 attribute if MODE_V1DF.
16938 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
16939 length_immediate to 1.
16940 (set_got_rex64, set_rip_rex64): Remove length attribute, set
16941 length_address to 4, set mode attribute to MODE_DI.
16942 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
16943 (fxam<mode>2_i387): Set length attribute to 4.
16944 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
16945 *prefetch_3dnow_rex): Override length_address attribute.
16946 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
16948 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
16949 (constm128_operand): Removed.
16950 * config/i386/i386.c (memory_address_length): For
16951 disp && !index && !base in 64-bit mode account for SIB byte if
16952 print_operand_address can't optimize disp32 into disp32(%rip)
16953 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
16954 for fs: or gs: segment.
16955 (ix86_attr_length_immediate_default): When checking if shortform
16956 is possible, truncate immediate to the length of the non-shortened
16958 (ix86_attr_length_address_default): Ignore MEM_P operands
16960 (ix86_attr_length_vex_default): Only check for DImode on
16961 GENERAL_REG_P operands.
16962 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
16963 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
16964 (sse_cvttps2pi): Clear prefix_rep attribute.
16965 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
16967 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
16968 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
16969 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
16970 iff operand 2 is const_int_operand.
16971 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
16972 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
16973 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
16975 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
16977 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
16978 prefix_data16 attribute for movlpd and movhpd instructions.
16979 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
16980 length_immediate for shufpd instruction.
16981 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
16982 (avx_cmpp<avxmodesuffixf2c><mode>3,
16983 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
16984 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
16985 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
16986 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
16987 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
16988 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
16989 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
16990 prefix_data16 attribute for the first alternative to 1.
16991 (*avx_loadlps): Override length_immediate for the first alternative.
16992 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
16993 attributes for second alternative.
16994 (*vec_concatv2sf_sse4_1): Override length_immediate and
16995 prefix_data16 attributes for second alternative.
16996 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
16997 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
16998 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
16999 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17000 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17001 prefix_data16 and length_immediate to 1.
17002 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17004 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17005 prefix_extra attribute for variants that don't have 0f prefix alone.
17006 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17007 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17008 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17009 *sse4_1_pextrd): Set length_immediate to 1.
17010 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17011 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17013 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17014 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17015 length_immediate to 1 for second alternative.
17016 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17017 prefix_extra and length_immediate attributes for the first
17019 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17021 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17022 to 1 for the first and third alternative.
17023 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17025 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17027 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17029 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17030 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17031 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17032 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17033 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17034 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17035 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17036 ssse3_psign<mode>3): Override prefix_rex attribute.
17037 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17038 (ssse3_palignrti): Override length_immediate to 1.
17039 (ssse3_palignrdi): Override length_immediate to 1, override
17040 prefix_rex attribute.
17041 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17042 (sse4a_extrqi): Override length_immediate to 2.
17043 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17044 (sse4a_insertq): Override prefix_data16 to 0.
17045 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17046 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17047 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17048 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17049 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17050 and length_immediate to 1.
17051 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17052 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17053 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17054 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17055 and length_immediate to 1.
17056 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17057 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17058 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17059 avx_ptest256): Override prefix_extra to 1.
17060 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17061 Override prefix_data16 and length_immediate to 1.
17062 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17063 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17064 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17065 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17066 prefix_data16 to 0 and prefix_extra to 2.
17067 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17068 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17070 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17071 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17072 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17073 and prefix_extra to 2.
17074 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17075 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17076 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17077 avx_vpermilvar<mode>3,
17078 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17079 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17080 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17081 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17082 Override prefix_extra to 1.
17083 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17084 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17085 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17086 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17087 prefix_extra and length_immediate to 1.
17088 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17090 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17091 to 1 for the first alternative.
17092 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17093 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17095 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17096 *movv2sf_internal_avx, *movv2sf_internal): Override
17097 prefix_rep attribute for certain alternatives.
17098 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17099 attributes for certain alternatives.
17100 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17101 attributes for certain alternatives.
17102 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17103 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17104 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17105 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17106 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17107 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17108 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17109 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17110 length_immediate to 1 if operand 2 is const_int_operand.
17111 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17112 *vec_extractv2si_1): Set length_immediate attribute to 1.
17113 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17114 using old 3DNOW insn rather than SSE/3DNOW_A.
17115 (mmx_emms, mmx_femms): Clear modrm attribute.
17117 2009-05-29 Martin Jambor <mjambor@suse.cz>
17119 * tree-sra.c: New implementation of SRA.
17121 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17122 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17123 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17124 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17125 (SRA_MAX_STRUCTURE_COUNT): Removed.
17126 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17127 * doc/invoke.texi (sra-max-structure-size): Removed.
17128 (sra-field-structure-ratio): Removed.
17130 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17132 PR middle-end/40291
17133 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17136 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17138 PR rtl-optimization/40101
17139 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17140 seqno. Adjust comment.
17141 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17142 inserting bookkeeping before a jump, the jump is not scheduled.
17143 When no positive seqno found, provide a value. Add comment.
17145 2009-05-29 Richard Guenther <rguenther@suse.de>
17147 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17148 short-cutting on the first component.
17150 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17152 PR middle-end/39958
17153 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17154 for trees other than decls/types.
17156 2009-05-29 Richard Guenther <rguenther@suse.de>
17158 * tree-ssa-operands.c (get_expr_operands): Do not handle
17159 INDIRECT_REFs in the handled-component case. Remove
17160 unused get_ref_base_and_extent case.
17161 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17162 tree_low_cst and host_integerp where possible.
17163 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17164 codes for equivalence.
17165 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17167 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17169 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17170 to tmake_file for i[34567]86-*-cygwin*.
17172 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17175 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17176 (altivec_categorize_keyword, init_vector_keywords,
17177 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17180 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17182 * tree.c (handle_dll_attribute): Check if node is
17183 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17185 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17187 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17189 (thumb2_zero_extendqidi2): Likewise.
17191 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17193 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17194 instead of gen_movrt.
17195 * config/sh/sh.md (movrt): Remove.
17197 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17199 * doc/invoke.texi (IA-64 Options):
17200 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17201 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17202 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17203 -msched-prefer-non-control-spec-insns,
17204 -msched-stop-bits-after-every-cycle,
17205 -msched-count-spec-in-critical-path,
17206 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17207 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17208 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17209 and -msched-spec-verbose.
17211 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17213 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17214 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17216 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17218 2009-05-28 Richard Guenther <rguenther@suse.de>
17220 * tree-ssa-alias.c (ao_ref_init): New function.
17221 (ao_ref_base): Likewise.
17222 (ao_ref_base_alias_set): Likewise.
17223 (ao_ref_alias_set): Likewise.
17224 (refs_may_alias_p_1): Change signature.
17225 (refs_may_alias_p): Adjust.
17226 (refs_anti_dependent_p): Likewise.
17227 (refs_output_dependent_p): Likewise.
17228 (call_may_clobber_ref_p_1): Change signature.
17229 (call_may_clobber_ref_p): Adjust.
17230 (stmt_may_clobber_ref_p_1): New function split out from ...
17231 (stmt_may_clobber_ref_p): ... here.
17232 (maybe_skip_until): Adjust signature.
17233 (get_continuation_for_phi): Likewise.
17234 (walk_non_aliased_vuses): Likewise.
17235 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17236 (ao_ref_init): Declare.
17237 (ao_ref_base): Likewise.
17238 (ao_ref_alias_set): Likewise.
17239 (stmt_may_clobber_ref_p_1): Likewise.
17240 (walk_non_aliased_vuses): Adjust.
17241 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17242 (get_ref_from_reference_ops): remove.
17243 (vn_reference_lookup_2): Adjust signature.
17244 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17245 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17246 (vn_reference_lookup): Adjust.
17247 (vn_reference_insert): Likewise.
17248 (vn_reference_insert_pieces): Adjust signature.
17249 (visit_reference_op_call): Adjust.
17250 * tree-ssa-pre.c (get_expr_type): Simplify.
17251 (phi_translate_1): Adjust.
17252 (compute_avail): Likewise.
17253 (translate_vuse_through_block): Do not re-build trees.
17254 (value_dies_in_block_x): Likewise.
17255 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17257 (vn_reference_lookup_pieces): Adjust declaration.
17258 (vn_reference_insert_pieces): Likewise.
17260 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17262 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17263 with checking disabled.
17265 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17269 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17270 macro definition for support of three-operand format aligned
17271 .comm directive in assembler on cygwin/pe/mingw target OS.
17272 * configure: Regenerate.
17273 * config.h: Regenerate.
17275 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17276 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17277 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17279 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17280 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17282 2009-05-28 Ira Rosen <irar@il.ibm.com>
17284 PR tree-optimization/40254
17285 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17286 in analysis of basic blocks.
17288 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17290 PR middle-end/33699
17291 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17292 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17293 (TARGET_INITIALIZER): Use it.
17294 * cse.c (CHEAPER): Move it up to the other macros.
17295 (insert): Rename this ...
17296 (insert_with_costs): ... to this. Add cost parameters. Update
17298 (insert): New function. Call insert_with_costs.
17299 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17300 find_reg_offset_for_const, try_const_anchors): New functions.
17301 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17302 when using a const-anchor. Call insert_const_anchors.
17303 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17304 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17306 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17308 * tree-inline.c (remap_decls): Enable nonlocalized variables
17309 when not optimizing.
17311 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17313 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17314 Simplify other tests involving optimize.
17316 2009-05-27 Tom Tromey <tromey@redhat.com>
17318 * unwind-dw2.c (_Unwind_DebugHook): New function.
17319 (uw_install_context): Call _Unwind_DebugHook.
17321 2009-05-27 Tom Tromey <tromey@redhat.com>
17323 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17325 2009-05-27 Ian Lance Taylor <iant@google.com>
17327 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17328 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17329 (ALL_LINKERFLAGS): Define.
17330 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17331 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17332 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17333 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17334 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17335 $(LINKER_FOR_BUILD).
17336 (build/gcov-iov$(build_exeext)): Likewise.
17338 2009-05-27 Julian Brown <julian@codesourcery.com>
17340 * gcse.c (target.h): Include.
17341 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17342 copy of argument to a pseudo register.
17344 2009-05-27 Diego Novillo <dnovillo@google.com>
17346 * tree-ssa-live.c (dump_scope_block): Document arguments.
17347 (dump_scope_blocks): Document.
17348 (debug_scope_blocks): New.
17349 * tree-flow.h (debug_scope_blocks): Declare.
17351 2009-05-21 Denis Chertykov <denisc@overta.ru>
17353 * doc/contrib.texi (Contributors): Add myself to the list.
17355 2009-05-27 Olivier Hainque <hainque@adacore.com>
17357 * expr.c (target_align): New function. Alignment the TARGET of an
17358 assignment may be assume to have.
17359 (highest_pow2_factor_for_target): Use it instead of relying on
17360 immediate tree attributes of TARGET, not necessarily honored when
17361 intermediate bitfields are involved.
17363 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17366 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17367 AVX, SSE4, AES, PCLMUL and POPCNT.
17369 2009-05-27 Diego Novillo <dnovillo@google.com>
17371 * tree-pretty-print.c (dump_location): New.
17372 (dump_generic_node): Call it.
17373 Factor code to handle BLOCK nodes ...
17374 (dump_block_node): ... here.
17376 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17378 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17380 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17382 * gcc-plugin.h: Include config.h and system.h.
17383 (IN_GCC): Define if not defined.
17385 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17387 PR middle-end/40249
17388 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17391 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17393 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17395 * config/m32r/m32r.h: Ditto.
17396 * config/m32r/m32r.md: Ditto.
17397 * config/m32r/predicates.md: Ditto.
17399 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17401 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17403 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17406 (Loading plugins): typo.
17407 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17408 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17409 (Interacting with the GCC Garbage Collector): Added new section.
17410 (Giving information about a plugin): Added new section for
17412 * ggc.h (ggc_register_root_tab): Added declaration.
17413 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17414 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17415 (register_callback): Improved comment in declaration.
17416 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17417 (extra_root_vec) Added static variable for dynamic roots registration.
17418 (ggc_register_root_tab) Added new routine.
17419 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17420 PLUGIN_GGC_MARKING event.
17421 * ggc-zone.c: Include plugin.h.
17422 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17423 * ggc-page.c: Include plugin.h.
17424 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17425 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17426 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17427 (register_callback): check lack of callbacks for
17428 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17429 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17430 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17431 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17432 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17433 dependency on plugin.h.
17434 (plugin.o): Added dependency on ggc.h...
17436 2009-05-26 Richard Guenther <rguenther@suse.de>
17438 PR middle-end/40248
17440 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17441 with mismatched comparison modes.
17443 * expr.c (expand_expr_real_1): Expand the operand of a
17444 VIEW_CONVERT_EXPR in its natural mode.
17446 2009-05-26 Ian Lance Taylor <iant@google.com>
17448 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17449 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17450 (ALL_COMPILERFLAGS): Define.
17451 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17452 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17453 (collect2$(exeext), collect2.o): Likewise.
17454 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17455 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17456 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17457 (libbackend.o, intl.o, cppdefault.o): Likewise.
17458 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17459 (build/%.o): Use $(COMPILER_FOR_BUILD).
17460 (build/gen%$(build_exeext)): Likewise.
17461 (build/gcov-iov$(build_exeext)): LIkewise.
17462 * config/t-darwin (darwin.o): Use $(COMPILER).
17463 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17464 * config/t-sol2 (sol2-c.o): Likewise.
17465 (sol2.o): Likewise.
17466 * config/t-vxworks (vxworks.o): Likewise.
17467 * config/x-darwin (host-darwin.o): Likewise.
17468 * config/x-hpux (host-hpux.o): Likewise.
17469 * config/x-linux (host-linux.o): Likewise.
17470 * config/x-solaris (host-solaris.o): Likewise.
17471 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17472 * config/arm/t-arm (arm-c.o): Likewise.
17473 * config/arm/t-pe (pe.o): Likewise.
17474 * config/arm/t-wince-pe (pe.o): Likewise.
17475 * config/i386/t-cygming (winnt.o): Likewise.
17476 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17477 * config/i386/t-cygwin (cygwin1.o): Likewise.
17478 (cygwin2.o): Likewise.
17479 * config/i386/t-i386 (i386-c.o): Likewise.
17480 * config/i386/t-interix (winnt.o): Likewise.
17481 * config/i386/t-netware (netware.o): Likewise.
17482 * config/i386/t-nwld (nwld.o): Likewise.
17483 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17484 * config/i386/x-i386 (driver-i386.o): Likewise.
17485 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17486 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17487 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17488 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17489 * config/mips/x-native (driver-native.o): Likewise.
17490 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17491 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17492 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17493 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17494 * config/score/t-score-elf (score7.o): Likewise.
17495 (score3.o): Likewise.
17496 * config/sh/t-sh (sh-c.o): Likewise.
17497 * config/sh/t-symbian (sh-c.o): Likewise.
17498 (symbian.o): Likewise.
17499 * config/spu/t-spu-elf (spu-c.o): Likewise.
17500 * config/v850/t-v850 (v850-c.o): Likewise.
17501 * config/v850/t-v850e (v850-c.o): Likewise.
17503 2009-05-26 Richard Guenther <rguenther@suse.de>
17505 PR tree-optimization/40122
17506 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17507 VECTOR_CSTs if possible.
17508 (fold_gimple_assign): Likewise.
17510 2009-05-26 Richard Guenther <rguenther@suse.de>
17512 PR middle-end/40252
17513 * fold-const.c (fold_binary): Use the correct types for building
17516 2009-05-26 Richard Guenther <rguenther@suse.de>
17518 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17519 redundant calls to merge_alias_info.
17520 (bump_vector_ptr): Likewise.
17521 * tree-ssa-copy.c (merge_alias_info): Remove.
17522 (replace_exp_1): Remove call to merge_alias_info.
17523 (propagate_tree_value): Likewise.
17524 (fini_copy_prop): Propagate points-to info.
17525 * tree-flow.h (merge_alias_info): Remove.
17527 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17529 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17531 2009-05-25 Jan Hubicka <jh@suse.cz>
17533 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17534 * cgraph.h (struct inline_summary): New filed self_wize,
17535 size_inlining_benefit, self_time and time_inlining_benefit.
17536 (struct cgraph_global_info): Replace insns by time ans size fields.
17537 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17538 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17539 (ipcp_update_callgraph): Do not touch function bodies.
17540 * ipa-inline.c: Include except.h
17541 (MAX_TIME): New constant.
17542 (overall_insns): Remove.
17543 (leaf_node_p): New.
17544 (overall_size, max_benefit): New static variables.
17545 (cgraph_estimate_time_after_inlining): New function.
17546 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17547 (cgraph_clone_inlined_nodes): Update size.
17548 (cgraph_mark_inline_edge): Update size.
17549 (cgraph_estimate_growth): Use size info.
17550 (cgraph_check_inline_limits): Check size.
17551 (cgraph_default_inline_p): Likewise.
17552 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17553 (cgraph_decide_recursive_inlining): Check size.
17554 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17556 (cgraph_decide_inlining): Likewise.
17557 (cgraph_decide_inlining_incrementally): Likewise; honor
17558 PARAM_EARLY_INLINING_INSNS.
17559 (likely_eliminated_by_inlining_p): New predicate.
17560 (estimate_function_body_sizes): New function.
17561 (compute_inline_parameters): Use it.
17562 * except.c (must_not_throw_labels): New function.
17563 * except.h (must_not_throw_labels): Declare.
17564 * tree-inline.c (init_inline_once): Kill inlining_weigths
17565 * tree-ssa-structalias.c: Avoid uninitialized warning.
17566 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17567 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17568 (PARAM_INLINE_CALL_COST): Remove.
17569 (PARAM_EARLY_INLINING_INSNS): New.
17571 2009-05-25 Richard Guenther <rguenther@suse.de>
17573 PR tree-optimization/36327
17574 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17575 callback for reference translation or lookup at the point of may-defs.
17576 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17577 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17578 for union COMPONENT_REFs.
17579 (vn_reference_lookup_3): New callback. Lookup from memset
17580 and CONSTRUCTOR assignment, translate through struct copies.
17581 (vn_reference_lookup_pieces): Make sure to not free the
17582 passed operands array. Adjust walk_non_aliased_vuses call.
17583 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17584 make sure we do not leak memory.
17586 2009-05-25 Richard Guenther <rguenther@suse.de>
17588 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17589 * tree-inline.c (expand_call_inline): Reset the escaped and
17590 callused solutions.
17591 * tree-ssa-structalias.c (pass_build_ealias): New.
17592 * tree-pass.h (pass_build_ealias): Declare.
17593 * passes.c (init_optimization_passes): Add PTA during
17594 early optimizations.
17595 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17596 and CALLUSED solutions.
17597 (dump_points_to_solution): New function, split out from ...
17598 (dump_points_to_info_for): ... here.
17599 * tree-parloops.c (parallelize_loops): Reset the escaped and
17600 callused solutions.
17602 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17605 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17606 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17608 2009-05-25 Ira Rosen <irar@il.ibm.com>
17610 PR tree-optimization/40238
17611 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17612 statements after basic block's labels.
17613 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17614 to free the allocated memory.
17616 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17618 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17619 return address with a USE.
17621 2009-05-24 Richard Guenther <rguenther@suse.de>
17623 PR middle-end/40233
17624 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17625 array type from the main variant of the inner type.
17627 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17629 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17630 definition to bool (from int) to un-break build.
17631 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17633 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17635 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17636 discard_stmt_changes): Delete.
17637 * tree-ssa-operands.c (scb_stack): Delete.
17638 (init_ssa_operands): Do not initialize it.
17639 (fini_ssa_operands): Do not free it.
17640 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17642 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17643 update_stmt, remove the others. Fix comments.
17644 * tree-dfa.c (optimize_stack_restore): Likewise.
17645 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17646 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17647 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17648 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17650 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17651 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17652 (dom_opt_finalize_block): Likewise, adjusting access to
17654 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17655 (stmts_to_rescan): Change item type to gimple.
17656 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17658 2009-05-24 Ira Rosen <irar@il.ibm.com>
17660 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17661 * tree-pass.h (pass_slp_vectorize): New pass.
17662 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17663 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17664 * tree-vectorizer.c (timevar.h): Include.
17665 (user_vect_verbosity_level): Declare.
17666 (vect_location): Fix comment.
17667 (vect_set_verbosity_level): Update user_vect_verbosity_level
17668 instead of vect_verbosity_level.
17669 (vect_set_dump_settings): Add an argument. Ignore user defined
17670 verbosity if dump flags require higher level of verbosity. Print to
17671 stderr only for loop vectorization.
17672 (vectorize_loops): Update call to vect_set_dump_settings.
17673 (execute_vect_slp): New function.
17674 (gate_vect_slp): Likewise.
17675 (struct gimple_opt_pass pass_slp_vectorize): New.
17676 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17677 access its members.
17678 (vec_info_for_bb): New function.
17679 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17680 (VECTORIZATION_ENABLED): New macro.
17681 (SLP_ENABLED, SLP_DISABLED): Likewise.
17682 (vect_is_simple_use): Add bb_vec_info argument.
17683 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17684 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17685 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17686 vect_schedule_slp, vect_analyze_slp): Likewise.
17687 (vect_analyze_stmt): Add slp_tree argument.
17688 (find_bb_location): Declare.
17689 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17690 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17691 (vect_analyze_loop_operations, vect_analyze_loop,
17692 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17693 vect_finalize_reduction, vectorizable_reduction,
17694 vectorizable_live_operation, vect_transform_loop): Likewise.
17695 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17696 skip evolution analysis if analyzing a basic block.
17697 (dr_analyze_indices): Likewise.
17698 (initialize_data_dependence_relation): Skip the test whether the
17699 object is invariant for basic blocks.
17700 (compute_all_dependences): Skip dependence analysis for data
17701 references in basic blocks.
17702 (find_data_references_in_stmt): Don't fail in case of invariant
17703 access in basic block.
17704 (find_data_references_in_bb): New function.
17705 (find_data_references_in_loop): Move code to
17706 find_data_references_in_bb and add a call to it.
17707 (compute_data_dependences_for_bb): New function.
17708 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17709 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17711 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17712 unknown dependence in basic block and fail in case of dependence in
17714 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17715 dependence instances from either loop or basic block vectorization
17717 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17718 before calling nested_in_vect_loop_p.
17719 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17720 dependence instances from either loop or basic block vectorization
17722 (vect_verify_datarefs_alignment): Likewise.
17723 (vect_enhance_data_refs_alignment): Adjust function calls.
17724 (vect_analyze_data_refs_alignment): Likewise.
17725 (vect_analyze_group_access): Fix printing. Skip different checks if
17726 DR_STEP is 0. Keep strided stores either in loop or basic block
17727 vectorization data structure. Fix indentation.
17728 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17730 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17731 dependence instances from either loop or basic block vectorization
17733 (vect_analyze_data_refs): Update comment. Call
17734 compute_data_dependences_for_bb to analyze basic blocks.
17735 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17736 case of loop vectorization. In case of basic block vectorization use
17737 data-ref itself as a base.
17738 (vect_create_data_ref_ptr): In case of basic block vectorization:
17739 don't advance the pointer, add new statements before the current
17740 statement. Adjust function calls.
17741 (vect_supportable_dr_alignment): Support only aligned accesses in
17742 basic block vectorization.
17743 * common.opt (ftree-slp-vectorize): New flag.
17744 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17745 (vect_pattern_recog_1): Likewise.
17746 * tree-vect-stmts.c (process_use): Likewise.
17747 (vect_init_vector): Add new statements in the beginning of the basic
17748 block in case of basic block SLP.
17749 (vect_get_vec_def_for_operand): Adjust function calls.
17750 (vect_finish_stmt_generation): Likewise.
17751 (vectorizable_call): Add assert that it is loop vectorization, adjust
17753 (vectorizable_conversion, vectorizable_assignment): Likewise.
17754 (vectorizable_operation): In case of basic block SLP, take
17755 vectorization factor from statement's type and skip the relevance
17756 check. Adjust function calls.
17757 (vectorizable_type_demotion): Add assert that it is loop
17758 vectorization, adjust function calls.
17759 (vectorizable_type_promotion): Likewise.
17760 (vectorizable_store): Check for outer loop only in case of loop
17761 vectorization. Adjust function calls. For basic blocks, skip the
17762 relevance check and don't advance pointers.
17763 (vectorizable_load): Likewise.
17764 (vectorizable_condition): Add assert that it is loop vectorization,
17765 adjust function calls.
17766 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17767 that it is not reduction, get vector type, call only supported
17768 functions, skip loop specific parts.
17769 (vect_transform_stmt): Check for outer loop only in case of loop
17771 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17772 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17773 for external definition.
17774 * passes.c (pass_slp_vectorize): New pass.
17775 * tree-vect-slp.c (find_bb_location): New function.
17776 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17777 check for patterns only in loops.
17778 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17779 case of multiple types in basic block SLP.
17780 (vect_mark_slp_stmts_relevant): New function.
17781 (vect_supported_load_permutation_p): Fix comment.
17782 (vect_analyze_slp_instance): Add argument. In case of basic block
17783 SLP, take vectorization factor from statement's type, check that
17784 unrolling factor is 1. Adjust function call. Save SLP instance in
17785 either loop or basic block vectorization structure. Return FALSE,
17787 (vect_analyze_slp): Add argument. Get strided stores groups from
17788 either loop or basic block vectorization structure. Return FALSE
17789 if basic block SLP failed.
17790 (new_bb_vec_info): New function.
17791 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17792 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17793 (vect_schedule_slp): Add argument. Get SLP instances from either
17794 loop or basic block vectorization structure. Set vectorization factor
17795 to be 1 for basic block SLP.
17796 (vect_slp_transform_bb): New function.
17797 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17799 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17801 * final.c (shorten_branches): Do not align labels for jump tables.
17802 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17804 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17806 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17807 Remove outdated reference to flow.c and fix nits.
17808 * doc/gccint.texi: Tweak RTL description.
17809 * doc/rtl.texi: Likewise.
17811 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17813 * config/avr/avr.c: Change my email address.
17814 * config/avr/avr.h: Likewise.
17815 * config/avr/avr.md: Likewise.
17816 * config/avr/avr-protos.h: Likewise.
17817 * config/avr/libgcc.S: Likewise.
17819 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17821 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17822 (spu_split_load, spu_split_store): Change return type to int.
17823 (spu_split_convert): Declare.
17824 * config/spu/predicates.md (spu_mem_operand): Remove.
17825 (spu_mov_operand): Update.
17826 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17827 * config/spu/spu.c (regno_aligned_for_load): Remove.
17828 (reg_aligned_for_addr, spu_expand_load): Define.
17829 (spu_expand_extv): Reimplement and handle MEM.
17830 (spu_expand_insv): Handle MEM.
17831 (spu_sched_reorder): Handle insn's with length 0.
17832 (spu_legitimate_address_p): Reimplement.
17833 (store_with_one_insn_p): Return TRUE for any mode with size
17834 larger than 16 bytes.
17835 (address_needs_split): Define.
17836 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17838 (spu_convert_move): Define.
17839 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17840 (spu_split_store): Change all MEM's to TImode.
17841 (spu_init_expanders): Preallocate registers that correspond to
17842 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17844 (spu_split_convert): Define.
17845 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17846 (_move<mode>, _movdi, _movti): Update predicate and condition.
17847 (load, store): Change to define_split.
17848 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17850 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17851 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17852 define_insn_and_split of lshr<mode>3.
17853 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17854 (<v>ashr<mode>3_imm): Define.
17855 (extv, extzv, insv): Allow MEM operands.
17856 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17857 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17858 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17859 (_spu_convert2): Change to define_insn_and_split and remove the
17860 corresponding define_peephole2.
17861 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17862 Change predicates to memory_operand.
17864 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17866 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17868 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17870 PR tree-optimization/40219
17871 * tree.c (iterative_hash_expr): Make sure the builtin function is
17872 a normal builtin function and not a front end or back end builtin
17873 before indexing into the built_in_decls array.
17875 2009-05-22 Richard Guenther <rguenther@suse.de>
17877 PR middle-end/38964
17878 * alias.c (write_dependence_p): Do not use TBAA for answering
17879 anti-dependence or output-dependence.
17880 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17881 (emit_pointer_definition): Remove.
17882 (emit_alias_warning): Likewise.
17883 (find_what_var_points_to): Remove TBAA pruning code.
17884 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17886 (compute_points_to_sets): Remove code computing the set of
17887 dereferenced pointers.
17888 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17889 oracle for querying anti and output dependencies.
17890 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17891 if TBAA may be applied.
17892 (refs_anti_dependent_p): New function.
17893 (refs_output_dependent_p): Likewise.
17894 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17895 (refs_output_dependent_p): Likewise.
17896 * doc/tree-ssa.texi (Memory model): New section.
17897 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17898 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17899 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17900 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17901 * expr.c (expand_expr_real_1): Likewise.
17902 * gimple-low.c (lower_stmt): Likewise.
17903 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17904 (dump_gimple_cdt): Remove.
17905 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17906 (gimple_size): Likewise.
17907 (walk_gimple_op): Likewise.
17908 (is_gimple_stmt): Likewise.
17909 (walk_stmt_load_store_addr_ops): Likewise.
17910 (gimple_build_cdt): Remove.
17911 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17912 * gimple.h (gimple_cdt_new_type): Remove.
17913 (gimple_cdt_new_type_ptr): Likewise.
17914 (gimple_cdt_set_new_type): Likewise.
17915 (gimple_cdt_location): Likewise.
17916 (gimple_cdt_location_ptr): Likewise.
17917 (gimple_cdt_set_location): Likewise.
17918 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17919 * tree-cfg.c (remove_useless_stmts_1): Do not handle
17920 GIMPLE_CHANGE_DYNAMIC_TYPE.
17921 (verify_types_in_gimple_stmt): Likewise.
17922 * tree-inline.c (estimate_num_insns): Likewise.
17923 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
17924 (copy_decl_to_var): Likewise.
17925 (copy_result_decl_to_var): Likewise.
17926 * tree-pretty-print.c (dump_generic_node): Do not handle
17927 CHANGE_DYNAMIC_TYPE_EXPR.
17928 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
17929 * tree-ssa-operands.c (get_expr_operands): Likewise.
17930 * tree-ssa-structalias.c (struct variable_info): Remove
17931 no_tbaa_pruning member.
17932 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
17933 (unify_nodes): Do not copy it.
17934 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17935 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
17936 (set_uids_in_ptset): Do not check it.
17937 (find_what_var_points_to): Likewise.
17938 (compute_tbaa_pruning): Remove.
17939 (compute_points_to_sets): Do not call it.
17940 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
17941 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17942 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
17943 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
17944 (DECL_NO_TBAA_P): Likewise.
17945 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
17946 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
17947 (expand_omp_atomic_pipeline): Do not set it.
17948 * print-tree.c (print_node): Do not dump it.
17949 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
17952 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
17955 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
17958 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17960 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
17963 2009-05-22 Ben Elliston <bje@au.ibm.com>
17965 * Makefile.in (bversion.h, s-bversion): New targets.
17966 (TOPLEV_H): Add bversion.h.
17967 * toplev.h: Include "bversion.h".
17968 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
17969 the __format__ attribute only if compiling with the same version
17970 of GCC as the sources (the "build version").
17972 2009-05-22 Ben Elliston <bje@au.ibm.com>
17974 * c-format.c (handle_format_attribute): Fix comment typo.
17976 2009-05-21 Steve Ellcey <sje@cup.hp.com>
17979 * config/ia64/ia64.opt (mfused-madd): New.
17980 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
17981 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
17982 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
17983 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
17984 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
17985 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
17986 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
17987 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
17988 instruction if !TARGET_FUSED_MADD.
17989 (fpma, fpms): Remove colon from name.
17991 2009-05-22 Richard Guenther <rguenther@suse.de>
17993 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
17994 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
17995 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
17997 (create_expression_by_pieces): Only convert if necessary.
17998 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
17999 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18001 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18003 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18004 regular pattern from a template and rename it ...
18005 (*extzv_truncsi_exts): ... to this.
18007 2009-05-21 Richard Guenther <rguenther@suse.de>
18009 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18010 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18011 (cgraph_default_inline_p): Likewise.
18012 (cgraph_decide_inlining_incrementally): Likewise.
18014 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18015 Uros Bizjak <ubizjak@gmail.com>
18017 * config/i386/cpuid.h (bit_MOVBE): New.
18019 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18021 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18022 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18023 (ix86_handle_option): Handle OPT_mmovbe.
18024 (ix86_target_string): Add -mmovbe.
18025 (pta_flags): Add PTA_MOVBE.
18026 (processor_alias_table): Add PTA_MOVBE to "atom".
18027 (override_options): Handle PTA_MOVBE.
18029 * config/i386/i386.h (TARGET_MOVBE): New.
18031 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18032 (*bswapsi_movbe): New.
18033 (*bswapdi_movbe): Likewise.
18034 (bswapdi2): Renamed to ...
18035 (*bswapdi_1): This.
18036 (bswapdi2): New expander.
18038 * config/i386/i386.opt (mmovbe): New.
18040 * doc/invoke.texi: Document -mmovbe.
18042 2009-05-21 Taras Glek <tglek@mozilla.com>
18044 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18045 * gcc-plugin.h (plugin_init): Updated signature.
18046 * gcc-plugin.h (plugin_name_args): Moved to this header.
18047 * doc/plugins.texi (plugin_init): Updated documention to reflect
18049 * doc/plugins.texi (plugin_name_args): Added to documention.
18051 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18053 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18054 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18056 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18058 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18059 JUMP_TABLE_DATA_P predicates where applicable.
18060 * config/i386/predicates.md: Ditto.
18061 * config/i386/sse.md: Ditto.
18063 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18065 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18066 operand2 -128 override length_immediate attribute to 1.
18067 * config/i386/predicates.md (constm128_operand): New predicate.
18069 * config/i386/i386.c (memory_address_length): Handle %r12
18070 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18072 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18073 mode look through optional ZERO_EXTEND and SUBREG.
18074 * config/i386/i386.md (R12_REG): New define_constant.
18075 (prefix_data16): For sse unit set also for MODE_TI insns.
18076 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18077 insns set if operand 1 is ext_QIreg_operand.
18078 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18079 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18081 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18082 mode from MODE_DI to MODE_SI.
18083 (movdi_1_rex64): Override modrm and length_immediate attributes
18084 only for movabs (TYPE_IMOV, alternative 2).
18085 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18086 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18087 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18088 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18089 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18090 prefix_rex attribute if DImode.
18091 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18092 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18093 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18094 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18095 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18096 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18097 Likewise. For TYPE_IMOV clear length_immediate attribute.
18098 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18099 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18100 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18101 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18102 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18103 or one operand TYPE_ISHIFT.
18104 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18105 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18106 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18107 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18108 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18109 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18110 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18111 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18112 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18113 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18114 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18115 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18116 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18117 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18118 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18119 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18120 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18121 set mode attribute, don't override length attribute.
18122 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18124 (return_internal_long): Set length attribute to 2 instead of 1.
18125 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18126 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18127 prefix_rex attribute.
18128 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18130 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18132 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18134 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18136 2009-05-20 Ian Lance Taylor <iant@google.com>
18138 * tree.c (build_tree_list_vec_stat): New function.
18139 (ctor_to_vec): New function.
18140 (build_nt_call_vec): New function.
18141 (build_call_array): Change args to be a const pointer.
18142 (build_call_vec): New function.
18143 * tree.h (build_nt_call_vec): Declare.
18144 (build_tree_list_vec_stat): Declare.
18145 (build_tree_list_vec): Define.
18146 (build_call_array): Update declaration.
18147 (build_call_vec): Declare.
18148 (ctor_to_vec): Declare.
18149 * c-common.c (tree_vector_cache): New static variable.
18150 (make_tree_vector): New function.
18151 (release_tree_vector): New function.
18152 (make_tree_vector_single): New function.
18153 (make_tree_vector_copy): New function.
18154 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18155 (make_tree_vector_single, make_tree_vector_copy): Declare.
18156 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18157 (c_parser_expr_list): Don't manage cache here, instead call
18159 (c_parser_release_expr_list): Remove static function.
18160 (c_parser_vec_to_tree_list): Remove static function.
18161 (c_parser_attributes): Call build_tree_list_vec instead of
18162 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18163 c_parser_release_expr_list.
18164 (c_parser_postfix_expression_after_primary): Likewise.
18165 (c_parser_objc_keywordexpr): Likewise.
18167 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18169 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18170 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18171 TARGET_CONVERT_TO_TYPE.
18172 * hooks.c (hook_tree_const_tree_null): Define.
18173 * hooks.h (hook_tree_const_tree_null): Declare.
18174 * target.h (struct gcc_target): Add invalid_parameter_type,
18175 invalid_return_type, promoted_type, and convert_to_type fields.
18176 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18177 (TARGET_INVALID_RETURN_TYPE): Define.
18178 (TARGET_PROMOTED_TYPE): Define.
18179 (TARGET_CONVERT_TO_TYPE): Define.
18180 (TARGET_INITIALIZER): Update for new fields.
18181 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18182 (grokparms): Check targetm.invalid_parameter_type.
18183 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18184 * c-convert.c (convert): Check targetm.convert_to_type.
18186 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18188 * config/mips/mips.md (*extenddi_truncate<mode>,
18189 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18191 (*extendhi_truncateqi): New define_insn_and_sptit.
18193 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18195 PR middle-end/40204
18196 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18197 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18199 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18201 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18202 the operand of VIEW_CONVERT_EXPR.
18204 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18206 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18207 extended family and model for Intel processors. Support Intel Atom.
18209 2009-05-20 Olivier Hainque <hainque@adacore.com>
18211 * gstab.h (stab_code_type): Define, to be used instead of the
18212 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18214 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18215 occurrences by stab_code_type.
18216 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18218 2009-05-20 Martin Jambor <mjambor@suse.cz>
18220 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18221 (sra_insert_before): Likewise.
18222 (sra_insert_after): Likewise.
18223 (sra_init_cache): Likewise.
18224 (sra_type_can_be_decomposed_p): Likewise.
18225 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18226 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18227 (sra_insert_before): Likewise.
18228 (sra_insert_after): Likewise.
18229 (sra_init_cache): Likewise.
18230 (insert_edge_copies_seq): Made static and moved upwards.
18232 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18235 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18237 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18238 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18241 2009-05-20 Richard Guenther <rguenther@suse.de>
18243 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18244 with mismatched comparison modes.
18246 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18248 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18249 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18250 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18251 with shifts for Thumb2.
18252 (orsi_notsi): New for orn.
18253 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18254 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18255 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18256 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18257 Don't invert remainder for IOR.
18259 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18261 PR tree-optimization/40087
18262 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18263 number_of_iterations_ne): Rename never_infinite argument.
18264 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18265 number_of_iterations_le): Handle pointer-type ivs when
18266 exit_must_be_taken is false.
18267 (number_of_iterations_cond): Do not always assume that
18268 exit_must_be_taken if the control variable is a pointer.
18270 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18272 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18273 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18275 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18277 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18278 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18280 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18283 * c.opt (Wlogical-op): Disabled by default.
18284 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18286 * doc/invoke.texi (Wlogical-op): Likewise.
18288 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18290 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18292 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18293 Propagate the type of the first operand.
18294 <ASSERT_EXPR>: Simplify.
18295 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18296 Rewrite using the RHS code as discriminant.
18297 <NOP_EXPR>: Turn into CASE_CONVERT.
18298 <PLUS_EXPR>: Propagate the type of the first operand.
18300 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18302 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18303 (ia64_dconst_0_375): New.
18304 * config/ia64/ia64.c (ia64_override_options): Remove
18305 -minline-sqrt-min-latency warning.
18306 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18307 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18308 * config/ia64/ia64.md (*sqrt_approx): Remove.
18309 (sqrtsf2): Remove #if 0.
18310 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18311 (sqrtdf): Remove assert.
18312 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18313 (sqrtxf2): Remove #if 0.
18314 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18315 * div.md (sqrt_approx_rf): New.
18316 (sqrtsf2_internal_thr): New implementation.
18317 (sqrtsf2_internal_lat): New.
18318 (sqrtdf2_internal_thr: New implementation.
18319 (sqrtxf2_internal): New implementation.
18321 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18322 Hans-Peter Nilsson <hp@axis.com>
18324 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18325 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18326 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18327 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18328 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18329 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18330 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18331 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18332 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18333 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18334 * c-common.c: ...from here.
18336 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18338 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18340 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18342 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18344 2009-05-19 Ben Elliston <bje@au.ibm.com>
18346 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18347 assignments with memcpy calls.
18348 (add_fdes): Likewise.
18349 (binary_search_unencoded_fdes): Likewise.
18350 (linear_search_fdes): Eliminate type puns.
18352 2009-05-19 Richard Guenther <rguenther@suse.de>
18354 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18355 not falsely claim to have propagated into all uses.
18357 2009-05-19 Ben Elliston <bje@au.ibm.com>
18359 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18362 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18364 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18365 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18366 (TARGET_LEGITIMATE_ADDRESS_P): New.
18367 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18368 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18370 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18373 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18374 child of the containing namespace's DIE.
18376 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18378 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18379 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18380 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18383 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18386 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18387 gen_align with gen_pad.
18388 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18389 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18391 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18392 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18394 * config/i386/i386.md (align): Renamed to ...
18395 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18396 ASM_OUTPUT_MAX_SKIP_PAD.
18398 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18400 * config.gcc: Fix variable syntax.
18403 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18404 before calling exact_log2.
18405 (output_iorsi3): Likewise.
18406 (output_xorsi3): Likewise.
18408 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18410 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18411 for the none zero constant operand except for EQ and NE
18412 comprisons even when the first operand is R0.
18414 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18416 * config/s390/2064.md: Remove trailing whitespaces.
18417 * config/s390/2084.md: Likewise.
18418 * config/s390/constraints.md: Likewise.
18419 * config/s390/fixdfdi.h: Likewise.
18420 * config/s390/libgcc-glibc.ver: Likewise.
18421 * config/s390/s390-modes.def: Likewise.
18422 * config/s390/s390-protos.h: Likewise.
18423 * config/s390/s390.c: Likewise.
18424 * config/s390/s390.h: Likewise.
18425 * config/s390/s390.md: Likewise.
18426 * config/s390/tpf-unwind.h: Likewise.
18428 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18430 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18432 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18435 * configure.ac (m68k-*-*): Check if binutils support TLS.
18436 * configure: Regenerate.
18437 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18438 * config/m68k/constraints.md (Cu): New constraint.
18439 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18440 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18441 (movsi): Handle TLS symbols.
18442 (addsi3_5200): Handle XTLS symbols, indent.
18443 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18444 (m68k_tls_reference_p): Declare.
18445 (m68k_legitimize_address): Declare.
18446 (m68k_unwrap_symbol): Declare.
18447 * config/m68k/m68k.opt (mxtls): New option.
18448 * config/m68k/m68k.c (ggc.h): Include.
18449 (m68k_output_dwarf_dtprel): Implement hook.
18450 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18451 (m68k_expand_prologue): Load GOT pointer when function needs it.
18452 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18453 (m68k_legitimate_constant_address_p): Same.
18454 (m68k_decompose_address): Handle TLS references.
18455 (m68k_get_gp): New static function.
18456 (enum m68k_reloc): New contants.
18457 (TLS_RELOC_P): New macro.
18458 (m68k_wrap_symbol): New static function.
18459 (m68k_unwrap_symbol): New function.
18460 (m68k_final_prescan_insn_1): New static function.
18461 (m68k_final_prescan_insn): New function.
18462 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18464 (legitimize_pic_address): Handle TLS references..
18465 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18466 (m68k_libcall_value_in_a0_p)
18467 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18468 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18469 (m68k_legitimize_tls_address): Handle TLS references.
18470 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18472 (m68k_legitimize_address): Handle TLS symbols.
18473 (m68k_get_reloc_decoration): New static function.
18474 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18476 (m68k_output_dwarf_dtprel): Implement hook.
18477 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18478 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18479 m68k_call_* routines.
18480 (sched_attr_op_type): Handle TLS symbols.
18481 (gt-m68k.h): Include.
18482 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18483 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18485 2009-05-18 Martin Jambor <mjambor@suse.cz>
18487 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18488 (visit_store_addr_for_mod_analysis): New function.
18489 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18490 (determine_cst_member_ptr): Use gimple_assign_single_p.
18491 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18492 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18493 operands. Don't check number of operands of a NOP_EXPR.
18495 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18497 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18499 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18502 * c-common.c (warn_logical_operator): Don't warn if one of
18503 expression isn't always true or false.
18505 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18507 * config/i386/biarch32.h: New file.
18508 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18510 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18512 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18513 *zero_extend<mode>_truncqi): Merge these into ...
18514 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18515 Name the pattern following this as *zero_extendhi_truncqi.
18517 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18519 PR middle-end/39301
18520 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18521 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18522 (output_info): Make field HOST_WIDEST_INT.
18523 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18524 (dump_bitmat_statistics): Same.
18526 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18528 * config.gcc (use_gcc_stdint): Set to wrap.
18529 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18530 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18531 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18532 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18533 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18534 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18535 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18536 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18538 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18540 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18542 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18543 Move definitions earlier.
18544 (OPT_ARCH64, OPT_ARCH32): Define.
18545 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18548 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18551 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18554 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18556 * arm.md (movdi2): Copy non-reg values to DImode registers.
18558 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18561 * final.c (label_to_max_skip): New function.
18562 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18563 CODE_LABEL_NUMBER <= max_labelno.
18564 * output.h (label_to_max_skip): New prototype.
18565 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18566 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18567 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18568 Handle CODE_LABELs with >= 16 byte alignment or with
18569 max_skip == (1 << align) - 1.
18570 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18571 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18574 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18575 .p2align 3 if MAX_SKIP is smaller than 7.
18576 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18578 2009-05-15 Ian Lance Taylor <iant@google.com>
18580 * alias.c (struct alias_set_entry_d): Rename from struct
18581 alias_set_entry. Change all uses.
18582 * except.c (struct call_site_record_d): Rename from struct
18583 call_site_record. Change all uses.
18584 * except.h (struct eh_region_d): Rename from struct eh_region.
18586 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18588 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18589 ivtype_map_elt. Change all uses.
18590 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18592 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18593 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18595 (struct sese_d): Rename from struct sese. Change all uses.
18596 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18597 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18598 * optabs.h (struct optab_d): Rename from struct optab. Change all
18600 (struct convert_optab_d): Rename from struct convert_optab.
18602 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18603 ipa_opt_pass. Change all uses.
18604 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18607 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18608 defined as a typedef.
18609 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18612 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18615 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18617 (merge_ranges): Returns bool.
18618 * tree.h (make_range): .. to here.
18619 (build_range_check): Likewise.
18620 (merge_ranges): Likewise. Renamed from merge_ranges.
18621 * c-typeck.c (parser_build_binary_op): Update calls to
18622 warn_logical_operator.
18623 * c-common.c (warn_logical_operator): Add new warning.
18624 * c-common.h (warn_logical_operator): Update declaration.
18626 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18628 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18630 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18632 * doc/install.texi: Document MPC requirements, flags etc.
18634 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18635 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18636 Evaluate constant arguments.
18637 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18638 (fold_builtin_1): Likewise, also evaluate constant arguments.
18639 Remove superfluous break.
18640 (do_mpc_ckconv): New.
18641 * real.h: Include mpc.h.
18642 * toplev.c (print_version): Output MPC version info if available.
18644 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18646 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18648 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18650 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18653 2009-05-15 Jan Hubicka <jh@suse.cz>
18655 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18656 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18657 (try_inline): Fix return value.
18658 (cgraph_decide_inlining_incrementally): Honor new value.
18659 (cgraph_early_inlining): Handle indirect inlining.
18660 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18662 2009-05-15 Jan Hubicka <jh@suse.cz>
18664 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18665 * cgraphunit.c (cgraph_finalize_function): Set it.
18666 (cgraph_expand_function): Use it.
18668 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18670 * real.c (encode_ieee_half): Define.
18671 (decode_ieee_half): Define.
18672 (ieee_half_format): Define.
18673 (arm_half_format): Define.
18674 * real.h (ieee_half_format): Declare.
18675 (arm_half_format): Declare.
18677 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18679 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18680 swapped, and reversed optabs exist before trying to use them.
18682 2009-05-15 Paul Brook <paul@codesourcery.com>
18683 Sandra Loosemore <sandra@codesourcery.com>
18685 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18686 loads. Allow PRE_DEC.
18687 (output_move_neon): Handle PRE_DEC.
18688 (arm_print_operand): Add 'A' for neon structure loads.
18689 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18690 * config/arm/neon.md (neon_mov): Update comment.
18691 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18693 (Um): New constraint.
18695 2009-05-15 Jan Hubicka <jh@suse.cz>
18697 Revert the following patch until testsuite fallout is fixed:
18698 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18699 * cgraph.h (struct inline_summary): New filed self_wize,
18700 size_inlining_benefit, self_time and time_inlining_benefit.
18701 (struct cgraph_global_info): Replace insns by time ans size fields.
18702 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18703 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18704 (ipcp_update_callgraph): Do not touch function bodies.
18705 * ipa-inline.c: Include except.h
18706 (MAX_TIME): New constant.
18707 (overall_insns): Remove
18708 (overall_size, max_benefit): New static variables.
18709 (cgraph_estimate_time_after_inlining): New function.
18710 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18711 (cgraph_clone_inlined_nodes): Update size.
18712 (cgraph_mark_inline_edge): Update size.
18713 (cgraph_estimate_growth): Use size info.
18714 (cgraph_check_inline_limits): Check size.
18715 (cgraph_default_inline_p): Likewise.
18716 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18717 (cgraph_decide_recursive_inlining): Check size.
18718 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18720 (cgraph_decide_inlining): Likewise.
18721 (cgraph_decide_inlining_incrementally): Likewise; honor
18722 PARAM_EARLY_INLINING_INSNS.
18723 (likely_eliminated_by_inlining_p): New predicate.
18724 (estimate_function_body_sizes): New function.
18725 (compute_inline_parameters): Use it.
18726 * except.c (must_not_throw_labels): New function.
18727 * except.h (must_not_throw_labels): Declare.
18728 * tree-inline.c (init_inline_once): Kill inlining_weigths
18729 * tree-ssa-structalias.c: Avoid uninitialized warning.
18730 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18731 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18732 (PARAM_INLINE_CALL_COST): Remove.
18733 (PARAM_EARLY_INLINING_INSNS): New.
18735 2009-05-15 Richard Guenther <rguenther@suse.de>
18737 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18738 not TODO_update_ssa.
18740 2009-05-15 Richard Guenther <rguenther@suse.de>
18742 PR tree-optimization/39999
18743 * gimple.h (gimple_expr_type): Use the expression type looking
18744 through useless conversions.
18745 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18746 (vn_nary_op_insert_stmt): Likewise.
18747 (simplify_binary_expression): Likewise.
18749 2009-05-15 Richard Guenther <rguenther@suse.de>
18751 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18752 New options, enabled by default.
18753 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18755 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18756 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18757 * tree-ssa-structalias.c (gate_tree_pta): New function.
18758 (pass_build_alias): Use it.
18760 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18762 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18763 recurse on an invariant address if a conversion from a pointer
18764 type to a wider integer type is involved.
18766 2009-05-15 Jan Hubicka <jh@suse.cz>
18768 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18769 * cgraph.h (struct inline_summary): New filed self_wize,
18770 size_inlining_benefit, self_time and time_inlining_benefit.
18771 (struct cgraph_global_info): Replace insns by time ans size fields.
18772 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18773 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18774 (ipcp_update_callgraph): Do not touch function bodies.
18775 * ipa-inline.c: Include except.h
18776 (MAX_TIME): New constant.
18777 (overall_insns): Remove
18778 (overall_size, max_benefit): New static variables.
18779 (cgraph_estimate_time_after_inlining): New function.
18780 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18781 (cgraph_clone_inlined_nodes): Update size.
18782 (cgraph_mark_inline_edge): Update size.
18783 (cgraph_estimate_growth): Use size info.
18784 (cgraph_check_inline_limits): Check size.
18785 (cgraph_default_inline_p): Likewise.
18786 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18787 (cgraph_decide_recursive_inlining): Check size.
18788 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18790 (cgraph_decide_inlining): Likewise.
18791 (cgraph_decide_inlining_incrementally): Likewise; honor
18792 PARAM_EARLY_INLINING_INSNS.
18793 (likely_eliminated_by_inlining_p): New predicate.
18794 (estimate_function_body_sizes): New function.
18795 (compute_inline_parameters): Use it.
18796 * except.c (must_not_throw_labels): New function.
18797 * except.h (must_not_throw_labels): Declare.
18798 * tree-inline.c (init_inline_once): Kill inlining_weigths
18799 * tree-ssa-structalias.c: Avoid uninitialized warning.
18800 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18801 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18802 (PARAM_INLINE_CALL_COST): Remove.
18803 (PARAM_EARLY_INLINING_INSNS): New.
18804 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18805 (inline-call-cost): Remove.
18806 (early-inlining-insns): New.
18808 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18810 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18812 (print_int_cst_bounds_in_octal_p): Likewise.
18813 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18815 * dwarf2out.c (base_type_die): Likewise.
18816 (is_subrange_type): Delete.
18817 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18818 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18819 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18820 if the destination type is boolean.
18821 (build_range_check): Do not special-case subtypes.
18822 (fold_sign_changed_comparison): Likewise.
18823 (fold_unary): Likewise.
18824 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18825 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18826 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18827 * tree.c (subrange_type_for_debug_p): New predicate based on the
18828 former is_subrange_type.
18829 * tree.h (subrange_type_for_debug_p): Declare.
18830 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18831 (convert_affine_scev): Remove call to above function.
18832 (chrec_convert_aggressive): Likewise.
18833 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18834 false for conversions involving subtypes.
18835 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18836 (vrp_val_min): Likewise.
18837 (needs_overflow_infinity): Likewise.
18838 (extract_range_from_unary_expr): Likewise.
18840 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18842 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18843 * config/frv/frv.c: Likewise.
18844 * config/s390/s390.c: Likewise.
18845 * config/sparc/sparc.h: Likewise.
18846 * config/i386/i386.h: Likewise.
18847 * config/i386/i386.c: Likewise.
18848 * config/crx/crx.c: Likewise.
18849 * config/m68hc11/m68hc11.h: Likewise.
18850 * config/iq2000/iq2000.c: Likewise.
18851 * config/mn10300/mn10300.h: Likewise.
18852 * config/mn10300/mn10300.c: Likewise.
18853 * config/m68k/m68k.c: Likewise.
18854 * config/rs6000/rs6000.c: Likewise.
18855 * config/rs6000/xcoff.h: Likewise.
18856 * config/rs6000/linux64.h: Likewise.
18857 * config/rs6000/sysv4.h: Likewise.
18858 * config/score/score3.c: Likewise.
18859 * config/score/score7.c: Likewise.
18860 * config/score/score.c: Likewise.
18861 * config/arm/arm.md: Likewise.
18862 * config/mips/mips.c: Likewise.
18863 * config/mips/mips.md: Likewise.
18864 * config/bfin/bfin.h: Likewise.
18865 * config/pa/pa.c: Likewise.
18866 * config/pa/constraints.md: Likewise.
18868 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18869 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18870 * config/pdp11/pdp11.h: Use memory_address_p instead.
18872 2009-05-14 Ian Lance Taylor <iant@google.com>
18874 * passes.c (finish_optimization_passes): Change i to int.
18875 * plugin.c (plugins_active_p): Change event to int.
18876 (dump_active_plugins): Likewise.
18877 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18879 * tree.c (tree_range_check_failed): Change c to unsigned int.
18880 (omp_clause_range_check_failed): Likewise.
18881 (build_common_builtin_nodes): Change mode to int. Add cast.
18882 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18883 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18885 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18886 ++ or -- with a variable of enum type.
18888 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18891 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18893 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18895 * store-motion.c: Do not include params.h
18896 * Makefile.in: Fix dependencies for various files.
18898 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18900 * auto-inc-dec.c: Fix pass description, remove apparent
18901 accidental duplication.
18903 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18905 PR middle-end/40147
18906 * ipa-utils.h (memory_identifier_string): Moved to ...
18907 * tree.h (memory_identifier_string): Here. Add GTY(()).
18909 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18911 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
18912 in the former documentation of...
18913 (GO_IF_LEGITIMATE_ADDRESS): ... this.
18914 * ira-conflicts.c (get_dup_num): Use address_operand.
18915 * targhooks.c (default_legitimate_address_p): New.
18916 * targhooks.h (default_legitimate_address_p): New.
18917 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
18919 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
18920 * target.h (struct target): Add legitimate_address_p.
18921 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
18922 (TARGET_INITIALIZER): Include it.
18924 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18925 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
18926 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
18927 (TARGET_LEGITIMATE_ADDRESS_P): New.
18929 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18930 (REG_OK_STRICT_P): Delete.
18931 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
18932 (frv_legitimate_address_p_1): ... this.
18933 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
18934 (frv_legitimate_address_p_1): ... the renamed old
18935 frv_legitimate_address_p.
18936 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
18937 (TARGET_LEGITIMATE_ADDRESS_P): New.
18939 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18940 * config/s390/s390-protos.h (legitimate_address_p): Remove.
18941 * config/s390/s390.c (legitimate_address_p): Rename to...
18942 (s390_legitimate_address_p): ... this, make static.
18943 (legitimize_address): Adjust call.
18944 (TARGET_LEGITIMATE_ADDRESS_P): New.
18945 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
18947 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18948 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
18949 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
18950 (TARGET_LEGITIMATE_ADDRESS_P): New.
18952 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18953 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
18954 * config/spu/spu.c (spu_legitimate_address): Rename to...
18955 (spu_legitimate_address_p): ... this, make static.
18956 (TARGET_LEGITIMATE_ADDRESS_P): New.
18958 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18959 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
18960 * config/sparc/sparc.c (legitimate_address_p): Rename to...
18961 (sparc_legitimate_address_p): ... this, make static and return bool.
18962 (legitimize_address): Adjust call.
18963 (TARGET_LEGITIMATE_ADDRESS_P): New.
18965 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18966 * config/i386/i386-protos.h (legitimate_address_p): Remove.
18967 * config/i386/i386.c (legitimate_address_p): Rename to...
18968 (ix86_legitimate_address_p): ... this, make static.
18969 (constant_address_p): Move after it, adjust call.
18970 (TARGET_LEGITIMATE_ADDRESS_P): New.
18972 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18973 * config/avr/avr-protos.h (legitimate_address_p): Remove.
18974 * config/avr/avr.c (legitimate_address_p): Rename to...
18975 (avr_legitimate_address_p): ... this, make static.
18976 (legitimize_address): Adjust call.
18977 (TARGET_LEGITIMATE_ADDRESS_P): New.
18979 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18980 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
18981 * config/crx/crx.c (crx_legitimate_address_p): Make static.
18982 (TARGET_LEGITIMATE_ADDRESS_P): New.
18984 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18985 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
18986 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
18987 (TARGET_LEGITIMATE_ADDRESS_P): New.
18989 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18990 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
18992 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
18994 (TARGET_LEGITIMATE_ADDRESS_P): New.
18996 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18997 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
18999 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19001 (m68hc11_legitimate_address_p): ... this, make static.
19002 (go_if_legitimate_address_internal): Rename to...
19003 (m68hc11_legitimate_address_p_1): ... this.
19004 (legitimize_address): Adjust call.
19005 (TARGET_LEGITIMATE_ADDRESS_P): New.
19007 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19008 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19009 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19010 (TARGET_LEGITIMATE_ADDRESS_P): New.
19012 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19013 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19014 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19015 (mn10300_legitimate_address_p): ... this, make static.
19016 (TARGET_LEGITIMATE_ADDRESS_P): New.
19018 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19019 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19020 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19021 (TARGET_LEGITIMATE_ADDRESS_P): New.
19023 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19024 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19025 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19026 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19027 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19028 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19029 (rs6000_legitimate_address_p): ... this, make static.
19030 (TARGET_LEGITIMATE_ADDRESS_P): New.
19031 (REG_MODE_OK_FOR_BASE_P): Delete.
19032 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19034 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19035 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19037 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19038 static, adjust types.
19039 (TARGET_LEGITIMATE_ADDRESS_P): New.
19041 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19042 * config/score/score.c (score_address_p): Rename to...
19043 (score_legitimate_address_p): ... this.
19044 (TARGET_LEGITIMATE_ADDRESS_P): New.
19045 * config/score/score3.c (score3_address_p): Rename to...
19046 (score3_legitimate_address_p): ... this.
19047 * config/score/score7.c (score7_address_p): Rename to...
19048 (score7_legitimate_address_p): ... this.
19050 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19051 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19052 GO_IF_LEGITIMATE_ADDRESS): Delete.
19053 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19054 thumb2_legitimate_address_p): Delete.
19055 (arm_legitimate_address_p): Rename to...
19056 (arm_legitimate_address_outer_p): ... this.
19057 * config/arm/constraints.md ("Uq"): Adjust call.
19058 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19059 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19061 (arm_legitimate_address_outer_p): ... this.
19062 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19064 (TARGET_LEGITIMATE_ADDRESS_P): New.
19066 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19067 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19068 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19069 (TARGET_LEGITIMATE_ADDRESS_P): New.
19071 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19072 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19073 * config/vax/vax.c (legitimate_address_p): Rename to...
19074 (vax_legitimate_address_p): ... this, make static.
19075 (TARGET_LEGITIMATE_ADDRESS_P): New.
19077 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19078 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19079 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19080 (TARGET_LEGITIMATE_ADDRESS_P): New.
19082 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19083 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19084 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19085 (mmix_legitimate_address_p): ... this, make static.
19086 (TARGET_LEGITIMATE_ADDRESS_P): New.
19088 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19089 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19090 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19091 (TARGET_LEGITIMATE_ADDRESS_P): New.
19093 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19095 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19096 of MODE_COMPLEX_INT.
19098 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19100 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19101 LCT_NORMAL in function call.
19102 * mips-tdump.c (print_file_desc): Add cast to enum type.
19103 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19104 (mark_stabs): Add casts to enum types.
19105 (parse_stabs_common): Add casts to enum types.
19107 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19109 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19110 Check for invalid values of LETTER.
19112 2009-05-13 Taras Glek <tglek@mozilla.com>
19114 * attribs.c (register_attribute): moved out attribute registration
19115 into register_attribute.
19116 * doc/plugins.texi: Documented register_attribute and
19118 * gcc-plugin.h: Added forward decl for register_attribute.
19119 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19120 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19121 PLUGIN_ATTRIBUTES boilerplate.
19123 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19125 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19126 values even in sentinel and empty entries.
19127 (ms_printf_flag_specs): Likewise.
19128 (ms_scanf_flag_specs): Likewise.
19129 (ms_strftime_flag_specs): Likewise.
19130 (ms_print_char_table): Likewise.
19131 (ms_scan_char_table): Likewise.
19132 (ms_time_char_table): Likewise.
19134 2009-05-13 Doug Kwan <dougkwan@google.com>
19136 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19138 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19140 * config/mips/mips.md (store): Add attributes for QI and HI.
19142 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19143 (truncdi<mode>2): ... this new pattern.
19145 2009-05-13 Brad Hards <bradh@kde.org>
19147 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19149 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19150 Ben Elliston <bje@au.ibm.com>
19152 PR middle-end/40035
19153 * dse.c (check_mem_read_rtx): Guard against width == -1.
19155 2009-05-13 Michael Matz <matz@suse.de>
19157 PR middle-end/39976
19158 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19159 (trivially_conflicts_p): New function.
19160 (insert_backedge_copies): Use it.
19162 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19164 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19165 (handle_stdc_pragma): Use new enum constant names.
19166 (handle_pragma_float_const_decimal64): Ditto.
19168 2009-05-13 Ian Lance Taylor <iant@google.com>
19170 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19173 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19175 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19176 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19178 * config/m68k/m68k.h (FL_UCLINUX): Define.
19180 2009-05-13 Jan Hubicka <jh@suse.cz>
19182 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19184 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19186 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19187 unless -fschedule-insns is specified.
19189 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19192 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19193 TARGET_EXPAND_CBRANCHDI4.
19194 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19195 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19196 (cmpeqdi): Fix comment.
19198 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19200 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19201 (sh_legitimate_address_p): Likewise.
19202 * config/sh/sh.c (sh_legitimate_index_p): New.
19203 (sh_legitimate_address_p): Likewise.
19204 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19205 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19206 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19207 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19208 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19209 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19210 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19211 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19212 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19214 2009-05-12 Jan Hubicka <jh@suse.cz>
19216 * tree-inline.c (estimate_operator_cost): Add operands;
19217 when division happens by constant, it is cheap.
19218 (estimate_num_insns): Loads and stores are not having cost of 0;
19219 EH magic stuff is cheap; when computing runtime cost of switch,
19220 use log2 base of amount of its cases; builtin_expect has cost of 0;
19221 compute cost for moving return value of call.
19222 (init_inline_once): Initialize time_based flags.
19223 * tree-inline.h (eni_weights_d): Add time_based flag.
19225 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19227 * df-core.c: Update head documentation.
19229 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19232 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19233 shadowing exisiting variable op1.
19235 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19238 * config/i386/driver-i386.c (processor_signatures): New enum.
19239 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19240 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19241 processor signature to detect geode processor.
19243 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19247 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19249 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19250 causes spurious differences between trunk and cond-optab branch.
19252 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19254 * dojump.c (compare_from_rtx): Delete.
19255 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19256 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19257 if the comparison does not satisfy the predicate; test predicates for
19258 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19259 further if one existing pattern fails.
19260 * expr.h (compare_from_rtx): Delete.
19261 (prepare_operand): Declare it.
19262 * optabs.c: Change "lib call" to "libcall" throughout.
19263 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19264 HAVE_conditional_trap, emit_cmp_insn): Delete.
19265 (can_compare_p): Delete cmp_optab case.
19266 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19267 Accept other parameters by value.
19268 (prepare_operand): Make non-static.
19269 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19270 other parameters by value. Try to widen operands here based on
19271 an optab_methods argument and looking at cbranch_optab.
19272 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19273 loop. Use cbranch_optab directly.
19274 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19275 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19277 (emit_conditional_move, emit_conditional_add): Inline what's needed
19278 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19279 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19280 with COMPARE. Move cmov_optab and cstore_optab above
19281 with cbranch_optab, move cmp_optab down with ucmp_optab,
19282 remove tst_otpab. Do not initialize trap_rtx.
19283 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19284 for trap code. Do not check HAVE_conditional_trap. Use
19285 prepare_cmp_insn. Accept no predicate for operand 3.
19286 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19287 (OTI_ctrap, ctrap_optab): New.
19288 (tst_optab): Delete.
19289 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19290 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19291 with lookup of ctrap_optab.
19292 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19294 (ctrap_optab): New.
19296 * combine.c (combine_simplify_rtx, simplify_set): Do not
19297 special case comparing against zero for cc0 machines.
19298 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19299 COMPARE on cc0 machines.
19300 (simplify_relational_operation): Return a new expression when
19301 a COMPARE could be removed.
19302 * final.c (final_scan_insn): Compare cc_status values
19303 against LHS of a (compare FOO (const_int 0)) cc0 source.
19304 Also check if cc_status.value is the full compare.
19306 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19307 (cstoreMM4): Document.
19308 (conditional_trap): Document ctrapMM4 instead.
19309 (sync_compare_and_swapMM): Refer to cbranchcc4.
19310 (Dependent Patterns): Eliminate obsolete information referring to
19311 the old jump optimization phase.
19312 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19313 of compares with 0 on cc0 machines.
19314 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19315 avoiding references to cc0. Remove text about storing operands
19317 * doc/tm.texi (Condition Codes): Include blurb on different
19318 condition code representations, separate into subsections for
19319 CC0, MODE_CC and conditional execution.
19321 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19322 alpha_emit_setcc): Accept operands and a machine mode.
19323 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19324 Get code/op0/op1 from operands, use machine mode argument
19325 instead of alpha_compare.fp_p. Emit the branch here.
19326 (alpha_emit_setcc): Likewise, and return boolean.
19327 (alpha_emit_conditional_move): Likewise. Assert that
19328 cmp_op_mode == cmp_mode, and simplify accordingly.
19329 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19330 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19331 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19333 (stack probe test): Use cbranchdi4.
19334 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19336 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19337 * config/arc/arc.h (movsicc, movsfcc): Use it.
19338 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19339 (cbranchsi4, cstoresi4): New.
19340 (cmpsi, bCC and sCC expanders): Remove.
19342 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19343 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19344 * config/arm/predicates.md (arm_comparison_operator): Only include
19345 floating-point operators if there is a hardware floating-point unit.
19346 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19347 deferring to cbranch_cc and cstore_cc respectively.
19348 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19349 cbranch_cc, cstore_cc): New.
19350 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19352 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19354 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19355 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19357 (adjust_insn_length): Adjust calls.
19358 (avr_reorg): Handle (compare (foo) (const_int 0)).
19359 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19360 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19361 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19362 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19364 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19365 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19367 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19368 (cbranchsi4, cstorebi4, cstoresi4): New.
19369 (movbisi): This insn is duplicate, split it to zero_extend.
19370 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19371 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19372 (bfin_optimize_loop): Use cbranch expander.
19373 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19374 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19375 (bfin_bimode_comparison_operator): ... this.
19376 (bfin_direct_comparison_operator): New.
19378 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19379 inside (compare FOO (const_int 0)).
19380 (cris_rtx_costs): Handle ZERO_EXTRACT.
19381 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19382 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19383 (*tstdi_v32): Delete.
19384 (*cmpdi_non_v32): Add M alternative for operand 1.
19385 (cmpsi, cmp<mode>): Make private.
19386 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19388 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19390 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19391 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19392 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19393 (cc_reg_operand): New.
19394 (any_cond): Delete.
19395 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19396 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19397 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19398 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19399 crx_expand_scond): Delete.
19401 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19403 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19404 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19406 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19407 cstoresi4, cstoresf4, cstoredf4): New.
19408 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19409 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19410 Receive the entire operands array.
19411 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19412 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19413 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19414 Get test/op0/op1 from the operands array.
19415 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19417 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19418 (h8300_expand_store): New.
19419 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19421 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19422 (h8300_expand_store): New.
19423 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19424 or do not try to produce (set (cc0) REG).
19425 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19426 change a compare into a move to a scratch register. Disable some
19427 peepholes when comparing with zero.
19428 (tstsi, tsthi, tstsi, cmpqi): Make private.
19430 (bCC, sCC): Delete.
19431 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19434 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19435 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19436 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19437 (ix86_emit_i387_log1p): Use cbranchxf2.
19438 (ix86_expand_setcc): Return void.
19439 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19440 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19441 cmp<MODEF>, cmpcc): Remove.
19442 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19443 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19444 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19445 (sCC and bCC expanders): Remove.
19446 (stack_protect_test): Use cbranchcc4.
19448 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19450 (ia64_expand_compare): Accept three rtx by reference and return void.
19451 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19452 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19453 from *expr. Update *expr with the BImode comparison to do.
19454 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19455 cmptf, bCC, sCC, conditional_trap): Delete.
19456 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19457 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19458 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19459 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19460 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19462 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19463 type of last argument.
19464 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19465 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19466 use machine mode argument instead of branch_type. Remove dead
19467 code for floating-point comparisons.
19468 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19469 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19471 (cbranchsi4, cstoresi4): New.
19472 * config/iq2000/predicates.md (reg_or_const_operand): New.
19474 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19475 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19476 (b<code>_op): Rewrite to...
19477 (bcc_op): ... this, using match_operator.
19478 (s<code>_op): Rewrite to...
19479 (scc_op): ... this, using match_operator.
19480 (s<code>_24_op): Rewrite to...
19481 (scc_op_24): ... this, using match_operator.
19482 (s<code>_<mode>): Rewrite to...
19483 (cstore<mode>4): ... this, using match_operator.
19484 (s<code>_<mode>_24): Rewrite to...
19485 (cstore<mode>4_24): ... this, using match_operator.
19486 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19487 m32c_unpend_compare, m32c_expand_scc): Delete.
19488 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19489 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19490 (m32c_expand_movcc): Change NE to EQ if necessary.
19491 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19493 * config/m32r/m32r-protos.h (gen_cond_store): New.
19494 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19495 (gen_cond_store): New, from sCC patterns.
19496 (m32r_expand_block_move): Use cbranchsi4.
19497 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19498 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19499 (cbranchsi4, cstoresi4): New.
19501 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19503 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19504 (m68hc11_notice_update_cc): Look into a compare with 0.
19505 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19507 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19508 cmphi, cmpqi, bCC): Delete.
19509 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19510 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19511 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19514 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19515 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19516 * config/m68k/constraints.md (H): New.
19517 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19518 the define_insn below.
19519 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19520 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19521 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19522 patterns): Wrap RHS with COMPARE.
19523 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19524 (*cmpdi_internal): Name this pattern.
19525 (cmpdi): Change to define_insn.
19526 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19527 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19528 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19530 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19531 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19532 (conditional_trap): Change to...
19533 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19534 (*conditional_trap): Use the ordered_comparison_operator and
19535 const1_operand predicates.
19536 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19537 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19538 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19539 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19541 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19542 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19543 (mcore_gen_compare): New.
19544 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19545 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19546 (mcore_gen_compare): ... this.
19547 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19548 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19549 (stack probe pattern): Use cbranchsi4.
19551 * config/mips/predicates.md (mips_cstore_operator): New.
19552 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19553 * config/mips/mips.md (any_cond): Delete.
19554 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19556 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19557 fixuns_truncsfdi2): Use cbranch patterns.
19558 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19559 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19560 Adjust call to mips_expand_conditional_branch.
19561 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19563 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19564 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19565 * config/mips/mips.c (cmp_operands): Delete.
19566 (mips_emit_compare): Get comparison operands from *op0/*op1.
19567 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19568 that it succeeds. Use op0/op1 instead of cmp_operands.
19569 (mips_expand_conditional_branch, mips_expand_conditional_move,
19570 mips_expand_conditional_trap): Likewise.
19571 (mips_block_move_loop): Use cbranch patterns.
19572 * config/mips/mips.h (cmp_operands): Delete.
19574 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19575 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19576 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19577 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19578 (*cmpcc_folded): Rename to...
19579 (*cmpdi_folded): this.
19580 (*cmpcc): Rename to...
19582 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19585 (cbranchdf4): New. Handle invalid comparisons here.
19586 * config/mmix/predicates.md (float_comparison_operator): New.
19588 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19589 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19590 * config/mn10300/mn10300.md (tst): Delete.
19591 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19592 Name these patterns and wrap RHS in a compare.
19593 (*cmpsi): Make this pattern private. Include tst.
19594 (*cmpsf): Make this pattern private.
19595 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19596 (compare with zero peepholes): Likewise.
19598 (cbranchsi4, cbranchsf4): New.
19599 (casesi): Use cbranchsi4.
19601 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19602 hppa_branch_type): Delete.
19603 (return_addr_rtx): Use cbranchsi4.
19604 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19605 Emit CCFPmode comparison here.
19606 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19607 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19608 hppa_branch_type): Delete.
19609 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19610 (movsicc, movdicc): Remove references to hppa_compare_op0,
19611 hppa_compare_op1 and compare_from_rtx.
19612 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19613 (casesi): Use cbranchsi4.
19615 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19616 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19617 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19618 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19619 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19621 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19622 (*branch, *branch_inverted): New.
19624 * config/picochip/picochip.md (cbranchhi4): Use
19625 ordered_comparison_operator.
19626 (cmphi, bCC): Remove.
19628 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19629 (trap_comparison_operator): Delete.
19630 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19631 rs6000_emit_cbranch): Accept mode and operands.
19632 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19633 rs6000_compare_fp_p): Delete.
19634 (rs6000_generate_compare): Accept mode and comparison. Extract code
19635 and op0/op1 from there. Replace references to rs6000_compare_op0
19636 and rs6000_compare_op1.
19637 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19638 extract result from passed operands.
19639 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19640 extract loc from passed operands.
19641 (rs6000_emit_cmove): Likewise.
19642 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19643 rs6000_compare_fp_p): Delete.
19644 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19645 (cbranch<GPR>4, cbranch<FP>4): New.
19646 (cstore<mode>4): New. Consolidate here all choices about when to use
19647 portable or specialized sCC sequences.
19648 (stack_protect_test): Use cbranchsi4.
19649 (conditional_trap): Replace with ctrap<GPR>4.
19650 (conditional trap insn): Replace trap_comparison_operator with
19651 ordered_comparison_operator.
19653 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19654 (s390_emit_prologue): Use ctrap.
19655 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19656 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19657 New predicates replacing...
19658 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19659 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19660 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19661 (add<mode>cc): Do not use s390_compare_op0/op1.
19662 (s<code>): Change to...
19663 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19664 (seq): Change to...
19665 (cstorecc4): ... this. Handle EQ or NE equally.
19666 (*sne): Un-privatize for use in cstorecc4.
19667 (b<code>): Change to...
19668 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19669 (conditional_trap): Replace with...
19670 (ctrap<GPR>4, ctrap<FP>4): ... these.
19671 (stack_protect): Use cbranchcc4.
19673 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19674 * config/score/score-protos.h (score_gen_cmp): Delete.
19675 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19676 (score_block_move-loop): Use cbranchsi4.
19677 * config/score/score.md (cbranchsi4): New.
19678 (cmpsi, bCC): Delete.
19679 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19680 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19681 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19682 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19683 * config/score/score3.h (score3_gen_cmp): Delete.
19684 * config/score/score7.h (score7_gen_cmp): Delete.
19686 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19687 (sh_emit_scc_to_t): ... this. Return void.
19688 (from_compare): Rename to...
19689 (sh_emit_compare_and_branch): ... this.
19690 (sh_emit_compare_and_set): New.
19691 (sh_expand_t_scc): Accept operands.
19692 * config/sh/predicates.md (sh_float_comparison_operator): New.
19693 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19694 (prepare_scc_operands): Rename to...
19695 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19697 (sh_emit_cheap_store_flag): New.
19698 (sh_emit_set_t_insn): New.
19699 (from_compare): Rename to...
19700 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19701 handling of TARGET_SH2E floating point to avoid recursive call.
19702 Generate branch here.
19703 (sh_emit_compare_and_set): New.
19704 (sh_expand_t_scc): Get op0/op1 from arguments.
19705 (sh_emit_cheap_store_flag): New.
19706 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19708 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19709 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19710 (movsicc, movdicc): Do nothing when it recreated operands from
19711 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19712 prepare_scc_operands (now sh_emit_scc_to_t).
19713 (udivdi3): Use cstoresi4.
19714 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19715 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19716 (cbranchint4_media, cbranchfp4_media): New.
19717 (casesi): Use cbranchdi4.
19718 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19720 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19721 (movnegt): Remove second operand.
19722 (cbranchsf4, cbranchdf4): New.
19723 (stack_protect): Use cbranchdi4/cbranchsi4.
19725 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19726 (gen_compare_reg): Accept comparison, extract part of it to...
19727 (gen_compare_reg_1): ... this.
19728 (gen_compare_operator): Delete.
19729 (gen_v9_scc): Accept separate destination, comparison code and arms.
19730 Do not use sparc_compare_op0/sparc_compare_op1.
19731 (emit_scc_insn, emit_conditional_branch_insn): New.
19732 (emit_v9_brxx): Make static. Remove useless assertion.
19733 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19735 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19736 * config/sparc/sparc-protos.h (gen_compare_reg,
19737 sparc_emit_float_lib_cmp): Adjust prototype.
19738 (emit_scc_insn, emit_conditional_branch_insn): New.
19739 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19740 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19741 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19742 iterators to the top.
19743 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19744 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19745 snedi_special_trunc): Delete.
19746 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19747 and snedi_special_trunc.
19748 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19749 cbranchdi4, cbranch<F:mode>4): New.
19750 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19751 here. Use gen_compare_reg instead of gen_compare_operator.
19752 (conditional_trap): Replace with...
19753 (ctrapsi4, ctrapdi4): ... this.
19754 (stack_protect_test): Use cbranchcc4.
19756 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19758 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19759 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19760 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19761 from operands[0] or operands[3] depending on is_set.
19762 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19763 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19764 cmpdf, bCC), sCC: Remove.
19765 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19766 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19768 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19769 spu_emit_branch_or_set.
19771 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19773 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19774 xstormy16_compare_op1): Delete.
19775 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19776 xstormy16_compare_op1): Delete.
19777 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19779 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19780 (cmphi, cmpsi, bCC): Remove.
19782 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19783 (*cmpsi): ... this one.
19784 (cbranchsi4, cstoresi4): New.
19785 (bCC expanders): Delete.
19786 (sCC insns): Fold into...
19787 (*setcc): ... this one.
19788 (casesi): Do not use gen_cmpsi and gen_bgtu.
19789 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19790 (movsicc): Simplify.
19791 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19793 * config/vax/vax-protos.h (cond_name): New.
19794 (vax_output_conditional_branch): Remove.
19795 * config/vax/vax.c (cond_name): New.
19796 (vax_output_conditional_branch): Remove.
19797 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19798 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19799 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19800 (bit<VAXint>): Wrap source with (compare).
19801 (b<code> and following unnamed pattern): Rename to *branch and
19802 *branch_reversed. Change macroization to match_operator.
19803 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19805 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19806 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19807 Change last argument to machine_mode.
19808 (xtensa_expand_scc): Add machine_mode argument.
19809 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19810 (gen_conditional_move, xtensa_expand_conditional_branch,
19811 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19812 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19813 Adjust operand numbers.
19814 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19816 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19817 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19818 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19820 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19822 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19823 causes spurious differences between trunk and cond-optab branch.
19825 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19828 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19830 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19832 * tree.c (iterative_hash_pointer): Delete.
19833 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19834 Hash UIDs and versions of SSA names. Don't special-case built-in
19835 function declarations.
19837 2009-05-11 Ian Lance Taylor <iant@google.com>
19840 * graphite.c: Force -Wc++-compat to only be a warning before
19841 #including "cloog/cloog.h".
19843 2009-05-11 Martin Jambor <mjambor@suse.cz>
19845 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19847 2009-05-11 Jan Hubicka <jh@suse.cz>
19849 * tree-ssa-loop-ivcanon.c: Include target.h
19850 (struct loop_size): new structure.
19851 (constant_after_peeling): New predicate.
19852 (tree_estimate_loop_size): New function.
19853 (estimated_unrolled_size): Rewrite for new estimates.
19854 (try_unroll_loop_completely): Use new estimates.
19855 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19857 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19859 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19860 libcpp interface change.
19861 (spu_macro_to_expand): Likewise.
19863 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19865 PR tree-optimization/40026
19866 * gimplify.c (gimplify_init_constructor): Change initial conditional
19867 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19868 optimize_compound_literals_in_ctor.
19870 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19872 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19874 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19876 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19878 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19879 HOST_WIDE_INT for gap.
19881 2009-05-11 Ira Rosen <irar@il.ibm.com>
19883 PR tree-optimization/40074
19884 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19885 account in group size and step comparison.
19887 2009-05-11 Richard Guenther <rguenther@suse.de>
19889 * passes.c (init_optimization_passes): Strip now incorrect comment.
19890 (execute_function_todo): Do not set PROP_alias.
19891 * tree-pass.h (PROP_alias): Remove.
19892 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19893 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19894 * tree-nrv.c (pass_return_slot): Likewise.
19895 * tree-object-size.c (pass_object_sizes): Likewise.
19896 * tree-ssa-dom.c (pass_dominator): Likewise.
19897 (pass_phi_only_cprop): Likewise.
19898 * tree-ssa-dse.c (pass_dse): Likewise.
19899 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19900 (pass_cselim): Likewise.
19901 * tree-ssa-pre.c (pass_pre): Likewise.
19902 (pass_fre): Likewise.
19903 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19904 * tree-ssa-sink.c (pass_sink_code): Likewise.
19905 * tree-stdarg.c (pass_stdarg): Likewise.
19906 * tree-tailcall.c (pass_tail_calls): Likewise.
19907 * tree-vrp.c (pass_vrp): Likewise.
19909 2009-05-10 Ian Lance Taylor <iant@google.com>
19911 * basic-block.h (enum profile_status): Break out of struct
19912 control_flow_graph.
19913 * cgraph.h (struct inline_summary): Break out of struct
19915 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
19916 of struct cgraph_order_sort.
19917 * combine.c (enum undo_kind): New enum, broken out of struct undo.
19918 * cse.c (struct branch_path): Break out of struct
19919 cse_basic_block_data.
19920 * except.h (enum eh_region_type): Break out of struct eh_region.
19921 * gcc.c (enum add_del): Break out of struct modify_target.
19922 * genrecog.c (enum decision_type): Break out of struct decision_test.
19923 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
19925 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
19926 * regmove.c (enum match_use): New enum, broken out of struct match.
19927 * sched-int.h (enum post_call_group): New enum, broken out of
19929 (struct deps_reg): Break out of struct deps.
19930 * target.h (struct asm_int_op): Break out of struct gcc_target.
19931 * tree-eh.c (struct goto_queue_node): Break out of struct
19933 * tree-inline.h (enum copy_body_cge_which): Break out of
19935 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
19937 * c-decl.c (in_struct, struct_types): New static variables.
19938 (pushtag): Add loc parameter. Change all callers.
19939 (lookup_tag): Add ploc parameter. Change all callers.
19940 (check_compound_literal_type): New function.
19941 (parser_xref_tag): Add loc parameter. Change all callers. If
19942 -Wc++-compat, warn about struct/union/enum types defined within a
19944 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
19945 and loc parameters. Change all callers. Change error calls to
19946 error_at, using loc. For a redefinition, if the location of the
19947 original definition is known, report it. Set in_struct and
19948 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
19949 (finish_struct): Add new parameters enclosing_in_struct and
19950 enclosing_struct_types. Change all callers. Set
19951 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
19952 in the struct. If in a struct, add this struct to struct_types.
19953 (start_enum): Add loc parameter. Change all callers. Use
19954 error_at for errors, using loc. For a redefinition, if the
19955 location of the original definition is known, report it. If in a
19956 struct, add this enum type to struct_types. If -Wc++-compat warn
19957 if in sizeof, typeof, or alignof.
19958 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
19959 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
19960 (c_parser_enum_specifier): Get enum location for start_enum.
19961 (c_parser_struct_or_union_specifier): Get struct location for
19962 start_struct. Save in_struct and struct_types status between
19963 start_struct and finish_struct.
19964 (c_parser_cast_expression): Get location of cast.
19965 (c_parser_alignof_expression): Get location of type.
19966 (c_parser_postfix_expression): Likewise.
19967 (c_parser_postfix_expression_after_paren_type): Add type_loc
19968 parameter. Change all callers. Call check_compound_literal_type.
19969 Use type_loc for error about variable size type.
19970 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
19971 of an enum constant from an enum type defined in a struct or union.
19972 (c_cast_expr): Add loc parameter. Change all callers. If
19973 -Wc++-compat, warn about defining a type in a cast.
19974 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
19975 (start_enum, start_struct, finish_struct): Update declarations.
19976 (parser_xref_tag, c_cast_expr): Update declarations.
19977 (check_compound_literal_type): Declare.
19979 2009-05-11 Ben Elliston <bje@au.ibm.com>
19981 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
19982 for recent libcpp interface change.
19983 (rs6000_macro_to_expand): Likewise.
19985 2009-05-10 Michael Matz <matz@suse.de>
19988 * config/arm/arm.c (require_pic_register): Emit on entry edge,
19989 not at entry of function.
19991 2009-05-10 Richard Guenther <rguenther@suse.de>
19993 PR tree-optimization/40081
19995 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19996 using the main variant of the element type. Do not fiddle with
19997 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19999 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20000 structs with volatile fields.
20002 2009-05-10 Jan Hubicka <jh@suse.cz>
20004 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20005 (estimate_move_cost): Assert that it does not get called for
20007 (estimate_num_insns): Skip VOID types in argument handling.
20008 (optimize_inline_calls): Delete unreachable blocks and verify that
20009 callgraph is valid.
20011 2009-05-10 Jan Hubicka <jh@suse.cz>
20013 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20014 * cgraph.c (cgraph_mark_address_taken_node): New function.
20015 (dump_cgraph_node): Dump new flag.
20016 * cgraph.h (struct cgraph_node): Add address_taken.
20017 (cgraph_mark_address_taken_node): New function.
20018 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20019 since new direct calls can be born.
20021 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20023 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20024 tok->val.node.node.
20026 2009-05-10 Jan Hubicka <jh@suse.cz>
20028 PR middle-end/40084
20029 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20031 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20032 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20033 * tree-inline.c (copy_bb): Set frequency correctly.
20034 (fold_marked_statements): Update call to
20035 cgraph_update_edges_for_call_stmt.
20037 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20039 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20040 identifiers in diagnostics.
20041 * config/arm/arm.c (arm_handle_fndecl_attribute,
20042 arm_handle_isr_attribute): Likewise.
20043 * config/avr/avr.c (avr_handle_progmem_attribute,
20044 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20045 * config/bfin/bfin.c (handle_int_attribute,
20046 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20047 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20048 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20050 * config/darwin.c (darwin_handle_kext_attribute,
20051 darwin_handle_weak_import_attribute): Likewise.
20052 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20053 h8300_handle_eightbit_data_attribute,
20054 h8300_handle_tiny_data_attribute): Likewise.
20055 * config/i386/i386.c (ix86_handle_cconv_attribute,
20056 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20057 * config/i386/winnt.c (ix86_handle_shared_attribute,
20058 ix86_handle_selectany_attribute): Likewise.
20059 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20060 * config/m32c/m32c.c (function_vector_handler): Likewise.
20061 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20062 m68hc11_handle_fntype_attribute): Likewise.
20063 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20064 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20065 * config/mips/mips.c (mips_insert_attributes,
20066 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20067 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20068 rs6000_handle_struct_attribute): Likewise.
20069 * config/sh/sh.c (sh_insert_attributes,
20070 sh_handle_resbank_handler_attribute,
20071 sh_handle_interrupt_handler_attribute,
20072 sh2a_handle_function_vector_handler_attribute,
20073 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20075 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20076 * config/spu/spu.c (spu_handle_fndecl_attribute,
20077 spu_handle_vector_attribute): Likewise.
20078 * config/stormy16/stormy16.c
20079 (xstormy16_handle_interrupt_attribute): Likewise.
20080 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20081 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20083 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20085 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20086 (pp_translate_identifiers): New.
20087 (pp_identifier): Only conditionally translate identifier to locale
20089 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20090 (pp_base_tree_identifier): Only conditionally translate identifier
20091 to locale character set.
20092 * c-pretty-print.c (M_): Define.
20093 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20094 fragments for conditional translation with M_.
20095 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20096 identifier translation.
20098 2009-05-10 Richard Guenther <rguenther@suse.de>
20100 PR tree-optimization/40081
20101 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20102 using the main variant of the element type. Do not fiddle with
20103 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20105 2009-05-09 Jan Hubicka <jh@suse.cz>
20107 PR middle-end/40080
20108 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20109 indirect calls; verify cgraph afterwards.
20111 2009-05-09 Jan Hubicka <jh@suse.cz>
20114 * ipa.c (update_inlined_to_pointer): New function.
20115 (cgraph_remove_unreachable_nodes): Use it.
20117 2009-05-09 Jan Hubicka <jh@suse.cz>
20119 * tree-eh.c (struct leh_state): Remove prev_try.
20120 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20121 not track prev_try.
20122 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20123 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20124 remove_eh_handler_and_replace, foreach_reachable_handler,
20125 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20126 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20127 (gen_eh_region_cleanup): Update prototype.
20129 2009-05-09 Jan Hubicka <jh@suse.cz>
20131 PR middle-end/40043
20132 * except.c (copy_eh_region): Always set prev_try.
20133 (redirect_eh_edge_to_label): Find outer try.
20134 (foreach_reachable_handler): When looking for prev try
20135 handle case where previous try is not going to be taken.
20137 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20139 PR tree-optimization/40049
20140 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20141 only vector/vector shifts, convert the type of the constant to the
20142 appropriate type to avoid building incorrect trees, which
20143 eventually have problems with garbage collection.
20145 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20147 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20148 -1 for complex floating-point types if honoring signed zeros.
20150 2009-05-08 Jan Hubicka <jh@suse.cz>
20152 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20153 argument; handle correctly when profile is absent.
20154 (build_cgraph_edges): Update.
20155 (rebuild_cgraph_edges): Update.
20156 * cgraph.c: Do not include varray.h.
20157 (cgraph_set_call_stmt_including_clones): New function.
20158 (cgraph_create_edge_including_clones): Likewise
20159 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20160 (cgraph_update_edges_for_call_stmt): Handle clones.
20161 (cgraph_remove_node): Handle clone tree.
20162 (cgraph_remove_node_and_inline_clones): New function.
20163 (dump_cgraph_node): Dump clone tree.
20164 (cgraph_clone_node): Handle clone tree.
20165 (clone_function_name): Bring here from tree-inline.c.
20166 (cgraph_create_virtual_clone): New function.
20167 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20168 (cgraph_clone_info): New function.
20169 (strut cgraph_node): Add clone_info and new clone tree pointers.
20170 (cgraph_remove_node_and_inline_clones,
20171 cgraph_set_call_stmt_including_clones,
20172 cgraph_create_edge_including_clones,
20173 cgraph_create_virtual_clone): Declare.
20174 (cgraph_function_versioning): Use VEC argument.
20175 (compute_call_stmt_bb_frequency): Update prototype.
20176 (cgraph_materialize_all_clones): New function.
20177 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20178 (ipcp_create_replace_map): Update to VECtors.
20179 (ipcp_update_callgraph): Use virtual clones.
20180 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20181 (ipcp_update_profiling): Do not update local profiling.
20182 (ipcp_insert_stage): Use VECtors and virtual clones.
20183 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20184 (clone_of_p): New function.
20185 (cgraph_preserve_function_body_p): Use clone tree.
20186 (cgraph_optimize): Materialize clones.
20187 (cgraph_function_versioning): Update for VECtors.
20188 (save_inline_function_body): Use clone tree.
20189 (cgraph_materialize_clone): New function.
20190 (cgraph_materialize_all_clones): Likewise.
20191 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20192 * ipa.c: Include gimple.h.
20193 (cgraph_remove_unreachable_nodes): Use clone tree.
20194 * ipa-prop.c (ipa_note_param_call): Update call to
20195 compute_call_stmt_bb_frequencycall.
20196 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20197 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20198 (copy_bb): Handle updating of clone tree; add new edge when new call
20200 (expand_call_inline): Be strict about every call having edge.
20201 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20202 (delete_unreachable_blocks_update_callgraph): New function.
20203 (tree_function_versioning): Use VECtors; always remove unreachable
20204 blocks and fold conditionals.
20205 * tree-inline.h: Do not include varray.h.
20206 (tree_function_versioning): Remove.
20207 * Makefile.in (GTFILES): Remove tree-inline.c
20208 * passes.c (do_per_function): Do only functions having body.
20209 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20212 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20213 Andrew Morrow <acm@google.com>
20216 * c-common.c (c_common_attribute_table): Permit deprecated
20217 attribute to take an optional argument.
20218 (handle_deprecated_attribute): If the optional argument to
20219 __attribute__((deprecated)) is not a string ignore the attribute
20220 and emit a warning.
20222 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20223 * c-typeck.c (build_component_ref): Likewise.
20224 (build_external_ref): Likewise.
20226 * toplev.c (warn_deprecated_use): Add an attribute argument.
20227 Emit the message associated with __attribute__((deprecated)).
20229 * toplev.h (warn_deprecated_use): Updated.
20231 * doc/extend.texi: Document new optional parameter to
20232 __attribute__((deprecated))
20234 2009-05-08 Michael Eager <eager@eagercon.com>
20236 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20237 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20239 2009-05-08 Richard Guenther <rguenther@suse.de>
20241 PR tree-optimization/40062
20242 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20243 Avoid exponential behavior.
20245 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20247 PR rtl-optimization/33928
20249 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20250 process_uses, build_single_def_use_links): New.
20251 (update_df): Update use_def_ref.
20252 (forward_propagate_into): Use get_def_for_use instead of use-def
20254 (fwprop_init): Call build_single_def_use_links and let it initialize
20256 (fwprop_done): Free use_def_ref.
20257 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20258 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20259 df_rd_simulate_one_insn): New.
20260 (df_rd_bb_local_compute_process_def): Update head comment.
20261 (df_chain_create_bb): Use the new RD simulation functions.
20262 * df.h (df_rd_simulate_artificial_defs_at_top,
20263 df_rd_simulate_one_insn): New.
20264 * opts.c (decode_options): Enable fwprop at -O1.
20265 * doc/invoke.texi (-fforward-propagate): Document this.
20267 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20270 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20271 and one complex operand specially.
20272 * tree-complex.c (some_nonzerop): Do not identify a real value as
20273 zero if flag_signed_zeros.
20275 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20277 PR rtl-optimization/33928
20278 * loop-invariant.c (record_use): Fix && vs. || mishap.
20280 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20282 PR rtl-optimization/33928
20283 * loop-invariant.c (struct use): Add addr_use_p.
20284 (struct def): Add n_addr_uses.
20285 (struct invariant): Add cheap_address.
20286 (create_new_invariant): Set cheap_address.
20287 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20288 (record_uses): Pass df_ref to record_use.
20289 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20292 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20294 * config/sh/sh.c: Do not include c-pragma.h.
20296 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20298 * config/spu/spu.c: Remove include of c-common.h.
20300 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20303 * c-common.h (mark_valid_location_for_stdc_pragma,
20304 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20305 clear_float_const_decimal64, float_const_decimal64_p): New.
20306 * c.opt (Wunsuffixed-float-constants): New.
20307 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20308 unsuffixed float constant, handle new warning.
20309 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20310 * c-decl.c (c_scope): New flag float_const_decimal64.
20311 (set_float_const_decimal64, clear_float_const_decimal64,
20312 float_const_decimal64_p): New.
20313 (push_scope): Set new flag.
20314 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20315 to use STDC pragmas.
20316 (c_parser_external_declaration): Ditto.
20317 (c_parser_compound_statement_nostart): Ditto.
20318 * c-pragma.c (valid_location_for_stdc_pragma,
20319 mark_valid_location_for_stdc_pragma,
20320 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20321 handle_pragma_float_const_decimal64): New.
20322 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20323 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20324 set_float_const_decimal64, clear_float_const_decimal64,
20325 float_const_decimal64_p): New dummy functions.
20326 * doc/extend.texi (Decimal Float): Remove statement that the
20327 pragma, and suffix for double constants, are not supported.
20328 * doc/invoke.texi (Warning Options): List new option.
20329 (-Wunsuffixed-float-constants): New.
20331 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20333 * config/i386/i386.c: Do not include c-common.h.
20335 2009-05-07 Mark Heffernan <meheff@google.com>
20337 * doc/invoke.texi (Debugging Options): Document change of debugging
20339 * opts.c (decode_options): Make dump_base_name relative to
20340 aux_base_name directory.
20342 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20344 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20345 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20347 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20349 * Makefile.in (install-plugin): Simplify a bit.
20351 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20353 * Makefile.in (OBJS-common): Add regcprop.o.
20355 * timevar.def (TV_CPROP_REGISTERS): New.
20356 * regrename.c (regrename_optimize): Return 0.
20357 (rest_of_handle_regrename): Delete.
20358 (pass_rename_registers): Point to regrename_optimize.
20359 (struct value_data_entry, struct value_data,
20360 kill_value_one_regno, kill_value_regno, kill_value,
20361 set_value_regno, init_value_data, kill_clobbered_value,
20362 kill_set_value, kill_autoinc_value, copy_value,
20363 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20364 replace_oldest_value_reg, replace_oldest_value_addr,
20365 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20366 debug_value_data, validate_value_data): Move...
20367 * regcprop.c: ... here.
20368 (rest_of_handle_cprop): Delete.
20369 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20371 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20373 PR middle-end/40057
20374 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20375 GEN_INT for 1 << bitnum.
20376 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20377 build_int_cst_type.
20379 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20381 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20382 Remove wrong description of "nand" operation.
20384 2009-05-06 Richard Guenther <rguenther@suse.de>
20385 Adam Nemet <anemet@caviumnetworks.com>
20387 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20388 comment. Add that if LHS is not a gimple register, then RHS1 has
20389 to be a single object (GIMPLE_SINGLE_RHS).
20391 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20393 * expr.c (get_def_for_expr): Move it up in the file.
20394 (store_field): When expanding a bit-field store, look at the
20395 defining gimple stmt for the masking conversion.
20397 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20399 PR middle-end/39986
20400 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20401 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20402 32-bit memcpy into long.
20404 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20406 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20407 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20409 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20410 instead of appending DW_OP_deref*.
20412 2009-05-06 Michael Matz <matz@suse.de>
20414 PR middle-end/40021
20415 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20416 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20418 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20420 * Makefile.in (install-plugin): Fix srcdir handling.
20422 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20424 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20425 when processing for not_regs_needed bitmap.
20426 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20427 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20428 handling it for rhs.
20430 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20432 * config/i386/i386.md (unnamed inc/dec peephole): Use
20433 optimize_insn_for_size_p instead of optimize_size.
20434 * config/i386/predicates.md (incdec_operand): Likewise.
20435 (aligned_operand): Likewise.
20436 * config/i386/sse.md (divv8sf3): Likewise.
20437 (sqrtv8sf2): Likewise.
20439 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20441 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20443 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20445 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20447 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20448 ssemodesuffixf2c with avxmodesuffixf2c.
20450 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20453 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20455 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20457 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20458 (struct tree_base): Adjust spacing for 8 bit boundaries.
20459 (struct tree_decl_common): Add decl_by_reference_flag bit.
20460 (DECL_BY_REFERENCE): Adjust.
20461 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20462 print DECL_BY_REFERENCE bit.
20463 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20464 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20465 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20466 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20469 PR middle-end/39666
20470 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20471 range of the type, but default label is missing, add it with one
20472 of the existing labels instead of adding a new label for it.
20474 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20478 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20480 * Makefile.in (enable_plugin, plugin_includedir): New.
20481 (install): Depend on install-plugin.
20482 (PLUGIN_HEADERS): New.
20483 (install-plugin): New.
20484 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20486 2009-05-05 Richard Guenther <rguenther@suse.de>
20488 PR tree-optimization/40022
20489 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20491 (phivn_valid_p): Fix tuplification error, simplify.
20492 (phiprop_insert_phi): Add dumps.
20493 (propagate_with_phi): Simplify.
20495 2009-05-05 Richard Guenther <rguenther@suse.de>
20497 PR middle-end/40023
20498 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20500 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20502 * tree.h (strip_float_extensions): Remove duplicate declaration.
20503 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20504 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20505 block_ultimate_origin): Rearrange the declarations line to match the
20506 comment that indicates the .c file which the functions are defined.
20507 (dwarf2out_*, set_decl_rtl): Add comment.
20508 (get_base_address): Adjust comment.
20509 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20510 declarations line and add comment.
20511 (is_builtin_name): Add blank after function name, for clarity.
20513 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20515 * attribs.c (decl_attributes): Use %qE for identifiers in
20517 * cgraphunit.c (verify_cgraph_node): Translate function names to
20518 locale character set in diagnostics.
20519 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20521 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20522 Document that functions are named in UTF-8.
20523 * expr.c (expand_expr_real_1): Translate function names to locale
20524 character set in diagnostics.
20525 * gimplify.c (omp_notice_variable, omp_is_private,
20526 gimplify_scan_omp_clauses): Use %qE for identifiers in
20528 * langhooks.c (lhd_print_error_function): Translate function names
20529 to locale character set.
20530 * langhooks.h (decl_printable_name): Document that return value is
20531 in internal character set.
20532 * stmt.c: Include pretty-print.h
20533 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20535 (resolve_operand_name_1): Translate named operand name to locale
20537 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20539 * toplev.c (announce_function): Translate function names to locale
20541 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20542 (default_tree_printer): Use pp_identifier or translate identifiers
20543 to locale character set. Mark "<anonymous>" for translation.
20544 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20545 for identifiers in diagnostics.
20546 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20548 * varasm.c (output_constructor): Use %qE for identifiers in
20551 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20553 * configure.ac: use ` ` instead of $()
20554 * configure: Regenerate.
20556 2009-05-05 Ben Elliston <bje@au.ibm.com>
20558 * config/pa/linux-atomic.c: Eliminate conditional include of
20559 errno.h on non-LP64 systems to simplify build requirements.
20561 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20563 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20565 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20566 and pass value to identifier_to_locale.
20567 (warn_variable_length_array): Make name a tree.
20568 (grokdeclarator): Separate diagnostic texts for named and unnamed
20569 declarators. Use %qE for named declarators.
20570 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20572 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20573 identifiers in diagnostics.
20574 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20575 identifier_to_locale. Mark "anonymous" strings for translation.
20577 2009-05-04 Michael Eager <eager@eagercon.com>
20579 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20580 address for DImode/DFmode only if double-precision FP regs.
20582 2009-05-04 Michael Eager <eager@eagercon.com>
20584 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20585 TARGET_SINGLE_FLOAT check.
20587 2009-05-04 Michael Eager <eager@eagercon.com>
20589 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20591 2009-05-04 Michael Eager <eager@eagercon.com>
20593 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20594 * config/rs6000/t-xilinx: New
20596 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20598 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20599 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20600 * gcc/explow.c (memory_address): Use target hook.
20601 * gcc/targhooks.c (default_legitimize_address): New.
20602 * gcc/targhooks.h (default_legitimize_address): New.
20603 * gcc/target.h (legitimize_address): New.
20604 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20605 (TARGET_INITIALIZER): Include it.
20606 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20608 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20609 * config/bfin/bfin.c (legitimize_address): Remove.
20610 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20611 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20613 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20614 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20616 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20617 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20618 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20619 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20620 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20621 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20622 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20623 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20624 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20625 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20626 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20627 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20628 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20629 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20630 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20631 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20632 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20633 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20634 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20635 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20636 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20637 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20638 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20640 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20641 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20642 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20643 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20644 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20645 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20646 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20647 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20648 (thumb_legitimize_address): Delete.
20649 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20650 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20651 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20652 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20653 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20654 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20656 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20659 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20660 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20661 * config/m32r/m32r.c (m32r_legitimize_address): New.
20662 * config/m68k/m68k.c (m68k_legitimize_address): New.
20663 * config/score/score.c (score_legitimize_address): Standardize.
20664 * config/score/score3.c (score3_legitimize_address): Standardize.
20665 * config/score/score3.h (score3_legitimize_address): Adjust.
20666 * config/score/score7.c (score7_legitimize_address): Standardize.
20667 * config/score/score7.h (score7_legitimize_address): Adjust.
20668 * config/sh/sh.c (sh_legitimize_address): New.
20669 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20671 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20672 (s390_legitimize_address): ... this.
20673 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20674 (sparc_legitimize_address): ... this.
20675 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20676 (ix86_legitimize_address): ... this.
20677 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20678 (avr_legitimize_address): ... this.
20679 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20680 (mn10300_legitimize_address): ... this.
20681 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20682 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20683 (alpha_expand_mov): Adjust call.
20685 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20686 * config/spu/spu.c (spu_legitimize_address): Likewise.
20687 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20688 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20690 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20692 * intl.c (locale_encoding, locale_utf8): New.
20693 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20694 * intl.h (locale_encoding, locale_utf8): Declare.
20695 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20696 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20698 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20700 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20701 (pp_base_tree_identifier): Declare as function.
20702 (identifier_to_locale): Declare.
20703 * Makefile.in (pretty-print.o): Update dependencies.
20704 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20706 2009-05-04 Richard Guenther <rguenther@suse.de>
20708 PR middle-end/40015
20709 * builtins.c (fold_builtin_memory_op): Do not decay to element
20710 type if the size matches the whole array.
20712 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20714 * expmed.c (synth_mult): When trying out a shift, pass the result
20717 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20719 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20720 (shiftsub1_cost): New.
20721 (init_expmed): Compute shiftsub1_cost.
20722 (synth_mult): Optimize multiplications by constants of the form
20723 -(2^^m-1) for some constant positive integer m.
20725 2009-05-03 Richard Guenther <rguenther@suse.de>
20728 * c-typeck.c (array_to_pointer_conversion): Do not built
20729 ADDR_EXPRs of arrays of pointer-to-element type.
20730 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20731 up wrong ADDR_EXPRs after-the-fact.
20732 * c-common.c (strict_aliasing_warning): Strip pointer
20733 conversions for obtaining the original type.
20734 * builtins.c (fold_builtin_memset): Handle array types.
20735 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20738 2009-05-03 Richard Guenther <rguenther@suse.de>
20740 PR middle-end/23329
20741 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20742 Do not lose casts from array types with unknown extent to array
20743 types with known extent.
20744 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20745 alias set compatibility.
20747 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20749 * flags.h (extra_warnings): Delete.
20750 * toplev.c (process_options): Handle Wuninitialized here.
20751 * opts.c (extra_warnings): Delete.
20752 (set_Wextra): Delete.
20753 (common_handle_option): -Wextra can be handled automatically.
20754 * c-opts.c (c_common_handle_option): Delete obsolete code.
20755 (c_common_post_options): Simplify comment.
20756 * common.opt (W): Add Var.
20758 (Wuninitialized): Initialize to -1.
20760 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20761 Richard Guenther <rguenther@suse.de>
20763 * expr.c (get_def_for_expr): New function.
20764 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20765 SSA rather than trees.
20766 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20767 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20769 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20771 * c-common.c (reswords): Add _Imaginary.
20772 * c-common.c (enum rid): Add RID_IMAGINARY.
20774 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20776 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20777 Patch by Richard Guenther.
20779 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20781 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20782 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20783 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20784 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20785 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20786 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20787 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20788 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20789 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20790 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20791 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20792 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20793 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20794 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20795 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20796 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20797 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20798 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20800 2009-05-02 Richard Guenther <rguenther@suse.de>
20802 PR tree-optimization/39940
20803 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20806 2009-05-02 Richard Guenther <rguenther@suse.de>
20808 PR middle-end/40001
20809 * tree-ssa.c (execute_update_addresses_taken): Properly check
20810 if we can mark a variable DECL_GIMPLE_REG_P.
20811 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20812 back to the end of the function.
20813 (is_gimple_reg_type): Remove complex type special casing.
20814 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20817 2009-05-02 Ben Elliston <bje@au.ibm.com>
20819 * doc/collect2.texi (Collect2): Document search path behaviour
20820 when configured with --with-ld.
20822 2009-05-02 Jan Hubicka <jh@suse.cz>
20824 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20825 parameter; update callers.
20826 (coalesce_cost_edge): EH edges are costier because they needs
20827 splitting even if not critical and even more costier when there are
20828 multiple EH predecestors.
20830 2009-05-02 Jan Hubicka <jh@suse.cz>
20832 * except.c (remove_eh_handler_and_replace): Handle updating after
20833 removing TRY blocks.
20835 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20837 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20839 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20841 * varasm.c: Do not include c-pragma.h.
20842 * attribs.c: Do not incude c-common.h.
20844 2009-05-01 Michael Matz <matz@suse.de>
20846 * calls.c (initialize_argument_information): Handle SSA names like
20847 decls with a non MEM_P DECL_RTL.
20849 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20851 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20852 * ipa-utils.c: Likewise.
20853 * ipa-type-escape.c: Likewise.
20854 * cgraphunit.c Do not include c-common.h.
20855 * ipa-pure-const.c: Likewise.
20856 * tree-if-conv.c: Likewise.
20857 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20858 * ipa-struct-reorg.c: Likewise.
20859 * tree-nomudflap.c: Likewise.
20860 * tree-ssa-structalias.c: Likewise.
20862 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20864 * store-motion.c: Many cleanups to make this pass a first-class
20865 citizen instead of an appendix to gcse load motion. Add TODO list
20866 to make this pass faster/cleaner/better.
20868 (struct ls_expr): Post gcse.c-split cleanups.
20869 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20870 "stores" field to "avail_stores".
20871 (pre_ldst_mems): Rename to store_motion_mems.
20872 (pre_ldst_table): Rename to store_motion_mems_table.
20873 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20874 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20875 (ldst_entry): Rename to st_expr_entry, update users.
20876 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20877 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20878 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20880 (first_ls_expr): Rename to first_st_expr, update users.
20881 (next_ls_expr): Rename to next_st_expr, update users.
20882 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20883 fields properly for store motion instead of names inherited from load
20885 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20886 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20889 (ae_kill): Rename to st_kill, update users.
20890 (ae_gen): Rename to st_avloc, update users.
20891 (transp): Rename to st_transp, update users.
20892 (pre_insert_map): Rename to st_insert_map, update users.
20893 (pre_delete_map): Rename to st_delete_map, update users.
20894 (insert_store, build_store_vectors, free_store_memory,
20895 one_store_motion_pass): Update for abovementioned changes.
20897 (gcse_subst_count, gcse_create_count): Remove.
20898 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20899 and "n_stores_created", local variables.
20901 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20904 (regvec, compute_store_table_current_insn): Remove.
20905 (reg_set_info, reg_clear_last_set): Remove.
20906 (compute_store_table): Use DF caches instead of local dataflow
20909 2009-05-01 Joseph Myers <joseph@codesourcery.com>
20911 * c-objc-common.c (c_tree_printer): Print identifiers with
20912 pp_identifier, not pp_string. Mark "({anonymous})" for
20914 * c-pretty-print.c (pp_c_ws_string): New.
20915 (pp_c_cv_qualifier, pp_c_type_specifier,
20916 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
20917 pp_c_storage_class_specifier, pp_c_function_specifier,
20918 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
20919 pp_c_primary_expression, pp_c_postfix_expression,
20920 pp_c_unary_expression, pp_c_shift_expression,
20921 pp_c_relational_expression, pp_c_equality_expression,
20922 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
20923 use pp_string and pp_c_ws_string in place of pp_identifier and
20924 pp_c_identifier for non-identifiers. Mark English strings for
20926 * c-pretty-print.h (pp_c_ws_string): Declare.
20928 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
20929 Roland McGrath <roland@redhat.com>
20931 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
20932 (ENABLE_LD_BUILDID): New configuration option.
20933 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
20934 (LINK_BUILDID_SPEC): New macro.
20935 (init_spec): If defined, prepend it between LINK_EH_SPEC and
20937 * doc/install.texi: Document --enable-linker-build-id option.
20938 * configure: Rebuild.
20939 * config.in: Rebuild.
20941 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
20943 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
20944 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
20945 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
20946 MIPS_GP_SAVE_AREA_SIZE.
20947 * config/mips/mips.c (struct mips_frame_info): Update comment
20948 before arg_pointer_offset and hard_frame_pointer_offset.
20949 (mips_compute_frame_info): Update diagram before function: to
20950 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
20951 indicate the position of frame_pointer_rtx with -fstack-protector and
20952 to show args_size. Don't allocate cprestore area for leaf functions
20953 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
20955 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
20957 2009-04-30 Michael Matz <matz@suse.de>
20959 PR tree-optimization/39955
20960 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
20962 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
20964 * ira.c (setup_cover_and_important_classes): Use safe macro
20965 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
20967 * genpreds.c (write_tm_preds_h): Output suitable definition of
20968 REG_CLASS_FOR_CONSTRAINT.
20970 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20972 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
20974 * bitmap.c (bitmap_descriptor): Likewise.
20975 * ggc-common.c (loc_descriptor): Likewise.
20976 * varray.c (varray_descriptor): Likewise.
20977 * vec.c (vec_descriptor): Likewise.
20979 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
20981 * Makefile.in (dce.o): Add $(EXCEPT_H).
20982 * dce.c: Include except.h and delete redundant vector definitions.
20983 (deletable_insn_p): Return false for non-call insns that can throw
20986 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
20988 * gcse.c (ae_gen): Remove.
20989 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
20990 and make non-static function to make it available in store-motion.c.
20991 Update call sites with search-and-replace.
20992 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
20993 extract_mentioned_regs, extract_mentioned_regs_helper,
20994 find_moveable_store, compute_store_table, load_kills_store, find_loads,
20995 store_killed_in_insn, store_killed_after, store_killed_before,
20996 build_store_vectors, insert_insn_start_basic_block, insert-store,
20997 remove_reachable_equiv_notes, replace_store_insn, delete_store,
20998 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
20999 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21000 * store-motion.c: ...new file. Also copy data structures from gcse.c
21001 and clean up to remove parts not used by store motion.
21002 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21003 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21005 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21008 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21009 when optimizing for size.
21011 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21013 * gcse.c (gcse_constant_p): Fix typo in last change.
21015 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21017 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21019 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21021 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21023 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21025 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21026 CONST_HIGH_PART result.
21028 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21030 * config/avr/avr.c (initial_elimination_offset): Rename to
21031 avr_initial_elimination_offset.
21032 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21033 change return type to bool.
21034 (avr_can_eliminate): New function.
21035 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21036 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21037 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21038 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21039 avr_initial_elimination_offset.
21040 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21041 (avr_initial_elimination_offset): Define.
21043 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21044 Steven Bosscher <steven@gcc.gnu.org>
21046 PR rtl-optimization/39938
21047 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21048 * cfgrtl.c: Include insn-attr.h.
21049 (rest_of_pass_free_cfg): New function.
21050 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21051 * resource.c (init_resource_info): Remove call to df_analyze.
21053 2009-04-29 Richard Guenther <rguenther@suse.de>
21056 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21057 allow conversion to signed integers.
21059 2009-04-29 Richard Guenther <rguenther@suse.de>
21061 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21062 shifts of floating point vectors if the shift amount is
21063 a constant multiple of the element size.
21065 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21066 Michael Matz <matz@suse.de>
21068 PR middle-end/39927
21070 * tree-outof-ssa.c (emit_partition_copy): New function.
21071 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21072 insert_part_to_rtx_on_edge): Perform the partition base var
21073 copy using emit_partition_copy.
21074 (insert_value_copy_on_edge): Convert constants to the right mode.
21075 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21076 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21078 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21080 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21081 scan backwards to try to find a constant to initialize it.
21083 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21084 insn before the loop_end instruction, don't look past labels.
21086 2009-04-29 Richard Guenther <rguenther@suse.de>
21088 PR middle-end/39937
21089 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21090 loose type conversions.
21091 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21092 stmts only if there are no uses of its definition.
21094 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21096 * config/bfin/bfin.h (splitting_loops): Declare.
21097 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21098 Reorder bit definitions to be ascending.
21099 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21100 * config/bfin/bfin.c (splitting_loops): New variable.
21101 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21102 (struct loop_info): Remove members INIT and LOOP_INIT.
21103 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21104 the LSETUP sequence. Allow LC to be loaded from any register, but
21105 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21106 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21108 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21109 of reload_completed.
21112 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21114 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21116 * Makefile.in (PLUGIN_VERSION_H): New.
21117 (OBJS-common): Remove plugin-version.o.
21118 (plugin.o): Depend on (PLUGIN_VERSION_H).
21119 (plugin-version.o): Remove.
21120 * configure: Regenerate
21121 * configure.ac: Create plugin-version.h.
21122 * gcc-plugin.h (plugin_gcc_version): Remove.
21123 (plugin_default_version_check): Change signature.
21124 * plugin-version.c: Remove.
21125 * plugin.c: Include plugin-version.h.
21126 (str_plugin_gcc_version_name): Remove.
21127 (try_init_one_plugin): Pass gcc version to plugin_init.
21128 (plugin_default_version_check): Both gcc and plugin versions are now
21131 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21133 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21134 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21135 Remove special case testing for last insn of inner loops. Don't fail
21136 if the loop ends with a jump, emit an extra nop instead.
21138 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21139 DREGS rather than comparing directly. Remove code that tries to
21140 account for latencies.
21142 2009-04-29 Richard Guenther <rguenther@suse.de>
21144 PR tree-optimization/39941
21145 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21146 eliminating an indirect call.
21148 2009-04-29 Richard Guenther <rguenther@suse.de>
21150 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21151 parameter. Allow invariants as base if !require_lvalue.
21152 (verify_gimple_assign_single): Adjust.
21154 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21156 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21157 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21158 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21159 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21160 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21162 * config/bfin/bfin.c (bfin_expand_builtin,
21163 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21165 2009-04-28 Richard Guenther <rguenther@suse.de>
21167 * tree-vect-loop.c (get_initial_def_for_induction): Use
21168 correct types for pointer increment.
21170 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21172 * toplev.c (print_version): Update GMP version string calculation.
21174 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21176 PR rtl-optimization/39938
21177 * resource.c (init_resource_info): Add call to df_analyze.
21179 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21181 * config/alpha/alpha.md (usegp): Cast the result of
21182 alpha_find_lo_sum_using_gp to enum attr_usegp.
21183 * config/alpha/alpha.c (override_options): Remove end-of-structure
21184 marker element from cpu_table. Use array size of cpu_table to handle
21185 -mcpu and -mtune options.
21186 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21188 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21190 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21191 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21192 tune_32 and tune_64.
21193 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21194 support on PowerPC.
21195 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21196 * config/rs6000/option-defaults.h: ... here. New file.
21197 (OPT_64, OPT_32): Define.
21198 (MASK_64BIT): Define to 0 if not already defined.
21199 (OPT_ARCH64, OPT_ARCH32): Define.
21200 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21203 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21205 * config/arm/arm.c (arm_override_options): Emit error on using
21208 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21210 PR rtl-optimization/39914
21211 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21212 registers for allocnos created from user-defined variables only
21213 when not optimizing.
21215 2009-04-28 Richard Guenther <rguenther@suse.de>
21217 PR middle-end/39937
21218 * fold-const.c (fold_binary): Use distribute_real_division only
21221 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21223 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21224 add hpux-stdint.h to tm_file.
21225 (hppa[12]*-*-hpux11*): Ditto.
21226 (ia64*-*-hpux*): Ditto.
21227 * config/hpux-stdint.h: New.
21228 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21229 __STDC_EXT__ for all compiles.
21230 * config/pa/pa-hpux.h: Ditto.
21231 * config/pa/pa-hpux10.h: Ditto.
21232 * config/pa/pa-hpux11.h: Ditto.
21234 2009-04-28 Catherine Moore <clm@codesourcery.com>
21236 * debug.h (set_name): Add comment.
21238 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21241 * config/darwin.c (machopic_gen_offset): Check
21242 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21243 * config/arm/arm.c (require_pic_register): Likewise.
21245 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21247 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21248 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21249 m32c_promote_prototypes): Delete.
21251 2009-04-28 Michael Matz <matz@suse.de>
21253 PR middle-end/39922
21254 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21257 2009-04-28 Richard Guenther <rguenther@suse.de>
21259 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21261 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21263 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21264 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21265 * config/arm/arm-tune.md: Regenerate.
21267 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21269 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21270 block if there are complex incoming edges.
21271 (sel_merge_blocks): Remove useless assert.
21272 (sel_redirect_edge_and_branch): Check that edge was redirected.
21273 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21274 (sel_find_rgns): Delete declaration.
21275 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21276 the region when it is not a preheader.
21278 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21281 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21283 2009-04-28 Richard Guenther <rguenther@suse.de>
21285 * tree.h (SSA_NAME_VALUE): Remove.
21286 (struct tree_ssa_name): Remove value_handle member.
21287 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21288 array for jump threading.
21289 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21291 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21292 * tree-flow.h (threadedge_initialize_values): Declare.
21293 (threadedge_finalize_values): Likewise.
21294 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21295 (SSA_NAME_VALUE): Define.
21296 (threadedge_initialize_values): New function.
21297 (threadedge_finalize_values): Likewise.
21298 * tree-ssa-dom.c (ssa_name_values): New global variable.
21299 (SSA_NAME_VALUE): Define.
21300 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21302 2009-04-28 Ira Rosen <irar@il.ibm.com>
21304 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21305 Use REPORT_VECTORIZED_LOCATIONS instead
21306 REPORT_VECTORIZED_LOOPS.
21307 * tree-vectorizer.c (vect_verbosity_level): Make static.
21308 (vect_loop_location): Rename to vect_location.
21309 (vect_set_verbosity_level): Update comment.
21310 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21312 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21313 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21314 instead REPORT_UNVECTORIZED_LOOPS.
21315 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21316 and vect_loop_def to vect_external_def and vect_internal_def.
21317 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21318 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21319 REPORT_UNVECTORIZED_LOCATIONS.
21320 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21321 and vect_used_in_loop and to vect_unused_in_scope and
21322 vect_used_in_scope.
21323 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21324 (vect_verbosity_level): Remove declaration.
21325 (vect_analyze_operations): Likewise.
21326 (vect_analyze_stmt): Declare.
21327 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21328 REPORT_UNVECTORIZED_LOCATIONS.
21329 (vect_get_loop_niters): Fix indentation.
21330 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21331 (vect_analyze_loop_operations): New function.
21332 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21333 vect_analyze_operations.
21334 (vect_is_simple_reduction): Use new names.
21335 (vectorizable_live_operation, vect_transform_loop): Likewise.
21336 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21337 to specify whether the data references can be a part of interleaving
21339 (vect_analyze_data_ref_dependence): Use new names.
21340 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21341 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21342 * tree-vect-patterns.c (widened_name_p): Use new names.
21343 (vect_recog_dot_prod_pattern): Likewise.
21344 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21345 (process_use, vect_mark_stmts_to_be_vectorized,
21346 vect_model_simple_cost, vect_model_store_cost,
21347 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21348 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21349 vectorizable_operation, vectorizable_type_demotion,
21350 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21351 vectorizable_condition): Likewise.
21352 (vect_analyze_operations): Split into vect_analyze_loop_operations
21354 (vect_analyze_stmt): ... new function.
21355 (new_stmt_vec_info): Use new names.
21356 (vect_is_simple_use): Use new names and fix comment.
21357 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21358 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21360 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21363 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21364 and integer modes for x87 operands. Do not ICE for unsupported size,
21365 generate error instead. Generate error for unsupported operand types.
21366 ['z']: Do not handle HImode memory operands specially. Warning
21367 for floating-point operands. Fallthru to 'Z' for unsupported operand
21368 types. Do not ICE for unsupported size, generate error instead.
21369 (output_387_binary_op): Use %Z to output operands.
21370 (output_fp_compare): Ditto.
21371 (output_387_reg_move): Ditto.
21373 2009-04-28 Ben Elliston <bje@au.ibm.com>
21378 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21380 * builtins.c (c_strlen): Do not warn here.
21381 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21382 * c-common.c (pointer_int_sum): Take an explicit location.
21383 Warn about offsets out of bounds.
21384 * c-common.h (pointer_int_sum): Adjust declaration.
21386 2009-04-27 Ian Lance Taylor <iant@google.com>
21388 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21390 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21391 * df-core.c (df_set_flags): Change return type to int. Change
21392 type of old_flags to int.
21393 (df_clear_flags): Likewise.
21394 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21395 (df_get_conditional_uses): Likewise.
21396 * df.h (df_set_flags, df_clear_flags): Update declarations.
21397 * dwarf2out.c (struct indirect_string_node): Change type of form
21398 field to enum dwarf_form.
21399 (AT_string_form): Change return type to enum dwarf_form.
21400 * fixed-value.c (fixed_compare): Add cast to enum type.
21401 * fwprop.c (update_df): Change 0 to VOIDmode.
21402 * gensupport.c: Change 0 to UNKNOWN.
21403 * gimple.h (gimple_cond_code): Add cast to enum type.
21404 * haifa-sched.c (reemit_notes): Add cast to enum type.
21405 * hooks.c (hook_int_void_no_regs): Remove function.
21406 * hooks.h (hook_int_void_no_regs): Remove declaration.
21407 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21408 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21409 * real.c (real_arithmetic): Add cast to enum type.
21410 (real_compare): Likewise.
21411 * target.h (struct gcc_target): Change return type of
21412 branch_target_register_class to enum reg_class.
21413 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21414 default_branch_target_register_class.
21415 * targhooks.c (default_branch_target_register_class): New function.
21416 * targhooks.h (default_branch_target_register_class): Declare.
21417 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21418 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21420 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21422 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21423 vect_uninitialized_def. Change 0 to ERROR_MARK.
21424 * tree-vect-stmts.c (supportable_widening_operation): Don't
21425 initialize icode1 and icode2.
21426 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21427 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21429 (cmn_err_flag_specs): Change 0 to STD_C89.
21430 (cmn_err_char_table): Likewise.
21431 * config/arm/arm.c (get_arm_condition_code): Change type of code
21432 to enum arm_cond_code.
21433 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21434 (IWMMXT_BUILTIN2): Likewise.
21435 (neon_builtin_type_bits): Don't define typedef.
21436 (neon_builtin_datum): Change type of bits field to int.
21437 (arm_expand_neon_args): Add cast to enum type.
21438 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21440 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21441 casts to enum type.
21442 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21444 * config/mips/mips.md (jal_macro): Return enum constant.
21445 (single_insn): Likewise.
21446 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21448 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21449 casts to enum type.
21450 * config/s390/s390.c (s390_tune_flags): Change type to int.
21451 (s390_arch_flags): Likewise.
21452 (s390_handle_arch_option): Change flags field of struct pta to int.
21453 * config/s390/s390.h (s390_tune_flags): Update declaration.
21454 (s390_arch_flags): Likewise.
21455 * config/sh/sh.c (prepare_move_operands): Compare
21456 tls_symbolic_operand result with enum constant.
21457 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21458 (sh_expand_prologue): Add cast to enum type.
21459 (sh_expand_epilogue): Likewise.
21460 (tls_symbolic_operand): Change return type to enum tls_model.
21461 (fpscr_set_from_mem): Add cast to enum type.
21462 (legitimize_pic_address): Compare tls_symbolic_operand result with
21464 (sh_target_reg_class): Change return type to enum reg_class.
21465 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21467 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21468 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21469 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21470 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21471 (delayed_branch, tls_call_delay): Likewise.
21472 (eligible_for_sibcall_delay): Likewise.
21473 (eligible_for_return_delay): Likewise.
21474 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21475 (spu_expand_builtin_1): Likewise.
21477 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21478 for all types of conversions.
21479 (output_init_element): Issue -Wc++-compat warning if needed when
21480 initializing a bitfield with enum type.
21481 * c-parser.c (c_parser_expression): Set original_type to
21482 original_type of right hand operand of comma operator.
21484 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21486 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21488 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21489 * doc/cpp.texi (Standard Predefined Macros)
21490 (Implementation-defined behavior): Likewise.
21491 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21492 * doc/gimple.texi (GIMPLE Exception Handling)
21493 (@code{GIMPLE_ASSIGN}): Likewise.
21494 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21495 * doc/invoke.texi (Warning Options, Optimize Options)
21496 (AVR Options, Darwin Options): Likewise.
21497 (Optimize Options): Reformulate -fwhole-program description.
21498 * doc/loop.texi (Lambda): Likewise.
21499 * doc/md.texi (Output Template, Define Constraints)
21500 (Standard Names, Insn Splitting): Likewise.
21501 * doc/options.texi (Option properties): Likewise.
21502 * doc/passes.texi (Tree-SSA passes): Likewise.
21503 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21504 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21505 (File Names and DBX): Likewise.
21506 * doc/trouble.texi (Incompatibilities): Likewise.
21508 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21510 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21511 instruction is correct.
21513 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21515 Allow non-constant arguments to conversion intrinsics.
21516 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21517 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21518 * spu.c (print_operand): Handle 'v' and 'w'.
21519 (exp2_immediate_p, spu_gen_exp2): Define.
21520 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21521 spu_convtf_1): Update parameter descriptions.
21522 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21523 * constraints.md ('v', 'w'): New.
21524 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21526 (i2f, I2F): New define_mode_attr.
21527 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21528 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21529 fixuns_truncv4sfv4si2): Update to use mode attribute.
21530 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21531 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21532 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21533 patterns for combine.
21535 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21537 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21538 (cprop, hoist, pre, store_motion): New debug counters.
21539 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21540 is not an RTL pass anymore.
21541 (pass_profiling): Remove extern decl for pass removed in 2005.
21542 (pass_gcse, pass_jump_bypass): Remove.
21543 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21544 to 0 for clean state.
21545 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21546 * cse.c (gate_handle_cse_after_global_opts,
21547 rest_of_handle_cse_after_global_opts): New functions.
21548 (pass_cse_after_global_opts): New pass, does local CSE.
21549 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21550 (TV_CPROP): New timevar.
21551 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21552 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21553 (gcse_main, recompute_all_luids): Remove.
21554 (compute_hash_table_work): Call max_reg_num instead of reading
21556 (cprop_jump): Don't set run_jump_opt_after_gcse.
21557 (constprop_register): Always allow to alter jumps.
21558 (cprop_insn): Likewise.
21559 (do_local_cprop): Likewise.
21560 (local_cprop_pass): Likewise. Return non-zero if something changed.
21561 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21562 (find_implicit_sets): Add note about missed optimization opportunity.
21563 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21564 pass_rtl_cprop execute function.
21565 Don't bother tracking the pass number, each pass gets its own dumpfile
21567 Always allow to alter jumpsand bypass jumps.
21568 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21569 will just find no suitable set.
21570 (pre_edge_insert): Fix dumping, this function is for PRE only.
21571 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21572 pass_rtl_pre execute function.
21573 (hoist_code): Return non-zero if something changed. Keep track of
21574 substitutions and insertions for statistics gathering similar to PRE.
21575 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21576 called from the pass_rtl_hoist execute function. Show pass statistics.
21577 (compute_store_table): Use max_reg_num directly instead of using the
21578 formerly global max_gcse_regno.
21579 (build_store_vectors): Likewise.
21580 (replace_store_insn): Fix dumping.
21581 (store_motion): Rename to ...
21582 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21583 pass, called from the pass_rtl_store_motion execute function. Keep
21584 track of substitutions and insertions for statistics gathering similar
21586 (bypass_jumps): Remove, fold interesting bits into ...
21587 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21588 from the pass_rtl_cprop execute function.
21589 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21590 pass_jump_bypass): Remove.
21591 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21592 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21593 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21594 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21595 (gate_rtl_store_motion, execute_rtl_store_motion,
21596 pass_rtl_store_motion): New.
21597 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21598 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21599 * passes.c (init_optimization_passes): Remove pass_gcse and
21600 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21601 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21602 instead of pass_jump_bypass.
21604 2009-04-27 Richard Guenther <rguenther@suse.de>
21606 PR middle-end/39928
21607 * gimplify.c (gimplify_expr): If we are required to create
21608 a temporary make sure it ends up as register.
21610 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21613 * config/i386/i386.c (construct_container): Don't call
21614 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21615 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21617 2009-04-27 Michael Matz <matz@suse.de>
21619 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21620 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21621 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21622 (dump_replaceable_exprs): Take a bitmap.
21623 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21625 (expand_gimple_basic_block): Likewise.
21626 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21627 replaceable_expressions member a bitmap.
21628 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21629 (mark_replaceable): Likewise.
21630 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21631 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21633 2009-04-27 Richard Guenther <rguenther@suse.de>
21635 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21636 (verify_stmts): Dispatch to gimple/type verification code.
21637 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21638 issue with call argument types.
21640 2009-04-27 Michael Matz <matz@suse.de>
21642 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21643 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21646 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21647 Eric Botcazou <ebotcazou@adacore.com>
21649 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21650 a label's basic block.
21651 (mark_target_live_regs): Tidy and rework obsolete comments.
21652 Change back DF problem to LIVE. If a label starts a basic block,
21653 assume that all registers that used to be live then still are.
21654 (init_resource_info): If a label starts a basic block, set its
21655 BLOCK_FOR_INSN accordingly.
21656 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21658 2009-04-27 Richard Guenther <rguenther@suse.de>
21660 * tree-flow-inline.h (function_ann): Remove.
21661 (get_function_ann): Likewise.
21662 * tree-dfa.c (create_function_ann): Remove.
21663 * tree-flow.h (struct static_var_ann_d): Remove.
21664 (struct function_ann_d): Likewise.
21665 (union tree_ann_d): Remove fdecl member.
21666 (function_ann_t): Remove.
21667 (function_ann, get_function_ann, create_function_ann): Remove
21670 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21672 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21674 2009-04-27 Jan Hubicka <jh@suse.cz>
21676 * ipa-pure-const.c (struct funct_state_d): New fields
21677 state_previously_known, looping_previously_known; remove
21678 state_set_in_source.
21679 (analyze_function): Use new fields.
21680 (propagate): Avoid assumption that state_set_in_source imply
21683 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21684 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21685 * cfgloop.h (finite_loop_p): Declare.
21687 2009-04-26 Michael Matz <matz@suse.de>
21689 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21691 2009-04-26 Michael Matz <matz@suse.de>
21693 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21694 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21695 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21696 pass_mark_used_blocks): Remove.
21697 * tree-optimize.c (pass_free_datastructures,
21698 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21699 * passes.c (init_optimization_passes): Don't call
21700 pass_mark_used_blocks, remove dead code.
21702 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21704 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21705 * tree-ssa-live.h (register_ssa_partition): Likewise.
21707 2009-04-26 Michael Matz <matz@suse.de>
21710 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21711 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21712 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21714 (compare_pairs): Swap cost comparison.
21715 (coalesce_ssa_name): Don't use change_partition_var.
21716 * tree-nrv.c (struct nrv_data): Add modified member.
21717 (finalize_nrv_r): Set it.
21718 (tree_nrv): Use it to update statements.
21719 (pass_nrv): Require PROP_ssa.
21720 * tree-mudflap.c (mf_decl_cache_locals,
21721 mf_build_check_statement_for): Use make_rename_temp.
21722 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21723 * alias.c (find_base_decl): Handle SSA names.
21724 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21725 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21726 * rtl.h (set_reg_attrs_for_parm): Declare.
21727 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21728 to "optimized", remove unused locals at finish.
21729 (execute_free_datastructures): Make global, call
21730 delete_tree_cfg_annotations.
21731 (execute_free_cfg_annotations): Don't call
21732 delete_tree_cfg_annotations.
21734 * ssaexpand.h: New file.
21735 * expr.c (toplevel): Include ssaexpand.h.
21736 (expand_assignment): Handle SSA names the same as register variables.
21737 (expand_expr_real_1): Expand SSA names.
21738 * cfgexpand.c (toplevel): Include ssaexpand.h.
21739 (SA): New global variable.
21740 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21741 (SSAVAR): New macro.
21742 (set_rtl): New helper function.
21743 (add_stack_var): Deal with SSA names, use set_rtl.
21744 (expand_one_stack_var_at): Likewise.
21745 (expand_one_stack_var): Deal with SSA names.
21746 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21747 before unique numbers.
21748 (expand_stack_vars): Use set_rtl.
21749 (expand_one_var): Accept SSA names, add asserts for them, feed them
21750 to above subroutines.
21751 (expand_used_vars): Expand all partitions (without default defs),
21752 then only the local decls (ignoring those expanded already).
21753 (expand_gimple_cond): Remove edges when jumpif() expands an
21754 unconditional jump.
21755 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21756 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21758 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21759 members of SA; deal with PARM_DECL partitions here; expand
21760 all PHI nodes, free tree datastructures and SA. Commit instructions
21761 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21762 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21763 info and statements at start, collect garbage at finish.
21764 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21765 (VAR_ANN_PARTITION) Remove.
21766 (change_partition_var): Don't declare.
21767 (partition_to_var): Always return SSA names.
21768 (var_to_partition): Only accept SSA names.
21769 (register_ssa_partition): Only check argument.
21770 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21772 (delete_var_map): Don't free it.
21773 (var_union): Only accept SSA names, simplify.
21774 (partition_view_init): Mark only useful SSA names as used.
21775 (partition_view_fini): Only deal with SSA names.
21776 (change_partition_var): Remove.
21777 (dump_var_map): Use ssa_name instead of partition_to_var member.
21778 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21780 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21781 (struct _elim_graph): New member const_dests; nodes member vector of
21783 (set_location_for_edge): New static helper.
21784 (create_temp): Remove.
21785 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21786 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21787 (new_elim_graph): Allocate const_dests member.
21788 (clean_elim_graph): Truncate const_dests member.
21789 (delete_elim_graph): Free const_dests member.
21790 (elim_graph_size): Adapt to new type of nodes member.
21791 (elim_graph_add_node): Likewise.
21792 (eliminate_name): Likewise.
21793 (eliminate_build): Don't take basic block argument, deal only with
21794 partition numbers, not variables.
21795 (get_temp_reg): New static helper.
21796 (elim_create): Use it, deal with RTL temporaries instead of trees.
21797 (eliminate_phi): Adjust all calls to new signature.
21798 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21799 (rewrite_trees): Only do checking.
21800 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21801 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21802 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21803 contains_tree_r, MAX_STMTS_IN_LATCH,
21804 process_single_block_loop_latch, analyze_edges_for_bb,
21805 perform_edge_inserts): Remove.
21806 (expand_phi_nodes): New global function.
21807 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21808 functions, initialize new parameter, remember partitions having a
21810 (finish_out_of_ssa): New global function.
21811 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21812 don't reset in_ssa_p here, don't disable TER when mudflap.
21813 (pass_del_ssa): Remove.
21814 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21816 (execute_free_datastructures): Declare.
21817 * Makefile.in (SSAEXPAND_H): New variable.
21818 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21819 * basic-block.h (commit_one_edge_insertion): Declare.
21820 * passes.c (init_optimization_passes): Move pass_nrv and
21821 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21822 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21823 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21824 (redirect_branch_edge): Deal with super block when expanding, split
21825 out jump patching itself into ...
21826 (patch_jump_insn): ... here, new static helper.
21828 2009-04-26 Michael Matz <matz@suse.de>
21830 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21831 beyond num_ssa_names.
21832 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21833 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21835 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21837 PR inline-asm/39543
21838 * fwprop.c (forward_propagate_asm): New function.
21839 (forward_propagate_and_simplify): Propagate also into __asm, if it
21840 doesn't increase the number of referenced registers.
21843 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21845 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21847 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21848 note_nonlocal_vla_type for nonlocal VLAs.
21849 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21850 contains_remapped_vars, remap_vla_decls): New functions.
21851 (convert_nonlocal_reference_stmt): If not optimizing, call
21852 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21853 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21854 if it wasn't found in var_map.
21855 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21856 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21857 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21859 * gimplify.c (nonlocal_vlas): New variable.
21860 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21862 (gimplify_body): Create and destroy nonlocal_vlas.
21864 * dwarf2out.c (loc_descr_plus_const): New function.
21865 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21866 mem_loc_descriptor, loc_descriptor_from_tree_1,
21867 descr_info_loc, gen_variable_die): Use it.
21869 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21870 !TREE_STATIC VAR_DECLs.
21871 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21872 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21873 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21874 DECL_BY_REFERENCE is valid.
21875 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21876 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21877 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21878 Copy DECL_BY_REFERENCE.
21879 (struct nesting_copy_body_data): New type.
21880 (nesting_copy_decl): New function.
21881 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21882 if they have variable length.
21884 2009-04-26 Michael Matz <matz@suse.de>
21886 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21887 mark new temporaries for renaming.
21889 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21892 * c-decl.c (global_bindings_p): Return negative value.
21893 (c_variable_size): New. Based on variable_size from
21895 (grokdeclarator): Call c_variable_size not variable_size.
21897 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21899 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21901 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21903 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21904 Redefine it to just use mingw/include.
21905 (ASM_SPEC): Rules for -m32 and -m64.
21906 (LINK_SPEC): Use Likewise.
21907 (SPEC_32): New define.
21908 (SPEC_64): Likewise.
21909 (SUB_LINK_SPEC): Likewise.
21910 (MULTILIB_DEFAULTS): New define.
21911 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
21912 Add multilib options.
21913 (MULTILIB_DIRNAMES): Likewise.
21914 (MULTILIB_OSDIRNAMES): Likewise.
21915 (LIBGCC): Likewise.
21916 (INSTALL_LIBGCC): Likewise.
21918 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21921 * c-tree.h (enum c_inline_static_type): New.
21922 (record_inline_static): Declare.
21923 * c-decl.c (struct c_inline_static, c_inline_statics,
21924 record_inline_static, check_inline_statics): New.
21925 (pop_file_scope): Call check_inline_statics.
21926 (start_decl): Call record_inline_static instead of pedwarning
21927 directly for static in inline function.
21928 * c-typeck.c (build_external_ref): Call record_inline_static
21929 instead of pedwarning directly for static referenced in inline
21932 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
21934 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
21935 not new but only being rescanned.
21936 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
21937 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
21938 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
21939 record_set_info, compute_set, grealloc): Remove.
21940 (recompute_all_luids): New function.
21941 (gcse_main): Don't compute sets, and don't do related memory
21942 allocations/free-ing. If something changed before the end of the
21943 pass, update LUIDs using recompute_all_luids.
21944 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
21945 (free_gcse_mem): Don't free it either.
21946 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
21947 Use the df insn LUIDs.
21948 (load_killed_in_block): Likewise.
21949 (compute_hash_table_work): Don't compute reg_set_in_block.
21950 (compute_transp): Use DF_REG_DEF_CHAINs.
21951 (local_cprop_pass): Don't use compute_sets and related functions.
21952 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
21953 Use get_max_uid() instead of max_cuid.
21954 (insert_insn_end_basic_block, pre_insert_copy_insn,
21955 update_ld_motion_stores): Don't try to
21956 keep reg_set tables up to date.
21957 (pre_insert_copies): Use df insn LUIDs.
21958 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
21959 (reg_set_info): Don't use extra bitmap argument.
21960 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
21961 information to compute regs_set_in_block.
21962 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
21963 (bypass_jumps): Don't use compute_sets and friends.
21965 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21968 * opts.c (undocumented_msg): Do not leave blank even with
21971 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21973 * c-decl.c (build_enumerator): Allow values folding to integer
21974 constants but not integer constant expressions with a pedwarn if
21977 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21980 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
21981 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
21982 type is an integer constant.
21984 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21987 * config/i386/i386.c (print_operand) ['z']: Revert handling of
21990 2009-04-25 Joseph Myers <joseph@codesourcery.com>
21993 * c-decl.c (grokdeclarator): Diagnose declarations of functions
21994 with variably modified return type and no storage class
21995 specifiers, except for the case of nested functions. Distinguish
21996 extern declarations of functions with variably modified return
21997 types from those of objects with variably modified types.
21999 2009-04-25 Jan Hubicka <jh@suse.cz>
22001 * tree.c (list_equal_p): New function.
22002 * tree.h (list_equal_p): Declare.
22003 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22004 basic_block_def, basic_block, const_basic_block): New.
22005 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22006 (redirect_eh_edge): New function.
22007 (make_eh_edge_update_phi): EH edges are not abnormal.
22008 * except.c: Include tree-flow.h.
22009 (list_match): New function.
22010 (eh_region_replaceable_by_p): New function.
22011 (replace_region): New function.
22012 (hash_type_list): New function.
22013 (hash_eh_region): New function.
22014 (eh_regions_equal_p): New function.
22015 (merge_peers): New function.
22016 (remove_unreachable_regions): Verify EH tree when checking;
22018 (copy_eh_region_1): New function.
22019 (copy_eh_region): New function.
22020 (push_reachable_handler): New function.
22021 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22022 regions without label but with live RESX.
22023 * except.h (redirect_eh_edge_to_label): New.
22024 * tree-flow.h (redirect_eh_edge): New.
22025 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22026 basic_block_def, basic_block, const_basic_block): Remove.
22027 * Makefile.in (except.o): Add dependency on tree-flow.h
22028 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22029 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22032 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22035 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22036 on the destination of memcpy.
22038 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22040 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22041 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22042 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22044 2009-04-25 Jan Hubicka <jh@suse.cz>
22046 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22047 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22048 to be reached by different label than left.
22049 (update_eh_edges): Update comment; remove edge_to_remove if possible
22050 and return true if suceeded.
22051 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22052 (cleanup_eh): Compute sharing map.
22053 * except.c (remove_eh_handler_and_replace): Add argument if we should
22055 (remove_unreachable_regions): Update for label sharing.
22056 (label_to_region_map): Likewise.
22057 (get_next_region_sharing_label): New function.
22058 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22060 (remove_eh_handler): Update.
22061 (remove_eh_region_and_replace_by_outer_of): New function.
22062 * except.h (struct eh_region): Add next_region_sharing_label.
22063 (remove_eh_region_and_replace_by_outer_of,
22064 get_next_region_sharing_label): Declare.
22065 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22067 2009-04-25 Jan Hubicka <jh@suse.cz>
22069 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22070 insert code even if they are not critical.
22072 2009-04-25 Jan Hubicka <jh@suse.cz>
22074 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22075 (gimple_can_remove_branch_p): EH edges won't remove branch by
22077 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22078 updating of non-abnormal EH edges.
22079 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22080 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22081 (split_critical_edges): Split also edges where emitting code on them
22082 will lead to splitting later.
22084 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22085 H.J. Lu <hongjiu.lu@intel.com>
22088 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22089 the configured assembler supports fildq and fistpq mnemonics.
22090 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22091 * configure: Regenerated.
22092 * config.in: Ditto.
22094 * config/i386/i386.c (print_operand): Handle 'Z'.
22095 ['z']: Remove handling of special fild/fist suffixes.
22096 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22097 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22098 suffix of fild insn.
22099 (*floatsi<mode>2_vector_mixed): Ditto.
22100 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22101 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22102 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22103 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22104 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22106 2009-04-25 Ben Elliston <bje@au.ibm.com>
22108 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22109 the source of a set operation.
22111 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22113 * target.h (struct gcc_target): Add case_values_threshold field.
22114 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22115 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22116 * targhooks.c (default_case_values_threshold): New function.
22117 * targhooks.h (default_case_values_threshold): Declare function.
22118 * stmt.c (expand_case): Use case_values_threshold target hook.
22119 * expr.h (case_values_threshold): Remove declartation.
22120 * expr.c (case_values_threshold): Remove function.
22121 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22123 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22124 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22125 (avr_case_values_threshold): Declare as static.
22126 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22128 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22129 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22130 (mn10300_case_values_threshold): New function.
22132 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22134 * ira.c (setup_cover_and_important_classes): Add enum cast.
22136 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22138 * genpreds.c (write_enum_constraint_num): Output definition of
22139 CONSTRAINT_NUM_DEFINED_P macro.
22140 * ira.c (setup_cover_and_important_classes): Use
22141 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22143 2009-04-24 DJ Delorie <dj@redhat.com>
22145 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22146 __SH2A_SINGLE_ONLY__ also.
22148 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22150 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22151 (movdf_internal): Ditto.
22152 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22153 SFmode and DFmode constants.
22154 (ia64_print_operand): Add 'G' format for printing
22155 floating point constants.
22157 2009-04-24 Richard Guenther <rguenther@suse.de>
22159 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22160 from unsigned additions.
22162 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22164 * c-typeck.c (set_init_index): Allow array designators that are
22165 not integer constant expressions with a pedwarn if pedantic.
22167 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22169 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22170 zero if no overlap in nonzero bits between the operands.
22172 2009-04-24 Ian Lance Taylor <iant@google.com>
22174 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22175 (record_dead_and_set_regs): Likewise.
22176 * df.h (struct df_mw_hardreg): Change flags field to int.
22177 (struct df_base_ref): Likewise.
22178 (struct df): Change changeable_flags field to int.
22179 * df-scan.c (df_defs_record): Change clobber_flags to int.
22180 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22181 constants rather than #define macros.
22182 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22183 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22184 (enum dwarf_calling_convention): Likewise.
22185 (enum dwarf_line_number_x_ops): Likewise.
22186 (enum dwarf_call_frame_info): Likewise.
22187 (enum dwarf_source_language): Likewise.
22188 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22189 (add_calling_convention_attribute): Likewise.
22190 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22191 (combine_comparisons): Change compcode to int. Add cast to enum type.
22192 * genrecog.c (maybe_both_true_2): Change c to int.
22193 (write_switch): Likewise. Add cast to enum type.
22194 * gimplify.c (gimplify_omp_for): Handle return values from
22195 gimplify_expr using MIN rather than bitwise or.
22196 (gimplify_expr): Add cast to enum type.
22197 * ipa-prop.c (update_jump_functions_after_inlining): Change
22198 IPA_BOTTOM to IPA_JF_UNKNOWN.
22199 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22200 Add casts to enum type.
22201 (setup_cover_and_important_classes): Change cl to int. Add casts
22203 (setup_class_translate): Change cl and mode to int.
22204 (ira_init_once): Change mode to int.
22205 (free_register_move_costs): Likewise.
22206 (setup_prohibited_mode_move_regs): Add casts to enum type.
22207 * langhooks.c (add_builtin_function_common): Rework assertion that
22208 value fits bitfield.
22209 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22210 * omega.c (omega_do_elimination): Avoid math on enum types.
22211 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22212 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22213 int local to handle integral_argment value.
22214 * regmove.c (try_auto_increment): Change PUT_MODE to
22216 * reload.c (push_secondary_reload): Add casts to enum type.
22217 (secondary_reload_class, find_valid_class): Likewise.
22218 * reload1.c (emit_input_reload_insns): Likewise.
22219 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22220 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22221 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22223 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22224 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22226 (expand_complex_libcall): Add casts to enum type.
22227 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22228 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22229 with ERROR_MARK, not NUM_TREE_CODES.
22230 (vect_create_epilog_for_reduction): Likewise.
22231 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22232 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22233 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22235 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22236 vect_unused_in_loop. Change 0 to loop_vect.
22237 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22238 * var-tracking.c (get_init_value): Change return type to enum
22240 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22241 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22243 (arm_override_options): Add casts to enum type.
22244 (arm_emit_tls_decoration): Likewise.
22245 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22247 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22248 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22249 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22251 * config/s390/s390.c (code_for_builtin_64): Change to array of
22253 (code_for_builtin_31): Likewise.
22254 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22256 * config/sparc/sparc.c (sparc_override_options): Change value
22257 field in struct code_model to enum cmodel. In initializer change
22258 0 to NULL and add cast to enum type.
22260 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22261 Change all callers. Issue a -Wc++-compat warning using
22262 lhs_origtype if necessary.
22263 (convert_for_assignment): Issue -Wc++-compat warnings about
22264 invalid conversions to enum type on assignment.
22265 * c-common.h (build_modify_expr): Update declaration.
22267 2009-04-24 Nick Clifton <nickc@redhat.com>
22269 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22270 (function_arg_advance): Likewise.
22271 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22274 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22276 * config/s390/constraints.md ('I', 'J'): Fix condition.
22278 2009-04-24 Diego Novillo <dnovillo@google.com>
22280 * gengtype-parse.c (parse_error): Add newline after message.
22282 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22284 * config/i386/sse.md (avxmodesuffixs): Removed.
22285 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22286 (*avx_pinsr<ssevecsize>): This.
22288 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22290 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22291 follow chains of regs with a single definition, and allow expressions
22292 that are function_invariant_p.
22293 (simple_rhs_p): Allow expressions that are function_invariant_p.
22295 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22297 PR middle-end/39867
22298 * fold-const.c (fold_cond_expr_with_comparison): When folding
22299 > and >= to MAX, make sure the MAX uses the same type as the
22300 comparison's operands.
22302 2009-04-24 Nick Clifton <nickc@redhat.com>
22304 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22305 addressing for DImode accesses.
22306 (frv_print_operand_address): Handle PLUS case.
22307 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22309 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22311 PR rtl-optimization/39794
22312 * alias.c (canon_true_dependence): Add x_addr argument.
22313 * rtl.h (canon_true_dependence): Adjust prototype.
22314 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22315 * cselib.c (cselib_invalidate_mem): Likewise.
22316 * gcse.c (compute_transp): Likewise.
22317 * dse.c (scan_reads_nospill): Likewise.
22318 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22319 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22320 canon_base_addr of the group, plus optional offset.
22321 (struct group_info): Rename canon_base_mem to
22323 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22324 canon_rtx of base_mem.
22326 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22328 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22329 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22331 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22333 * config/spu/spu-builtins.h: Delete file.
22335 * config/spu/spu.h (enum spu_builtin_type): Move here from
22337 (struct spu_builtin_description): Likewise. Add GTY marker.
22338 Do not use enum spu_function_code or enum insn_code.
22339 (spu_builtins): Add extern declaration.
22341 * config/spu/spu.c: Do not include "spu-builtins.h".
22342 (enum spu_function_code, enum spu_builtin_type_index,
22343 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22344 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22345 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22346 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22347 (spu_builtin_types): Make static. Add GTY marker.
22348 (spu_builtins): Add extern declaration with GTY marker.
22349 Include "gt-spu.h".
22351 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22352 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22353 Check programmatically whether all parameters are scalar.
22355 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22357 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22359 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22360 assignment from the constructor either if the target is volatile.
22362 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22364 * config/arm/arm.md (insv): Do not share operands[0].
22366 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22368 * config/vxlib-tls.c (active_tls_threads): Delete.
22369 (delete_hook_installed): New.
22370 (tls_delete_hook): Don't delete the delete hook.
22371 (tls_destructor): Delete it here.
22372 (__gthread_set_specific): Adjust installing the delete hook.
22373 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22374 __gthread_leave_tsd_dtor_context.
22376 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22378 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22380 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22382 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22384 (alpha_rtx_costs): Ditto.
22385 (emit_unlikely_jump): Use add_reg_note.
22386 (emit_frame_store_1): Ditto.
22387 (alpha_expand_prologue): Ditto.
22388 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22389 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22391 2009-04-23 Nick Clifton <nickc@redhat.com>
22393 * config/v850/v850.md (epilogue): Remove suppressed code.
22394 (return): Rename to return_simple and remove test of frame size.
22395 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22396 to gen_return_simple.
22398 2009-04-22 Jing Yu <jingyu@google.com>
22401 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22403 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22406 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22407 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22408 value is a VECTOR_CST, the element type is the element type of the
22411 2009-04-22 DJ Delorie <dj@redhat.com>
22413 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22415 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22417 * alias.c (find_base_term): Move around LO_SUM case, so that
22418 CONST falls through into PLUS/MINUS handling.
22421 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22422 into 0, use omit_one_operand.
22424 2009-04-23 Ben Elliston <bje@au.ibm.com>
22426 * config/rs6000/linux-unwind.h (get_regs): Remove type
22427 puns. Change the type of `pc' to an array of unsigned ints and
22428 update all users. Constify frame24.
22430 2009-04-22 DJ Delorie <dj@redhat.com>
22432 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22433 declarations before code.
22434 (current_function_special_page_vector): Likewise.
22435 (m32c_expand_insv): Silence a warning.
22437 2009-04-21 Taras Glek <tglek@mozilla.com>
22439 * alias.c: Update GTY annotations to new syntax.
22440 * basic-block.h: Likewise.
22441 * bitmap.h: Likewise.
22442 * c-common.h: Likewise.
22443 * c-decl.c: Likewise.
22444 * c-parser.c: Likewise.
22445 * c-pragma.c: Likewise.
22446 * c-tree.h: Likewise.
22447 * cfgloop.h: Likewise.
22448 * cgraph.h: Likewise.
22449 * config/alpha/alpha.c: Likewise.
22450 * config/arm/arm.h: Likewise.
22451 * config/avr/avr.h: Likewise.
22452 * config/bfin/bfin.c: Likewise.
22453 * config/cris/cris.c: Likewise.
22454 * config/darwin.c: Likewise.
22455 * config/frv/frv.c: Likewise.
22456 * config/i386/i386.c: Likewise.
22457 * config/i386/i386.h: Likewise.
22458 * config/i386/winnt.c: Likewise.
22459 * config/ia64/ia64.h: Likewise.
22460 * config/iq2000/iq2000.c: Likewise.
22461 * config/mips/mips.c: Likewise.
22462 * config/mmix/mmix.h: Likewise.
22463 * config/pa/pa.c: Likewise.
22464 * config/pa/pa.h: Likewise.
22465 * config/rs6000/rs6000.c: Likewise.
22466 * config/s390/s390.c: Likewise.
22467 * config/sparc/sparc.c: Likewise.
22468 * config/xtensa/xtensa.c: Likewise.
22469 * cselib.h: Likewise.
22470 * dbxout.c: Likewise.
22471 * dwarf2out.c: Likewise.
22472 * except.c: Likewise.
22473 * except.h: Likewise.
22474 * fixed-value.h: Likewise.
22475 * function.c: Likewise.
22476 * function.h: Likewise.
22477 * gimple.h: Likewise.
22478 * integrate.c: Likewise.
22479 * optabs.c: Likewise.
22480 * output.h: Likewise.
22481 * real.h: Likewise.
22483 * stringpool.c: Likewise.
22484 * tree-data-ref.c: Likewise.
22485 * tree-flow.h: Likewise.
22486 * tree-scalar-evolution.c: Likewise.
22487 * tree-ssa-address.c: Likewise.
22488 * tree-ssa-alias.h: Likewise.
22489 * tree-ssa-operands.h: Likewise.
22490 * tree.c: Likewise.
22491 * tree.h: Likewise.
22492 * varasm.c: Likewise.
22493 * varray.h: Likewise.
22495 * coretypes.h: Do not define GTY macro if it is already defined.
22496 * doc/gty.texi: Update GTY documentation to new syntax.
22497 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22498 annotations on structs.
22499 * gengtype-parse.c: Likewise.
22501 2009-04-22 Mark Heffernan <meheff@google.com>
22503 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22505 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22507 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22510 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22512 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22513 the same as a PLUS without a shift. Increase the cost of a
22516 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22518 * Makefile.in: Update dependencies.
22519 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22520 * errors.h: Remove bogus comment about compatibility.
22521 (warning): Update declaration.
22522 * genautomata.c: Update all calls to warning.
22523 * gimple.c: Do not include errors.h. Include toplev.h.
22524 * tree-ssa-structalias.c: Do not include errors.h.
22525 * omega.c: Likewise.
22526 * tree-ssa-reassoc.c: Likewise.
22527 * config/spu/spu-c.c: Likewise.
22528 * config/spu/t-spu-elf: Update dependencies.
22530 2009-04-22 Richard Guenther <rguenther@suse.de>
22532 PR tree-optimization/39824
22533 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22534 make sure the types are compatible.
22536 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22539 * c-common.c (c_parse_error): Take a token_flags parameter.
22540 Use token_type for the token type instead.
22541 Pass token_flags to cpp_type2name.
22542 * c-common.h (c_parse_error): Update declaration.
22543 * c-parser.c (c_parser_error): Pass 0 as token flags.
22545 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22547 PR rtl-optimization/39580
22548 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22550 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22552 * function.c (expand_function_end): Do not emit a jump to the "naked"
22553 return label for fall-through returns.
22554 * except.c (sjlj_emit_function_exit): Always place the call to the
22555 unregister function at the location installed by expand_function_end.
22557 2009-04-22 Richard Guenther <rguenther@suse.de>
22559 PR tree-optimization/39845
22560 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22561 (gen_inbound_check): Likewise.
22563 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22565 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22567 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22568 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22570 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22572 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22573 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22574 shift counts to avoid out-of-bounds array accesses.
22576 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22578 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22579 (Pmode): Move above.
22581 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22583 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22584 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22585 GET_CODE macro. Use IN_RANGE macro where appropriate.
22586 * config/alpha/alpha.h: Ditto.
22587 * config/alpha/alpha.md: Ditto.
22588 * config/alpha/constraints.md: Ditto.
22589 * config/alpha/predicates.md: Ditto.
22591 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22593 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22594 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22595 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22596 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22597 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22598 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22599 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22600 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22601 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22602 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22603 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22604 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22605 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22606 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22607 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22608 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22609 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22610 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22611 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22612 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22613 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22614 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22615 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22616 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22617 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22618 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22619 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22621 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22623 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22624 references from comments.
22625 * cfgbuild.c (count_basic_blocks): Delete.
22626 (find_basic_blocks_1): Delete.
22627 (find_basic_blocks): Delete.
22628 * except.c (finish_eh_generation): Make static. Move comment from
22629 except.h here. Remove find_basic_blocks references from comments.
22630 * except.h (finish_eh_generation): Delete.
22631 * basic-block.h (find_basic_blocks): Delete.
22632 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22634 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22636 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22637 (sdbout_parms): Likewise.
22639 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22641 * config/sh/sh.c (prepare_cbranch_operands): Use
22642 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22643 (expand_cbranchdi4): Likewise.
22644 (from_compare): Add cast to enum type.
22645 (expand_cbranchsi4): Use add_reg_note.
22646 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22647 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22648 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22649 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22650 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22651 instead of CODE_FOR_nothing.
22652 (cbranchdi4): Likewise. Fix the order of arguments for
22654 (push_fpscr): Use add_reg_note.
22655 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22656 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22658 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22660 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22661 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22662 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22663 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22664 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22665 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22666 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22667 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22668 config/alpha/x-vms, config/arc/t-arc,
22669 config/arm/README-interworking, config/arm/arm-c.c,
22670 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22671 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22672 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22673 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22674 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22675 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22676 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22677 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22678 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22679 config/cris/t-elfmulti, config/crx/t-crx,
22680 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22681 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22682 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22683 config/h8300/t-h8300, config/i386/athlon.md,
22684 config/i386/darwin-libgcc.10.4.ver,
22685 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22686 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22687 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22688 config/i386/t-linux64, config/i386/t-nwld,
22689 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22690 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22691 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22692 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22693 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22694 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22695 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22696 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22697 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22698 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22699 config/m68k/t-uclinux, config/mcore/t-mcore,
22700 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22701 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22702 config/mips/crtn.asm, config/mips/irix-crti.asm,
22703 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22704 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22705 config/mips/mips-fixed.md, config/mips/sb1.md,
22706 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22707 config/mips/t-iris6, config/mips/t-isa3264,
22708 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22709 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22710 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22711 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22712 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22713 config/mn10300/t-linux, config/mn10300/t-mn10300,
22714 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22715 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22716 config/picochip/libgccExtras/clzsi2.asm,
22717 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22718 config/rs6000/darwin-libgcc.10.4.ver,
22719 config/rs6000/darwin-libgcc.10.5.ver,
22720 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22721 config/rs6000/t-aix43, config/rs6000/t-aix52,
22722 config/rs6000/t-darwin, config/rs6000/t-fprules,
22723 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22724 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22725 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22726 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22727 config/rs6000/t-rtems, config/rs6000/t-spe,
22728 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22729 config/score/t-score-elf, config/sh/divcost-analysis,
22730 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22731 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22732 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22733 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22734 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22735 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22736 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22737 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22738 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22739 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22740 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22741 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22742 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22743 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22744 * config/h8300/genmova.sh: Include copyright and license notices
22745 in generated output.
22746 * config/h8300/mova.md: Regenerate.
22747 * doc/install.texi2html: Include word "Copyright" in copyright
22748 notice and use name "Free Software Foundation, Inc.".
22749 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22750 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22751 ChangeLog-2007, ChangeLog-2008: Correct dates.
22753 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22755 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22756 NE_EXPR operations as well.
22757 * c-parser.c (c_parser_condition): Do not set location information on
22759 (c_parser_conditional_expression): Likewise.
22760 (c_parser_binary_expression): Set location information on operators.
22761 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22762 TRUTH_NOT_EXPR has been folded.
22763 * fold-const.c (fold_truth_not_expr): Copy location information from
22764 the incoming expression to the outgoing one.
22765 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22766 recursive calls on the LHS of the operator but pass that of the
22767 operator to recursive calls on the RHS of the operator. Set it
22769 (shortcut_cond_expr): Set the locus of the operator on the second
22770 COND_EXPR and that of the expression on the first in degenerate cases.
22771 Pass the locus of the expression to calls to shortcut_cond_r.
22772 Set the locus of the 'then' block on the associated jump, if any.
22773 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22774 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22775 expression to call to gimplify_boolean_expr.
22777 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22779 * config.gcc: Add additional configuration for
22780 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22781 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22782 (CPP_SPEC): Redefine for allowing -municode option.
22783 (STARTFILE_SPEC): Likewise.
22784 * config/i386/t-mingw-w64: New.
22785 * config/i386/mingw-w64.opt: New.
22786 (municode): Add new target option.
22787 * doc/invoke.texi (municode): Add documentation for new option.
22789 2009-04-21 Ian Lance Taylor <iant@google.com>
22791 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22792 Correct test for number of arguments.
22793 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22795 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22797 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22798 argument of emit_library_call.
22800 2009-04-21 Richard Guenther <rguenther@suse.de>
22802 PR middle-end/39829
22803 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22804 inside VIEW_CONVERT_EXPRs.
22806 2009-04-21 Martin Jambor <mjambor@suse.cz>
22808 * tree-switch-conversion.c (build_constructors): Split a long line.
22809 (constructor_contains_same_values_p): New function.
22810 (build_one_array): Create assigns of constants if possible, do not
22811 call mark_sym_for_renaming, call update_stmt.
22812 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22813 make_rename_temp. Do not call mark_symbols_for_renaming, call
22815 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22816 find_new_referenced_vars, call update_stmt.
22817 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22818 instead of calling make_rename_temp. Do not call
22819 find_new_referenced_vars or mark_symbols_for_renaming, call
22822 2009-04-21 Richard Guenther <rguenther@suse.de>
22824 PR tree-optimization/39827
22825 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22826 (tree_ssa_phiprop): Pass the correct array size.
22828 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22830 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22832 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22835 * c-typeck.c (lvalue_p): Move declaration ...
22836 * c-common.h (lvalue_p): ... to here.
22837 * c-common.c (candidate_equal_p): New.
22838 (add_tlist): Use it.
22839 (merge_tlist): Use it.
22840 (warn_for_collisions_1): Likewise.
22841 (warning_candidate_p): Accept more candidates.
22842 (verify_tree): A warning candidate can be an expression. Use
22845 2009-04-21 Ben Elliston <bje@au.ibm.com>
22848 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22849 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22850 options. Remove -mcall-solaris documentation.
22852 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22855 * doc/invoke.texi (-Wlong-long): Update description.
22856 * c-lex (interpret_integer): Only warn if there was no previous
22857 overflow and -Wlong-long is enabled.
22858 * c-decl.c (declspecs_add_type): Drop redundant flags.
22859 * c.opt (Wlong-long): Init to -1.
22860 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22861 and front-end warn_long_long. Wlong-long only depends on other
22862 flags if it is uninitialized.
22863 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22864 the same for CPP and FE.
22865 (restore_extension_diagnostics): Likewise.
22867 2009-04-20 Ian Lance Taylor <iant@google.com>
22869 Fix enum conversions which are invalid in C++:
22870 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22871 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22872 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22873 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22874 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22875 (dbxout_parms): Likewise.
22876 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22877 (df_clear_flags): Likewise.
22878 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22879 top_flag parameter to int.
22880 (df_chain_create_bb_process_use): Likewise.
22881 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22883 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22884 (df_ref_create_structure, df_def_record_1): Likewise.
22885 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22886 (df_notes_rescan): Change 0 to VOIDmode in function call.
22887 (df_get_call_refs, df_insn_refs_collect): Likewise.
22888 (df_bb_regs_collect): Likewise.
22889 (df_entry_block_defs_collect): Likewise.
22890 (df_exit_block_uses_collect): Likewise.
22891 * df.h: Update declarations.
22892 * double-int.c (double_int_divmod): Add cast to enum type.
22893 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22894 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22895 (based_loc_descr): Likewise.
22896 (loc_descriptor_from_tree_1): Change first_op and second_op to
22897 enum dwarf_location_atom. Add cast to enum type.
22898 * expmed.c (init_expmed): Change 0 to SET in function call.
22899 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22900 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22901 (do_store_flag): Likewise.
22902 * fixed-value.h (struct fixed_value): Change mode to enum
22904 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22905 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22907 (insert_insn_decl, insert_decl, insert_state): Likewise.
22908 (automata_list_finish): Likewise.
22909 * genrecog.c (process_define_predicate): Add cast to enum type.
22910 * gensupport.c (init_predicate_table): Add cast to enum type.
22911 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
22913 (gimple_build_call_1, gimple_build_label): Likewise.
22914 (gimple_build_goto, gimple_build_asm_1): Likewise.
22915 (gimple_build_switch_1, gimple_build_cdt): Likewise.
22916 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
22917 (enum fallback): Rename from enum fallback_t.
22918 (fallback_t): Typedef as int.
22919 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
22920 GSI_SAME_STMT in function call.
22921 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
22923 (setup_reg_class_relations): Likewise.
22924 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
22925 (setup_prohibited_class_mode_regs): Add cast to enum type.
22926 (setup_prohibited_mode_move_regs): Likewise.
22927 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
22928 (record_address_regs): Change i to enum reg_class.
22929 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
22930 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
22931 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
22932 (GET_MODE_2XWIDER_MODE): Likewise.
22933 (GET_CLASS_NARROWEST_MODE): Likewise.
22934 * omp-low.c (expand_omp_for): Add cast to enum type.
22935 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
22936 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
22937 * postreload.c (reload_cse_simplify_operands): Change rclass local
22939 * predict.c (combine_predictions_for_insn): Change best_predictor
22940 and predictor to enum br_predictor.
22941 (combine_predictions_for_bb): Likewise.
22942 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
22943 use SET_PREDICT_EXPR_OUTCOME.
22944 * real.c (real_arithmetic): Change icode to code in function call.
22945 * reginfo.c (init_move_cost): Add casts to enum type.
22946 (init_reg_sets_1, init_fake_stack_mems): Likewise.
22947 * regmove.c (regclass_compatible_p): Change class0 and class1 to
22949 * reload.c (find_valid_class): Add casts to enum type.
22950 (push_reload): Change 0 to NO_REGS in function call.
22951 (find_reloads): Change this_alternative to array of enum
22952 reg_class. Remove some now-unnecessary casts.
22953 (make_memloc): Change 0 to VOIDmode in function call.
22954 * reload1.c (reload): Change 0 to VOIDmode in function call.
22955 (eliminate_regs_1, elimination_effects): Likewise.
22956 (eliminate_regs_in_insn): Likewise.
22957 (emit_input_reload_insns): Add cast to enum type.
22958 (delete_output_reload): Change 0 to VOIDmode in function call.
22959 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
22960 to enum type in function call.
22961 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
22962 (SET_PREDICT_EXPR_OUTCOME): Define.
22963 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
22964 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
22965 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
22966 (dump_function): Likewise.
22967 * tree-dump.h: Update declarations.
22968 * tree-pass.h: Update declarations.
22969 * varasm.c (assemble_integer): Change mclass to enum mode_class.
22970 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
22972 (arm_rtx_costs_1): Correct parenthesization.
22973 (arm_rtx_costs): Add casts to enum type.
22974 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
22975 (vfp_emit_fstmd): Use add_rg_note.
22976 (emit_multi_reg_push, emit_sfm): Likewise.
22977 (thumb_set_frame_pointer): Likewise.
22978 (arm_expand_prologue): Likewise.
22979 (arm_regno_class): Change return type to enum reg_class.
22980 (thumb1_expand_prologue): Use add_reg_note.
22981 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
22982 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
22984 * config/arm/gentune.sh: Add cast to enum type.
22985 * config/arm/arm-tune.md: Rebuild.
22986 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
22987 (ix86_split_fp_branch, predict_jump): Likewise.
22988 (ix86_expand_multi_arg_builtin): Change sub_code from enum
22989 insn_code to enum rtx_code.
22990 (ix86_builtin_vectorized_function): Add cast to enum type.
22991 * config/i386/i386.md (truncdfsf2): Change slot to enum
22993 (truncxf<mode>2, isinf<mode>2): Likewise.
22994 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
22996 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
22997 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
22998 (insert_bundle_state): Change 1 to INSERT in function call.
22999 (ia64_add_bundle_selector_before): Likewise.
23000 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23001 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23002 (restore_stack_nonlocal): Likewise.
23003 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23005 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23007 (mips_rtx_costs): Likewise.
23008 (mips_override_options): Add casts to enum type.
23009 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23011 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23012 (store_reg, set_reg_plus_d): Likewise.
23013 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23014 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23016 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23018 (emit_unlikely_jump): Use add_reg_note.
23019 (rs6000_emit_allocate_stack): Likewise.
23020 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23021 (output_toc): Change 1 to INSERT in function call.
23022 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23023 (rs6000_initialize_trampoline): Likewise.
23024 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23026 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23027 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23028 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23029 (save_gprs): Use add_reg_note.
23030 (s390_emit_prologue): Likewise.
23031 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23032 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23033 (sparc_fold_builtin): Add cast to enum type.
23034 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23036 (spu_expand_prologue): Use add_reg_note.
23037 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23039 2009-04-20 Ian Lance Taylor <iant@google.com>
23041 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23042 (c_parser_postfix_expression_after_primary): Get VEC for list of
23043 arguments. Get original types of arguments. Call
23044 build_function_call_vec.
23045 (cached_expr_list_1, cached_expr_list_2): New static variables.
23046 (c_parser_expr_list): Change return type to VEC *. Add
23047 p_orig_types parameter. Change all callers.
23048 (c_parser_release_expr): New static function.
23049 (c_parser_vec_to_tree_list): New static function.
23050 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23051 call build_function_call_vec.
23052 (build_function_call_vec): New function, based on old
23053 build_function_call.
23054 (convert_arguments): Remove nargs and argarray parameters. Change
23055 values to a VEC. Add origtypes parameter.
23056 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23057 (convert_for_assignment): Add origtype parameter. Change all
23058 callers. If warn_cxx_compat, check for conversion to an enum
23059 type when calling a function.
23060 (store_init_value): Add origtype parameter. Change all callers.
23061 (digest_init): Likewise.
23062 (struct init_node): Add origtype field.
23063 (add_pending_init): Add origtype parameter. Change all callers.
23064 (output_init_element): Likewise.
23065 (output_pending_init_elements): Pass origtype from init_node to
23066 output_init_element.
23067 (process_init_element): Pass origtype from c_expr to
23068 output_init_element.
23069 (c_finish_return): Add origtype parameter. Change all callers.
23070 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23072 (sync_resolve_params): Likewise.
23073 (sync_resolve_return): Change params to first_param. Change caller.
23074 (resolve_overloaded_builtins): Change params to VEC *. Change
23075 callers. Save first parameter around call to build_function_call_vec.
23076 * c-decl.c (finish_decl): Add origtype parameter. Change all
23077 callers. Call build_function_call_vec rather than
23078 build_function_call for cleanup.
23079 * c-tree.h: Update declarations.
23080 * c-common.h: Update declarations.
23081 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23082 params to first_param.
23083 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23084 params parameter from tree to void *.
23085 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23086 Change arglist parameter to have type void *, and to be a pointer
23088 * config/rs6000/rs6000-protos.h
23089 (altivec_resolve_overloaded_builtin): Update declaration.
23090 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23091 fnargs parameter to have type void *, and to be a pointer to a
23092 VEC. Call build_function_call_vec instead of
23093 build_function_call.
23094 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23096 2009-04-20 Joey Ye <joey.ye@intel.com>
23097 Xuepeng Guo <xuepeng.guo@intel.com>
23098 H.J. Lu <hongjiu.lu@intel.com>
23100 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23102 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23103 (IX86_LEA_PRIORITY): Likewise.
23104 (distance_non_agu_define): New function.
23105 (distance_agu_use): Likewise.
23106 (ix86_lea_for_add_ok): Likewise.
23107 (ix86_dep_by_shift_count): Likewise.
23109 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23110 should split for LEA.
23112 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23114 (ix86_dep_by_shift_count): Likewise.
23116 2009-04-20 Richard Guenther <rguenther@suse.de>
23118 * expr.c (handled_component_p): Move ...
23119 * tree.h (handled_component_p): ... here.
23120 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23121 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23122 and REALPART_EXPR to be in one group.
23124 2009-04-20 Richard Guenther <rguenther@suse.de>
23126 * basic-block.h (get_all_dominated_blocks): Declare.
23127 * dominance.c (get_all_dominated_blocks): New function.
23128 * tree-cfg.c (get_all_dominated_blocks): Remove.
23129 (remove_edge_and_dominated_blocks): Adjust.
23130 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23131 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23132 instead of recursing.
23134 2009-04-20 Doug Kwan <dougkwan@google.com>
23136 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23137 (struct cgraph_node_set_def): New type.
23138 (cgraph_node_set) New type. Also declare vector functions.
23139 (struct cgraph_node_set_element_def): New type.
23140 (cgraph_node_set_element): Ditto.
23141 (cgraph_node_set_iterator): New iterator type.
23142 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23143 cgraph_node_set_remove, dump_cgraph_node_set,
23144 debug_cgraph_node_set): New prototypes.
23145 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23146 cgraph_node_set_size): New inlines.
23147 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23148 including cgraph.h.
23149 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23150 argument to function 'write_summary'.
23151 * ipa.c: Include ggc.h.
23152 (hash_cgraph_node_set_element,
23153 eq_cgraph_node_set_element, cgraph_node_set_new,
23154 cgraph_node_set_add, cgraph_node_set_remove,
23155 cgraph_node_set_find, dump_cgraph_node_set,
23156 debug_cgraph_node_set): New functions.
23157 * Makefile.in (ipa.o): Add dependency on GGC_H.
23159 2009-04-20 Ira Rosen <irar@il.ibm.com>
23161 PR tree-optimization/39675
23162 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23163 check of the return code of vect_schedule_slp. Check that
23164 stmt_vec_info still exists for the statement, before checking its
23165 vectorization type.
23167 2009-04-20 Michael Matz <matz@suse.de>
23169 * Makefile.in (generated_files): Take out $(simple_generated_c).
23171 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23173 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23174 (UINTPTR_TYPE): Likewise.
23176 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23179 * c-typeck.c (digest_init): Check for initializing an array with a
23182 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23185 * c-semantics.c (pop_stmt_list): Propagate
23186 STATEMENT_LIST_HAS_LABEL to parent statement list.
23188 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23190 * config/mips/mips.h (mips_tune_attr): New macro.
23191 * config/mips/mips.md (cpu): Use it.
23193 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23196 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23199 2009-04-19 Diego Novillo <dnovillo@google.com>
23201 * toplev.c (compile_file): Move call to coverage_finish ...
23202 * cgraphunit.c (ipa_passes): ... here.
23203 Call cgraph_process_new_functions.
23204 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23205 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23207 2009-04-19 Jan Hubicka <jh@suse.cz>
23209 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23211 (dump_cgraph_node): Dump can throw external flag.
23212 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23214 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23218 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23219 * common.opt (Wlogical-op): Move from here...
23220 * c.opt (Wlogical-op): ... to here.
23221 * c-typeck.c (parser_build_binary_op): Update call to
23222 warn_logical_operator.
23223 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23225 * c-common.c (warn_logical_op): Update.
23226 * c-common.h (warn_logical_op): Update declaration.
23228 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23230 * tree.c (protected_set_expr_location): Fix formatting.
23232 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23235 * c-typeck.c (readonly_warning): new.
23236 (build_unary_op, build_modify_expr): Use readonly_warning for
23237 storing into something readonly but not const-qualified.
23239 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23242 * c-typeck.c (build_unary_op): Check for taking address of
23243 expression of type void.
23245 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23248 * c-typeck.c (build_function_call): Check for calling a function
23249 with qualified void return types. Call require_complete_type when
23252 2009-04-18 Jan Hubicka <jh@suse.cz>
23254 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23256 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23257 can_throw_external flag.
23258 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23259 * ipa-pure-const.c (ignore_edge): New function.
23260 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23261 only over can_throw_external edges.
23262 (local_pure_const): Add nothrow flag.
23263 * ipa-utils.c (searchc): Add ignore_edge callback.
23264 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23265 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23266 (set_nothrow_function_flags): Update cgraph.
23267 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23269 2009-04-18 Richard Guenther <rguenther@suse.de>
23271 PR middle-end/39804
23272 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23273 (fold_stmt): ... this and ...
23274 (fold_stmt_inplace): ... this.
23275 (fold_stmt_1): Fold references in calls and asms.
23276 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23278 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23280 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23281 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23283 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23285 * tree.c (function_args_count): Remove.
23286 * tree.h: Remove the prototype for function_args_count.
23288 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23290 * tree-iterator.c (expr_only): Remove.
23291 * tree.h: Remove the prototype for expr_only.
23293 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23295 * reginfo.c (cannot_change_mode_set_regs): Remove.
23296 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23298 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23300 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23301 whether operands 0 and 1 overlaps.
23303 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23305 PR middle-end/36902
23306 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23307 pointer. Use warning_at instead of warning.
23308 (search_for_addr_array): Likewise.
23309 (check_array_bounds): Likewise.
23310 (check_all_array_refs): Check that the incoming edge is not in the
23311 list of edges to be removed.
23312 (check_all_array_refs): Avoid the temporal pointer.
23313 (vrp_visit_cond_stmt): Fix typo.
23314 (simplify_switch_using_ranges): Handle the case where the switch
23315 index is an integer constant.
23317 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23319 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23321 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23323 * doc/extend.texi, doc/invoke.texi: Fix typos.
23325 2009-04-17 Cary Coutant <ccoutant@google.com>
23327 * tree-flow-inline.h (get_lineno): Fix inverted test.
23329 2009-04-17 Diego Novillo <dnovillo@google.com>
23331 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23332 assertion for AVAIL_OUT.
23334 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23337 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23338 * config/sh/linux-atomic.asm: Likewise.
23340 2009-04-17 Diego Novillo <dnovillo@google.com>
23342 * except.c (debug_eh_tree): New.
23343 (struct eh_region, struct eh_status): Move ...
23344 * except.h: ... here.
23345 (add_type_for_runtime): Declare extern.
23346 (lookup_type_for_runtime): Likewise.
23347 (debug_eh_tree): Declare.
23348 * Makefile.in (GTFILES): List except.h before except.c
23350 2009-04-17 Diego Novillo <dnovillo@google.com>
23352 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23353 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23354 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23355 (find_vars_r): ... here.
23356 * tree-flow.h (find_referenced_vars_in): Declare.
23357 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23358 that AVAIL_OUT exists for BLOCK.
23359 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23360 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23361 (tree-parloops.o): Likewise.
23363 2009-04-17 Simon Baldwin <simonb@google.com>
23365 * toplev.c (default_tree_printer): Add handling for %E format.
23367 2009-04-17 Diego Novillo <dnovillo@google.com>
23369 * tree-pretty-print.c (dump_generic_node): Add break after
23370 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23371 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23372 FUNCTION_TYPE together. Call print_struct_decl when printing
23373 structures and TDF_SLIM is not given.
23374 (print_struct_decl): Fix logic for detecting recursion.
23376 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23379 * gcc.c (create_at_file): New.
23380 (compile_input_file_p): New.
23381 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23382 * main.c (main): Update call to toplev_main.
23383 * toplev.c (toplev_main): Change signature. Call expandargv.
23384 * toplev.h (toplev_main): Change signature.
23386 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23388 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23389 if the latter is not constant.
23391 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23393 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23395 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23397 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23398 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23400 2009-04-17 Richard Guenther <rguenther@suse.de>
23402 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23403 Handle component references view-converting an invariant address.
23405 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23407 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23408 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23409 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23410 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23411 Use @deftypevr rather than @deftypevar.
23413 2009-04-17 Richard Guenther <rguenther@suse.de>
23415 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23416 (get_prop_source_stmt): Likewise.
23417 (can_propagate_from): Likewise.
23419 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23421 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23422 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23423 (--with-multilib-list): Add default value.
23424 * configure: Regenerate.
23425 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23426 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23427 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23428 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23429 Don't add default cpu to multilib list unnecessarily, but do enable
23430 the relevant compiler option..
23431 Add support for --with-multilib-list=<blank> and
23432 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23433 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23434 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23435 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23436 TM_MULTILIB_CONFIG.
23437 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23438 (MULTILIB_OSDIRNAMES): New variable.
23439 * config/sh/t-1e: Delete file.
23440 * config/sh/t-mlib-sh1: Delete file.
23441 * config/sh/t-mlib-sh2: Delete file.
23442 * config/sh/t-mlib-sh2a: Delete file.
23443 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23444 * config/sh/t-mlib-sh2a-single: Delete file.
23445 * config/sh/t-mlib-sh2a-single-only: Delete file.
23446 * config/sh/t-mlib-sh2e: Delete file.
23447 * config/sh/t-mlib-sh3e: Delete file.
23448 * config/sh/t-mlib-sh4: Delete file.
23449 * config/sh/t-mlib-sh4-nofpu: Delete file.
23450 * config/sh/t-mlib-sh4-single: Delete file.
23451 * config/sh/t-mlib-sh4-single-only: Delete file.
23452 * config/sh/t-mlib-sh4a: Delete file.
23453 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23454 * config/sh/t-mlib-sh4a-single: Delete file.
23455 * config/sh/t-mlib-sh4a-single-only: Delete file.
23456 * config/sh/t-mlib-sh4al: Delete file.
23457 * config/sh/t-mlib-sh5-32media: Delete file.
23458 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23459 * config/sh/t-mlib-sh5-64media: Delete file.
23460 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23461 * config/sh/t-mlib-sh5-compact: Delete file.
23462 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23463 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23464 * doc/install.texi (Options specification): Add
23465 --with-multilib-list and --with-endian.
23467 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23469 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23471 (OBJS-common): Add plugin-version.o.
23472 (plugin-version.o): New.
23473 * gcc-plugin.h (plugin_gcc_version): New.
23474 (plugin_default_version_check): New.
23475 (plugin_init_func, plugin_init): Add version argument.
23476 * plugin-version.c: New.
23477 * plugin.c (str_plugin_gcc_version_name): New.
23478 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23479 pass it to the init function.
23480 (plugin_default_version_check): New.
23482 2009-04-17 Richard Guenther <rguenther@suse.de>
23484 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23485 for decl-vs-decl disambiguation.
23487 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23489 * config/s390/s390.h (s390_tune_attr): New macro definition.
23490 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23492 2009-04-17 Richard Guenther <rguenther@suse.de>
23494 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23495 (fold_stmt_r): Likewise.
23496 (maybe_fold_reference): New function.
23497 (fold_gimple_assign): Handle cases fold_stmt_r did.
23498 (fold_stmt): Do not use fold_stmt_r.
23499 (fold_stmt_inplace): Likewise.
23501 2009-04-17 Richard Guenther <rguenther@suse.de>
23503 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23504 (record_equivalences_from_stmt): Remove useless checks and
23506 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23507 the type is already suitable.
23509 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23511 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23513 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23515 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23516 (CMPtype): Define as __gcc_CMPtype.
23518 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23520 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23521 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23523 2009-04-17 Richard Guenther <rguenther@suse.de>
23525 PR tree-optimization/39746
23526 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23527 special-casing for builtins and static variable use/def.
23528 (call_may_clobber_ref_p_1): Likewise.
23530 2009-04-16 Ian Lance Taylor <iant@google.com>
23532 * df.h: Include "timevar.h".
23533 (struct df_problem): Change tv_id field to timevar_id_t.
23534 * tree-pass.h: Include "timevar.h".
23535 (struct opt_pass): Change tv_id field to timevar_id_t.
23536 * timevar.h (timevar_id_t): Define TV_NONE.
23537 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23538 TV_NONE rather than tv_id != 0.
23539 (execute_one_pass): Likewise.
23540 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23541 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23542 dependencies to $(TREE_PASS_H).
23543 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23545 (pass_branch_target_load_optimize2): Likewise.
23546 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23547 (pass_outof_cfg_layout_mode): Likewise.
23548 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23549 (pass_rebuild_cgraph_edges): Likewise.
23550 (pass_remove_cgraph_callee_edges): Likewise.
23551 * df-core.c (pass_df_initialize_opt): Likewise.
23552 (pass_df_initialize_no_opt): Likewise.
23553 (pass_df_finish): Likewise.
23554 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23555 * except.c (pass_set_nothrow_function_flags): Likewise.
23556 (pass_convert_to_eh_region_ranges): Likewise.
23557 * final.c (pass_compute_alignments): Likewise.
23558 * function.c (pass_instantiate_virtual_regs): Likewise.
23559 (pass_init_function): Likewise.
23560 (pass_leaf_regs): Likewise.
23561 (pass_match_asm_constraints): Likewise.
23562 * gimple-low.c (pass_lower_cf): Likewise.
23563 (pass_mark_used_blocks): Likewise.
23564 * init-regs.c (pass_initialize_regs): Likewise.
23565 * integrate.c (pass_initial_value_sets): Likewise.
23566 * ira.c (pass_ira): Likewise.
23567 * jump.c (pass_cleanup_barriers): Likewise.
23568 * omp-low.c (pass_expand_omp): Likewise.
23569 (pass_lower_omp): Likewise.
23570 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23571 * recog.c (pass_split_all_insns): Likewise.
23572 (pass_split_after_reload): Likewise.
23573 (pass_split_before_regstack): Likewise.
23574 (pass_split_before_sched2): Likewise.
23575 (pass_split_for_shorten_branches): Likewise.
23576 * reginfo.c (pass_reginfo_init): Likewise.
23577 (pass_subregs_of_mode_init): Likewise.
23578 (pass_subregs_of_mode_finish): Likewise.
23579 * passes.c (pass_postreload): Likewise.
23580 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23581 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23582 (pass_warn_function_return): Likewise.
23583 (pass_warn_function_noreturn): Likewise.
23584 * tree-complex.c (pass_lower_complex): Likewise.
23585 (pass_lower_complex_O0): Likewise.
23586 * tree-if-conv.c (pass_if_conversion): Likewise.
23587 * tree-into-ssa.c (pass_build_ssa): Likewise.
23588 * tree-mudflap.c (pass_mudflap_1): Likewise.
23589 (pass_mudflap_2): Likewise.
23590 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23591 (pass_mudflap_2): Likewise.
23592 * tree-nrv.c (pass_return_slot): Likewise.
23593 * tree-object-size.c (pass_object_sizes): Likewise.
23594 * tree-optimize.c (pass_all_optimizations): Likewise.
23595 (pass_early_local_passes): Likewise.
23596 (pass_all_early_optimizations): Likewise.
23597 (pass_cleanup_cfg): Likewise.
23598 (pass_cleanup_cfg_post_optimizing): Likewise.
23599 (pass_free_datastructures): Likewise.
23600 (pass_free_cfg_annotations): Likewise.
23601 (pass_fixup_cfg): Likewise.
23602 (pass_init_datastructures): Likewise.
23603 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23604 (pass_late_warn_uninitialized): Likewise.
23605 (pass_update_address_taken): Likewise.
23606 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23607 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23608 (pass_cse_sincos): Likewise.
23609 (pass_convert_to_rsqrt): Likewise.
23610 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23611 * tree-stdarg.c (pass_stdarg): Likewise.
23612 * tree-tailcall.c (pass_tail_recursion): Likewise.
23613 (pass_tail_calls): Likewise.
23614 * tree-vect-generic.c (pass_lower_vector): Likewise.
23615 (pass_lower_vector_ssa): Likewise.
23616 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23618 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23620 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23622 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23624 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23625 logical and signext.
23627 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23630 * config/sh/predicates.md (arith_operand): Check if the operand
23631 of TRUNCATE is a REG.
23633 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23635 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23636 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23638 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23640 * tree-iterator.c (tsi_split_statement_list_after,
23641 tsi_split_statement_list_before): Remove.
23642 * tree-iterator.h: Remove the prototypes for
23643 tsi_split_statement_list_after and tsi_split_statement_list_before.
23645 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23647 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23648 * tree-ssa-propagate.h: Remove the prototype for
23649 stmt_makes_single_load.
23651 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23653 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23654 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23656 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23658 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23660 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23662 * except.c (eh_region_outer_p): Remove.
23663 * except.h: Remove the prototype for eh_region_outer_p.
23665 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23667 * function.c (current_function_assembler_name): Remove.
23668 * function.h: Remove the prototype for
23669 current_function_assembler_name.
23671 2009-04-16 Ian Lance Taylor <iant@google.com>
23673 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23674 (add_reg_note): Call alloc_reg_note.
23675 * rtl.h (alloc_reg_note): Declare.
23676 * combine.c (try_combine): Use alloc_reg_note.
23677 (recog_for_combine, move_deaths): Likewise.
23678 (distribute_notes): Use alloc_reg_note and add_reg_note.
23679 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23680 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23681 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23683 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23685 PR rtl-optimization/39762
23686 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23687 ira_may_move_out_cost): Add comments about way of their usage.
23688 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23690 * ira-conflicts.c (process_regs_for_copy): Use function
23691 ira_get_register_move_cost instead of global
23692 ira_register_move_cost.
23694 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23695 color_pass, move_spill_restore, update_curr_costs): Ditto.
23697 * ira-lives.c (process_single_reg_class_operands): Ditto.
23699 * ira-emit.c (emit_move_list): Ditto.
23701 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23702 (record_reg_classes): Ditto. Use functions
23703 ira_get_register_move_cost and ira_get_may_move_cost instead of
23704 global vars ira_register_move_cost, ira_may_move_out_cost and
23705 ira_may_move_in_cost.
23706 (record_address_regs): Don't call ira_init_register_move_cost.
23707 Use function ira_get_may_move_cost instead of global
23708 ira_may_move_in_cost.
23709 (process_bb_node_for_hard_reg_moves): Use function
23710 ira_get_register_move_cost instead of global ira_register_move_cost.
23711 (ira_costs): Don't call ira_init_register_move_cost.
23713 2009-04-16 Richard Guenther <rguenther@suse.de>
23715 * tree-cfg.c (verify_gimple_assign_binary):
23716 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23717 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23718 (create_general_new_stmt): Note that this function is broken.
23720 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23722 * common.opt (fhelp): Add Var(help_flag).
23723 * gcc-plugin.h (plugin_info): Add help.
23724 * plugin.c (plugin_name_args): Add help.
23725 (register_plugin_info): Set plugin->help.
23726 (print_help_one_plugin): New.
23727 (print_plugins_help): New.
23728 * plugin.h (print_plugins_help): New.
23729 * toplev.c (toplev_main): Call print_plugins_help if needed.
23731 2009-04-16 Richard Guenther <rguenther@suse.de>
23733 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23734 (gimple_ior_addresses_taken_1): New function.
23735 (gimple_ior_addresses_taken): Likewise.
23736 * gimple.h (struct gimple_statement_with_ops_base): Remove
23737 addresses_taken member.
23738 (gimple_ior_addresses_taken): Declare.
23739 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23740 gimple_set_addresses_taken): Remove.
23741 * ipa-reference.c (mark_address): New function.
23742 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23743 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23744 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23745 (gimple_add_to_addresses_taken): Remove.
23746 (get_tmr_operands): Call mark_address_taken.
23747 (get_asm_expr_operands): Likewise.
23748 (get_expr_operands): Likewise.
23749 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23750 (free_stmt_operands): Do not free it.
23751 * tree-ssa.c (delete_tree_ssa): Likewise.
23752 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23754 2009-04-16 Richard Guenther <rguenther@suse.de>
23756 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23757 (walk_stmt_load_store_ops): Likewise.
23758 * gimple.c (get_base_loadstore): New function.
23759 (walk_stmt_load_store_addr_ops): Likewise.
23760 (walk_stmt_load_store_ops): Likewise.
23761 * ipa-pure-const.c (check_op): Simplify.
23762 (check_load, check_store): New functions.
23763 (check_stmt): Use walk_stmt_load_store_ops.
23764 * ipa-reference.c (mark_load): Adjust signature.
23765 (mark_store): Likewise.
23766 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23768 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23770 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23771 (plugin_info): New.
23772 * opts.c (common_handle_option): Don't call print_version.
23773 * plugin.c (plugin_name_args): Add version.
23774 (register_plugin_info): New.
23775 (register_callback): Handle PLUGIN_INFO.
23776 (try_init_one_plugin): New.
23777 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23779 (finalize_one_plugin): New.
23780 (finalize_plugins): New.
23781 (print_one_plugin): New.
23782 (print_plugins_versions): New.
23783 * plugin.h (print_plugins_versions): New.
23784 (finalize_plugins): New.
23785 * toplev.c (compile_file): Don't call initialize_plugins.
23786 (print_version): Call print_plugins_versions.
23787 (toplev_main): Call initialize_plugins. Print version if needed.
23788 Call finalize_plugins.
23790 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23792 * common.opt (fversion): New.
23793 * gcc.c (print_version): New.
23794 (process_command): Don't print the version. Just set print_version.
23795 (main): Print version. Call subprocesses if print_version and
23796 verbose_flag are set.
23797 * opts.c (common_handle_option): Handle OPT_fversion.
23799 2009-04-16 Richard Guenther <rguenther@suse.de>
23800 Ira Rosen <irar@il.ibm.com>
23802 PR tree-optimization/39698
23803 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23804 type of the reduction variable. Only generate the def if
23807 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23808 make sure to first convert to an integer of the same precision.
23809 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23810 the type of the evolution correctly in computing the new
23811 induction variable base.
23813 2009-04-16 Richard Guenther <rguenther@suse.de>
23815 PR middle-end/39625
23816 * tree-cfg.c (make_blocks): Split statements with to-be
23817 abnormal SSA names on the lhs.
23819 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23821 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23822 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23823 * c-typeck.c (really_start_incremental_init): Likewise.
23824 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23825 (TARGET_INITIALIZER): Remove it.
23826 * target.h (struct target): Remove vector_opaque_p.
23827 * tree.c (build_opaque_vector_type): New.
23828 * tree.h (TYPE_VECTOR_OPAQUE): New.
23829 (build_opaque_vector_type): Declare.
23830 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23831 * config/rs6000/rs6000.c (build_opaque_vector_type,
23832 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23833 (rs6000_init_builtins): Use build_opaque_vector_type for
23834 opaque_V4SI_type_node.
23836 2009-04-15 Catherine Moore <clm@codesourcery.com>
23838 * debug.h (set_name): Declare.
23839 * dwarf2out.c (dwarf2out_set_name): Declare.
23840 (dwarf2_debug_hooks): Add set_name.
23841 (find_AT_string): New.
23842 (add_AT_string): Call find_AT_string.
23843 (dwarf2out_set_name): New.
23844 * cp/decl.c (grokdeclarator): Call set_name.
23845 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23846 * debug.c (do_nothing_debug_hooks): Likewise.
23847 * dbxout.c (dbx_debug_hooks): Likewise.
23848 * sdbout.c (sdb_debug_hooks): Likewise.
23850 2009-04-15 Michael Eager <eager@eagercon.com>
23852 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23853 reg for single-precision FPU.
23854 * config/rs6000/rs6000.md (movsi_internal1): Only for
23855 !TARGET_SINGLE_FPU.
23856 (movsi_internal1_single): New. Add pattern to move SI values to/from
23857 single-precision FP regs.
23859 2009-04-15 Richard Guenther <rguenther@suse.de>
23861 * omp-low.c (lower_rec_input_clauses): Build correct address
23863 (expand_omp_for_generic): Fix multiplication type.
23864 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23865 (generate_memset_zero): Fix types.
23866 * tree-profile.c (prepare_instrumented_value): Correctly
23869 2009-04-15 Ian Lance Taylor <iant@google.com>
23871 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23872 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23873 for -Wall and for -Wc++-compat.
23874 (c_common_post_options): For C++, set warn_enum_compare if not
23876 * c-tree.h (struct c_expr): Add field original_type.
23877 (build_external_ref): Update declaration.
23878 * c-parser.c (c_parser_braced_init): Set original_type.
23879 (c_parser_initelt): Likewise.
23880 (c_parser_expr_no_commas): Likewise.
23881 (c_parser_conditional_expression): Likewise.
23882 (c_parser_cast_expression): Likewise.
23883 (c_parser_unary_expression): Likewise. Pull setting of
23884 original_code to top of function.
23885 (c_parser_sizeof_expression): Set original_type.
23886 (c_parser_alignof_expression): Likewise.
23887 (c_parser_postfix_expression): Likewise. Pull setting of
23888 original_code to top of function.
23889 (c_parser_postfix_expression_after_paren_type): Set original_type.
23890 (c_parser_postfix_expression_after_primary): Likewise.
23891 (c_parser_expression): Likewise.
23892 * c-typeck.c (build_external_ref): Add type parameter. Change all
23894 (c_expr_sizeof_expr): Set original_type field.
23895 (parser_build_unary_op): Likewise.
23896 (parser_build_binary_op): Likewise. Optionally warn about
23897 comparisons of enums of different types.
23898 (digest_init): Set original_type field.
23899 (really_start_incremental_init): Likewise.
23900 (push_init_level, pop_init_level): Likewise.
23901 * doc/invoke.texi (Warning Options): -Wenum-compare now
23904 2009-04-15 Richard Guenther <rguenther@suse.de>
23906 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23907 out a necessary conversion.
23908 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
23909 names we didn't value number.
23910 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
23912 2009-04-15 Richard Guenther <rguenther@suse.de>
23914 PR tree-optimization/39764
23915 * tree-ssa-ccp.c (get_value): Canonicalize value with
23916 canonicalize_float_value.
23918 2009-04-15 Jan Hubicka <jh@suse.cz>
23920 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
23921 Wrong version of patch.
23923 2009-04-15 Jan Hubicka <jh@suse.cz>
23925 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
23927 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
23929 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
23930 our distinct integral and vector types.
23932 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
23934 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
23935 * init.c (build_vtbl_address): Remove call to assemble_external.
23937 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
23939 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
23940 output for other floating point modes.
23942 2009-04-14 Diego Novillo <dnovillo@google.com>
23944 * diagnostic.c (diagnostic_report_diagnostic): Do not
23945 warn about loaded plugins for DK_ERROR and DK_WARNING.
23946 * c-decl.c (declspecs_add_type): Move call to
23947 invoke_plugin_callbacks ...
23948 * c-parser.c (c_parser_declspecs): ... here.
23949 * plugin.c (dump_active_plugins): Tidy output.
23951 2009-04-14 Diego Novillo <dnovillo@google.com>
23952 Le-Chun Wu <lcwu@google.com>
23954 * configure.ac: Add --enable-plugin support.
23955 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
23956 * Makefile.in (PLUGIN_H): Define.
23957 Export ENABLE_PLUGIN and GMPINC to site.exp.
23958 Add PLUGINLIBS to link command.
23959 Add/modify dependencies for plugin.o and files including plugin.h.
23961 * config.in: Regenerate.
23963 * opts.c (common_handle_option): Handle OPT_fplugin_ and
23966 2009-04-14 Le-Chun Wu <lcwu@google.com>
23968 * tree-pass.h (register_one_dump_file): Add a prototype for
23969 register_one_dump_file.
23970 * toplev.c (compile_file): Call initialize_plugins.
23971 (do_compile): Call invoke_plugin_callbacks.
23972 (toplev_main): Call invoke_plugin_callbacks.
23973 * common.opt: Add -fplugin= and -fplugin-arg-.
23974 * gcc-plugin.h: New public header file for plugins to include.
23975 * plugin.c: New source file.
23976 * plugin.h: New internal header file.
23977 * passes.c (register_one_dump_file): Make it external.
23979 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
23981 2009-04-14 Diego Novillo <dnovillo@google.com>
23983 * doc/plugins.texi: New.
23984 * doc/gccint.texi: Add reference to Plugins chapter.
23985 * doc/invoke.texi: Document -fplugin and -fplugin-arg
23986 * diagnostic.c (diagnostic_report_diagnostic): Warn about
23987 loaded plugins, if any.
23988 * timevar.def (TV_PLUGIN_INIT): Define.
23989 (TV_PLUGIN_RUN): Define.
23990 * plugin.c: Include timevar.h
23991 (plugins_active_p): New.
23992 (dump_active_plugins): New.
23993 (debug_active_plugins): New.
23995 2009-04-14 Joseph Myers <joseph@codesourcery.com>
23997 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
23999 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24001 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24003 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24004 the same as a minus without a shift.
24006 2009-04-14 Nick Clifton <nickc@redhat.com>
24008 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24009 comparisons with small integers will always produce a short
24012 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24015 2008-12-19 Diego Novillo <dnovillo@google.com>
24017 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24019 2009-04-14 Richard Guenther <rguenther@suse.de>
24021 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24023 (verify_gimple_assign_binary): Likewise. Handle shifts and
24025 (verify_gimple_phi): Print the mismatched argument position.
24026 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24028 (vect_update_init_of_dr): Likewise.
24029 * matrix-reorg.c (transform_access_sites): Do what the
24031 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24033 2009-04-13 Michael Eager <eager@eagercon.com>
24035 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24036 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24037 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24038 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24039 remove duplicate config
24041 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24043 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24044 file_name:line_number type locator of the call site.
24046 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24048 * genautomata.c: Put blank after comma.
24049 (automaton_decls): New.
24050 (struct unit_usage): Add comments to member next.
24051 (store_alt_unit_usage): Keep the list ordered.
24052 (unit_present_on_list_p, equal_alternatives_p): New.
24053 (check_regexp_units_distribution): Check units distribution
24054 correctness correctly.
24055 (main): Don't write automata if error is found. Return correct
24058 * config/m68k/cf.md (cfv4_ds): Remove.
24059 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24060 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24062 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24063 power4-load-ext, power4-store, power4-store-update,
24064 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24065 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24066 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24067 power4-sqrt, power4-isync): Modify reservation to make correct
24068 unit distribution to automata.
24070 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24071 power5-store-update, power5-two, power5-three, power5-lmul,
24072 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24074 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24076 * except.c (pass_set_nothrow_function_flags): Set name and add
24078 (set_nothrow_function_flags): Mention in the dump file when
24079 changing a function to nothrow.
24081 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24084 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24085 instead of unsigned long.
24087 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24089 * config/arm/arm.c (return_used_this_function): Remove.
24090 (arm_output_function_prologue): Remove use of
24091 return_used_this_function.
24092 (output_return_instruction): Replace use of
24093 return_used_this_function
24094 by cfun->machine->return_used_this_function.
24095 (arm_output_epilogue): Likewise.
24096 (arm_output_function_epilogue): Likewise.
24097 (thumb_unexpanded_epilogue): Likewise.
24098 * config/arm/arm.h (struct machine_function):
24099 New member return_used_this_function.
24101 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24103 * doc/install.texi: Correct description of default directory for
24104 --with-gxx-include-dir.
24106 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24108 * fold-const.c (build_range_check): Properly deal with enumeral and
24109 boolean base types.
24111 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24113 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24114 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24115 * params.h (MAX_GCSE_PASSES): Remove.
24116 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24117 in sequence. Remove ability to run multiple passes.
24118 (bypass_jumps): Report run as third CPROP pass.
24120 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24122 PR middle-end/39651
24123 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24124 when deciding whether the whole SEQUENCE can throw.
24126 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24129 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24130 offseted label references.
24132 2009-04-11 Jan Hubicka <jh@suse.cz>
24134 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24136 2009-04-11 Richard Guenther <rguenther@suse.de>
24138 PR middle-end/39732
24139 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24140 return variables as TREE_ADDRESSABLE.
24142 2009-04-11 Richard Guenther <rguenther@suse.de>
24144 PR tree-optimization/39713
24145 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24146 reference trees have SSA_NAME operands.
24148 2009-04-11 Richard Guenther <rguenther@suse.de>
24151 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24152 address expressions.
24154 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24156 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24157 match changes in Cygwin 1.7
24158 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24159 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24161 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24163 PR tree-optimization/39701
24164 * doc/invoke.texi (Optimization Options): Document change in
24165 meaning and initialization of -fdelete-null-pointer-checks.
24167 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24169 PR middle-end/39701
24170 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24172 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24175 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24177 2009-04-10 Chao-ying Fu <fu@mips.com>
24179 * doc/tm.texi (Instruction Output): Document
24180 TARGET_ASM_FINAL_POSTSCAN_INSN.
24181 * target.h (final_postscan_insn): New field in asm_out.
24182 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24183 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24184 * final.c (final_scan_insn): Call
24185 targetm.asm_out.final_postscan_insn after outputting
24186 an asm macro and a normal instruction.
24188 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24189 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24190 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24191 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24192 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24194 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24196 PR middle-end/39701
24197 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24198 variables as non-NULL even with -fdelete-null-pointer-checks.
24200 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24202 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24204 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24207 * config/i386/i386.c (classify_argument): Handle SCmode with
24208 (bit_offset % 64) != 0.
24210 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24212 * doc/invoke.texi (Optimize Options): Add cross-reference to
24213 -Q --help=optimizers examples.
24215 2009-04-10 Ben Elliston <bje@au.ibm.com>
24218 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24219 regalign for the reg == fpr and TDmode case.
24221 2009-04-09 David Ayers <ayers@fsfe.org>
24224 * objc/objc-act.c (warn_with_method): Remove helper function.
24225 (check_duplicates): Call warning and inform directly.
24226 (really_start_method): Likewise.
24228 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24230 * expmed.c (expand_divmod): Always use a comparison for a division
24231 by a large unsigned integer.
24233 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24234 for things others than variables or functions as nonzero.
24236 2009-04-09 Nick Clifton <nickc@redhat.com>
24238 * unwind-compat.c: Change copyright header to refer to version
24239 3 of the GNU General Public License with version 3.1 of the
24240 GCC Runtime Library Exception and to point readers at the
24241 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24242 * config/alpha/crtfastmath.c: Likewise.
24243 * config/alpha/linux-unwind.h: Likewise.
24244 * config/alpha/qrnnd.asm: Likewise.
24245 * config/alpha/vms-crt0-64.c: Likewise.
24246 * config/alpha/vms-crt0.c: Likewise.
24247 * config/alpha/vms-dwarf2.asm: Likewise.
24248 * config/alpha/vms-dwarf2eh.asm: Likewise.
24249 * config/alpha/vms-psxcrt0-64.c: Likewise.
24250 * config/alpha/vms-psxcrt0.c: Likewise.
24251 * config/alpha/vms_tramp.asm: Likewise.
24252 * config/arc/initfini.c: Likewise.
24253 * config/arc/lib1funcs.asm: Likewise.
24254 * config/arm/bpabi-v6m.S: Likewise.
24255 * config/arm/bpabi.S: Likewise.
24256 * config/arm/bpabi.c: Likewise.
24257 * config/arm/crti.asm: Likewise.
24258 * config/arm/crtn.asm: Likewise.
24259 * config/arm/ieee754-df.S: Likewise.
24260 * config/arm/ieee754-sf.S: Likewise.
24261 * config/arm/lib1funcs.asm: Likewise.
24262 * config/arm/libunwind.S: Likewise.
24263 * config/arm/linux-atomic.c: Likewise.
24264 * config/arm/mmintrin.h: Likewise.
24265 * config/arm/pr-support.c: Likewise.
24266 * config/arm/unaligned-funcs.c: Likewise.
24267 * config/arm/unwind-arm.c: Likewise.
24268 * config/arm/unwind-arm.h: Likewise.
24269 * config/avr/libgcc.S: Likewise.
24270 * config/bfin/crti.s: Likewise.
24271 * config/bfin/crtlibid.s: Likewise.
24272 * config/bfin/crtn.s: Likewise.
24273 * config/bfin/lib1funcs.asm: Likewise.
24274 * config/bfin/linux-unwind.h: Likewise.
24275 * config/cris/arit.c: Likewise.
24276 * config/cris/cris_abi_symbol.c: Likewise.
24277 * config/darwin-64.c: Likewise.
24278 * config/darwin-crt2.c: Likewise.
24279 * config/darwin-crt3.c: Likewise.
24280 * config/darwin.h: Likewise.
24281 * config/dbxelf.h: Likewise.
24282 * config/dfp-bit.c: Likewise.
24283 * config/dfp-bit.h: Likewise.
24284 * config/elfos.h: Likewise.
24285 * config/fixed-bit.c: Likewise.
24286 * config/fixed-bit.h: Likewise.
24287 * config/fp-bit.c: Likewise.
24288 * config/fp-bit.h: Likewise.
24289 * config/fr30/crti.asm: Likewise.
24290 * config/fr30/crtn.asm: Likewise.
24291 * config/fr30/lib1funcs.asm: Likewise.
24292 * config/freebsd-spec.h: Likewise.
24293 * config/frv/cmovd.c: Likewise.
24294 * config/frv/cmovh.c: Likewise.
24295 * config/frv/cmovw.c: Likewise.
24296 * config/frv/frvbegin.c: Likewise.
24297 * config/frv/frvend.c: Likewise.
24298 * config/frv/lib1funcs.asm: Likewise.
24299 * config/glibc-stdint.h: Likewise.
24300 * config/h8300/clzhi2.c: Likewise.
24301 * config/h8300/crti.asm: Likewise.
24302 * config/h8300/crtn.asm: Likewise.
24303 * config/h8300/ctzhi2.c: Likewise.
24304 * config/h8300/fixunssfsi.c: Likewise.
24305 * config/h8300/lib1funcs.asm: Likewise.
24306 * config/h8300/parityhi2.c: Likewise.
24307 * config/h8300/popcounthi2.c: Likewise.
24308 * config/i386/ammintrin.h: Likewise.
24309 * config/i386/att.h: Likewise.
24310 * config/i386/avxintrin.h: Likewise.
24311 * config/i386/biarch64.h: Likewise.
24312 * config/i386/bmmintrin.h: Likewise.
24313 * config/i386/cpuid.h: Likewise.
24314 * config/i386/cross-stdarg.h: Likewise.
24315 * config/i386/crtfastmath.c: Likewise.
24316 * config/i386/crtprec.c: Likewise.
24317 * config/i386/cygming-crtbegin.c: Likewise.
24318 * config/i386/cygming-crtend.c: Likewise.
24319 * config/i386/cygwin.asm: Likewise.
24320 * config/i386/emmintrin.h: Likewise.
24321 * config/i386/gmm_malloc.h: Likewise.
24322 * config/i386/gthr-win32.c: Likewise.
24323 * config/i386/i386.h: Likewise.
24324 * config/i386/immintrin.h: Likewise.
24325 * config/i386/linux-unwind.h: Likewise.
24326 * config/i386/linux64.h: Likewise.
24327 * config/i386/mm3dnow.h: Likewise.
24328 * config/i386/mmintrin-common.h: Likewise.
24329 * config/i386/mmintrin.h: Likewise.
24330 * config/i386/nmmintrin.h: Likewise.
24331 * config/i386/pmm_malloc.h: Likewise.
24332 * config/i386/pmmintrin.h: Likewise.
24333 * config/i386/smmintrin.h: Likewise.
24334 * config/i386/sol2-c1.asm: Likewise.
24335 * config/i386/sol2-ci.asm: Likewise.
24336 * config/i386/sol2-cn.asm: Likewise.
24337 * config/i386/sol2-gc1.asm: Likewise.
24338 * config/i386/tmmintrin.h: Likewise.
24339 * config/i386/unix.h: Likewise.
24340 * config/i386/w32-unwind.h: Likewise.
24341 * config/i386/wmmintrin.h: Likewise.
24342 * config/i386/x86-64.h: Likewise.
24343 * config/i386/x86intrin.h: Likewise.
24344 * config/i386/xmmintrin.h: Likewise.
24345 * config/ia64/crtbegin.asm: Likewise.
24346 * config/ia64/crtend.asm: Likewise.
24347 * config/ia64/crtfastmath.c: Likewise.
24348 * config/ia64/crti.asm: Likewise.
24349 * config/ia64/crtn.asm: Likewise.
24350 * config/ia64/fde-glibc.c: Likewise.
24351 * config/ia64/lib1funcs.asm: Likewise.
24352 * config/ia64/linux-unwind.h: Likewise.
24353 * config/ia64/quadlib.c: Likewise.
24354 * config/ia64/unwind-ia64.c: Likewise.
24355 * config/linux.h: Likewise.
24356 * config/m32c/m32c-lib1.S: Likewise.
24357 * config/m32c/m32c-lib2-trapv.c: Likewise.
24358 * config/m32c/m32c-lib2.c: Likewise.
24359 * config/m32r/initfini.c: Likewise.
24360 * config/m68hc11/larith.asm: Likewise.
24361 * config/m68hc11/m68hc11-crt0.S: Likewise.
24362 * config/m68k/cf.md: Likewise.
24363 * config/m68k/crti.s: Likewise.
24364 * config/m68k/crtn.s: Likewise.
24365 * config/m68k/lb1sf68.asm: Likewise.
24366 * config/m68k/linux-unwind.h: Likewise.
24367 * config/mcore/crti.asm: Likewise.
24368 * config/mcore/crtn.asm: Likewise.
24369 * config/mcore/lib1.asm: Likewise.
24370 * config/mips/linux-unwind.h: Likewise.
24371 * config/mips/loongson.h: Likewise.
24372 * config/mips/mips16.S: Likewise.
24373 * config/mmix/crti.asm: Likewise.
24374 * config/mmix/crtn.asm: Likewise.
24375 * config/pa/fptr.c: Likewise.
24376 * config/pa/hpux-unwind.h: Likewise.
24377 * config/pa/lib2funcs.asm: Likewise.
24378 * config/pa/linux-atomic.c: Likewise.
24379 * config/pa/linux-unwind.h: Likewise.
24380 * config/pa/milli64.S: Likewise.
24381 * config/pa/quadlib.c: Likewise.
24382 * config/pa/stublib.c: Likewise.
24383 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24384 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24385 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24386 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24387 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24388 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24389 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24390 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24391 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24392 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24393 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24394 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24395 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24396 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24397 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24398 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24399 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24400 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24401 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24402 * config/rs6000/750cl.h: Likewise.
24403 * config/rs6000/altivec.h: Likewise.
24404 * config/rs6000/biarch64.h: Likewise.
24405 * config/rs6000/crtresfpr.asm: Likewise.
24406 * config/rs6000/crtresgpr.asm: Likewise.
24407 * config/rs6000/crtresxfpr.asm: Likewise.
24408 * config/rs6000/crtresxgpr.asm: Likewise.
24409 * config/rs6000/crtsavfpr.asm: Likewise.
24410 * config/rs6000/crtsavgpr.asm: Likewise.
24411 * config/rs6000/darwin-asm.h: Likewise.
24412 * config/rs6000/darwin-fallback.c: Likewise.
24413 * config/rs6000/darwin-fpsave.asm: Likewise.
24414 * config/rs6000/darwin-ldouble.c: Likewise.
24415 * config/rs6000/darwin-tramp.asm: Likewise.
24416 * config/rs6000/darwin-unwind.h: Likewise.
24417 * config/rs6000/darwin-vecsave.asm: Likewise.
24418 * config/rs6000/darwin-world.asm: Likewise.
24419 * config/rs6000/e500crtres32gpr.asm: Likewise.
24420 * config/rs6000/e500crtres64gpr.asm: Likewise.
24421 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24422 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24423 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24424 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24425 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24426 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24427 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24428 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24429 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24430 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24431 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24432 * config/rs6000/eabi-ci.asm: Likewise.
24433 * config/rs6000/eabi-cn.asm: Likewise.
24434 * config/rs6000/eabi.asm: Likewise.
24435 * config/rs6000/linux-unwind.h: Likewise.
24436 * config/rs6000/linux64.h: Likewise.
24437 * config/rs6000/paired.h: Likewise.
24438 * config/rs6000/paired.md: Likewise.
24439 * config/rs6000/ppc64-fp.c: Likewise.
24440 * config/rs6000/ppu_intrinsics.h: Likewise.
24441 * config/rs6000/rs6000.h: Likewise.
24442 * config/rs6000/si2vmx.h: Likewise.
24443 * config/rs6000/sol-ci.asm: Likewise.
24444 * config/rs6000/sol-cn.asm: Likewise.
24445 * config/rs6000/spe.h: Likewise.
24446 * config/rs6000/spu2vmx.h: Likewise.
24447 * config/rs6000/sysv4.h: Likewise.
24448 * config/rs6000/tramp.asm: Likewise.
24449 * config/rs6000/vec_types.h: Likewise.
24450 * config/s390/linux-unwind.h: Likewise.
24451 * config/s390/tpf-unwind.h: Likewise.
24452 * config/score/crti.asm: Likewise.
24453 * config/score/crtn.asm: Likewise.
24454 * config/sh/crt1.asm: Likewise.
24455 * config/sh/crti.asm: Likewise.
24456 * config/sh/crtn.asm: Likewise.
24457 * config/sh/divtab-sh4-300.c: Likewise.
24458 * config/sh/divtab-sh4.c: Likewise.
24459 * config/sh/divtab.c: Likewise.
24460 * config/sh/lib1funcs-4-300.asm: Likewise.
24461 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24462 * config/sh/lib1funcs.asm: Likewise.
24463 * config/sh/lib1funcs.h: Likewise.
24464 * config/sh/linux-atomic.asm: Likewise.
24465 * config/sh/linux-unwind.h: Likewise.
24466 * config/sh/shmedia.h: Likewise.
24467 * config/sh/sshmedia.h: Likewise.
24468 * config/sh/ushmedia.h: Likewise.
24469 * config/sparc/crtfastmath.c: Likewise.
24470 * config/sparc/linux-unwind.h: Likewise.
24471 * config/sparc/sol2-c1.asm: Likewise.
24472 * config/sparc/sol2-ci.asm: Likewise.
24473 * config/sparc/sol2-cn.asm: Likewise.
24474 * config/spu/divmodti4.c: Likewise.
24475 * config/spu/divv2df3.c: Likewise.
24476 * config/spu/float_disf.c: Likewise.
24477 * config/spu/float_unsdidf.c: Likewise.
24478 * config/spu/float_unsdisf.c: Likewise.
24479 * config/spu/float_unssidf.c: Likewise.
24480 * config/spu/mfc_multi_tag_release.c: Likewise.
24481 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24482 * config/spu/mfc_tag_release.c: Likewise.
24483 * config/spu/mfc_tag_reserve.c: Likewise.
24484 * config/spu/mfc_tag_table.c: Likewise.
24485 * config/spu/multi3.c: Likewise.
24486 * config/spu/spu_internals.h: Likewise.
24487 * config/spu/spu_intrinsics.h: Likewise.
24488 * config/spu/spu_mfcio.h: Likewise.
24489 * config/spu/vec_types.h: Likewise.
24490 * config/spu/vmx2spu.h: Likewise.
24491 * config/stormy16/stormy16-lib2.c: Likewise.
24492 * config/svr4.h: Likewise.
24493 * config/sync.c: Likewise.
24494 * config/v850/lib1funcs.asm: Likewise.
24495 * config/vxlib-tls.c: Likewise.
24496 * config/vxlib.c: Likewise.
24497 * config/vxworks-dummy.h: Likewise.
24498 * config/xtensa/crti.asm: Likewise.
24499 * config/xtensa/crtn.asm: Likewise.
24500 * config/xtensa/ieee754-df.S: Likewise.
24501 * config/xtensa/ieee754-sf.S: Likewise.
24502 * config/xtensa/lib1funcs.asm: Likewise.
24503 * config/xtensa/lib2funcs.S: Likewise.
24504 * config/xtensa/linux-unwind.h: Likewise.
24505 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24506 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24507 * coretypes.h: Likewise.
24508 * crtstuff.c: Likewise.
24509 * defaults.h: Likewise.
24510 * dwarf2.h: Likewise.
24511 * emutls.c: Likewise.
24512 * gbl-ctors.h: Likewise.
24513 * gcov-io.h: Likewise.
24514 * ginclude/float.h: Likewise.
24515 * ginclude/iso646.h: Likewise.
24516 * ginclude/stdarg.h: Likewise.
24517 * ginclude/stdbool.h: Likewise.
24518 * ginclude/stddef.h: Likewise.
24519 * ginclude/stdfix.h: Likewise.
24520 * ginclude/stdint-gcc.h: Likewise.
24521 * ginclude/tgmath.h: Likewise.
24522 * gthr-aix.h: Likewise.
24523 * gthr-dce.h: Likewise.
24524 * gthr-gnat.c: Likewise.
24525 * gthr-gnat.h: Likewise.
24526 * gthr-lynx.h: Likewise.
24527 * gthr-mipssde.h: Likewise.
24528 * gthr-nks.h: Likewise.
24529 * gthr-posix.c: Likewise.
24530 * gthr-posix.h: Likewise.
24531 * gthr-posix95.h: Likewise.
24532 * gthr-rtems.h: Likewise.
24533 * gthr-single.h: Likewise.
24534 * gthr-solaris.h: Likewise.
24535 * gthr-tpf.h: Likewise.
24536 * gthr-vxworks.h: Likewise.
24537 * gthr-win32.h: Likewise.
24538 * gthr.h: Likewise.
24539 * libgcc2.c: Likewise.
24540 * libgcc2.h: Likewise.
24541 * libgcov.c: Likewise.
24542 * tsystem.h: Likewise.
24543 * typeclass.h: Likewise.
24544 * unwind-c.c: Likewise.
24545 * unwind-compat.h: Likewise.
24546 * unwind-dw2-fde-compat.c: Likewise.
24547 * unwind-dw2-fde-darwin.c: Likewise.
24548 * unwind-dw2-fde-glibc.c: Likewise.
24549 * unwind-dw2-fde.c: Likewise.
24550 * unwind-dw2-fde.h: Likewise.
24551 * unwind-dw2.c: Likewise.
24552 * unwind-dw2.h: Likewise.
24553 * unwind-generic.h: Likewise.
24554 * unwind-pe.h: Likewise.
24555 * unwind-sjlj.c: Likewise.
24556 * unwind.inc: Likewise.
24557 * config/arm/neon-gen.ml: Change generated copyright header to
24558 refer to version 3 of the GNU General Public License with
24559 version 3.1 of the GCC Runtime Library Exception and to point
24560 readers at the COPYING3 and COPYING3.RUNTIME files and the
24561 FSF's license web page.
24562 * config/arm/arm_neon.h: Regenerate.
24564 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24566 * config/cris/cris.md: Change copyright header to refer to version
24567 3 of the GNU General Public License.
24568 * doc/install.texi2html: Change copyright header to refer to version
24569 3 of the GNU General Public License and to point readers at the
24570 COPYING3 file and the FSF's license web page.
24571 * config/vax/linux.h: Likewise.
24573 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24575 * config/i386/i386.md (cmpcc): New.
24576 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24577 (sync_compare_and_swap_cc*): Delete.
24579 * config/s390/s390.c (s390_compare_emitted): Remove.
24580 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24581 s390_compare_emitted used to be handled. Assert that modes match.
24582 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24583 refer to sync_compare_and_swap_ccsi.
24584 * config/s390/s390.h (s390_compare_emitted): Remove.
24585 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24586 instead of s390_compare_emitted.
24587 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24588 instead of s390_compare_emitted.
24589 * config/s390/s390.md (cmpcc): New.
24590 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24591 CC_REGNUM, do not pretend it's set.
24592 (sync_compare_and_swap_cc*): Delete.
24593 * config/s390/predicates.md (cc_reg_operand): New.
24595 * expr.c (sync_compare_and_swap_cc): Delete.
24596 * optabs.h (sync_compare_and_swap_cc): Delete.
24597 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24598 is being used with can_compare_p.
24599 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24600 (find_cc_set): New.
24601 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24602 look for a MODE_CC set instead. Use emit_store_flag.
24603 (expand_compare_and_swap_loop): Likewise, with some additional
24604 complication to avoid a force_reg when useless. Use
24605 emit_cmp_and_jump_insns.
24606 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24607 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24608 sync_compare_and_swap documentation.
24610 2009-04-09 Jan Hubicka <jh@suse.cz>
24612 * except.c (find_prev_try): Break out from ....
24613 (duplicate_eh_regions): ... here; properly update prev_try pointers
24614 when duplication part of tree.
24615 (dump_eh_tree): Improve dumping.
24616 (verify_eh_region): New.
24617 (verify_eh_tree): Use it.
24619 2009-04-06 Richard Guenther <rguenther@suse.de>
24621 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24622 &ARRAY addresses by adjusting their types and prepending
24624 * tree-cfg.c (verify_gimple_assign_single): Verify that
24625 addresses are correct.
24627 2009-04-09 Richard Guenther <rguenther@suse.de>
24629 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24630 indices into an array reference if possible.
24631 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24632 Fold POINTER_PLUS_EXPR statements with invariant address.
24634 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24637 * config.gcc (powerpc64-*-linux*): Always build biarch.
24639 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24642 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24643 it and pedwarn if this results in an INTEGER_CST.
24645 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24647 * doc/install.texi: Update minimum GMP version. Remove obsolete
24648 text in MPFR section.
24650 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24652 * dwarf2out.c (class_scope_p): New static inline.
24653 (class_or_namespace_scope_p): Use it.
24654 (gen_variable_die): Use DW_TAG_member tag for static data member
24655 declarations instead of DW_TAG_variable.
24657 PR middle-end/39573
24658 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24661 2009-04-08 Richard Guenther <rguenther@suse.de>
24663 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24664 valueize random data.
24666 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24668 * config.gcc (aix tm_file): Add aix-stdint.h.
24669 (aix tm clause use_gcc_stdint): Set to wrap.
24670 * config/rs6000/aix-stdint.h: New file.
24672 2009-04-08 Richard Guenther <rguenther@suse.de>
24674 PR middle-end/36291
24675 * tree-dfa.c (add_referenced_var): Do not recurse into
24676 global initializers.
24677 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24679 (fold_const_aggregate_ref): Likewise.
24681 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24683 * recog.c (ordered_comparison_operator): New.
24684 * gensupport.c (std_preds): Add it.
24685 * doc/md.texi (Machine-Independent Predicates): Document it.
24687 2009-04-08 Jan Hubicka <jh@suse.cz>
24689 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24690 * function.h (rtl_eh): Remove exception_handler_label_map.
24691 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24692 remove_exception_handler_label, for_each_eh_label_1): Remove.
24693 (rtl_remove_unreachable_regions): Remove.
24694 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24695 (find_exception_handler_labels): Don't build the hashtable.
24696 (maybe_remove_eh_handler): Remove.
24697 (for_each_eh_label): Rewrite to walk the tree.
24698 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24699 * except.h (maybe_remove_eh_handler): Remove.
24700 * passes.c (init_optimization_passes): Schedule second EH cleanup
24702 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24703 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24705 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24707 * genoutput.c (validate_optab_operands): New.
24708 (gen_insn, gen_expand): Call it.
24710 * genflags.c (gen_insn): Detect misused iterators.
24711 (main): Pass line_no to gen_insn, exit with status 1 on error.
24713 * genextract.c (line_no): Make global.
24714 (VEC_safe_set_locstr): Change assertion to error message.
24715 (main): Exit with status 1 on error.
24717 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24721 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24722 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24723 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24724 * c-convert.c (convert): Do not call fold on results of conversion
24725 functions when the result is a C_MAYBE_CONST_EXPR.
24726 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24727 of __builtin_choose_expr.
24728 * c-typeck.c (remove_c_maybe_const_expr): New.
24729 (build_unary_op, build_conditional_expr, build_compound_expr,
24730 build_binary_op, c_objc_common_truthvalue_conversion): Call
24731 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24734 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24736 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24737 CODE to produce a new one. Add a prototype to use fold_convert_const
24739 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24742 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24743 mix declarations and code.
24745 2009-04-08 Ben Elliston <bje@au.ibm.com>
24747 * gcc.c: Replace `CC' with `GCC' throughout.
24749 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24751 * doc/invoke.texi: Document Atom support.
24753 2009-04-07 Jason Merrill <jason@redhat.com>
24756 * c-common.h, c-common.c: Add flag_pretty_templates.
24757 * c-opts.c (c_common_handle_option): Set it.
24758 * c.opt: Add -fno-pretty-templates.
24759 * doc/invoke.texi (C++ Dialect Options): Likewise.
24761 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24763 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24764 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24765 (ia64_expand_builtin): Likewise.
24767 2009-04-07 Martin Jambor <mjambor@suse.cz>
24769 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24770 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24771 ADDR_EXPRS are include too.
24773 2009-04-07 Richard Guenther <rguenther@suse.de>
24775 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24776 decls are only used if passes as parameters or if they are
24777 local statics and the call is not to a builtin.
24778 (call_may_clobber_ref_p_1): Likewise.
24780 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24782 * expr.c (do_store_flag): Remove last argument. Simplify code
24783 to avoid duplication of tests already done by can_compare_p.
24784 (expand_expr_real_1): Adjust caller.
24786 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24788 * optabs.c (can_compare_p): Test the predicate of a
24789 cbranch and cstore pattern.
24791 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24793 * expr.c (convert_move): Use emit_store_flag instead of
24796 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24798 * config/i386/i386.c (ix86_compare_emitted): Remove.
24799 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24800 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24801 * config/i386/i386.h (ix86_compare_emitted): Remove.
24802 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24803 instead of ix86_compare_emitted.
24804 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24806 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24808 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24809 Add t-sysroot-suffix to tmake_file.
24810 * config/print-sysroot-suffix.sh: New file.
24811 * config/t-sysroot-suffix: New file.
24813 2009-04-07 Ben Elliston <bje@au.ibm.com>
24815 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24816 as the latter produces a warning when the target does not support
24819 2009-04-07 Ben Elliston <bje@au.ibm.com>
24821 * dfp.c: Replace type punning assignments with memcpy throughout.
24822 * Makefile.in (dfp.o-warn): Remove.
24824 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24827 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24828 Include soft-fp/t-softfp after rs6000/t-linux64.
24830 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24832 * stor-layout.c (set_sizetype): Use the full precision of their
24833 machine mode for bitsize types.
24835 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24837 * config/i386/i386.md: Revert 2 accidental checkins.
24839 2009-04-06 Joey Ye <joey.ye@intel.com>
24840 Xuepeng Guo <xuepeng.guo@intel.com>
24841 H.J. Lu <hongjiu.lu@intel.com>
24843 Atom pipeline model, tuning and insn selection.
24844 * config.gcc (atom): Add atom config options and target.
24846 * config/i386/atom.md: New.
24848 * config/i386/i386.c (atom_cost): New cost.
24849 (m_ATOM): New macro flag.
24850 (initial_ix86_tune_features): Set m_ATOM.
24851 (x86_accumulate_outgoing_args): Likewise.
24852 (x86_arch_always_fancy_math_387): Likewise.
24853 (processor_target): Add Atom cost.
24854 (cpu_names): Add Atom cpu name.
24855 (override_options): Set Atom ISA.
24856 (ix86_issue_rate): New case PROCESSOR_ATOM.
24857 (ix86_adjust_cost): Likewise.
24859 * config/i386/i386.h (TARGET_ATOM): New target macro.
24860 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24861 (TARGET_OPT_AGU): New target option.
24862 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24863 (processor_type): Add PROCESSOR_ATOM.
24865 * config/i386/i386.md (cpu): Add new value "atom".
24866 (use_carry, movu): New attr.
24867 (atom.md): Include atom.md.
24868 (adddi3_carry_rex64): Set attr "use_carry".
24869 (addqi3_carry): Likewise.
24870 (addhi3_carry): Likewise.
24871 (addsi3_carry): Likewise.
24872 (*addsi3_carry_zext): Likewise.
24873 (subdi3_carry_rex64): Likewise.
24874 (subqi3_carry): Likewise.
24875 (subhi3_carry): Likewise.
24876 (subsi3_carry): Likewise.
24877 (x86_movdicc_0_m1_rex64): Likewise.
24878 (*x86_movdicc_0_m1_se): Likewise.
24879 (x86_movsicc_0_m1): Likewise.
24880 (*x86_movsicc_0_m1_se): Likewise.
24881 (*adddi_1_rex64): Emit add insn as much as possible.
24882 (*addsi_1): Likewise.
24883 (return_internal): Set atom_unit.
24884 (return_internal_long): Likewise.
24885 (return_pop_internal): Likewise.
24886 (*rcpsf2_sse): Set atom_sse_attr attr.
24887 (*qrt<mode>2_sse): Likewise.
24888 (*prefetch_sse): Likewise.
24890 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24892 (ix86_target_macros_internal): Likewise.
24894 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24895 (*prefetch_sse_rex): Likewise.
24896 (sse_rcpv4sf2): Likewise.
24897 (sse_vmrcpv4sf2): Likewise.
24898 (sse_sqrtv4sf2): Likewise.
24899 (<sse>_vmsqrt<mode>2): Likewise.
24900 (sse_ldmxcsr): Likewise.
24901 (sse_stmxcsr): Likewise.
24902 (*sse_sfence): Likewise.
24903 (sse2_clflush): Likewise.
24904 (*sse2_mfence): Likewise.
24905 (*sse2_lfence): Likewise.
24906 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24907 (<sse>_movup<ssemodesuffixf2c>): Likewise.
24908 (avx_movdqu<avxmodesuffix>): Likewise.
24909 (avx_lddqu<avxmodesuffix>): Likewise.
24910 (sse2_movntv2di): Change attr "type" to "ssemov".
24911 (sse2_movntsi): Likewise.
24912 (rsqrtv8sf2): Change attr "type" to "sseadd".
24913 (sse3_addsubv2df3): Set attr "atom_unit".
24914 (sse3_h<plusminus_insn>v4sf3): Likewise.
24915 (*sse2_pmaddwd): Likewise.
24916 (*vec_extractv2di_1_rex64): Likewise.
24917 (*vec_extractv2di_1_avx): Likewise.
24918 (sse2_psadbw): Likewise.
24919 (ssse3_phaddwv8hi3): Likewise.
24920 (ssse3_phaddwv4hi3): Likewise.
24921 (ssse3_phadddv4si3): Likewise.
24922 (ssse3_phadddv2si3): Likewise.
24923 (ssse3_phaddswv8hi3): Likewise.
24924 (ssse3_phaddswv4hi3): Likewise.
24925 (ssse3_phsubwv8hi3): Likewise.
24926 (ssse3_phsubwv4hi3): Likewise.
24927 (ssse3_phsubdv4si3): Likewise.
24928 (ssse3_phsubdv2si3): Likewise.
24929 (ssse3_phsubswv8hi3): Likewise.
24930 (ssse3_phsubswv4hi3): Likewise.
24931 (ssse3_pmaddubsw128): Likewise.
24932 (sse3_pmaddubsw: Likewise.
24933 (ssse3_palignrti): Likewise.
24934 (ssse3_palignrdi): Likewise.
24936 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
24938 * doc/install.texi (Specific): Fix two cross-references to MinGW.
24940 2009-04-06 Richard Guenther <rguenther@suse.de>
24942 PR tree-optimization/28868
24943 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
24944 of which PHI results we inserted.
24945 (insert_into_preds_of_block): Record inserted PHIs.
24946 (eliminate): Eliminate redundant PHI nodes.
24947 (init_pre): Init inserted_phi_names.
24949 2009-04-06 Richard Guenther <rguenther@suse.de>
24951 PR tree-optimization/39643
24952 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
24953 IMAGPART_EXPRs of complex constants.
24954 (execute_fold_all_builtins): If we folded a call queue
24955 TODO_update_address_taken.
24957 2009-04-06 Jan Hubicka <jh@suse.cz>
24959 PR middle-end/39659
24960 * except.c (remove_unreachable_regions): Propagate may_contain_throw
24963 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
24965 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
24967 (ic_invalidate_array): Likewise.
24969 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
24971 * calls.c (emit_library_call_value_1): Fix a problem with parameter
24972 alignment for library calls.
24974 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
24976 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
24977 (mingw32 tm clause use_gcc_stdint): Set to wrap.
24978 * config/i386/mingw-stdint.h: New file.
24980 2009-04-05 Richard Guenther <rguenther@suse.de>
24982 PR tree-optimization/39648
24983 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
24984 our &A vs. &A[0] IL deficiencies.
24986 2009-04-04 Jan Hubicka <jh@suse.cz>
24988 * except.c (sjlj_find_directly_reachable_regions): Be ready for
24989 removed toplevel regions.
24990 (sjlj_mark_call_sites): Likewise.
24992 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
24994 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
24995 (cygwin tm clause use_gcc_stdint): Set to wrap.
24996 * config/i386/cygwin-stdint.h: New file.
24998 2009-04-04 Richard Guenther <rguenther@suse.de>
25000 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25001 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25002 single-argument PHIs if we are in loop-closed SSA form.
25003 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25004 for the pre-condition.
25005 (slpeel_tree_peel_loop_to_edge): Likewise.
25006 (vect_build_loop_niters): Take an optional sequence to append stmts.
25007 (vect_generate_tmps_on_preheader): Likewise.
25008 (vect_do_peeling_for_loop_bound): Take extra guards for the
25010 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25011 the cost model check.
25012 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25013 guards if we are going to peel. Do not apply versioning in that case.
25014 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25015 (vect_do_peeling_for_loop_bound): Likewise.
25016 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25017 loop bound only record extra pre-conditions, do not apply loop
25020 2009-04-04 Richard Guenther <rguenther@suse.de>
25022 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25025 2009-04-04 Jan Hubicka <jh@suse.cz>
25027 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25028 last_basic_block for size of bb->index indexed array.
25029 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25030 compute_out, link_btr_uses, build_btr_def_use_webs,
25031 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25033 2009-04-04 Jan Hubicka <jh@suse.cz>
25035 * except.c (remove_eh_handler_and_replace): Break out from ...
25036 (remove_eh_handler): ... here.
25037 (bring_to_root): New function.
25038 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25039 handled ones, bring others to root of tree.
25041 2009-04-04 Jan Hubicka <jh@suse.cz>
25043 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25044 (all_phis_safe_to_merge): New function.
25045 (update_info): New structure.
25046 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25047 (cleanup_empty_eh): Update SSA if possible.
25049 2009-04-04 Richard Guenther <rguenther@suse.de>
25051 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25052 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25053 (append_vuse): Likewise.
25055 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25057 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25058 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25059 instead of REG_UNSAVED for DW_CFA_undefined.
25060 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25061 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25064 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25067 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25069 2009-04-04 Richard Guenther <rguenther@suse.de>
25071 PR tree-optimization/8781
25072 PR tree-optimization/37892
25073 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25074 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25075 (valueize_refs): Call it for *& valueizations.
25076 (shared_reference_ops_from_ref): Rename to ...
25077 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25078 (shared_reference_ops_from_call): Rename to ...
25079 (valueize_shared_reference_ops_from_call): ... this and valueize.
25080 (vn_reference_lookup): Update.
25081 (visit_reference_op_call): Likewise.
25082 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25083 (eliminate): Value-replace the call address in call statements.
25085 2009-04-04 Richard Guenther <rguenther@suse.de>
25087 PR tree-optimization/39636
25088 * tree-ssa-forwprop.c
25089 (forward_propagate_addr_into_variable_array_index): Check for
25090 GIMPLE_ASSIGN before accessing the rhs code.
25092 2009-04-03 Jason Merrill <jason@redhat.com>
25094 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25096 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25098 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25099 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25100 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25101 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25102 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25103 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25104 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25105 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25106 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25107 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25108 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25109 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25110 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25111 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25112 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25113 Use fr_reg_or_fp01_operand instead of fr_register_operand
25115 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25116 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25117 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25119 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25121 PR rtl-optimization/39607
25122 PR rtl-optimization/39631
25126 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25127 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25128 instead of DF_LR_OUT.
25129 * ira-lives.c (process_bb_node_lives): Ditto.
25130 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25131 instead of DF_LR_{OUT,IN}.
25132 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25133 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25135 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25137 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25138 (execute_lower_omp): Always run but take the short way out if -fopenmp
25140 (gate_lower_omp): Remove, forcing the pass manager to always run the
25141 pass and always set PROP_gimple_lomp.
25142 (pass_lower_omp): Remove gate function.
25143 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25144 PROP_trees. Instead, require it.
25145 * ipa-cp.c (pass_ipa_cp): Likewise.
25146 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25147 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25148 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25149 and PROP_gimple_leh.
25151 2009-04-03 Richard Guenther <rguenther@suse.de>
25153 PR middle-end/13146
25154 PR tree-optimization/23940
25155 PR tree-optimization/33237
25156 PR middle-end/33974
25157 PR middle-end/34093
25158 PR tree-optimization/36201
25159 PR tree-optimization/36230
25160 PR tree-optimization/38049
25161 PR tree-optimization/38207
25162 PR tree-optimization/38230
25163 PR tree-optimization/38301
25164 PR tree-optimization/38585
25165 PR middle-end/38895
25166 PR tree-optimization/38985
25167 PR tree-optimization/39299
25168 * tree-ssa-structalias.h: Remove.
25169 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25170 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25171 (struct vuse_element_d): Remove.
25172 (struct vuse_vec_d): Likewise.
25173 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25174 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25175 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25176 VUSE_ELEMENT_VAR): Likewise.
25177 (struct voptype_d): Likewise.
25178 (NUM_VOP_FREE_BUCKETS): Likewise.
25179 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25180 (struct stmt_operands_d): Remove.
25181 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25182 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25183 VDEF_NUM, VDEF_VECT): Likewise.
25184 (copy_virtual_operands): Remove.
25185 (operand_build_cmp): Likewise.
25186 (create_ssa_artificial_load_stmt): Likewise.
25187 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25188 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25189 vuse_index and mayuse_index members. Pack and move done and iter_type
25190 members to the front.
25191 (SSA_OP_VMAYUSE): Remove.
25192 (SSA_OP_VIRTUAL_USES): Adjust.
25193 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25194 (unlink_stmt_vdef): Declare.
25195 (add_to_addressable_set): Remove.
25196 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25197 (vrp_visit_stmt): Likewise.
25198 * doc/tree-ssa.texi (Alias analysis): Update.
25199 * doc/invoke.texi (max-aliased-vops): Remove docs.
25200 (avg-aliased-vops): Likewise.
25201 * tree-into-ssa.c (syms_to_rename): Remove.
25202 (need_to_update_vops_p): Likewise.
25203 (need_to_initialize_update_ssa_p): Rename to ...
25204 (update_ssa_initialized_fn): ... this. Track function we are
25206 (symbol_marked_for_renaming): Simplify.
25207 (add_new_name_mapping): Do not set need_to_update_vops_p.
25208 (dump_currdefs): Use SYMS_TO_RENAME.
25209 (rewrite_update_stmt): Always walk all uses/defs.
25210 (dump_update_ssa): Adjust.
25211 (init_update_ssa): Take function argument. Track what we are
25213 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25214 (create_new_def_for): Initialize for cfun, assert we are initialized
25216 (mark_sym_for_renaming): Simplify.
25217 (mark_set_for_renaming): Do not initialize update-ssa.
25218 (need_ssa_update_p): Simplify. Take function argument.
25219 (name_mappings_registered_p): Assert we ask for the correct function.
25220 (name_registered_for_update_p): Likewise.
25221 (ssa_names_to_replace): Likewise.
25222 (release_ssa_name_after_update_ssa): Likewise.
25223 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25224 (dump_decl_set): Do not print a newline.
25225 (debug_decl_set): Do it here.
25226 (dump_update_ssa): And here.
25227 * tree-ssa-loop-im.c (move_computations): Adjust.
25228 (movement_possibility): Likewise.
25229 (determine_max_movement): Likewise.
25230 (gather_mem_refs_stmt): Likewise.
25231 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25232 or NAME_MEMORY_TAG.
25233 * tree-complex.c (update_all_vops): Remove.
25234 (expand_complex_move): Adjust.
25235 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25236 Simplify test for memory referencing statement. Exclude
25237 non-invariant ADDR_EXPRs.
25238 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25239 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25240 (rdg_flag_uses): Likewise.
25241 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25243 (tree_optimize_tail_calls_1): Also split the
25244 edge from the entry block if we have degenerate PHI nodes in
25245 the first basic block.
25246 * tree.c (init_ttree): Remove memory-tag related code.
25247 (tree_code_size): Likewise.
25248 (tree_node_structure): Likewise.
25249 (build7_stat): Re-write to be build6_stat.
25250 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25251 (SSA_VAR_P): Adjust.
25252 (struct tree_memory_tag): Remove.
25253 (struct tree_memory_partition_tag): Likewise.
25254 (union tree_node): Adjust.
25255 (build7): Re-write to be build6.
25256 * tree-pass.h (pass_reset_cc_flags): Remove.
25257 (TODO_update_address_taken): New flag.
25258 (pass_simple_dse): Remove.
25259 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25260 * params.h (MAX_ALIASED_VOPS): Remove.
25261 (AVG_ALIASED_VOPS): Likewise.
25262 * omp-low.c (expand_omp_taskreg): Update SSA form.
25263 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25264 aliases the lhs in a copy stmt.
25265 * tree-ssa-dse.c (struct address_walk_data): Remove.
25266 (memory_ssa_name_same): Likewise.
25267 (memory_address_same): Likewise.
25268 (get_kill_of_stmt_lhs): Likewise.
25269 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25270 unused stores. Look through PHI nodes into post-dominated regions.
25271 (dse_optimize_stmt): Simplify. Properly remove stores.
25272 (tree_ssa_dse): Compute dominators.
25273 (execute_simple_dse): Remove.
25274 (pass_simple_dse): Likewise.
25275 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25276 gimple_loaded_syms and gimple_stored_syms computation.
25277 * toplev.c (dump_memory_report): Dump alias and pta stats.
25278 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25279 (vn_reference_eq): Likewise.
25280 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25281 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25282 valueize_vuses): Remove.
25283 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25284 (get_def_ref_stmt_vuse): ... this.
25285 (vn_reference_lookup_2): New function.
25286 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25287 walking equivalent vuses. Simplify.
25288 (vn_reference_lookup): Likewise.
25289 (vn_reference_insert): Likewise.
25290 (vn_reference_insert_pieces): Likewise.
25291 (visit_reference_op_call): Simplify.
25292 (visit_reference_op_load): Likewise.
25293 (visit_reference_op_store): Likewise.
25294 (init_scc_vn): Remove shared_lookup_vuses initialization.
25295 (free_scc_vn): Remove shared_lookup_vuses freeing.
25296 (sort_vuses, sort_vuses_heap): Remove.
25297 (get_ref_from_reference_ops): Export.
25298 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25299 vector with single vuse pointer.
25300 (vn_reference_lookup_pieces, vn_reference_lookup,
25301 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25302 (shared_vuses_from_stmt): Remove.
25303 (get_ref_from_reference_ops): Declare.
25304 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25305 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25306 memory-tag related code.
25307 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25308 (likely_value): Add comment, skip static-chain of call statements.
25309 (surely_varying_stmt_p): Adjust.
25310 (gimplify_and_update_call_from_tree): Likewise.
25311 (execute_fold_all_builtins): Do not rebuild alias info.
25312 (gimplify_and_update_call_from_tree): Properly update VOPs.
25313 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25314 (copy_ref_info): Remove memory-tag related code.
25315 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25316 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25317 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25319 * tree-ssa-dom.c (gimple_p): Remove typedef.
25320 (eliminate_redundant_computations): Adjust.
25321 (record_equivalences_from_stmt): Likewise.
25322 (avail_expr_hash): Likewise.
25323 (avail_expr_eq): Likewise.
25324 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25325 (stmt_makes_single_load): Likewise.
25326 (stmt_makes_single_store): Likewise.
25327 * tree-ssa-alias.c: Rewrite completely.
25328 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25329 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25330 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25331 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25332 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25333 Remove public functions.
25334 (pass_reset_cc_flags): Remove.
25335 (pass_build_alias): Move ...
25336 * tree-ssa-structalias.c (pass_build_alias): ... here.
25337 * tree-ssa-alias.c (may_be_aliased): Move ...
25338 * tree-flow-inline.h (may_be_aliased): ... here.
25339 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25340 count_uses_and_derefs): Move ...
25341 * gimple.c: ... here.
25342 * gimple.h (count_uses_and_derefs): Declare.
25343 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25344 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25345 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25346 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25347 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25348 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25349 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25351 * tree-dfa.c (refs_may_alias_p): Move ...
25352 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25353 * tree-ssa-alias.h: New file.
25354 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25355 (statement_sink_location): Likewise.
25356 * opts.c (decode_options): Do not adjust max-aliased-vops or
25357 avg-aliased-vops values.
25358 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25359 (TV_CALL_CLOBBER): Likewise.
25360 (TV_FLOW_SENSITIVE): Likewise.
25361 (TV_FLOW_INSENSITIVE): Likewise.
25362 (TV_MEMORY_PARTITIONING): Likewise.
25363 (TV_ALIAS_STMT_WALK): New timevar.
25364 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25365 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25366 (get_address_description): Remove memory-tag related code.
25367 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25368 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25369 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25370 and immediate uses in statements. Document.
25371 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25372 (dump_symbols): Remove.
25373 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25374 * alias.c (get_deref_alias_set): New function split out from ...
25375 (get_alias_set): ... here.
25376 * alias.h (get_deref_alias_set): Declare.
25377 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25378 type parameter. Remove restrict pointer handling. Create a
25379 ref-all pointer in case type-based alias sets do not conflict.
25380 (vect_analyze_data_refs): Remove SMT related code.
25381 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25382 (vectorizable_load): Likewise.
25383 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25384 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25385 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25386 Ignore vops and SMTs.
25387 (dr_analyze_alias): Likewise..
25388 (free_data_ref): Likewise.
25389 (create_data_ref): Likewise.
25390 (analyze_all_data_dependences): Likewise.
25391 (get_references_in_stmt): Adjust.
25392 * tree-flow-inline.h (gimple_aliases_computed_p,
25393 gimple_addressable_vars, gimple_call_clobbered_vars,
25394 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25395 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25396 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25397 gimple_mem_ref_stats): Remove.
25398 (gimple_vop): New function.
25399 (op_iter_next_use): Remove vuses and mayuses cases.
25400 (op_iter_next_def): Remove vdefs case.
25401 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25402 (clear_and_done_ssa_iter): Do not set removed fields.
25403 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25404 Assert we are not iterating over vuses or vdefs if not also
25405 iterating over uses or defs.
25406 (op_iter_init_use): Likewise.
25407 (op_iter_init_def): Likewise.
25408 (op_iter_next_vdef): Remove.
25409 (op_iter_next_mustdef): Likewise.
25410 (op_iter_init_vdef): Likewise.
25411 (compare_ssa_operands_equal): Likewise.
25412 (link_use_stmts_after): Handle vuse operand.
25413 (is_call_used): Use is_call_clobbered.
25414 (is_call_clobbered): Global variables are always call clobbered,
25415 query the call-clobbers bitmap.
25416 (mark_call_clobbered): Ignore global variables.
25417 (clear_call_clobbered): Likewise.
25418 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25419 virtual operands sanity check.
25420 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25422 (TARGET_MEM_REF): Remove TMR_TAG operand.
25423 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25424 Remove call-clobber related code.
25425 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25426 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25427 partitions or escape reason.
25428 (get_single_def_stmt, get_single_def_stmt_from_phi,
25429 get_single_def_stmt_with_phi): Remove.
25430 (dump_referenced_vars): Tidy.
25431 (get_ref_base_and_extent): Allow bare decls.
25432 (collect_dfa_stats): Adjust.
25433 * graphite.c (rename_variables_in_stmt): Adjust.
25434 (graphite_copy_stmts_from_block): Likewise.
25435 (translate_clast): Likewise.
25436 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25438 (translate_vuse_through_block): Use the oracle.
25439 (phi_translate_1): Adjust.
25440 (value_dies_in_block_x): Use the oracle. Cache the outcome
25442 (valid_in_sets): Check if the VUSE for
25443 a REFERENCE is available.
25444 (eliminate): Do not remove stmts during elimination,
25445 instead queue and remove them afterwards.
25446 (do_pre): Do not rebuild alias info.
25447 (pass_pre): Run TODO_rebuild_alias before PRE.
25448 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25449 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25450 (mark_all_v_defs_stmt): Remove.
25451 (mark_all_v_defs_seq): Adjust.
25452 (sra_replace): Likewise.
25453 (scalarize_use): Likewise.
25454 (scalarize_copy): Likewise.
25455 (scalarize_init): Likewise.
25456 (scalarize_ldst): Likewise.
25457 (todoflags): Remove.
25458 (tree_sra): Do not rebuild alias info.
25459 (tree_sra_early): Adjust.
25460 (pass_sra): Run TODO_update_address_taken before SRA.
25461 * tree-predcom.c (set_alias_info): Remove.
25462 (prepare_initializers_chain): Do not call it.
25463 (mark_virtual_ops_for_renaming): Adjust.
25464 (mark_virtual_ops_for_renaming_list): Remove.
25465 (initialize_root_vars): Adjust.
25466 (initialize_root_vars_lm): Likewise.
25467 (prepare_initializers_chain): Likewise.
25468 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25469 (may_propagate_copy_into_stmt): Likewise.
25470 (merge_alias_info): Do nothing for now.
25471 (propagate_tree_value_into_stmt): Adjust.
25472 (stmt_may_generate_copy): Likewise.
25473 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25474 not mark symbols for renaming.
25475 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25476 with the same statement, make sure to update the new pointed-to one.
25477 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25478 call statements, do not mark symbols for renaming.
25479 (mark_operand_necessary): Dump something.
25480 (ref_may_be_aliased): New function.
25481 (mark_aliased_reaching_defs_necessary_1): New helper function.
25482 (mark_aliased_reaching_defs_necessary): Likewise.
25483 (mark_all_reaching_defs_necessary_1): Likewise.
25484 (mark_all_reaching_defs_necessary): Likewise.
25485 (propagate_necessity): Do not process virtual PHIs. For
25486 non-aliased loads mark all reaching definitions as necessary.
25487 For aliased loads and stores mark the immediate dominating
25488 aliased clobbers as necessary.
25489 (visited): New global static.
25490 (perform_tree_ssa_dce): Free visited bitmap after propagating
25492 (remove_dead_phis): Perform simple dead virtual PHI removal.
25493 (remove_dead_stmt): Properly unlink virtual operands when
25495 (eliminate_unnecessary_stmts): Schedule PHI removal after
25497 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25498 (process_replaceable): Likewise.
25499 (find_replaceable_in_bb): Likewise.
25500 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25501 based on the single gimple vop.
25502 (verify_flow_insensitive_alias_info): Remove.
25503 (verify_flow_sensitive_alias_info): Likewise.
25504 (verify_call_clobbering): Likewise.
25505 (verify_memory_partitions): Likewise.
25506 (verify_alias_info): Likewise.
25507 (verify_ssa): Adjust..
25508 (execute_update_addresses_taken): Export. Update SSA
25509 manually. Optimize only when optimizing. Use a local bitmap.
25510 (pass_update_address_taken): Remove TODO_update_ssa, add
25512 (pass_update_address_taken): Just use TODO_update_address_taken.
25513 (init_tree_ssa): Do not initialize addressable_vars.
25514 (verify_ssa): Verify new VUSE / VDEF properties.
25515 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25516 Do not call verify_alias_info.
25517 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25518 Do not free the loaded and stored syms bitmaps. Reset the escaped
25519 and callused solutions. Do not free addressable_vars.
25520 Remove memory-tag related code.
25521 (warn_uninitialized_var): Aliases are always available.
25522 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25523 * lambda-code.c (can_put_in_inner_loop): Adjust.
25524 (can_put_after_inner_loop): Likewise.
25525 (perfect_nestify): Likewise.
25526 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25527 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25528 (vectorizable_conversion): Do not mark symbols for renaming.
25529 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25530 (expand_call_inline): Unlink the calls virtual operands before
25532 (tree_function_versioning): Do not call update_ssa if we are not
25533 updating clones. Simplify.
25534 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25535 (propagate_with_phi): Likewise..
25536 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25537 clobber code. Assert we are not aliased or global.
25538 * tree-flow.h: Include tree-ssa-alias.h
25539 (enum escape_type): Remove.
25540 (struct mem_sym_stats_d): Likewise.
25541 (struct mem_ref_stats_d): Likewise.
25542 (struct gimple_df): Add vop member. Remove global_var,
25543 call_clobbered_vars, call_used_vars, addressable_vars,
25544 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25545 escaped and callused members.
25546 (struct ptr_info_def): Remove all members, add points-to solution
25548 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25549 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25550 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25551 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25552 (tree-ssa-alias.o): Likewise.
25553 (toplev.o): Add tree-ssa-alias.h
25554 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25555 * gimple.c (gimple_set_bb): Fix off-by-one error.
25556 (is_gimple_reg): Do not handle memory tags.
25557 (gimple_copy): Also copy virtual operands.
25558 Delay updating the statement. Do not reset loaded and stored syms.
25559 (gimple_set_stored_syms): Remove.
25560 (gimple_set_loaded_syms): Likewise.
25561 (gimple_call_copy_skip_args): Copy the virtual operands
25562 and mark the new statement modified.
25563 * tree-ssa-structalias.c (may_alias_p): Remove.
25564 (set_uids_in_ptset): Take the alias set to prune with as
25565 parameter. Fold in the alias test of may_alias_p.
25566 (compute_points_to_sets): Compute whether a ptr is dereferenced
25567 in a local sbitmap.
25568 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25569 other ADDRESSOF constraints on the lhs.
25570 (get_constraint_for_component_ref): Assert that we don't get
25571 ADDRESSOF constraints from the base of the reference.
25572 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25573 (struct variable_info): Remove collapsed_to member.
25574 (get_varinfo_fc): Remove.
25575 (new_var_info): Do not set collapsed_to.
25576 (dump_constraint): Do not follow cycles.
25577 (dump_constraint_graph): Likewise.
25578 (build_pred_graph): Likewise.
25579 (build_succ_graph): Likewise.
25580 (rewrite_constraints): Likewise.
25581 (do_simple_structure_copy): Remove.
25582 (do_rhs_deref_structure_copy): Remove.
25583 (do_lhs_deref_structure_copy): Remove.
25584 (collapse_rest_of_var): Remove.
25585 (do_structure_copy): Re-implement.
25586 (pta_stats): New global variable.
25587 (dump_pta_stats): New function.
25588 (struct constraint_expr): Make offset signed.
25589 (UNKNOWN_OFFSET): Define special value.
25590 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25591 (solution_set_expand): New helper function split out from ...
25592 (do_sd_constraint): ... here.
25593 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25594 (do_ds_constraint): Likewise.
25595 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25596 and CALLUSED = *CALLUSED.
25597 (set_union_with_increment): Make inc argument signed.
25598 (type_safe): Remove.
25599 (get_constraint_for_ptr_offset): Handle unknown and negative
25601 (first_vi_for_offset): Handle offsets before start. Bail
25602 out early for offsets beyond the variable extent.
25603 (first_or_preceding_vi_for_offset): New function.
25604 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25605 Together with ESCAPED = *ESCAPED this properly computes reachability.
25606 (find_what_var_points_to): New function.
25607 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25608 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25609 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25610 pt_solutions_intersect): New functions.
25611 (compute_call_used_vars): Remove.
25612 (compute_may_aliases): New main entry into PTA computation.
25613 * gimple.h (gimple_p): New typedef.
25614 (struct gimple_statement_base): Remove references_memory_p.
25615 (struct gimple_statement_with_memory_ops_base): Remove
25616 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25618 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25619 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25620 gimple_set_references_memory): Remove.
25621 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25622 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25624 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25625 (verify_expr): Allow RESULT_DECL.
25626 (gimple_duplicate_bb): Do not copy virtual operands.
25627 (gimple_duplicate_sese_region): Adjust.
25628 (gimple_duplicate_sese_tail): Likewise.
25629 (mark_virtual_ops_in_region): Remove.
25630 (move_sese_region_to_fn): Do not call it.
25631 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25632 and pass_simple_dse.
25633 (execute_function_todo): Handle TODO_update_address_taken,
25634 call execute_update_addresses_taken for TODO_rebuild_alias.
25635 (execute_todo): Adjust.
25636 (execute_one_pass): Init dump files early.
25637 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25639 (create_general_new_stmt): Clear vops.
25640 * tree-ssa-reassoc.c (get_rank): Adjust.
25641 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25642 symbols for renaming.
25643 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25644 (PARAM_AVG_ALIASED_VOPS): Likewise.
25645 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25646 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25647 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25648 (operand_build_cmp, copy_virtual_operands,
25649 create_ssa_artificial_load_stmt, add_to_addressable_set,
25650 gimple_add_to_addresses_taken): Remove public functions.
25651 (unlink_stmt_vdef): New function.
25653 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25655 * config.gcc (powerpc-*-linux*): Merge variants.
25657 2009-04-02 Chao-ying Fu <fu@mips.com>
25658 James Grosbach <james.grosbach@microchip.com>
25660 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25661 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25663 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25664 keep_interrupts_masked_p, use_debug_exception_return_p.
25665 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25666 keep_interrupts_masked, use_debug_exception_return.
25667 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25668 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25670 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25671 (mips_print_operand): Process COP0 registers to print $0 .. $31
25672 correctly for GAS to process.
25673 (mips_interrupt_extra_call_saved_reg_p): New function.
25674 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25676 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25677 (mips_compute_frame_info): Add supports for interrupt context that
25678 includes doubleword accumulators and COP0 registers.
25679 (mips_for_each_saved_acc): New function.
25680 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25681 mips_for_each_saved_reg.
25682 (mips_save_reg): Save accumulators.
25683 (mips_kernel_reg_p): A new for_each_rtx callback.
25684 (mips_expand_prologue): Support interrupt handlers.
25685 (mips_restore_reg): Restore accumulators.
25686 (mips_expand_epilogue): Support interrupt handlers.
25687 (mips_can_use_return_insn): Return false for interrupt handlers.
25688 (mips_epilogue_uses): New function.
25689 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25690 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25691 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25692 cop0_move): New instructions.
25693 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25694 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25696 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25698 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25699 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25700 interrupt handlers, we use K0 as the temporary register.
25701 (EPILOGUE_USES): Change to a function call.
25702 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25703 handlers, we use K0 as the temporary register.
25705 * doc/extend.texi (Function Attributes): Document interrupt,
25706 use_shadow_register_set, keep_interrupts_masked,
25707 use_debug_exception_return for MIPS attributes.
25709 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25711 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25712 Remove a number of t-files from tmake_file.
25713 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25714 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25715 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25716 target_prototype, not TARGET_PROTOTYPE.
25717 (LINK_OS_GNU_SPEC): Define.
25718 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25719 and darwin-ldoubdle.c.
25721 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25724 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25725 (cpp_options): Ditto.
25726 (default_compilers): Ditto.
25727 (display_help): Ditto.
25728 (process_command): Ditto.
25729 (do_spec_1): Ditto.
25730 (set_input): Use lbasename instead of duplicate code.
25731 (save_temps_prefix): New static for -save-temps=obj.
25732 (save_temps_length): Ditto.
25734 * doc/invoke.texi (-save-temps=obj): Document new variant to
25735 -save-temps switch.
25737 2009-04-02 Jeff Law <law@redhat.com>
25739 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25742 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25744 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25745 * configure: Regenerated.
25747 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25749 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25750 share the argument list.
25752 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25756 2009-02-12 Diego Novillo <dnovillo@google.com>
25758 * varpool.c (debug_varpool): New.
25759 * cgraph.h (debug_varpool): Declare.
25761 2009-04-02 Jan Hubicka <jh@suse.cz>
25763 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25766 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25768 * config/i386/i386.c (ix86_abi): Move initialization to ...
25769 (override_options): Here.
25771 2009-04-02 Christian Bruel <christian.bruel@st.com>
25773 * config/sh/sh.c (sh_dwarf_register_span): New function.
25774 (TARGET_DWARF_REGISTER_SPAN): Define.
25775 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25777 2009-04-02 Ira Rosen <irar@il.ibm.com>
25779 PR tree-optimization/39595
25780 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25781 interleaved loads group is not greater than the SLP group size.
25783 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25785 * builtins.c (is_builtin_name): New.
25786 (called_as_built_in): Use is_builtin_name.
25787 * tree.h (is_builtin_name): New.
25788 * varasm.c (incorporeal_function_p): Use is_builtin_name
25790 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25792 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25794 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25797 * c-decl.c (clone_underlying_type): Move this ...
25798 * c-common.c (set_underlying_type): ... here.
25799 Also, make sure the function properly sets TYPE_STUB_DECL() on
25800 the newly created typedef variant type.
25801 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25802 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25805 2009-04-02 Richard Guenther <rguenther@suse.de>
25807 PR tree-optimization/37221
25808 * tree-flow.h (degenerate_phi_result): Declare.
25809 * tree-ssa-dom.c (degenerate_phi_result): Export.
25810 * tree-scalar-evolution.c (analyze_initial_condition): If
25811 the initial condition is defined by a degenerate PHI node
25812 use the degenerate value.
25814 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25816 PR rtl-optimization/39588
25817 * combine.c (merge_outer_ops): Do not set the constant when this
25819 (simplify_shift_const_1): Do not modify it either in this case.
25821 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25823 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25824 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25826 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25829 * c-lex.c (interpret_float): Default (no suffix) is double.
25831 2009-04-1 Xinliang David Li <davidxl@google.com>
25833 * config/i386/i386.c (legitimate_constant_p): Recognize
25834 all one vector constant.
25836 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25838 * config/vax/vax.c: Add #includes to silence warnings.
25839 Change #include order to silence two warnings.
25841 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25843 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25844 (ASM_SPEC): Pass -k to the assembler for PIC code.
25846 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25848 * config.gcc: Add vax-*-linux* to the switch.
25849 * config/vax/linux.h: New file. (TARGET_VERSION,
25850 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25852 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25854 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25855 Use predicate macros instead of GET_CODE() == foo.
25856 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25857 ashlsi3, rotrsi3, <unnamed>): Likewise.
25859 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25861 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25862 jbbccihi, jbbccisi): Remova trailing whitespace.
25863 * config/vax/constraints.md: Likewise.
25864 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25865 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25866 * config/vax/predicates.md: Likewise.
25867 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25868 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25869 * config/vax/vax.h: Likewise.
25870 * config/vax/vax.md (nonlocal_goto): Likewise.
25872 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25874 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25875 (indirectable_address_p, adjacent_operands_p): Add spaces around
25877 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25879 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25881 * config/vax/vax.c (legitimate_constant_address_p,
25882 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25883 index_term_p, reg_plus_index_p, legitimate_address_p,
25884 vax_mode_dependent_address_p): Update comments to match functions
25885 modified by the recent int->bool conversion.
25887 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25889 * config/vax/builtins.md: Update copyright message.
25890 * config/vax/constraints.md: Likewise.
25891 * config/vax/netbsd-elf.h: Likewise.
25892 * config/vax/predicates.md: Likewise.
25893 * config/vax/vax-protos.h: Likewise.
25894 * config/vax/vax.c: Likewise.
25895 * config/vax/vax.h: Likewise.
25896 * config/vax/vax.md: Likewise.
25897 * config/vax/vax.opt: Likewise.
25899 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25901 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25902 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25903 * config/vax/constraints.md (B, R): Likewise.
25904 * config/vax/predicates.md (external_memory_operand,
25905 nonimmediate_addsub_di_operand): Likewise.
25906 * config/vax/vax.c (vax_output_int_add): Likewise.
25907 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
25908 untyped_call): Likewise.
25910 2009-04-01 Matt Thomas <matt@3am-software.com>
25912 * config/vax/predicates.md: New file.
25913 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
25914 external_const_operand, nonsymbolic_operand, external_memory_operand,
25915 indirect_memory_operand, indexed_memory_operand,
25916 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
25917 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
25919 * config/vax/constraints.md: New file.
25920 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
25922 * config/vax/builtins.md: New file.
25923 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
25924 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
25926 * config/vax/vax.opt (mqmath): Add option.
25927 * config/vax/vax.md (isfx): Extend with DI.
25928 (VAXintQH, VAXintQHSD): Define.
25929 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
25930 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
25931 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
25932 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
25933 (movdi): Update constraints and use vax_output_int_move().
25934 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
25935 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
25936 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
25937 nonlocal_goto): New.
25938 (mov<mode>): Extend accepted operand types.
25939 (subdi3_old): Rename from subdi3, change update constraints and use
25940 a new implementation.
25941 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
25942 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
25943 MOVE_RATIO, CLEAR_RATIO): Define.
25944 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
25945 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
25946 (PRINT_OPERAND): Redefine using a function instead of inlined code.
25947 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
25948 (split_quadword_operands): Make static and really allow variable
25950 (print_operand_address): Update for PIC generation.
25951 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
25952 indexable_address_p, fixup_mathdi_operand,
25953 vax_expand_addsub_di_operands, adjacent_operands_p): New.
25954 (vax_float_literal, legitimate_constant_p,
25955 indirectable_constant_address_p, index_term_p,
25956 reg_plus_index_p): Return bool instead of int.
25957 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
25959 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
25961 (vax_output_conditional_branch): Indent.
25962 (legitimate_constant_address_p, indirectable_constant_address_p,
25963 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
25964 vax_mode_dependent_address_p): Return bool instead of int, update for
25966 * config/vax/vax-protos.h (legitimate_constant_address_p,
25967 legitimate_constant_p, legitimate_address_p,
25968 vax_mode_dependent_address_p): Change declaration to bool.
25969 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
25970 vax_expand_addsub_di_operands, vax_output_int_subtract,
25971 vax_output_movmemsi): Declare.
25972 (split_quadword_operands, vax_float_literal): Delete declaration.
25973 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
25974 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
25975 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
25976 ASM_OUTPUT_DWARF_PCREL): Define.
25977 (ASM_SPEC): Change definition to allow PIC generation.
25979 2009-04-01 Steve Ellcey <sje@cup.hp.com>
25981 * doc/sourcebuild.texi: Update front-end requirements.
25983 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25986 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
25987 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
25988 (booldi3_internal3): Use boolean_or_operator instead of
25991 2009-04-01 Joseph Myers <joseph@codesourcery.com>
25994 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
25995 declarator whose size is not an integer constant expression but
25996 folds to an integer constant, then treat it as a constant
25999 2009-04-01 Richard Guenther <rguenther@suse.de>
26001 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26002 i * 4 + 2 to (i * 2 + 1) * 2.
26004 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26007 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26008 return if c_parser_asm_string_literal returned NULL.
26010 2009-04-01 Nick Clifton <nickc@redhat.com>
26012 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26014 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26015 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26016 other typedefs to avoid conflicts with libgcc2.c. Define labels
26017 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26019 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26020 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26023 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26025 * varasm.c (default_function_rodata_section): Declare DOT as
26028 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26029 Andrey Galkin <agalkin@hypercom.com>
26032 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26033 Make object_name unique for each process.
26035 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26038 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26039 addressable variables in the parallel that could go out of scope while
26040 running queued tasks.
26042 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26044 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26045 (CASE_VALUES_THRESHOLD): Redefine.
26046 * config/avr/avr.c (avr_override_options): Remove initialization of
26047 avr_case_values_threshold variable.
26048 (avr_case_values_threshold): Remove variable. Add new function.
26049 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26050 * config/avr/avr.opt (mno-tablejump): Remove option.
26051 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26053 2009-04-01 DJ Delorie <dj@redhat.com>
26055 * varasm.c (default_function_rodata_section): Don't assume
26056 anything about where the first '.' in the section name is.
26058 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26060 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26061 rs6000_emit_stack_tie.
26063 2009-03-31 Ian Lance Taylor <iant@google.com>
26065 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26066 gimple_code with GIMPLE_RESX, not RESX.
26068 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26070 * c-common.c (c_get_ident): New.
26071 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26073 2009-04-01 Ben Elliston <bje@au.ibm.com>
26075 * config/rs6000/sysv4.opt (msdata): Improve option description.
26077 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26079 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26080 (divdf3_internal_lat): Remove.
26081 (divxf3_internal_lat): Remove.
26082 (divxf3_internal_thr): Remove.
26083 (divxf): Use divxf3_internal.
26084 * config/ia64/div.md (divsf3_internal_lat): New.
26085 (divdf3_internal_lat): New.
26086 (divxf3_internal): New.
26088 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26091 * Makefile.in (USE_GCC_STDINT): Define.
26092 (stmp-int-hdrs): Install stdint.h if applicable.
26093 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26095 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26096 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26097 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26098 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26099 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26100 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26101 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26102 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26103 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26104 (c_common_nodes_and_builtins): Initialize
26105 underlying_wchar_type_node. Do not initialize
26106 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26107 nodes for new types.
26108 (c_stddef_cpp_builtins): Define macros for new types.
26109 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26111 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26112 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26113 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26114 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26115 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26116 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26117 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26118 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26119 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26120 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26121 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26122 int16_type_node, int32_type_node, int64_type_node,
26123 uint8_type_node, uint16_type_node, c_uint32_type_node,
26124 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26125 int_least32_type_node, int_least64_type_node,
26126 uint_least8_type_node, uint_least16_type_node,
26127 uint_least32_type_node, uint_least64_type_node,
26128 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26129 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26130 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26131 uintptr_type_node): Define.
26132 * c-cppbuiltin.c (builtin_define_constants,
26133 builtin_define_type_minmax): New.
26134 (builtin_define_stdint_macros): Define more macros.
26135 (c_cpp_builtins): Define more limit macros.
26136 (type_suffix): New.
26137 (builtin_define_type_max): Define in terms of
26138 builtin_define_type_minmax. Remove is_long parameter. All
26140 * config.gcc (use_gcc_stdint): Define.
26141 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26142 Add newlib-stdint.h for generic targets.
26143 * config/glibc-stdint.h, config/newlib-stdint.h,
26144 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26145 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26146 * config/score/score.h (UINTPTR_TYPE): Define.
26147 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26148 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26149 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26150 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26151 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26152 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26153 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26154 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26155 * config/spu/spu.h (STDINT_LONG32): Define.
26156 * configure.ac (use_gcc_stdint): Substitute.
26157 * configure: Regenerate.
26158 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26159 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26160 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26161 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26162 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26163 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26164 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26165 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26166 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26167 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26168 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26169 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26170 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26171 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26172 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26173 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26174 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26175 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26176 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26177 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26178 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26179 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26180 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26181 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26182 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26183 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26184 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26185 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26186 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26188 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26190 * loop-iv.c (suitable_set_for_replacement): Renamed from
26191 simplify_using_assignment; changed to return bool and to accept new
26192 args DEST and SRC. Return true iff we find a source/destination pair
26193 that can be used to make a replacement, and fill SRC and DEST if so.
26194 Remove arg ALTERED. Don't deal with altered regs here. All callers
26196 (simplify_using_initial_values): Deal with altered regs here and track
26197 more precisely the effect they have on the validity of our expression.
26199 * loop-iv.c (simplify_using_condition): A condition of the form
26200 (EQ REG CONST) can be used to simply make a substitution.
26201 (simplify_using_initial_values): Keep track of conditions we have seen
26202 and keep using them to simplify new expressions, while applying the
26203 same substitutions to them as to the expression.
26205 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26206 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26209 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26210 changed. Use this when trying to improve the upper bound.
26211 Generate the comparison by using simplify_gen_relational.
26213 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26215 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26217 (simplify_using_assignment, simplify_using_initial_values): Call
26218 replace_in_expr to make replacements. Call replace_single_def_regs
26219 once on the initial version of the expression.
26221 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26224 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26226 2009-03-31 Richard Guenther <rguenther@suse.de>
26228 PR middle-end/31029
26229 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26230 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26232 2009-03-31 Richard Guenther <rguenther@suse.de>
26234 * tree.h (div_if_zero_remainder): Declare.
26235 * fold-const.c (div_if_zero_remainder): Export.
26236 * tree-ssa-forwprop.c
26237 (forward_propagate_addr_into_variable_array_index): Handle
26238 constant array index addition outside of the variable index.
26240 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26243 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26244 define_splits, floatunssi<mode>2): Require x87 conversions from
26245 DImode to be permitted.
26247 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26249 PR preprocessor/15638
26250 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26252 2009-03-31 Richard Guenther <rguenther@suse.de>
26254 PR middle-end/23401
26255 PR middle-end/27810
26256 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26257 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26258 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26259 a separate statement.
26260 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26261 (lookup_tmp_var): Likewise.
26262 (is_gimple_formal_tmp_or_call_rhs): Remove.
26263 (is_gimple_reg_or_call_rhs): Rename to ...
26264 (is_gimple_reg_rhs_or_call): ... this.
26265 (is_gimple_mem_or_call_rhs): Rename to ...
26266 (is_gimple_mem_rhs_or_call): ... this.
26267 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26268 DECL_GIMPLE_REG_P only if is_formal is true.
26269 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26270 for non-proper post-modify expression gimplification.
26271 (gimplify_self_mod_expr): For post-modify expressions gimplify
26272 the lvalue to a minimal lvalue.
26273 (rhs_predicate_for): Remove formal temp case.
26274 (gimplify_modify_expr_rhs): Likewise.
26275 (gimplify_addr_expr): Use is_gimple_reg.
26276 (gimplify_expr): Remove formal temp cases.
26277 (gimple_regimplify_operands): Likewise.
26278 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26279 and FILTER_EXPR like constants.
26280 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26282 (is_gimple_formal_tmp_rhs): Remove.
26283 (is_gimple_reg_rhs): Remove special casing.
26284 (is_gimple_mem_rhs): Fix.
26285 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26286 (is_gimple_formal_tmp_var): Remove.
26287 (is_gimple_formal_tmp_reg): Likewise.
26288 (is_gimple_min_lval): Allow invariant component ref parts.
26289 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26290 is_gimple_formal_tmp_reg): Remove declarations.
26291 * tree-cfg.c (verify_expr): Verify that variables with address
26292 taken do not have DECL_GIMPLE_REG_P set.
26293 * tree-mudflap.c (mf_build_check_statement_for): Use
26294 force_gimple_operand instead of gimplify_expr.
26296 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26298 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26299 schedulable rows to compute_split_row.
26301 2009-03-31 Ben Elliston <bje@au.ibm.com>
26304 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26307 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26309 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26310 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26311 * configure: Regenerate.
26312 * config.in: Regenerate.
26313 * config/rs6000/rs6000.opt (mtls-markers): Add.
26314 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26315 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26316 (tls_ld_aix, tls_ld_sysv): Likewise.
26317 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26318 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26320 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26322 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26324 2009-03-30 Jan Hubicka <jh@suse.cz>
26326 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26328 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26329 detection and label handling.
26331 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26333 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26334 left_conflicts_size.
26335 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26336 ALLOCNO_LEFT_CONFLICTS_SIZE.
26338 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26339 remove_allocno_from_bucket_and_push,
26340 allocno_spill_priority_compare, push_allocnos_to_stack,
26341 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26342 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26343 (setup_allocno_left_conflicts_num): Ditto. Rename to
26344 setup_allocno_left_conflicts_size.
26345 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26346 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26347 setup_allocno_left_conflicts_size instead of
26348 setup_allocno_left_conflicts_num.
26350 * ira-build.c (ira_create_allocno): Use
26351 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26352 ALLOCNO_LEFT_CONFLICTS_NUM.
26354 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26356 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26357 instead of DF_LR_OUT.
26359 * ira-lives.c (process_bb_node_lives): Ditto.
26361 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26362 instead of DF_LR_{OUT,IN}.
26364 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26366 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26368 2009-03-30 Jan Hubicka <jh@suse.cz>
26370 * except.c (label_to_region_map): Fix thinko.
26372 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26374 PR middle-end/38237
26375 * tree.h (tree_find_value): New declaration.
26376 * tree.c (tree_find_value): New function.
26377 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26379 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26382 * c-decl.c (struct c_binding): Add locus field.
26383 (bind): Add locus argument, set locus field from it.
26384 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26385 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26386 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26387 implicitly_declare, undeclared_variable, lookup_label,
26388 declare_label, c_make_fname_decl, c_builtin_function,
26389 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26392 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26395 * config/i386/i386.c (classify_argument): Check total size of
26398 2009-03-30 Martin Jambor <mjambor@suse.cz>
26400 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26401 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26402 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26405 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26406 seen_variable_array_ref while also traversing a union.
26408 * tree-inline.c (optimize_inline_calls): Do not call
26409 cgraph_node_remove_callees.
26410 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26411 (pass_remove_cgraph_callee_edges): New variable.
26412 * passes.c (init_optimization_passes): Add
26413 pass_remove_cgraph_callee_edges after early inlining and before all
26414 late intraprocedural passes.
26416 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26418 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26420 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26421 Fix typos in names.
26423 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26425 * combine.c (simplify_comparison): Use have_insn_for.
26426 * dojump.c (do_jump): Likewise.
26428 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26430 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26431 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26432 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26433 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26434 instead of sparc_compare_emitted.
26435 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26436 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26437 instead of sparc_compare_emitted.
26439 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26441 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26442 enter/exit cfglayout mode.
26443 (pass_partition_block): Require it.
26444 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26445 (combine_instructions): Track basic blocks instead of labels.
26446 (update_cfg_for_uncondjump): New.
26447 (try_combine): Use it. Update jumps after rescanning.
26448 (pass_combine): Require PROP_cfglayout.
26449 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26451 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26453 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26454 Provide/destroy PROP_cfglayout respectively.
26455 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26456 * tree-pass.h (PROP_cfglayout): New.
26458 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26460 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26461 fold_convert_const_fixed_from_fixed,
26462 fold_convert_const_fixed_from_int,
26463 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26464 set TREE_CONSTANT_OVERFLOW.
26465 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26466 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26468 2009-03-30 Ira Rosen <irar@il.ibm.com>
26470 * tree-vect-loop-manip.c: New file.
26471 * tree-vectorizer.c: Update documentation and included files.
26472 (vect_loop_location): Make extern.
26473 (rename_use_op): Move to tree-vect-loop-manip.c
26474 (rename_variables_in_bb, rename_variables_in_loop,
26475 slpeel_update_phis_for_duplicate_loop,
26476 slpeel_update_phi_nodes_for_guard1,
26477 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26478 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26479 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26480 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26481 find_loop_location): Likewise.
26482 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26483 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26484 get_vectype_for_scalar_type, vect_is_simple_use,
26485 supportable_widening_operation, supportable_narrowing_operation):
26487 (bb_in_loop_p): Move to tree-vect-loop.c.
26488 (new_loop_vec_info, destroy_loop_vec_info,
26489 reduction_code_for_scalar_code, report_vect_op,
26490 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26491 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26492 (vect_supportable_dr_alignment): Likewise.
26493 * tree-vectorizer.h (tree-data-ref.h): Include.
26494 (vect_loop_location): Declare.
26495 Reorganize function declarations according to the new file structure.
26496 * tree-vect-loop.c: New file.
26497 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26498 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26499 * tree-vect-data-refs.c: New file.
26500 * tree-vect-patterns.c (timevar.h): Don't include.
26501 * tree-vect-stmts.c: New file.
26502 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26503 tree-vect-slp.c, tree-vect-loop.c.
26504 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26505 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26506 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26507 (tree-vect-analyze.o): Remove.
26508 (tree-vect-transform.o): Likewise.
26509 (tree-vect-data-refs.o): Add rule.
26510 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26511 tree-vect-slp.o): Likewise.
26512 (tree-vect-patterns.o): Remove redundant dependencies.
26513 (tree-vectorizer.o): Likewise.
26514 * tree-vect-slp.c: New file.
26516 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26518 * optc-gen.awk: Warn if an option flag has multiple different
26521 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26523 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26524 -floop-block): Document dependences on PPL, CLooG and Graphite.
26526 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26528 PR rtl-optimization/323
26529 * c-common.c (c_fully_fold, convert_and_check,
26530 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26531 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26532 * c-common.def (EXCESS_PRECISION_EXPR): New.
26533 * c-cppbuiltin.c (builtin_define_float_constants): Define
26534 constants with enough digits for long double.
26535 * c-lex.c (interpret_float): Interpret constant with excess
26536 precision where appropriate.
26537 * c-opts.c (c_common_post_options): Set
26538 flag_excess_precision_cmdline. Give an error for
26539 -fexcess-precision=standard for C++ for processors where the
26540 option is significant.
26541 * c-parser.c (c_parser_conditional_expression): Handle excess
26542 precision in condition.
26543 * c-typeck.c (convert_arguments): Handle arguments with excess
26545 (build_unary_op): Move excess precision outside operation.
26546 (build_conditional_expr): Likewise.
26547 (build_compound_expr): Likewise.
26548 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26549 (build_modify_expr): Handle excess precision in RHS.
26550 (convert_for_assignment): Handle excess precision in converted
26552 (digest_init, output_init_element, process_init_element): Handle
26553 excess precision in initializer.
26554 (c_finish_return): Handle excess precision in return value.
26555 (build_binary_op): Handle excess precision in operands and add
26556 excess precision as needed for operation.
26557 * common.opt (-fexcess-precision=): New option.
26558 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26559 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26560 For standard excess precision, output explicit conversion to and
26561 truncation from XFmode.
26562 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26563 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26564 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26565 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26566 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26567 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26568 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26569 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26570 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26571 define_splits, sqrt<mode>2): Disable where appropriate for
26572 standard excess precision.
26573 * convert.c (convert_to_real): Do not shorten arithmetic to type
26574 for which excess precision would be used.
26575 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26576 * doc/invoke.texi (-fexcess-precision=): Document option.
26577 (-mfpmath=): Correct index entry.
26578 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26579 flag_excess_precision): New.
26580 * langhooks.c (lhd_post_options): Set
26581 flag_excess_precision_cmdline.
26582 * opts.c (common_handle_option): Handle -fexcess-precision=.
26583 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26584 init_excess_precision): New.
26585 (lang_dependent_init_target): Call init_excess_precision.
26586 * tree.c (excess_precision_type): New.
26587 * tree.h (excess_precision_type): Declare.
26589 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26592 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26593 non-lvalue to component.
26595 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26597 PR preprocessor/34695
26598 * Makefile.in (c-opts.o): Depend on c-tree.h.
26599 * c-common.c: Move down include of diagnostic.h.
26600 (done_lexing, c_cpp_error): New.
26601 * c-common.h (done_lexing): Declare.
26602 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26604 * c-opts.c: Include c-tree.h.
26605 (c_common_init_options): Set preprocessor error callback.
26606 (c_common_handle_option): Do not set preprocessor
26607 inhibit_warnings, warnings_are_errors, warn_system_headers,
26608 pedantic_errors or inhibit_warnings flags.
26609 (c_common_post_options): Do not check cpp_errors (parse_in).
26610 (c_common_finish): Do not output dependencies if there were
26611 errors. Do not check return value of cpp_finish.
26612 * c-ppoutput.c (pp_file_change): Set input_location.
26613 * c-tree.h (c_cpp_error): Declare.
26614 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26616 (diagnostic_build_prefix): Check override_column.
26617 * diagnostic.h (diagnostic_info): Add override_column field.
26618 (diagnostic_override_column): Define.
26620 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26622 * c-common.c (c_expand_expr, c_staticp): Remove.
26623 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26624 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26625 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26626 * c-gimplify.c (gimplify_compound_literal_expr,
26627 optimize_compound_literals_in_ctor): Remove.
26628 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26629 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26630 * c-semantics.c (emit_local_var): Remove.
26632 * langhooks-def.h (lhd_expand_expr): Remove.
26633 * langhooks.c (lhd_expand_expr): Remove.
26634 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26636 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26637 handling from c-semantics.c; don't call into langhook.
26638 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26639 * gimplify.c (gimplify_compound_literal_expr,
26640 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26641 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26642 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26643 as was done in c-gimplify.c.
26644 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26645 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26646 Move from c-common.h.
26647 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26649 * tree.c (staticp): Do not call langhook.
26650 * langhooks.c (lhd_staticp): Delete.
26651 * langhooks-def.h (lhd_staticp): Delete prototype.
26652 (LANG_HOOKS_STATICP): Delete.
26653 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26655 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26656 instead of DECL_STMTs.
26658 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26666 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26668 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26669 contained expression.
26670 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26671 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26672 conditional expressions for C.
26673 (decl_constant_value_for_optimization): Move from
26674 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26675 whether optimizing and that the expression is a VAR_DECL not of
26676 array type instead of doing such checks in the caller. Do not
26677 check pedantic. Call gcc_unreachable for C++.
26678 * c-common.def (C_MAYBE_CONST_EXPR): New.
26679 * c-common.h (c_fully_fold, c_save_expr,
26680 decl_constant_value_for_optimization): New prototypes.
26681 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26682 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26683 EXPR_INT_CONST_OPERANDS): Define.
26684 * c-convert.c (convert): Strip nops from expression.
26685 * c-decl.c (groktypename): Take extra parameters expr and
26686 expr_const_operands. Update call to grokdeclarator.
26687 (start_decl): Update call to grokdeclarator. Add statement for
26688 expressions used in type of decl.
26689 (grokparm): Update call to grokdeclarator.
26690 (push_parm_decl): Update call to grokdeclarator.
26691 (build_compound_literal): Add parameter non_const and build a
26692 C_MAYBE_COSNT_EXPR if applicable.
26693 (grokdeclarator): Take extra parameters expr and
26694 expr_const_operands. Track expressions used in declaration
26695 specifiers and declarators. Fold array sizes and track whether
26696 they are constant expressions and whether they are integer
26697 constant expressions.
26698 (parser_xref_tag): Set expr and expr_const_operands fields in
26700 (grokfield): Update call to grokdeclarator.
26701 (start_function): Update call to grokdeclarator.
26702 (build_null_declspecs): Set expr and expr_const_operands fields in
26704 (declspecs_add_type): Handle expressions in typeof specifiers.
26705 * c-parser.c (c_parser_declspecs): Set expr and
26706 expr_const_operands fields for declaration specifiers.
26707 (c_parser_enum_specifier): Likewise.
26708 (c_parser_struct_or_union_specifier): Likewise.
26709 (c_parser_typeof_specifier): Likewise. Update call to
26710 groktypename. Fold expression as needed. Return expressions with
26711 type instead of adding statements.
26712 (c_parser_attributes): Update calls to c_parser_expr_list.
26713 (c_parser_statement_after_labels): Fold expression before passing
26714 to objc_build_throw_stmt.
26715 (c_parser_condition): Fold expression.
26716 (c_parser_asm_operands): Fold expression.
26717 (c_parser_conditional_expression): Use c_save_expr. Update call
26718 to build_conditional_expr.
26719 (c_parser_alignof_expression): Update call to groktypename.
26720 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26721 original_code. Fold expression argument of va_arg. Create
26722 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26723 argument to va_arg. Update calls to groktypename. Fold array
26724 index for offsetof. Verify that first argument to
26725 __builtin_choose_expr has integer type.
26726 (c_parser_postfix_expression_after_paren_type): Update calls to
26727 groktypename and build_compound_literal. Handle expressions with
26728 side effects in type name.
26729 (c_parser_postfix_expression_after_primary): Update call to
26730 c_parser_expr_list. Set original_code for calls to
26731 __builtin_constant_p.
26732 (c_parser_expr_list): Take extra parameter fold_p. Fold
26733 expressions if requested.
26734 (c_parser_objc_type_name): Update call to groktypename.
26735 (c_parser_objc_synchronized_statement): Fold expression.
26736 (c_parser_objc_receiver): Fold expression.
26737 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26738 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26739 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26740 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26741 (struct c_typespec): Add elements expr and expr_const_operands.
26742 (struct c_declspecs): Add elements expr and expr_const_operands.
26743 (groktypename, build_conditional_expr, build_compound_literal):
26745 (in_late_binary_op): Declare.
26746 * c-typeck.c (note_integer_operands): New function.
26747 (in_late_binary_op): New variable.
26748 (decl_constant_value_for_broken_optimization): Move to c-common.c
26749 and rename to decl_constant_value_for_optimization.
26750 (default_function_array_conversion): Do not strip nops.
26751 (default_conversion): Do not call
26752 decl_constant_value_for_broken_optimization.
26753 (build_array_ref): Do not fold result.
26754 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26755 result when operand is a VLA.
26756 (c_expr_sizeof_type): Update call to groktypename. Handle
26757 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26758 result when operand names a VLA type.
26759 (build_function_call): Update call to build_compound_literal.
26760 Only fold result for calls to __builtin_* functions. Strip
26761 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26762 the function designator.
26763 (convert_arguments): Fold arguments. Update call to
26764 convert_for_assignment.
26765 (build_unary_op): Handle increment and decrement of
26766 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26767 decrement earlier. Fold operand of increment and decrement.
26768 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26769 built for integer operand. Wrap returns that are INTEGER_CSTs
26770 without being integer constant expressions or that have integer
26771 constant operands without being INTEGER_CSTs.
26772 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26773 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26774 result is an integer constant expression or can be used in
26775 unevaluated parts of one and avoid folding and wrap as
26776 appropriate. Fold operands before possibly doing -Wsign-compare
26778 (build_compound_expr): Wrap result for C99 if operands can be used
26779 in integer constant expressions.
26780 (build_c_cast): Update call to digest_init. Do not ignore
26781 overflow from casting floating-point constants to integers. Wrap
26782 results that could be confused with integer constant expressions,
26783 null pointer constants or floating-point constants.
26784 (c_cast_expr): Update call to groktypename. Handle expressions
26785 included in type name.
26786 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26787 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26788 Update calls to convert_for_assignment.
26789 (convert_for_assignment): Take new parameter
26790 null_pointer_constant. Do not strip nops or call
26791 decl_constant_value_for_broken_optimization. Set
26792 in_late_binary_op for conversions to boolean.
26793 (store_init_value): Update call to digest_init.
26794 (digest_init): Take new parameter null_pointer_constant. Do not
26795 call decl_constant_value_for_broken_optimization. pedwarn for
26796 initializers not constant expressions. Update calls to
26797 convert_for_assignment.
26798 (constructor_nonconst): New.
26799 (struct constructor_stack): Add nonconst element.
26800 (really_start_incremental_init, push_init_level, pop_init_level):
26801 Handle constructor_nonconst and nonconst element.
26802 (set_init_index): Call constant_expression_warning for array
26804 (output_init_element): Fold value. Set constructor_nonconst as
26805 applicable. pedwarn for initializers not constant expressions.
26806 Update call to digest_init. Call constant_expression_warning
26807 where constant initializers are required.
26808 (process_init_element): Use c_save_expr.
26809 (c_finish_goto_ptr): Fold expression.
26810 (c_finish_return): Fold return value. Update call to
26811 convert_for_assignment.
26812 (c_start_case): Fold switch expression.
26813 (c_process_expr_stmt): Fold expression.
26814 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26815 ensure statement expression is not evaluated in constant expression.
26816 (build_binary_op): Track whether results are integer constant
26817 expressions or may occur in such, disable folding and wrap results
26818 as applicable. Fold operands for -Wsign-compare warnings unless
26820 (c_objc_common_truthvalue_conversion): Handle results folded to
26821 integer constants that are not integer constant expressions.
26822 * doc/extend.texi: Document when typeof operands are evaluated,
26823 that condition of __builtin_choose_expr is an integer constant
26824 expression, and more about use of __builtin_constant_p in
26827 2009-03-29 Richard Guenther <rguenther@suse.de>
26829 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26830 propagate addresses of array references.
26832 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26834 * regmove.c (perhaps_ends_bb_p): Remove.
26835 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26836 from INSN and check that the main loop stays within that basic block.
26837 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26838 (regmove_forward_pass): Split out from regmove_optimize. Use
26839 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26840 (regmove_backward_pass): Split out from regmove_optimize. Use
26841 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26842 (regmove_optimize): Simplify.
26844 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26847 * config/i386/i386.c (classify_argument): Ignore flexible array
26848 member in struct and warn ABI change.
26850 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26852 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26854 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26855 (ix86_adjust_cost): Updated.
26857 2009-03-29 Jan Hubicka <jh@suse.cz>
26859 PR middle-end/28850
26860 * tree-pass.h (pass_cleanup_eh): New function.
26861 (remove_unreachable_regions): Break code handling RTL
26862 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26863 that can not be reached by runtime.
26864 (can_be_reached_by_runtime): New function.
26865 (label_to_region_map): New function.
26866 (num_eh_regions): New function.
26867 (rtl_remove_unreachable_regions): New function.
26868 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26869 (remove_eh_region): New function.
26870 * except.h: Include sbitmap and vecprim.
26871 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26872 num_eh_regions): Declare.
26873 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26874 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26875 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26876 (tree_empty_eh_handler_p): New function.
26877 (cleanup_empty_eh): New function.
26878 (cleanup_eh): New function.
26879 (pass_cleanup_eh): New function.
26881 2009-03-29 Jan Hubicka <jh@suse.cz>
26883 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26884 for removed regions.
26886 2009-03-29 Jan Hubicka <jh@suse.cz>
26888 * except.c (dump_eh_tree): Dump all datastructures.
26890 2009-03-29 Jan Hubicka <jh@suse.cz>
26892 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26893 (duplicate_eh_regions_1): Likewise.
26894 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26895 vector; call EH verification.
26896 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26897 Be ready for region being removed.
26899 2009-03-29 Jan Hubicka <jh@suse.cz>
26901 * bitmap.c (bitmap_last_set_bit): New function.
26902 * bitmap.h (bitmap_last_set_bit): Declare.
26904 2009-03-29 David Ayers <ayers@fsfe.org>
26907 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
26908 by calling objc_compare_types and surpress warnings about
26909 incompatible C pointers that are compatible ObjC pointers.
26911 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
26913 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
26914 call initialize_inline_failed.
26915 (initialize_inline_failed): Move it from here ...
26916 * cgraph.c (initialize_inline_failed): ... to here.
26917 (cgraph_create_edge): Call initialize_inline_failed rather than
26918 setting inline_failed directly.
26920 2009-03-29 Ben Elliston <bje@au.ibm.com>
26923 * sysv4.opt (msdata): Improve comment.
26924 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
26925 * sysv4.h (SVR4_ASM_SPEC): Likewise.
26927 2009-03-29 Ben Elliston <bje@au.ibm.com>
26930 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
26931 load and store attributes.
26933 2009-03-29 Ben Elliston <bje@au.ibm.com>
26935 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
26936 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
26937 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
26938 * doc/extend.texi (X86 Built-in Functions): Add index entries for
26939 __builtin_infq and __builtin_huge_valq.
26941 2009-03-28 Anatoly Sokolov <aesok@post.ru>
26943 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
26945 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
26946 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
26948 2009-03-28 Xinliang David Li <davidxl@google.com>
26950 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
26951 (do_dbg_cnt): New function.
26953 2009-03-28 Jan Hubicka <jh@suse.cz>
26955 Merge from pretty-ipa:
26957 2009-03-27 Jan Hubicka <jh@suse.cz>
26959 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26960 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
26961 * passes.c (function_called_by_processed_nodes_p): New.
26962 * ipa-pure-const.c (check_call): Fix handling of operands.
26963 (analyze_function): Dump debug output for skipped bodies.
26964 (local_pure_const): Use function_called_by_processed_nodes_p.
26965 * dwarf2out.c (reference_to_unused): Use output.
26966 * passes.c (do_per_function_toporder): Likewise.
26968 2008-11-12 Jan Hubicka <jh@suse.cz>
26970 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
26971 * ipa-pure-const.c (funct_state_d): Add can throw field; make
26972 state_set_in_source enum
26973 (check_decl): Ignore memory tags; do not set fake looping flags;
26975 (check_operand, check_tree, check_rhs_var, check_lhs_var,
26976 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
26977 (check_call, analyze_function): Rewrite.
26979 (add_new_function): Update call of analyze_function.
26980 (generate_summary): Add call of analyze_function.
26981 (propagate): Propagate can_throw; handle state_set_in_source correctly.
26982 (local_pure_const): New function.
26983 (pass_local_pure_const): New pass.
26984 * ipa-inline.c (inline_transform): Set after_inlining.
26985 * tree-eh.c (stmt_can_throw_external): New.
26986 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
26987 work with aliasing built.
26988 * tree-flow.h (stmt_can_throw_external): New.
26989 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
26990 and local pure/const pass in early and late optimization queue.
26992 2009-03-28 Martin Jambor <mjambor@suse.cz>
26994 * fold-const.c (get_pointer_modulus_and_residue): New parameter
26996 (fold_binary): Allow function decl aligment consideration is the
26997 second argument is integer constant one.
26998 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
26999 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27000 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27002 2009-03-28 Jan Hubicka <jh@suse.cz>
27004 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27005 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27006 * function.h (rtl_data): Add nothrow flag.
27007 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27008 set DECL_NOTHROW for AVAILABLE functions.
27010 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27012 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27013 following vector keyword has expansion starting with pixel or bool
27014 keyword, expand vector to __vector and pixel or bool to __pixel or
27018 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27019 warn_if_disallowed_function_p): Removed.
27020 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27021 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27022 warning_if_disallowed_function_p.
27023 * flags.h (warn_if_disallowed_function_p,
27024 warn_disallowed_functions): Removed.
27025 * common.opt (Wdisallowed-function-list=): Removed.
27026 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27028 2009-03-28 Richard Guenther <rguenther@suse.de>
27030 PR tree-optimization/38723
27031 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27034 2009-03-28 Jan Hubicka <jh@suse.cz>
27036 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27037 test introduced by my previous patch.
27039 2009-03-28 Richard Guenther <rguenther@suse.de>
27041 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27042 the PHIs value undefined.
27044 2009-03-28 Jan Hubicka <jh@suse.cz>
27046 * tree-pass.h (pass_fixup_cfg): New pass.
27047 * ipa-inline.c (inline_transform): Set
27048 always_inline_functions_inlined/after_inlining.
27049 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27050 (pass_fixup_cfg): New pass.
27051 * passes.c (init_optimization_passes): Add fixup_cfg.
27053 2009-03-28 Richard Guenther <rguenther@suse.de>
27055 PR tree-optimization/38458
27056 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27057 argument use the arguments copy-of value.
27059 2009-03-28 Richard Guenther <rguenther@suse.de>
27061 PR tree-optimization/38180
27062 * tree-ssa-ccp.c (get_default_value): Simplify.
27063 (likely_value): Likewise.
27064 (surely_varying_stmt_p): Properly handle VOP case.
27065 (ccp_initialize): Likewise.
27066 (ccp_fold): Handle propagating through *&.
27067 (fold_const_aggregate_ref): Also handle decls.
27069 2009-03-28 Jan Hubicka <jh@suse.cz>
27071 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27072 * cgraph.h (cgraph_node): Likewise.
27073 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27074 (cgraph_reset_node): Use process flag.
27075 (cgraph_mark_functions_to_output): Likewise.
27076 (cgraph_expand_function): Likewise.
27077 (cgraph_expand_all_functions): Likewise.
27078 (cgraph_output_in_order): Likewise.
27079 * dwarf2out.c (reference_to_unused): Likewise.
27080 * passes.c do_per_function_toporder): Likewise.
27082 2009-03-28 Jan Hubicka <jh@suse.cz>
27084 Bring from lto-branch:
27086 2008-09-03 Doug Kwan <dougkwan@google.com>
27088 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27089 enums instead of reason strings.
27090 * cgraph.c (cgraph_create_edge): Same.
27091 (cgraph_inline_failed_string): New function.
27092 * cgraph.h (cgraph_inline_failed_t): New enum type.
27093 (cgraph_inline_failed_string): New prototype.
27094 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27095 char pointer to cgraph_inline_failed_t.
27096 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27097 (cgraph_default_inline_p): Ditto.
27098 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27099 to cgraph_inline_failed_t pointer.
27100 * cif-code.def: New file.
27101 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27103 (cgraph_check_inline_limits): Change type of REASON to pointer to
27104 cgraph_inline_failed_t. Replace reason strings with enums.
27105 (cgraph_default_inline_p): Ditto.
27106 (cgraph_recursive_inlining_p): Ditto.
27107 (update_caller_keys): Change type of FAILED_REASON to
27108 cgraph_inline_failed_t.
27109 (cgraph_set_inline_failed): Change type of REASON to pointer to
27110 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27111 convert enums to strings for text output.
27112 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27113 to be of type cgraph_inline_failed_t. Replace reason strings with
27114 enums. Call cgraph_inline_failed_string to covert enums
27115 to strings for text output.
27116 (cgraph_decide_inlining): Replace reason strings with enums.
27117 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27118 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27120 * tree-inline.c (expand_call_inline): Change type of REASON
27121 to cgraph_inline_failed_t. Replace reason strings with enums.
27122 Call cgraph_inline_failed_string for text output.
27123 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27126 2009-03-28 Jan Hubicka <jh@suse.cz>
27128 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27129 cgraph_clone_node): Remove master clone handling.
27130 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27131 * cgraph.h (master_clone): Remove.
27132 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27133 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27134 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27136 2009-03-28 Jan Hubicka <jh@suse.cz>
27138 * cgraph.c (cgraph_function_body_availability): Functions declared
27139 inline are always safe to assume that it is not going to be replaced.
27141 2009-03-28 Richard Guenther <rguenther@suse.de>
27143 PR tree-optimization/38513
27144 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27145 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27146 EXC_PTR_EXPR and FILTER_EXPR.
27147 (get_ref_from_reference_ops): Likewise.
27149 2009-03-28 Richard Guenther <rguenther@suse.de>
27151 PR tree-optimization/38968
27152 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27153 Use FLOOR_MOD_EXPR to compute misalignment.
27155 2009-03-28 Richard Guenther <rguenther@suse.de>
27157 PR tree-optimization/37795
27158 * tree.h (combine_comparisons): Declare.
27159 * fold-const.c (combine_comparisons): Export.
27160 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27162 (ifcombine_iforif): Use combine_comparisons.
27164 2009-03-28 Jan Hubicka <jh@suse.cz>
27166 * tree-eh.c (inlinable_call_p): New function.
27167 (make_eh_edges): Use it.
27168 (verify_eh_edges): Use it.
27169 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27170 * except.c (reachable_next_level): Add inlinable_function argument
27171 (sjlj_find_directly_reachable_regions): Update.
27172 (add_reachable_handler): Do not set saw_any_handlers.
27173 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27174 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27175 Add new inlinable call parameter.
27176 (can_throw_internal, can_throw_external): Update.
27177 * except.h (can_throw_internal_1, can_throw_external_1,
27178 foreach_reachable_handler): Update declaration.
27180 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27182 * config/arm/t-arm-coff, config/h8300/coff.h,
27183 config/i386/i386-aout.h, config/i386/i386-coff.h,
27184 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27185 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27186 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27187 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27188 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27189 sys-types.h: Remove.
27190 * Makefile.in: Remove protoize and fixproto support and references
27192 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27193 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27195 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27196 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27197 unprotoize$(exeext).
27198 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27199 (.PHONY): Don't depend on proto.
27200 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27201 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27202 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27203 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27204 build/gen-protos.o, build/scan.o, xsys-protos.h,
27205 build/fix-header$(build_exeext), build/fix-header.o,
27206 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27207 stmp-install-fixproto): Remove.
27208 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27209 SYSCALLS.c or fixproto files.
27210 (install-common): Don't install protoize.
27211 (install-headers-tar, install-headers-cpio, install-headers-cp):
27212 Don't depend on $(STMP_FIXPROTO).
27213 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27214 install fixproto files or write out fixproto settings.
27215 (uninstall): Don't uninstall protoize.
27216 * config.gcc (use_fixproto): Remove.
27217 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27218 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27219 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27220 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27221 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27222 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27223 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27224 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27225 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27226 * config/t-vxworks (STMP_FIXPROTO): Remove.
27227 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27228 STMP_FIXPROTO): Remove.
27229 * config.in, configure: Regenerate.
27230 * crtstuff.c (gid_t, uid_t): Don't undefine.
27231 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27232 (arm-*-coff, arm-*-aout: Remove target entries.
27233 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27234 Remove mention of AIX 4.1.
27235 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27236 * doc/invoke.texi (Running Protoize): Remove.
27237 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27238 (Protoize Caveats): Remove.
27239 * tsystem.h: Update comments on headers assumed to exist.
27241 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27243 * genautomata.c: Add a new year to the copyright. Add a new
27245 (struct insn_reserv_decl): Add comments for member bypass_list.
27246 (find_bypass): Remove.
27247 (insert_bypass): New.
27248 (process_decls): Use insert_bypass.
27249 (output_internal_insn_latency_func): Output all bypasses with the
27250 same input insn in one switch case.
27252 * rtl.def (define_bypass): Describe bypass choice.
27253 * doc/md.texi (define_bypass): Ditto.
27255 2009-03-27 Richard Guenther <rguenther@suse.de>
27257 * gimplify.c (mark_addressable): Export.
27258 * tree-flow.h (mark_addressable): Declare.
27259 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27260 * tree-ssa.c (verify_phi_args): Verify that address taken
27261 variables have TREE_ADDRESSABLE set.
27263 2009-03-27 Richard Guenther <rguenther@suse.de>
27265 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27266 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27267 Do not mark decls TREE_ADDRESSABLE.
27268 (build_fold_addr_expr): Adjust.
27269 (fold_addr_expr): Remove.
27270 (fold_unary): Use build_fold_addr_expr.
27271 (fold_comparison): Likewise.
27272 (split_address_to_core_and_offset): Likewise.
27273 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27275 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27276 (gimplify_modify_expr_to_memcpy): Mark source and destination
27278 * omp-low.c (create_omp_child_function): Mark the object decl
27280 (lower_rec_input_clauses): Mark the var we take the address of
27282 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27284 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27286 PR middle-end/39315
27287 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27288 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27290 2009-03-27 Richard Guenther <rguenther@suse.de>
27292 PR tree-optimization/39120
27293 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27295 (handle_lhs_call): Process return constraints. Add escape
27296 constraints if necessary.
27297 (handle_const_call): Fill out return constraints. Make nested
27298 case more precise. Avoid consttmp if possible.
27299 (handle_pure_call): Fill out return constraints. Avoid
27300 callused if possible.
27301 (find_func_aliases): Simplify call handling.
27303 2009-03-27 Richard Guenther <rguenther@suse.de>
27305 PR tree-optimization/39120
27306 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27307 as a representative.
27308 (solve_graph): Do propagate CALLUSED.
27309 (handle_pure_call): Use a scalar constraint from CALLUSED for
27311 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27314 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27317 * c-common.c (handle_aligned_attribute): Properly check alignment
27318 overflow. Use (1U << i) instead of (1 << i).
27320 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27322 * expr.h (get_mem_align_offset): Updated.
27324 * tree.h (tree_decl_common): Change align to "unsigned int" and
27325 move it before pointer_alias_set.
27327 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27328 Jakub Jelinek <jakub@redhat.com>
27331 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27332 gr_register_operand with gr_reg_or_0_operand.
27333 (cmpxchg_rel_di): Likewise.
27334 (sync_lock_test_and_set<mode>): Likewise.
27336 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27338 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27339 (true_regnum): Likewise.
27341 * rtlanal.c (subreg_info): Moved to ...
27342 * rtl.h (subreg_info): Here. New.
27343 (subreg_get_info): New.
27345 * rtlanal.c (subreg_get_info): Make it extern.
27347 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27350 * config/i386/i386.c (ix86_abi): New.
27351 (override_options): Handle -mabi=.
27352 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27353 (ix86_call_abi_override): Likewise.
27354 (init_cumulative_args): Likewise.
27355 (function_arg_advance): Likewise.
27356 (function_arg_64): Likewise.
27357 (function_arg): Likewise.
27358 (ix86_pass_by_reference): Likewise.
27359 (ix86_function_value_regno_p): Likewise.
27360 (ix86_build_builtin_va_list_abi): Likewise.
27361 (setup_incoming_varargs_64): Likewise.
27362 (is_va_list_char_pointer): Likewise.
27363 (ix86_init_machine_status): Likewise.
27364 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27365 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27366 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27367 (ix86_function_abi): Make it static and return enum calling_abi.
27368 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27370 (ix86_fn_abi_va_list): Updated.
27372 * config/i386/i386.h (ix86_abi): New.
27373 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27374 (CONDITIONAL_REGISTER_USAGE): Likewise.
27375 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27376 (machine_function): Likewise.
27378 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27380 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27381 (STACK_BOUNDARY): Likewise.
27382 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27384 * config/i386/i386.opt (mabi=): New.
27386 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27387 return enum calling_abi.
27388 (ix86_function_type_abi): Likewise.
27389 (ix86_function_abi): Removed.
27391 * doc/invoke.texi: Document -mabi= option for x86.
27393 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27395 * builtins.c (real_dconstp): Delete.
27396 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27398 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27399 Jakub Jelinek <jakub@redhat.com>
27402 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27403 (gen_subprogram_die): When a function is explicit, generate the
27404 DW_AT_explicit attribute.
27405 * langhooks.h (struct lang_hooks_for_decls): Add
27406 function_decl_explicit_p langhook.
27407 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27408 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27410 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27412 * builtins.c (fold_builtin_memory_op): Optimize memmove
27413 into memcpy if we can prove source and destination don't overlap.
27415 * tree-inline.c: Include gt-tree-inline.h.
27416 (clone_fn_id_num): New variable.
27417 (clone_function_name): New function.
27418 (tree_function_versioning): Use it.
27419 * Makefile.in (GTFILES): Add tree-inline.c.
27421 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27423 * BASE-VER: Change to 4.5.0.
27425 2009-03-27 Xinliang David Li <davidxl@google.com>
27427 PR tree-optimization/39557
27428 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27430 2009-03-27 Xinliang David Li <davidxl@google.com>
27432 PR tree-optimization/39548
27433 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27436 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27438 * c-common.c (pointer_int_sum): Use %wd on return from
27441 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27443 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27444 on return from tree_low_cst.
27446 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27449 * ginclude/stdarg.h (va_copy): Define also for
27450 __GXX_EXPERIMENTAL_CXX0X__.
27452 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27455 * builtins.h (c_strlen): Do not warn here.
27456 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27457 * c-common.c (pointer_int_sum): Take an explicit location.
27458 Warn about offsets out of bounds.
27459 * c-common.h (pointer_int_sum): Adjust declaration.
27461 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27463 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27466 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27469 * opts.c (warn_if_disallowed_function_p): Don't assume
27470 get_callee_fndecl must return non-NULL.
27472 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27474 PR rtl-optimization/39522
27475 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27476 when reg_reloaded_valid is set.
27478 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27480 * config/spu/divv2df3.c: New file.
27481 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27482 (DPBIT_FUNCS): Filter out _div_df.
27484 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27486 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27487 a jump insn, count that jump in the distance to the loop start.
27489 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27492 * config/sh/sh.c (calc_live_regs): Fix condition for global
27493 registers except PIC_OFFSET_TABLE_REGNUM.
27495 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27498 * doc/invoke.texi (-mconsole): New.
27500 (-mno-cygwin): New.
27502 (-mnop-fun-dllimport): New.
27506 (sub section "i386 and x86-64 Windows Options"): New.
27508 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27510 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27511 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27513 2009-03-25 Richard Guenther <rguenther@suse.de>
27515 PR middle-end/39497
27516 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27519 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27521 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27522 neither of haifa/selective schedulers are working.
27524 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27526 * doc/invoke.texi (Debugging Options): Fix description of
27527 -fno-merge-debug-strings.
27529 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27531 * config/cris/libgcc.ver: New version-script.
27532 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27534 * configure.ac <GAS features, nop mnemonic>: Add pattern
27535 crisv32-*-* for "nop".
27536 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27537 * configure: Regenerate.
27539 2009-03-24 Ira Rosen <irar@il.ibm.com>
27541 PR tree-optimization/39529
27542 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27543 mark_sym_for_renaming for the tag copied to the new vector
27546 2009-03-24 Arthur Loiret <aloiret@debian.org>
27548 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27549 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27550 EXTRA_SPEC_FUNCTIONS.
27551 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27552 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27553 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27554 -march and -mtune options.
27556 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27558 * config/m68k/t-rtems: Add m5329 multilib.
27560 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27561 Jakub Jelinek <jakub@redhat.com>
27564 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27567 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27570 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27571 instead of c_parser_expression_conv, if original_code isn't one of the
27572 4 allowed comparison codes, fail.
27574 2009-03-23 Richard Guenther <rguenther@suse.de>
27576 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27577 * tree.h (struct tree_type): Likewise.
27578 * reload.h (struct insn_chain): Likewise.
27579 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27580 * function.h (struct function): Likewise.
27581 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27583 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27585 PR tree-optimization/39516
27586 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27588 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27590 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27591 should be set true if BITS_PER_WORD of target is bigger than 32
27593 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27595 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27596 Translate -B-options to -rpath-link. Correct existing
27597 rpath-link and conditionalize on !nostdlib.
27599 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27601 * doc/extend.texi (Function Attributes, Variable Attributes):
27603 * doc/invoke.texi (Debugging Options, Optimize Options)
27604 (i386 and x86-64 Options, MCore Options): Likewise.
27606 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27609 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27610 it for block local namespace aliases.
27611 (gen_decl_die): Pass context_die to gen_namespace_die.
27613 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27616 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27617 minimum or maximum value.
27619 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27621 * reginfo.c (globalize_reg): Recompute derived reg sets.
27623 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27626 * libgcc2.c (mprotect): Do not use signed arguments for
27627 VirtualProtect, use DWORD arguments. Also fix the 'may
27628 be used uninitialized' warning for the np variable.
27630 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27633 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27634 functions using regparm calling conventions when not optimizing.
27635 (ix86_function_sseregparm): Similarly for sseregparm calling
27638 2009-03-19 Li Feng <nemokingdom@gmail.com>
27640 PR middle-end/39500
27641 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27642 dependence if the first conflict is after niter iterations.
27644 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27646 PR middle-end/38609
27647 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27648 functions with dynamic stack-pointer adjustments.
27650 2009-03-19 Ben Elliston <bje@au.ibm.com>
27652 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27653 option; change to -msdata=data.
27655 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27657 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27660 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27663 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27665 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27667 * doc/invoke.texi (Code Gen Options): Expand discussion of
27670 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27672 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27673 * matrix-reorg.c (struct matrix_info): Likewise.
27674 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27675 * rtl.h (struct mem_attrs): Likewise.
27676 * df.h (struct df): Likewise.
27677 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27678 * ira-int.h (struct ira_allocno): Likewise.
27679 * df-scan.c (struct df_collection_rec): Likewise.
27680 * ira.c (struct equivalence): Likewise.
27681 * function.c (struct temp_slot): Likewise.
27682 * cfgloop.h (struct loop): Likewise.
27685 * function.c (use_register_for_decl): When not optimizing, disregard
27686 register keyword for variables with types containing methods.
27688 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27690 PR middle-end/39447
27691 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27692 (is_simple_operand): Call contains_component_ref_p before calling data
27693 reference analysis that would fail on COMPONENT_REFs.
27695 * tree-vrp.c (search_for_addr_array): Fix formatting.
27697 2009-03-18 Richard Guenther <rguenther@suse.de>
27699 * tree-vect-transform.c (vect_loop_versioning): Fold the
27700 generated comparisons.
27701 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27702 (slpeel_tree_peel_loop_to_edge): Likewise.
27704 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27706 PR middle-end/37805
27707 * opts.c (print_specific_help): In addition to `undocumented',
27708 accept `separate' and `joined' flags if passed alone. Describe
27709 output by the first matched one of those.
27710 (common_handle_option): Skip over empty strings.
27711 * gcc.c (display_help): Fix help string for `--help='.
27712 * doc/invoke.texi (Option Summary, Overall Options): With
27713 `--help=', classes and qualifiers can both be repeated, but
27714 only the latter can be negated. One should not pass only
27715 negated qualifiers. Fix markup and examples.
27718 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27719 PR middle-end/37805
27720 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27721 and -fhelp=separate.
27723 2009-03-17 Jing Yu <jingyu@google.com>
27725 PR middle-end/39378
27726 * function.h (struct rtl_data): Move is_thunk from here...
27727 (struct function): ...to here.
27728 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27729 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27731 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27733 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27734 (alpha_output_function_end_prologue): Likewise.
27735 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27736 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27737 (rs6000_output_function_epilogue): Likewise.
27738 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27740 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27743 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27744 from different units in a single alternative.
27745 (*truncdfsf_i387): Ditto.
27746 (*truncxfsf2_mixed): Ditto.
27747 (*truncxfdf2_mixed): Ditto.
27749 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27751 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27752 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27755 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27756 unused non-artificial variables when not optimizing.
27759 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27760 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27761 NAMESPACE_DECL in its DECL_INITIAL.
27763 PR middle-end/39443
27764 * optabs.c (set_user_assembler_libfunc): New function.
27765 * expr.h (set_user_assembler_libfunc): New prototype.
27766 * c-common.c: Include libfuncs.h.
27767 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27768 for memcmp, memset, memcpy, memmove and abort.
27769 * Makefile.in (c-common.o): Depend on libfuncs.h.
27772 * dwarf2out.c (gen_inlined_enumeration_type_die,
27773 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27774 gen_tagged_type_instantiation_die): Removed.
27775 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27778 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27781 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27783 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27784 (check-parallel-%): Ditto.
27785 (check-consistency): Ditto.
27787 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27789 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27790 local variable rhs by NULL_TREE.
27792 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27795 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27797 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27800 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27802 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27805 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27806 for ms->sysv ABI calls only in 64bit mode.
27808 * config/i386/i386.md (untyped_call): Support 32bit.
27810 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27812 * doc/extend.texi: Replace x86_65 with x86_64.
27814 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27816 PR tree-optimization/39455
27817 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27818 mismatches for POINTER_TYPE_P (type).
27819 (number_of_iterations_le): Likewise.
27821 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27823 * config/picochip/picochip.c: Removed profiling support.
27824 * config/picochip/picochip.md: Removed profiling instruction.
27825 * config/picochip/picochip.h: Removed profiling builtin.
27827 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27829 * doc/install.texi (--with-host-libstdcxx): Document.
27831 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27834 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27835 generate a warning if the function name does not begin with
27836 "__vector" and the function has either the 'signal' or 'interrupt'
27837 attribute, from here to ...
27838 (avr_declare_function_name): ...here. New function.
27839 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27840 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27842 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27845 * cse.c (fold_rtx): Don't modify original const_arg1 when
27846 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27847 separate variable instead.
27848 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27849 from out of range shift counts.
27850 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27852 2009-03-13 Catherine Moore <clm@codesourcery.com>
27854 * config/i386/x-mingw32 (host-mingw32.o): Replace
27855 diagnostic.h with $(DIAGNOSTIC_H).
27857 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27860 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27862 * config/i386/sync.md (sync_compare_and_swap<mode>,
27863 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27864 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27866 (sync_double_compare_and_swapdi_pic,
27867 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27868 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27870 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27873 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27875 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27878 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27879 (avx_addsubv4df3): Likewise.
27880 (*avx_addsubv4sf3): Likewise.
27881 (sse3_addsubv4sf3): Likewise.
27883 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27886 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27888 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27891 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27892 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27893 registers for allocnos created from user-defined variables.
27895 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27898 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27899 of non-integer mode as well.
27901 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27903 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27904 for functions for which the parameter types are unknown.
27906 2009-03-11 Jakub Jelinek <jakub@redhat.com>
27909 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
27910 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
27911 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
27912 * config/i386/i386.c (ix86_local_alignment): For
27913 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
27914 long long variables on the stack to avoid dynamic realignment.
27915 Allow the first argument to be a decl rather than type.
27916 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
27918 2009-03-11 Nick Clifton <nickc@redhat.com>
27921 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
27923 Add description to mno-lsim option.
27924 * config/mcore/mcore.h: Remove comment about deprecated m4align
27926 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
27927 * doc/invoke.texi: Add description of mno-lsim and
27928 mstack-increment options.
27930 * config/fr30/fr30.opt: Document the -mno-lsim option.
27931 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
27932 and -mno-lsim options.
27934 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27936 * fold-const.c (fold_comparison): Only call fold_inf_compare
27937 if the mode supports infinities.
27939 2009-03-11 Jason Merrill <jason@redhat.com>
27942 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
27943 end already did. Notice GIMPLE_CALL modifications of the result.
27944 Don't copy debug information from an ignored decl or a decl from
27947 2009-03-10 Richard Guenther <rguenther@suse.de>
27948 Nathan Froyd <froydnj@codesourcery.com>
27950 PR middle-end/37850
27951 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
27952 (__divMODE3): Likewise.
27954 2009-03-09 Jakub Jelinek <jakub@redhat.com>
27956 PR tree-optimization/39394
27957 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
27958 DECL_SIZE_UNIT of variable length FIELD_DECLs.
27960 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27962 * recog.c (verfiy_changes): Disallow renaming of hard regs in
27963 inline asms for register asm ("") declarations.
27965 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
27967 * fold-const.c (fold_unary): Fix comment.
27969 2009-03-07 Jan Hubicka <jh@suse.cz>
27972 * tree-inline.c (setup_one_parameter): Do replacement of const
27973 argument by constant in SSA form.
27975 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27977 PR middle-end/38028
27978 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
27979 determine alignment passed to assign_stack_local.
27980 (assign_parms_unsplit_complex): Likewise.
27981 * except.c (sjlj_build_landing_pads): Likewise.
27983 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27985 PR middle-end/39360
27986 * tree-flow.h (add_referenced_var): Return bool instead of void.
27987 * tree-dfa.c (add_referenced_var): Return result of
27988 referenced_var_check_and_insert call.
27989 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
27990 of referenced_var_check_and_insert.
27993 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
27994 (gen_variable_die): Emit DW_AT_location on abstract static variable's
27995 DIE, don't emit it if abstract origin already has it.
27996 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
27997 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
27999 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28001 * genpreds.c (needs_variable): Fix parentheses at variable name
28003 (write_tm_constrs_h): Indent generated code.
28005 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28007 * doc/extend.texi (Function Attributes): Add documentation
28008 for isr attributes.
28010 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28013 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28014 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28016 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28018 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28021 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28024 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28025 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28027 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28029 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28030 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28031 constants instead of magic numbers.
28032 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28034 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28035 (x86_64_ms_abi_int_parameter_registers): Ditto.
28036 (x86_64_int_return_registers): Ditto.
28037 (ix86_maybe_switch_abi): Ditto.
28038 (ix86_expand_call): Ditto for clobbered_registers array.
28039 (ix86_hard_regno_mode_ok): Ditto.
28040 (x86_extended_QIreg_mentioned_p): Ditto.
28042 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28044 PR tree-optimization/39349
28045 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28047 * combine.c (gen_lowpart_for_combine): Use omode when generating
28050 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28052 PR rtl-optimization/39235
28053 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28055 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28057 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28059 2009-03-04 Richard Guenther <rguenther@suse.de>
28061 PR tree-optimization/39362
28062 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28063 that occur in abnormal PHIs should be varying.
28065 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28067 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28069 (simple_iv): Take loop as an argument instead of statement.
28070 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28071 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28073 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28075 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28076 * matrix-reorg.c (analyze_transpose): Ditto.
28077 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28078 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28079 * tree-predcom.c (ref_at_iteration): Ditto.
28080 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28082 2009-03-04 Richard Guenther <rguenther@suse.de>
28084 PR tree-optimization/39358
28085 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28086 escaped_id and callused_id.
28087 (solve_graph): Likewise.
28089 2009-03-04 Richard Guenther <rguenther@suse.de>
28091 PR tree-optimization/39339
28092 * tree-sra.c (try_instantiate_multiple_fields): Make it
28093 no longer ICE on the above.
28095 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28097 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28098 that fits within Pmode.
28100 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28102 PR middle-end/10109
28103 * tm.texi (LIBCALL_VALUE): Update description.
28105 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28107 PR middle-end/34443
28108 * doc/extend.texi (section): Update description.
28110 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28112 PR middle-end/39345
28113 * tree-inline.c (remapped_type): New.
28114 (can_be_nonlocal): Call remapped_type instead of remap_type.
28116 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28119 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28120 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28122 2009-03-03 Richard Guenther <rguenther@suse.de>
28124 PR middle-end/39272
28125 * tree.c (tree_nonartificial_location): New function.
28126 * tree.h (tree_nonartificial_location): Declare.
28127 * builtins.c (expand_builtin_memory_chk): Provide location
28128 of the call location for artificial function pieces.
28129 (maybe_emit_chk_warning): Likewise.
28130 (maybe_emit_sprintf_chk_warning): Likewise.
28131 (maybe_emit_free_warning): Likewise.
28132 * expr.c (expand_expr_real_1): Likewise.
28134 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28136 PR tree-optimization/39343
28137 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28138 COMPONENT_REF t has ARRAY_TYPE.
28140 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28142 PR middle-end/39335
28143 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28144 when the type precision of the induction variable should be
28145 larger than the type precision of nit.
28146 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28147 * graphite.c (graphite_loop_normal_form): Same.
28148 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28150 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28152 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28153 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28154 numbers to describe clobbered registers.
28155 (*call_value_0_rex64_ms_sysv): Ditto.
28156 * config/i386/mmx.md (mmx_emms): Ditto.
28157 (mmx_femms): Ditto.
28159 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28161 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28164 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28166 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28167 (spu_section_type_flags): New function.
28169 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28171 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28172 reg_class_contents of FLOAT_REGS into a temporary.
28174 2009-03-02 Richard Guenther <rguenther@suse.de>
28175 Ira Rosen <irar@il.ibm.com>
28177 PR tree-optimization/39318
28178 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28179 information to the vectorized statement.
28181 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28183 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28184 variable. Use defined names instead of magic constants for REX SSE
28187 2009-03-01 Richard Guenther <rguenther@suse.de>
28189 PR tree-optimization/39331
28190 * omp-low.c (lower_send_shared_vars): Do not receive new
28191 values for the reference of DECL_BY_REFERENCE parms or results.
28193 2009-03-01 Jan Hubicka <jh@suse.cz>
28196 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28197 BLOCK_NONLOCALIZED_VAR): New macros.
28198 (tree_block): Add nonlocalized_vars.
28199 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28200 gen_decl_die): Add origin argument. Allow generation of die with
28201 origin at hand only.
28202 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28203 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28205 (gen_block_die): Fix checking for unused blocks.
28206 (process_scope_var): Break out from .... ; work with origins only.
28207 (decls_for_scope) ... here; process nonlocalized list.
28208 (dwarf2out_ignore_block): Look for nonlocalized vars.
28209 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28211 (dump_scope_block): Dump them.
28212 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28213 (remap_block): Likewise.
28214 (can_be_nonlocal): New predicate.
28215 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28217 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28219 * configure: Regenerate.
28221 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28223 * optc-gen.awk: No need to duplicate option flags twice.
28224 Reuse help texts for duplicate options which do not have any.
28226 * gcc.c (display_help): Document --version.
28228 * gcc.c (main): If print_help_list and verbose_flag, ensure
28229 driver output comes before subprocess output.
28231 * optc-gen.awk: Assign all remaining fields to help string,
28232 space-separated, for multi-line help in *.opt.
28234 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28235 -Wno-pedantic-ms-format is for MinGW targets only.
28237 * doc/options.texi (Option file format): Fix bad indentation,
28238 restoring dropped sentence.
28240 2009-02-28 Jan Hubicka <jh@suse.cz>
28242 * tree-inline.c (tree_function_versioning): Output debug info.
28244 2009-02-28 Jan Hubicka <jh@suse.cz>
28247 * tree-inline.c (setup_one_parameter): Do not copy propagate
28248 arguments when not optimizing.
28250 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28253 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28254 (avx_addsubv4df3): Likewise.
28255 (*avx_addsubv4sf3): Likewise.
28256 (sse3_addsubv4sf3): Likewise.
28257 (*avx_addsubv2df3): Likewise.
28258 (sse3_addsubv2df3): Likewise.
28259 (avx_unpckhps256): Correct item selectors.
28260 (avx_unpcklps256): Likewise.
28261 (avx_unpckhpd256): Likewise.
28262 (avx_unpcklpd256): Likewise.
28264 2009-02-28 Jan Hubicka <jh@suse.cz>
28266 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28268 (copy_arguments_for_versioning): If var is declared don't declare it.
28269 (tree_function_versioning): First setup substitutions and then copy
28272 2009-02-27 Jan Hubicka <jh@suse.cz>
28275 * cgraph.h (varpool_output_debug_info): Remove.
28276 * cgraphunit.c (varpool_output_debug_info): Remove.
28277 * dwarf2out.c (deferred_locations_struct): New struct
28278 (deferred_locations): New type.
28279 (deferred_locations_list): New static var.
28280 (deffer_location): New function.
28281 (gen_variable_die): Use it.
28282 (decls_for_scope): Output info on local static vars.
28283 (dwarf2out_finish): Process deferred locations.
28284 * varpool.c (varpool_output_debug_info): Remove.
28286 2009-02-27 Jan Hubicka <jh@suse.cz>
28289 * tree.h (TREE_PROTECTED): Fix comment.
28290 (BLOCK_HANDLER_BLOCK): Remove.
28291 (struct tree_block): Remove handler_block add body_block.
28292 (inlined_function_outer_scope_p): New.
28293 (is_body_block): Remove.
28294 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28295 * dwarf2out.c (is_inlined_entry_point): Remove.
28296 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28297 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28299 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28300 * gimplify.c (gimplify_expr): Gimplify body blocks.
28301 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28302 block with multiple subblocks.
28303 (dump_scope_block): Prettier output; dump more flags and info.
28304 (dump_scope_blocks): New.
28305 (remove_unused_locals): Use dump_scope_blocks.
28306 * tree-flow.h (dump_scope_blocks): Declare.
28307 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28308 * stmt.c (is_body_block): Remove.
28309 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28310 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28312 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28314 PR middle-end/39308
28315 * graphite.c (graphite_loop_normal_form): Do not call
28316 number_of_iterations_exit from a gcc_assert.
28318 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28320 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28321 jumps if COND is NULL.
28322 (find_cond_jump): New function.
28323 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28324 * config/s390/s390.md: Remove z10_cobra attribute value.
28326 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28328 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28329 force_const_mem returns NULL_RTX.
28331 2009-02-26 Jan Hubicka <jh@suse.cz>
28334 * cgraph.h (varpool_output_debug_info): Remove.
28335 * cgraphunit.c (varpool_output_debug_info): Remove.
28336 * dwarf2out.c (deferred_locations_struct): New struct
28337 (deferred_locations): New type.
28338 (deferred_locations_list): New static var.
28339 (deffer_location): New function.
28340 (gen_variable_die): Use it.
28341 (decls_for_scope): Output info on local static vars.
28342 (dwarf2out_finish): Process deferred locations.
28343 * varpool.c (varpool_output_debug_info): Remove.
28345 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28347 PR rtl-optimization/39241
28348 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28349 to subreg_offset_representable_p.
28351 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28353 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28354 execute function prototype. Get f and nregs from max_reg_num
28355 and get_insns. Remove the first backward pass as it's dead,
28356 guard the forward pass by flag_expensive_optimizations.
28357 (rest_of_handle_regmove): Delete.
28358 (pass_regmove): Replace it with regmove_optimize.
28360 2009-02-25 Martin Jambor <mjambor@suse.cz>
28362 PR tree-optimization/39259
28363 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28364 calls_alloca function flags.
28365 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28366 calls are detected.
28368 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28370 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28371 flags_set_1_rtx, flags_set_1_set): Delete.
28372 (regmove_optimize): Do not call mark_flags_life_zones.
28374 2009-02-24 Julian Brown <julian@codesourcery.com>
28377 * config/arm/arm.c (require_pic_register): Only set
28378 cfun->machine->pic_reg once per function.
28380 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28382 * doc/invoke.texi (Link Options): Document an easier way to pass
28383 options that take arguments to the GNU linker using -Xlinker and -Wl.
28385 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28388 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28390 2009-02-24 Richard Guenther <rguenther@suse.de>
28393 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28395 2009-02-24 Richard Guenther <rguenther@suse.de>
28396 Zdenek Dvorak <ook@ucw.cz>
28398 PR tree-optimization/39233
28399 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28400 from converting them to a generic type.
28402 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28404 PR tree-optimization/39260
28405 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28406 contains a condition with a real type.
28407 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28409 2009-02-23 Jason Merrill <jason@redhat.com>
28412 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28413 narrowing_initializer_constant_valid_p.
28414 (narrowing_initializer_constant_valid_p): Don't return
28415 null_pointer_node for adding a pointer to itself.
28417 2009-02-23 Jan Hubicka <jh@suse.cz>
28420 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28423 2009-02-23 Jan Hubicka <jh@suse.cz>
28425 PR tree-optimization/37709
28426 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28427 * tree.h (block_ultimate_origin): Declare.
28428 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28429 * tree-ssa-live.c (remove_unused_scope_block_p):
28430 Eliminate blocks containig no instructions nor live variables nor
28432 (dump_scope_block): New function.
28433 (remove_unused_locals): Enable removal of dead blocks by default;
28434 enable dumping at TDF_DETAILS.
28436 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28438 * config/i386/i386.c (classify_argument): Don't allow COImode
28440 (function_arg_advance_32): Don't allow OImode.
28441 (function_arg_32): Likewise.
28442 (function_value_32): Likewise.
28443 (return_in_memory_32): Likewise.
28444 (function_arg_64): Remove OImode comment.
28446 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28449 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28450 ix86_expand_vector_set for V4DImode in 64bit mode only.
28451 (ix86_expand_vector_init_one_var): Likewise.
28453 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28455 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28457 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28460 * loop-iv.c: Revert last change.
28461 * emit-rtl.c: Likewise.
28463 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28466 * config/i386/i386.c (type_natural_mode): Remove an extra
28467 space in the warning message.
28468 (function_value_32): Handle 32-byte vector modes.
28469 (return_in_memory_32): Likewise.
28471 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28473 * loop-iv.c (truncate_value): New function.
28474 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28476 (lowpart_subreg): Move to...
28477 * emit-rtl.c: ...here.
28479 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28481 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28482 accidental and undocumented change at revision 140860.
28484 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28486 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28487 take gimple_seq * arguments.
28488 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28489 types_compatible_p langhook.
28491 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28492 Joseph Myers <joseph@codesourcery.com>
28494 * config/arm/arm.c (arm_builtin_va_list): New function.
28495 (arm_expand_builtin_va_start): Likewise.
28496 (arm_gimplify_va_arg_expr): Likewise.
28497 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28498 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28499 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28500 (va_list_type): New variable.
28501 (arm_mangle_type): Mangle va_list_type appropriately.
28503 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28505 PR middle-end/39157
28506 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28507 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28508 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28509 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28510 parameter to 1000 for -O1 by default.
28511 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28513 * loop-invariant.c: Include params.h.
28514 (move_loop_invariants): Don't call move_single_loop_invariants on
28517 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28519 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28520 offset when calculating bounds for indexing stack_usage_map. Fixes
28521 a buffer overflow with certain target setups.
28523 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28526 * calls.c (expand_call): Clear try_tail_call if caller and callee
28527 disagree in promotion of function return value.
28529 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28532 * c-common.c (c_determine_visibility): If visibility changed and
28533 DECL_RTL has been already set, call make_decl_rtl to update symbol
28536 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28539 * varasm.c (assemble_variable): Don't check DECL_NAME when
28540 globalizing a variable.
28542 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28545 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28546 expression before any __builtin_trap call.
28547 * c-typeck.c (build_function_call): Convert and check function
28548 arguments before generating a call to a trap. Evaluate the
28549 function arguments before the trap.
28551 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28554 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28555 (UNSPEC_FXAM_MEM): New unspec.
28556 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28557 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28558 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28560 2009-02-19 Richard Guenther <rguenther@suse.de>
28562 PR tree-optimization/39207
28563 PR tree-optimization/39074
28564 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28565 storedanything_tree): New.
28566 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28567 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28568 (build_succ_graph): Add edges from STOREDANYTHING to all
28570 (init_base_vars): Initialize STOREDANYTHING.
28571 (compute_points_to_sets): Free substitution info after
28572 building the succ graph.
28573 (ipa_pta_execute): Likewise.
28575 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28577 (do_ds_constraint): Do not add to special var or non-pointer
28579 (type_could_have_pointers): Split out from ...
28580 (could_have_pointers): ... here. For arrays use the element type.
28581 (create_variable_info_for): Initialize may_have_pointers.
28582 (new_var_info): Likewise.
28583 (handle_lhs_call): Make the HEAP variable unknown-sized.
28584 (intra_create_variable_infos): Use a type with pointers for
28585 PARM_NOALIAS, make it unknown-sized.
28587 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28590 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28592 2009-02-18 Jason Merrill <jason@redhat.com>
28595 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28596 value if DECL_EXTERNAL.
28597 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28598 * target.h (gcc_target::binds_local_p): Clarify "module".
28599 * tree.h (TREE_PUBLIC): Clarify "module".
28601 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28604 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28605 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28607 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28610 * c.opt (Wabi): Support C and ObjC.
28613 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28615 * config/i386/i386.c (classify_argument): Warn once about the ABI
28616 change when passing union with long double.
28618 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28620 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28623 * c-parser.c (c_parser_compound_statement): Always enter and leave
28626 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28629 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28631 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28633 PR tree-optimization/36922
28634 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28635 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28638 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28640 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28643 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28645 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28647 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28649 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28652 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28653 Richard Sandiford <rdsandiford@googlemail.com>
28655 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28656 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28657 (loongson_biadd): ...this.
28659 2009-02-17 Richard Guenther <rguenther@suse.de>
28661 PR tree-optimization/39202
28662 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28663 a var make sure to follow existing collapses.
28665 2009-02-17 Richard Guenther <rguenther@suse.de>
28667 PR middle-end/39214
28668 * langhooks.c (lhd_print_error_function): Check for NULL block.
28670 2009-02-17 Richard Guenther <rguenther@suse.de>
28672 PR tree-optimization/39204
28673 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28676 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28678 * config/soft-fp/double.h: Update from glibc CVS.
28680 2009-02-17 Richard Guenther <rguenther@suse.de>
28682 PR tree-optimization/39207
28683 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28684 strict-aliasing warnings for pointers pointing to NULL.
28686 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28689 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28690 skipping until next close brace.
28692 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28695 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28696 to function argument boundary.
28698 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28700 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28701 in the lea_add. Reload eventually constraints it properly.
28702 * config/picochip/constraints.md: Remove the target constraint
28703 "b", since it is not needed anymore.
28705 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28707 * gthr-dce.h: Uglify function parameter and local variable names.
28708 * gthr-gnat.h: Likewise.
28709 * gthr-mipssde.h: Likewise.
28710 * gthr-nks.h: Likewise.
28711 * gthr-posix95.h: Likewise.
28712 * gthr-posix.h: Likewise.
28713 * gthr-rtems.h: Likewise.
28714 * gthr-single.h: Likewise.
28715 * gthr-solaris.h: Likewise.
28716 * gthr-tpf.h: Likewise.
28717 * gthr-vxworks.h: Likewise.
28718 * gthr-win32.h: Likewise.
28720 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28723 * config/i386/i386.md: Restrict the new peephole2 to move
28724 between MMX/SSE registers.
28726 2009-02-15 Richard Guenther <rguenther@suse.de>
28729 2009-02-13 Richard Guenther <rguenther@suse.de>
28731 * configure.ac: Enable LFS.
28732 * configure: Re-generate.
28733 * config.in: Likewise.
28735 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28737 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28738 spu_srqwbyte, spu_srqwbytebc): Define.
28739 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28740 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28741 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28742 "shrqby_<mode>"): New insn-and-split patterns.
28743 * config/spu/spu.c (expand_builtin_args): Determine and return
28744 number of operands using spu_builtin_description data.
28745 (spu_expand_builtin_1): Use it.
28747 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28750 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28753 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28756 * config/i386/i386.c (override_options): Correct warning
28757 messages for -malign-loops, -malign-jumps and -malign-functions.
28759 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28762 * config/i386/i386.md: Restrict the new peephole2 to move
28763 between the general purpose registers.
28765 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28768 * config/i386/i386.c (type_natural_mode): Add a new argument.
28769 Return the original mode and warn ABI change if vector size is 32byte.
28770 (function_arg_advance): Updated.
28771 (function_arg): Likewise.
28772 (ix86_function_value): Likewise.
28773 (ix86_return_in_memory): Likewise.
28774 (ix86_sol10_return_in_memory): Likewise.
28775 (ix86_gimplify_va_arg): Likewise.
28776 (function_arg_32): Don't warn ABX ABI change here.
28777 (function_arg_64): Likewise.
28779 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28781 * loop-iv.c (implies_p): In the final case, test that operands 0
28782 of the two comparisons match.
28784 * config/bfin/bfin.c (find_prev_insn_start): New function.
28785 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28786 (find_next_insn_start): Move.
28788 2009-02-13 Richard Guenther <rguenther@suse.de>
28790 * configure.ac: Enable LFS.
28791 * configure: Re-generate.
28792 * config.in: Likewise.
28794 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28797 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28798 sizes on syntax error after some arguments have been parsed.
28800 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28802 * doc/invoke.texi (-fira): Remove.
28804 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28806 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28807 * recog.c: Likewise.
28810 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28812 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28813 (umul_ppmm): Likewise.
28814 (count_leading_zeros): Likewise.
28815 (count_trailing_zeros): Likewise.
28816 (UMUL_TIME): Likewise.
28818 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28820 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28821 soft-fp/t-softfp to tmake_file.
28823 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28824 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28825 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28826 IA64_BUILTIN_INFQ]: New.
28827 (ia64_init_builtins): Initialize __builtin_infq,
28828 __builtin_fabsq and __builtin_copysignq if not HPUX.
28829 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28830 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28832 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28834 (__fixtfti): Likewise.
28835 (__fixunstfti): Likewise.
28836 (__floattitf): Likewise.
28838 * config/ia64/libgcc-glibc.ver: New.
28839 * config/ia64/t-fprules-softfp: Likewise.
28840 * config/ia64/sfp-machine.h: Likewise.
28842 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28843 (LIBGCC2_TF_CEXT): Likewise.
28844 (TF_SIZE): Likewise.
28845 (TARGET_INIT_LIBFUNCS): Likewise.
28847 * config/ia64/t-glibc (SHLINB_MAPFILES):
28848 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28850 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28852 * config/i386/i386.c (construct_container): Rewrite processing
28853 BLKmode with X86_64_SSE_CLASS.
28855 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28858 * config/i386/i386.md: Replace simplify_replace_rtx with
28859 replace_rtx in the new peephole2.
28861 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28863 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28864 loop unrolling do not happen at -O2.
28866 2009-02-12 Michael Matz <matz@suse.de>
28868 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28870 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28872 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28875 2009-02-12 Ben Elliston <bje@au.ibm.com>
28877 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28878 patterns when updating the back chain. Missed in the 2009-02-10
28881 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28883 * doc/extend.texi (Decimal Floating Types): Update identifier of
28884 draft TR and list of missing support.
28886 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28888 PR middle-end/39154
28889 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28890 bit to variable length decl's flags, add it also to its
28891 pointer replacement variable.
28893 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28894 Jakub Jelinek <jakub@redhat.com>
28897 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28898 (memory_blockage): New expander.
28899 (*memory_blockage): New insn pattern.
28900 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28901 instead of general blockage at the end of function prologue when
28902 frame pointer is used to access red zone area. Do not emit blockage
28903 when profiling, it is emitted in generic code.
28904 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28905 function epilogue when frame pointer is used to access red zone area.
28907 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
28910 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
28911 by arithmetic with memory operands.
28912 * config/i386/predicates.md (commutative_operator): New.
28914 2009-02-10 Janis Johnson <janis187@us.ibm.com>
28916 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
28919 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
28921 * alias.h (record_alias_subset): Declare.
28922 * alias.c (record_alias_subset): Make global.
28924 2009-02-10 Nick Clifton <nickc@redhat.com>
28926 * tree-parloops.c: Change license to GPLv3.
28927 * ipa-struct-reorg.c: Change license to GPLv3.
28928 * ipa-struct-reorg.h: Change license to GPLv3.
28930 2009-02-10 Steve Ellcey <sje@cup.hp.com>
28933 * c-decl.c (start_struct): Return NULL on error.
28935 2009-02-10 Jakub Jelinek <jakub@redhat.com>
28937 PR middle-end/39124
28938 * cfgloopmanip.c (remove_path): Call remove_bbs after
28939 cancel_loop_tree, not before it.
28942 * function.h (struct function): Add has_local_explicit_reg_vars bit.
28943 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
28944 VAR_DECLs were seen.
28945 * tree-ssa-live.c (remove_unused_locals): Recompute
28946 cfun->has_local_explicit_reg_vars.
28947 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
28948 copies or clearings if cfun->has_local_explicit_reg_vars.
28950 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
28953 * config/i386/i386.c (expand_prologue): Emit blockage at the end
28954 of function prologue when frame pointer is used to access
28957 2009-02-10 Richard Guenther <rguenther@suse.de>
28959 PR middle-end/39127
28960 * gimplify.c (gimple_regimplify_operands): Always look if
28961 we need to create a temporary.
28963 2009-02-10 Richard Guenther <rguenther@suse.de>
28965 PR tree-optimization/39132
28966 * tree-loop-distribution.c (todo): New global var.
28967 (generate_memset_zero): Trigger TODO_rebuild_alias.
28968 (tree_loop_distribution): Return todo.
28970 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
28973 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
28974 (x86_64_reg_class_name): Removed.
28975 (classify_argument): Return 0 if bytes > 32. Return 0 if the
28976 first one isn't X86_64_SSE_CLASS or any other ones aren't
28977 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
28978 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
28979 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
28980 and 3 X86_64_SSEUP_CLASS.
28981 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
28982 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
28984 2009-02-10 Ben Elliston <bje@au.ibm.com>
28986 * config/rs6000/rs6000.md (allocate_stack): Always use an update
28987 form instruction to update the stack back chain word, even if the
28988 user has disabled the generation of update instructions.
28989 (movdi_<mode>_update_stack): New.
28990 (movsi_update_stack): Likewise.
28991 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
28992 always use an update form instruction to update the stack back
28995 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
28997 PR middle-end/38953
28998 * graphite.c (if_region_set_false_region): After moving a region in
28999 the false branch of a condition, remove the empty dummy basic block.
29000 (gloog): Remove wrong fix for PR38953.
29002 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29004 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29005 generation due to implicit sign extension.
29007 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29009 PR middle-end/38981
29010 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29011 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29013 2009-02-09 Richard Guenther <rguenther@suse.de>
29015 PR middle-end/35202
29016 * convert.c (convert_to_real): Disable (float)fn((double)x)
29017 to fnf(x) conversion if errno differences may occur and
29018 -fmath-errno is set.
29020 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29022 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29023 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29024 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29026 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29029 * c-common.c (handle_alias_attribute): Disallow attribute for
29030 anything not a FUNCTION_DECL or VAR_DECL.
29032 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29035 * real.c (do_compare): Special-case compare of zero against
29036 decimal float value.
29038 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29041 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29042 as indicating flexible array members unless the field itself is
29043 being declarared as the incomplete array.
29045 2009-02-06 Jan Hubicka <jh@suse.cz>
29047 PR tree-optimization/38844
29048 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29049 is already inlined.
29051 2009-02-06 Richard Guenther <rguenther@suse.de>
29053 PR middle-end/38977
29054 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29055 fork because we may expand it as __gcov_fork.
29057 2009-02-06 Nick Clifton <nickc@redhat.com>
29059 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29061 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29063 PR tree-optimization/35659
29064 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29065 vn_phi_eq): Shortcut if hashcode does not match.
29066 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29068 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29069 and avoid iterative_hash_expr.
29070 (FOR_EACH_VALUE_ID_IN_SET): New.
29071 (value_id_compare): Remove.
29072 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29073 sort expressions by value id.
29075 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29078 * config/sh/predicates.md (general_movsrc_operand): Don't check
29079 the subreg of system registers here.
29081 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29084 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29085 on the copied decl.
29087 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29089 PR rtl-optimization/39110
29090 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29091 addresses, not aligned ones.
29093 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29094 Richard Guenther <rguenther@suse.de>
29096 PR tree-optimization/39100
29097 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29098 comment says and add edges.
29100 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29103 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29104 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29106 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29108 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29109 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29110 register_bb_in_sese, new_sese, free_sese): Moved.
29111 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29112 outermost_loop_in_scop, build_scop_iteration_domain,
29113 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29114 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29115 Use loop_in_sese_p instead of loop_in_scop_p.
29116 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29117 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29118 (scopdet_basic_block_info): Fix bug in scop detection.
29119 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29120 eq_loop_to_cloog_loop): Remove.
29121 (nb_loops_around_loop_in_scop, nb_loop
29122 ref_nb_loops): Moved here...
29123 * graphite.h (ref_nb_loops): ... from here.
29124 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29125 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29126 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29128 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29129 Hans-Peter Nilsson <hp@axis.com>
29131 PR rtl-optimization/37889
29132 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29133 Move offset handling from PLUS to before the switch. Use new
29134 arguments when considering SYMBOL_REFs too.
29135 (rtx_addr_can_trap_p): Pass dummy offset and size.
29136 (enum may_trap_p_flags): Remove.
29137 (may_trap_p_1): Pass size from MEM_SIZE.
29139 PR rtl-optimization/38921
29140 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29141 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29142 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29143 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29145 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29147 AVX Programming Reference (January, 2009)
29148 * config/i386/sse.md (*vpclmulqdq): New.
29150 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29152 PR tree-optimization/38977
29153 PR gcov-profile/38292
29154 * calls.c (special_function_p): Disregard __builtin_ prefix.
29156 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29158 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29159 non-indexable addresses even before reload.
29161 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29164 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29165 as having variable size. Do not give an error for unnamed
29166 parameters with [*] declarators. Give a warning for type names
29167 with [*] declarators and mark them as variable size.
29168 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29169 for sizeof applied to [*] type names.
29171 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29174 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29176 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29178 * gcc.c (process_command): Update copyright notice dates.
29179 * gcov.c (print_version): Likewise.
29180 * gcov-dump.c (print_version): Likewise.
29181 * mips-tfile.c (main): Likewise.
29182 * mips-tdump.c (main): Likewise.
29184 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29187 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29188 for composite type involving a zero-length array type.
29190 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29193 * function.c (match_asm_constraints_1): Skip over
29194 initial optional % in the constraint.
29196 PR inline-asm/39059
29197 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29198 supported, don't accept FIXED_CSTs.
29199 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29200 and _Sat is used without _Fract/_Accum. Set specs->type to
29201 integer_type_node for cts_fract/cts_accum if fixed point is not
29204 2009-02-02 Catherine Moore <clm@codesourcery.com>
29206 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29208 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29210 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29211 (ABI_HAS_64BIT_SYMBOLS): Use it.
29212 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29214 2009-02-02 Paul Brook <paul@codesourcery.com>
29216 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29218 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29220 PR inline-asm/39058
29221 * recog.h (asm_operand_ok): Add constraints argument.
29222 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29223 recurse on matching constraint.
29224 (check_asm_operands): Pass constraints as 3rd argument to
29225 asm_operand_ok. Don't look up matching constraint here.
29226 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29229 2009-02-02 Ben Elliston <bje@au.ibm.com>
29231 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29232 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29234 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29236 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29237 information. Remove some obsolete information. Reorganize.
29239 * config/pa/fptr.c: Revert license to GPL 2.
29240 * config/pa/milli64.S: Likewise.
29242 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29245 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29246 LIBRARY name in, instead of hard-coding it.
29247 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29248 extra target make frag to tmake_files according to EH model.
29249 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29250 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29251 frags that define makefile variable EH_MODEL appropriately.
29252 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29253 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29254 to "-sjlj" according to type of EH configured.
29255 (LIBGCC_SONAME): Concatenate it to shared library base name.
29256 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29257 to "_sjlj" according to type of EH configured.
29258 (LIBGCC_SONAME): Concatenate it to shared library base name.
29259 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29260 (SHLIB_LINK): Add missing semicolon to if-else construct.
29261 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29262 string value of "pe_dll" command-line option.
29263 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29264 (SHLIB_SONAME): Use it when overriding t-cygming default.
29265 (SHLIB_IMPLIB): Override t-cygming default.
29266 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29267 string value of "pe_dll" command-line option.
29269 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29272 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29273 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29275 2009-01-31 Richard Guenther <rguenther@suse.de>
29277 PR tree-optimization/38937
29278 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29279 computing the transitive closure.
29281 2009-01-30 Richard Guenther <rguenther@suse.de>
29283 PR tree-optimization/39041
29284 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29285 Propagate variable indices only if the types match for this stmt.
29287 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29290 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29291 inline but never defined.
29293 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29295 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29296 (*insv_h_di_reg_extimm): New insn.
29297 (*insv_l<mode>_reg_extimm): New insn.
29299 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29301 * config/picochip/picochip.c (flag_conserve_stack): set
29302 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29303 fconserve-stack. Reduce call-overhead used by inliner.
29305 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29308 * common.opt (flag_conserve_stack): Initialised to zero.
29310 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29313 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29314 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29317 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29319 * ira-color.c (allocno_reload_assign): Update comments.
29320 * regmove.c (regmove_optimize): Likewise.
29324 2009-01-29 Robert Millan <rmh@aybabtu.com>
29326 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29327 * config/i386/kopensolaris-gnu.h: New file. Undefine
29328 `MD_UNWIND_SUPPORT'.
29329 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29331 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29333 PR tree-optimization/39007
29334 * tree-loop-distribution.c (generate_builtin): Use
29335 recompute_dominator to compute the immediate dominator of the
29336 basic block just after the loop.
29338 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29340 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29341 (ASM_OUTPUT_DWARF_PCREL): Define.
29343 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29345 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29346 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29347 global. Modify entries about regmove and IRA.
29349 * ra-conflict.c: Remove the file.
29351 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29353 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29354 (pass_regclass_init): Rename to pass_reginfo_init.
29356 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29358 * toplev.h (flag_ira): Remove.
29360 * caller-save.c (setup_save_areas): Remove flag_ira.
29362 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29364 * global.c: Remove the file.
29366 * opts.c (decode_options): Remove flag_ira.
29368 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29370 * regmove.c: Modify file description.
29371 (find_use_as_address, try_auto_increment): Define them only if
29372 AUTO_INC_DEC is defined.
29373 (replacement_quality, replace_in_call_usage, fixup_match_1,
29374 stable_and_no_regs_but_for_p): Remove.
29375 (reg_set_in_bb): Make it static.
29376 (regmove_optimize): Remove flag_ira and code which worked for
29379 * local-alloc.c: Remove the file.
29381 * common.opt (fira): Remove.
29383 * ira.c: Include except.h.
29384 (eliminable_regset): Move from global.c.
29385 (mark_elimination): Ditto. Remove flag_ira.
29386 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29387 equiv_mem_modified, validate_equiv_mem_from_store,
29388 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29389 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29390 no_equiv, recorded_label_ref): Move from local-alloc.c.
29391 (update_equiv_regs): Ditto. Make it static.
29392 (print_insn_chain, print_insn_chains): Move it from global.c.
29393 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29394 (build_insn_chain): Ditto. Make it static.
29395 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29396 Rename to init_live_subregs.
29397 (gate_ira): Remove flag_ira.
29399 * regclass.c: Rename reginfo.c. Change file description.
29400 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29401 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29402 (init_reg_sets_1): Remove code for evaluation of
29403 reg_class_superclasses and losing_caller_save_reg_set.
29404 (init_regs): Remove init_reg_autoinc.
29405 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29406 ok_for_base_p_nonstrict): Remove.
29407 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29408 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29409 corresponding entries.
29410 (dump_regclass, record_operand_costs, scan_one_insn,
29411 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29412 record_address_regs, auto_inc_dec_reg_p): Remove.
29413 (gt-regclass.h): Rename to gt-reginfo.h.
29415 * rtl.h (dump_global_regs, retry_global_alloc,
29416 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29418 * Makefile.in (RA_H): Remove.
29419 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29420 Rename regclass.o to reginfo.o.
29421 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29423 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29424 (GTFILES): Rename regclass.c to reginfo.c.
29426 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29427 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29429 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29430 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29432 (finish_spills): Ditto. Remove code for !flag_ira.
29434 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29436 PR middle-end/35854
29437 * doc/invoke.texi (rtl debug options): Complete rewrite.
29438 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29440 * mode-switching.c (pass_mode_switching): Rename pass from
29441 "mode-sw" to "mode_sw".
29442 * except.c (pass_convert_to_eh_ranges): Rename pass from
29443 "eh-ranges" to "eh_ranges".
29444 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29448 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29449 Alexander Monakov <amonakov@ispras.ru>
29451 PR middle-end/38857
29452 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29454 (move_exprs_to_boundary): Change return type and pass through
29455 should_move from move_op. Relax assert. Update usage ...
29456 (schedule_expr_on_boundary): ... here. Use should_move instead of
29458 (move_op_orig_expr_found): Indicate that insn was disconnected from
29460 (code_motion_process_successors): Do not call after_merge_succs
29461 callback if original expression was not found when traversing any of
29463 (code_motion_path_driver): Change return type. Update prototype.
29464 (move_op): Update comment. Add a new parameter (should_move). Update
29465 prototype. Set *should_move based on indication provided by
29466 move_op_orig_expr_found.
29468 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29470 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29471 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29472 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29473 * config/rs6000/rs6000.c (rs6000_override_options): Default
29474 avoid-indexed-addresses on for Power6, off for everything else.
29475 (avoiding_indexed_address_p): New function.
29476 (rs6000_legitimize_address): Use it.
29477 (rs6000_legitimate_address): Likewise.
29478 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29480 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29482 PR tree-optimization/38997
29483 * tree-loop-distribution.c (generate_memset_zero): Use
29484 POINTER_PLUS_EXPR for a pointer addition.
29486 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29488 * config/s390/s390.md (bswap<mode>2): New pattern added.
29490 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29492 * config/s390/s390.md (*tls_load_31): Added type attribute.
29494 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29496 * config/s390/s390.md: Fix a few comments.
29498 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29500 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29501 (*tm<mode>_full): Fixed z10prop attribute.
29502 (*tst<mode>_extimm): Fixed z10prop attribute.
29503 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29504 (*tstqiCCT_cconly): Fixed z10prop attribute.
29505 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29506 (*movsi_larl): Fixed z10prop attribute.
29507 (*movsi_zarch): Fixed z10prop attribute.
29508 (*movsi_eas): Fixed z10prop attribute.
29509 (*movhi): Fixed z10prop attribute.
29510 (*movqi): Fixed z10prop attribute.
29511 (*movstrictqi): Fixed z10prop attribute.
29512 (*mov<mode>): Fixed z10prop attribute.
29513 (*movcc): Fixed z10prop attribute.
29514 (*sethighpartdi_64): Fixed z10prop attribute.
29515 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29516 (*negdi2_sign_cc): Fixed z10prop attribute.
29517 (*negdi2_sign): Fixed z10prop attribute.
29518 (*absdi2_sign_cc): Fixed z10prop attribute.
29519 (*absdi2_sign): Fixed z10prop attribute.
29520 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29521 (*negabsdi2_sign): Fixed z10prop attribute.
29522 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29523 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29524 (doloop_si64): Fixed z10prop attribute.
29525 (doloop_si31): Fixed z10prop attribute.
29526 (doloop_long): Fixed z10prop attribute.
29527 (indirect_jump): Fixed z10prop attribute.
29528 (nop): Fixed z10prop attribute.
29529 (main_base_64): Fixed z10prop attribute.
29530 (reload_base_64): Fixed z10prop attribute.
29532 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29534 PR rtl-optimization/38740
29535 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29537 * config/mips/mips.c (mips_reorg): Likewise.
29539 2009-01-28 Richard Guenther <rguenther@suse.de>
29541 PR tree-optimization/38926
29542 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29543 with the correct value id to a value.
29544 (do_regular_insertion): Use the value number of edoubleprime
29545 for the value number of the expr.
29548 2008-08-21 Richard Guenther <rguenther@suse.de>
29550 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29551 a PHI ask VN if it is already available.
29552 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29553 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29555 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29557 PR middle-end/38934
29558 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29559 set to varying whenever max has TREE_OVERFLOW set, similarly
29560 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29562 2009-01-28 Richard Guenther <rguenther@suse.de>
29564 PR middle-end/38908
29565 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29566 uninitialized aggregate uses in call arguments.
29568 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29570 PR tree-optimization/38984
29571 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29572 the nothing_id variable if -fno-delete-null-pointer-checks.
29574 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29577 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29578 (set_got_offset_rex64): Ditto.
29580 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29583 * doc/extend.texi: Improve local variable with asm reg.
29585 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29587 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29588 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29589 was not supplied then set warn_packed_bitfield_compat to the
29590 default value of 1.
29591 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29594 2009-01-27 Richard Guenther <rguenther@suse.de>
29596 PR tree-optimization/38503
29597 * cfgexpand.c (expand_gimple_basic_block): Ignore
29598 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29599 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29600 variables that cannot have TBAA applied.
29601 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29604 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29606 PR middle-end/38969
29607 * calls.c (initialize_argument_information): Do not wrap complex
29608 arguments in SAVE_EXPR.
29610 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29612 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29613 (INSTALL_LIBGCC): Revert typo commit.
29615 2009-01-26 Richard Guenther <rguenther@suse.de>
29617 PR tree-optimization/38745
29618 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29619 from special handling.
29621 2009-01-26 Richard Guenther <rguenther@suse.de>
29623 PR tree-optimization/38745
29624 * tree-ssa.c (execute_update_addresses_taken): Do not include
29625 variables that cannot possibly be a register in not_reg_needs.
29626 Do not clear TREE_ADDRESSABLE on vars that may not become
29628 * tree-ssa.c (update_alias_info_1): Include those in the set
29629 of addressable vars.
29631 2009-01-26 Richard Guenther <rguenther@suse.de>
29633 PR middle-end/38851
29634 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29635 * tree-ssa-dse.c: Include langhooks.h
29636 (execute_simple_dse): Remove stores with zero size.
29638 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29641 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29644 2009-01-24 Julian Brown <julian@codesourcery.com>
29646 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29647 config/arm/linux-atomic.c.
29648 * config/arm/linux-atomic.c: New.
29650 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29652 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29653 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29654 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29656 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29659 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29662 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29664 PR tree-optimization/38953
29665 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29666 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29667 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29668 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29671 2009-01-24 Paul Brook <paul@codesourcery.com>
29673 * config/arm/neon.md (neon_type): Move to arm.md.
29674 (neon_mov<VSTRUCT>): Add neon_type attribute.
29675 * config/arm/arm.md (neon_type): Move to here.
29676 (conds): Add "unconditioal" and use as default for NEON insns.
29678 2009-01-24 Ben Elliston <bje@au.ibm.com>
29680 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29681 void *' warning from -Wc++-compat.
29682 * Makefile.in (dominance.o-warn): Remove.
29684 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29686 PR tree-optimization/38932
29687 * fold-const.c (fold_unary_ignore_overflow): New.
29688 * tree.h (fold_unary_ignore_overflow): Declare.
29689 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29690 * tree-ssa-sccvn.c (visit_reference_op_load,
29691 simplify_unary_expression): Likewise.
29693 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29695 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29696 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29697 regardless of their type.
29698 * c-common.c (handle_packed_attribute): Don't ignore packed on
29700 * c.opt (Wpacked-bitfield-compat): New warning option.
29701 * stor-layout.c (place_field): Warn if offset of a field changed.
29702 * doc/extend.texi (packed): Mention the ABI change.
29703 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29704 (Warning Options): Add it to the list.
29706 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29708 * c-opts.c (c_common_post_options): Fix a typo in comments.
29710 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29712 PR middle-end/38615
29713 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29714 variables to static.
29715 * doc/invoke.texi (-fmerge-all-constants): Update description.
29717 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29720 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29721 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29723 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29725 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29727 (LOCAL_ALIGNMENT): Similarly.
29729 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29730 Joseph Myers <joseph@codesourcery.com>
29732 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29733 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29734 * config/arm/arm-tune.md: Regenerate.
29735 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29738 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29740 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29741 version number to five.
29743 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29746 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29747 * c-common.c (set_underlying_type): Likewise.
29748 (is_typedef_decl ): Likewise
29750 (set_underlying_type): Likewise.
29751 (is_typedef_type): Likewise.
29753 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29755 PR middle-end/38587
29756 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29759 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29762 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29763 (LIBGCC_SPEC): Don't define.
29764 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29766 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29768 PR rtl-optimization/38879
29769 * alias.c (base_alias_check): Unaligned access via AND address can
29770 alias all surrounding object types except those with sizes equal
29771 or wider than the size of unaligned access.
29773 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29776 * c-decl.c (clone_underlying_type): Move this ...
29777 * c-common.c (set_underlying_type): ... here.
29778 Also, make sure the function properly sets TYPE_STUB_DECL() on
29779 the newly created typedef variant type.
29780 (is_typedef_decl ): New entry point.
29781 * tree.h: Added a new member member_types_needing_access_check to
29782 struct tree_decl_non_common.
29783 (set_underlying_type): New entry point.
29784 (is_typedef_type): Likewise.
29786 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29788 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29789 Check whether two instructions have memory references that
29790 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29791 are helper functions for traversing.
29792 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29793 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29794 not to draw dependency edge for instructions with non-conflicting
29797 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29800 * longlong.h: Update copyright years. Use soft-fp license notice.
29801 Sync __clz_tab declaration with glibc.
29803 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29806 * doc/extend.texi (syscall_linkage): New.
29807 (version_id): Modify.
29809 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29810 Richard Guenther <rguenther@suse.de>
29812 PR tree-optimization/38747
29813 PR tree-optimization/38748
29814 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29815 conversion if the base address is an indirect reference and the
29816 aliasing sets could cause issues.
29818 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29820 * common.opt (fgraphite, fgraphite-identity): Add comment for
29821 explaining why these options are not documented.
29823 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29825 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29826 gimple_call_lhs is NULL.
29828 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29831 * emit-rtl.c (adjust_address_1): Make sure memref is never
29834 2009-01-20 Ben Elliston <bje@au.ibm.com>
29836 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29837 const qualifier from arg parameter. Remove unnecessary cast to char *.
29838 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29839 const qualifier from arg 2.
29841 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29843 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29845 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29848 * rtl.h (reinit_regs): New prototype.
29849 * regclass.c: Include ira.h.
29850 (reinit_regs): New.
29851 * Makefile.in (regclass.o): Add ira.h.
29852 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29854 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29857 * c-common.c (handle_aligned_attribute): Use
29858 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29859 default alignment value.
29861 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29863 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29864 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29866 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29867 __BIGGEST_ALIGNMENT__.
29869 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29871 2009-01-18 Richard Guenther <rguenther@suse.de>
29873 PR tree-optimization/38819
29874 * tree-flow.h (operation_could_trap_helper_p): Declare.
29875 * tree-eh.c (operation_could_trap_helper_p): Export.
29876 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29877 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29878 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29879 are about to insert a possibly trapping instruction and fail
29882 2009-01-18 Andreas Schwab <schwab@suse.de>
29884 * doc/install.texi (Configuration): Remove obsolete paragraph
29885 about use of --with-gnu-ld with --with-gnu-as.
29887 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29889 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29890 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29891 Follow spelling conventions.
29893 2009-01-18 Ben Elliston <bje@au.ibm.com>
29895 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29896 C++ warning about implicit conversion from void * to struct
29898 (bitmap_obstack_free): Likewise for bitmap_element *.
29899 * Makefile.in (bitmap.o-warn): Remove.
29901 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29903 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29905 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29906 Tobias Grosser <tobi.grosser@amd.com>
29908 * graphite.c (graphite_trans_scop_block): Do not block single
29911 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
29913 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
29914 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
29915 test with assertion.
29917 2009-01-16 Richard Guenther <rguenther@suse.de>
29919 PR tree-optimization/38835
29920 PR middle-end/36227
29921 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
29922 and INT + PTR -> (INT)(PTR p+ INT) folding.
29923 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
29925 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
29928 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
29929 the subreg from a lowpart subreg if it is also casting the value.
29931 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29932 Tobias Grosser <tobi.grosser@amd.com>
29934 * graphite.c (compare_prefix_loops): New.
29935 (build_scop_canonical_schedules): Rewritten.
29936 (graphite_transform_loops): Move build_scop_canonical_schedules
29937 after build_scop_iteration_domain.
29939 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
29940 Tobias Grosser <tobi.grosser@amd.com>
29942 * graphite.c (add_conditions_to_domain): Add the loops to
29943 the dimension of the iteration domain. Do copy the domain
29944 only when it exists.
29945 (build_scop_conditions_1): Do not call add_conditions_to_domain.
29946 (add_conditions_to_constraints): New.
29947 (can_generate_code_stmt, can_generate_code): Removed.
29948 (gloog): Do not call can_generate_code.
29949 (graphite_transform_loops): Call add_conditions_to_constraints
29950 after building the iteration domain.
29952 2009-01-16 Jakub Jelinek <jakub@redhat.com>
29954 PR tree-optimization/38789
29955 * tree-ssa-threadedge.c
29956 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
29957 __builtin_constant_p.
29959 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
29961 * dce.c (delete_unmarked_insns): Reversed the order that insns are
29962 examined before deleting them.
29964 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
29966 * function.c (aggregate_value_p): Correctly extract the function
29967 type from CALL_EXPR_FN lookup.
29969 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29971 * config/picochip/picochip.c (picochip_override_options): Revert
29972 CFI asm flag disable commited previously.
29974 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
29975 Tobias Grosser <tobi.grosser@amd.com>
29976 Jan Sjodin <jan.sjodin@amd.com>
29978 * graphite.c (scan_tree_for_params): On substractions negate
29979 all the coefficients of the term.
29980 (clast_to_gcc_expression_red): New. Handle reduction expressions
29981 of more than two operands.
29982 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
29983 (get_vdef_before_scop): Handle also the case of default definitions.
29985 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
29987 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
29988 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
29989 Also use them when walking CALL_INSN_FUNCTION_USAGE.
29991 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
29992 Joey Ye <joey.ye@intel.com>
29994 PR middle-end/37843
29995 * cfgexpand.c (expand_stack_alignment): Don't update stack
29996 boundary nor check incoming stack boundary here.
29997 (gimple_expand_cfg): Update stack boundary and check incoming
29998 stack boundary here.
30000 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30002 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30004 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30006 PR rtl-optimization/38245
30007 * calls.c (expand_call): Add stack arguments to
30008 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30009 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30010 in regs and partially in memory or BLKmode arguments.
30011 (emit_library_call_value_1): Add stack arguments to
30012 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30013 ACCUMULATE_OUTGOING_ARGS).
30014 * dce.c: Include tm_p.h.
30015 (find_call_stack_args): New function.
30016 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30018 (mark_insn): Call find_call_stack_args for CALL_Ps.
30019 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30020 forwards. Allocate and free arg_stores bitmap if needed, pass it
30021 down to deletable_insn_p, don't mark stores set in arg_stores
30022 bitmap, clear the bitmap at the beginning of each bb.
30023 * Makefile.in (dce.o): Depend on $(TM_P_H).
30025 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30028 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30029 to make sure the insn is a conditional test (bug 22599). Reformat a
30032 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30034 PR middle-end/38431
30035 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30036 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30037 (gloog): Do not call cleanup_tree_cfg.
30038 (graphite_transform_loops): Call cleanup_tree_cfg after all
30039 scops have been code generated.
30041 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30042 * doc/gty.texi (Invoking the garbage collector): Added new node
30043 and section documenting ggc_collect.
30045 2009-01-14 Richard Guenther <rguenther@suse.de>
30047 PR tree-optimization/38826
30048 PR middle-end/38477
30049 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30050 initialization notes only if we actually emitted a warning.
30051 (intra_create_variable_infos): Add constraints for a result decl
30052 that is passed by hidden reference.
30053 (build_pred_graph): Mark all related variables non-direct on
30056 2009-01-14 Nick Clifton <nickc@redhat.com>
30058 * ira-conflicts.c: Include addresses.h for the definition of
30060 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30061 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30063 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30066 * Makefile.in (ira-lives.o): Add except.h.
30068 * ira-lives.c: Include except.h.
30069 (process_bb_node_lives): Process can_throw_internal.
30071 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30073 PR rtl-optimization/38774
30074 * combine.c (simplify_set): When undoing cc_use change, don't do
30075 PUT_CODE on the newly created comparison, but instead put back the
30078 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30080 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30081 values. Remove duplicate arm8 entry.
30083 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30085 PR tree-optimization/38786
30086 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30087 the SSA_NAME case of expand_scalar_variables_expr.
30088 Set the type of an expression to the type of its assign statement.
30089 (expand_scalar_variables_expr): Also gather the scalar computation
30090 used to index the memory access. Do not pass loop_p.
30091 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30092 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30093 the gimple_stmt_iterator where it inserts new code.
30094 Do not pass loop_p.
30095 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30096 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30098 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30100 * graphite.h (debug_value): Removed.
30101 * graphite.c (debug_value): Removed.
30103 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30105 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30106 ldrd/strd with two 32-bit instructions.
30108 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30110 * config/arm/arm.c (struct processors): Pass for speed down into
30111 cost helper functions.
30112 (const_ok_for_op): Handle COMPARE and inequality nodes.
30113 (arm_rtx_costs_1): Rewrite.
30114 (arm_size_rtx_costs): Update prototype.
30115 (arm_rtx_costs): Pass speed down to helper functions.
30116 (arm_slowmul_rtx_costs): Rework cost calculations.
30117 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30118 (arm_9e_rtx_costs): Likewise.
30120 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30122 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30123 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30124 (alpha_legitimize_address): Do not split local symbols wider than
30125 UNITS_PER_WORD into HIGH/LO_SUM parts.
30127 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30130 * gcc.c (process_command): Replace call to execvp with calls
30131 to pex_one and exit.
30133 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30136 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30137 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30138 variant for devices with 3-byte PC.
30139 (__tablejump_elpm__): New.
30141 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30144 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30145 offsetof member-designator, handle it as `[0].'.
30147 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30149 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30150 function when not using named sections on targets with named sections
30151 if branch distance is less than 262132.
30153 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30155 * combine.c (combine_instructions): Recompute
30156 optimize_this_for_speed_p for each BB in the main combine loop.
30158 2009-01-12 Tomas Bily <tbily@suse.cz>
30161 * tree-loop-distribution.c (prop_phis): New function.
30162 (generate_builtin): Call prop_phis.
30164 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30166 PR tree-optimization/38807
30167 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30168 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30170 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30172 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30173 subreg of op0 to the original op0.
30175 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30177 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30179 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30182 * mips-tfile.c (parse_def): Fix parsing of def strings
30183 starting with digits.
30185 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30188 * config/arm/arm.c (arm_is_long_call_p): Don't call
30189 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30191 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30193 * regrename.c (regrename_optimize): Fix dumping.
30194 (find_oldest_value_reg): Preserve REG_POINTER.
30195 (copy_hardreg_forward_1): Likewise.
30197 2009-01-09 Diego Novillo <dnovillo@google.com>
30199 * gimple.h (struct gimple_statement_base) <uid>: Document
30200 the restrictions on its use.
30201 (gimple_uid): Tidy.
30202 (gimple_set_uid): Tidy.
30204 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30206 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30207 zero guard even if align_bytes != 0 and count is smaller than
30210 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30212 PR rtl-optimization/38495
30213 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30214 (add_range_and_copies_from_move_list): Print all added ranges.
30215 Add ranges to memory optimized destination.
30217 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30221 * config/i386/i386.c (override_options): Reject
30222 -mstringop-strategy=rep_8byte with -m32.
30223 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30224 to 1. Do count comparison against epilogue_size_needed at compile
30225 time even when count_exp was constant forced into register. For
30226 size_needed don't jump to epilogue, instead just avoid aligning
30227 and invoke the body algorithm. If need_zero_guard, add zero guard
30228 even if count is non-zero, but smaller than size_needed + number of
30229 bytes that could be stored for alignment.
30230 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30231 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30232 but smaller than size_needed + number of bytes that could be stored
30233 for alignment. Compare size_needed with epilogue_size_needed instead
30234 of desired_align - align, don't adjust size_needed, pass
30235 epilogue_size_needed to the epilogue expanders.
30238 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30240 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30242 * pa.c (last_address): Change to unsigned.
30243 (update_total_code_bytes): Change argument to unsigned. Don't
30244 check if insn addresses are set.
30245 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30246 addresses are not set.
30247 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30249 2009-01-09 Nick Clifton <nickc@redhat.com>
30251 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30252 DECL_DECLARED_INLINE_P.
30254 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30256 PR middle-end/38347
30257 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30258 GET_MODE (op0) in operand_subword_force calls.
30260 PR middle-end/38771
30261 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30262 fold_convert arg0 operands to TREE_TYPE (op0) first.
30264 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30266 * params.def (ira-max-conflict-table-size): Decrease default value
30269 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30271 PR tree-optimization/37031
30272 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30274 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30275 allocate it using gc instead of heap, use VEC_quick_push instead of
30277 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30278 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30279 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30280 allocated vector from heap allocated.
30281 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30282 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30283 vector only after perfect_loop_nest_depth call.
30285 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30286 Jan Sjodin <jan.sjodin@amd.com>
30288 PR tree-optimization/38559
30289 * graphite.c (debug_value, copy_constraint,
30290 swap_constraint_variables, scale_constraint_variable, ): New.
30291 (get_lower_bound, get_upper_bound): Removed.
30292 (graphite_trans_bb_strip_mine): Clean up this code that works
30293 only for constant number of iterations. Fully copy upper and
30294 lower bound constraints, not only the constant part of them.
30295 * graphite.h (debug_value): Declared.
30297 2009-01-08 Ira Rosen <irar@il.ibm.com>
30299 PR tree-optimization/37194
30300 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30301 Don't add the cost of cost model guard in prologue to scalar
30302 outside cost in case of known number of iterations.
30304 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30305 Alan Modra <amodra@bigpond.net.au>
30307 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30308 non-word-aligned REG+CONST addressing.
30310 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30313 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30314 free_after_compilation when outputting a thunk.
30315 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30316 Do not call free_after_compilation here.
30318 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30320 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30321 (ix86_valid_target_attribute_inner_p): Ditto.
30323 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30325 PR tree-optimization/38492
30326 PR tree-optimization/38498
30327 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30328 * tree-chrec.h (scev_is_linear_expression): Declared.
30329 * graphite.c (graphite_cannot_represent_loop_niter): New.
30330 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30331 (graphite_loop_normal_form): Use gcc_assert.
30332 (scan_tree_for_params): Use CASE_CONVERT.
30333 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30334 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30335 Use gcc_assert. Discard scops that contain unhandled cases.
30336 (build_scop_conditions): Return a boolean status for unhandled cases.
30337 (strip_mine_profitable_p): Print the loop number, not its depth.
30338 (is_interchange_valid): Pass the depth of the loop nest, don't
30339 recompute it wrongly.
30340 (graphite_trans_bb_block): Same.
30341 (graphite_trans_bb_block): Print tentative of loop blocking.
30342 (graphite_trans_scop_block): Do not print that the loop has been
30344 (graphite_transform_loops): Do not handle scops that contain condition
30347 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30349 AVX Programming Reference (December, 2008)
30350 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30351 (_mm256_stream_pd): Likewise.
30352 (_mm256_stream_ps): Likewise.
30354 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30355 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30356 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30357 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30358 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30359 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30360 (ix86_expand_special_args_builtin): Likewise.
30362 * config/i386/sse.md (AVXMODEDI): New.
30363 (avx_movnt<mode>): Likewise.
30364 (avx_movnt<mode>): Likewise.
30365 (<sse>_movnt<mode>): Remove AVX support.
30366 (sse2_movntv2di): Likewise.
30368 2009-01-07 Richard Guenther <rguenther@suse.de>
30370 PR middle-end/38751
30371 * fold-const.c (extract_muldiv): Remove obsolete comment.
30372 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30373 to PLUS_EXPR canonicalization for the canonicalization.
30375 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30377 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30378 hosted cross-compilers generating less efficient code.
30380 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30382 * function.h (rtl_data): Add a dbr_scheduled_p field.
30383 * reorg.c (dbr_schedule): Set it.
30384 (gate_handle_delay_slots): Check it.
30385 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30386 (mips_reorg): Check flag_delayed_branch instead of
30387 mips_base_delayed_branch.
30388 (mips_override_options): Don't set mips_base_delayed_branch
30389 or flag_delayed_branch.
30391 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30393 PR rtl-optimization/38426.
30394 * ira.c (ira): Set current_function_is_leaf earlier.
30396 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30398 PR rtl-optimization/38722
30399 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30400 too early, only set a flag and modify after last possible
30403 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30406 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30407 * real.c (decimal_single_format): Correct values of emin and emax.
30408 (decimal_double_format): Ditto.
30409 (decimal_quad_format): Ditto.
30410 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30411 computation of DECnn_MIN and DECnn_MAX for corrected values of
30412 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30413 __DECnn_MIN__, and adjust its computation for the corrected value
30416 2009-01-06 Jan Hubicka <jh@suse.cz>
30419 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30421 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30423 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30424 Add Robert Clark to the list of testers.
30426 2009-01-06 Jan Hubicka <jh@suse.cz>
30427 Kai Tietz <kai.tietz@onevision.com>
30429 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30430 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30432 2009-01-06 Jan Hubicka <jh@suse.cz>
30433 Kai Tietz <kai.tietz@onevision.com>
30435 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30437 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30438 (ix86_nsaved_regs): Count only general purpose regs.
30439 (ix86_nsaved_sseregs): New.
30440 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30441 to 16 for w64; compute padding and size of sse reg save area.
30442 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30443 general purpose regs.
30444 (ix86_emit_save_sse_regs_using_mov): New.
30445 (ix86_expand_prologue): Save SSE regs if needed.
30446 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30447 (ix86_emit_restore_sse_regs_using_mov): New.
30448 (ix86_expand_epilogue): Save SSE regs if needed.
30450 2009-01-06 Jan Hubicka <jh@suse.cz>
30451 Kai Tietz <kai.tietz@onevision.com>
30453 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30454 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30455 functions when accumulate outgoing args is off.
30457 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30460 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30461 before using pseudos_have_intersected_live_ranges_p.
30463 * ira-int.h (ira_assert): Always define.
30465 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30467 AVX Programming Reference (December, 2008)
30468 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30469 (_mm256_permute2_pd): Likewise.
30470 (_mm_permute2_ps): Likewise.
30471 (_mm256_permute2_ps): Likewise.
30472 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30473 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30475 * config/i386/i386.c (ix86_builtins): Remove
30476 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30477 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30478 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30479 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30480 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30481 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30482 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30483 __builtin_ia32_vpermil2ps256.
30484 (ix86_init_mmx_sse_builtins): Updated.
30485 (ix86_expand_args_builtin): Likewise.
30487 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30489 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30490 long absolute calls when generating PA 2.0 code.
30492 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30494 PR rtl-optimization/38583
30495 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30497 * params.def (ira-max-conflict-table-size): New.
30499 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30501 * ira.h (ira_conflicts_p): New external definition.
30503 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30504 table. Report this. Return result of building.
30505 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30506 building conflict table.
30508 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30509 (ira_color): Use ira_conflicts_p.
30511 * global.c: Include ira.h.
30512 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30515 * Makefile.in (global.o): Add ira.h.
30517 * ira-build.c (mark_all_loops_for_removal,
30518 propagate_some_info_from_allocno): New.
30519 (remove_unnecessary_allocnos): Call
30520 propagate_some_info_from_allocno.
30521 (remove_low_level_allocnos): New.
30522 (remove_unnecessary_regions): Add parameter. Call
30523 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30524 parameter to remove_unnecessary_regions.
30525 (ira_build): Remove all regions but root if the conflict table was
30526 not built. Update conflict hard regs for allocnos crossing calls.
30528 * ira.c (ira_conflicts_p): New global.
30529 (ira): Define and use ira_conflicts_p.
30531 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30532 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30533 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30535 2009-01-06 Ben Elliston <bje@au.ibm.com>
30537 * gengtype-lex.l (YY_NO_INPUT): Define.
30539 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30542 * c-common.c (handle_vector_size_attribute): Also reject
30543 BOOLEAN_TYPE types.
30545 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30547 PR tree-optimization/38492
30548 * graphite.c (rename_map_elt, debug_rename_elt,
30549 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30550 rename_map_elt_info, eq_rename_map_elts,
30551 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30552 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30553 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30554 (sese_build_livein_liveouts): New.
30555 (new_sese, free_sese): New.
30556 (new_scop): Call new_sese.
30557 (free_scop): Call free_sese.
30558 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30559 (register_old_new_names): Renamed register_old_and_new_names.
30560 (register_scop_liveout_renames, add_loop_exit_phis,
30561 insert_loop_close_phis, struct igp,
30562 default_liveout_before_guard, add_guard_exit_phis,
30563 insert_guard_phis, copy_renames): New.
30564 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30565 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30566 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30567 (scop_adjust_phis_for_liveouts): New.
30568 (gloog): Call scop_adjust_phis_for_liveouts.
30570 * graphite.h (struct sese): Documented. Added fields liveout,
30571 num_ver and livein.
30572 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30573 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30574 (struct scop): Added field liveout_renames.
30575 (SCOP_LIVEOUT_RENAMES): New.
30577 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30579 PR tree-optimization/38510
30580 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30581 (translate_clast): Call recompute_all_dominators before
30583 (gloog): Call recompute_all_dominators before graphite_verify.
30585 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30586 Jan Sjodin <jan.sjodin@amd.com>
30588 PR tree-optimization/38500
30589 * graphite.c (create_sese_edges): Call fix_loop_structure after
30592 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30594 * config.gcc: Add m32r*-*-rtems*.
30595 * config/m32r/rtems.h: New file.
30597 2009-01-05 Ben Elliston <bje@au.ibm.com>
30599 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30600 (.po.pox): Likewise.
30601 (po/gcc.pot): Likewise.
30603 2009-01-04 David S. Miller <davem@davemloft.net>
30605 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30606 (STARTING_FRAME_OFFSET): Always set to zero.
30608 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30610 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30611 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30612 fixed-point types, and vectors of the same.
30614 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30616 * config/mips/sync.md (*mb_barrier): Rename to...
30617 (*memory_barrier): ...this.
30619 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30621 * doc/extend.texi (Function Attributes): Move @cindex after @item
30622 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30623 and put in alphabetical order. Fix 'target' name and put in order.
30624 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30627 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30629 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30630 (memory_barrier): Expand as unspec instead of unspec_volatile.
30631 Remove mem:BLK from insn operands. Use Pmode scratch register.
30632 (*memory_barrier): Define as unspec instead of unspec_volatile.
30633 Use (match_dup 0) as input operand.
30635 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30636 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30637 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30638 scratch register. Remove operand 1.
30639 (*stbar): Define as unspec instead of unspec_volatile.
30640 Use (match_dup 0) as input operand, remove (const_int 8).
30641 (*membar): Define as unspec instead of unspec_volatile.
30642 Use (match_dup 0) as input operand, remove input operand 2.
30644 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30645 (memory_barrier): Expand as unspec instead of unspec_volatile.
30646 Remove mem:BLK from insn operands. Use Pmode scratch register.
30647 (*memory_barrier): Define as unspec instead of unspec_volatile.
30648 Use (match_dup 0) as input operand.
30650 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30651 Remove mem:BLK from insn operands. Use Pmode scratch register.
30652 Set volatile flag on operand 0.
30653 (*memory_barrier): New insn pattern.
30655 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30657 (*memory_barrier): Use (match_dup 0) as input operand.
30659 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30660 Remove mem:BLK from insn operands. Use Pmode scratch register.
30661 Set volatile flag on operand 0.
30662 (*mb_internal): New insn pattern.
30664 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30666 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30668 PR middle-end/38586
30669 * function.c (struct temp_slot): Move to the section of the file
30670 that deals with temp slots. Remove field 'address'.
30671 (temp_slot_address_table): New hash table of address -> temp slot.
30672 (struct temp_slot_address_entry): New struct, items for the table.
30673 (temp_slot_address_compute_hash, temp_slot_address_hash,
30674 temp_slot_address_eq, insert_temp_slot_address): Support functions
30676 (find_temp_slot_from_address): Rewrite to use the new hash table.
30677 (remove_unused_temp_slot_addresses): Remove addresses of temp
30678 slots that have been made available.
30679 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30680 worker function for remove_unused_temp_slot_addresses.
30681 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30682 Add the temp slot address to the address -> temp slot map.
30683 (update_temp_slot_address): Update via insert_temp_slot_address.
30684 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30685 (pop_temp_slots): Likewise.
30686 (init_temp_slots): Allocate the address -> temp slot map, or empty
30687 the map if it is already allocated.
30688 (prepare_function_start): Initialize temp slot processing.
30690 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30692 PR middle-end/38584
30693 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30694 Calculate the size of all stack vars assuming no packing of stack
30695 vars will happen, replacing a quadratic algorithm with a linear one.
30697 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30700 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30703 2009-01-03 Diego Novillo <dnovillo@google.com>
30705 * doc/contrib.texi: Update contributions.
30707 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30710 * builtins.c (fold_builtin_memory_op): Give up if either operand
30711 is volatile. Set srctype or desttype to non-qualified version
30715 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30716 and FUNCTION_DECLs.
30718 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30720 PR rtl-optimization/35805
30721 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30722 problem if fast dce is able to remove any instructions.
30723 * dce.c (dce_process_block): Fix dump message.
30725 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30728 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30730 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30732 PR middle-end/38690
30733 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30734 * tree-pretty-print.c (op_code_prio): New function.
30735 (op_prio): No longer static. Use op_code_prio.
30736 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30737 Use op_prio and op_code_prio to determine if () should be
30738 printed around operand(s) or not.
30740 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30741 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30742 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30743 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30744 pp_character instead of pp_string for single letter printing.
30746 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30748 * doc/extend.texi: Fix '#pragma GCC option' typo.
30750 2009-01-02 Richard Guenther <rguenther@suse.de>
30752 * doc/install.texi (--enable-checking): Mention different
30753 default for stage1.
30754 (--enable-stage1-checking): Document.
30756 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30758 PR middle-end/30142
30759 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30760 case to be an error.
30762 2009-01-02 Ben Elliston <bje@au.ibm.com>
30764 * config/fp-bit.h (pack_d): Constify argument.
30765 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30766 (isnan): Constify argument.
30768 (iszero): Likewise.
30769 (pack_d): Likewise.
30770 (_fpadd_parts): Constify return type.
30771 (_fpmul_parts): Likewise.
30772 (_fpdiv_parts): Likewise.
30774 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30777 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30778 warn about overwriting initializer with side-effects or
30779 -Woverride-init if !IMPLICIT.
30780 (output_init_element): Likewise. Pass IMPLICIT down to
30782 (process_init_element): Add IMPLICIT argument. Pass it down
30783 to output_init_element.
30784 (push_init_element, pop_init_level, set_designator): Adjust
30785 process_init_element callers.
30786 (set_nonincremental_init, set_nonincremental_init_from_string):
30787 Adjust add_pending_init callers.
30788 (output_pending_init_elements): Adjust output_init_element callers.
30789 * c-tree.h (process_init_element): Adjust prototype.
30790 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30791 process_init_element callers.
30794 Copyright (C) 2009 Free Software Foundation, Inc.
30796 Copying and distribution of this file, with or without modification,
30797 are permitted in any medium without royalty provided the copyright
30798 notice and this notice are preserved.