1 2009-11-04 Nick Clifton <nickc@redhat.com>
3 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
4 Make sure that it does not allow CONST_DOUBLEs.
5 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
6 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
7 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
8 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
9 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
10 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
11 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
12 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
13 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
14 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
15 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
16 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
17 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
18 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
19 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
21 2009-11-04 Richard Guenther <rguenther@suse.de>
23 PR tree-optimization/41919
24 * tree-vrp.c (test_for_singularity): Properly compare values.
26 2009-11-04 Revital Eres <eres@il.ibm.com>
28 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
29 Consider peeling for alignment only for stores and remove
32 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
35 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
36 (m68k_ok_for_sibcall_p): Handle different result return locations.
38 2009-11-04 Richard Guenther <rguenther@suse.de>
40 * c-opts.c (c_common_post_options): Move LTO option processing
42 * opts.c (decode_options): ... here.
44 2009-11-04 Jakub Jelinek <jakub@redhat.com>
46 * c-common.c (fold_offsetof_1): Use %wd instead of
47 HOST_WIDE_INT_PRINT_DEC.
49 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
51 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
54 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
56 * config.gcc (vax-*-linux*): Keep the original contents of
57 tmake_file while adding vax/t-linux.
59 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
63 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
64 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
65 (STACK_CHECK_MOVING_SP): Likewise.
66 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
67 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
68 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
69 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
71 * explow.c (anti_adjust_stack_and_probe): New function.
72 (allocate_dynamic_stack_space): Do not directly allocate space if
73 STACK_CHECK_MOVING_SP, instead invoke above function.
74 (emit_stack_probe): Handle probe_stack insn.
75 (PROBE_INTERVAL): New macro.
76 (STACK_GROW_OPTAB): Likewise.
77 (STACK_GROW_OFF): Likewise.
78 (probe_stack_range): Use Pmode and memory_address consistently. Fix
79 loop condition in the small constant case. Rewrite in the general
80 case to be immune to wraparounds. Make sure the address of probes
81 is valid. Try to use [base + disp] addressing mode if possible.
82 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
83 checking is enabled and STACK_CHECK_MOVING_SP.
84 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
85 return 1 for volatile references to the stack pointer.
86 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
87 __builtin_alloca if stack checking is enabled.
88 * unwind-dw2.c (uw_identify_context): Take into account whether the
89 context is that of a signal frame or not.
90 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
91 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
93 2009-11-03 Jakub Jelinek <jakub@redhat.com>
95 PR rtl-optimization/41917
96 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
97 operand isn't known to be 0, return 1.
99 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
101 * config/mips/mips.md: Fix typos.
103 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
105 * doc/invoke.texi: Fix typo.
107 2009-11-03 Paul Brook <paul@codesourcery.com>
109 * config/arm/neon.ml (vectype): Add T_floatSF.
110 (string_of_vectype): Ditto.
111 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
112 (deftypes): Use float for float32_t.
113 * config/arm/arm_neon.h: Regenerate.
115 2009-11-03 Nick Clifton <nickc@redhat.com>
116 Kevin Buettner <kevinb@redhat.com>
118 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
119 order of expected registers.
120 (rx_load_multiple_vector): Likewise.
121 (rx_rtsd_vector): Likewise.
122 * config/rx/rx.c (rx_cpu_type): New variable.
123 (rx_print_operand): Fix bug printing 64-bit constant values.
124 (rx_emit_stack_pushm): Reverse order of pushed registers.
125 (gen_rx_store_vector): Likewise.
126 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
128 (is_exception_func): Rename to is_interrupt_func and only accept
129 "interrupt" as the attribute name.
130 (rx_get_stack_layout): Use new function name.
131 (rx_func_attr_inlinable): Likewise.
132 (rx_attribute_table): Remove "exception".
133 (rx_expand_prologue): If necessary push the accumulator register
134 in the prologue of interrupt functions.
135 (rx_expand_epilogue): If necessary pop the accumulator.
136 (rx_builtins): Add RX_BUILTIN_MVTIPL.
137 (rx_expand_builtin_stz): Remove.
138 (rx_expand_builtin_mvtipl): New function.
139 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
140 (rx_expand_builtin): Likewise.
141 (rx_enable_fpu): New variable.
142 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
143 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
144 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
145 (enum rx_cpu_types): Define.
146 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
147 (INCOMING_FRAME_SP_OFFSET): Define.
148 (ARG_POINTER_CFA_OFFSET): Define.
149 (FRAME_POINTER_CFA_OFFSET): Define.
150 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
151 (ALLOW_RX_FPU_INSNS): Define.
152 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
153 fast_math_flags_set_p.
154 (UNSPEC_BUILTIN_MVTIPL): Define.
155 (revl): Rename to bswapsi2.
156 (bswaphi2): New pattern.
157 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
160 (mvtc): Remove clobber of cc0.
163 * config/rx/rx.opt (mieee): Remove.
168 (msave-acc-in-interrupts): Add.
169 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
170 (MULTILIB_DIRS): Likewise.
171 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
172 * doc/extend.texi: Remove description of "exception" function
174 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
175 -msave-acc-in-interrupts options.
177 2009-11-03 Richard Guenther <rguenther@suse.de>
179 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
181 2009-11-03 Dodji Seketeli <dodji@redhat.com>
184 * c-common.c (fold_offsetof_1): Issue errors when the member designator
185 of the offsetof expression is not legitimate.
187 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
190 names instead of numerical constants.
191 (sse_prologue_save): Ditto.
192 (*sse_prologue_save_insn): Ditto.
194 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
198 (TARGET_CALL_ESP): New define.
199 * config/i386/i386.c (initial_ix86_tune_features): Initialize
201 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
202 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
203 *call_1, *call_value_pop_1 and *call_value_1. Depend on
205 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
206 New patterns, use "lsm" as operand 1 constraint.
207 * config/i386/predicates.md (call_insn_operand): Depend on
208 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
210 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
212 PR tree-optimization/41857
213 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
214 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
216 * tree-ssa-address.c (move_hint_to_base): New function.
217 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
218 address space associated with TYPE.
219 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
220 most_expensive_mult_to_index. Call move_hint_to_base.
221 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
222 TYPE to addr_to_parts.
224 2009-11-02 Martin Jambor <mjambor@suse.cz>
226 PR tree-optimization/41750
227 * tree-sra.c (analyze_modified_params): Loop over all
228 representatives of components of a parameter.
230 2009-11-02 Jakub Jelinek <jakub@redhat.com>
232 PR tree-optimization/41841
233 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
234 local variables of not yet materialized clones.
237 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
238 for a VOIDmode variable.
241 * c-pragma.c (visstack): Change into vector of ints rather than
242 enum symbol_visibility.
243 (push_visibility): Add kind argument, push default_visibility together
245 (pop_visibility): Add kind argument, return true if successful, fail
246 if visibility stack is empty or if stack top is of different kind.
247 (handle_pragma_visibility): Don't check length of visstack, instead
248 call pop_visibility and issue diagnostics if it failed. Pass 0
249 as last argument to push_visibility and pop_visibility.
250 * c-pragma.h (push_visibility): Add kind argument.
251 (pop_visibility): Likewise. Return bool instead of void.
253 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
255 * tree.def (TARGET_MEM_REF): Update comment.
256 * alias.c (get_alias_set): Retrieve the original memory reference for
257 a TARGET_MEM_REF before proceeding.
259 2009-10-31 Anatoly Sokolov <aesok@post.ru>
261 * config/frv/frv.c (frv_function_value, frv_libcall_value,
262 frv_function_value_regno_p): New functions.
263 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
264 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
265 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
266 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
268 2009-10-31 Anatoly Sokolov <aesok@post.ru>
270 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
271 new 'outgoing' argument.
272 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
273 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
274 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
275 LIBCALL_VALUE): Remove.
276 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
277 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
278 (mh10300_function_value_regno_p): Declare.
280 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
282 * config/arm/cortex-a9.md: New - integer pipeline description.
284 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
286 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
287 aborting if the sizes of the two references don't match.
289 2009-10-31 Toon Moene <toon@moene.org>
291 * ipa-inline.c (cgraph_decide_inlining):
292 Include reason for not inlining called-once functions in dump file.
294 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
296 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
297 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
298 (LINK_SPEC): BE_LINK_SPEC added.
300 2009-10-30 Richard Guenther <rguenther@suse.de>
303 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
305 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
307 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
308 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
311 2009-10-30 Martin Jambor <mjambor@suse.cz>
313 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
315 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
318 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
319 first. Move assert on stack_alignment_estimated just before
320 setting stack_realign_needed.
321 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
322 Don't call update_stack_boundary.
324 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
325 (verride_options): Don't check ix86_force_align_arg_pointer here.
326 (ix86_function_ok_for_sibcall): Use it.
327 (ix86_update_stack_boundary): Likewise.
329 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
331 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
333 * arm.md (QHSI): New mode iterator.
334 (movqi): If generating for thumb, then truncate any immediate to
336 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
338 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
341 2009-10-29 Cary Coutant <ccoutant@google.com>
344 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
345 locations in the source).
346 (store_vcall_insn): New function.
347 (lookup_vcall_insn): New function.
348 (dwarf2out_virtual_call_token): Use store_vcall_insn.
349 (dwarf2out_copy_call_info): New function.
350 (dwarf2out_virtual_call): Use lookup_vcall_insn.
351 * emit-rtl.c (try_split): Call copy_call_info debug hook.
352 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
353 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
354 (debug_nothing_rtx_rtx): New dummy hook.
355 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
356 (xcoff_debug_hooks): Likewise.
357 * sdbout.c (sdb_debug_hooks): Likewise.
358 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
360 2009-10-29 David Daney <ddaney@caviumnetworks.com>
362 * doc/invoke.texi (mmcount-ra-address): Document new command line
364 * config/mips/mips.opt (mmcount-ra-address): New option.
365 * config/mips/mips-protos.h (mips_function_profiler): Declare new
367 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
369 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
370 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
372 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
373 mips_function_profiler.
375 2009-10-29 Steve Ellcey <sje@cup.hp.com>
379 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
380 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
381 * optc-gen.awk (cl_target_option_restore): Include call to
382 targetm.override_options_after_change.
383 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
384 * target.h (override_options_after_change): New.
385 * c-common.c (parse_optimize_options): Call
386 targetm.override_options_after_change.
387 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
388 (ia64_override_options_after_change): New.
389 (ia64_override_options) Add call to above.
391 2009-10-29 Michael Matz <matz@suse.de>
393 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
394 (gate_convert_to_rsqrt): Ditto.
395 (pass_convert_to_rsqrt): Ditto.
396 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
397 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
400 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
402 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
404 * config/arm/arm.c (find_best_start): Fix type of remainder to be
407 2009-10-29 Martin Jambor <mjambor@suse.cz>
409 PR tree-optimization/41775
410 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
411 (generate_subtree_copies): Do not unshare agg.
412 (load_assign_lhs_subreplacements): Do not unshare rhs.
413 (sra_modify_assign): Do not unshare exprs.
414 (propagate_subacesses_accross_link): Renamed to
415 propagate_subaccesses_across_link.
417 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
419 * arm.c (count_insns_for_constant): Rework to support counting for
420 thumb2 immediates as well.
421 (find_best_start): Split out from arm_gen_constant.
422 (arm_gen_constant): Rework to support XOR with immediate.
424 2009-10-29 Chao-ying Fu <fu@mips.com>
426 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
428 (mips_expand_synci_loop): Use the length rtx to control the
429 synci loop from the begin rtx that points to the first byte of
432 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
434 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
436 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
438 * dbxout.c (dbxout_common_check): Accept non public trees.
439 * dwarf2out.c (fortran_common): Accept non public trees.
441 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
443 * common.opt (fuse-linker-plugin): New option.
444 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
446 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
448 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
450 PR rtl-optimization/39715
451 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
452 (gen_cstoresi_ltu_thumb1): New splitter.
454 2009-10-28 Richard Guenther <rguenther@suse.de>
458 * tree-ssa.c (useless_type_conversion_p): Do not treat
459 conversions to pointers to incomplete types as useless.
460 * gimple.c (gimple_types_compatible_p): Compare struct tags,
463 2009-10-28 Jakub Jelinek <jakub@redhat.com>
465 * var-tracking.c (emit_note_insn_var_location): Don't call the second
466 vt_expand_loc unnecessarily when location is not a register nor
470 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
471 fields don't have DECL_NAME.
474 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
475 call convert_memory_address on addr.
478 * config/i386/i386.c (ix86_pic_register_p): Don't call
479 rtx_equal_for_cselib_p for VALUEs discarded as useless.
481 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
483 * var-tracking.c (emit_note_insn_var_location): Get the mode of
484 a variable part from its REG, MEM or VALUE.
486 2009-10-28 Richard Guenther <rguenther@suse.de>
488 * gimple.c (gimple_get_alias_set): Fix comment typo.
490 2009-10-28 Richard Guenther <rguenther@suse.de>
492 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
493 (free_lang_data): Unconditionally compute alias sets for all
494 standard integer types. Bail out if gate bailed out previously.
495 Do not reset the types_compatible_p langhook.
496 (gate_free_lang_data): Remove.
497 (struct pass_ipa_free_lang_data): Enable unconditionally.
498 * gimple.c (gimple_get_alias_set): Use the same alias-set for
501 2009-10-28 Richard Guenther <rguenther@suse.de>
504 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
505 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
506 (call_may_clobber_ref_p_1): Likewise.
507 * tree-ssa-structalias.c (find_func_aliases): Likewise.
508 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
510 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
512 PR rtl-optimization/41812
515 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
517 * df-problems.c (df_md_scratch): New.
518 (df_md_alloc, df_md_free): Allocate/free it.
519 (df_md_local_compute): Only include live registers in init.
520 (df_md_transfer_function): Prune the in-set computed by
521 the confluence function, and the gen-set too.
523 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
525 PR rtl-optimization/39715
526 * combine.c (simplify_comparison): Use extensions to
527 widen comparisons. Try an ANDing first.
529 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
531 PR rtl-optimization/40741
532 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
533 a small constant is cheap.
534 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
535 force_reg on the LHS.
536 (xorsi3): Likewise, and split the XOR if the constant is complex
537 and not in Thumb mode.
539 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
541 * expmed.c (emit_store_flag): Check costs before
542 transforming to the opposite representation.
544 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
546 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
547 cstore result to DImode.
549 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
551 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
552 inside the unspec vector.
554 2009-10-27 Richard Henderson <rth@redhat.com>
556 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
558 2009-10-27 Richard Henderson <rth@redhat.com>
561 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
562 eh_region_may_contain_throw; update users.
563 (eh_region_may_contain_throw): New function.
564 (lower_catch): Check flag_exceptions before creating exception region.
565 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
566 (lower_cleanup): Tidy existing flag_exceptions check to match.
568 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
571 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
572 * config/i386/mingw.opt: Add fset-stack-executable.
573 * config/i386/i386.c (ix86_trampoline_init): Make call to
574 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
575 defined and its value is not zero.
578 2009-10-27 Richard Guenther <rguenther@suse.de>
580 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
581 handle calls to externally visible functions like in regular mode.
582 (create_variable_info_for): Do not create function infos here.
583 (have_alias_info): Remove write-only variable.
584 (solve_constraints): New function split out from common code
585 in compute_points_to_sets and ipa_pta_execute.
586 (compute_points_to_sets): Adjust.
587 (ipa_pta_execute): Likewise. Handle clones and externally visible
588 functions like in non-IPA mode.
590 2009-10-27 Jakub Jelinek <jakub@redhat.com>
593 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
596 2009-10-27 Richard Guenther <rguenther@suse.de>
598 * tree-complex.c (expand_complex_div_wide): Check for
599 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
601 2009-10-27 Revital Eres <eres@il.ibm.com>
603 PR tree-optimization/40648
604 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
605 Change decision of when to peel for alignment.
607 2009-10-27 Richard Guenther <rguenther@suse.de>
610 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
612 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
615 * fold-const.c (fold_binary_loc): Do not call
616 protected_set_expr_location.
618 2009-10-27 Wei Guozhi <carrot@google.com>
621 * target.h (have_conditional_execution): Add a new target hook
623 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
624 * targhooks.h (default_have_conditional_execution): Likewise.
625 * targhooks.c (default_have_conditional_execution): Likewise.
626 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
627 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
628 (arm_have_conditional_execution): New function.
629 * ifcvt.c (noce_process_if_block, find_if_header,
630 cond_exec_find_if_block, dead_or_predicable): Change the usage of
631 macro HAVE_conditional_execution to a target hook call.
632 * recog.c (peephole2_optimize): Likewise.
633 * sched-rgn.c (add_branch_dependences): Likewise.
634 * final.c (asm_insn_count, final_scan_insn): Likewise.
635 * bb-reorder.c (HAVE_conditional_execution): Remove it.
637 2009-10-26 Ben Elliston <bje@au.ibm.com>
638 Michael Meissner <meissner@linux.vnet.ibm.com>
639 Ulrich Weigand <uweigand@de.ibm.com>
641 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
642 * config/spu/spu_cache.h: New file.
644 * config/spu/cachemgr.c: New file.
645 * config/spu/cache.S: New file.
647 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
648 (ADDR_SPACE_EA): Define.
649 (TARGET_ADDR_SPACE_KEYWORDS): Define.
650 * config/spu/spu.c (EAmode): New macro.
651 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
652 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
653 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
654 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
655 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
656 (TARGET_ADDR_SPACE_CONVERT): Likewise.
657 (TARGET_ASM_SELECT_SECTION): Likewise.
658 (TARGET_ASM_UNIQUE_SECTION): Likewise.
659 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
660 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
661 (ea_symbol_ref): New function.
662 (spu_legitimate_constant_p): Handle __ea qualified addresses.
663 (spu_addr_space_legitimate_address_p): New function.
664 (spu_addr_space_legitimize_address): Likewise.
665 (cache_fetch): New global.
666 (cache_fetch_dirty): Likewise.
667 (ea_alias_set): Likewise.
668 (ea_load_store): New function.
669 (ea_load_store_inline): Likewise.
670 (expand_ea_mem): Likewise.
671 (spu_expand_mov): Handle __ea qualified memory references.
672 (spu_addr_space_pointer_mode): New function.
673 (spu_addr_space_address_mode): Likewise.
674 (spu_addr_space_subset_p): Likewise.
675 (spu_addr_space_convert): Likewise.
676 (spu_section_type_flags): Handle "._ea" section.
677 (spu_select_section): New function.
678 (spu_unique_section): Likewise.
679 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
680 and __EA64__ predefined macros.
681 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
682 -matomic-updates switches.
684 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
685 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
686 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
687 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
688 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
689 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
690 $(T)cache128k.o): Likewise.
691 ($(T)libgcc_%.a): Likewise.
693 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
694 * config/spu/spu.opt (-mea32/-mea64): Add switches.
695 (-maddress-space-conversion): Likewise.
696 (-mcache-size=): Likewise.
697 (-matomic-updates): Likewise.
698 * doc/invoke.texi (-mea32/-mea64): Document.
699 (-maddress-space-conversion): Likewise.
700 (-mcache-size=): Likewise.
701 (-matomic-updates): Likewise.
703 2009-10-26 Ben Elliston <bje@au.ibm.com>
704 Michael Meissner <meissner@linux.vnet.ibm.com>
705 Ulrich Weigand <uweigand@de.ibm.com>
707 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
709 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
710 defined, add the named address space keywords.
711 (c_addr_space_name): New function.
712 (complete_array_type): Preserve named address space.
713 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
714 instead of targetm.valid_pointer_mode.
716 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
717 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
718 (ADDR_SPACE_KEYWORD): New macro.
719 (c_addr_space_name): Add prototype.
721 * c-tree.h (struct c_declspecs): Add address_space member.
722 (declspecs_add_addrspace): Add prototype.
724 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
726 * c-parser.c (c_parse_init): Add assertion.
727 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
728 (c_lex_one_token): Handle address space keywords.
729 (c_token_starts_typename): Likewise.
730 (c_token_starts_declspecs): Likewise.
731 (c_parser_declspecs): Likewise.
732 (c_parser_postfix_expression_after_paren_type): Diagnose compound
733 literal within function qualified with named address space.
735 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
736 address space qualifiers.
737 (shadow_tag_warned): Warn about useless address space qualifiers.
738 (quals_from_declspecs): Handle address space qualifiers.
739 (grokdeclarator): Likewise.
740 (build_null_declspecs): Likewise.
741 (declspecs_add_addrspace): New function.
743 * c-typeck.c (addr_space_superset): New function.
744 (qualify_type): Handle named address spaces.
745 (composite_type): Likewise.
746 (common_pointer_type): Likewise.
747 (comp_target_types): Likewise.
748 (build_conditional_expr): Likewise.
749 (handle_warn_cast_qual): Likewise.
750 (build_c_cast): Likewise.
751 (convert_for_assignment): Likewise.
752 (build_binary_op): Likewise.
753 (pointer_diff): Handle named address spaces. Use intermediate
754 integer type of sufficient size if required.
756 2009-10-26 Ben Elliston <bje@au.ibm.com>
757 Michael Meissner <meissner@linux.vnet.ibm.com>
758 Ulrich Weigand <uweigand@de.ibm.com>
760 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
761 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
762 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
764 * target.h (struct target_def): Add pointer_mode, address_mode,
765 and valid_pointer_mode to addr_space substructure.
766 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
767 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
768 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
769 (TARGET_ADDR_SPACE_HOOKS): Add them.
770 * targhooks.c (target_default_pointer_address_modes_p): New function.
771 * target.h (target_default_pointer_address_modes_p): Add prototype.
772 * targhooks.c (default_addr_space_pointer_mode): New function.
773 (default_addr_space_address_mode): Likewise.
774 (default_addr_space_valid_pointer_mode): Likewise.
775 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
776 (default_addr_space_address_mode): Likewise.
777 (default_addr_space_valid_pointer_mode): Likewise.
778 * output.h (default_valid_pointer_mode): Move to ...
779 * targhooks.h (default_valid_pointer_mode): ... here.
780 * varasm.c (default_valid_pointer_mode): Move to ...
781 * targhooks.c (default_valid_pointer_mode): ... here.
783 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
784 instead of targetm.valid_pointer_mode.
786 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
787 * tree.c (integer_pow2p): Likewise.
788 (tree_log2): Likewise.
789 (tree_floor_log2): Likewise.
790 (signed_or_unsigned_type_for): Support pointer type of different size.
791 (int_or_pointer_precision): New function.
792 * tree.h (int_or_pointer_precision): Add prototype.
793 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
794 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
795 incoming pointer type instead of POINTER_SIZE.
797 * tree.c (build_pointer_type): Use appropriate pointer mode
799 (build_reference_type): Likewise.
800 * expr.c (store_expr): Likewise.
801 (expand_expr_addr_expr): Likewise.
802 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
803 * cfgexpand.c (expand_debug_expr): Likewise.
805 * auto-inc-dec.c: Include "target.h".
806 (try_merge): Use appropriate address mode instead of Pmode.
807 (find_inc): Likewise.
808 * combine.c (find_split_point): Likewise.
809 * cselib.c (cselib_record_sets): Likewise.
810 * dse.c (replace_inc_dec): Likewise.
811 (canon_address): Likewise.
812 * var-tracking.c (replace_expr_with_values): Likewise.
813 (count_uses): Likewise.
814 (add_uses): Likewise.
815 (add_stores): Likewise.
816 * emit-rtl.c: Include "target.h".
817 (adjust_address_1): Use appropriate address mode instead of Pmode.
818 (offset_address): Likewise.
819 * explow.c (break_out_memory_refs): Likewise.
820 (memory_address_addr_space): Likewise.
821 (promote_mode): Likewise.
822 * expr.c (move_by_pieces): Likewise.
823 (emit_block_move_via_loop): Likewise.
824 (store_by_pieces): Likewise.
825 (store_by_pieces_1): Likewise.
826 (expand_assignment): Likewise.
827 (store_constructor): Likewise.
828 (expand_expr_addr_expr): Likewise.
829 (expand_expr_real_1): Likewise.
830 * cfgexpand.c (expand_debug_expr): Likewise.
831 * ifcvt.c (noce_try_cmove_arith): Likewise.
832 * regcprop.c (kill_autoinc_value): Likewise.
833 * regmove.c (try_auto_increment): Likewise.
834 * reload.c (find_reloads): Likewise.
835 (find_reloads_address): Likewise.
836 (find_reloads_address_1): Likewise.
837 * sched-deps.c: Include "target.h".
838 (sched_analyze_1): Use appropriate address mode instead of Pmode.
839 (sched_analyze_2): Likewise.
840 * sel-sched-dump.c: Include "target.h".
841 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
842 * stor-layout.c (layout_type): Likewise.
843 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
844 (multiplier_allowed_in_address_p): Likewise.
845 (get_address_cost): Likewise.
846 * varasm.c (make_decl_rtl): Likewise.
848 * expr.c (expand_assignment): Always convert offsets to appropriate
850 (store_expr): Likewise.
851 (store_constructor): Likewise.
852 (expand_expr_real_1): Likewise.
854 * reload.h (form_sum): Add MODE argument.
855 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
856 Update recursive calls.
857 (subst_indexed_address): Update calls to form_sum.
859 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
860 * tree-ssa-address.c: Include "target.h".
861 (templates): Replace by ...
862 (mem_addr_template_list): ... this new vector.
863 (TEMPL_IDX): Handle address space numbers.
864 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
865 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
866 instead of global cache. Update call to gen_addr_rtx.
867 (valid_mem_ref_p): Update call to addr_for_mem_ref.
868 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
870 * rtl.h (convert_memory_address_addr_space): Add prototype.
871 (convert_memory_address): Define as macro.
872 * explow.c (convert_memory_address): Rename to ...
873 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
874 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
875 Update recursive calls.
876 (memory_address_addr_space): Call convert_memory_address_addr_space.
877 * expmed.c (make_tree): Likewise.
878 * expr.c (expand_assignment): Likewise.
879 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
880 (expand_expr_addr_expr): Likewise. Also, update call.
882 * alias.c (find_base_value): Guard pointer size optimizations.
883 (find_base_term): Likewise.
884 * rtlanal.c (nonzero_bits1): Likewise.
885 (num_sign_bit_copies1): Likewise.
886 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
888 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
889 (emit-rtl.o): Likewise.
890 (auto-inc-dec.o): Likewise.
891 (sched-deps.o): Likewise.
893 2009-10-26 Ben Elliston <bje@au.ibm.com>
894 Michael Meissner <meissner@linux.vnet.ibm.com>
895 Ulrich Weigand <uweigand@de.ibm.com>
897 * doc/extend.texi (Named Address Spaces): New section.
898 * coretypes.h (addr_space_t): New type.
899 (ADDR_SPACE_GENERIC): New define.
900 (ADDR_SPACE_GENERIC_P): New macro.
902 * doc/tm.texi (Named Address Spaces): New section.
903 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
904 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
905 (TARGET_ADDR_SPACE_SUBSET_P): Document.
906 (TARGET_ADDR_SPACE_CONVERT): Document.
907 * target.h (struct gcc_target): Add addr_space substructure.
908 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
909 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
910 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
911 (TARGET_ADDR_SPACE_CONVERT): Likewise.
912 (TARGET_ADDR_SPACE_HOOKS): Likewise.
913 (TARGET_INITIALIZER): Initialize addr_space hooks.
914 * targhooks.c (default_addr_space_legitimate_address_p): New function.
915 (default_addr_space_legitimize_address): Likewise.
916 (default_addr_space_subset_p): Likewise.
917 (default_addr_space_convert): Likewise.
918 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
919 (default_addr_space_legitimize_address): Likewise.
920 (default_addr_space_subset_p): Likewise.
921 (default_addr_space_convert): Likewise.
923 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
924 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
925 (MEM_ADDR_SPACE): New macro.
926 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
927 address space memory attribute.
928 (mem_attrs_htab_hash): Handle address space memory attribute.
929 (mem_attrs_htab_eq): Likewise.
930 (set_mem_attributes_minus_bitpos): Likewise.
931 (set_mem_alias_set): Likewise.
932 (set_mem_align): Likewise.
933 (set_mem_expr): Likewise.
934 (set_mem_offset): Likewise.
935 (set_mem_size): Likewise.
936 (adjust_address_1): Likewise.
937 (offset_address): Likewise.
938 (widen_memoy_address): Likewise.
939 (get_spill_slot_decl): Likewise.
940 (set_mem_attrs_for_spill): Likewise.
941 (set_mem_addr_space): New function.
942 * emit-rtl.h (set_mem_addr_space): Add prototype.
943 * print-rtl.c (print_rtx): Print address space memory attribute.
944 * expr.c (expand_assignment): Set address space memory attribute
945 of generated MEM RTXes as appropriate.
946 (expand_expr_real_1): Likewise.
947 * cfgexpand.c (expand_debug_expr): Likewise.
948 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
950 * tree.h (struct tree_base): Add address_space bitfield. Reduce
951 size of "spare" bitfield.
952 (TYPE_ADDR_SPACE): New macro.
953 (ENCODE_QUAL_ADDR_SPACE): Likewise.
954 (DECODE_QUAL_ADDR_SPACE): Likewise.
955 (CLEAR_QUAL_ADDR_SPACE): Likewise.
956 (KEEP_QUAL_ADDR_SPACE): Likewise.
957 (TYPE_QUALS): Encode type address space.
958 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
959 * tree.c (set_type_quals): Set type address space.
960 (build_array_type): Inherit array address space from element type.
961 * print-tree.c (print_node_brief): Print type address space.
962 (print_node): Likewise.
963 * tree-pretty-print.c (dump_generic_node): Likewise.
965 * explow.c (memory_address): Rename to ...
966 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
967 Use address-space aware variants of memory address routines.
968 * recog.c (memory_address_p): Rename to ...
969 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
970 Use address-space aware variants of memory address routines.
971 (offsettable_address_p): Rename to ...
972 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
973 Use address-space aware variants of memory address routines.
974 * reload.c (strict_memory_address_p): Rename to ...
975 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
976 Use address-space aware variants of memory address routines.
977 (maybe_memory_address_p): Rename to ...
978 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
979 Use address-space aware variants of memory address routines.
980 * expr.h (memory_address_addr_space): Add prototype.
981 (memory_address): Define as macro.
982 * recog.h (memory_address_addr_space_p): Add prototype.
983 (memory_address_p): Define as macro.
984 (offsettable_address_addr_space_p): Add prototype.
985 (offsettable_address_p): Define as macro.
986 (strict_memory_address_addr_space_p): Add prototype.
987 (strict_memory_address_p): Define as macro.
989 * combine.c (find_split_point): Use address-space aware variants
990 of memory address routines.
991 * emit-rtl.c (operand_subword): Likewise.
992 (change_address_1): Likewise.
993 (adjust_address_1): Likewise.
994 (offset_address): Likewise.
995 * expr.c (emit_move_insn): Likewise.
996 (expand_assignment): Likewise.
997 (expand_expr_real_1): Likewise.
998 * recog.c (verify_changes): Likewise.
999 (general_operand): Likewise.
1000 (offsettable_memref_p): Likewise.
1001 (offsettable_nonstrict_memref_p): Likewise.
1002 (constrain_operands): Likewise.
1003 * reload.c (get_secondary_mem): Likewise.
1004 (find_reloads_toplev): Likewise.
1005 (find_reloads_address): Likewise.
1006 (find_reloads_subreg_address): Likewise.
1007 * reload1.c (reload): Likewise.
1008 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1009 * rtl.h (address_cost): Add ADDRSPACE argument.
1010 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1011 aware variant of memory address routines.
1012 * loop-invariant.c (create_new_invariant): Update address_cost call.
1013 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1014 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1015 Use address-space aware variant of memory address routines.
1016 (propagate_rtx_1): Update call to should_replace_address.
1017 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1019 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1020 ADDRSPACE argument. Use per-address-space instead of global cache.
1021 Use address-space aware variant of memory address routines.
1022 (get_address_cost): Likewise.
1023 (get_computation_cost_at): Update calls.
1024 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1025 Use address-space aware variant of memory address routines.
1026 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1027 (most_expensive_mult_to_index): Update call to
1028 multiplier_allowed_in_address_p.
1030 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1031 attribute to indicate named address spaces.
1033 * varasm.c (get_variable_section): DECLs in named address spaces
1036 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1037 for addresses in a non-generic address space.
1039 * expr.c (emit_block_move_hints): Do not use libcalls for
1040 memory in non-generic address spaces.
1041 (clear_storage_hints): Likewise.
1042 (expand_assignment): Likewise.
1044 * fold-const.c (operand_equal_p): Expressions refering to different
1045 address spaces are not equivalent.
1047 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1048 spaces are not equivalent.
1049 (rtx_equal_p): Likewise.
1050 * cse.c (exp_equiv_p): Likewise.
1051 * jump.c (rtx_renumbered_equal_p): Likewise.
1052 * reload.c (operands_match_p): Likewise.
1054 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1055 address spaces may alias.
1056 (true_dependence): Likewise.
1057 (canon_true_dependence): Likewise.
1058 (write_dependence_p): Likewise.
1060 * dse.c (canon_address): Handle named address spaces.
1061 * ifcvt.c (noce_try_cmove_arith): Likewise.
1063 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1064 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1065 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1066 to handle conversions between different address spaces.
1067 * fold-const.c (fold_convert_loc): Likewise.
1068 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1069 * tree-pretty-print.c (dump_generic_node): Likewise.
1070 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1071 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1072 * tree-inline.c (estimate_operator_cost): Likewise.
1073 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1074 to different address spaces are not useless.
1076 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1079 * cfgcleanup.c (trivially_empty_bb_p): New function.
1080 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1083 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1084 add_name_and_src_coords_attributes, gen_namespace_die,
1085 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1087 2009-10-26 Nick Clifton <nickc@redhat.com>
1089 * config.gcc: Add support for RX target.
1090 * config/rx: New directory.
1091 * config/rx/constraints.md: New file.
1092 * config/rx/predicates.md: New file.
1093 * config/rx/rx.c: New file.
1094 * config/rx/rx.h: New file.
1095 * config/rx/rx.md: New file.
1096 * config/rx/rx.opt: New file.
1097 * config/rx/rx-protos.h: New file.
1098 * config/rx/t-rx: New file.
1099 * doc/extend.texi: Document RX function attributes.
1100 * doc/invoke.texi: Document RX specific command line options.
1101 * doc/contrib.texi: Document RX contribution.
1102 * doc/md.texi: Document RX constraints.
1103 * doc/install.texi: Document RX support.
1105 2009-10-26 Michael Matz <matz@suse.de>
1107 PR tree-optimization/41783
1108 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1109 case for simple diamonds.
1110 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1111 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1112 argument, use alias oracle to skip some vdefs.
1113 (phi_translate_1): Change call to above, don't allocate new
1114 value ids if they can stay the same.
1115 (compute_avail): Allow vuse walking when looking up references.
1117 2009-10-26 Richard Guenther <rguenther@suse.de>
1119 PR tree-optimization/41826
1120 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1121 access to re-allocated vector fields.
1123 2009-10-26 Richard Guenther <rguenther@suse.de>
1125 * graphite-sese-to-poly.c (check_poly_representation): Fix
1126 compile without checking.
1128 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1131 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1132 * gimplify.c (tree_should_carry_location_p,
1133 tree_annotate_one_with_location,tree_annotate_all_with_location):
1134 Remove obsolete functions.
1136 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1139 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1141 2009-10-25 Richard Guenther <rguenther@suse.de>
1143 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1144 Stream DECL_RESTRICTED_P.
1145 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1147 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1149 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1150 a note when expanding to nothing.
1152 2009-10-25 Richard Guenther <rguenther@suse.de>
1155 * tree.c (find_decls_types_r): Deal with Java overloading
1156 BINFO_VIRTUALS for its own purpose.
1158 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1160 * config/mips/predicates.md (hilo_operand): New predicate.
1161 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1162 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1163 splitter part from here ...:
1164 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1165 op0 and op4 to match the DINS case.
1166 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1168 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1171 * avr.md (QIDI): Add new mode iterator.
1172 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1173 patterns for all QI thru DI modes combinations.
1174 (sbrx_and_branch<mode>): Create new and based bit test and jump
1175 patterns for QI thru SI modes.
1176 avr.c (avr_out_sbxx_branch): Use only bit number.
1178 2009-10-24 Jan Hubicka <jh@suse.cz>
1180 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1182 (analyze_function): When analyzing noreturn nothrow call, do not
1183 compute written stats; free bitmaps of vars early if possible.
1184 (generate_summary): Only update bitmaps if computed.
1185 (propagate): Only dump bitmaps if computed.
1186 (ipa_reference_read_summary): Fix pasto.
1188 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1190 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1191 (aliasing_component_refs_p): ...this. Return true if there is no
1192 common base and the base access types have the same alias set.
1193 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1194 (indirect_refs_may_alias_p): Likewise.
1196 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1199 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1200 a C_MAYBE_CONST_EXPR.
1202 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1205 * config/rs6000/rs6000.c (struct machine_function): Add
1206 vsx_or_altivec_used_p to record if vector types are used.
1207 (rs6000_expand_to_rtl_hook): Rename from
1208 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1209 any vector operations, so if there are, we can set VRSAVE to
1210 non-zero when only floating point vector registers are used.
1211 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1212 (rs6000_check_vector_mode): Inner function to check if vector
1213 types are used in the code.
1214 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1215 vector instructions are used.
1217 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1218 Indicate that VSX registers which overlap floating point
1219 registers, can't be used across a call, since the ABI only states
1220 the scalar part of the register will be saved and restored.
1222 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1225 * alias.c (get_alias_set): Call langhook before returning 0 for
1226 types with structural equality.
1227 * c-common.c (c_common_get_alias_set): Use alias set of element
1228 type for arrays with structural comparison.
1230 2009-10-23 Richard Guenther <rguenther@suse.de>
1233 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1234 gimple_call_nothrow_p.
1236 2009-10-23 Richard Guenther <rguenther@suse.de>
1238 PR tree-optimization/41778
1239 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1240 redundancy along a path in the CFG we want to optimize for speed
1241 is going to be removed.
1242 (execute_pre): Do partial-PRE only if the function is to be
1243 optimized for speed.
1244 (gate_pre): Do not turn off all of PRE when not optimizing a
1247 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1249 * builtins.c (fold_builtin_cabs): Use validate_arg().
1250 (fold_builtin_cexp): Fix if-logic.
1251 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1253 2009-10-22 Jeff Law <law@redhat.com>
1255 * ira-lives.c (process_single_reg_class_operands): Update the
1256 hard reg costs for all the hard registers desired by the
1257 single reg class operand.
1259 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1261 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1262 for rtxes that aren't handled specially.
1264 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1266 * rtl.h (shallow_copy_rtvec): Declare.
1267 * rtl.c (shallow_copy_rtvec): New function.
1268 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1269 rtx field if the subrtx has changed.
1271 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1273 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1274 (m32c_function_value): Make static, add new 'outgoing' argument.
1275 (m32c_libcall_value): Make static, add new 'fun' argument.
1276 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1277 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1278 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1279 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1280 (m32c_function_value, m32c_libcall_value): Delete declaration.
1282 2009-10-22 Diego Novillo <dnovillo@google.com>
1284 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1286 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1288 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1291 2009-10-22 Richard Guenther <rguenther@suse.de>
1293 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1294 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1295 (lto_symtab_merge): Do not merge cgraph nodes here.
1296 (lto_symtab_resolve_can_prevail_p): Simplify.
1297 (lto_symtab_resolve_symbols): Store cgraph node.
1298 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1299 functions from the symtab.
1300 (lto_symtab_merge_cgraph_nodes_1): New function.
1301 (lto_symtab_merge_cgraph_nodes): Likewise.
1303 2009-10-22 Richard Guenther <rguenther@suse.de>
1306 * lto-streamer-out.c (lto_output_location): Stream the
1308 * lto-streamer-in.c (lto_input_location): Likewise.
1310 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1312 * cfgloopmanip.c (duplicate_subloops): Export.
1313 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1314 (transform_to_exit_first_loop): Duplicate bbs starting from
1315 header up to loop->latch instead of exit->src.
1316 Initialize control variable to the correct number of iterations.
1317 (gather_scalar_reductions): Do not register double reductions.
1318 (parallelize_loops): Dump which loop is tested.
1319 Indicate whether the parallelized loop is inner or not.
1320 Remove the innermost-loop requirement.
1321 * cfgloop.h (duplicate_subloops): Export.
1322 * tree-cfg.c (add_phi_args_after_redirect): New function.
1323 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1324 Call duplicate_subloops.
1325 Update number of iterations at the exit condition.
1326 Don't redirect nexits always to the loop exit.
1327 Redirect copied edges from latch to the loop exit.
1329 2009-10-22 Jan Hubicka <jh@suse.cz>
1331 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1333 * ipa-inline.c (cgraph_mark_inline_edge,
1334 cgraph_decide_inlining_of_small_function,
1335 cgraph_decide_inlining, inline_read_summary): Disable indirect
1336 inlining for WPA for time being.
1338 PR tree-optimize/40556
1339 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1341 2009-10-22 Richard Guenther <rguenther@suse.de>
1343 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1344 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1346 2009-10-22 Jan Hubicka <jh@suse.cz>
1349 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1351 (check_call): Handle only indirect calls.
1352 (propagate_bits): Update comment.
1353 (write_node_summary_p): Turn bogus check to assert.
1354 (ipa_reference_write_summary): Stream calls_read_all properly.
1355 (ipa_reference_read_summary): Stream in calls_read_all properly.
1356 (read_write_all_from_decl): New function.
1357 (propagate): Handle OVERWRITABLE nodes and external calls here.
1358 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1360 (analyze_function): Do not check visibility here.
1361 (add_new_function): We summary OVERWRITABLE too.
1362 (generate_summary): Stream OVERWRITABLE nodes too.
1363 (propagate): Handle external calls and OVERWRITABLE nodes here.
1364 (local_pure_const): Check visibility here.
1366 2009-10-22 Jan Hubicka <jh@suse.cz>
1368 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1369 (pass_ipa_cp): Register them.
1370 (ipcp_init_stage): Analyze all functions for whopr/lto.
1371 (ipcp_propagate_stage): Skip external calls.
1372 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1373 * ipa-reference.c (write_node_summary_p): Fix thinko about
1375 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1376 when in ltrans, skip executing of ipa passes since everything
1377 should've been done.
1378 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1379 (inline_generate_summary): Likewise.
1380 (inline_read_summary): New function.
1381 (inline_write_summary): New function.
1382 (pass_ipa_inline): Register new hooks.
1383 * ipa-prop.c: Inlcude lto-streamer.h
1384 (ipa_edge_args_vector): Update declaration.
1385 (ipa_count_arguments, ipa_compute_jump_functions,
1386 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1387 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1388 ipa_read_node_info): New static functions.
1389 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1390 (duplicate_array): Use xmalloc.
1391 (duplicate_ggc_array): New.
1392 (ipa_edge_duplication_hook): Use it.
1393 (ipa_update_after_lto_read): New function.
1394 * ipa-prop.h (ipa_prop_write_jump_functions,
1395 ipa_prop_read_jump_functions): Declare.
1396 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1397 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1398 (ipa_edge_args_vector): Move into GGC.
1399 (ipa_check_create_edge_args): Update.
1400 (ipa_update_after_lto_read): New.
1401 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1403 (ipa_read_summaries): When in ltrans, so not read summaries.
1404 * lto-streamer.c (lto_get_section_name): Add
1405 LTO_section_jump_functions.
1406 * lto-streamer.h (LTO_section_jump_functions): New section.
1407 (produce_asm): Declare.
1408 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1409 * lto-streamer-out.c (produce_asm): Export.
1410 * lto-streamer-in.c: Include tree-pass.h
1411 (input_function): Free dominance info when done.
1412 (lto_read_body): Push ipa_inline in ltrans stage.
1413 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1414 * Makefile.in (GTFILES): Add ipa-prop.h
1416 2009-10-22 Matthias Klose <doko@ubuntu.com>
1418 * doc/install.texi: Document --enable-browser-plugin.
1420 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1422 * doc/invoke.texi (fira-loop-pressure): Update default value.
1423 * opts.c (decode_options): Remove default value setting for
1424 flag_ira_loop_pressure.
1425 * config/ia64/ia64.c (ia64_override_options): Set
1426 flag_ira_loop_pressure up for -O3.
1427 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1429 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1431 PR tree-optimization/41497
1432 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1433 chrec_dont_know if the evolution function returned by follow_ssa_edge
1434 is constant in the analyzed loop and is not compatible with the
1435 initial value before the loop.
1436 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1438 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1440 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1442 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1445 * doc/invoke.texi: Document -print-multi-os-directory.
1447 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1450 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1451 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1452 when darwin_emit_unwind_label is used.
1454 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1456 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1459 2009-10-20 Richard Henderson <rth@redhat.com>
1461 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1462 before emit_post_landing_pad.
1464 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1466 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1467 Use when calling rtx_costs.
1468 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1469 global optimize_size. Pass speed to mips_binary_cost.
1471 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1473 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1476 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1478 * rtl.h (simplify_replace_fn_rtx): Declare.
1479 (wrap_constant, unwrap_constant): Delete.
1480 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1481 (expand_debug_expr): Don't call wrap_constant.
1482 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1483 (auto_adjust_pair): Fold into...
1484 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1485 Just return a new value.
1486 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1487 otherwise use simplify_replace_rtx.
1488 * cselib.c (wrap_constant): Reinstate old definition.
1489 (cselib_expand_value_rtx_1): Don't wrap constants.
1490 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1491 simplify_replace_rtx.
1492 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1493 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1494 Use simplify_replace_rtx.
1495 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1497 (simplify_replace_rtx): ...here. Turn into a wrapper for
1498 simplify_replace_fn_rtx.
1499 (simplify_unary_operation): Don't unwrap CONSTs.
1500 * var-tracking.c (check_wrap_constant): Delete.
1501 (vt_expand_loc_callback): Don't call it.
1502 (vt_expand_loc): Likewise.
1504 2009-10-20 Pascal Obry <obry@adacore.com>
1505 Eric Botcazou <ebotcazou@adacore.com>
1507 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1509 2009-10-20 Michael Matz <matz@suse.de>
1511 * loop-invariant.c (create_new_invariant): Use different magic number.
1513 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1516 * arm.c (arm_override_options): Forcibly disable hot/cold block
1519 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1522 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1525 2009-10-20 Richard Guenther <rguenther@suse.de>
1527 * ggc-page.c: Include cfgloop.h.
1528 (struct max_alignment): Drop long double, add void *.
1529 (extra_order_size_table): Add low non-power-of-two multiples
1530 of MAX_ALIGNMENT. Drop small type-based entries, add
1531 tree_type, cgraph_node and loop.
1532 * alloc-pool.c (struct allocation_object_def): Drop long double
1535 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1538 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1539 referenced just in DEBUG_INSNs.
1541 2009-10-20 Richard Guenther <rguenther@suse.de>
1544 * gimple.c (gimple_register_type): Make sure we register
1545 the types main variant first.
1547 2009-10-20 Richard Guenther <rguenther@suse.de>
1549 * gimple.c (gimple_types_compatible_p): Simplify. Move
1550 cheap checks before hashtable queries. Add checks for
1551 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1553 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1555 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1556 without size or with size that can't be represented as a host integer.
1558 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1560 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1561 the removal of a debug stmt as a significant change.
1563 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1565 * config/s390/s390.md: Added agen condition to operand
1566 forwarding bypasses. Added bypass for early address generation
1567 use of int results. Updated comments.
1569 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1571 * config/i386/i386.c: Remove signal.h #include.
1573 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1575 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1576 * doc/rtl.texi: Document ss_abs.
1578 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1580 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1581 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1582 instead of C_LEX_RAW_STRINGS.
1583 (lex_string): Handle CPP_UTF8STRING.
1584 * c-parser.c (c_parser_postfix_expression): Likewise.
1585 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1586 (C_LEX_STRING_NO_JOIN): ... this.
1588 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1590 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1591 cris_function_value_regno_p): New functions.
1592 (cris_promote_function_mode): Update comment.
1593 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1594 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1595 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1596 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1598 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1600 * unwind-dw2.c (execute_stack_op): Fix operand order for
1601 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1603 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1605 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1606 (lower_stmt) <GIMPLE_BIND>: Add comment.
1607 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1609 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1610 Otherwise lower it and set cannot_fallthru to true.
1611 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1612 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1613 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1614 to true for a noreturn call. Do not remove statements.
1615 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1616 Set cannot_fallthru to false on function exit.
1617 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1618 <GIMPLE_ASSIGN>: Remove.
1620 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1622 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1624 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1626 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1627 next/prev_active_insn to skip DEBUG_INSNs as well.
1629 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1631 * config/arm/arm.c (output_move_neon): Use DImode in call to
1634 2009-10-19 Matthias Klose <doko@ubuntu.com>
1637 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1639 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1641 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1643 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1646 * optabs.c (expand_binop): Make mode of shift count expression mode
1647 of shift count not target.
1650 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1652 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1653 case. Force using values to replace references within the statement.
1654 (convert_local_reference_stmt): Likewise.
1656 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1658 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1659 remove a subsequent GOTO or RETURN statement.
1661 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1663 * config/avr.md (*movqi): Add zero as equally preferable constraint
1664 as general register.
1667 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1669 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1671 2009-10-17 Richard Guenther <rguenther@suse.de>
1673 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1675 2009-10-17 Richard Guenther <rguenther@suse.de>
1677 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1678 operands in COMPONENT_REFs.
1680 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1682 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1683 if not defined. Change type of second argument to const_rtx.
1684 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1686 * targhooks.h (default_libcall_value): Update prototype.
1687 * target.h (struct gcc_target): Change type of second argument of
1688 libcall_value to const_rtx.
1689 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1691 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1692 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1694 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1697 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1698 * cgraphunit.c (cgraph_optimize): Call it.
1699 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1700 (dwarf2out_assembly_start): ... here. New hook.
1701 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1702 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1704 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1705 * sdbout.c (sdb_debug_hooks): Likewise.
1706 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1707 (vmsdbgout_assembly_start): New hook.
1709 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1711 * rtl.h (RTL_LOCATION): Fix typo.
1713 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1715 * print-rtl.c (print_rtx): Print locators in asm_operands
1718 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1721 * sched-deps.c (depl_on_debug_p): New.
1722 (attach_dep_link): Reject debug deps before nondebug deps.
1723 (add_to_deps_list): Insert debug deps after nondebug deps.
1724 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1726 (sd_add_dep): Do not reject debug deps.
1727 (add_insn_mem_dependence): Don't count debug deps.
1728 (remove_from_deps): Likewise.
1729 (sched_analyze_2): Set up mem deps on debug insns.
1730 (sched_analyze_insn): Record reg uses for deps on debug insns.
1731 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1732 try_ready nondebug insn after debug insn.
1733 * ddg.c (create_ddg_dep_from_intra_loop_link,
1734 create_ddg_dep_no_link): Don't reject debug deps.
1736 2009-10-16 Richard Guenther <rguenther@suse.de>
1738 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1739 (maybe_merge_incomplete_and_complete_type): Likewise.
1740 (lto_symtab_merge): Do not call them. Do not warn for
1741 complete vs. incomplete compatible types.
1742 (lto_symtab_merge_decls_2): Simplify.
1743 * gimple.c (gimple_force_type_merge): Remove.
1744 (gimple_types_compatible_p): Make it static.
1745 * gimple.h (gimple_force_type_merge): Remove.
1746 (gimple_types_compatible_p): Likewise.
1748 2009-10-16 Jakub Jelinek <jakub@redhat.com>
1750 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
1751 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
1753 2009-10-16 Richard Guenther <rguenther@suse.de>
1755 PR tree-optimization/41728
1756 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
1757 if fold_stmt did anything.
1759 2009-10-16 Richard Guenther <rguenther@suse.de>
1762 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
1763 (maybe_fixup_handled_component): New function.
1764 (input_gimple_stmt): Fixup mismatched decl replacements.
1766 2009-10-16 Richard Guenther <rguenther@suse.de>
1769 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
1770 the same as VAR_DECL.
1772 2009-10-16 Richard Guenther <rguenther@suse.de>
1774 * gimple.c (iterative_hash_gimple_type): For integer types
1775 also hash their minimum and maximum values and the string flag.
1776 For array types hash their domain and the string flag.
1778 2009-10-16 Richard Guenther <rguenther@suse.de>
1780 * gimple.c (gimple_types_compatible_p): Restrict completing
1781 types to record or unions. Simplify completion.
1782 Do not merge records or unions with different
1783 TYPE_STRUCTURAL_EQUALITY_P tag.
1784 (iterative_hash_gimple_type): Restrict non-recursing into
1785 pointer targets for records and unions.
1787 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1790 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
1791 * dwarf2out.c (mem_loc_descriptor): Don't handle
1792 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
1793 punt if it is not lowpart subreg or if inner mode isn't
1796 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1798 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
1799 investigating previous or next insns.
1801 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
1803 * tree-sra.c (build_ref_for_offset_1): Update comment.
1805 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
1807 * config/s390/s390.md (atype): Added missing values.
1809 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1812 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
1813 (casesi64p): Update pattern to reflect above.
1815 2009-10-15 Steve Ellcey <sje@cup.hp.com>
1817 PR rtl-optimization/41697
1818 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
1820 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1823 * config/rs6000/predicates.md: Update copyright year.
1824 * config/rs6000/altivec.md: Ditto.
1826 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
1827 (MD_INCLUDES): Add a2.md.
1829 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
1830 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
1831 (builtin_classify): New static vector to classify various builtins
1832 to get the tree attributes correct.
1833 (def_builtin): Set the attributes of builtins based on what the
1834 builtin does (i.e. memory operation, floating point, saturation
1835 need special attributes, others are pure functions).
1837 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
1839 (enum rs6000_builtins): Include rs6000-builtin.def to define the
1840 builtins. Change the end marker to MAX_RS6000_BUILTINS from
1841 RS6000_BUILTIN_COUNT.
1842 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
1843 MAX_RS6000_BUILTINS.
1845 * config/rs6000/rs6000-builtin.def: New file that combines the
1846 builtin enumeration name and attributes.
1848 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
1850 * config/i386/linux.h (ASM_SPEC): Add --32.
1852 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1854 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
1855 and DW_TAG_template_alias.
1856 (dwarf_attr_name): Handle DW_AT_main_subprogram,
1857 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
1858 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
1859 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
1860 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
1861 and DW_AT_GNU_odr_signature.
1862 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
1863 DW_FORM_flag_present and DW_FORM_ref_sig8.
1864 (output_signature): Only print name on the first byte.
1865 (output_die): Likewise for dw_val_class_data8.
1867 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
1869 * doc/invoke.texi: Clarify that most optimizations are not enabled
1872 2009-10-15 Richard Guenther <rguenther@suse.de>
1875 * gimple.c (compare_type_names_p): Handle anonymous names
1876 differently based on new mode argument.
1877 (gimple_types_compatible_p): For structs also compare the tags.
1878 (iterative_hash_type_name): Rename to ...
1879 (iterative_hash_name): ... this. Hash all names.
1880 (iterative_hash_gimple_type): Fix hashing the struct tag of
1881 pointer targets. Hash field decl names.
1883 2009-10-15 Richard Guenther <rguenther@suse.de>
1886 * gimple.c (gimple_get_alias_set): Avoid recursing on
1887 invalid type topology.
1889 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1891 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
1893 2009-10-15 Richard Guenther <rguenther@suse.de>
1895 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
1897 2009-10-15 Jakub Jelinek <jakub@redhat.com>
1899 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
1900 add --with-tune{,-32,-64} configured default for -mtune if explicit
1903 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
1905 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
1907 2009-10-14 DJ Delorie <dj@redhat.com>
1909 * config/h8300/h8300.c (F): New.
1911 (h8300_emit_stack_adjustment): Call them.
1913 (h8300_push_pop): Likewise.
1914 (h8300_expand_prologue): Likewise.
1915 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
1916 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1917 (INCOMING_RETURN_ADDR_RTX): Define.
1918 (INCOMING_FRAME_SP_OFFSET): Define.
1919 (DWARF_CIE_DATA_ALIGNMENT): Define.
1921 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1923 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
1924 fields in builtin structs.
1925 (finalize_record_size): Likewise.
1927 2009-10-14 Richard Guenther <rguenther@suse.de>
1929 * gimple.c (gtc_ob): New global.
1930 (struct type_pair_d): Replace pointers with type UIDs.
1931 (type_pair_hash): Adjust.
1932 (type_pair_eq): Likewise.
1933 (lookup_type_pair): Likewise. Allocate from an obstack.
1934 (gimple_force_type_merge): Adjust.
1935 (gimple_types_compatible_p): Likewise.
1936 (free_gimple_type_tables): Free the obstack.
1938 2009-10-14 Jakub Jelinek <jakub@redhat.com>
1940 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
1941 stmts setting DEBUG_EXPR_DECLs.
1943 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
1944 Don't crash if mode1 is VOIDmode.
1946 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
1948 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
1949 * params.h (IRA_LOOP_RESERVED_REGS): New.
1950 * tree-pass.h (pass_subregs_of_mode_init,
1951 pass_subregs_of_mode_finish): Remove.
1952 * passes.c (pass_subregs_of_mode_init,
1953 pass_subregs_of_mode_finish): Remove.
1954 (pass_reginfo_init): Move before loop optimizations.
1955 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
1956 * common.opt (fira-loop-pressure): New.
1957 * toplev.h (flag_ira_loop_pressure): New.
1958 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
1959 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
1960 Make external and void type functions.
1961 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
1962 pass_subregs_of_mode_finish): Remove.
1963 * ira-costs.c (init_costs): Call init_subregs_of_mode.
1964 * regmove.c: Include ira.h.
1965 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
1966 register pressure calculation in loops.
1967 * loop-invariant.c: Include REGS_H and ira.h.
1968 (struct loop_data): New members max_reg_pressure, regs_ref, and
1970 (struct invariant): New member orig_regno.
1971 (curr_loop): New variable.
1972 (find_exits): Initialize regs_ref and regs_live.
1973 (create_new_invariant): Initialize orig_regno.
1974 (get_cover_class_and_nregs): New.
1975 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
1976 array. Add code for flag_ira_loop_pressure.
1977 (gain_for_invariant): Make new_regs an array. Add code for
1978 flag_ira_loop_pressure.
1979 (best_gain_for_invariant): Ditto.
1980 (set_move_mark): New parameter gain. Use it for debugging output.
1981 (find_invariants_to_move): Make regs_needed and new_regs an array.
1982 Add code for flag_ira_loop_pressure.
1983 (move_invariant_reg): Set up orig_regno.
1984 (move_invariants): Set up reg classes for pseudos for
1985 flag_ira_loop_pressure.
1986 (free_loop_data): Clear regs_ref and regs_live.
1987 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
1988 get_regno_cover_class, change_pressure, mark_regno_live,
1989 mark_regno_death, mark_reg_store, mark_reg_clobber,
1990 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
1991 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
1992 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
1993 register pressure calculation in loops if new regs were added.
1994 Call finish_subregs_of_mode.
1995 * opts.c (decode_options): Set up flag_ira_loop_pressure.
1996 * Makefile.in (loop-invariant.o): Add ira.h.
1998 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2000 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2002 2009-10-14 Richard Guenther <rguenther@suse.de>
2004 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2005 (lto_symtab_merge): ... here. Rewrite both to take the
2006 prevailing and a to-be-merged entry and to queue diagnostics properly.
2007 (lto_symtab_resolve_replaceable_p): New predicate for
2009 (lto_symtab_resolve_can_prevail_p): Likewise.
2010 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2011 handles merging commons by choosing the largest decl. Fold
2012 in code that gives ODR errors.
2013 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2015 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2016 case of no prevailing decl here. Diagnose mismatches
2017 in object types here. Drop all but the prevailing decls.
2018 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2019 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2020 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2022 2009-10-14 Richard Guenther <rguenther@suse.de>
2025 * lto-streamer-in.c (input_bb): Replace debug stmts with
2026 nops instead of dropping them.
2028 2009-10-14 Nick Clifton <nickc@redhat.com>
2030 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2031 in situations where it is being used as a minus symbol.
2032 * gcc/doc/tm.texi: Likewise.
2033 * gcc/doc/md.texi: Likewise.
2035 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2037 PR preprocessor/41543
2038 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2039 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2040 * tree.c: Include intl.h.
2041 (expand_location): Handle BUILTINS_LOCATION.
2042 * Makefile.in (tree.o): Depend on intl.h.
2045 * dwarf2out.c (dwarf2out_var_location): Always clear
2046 last_postcall_label when changing last_label.
2048 2009-10-14 Pascal Obry <obry@adacore.com>
2050 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2051 (process_command): Handle -E as done with -c and -S. Do not add
2052 the target executable suffix to the output file when -E is used.
2053 (main): Adjust error message accordingly.
2055 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2061 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2063 (tree_code_size): Likewise.
2065 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2067 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2068 * real.h (HAVE_mpc_arc): Define.
2070 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2072 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2073 (struct builtin_description): Add fndecl field.
2074 (bdesc): Remove const qualifier. Update initializer.
2075 (sh_media_init_builtins): Remove const qualifier for d. Record
2076 the result of add_builtin_function to the fndecl field.
2077 (sh_builtin_decl): New.
2078 (sh_media_builtin_decl): New.
2080 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2083 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2084 requests between special registers.
2086 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2088 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2090 2009-10-13 Richard Henderson <rth@redhat.com>
2092 PR tree-optimization/41377
2093 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2094 (cleanup_empty_eh_merge_phis): New change_region parameter;
2095 pass it on to redirect_eh_edge_1. Update callers.
2096 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2097 at the destination block.
2099 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2101 * passes.c (register_pass): Replaced gcc_unreachable by
2102 fatal_error on failure. Mentions plugins in comments & messages.
2104 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2107 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2108 * sched-vis.c (print_value): Use it.
2109 * cselib.c (cselib_hash_rtx): Likewise.
2110 * print-rtl.c (print_rtx): Likewise.
2111 * cfgexpand.c (expand_debug_rtx): Likewise.
2112 * var-tracking.c (vt_expand_loc_callback): Likewise.
2114 2009-10-13 Richard Guenther <rguenther@suse.de>
2117 * opts.c (handle_option): Split out code to handle setting
2118 the options flag var ...
2119 (set_option): ... here.
2120 * opts.h (set_option): Declare.
2121 * lto-opts.c (register_user_option_p): Include -fexceptions
2122 and all position independent code variants.
2123 (handle_common_option): Remove.
2124 (lto_reissue_options): Use set_option.
2126 2009-10-13 Martin Jambor <mjambor@suse.cz>
2128 PR tree-optimization/41661
2129 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2130 that are tcc_comparisons or do not change the type in any
2132 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2133 folding tcc_comparison operations.
2135 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2137 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2140 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2146 * tree.def (DEBUG_EXPR_DECL): New.
2147 * rtl.def (DEBUG_EXPR): New.
2148 * gengtype.c (adjust_field_rtx_def): Handle it.
2149 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2150 (insert_debug_temp_for_var_def): ... this. Drop support for
2151 moving. Take iterator for def stmt; insert debug stmt before it.
2152 Scan early for use count and kind in debug stmts.
2153 (propagate_defs_into_debug_stmts): Rename to...
2154 (insert_debug_temps_for_defs): ... this. Likewise.
2155 * tree.h (DEBUG_TEMP_UID): New.
2156 * tree.c (next_debug_decl_uid): New.
2157 (make_node_stat): Count debug decls separately.
2158 (copy_node_stat): Likewise.
2159 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2160 * var-tracking.c (dv_is_decl_p): Recognize it.
2161 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2162 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2163 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2164 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2165 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2166 (cselib_hash_rtx): Likewise.
2167 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2168 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2170 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2171 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2172 * rtl.c (copy_rtx): Likewise.
2173 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2174 * print-rtl.c (print_rtx): Likewise.
2175 * sched-vis.c (print_value): Likewise.
2176 (print_insn): Handle DEBUG_EXPR_DECL.
2177 * tree-dump.c (dequeue_and_dump): Likewise.
2178 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2179 * gimple-iterator (gsi_replace): Check for same lhs.
2180 (gsi_remove): Insert debug temps.
2181 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2182 (move_computations_stmt): Drop explicit propagation into debug stmts.
2183 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2184 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2185 * tree-ssa-sink.c (statement_sink_location): Likewise.
2186 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2187 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2188 * tree-flow.h: Likewise.
2189 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2190 debug temps without values.
2191 (eliminate_unnecessary_stmts): Don't discard just-inserted
2194 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2197 * config/cris/cris.md (andu): Check that operand 1 is one of the
2198 general registers. Fix typo in head comment.
2200 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2202 * config/i386/i386.md (vswapmov): New.
2203 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2204 (ix86_function_ms_hook_prologue): New.
2205 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2206 * configure.ac: Test for swap suffix support in as.
2207 * configure: Rebuild.
2209 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2212 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2213 paradoxical subregs to prevent partial register stalls if the inner
2214 mode is integer mode.
2216 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2218 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2220 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2223 * gcc/dwarf2out.c (template_parameter_pack_die,
2224 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2226 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2229 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2231 (maybe_register_def): Likewise. Take stmt iterator.
2232 (rewrite_update_stmt): Take stmt iterator and pass it on.
2233 (rewrite_update_enter_block): Pass stmt iterator.
2235 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2237 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2238 (spu_builtin_decl): New function.
2240 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/i386.md (SWIM): New mode iterator.
2243 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2244 using SWIM mode iterator.
2245 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2246 patterns using SWI48 mode iterator.
2247 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2248 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2249 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2250 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2251 patterns using SWI248 mode iterator.
2252 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2253 gen_x86_movdicc_0_m1_rex64 for renamed function
2255 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2256 Eric Botcazou <ebotcazou@adacore.com>
2259 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2260 * config/sparc/sol2-unwind.h: New file.
2262 2009-10-11 Olivier Hainque <hainque@adacore.com>
2263 Eric Botcazou <ebotcazou@adacore.com>
2266 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2267 * config/i386/sol2-unwind.h: New file.
2269 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2272 * config/i386/i386.md (addsi_1_zext): Get the proper second
2275 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2277 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2278 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2281 2009-10-11 Richard Guenther <rguenther@suse.de>
2283 * gimple.c (iterative_hash_type_name): Do not handle special
2286 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2288 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2289 (*setcc_si_1_and): Ditto.
2290 (*setcc_si_1_movzbl): Ditto.
2291 (*setcc_<mode>_2): Ditto.
2292 (*setcc_qi): Rename from *setcc_1.
2293 (*setcc_qi_slp): Rename from *setcc_2.
2295 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2296 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2298 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2299 "if" condition, there is already assert with reload_completed present.
2301 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2303 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2305 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2307 * doc/install.texi (Final install): Refer to
2308 http://gcc.gnu.org/bugs/ for bug reporting.
2310 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2312 * configure.ac: Add test for dci instruction.
2313 * configure: Regenerate.
2314 * config.in: Likewise.
2315 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2316 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2317 (-mmulhw): Add 476 to description.
2318 (-mdlmzb): Likewise.
2319 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2320 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2321 (processor_target_table): Add 476 and 476fp entries.
2322 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2323 (rs6000_issue_rate): Add CPU_PPC476.
2324 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2325 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2326 (processor_type): Add PROCESSOR_PPC476.
2327 (EXTRA_SPECS): Add asm_cpu_476 string.
2328 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2329 (define_attr "cpu"): Add ppc476.
2331 Update comments for 476.
2332 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2333 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2334 Update copyright year.
2335 * config/rs6000/476.md: New file.
2336 * config/rs6000/40x.md: Add description for "isel" attribute.
2337 Update copyright year.
2338 * config/rs6000/440.md: Likewise.
2339 * config/rs6000/603.md: Likewise.
2340 * config/rs6000/6xx.md: Likewise.
2341 * config/rs6000/7450.md: Likewise.
2342 * config/rs6000/7xx.md: Likewise.
2343 * config/rs6000/8540.md: Likewise.
2344 * config/rs6000/cell.md: Likewise.
2345 * config/rs6000/e300c2c3.md: Likewise.
2346 * config/rs6000/e500mc.md: Likewise.
2347 * config/rs6000/mpc.md: Likewise.
2348 * config/rs6000/power4.md: Likewise.
2349 * config/rs6000/power5.md: Likewise.
2350 * config/rs6000/power6.md: Likewise.
2351 * config/rs6000/power7.md: Likewise.
2352 * config/rs6000/rios1.md: Likewise.
2353 * config/rs6000/rios2.md: Likewise.
2354 * config/rs6000/rs64.md: Likewise.
2356 2009-10-10 Richard Guenther <rguenther@suse.de>
2358 PR tree-optimization/41654
2359 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2360 a cond expr before calling gimple_cond_set_condition_from_tree.
2361 (ifcombine_iforif): Likewise.
2363 2009-10-09 Ian Lance Taylor <iant@google.com>
2365 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2366 * configure: Rebuild.
2368 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2370 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2373 2009-10-09 Richard Guenther <rguenther@suse.de>
2376 * target-def.h (TARGET_BUILTIN_DECL): Define.
2377 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2378 * target.h (struct gcc_target): Add builtin_decl target hook.
2379 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2380 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2382 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2383 not gcc_unreachable.
2384 (lto_output_builtin_tree): Sorry if the target does not support
2385 streaming target builtins.
2386 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2387 (rs6000_builtin_decl): New function.
2388 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2389 (ix86_builtin_decl): New function.
2391 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2393 PR preprocessor/41445
2394 * c-ppoutput.c (do_line_change): New function.
2395 (cb_line_change): Use it.
2396 (scan_translation_unit): Call do_line_change if
2397 avoid_paste or PREV_WHITE and token location is on a different line
2398 than print.src_line.
2401 * dwarf2out.c (dwarf2out_init): Test whether
2402 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2405 PR rtl-optimization/41646
2406 * calls.c (expand_call): For BLKmode types returned in registers
2407 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2410 2009-10-09 Richard Guenther <rguenther@suse.de>
2412 PR tree-optimization/41634
2413 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2414 we remove the correct elements.
2415 (optimize_stmt): Make sure to update stmt operands before
2416 optimizing redundancies.
2418 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2420 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2422 2009-10-09 Richard Guenther <rguenther@suse.de>
2425 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2427 (lto_wrapper_exit): New function.
2429 (fatal_perror): Likewise.
2430 (fork_execute): Use global args_name, do not free it.
2431 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2432 * lto-streamer.h: Remove duplicate prototypes.
2434 2009-10-09 Richard Guenther <rguenther@suse.de>
2436 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2437 before calling stmt_can_throw_external.
2439 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2441 PR tree-optimization/40071
2442 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2443 pointer if the original data reference doesn't conflict with the
2444 created vector data reference. Fix long line.
2446 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2448 * config/i386/i386.md (any_div): New code iterator.
2449 (u): Handle div and udiv.
2451 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2453 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2454 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2455 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2456 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2458 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2460 * gcc.c (main): Remove trailing "." from diagnostics.
2462 2009-10-08 Cary Coutant <ccoutant@google.com>
2464 Add support for debugging with ICF (Identical Code Folding).
2465 * calls.c (debug.h): New #include.
2466 (emit_call_1): Call virtual_call_token debug hook.
2467 * common.opt (-fenable-icf-debug): New option.
2468 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2469 locations in the source).
2470 (poc_label_num): New variable.
2471 (dcall_entry, vcall_entry): New typedefs.
2472 (dcall_table, vcall_table): New variables.
2473 (struct vcall_insn): New type.
2474 (vcall_insn_table): New variable.
2475 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2476 (size_of_dcall_table): New function.
2477 (output_dcall_table): New function.
2478 (size_of_vcall_table): New function.
2479 (output_vcall_table): New function.
2480 (dwarf2out_direct_call): New function.
2481 (vcall_insn_table_hash): New function.
2482 (vcall_insn_table_eq): New function.
2483 (dwarf2out_virtual_call_token): New function.
2484 (dwarf2out_virtual_call): New function.
2485 (dwarf2out_init): Allocate new tables and sections.
2486 (prune_unused_types): Mark DIEs referenced from direct call table.
2487 (dwarf2out_finish): Output direct and virtual call tables.
2488 * final.c (final_scan_insn): Call direct_call and virtual_call
2490 * debug.h (struct gcc_debug_hooks): Add direct_call,
2491 virtual_call_token, virtual_call hooks.
2492 (debug_nothing_uid): New function.
2493 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2494 (debug_nothing_uid): New function.
2495 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2496 (xcoff_debug_hooks): Likewise.
2497 * sdbout.c (sdb_debug_hooks): Likewise.
2498 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2499 * doc/invoke.texi (-fenable-icf-debug): New option.
2501 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2504 * regmove.c (regmove_backward_pass): Replace src with dst in the
2505 debug insn, and check for dst before rather than after.
2507 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2509 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2510 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2512 2009-10-08 Jan Hubicka <jh@suse.cz>
2515 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2516 do not mark cgraph nodes as needed.
2517 (record_references_in_initializer): Add new only_vars parameter.
2518 * cgraph.h (record_references_in_initializer): New parameter.
2519 * varasm.c (assemble_variable): Update call.
2520 * varpool.c (varpool_analyze_pending_decls): Always look for
2523 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2525 * config/avr/avr.c (last_insn_address) Remove variable.
2526 (expand_prologue): Don't initialise last_insn_address variable.
2527 (final_prescan_insn): Don't output insn size.
2528 * config/avr/avr.opt (msize): Remove switch.
2529 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2532 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2534 * combine.c (label_tick_ebb_start): Fix comment.
2535 (combine_instructions): Set label_tick and label_tick_ebb_start before
2536 calling setup_incoming_promotions. Start them from 1. Increment
2537 label_tick instead of deriving it from the BB index. Rather than
2538 comparing ticks use the block from the previous iteration to decide
2539 whether to start a new EBB. Remove empty lines before function.
2541 2009-10-08 Michael Matz <matz@suse.de>
2544 * builtins.c (fold_builtin_isascii): Use fold_build2.
2545 (fold_builtin_isdigit): Ditto.
2546 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2547 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2548 remove_useless_stmts_cond, remove_useless_stmts_tf,
2549 remove_useless_stmts_tc, remove_useless_stmts_bind,
2550 remove_useless_stmts_goto, remove_useless_stmts_label,
2551 remove_useless_stmts_1, remove_useless_stmts,
2552 pass_remove_useless_stmts): Remove.
2553 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2554 * passes.c (init_optimization_passes): Don't add
2555 pass_remove_useless_stmts.
2556 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2557 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2559 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2560 for static constants.
2561 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2562 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2564 2009-10-08 Richard Guenther <rguenther@suse.de>
2566 * gimple.c (free_gimple_type_tables): New function.
2567 * gimple.h (free_gimple_type_tables): Declare.
2569 2009-10-07 Mark Heffernan <meheff@google.com>
2571 * ipa-prop.c (ipa_print_node_params) Only print
2572 names of named arguments.
2574 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2576 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2577 being statically linked.
2579 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2581 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2583 2009-10-08 Jan Hubicka <jh@suse.cz>
2586 * ipa.c (cgraph_externally_visible_p,
2587 function_and_variable_visibility,
2588 whole_program_function_and_variable_visibility): Skip non-finalized
2591 2009-10-08 Nick Clifton <nickc@redhat.com>
2593 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2596 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2599 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2601 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2604 * c-common.c (c_fully_fold_internal): Strip nops from the result
2605 of recursive calls to c_fully_fold_internal.
2606 (c_wrap_maybe_const): New.
2607 (c_save_expr): Use c_wrap_maybe_const.
2608 * c-common.h (c_wrap_maybe_const): Declare.
2609 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2610 build_binary_op): Use c_wrap_maybe_const.
2612 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2614 * real.c: Fix comment to reflect actual exponent size.
2616 2009-10-08 Ben Elliston <bje@au.ibm.com>
2618 * config/rs6000/a2.md: Add FSF comment header.
2620 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2622 * config/i386/i386.md (any_extend): New code iterator.
2623 (u, s): New code attributes.
2625 (DWIH): Rewrite as code iterator for SI and DI modes.
2626 (DWI): Rewrite as mode attribute.
2627 (dwi): New mode attribute.
2628 (di): Depend on SI mode and DI mode.
2629 (doubleint_general_operand): Remove mode attribute.
2631 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2634 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2635 (*sub<mode>3_doubleword): Ditto.
2637 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2638 using SWIM248 mode iterator.
2639 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2640 using SWI48 mode iterator.
2641 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2642 patterns using DWIH mode iterator and any_extend code iterator.
2643 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2644 using any_extend code iterator.
2645 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2646 patterns using DWIH mode iterator and any_extend code iterator.
2647 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2648 using any_extend code iterator.
2649 (<s>mul<mode>3_highpart): Macroize expander from
2650 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2651 and any_extend code iterator.
2652 (*<s>muldi3_highpart_1): Macroize insn from
2653 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2654 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2655 patterns using any_extend code iterator.
2656 (*<s>mulsi3_highpart_zext): Macroize insn from
2657 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2659 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2661 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2662 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2663 refering to a DIE with DW_AT_const_value.
2665 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2668 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2670 2009-10-06 Jan Hubicka <jh@suse.cz>
2672 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2675 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2678 *lea_2_rex64): Move before *add<mode>_1 pattern.
2680 2009-10-07 Jan Hubicka <jh@suse.cz>
2682 * collect2.c (main): Add -fno-whole-program.
2683 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2685 2009-10-07 Jan Hubicka <jh@suse.cz>
2687 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2688 has no address taken.
2689 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2691 (cgraph_clone_node): Clear externally_visible flag for clones.
2692 * cgraph.h (cgraph_only_called_directly_p,
2693 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2694 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2695 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2696 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2697 ipcp_insert_stage): Likwise.
2698 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2699 externally_visible flag.
2700 (verify_cgraph_node): Verify that inline clones look right.
2701 (process_function_and_variable_attributes): Do not set
2702 externally_visible flags.
2703 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2705 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2707 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2708 clear externally_visible when turning into inline clones
2709 (cgraph_mark_inline_edge): Use new predicates.
2710 (cgraph_estimate_growth): Likewise.
2711 (cgraph_decide_inlining): Likewise.
2712 * ipa.c (cgraph_postorder): Likewise.
2713 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2714 that inline clones are not needed.
2715 (cgraph_externally_visible_p): New predicate.
2716 (function_and_variable_visibility): Add whole_program parameter;
2717 always set externally_visible flag; handle COMDAT function
2719 (local_function_and_variable_visibility): New function.
2720 (gate_whole_program_function_and_variable_visibility): New function.
2721 (whole_program_function_and_variable_visibility): New function.
2722 (pass_ipa_whole_program_visibility): New function.
2723 * passes.c (init_optimization_passes): Add whole program visibility
2725 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2726 not care about needed/reachable flags.
2727 * varpool.c: Include flags.h
2728 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2729 (varpool_finalize_decl): When we are in LTO read-back, all variables
2731 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2733 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2735 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2738 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2740 * config.gcc: Don't include the makefile fragments intended for
2742 * config/s390/fixdfdi.h: File removed.
2743 * config/s390/libgcc-glibc.ver: File removed.
2744 * config/s390/s390.h: Remove the fixdfdi.h hack.
2745 * config/s390/t-crtstuff: File moved to libgcc dir.
2746 * config/s390/t-linux: Likewise.
2747 * config/s390/t-tpf: libgcc specific parts removed.
2748 * config/s390/t-linux64: Likewise.
2750 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2752 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
2753 (lto-compress.o): Likewise.
2755 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
2758 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
2759 dllexport to class members here.
2760 (i386_pe_determine_dllimport_p): Only check static class data for
2762 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
2763 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
2764 functions for vague linkage.
2765 (i386_pe_type_dllexport_p): Fix formatting.
2766 (maybe_add_dllexport) New function.
2767 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
2770 2009-10-07 Ben Elliston <bje@au.ibm.com>
2772 * config/rs6000/a2.md: Remove duplicated lines.
2774 2009-10-07 Ben Elliston <bje@au.ibm.com>
2776 * config.gcc (powerpc*-*-*): Handle a2.
2777 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
2778 * config/rs6000/a2.md: New file.
2779 * config/rs6000/rs6000.opt (mno-update): New.
2780 (mupdate): Return to using a mask, not a var.
2781 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
2782 (enum processor_type): Add PROCESSOR_PPCA2.
2783 * config/rs6000/rs6000.c (ppca2_cost): New costs.
2784 (rs6000_override_options): Add "a2" to processor_target_table.
2785 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
2786 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2788 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2790 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
2791 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
2792 reference to nonexistent gen_truncxfxf2 function.
2794 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2796 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
2797 (DWIH, g, di, doubleint_general_operand): New mode attributes.
2798 (general_operand): Handle TI mode.
2799 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
2800 using SDWIM mode iterator.
2801 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
2802 pattern from *add{di,ti}3_1 patterns and corresponding splitters
2803 using DWI mode iterator.
2804 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
2805 patterns using SWI mode iterator.
2806 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
2807 using SWI48 mode iterator.
2808 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
2809 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
2810 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
2811 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
2812 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
2813 using SDWIM mode iterator.
2814 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
2815 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
2816 using DWI mode iterator.
2817 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
2818 patterns using SWI mode iterator.
2819 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
2820 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
2821 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
2822 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
2823 patterns using plusminus code iterator.
2824 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
2825 sub<mode>3 patterns using plusminus code iterator.
2826 * config/i386/i386.c (override_options): Update the call to
2827 gen_subdi_carry_rex64 for renamed function.
2828 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
2829 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
2830 calls to instruction expanders.
2832 2009-10-06 Martin Jambor <mjambor@suse.cz>
2835 * opts.c (decode_options): Run IPA-SRA at -O2.
2837 2009-10-06 Richard Guenther <rguenther@suse.de>
2839 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2841 2009-10-06 Tobias Burnus <burnus@net-b.de>
2844 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
2845 -flto and -fwhole-program flags can be combined.
2847 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
2850 * gcc.c (process_command): Check that -o argument was specified.
2852 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
2854 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2856 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2858 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
2859 * doc/invoke.texi (Warning Options): Annotate allowed languages
2860 for -Wunsuffixed-float-constants.
2862 2009-10-05 Jakub Jelinek <jakub@redhat.com>
2864 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
2865 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
2866 same name and isn't the main variant.
2869 * dwarf2out.c (loc_by_reference): Removed.
2870 (dw_loc_list_1): New function.
2871 (dw_loc_list): Remove toplev argument, add want_address argument.
2872 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
2873 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
2874 want_address == 2 to dw_loc_list. For successful dw_loc_list
2875 set have_address to 1 only if want_address is not 0.
2877 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2879 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
2880 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
2881 a code block followed by two pointers.
2882 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
2883 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
2884 (MIPS_MOVE): Likewise.
2885 (MIPS_LUI): Likewise.
2886 (MIPS_JR): Likewise.
2887 (MIPS_BAL): Likewise.
2888 (MIPS_NOP): Likewise.
2889 (mips_asm_trampoline_template): Delete.
2890 (mips_trampoline_code_size): New function.
2891 (mips_trampoline_init): Add shorter sequences for all cases
2892 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
2893 Calculate the opcodes directly, rather than copying from a template.
2894 Only flush the code part of the trampoline.
2895 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2897 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
2899 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
2900 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
2901 (INCOMING_RETURN_ADDR_RTX): Likewise.
2902 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
2904 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
2905 with RETURN_ADDR_REGNUM.
2906 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
2907 * config/mips/mips.c (mips16_build_call_stub): Replace
2908 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
2909 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
2910 (mips_print_operand_punctuation): Likewise.
2911 (mips_frame_set): Likewise.
2912 (mips16e_output_save_restore): Likewise.
2913 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
2914 (mips_save_reg_p): Likewise.
2915 (mips_return_addr): Likewise.
2916 (mips_set_return_address): Likewise.
2917 (mips_direct_save_slot_move_p): Likewise.
2918 (mips_output_function_prologue): Likewise.
2919 (mips_restore_reg): Likewise.
2920 (mips_expand_epilogue): Likewise.
2921 (mips_epilogue_uses): Likewise.
2922 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
2923 (*mov<mode>_ra): Use it instead of a hard-coded 31.
2924 (clear_hazard_<mode>): Likewise.
2925 (call_internal): Likewise.
2926 (call_internal_direct): Likewise.
2927 (call_direct_split): Likewise.
2928 (call_value_internal): Likewise.
2929 (call_value_split): Likewise.
2930 (call_value_internal_direct): Likewise.
2931 (call_value_direct_split): Likewise.
2932 (call_value_multiple_internal): Likewise.
2933 (call_value_multiple_split): Likewise.
2935 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
2936 Jakub Jelinek <jakub@redhat.com>
2938 PR rtl-optimization/41511
2939 * combine.c (record_value_for_reg): Pass explicit values as argument
2940 to get_last_value_validate.
2941 (get_last_value_validate): Document INSN parameter.
2942 For non-readonly MEMs, assume they might have been modified if INSN
2943 was in another basic block.
2944 (get_last_value): Minor reformatting.
2946 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2949 * final.c (asm_str_count): Split out from asm_insn_count.
2950 * rtl.h (asm_str_count): New prototype.
2951 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
2954 2009-10-05 Sriraman Tallam <tmsriram@google.com>
2956 * doc/plugins.texi: Change plugin_pass to register_pass_info.
2958 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
2959 Rafael Espindola <espindola@google.com>
2961 * gengtype.c (write_types): Moved call to write_func_for_structure
2962 into seperate loops.
2964 2009-10-05 Richard Guenther <rguenther@suse.de>
2967 * lto-cgraph.c (output_cgraph): Output toplevel asms.
2968 (input_cgraph_1): Input toplevel asms.
2970 2009-10-05 Richard Guenther <rguenther@suse.de>
2973 * lto-symtab.c (lto_compatible_attributes_p): Remove.
2974 (external_aggregate_decl_p): Likewise.
2975 (lto_symtab_compatible): Re-structure. Remove dead code.
2976 For variables ignore toplevel qualifiers when comparing types.
2977 Issue warnings, not errors for mismatched user-alignment.
2979 2009-10-05 Richard Guenther <rguenther@suse.de>
2983 * lto-symtab.c (struct lto_symtab_base_def): Remove.
2984 (struct lto_symtab_identifier_def): Likewise.
2985 (struct lto_symtab_decl_def): Likewise.
2986 (struct lto_symtab_entry_def): New.
2987 (lto_symtab_identifier_t): Rename to ...
2988 (lto_symtab_entry_t): ... this.
2989 (lto_symtab_decls): Remove.
2990 (lto_symtab_base_hash): Rename to ...
2991 (lto_symtab_entry_hash): ... this.
2992 (lto_symtab_base_eq): Rename to ...
2993 (lto_symtab_entry_eq): ... this.
2994 (lto_symtab_base_marked_p): Rename to ...
2995 (lto_symtab_entry_marked_p): ... this.
2996 (lto_symtab_identifier_marked_p): Remove.
2997 (lto_symtab_decl_marked_p): Likewise.
2998 (lto_symtab_maybe_init_hash_tables): Rename to ...
2999 (lto_symtab_maybe_init_hash_table): ... this.
3000 (lto_symtab_set_resolution_and_file_data): Remove.
3001 (lto_symtab_register_decl): New function.
3002 (lto_symtab_get_identifier): Remove.
3003 (lto_symtab_get): New function.
3004 (lto_symtab_get_resolution): Adjust.
3005 (lto_symtab_get_identifier_decl): Remove.
3006 (lto_symtab_set_identifier_decl): Likewise.
3007 (lto_symtab_merge_decl): Rename to ...
3008 (lto_symtab_merge): ... this. Rewrite.
3009 (lto_symtab_merge_var): Remove.
3010 (lto_symtab_merge_fn): Likewise.
3011 (lto_symtab_prevailing_decl): Adjust.
3012 (lto_cgraph_replace_node): New function.
3013 (lto_symtab_merge_decls_2): Likewise.
3014 (lto_symtab_merge_decls_1): Likewise.
3015 (lto_symtab_fixup_var_decls): Likewise.
3016 (lto_symtab_resolve_symbols): Likewise.
3017 (lto_symtab_merge_decls): Likewise.
3018 (lto_symtab_prevailing_decl): Adjust.
3019 (lto_symtab_get_symtab_def): Remove.
3020 (lto_symtab_get_file_data): Likewise.
3021 (lto_symtab_clear_resolution): Adjust.
3022 (lto_symtab_clear_resolution): Likewise.
3023 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3024 (input_cgraph_1): Likewise.
3025 * lto-streamer-in.c (get_resolution): Do not provide fake
3026 symbol resolutions here.
3027 (deferred_global_decls): Remove.
3028 (lto_register_deferred_decls_in_symtab): Likewise.
3029 (lto_register_var_decl_in_symtab): Change signature, register
3030 variable via lto_symtab_register_decl.
3031 (lto_register_function_decl_in_symtab): Likewise.
3032 (lto_read_tree): Adjust.
3033 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3034 (lto_symtab_merge_var): Likewise.
3035 (lto_symtab_merge_fn): Likewise.
3036 (lto_symtab_register_decl): Declare.
3037 (lto_symtab_merge_decls): Likewise.
3039 2009-10-05 Richard Guenther <rguenther@suse.de>
3041 PR tree-optimization/23821
3042 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3043 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3044 simple IV increments.
3046 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3048 * config/arm/arm.c (arm_override_options): Really initialize
3049 flag_dwarf2_cfi_asm to 0.
3051 2009-10-05 Doug Kwan <dougkwan@google.com>
3053 PR rtl-optimization/41574
3054 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3055 floating point and we are not doing unsafe math optimizations.
3057 2009-10-03 Simon Baldwin <simonb@google.com>
3058 Cary Coutant <ccoutant@google.com>
3059 Rafael Espindola <espindola@google.com>
3060 Richard Guenther <rguenther@suse.de>
3061 Jan Hubicka <jh@suse.cz>
3062 Doug Kwan <dougkwan@google.com>
3063 H.J. Lu <hongjiu.lu@intel.com>
3064 Bill Maddox <maddox@google.com>
3065 Ryan Mansfield <rmansfield@qnx.com>
3066 Diego Novillo <dnovillo@google.com>
3067 Ollie Wild <aaw@google.com>
3068 Kenneth Zadeck <zadeck@naturalbridge.com>
3070 * lto-cgraph.c: New file.
3071 * lto-compress.c: New file.
3072 * lto-compress.h: New file.
3073 * lto-opts.c: New file.
3074 * lto-section-in.c: New file.
3075 * lto-section-out.c: New file.
3076 * lto-streamer-in.c: New file.
3077 * lto-streamer-out.c: New file.
3078 * lto-streamer.c: New file.
3079 * lto-streamer.h: New file.
3080 * lto-symtab.c: New file.
3081 * lto-wpa-fixup.c: New file.
3082 * lto-wrapper.c: New file.
3084 2009-10-03 Simon Baldwin <baldwin@google.com>
3085 Ben Elliston <bje@au.ibm.com>
3086 Rafael Espindola <espindola@google.com>
3087 Nathan Froyd <froydnj@codesourcery.com>
3088 Jan Hubicka <jh@suse.cz>
3089 Doug Kwan <dougkwan@google.com>
3090 Diego Novillo <dnovillo@google.com>
3091 Kenneth Zadeck <zadeck@naturalbridge.com>
3093 * Makefile.in (enable_lto): New.
3094 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3095 (LINKER_PLUGIN_API_H): Define.
3096 (LTO_SYMTAB_H): Define.
3097 (LTO_STREAMER_H): Define.
3098 (TREE_VECTORIZER_H): Define.
3099 (INCLUDES): Add LIBELFINC.
3100 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3101 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3102 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3103 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3104 (native): Add lto-wrapper$(exeext)
3105 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3106 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3107 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3108 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3109 (varasm.o): Add dependency on tree-iterator.h.
3110 (cgraph.o): Add dependency on cif-code.def.
3111 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3112 (ipa-pure-const.o): Likewise.
3113 (GTFILES): Add lto-symtab.c.
3114 (install-lto-wrapper): New.
3115 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3116 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3117 * config.in: Regenerate.
3119 2009-10-03 Rafael Espindola <espindola@google.com>
3120 Diego Novillo <dnovillo@google.com>
3122 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3123 ipa_write_summaries.
3124 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3126 (cgraph_optimize): Make extern.
3128 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3129 Kenneth Zadeck <zadeck@naturalbridge.com>
3131 * toplev.c (in_lto_p): Declare.
3132 * collect2.c (scan_prog_file): Read all the output when reading
3133 information for LTO.
3134 (enum lto_mode_d): Declare.
3136 2009-10-03 Richard Guenther <rguenther@suse.de>
3137 Diego Novillo <dnovillo@google.com>
3139 * gimple.c: Include target.h and alias.h.
3140 (gimple_types): Declare.
3141 (type_hash_cache): Declare.
3142 (gimple_alloc_stat): Make extern.
3143 (gimple_build_eh_must_not_throw): Call
3144 gimple_eh_must_not_throw_set_fndecl.
3145 (struct type_pair_d): Declare.
3146 (type_pair_t): Declare.
3147 (type_pair_hash): New.
3148 (type_pair_eq): New.
3149 (lookup_type_pair): New.
3150 (gimple_force_type_merge): New.
3151 (compare_type_names_p): New.
3152 (compare_field_offset): New.
3153 (gimple_types_compatible_p): New.
3154 (struct sccs): Declare.
3155 (next_dfs_num): Declare.
3156 (iterative_hash_gimple_type): New.
3158 (iterative_hash_type_name): New.
3159 (iterative_hash_gimple_type): New.
3160 (gimple_type_hash): New.
3161 (gimple_type_eq): New.
3162 (gimple_register_type): New.
3163 (print_gimple_types_stats): New.
3164 (gimple_signed_or_unsigned_type): New.
3165 (gimple_unsigned_type): New.
3166 (gimple_signed_type): New.
3167 (gimple_get_alias_set): New.
3168 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3169 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3170 (gimple_force_type_merge): Declare.
3171 (gimple_types_compatible_p): Declare.
3172 (gimple_register_type): Declare.
3173 (print_gimple_types_stats): Declare.
3174 (gimple_unsigned_type): Declare.
3175 (gimple_signed_type): Declare.
3176 (gimple_get_alias_set): Declare.
3177 (gimple_eh_must_not_throw_set_fndecl): New.
3179 2009-10-03 Jan Hubicka <jh@suse.cz>
3180 Kenneth Zadeck <zadeck@naturalbridge.com>
3182 * ipa-pure-const.c: Include lto-streamer.h.
3183 (register_hooks): Factor out of ...
3184 (generate_summary): ... here.
3185 (pure_const_write_summary): New.
3186 (pure_const_read_summary): New.
3187 (pass_ipa_pure_const): Add pure_const_write_summary and
3188 pure_const_read_summary.
3189 * ipa-reference.c: Include lto-streamer.h.
3190 (add_new_function): New.
3191 (remove_node_data): New.
3192 (duplicate_node_data): New.
3193 (ipa_init): Guard against multiple calls.
3194 Move hook setup from analyze_function.
3195 (write_node_summary_p): New.
3196 (ipa_reference_write_summary): New.
3197 (ipa_reference_read_summary): New.
3198 (pass_ipa_reference): Add ipa_reference_write_summary and
3199 ipa_reference_read_summary.
3200 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3201 (struct cgraph_edge): Add fields lto_stmt_uid and
3202 call_stmt_cannot_inline_p.
3203 (cgraph_optimize): Declare.
3204 (cgraph_decide_is_function_needed): Declare.
3205 (reset_inline_failed): Declare.
3206 (enum LTO_cgraph_tags): Declare.
3207 (LTO_cgraph_tag_names): Declare.
3208 (LCC_NOT_FOUND): Define.
3210 2009-10-03 Doug Kwan <dougkwan@google.com>
3211 Rafael Espindola <espindola@google.com>
3212 Jan Hubicka <jh@suse.cz>
3213 Diego Novillo <dnovillo@google.com>
3214 Kenneth Zadeck <zadeck@naturalbridge.com>
3216 * passes.c (all_regular_ipa_passes): New.
3217 (all_ipa_passes): Rename to all_small_ipa_passes.
3218 (init_optimization_passes): Init all_regular_ipa_passes.
3219 * tree-pass.h (all_regular_ipa_passes): New.
3220 (all_ipa_passes): Rename to all_small_ipa_passes.
3221 * passes.c (all_lto_gen_passes): New.
3222 (init_optimization_passes): Initialize all_lto_gen_passes.
3223 (execute_ipa_summary_passes): Make non-static.
3224 (ipa_write_summaries_1): New.
3225 (ipa_write_summaries_2): New.
3226 (ipa_write_summaries): New.
3227 (ipa_write_summaries_of_cgraph_node_set): New.
3228 (ipa_read_summaries_1): New.
3229 (ipa_read_summaries): New.
3230 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3231 (execute_regular_ipa_pass_list): Remove.
3232 (init_optimization_passes): Schedule
3233 pass_rebuild_cgraph_edges and pass_early_inline outside
3234 of pass_all_early_optimizations. Document reason.
3235 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3236 pass_ipa_lto_finish_out): New pass.
3237 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3238 (execute_all_ipa_transforms): New.
3239 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3240 (dump_properties, debug_properties): New.
3241 * tree-optimize.c (gate_all_early_local_passes): Return
3242 false if we are in lto1.
3243 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3244 * tree-pass.h (execute_all_ipa_transforms): Declare.
3245 (pass_ipa_function_and_variable_visibility): Declare.
3246 (pass_ipa_early_inline): Declare.
3247 (pass_ipa_lto_gimple_out): Declare.
3248 (pass_ipa_lto_wpa_fixup): Declare.
3249 (pass_ipa_lto_finish_out): Declare.
3250 (all_small_ipa_passes, all_regular_ipa_passes,
3251 all_lto_gen_passes): Declare.
3252 (execute_ipa_summary_passes): Declare.
3253 (execute_all_ipa_transforms): Declare.
3254 (ipa_write_summaries): Declare
3255 (ipa_write_summaries_of_cgraph_node_set): Declare.
3256 (ipa_read_summaries): Declare.
3258 2009-10-03 Doug Kwan <dougkwan@google.com>
3259 Ollie Wild <aaw@google.com>
3261 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3263 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3264 (lto_mode): New variable.
3265 (maybe_run_lto_and_relink): Handle the -fwpa option.
3266 (main): Handle the -fwpa option.
3267 (maybe_unlink_list): New function.
3268 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3269 * common.opt (flto): New flag.
3270 * toplev.c (flag_generate_lto): Declare.
3272 2009-10-03 Simon Baldwin <simonb@google.com>
3274 * common.opt (flto-compression-level): New flag.
3276 * opts.c: Include lto-opts.h.
3277 (handle_option): Call lto_register_user_option for each
3278 valid option handled.
3279 (decode_options): Clear registered options before the options
3282 2009-10-03 Cary Coutant <ccoutant@google.com>
3284 * collect2.c (is_elf): New function.
3285 (scan_prog_file): Require LTO object to be in ELF format.
3287 2009-10-03 Rafael Espindola <espindola@google.com>
3289 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3290 libgcc to the linker.
3292 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3294 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3295 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3297 * collect2.h (collect_execute): Add flags argument.
3298 * tlink.c (tlink_execute): Update call to collect_execute.
3299 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3300 (use_linker_plugin): New.
3301 (use_linker_plugin_spec_function): New.
3302 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3303 (linker_plugin_file_spec): New.
3304 (lto_wrapper_spec): New.
3305 (lto_gcc_spec): New.
3306 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3307 (static_spec_functions): Add use-linker-plugin.
3308 (process_command): Handle -use-linker-plugin.
3309 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3310 linker_plugin_file_spec and lto_gcc_spec.
3311 (use_linker_plugin_spec_function): New.
3313 2009-10-03 Richard Guenther <rguenther@suse.de>
3317 * tree.h (is_lang_specific): Include LANG_TYPE.
3318 * tree.c (find_decls_types_r): Manually add interesting parts
3319 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3321 * gimple.c (type_pair_hash): Make symmetric.
3322 (type_pair_eq): Likewise.
3323 (lookup_type_pair): Increase initial hashtable size.
3324 (gimple_force_type_merge): Rely on type-pair symmetry.
3325 (visit): Remove excessive checking code.
3326 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3327 (gimple_register_type): Remove getenv calls, shrink initial
3331 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3332 inline functions if not generating lto output.
3335 * toplev.c (finalize): In WPA mode remove the asm file.
3337 2009-10-03 Doug Kwan <dougkwan@google.com>
3339 * ipa-inline.c (cgraph_mark_inline): Check
3340 edge->call_stmt_cannot_inline_p instead of calling
3341 gimple_call_cannot_inline_p.
3342 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3343 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3344 (inline_generate_summary): Do nothing in LTRANS.
3345 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3346 exists before calling gimple_call_cannot_inline_p.
3347 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3348 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3349 Update new_edge->lto_stmt_uid.
3350 * cgraphbuild.c (reset_inline_failed): New.
3352 * common.opt (fwpa): New flag.
3353 (fltrans): New option.
3354 * gcc.c (gcc_lto_option_t): New type.
3355 (current_lto_option): New variable.
3356 (lto_single_spec_function): Remove and is replaced by ..
3357 (lto_option_spec_function): New function.
3358 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3359 passing the -flto flag.
3360 (cc1_options): Separate non-LTO related parts into ..
3361 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3362 (lto1_options): New spec for lto FE.
3363 (link_lto_options): New spec for handling LTO flags in linker.
3364 (invoke_lto_single): Re-format to fit in 80 column. Replace
3365 lto-single with lto-option.
3366 (static_specs): Add cc1_non_lto_options, lto1_options and
3368 (static_spec_function): Replace lto-single with lto-option.
3369 (process_command): Handle -flto, -fwpa and -fltran by setting
3370 current_lto_option and not passing it to subprocess unconditionally.
3372 2009-10-03 Bill Maddox <maddox@google.com>
3374 Add `gcc' driver support for link-time code generation (LTO).
3376 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3377 (lto_flag, lto_objects, lto_o_file): New variables.
3378 (struct lto_object, struct lto_object_list): New structures.
3379 (collect_exit, handler): Remove LTO temporary output file on exit.
3380 (add_lto_object): New function.
3381 (maybe_run_lto_and_relink): New function. Perform link time code
3382 generation and relinking for object files containing LTO information.
3383 (main): Invoke maybe_run_lto_and_relink().
3384 (dump_argv): New function. For debugging, currently disabled.
3385 (scan_prog_file): Add LTO information pass.
3386 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3388 * toplev.c (compile_file): Emit assembler directive to create
3389 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3391 2009-10-03 Diego Novillo <dnovillo@google.com>
3393 * c.opt: Add LTO to warn_abi and warn_psabi.
3395 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3396 inline function. Ignore language-specific nodes. Update all users.
3397 (find_decls_types_r): Do not traverse the subtrees of
3398 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3399 * tree.h (is_lang_specific): New.
3400 * langhooks.h (struct lang_hooks_for_decls): Remove
3401 may_need_assembler_name_p. Update all users.
3403 * c-common.c (set_builtin_user_assembler_name): Move ...
3404 * builtins.c (set_builtin_user_assembler_name): ... here.
3405 (is_builtin_name): Add comment
3406 (is_builtin_fn): New.
3407 * except.c (output_ttype): Only call
3408 lookup_type_for_runtime if TYPE is not a runtime type.
3410 * passes.c (register_pass): Call position_pass on
3411 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3412 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3413 (TV_IPA_LTO_DECL_IO): Define.
3414 (TV_IPA_LTO_CGRAPH_IO): Define.
3416 (TV_WHOPR_WPA): Define.
3417 (TV_WHOPR_WPA_IO): Define.
3418 (TV_WHOPR_LTRANS): Define.
3419 (TV_WHOPR_WPA_FIXUP): Define.
3420 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3421 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3422 * tree-flow.h (tree_node_can_be_shared): Declare.
3423 * tree-inline.c (tree_can_inline_p): Check that E has a
3424 statement associated with it.
3425 * tree.c (free_lang_data_in_binf): Factor out of ...
3426 (free_lang_data_in_type): ... here.
3427 Call RECORD_OR_UNION_TYPE_P.
3428 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3429 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3430 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3431 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3432 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3433 (gate_free_lang_data): Return true if flag_generate_lto is set.
3434 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3435 * c-common.h (set_builtin_user_assembler_name): Move ...
3436 * tree.h (set_builtin_user_assembler_name): ... here.
3438 * common.opt (flto-report): New flag.
3439 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3440 * collect2.c (scan_prog_file): Send the error output of
3441 'nm' to HOST_BIT_BUCKET.
3443 2009-10-03 Ollie Wild <aaw@google.com>
3445 * langhooks-def.h (lhd_begin_section): New function declaration.
3446 (lhd_write_section): New function declaration.
3447 (lhd_end_section): New function declaration.
3448 (LANG_HOOKS_BEGIN_SECTION): New macro.
3449 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3450 (LANG_HOOKS_END_SECTION): New macro.
3451 (LANG_HOOKS_LTO): New macro.
3452 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3453 * langhooks.c (output.h): Add include.
3454 (saved_section): New static variable.
3455 (lhd_begin_section): New function.
3456 (lhd_write_section_data): New function.
3457 (lhd_end_section): New function.
3458 * langhooks.h (struct lang_hooks_for_lto): New structure.
3459 (struct lang_hooks): Add member lto.
3460 * Makefile.in (langhooks.o): Add dependency on output.h.
3462 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3464 2009-10-03 Richard Guenther <rguenther@suse.de>
3466 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3469 2009-10-03 Simon Baldwin <simonb@google.com>
3470 Richard Guenther <rguenther@suse.de>
3471 Janis Johnson <janis187@us.ibm.com>
3472 Doug Kwan <dougkwan@google.com>
3473 Diego Novillo <dnovillo@google.com>
3474 Ramana Radhakrishnan <ramana.r@gmail.com>
3475 Ollie Wild <aaw@google.com>
3477 * doc/install.texi: Add documentation for libelf and --enable-lto.
3478 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3479 -flto-report, -flto-compression-level and -use-linker-plugin.
3480 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3481 Add section for LTO Testing.
3483 2009-10-02 Cary Coutant <ccoutant@google.com>
3485 Add support for comdat type sections for DWARF v4.
3486 Merge from dwarf4 branch.
3488 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3489 (dw_die_ref): Define vector type.
3490 (enum dw_val_class): Add dw_val_class_data8.
3491 (struct dw_val_struct): Add v.val_data8.
3492 (comdat_type_node_ref): New type.
3493 (struct die_struct): Move die_symbol into a union; add new field
3494 die_type_node. Change all uses.
3495 (comdat_type_node): New type.
3496 (skeleton_chain_node): New type.
3497 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3498 (comdat_type_list): New variable.
3499 (dwarf_tag_name): Add DW_TAG_type_unit.
3500 (dwarf_attr_name): Add DW_AT_signature.
3501 (add_AT_data8): New function.
3502 (replace_child): New function.
3503 (move_all_children): New function.
3504 (print_signature): New function.
3505 (print_die): Print signature information; add dw_val_class_data8.
3506 (attr_checksum): Support dw_val_class_data8.
3507 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3508 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3509 (checksum_sleb128, checksum_uleb128): New functions.
3510 (checksum_die_context): New function.
3511 (loc_checksum_ordered): New function.
3512 (attr_checksum_ordered): New function.
3513 (struct checksum_attributes): New structure.
3514 (collect_checksum_attributes): New function.
3515 (die_checksum_ordered): New function.
3516 (generate_type_signature): New function.
3517 (same_dw_val_p): Add dw_val_class_data8.
3518 (is_symbol_die): Use new is_declaration_die function.
3519 (is_declaration_die): New function.
3520 (should_move_die_to_comdat): New function.
3521 (clone_die): New function.
3522 (clone_tree): New function.
3523 (clone_as_declaration): New function.
3524 (copy_declaration_context): New function.
3525 (generate_skeleton_ancestor_tree): New function.
3526 (generate_skeleton_bottom_up): New function.
3527 (generate_skeleton): New function.
3528 (remove_child_or_replace_with_skeleton): New function.
3529 (break_out_comdat_types): New function.
3530 (struct decl_table_entry): New type.
3531 (htab_decl_hash): New function.
3532 (htab_decl_eq): New function.
3533 (htab_decl_del): New function.
3534 (copy_ancestor_tree): New function.
3535 (copy_decls_walk): New function.
3536 (copy_decls_for_unworthy_types): New function.
3537 (build_abbrev_table): Don't assert on missing die_symbol when doing
3538 comdat type sections.
3539 (size_of_die): Use DW_FORM_sig8 for external references. Add
3541 (unmark_dies): Don't assert for unmarked dies when doing comdat
3543 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3544 (output_signature): New function.
3545 (output_die): Likewise.
3546 (output_compilation_unit_header): Mark output as DWARF version 3
3547 even if generating DWARF 4.
3548 (output_comdat_type_unit): New function.
3549 (output_line_info): Mark output as DWARF version 3 even if generating
3551 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3553 (dwarf2out_end_source_file): Likewise.
3554 (prune_unused_types_walk_attribs): Don't follow references into
3555 comdat type sections.
3556 (prune_unused_types_mark): When generating type units, do not mark
3557 children of non-defining declarations of types; do mark children of
3559 (prune_unused_types): Process comdat type sections.
3560 (htab_ct_hash): New function.
3561 (htab_ct_eq): New function.
3562 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3563 Add a pointer to the line table from type unit entries so
3564 DW_AT_decl_file has meaning.
3565 * varasm.c (default_elf_asm_named_section): Use identifier name as
3566 comdat key instead of lang hook.
3568 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3570 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3572 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3574 * config/i386/i386.md (SWIM248): New mode iterator.
3575 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3576 divmodhi4 patterns using SWIM248 macro.
3577 (*divmod<mode>4): Macroize insn_and_split pattern from
3578 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3579 and their corresponding splitters usign SWIM248 macro. Split SImode
3580 insn to generate cltd and DImode insn to generate cqto instead of
3581 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3582 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3583 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3584 *divmodsi_noext patterns using SWIM248 macro.
3585 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3586 udivmodhi4 patterns using SWIM248 macro.
3587 (*udivmod<mode>4): Macroize insn_and_split pattern from
3588 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3589 corresponding splitters using SWIM248 macro.
3590 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3591 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3593 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3595 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3596 of zero-sized element is zero-sized regardless of its extent.
3598 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3601 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3602 * configure: Regenerated.
3603 * config.in: Regenerated.
3604 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3605 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3606 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3607 not emitting .eh_frame, emit .cfi_sections .debug_frame
3612 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3613 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3615 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3616 vars use DECL_RTL with resetting it back to NULL afterwards.
3617 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3618 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3619 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3620 the attribute type allows it, otherwise use DW_FORM_dataN.
3621 (mem_loc_descriptor): Handle CONST_STRING.
3622 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3623 Handle MEM with CONST_STRING address using add_AT_string.
3624 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3625 CONST_STRING for const arrays initialized with a string literal.
3626 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3627 (dwarf2out_finish): Call resolve_addr.
3629 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3630 Maxim Kuvyrkov <maxim@codesourcery.com>
3632 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3634 2009-10-02 Nick Clifton <nickc@redhat.com>
3636 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3637 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3639 2009-10-01 Jan Hubicka <jh@suse.cz>
3641 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3642 (cgraph_create_virtual_clone): Just pass redirect_callers
3644 * cgraph.h (cgraph_clone_node): Update prototype.
3645 * ipa-pure-const.c (self_recursive_p): New function.
3646 (propagate): Use it.
3647 * ipa-inline.c (cgraph_clone_inlined_nodes,
3648 cgraph_decide_recursive_inlining): Update.
3650 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3652 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3653 instructions for TARGET_OCTEON.
3655 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3657 * config/arm/arm.c (arm_override_options): Turn off
3658 flag_dwarf2_cfi_asm for AAPCS variants.
3660 2009-10-01 Martin Jambor <mjambor@suse.cz>
3663 * tree-sra.c (convert_callers): Do not call
3664 compute_inline_parameters on one caller more than once.
3666 2009-10-01 Nick Clifton <nickc@redhat.com>
3668 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3669 an empty string if not already defined.
3671 2009-10-01 Martin Jambor <mjambor@suse.cz>
3674 * tree-sra.c (is_va_list_type): New function.
3675 (find_var_candidates): Call is_va_list_type.
3676 (find_param_candidates): Check that the type or the type pointed
3677 to are not va_list types.
3679 2009-10-01 Martin Jambor <mjambor@suse.cz>
3682 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3683 DECL_ARTIFICIAL (param_decl) is true.
3685 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3687 * tree.h (tree_decl_common::lang_flag_8): New.
3688 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3690 * c-common.h (RID_CONSTEXPR): New.
3692 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3694 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3695 Use ref-all pointers.
3696 (alpha_gimplify_va_arg): Ditto.
3698 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3701 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3702 before insn counting loop now that BB_END (bb) is counted. Ensure
3703 the return value isn't zero.
3705 2009-09-30 Nick Clifton <nickc@redhat.com>
3707 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3708 with separate definitions of c_target_objs and cxx_target_objs.
3709 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3711 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3712 sh_symbian_import_export_class.
3713 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3714 * config/sh/symbian.c: Delete, moving code into...
3715 * config/sh/symbian-base.c: ... here
3716 * config/sh/symbian-c.c: ... and here
3717 * config/sh/symbian-cxx.c: ... and here.
3719 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3722 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3723 of plus RTX into register.
3725 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3727 * doc/install.texi: Linguistic and markup fixes.
3728 (Configuration) <--disable-cpp>: Remove description.
3729 <--enable-maintainer-mode>: Autotools files are affected, too.
3730 <--with-sysroot>: Improve description.
3731 (Building): Bump required GNU make version.
3733 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3735 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3736 (x86_64-*-*): Ditto.
3738 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3739 intrinisics for FMA4.
3740 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3741 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3742 Add FMA4 check and fma4intrin.h.
3743 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3745 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
3746 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
3747 constant for FMA4 support.
3748 (UNSPEC_FMA4_FMADDSUB): Ditto.
3749 (UNSPEC_FMA4_FMSUBADD): Ditto.
3750 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
3751 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
3752 (ix86_expand_fma4_multiple_memory): Ditto.
3753 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
3754 (OPTION_MASK_ISA_FMA4_UNSET): New.
3755 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
3756 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
3757 (ix86_handle_option): Handle -mfma4.
3758 (isa_opts): Handle -mfma4.
3759 (enum pta_flags): Add PTA_FMA4.
3760 (override_options): Add FMA4 support.
3761 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
3762 (IX86_BUILTIN_VFMADDSD): Ditto.
3763 (IX86_BUILTIN_VFMADDPS): Ditto.
3764 (IX86_BUILTIN_VFMADDPD): Ditto.
3765 (IX86_BUILTIN_VFMSUBSS): Ditto.
3766 (IX86_BUILTIN_VFMSUBSD): Ditto.
3767 (IX86_BUILTIN_VFMSUBPS): Ditto.
3768 (IX86_BUILTIN_VFMSUBPD): Ditto.
3769 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
3770 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
3771 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
3772 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
3773 (IX86_BUILTIN_VFNMADDSS): Ditto.
3774 (IX86_BUILTIN_VFNMADDSD): Ditto.
3775 (IX86_BUILTIN_VFNMADDPS): Ditto.
3776 (IX86_BUILTIN_VFNMADDPD): Ditto.
3777 (IX86_BUILTIN_VFNMSUBSS): Ditto.
3778 (IX86_BUILTIN_VFNMSUBSD): Ditto.
3779 (IX86_BUILTIN_VFNMSUBPS): Ditto.
3780 (IX86_BUILTIN_VFNMSUBPD): Ditto.
3781 (IX86_BUILTIN_VFMADDPS256): Ditto.
3782 (IX86_BUILTIN_VFMADDPD256): Ditto.
3783 (IX86_BUILTIN_VFMSUBPS256): Ditto.
3784 (IX86_BUILTIN_VFMSUBPD256): Ditto.
3785 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
3786 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
3787 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
3788 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
3789 (IX86_BUILTIN_VFNMADDPS256): Ditto.
3790 (IX86_BUILTIN_VFNMADDPD256): Ditto.
3791 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
3792 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
3793 (enum multi_arg_type): New enum for describing the various FMA4
3794 intrinsic argument types.
3795 (bdesc_multi_arg): New table for FMA4 intrinsics.
3796 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
3797 (ix86_expand_multi_arg_builtin): New function for creating FMA4
3799 (ix86_expand_builtin): Add FMA4 intrinsic support.
3800 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
3801 operand instructions.
3802 (ix86_expand_fma4_multiple_memory): New function to split the
3803 second memory reference from FMA4 instructions.
3804 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
3805 (ssemodesuffixf2s): Ditto.
3806 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
3808 (fma4_fmsub<mode>4): Ditto.
3809 (fma4_fnmadd<mode>4): Ditto.
3810 (fma4_fnmsub<mode>4): Ditto.
3811 (fma4_vmfmadd<mode>4): Ditto.
3812 (fma4_vmfmsub<mode>4): Ditto.
3813 (fma4_vmfnmadd<mode>4): Ditto.
3814 (fma4_vmfnmsub<mode>4): Ditto.
3815 (fma4_fmadd<mode>4256): Ditto.
3816 (fma4_fmsub<mode>4256): Ditto.
3817 (fma4_fnmadd<mode>4256): Ditto.
3818 (fma4_fnmsub<mode>4256): Ditto.
3819 (fma4_fmaddsubv8sf4): Ditto.
3820 (fma4_fmaddsubv4sf4): Ditto.
3821 (fma4_fmaddsubv4df4): Ditto.
3822 (fma4_fmaddsubv2df4): Ditto.
3823 (fma4_fmsubaddv8sf4): Ditto.
3824 (fma4_fmsubaddv4sf4): Ditto.
3825 (fma4_fmsubaddv4df4): Ditto.
3826 (fma4_fmsubaddv2df4): Ditto.
3827 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
3828 instructions for intrinsics.
3829 (fma4i_fmsub<mode>4): Ditto.
3830 (fma4i_fnmadd<mode>4): Ditto.
3831 (fma4i_fnmsub<mode>4): Ditto.
3832 (fma4i_vmfmadd<mode>4): Ditto.
3833 (fma4i_vmfmsub<mode>4): Ditto.
3834 (fma4i_vmfnmadd<mode>4): Ditto.
3835 (fma4i_vmfnmsub<mode>4): Ditto.
3836 (fma4i_fmadd<mode>4256): Ditto.
3837 (fma4i_fmsub<mode>4256): Ditto.
3838 (fma4i_fnmadd<mode>4256): Ditto.
3839 (fma4i_fnmsub<mode>4256): Ditto.
3840 (fma4i_fmaddsubv8sf4): Ditto.
3841 (fma4i_fmaddsubv4sf4): Ditto.
3842 (fma4i_fmaddsubv4df4): Ditto.
3843 (fma4i_fmaddsubv2df4): Ditto.
3844 (fma4i_fmsubaddv8sf4): Ditto.
3845 (fma4i_fmsubaddv4sf4): Ditto.
3846 (fma4i_fmsubaddv4df4): Ditto.
3847 (fma4i_fmsubaddv2df4): Ditto.
3849 * doc/invoke.texi (-mfma4): Add documentation.
3850 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
3852 2009-09-29 Richard Henderson <rth@redhat.com>
3854 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
3855 an edge to the new destination block.
3857 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3860 * pa.c (hppa_profile_hook): Use
3861 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
3863 2009-09-29 Steve Ellcey <sje@cup.hp.com>
3864 Alexander Monakov <amonakov@ispras.ru>
3867 * config/ia64/predicates.md (not_postinc_destination_operand): New.
3868 (not_postinc_memory_operand): New.
3869 (not_postinc_move_operand): New.
3870 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
3871 (*cmovsi_internal): Ditto.
3873 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
3875 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
3876 restrict issue_rate in first pass when scheduling for register
3879 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
3880 Rafael Avila de Espindola <espindola@google.com>
3882 * gengtype.c (plugin_output): New.
3883 (get_output_file_with_visibility): Return plugin_output for plugins.
3884 (main): Parse and use the -P option.
3885 * gty.texi: Update the command line format.
3887 2009-09-29 Jakub Jelinek <jakub@redhat.com>
3890 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
3892 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
3893 out if !const_ok_for_output.
3896 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
3897 case VAR_LOCATION>: Remove gcc_unreachable ().
3899 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3901 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
3902 (x86_64-*-*): Ditto.
3903 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
3904 back to smmintrin.h.
3905 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
3906 * config/i386/x86intrin.h: Remove SSE5.
3907 * config/i386/mmintrin-common.h: Delete file.
3908 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
3910 2009-09-29 Richard Guenther <rguenther@suse.de>
3912 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
3913 resulting from stack temporaries on STRICT_ALIGNMENT targets.
3915 2009-09-29 Nick Clifton <nickc@redhat.com>
3917 * function.c (current_function_name): If there is no current
3918 function just return "<none>".
3920 2009-09-28 Sriraman Tallam <tmsriram@google.com>
3922 * tree-pass.h (register_pass_info): New structure.
3923 (pass_positioning_ops): Move enum from gcc-plugin.h.
3924 (register_pass): New function.
3925 * gcc-plugin.h (plugin_pass): Delete structure.
3926 (pass_positioning_ops): Delete enum.
3927 * plugin.c (regsiter_pass): Delete function.
3928 (position_pass): Delete function.
3929 (added_pass_nodes): Delete variable.
3930 (prev_added_pass_nodes): Delete variable.
3931 (pass_list_node): Delete structure.
3932 * passes.c (make_pass_instance): New function.
3933 (next_pass_1): Change to call make_pass_instance.
3934 (pass_list_node): Move structure from gcc-plugin.h.
3935 (added_pass_nodes): Move variable from plugin.c.
3936 (prev_added_pass_nodes): Move variable from plugin.c.
3937 (position_pass): New function.
3938 (register_pass): New function.
3940 2009-09-28 Easwaran Raman <eraman@google.com>
3942 * ifcvt.c (noce_try_abs): Recognize pattern and call
3943 expand_one_cmpl_abs_nojump.
3944 * optabs.c (expand_one_cmpl_abs_nojump): New function.
3945 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
3947 2009-09-28 Ian Lance Taylor <iant@google.com>
3950 * c-opts.c (c_common_handle_option): Don't set
3951 warn_jump_misses_init for -Wall.
3952 * doc/invoke.texi (Warning Options): Update documentation.
3954 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3956 * Makefile.in ($(out_object_file)): Depend on
3957 gt-$(basename $(notdir $(out_file))).h.
3959 2009-09-28 Richard Henderson <rth@redhat.com>
3961 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
3962 * except.c (gen_eh_region): Set it.
3963 (duplicate_eh_regions_1): Copy it.
3964 * tree-eh.c (lower_resx): Use it to determine which function
3967 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
3968 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
3969 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
3970 * tree.c (build_common_builtin_nodes): Remove parameter. Build
3971 BUILT_IN_CXA_END_CLEANUP if necessary.
3973 * c-common.c (c_define_builtins): Update call to
3974 build_common_builtin_nodes.
3976 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3978 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
3980 2009-09-28 Michael Matz <matz@suse.de>
3982 * builtins.c (interclass_mathfn_icode): New helper.
3983 (expand_builtin_interclass_mathfn): Use it here, and split folding
3985 (fold_builtin_interclass_mathfn): ... this new folder.
3986 (build_call_nofold_loc): New static helper.
3987 (build_call_nofold): New wrapper macro for above.
3988 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
3989 (expand_builtin_pow): Ditto.
3990 (expand_builtin_memset_args): Ditto.
3991 (expand_builtin_printf): Ditto.
3992 (expand_builtin_fprintf): Ditto.
3993 (expand_builtin_sprintf): Ditto.
3994 (expand_builtin_memory_chk): Ditto.
3995 (expand_builtin_mempcpy_args): Ditto and don't call folders.
3996 (expand_builtin_stpcpy): Ditto.
3997 (expand_builtin_strcmp): Ditto.
3998 (expand_builtin_strncmp): Ditto.
3999 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4000 (expand_builtin_strcpy_args): Don't call folders.
4001 (expand_builtin_memcmp): Ditto.
4002 (expand_builtin_strncpy): Ditto, and use target.
4003 (expand_builtin_memcpy): Ditto.
4004 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4005 expand_builtin_strpbrk, expand_builtin_memmove,
4006 expand_builtin_memmove_args, expand_builtin_bcopy,
4007 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4008 expand_builtin_strspn, expand_builtin_strcspn,
4009 expand_builtin_fputs): Remove these.
4010 (expand_builtin): Don't call the above, change calls to other
4011 expanders that changed prototype.
4012 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4013 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4014 fold_builtin_interclass_mathfn.
4015 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4016 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4018 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4019 * passes.c (init_optimization_passes): Move pass_fold_builtins
4020 after last phiopt pass.
4021 * tree-inline.c (fold_marked_statements): When folding builtins
4022 iterate over all instruction potentially generated.
4023 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4025 (fold_gimple_call): Use it to always fold calls (into potentially
4026 multiple instructions).
4027 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4028 calls into zero at this time.
4029 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4030 statements generated by builtin folding.
4032 2009-09-28 Nick Clifton <nickc@redhat.com>
4034 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4036 2009-09-28 Duncan Sands <baldrick@free.fr>
4038 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4039 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4040 (register_callback): Dispatch it.
4041 (invoke_plugin_callbacks): Incorporate in sanity check.
4042 * ggc.h (ggc_register_cache_tab): Add declaration.
4043 * ggc-common.c (ggc_register_root_tab): Simplify.
4044 (const_ggc_cache_tab_t): New typedef.
4045 (extra_cache_vec): New vector of dynamically added cache tables.
4046 (ggc_register_cache_tab): New function.
4047 (ggc_scan_cache_tab): New function.
4048 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4049 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4051 2009-09-27 Richard Henderson <rth@redhat.com>
4053 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4054 which we remove __builtin_stack_restore.
4056 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4058 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4059 to test for GRD_INVARIANT.
4060 (simple_rhs_p): Anything that's function_invariant_p is fine.
4062 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4064 * gengtype.c (main): Use plunge_files instead of plugin_output.
4066 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4067 Rafael Avila de Espindola <espindola@google.com>
4069 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4070 Don't print pch related info if it is false.
4071 (main): Don't print pch info in plugin mode.
4073 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4075 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4076 with dw_val_class_const_double.
4077 (struct dw_val_struct): Replace val_long_long with val_double and
4078 adjust for above change.
4079 (output_loc_operands): Likewise.
4080 (add_AT_long_long): Rename into...
4081 (add_AT_double): ...this.
4082 (print_die): Replace dw_val_class_long_long with
4083 dw_val_class_const_double and adjust.
4084 (attr_checksum): Likewise.
4085 (same_dw_val_p): Likewise.
4086 (size_of_die): Likewise.
4087 (value_format): Likewise.
4088 (output_die): Likewise.
4089 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4090 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4091 instead of add_AT_long_long.
4092 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4093 value with the precision of its type.
4095 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4098 * c-typeck.c (build_conditional_expr): Use the readonly and
4099 volatile flags of the operand types, not of the operands itself.
4101 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4103 * collect2.c (main): Look for -brtl before adding libraries.
4105 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4107 * config.gcc: Update OpenBSD targets.
4108 * config/openbsd-stdint.h: New file.
4109 * config/openbsd-libpthread.h: New file.
4110 * config/openbsd.h: Update and break out LIB_SPEC definition.
4111 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4112 * config/i386/openbsdelf.h: Correct types.
4113 * config/m68k/openbsd.h: Likewise.
4114 * config/mips/openbsd.h: Likewise.
4115 * config/vax/openbsd.h: Likewise.
4117 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4119 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4120 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4121 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4122 of the length and zero.
4124 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4126 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4127 (FLAGS_H): Add options.h $(REAL_H).
4128 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4129 (TREE_VECTORIZER_H): New.
4130 (EBITMAP_H): Renamed from EBIMAP_H.
4131 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4132 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4133 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4134 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4135 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4136 (graphite-clast-to-gimple.o, graphite-dependences.o)
4137 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4138 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4139 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4140 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4141 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4142 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4143 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4144 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4145 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4146 updated and fixed as per above changes and per
4147 check_makefile_deps.sh output.
4150 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4151 * configure: Regenerate.
4153 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4155 * doc/install.texi: Update minimum MPC version to 0.7.
4157 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4159 * doc/install.texi (Binaries): Remove reference to the binary
4160 distribution CD-ROM from the FSF.
4162 2009-09-26 Michael Matz <matz@suse.de>
4166 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4167 that are mentioned in the body.
4169 2009-09-26 Michael Matz <matz@suse.de>
4171 PR tree-optimization/41454
4172 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4173 (tree_ssa_dominator_optimize): Don't allocate and free it.
4174 (dom_opt_leave_block): Don't iterate over it.
4175 (eliminate_redundant_computations): Don't return a value.
4176 (cprop_operand, cprop_into_stmt): Ditto.
4177 (optimize_stmt): Don't defer updating stmts.
4179 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4181 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4182 generic_parameter_die, template_parameter_pack_die,
4183 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4184 renaming DW_TAG_formal_parameter_pack and
4185 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4186 and DW_TAG_GNU_template_parameter_pack.
4188 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4190 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4191 * config/v850/v850.c (v850_function_value): New function.
4192 (TARGET_FUNCTION_VALUE): Define.
4194 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4196 * tree-vect-stmts.c (vectorizable_call): Call
4197 mark_symbols_for_renaming after vect_finish_stmt_generation.
4199 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4200 to loc_descriptor_from_tree.
4201 (add_location_or_const_value_attribute): Pass 0 instead of 2
4202 for decl_by_reference_p decls.
4204 2009-09-25 Richard Guenther <rguenther@suse.de>
4207 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4210 2009-09-25 Ben Elliston <bje@au.ibm.com>
4212 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4215 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4217 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4218 form of instruction.
4220 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4223 * fold-const.c (const_binop): Handle complex int division.
4224 * tree-complex.c (expand_complex_div_straight,
4225 expand_complex_div_wide): Update comments.
4227 2009-09-24 DJ Delorie <dj@redhat.com>
4230 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4231 (reg_class): Likewise.
4232 (REG_CLASS_NAMES): Likewise.
4233 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4234 (m32c_override_options): Disable -fivopts for M32C.
4236 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4238 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4239 Delete VSX load/store with update support.
4240 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4241 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4245 (VStype_load_update): Ditto.
4246 (VStype_store_update): Ditto.
4247 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4248 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4250 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4251 load/store with update builtins.
4253 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4255 * libgcc2.c (L_trampoline): Prototype for getpagesize
4256 and mprotect in WINNT case.
4258 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4260 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4261 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4262 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4263 'outgoing' argument.
4264 (TARGET_FUNCTION_VALUE): Define.
4266 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4268 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4270 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4273 * common.opt: Initialize dwarf_strict to -1.
4274 * toplev.c (process_options): Catch unset dwarf_strict
4275 and set to 0 for all targets not overriding.
4276 * config/darwin.c (darwin_override_options): Catch unset
4277 dwarf_strict and override to 1.
4279 2009-09-24 Jeff Law <law@redhat.com>
4281 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4283 2009-09-24 Richard Guenther <rguenther@suse.de>
4285 PR tree-optimization/36143
4286 PR tree-optimization/38747
4287 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4288 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4290 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4293 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4294 return false instead of gcc_unreachable (). For CONST return the
4295 value returned by recursive call instead of always returning true.
4296 (tree_add_const_value_attribute): Return the value returned by
4297 add_const_value_attribute instead of always returning true if rtl
4300 2009-09-23 Justin Seyster <jrseys@gmail.com>
4302 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4304 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4306 * cgraphunit.c (cgraph_lower_function): Revert last change.
4307 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4308 instead of DECL_NO_STATIC_CHAIN.
4309 * tree-cfg.c (verify_gimple_call): Likewise.
4310 * tree-nested.c (get_chain_decl, get_chain_field,
4311 convert_tramp_reference_op, convert_gimple_call): Likewise.
4312 (convert_all_function_calls): Likewise. Always set or clear
4313 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4314 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4315 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4317 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4318 DECL_NO_STATIC_CHAIN.
4319 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4320 instead of DECL_NO_STATIC_CHAIN.
4321 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4322 decl_function_context.
4323 * varasm.c (initializer_constant_valid_p): Likewise.
4324 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4325 (DECL_STATIC_CHAIN): ... this.
4326 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4327 instead of DECL_NO_STATIC_CHAIN.
4329 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4330 Rafael Avila de Espindola <espindola@google.com>
4332 * gengtype.c (nb_plugin_files): Make it unsigned to match
4333 num_gt_files. Adjust other variables to avoid warnings.
4334 (main): Allocate an all zero lang_bitmap before each plugin file name
4335 to match regular file names.
4337 2009-09-23 Richard Henderson <rth@redhat.com>
4339 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4340 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4341 static chain passed in memory.
4342 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4343 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4344 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4345 STATIC_CHAIN_REGNUM defined.
4347 * config/picochip/picochip-protos.h: s/class/klass/.
4348 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4349 (picochip_static_chain): New.
4350 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4351 (STATIC_CHAIN_INCOMING): Remove.
4353 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4354 (xtensa_static_chain): New.
4355 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4356 (STATIC_CHAIN_INCOMING): Remove.
4358 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4360 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4361 * config/pa/pa-protos.h (function_value): Remove.
4362 * config/pa/pa.c (pa_function_value): Rename from function_value.
4363 Make static, add 'outgoing' argument.
4364 (TARGET_FUNCTION_VALUE): Define.
4366 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4368 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4369 instead of cfun->machine->is_leaf.
4370 * config/avr/avr.h (machine_function): Remove is_leaf field.
4372 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4375 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4376 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4377 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4378 the same size, prefer DW_OP_stack_value.
4379 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4380 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4382 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4385 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4387 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4390 * cfgexpand.c (convert_debug_memory_address): New.
4391 (expand_debug_expr): Convert base address and offset to the same
4392 mode. Use it to convert addresses to other modes. Accept
4395 2009-09-23 Richard Guenther <rguenther@suse.de>
4397 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4398 produced for bigendian targets with promoted subregs.
4400 2009-09-23 Richard Guenther <rguenther@suse.de>
4402 * value-prof.c (gimple_ic): Purge old EH edges only after building
4405 2009-09-23 Nick Clifton <nickc@redhat.com>
4407 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4409 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4412 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4415 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4416 on non-nested functions.
4418 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4419 Jan Hubicka <jh@suse.cz>
4421 * dwarf2out.c (loc_list_plus_const): Only define if
4422 DWARF2_DEBUGGING_INFO.
4423 (address_of_int_loc_descriptor): Likewise.
4426 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4428 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4431 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4432 constant is more than zero.
4434 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4437 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4438 call final to emit non-scheduled prologue, instead insert at entry.
4440 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4441 Joseph S. Myers <joseph@codesourcery.com>
4443 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4445 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4446 Rafael Avila de Espindola <espindola@google.com>
4448 * gengtype.c (is_file_equal): New function.
4449 (close_output_files): Use is_file_equal. Free of->buf.
4451 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4452 Rafael Avila de Espindola <espindola@google.com>
4454 * gengtype.c (write_types, write_local): Add the output_header
4455 argument. Update all callers.
4457 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4459 * dwarf2out.c (template_parameter_pack_die,
4460 gen_formal_parameter_pack_die ): New functions.
4461 (make_ith_pack_parameter_name): Remove this function.
4462 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4463 DW_TAG_formal_parameter_pack.
4464 (gen_generic_params_dies): Represent each template parameter pack
4465 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4466 represented by usual DW_TAG_template_*_parameter DIEs that are
4467 children of the DW_TAG_template_parameter_pack element DIE.
4468 (generic_parameter_die): This doesn't deal with parameter pack
4469 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4470 of parameter pack DIEs.
4471 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4472 in certain cases, e.g. for pack elements.
4473 (gen_formal_types_die, gen_decl_die): Adjust usage of
4474 gen_formal_parameter_die.
4475 (gen_subprogram_die): Represent each function parameter pack by a
4476 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4477 represented by usual DW_TAG_formal_parameter DIEs that are children
4478 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4479 ____builtin_va_alist decls as no part of the compiler uses those
4481 * langhooks.h (struct lang_hooks_for_decls): Add
4482 function_parm_expanded_from_pack_p, get_generic_function_decl
4483 and function_parameter_pack_p hooks. Fix comment for
4484 get_innermost_generic_parms hook.
4485 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4486 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4487 macros and use them to initialize lang_hook.
4489 2009-09-22 Richard Henderson <rth@redhat.com>
4491 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4492 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4493 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4494 on TRAMPOLINE_TEMPLATE.
4495 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4496 TRAMPOLINE_ADJUST_ADDRESS.
4497 * targhooks.c (default_asm_trampoline_template): Remove.
4498 (default_trampoline_adjust_address): Remove.
4499 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4500 * targhooks.h: Update decls.
4502 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4504 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4505 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4506 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4508 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4511 * reload1.c (reload): Reset debug insns with pseudos without
4514 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4516 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4517 unconditional true for decimal float modes.
4518 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4519 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4521 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4523 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4524 Enable a new case for __FreeBSD__ >= 7.
4525 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4526 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4527 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4528 and USE_LD_AS_NEEDED.
4530 * doc/install.texi (*-*-freebsd*): Update target information.
4532 2009-09-22 Richard Guenther <rguenther@suse.de>
4535 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4536 arrays really properly.
4538 2009-09-22 Richard Henderson <rth@redhat.com>
4541 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4542 calls.static_chain, calls.trampoline_init,
4543 calls.trampoline_adjust_address.
4544 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4545 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4546 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4547 * builtins.c (expand_builtin_setjmp_receiver): Use
4548 targetm.calls.static_chain; only clobber registers.
4549 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4550 set up memory attributes properly for the trampoline block.
4551 (expand_builtin_adjust_trampoline): Use
4552 targetm.calls.trampoline_adjust_address.
4553 * calls.c (prepare_call_address): Add fndecl argument. Use
4554 targetm.calls.static_chain.
4555 * df-scan.c (df_need_static_chain_reg): Remove.
4556 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4557 consolodate static chain handling.
4558 * doc/tm.texi: Document new hooks.
4559 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4560 (init_emit_regs): Don't initialize them.
4561 * expr.h (prepare_call_address): Update decl.
4562 * final.c (profile_function): Use targetm.calls.static_chain.
4563 * function.c (expand_function_start): Likewise.
4564 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4565 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4566 only clobber registers.
4567 * targhooks.c (default_static_chain): New.
4568 (default_asm_trampoline_template, default_trampoline_init): New.
4569 (default_trampoline_adjust_address): New.
4570 * targhooks.h: Declare them.
4571 * varasm.c (assemble_trampoline_template): Use
4572 targetm.asm_out.trampoline_template. Make the memory block const
4575 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4576 alpha_initialize_trampoline. Make static. Merge VMS parameter
4577 differences into the TARGET_ABI_OPEN_VMS code block.
4578 (TARGET_TRAMPOLINE_INIT): New.
4579 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4580 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4581 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4582 (INITIALIZE_TRAMPOLINE): Remove.
4584 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4585 (TRAMPOLINE_TEMPLATE): Merge with ...
4586 (INITIALIZE_TRAMPOLINE): ... this and move ...
4587 * config/arc/arc.c (arc_trampoline_init): ... here.
4588 (TARGET_TRAMPOLINE_INIT): New.
4590 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4591 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4592 (arm_asm_trampoline_template): New.
4593 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4594 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4595 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4596 code to arm_asm_trampoline_template.
4597 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4598 arm_trampoline_adjust_address.
4599 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4600 adjust for target hook parameters.
4602 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4605 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4606 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4607 (bfin_trampoline_init): Rename from initialize_trampoline;
4608 make static; update for target hook parameters.
4609 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4610 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4611 bfin_asm_trampoline_template.
4612 (INITIALIZE_TRAMPOLINE): Remove.
4614 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4615 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4616 cris_trampoline_init): New.
4617 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4618 cris_asm_trampoline_template.
4619 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4620 adjust for target hook parameters.
4622 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4624 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4625 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4626 fr30_trampoline_init): New.
4627 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4628 fr30_asm_trampoline_template.
4629 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4630 adjust for target hook parameters.
4632 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4633 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4634 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4635 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4636 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4638 * config/h8300/h8300.c (h8300_trampoline_init): New.
4639 (TARGET_TRAMPOLINE_INIT): New.
4640 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4641 to h8300_trampoline_init and adjust for hook parameters.
4643 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4644 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4645 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4646 make static; adjust for hook parameters.
4647 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4649 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4650 (TARGET_TRAMPOLINE_INIT): New.
4651 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4652 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4653 iq2000_asm_trampoline_template.
4654 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4655 (TRAMPOLINE_CODE_SIZE): New.
4656 (TRAMPOLINE_SIZE): Use it.
4657 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4659 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4660 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4661 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4662 adjust for hook parameters.
4663 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4665 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4666 (m32r_trampoline_init): New.
4667 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4668 m32r_trampoline_init.
4670 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4671 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4672 make static; update for hook parameters.
4673 * config/m68hc11/m68hc11-protos.h: Update.
4674 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4676 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4677 (TARGET_TRAMPOLINE_INIT): New.
4678 (mcore_function_value): Fix typo.
4679 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4680 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4681 to mcore_asm_trampoline_template.
4682 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4684 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4685 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4686 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4687 update for hook parameters.
4688 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4690 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4691 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4692 mips_trampoline_init): New.
4693 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4694 mips_asm_trampoline_template.
4695 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4696 update for hook parameters.
4698 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4699 (TARGET_TRAMPOLINE_INIT): New.
4700 (mmix_trampoline_size): Remove.
4701 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4702 make static. Remove out-of-date tetra vs octa comment.
4703 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4704 make static; update for hook parameters.
4705 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4706 (INITIALIZE_TRAMPOLINE): Remove.
4707 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4708 (TRAMPOLINE_ALIGNMENT): New.
4709 * gcc/config/mmix/mmix-protos.h: Update.
4711 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4712 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4713 mn10300_trampoline_init): New.
4714 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4715 mn10300_asm_trampoline_template.
4716 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4718 * config/moxie/moxie.c (moxie_static_chain,
4719 moxie_asm_trampoline_template, moxie_trampoline_init,
4720 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4721 TARGET_TRAMPOLINE_INIT): New.
4722 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4723 moxie_trampoline_init.
4724 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4725 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4727 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4728 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4729 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4730 pa_trampoline_adjust_address): New.
4731 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4732 pa_asm_trampoline_template.
4733 (TRAMPOLINE_ALIGNMENT): New.
4734 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4735 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4736 adjust for hook parameters.
4737 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4739 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4740 (TARGET_TRAMPOLINE_INIT): New.
4741 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4742 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
4744 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
4746 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
4747 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
4748 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
4749 make static; adjust parameters for the hook.
4750 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
4752 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
4753 s390_trampoline_template; make static.
4754 (s390_trampoline_init): Rename from s390_initialize_trampoline;
4755 make static; adjust for target hook.
4756 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4757 * config/s390/s390-protos.h: Remove trampoline decls.
4758 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
4759 (TRAMPOLINE_TEMPLATE): Remove.
4760 (TRAMPOLINE_ALIGNMENT): New.
4762 * config/score/score-protos.h (score_initialize_trampoline): Remove.
4763 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4764 (TARGET_TRAMPOLINE_INIT): New.
4765 (score_asm_trampoline_template): New.
4766 (score_trampoline_init): Rename from score_initialize_trampoline;
4767 make static; adjust for hook parameters.
4768 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
4769 score[37]_asm_trampoline_template.
4770 (INITIALIZE_TRAMPOLINE): Remove.
4771 * config/score/score3.c (score3_asm_trampoline_template): New.
4772 (score3_trampoline_init): Rename from score3_initialize_trampoline;
4773 adjust for target hook.
4774 * config/score/score7.c (score7_asm_trampoline_template): New.
4775 (score7_trampoline_init): Rename from score7_initialize_trampoline;
4776 adjust for target hook.
4777 * config/score/score3.h, config/score/score7.h: Update.
4779 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
4780 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
4781 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4782 (sh_trampoline_init): Rename from sh_initialize_trampoline;
4783 make static; adjust for target hook parameters.
4784 (sh_trampoline_adjust_address): New.
4785 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
4786 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
4788 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
4789 (sparc32_initialize_trampoline): Rename from
4790 sparc_initialize_trampoline; make static; replace tramp parameter
4791 with m_tramp and update memory accesses.
4792 (sparc64_initialize_trampoline): Similarly.
4793 (sparc_trampoline_init): New.
4794 * config/sparc/sparc-protos.h: Remove trampoline decls.
4795 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
4796 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
4798 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
4799 (array_to_constant): Make ARR parameter const.
4800 (spu_trampoline_init): Rename from spu_initialize_trampoline;
4801 make static; update for hook parameters.
4802 * config/spu/spu-protos.h: Update decls.
4803 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
4805 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
4806 from xstormy16_initialize_trampoline; make static; update for
4808 (TARGET_TRAMPOLINE_INIT): New.
4809 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
4811 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4812 (TARGET_TRAMPOLINE_INIT): New.
4813 (v850_can_eliminate): Make static.
4814 (v850_asm_trampoline_template, v850_trampoline_init): New.
4815 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
4816 v850_asm_trampoline_template.
4817 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
4818 and adjust for target hook parameters.
4820 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4821 (TARGET_TRAMPOLINE_INIT): New.
4822 (vax_asm_trampoline_template, vax_trampoline_init): New.
4823 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
4824 vax_asm_trampoline_template.
4825 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
4827 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4828 (TARGET_TRAMPOLINE_INIT): New.
4829 (xtensa_asm_trampoline_template): Rename from
4830 xtensa_trampoline_template; make static.
4831 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
4832 make static; update for hook parameters.
4833 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
4834 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
4835 (INITIALIZE_TRAMPOLINE): Remove.
4837 * config/i386/i386.c (ix86_function_regparm): Do not issue an
4838 error for nested functions with regparm=3.
4839 (ix86_compute_frame_layout): Adjust frame pointer offset for
4840 ix86_static_chain_on_stack.
4841 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
4842 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
4843 don't reset to UNITS_PER_WORD.
4844 (ix86_emit_leave): Adjust ix86_cfa_state.
4845 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
4846 (ix86_static_chain): New.
4847 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
4848 make static; update for target hook parameters; use ix86_static_chain.
4849 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4850 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
4851 (INITIALIZE_TRAMPOLINE): Remove.
4852 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
4853 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
4854 to the end. Add static_chain_on_stack.
4855 (ix86_static_chain_on_stack): New.
4857 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
4858 (m68k_output_mi_thunk): Don't use static_chain_rtx.
4859 (m68k_trampoline_init): New.
4860 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
4861 m68k_trampoline_init and adjust for hook parameters.
4862 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
4863 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
4865 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4867 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4868 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
4870 * reload1.c (reload): Call wrap_constant when substituting
4871 reg for equiv inside of DEBUG_INSNs.
4874 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
4875 add_call_src_coords_attributes, add_high_low_attributes,
4876 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
4877 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
4878 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
4879 when -gdwarf-2 -gstrict-dwarf.
4880 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
4881 -gdwarf-[23] -gstrict-dwarf.
4882 (address_of_int_loc_descriptor, loc_descriptor,
4883 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
4884 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
4885 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
4887 2009-09-22 Richard Guenther <rguenther@suse.de>
4889 PR tree-optimization/41428
4890 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
4891 (ccp_finalize): Pass it to substitute_and_fold.
4893 2009-09-22 Richard Guenther <rguenther@suse.de>
4895 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4896 (substitute_and_fold): Adjust prototype.
4897 * tree-vrp.c (vrp_evaluate_conditional): Make static.
4898 (simplify_stmt_using_ranges): Likewise.
4899 (fold_predicate_in): Move here from tree-ssa-propagate.c.
4900 (vrp_fold_stmt): New function.
4901 (vrp_finalize): Pass it to substitute_and_fold.
4902 * tree-flow.h (vrp_evaluate_conditional): Remove.
4903 (simplify_stmt_using_ranges): Likewise.
4904 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
4905 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4906 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
4908 (fold_predicate_in): Move to tree-vrp.c.
4909 (substitute_and_fold): Use the callback instead of calling into
4910 tree-vrp.c functions directly.
4912 2009-09-22 Jakub Jelinek <jakub@redhat.com>
4914 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
4915 comparison warning on rs6000.
4918 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
4919 GIMPLE_EH_MUST_NOT_THROW cleanup.
4920 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4922 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
4925 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
4926 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
4927 LIB_SPEC for darwin10 and later since it always uses the unwinder in
4928 libSystem which is derived from the gcc 4.2.1 unwinder.
4930 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4933 * varasm.c (default_encode_section_info): Copy TLS model into
4934 sym_ref flags regardless of backend support for TLS, for all
4935 model types except TLS_MODEL_EMULATED.
4937 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4940 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
4941 we can handle it correctly.
4943 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4945 * doc/install.texi (os2): Remove section.
4947 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
4949 * doc/standards.texi (Objective-C): Adjust two URLs.
4951 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
4953 * tree-tailcall.c (process_assignment): Don't check if a
4954 multiplication or an addition are already present.
4955 (find_tail_calls): Combine multiple additions and multiplications.
4956 (adjust_accumulator_values): Emit accumulators.
4958 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
4960 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
4961 xmm register restore.
4963 2009-09-21 Jan Hubicka <jh@suse.cz>
4965 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
4966 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
4969 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
4971 * stor-layout.c (layout_type): Remove obsolete code.
4973 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
4976 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
4978 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4981 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
4982 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
4983 (fold_builtin_2, do_mpc_arg1): Update accordingly.
4984 * fold-const.c (const_binop): Likewise.
4985 * real.h (do_mpc_arg2): Update prototype.
4987 2009-09-20 Jan Hubicka <jh@suse.cz>
4989 * dwarf2out.c (add_const_value_attribute): Return true if successful.
4990 (add_location_or_const_value_attribute): Rewrite using
4992 (tree_add_const_value_attribute): Return true if successful.
4993 (tree_add_const_value_attribute_for_decl): Likewise.
4995 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
4996 (loc_descriptor): ... here;
4997 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
4998 (cst_pool_loc_descr): Break out from ...; do not reffer constant
4999 pool items that was not marked for output.
5000 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5001 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5002 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5003 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5004 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5005 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5006 DW_OP_stack_value to get address of items that are not available
5008 (dw_loc_list): Handle single element lists correctly.
5010 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5011 Pascal Obry <obry@adacore.com>
5013 * unwind-dw2-fde.c (classify_object_over_fdes):
5014 Cast the constant 1 to _Unwind_Ptr.
5015 (add_fdes): Likewise.
5016 (linear_search_fdes): Likewise.
5018 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5020 * stor-layout.c (set_sizetype): Avoid useless type copy.
5022 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5024 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5026 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5027 * configure, config.in: Regenerate.
5028 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5030 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5031 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5032 for global data if the output could be used in a shared library.
5033 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5034 to 0 if TARGET_WRITABLE_EH_FRAME.
5036 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5038 PR rtl-optimization/39886
5039 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5040 just when insn is equal to BB_END (bb).
5042 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5044 * config/mips/mips.opt (mrelax-pic-calls): New option.
5045 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5047 (mips_unspec_call): Change "unspec_call" expander into this.
5048 (mips_strip_unspec_call): New function.
5049 (mips_got_load): Call mips_unspec_call instead of
5050 gen_unspec_call<mode>.
5051 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5053 (mips_cfg_in_reorg): New function.
5054 (mips16_lay_out_constants): Use it to decide whether to call
5055 CFG-aware insn splitting.
5056 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5057 mips_reorg. Move DF set-up code from here ...
5058 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5060 (mips_reorg): Call mips_df_reorg instead of
5061 r10k_insert_cache_barriers. Move CFG set-up code here from
5062 r10k_insert_cache_barriers.
5063 (mips_call_expr_from_insn): New function.
5064 (mips_pic_call_symbol_from_set): Likewise.
5065 (mips_find_pic_call_symbol): Likewise.
5066 (mips_annotate_pic_call_expr): Likewise.
5067 (mips_get_pic_call_symbol): Likewise.
5068 (mips_annotate_pic_calls): Likewise.
5069 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5071 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5072 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5073 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5075 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5076 (unspec_call<mode>): Remove it.
5077 (sibcall_internal, sibcall_value_internal,
5078 sibcall_value_multiple_internal, call_internal, call_split,
5079 call_value_internal, call_value_split,
5080 call_value_multiple_internal, call_value_multiple_split): Pass
5081 SIZE_OPNO to MIPS_CALL.
5082 (call_internal_direct, call_direct_split,
5083 call_value_internal_direct, call_value_direct_split): Pass -1 as
5084 SIZE_OPNO to MIPS_CALL.
5085 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5086 * configure: Regenerate.
5087 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5088 and -mno-relax-pic-calls.
5089 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5091 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5094 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5095 in the directory this rule is called from, rather than the
5096 toplevel 'gcc' directory, to fix in-tree build.
5098 2009-09-19 Chris Demetriou <cgd@google.com>
5100 PR preprocessor/28435:
5101 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5102 to cpplib that the preprocessor output is needed.
5104 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5106 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5107 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5108 *return_and_restore_fpregs_<mode>,
5109 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5112 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5113 instead of assuming it has always a REG inside of it.
5115 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5117 * config/freebsd.h: Update comment on types.
5118 (WINT_TYPE): Define.
5120 2009-09-18 Jason Merrill <jason@redhat.com>
5122 * c.opt: Add -fno-deduce-init-list.
5124 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5126 * value-prof.c (interesting_stringop_to_profile_p): Added output
5127 argument to indicate which parameter is the size parameter.
5128 * value-prof.c (gimple_stringop_fixed_value): Use
5129 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5130 * value-prof.c (gimple_stringops_transform): Update call sites to
5131 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5133 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5136 From David Binderman <dcb314@hotmail.com>:
5137 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5138 local variable f. Remove stale comments.
5139 (ix86_compute_frame_layout): Remove useless local variable total_size.
5140 Remove #if 0'd code.
5141 (legitimate_address_p): Remove useless local variables
5142 reason_rtx and reason.
5143 (ix86_split_copysign_const): Remove useless local variable op1.
5144 (scale_counter): Remove useless local variable piece_size_mask.
5146 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5148 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5151 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5154 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5156 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5158 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5161 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5163 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5164 DW_OP_implicit_value even without dwarf_version 4.
5166 2009-09-17 Jan Hubicka <jh@suse.cz>
5168 * dwarf2out.c: Include tree-pass.h and gimple.h.
5169 (loc_list_plus_const): New function.
5170 (loc_descriptor_from_tree_1): Rename to ...
5171 (loc_descriptor_from_tree): ... remove original.
5172 (loc_list_from_tree): New function.
5173 (add_AT_location_description): Accept location list.
5174 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5175 (concatn_mem_loc_descriptor): Remove.
5176 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5178 (secname_for_decl): Move up.
5179 (hidden_reference_p): New function; break out from ...
5180 (loc_by_refernece): ... here; move up.
5181 (dw_loc_list): New function.
5182 (single_element_loc_list): New function.
5183 (single_element_loc_list_p): New function.
5184 (add_loc_descr_to_each): New function.
5185 (add_loc_list): New function.
5186 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5187 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5188 add diagnostics why expansion failed.
5189 (add_location_or_const_value_attribute): Support location lists.
5190 (add_bound_info): Likewise.
5191 (descr_info_loc): Update call of loc_descriptor_from_tree.
5192 (gen_variable_die): Work on location lists.
5193 * final.c (pass_final): Add dump file.
5194 * Makefile.in (dwarf2out.o): Add new dependencies.
5196 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5199 * real.c decimal_from_integer, decimal_integer_string): New.
5200 (real_from_integer): Use them as special case for decimal float.
5201 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5202 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5203 Do not append zero after the decimal point in string to convert.
5205 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5207 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5208 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5210 2009-09-17 Martin Jambor <mjambor@suse.cz>
5212 * common.opt (fipa-sra): New switch.
5213 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5214 * timevar.def (TV_IPA_SRA): New timevar.
5215 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5216 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5217 * tree-sra.c: Include cgraph.c.
5218 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5219 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5220 and grp_not_necessarilly_dereferenced.
5221 (func_param_count): New variable.
5222 (encountered_apply_args): New variable.
5223 (bb_dereferences): New variable.
5224 (final_bbs): New variable.
5225 (no_accesses_representant): New variable.
5226 (no_accesses_p): New function.
5227 (dump_access): Dump the new fields.
5228 (sra_initialize): Set encountered_apply_args to false.
5229 (get_ssa_base_param): New function.
5230 (mark_parm_dereference): New function.
5231 (create_access): Caring for INIDRECT_REFs and different handling of
5232 varialble length accesses in early IPA SRA. Store the stmt - a new
5233 parameter - to the new access.
5234 (build_access_from_expr_1): New parameter stmt, passed to
5235 create_access. Handle INDIRECT_REFs.
5236 (build_access_from_expr): Pass the current statement to
5237 build_access_from_expr_1.
5238 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5240 (build_accesses_from_assign): Pass the current statement to
5241 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5242 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5243 final_bbs when necessary. Check for calls to __builtin_apply_args.
5244 Fixup EH info if anythng was changed.
5245 (is_unused_scalar_param): New function.
5246 (ptr_parm_has_direct_uses): New function.
5247 (find_param_candidates): New function.
5248 (mark_maybe_modified): New function.
5249 (analyze_modified_params): New function.
5250 (propagate_dereference_distances): New function.
5251 (dump_dereferences_table): New function.
5252 (analyze_caller_dereference_legality): New function.
5253 (unmodified_by_ref_scalar_representative): New function.
5254 (splice_param_accesses): New function.
5255 (decide_one_param_reduction): New function.
5256 (enum ipa_splicing_result): New type.
5257 (splice_all_param_accesses): New function.
5258 (get_param_index): New function.
5259 (turn_representatives_into_adjustments): New function.
5260 (analyze_all_param_acesses): New function.
5261 (get_replaced_param_substitute): New function.
5262 (get_adjustment_for_base): New function.
5263 (replace_removed_params_ssa_names): New function.
5264 (sra_ipa_reset_debug_stmts): New function.
5265 (sra_ipa_modify_expr): New function.
5266 (sra_ipa_modify_assign): New function.
5267 (convert_callers): New function.
5268 (modify_function): New function.
5269 (ipa_sra_preliminary_function_checks): New function.
5270 (ipa_early_sra): New function.
5271 (ipa_early_sra_gate): New function.
5272 (pass_early_ipa_sra): New variable.
5273 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5275 2009-09-17 Michael Matz <matz@suse.de>
5278 * tree.c (build_type_attribute_qual_variant): Export.
5279 * tree.h (build_type_attribute_qual_variant): Declare.
5280 * tree-inline.c (remap_type_1): Use it to build variants with
5281 the original qualifiers and attributes.
5283 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5285 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5286 without a fallthrough edge.
5288 2009-09-16 DJ Delorie <dj@redhat.com>
5290 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5291 chip and ignore the "fast_interrupt" attribute if so.
5293 2009-09-16 Richard Henderson <rth@redhat.com>
5296 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5299 2009-09-16 Richard Henderson <rth@redhat.com>
5302 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5303 is set only if DECL_NO_STATIC_CHAIN is unset.
5304 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5305 (FOR_EACH_NEST_INFO): New.
5306 (walk_all_functions): Use it.
5307 (finalize_nesting_tree): Likewise.
5308 (unnest_nesting_tree): Likewise.
5309 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5310 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5311 (convert_gimple_call): Early out if gimple_call_chain already set.
5312 (convert_all_function_calls): Iterate until no new functions
5313 require a static chain.
5314 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5315 when building a trampoline. Use dump_function_to_file instead
5317 (lower_nested_functions): Open dump_file. Validate that decls
5318 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5319 bit reset by this pass.
5321 2009-09-16 Michael Matz <matz@suse.de>
5324 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5325 shorten decl_common_unused.
5326 (DECL_RESTRICTED_P): New accessor.
5327 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5328 to disambiguate marked decls and restrict pointers.
5330 2009-09-16 Richard Henderson <rth@redhat.com>
5333 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5335 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5337 * integrate.c (set_block_abstract_flags): Call
5338 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5340 2009-09-16 Richard Guenther <rguenther@suse.de>
5343 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5346 2009-09-16 DJ Delorie <dj@redhat.com>
5347 Kaz Kojima <kkojima@gcc.gnu.org>
5349 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5350 (sh_expand_prologue): Update calls to output_stack_adjust.
5351 (sh_expand_epilogue): Likewise.
5353 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5356 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5357 trying to limit the extent of searches in the insn stream.
5359 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5360 Jakub Jelinek <jakub@redhat.com>
5364 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5366 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5367 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5368 (rs6000_savres_strategy): Always save FP registers inline if the
5369 target doesn't support hardware double-precision. Set the above
5370 bits in return value when needed.
5371 (rs6000_savres_routine_sym): Fix computation for cache selector.
5372 Mark the generated symbol as a function. Rename exitp argument to
5373 lr. Move code for determining the name of the symbol...
5374 (rs6000_savres_routine_name): ...here. New function. Add cases for
5375 getting the names right on AIX and 64-bit Linux.
5376 (savres_routine_name): New variable.
5377 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5378 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5379 on what the target routine uses as a base register. If savep && lr
5380 describe saving of r0 into memory slot.
5381 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5382 line calls for AIX ABI.
5383 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5384 determine FP save/restore functions.
5385 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5386 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5388 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5389 Duplicate restoration of LR and execute the appropriate one
5390 depending on whether GPRs are being restored inline. Set r11 from
5391 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5392 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5393 Fix out of line calls for AIX ABI.
5394 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5396 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5398 (*restore_gpregs_spe): Likewise.
5399 (*return_and_restore_gpregs_spe): Likewise.
5400 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5401 Define to empty string unconditionally.
5402 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5403 Define to empty string unconditionally.
5404 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5407 2009-09-15 Jan Hubicka <jh@suse.cz>
5409 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5410 * params.def (inline-insns-auto): Likewise.
5412 2009-09-15 Martin Jambor <mjambor@suse.cz>
5414 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5415 individual statements only at TDF_DETAILS dump level. Format
5416 source for 80 characters per line.
5418 2009-09-15 Christian Bruel <christian.bruel@st.com>
5420 * regrename.c (do_replace): Update REG_DEAD notes.
5422 2009-09-15 Revital Eres <eres@il.ibm.com>
5424 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5425 * targhooks.c (default_builtin_support_vector_misalignment):
5426 New builtin function.
5427 * targhooks.h (default_builtin_support_vector_misalignment):
5429 * target.h (builtin_support_vector_misalignment):
5430 New field in struct gcc_target.
5431 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5432 new builtin function.
5433 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5435 * config/rs6000/rs6000.c
5436 (rs6000_builtin_support_vector_misalignment): New function.
5437 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5439 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5441 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5443 (bfin_optimize_loop): Likewise.
5444 (bfin_gen_bundles): Likewise.
5445 (workaround_speculation): Likewise.
5446 (find_load): Return NULL_RTX for debug_insn.
5448 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5450 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5453 2009-09-14 DJ Delorie <dj@redhat.com>
5455 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5456 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5459 2009-09-14 Richard Henderson <rth@redhat.com>
5460 Jakub Jelinek <jakub@redhat.com>
5462 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5463 * cfgbuild.c (make_edges): Handle asm goto.
5464 * cfglayout.c (fixup_reorder_chain): Likewise.
5465 * cfgrtl.c (patch_jump_insn): Likewise.
5466 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5467 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5468 (gimple_build_asm_vec): Add and use labels parameter.
5469 (gimple_build_asm): Remove.
5470 (walk_gimple_asm): Walk labels too.
5471 * gimple.def (GIMPLE_ASM): Update docs.
5472 * gimple.h: Update decls.
5473 (struct gimple_statement_asm): Change nc to use unsigned char;
5475 (gimple_asm_nlabels): New.
5476 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5477 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5478 into gimple_build_asm_vec.
5479 * jump.c (mark_jump_label_asm): New.
5480 (mark_jump_label): Use it.
5481 (redirect_jump_1): Handle asm goto.
5482 (invert_jump_1): Soft fail if X is null.
5483 * recog.c (extract_asm_operands): New.
5484 (asm_noperands): Use it; handle asm labels.
5485 (decode_asm_operands): Use extract_asm_operands.
5486 (asm_operand_ok): Properly handle empty string.
5487 * reg-stack.c (get_asm_operands_in_out): Rename from
5488 get_asm_operand_n_inputs; use extract_asm_operands; return both
5489 inputs and outputs by reference; update all callers.
5490 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5491 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5492 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5493 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5494 (extract_asm_operands): Declare.
5495 * stmt.c (expand_asm_operands): Add and use labels parameter.
5496 (check_unique_operand_names): Likewise.
5497 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5498 (expand_asm_stmt): Handle asm labels.
5499 * tree-cfg.c (make_gimple_asm_edges): New.
5500 (make_edges): Use it.
5501 (cleanup_dead_labels): Handle asm labels.
5502 (is_ctrl_altering_stmt): Likewise.
5503 (gimple_redirect_edge_and_branch): Likewise.
5504 * tree.def (ASM_EXPR): Add 5th operand.
5505 * tree.h (ASM_LABELS): New.
5506 (resolve_asm_operand_names): Update decl.
5508 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5509 (c_parser_asm_goto_operands): New.
5510 * c-tree.h (build_asm_expr): Update decl.
5511 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5512 * doc/extend.texi: Document asm goto.
5514 2009-09-14 Richard Henderson <rth@redhat.com>
5516 * except.h: Update declarations.
5517 (struct pointer_map_t): Forward declare.
5518 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5519 (struct eh_landing_pad_d, eh_landing_pad): New.
5520 (struct eh_catch_d, eh_catch): New.
5521 (struct eh_region_d): Remove next_region_sharing_label, aka,
5522 label, tree_label, landing_pad, post_landing_pad, resume,
5523 may_contain_throw. Rename region_number to index. Remove
5524 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5525 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5526 (VEC(eh_landing_pad,gc)): New.
5527 (struct eh_status): Remove last_region_number. Add lp_array,
5528 throw_stmt_table, ttype_data, ehspec_data.
5529 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5530 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5531 * except.c (lang_protect_cleanup_actions): Return tree.
5532 (struct ehl_map_entry): Remove.
5533 (init_eh_for_function): Push zero entries for region and lp_array.
5534 (gen_eh_region): Add to region_array immediately.
5535 (gen_eh_region_catch): Operate on eh_catch objects.
5536 (gen_eh_landing_pad): New.
5537 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5538 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5539 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5540 (get_eh_landing_pad_from_number_fn): New.
5541 (get_eh_landing_pad_from_number): New.
5542 (get_eh_region_from_lp_number_fn): New.
5543 (get_eh_region_from_lp_number): New.
5544 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5545 (get_exception_pointer, get_exception_filter): Remove.
5546 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5547 (current_function_has_exception_handlers): Simplify.
5548 (bring_to_root, eh_region_replaceable_by_p): Remove.
5549 (replace_region, hash_type_list, hash_eh_region): Remove.
5550 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5551 (label_to_region_map, num_eh_regions): Remove.
5552 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5553 (find_exception_handler_labels): Remove.
5554 (duplicate_eh_regions_0, find_prev_try): Remove.
5555 (struct duplicate_eh_regions_data): New.
5556 (duplicate_eh_regions_1): Rewrite.
5557 (duplicate_eh_regions): Return a pointer map instead of an
5559 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5560 (redirect_eh_edge_to_label): Remove.
5561 (eh_region_outermost): Rewrite using eh_region pointers
5562 instead of integers.
5563 (add_ttypes_entry): Update for ttype_data move to eh_status.
5564 (add_ehspec_entry): Rewrite with VEC instead of varray.
5565 (assign_filter_values): Likewise. Export.
5566 (build_post_landing_pads, connect_post_landing_pads): Remove.
5567 (dw2_build_landing_pads): Rewrite to use lp_array.
5568 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5569 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5570 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5571 (sjlj_mark_call_sites): Update for landing pad numbers.
5572 (finish_eh_generation): Rewrite.
5573 (gate_handle_eh): Do nothing for no eh tree.
5574 (pass_rtl_eh): Move up near finish_eh_generation.
5575 (remove_eh_landing_pad): New.
5576 (remove_eh_handler): Export.
5577 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5578 (for_each_eh_label): Rewrite to use lp_array.
5579 (make_reg_eh_region_note): New.
5580 (make_reg_eh_region_note_nothrow_nononlocal): New.
5581 (insn_could_throw_p): New.
5582 (copy_reg_eh_region_note_forward): New.
5583 (copy_reg_eh_region_note_backward): New.
5584 (check_handled, add_reachable_handler): Remove.
5585 (reachable_next_level, foreach_reachable_handler): Remove.
5586 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5587 (get_eh_region_and_lp_from_rtx): New.
5588 (get_eh_region_from_rtx): New.
5589 (can_throw_internal_1, can_throw_external_1): Remove.
5590 (can_throw_internal): Use get_eh_region_from_rtx.
5591 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5592 (insn_nothrow_p, can_nonlocal_goto): New.
5593 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5594 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5595 (add_action_record): Use VEC not varray.
5596 (collect_one_action_chain): Update for eh_region changes.
5597 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5598 Use get_eh_region_and_lp_from_rtx.
5599 (gate_convert_to_eh_region_ranges): New.
5600 (pass_convert_to_eh_region_ranges): Use it.
5601 (push_uleb128, push_sleb128): Use VEC not varray.
5602 (output_one_function_exception_table): Likewise.
5603 (dump_eh_tree): Update for eh_region changes.
5604 (verify_eh_tree): Likewise.
5605 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5606 * tree-eh.c: Include target.h.
5607 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5608 Don't disallow GIMPLE_RESX; adjust argument check.
5609 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5610 (record_stmt_eh_region): Update for landing pad numbers;
5611 generate a landing pad if necessary.
5612 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5613 (remove_stmt_from_eh_lp_fn): Similarly.
5614 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5615 Update for lp numbers; don't special case missing throw_stmt_table.
5616 (lookup_expr_eh_lp): Similarly.
5617 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5618 (eh_seq, eh_region_may_contain_throw): New.
5619 (struct leh_state): Add ehp_region.
5620 (struct leh_tf_state): Remove eh_label.
5621 (emit_post_landing_pad): New.
5622 (emit_resx, emit_eh_dispatch): New.
5623 (note_eh_region_may_contain_throw): New.
5624 (frob_into_branch_around): Take eh_region not eh label;
5625 emit eh code into eh_seq.
5626 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5627 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5628 lower_eh_must_not_throw. Emit code to eh_seq.
5629 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5630 (lower_try_finally_onedest): Likewise.
5631 (lower_try_finally_copy): Likewise.
5632 (lower_try_finally_switch): Likewise.
5633 (lower_try_finally): Initialize ehp_region.
5634 (lower_catch): Update for eh_catch objects.
5635 (lower_eh_filter): Don't handle must_not_throw.
5636 (lower_eh_must_not_throw): New.
5637 (lower_cleanup): Don't set eh_label.
5638 (lower_eh_constructs_2): Resolve eh builtins.
5639 Handle GIMPLE_EH_MUST_NOT_THROW.
5640 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5641 Add eh_seq to the end of the function body.
5642 (make_eh_dispatch_edges): New.
5643 (make_eh_edge): Remove.
5644 (make_eh_edges): Simplify for landing pads.
5645 (redirect_eh_edge_1): New.
5646 (redirect_eh_edge): Use it.
5647 (redirect_eh_dispatch_edge): New.
5648 (stmt_could_throw_p): Use a switch. Allow RESX.
5649 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5650 (stmt_can_throw_internal): Likewise.
5651 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5652 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5653 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5654 (gate_refactor_eh): New.
5655 (pass_refactor_eh): Use it.
5656 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5657 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5658 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5659 (remove_unreachable_handlers): Rename from
5660 tree_remove_unreachable_handlers; rewrite for landing pads;
5661 call remove_eh_handler directly.
5662 (remove_unreachable_handlers_no_lp): New.
5663 (unsplit_eh, unsplit_all_eh): New.
5664 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5665 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5666 (cleanup_empty_eh_unsplit): New.
5667 (cleanup_empty_eh): Rewrite.
5668 (cleanup_all_empty_eh): New.
5669 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5670 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5671 (gate_cleanup_eh): New.
5672 (pass_cleanup_eh): Use it.
5673 (verify_eh_edges): Move later in file. Expect one EH edge.
5674 (verify_eh_dispatch_edge): New.
5676 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5677 (gtype-desc.o): Add TARGET_H.
5678 (tree.o): Use EXCEPT_H, not except.h.
5679 (cfgbuild.o): Add EXPR_H.
5680 (GTFILES): Add vecprim.h.
5681 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5682 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5683 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5684 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5685 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5686 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5687 calls to can_throw_internal.
5688 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5689 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5690 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5691 (expand_gimple_stmt): Use make_reg_eh_region_note.
5692 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5693 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5694 or find_exception_handler_labels.
5695 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5696 there is exacly one EH edge. Use can_nonlocal_goto and
5698 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5699 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5700 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5701 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5702 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5703 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5704 * dse.c (scan_insn): Use insn_could_throw_p.
5705 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5706 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5707 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5708 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5709 EXC_PTR_EXPR or FILTER_EXPR.
5710 (tree_expr_nonzero_warnv_p): Likewise.
5711 * function.h: Include vecprim.h, not varray.h
5712 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5713 move ttype_data and ehspec_data members to struct eh_status; change
5714 action_record_data member to a VEC.
5715 * gcse.c (hash_scan_set): Use can_throw_internal.
5716 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5717 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5718 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5719 (block_may_fallthru): Don't handle RESX_EXPR.
5720 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5721 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5722 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5723 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5724 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5725 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5726 (gimple_size): Likewise.
5727 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5728 (gimple_build_resx): Use gimple_build_with_ops.
5729 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5730 (is_gimple_val): Likewise.
5731 (is_gimple_stmt): Remove RESX_EXPR.
5732 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5733 (GIMPLE_RESX): Reorder with other EH constructs.
5734 * gimple.h (struct gimple_statement_eh_mnt): New.
5735 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5736 (gimple_eh_filter_must_not_throw): Remove.
5737 (gimple_eh_filter_set_must_not_throw): Remove.
5738 (gimple_eh_must_not_throw_fndecl): New.
5739 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5740 (is_gimple_resx): New.
5741 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5742 Don't copy EH_FILTER_MUST_NOT_THROW.
5743 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
5744 * ipa-inline.c (estimate_function_body_sizes): Don't try to
5745 handle must_not_throw_labels specially.
5746 * ipa-pure-const.c (check_call): Update debug statement for LP.
5747 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
5748 * ipa-utils.c (get_base_var): Likewise.
5749 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
5750 * lower-subreg.c (move_eh_region_note): Remove.
5751 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
5752 * omp-low.c (new_omp_context): Update for eh_lp_nr.
5753 (create_task_copyfn): Likewise.
5754 (maybe_catch_exception): Use gimple_build_eh_filter.
5755 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
5756 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
5757 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
5758 and pass_lower_resx.
5759 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
5760 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
5761 can_throw_internal, can_nonlocal_goto.
5762 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
5763 copy_reg_eh_region_note_forward.
5764 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
5765 (emit_output_reload_insns): Likewise.
5766 (copy_eh_notes): Remove.
5767 * rtl.def (RESX): Remove.
5768 * rtl.h: Update declarations.
5769 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
5770 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
5771 (update_eh_label): Remove.
5772 (cleanup_dead_labels_eh): New.
5773 (cleanup_deal_labels): Use it instead of update_eh_label.
5774 (gimple_merge_blocks): Update landing pad data structure when
5775 removing a landing pad label.
5776 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
5777 test; handle GIMPLE_EH_MUST_NOT_THROW.
5778 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
5779 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
5780 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
5781 (verify_stmt): Likewise. Verify landing pads.
5782 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
5783 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
5784 (struct move_stmt_d): Add eh_map.
5785 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
5786 (move_stmt_r): Remap eh region numbers in builtin calls,
5787 resx and eh_dispatch.
5788 (move_block_to_fn): Remove eh_offset parameter. Use
5789 maybe_duplicate_eh_stmt_fn.
5790 (find_outermost_region_in_block): Operate on eh_region pointers
5791 instead of region numbers.
5792 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
5793 duplicate_eh_regions.
5794 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
5795 test earlier. Disallow EH landing pads.
5796 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
5797 * tree-flow.h: Update declarations.
5798 (struct tree_ann_common_d): Replace rn with lp_nr.
5799 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
5800 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
5801 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
5802 resx and eh_dispatch.
5803 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
5804 (copy_edges_for_bb): Use make_eh_dispatch_edges.
5805 (copy_cfg_body): Expect eh_map instead of eh_region_offset
5806 from duplicate_eh_regions.
5807 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
5808 update RESX; handle EH_DISPATCH.
5809 (expand_call_inline): Set eh_lp_nr, not eh_region.
5810 (maybe_inline_call_in_expr): Likewise.
5811 * tree-inline.h (struct copy_body_data): Replace eh_region with
5812 eh_lp_nr, eh_region_offset with eh_map.
5813 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
5814 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
5815 * tree-pretty-print.c (dump_generic_node): Don't handle
5816 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
5817 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
5818 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
5819 EXC_PTR_EXPR, FILTER_EXPR.
5820 * tree-ssa-operands.c (get_expr_operands): Likewise.
5821 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
5822 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5823 (ao_ref_init_from_vn_reference): Likewise.
5824 * tree-ssa-sink.c (statement_sink_location): Likewise.
5825 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5826 (mark_virtual_phi_result_for_renaming): Export. Tidy.
5827 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
5828 EXC_PTR_EXPR, FILTER_EXPR.
5829 (is_exception_related): Remove.
5830 (compute_avail): Don't call it.
5831 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
5832 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
5833 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
5834 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
5836 (build_resx): Remove.
5837 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
5838 * tree.h: Update declarations.
5839 (EH_FILTER_MUST_NOT_THROW): Remove.
5840 (struct tree_label_decl): Add eh_landing_pad_nr.
5841 (EH_LANDING_PAD_NR): New.
5842 * value-prof.c (gimple_ic): Tidy variable names. Update for
5843 landing pad numbers.
5844 (gimple_stringop_fixed_value): Tidy variable names. Assert
5845 that neither call stmt can throw.
5846 * vecprim.h (uchar): New.
5847 (VEC(uchar,heap), VEC(uchar,gc)): New.
5849 * c-common.c (c_define_builtins): Update call to
5850 build_common_builtin_nodes.
5851 * c-parser.c (c_parse_file): Don't call
5852 default_init_unwind_resume_libfunc.
5854 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
5856 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
5857 (mips_cprestore_address_p): Likewise.
5858 (mips_save_gp_to_cprestore_slot): Likewise.
5859 (mips_restore_gp): Rename to...
5860 (mips_restore_gp_from_cprestore_slot): ...this.
5861 (mips_must_initialize_gp_p): Declare.
5862 (mips_emit_save_slot_move): Likewise.
5863 (mips_output_load_label): Return nothing.
5864 (mips_eh_uses): Declare.
5865 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
5866 (TARGET_CPRESTORE_DIRECTIVE): New macro.
5867 (TARGET_ABSOLUTE_JUMPS): Likewise.
5868 (EH_USES): Likewise.
5869 (FIRST_PSEUDO_REGISTER): Update comment.
5870 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
5871 (MIPS_CALL): ...here.
5872 (REGISTER_NAMES): Add $cprestore.
5873 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
5874 Add load_label_length, has_inflexible_gp_insn_p,
5875 has_flexible_gp_insn_p, must_initialize_gp_p and
5876 must_restore_gp_when_clobbered_p.
5877 (mips_expand_call): Don't generate split instructions here.
5878 (mips_split_call): Update the call to mips_restore_gp after
5879 the above name change.
5880 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
5881 (mips_find_gp_ref): New function.
5882 (mips_insn_has_inflexible_gp_ref_p): Likewise.
5883 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
5884 (mips_insn_has_flexible_gp_ref_p): Likewise.
5885 (mips_cfun_has_flexible_gp_ref_p): Likewise.
5886 (mips_function_has_gp_insn): Delete.
5887 (mips_global_pointer): Drop the df_regs_ever_live_p check.
5888 Use the new functions above. Only return INVALID_REGNUM
5889 for TARGET_ABSOLUTE_JUMPS.
5890 (mips_must_initialize_gp_p): New function.
5891 (mips_get_cprestore_base_and_offset): New function, extracted from...
5892 (mips_cprestore_slot): ...here. Take a bool parameter.
5893 (mips_cfun_has_cprestore_slot_p): New function.
5894 (mips_cprestore_address_p): Likewise.
5895 (mips_save_gp_to_cprestore_slot): Likewise.
5896 (mips_restore_gp): Rename to...
5897 (mips_restore_gp_from_cprestore_slot): ...this. Assert
5898 epilogue_completed. Update the call to mips_cprestore_slot.
5899 Test cfun->machine->must_restore_gp_when_clobbered_p.
5900 (mips_direct_save_slot_move_p): New function.
5901 (mips_emit_save_slot_move): Likewise.
5902 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
5903 of cfun->machine->global_pointer.
5904 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
5905 (mips_save_reg): Use mips_emit_save_slot_move.
5906 (mips_expand_prologue): Set must_initialize_gp_p.
5907 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
5908 for all cprestore saves. Emit a use_cprestore instruction after
5909 setting up the cprestore slot.
5910 (mips_restore_reg): Use mips_emit_save_slot_move.
5911 (mips_process_load_label): New function.
5912 (mips_load_label_length): Likewise.
5913 (mips_output_load_label): Don't return asm: output it here instead.
5914 Use mips_process_load_label.
5915 (mips_adjust_insn_length): Adjust the length of branch instructions
5916 that have length MAX_PIC_BRANCH_LENGTH.
5917 (mips_output_conditional_branch): Update the call to
5918 mips_output_load_label. Assume the branch target is OPERANDS[0]
5919 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
5920 (mips_output_order_conditional_branch): Swap the meaning of
5921 OPERANDS[0] and OPERANDS[1].
5922 (mips_variable_issue): Don't count ghost instructions.
5923 (mips_expand_ghost_gp_insns): New function.
5924 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
5925 (mips_output_mi_thunk): Set must_initialize_gp_p.
5926 (mips_eh_uses): New function.
5927 * config/mips/predicates.md (cprestore_save_slot_operand)
5928 (cprestore_load_slot_operand): New predicates.
5929 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
5930 (UNSPEC_MOVE_GP): Likewise.
5931 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
5932 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
5933 (CPRESTORE_SLOT_REGNUM): New register.
5934 (MAX_PIC_BRANCH_LENGTH): New constant.
5935 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
5936 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
5937 branches. Fix commentary.
5938 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
5939 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
5940 Change type to "ghost".
5941 (loadgp_absolute_<mode>): Likewise.
5942 (loadgp_rtp_<mode>): Likewise.
5943 (copygp_mips16): Likewise.
5944 (loadgp_blockage): Remove redundant mode attribute.
5945 (potential_cprestore): New instruction.
5946 (cprestore): Turn into an unspec set.
5947 (use_cprestore): New instruction.
5948 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
5949 (*branch_fp_inverted): Likewise.
5950 (*branch_order<mode>): Likewise.
5951 (*branch_order<mode>_inverted): Likewise.
5952 (*branch_equality<mode>): Likewise.
5953 (*branch_equality<mode>_inverted): Likewise.
5954 (*branch_bit<bbv><mode>): Likewise.
5955 (*branch_bit<bbv><mode>_inverted): Likewise.
5956 (*branch_equality<mode>_mips16): Remove redundant mode.
5957 (jump): Turn into a define_expand.
5958 (*jump_absolute): New instruction.
5959 (*jump_pic): Likewise.
5960 (*jump_mips16): Rename previously-unnamed pattern. Remove
5961 redundant mode attribute.
5962 (restore_gp): Split on epilogue_completed rather than
5963 reload_completed. Change type to "ghost".
5964 (move_gp<mode>): New instruction.
5965 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
5966 Remove redundant mode attribute.
5967 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
5968 (bc1any4f, bc1any2t, bc1any2f): Likewise.
5969 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
5971 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5974 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
5975 are returned in the same register (vs34 or v2) that Altivec vector
5976 types are returned in.
5977 (rs6000_libcall_value): Ditto.
5980 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
5981 instead of explicit addsi3/adddi3 calls.
5982 (rs6000_split_multireg_move): Ditto.
5983 (rs6000_emit_allocate_stack): Ditto.
5984 (rs6000_emit_prologue): Ditto.
5985 (rs6000_output_mi_thunk): Ditto.
5987 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
5988 size is 64 bits if we can use 64-bit registers.
5990 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
5992 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
5995 From Jie Zhang <jie.zhang@analog.com>:
5996 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
5997 save FP and RETS with saveall attribute.
5998 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
5999 with saveall attribute.
6001 * config/bfin/bfin.c (bfin_expand_builtin,
6002 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6005 From Jie Zhang <jie.zhang@analog.com>:
6006 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6007 before use in two places.
6008 * config/bfin/bfin.md (AREG): Define mode iterator.
6009 (reload_in, reload_out): Use mode iterator AREG.
6011 2009-09-14 Richard Guenther <rguenther@suse.de>
6014 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6015 EH personality path.
6017 2009-09-13 Richard Guenther <rguenther@suse.de>
6018 Rafael Avila de Espindola <espindola@google.com>
6020 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6021 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6022 (LANG_HOOKS_INITIALIZER): Adjust.
6023 (lhd_pass_through_t): Declare.
6024 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6026 * langhooks.c (lhd_pass_through_t): New function.
6027 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6028 dwarf2out_begin_prologue): Use personality from current_function_decl.
6029 * expr.h (get_personality_function): Declare.
6030 * expr.c (get_personality_function): New function.
6031 (build_personality_function): Likewise.
6032 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6033 (eh_personality_libfunc): Remove.
6034 * optabs.c (build_libfunc_function): New function split out from ...
6035 (init_one_libfunc): ... here.
6036 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6037 (tree_function_decl): Add personality.
6038 (lhd_gcc_personality): Declare.
6039 (build_personality_function): Likewise.
6040 * tree.c (gcc_eh_personality_decl): New.
6041 (lhd_gcc_personality): New function.
6042 * except.h (lang_eh_runtime_type): Remove.
6043 (enum eh_personality_kind): New.
6044 (build_personality_function): Declare.
6045 (function_needs_eh_personality): Declare.
6046 * except.c (lang_eh_runtime_type): Remove.
6047 (function_needs_eh_personality): New function.
6048 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6049 (sjlj_emit_function_enter, output_function_exception_table):
6050 Use personality from current_function_decl.
6051 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6052 * tree-inline.c (tree_can_inline_p): Do not inline across different
6054 (expand_call_inline): Likewise. Adjust the callers EH personality.
6055 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6056 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6057 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6058 (c-parser.o): Likewise
6059 * c-tree.h (c_eh_initialized_p): Remove.
6060 (c_maybe_initialize_eh): Likewise.
6061 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6062 (finish_decl): Don't call c_maybe_initialize_eh.
6063 (c_eh_initialized_p): Remove.
6064 (c_maybe_initialize_eh): Likewise.
6065 * c-parser.c (c_parser_omp_construct): Likewise.
6066 (c_parse_file): Initialize exception handling.
6068 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6070 * config.gcc (tm_file): Remove i386/biarch32.h
6071 for i?86-w64-mingw* case.
6072 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6074 * config.host: Set for x64 mingw the option
6075 use_long_long_for_widest_fast_int to yes.
6077 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6079 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6080 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6081 (dbxout_begin_function): Likewise.
6082 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6083 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6084 set on the function.
6085 (final_end_function): Likewise.
6086 (final_scan_insn): Likewise.
6087 (rest_of_handle_final): Likewise.
6088 * varasm.c (assemble_start_function): Likewise.
6089 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6091 2009-09-12 Jason Merrill <jason@redhat.com>
6093 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6094 * opts.c (common_handle_option): constify.
6096 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6098 * doc/install.texi (avr): Remove obsolete reference site.
6100 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6102 * doc/install.texi (Binaries): Adjust AIX link.
6104 2009-09-12 Akim Demaille <demaille@gostai.com>
6106 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6107 Use an imperative sentence.
6109 2009-09-11 Richard Henderson <rth@redhat.com>
6111 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6112 structure-name and has-tree-operands arguments; update all entries.
6113 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6115 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6116 (gsstruct_code_size): New.
6117 (gss_for_code_): New.
6118 (gss_for_code): Remove.
6119 (gimple_size): Rewrite using gsstruct_code_size.
6120 (gimple_statement_structure): Move to gimple.h.
6121 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6122 (gss_for_code, gimple_statement_structure): New.
6123 (gimple_ops): Use new arrays; tidy.
6125 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6127 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6128 operand to be a PLUS expression.
6129 * config/pa/pa.c (pa_secondary_reload): Likewise.
6131 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6133 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6135 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6138 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6140 From Jie Zhang <jie.zhang@analog.com>:
6141 * doc/extend.texi (node Function Attributes): Document l2
6143 (node Blackfin Variable Attributes): Document l2 variable attributes.
6145 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6147 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6148 to match the system compiler's configuration at inflection point.
6149 Add comment to remark a remaining difference with system compiler.
6151 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6152 * configure: Regenerate.
6154 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6156 From Jie Zhang <jie.zhang@analog.com>:
6157 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6158 (bfin_handle_l2_attribute): New.
6159 (bfin_attribute_table): Add l2 attribute.
6161 2009-09-11 Michael Matz <matz@suse.de>
6164 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6165 on the local_decls list.
6167 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6171 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6173 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6174 for VALUEs, to implement the documented interface.
6175 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6176 Adjust for VALUEs and anything else, to implement the
6177 documented interface.
6179 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6181 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6182 with actual SPE/paired vector modes before using 64-bit alignment.
6183 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6185 2009-09-10 DJ Delorie <dj@redhat.com>
6187 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6190 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6191 * config/mep/mep.c (mep_legitimate_constant_p): New.
6192 * config/mep/mep-protos.h: Prototype it.
6194 2009-09-10 Richard Henderson <rth@redhat.com>
6196 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6198 2009-09-10 Jason Merrill <jason@redhat.com>
6200 * tree.c (chain_index): New fn.
6201 * tree.h: Declare it.
6203 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6205 * config/sol2-c.c (cmn_err_length_specs): Initialize
6206 scalar_identity_flag.
6208 2009-09-10 Richard Henderson <rth@redhat.com>
6210 * tree.h (struct tree_decl_common): Move align member earlier;
6211 move label_decl_uid member ...
6212 (struct tree_label_decl): ... here.
6213 (LABEL_DECL_UID): Update to match.
6215 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6218 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6219 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6221 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6222 dest_prev if the edge is complex.
6224 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6226 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6227 loop latch tests earlier.
6229 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6230 before GIMPLE_RETURN, not after its predecessor; insert
6233 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6234 gimple_seq_empty_p to test for no PHI nodes.
6235 * tree-cfg.c (split_critical_edges): Likewise.
6237 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6239 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6241 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6242 introduced by the VTA branch merge.
6244 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6246 * ira-conflicts.c: Use fputs or putc instead of fprintf
6250 * tree-switch-conversion.c: Ditto.
6252 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6254 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6255 introduced by the VTA branch merge.
6257 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6260 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6262 PR rtl-optimization/39779
6263 * expr.c (convert_modes): Return when mode == oldmode after
6264 CONST_INTs are processed.
6266 2009-09-10 Nick Clifton <nickc@redhat.com>
6268 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6269 attribute and referring decl when creating renamed symbol.
6271 2009-09-10 Richard Guenther <rguenther@suse.de>
6274 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6276 (cgraph_finalize_compilation_unit): Compute reachability
6277 before emitting thunks. Properly process aliases before
6278 possibly removing unreachable nodes.
6280 2009-09-10 Richard Guenther <rguenther@suse.de>
6283 * tree.c (struct free_lang_data_d): Add worklist member.
6284 (find_decls_types_r): Push onto the worklist instead of recursing.
6285 Handle TREE_BINFOs properly.
6286 (find_decls_types): New function wrapped around find_decls_types_r
6287 to process the worklist.
6288 (find_decls_types_in_eh_region): Use it.
6289 (find_decls_types_in_node): Likewise.
6290 (find_decls_types_in_var): Likewise.
6291 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6292 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6293 (AGGREGATE_TYPE_P): Adjust.
6295 2009-09-09 Jason Merrill <jason@redhat.com>
6297 * configure.ac: Check glibc version even if we have an in-tree
6300 2009-09-09 Anthony Green <green@moxielogic.com>
6302 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6303 the constant 0 when appropriate.
6304 * config/moxie/constraints.md: Add constraint O.
6306 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6307 to pass up to 6 32-bit argument values in registers.
6308 (moxie_function_arg): Ditto.
6309 (moxie_arg_partial_bytes): Ditto.
6310 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6311 (REG_PARM_STACK_SPACE): Ditto.
6312 (FUNCTION_ARG_REGNO_P): Ditto.
6314 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6315 instruction to allocate stack space.
6317 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6319 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6320 unnecessarily stringent constraints. Fix address
6321 calculation in the splitters.
6323 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6325 PR rtl-optimization/39779
6326 * expr.c (convert_modes): Return when mode == oldmode after
6327 CONST_INTs are processed.
6329 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6332 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6333 (ix86_expand_prologue): Take frame.padding0 into logic of
6335 (ix86_expand_epilogue): Likewise.
6337 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6339 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6341 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6342 * config/t-slibgcc-libgcc: New file.
6343 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6345 2009-09-09 Martin Jambor <mjambor@suse.cz>
6347 PR tree-optimization/41089
6348 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6351 2009-09-09 Richard Henderson <rth@redhat.com>
6353 * gimple.h (CASE_GIMPLE_OMP): New.
6354 (is_gimple_omp): Use it.
6355 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6356 (verify_gimple_debug): Likewise.
6358 2009-09-09 Richard Guenther <rguenther@suse.de>
6360 PR tree-optimization/41101
6361 * tree-ssa-pre.c (maximal_set): Remove.
6362 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6363 Defer all blocks we didn't visit at least one successor.
6364 (add_to_exp_gen): Do not add to the maximal set.
6365 (make_values_for_phi): Likewise.
6366 (compute_avail): Likewise.
6367 (init_pre): Do not allocate the maximal set.
6368 (execute_pre): Do not dump it.
6370 2009-09-09 Martin Jambor <mjambor@suse.cz>
6372 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6373 an SSA_NAME rather than a is_gimple_variable.
6375 2009-09-09 Richard Guenther <rguenther@suse.de>
6378 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6379 code dealing with plain pointer bases.
6380 (maybe_fold_offset_to_reference): Likewise.
6381 (maybe_fold_stmt_addition): Adjust.
6383 2009-09-09 Richard Guenther <rguenther@suse.de>
6385 * tree.c (free_lang_data_in_type): Do not free the type variant
6387 (free_lang_data): Merge char_type_node with its properly signed
6389 (pass_ipa_free): Collect after freeing language specific data.
6391 2009-09-09 Michael Matz <matz@suse.de>
6394 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6395 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6396 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6399 2009-09-08 DJ Delorie <dj@redhat.com>
6401 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6403 2009-09-04 Jason Merrill <jason@redhat.com>
6405 * tree.c (tree_find_value): Remove.
6406 * tree.h: Remove prototype.
6407 * varasm.c (assemble_external): Use value_member instead.
6409 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6411 * toplev.c (process_options): Choose default debugging type when
6412 gtoggle enables debug info and type is unset.
6414 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6418 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6421 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6423 * configure: Rebuilt with modified libtool.m4.
6425 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6430 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6432 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6434 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6435 (remove_statement): Likewise.
6436 (rewrite_use_nonlinear_expr): Adjust.
6437 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6438 * tree-ssa.c (release_defs_bitset): ... this. New.
6439 * tree-flow.h (release_defs_bitset): Declare.
6441 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6444 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6445 in the middle block.
6447 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6449 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6450 via intptr_t to long type.
6451 (insert_operand_rank): Cast long type via intptr_t to
6453 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6455 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6456 from pointer to unsigned via uintptr_t.
6458 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6459 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6461 * configure: Regenerated.
6462 * config.in: Regenerated
6463 * system.h (stdint.h): Add include.
6464 (inttypes.h): Likewise.
6465 * Makefile.in (aclocal): Add config/stdint.m4.
6466 * aclocal.m4: Regenerated.
6468 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6470 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6472 (note_np_check_stores): New function.
6473 (harmless_null_pointer_p): New function.
6474 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6475 changed. Take into account whether we're in the shadow of a condjump
6476 that tested NP_REG for NULL.
6477 Lose all code that tested for SEQUENCEs.
6478 (workaround_speculation): Avoid inserting NOPs for loads that are
6479 either always executed or a NULL pointer.
6481 2009-09-08 Jan Hubicka <jh@suse.cz>
6483 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6484 * params.def (early-inlining-insns): Likewise.
6486 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6488 PR rtl-optimization/41239
6489 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6490 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6492 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6493 across calls, as the calls might not always return normally.
6494 (call_may_noreturn_p): New function.
6495 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6496 (init_deps): Initialize it.
6497 (remove_from_deps): Also remove calls from
6498 last_function_call_may_noreturn list.
6500 2009-09-07 Richard Henderson <rth@redhat.com>
6502 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6503 more VR->OPERANDS than LHS operands. Free LHS before returning.
6505 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6507 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6508 (attr "addrtype"): New member "spreg".
6509 Use it if mem_spfp_address_operand is true for the address.
6510 (attr "type"): New entry "stall".
6511 (cpu_unit "load"): New.
6512 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6514 (insn_reservation "loadsp"): New.
6515 (insn_reservation "load_stall1"): New.
6516 (insn_reservation "load_stall3"): New.
6518 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6519 (mem_p_address_operand): Exclude stack and frame pointer based
6521 (mem_spfp_address_operand): New; match them here.
6522 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6523 (bfin_reorg): Call it if scheduling insns.
6524 (bfin_gen_bundles): Remove dummy insns created by
6525 add_sched_insns_for_speculation.
6527 From Jie Zhang <jie.zhang@analog.com>:
6528 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6529 bfin_si_revision, bfin_workarounds): Move these ...
6530 * config/bfin/bfin.h: ... here.
6532 From Mike Frysinger <michael.frysinger@analog.com>
6533 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6534 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6535 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6536 bf547m, bf548m, and bf549m.
6537 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6538 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6539 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6540 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6541 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6542 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6543 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6544 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6545 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6546 bf542m, bf544m, bf547m, bf548m, and bf549m.
6548 From Jie Zhang <jie.zhang@analog.com>:
6549 * config/bfin/predicates.md (p_register_operand): New predicate.
6550 (dp_register_operand): New predicate.
6551 * config/bfin/bfin-protos.h (WA_05000074): Define.
6552 (ENABLE_WA_05000074): Define.
6553 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6554 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6555 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6556 (define_attr addrtype): Allow load/store register to be P register.
6557 (define_attr storereg): New.
6558 (define_cpu_unit anomaly_05000074): New.
6559 (define_insn_reservation dsp32shiftimm): New.
6560 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6561 (define_insn_reservation loadp): Cannot use slot2.
6562 (define_insn_reservation loadsp): Cannot use slot2.
6563 (define_insn_reservation storep): Cannot use slot2. Does not
6564 apply when working around 05000074.
6565 (define_insn_reservation storep_anomaly_05000074): New.
6566 (define_insn_reservation storei): Does not apply when working
6568 (define_insn_reservation storei_anomaly_05000074): New.
6569 (define_attr length): Add dsp32shiftimm case.
6570 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6571 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6572 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6573 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6574 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6576 2009-09-07 Martin Jambor <mjambor@suse.cz>
6579 * tree-sra.c (create_artificial_child_access): Return NULL if
6580 build_ref_for_offset fails.
6581 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6582 and create_artificial_child_access to fail.
6584 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6587 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6588 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6589 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6591 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6593 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6594 block, ensure it has an exit edge. Emit a barrier after a jump.
6596 2009-09-07 Nick Clifton <nickc@redhat.com>
6598 * gcc.c (this_is_linker_script): New variable. Like
6599 this_is_library_file but for the %T constructor.
6600 (end_going_arg): If this_is_linker_script is set then locate the
6601 script and insert a --script switch before it
6602 (do_spec_2): Initialise this_is_linker_script.
6603 (do_spec_1): Likewise. Handle %T construct.
6604 (eval_spec_function): Preserve this_is_linker_script.
6605 * doc/invoke.texi: Document %T construct in spec files.
6606 * config/m32c/m32c.h (LIB_SPEC): Use it.
6608 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6610 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6611 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6612 when volatile flag is set.
6613 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6615 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6618 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6619 (combine_stack_adjustments_for_block): Allow insns between stack
6620 adjustments and stores with corresponding pre-(dec|inc)rement or
6621 pre-modify operation.
6623 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6626 * combine-stack-adj.c (struct csa_memlist): Rename to...
6627 (struct csa_reflist): ... this. Rename mem field to ref.
6628 (free_csa_memlist): Rename to...
6629 (free_csa_reflist): ... this.
6630 (record_one_stack_memref): Rename to...
6631 (record_one_stack_ref): ... this. Handle also REG_P.
6632 (try_apply_stack_adjustment): Handle also REG_P.
6633 (struct record_stack_memrefs_data): Rename to...
6634 (struct record_stack_refs_data): ... this. Rename memlist field to
6636 (record_stack_memrefs): Rename to...
6637 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6638 subexpressions instead of failing when a MEM contains SP references.
6639 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6640 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6642 2009-09-06 Richard Guenther <rguenther@suse.de>
6645 * tree.c (build_array_type): Do not record types marked
6646 with structural equality in the canonical type hashtable.
6648 2009-09-06 Richard Guenther <rguenther@suse.de>
6651 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6653 2009-09-05 Richard Guenther <rguenther@suse.de>
6656 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6658 2009-09-05 Richard Guenther <rguenther@suse.de>
6661 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6663 2009-09-05 Richard Guenther <rguenther@suse.de>
6666 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6667 before comparing function argument types.
6669 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6672 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6675 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6678 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6680 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6681 locators before emit_insn is called.
6683 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6686 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6687 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6688 (reginfo_init): Don't call allocate_reg_info.
6690 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6693 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6694 NONDEBUG_INSN_P instead of INSN_P.
6696 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6699 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6701 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6704 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6705 pattern of the split.
6707 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6709 * toplev.c (process_options): Move setter of flag_var_tracking
6710 before other tests that depend on it. Move down setter of
6711 flag_rename_registers. Don't enable var-tracking-assignments
6712 by default if selective scheduling is enabled. Warn if both
6715 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6717 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6718 comment. Use switch statement to catch overlaps between rtx
6719 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6720 (IS_DECL_CODE): ... here. Remove.
6721 (check_value_is_not_decl): Remove.
6722 (dv_from_decl, dv_from_value): Check after conversion.
6724 2009-09-04 Richard Guenther <rguenther@suse.de>
6727 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6728 after emitting tunks. Move emitting thunks and ctors from ...
6729 (cgraph_optimize): ... here. Remove redundant
6730 cgraph_analyze_functions.
6731 * varasm.c (find_decl_and_mark_needed): Remove no longer
6733 (finish_aliases_1): Adjust check for thunk aliases.
6735 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6737 * config/arm/arm.md (ctzsi2): Added braces
6738 to avoid warning that broke booststrap.
6740 2009-09-04 Martin Jambor <mjambor@suse.cz>
6742 PR tree-optimization/41112
6743 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
6744 handle variable-bounded arrays.
6745 (expr_with_var_bounded_array_refs_p): New function.
6746 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
6748 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
6750 * config/s390/2097.md: Removed two incorrect bypasses.
6751 (z10_fsimpdf): Fixed latency.
6752 (z10_fhex): New insn_reservation.
6753 (z10_floaddf): Fixed latency.
6754 (z10_floadsf): Fixed latency.
6755 (z10_ftrunctf): Fixed latency.
6756 (z10_ftruncdf): Fixed latency.
6757 * config/s390/s390.c (z10_cost): Fixed values.
6758 (s390_adjust_priority): Added z10 path.
6759 * config/s390/s390.md (type): Added fhex.
6760 (*mov<mode>_64dfp): Updated type attribute.
6761 (*mov<mode>_64): Updated type attribute.
6762 (*mov<mode>_31): Updated type attribute.
6763 (*mov<mode>"): Likewise.
6764 * config/s390/2084.md (x_fsimpdf): Updated condition.
6766 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
6768 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
6769 RTXs in the predicate for operand 1.
6771 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
6773 * config/arm/arm.md (UNSPEC_RBIT): New constant.
6774 (rbitsi2): New insn.
6775 (ctzsi2): New expand.
6776 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
6778 2009-09-03 Martin Jambor <mjambor@suse.cz>
6780 * tree-sra.c (duplicate_expr_for_different_base): Removed.
6781 (create_artificial_child_access): Use build_ref_for_offset instead
6782 of duplicate_expr_for_different_base.
6783 (propagate_subacesses_accross_link): Likewise.
6785 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
6787 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
6789 (mips16e_collect_argument_saves): Skip debug instructions.
6790 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
6791 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
6792 (r10k_insert_cache_barriers): Likewise.
6793 (mips_reorg_process_insns): Likewise.
6795 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
6798 * ira.c (update_equiv_reg): Remove check on class likely spill.
6800 2009-09-03 Jakub Jelinek <jakub@redhat.com>
6803 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
6804 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
6808 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
6809 the stack slot if it is passed by invisible reference.
6810 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
6811 by invisible reference.
6813 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6815 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6816 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
6817 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
6819 * config/bfin/sync.md: New file.
6820 * config/bfin/bfin.md: Include it.
6821 (UNSPEC_ATOMIC): New.
6822 (UNSPEC_ONES): Provide a unique number.
6824 From Jie Zhang <jie.zhang@analog.com>:
6825 * config/bfin/bfin.c (ret_regs): New.
6826 (must_save_fp_p): Don't return true because of frame_pointer_needed.
6827 (must_save_rets_p): New.
6828 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
6829 current_function_is_leaf.
6830 (do_link): Likewise.
6831 (do_unlink): Likewise.
6832 (expand_interrupt_handler_prologue): Use ret_regs array.
6833 (expand_interrupt_handler_epilogue): Use ret_regs array and
6834 pass return register to gen_return_internal.
6835 (bfin_expand_epilogue): Pass return register to
6836 gen_return_internal.
6837 (bfin_expand_call): Explicitly clobber RETS.
6838 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
6839 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
6840 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
6841 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
6843 (return_internal): Take a reg rtx rather than the register number.
6845 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
6847 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
6848 when comparing against estimated_loop_iterations_int return.
6850 2009-09-03 Richard Guenther <rguenther@suse.de>
6852 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
6853 eh_personality_libfunc.
6855 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6857 * tree-parloops.c (separate_decls_in_region): Add space.
6859 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6861 * tree-parloops.c (separate_decls_in_region): Change the condition
6862 checking if there are reductions in the loop.
6864 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
6866 PR tree-optimization/38275
6867 * tree-parloops.c (parallelize_loops): Replace profitability condition
6868 for expected number of iterations.
6870 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6872 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
6873 (bootstrap-debug): Explain conditions in which it becomes default.
6874 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
6877 2009-09-03 Namhyung Kim <namhyung@gmail.com>
6879 * doc/invoke.texi (Optimize Options): Move
6880 -finline-small-functions to the -O2 list.
6882 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
6884 * toplev.c (process_options): Enable var-tracking-assignments
6885 by default if var-tracking is enabled.
6887 2009-09-02 David Daney <ddaney@caviumnetworks.com>
6889 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
6891 * emit-rtl.c (prev_nonnote_insn_bb): New function.
6892 * rtl.h (prev_nonnote_insn_bb): Declare it.
6894 2009-09-03 Diego Novillo <dnovillo@google.com>
6896 * cgraph.c (cgraph_node_for_decl): New.
6897 * cgraph.h (cgraph_node_for_decl): Declare.
6898 * tree.c (host_integerp): Return 0 if T is NULL.
6900 2009-09-03 Diego Novillo <dnovillo@google.com>
6902 * tree.h (struct alias_pair): Move from varasm.c.
6903 (alias_pairs): Likewise.
6904 (TYPE_MAXVAL): Define.
6905 (TYPE_MINVAL): Define.
6906 (iterative_hash_host_wide_int): Declare.
6907 (remove_unreachable_alias_pairs): Declare.
6908 * tree-pass.h (pass_ipa_free_lang_data): Declare.
6909 * diagnostic.c (default_diagnostic_starter): Make extern.
6910 (default_diagnostic_finalizer): Make extern.
6911 * diagnostic.h (default_diagnostic_starter): Declare.
6912 (default_diagnostic_finalizer): Declare.
6913 (default_tree_printer): Declare.
6914 * toplev.c (default_tree_printer): Make extern.
6916 2009-09-03 Richard Guenther <rguenther@suse.de>
6917 Diego Novillo <dnovillo@google.com>
6919 * cgraph.c (cgraph_add_new_function): Remove gimplification.
6920 * cgraphunit.c (cgraph_expand_function): Do not emit
6921 associated thunks from here.
6922 (cgraph_emit_thunks): New.
6923 (cgraph_optimize): Call it.
6924 Return if any IPA pass finds an error.
6925 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
6928 2009-09-03 Simon Baldwin <simonb@google.com>
6929 Rafael Espindola <espindola@google.com>
6930 Richard Guenther <rguenther@suse.de>
6931 Doug Kwan <dougkwan@google.com>
6932 Diego Novillo <dnovillo@google.com>
6934 * tree.c: Include tree-pass.h, langhooks-def.h,
6935 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
6936 (free_lang_data_in_type): New.
6937 (need_assembler_name_p): New.
6938 (free_lang_data_in_block): New.
6939 (free_lang_data_in_decl): New.
6940 (struct free_lang_data_d): New.
6941 (add_tree_to_fld_list): New.
6942 (find_decls_types_r): New.
6943 (get_eh_types_for_runtime): New.
6944 (find_decls_types_in_eh_region): New.
6945 (find_decls_types_in_node): New.
6946 (find_decls_types_in_var): New.
6947 (free_lang_data_in_cgraph): New.
6948 (free_lang_data): New.
6949 (gate_free_lang_data): New.
6950 (pass_ipa_free_lang_data): New.
6952 2009-09-03 Diego Novillo <dnovillo@google.com>
6954 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
6955 * langhooks.h (struct lang_hooks): Add field free_lang_data.
6956 (lang_hooks): Remove const qualifier.
6957 * ipa.c (cgraph_remove_unreachable_nodes): Call
6958 remove_unreachable_alias_pairs.
6959 * except.c (add_type_for_runtime): Check if TYPE has
6960 already been converted.
6961 (lookup_type_for_runtime): Likewise.
6962 (check_handled): Handle converted types.
6963 * varasm.c (remove_unreachable_alias_pairs): New.
6964 * gimple.c: Include demangle.h.
6965 (gimple_decl_printable_name): New.
6966 (gimple_fold_obj_type_ref): New.
6967 * gimple.h (gimple_decl_printable_name): Declare.
6968 (gimple_fold_obj_type_ref): Declare.
6969 * passes.c (init_optimization_passes): Add pass
6970 pass_ipa_free_lang_data.
6971 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
6972 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
6974 2009-09-03 Diego Novillo <dnovillo@google.com>
6976 * c-lang.c (lang_hooks): Remove const qualifier.
6978 2009-09-02 Loren James Rittle <ljrittle@acm.org>
6980 * doc/install.texi (*-*-freebsd*): Update target information.
6982 2009-09-02 Anatoly Sokolov <aesok@post.ru>
6984 * hard-reg-set.h (call_fixed_regs): Remove.
6985 * reginfo.c (call_fixed_regs): Remove.
6986 (init_reg_sets_1): Remove initialization of call_fixed_regs.
6987 (globalize_reg): Don't use call_fixed_regs.
6988 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
6991 2009-09-01 Michael Matz <matz@suse.de>
6993 * expr.h (emit_storent_insn, expand_expr_real_1,
6994 expand_expr_real_2): Declare.
6995 * expr.c (emit_storent_insn, expand_expr_real_1,
6996 expand_expr_real_2): Export.
6997 (store_expr): Setting and evaluating dont_return_target is useless.
6998 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
6999 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7000 * except.c (expand_resx_expr): Rename to ...
7001 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7002 * except.h (expand_resx_stmt): Declare.
7003 * stmt.c: Add include gimple.h
7004 (expand_asm_expr): Rename to ...
7005 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7006 (expand_case): Rewrite to take gimple statement.
7007 * tree.h (expand_asm_stmt): Declare.
7008 (expand_case): Change prototype.
7009 * Makefile.in (stmt.o): Depend on gimple.h.
7010 * builtins.c (expand_builtin_synchronize): Build gimple asm
7011 statement, not an ASM_EXPR.
7012 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7013 gimple_to_tree, release_stmt_tree): Remove.
7014 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7015 ggc_free, but hold comparison code and operands separately.
7016 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7017 (expand_call_stmt, expand_gimple_stmt_1,
7018 expand_gimple_stmt): New helpers.
7019 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7020 release_stmt_tree. Call expand_gimple_stmt instead.
7021 (expand_gimple_basic_block): Ditto.
7023 * calls.c (emit_call_1): Don't look at EH regions here, make
7024 fntree parameter useless.
7025 (expand_call): New local rettype for TREE_TYPE(exp), use it
7026 throughout. Remove local p, use addr instead.
7027 Don't look at EH regions here.
7029 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7031 * doc/invoke.texi (-fsched-pressure): Document it.
7032 (-fsched-reg-pressure-heuristic): Remove it.
7034 * reload.c (ira.h): Include.
7035 (find_reloads): Add choosing reload on number of small spilled
7038 * haifa-sched.c (ira.h): Include.
7039 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7040 saved_reg_pressure, curr_reg_live, saved_reg_live,
7041 region_ref_regs): New variables.
7042 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7043 initiate_reg_pressure_info, setup_ref_regs,
7044 initiate_bb_reg_pressure_info, save_reg_pressure,
7045 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7047 (setup_insn_reg_pressure_info): New function.
7048 (rank_for_schedule): Add pressure checking and insn issue time.
7049 Remove comparison of insn reg weights.
7050 (ready_sort): Set insn reg pressure info.
7051 (update_register_pressure, setup_insn_max_reg_pressure,
7052 update_reg_and_insn_max_reg_pressure,
7053 sched_setup_bb_reg_pressure_info): New functions.
7054 (schedule_insn): Add code for printing and updating reg pressure info.
7055 (find_set_reg_weight, find_insn_reg_weight): Remove.
7056 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7057 (debug_ready_list): Print reg pressure info.
7058 (schedule_block): Ditto. Check insn issue time.
7059 (sched_init): Set up sched_pressure_p. Allocate and set up some
7060 reg pressure related info.
7061 (sched_finish): Free some reg pressure related info.
7062 (fix_tick_ready): Make insn always ready if pressure_p.
7063 (init_h_i_d): Don't call find_insn_reg_weight.
7064 (haifa_finish_h_i_d): Free insn reg pressure info.
7066 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7067 ira_memory_move_cost, ira_class_hard_regs,
7068 ira_class_hard_regs_num, ira_no_alloc_regs,
7069 ira_available_class_regs, ira_reg_class_cover_size,
7070 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7072 * ira-lives.c (single_reg_class): Check mode to find how many
7073 registers are necessary for operand.
7074 (ira_implicitly_set_insn_hard_regs): New.
7076 * common.opt (fsched-pressure): New options.
7077 (fsched-reg-pressure-heuristic): Remove.
7079 * ira.c (setup_eliminable_regset): Rename to
7080 ira_setup_eliminable_regset. Make it external.
7081 (expand_reg_info): Pass cover class to setup_reg_classes.
7082 (ira): Call resize_reg_info instead of allocate_reg_info.
7084 * sched-deps.c: Include ira.h.
7085 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7086 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7087 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7088 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7089 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7090 mark_insn_reg_store, mark_insn_reg_clobber,
7091 setup_insn_reg_pressure_info): New.
7092 (sched_analyze_1): Update implicit_reg_pending_uses.
7093 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7094 Use them to create dependencies. Set insn reg uses and pressure
7095 info. Process reg_pending_uses in one place.
7096 (free_deps): Free implicit sets.
7097 (remove_from_deps): Remove implicit sets if necessary. Check
7098 implicit sets when clearing reg_last_in_use.
7099 (init_deps_global): Clear implicit_reg_pending_clobbers and
7100 implicit_reg_pending_uses.
7102 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7103 ira_memory_move_cost, ira_class_hard_regs,
7104 ira_class_hard_regs_num, ira_no_alloc_regs,
7105 ira_available_class_regs, ira_reg_class_cover_size,
7106 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7107 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7108 ira_implicitly_set_insn_hard_regs): New prototypes.
7110 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7111 cost_elements_num): New variables.
7112 (allocno_costs, total_costs): Rename to costs and
7113 total_allocno_costs.
7114 (COSTS_OF_ALLOCNO): Rename to COSTS.
7115 (allocno_pref): Rename to pref.
7116 (allocno_pref_buffer): Rename to pref_buffer.
7117 (common_classes): Rename to regno_cover_class.
7119 (record_reg_classes): Set allocno attributes only if allocno_p.
7120 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7121 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7122 and COSTS_OF_ALLOCNO.
7123 (print_costs): Rename to print_allocno_costs.
7124 (print_pseudo_costs): New.
7125 (process_bb_node_for_costs): Split into 2 functions with new
7126 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7127 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7128 new parameter dump_file. Use cost_elements_num instead of
7129 ira_allocnos_num. Make one iteration if preferred classes were
7130 already calculated for scheduler. Make 2 versions of code
7131 depending on allocno_p.
7132 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7133 regno_cover_class and COSTS instead of common_classes and
7135 (init_costs, finish_costs): New.
7136 (ira_costs): Set up allocno_p and cost_elements_num. Call
7137 init_costs and finish_costs.
7138 (ira_set_pseudo_classes): New.
7140 * rtl.h (allocate_reg_info): Remove.
7141 (resize_reg_info): Change return type.
7142 (reg_cover_class): New.
7143 (setup_reg_classes): Add new parameter.
7145 * sched-int.h (struct deps_reg): New member implicit_sets.
7146 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7147 (INCREASE_BITS): New macro.
7148 (struct reg_pressure_data, struct reg_use_data): New.
7149 (struct _haifa_insn_data): Remove reg_weight. Add members
7150 reg_pressure, reg_use_list, reg_set_list, and
7151 reg_pressure_excess_cost_change.
7152 (struct deps): New member implicit_sets.
7153 (pressure_p): New variable.
7154 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7155 (struct reg_pressure_data, struct reg_use_data): New.
7156 (INSN_REG_WEIGHT): Remove.
7157 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7158 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7159 (sched_init_region_reg_pressure_info,
7160 sched_setup_bb_reg_pressure_info): New prototypes.
7162 * reginfo.c (struct reg_pref): New member coverclass.
7163 (reg_cover_class): New function.
7164 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7165 (reg_info_size): New variable.
7166 (allocate_reg_info): Make static. Setup reg_info_size.
7167 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7168 (setup_reg_classes): Add a new parameter. Setup cover class too.
7170 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7173 * sched-rgn.c (deps_join): Set up implicit_sets.
7174 (schedule_region): Set up region and basic blocks pressure
7177 * passes.c (init_optimization_passes): Move
7178 pass_subregs_of_mode_init before pass_sched.
7180 2009-09-02 Martin Jambor <mjambor@suse.cz>
7182 * tree-sra.c (struct access): New field grp_hint.
7183 (dump_access): Dump grp_hint.
7184 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7186 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7187 those which have been specifically read and somehow written to.
7188 (propagate_subacesses_accross_link): Set grp_hint of right child and
7189 also possibly of the left child.
7191 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7193 * tree-object-size.c (addr_object_size): Always use object_size_type
7194 0 or 2 when determining the pointer pointed object size.
7196 2009-09-02 Richard Guenther <rguenther@suse.de>
7199 2009-08-31 Richard Guenther <rguenther@suse.de>
7201 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7202 to query if the memory regions for memmove overlap.
7203 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7204 asserts on pointers, instead deal with odd trees.
7205 (ptr_derefs_may_alias_p): Likewise.
7206 (refs_may_alias_p_1): Constructor bases also never alias.
7208 2009-08-01 Christian Bruel <christian.bruel@st.com>
7211 2009-07-31 Christian Bruel <christian.bruel@st.com>
7212 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7214 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7216 * doc/invoke.texi (-fvar-tracking-assignments): New.
7217 (-fvar-tracking-assignments-toggle): New.
7218 (-fdump-final-insns=file): Mark filename as optional.
7219 (--param min-nondebug-insn-uid): New.
7220 (-gdwarf-@{version}): Mention version 4.
7221 * opts.c (common_handle_option): Accept it.
7222 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7223 * regrename.c (regrename_optimize): Drop last. Don't count debug
7224 insns as uses. Don't reject change because of debug insn.
7225 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7226 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7227 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7228 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7229 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7230 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7231 * doc/gimple.texi (is_gimple_debug): New.
7232 (gimple_debug_bind_p): New.
7233 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7234 * doc/install.texi (bootstrap-debug): More details.
7235 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7236 (bootstrap-debug-lib): More details.
7237 (bootstrap-debug-ckovw): Update.
7238 (bootstrap-time): New.
7239 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7240 (insert_phi_nodes_for): Insert debug stmts.
7241 (rewrite_stmt): Take iterator. Insert debug stmts.
7242 (rewrite_enter_block): Adjust.
7243 (maybe_replace_use_in_debug_stmt): New.
7244 (rewrite_update_stmt): Use it.
7245 (mark_use_interesting): Return early for debug stmts.
7246 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7247 stmts before replacing stmt.
7248 (move_computations_stmt): Likewise.
7249 * ira-conflicts.c (add_copies): Skip debug insns.
7250 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7251 (regstat_bb_compute_ri): Skip debug insns.
7252 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7253 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7254 check_loop_closed_ssa_stmt): Skip debug stmts.
7255 * tree-tailcall.c (find_tail_calls): Likewise.
7256 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7257 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7258 (build_var_debug_value_stat): Declare.
7259 (build_var_debug_value): Define.
7260 (target_for_debug_bind): Declare.
7261 * reload.c (find_equiv_reg): Skip debug insns.
7262 * rtlanal.c (reg_used_between_p): Skip debug insns.
7263 (side_effects_p): Likewise.
7264 (canonicalize_condition): Likewise.
7265 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7266 insns never depend on debug insns.
7267 (create_ddg_dep_no_link): Likewise.
7268 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7269 Don't add inter-loop dependencies for debug insns.
7270 (build_intra_loop_deps): Likewise.
7271 (create_ddg): Count debug insns.
7272 * ddg.h (struct ddg::num_debug): New.
7273 (num_backargs): Pair up with previous int field.
7274 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7275 -fcompare-debug-second.
7276 * final.c (get_attr_length_1): Skip debug insns.
7277 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7278 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7279 (driver_self_specs): Map -fdump-final-insns to
7280 -fdump-final-insns=..
7281 (get_local_tick): New.
7282 (compare_debug_dump_opt_spec_function): Test for . argument and
7283 compute output name. Compute temp output spec without flag name.
7284 Compute -frandom-seed.
7285 (OPT): Undef after use.
7286 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7287 (average_num_loop_insns): Likewise.
7288 * params.h (MIN_NONDEBUG_INSN_UID): New.
7289 * gimple.def (GIMPLE_DEBUG): New.
7290 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7291 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7292 (merge_in_block): Fix whitespace.
7293 * toplev.c (flag_var_tracking): Update comment.
7294 (flag_var_tracking_assignments): New.
7295 (flag_var_tracking_assignments_toggle): New.
7296 (process_options): Don't open final insns dump file if we're not
7297 going to write to it. Compute defaults for var_tracking.
7298 * df-scan.c (df_insn_rescan_debug_internal): New.
7299 (df_uses_record): Handle debug insns.
7300 * haifa-sched.c (ready): Initialize n_debug.
7301 (contributes_to_priority): Skip debug insns.
7302 (dep_list_size): New.
7304 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7305 they're ready. Disregard previous debug insns to make decisions.
7306 (queue_insn): Never queue debug insns.
7307 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7308 (schedule_insn): Don't reject debug insns because of issue rate.
7309 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7310 (queue_to_ready): Skip and discount debug insns.
7311 (choose_ready): Let debug insns through.
7312 (schedule_block): Check boundary debug insns. Discount debug
7313 insns, schedule them early. Adjust whitespace.
7314 (set_priorities): Check for boundary debug insns.
7315 (add_jump_dependencies): Use dep_list_size.
7316 (prev_non_location_insn): New.
7317 (check_cfg): Use it.
7318 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7320 (remove_unused_ivs): Reset debug stmts.
7321 * modulo-sched.c (const_iteration_count): Skip debug insns.
7322 (res_MII): Discount debug insns.
7323 (loop_single_full_bb_p): Skip debug insns.
7324 (sms_schedule): Likewise.
7325 (sms_schedule_by_order): Likewise.
7326 (ps_has_conflicts): Likewise.
7327 * caller-save.c (refmarker_fn): New.
7328 (save_call_clobbered_regs): Replace regs with saved mem in
7330 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7331 Call refmarker_fn mark for hardregnos.
7332 (mark_reg_as_referenced): New.
7333 (replace_reg_with_saved_mem): New.
7334 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7335 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7337 (cse_extended_basic_block): Skip debug insns.
7338 (count_reg_usage): Likewise.
7339 (is_dead_reg): New, split out of...
7340 (set_live_p): ... here.
7341 (insn_live_p): Use it for debug insns.
7342 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7343 (execute_optimize_stdarg): Likewise.
7344 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7345 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7346 changes in debug stmts as changes.
7347 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7348 (moveup_expr): Don't move across debug insns. Don't move
7349 debug insn if it would create a bookkeeping block.
7350 (moveup_expr_cached): Don't use cache for debug insns that
7351 are heads of blocks.
7352 (compute_av_set_inside_bb): Skip debug insns.
7353 (sel_rank_for_schedule): Schedule debug insns first. Remove
7355 (block_valid_for_bookkeeping_p); Support lax searches.
7356 (create_block_for_bookkeeping): Adjust block numbers when
7357 encountering debug-only blocks.
7358 (find_place_for_bookkeeping): Deal with debug-only blocks.
7359 (generate_bookkeeping_insn): Accept no place to insert.
7360 (remove_temp_moveop_nops): New argument full_tidying.
7361 (prepare_place_to_insert): Deal with debug insns.
7362 (advance_state_on_fence): Debug insns don't start cycles.
7363 (update_boundaries): Take fence as argument. Deal with
7365 (schedule_expr_on_boundary): No full_tidying on debug insns.
7366 (fill_insns): Deal with debug insns.
7367 (track_scheduled_insns_and_blocks): Don't count debug insns.
7368 (need_nop_to_preserve_insn_bb): New, split out of...
7369 (remove_insn_from_stream): ... this.
7370 (fur_orig_expr_not_found): Skip debug insns.
7371 * rtl.def (VALUE): Move up.
7373 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7374 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7375 Set it if debug stmts are found.
7376 (statement_sink_location): Skip debug stmts. Propagate
7377 moving defs into debug stmts.
7378 * ifcvt.c (first_active_insn): Skip debug insns.
7379 (last_active_insns): Likewise.
7380 (cond_exec_process_insns): Likewise.
7381 (noce_process_if_block): Likewise.
7382 (check_cond_move_block): Likewise.
7383 (cond_move_convert_if_block): Likewise.
7384 (block_jumps_and_fallthru_p): Likewise.
7385 (dead_or_predicable): Likewise.
7386 * dwarf2out.c (debug_str_hash_forced): New.
7387 (find_AT_string): Add comment.
7388 (gen_label_for_indirect_string): New.
7389 (get_debug_string_label): New.
7390 (AT_string_form): Use it.
7391 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7392 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7393 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7394 several operations that cannot be represented with DWARF opcodes.
7395 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7396 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7397 (dwarf2out_var_location): Take during-call mark into account.
7398 (output_indirect_string): Update comment. Output if there are
7399 label and references.
7400 (prune_indirect_string): New.
7401 (prune_unused_types): Call it if debug_str_hash_forced.
7402 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7403 (dw_long_long_const): Remove.
7404 (struct dw_val_struct): Change val_long_long type to rtx.
7405 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7406 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7407 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7408 component instead of HOST_BITS_PER_LONG.
7409 (output_loc_operands): Likewise. For const8* assert
7410 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7411 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7412 rather than HOST_BITS_PER_LONG is >= 64.
7413 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7415 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7416 HOST_BITS_PER_LONG for dw_val_class_long_long.
7417 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7418 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7419 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7421 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7422 Handle DW_OP_implicit_value.
7423 (extract_int): Move prototype earlier.
7424 (mem_loc_descriptor): For SUBREG punt if inner
7425 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7426 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7427 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7428 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7429 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7430 instead of Pmode size.
7431 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7432 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7433 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7434 (concat_loc_descriptor, concatn_loc_descriptor,
7435 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7436 (add_location_or_const_value_attribute): Likewise. For single
7437 location loc_lists attempt to use add_const_value_attribute
7438 for constant decls. Add DW_AT_const_value even if
7439 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7441 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7442 (control_flow_insn_p): Likewise.
7443 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7444 (separate_decls_in_region_debug_bind): New.
7445 (separate_decls_in_region): Process debug bind stmts afterwards.
7446 * recog.c (verify_changes): Handle debug insns.
7447 (extract_insn): Likewise.
7448 (peephole2_optimize): Skip debug insns.
7449 * dse.c (scan_insn): Skip debug insns.
7450 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7452 (setup_id_for_insn): Handle debug insns.
7453 (maybe_tidy_empty_bb): Adjust whitespace.
7454 (tidy_control_flow): Skip debug insns.
7455 (sel_remove_insn): Adjust for debug insns.
7456 (sel_estimate_number_of_insns): Skip debug insns.
7457 (create_insn_rtx_from_pattern): Handle debug insns.
7458 (create_copy_of_insn_rtx): Likewise.
7459 * sel-sched-.h (sel_bb_end): Declare.
7460 (sel_bb_empty_or_nop_p): New.
7461 (get_all_loop_exits): Use it.
7462 (_eligible_successor_edge_p): Likewise.
7463 (return_nop_to_pool): Adjust.
7464 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7465 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7466 * gimple-pretty-print.c (dump_gimple_debug): New.
7467 (dump_gimple_stmt): Use it.
7468 (dump_bb_header): Skip gimple debug stmts.
7469 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7470 (fixup_match_2): Likewise.
7471 (regmove_backward_pass): Likewise. Simplify combined
7472 replacement. Handle debug insns.
7473 * function.c (instantiate_virtual_regs): Handle debug insns.
7474 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7475 * print-rtl.h: Include cselib.h.
7476 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7477 * df.h (df_inns_rescan_debug_internal): Declare.
7478 * gcse.c (alloc_hash_table): Estimate n_insns.
7479 (cprop_insn): Don't regard debug insns as changes.
7480 (bypass_conditional_jumps): Skip debug insns.
7481 (one_pre_gcse_pass): Adjust.
7482 (one_code_hoisting_pass): Likewise.
7483 (compute_ld_motion_mems): Skip debug insns.
7484 (one_cprop_pass): Adjust.
7485 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7486 (if_convertible_stmt_p): Handle debug stmts.
7487 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7488 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7489 * ira-build.c (create_bb_allocnos): Skip debug insns.
7490 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7491 (has_single_use): Likewise.
7492 (single_imm_use): Likewise.
7493 (num_imm_uses): Likewise.
7494 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7495 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7496 (create_outofssa_var_map): Likewise.
7497 * lower-subreg.c (adjust_decomposed_uses): New.
7498 (resolve_debug): New.
7499 (decompose_multiword_subregs): Use it.
7500 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7501 * emit-rtl.c: Include params.h.
7502 (cur_debug_insn_uid): Define.
7503 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7504 (copy_rtx_if_shared_1): Handle debug insns.
7505 (reset_used_flags): Likewise.
7506 (set_used_flags): LIkewise.
7507 (get_max_insn_count): New.
7508 (next_nondebug_insn): New.
7509 (prev_nondebug_insn): New.
7510 (make_debug_insn_raw): New.
7511 (emit_insn_before_noloc): Handle debug insns.
7512 (emit_jump_insn_before_noloc): Likewise.
7513 (emit_call_insn_before_noloc): Likewise.
7514 (emit_debug_insn_before_noloc): New.
7515 (emit_insn_after_noloc): Handle debug insns.
7516 (emit_jump_insn_after_noloc): Likewise.
7517 (emit_call_insn_after_noloc): Likewise.
7518 (emit_debug_insn_after_noloc): Likewise.
7519 (emit_insn_after): Take loc from earlier non-debug insn.
7520 (emit_jump_insn_after): Likewise.
7521 (emit_call_insn_after): Likewise.
7522 (emit_debug_insn_after_setloc): New.
7523 (emit_debug_insn_after): New.
7524 (emit_insn_before): Take loc from later non-debug insn.
7525 (emit_jump_insn_before): Likewise.
7526 (emit_call_insn_before): Likewise.
7527 (emit_debug_insn_before_setloc): New.
7528 (emit_debug_insn_before): New.
7529 (emit_insn): Handle debug insns.
7530 (emit_debug_insn): New.
7531 (emit_jump_insn): Handle debug insns.
7532 (emit_call_insn): Likewise.
7534 (init_emit): Take min-nondebug-insn-uid into account.
7535 Initialize cur_debug_insn_uid.
7536 (emit_copy_of_insn_after): Handle debug insns.
7537 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7538 location of single rhs in place.
7539 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7540 (floor_sdiv_adjust): New.
7541 (cell_sdiv_adjust): New.
7542 (cell_udiv_adjust): New.
7543 (round_sdiv_adjust): New.
7544 (round_udiv_adjust): New.
7545 (wrap_constant): Moved from cselib.
7546 (unwrap_constant): New.
7547 (expand_debug_expr): New.
7548 (expand_debug_locations): New.
7549 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7551 (gimple_expand_cfg): Expand debug locations.
7552 * cselib.c: Include tree-pass.h.
7553 (struct expand_value_data): New.
7554 (cselib_record_sets_hook): New.
7555 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7556 (cselib_clear_table): Move, and implemnet in terms of...
7557 (cselib_reset_table_with_next_value): ... this.
7558 (cselib_get_next_unknown_value): New.
7559 (discard_useless_locs): Don't discard preserved values.
7560 (cselib_preserve_value): New.
7561 (cselib_preserved_value_p): New.
7562 (cselib_preserve_definitely): New.
7563 (cselib_clear_preserve): New.
7564 (cselib_preserve_only_values): New.
7565 (new_cselib_val): Take rtx argument. Dump it in details.
7566 (cselib_lookup_mem): Adjust.
7567 (expand_loc): Take regs_active in struct. Adjust. Silence
7568 dumps unless details are requested.
7569 (cselib_expand_value_rtx_cb): New.
7570 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7571 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7572 without details. Copy more subregs. Try to resolve values
7573 using a callback. Wrap constants.
7574 (cselib_subst_to_values): Adjust.
7575 (cselib_log_lookup): New.
7576 (cselib_lookup): Call it.
7577 (cselib_invalidate_regno): Don't count preserved values as useless.
7578 (cselib_invalidate_mem): Likewise.
7579 (cselib_record_set): Likewise.
7580 (struct set): Renamed to cselib_set, moved to cselib.h.
7581 (cselib_record_sets): Adjust. Call hook.
7582 (cselib_process_insn): Reset table when it would be cleared.
7583 (dump_cselib_val): New.
7584 (dump_cselib_table): New.
7585 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7586 (remove_forwarder_block): Support moving debug stmts.
7587 * cselib.h (cselib_record_sets_hook): Declare.
7588 (cselib_expand_callback): New type.
7589 (cselib_expand_value_rtx_cb): Declare.
7590 (cselib_reset_table_with_next_value): Declare.
7591 (cselib_get_next_unknown_value): Declare.
7592 (cselib_preserve_value): Declare.
7593 (cselib_preserved_value_p): Declare.
7594 (cselib_preserve_only_values): Declare.
7595 (dump_cselib_table): Declare.
7596 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7597 (try_crossjump_to_edge): Likewise.
7598 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7599 dominated blocks when debug stmts are present.
7600 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7601 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7602 (set_var_live_on_entry): Likewise.
7603 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7604 * cfglayout.c (curr_location, last_location): Make static.
7605 (set_curr_insn_source_location): Don't avoid bouncing.
7606 (get_curr_insn_source_location): New.
7607 (get_curr_insn_block): New.
7608 (duplicate_insn_chain): Handle debug insns.
7609 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7611 * common.opt (fcompare-debug): Move to sort order.
7612 (fdump-unnumbered-links): Likewise.
7613 (fvar-tracking-assignments): New.
7614 (fvar-tracking-assignments-toggle): New.
7615 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7616 because of debug stmts.
7617 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7618 (eliminate_unnecessary_stmts): Walk dominated blocks before
7620 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7621 * ira.c (memref_used_between_p): Skip debug insns.
7622 (update_equiv_regs): Likewise.
7623 * sched-deps.c (sd_lists_size): Accept empty list.
7624 (sd_init_insn): Mark debug insns.
7625 (sd_finish_insn): Unmark them.
7626 (sd_add_dep): Reject non-debug deps on debug insns.
7627 (fixup_sched_groups): Give debug insns group treatment.
7629 (sched_analyze_reg): Don't mark debug insns for sched before call.
7630 (sched_analyze_2): Handle debug insns.
7631 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7633 (deps_analyze_insn): Handle debug insns.
7634 (deps_start_bb): Skip debug insns.
7635 (init_deps): Initialize last_debug_insn.
7636 * tree-ssa.c (target_for_debug_bind): New.
7637 (find_released_ssa_name): New.
7638 (propagate_var_def_into_debug_stmts): New.
7639 (propagate_defs_into_debug_stmts): New.
7640 (verify_ssa): Skip debug bind stmts without values.
7641 (warn_uninialized_vars): Skip debug stmts.
7642 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7643 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7644 (rtx_equal_p): Likewise.
7645 * ira-costs.c (scan_one_insn): Skip debug insns.
7646 (process_bb_node_for_hard_reg_moves): Likewise.
7647 * rtl.h (DEBUG_INSN_P): New.
7648 (NONDEBUG_INSN_P): New.
7649 (MAY_HAVE_DEBUG_INSNS): New.
7650 (INSN_P): Accept debug insns.
7651 (RTX_FRAME_RELATED_P): Likewise.
7652 (INSN_DELETED_P): Likewise
7653 (PAT_VAR_LOCATION_DECL): New.
7654 (PAT_VAR_LOCATION_LOC): New.
7655 (PAT_VAR_OCATION_STATUS): New.
7656 (NOTE_VAR_LOCATION_DECL): Reimplement.
7657 (NOTE_VAR_LOCATION_LOC): Likewise.
7658 (NOTE_VAR_LOCATION_STATUS): Likewise.
7659 (INSN_VAR_LOCATION): New.
7660 (INSN_VAR_LOCATION_DECL): New.
7661 (INSN_VAR_LOCATION_LOC): New.
7662 (INSN_VAR_LOCATION_STATUS): New.
7663 (gen_rtx_UNKNOWN_VAR_LOC): New.
7664 (VAR_LOC_UNKNOWN_P): New.
7665 (NOTE_DURING_CALL_P): New.
7666 (SCHED_GROUP_P): Accept debug insns.
7667 (emit_debug_insn_before): Declare.
7668 (emit_debug_insn_before_noloc): Declare.
7669 (emit_debug_insn_beore_setloc): Declare.
7670 (emit_debug_insn_after): Declare.
7671 (emit_debug_insn_after_noloc): Declare.
7672 (emit_debug_insn_after_setloc): Declare.
7673 (emit_debug_insn): Declare.
7674 (make_debug_insn_raw): Declare.
7675 (prev_nondebug_insn): Declare.
7676 (next_nondebug_insn): Declare.
7677 (delegitimize_mem_from_attrs): Declare.
7678 (get_max_insn_count): Declare.
7679 (wrap_constant): Declare.
7680 (unwrap_constant): Declare.
7681 (get_curr_insn_source_location): Declare.
7682 (get_curr_insn_block): Declare.
7683 * tree-inline.c (insert_debug_decl_map): New.
7684 (processing_debug_stmt): New.
7685 (remap_decl): Don't create new mappings in debug stmts.
7686 (remap_gimple_op_r): Don't add references in debug stmts.
7687 (copy_tree_body_r): Likewise.
7688 (remap_gimple_stmt): Handle debug bind stmts.
7689 (copy_bb): Skip debug stmts.
7690 (copy_edges_for_bb): Likewise.
7691 (copy_debug_stmt): New.
7692 (copy_debug_stmts): New.
7693 (copy_body): Copy debug stmts at the end.
7694 (insert_init_debug_bind): New.
7695 (insert_init_stmt): Take id. Skip and emit debug stmts.
7696 (setup_one_parameter): Remap variable earlier, register debug mapping.
7697 (estimate_num_insns): Skip debug stmts.
7698 (expand_call_inline): Preserve debug_map.
7699 (optimize_inline_calls): Check for no debug_stmts left-overs.
7700 (unsave_expr_now): Preserve debug_map.
7701 (copy_gimple_seq_and_replace_locals): Likewise.
7702 (tree_function_versioning): Check for no debug_stmts left-overs.
7703 Init and destroy debug_map as needed. Split edges unconditionally.
7704 (build_duplicate_type): Init and destroy debug_map as needed.
7705 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7706 (struct copy_body_data): Add debug_stmts and debug_map.
7707 * sched-int.h (struct ready_list): Add n_debug.
7708 (struct deps): Add last_debug_insn.
7709 (DEBUG_INSN_SCHED_P): New.
7710 (BOUNDARY_DEBUG_INSN_P): New.
7711 (SCHEDULE_DEBUG_INSN_P): New.
7712 (sd_iterator_cond): Accept empty list.
7713 * combine.c (create_log_links): Skip debug insns.
7714 (combine_instructions): Likewise.
7715 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7716 return value is always unshared.
7717 (struct rtx_subst_pair): New.
7718 (auto_adjust_pair): New.
7719 (propagate_for_debug_subst): New.
7720 (propagate_for_debug): New.
7721 (try_combine): Skip debug insns. Propagate removed defs into
7723 (next_nonnote_nondebug_insn): New.
7724 (distribute_notes): Use it. Skip debug insns.
7725 (distribute_links): Skip debug insns.
7726 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7727 * resource.c (mark_target_live_regs): Likewise.
7728 * var-tracking.c: Include cselib.h and target.h.
7729 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7731 (micro_operation_type_name): New.
7732 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7733 (struct micro_operation_def): Update comments.
7734 (decl_or_value): New type. Use instead of decls.
7735 (struct emit_note_data_def): Add vars.
7736 (struct attrs_def): Use decl_or_value.
7737 (struct variable_tracking_info_def): Add permp, flooded.
7738 (struct location_chain_def): Update comment.
7739 (struct variable_part_def): Use decl_or_value.
7740 (struct variable_def): Make var_part a variable length array.
7742 (scratch_regs): New.
7743 (cselib_hook_called): New.
7744 (dv_is_decl_p): New.
7745 (dv_is_value_p): New.
7748 (dv_as_opaque): New.
7749 (dv_onepart_p): New.
7751 (IS_DECL_CODE): New.
7752 (check_value_is_not_decl): New.
7753 (dv_from_decl): New.
7754 (dv_from_value): New.
7755 (dv_htab_hash): New.
7756 (variable_htab_hash): Use it.
7757 (variable_htab_eq): Support values.
7758 (variable_htab_free): Free from the right pool.
7759 (attrs_list_member, attrs_list_insert): Use decl_or_value.
7760 (attrs_list_union): Adjust.
7761 (attrs_list_mpdv_union): New.
7762 (tie_break_pointers): New.
7763 (canon_value_cmp): New.
7764 (unshare_variable): Return possibly-modified slot.
7765 (vars_copy_1): Adjust.
7766 (var_reg_decl_set): Adjust. Split out of...
7767 (var_reg_set): ... this.
7768 (get_init_value): Adjust.
7769 (var_reg_delete_and_set): Adjust.
7770 (var_reg_delete): Adjust.
7771 (var_regno_delete): Adjust.
7772 (var_mem_decl_set): Split out of...
7773 (var_mem_set): ... this.
7774 (var_mem_delete_and_set): Adjust.
7775 (var_mem_delete): Adjust.
7779 (variable_union): Adjust. Speed up merge of 1-part vars.
7780 (variable_canonicalize): Use unshared slot.
7781 (VALUED_RECURSED_INTO): New.
7782 (find_loc_in_1pdv): New.
7783 (struct dfset_merge): New.
7784 (insert_into_intersection): New.
7785 (intersect_loc_chains): New.
7787 (canonicalize_loc_order_check): New.
7788 (canonicalize_values_mark): New.
7789 (canonicalize_values_star): New.
7790 (variable_merge_over_cur): New.
7791 (variable_merge_over_src): New.
7792 (dataflow_set_merge): New.
7793 (dataflow_set_equiv_regs): New.
7794 (remove_duplicate_values): New.
7795 (struct dfset_post_merge): New.
7796 (variable_post_merge_new_vals): New.
7797 (variable_post_merge_perm_vals): New.
7798 (dataflow_post_merge_adjust): New.
7799 (find_mem_expr_in_1pdv): New.
7800 (dataflow_set_preserve_mem_locs): New.
7801 (dataflow_set_remove_mem_locs): New.
7802 (dataflow_set_clear_at_call): New.
7803 (onepart_variable_different_p): New.
7804 (variable_different_p): Use it.
7805 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
7806 (track_expr_p): Add need_rtl parameter. Don't generate rtl
7808 (track_loc_p): Pass it true.
7809 (struct count_use_info): New.
7810 (find_use_val): New.
7811 (replace_expr_with_values): New.
7813 (use_type): New, partially split out of...
7814 (count_uses): ... this. Count new micro-ops.
7815 (count_uses_1): Adjust.
7816 (count_stores): Adjust.
7817 (count_with_sets): New.
7818 (VAL_NEEDS_RESOLUTION): New.
7819 (VAL_HOLDS_TRACK_EXPR): New.
7820 (VAL_EXPR_IS_COPIED): New.
7821 (VAL_EXPR_IS_CLOBBERED): New.
7822 (add_uses): Adjust. Generate new micro-ops.
7823 (add_uses_1): Adjust.
7824 (add_stores): Generate new micro-ops.
7825 (add_with_sets): New.
7826 (find_src_status): Adjust.
7827 (find_src_set_src): Adjust.
7828 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
7829 Handle new micro-ops. Canonicalize value equivalances.
7830 (vt_find_locations): Compute total size of hash tables for
7831 dumping. Perform merge for var-tracking-assignments. Don't
7832 disregard single-block loops.
7833 (dump_attrs_list): Handle decl_or_value.
7834 (dump_variable): Take variable. Deal with decl_or_value.
7835 (dump_variable_slot): New.
7836 (dump_vars): Use it.
7837 (dump_dataflow_sets): Adjust.
7838 (set_slot_part): New, extended to support one-part variables
7839 after splitting out of...
7840 (set_variable_part): ... this.
7841 (clobber_slot_part): New, split out of...
7842 (clobber_variable_part): ... this.
7843 (delete_slot_part): New, split out of...
7844 (delete_variable_part): .... this.
7845 (check_wrap_constant): New.
7846 (vt_expand_loc_callback): New.
7847 (vt_expand_loc): New.
7848 (emit_note_insn_var_location): Adjust. Handle values. Handle
7849 EMIT_NOTE_AFTER_CALL_INSN.
7850 (emit_notes_for_differences_1): Adjust. Handle values.
7851 (emit_notes_for_differences_2): Likewise.
7852 (emit_notes_for_differences): Adjust.
7853 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
7854 Adjust. Handle new micro-ops.
7855 (vt_add_function_parameters): Adjust. Create and bind values.
7856 (vt_initialize): Adjust. Initialize scratch_regs and
7857 valvar_pool, flooded and perm.. Initialize and use cselib. Log
7858 operations. Move some code to count_with_sets and add_with_sets.
7859 (delete_debug_insns): New.
7860 (vt_debug_insns_local): New.
7861 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
7863 (var_tracking_main): If var-tracking-assignments is enabled
7864 but var-tracking isn't, delete debug insns and leave. Likewise
7865 if we exceed limits or fail the stack adjustments tests, and
7866 after all var-tracking processing.
7867 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
7868 (dataflow_set): Add traversed_vars.
7869 (value_chain, const_value_chain): New typedefs.
7870 (value_chain_pool, value_chains): New variables.
7871 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
7872 add_value_chains, add_cselib_value_chains, remove_value_chain,
7873 remove_value_chains, remove_cselib_value_chains): New functions.
7874 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
7875 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
7877 (shared_hash_find_slot_unshare, shared_hash_find_slot,
7878 shared_hash_find_slot_noinsert, shared_hash_find): Update.
7879 (dst_can_be_shared): New variable.
7880 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
7881 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
7882 different from set->vars, look up slot again instead of using the
7884 (dataflow_set_init): Initialize traversed_vars.
7885 (variable_union): Use shared_hash_*. Use initially NO_INSERT
7886 lookup if set->vars is shared. Don't keep slot cleared before
7887 calling unshare_variable. Unshare set->vars if needed. Adjust
7888 unshare_variable callers. Clear dst_can_be_shared if needed.
7889 Even ->refcount == 1 vars must be unshared if set->vars is shared
7890 and var needs to be modified.
7891 (dataflow_set_union): Set traversed_vars during canonicalization.
7892 (VALUE_CHANGED, DECL_CHANGED): Define.
7893 (set_dv_changed, dv_changed_p): New static inlines.
7894 (track_expr_p): Clear DECL_CHANGED.
7895 (dump_dataflow_sets): Set it.
7896 (variable_was_changed): Call set_dv_changed.
7897 (emit_note_insn_var_location): Likewise.
7898 (changed_variables_stack): New variable.
7899 (check_changed_vars_1, check_changed_vars_2): New functions.
7900 (emit_notes_for_changes): Do nothing if changed_variables is
7901 empty. Traverse changed_variables with check_changed_vars_1,
7902 call check_changed_vars_2 on each changed_variables_stack entry.
7903 (emit_notes_in_bb): Add SET argument. Just clear it at the
7904 beginning, use it instead of local &set, don't destroy it at the end.
7905 (vt_emit_notes): Call dataflow_set_clear early on all
7906 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
7907 computed set, dataflow_set_clear also VTI(bb)->in when we are
7908 done with the basic block. Initialize changed_variables_stack,
7909 free it afterwards. If ENABLE_CHECKING verify that after noting
7910 differences to an empty set value_chains hash table is empty.
7911 (vt_initialize): Initialize value_chains and value_chain_pool.
7912 (vt_finalize): Delete value_chains htab, free value_chain_pool.
7913 (variable_tracking_main): Call dump_dataflow_sets before calling
7914 vt_emit_notes, not after it.
7915 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
7916 (propagate_var_def_into_debug_stmts): Declare.
7917 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
7918 (df_set_note): Reject debug insns.
7919 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
7920 add notes to debug insns.
7921 (df_note_bb_compute): Adjust. Likewise.
7922 (df_simulate_uses): Skip debug insns.
7923 (df_simulate_initialize_backwards): Likewise.
7924 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
7925 (subst_stack_regs_pat): Reject debug insns.
7926 (convert_regs_1): Handle debug insns.
7927 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
7928 (print-rtl.o): Depend on cselib.h.
7929 (cselib.o): Depend on TREE_PASS_H.
7930 (var-tracking.o): Depend on cselib.h and TARGET_H.
7931 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
7932 (init_ready_list): Skip boundary debug insns.
7933 (add_branch_dependences): Skip debug insns.
7934 (free_block_dependencies): Check for blocks with only debug insns.
7935 (compute_priorities): Likewise.
7936 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
7937 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
7939 (gimple_build_debug_bind_stat): New.
7940 (empty_body_p): Skip debug stmts.
7941 (gimple_has_side_effects): Likewise.
7942 (gimple_rhs_has_side_effects): Likewise.
7943 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
7944 (gimple_build_debug_bind_stat): Declare.
7945 (gimple_build_debug_bind): Define.
7946 (is_gimple_debug): New.
7947 (gimple_debug_bind_p): New.
7948 (gimple_debug_bind_get_var): New.
7949 (gimple_debug_bind_get_value): New.
7950 (gimple_debug_bind_get_value_ptr): New.
7951 (gimple_debug_bind_set_var): New.
7952 (gimple_debug_bind_set_value): New.
7953 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
7954 (gimple_debug_bind_reset_value): New.
7955 (gimple_debug_bind_has_value_p): New.
7956 (gsi_next_nondebug): New.
7957 (gsi_prev_nondebug): New.
7958 (gsi_start_nondebug_bb): New.
7959 (gsi_last_nondebug_bb): New.
7960 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
7961 (print_insn): Handle DEBUG_INSN.
7962 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
7963 of first insn prevail.
7964 (first_stmt): Skip debug stmts.
7965 (first_non_label_stmt): Likewise.
7966 (last_stmt): Likewise.
7967 (has_zero_uses_1): New.
7968 (single_imm_use_1): New.
7969 (verify_gimple_debug): New.
7970 (verify_types_in_gimple_stmt): Handle debug stmts.
7971 (verify_stmt): Likewise.
7972 (debug_loop_num): Skip debug stmts.
7973 (remove_edge_and_dominated_blocks): Remove dominators last.
7974 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
7975 (linearize_expr): Likewise.
7976 * config/i386/i386.c (ix86_delegitimize_address): Call
7977 default implementation.
7978 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
7979 (group_barrier_needed): Skip debug insns.
7980 (emit_insn_group_barriers): Likewise.
7981 (emit_all_insn_group_barriers): Likewise.
7982 (ia64_variable_issue): Handle debug insns.
7983 (ia64_dfa_new_cycle): Likewise.
7984 (final_emit_insn_group_barriers): Skip debug insns.
7985 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
7986 def cfa without frame.
7987 (process_set): Likewise.
7988 (process_for_unwind_directive): Pass frame on.
7989 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
7990 (rs6000_delegitimize_address): New.
7991 (rs6000_debug_adjust_cost): Handle debug insns.
7992 (is_microcoded_insn): Likewise.
7993 (is_cracked_insn): Likewise.
7994 (is_nonpipeline_insn): Likewise.
7995 (insn_must_be_first_in_group): Likewise.
7996 (insn_must_be_last_in_group): Likewise.
7997 (force_new_group): Likewise.
7998 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
7999 contains only debug insns.
8000 (rtl_merge_blocks): Skip debug insns.
8001 (purge_dead_edges): Likewise.
8002 (rtl_block_ends_with_call_p): Skip debug insns.
8003 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8004 (mark_reg_dependencies): Skip debug insns.
8005 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8006 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8007 * tree-ssa-threadedge.c
8008 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8009 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8010 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8011 (copyprop_hardreg_forward_1): Handle debug insns.
8012 * reload1.c (reload): Skip debug insns. Replace unassigned
8013 pseudos in debug insns with their equivalences.
8014 (eliminate_regs_in_insn): Skip debug insns.
8015 (emit_input_reload_insns): Skip debug insns at first, adjust
8017 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8018 (get_indirect_ref_operands): Pass opf_no_vops on.
8019 (get_expr_operands): Likewise. Skip debug stmts.
8020 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8022 2009-09-01 Richard Henderson <rth@redhat.com>
8024 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8025 stmt_ends_pp_p statements at least once.
8026 * tree-vrp.c (vrp_initialize): Likewise.
8027 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8029 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8032 Fix AIX bootstrap after PR debug/30161
8033 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8034 that is a GNU extension.
8035 (tmpl_value_parm_die_table): Move the definition of this global
8036 outside #ifdef DWARF2_DEBUGGING_INFO region.
8038 2009-09-01 Richard Guenther <rguenther@suse.de>
8040 * tree.c (tree_expr_size): New function.
8041 * tree.h (tree_expr_size): Declare.
8042 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8043 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8044 * langhooks.c (lhd_expr_size): Remove.
8045 * langhooks.h (struct lang_hooks): Remove expr_size.
8046 * explow.c (expr_size): Use tree_expr_size.
8047 (int_expr_size): Likewise.
8048 * langhooks-def.h (lhd_expr_size): Remove.
8049 (LANG_HOOKS_EXPR_SIZE): Likewise.
8050 (LANG_HOOKS_INITIALIZER): Adjust.
8052 2009-09-01 Richard Guenther <rguenther@suse.de>
8054 * tree-flow.h (mark_addressable): Move declaration ...
8055 * tree.h (mark_addressable): ... here.
8056 * stmt.c (expand_asm_operands): Use mark_addressable, not
8057 lang_hooks.mark_addressable.
8058 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8059 LANG_HOOKS_MARK_ADDRESSABLE.
8060 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8061 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8063 2009-08-31 Chris Demetriou <cgd@google.com>
8065 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8066 vectorize if not TARGET_SSE2.
8068 2009-08-31 DJ Delorie <dj@redhat.com>
8070 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8071 registers if no coprocessor is enabled.
8073 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8076 * cgraph.h (cgraph_get_node): Declare ...
8077 * cgraph.c (cgraph_get_node): ... new function.
8078 * dwarf2out.c (gen_generic_params_dies,
8079 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8080 make_ith_pack_parameter_name,
8081 append_entry_to_tmpl_value_parm_die_table,
8082 gen_remaining_tmpl_value_param_die_attribute): New functions.
8083 (gen_subprogram_die): Generate debug info for template parameters
8084 if debug info level is higher than DINFO_LEVEL_TERSE.
8085 Use tree_add_const_value_attribute_for_decl instead of
8086 tree_add_const_value_attribute.
8087 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8088 instead of tree_add_const_value_attribute.
8089 (gen_struct_or_union_type_die): Generate debug
8090 info for template parameters if debug info level is higher than
8092 (tree_add_const_value_attribute): Handle integral and pointer
8093 constants. Update comment.
8094 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8095 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8096 (reference_to_unused): Fix thinko. Remove redundant predicates from
8098 (tree_add_const_value_attribute): Make this work for constant
8100 tree_add_const_value_attribute_for_decl is to be used for variable
8102 (add_location_or_const_value_attribute): Use
8103 tree_add_const_value_attribute_for_decl now.
8104 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8105 DW_TAG_template_value_param DIEs after function DIEs have been
8107 * langhooks.h (lang_hooks_for_types): Add
8108 get_argument_pack_elems.
8109 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8110 (lang_hooks): Added get_innermost_generic_parms,
8111 get_innermost_generic_args.
8112 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8113 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8114 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8115 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8117 2009-08-31 DJ Delorie <dj@redhat.com>
8119 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8120 it once we start generating the prologue or epilogue.
8121 (mep_call_saves_register): If the frame is locked, re-use
8123 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8124 (mep_expand_prologue): Call it.
8125 (mep_expand_epilogue): Likewise.
8126 (mep_start_function): Use the same logic as mep_expand_prologue.
8127 (mep_pass_by_reference): Make logic more readable.
8128 (mep_return_in_memory): Zero-sized objects are passed in memory.
8129 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8131 2009-08-31 Richard Guenther <rguenther@suse.de>
8133 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8134 to query if the memory regions for memmove overlap.
8135 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8136 asserts on pointers, instead deal with odd trees.
8137 (ptr_derefs_may_alias_p): Likewise.
8138 (refs_may_alias_p_1): Constructor bases also never alias.
8140 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8142 * doc/install.texi (Final install): Adjust reference on where to
8143 order printed manuals.
8145 2009-08-30 Olivier Hainque <hainque@adacore.com>
8147 * dwarf2out.c (switch_to_frame_table_section): Move
8148 definition prior to first use.
8150 2009-08-30 Richard Guenther <rguenther@suse.de>
8152 PR tree-optimization/41186
8153 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8154 (ao_ref_init_from_ptr_and_size): New function.
8155 (ref_maybe_used_by_call_p_1): Be more precise tracking
8156 used ranges for builtin functions.
8157 (ref_maybe_used_by_call_p): Adjust.
8158 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8159 ranges for builtin functions.
8160 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8162 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8165 * fwprop.c (get_reg_use_in): Delete.
8166 (free_load_extend): New function.
8167 (forward_propagate_subreg): Use it.
8169 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8171 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8173 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8176 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8179 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8181 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8182 fini or fini_array section.
8184 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8186 * graphite-dependences.c (graphite_legal_transform_bb): Call
8187 pbb_remove_duplicate_pdrs.
8188 * graphite-poly.c (can_collapse_pdr): Removed.
8189 (pdr_find_duplicate): Removed.
8190 (can_collapse_pdrs): New.
8191 (pbb_remove_duplicate_pdrs): New.
8192 (new_poly_dr): Do not look for duplicates.
8193 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8194 (PBB_PDR_DUPLICATES_REMOVED): New.
8195 (pbb_remove_duplicate_pdrs): Declared.
8197 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8199 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8200 the strides by multiplying by PDR_NB_REFS.
8201 * graphite-poly.c (can_collapse_pdr): New.
8202 (pdr_find_duplicate): New.
8203 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8204 Initialize PDR_NB_REFS.
8205 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8207 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8209 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8212 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8215 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8217 * graphite-dependences.c (pddr_original_scattering): Return NULL
8218 for read-read dependence relations.
8219 * graphite-poly.h (enum poly_dr_type): Fix comment.
8222 (pdr_may_write_p): New.
8224 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8226 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8227 (struct poly_dr): Same.
8228 (new_poly_dr): Same.
8229 * graphite-poly.c (new_poly_dr): Same.
8230 * graphite-dependences.c (dot_deps): Disable call to system.
8232 2009-08-28 Cary Coutant <ccoutant@google.com>
8235 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8236 struct/union/enum types local to a function.
8238 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8239 Sebastian Pop <sebastian.pop@amd.com>
8241 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8242 pbb_strip_mine_time_depth. Changed the implementation so that
8243 transformation is expressed as a transformation on
8244 time (scatttering) dimensions. Also, ensures that the 2d+1
8245 scheduling format is preserved.
8246 (pbb_strip_mine_profitable_p): Profitability is based on the
8247 iteration number of a given time (scattering) dimension,
8248 and not on a original loop depth dimension.
8249 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8250 (pbb_do_strip_mine): Call psct_dynamic_dim.
8251 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8252 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8253 (pbb_nb_dynamic_scattering_transform): New.
8254 (psct_dynamic_dim): New.
8256 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8258 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8259 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8260 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8261 * graphite-interchange.c (build_linearized_memory_access): Same.
8262 (memory_stride_in_loop): Same.
8264 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8266 * graphite-dependences.c (pddr_original_scattering): New.
8267 (graphite_legal_transform_dr): Call pddr_original_scattering.
8270 * graphite-dependences.h (dot_deps): Declared.
8271 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8272 (print_pdr): Print PDR_ID.
8273 * graphite-poly.h (struct poly_dr): Add field id.
8276 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8278 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8280 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8281 not delete the original dependence relation.
8283 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8285 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8286 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8287 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8288 (free_poly_ddr): New.
8289 (pddr_is_empty): New.
8290 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8291 (dependence_polyhedron): Same. Remove useless gcc_assert.
8293 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8294 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8295 * graphite-dependences.h (enum poly_dependence_kind): New.
8296 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8297 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8298 (PDRP_SINK): Renamed PDDR_SINK.
8299 (PDRP_DDP): Renamed PDDR_DDP.
8301 (free_poly_ddr): Declared.
8302 * graphite-poly.c (new_scop): Use the new hash function names.
8303 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8304 into original_pddrs.
8305 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8307 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8309 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8310 bounds with LT_EXPR to make niter analysis more precise on code
8311 generated by Graphite.
8313 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8315 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8316 (graphite_legal_transform_bb): Same.
8317 (poly_drs_may_alias_p): Same.
8319 2009-08-28 Richard Guenther <rguenther@suse.de>
8321 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8323 2009-08-28 Jan Beulich <jbeulich@novell.com>
8325 * config/i386/netware.c: Include langhooks.h.
8326 (i386_nlm_encode_section_info): Simplify.
8327 (netware_override_options): Delete.
8328 * config/i386/netware.h (netware_override_options): Delete
8330 (OVERRIDE_OPTIONS): Delete definition.
8331 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8332 (ASM_COMMENT_START): Define.
8333 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8335 2009-08-28 Jan Beulich <jbeulich@novell.com>
8337 * configure.ac: For in-tree ld, do a plain version check to
8338 determine whether comdat groups are supported.
8339 * configure: Regenerate.
8341 2009-08-28 Olivier Hainque <hainque@adacore.com>
8343 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8344 always defined. Reflect definition or absence of such for
8345 COLLECT_EXPORT_LIST. Readability helper.
8346 (scanfilter): New enum, to help control what symbols
8347 are to be considered or ignored by scan_prog_file.
8348 (enum pass): Rename as "scanpass", moved together with scanfilter
8349 prior to scan_prog_file's prototype.
8350 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8351 Group prototype with the scanpass/scanfilter definitions, factorize
8352 head comments for the several implementations at the prototype.
8353 (main): Reorganize the first pass link control to let AIX
8354 drag only the needed frame tables in executables. Prevent
8355 frame tables collection during the scan aimed at static ctors.
8356 Pre-link and scan for frame tables later to compensate.
8357 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8358 A C statement to issue assembly directives that create a reference
8359 to the given DWARF table identifier label from the current function
8361 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8362 to differentiate first time section entry. Only emit a .data
8363 tables start identifier label the first time around.
8364 (switch_to_frame_table_section): New function. Helper for
8365 output_call_frame_info to switch possibly BACK into the eh_frame
8366 or the debug_frame section depending on FOR_EH.
8367 (output_call_frame_info): Use helper to first enter the proper
8369 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8370 emit a link to the frame table start label from each function
8372 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8373 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8374 * config/rs6000/rs6000-protos.h: Declare it.
8375 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8377 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8379 * config/sh/sh.c (split_branches): Check the result of
8382 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8384 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8385 using -pthread -fopenmp
8387 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8389 * doc/service.texi (service directory): Update URL.
8391 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8393 PR rtl-optimization/40861
8394 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8395 extract word from a multi-word subreg for negative byte positions.
8397 2009-08-27 Tristan Gingold <gingold@adacore.com>
8398 Douglas B Rupp <rupp@gnat.com>
8400 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8401 (SECTION_VMS_OVERLAY): Define.
8402 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8404 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8406 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8407 common_object declarations.
8408 (ia64_section_type_flags): Set section flag for common_object.
8409 * config/ia64/ia64-protos.h
8410 (ia64_vms_output_aligned_decl_common): Declare.
8411 (ia64_vms_elf_asm_named_section): Declare.
8413 2009-08-27 Michael Matz <matz@suse.de>
8415 * expr.c (expand_expr_real_2): New function taking exploded
8416 unary or binary expression, split out from ...
8417 (expand_expr_real_1): ... here. Move over all unary/binary
8418 switch parts to above function, in particular these codes:
8419 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8420 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8421 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8422 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8423 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8424 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8425 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8426 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8427 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8428 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8429 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8430 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8431 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8432 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8433 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8434 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8435 VEC_PACK_FIX_TRUNC_EXPR.
8436 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8439 2009-08-27 Richard Guenther <rguenther@suse.de>
8441 * gengtype.c (main): Handle uint64_t.
8442 * ipa-utils.c (get_base_var): Indent properly.
8443 * tree-ssa-live.c (debug_scope_block): New function.
8444 * tree-flow.h (debug_scope_block): Declare.
8445 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8446 * basic-block.h (enum profile_status): Rename to
8447 enum profile_status_d.
8448 (x_profile_status): Adjust type.
8450 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8453 * dwarf2out.c (get_context_die): Declare this static function.
8454 (gen_type_die_with_usage): Make sure a DIE is a generated for
8455 the context of a typedef.
8457 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8459 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8462 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8464 * config/mips/mips-protos.h (mips_output_sync): Declare.
8465 (mips_sync_loop_insns): Likewise.
8466 (mips_output_sync_loop): Replace first two parameters with an rtx.
8467 * config/mips/mips.c (mips_multi_member): New structure.
8468 (mips_multi_members): New variable.
8469 (mips_multi_start): New function.
8470 (mips_multi_add): Likewise.
8471 (mips_multi_add_insn): Likewise.
8472 (mips_multi_add_label): Likewise.
8473 (mips_multi_last_index): Likewise.
8474 (mips_multi_copy_insn): Likewise.
8475 (mips_multi_set_operand): Likewise.
8476 (mips_multi_write): Likewise.
8477 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8478 (mips_init_print_operand_punct): Update accordingly.
8479 (mips_start_ll_sc_sync_block): New function.
8480 (mips_end_ll_sc_sync_block): Likewise.
8481 (mips_output_sync): Likewise.
8482 (mips_sync_insn1_template): Likewise.
8483 (mips_sync_insn2_template): Likewise.
8484 (mips_get_sync_operand): Likewise.
8485 (mips_process_sync_loop): Likewise.
8486 (mips_output_sync_loop): Use mips_process_sync_loop.
8487 (mips_sync_loop_insns): New function.
8488 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8489 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8490 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8491 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8492 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8493 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8494 (MIPS_SYNC_OLD_OP_12): Likewise.
8495 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8496 (MIPS_SYNC_NEW_OP_12): Likewise.
8497 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8498 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8499 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8500 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8501 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8502 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8503 * config/mips/mips.md (sync_mem): New attribute.
8504 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8505 (sync_exclusive_mask, sync_required_oldval): Likewise.
8506 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8507 (sync_release_barrier): Likewise.
8508 (length): Handle sync loops.
8509 (sync): Use mips_output_sync.
8510 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8511 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8512 and use mips_output_sync_loop.
8513 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8514 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8515 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8516 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8517 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8518 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8519 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8520 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8521 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8523 2009-08-26 Richard Guenther <rguenther@suse.de>
8526 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8527 the types to not match.
8528 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8530 * tree-ssa.c (useless_type_conversion_p): Conversions to
8531 pointers to unprototyped functions are useless.
8533 2009-08-26 Richard Guenther <rguenther@suse.de>
8535 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8536 whole-program condition, prepare to be called for non-globals.
8537 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8538 params build a representative with known type and track its fields.
8540 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8542 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8543 clearing by a taken branch.
8544 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8545 effectively after bbro pass.
8546 (sync_nand<mode>): Ditto.
8547 (sync_old_<fetchop_name><mode>): Ditto.
8548 (sync_old_nand<mode>): Ditto.
8549 (sync_new_<fetchop_name><mode>): Dito.
8550 (sync_new_nand<mode>): Ditto.
8551 (sync_compare_and_swap<mode>_1): Ditto.
8552 (*sync_compare_and_swap<mode>): Ditto.
8553 (sync_lock_test_and_set<mode>_1): Ditto.
8554 ("sync_lock_test_and_set<mode>): Ditto.
8556 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8558 * hwint.h (HOST_LONG_FORMAT): New macro
8559 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8560 Use HOST_PTR_PRINTF.
8561 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8562 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8563 (HOST_PTR_PRINTF): Document.
8565 2009-08-25 Jan Hubicka <jh@suse.cz>
8567 * config/i386/bmmintrin.h: Replace by #error.
8570 Michael Meissner <michael.meissner@amd.com>
8571 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8572 Tony Linthicum <tony.linthicum@amd.com>
8574 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8575 (TARGET_ROUND): New macro for the round/ptest instructions which
8576 are shared between SSE4.1 and SSE5.
8577 (OPTION_MASK_ISA_ROUND): Ditto.
8578 (OPTION_ISA_ROUND): Ditto.
8579 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8580 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8582 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8583 (-mfused-madd): New switch to give users control over whether the
8584 compiler optimizes to use the multiply/add SSE5 instructions.
8586 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8587 (ix86_handle_option): Turn off 3dnow if -msse5.
8588 (override_options): Add SSE5 support.
8589 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8591 (ix86_expand_sse_movcc): Add SSE5 support.
8592 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8593 vector type to the next largest size.
8594 (ix86_expand_sse5_pack): New function to use pperm to pack a
8595 vector type to the next smallest size.
8596 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8597 (IX86_BUILTIN_FMADDSD): Ditto.
8598 (IX86_BUILTIN_FMADDPS): Ditto.
8599 (IX86_BUILTIN_FMADDPD): Ditto.
8600 (IX86_BUILTIN_FMSUBSS): Ditto.
8601 (IX86_BUILTIN_FMSUBSD): Ditto.
8602 (IX86_BUILTIN_FMSUBPS): Ditto.
8603 (IX86_BUILTIN_FMSUBPD): Ditto.
8604 (IX86_BUILTIN_FNMADDSS): Ditto.
8605 (IX86_BUILTIN_FNMADDSD): Ditto.
8606 (IX86_BUILTIN_FNMADDPS): Ditto.
8607 (IX86_BUILTIN_FNMADDPD): Ditto.
8608 (IX86_BUILTIN_FNMSUBSS): Ditto.
8609 (IX86_BUILTIN_FNMSUBSD): Ditto.
8610 (IX86_BUILTIN_FNMSUBPS): Ditto.
8611 (IX86_BUILTIN_FNMSUBPD): Ditto.
8612 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8613 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8614 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8615 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8616 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8617 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8618 (IX86_BUILTIN_PPERM): Ditto.
8619 (IX86_BUILTIN_PERMPS): Ditto.
8620 (IX86_BUILTIN_PERMPD): Ditto.
8621 (IX86_BUILTIN_PMACSSWW): Ditto.
8622 (IX86_BUILTIN_PMACSWW): Ditto.
8623 (IX86_BUILTIN_PMACSSWD): Ditto.
8624 (IX86_BUILTIN_PMACSWD): Ditto.
8625 (IX86_BUILTIN_PMACSSDD): Ditto.
8626 (IX86_BUILTIN_PMACSDD): Ditto.
8627 (IX86_BUILTIN_PMACSSDQL): Ditto.
8628 (IX86_BUILTIN_PMACSSDQH): Ditto.
8629 (IX86_BUILTIN_PMACSDQL): Ditto.
8630 (IX86_BUILTIN_PMACSDQH): Ditto.
8631 (IX86_BUILTIN_PMADCSSWD): Ditto.
8632 (IX86_BUILTIN_PMADCSWD): Ditto.
8633 (IX86_BUILTIN_PHADDBW): Ditto.
8634 (IX86_BUILTIN_PHADDBD): Ditto.
8635 (IX86_BUILTIN_PHADDBQ): Ditto.
8636 (IX86_BUILTIN_PHADDWD): Ditto.
8637 (IX86_BUILTIN_PHADDWQ): Ditto.
8638 (IX86_BUILTIN_PHADDDQ): Ditto.
8639 (IX86_BUILTIN_PHADDUBW): Ditto.
8640 (IX86_BUILTIN_PHADDUBD): Ditto.
8641 (IX86_BUILTIN_PHADDUBQ): Ditto.
8642 (IX86_BUILTIN_PHADDUWD): Ditto.
8643 (IX86_BUILTIN_PHADDUWQ): Ditto.
8644 (IX86_BUILTIN_PHADDUDQ): Ditto.
8645 (IX86_BUILTIN_PHSUBBW): Ditto.
8646 (IX86_BUILTIN_PHSUBWD): Ditto.
8647 (IX86_BUILTIN_PHSUBDQ): Ditto.
8648 (IX86_BUILTIN_PROTB): Ditto.
8649 (IX86_BUILTIN_PROTW): Ditto.
8650 (IX86_BUILTIN_PROTD): Ditto.
8651 (IX86_BUILTIN_PROTQ): Ditto.
8652 (IX86_BUILTIN_PROTB_IMM): Ditto.
8653 (IX86_BUILTIN_PROTW_IMM): Ditto.
8654 (IX86_BUILTIN_PROTD_IMM): Ditto.
8655 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8656 (IX86_BUILTIN_PSHLB): Ditto.
8657 (IX86_BUILTIN_PSHLW): Ditto.
8658 (IX86_BUILTIN_PSHLD): Ditto.
8659 (IX86_BUILTIN_PSHLQ): Ditto.
8660 (IX86_BUILTIN_PSHAB): Ditto.
8661 (IX86_BUILTIN_PSHAW): Ditto.
8662 (IX86_BUILTIN_PSHAD): Ditto.
8663 (IX86_BUILTIN_PSHAQ): Ditto.
8664 (IX86_BUILTIN_FRCZSS): Ditto.
8665 (IX86_BUILTIN_FRCZSD): Ditto.
8666 (IX86_BUILTIN_FRCZPS): Ditto.
8667 (IX86_BUILTIN_FRCZPD): Ditto.
8668 (IX86_BUILTIN_CVTPH2PS): Ditto.
8669 (IX86_BUILTIN_CVTPS2PH): Ditto.
8670 (IX86_BUILTIN_COMEQSS): Ditto.
8671 (IX86_BUILTIN_COMNESS): Ditto.
8672 (IX86_BUILTIN_COMLTSS): Ditto.
8673 (IX86_BUILTIN_COMLESS): Ditto.
8674 (IX86_BUILTIN_COMGTSS): Ditto.
8675 (IX86_BUILTIN_COMGESS): Ditto.
8676 (IX86_BUILTIN_COMUEQSS): Ditto.
8677 (IX86_BUILTIN_COMUNESS): Ditto.
8678 (IX86_BUILTIN_COMULTSS): Ditto.
8679 (IX86_BUILTIN_COMULESS): Ditto.
8680 (IX86_BUILTIN_COMUGTSS): Ditto.
8681 (IX86_BUILTIN_COMUGESS): Ditto.
8682 (IX86_BUILTIN_COMORDSS): Ditto.
8683 (IX86_BUILTIN_COMUNORDSS): Ditto.
8684 (IX86_BUILTIN_COMFALSESS): Ditto.
8685 (IX86_BUILTIN_COMTRUESS): Ditto.
8686 (IX86_BUILTIN_COMEQSD): Ditto.
8687 (IX86_BUILTIN_COMNESD): Ditto.
8688 (IX86_BUILTIN_COMLTSD): Ditto.
8689 (IX86_BUILTIN_COMLESD): Ditto.
8690 (IX86_BUILTIN_COMGTSD): Ditto.
8691 (IX86_BUILTIN_COMGESD): Ditto.
8692 (IX86_BUILTIN_COMUEQSD): Ditto.
8693 (IX86_BUILTIN_COMUNESD): Ditto.
8694 (IX86_BUILTIN_COMULTSD): Ditto.
8695 (IX86_BUILTIN_COMULESD): Ditto.
8696 (IX86_BUILTIN_COMUGTSD): Ditto.
8697 (IX86_BUILTIN_COMUGESD): Ditto.
8698 (IX86_BUILTIN_COMORDSD): Ditto.
8699 (IX86_BUILTIN_COMUNORDSD): Ditto.
8700 (IX86_BUILTIN_COMFALSESD): Ditto.
8701 (IX86_BUILTIN_COMTRUESD): Ditto.
8702 (IX86_BUILTIN_COMEQPS): Ditto.
8703 (IX86_BUILTIN_COMNEPS): Ditto.
8704 (IX86_BUILTIN_COMLTPS): Ditto.
8705 (IX86_BUILTIN_COMLEPS): Ditto.
8706 (IX86_BUILTIN_COMGTPS): Ditto.
8707 (IX86_BUILTIN_COMGEPS): Ditto.
8708 (IX86_BUILTIN_COMUEQPS): Ditto.
8709 (IX86_BUILTIN_COMUNEPS): Ditto.
8710 (IX86_BUILTIN_COMULTPS): Ditto.
8711 (IX86_BUILTIN_COMULEPS): Ditto.
8712 (IX86_BUILTIN_COMUGTPS): Ditto.
8713 (IX86_BUILTIN_COMUGEPS): Ditto.
8714 (IX86_BUILTIN_COMORDPS): Ditto.
8715 (IX86_BUILTIN_COMUNORDPS): Ditto.
8716 (IX86_BUILTIN_COMFALSEPS): Ditto.
8717 (IX86_BUILTIN_COMTRUEPS): Ditto.
8718 (IX86_BUILTIN_COMEQPD): Ditto.
8719 (IX86_BUILTIN_COMNEPD): Ditto.
8720 (IX86_BUILTIN_COMLTPD): Ditto.
8721 (IX86_BUILTIN_COMLEPD): Ditto.
8722 (IX86_BUILTIN_COMGTPD): Ditto.
8723 (IX86_BUILTIN_COMGEPD): Ditto.
8724 (IX86_BUILTIN_COMUEQPD): Ditto.
8725 (IX86_BUILTIN_COMUNEPD): Ditto.
8726 (IX86_BUILTIN_COMULTPD): Ditto.
8727 (IX86_BUILTIN_COMULEPD): Ditto.
8728 (IX86_BUILTIN_COMUGTPD): Ditto.
8729 (IX86_BUILTIN_COMUGEPD): Ditto.
8730 (IX86_BUILTIN_COMORDPD): Ditto.
8731 (IX86_BUILTIN_COMUNORDPD): Ditto.
8732 (IX86_BUILTIN_COMFALSEPD): Ditto.
8733 (IX86_BUILTIN_COMTRUEPD): Ditto.
8734 (IX86_BUILTIN_PCOMEQUB): Ditto.
8735 (IX86_BUILTIN_PCOMNEUB): Ditto.
8736 (IX86_BUILTIN_PCOMLTUB): Ditto.
8737 (IX86_BUILTIN_PCOMLEUB): Ditto.
8738 (IX86_BUILTIN_PCOMGTUB): Ditto.
8739 (IX86_BUILTIN_PCOMGEUB): Ditto.
8740 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8741 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8742 (IX86_BUILTIN_PCOMEQUW): Ditto.
8743 (IX86_BUILTIN_PCOMNEUW): Ditto.
8744 (IX86_BUILTIN_PCOMLTUW): Ditto.
8745 (IX86_BUILTIN_PCOMLEUW): Ditto.
8746 (IX86_BUILTIN_PCOMGTUW): Ditto.
8747 (IX86_BUILTIN_PCOMGEUW): Ditto.
8748 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
8749 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
8750 (IX86_BUILTIN_PCOMEQUD): Ditto.
8751 (IX86_BUILTIN_PCOMNEUD): Ditto.
8752 (IX86_BUILTIN_PCOMLTUD): Ditto.
8753 (IX86_BUILTIN_PCOMLEUD): Ditto.
8754 (IX86_BUILTIN_PCOMGTUD): Ditto.
8755 (IX86_BUILTIN_PCOMGEUD): Ditto.
8756 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
8757 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
8758 (IX86_BUILTIN_PCOMEQUQ): Ditto.
8759 (IX86_BUILTIN_PCOMNEUQ): Ditto.
8760 (IX86_BUILTIN_PCOMLTUQ): Ditto.
8761 (IX86_BUILTIN_PCOMLEUQ): Ditto.
8762 (IX86_BUILTIN_PCOMGTUQ): Ditto.
8763 (IX86_BUILTIN_PCOMGEUQ): Ditto.
8764 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
8765 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
8766 (IX86_BUILTIN_PCOMEQB): Ditto.
8767 (IX86_BUILTIN_PCOMNEB): Ditto.
8768 (IX86_BUILTIN_PCOMLTB): Ditto.
8769 (IX86_BUILTIN_PCOMLEB): Ditto.
8770 (IX86_BUILTIN_PCOMGTB): Ditto.
8771 (IX86_BUILTIN_PCOMGEB): Ditto.
8772 (IX86_BUILTIN_PCOMFALSEB): Ditto.
8773 (IX86_BUILTIN_PCOMTRUEB): Ditto.
8774 (IX86_BUILTIN_PCOMEQW): Ditto.
8775 (IX86_BUILTIN_PCOMNEW): Ditto.
8776 (IX86_BUILTIN_PCOMLTW): Ditto.
8777 (IX86_BUILTIN_PCOMLEW): Ditto.
8778 (IX86_BUILTIN_PCOMGTW): Ditto.
8779 (IX86_BUILTIN_PCOMGEW): Ditto.
8780 (IX86_BUILTIN_PCOMFALSEW): Ditto.
8781 (IX86_BUILTIN_PCOMTRUEW): Ditto.
8782 (IX86_BUILTIN_PCOMEQD): Ditto.
8783 (IX86_BUILTIN_PCOMNED): Ditto.
8784 (IX86_BUILTIN_PCOMLTD): Ditto.
8785 (IX86_BUILTIN_PCOMLED): Ditto.
8786 (IX86_BUILTIN_PCOMGTD): Ditto.
8787 (IX86_BUILTIN_PCOMGED): Ditto.
8788 (IX86_BUILTIN_PCOMFALSED): Ditto.
8789 (IX86_BUILTIN_PCOMTRUED): Ditto.
8790 (IX86_BUILTIN_PCOMEQQ): Ditto.
8791 (IX86_BUILTIN_PCOMNEQ): Ditto.
8792 (IX86_BUILTIN_PCOMLTQ): Ditto.
8793 (IX86_BUILTIN_PCOMLEQ): Ditto.
8794 (IX86_BUILTIN_PCOMGTQ): Ditto.
8795 (IX86_BUILTIN_PCOMGEQ): Ditto.
8796 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
8797 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
8798 (enum multi_arg_type): New enum for describing the various SSE5
8799 intrinsic argument types.
8800 (bdesc_multi_arg): New table for SSE5 intrinsics.
8801 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
8802 (ix86_expand_multi_arg_builtin): New function for creating SSE5
8804 (ix86_expand_builtin): Add SSE5 intrinsic support.
8805 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
8806 operand instructions.
8807 (ix86_expand_sse5_multiple_memory): New function to split the
8808 second memory reference from SSE5 instructions.
8809 (type_has_variadic_args_p): Delete in favor of stdarg_p.
8810 (ix86_return_pops_args): Use stdarg_p to determine if the function
8811 has variable arguments.
8812 (ix86_setup_incoming_varargs): Ditto.
8813 (x86_this_parameter): Ditto.
8815 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
8817 (ix86_expand_sse5_pack): Ditto.
8818 (ix86_sse5_valid_op_p): Ditto.
8819 (ix86_expand_sse5_multiple_memory): Ditto.
8821 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
8822 constant for SSE5 support.
8823 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
8824 (UNSPEC_SSE5_TRUEFALSE): Ditto.
8825 (UNSPEC_SSE5_PERMUTE): Ditto.
8826 (UNSPEC_SSE5_ASHIFT): Ditto.
8827 (UNSPEC_SSE5_LSHIFT): Ditto.
8828 (UNSPEC_FRCZ): Ditto.
8829 (UNSPEC_CVTPH2PS): Ditto.
8830 (UNSPEC_CVTPS2PH): Ditto.
8831 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
8833 (COM_FALSE_S): Ditto.
8834 (COM_FALSE_P): Ditto.
8835 (COM_TRUE_S): Ditto.
8836 (COM_TRUE_P): Ditto.
8837 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
8838 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
8840 (memory attribute): Ditto.
8841 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8842 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
8843 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
8844 (floor<mode>2): Ditto.
8845 (ceil<mode>2): Ditto.
8846 (btrunc<mode>2): Ditto.
8847 (nearbyintdf2): Ditto.
8848 (nearbyintsf2): Ditto.
8849 (sse_setccsf): Disable if SSE5.
8850 (sse_setccdf): Ditto.
8851 (sse5_setcc<mode>): New support for SSE5 conditional move.
8852 (sse5_pcmov_<mode>): Ditto.
8854 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
8856 (SSEMODEF2P): Ditto.
8857 (ssemodesuffixf4): New mode attribute for SSE5.
8858 (ssemodesuffixf2s): Ditto.
8859 (ssemodesuffixf2c): Ditto.
8860 (sserotatemax): Ditto.
8861 (ssescalarmode): Ditto.
8862 (sse_maskcmpv4sf3): Disable if SSE5.
8863 (sse_maskcmpv2df3): Ditto.
8864 (sse_vmmaskcmpv4sf3): Ditto.
8865 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
8866 (sse5_vmfmadd<mode>4): Ditto.
8867 (sse5_fmsub<mode>4): Ditto.
8868 (sse5_vmfmsub<mode>4): Ditto.
8869 (sse5_fnmadd<mode>4): Ditto.
8870 (sse5_vmfnmadd<mode>4): Ditto.
8871 (sse5_fnmsub<mode>4): Ditto.
8872 (sse5_vmfnmsub<mode>4): Ditto.
8873 (sse5i_fmadd<mode>4): Ditto.
8874 (sse5i_fmsub<mode>4): Ditto.
8875 (sse5i_fnmadd<mode>4): Ditto.
8876 (sse5i_fnmsub<mode>4): Ditto.
8877 (sse5i_vmfmadd<mode>4): Ditto.
8878 (sse5i_vmfmsub<mode>4): Ditto.
8879 (sse5i_vmfnmadd<mode>4): Ditto.
8880 (sse5i_vmfnmsub<mode>4): Ditto.
8881 (mulv16qi3): Add SSE5 support.
8883 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
8884 (sse2_mulv4si3): Disable if SSE5.
8885 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
8886 (sse4_1_roundps): Ditto.
8887 (sse4_1_roundsd): Ditto.
8888 (sse4_1_roundss): Ditto.
8889 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
8891 (sse_maskcmpsf3): Ditto.
8892 (sse_vmmaskcmpv4sf3): Ditto.
8893 (sse2_maskcmpv2df3): Ditto.
8894 (sse2_maskcmpdf3): Ditto.
8895 (sse2_vmmaskcmpv2df3): Ditto.
8896 (sse2_eq<mode>3): Ditto.
8897 (sse2_gt<mode>3): Ditto.
8898 (sse5_pcmov_<mode>): Add SSE5 support.
8899 (vec_unpacku_hi_v16qi): Ditto.
8900 (vec_unpacks_hi_v16qi): Ditto.
8901 (vec_unpacku_lo_v16qi): Ditto.
8902 (vec_unpacks_lo_v16qi): Ditto.
8903 (vec_unpacku_hi_v8hi): Ditto.
8904 (vec_unpacks_hi_v8hi): Ditto.
8905 (vec_unpacku_lo_v8hi): Ditto.
8906 (vec_unpacks_lo_v8hi): Ditto.
8907 (vec_unpacku_hi_v4si): Ditto.
8908 (vec_unpacks_hi_v4si): Ditto.
8909 (vec_unpacku_lo_v4si): Ditto.
8910 (vec_unpacks_lo_v4si): Ditto.
8911 (sse5_pmacsww): New SSE5 intrinsic insn.
8912 (sse5_pmacssww): Ditto.
8913 (sse5_pmacsdd): Ditto.
8914 (sse5_pmacssdd): Ditto.
8915 (sse5_pmacssdql): Ditto.
8916 (sse5_pmacssdqh): Ditto.
8917 (sse5_pmacsdqh): Ditto.
8918 (sse5_pmacsswd): Ditto.
8919 (sse5_pmacswd): Ditto.
8920 (sse5_pmadcsswd): Ditto.
8921 (sse5_pmadcswd): Ditto.
8922 (sse5_pcmov_<move>): Conditional move support on SSE5.
8923 (sse5_phaddbw): New SSE5 intrinsic insn.
8924 (sse5_phaddbd): Ditto.
8925 (sse5_phaddbq): Ditto.
8926 (sse5_phaddwd): Ditto.
8927 (sse5_phaddwq): Ditto.
8928 (sse5_phadddq): Ditto.
8929 (sse5_phaddubw): Ditto.
8930 (sse5_phaddubd): Ditto.
8931 (sse5_phaddubq): Ditto.
8932 (sse5_phadduwd): Ditto.
8933 (sse5_phadduwq): Ditto.
8934 (sse5_phaddudq): Ditto.
8935 (sse5_phsubbw): Ditto.
8936 (sse5_phsubwd): Ditto.
8937 (sse5_phsubdq): Ditto.
8938 (sse5_pperm): Ditto.
8939 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
8940 (sse5_pperm_zero_v16qi_v8hi): Ditto.
8941 (sse5_pperm_sign_v8hi_v4si): Ditto.
8942 (sse5_pperm_zero_v8hi_v4si): Ditto.
8943 (sse5_pperm_sign_v4si_v2di): Ditto.
8944 (sse5_pperm_sign_v4si_v2di): Ditto.
8945 (sse5_pperm_pack_v2di_v4si): Ditto.
8946 (sse5_pperm_pack_v4si_v8hi): Ditto.
8947 (sse5_pperm_pack_v8hi_v16qi): Ditto.
8948 (sse5_perm<mode>): New SSE5 intrinsic insn.
8949 (rotl<mode>3): Ditto.
8950 (sse5_rotl<mode>3): Ditto.
8951 (sse5_ashl<mode>3): Ditto.
8952 (sse5_lshl<mode>3): Ditto.
8953 (sse5_frcz<mode>2): Ditto.
8954 (sse5s_frcz<mode>2): Ditto.
8955 (sse5_cvtph2ps): Ditto.
8956 (sse5_cvtps2ph): Ditto.
8957 (sse5_vmmaskcmp<mode>3): Ditto.
8958 (sse5_com_tf<mode>3): Ditto.
8959 (sse5_maskcmp<mode>3): Ditto.
8960 (sse5_maskcmp_uns<mode>3): Ditto.
8961 (sse5_maskcmp_uns2<mode>3): Ditto.
8962 (sse5_pcom_tf<mode>3): Ditto.
8964 * config/i386/predicates.md (sse5_comparison_float_operator):
8965 New predicate to match the comparison operators supported by
8966 the SSE5 com instruction.
8967 (ix86_comparison_int_operator): New predicate to match just the
8968 signed int comparisons.
8969 (ix86_comparison_uns_operator): New predicate to match just the
8970 unsigned int comparisons.
8972 * doc/invoke.texi (-msse5): Add documentation.
8973 (-mfused-madd): Ditto.
8975 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
8977 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
8979 (x86_64-*-*): Ditto.
8981 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
8983 * config/i386/bmmintrin.h: New file, provide common x86 compiler
8984 intrinisics for SSE5.
8986 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
8989 * config/i386/mmintrin-common.h: New file, to contain common
8990 instructions between SSE4.1 and SSE5.
8992 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
8993 FOREACH_FUNCTION_ARGS to iterate over the argument list.
8994 (gen_regparm_prefix): Ditto.
8996 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
8997 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
8998 prototype_p to determine if a function is prototyped.
9000 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9002 * c-common.c (c_common_reswords) add the alignof keyword,
9003 with same RID as __alignof and __alignof__
9005 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9007 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9008 * hooks.c (hook_bool_const_int_const_int_true): New function.
9009 * target.h (struct gcc_target): Add can_eliminate field.
9010 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9011 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9012 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9013 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9014 (elim_table): Revise comment.
9015 * system.h (CAN_ELIMINATE): Poison.
9016 * defaults.h (CAN_ELIMINATE): Remove.
9017 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9019 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9020 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9022 (alpha_vms_can_eliminate): Declare as static, change return type to
9024 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9026 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9027 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9028 (arm_can_eliminate): New function.
9030 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9031 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9032 (avr_can_eliminate): Declare as static.
9033 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9035 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9036 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9037 (bfin_can_eliminate): New function.
9039 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9040 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9041 (crx_can_eliminate): New function.
9043 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9044 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9045 (fr30_can_eliminate): New function.
9047 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9048 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9049 (frv_can_eliminate): New function.
9051 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9052 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9053 (h8300_can_eliminate): New function.
9055 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9056 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9057 (i386_can_eliminate): Declare as static, change return type to bool.
9058 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9060 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9061 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9062 (ia64_can_eliminate): New function.
9064 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9065 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9066 (iq2000_can_eliminate): New function.
9068 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9069 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9070 (m32r_can_eliminate): New function.
9072 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9073 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9074 (m68hc11_can_eliminate): New function.
9076 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9077 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9078 (m68k_can_eliminate): New function.
9080 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9081 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9082 (mep_can_eliminate): New function.
9084 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9085 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9086 (mips_can_eliminate): New function.
9088 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9089 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9090 (rs6000_can_eliminate): New function.
9092 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9093 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9094 (s390_can_eliminate): Declare as static.
9095 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9097 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9098 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9099 (score_can_eliminate): New function.
9101 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9102 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9103 (sparc_can_eliminate): Declare as static.
9104 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9106 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9107 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9108 (xstormy16_can_eliminate): New function.
9110 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9111 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9112 (v850_can_eliminate): New function.
9114 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9116 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9117 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9118 (*movdfcc_ext[1234]): Disable for IEEE mode.
9120 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9122 * gimplify.c (prepare_gimple_addressable): New static function.
9123 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9125 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9126 manually fiddling with it.
9128 2009-08-25 Michael Matz <matz@suse.de>
9130 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9131 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9133 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9134 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9135 (do_jump): Split out code for simple binary comparisons into ...
9136 (do_jump_1): ... this, taking the individual operands and code.
9137 Change callers to helper function above accordingly.
9138 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9141 2009-08-25 Michael Matz <matz@suse.de>
9143 * expr.h (struct separate_ops, sepops): New type for passing
9144 around an exploded simple expression.
9145 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9146 Use this structure instead of expression tree.
9147 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9148 expression, only its type.
9149 (expand_vec_cond_expr): Take type and individual operands instead
9151 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9152 expand_vec_shift_expr): Change prototype accordingly.
9153 * tree-vect-stmts.c (vectorizable_condition): Change call of
9154 expand_vec_cond_expr_p to pass only type.
9155 * expr.c (do_store_flags): Change prototype and implementation
9156 to take an exploded expression.
9157 (expand_expr_real_1): New local ops initialized with details
9158 of the full expression. Use it instead of full
9159 expression in calls to do_store_flags, expand_vec_cond_expr,
9160 expand_widen_pattern_expr and expand_vec_shift_expr.
9162 2009-08-25 Michael Matz <matz@suse.de>
9164 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9165 treeop2 initialized with first three operands of the full expression.
9166 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9168 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9170 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9171 (__gthread_objc_condition_allocate): Mark arguments as unused.
9172 (__gthread_objc_condition_deallocate): Likewise.
9173 (__gthread_objc_condition_wait): Likewise.
9174 (__gthread_objc_condition_broadcast): Likewise.
9175 (__gthread_objc_condition_signal): Likewise.
9176 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9177 (__gthread_objc_thread_id): Likewise.
9179 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9182 * tree-pretty-print.c (print_call_name): Print the correct call name
9183 for procedure pointer components.
9185 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9187 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9188 default_promote_function_mode when not VMS.
9190 2009-08-24 Olivier Hainque <hainque@adacore.com>
9192 * convert.c (convert_to_integer): Don't assume an input pointer is
9193 POINTER_SIZE wide. Fetch from the type instead.
9195 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9197 * configure.ac (AC_PREREQ): Bump to 2.64.
9199 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9201 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9202 (process_command): Don't search standard_exec_prefix_1 and
9203 standard_exec_prefix_2.
9205 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9207 * config/arm/arm.c (output_return_instruction): Handle for
9210 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9212 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9214 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9216 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9217 (*arm_movdf_vfp): Likewise.
9219 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9221 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9222 (vashr<mode>3): Rename from ashr<mode>3.
9223 (vlshr<mode>3): Rename from lshr<mode>3.
9225 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9228 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9229 (check_format_info_main): Use scalar_identify_flag.
9230 (check_format_types): Check for scalar size identity if
9231 scalar_identify_flag is set.
9232 (printf_length_specs): Extend by new field.
9233 (asm_fprintf_length_specs): Likewise.
9234 (gcc_diag_length_specs): Likewise.
9235 (scanf_length_specs): Likewise.
9236 (strfmon_length_specs): Likewise.
9237 (gcc_gfc_length_specs): Likewise.
9238 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9239 (ms_printf_flag_specs): Likewise.
9240 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9242 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9245 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9246 (*call_value_pop_1): Ditto.
9247 (*sibcall_pop_1): New insn pattern.
9248 (*sibcall_value_pop_1): Ditto.
9250 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9253 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9256 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9259 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9260 (get_reg_use_in): New function.
9261 (forward_propagate_subreg): Propagate through subreg of zero_extend
9264 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9266 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9267 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9269 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9271 * configure.ac: Remove --with-datarootdir, --with-docdir,
9272 --with-htmldir switches. No need to call AC_SUBST for
9273 datarootdir, docdir, htmldir any more.
9274 * configure: Regenerate.
9275 * doc/install.texi (Configuration): Document --datarootdir,
9276 --docdir, --htmldir, --pdfdir; update documentation for
9277 --infodir, --mandir.
9278 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9281 * aclocal.m4: Regenerate.
9282 * config.in: Regenerate.
9283 * configure: Regenerate.
9285 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9286 Olivier Hainque <hainque@adacore.com>
9288 * config/ia64/ia64.c: Include libfuncs.h.
9289 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9290 (ia64_expand_call): Use reg 25 on VMS.
9291 (ia64_initialize_trampoline): Fix for VMS ABI.
9292 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9293 (ia64_function_arg): Initialize reg 25 on VMS.
9294 Fix OpenVMS ABI issues for varargs.
9295 For OpenVMS, emit the Argument Information register set in the
9296 incoming/sibcall case as well.
9297 (ia64_arg_type): New function.
9298 (ia64_function_arg_advance): Keep track of cum->words.
9299 Fix OpenVMS ABI issues for varargs.
9300 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9301 (ia64_override_options): Set flag_no_common on VMS.
9302 (ia64_init_builtins): Disable FWRITE builtin.
9303 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9304 (ia64_vms_init_libfuncs): Add decc$ routines.
9305 (ia64_vms_valid_pointer_mode): New function.
9306 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9307 (ia64_promote_function_mode): New function
9308 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9309 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9310 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9311 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9312 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9313 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9314 Suppress trailing '#' if VALUE is numeric.
9315 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9316 ia64_promote_function_mode.
9317 (TARGET_VALID_POINTER_MODE): Define.
9319 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9322 * config/rs6000/rs6000.c (rs6000_override_options): Use
9323 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9326 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9327 reporting of vector + decimal/boolean/complex error.
9329 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9331 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9332 __vector double TYPE_DECL.
9334 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9336 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9337 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9338 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9339 to pointer to enum machine_mode. Update all callers as needed.
9341 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9343 * config/alpha/alpha.md (exception_receiver): Emit alternative
9344 GP load sequence if flag_reorder_blocks_and_partition is set.
9345 (*exception_receiver_2): Also enable when
9346 flag_reorder_blocks_and_partition is set.
9348 2009-08-20 Matt Rice <ratmice@gmail.com>
9349 Diego Novillo <dnovillo@google.com>
9351 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9354 2009-08-20 Richard Guenther <rguenther@suse.de>
9356 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9357 * c-tree.h (c_dup_lang_specific_decl): Remove.
9358 (struct lang_decl, struct lang_type): Move definitions ...
9359 * c-lang.h: ... here. New file.
9360 * c-decl.c: Include c-lang.h.
9361 (c_dup_lang_specific_decl): Remove.
9362 * c-typeck.c: Include c-lang.h.
9363 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9364 (c-typeck.o): Likewise.
9365 * c-config-lang.in (gtfiles): Add c-lang.h.
9366 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9369 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9371 * config/alpha/alpha.c (alpha_end_function): Do not clear
9372 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9373 this is now handled in generic code.
9375 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9377 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9378 (s390_z10_fix_long_loop_prediction): New function.
9379 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9380 (s390_reorg): Walk over the INSNs and invoke
9381 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9383 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9385 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9386 "*brx_64bit", "*brx_31bit"): New patterns.
9387 * config/s390/s390.c ('E'): New output modifier.
9389 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9390 Richard Earnshaw <richard.earnshaw@arm.com>
9392 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9393 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9395 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9397 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9399 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9400 for mode mode of operand0 when doing secondary reload for SAR.
9402 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9405 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9406 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9408 2009-08-19 Jason Merrill <jason@redhat.com>
9410 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9411 supported template depth in C++0x.
9413 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9415 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9416 free_after_compilation.
9417 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9418 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9419 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9420 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9421 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9422 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9423 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9425 2009-08-19 Ian Lance Taylor <iant@google.com>
9427 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9428 of (plus (mult (neg B) C) A).
9430 2009-08-18 Michael Matz <matz@suse.de>
9432 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9433 instead of comparing TYPE_MAIN_VARIANT for equality.
9434 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9435 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9436 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9437 * gimplify.c (goa_lhs_expr_p): Ditto and use
9438 STRIP_USELESS_TYPE_CONVERSION.
9440 2009-08-18 Michael Matz <matz@suse.de>
9442 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9443 first field in a struct.
9444 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9446 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9448 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9449 locators before emit_insn is called. Remove assert that
9451 (alpha_end_function): Clear crtl->emit structure and free insn
9452 locators if cfun->is_thunk is true.
9454 2009-08-18 Jason Merrill <jason@redhat.com>
9456 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9458 * configure.ac: Test for it.
9459 * configure, config.in: Regenerate.
9460 * doc/install.texi: Document --enable-gnu-unique-object.
9462 2009-08-18 Richard Guenther <rguenther@suse.de>
9465 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9466 pow(x,y*z) only if x is nonnegative.
9468 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9470 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9474 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9475 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9477 2009-08-17 DJ Delorie <dj@redhat.com>
9479 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9480 * config/m32c/prologue.md (epilogue_freit): New.
9482 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9483 (bank_switch_p): Likewise.
9484 (fast_interrupt_p): Likewise.
9485 (interrupt_p): Likewise.
9486 (m32c_conditional_register_usage): Round memregs size up.
9487 (need_to_save): We only need to save $a0 when we use ENTER.
9488 (interrupt_p): Check for fast_interrupt too.
9489 (bank_switch_p): New.
9490 (fast_interrupt_p): New.
9491 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9492 (m32c_emit_prolog): Support bank switching and fast interrupts.
9493 * doc/extend.texi (Function Attributes): Add bank_switch and
9496 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9498 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9499 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9501 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9503 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9504 (menu): Add IA-64/VMS Options.
9505 (IA-64/VMS Options): Likewise.
9507 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9510 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9512 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9514 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9515 (mips_pop_asm_switch): Likewise.
9516 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9518 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9519 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9520 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9521 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9522 instead of set_noreorder.
9523 (mips_output_function_prologue): Use the new functions.
9524 (mips_output_function_epilogue): Likewise.
9525 (mips_need_noat_wrapper_p): New function, split out from...
9526 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9527 Use mips_push_asm_switch and mips_pop_asm_switch.
9528 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9529 and mips_pop_asm_switch.
9530 (ASM_OUTPUT_REG_POP): Likewise.
9531 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9532 Use mips_pop_asm_switch.
9533 (mips_asm_switch): New structure.
9534 (set_noreorder, set_nomacro): Replace with...
9535 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9536 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9537 instead of set_nomacro.
9538 (fix_truncsfsi2_macro): Likewise.
9539 (cprestore): Likewise.
9540 (hazard): Use mips_noreorder instead of set_noreorder.
9541 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9543 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9545 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9546 from prev_active_insn.
9548 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9550 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9551 * config/avr/avr.c (avr_override_options): Initialize
9552 avr_current_arch variable.
9553 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9554 __AVR_HAVE_16BIT_SP__ according to the device type.
9555 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9557 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9558 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9560 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9563 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9564 generating inlined subroutine die only. We shouldn't be
9565 called for anything else.
9566 (gen_block_die): Don't generate inline subroutine debug info for
9569 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9571 * graphite-poly.c (print_pbb): Print PBB index.
9573 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9576 * graphite-interchange.c (ppl_max_for_le): Moved...
9577 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9578 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9579 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9580 * graphite-ppl.h (ppl_max_for_le): Declared.
9582 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9584 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9585 supported on all platforms.
9586 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9587 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9588 * c-pragma.c: Likewise.
9589 * target-def.h (TARGET_INITIALIZER): Remove
9590 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9591 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9593 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9595 * config/ia64/fde-vms.c: New file.
9596 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9597 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9598 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9599 (uw_frame_state_for): Only register a personality routine if it is
9600 known to be compatible with our expectations.
9601 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9602 Declare unw_table_entry stack variable and
9603 mod all calls to _Unwind_FindTableEntry to add arg.
9604 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9605 (_Unwind_FindTableEntry): Add arg to prototype.
9607 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9609 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9610 field 'signal_pfs_loc'.
9611 (uw_frame_state_for): Remove duplicate code dealing with leaf
9612 procedures without unwind info.
9613 If in the frame after unwinding through a signal handler, restore
9614 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9615 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9616 'pfs_loc' to the AR.PFS location in the signal context; instead
9617 set 'signal_pfs_loc'.
9618 Manually generate the unwind info for the AR.PFS register.
9619 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9620 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9621 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9622 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9623 instead set 'signal_pfs_loc'.
9624 Remove code preventing the AR.PFS register from being restored
9625 from the signal context.
9627 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9628 Tristan Gingold <gingold@adacore.com>
9630 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9631 * config/ia64/t-vms: New file.
9632 * config/ia64/vms64.h: New file.
9633 * config/ia64/vms.h: New file.
9634 * config/ia64/vms-crtinit.asm: New file.
9635 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9636 * config/ia64/vms-unwind.h: New file.
9638 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9640 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9643 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9646 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9648 * real.h (do_mpc_arg2): ... here.
9649 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9652 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9654 * final.c (add_debug_prefix_map): Don't use GC memory for
9655 old_prefix and new_prefix.
9657 2009-08-14 Richard Guenther <rguenther@suse.de>
9659 * ipa-prop.c (compute_complex_pass_through): If we cannot
9660 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9662 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9664 * c-lex.c (c_lex_with_flags): Increase size of local variable
9665 to avoid memory clobber.
9667 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9670 * config/i386/i386.c (ix86_fp_comparison_strategy):
9671 Only enable/disable sahf at function granularity.
9673 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9675 PR rtl-optimization/41064
9676 * reload1.c (reload_as_needed): Don't call extract_insn
9677 for known invalid replacements after calling
9678 validate_replace_rtx_group and verify_changes.
9680 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9683 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9684 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9685 ix86_expand_fp_vcond.
9686 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9687 Assert that operation is supported by ix86_expand_int_vcond.
9688 (vcondu<SSEMODE124C8:mode>): Ditto.
9690 2009-08-13 DJ Delorie <dj@redhat.com>
9692 * config/i386/djgpp-stdint.h: New.
9693 * config.gcc (djgpp): Use it.
9695 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9697 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9698 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9700 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9702 * tree-ssa-loop-prefetch.c
9703 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9704 for long-stride pruning.
9705 (compute_miss_rate): New function to compute the probability
9706 that two memory references access different cache lines.
9708 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9710 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9712 2009-08-13 Richard Guenther <rguenther@suse.de>
9715 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9716 use the constant pointer type.
9717 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9718 of CV qualifiers on the target pointer type.
9719 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9720 conversion check before restrict check.
9722 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9725 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9727 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9729 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9731 2009-08-12 Richard Guenther <rguenther@suse.de>
9733 PR tree-optimization/41011
9734 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9735 and reference constructing.
9737 2009-08-12 Xinliang David Li <davidxl@google.com>
9739 PR tree-optimization/41012
9740 * tree-flow.h : New external interface.
9741 * gimple-low.c (check_call_arg): Change to public function.
9742 Remove argument mismatch check in lowering.
9743 * tree-inline.h (tree_can_inline_p): Interface change.
9744 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
9746 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
9747 Call change to tree_can_inline_p function.
9748 (cgraph_decide_inlining_incrementally): Ditto.
9750 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
9752 PR tree-optimization/41031
9753 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
9754 on the partition variable rather than promote_mode on the source
9755 type. Assert that the partition variable's type has the same
9756 mode as the source value's.
9758 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
9760 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
9761 for for_return == 2.
9762 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
9764 * calls.c (expand_call): Fix typo.
9765 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
9767 * stmt.c (expand_value_return): Use promote_function_mode to copy out
9769 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
9770 * config/cris/cris.c (cris_promote_function_mode): Likewise.
9771 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
9772 * config/pa/pa.c (pa_promote_function_mode): Likewise.
9774 2009-08-12 Andrew Haley <aph@redhat.com>
9776 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
9778 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9781 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
9783 2009-08-12 Richard Guenther <rguenther@suse.de>
9785 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
9786 * gimplify.c (gimplify_modify_expr): Do not use
9787 lang_hooks.types_compatible_p.
9788 * tree-ssa.c (useless_type_conversion_p): For aggregates
9789 just return false if the canonical types differ.
9791 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9794 * sese.c (convert_for_phi_arg): New.
9795 (add_guard_exit_phis): Use convert_for_phi_arg.
9797 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9799 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
9800 unknown subscript upper bounds.
9802 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9803 Pranav Garg <pranav.garg2107@gmail.com>
9805 * graphite-interchange.c (gather_access_strides): Removed.
9806 (ppl_max_for_le): New.
9807 (build_linearized_memory_access): New.
9808 (memory_stride_in_loop): New.
9809 (pbb_interchange_profitable_p): Reimplemented.
9810 * graphite-ppl.h (ppl_new_id_map): New.
9811 (ppl_interchange): New.
9813 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9815 * graphite-interchange.c (compute_subscript): Removed.
9816 (compute_array_size_cstr): Removed.
9817 (compute_array_size_poly): Removed.
9818 (compute_array_size): Removed.
9819 (gather_access_strides_poly): Removed.
9820 (gather_access_strides): Empty.
9822 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9824 * graphite-dependences.c (dependence_polyhedron_1): Replace
9825 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
9826 (graphite_legal_transform_dr): Same.
9827 (graphite_carried_dependence_level_k): Same.
9828 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
9829 Initialize PDR_NB_SUBSCRIPTS.
9830 (print_pdr_access_layout): Replace pdr_nb_subscripts with
9832 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
9833 (PDR_NB_SUBSCRIPTS): New.
9834 (pdr_nb_subscripts): Removed.
9835 (pdr_dim): Simplified.
9836 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
9837 with PDR_NB_SUBSCRIPTS.
9839 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9841 * graphite-interchange.c (compute_array_size): Remove use of
9843 * graphite-poly.c (new_poly_dr): Remove argument data_container.
9844 Do not initialize PDR_DATA_CONTAINER.
9845 (print_pdr): Do not print PDR_DATA_CONTAINER.
9846 * graphite-poly.h (struct poly_dr): Remove data_container field.
9847 (PDR_DATA_CONTAINER): Removed.
9848 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
9850 (build_poly_dr): Same.
9852 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
9853 Sebastian Pop <sebastian.pop@amd.com>
9855 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
9856 copy of the dependence polyhedron. Free the temporary objects.
9857 (graphite_carried_dependence_level_k): Free unused objects before
9860 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9862 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
9863 Early return without analyzing the data dependences if no
9864 transform has been done. Call restore_scattering if the transform
9866 (graphite-interchange.c): Same.
9867 * graphite-poly.c (print_scattering_function): Test for
9869 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
9870 (apply_poly_transforms): Do not gcc_assert that
9871 the transform is legal.
9872 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
9873 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
9874 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
9875 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
9876 * graphite-poly.h (struct poly_scattering): New.
9877 (struct poly_bb): Add original, transformed, and saved fields.
9878 Remove transformed_scattering, original_scattering,
9879 nb_local_variables and nb_scattering_transform fields.
9880 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
9881 (poly_scattering_new): New.
9882 (poly_scattering_free): New.
9883 (poly_scattering_copy): New.
9884 (store_scattering_pbb): New.
9885 (store_scattering): New.
9886 (restore_scattering_pbb): New.
9887 (restore_scattering): New.
9888 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
9889 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9891 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9893 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
9896 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9898 * Makefile.in (graphite.o): Depends on PREDICT_H.
9899 * graphite.c: Include predict.h.
9900 (graphite_finalize): Call tree_estimate_probability.
9901 * predict.c (predict_loops): Do not call scev_initialize and
9903 (tree_estimate_probability_bb): New.
9904 (tree_estimate_probability): Do not initialize loops: move that
9905 code to the driver. Call tree_estimate_probability_bb.
9906 (tree_estimate_probability_driver): New.
9907 (pass_profile): Use tree_estimate_probability_driver.
9908 * predict.h (tree_estimate_probability): Declared.
9910 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
9912 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
9913 * graphite-dependences.c (graphite_legal_transform): Add time to
9914 TV_GRAPHITE_DATA_DEPS.
9915 (dependency_between_pbbs_p): Same.
9916 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
9918 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
9920 PR rtl-optimization/41033
9921 * alias.c (nonoverlapping_component_refs_p): Punt when strict
9922 aliasing is disabled.
9924 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9926 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
9927 si_mask_operand, and_load_operand, low_bitmask_operand,
9928 and_reg_operand, and_operand): New predicates.
9929 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
9930 * config/mips/mips.c (and_operands_ok): New function.
9931 * config/mips/mips-protos.h (and_operands_ok): Declare it.
9932 * config/mips/mips.md (move_type): Add ext_ins and logical.
9933 (type): Handle them.
9934 (and<mode>3): Use and_reg_operand as the second operand's predicate.
9935 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
9936 shift_shift. Remove commutative constraint modifier.
9937 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
9939 (*clear_upper32_dext): Remove define_insn_and_split.
9940 (*clear_upper32): Turn this define_insn_and_split ...
9941 (splitter for ANDing register with 0xffff_ffff): .. into this.
9943 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
9945 * combine.c (try_widen_shift_mode): Factor out code to check if an
9946 integer constant is a low-order bitmask from here ...
9947 * rtlanal.c (low_bitmask_len): ... to here.
9948 * rtl.h (low_bitmask_len): Declare.
9950 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
9953 * config/alpha/alpha.md (addsi3): Remove expander.
9954 (addsi3): Rename from *addsi3_internal insn pattern.
9955 (subsi3): Remove expander.
9956 (subsi3): Rename from *subsi3_internal insn pattern.
9958 2009-08-11 Douglas B Rupp <rupp@gnat.com>
9960 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
9963 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
9964 Eric Botcazou <botcazou@adacore.com>
9965 Douglas B Rupp <rupp@gnat.com>
9967 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
9968 that records that fit in 64 bits are returned by immediate value,
9969 as required by OpenVMS Calling Standard.
9970 (function_value): Adjust for above modification.
9971 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
9972 virtual_incoming_args_rtx as base object, not next_arg.
9973 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
9975 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9977 * reload.c (find_reloads_subreg_address): Check the original
9978 req_equiv_mem address to detect the case where an address is
9979 not valid in the outer mode.
9981 2009-08-11 Richard Guenther <rguenther@suse.de>
9984 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
9986 2009-08-10 Douglas B Rupp <rupp@gnat.com>
9988 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
9989 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
9991 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
9992 Douglas B Rupp <rupp@gnat.com>
9994 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
9995 PT_STACK when frame_pointer_needed on OpenVMS.
9996 (alpha_pv_save_size, alpha_using_fp): Remove.
9997 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
9998 with proper processing for PT_NULL.
9999 (alpha_vms_initial_elimination_offset): New function. Support for
10000 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10001 (alpha_sa_size): Force procedure type to PT_STACK when
10002 frame_pointer_needed on OpenVMS.
10003 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10004 (alpha_using_fp): Likewise.
10005 (alpha_vms_can_eliminate): Add prototype.
10006 (alpha_vms_initial_elimination_offset): Likewise.
10007 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10008 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10010 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10011 Douglas B Rupp <rupp@gnat.com>
10013 * config/alpha/alpha.c (common_object_handler): New function.
10014 (vms_attribute_table): Declare a single attribute "common_object".
10015 (vms_output_aligned_decl_common): New global function.
10016 (SECTION_VMS_OVERLAY): Delete.
10017 (SECTION_VMS_GLOBAL): Likewise.
10018 (SECTION_VMS_INITIALIZE): Likewise.
10019 (vms_asm_named_section): Remove support for above flags.
10020 (vms_section_type_flags): Delete.
10021 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10022 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10023 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10024 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10026 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10029 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10030 (sub_ddmmss): Likewise.
10032 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10035 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10038 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10041 * reload1.c (reload_as_needed): Use cancel_changes to completely
10042 undo a failed replacement attempt.
10044 2009-08-10 Richard Guenther <rguenther@suse.de>
10046 PR middle-end/41006
10047 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10048 (useless_type_conversion_p): ... here. Require pointer targets
10051 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10054 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10055 loose the original type of the statement list.
10057 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10059 * config/alpha/alpha.c: Include libfuncs.h
10060 (avms_asm_output_extern): New function.
10061 (alpha_init_libfuncs): Init some decc libfuncs.
10062 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10063 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10064 (DO_CRTL_NAMES): Define.
10065 (LIB_SPEC): Remove.
10066 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10067 (LONG_TYPE_SIZE): Define.
10068 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10069 (SUBTARGET_SWITCHES): Define malloc64 switch.
10070 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10071 (MASK_RETURN_ADDR): Define.
10072 doc/invoke.texi (mmalloc64): Document switch.
10074 2009-08-09 Olivier Hainque <hainque@adacore.com>
10075 Douglas B Rupp <rupp@gnat.com>
10077 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10078 uses_condition_handler.
10079 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10080 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10081 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10082 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10083 (code_for_builtin): New insn codes for the new alpha_builtins.
10084 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10085 (alpha_sa_size): Account for uses_condition_handler.
10086 (alpha_expand_prologue): Likewise.
10087 (alpha_start_function): Likewise.
10088 (alpha_expand_epilogue): Likewise.
10089 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10090 establish/revert expanders.
10091 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10092 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10093 New expander, resorting to the alpha.c associated function.
10094 (builtin_revert_vms_condition_handler): Likewise.
10095 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10096 __gcc_shell_handler, the static VMS condition handler used as
10097 an indirection wrapper to the current dynamically established
10099 * config/alpha/vms-unwind.h: Complete rewrite.
10100 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10101 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10103 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10104 Douglas B Rupp <rupp@gnat.com>
10106 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10107 (alpha_need_linkage): Handle aliases. Return function symbol.
10108 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10109 Use ultimate alias target for the linkage name.
10110 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10111 by alpha_need_linkage for the function symbol.
10112 (setmemdi): Likewise.
10114 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10116 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10117 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10118 (ASM_WEAKEN_LABEL): Define.
10119 (CRT_CALL_STATIC_FUNCTION): Define.
10120 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10121 (ENDFILE_SPEC): Define.
10122 (INIT_SECTION_ASM_OP): Define.
10123 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10124 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10125 crtend.o crtendS.o.
10126 (MULTILIB_OSDIRNAMES): Define.
10127 (shlib_version): Define.
10128 (SHLIB_EXT): Define.
10129 (SHLIB_OBJS): Define.
10130 (SHLIB_NAME): Define.
10131 (SHLIB_MULTILIB): Define.
10132 (SHLIB_INSTALL): Define.
10133 (SHLIB_SYMVEC): Define.
10134 (SHLIB_SYMVECX2): Define.
10135 (SHLIB_LINK): Define.
10137 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10139 * config/alpha/alpha.c (alpha_initialize_trampoline):
10140 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10141 (alpha_start_function): Emit transfer address on nested functions
10142 for VMS trampoline call.
10143 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10144 since no longer used.
10145 * config/alpha/vms-tramp.asm: Remove.
10146 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10147 since now only data initialized at runtime.
10149 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10151 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10152 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10153 (MD_EXEC_PREFIX): Remove, no longer used.
10154 (MD_STARTFILE_PREFIX): Likewise.
10155 (INCLUDE_DEFAULTS): Likewise.
10156 * config/alpha/t-vms:
10157 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10159 2009-08-09 Richard Guenther <rguenther@suse.de>
10161 PR tree-optimization/41016
10162 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10163 (operand_precision): Remove.
10164 (integral_operand_p): Likewise.
10165 (recognize_single_bit_test): Adjust.
10167 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10169 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10170 operation overflows. Likewise non-cast unary arithmetic.
10171 If one arm of a conditional expression is always taken,
10172 inhibit evaluation warnings for the other arm. Likewise inhibit
10173 evaluation warnings for the second && or || operand if the first
10174 operand is enough to determine the result.
10175 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10177 (build_binary_op): Prevent duplicate evaluation warnings.
10179 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10181 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10182 and destination have different modes, Use promote_mode to
10183 determine the signedness of the conversion. Assert that the
10184 promoted source mode matches the destination mode. Don't pass
10185 the destination and destination mode to expand_expr if the source
10186 mode is different. Simplify conversion logic.
10188 2009-08-09 Ira Rosen <irar@il.ibm.com>
10190 PR tree-optimization/41008
10191 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10192 from condition only in case it's a comparison. Adjust checks.
10194 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10196 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10197 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10198 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10199 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10200 (dump_cand): Handle them.
10201 (struct iv_cand): New members COST_STEP and AINC_USE.
10202 (stmt_after_increment): Likewise.
10203 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10204 callers changed. Use gimple_uid comparison instead of scanning.
10205 (add_candidate_1): When looking for identical candidates, take
10206 AINC_USE into account. Set it for new candidates.
10207 (force_expr_to_var_cost): Cast target_spill_cost to int.
10208 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10209 All callers changed. Check for availability of autoinc addressing
10210 modes, both in general for a given mode, and in the specific use case.
10211 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10213 (get_computation_cost): Likewise.
10214 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10215 add_autoinc_candidates): New static functions.
10216 (add_candidate): Call add_autoinc_candidates for candidates based on
10218 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10219 (determine_use_iv_cost_address): If we have an autoinc candidate at
10220 the matching use, verify autoinc is possible and subtract the cost
10221 of the candidate's step from the cost.
10222 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10223 member of the candidate.
10224 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10225 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10227 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10229 * config.build (ia64-hp-*vms*): New target.
10230 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10231 with ia64-hp-*vms*.
10232 * config.gcc (ia64-hp-*vms*): New target.
10233 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10234 with ia64-hp-*vms*.
10235 * config.host (ia64-hp-*vms*): New target.
10236 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10237 with ia64-hp-*vms*.
10239 2009-08-08 Richard Guenther <rguenther@suse.de>
10241 PR tree-optimization/40991
10242 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10244 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10246 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10247 mode check. Do truncations in an integer mode.
10248 (force_to_mode): Handle subregs for all mode types. Only do
10249 arithmetic simplifications on integer modes.
10251 2009-08-07 Richard Guenther <rguenther@suse.de>
10253 PR tree-optimization/40999
10254 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10255 (maybe_fold_reference): Lookup constant initializers.
10256 (fold_gimple_assign): Likewise.
10258 2009-08-07 Richard Guenther <rguenther@suse.de>
10260 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10261 that require structural equality defer to the langhook.
10263 2009-08-07 Martin Jambor <mjambor@suse.cz>
10265 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10267 (struct ipa_pass_through_data): New type.
10268 (struct ipa_ancestor_jf_data): New type.
10269 (union jump_func_value): Removed field formal_id, added fields
10270 pass_through and ancestor.
10271 (struct ipa_param_call_note): Changed type of formal_id to int from
10273 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10274 operations jump functions and ancestor jump functions.
10275 (compute_complex_pass_through): New function.
10276 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10277 reflect changes in the jump function strucutre.
10278 (update_jump_functions_after_inlining): Ignore complex pass-through
10279 and ancestor jump functions.
10280 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10281 polynomial pass-through with operation jump functions.
10283 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10285 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10286 fde->dw_fde_begin as begin label instead of hot/cold label.
10287 Use LLSDAC label instead of LLSDA for second section lsda.
10288 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10289 label instead of LLSDA if it is true.
10290 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10292 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10293 SECTION argument. Use it as index into crtl->eh.call_site_record
10295 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10296 use it to determine how to print table entries instead of using
10297 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10298 label instead of normal begin label as base.
10299 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10300 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10301 ensure no EH range spans between sections and that landing pads
10302 are always in the corresponding section.
10303 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10304 for crtl->eh.call_site_record being an array rather than scalar.
10305 (output_one_function_exception_table): New function, copied
10306 from output_function_exception_table. Adjust
10307 dw2_size_of_call_site_table, dw2_output_call_site_table
10308 callers. For SECOND section use *C suffixed labels.
10309 (output_function_exception_table): Call
10310 output_one_function_exception_table and, when doing hot/cold
10311 partitioning, also another time for the second section.
10312 * opts.c: Include except.h.
10313 (decode_options): Allow -freorder-blocks-and-partition with
10314 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10315 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10316 * function.h (struct rtl_eh): Change call_site_record from
10317 scalar into array of 2 elements.
10319 2009-08-07 Martin Jambor <mjambor@suse.cz>
10321 * ipa-prop.c (count_formal_params_1): New function.
10322 (ipa_get_vector_of_formal_parms): New function.
10323 (get_vector_of_formal_parm_types): New function.
10324 (ipa_modify_formal_parameters): New function.
10325 (ipa_modify_call_arguments): New function.
10326 (index_in_adjustments_multiple_times_p): New function.
10327 (ipa_combine_adjustments): New function.
10328 (ipa_dump_param_adjustments): New function.
10329 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10330 (ipa_get_vector_of_formal_parms): Declare.
10331 (ipa_modify_formal_parameters): Declare.
10332 (ipa_modify_call_arguments): Declare.
10333 (ipa_combine_adjustments): Declare.
10334 (ipa_dump_param_adjustments): Declare.
10335 (build_ref_for_offset): Declare.
10336 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10337 * tree-sra.c: Include ipa-prop.c.
10338 (build_ref_for_offset): Make public.
10340 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10342 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10344 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10346 * gcc/doc/extend.texi (__builtin_extract_return_address)
10347 (__builtin_frob_return_address): Document.
10349 2009-08-06 Paul Brook <paul@codesourcery.com>
10351 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10352 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10353 implementation on ARMv6-M.
10355 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10357 * doc/extend.texi (pcs): Document new attribute for ARM.
10359 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10361 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10364 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10366 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10369 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10371 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10373 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10375 Merge ARM/hard_vfp_branch to trunk.
10377 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10379 * arm.c (libcall_eq): New function.
10380 (libcall_hash): New function.
10381 (add_libcall): New function.
10382 (arm_libcall_uses_aapcs_base): New function.
10383 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10384 libcalls using the base PCS.
10385 (arm_init_cumulative_args): Likewise.
10387 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10389 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10390 Use base ABI for conversion libfuncs between HFmode and SFmode.
10392 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10394 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10395 V4SImode as representatives of all 64-bit and 128-bit vector
10396 types. Allow vector types without vector modes.
10397 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10398 without vector modes like BLKmode.
10399 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10400 BLKmode. Avoid unsupported vector modes or TImode moves for
10402 (aapcs_vfp_allocate_return_reg): Likewise.
10403 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10404 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10406 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10408 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10409 (arm_get_pcs_model): Pass attribute arguments to
10410 arm_pcs_from_attribute.
10411 (arm_init_cumulative_args): Use base AAPCS for conversions from
10412 floating-point types to DImode.
10413 (arm_attribute_table): Add pcs attribute.
10414 (arm_handle_pcs_attribute): New.
10415 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10416 conversions from floating-point types to DImode, also declare them
10417 to use base AAPCS and declare functions they call to use base
10418 AAPCS and their RTABI names.
10420 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10422 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10423 -mfloat-abi=hard not being supported for VFP.
10425 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10427 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10428 SYMBOL_REF to hard_libcall_value.
10430 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10431 Richard Earnshaw <rearnsha@arm.com>
10433 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10434 has been put on the stack, all remaining co-processory arguments for
10435 that co-processor also go on the stack.
10437 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10439 * config/arm/arm.c (arm_return_in_memory): Handle returning
10440 vectors of suitable size in registers also for AAPCS case.
10442 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10444 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10446 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10448 ARM Hard-VFP calling convention
10449 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10450 * target.h (gcc_target): Add libcall_value to table of call hooks.
10451 * targhooks.h (default_libcall_value): Default implementation.
10452 * targhooks.c (default_libcall_value): Likewise.
10453 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10454 * optabs.c (expand_unop): Use it.
10455 * expr.h (hard_libcall_value): Pass the function RTX through.
10456 * calls.c (emit_library_call_value_1): Update call to
10457 hard_libcall_value.
10458 * explow.c (hard_libcall_value): Use new target hook.
10459 * config/arm/arm.c: Include cgraph.h
10460 (TARGET_FUNCTION_VALUE): Override default hook.
10461 (arm_pcs_default): New variable.
10462 (arm_override_options): Don't fault hard calling convention with VFP.
10463 Add support for AAPCS variants.
10464 (arm_function_value): Make static. Handle AAPCS variants.
10465 (arm_libcall_value): New function.
10466 (arm_apply_result_size): Handle VFP registers in results.
10467 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10469 (pcs_attribute_args): New variable.
10470 (arm_pcs_from_attribute): New function.
10471 (arm_get_pcs_model): New function.
10472 (aapcs_vfp_cum_init): New function.
10473 (aapcs_vfp_sub_candidate): New function.
10474 (aapcs_vfp_is_return_candidate): New function.
10475 (aapcs_vfp_is_call_candidate): New function.
10476 (aapcs_vfp_allocate): New function.
10477 (aapcs_vfp_allocate_return_reg): New function.
10478 (aapcs_vfp_advance): New function.
10479 (aapcs_cp_arg_layout): New variable.
10480 (aapcs_select_call_coproc): New function.
10481 (aapcs_select_return_coproc): New function.
10482 (aapcs_allocate_return_reg): New function.
10483 (aapcs_libcall_value): New function.
10484 (aapcs_layout_arg): New function.
10485 (arm_init_cumulative_args): Initialize AAPCS args data.
10486 (arm_function_arg): Handle AAPCS variants using new interface.
10487 (arm_arg_parital_bytes): Likewise.
10488 (arm_function_arg_advance): New function.
10489 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10490 calling conventions.
10491 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10492 * arm.h (NUM_VFP_ARG_REGS): Define.
10493 (LIBCALL_VALUE): Update.
10494 (FUNCTION_VALUE): Delete.
10495 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10496 (arm_pcs): New enum.
10497 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10498 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10499 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10500 * arm-protos.h (arm_function_arg_advance): Add.
10501 (aapcs_libcall_value): Add.
10502 (arm_function_value): Delete.
10504 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10505 H.J. Lu <hongjiu.lu@intel.com>
10508 * config/i386/i386.c (standard_sse_mode_p): Remove.
10509 (standard_sse_constant_p): Return 2 for integer mode
10510 vector_all_ones_operand when SSE2 is enabled.
10511 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10512 (ix86_expand_vector_move): Do not check for negative values from
10513 standard_sse_constant_p.
10515 2009-08-06 Richard Guenther <rguenther@suse.de>
10517 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10518 array type comparisons frontend independent.
10519 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10520 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10521 out array reference lower bound and element size operands.
10522 (ao_ref_init_from_vn_reference): Properly compute the offset
10523 for ARRAY_RANGE_REF.
10524 (vn_reference_fold_indirect): Fill out array reference lower
10525 bound and element size operands.
10526 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10527 a non gimple valued reference operand which can happen for
10528 array reference lower bound or element size.
10529 (create_component_ref_by_pieces_1): Properly generate the
10530 element size operand for array references.
10532 2009-08-06 Richard Guenther <rguenther@suse.de>
10534 PR tree-optimization/40964
10535 * tree.c (iterative_hash_host_wide_int): Export.
10536 * tree.h (iterative_hash_host_wide_int): Declare.
10537 * tree-ssa-structalias.c (heapvar_map): New struct.
10538 (heapvar_map_eq): New function.
10539 (heapvar_map_hash): Likewise.
10540 (heapvar_lookup): Adjust.
10541 (heapvar_insert): Likewise.
10542 (make_constraint_from_heapvar): Allow multiple heap variables
10543 per decl at different offsets.
10544 (init_alias_heapvars): Adjust.
10546 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10548 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10549 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10550 trailing sync if TARGET_SYNC_AFTER_SC.
10552 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10554 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10555 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10556 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10557 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10558 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10559 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10560 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10561 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10562 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10563 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10564 the prototype declaration match the definition.
10565 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10566 instructions explicitly. Add barrier_before and operands
10568 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10569 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10570 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10571 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10572 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10573 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10575 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10577 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10579 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10580 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10583 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10586 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10588 PR rtl-optimization/40924
10589 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10590 make sure canon_rtx (mem_address) isn't simpler than
10591 canon_rtx (expanded_mem_address).
10593 2009-08-05 Li Feng <nemokingdom@gmail.com>
10595 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10596 for each poly_bb_p.
10597 (build_scop_drs): Build alias set for each SCoP.
10599 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10601 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10602 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10603 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10604 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10605 (BASE_DRIVER_SELF_SPECS): Likewise.
10607 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10609 * tree-ssa-alias.c: Fix some comment typos.
10611 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10613 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10614 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10616 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10619 * simplify-rtx.c (simplify_binary_operation_1): Disable
10620 simplifications for decimal float operations.
10622 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10624 PR middle-end/40943
10625 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10626 operand of INDIRECT_REF.
10628 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10630 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10631 constants referencing TLS symbols.
10633 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10635 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10636 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10638 2009-08-03 Richard Guenther <rguenther@suse.de>
10640 * tree.c (make_vector_type): Build a main variant first,
10641 get the canonical one and then build the variant.
10642 * tree-ssa.c (useless_type_conversion_p_1): Handle
10644 (useless_type_conversion_p): Conversions to pointers to
10645 incomplete record types are useless.
10647 2009-08-03 Richard Guenther <rguenther@suse.de>
10649 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10650 file will be created.
10651 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10652 * toplev.c (compile_file): Adjust comment.
10654 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10656 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10657 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10658 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10659 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10660 (sh_promote_function_mode): Fix typo.
10662 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10664 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10666 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10668 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10669 declaration arguments.
10671 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10673 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10674 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10675 (ix86_split_ashl): Ditto.
10676 (ix86_expand_vector_init_one_nonzero): Ditto.
10677 (ix86_expand_vector_set): Ditto.
10678 (ix86_expand_reduc_v4sf): Ditto.
10680 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10682 * explow.c (promote_function_mode): Remove assert.
10683 * config/sh/sh.c (sh_promote_function_mode): Declare.
10685 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10687 * config/pa/pa.c (pa_promote_function_mode): Declare.
10688 Change to static. Fix promote_mode call.
10690 * gthr-dce.h (CONST_CAST2): Define if not defined.
10691 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10693 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10695 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10697 * expr.c (store_constructor): Use promote_decl_mode. Remove
10698 now write-only variable unsignedp.
10699 (expand_expr_real_1): Use promote_decl_mode.
10700 * expr.h (promote_function_mode, promote_decl_mode): New.
10701 (promote_mode): Remove last argument.
10702 * function.c (assign_temp): Drop last argument of promote_mode.
10703 (assign_parm_find_data_types): Use promote_function_mode.
10704 (assign_parm_setup_reg): Likewise.
10705 (expand_function_end): Use promote_function_mode.
10706 * calls.c (initialize_argument_information): Use promote_function_mode.
10707 (precompute_arguments): Use promote_mode instead of checking if
10708 only PROMOTE_FUNCTION_MODE is defined.
10709 (expand_call): When making sibcall decisions, use promote_function_mode.
10710 Below, remove an if for targetm.calls.promote_function_return and
10711 and use promote_function_mode.
10712 (emit_library_call_value_1): Use promote_function_mode, fix bug
10713 where promote_mode was passed FOR_CALL == 0 for a return value in an
10715 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10716 * explow.c (promote_function_mode, promote_decl_mode): New.
10717 (promote_mode): Keep only the FOR_CALL == 0 case.
10718 * combine.c (setup_incoming_promotion): Remove test of
10719 promote_function_args. Use promote_function_mode.
10720 * stmt.c (expand_value_return): Use promote_decl_mode.
10721 (expand_decl): Use promote_decl_mode.
10723 * expr.c (store_constructor): Use promote_decl_mode. Remove
10724 now write-only variable unsignedp.
10725 (expand_expr_real_1): Use promote_decl_mode.
10726 * expr.h (promote_function_mode, promote_decl_mode): New.
10727 (promote_mode): Remove last argument.
10728 * function.c (assign_temp): Drop last argument of promote_mode.
10729 (assign_parm_find_data_types): Use promote_function_mode.
10730 (assign_parm_setup_reg): Likewise.
10731 (expand_function_end): Use promote_function_mode.
10732 * calls.c (initialize_argument_information): Use promote_function_mode.
10733 (precompute_arguments): Use promote_mode instead of checking if
10734 only PROMOTE_FUNCTION_MODE is defined.
10735 (expand_call): When making sibcall decisions, use promote_function_mode.
10736 Below, remove an if for targetm.calls.promote_function_return and
10737 and use promote_function_mode.
10738 (emit_library_call_value_1): Use promote_function_mode, fix bug
10739 where promote_mode was passed FOR_CALL == 0 for a return value in an
10741 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10742 * explow.c (promote_function_mode, promote_decl_mode): New.
10743 (promote_mode): Keep only the FOR_CALL == 0 case.
10744 * combine.c (setup_incoming_promotion): Remove test of
10745 promote_function_args. Use promote_function_mode.
10746 * stmt.c (expand_value_return): Use promote_decl_mode.
10747 (expand_decl): Use promote_decl_mode.
10749 * explow.c (promote_function_mode): Just call the target hook.
10750 * targhooks.c (default_promote_function_mode,
10751 default_promote_function_mode_always_promote): New.
10752 * targhooks.h (default_promote_function_mode,
10753 default_promote_function_mode_always_promote): Declare.
10754 * target.h (promote_function_args, promote_function_return): Remove.
10755 (promote_function_mode): New.
10756 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
10757 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10758 (TARGET_PROMOTE_FUNCTION_MODE): New.
10759 (TARGET_CALLS): Adjust.
10760 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
10761 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
10763 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
10764 * config/s390/s390.c (s390_promote_function_mode): ... here,
10765 with pointer handling.
10766 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10767 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10769 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
10770 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
10771 with pointer handling.
10772 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10773 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10775 * config/sh/sh-protos.h (sh_promote_function_mode): New.
10776 * config/sh/sh.c (sh_promote_function_mode): New.
10777 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10778 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10780 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
10781 * config/cris/cris.c (cris_promote_function_mode): ... here.
10782 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10783 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10785 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
10786 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
10787 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10788 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10790 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
10791 * config/arm/arm.c (arm_promote_function_mode): ... here, without
10792 complex type handling.
10793 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10794 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10796 * config/pa/pa.c (pa_promote_function_mode): New.
10797 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10798 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10800 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
10801 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
10802 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
10803 * config/xtensa/xtensa.c: Likewise.
10804 * config/stormy16/stormy16.c: Likewise.
10805 * config/iq2000/iq2000.c: Likewise.
10806 * config/rs6000/rs6000.c: Likewise.
10807 * config/picochip/picochip.c: Likewise.
10808 * config/arc/arc.c: Likewise.
10809 * config/mcore/mcore.c: Likewise.
10810 * config/score/score.c: Likewise.
10811 * config/mips/mips.c: Likewise.
10812 * config/bfin/bfin.c: Likewise.
10813 * config/ia64/ia64.c: Likewise (disabled though).
10815 * config/frv/frv.h: Remove pointless remark.
10817 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
10818 TARGET_PROMOTE_FUNCTION_ARGS,
10819 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
10820 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
10822 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
10824 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
10825 -floop-parallelize-all.
10826 * toplev.c (process_options): Rename flag_graphite_force_parallel to
10827 flag_loop_parallelize_all.
10828 * tree-ssa-loop.c (gate_graphite_transforms): Same.
10829 * graphite.c (graphite_transform_loops): Same.
10830 * common.opt: Same.
10831 * graphite-poly.c (apply_poly_transforms): Same.
10833 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
10835 PR tree-optimization/40914
10836 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
10837 if set, then check the delta field of the PMF record.
10838 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
10839 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
10840 call is stored in the delta.
10842 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
10844 * config/mips/mips.md (*clear_upper32_dext): New pattern.
10846 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
10848 * config/i386/bsd.h (ASM_BYTE): New define.
10849 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
10850 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
10851 .byte. Use fputs or putc instead of fprintf where appropriate.
10852 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
10853 fputs or putc instead of fprintf where appropriate.
10854 * config/i386/i386elf.h: Ditto.
10855 * config/i386/sysv4.h: Ditto.
10857 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
10858 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
10859 (*tls_global_dynamic_64): Ditto.
10861 2009-07-31 Christian Bruel <christian.bruel@st.com>
10863 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10865 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10867 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
10868 Remove dead code for MINUS.
10870 2009-07-31 Anthony Green <green@moxielogic.com>
10872 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
10874 (moxie_expand_epilogue): Ditto for epilogue.
10875 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
10876 incoming arguments.
10877 (moxie_function_arg): Ditto.
10878 (moxie_pass_by_reference): Ditto.
10879 (moxie_arg_partial_bytes): Ditto.
10880 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
10881 (FUNCTION_ARG_ADVANCE) Ditto.
10882 (REG_PARM_STACK_SPACE) Ditto.
10883 (FUNCTION_ARG_REGNO_P) Dito.
10885 * config.gcc: Add moxie linux config support.
10886 * gcc/config/moxie/uclinux.h: New file.
10888 2009-07-31 DJ Delorie <dj@redhat.com>
10890 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10891 (UNSPECV_SP_SWITCH_E): New.
10892 (sp_switch_1): Change to an unspec.
10893 (sp_switch_2): Change to an unspec. Don't use post-inc when we
10895 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
10896 reference the new stack's address
10898 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10900 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
10901 graphite-clast-to-gimple.o, graphite-dependences.o,
10902 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10903 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
10904 (graphite-blocking.o,
10905 graphite-clast-to-gimple.o, graphite-dependences.o,
10906 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
10907 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
10908 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
10909 * cfgloop.h (struct loop): Add can_be_parallel field.
10910 * common.opt (fgraphite-identity): Moved up.
10911 (fgraphite-force-parallel): New flag.
10912 * graphite.c: Rewrite.
10913 * graphite.h: Rewrite.
10914 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
10916 * toplev.c (graphite_out_file): New file descriptor.
10917 (graphite_in_file): New.
10918 (process_options): flag_graphite_force_parallel cannot be used without
10920 * tree-ssa-loop.c: Include toplev.h.
10921 (gate_graphite_transforms): Enable flag_graphite for
10922 flag_graphite_force_parallel.
10924 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10926 * ChangeLog.graphite: New.
10927 * graphite-blocking.c: New.
10928 * graphite-clast-to-gimple.c: New.
10929 * graphite-clast-to-gimple.h: New.
10930 * graphite-dependences.c: New.
10931 * graphite-dependences.h: New.
10932 * graphite-interchange.c: New.
10933 * graphite-poly.c: New.
10934 * graphite-poly.h: New.
10935 * graphite-ppl.c: New.
10936 * graphite-ppl.h: New.
10937 * graphite-scop-detection.c: New.
10938 * graphite-scop-detection.h: New.
10939 * graphite-sese-to-poly.c: New.
10940 * graphite-sese-to-poly.h: New.
10944 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10946 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
10947 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
10949 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10951 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
10952 (scev_is_linear_expression): Return false if the evolution is not
10953 affine multivariate.
10955 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10957 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
10958 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
10960 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10962 * tree-data-ref.c (debug_data_references): New.
10963 (debug_data_reference): New.
10964 * tree-data-ref.h (debug_data_references): Declared.
10965 (debug_data_reference): Declared.
10967 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10969 * tree-data-ref.c (stmt_simple_memref_p: Removed.
10970 * tree-data-ref.h (scop_p): Removed.
10971 (struct data_reference): Remove field scop.
10972 (DR_SCOP): Removed.
10973 (stmt_simple_memref_p): Removed.
10975 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10977 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
10978 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
10981 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10983 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
10985 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10987 * doc/invoke.texi (-fgraphite-identity): Documented.
10989 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10991 * tree-scalar-evolution.c: Fix comment.
10992 (instantiate_scev_1): Return unknow from scev instantiation if the
10993 result is not above instantiate_below.
10995 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
10997 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
10998 static anymore. Instantiate the symbols that may have been introduced
11000 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11003 2009-07-30 DJ Delorie <dj@redhat.com>
11005 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11006 .vliw directive to VLIW sections.
11008 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11010 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11012 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11013 (AUTOHEADER): New variable.
11014 ($(srcdir)/cstamp-h.in): Use it.
11016 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11017 Pat Haugen <pthaugen@us.ibm.com>
11018 Revital Eres <ERES@il.ibm.com>
11020 * config/rs6000/vector.md (VEC_F): Add VSX support.
11023 (mov<mode>): Ditto.
11024 (vector_load_<mode>): Ditto.
11025 (vector_store_<mode>): Ditto.
11026 (vector GPR move split): Ditto.
11027 (vec_reload_and_plus_<mptrsize>): Ditto.
11028 (vec_reload_and_reg_<mptrsize>): Ditto.
11029 (add<mode>3): Ditto.
11030 (sub<mode>3): Ditto.
11031 (mul<mode>3): Ditto.
11032 (neg<mode>2): Ditto.
11033 (abs<mode>2): Ditto.
11034 (smin<mode>3): Ditto.
11035 (smax<mode>3): Ditto.
11036 (vector_eq<mode>): Ditto.
11037 (vector_gt<mode>): Ditto.
11038 (vector_ge<mode>): Ditto.
11039 (vector_gtu<mode>): Ditto.
11040 (vector_select_<mode>_uns): Ditto.
11041 (vector_eq_<mode>_p): Ditto.
11042 (vector_gt_<mode>_p): Ditto.
11043 (vector_ge_<mode>_p): Ditto.
11044 (vector_gtu_<mode>_p): Ditto.
11045 (cr6_test_for_zero): Ditto.
11046 (cr6_test_for_zero_reverse): Ditto.
11047 (cr6_test_for_lt): Ditto.
11048 (cr6_test_for_lt_reverse): Ditto.
11049 (xor<mode>3): Ditto.
11050 (ior<mode>3): Ditto.
11051 (and<mode>3): Ditto.
11052 (one_cmpl<mode>2): Ditto.
11053 (nor<mode>2): Ditto.
11054 (andc<mode>2): Ditto.
11055 (float<VEC_int<mode>2): Ditto.
11056 (unsigned_float<VEC_int><mode>2): Ditto.
11057 (fix_trunc<mode><VEC_int>2): Ditto.
11058 (fixuns_trunc<mode><VEC_int>2): Ditto.
11060 (vec_set<mode>): Ditto.
11061 (vec_extract<mode>): Ditto.
11062 (vec_interleave_highv4sf): Ditto.
11063 (vec_interleave_lowv4sf): Ditto.
11064 (vec_realign_load_<mode>): Ditto.
11065 (vec_shl_<mode>): Ditto.
11066 (vec_shr_<mode>): Ditto.
11067 (div<mode>3): New patterns for VSX.
11068 (vec_interleave_highv2df): Ditto.
11069 (vec_interleave_lowv2df): Ditto.
11070 (vec_pack_trunc_v2df): Ditto.
11071 (vec_pack_sfix_trunc_v2df): Ditto.
11072 (vec_pack_ufix_trunc_v2df): Ditto.
11073 (vec_unpacks_hi_v4sf): Ditto.
11074 (vec_unpacks_lo_v4sf): Ditto.
11075 (vec_unpacks_float_hi_v4si): Ditto.
11076 (vec_unpacks_float_lo_v4si): Ditto.
11077 (vec_unpacku_float_hi_v4si): Ditto.
11078 (vec_unpacku_float_lo_v4si): Ditto.
11079 (movmisalign<mode>): Ditto.
11080 (vector_ceil<mode>2): New patterns for vectorizing math library.
11081 (vector_floor<mode>2): Ditto.
11082 (vector_btrunc<mode>2): Ditto.
11083 (vector_copysign<mode>3): Ditto.
11085 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11086 predicate for setting the high bit in each word, used for copysign.
11088 * config/rs6000/ppc-asm.h (f19): Whitespace.
11089 (f32-f63): Define if VSX.
11090 (v0-v31): Define if Altivec.
11091 (vs0-vs63): Define if VSX.
11093 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11095 * config/rs6000/power7.md: New file, provide tuning parameters for
11098 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11099 (rs6000_cpu_cpp_builtins): Ditto.
11100 (altivec_overloaded_builtins): Ditto.
11101 (altivec_resolve_overloaded_builtin): Ditto.
11103 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11104 debug switch to disable vectorizing simple math builtin
11107 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11108 Vectorize simple math builtin functions.
11109 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11110 hook to vectorize math builtins.
11111 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11112 (rs6000_builtin_conversion): Add VSX/power7 support.
11113 (rs6000_builtin_vec_perm): Ditto.
11114 (vsplits_constant): Add support for loading up a vector constant
11115 with just the high bit set in each part.
11116 (rs6000_expand_vector_init): Add VSX/power7 support.
11117 (rs6000_expand_vector_set): Ditto.
11118 (rs6000_expand_vector_extract): Ditto.
11119 (rs6000_emit_move): Ditto.
11120 (bdesc_3arg): Ditto.
11121 (bdesc_2arg): Ditto.
11122 (bdesc_1arg): Ditto.
11123 (rs6000_expand_ternop_builtin): Ditto.
11124 (altivec_expand_builtin): Ditto.
11125 (rs6000_expand_unop_builtin): Ditto.
11126 (rs6000_init_builtins): Ditto.
11127 (altivec_init_builtins): Ditto.
11128 (builtin_function_type): Ditto.
11129 (rs6000_common_init_builtins): Ditto.
11130 (rs6000_handle_altivec_attribute); Ditto.
11131 (rs6000_mangle_type): Ditto.
11132 (rs6000_vector_mode_supported_p): Ditto.
11133 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11134 are mode dependent.
11136 * config/rs6000/vsx.md: New file for VSX support.
11138 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11139 identifing values with just the most significant bit set.
11140 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11141 vectorized builtins.
11143 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11144 (UNSPEC_VRFIM): Delete.
11145 (splitter for loading up vector with most significant bit): New
11146 splitter for vectorizing copysign.
11147 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11148 vectorizing simple math functions.
11149 (altivec_vrfip): Add support for vectorizing simple math functions.
11150 (altivec_vrfim): Ditto.
11151 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11153 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11154 (power7.md, vsx.md): Include for power7 support.
11155 (copysigndf3): Use VSX instructions if -mvsx.
11156 (negdf2_fpr): Ditto.
11157 (absdf2_fpr): Ditto.
11158 (nabsdf2_fpr): Ditto.
11159 (adddf3_fpr): Ditto.
11160 (subdf3_fpr): Ditto.
11161 (muldf3_fpr): Ditto.
11162 (divdf3_fpr): Ditto.
11163 (fix_truncdfdi2_fpr): Ditto.
11164 (cmpdf_internal1): Ditto.
11165 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11166 (btruncdf2, btruncdf2_fpr): Ditto.
11167 (ceildf2, ceildf2_fpr): Ditto.
11168 (floordf2, floordf2_fpr): Ditto.
11169 (floatdidf2, floatdidf2_fpr): Ditto.
11170 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11171 (fmsubdf4_fpr): Ditto.
11172 (fnmadddf4_fpr_1): Ditto.
11173 (fnmadddf4_fpr_2): Ditto.
11174 (fnmsubdf4_fpr_1): Ditto.
11175 (fnmsubdf4_fpr_2): Ditto.
11176 (fixuns_truncdfdi2): Add expander for VSX support.
11177 (fix_truncdfdi2): Ditto.
11178 (fix_truncdfsi2): Ditto.
11179 (ftruncdf2): Ditto.
11180 (btruncsf2): Whitespace.
11181 (movdf_hardfloat32): Add support for VSX registers.
11182 (movdf_softfloat32): Ditto.
11183 (movdf_hardfloat64): Ditto.
11184 (movdf_hardfloat64_mfpgpr): Ditto.
11185 (movdf_softfloat64): Ditto.
11186 (movti splitters): Add check for vector registers supporting
11187 TImode in the future.
11188 (bpermd): Add power7 bpermd instruction.
11190 * config/rs6000/altivec.h (vec_div): Define if VSX.
11193 (vec_nmadd): Ditto.
11194 (vec_nearbyint): Ditto.
11197 (all predicates): Use the generic builtin function, and not the V4SF
11198 specific function so that the predicates will work with VSX's V2DF.
11199 (vec_all_*): Ditto.
11200 (vec_any_*): Ditto.
11202 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11203 Document new VSX functions and types.
11205 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11208 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11209 "wa", and "j" constraints. Modify "v" to talk about Altivec
11210 instead of just vector.
11212 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11215 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11216 location for phi arguments.
11217 (rewrite_update_phi_arguments): Find locations for reaching defs.
11218 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11219 Add location to add_phi_arg calls.
11220 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11221 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11222 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11223 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11224 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11225 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11226 * tree-phinodes.c (make_phi_node): Initialize location.
11227 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11228 (add_phi_arg): Add location parameter.
11229 (remove_phi_arg_num): Move location when moving phi argument.
11230 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11232 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11233 slpeel_update_phi_nodes_for_guard1,
11234 slpeel_update_phi_nodes_for_guard2,
11235 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11236 vect_loop_versioning): Set locations.
11237 * tree-parloops.c (create_phi_for_local_result,
11238 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11239 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11240 * tree-vect-loop.c (get_initial_def_for_induction,
11241 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11243 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11244 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11245 (gimple_phi_arg_set_location): New. Set locus.
11246 (gimple_phi_arg_has_location): New. Check for locus.
11247 (redirect_edge_var_map_location): New. Return locus from var_map.
11248 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11249 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11250 combining PHI arguments.
11251 (cond_store_replacement): Set location.
11252 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11253 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11254 scop_add_exit_phis_edge): Add locations.
11255 * tree-cfgcleanup.c (remove_forwarder_block,
11256 remove_forwarder_block_with_phi): Add locations.
11257 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11258 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11260 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11261 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11262 flush_pending_stmts): Add source location.
11263 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11264 stack to preserve locations.
11265 * tree-vect-stmts.c (vectorizable_load): Add location.
11266 * tree-inline.c (copy_phis_for_bb): Copy locus.
11267 (setup_one_parameter): Add call locus to inlined parameter stmts.
11268 (initialize_inlined_parameters): Pass in call location as parameter
11270 (tree_function_versioning): Pass location to setup_one_parameter.
11271 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11272 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11273 copy and edge lists.
11274 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11275 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11276 locus parameter and override the stmt default if provided.
11277 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11278 elim_graph_add_edge, elim_graph_remove_succ_edge,
11279 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11280 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11281 eliminate_phi): Add locus info in elimination graph for each edge and
11283 (insert_backedge_copies): Copy locus if present.
11284 * tree-flow.h (struct _edge_var_map): Add locus field.
11285 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11286 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11287 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11289 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11291 2009-07-30 Martin Jambor <mjambor@suse.cz>
11293 PR tree-optimization/40570
11294 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11295 use inlining loops.
11297 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11299 * ssa-loop-manip.c: Include langhooks.h.
11300 (rewrite_phi_with_iv): New.
11301 (rewrite_all_phi_nodes_with_iv): New.
11302 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11303 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11304 * tree-parloops.c (loop_parallel_p): Move out all conditions
11305 except dependency check.
11306 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11307 (gen_parallel_loop): Call canonicalize_loop_ivs without
11308 reduction_list argument.
11309 (build_new_reduction): New.
11310 (gather_scalar_reductions): New.
11311 (try_get_loop_niter): New.
11312 (try_create_reduction_list): New.
11313 (parallleize_loops): Change the parallel conditions check.
11314 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11315 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11317 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11319 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11321 * doc/options.texi (Option properties): Mention new quoting syntax.
11323 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11325 * config/alpha/alpha.c (alpha_start_function):
11326 Handle VMS_DEBUG_MAIN_POINTER
11327 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11328 * doc/invoke.texi: Document -mdebug-main switch.
11330 2009-07-29 Richard Henderson <rth@redhat.com>
11332 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11333 (cgraph_create_edge_including_clones): Likewise.
11334 * tree-inline.c (copy_bb): Operate on the correct edges
11335 when updating the callgraph.
11337 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11339 * config/alpha/vms-cc.c: Deleted.
11340 * config/alpha/vms-ld.c: Deleted.
11341 * config/alpha/t-vms64: Moved to config/vms
11342 * config/alpha/vms-crt0-64.c: Moved to config/vms
11343 * config/alpha/vms-crt0.c: Moved to config/vms
11344 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11345 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11346 * config/alpha/xm-vms.h: Moved to config/vms
11347 * config/alpha/x-vms: Moved to config/vms
11348 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11350 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11351 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11353 * config/vms/t-vms64: Moved here from config/alpha
11354 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11355 (argc,argv,envp): Enforce 32bit malloc'ing.
11356 * config/vms/vms-psxcrt0-64.c: Likewise.
11357 * config/vms/vms-crt0.c: Moved here from config/alpha.
11358 * config/vms/vms-psxcrt0.c: Likewise.
11359 * config/vms/vms-crtl-64.h: New file.
11360 * config/vms/vms-crtl.h: New file.
11361 * config/vms/vms.opt: New file.
11362 * config/vms/xm-vms64.h: New file.
11363 * config/vms/xm-vms.h: Moved here from config/alpha.
11364 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11366 * config/vms/x-vms: Moved here from config/alpha.
11367 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11368 (vms-ld.o, vms-cc.o): Removed.
11369 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11371 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11373 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11374 correct stack (obvious VMS fix).
11376 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11378 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11379 date, version info if VMS_DEBUGGING_INFO defined.
11380 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11381 size, date calculating code moved here.
11383 2009-07-29 Paul Brook <paul@codesourcery.com>
11385 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11388 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11391 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11392 to DImode when generating insq_le insn.
11394 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11396 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11397 New macro set for VMS_DEBUGGGING_INFO.
11398 (AT_string_form): Use it.
11400 2009-07-28 DJ Delorie <dj@redhat.com>
11402 * config/mep/mep.c (vtext_section): New.
11403 (vftext_section): New.
11404 (ftext_section): New.
11405 (mep_select_section): Add support for functions.
11406 (mep_unique_section): Likewise.
11407 (mep_asm_init_sections): Likewise.
11408 (mep_encode_section_info): Remove it from here.
11410 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11412 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11414 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11415 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11417 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11419 * dwarf2out.c (output_file_names): Test new macro
11420 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11421 (add_comp_dir_attribute): Likewise.
11423 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11425 * config/i386/mingw-w64.h (LINK_SPEC): Add
11426 separating space between commands.
11428 2009-07-28 Jan Hubicka <jh@suse.cz>
11430 PR tree-optimization/40759
11431 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11434 2009-07-27 DJ Delorie <dj@redhat.com>
11436 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11437 types are dword-aligned.
11438 (mep_expand_va_start): Likewise.
11440 2009-07-27 Olivier Hainque <hainque@adacore.com>
11441 Douglas B Rupp <rupp@gnat.com>
11443 * convert.c (convert_to_pointer): Don't assume the target
11444 pointer type is POINTER_SIZE long. Fetch its precision instead.
11446 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11448 * system.h (fopen): Undefine if macro.
11450 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11452 * dwarf2out.c (output_cfi_p): Removed.
11453 (output_cfis): New function.
11454 (output_fde): New function, split from output_call_frame_info.
11455 (output_call_frame_info): Use it.
11456 (dwarf2out_switch_text_section): Use output_cfis.
11458 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11460 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11461 TARGET_BI_ARCH is specified without enabling SJLJ.
11462 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11463 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11465 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11467 * arm.md (negdi2): Use DImode if forcing a value into a register.
11469 2009-07-26 Ira Rosen <irar@il.ibm.com>
11471 PR tree-optimization/40801
11472 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11473 of vector operand from the previous copy of vector statement.
11474 Pass the correct definition type value to
11475 vect_get_vec_def_for_stmt_copy().
11477 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11479 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11480 const char ** conversion.
11482 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11484 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11485 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11486 (gcc_unreachable): Invoke __builtin_unreachable() if
11487 !ENABLE_ASSERT_CHECKING.
11489 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11491 PR rtl-optimization/40445
11492 * emit-rtl.c (next_nonnote_insn_bb): New function.
11493 * rtl.h (next_nonnote_insn_bb): Declare new function.
11494 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11495 with no successors that is the successor of the ENTRY_BLOCK.
11496 Continue from the top after removing an empty fallthrough block.
11497 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11498 of next_nonnote_insn.
11500 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11502 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11504 2009-07-25 Martin Jambor <mjambor@suse.cz>
11506 * c-common.c (c_common_attribute_table): New element for noclone.
11507 (handle_noclone_attribute): New function. Forward-declare.
11508 * tree-inline.c (tree_versionable_function_p): Check for noclone
11510 * doc/extend.texi (Labels as Values): Document need for noclone.
11511 (Function Attributes): Document noclone attribute.
11513 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11515 PR rtl-optimization/34999
11516 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11517 and dw_fde_switched_cold_to_hot fields.
11518 (output_cfi_p): New function.
11519 (output_call_frame_info): If fde->dw_fde_switched_sections,
11520 output 2 FDEs instead of one with corrupted header.
11521 (dwarf2out_do_cfi_startproc): New function.
11522 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11523 and fde->dw_fde_switched_cold_to_hot.
11524 (dwarf2out_switch_text_section): Compute
11525 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11526 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11527 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11528 Otherwise, compute fde->dw_fde_switch_cfi.
11530 2009-07-24 Cary Coutant <ccoutant@google.com>
11532 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11534 2009-07-24 Cary Coutant <ccoutant@google.com>
11536 * cfghooks.c (split_block): Copy discriminator to new block.
11537 * tree-cfg.c (assign_discriminator): Check location of last
11538 instruction in block as well as first.
11540 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11542 * config/i386/linux.c: Use fputs or putc instead of fprintf
11544 * config/i386/gas.h: Ditto.
11545 * config/i386/x86-64.h: Ditto.
11546 * config/i386/att.h: Ditto.
11548 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11550 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11553 2009-07-24 Martin Jambor <mjambor@suse.cz>
11555 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11556 (ipa_push_func_to_list_1): Declare.
11557 (ipa_push_func_to_list): New function.
11559 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11560 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11561 (ipa_push_func_to_list): Removed.
11562 (ipa_pop_func_from_list): Clear node_enqueued flag.
11564 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11566 * config/s390/s390.c (override_options): Default
11567 max-unrolled-insns to 100 for z10 tuning.
11569 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11571 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11572 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11573 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11574 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11575 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11576 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11577 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11579 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11581 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11582 use default set in mingw32.h header.
11583 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11584 64-bit /mingw/include path.
11585 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11588 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11590 PR rtl-optimization/40209
11591 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11593 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11595 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11596 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11597 with the rest of string where appropriate. Use fputs or putc
11598 instead of fprintf where appropriate.
11600 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11601 Pat Haugen <pthaugen@us.ibm.com>
11602 Revital Eres <ERES@il.ibm.com>
11604 * config/rs6000/vector.md: New file. Move most of the vector
11605 expander support here from altivec.md to allow for the VSX vector
11606 unit in the future. Add support for secondary_reload patterns.
11607 Rewrite the patterns for vector comparison, and vector comparison
11608 predicate instructions so that the RTL expresses the desired
11609 behavior, instead of using unspec.
11611 * config/rs6000/constraints.md ("f" constraint): Use
11612 rs6000_constraints to hold the precalculated register class.
11613 ("d" constraint): Ditto.
11614 ("wd" constraint): New constraint for VSX.
11615 ("wf" constraint): Ditto.
11616 ("ws" constraint): Ditto.
11617 ("wa" constraint): Ditto.
11618 ("wZ" constraint): Ditto.
11619 ("j" constraint): Ditto.
11621 * config/rs6000/predicates.md (vsx_register_operand): New
11623 (vfloat_operand): New predicate for vector.md.
11624 (vint_operand): Ditto.
11625 (vlogical_operand): Ditto.
11626 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11627 (easy_vector_constant): Add VSX support.
11628 (altivec_indexed_or_indirect_operand): New predicate for
11629 recognizing Altivec style memory references with AND -16.
11631 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11632 for vector secondary reload support.
11633 (rs6000_vector_reg_class): Delete, replacing it with
11634 rs6000_constraints.
11635 (rs6000_vsx_reg_class): Ditto.
11636 (rs6000_constraints): New array to hold the register classes of
11637 each of the register constraints that can vary at runtime.
11638 (builtin_mode_to_type): New static array for builtin function type
11640 (builtin_hash_table): New static hash table for builtin function
11642 (TARGET_SECONDARY_RELOAD): Define target hook.
11643 (TARGET_IRA_COVER_CLASSES): Ditto.
11644 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11645 registers are 128 bits if VSX memory reference instructions are used.
11646 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11647 unit is being used.
11648 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11649 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11650 Print several of the scheduling related parameters.
11651 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11652 rs6000_constraints instead of rs6000_vector_reg_class. Move
11653 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11654 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11655 Altivec. Add VSX support. Setup for secondary reload support on
11656 Altivec/VSX registers.
11657 (rs6000_override_options): Make power7 set the scheduling groups
11658 like the power5. Add support for new debug switches to override
11659 the scheduling defaults. Temporarily disable -mcpu=power7 from
11660 setting -mvsx. Add support for debug switches -malways-hint,
11661 -msched-groups, and -malign-branch-targets.
11662 (rs6000_buitlin_conversion): Add support for returning unsigned
11663 vector conversion functions to fix regressions due to stricter
11665 (rs6000_builtin_mul_widen_even): Ditto.
11666 (rs6000_builtin_mul_widen_odd): Ditto.
11667 (rs6000_builtin_vec_perm): Ditto.
11668 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11669 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11670 to zero a register.
11671 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11672 generated upstream.
11673 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11674 VSX types for bit operations. Changes to accomidate vector.md.
11675 (bdesc_2arg): Ditto.
11676 (bdesc_1arg): Ditto.
11677 (struct builtin_description_predicates): Rewrite predicate
11678 handling so that RTL describes the operation, instead of passing
11679 the instruction to be used as a string argument.
11680 (bdesc_altivec_preds): Ditto.
11681 (altivec_expand_predicate_builtin): Ditto.
11682 (altivec_expand_builtin): Ditto.
11683 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11684 statement for vsldoi support.
11685 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11686 (altivec_expand_st_builtin): Ditto.
11687 (paired_expand_builtin): Whitespace changes.
11688 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11689 builtin_mode_to_type table for secondary reload. Call
11690 builtin_function_type to build random builtin functions.
11691 (altivec_init_builtins): Change to use builtin_function_type to
11692 create builtin function types dynamically as we need them.
11693 (builtin_hash_function): New support for hashing the tree types
11694 for builtin function as we need it, rather than trying to build
11695 all of the trees that we need. Add initial preliminary VSX support.
11696 (builtin_function_type): Ditto.
11697 (builtin_function_eq): Ditto.
11698 (builtin_hash_struct): Ditto.
11699 (rs6000_init_builtins): Ditto.
11700 (rs6000_common_init_builtins): Ditto.
11701 (altivec_init_builtins): Ditto.
11702 (rs6000_common_init_builtins): Ditto.
11703 (enum reload_reg_type): New enum for simplifing reg classes.
11704 (rs6000_reload_register_type): Simplify register classes into GPR,
11705 Vector, and other registers. Altivec and VSX addresses in reload.
11706 (rs6000_secondary_reload_inner): Ditto.
11707 (rs6000_ira_cover_classes): New target hook, that returns the
11708 appropriate cover classes, based on -mvsx being used or not.
11709 (rs6000_secondary_reload_class): Add VSX support.
11710 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11711 (get_vsel_insn): Ditto.
11712 (rs6000_emit_vector_compare): Rewrite vector conditional support
11713 so that where we can, we use RTL operators, instead of blindly use
11715 (rs6000_emit_vector_select): Ditto.
11716 (rs6000_emit_vector_cond_expr): Ditto.
11717 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11718 (create_TOC_reference): Add -mdebug=addr support.
11719 (emit_frame_save): VSX loads/stores need register indexed addressing.
11721 * config/rs6000/rs6000.md: Include vector.md.
11723 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11725 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11726 support for V2DI, V2DF in logical, permute, select operations.
11728 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11729 switch for vsx/power7.
11730 (-mvsx-scalar-memory): Ditto.
11731 (-mvsx-align-128): Ditto.
11732 (-mallow-movmisalign): Ditto.
11733 (-mallow-df-permute): Ditto.
11734 (-msched-groups): Ditto.
11735 (-malways-hint): Ditto.
11736 (-malign-branch-targets): Ditto.
11738 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11740 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11741 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11742 (rs6000_vector_reg_class): Delete.
11743 (rs6000_vsx_reg_class): Ditto.
11744 (enum rs6000_reg_class_enum): New enum for the constraints that
11745 vary based on target switches.
11746 (rs6000_constraints): New array to hold the register class for all
11747 of the register constraints that vary based on the switches used.
11748 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
11749 (enum rs6000_builtins): Add unsigned varients for the builtin
11750 declarations returned by target hooks for expanding multiplies,
11751 select, and permute operations. Add VSX builtins.
11752 (enum rs6000_builtin_type_index): Add entries for VSX.
11753 (V2DI_type_node): Ditto.
11754 (V2DF_type_node): Ditto.
11755 (unsigned_V2DI_type_node): Ditto.
11756 (bool_long_type_node): Ditto.
11757 (intDI_type_internal_node): Ditto.
11758 (uintDI_type_internal_node): Ditto.
11759 (double_type_internal_node): Ditto.
11761 * config/rs6000/altivec.md (whole file): Move all expanders to
11762 vector.md from altivec.md. Rename insn matching functions to be
11764 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
11765 (altivec_vcmp*): Ditto.
11766 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
11767 (VM): New iterator for moves that includes the VSX types.
11768 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
11769 (altivec_vperm_<mode>_uns): New, for unsigned types.
11770 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
11771 (altivec_eq<mode>): Ditto.
11772 (altivec_gt<mode>): Ditto.
11773 (altivec_gtu<mode>): Ditto.
11774 (altivec_eqv4sf): Ditto.
11775 (altivec_gev4sf): Ditto.
11776 (altivec_gtv4sf): Ditto.
11777 (altivec_vcmpbfp_p): Ditto.
11779 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
11781 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
11784 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11787 * config/i386/i386.c (output_387_ffreep): Rewrite to use
11788 ASM_SHORT instead of .word.
11789 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
11790 instead of .word in asm template.
11792 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
11795 * ira-lives.c (bb_has_abnormal_call_pred): New function.
11796 (process_bb_node_lives): Use it.
11798 * ira.c (setup_cover_and_important_classes): Don't setup
11799 ira_important_class_nums. Add cover classes to the end of
11801 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
11803 (find_reg_class_closure): Use reorder_important_classes.
11805 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
11807 * config/i386/i386.c (i386_ira_cover_classes): New function.
11808 (TARGET_IRA_COVER_CLASSES): Redefine.
11810 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
11811 importance of order of cover classes in the array.
11813 2009-07-22 Diego Novillo <dnovillo@google.com>
11815 * tree-pass.h (TDF_EH): Define.
11816 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
11817 contains TDF_EH, print the EH region number holding GS.
11818 * tree-dump.c (dump_options): Add "eh".
11819 * doc/invoke.texi: Document it.
11821 2009-07-22 Doug Kwan <dougkwan@google.com>
11823 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
11825 2009-07-22 Michael Matz <matz@suse.de>
11827 PR tree-optimization/35229
11828 PR tree-optimization/39300
11830 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
11831 (inhibit_phi_insertion): New function.
11832 (insert_into_preds_of_block): Call it for REFERENCEs.
11833 (init_pre): Initialize and finalize scalar evolutions.
11834 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
11836 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
11838 * config/i386/predicates.md (zero_extended_scalar_load_operand):
11839 Use CONST_VECTOR_NUNITS to determine number of elements.
11841 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
11843 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
11844 (U, W): Constraints are now deprecated and will be removed if we
11845 run out of letters.
11846 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
11848 ("prefetch"): Add the stcmh instruction for prefetching.
11849 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
11851 (s390_short_displacement): Return always true if compiling for
11852 machines not providing the long displacement facility.
11853 (s390_mem_constraint): Support the new constraint letter Z.
11854 (s390_check_qrst_address): New function.
11856 2009-07-21 DJ Delorie <dj@redhat.com>
11858 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
11861 2009-07-21 Jason Merrill <jason@redhat.com>
11863 * c-common.c (max_tinst_depth): Increase default to 1024.
11865 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11867 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
11868 (vec_unpacku_float_lo_v4si): Ditto.
11870 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
11873 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
11874 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
11875 (builtin_description): Add __builtin_ia32_cvtudq2ps.
11876 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
11878 2009-07-21 Jakub Jelinek <jakub@redhat.com>
11880 PR tree-optimization/40813
11881 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
11884 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
11886 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
11887 with a NOP_EXPR if needed.
11889 2009-07-21 Paul Brook <paul@codesourcery.com>
11891 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
11892 Terminate debug dump with newline.
11894 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11896 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
11897 Cast "1" to unsigned HOST_WIDE_INT.
11898 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
11899 deposit length to the maximum length - lsb. Extend length if
11900 HOST_BITS_PER_WIDE_INT is 32.
11902 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11904 * cgraph.h (constant_pool_htab): New function.
11905 (constant_descriptor_tree): Move from varasm.c.
11906 * varasm.c (constant_pool_htab): New function.
11907 (constant_descriptor_tree): Move to cgraph.h.
11909 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
11911 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
11913 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
11915 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
11918 2009-07-20 Xinliang David Li <davidxl@google.com>
11920 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
11922 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
11924 * config/mips/mips.md (move_type): Add arith.
11925 (type): Handle arith.
11926 (zero_extendsidi2): Rename this into ...
11927 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
11928 (zero_extendsidi2): New expander.
11929 (*zero_extendsidi2_dext): New pattern.
11931 2009-07-20 Nick Clifton <nickc@redhat.com>
11933 * config.gcc (mips64-*-*): Add definition of tm_defines in order
11934 to set MIPS_ABI_DEFAULT.
11935 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
11937 2009-07-20 Jakub Jelinek <jakub@redhat.com>
11939 * tree-object-size.c (addr_object_size): Handle unions with
11940 array in it as last field of structs in __bos (, 1) as __bos (, 0).
11942 PR tree-optimization/40792
11943 * tree.c (build_function_type_skip_args): Remove bogus assert.
11945 2009-07-20 Jan Hubicka <jh@suse.cz>
11946 Martin Jambor <mjambor@suse.cz>
11948 * cgraph.h (combined_args_to_skip): New field.
11949 * cgraph.c (cgraph_create_virtual_clone): Properly handle
11950 combined_args_to_skip and args_to_skip.
11951 * tree-inline.c (update_clone_info): New function.
11952 (tree_function_versioning): Call update_clone_info.
11953 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
11955 (cgraph_materialize_all_clones): More extensive dumping, working
11956 with combined_args_to_skip rather than args_to_skip.
11958 2009-07-20 Ira Rosen <irar@il.ibm.com>
11960 * tree-vectorizer.h (vectorizable_condition): Add parameters.
11961 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
11962 (get_initial_def_for_reduction): Likewise.
11963 (vectorizable_reduction): Skip the check of first operand in case
11964 of COND_EXPR. Add check that it is outer loop vectorization if
11965 nested cycle was detected. Call vectorizable_condition() for
11966 COND_EXPR. If reduction epilogue cannot be created do not fail for
11967 nested cycles (if it is not double reduction). Assert that there
11968 is only one type in the loop in case of COND_EXPR. Call
11969 vectorizable_condition() to vectorize COND_EXPR.
11970 * tree-vect-stmts.c (vectorizable_condition): Update comment.
11971 Add parameters. Allow nested cycles if called from
11972 vectorizable_reduction(). Use reduction vector variable if provided.
11973 (vect_analyze_stmt): Call vectorizable_reduction() before
11974 vectorizable_condition().
11975 (vect_transform_stmt): Update call to vectorizable_condition().
11977 2009-07-20 Christian Bruel <christian.bruel@st.com>
11979 * config/sh/sh.opt (-mfmovd): Resurrect and document.
11980 * doc/invoke.texi (-mfmovd): Likewise.
11981 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
11983 2009-07-20 Jan Hubicka <jh@suse.cz>
11985 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
11986 when handling SSA name.
11988 2009-07-19 Jan Hubicka <jh@suse.cz>
11990 PR tree-optimization/40676
11991 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
11992 virtual PHIs in empty BBs.
11994 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
11996 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
11997 re-expanded the compound use gen_lowpart instead to convert to the
12000 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12002 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12003 OUTER_CONST arguments.
12004 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12005 the new wider mode will be masked off.
12006 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12008 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12010 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12011 high-order bits are zero.
12013 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12015 * combine.c (simplify_shift_const_1): Split code to determine
12016 shift_mode into ...
12017 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12018 new bits shifted in are identical to the old sign bit.
12020 2009-07-18 Richard Guenther <rguenther@suse.de>
12023 * gimplify.c (gimplify_call_expr): Reject code using results from
12024 functions returning void.
12026 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12028 * doc/md.texi: Document the new PowerPC "es" constraint.
12029 Document that "m" can include automodified addresses on this target,
12030 and explain how %U must be used. Extend the "Q" and "Z" documentation
12031 to suggest "es" as well as "m".
12032 * config/rs6000/constraints.md (es): New memory constraint.
12033 (Q, Z): Update strings to match new documentation.
12035 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12037 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12038 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12039 * config/rs6000/predicates.md (volatile_mem_operand): Use
12040 offsettable_nonstrict_memref_p.
12041 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12042 (*floatunssidf2_internal): Likewise.
12043 (*fix_truncdfsi2_internal): Likewise.
12044 (*fix_trunctfsi2_internal): Likewise.
12046 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12048 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12049 atmega32u2 devices.
12050 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12052 2009-07-17 Richard Guenther <rguenther@suse.de>
12055 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12056 (pass_warn_unused_result): Likewise.
12057 (TODO_set_props): Remove.
12058 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12060 (pass_diagnose_omp_blocks): Define.
12061 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12062 (c_gimple_diagnostics_recursively): Remove.
12063 (finish_function): Do not call it.
12064 (c_write_global_declarations): Continue after errors.
12065 Finalize the CU here.
12066 * c-gimplify.c (c_genericize): Do not gimplify here.
12067 * c-common.c (c_warn_unused_result): Move ...
12068 * tree-cfg.c (do_warn_unused_result): ... here.
12069 (run_warn_unused_result): New function.
12070 (gate_warn_unused_result): New function.
12071 (pass_warn_unused_result): New pass.
12072 * c-common.h (c_warn_unused_result): Remove.
12073 * flags.h (flag_warn_unused_result): Declare.
12074 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12075 * opts.c (flag_warn_unused_result): Initialize to false.
12076 * toplev.c (compile_file): Add comment.
12077 * omp-low.c (create_omp_child_function): Do not register
12078 the function with the frontend.
12079 (diagnose_omp_structured_block_errors): Prepare to be
12080 called as optimization pass.
12081 (gate_diagnose_omp_blocks): New function.
12082 (pass_diagnose_omp_blocks): New pass.
12083 * cgraph.h (cgraph_optimize): Remove.
12084 (cgraph_analyze_function): Likewise.
12085 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12086 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12087 before their parents here.
12088 (cgraph_finalize_function): Not here.
12089 (cgraph_analyze_function): Gimplify functions here.
12090 (cgraph_finalize_compilation_unit): Continue after errors.
12091 Optimize the callgraph from here.
12092 (cgraph_optimize): Make static.
12093 * langhooks.c (write_global_declarations): Finalize the CU.
12094 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12095 (gimplify_function_tree): Assert we gimplify only once.
12096 Set PROP_gimple_any property.
12097 * tree-nested.c (gimplify_all_functions): New function.
12098 (lower_nested_functions): Gimplify all nested functions.
12099 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12100 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12101 and pass_diagnose_omp_blocks after gimplification. Do not
12102 set TODO_set_props on all_lowering_passes.
12103 (execute_one_pass): Do not handle TODO_set_props.
12104 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12105 (gimplify.o): Add tree-pass.h dependency.
12106 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12107 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12108 (unsave_r): Likewise.
12109 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12110 temporary variable.
12112 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12114 * doc/service.texi (Service): Restore previously removed link,
12115 which isn't broken after all.
12117 2009-07-17 Richard Guenther <rguenther@suse.de>
12119 PR tree-optimization/40321
12120 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12121 PHI nodes to the maximal set.
12122 (make_values_for_phi): Add PHI arguments to the maximal set.
12123 (execute_pre): Dump PHI_GEN and the maximal set.
12125 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12128 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12131 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12133 * doc/extend.texi (Nested Functions): Replace broken link with
12135 * doc/service.texi (Service): Remove broken link.
12137 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12140 * builtins.c (expand_builtin_memcmp): Use loc instead of
12141 EXPR_LOCATION (exp).
12142 (expand_builtin_strncmp): Likewise.
12144 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12145 Manuel López-Ibáñez <manu@gcc.gnu.org>
12148 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12149 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12150 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12151 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12152 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12153 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12154 tree-inline.c, c-common.c, c-common.h, gimple.c,
12155 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12156 convert.c: Add location argument to fold_{unary,binary,ternary},
12157 fold_build[123], build_call_expr, build_size_arg,
12158 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12159 fold_build1_initializer, fold_build2_initializer,
12160 fold_build3_initializer, fold_build_call_array,
12161 fold_build_call_array_initializer, fold_single_bit_test,
12162 omit_one_operand, omit_two_operands, invert_truthvalue,
12163 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12164 combine_comparisons, fold_builtin_*, fold_call_expr,
12165 build_range_check, maybe_fold_offset_to_address, round_up,
12168 2009-07-16 Jason Merrill <jason@redhat.com>
12171 * c-common.c (c_common_reswords): Add __is_standard_layout
12173 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12174 * doc/implement-cxx.texi: New.
12175 * doc/gcc.texi: Include it.
12177 2009-07-16 DJ Delorie <dj@redhat.com>
12179 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12180 compares that may be indirectly affected by previous instructions.
12182 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12184 * builtins.c (do_mpc_arg2): New.
12185 (fold_builtin_2): Fold builtin cpow.
12186 * real.h (HAVE_mpc_pow): New.
12188 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12190 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12191 comparison to skip unprofitable schedule
12193 2009-07-16 Simon Baldwin <simonb@google.com>
12195 * gcc.c (option_map): New flag -no-canonical-prefixes.
12196 * (display_help): Print help text for new flag.
12197 * (process_command): Move options translation and language specifics
12198 and handle new flag early. Use it to set a function pointer to a
12199 prefix builder. Replace make_relative_prefix calls with calls to
12200 the function pointed to. Ignore new flag in regular options handling.
12201 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12203 2009-07-15 DJ Delorie <dj@redhat.com>
12205 * config/mep/mep.md (sibcall_internal): Change register to avoid
12206 argument registers.
12207 (sibcall_value_internal): Likewise.
12209 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12211 PR rtl-optimization/40710
12212 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12214 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12216 * config/mips/mips.md (*extenddi_truncate<mode>,
12217 *extendsi_truncate<mode>): Change type attribute to move_type
12218 with shift_shift. Split out code handling exts from here ...
12219 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12221 (*extendhi_truncateqi): Change type attribute to move_type with
12222 shift_shift. Split out code handling exts from here ...
12223 (*extendhi_truncateqi_exts): ... to this new pattern.
12225 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12227 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12228 instead of "and" with inverted sign bit mask value. Use
12229 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12230 Allocate registers only for operand 4 and operand 5.
12232 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12234 PR middle-end/40747
12235 * fold-const.c (fold_cond_expr_with_comparison): When folding
12236 < and <= to MIN, make sure the MIN uses the same type as the
12237 comparison's operands.
12239 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12241 * arm.md (ior_xor): New code iterator.
12242 (split for ior/xor with shift and zero-extend): New split pattern.
12243 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12245 2009-07-15 Richard Guenther <rguenther@suse.de>
12247 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12250 2009-07-15 Richard Guenther <rguenther@suse.de>
12252 PR middle-end/40753
12253 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12255 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12257 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12258 handle 2.6.30 kernel.
12260 2009-07-15 DJ Delorie <dj@redhat.com>
12262 * config/mep/mep.md (sibcall_internal): Change register to allow
12263 for 24-bit addresses.
12264 (sibcall_value_internal): Likewise.
12266 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12268 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12269 that are enabled/disabled by the flags introduced by a previous patch.
12271 2009-07-14 DJ Delorie <dj@redhat.com>
12273 * config/mep/mep.md (sibcall_internal): Include non-toggling
12275 (sibcall_value_internal): Likewise.
12277 2009-07-14 Taras Glek <tglek@mozilla.com>
12278 Rafael Espindola <espindola@google.com>
12280 * doc/sourcebuild.texi: Document install-plugin target.
12281 * configure.ac: Added install-plugin target to language makefiles.
12282 * configure: Regenerate.
12283 * Makefile.in (install-plugin): Install more headers,
12284 depend on lang.install-plugin.
12286 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12288 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12291 2009-07-14 DJ Delorie <dj@redhat.com>
12293 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12294 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12295 * config/mep/mep.md (sibcall_internal): Change test from
12296 mep_vliw_mode_match to mep_vliw_jmp_match.
12297 (sibcall_value_internal): Likewise.
12299 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12301 * config/i386/sse.md (copysign<mode>3): New expander.
12302 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12303 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12304 Use ix86_build_const_vector.
12305 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12306 IX86_BUILTIN_CPYSGNPD.
12307 (builtin_description): Add __builtin_ia32_copysignps and
12308 __builtin_ia32_copysignpd.
12309 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12310 and BUILT_IN_COPYSIGNF.
12312 2009-07-13 Jason Merrill <jason@redhat.com>
12314 * builtins.c (can_trust_pointer_alignment): New fn.
12315 (get_pointer_alignment): Factor it out from here.
12316 * tree.h: Declare it.
12318 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12320 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12323 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12327 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12329 2009-07-14 Richard Guenther <rguenther@suse.de>
12330 Andrey Belevantsev <abel@ispras.ru>
12332 PR middle-end/40745
12333 * cfgexpand.c (partition_stack_vars): Do not bother to update
12334 alias information when not optimizing.
12336 2009-07-14 Richard Guenther <rguenther@suse.de>
12337 Andrey Belevantsev <abel@ispras.ru>
12339 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12340 (pt_solution_set): Likewise.
12341 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12342 * tree-ssa-structalias.c (pt_solution_set): New function.
12343 * final.c (rest_of_clean_state): Free SSA data structures.
12344 * print-rtl.c (print_decl_name): Remove.
12345 (print_mem_expr): Implement in terms of print_generic_expr.
12346 * alias.c (ao_ref_from_mem): New function.
12347 (rtx_refs_may_alias_p): Likewise.
12348 (true_dependence): Query alias-export info.
12349 (canon_true_dependence): Likewise.
12350 (write_dependence_p): Likewise.
12351 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12353 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12354 (mem_expr_equal_p): Use operand_equal_p.
12355 (set_mem_attributes_minus_bitpos): Do not use
12356 component_ref_for_mem_expr.
12357 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12358 (update_alias_info_with_stack_vars): Likewise.
12359 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12360 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12361 explicitly nor clear stmt operands.
12362 Free the decl-to-pointer map.
12363 * tree-optimize.c (execute_free_datastructures): Do not free
12364 SSA data structures here.
12365 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12366 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12367 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12369 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12371 2009-07-13 DJ Delorie <dj@redhat.com>
12373 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12374 unrolling at the right iteration count.
12376 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12379 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12381 * haifa-sched.c (rank_for_schedule): Introduced flags to
12382 enable/disable individual scheduling heuristics.
12383 * common.opt: Introduced flags to enable/disable individual
12384 heuristics in the scheduler.
12385 * doc/invoke.texi: Introduced flags to enable/disable individual
12386 heuristics in the scheduler.
12388 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12390 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12391 config/i386/mingw-tls.c.
12392 * config/i386/mingw-tls.c: Removed.
12394 2009-07-13 Ira Rosen <irar@il.ibm.com>
12396 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12397 checks access only relevant statements.
12398 (vectorizable_reduction): Likewise.
12400 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12402 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12403 just for 32-bit case.
12405 2009-07-12 Jan Hubicka <jh@suse.cz>
12407 PR tree-optimization/40585
12408 * except.c (expand_resx_expr): When there already is resume
12409 instruction, produce linked list.
12410 (build_post_landing_pads): Assert that resume is empty.
12411 (connect_post_landing_pads): Handle resume lists.
12412 (dump_eh_tree): Dump resume list.
12414 2009-07-12 Ira Rosen <irar@il.ibm.com>
12416 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12417 with additional argument.
12418 * tree-vectorizer.h (enum vect_def_type): Add
12419 vect_double_reduction_def.
12420 (vect_is_simple_reduction): Add argument.
12421 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12423 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12424 vect_is_simple_reduction with additional argument.
12425 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12427 (reduction_code_for_scalar_code): Handle additional codes by
12428 returning ERROR_MARK for them. Fix comment and indentation.
12429 (vect_is_simple_reduction): Fix comment, add argument to specify
12430 double reduction. Detect double reduction.
12431 (get_initial_def_for_induction): Fix indentation.
12432 (get_initial_def_for_reduction): Fix comment and indentation.
12433 Handle double reduction. Create initial definitions that do not
12434 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12435 (vect_create_epilog_for_reduction): Fix comment, add argument to
12436 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12437 epilogue result extraction. Create double reduction phi node and
12438 replace relevant uses.
12439 (vectorizable_reduction): Call vect_is_simple_reduction with
12440 additional argument. Fix indentation. Update epilogue code treatment
12441 according to the changes in reduction_code_for_scalar_code. Check
12442 for double reduction. Call vect_create_epilog_for_reduction with
12443 additional argument.
12444 * tree-vect-stmts.c (process_use): Handle double reduction, update
12446 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12447 (vect_get_vec_def_for_operand): Likewise.
12449 2009-07-12 Danny Smith <dansmister@gmail.com>
12451 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12452 dllexport if !TREE_PUBLIC.
12453 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12455 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12457 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12458 (avr_extra_arch_macro) Remove declatation.
12459 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12460 (avr_extra_arch_macro) Declare as static.
12461 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12463 2009-07-11 Jan Hubicka <jh@suse.cz>
12465 PR middle-end/48388
12466 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12468 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12471 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12472 cold_in_std_section bits.
12473 (dwarf2out_begin_prologue): Initialize them.
12474 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12475 if already covered by text_section or cold_text_section range.
12477 PR rtl-optimization/40667
12478 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12479 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12480 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12481 * config/i386/i386.c (ix86_minimum_alignment): New function.
12482 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12483 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12484 * emit-rtl.c (gen_reg_rtx): Likewise.
12485 * function.c (assign_parms): Likewise. If nominal_type needs
12486 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12487 rather than passed_type's alignment.
12490 * function.c (assign_parm_setup_stack): Adjust
12491 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12492 from nominal_mode on big endian.
12494 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12496 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12498 2009-07-10 DJ Delorie <dj@redhat.com>
12500 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12502 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12504 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12506 (thumb2_cbnz): Likewise.
12508 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12511 * config.gcc (supported_defaults): Add synci.
12512 (with_synci): Add validation.
12513 (all_defaults): Add synci.
12514 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12517 * config/mips/mips.opt (msynci): New option.
12518 * config/mips/mips.c (mips_override_options): Warn on use of
12519 -msynci for targets that do now support it.
12520 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12522 * gcc/doc/invoke.texi (-msynci): Document the new option.
12523 * doc/install.texi (--with-synci): Document the new option.
12525 2009-07-10 Richard Guenther <rguenther@suse.de>
12527 PR tree-optimization/40496
12528 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12529 the PHI result with a compatible type.
12531 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12535 * c.opt (Wunused-result): New.
12536 * doc/invoke.texi: Document it.
12537 * c-common.c (c_warn_unused_result): Use it.
12539 2009-07-09 DJ Delorie <dj@redhat.com>
12541 * targhooks.c (default_target_can_inline_p): Rename from
12542 default_target_option_can_inline_p.
12543 * targhooks.h (default_target_can_inline_p): Likewise.
12544 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12545 TARGET_OPTION_CAN_INLINE_P.
12546 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12547 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12548 (mep_target_can_inline_p): Rename from
12549 mep_target_option_can_inline_p.
12552 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12553 registers used to pass vectors.
12555 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12557 2009-07-09 Tom Tromey <tromey@redhat.com>
12559 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12560 * config/mmix/mmix.c: Include dwarf2.h.
12561 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12562 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12563 * config/sh/sh.c: Include dwarf2.h.
12564 * config/i386/i386.c: Include dwarf2.h.
12565 * Makefile.in (DWARF2_H): Remove 'elf'.
12566 * except.c: Include dwarf2.h.
12567 * unwind-dw2.c: Include dwarf2.h.
12568 * dwarf2out.c: Include dwarf2.h.
12569 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12570 * unwind-dw2-fde.c: Include dwarf2.h.
12571 * dwarf2asm.c: Include dwarf2.h.
12573 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12575 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12576 (max_issue): Use it.
12577 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12579 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12580 (region_sched_info): Update.
12581 * sched-ebb.c (ebb_sched_info): Update.
12582 * modulo-sched.c (sms_sched_info): Update.
12583 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12585 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12587 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12589 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12591 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12593 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12595 PR middle-end/40692
12596 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12597 arg1 with arg01 if arg1 is already INTEGER_CST.
12599 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12601 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12602 Transform (and (truncate)) into (truncate (and)).
12604 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12606 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12607 creating LHS paradoxical subregs. Fix surrounding returns to
12608 use NULL_RTX rather than 0.
12610 2009-07-08 DJ Delorie <dj@redhat.com>
12612 * config/mep/mep.c (mep_option_can_inline_p): New.
12613 (TARGET_OPTION_CAN_INLINE_P): Define.
12615 2009-07-08 Mark Wielaard <mjw@redhat.com>
12618 * dwarf2out.c (add_data_member_location_attribute): When we have
12619 only a constant offset don't emit a new location description using
12620 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12623 2009-07-08 Richard Henderson <rth@redhat.com>
12626 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12627 (enum reg_class): Add CLOBBERED_REGS.
12628 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12629 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12630 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12631 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12632 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12633 force 64-bit sibcalls into R11.
12634 * config/i386/constraints.md (U): New constraint.
12635 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12636 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12637 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12639 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12641 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12643 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12644 * ebitmap.h (dump_ebitmap): Ditto.
12645 * optabs.h (optab_libfunc): Ditto.
12646 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12647 * tree-flow.h (vect_can_force_dr_alignment_p,
12648 get_vectype_for_scalar_type): Ditto.
12649 (vectorize_loops): Move prototype to ...
12650 * tree-vectorizer.h: ... here. Also, adjust comment.
12651 (vect_set_verbosity_level): Remove duplicate prototype.
12652 * tree-ssa-loop.c: Include tree-vectorizer.h.
12653 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12655 2009-07-08 Nick Clifton <nickc@redhat.com>
12657 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12660 2009-07-08 DJ Delorie <dj@redhat.com>
12662 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12663 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12664 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12666 * config/mep/intrinsics.md: Regenerated.
12667 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12668 registers when asm() or calls are detected.
12670 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12673 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12675 * gimple (gimple_build_call_from_tree): Likewise.
12676 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12677 no_warning flag before warning.
12679 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12681 * tree.c (set_expr_locus): Remove.
12682 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12683 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12685 * gimplify.c (internal_get_tmp_var): Likewise.
12686 (gimplify_call_expr): Likewise.
12687 (gimplify_one_sizepos): Likewise.
12689 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12692 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12693 to variables for debugging purposes.
12695 2009-06-23 Mark Loeser <mark@halcy0n.com>
12698 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12700 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12702 * pretty-print.c (pp_base_format): Remove %J.
12703 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12704 gcc_cxxdiag_char_table): Likewise.
12705 (init_dynamic_diag_info): Likewise.
12707 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12709 * pretty-print.c (pp_base_format): Remove %H.
12710 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12711 gcc_cxxdiag_char_table): Likewise.
12712 (init_dynamic_diag_info): Likewise.
12713 * config/mep/mep.c (mep_select_section): Likewise.
12715 2009-07-07 Duncan Sands <baldrick@free.fr>
12717 * final.c (pass_clean_state): Give the pass a name.
12718 * passes.c (pass_rest_of_compilation): Likewise.
12719 * tree-optimize.c (pass_all_optimizations): Likewise.
12721 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12723 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12724 an extra 'decl' for error_at.
12726 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12728 PR middle-end/40669
12729 * tree-tailcall.c (adjust_return_value_with_ops,
12730 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12731 if it has complex or vector type.
12733 2009-07-07 Olivier Hainque <hainque@adacore.com>
12735 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12738 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12740 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12742 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12744 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
12745 * c-decl.c: Likewise.
12746 * function.c: Likewise.
12747 * varasm.c: Likewise.
12748 * tree-ssa.c: Likewise.
12749 * c-common.c: Likewise.
12750 * tree-cfg.c: Likewise.
12751 * config/spu/spu.c: Likewise.
12752 * config/ia64/ia64.c: Likewise.
12753 * config/v850/v850.c: Likewise.
12755 2009-07-06 DJ Delorie <dj@redhat.com>
12757 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
12758 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
12759 unspecified accesses to control registers.
12760 * config/mep/intrinsics.md: Regenerate.
12761 * config/mep/intrinsics.h: Regenerate.
12762 * config/mep/mep-intrin.h: Regenerate.
12764 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12766 * c-lex.c: Replace %H by an explicit location. Update all calls.
12767 * c-common.c: Likewise.
12768 * c-decl.c: Likewise.
12769 * c-typeck.c: Likewise.
12770 * fold-const.c: Likewise.
12771 * gimplify.c: Likewise.
12772 * stmt.c: Likewise.
12773 * tree-cfg.c: Likewise.
12774 * tree-ssa-loop-niter.c: Likewise.
12775 * tree-vrp.c: Likewise.
12776 * value-prof.c: Likewise.
12778 2009-07-06 Diego Novillo <dnovillo@google.com>
12780 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
12781 if it has one. Handle cases where VAR does not have an
12782 annotation or cfun is NULL.
12784 2009-07-06 Diego Novillo <dnovillo@google.com>
12786 * tree.c: Include debug.h.
12787 (initialize_tree_contains_struct): New.
12788 (init_ttree): Call it.
12789 (tree_node_structure_for_code): Factor out of ...
12790 (tree_node_structure): ... here.
12791 * treestruct.def (TS_PHI_NODE): Remove.
12792 (TS_GIMPLE_STATEMENT): Remove.
12794 2009-07-06 Diego Novillo <dnovillo@google.com>
12796 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
12797 (debug_tree_chain): Handle cycles.
12799 2009-07-06 Nick Clifton <nickc@redhat.com>
12800 DJ Delorie <dj@redhat.com>
12802 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12803 __FMOVD_ENABLED__ is defined.
12805 (TARGET_FMOVD): Provide a default definition.
12806 (MASK_FMOVD): Likewise.
12807 (TARGET_CPU_CPP_BUILTINS): Define
12808 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12809 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12810 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
12811 (split for DF load from memory into register): Also handle
12812 MEMs which consist of REG+DISP addressing.
12813 (split for DF store from register to memory): Likewise.
12814 (movsf_ie): Always use single fp_mode.
12815 * config/sh/sh.c (sh_override_options): Do not automatically
12816 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12817 that to the -mfmovd command line switch.
12818 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
12819 (fldi_ok): Always allow.
12820 * config/sh/sh.opt (mfmovd): Remove this switch.
12821 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12823 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
12824 Kaz Kojima <kkojima@gcc.gnu.org>
12826 PR rtl-optimization/30807
12827 * postreload.c (reload_combine): For every new use of REG_SUM,
12828 record the use of BASE.
12830 2009-07-06 Jan Hubicka <jh@suse.cz>
12832 * params.def: Revert my accidental commit at 2009-06-30.
12834 2009-07-04 Ian Lance Taylor <iant@google.com>
12837 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
12839 (mingw_format_attribute_overrides): Likewise.
12841 2009-07-04 Jakub Jelinek <jakub@redhat.com>
12844 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
12845 don't check cfa.reg. Instead of cfa.indirect use
12846 fde && fde->drap_reg != INVALID_REGNUM test.
12848 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
12850 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
12852 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
12855 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
12857 2009-07-03 Richard Guenther <rguenther@suse.de>
12859 PR tree-optimization/40640
12860 * tree-switch-conversion.c (build_arrays): Perform arithmetic
12863 2009-07-03 Jan Hubicka <jh@suse.cz>
12865 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
12866 for size, reduce amount of inlining.
12868 2009-07-03 Richard Guenther <rguenther@suse.de>
12870 PR middle-end/34163
12871 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
12872 if t +- x is known to not overflow and the conversion widens the
12874 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
12876 2009-07-03 Jan Hubicka <jh@suse.cz>
12878 * ipa-pure-const.c (analyze): Update loop optimizer init.
12879 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
12880 try_remove_empty_loop, remove_empty_loops): Remove.
12881 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
12882 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
12883 to mark regular loops as neccesary.
12884 (degenerate_phi_p): New function.
12885 (propagate_necessity, remove_dead_phis): Use it.
12886 (forward_edge_to_pdom): Likewise.
12887 (eliminate_unnecessary_stmts): Take care to remove uses of results of
12888 virtual PHI nodes that became unreachable.
12889 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
12890 * tree-flow.h (remove_empty_loops): Remove.
12891 * passes.c (init_optimization_passes): Remove.
12893 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
12895 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
12896 can_create_pseudo_p.
12897 (*fix_trunc<mode>_i387_1): Ditto.
12898 (*floathi<mode>2_1): Ditto.
12899 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
12900 (*fistdi2_1): Ditto.
12901 (*fist<mode>2_1): Ditto.
12902 (frndintxf2_floor): Ditto.
12903 (*fist<mode>2_floor_1): Ditto.
12904 (frndintxf2_ceil): Ditto.
12905 (*fist<mode>2_ceil_1): Ditto.
12906 (frndintxf2_trunc): Ditto.
12907 (frndintxf2_mask_pm): Ditto.
12908 (fxam<mode>2_i387_with_temp): Ditto.
12909 * config/i386/sse.md (mulv16qi3): Ditto.
12910 (*sse2_mulv4si3): Ditto.
12912 (sse4_2_pcmpestr): Ditto.
12913 (sse4_2_pcmpistr): Ditto.
12915 2009-07-03 Jan Hubicka <jh@suse.cz>
12917 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
12918 (mark_stmt_necessary): Set it.
12919 (mark_operand_necessary): Set it.
12920 (mark_control_dependent_edges_necessary): Set it.
12921 (mark_virtual_phi_result_for_renaming): New function.
12922 (get_live_post_dom): New function.
12923 (forward_edge_to_pdom): New function.
12924 (remove_dead_stmt): Fix handling of control dependences.
12925 (tree_dce_init): Init new bitmap.
12926 (tree_dce_done): Free it.
12928 2009-07-02 Richard Guenther <rguenther@suse.de>
12931 * tree-ssa-structalias.c (new_var_info): Initialize
12934 2009-07-02 Jan Hubicka <jh@suse.cz>
12936 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
12939 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
12941 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
12942 instead of recomputing it. Adjust calls.
12943 (emit_store_flag): Adjust recursive calls.
12945 2009-07-02 Richard Guenther <rguenther@suse.de>
12947 * tree-ssa-live.c (remove_unused_locals): Do not remove
12949 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
12950 of DECL_EXTERNAL for HEAP variables.
12951 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
12952 HEAP variables. Do not adjust RESTRICT vars.
12953 (find_what_var_points_to): Nobody cares if something
12954 points to READONLY.
12956 2009-07-02 Ben Elliston <bje@au.ibm.com>
12958 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
12959 pc_low and pc_high declarations to the top of the function.
12961 2009-07-01 DJ Delorie <dj@redhat.com>
12963 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
12964 registers as fixed.
12965 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
12966 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
12967 unspecified accesses to control registers.
12968 * config/mep/intrinsics.md: Regenerate.
12969 * config/mep/intrinsics.h: Regenerate.
12970 * config/mep/mep-intrin.h: Regenerate.
12972 2009-07-01 Anthony Green <green@moxielogic.com>
12974 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
12975 instruction when possible.
12976 (moxie_expand_prologue): Ditto. Also, save an instruction and
12977 some complexity by popping off of $r12 instead of $sp.
12978 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
12981 2009-07-01 Richard Henderson <rth@redhat.com>
12984 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
12985 contained no insns, reposition note before last insn.
12987 2009-07-01 Richard Henderson <rth@redhat.com>
12990 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
12991 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
12993 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
12996 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
12997 darwin9 for printing reg addresses with %y.
12999 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13001 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13002 truncation from operands in binary operations.
13004 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13007 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13008 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13009 subreg of op0 to the original op0.
13011 * expmed.c (store_bit_field_1): Use a temporary as the destination
13012 instead of a paradoxical subreg when we need to truncate the result.
13014 2009-07-01 DJ Delorie <dj@redhat.com>
13016 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13017 names to VLIW variants.
13018 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13019 * config/mep/intrinsics.md: Regenerate.
13020 * config/mep/intrinsics.h: Regenerate.
13021 * config/mep/mep-intrin.h: Regenerate.
13023 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13026 * jump.c (returnjump_p): Revert last patch.
13027 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13029 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13032 * pa.md (casesi32p): Use jump table label to determine the offset
13034 (casesi64p): Likewise.
13036 * pa.c (forward_branch_p): Return bool type. Use instruction
13037 addresses when available. Assert that INSN has a jump label.
13038 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13041 2009-07-01 Richard Guenther <rguenther@suse.de>
13043 PR tree-optimization/19831
13044 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13045 that only act as barriers do not make any previous stores necessary.
13046 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13047 HEAP variables global, do not add a constraint from nonlocal.
13048 (find_func_aliases): Handle escapes through return statements.
13049 (compute_points_to_sets): Make escaped HEAP variables global.
13051 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13054 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13055 after reducing a DImode cstore to SImode.
13057 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13059 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13060 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13062 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13064 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13065 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13067 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13068 and umod_optab if TARGET_BSD_DIVMOD.
13069 * config/vax/lib1funcs.asm: New file.
13070 * config/vax/t-linux: New file.
13071 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13073 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13076 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13077 to type arguments that have void type.
13080 * dwarf2out.c (gen_formal_parameter_die): Call
13081 equate_decl_number_to_die if node is different from origin.
13083 2009-06-30 Anthony Green <green@moxielogic.com>
13085 Clean up moxie port for --enable-build-with-cxx.
13086 * config/moxie/moxie.c (moxie_function_value): First two
13087 parameters are const_tree, not tree.
13088 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13089 (REG_CLASS_NAMES): Ditto.
13090 (REGNO_REG_CLASS): Ditto.
13091 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13092 (moxie_function_value): Fix constyness of arguments.
13094 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13096 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13097 finalize_size_functions before further processing.
13098 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13099 (variable_size): Call self_referential_size on size expressions
13100 that contain a PLACEHOLDER_EXPR.
13101 (size_functions): New static variable.
13102 (copy_self_referential_tree_r): New static function.
13103 (self_referential_size): Likewise.
13104 (finalize_size_functions): New global function.
13105 * tree.c: Include tree-inline.h.
13106 (push_without_duplicates): New static function.
13107 (find_placeholder_in_expr): New global function.
13108 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13110 <tcc_expression>: Likewise.
13111 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13112 the call in the expression.
13113 * tree.h (finalize_size_functions): Declare.
13114 (find_placeholder_in_expr): Likewise.
13115 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13116 (substitute_placeholder_in_expr): Update comment.
13117 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13119 (copy_tree_body_r): Likewise.
13120 (copy_tree_body): New static function.
13121 (maybe_inline_call_in_expr): New global function.
13122 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13123 (maybe_inline_call_in_expr): Declare.
13124 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13125 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13128 2009-06-30 Richard Guenther <rguenther@suse.de>
13130 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13132 (propagate_necessity): Do not mark reaching defs of stores
13135 2009-06-30 Jan Hubicka <jh@suse.cz>
13137 * cfgloopanal.c (check_irred): Move into ...
13138 (mark_irreducible_loops): ... here; return true if ireducible
13140 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13141 (analyze_function): Try to prove loop finiteness.
13142 * cfgloop.h (mark_irreducible_loops): Update prototype.
13143 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13145 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13147 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13149 2009-06-30 Ira Rosen <irar@il.ibm.com>
13151 PR tree-optimization/40542
13152 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13155 2009-06-30 Martin Jambor <mjambor@suse.cz>
13157 PR tree-optimization/40582
13158 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13159 than useless_type_conversion_p.
13160 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13163 2009-06-30 Martin Jambor <mjambor@suse.cz>
13165 PR middle-end/40554
13166 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13168 2009-06-30 Richard Guenther <rguenther@suse.de>
13170 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13171 use ao_ref references.
13172 (walk_aliased_vdefs): Likewise.
13173 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13174 * tree-ssa-dce.c (struct ref_data): Remove.
13175 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13176 (mark_aliased_reaching_defs_necessary): Adjust.
13177 (mark_all_reaching_defs_necessary_1): Likewise.
13179 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13182 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13183 (emit_store_flag_1): Extract from emit_store_flag, adjust
13184 calls to (what now is) emit_cstore.
13185 (emit_store_flag): Call emit_store_flag_1 and also use it
13186 for what used to be recursive calls.
13188 2009-06-30 Wei Guozhi <carrot@google.com>
13191 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13192 if the target bb post dominates from bb.
13193 * config/i386/i386.c (memory_address_length): Check existence of base
13194 register before using it.
13196 2009-06-30 Nick Clifton <nickc@redhat.com>
13197 DJ Delorie <dj@redhat.com>
13199 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13200 __FMOVD_ENABLED__ is defined.
13202 (TARGET_FMOVD): Provide a default definition.
13203 (MASK_FMOVD): Likewise.
13204 (TARGET_CPU_CPP_BUILTINS): Define
13205 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13206 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13207 two fmov instructions depending upon whether TARGET_FMOVD is
13209 (split for DF load from memory into register): Also handle
13210 MEMs which consist of REG+DISP addressing.
13211 (split for DF store from register to memory): Likewise.
13212 * config/sh/sh.opt (mfmovd): Remove this switch.
13213 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13214 * config/sh/sh.c (sh_override_options): Do not automatically
13215 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13216 that to the -mfmovd command line switch.
13218 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13220 (fldi_ok): Always allow.
13221 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13223 2009-06-29 DJ Delorie <dj@redhat.com>
13225 * doc/install.texi (mep-x-elf): Correct chip's full name.
13227 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13229 * doc/extend.texi: Fix typo.
13231 2009-06-29 Tom Tromey <tromey@redhat.com>
13233 * dwarf2.h: Remove.
13234 * Makefile.in (DWARF2_H): New variable.
13235 (except.o): Use it.
13236 (dwarf2out.o): Likewise.
13237 (dwarf2asm.o): Likewise.
13238 * config/i386/t-i386: Use DWARF2_H.
13239 * except.c: Include elf/dwarf2.h.
13240 * unwind-dw2.c: Include elf/dwarf2.h.
13241 * dwarf2out.c: Include elf/dwarf2.h.
13242 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13243 <dtprel>: New field.
13244 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13245 (size_of_loc_descr): Likewise.
13246 (output_loc_operands_raw): Likewise.
13247 (output_loc_operands): Handle new dtprel field.
13248 (loc_checksum): Update.
13249 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13250 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13251 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13252 * dwarf2asm.c: Include elf/dwarf2.h.
13253 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13254 * config/mmix/mmix.c: Include elf/dwarf2.h.
13255 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13256 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13257 * config/sh/sh.c: Include elf/dwarf2.h.
13258 * config/i386/i386.c: Include elf/dwarf2.h.
13260 2009-06-29 DJ Delorie <dj@redhat.com>
13262 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13264 * doc/extend.texi: Add MeP attributes and pragmas.
13265 * doc/invoke.text: Add MeP Options.
13266 * doc/contrib.texi: Add MeP contribution.
13267 * doc/md.texi: Add MeP constraints.
13268 * doc/install.texi: Add MeP target.
13270 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13272 * target.h (struct gcc_target): Add frame_pointer_required field.
13273 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13274 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13275 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13277 * reload1.c (update_eliminables): (Ditto.).
13278 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13279 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13280 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13282 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13284 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13285 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13286 (arm_frame_pointer_required): New function.
13288 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13289 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13290 (avr_frame_pointer_required_p): Declare as static.
13291 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13293 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13294 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13295 (bfin_frame_pointer_required): Make as static, change return type
13297 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13299 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13300 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13301 (cris_frame_pointer_required): New function.
13303 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13305 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13306 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13307 (fr30_frame_pointer_required): New function.
13309 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13310 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13311 (frv_frame_pointer_required): Make as static, change return type
13313 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13315 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13316 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13317 (ix86_frame_pointer_required): Make as static, change return type to
13319 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13321 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13322 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13324 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13326 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13328 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13330 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13331 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13332 (mips_frame_pointer_required): Make as static.
13333 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13335 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13336 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13337 (mmix_frame_pointer_required): Mew function.
13339 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13340 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13342 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13344 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13346 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13348 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13349 (CAN_ELIMINATE): Redefine.
13350 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13351 (sparc_frame_pointer_required): New function.
13352 (sparc_can_eliminate): New function.
13353 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13355 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13356 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13358 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13359 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13360 (xtensa_frame_pointer_required): Make as static, change return type
13362 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13365 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13367 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13368 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13369 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13370 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13371 (register_callback): Handle PLUGIN_START_UNIT.
13372 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13374 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13376 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13378 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13379 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13381 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13383 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13386 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13388 * doc/extend.texi (Additional Floating Types): __float128 is also
13389 supported on i386 targets.
13391 2009-06-29 Richard Guenther <rguenther@suse.de>
13393 PR middle-end/14187
13394 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13396 (pt_solutions_same_restrict_base): Declare.
13397 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13399 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13400 (make_constraint_from, make_copy_constraint): Move earlier.
13401 (make_constraint_from_heapvar): New function.
13402 (make_constraint_from_restrict): Likewise.
13403 (handle_lhs_call): Use it.
13404 (find_func_aliases): Use it to track conversions to restrict
13405 qualified pointers.
13406 (struct fieldoff): Add only_restrict_pointers flag.
13407 (push_fields_onto_fieldstack): Initialize it.
13408 (create_variable_info_for): Track global restrict qualified pointers.
13409 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13410 Track restrict qualified pointer arguments.
13411 (set_uids_in_ptset): Use varinfo is_global_var flag.
13412 (find_what_var_points_to): Set the vars_contains_restrict flag.
13413 Always create the points-to solution for sets including restrict tags.
13414 (pt_solutions_same_restrict_base): New function.
13415 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13416 qualified pointers use pt_solutions_same_restrict_base as
13417 additional source for disambiguation.
13419 2009-06-29 Richard Guenther <rguenther@suse.de>
13421 PR middle-end/38212
13422 * alias.c (find_base_decl): Remove.
13423 (get_deref_alias_set_1): Remove restrict handling.
13424 * c-common.c (c_apply_type_quals_to_decl): Do not set
13425 DECL_POINTER_ALIAS_SET.
13426 * gimplify.c (find_single_pointer_decl_1): Remove.
13427 (find_single_pointer_decl): Likewise.
13428 (internal_get_tmp_var): Remove restrict handling.
13429 (gimple_regimplify_operands): Likewise.
13430 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13431 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13432 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13433 * tree.c (restrict_base_for_decl): Remove.
13434 (init_ttree): Do not allocate it.
13435 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13436 LABEL_DECL_UID for label decls.
13437 (copy_node_stat): Do not copy restrict information.
13438 (decl_restrict_base_lookup): Remove.
13439 (decl_restrict_base_insert): Likewise.
13440 (print_restrict_base_statistics): Likewise.
13441 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13442 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13443 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13444 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13445 (LABEL_DECL_UID): Adjust.
13446 (DECL_BASED_ON_RESTRICT_P): Remove.
13447 (DECL_GET_RESTRICT_BASE): Likewise.
13448 (SET_DECL_RESTRICT_BASE): Likewise.
13449 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13451 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13452 instead of DECL_POINTER_ALIAS_SET.
13453 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13454 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13455 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13457 2009-06-29 Richard Guenther <rguenther@suse.de>
13459 PR tree-optimization/40579
13460 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13461 the IL to simplify has constants that overflowed.
13463 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13465 PR tree-optimization/40550
13466 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13467 vector_compute_type only when the size of vector_compute_type is
13468 less than the size of type.
13470 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13472 * fold-const.c (contains_label_1): Fix comments.
13473 (contains_label_p): Do not walk trees multiple time.
13475 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13477 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13478 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13479 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13480 ix86_fp_comparison_operator.
13481 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13482 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13483 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13484 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13485 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13486 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13487 (related splits): Change predicate to ix86_fp_comparison_operator.
13488 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13489 instead of ix86_fp_comparison_codes.
13490 (ix86_trivial_fp_comparison_operator,
13491 ix86_fp_comparison_operator): New.
13492 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13493 (ix86_expand_compare): Eliminate last two parameters.
13494 (ix86_fp_jump_nontrivial_p): Kill.
13495 * config/i386/i386.c (put_condition_code): Eliminate call to
13496 ix86_fp_comparison_codes and subsequent assertion.
13497 (ix86_fp_comparison_codes): Eliminate.
13498 (ix86_fp_swap_condition): New.
13499 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13500 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13501 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13502 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13503 and ix86_fp_swap_condition.
13504 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13505 Use ix86_fp_comparison_strategy.
13506 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13507 (ix86_fp_jump_nontrivial_p): Eliminate.
13508 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13509 call to ix86_expand_compare.
13510 (ix86_split_fp_branch, ix86_expand_setcc,
13511 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13512 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13514 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13516 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13517 related to jump_clobbers.
13518 * config/arm/arm.md (conds): Remove jump_clob case.
13519 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13520 splits): Change comparison_operator to arm_comparison_operator.
13521 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13524 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13526 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13527 condition for floating point modes.
13528 * expmed.c (emit_store_flag_1): Move here a bigger part
13529 of emit_store_flag.
13530 (emit_store_flag): Try swapping the condition for floating point
13532 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13534 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13536 * expr.c (expand_expr_real_1): Just use do_store_flag.
13537 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13538 emit_store_flag_force.
13539 * expmed.c (emit_store_flag_force): Copy here trick
13540 previously in expand_expr_real_1. Try reversing the comparison.
13541 (emit_store_flag_1): Work if target is NULL.
13542 (emit_store_flag): Work if target is NULL, using the result mode
13543 from the comparison. Use split_comparison, restructure final part
13544 to simplify conditionals.
13546 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13548 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13549 * dojump.c (do_jump): Change handling of floating-point
13550 ops to use just do_compare_and_jump.
13551 (split_comparison): New.
13552 (do_compare_rtx_and_jump): Add here logic coming previously
13553 in do_jump, using split_comparison.
13555 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13558 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13560 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13562 * tree-ssa-alias.c: Fix unintentional commit.
13564 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13566 * passes.c (execute_one_pass): Fix unintentional commit.
13568 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13570 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13571 (df_rd_local_compute, df_md_local_compute): Inline them.
13573 (df_md_scratch): New.
13574 (df_md_alloc, df_md_free): Allocate/free it.
13575 (df_md_local_compute): Only include live registers in init.
13576 (df_md_transfer_function): Prune the in-set computed by
13577 the confluence function, and the gen-set too.
13579 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13581 PR rtl-optimization/26854
13582 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13583 * df-problems.c (df_rd_add_problem): Fix comment.
13584 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13585 df_md_simulate_artificial_defs_at_top,
13586 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13587 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13588 df_md_transfer_function, df_md_init, df_md_confluence_0,
13589 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13590 problem_MD, df_md_add_problem): New.
13591 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13592 df_md_get_bb_info): New.
13593 (DF_LAST_PROBLEM_PLUS1): Adjust.
13595 * Makefile.in (fwprop.o): Include domwalk.h.
13596 * fwprop.c: Include domwalk.h.
13597 (reg_defs, reg_defs_stack): New.
13598 (bitmap_only_bit_between): Remove.
13599 (process_defs): New.
13600 (process_uses): Use reg_defs and local_md instead of
13601 bitmap_only_bit_between and local_rd.
13602 (single_def_use_enter_block): New, from build_single_def_use_links.
13603 (single_def_use_leave_block): New.
13604 (build_single_def_use_links): Remove code moved to
13605 single_def_use_enter_block, invoke domwalk.
13606 (use_killed_between): Adjust comment.
13608 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13610 * bitmap.h (bitmap_ior_and_into): New.
13611 * bitmap.c (bitmap_ior_and_into): New.
13613 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13615 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13616 before_dom_children_before_stmts and after_dom_children_after_stmts.
13617 Rename the two remaining callbacks to just before_dom_children and
13618 after_dom_children. Remove other GIMPLE statement walking bits.
13619 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13620 * graphite.c: Do not include domwalk.h.
13621 * tree-into-ssa.c (interesting_blocks): New global.
13622 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13623 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13624 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13625 now that they're not domwalk callbacks.
13626 (rewrite_initialize_block): Rename to...
13627 (rewrite_enter_block): ... this, place after called functions. Test
13628 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13629 (rewrite_finalize_block): Rename to...
13630 (rewrite_leave_block): ... this, place after called functions.
13631 (rewrite_update_init_block): Rename to...
13632 (rewrite_update_enter_block): ... this, place after called functions.
13633 Test interesting_blocks, call rewrite_update_stmt and
13634 rewrite_update_phi_arguments.
13635 (rewrite_update_fini_block): Rename to...
13636 (rewrite_leave_block): ... this, place after called functions.
13637 (rewrite_blocks): Remove last argument, simplify initialization of
13639 (mark_def_sites_initialize_block): Rename to...
13640 (mark_def_sites_block): ... this, call mark_def_sites.
13641 (mark_def_sites_blocks): Remove argument, simplify initialization of
13643 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13644 (update_ssa): Likewise.
13645 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13647 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13648 (dom_opt_initialize_block): Rename to...
13649 (dom_opt_enter_block): ... this, place after called functions. Walk
13650 statements here, inline propagate_to_outgoing_edges.
13651 (dom_opt_finalize_block): Rename to...
13652 (dom_opt_leave_block): ... this, place after called functions.
13653 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13655 (dse_enter_block, dse_record_phi): New.
13656 (dse_record_phis): Delete.
13657 (dse_finalize_block): Rename to...
13658 (dse_leave_block): ... this.
13659 (tree_ssa_dse): Simplify initialization of walk_data.
13660 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13661 Adjust initialization of walk_data.
13662 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13663 * tree-ssa-loop-phiopt.c (get_non_trapping):
13664 Adjust initialization of walk_data.
13665 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13666 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13667 it's not a domwalk callback.
13668 (uncprop_initialize_block): Rename to...
13669 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13670 (dse_finalize_block): Rename to...
13671 (dse_leave_block): ... this.
13672 (tree_ssa_uncprop): Simplify initialization of walk_data.
13673 * Makefile.in: Adjust dependencies.
13675 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13677 * arm.md (casesi): Fix test for Thumb1.
13678 (thumb1_casesi_internal_pic): Likewise.
13679 (thumb1_casesi_dispatch): Likewise.
13681 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13683 * config/arm/arm-cores.def: Added core cortex-m0.
13684 * config/arm/arm-tune.md: Regenerated.
13685 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13687 2009-06-26 DJ Delorie <dj@redhat.com>
13689 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13691 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13692 the scheduler doesn't tag jump insns.
13694 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13696 * c-decl.c (merge_decls): Re-indent.
13698 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13701 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13702 Special-case decimal float constants.
13704 2009-06-26 Richard Henderson <rth@redhat.com>
13706 * function.h (struct function): Add cannot_be_copied_reason,
13707 and cannot_be_copied_set.
13708 * tree-inline.c (has_label_address_in_static_1): Rename from
13709 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13710 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13711 don't set inline_forbidden_reason.
13712 (copy_forbidden): New function, split out of inline_forbidden_p.
13713 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13714 (inline_forbidden_p): Use copy_forbidden.
13715 (tree_versionable_function_p): Likewise.
13716 (inlinable_function_p): Merge into tree_inlinable_function_p.
13717 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13718 * ipa-cp.c (ipcp_versionable_function_p): New function.
13719 (ipcp_cloning_candidate_p): Use it.
13720 (ipcp_node_modifiable_p): Likewise.
13722 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13724 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13725 that is marked not to be inlined. Remove flag_mudflap use.
13726 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13727 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13729 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13732 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13733 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13735 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13737 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13739 (__mingwthr_remove_key_dtor): Likewise.
13741 2009-06-26 Richard Guenther <rguenther@suse.de>
13743 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
13745 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
13747 PR middle-end/40525
13748 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
13749 try the non-cond_exec path also.
13751 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13754 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
13755 (output_cbranch): Use new functions.
13756 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
13759 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
13760 Pat Haugen <pthaugen@us.ibm.com>
13761 Revital Eres <ERES@il.ibm.com>
13763 * config/rs6000/rs6000.c (print_operand): Correct lossage message
13764 for %c error. Add %x support to print VSX registers as a unified
13765 register set, instead of separate float and altivec registers.
13766 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
13767 %y case, and add support for VSX pre-modify addresses.
13768 (output_toc): Add assert for CONST containing an integer constant
13770 (rs6000_adjust_cost): Add POWER7 support.
13771 (insn_must_be_first_in_group): Ditto.
13772 (insn_must_be_last_in_group): Ditto.
13773 (rs6000_emit_popcount): Ditto.
13774 (rs6000_vector_mode_supported_p): Ditto.
13776 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
13777 Change some of the functions called by macros to being called
13778 through a pointer, so debug functions can be inserted if
13779 -mdebug=addr or -mdebug=cost.
13780 (rs6000_preferred_reload_class_ptr): Ditto.
13781 (rs6000_secondary_reload_class_ptr): Ditto.
13782 (rs6000_secondary_memory_needed_ptr): Ditto.
13783 (rs6000_cannot_change_mode_class_ptr): Ditto.
13784 (rs6000_secondary_reload_inner): Ditto.
13785 (rs6000_legitimize_reload_address): Ditto.
13786 (rs6000_legitimize_reload_address_ptr): Ditto.
13787 (rs6000_mode_dependent_address): Ditto.
13788 (rs6000_mode_dependent_address_ptr): Ditto.
13790 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
13791 function to return true if the mode allows reg + integer
13793 (virtual_stack_registers_memory_p): New function to return true if
13794 the address refers to a virtual stack register.
13795 (rs6000_legitimate_offset_address_p): Move code to say whether a
13796 mode supports reg+int addressing to reg_offset_addressing_ok_p and
13798 (rs6000_legitimate_address_p): Add checks for modes that only can
13799 do reg+reg addressing. Start adding VSX support.
13800 (rs6000_legitimize_reload_address): Ditto.
13801 (rs6000_legitimize_address): Ditto.
13802 (rs6000_debug_legitimate_address_p): New debug functions for
13803 -mdebug=addr and -mdebug=cost.
13804 (rs6000_debug_rtx_costs): Ditto.
13805 (rs6000_debug_address_costs): Ditto.
13806 (rs6000_debug_adjust_cost): Ditto.
13807 (rs6000_debug_legitimize_address): Ditto.
13808 (rs6000_legitimize_reload_address_ptr): Point to call normal
13809 function or debug function. Make functions called via pointer
13811 (rs6000_mode_dependent_address_ptr): Ditto.
13812 (rs6000_secondary_reload_class_ptr): Ditto.
13813 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
13814 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
13815 into a friendlier error.
13816 (rs6000_init_builtins): Add initial VSX support.
13817 (rs6000_adjust_cost): Fix some spacing issues.
13819 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
13820 (REG_CLASS_NAMES): Ditto.
13821 (REG_CLASS_CONTENTS): Ditto.
13822 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
13823 pointer, to add -mdebug=addr support.
13824 (CANNOT_CHANGE_MODE_CLASS): Ditto.
13825 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
13826 -mdebug=addr support.
13827 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
13828 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
13829 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
13831 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
13833 (bswapsi*): Set attribute types for load/store. Add combiner
13834 patterns to eliminate zero extend on 64-bit.
13835 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
13836 stdbrx if the hardware supports those instructions.
13838 2009-06-25 Ian Lance Taylor <iant@google.com>
13840 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
13841 (Link Options): Document -static-libstdc++.
13843 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13846 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
13847 DATA_ALIGNMENT instead.
13849 2009-06-25 Richard Guenther <rguenther@suse.de>
13851 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
13852 indirect references against the callused/escaped solutions.
13853 (call_may_clobber_ref_p_1): Likewise.
13855 2009-06-25 Martin Jambor <mjambor@suse.cz>
13857 PR tree-optimization/40493
13858 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
13859 (enum unscalarized_data_handling): New type.
13860 (handle_unscalarized_data_in_subtree): Return what has been done.
13861 (load_assign_lhs_subreplacements): Handle left flushes differently.
13862 (sra_modify_assign): Use unscalarized_data_handling, simplified
13863 condition determining whether to remove the statement.
13865 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
13867 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
13868 excerpt - @ should be doubled for texinfo.
13870 2009-06-24 Ian Lance Taylor <iant@google.com>
13872 * config/arc/arc.c: Include "df.h".
13873 (arc_attribute_table): Make static. Move higher in file.
13874 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
13875 (output_shift): Initialize n later to avoid warning.
13876 * config/arm/arm.c (arm_attribute_table): Make static. Move
13878 * config/avr/avr.c (avr_attribute_table): Make static. Move
13880 (reg_class_tab): Change array type from int to enum reg_class.
13881 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
13883 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
13884 (lshrhi3_out): Likewise.
13885 (class_likely_spilled_p): Change return type to bool.
13886 (avr_rtx_costs): Use local code variable with enum type.
13887 * config/avr/avr.md (movmemhi): Use add_reg_note.
13888 (andhi3, andsi3): Don't use AS2 with "and".
13889 (iorhi3, iorsi3): Don't use AS2 with "or".
13890 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
13891 * config/crx/crx.c: Include "df.h".
13892 (crx_attribute_table): Make static.
13893 * config/m32r/m32r.c: Include "df.h".
13894 (m32r_attribute_table): Make static. Move higher in file.
13895 (pop): Use add_reg_note.
13896 (block_move_call): Change 0 to LCT_NORMAL in function call.
13897 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
13898 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
13899 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
13900 declare, not just when TREE_CODE is defined.
13901 * config/m68hc11/m68hc11.c: Include "expr.h".
13902 (m68hc11_attribute_table): Make static. Move higher in file.
13903 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
13905 (m68hc11_register_indirect_p): Likewise.
13906 (m68hc11_function_arg_padding): Change return type to enum
13908 (emit_move_after_reload): Use add_reg_note.
13909 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
13910 (m68hc11_split_logical): Likewise.
13911 (m68hc11_rtx_costs): Add local code_and outer_code variables with
13913 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
13914 to VOIDmode in function call.
13915 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
13917 (m68hc11_split_logical): Update declaration.
13918 (m68hc11_function_arg_padding): Update declaration.
13919 * config/mcore/mcore.c (regno_reg_class): Change form array of int
13920 to array of enum reg_class.
13921 (mcore_attribute_table): Make static. Move higher in file.
13922 (mcore_rtx_costs): Add cast to enum type.
13923 * config/mcore/mcore.h (regno_reg_class): Update declaration.
13924 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
13925 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
13927 * config/sh/predicates.md (trapping_target_operand): Rename and to
13929 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
13931 * config/spu/spu.c (spu_attribute_table): Make static. Move
13933 * config/v850/v850.c (v850_attribute_table): Make static. Move
13935 (v850_rtx_costs): Use local code with enum type.
13936 (expand_epilogue): Add cast.
13937 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
13939 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
13942 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
13943 -m2a-single-only and -m2a-nofpu.
13944 * config/sh/sh.opt: Document m2a generates FPU code.
13946 2009-06-24 Anatoly Sokolov <aesok@post.ru>
13948 * defaults.h (CAN_ELIMINATE): Provide default.
13949 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13950 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
13951 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
13952 * config/spu/spu.h (CAN_ELIMINATE): Delete.
13953 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
13954 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
13955 * config/cris/cris.h (CAN_ELIMINATE): Delete.
13956 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
13957 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
13958 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
13960 2009-06-24 DJ Delorie <dj@redhat.com>
13962 * mep-ext-cop.cpu: Fix copyright notice.
13963 * mep-default: Fix copyright notice.
13964 * mep-core: Fix copyright notice.
13965 * mep: Fix copyright notice.
13966 * mep-ivc2: Fix copyright notice.
13967 * mep-c5: Fix copyright notice.
13969 2009-06-24 Denis Chertykov <chertykov@gmail.com>
13971 * doc/contrib.texi (Contributors):
13973 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
13975 PR middle-end/40501
13976 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
13977 src and dst operands if necessary.
13979 2009-06-23 DJ Delorie <dj@redhat.com>
13982 * config.gcc: Add mep support.
13983 * recog.c: Resurrect validate_replace_rtx_subexp().
13984 * recog.h: Likewise.
13985 * config/mep/: Add new port:
13986 * config/mep/constraints.md: New file.
13987 * config/mep/default.h: New file.
13988 * config/mep/intrinsics.h: New file.
13989 * config/mep/intrinsics.md: New file.
13990 * config/mep/ivc2-template.h: New file.
13991 * config/mep/mep-c5.cpu: New file.
13992 * config/mep/mep-core.cpu: New file.
13993 * config/mep/mep-default.cpu: New file.
13994 * config/mep/mep-ext-cop.cpu: New file.
13995 * config/mep/mep-intrin.h: New file.
13996 * config/mep/mep-ivc2.cpu: New file.
13997 * config/mep/mep-lib1.asm: New file.
13998 * config/mep/mep-lib2.c: New file.
13999 * config/mep/mep-pragma.c: New file.
14000 * config/mep/mep-protos.h: New file.
14001 * config/mep/mep-tramp.c: New file.
14002 * config/mep/mep.c: New file.
14003 * config/mep/mep.cpu: New file.
14004 * config/mep/mep.h: New file.
14005 * config/mep/mep.md: New file.
14006 * config/mep/mep.opt: New file.
14007 * config/mep/predicates.md: New file.
14008 * config/mep/t-mep: New file.
14010 2009-06-23 Ian Lance Taylor <iant@google.com>
14012 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14013 from loose_warn into c_loose_warn and from strict_warn into
14014 c_strict_warn. Set and substitute warn_cxxflags. Check for
14015 --enable-build-with-cxx. Set and substitute
14016 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14017 * Makefile.in (CXXFLAGS): New variable.
14018 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14019 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14020 the default is the same as $(STRICT_WARN).
14021 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14022 (CXX): New variable.
14023 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14024 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14025 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14026 (HOST_LIBS): New variable.
14027 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14028 (ALL_CXXFLAGS): New variable.
14029 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14030 * doc/install.texi (Configuration): Document
14031 --enable-build-with-cxx, --with-stage1-ldflags,
14032 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14033 * configure: Rebuild.
14035 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14037 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14038 from previous commit.
14040 2009-06-23 Ian Lance Taylor <iant@google.com>
14042 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14044 2009-06-23 Ian Lance Taylor <iant@google.com>
14046 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14047 with ATTRIBUTE_UNUSED.
14049 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14050 Pat Haugen <pthaugen@us.ibm.com>
14051 Revital Eres <eres@il.ibm.com>
14053 * config.in (HAVE_AS_POPCNTD): Add default definition.
14054 (HAVE_AS_LWSYNC): Ditto.
14056 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14058 (gcc_cv_as_powerpc_cmpb): Ditto.
14059 (gcc_cv_as_powerpc_dfp): Ditto.
14060 (gcc_cv_as_powerpc_vsx): Ditto.
14061 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14062 supporting the popcntd/lwsync instructions.
14063 (gcc_cv_as_powerpc_lwsync): Ditto.
14064 * configure: Regenerate.
14066 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14067 -mcpu=native and -mcpu=power7.
14068 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14070 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14071 a variable instead of a mask to reduce the number of mask bits.
14072 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14073 (-mbit-word): Ditto.
14074 (-mregnames): Ditto.
14075 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14076 (-mfused-madd): Ditto.
14078 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14080 (-mvsx): New switch for VSX instructions.
14081 (-misel): Move from a variable to a mask to allow it to be set by
14084 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14085 function declaration to an array declaration.
14086 (rs6000_hard_regno_nregs): New external array declaration.
14088 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14089 files included by rs6000.md.
14091 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14092 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14094 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14096 (rs6000_debug_reg): New -mdebug= variables.
14097 (rs6000_debug_addr): Ditto.
14098 (rs6000_debug_cost): Ditto.
14099 (rs6000_pmode): New variable to hold Pmode.
14100 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14101 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14102 calculated at compiler start.
14103 (rs6000_hard_regno_nregs): Change function to an array which holds
14104 HARD_REGNO_NREGS calculated at compiler start.
14105 (rs6000_explicit_options): Delete isel field.
14106 (rs6000_vector_unit): New array to hold which vector unit
14107 supports arithmetic options for a given type.
14108 (rs6000_vector_mem): New array to hold which vector unit supports
14109 memory reference operations for a given type.
14110 (rs6000_vector_align): New array to given the alignment of each
14112 (power7_cost): New basic costs for power7.
14113 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14114 (rs6000_hard_regno_nregs_internal): New function, moved from
14115 HARD_REGNO_NREGS, to calculate the number of registers each hard
14116 register takes for each type.
14117 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14118 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14119 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14120 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14121 unit information here so it is calculated once at compiler startup
14123 (rs6000_override_options): Make -misel a target mask. Add more
14124 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14125 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14127 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14128 (rs6000_handle_option): Move -misel from variable to target mask.
14129 (rs6000_builtin_mask_for_load): Add VSX support.
14130 (rs6000_conditional_register_usage): Ditto.
14131 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14132 (function_arg_boundary): Ditto.
14133 (rs6000_expand_builtin): Ditto.
14134 (def_builtin): Make abort message a little friendlier.
14135 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14137 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14138 assembler support the popcntd instruction instead of a vsx
14139 instruction to enable power7 support.
14140 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14141 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14142 option to the assembler if -mcpu=native.
14143 (ASM_CPU_NATIVE_SPEC): Ditto.
14144 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14146 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14147 the lwsync instruction.
14148 (enum processor_type): Add PROCESSOR_POWER7.
14149 (rs6000_debug_reg): New -mdebug= options.
14150 (rs6000_debug_addr): Ditto.
14151 (rs6000_debug_cost): Ditto.
14152 (rs6000_isel): Delete.
14153 (enum rs6000_vector): New enum to say what vector unit we have.
14154 (VECTOR_UNIT_*): New macros to say which vector unit has
14155 arithmetic operations for a given type.
14156 (VECTOR_MEM_*): New macros to say which vector unit has memory
14157 operations for a given type.
14158 (TARGET_LDBRX): Whether the machine supports the ldbrx
14160 (TARGET_ISEL): Delete, -misel moved to be a mask.
14161 (TARGET_ISEL64): New macro for 64-bit isel support.
14162 (UNITS_PER_VSX_WORD): New macro.
14163 (POINTER_SIZE): Move to be an external variable, rather than
14164 calculating whether we are generating 32 ot 64-bit code.
14166 (STACK_BOUNDARY): Add VSX support.
14167 (LOCAL_ALIGNMENT): Ditto.
14168 (SLOW_UNALIGNED_ACCESS): Ditto.
14169 (VSX_REGNO_P): New macro for VSX support.
14170 (VFLOAT_REGNO_P): Ditto.
14171 (VINT_REGNO_P): Ditto.
14172 (VLOGICAL_REGNO_P): Ditto.
14173 (VSX_VECTOR_MODE): Ditto.
14174 (VSX_SCALAR_MODE): Ditto.
14176 (VSX_MOVE_MODE): Ditto.
14177 (VSX_REG_CLASS_P): Ditto.
14178 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14180 (UNITS_PER_SIMD_WORD): Add VSX support.
14181 (MODES_TIEABLE_P): Ditto.
14182 (STARTING_FRAME_OFFSET): Ditto.
14183 (STACK_DYNAMIC_OFFSET): Ditto.
14184 (EPILOGUE_USES): Ditto.
14185 (REGNO_REG_CLASS): Move to array lookup.
14186 (CLASS_MAX_NREGS): Ditto.
14187 (rs6000_vector_reg_class): Add declaration.
14188 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14189 overlap with the floating point and Altivec registers.
14191 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14193 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14194 give the appropriate asm switches if -mcpu=native.
14195 (host_detect_local_cpu): Add support for "asm".
14196 (host_detect_local_cpu): Follow GNU code guidelines for name.
14198 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14199 -mbit-word to a variable instead of being a target mask.
14201 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14202 emit the lwsync instruction instead of emitting the instruction as
14203 an integer constant.
14205 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14206 fixuns_trundfsi2, move expander into rs6000.md.
14208 * config/rs6000/rs6000.md (cpu): Add power7.
14209 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14210 (logical predicate patterns): Change the single instruction
14211 primitives that set CR0 to be fast_compare instead of compare.
14213 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14214 (popcntddi2): Ditto.
14215 (popcount<mode>): Ditto.
14216 (floating multiply/add insns): Name the floating point
14217 multiply/add insns.
14218 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14219 (isel_unsigned_<mode>): Ditto.
14220 (fixuns_trundfsi2): Move expander here from spe.md.
14221 (smindi3): Define if we have -misel on 64-bit systems.
14226 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14228 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14230 * config/avr/avr.c (avr_current_device): New variable.
14231 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14232 (avr_arch, mcu_type_s): Move to avr.h.
14233 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14234 default_data_section_start fields.
14235 (avr_arch): Moved from avr.c.
14236 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14237 library_name fields.
14238 (avr_current_device, avr_mcu_types, avr_arch_types,
14239 avr_device_to_arch, avr_device_to_data_start,
14240 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14241 (EXTRA_SPEC_FUNCTIONS): Define.
14242 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14243 options mapping. Use device_to_arch and device_to_data_start insted.
14244 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14245 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14246 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14247 * config/avr/driver-avr.c: New file.
14248 * config/avr/avr-devices.c: New file.
14250 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14252 * var-tracking.c (unshare_variable): Force initialized to
14253 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14254 (set_variable_part): Likewise.
14255 (struct variable_union_info): Remove pos_src field.
14256 (vui_vec, vui_allocated): New variables.
14257 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14258 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14259 == 1 use a simpler sorting algorithm. Compute pos field right
14260 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14261 Avoid quadratic comparison if !flag_var_tracking_uninit.
14262 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14263 unshare_variable unconditionally.
14264 (dataflow_set_different_2): Removed.
14265 (dataflow_set_different): Don't traverse second hash table.
14266 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14267 unconditionally to var_reg_set or var_mem_set.
14268 (emit_notes_in_bb): Likewise.
14269 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14271 (emit_note_insn_var_location): Don't set initialized to
14272 VAR_INIT_STATUS_INITIALIZED early.
14273 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14275 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14277 * tree-object-size.c (addr_object_size): Instead of checking
14278 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14279 are no FIELD_DECLs following it.
14281 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14283 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14284 order to match bswaps with signed source operands.
14286 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14288 * sdbout.c (sdbout_one_type): Fix braces in switch.
14290 2009-06-23 Richard Guenther <rguenther@suse.de>
14292 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14294 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14295 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14296 var_callused, callused_tree, var_storedanything, storedanything_tree,
14297 var_integer, integer_tree): Remove global variables.
14298 (new_var_info): Do not pass new id, append the new var to the
14299 global variable vector.
14300 (do_ds_constraint): Use is_global_var member of the variable-info.
14301 (new_scalar_tmp_constraint_exp): Adjust.
14302 (create_function_info_for): Likewise.
14303 (create_variable_info_for): Likewise.
14304 (find_what_var_points_to): Remove dead code.
14305 (init_base_vars): Simplify.
14306 (compute_points_to_sets): Adjust.
14308 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14310 * combine.c (try_combine): Dump information about the insns we're
14313 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14315 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14316 check when calling force_to_mode on TRUNCATE's operand.
14318 2009-06-22 Ian Lance Taylor <iant@google.com>
14320 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14322 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14324 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14326 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14328 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14329 override library linkage flags such as -static-libgcc or
14332 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14334 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14336 2009-06-22 Ian Lance Taylor <iant@google.com>
14338 * config/linux.opt: Put mglibc ahead of muclibc.
14340 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14341 for duplicate decls.
14343 2009-06-22 Matthias Klose <doko@ubuntu.com>
14345 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14347 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14350 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14351 instead of NULL if a parser error occurs.
14353 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14355 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14356 non-DWARF2_DEBUGGING_INFO version.
14358 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14360 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14361 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14363 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14364 (LIBGCC2_TF_CEXT): Define.
14367 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14370 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14372 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14374 * config/arm/arm.c (arm_override_options): Disable
14375 -mcaller-super-interworking and -mcallee-super-interworking.
14376 * doc/invoke.texi (ARM Options): Document this.
14378 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14380 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14381 * config/arm/constraints.md (j): New constraint for movw operands.
14382 (N): Remove thumb2 meaning.
14383 * config/arm/arm.md (*arm_movw): Delete.
14384 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14385 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14386 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14388 2009-06-22 Martin Jambor <mjambor@suse.cz>
14390 PR tree-optimization/40492
14391 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14392 build_ref_for_offset.
14394 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14396 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14397 JUMP_TABLE_DATA_P predicates where applicable.
14398 * auto-inc-dec.c: Ditto.
14399 * builtins.c: Ditto.
14400 * caller-save.c: Ditto.
14402 * cfgcleanup.c: Ditto.
14403 * cfglayout.c: Ditto.
14405 * combine.c: Ditto.
14406 * combine-stack-adj.c: Ditto.
14410 * df-scan.c: Ditto.
14412 * dwarf2asm.c: Ditto.
14413 * dwarf2out.c: Ditto.
14414 * emit-rtl.c: Ditto.
14420 * function.c: Ditto.
14423 * genpreds.c: Ditto.
14424 * genrecog.c: Ditto.
14426 * ira-costs.c: Ditto.
14427 * ira-lives.c: Ditto.
14429 * loop-iv.c: Ditto.
14430 * lower-subreg.c: Ditto.
14431 * modulo-sched.c: Ditto.
14433 * postreload.c: Ditto.
14434 * print-rtl.c: Ditto.
14436 * reginfo.c: Ditto.
14437 * regmove.c: Ditto.
14438 * reload1.c: Ditto.
14441 * rtlanal.c: Ditto.
14443 * sched-vis.c: Ditto.
14445 * sel-sched-ir.c: Ditto.
14446 * simplify-rtx.c: Ditto.
14447 * targhooks.c: Ditto.
14448 * var-tracking.c: Ditto.
14449 * vmsdbgout.c: Ditto.
14451 2009-06-22 Matthias Klose <doko@ubuntu.com>
14453 * Makefile.in (install-plugin): Always use DESTDIR.
14455 2009-06-22 Olivier Hainque <hainque@adacore.com>
14457 * config/pa/pa.c (output_call): Don't optimize post call jumps
14458 into return address adjustments if the call may throw.
14460 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14462 * arm.c (thumb1_output_casesi): New function.
14463 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14464 optimizing for size or PIC.
14465 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14466 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14467 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14468 (thumb1_casesi_internal_pic): New expand rule.
14469 (thumb1_casesi_dispatch): New pattern.
14470 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14472 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14473 in the text seciton when PIC or optimizing for size.
14474 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14475 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14476 preservation properties of code.
14477 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14478 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14479 (__gnu_thumb1_case_si): New function.
14480 * t-arm (LIB1ASMSRC): Define here.
14481 (LIB1ASMFUNCS): Add some common functions.
14482 * t-arm-elf (LIB1ASMSRC): Delete.
14483 (LIB1ASMFUNCS): Append to existing set.
14484 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14485 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14486 * t-symbian (LIB1ASMFUNCS): Likewise.
14487 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14488 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14490 2009-06-21 Richard Guenther <rguenther@suse.de>
14492 PR tree-optimization/38729
14493 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14494 to loops with a single exit if -fno-expensive-optimizations.
14496 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14498 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14499 (dataflow_set): Change vars type from htab_t to shared_hash.
14500 (shared_hash_pool, empty_shared_hash): New variables.
14501 (vars_clear): Removed.
14502 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14503 shared_hash_find_slot_unshare, shared_hash_find_slot,
14504 shared_hash_find_slot_noinsert, shared_hash_find): New
14506 (shared_hash_unshare, shared_hash_destroy): New functions.
14507 (unshare_variable): Unshare set->vars if shared, use
14509 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14510 (get_init_value, find_src_set_src, dump_dataflow_set,
14511 clobber_variable_part, emit_notes_for_differences): Use
14513 (dataflow_set_init): Remove second argument, set vars to
14514 empty_shared_hash instead of creating a new htab.
14515 (dataflow_set_clear): Call shared_hash_destroy and set vars
14516 to empty_shared_hash instead of calling vars_clear.
14517 (dataflow_set_copy): Don't call vars_copy, instead just share
14518 the src htab with dst.
14519 (variable_union): Use shared_hash_*, use initially NO_INSERT
14520 lookup if set->vars is shared. Don't keep slot cleared before
14521 calling unshare_variable. Unshare set->vars if needed.
14522 Even ->refcount == 1 vars must be unshared if set->vars is shared
14523 and var needs to be modified.
14524 (variable_canonicalize): New function.
14525 (dataflow_set_union): If dst->vars is empty, just share src->vars
14526 with dst->vars and traverse with variable_canonicalize to canonicalize
14527 and unshare what is needed.
14528 (dataflow_set_different): If old_set and new_set use the same shared
14529 htab, they aren't different. If number of htab elements is different,
14530 htabs are different. Use shared_hash_*.
14531 (dataflow_set_destroy): Call shared_hash_destroy instead of
14533 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14534 second argument to dataflow_set_init.
14535 (vt_initialize): Likewise. Initialize shared_hash_pool and
14536 empty_shared_hash, move bb in/out initialization afterwards.
14537 Use variable_htab_free instead of NULL as changed_variables del hook.
14538 (variable_was_changed): Change type of second argument to pointer to
14539 dataflow_set. When inserting var into changed_variables, bump
14540 refcount. Unshare set->vars if set is shared htab and slot needs to
14542 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14543 lookup if set->vars is shared. Unshare set->vars if needed.
14544 Even ->refcount == 1 vars must be unshared if set->vars is shared
14545 and var needs to be modified. Adjust variable_was_changed caller.
14546 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14547 vars must be unshared if set->vars is shared and var needs to be
14548 modified. Adjust variable_was_changed caller.
14549 (emit_note_insn_var_location): Don't pool_free var.
14550 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14552 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14553 free_alloc_pool on shared_hash_pool.
14555 2009-06-20 Anthony Green <green@moxielogic.com>
14557 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14558 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14560 2009-06-20 Richard Guenther <rguenther@suse.de>
14562 * tree-ssa-structalias.c (find_func_aliases): For memset use
14563 a constraint from NULL if we memset to zero.
14564 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14565 we explicitly handle that do not read from memory.
14566 (call_may_clobber_ref_p_1): Properly handle builtins that may
14569 2009-06-20 Richard Guenther <rguenther@suse.de>
14571 PR tree-optimization/40495
14572 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14573 (new_scalar_tmp_constraint_exp): New function.
14574 (process_constraint): Do not create temporary decls.
14575 (process_all_all_constraints): Likewise.
14576 (handle_const_call): Likewise.
14577 (create_function_info_for): Do not set decl.
14579 2009-06-19 Ian Lance Taylor <iant@google.com>
14581 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14582 (rs6000_attribute_table): Make static; move before use.
14584 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14586 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14587 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14588 Propagate the TREE_READONLY flag without overwriting it.
14589 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14590 Propagate the TREE_READONLY flag onto the result.
14591 (process_call_operands): Move around. Use correct constant value.
14593 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14596 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14597 * config/arm/arm.md: Likewise.
14599 2009-06-19 Ian Lance Taylor <iant@google.com>
14601 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14602 to GIMPLE_ERROR_MARK.
14604 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14605 op2_original_type parameters. Warn about using different enum types.
14606 * c-parser.c (c_parser_conditional_expression): Pass original
14607 types to build_conditional_expr.
14608 * c-tree.h (build_conditional_expr): Update declaration.
14610 2009-06-19 Ian Lance Taylor <iant@google.com>
14612 * config/i386/i386.c (ix86_function_specific_save): Test that
14613 fields match values, rather than testing the values are in a
14616 2009-06-19 Richard Guenther <rguenther@suse.de>
14618 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14619 ADDR_EXPR pointers.
14620 (ptr_derefs_may_alias_p): Likewise.
14621 (ptr_deref_may_alias_ref_p_1): New function.
14622 (ptr_deref_may_alias_ref_p): Likewise.
14623 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14624 covered by looking at the ESCAPED solution.
14625 (call_may_clobber_ref_p_1): Likewise.
14626 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14627 Handle NULL_TREE offset. Do not produce redundant constraints.
14628 (process_all_all_constraints): New helper function.
14629 (do_structure_copy): Use it.
14630 (handle_lhs_call): Likewise.
14631 (find_func_aliases): Handle some builtins with pointer arguments
14632 and/or return values explicitly.
14634 2009-06-19 Ian Lance Taylor <iant@google.com>
14636 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14638 2009-06-19 Ian Lance Taylor <iant@google.com>
14640 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14642 2009-06-19 Ian Lance Taylor <iant@google.com>
14644 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14645 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14648 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14649 uninitialized const.
14651 2009-06-19 Ian Lance Taylor <iant@google.com>
14653 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14656 * c-decl.c (in_struct, struct_types): Remove.
14657 (struct c_binding): Add in_struct field.
14658 (c_binding_ptr): Define type, along with VEC.
14659 (struct c_struct_parse_info): Define.
14660 (struct_parse_info): New static variable.
14661 (bind): Initialize in_struct field.
14662 (start_struct): Remove enclosing_in_struct and
14663 enclosing_struct_types parameters. Add
14664 enclosing_struct_parse_info parameter. Change all callers. Set
14665 struct_parse_info rather than in_struct and struct_types.
14666 (grokfield): If -Wc++-compat and there is a symbol binding for the
14667 field name, set the in_struct flag and push it on the
14668 struct_parse_info->fields vector.
14669 (warn_cxx_compat_finish_struct): New static function.
14670 (finish_struct): Remove enclosing_in_struct and
14671 enclosing_struct_types parameters. Add
14672 enclosing_struct_parse_info parameter. Change all callers. Don't
14673 set C_TYPE_DEFINED_IN_STRUCT here. Call
14674 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14675 parameter. Only push on struct_types if warn_cxx_compat.
14676 (finish_enum): Only push on struct_types if warn_cxx_compat.
14677 (declspecs_add_type): Add loc parameter. Change all callers.
14678 Change all error calls to error_at. Pass loc, not input_location,
14679 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14680 defined in a struct. If -Wc++-compat and parsing a struct, record
14681 that a typedef name was used.
14682 * c-parser.c (c_parser_declspecs): Get location to pass to
14683 declspecs_add_type.
14684 (c_parser_struct_or_union_specifier): Update calls to start_struct
14686 * c-tree.h (struct c_struct_parse_info): Declare.
14687 (finish_struct, start_struct): Update declarations.
14688 (declspecs_add_type): Update declaration.
14690 2009-06-19 Ian Lance Taylor <iant@google.com>
14692 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14693 variable with an anonymous type.
14695 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14697 * see.c: Remove for real.
14699 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14701 * optabs.h (enum optab_index): Add new OTI_significand.
14702 (significand_optab): Define corresponding macro.
14703 * optabs.c (init_optabs): Initialize significand_optab.
14704 * genopinit.c (optabs): Implement significand_optab using
14705 significand?f2 patterns.
14706 * builtins.c (expand_builtin_mathfn): Handle
14707 BUILT_IN_SIGNIFICAND{,F,L}.
14708 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14709 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14711 * config/i386/i386.md (significandxf2, significand<mode>2): New
14712 expanders to implement significandf, significand and significandl
14713 built-ins as inline x87 intrinsics.
14715 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14717 * config/avr/avr.c (avr_override_options): Remove setting value of
14718 PARAM_INLINE_CALL_COST.
14720 2009-06-18 Richard Henderson <rth@redhat.com>
14723 * tree-pass.h (TDF_ASMNAME): New.
14724 * tree-dump.c (dump_options): Add asmname.
14725 * doc/invoke.texi: Document it.
14727 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14728 (dump_decl_name): ...here.
14729 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14730 (dump_generic_node): Update dump_function_name calls.
14731 (print_call_name): New flags arg; update all dump calls.
14732 * diagnostic.h (print_call_name): Update.
14733 * gimple-pretty-print.c (dump_gimple_call): Update.
14735 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14738 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14740 2009-06-18 Diego Novillo <dnovillo@google.com>
14742 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14743 * plugin.c (str_license): Declare.
14744 (try_init_one_plugin): Assert that the symbol
14745 'plugin_is_GPL_compatible' exists.
14747 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
14750 * Makefile.in (OBJS-common): Remove see.o.
14752 * common.opt (fsee): Mark as preserved for backward compatibility.
14753 * opts.c (common_handle_option): Add OPT_fsee to the backward
14754 compatibility section.
14755 * passes.c (init_optimization_passes, pass_see): Remove pass.
14756 * timevar.def (TV_SEE): Remove.
14757 * tree-pass.h (pass_see): Remove declaration.
14758 * doc/invoke.texi (-fsee): Remove documentation.
14760 2009-06-18 Martin Jambor <mjambor@suse.cz>
14762 * tree-sra.c: Include statistics.h
14763 (sra_stats): New variable.
14764 (sra_initialize): Clear sra_stats.
14765 (create_access_replacement): Increment sra_stats.replacements.
14766 (get_access_replacement): Do not return twice.
14767 (analyze_all_variable_accesses): Increment statistics counter by the
14768 number of scalarized aggregates.
14769 (generate_subtree_copies): Increment sra_stats.subtree_copies.
14770 (sra_modify_expr): Increment sra_stats.exprs.
14771 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
14772 (sra_modify_assign): Increment sra_stats.exprs,
14773 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
14774 (perform_intra_sra): Update statistics counters.
14775 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
14777 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14779 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
14780 (arm_scalar_mode_supported_p): New function.
14782 2009-06-18 Paul Brook <paul@codesourcery.com>
14783 Sandra Loosemore <sandra@codesourcery.com>
14785 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
14786 (__extendhfsf2, __truncsfhf2): Define.
14787 * config/arm/fp16.c: New file.
14788 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14789 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
14791 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
14793 * doc/extend.texi (Half-Precision): New section.
14794 * doc/invoke.texi (Option Summary): List -mfp16-format.
14795 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
14796 * config/arm/arm.opt (mfp16-format=): New.
14797 * config/arm/arm.c: Include intl.h.
14798 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
14799 (TARGET_INVALID_RETURN_TYPE): Redefine.
14800 (TARGET_PROMOTED_TYPE): Redefine.
14801 (TARGET_CONVERT_TO_TYPE): Redefine.
14802 (arm_fp16_format): Define.
14803 (all_fpus): Add entry for neon-fp16.
14804 (fp_model_for_fpu): Likewise.
14805 (struct fp16_format): Declare.
14806 (all_fp16_formats): Define.
14807 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
14809 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
14811 (arm_legitimate_index_p): Treat HFmode like HImode.
14812 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
14813 (coproc_secondary_reload_class): Special-case HFmode.
14814 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
14815 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
14816 (arm_init_fp16_builtins): New.
14817 (arm_init_builtins): Call it.
14818 (arm_invalid_parameter_type): New.
14819 (arm_invalid_return_type): New.
14820 (arm_promoted_type): New.
14821 (arm_convert_to_type).
14822 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
14824 (arm_emit_fp16_const): New function.
14825 (arm_mangle_type): Mangle __fp16 as "Dh".
14826 * config/arm/arm.h (TARGET_VFPD32): Make it know about
14828 (TARGET_NEON_FP16): New.
14829 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
14830 (enum fputype): Add FPUTYPE_NEON_FP16.
14831 (enum arm_fp16_format_type): Declare.
14832 (arm_fp16_format): Declare.
14833 (LARGEST_EXPONENT_IS_NORMAL): Define.
14834 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
14835 * config/arm/arm-modes.def (HFmode): Define.
14836 * config/arm/vfp.md (*movhf_vfp): New.
14837 (extendhfsf2): New.
14839 * config/arm/arm.md (fpu): Add neon_fp16.
14840 (floatsihf2, floatdihf2): New.
14841 (fix_trunchfsi2, fix_trunchfdi2): New.
14843 (extendhfdf2): New.
14845 (*arm32_movhf): New.
14846 (*thumb1_movhf): New.
14847 (consttable_2): Add check for HFmode constants.
14848 (consttable_4): Handle HFmode constants.
14850 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
14852 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
14854 2009-06-17 Olivier Hainque <hainque@adacore.com>
14856 * collect2.c (main): Use CONST_CAST2 to perform char ** to
14857 const char ** conversion in AIX specific section.
14859 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
14861 * config/i386/i386.c (ix86_special_builtin_type): Remove
14862 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
14863 (bdesc_special_args): Updated.
14864 (ix86_init_mmx_sse_builtins): Likewise.
14865 (ix86_expand_special_args_builtin): Likewise.
14867 2009-06-17 Richard Henderson <rth@redhat.com>
14869 * tree-pretty-print.c (maybe_dump_asm_name): New.
14870 (dump_decl_name): Use it.
14871 (PRINT_FUNCTION_NAME): Merge into...
14872 (dump_function_name): ... here. Use maybe_dump_asm_name.
14874 2009-06-17 Cary Coutant <ccoutant@google.com>
14876 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
14878 * debug.c (struct gcc_debug_hooks): Change placeholder for
14880 (debug_nothing_int_charstar_int): Replaced by...
14881 (debug_nothing_int_charstar_int_bool): ...this.
14882 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
14883 source_line prototype.
14884 (debug_nothing_int_charstar_int): Replaced by...
14885 (debug_nothing_int_charstar_int_bool): ...this.
14886 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
14887 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
14888 Output is_stmt operand when necessary.
14889 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
14890 (notice_source_line): Add is_stmt parameter.
14891 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
14892 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
14894 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
14895 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
14897 2009-06-17 Ian Lance Taylor <iant@google.com>
14899 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
14901 (struct store_by_pieces_d): Rename from store_by_pieces. Change
14904 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
14906 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
14907 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
14908 tree_strip_sign_nop_conversions and
14909 tree_ssa_strip_useless_type_conversions rather than stripping
14910 the operations here.
14911 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
14913 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
14914 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
14915 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
14916 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
14919 2009-06-17 Michael Eager <eager@eagercon.com>
14921 * config/rs6000/constraints.md (register_constraint "d"): New.
14922 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
14923 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
14924 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
14925 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
14926 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
14927 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
14928 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
14929 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
14930 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
14931 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
14933 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
14934 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
14935 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
14936 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
14937 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
14938 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
14939 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
14940 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
14941 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
14942 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
14943 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
14944 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
14945 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
14946 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
14948 2009-06-16 Ian Lance Taylor <iant@google.com>
14950 * profile.c (total_num_never_executed): Don't define.
14951 (compute_branch_probabilities): Don't count or print
14952 num_never_executed.
14953 (init_branch_prob): Don't set total_num_never_executed.
14954 (end_branch_prob): Don't print total_num_never_executed.
14956 2009-06-17 David Daney <ddaney@caviumnetworks.com>
14958 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
14960 2009-06-17 David Edelsohn <edelsohn@gnu.org>
14962 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
14963 (nabstd2_fpr): Same.
14965 2009-06-17 Steve Ellcey <sje@cup.hp.com>
14967 * expr.c (expand_assignment): Change complex type check.
14969 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
14971 * doc/plugins.texi (Building GCC plugins): Added new section.
14973 2009-06-17 Ian Lance Taylor <iant@google.com>
14975 * c-pch.c (get_ident): Don't set size of templ array.
14976 (pch_init): Don't set size of partial_pch array.
14978 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
14979 string constant to intialize an array whose size is the length of
14982 2009-06-17 Richard Guenther <rguenther@suse.de>
14984 PR tree-optimization/40389
14985 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
14986 to addressable types.
14987 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
14989 2009-06-17 Richard Guenther <rguenther@suse.de>
14991 PR middle-end/40460
14992 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
14993 if there is no evolution of left in the loop bail out.
14994 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
14995 chrec_fold_multiply.
14997 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
14998 Janis Johnson <janis187@us.ibm.com>
15001 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15002 for the symbol ref of a constant that is the source of a move
15003 - nor for any other not-obvious-label-ref constants.
15005 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15007 * plugin.c (position_pass): Skip newly inserted pass during list
15008 traversal to avoid repeated insertion.
15010 2009-06-16 Ian Lance Taylor <iant@google.com>
15012 * vec.h (VEC_stack_alloc): Define different version if
15013 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15014 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15015 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15016 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15018 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15020 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15022 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15023 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15024 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15025 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15026 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15027 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15028 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15029 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15030 __builtin_ia32_rdtscp.
15031 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15032 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15033 and __builtin_ia32_rorhi.
15034 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15035 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15036 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15037 (ix86_expand_args_builtin): Likewise.
15038 (ix86_expand_special_args_builtin): Likewise.
15040 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15041 (UNSPECV_RDTSC): Likewise.
15042 (UNSPECV_RDPMC): Likewise.
15043 (*bsr): Renamed to ...
15045 (*bsr_rex64): Renamed to ...
15048 (*rdpmc): Likewise.
15049 (*rdpmc_rex64): Likewise.
15051 (*rdtsc): Likewise.
15052 (*rdtsc_rex64): Likewise.
15053 (rdtscp): Likewise.
15054 (*rdtscp): Likewise.
15055 (*rdtscp_rex64): Likewise.
15057 * config/i386/ia32intrin.h: New.
15059 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15061 2009-06-16 Ian Lance Taylor <iant@google.com>
15063 * ira-build.c (copy_info_to_removed_store_destinations):
15064 Initialize parent_a.
15066 2009-06-16 Ian Lance Taylor <iant@google.com>
15068 * c-decl.c (grokdeclarator): Change size_varies to bool.
15070 2009-06-16 Ian Lance Taylor <iant@google.com>
15072 * sel-sched.c: Make forward declarations of move_op_hooks and
15073 fur_hooks explicitly extern.
15075 2009-06-16 Ian Lance Taylor <iant@google.com>
15077 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15078 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15080 2009-06-16 Ian Lance Taylor <iant@google.com>
15082 * resource.c (mark_referenced_resources): Change
15083 include_delayed_effects parameter to bool. Change all callers.
15084 (mark_end_of_function_resources): Likewise.
15085 * reorg.c (insn_references_resource_p): Likewise.
15086 (insn_sets_resource_p): Likewise.
15087 * resource.h (mark_referenced_resources): Update declaration.
15088 (mark_end_of_function_resources): Update declaration.
15090 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15092 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15094 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15096 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15097 GCC can bootstrap on AIX with GNU Binutils 2.20.
15099 2009-06-16 Ian Lance Taylor <iant@google.com>
15101 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15103 2009-06-16 Ian Lance Taylor <iant@google.com>
15105 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15106 inline, not extern inline.
15107 (exact_log2): Likewise.
15108 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15110 (exact_log2): Likewise, but don't test CTZ_HWI.
15112 2009-06-16 Ian Lance Taylor <iant@google.com>
15114 * bitmap.c (bitmap_clear): Don't declare as inline.
15115 * gimple.c (gimplify_assign): Likewise.
15116 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15117 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15118 (sched_scan_info): Remove duplicate definition.
15120 2009-06-16 Ian Lance Taylor <iant@google.com>
15122 * c-common.c (skip_evaluation): Don't define.
15123 (c_inhibit_evaluation_warnings): Define global variable.
15124 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15125 than skip_evaluation.
15126 (convert_and_check, warn_for_div_by_zero): Likewise.
15127 * c-common.h (skip_evaluation): Don't declare.
15128 (c_inhibit_evaluation_warnings): Declare.
15129 * c-parser.c (c_parser_typeof_specifier): Set
15130 c_inhibit_evaluation_warnings rather than skip_evaluation.
15131 (c_parser_conditional_expression): Likewise.
15132 (c_parser_binary_expression): Likewise.
15133 (c_parser_sizeof_expression): Likewise.
15134 (c_parser_alignof_expression): Likewise.
15135 * c-typeck.c (build_indirect_ref): Check
15136 c_inhibit_evaluation_warnings rather than skip_evaluation.
15137 (build_conditional_expr, build_binary_op): Likewise.
15139 2009-06-16 Richard Guenther <rguenther@suse.de>
15141 * tree-ssa-alias.c (is_escape_site): Remove.
15142 * tree-ssa-alias.h (enum escape_type): Remove.
15143 (is_escape_site): Likewise.
15144 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15145 via casts and asms without deferring to is_escape_site.
15147 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15149 PR middle-end/40446
15150 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15151 use gen_lowpart if op0 has complex mode.
15153 2009-06-16 Richard Guenther <rguenther@suse.de>
15155 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15156 variables add them to ESCAPED.
15157 (find_func_aliases): Do not make all indirectly stored values escaped.
15159 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15161 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15162 make_decl_one_only.
15164 2009-06-16 Martin Jambor <mjambor@suse.cz>
15166 PR tree-optimization/40432
15167 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15168 check whether we need to force gimple register operand.
15170 2009-06-16 Martin Jambor <mjambor@suse.cz>
15172 PR tree-optimization/40413
15173 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15174 build_ref_for_offset.
15175 (propagate_subacesses_accross_link): Fix a typo in a comment.
15177 2009-06-16 Ira Rosen <irar@il.ibm.com>
15179 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15180 with additional parameter.
15181 * tree-vectorizer.h (enum vect_def_type): Add new value
15183 (enum vect_relevant): Add comments.
15184 (vect_is_simple_reduction): Add new argument.
15185 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15186 Detect nested cycles.
15187 (vect_is_simple_reduction): Update documentation, add an argument to
15188 distinguish inner-loop reduction from nested cycle, detect nested
15189 cycles, fix printings and indentation, don't swap operands in case
15191 (get_initial_def_for_reduction): Handle subtraction.
15192 (vect_create_epilog_for_reduction): Add new argument to specify
15193 reduction variable.
15194 (vect_finalize_reduction): Handle subtraction, fix comments.
15195 (vectorizable_reduction): Handle nested cycles. In case of nested
15196 cycle keep track of the reduction variable position. Call
15197 vect_is_simple_reduction with additional parameter. Use original
15198 statement code in reduction epilogue for nested cycle. Call
15199 vect_create_epilog_for_reduction with additional parameter.
15200 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15201 inner-loop vectorization.
15202 (vect_recog_widen_sum_pattern): Likewise.
15203 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15205 (vect_mark_stmts_to_be_vectorized): Likewise.
15206 (vect_get_vec_def_for_operand): Handle nested cycles.
15208 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15210 * doc/invoke.texi (Debugging Options): Fix option index entries
15211 for -fdump-statistics, -frandom-seed add entries for
15212 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15213 (FRV Options): Fix entries for -mTLS, -mtls.
15214 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15215 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15216 (M68hc1x Options): Fix @itemx for -mnominmax.
15217 (MCore Options): Fix entry for -mno-lsim.
15218 (MMIX Options): Fix entry for -mabi=mmixware.
15219 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15221 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15223 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15224 Mention the plugin mode of gengtype.
15225 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15226 * gengtype.c: Updated copyright.
15227 (plugin_files, nb_plugin_files) Added new static variables.
15228 (measure_input_list) Care about plugin_files.
15229 (write_rtx_next): Added early return in plugin mode.
15230 (create_file): Updated copyright year in generated file. Added
15232 (oprintf): Added early return if NULL outf.
15233 (get_output_file_with_visibility): Care of plugin_files.
15234 (get_output_file_name): May return null.
15235 (write_local): Added early return.
15236 (put_mangled_filename): Ditto.
15237 (finish_root_table): Added check for base_files.
15238 (write_roots): Care about null when plugins.
15239 (main): Added plugin mode.
15241 2009-06-15 Ian Lance Taylor <iant@google.com>
15243 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15244 * gcov.c (read_count_file): Add braces around variables declared
15247 * c.opt (Wjump-misses-init): New warning.
15248 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15249 -Wall and -Wc++-compat if not already set.
15250 (c_common_post_options): Clear warn_jump_misses_init if it was not
15252 * c-decl.c (struct c_binding): Change type field to a union with
15253 new label field. Make it the first field in the struct. Update
15254 references to type to use u.type instead.
15255 (struct c_spot_bindings): Define.
15256 (struct c_goto_bindings): Define.
15257 (c_goto_bindings_p): Define, along with VECs.
15258 (struct c_label_vars): Define.
15259 (struct c_scope): Add has_label_bindings field.
15260 (bind_label, set_spot_bindings): New static functions.
15261 (decl_jump_unsafe, update_spot_bindings): New static functions.
15262 (update_label_decls): New static function.
15263 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15264 Update binding u.label field to shadowed field.
15265 (c_binding_start_stmt_expr): New function.
15266 (c_binding_end_stmt_expr): New function.
15267 (pushdecl): Don't call c_begin_vm_scope.
15268 (make_label): Add defining and p_label_vars parameters. Change
15270 (lookup_label): Correct test for whether a label has not yet been
15271 defined. Call bind_label rather than bind.
15272 (warn_about_goto): New static function.
15273 (lookup_label_for_goto): New function.
15274 (declare_label): Call bind_label rather than bind.
15275 (check_earlier_gotos): New static function.
15276 (define_label): Don't give errors about jumping into statement
15277 expressions or scopes of variably modified types. Call
15278 set_spot_bindings and check_earlier_gotos. Call bind_label
15279 instead of bind. Don't set label_context_stack_se or
15280 label_context_stack_vm.
15281 (c_get_switch_bindings): New function.
15282 (c_release_switch_bindings): New function.
15283 (c_check_switch_jump_warnings): New function.
15284 (start_function): Don't set label_context_stack_se or
15285 label_context_stack_vm.
15286 (finish_function): Likewise.
15287 * c-typeck.c (label_context_stack_se): Don't define.
15288 (label_context_stack_vm): Don't define.
15289 (c_finish_goto_label): Call lookup_label_for_goto rather than
15290 lookup_label. Don't give errors about jumping into a statement
15291 expression or the scope of a variably modified type. Don't set
15292 label_context_stack_se or label_context_stack_vm.
15293 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15294 fields. Add bindings field.
15295 (c_start_case): Don't set deleted fields. Set bindings field.
15296 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15297 or blocked_vm. Call c_check_switch_jump_warnings.
15298 (c_finish_case): Don't test blocked_stmt_expr field. Call
15299 c_release_switch_bindings.
15300 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15301 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15302 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15303 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15304 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15305 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15306 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15307 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15308 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15309 (C_DECL_UNJUMPABLE_VM): Don't define.
15310 (C_DECL_UNDEFINABLE_VM): Don't define.
15311 (struct c_label_list): Don't define.
15312 (struct c_label_context_se): Don't define.
15313 (struct c_label_context_vm): Don't define.
15314 (struct c_spot_bindings): Declare.
15315 (c_bindings_start_stmt_expr): Declare.
15316 (c_bindings_end_stmt_expr): Declare.
15317 (lookup_label_for_goto): Declare.
15318 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15319 (c_check_switch_jump_warnings): Declare.
15320 (label_context_stack_se, label_context_stack_vm): Don't declare.
15321 (c_finish_goto_label): Update declaration.
15322 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15323 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15324 (Warning Options): Document -Wjump-misses-init.
15326 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15328 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15331 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15333 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15335 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15337 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15339 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15341 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15343 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15345 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15346 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15347 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15348 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15349 * dwarf2asm.c (dw2_force_const_mem): Update call to
15350 make_decl_one_only.
15351 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15352 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15353 * langhooks.c (lhd_comdat_group): Remove.
15354 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15355 * tree.h (DECL_COMDAT_GROUP): New.
15356 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15357 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15358 (make_decl_one_only): Change signature.
15359 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15360 make_decl_one_only.
15361 (make_decl_one_only): Change signature.
15362 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15364 2009-06-15 Richard Guenther <rguenther@suse.de>
15366 PR middle-end/40439
15367 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15369 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15371 * tree-ssa-math-opts.c: Remove extra divide.
15373 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15375 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15377 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15379 * passes.c: Add bswap pass.
15380 * tree-pass.h: Add pass_optimize_bswap declaration.
15381 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15382 Include rtl.h, expr.h and optabs.h for optab_handler check.
15383 (struct symbolic_number, pass_optimize_bswap): New definition.
15384 (do_shift_rotate, verify_symbolic_number_p): New functions.
15385 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15386 (gate_optimize_bswap): New function.
15387 * tree.c (widest_int_cst_value): New function.
15388 * tree.h (widest_int_cst_value): Prototype added.
15390 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15392 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15393 REG_EQUAL/REG_EQUIV notes.
15395 2009-06-14 Richard Guenther <rguenther@suse.de>
15397 PR middle-end/40389
15398 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15399 has its address taken if NRV was applied and it is addressable.
15400 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15401 function split out from ...
15402 (get_constraint_for_1): ... here.
15403 (handle_rhs_call): Use it to mark the return slot escaped if
15404 it is addressable and NRV was applied.
15406 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15408 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15409 Change first argument type to location_t.
15410 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15411 Do not set input_location.
15412 Use loc instead of input_location throughout.
15414 2009-06-13 Richard Guenther <rguenther@suse.de>
15416 PR tree-optimization/40421
15417 * tree-predcom.c (should_unroll_loop_p): Remove.
15418 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15420 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15422 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15423 Add location argument.
15425 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15427 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15429 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15430 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15431 * config/spu/spu-protos.h: Add location to
15432 spu_resolve_overloaded_builtin.
15433 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15434 spu_build_builtin_va_list.
15435 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15436 argument. Pass location to build_function_call_vec.
15437 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15439 (emit_fpu_switch): Same.
15440 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15441 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15442 to build_decl and create_artificial_label.
15443 (xtensa_gimplify_va_arg_expr): Same.
15444 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15445 (xstormy16_gimplify_va_arg_expr): Same.
15446 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15447 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15448 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15449 (mips16_build_function_stub): Same.
15450 (mips16_build_call_stub): Same.
15452 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15455 * arm/constraints.md (Pa, Pb): New constraints.
15456 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15457 split pattern to deal with them.
15459 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15461 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15462 fix index entry for -Xpreprocessor.
15464 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15466 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15467 Add location argument to build_decl call.
15468 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15469 (rs6000_init_builtins): Same.
15470 (spe_init_builtins): Same.
15471 (rs6000_gimplify_va_arg): Add location argument to
15472 create_artificial_label call.
15474 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15476 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15477 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15478 * Makefile.in: Fix GGC dependency for gcse.o.
15480 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15482 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15483 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15484 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15486 * c-parser.c (c_parser_binary_expression): Use current column while
15487 building binary operations.
15488 * common.opt (fshow-column): Enable by default.
15489 * tree-vrp.c (check_array_ref): Use warning_at.
15490 (check_array_bounds): Use location from call back if expr has no
15492 * tree.h: Add location argument to maybe_fold_*.
15493 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15494 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15495 (maybe_fold_offset_to_component_ref): Same.
15496 (maybe_fold_offset_to_reference): Same.
15497 (maybe_fold_offset_to_address): Same.
15498 (maybe_fold_stmt_indirect): Same.
15499 (maybe_fold_stmt_addition): Same.
15500 (fold_stmt_r): Pass location to maybe_fold_*.
15501 (fold_gimple_assign): Same.
15502 * c-tree.h: Add location argument to finish_decl,
15503 default_function_array_conversion, store_init_value.
15504 * c-decl.c (define_label): Use error_at.
15505 (c_make_fname_decl): Pass location to finish_decl.
15506 (finish_decl): New location argument.
15507 (build_compound_literal): Pass location to store_init_value.
15508 (grokdeclarator): Pass location to finish_decl.
15510 * c-typeck.c (array_to_pointer_conversion): New location argument.
15511 (function_to_pointer_conversion): Same.
15512 (default_function_array_conversion): Same.
15513 (parser_build_unary_op): Pass location to overflow_warning.
15514 (parser_build_binary_op): Same. Use warning_at.
15515 (build_unary_op): Pass location to array_to_pointer_conversion.
15516 (build_c_cast): Pass location to digest_init.
15517 (build_modify_expr): New location argument.
15518 (convert_for_assignment): Same.
15519 (store_init_value): Same.
15520 (digest_init): Same.
15521 (output_init_element): Pass location to digest_init and
15522 array_to_pointer_conversion.
15523 (c_finish_return): Pass location to convert_for_assignment.
15524 * gimplify.c (gimplify_conversion): Pass location to
15525 maybe_fold_offset_to_address.
15526 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15527 to maybe_fold_stmt_addition.
15528 * c-omp.c (c_finish_omp_atomic): Pass new location to
15530 (c_finish_omp_for): Same.
15531 * c-common.c (overflow_warning): New argument.
15532 * c-common.h: New argument to build_modify_expr, overflow_warning.
15533 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15535 (c_parser_initializer): Pass location to
15536 default_function_array_conversion.
15537 (c_parser_initelt): Same.
15538 (c_parser_initval): Same.
15539 (c_parser_asm_operands): Same.
15540 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15541 (c_parser_conditional_expression): Same.
15542 (c_parser_binary_expression): Add location info to stack. Use it.
15543 (c_parser_unary_expression): Pass location to
15544 default_function_array_conversion, parser_build_unary_op,
15545 build_indirect_ref, c_parser_postfix_expression_after_primary.
15546 (c_parser_postfix_expression_after_primary): New location argument.
15548 (c_parser_expression_conv): Pass location to
15549 default_function_array_conversion.
15550 (c_parser_expr_list): Same.
15551 (c_parser_omp_atomic): Same.
15552 (c_parser_omp_for_loop): Same.
15553 * c-tree.h (struct c_declarator): Add comment to id_loc.
15554 (build_array_declarator): New argument.
15555 * c-decl.c (build_array_declarator): Add location argument.
15556 (grokdeclarator): Set id_loc for cdk_array.
15557 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15558 build_array_declarator.
15559 * tree.c (build_omp_clause): Add location argument.
15560 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15561 (OMP_CLAUSE_LOCATION): New macro.
15562 (struct tree_omp_clause): Add location field.
15563 (build_omp_clause): Add argument.
15564 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15566 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15567 (cp_parser_omp_clause_collapse): Same.
15568 (cp_parser_omp_clause_default): Same.
15569 (cp_parser_omp_clause_if): Same.
15570 (cp_parser_omp_clause_nowait): Same.
15571 (cp_parser_omp_clause_num_threads): Same.
15572 (cp_parser_omp_clause_ordered): Same.
15573 (cp_parser_omp_clause_schedule): Same.
15574 (cp_parser_omp_clause_untied): Same.
15575 (cp_parser_omp_for_loop): Same.
15576 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15577 * c-tree.h (c_start_case): Add location argument.
15578 (c_process_expr_stmt): Same.
15579 (c_finish_goto_*): Same.
15580 * tree-parloops.c (initialize_reductions): Pass location to
15582 (create_parallel_loop): Same.
15583 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15584 (gfc_trans_omp_reduction_list): Same.
15585 (gfc_trans_omp_clauses): Same.
15586 (gfc_trans_omp_do): Same.
15587 * c-typeck.c (c_finish_goto_label): Same.
15588 (c_finish_goto_ptr): New location argument.
15589 (c_start_case): Same.
15590 (emit_side_effect_warnings): Same.
15591 (c_process_expr_stmt): Same.
15592 (c_finish_stmt_expr): Same.
15593 (c_finish_omp_clauses): Use error_at instead of error.
15594 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15596 * c-omp.c (c_split_parallel_clauses): New location argument.
15597 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15598 to build_omp_clause.
15599 (convert_local_reference_stmt): Same.
15600 (convert_gimple_call): Same.
15601 * c-common.h (c_split_parallel_clauses): New argument.
15602 * c-parser.c (c_parser_statement_after_labels): Pass location to
15603 c_finish_goto_label.
15604 (c_parser_switch_statement): Pass location to c_start_case.
15605 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15606 and c_process_expr_stmt.
15607 (c_parser_omp_variable_list): Add location argument.
15608 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15609 (c_parser_omp_clause_default): Same.
15610 (c_parser_omp_clause_if): Same.
15611 (c_parser_omp_clause_num_threads): Same.
15612 (-c_parser_omp_clause_ordered): Same.
15613 (c_parser_omp_clause_reduction): Pass location to
15614 c_parser_omp_variable_list.
15615 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15616 (c_parser_omp_clause_untied): Same.
15617 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15618 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15620 * c-tree.h (check_for_loop_decls, undeclared_variable,
15621 build_component_ref, build_array_ref, build_external_ref,
15622 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15623 build_conditional_expr, build_compound_expr, c_cast_expr,
15624 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15625 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15627 * c-semantics.c (build_stmt): Same.
15628 (build_case_label): Same.
15629 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15630 (undeclared_variable): New argument.
15631 (make_label): Same.
15632 (lookup_label): Pass location on down.
15633 (define_label): Same.
15634 (finish_decl): Same.
15635 (build_compound_literal): Same.
15636 (finish_struct): Same.
15637 (finish_function): Do not set location here.
15638 (check_for_loop_decls): New argument.
15639 * tree.c (save_expr): Set location.
15640 (build_empty_stmt): New argument.
15641 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15642 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15643 * builtins.c (gimplify_va_arg_expr): Use locations.
15644 (expand_builtin_sync_operation): Same.
15645 * c-typeck.c (build_component_ref): New argument.
15646 (build_array_ref): Same.
15647 (build_external_ref): Same.
15648 (c_expr_sizeof_expr): Same.
15649 (c_expr_sizeof_type): Same.
15650 (parser_build_unary_op): Same.
15651 (build_conditional_expr): Same.
15652 (build_compound_expr): Pass location on down.
15653 (build_compound_expr): New argument.
15654 (build_c_cast): Same.
15655 (c_cast_expr): Same.
15656 (build_asm_expr): Same.
15657 (c_finish_return): Same.
15658 (c_process_expr_stmt): Pass location on down.
15659 (c_finish_stmt_expr): New argument.
15660 (push_clenaup): Same.
15661 (c_finish_omp_parallel): Same.
15662 (c_finish_omp_task): Same.
15663 * gimplify.c (gimplify_call_expr): Pass location on down.
15664 * c-omp.c (c_finish_omp_master): New argument.
15665 (c_finish_omp_critical): Same.
15666 (c_finish_omp_ordered): Same.
15667 (c_finish_omp_barrier): Same.
15668 (-c_finish_omp_taskwait): Same.
15669 (c_finish_omp_atomic): Same.
15670 (c_finish_omp_flush): Same.
15671 * tree-inline.c (copy_tree_body_r): Pass location on down.
15672 (inline_forbidden_p): Remove use of input_location.
15673 * c-gimplify.c (c_build_bind_expr): New argument.
15674 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15675 (c_sizeof_or_alignof_type): New argument.
15676 (c_alignof_expr): Same.
15677 (build_va_arg): Same.
15678 (c_add_case_label): Same.
15679 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15680 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15681 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15682 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15683 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15684 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15686 * stub-objc.c (objc_build_selector_expr): Same.
15687 (objc_build_throw_stmt): Same.
15688 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15689 (c_parser_initelt): Same.
15690 (c_parser_compound_statement): Same.
15691 (c_parser_compound_statement_nostart): Same.
15692 (c_parser_label): Same.
15693 (c_parser_statement_after_labels): Same.
15694 (c_parser_if_body): Same.
15695 (c_parser_else_body): Same.
15696 (c_parser_if_statement): Same.
15697 (c_parser_switch_statement): Same.
15698 (c_parser_while_statement): Same.
15699 (c_parser_do_statement): Same.
15700 (c_parser_for_statement): Same.
15701 (c_parser_asm_statement): Same.
15702 (c_parser_conditional_expression): Same.
15703 (c_parser_binary_expression): Same.
15704 (c_parser_cast_expression): Same.
15705 (c_parser_unary_expression): Same.
15706 (c_parser_sizeof_expression): Same.
15707 (c_parser_alignof_expression): Same.
15708 (c_parser_postfix_expression): Same.
15709 (c_parser_expression): Same.
15710 (c_parser_objc_receiver): Same.
15711 (c_parser_omp_variable_list): Same.
15712 (c_parser_omp_structured_block): Same.
15713 (c_parser_omp_atomic): New argument.
15714 (c_parser_omp_barrier): Same.
15715 (c_parser_omp_critical): Same.
15716 (c_parser_omp_flush): Pass location on down.
15717 (c_parser_omp_for_loop): New argument.
15718 (c_parser_omp_for): Same.
15719 (c_parser_omp_master): Same.
15720 (c_parser_omp_ordered): Same.
15721 (c_parser_omp_sections_scope): Same.
15722 (c_parser_omp_sections): Same.
15723 (c_parser_omp_parallel): Same.
15724 (c_parser_omp_single): Same.
15725 (c_parser_omp_task): Same.
15726 (c_parser_omp_taskwait): Pass location on down.
15727 (c_parser_omp_construct): Same.
15728 (c_parser_omp_threadprivate): Same.
15729 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15730 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15731 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15732 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15733 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15734 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15735 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15736 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15737 config/i386/i386.c, stmt.c:
15738 Add location argument to the following function definitions and/or
15739 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15740 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15741 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15742 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15743 do_case, c_finish_bc_stmt, build_compound_literal,
15744 build_function_call.
15745 * c-decl.c (build_compound_literal): Add location argument.
15746 Make all diagnostic calls use location.
15747 (start_struct): Same.
15748 (finish_struct): Same.
15749 (start_enum): Same.
15750 (build_enumerator): Same.
15751 (start_function): Same.
15752 (grokdeclarator): Make all diagnostic calls use location.
15753 (store_parm_decls_oldstyle): Same.
15754 * c-typeck.c (build_function_call): Add location argument.
15755 Make all diagnostic calls use location.
15757 (c_finish_bc_stmt): Same.
15758 * tree-nested.c (get_trampoline_type): Add argument.
15759 Pass location to build_decl.
15760 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
15761 * rtl.h (RTL_LOCATION): New.
15762 * c-common.c (c_add_case_label): Add location argument.
15763 Make all diagnostic calls use location.
15764 * c-common.h: Add location argument to make_fname_decl, do_case,
15765 c_add_case_label, build_function_call, resolve_overloaded_builtin.
15766 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
15767 Set it appropriately for every case. Pass enum_loc to start_enum
15768 call. Pass value_loc first to build_enumerator. Pass enum_loc to
15770 (c_parser_struct_or_union_specifier): Save location. Use it for
15771 start_struct, finish_struct, and parser_xref_tag.
15773 2009-06-12 Ian Lance Taylor <iant@google.com>
15775 * fold-const.c (fold_unary): Rename local variable and to and_expr.
15777 * c-opts.c (c_common_handle_option): For -Wc++-compat set
15778 cpp_opts->warn_cxx_operator_names.
15780 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15783 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
15784 is returns NULL and OP is a VCE, look through the VCE.
15786 2009-06-12 Ian Lance Taylor <iant@google.com>
15789 * collect2.c (main): Use CONST_CAST2 in code inside #if
15790 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
15792 2009-06-12 Joey Ye <joey.ye@intel.com>
15794 PR middle-end/39146
15795 * cfgexpand.c (get_decl_align_unit): Update
15796 max_used_stack_slot_alignment with align instead of
15797 stack_alignment_needed.
15799 * function.c (assign_stack_local_1): Update
15800 max_used_stack_slot_alignment with alignment_in_bits instead
15801 of stack_alignment_needed.
15802 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
15805 2009-06-12 Jakub Jelinek <jakub@redhat.com>
15807 * dwarf2out.c (last_var_location_insn): New variable.
15808 (dwarf2out_end_epilogue): Clear last_var_location_insn.
15809 (dwarf2out_var_location): Don't record anything after last real
15810 insn. Only change labels if there were any real instructions
15811 in between last note and this one, or if changed sections.
15813 2009-06-11 Richard Henderson <rth@redhat.com>
15815 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
15816 note when storing the frame pointer in a register.
15817 (FRP): Don't redefine to nothing for epilogue.
15818 (alpha_expand_epilogue): Mark register and sp restores.
15819 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
15821 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
15822 when gen_lowpart is needed.
15824 2009-06-11 Richard Henderson <rth@redhat.com>
15826 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
15828 * dwarf2out.c (need_data_align_sf_opcode): New.
15829 (div_data_align): Move earlier.
15830 (def_cfa_1, reg_save): Use it.
15832 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
15834 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
15835 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
15836 (ix86_handle_option): Handle OPT_mcrc32.
15837 (ix86_target_string): Add -mcrc32.
15838 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
15840 * config/i386/i386.h (TARGET_CRC32): New.
15842 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
15843 (sse4_2_crc32di): Likewise.
15845 * config/i386/i386.opt (mcrc32): New.
15847 * doc/invoke.texi: Document -mcrc32.
15849 2009-06-11 Richard Henderson <rth@redhat.com>
15851 * common.opt (gdwarf-): Accept a version number.
15852 * doc/invoke.texi (gdwarf-): Update docs.
15853 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
15854 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
15855 version level, and record it.
15857 * dwarf2.h (DW_CIE_VERSION): Remove.
15858 * dwarf2out.c (DWARF_VERSION): Remove.
15859 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
15860 (output_call_frame_info): Use CIE version 3 for dwarf3,
15861 or if the return register column is out of range for version 1.
15862 (dwarf_stack_op_name): Add all dwarf3 values.
15863 (DEBUG_PUBTYPES_SECTION): New.
15864 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
15865 encoding change for dwarf3.
15866 (output_die) [dw_val_class_die_ref]: Likewise.
15867 (output_compilation_unit_header): Emit correct version for dwarf3.
15868 (output_line_info): Likewise.
15869 (output_pubnames): Update for DWARF_VERSION removal.
15870 (output_aranges): Likewise.
15871 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
15872 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
15873 (dwarf2out_finish): Likewise.
15875 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15877 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
15880 2009-06-11 David Daney <ddaney@caviumnetworks.com>
15883 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
15884 * builtins.c (expand_builtin_unreachable): New function.
15885 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
15886 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
15887 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
15889 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
15890 searching for missing barriers.
15892 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15894 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
15895 when -fprofile-generate* was passed.
15896 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15898 2009-06-11 Anthony Green <green@moxielogic.com>
15900 * config/moxie/moxie.md: Define length attribute for all instructions.
15902 (*b<cond:code>): Support limited branch ranges for new PC-relative
15903 branch instructions.
15904 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
15906 2009-06-11 Jakub Jelinek <jakub@redhat.com>
15908 * config/i386/i386.c (min_insn_size): Use get_attr_length
15909 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
15910 For __asm return 0.
15912 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
15913 instead of emit_insn_before.
15915 2009-06-10 Ian Lance Taylor <iant@google.com>
15918 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
15921 2009-06-10 Revital Eres <eres@il.ibm.com>
15923 * passes.c (init_optimization_passes): Reschedule
15924 predictive-commoning pass before complete unroll pass.
15926 2009-06-10 Martin Jambor <mjambor@suse.cz>
15928 * cgraph.c (cgraph_node_can_be_local_p): New function.
15929 (cgraph_make_node_local): New function.
15930 * cgraph.h (cgraph_node_can_be_local_p): Declare.
15931 (cgraph_make_node_local): Declare.
15933 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
15935 * tree.h (tree_base): Add packed_flag and user_align fields.
15936 Decrease size of spare field.
15937 (TYPE_USER_ALIGN): Use user_align from tree_base.
15938 (DECL_USER_ALIGN): Likewise.
15939 (TYPE_PACKED): Use packed_flag from tree_base.
15940 (DECL_PACKED): Likewise.
15941 (tree_type): Delete packed_flag and user_align fields. Widen
15942 precision field. Widen mode field and shuffle fields to align
15943 mode on an 8-bit boundary.
15944 (tree_decl_common): Delete decl_flag_1 and user_align fields.
15945 Renumber decl_flag_* fields. Fix comments. Widen
15946 decl_common_unused field.
15947 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
15948 (DECL_EXTERNAL): Likewise.
15949 (DECL_BIT_FIELD): Likewise.
15950 (DECL_NONADDRESSABLE_P): Likewise.
15951 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
15952 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
15954 2009-06-10 Ian Lance Taylor <iant@google.com>
15956 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
15957 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
15958 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
15959 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
15960 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
15961 DEF_VEC_ALLOC_FUNC_P.
15962 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
15963 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
15964 DEF_VEC_ALLOC_FUNC_O.
15965 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
15966 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
15967 DEF_VEC_ALLOC_FUNC_I.
15968 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
15969 (vec_stack_p_reserve_exact_1): Declare.
15970 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
15971 (vec_stack_free): Declare.
15972 (VEC_stack_alloc): Define.
15973 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
15974 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
15975 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
15976 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
15978 (stack_vecs): New static variable.
15979 (vec_stack_p_reserve_exact_1): New function.
15980 (vec_stack_o_reserve_1): New static function.
15981 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
15982 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
15983 (vec_stack_free): New function.
15984 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
15985 (VEC_df_ref_stack_alloc): Define.
15986 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
15987 DEF_VEC_ALLOC_P_STACK.
15988 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
15989 (struct df_collection_rec): Change _vec fields to VEC. Remove
15991 (df_free_collection_rec): Adjust for new fields.
15992 (df_insn_rescan): Use new df_collection_rec fields.
15993 (df_notes_rescan, df_canonize_collection_rec): Likewise.
15994 (df_ref_create_structure, df_ref_record): Likewise.
15995 (df_get_conditional_uses, df_get_call_refs): Likewise.
15996 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
15997 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
15998 (df_record_exit_block_uses, df_bb_verify): Likewise.
15999 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16000 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16001 Remove count parameter. Change return type to void. Change all
16003 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16004 Remove count parameter. Change return type to void. Change all
16006 (df_install_refs): Change old_vec parameter to VEC. Remove count
16007 parameter. Change all callers.
16008 (df_install_mws): Change old_vec parameter to VEC. Remove count
16009 parameter. Change all callers.
16010 (df_refs_verify): Change new_rec parameter to VEC. Change call
16012 (df_mws_verify): Likewise.
16014 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16016 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16018 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16020 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16022 2009-06-10 Anthony Green <green@moxielogic.com>
16024 * config/moxie/crti.asm: New file.
16025 * config/moxie/crtn.asm: New file.
16026 * config/moxie/moxie.c: New file.
16027 * config/moxie/moxie.h: New file.
16028 * config/moxie/sfp-machine.h: New file.
16029 * config/moxie/moxie-protos.h: New file.
16030 * config/moxie/t-moxie: Created.
16031 * config/moxie/t-moxie-softfp: Created.
16032 * config/moxie/moxie.md: Created.
16033 * config/moxie/constraints.md: Created.
16034 * config.gcc: Add moxie support.
16035 * doc/md.texi (Machine Constraints): Add moxie constraints.
16036 * doc/contrib.texi (Contributors): Mention moxie port.
16037 * doc/install.texi (Specific): Mention the moxie port.
16039 2009-06-09 Ian Lance Taylor <iant@google.com>
16041 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16042 compiling with C++.
16043 * optabs.c (optab_table): Only use designated initializers if
16044 HAVE_DESIGNATED_INITIALIZERS is defined.
16045 (convert_optab_table): Likewise.
16046 (init_optabs): Always call init_insn_codes if
16047 HAVE_DESIGNATED_INITIALIZERS is not defined.
16049 2009-06-09 Ian Lance Taylor <iant@google.com>
16051 * targhooks.c (default_builtin_vectorized_function): Change fn
16052 parameter to unsigned int.
16053 (default_builtin_vectorized_conversion): Change code parameter to
16055 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16056 * targhooks.h: Update declarations.
16057 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16058 parameter to unsigned int.
16060 * c-typeck.c (comptypes_check_enum_int): New static function.
16061 (comptypes_internal): Add enum_and_int_p parameter. Change all
16063 (comp_target_types): Add location parameter. Change all callers.
16064 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16065 Change all callers.
16066 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16067 (build_conditional_expr): Add colon_loc parameter. Change all
16069 (convert_for_assignment): Add location parameter. Change all callers.
16070 * c-parser.c (c_parser_conditional_expression): Pass location of
16071 colon to build_conditional_expr.
16072 * c-tree.h (build_conditional_expr): Update declaration.
16074 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16076 * graphite.c: Revert previous patch.
16078 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16081 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16083 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16085 * tree-ssa-loop-prefetch.c
16086 (loop_prefetch_arrays): Fixed a portability problem in printf format
16089 2009-06-09 Martin Jambor <mjambor@suse.cz>
16091 PR tree-optimization/40351
16092 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16093 refrence to a potential artifical subaccess can be constructed.
16095 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16097 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16098 (sh_override_options): Likewise.
16099 * config/sh/sh.c: Include params.h.
16100 (sh_optimization_options): New.
16101 (sh_override_options): Likewise.
16102 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16103 (OVERRIDE_OPTIONS): Use sh_override_options.
16105 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16107 * dwarf2out.c (emit_cfa_remember): New variable.
16108 (add_fde_cfi): If emit_cfa_remember, recurse to add
16109 DW_CFA_remember_state first.
16110 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16111 instead just set emit_cfa_remember.
16113 2009-06-08 Jan Hubicka <jh@suse.cz>
16116 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16118 2009-06-08 Jan Hubicka <jh@suse.cz>
16120 PR middle-end/39834
16121 * cgraphunit.c (save_inline_function_body): Do not copy transform
16122 hooks for saved inline bodies.
16123 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16124 for given function.
16126 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16128 * jump.c (returnjump_p): Handle delayed branches. Add missing
16131 2009-06-08 Jan Hubicka <jh@suse.cz>
16133 PR middle-end/40102
16134 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16135 original node might've been modified.
16136 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16138 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16140 * tree-object-size.c (addr_object_size): Add OSI argument.
16141 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16142 (compute_builtin_object_size, expr_object_size): Adjust callers.
16143 (plus_stmt_object_size): Call addr_object_size instead of
16144 compute_builtin_object_size.
16146 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16147 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16149 * tree-ssa-loop-prefetch.c
16150 (gather_memory_references): Introduced a counter for the number of
16152 (anything_to_prefetch_p): Introduced a counter for the number of
16154 (is_loop_prefetching_profitable): New function with a cost model
16156 (loop_prefetch_arrays): Use the new cost model to determine if
16157 prefetching is profitable.
16158 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16159 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16160 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16161 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16162 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16163 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16165 2009-06-08 Michael Matz <matz@suse.de>
16168 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16169 partitions use the same.
16170 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16171 for basevars of SSA_NAMEs.
16172 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16173 to not expand them twice.
16174 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16177 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16179 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16180 (fdump-final-insns=, gtoggle): New.
16181 * doc/invoke.texi: Document them.
16182 * final.c (rest_of_clean_state): Dump final insn stream.
16183 * gcc.c (invoke_as): Hook in -fcompare-debug.
16184 (static_spec_functions): Add compare-debug-dump-opt,
16185 compare-debug-self-opt and compare-debug-auxbase-opt.
16186 (compare_debug, compare_debug_second, compare_debug_opt): New.
16187 (switches_debug_check, n_switches_debug_check): New.
16188 (debug_auxbase_opt, debug_check_temp_file): New.
16189 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16191 (do_self_spec): Handle arguments after switches.
16192 (do_spec_1): Add .gk extension to temp file basenames for compare.
16193 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16194 (cc1_options): Use it instead of normal auxbase computation for
16195 the second compare-debug compilation.
16196 (compare_files): New.
16197 (main): Set up and implement compare debug mode.
16198 (compare_debug_dump_opt_spec_function): New.
16199 (compare_debug_self_opt_spec_function): New.
16200 (compare_debug_auxbase_opt_spec_function): New.
16201 * toplev.c (process_options): Handle flag_gtoggle,
16202 flag_dump_final_insns.
16203 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16204 during -fcompare-debug-second compilation.
16206 2009-06-07 Ian Lance Taylor <iant@google.com>
16208 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16209 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16211 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16212 with no default node. Change warning with %H to warning_at.
16213 Don't clear warn_switch around case checking.
16214 * doc/invoke.texi (Warning Options): Clarify distinction between
16215 -Wswitch and -Wswitch-enum.
16217 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16219 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16221 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16223 * gbl-ctors.h: Add header guard.
16225 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16227 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16228 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16229 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16230 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16231 prototypes for removed functions.
16232 (expressions_equal_p): Move to ...
16233 * tree-ssa-sccvn.h: ... here and ...
16234 * matrix-reorg.c: ... adjust includes.
16236 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16238 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16240 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16242 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16243 (finish_function): Remove erroneous whitespace.
16245 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16247 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16248 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16250 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16252 * errors.c (internal_error): Commentary typo fix.
16253 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16254 * tree-ssa-pre.c: Ditto.
16256 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16258 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16259 them is supposed to hold actual statements.
16261 2009-06-06 Ian Lance Taylor <iant@google.com>
16263 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16264 empty statements can now have attributes.
16266 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16268 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16269 * config/mips/mips.md: Ditto.
16271 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16273 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16275 (__eabi_uconvert): Likewise.
16277 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16279 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16280 CFI_* definitions with IN_GCC.
16282 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16284 * xcoffout.h (xcoffout_source_line): Update prototype.
16286 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16288 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16289 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16291 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16293 PR middle-end/40340
16294 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16295 inlined_function_outer_scope_p blocks for artificial inlines
16297 * tree.c (tree_nonartificial_location): Rewrite using
16298 block_nonartificial_location.
16300 2009-06-05 Revital Eres <eres@il.ibm.com>
16301 Leehod Baruch <leehod@il.ibm.com>
16303 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16304 (expand_expr_real_1): Remove comment.
16305 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16306 Vectorize misaligned access when the target supports it.
16307 (vect_supportable_dr_alignment): Check for unaligned access support.
16308 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16311 2009-06-05 Julian Brown <julian@codesourcery.com>
16313 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16314 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16316 2009-06-05 Richard Guenther <rguenther@suse.de>
16319 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16320 as possibly unused.
16322 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16324 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16325 (save_gprs): Don't tell unwinder when a global register is saved.
16326 (s390_emit_epilogue): Emit needed epilogue unwind info.
16328 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16330 * dwarf2out.c (deferred_asm_name): New.
16331 (add_name_and_src_coords_attributes): Defer creation of
16332 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16334 (move_linkage_attr): New.
16335 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16338 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16340 * tree-nested.c (finalize_nesting_tree_1): Declare the
16341 frame_decl in the binding tree.
16343 2009-06-04 Cary Coutant <ccoutant@google.com>
16345 * basic-block.h (struct basic_block_def): Add discriminator field.
16346 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16348 * debug.c (do_nothing_debug_hooks): Add additional entry.
16349 (debug_nothing_int_charstar_int): New function.
16350 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16351 (debug_nothing_int_charstar_int): New declaration.
16352 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16353 discriminator value in .loc directive.
16354 * final.c (last_discriminator): New variable.
16355 (discriminator): New variable.
16356 (final_start_function): Initialize above variables, pass current
16357 discriminator to debug hook.
16358 (notice_source_line): Check for discriminator change.
16359 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16360 * sdbout.c (sdbout_source_line): New parameter.
16361 * tree-cfg.c (struct locus_discrim_map): New structure type.
16362 (discriminator_per_locus): New hash table.
16363 (build_gimple_cfg): Allocate and free discriminator hash table.
16364 (make_edges): Call assign_discriminator.
16365 (locus_map_hash): New function.
16366 (locus_map_eq): New function.
16367 (next_discriminator_for_locus): New function.
16368 (same_line_p): New function.
16369 (assign_discriminator): New function.
16370 (make_cond_expr_edges): Call assign_discriminator.
16371 (make_gimple_switch_edges): Likewise.
16372 (first_non_label_stmt): New function.
16373 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16375 * xcoffout.c (xcoffout_source_line): Add new parameter.
16377 * configure.ac (gcc_cv_as_discriminator): New configury check for
16378 gas support for discriminator.
16379 * configure: Regenerate.
16380 * config.in: Regenerate.
16382 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16384 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16385 val after checking for integers.
16387 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16389 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16391 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16392 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16393 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16394 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16395 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16396 X64_SSE_REGPARM_MAX.
16397 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16398 X64_SSE_REGPARM_MAX.
16400 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16402 * gcc.c (report_times_to_file): New.
16403 (execute): Implement it.
16404 (process_command): Support -time=.
16405 * doc/invoke.texi: Document it.
16407 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16409 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16410 that have value exprs.
16412 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16414 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16415 declarations for constants until...
16416 (dw2_output_indirect_constant_1): ... this point.
16418 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16421 * arm.md (arm_addsi3): Don't try to split an add with an
16422 eliminable register until after reload has completed.
16424 2009-06-03 Ian Lance Taylor <iant@google.com>
16426 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16427 * genattrtab.c (write_length_unit_log): Likewise.
16428 * genchecksum.c (dosum): Likewise.
16429 * gengtype.c (write_rtx_next): Likewise.
16430 (finish_root_table, write_roots): Likewise.
16431 * gimple.c (gimple_ops_offset_): Likewise.
16432 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16433 * config/arc/arc.c (arc_attribute_table): Likewise.
16434 * config/arm/arm.c (arm_attribute_table): Likewise.
16435 * config/avr/avr.c (avr_attribute_table): Likewise.
16436 * config/crx/crx.c (crx_attribute_table): Likewise.
16437 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16438 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16439 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16440 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16441 * config/sh/sh.c (sh_attribute_table): Likewise.
16442 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16443 * config/spu/spu.c (spu_attribute_table): Likewise.
16444 * config/v850/v850.c (v850_attribute_table): Likewise.
16446 * config/alpha/alpha.c (vms_attribute_table): Make static.
16447 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16448 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16449 * config/mips/mips.c (mips_attribute_table): Likewise.
16451 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16453 (cc1-checksum.o): Likewise.
16455 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16457 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16459 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16461 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16462 insn if it is changing sp. Use gen_add3_insn instead of
16463 conditionally gen_addsi3 and gen_adddi3.
16464 (offset_below_red_zone_p): New static inline function.
16465 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16466 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16467 * config/rs6000/ppc-asm.h: Include auto-host.h.
16468 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16469 CFI_RESTORE): Define.
16470 * config/rs6000/crtresxgpr.asm: Add unwind info.
16471 * config/rs6000/crtresxfpr.asm: Likewise.
16472 * config/rs6000/crtresgpr.asm: Likewise.
16473 * config/rs6000/crtresfpr.asm: Likewise.
16474 * config/rs6000/crtsavgpr.asm: Likewise.
16475 * config/rs6000/crtsavfpr.asm: Likewise.
16477 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16478 argument of DWARF2_FRAME_REG_OUT macros.
16480 2009-06-03 Julian Brown <julian@codesourcery.com>
16482 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16483 words or less (including TImode) in core registers.
16485 2009-06-03 Richard Guenther <rguenther@suse.de>
16487 PR middle-end/40328
16488 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16490 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16492 * statistics.c (statistics_counter_event): Do not record event
16493 in pass dump if its number == -1.
16494 (curr_statistics_hash): Add assert that we never get passes
16495 with static number == -1.
16497 2009-06-03 Richard Guenther <rguenther@suse.de>
16498 Andrey Belevantsev <abel@ispras.ru>
16500 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16501 non-BLKmode arrays addressable.
16503 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16505 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16506 * config/m68k/m68k.h: ... here.
16508 2009-06-03 Martin Jambor <mjambor@suse.cz>
16510 PR tree-optimization/40323
16511 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16514 2009-06-03 Richard Guenther <rguenther@suse.de>
16516 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16519 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16521 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16522 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16523 JUMP_TABLE_DATA_P where applicable.
16524 * config/sh/sh.c: Ditto.
16525 * config/sh/sh.h: Ditto.
16526 * config/sh/sh.md: Ditto.
16527 * config/sh/symbian.c: Ditto.
16529 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16531 * config/i386/driver-i386.c (describe_cache): Optimize
16532 concatenation of strings. Use snprintf instead of sprintf.
16533 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16534 target when not compiling with GCC.
16536 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16538 * config/sh/sh.c: Revert last change.
16539 (sh_expand_epilogue): Emit a blockage insn before the frame
16540 pointer adjustment unconditionally.
16542 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16544 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16545 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16546 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16547 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16548 to COLLECT_GCC_OPTIONS.
16550 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16552 * collect2.c (target_system_root): New variable.
16553 (main): Handle --sysroot=.
16554 (ignore_library): Strip the sysroot from the library path.
16556 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16558 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16559 (collect2.o): Depend on collect2-aix.h.
16560 (collect2-aix.o): New rule.
16561 * collect2-aix.h: New file.
16562 * collect2-aix.c: Likewise.
16563 * collect2.c: Include collect2-aix.h. Don't undefine
16564 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16565 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16566 Use TARGET_AIX_VERSION instead of _AIX51.
16567 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16568 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16569 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16570 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16571 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16573 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16575 * collect2.c (ignore_library): Avoid premature post-increment
16576 and null deference.
16578 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16580 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16581 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16582 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16583 CROSS_DIRECTORY_STRUCTURE too.
16584 (LINK_LIBG_SPEC): Likewise.
16585 (LIB_SPEC): Add %R to sysroot paths.
16586 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16587 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16588 * config/rs6000/aix51.h: As for aix43.h.
16589 * config/rs6000/aix52.h: Likewise.
16590 * config/rs6000/aix53.h: Likewise.
16591 * config/rs6000/aix61.h: Likewise.
16592 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16593 to the beginning of sysroot paths.
16595 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16597 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16598 INSN_LISTs that are out of the REG_NOTE range.
16600 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16602 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16603 (struct var_to_expand): Likewise.
16604 (struct opt_info): Add head and tail for linked lists of the above.
16605 (analyze_insn_to_expand_var): Initialize next.
16606 (analyze_iv_to_split_insn): Likewise.
16607 (analyze_insns_in_loop): Create linked lists.
16608 (allocate_basic_variable): Simplify for use without hash table.
16609 (insert_var_expansion_initialization): Likewise, make it type-safer.
16610 (combine_var_copies_in_loop_exit): Likewise.
16611 (apply_opt_in_copies): Walk lists rather than hash tables.
16612 (release_var_copies): Simplified and inlined by hand into...
16613 (free_opt_info): ... this function.
16615 2009-06-02 Richard Guenther <rguenther@suse.de>
16617 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16620 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16622 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16623 only for builtins that are not overridden.
16625 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16627 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16630 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16632 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16634 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16636 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16638 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16640 * common.opt (fdump-unnumbered-links): New.
16641 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16642 * print-rtl.c (flag_dump_unnumbered_links): New.
16643 (print_rtx): Test it.
16645 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16647 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16648 push/pop multiple to 8-byte alignment.
16650 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16652 * config/i386/i386.c (queued_cfa_restores): New static variable.
16653 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16655 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16656 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16657 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16658 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16659 note unconditionally.
16660 (ix86_emit_restore_regs_using_mov): Likewise.
16661 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16662 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16663 it through to ix86_emit_restore_reg_using_pop.
16664 (ix86_emit_leave): Add RED_OFFSET argument. Call
16665 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16666 instead of adding REG_CFA_OFFSET note unconditionally.
16667 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16668 the above functions. Call ix86_add_queued_cfa_restore_notes when
16671 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16672 force output of the label even for dwarf2out_do_cfi_asm.
16673 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16674 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16675 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16677 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16678 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16679 dwarf2out_cfi_label callers.
16680 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16681 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16682 Adjust dwarf2out_cfi_label callers.
16683 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16685 * config/i386/i386.h (struct machine_cfa_state,
16686 struct machine_function): Guard with ifndef USED_FOR_TARGET
16687 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16690 * emutls.c (__emutls_get_address): Change arr->size to mean number
16691 of allocated arr->data entries instead of # of slots + 1.
16693 PR middle-end/40316
16694 * recog.c (peep2_reinit_state): New function.
16695 (peephole2_init_state): Use it at the end of a basic block and also
16696 when seeing a RTX_FRAME_RELATED_P insn.
16698 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16700 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16701 fixuns_truncrfdi2): New.
16702 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16703 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16704 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16705 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16706 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16707 *recip_approx): Remove.
16708 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16709 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16710 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16712 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16715 2009-06-01 Ian Lance Taylor <iant@google.com>
16717 * attribs.c (register_attribute): Use CONST_CAST.
16718 * collect2.c (main): Use CONST_CAST2.
16719 (scan_prog_file): Likewise.
16720 * gcc.c (process_command, main): Likewise.
16721 * toplev.c (toplev_main): Likewise.
16723 * c-typeck.c (handle_warn_cast_qual): New static function,
16724 partially broken out of build_c_cast.
16725 (build_c_cast): Call handle_warn_cast_qual.
16726 * doc/invoke.texi (Warning Options): Document new effect of
16729 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16731 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16732 (diagnostic_report_current_module): Print columns.
16733 * common.opt (flag_show_column): Enable by default.
16735 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16737 * alias.c (find_base_term): Check for NULL term before returning.
16739 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16741 Revert due to PR40320:
16742 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16743 * calls.c (emit_library_call_value_1): Don't force_operand for move
16746 2009-06-01 Olivier Hainque <hainque@adacore.com>
16747 Eric Botcazou <ebotcazou@adacore.com>
16749 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
16750 to be processed as a bitfield for constructor output purposes.
16751 * output.h (initializer_constant_valid_for_bitfield_p): Declare
16753 * varasm.c (oc_local_state): New type, output_constructor
16754 local state to support communication with helpers.
16755 (oc_outer_state): New type, output_constructor outer state of
16756 relevance in recursive calls.
16757 (output_constructor_array_range): New output_constructor helper,
16758 extracted code for an array range element.
16759 (output_constructor_regular_field): New output_constructor helper,
16760 extracted code for an element that is not a bitfield.
16761 (output_constructor_bitfield): New output_constructor helper,
16762 extracted code for a bitfield element. Accept an OUTER state
16763 argument for recursive processing. Recurse on record or array
16764 CONSTRUCTOR values, possibly past noop conversions.
16765 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
16766 VALUE is a valid constant-valued expression for use in a static
16767 bit-field initializer.
16768 (output_constructor): Rework to use helpers. Accept and honor an
16769 OUTER state argument for recursive calls. Return total size. Be
16770 prepared for nested constructors initializing bitfields.
16771 (output_constant): Feed OUTER in calls to output_constructor.
16773 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16775 * calls.c (emit_library_call_value_1): Don't force_operand for move
16778 2009-06-01 Nick Clifton <nickc@redhat.com>
16780 * doc/invoke.texi (IA-64 Options): Fix typo.
16782 2009-06-01 Ira Rosen <irar@il.ibm.com>
16784 PR tree-optimization/39129
16785 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
16787 (vect_do_peeling_for_loop_bound): Use
16788 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16789 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16790 (vect_loop_versioning): Likewise.
16791 (vect_create_cond_for_alias_checks): Fix indentation.
16792 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
16794 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
16795 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
16796 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
16797 "control flow in loop".
16798 (vect_estimate_min_profitable_iters): Use
16799 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
16800 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
16801 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
16802 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
16803 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
16804 statement belongs to a group of strided accesses with the exact code
16806 (vectorizable_load): Likewise.
16807 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
16808 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16810 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
16812 * config/freebsd-stdint.h: New file.
16813 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
16814 Add freebsd-stdint.h to tm_file.
16816 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
16818 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
16819 (thumb2_extendhidi2): Likewise.
16821 2009-05-31 Ian Lance Taylor <iant@google.com>
16823 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
16825 2009-05-31 Ian Lance Taylor <iant@google.com>
16827 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
16828 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
16829 (ipa-reference.o): Depend upon gt-ipa-reference.h.
16831 2009-05-31 Jason Merrill <jason@redhat.com>
16833 * tree-pretty-print.c (print_call_name): Take the callee, not the
16834 call itself. Make non-static. Use dump_function_name for functions.
16835 (dump_generic_node): Adjust.
16836 * diagnostic.h: Declare print_call_name.
16837 * gimple-pretty-print.c (dump_gimple_call): Use it.
16839 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16841 * config/sh/sh.md (ashldi3_std): New define_expand.
16844 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
16847 * config/sh/sh.c: Include debug.h.
16848 (sh_expand_epilogue): Emit a blockage insn before the frame
16849 pointer adjustment also when dwarf2out_do_frame returns true.
16851 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
16853 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
16854 (thumb2_extendqidi2): New pattern.
16856 2009-05-31 Ira Rosen <irar@il.ibm.com>
16858 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
16859 mark phis for renaming.
16860 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
16861 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
16862 Call mark_sym_for_renaming.
16863 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
16864 * tree-vect-loop.c (vect_transform_loop): Remove
16865 vect_memsyms_to_rename initialization and a call to
16866 mark_set_for_renaming.
16868 2009-05-31 Jakub Jelinek <jakub@redhat.com>
16870 PR middle-end/40304
16871 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
16872 frame related even if !set_cfa && style < 0.
16874 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
16876 * config/i386/mingw-tls.c: New file.
16877 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
16878 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
16879 defining _WIN32 but not __CYGWIN__.
16881 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16883 * configure.ac: Add MPC support.
16885 * config.in, configure: Regenerate.
16887 2009-05-29 Richard Henderson <rth@redhat.com>
16889 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
16890 NOTE_INSN_BASIC_BLOCK.
16891 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
16892 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
16893 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
16895 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
16897 (add_cfi): Disable check redefining cfa away from drap.
16898 (lookup_cfa_1): Add remember argument; handle remember/restore.
16899 (lookup_cfa): Pass remember argument.
16900 (cfa_remember): New.
16901 (compute_barrier_args_size_1): Remove sibcall check.
16902 (dwarf2out_frame_debug_def_cfa): New.
16903 (dwarf2out_frame_debug_adjust_cfa): New.
16904 (dwarf2out_frame_debug_cfa_offset): New.
16905 (dwarf2out_frame_debug_cfa_register): New.
16906 (dwarf2out_frame_debug_cfa_restore): New.
16907 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
16908 (dwarf2out_begin_epilogue): New.
16909 (dwarf2out_frame_debug_restore_state): New.
16910 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
16911 DW_CFA_restore_state.
16912 (output_cfi_directive): Likewise.
16913 (convert_cfa_to_fb_loc_list): Likewise.
16914 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
16915 * dwarf2out.h: Update.
16916 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
16917 (copy_insn_1): Early out for null.
16918 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
16919 and dwarf2out_frame_debug_restore_state.
16920 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
16921 (prologue_insn_hash, epilogue_insn_hash): New.
16922 (free_after_compilation): Adjust freeing accordingly.
16923 (record_insns): Create hash table if needed; push insns into
16924 hash instead of array.
16925 (maybe_copy_epilogue_insn): New.
16926 (contains): Search hash table instead of array.
16927 (sibcall_epilogue_contains): Remove.
16928 (thread_prologue_and_epilogue_insns): Split eh_return insns
16929 and mark them as epilogues.
16930 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
16931 scanning in terms of basic blocks.
16932 * insn-notes.def (CFA_RESTORE_STATE): New.
16933 * jump.c (returnjump_p_1): Accept EH_RETURN.
16934 (eh_returnjump_p_1, eh_returnjump_p): New.
16935 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
16936 CFA_REGISTER, CFA_RESTORE): New.
16937 * rtl.def (EH_RETURN): New.
16938 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
16940 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
16941 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
16943 * config/i386/i386.c (gen_push): Update cfa state.
16944 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
16945 add a CFA_ADJUST_CFA note.
16946 (ix86_dwarf_handle_frame_unspec): Remove.
16947 (ix86_expand_prologue): Update cfa state.
16948 (ix86_emit_restore_reg_using_pop): New.
16949 (ix86_emit_restore_regs_using_pop): New.
16950 (ix86_emit_leave): New.
16951 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
16952 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
16953 * config/i386/i386.h (struct machine_cfa_state): New.
16954 (ix86_cfa_state): New.
16955 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
16956 (eh_return_internal): Merge from eh_return_<mode>,
16957 use eh_return rtx, split w/ epilogue.
16959 2009-05-29 Ian Lance Taylor <iant@google.com>
16961 * builtins.c (validate_gimple_arglist): Don't use va_arg with
16963 * calls.c (emit_library_call_value_1): Likewise.
16965 * c-typeck.c (c_build_va_arg): New function.
16966 * c-tree.h (c_build_va_arg): Declare.
16967 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
16968 instead of build_va_arg.
16970 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
16972 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
16973 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
16974 (ptr_difference_cost): Use affine combinations to compute it.
16975 (difference_cost): Likewise.
16976 (get_computation_cost_at): Compute more accurate cost for addresses
16977 if the ratio is a multiplier allowed in addresses.
16978 For non-addresses, consider that an additional offset or symbol is
16981 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16983 * config/i386/i386.c (ix86_decompose_address): Avoid useless
16984 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
16986 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
16987 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
16988 (prefix_rex): For UNIT_MMX don't imply the prefix by default
16990 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
16991 to 1 for TYPE_SSE{IADD1,CVT1}.
16992 (prefix_vex_imm8): Removed.
16993 (length_vex): Only pass 1 as second argument to
16994 ix86_attr_length_vex_default if prefix_extra is 0.
16995 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
16996 (length): For prefix vex computation use length_immediate
16997 attribute instead of prefix_vex_imm8.
16998 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
16999 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17000 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17001 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17002 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17003 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17004 a space in between the operands.
17005 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17006 if one operand is 0xff and the other one si, di, bp or sp.
17007 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17008 other one si, di, bp or sp.
17009 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17010 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17011 type and mode attributes.
17012 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17013 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17014 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17015 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17016 prefix_data16 attribute iff MODE_DF.
17017 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17018 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17019 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17020 constm128_operand in length_immediate computation.
17021 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17022 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17023 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17024 length_immediate attribute to 1.
17025 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17026 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17027 for certain alternatives.
17028 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17029 prefix_data16 attribute if MODE_V1DF.
17030 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17031 length_immediate to 1.
17032 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17033 length_address to 4, set mode attribute to MODE_DI.
17034 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17035 (fxam<mode>2_i387): Set length attribute to 4.
17036 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17037 *prefetch_3dnow_rex): Override length_address attribute.
17038 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17040 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17041 (constm128_operand): Removed.
17042 * config/i386/i386.c (memory_address_length): For
17043 disp && !index && !base in 64-bit mode account for SIB byte if
17044 print_operand_address can't optimize disp32 into disp32(%rip)
17045 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17046 for fs: or gs: segment.
17047 (ix86_attr_length_immediate_default): When checking if shortform
17048 is possible, truncate immediate to the length of the non-shortened
17050 (ix86_attr_length_address_default): Ignore MEM_P operands
17052 (ix86_attr_length_vex_default): Only check for DImode on
17053 GENERAL_REG_P operands.
17054 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17055 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17056 (sse_cvttps2pi): Clear prefix_rep attribute.
17057 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17059 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17060 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17061 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17062 iff operand 2 is const_int_operand.
17063 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17064 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17065 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17067 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17069 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17070 prefix_data16 attribute for movlpd and movhpd instructions.
17071 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17072 length_immediate for shufpd instruction.
17073 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17074 (avx_cmpp<avxmodesuffixf2c><mode>3,
17075 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17076 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17077 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17078 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17079 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17080 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17081 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17082 prefix_data16 attribute for the first alternative to 1.
17083 (*avx_loadlps): Override length_immediate for the first alternative.
17084 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17085 attributes for second alternative.
17086 (*vec_concatv2sf_sse4_1): Override length_immediate and
17087 prefix_data16 attributes for second alternative.
17088 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17089 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17090 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17091 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17092 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17093 prefix_data16 and length_immediate to 1.
17094 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17096 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17097 prefix_extra attribute for variants that don't have 0f prefix alone.
17098 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17099 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17100 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17101 *sse4_1_pextrd): Set length_immediate to 1.
17102 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17103 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17105 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17106 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17107 length_immediate to 1 for second alternative.
17108 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17109 prefix_extra and length_immediate attributes for the first
17111 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17113 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17114 to 1 for the first and third alternative.
17115 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17117 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17119 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17121 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17122 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17123 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17124 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17125 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17126 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17127 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17128 ssse3_psign<mode>3): Override prefix_rex attribute.
17129 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17130 (ssse3_palignrti): Override length_immediate to 1.
17131 (ssse3_palignrdi): Override length_immediate to 1, override
17132 prefix_rex attribute.
17133 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17134 (sse4a_extrqi): Override length_immediate to 2.
17135 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17136 (sse4a_insertq): Override prefix_data16 to 0.
17137 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17138 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17139 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17140 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17141 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17142 and length_immediate to 1.
17143 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17144 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17145 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17146 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17147 and length_immediate to 1.
17148 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17149 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17150 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17151 avx_ptest256): Override prefix_extra to 1.
17152 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17153 Override prefix_data16 and length_immediate to 1.
17154 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17155 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17156 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17157 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17158 prefix_data16 to 0 and prefix_extra to 2.
17159 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17160 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17162 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17163 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17164 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17165 and prefix_extra to 2.
17166 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17167 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17168 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17169 avx_vpermilvar<mode>3,
17170 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17171 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17172 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17173 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17174 Override prefix_extra to 1.
17175 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17176 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17177 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17178 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17179 prefix_extra and length_immediate to 1.
17180 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17182 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17183 to 1 for the first alternative.
17184 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17185 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17187 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17188 *movv2sf_internal_avx, *movv2sf_internal): Override
17189 prefix_rep attribute for certain alternatives.
17190 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17191 attributes for certain alternatives.
17192 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17193 attributes for certain alternatives.
17194 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17195 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17196 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17197 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17198 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17199 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17200 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17201 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17202 length_immediate to 1 if operand 2 is const_int_operand.
17203 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17204 *vec_extractv2si_1): Set length_immediate attribute to 1.
17205 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17206 using old 3DNOW insn rather than SSE/3DNOW_A.
17207 (mmx_emms, mmx_femms): Clear modrm attribute.
17209 2009-05-29 Martin Jambor <mjambor@suse.cz>
17211 * tree-sra.c: New implementation of SRA.
17213 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17214 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17215 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17216 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17217 (SRA_MAX_STRUCTURE_COUNT): Removed.
17218 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17219 * doc/invoke.texi (sra-max-structure-size): Removed.
17220 (sra-field-structure-ratio): Removed.
17222 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17224 PR middle-end/40291
17225 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17228 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17230 PR rtl-optimization/40101
17231 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17232 seqno. Adjust comment.
17233 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17234 inserting bookkeeping before a jump, the jump is not scheduled.
17235 When no positive seqno found, provide a value. Add comment.
17237 2009-05-29 Richard Guenther <rguenther@suse.de>
17239 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17240 short-cutting on the first component.
17242 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17244 PR middle-end/39958
17245 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17246 for trees other than decls/types.
17248 2009-05-29 Richard Guenther <rguenther@suse.de>
17250 * tree-ssa-operands.c (get_expr_operands): Do not handle
17251 INDIRECT_REFs in the handled-component case. Remove
17252 unused get_ref_base_and_extent case.
17253 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17254 tree_low_cst and host_integerp where possible.
17255 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17256 codes for equivalence.
17257 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17259 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17261 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17262 to tmake_file for i[34567]86-*-cygwin*.
17264 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17267 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17268 (altivec_categorize_keyword, init_vector_keywords,
17269 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17272 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17274 * tree.c (handle_dll_attribute): Check if node is
17275 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17277 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17279 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17281 (thumb2_zero_extendqidi2): Likewise.
17283 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17285 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17286 instead of gen_movrt.
17287 * config/sh/sh.md (movrt): Remove.
17289 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17291 * doc/invoke.texi (IA-64 Options):
17292 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17293 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17294 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17295 -msched-prefer-non-control-spec-insns,
17296 -msched-stop-bits-after-every-cycle,
17297 -msched-count-spec-in-critical-path,
17298 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17299 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17300 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17301 and -msched-spec-verbose.
17303 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17305 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17306 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17308 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17310 2009-05-28 Richard Guenther <rguenther@suse.de>
17312 * tree-ssa-alias.c (ao_ref_init): New function.
17313 (ao_ref_base): Likewise.
17314 (ao_ref_base_alias_set): Likewise.
17315 (ao_ref_alias_set): Likewise.
17316 (refs_may_alias_p_1): Change signature.
17317 (refs_may_alias_p): Adjust.
17318 (refs_anti_dependent_p): Likewise.
17319 (refs_output_dependent_p): Likewise.
17320 (call_may_clobber_ref_p_1): Change signature.
17321 (call_may_clobber_ref_p): Adjust.
17322 (stmt_may_clobber_ref_p_1): New function split out from ...
17323 (stmt_may_clobber_ref_p): ... here.
17324 (maybe_skip_until): Adjust signature.
17325 (get_continuation_for_phi): Likewise.
17326 (walk_non_aliased_vuses): Likewise.
17327 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17328 (ao_ref_init): Declare.
17329 (ao_ref_base): Likewise.
17330 (ao_ref_alias_set): Likewise.
17331 (stmt_may_clobber_ref_p_1): Likewise.
17332 (walk_non_aliased_vuses): Adjust.
17333 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17334 (get_ref_from_reference_ops): remove.
17335 (vn_reference_lookup_2): Adjust signature.
17336 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17337 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17338 (vn_reference_lookup): Adjust.
17339 (vn_reference_insert): Likewise.
17340 (vn_reference_insert_pieces): Adjust signature.
17341 (visit_reference_op_call): Adjust.
17342 * tree-ssa-pre.c (get_expr_type): Simplify.
17343 (phi_translate_1): Adjust.
17344 (compute_avail): Likewise.
17345 (translate_vuse_through_block): Do not re-build trees.
17346 (value_dies_in_block_x): Likewise.
17347 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17349 (vn_reference_lookup_pieces): Adjust declaration.
17350 (vn_reference_insert_pieces): Likewise.
17352 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17354 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17355 with checking disabled.
17357 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17361 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17362 macro definition for support of three-operand format aligned
17363 .comm directive in assembler on cygwin/pe/mingw target OS.
17364 * configure: Regenerate.
17365 * config.h: Regenerate.
17367 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17368 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17369 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17371 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17372 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17374 2009-05-28 Ira Rosen <irar@il.ibm.com>
17376 PR tree-optimization/40254
17377 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17378 in analysis of basic blocks.
17380 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17382 PR middle-end/33699
17383 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17384 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17385 (TARGET_INITIALIZER): Use it.
17386 * cse.c (CHEAPER): Move it up to the other macros.
17387 (insert): Rename this ...
17388 (insert_with_costs): ... to this. Add cost parameters. Update
17390 (insert): New function. Call insert_with_costs.
17391 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17392 find_reg_offset_for_const, try_const_anchors): New functions.
17393 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17394 when using a const-anchor. Call insert_const_anchors.
17395 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17396 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17398 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17400 * tree-inline.c (remap_decls): Enable nonlocalized variables
17401 when not optimizing.
17403 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17405 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17406 Simplify other tests involving optimize.
17408 2009-05-27 Tom Tromey <tromey@redhat.com>
17410 * unwind-dw2.c (_Unwind_DebugHook): New function.
17411 (uw_install_context): Call _Unwind_DebugHook.
17413 2009-05-27 Tom Tromey <tromey@redhat.com>
17415 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17417 2009-05-27 Ian Lance Taylor <iant@google.com>
17419 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17420 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17421 (ALL_LINKERFLAGS): Define.
17422 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17423 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17424 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17425 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17426 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17427 $(LINKER_FOR_BUILD).
17428 (build/gcov-iov$(build_exeext)): Likewise.
17430 2009-05-27 Julian Brown <julian@codesourcery.com>
17432 * gcse.c (target.h): Include.
17433 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17434 copy of argument to a pseudo register.
17436 2009-05-27 Diego Novillo <dnovillo@google.com>
17438 * tree-ssa-live.c (dump_scope_block): Document arguments.
17439 (dump_scope_blocks): Document.
17440 (debug_scope_blocks): New.
17441 * tree-flow.h (debug_scope_blocks): Declare.
17443 2009-05-21 Denis Chertykov <denisc@overta.ru>
17445 * doc/contrib.texi (Contributors): Add myself to the list.
17447 2009-05-27 Olivier Hainque <hainque@adacore.com>
17449 * expr.c (target_align): New function. Alignment the TARGET of an
17450 assignment may be assume to have.
17451 (highest_pow2_factor_for_target): Use it instead of relying on
17452 immediate tree attributes of TARGET, not necessarily honored when
17453 intermediate bitfields are involved.
17455 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17458 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17459 AVX, SSE4, AES, PCLMUL and POPCNT.
17461 2009-05-27 Diego Novillo <dnovillo@google.com>
17463 * tree-pretty-print.c (dump_location): New.
17464 (dump_generic_node): Call it.
17465 Factor code to handle BLOCK nodes ...
17466 (dump_block_node): ... here.
17468 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17470 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17472 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17474 * gcc-plugin.h: Include config.h and system.h.
17475 (IN_GCC): Define if not defined.
17477 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17479 PR middle-end/40249
17480 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17483 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17485 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17487 * config/m32r/m32r.h: Ditto.
17488 * config/m32r/m32r.md: Ditto.
17489 * config/m32r/predicates.md: Ditto.
17491 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17493 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17495 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17498 (Loading plugins): typo.
17499 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17500 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17501 (Interacting with the GCC Garbage Collector): Added new section.
17502 (Giving information about a plugin): Added new section for
17504 * ggc.h (ggc_register_root_tab): Added declaration.
17505 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17506 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17507 (register_callback): Improved comment in declaration.
17508 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17509 (extra_root_vec) Added static variable for dynamic roots registration.
17510 (ggc_register_root_tab) Added new routine.
17511 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17512 PLUGIN_GGC_MARKING event.
17513 * ggc-zone.c: Include plugin.h.
17514 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17515 * ggc-page.c: Include plugin.h.
17516 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17517 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17518 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17519 (register_callback): check lack of callbacks for
17520 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17521 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17522 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17523 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17524 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17525 dependency on plugin.h.
17526 (plugin.o): Added dependency on ggc.h...
17528 2009-05-26 Richard Guenther <rguenther@suse.de>
17530 PR middle-end/40248
17532 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17533 with mismatched comparison modes.
17535 * expr.c (expand_expr_real_1): Expand the operand of a
17536 VIEW_CONVERT_EXPR in its natural mode.
17538 2009-05-26 Ian Lance Taylor <iant@google.com>
17540 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17541 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17542 (ALL_COMPILERFLAGS): Define.
17543 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17544 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17545 (collect2$(exeext), collect2.o): Likewise.
17546 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17547 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17548 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17549 (libbackend.o, intl.o, cppdefault.o): Likewise.
17550 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17551 (build/%.o): Use $(COMPILER_FOR_BUILD).
17552 (build/gen%$(build_exeext)): Likewise.
17553 (build/gcov-iov$(build_exeext)): LIkewise.
17554 * config/t-darwin (darwin.o): Use $(COMPILER).
17555 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17556 * config/t-sol2 (sol2-c.o): Likewise.
17557 (sol2.o): Likewise.
17558 * config/t-vxworks (vxworks.o): Likewise.
17559 * config/x-darwin (host-darwin.o): Likewise.
17560 * config/x-hpux (host-hpux.o): Likewise.
17561 * config/x-linux (host-linux.o): Likewise.
17562 * config/x-solaris (host-solaris.o): Likewise.
17563 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17564 * config/arm/t-arm (arm-c.o): Likewise.
17565 * config/arm/t-pe (pe.o): Likewise.
17566 * config/arm/t-wince-pe (pe.o): Likewise.
17567 * config/i386/t-cygming (winnt.o): Likewise.
17568 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17569 * config/i386/t-cygwin (cygwin1.o): Likewise.
17570 (cygwin2.o): Likewise.
17571 * config/i386/t-i386 (i386-c.o): Likewise.
17572 * config/i386/t-interix (winnt.o): Likewise.
17573 * config/i386/t-netware (netware.o): Likewise.
17574 * config/i386/t-nwld (nwld.o): Likewise.
17575 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17576 * config/i386/x-i386 (driver-i386.o): Likewise.
17577 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17578 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17579 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17580 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17581 * config/mips/x-native (driver-native.o): Likewise.
17582 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17583 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17584 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17585 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17586 * config/score/t-score-elf (score7.o): Likewise.
17587 (score3.o): Likewise.
17588 * config/sh/t-sh (sh-c.o): Likewise.
17589 * config/sh/t-symbian (sh-c.o): Likewise.
17590 (symbian.o): Likewise.
17591 * config/spu/t-spu-elf (spu-c.o): Likewise.
17592 * config/v850/t-v850 (v850-c.o): Likewise.
17593 * config/v850/t-v850e (v850-c.o): Likewise.
17595 2009-05-26 Richard Guenther <rguenther@suse.de>
17597 PR tree-optimization/40122
17598 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17599 VECTOR_CSTs if possible.
17600 (fold_gimple_assign): Likewise.
17602 2009-05-26 Richard Guenther <rguenther@suse.de>
17604 PR middle-end/40252
17605 * fold-const.c (fold_binary): Use the correct types for building
17608 2009-05-26 Richard Guenther <rguenther@suse.de>
17610 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17611 redundant calls to merge_alias_info.
17612 (bump_vector_ptr): Likewise.
17613 * tree-ssa-copy.c (merge_alias_info): Remove.
17614 (replace_exp_1): Remove call to merge_alias_info.
17615 (propagate_tree_value): Likewise.
17616 (fini_copy_prop): Propagate points-to info.
17617 * tree-flow.h (merge_alias_info): Remove.
17619 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17621 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17623 2009-05-25 Jan Hubicka <jh@suse.cz>
17625 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17626 * cgraph.h (struct inline_summary): New filed self_wize,
17627 size_inlining_benefit, self_time and time_inlining_benefit.
17628 (struct cgraph_global_info): Replace insns by time ans size fields.
17629 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17630 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17631 (ipcp_update_callgraph): Do not touch function bodies.
17632 * ipa-inline.c: Include except.h
17633 (MAX_TIME): New constant.
17634 (overall_insns): Remove.
17635 (leaf_node_p): New.
17636 (overall_size, max_benefit): New static variables.
17637 (cgraph_estimate_time_after_inlining): New function.
17638 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17639 (cgraph_clone_inlined_nodes): Update size.
17640 (cgraph_mark_inline_edge): Update size.
17641 (cgraph_estimate_growth): Use size info.
17642 (cgraph_check_inline_limits): Check size.
17643 (cgraph_default_inline_p): Likewise.
17644 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17645 (cgraph_decide_recursive_inlining): Check size.
17646 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17648 (cgraph_decide_inlining): Likewise.
17649 (cgraph_decide_inlining_incrementally): Likewise; honor
17650 PARAM_EARLY_INLINING_INSNS.
17651 (likely_eliminated_by_inlining_p): New predicate.
17652 (estimate_function_body_sizes): New function.
17653 (compute_inline_parameters): Use it.
17654 * except.c (must_not_throw_labels): New function.
17655 * except.h (must_not_throw_labels): Declare.
17656 * tree-inline.c (init_inline_once): Kill inlining_weigths
17657 * tree-ssa-structalias.c: Avoid uninitialized warning.
17658 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17659 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17660 (PARAM_INLINE_CALL_COST): Remove.
17661 (PARAM_EARLY_INLINING_INSNS): New.
17663 2009-05-25 Richard Guenther <rguenther@suse.de>
17665 PR tree-optimization/36327
17666 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17667 callback for reference translation or lookup at the point of may-defs.
17668 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17669 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17670 for union COMPONENT_REFs.
17671 (vn_reference_lookup_3): New callback. Lookup from memset
17672 and CONSTRUCTOR assignment, translate through struct copies.
17673 (vn_reference_lookup_pieces): Make sure to not free the
17674 passed operands array. Adjust walk_non_aliased_vuses call.
17675 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17676 make sure we do not leak memory.
17678 2009-05-25 Richard Guenther <rguenther@suse.de>
17680 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17681 * tree-inline.c (expand_call_inline): Reset the escaped and
17682 callused solutions.
17683 * tree-ssa-structalias.c (pass_build_ealias): New.
17684 * tree-pass.h (pass_build_ealias): Declare.
17685 * passes.c (init_optimization_passes): Add PTA during
17686 early optimizations.
17687 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17688 and CALLUSED solutions.
17689 (dump_points_to_solution): New function, split out from ...
17690 (dump_points_to_info_for): ... here.
17691 * tree-parloops.c (parallelize_loops): Reset the escaped and
17692 callused solutions.
17694 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17697 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17698 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17700 2009-05-25 Ira Rosen <irar@il.ibm.com>
17702 PR tree-optimization/40238
17703 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17704 statements after basic block's labels.
17705 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17706 to free the allocated memory.
17708 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17710 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17711 return address with a USE.
17713 2009-05-24 Richard Guenther <rguenther@suse.de>
17715 PR middle-end/40233
17716 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17717 array type from the main variant of the inner type.
17719 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17721 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17722 definition to bool (from int) to un-break build.
17723 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17725 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17727 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17728 discard_stmt_changes): Delete.
17729 * tree-ssa-operands.c (scb_stack): Delete.
17730 (init_ssa_operands): Do not initialize it.
17731 (fini_ssa_operands): Do not free it.
17732 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17734 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17735 update_stmt, remove the others. Fix comments.
17736 * tree-dfa.c (optimize_stack_restore): Likewise.
17737 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17738 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17739 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17740 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17742 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17743 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
17744 (dom_opt_finalize_block): Likewise, adjusting access to
17746 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
17747 (stmts_to_rescan): Change item type to gimple.
17748 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
17750 2009-05-24 Ira Rosen <irar@il.ibm.com>
17752 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
17753 * tree-pass.h (pass_slp_vectorize): New pass.
17754 * params.h (SLP_MAX_INSNS_IN_BB): Define.
17755 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
17756 * tree-vectorizer.c (timevar.h): Include.
17757 (user_vect_verbosity_level): Declare.
17758 (vect_location): Fix comment.
17759 (vect_set_verbosity_level): Update user_vect_verbosity_level
17760 instead of vect_verbosity_level.
17761 (vect_set_dump_settings): Add an argument. Ignore user defined
17762 verbosity if dump flags require higher level of verbosity. Print to
17763 stderr only for loop vectorization.
17764 (vectorize_loops): Update call to vect_set_dump_settings.
17765 (execute_vect_slp): New function.
17766 (gate_vect_slp): Likewise.
17767 (struct gimple_opt_pass pass_slp_vectorize): New.
17768 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
17769 access its members.
17770 (vec_info_for_bb): New function.
17771 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
17772 (VECTORIZATION_ENABLED): New macro.
17773 (SLP_ENABLED, SLP_DISABLED): Likewise.
17774 (vect_is_simple_use): Add bb_vec_info argument.
17775 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
17776 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
17777 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
17778 vect_schedule_slp, vect_analyze_slp): Likewise.
17779 (vect_analyze_stmt): Add slp_tree argument.
17780 (find_bb_location): Declare.
17781 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17782 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
17783 (vect_analyze_loop_operations, vect_analyze_loop,
17784 get_initial_def_for_induction, vect_create_epilog_for_reduction,
17785 vect_finalize_reduction, vectorizable_reduction,
17786 vectorizable_live_operation, vect_transform_loop): Likewise.
17787 * tree-data-ref.c (dr_analyze_innermost): Update comment,
17788 skip evolution analysis if analyzing a basic block.
17789 (dr_analyze_indices): Likewise.
17790 (initialize_data_dependence_relation): Skip the test whether the
17791 object is invariant for basic blocks.
17792 (compute_all_dependences): Skip dependence analysis for data
17793 references in basic blocks.
17794 (find_data_references_in_stmt): Don't fail in case of invariant
17795 access in basic block.
17796 (find_data_references_in_bb): New function.
17797 (find_data_references_in_loop): Move code to
17798 find_data_references_in_bb and add a call to it.
17799 (compute_data_dependences_for_bb): New function.
17800 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
17801 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
17803 (vect_analyze_data_ref_dependence): Check for interleaving in case of
17804 unknown dependence in basic block and fail in case of dependence in
17806 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
17807 dependence instances from either loop or basic block vectorization
17809 (vect_compute_data_ref_alignment): Check if it is loop vectorization
17810 before calling nested_in_vect_loop_p.
17811 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
17812 dependence instances from either loop or basic block vectorization
17814 (vect_verify_datarefs_alignment): Likewise.
17815 (vect_enhance_data_refs_alignment): Adjust function calls.
17816 (vect_analyze_data_refs_alignment): Likewise.
17817 (vect_analyze_group_access): Fix printing. Skip different checks if
17818 DR_STEP is 0. Keep strided stores either in loop or basic block
17819 vectorization data structure. Fix indentation.
17820 (vect_analyze_data_ref_access): Fix comments, allow zero step in
17822 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
17823 dependence instances from either loop or basic block vectorization
17825 (vect_analyze_data_refs): Update comment. Call
17826 compute_data_dependences_for_bb to analyze basic blocks.
17827 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
17828 case of loop vectorization. In case of basic block vectorization use
17829 data-ref itself as a base.
17830 (vect_create_data_ref_ptr): In case of basic block vectorization:
17831 don't advance the pointer, add new statements before the current
17832 statement. Adjust function calls.
17833 (vect_supportable_dr_alignment): Support only aligned accesses in
17834 basic block vectorization.
17835 * common.opt (ftree-slp-vectorize): New flag.
17836 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
17837 (vect_pattern_recog_1): Likewise.
17838 * tree-vect-stmts.c (process_use): Likewise.
17839 (vect_init_vector): Add new statements in the beginning of the basic
17840 block in case of basic block SLP.
17841 (vect_get_vec_def_for_operand): Adjust function calls.
17842 (vect_finish_stmt_generation): Likewise.
17843 (vectorizable_call): Add assert that it is loop vectorization, adjust
17845 (vectorizable_conversion, vectorizable_assignment): Likewise.
17846 (vectorizable_operation): In case of basic block SLP, take
17847 vectorization factor from statement's type and skip the relevance
17848 check. Adjust function calls.
17849 (vectorizable_type_demotion): Add assert that it is loop
17850 vectorization, adjust function calls.
17851 (vectorizable_type_promotion): Likewise.
17852 (vectorizable_store): Check for outer loop only in case of loop
17853 vectorization. Adjust function calls. For basic blocks, skip the
17854 relevance check and don't advance pointers.
17855 (vectorizable_load): Likewise.
17856 (vectorizable_condition): Add assert that it is loop vectorization,
17857 adjust function calls.
17858 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
17859 that it is not reduction, get vector type, call only supported
17860 functions, skip loop specific parts.
17861 (vect_transform_stmt): Check for outer loop only in case of loop
17863 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
17864 (vect_is_simple_use): Fix comment, add new argument, fix conditions
17865 for external definition.
17866 * passes.c (pass_slp_vectorize): New pass.
17867 * tree-vect-slp.c (find_bb_location): New function.
17868 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
17869 check for patterns only in loops.
17870 (vect_build_slp_tree): Add argument, adjust function calls, fail in
17871 case of multiple types in basic block SLP.
17872 (vect_mark_slp_stmts_relevant): New function.
17873 (vect_supported_load_permutation_p): Fix comment.
17874 (vect_analyze_slp_instance): Add argument. In case of basic block
17875 SLP, take vectorization factor from statement's type, check that
17876 unrolling factor is 1. Adjust function call. Save SLP instance in
17877 either loop or basic block vectorization structure. Return FALSE,
17879 (vect_analyze_slp): Add argument. Get strided stores groups from
17880 either loop or basic block vectorization structure. Return FALSE
17881 if basic block SLP failed.
17882 (new_bb_vec_info): New function.
17883 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
17884 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
17885 (vect_schedule_slp): Add argument. Get SLP instances from either
17886 loop or basic block vectorization structure. Set vectorization factor
17887 to be 1 for basic block SLP.
17888 (vect_slp_transform_bb): New function.
17889 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
17891 2009-05-23 Mark Mitchell <mark@codesourcery.com>
17893 * final.c (shorten_branches): Do not align labels for jump tables.
17894 (final_scan_insn): Use JUMP_TABLE_DATA_P.
17896 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
17898 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
17899 Remove outdated reference to flow.c and fix nits.
17900 * doc/gccint.texi: Tweak RTL description.
17901 * doc/rtl.texi: Likewise.
17903 2009-05-23 Denis Chertykov <chertykov@gmail.com>
17905 * config/avr/avr.c: Change my email address.
17906 * config/avr/avr.h: Likewise.
17907 * config/avr/avr.md: Likewise.
17908 * config/avr/avr-protos.h: Likewise.
17909 * config/avr/libgcc.S: Likewise.
17911 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
17913 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
17914 (spu_split_load, spu_split_store): Change return type to int.
17915 (spu_split_convert): Declare.
17916 * config/spu/predicates.md (spu_mem_operand): Remove.
17917 (spu_mov_operand): Update.
17918 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
17919 * config/spu/spu.c (regno_aligned_for_load): Remove.
17920 (reg_aligned_for_addr, spu_expand_load): Define.
17921 (spu_expand_extv): Reimplement and handle MEM.
17922 (spu_expand_insv): Handle MEM.
17923 (spu_sched_reorder): Handle insn's with length 0.
17924 (spu_legitimate_address_p): Reimplement.
17925 (store_with_one_insn_p): Return TRUE for any mode with size
17926 larger than 16 bytes.
17927 (address_needs_split): Define.
17928 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
17930 (spu_convert_move): Define.
17931 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
17932 (spu_split_store): Change all MEM's to TImode.
17933 (spu_init_expanders): Preallocate registers that correspond to
17934 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
17936 (spu_split_convert): Define.
17937 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
17938 (_move<mode>, _movdi, _movti): Update predicate and condition.
17939 (load, store): Change to define_split.
17940 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
17942 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
17943 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
17944 define_insn_and_split of lshr<mode>3.
17945 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
17946 (<v>ashr<mode>3_imm): Define.
17947 (extv, extzv, insv): Allow MEM operands.
17948 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
17949 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
17950 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
17951 (_spu_convert2): Change to define_insn_and_split and remove the
17952 corresponding define_peephole2.
17953 (stack_protect_set, stack_protect_test, stack_protect_test_si):
17954 Change predicates to memory_operand.
17956 2009-05-22 Mark Mitchell <mark@codesourcery.com>
17958 * config/arm/thumb2.md: Add 16-bit multiply instructions.
17960 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
17962 PR tree-optimization/40219
17963 * tree.c (iterative_hash_expr): Make sure the builtin function is
17964 a normal builtin function and not a front end or back end builtin
17965 before indexing into the built_in_decls array.
17967 2009-05-22 Richard Guenther <rguenther@suse.de>
17969 PR middle-end/38964
17970 * alias.c (write_dependence_p): Do not use TBAA for answering
17971 anti-dependence or output-dependence.
17972 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
17973 (emit_pointer_definition): Remove.
17974 (emit_alias_warning): Likewise.
17975 (find_what_var_points_to): Remove TBAA pruning code.
17976 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
17978 (compute_points_to_sets): Remove code computing the set of
17979 dereferenced pointers.
17980 * tree-data-ref.c (dr_may_alias_p): Properly use the split
17981 oracle for querying anti and output dependencies.
17982 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
17983 if TBAA may be applied.
17984 (refs_anti_dependent_p): New function.
17985 (refs_output_dependent_p): Likewise.
17986 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
17987 (refs_output_dependent_p): Likewise.
17988 * doc/tree-ssa.texi (Memory model): New section.
17989 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
17990 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
17991 * cfgexpand.c (expand_gimple_basic_block): Do not handle
17992 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
17993 * expr.c (expand_expr_real_1): Likewise.
17994 * gimple-low.c (lower_stmt): Likewise.
17995 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
17996 (dump_gimple_cdt): Remove.
17997 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
17998 (gimple_size): Likewise.
17999 (walk_gimple_op): Likewise.
18000 (is_gimple_stmt): Likewise.
18001 (walk_stmt_load_store_addr_ops): Likewise.
18002 (gimple_build_cdt): Remove.
18003 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18004 * gimple.h (gimple_cdt_new_type): Remove.
18005 (gimple_cdt_new_type_ptr): Likewise.
18006 (gimple_cdt_set_new_type): Likewise.
18007 (gimple_cdt_location): Likewise.
18008 (gimple_cdt_location_ptr): Likewise.
18009 (gimple_cdt_set_location): Likewise.
18010 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18011 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18012 GIMPLE_CHANGE_DYNAMIC_TYPE.
18013 (verify_types_in_gimple_stmt): Likewise.
18014 * tree-inline.c (estimate_num_insns): Likewise.
18015 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18016 (copy_decl_to_var): Likewise.
18017 (copy_result_decl_to_var): Likewise.
18018 * tree-pretty-print.c (dump_generic_node): Do not handle
18019 CHANGE_DYNAMIC_TYPE_EXPR.
18020 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18021 * tree-ssa-operands.c (get_expr_operands): Likewise.
18022 * tree-ssa-structalias.c (struct variable_info): Remove
18023 no_tbaa_pruning member.
18024 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18025 (unify_nodes): Do not copy it.
18026 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18027 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18028 (set_uids_in_ptset): Do not check it.
18029 (find_what_var_points_to): Likewise.
18030 (compute_tbaa_pruning): Remove.
18031 (compute_points_to_sets): Do not call it.
18032 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18033 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18034 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18035 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18036 (DECL_NO_TBAA_P): Likewise.
18037 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18038 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18039 (expand_omp_atomic_pipeline): Do not set it.
18040 * print-tree.c (print_node): Do not dump it.
18041 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18044 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18047 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18050 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18052 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18055 2009-05-22 Ben Elliston <bje@au.ibm.com>
18057 * Makefile.in (bversion.h, s-bversion): New targets.
18058 (TOPLEV_H): Add bversion.h.
18059 * toplev.h: Include "bversion.h".
18060 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18061 the __format__ attribute only if compiling with the same version
18062 of GCC as the sources (the "build version").
18064 2009-05-22 Ben Elliston <bje@au.ibm.com>
18066 * c-format.c (handle_format_attribute): Fix comment typo.
18068 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18071 * config/ia64/ia64.opt (mfused-madd): New.
18072 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18073 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18074 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18075 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18076 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18077 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18078 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18079 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18080 instruction if !TARGET_FUSED_MADD.
18081 (fpma, fpms): Remove colon from name.
18083 2009-05-22 Richard Guenther <rguenther@suse.de>
18085 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18086 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18087 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18089 (create_expression_by_pieces): Only convert if necessary.
18090 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18091 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18093 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18095 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18096 regular pattern from a template and rename it ...
18097 (*extzv_truncsi_exts): ... to this.
18099 2009-05-21 Richard Guenther <rguenther@suse.de>
18101 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18102 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18103 (cgraph_default_inline_p): Likewise.
18104 (cgraph_decide_inlining_incrementally): Likewise.
18106 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18107 Uros Bizjak <ubizjak@gmail.com>
18109 * config/i386/cpuid.h (bit_MOVBE): New.
18111 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18113 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18114 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18115 (ix86_handle_option): Handle OPT_mmovbe.
18116 (ix86_target_string): Add -mmovbe.
18117 (pta_flags): Add PTA_MOVBE.
18118 (processor_alias_table): Add PTA_MOVBE to "atom".
18119 (override_options): Handle PTA_MOVBE.
18121 * config/i386/i386.h (TARGET_MOVBE): New.
18123 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18124 (*bswapsi_movbe): New.
18125 (*bswapdi_movbe): Likewise.
18126 (bswapdi2): Renamed to ...
18127 (*bswapdi_1): This.
18128 (bswapdi2): New expander.
18130 * config/i386/i386.opt (mmovbe): New.
18132 * doc/invoke.texi: Document -mmovbe.
18134 2009-05-21 Taras Glek <tglek@mozilla.com>
18136 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18137 * gcc-plugin.h (plugin_init): Updated signature.
18138 * gcc-plugin.h (plugin_name_args): Moved to this header.
18139 * doc/plugins.texi (plugin_init): Updated documention to reflect
18141 * doc/plugins.texi (plugin_name_args): Added to documention.
18143 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18145 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18146 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18148 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18150 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18151 JUMP_TABLE_DATA_P predicates where applicable.
18152 * config/i386/predicates.md: Ditto.
18153 * config/i386/sse.md: Ditto.
18155 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18157 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18158 operand2 -128 override length_immediate attribute to 1.
18159 * config/i386/predicates.md (constm128_operand): New predicate.
18161 * config/i386/i386.c (memory_address_length): Handle %r12
18162 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18164 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18165 mode look through optional ZERO_EXTEND and SUBREG.
18166 * config/i386/i386.md (R12_REG): New define_constant.
18167 (prefix_data16): For sse unit set also for MODE_TI insns.
18168 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18169 insns set if operand 1 is ext_QIreg_operand.
18170 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18171 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18173 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18174 mode from MODE_DI to MODE_SI.
18175 (movdi_1_rex64): Override modrm and length_immediate attributes
18176 only for movabs (TYPE_IMOV, alternative 2).
18177 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18178 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18179 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18180 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18181 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18182 prefix_rex attribute if DImode.
18183 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18184 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18185 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18186 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18187 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18188 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18189 Likewise. For TYPE_IMOV clear length_immediate attribute.
18190 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18191 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18192 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18193 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18194 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18195 or one operand TYPE_ISHIFT.
18196 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18197 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18198 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18199 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18200 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18201 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18202 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18203 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18204 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18205 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18206 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18207 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18208 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18209 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18210 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18211 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18212 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18213 set mode attribute, don't override length attribute.
18214 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18216 (return_internal_long): Set length attribute to 2 instead of 1.
18217 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18218 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18219 prefix_rex attribute.
18220 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18222 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18224 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18226 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18228 2009-05-20 Ian Lance Taylor <iant@google.com>
18230 * tree.c (build_tree_list_vec_stat): New function.
18231 (ctor_to_vec): New function.
18232 (build_nt_call_vec): New function.
18233 (build_call_array): Change args to be a const pointer.
18234 (build_call_vec): New function.
18235 * tree.h (build_nt_call_vec): Declare.
18236 (build_tree_list_vec_stat): Declare.
18237 (build_tree_list_vec): Define.
18238 (build_call_array): Update declaration.
18239 (build_call_vec): Declare.
18240 (ctor_to_vec): Declare.
18241 * c-common.c (tree_vector_cache): New static variable.
18242 (make_tree_vector): New function.
18243 (release_tree_vector): New function.
18244 (make_tree_vector_single): New function.
18245 (make_tree_vector_copy): New function.
18246 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18247 (make_tree_vector_single, make_tree_vector_copy): Declare.
18248 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18249 (c_parser_expr_list): Don't manage cache here, instead call
18251 (c_parser_release_expr_list): Remove static function.
18252 (c_parser_vec_to_tree_list): Remove static function.
18253 (c_parser_attributes): Call build_tree_list_vec instead of
18254 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18255 c_parser_release_expr_list.
18256 (c_parser_postfix_expression_after_primary): Likewise.
18257 (c_parser_objc_keywordexpr): Likewise.
18259 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18261 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18262 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18263 TARGET_CONVERT_TO_TYPE.
18264 * hooks.c (hook_tree_const_tree_null): Define.
18265 * hooks.h (hook_tree_const_tree_null): Declare.
18266 * target.h (struct gcc_target): Add invalid_parameter_type,
18267 invalid_return_type, promoted_type, and convert_to_type fields.
18268 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18269 (TARGET_INVALID_RETURN_TYPE): Define.
18270 (TARGET_PROMOTED_TYPE): Define.
18271 (TARGET_CONVERT_TO_TYPE): Define.
18272 (TARGET_INITIALIZER): Update for new fields.
18273 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18274 (grokparms): Check targetm.invalid_parameter_type.
18275 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18276 * c-convert.c (convert): Check targetm.convert_to_type.
18278 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18280 * config/mips/mips.md (*extenddi_truncate<mode>,
18281 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18283 (*extendhi_truncateqi): New define_insn_and_sptit.
18285 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18287 PR middle-end/40204
18288 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18289 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18291 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18293 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18294 the operand of VIEW_CONVERT_EXPR.
18296 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18298 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18299 extended family and model for Intel processors. Support Intel Atom.
18301 2009-05-20 Olivier Hainque <hainque@adacore.com>
18303 * gstab.h (stab_code_type): Define, to be used instead of the
18304 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18306 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18307 occurrences by stab_code_type.
18308 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18310 2009-05-20 Martin Jambor <mjambor@suse.cz>
18312 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18313 (sra_insert_before): Likewise.
18314 (sra_insert_after): Likewise.
18315 (sra_init_cache): Likewise.
18316 (sra_type_can_be_decomposed_p): Likewise.
18317 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18318 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18319 (sra_insert_before): Likewise.
18320 (sra_insert_after): Likewise.
18321 (sra_init_cache): Likewise.
18322 (insert_edge_copies_seq): Made static and moved upwards.
18324 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18327 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18329 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18330 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18333 2009-05-20 Richard Guenther <rguenther@suse.de>
18335 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18336 with mismatched comparison modes.
18338 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18340 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18341 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18342 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18343 with shifts for Thumb2.
18344 (orsi_notsi): New for orn.
18345 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18346 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18347 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18348 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18349 Don't invert remainder for IOR.
18351 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18353 PR tree-optimization/40087
18354 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18355 number_of_iterations_ne): Rename never_infinite argument.
18356 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18357 number_of_iterations_le): Handle pointer-type ivs when
18358 exit_must_be_taken is false.
18359 (number_of_iterations_cond): Do not always assume that
18360 exit_must_be_taken if the control variable is a pointer.
18362 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18364 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18365 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18367 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18369 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18370 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18372 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18375 * c.opt (Wlogical-op): Disabled by default.
18376 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18378 * doc/invoke.texi (Wlogical-op): Likewise.
18380 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18382 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18384 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18385 Propagate the type of the first operand.
18386 <ASSERT_EXPR>: Simplify.
18387 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18388 Rewrite using the RHS code as discriminant.
18389 <NOP_EXPR>: Turn into CASE_CONVERT.
18390 <PLUS_EXPR>: Propagate the type of the first operand.
18392 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18394 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18395 (ia64_dconst_0_375): New.
18396 * config/ia64/ia64.c (ia64_override_options): Remove
18397 -minline-sqrt-min-latency warning.
18398 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18399 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18400 * config/ia64/ia64.md (*sqrt_approx): Remove.
18401 (sqrtsf2): Remove #if 0.
18402 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18403 (sqrtdf): Remove assert.
18404 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18405 (sqrtxf2): Remove #if 0.
18406 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18407 * div.md (sqrt_approx_rf): New.
18408 (sqrtsf2_internal_thr): New implementation.
18409 (sqrtsf2_internal_lat): New.
18410 (sqrtdf2_internal_thr: New implementation.
18411 (sqrtxf2_internal): New implementation.
18413 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18414 Hans-Peter Nilsson <hp@axis.com>
18416 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18417 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18418 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18419 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18420 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18421 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18422 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18423 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18424 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18425 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18426 * c-common.c: ...from here.
18428 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18430 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18432 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18434 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18436 2009-05-19 Ben Elliston <bje@au.ibm.com>
18438 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18439 assignments with memcpy calls.
18440 (add_fdes): Likewise.
18441 (binary_search_unencoded_fdes): Likewise.
18442 (linear_search_fdes): Eliminate type puns.
18444 2009-05-19 Richard Guenther <rguenther@suse.de>
18446 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18447 not falsely claim to have propagated into all uses.
18449 2009-05-19 Ben Elliston <bje@au.ibm.com>
18451 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18454 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18456 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18457 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18458 (TARGET_LEGITIMATE_ADDRESS_P): New.
18459 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18460 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18462 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18465 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18466 child of the containing namespace's DIE.
18468 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18470 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18471 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18472 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18475 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18478 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18479 gen_align with gen_pad.
18480 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18481 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18483 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18484 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18486 * config/i386/i386.md (align): Renamed to ...
18487 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18488 ASM_OUTPUT_MAX_SKIP_PAD.
18490 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18492 * config.gcc: Fix variable syntax.
18495 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18496 before calling exact_log2.
18497 (output_iorsi3): Likewise.
18498 (output_xorsi3): Likewise.
18500 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18502 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18503 for the none zero constant operand except for EQ and NE
18504 comprisons even when the first operand is R0.
18506 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18508 * config/s390/2064.md: Remove trailing whitespaces.
18509 * config/s390/2084.md: Likewise.
18510 * config/s390/constraints.md: Likewise.
18511 * config/s390/fixdfdi.h: Likewise.
18512 * config/s390/libgcc-glibc.ver: Likewise.
18513 * config/s390/s390-modes.def: Likewise.
18514 * config/s390/s390-protos.h: Likewise.
18515 * config/s390/s390.c: Likewise.
18516 * config/s390/s390.h: Likewise.
18517 * config/s390/s390.md: Likewise.
18518 * config/s390/tpf-unwind.h: Likewise.
18520 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18522 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18524 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18527 * configure.ac (m68k-*-*): Check if binutils support TLS.
18528 * configure: Regenerate.
18529 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18530 * config/m68k/constraints.md (Cu): New constraint.
18531 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18532 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18533 (movsi): Handle TLS symbols.
18534 (addsi3_5200): Handle XTLS symbols, indent.
18535 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18536 (m68k_tls_reference_p): Declare.
18537 (m68k_legitimize_address): Declare.
18538 (m68k_unwrap_symbol): Declare.
18539 * config/m68k/m68k.opt (mxtls): New option.
18540 * config/m68k/m68k.c (ggc.h): Include.
18541 (m68k_output_dwarf_dtprel): Implement hook.
18542 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18543 (m68k_expand_prologue): Load GOT pointer when function needs it.
18544 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18545 (m68k_legitimate_constant_address_p): Same.
18546 (m68k_decompose_address): Handle TLS references.
18547 (m68k_get_gp): New static function.
18548 (enum m68k_reloc): New contants.
18549 (TLS_RELOC_P): New macro.
18550 (m68k_wrap_symbol): New static function.
18551 (m68k_unwrap_symbol): New function.
18552 (m68k_final_prescan_insn_1): New static function.
18553 (m68k_final_prescan_insn): New function.
18554 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18556 (legitimize_pic_address): Handle TLS references..
18557 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18558 (m68k_libcall_value_in_a0_p)
18559 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18560 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18561 (m68k_legitimize_tls_address): Handle TLS references.
18562 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18564 (m68k_legitimize_address): Handle TLS symbols.
18565 (m68k_get_reloc_decoration): New static function.
18566 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18568 (m68k_output_dwarf_dtprel): Implement hook.
18569 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18570 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18571 m68k_call_* routines.
18572 (sched_attr_op_type): Handle TLS symbols.
18573 (gt-m68k.h): Include.
18574 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18575 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18577 2009-05-18 Martin Jambor <mjambor@suse.cz>
18579 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18580 (visit_store_addr_for_mod_analysis): New function.
18581 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18582 (determine_cst_member_ptr): Use gimple_assign_single_p.
18583 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18584 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18585 operands. Don't check number of operands of a NOP_EXPR.
18587 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18589 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18591 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18594 * c-common.c (warn_logical_operator): Don't warn if one of
18595 expression isn't always true or false.
18597 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18599 * config/i386/biarch32.h: New file.
18600 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18602 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18604 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18605 *zero_extend<mode>_truncqi): Merge these into ...
18606 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18607 Name the pattern following this as *zero_extendhi_truncqi.
18609 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18611 PR middle-end/39301
18612 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18613 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18614 (output_info): Make field HOST_WIDEST_INT.
18615 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18616 (dump_bitmat_statistics): Same.
18618 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18620 * config.gcc (use_gcc_stdint): Set to wrap.
18621 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18622 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18623 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18624 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18625 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18626 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18627 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18628 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18630 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18632 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18634 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18635 Move definitions earlier.
18636 (OPT_ARCH64, OPT_ARCH32): Define.
18637 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18640 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18643 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18646 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18648 * arm.md (movdi2): Copy non-reg values to DImode registers.
18650 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18653 * final.c (label_to_max_skip): New function.
18654 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18655 CODE_LABEL_NUMBER <= max_labelno.
18656 * output.h (label_to_max_skip): New prototype.
18657 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18658 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18659 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18660 Handle CODE_LABELs with >= 16 byte alignment or with
18661 max_skip == (1 << align) - 1.
18662 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18663 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18666 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18667 .p2align 3 if MAX_SKIP is smaller than 7.
18668 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18670 2009-05-15 Ian Lance Taylor <iant@google.com>
18672 * alias.c (struct alias_set_entry_d): Rename from struct
18673 alias_set_entry. Change all uses.
18674 * except.c (struct call_site_record_d): Rename from struct
18675 call_site_record. Change all uses.
18676 * except.h (struct eh_region_d): Rename from struct eh_region.
18678 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18680 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18681 ivtype_map_elt. Change all uses.
18682 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18684 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18685 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18687 (struct sese_d): Rename from struct sese. Change all uses.
18688 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18689 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18690 * optabs.h (struct optab_d): Rename from struct optab. Change all
18692 (struct convert_optab_d): Rename from struct convert_optab.
18694 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18695 ipa_opt_pass. Change all uses.
18696 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18699 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18700 defined as a typedef.
18701 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18704 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18707 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18709 (merge_ranges): Returns bool.
18710 * tree.h (make_range): .. to here.
18711 (build_range_check): Likewise.
18712 (merge_ranges): Likewise. Renamed from merge_ranges.
18713 * c-typeck.c (parser_build_binary_op): Update calls to
18714 warn_logical_operator.
18715 * c-common.c (warn_logical_operator): Add new warning.
18716 * c-common.h (warn_logical_operator): Update declaration.
18718 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18720 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18722 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18724 * doc/install.texi: Document MPC requirements, flags etc.
18726 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18727 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18728 Evaluate constant arguments.
18729 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18730 (fold_builtin_1): Likewise, also evaluate constant arguments.
18731 Remove superfluous break.
18732 (do_mpc_ckconv): New.
18733 * real.h: Include mpc.h.
18734 * toplev.c (print_version): Output MPC version info if available.
18736 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18738 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18740 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18742 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
18745 2009-05-15 Jan Hubicka <jh@suse.cz>
18747 * doc/invoke.texi (max-early-inliner-iterations): New flag.
18748 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
18749 (try_inline): Fix return value.
18750 (cgraph_decide_inlining_incrementally): Honor new value.
18751 (cgraph_early_inlining): Handle indirect inlining.
18752 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
18754 2009-05-15 Jan Hubicka <jh@suse.cz>
18756 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
18757 * cgraphunit.c (cgraph_finalize_function): Set it.
18758 (cgraph_expand_function): Use it.
18760 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18762 * real.c (encode_ieee_half): Define.
18763 (decode_ieee_half): Define.
18764 (ieee_half_format): Define.
18765 (arm_half_format): Define.
18766 * real.h (ieee_half_format): Declare.
18767 (arm_half_format): Declare.
18769 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18771 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
18772 swapped, and reversed optabs exist before trying to use them.
18774 2009-05-15 Paul Brook <paul@codesourcery.com>
18775 Sandra Loosemore <sandra@codesourcery.com>
18777 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
18778 loads. Allow PRE_DEC.
18779 (output_move_neon): Handle PRE_DEC.
18780 (arm_print_operand): Add 'A' for neon structure loads.
18781 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
18782 * config/arm/neon.md (neon_mov): Update comment.
18783 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
18785 (Um): New constraint.
18787 2009-05-15 Jan Hubicka <jh@suse.cz>
18789 Revert the following patch until testsuite fallout is fixed:
18790 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18791 * cgraph.h (struct inline_summary): New filed self_wize,
18792 size_inlining_benefit, self_time and time_inlining_benefit.
18793 (struct cgraph_global_info): Replace insns by time ans size fields.
18794 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18795 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18796 (ipcp_update_callgraph): Do not touch function bodies.
18797 * ipa-inline.c: Include except.h
18798 (MAX_TIME): New constant.
18799 (overall_insns): Remove
18800 (overall_size, max_benefit): New static variables.
18801 (cgraph_estimate_time_after_inlining): New function.
18802 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18803 (cgraph_clone_inlined_nodes): Update size.
18804 (cgraph_mark_inline_edge): Update size.
18805 (cgraph_estimate_growth): Use size info.
18806 (cgraph_check_inline_limits): Check size.
18807 (cgraph_default_inline_p): Likewise.
18808 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18809 (cgraph_decide_recursive_inlining): Check size.
18810 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18812 (cgraph_decide_inlining): Likewise.
18813 (cgraph_decide_inlining_incrementally): Likewise; honor
18814 PARAM_EARLY_INLINING_INSNS.
18815 (likely_eliminated_by_inlining_p): New predicate.
18816 (estimate_function_body_sizes): New function.
18817 (compute_inline_parameters): Use it.
18818 * except.c (must_not_throw_labels): New function.
18819 * except.h (must_not_throw_labels): Declare.
18820 * tree-inline.c (init_inline_once): Kill inlining_weigths
18821 * tree-ssa-structalias.c: Avoid uninitialized warning.
18822 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18823 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18824 (PARAM_INLINE_CALL_COST): Remove.
18825 (PARAM_EARLY_INLINING_INSNS): New.
18827 2009-05-15 Richard Guenther <rguenther@suse.de>
18829 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
18830 not TODO_update_ssa.
18832 2009-05-15 Richard Guenther <rguenther@suse.de>
18834 PR tree-optimization/39999
18835 * gimple.h (gimple_expr_type): Use the expression type looking
18836 through useless conversions.
18837 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
18838 (vn_nary_op_insert_stmt): Likewise.
18839 (simplify_binary_expression): Likewise.
18841 2009-05-15 Richard Guenther <rguenther@suse.de>
18843 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18844 New options, enabled by default.
18845 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
18847 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
18848 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
18849 * tree-ssa-structalias.c (gate_tree_pta): New function.
18850 (pass_build_alias): Use it.
18852 2009-05-15 Joseph Myers <joseph@codesourcery.com>
18854 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
18855 recurse on an invariant address if a conversion from a pointer
18856 type to a wider integer type is involved.
18858 2009-05-15 Jan Hubicka <jh@suse.cz>
18860 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18861 * cgraph.h (struct inline_summary): New filed self_wize,
18862 size_inlining_benefit, self_time and time_inlining_benefit.
18863 (struct cgraph_global_info): Replace insns by time ans size fields.
18864 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18865 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18866 (ipcp_update_callgraph): Do not touch function bodies.
18867 * ipa-inline.c: Include except.h
18868 (MAX_TIME): New constant.
18869 (overall_insns): Remove
18870 (overall_size, max_benefit): New static variables.
18871 (cgraph_estimate_time_after_inlining): New function.
18872 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18873 (cgraph_clone_inlined_nodes): Update size.
18874 (cgraph_mark_inline_edge): Update size.
18875 (cgraph_estimate_growth): Use size info.
18876 (cgraph_check_inline_limits): Check size.
18877 (cgraph_default_inline_p): Likewise.
18878 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18879 (cgraph_decide_recursive_inlining): Check size.
18880 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18882 (cgraph_decide_inlining): Likewise.
18883 (cgraph_decide_inlining_incrementally): Likewise; honor
18884 PARAM_EARLY_INLINING_INSNS.
18885 (likely_eliminated_by_inlining_p): New predicate.
18886 (estimate_function_body_sizes): New function.
18887 (compute_inline_parameters): Use it.
18888 * except.c (must_not_throw_labels): New function.
18889 * except.h (must_not_throw_labels): Declare.
18890 * tree-inline.c (init_inline_once): Kill inlining_weigths
18891 * tree-ssa-structalias.c: Avoid uninitialized warning.
18892 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18893 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18894 (PARAM_INLINE_CALL_COST): Remove.
18895 (PARAM_EARLY_INLINING_INSNS): New.
18896 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
18897 (inline-call-cost): Remove.
18898 (early-inlining-insns): New.
18900 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
18902 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
18904 (print_int_cst_bounds_in_octal_p): Likewise.
18905 (dbxout_type): Adjust calls to above functions. Be prepared to deal
18907 * dwarf2out.c (base_type_die): Likewise.
18908 (is_subrange_type): Delete.
18909 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
18910 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
18911 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
18912 if the destination type is boolean.
18913 (build_range_check): Do not special-case subtypes.
18914 (fold_sign_changed_comparison): Likewise.
18915 (fold_unary): Likewise.
18916 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
18917 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
18918 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
18919 * tree.c (subrange_type_for_debug_p): New predicate based on the
18920 former is_subrange_type.
18921 * tree.h (subrange_type_for_debug_p): Declare.
18922 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
18923 (convert_affine_scev): Remove call to above function.
18924 (chrec_convert_aggressive): Likewise.
18925 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
18926 false for conversions involving subtypes.
18927 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
18928 (vrp_val_min): Likewise.
18929 (needs_overflow_infinity): Likewise.
18930 (extract_range_from_unary_expr): Likewise.
18932 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
18934 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18935 * config/frv/frv.c: Likewise.
18936 * config/s390/s390.c: Likewise.
18937 * config/sparc/sparc.h: Likewise.
18938 * config/i386/i386.h: Likewise.
18939 * config/i386/i386.c: Likewise.
18940 * config/crx/crx.c: Likewise.
18941 * config/m68hc11/m68hc11.h: Likewise.
18942 * config/iq2000/iq2000.c: Likewise.
18943 * config/mn10300/mn10300.h: Likewise.
18944 * config/mn10300/mn10300.c: Likewise.
18945 * config/m68k/m68k.c: Likewise.
18946 * config/rs6000/rs6000.c: Likewise.
18947 * config/rs6000/xcoff.h: Likewise.
18948 * config/rs6000/linux64.h: Likewise.
18949 * config/rs6000/sysv4.h: Likewise.
18950 * config/score/score3.c: Likewise.
18951 * config/score/score7.c: Likewise.
18952 * config/score/score.c: Likewise.
18953 * config/arm/arm.md: Likewise.
18954 * config/mips/mips.c: Likewise.
18955 * config/mips/mips.md: Likewise.
18956 * config/bfin/bfin.h: Likewise.
18957 * config/pa/pa.c: Likewise.
18958 * config/pa/constraints.md: Likewise.
18960 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
18961 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
18962 * config/pdp11/pdp11.h: Use memory_address_p instead.
18964 2009-05-14 Ian Lance Taylor <iant@google.com>
18966 * passes.c (finish_optimization_passes): Change i to int.
18967 * plugin.c (plugins_active_p): Change event to int.
18968 (dump_active_plugins): Likewise.
18969 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
18971 * tree.c (tree_range_check_failed): Change c to unsigned int.
18972 (omp_clause_range_check_failed): Likewise.
18973 (build_common_builtin_nodes): Change mode to int. Add cast.
18974 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
18975 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
18977 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
18978 ++ or -- with a variable of enum type.
18980 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18983 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
18985 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18987 * store-motion.c: Do not include params.h
18988 * Makefile.in: Fix dependencies for various files.
18990 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
18992 * auto-inc-dec.c: Fix pass description, remove apparent
18993 accidental duplication.
18995 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
18997 PR middle-end/40147
18998 * ipa-utils.h (memory_identifier_string): Moved to ...
18999 * tree.h (memory_identifier_string): Here. Add GTY(()).
19001 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19003 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19004 in the former documentation of...
19005 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19006 * ira-conflicts.c (get_dup_num): Use address_operand.
19007 * targhooks.c (default_legitimate_address_p): New.
19008 * targhooks.h (default_legitimate_address_p): New.
19009 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19011 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19012 * target.h (struct target): Add legitimate_address_p.
19013 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19014 (TARGET_INITIALIZER): Include it.
19016 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19017 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19018 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19019 (TARGET_LEGITIMATE_ADDRESS_P): New.
19021 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19022 (REG_OK_STRICT_P): Delete.
19023 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19024 (frv_legitimate_address_p_1): ... this.
19025 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19026 (frv_legitimate_address_p_1): ... the renamed old
19027 frv_legitimate_address_p.
19028 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19029 (TARGET_LEGITIMATE_ADDRESS_P): New.
19031 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19032 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19033 * config/s390/s390.c (legitimate_address_p): Rename to...
19034 (s390_legitimate_address_p): ... this, make static.
19035 (legitimize_address): Adjust call.
19036 (TARGET_LEGITIMATE_ADDRESS_P): New.
19037 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19039 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19040 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19041 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19042 (TARGET_LEGITIMATE_ADDRESS_P): New.
19044 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19045 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19046 * config/spu/spu.c (spu_legitimate_address): Rename to...
19047 (spu_legitimate_address_p): ... this, make static.
19048 (TARGET_LEGITIMATE_ADDRESS_P): New.
19050 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19051 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19052 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19053 (sparc_legitimate_address_p): ... this, make static and return bool.
19054 (legitimize_address): Adjust call.
19055 (TARGET_LEGITIMATE_ADDRESS_P): New.
19057 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19058 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19059 * config/i386/i386.c (legitimate_address_p): Rename to...
19060 (ix86_legitimate_address_p): ... this, make static.
19061 (constant_address_p): Move after it, adjust call.
19062 (TARGET_LEGITIMATE_ADDRESS_P): New.
19064 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19065 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19066 * config/avr/avr.c (legitimate_address_p): Rename to...
19067 (avr_legitimate_address_p): ... this, make static.
19068 (legitimize_address): Adjust call.
19069 (TARGET_LEGITIMATE_ADDRESS_P): New.
19071 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19072 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19073 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19074 (TARGET_LEGITIMATE_ADDRESS_P): New.
19076 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19077 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19078 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19079 (TARGET_LEGITIMATE_ADDRESS_P): New.
19081 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19082 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19084 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19086 (TARGET_LEGITIMATE_ADDRESS_P): New.
19088 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19089 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19091 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19093 (m68hc11_legitimate_address_p): ... this, make static.
19094 (go_if_legitimate_address_internal): Rename to...
19095 (m68hc11_legitimate_address_p_1): ... this.
19096 (legitimize_address): Adjust call.
19097 (TARGET_LEGITIMATE_ADDRESS_P): New.
19099 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19100 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19101 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19102 (TARGET_LEGITIMATE_ADDRESS_P): New.
19104 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19105 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19106 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19107 (mn10300_legitimate_address_p): ... this, make static.
19108 (TARGET_LEGITIMATE_ADDRESS_P): New.
19110 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19111 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19112 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19113 (TARGET_LEGITIMATE_ADDRESS_P): New.
19115 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19116 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19117 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19118 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19119 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19120 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19121 (rs6000_legitimate_address_p): ... this, make static.
19122 (TARGET_LEGITIMATE_ADDRESS_P): New.
19123 (REG_MODE_OK_FOR_BASE_P): Delete.
19124 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19126 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19127 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19129 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19130 static, adjust types.
19131 (TARGET_LEGITIMATE_ADDRESS_P): New.
19133 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19134 * config/score/score.c (score_address_p): Rename to...
19135 (score_legitimate_address_p): ... this.
19136 (TARGET_LEGITIMATE_ADDRESS_P): New.
19137 * config/score/score3.c (score3_address_p): Rename to...
19138 (score3_legitimate_address_p): ... this.
19139 * config/score/score7.c (score7_address_p): Rename to...
19140 (score7_legitimate_address_p): ... this.
19142 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19143 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19144 GO_IF_LEGITIMATE_ADDRESS): Delete.
19145 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19146 thumb2_legitimate_address_p): Delete.
19147 (arm_legitimate_address_p): Rename to...
19148 (arm_legitimate_address_outer_p): ... this.
19149 * config/arm/constraints.md ("Uq"): Adjust call.
19150 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19151 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19153 (arm_legitimate_address_outer_p): ... this.
19154 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19156 (TARGET_LEGITIMATE_ADDRESS_P): New.
19158 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19159 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19160 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19161 (TARGET_LEGITIMATE_ADDRESS_P): New.
19163 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19164 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19165 * config/vax/vax.c (legitimate_address_p): Rename to...
19166 (vax_legitimate_address_p): ... this, make static.
19167 (TARGET_LEGITIMATE_ADDRESS_P): New.
19169 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19170 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19171 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19172 (TARGET_LEGITIMATE_ADDRESS_P): New.
19174 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19175 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19176 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19177 (mmix_legitimate_address_p): ... this, make static.
19178 (TARGET_LEGITIMATE_ADDRESS_P): New.
19180 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19181 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19182 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19183 (TARGET_LEGITIMATE_ADDRESS_P): New.
19185 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19187 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19188 of MODE_COMPLEX_INT.
19190 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19192 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19193 LCT_NORMAL in function call.
19194 * mips-tdump.c (print_file_desc): Add cast to enum type.
19195 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19196 (mark_stabs): Add casts to enum types.
19197 (parse_stabs_common): Add casts to enum types.
19199 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19201 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19202 Check for invalid values of LETTER.
19204 2009-05-13 Taras Glek <tglek@mozilla.com>
19206 * attribs.c (register_attribute): moved out attribute registration
19207 into register_attribute.
19208 * doc/plugins.texi: Documented register_attribute and
19210 * gcc-plugin.h: Added forward decl for register_attribute.
19211 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19212 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19213 PLUGIN_ATTRIBUTES boilerplate.
19215 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19217 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19218 values even in sentinel and empty entries.
19219 (ms_printf_flag_specs): Likewise.
19220 (ms_scanf_flag_specs): Likewise.
19221 (ms_strftime_flag_specs): Likewise.
19222 (ms_print_char_table): Likewise.
19223 (ms_scan_char_table): Likewise.
19224 (ms_time_char_table): Likewise.
19226 2009-05-13 Doug Kwan <dougkwan@google.com>
19228 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19230 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19232 * config/mips/mips.md (store): Add attributes for QI and HI.
19234 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19235 (truncdi<mode>2): ... this new pattern.
19237 2009-05-13 Brad Hards <bradh@kde.org>
19239 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19241 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19242 Ben Elliston <bje@au.ibm.com>
19244 PR middle-end/40035
19245 * dse.c (check_mem_read_rtx): Guard against width == -1.
19247 2009-05-13 Michael Matz <matz@suse.de>
19249 PR middle-end/39976
19250 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19251 (trivially_conflicts_p): New function.
19252 (insert_backedge_copies): Use it.
19254 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19256 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19257 (handle_stdc_pragma): Use new enum constant names.
19258 (handle_pragma_float_const_decimal64): Ditto.
19260 2009-05-13 Ian Lance Taylor <iant@google.com>
19262 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19265 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19267 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19268 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19270 * config/m68k/m68k.h (FL_UCLINUX): Define.
19272 2009-05-13 Jan Hubicka <jh@suse.cz>
19274 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19276 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19278 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19279 unless -fschedule-insns is specified.
19281 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19284 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19285 TARGET_EXPAND_CBRANCHDI4.
19286 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19287 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19288 (cmpeqdi): Fix comment.
19290 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19292 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19293 (sh_legitimate_address_p): Likewise.
19294 * config/sh/sh.c (sh_legitimate_index_p): New.
19295 (sh_legitimate_address_p): Likewise.
19296 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19297 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19298 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19299 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19300 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19301 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19302 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19303 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19304 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19306 2009-05-12 Jan Hubicka <jh@suse.cz>
19308 * tree-inline.c (estimate_operator_cost): Add operands;
19309 when division happens by constant, it is cheap.
19310 (estimate_num_insns): Loads and stores are not having cost of 0;
19311 EH magic stuff is cheap; when computing runtime cost of switch,
19312 use log2 base of amount of its cases; builtin_expect has cost of 0;
19313 compute cost for moving return value of call.
19314 (init_inline_once): Initialize time_based flags.
19315 * tree-inline.h (eni_weights_d): Add time_based flag.
19317 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19319 * df-core.c: Update head documentation.
19321 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19324 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19325 shadowing exisiting variable op1.
19327 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19330 * config/i386/driver-i386.c (processor_signatures): New enum.
19331 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19332 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19333 processor signature to detect geode processor.
19335 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19339 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19341 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19342 causes spurious differences between trunk and cond-optab branch.
19344 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19346 * dojump.c (compare_from_rtx): Delete.
19347 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19348 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19349 if the comparison does not satisfy the predicate; test predicates for
19350 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19351 further if one existing pattern fails.
19352 * expr.h (compare_from_rtx): Delete.
19353 (prepare_operand): Declare it.
19354 * optabs.c: Change "lib call" to "libcall" throughout.
19355 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19356 HAVE_conditional_trap, emit_cmp_insn): Delete.
19357 (can_compare_p): Delete cmp_optab case.
19358 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19359 Accept other parameters by value.
19360 (prepare_operand): Make non-static.
19361 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19362 other parameters by value. Try to widen operands here based on
19363 an optab_methods argument and looking at cbranch_optab.
19364 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19365 loop. Use cbranch_optab directly.
19366 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19367 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19369 (emit_conditional_move, emit_conditional_add): Inline what's needed
19370 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19371 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19372 with COMPARE. Move cmov_optab and cstore_optab above
19373 with cbranch_optab, move cmp_optab down with ucmp_optab,
19374 remove tst_otpab. Do not initialize trap_rtx.
19375 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19376 for trap code. Do not check HAVE_conditional_trap. Use
19377 prepare_cmp_insn. Accept no predicate for operand 3.
19378 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19379 (OTI_ctrap, ctrap_optab): New.
19380 (tst_optab): Delete.
19381 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19382 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19383 with lookup of ctrap_optab.
19384 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19386 (ctrap_optab): New.
19388 * combine.c (combine_simplify_rtx, simplify_set): Do not
19389 special case comparing against zero for cc0 machines.
19390 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19391 COMPARE on cc0 machines.
19392 (simplify_relational_operation): Return a new expression when
19393 a COMPARE could be removed.
19394 * final.c (final_scan_insn): Compare cc_status values
19395 against LHS of a (compare FOO (const_int 0)) cc0 source.
19396 Also check if cc_status.value is the full compare.
19398 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19399 (cstoreMM4): Document.
19400 (conditional_trap): Document ctrapMM4 instead.
19401 (sync_compare_and_swapMM): Refer to cbranchcc4.
19402 (Dependent Patterns): Eliminate obsolete information referring to
19403 the old jump optimization phase.
19404 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19405 of compares with 0 on cc0 machines.
19406 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19407 avoiding references to cc0. Remove text about storing operands
19409 * doc/tm.texi (Condition Codes): Include blurb on different
19410 condition code representations, separate into subsections for
19411 CC0, MODE_CC and conditional execution.
19413 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19414 alpha_emit_setcc): Accept operands and a machine mode.
19415 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19416 Get code/op0/op1 from operands, use machine mode argument
19417 instead of alpha_compare.fp_p. Emit the branch here.
19418 (alpha_emit_setcc): Likewise, and return boolean.
19419 (alpha_emit_conditional_move): Likewise. Assert that
19420 cmp_op_mode == cmp_mode, and simplify accordingly.
19421 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19422 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19423 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19425 (stack probe test): Use cbranchdi4.
19426 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19428 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19429 * config/arc/arc.h (movsicc, movsfcc): Use it.
19430 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19431 (cbranchsi4, cstoresi4): New.
19432 (cmpsi, bCC and sCC expanders): Remove.
19434 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19435 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19436 * config/arm/predicates.md (arm_comparison_operator): Only include
19437 floating-point operators if there is a hardware floating-point unit.
19438 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19439 deferring to cbranch_cc and cstore_cc respectively.
19440 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19441 cbranch_cc, cstore_cc): New.
19442 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19444 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19446 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19447 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19449 (adjust_insn_length): Adjust calls.
19450 (avr_reorg): Handle (compare (foo) (const_int 0)).
19451 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19452 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19453 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19454 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19456 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19457 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19459 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19460 (cbranchsi4, cstorebi4, cstoresi4): New.
19461 (movbisi): This insn is duplicate, split it to zero_extend.
19462 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19463 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19464 (bfin_optimize_loop): Use cbranch expander.
19465 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19466 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19467 (bfin_bimode_comparison_operator): ... this.
19468 (bfin_direct_comparison_operator): New.
19470 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19471 inside (compare FOO (const_int 0)).
19472 (cris_rtx_costs): Handle ZERO_EXTRACT.
19473 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19474 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19475 (*tstdi_v32): Delete.
19476 (*cmpdi_non_v32): Add M alternative for operand 1.
19477 (cmpsi, cmp<mode>): Make private.
19478 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19480 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19482 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19483 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19484 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19485 (cc_reg_operand): New.
19486 (any_cond): Delete.
19487 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19488 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19489 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19490 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19491 crx_expand_scond): Delete.
19493 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19495 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19496 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19498 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19499 cstoresi4, cstoresf4, cstoredf4): New.
19500 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19501 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19502 Receive the entire operands array.
19503 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19504 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19505 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19506 Get test/op0/op1 from the operands array.
19507 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19509 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19510 (h8300_expand_store): New.
19511 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19513 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19514 (h8300_expand_store): New.
19515 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19516 or do not try to produce (set (cc0) REG).
19517 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19518 change a compare into a move to a scratch register. Disable some
19519 peepholes when comparing with zero.
19520 (tstsi, tsthi, tstsi, cmpqi): Make private.
19522 (bCC, sCC): Delete.
19523 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19526 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19527 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19528 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19529 (ix86_emit_i387_log1p): Use cbranchxf2.
19530 (ix86_expand_setcc): Return void.
19531 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19532 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19533 cmp<MODEF>, cmpcc): Remove.
19534 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19535 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19536 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19537 (sCC and bCC expanders): Remove.
19538 (stack_protect_test): Use cbranchcc4.
19540 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19542 (ia64_expand_compare): Accept three rtx by reference and return void.
19543 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19544 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19545 from *expr. Update *expr with the BImode comparison to do.
19546 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19547 cmptf, bCC, sCC, conditional_trap): Delete.
19548 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19549 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19550 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19551 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19552 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19554 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19555 type of last argument.
19556 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19557 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19558 use machine mode argument instead of branch_type. Remove dead
19559 code for floating-point comparisons.
19560 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19561 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19563 (cbranchsi4, cstoresi4): New.
19564 * config/iq2000/predicates.md (reg_or_const_operand): New.
19566 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19567 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19568 (b<code>_op): Rewrite to...
19569 (bcc_op): ... this, using match_operator.
19570 (s<code>_op): Rewrite to...
19571 (scc_op): ... this, using match_operator.
19572 (s<code>_24_op): Rewrite to...
19573 (scc_op_24): ... this, using match_operator.
19574 (s<code>_<mode>): Rewrite to...
19575 (cstore<mode>4): ... this, using match_operator.
19576 (s<code>_<mode>_24): Rewrite to...
19577 (cstore<mode>4_24): ... this, using match_operator.
19578 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19579 m32c_unpend_compare, m32c_expand_scc): Delete.
19580 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19581 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19582 (m32c_expand_movcc): Change NE to EQ if necessary.
19583 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19585 * config/m32r/m32r-protos.h (gen_cond_store): New.
19586 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19587 (gen_cond_store): New, from sCC patterns.
19588 (m32r_expand_block_move): Use cbranchsi4.
19589 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19590 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19591 (cbranchsi4, cstoresi4): New.
19593 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19595 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19596 (m68hc11_notice_update_cc): Look into a compare with 0.
19597 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19599 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19600 cmphi, cmpqi, bCC): Delete.
19601 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19602 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19603 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19606 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19607 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19608 * config/m68k/constraints.md (H): New.
19609 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19610 the define_insn below.
19611 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19612 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19613 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19614 patterns): Wrap RHS with COMPARE.
19615 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19616 (*cmpdi_internal): Name this pattern.
19617 (cmpdi): Change to define_insn.
19618 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19619 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19620 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19622 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19623 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19624 (conditional_trap): Change to...
19625 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19626 (*conditional_trap): Use the ordered_comparison_operator and
19627 const1_operand predicates.
19628 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19629 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19630 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19631 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19633 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19634 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19635 (mcore_gen_compare): New.
19636 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19637 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19638 (mcore_gen_compare): ... this.
19639 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19640 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19641 (stack probe pattern): Use cbranchsi4.
19643 * config/mips/predicates.md (mips_cstore_operator): New.
19644 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19645 * config/mips/mips.md (any_cond): Delete.
19646 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19648 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19649 fixuns_truncsfdi2): Use cbranch patterns.
19650 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19651 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19652 Adjust call to mips_expand_conditional_branch.
19653 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19655 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19656 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19657 * config/mips/mips.c (cmp_operands): Delete.
19658 (mips_emit_compare): Get comparison operands from *op0/*op1.
19659 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19660 that it succeeds. Use op0/op1 instead of cmp_operands.
19661 (mips_expand_conditional_branch, mips_expand_conditional_move,
19662 mips_expand_conditional_trap): Likewise.
19663 (mips_block_move_loop): Use cbranch patterns.
19664 * config/mips/mips.h (cmp_operands): Delete.
19666 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19667 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19668 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19669 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19670 (*cmpcc_folded): Rename to...
19671 (*cmpdi_folded): this.
19672 (*cmpcc): Rename to...
19674 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19677 (cbranchdf4): New. Handle invalid comparisons here.
19678 * config/mmix/predicates.md (float_comparison_operator): New.
19680 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19681 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19682 * config/mn10300/mn10300.md (tst): Delete.
19683 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19684 Name these patterns and wrap RHS in a compare.
19685 (*cmpsi): Make this pattern private. Include tst.
19686 (*cmpsf): Make this pattern private.
19687 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19688 (compare with zero peepholes): Likewise.
19690 (cbranchsi4, cbranchsf4): New.
19691 (casesi): Use cbranchsi4.
19693 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19694 hppa_branch_type): Delete.
19695 (return_addr_rtx): Use cbranchsi4.
19696 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19697 Emit CCFPmode comparison here.
19698 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19699 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19700 hppa_branch_type): Delete.
19701 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19702 (movsicc, movdicc): Remove references to hppa_compare_op0,
19703 hppa_compare_op1 and compare_from_rtx.
19704 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19705 (casesi): Use cbranchsi4.
19707 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19708 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19709 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19710 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19711 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19713 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19714 (*branch, *branch_inverted): New.
19716 * config/picochip/picochip.md (cbranchhi4): Use
19717 ordered_comparison_operator.
19718 (cmphi, bCC): Remove.
19720 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19721 (trap_comparison_operator): Delete.
19722 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19723 rs6000_emit_cbranch): Accept mode and operands.
19724 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19725 rs6000_compare_fp_p): Delete.
19726 (rs6000_generate_compare): Accept mode and comparison. Extract code
19727 and op0/op1 from there. Replace references to rs6000_compare_op0
19728 and rs6000_compare_op1.
19729 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19730 extract result from passed operands.
19731 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19732 extract loc from passed operands.
19733 (rs6000_emit_cmove): Likewise.
19734 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19735 rs6000_compare_fp_p): Delete.
19736 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19737 (cbranch<GPR>4, cbranch<FP>4): New.
19738 (cstore<mode>4): New. Consolidate here all choices about when to use
19739 portable or specialized sCC sequences.
19740 (stack_protect_test): Use cbranchsi4.
19741 (conditional_trap): Replace with ctrap<GPR>4.
19742 (conditional trap insn): Replace trap_comparison_operator with
19743 ordered_comparison_operator.
19745 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
19746 (s390_emit_prologue): Use ctrap.
19747 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
19748 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
19749 New predicates replacing...
19750 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
19751 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
19752 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
19753 (add<mode>cc): Do not use s390_compare_op0/op1.
19754 (s<code>): Change to...
19755 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
19756 (seq): Change to...
19757 (cstorecc4): ... this. Handle EQ or NE equally.
19758 (*sne): Un-privatize for use in cstorecc4.
19759 (b<code>): Change to...
19760 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
19761 (conditional_trap): Replace with...
19762 (ctrap<GPR>4, ctrap<FP>4): ... these.
19763 (stack_protect): Use cbranchcc4.
19765 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
19766 * config/score/score-protos.h (score_gen_cmp): Delete.
19767 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
19768 (score_block_move-loop): Use cbranchsi4.
19769 * config/score/score.md (cbranchsi4): New.
19770 (cmpsi, bCC): Delete.
19771 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
19772 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19773 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
19774 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
19775 * config/score/score3.h (score3_gen_cmp): Delete.
19776 * config/score/score7.h (score7_gen_cmp): Delete.
19778 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
19779 (sh_emit_scc_to_t): ... this. Return void.
19780 (from_compare): Rename to...
19781 (sh_emit_compare_and_branch): ... this.
19782 (sh_emit_compare_and_set): New.
19783 (sh_expand_t_scc): Accept operands.
19784 * config/sh/predicates.md (sh_float_comparison_operator): New.
19785 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
19786 (prepare_scc_operands): Rename to...
19787 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
19789 (sh_emit_cheap_store_flag): New.
19790 (sh_emit_set_t_insn): New.
19791 (from_compare): Rename to...
19792 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
19793 handling of TARGET_SH2E floating point to avoid recursive call.
19794 Generate branch here.
19795 (sh_emit_compare_and_set): New.
19796 (sh_expand_t_scc): Get op0/op1 from arguments.
19797 (sh_emit_cheap_store_flag): New.
19798 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
19800 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
19801 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
19802 (movsicc, movdicc): Do nothing when it recreated operands from
19803 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
19804 prepare_scc_operands (now sh_emit_scc_to_t).
19805 (udivdi3): Use cstoresi4.
19806 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
19807 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
19808 (cbranchint4_media, cbranchfp4_media): New.
19809 (casesi): Use cbranchdi4.
19810 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
19812 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
19813 (movnegt): Remove second operand.
19814 (cbranchsf4, cbranchdf4): New.
19815 (stack_protect): Use cbranchdi4/cbranchsi4.
19817 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
19818 (gen_compare_reg): Accept comparison, extract part of it to...
19819 (gen_compare_reg_1): ... this.
19820 (gen_compare_operator): Delete.
19821 (gen_v9_scc): Accept separate destination, comparison code and arms.
19822 Do not use sparc_compare_op0/sparc_compare_op1.
19823 (emit_scc_insn, emit_conditional_branch_insn): New.
19824 (emit_v9_brxx): Make static. Remove useless assertion.
19825 (sparc_emit_float_lib_cmp): Return RTL instead of calling
19827 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
19828 * config/sparc/sparc-protos.h (gen_compare_reg,
19829 sparc_emit_float_lib_cmp): Adjust prototype.
19830 (emit_scc_insn, emit_conditional_branch_insn): New.
19831 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
19832 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
19833 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
19834 iterators to the top.
19835 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
19836 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
19837 snedi_special_trunc): Delete.
19838 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
19839 and snedi_special_trunc.
19840 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
19841 cbranchdi4, cbranch<F:mode>4): New.
19842 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
19843 here. Use gen_compare_reg instead of gen_compare_operator.
19844 (conditional_trap): Replace with...
19845 (ctrapsi4, ctrapdi4): ... this.
19846 (stack_protect_test): Use cbranchcc4.
19848 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
19850 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
19851 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
19852 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
19853 from operands[0] or operands[3] depending on is_set.
19854 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
19855 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
19856 cmpdf, bCC), sCC: Remove.
19857 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
19858 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
19860 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
19861 spu_emit_branch_or_set.
19863 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
19865 * config/stormy16/stormy16.h (xstormy16_compare_op0,
19866 xstormy16_compare_op1): Delete.
19867 * config/stormy16/stormy16.c (xstormy16_compare_op0,
19868 xstormy16_compare_op1): Delete.
19869 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
19871 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
19872 (cmphi, cmpsi, bCC): Remove.
19874 * config/v850/v850.md (tstsi, cmpsi): Fold into...
19875 (*cmpsi): ... this one.
19876 (cbranchsi4, cstoresi4): New.
19877 (bCC expanders): Delete.
19878 (sCC insns): Fold into...
19879 (*setcc): ... this one.
19880 (casesi): Do not use gen_cmpsi and gen_bgtu.
19881 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
19882 (movsicc): Simplify.
19883 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
19885 * config/vax/vax-protos.h (cond_name): New.
19886 (vax_output_conditional_branch): Remove.
19887 * config/vax/vax.c (cond_name): New.
19888 (vax_output_conditional_branch): Remove.
19889 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
19890 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
19891 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
19892 (bit<VAXint>): Wrap source with (compare).
19893 (b<code> and following unnamed pattern): Rename to *branch and
19894 *branch_reversed. Change macroization to match_operator.
19895 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
19897 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
19898 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
19899 Change last argument to machine_mode.
19900 (xtensa_expand_scc): Add machine_mode argument.
19901 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
19902 (gen_conditional_move, xtensa_expand_conditional_branch,
19903 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
19904 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
19905 Adjust operand numbers.
19906 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
19908 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
19909 (cmpsi, cmpsf, b<code>, s<code>): Delete.
19910 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
19912 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19914 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19915 causes spurious differences between trunk and cond-optab branch.
19917 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19920 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
19922 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
19924 * tree.c (iterative_hash_pointer): Delete.
19925 (iterative_hash_expr): Short-circuit handling of NULL pointer.
19926 Hash UIDs and versions of SSA names. Don't special-case built-in
19927 function declarations.
19929 2009-05-11 Ian Lance Taylor <iant@google.com>
19932 * graphite.c: Force -Wc++-compat to only be a warning before
19933 #including "cloog/cloog.h".
19935 2009-05-11 Martin Jambor <mjambor@suse.cz>
19937 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
19939 2009-05-11 Jan Hubicka <jh@suse.cz>
19941 * tree-ssa-loop-ivcanon.c: Include target.h
19942 (struct loop_size): new structure.
19943 (constant_after_peeling): New predicate.
19944 (tree_estimate_loop_size): New function.
19945 (estimated_unrolled_size): Rewrite for new estimates.
19946 (try_unroll_loop_completely): Use new estimates.
19947 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
19949 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
19951 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
19952 libcpp interface change.
19953 (spu_macro_to_expand): Likewise.
19955 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
19957 PR tree-optimization/40026
19958 * gimplify.c (gimplify_init_constructor): Change initial conditional
19959 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
19960 optimize_compound_literals_in_ctor.
19962 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
19964 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
19966 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
19968 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
19970 * tree-vect-data-refs.c (vect_analyze_group_access): Use
19971 HOST_WIDE_INT for gap.
19973 2009-05-11 Ira Rosen <irar@il.ibm.com>
19975 PR tree-optimization/40074
19976 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
19977 account in group size and step comparison.
19979 2009-05-11 Richard Guenther <rguenther@suse.de>
19981 * passes.c (init_optimization_passes): Strip now incorrect comment.
19982 (execute_function_todo): Do not set PROP_alias.
19983 * tree-pass.h (PROP_alias): Remove.
19984 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
19985 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
19986 * tree-nrv.c (pass_return_slot): Likewise.
19987 * tree-object-size.c (pass_object_sizes): Likewise.
19988 * tree-ssa-dom.c (pass_dominator): Likewise.
19989 (pass_phi_only_cprop): Likewise.
19990 * tree-ssa-dse.c (pass_dse): Likewise.
19991 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
19992 (pass_cselim): Likewise.
19993 * tree-ssa-pre.c (pass_pre): Likewise.
19994 (pass_fre): Likewise.
19995 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
19996 * tree-ssa-sink.c (pass_sink_code): Likewise.
19997 * tree-stdarg.c (pass_stdarg): Likewise.
19998 * tree-tailcall.c (pass_tail_calls): Likewise.
19999 * tree-vrp.c (pass_vrp): Likewise.
20001 2009-05-10 Ian Lance Taylor <iant@google.com>
20003 * basic-block.h (enum profile_status): Break out of struct
20004 control_flow_graph.
20005 * cgraph.h (struct inline_summary): Break out of struct
20007 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20008 of struct cgraph_order_sort.
20009 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20010 * cse.c (struct branch_path): Break out of struct
20011 cse_basic_block_data.
20012 * except.h (enum eh_region_type): Break out of struct eh_region.
20013 * gcc.c (enum add_del): Break out of struct modify_target.
20014 * genrecog.c (enum decision_type): Break out of struct decision_test.
20015 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20017 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20018 * regmove.c (enum match_use): New enum, broken out of struct match.
20019 * sched-int.h (enum post_call_group): New enum, broken out of
20021 (struct deps_reg): Break out of struct deps.
20022 * target.h (struct asm_int_op): Break out of struct gcc_target.
20023 * tree-eh.c (struct goto_queue_node): Break out of struct
20025 * tree-inline.h (enum copy_body_cge_which): Break out of
20027 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20029 * c-decl.c (in_struct, struct_types): New static variables.
20030 (pushtag): Add loc parameter. Change all callers.
20031 (lookup_tag): Add ploc parameter. Change all callers.
20032 (check_compound_literal_type): New function.
20033 (parser_xref_tag): Add loc parameter. Change all callers. If
20034 -Wc++-compat, warn about struct/union/enum types defined within a
20036 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20037 and loc parameters. Change all callers. Change error calls to
20038 error_at, using loc. For a redefinition, if the location of the
20039 original definition is known, report it. Set in_struct and
20040 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20041 (finish_struct): Add new parameters enclosing_in_struct and
20042 enclosing_struct_types. Change all callers. Set
20043 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20044 in the struct. If in a struct, add this struct to struct_types.
20045 (start_enum): Add loc parameter. Change all callers. Use
20046 error_at for errors, using loc. For a redefinition, if the
20047 location of the original definition is known, report it. If in a
20048 struct, add this enum type to struct_types. If -Wc++-compat warn
20049 if in sizeof, typeof, or alignof.
20050 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20051 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20052 (c_parser_enum_specifier): Get enum location for start_enum.
20053 (c_parser_struct_or_union_specifier): Get struct location for
20054 start_struct. Save in_struct and struct_types status between
20055 start_struct and finish_struct.
20056 (c_parser_cast_expression): Get location of cast.
20057 (c_parser_alignof_expression): Get location of type.
20058 (c_parser_postfix_expression): Likewise.
20059 (c_parser_postfix_expression_after_paren_type): Add type_loc
20060 parameter. Change all callers. Call check_compound_literal_type.
20061 Use type_loc for error about variable size type.
20062 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20063 of an enum constant from an enum type defined in a struct or union.
20064 (c_cast_expr): Add loc parameter. Change all callers. If
20065 -Wc++-compat, warn about defining a type in a cast.
20066 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20067 (start_enum, start_struct, finish_struct): Update declarations.
20068 (parser_xref_tag, c_cast_expr): Update declarations.
20069 (check_compound_literal_type): Declare.
20071 2009-05-11 Ben Elliston <bje@au.ibm.com>
20073 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20074 for recent libcpp interface change.
20075 (rs6000_macro_to_expand): Likewise.
20077 2009-05-10 Michael Matz <matz@suse.de>
20080 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20081 not at entry of function.
20083 2009-05-10 Richard Guenther <rguenther@suse.de>
20085 PR tree-optimization/40081
20087 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20088 using the main variant of the element type. Do not fiddle with
20089 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20091 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20092 structs with volatile fields.
20094 2009-05-10 Jan Hubicka <jh@suse.cz>
20096 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20097 (estimate_move_cost): Assert that it does not get called for
20099 (estimate_num_insns): Skip VOID types in argument handling.
20100 (optimize_inline_calls): Delete unreachable blocks and verify that
20101 callgraph is valid.
20103 2009-05-10 Jan Hubicka <jh@suse.cz>
20105 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20106 * cgraph.c (cgraph_mark_address_taken_node): New function.
20107 (dump_cgraph_node): Dump new flag.
20108 * cgraph.h (struct cgraph_node): Add address_taken.
20109 (cgraph_mark_address_taken_node): New function.
20110 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20111 since new direct calls can be born.
20113 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20115 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20116 tok->val.node.node.
20118 2009-05-10 Jan Hubicka <jh@suse.cz>
20120 PR middle-end/40084
20121 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20123 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20124 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20125 * tree-inline.c (copy_bb): Set frequency correctly.
20126 (fold_marked_statements): Update call to
20127 cgraph_update_edges_for_call_stmt.
20129 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20131 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20132 identifiers in diagnostics.
20133 * config/arm/arm.c (arm_handle_fndecl_attribute,
20134 arm_handle_isr_attribute): Likewise.
20135 * config/avr/avr.c (avr_handle_progmem_attribute,
20136 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20137 * config/bfin/bfin.c (handle_int_attribute,
20138 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20139 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20140 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20142 * config/darwin.c (darwin_handle_kext_attribute,
20143 darwin_handle_weak_import_attribute): Likewise.
20144 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20145 h8300_handle_eightbit_data_attribute,
20146 h8300_handle_tiny_data_attribute): Likewise.
20147 * config/i386/i386.c (ix86_handle_cconv_attribute,
20148 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20149 * config/i386/winnt.c (ix86_handle_shared_attribute,
20150 ix86_handle_selectany_attribute): Likewise.
20151 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20152 * config/m32c/m32c.c (function_vector_handler): Likewise.
20153 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20154 m68hc11_handle_fntype_attribute): Likewise.
20155 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20156 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20157 * config/mips/mips.c (mips_insert_attributes,
20158 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20159 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20160 rs6000_handle_struct_attribute): Likewise.
20161 * config/sh/sh.c (sh_insert_attributes,
20162 sh_handle_resbank_handler_attribute,
20163 sh_handle_interrupt_handler_attribute,
20164 sh2a_handle_function_vector_handler_attribute,
20165 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20167 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20168 * config/spu/spu.c (spu_handle_fndecl_attribute,
20169 spu_handle_vector_attribute): Likewise.
20170 * config/stormy16/stormy16.c
20171 (xstormy16_handle_interrupt_attribute): Likewise.
20172 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20173 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20175 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20177 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20178 (pp_translate_identifiers): New.
20179 (pp_identifier): Only conditionally translate identifier to locale
20181 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20182 (pp_base_tree_identifier): Only conditionally translate identifier
20183 to locale character set.
20184 * c-pretty-print.c (M_): Define.
20185 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20186 fragments for conditional translation with M_.
20187 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20188 identifier translation.
20190 2009-05-10 Richard Guenther <rguenther@suse.de>
20192 PR tree-optimization/40081
20193 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20194 using the main variant of the element type. Do not fiddle with
20195 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20197 2009-05-09 Jan Hubicka <jh@suse.cz>
20199 PR middle-end/40080
20200 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20201 indirect calls; verify cgraph afterwards.
20203 2009-05-09 Jan Hubicka <jh@suse.cz>
20206 * ipa.c (update_inlined_to_pointer): New function.
20207 (cgraph_remove_unreachable_nodes): Use it.
20209 2009-05-09 Jan Hubicka <jh@suse.cz>
20211 * tree-eh.c (struct leh_state): Remove prev_try.
20212 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20213 not track prev_try.
20214 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20215 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20216 remove_eh_handler_and_replace, foreach_reachable_handler,
20217 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20218 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20219 (gen_eh_region_cleanup): Update prototype.
20221 2009-05-09 Jan Hubicka <jh@suse.cz>
20223 PR middle-end/40043
20224 * except.c (copy_eh_region): Always set prev_try.
20225 (redirect_eh_edge_to_label): Find outer try.
20226 (foreach_reachable_handler): When looking for prev try
20227 handle case where previous try is not going to be taken.
20229 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20231 PR tree-optimization/40049
20232 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20233 only vector/vector shifts, convert the type of the constant to the
20234 appropriate type to avoid building incorrect trees, which
20235 eventually have problems with garbage collection.
20237 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20239 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20240 -1 for complex floating-point types if honoring signed zeros.
20242 2009-05-08 Jan Hubicka <jh@suse.cz>
20244 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20245 argument; handle correctly when profile is absent.
20246 (build_cgraph_edges): Update.
20247 (rebuild_cgraph_edges): Update.
20248 * cgraph.c: Do not include varray.h.
20249 (cgraph_set_call_stmt_including_clones): New function.
20250 (cgraph_create_edge_including_clones): Likewise
20251 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20252 (cgraph_update_edges_for_call_stmt): Handle clones.
20253 (cgraph_remove_node): Handle clone tree.
20254 (cgraph_remove_node_and_inline_clones): New function.
20255 (dump_cgraph_node): Dump clone tree.
20256 (cgraph_clone_node): Handle clone tree.
20257 (clone_function_name): Bring here from tree-inline.c.
20258 (cgraph_create_virtual_clone): New function.
20259 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20260 (cgraph_clone_info): New function.
20261 (strut cgraph_node): Add clone_info and new clone tree pointers.
20262 (cgraph_remove_node_and_inline_clones,
20263 cgraph_set_call_stmt_including_clones,
20264 cgraph_create_edge_including_clones,
20265 cgraph_create_virtual_clone): Declare.
20266 (cgraph_function_versioning): Use VEC argument.
20267 (compute_call_stmt_bb_frequency): Update prototype.
20268 (cgraph_materialize_all_clones): New function.
20269 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20270 (ipcp_create_replace_map): Update to VECtors.
20271 (ipcp_update_callgraph): Use virtual clones.
20272 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20273 (ipcp_update_profiling): Do not update local profiling.
20274 (ipcp_insert_stage): Use VECtors and virtual clones.
20275 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20276 (clone_of_p): New function.
20277 (cgraph_preserve_function_body_p): Use clone tree.
20278 (cgraph_optimize): Materialize clones.
20279 (cgraph_function_versioning): Update for VECtors.
20280 (save_inline_function_body): Use clone tree.
20281 (cgraph_materialize_clone): New function.
20282 (cgraph_materialize_all_clones): Likewise.
20283 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20284 * ipa.c: Include gimple.h.
20285 (cgraph_remove_unreachable_nodes): Use clone tree.
20286 * ipa-prop.c (ipa_note_param_call): Update call to
20287 compute_call_stmt_bb_frequencycall.
20288 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20289 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20290 (copy_bb): Handle updating of clone tree; add new edge when new call
20292 (expand_call_inline): Be strict about every call having edge.
20293 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20294 (delete_unreachable_blocks_update_callgraph): New function.
20295 (tree_function_versioning): Use VECtors; always remove unreachable
20296 blocks and fold conditionals.
20297 * tree-inline.h: Do not include varray.h.
20298 (tree_function_versioning): Remove.
20299 * Makefile.in (GTFILES): Remove tree-inline.c
20300 * passes.c (do_per_function): Do only functions having body.
20301 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20304 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20305 Andrew Morrow <acm@google.com>
20308 * c-common.c (c_common_attribute_table): Permit deprecated
20309 attribute to take an optional argument.
20310 (handle_deprecated_attribute): If the optional argument to
20311 __attribute__((deprecated)) is not a string ignore the attribute
20312 and emit a warning.
20314 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20315 * c-typeck.c (build_component_ref): Likewise.
20316 (build_external_ref): Likewise.
20318 * toplev.c (warn_deprecated_use): Add an attribute argument.
20319 Emit the message associated with __attribute__((deprecated)).
20321 * toplev.h (warn_deprecated_use): Updated.
20323 * doc/extend.texi: Document new optional parameter to
20324 __attribute__((deprecated))
20326 2009-05-08 Michael Eager <eager@eagercon.com>
20328 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20329 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20331 2009-05-08 Richard Guenther <rguenther@suse.de>
20333 PR tree-optimization/40062
20334 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20335 Avoid exponential behavior.
20337 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20339 PR rtl-optimization/33928
20341 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20342 process_uses, build_single_def_use_links): New.
20343 (update_df): Update use_def_ref.
20344 (forward_propagate_into): Use get_def_for_use instead of use-def
20346 (fwprop_init): Call build_single_def_use_links and let it initialize
20348 (fwprop_done): Free use_def_ref.
20349 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20350 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20351 df_rd_simulate_one_insn): New.
20352 (df_rd_bb_local_compute_process_def): Update head comment.
20353 (df_chain_create_bb): Use the new RD simulation functions.
20354 * df.h (df_rd_simulate_artificial_defs_at_top,
20355 df_rd_simulate_one_insn): New.
20356 * opts.c (decode_options): Enable fwprop at -O1.
20357 * doc/invoke.texi (-fforward-propagate): Document this.
20359 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20362 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20363 and one complex operand specially.
20364 * tree-complex.c (some_nonzerop): Do not identify a real value as
20365 zero if flag_signed_zeros.
20367 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20369 PR rtl-optimization/33928
20370 * loop-invariant.c (record_use): Fix && vs. || mishap.
20372 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20374 PR rtl-optimization/33928
20375 * loop-invariant.c (struct use): Add addr_use_p.
20376 (struct def): Add n_addr_uses.
20377 (struct invariant): Add cheap_address.
20378 (create_new_invariant): Set cheap_address.
20379 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20380 (record_uses): Pass df_ref to record_use.
20381 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20384 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20386 * config/sh/sh.c: Do not include c-pragma.h.
20388 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20390 * config/spu/spu.c: Remove include of c-common.h.
20392 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20395 * c-common.h (mark_valid_location_for_stdc_pragma,
20396 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20397 clear_float_const_decimal64, float_const_decimal64_p): New.
20398 * c.opt (Wunsuffixed-float-constants): New.
20399 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20400 unsuffixed float constant, handle new warning.
20401 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20402 * c-decl.c (c_scope): New flag float_const_decimal64.
20403 (set_float_const_decimal64, clear_float_const_decimal64,
20404 float_const_decimal64_p): New.
20405 (push_scope): Set new flag.
20406 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20407 to use STDC pragmas.
20408 (c_parser_external_declaration): Ditto.
20409 (c_parser_compound_statement_nostart): Ditto.
20410 * c-pragma.c (valid_location_for_stdc_pragma,
20411 mark_valid_location_for_stdc_pragma,
20412 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20413 handle_pragma_float_const_decimal64): New.
20414 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20415 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20416 set_float_const_decimal64, clear_float_const_decimal64,
20417 float_const_decimal64_p): New dummy functions.
20418 * doc/extend.texi (Decimal Float): Remove statement that the
20419 pragma, and suffix for double constants, are not supported.
20420 * doc/invoke.texi (Warning Options): List new option.
20421 (-Wunsuffixed-float-constants): New.
20423 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20425 * config/i386/i386.c: Do not include c-common.h.
20427 2009-05-07 Mark Heffernan <meheff@google.com>
20429 * doc/invoke.texi (Debugging Options): Document change of debugging
20431 * opts.c (decode_options): Make dump_base_name relative to
20432 aux_base_name directory.
20434 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20436 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20437 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20439 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20441 * Makefile.in (install-plugin): Simplify a bit.
20443 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20445 * Makefile.in (OBJS-common): Add regcprop.o.
20447 * timevar.def (TV_CPROP_REGISTERS): New.
20448 * regrename.c (regrename_optimize): Return 0.
20449 (rest_of_handle_regrename): Delete.
20450 (pass_rename_registers): Point to regrename_optimize.
20451 (struct value_data_entry, struct value_data,
20452 kill_value_one_regno, kill_value_regno, kill_value,
20453 set_value_regno, init_value_data, kill_clobbered_value,
20454 kill_set_value, kill_autoinc_value, copy_value,
20455 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20456 replace_oldest_value_reg, replace_oldest_value_addr,
20457 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20458 debug_value_data, validate_value_data): Move...
20459 * regcprop.c: ... here.
20460 (rest_of_handle_cprop): Delete.
20461 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20463 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20465 PR middle-end/40057
20466 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20467 GEN_INT for 1 << bitnum.
20468 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20469 build_int_cst_type.
20471 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20473 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20474 Remove wrong description of "nand" operation.
20476 2009-05-06 Richard Guenther <rguenther@suse.de>
20477 Adam Nemet <anemet@caviumnetworks.com>
20479 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20480 comment. Add that if LHS is not a gimple register, then RHS1 has
20481 to be a single object (GIMPLE_SINGLE_RHS).
20483 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20485 * expr.c (get_def_for_expr): Move it up in the file.
20486 (store_field): When expanding a bit-field store, look at the
20487 defining gimple stmt for the masking conversion.
20489 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20491 PR middle-end/39986
20492 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20493 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20494 32-bit memcpy into long.
20496 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20498 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20499 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20501 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20502 instead of appending DW_OP_deref*.
20504 2009-05-06 Michael Matz <matz@suse.de>
20506 PR middle-end/40021
20507 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20508 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20510 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20512 * Makefile.in (install-plugin): Fix srcdir handling.
20514 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20516 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20517 when processing for not_regs_needed bitmap.
20518 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20519 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20520 handling it for rhs.
20522 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20524 * config/i386/i386.md (unnamed inc/dec peephole): Use
20525 optimize_insn_for_size_p instead of optimize_size.
20526 * config/i386/predicates.md (incdec_operand): Likewise.
20527 (aligned_operand): Likewise.
20528 * config/i386/sse.md (divv8sf3): Likewise.
20529 (sqrtv8sf2): Likewise.
20531 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20533 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20535 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20537 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20539 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20540 ssemodesuffixf2c with avxmodesuffixf2c.
20542 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20545 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20547 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20549 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20550 (struct tree_base): Adjust spacing for 8 bit boundaries.
20551 (struct tree_decl_common): Add decl_by_reference_flag bit.
20552 (DECL_BY_REFERENCE): Adjust.
20553 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20554 print DECL_BY_REFERENCE bit.
20555 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20556 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20557 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20558 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20561 PR middle-end/39666
20562 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20563 range of the type, but default label is missing, add it with one
20564 of the existing labels instead of adding a new label for it.
20566 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20570 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20572 * Makefile.in (enable_plugin, plugin_includedir): New.
20573 (install): Depend on install-plugin.
20574 (PLUGIN_HEADERS): New.
20575 (install-plugin): New.
20576 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20578 2009-05-05 Richard Guenther <rguenther@suse.de>
20580 PR tree-optimization/40022
20581 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20583 (phivn_valid_p): Fix tuplification error, simplify.
20584 (phiprop_insert_phi): Add dumps.
20585 (propagate_with_phi): Simplify.
20587 2009-05-05 Richard Guenther <rguenther@suse.de>
20589 PR middle-end/40023
20590 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20592 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20594 * tree.h (strip_float_extensions): Remove duplicate declaration.
20595 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20596 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20597 block_ultimate_origin): Rearrange the declarations line to match the
20598 comment that indicates the .c file which the functions are defined.
20599 (dwarf2out_*, set_decl_rtl): Add comment.
20600 (get_base_address): Adjust comment.
20601 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20602 declarations line and add comment.
20603 (is_builtin_name): Add blank after function name, for clarity.
20605 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20607 * attribs.c (decl_attributes): Use %qE for identifiers in
20609 * cgraphunit.c (verify_cgraph_node): Translate function names to
20610 locale character set in diagnostics.
20611 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20613 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20614 Document that functions are named in UTF-8.
20615 * expr.c (expand_expr_real_1): Translate function names to locale
20616 character set in diagnostics.
20617 * gimplify.c (omp_notice_variable, omp_is_private,
20618 gimplify_scan_omp_clauses): Use %qE for identifiers in
20620 * langhooks.c (lhd_print_error_function): Translate function names
20621 to locale character set.
20622 * langhooks.h (decl_printable_name): Document that return value is
20623 in internal character set.
20624 * stmt.c: Include pretty-print.h
20625 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20627 (resolve_operand_name_1): Translate named operand name to locale
20629 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20631 * toplev.c (announce_function): Translate function names to locale
20633 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20634 (default_tree_printer): Use pp_identifier or translate identifiers
20635 to locale character set. Mark "<anonymous>" for translation.
20636 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20637 for identifiers in diagnostics.
20638 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20640 * varasm.c (output_constructor): Use %qE for identifiers in
20643 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20645 * configure.ac: use ` ` instead of $()
20646 * configure: Regenerate.
20648 2009-05-05 Ben Elliston <bje@au.ibm.com>
20650 * config/pa/linux-atomic.c: Eliminate conditional include of
20651 errno.h on non-LP64 systems to simplify build requirements.
20653 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20655 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20657 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20658 and pass value to identifier_to_locale.
20659 (warn_variable_length_array): Make name a tree.
20660 (grokdeclarator): Separate diagnostic texts for named and unnamed
20661 declarators. Use %qE for named declarators.
20662 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20664 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20665 identifiers in diagnostics.
20666 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20667 identifier_to_locale. Mark "anonymous" strings for translation.
20669 2009-05-04 Michael Eager <eager@eagercon.com>
20671 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20672 address for DImode/DFmode only if double-precision FP regs.
20674 2009-05-04 Michael Eager <eager@eagercon.com>
20676 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20677 TARGET_SINGLE_FLOAT check.
20679 2009-05-04 Michael Eager <eager@eagercon.com>
20681 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20683 2009-05-04 Michael Eager <eager@eagercon.com>
20685 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20686 * config/rs6000/t-xilinx: New
20688 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20690 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20691 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20692 * gcc/explow.c (memory_address): Use target hook.
20693 * gcc/targhooks.c (default_legitimize_address): New.
20694 * gcc/targhooks.h (default_legitimize_address): New.
20695 * gcc/target.h (legitimize_address): New.
20696 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20697 (TARGET_INITIALIZER): Include it.
20698 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20700 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20701 * config/bfin/bfin.c (legitimize_address): Remove.
20702 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20703 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20705 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20706 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20708 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20709 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20710 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20711 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20712 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20713 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20714 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20715 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20716 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20717 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20718 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20719 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20720 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20721 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20722 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20723 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20724 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20725 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20726 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20727 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20728 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20729 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20730 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20732 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20733 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20734 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20735 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20736 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20737 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20738 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20739 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20740 (thumb_legitimize_address): Delete.
20741 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20742 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20743 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
20744 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
20745 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
20746 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
20748 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
20751 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
20752 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
20753 * config/m32r/m32r.c (m32r_legitimize_address): New.
20754 * config/m68k/m68k.c (m68k_legitimize_address): New.
20755 * config/score/score.c (score_legitimize_address): Standardize.
20756 * config/score/score3.c (score3_legitimize_address): Standardize.
20757 * config/score/score3.h (score3_legitimize_address): Adjust.
20758 * config/score/score7.c (score7_legitimize_address): Standardize.
20759 * config/score/score7.h (score7_legitimize_address): Adjust.
20760 * config/sh/sh.c (sh_legitimize_address): New.
20761 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
20763 * gcc/config/s390/s390.c (legitimize_address): Rename to...
20764 (s390_legitimize_address): ... this.
20765 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
20766 (sparc_legitimize_address): ... this.
20767 * gcc/config/i386/i386.c (legitimize_address): Rename to...
20768 (ix86_legitimize_address): ... this.
20769 * gcc/config/avr/avr.c (legitimize_address): Rename to...
20770 (avr_legitimize_address): ... this.
20771 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
20772 (mn10300_legitimize_address): ... this.
20773 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
20774 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
20775 (alpha_expand_mov): Adjust call.
20777 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
20778 * config/spu/spu.c (spu_legitimize_address): Likewise.
20779 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
20780 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
20782 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20784 * intl.c (locale_encoding, locale_utf8): New.
20785 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
20786 * intl.h (locale_encoding, locale_utf8): Declare.
20787 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
20788 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
20790 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
20792 (pp_tree_identifier): Define to call pp_base_tree_identifier.
20793 (pp_base_tree_identifier): Declare as function.
20794 (identifier_to_locale): Declare.
20795 * Makefile.in (pretty-print.o): Update dependencies.
20796 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
20798 2009-05-04 Richard Guenther <rguenther@suse.de>
20800 PR middle-end/40015
20801 * builtins.c (fold_builtin_memory_op): Do not decay to element
20802 type if the size matches the whole array.
20804 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20806 * expmed.c (synth_mult): When trying out a shift, pass the result
20809 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
20811 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
20812 (shiftsub1_cost): New.
20813 (init_expmed): Compute shiftsub1_cost.
20814 (synth_mult): Optimize multiplications by constants of the form
20815 -(2^^m-1) for some constant positive integer m.
20817 2009-05-03 Richard Guenther <rguenther@suse.de>
20820 * c-typeck.c (array_to_pointer_conversion): Do not built
20821 ADDR_EXPRs of arrays of pointer-to-element type.
20822 * c-gimplify.c (c_gimplify_expr): Revert change fixing
20823 up wrong ADDR_EXPRs after-the-fact.
20824 * c-common.c (strict_aliasing_warning): Strip pointer
20825 conversions for obtaining the original type.
20826 * builtins.c (fold_builtin_memset): Handle array types.
20827 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
20830 2009-05-03 Richard Guenther <rguenther@suse.de>
20832 PR middle-end/23329
20833 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
20834 Do not lose casts from array types with unknown extent to array
20835 types with known extent.
20836 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
20837 alias set compatibility.
20839 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
20841 * flags.h (extra_warnings): Delete.
20842 * toplev.c (process_options): Handle Wuninitialized here.
20843 * opts.c (extra_warnings): Delete.
20844 (set_Wextra): Delete.
20845 (common_handle_option): -Wextra can be handled automatically.
20846 * c-opts.c (c_common_handle_option): Delete obsolete code.
20847 (c_common_post_options): Simplify comment.
20848 * common.opt (W): Add Var.
20850 (Wuninitialized): Initialize to -1.
20852 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
20853 Richard Guenther <rguenther@suse.de>
20855 * expr.c (get_def_for_expr): New function.
20856 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
20857 SSA rather than trees.
20858 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
20859 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
20861 2009-05-03 Joseph Myers <joseph@codesourcery.com>
20863 * c-common.c (reswords): Add _Imaginary.
20864 * c-common.c (enum rid): Add RID_IMAGINARY.
20866 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
20868 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
20869 Patch by Richard Guenther.
20871 2009-05-03 Anatoly Sokolov <aesok@post.ru>
20873 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
20874 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
20875 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
20876 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
20877 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
20878 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
20879 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
20880 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
20881 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
20882 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
20883 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
20884 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
20885 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
20886 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
20887 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
20888 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
20889 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
20890 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
20892 2009-05-02 Richard Guenther <rguenther@suse.de>
20894 PR tree-optimization/39940
20895 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
20898 2009-05-02 Richard Guenther <rguenther@suse.de>
20900 PR middle-end/40001
20901 * tree-ssa.c (execute_update_addresses_taken): Properly check
20902 if we can mark a variable DECL_GIMPLE_REG_P.
20903 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
20904 back to the end of the function.
20905 (is_gimple_reg_type): Remove complex type special casing.
20906 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
20909 2009-05-02 Ben Elliston <bje@au.ibm.com>
20911 * doc/collect2.texi (Collect2): Document search path behaviour
20912 when configured with --with-ld.
20914 2009-05-02 Jan Hubicka <jh@suse.cz>
20916 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
20917 parameter; update callers.
20918 (coalesce_cost_edge): EH edges are costier because they needs
20919 splitting even if not critical and even more costier when there are
20920 multiple EH predecestors.
20922 2009-05-02 Jan Hubicka <jh@suse.cz>
20924 * except.c (remove_eh_handler_and_replace): Handle updating after
20925 removing TRY blocks.
20927 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
20929 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
20931 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
20933 * varasm.c: Do not include c-pragma.h.
20934 * attribs.c: Do not incude c-common.h.
20936 2009-05-01 Michael Matz <matz@suse.de>
20938 * calls.c (initialize_argument_information): Handle SSA names like
20939 decls with a non MEM_P DECL_RTL.
20941 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20943 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
20944 * ipa-utils.c: Likewise.
20945 * ipa-type-escape.c: Likewise.
20946 * cgraphunit.c Do not include c-common.h.
20947 * ipa-pure-const.c: Likewise.
20948 * tree-if-conv.c: Likewise.
20949 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
20950 * ipa-struct-reorg.c: Likewise.
20951 * tree-nomudflap.c: Likewise.
20952 * tree-ssa-structalias.c: Likewise.
20954 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
20956 * store-motion.c: Many cleanups to make this pass a first-class
20957 citizen instead of an appendix to gcse load motion. Add TODO list
20958 to make this pass faster/cleaner/better.
20960 (struct ls_expr): Post gcse.c-split cleanups.
20961 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
20962 "stores" field to "avail_stores".
20963 (pre_ldst_mems): Rename to store_motion_mems.
20964 (pre_ldst_table): Rename to store_motion_mems_table.
20965 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
20966 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
20967 (ldst_entry): Rename to st_expr_entry, update users.
20968 (free_ldst_entry): Rename to free_st_expr_entry, update users.
20969 (free_ldst_mems): Rename to free_store_motion_mems, update users.
20970 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
20972 (first_ls_expr): Rename to first_st_expr, update users.
20973 (next_ls_expr): Rename to next_st_expr, update users.
20974 (print_ldst_list): Rename to print_store_motion_mems. Print names of
20975 fields properly for store motion instead of names inherited from load
20977 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
20978 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
20981 (ae_kill): Rename to st_kill, update users.
20982 (ae_gen): Rename to st_avloc, update users.
20983 (transp): Rename to st_transp, update users.
20984 (pre_insert_map): Rename to st_insert_map, update users.
20985 (pre_delete_map): Rename to st_delete_map, update users.
20986 (insert_store, build_store_vectors, free_store_memory,
20987 one_store_motion_pass): Update for abovementioned changes.
20989 (gcse_subst_count, gcse_create_count): Remove.
20990 (one_store_motion_pass): New statistics counters "n_stores_deleted"
20991 and "n_stores_created", local variables.
20993 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
20996 (regvec, compute_store_table_current_insn): Remove.
20997 (reg_set_info, reg_clear_last_set): Remove.
20998 (compute_store_table): Use DF caches instead of local dataflow
21001 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21003 * c-objc-common.c (c_tree_printer): Print identifiers with
21004 pp_identifier, not pp_string. Mark "({anonymous})" for
21006 * c-pretty-print.c (pp_c_ws_string): New.
21007 (pp_c_cv_qualifier, pp_c_type_specifier,
21008 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21009 pp_c_storage_class_specifier, pp_c_function_specifier,
21010 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21011 pp_c_primary_expression, pp_c_postfix_expression,
21012 pp_c_unary_expression, pp_c_shift_expression,
21013 pp_c_relational_expression, pp_c_equality_expression,
21014 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21015 use pp_string and pp_c_ws_string in place of pp_identifier and
21016 pp_c_identifier for non-identifiers. Mark English strings for
21018 * c-pretty-print.h (pp_c_ws_string): Declare.
21020 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21021 Roland McGrath <roland@redhat.com>
21023 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21024 (ENABLE_LD_BUILDID): New configuration option.
21025 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21026 (LINK_BUILDID_SPEC): New macro.
21027 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21029 * doc/install.texi: Document --enable-linker-build-id option.
21030 * configure: Rebuild.
21031 * config.in: Rebuild.
21033 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21035 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21036 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21037 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21038 MIPS_GP_SAVE_AREA_SIZE.
21039 * config/mips/mips.c (struct mips_frame_info): Update comment
21040 before arg_pointer_offset and hard_frame_pointer_offset.
21041 (mips_compute_frame_info): Update diagram before function: to
21042 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21043 indicate the position of frame_pointer_rtx with -fstack-protector and
21044 to show args_size. Don't allocate cprestore area for leaf functions
21045 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21047 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21049 2009-04-30 Michael Matz <matz@suse.de>
21051 PR tree-optimization/39955
21052 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21054 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21056 * ira.c (setup_cover_and_important_classes): Use safe macro
21057 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21059 * genpreds.c (write_tm_preds_h): Output suitable definition of
21060 REG_CLASS_FOR_CONSTRAINT.
21062 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21064 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21066 * bitmap.c (bitmap_descriptor): Likewise.
21067 * ggc-common.c (loc_descriptor): Likewise.
21068 * varray.c (varray_descriptor): Likewise.
21069 * vec.c (vec_descriptor): Likewise.
21071 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21073 * Makefile.in (dce.o): Add $(EXCEPT_H).
21074 * dce.c: Include except.h and delete redundant vector definitions.
21075 (deletable_insn_p): Return false for non-call insns that can throw
21078 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21080 * gcse.c (ae_gen): Remove.
21081 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21082 and make non-static function to make it available in store-motion.c.
21083 Update call sites with search-and-replace.
21084 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21085 extract_mentioned_regs, extract_mentioned_regs_helper,
21086 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21087 store_killed_in_insn, store_killed_after, store_killed_before,
21088 build_store_vectors, insert_insn_start_basic_block, insert-store,
21089 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21090 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21091 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21092 * store-motion.c: ...new file. Also copy data structures from gcse.c
21093 and clean up to remove parts not used by store motion.
21094 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21095 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21097 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21100 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21101 when optimizing for size.
21103 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21105 * gcse.c (gcse_constant_p): Fix typo in last change.
21107 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21109 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21111 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21113 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21115 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21117 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21118 CONST_HIGH_PART result.
21120 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21122 * config/avr/avr.c (initial_elimination_offset): Rename to
21123 avr_initial_elimination_offset.
21124 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21125 change return type to bool.
21126 (avr_can_eliminate): New function.
21127 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21128 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21129 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21130 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21131 avr_initial_elimination_offset.
21132 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21133 (avr_initial_elimination_offset): Define.
21135 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21136 Steven Bosscher <steven@gcc.gnu.org>
21138 PR rtl-optimization/39938
21139 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21140 * cfgrtl.c: Include insn-attr.h.
21141 (rest_of_pass_free_cfg): New function.
21142 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21143 * resource.c (init_resource_info): Remove call to df_analyze.
21145 2009-04-29 Richard Guenther <rguenther@suse.de>
21148 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21149 allow conversion to signed integers.
21151 2009-04-29 Richard Guenther <rguenther@suse.de>
21153 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21154 shifts of floating point vectors if the shift amount is
21155 a constant multiple of the element size.
21157 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21158 Michael Matz <matz@suse.de>
21160 PR middle-end/39927
21162 * tree-outof-ssa.c (emit_partition_copy): New function.
21163 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21164 insert_part_to_rtx_on_edge): Perform the partition base var
21165 copy using emit_partition_copy.
21166 (insert_value_copy_on_edge): Convert constants to the right mode.
21167 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21168 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21170 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21172 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21173 scan backwards to try to find a constant to initialize it.
21175 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21176 insn before the loop_end instruction, don't look past labels.
21178 2009-04-29 Richard Guenther <rguenther@suse.de>
21180 PR middle-end/39937
21181 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21182 loose type conversions.
21183 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21184 stmts only if there are no uses of its definition.
21186 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21188 * config/bfin/bfin.h (splitting_loops): Declare.
21189 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21190 Reorder bit definitions to be ascending.
21191 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21192 * config/bfin/bfin.c (splitting_loops): New variable.
21193 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21194 (struct loop_info): Remove members INIT and LOOP_INIT.
21195 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21196 the LSETUP sequence. Allow LC to be loaded from any register, but
21197 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21198 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21200 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21201 of reload_completed.
21204 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21206 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21208 * Makefile.in (PLUGIN_VERSION_H): New.
21209 (OBJS-common): Remove plugin-version.o.
21210 (plugin.o): Depend on (PLUGIN_VERSION_H).
21211 (plugin-version.o): Remove.
21212 * configure: Regenerate
21213 * configure.ac: Create plugin-version.h.
21214 * gcc-plugin.h (plugin_gcc_version): Remove.
21215 (plugin_default_version_check): Change signature.
21216 * plugin-version.c: Remove.
21217 * plugin.c: Include plugin-version.h.
21218 (str_plugin_gcc_version_name): Remove.
21219 (try_init_one_plugin): Pass gcc version to plugin_init.
21220 (plugin_default_version_check): Both gcc and plugin versions are now
21223 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21225 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21226 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21227 Remove special case testing for last insn of inner loops. Don't fail
21228 if the loop ends with a jump, emit an extra nop instead.
21230 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21231 DREGS rather than comparing directly. Remove code that tries to
21232 account for latencies.
21234 2009-04-29 Richard Guenther <rguenther@suse.de>
21236 PR tree-optimization/39941
21237 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21238 eliminating an indirect call.
21240 2009-04-29 Richard Guenther <rguenther@suse.de>
21242 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21243 parameter. Allow invariants as base if !require_lvalue.
21244 (verify_gimple_assign_single): Adjust.
21246 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21248 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21249 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21250 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21251 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21252 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21254 * config/bfin/bfin.c (bfin_expand_builtin,
21255 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21257 2009-04-28 Richard Guenther <rguenther@suse.de>
21259 * tree-vect-loop.c (get_initial_def_for_induction): Use
21260 correct types for pointer increment.
21262 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21264 * toplev.c (print_version): Update GMP version string calculation.
21266 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21268 PR rtl-optimization/39938
21269 * resource.c (init_resource_info): Add call to df_analyze.
21271 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21273 * config/alpha/alpha.md (usegp): Cast the result of
21274 alpha_find_lo_sum_using_gp to enum attr_usegp.
21275 * config/alpha/alpha.c (override_options): Remove end-of-structure
21276 marker element from cpu_table. Use array size of cpu_table to handle
21277 -mcpu and -mtune options.
21278 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21280 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21282 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21283 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21284 tune_32 and tune_64.
21285 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21286 support on PowerPC.
21287 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21288 * config/rs6000/option-defaults.h: ... here. New file.
21289 (OPT_64, OPT_32): Define.
21290 (MASK_64BIT): Define to 0 if not already defined.
21291 (OPT_ARCH64, OPT_ARCH32): Define.
21292 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21295 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21297 * config/arm/arm.c (arm_override_options): Emit error on using
21300 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21302 PR rtl-optimization/39914
21303 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21304 registers for allocnos created from user-defined variables only
21305 when not optimizing.
21307 2009-04-28 Richard Guenther <rguenther@suse.de>
21309 PR middle-end/39937
21310 * fold-const.c (fold_binary): Use distribute_real_division only
21313 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21315 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21316 add hpux-stdint.h to tm_file.
21317 (hppa[12]*-*-hpux11*): Ditto.
21318 (ia64*-*-hpux*): Ditto.
21319 * config/hpux-stdint.h: New.
21320 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21321 __STDC_EXT__ for all compiles.
21322 * config/pa/pa-hpux.h: Ditto.
21323 * config/pa/pa-hpux10.h: Ditto.
21324 * config/pa/pa-hpux11.h: Ditto.
21326 2009-04-28 Catherine Moore <clm@codesourcery.com>
21328 * debug.h (set_name): Add comment.
21330 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21333 * config/darwin.c (machopic_gen_offset): Check
21334 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21335 * config/arm/arm.c (require_pic_register): Likewise.
21337 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21339 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21340 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21341 m32c_promote_prototypes): Delete.
21343 2009-04-28 Michael Matz <matz@suse.de>
21345 PR middle-end/39922
21346 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21349 2009-04-28 Richard Guenther <rguenther@suse.de>
21351 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21353 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21355 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21356 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21357 * config/arm/arm-tune.md: Regenerate.
21359 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21361 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21362 block if there are complex incoming edges.
21363 (sel_merge_blocks): Remove useless assert.
21364 (sel_redirect_edge_and_branch): Check that edge was redirected.
21365 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21366 (sel_find_rgns): Delete declaration.
21367 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21368 the region when it is not a preheader.
21370 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21373 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21375 2009-04-28 Richard Guenther <rguenther@suse.de>
21377 * tree.h (SSA_NAME_VALUE): Remove.
21378 (struct tree_ssa_name): Remove value_handle member.
21379 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21380 array for jump threading.
21381 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21383 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21384 * tree-flow.h (threadedge_initialize_values): Declare.
21385 (threadedge_finalize_values): Likewise.
21386 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21387 (SSA_NAME_VALUE): Define.
21388 (threadedge_initialize_values): New function.
21389 (threadedge_finalize_values): Likewise.
21390 * tree-ssa-dom.c (ssa_name_values): New global variable.
21391 (SSA_NAME_VALUE): Define.
21392 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21394 2009-04-28 Ira Rosen <irar@il.ibm.com>
21396 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21397 Use REPORT_VECTORIZED_LOCATIONS instead
21398 REPORT_VECTORIZED_LOOPS.
21399 * tree-vectorizer.c (vect_verbosity_level): Make static.
21400 (vect_loop_location): Rename to vect_location.
21401 (vect_set_verbosity_level): Update comment.
21402 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21404 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21405 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21406 instead REPORT_UNVECTORIZED_LOOPS.
21407 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21408 and vect_loop_def to vect_external_def and vect_internal_def.
21409 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21410 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21411 REPORT_UNVECTORIZED_LOCATIONS.
21412 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21413 and vect_used_in_loop and to vect_unused_in_scope and
21414 vect_used_in_scope.
21415 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21416 (vect_verbosity_level): Remove declaration.
21417 (vect_analyze_operations): Likewise.
21418 (vect_analyze_stmt): Declare.
21419 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21420 REPORT_UNVECTORIZED_LOCATIONS.
21421 (vect_get_loop_niters): Fix indentation.
21422 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21423 (vect_analyze_loop_operations): New function.
21424 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21425 vect_analyze_operations.
21426 (vect_is_simple_reduction): Use new names.
21427 (vectorizable_live_operation, vect_transform_loop): Likewise.
21428 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21429 to specify whether the data references can be a part of interleaving
21431 (vect_analyze_data_ref_dependence): Use new names.
21432 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21433 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21434 * tree-vect-patterns.c (widened_name_p): Use new names.
21435 (vect_recog_dot_prod_pattern): Likewise.
21436 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21437 (process_use, vect_mark_stmts_to_be_vectorized,
21438 vect_model_simple_cost, vect_model_store_cost,
21439 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21440 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21441 vectorizable_operation, vectorizable_type_demotion,
21442 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21443 vectorizable_condition): Likewise.
21444 (vect_analyze_operations): Split into vect_analyze_loop_operations
21446 (vect_analyze_stmt): ... new function.
21447 (new_stmt_vec_info): Use new names.
21448 (vect_is_simple_use): Use new names and fix comment.
21449 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21450 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21452 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21455 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21456 and integer modes for x87 operands. Do not ICE for unsupported size,
21457 generate error instead. Generate error for unsupported operand types.
21458 ['z']: Do not handle HImode memory operands specially. Warning
21459 for floating-point operands. Fallthru to 'Z' for unsupported operand
21460 types. Do not ICE for unsupported size, generate error instead.
21461 (output_387_binary_op): Use %Z to output operands.
21462 (output_fp_compare): Ditto.
21463 (output_387_reg_move): Ditto.
21465 2009-04-28 Ben Elliston <bje@au.ibm.com>
21470 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21472 * builtins.c (c_strlen): Do not warn here.
21473 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21474 * c-common.c (pointer_int_sum): Take an explicit location.
21475 Warn about offsets out of bounds.
21476 * c-common.h (pointer_int_sum): Adjust declaration.
21478 2009-04-27 Ian Lance Taylor <iant@google.com>
21480 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21482 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21483 * df-core.c (df_set_flags): Change return type to int. Change
21484 type of old_flags to int.
21485 (df_clear_flags): Likewise.
21486 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21487 (df_get_conditional_uses): Likewise.
21488 * df.h (df_set_flags, df_clear_flags): Update declarations.
21489 * dwarf2out.c (struct indirect_string_node): Change type of form
21490 field to enum dwarf_form.
21491 (AT_string_form): Change return type to enum dwarf_form.
21492 * fixed-value.c (fixed_compare): Add cast to enum type.
21493 * fwprop.c (update_df): Change 0 to VOIDmode.
21494 * gensupport.c: Change 0 to UNKNOWN.
21495 * gimple.h (gimple_cond_code): Add cast to enum type.
21496 * haifa-sched.c (reemit_notes): Add cast to enum type.
21497 * hooks.c (hook_int_void_no_regs): Remove function.
21498 * hooks.h (hook_int_void_no_regs): Remove declaration.
21499 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21500 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21501 * real.c (real_arithmetic): Add cast to enum type.
21502 (real_compare): Likewise.
21503 * target.h (struct gcc_target): Change return type of
21504 branch_target_register_class to enum reg_class.
21505 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21506 default_branch_target_register_class.
21507 * targhooks.c (default_branch_target_register_class): New function.
21508 * targhooks.h (default_branch_target_register_class): Declare.
21509 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21510 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21512 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21514 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21515 vect_uninitialized_def. Change 0 to ERROR_MARK.
21516 * tree-vect-stmts.c (supportable_widening_operation): Don't
21517 initialize icode1 and icode2.
21518 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21519 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21521 (cmn_err_flag_specs): Change 0 to STD_C89.
21522 (cmn_err_char_table): Likewise.
21523 * config/arm/arm.c (get_arm_condition_code): Change type of code
21524 to enum arm_cond_code.
21525 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21526 (IWMMXT_BUILTIN2): Likewise.
21527 (neon_builtin_type_bits): Don't define typedef.
21528 (neon_builtin_datum): Change type of bits field to int.
21529 (arm_expand_neon_args): Add cast to enum type.
21530 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21532 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21533 casts to enum type.
21534 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21536 * config/mips/mips.md (jal_macro): Return enum constant.
21537 (single_insn): Likewise.
21538 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21540 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21541 casts to enum type.
21542 * config/s390/s390.c (s390_tune_flags): Change type to int.
21543 (s390_arch_flags): Likewise.
21544 (s390_handle_arch_option): Change flags field of struct pta to int.
21545 * config/s390/s390.h (s390_tune_flags): Update declaration.
21546 (s390_arch_flags): Likewise.
21547 * config/sh/sh.c (prepare_move_operands): Compare
21548 tls_symbolic_operand result with enum constant.
21549 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21550 (sh_expand_prologue): Add cast to enum type.
21551 (sh_expand_epilogue): Likewise.
21552 (tls_symbolic_operand): Change return type to enum tls_model.
21553 (fpscr_set_from_mem): Add cast to enum type.
21554 (legitimize_pic_address): Compare tls_symbolic_operand result with
21556 (sh_target_reg_class): Change return type to enum reg_class.
21557 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21559 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21560 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21561 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21562 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21563 (delayed_branch, tls_call_delay): Likewise.
21564 (eligible_for_sibcall_delay): Likewise.
21565 (eligible_for_return_delay): Likewise.
21566 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21567 (spu_expand_builtin_1): Likewise.
21569 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21570 for all types of conversions.
21571 (output_init_element): Issue -Wc++-compat warning if needed when
21572 initializing a bitfield with enum type.
21573 * c-parser.c (c_parser_expression): Set original_type to
21574 original_type of right hand operand of comma operator.
21576 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21578 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21580 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21581 * doc/cpp.texi (Standard Predefined Macros)
21582 (Implementation-defined behavior): Likewise.
21583 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21584 * doc/gimple.texi (GIMPLE Exception Handling)
21585 (@code{GIMPLE_ASSIGN}): Likewise.
21586 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21587 * doc/invoke.texi (Warning Options, Optimize Options)
21588 (AVR Options, Darwin Options): Likewise.
21589 (Optimize Options): Reformulate -fwhole-program description.
21590 * doc/loop.texi (Lambda): Likewise.
21591 * doc/md.texi (Output Template, Define Constraints)
21592 (Standard Names, Insn Splitting): Likewise.
21593 * doc/options.texi (Option properties): Likewise.
21594 * doc/passes.texi (Tree-SSA passes): Likewise.
21595 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21596 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21597 (File Names and DBX): Likewise.
21598 * doc/trouble.texi (Incompatibilities): Likewise.
21600 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21602 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21603 instruction is correct.
21605 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21607 Allow non-constant arguments to conversion intrinsics.
21608 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21609 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21610 * spu.c (print_operand): Handle 'v' and 'w'.
21611 (exp2_immediate_p, spu_gen_exp2): Define.
21612 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21613 spu_convtf_1): Update parameter descriptions.
21614 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21615 * constraints.md ('v', 'w'): New.
21616 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21618 (i2f, I2F): New define_mode_attr.
21619 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21620 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21621 fixuns_truncv4sfv4si2): Update to use mode attribute.
21622 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21623 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21624 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21625 patterns for combine.
21627 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21629 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21630 (cprop, hoist, pre, store_motion): New debug counters.
21631 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21632 is not an RTL pass anymore.
21633 (pass_profiling): Remove extern decl for pass removed in 2005.
21634 (pass_gcse, pass_jump_bypass): Remove.
21635 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21636 to 0 for clean state.
21637 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21638 * cse.c (gate_handle_cse_after_global_opts,
21639 rest_of_handle_cse_after_global_opts): New functions.
21640 (pass_cse_after_global_opts): New pass, does local CSE.
21641 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21642 (TV_CPROP): New timevar.
21643 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21644 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21645 (gcse_main, recompute_all_luids): Remove.
21646 (compute_hash_table_work): Call max_reg_num instead of reading
21648 (cprop_jump): Don't set run_jump_opt_after_gcse.
21649 (constprop_register): Always allow to alter jumps.
21650 (cprop_insn): Likewise.
21651 (do_local_cprop): Likewise.
21652 (local_cprop_pass): Likewise. Return non-zero if something changed.
21653 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21654 (find_implicit_sets): Add note about missed optimization opportunity.
21655 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21656 pass_rtl_cprop execute function.
21657 Don't bother tracking the pass number, each pass gets its own dumpfile
21659 Always allow to alter jumpsand bypass jumps.
21660 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21661 will just find no suitable set.
21662 (pre_edge_insert): Fix dumping, this function is for PRE only.
21663 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21664 pass_rtl_pre execute function.
21665 (hoist_code): Return non-zero if something changed. Keep track of
21666 substitutions and insertions for statistics gathering similar to PRE.
21667 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21668 called from the pass_rtl_hoist execute function. Show pass statistics.
21669 (compute_store_table): Use max_reg_num directly instead of using the
21670 formerly global max_gcse_regno.
21671 (build_store_vectors): Likewise.
21672 (replace_store_insn): Fix dumping.
21673 (store_motion): Rename to ...
21674 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21675 pass, called from the pass_rtl_store_motion execute function. Keep
21676 track of substitutions and insertions for statistics gathering similar
21678 (bypass_jumps): Remove, fold interesting bits into ...
21679 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21680 from the pass_rtl_cprop execute function.
21681 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21682 pass_jump_bypass): Remove.
21683 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21684 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21685 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21686 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21687 (gate_rtl_store_motion, execute_rtl_store_motion,
21688 pass_rtl_store_motion): New.
21689 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21690 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21691 * passes.c (init_optimization_passes): Remove pass_gcse and
21692 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21693 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21694 instead of pass_jump_bypass.
21696 2009-04-27 Richard Guenther <rguenther@suse.de>
21698 PR middle-end/39928
21699 * gimplify.c (gimplify_expr): If we are required to create
21700 a temporary make sure it ends up as register.
21702 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21705 * config/i386/i386.c (construct_container): Don't call
21706 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21707 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21709 2009-04-27 Michael Matz <matz@suse.de>
21711 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21712 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21713 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21714 (dump_replaceable_exprs): Take a bitmap.
21715 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21717 (expand_gimple_basic_block): Likewise.
21718 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21719 replaceable_expressions member a bitmap.
21720 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21721 (mark_replaceable): Likewise.
21722 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21723 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21725 2009-04-27 Richard Guenther <rguenther@suse.de>
21727 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21728 (verify_stmts): Dispatch to gimple/type verification code.
21729 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21730 issue with call argument types.
21732 2009-04-27 Michael Matz <matz@suse.de>
21734 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21735 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21738 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21739 Eric Botcazou <ebotcazou@adacore.com>
21741 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21742 a label's basic block.
21743 (mark_target_live_regs): Tidy and rework obsolete comments.
21744 Change back DF problem to LIVE. If a label starts a basic block,
21745 assume that all registers that used to be live then still are.
21746 (init_resource_info): If a label starts a basic block, set its
21747 BLOCK_FOR_INSN accordingly.
21748 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
21750 2009-04-27 Richard Guenther <rguenther@suse.de>
21752 * tree-flow-inline.h (function_ann): Remove.
21753 (get_function_ann): Likewise.
21754 * tree-dfa.c (create_function_ann): Remove.
21755 * tree-flow.h (struct static_var_ann_d): Remove.
21756 (struct function_ann_d): Likewise.
21757 (union tree_ann_d): Remove fdecl member.
21758 (function_ann_t): Remove.
21759 (function_ann, get_function_ann, create_function_ann): Remove
21762 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
21764 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
21766 2009-04-27 Jan Hubicka <jh@suse.cz>
21768 * ipa-pure-const.c (struct funct_state_d): New fields
21769 state_previously_known, looping_previously_known; remove
21770 state_set_in_source.
21771 (analyze_function): Use new fields.
21772 (propagate): Avoid assumption that state_set_in_source imply
21775 * tree-ssa-loop-niter.c (finite_loop_p): New function.
21776 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
21777 * cfgloop.h (finite_loop_p): Declare.
21779 2009-04-26 Michael Matz <matz@suse.de>
21781 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
21783 2009-04-26 Michael Matz <matz@suse.de>
21785 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
21786 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
21787 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
21788 pass_mark_used_blocks): Remove.
21789 * tree-optimize.c (pass_free_datastructures,
21790 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
21791 * passes.c (init_optimization_passes): Don't call
21792 pass_mark_used_blocks, remove dead code.
21794 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
21796 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
21797 * tree-ssa-live.h (register_ssa_partition): Likewise.
21799 2009-04-26 Michael Matz <matz@suse.de>
21802 * builtins.c (fold_builtin_next_arg): Handle SSA names.
21803 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
21804 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
21806 (compare_pairs): Swap cost comparison.
21807 (coalesce_ssa_name): Don't use change_partition_var.
21808 * tree-nrv.c (struct nrv_data): Add modified member.
21809 (finalize_nrv_r): Set it.
21810 (tree_nrv): Use it to update statements.
21811 (pass_nrv): Require PROP_ssa.
21812 * tree-mudflap.c (mf_decl_cache_locals,
21813 mf_build_check_statement_for): Use make_rename_temp.
21814 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
21815 * alias.c (find_base_decl): Handle SSA names.
21816 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
21817 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
21818 * rtl.h (set_reg_attrs_for_parm): Declare.
21819 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
21820 to "optimized", remove unused locals at finish.
21821 (execute_free_datastructures): Make global, call
21822 delete_tree_cfg_annotations.
21823 (execute_free_cfg_annotations): Don't call
21824 delete_tree_cfg_annotations.
21826 * ssaexpand.h: New file.
21827 * expr.c (toplevel): Include ssaexpand.h.
21828 (expand_assignment): Handle SSA names the same as register variables.
21829 (expand_expr_real_1): Expand SSA names.
21830 * cfgexpand.c (toplevel): Include ssaexpand.h.
21831 (SA): New global variable.
21832 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
21833 (SSAVAR): New macro.
21834 (set_rtl): New helper function.
21835 (add_stack_var): Deal with SSA names, use set_rtl.
21836 (expand_one_stack_var_at): Likewise.
21837 (expand_one_stack_var): Deal with SSA names.
21838 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
21839 before unique numbers.
21840 (expand_stack_vars): Use set_rtl.
21841 (expand_one_var): Accept SSA names, add asserts for them, feed them
21842 to above subroutines.
21843 (expand_used_vars): Expand all partitions (without default defs),
21844 then only the local decls (ignoring those expanded already).
21845 (expand_gimple_cond): Remove edges when jumpif() expands an
21846 unconditional jump.
21847 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
21848 or remove abnormal edges. Ignore insns setting the LHS of a TERed
21850 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
21851 members of SA; deal with PARM_DECL partitions here; expand
21852 all PHI nodes, free tree datastructures and SA. Commit instructions
21853 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
21854 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
21855 info and statements at start, collect garbage at finish.
21856 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
21857 (VAR_ANN_PARTITION) Remove.
21858 (change_partition_var): Don't declare.
21859 (partition_to_var): Always return SSA names.
21860 (var_to_partition): Only accept SSA names.
21861 (register_ssa_partition): Only check argument.
21862 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
21864 (delete_var_map): Don't free it.
21865 (var_union): Only accept SSA names, simplify.
21866 (partition_view_init): Mark only useful SSA names as used.
21867 (partition_view_fini): Only deal with SSA names.
21868 (change_partition_var): Remove.
21869 (dump_var_map): Use ssa_name instead of partition_to_var member.
21870 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
21872 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
21873 (struct _elim_graph): New member const_dests; nodes member vector of
21875 (set_location_for_edge): New static helper.
21876 (create_temp): Remove.
21877 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
21878 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
21879 (new_elim_graph): Allocate const_dests member.
21880 (clean_elim_graph): Truncate const_dests member.
21881 (delete_elim_graph): Free const_dests member.
21882 (elim_graph_size): Adapt to new type of nodes member.
21883 (elim_graph_add_node): Likewise.
21884 (eliminate_name): Likewise.
21885 (eliminate_build): Don't take basic block argument, deal only with
21886 partition numbers, not variables.
21887 (get_temp_reg): New static helper.
21888 (elim_create): Use it, deal with RTL temporaries instead of trees.
21889 (eliminate_phi): Adjust all calls to new signature.
21890 (assign_vars, replace_use_variable, replace_def_variable): Remove.
21891 (rewrite_trees): Only do checking.
21892 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
21893 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
21894 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
21895 contains_tree_r, MAX_STMTS_IN_LATCH,
21896 process_single_block_loop_latch, analyze_edges_for_bb,
21897 perform_edge_inserts): Remove.
21898 (expand_phi_nodes): New global function.
21899 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
21900 functions, initialize new parameter, remember partitions having a
21902 (finish_out_of_ssa): New global function.
21903 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
21904 don't reset in_ssa_p here, don't disable TER when mudflap.
21905 (pass_del_ssa): Remove.
21906 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
21908 (execute_free_datastructures): Declare.
21909 * Makefile.in (SSAEXPAND_H): New variable.
21910 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
21911 * basic-block.h (commit_one_edge_insertion): Declare.
21912 * passes.c (init_optimization_passes): Move pass_nrv and
21913 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
21914 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
21915 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
21916 (redirect_branch_edge): Deal with super block when expanding, split
21917 out jump patching itself into ...
21918 (patch_jump_insn): ... here, new static helper.
21920 2009-04-26 Michael Matz <matz@suse.de>
21922 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
21923 beyond num_ssa_names.
21924 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
21925 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
21927 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21929 PR inline-asm/39543
21930 * fwprop.c (forward_propagate_asm): New function.
21931 (forward_propagate_and_simplify): Propagate also into __asm, if it
21932 doesn't increase the number of referenced registers.
21935 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
21937 2009-04-26 Jakub Jelinek <jakub@redhat.com>
21939 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
21940 note_nonlocal_vla_type for nonlocal VLAs.
21941 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
21942 contains_remapped_vars, remap_vla_decls): New functions.
21943 (convert_nonlocal_reference_stmt): If not optimizing, call
21944 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
21945 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
21946 if it wasn't found in var_map.
21947 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
21948 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
21949 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
21951 * gimplify.c (nonlocal_vlas): New variable.
21952 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
21954 (gimplify_body): Create and destroy nonlocal_vlas.
21956 * dwarf2out.c (loc_descr_plus_const): New function.
21957 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
21958 mem_loc_descriptor, loc_descriptor_from_tree_1,
21959 descr_info_loc, gen_variable_die): Use it.
21961 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
21962 !TREE_STATIC VAR_DECLs.
21963 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
21964 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
21965 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
21966 DECL_BY_REFERENCE is valid.
21967 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
21968 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
21969 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
21970 Copy DECL_BY_REFERENCE.
21971 (struct nesting_copy_body_data): New type.
21972 (nesting_copy_decl): New function.
21973 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
21974 if they have variable length.
21976 2009-04-26 Michael Matz <matz@suse.de>
21978 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
21979 mark new temporaries for renaming.
21981 2009-04-26 Joseph Myers <joseph@codesourcery.com>
21984 * c-decl.c (global_bindings_p): Return negative value.
21985 (c_variable_size): New. Based on variable_size from
21987 (grokdeclarator): Call c_variable_size not variable_size.
21989 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
21991 * config/i386/i386.c (print_operand) ['z']: Fix typo.
21993 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
21995 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
21996 Redefine it to just use mingw/include.
21997 (ASM_SPEC): Rules for -m32 and -m64.
21998 (LINK_SPEC): Use Likewise.
21999 (SPEC_32): New define.
22000 (SPEC_64): Likewise.
22001 (SUB_LINK_SPEC): Likewise.
22002 (MULTILIB_DEFAULTS): New define.
22003 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22004 Add multilib options.
22005 (MULTILIB_DIRNAMES): Likewise.
22006 (MULTILIB_OSDIRNAMES): Likewise.
22007 (LIBGCC): Likewise.
22008 (INSTALL_LIBGCC): Likewise.
22010 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22013 * c-tree.h (enum c_inline_static_type): New.
22014 (record_inline_static): Declare.
22015 * c-decl.c (struct c_inline_static, c_inline_statics,
22016 record_inline_static, check_inline_statics): New.
22017 (pop_file_scope): Call check_inline_statics.
22018 (start_decl): Call record_inline_static instead of pedwarning
22019 directly for static in inline function.
22020 * c-typeck.c (build_external_ref): Call record_inline_static
22021 instead of pedwarning directly for static referenced in inline
22024 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22026 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22027 not new but only being rescanned.
22028 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22029 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22030 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22031 record_set_info, compute_set, grealloc): Remove.
22032 (recompute_all_luids): New function.
22033 (gcse_main): Don't compute sets, and don't do related memory
22034 allocations/free-ing. If something changed before the end of the
22035 pass, update LUIDs using recompute_all_luids.
22036 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22037 (free_gcse_mem): Don't free it either.
22038 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22039 Use the df insn LUIDs.
22040 (load_killed_in_block): Likewise.
22041 (compute_hash_table_work): Don't compute reg_set_in_block.
22042 (compute_transp): Use DF_REG_DEF_CHAINs.
22043 (local_cprop_pass): Don't use compute_sets and related functions.
22044 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22045 Use get_max_uid() instead of max_cuid.
22046 (insert_insn_end_basic_block, pre_insert_copy_insn,
22047 update_ld_motion_stores): Don't try to
22048 keep reg_set tables up to date.
22049 (pre_insert_copies): Use df insn LUIDs.
22050 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22051 (reg_set_info): Don't use extra bitmap argument.
22052 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22053 information to compute regs_set_in_block.
22054 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22055 (bypass_jumps): Don't use compute_sets and friends.
22057 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22060 * opts.c (undocumented_msg): Do not leave blank even with
22063 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22065 * c-decl.c (build_enumerator): Allow values folding to integer
22066 constants but not integer constant expressions with a pedwarn if
22069 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22072 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22073 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22074 type is an integer constant.
22076 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22079 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22082 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22085 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22086 with variably modified return type and no storage class
22087 specifiers, except for the case of nested functions. Distinguish
22088 extern declarations of functions with variably modified return
22089 types from those of objects with variably modified types.
22091 2009-04-25 Jan Hubicka <jh@suse.cz>
22093 * tree.c (list_equal_p): New function.
22094 * tree.h (list_equal_p): Declare.
22095 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22096 basic_block_def, basic_block, const_basic_block): New.
22097 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22098 (redirect_eh_edge): New function.
22099 (make_eh_edge_update_phi): EH edges are not abnormal.
22100 * except.c: Include tree-flow.h.
22101 (list_match): New function.
22102 (eh_region_replaceable_by_p): New function.
22103 (replace_region): New function.
22104 (hash_type_list): New function.
22105 (hash_eh_region): New function.
22106 (eh_regions_equal_p): New function.
22107 (merge_peers): New function.
22108 (remove_unreachable_regions): Verify EH tree when checking;
22110 (copy_eh_region_1): New function.
22111 (copy_eh_region): New function.
22112 (push_reachable_handler): New function.
22113 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22114 regions without label but with live RESX.
22115 * except.h (redirect_eh_edge_to_label): New.
22116 * tree-flow.h (redirect_eh_edge): New.
22117 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22118 basic_block_def, basic_block, const_basic_block): Remove.
22119 * Makefile.in (except.o): Add dependency on tree-flow.h
22120 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22121 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22124 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22127 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22128 on the destination of memcpy.
22130 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22132 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22133 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22134 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22136 2009-04-25 Jan Hubicka <jh@suse.cz>
22138 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22139 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22140 to be reached by different label than left.
22141 (update_eh_edges): Update comment; remove edge_to_remove if possible
22142 and return true if suceeded.
22143 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22144 (cleanup_eh): Compute sharing map.
22145 * except.c (remove_eh_handler_and_replace): Add argument if we should
22147 (remove_unreachable_regions): Update for label sharing.
22148 (label_to_region_map): Likewise.
22149 (get_next_region_sharing_label): New function.
22150 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22152 (remove_eh_handler): Update.
22153 (remove_eh_region_and_replace_by_outer_of): New function.
22154 * except.h (struct eh_region): Add next_region_sharing_label.
22155 (remove_eh_region_and_replace_by_outer_of,
22156 get_next_region_sharing_label): Declare.
22157 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22159 2009-04-25 Jan Hubicka <jh@suse.cz>
22161 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22162 insert code even if they are not critical.
22164 2009-04-25 Jan Hubicka <jh@suse.cz>
22166 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22167 (gimple_can_remove_branch_p): EH edges won't remove branch by
22169 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22170 updating of non-abnormal EH edges.
22171 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22172 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22173 (split_critical_edges): Split also edges where emitting code on them
22174 will lead to splitting later.
22176 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22177 H.J. Lu <hongjiu.lu@intel.com>
22180 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22181 the configured assembler supports fildq and fistpq mnemonics.
22182 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22183 * configure: Regenerated.
22184 * config.in: Ditto.
22186 * config/i386/i386.c (print_operand): Handle 'Z'.
22187 ['z']: Remove handling of special fild/fist suffixes.
22188 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22189 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22190 suffix of fild insn.
22191 (*floatsi<mode>2_vector_mixed): Ditto.
22192 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22193 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22194 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22195 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22196 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22198 2009-04-25 Ben Elliston <bje@au.ibm.com>
22200 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22201 the source of a set operation.
22203 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22205 * target.h (struct gcc_target): Add case_values_threshold field.
22206 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22207 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22208 * targhooks.c (default_case_values_threshold): New function.
22209 * targhooks.h (default_case_values_threshold): Declare function.
22210 * stmt.c (expand_case): Use case_values_threshold target hook.
22211 * expr.h (case_values_threshold): Remove declartation.
22212 * expr.c (case_values_threshold): Remove function.
22213 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22215 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22216 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22217 (avr_case_values_threshold): Declare as static.
22218 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22220 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22221 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22222 (mn10300_case_values_threshold): New function.
22224 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22226 * ira.c (setup_cover_and_important_classes): Add enum cast.
22228 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22230 * genpreds.c (write_enum_constraint_num): Output definition of
22231 CONSTRAINT_NUM_DEFINED_P macro.
22232 * ira.c (setup_cover_and_important_classes): Use
22233 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22235 2009-04-24 DJ Delorie <dj@redhat.com>
22237 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22238 __SH2A_SINGLE_ONLY__ also.
22240 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22242 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22243 (movdf_internal): Ditto.
22244 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22245 SFmode and DFmode constants.
22246 (ia64_print_operand): Add 'G' format for printing
22247 floating point constants.
22249 2009-04-24 Richard Guenther <rguenther@suse.de>
22251 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22252 from unsigned additions.
22254 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22256 * c-typeck.c (set_init_index): Allow array designators that are
22257 not integer constant expressions with a pedwarn if pedantic.
22259 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22261 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22262 zero if no overlap in nonzero bits between the operands.
22264 2009-04-24 Ian Lance Taylor <iant@google.com>
22266 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22267 (record_dead_and_set_regs): Likewise.
22268 * df.h (struct df_mw_hardreg): Change flags field to int.
22269 (struct df_base_ref): Likewise.
22270 (struct df): Change changeable_flags field to int.
22271 * df-scan.c (df_defs_record): Change clobber_flags to int.
22272 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22273 constants rather than #define macros.
22274 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22275 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22276 (enum dwarf_calling_convention): Likewise.
22277 (enum dwarf_line_number_x_ops): Likewise.
22278 (enum dwarf_call_frame_info): Likewise.
22279 (enum dwarf_source_language): Likewise.
22280 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22281 (add_calling_convention_attribute): Likewise.
22282 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22283 (combine_comparisons): Change compcode to int. Add cast to enum type.
22284 * genrecog.c (maybe_both_true_2): Change c to int.
22285 (write_switch): Likewise. Add cast to enum type.
22286 * gimplify.c (gimplify_omp_for): Handle return values from
22287 gimplify_expr using MIN rather than bitwise or.
22288 (gimplify_expr): Add cast to enum type.
22289 * ipa-prop.c (update_jump_functions_after_inlining): Change
22290 IPA_BOTTOM to IPA_JF_UNKNOWN.
22291 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22292 Add casts to enum type.
22293 (setup_cover_and_important_classes): Change cl to int. Add casts
22295 (setup_class_translate): Change cl and mode to int.
22296 (ira_init_once): Change mode to int.
22297 (free_register_move_costs): Likewise.
22298 (setup_prohibited_mode_move_regs): Add casts to enum type.
22299 * langhooks.c (add_builtin_function_common): Rework assertion that
22300 value fits bitfield.
22301 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22302 * omega.c (omega_do_elimination): Avoid math on enum types.
22303 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22304 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22305 int local to handle integral_argment value.
22306 * regmove.c (try_auto_increment): Change PUT_MODE to
22308 * reload.c (push_secondary_reload): Add casts to enum type.
22309 (secondary_reload_class, find_valid_class): Likewise.
22310 * reload1.c (emit_input_reload_insns): Likewise.
22311 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22312 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22313 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22315 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22316 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22318 (expand_complex_libcall): Add casts to enum type.
22319 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22320 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22321 with ERROR_MARK, not NUM_TREE_CODES.
22322 (vect_create_epilog_for_reduction): Likewise.
22323 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22324 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22325 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22327 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22328 vect_unused_in_loop. Change 0 to loop_vect.
22329 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22330 * var-tracking.c (get_init_value): Change return type to enum
22332 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22333 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22335 (arm_override_options): Add casts to enum type.
22336 (arm_emit_tls_decoration): Likewise.
22337 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22339 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22340 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22341 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22343 * config/s390/s390.c (code_for_builtin_64): Change to array of
22345 (code_for_builtin_31): Likewise.
22346 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22348 * config/sparc/sparc.c (sparc_override_options): Change value
22349 field in struct code_model to enum cmodel. In initializer change
22350 0 to NULL and add cast to enum type.
22352 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22353 Change all callers. Issue a -Wc++-compat warning using
22354 lhs_origtype if necessary.
22355 (convert_for_assignment): Issue -Wc++-compat warnings about
22356 invalid conversions to enum type on assignment.
22357 * c-common.h (build_modify_expr): Update declaration.
22359 2009-04-24 Nick Clifton <nickc@redhat.com>
22361 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22362 (function_arg_advance): Likewise.
22363 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22366 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22368 * config/s390/constraints.md ('I', 'J'): Fix condition.
22370 2009-04-24 Diego Novillo <dnovillo@google.com>
22372 * gengtype-parse.c (parse_error): Add newline after message.
22374 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22376 * config/i386/sse.md (avxmodesuffixs): Removed.
22377 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22378 (*avx_pinsr<ssevecsize>): This.
22380 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22382 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22383 follow chains of regs with a single definition, and allow expressions
22384 that are function_invariant_p.
22385 (simple_rhs_p): Allow expressions that are function_invariant_p.
22387 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22389 PR middle-end/39867
22390 * fold-const.c (fold_cond_expr_with_comparison): When folding
22391 > and >= to MAX, make sure the MAX uses the same type as the
22392 comparison's operands.
22394 2009-04-24 Nick Clifton <nickc@redhat.com>
22396 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22397 addressing for DImode accesses.
22398 (frv_print_operand_address): Handle PLUS case.
22399 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22401 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22403 PR rtl-optimization/39794
22404 * alias.c (canon_true_dependence): Add x_addr argument.
22405 * rtl.h (canon_true_dependence): Adjust prototype.
22406 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22407 * cselib.c (cselib_invalidate_mem): Likewise.
22408 * gcse.c (compute_transp): Likewise.
22409 * dse.c (scan_reads_nospill): Likewise.
22410 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22411 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22412 canon_base_addr of the group, plus optional offset.
22413 (struct group_info): Rename canon_base_mem to
22415 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22416 canon_rtx of base_mem.
22418 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22420 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22421 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22423 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22425 * config/spu/spu-builtins.h: Delete file.
22427 * config/spu/spu.h (enum spu_builtin_type): Move here from
22429 (struct spu_builtin_description): Likewise. Add GTY marker.
22430 Do not use enum spu_function_code or enum insn_code.
22431 (spu_builtins): Add extern declaration.
22433 * config/spu/spu.c: Do not include "spu-builtins.h".
22434 (enum spu_function_code, enum spu_builtin_type_index,
22435 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22436 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22437 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22438 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22439 (spu_builtin_types): Make static. Add GTY marker.
22440 (spu_builtins): Add extern declaration with GTY marker.
22441 Include "gt-spu.h".
22443 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22444 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22445 Check programmatically whether all parameters are scalar.
22447 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22449 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22451 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22452 assignment from the constructor either if the target is volatile.
22454 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22456 * config/arm/arm.md (insv): Do not share operands[0].
22458 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22460 * config/vxlib-tls.c (active_tls_threads): Delete.
22461 (delete_hook_installed): New.
22462 (tls_delete_hook): Don't delete the delete hook.
22463 (tls_destructor): Delete it here.
22464 (__gthread_set_specific): Adjust installing the delete hook.
22465 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22466 __gthread_leave_tsd_dtor_context.
22468 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22470 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22472 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22474 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22476 (alpha_rtx_costs): Ditto.
22477 (emit_unlikely_jump): Use add_reg_note.
22478 (emit_frame_store_1): Ditto.
22479 (alpha_expand_prologue): Ditto.
22480 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22481 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22483 2009-04-23 Nick Clifton <nickc@redhat.com>
22485 * config/v850/v850.md (epilogue): Remove suppressed code.
22486 (return): Rename to return_simple and remove test of frame size.
22487 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22488 to gen_return_simple.
22490 2009-04-22 Jing Yu <jingyu@google.com>
22493 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22495 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22498 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22499 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22500 value is a VECTOR_CST, the element type is the element type of the
22503 2009-04-22 DJ Delorie <dj@redhat.com>
22505 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22507 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22509 * alias.c (find_base_term): Move around LO_SUM case, so that
22510 CONST falls through into PLUS/MINUS handling.
22513 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22514 into 0, use omit_one_operand.
22516 2009-04-23 Ben Elliston <bje@au.ibm.com>
22518 * config/rs6000/linux-unwind.h (get_regs): Remove type
22519 puns. Change the type of `pc' to an array of unsigned ints and
22520 update all users. Constify frame24.
22522 2009-04-22 DJ Delorie <dj@redhat.com>
22524 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22525 declarations before code.
22526 (current_function_special_page_vector): Likewise.
22527 (m32c_expand_insv): Silence a warning.
22529 2009-04-21 Taras Glek <tglek@mozilla.com>
22531 * alias.c: Update GTY annotations to new syntax.
22532 * basic-block.h: Likewise.
22533 * bitmap.h: Likewise.
22534 * c-common.h: Likewise.
22535 * c-decl.c: Likewise.
22536 * c-parser.c: Likewise.
22537 * c-pragma.c: Likewise.
22538 * c-tree.h: Likewise.
22539 * cfgloop.h: Likewise.
22540 * cgraph.h: Likewise.
22541 * config/alpha/alpha.c: Likewise.
22542 * config/arm/arm.h: Likewise.
22543 * config/avr/avr.h: Likewise.
22544 * config/bfin/bfin.c: Likewise.
22545 * config/cris/cris.c: Likewise.
22546 * config/darwin.c: Likewise.
22547 * config/frv/frv.c: Likewise.
22548 * config/i386/i386.c: Likewise.
22549 * config/i386/i386.h: Likewise.
22550 * config/i386/winnt.c: Likewise.
22551 * config/ia64/ia64.h: Likewise.
22552 * config/iq2000/iq2000.c: Likewise.
22553 * config/mips/mips.c: Likewise.
22554 * config/mmix/mmix.h: Likewise.
22555 * config/pa/pa.c: Likewise.
22556 * config/pa/pa.h: Likewise.
22557 * config/rs6000/rs6000.c: Likewise.
22558 * config/s390/s390.c: Likewise.
22559 * config/sparc/sparc.c: Likewise.
22560 * config/xtensa/xtensa.c: Likewise.
22561 * cselib.h: Likewise.
22562 * dbxout.c: Likewise.
22563 * dwarf2out.c: Likewise.
22564 * except.c: Likewise.
22565 * except.h: Likewise.
22566 * fixed-value.h: Likewise.
22567 * function.c: Likewise.
22568 * function.h: Likewise.
22569 * gimple.h: Likewise.
22570 * integrate.c: Likewise.
22571 * optabs.c: Likewise.
22572 * output.h: Likewise.
22573 * real.h: Likewise.
22575 * stringpool.c: Likewise.
22576 * tree-data-ref.c: Likewise.
22577 * tree-flow.h: Likewise.
22578 * tree-scalar-evolution.c: Likewise.
22579 * tree-ssa-address.c: Likewise.
22580 * tree-ssa-alias.h: Likewise.
22581 * tree-ssa-operands.h: Likewise.
22582 * tree.c: Likewise.
22583 * tree.h: Likewise.
22584 * varasm.c: Likewise.
22585 * varray.h: Likewise.
22587 * coretypes.h: Do not define GTY macro if it is already defined.
22588 * doc/gty.texi: Update GTY documentation to new syntax.
22589 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22590 annotations on structs.
22591 * gengtype-parse.c: Likewise.
22593 2009-04-22 Mark Heffernan <meheff@google.com>
22595 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22597 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22599 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22602 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22604 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22605 the same as a PLUS without a shift. Increase the cost of a
22608 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22610 * Makefile.in: Update dependencies.
22611 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22612 * errors.h: Remove bogus comment about compatibility.
22613 (warning): Update declaration.
22614 * genautomata.c: Update all calls to warning.
22615 * gimple.c: Do not include errors.h. Include toplev.h.
22616 * tree-ssa-structalias.c: Do not include errors.h.
22617 * omega.c: Likewise.
22618 * tree-ssa-reassoc.c: Likewise.
22619 * config/spu/spu-c.c: Likewise.
22620 * config/spu/t-spu-elf: Update dependencies.
22622 2009-04-22 Richard Guenther <rguenther@suse.de>
22624 PR tree-optimization/39824
22625 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22626 make sure the types are compatible.
22628 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22631 * c-common.c (c_parse_error): Take a token_flags parameter.
22632 Use token_type for the token type instead.
22633 Pass token_flags to cpp_type2name.
22634 * c-common.h (c_parse_error): Update declaration.
22635 * c-parser.c (c_parser_error): Pass 0 as token flags.
22637 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22639 PR rtl-optimization/39580
22640 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22642 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22644 * function.c (expand_function_end): Do not emit a jump to the "naked"
22645 return label for fall-through returns.
22646 * except.c (sjlj_emit_function_exit): Always place the call to the
22647 unregister function at the location installed by expand_function_end.
22649 2009-04-22 Richard Guenther <rguenther@suse.de>
22651 PR tree-optimization/39845
22652 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22653 (gen_inbound_check): Likewise.
22655 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22657 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22659 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22660 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22662 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22664 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22665 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22666 shift counts to avoid out-of-bounds array accesses.
22668 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22670 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22671 (Pmode): Move above.
22673 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22675 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22676 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22677 GET_CODE macro. Use IN_RANGE macro where appropriate.
22678 * config/alpha/alpha.h: Ditto.
22679 * config/alpha/alpha.md: Ditto.
22680 * config/alpha/constraints.md: Ditto.
22681 * config/alpha/predicates.md: Ditto.
22683 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22685 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22686 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22687 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22688 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22689 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22690 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22691 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22692 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22693 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22694 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22695 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22696 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22697 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22698 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22699 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22700 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22701 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22702 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22703 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22704 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22705 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22706 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22707 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22708 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22709 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22710 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22711 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22713 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22715 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22716 references from comments.
22717 * cfgbuild.c (count_basic_blocks): Delete.
22718 (find_basic_blocks_1): Delete.
22719 (find_basic_blocks): Delete.
22720 * except.c (finish_eh_generation): Make static. Move comment from
22721 except.h here. Remove find_basic_blocks references from comments.
22722 * except.h (finish_eh_generation): Delete.
22723 * basic-block.h (find_basic_blocks): Delete.
22724 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22726 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22728 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22729 (sdbout_parms): Likewise.
22731 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22733 * config/sh/sh.c (prepare_cbranch_operands): Use
22734 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22735 (expand_cbranchdi4): Likewise.
22736 (from_compare): Add cast to enum type.
22737 (expand_cbranchsi4): Use add_reg_note.
22738 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22739 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22740 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22741 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22742 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22743 instead of CODE_FOR_nothing.
22744 (cbranchdi4): Likewise. Fix the order of arguments for
22746 (push_fpscr): Use add_reg_note.
22747 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
22748 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
22750 2009-04-21 Joseph Myers <joseph@codesourcery.com>
22752 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
22753 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22754 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22755 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
22756 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
22757 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
22758 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
22759 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
22760 config/alpha/x-vms, config/arc/t-arc,
22761 config/arm/README-interworking, config/arm/arm-c.c,
22762 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
22763 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
22764 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
22765 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
22766 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
22767 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
22768 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
22769 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
22770 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
22771 config/cris/t-elfmulti, config/crx/t-crx,
22772 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
22773 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
22774 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
22775 config/h8300/t-h8300, config/i386/athlon.md,
22776 config/i386/darwin-libgcc.10.4.ver,
22777 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
22778 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
22779 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
22780 config/i386/t-linux64, config/i386/t-nwld,
22781 config/i386/t-rtems-i386, config/i386/t-sol2-10,
22782 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
22783 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
22784 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
22785 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
22786 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
22787 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
22788 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
22789 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
22790 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
22791 config/m68k/t-uclinux, config/mcore/t-mcore,
22792 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
22793 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
22794 config/mips/crtn.asm, config/mips/irix-crti.asm,
22795 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
22796 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
22797 config/mips/mips-fixed.md, config/mips/sb1.md,
22798 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
22799 config/mips/t-iris6, config/mips/t-isa3264,
22800 config/mips/t-libgcc-mips16, config/mips/t-linux64,
22801 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
22802 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
22803 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
22804 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
22805 config/mn10300/t-linux, config/mn10300/t-mn10300,
22806 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
22807 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
22808 config/picochip/libgccExtras/clzsi2.asm,
22809 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
22810 config/rs6000/darwin-libgcc.10.4.ver,
22811 config/rs6000/darwin-libgcc.10.5.ver,
22812 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
22813 config/rs6000/t-aix43, config/rs6000/t-aix52,
22814 config/rs6000/t-darwin, config/rs6000/t-fprules,
22815 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
22816 config/rs6000/t-lynx, config/rs6000/t-netbsd,
22817 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
22818 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
22819 config/rs6000/t-rtems, config/rs6000/t-spe,
22820 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
22821 config/score/t-score-elf, config/sh/divcost-analysis,
22822 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
22823 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
22824 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
22825 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
22826 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
22827 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
22828 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
22829 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
22830 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
22831 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
22832 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
22833 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
22834 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
22835 limitx.h, version.c, xcoff.h: Add copyright and license notices.
22836 * config/h8300/genmova.sh: Include copyright and license notices
22837 in generated output.
22838 * config/h8300/mova.md: Regenerate.
22839 * doc/install.texi2html: Include word "Copyright" in copyright
22840 notice and use name "Free Software Foundation, Inc.".
22841 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
22842 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
22843 ChangeLog-2007, ChangeLog-2008: Correct dates.
22845 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
22847 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
22848 NE_EXPR operations as well.
22849 * c-parser.c (c_parser_condition): Do not set location information on
22851 (c_parser_conditional_expression): Likewise.
22852 (c_parser_binary_expression): Set location information on operators.
22853 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
22854 TRUTH_NOT_EXPR has been folded.
22855 * fold-const.c (fold_truth_not_expr): Copy location information from
22856 the incoming expression to the outgoing one.
22857 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
22858 recursive calls on the LHS of the operator but pass that of the
22859 operator to recursive calls on the RHS of the operator. Set it
22861 (shortcut_cond_expr): Set the locus of the operator on the second
22862 COND_EXPR and that of the expression on the first in degenerate cases.
22863 Pass the locus of the expression to calls to shortcut_cond_r.
22864 Set the locus of the 'then' block on the associated jump, if any.
22865 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
22866 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
22867 expression to call to gimplify_boolean_expr.
22869 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
22871 * config.gcc: Add additional configuration for
22872 i686-w64-mingw* and x86_64-w64-mingw* triplet.
22873 * config/i386/mingw-w64.h: New mingw-w64 specific header.
22874 (CPP_SPEC): Redefine for allowing -municode option.
22875 (STARTFILE_SPEC): Likewise.
22876 * config/i386/t-mingw-w64: New.
22877 * config/i386/mingw-w64.opt: New.
22878 (municode): Add new target option.
22879 * doc/invoke.texi (municode): Add documentation for new option.
22881 2009-04-21 Ian Lance Taylor <iant@google.com>
22883 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22884 Correct test for number of arguments.
22885 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
22887 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
22889 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
22890 argument of emit_library_call.
22892 2009-04-21 Richard Guenther <rguenther@suse.de>
22894 PR middle-end/39829
22895 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
22896 inside VIEW_CONVERT_EXPRs.
22898 2009-04-21 Martin Jambor <mjambor@suse.cz>
22900 * tree-switch-conversion.c (build_constructors): Split a long line.
22901 (constructor_contains_same_values_p): New function.
22902 (build_one_array): Create assigns of constants if possible, do not
22903 call mark_sym_for_renaming, call update_stmt.
22904 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
22905 make_rename_temp. Do not call mark_symbols_for_renaming, call
22907 (gen_def_assigns): Do not call mark_symbols_for_renaming or
22908 find_new_referenced_vars, call update_stmt.
22909 (gen_inbound_check): Use create_tmp_var and create ssa names manually
22910 instead of calling make_rename_temp. Do not call
22911 find_new_referenced_vars or mark_symbols_for_renaming, call
22914 2009-04-21 Richard Guenther <rguenther@suse.de>
22916 PR tree-optimization/39827
22917 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
22918 (tree_ssa_phiprop): Pass the correct array size.
22920 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
22922 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
22924 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
22927 * c-typeck.c (lvalue_p): Move declaration ...
22928 * c-common.h (lvalue_p): ... to here.
22929 * c-common.c (candidate_equal_p): New.
22930 (add_tlist): Use it.
22931 (merge_tlist): Use it.
22932 (warn_for_collisions_1): Likewise.
22933 (warning_candidate_p): Accept more candidates.
22934 (verify_tree): A warning candidate can be an expression. Use
22937 2009-04-21 Ben Elliston <bje@au.ibm.com>
22940 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
22941 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
22942 options. Remove -mcall-solaris documentation.
22944 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22947 * doc/invoke.texi (-Wlong-long): Update description.
22948 * c-lex (interpret_integer): Only warn if there was no previous
22949 overflow and -Wlong-long is enabled.
22950 * c-decl.c (declspecs_add_type): Drop redundant flags.
22951 * c.opt (Wlong-long): Init to -1.
22952 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
22953 and front-end warn_long_long. Wlong-long only depends on other
22954 flags if it is uninitialized.
22955 * c-parser.c (disable_extension_diagnostics): warn_long_long is
22956 the same for CPP and FE.
22957 (restore_extension_diagnostics): Likewise.
22959 2009-04-20 Ian Lance Taylor <iant@google.com>
22961 Fix enum conversions which are invalid in C++:
22962 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
22963 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
22964 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
22965 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
22966 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
22967 (dbxout_parms): Likewise.
22968 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
22969 (df_clear_flags): Likewise.
22970 * df-problems.c (df_rd_bb_local_compute_process_def): Change
22971 top_flag parameter to int.
22972 (df_chain_create_bb_process_use): Likewise.
22973 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
22975 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
22976 (df_ref_create_structure, df_def_record_1): Likewise.
22977 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
22978 (df_notes_rescan): Change 0 to VOIDmode in function call.
22979 (df_get_call_refs, df_insn_refs_collect): Likewise.
22980 (df_bb_regs_collect): Likewise.
22981 (df_entry_block_defs_collect): Likewise.
22982 (df_exit_block_uses_collect): Likewise.
22983 * df.h: Update declarations.
22984 * double-int.c (double_int_divmod): Add cast to enum type.
22985 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
22986 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
22987 (based_loc_descr): Likewise.
22988 (loc_descriptor_from_tree_1): Change first_op and second_op to
22989 enum dwarf_location_atom. Add cast to enum type.
22990 * expmed.c (init_expmed): Change 0 to SET in function call.
22991 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
22992 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
22993 (do_store_flag): Likewise.
22994 * fixed-value.h (struct fixed_value): Change mode to enum
22996 * function.c (assign_parms): Change 0 to VOIDmode in function call.
22997 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
22999 (insert_insn_decl, insert_decl, insert_state): Likewise.
23000 (automata_list_finish): Likewise.
23001 * genrecog.c (process_define_predicate): Add cast to enum type.
23002 * gensupport.c (init_predicate_table): Add cast to enum type.
23003 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23005 (gimple_build_call_1, gimple_build_label): Likewise.
23006 (gimple_build_goto, gimple_build_asm_1): Likewise.
23007 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23008 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23009 (enum fallback): Rename from enum fallback_t.
23010 (fallback_t): Typedef as int.
23011 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23012 GSI_SAME_STMT in function call.
23013 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23015 (setup_reg_class_relations): Likewise.
23016 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23017 (setup_prohibited_class_mode_regs): Add cast to enum type.
23018 (setup_prohibited_mode_move_regs): Likewise.
23019 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23020 (record_address_regs): Change i to enum reg_class.
23021 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23022 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23023 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23024 (GET_MODE_2XWIDER_MODE): Likewise.
23025 (GET_CLASS_NARROWEST_MODE): Likewise.
23026 * omp-low.c (expand_omp_for): Add cast to enum type.
23027 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23028 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23029 * postreload.c (reload_cse_simplify_operands): Change rclass local
23031 * predict.c (combine_predictions_for_insn): Change best_predictor
23032 and predictor to enum br_predictor.
23033 (combine_predictions_for_bb): Likewise.
23034 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23035 use SET_PREDICT_EXPR_OUTCOME.
23036 * real.c (real_arithmetic): Change icode to code in function call.
23037 * reginfo.c (init_move_cost): Add casts to enum type.
23038 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23039 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23041 * reload.c (find_valid_class): Add casts to enum type.
23042 (push_reload): Change 0 to NO_REGS in function call.
23043 (find_reloads): Change this_alternative to array of enum
23044 reg_class. Remove some now-unnecessary casts.
23045 (make_memloc): Change 0 to VOIDmode in function call.
23046 * reload1.c (reload): Change 0 to VOIDmode in function call.
23047 (eliminate_regs_1, elimination_effects): Likewise.
23048 (eliminate_regs_in_insn): Likewise.
23049 (emit_input_reload_insns): Add cast to enum type.
23050 (delete_output_reload): Change 0 to VOIDmode in function call.
23051 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23052 to enum type in function call.
23053 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23054 (SET_PREDICT_EXPR_OUTCOME): Define.
23055 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23056 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23057 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23058 (dump_function): Likewise.
23059 * tree-dump.h: Update declarations.
23060 * tree-pass.h: Update declarations.
23061 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23062 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23064 (arm_rtx_costs_1): Correct parenthesization.
23065 (arm_rtx_costs): Add casts to enum type.
23066 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23067 (vfp_emit_fstmd): Use add_rg_note.
23068 (emit_multi_reg_push, emit_sfm): Likewise.
23069 (thumb_set_frame_pointer): Likewise.
23070 (arm_expand_prologue): Likewise.
23071 (arm_regno_class): Change return type to enum reg_class.
23072 (thumb1_expand_prologue): Use add_reg_note.
23073 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23074 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23076 * config/arm/gentune.sh: Add cast to enum type.
23077 * config/arm/arm-tune.md: Rebuild.
23078 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23079 (ix86_split_fp_branch, predict_jump): Likewise.
23080 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23081 insn_code to enum rtx_code.
23082 (ix86_builtin_vectorized_function): Add cast to enum type.
23083 * config/i386/i386.md (truncdfsf2): Change slot to enum
23085 (truncxf<mode>2, isinf<mode>2): Likewise.
23086 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23088 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23089 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23090 (insert_bundle_state): Change 1 to INSERT in function call.
23091 (ia64_add_bundle_selector_before): Likewise.
23092 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23093 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23094 (restore_stack_nonlocal): Likewise.
23095 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23097 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23099 (mips_rtx_costs): Likewise.
23100 (mips_override_options): Add casts to enum type.
23101 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23103 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23104 (store_reg, set_reg_plus_d): Likewise.
23105 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23106 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23108 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23110 (emit_unlikely_jump): Use add_reg_note.
23111 (rs6000_emit_allocate_stack): Likewise.
23112 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23113 (output_toc): Change 1 to INSERT in function call.
23114 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23115 (rs6000_initialize_trampoline): Likewise.
23116 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23118 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23119 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23120 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23121 (save_gprs): Use add_reg_note.
23122 (s390_emit_prologue): Likewise.
23123 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23124 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23125 (sparc_fold_builtin): Add cast to enum type.
23126 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23128 (spu_expand_prologue): Use add_reg_note.
23129 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23131 2009-04-20 Ian Lance Taylor <iant@google.com>
23133 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23134 (c_parser_postfix_expression_after_primary): Get VEC for list of
23135 arguments. Get original types of arguments. Call
23136 build_function_call_vec.
23137 (cached_expr_list_1, cached_expr_list_2): New static variables.
23138 (c_parser_expr_list): Change return type to VEC *. Add
23139 p_orig_types parameter. Change all callers.
23140 (c_parser_release_expr): New static function.
23141 (c_parser_vec_to_tree_list): New static function.
23142 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23143 call build_function_call_vec.
23144 (build_function_call_vec): New function, based on old
23145 build_function_call.
23146 (convert_arguments): Remove nargs and argarray parameters. Change
23147 values to a VEC. Add origtypes parameter.
23148 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23149 (convert_for_assignment): Add origtype parameter. Change all
23150 callers. If warn_cxx_compat, check for conversion to an enum
23151 type when calling a function.
23152 (store_init_value): Add origtype parameter. Change all callers.
23153 (digest_init): Likewise.
23154 (struct init_node): Add origtype field.
23155 (add_pending_init): Add origtype parameter. Change all callers.
23156 (output_init_element): Likewise.
23157 (output_pending_init_elements): Pass origtype from init_node to
23158 output_init_element.
23159 (process_init_element): Pass origtype from c_expr to
23160 output_init_element.
23161 (c_finish_return): Add origtype parameter. Change all callers.
23162 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23164 (sync_resolve_params): Likewise.
23165 (sync_resolve_return): Change params to first_param. Change caller.
23166 (resolve_overloaded_builtins): Change params to VEC *. Change
23167 callers. Save first parameter around call to build_function_call_vec.
23168 * c-decl.c (finish_decl): Add origtype parameter. Change all
23169 callers. Call build_function_call_vec rather than
23170 build_function_call for cleanup.
23171 * c-tree.h: Update declarations.
23172 * c-common.h: Update declarations.
23173 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23174 params to first_param.
23175 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23176 params parameter from tree to void *.
23177 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23178 Change arglist parameter to have type void *, and to be a pointer
23180 * config/rs6000/rs6000-protos.h
23181 (altivec_resolve_overloaded_builtin): Update declaration.
23182 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23183 fnargs parameter to have type void *, and to be a pointer to a
23184 VEC. Call build_function_call_vec instead of
23185 build_function_call.
23186 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23188 2009-04-20 Joey Ye <joey.ye@intel.com>
23189 Xuepeng Guo <xuepeng.guo@intel.com>
23190 H.J. Lu <hongjiu.lu@intel.com>
23192 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23194 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23195 (IX86_LEA_PRIORITY): Likewise.
23196 (distance_non_agu_define): New function.
23197 (distance_agu_use): Likewise.
23198 (ix86_lea_for_add_ok): Likewise.
23199 (ix86_dep_by_shift_count): Likewise.
23201 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23202 should split for LEA.
23204 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23206 (ix86_dep_by_shift_count): Likewise.
23208 2009-04-20 Richard Guenther <rguenther@suse.de>
23210 * expr.c (handled_component_p): Move ...
23211 * tree.h (handled_component_p): ... here.
23212 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23213 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23214 and REALPART_EXPR to be in one group.
23216 2009-04-20 Richard Guenther <rguenther@suse.de>
23218 * basic-block.h (get_all_dominated_blocks): Declare.
23219 * dominance.c (get_all_dominated_blocks): New function.
23220 * tree-cfg.c (get_all_dominated_blocks): Remove.
23221 (remove_edge_and_dominated_blocks): Adjust.
23222 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23223 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23224 instead of recursing.
23226 2009-04-20 Doug Kwan <dougkwan@google.com>
23228 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23229 (struct cgraph_node_set_def): New type.
23230 (cgraph_node_set) New type. Also declare vector functions.
23231 (struct cgraph_node_set_element_def): New type.
23232 (cgraph_node_set_element): Ditto.
23233 (cgraph_node_set_iterator): New iterator type.
23234 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23235 cgraph_node_set_remove, dump_cgraph_node_set,
23236 debug_cgraph_node_set): New prototypes.
23237 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23238 cgraph_node_set_size): New inlines.
23239 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23240 including cgraph.h.
23241 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23242 argument to function 'write_summary'.
23243 * ipa.c: Include ggc.h.
23244 (hash_cgraph_node_set_element,
23245 eq_cgraph_node_set_element, cgraph_node_set_new,
23246 cgraph_node_set_add, cgraph_node_set_remove,
23247 cgraph_node_set_find, dump_cgraph_node_set,
23248 debug_cgraph_node_set): New functions.
23249 * Makefile.in (ipa.o): Add dependency on GGC_H.
23251 2009-04-20 Ira Rosen <irar@il.ibm.com>
23253 PR tree-optimization/39675
23254 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23255 check of the return code of vect_schedule_slp. Check that
23256 stmt_vec_info still exists for the statement, before checking its
23257 vectorization type.
23259 2009-04-20 Michael Matz <matz@suse.de>
23261 * Makefile.in (generated_files): Take out $(simple_generated_c).
23263 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23265 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23266 (UINTPTR_TYPE): Likewise.
23268 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23271 * c-typeck.c (digest_init): Check for initializing an array with a
23274 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23277 * c-semantics.c (pop_stmt_list): Propagate
23278 STATEMENT_LIST_HAS_LABEL to parent statement list.
23280 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23282 * config/mips/mips.h (mips_tune_attr): New macro.
23283 * config/mips/mips.md (cpu): Use it.
23285 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23288 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23291 2009-04-19 Diego Novillo <dnovillo@google.com>
23293 * toplev.c (compile_file): Move call to coverage_finish ...
23294 * cgraphunit.c (ipa_passes): ... here.
23295 Call cgraph_process_new_functions.
23296 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23297 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23299 2009-04-19 Jan Hubicka <jh@suse.cz>
23301 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23303 (dump_cgraph_node): Dump can throw external flag.
23304 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23306 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23310 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23311 * common.opt (Wlogical-op): Move from here...
23312 * c.opt (Wlogical-op): ... to here.
23313 * c-typeck.c (parser_build_binary_op): Update call to
23314 warn_logical_operator.
23315 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23317 * c-common.c (warn_logical_op): Update.
23318 * c-common.h (warn_logical_op): Update declaration.
23320 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23322 * tree.c (protected_set_expr_location): Fix formatting.
23324 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23327 * c-typeck.c (readonly_warning): new.
23328 (build_unary_op, build_modify_expr): Use readonly_warning for
23329 storing into something readonly but not const-qualified.
23331 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23334 * c-typeck.c (build_unary_op): Check for taking address of
23335 expression of type void.
23337 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23340 * c-typeck.c (build_function_call): Check for calling a function
23341 with qualified void return types. Call require_complete_type when
23344 2009-04-18 Jan Hubicka <jh@suse.cz>
23346 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23348 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23349 can_throw_external flag.
23350 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23351 * ipa-pure-const.c (ignore_edge): New function.
23352 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23353 only over can_throw_external edges.
23354 (local_pure_const): Add nothrow flag.
23355 * ipa-utils.c (searchc): Add ignore_edge callback.
23356 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23357 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23358 (set_nothrow_function_flags): Update cgraph.
23359 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23361 2009-04-18 Richard Guenther <rguenther@suse.de>
23363 PR middle-end/39804
23364 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23365 (fold_stmt): ... this and ...
23366 (fold_stmt_inplace): ... this.
23367 (fold_stmt_1): Fold references in calls and asms.
23368 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23370 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23372 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23373 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23375 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23377 * tree.c (function_args_count): Remove.
23378 * tree.h: Remove the prototype for function_args_count.
23380 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23382 * tree-iterator.c (expr_only): Remove.
23383 * tree.h: Remove the prototype for expr_only.
23385 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23387 * reginfo.c (cannot_change_mode_set_regs): Remove.
23388 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23390 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23392 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23393 whether operands 0 and 1 overlaps.
23395 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23397 PR middle-end/36902
23398 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23399 pointer. Use warning_at instead of warning.
23400 (search_for_addr_array): Likewise.
23401 (check_array_bounds): Likewise.
23402 (check_all_array_refs): Check that the incoming edge is not in the
23403 list of edges to be removed.
23404 (check_all_array_refs): Avoid the temporal pointer.
23405 (vrp_visit_cond_stmt): Fix typo.
23406 (simplify_switch_using_ranges): Handle the case where the switch
23407 index is an integer constant.
23409 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23411 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23413 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23415 * doc/extend.texi, doc/invoke.texi: Fix typos.
23417 2009-04-17 Cary Coutant <ccoutant@google.com>
23419 * tree-flow-inline.h (get_lineno): Fix inverted test.
23421 2009-04-17 Diego Novillo <dnovillo@google.com>
23423 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23424 assertion for AVAIL_OUT.
23426 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23429 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23430 * config/sh/linux-atomic.asm: Likewise.
23432 2009-04-17 Diego Novillo <dnovillo@google.com>
23434 * except.c (debug_eh_tree): New.
23435 (struct eh_region, struct eh_status): Move ...
23436 * except.h: ... here.
23437 (add_type_for_runtime): Declare extern.
23438 (lookup_type_for_runtime): Likewise.
23439 (debug_eh_tree): Declare.
23440 * Makefile.in (GTFILES): List except.h before except.c
23442 2009-04-17 Diego Novillo <dnovillo@google.com>
23444 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23445 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23446 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23447 (find_vars_r): ... here.
23448 * tree-flow.h (find_referenced_vars_in): Declare.
23449 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23450 that AVAIL_OUT exists for BLOCK.
23451 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23452 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23453 (tree-parloops.o): Likewise.
23455 2009-04-17 Simon Baldwin <simonb@google.com>
23457 * toplev.c (default_tree_printer): Add handling for %E format.
23459 2009-04-17 Diego Novillo <dnovillo@google.com>
23461 * tree-pretty-print.c (dump_generic_node): Add break after
23462 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23463 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23464 FUNCTION_TYPE together. Call print_struct_decl when printing
23465 structures and TDF_SLIM is not given.
23466 (print_struct_decl): Fix logic for detecting recursion.
23468 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23471 * gcc.c (create_at_file): New.
23472 (compile_input_file_p): New.
23473 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23474 * main.c (main): Update call to toplev_main.
23475 * toplev.c (toplev_main): Change signature. Call expandargv.
23476 * toplev.h (toplev_main): Change signature.
23478 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23480 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23481 if the latter is not constant.
23483 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23485 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23487 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23489 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23490 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23492 2009-04-17 Richard Guenther <rguenther@suse.de>
23494 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23495 Handle component references view-converting an invariant address.
23497 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23499 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23500 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23501 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23502 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23503 Use @deftypevr rather than @deftypevar.
23505 2009-04-17 Richard Guenther <rguenther@suse.de>
23507 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23508 (get_prop_source_stmt): Likewise.
23509 (can_propagate_from): Likewise.
23511 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23513 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23514 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23515 (--with-multilib-list): Add default value.
23516 * configure: Regenerate.
23517 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23518 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23519 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23520 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23521 Don't add default cpu to multilib list unnecessarily, but do enable
23522 the relevant compiler option..
23523 Add support for --with-multilib-list=<blank> and
23524 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23525 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23526 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23527 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23528 TM_MULTILIB_CONFIG.
23529 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23530 (MULTILIB_OSDIRNAMES): New variable.
23531 * config/sh/t-1e: Delete file.
23532 * config/sh/t-mlib-sh1: Delete file.
23533 * config/sh/t-mlib-sh2: Delete file.
23534 * config/sh/t-mlib-sh2a: Delete file.
23535 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23536 * config/sh/t-mlib-sh2a-single: Delete file.
23537 * config/sh/t-mlib-sh2a-single-only: Delete file.
23538 * config/sh/t-mlib-sh2e: Delete file.
23539 * config/sh/t-mlib-sh3e: Delete file.
23540 * config/sh/t-mlib-sh4: Delete file.
23541 * config/sh/t-mlib-sh4-nofpu: Delete file.
23542 * config/sh/t-mlib-sh4-single: Delete file.
23543 * config/sh/t-mlib-sh4-single-only: Delete file.
23544 * config/sh/t-mlib-sh4a: Delete file.
23545 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23546 * config/sh/t-mlib-sh4a-single: Delete file.
23547 * config/sh/t-mlib-sh4a-single-only: Delete file.
23548 * config/sh/t-mlib-sh4al: Delete file.
23549 * config/sh/t-mlib-sh5-32media: Delete file.
23550 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23551 * config/sh/t-mlib-sh5-64media: Delete file.
23552 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23553 * config/sh/t-mlib-sh5-compact: Delete file.
23554 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23555 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23556 * doc/install.texi (Options specification): Add
23557 --with-multilib-list and --with-endian.
23559 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23561 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23563 (OBJS-common): Add plugin-version.o.
23564 (plugin-version.o): New.
23565 * gcc-plugin.h (plugin_gcc_version): New.
23566 (plugin_default_version_check): New.
23567 (plugin_init_func, plugin_init): Add version argument.
23568 * plugin-version.c: New.
23569 * plugin.c (str_plugin_gcc_version_name): New.
23570 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23571 pass it to the init function.
23572 (plugin_default_version_check): New.
23574 2009-04-17 Richard Guenther <rguenther@suse.de>
23576 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23577 for decl-vs-decl disambiguation.
23579 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23581 * config/s390/s390.h (s390_tune_attr): New macro definition.
23582 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23584 2009-04-17 Richard Guenther <rguenther@suse.de>
23586 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23587 (fold_stmt_r): Likewise.
23588 (maybe_fold_reference): New function.
23589 (fold_gimple_assign): Handle cases fold_stmt_r did.
23590 (fold_stmt): Do not use fold_stmt_r.
23591 (fold_stmt_inplace): Likewise.
23593 2009-04-17 Richard Guenther <rguenther@suse.de>
23595 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23596 (record_equivalences_from_stmt): Remove useless checks and
23598 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23599 the type is already suitable.
23601 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23603 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23605 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23607 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23608 (CMPtype): Define as __gcc_CMPtype.
23610 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23612 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23613 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23615 2009-04-17 Richard Guenther <rguenther@suse.de>
23617 PR tree-optimization/39746
23618 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23619 special-casing for builtins and static variable use/def.
23620 (call_may_clobber_ref_p_1): Likewise.
23622 2009-04-16 Ian Lance Taylor <iant@google.com>
23624 * df.h: Include "timevar.h".
23625 (struct df_problem): Change tv_id field to timevar_id_t.
23626 * tree-pass.h: Include "timevar.h".
23627 (struct opt_pass): Change tv_id field to timevar_id_t.
23628 * timevar.h (timevar_id_t): Define TV_NONE.
23629 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23630 TV_NONE rather than tv_id != 0.
23631 (execute_one_pass): Likewise.
23632 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23633 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23634 dependencies to $(TREE_PASS_H).
23635 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23637 (pass_branch_target_load_optimize2): Likewise.
23638 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23639 (pass_outof_cfg_layout_mode): Likewise.
23640 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23641 (pass_rebuild_cgraph_edges): Likewise.
23642 (pass_remove_cgraph_callee_edges): Likewise.
23643 * df-core.c (pass_df_initialize_opt): Likewise.
23644 (pass_df_initialize_no_opt): Likewise.
23645 (pass_df_finish): Likewise.
23646 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23647 * except.c (pass_set_nothrow_function_flags): Likewise.
23648 (pass_convert_to_eh_region_ranges): Likewise.
23649 * final.c (pass_compute_alignments): Likewise.
23650 * function.c (pass_instantiate_virtual_regs): Likewise.
23651 (pass_init_function): Likewise.
23652 (pass_leaf_regs): Likewise.
23653 (pass_match_asm_constraints): Likewise.
23654 * gimple-low.c (pass_lower_cf): Likewise.
23655 (pass_mark_used_blocks): Likewise.
23656 * init-regs.c (pass_initialize_regs): Likewise.
23657 * integrate.c (pass_initial_value_sets): Likewise.
23658 * ira.c (pass_ira): Likewise.
23659 * jump.c (pass_cleanup_barriers): Likewise.
23660 * omp-low.c (pass_expand_omp): Likewise.
23661 (pass_lower_omp): Likewise.
23662 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23663 * recog.c (pass_split_all_insns): Likewise.
23664 (pass_split_after_reload): Likewise.
23665 (pass_split_before_regstack): Likewise.
23666 (pass_split_before_sched2): Likewise.
23667 (pass_split_for_shorten_branches): Likewise.
23668 * reginfo.c (pass_reginfo_init): Likewise.
23669 (pass_subregs_of_mode_init): Likewise.
23670 (pass_subregs_of_mode_finish): Likewise.
23671 * passes.c (pass_postreload): Likewise.
23672 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23673 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23674 (pass_warn_function_return): Likewise.
23675 (pass_warn_function_noreturn): Likewise.
23676 * tree-complex.c (pass_lower_complex): Likewise.
23677 (pass_lower_complex_O0): Likewise.
23678 * tree-if-conv.c (pass_if_conversion): Likewise.
23679 * tree-into-ssa.c (pass_build_ssa): Likewise.
23680 * tree-mudflap.c (pass_mudflap_1): Likewise.
23681 (pass_mudflap_2): Likewise.
23682 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23683 (pass_mudflap_2): Likewise.
23684 * tree-nrv.c (pass_return_slot): Likewise.
23685 * tree-object-size.c (pass_object_sizes): Likewise.
23686 * tree-optimize.c (pass_all_optimizations): Likewise.
23687 (pass_early_local_passes): Likewise.
23688 (pass_all_early_optimizations): Likewise.
23689 (pass_cleanup_cfg): Likewise.
23690 (pass_cleanup_cfg_post_optimizing): Likewise.
23691 (pass_free_datastructures): Likewise.
23692 (pass_free_cfg_annotations): Likewise.
23693 (pass_fixup_cfg): Likewise.
23694 (pass_init_datastructures): Likewise.
23695 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23696 (pass_late_warn_uninitialized): Likewise.
23697 (pass_update_address_taken): Likewise.
23698 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23699 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23700 (pass_cse_sincos): Likewise.
23701 (pass_convert_to_rsqrt): Likewise.
23702 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23703 * tree-stdarg.c (pass_stdarg): Likewise.
23704 * tree-tailcall.c (pass_tail_recursion): Likewise.
23705 (pass_tail_calls): Likewise.
23706 * tree-vect-generic.c (pass_lower_vector): Likewise.
23707 (pass_lower_vector_ssa): Likewise.
23708 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23710 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23712 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23714 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23716 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23717 logical and signext.
23719 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23722 * config/sh/predicates.md (arith_operand): Check if the operand
23723 of TRUNCATE is a REG.
23725 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23727 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23728 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23730 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23732 * tree-iterator.c (tsi_split_statement_list_after,
23733 tsi_split_statement_list_before): Remove.
23734 * tree-iterator.h: Remove the prototypes for
23735 tsi_split_statement_list_after and tsi_split_statement_list_before.
23737 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23739 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23740 * tree-ssa-propagate.h: Remove the prototype for
23741 stmt_makes_single_load.
23743 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23745 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
23746 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
23748 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23750 * tree-iterator.c (EXPR_LAST_BODY): Remove.
23752 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23754 * except.c (eh_region_outer_p): Remove.
23755 * except.h: Remove the prototype for eh_region_outer_p.
23757 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23759 * function.c (current_function_assembler_name): Remove.
23760 * function.h: Remove the prototype for
23761 current_function_assembler_name.
23763 2009-04-16 Ian Lance Taylor <iant@google.com>
23765 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
23766 (add_reg_note): Call alloc_reg_note.
23767 * rtl.h (alloc_reg_note): Declare.
23768 * combine.c (try_combine): Use alloc_reg_note.
23769 (recog_for_combine, move_deaths): Likewise.
23770 (distribute_notes): Use alloc_reg_note and add_reg_note.
23771 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
23772 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
23773 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
23775 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
23777 PR rtl-optimization/39762
23778 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
23779 ira_may_move_out_cost): Add comments about way of their usage.
23780 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
23782 * ira-conflicts.c (process_regs_for_copy): Use function
23783 ira_get_register_move_cost instead of global
23784 ira_register_move_cost.
23786 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
23787 color_pass, move_spill_restore, update_curr_costs): Ditto.
23789 * ira-lives.c (process_single_reg_class_operands): Ditto.
23791 * ira-emit.c (emit_move_list): Ditto.
23793 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
23794 (record_reg_classes): Ditto. Use functions
23795 ira_get_register_move_cost and ira_get_may_move_cost instead of
23796 global vars ira_register_move_cost, ira_may_move_out_cost and
23797 ira_may_move_in_cost.
23798 (record_address_regs): Don't call ira_init_register_move_cost.
23799 Use function ira_get_may_move_cost instead of global
23800 ira_may_move_in_cost.
23801 (process_bb_node_for_hard_reg_moves): Use function
23802 ira_get_register_move_cost instead of global ira_register_move_cost.
23803 (ira_costs): Don't call ira_init_register_move_cost.
23805 2009-04-16 Richard Guenther <rguenther@suse.de>
23807 * tree-cfg.c (verify_gimple_assign_binary):
23808 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
23809 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
23810 (create_general_new_stmt): Note that this function is broken.
23812 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23814 * common.opt (fhelp): Add Var(help_flag).
23815 * gcc-plugin.h (plugin_info): Add help.
23816 * plugin.c (plugin_name_args): Add help.
23817 (register_plugin_info): Set plugin->help.
23818 (print_help_one_plugin): New.
23819 (print_plugins_help): New.
23820 * plugin.h (print_plugins_help): New.
23821 * toplev.c (toplev_main): Call print_plugins_help if needed.
23823 2009-04-16 Richard Guenther <rguenther@suse.de>
23825 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
23826 (gimple_ior_addresses_taken_1): New function.
23827 (gimple_ior_addresses_taken): Likewise.
23828 * gimple.h (struct gimple_statement_with_ops_base): Remove
23829 addresses_taken member.
23830 (gimple_ior_addresses_taken): Declare.
23831 (gimple_addresses_taken, gimple_addresses_taken_ptr,
23832 gimple_set_addresses_taken): Remove.
23833 * ipa-reference.c (mark_address): New function.
23834 (scan_stmt_for_static_refs): Use it for marking addresses taken.
23835 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
23836 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
23837 (gimple_add_to_addresses_taken): Remove.
23838 (get_tmr_operands): Call mark_address_taken.
23839 (get_asm_expr_operands): Likewise.
23840 (get_expr_operands): Likewise.
23841 (build_ssa_operands): Do not clear the addresses_taken bitmap.
23842 (free_stmt_operands): Do not free it.
23843 * tree-ssa.c (delete_tree_ssa): Likewise.
23844 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
23846 2009-04-16 Richard Guenther <rguenther@suse.de>
23848 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
23849 (walk_stmt_load_store_ops): Likewise.
23850 * gimple.c (get_base_loadstore): New function.
23851 (walk_stmt_load_store_addr_ops): Likewise.
23852 (walk_stmt_load_store_ops): Likewise.
23853 * ipa-pure-const.c (check_op): Simplify.
23854 (check_load, check_store): New functions.
23855 (check_stmt): Use walk_stmt_load_store_ops.
23856 * ipa-reference.c (mark_load): Adjust signature.
23857 (mark_store): Likewise.
23858 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
23860 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23862 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
23863 (plugin_info): New.
23864 * opts.c (common_handle_option): Don't call print_version.
23865 * plugin.c (plugin_name_args): Add version.
23866 (register_plugin_info): New.
23867 (register_callback): Handle PLUGIN_INFO.
23868 (try_init_one_plugin): New.
23869 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
23871 (finalize_one_plugin): New.
23872 (finalize_plugins): New.
23873 (print_one_plugin): New.
23874 (print_plugins_versions): New.
23875 * plugin.h (print_plugins_versions): New.
23876 (finalize_plugins): New.
23877 * toplev.c (compile_file): Don't call initialize_plugins.
23878 (print_version): Call print_plugins_versions.
23879 (toplev_main): Call initialize_plugins. Print version if needed.
23880 Call finalize_plugins.
23882 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
23884 * common.opt (fversion): New.
23885 * gcc.c (print_version): New.
23886 (process_command): Don't print the version. Just set print_version.
23887 (main): Print version. Call subprocesses if print_version and
23888 verbose_flag are set.
23889 * opts.c (common_handle_option): Handle OPT_fversion.
23891 2009-04-16 Richard Guenther <rguenther@suse.de>
23892 Ira Rosen <irar@il.ibm.com>
23894 PR tree-optimization/39698
23895 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
23896 type of the reduction variable. Only generate the def if
23899 * omp-low.c (expand_omp_for_generic): When converting to a pointer
23900 make sure to first convert to an integer of the same precision.
23901 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
23902 the type of the evolution correctly in computing the new
23903 induction variable base.
23905 2009-04-16 Richard Guenther <rguenther@suse.de>
23907 PR middle-end/39625
23908 * tree-cfg.c (make_blocks): Split statements with to-be
23909 abnormal SSA names on the lhs.
23911 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
23913 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
23914 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
23915 * c-typeck.c (really_start_incremental_init): Likewise.
23916 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
23917 (TARGET_INITIALIZER): Remove it.
23918 * target.h (struct target): Remove vector_opaque_p.
23919 * tree.c (build_opaque_vector_type): New.
23920 * tree.h (TYPE_VECTOR_OPAQUE): New.
23921 (build_opaque_vector_type): Declare.
23922 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
23923 * config/rs6000/rs6000.c (build_opaque_vector_type,
23924 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
23925 (rs6000_init_builtins): Use build_opaque_vector_type for
23926 opaque_V4SI_type_node.
23928 2009-04-15 Catherine Moore <clm@codesourcery.com>
23930 * debug.h (set_name): Declare.
23931 * dwarf2out.c (dwarf2out_set_name): Declare.
23932 (dwarf2_debug_hooks): Add set_name.
23933 (find_AT_string): New.
23934 (add_AT_string): Call find_AT_string.
23935 (dwarf2out_set_name): New.
23936 * cp/decl.c (grokdeclarator): Call set_name.
23937 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
23938 * debug.c (do_nothing_debug_hooks): Likewise.
23939 * dbxout.c (dbx_debug_hooks): Likewise.
23940 * sdbout.c (sdb_debug_hooks): Likewise.
23942 2009-04-15 Michael Eager <eager@eagercon.com>
23944 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
23945 reg for single-precision FPU.
23946 * config/rs6000/rs6000.md (movsi_internal1): Only for
23947 !TARGET_SINGLE_FPU.
23948 (movsi_internal1_single): New. Add pattern to move SI values to/from
23949 single-precision FP regs.
23951 2009-04-15 Richard Guenther <rguenther@suse.de>
23953 * omp-low.c (lower_rec_input_clauses): Build correct address
23955 (expand_omp_for_generic): Fix multiplication type.
23956 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
23957 (generate_memset_zero): Fix types.
23958 * tree-profile.c (prepare_instrumented_value): Correctly
23961 2009-04-15 Ian Lance Taylor <iant@google.com>
23963 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
23964 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
23965 for -Wall and for -Wc++-compat.
23966 (c_common_post_options): For C++, set warn_enum_compare if not
23968 * c-tree.h (struct c_expr): Add field original_type.
23969 (build_external_ref): Update declaration.
23970 * c-parser.c (c_parser_braced_init): Set original_type.
23971 (c_parser_initelt): Likewise.
23972 (c_parser_expr_no_commas): Likewise.
23973 (c_parser_conditional_expression): Likewise.
23974 (c_parser_cast_expression): Likewise.
23975 (c_parser_unary_expression): Likewise. Pull setting of
23976 original_code to top of function.
23977 (c_parser_sizeof_expression): Set original_type.
23978 (c_parser_alignof_expression): Likewise.
23979 (c_parser_postfix_expression): Likewise. Pull setting of
23980 original_code to top of function.
23981 (c_parser_postfix_expression_after_paren_type): Set original_type.
23982 (c_parser_postfix_expression_after_primary): Likewise.
23983 (c_parser_expression): Likewise.
23984 * c-typeck.c (build_external_ref): Add type parameter. Change all
23986 (c_expr_sizeof_expr): Set original_type field.
23987 (parser_build_unary_op): Likewise.
23988 (parser_build_binary_op): Likewise. Optionally warn about
23989 comparisons of enums of different types.
23990 (digest_init): Set original_type field.
23991 (really_start_incremental_init): Likewise.
23992 (push_init_level, pop_init_level): Likewise.
23993 * doc/invoke.texi (Warning Options): -Wenum-compare now
23996 2009-04-15 Richard Guenther <rguenther@suse.de>
23998 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
23999 out a necessary conversion.
24000 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24001 names we didn't value number.
24002 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24004 2009-04-15 Richard Guenther <rguenther@suse.de>
24006 PR tree-optimization/39764
24007 * tree-ssa-ccp.c (get_value): Canonicalize value with
24008 canonicalize_float_value.
24010 2009-04-15 Jan Hubicka <jh@suse.cz>
24012 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24013 Wrong version of patch.
24015 2009-04-15 Jan Hubicka <jh@suse.cz>
24017 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24019 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24021 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24022 our distinct integral and vector types.
24024 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24026 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24027 * init.c (build_vtbl_address): Remove call to assemble_external.
24029 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24031 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24032 output for other floating point modes.
24034 2009-04-14 Diego Novillo <dnovillo@google.com>
24036 * diagnostic.c (diagnostic_report_diagnostic): Do not
24037 warn about loaded plugins for DK_ERROR and DK_WARNING.
24038 * c-decl.c (declspecs_add_type): Move call to
24039 invoke_plugin_callbacks ...
24040 * c-parser.c (c_parser_declspecs): ... here.
24041 * plugin.c (dump_active_plugins): Tidy output.
24043 2009-04-14 Diego Novillo <dnovillo@google.com>
24044 Le-Chun Wu <lcwu@google.com>
24046 * configure.ac: Add --enable-plugin support.
24047 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24048 * Makefile.in (PLUGIN_H): Define.
24049 Export ENABLE_PLUGIN and GMPINC to site.exp.
24050 Add PLUGINLIBS to link command.
24051 Add/modify dependencies for plugin.o and files including plugin.h.
24053 * config.in: Regenerate.
24055 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24058 2009-04-14 Le-Chun Wu <lcwu@google.com>
24060 * tree-pass.h (register_one_dump_file): Add a prototype for
24061 register_one_dump_file.
24062 * toplev.c (compile_file): Call initialize_plugins.
24063 (do_compile): Call invoke_plugin_callbacks.
24064 (toplev_main): Call invoke_plugin_callbacks.
24065 * common.opt: Add -fplugin= and -fplugin-arg-.
24066 * gcc-plugin.h: New public header file for plugins to include.
24067 * plugin.c: New source file.
24068 * plugin.h: New internal header file.
24069 * passes.c (register_one_dump_file): Make it external.
24071 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24073 2009-04-14 Diego Novillo <dnovillo@google.com>
24075 * doc/plugins.texi: New.
24076 * doc/gccint.texi: Add reference to Plugins chapter.
24077 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24078 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24079 loaded plugins, if any.
24080 * timevar.def (TV_PLUGIN_INIT): Define.
24081 (TV_PLUGIN_RUN): Define.
24082 * plugin.c: Include timevar.h
24083 (plugins_active_p): New.
24084 (dump_active_plugins): New.
24085 (debug_active_plugins): New.
24087 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24089 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24091 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24093 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24095 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24096 the same as a minus without a shift.
24098 2009-04-14 Nick Clifton <nickc@redhat.com>
24100 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24101 comparisons with small integers will always produce a short
24104 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24107 2008-12-19 Diego Novillo <dnovillo@google.com>
24109 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24111 2009-04-14 Richard Guenther <rguenther@suse.de>
24113 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24115 (verify_gimple_assign_binary): Likewise. Handle shifts and
24117 (verify_gimple_phi): Print the mismatched argument position.
24118 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24120 (vect_update_init_of_dr): Likewise.
24121 * matrix-reorg.c (transform_access_sites): Do what the
24123 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24125 2009-04-13 Michael Eager <eager@eagercon.com>
24127 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24128 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24129 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24130 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24131 remove duplicate config
24133 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24135 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24136 file_name:line_number type locator of the call site.
24138 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24140 * genautomata.c: Put blank after comma.
24141 (automaton_decls): New.
24142 (struct unit_usage): Add comments to member next.
24143 (store_alt_unit_usage): Keep the list ordered.
24144 (unit_present_on_list_p, equal_alternatives_p): New.
24145 (check_regexp_units_distribution): Check units distribution
24146 correctness correctly.
24147 (main): Don't write automata if error is found. Return correct
24150 * config/m68k/cf.md (cfv4_ds): Remove.
24151 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24152 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24154 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24155 power4-load-ext, power4-store, power4-store-update,
24156 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24157 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24158 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24159 power4-sqrt, power4-isync): Modify reservation to make correct
24160 unit distribution to automata.
24162 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24163 power5-store-update, power5-two, power5-three, power5-lmul,
24164 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24166 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24168 * except.c (pass_set_nothrow_function_flags): Set name and add
24170 (set_nothrow_function_flags): Mention in the dump file when
24171 changing a function to nothrow.
24173 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24176 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24177 instead of unsigned long.
24179 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24181 * config/arm/arm.c (return_used_this_function): Remove.
24182 (arm_output_function_prologue): Remove use of
24183 return_used_this_function.
24184 (output_return_instruction): Replace use of
24185 return_used_this_function
24186 by cfun->machine->return_used_this_function.
24187 (arm_output_epilogue): Likewise.
24188 (arm_output_function_epilogue): Likewise.
24189 (thumb_unexpanded_epilogue): Likewise.
24190 * config/arm/arm.h (struct machine_function):
24191 New member return_used_this_function.
24193 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24195 * doc/install.texi: Correct description of default directory for
24196 --with-gxx-include-dir.
24198 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24200 * fold-const.c (build_range_check): Properly deal with enumeral and
24201 boolean base types.
24203 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24205 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24206 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24207 * params.h (MAX_GCSE_PASSES): Remove.
24208 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24209 in sequence. Remove ability to run multiple passes.
24210 (bypass_jumps): Report run as third CPROP pass.
24212 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24214 PR middle-end/39651
24215 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24216 when deciding whether the whole SEQUENCE can throw.
24218 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24221 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24222 offseted label references.
24224 2009-04-11 Jan Hubicka <jh@suse.cz>
24226 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24228 2009-04-11 Richard Guenther <rguenther@suse.de>
24230 PR middle-end/39732
24231 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24232 return variables as TREE_ADDRESSABLE.
24234 2009-04-11 Richard Guenther <rguenther@suse.de>
24236 PR tree-optimization/39713
24237 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24238 reference trees have SSA_NAME operands.
24240 2009-04-11 Richard Guenther <rguenther@suse.de>
24243 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24244 address expressions.
24246 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24248 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24249 match changes in Cygwin 1.7
24250 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24251 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24253 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24255 PR tree-optimization/39701
24256 * doc/invoke.texi (Optimization Options): Document change in
24257 meaning and initialization of -fdelete-null-pointer-checks.
24259 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24261 PR middle-end/39701
24262 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24264 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24267 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24269 2009-04-10 Chao-ying Fu <fu@mips.com>
24271 * doc/tm.texi (Instruction Output): Document
24272 TARGET_ASM_FINAL_POSTSCAN_INSN.
24273 * target.h (final_postscan_insn): New field in asm_out.
24274 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24275 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24276 * final.c (final_scan_insn): Call
24277 targetm.asm_out.final_postscan_insn after outputting
24278 an asm macro and a normal instruction.
24280 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24281 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24282 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24283 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24284 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24286 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24288 PR middle-end/39701
24289 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24290 variables as non-NULL even with -fdelete-null-pointer-checks.
24292 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24294 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24296 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24299 * config/i386/i386.c (classify_argument): Handle SCmode with
24300 (bit_offset % 64) != 0.
24302 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24304 * doc/invoke.texi (Optimize Options): Add cross-reference to
24305 -Q --help=optimizers examples.
24307 2009-04-10 Ben Elliston <bje@au.ibm.com>
24310 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24311 regalign for the reg == fpr and TDmode case.
24313 2009-04-09 David Ayers <ayers@fsfe.org>
24316 * objc/objc-act.c (warn_with_method): Remove helper function.
24317 (check_duplicates): Call warning and inform directly.
24318 (really_start_method): Likewise.
24320 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24322 * expmed.c (expand_divmod): Always use a comparison for a division
24323 by a large unsigned integer.
24325 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24326 for things others than variables or functions as nonzero.
24328 2009-04-09 Nick Clifton <nickc@redhat.com>
24330 * unwind-compat.c: Change copyright header to refer to version
24331 3 of the GNU General Public License with version 3.1 of the
24332 GCC Runtime Library Exception and to point readers at the
24333 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24334 * config/alpha/crtfastmath.c: Likewise.
24335 * config/alpha/linux-unwind.h: Likewise.
24336 * config/alpha/qrnnd.asm: Likewise.
24337 * config/alpha/vms-crt0-64.c: Likewise.
24338 * config/alpha/vms-crt0.c: Likewise.
24339 * config/alpha/vms-dwarf2.asm: Likewise.
24340 * config/alpha/vms-dwarf2eh.asm: Likewise.
24341 * config/alpha/vms-psxcrt0-64.c: Likewise.
24342 * config/alpha/vms-psxcrt0.c: Likewise.
24343 * config/alpha/vms_tramp.asm: Likewise.
24344 * config/arc/initfini.c: Likewise.
24345 * config/arc/lib1funcs.asm: Likewise.
24346 * config/arm/bpabi-v6m.S: Likewise.
24347 * config/arm/bpabi.S: Likewise.
24348 * config/arm/bpabi.c: Likewise.
24349 * config/arm/crti.asm: Likewise.
24350 * config/arm/crtn.asm: Likewise.
24351 * config/arm/ieee754-df.S: Likewise.
24352 * config/arm/ieee754-sf.S: Likewise.
24353 * config/arm/lib1funcs.asm: Likewise.
24354 * config/arm/libunwind.S: Likewise.
24355 * config/arm/linux-atomic.c: Likewise.
24356 * config/arm/mmintrin.h: Likewise.
24357 * config/arm/pr-support.c: Likewise.
24358 * config/arm/unaligned-funcs.c: Likewise.
24359 * config/arm/unwind-arm.c: Likewise.
24360 * config/arm/unwind-arm.h: Likewise.
24361 * config/avr/libgcc.S: Likewise.
24362 * config/bfin/crti.s: Likewise.
24363 * config/bfin/crtlibid.s: Likewise.
24364 * config/bfin/crtn.s: Likewise.
24365 * config/bfin/lib1funcs.asm: Likewise.
24366 * config/bfin/linux-unwind.h: Likewise.
24367 * config/cris/arit.c: Likewise.
24368 * config/cris/cris_abi_symbol.c: Likewise.
24369 * config/darwin-64.c: Likewise.
24370 * config/darwin-crt2.c: Likewise.
24371 * config/darwin-crt3.c: Likewise.
24372 * config/darwin.h: Likewise.
24373 * config/dbxelf.h: Likewise.
24374 * config/dfp-bit.c: Likewise.
24375 * config/dfp-bit.h: Likewise.
24376 * config/elfos.h: Likewise.
24377 * config/fixed-bit.c: Likewise.
24378 * config/fixed-bit.h: Likewise.
24379 * config/fp-bit.c: Likewise.
24380 * config/fp-bit.h: Likewise.
24381 * config/fr30/crti.asm: Likewise.
24382 * config/fr30/crtn.asm: Likewise.
24383 * config/fr30/lib1funcs.asm: Likewise.
24384 * config/freebsd-spec.h: Likewise.
24385 * config/frv/cmovd.c: Likewise.
24386 * config/frv/cmovh.c: Likewise.
24387 * config/frv/cmovw.c: Likewise.
24388 * config/frv/frvbegin.c: Likewise.
24389 * config/frv/frvend.c: Likewise.
24390 * config/frv/lib1funcs.asm: Likewise.
24391 * config/glibc-stdint.h: Likewise.
24392 * config/h8300/clzhi2.c: Likewise.
24393 * config/h8300/crti.asm: Likewise.
24394 * config/h8300/crtn.asm: Likewise.
24395 * config/h8300/ctzhi2.c: Likewise.
24396 * config/h8300/fixunssfsi.c: Likewise.
24397 * config/h8300/lib1funcs.asm: Likewise.
24398 * config/h8300/parityhi2.c: Likewise.
24399 * config/h8300/popcounthi2.c: Likewise.
24400 * config/i386/ammintrin.h: Likewise.
24401 * config/i386/att.h: Likewise.
24402 * config/i386/avxintrin.h: Likewise.
24403 * config/i386/biarch64.h: Likewise.
24404 * config/i386/bmmintrin.h: Likewise.
24405 * config/i386/cpuid.h: Likewise.
24406 * config/i386/cross-stdarg.h: Likewise.
24407 * config/i386/crtfastmath.c: Likewise.
24408 * config/i386/crtprec.c: Likewise.
24409 * config/i386/cygming-crtbegin.c: Likewise.
24410 * config/i386/cygming-crtend.c: Likewise.
24411 * config/i386/cygwin.asm: Likewise.
24412 * config/i386/emmintrin.h: Likewise.
24413 * config/i386/gmm_malloc.h: Likewise.
24414 * config/i386/gthr-win32.c: Likewise.
24415 * config/i386/i386.h: Likewise.
24416 * config/i386/immintrin.h: Likewise.
24417 * config/i386/linux-unwind.h: Likewise.
24418 * config/i386/linux64.h: Likewise.
24419 * config/i386/mm3dnow.h: Likewise.
24420 * config/i386/mmintrin-common.h: Likewise.
24421 * config/i386/mmintrin.h: Likewise.
24422 * config/i386/nmmintrin.h: Likewise.
24423 * config/i386/pmm_malloc.h: Likewise.
24424 * config/i386/pmmintrin.h: Likewise.
24425 * config/i386/smmintrin.h: Likewise.
24426 * config/i386/sol2-c1.asm: Likewise.
24427 * config/i386/sol2-ci.asm: Likewise.
24428 * config/i386/sol2-cn.asm: Likewise.
24429 * config/i386/sol2-gc1.asm: Likewise.
24430 * config/i386/tmmintrin.h: Likewise.
24431 * config/i386/unix.h: Likewise.
24432 * config/i386/w32-unwind.h: Likewise.
24433 * config/i386/wmmintrin.h: Likewise.
24434 * config/i386/x86-64.h: Likewise.
24435 * config/i386/x86intrin.h: Likewise.
24436 * config/i386/xmmintrin.h: Likewise.
24437 * config/ia64/crtbegin.asm: Likewise.
24438 * config/ia64/crtend.asm: Likewise.
24439 * config/ia64/crtfastmath.c: Likewise.
24440 * config/ia64/crti.asm: Likewise.
24441 * config/ia64/crtn.asm: Likewise.
24442 * config/ia64/fde-glibc.c: Likewise.
24443 * config/ia64/lib1funcs.asm: Likewise.
24444 * config/ia64/linux-unwind.h: Likewise.
24445 * config/ia64/quadlib.c: Likewise.
24446 * config/ia64/unwind-ia64.c: Likewise.
24447 * config/linux.h: Likewise.
24448 * config/m32c/m32c-lib1.S: Likewise.
24449 * config/m32c/m32c-lib2-trapv.c: Likewise.
24450 * config/m32c/m32c-lib2.c: Likewise.
24451 * config/m32r/initfini.c: Likewise.
24452 * config/m68hc11/larith.asm: Likewise.
24453 * config/m68hc11/m68hc11-crt0.S: Likewise.
24454 * config/m68k/cf.md: Likewise.
24455 * config/m68k/crti.s: Likewise.
24456 * config/m68k/crtn.s: Likewise.
24457 * config/m68k/lb1sf68.asm: Likewise.
24458 * config/m68k/linux-unwind.h: Likewise.
24459 * config/mcore/crti.asm: Likewise.
24460 * config/mcore/crtn.asm: Likewise.
24461 * config/mcore/lib1.asm: Likewise.
24462 * config/mips/linux-unwind.h: Likewise.
24463 * config/mips/loongson.h: Likewise.
24464 * config/mips/mips16.S: Likewise.
24465 * config/mmix/crti.asm: Likewise.
24466 * config/mmix/crtn.asm: Likewise.
24467 * config/pa/fptr.c: Likewise.
24468 * config/pa/hpux-unwind.h: Likewise.
24469 * config/pa/lib2funcs.asm: Likewise.
24470 * config/pa/linux-atomic.c: Likewise.
24471 * config/pa/linux-unwind.h: Likewise.
24472 * config/pa/milli64.S: Likewise.
24473 * config/pa/quadlib.c: Likewise.
24474 * config/pa/stublib.c: Likewise.
24475 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24476 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24477 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24478 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24479 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24480 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24481 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24482 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24483 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24484 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24485 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24486 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24487 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24488 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24489 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24490 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24491 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24492 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24493 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24494 * config/rs6000/750cl.h: Likewise.
24495 * config/rs6000/altivec.h: Likewise.
24496 * config/rs6000/biarch64.h: Likewise.
24497 * config/rs6000/crtresfpr.asm: Likewise.
24498 * config/rs6000/crtresgpr.asm: Likewise.
24499 * config/rs6000/crtresxfpr.asm: Likewise.
24500 * config/rs6000/crtresxgpr.asm: Likewise.
24501 * config/rs6000/crtsavfpr.asm: Likewise.
24502 * config/rs6000/crtsavgpr.asm: Likewise.
24503 * config/rs6000/darwin-asm.h: Likewise.
24504 * config/rs6000/darwin-fallback.c: Likewise.
24505 * config/rs6000/darwin-fpsave.asm: Likewise.
24506 * config/rs6000/darwin-ldouble.c: Likewise.
24507 * config/rs6000/darwin-tramp.asm: Likewise.
24508 * config/rs6000/darwin-unwind.h: Likewise.
24509 * config/rs6000/darwin-vecsave.asm: Likewise.
24510 * config/rs6000/darwin-world.asm: Likewise.
24511 * config/rs6000/e500crtres32gpr.asm: Likewise.
24512 * config/rs6000/e500crtres64gpr.asm: Likewise.
24513 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24514 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24515 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24516 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24517 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24518 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24519 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24520 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24521 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24522 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24523 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24524 * config/rs6000/eabi-ci.asm: Likewise.
24525 * config/rs6000/eabi-cn.asm: Likewise.
24526 * config/rs6000/eabi.asm: Likewise.
24527 * config/rs6000/linux-unwind.h: Likewise.
24528 * config/rs6000/linux64.h: Likewise.
24529 * config/rs6000/paired.h: Likewise.
24530 * config/rs6000/paired.md: Likewise.
24531 * config/rs6000/ppc64-fp.c: Likewise.
24532 * config/rs6000/ppu_intrinsics.h: Likewise.
24533 * config/rs6000/rs6000.h: Likewise.
24534 * config/rs6000/si2vmx.h: Likewise.
24535 * config/rs6000/sol-ci.asm: Likewise.
24536 * config/rs6000/sol-cn.asm: Likewise.
24537 * config/rs6000/spe.h: Likewise.
24538 * config/rs6000/spu2vmx.h: Likewise.
24539 * config/rs6000/sysv4.h: Likewise.
24540 * config/rs6000/tramp.asm: Likewise.
24541 * config/rs6000/vec_types.h: Likewise.
24542 * config/s390/linux-unwind.h: Likewise.
24543 * config/s390/tpf-unwind.h: Likewise.
24544 * config/score/crti.asm: Likewise.
24545 * config/score/crtn.asm: Likewise.
24546 * config/sh/crt1.asm: Likewise.
24547 * config/sh/crti.asm: Likewise.
24548 * config/sh/crtn.asm: Likewise.
24549 * config/sh/divtab-sh4-300.c: Likewise.
24550 * config/sh/divtab-sh4.c: Likewise.
24551 * config/sh/divtab.c: Likewise.
24552 * config/sh/lib1funcs-4-300.asm: Likewise.
24553 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24554 * config/sh/lib1funcs.asm: Likewise.
24555 * config/sh/lib1funcs.h: Likewise.
24556 * config/sh/linux-atomic.asm: Likewise.
24557 * config/sh/linux-unwind.h: Likewise.
24558 * config/sh/shmedia.h: Likewise.
24559 * config/sh/sshmedia.h: Likewise.
24560 * config/sh/ushmedia.h: Likewise.
24561 * config/sparc/crtfastmath.c: Likewise.
24562 * config/sparc/linux-unwind.h: Likewise.
24563 * config/sparc/sol2-c1.asm: Likewise.
24564 * config/sparc/sol2-ci.asm: Likewise.
24565 * config/sparc/sol2-cn.asm: Likewise.
24566 * config/spu/divmodti4.c: Likewise.
24567 * config/spu/divv2df3.c: Likewise.
24568 * config/spu/float_disf.c: Likewise.
24569 * config/spu/float_unsdidf.c: Likewise.
24570 * config/spu/float_unsdisf.c: Likewise.
24571 * config/spu/float_unssidf.c: Likewise.
24572 * config/spu/mfc_multi_tag_release.c: Likewise.
24573 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24574 * config/spu/mfc_tag_release.c: Likewise.
24575 * config/spu/mfc_tag_reserve.c: Likewise.
24576 * config/spu/mfc_tag_table.c: Likewise.
24577 * config/spu/multi3.c: Likewise.
24578 * config/spu/spu_internals.h: Likewise.
24579 * config/spu/spu_intrinsics.h: Likewise.
24580 * config/spu/spu_mfcio.h: Likewise.
24581 * config/spu/vec_types.h: Likewise.
24582 * config/spu/vmx2spu.h: Likewise.
24583 * config/stormy16/stormy16-lib2.c: Likewise.
24584 * config/svr4.h: Likewise.
24585 * config/sync.c: Likewise.
24586 * config/v850/lib1funcs.asm: Likewise.
24587 * config/vxlib-tls.c: Likewise.
24588 * config/vxlib.c: Likewise.
24589 * config/vxworks-dummy.h: Likewise.
24590 * config/xtensa/crti.asm: Likewise.
24591 * config/xtensa/crtn.asm: Likewise.
24592 * config/xtensa/ieee754-df.S: Likewise.
24593 * config/xtensa/ieee754-sf.S: Likewise.
24594 * config/xtensa/lib1funcs.asm: Likewise.
24595 * config/xtensa/lib2funcs.S: Likewise.
24596 * config/xtensa/linux-unwind.h: Likewise.
24597 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24598 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24599 * coretypes.h: Likewise.
24600 * crtstuff.c: Likewise.
24601 * defaults.h: Likewise.
24602 * dwarf2.h: Likewise.
24603 * emutls.c: Likewise.
24604 * gbl-ctors.h: Likewise.
24605 * gcov-io.h: Likewise.
24606 * ginclude/float.h: Likewise.
24607 * ginclude/iso646.h: Likewise.
24608 * ginclude/stdarg.h: Likewise.
24609 * ginclude/stdbool.h: Likewise.
24610 * ginclude/stddef.h: Likewise.
24611 * ginclude/stdfix.h: Likewise.
24612 * ginclude/stdint-gcc.h: Likewise.
24613 * ginclude/tgmath.h: Likewise.
24614 * gthr-aix.h: Likewise.
24615 * gthr-dce.h: Likewise.
24616 * gthr-gnat.c: Likewise.
24617 * gthr-gnat.h: Likewise.
24618 * gthr-lynx.h: Likewise.
24619 * gthr-mipssde.h: Likewise.
24620 * gthr-nks.h: Likewise.
24621 * gthr-posix.c: Likewise.
24622 * gthr-posix.h: Likewise.
24623 * gthr-posix95.h: Likewise.
24624 * gthr-rtems.h: Likewise.
24625 * gthr-single.h: Likewise.
24626 * gthr-solaris.h: Likewise.
24627 * gthr-tpf.h: Likewise.
24628 * gthr-vxworks.h: Likewise.
24629 * gthr-win32.h: Likewise.
24630 * gthr.h: Likewise.
24631 * libgcc2.c: Likewise.
24632 * libgcc2.h: Likewise.
24633 * libgcov.c: Likewise.
24634 * tsystem.h: Likewise.
24635 * typeclass.h: Likewise.
24636 * unwind-c.c: Likewise.
24637 * unwind-compat.h: Likewise.
24638 * unwind-dw2-fde-compat.c: Likewise.
24639 * unwind-dw2-fde-darwin.c: Likewise.
24640 * unwind-dw2-fde-glibc.c: Likewise.
24641 * unwind-dw2-fde.c: Likewise.
24642 * unwind-dw2-fde.h: Likewise.
24643 * unwind-dw2.c: Likewise.
24644 * unwind-dw2.h: Likewise.
24645 * unwind-generic.h: Likewise.
24646 * unwind-pe.h: Likewise.
24647 * unwind-sjlj.c: Likewise.
24648 * unwind.inc: Likewise.
24649 * config/arm/neon-gen.ml: Change generated copyright header to
24650 refer to version 3 of the GNU General Public License with
24651 version 3.1 of the GCC Runtime Library Exception and to point
24652 readers at the COPYING3 and COPYING3.RUNTIME files and the
24653 FSF's license web page.
24654 * config/arm/arm_neon.h: Regenerate.
24656 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24658 * config/cris/cris.md: Change copyright header to refer to version
24659 3 of the GNU General Public License.
24660 * doc/install.texi2html: Change copyright header to refer to version
24661 3 of the GNU General Public License and to point readers at the
24662 COPYING3 file and the FSF's license web page.
24663 * config/vax/linux.h: Likewise.
24665 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24667 * config/i386/i386.md (cmpcc): New.
24668 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24669 (sync_compare_and_swap_cc*): Delete.
24671 * config/s390/s390.c (s390_compare_emitted): Remove.
24672 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24673 s390_compare_emitted used to be handled. Assert that modes match.
24674 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24675 refer to sync_compare_and_swap_ccsi.
24676 * config/s390/s390.h (s390_compare_emitted): Remove.
24677 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24678 instead of s390_compare_emitted.
24679 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24680 instead of s390_compare_emitted.
24681 * config/s390/s390.md (cmpcc): New.
24682 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24683 CC_REGNUM, do not pretend it's set.
24684 (sync_compare_and_swap_cc*): Delete.
24685 * config/s390/predicates.md (cc_reg_operand): New.
24687 * expr.c (sync_compare_and_swap_cc): Delete.
24688 * optabs.h (sync_compare_and_swap_cc): Delete.
24689 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24690 is being used with can_compare_p.
24691 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24692 (find_cc_set): New.
24693 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24694 look for a MODE_CC set instead. Use emit_store_flag.
24695 (expand_compare_and_swap_loop): Likewise, with some additional
24696 complication to avoid a force_reg when useless. Use
24697 emit_cmp_and_jump_insns.
24698 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24699 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24700 sync_compare_and_swap documentation.
24702 2009-04-09 Jan Hubicka <jh@suse.cz>
24704 * except.c (find_prev_try): Break out from ....
24705 (duplicate_eh_regions): ... here; properly update prev_try pointers
24706 when duplication part of tree.
24707 (dump_eh_tree): Improve dumping.
24708 (verify_eh_region): New.
24709 (verify_eh_tree): Use it.
24711 2009-04-06 Richard Guenther <rguenther@suse.de>
24713 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24714 &ARRAY addresses by adjusting their types and prepending
24716 * tree-cfg.c (verify_gimple_assign_single): Verify that
24717 addresses are correct.
24719 2009-04-09 Richard Guenther <rguenther@suse.de>
24721 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24722 indices into an array reference if possible.
24723 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24724 Fold POINTER_PLUS_EXPR statements with invariant address.
24726 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24729 * config.gcc (powerpc64-*-linux*): Always build biarch.
24731 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24734 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24735 it and pedwarn if this results in an INTEGER_CST.
24737 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24739 * doc/install.texi: Update minimum GMP version. Remove obsolete
24740 text in MPFR section.
24742 2009-04-08 Jakub Jelinek <jakub@redhat.com>
24744 * dwarf2out.c (class_scope_p): New static inline.
24745 (class_or_namespace_scope_p): Use it.
24746 (gen_variable_die): Use DW_TAG_member tag for static data member
24747 declarations instead of DW_TAG_variable.
24749 PR middle-end/39573
24750 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
24753 2009-04-08 Richard Guenther <rguenther@suse.de>
24755 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
24756 valueize random data.
24758 2009-04-08 David Edelsohn <edelsohn@gnu.org>
24760 * config.gcc (aix tm_file): Add aix-stdint.h.
24761 (aix tm clause use_gcc_stdint): Set to wrap.
24762 * config/rs6000/aix-stdint.h: New file.
24764 2009-04-08 Richard Guenther <rguenther@suse.de>
24766 PR middle-end/36291
24767 * tree-dfa.c (add_referenced_var): Do not recurse into
24768 global initializers.
24769 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
24771 (fold_const_aggregate_ref): Likewise.
24773 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24775 * recog.c (ordered_comparison_operator): New.
24776 * gensupport.c (std_preds): Add it.
24777 * doc/md.texi (Machine-Independent Predicates): Document it.
24779 2009-04-08 Jan Hubicka <jh@suse.cz>
24781 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
24782 * function.h (rtl_eh): Remove exception_handler_label_map.
24783 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
24784 remove_exception_handler_label, for_each_eh_label_1): Remove.
24785 (rtl_remove_unreachable_regions): Remove.
24786 (convert_from_eh_region_ranges): Do not remove unreachable regions.
24787 (find_exception_handler_labels): Don't build the hashtable.
24788 (maybe_remove_eh_handler): Remove.
24789 (for_each_eh_label): Rewrite to walk the tree.
24790 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
24791 * except.h (maybe_remove_eh_handler): Remove.
24792 * passes.c (init_optimization_passes): Schedule second EH cleanup
24794 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
24795 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
24797 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
24799 * genoutput.c (validate_optab_operands): New.
24800 (gen_insn, gen_expand): Call it.
24802 * genflags.c (gen_insn): Detect misused iterators.
24803 (main): Pass line_no to gen_insn, exit with status 1 on error.
24805 * genextract.c (line_no): Make global.
24806 (VEC_safe_set_locstr): Change assertion to error message.
24807 (main): Exit with status 1 on error.
24809 2009-04-08 Joseph Myers <joseph@codesourcery.com>
24813 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24814 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24815 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
24816 * c-convert.c (convert): Do not call fold on results of conversion
24817 functions when the result is a C_MAYBE_CONST_EXPR.
24818 * c-parser.c (c_parser_postfix_expression): Do not fold condition
24819 of __builtin_choose_expr.
24820 * c-typeck.c (remove_c_maybe_const_expr): New.
24821 (build_unary_op, build_conditional_expr, build_compound_expr,
24822 build_binary_op, c_objc_common_truthvalue_conversion): Call
24823 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
24826 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
24828 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
24829 CODE to produce a new one. Add a prototype to use fold_convert_const
24831 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
24834 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
24835 mix declarations and code.
24837 2009-04-08 Ben Elliston <bje@au.ibm.com>
24839 * gcc.c: Replace `CC' with `GCC' throughout.
24841 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
24843 * doc/invoke.texi: Document Atom support.
24845 2009-04-07 Jason Merrill <jason@redhat.com>
24848 * c-common.h, c-common.c: Add flag_pretty_templates.
24849 * c-opts.c (c_common_handle_option): Set it.
24850 * c.opt: Add -fno-pretty-templates.
24851 * doc/invoke.texi (C++ Dialect Options): Likewise.
24853 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
24855 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
24856 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
24857 (ia64_expand_builtin): Likewise.
24859 2009-04-07 Martin Jambor <mjambor@suse.cz>
24861 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
24862 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
24863 ADDR_EXPRS are include too.
24865 2009-04-07 Richard Guenther <rguenther@suse.de>
24867 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
24868 decls are only used if passes as parameters or if they are
24869 local statics and the call is not to a builtin.
24870 (call_may_clobber_ref_p_1): Likewise.
24872 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24874 * expr.c (do_store_flag): Remove last argument. Simplify code
24875 to avoid duplication of tests already done by can_compare_p.
24876 (expand_expr_real_1): Adjust caller.
24878 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24880 * optabs.c (can_compare_p): Test the predicate of a
24881 cbranch and cstore pattern.
24883 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24885 * expr.c (convert_move): Use emit_store_flag instead of
24888 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
24890 * config/i386/i386.c (ix86_compare_emitted): Remove.
24891 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
24892 ix86_compare_op0 like ix86_compare_emitted used to be handled.
24893 * config/i386/i386.h (ix86_compare_emitted): Remove.
24894 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
24895 instead of ix86_compare_emitted.
24896 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
24898 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
24900 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
24901 Add t-sysroot-suffix to tmake_file.
24902 * config/print-sysroot-suffix.sh: New file.
24903 * config/t-sysroot-suffix: New file.
24905 2009-04-07 Ben Elliston <bje@au.ibm.com>
24907 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
24908 as the latter produces a warning when the target does not support
24911 2009-04-07 Ben Elliston <bje@au.ibm.com>
24913 * dfp.c: Replace type punning assignments with memcpy throughout.
24914 * Makefile.in (dfp.o-warn): Remove.
24916 2009-04-07 Alan Modra <amodra@bigpond.net.au>
24919 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
24920 Include soft-fp/t-softfp after rs6000/t-linux64.
24922 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
24924 * stor-layout.c (set_sizetype): Use the full precision of their
24925 machine mode for bitsize types.
24927 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
24929 * config/i386/i386.md: Revert 2 accidental checkins.
24931 2009-04-06 Joey Ye <joey.ye@intel.com>
24932 Xuepeng Guo <xuepeng.guo@intel.com>
24933 H.J. Lu <hongjiu.lu@intel.com>
24935 Atom pipeline model, tuning and insn selection.
24936 * config.gcc (atom): Add atom config options and target.
24938 * config/i386/atom.md: New.
24940 * config/i386/i386.c (atom_cost): New cost.
24941 (m_ATOM): New macro flag.
24942 (initial_ix86_tune_features): Set m_ATOM.
24943 (x86_accumulate_outgoing_args): Likewise.
24944 (x86_arch_always_fancy_math_387): Likewise.
24945 (processor_target): Add Atom cost.
24946 (cpu_names): Add Atom cpu name.
24947 (override_options): Set Atom ISA.
24948 (ix86_issue_rate): New case PROCESSOR_ATOM.
24949 (ix86_adjust_cost): Likewise.
24951 * config/i386/i386.h (TARGET_ATOM): New target macro.
24952 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
24953 (TARGET_OPT_AGU): New target option.
24954 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
24955 (processor_type): Add PROCESSOR_ATOM.
24957 * config/i386/i386.md (cpu): Add new value "atom".
24958 (use_carry, movu): New attr.
24959 (atom.md): Include atom.md.
24960 (adddi3_carry_rex64): Set attr "use_carry".
24961 (addqi3_carry): Likewise.
24962 (addhi3_carry): Likewise.
24963 (addsi3_carry): Likewise.
24964 (*addsi3_carry_zext): Likewise.
24965 (subdi3_carry_rex64): Likewise.
24966 (subqi3_carry): Likewise.
24967 (subhi3_carry): Likewise.
24968 (subsi3_carry): Likewise.
24969 (x86_movdicc_0_m1_rex64): Likewise.
24970 (*x86_movdicc_0_m1_se): Likewise.
24971 (x86_movsicc_0_m1): Likewise.
24972 (*x86_movsicc_0_m1_se): Likewise.
24973 (*adddi_1_rex64): Emit add insn as much as possible.
24974 (*addsi_1): Likewise.
24975 (return_internal): Set atom_unit.
24976 (return_internal_long): Likewise.
24977 (return_pop_internal): Likewise.
24978 (*rcpsf2_sse): Set atom_sse_attr attr.
24979 (*qrt<mode>2_sse): Likewise.
24980 (*prefetch_sse): Likewise.
24982 * config/i386/i386-c.c (ix86_target_macros_internal): New case
24984 (ix86_target_macros_internal): Likewise.
24986 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
24987 (*prefetch_sse_rex): Likewise.
24988 (sse_rcpv4sf2): Likewise.
24989 (sse_vmrcpv4sf2): Likewise.
24990 (sse_sqrtv4sf2): Likewise.
24991 (<sse>_vmsqrt<mode>2): Likewise.
24992 (sse_ldmxcsr): Likewise.
24993 (sse_stmxcsr): Likewise.
24994 (*sse_sfence): Likewise.
24995 (sse2_clflush): Likewise.
24996 (*sse2_mfence): Likewise.
24997 (*sse2_lfence): Likewise.
24998 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
24999 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25000 (avx_movdqu<avxmodesuffix>): Likewise.
25001 (avx_lddqu<avxmodesuffix>): Likewise.
25002 (sse2_movntv2di): Change attr "type" to "ssemov".
25003 (sse2_movntsi): Likewise.
25004 (rsqrtv8sf2): Change attr "type" to "sseadd".
25005 (sse3_addsubv2df3): Set attr "atom_unit".
25006 (sse3_h<plusminus_insn>v4sf3): Likewise.
25007 (*sse2_pmaddwd): Likewise.
25008 (*vec_extractv2di_1_rex64): Likewise.
25009 (*vec_extractv2di_1_avx): Likewise.
25010 (sse2_psadbw): Likewise.
25011 (ssse3_phaddwv8hi3): Likewise.
25012 (ssse3_phaddwv4hi3): Likewise.
25013 (ssse3_phadddv4si3): Likewise.
25014 (ssse3_phadddv2si3): Likewise.
25015 (ssse3_phaddswv8hi3): Likewise.
25016 (ssse3_phaddswv4hi3): Likewise.
25017 (ssse3_phsubwv8hi3): Likewise.
25018 (ssse3_phsubwv4hi3): Likewise.
25019 (ssse3_phsubdv4si3): Likewise.
25020 (ssse3_phsubdv2si3): Likewise.
25021 (ssse3_phsubswv8hi3): Likewise.
25022 (ssse3_phsubswv4hi3): Likewise.
25023 (ssse3_pmaddubsw128): Likewise.
25024 (sse3_pmaddubsw: Likewise.
25025 (ssse3_palignrti): Likewise.
25026 (ssse3_palignrdi): Likewise.
25028 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25030 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25032 2009-04-06 Richard Guenther <rguenther@suse.de>
25034 PR tree-optimization/28868
25035 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25036 of which PHI results we inserted.
25037 (insert_into_preds_of_block): Record inserted PHIs.
25038 (eliminate): Eliminate redundant PHI nodes.
25039 (init_pre): Init inserted_phi_names.
25041 2009-04-06 Richard Guenther <rguenther@suse.de>
25043 PR tree-optimization/39643
25044 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25045 IMAGPART_EXPRs of complex constants.
25046 (execute_fold_all_builtins): If we folded a call queue
25047 TODO_update_address_taken.
25049 2009-04-06 Jan Hubicka <jh@suse.cz>
25051 PR middle-end/39659
25052 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25055 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25057 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25059 (ic_invalidate_array): Likewise.
25061 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25063 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25064 alignment for library calls.
25066 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25068 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25069 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25070 * config/i386/mingw-stdint.h: New file.
25072 2009-04-05 Richard Guenther <rguenther@suse.de>
25074 PR tree-optimization/39648
25075 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25076 our &A vs. &A[0] IL deficiencies.
25078 2009-04-04 Jan Hubicka <jh@suse.cz>
25080 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25081 removed toplevel regions.
25082 (sjlj_mark_call_sites): Likewise.
25084 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25086 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25087 (cygwin tm clause use_gcc_stdint): Set to wrap.
25088 * config/i386/cygwin-stdint.h: New file.
25090 2009-04-04 Richard Guenther <rguenther@suse.de>
25092 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25093 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25094 single-argument PHIs if we are in loop-closed SSA form.
25095 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25096 for the pre-condition.
25097 (slpeel_tree_peel_loop_to_edge): Likewise.
25098 (vect_build_loop_niters): Take an optional sequence to append stmts.
25099 (vect_generate_tmps_on_preheader): Likewise.
25100 (vect_do_peeling_for_loop_bound): Take extra guards for the
25102 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25103 the cost model check.
25104 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25105 guards if we are going to peel. Do not apply versioning in that case.
25106 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25107 (vect_do_peeling_for_loop_bound): Likewise.
25108 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25109 loop bound only record extra pre-conditions, do not apply loop
25112 2009-04-04 Richard Guenther <rguenther@suse.de>
25114 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25117 2009-04-04 Jan Hubicka <jh@suse.cz>
25119 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25120 last_basic_block for size of bb->index indexed array.
25121 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25122 compute_out, link_btr_uses, build_btr_def_use_webs,
25123 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25125 2009-04-04 Jan Hubicka <jh@suse.cz>
25127 * except.c (remove_eh_handler_and_replace): Break out from ...
25128 (remove_eh_handler): ... here.
25129 (bring_to_root): New function.
25130 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25131 handled ones, bring others to root of tree.
25133 2009-04-04 Jan Hubicka <jh@suse.cz>
25135 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25136 (all_phis_safe_to_merge): New function.
25137 (update_info): New structure.
25138 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25139 (cleanup_empty_eh): Update SSA if possible.
25141 2009-04-04 Richard Guenther <rguenther@suse.de>
25143 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25144 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25145 (append_vuse): Likewise.
25147 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25149 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25150 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25151 instead of REG_UNSAVED for DW_CFA_undefined.
25152 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25153 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25156 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25159 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25161 2009-04-04 Richard Guenther <rguenther@suse.de>
25163 PR tree-optimization/8781
25164 PR tree-optimization/37892
25165 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25166 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25167 (valueize_refs): Call it for *& valueizations.
25168 (shared_reference_ops_from_ref): Rename to ...
25169 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25170 (shared_reference_ops_from_call): Rename to ...
25171 (valueize_shared_reference_ops_from_call): ... this and valueize.
25172 (vn_reference_lookup): Update.
25173 (visit_reference_op_call): Likewise.
25174 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25175 (eliminate): Value-replace the call address in call statements.
25177 2009-04-04 Richard Guenther <rguenther@suse.de>
25179 PR tree-optimization/39636
25180 * tree-ssa-forwprop.c
25181 (forward_propagate_addr_into_variable_array_index): Check for
25182 GIMPLE_ASSIGN before accessing the rhs code.
25184 2009-04-03 Jason Merrill <jason@redhat.com>
25186 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25188 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25190 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25191 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25192 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25193 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25194 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25195 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25196 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25197 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25198 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25199 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25200 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25201 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25202 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25203 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25204 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25205 Use fr_reg_or_fp01_operand instead of fr_register_operand
25207 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25208 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25209 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25211 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25213 PR rtl-optimization/39607
25214 PR rtl-optimization/39631
25218 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25219 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25220 instead of DF_LR_OUT.
25221 * ira-lives.c (process_bb_node_lives): Ditto.
25222 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25223 instead of DF_LR_{OUT,IN}.
25224 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25225 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25227 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25229 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25230 (execute_lower_omp): Always run but take the short way out if -fopenmp
25232 (gate_lower_omp): Remove, forcing the pass manager to always run the
25233 pass and always set PROP_gimple_lomp.
25234 (pass_lower_omp): Remove gate function.
25235 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25236 PROP_trees. Instead, require it.
25237 * ipa-cp.c (pass_ipa_cp): Likewise.
25238 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25239 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25240 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25241 and PROP_gimple_leh.
25243 2009-04-03 Richard Guenther <rguenther@suse.de>
25245 PR middle-end/13146
25246 PR tree-optimization/23940
25247 PR tree-optimization/33237
25248 PR middle-end/33974
25249 PR middle-end/34093
25250 PR tree-optimization/36201
25251 PR tree-optimization/36230
25252 PR tree-optimization/38049
25253 PR tree-optimization/38207
25254 PR tree-optimization/38230
25255 PR tree-optimization/38301
25256 PR tree-optimization/38585
25257 PR middle-end/38895
25258 PR tree-optimization/38985
25259 PR tree-optimization/39299
25260 * tree-ssa-structalias.h: Remove.
25261 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25262 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25263 (struct vuse_element_d): Remove.
25264 (struct vuse_vec_d): Likewise.
25265 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25266 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25267 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25268 VUSE_ELEMENT_VAR): Likewise.
25269 (struct voptype_d): Likewise.
25270 (NUM_VOP_FREE_BUCKETS): Likewise.
25271 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25272 (struct stmt_operands_d): Remove.
25273 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25274 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25275 VDEF_NUM, VDEF_VECT): Likewise.
25276 (copy_virtual_operands): Remove.
25277 (operand_build_cmp): Likewise.
25278 (create_ssa_artificial_load_stmt): Likewise.
25279 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25280 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25281 vuse_index and mayuse_index members. Pack and move done and iter_type
25282 members to the front.
25283 (SSA_OP_VMAYUSE): Remove.
25284 (SSA_OP_VIRTUAL_USES): Adjust.
25285 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25286 (unlink_stmt_vdef): Declare.
25287 (add_to_addressable_set): Remove.
25288 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25289 (vrp_visit_stmt): Likewise.
25290 * doc/tree-ssa.texi (Alias analysis): Update.
25291 * doc/invoke.texi (max-aliased-vops): Remove docs.
25292 (avg-aliased-vops): Likewise.
25293 * tree-into-ssa.c (syms_to_rename): Remove.
25294 (need_to_update_vops_p): Likewise.
25295 (need_to_initialize_update_ssa_p): Rename to ...
25296 (update_ssa_initialized_fn): ... this. Track function we are
25298 (symbol_marked_for_renaming): Simplify.
25299 (add_new_name_mapping): Do not set need_to_update_vops_p.
25300 (dump_currdefs): Use SYMS_TO_RENAME.
25301 (rewrite_update_stmt): Always walk all uses/defs.
25302 (dump_update_ssa): Adjust.
25303 (init_update_ssa): Take function argument. Track what we are
25305 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25306 (create_new_def_for): Initialize for cfun, assert we are initialized
25308 (mark_sym_for_renaming): Simplify.
25309 (mark_set_for_renaming): Do not initialize update-ssa.
25310 (need_ssa_update_p): Simplify. Take function argument.
25311 (name_mappings_registered_p): Assert we ask for the correct function.
25312 (name_registered_for_update_p): Likewise.
25313 (ssa_names_to_replace): Likewise.
25314 (release_ssa_name_after_update_ssa): Likewise.
25315 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25316 (dump_decl_set): Do not print a newline.
25317 (debug_decl_set): Do it here.
25318 (dump_update_ssa): And here.
25319 * tree-ssa-loop-im.c (move_computations): Adjust.
25320 (movement_possibility): Likewise.
25321 (determine_max_movement): Likewise.
25322 (gather_mem_refs_stmt): Likewise.
25323 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25324 or NAME_MEMORY_TAG.
25325 * tree-complex.c (update_all_vops): Remove.
25326 (expand_complex_move): Adjust.
25327 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25328 Simplify test for memory referencing statement. Exclude
25329 non-invariant ADDR_EXPRs.
25330 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25331 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25332 (rdg_flag_uses): Likewise.
25333 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25335 (tree_optimize_tail_calls_1): Also split the
25336 edge from the entry block if we have degenerate PHI nodes in
25337 the first basic block.
25338 * tree.c (init_ttree): Remove memory-tag related code.
25339 (tree_code_size): Likewise.
25340 (tree_node_structure): Likewise.
25341 (build7_stat): Re-write to be build6_stat.
25342 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25343 (SSA_VAR_P): Adjust.
25344 (struct tree_memory_tag): Remove.
25345 (struct tree_memory_partition_tag): Likewise.
25346 (union tree_node): Adjust.
25347 (build7): Re-write to be build6.
25348 * tree-pass.h (pass_reset_cc_flags): Remove.
25349 (TODO_update_address_taken): New flag.
25350 (pass_simple_dse): Remove.
25351 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25352 * params.h (MAX_ALIASED_VOPS): Remove.
25353 (AVG_ALIASED_VOPS): Likewise.
25354 * omp-low.c (expand_omp_taskreg): Update SSA form.
25355 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25356 aliases the lhs in a copy stmt.
25357 * tree-ssa-dse.c (struct address_walk_data): Remove.
25358 (memory_ssa_name_same): Likewise.
25359 (memory_address_same): Likewise.
25360 (get_kill_of_stmt_lhs): Likewise.
25361 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25362 unused stores. Look through PHI nodes into post-dominated regions.
25363 (dse_optimize_stmt): Simplify. Properly remove stores.
25364 (tree_ssa_dse): Compute dominators.
25365 (execute_simple_dse): Remove.
25366 (pass_simple_dse): Likewise.
25367 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25368 gimple_loaded_syms and gimple_stored_syms computation.
25369 * toplev.c (dump_memory_report): Dump alias and pta stats.
25370 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25371 (vn_reference_eq): Likewise.
25372 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25373 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25374 valueize_vuses): Remove.
25375 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25376 (get_def_ref_stmt_vuse): ... this.
25377 (vn_reference_lookup_2): New function.
25378 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25379 walking equivalent vuses. Simplify.
25380 (vn_reference_lookup): Likewise.
25381 (vn_reference_insert): Likewise.
25382 (vn_reference_insert_pieces): Likewise.
25383 (visit_reference_op_call): Simplify.
25384 (visit_reference_op_load): Likewise.
25385 (visit_reference_op_store): Likewise.
25386 (init_scc_vn): Remove shared_lookup_vuses initialization.
25387 (free_scc_vn): Remove shared_lookup_vuses freeing.
25388 (sort_vuses, sort_vuses_heap): Remove.
25389 (get_ref_from_reference_ops): Export.
25390 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25391 vector with single vuse pointer.
25392 (vn_reference_lookup_pieces, vn_reference_lookup,
25393 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25394 (shared_vuses_from_stmt): Remove.
25395 (get_ref_from_reference_ops): Declare.
25396 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25397 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25398 memory-tag related code.
25399 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25400 (likely_value): Add comment, skip static-chain of call statements.
25401 (surely_varying_stmt_p): Adjust.
25402 (gimplify_and_update_call_from_tree): Likewise.
25403 (execute_fold_all_builtins): Do not rebuild alias info.
25404 (gimplify_and_update_call_from_tree): Properly update VOPs.
25405 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25406 (copy_ref_info): Remove memory-tag related code.
25407 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25408 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25409 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25411 * tree-ssa-dom.c (gimple_p): Remove typedef.
25412 (eliminate_redundant_computations): Adjust.
25413 (record_equivalences_from_stmt): Likewise.
25414 (avail_expr_hash): Likewise.
25415 (avail_expr_eq): Likewise.
25416 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25417 (stmt_makes_single_load): Likewise.
25418 (stmt_makes_single_store): Likewise.
25419 * tree-ssa-alias.c: Rewrite completely.
25420 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25421 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25422 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25423 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25424 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25425 Remove public functions.
25426 (pass_reset_cc_flags): Remove.
25427 (pass_build_alias): Move ...
25428 * tree-ssa-structalias.c (pass_build_alias): ... here.
25429 * tree-ssa-alias.c (may_be_aliased): Move ...
25430 * tree-flow-inline.h (may_be_aliased): ... here.
25431 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25432 count_uses_and_derefs): Move ...
25433 * gimple.c: ... here.
25434 * gimple.h (count_uses_and_derefs): Declare.
25435 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25436 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25437 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25438 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25439 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25440 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25441 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25443 * tree-dfa.c (refs_may_alias_p): Move ...
25444 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25445 * tree-ssa-alias.h: New file.
25446 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25447 (statement_sink_location): Likewise.
25448 * opts.c (decode_options): Do not adjust max-aliased-vops or
25449 avg-aliased-vops values.
25450 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25451 (TV_CALL_CLOBBER): Likewise.
25452 (TV_FLOW_SENSITIVE): Likewise.
25453 (TV_FLOW_INSENSITIVE): Likewise.
25454 (TV_MEMORY_PARTITIONING): Likewise.
25455 (TV_ALIAS_STMT_WALK): New timevar.
25456 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25457 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25458 (get_address_description): Remove memory-tag related code.
25459 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25460 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25461 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25462 and immediate uses in statements. Document.
25463 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25464 (dump_symbols): Remove.
25465 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25466 * alias.c (get_deref_alias_set): New function split out from ...
25467 (get_alias_set): ... here.
25468 * alias.h (get_deref_alias_set): Declare.
25469 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25470 type parameter. Remove restrict pointer handling. Create a
25471 ref-all pointer in case type-based alias sets do not conflict.
25472 (vect_analyze_data_refs): Remove SMT related code.
25473 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25474 (vectorizable_load): Likewise.
25475 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25476 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25477 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25478 Ignore vops and SMTs.
25479 (dr_analyze_alias): Likewise..
25480 (free_data_ref): Likewise.
25481 (create_data_ref): Likewise.
25482 (analyze_all_data_dependences): Likewise.
25483 (get_references_in_stmt): Adjust.
25484 * tree-flow-inline.h (gimple_aliases_computed_p,
25485 gimple_addressable_vars, gimple_call_clobbered_vars,
25486 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25487 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25488 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25489 gimple_mem_ref_stats): Remove.
25490 (gimple_vop): New function.
25491 (op_iter_next_use): Remove vuses and mayuses cases.
25492 (op_iter_next_def): Remove vdefs case.
25493 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25494 (clear_and_done_ssa_iter): Do not set removed fields.
25495 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25496 Assert we are not iterating over vuses or vdefs if not also
25497 iterating over uses or defs.
25498 (op_iter_init_use): Likewise.
25499 (op_iter_init_def): Likewise.
25500 (op_iter_next_vdef): Remove.
25501 (op_iter_next_mustdef): Likewise.
25502 (op_iter_init_vdef): Likewise.
25503 (compare_ssa_operands_equal): Likewise.
25504 (link_use_stmts_after): Handle vuse operand.
25505 (is_call_used): Use is_call_clobbered.
25506 (is_call_clobbered): Global variables are always call clobbered,
25507 query the call-clobbers bitmap.
25508 (mark_call_clobbered): Ignore global variables.
25509 (clear_call_clobbered): Likewise.
25510 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25511 virtual operands sanity check.
25512 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25514 (TARGET_MEM_REF): Remove TMR_TAG operand.
25515 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25516 Remove call-clobber related code.
25517 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25518 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25519 partitions or escape reason.
25520 (get_single_def_stmt, get_single_def_stmt_from_phi,
25521 get_single_def_stmt_with_phi): Remove.
25522 (dump_referenced_vars): Tidy.
25523 (get_ref_base_and_extent): Allow bare decls.
25524 (collect_dfa_stats): Adjust.
25525 * graphite.c (rename_variables_in_stmt): Adjust.
25526 (graphite_copy_stmts_from_block): Likewise.
25527 (translate_clast): Likewise.
25528 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25530 (translate_vuse_through_block): Use the oracle.
25531 (phi_translate_1): Adjust.
25532 (value_dies_in_block_x): Use the oracle. Cache the outcome
25534 (valid_in_sets): Check if the VUSE for
25535 a REFERENCE is available.
25536 (eliminate): Do not remove stmts during elimination,
25537 instead queue and remove them afterwards.
25538 (do_pre): Do not rebuild alias info.
25539 (pass_pre): Run TODO_rebuild_alias before PRE.
25540 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25541 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25542 (mark_all_v_defs_stmt): Remove.
25543 (mark_all_v_defs_seq): Adjust.
25544 (sra_replace): Likewise.
25545 (scalarize_use): Likewise.
25546 (scalarize_copy): Likewise.
25547 (scalarize_init): Likewise.
25548 (scalarize_ldst): Likewise.
25549 (todoflags): Remove.
25550 (tree_sra): Do not rebuild alias info.
25551 (tree_sra_early): Adjust.
25552 (pass_sra): Run TODO_update_address_taken before SRA.
25553 * tree-predcom.c (set_alias_info): Remove.
25554 (prepare_initializers_chain): Do not call it.
25555 (mark_virtual_ops_for_renaming): Adjust.
25556 (mark_virtual_ops_for_renaming_list): Remove.
25557 (initialize_root_vars): Adjust.
25558 (initialize_root_vars_lm): Likewise.
25559 (prepare_initializers_chain): Likewise.
25560 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25561 (may_propagate_copy_into_stmt): Likewise.
25562 (merge_alias_info): Do nothing for now.
25563 (propagate_tree_value_into_stmt): Adjust.
25564 (stmt_may_generate_copy): Likewise.
25565 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25566 not mark symbols for renaming.
25567 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25568 with the same statement, make sure to update the new pointed-to one.
25569 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25570 call statements, do not mark symbols for renaming.
25571 (mark_operand_necessary): Dump something.
25572 (ref_may_be_aliased): New function.
25573 (mark_aliased_reaching_defs_necessary_1): New helper function.
25574 (mark_aliased_reaching_defs_necessary): Likewise.
25575 (mark_all_reaching_defs_necessary_1): Likewise.
25576 (mark_all_reaching_defs_necessary): Likewise.
25577 (propagate_necessity): Do not process virtual PHIs. For
25578 non-aliased loads mark all reaching definitions as necessary.
25579 For aliased loads and stores mark the immediate dominating
25580 aliased clobbers as necessary.
25581 (visited): New global static.
25582 (perform_tree_ssa_dce): Free visited bitmap after propagating
25584 (remove_dead_phis): Perform simple dead virtual PHI removal.
25585 (remove_dead_stmt): Properly unlink virtual operands when
25587 (eliminate_unnecessary_stmts): Schedule PHI removal after
25589 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25590 (process_replaceable): Likewise.
25591 (find_replaceable_in_bb): Likewise.
25592 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25593 based on the single gimple vop.
25594 (verify_flow_insensitive_alias_info): Remove.
25595 (verify_flow_sensitive_alias_info): Likewise.
25596 (verify_call_clobbering): Likewise.
25597 (verify_memory_partitions): Likewise.
25598 (verify_alias_info): Likewise.
25599 (verify_ssa): Adjust..
25600 (execute_update_addresses_taken): Export. Update SSA
25601 manually. Optimize only when optimizing. Use a local bitmap.
25602 (pass_update_address_taken): Remove TODO_update_ssa, add
25604 (pass_update_address_taken): Just use TODO_update_address_taken.
25605 (init_tree_ssa): Do not initialize addressable_vars.
25606 (verify_ssa): Verify new VUSE / VDEF properties.
25607 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25608 Do not call verify_alias_info.
25609 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25610 Do not free the loaded and stored syms bitmaps. Reset the escaped
25611 and callused solutions. Do not free addressable_vars.
25612 Remove memory-tag related code.
25613 (warn_uninitialized_var): Aliases are always available.
25614 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25615 * lambda-code.c (can_put_in_inner_loop): Adjust.
25616 (can_put_after_inner_loop): Likewise.
25617 (perfect_nestify): Likewise.
25618 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25619 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25620 (vectorizable_conversion): Do not mark symbols for renaming.
25621 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25622 (expand_call_inline): Unlink the calls virtual operands before
25624 (tree_function_versioning): Do not call update_ssa if we are not
25625 updating clones. Simplify.
25626 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25627 (propagate_with_phi): Likewise..
25628 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25629 clobber code. Assert we are not aliased or global.
25630 * tree-flow.h: Include tree-ssa-alias.h
25631 (enum escape_type): Remove.
25632 (struct mem_sym_stats_d): Likewise.
25633 (struct mem_ref_stats_d): Likewise.
25634 (struct gimple_df): Add vop member. Remove global_var,
25635 call_clobbered_vars, call_used_vars, addressable_vars,
25636 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25637 escaped and callused members.
25638 (struct ptr_info_def): Remove all members, add points-to solution
25640 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25641 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25642 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25643 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25644 (tree-ssa-alias.o): Likewise.
25645 (toplev.o): Add tree-ssa-alias.h
25646 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25647 * gimple.c (gimple_set_bb): Fix off-by-one error.
25648 (is_gimple_reg): Do not handle memory tags.
25649 (gimple_copy): Also copy virtual operands.
25650 Delay updating the statement. Do not reset loaded and stored syms.
25651 (gimple_set_stored_syms): Remove.
25652 (gimple_set_loaded_syms): Likewise.
25653 (gimple_call_copy_skip_args): Copy the virtual operands
25654 and mark the new statement modified.
25655 * tree-ssa-structalias.c (may_alias_p): Remove.
25656 (set_uids_in_ptset): Take the alias set to prune with as
25657 parameter. Fold in the alias test of may_alias_p.
25658 (compute_points_to_sets): Compute whether a ptr is dereferenced
25659 in a local sbitmap.
25660 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25661 other ADDRESSOF constraints on the lhs.
25662 (get_constraint_for_component_ref): Assert that we don't get
25663 ADDRESSOF constraints from the base of the reference.
25664 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25665 (struct variable_info): Remove collapsed_to member.
25666 (get_varinfo_fc): Remove.
25667 (new_var_info): Do not set collapsed_to.
25668 (dump_constraint): Do not follow cycles.
25669 (dump_constraint_graph): Likewise.
25670 (build_pred_graph): Likewise.
25671 (build_succ_graph): Likewise.
25672 (rewrite_constraints): Likewise.
25673 (do_simple_structure_copy): Remove.
25674 (do_rhs_deref_structure_copy): Remove.
25675 (do_lhs_deref_structure_copy): Remove.
25676 (collapse_rest_of_var): Remove.
25677 (do_structure_copy): Re-implement.
25678 (pta_stats): New global variable.
25679 (dump_pta_stats): New function.
25680 (struct constraint_expr): Make offset signed.
25681 (UNKNOWN_OFFSET): Define special value.
25682 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25683 (solution_set_expand): New helper function split out from ...
25684 (do_sd_constraint): ... here.
25685 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25686 (do_ds_constraint): Likewise.
25687 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25688 and CALLUSED = *CALLUSED.
25689 (set_union_with_increment): Make inc argument signed.
25690 (type_safe): Remove.
25691 (get_constraint_for_ptr_offset): Handle unknown and negative
25693 (first_vi_for_offset): Handle offsets before start. Bail
25694 out early for offsets beyond the variable extent.
25695 (first_or_preceding_vi_for_offset): New function.
25696 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25697 Together with ESCAPED = *ESCAPED this properly computes reachability.
25698 (find_what_var_points_to): New function.
25699 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25700 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25701 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25702 pt_solutions_intersect): New functions.
25703 (compute_call_used_vars): Remove.
25704 (compute_may_aliases): New main entry into PTA computation.
25705 * gimple.h (gimple_p): New typedef.
25706 (struct gimple_statement_base): Remove references_memory_p.
25707 (struct gimple_statement_with_memory_ops_base): Remove
25708 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25710 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25711 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25712 gimple_set_references_memory): Remove.
25713 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25714 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25716 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25717 (verify_expr): Allow RESULT_DECL.
25718 (gimple_duplicate_bb): Do not copy virtual operands.
25719 (gimple_duplicate_sese_region): Adjust.
25720 (gimple_duplicate_sese_tail): Likewise.
25721 (mark_virtual_ops_in_region): Remove.
25722 (move_sese_region_to_fn): Do not call it.
25723 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25724 and pass_simple_dse.
25725 (execute_function_todo): Handle TODO_update_address_taken,
25726 call execute_update_addresses_taken for TODO_rebuild_alias.
25727 (execute_todo): Adjust.
25728 (execute_one_pass): Init dump files early.
25729 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25731 (create_general_new_stmt): Clear vops.
25732 * tree-ssa-reassoc.c (get_rank): Adjust.
25733 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25734 symbols for renaming.
25735 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25736 (PARAM_AVG_ALIASED_VOPS): Likewise.
25737 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25738 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25739 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25740 (operand_build_cmp, copy_virtual_operands,
25741 create_ssa_artificial_load_stmt, add_to_addressable_set,
25742 gimple_add_to_addresses_taken): Remove public functions.
25743 (unlink_stmt_vdef): New function.
25745 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25747 * config.gcc (powerpc-*-linux*): Merge variants.
25749 2009-04-02 Chao-ying Fu <fu@mips.com>
25750 James Grosbach <james.grosbach@microchip.com>
25752 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
25753 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
25755 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
25756 keep_interrupts_masked_p, use_debug_exception_return_p.
25757 (mips_attribute_table): Add interrupt, use_shadow_register_set,
25758 keep_interrupts_masked, use_debug_exception_return.
25759 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
25760 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
25762 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
25763 (mips_print_operand): Process COP0 registers to print $0 .. $31
25764 correctly for GAS to process.
25765 (mips_interrupt_extra_call_saved_reg_p): New function.
25766 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
25768 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
25769 (mips_compute_frame_info): Add supports for interrupt context that
25770 includes doubleword accumulators and COP0 registers.
25771 (mips_for_each_saved_acc): New function.
25772 (mips_for_each_saved_gpr_and_fpr): Change the function name from
25773 mips_for_each_saved_reg.
25774 (mips_save_reg): Save accumulators.
25775 (mips_kernel_reg_p): A new for_each_rtx callback.
25776 (mips_expand_prologue): Support interrupt handlers.
25777 (mips_restore_reg): Restore accumulators.
25778 (mips_expand_epilogue): Support interrupt handlers.
25779 (mips_can_use_return_insn): Return false for interrupt handlers.
25780 (mips_epilogue_uses): New function.
25781 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
25782 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
25783 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
25784 cop0_move): New instructions.
25785 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
25786 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
25788 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
25790 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
25791 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
25792 interrupt handlers, we use K0 as the temporary register.
25793 (EPILOGUE_USES): Change to a function call.
25794 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
25795 handlers, we use K0 as the temporary register.
25797 * doc/extend.texi (Function Attributes): Document interrupt,
25798 use_shadow_register_set, keep_interrupts_masked,
25799 use_debug_exception_return for MIPS attributes.
25801 2009-04-03 Alan Modra <amodra@bigpond.net.au>
25803 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
25804 Remove a number of t-files from tmake_file.
25805 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
25806 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
25807 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
25808 target_prototype, not TARGET_PROTOTYPE.
25809 (LINK_OS_GNU_SPEC): Define.
25810 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
25811 and darwin-ldoubdle.c.
25813 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
25816 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
25817 (cpp_options): Ditto.
25818 (default_compilers): Ditto.
25819 (display_help): Ditto.
25820 (process_command): Ditto.
25821 (do_spec_1): Ditto.
25822 (set_input): Use lbasename instead of duplicate code.
25823 (save_temps_prefix): New static for -save-temps=obj.
25824 (save_temps_length): Ditto.
25826 * doc/invoke.texi (-save-temps=obj): Document new variant to
25827 -save-temps switch.
25829 2009-04-02 Jeff Law <law@redhat.com>
25831 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
25834 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25836 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
25837 * configure: Regenerated.
25839 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25841 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
25842 share the argument list.
25844 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25848 2009-02-12 Diego Novillo <dnovillo@google.com>
25850 * varpool.c (debug_varpool): New.
25851 * cgraph.h (debug_varpool): Declare.
25853 2009-04-02 Jan Hubicka <jh@suse.cz>
25855 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
25858 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
25860 * config/i386/i386.c (ix86_abi): Move initialization to ...
25861 (override_options): Here.
25863 2009-04-02 Christian Bruel <christian.bruel@st.com>
25865 * config/sh/sh.c (sh_dwarf_register_span): New function.
25866 (TARGET_DWARF_REGISTER_SPAN): Define.
25867 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
25869 2009-04-02 Ira Rosen <irar@il.ibm.com>
25871 PR tree-optimization/39595
25872 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
25873 interleaved loads group is not greater than the SLP group size.
25875 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
25877 * builtins.c (is_builtin_name): New.
25878 (called_as_built_in): Use is_builtin_name.
25879 * tree.h (is_builtin_name): New.
25880 * varasm.c (incorporeal_function_p): Use is_builtin_name
25882 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
25884 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
25886 2009-04-02 Dodji Seketeli <dodji@redhat.com>
25889 * c-decl.c (clone_underlying_type): Move this ...
25890 * c-common.c (set_underlying_type): ... here.
25891 Also, make sure the function properly sets TYPE_STUB_DECL() on
25892 the newly created typedef variant type.
25893 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
25894 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
25897 2009-04-02 Richard Guenther <rguenther@suse.de>
25899 PR tree-optimization/37221
25900 * tree-flow.h (degenerate_phi_result): Declare.
25901 * tree-ssa-dom.c (degenerate_phi_result): Export.
25902 * tree-scalar-evolution.c (analyze_initial_condition): If
25903 the initial condition is defined by a degenerate PHI node
25904 use the degenerate value.
25906 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
25908 PR rtl-optimization/39588
25909 * combine.c (merge_outer_ops): Do not set the constant when this
25911 (simplify_shift_const_1): Do not modify it either in this case.
25913 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
25915 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
25916 tuning is deprecated if -mtune value is set to an Itanium1 variant.
25918 2009-04-01 Janis Johnson <janis187@us.ibm.com>
25921 * c-lex.c (interpret_float): Default (no suffix) is double.
25923 2009-04-1 Xinliang David Li <davidxl@google.com>
25925 * config/i386/i386.c (legitimate_constant_p): Recognize
25926 all one vector constant.
25928 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25930 * config/vax/vax.c: Add #includes to silence warnings.
25931 Change #include order to silence two warnings.
25933 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25935 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
25936 (ASM_SPEC): Pass -k to the assembler for PIC code.
25938 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25940 * config.gcc: Add vax-*-linux* to the switch.
25941 * config/vax/linux.h: New file. (TARGET_VERSION,
25942 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
25944 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25946 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
25947 Use predicate macros instead of GET_CODE() == foo.
25948 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
25949 ashlsi3, rotrsi3, <unnamed>): Likewise.
25951 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25953 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
25954 jbbccihi, jbbccisi): Remova trailing whitespace.
25955 * config/vax/constraints.md: Likewise.
25956 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25957 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
25958 * config/vax/predicates.md: Likewise.
25959 * config/vax/vax.c (print_operand_address, vax_output_int_move,
25960 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
25961 * config/vax/vax.h: Likewise.
25962 * config/vax/vax.md (nonlocal_goto): Likewise.
25964 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25966 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
25967 (indirectable_address_p, adjacent_operands_p): Add spaces around
25969 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
25971 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25973 * config/vax/vax.c (legitimate_constant_address_p,
25974 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
25975 index_term_p, reg_plus_index_p, legitimate_address_p,
25976 vax_mode_dependent_address_p): Update comments to match functions
25977 modified by the recent int->bool conversion.
25979 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25981 * config/vax/builtins.md: Update copyright message.
25982 * config/vax/constraints.md: Likewise.
25983 * config/vax/netbsd-elf.h: Likewise.
25984 * config/vax/predicates.md: Likewise.
25985 * config/vax/vax-protos.h: Likewise.
25986 * config/vax/vax.c: Likewise.
25987 * config/vax/vax.h: Likewise.
25988 * config/vax/vax.md: Likewise.
25989 * config/vax/vax.opt: Likewise.
25991 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
25993 * config/vax/builtins.md (ffssi2, ffssi2_internal,
25994 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
25995 * config/vax/constraints.md (B, R): Likewise.
25996 * config/vax/predicates.md (external_memory_operand,
25997 nonimmediate_addsub_di_operand): Likewise.
25998 * config/vax/vax.c (vax_output_int_add): Likewise.
25999 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26000 untyped_call): Likewise.
26002 2009-04-01 Matt Thomas <matt@3am-software.com>
26004 * config/vax/predicates.md: New file.
26005 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26006 external_const_operand, nonsymbolic_operand, external_memory_operand,
26007 indirect_memory_operand, indexed_memory_operand,
26008 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26009 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26011 * config/vax/constraints.md: New file.
26012 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26014 * config/vax/builtins.md: New file.
26015 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26016 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26018 * config/vax/vax.opt (mqmath): Add option.
26019 * config/vax/vax.md (isfx): Extend with DI.
26020 (VAXintQH, VAXintQHSD): Define.
26021 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26022 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26023 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26024 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26025 (movdi): Update constraints and use vax_output_int_move().
26026 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26027 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26028 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26029 nonlocal_goto): New.
26030 (mov<mode>): Extend accepted operand types.
26031 (subdi3_old): Rename from subdi3, change update constraints and use
26032 a new implementation.
26033 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26034 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26035 MOVE_RATIO, CLEAR_RATIO): Define.
26036 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26037 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26038 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26039 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26040 (split_quadword_operands): Make static and really allow variable
26042 (print_operand_address): Update for PIC generation.
26043 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26044 indexable_address_p, fixup_mathdi_operand,
26045 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26046 (vax_float_literal, legitimate_constant_p,
26047 indirectable_constant_address_p, index_term_p,
26048 reg_plus_index_p): Return bool instead of int.
26049 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26051 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26053 (vax_output_conditional_branch): Indent.
26054 (legitimate_constant_address_p, indirectable_constant_address_p,
26055 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26056 vax_mode_dependent_address_p): Return bool instead of int, update for
26058 * config/vax/vax-protos.h (legitimate_constant_address_p,
26059 legitimate_constant_p, legitimate_address_p,
26060 vax_mode_dependent_address_p): Change declaration to bool.
26061 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26062 vax_expand_addsub_di_operands, vax_output_int_subtract,
26063 vax_output_movmemsi): Declare.
26064 (split_quadword_operands, vax_float_literal): Delete declaration.
26065 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26066 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26067 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26068 ASM_OUTPUT_DWARF_PCREL): Define.
26069 (ASM_SPEC): Change definition to allow PIC generation.
26071 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26073 * doc/sourcebuild.texi: Update front-end requirements.
26075 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26078 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26079 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26080 (booldi3_internal3): Use boolean_or_operator instead of
26083 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26086 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26087 declarator whose size is not an integer constant expression but
26088 folds to an integer constant, then treat it as a constant
26091 2009-04-01 Richard Guenther <rguenther@suse.de>
26093 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26094 i * 4 + 2 to (i * 2 + 1) * 2.
26096 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26099 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26100 return if c_parser_asm_string_literal returned NULL.
26102 2009-04-01 Nick Clifton <nickc@redhat.com>
26104 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26106 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26107 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26108 other typedefs to avoid conflicts with libgcc2.c. Define labels
26109 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26111 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26112 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26115 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26117 * varasm.c (default_function_rodata_section): Declare DOT as
26120 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26121 Andrey Galkin <agalkin@hypercom.com>
26124 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26125 Make object_name unique for each process.
26127 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26130 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26131 addressable variables in the parallel that could go out of scope while
26132 running queued tasks.
26134 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26136 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26137 (CASE_VALUES_THRESHOLD): Redefine.
26138 * config/avr/avr.c (avr_override_options): Remove initialization of
26139 avr_case_values_threshold variable.
26140 (avr_case_values_threshold): Remove variable. Add new function.
26141 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26142 * config/avr/avr.opt (mno-tablejump): Remove option.
26143 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26145 2009-04-01 DJ Delorie <dj@redhat.com>
26147 * varasm.c (default_function_rodata_section): Don't assume
26148 anything about where the first '.' in the section name is.
26150 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26152 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26153 rs6000_emit_stack_tie.
26155 2009-03-31 Ian Lance Taylor <iant@google.com>
26157 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26158 gimple_code with GIMPLE_RESX, not RESX.
26160 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26162 * c-common.c (c_get_ident): New.
26163 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26165 2009-04-01 Ben Elliston <bje@au.ibm.com>
26167 * config/rs6000/sysv4.opt (msdata): Improve option description.
26169 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26171 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26172 (divdf3_internal_lat): Remove.
26173 (divxf3_internal_lat): Remove.
26174 (divxf3_internal_thr): Remove.
26175 (divxf): Use divxf3_internal.
26176 * config/ia64/div.md (divsf3_internal_lat): New.
26177 (divdf3_internal_lat): New.
26178 (divxf3_internal): New.
26180 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26183 * Makefile.in (USE_GCC_STDINT): Define.
26184 (stmp-int-hdrs): Install stdint.h if applicable.
26185 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26187 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26188 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26189 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26190 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26191 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26192 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26193 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26194 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26195 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26196 (c_common_nodes_and_builtins): Initialize
26197 underlying_wchar_type_node. Do not initialize
26198 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26199 nodes for new types.
26200 (c_stddef_cpp_builtins): Define macros for new types.
26201 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26203 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26204 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26205 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26206 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26207 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26208 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26209 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26210 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26211 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26212 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26213 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26214 int16_type_node, int32_type_node, int64_type_node,
26215 uint8_type_node, uint16_type_node, c_uint32_type_node,
26216 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26217 int_least32_type_node, int_least64_type_node,
26218 uint_least8_type_node, uint_least16_type_node,
26219 uint_least32_type_node, uint_least64_type_node,
26220 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26221 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26222 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26223 uintptr_type_node): Define.
26224 * c-cppbuiltin.c (builtin_define_constants,
26225 builtin_define_type_minmax): New.
26226 (builtin_define_stdint_macros): Define more macros.
26227 (c_cpp_builtins): Define more limit macros.
26228 (type_suffix): New.
26229 (builtin_define_type_max): Define in terms of
26230 builtin_define_type_minmax. Remove is_long parameter. All
26232 * config.gcc (use_gcc_stdint): Define.
26233 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26234 Add newlib-stdint.h for generic targets.
26235 * config/glibc-stdint.h, config/newlib-stdint.h,
26236 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26237 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26238 * config/score/score.h (UINTPTR_TYPE): Define.
26239 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26240 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26241 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26242 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26243 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26244 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26245 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26246 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26247 * config/spu/spu.h (STDINT_LONG32): Define.
26248 * configure.ac (use_gcc_stdint): Substitute.
26249 * configure: Regenerate.
26250 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26251 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26252 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26253 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26254 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26255 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26256 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26257 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26258 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26259 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26260 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26261 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26262 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26263 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26264 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26265 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26266 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26267 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26268 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26269 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26270 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26271 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26272 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26273 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26274 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26275 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26276 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26277 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26278 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26280 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26282 * loop-iv.c (suitable_set_for_replacement): Renamed from
26283 simplify_using_assignment; changed to return bool and to accept new
26284 args DEST and SRC. Return true iff we find a source/destination pair
26285 that can be used to make a replacement, and fill SRC and DEST if so.
26286 Remove arg ALTERED. Don't deal with altered regs here. All callers
26288 (simplify_using_initial_values): Deal with altered regs here and track
26289 more precisely the effect they have on the validity of our expression.
26291 * loop-iv.c (simplify_using_condition): A condition of the form
26292 (EQ REG CONST) can be used to simply make a substitution.
26293 (simplify_using_initial_values): Keep track of conditions we have seen
26294 and keep using them to simplify new expressions, while applying the
26295 same substitutions to them as to the expression.
26297 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26298 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26301 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26302 changed. Use this when trying to improve the upper bound.
26303 Generate the comparison by using simplify_gen_relational.
26305 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26307 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26309 (simplify_using_assignment, simplify_using_initial_values): Call
26310 replace_in_expr to make replacements. Call replace_single_def_regs
26311 once on the initial version of the expression.
26313 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26316 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26318 2009-03-31 Richard Guenther <rguenther@suse.de>
26320 PR middle-end/31029
26321 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26322 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26324 2009-03-31 Richard Guenther <rguenther@suse.de>
26326 * tree.h (div_if_zero_remainder): Declare.
26327 * fold-const.c (div_if_zero_remainder): Export.
26328 * tree-ssa-forwprop.c
26329 (forward_propagate_addr_into_variable_array_index): Handle
26330 constant array index addition outside of the variable index.
26332 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26335 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26336 define_splits, floatunssi<mode>2): Require x87 conversions from
26337 DImode to be permitted.
26339 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26341 PR preprocessor/15638
26342 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26344 2009-03-31 Richard Guenther <rguenther@suse.de>
26346 PR middle-end/23401
26347 PR middle-end/27810
26348 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26349 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26350 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26351 a separate statement.
26352 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26353 (lookup_tmp_var): Likewise.
26354 (is_gimple_formal_tmp_or_call_rhs): Remove.
26355 (is_gimple_reg_or_call_rhs): Rename to ...
26356 (is_gimple_reg_rhs_or_call): ... this.
26357 (is_gimple_mem_or_call_rhs): Rename to ...
26358 (is_gimple_mem_rhs_or_call): ... this.
26359 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26360 DECL_GIMPLE_REG_P only if is_formal is true.
26361 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26362 for non-proper post-modify expression gimplification.
26363 (gimplify_self_mod_expr): For post-modify expressions gimplify
26364 the lvalue to a minimal lvalue.
26365 (rhs_predicate_for): Remove formal temp case.
26366 (gimplify_modify_expr_rhs): Likewise.
26367 (gimplify_addr_expr): Use is_gimple_reg.
26368 (gimplify_expr): Remove formal temp cases.
26369 (gimple_regimplify_operands): Likewise.
26370 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26371 and FILTER_EXPR like constants.
26372 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26374 (is_gimple_formal_tmp_rhs): Remove.
26375 (is_gimple_reg_rhs): Remove special casing.
26376 (is_gimple_mem_rhs): Fix.
26377 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26378 (is_gimple_formal_tmp_var): Remove.
26379 (is_gimple_formal_tmp_reg): Likewise.
26380 (is_gimple_min_lval): Allow invariant component ref parts.
26381 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26382 is_gimple_formal_tmp_reg): Remove declarations.
26383 * tree-cfg.c (verify_expr): Verify that variables with address
26384 taken do not have DECL_GIMPLE_REG_P set.
26385 * tree-mudflap.c (mf_build_check_statement_for): Use
26386 force_gimple_operand instead of gimplify_expr.
26388 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26390 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26391 schedulable rows to compute_split_row.
26393 2009-03-31 Ben Elliston <bje@au.ibm.com>
26396 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26399 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26401 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26402 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26403 * configure: Regenerate.
26404 * config.in: Regenerate.
26405 * config/rs6000/rs6000.opt (mtls-markers): Add.
26406 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26407 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26408 (tls_ld_aix, tls_ld_sysv): Likewise.
26409 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26410 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26412 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26414 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26416 2009-03-30 Jan Hubicka <jh@suse.cz>
26418 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26420 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26421 detection and label handling.
26423 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26425 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26426 left_conflicts_size.
26427 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26428 ALLOCNO_LEFT_CONFLICTS_SIZE.
26430 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26431 remove_allocno_from_bucket_and_push,
26432 allocno_spill_priority_compare, push_allocnos_to_stack,
26433 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26434 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26435 (setup_allocno_left_conflicts_num): Ditto. Rename to
26436 setup_allocno_left_conflicts_size.
26437 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26438 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26439 setup_allocno_left_conflicts_size instead of
26440 setup_allocno_left_conflicts_num.
26442 * ira-build.c (ira_create_allocno): Use
26443 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26444 ALLOCNO_LEFT_CONFLICTS_NUM.
26446 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26448 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26449 instead of DF_LR_OUT.
26451 * ira-lives.c (process_bb_node_lives): Ditto.
26453 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26454 instead of DF_LR_{OUT,IN}.
26456 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26458 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26460 2009-03-30 Jan Hubicka <jh@suse.cz>
26462 * except.c (label_to_region_map): Fix thinko.
26464 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26466 PR middle-end/38237
26467 * tree.h (tree_find_value): New declaration.
26468 * tree.c (tree_find_value): New function.
26469 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26471 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26474 * c-decl.c (struct c_binding): Add locus field.
26475 (bind): Add locus argument, set locus field from it.
26476 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26477 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26478 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26479 implicitly_declare, undeclared_variable, lookup_label,
26480 declare_label, c_make_fname_decl, c_builtin_function,
26481 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26484 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26487 * config/i386/i386.c (classify_argument): Check total size of
26490 2009-03-30 Martin Jambor <mjambor@suse.cz>
26492 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26493 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26494 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26497 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26498 seen_variable_array_ref while also traversing a union.
26500 * tree-inline.c (optimize_inline_calls): Do not call
26501 cgraph_node_remove_callees.
26502 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26503 (pass_remove_cgraph_callee_edges): New variable.
26504 * passes.c (init_optimization_passes): Add
26505 pass_remove_cgraph_callee_edges after early inlining and before all
26506 late intraprocedural passes.
26508 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26510 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26512 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26513 Fix typos in names.
26515 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26517 * combine.c (simplify_comparison): Use have_insn_for.
26518 * dojump.c (do_jump): Likewise.
26520 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26522 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26523 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26524 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26525 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26526 instead of sparc_compare_emitted.
26527 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26528 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26529 instead of sparc_compare_emitted.
26531 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26533 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26534 enter/exit cfglayout mode.
26535 (pass_partition_block): Require it.
26536 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26537 (combine_instructions): Track basic blocks instead of labels.
26538 (update_cfg_for_uncondjump): New.
26539 (try_combine): Use it. Update jumps after rescanning.
26540 (pass_combine): Require PROP_cfglayout.
26541 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26543 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26545 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26546 Provide/destroy PROP_cfglayout respectively.
26547 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26548 * tree-pass.h (PROP_cfglayout): New.
26550 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26552 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26553 fold_convert_const_fixed_from_fixed,
26554 fold_convert_const_fixed_from_int,
26555 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26556 set TREE_CONSTANT_OVERFLOW.
26557 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26558 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26560 2009-03-30 Ira Rosen <irar@il.ibm.com>
26562 * tree-vect-loop-manip.c: New file.
26563 * tree-vectorizer.c: Update documentation and included files.
26564 (vect_loop_location): Make extern.
26565 (rename_use_op): Move to tree-vect-loop-manip.c
26566 (rename_variables_in_bb, rename_variables_in_loop,
26567 slpeel_update_phis_for_duplicate_loop,
26568 slpeel_update_phi_nodes_for_guard1,
26569 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26570 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26571 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26572 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26573 find_loop_location): Likewise.
26574 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26575 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26576 get_vectype_for_scalar_type, vect_is_simple_use,
26577 supportable_widening_operation, supportable_narrowing_operation):
26579 (bb_in_loop_p): Move to tree-vect-loop.c.
26580 (new_loop_vec_info, destroy_loop_vec_info,
26581 reduction_code_for_scalar_code, report_vect_op,
26582 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26583 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26584 (vect_supportable_dr_alignment): Likewise.
26585 * tree-vectorizer.h (tree-data-ref.h): Include.
26586 (vect_loop_location): Declare.
26587 Reorganize function declarations according to the new file structure.
26588 * tree-vect-loop.c: New file.
26589 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26590 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26591 * tree-vect-data-refs.c: New file.
26592 * tree-vect-patterns.c (timevar.h): Don't include.
26593 * tree-vect-stmts.c: New file.
26594 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26595 tree-vect-slp.c, tree-vect-loop.c.
26596 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26597 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26598 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26599 (tree-vect-analyze.o): Remove.
26600 (tree-vect-transform.o): Likewise.
26601 (tree-vect-data-refs.o): Add rule.
26602 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26603 tree-vect-slp.o): Likewise.
26604 (tree-vect-patterns.o): Remove redundant dependencies.
26605 (tree-vectorizer.o): Likewise.
26606 * tree-vect-slp.c: New file.
26608 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26610 * optc-gen.awk: Warn if an option flag has multiple different
26613 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26615 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26616 -floop-block): Document dependences on PPL, CLooG and Graphite.
26618 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26620 PR rtl-optimization/323
26621 * c-common.c (c_fully_fold, convert_and_check,
26622 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26623 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26624 * c-common.def (EXCESS_PRECISION_EXPR): New.
26625 * c-cppbuiltin.c (builtin_define_float_constants): Define
26626 constants with enough digits for long double.
26627 * c-lex.c (interpret_float): Interpret constant with excess
26628 precision where appropriate.
26629 * c-opts.c (c_common_post_options): Set
26630 flag_excess_precision_cmdline. Give an error for
26631 -fexcess-precision=standard for C++ for processors where the
26632 option is significant.
26633 * c-parser.c (c_parser_conditional_expression): Handle excess
26634 precision in condition.
26635 * c-typeck.c (convert_arguments): Handle arguments with excess
26637 (build_unary_op): Move excess precision outside operation.
26638 (build_conditional_expr): Likewise.
26639 (build_compound_expr): Likewise.
26640 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26641 (build_modify_expr): Handle excess precision in RHS.
26642 (convert_for_assignment): Handle excess precision in converted
26644 (digest_init, output_init_element, process_init_element): Handle
26645 excess precision in initializer.
26646 (c_finish_return): Handle excess precision in return value.
26647 (build_binary_op): Handle excess precision in operands and add
26648 excess precision as needed for operation.
26649 * common.opt (-fexcess-precision=): New option.
26650 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26651 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26652 For standard excess precision, output explicit conversion to and
26653 truncation from XFmode.
26654 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26655 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26656 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26657 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26658 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26659 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26660 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26661 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26662 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26663 define_splits, sqrt<mode>2): Disable where appropriate for
26664 standard excess precision.
26665 * convert.c (convert_to_real): Do not shorten arithmetic to type
26666 for which excess precision would be used.
26667 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26668 * doc/invoke.texi (-fexcess-precision=): Document option.
26669 (-mfpmath=): Correct index entry.
26670 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26671 flag_excess_precision): New.
26672 * langhooks.c (lhd_post_options): Set
26673 flag_excess_precision_cmdline.
26674 * opts.c (common_handle_option): Handle -fexcess-precision=.
26675 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26676 init_excess_precision): New.
26677 (lang_dependent_init_target): Call init_excess_precision.
26678 * tree.c (excess_precision_type): New.
26679 * tree.h (excess_precision_type): Declare.
26681 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26684 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26685 non-lvalue to component.
26687 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26689 PR preprocessor/34695
26690 * Makefile.in (c-opts.o): Depend on c-tree.h.
26691 * c-common.c: Move down include of diagnostic.h.
26692 (done_lexing, c_cpp_error): New.
26693 * c-common.h (done_lexing): Declare.
26694 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26696 * c-opts.c: Include c-tree.h.
26697 (c_common_init_options): Set preprocessor error callback.
26698 (c_common_handle_option): Do not set preprocessor
26699 inhibit_warnings, warnings_are_errors, warn_system_headers,
26700 pedantic_errors or inhibit_warnings flags.
26701 (c_common_post_options): Do not check cpp_errors (parse_in).
26702 (c_common_finish): Do not output dependencies if there were
26703 errors. Do not check return value of cpp_finish.
26704 * c-ppoutput.c (pp_file_change): Set input_location.
26705 * c-tree.h (c_cpp_error): Declare.
26706 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26708 (diagnostic_build_prefix): Check override_column.
26709 * diagnostic.h (diagnostic_info): Add override_column field.
26710 (diagnostic_override_column): Define.
26712 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26714 * c-common.c (c_expand_expr, c_staticp): Remove.
26715 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26716 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26717 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26718 * c-gimplify.c (gimplify_compound_literal_expr,
26719 optimize_compound_literals_in_ctor): Remove.
26720 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26721 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26722 * c-semantics.c (emit_local_var): Remove.
26724 * langhooks-def.h (lhd_expand_expr): Remove.
26725 * langhooks.c (lhd_expand_expr): Remove.
26726 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26728 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26729 handling from c-semantics.c; don't call into langhook.
26730 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26731 * gimplify.c (gimplify_compound_literal_expr,
26732 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26733 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26734 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26735 as was done in c-gimplify.c.
26736 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26737 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26738 Move from c-common.h.
26739 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26741 * tree.c (staticp): Do not call langhook.
26742 * langhooks.c (lhd_staticp): Delete.
26743 * langhooks-def.h (lhd_staticp): Delete prototype.
26744 (LANG_HOOKS_STATICP): Delete.
26745 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
26747 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
26748 instead of DECL_STMTs.
26750 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26758 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
26760 (fold_call_expr): Return a NOP_EXPR from folding rather than the
26761 contained expression.
26762 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
26763 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
26764 conditional expressions for C.
26765 (decl_constant_value_for_optimization): Move from
26766 decl_constant_value_for_broken_optimization in c-typeck.c. Check
26767 whether optimizing and that the expression is a VAR_DECL not of
26768 array type instead of doing such checks in the caller. Do not
26769 check pedantic. Call gcc_unreachable for C++.
26770 * c-common.def (C_MAYBE_CONST_EXPR): New.
26771 * c-common.h (c_fully_fold, c_save_expr,
26772 decl_constant_value_for_optimization): New prototypes.
26773 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
26774 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
26775 EXPR_INT_CONST_OPERANDS): Define.
26776 * c-convert.c (convert): Strip nops from expression.
26777 * c-decl.c (groktypename): Take extra parameters expr and
26778 expr_const_operands. Update call to grokdeclarator.
26779 (start_decl): Update call to grokdeclarator. Add statement for
26780 expressions used in type of decl.
26781 (grokparm): Update call to grokdeclarator.
26782 (push_parm_decl): Update call to grokdeclarator.
26783 (build_compound_literal): Add parameter non_const and build a
26784 C_MAYBE_COSNT_EXPR if applicable.
26785 (grokdeclarator): Take extra parameters expr and
26786 expr_const_operands. Track expressions used in declaration
26787 specifiers and declarators. Fold array sizes and track whether
26788 they are constant expressions and whether they are integer
26789 constant expressions.
26790 (parser_xref_tag): Set expr and expr_const_operands fields in
26792 (grokfield): Update call to grokdeclarator.
26793 (start_function): Update call to grokdeclarator.
26794 (build_null_declspecs): Set expr and expr_const_operands fields in
26796 (declspecs_add_type): Handle expressions in typeof specifiers.
26797 * c-parser.c (c_parser_declspecs): Set expr and
26798 expr_const_operands fields for declaration specifiers.
26799 (c_parser_enum_specifier): Likewise.
26800 (c_parser_struct_or_union_specifier): Likewise.
26801 (c_parser_typeof_specifier): Likewise. Update call to
26802 groktypename. Fold expression as needed. Return expressions with
26803 type instead of adding statements.
26804 (c_parser_attributes): Update calls to c_parser_expr_list.
26805 (c_parser_statement_after_labels): Fold expression before passing
26806 to objc_build_throw_stmt.
26807 (c_parser_condition): Fold expression.
26808 (c_parser_asm_operands): Fold expression.
26809 (c_parser_conditional_expression): Use c_save_expr. Update call
26810 to build_conditional_expr.
26811 (c_parser_alignof_expression): Update call to groktypename.
26812 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
26813 original_code. Fold expression argument of va_arg. Create
26814 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
26815 argument to va_arg. Update calls to groktypename. Fold array
26816 index for offsetof. Verify that first argument to
26817 __builtin_choose_expr has integer type.
26818 (c_parser_postfix_expression_after_paren_type): Update calls to
26819 groktypename and build_compound_literal. Handle expressions with
26820 side effects in type name.
26821 (c_parser_postfix_expression_after_primary): Update call to
26822 c_parser_expr_list. Set original_code for calls to
26823 __builtin_constant_p.
26824 (c_parser_expr_list): Take extra parameter fold_p. Fold
26825 expressions if requested.
26826 (c_parser_objc_type_name): Update call to groktypename.
26827 (c_parser_objc_synchronized_statement): Fold expression.
26828 (c_parser_objc_receiver): Fold expression.
26829 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
26830 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
26831 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
26832 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
26833 (struct c_typespec): Add elements expr and expr_const_operands.
26834 (struct c_declspecs): Add elements expr and expr_const_operands.
26835 (groktypename, build_conditional_expr, build_compound_literal):
26837 (in_late_binary_op): Declare.
26838 * c-typeck.c (note_integer_operands): New function.
26839 (in_late_binary_op): New variable.
26840 (decl_constant_value_for_broken_optimization): Move to c-common.c
26841 and rename to decl_constant_value_for_optimization.
26842 (default_function_array_conversion): Do not strip nops.
26843 (default_conversion): Do not call
26844 decl_constant_value_for_broken_optimization.
26845 (build_array_ref): Do not fold result.
26846 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
26847 result when operand is a VLA.
26848 (c_expr_sizeof_type): Update call to groktypename. Handle
26849 expressions included in type name. Use C_MAYBE_CONST_EXPR for
26850 result when operand names a VLA type.
26851 (build_function_call): Update call to build_compound_literal.
26852 Only fold result for calls to __builtin_* functions. Strip
26853 NOP_EXPR from INTEGER_CST returned from such functions. Fold
26854 the function designator.
26855 (convert_arguments): Fold arguments. Update call to
26856 convert_for_assignment.
26857 (build_unary_op): Handle increment and decrement of
26858 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
26859 decrement earlier. Fold operand of increment and decrement.
26860 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
26861 built for integer operand. Wrap returns that are INTEGER_CSTs
26862 without being integer constant expressions or that have integer
26863 constant operands without being INTEGER_CSTs.
26864 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
26865 (build_conditional_expr): Add operand ifexp_bcp. Track whether
26866 result is an integer constant expression or can be used in
26867 unevaluated parts of one and avoid folding and wrap as
26868 appropriate. Fold operands before possibly doing -Wsign-compare
26870 (build_compound_expr): Wrap result for C99 if operands can be used
26871 in integer constant expressions.
26872 (build_c_cast): Update call to digest_init. Do not ignore
26873 overflow from casting floating-point constants to integers. Wrap
26874 results that could be confused with integer constant expressions,
26875 null pointer constants or floating-point constants.
26876 (c_cast_expr): Update call to groktypename. Handle expressions
26877 included in type name.
26878 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
26879 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
26880 Update calls to convert_for_assignment.
26881 (convert_for_assignment): Take new parameter
26882 null_pointer_constant. Do not strip nops or call
26883 decl_constant_value_for_broken_optimization. Set
26884 in_late_binary_op for conversions to boolean.
26885 (store_init_value): Update call to digest_init.
26886 (digest_init): Take new parameter null_pointer_constant. Do not
26887 call decl_constant_value_for_broken_optimization. pedwarn for
26888 initializers not constant expressions. Update calls to
26889 convert_for_assignment.
26890 (constructor_nonconst): New.
26891 (struct constructor_stack): Add nonconst element.
26892 (really_start_incremental_init, push_init_level, pop_init_level):
26893 Handle constructor_nonconst and nonconst element.
26894 (set_init_index): Call constant_expression_warning for array
26896 (output_init_element): Fold value. Set constructor_nonconst as
26897 applicable. pedwarn for initializers not constant expressions.
26898 Update call to digest_init. Call constant_expression_warning
26899 where constant initializers are required.
26900 (process_init_element): Use c_save_expr.
26901 (c_finish_goto_ptr): Fold expression.
26902 (c_finish_return): Fold return value. Update call to
26903 convert_for_assignment.
26904 (c_start_case): Fold switch expression.
26905 (c_process_expr_stmt): Fold expression.
26906 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
26907 ensure statement expression is not evaluated in constant expression.
26908 (build_binary_op): Track whether results are integer constant
26909 expressions or may occur in such, disable folding and wrap results
26910 as applicable. Fold operands for -Wsign-compare warnings unless
26912 (c_objc_common_truthvalue_conversion): Handle results folded to
26913 integer constants that are not integer constant expressions.
26914 * doc/extend.texi: Document when typeof operands are evaluated,
26915 that condition of __builtin_choose_expr is an integer constant
26916 expression, and more about use of __builtin_constant_p in
26919 2009-03-29 Richard Guenther <rguenther@suse.de>
26921 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
26922 propagate addresses of array references.
26924 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
26926 * regmove.c (perhaps_ends_bb_p): Remove.
26927 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
26928 from INSN and check that the main loop stays within that basic block.
26929 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
26930 (regmove_forward_pass): Split out from regmove_optimize. Use
26931 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
26932 (regmove_backward_pass): Split out from regmove_optimize. Use
26933 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
26934 (regmove_optimize): Simplify.
26936 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26939 * config/i386/i386.c (classify_argument): Ignore flexible array
26940 member in struct and warn ABI change.
26942 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
26944 * config/i386/i386-protos.h (ix86_agi_dependent): New.
26946 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
26947 (ix86_adjust_cost): Updated.
26949 2009-03-29 Jan Hubicka <jh@suse.cz>
26951 PR middle-end/28850
26952 * tree-pass.h (pass_cleanup_eh): New function.
26953 (remove_unreachable_regions): Break code handling RTL
26954 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
26955 that can not be reached by runtime.
26956 (can_be_reached_by_runtime): New function.
26957 (label_to_region_map): New function.
26958 (num_eh_regions): New function.
26959 (rtl_remove_unreachable_regions): New function.
26960 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
26961 (remove_eh_region): New function.
26962 * except.h: Include sbitmap and vecprim.
26963 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
26964 num_eh_regions): Declare.
26965 * passes.c (init_optimization_passes): Schedule cleanup_eh.
26966 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
26967 * tree-eh.c (tree_remove_unreachable_handlers): New function.
26968 (tree_empty_eh_handler_p): New function.
26969 (cleanup_empty_eh): New function.
26970 (cleanup_eh): New function.
26971 (pass_cleanup_eh): New function.
26973 2009-03-29 Jan Hubicka <jh@suse.cz>
26975 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
26976 for removed regions.
26978 2009-03-29 Jan Hubicka <jh@suse.cz>
26980 * except.c (dump_eh_tree): Dump all datastructures.
26982 2009-03-29 Jan Hubicka <jh@suse.cz>
26984 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
26985 (duplicate_eh_regions_1): Likewise.
26986 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
26987 vector; call EH verification.
26988 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26989 Be ready for region being removed.
26991 2009-03-29 Jan Hubicka <jh@suse.cz>
26993 * bitmap.c (bitmap_last_set_bit): New function.
26994 * bitmap.h (bitmap_last_set_bit): Declare.
26996 2009-03-29 David Ayers <ayers@fsfe.org>
26999 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27000 by calling objc_compare_types and surpress warnings about
27001 incompatible C pointers that are compatible ObjC pointers.
27003 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27005 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27006 call initialize_inline_failed.
27007 (initialize_inline_failed): Move it from here ...
27008 * cgraph.c (initialize_inline_failed): ... to here.
27009 (cgraph_create_edge): Call initialize_inline_failed rather than
27010 setting inline_failed directly.
27012 2009-03-29 Ben Elliston <bje@au.ibm.com>
27015 * sysv4.opt (msdata): Improve comment.
27016 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27017 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27019 2009-03-29 Ben Elliston <bje@au.ibm.com>
27022 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27023 load and store attributes.
27025 2009-03-29 Ben Elliston <bje@au.ibm.com>
27027 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27028 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27029 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27030 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27031 __builtin_infq and __builtin_huge_valq.
27033 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27035 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27037 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27038 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27040 2009-03-28 Xinliang David Li <davidxl@google.com>
27042 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27043 (do_dbg_cnt): New function.
27045 2009-03-28 Jan Hubicka <jh@suse.cz>
27047 Merge from pretty-ipa:
27049 2009-03-27 Jan Hubicka <jh@suse.cz>
27051 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27052 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27053 * passes.c (function_called_by_processed_nodes_p): New.
27054 * ipa-pure-const.c (check_call): Fix handling of operands.
27055 (analyze_function): Dump debug output for skipped bodies.
27056 (local_pure_const): Use function_called_by_processed_nodes_p.
27057 * dwarf2out.c (reference_to_unused): Use output.
27058 * passes.c (do_per_function_toporder): Likewise.
27060 2008-11-12 Jan Hubicka <jh@suse.cz>
27062 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27063 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27064 state_set_in_source enum
27065 (check_decl): Ignore memory tags; do not set fake looping flags;
27067 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27068 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27069 (check_call, analyze_function): Rewrite.
27071 (add_new_function): Update call of analyze_function.
27072 (generate_summary): Add call of analyze_function.
27073 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27074 (local_pure_const): New function.
27075 (pass_local_pure_const): New pass.
27076 * ipa-inline.c (inline_transform): Set after_inlining.
27077 * tree-eh.c (stmt_can_throw_external): New.
27078 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27079 work with aliasing built.
27080 * tree-flow.h (stmt_can_throw_external): New.
27081 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27082 and local pure/const pass in early and late optimization queue.
27084 2009-03-28 Martin Jambor <mjambor@suse.cz>
27086 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27088 (fold_binary): Allow function decl aligment consideration is the
27089 second argument is integer constant one.
27090 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27091 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27092 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27094 2009-03-28 Jan Hubicka <jh@suse.cz>
27096 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27097 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27098 * function.h (rtl_data): Add nothrow flag.
27099 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27100 set DECL_NOTHROW for AVAILABLE functions.
27102 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27104 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27105 following vector keyword has expansion starting with pixel or bool
27106 keyword, expand vector to __vector and pixel or bool to __pixel or
27110 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27111 warn_if_disallowed_function_p): Removed.
27112 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27113 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27114 warning_if_disallowed_function_p.
27115 * flags.h (warn_if_disallowed_function_p,
27116 warn_disallowed_functions): Removed.
27117 * common.opt (Wdisallowed-function-list=): Removed.
27118 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27120 2009-03-28 Richard Guenther <rguenther@suse.de>
27122 PR tree-optimization/38723
27123 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27126 2009-03-28 Jan Hubicka <jh@suse.cz>
27128 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27129 test introduced by my previous patch.
27131 2009-03-28 Richard Guenther <rguenther@suse.de>
27133 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27134 the PHIs value undefined.
27136 2009-03-28 Jan Hubicka <jh@suse.cz>
27138 * tree-pass.h (pass_fixup_cfg): New pass.
27139 * ipa-inline.c (inline_transform): Set
27140 always_inline_functions_inlined/after_inlining.
27141 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27142 (pass_fixup_cfg): New pass.
27143 * passes.c (init_optimization_passes): Add fixup_cfg.
27145 2009-03-28 Richard Guenther <rguenther@suse.de>
27147 PR tree-optimization/38458
27148 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27149 argument use the arguments copy-of value.
27151 2009-03-28 Richard Guenther <rguenther@suse.de>
27153 PR tree-optimization/38180
27154 * tree-ssa-ccp.c (get_default_value): Simplify.
27155 (likely_value): Likewise.
27156 (surely_varying_stmt_p): Properly handle VOP case.
27157 (ccp_initialize): Likewise.
27158 (ccp_fold): Handle propagating through *&.
27159 (fold_const_aggregate_ref): Also handle decls.
27161 2009-03-28 Jan Hubicka <jh@suse.cz>
27163 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27164 * cgraph.h (cgraph_node): Likewise.
27165 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27166 (cgraph_reset_node): Use process flag.
27167 (cgraph_mark_functions_to_output): Likewise.
27168 (cgraph_expand_function): Likewise.
27169 (cgraph_expand_all_functions): Likewise.
27170 (cgraph_output_in_order): Likewise.
27171 * dwarf2out.c (reference_to_unused): Likewise.
27172 * passes.c do_per_function_toporder): Likewise.
27174 2009-03-28 Jan Hubicka <jh@suse.cz>
27176 Bring from lto-branch:
27178 2008-09-03 Doug Kwan <dougkwan@google.com>
27180 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27181 enums instead of reason strings.
27182 * cgraph.c (cgraph_create_edge): Same.
27183 (cgraph_inline_failed_string): New function.
27184 * cgraph.h (cgraph_inline_failed_t): New enum type.
27185 (cgraph_inline_failed_string): New prototype.
27186 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27187 char pointer to cgraph_inline_failed_t.
27188 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27189 (cgraph_default_inline_p): Ditto.
27190 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27191 to cgraph_inline_failed_t pointer.
27192 * cif-code.def: New file.
27193 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27195 (cgraph_check_inline_limits): Change type of REASON to pointer to
27196 cgraph_inline_failed_t. Replace reason strings with enums.
27197 (cgraph_default_inline_p): Ditto.
27198 (cgraph_recursive_inlining_p): Ditto.
27199 (update_caller_keys): Change type of FAILED_REASON to
27200 cgraph_inline_failed_t.
27201 (cgraph_set_inline_failed): Change type of REASON to pointer to
27202 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27203 convert enums to strings for text output.
27204 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27205 to be of type cgraph_inline_failed_t. Replace reason strings with
27206 enums. Call cgraph_inline_failed_string to covert enums
27207 to strings for text output.
27208 (cgraph_decide_inlining): Replace reason strings with enums.
27209 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27210 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27212 * tree-inline.c (expand_call_inline): Change type of REASON
27213 to cgraph_inline_failed_t. Replace reason strings with enums.
27214 Call cgraph_inline_failed_string for text output.
27215 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27218 2009-03-28 Jan Hubicka <jh@suse.cz>
27220 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27221 cgraph_clone_node): Remove master clone handling.
27222 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27223 * cgraph.h (master_clone): Remove.
27224 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27225 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27226 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27228 2009-03-28 Jan Hubicka <jh@suse.cz>
27230 * cgraph.c (cgraph_function_body_availability): Functions declared
27231 inline are always safe to assume that it is not going to be replaced.
27233 2009-03-28 Richard Guenther <rguenther@suse.de>
27235 PR tree-optimization/38513
27236 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27237 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27238 EXC_PTR_EXPR and FILTER_EXPR.
27239 (get_ref_from_reference_ops): Likewise.
27241 2009-03-28 Richard Guenther <rguenther@suse.de>
27243 PR tree-optimization/38968
27244 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27245 Use FLOOR_MOD_EXPR to compute misalignment.
27247 2009-03-28 Richard Guenther <rguenther@suse.de>
27249 PR tree-optimization/37795
27250 * tree.h (combine_comparisons): Declare.
27251 * fold-const.c (combine_comparisons): Export.
27252 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27254 (ifcombine_iforif): Use combine_comparisons.
27256 2009-03-28 Jan Hubicka <jh@suse.cz>
27258 * tree-eh.c (inlinable_call_p): New function.
27259 (make_eh_edges): Use it.
27260 (verify_eh_edges): Use it.
27261 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27262 * except.c (reachable_next_level): Add inlinable_function argument
27263 (sjlj_find_directly_reachable_regions): Update.
27264 (add_reachable_handler): Do not set saw_any_handlers.
27265 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27266 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27267 Add new inlinable call parameter.
27268 (can_throw_internal, can_throw_external): Update.
27269 * except.h (can_throw_internal_1, can_throw_external_1,
27270 foreach_reachable_handler): Update declaration.
27272 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27274 * config/arm/t-arm-coff, config/h8300/coff.h,
27275 config/i386/i386-aout.h, config/i386/i386-coff.h,
27276 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27277 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27278 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27279 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27280 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27281 sys-types.h: Remove.
27282 * Makefile.in: Remove protoize and fixproto support and references
27284 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27285 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27287 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27288 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27289 unprotoize$(exeext).
27290 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27291 (.PHONY): Don't depend on proto.
27292 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27293 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27294 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27295 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27296 build/gen-protos.o, build/scan.o, xsys-protos.h,
27297 build/fix-header$(build_exeext), build/fix-header.o,
27298 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27299 stmp-install-fixproto): Remove.
27300 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27301 SYSCALLS.c or fixproto files.
27302 (install-common): Don't install protoize.
27303 (install-headers-tar, install-headers-cpio, install-headers-cp):
27304 Don't depend on $(STMP_FIXPROTO).
27305 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27306 install fixproto files or write out fixproto settings.
27307 (uninstall): Don't uninstall protoize.
27308 * config.gcc (use_fixproto): Remove.
27309 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27310 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27311 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27312 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27313 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27314 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27315 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27316 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27317 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27318 * config/t-vxworks (STMP_FIXPROTO): Remove.
27319 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27320 STMP_FIXPROTO): Remove.
27321 * config.in, configure: Regenerate.
27322 * crtstuff.c (gid_t, uid_t): Don't undefine.
27323 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27324 (arm-*-coff, arm-*-aout: Remove target entries.
27325 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27326 Remove mention of AIX 4.1.
27327 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27328 * doc/invoke.texi (Running Protoize): Remove.
27329 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27330 (Protoize Caveats): Remove.
27331 * tsystem.h: Update comments on headers assumed to exist.
27333 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27335 * genautomata.c: Add a new year to the copyright. Add a new
27337 (struct insn_reserv_decl): Add comments for member bypass_list.
27338 (find_bypass): Remove.
27339 (insert_bypass): New.
27340 (process_decls): Use insert_bypass.
27341 (output_internal_insn_latency_func): Output all bypasses with the
27342 same input insn in one switch case.
27344 * rtl.def (define_bypass): Describe bypass choice.
27345 * doc/md.texi (define_bypass): Ditto.
27347 2009-03-27 Richard Guenther <rguenther@suse.de>
27349 * gimplify.c (mark_addressable): Export.
27350 * tree-flow.h (mark_addressable): Declare.
27351 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27352 * tree-ssa.c (verify_phi_args): Verify that address taken
27353 variables have TREE_ADDRESSABLE set.
27355 2009-03-27 Richard Guenther <rguenther@suse.de>
27357 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27358 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27359 Do not mark decls TREE_ADDRESSABLE.
27360 (build_fold_addr_expr): Adjust.
27361 (fold_addr_expr): Remove.
27362 (fold_unary): Use build_fold_addr_expr.
27363 (fold_comparison): Likewise.
27364 (split_address_to_core_and_offset): Likewise.
27365 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27367 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27368 (gimplify_modify_expr_to_memcpy): Mark source and destination
27370 * omp-low.c (create_omp_child_function): Mark the object decl
27372 (lower_rec_input_clauses): Mark the var we take the address of
27374 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27376 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27378 PR middle-end/39315
27379 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27380 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27382 2009-03-27 Richard Guenther <rguenther@suse.de>
27384 PR tree-optimization/39120
27385 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27387 (handle_lhs_call): Process return constraints. Add escape
27388 constraints if necessary.
27389 (handle_const_call): Fill out return constraints. Make nested
27390 case more precise. Avoid consttmp if possible.
27391 (handle_pure_call): Fill out return constraints. Avoid
27392 callused if possible.
27393 (find_func_aliases): Simplify call handling.
27395 2009-03-27 Richard Guenther <rguenther@suse.de>
27397 PR tree-optimization/39120
27398 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27399 as a representative.
27400 (solve_graph): Do propagate CALLUSED.
27401 (handle_pure_call): Use a scalar constraint from CALLUSED for
27403 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27406 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27409 * c-common.c (handle_aligned_attribute): Properly check alignment
27410 overflow. Use (1U << i) instead of (1 << i).
27412 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27414 * expr.h (get_mem_align_offset): Updated.
27416 * tree.h (tree_decl_common): Change align to "unsigned int" and
27417 move it before pointer_alias_set.
27419 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27420 Jakub Jelinek <jakub@redhat.com>
27423 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27424 gr_register_operand with gr_reg_or_0_operand.
27425 (cmpxchg_rel_di): Likewise.
27426 (sync_lock_test_and_set<mode>): Likewise.
27428 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27430 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27431 (true_regnum): Likewise.
27433 * rtlanal.c (subreg_info): Moved to ...
27434 * rtl.h (subreg_info): Here. New.
27435 (subreg_get_info): New.
27437 * rtlanal.c (subreg_get_info): Make it extern.
27439 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27442 * config/i386/i386.c (ix86_abi): New.
27443 (override_options): Handle -mabi=.
27444 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27445 (ix86_call_abi_override): Likewise.
27446 (init_cumulative_args): Likewise.
27447 (function_arg_advance): Likewise.
27448 (function_arg_64): Likewise.
27449 (function_arg): Likewise.
27450 (ix86_pass_by_reference): Likewise.
27451 (ix86_function_value_regno_p): Likewise.
27452 (ix86_build_builtin_va_list_abi): Likewise.
27453 (setup_incoming_varargs_64): Likewise.
27454 (is_va_list_char_pointer): Likewise.
27455 (ix86_init_machine_status): Likewise.
27456 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27457 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27458 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27459 (ix86_function_abi): Make it static and return enum calling_abi.
27460 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27462 (ix86_fn_abi_va_list): Updated.
27464 * config/i386/i386.h (ix86_abi): New.
27465 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27466 (CONDITIONAL_REGISTER_USAGE): Likewise.
27467 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27468 (machine_function): Likewise.
27470 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27472 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27473 (STACK_BOUNDARY): Likewise.
27474 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27476 * config/i386/i386.opt (mabi=): New.
27478 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27479 return enum calling_abi.
27480 (ix86_function_type_abi): Likewise.
27481 (ix86_function_abi): Removed.
27483 * doc/invoke.texi: Document -mabi= option for x86.
27485 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27487 * builtins.c (real_dconstp): Delete.
27488 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27490 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27491 Jakub Jelinek <jakub@redhat.com>
27494 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27495 (gen_subprogram_die): When a function is explicit, generate the
27496 DW_AT_explicit attribute.
27497 * langhooks.h (struct lang_hooks_for_decls): Add
27498 function_decl_explicit_p langhook.
27499 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27500 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27502 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27504 * builtins.c (fold_builtin_memory_op): Optimize memmove
27505 into memcpy if we can prove source and destination don't overlap.
27507 * tree-inline.c: Include gt-tree-inline.h.
27508 (clone_fn_id_num): New variable.
27509 (clone_function_name): New function.
27510 (tree_function_versioning): Use it.
27511 * Makefile.in (GTFILES): Add tree-inline.c.
27513 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27515 * BASE-VER: Change to 4.5.0.
27517 2009-03-27 Xinliang David Li <davidxl@google.com>
27519 PR tree-optimization/39557
27520 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27522 2009-03-27 Xinliang David Li <davidxl@google.com>
27524 PR tree-optimization/39548
27525 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27530 * c-common.c (pointer_int_sum): Use %wd on return from
27533 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27535 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27536 on return from tree_low_cst.
27538 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27541 * ginclude/stdarg.h (va_copy): Define also for
27542 __GXX_EXPERIMENTAL_CXX0X__.
27544 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27547 * builtins.h (c_strlen): Do not warn here.
27548 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27549 * c-common.c (pointer_int_sum): Take an explicit location.
27550 Warn about offsets out of bounds.
27551 * c-common.h (pointer_int_sum): Adjust declaration.
27553 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27555 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27558 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27561 * opts.c (warn_if_disallowed_function_p): Don't assume
27562 get_callee_fndecl must return non-NULL.
27564 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27566 PR rtl-optimization/39522
27567 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27568 when reg_reloaded_valid is set.
27570 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27572 * config/spu/divv2df3.c: New file.
27573 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27574 (DPBIT_FUNCS): Filter out _div_df.
27576 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27578 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27579 a jump insn, count that jump in the distance to the loop start.
27581 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27584 * config/sh/sh.c (calc_live_regs): Fix condition for global
27585 registers except PIC_OFFSET_TABLE_REGNUM.
27587 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27590 * doc/invoke.texi (-mconsole): New.
27592 (-mno-cygwin): New.
27594 (-mnop-fun-dllimport): New.
27598 (sub section "i386 and x86-64 Windows Options"): New.
27600 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27602 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27603 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27605 2009-03-25 Richard Guenther <rguenther@suse.de>
27607 PR middle-end/39497
27608 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27611 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27613 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27614 neither of haifa/selective schedulers are working.
27616 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27618 * doc/invoke.texi (Debugging Options): Fix description of
27619 -fno-merge-debug-strings.
27621 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27623 * config/cris/libgcc.ver: New version-script.
27624 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27626 * configure.ac <GAS features, nop mnemonic>: Add pattern
27627 crisv32-*-* for "nop".
27628 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27629 * configure: Regenerate.
27631 2009-03-24 Ira Rosen <irar@il.ibm.com>
27633 PR tree-optimization/39529
27634 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27635 mark_sym_for_renaming for the tag copied to the new vector
27638 2009-03-24 Arthur Loiret <aloiret@debian.org>
27640 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27641 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27642 EXTRA_SPEC_FUNCTIONS.
27643 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27644 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27645 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27646 -march and -mtune options.
27648 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27650 * config/m68k/t-rtems: Add m5329 multilib.
27652 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27653 Jakub Jelinek <jakub@redhat.com>
27656 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27659 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27662 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27663 instead of c_parser_expression_conv, if original_code isn't one of the
27664 4 allowed comparison codes, fail.
27666 2009-03-23 Richard Guenther <rguenther@suse.de>
27668 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27669 * tree.h (struct tree_type): Likewise.
27670 * reload.h (struct insn_chain): Likewise.
27671 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27672 * function.h (struct function): Likewise.
27673 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27675 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27677 PR tree-optimization/39516
27678 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27680 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27682 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27683 should be set true if BITS_PER_WORD of target is bigger than 32
27685 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27687 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27688 Translate -B-options to -rpath-link. Correct existing
27689 rpath-link and conditionalize on !nostdlib.
27691 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27693 * doc/extend.texi (Function Attributes, Variable Attributes):
27695 * doc/invoke.texi (Debugging Options, Optimize Options)
27696 (i386 and x86-64 Options, MCore Options): Likewise.
27698 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27701 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27702 it for block local namespace aliases.
27703 (gen_decl_die): Pass context_die to gen_namespace_die.
27705 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27708 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27709 minimum or maximum value.
27711 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27713 * reginfo.c (globalize_reg): Recompute derived reg sets.
27715 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27718 * libgcc2.c (mprotect): Do not use signed arguments for
27719 VirtualProtect, use DWORD arguments. Also fix the 'may
27720 be used uninitialized' warning for the np variable.
27722 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27725 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27726 functions using regparm calling conventions when not optimizing.
27727 (ix86_function_sseregparm): Similarly for sseregparm calling
27730 2009-03-19 Li Feng <nemokingdom@gmail.com>
27732 PR middle-end/39500
27733 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27734 dependence if the first conflict is after niter iterations.
27736 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27738 PR middle-end/38609
27739 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27740 functions with dynamic stack-pointer adjustments.
27742 2009-03-19 Ben Elliston <bje@au.ibm.com>
27744 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
27745 option; change to -msdata=data.
27747 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27749 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
27752 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
27755 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
27757 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
27759 * doc/invoke.texi (Code Gen Options): Expand discussion of
27762 2009-03-18 Jakub Jelinek <jakub@redhat.com>
27764 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
27765 * matrix-reorg.c (struct matrix_info): Likewise.
27766 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
27767 * rtl.h (struct mem_attrs): Likewise.
27768 * df.h (struct df): Likewise.
27769 * tree-data-ref.h (struct data_dependence_relation): Likewise.
27770 * ira-int.h (struct ira_allocno): Likewise.
27771 * df-scan.c (struct df_collection_rec): Likewise.
27772 * ira.c (struct equivalence): Likewise.
27773 * function.c (struct temp_slot): Likewise.
27774 * cfgloop.h (struct loop): Likewise.
27777 * function.c (use_register_for_decl): When not optimizing, disregard
27778 register keyword for variables with types containing methods.
27780 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
27782 PR middle-end/39447
27783 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
27784 (is_simple_operand): Call contains_component_ref_p before calling data
27785 reference analysis that would fail on COMPONENT_REFs.
27787 * tree-vrp.c (search_for_addr_array): Fix formatting.
27789 2009-03-18 Richard Guenther <rguenther@suse.de>
27791 * tree-vect-transform.c (vect_loop_versioning): Fold the
27792 generated comparisons.
27793 * tree-vectorizer.c (set_prologue_iterations): Likewise.
27794 (slpeel_tree_peel_loop_to_edge): Likewise.
27796 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27798 PR middle-end/37805
27799 * opts.c (print_specific_help): In addition to `undocumented',
27800 accept `separate' and `joined' flags if passed alone. Describe
27801 output by the first matched one of those.
27802 (common_handle_option): Skip over empty strings.
27803 * gcc.c (display_help): Fix help string for `--help='.
27804 * doc/invoke.texi (Option Summary, Overall Options): With
27805 `--help=', classes and qualifiers can both be repeated, but
27806 only the latter can be negated. One should not pass only
27807 negated qualifiers. Fix markup and examples.
27810 2008-10-14 Jakub Jelinek <jakub@redhat.com>
27811 PR middle-end/37805
27812 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
27813 and -fhelp=separate.
27815 2009-03-17 Jing Yu <jingyu@google.com>
27817 PR middle-end/39378
27818 * function.h (struct rtl_data): Move is_thunk from here...
27819 (struct function): ...to here.
27820 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
27821 * varasm.c (assemble_start_function): Change is_thunk from crtl to
27823 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
27825 (alpha_does_function_need_gp, alpha_start_function): Likewise.
27826 (alpha_output_function_end_prologue): Likewise.
27827 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
27828 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
27829 (rs6000_output_function_epilogue): Likewise.
27830 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
27832 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
27835 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
27836 from different units in a single alternative.
27837 (*truncdfsf_i387): Ditto.
27838 (*truncxfsf2_mixed): Ditto.
27839 (*truncxfdf2_mixed): Ditto.
27841 2009-03-17 Jakub Jelinek <jakub@redhat.com>
27843 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
27844 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
27847 * tree-ssa-live.c (remove_unused_locals): Don't remove local
27848 unused non-artificial variables when not optimizing.
27851 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
27852 DW_TAG_imported_module even if decl is IMPORTED_DECL with
27853 NAMESPACE_DECL in its DECL_INITIAL.
27855 PR middle-end/39443
27856 * optabs.c (set_user_assembler_libfunc): New function.
27857 * expr.h (set_user_assembler_libfunc): New prototype.
27858 * c-common.c: Include libfuncs.h.
27859 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
27860 for memcmp, memset, memcpy, memmove and abort.
27861 * Makefile.in (c-common.o): Depend on libfuncs.h.
27864 * dwarf2out.c (gen_inlined_enumeration_type_die,
27865 gen_inlined_structure_type_die, gen_inlined_union_type_die,
27866 gen_tagged_type_instantiation_die): Removed.
27867 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
27870 2009-03-17 Janis Johnson <janis187@us.ibm.com>
27873 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
27875 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
27876 (check-parallel-%): Ditto.
27877 (check-consistency): Ditto.
27879 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
27881 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
27882 local variable rhs by NULL_TREE.
27884 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27887 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
27889 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27892 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
27894 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
27897 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
27898 for ms->sysv ABI calls only in 64bit mode.
27900 * config/i386/i386.md (untyped_call): Support 32bit.
27902 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
27904 * doc/extend.texi: Replace x86_65 with x86_64.
27906 2009-03-16 Jakub Jelinek <jakub@redhat.com>
27908 PR tree-optimization/39455
27909 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
27910 mismatches for POINTER_TYPE_P (type).
27911 (number_of_iterations_le): Likewise.
27913 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27915 * config/picochip/picochip.c: Removed profiling support.
27916 * config/picochip/picochip.md: Removed profiling instruction.
27917 * config/picochip/picochip.h: Removed profiling builtin.
27919 2009-03-16 Joseph Myers <joseph@codesourcery.com>
27921 * doc/install.texi (--with-host-libstdcxx): Document.
27923 2009-03-14 Anatoly Sokolov <aesok@post.ru>
27926 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
27927 generate a warning if the function name does not begin with
27928 "__vector" and the function has either the 'signal' or 'interrupt'
27929 attribute, from here to ...
27930 (avr_declare_function_name): ...here. New function.
27931 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
27932 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
27934 2009-03-14 Jakub Jelinek <jakub@redhat.com>
27937 * cse.c (fold_rtx): Don't modify original const_arg1 when
27938 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
27939 separate variable instead.
27940 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
27941 from out of range shift counts.
27942 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
27944 2009-03-13 Catherine Moore <clm@codesourcery.com>
27946 * config/i386/x-mingw32 (host-mingw32.o): Replace
27947 diagnostic.h with $(DIAGNOSTIC_H).
27949 2009-03-12 Jakub Jelinek <jakub@redhat.com>
27952 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
27954 * config/i386/sync.md (sync_compare_and_swap<mode>,
27955 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
27956 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
27958 (sync_double_compare_and_swapdi_pic,
27959 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
27960 cmpxchg8b_pic_memory_operand instead of just memory_operand.
27962 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27965 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
27967 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27970 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27971 (avx_addsubv4df3): Likewise.
27972 (*avx_addsubv4sf3): Likewise.
27973 (sse3_addsubv4sf3): Likewise.
27975 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
27978 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
27980 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
27983 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
27984 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
27985 registers for allocnos created from user-defined variables.
27987 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27990 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
27991 of non-integer mode as well.
27993 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
27995 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
27996 for functions for which the parameter types are unknown.
27998 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28001 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28002 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28003 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28004 * config/i386/i386.c (ix86_local_alignment): For
28005 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28006 long long variables on the stack to avoid dynamic realignment.
28007 Allow the first argument to be a decl rather than type.
28008 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28010 2009-03-11 Nick Clifton <nickc@redhat.com>
28013 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28015 Add description to mno-lsim option.
28016 * config/mcore/mcore.h: Remove comment about deprecated m4align
28018 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28019 * doc/invoke.texi: Add description of mno-lsim and
28020 mstack-increment options.
28022 * config/fr30/fr30.opt: Document the -mno-lsim option.
28023 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28024 and -mno-lsim options.
28026 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28028 * fold-const.c (fold_comparison): Only call fold_inf_compare
28029 if the mode supports infinities.
28031 2009-03-11 Jason Merrill <jason@redhat.com>
28034 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28035 end already did. Notice GIMPLE_CALL modifications of the result.
28036 Don't copy debug information from an ignored decl or a decl from
28039 2009-03-10 Richard Guenther <rguenther@suse.de>
28040 Nathan Froyd <froydnj@codesourcery.com>
28042 PR middle-end/37850
28043 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28044 (__divMODE3): Likewise.
28046 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28048 PR tree-optimization/39394
28049 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28050 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28052 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28054 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28055 inline asms for register asm ("") declarations.
28057 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28059 * fold-const.c (fold_unary): Fix comment.
28061 2009-03-07 Jan Hubicka <jh@suse.cz>
28064 * tree-inline.c (setup_one_parameter): Do replacement of const
28065 argument by constant in SSA form.
28067 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28069 PR middle-end/38028
28070 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28071 determine alignment passed to assign_stack_local.
28072 (assign_parms_unsplit_complex): Likewise.
28073 * except.c (sjlj_build_landing_pads): Likewise.
28075 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28077 PR middle-end/39360
28078 * tree-flow.h (add_referenced_var): Return bool instead of void.
28079 * tree-dfa.c (add_referenced_var): Return result of
28080 referenced_var_check_and_insert call.
28081 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28082 of referenced_var_check_and_insert.
28085 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28086 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28087 DIE, don't emit it if abstract origin already has it.
28088 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28089 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28091 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28093 * genpreds.c (needs_variable): Fix parentheses at variable name
28095 (write_tm_constrs_h): Indent generated code.
28097 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28099 * doc/extend.texi (Function Attributes): Add documentation
28100 for isr attributes.
28102 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28105 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28106 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28108 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28110 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28113 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28116 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28117 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28119 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28121 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28122 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28123 constants instead of magic numbers.
28124 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28126 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28127 (x86_64_ms_abi_int_parameter_registers): Ditto.
28128 (x86_64_int_return_registers): Ditto.
28129 (ix86_maybe_switch_abi): Ditto.
28130 (ix86_expand_call): Ditto for clobbered_registers array.
28131 (ix86_hard_regno_mode_ok): Ditto.
28132 (x86_extended_QIreg_mentioned_p): Ditto.
28134 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28136 PR tree-optimization/39349
28137 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28139 * combine.c (gen_lowpart_for_combine): Use omode when generating
28142 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28144 PR rtl-optimization/39235
28145 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28147 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28149 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28151 2009-03-04 Richard Guenther <rguenther@suse.de>
28153 PR tree-optimization/39362
28154 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28155 that occur in abnormal PHIs should be varying.
28157 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28159 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28161 (simple_iv): Take loop as an argument instead of statement.
28162 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28163 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28165 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28167 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28168 * matrix-reorg.c (analyze_transpose): Ditto.
28169 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28170 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28171 * tree-predcom.c (ref_at_iteration): Ditto.
28172 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28174 2009-03-04 Richard Guenther <rguenther@suse.de>
28176 PR tree-optimization/39358
28177 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28178 escaped_id and callused_id.
28179 (solve_graph): Likewise.
28181 2009-03-04 Richard Guenther <rguenther@suse.de>
28183 PR tree-optimization/39339
28184 * tree-sra.c (try_instantiate_multiple_fields): Make it
28185 no longer ICE on the above.
28187 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28189 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28190 that fits within Pmode.
28192 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28194 PR middle-end/10109
28195 * tm.texi (LIBCALL_VALUE): Update description.
28197 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28199 PR middle-end/34443
28200 * doc/extend.texi (section): Update description.
28202 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28204 PR middle-end/39345
28205 * tree-inline.c (remapped_type): New.
28206 (can_be_nonlocal): Call remapped_type instead of remap_type.
28208 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28211 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28212 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28214 2009-03-03 Richard Guenther <rguenther@suse.de>
28216 PR middle-end/39272
28217 * tree.c (tree_nonartificial_location): New function.
28218 * tree.h (tree_nonartificial_location): Declare.
28219 * builtins.c (expand_builtin_memory_chk): Provide location
28220 of the call location for artificial function pieces.
28221 (maybe_emit_chk_warning): Likewise.
28222 (maybe_emit_sprintf_chk_warning): Likewise.
28223 (maybe_emit_free_warning): Likewise.
28224 * expr.c (expand_expr_real_1): Likewise.
28226 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28228 PR tree-optimization/39343
28229 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28230 COMPONENT_REF t has ARRAY_TYPE.
28232 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28234 PR middle-end/39335
28235 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28236 when the type precision of the induction variable should be
28237 larger than the type precision of nit.
28238 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28239 * graphite.c (graphite_loop_normal_form): Same.
28240 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28242 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28244 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28245 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28246 numbers to describe clobbered registers.
28247 (*call_value_0_rex64_ms_sysv): Ditto.
28248 * config/i386/mmx.md (mmx_emms): Ditto.
28249 (mmx_femms): Ditto.
28251 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28253 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28256 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28258 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28259 (spu_section_type_flags): New function.
28261 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28263 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28264 reg_class_contents of FLOAT_REGS into a temporary.
28266 2009-03-02 Richard Guenther <rguenther@suse.de>
28267 Ira Rosen <irar@il.ibm.com>
28269 PR tree-optimization/39318
28270 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28271 information to the vectorized statement.
28273 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28275 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28276 variable. Use defined names instead of magic constants for REX SSE
28279 2009-03-01 Richard Guenther <rguenther@suse.de>
28281 PR tree-optimization/39331
28282 * omp-low.c (lower_send_shared_vars): Do not receive new
28283 values for the reference of DECL_BY_REFERENCE parms or results.
28285 2009-03-01 Jan Hubicka <jh@suse.cz>
28288 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28289 BLOCK_NONLOCALIZED_VAR): New macros.
28290 (tree_block): Add nonlocalized_vars.
28291 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28292 gen_decl_die): Add origin argument. Allow generation of die with
28293 origin at hand only.
28294 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28295 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28297 (gen_block_die): Fix checking for unused blocks.
28298 (process_scope_var): Break out from .... ; work with origins only.
28299 (decls_for_scope) ... here; process nonlocalized list.
28300 (dwarf2out_ignore_block): Look for nonlocalized vars.
28301 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28303 (dump_scope_block): Dump them.
28304 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28305 (remap_block): Likewise.
28306 (can_be_nonlocal): New predicate.
28307 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28309 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28311 * configure: Regenerate.
28313 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28315 * optc-gen.awk: No need to duplicate option flags twice.
28316 Reuse help texts for duplicate options which do not have any.
28318 * gcc.c (display_help): Document --version.
28320 * gcc.c (main): If print_help_list and verbose_flag, ensure
28321 driver output comes before subprocess output.
28323 * optc-gen.awk: Assign all remaining fields to help string,
28324 space-separated, for multi-line help in *.opt.
28326 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28327 -Wno-pedantic-ms-format is for MinGW targets only.
28329 * doc/options.texi (Option file format): Fix bad indentation,
28330 restoring dropped sentence.
28332 2009-02-28 Jan Hubicka <jh@suse.cz>
28334 * tree-inline.c (tree_function_versioning): Output debug info.
28336 2009-02-28 Jan Hubicka <jh@suse.cz>
28339 * tree-inline.c (setup_one_parameter): Do not copy propagate
28340 arguments when not optimizing.
28342 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28345 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28346 (avx_addsubv4df3): Likewise.
28347 (*avx_addsubv4sf3): Likewise.
28348 (sse3_addsubv4sf3): Likewise.
28349 (*avx_addsubv2df3): Likewise.
28350 (sse3_addsubv2df3): Likewise.
28351 (avx_unpckhps256): Correct item selectors.
28352 (avx_unpcklps256): Likewise.
28353 (avx_unpckhpd256): Likewise.
28354 (avx_unpcklpd256): Likewise.
28356 2009-02-28 Jan Hubicka <jh@suse.cz>
28358 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28360 (copy_arguments_for_versioning): If var is declared don't declare it.
28361 (tree_function_versioning): First setup substitutions and then copy
28364 2009-02-27 Jan Hubicka <jh@suse.cz>
28367 * cgraph.h (varpool_output_debug_info): Remove.
28368 * cgraphunit.c (varpool_output_debug_info): Remove.
28369 * dwarf2out.c (deferred_locations_struct): New struct
28370 (deferred_locations): New type.
28371 (deferred_locations_list): New static var.
28372 (deffer_location): New function.
28373 (gen_variable_die): Use it.
28374 (decls_for_scope): Output info on local static vars.
28375 (dwarf2out_finish): Process deferred locations.
28376 * varpool.c (varpool_output_debug_info): Remove.
28378 2009-02-27 Jan Hubicka <jh@suse.cz>
28381 * tree.h (TREE_PROTECTED): Fix comment.
28382 (BLOCK_HANDLER_BLOCK): Remove.
28383 (struct tree_block): Remove handler_block add body_block.
28384 (inlined_function_outer_scope_p): New.
28385 (is_body_block): Remove.
28386 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28387 * dwarf2out.c (is_inlined_entry_point): Remove.
28388 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28389 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28391 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28392 * gimplify.c (gimplify_expr): Gimplify body blocks.
28393 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28394 block with multiple subblocks.
28395 (dump_scope_block): Prettier output; dump more flags and info.
28396 (dump_scope_blocks): New.
28397 (remove_unused_locals): Use dump_scope_blocks.
28398 * tree-flow.h (dump_scope_blocks): Declare.
28399 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28400 * stmt.c (is_body_block): Remove.
28401 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28402 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28404 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28406 PR middle-end/39308
28407 * graphite.c (graphite_loop_normal_form): Do not call
28408 number_of_iterations_exit from a gcc_assert.
28410 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28412 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28413 jumps if COND is NULL.
28414 (find_cond_jump): New function.
28415 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28416 * config/s390/s390.md: Remove z10_cobra attribute value.
28418 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28420 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28421 force_const_mem returns NULL_RTX.
28423 2009-02-26 Jan Hubicka <jh@suse.cz>
28426 * cgraph.h (varpool_output_debug_info): Remove.
28427 * cgraphunit.c (varpool_output_debug_info): Remove.
28428 * dwarf2out.c (deferred_locations_struct): New struct
28429 (deferred_locations): New type.
28430 (deferred_locations_list): New static var.
28431 (deffer_location): New function.
28432 (gen_variable_die): Use it.
28433 (decls_for_scope): Output info on local static vars.
28434 (dwarf2out_finish): Process deferred locations.
28435 * varpool.c (varpool_output_debug_info): Remove.
28437 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28439 PR rtl-optimization/39241
28440 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28441 to subreg_offset_representable_p.
28443 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28445 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28446 execute function prototype. Get f and nregs from max_reg_num
28447 and get_insns. Remove the first backward pass as it's dead,
28448 guard the forward pass by flag_expensive_optimizations.
28449 (rest_of_handle_regmove): Delete.
28450 (pass_regmove): Replace it with regmove_optimize.
28452 2009-02-25 Martin Jambor <mjambor@suse.cz>
28454 PR tree-optimization/39259
28455 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28456 calls_alloca function flags.
28457 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28458 calls are detected.
28460 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28462 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28463 flags_set_1_rtx, flags_set_1_set): Delete.
28464 (regmove_optimize): Do not call mark_flags_life_zones.
28466 2009-02-24 Julian Brown <julian@codesourcery.com>
28469 * config/arm/arm.c (require_pic_register): Only set
28470 cfun->machine->pic_reg once per function.
28472 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28474 * doc/invoke.texi (Link Options): Document an easier way to pass
28475 options that take arguments to the GNU linker using -Xlinker and -Wl.
28477 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28480 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28482 2009-02-24 Richard Guenther <rguenther@suse.de>
28485 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28487 2009-02-24 Richard Guenther <rguenther@suse.de>
28488 Zdenek Dvorak <ook@ucw.cz>
28490 PR tree-optimization/39233
28491 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28492 from converting them to a generic type.
28494 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28496 PR tree-optimization/39260
28497 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28498 contains a condition with a real type.
28499 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28501 2009-02-23 Jason Merrill <jason@redhat.com>
28504 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28505 narrowing_initializer_constant_valid_p.
28506 (narrowing_initializer_constant_valid_p): Don't return
28507 null_pointer_node for adding a pointer to itself.
28509 2009-02-23 Jan Hubicka <jh@suse.cz>
28512 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28515 2009-02-23 Jan Hubicka <jh@suse.cz>
28517 PR tree-optimization/37709
28518 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28519 * tree.h (block_ultimate_origin): Declare.
28520 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28521 * tree-ssa-live.c (remove_unused_scope_block_p):
28522 Eliminate blocks containig no instructions nor live variables nor
28524 (dump_scope_block): New function.
28525 (remove_unused_locals): Enable removal of dead blocks by default;
28526 enable dumping at TDF_DETAILS.
28528 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28530 * config/i386/i386.c (classify_argument): Don't allow COImode
28532 (function_arg_advance_32): Don't allow OImode.
28533 (function_arg_32): Likewise.
28534 (function_value_32): Likewise.
28535 (return_in_memory_32): Likewise.
28536 (function_arg_64): Remove OImode comment.
28538 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28541 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28542 ix86_expand_vector_set for V4DImode in 64bit mode only.
28543 (ix86_expand_vector_init_one_var): Likewise.
28545 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28547 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28549 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28552 * loop-iv.c: Revert last change.
28553 * emit-rtl.c: Likewise.
28555 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28558 * config/i386/i386.c (type_natural_mode): Remove an extra
28559 space in the warning message.
28560 (function_value_32): Handle 32-byte vector modes.
28561 (return_in_memory_32): Likewise.
28563 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28565 * loop-iv.c (truncate_value): New function.
28566 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28568 (lowpart_subreg): Move to...
28569 * emit-rtl.c: ...here.
28571 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28573 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28574 accidental and undocumented change at revision 140860.
28576 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28578 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28579 take gimple_seq * arguments.
28580 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28581 types_compatible_p langhook.
28583 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28584 Joseph Myers <joseph@codesourcery.com>
28586 * config/arm/arm.c (arm_builtin_va_list): New function.
28587 (arm_expand_builtin_va_start): Likewise.
28588 (arm_gimplify_va_arg_expr): Likewise.
28589 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28590 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28591 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28592 (va_list_type): New variable.
28593 (arm_mangle_type): Mangle va_list_type appropriately.
28595 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28597 PR middle-end/39157
28598 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28599 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28600 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28601 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28602 parameter to 1000 for -O1 by default.
28603 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28605 * loop-invariant.c: Include params.h.
28606 (move_loop_invariants): Don't call move_single_loop_invariants on
28609 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28611 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28612 offset when calculating bounds for indexing stack_usage_map. Fixes
28613 a buffer overflow with certain target setups.
28615 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28618 * calls.c (expand_call): Clear try_tail_call if caller and callee
28619 disagree in promotion of function return value.
28621 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28624 * c-common.c (c_determine_visibility): If visibility changed and
28625 DECL_RTL has been already set, call make_decl_rtl to update symbol
28628 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28631 * varasm.c (assemble_variable): Don't check DECL_NAME when
28632 globalizing a variable.
28634 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28637 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28638 expression before any __builtin_trap call.
28639 * c-typeck.c (build_function_call): Convert and check function
28640 arguments before generating a call to a trap. Evaluate the
28641 function arguments before the trap.
28643 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28646 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28647 (UNSPEC_FXAM_MEM): New unspec.
28648 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28649 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28650 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28652 2009-02-19 Richard Guenther <rguenther@suse.de>
28654 PR tree-optimization/39207
28655 PR tree-optimization/39074
28656 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28657 storedanything_tree): New.
28658 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28659 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28660 (build_succ_graph): Add edges from STOREDANYTHING to all
28662 (init_base_vars): Initialize STOREDANYTHING.
28663 (compute_points_to_sets): Free substitution info after
28664 building the succ graph.
28665 (ipa_pta_execute): Likewise.
28667 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28669 (do_ds_constraint): Do not add to special var or non-pointer
28671 (type_could_have_pointers): Split out from ...
28672 (could_have_pointers): ... here. For arrays use the element type.
28673 (create_variable_info_for): Initialize may_have_pointers.
28674 (new_var_info): Likewise.
28675 (handle_lhs_call): Make the HEAP variable unknown-sized.
28676 (intra_create_variable_infos): Use a type with pointers for
28677 PARM_NOALIAS, make it unknown-sized.
28679 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28682 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28684 2009-02-18 Jason Merrill <jason@redhat.com>
28687 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28688 value if DECL_EXTERNAL.
28689 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28690 * target.h (gcc_target::binds_local_p): Clarify "module".
28691 * tree.h (TREE_PUBLIC): Clarify "module".
28693 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28696 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28697 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28699 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28702 * c.opt (Wabi): Support C and ObjC.
28705 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28707 * config/i386/i386.c (classify_argument): Warn once about the ABI
28708 change when passing union with long double.
28710 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28712 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28715 * c-parser.c (c_parser_compound_statement): Always enter and leave
28718 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28721 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28723 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28725 PR tree-optimization/36922
28726 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28727 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28730 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28732 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28735 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28737 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28739 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28741 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
28744 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
28745 Richard Sandiford <rdsandiford@googlemail.com>
28747 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
28748 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
28749 (loongson_biadd): ...this.
28751 2009-02-17 Richard Guenther <rguenther@suse.de>
28753 PR tree-optimization/39202
28754 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
28755 a var make sure to follow existing collapses.
28757 2009-02-17 Richard Guenther <rguenther@suse.de>
28759 PR middle-end/39214
28760 * langhooks.c (lhd_print_error_function): Check for NULL block.
28762 2009-02-17 Richard Guenther <rguenther@suse.de>
28764 PR tree-optimization/39204
28765 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
28768 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
28770 * config/soft-fp/double.h: Update from glibc CVS.
28772 2009-02-17 Richard Guenther <rguenther@suse.de>
28774 PR tree-optimization/39207
28775 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
28776 strict-aliasing warnings for pointers pointing to NULL.
28778 2009-02-16 Joseph Myers <joseph@codesourcery.com>
28781 * c-parser.c (c_parser_braced_init): Call pop_init_level when
28782 skipping until next close brace.
28784 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
28787 * config/i386/i386.c (ix86_expand_push): Set memory alignment
28788 to function argument boundary.
28790 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28792 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
28793 in the lea_add. Reload eventually constraints it properly.
28794 * config/picochip/constraints.md: Remove the target constraint
28795 "b", since it is not needed anymore.
28797 2009-02-16 Jakub Jelinek <jakub@redhat.com>
28799 * gthr-dce.h: Uglify function parameter and local variable names.
28800 * gthr-gnat.h: Likewise.
28801 * gthr-mipssde.h: Likewise.
28802 * gthr-nks.h: Likewise.
28803 * gthr-posix95.h: Likewise.
28804 * gthr-posix.h: Likewise.
28805 * gthr-rtems.h: Likewise.
28806 * gthr-single.h: Likewise.
28807 * gthr-solaris.h: Likewise.
28808 * gthr-tpf.h: Likewise.
28809 * gthr-vxworks.h: Likewise.
28810 * gthr-win32.h: Likewise.
28812 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
28815 * config/i386/i386.md: Restrict the new peephole2 to move
28816 between MMX/SSE registers.
28818 2009-02-15 Richard Guenther <rguenther@suse.de>
28821 2009-02-13 Richard Guenther <rguenther@suse.de>
28823 * configure.ac: Enable LFS.
28824 * configure: Re-generate.
28825 * config.in: Likewise.
28827 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28829 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
28830 spu_srqwbyte, spu_srqwbytebc): Define.
28831 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
28832 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
28833 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
28834 "shrqby_<mode>"): New insn-and-split patterns.
28835 * config/spu/spu.c (expand_builtin_args): Determine and return
28836 number of operands using spu_builtin_description data.
28837 (spu_expand_builtin_1): Use it.
28839 2009-02-13 Steve Ellcey <sje@cup.hp.com>
28842 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
28845 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28848 * config/i386/i386.c (override_options): Correct warning
28849 messages for -malign-loops, -malign-jumps and -malign-functions.
28851 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28854 * config/i386/i386.md: Restrict the new peephole2 to move
28855 between the general purpose registers.
28857 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
28860 * config/i386/i386.c (type_natural_mode): Add a new argument.
28861 Return the original mode and warn ABI change if vector size is 32byte.
28862 (function_arg_advance): Updated.
28863 (function_arg): Likewise.
28864 (ix86_function_value): Likewise.
28865 (ix86_return_in_memory): Likewise.
28866 (ix86_sol10_return_in_memory): Likewise.
28867 (ix86_gimplify_va_arg): Likewise.
28868 (function_arg_32): Don't warn ABX ABI change here.
28869 (function_arg_64): Likewise.
28871 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
28873 * loop-iv.c (implies_p): In the final case, test that operands 0
28874 of the two comparisons match.
28876 * config/bfin/bfin.c (find_prev_insn_start): New function.
28877 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
28878 (find_next_insn_start): Move.
28880 2009-02-13 Richard Guenther <rguenther@suse.de>
28882 * configure.ac: Enable LFS.
28883 * configure: Re-generate.
28884 * config.in: Likewise.
28886 2009-02-13 Joseph Myers <joseph@codesourcery.com>
28889 * c-parser.c (c_parser_parms_list_declarator): Discard pending
28890 sizes on syntax error after some arguments have been parsed.
28892 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28894 * doc/invoke.texi (-fira): Remove.
28896 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28898 * caller-save.c: Replace regclass.c with reginfo.c in comments.
28899 * recog.c: Likewise.
28902 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
28904 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
28905 (umul_ppmm): Likewise.
28906 (count_leading_zeros): Likewise.
28907 (count_trailing_zeros): Likewise.
28908 (UMUL_TIME): Likewise.
28910 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28912 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
28913 soft-fp/t-softfp to tmake_file.
28915 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
28916 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
28917 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
28918 IA64_BUILTIN_INFQ]: New.
28919 (ia64_init_builtins): Initialize __builtin_infq,
28920 __builtin_fabsq and __builtin_copysignq if not HPUX.
28921 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
28922 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
28924 * config/ia64/lib1funcs.asm (__divtf3): Define only if
28926 (__fixtfti): Likewise.
28927 (__fixunstfti): Likewise.
28928 (__floattitf): Likewise.
28930 * config/ia64/libgcc-glibc.ver: New.
28931 * config/ia64/t-fprules-softfp: Likewise.
28932 * config/ia64/sfp-machine.h: Likewise.
28934 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
28935 (LIBGCC2_TF_CEXT): Likewise.
28936 (TF_SIZE): Likewise.
28937 (TARGET_INIT_LIBFUNCS): Likewise.
28939 * config/ia64/t-glibc (SHLINB_MAPFILES):
28940 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
28942 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
28944 * config/i386/i386.c (construct_container): Rewrite processing
28945 BLKmode with X86_64_SSE_CLASS.
28947 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
28950 * config/i386/i386.md: Replace simplify_replace_rtx with
28951 replace_rtx in the new peephole2.
28953 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
28955 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
28956 loop unrolling do not happen at -O2.
28958 2009-02-12 Michael Matz <matz@suse.de>
28960 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
28962 2009-02-12 Jakub Jelinek <jakub@redhat.com>
28964 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
28967 2009-02-12 Ben Elliston <bje@au.ibm.com>
28969 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
28970 patterns when updating the back chain. Missed in the 2009-02-10
28973 2009-02-11 Janis Johnson <janis187@us.ibm.com>
28975 * doc/extend.texi (Decimal Floating Types): Update identifier of
28976 draft TR and list of missing support.
28978 2009-02-11 Jakub Jelinek <jakub@redhat.com>
28980 PR middle-end/39154
28981 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
28982 bit to variable length decl's flags, add it also to its
28983 pointer replacement variable.
28985 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
28986 Jakub Jelinek <jakub@redhat.com>
28989 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
28990 (memory_blockage): New expander.
28991 (*memory_blockage): New insn pattern.
28992 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
28993 instead of general blockage at the end of function prologue when
28994 frame pointer is used to access red zone area. Do not emit blockage
28995 when profiling, it is emitted in generic code.
28996 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
28997 function epilogue when frame pointer is used to access red zone area.
28999 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29002 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29003 by arithmetic with memory operands.
29004 * config/i386/predicates.md (commutative_operator): New.
29006 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29008 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29011 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29013 * alias.h (record_alias_subset): Declare.
29014 * alias.c (record_alias_subset): Make global.
29016 2009-02-10 Nick Clifton <nickc@redhat.com>
29018 * tree-parloops.c: Change license to GPLv3.
29019 * ipa-struct-reorg.c: Change license to GPLv3.
29020 * ipa-struct-reorg.h: Change license to GPLv3.
29022 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29025 * c-decl.c (start_struct): Return NULL on error.
29027 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29029 PR middle-end/39124
29030 * cfgloopmanip.c (remove_path): Call remove_bbs after
29031 cancel_loop_tree, not before it.
29034 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29035 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29036 VAR_DECLs were seen.
29037 * tree-ssa-live.c (remove_unused_locals): Recompute
29038 cfun->has_local_explicit_reg_vars.
29039 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29040 copies or clearings if cfun->has_local_explicit_reg_vars.
29042 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29045 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29046 of function prologue when frame pointer is used to access
29049 2009-02-10 Richard Guenther <rguenther@suse.de>
29051 PR middle-end/39127
29052 * gimplify.c (gimple_regimplify_operands): Always look if
29053 we need to create a temporary.
29055 2009-02-10 Richard Guenther <rguenther@suse.de>
29057 PR tree-optimization/39132
29058 * tree-loop-distribution.c (todo): New global var.
29059 (generate_memset_zero): Trigger TODO_rebuild_alias.
29060 (tree_loop_distribution): Return todo.
29062 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29065 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29066 (x86_64_reg_class_name): Removed.
29067 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29068 first one isn't X86_64_SSE_CLASS or any other ones aren't
29069 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29070 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29071 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29072 and 3 X86_64_SSEUP_CLASS.
29073 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29074 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29076 2009-02-10 Ben Elliston <bje@au.ibm.com>
29078 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29079 form instruction to update the stack back chain word, even if the
29080 user has disabled the generation of update instructions.
29081 (movdi_<mode>_update_stack): New.
29082 (movsi_update_stack): Likewise.
29083 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29084 always use an update form instruction to update the stack back
29087 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29089 PR middle-end/38953
29090 * graphite.c (if_region_set_false_region): After moving a region in
29091 the false branch of a condition, remove the empty dummy basic block.
29092 (gloog): Remove wrong fix for PR38953.
29094 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29096 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29097 generation due to implicit sign extension.
29099 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29101 PR middle-end/38981
29102 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29103 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29105 2009-02-09 Richard Guenther <rguenther@suse.de>
29107 PR middle-end/35202
29108 * convert.c (convert_to_real): Disable (float)fn((double)x)
29109 to fnf(x) conversion if errno differences may occur and
29110 -fmath-errno is set.
29112 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29114 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29115 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29116 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29118 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29121 * c-common.c (handle_alias_attribute): Disallow attribute for
29122 anything not a FUNCTION_DECL or VAR_DECL.
29124 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29127 * real.c (do_compare): Special-case compare of zero against
29128 decimal float value.
29130 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29133 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29134 as indicating flexible array members unless the field itself is
29135 being declarared as the incomplete array.
29137 2009-02-06 Jan Hubicka <jh@suse.cz>
29139 PR tree-optimization/38844
29140 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29141 is already inlined.
29143 2009-02-06 Richard Guenther <rguenther@suse.de>
29145 PR middle-end/38977
29146 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29147 fork because we may expand it as __gcov_fork.
29149 2009-02-06 Nick Clifton <nickc@redhat.com>
29151 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29153 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29155 PR tree-optimization/35659
29156 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29157 vn_phi_eq): Shortcut if hashcode does not match.
29158 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29160 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29161 and avoid iterative_hash_expr.
29162 (FOR_EACH_VALUE_ID_IN_SET): New.
29163 (value_id_compare): Remove.
29164 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29165 sort expressions by value id.
29167 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29170 * config/sh/predicates.md (general_movsrc_operand): Don't check
29171 the subreg of system registers here.
29173 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29176 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29177 on the copied decl.
29179 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29181 PR rtl-optimization/39110
29182 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29183 addresses, not aligned ones.
29185 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29186 Richard Guenther <rguenther@suse.de>
29188 PR tree-optimization/39100
29189 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29190 comment says and add edges.
29192 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29195 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29196 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29198 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29200 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29201 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29202 register_bb_in_sese, new_sese, free_sese): Moved.
29203 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29204 outermost_loop_in_scop, build_scop_iteration_domain,
29205 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29206 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29207 Use loop_in_sese_p instead of loop_in_scop_p.
29208 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29209 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29210 (scopdet_basic_block_info): Fix bug in scop detection.
29211 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29212 eq_loop_to_cloog_loop): Remove.
29213 (nb_loops_around_loop_in_scop, nb_loop
29214 ref_nb_loops): Moved here...
29215 * graphite.h (ref_nb_loops): ... from here.
29216 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29217 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29218 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29220 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29221 Hans-Peter Nilsson <hp@axis.com>
29223 PR rtl-optimization/37889
29224 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29225 Move offset handling from PLUS to before the switch. Use new
29226 arguments when considering SYMBOL_REFs too.
29227 (rtx_addr_can_trap_p): Pass dummy offset and size.
29228 (enum may_trap_p_flags): Remove.
29229 (may_trap_p_1): Pass size from MEM_SIZE.
29231 PR rtl-optimization/38921
29232 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29233 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29234 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29235 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29237 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29239 AVX Programming Reference (January, 2009)
29240 * config/i386/sse.md (*vpclmulqdq): New.
29242 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29244 PR tree-optimization/38977
29245 PR gcov-profile/38292
29246 * calls.c (special_function_p): Disregard __builtin_ prefix.
29248 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29250 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29251 non-indexable addresses even before reload.
29253 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29256 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29257 as having variable size. Do not give an error for unnamed
29258 parameters with [*] declarators. Give a warning for type names
29259 with [*] declarators and mark them as variable size.
29260 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29261 for sizeof applied to [*] type names.
29263 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29266 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29268 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29270 * gcc.c (process_command): Update copyright notice dates.
29271 * gcov.c (print_version): Likewise.
29272 * gcov-dump.c (print_version): Likewise.
29273 * mips-tfile.c (main): Likewise.
29274 * mips-tdump.c (main): Likewise.
29276 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29279 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29280 for composite type involving a zero-length array type.
29282 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29285 * function.c (match_asm_constraints_1): Skip over
29286 initial optional % in the constraint.
29288 PR inline-asm/39059
29289 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29290 supported, don't accept FIXED_CSTs.
29291 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29292 and _Sat is used without _Fract/_Accum. Set specs->type to
29293 integer_type_node for cts_fract/cts_accum if fixed point is not
29296 2009-02-02 Catherine Moore <clm@codesourcery.com>
29298 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29300 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29302 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29303 (ABI_HAS_64BIT_SYMBOLS): Use it.
29304 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29306 2009-02-02 Paul Brook <paul@codesourcery.com>
29308 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29310 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29312 PR inline-asm/39058
29313 * recog.h (asm_operand_ok): Add constraints argument.
29314 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29315 recurse on matching constraint.
29316 (check_asm_operands): Pass constraints as 3rd argument to
29317 asm_operand_ok. Don't look up matching constraint here.
29318 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29321 2009-02-02 Ben Elliston <bje@au.ibm.com>
29323 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29324 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29326 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29328 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29329 information. Remove some obsolete information. Reorganize.
29331 * config/pa/fptr.c: Revert license to GPL 2.
29332 * config/pa/milli64.S: Likewise.
29334 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29337 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29338 LIBRARY name in, instead of hard-coding it.
29339 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29340 extra target make frag to tmake_files according to EH model.
29341 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29342 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29343 frags that define makefile variable EH_MODEL appropriately.
29344 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29345 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29346 to "-sjlj" according to type of EH configured.
29347 (LIBGCC_SONAME): Concatenate it to shared library base name.
29348 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29349 to "_sjlj" according to type of EH configured.
29350 (LIBGCC_SONAME): Concatenate it to shared library base name.
29351 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29352 (SHLIB_LINK): Add missing semicolon to if-else construct.
29353 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29354 string value of "pe_dll" command-line option.
29355 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29356 (SHLIB_SONAME): Use it when overriding t-cygming default.
29357 (SHLIB_IMPLIB): Override t-cygming default.
29358 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29359 string value of "pe_dll" command-line option.
29361 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29364 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29365 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29367 2009-01-31 Richard Guenther <rguenther@suse.de>
29369 PR tree-optimization/38937
29370 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29371 computing the transitive closure.
29373 2009-01-30 Richard Guenther <rguenther@suse.de>
29375 PR tree-optimization/39041
29376 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29377 Propagate variable indices only if the types match for this stmt.
29379 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29382 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29383 inline but never defined.
29385 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29387 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29388 (*insv_h_di_reg_extimm): New insn.
29389 (*insv_l<mode>_reg_extimm): New insn.
29391 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29393 * config/picochip/picochip.c (flag_conserve_stack): set
29394 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29395 fconserve-stack. Reduce call-overhead used by inliner.
29397 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29400 * common.opt (flag_conserve_stack): Initialised to zero.
29402 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29405 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29406 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29409 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29411 * ira-color.c (allocno_reload_assign): Update comments.
29412 * regmove.c (regmove_optimize): Likewise.
29416 2009-01-29 Robert Millan <rmh@aybabtu.com>
29418 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29419 * config/i386/kopensolaris-gnu.h: New file. Undefine
29420 `MD_UNWIND_SUPPORT'.
29421 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29423 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29425 PR tree-optimization/39007
29426 * tree-loop-distribution.c (generate_builtin): Use
29427 recompute_dominator to compute the immediate dominator of the
29428 basic block just after the loop.
29430 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29432 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29433 (ASM_OUTPUT_DWARF_PCREL): Define.
29435 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29437 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29438 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29439 global. Modify entries about regmove and IRA.
29441 * ra-conflict.c: Remove the file.
29443 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29445 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29446 (pass_regclass_init): Rename to pass_reginfo_init.
29448 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29450 * toplev.h (flag_ira): Remove.
29452 * caller-save.c (setup_save_areas): Remove flag_ira.
29454 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29456 * global.c: Remove the file.
29458 * opts.c (decode_options): Remove flag_ira.
29460 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29462 * regmove.c: Modify file description.
29463 (find_use_as_address, try_auto_increment): Define them only if
29464 AUTO_INC_DEC is defined.
29465 (replacement_quality, replace_in_call_usage, fixup_match_1,
29466 stable_and_no_regs_but_for_p): Remove.
29467 (reg_set_in_bb): Make it static.
29468 (regmove_optimize): Remove flag_ira and code which worked for
29471 * local-alloc.c: Remove the file.
29473 * common.opt (fira): Remove.
29475 * ira.c: Include except.h.
29476 (eliminable_regset): Move from global.c.
29477 (mark_elimination): Ditto. Remove flag_ira.
29478 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29479 equiv_mem_modified, validate_equiv_mem_from_store,
29480 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29481 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29482 no_equiv, recorded_label_ref): Move from local-alloc.c.
29483 (update_equiv_regs): Ditto. Make it static.
29484 (print_insn_chain, print_insn_chains): Move it from global.c.
29485 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29486 (build_insn_chain): Ditto. Make it static.
29487 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29488 Rename to init_live_subregs.
29489 (gate_ira): Remove flag_ira.
29491 * regclass.c: Rename reginfo.c. Change file description.
29492 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29493 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29494 (init_reg_sets_1): Remove code for evaluation of
29495 reg_class_superclasses and losing_caller_save_reg_set.
29496 (init_regs): Remove init_reg_autoinc.
29497 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29498 ok_for_base_p_nonstrict): Remove.
29499 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29500 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29501 corresponding entries.
29502 (dump_regclass, record_operand_costs, scan_one_insn,
29503 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29504 record_address_regs, auto_inc_dec_reg_p): Remove.
29505 (gt-regclass.h): Rename to gt-reginfo.h.
29507 * rtl.h (dump_global_regs, retry_global_alloc,
29508 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29510 * Makefile.in (RA_H): Remove.
29511 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29512 Rename regclass.o to reginfo.o.
29513 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29515 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29516 (GTFILES): Rename regclass.c to reginfo.c.
29518 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29519 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29521 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29522 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29524 (finish_spills): Ditto. Remove code for !flag_ira.
29526 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29528 PR middle-end/35854
29529 * doc/invoke.texi (rtl debug options): Complete rewrite.
29530 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29532 * mode-switching.c (pass_mode_switching): Rename pass from
29533 "mode-sw" to "mode_sw".
29534 * except.c (pass_convert_to_eh_ranges): Rename pass from
29535 "eh-ranges" to "eh_ranges".
29536 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29540 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29541 Alexander Monakov <amonakov@ispras.ru>
29543 PR middle-end/38857
29544 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29546 (move_exprs_to_boundary): Change return type and pass through
29547 should_move from move_op. Relax assert. Update usage ...
29548 (schedule_expr_on_boundary): ... here. Use should_move instead of
29550 (move_op_orig_expr_found): Indicate that insn was disconnected from
29552 (code_motion_process_successors): Do not call after_merge_succs
29553 callback if original expression was not found when traversing any of
29555 (code_motion_path_driver): Change return type. Update prototype.
29556 (move_op): Update comment. Add a new parameter (should_move). Update
29557 prototype. Set *should_move based on indication provided by
29558 move_op_orig_expr_found.
29560 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29562 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29563 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29564 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29565 * config/rs6000/rs6000.c (rs6000_override_options): Default
29566 avoid-indexed-addresses on for Power6, off for everything else.
29567 (avoiding_indexed_address_p): New function.
29568 (rs6000_legitimize_address): Use it.
29569 (rs6000_legitimate_address): Likewise.
29570 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29572 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29574 PR tree-optimization/38997
29575 * tree-loop-distribution.c (generate_memset_zero): Use
29576 POINTER_PLUS_EXPR for a pointer addition.
29578 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29580 * config/s390/s390.md (bswap<mode>2): New pattern added.
29582 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29584 * config/s390/s390.md (*tls_load_31): Added type attribute.
29586 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29588 * config/s390/s390.md: Fix a few comments.
29590 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29592 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29593 (*tm<mode>_full): Fixed z10prop attribute.
29594 (*tst<mode>_extimm): Fixed z10prop attribute.
29595 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29596 (*tstqiCCT_cconly): Fixed z10prop attribute.
29597 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29598 (*movsi_larl): Fixed z10prop attribute.
29599 (*movsi_zarch): Fixed z10prop attribute.
29600 (*movsi_eas): Fixed z10prop attribute.
29601 (*movhi): Fixed z10prop attribute.
29602 (*movqi): Fixed z10prop attribute.
29603 (*movstrictqi): Fixed z10prop attribute.
29604 (*mov<mode>): Fixed z10prop attribute.
29605 (*movcc): Fixed z10prop attribute.
29606 (*sethighpartdi_64): Fixed z10prop attribute.
29607 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29608 (*negdi2_sign_cc): Fixed z10prop attribute.
29609 (*negdi2_sign): Fixed z10prop attribute.
29610 (*absdi2_sign_cc): Fixed z10prop attribute.
29611 (*absdi2_sign): Fixed z10prop attribute.
29612 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29613 (*negabsdi2_sign): Fixed z10prop attribute.
29614 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29615 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29616 (doloop_si64): Fixed z10prop attribute.
29617 (doloop_si31): Fixed z10prop attribute.
29618 (doloop_long): Fixed z10prop attribute.
29619 (indirect_jump): Fixed z10prop attribute.
29620 (nop): Fixed z10prop attribute.
29621 (main_base_64): Fixed z10prop attribute.
29622 (reload_base_64): Fixed z10prop attribute.
29624 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29626 PR rtl-optimization/38740
29627 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29629 * config/mips/mips.c (mips_reorg): Likewise.
29631 2009-01-28 Richard Guenther <rguenther@suse.de>
29633 PR tree-optimization/38926
29634 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29635 with the correct value id to a value.
29636 (do_regular_insertion): Use the value number of edoubleprime
29637 for the value number of the expr.
29640 2008-08-21 Richard Guenther <rguenther@suse.de>
29642 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29643 a PHI ask VN if it is already available.
29644 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29645 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29647 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29649 PR middle-end/38934
29650 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29651 set to varying whenever max has TREE_OVERFLOW set, similarly
29652 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29654 2009-01-28 Richard Guenther <rguenther@suse.de>
29656 PR middle-end/38908
29657 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29658 uninitialized aggregate uses in call arguments.
29660 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29662 PR tree-optimization/38984
29663 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29664 the nothing_id variable if -fno-delete-null-pointer-checks.
29666 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29669 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29670 (set_got_offset_rex64): Ditto.
29672 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29675 * doc/extend.texi: Improve local variable with asm reg.
29677 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29679 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29680 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29681 was not supplied then set warn_packed_bitfield_compat to the
29682 default value of 1.
29683 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29686 2009-01-27 Richard Guenther <rguenther@suse.de>
29688 PR tree-optimization/38503
29689 * cfgexpand.c (expand_gimple_basic_block): Ignore
29690 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29691 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29692 variables that cannot have TBAA applied.
29693 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29696 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29698 PR middle-end/38969
29699 * calls.c (initialize_argument_information): Do not wrap complex
29700 arguments in SAVE_EXPR.
29702 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29704 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29705 (INSTALL_LIBGCC): Revert typo commit.
29707 2009-01-26 Richard Guenther <rguenther@suse.de>
29709 PR tree-optimization/38745
29710 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29711 from special handling.
29713 2009-01-26 Richard Guenther <rguenther@suse.de>
29715 PR tree-optimization/38745
29716 * tree-ssa.c (execute_update_addresses_taken): Do not include
29717 variables that cannot possibly be a register in not_reg_needs.
29718 Do not clear TREE_ADDRESSABLE on vars that may not become
29720 * tree-ssa.c (update_alias_info_1): Include those in the set
29721 of addressable vars.
29723 2009-01-26 Richard Guenther <rguenther@suse.de>
29725 PR middle-end/38851
29726 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29727 * tree-ssa-dse.c: Include langhooks.h
29728 (execute_simple_dse): Remove stores with zero size.
29730 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29733 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29736 2009-01-24 Julian Brown <julian@codesourcery.com>
29738 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29739 config/arm/linux-atomic.c.
29740 * config/arm/linux-atomic.c: New.
29742 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
29744 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
29745 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
29746 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
29748 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
29751 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
29754 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
29756 PR tree-optimization/38953
29757 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
29758 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
29759 (gloog): Split the exit of the scop when the scop exit is a loop exit.
29760 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
29763 2009-01-24 Paul Brook <paul@codesourcery.com>
29765 * config/arm/neon.md (neon_type): Move to arm.md.
29766 (neon_mov<VSTRUCT>): Add neon_type attribute.
29767 * config/arm/arm.md (neon_type): Move to here.
29768 (conds): Add "unconditioal" and use as default for NEON insns.
29770 2009-01-24 Ben Elliston <bje@au.ibm.com>
29772 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
29773 void *' warning from -Wc++-compat.
29774 * Makefile.in (dominance.o-warn): Remove.
29776 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
29778 PR tree-optimization/38932
29779 * fold-const.c (fold_unary_ignore_overflow): New.
29780 * tree.h (fold_unary_ignore_overflow): Declare.
29781 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
29782 * tree-ssa-sccvn.c (visit_reference_op_load,
29783 simplify_unary_expression): Likewise.
29785 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
29787 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
29788 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
29789 regardless of their type.
29790 * c-common.c (handle_packed_attribute): Don't ignore packed on
29792 * c.opt (Wpacked-bitfield-compat): New warning option.
29793 * stor-layout.c (place_field): Warn if offset of a field changed.
29794 * doc/extend.texi (packed): Mention the ABI change.
29795 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
29796 (Warning Options): Add it to the list.
29798 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
29800 * c-opts.c (c_common_post_options): Fix a typo in comments.
29802 2009-01-22 Steve Ellcey <sje@cup.hp.com>
29804 PR middle-end/38615
29805 * gimplify.c (gimplify_init_constructor): Fix promotion of const
29806 variables to static.
29807 * doc/invoke.texi (-fmerge-all-constants): Update description.
29809 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
29812 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
29813 (*movdi_1_rex64): Use type "mmx" for alternative 5.
29815 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
29817 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
29819 (LOCAL_ALIGNMENT): Similarly.
29821 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29822 Joseph Myers <joseph@codesourcery.com>
29824 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
29825 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
29826 * config/arm/arm-tune.md: Regenerate.
29827 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
29830 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
29832 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
29833 version number to five.
29835 2009-01-22 Dodji Seketeli <dodji@redhat.com>
29838 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
29839 * c-common.c (set_underlying_type): Likewise.
29840 (is_typedef_decl ): Likewise
29842 (set_underlying_type): Likewise.
29843 (is_typedef_type): Likewise.
29845 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
29847 PR middle-end/38587
29848 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
29851 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
29854 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
29855 (LIBGCC_SPEC): Don't define.
29856 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
29858 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
29860 PR rtl-optimization/38879
29861 * alias.c (base_alias_check): Unaligned access via AND address can
29862 alias all surrounding object types except those with sizes equal
29863 or wider than the size of unaligned access.
29865 2009-01-21 Dodji Seketeli <dodji@redhat.com>
29868 * c-decl.c (clone_underlying_type): Move this ...
29869 * c-common.c (set_underlying_type): ... here.
29870 Also, make sure the function properly sets TYPE_STUB_DECL() on
29871 the newly created typedef variant type.
29872 (is_typedef_decl ): New entry point.
29873 * tree.h: Added a new member member_types_needing_access_check to
29874 struct tree_decl_non_common.
29875 (set_underlying_type): New entry point.
29876 (is_typedef_type): Likewise.
29878 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
29880 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
29881 Check whether two instructions have memory references that
29882 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
29883 are helper functions for traversing.
29884 * alias.h (insn_alias_sets_confilict_p): New prototypes.
29885 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
29886 not to draw dependency edge for instructions with non-conflicting
29889 2009-01-20 Joseph Myers <joseph@codesourcery.com>
29892 * longlong.h: Update copyright years. Use soft-fp license notice.
29893 Sync __clz_tab declaration with glibc.
29895 2009-01-20 Steve Ellcey <sje@cup.hp.com>
29898 * doc/extend.texi (syscall_linkage): New.
29899 (version_id): Modify.
29901 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
29902 Richard Guenther <rguenther@suse.de>
29904 PR tree-optimization/38747
29905 PR tree-optimization/38748
29906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
29907 conversion if the base address is an indirect reference and the
29908 aliasing sets could cause issues.
29910 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29912 * common.opt (fgraphite, fgraphite-identity): Add comment for
29913 explaining why these options are not documented.
29915 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
29917 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
29918 gimple_call_lhs is NULL.
29920 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
29923 * emit-rtl.c (adjust_address_1): Make sure memref is never
29926 2009-01-20 Ben Elliston <bje@au.ibm.com>
29928 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29929 const qualifier from arg parameter. Remove unnecessary cast to char *.
29930 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
29931 const qualifier from arg 2.
29933 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
29935 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
29937 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
29940 * rtl.h (reinit_regs): New prototype.
29941 * regclass.c: Include ira.h.
29942 (reinit_regs): New.
29943 * Makefile.in (regclass.o): Add ira.h.
29944 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
29946 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
29949 * c-common.c (handle_aligned_attribute): Use
29950 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
29951 default alignment value.
29953 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
29955 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
29956 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
29958 * doc/extend.texi: Update __attribute__ ((aligned)). Document
29959 __BIGGEST_ALIGNMENT__.
29961 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
29963 2009-01-18 Richard Guenther <rguenther@suse.de>
29965 PR tree-optimization/38819
29966 * tree-flow.h (operation_could_trap_helper_p): Declare.
29967 * tree-eh.c (operation_could_trap_helper_p): Export.
29968 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
29969 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
29970 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
29971 are about to insert a possibly trapping instruction and fail
29974 2009-01-18 Andreas Schwab <schwab@suse.de>
29976 * doc/install.texi (Configuration): Remove obsolete paragraph
29977 about use of --with-gnu-ld with --with-gnu-as.
29979 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
29981 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
29982 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
29983 Follow spelling conventions.
29985 2009-01-18 Ben Elliston <bje@au.ibm.com>
29987 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
29988 C++ warning about implicit conversion from void * to struct
29990 (bitmap_obstack_free): Likewise for bitmap_element *.
29991 * Makefile.in (bitmap.o-warn): Remove.
29993 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
29995 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
29997 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
29998 Tobias Grosser <tobi.grosser@amd.com>
30000 * graphite.c (graphite_trans_scop_block): Do not block single
30003 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30005 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30006 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30007 test with assertion.
30009 2009-01-16 Richard Guenther <rguenther@suse.de>
30011 PR tree-optimization/38835
30012 PR middle-end/36227
30013 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30014 and INT + PTR -> (INT)(PTR p+ INT) folding.
30015 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30017 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30020 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30021 the subreg from a lowpart subreg if it is also casting the value.
30023 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30024 Tobias Grosser <tobi.grosser@amd.com>
30026 * graphite.c (compare_prefix_loops): New.
30027 (build_scop_canonical_schedules): Rewritten.
30028 (graphite_transform_loops): Move build_scop_canonical_schedules
30029 after build_scop_iteration_domain.
30031 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30032 Tobias Grosser <tobi.grosser@amd.com>
30034 * graphite.c (add_conditions_to_domain): Add the loops to
30035 the dimension of the iteration domain. Do copy the domain
30036 only when it exists.
30037 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30038 (add_conditions_to_constraints): New.
30039 (can_generate_code_stmt, can_generate_code): Removed.
30040 (gloog): Do not call can_generate_code.
30041 (graphite_transform_loops): Call add_conditions_to_constraints
30042 after building the iteration domain.
30044 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30046 PR tree-optimization/38789
30047 * tree-ssa-threadedge.c
30048 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30049 __builtin_constant_p.
30051 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30053 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30054 examined before deleting them.
30056 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30058 * function.c (aggregate_value_p): Correctly extract the function
30059 type from CALL_EXPR_FN lookup.
30061 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30063 * config/picochip/picochip.c (picochip_override_options): Revert
30064 CFI asm flag disable commited previously.
30066 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30067 Tobias Grosser <tobi.grosser@amd.com>
30068 Jan Sjodin <jan.sjodin@amd.com>
30070 * graphite.c (scan_tree_for_params): On substractions negate
30071 all the coefficients of the term.
30072 (clast_to_gcc_expression_red): New. Handle reduction expressions
30073 of more than two operands.
30074 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30075 (get_vdef_before_scop): Handle also the case of default definitions.
30077 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30079 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30080 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30081 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30083 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30084 Joey Ye <joey.ye@intel.com>
30086 PR middle-end/37843
30087 * cfgexpand.c (expand_stack_alignment): Don't update stack
30088 boundary nor check incoming stack boundary here.
30089 (gimple_expand_cfg): Update stack boundary and check incoming
30090 stack boundary here.
30092 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30094 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30096 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30098 PR rtl-optimization/38245
30099 * calls.c (expand_call): Add stack arguments to
30100 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30101 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30102 in regs and partially in memory or BLKmode arguments.
30103 (emit_library_call_value_1): Add stack arguments to
30104 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30105 ACCUMULATE_OUTGOING_ARGS).
30106 * dce.c: Include tm_p.h.
30107 (find_call_stack_args): New function.
30108 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30110 (mark_insn): Call find_call_stack_args for CALL_Ps.
30111 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30112 forwards. Allocate and free arg_stores bitmap if needed, pass it
30113 down to deletable_insn_p, don't mark stores set in arg_stores
30114 bitmap, clear the bitmap at the beginning of each bb.
30115 * Makefile.in (dce.o): Depend on $(TM_P_H).
30117 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30120 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30121 to make sure the insn is a conditional test (bug 22599). Reformat a
30124 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30126 PR middle-end/38431
30127 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30128 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30129 (gloog): Do not call cleanup_tree_cfg.
30130 (graphite_transform_loops): Call cleanup_tree_cfg after all
30131 scops have been code generated.
30133 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30134 * doc/gty.texi (Invoking the garbage collector): Added new node
30135 and section documenting ggc_collect.
30137 2009-01-14 Richard Guenther <rguenther@suse.de>
30139 PR tree-optimization/38826
30140 PR middle-end/38477
30141 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30142 initialization notes only if we actually emitted a warning.
30143 (intra_create_variable_infos): Add constraints for a result decl
30144 that is passed by hidden reference.
30145 (build_pred_graph): Mark all related variables non-direct on
30148 2009-01-14 Nick Clifton <nickc@redhat.com>
30150 * ira-conflicts.c: Include addresses.h for the definition of
30152 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30153 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30155 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30158 * Makefile.in (ira-lives.o): Add except.h.
30160 * ira-lives.c: Include except.h.
30161 (process_bb_node_lives): Process can_throw_internal.
30163 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30165 PR rtl-optimization/38774
30166 * combine.c (simplify_set): When undoing cc_use change, don't do
30167 PUT_CODE on the newly created comparison, but instead put back the
30170 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30172 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30173 values. Remove duplicate arm8 entry.
30175 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30177 PR tree-optimization/38786
30178 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30179 the SSA_NAME case of expand_scalar_variables_expr.
30180 Set the type of an expression to the type of its assign statement.
30181 (expand_scalar_variables_expr): Also gather the scalar computation
30182 used to index the memory access. Do not pass loop_p.
30183 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30184 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30185 the gimple_stmt_iterator where it inserts new code.
30186 Do not pass loop_p.
30187 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30188 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30190 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30192 * graphite.h (debug_value): Removed.
30193 * graphite.c (debug_value): Removed.
30195 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30197 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30198 ldrd/strd with two 32-bit instructions.
30200 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30202 * config/arm/arm.c (struct processors): Pass for speed down into
30203 cost helper functions.
30204 (const_ok_for_op): Handle COMPARE and inequality nodes.
30205 (arm_rtx_costs_1): Rewrite.
30206 (arm_size_rtx_costs): Update prototype.
30207 (arm_rtx_costs): Pass speed down to helper functions.
30208 (arm_slowmul_rtx_costs): Rework cost calculations.
30209 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30210 (arm_9e_rtx_costs): Likewise.
30212 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30214 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30215 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30216 (alpha_legitimize_address): Do not split local symbols wider than
30217 UNITS_PER_WORD into HIGH/LO_SUM parts.
30219 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30222 * gcc.c (process_command): Replace call to execvp with calls
30223 to pex_one and exit.
30225 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30228 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30229 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30230 variant for devices with 3-byte PC.
30231 (__tablejump_elpm__): New.
30233 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30236 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30237 offsetof member-designator, handle it as `[0].'.
30239 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30241 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30242 function when not using named sections on targets with named sections
30243 if branch distance is less than 262132.
30245 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30247 * combine.c (combine_instructions): Recompute
30248 optimize_this_for_speed_p for each BB in the main combine loop.
30250 2009-01-12 Tomas Bily <tbily@suse.cz>
30253 * tree-loop-distribution.c (prop_phis): New function.
30254 (generate_builtin): Call prop_phis.
30256 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30258 PR tree-optimization/38807
30259 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30260 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30262 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30264 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30265 subreg of op0 to the original op0.
30267 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30269 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30271 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30274 * mips-tfile.c (parse_def): Fix parsing of def strings
30275 starting with digits.
30277 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30280 * config/arm/arm.c (arm_is_long_call_p): Don't call
30281 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30283 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30285 * regrename.c (regrename_optimize): Fix dumping.
30286 (find_oldest_value_reg): Preserve REG_POINTER.
30287 (copy_hardreg_forward_1): Likewise.
30289 2009-01-09 Diego Novillo <dnovillo@google.com>
30291 * gimple.h (struct gimple_statement_base) <uid>: Document
30292 the restrictions on its use.
30293 (gimple_uid): Tidy.
30294 (gimple_set_uid): Tidy.
30296 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30298 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30299 zero guard even if align_bytes != 0 and count is smaller than
30302 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30304 PR rtl-optimization/38495
30305 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30306 (add_range_and_copies_from_move_list): Print all added ranges.
30307 Add ranges to memory optimized destination.
30309 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30313 * config/i386/i386.c (override_options): Reject
30314 -mstringop-strategy=rep_8byte with -m32.
30315 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30316 to 1. Do count comparison against epilogue_size_needed at compile
30317 time even when count_exp was constant forced into register. For
30318 size_needed don't jump to epilogue, instead just avoid aligning
30319 and invoke the body algorithm. If need_zero_guard, add zero guard
30320 even if count is non-zero, but smaller than size_needed + number of
30321 bytes that could be stored for alignment.
30322 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30323 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30324 but smaller than size_needed + number of bytes that could be stored
30325 for alignment. Compare size_needed with epilogue_size_needed instead
30326 of desired_align - align, don't adjust size_needed, pass
30327 epilogue_size_needed to the epilogue expanders.
30330 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30332 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30334 * pa.c (last_address): Change to unsigned.
30335 (update_total_code_bytes): Change argument to unsigned. Don't
30336 check if insn addresses are set.
30337 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30338 addresses are not set.
30339 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30341 2009-01-09 Nick Clifton <nickc@redhat.com>
30343 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30344 DECL_DECLARED_INLINE_P.
30346 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30348 PR middle-end/38347
30349 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30350 GET_MODE (op0) in operand_subword_force calls.
30352 PR middle-end/38771
30353 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30354 fold_convert arg0 operands to TREE_TYPE (op0) first.
30356 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30358 * params.def (ira-max-conflict-table-size): Decrease default value
30361 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30363 PR tree-optimization/37031
30364 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30366 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30367 allocate it using gc instead of heap, use VEC_quick_push instead of
30369 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30370 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30371 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30372 allocated vector from heap allocated.
30373 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30374 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30375 vector only after perfect_loop_nest_depth call.
30377 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30378 Jan Sjodin <jan.sjodin@amd.com>
30380 PR tree-optimization/38559
30381 * graphite.c (debug_value, copy_constraint,
30382 swap_constraint_variables, scale_constraint_variable, ): New.
30383 (get_lower_bound, get_upper_bound): Removed.
30384 (graphite_trans_bb_strip_mine): Clean up this code that works
30385 only for constant number of iterations. Fully copy upper and
30386 lower bound constraints, not only the constant part of them.
30387 * graphite.h (debug_value): Declared.
30389 2009-01-08 Ira Rosen <irar@il.ibm.com>
30391 PR tree-optimization/37194
30392 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30393 Don't add the cost of cost model guard in prologue to scalar
30394 outside cost in case of known number of iterations.
30396 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30397 Alan Modra <amodra@bigpond.net.au>
30399 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30400 non-word-aligned REG+CONST addressing.
30402 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30405 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30406 free_after_compilation when outputting a thunk.
30407 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30408 Do not call free_after_compilation here.
30410 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30412 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30413 (ix86_valid_target_attribute_inner_p): Ditto.
30415 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30417 PR tree-optimization/38492
30418 PR tree-optimization/38498
30419 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30420 * tree-chrec.h (scev_is_linear_expression): Declared.
30421 * graphite.c (graphite_cannot_represent_loop_niter): New.
30422 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30423 (graphite_loop_normal_form): Use gcc_assert.
30424 (scan_tree_for_params): Use CASE_CONVERT.
30425 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30426 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30427 Use gcc_assert. Discard scops that contain unhandled cases.
30428 (build_scop_conditions): Return a boolean status for unhandled cases.
30429 (strip_mine_profitable_p): Print the loop number, not its depth.
30430 (is_interchange_valid): Pass the depth of the loop nest, don't
30431 recompute it wrongly.
30432 (graphite_trans_bb_block): Same.
30433 (graphite_trans_bb_block): Print tentative of loop blocking.
30434 (graphite_trans_scop_block): Do not print that the loop has been
30436 (graphite_transform_loops): Do not handle scops that contain condition
30439 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30441 AVX Programming Reference (December, 2008)
30442 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30443 (_mm256_stream_pd): Likewise.
30444 (_mm256_stream_ps): Likewise.
30446 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30447 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30448 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30449 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30450 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30451 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30452 (ix86_expand_special_args_builtin): Likewise.
30454 * config/i386/sse.md (AVXMODEDI): New.
30455 (avx_movnt<mode>): Likewise.
30456 (avx_movnt<mode>): Likewise.
30457 (<sse>_movnt<mode>): Remove AVX support.
30458 (sse2_movntv2di): Likewise.
30460 2009-01-07 Richard Guenther <rguenther@suse.de>
30462 PR middle-end/38751
30463 * fold-const.c (extract_muldiv): Remove obsolete comment.
30464 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30465 to PLUS_EXPR canonicalization for the canonicalization.
30467 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30469 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30470 hosted cross-compilers generating less efficient code.
30472 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30474 * function.h (rtl_data): Add a dbr_scheduled_p field.
30475 * reorg.c (dbr_schedule): Set it.
30476 (gate_handle_delay_slots): Check it.
30477 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30478 (mips_reorg): Check flag_delayed_branch instead of
30479 mips_base_delayed_branch.
30480 (mips_override_options): Don't set mips_base_delayed_branch
30481 or flag_delayed_branch.
30483 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30485 PR rtl-optimization/38426.
30486 * ira.c (ira): Set current_function_is_leaf earlier.
30488 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30490 PR rtl-optimization/38722
30491 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30492 too early, only set a flag and modify after last possible
30495 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30498 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30499 * real.c (decimal_single_format): Correct values of emin and emax.
30500 (decimal_double_format): Ditto.
30501 (decimal_quad_format): Ditto.
30502 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30503 computation of DECnn_MIN and DECnn_MAX for corrected values of
30504 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30505 __DECnn_MIN__, and adjust its computation for the corrected value
30508 2009-01-06 Jan Hubicka <jh@suse.cz>
30511 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30513 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30515 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30516 Add Robert Clark to the list of testers.
30518 2009-01-06 Jan Hubicka <jh@suse.cz>
30519 Kai Tietz <kai.tietz@onevision.com>
30521 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30522 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30524 2009-01-06 Jan Hubicka <jh@suse.cz>
30525 Kai Tietz <kai.tietz@onevision.com>
30527 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30529 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30530 (ix86_nsaved_regs): Count only general purpose regs.
30531 (ix86_nsaved_sseregs): New.
30532 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30533 to 16 for w64; compute padding and size of sse reg save area.
30534 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30535 general purpose regs.
30536 (ix86_emit_save_sse_regs_using_mov): New.
30537 (ix86_expand_prologue): Save SSE regs if needed.
30538 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30539 (ix86_emit_restore_sse_regs_using_mov): New.
30540 (ix86_expand_epilogue): Save SSE regs if needed.
30542 2009-01-06 Jan Hubicka <jh@suse.cz>
30543 Kai Tietz <kai.tietz@onevision.com>
30545 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30546 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30547 functions when accumulate outgoing args is off.
30549 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30552 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30553 before using pseudos_have_intersected_live_ranges_p.
30555 * ira-int.h (ira_assert): Always define.
30557 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30559 AVX Programming Reference (December, 2008)
30560 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30561 (_mm256_permute2_pd): Likewise.
30562 (_mm_permute2_ps): Likewise.
30563 (_mm256_permute2_ps): Likewise.
30564 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30565 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30567 * config/i386/i386.c (ix86_builtins): Remove
30568 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30569 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30570 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30571 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30572 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30573 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30574 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30575 __builtin_ia32_vpermil2ps256.
30576 (ix86_init_mmx_sse_builtins): Updated.
30577 (ix86_expand_args_builtin): Likewise.
30579 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30581 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30582 long absolute calls when generating PA 2.0 code.
30584 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30586 PR rtl-optimization/38583
30587 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30589 * params.def (ira-max-conflict-table-size): New.
30591 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30593 * ira.h (ira_conflicts_p): New external definition.
30595 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30596 table. Report this. Return result of building.
30597 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30598 building conflict table.
30600 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30601 (ira_color): Use ira_conflicts_p.
30603 * global.c: Include ira.h.
30604 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30607 * Makefile.in (global.o): Add ira.h.
30609 * ira-build.c (mark_all_loops_for_removal,
30610 propagate_some_info_from_allocno): New.
30611 (remove_unnecessary_allocnos): Call
30612 propagate_some_info_from_allocno.
30613 (remove_low_level_allocnos): New.
30614 (remove_unnecessary_regions): Add parameter. Call
30615 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30616 parameter to remove_unnecessary_regions.
30617 (ira_build): Remove all regions but root if the conflict table was
30618 not built. Update conflict hard regs for allocnos crossing calls.
30620 * ira.c (ira_conflicts_p): New global.
30621 (ira): Define and use ira_conflicts_p.
30623 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30624 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30625 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30627 2009-01-06 Ben Elliston <bje@au.ibm.com>
30629 * gengtype-lex.l (YY_NO_INPUT): Define.
30631 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30634 * c-common.c (handle_vector_size_attribute): Also reject
30635 BOOLEAN_TYPE types.
30637 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30639 PR tree-optimization/38492
30640 * graphite.c (rename_map_elt, debug_rename_elt,
30641 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30642 rename_map_elt_info, eq_rename_map_elts,
30643 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30644 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30645 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30646 (sese_build_livein_liveouts): New.
30647 (new_sese, free_sese): New.
30648 (new_scop): Call new_sese.
30649 (free_scop): Call free_sese.
30650 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30651 (register_old_new_names): Renamed register_old_and_new_names.
30652 (register_scop_liveout_renames, add_loop_exit_phis,
30653 insert_loop_close_phis, struct igp,
30654 default_liveout_before_guard, add_guard_exit_phis,
30655 insert_guard_phis, copy_renames): New.
30656 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30657 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30658 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30659 (scop_adjust_phis_for_liveouts): New.
30660 (gloog): Call scop_adjust_phis_for_liveouts.
30662 * graphite.h (struct sese): Documented. Added fields liveout,
30663 num_ver and livein.
30664 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30665 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30666 (struct scop): Added field liveout_renames.
30667 (SCOP_LIVEOUT_RENAMES): New.
30669 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30671 PR tree-optimization/38510
30672 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30673 (translate_clast): Call recompute_all_dominators before
30675 (gloog): Call recompute_all_dominators before graphite_verify.
30677 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30678 Jan Sjodin <jan.sjodin@amd.com>
30680 PR tree-optimization/38500
30681 * graphite.c (create_sese_edges): Call fix_loop_structure after
30684 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30686 * config.gcc: Add m32r*-*-rtems*.
30687 * config/m32r/rtems.h: New file.
30689 2009-01-05 Ben Elliston <bje@au.ibm.com>
30691 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30692 (.po.pox): Likewise.
30693 (po/gcc.pot): Likewise.
30695 2009-01-04 David S. Miller <davem@davemloft.net>
30697 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30698 (STARTING_FRAME_OFFSET): Always set to zero.
30700 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30702 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30703 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30704 fixed-point types, and vectors of the same.
30706 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30708 * config/mips/sync.md (*mb_barrier): Rename to...
30709 (*memory_barrier): ...this.
30711 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30713 * doc/extend.texi (Function Attributes): Move @cindex after @item
30714 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30715 and put in alphabetical order. Fix 'target' name and put in order.
30716 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30719 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30721 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30722 (memory_barrier): Expand as unspec instead of unspec_volatile.
30723 Remove mem:BLK from insn operands. Use Pmode scratch register.
30724 (*memory_barrier): Define as unspec instead of unspec_volatile.
30725 Use (match_dup 0) as input operand.
30727 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30728 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30729 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30730 scratch register. Remove operand 1.
30731 (*stbar): Define as unspec instead of unspec_volatile.
30732 Use (match_dup 0) as input operand, remove (const_int 8).
30733 (*membar): Define as unspec instead of unspec_volatile.
30734 Use (match_dup 0) as input operand, remove input operand 2.
30736 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30737 (memory_barrier): Expand as unspec instead of unspec_volatile.
30738 Remove mem:BLK from insn operands. Use Pmode scratch register.
30739 (*memory_barrier): Define as unspec instead of unspec_volatile.
30740 Use (match_dup 0) as input operand.
30742 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30743 Remove mem:BLK from insn operands. Use Pmode scratch register.
30744 Set volatile flag on operand 0.
30745 (*memory_barrier): New insn pattern.
30747 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
30749 (*memory_barrier): Use (match_dup 0) as input operand.
30751 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
30752 Remove mem:BLK from insn operands. Use Pmode scratch register.
30753 Set volatile flag on operand 0.
30754 (*mb_internal): New insn pattern.
30756 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
30758 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30760 PR middle-end/38586
30761 * function.c (struct temp_slot): Move to the section of the file
30762 that deals with temp slots. Remove field 'address'.
30763 (temp_slot_address_table): New hash table of address -> temp slot.
30764 (struct temp_slot_address_entry): New struct, items for the table.
30765 (temp_slot_address_compute_hash, temp_slot_address_hash,
30766 temp_slot_address_eq, insert_temp_slot_address): Support functions
30768 (find_temp_slot_from_address): Rewrite to use the new hash table.
30769 (remove_unused_temp_slot_addresses): Remove addresses of temp
30770 slots that have been made available.
30771 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
30772 worker function for remove_unused_temp_slot_addresses.
30773 (assign_stack_temp_for_type): Don't clear the temp slot address list.
30774 Add the temp slot address to the address -> temp slot map.
30775 (update_temp_slot_address): Update via insert_temp_slot_address.
30776 (free_temp_slots): Call remove_unused_temp_slot_addresses.
30777 (pop_temp_slots): Likewise.
30778 (init_temp_slots): Allocate the address -> temp slot map, or empty
30779 the map if it is already allocated.
30780 (prepare_function_start): Initialize temp slot processing.
30782 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
30784 PR middle-end/38584
30785 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
30786 Calculate the size of all stack vars assuming no packing of stack
30787 vars will happen, replacing a quadratic algorithm with a linear one.
30789 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30792 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
30795 2009-01-03 Diego Novillo <dnovillo@google.com>
30797 * doc/contrib.texi: Update contributions.
30799 2009-01-03 Jakub Jelinek <jakub@redhat.com>
30802 * builtins.c (fold_builtin_memory_op): Give up if either operand
30803 is volatile. Set srctype or desttype to non-qualified version
30807 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
30808 and FUNCTION_DECLs.
30810 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
30812 PR rtl-optimization/35805
30813 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
30814 problem if fast dce is able to remove any instructions.
30815 * dce.c (dce_process_block): Fix dump message.
30817 2009-01-02 Mark Mitchell <mark@codesourcery.com>
30820 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
30822 2009-01-02 Jakub Jelinek <jakub@redhat.com>
30824 PR middle-end/38690
30825 * tree-flow.h (op_code_prio, op_prio): New prototypes.
30826 * tree-pretty-print.c (op_code_prio): New function.
30827 (op_prio): No longer static. Use op_code_prio.
30828 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
30829 Use op_prio and op_code_prio to determine if () should be
30830 printed around operand(s) or not.
30832 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
30833 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
30834 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
30835 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
30836 pp_character instead of pp_string for single letter printing.
30838 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
30840 * doc/extend.texi: Fix '#pragma GCC option' typo.
30842 2009-01-02 Richard Guenther <rguenther@suse.de>
30844 * doc/install.texi (--enable-checking): Mention different
30845 default for stage1.
30846 (--enable-stage1-checking): Document.
30848 2009-01-01 Andrew Pinski <pinskia@gmail.com>
30850 PR middle-end/30142
30851 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
30852 case to be an error.
30854 2009-01-02 Ben Elliston <bje@au.ibm.com>
30856 * config/fp-bit.h (pack_d): Constify argument.
30857 * config/fp-bit.c (makenan): Constify return type. Remove casts.
30858 (isnan): Constify argument.
30860 (iszero): Likewise.
30861 (pack_d): Likewise.
30862 (_fpadd_parts): Constify return type.
30863 (_fpmul_parts): Likewise.
30864 (_fpdiv_parts): Likewise.
30866 2009-01-01 Jakub Jelinek <jakub@redhat.com>
30869 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
30870 warn about overwriting initializer with side-effects or
30871 -Woverride-init if !IMPLICIT.
30872 (output_init_element): Likewise. Pass IMPLICIT down to
30874 (process_init_element): Add IMPLICIT argument. Pass it down
30875 to output_init_element.
30876 (push_init_element, pop_init_level, set_designator): Adjust
30877 process_init_element callers.
30878 (set_nonincremental_init, set_nonincremental_init_from_string):
30879 Adjust add_pending_init callers.
30880 (output_pending_init_elements): Adjust output_init_element callers.
30881 * c-tree.h (process_init_element): Adjust prototype.
30882 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
30883 process_init_element callers.
30886 Copyright (C) 2009 Free Software Foundation, Inc.
30888 Copying and distribution of this file, with or without modification,
30889 are permitted in any medium without royalty provided the copyright
30890 notice and this notice are preserved.