1 2009-12-08 Olga Golovanevsky <olga@il.ibm.com>
4 * ipa-struct-reorg.c (compare_fields): New function.
5 (find_field_in_struct_1): Use compare_fields function.
6 (is_equal_types): Likewise.
8 2009-12-07 DJ Delorie <dj@redhat.com>
11 * config/mep/mep.c (mep_expand_prologue): Set
12 really_need_stack_frame after frame_size is set.
14 2009-12-07 Richard Henderson <rth@redhat.com>
17 * combine.c (setup_incoming_promotions): Improve the conditions
18 under which we respect the promotions applied.
20 2009-12-07 Eric Botcazou <ebotcazou@adacore.com>
22 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
23 * config/sparc/linux64.h (ASM_SPEC): Likewise.
25 2009-12-07 Richard Henderson <rth@redhat.com>
29 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
30 for ssa names already registered for update.
32 2009-12-07 Jakub Jelinek <jakub@redhat.com>
35 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
38 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
40 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
41 options when bit_LWP is set.
43 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
45 * config/i386/cpuid.h (bit_ABM): New.
46 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
47 options when bit_ABM is set.
49 2009-12-07 Jakub Jelinek <jakub@redhat.com>
51 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
53 (bdesc_args): ... here.
54 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
55 (x86_64-*-*): Likewise.
57 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
59 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
60 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
61 * config/i386/i386-c.c (__POPCNT__): Defined.
62 * config/i386/popcntintrin.h: ...here. New file.
63 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
64 Include popcntintrin.h.
65 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
68 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
70 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
72 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
73 * config/i386/sse.md: Remove all XOP splitters.
74 Allow the second and fourth operands of XOP multiply-add insns
77 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
79 * config/i386/sse.md: Remove all FMA4 splitters.
80 Allow the second operand of FMA4 insns to be a nonimmediate.
81 Fix comments punctuation.
83 2009-12-07 Julian Brown <julian@codesourcery.com>
85 * config/arm/constraints.md (Ps, Pt): New constraint letters.
86 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
88 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
91 * configure.ac (HAVE_mpc): Don't define.
92 * config.in, configure: Regenerate.
95 * builtins.c: Remove HAVE_mpc* checks throughout.
96 * fold-const.c: Likewise.
100 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
102 * config.gcc (cpu_is_64bit): Add new core e500mc64.
103 (powerpc*-*-*): Add new core e500mc64.
104 * config/rs6000/e500mc64.md: New file.
105 * config/rs6000/rs6000.c (processor_costs): Add new costs for
107 (rs6000_override_options): Add e500mc64 case to
108 processor_target_table. Altivec and Spe options not allowed with
109 e500mc64. Disable string instructions for e500mc64. Enable branch
110 targets alignment for both e500mc and e500mc64. Initialize
111 rs6000_cost for e500mc64.
112 (rs6000_emit_sISEL): New function.
113 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
114 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
116 (rs6000_issue_rate): Set issue rate for e500mc64.
117 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
118 on architectures with isel.
119 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
120 * config/rs6000/rs6000.h (processor_type): Add
121 PROCESSOR_PPCE500MC64.
122 (ASM_CPU_SPEC): Add e500mc64.
123 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
125 (abssi2_isel): Expand pattern to handle DImode.
126 (nabs<mode>2_isel): New pattern.
127 (absdi2): Change pattern to handle 64 bit isel targets.
128 (absdi2_internal): Exclude ISEL targets.
129 (nabsdi2): Exclude ISEL targets.
130 * doc/invoke.texi: Add e500mc64 to list of cpus.
132 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
134 * config/i386/i386.md (any_or): New code iterator.
135 (any_logic): Rename from plogic code iterator.
136 (logicprefix): Rename from plogicprefix code attribute.
137 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
138 any_or code iterator.
139 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
140 any_or code iterator.
141 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
142 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
143 (ior and xor splitters): Ditto.
144 * config/i386/mmx.md: Updated for rename.
145 * config/i386/sse.md: Ditto.
147 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
149 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
150 Remove quotes around condition logic code.
152 2009-12-06 Richard Henderson <rth@redhat.com>
155 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
158 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
160 * doc/install.texi: Document MPC is required.
162 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
164 * config/i386/i386.md (g): Add HImode and QImode.
165 (general_szext_operand): New mode attribute.
166 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
167 SWI124 mode iterator.
168 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
170 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
171 SWI124 mode iterator.
172 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
174 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
175 SWI248 mode iterator.
176 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
178 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
180 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
182 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
183 SWI248 mode iterator.
184 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
186 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
189 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
191 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
193 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
194 "'-mfused-madd' was removed".
195 * config/i386/i386.opt (mfused-madd): New.
196 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
197 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
199 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
201 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
202 * pa-hpux10.h (LIB_SPEC): Likewise.
203 * pa-hpux11.h (LIB_SPEC): Likewise.
206 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
208 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
210 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
212 * configure: Regenerate.
214 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
216 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
219 2009-12-04 David Daney <ddaney@caviumnetworks.com>
221 PR rtl-optimization/42164
222 * combine.c (combine_simplify_rtx): Handle truncation of integer
225 2009-12-04 Richard Guenther <rguenther@suse.de>
227 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
228 Revert previous change.
229 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
230 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
233 2009-12-04 Richard Guenther <rguenther@suse.de>
235 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
237 (call_may_clobber_ref_p_1): Likewise.
239 2009-12-04 Matthias Klose <doko@ubuntu.com>
240 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
243 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
244 * config/pa/pa-linux.h (LIB_SPEC): Remove.
246 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
247 Richard Henderson <rth@redhat.com>
249 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
250 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
251 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
252 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
253 matching a memory access. Do not use ix86_fma4_valid_op_p.
255 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
257 2009-12-03 Richard Henderson <rth@redhat.com>
259 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
260 all operands into registers.
262 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
264 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
266 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
267 * config/i386/sse.md: Same.
269 2009-12-03 Richard Guenther <rguenther@suse.de>
271 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
272 instead of DECL_NAME for the entry point.
274 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
276 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
277 before the lock release.
279 2009-12-03 Michael Matz <matz@suse.de>
282 * cfgexpand.c (struct stack_var): Add conflicts member.
283 (stack_vars_conflict, stack_vars_conflict_alloc,
284 n_stack_vars_conflict): Remove.
285 (add_stack_var): Initialize conflicts member.
286 (triangular_index, resize_stack_vars_conflict): Remove.
287 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
289 (union_stack_vars): Only run over the conflicts.
290 (partition_stack_vars): Remove special case.
291 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
292 don't create self-conflicts.
293 (account_used_vars_for_block): Don't create any conflicts.
294 (fini_vars_expansion): Free bitmaps, don't free or clear removed
297 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
300 * regrename.c (live_in_chains): New variable.
301 (verify_reg_tracked): New static function.
302 (scan_rtx_reg): Update live_in_chains.
303 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
304 we're already tracking the reg.
305 (build_def_use): Likewise. Initialize live_in_chains.
307 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
309 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
311 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
312 * config/spu/spu.c (spu_function_profiler): New function.
313 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
314 spu_function_profiler.
315 (NO_PROFILE_COUNTERS): Define.
316 (PROFILE_BEFORE_PROLOGUE): Likewise.
318 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
320 * ggc-page.c (struct free_object): Pull definition out ...
321 (struct globals): .. from here.
323 2009-12-02 Richard Guenther <rguenther@suse.de>
325 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
326 are sign-extending. Simplify.
328 2009-12-02 Richard Henderson <rth@redhat.com>
331 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
332 (generate_memset_zero): Convert to sizetype properly. Tidy.
334 2009-12-02 Richard Guenther <rguenther@suse.de>
336 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
337 Do not pretend we have value exprs.
339 2009-12-02 Richard Guenther <rguenther@suse.de>
342 * fold-const.c (try_move_mult_to_index): Do not leak
343 domain types into the IL.
345 2009-12-02 Richard Guenther <rguenther@suse.de>
348 * tree.c (free_lang_data): Disable if not using LTO.
350 2009-12-02 Richard Guenther <rguenther@suse.de>
353 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
355 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
358 * tree.h (int_or_pointer_precision): Remove.
359 * tree.c (int_or_pointer_precision): Remove.
360 (integer_pow2p): Use TYPE_PRECISION instead.
361 (tree_log2): Likewise.
362 (tree_floor_log2): Likewise.
363 (signed_or_unsigned_type_for): Likewise.
364 * fold-const.c (fit_double_type): Likewise.
365 * varasm.c (initializer_constant_valid_p): Likewise.
367 2009-12-02 Ira Rosen <irar@il.ibm.com>
369 * doc/invoke.texi (-fdump-tree-slp): Document.
370 (-ftree-vectorizer-verbose): Update.
371 (-ftree-slp-vectorize): Document.
373 2009-12-02 Nick Clifton <nickc@redhat.com>
375 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
376 no fixed registers are available for interrupt handlers. Do not
377 fix normal registers.
378 (MUST_SAVE_ACC_REGISTER): New macro.
379 (rx_get_stack_layout): Create a stack frame for fast interrupt
380 handlers, if necessary. Push extra registers if needed in order
381 to save the accumulator.
382 (rx_expand_prologue): Create a stack frame for fast interrupt
383 handlers, if necessary.
384 (rx_expand_builtin_mvfc): Handle the case where there is no target.
386 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
388 * config/i386/abmintrin.h (__lzcnt16): New.
391 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
392 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
393 (bdesc_special_args): Add __builtin_clzs.
394 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
396 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
398 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
399 (_mm_popcnt_u64): New.
401 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
403 * config/i386/abmintrin.h: New.
404 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
405 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
407 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
409 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
410 (crc32modesuffix): Remove.
411 (crc32modeconstraint): Ditto.
412 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
413 imodesuffix instead of crc32modesuffix and <r>m instead of
416 2009-12-01 Jakub Jelinek <jakub@redhat.com>
419 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
420 contains no statements.
422 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
423 Joern Rennecke <amylaar@spamcop.net>
425 * cgraphunit.c (plugin.h): Include.
426 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
427 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
428 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
429 (enum plugin_event): Define by including plugin.def.
430 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
431 (plugin_event_name): Change type to const char **.
432 (get_event_last, get_named_event_id, unregister_callback): Declare.
433 (register_callback): Change type of event argument to int.
434 (highlev-plugin-common.h): New file.
435 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
437 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
438 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
439 (s-header-vars): New rule.
440 (install-plugin): Depend on s-header-vars. Install b-header-vars.
441 * params.c (get_num_compiler_params): New function.
442 * params.h (get_num_compiler_params): Declare.
443 * passes.c (plugin.h): Include.
444 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
445 (do_per_function_toporder, pass_init_dump_file): No longer static.
446 (pass_fini_dump_file): Likewise.
447 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
448 PLUGIN_PASS_EXECUTION.
449 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
450 PLUGIN_EARLY_GIMPLE_PASSES_END.
451 * plugin.c (plugin_event_name_init): New array, defined by
452 including plugin.def.
453 (FMT_FOR_PLUGIN_EVENT): Update.
454 (plugin_event_name): Change type to const char ** and initialize
455 to plugin_event_name_init.
456 (event_tab, event_last, event_horizon): New variable.
457 (get_event_last): New function.
458 (plugin_callbacks_init): New array.
459 (plugin_callbacks: Change type to struct callback_info **.
460 Initialize to plugin_callbacks_init.
461 (htab_event_eq, get_named_event_id, unregister_callback): New function.
462 (invoke_plugin_va_callbacks): Likewise.
463 (register_callback): Change type of event argument to int.
464 Handle new events. Allow dynamic events.
465 (invoke_plugin_callbacks): Likewise. Return success status.
466 (plugins_active_p): Allow dynamic callbacks.
467 * plugin.def: New file.
468 * plugin.h (invoke_plugin_callbacks): Update prototype.
469 (invoke_plugin_va_callbacks): Declare.
470 * tree-optimize.c (plugin.h): Include.
471 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
472 PLUGIN_ALL_PASSES_END.
473 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
474 (pass_fini_dump_file, do_per_function_toporder): Likewise.
475 * doc/plugin.texi: Document new event types.
477 2009-12-01 Martin Jambor <mjambor@suse.cz>
479 PR tree-optimization/42237
480 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
481 in between references into two.
483 2009-12-01 Richard Guenther <rguenther@suse.de>
485 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
486 to the block of the call when remapping a type.
488 2009-12-01 Martin Jambor <mjambor@suse.cz>
490 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
492 * ipa-prop.h (struct ipa_param_call_note): Likewise.
493 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
495 2009-12-01 Richard Guenther <rguenther@suse.de>
497 * final.c (rest_of_clean_state): If -fcompare-debug is
498 given dump final insns without UIDs.
499 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
500 after_inlining checks.
502 2009-11-30 Chao-ying Fu <fu@mips.com>
504 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
506 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
508 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
509 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
510 * configure: Regenerate.
511 * config.in: Regenerate.
513 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
514 options for Cygwin DLL libstdc++ support wrappers.
515 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
516 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
517 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
518 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
519 (LINK_SPEC): Include CXX_WRAP_SPEC.
520 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
521 (i386_find_on_wrapper_list): Check if a function is found on the list
522 of libstdc++ wrapper options.
523 (i386_pe_file_end): If we are importing a wrapped function, also emit
524 an external declaration for the real version.
525 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
526 Cygwin targets. Update copyright year.
528 2009-11-30 Steve Ellcey <sje@cup.hp.com>
529 Jakub Jelinek <jakub@redhat.com>
531 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
534 2009-11-30 Anatoly Sokolov <aesok@post.ru>
536 * config/sh/sh.c (sh_promote_prototypes): Make static.
537 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
539 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
540 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
541 sh_function_value_regno_p.
542 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
543 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
544 (sh_promote_prototypes) : Remove.
546 2009-11-30 Julian Brown <julian@codesourcery.com>
548 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
551 2009-11-30 Richard Henderson <rth@redhat.com>
553 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
554 (bdesc_special_args): Update insn codes.
555 (avx_vpermilp_parallel): Correct range check.
556 (ix86_rtx_costs): Handle vector permutation rtx codes.
557 (struct expand_vec_perm_d): Move earlier.
558 (get_mode_wider_vector): New.
559 (expand_vec_perm_broadcast_1): New.
560 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
561 (expand_vec_perm_broadcast): New.
562 (ix86_expand_vec_perm_builtin_1): Use it.
563 * config/i386/i386-protos.h: Update.
564 * config/i386/predicates.md (avx_vbroadcast_operand): New.
565 * config/i386/sse.md (AVX256MODE24P): New.
566 (ssescalarmodesuffix2s): New.
567 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
568 (avxmodesuffixf2c): Add V8SI, V4DI.
569 (vec_dupv4sf): New expander.
570 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
571 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
572 V4SF and V4SI. Move C alternatives to front. Add insertps and
574 (*vec_set<mode>_0_sse2): Split out from ...
575 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
576 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
577 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
578 ix86_fixup_binary_operands.
579 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
580 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
581 (*avx_movddup, *sse3_movddup): Remove. New splitter from
582 vec_select form to vec_duplicate form.
583 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
584 ix86_vec_interleave_v2df_operator_ok.
585 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
586 (*avx_unpcklpd256): ... here.
587 (*vec_dupv4si_avx): New.
588 (*vec_dupv2di_avx): Add movddup alternative.
589 (*vec_dupv2di_sse3): New.
590 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
591 avx_vbroadcastss256; represent with vec_duplicate instead of
592 nested vec_concat operations.
593 (avx_vbroadcastf128_<mode>): Rename from
594 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
595 (*avx_vperm_broadcast_v4sf): New.
596 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
598 2009-11-30 Martin Jambor <mjambor@suse.cz>
601 * tree-sra.c (struct access): New field grp_different_types.
602 (dump_access): Dump grp_different_types.
603 (compare_access_positions): Prefer scalars and vectors over other
605 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
606 (sra_modify_expr): Use the original also when dealing with a complex
607 or vector group accessed as multiple types.
609 2009-11-30 Richard Henderson <rth@redhat.com>
611 * config/i386/i386.c (avx_vperm2f128_parallel): New.
612 * config/i386/i386-protos.h: Declare it.
613 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
614 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
615 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
616 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
617 (*avx_vperm2f128<mode>_nozero): New.
619 2009-11-30 Richard Henderson <rth@redhat.com>
621 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
622 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
623 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
624 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
625 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
626 (bdesc_args): Add them.
627 (ix86_expand_builtin): Expand them.
628 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
630 2009-11-30 Martin Jambor <mjambor@suse.cz>
633 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
635 2009-11-30 Jakub Jelinek <jakub@redhat.com>
637 * ipa-reference.c (propagate): Only dump bitmaps if computed.
639 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
642 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
643 (new_var_hash): Likewise.
644 (is_in_new_vars_htab): Likewise.
645 (add_to_new_vars_htab): Likewise.
647 2009-11-30 Ira Rosen <irar@il.ibm.com>
649 * tree-vect-stmts.c (vectorizable_assignment): Support
652 2009-11-30 Richard Guenther <rguenther@suse.de>
654 * doc/contrib.texi (Contributors): Add myself.
656 2009-11-30 Richard Guenther <rguenther@suse.de>
658 * tree.c (free_lang_data): Do not set debug_info_level to
661 2009-11-30 Richard Guenther <rguenther@suse.de>
665 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
668 2009-11-30 Richard Guenther <rguenther@suse.de>
670 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
673 2009-11-30 Richard Guenther <rguenther@suse.de>
675 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
676 * tree-pass.h (TDF_NOUID): Likewise.
677 * print-rtl.c: Include tree-pass.h.
678 (print_mem_expr): Pass dump_flags.
679 (print_rtx): Likewise.
680 * print-tree.c: Include tree-pass.h.
681 (print_node_brief): Handle TDF_NOUID.
682 (print_node): Likewise.
683 * tree-pretty-print.c (dump_decl_name): Likewise.
684 (dump_generic_node): Likewise.
685 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
688 2009-11-30 Nick Clifton <nickc@redhat.com>
690 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
691 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
692 stormy16-lib2-count-leading-zeros.c.
693 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
694 __stormy16_count_leading_zeros() into this function.
695 (__ctzhi2): Use __builtin_clz.
696 (__ffshi2): Likewise.
698 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
700 * config/sparc/sparc.c (DF_MODES): Simplify.
701 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
702 (TF_MODES, OF_MODES): Adjust for above change.
703 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
704 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
706 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
708 PR rtl-optimization/41812
709 * fwprop.c (local_md, local_lr): New globals.
710 (process_defs, process_uses): Remove local_md argument. Never
711 consider dead pseudos to have singleton def-use chains.
712 (single_def_use_enter_block): Perform LR simulation.
713 (build_single_def_use_links): Remove local_md local variable.
714 Add DF_NOTE. Allocate local_lr.
715 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
716 * df-problems.c (df_md_scratch): New.
717 (df_md_alloc, df_md_free): Allocate/free it.
718 (df_md_local_compute): Only include live registers in init.
719 (df_md_transfer_function): Prune the in-set computed by
720 the confluence function, and the gen-set too.
722 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
724 PR rtl-optimization/40086
725 * reorg.c (relax_delay_slots): When looking for redundant insn at
726 the branch target, use next_real_insn, not next_active_insn.
728 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
730 * doc/install.texi: Update minimum MPC version to 0.8.
732 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
734 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
735 HONOR_SIGNED_ZEROS final condition.
736 (fnmsubsf4_powerpc_1): Same.
737 (fnmadddf4_fpr_1): Same.
738 (fnmsubdf4_fpr_1): Same.
740 2009-11-29 Ira Rosen <irar@il.ibm.com>
742 PR tree-optimization/42193
743 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
744 to 1 in case of basic block SLP.
745 (vectorizable_load): Likewise.
747 2009-11-28 Jan Hubicka <jh@suse.cz>
749 * cgraph.c (same_body_alias_1): Break out of
750 (same_body_alias): ... here; remove comdat check; it is handled
752 (cgraph_add_thunk): New.
753 (dump_cgraph_node): Dump aliases and thunks.
754 * cgraph.h (cgraph_thunk_info): New structure.
755 (struct cgraph_node): Add thunk info.
756 (cgraph_add_thunk): New.
757 * cgraphunit.c (cgraph_emit_thunks): Remove.
758 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
759 (assemble_thunk): New function.
760 (cgraph_expand_function): Handle thunks.
762 (init_lowered_empty_function): New.
763 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
765 * lto-cgraph.c (lto_output_node): Stream thunk info.
766 (input_node): Likewise.
767 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
768 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
769 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
770 * i386.c (x86_output_mi_thunk): Make output prettier.
772 2009-11-28 Richard Guenther <rguenther@suse.de>
774 PR tree-optimization/42183
775 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
776 address taken. Merge the addressable state of the NRV
777 variable and the result instead of copying it.
779 2009-11-28 Jakub Jelinek <jakub@redhat.com>
781 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
782 malloc_fname variable.
783 (check_allocation_function): Remove unused gsi and bb_level_0
785 (transform_access_sites): Remove unused d_type_size and d_type_size_k
787 * omega.c (resurrect_subs): Remove unused n variable.
788 (omega_solve_geq): Remove unused neweqns variable.
789 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
790 * tree-inline.c (declare_return_variable): Remove USE_P argument,
791 return use instead of var.
792 (remap_decl, remap_block): Remove unused fn variable.
793 (expand_call_inline): Remove unused retvar variable, adjust
794 declare_return_variable caller.
795 (optimize_inline_calls): Remove unused prev_fn variable.
796 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
798 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
800 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
802 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
804 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
805 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
806 parameter. Remove unused par_stmt variable.
807 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
808 (expand_omp_sections): Remove unused l1 variable.
809 (lower_omp_for): Remove unused ilist variable.
810 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
811 Remove unused has_upstream_mem_write_p variable.
812 * recog.c (decode_asm_operands): Remove unused noperands variable.
813 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
815 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
816 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
818 (gen_conditions_for_pow): Remove unused ec variable.
819 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
821 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
823 * tree-ssa-sink.c (statement_sink_location): Remove unused code
825 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
827 * tree-complex.c (create_one_component_var): Remove unused inner_type
829 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
830 unnecessarily when GEN_*CALL omits that argument.
831 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
832 (build_def_use): Remove unused icode variable.
833 * ipa-pure-const.c (check_call): Remove unused callee and avail
835 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
836 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
838 (vect_pattern_recog): Remove unused stmt variable.
839 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
840 new_regions variable.
841 * postreload.c (reload_cse_simplify_operands): Remove unused mode
843 * tree-parloops.c (create_call_for_reduction_1): Remove unused
845 (create_parallel_loop): Remove unused res variable.
846 (gen_parallel_loop): Remove unused nloop variable.
847 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
848 * value-prof.c (gimple_mod_subtract_transform,
849 gimple_stringops_transform): Remove unused value variable.
850 (gimple_stringops_values_to_profile): Remove unused fcode variable.
851 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
852 (vrp_visit_switch_stmt): Remove unused n variable.
853 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
855 (vectorizable_operation): Remove unused shift_p variable.
856 (vectorizable_store): Remove unused first_stmt_vinfo variable.
857 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
858 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
860 (vect_permute_store_chain): Remove unused scalar_dest variable.
861 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
863 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
865 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
867 * optabs.c (expand_binop): Remove unused equiv_value variable.
868 (emit_libcall_block): Remove unused prev variable.
869 (init_optabs): Remove unused int_mode variable.
870 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
872 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
873 (find_func_aliases): Remove unused rhstype variable.
874 (ipa_pta_execute): Remove unused varid variable.
876 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
878 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
880 2009-11-28 David Binderman <dcb314@hotmail.com>
882 * ira-color.c (put_allocno_into_bucket): Remove set but not used
883 local variable hard_regs_num.
884 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
885 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
886 * lower-subreg.c (decompose_multiword_subregs): Remove next.
888 2009-11-27 Martin Jambor <mjambor@suse.cz>
891 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
892 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
893 for vector and complex types.
894 (get_adjustment_for_base): Describe return value in the comment.
896 2009-11-27 Nick Clifton <nickc@redhat.com>
898 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
899 (COUNT_LEADING_ZEROS_0): Likewise.
900 * config/stormy16/stormy16-lib2.c: Arrange for separate
901 compilation of each function.
902 (__ffshi2): New function.
903 (__stormy16_count_leading_zeros): New function.
904 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
905 compile each function into its own object file.
906 (stormy16-lib2-ashlsi3.c): New stub file.
907 (stormy16-lib2-ashrsi3.c): New stub file.
908 (stormy16-lib2-clzhi2.c): New stub file.
909 (stormy16-lib2-count-leading-zeros.c): New stub file.
910 (stormy16-lib2-ctzhi2.c): New stub file.
911 (stormy16-lib2-divsi3.c): New stub file.
912 (stormy16-lib2-ffshi2.c): New stub file.
913 (stormy16-lib2-lshrsi3.c): New stub file.
914 (stormy16-lib2-modsi3.c): New stub file.
915 (stormy16-lib2-parityhi2.c): New stub file.
916 (stormy16-lib2-popcounthi2.c): New stub file.
917 (stormy16-lib2-udivmodsi4.c): New stub file.
918 (stormy16-lib2-udivsi3.c): New stub file.
919 (stormy16-lib2-umodsi3.c): New stub file.
921 2009-11-27 Richard Henderson <rth@redhat.com>
923 * config/i386/sse.md (vec_interleave_highv16qi,
924 vec_interleave_lowv16qi, vec_interleave_highv8hi,
925 vec_interleave_lowv8hi, vec_interleave_highv4si,
926 vec_interleave_lowv4si, vec_interleave_highv2di,
927 vec_interleave_lowv2di, vec_interleave_highv4sf,
928 vec_interleave_lowv4sf, vec_interleave_highv2df,
929 vec_interleave_lowv2df): Remove expanders.
930 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
931 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
932 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
933 Rename to their proper vec_interleave equivalent. Update all users
935 * config/i386/i386.c, config/i386/i386.md: Update all users.
937 2009-11-27 Michael Matz <matz@suse.de>
939 PR rtl-optimization/42084
940 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
941 use it to stop walking.
942 (expand_gimple_cond): Adjust call to above.
944 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
947 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
948 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
949 __extension__ to allow cast from function pointer to object
951 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
953 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
955 * config/ia64/itanium1.md: Remove.
956 * config/ia64/ia64.md: Do not include it.
957 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
958 "itanium1", and "merced" from the processor alias table.
959 (clocks, add_cycles): Remove global variables.
960 (ia64_sched_reorder2): Don't set/use them.
961 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
962 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
964 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
966 * config/s390/s390.c (last_scheduled_insn): New variable.
967 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
969 (s390_sched_reorder, s390_sched_variable_issue): New functions.
970 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
973 2009-11-27 Michael Matz <matz@suse.de>
976 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
978 2009-11-27 Richard Guenther <rguenther@suse.de>
980 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
981 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
982 * loop-init.c (pass_rtl_move_loop_invariants): Use
983 TV_LOOP_MOVE_INVARIANTS.
984 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
985 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
986 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
988 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
990 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
992 2009-11-27 Jakub Jelinek <jakub@redhat.com>
994 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
995 unused insn variable.
996 * genemit.c (output_peephole2_scratches): Only declare and initialize
997 _regs_allocated if it will be ever used.
998 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1000 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
1001 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1004 * opts.c (decode_options): If optimize is bigger than 255,
1007 2009-11-26 Richard Henderson <rth@redhat.com>
1009 * config/i386/sse.md (mulv16qi3): Change back from an expander
1010 to an insn-and-split.
1011 (mulv4si): Mention AVX not XOP for AVX exception.
1012 (*sse2_mulv4si3): Likewise.
1013 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
1015 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
1017 * cfgexpand (n_stack_vars_conflict): New static variable.
1018 (triangular_index): Reduce likelyhood of overflow by performing
1019 the division before the multiplication.
1020 (resize_stack_vars_conflict): Call fatal_error if overflow
1021 occurred in triangular_index. Update n_stack_vars_conflict.
1024 * regrename.c (struct du_chain): Remove member earlyclobber.
1025 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
1026 all callers changed.
1027 (scan_rtx): Remove argument earlyclobber, all callers changed.
1028 (hide_operands, restore_operands, record_out_operands): New functions,
1029 broken out of build_def_use.
1030 (build_def_use): Call them as necessary.
1032 * regrename.c (struct du_head): New members id, conflicts,
1033 hard_conflicts and cannot_rename.
1034 (enum scan_actions): Remove terminate_all_read and
1035 terminate_overlapping_read; add mark_all_read.
1036 (scan_actions_name): Likewise.
1037 (du_head_p): New typedef. Define a vector type for it.
1038 (id_to_chain): New static variable.
1039 (note_sets, clear_dead_regs): Delete functions.
1040 (free_chain_data): New function.
1041 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1042 Remove argument B, all callers changed.
1043 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1044 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1045 Call free_chain_data when done.
1046 (do_replace): Remove death notes when the renamed reg is set in the
1047 last insn; add them if not.
1048 (mark_conflict, note_sets_clobbers): New static function.
1049 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1051 (scan_rtx_reg): Keep track of conflicts between chains, and between
1052 chains and hard regs. Don't terminate chains when we find a read we
1053 can't handle, mark it unrenameable instead. For terminate_write,
1054 terminate chains that are written with an exact match or a superset
1055 of registers. Set fail_current_block if multi-word lifetimes are too
1057 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1058 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1059 free memory for them when done.
1060 Rearrange the steps so that earlyclobbers are noted before reads
1061 are processed. Add new steps to keep track of hard register lifetimes
1062 outside insn operands.
1064 2009-11-26 Richard Guenther <rguenther@suse.de>
1066 * tree-ssa-dce.c (nr_walks): New variable.
1067 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1068 (perform_tree_ssa_dce): Init nr_walks.
1070 2009-11-26 Michael Matz <matz@suse.de>
1072 PR tree-optimization/41905
1073 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1074 below statements that can't fall thru.
1076 2009-11-26 Michael Matz <matz@suse.de>
1078 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1079 expand_builtin_sprintf): Remove.
1080 (expand_builtin): Don't call them.
1082 2009-11-26 Richard Guenther <rguenther@suse.de>
1084 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1086 2009-11-26 Nick Clifton <nickc@redhat.com>
1088 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1089 being used incorrectly.
1090 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1091 sibcalls, or sibcalls from interrupt functions.
1092 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1093 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1094 for a MEM inside a MEM.
1095 (sibcall_value): Likewise.
1096 (sibcall_internal): New pattern containing old sibcall pattern.
1097 (sibcall_value_internal): Likewise.
1099 2009-11-25 Richard Henderson <rth@redhat.com>
1101 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1102 optional 3rd argument to define the mode.
1103 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1104 (V2UDI, V4USI, V8UHI, V16UQI): New.
1105 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1106 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1107 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1108 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1109 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1110 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1111 (bdesc_args): Add the builtin definitions to match.
1112 (ix86_expand_builtin): Expand them.
1113 (ix86_builtin_vectorization_cost): Rename from
1114 x86_builtin_vectorization_cost.
1115 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1116 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1117 expand_vec_perm_blend, expand_vec_perm_vpermil,
1118 expand_vec_perm_pshufb, expand_vec_perm_1,
1119 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1120 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1121 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1122 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1123 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1124 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1125 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1126 * sse.md (SSEMODE_EO): New.
1127 (vec_extract_even<mode>): Use SSEMODE_EO and
1128 ix86_expand_vec_extract_even_odd.
1129 (vec_extract_odd<mode>): Likewise.
1130 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1131 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1133 2009-11-25 Richard Henderson <rth@redhat.com>
1135 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1136 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1137 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1138 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1139 the vector constant here...
1140 (vect_transform_slp_perm_load): ... do it here instead. Validate
1141 that the permutation vector is implementable by the target.
1143 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1145 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1146 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1148 * print-rtl.c (print_rtx): When printing newline, append
1149 print_rtx_head and indentation after the newline.
1152 * config/i386/i386.c (print_operand): For 32-byte memory use
1153 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1154 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1155 in -masm=intel mode.
1156 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1158 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1159 memory operand in -masm=intel mode.
1160 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1161 *sse2_pinsrw): Likewise.
1162 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1163 q suffix in -masm=intel mode.
1165 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1170 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1171 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1172 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1173 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1174 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1176 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1178 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/predicates.md (emms_operation): New predicate.
1181 (vzeroupper_operation): Ditto.
1182 (vzeroall_operation): Improve pattern recognition.
1183 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1184 (avx_vzeroupper): Change insn pattern to expander.
1185 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1187 (*avx_vzeroall): Remove operands 1 and 2.
1188 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1190 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1191 (*mmx_femms): Ditto.
1192 * config/i386/i386.c (enum ix86_builtins)
1193 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1194 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1195 Remove initailization.
1196 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1198 2009-11-25 Paul Brook <paul@codesourcery.com>
1200 * config/arm/arm.md (consttable_4): Handle (high ...).
1202 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1203 Richard Earnshaw <rearnsha@arm.com>
1205 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1206 * arm.c (all_fpus): Use it for floating point units that aren't based
1207 on the VFP architecture.
1208 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1211 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1213 * alias.c: Remove trailing white spaces.
1214 * alloc-pool.c: Likewise.
1215 * alloc-pool.h: Likewise.
1216 * attribs.c: Likewise.
1217 * auto-inc-dec.c: Likewise.
1218 * basic-block.h: Likewise.
1219 * bb-reorder.c: Likewise.
1220 * bt-load.c: Likewise.
1221 * builtins.c: Likewise.
1222 * builtins.def: Likewise.
1223 * c-common.c: Likewise.
1224 * c-common.h: Likewise.
1225 * c-cppbuiltin.c: Likewise.
1226 * c-decl.c: Likewise.
1227 * c-format.c: Likewise.
1228 * c-lex.c: Likewise.
1229 * c-omp.c: Likewise.
1230 * c-opts.c: Likewise.
1231 * c-parser.c: Likewise.
1232 * c-pretty-print.c: Likewise.
1233 * c-tree.h: Likewise.
1234 * c-typeck.c: Likewise.
1235 * caller-save.c: Likewise.
1236 * calls.c: Likewise.
1238 * cfganal.c: Likewise.
1239 * cfgexpand.c: Likewise.
1240 * cfghooks.c: Likewise.
1241 * cfghooks.h: Likewise.
1242 * cfglayout.c: Likewise.
1243 * cfgloop.c: Likewise.
1244 * cfgloop.h: Likewise.
1245 * cfgloopmanip.c: Likewise.
1246 * cfgrtl.c: Likewise.
1247 * cgraph.c: Likewise.
1248 * cgraph.h: Likewise.
1249 * cgraphbuild.c: Likewise.
1250 * cgraphunit.c: Likewise.
1251 * cif-code.def: Likewise.
1252 * collect2.c: Likewise.
1253 * combine.c: Likewise.
1254 * convert.c: Likewise.
1255 * coverage.c: Likewise.
1256 * crtstuff.c: Likewise.
1258 * cselib.c: Likewise.
1259 * dbgcnt.c: Likewise.
1260 * dbgcnt.def: Likewise.
1261 * dbgcnt.h: Likewise.
1262 * dbxout.c: Likewise.
1266 * defaults.h: Likewise.
1267 * df-byte-scan.c: Likewise.
1268 * df-core.c: Likewise.
1269 * df-problems.c: Likewise.
1270 * df-scan.c: Likewise.
1273 * diagnostic.c: Likewise.
1274 * diagnostic.h: Likewise.
1275 * dominance.c: Likewise.
1276 * domwalk.c: Likewise.
1277 * double-int.c: Likewise.
1278 * double-int.h: Likewise.
1280 * dwarf2asm.c: Likewise.
1281 * dwarf2asm.h: Likewise.
1282 * dwarf2out.c: Likewise.
1283 * ebitmap.c: Likewise.
1284 * ebitmap.h: Likewise.
1285 * emit-rtl.c: Likewise.
1286 * et-forest.c: Likewise.
1287 * except.c: Likewise.
1288 * except.h: Likewise.
1289 * expmed.c: Likewise.
1292 * final.c: Likewise.
1293 * flags.h: Likewise.
1294 * fold-const.c: Likewise.
1295 * function.c: Likewise.
1296 * function.h: Likewise.
1297 * fwprop.c: Likewise.
1299 * gcov-dump.c: Likewise.
1300 * gcov-io.c: Likewise.
1301 * gcov-io.h: Likewise.
1304 * genattr.c: Likewise.
1305 * genattrtab.c: Likewise.
1306 * genautomata.c: Likewise.
1307 * genchecksum.c: Likewise.
1308 * genconfig.c: Likewise.
1309 * genflags.c: Likewise.
1310 * gengtype-parse.c: Likewise.
1311 * gengtype.c: Likewise.
1312 * gengtype.h: Likewise.
1313 * genmddeps.c: Likewise.
1314 * genmodes.c: Likewise.
1315 * genopinit.c: Likewise.
1316 * genpreds.c: Likewise.
1317 * gensupport.c: Likewise.
1318 * ggc-common.c: Likewise.
1319 * ggc-page.c: Likewise.
1320 * ggc-zone.c: Likewise.
1322 * gimple-iterator.c: Likewise.
1323 * gimple-low.c: Likewise.
1324 * gimple-pretty-print.c: Likewise.
1325 * gimple.c: Likewise.
1326 * gimple.def: Likewise.
1327 * gimple.h: Likewise.
1328 * gimplify.c: Likewise.
1329 * graphds.c: Likewise.
1330 * graphite-clast-to-gimple.c: Likewise.
1331 * gthr-nks.h: Likewise.
1332 * gthr-posix.c: Likewise.
1333 * gthr-posix.h: Likewise.
1334 * gthr-posix95.h: Likewise.
1335 * gthr-single.h: Likewise.
1336 * gthr-tpf.h: Likewise.
1337 * gthr-vxworks.h: Likewise.
1339 * haifa-sched.c: Likewise.
1340 * hard-reg-set.h: Likewise.
1341 * hooks.c: Likewise.
1342 * hooks.h: Likewise.
1343 * hosthooks.h: Likewise.
1344 * hwint.h: Likewise.
1345 * ifcvt.c: Likewise.
1346 * incpath.c: Likewise.
1347 * init-regs.c: Likewise.
1348 * integrate.c: Likewise.
1349 * ipa-cp.c: Likewise.
1350 * ipa-inline.c: Likewise.
1351 * ipa-prop.c: Likewise.
1352 * ipa-pure-const.c: Likewise.
1353 * ipa-reference.c: Likewise.
1354 * ipa-struct-reorg.c: Likewise.
1355 * ipa-struct-reorg.h: Likewise.
1356 * ipa-type-escape.c: Likewise.
1357 * ipa-type-escape.h: Likewise.
1358 * ipa-utils.c: Likewise.
1359 * ipa-utils.h: Likewise.
1361 * ira-build.c: Likewise.
1362 * ira-color.c: Likewise.
1363 * ira-conflicts.c: Likewise.
1364 * ira-costs.c: Likewise.
1365 * ira-emit.c: Likewise.
1366 * ira-int.h: Likewise.
1367 * ira-lives.c: Likewise.
1370 * lambda-code.c: Likewise.
1371 * lambda-mat.c: Likewise.
1372 * lambda-trans.c: Likewise.
1373 * lambda.h: Likewise.
1374 * langhooks.c: Likewise.
1376 * libgcov.c: Likewise.
1377 * lists.c: Likewise.
1378 * loop-doloop.c: Likewise.
1379 * loop-init.c: Likewise.
1380 * loop-invariant.c: Likewise.
1381 * loop-iv.c: Likewise.
1382 * loop-unroll.c: Likewise.
1383 * lower-subreg.c: Likewise.
1384 * lto-cgraph.c: Likewise.
1385 * lto-compress.c: Likewise.
1386 * lto-opts.c: Likewise.
1387 * lto-section-in.c: Likewise.
1388 * lto-section-out.c: Likewise.
1389 * lto-streamer-in.c: Likewise.
1390 * lto-streamer-out.c: Likewise.
1391 * lto-streamer.c: Likewise.
1392 * lto-streamer.h: Likewise.
1393 * lto-symtab.c: Likewise.
1394 * lto-wpa-fixup.c: Likewise.
1395 * matrix-reorg.c: Likewise.
1397 * mode-switching.c: Likewise.
1398 * modulo-sched.c: Likewise.
1399 * omega.c: Likewise.
1400 * omega.h: Likewise.
1401 * omp-low.c: Likewise.
1402 * optabs.c: Likewise.
1403 * optabs.h: Likewise.
1404 * opts-common.c: Likewise.
1406 * params.def: Likewise.
1407 * params.h: Likewise.
1408 * passes.c: Likewise.
1409 * plugin.c: Likewise.
1410 * postreload-gcse.c: Likewise.
1411 * postreload.c: Likewise.
1412 * predict.c: Likewise.
1413 * predict.def: Likewise.
1414 * pretty-print.c: Likewise.
1415 * pretty-print.h: Likewise.
1416 * print-rtl.c: Likewise.
1417 * print-tree.c: Likewise.
1418 * profile.c: Likewise.
1419 * read-rtl.c: Likewise.
1421 * recog.c: Likewise.
1422 * reg-stack.c: Likewise.
1423 * regcprop.c: Likewise.
1424 * reginfo.c: Likewise.
1425 * regmove.c: Likewise.
1426 * regrename.c: Likewise.
1428 * regstat.c: Likewise.
1429 * reload.c: Likewise.
1430 * reload1.c: Likewise.
1431 * resource.c: Likewise.
1433 * rtl.def: Likewise.
1435 * rtlanal.c: Likewise.
1436 * sbitmap.c: Likewise.
1437 * sched-deps.c: Likewise.
1438 * sched-ebb.c: Likewise.
1439 * sched-int.h: Likewise.
1440 * sched-rgn.c: Likewise.
1441 * sched-vis.c: Likewise.
1442 * sdbout.c: Likewise.
1443 * sel-sched-dump.c: Likewise.
1444 * sel-sched-dump.h: Likewise.
1445 * sel-sched-ir.c: Likewise.
1446 * sel-sched-ir.h: Likewise.
1447 * sel-sched.c: Likewise.
1448 * sel-sched.h: Likewise.
1451 * simplify-rtx.c: Likewise.
1452 * stack-ptr-mod.c: Likewise.
1454 * stor-layout.c: Likewise.
1455 * store-motion.c: Likewise.
1456 * stringpool.c: Likewise.
1457 * stub-objc.c: Likewise.
1458 * sync-builtins.def: Likewise.
1459 * target-def.h: Likewise.
1460 * target.h: Likewise.
1461 * targhooks.c: Likewise.
1462 * targhooks.h: Likewise.
1463 * timevar.c: Likewise.
1464 * tlink.c: Likewise.
1465 * toplev.c: Likewise.
1466 * toplev.h: Likewise.
1467 * tracer.c: Likewise.
1468 * tree-affine.c: Likewise.
1469 * tree-affine.h: Likewise.
1470 * tree-browser.def: Likewise.
1471 * tree-call-cdce.c: Likewise.
1472 * tree-cfg.c: Likewise.
1473 * tree-cfgcleanup.c: Likewise.
1474 * tree-chrec.c: Likewise.
1475 * tree-chrec.h: Likewise.
1476 * tree-complex.c: Likewise.
1477 * tree-data-ref.c: Likewise.
1478 * tree-data-ref.h: Likewise.
1479 * tree-dfa.c: Likewise.
1480 * tree-dump.c: Likewise.
1481 * tree-dump.h: Likewise.
1482 * tree-eh.c: Likewise.
1483 * tree-flow-inline.h: Likewise.
1484 * tree-flow.h: Likewise.
1485 * tree-if-conv.c: Likewise.
1486 * tree-inline.c: Likewise.
1487 * tree-into-ssa.c: Likewise.
1488 * tree-loop-distribution.c: Likewise.
1489 * tree-loop-linear.c: Likewise.
1490 * tree-mudflap.c: Likewise.
1491 * tree-nested.c: Likewise.
1492 * tree-nomudflap.c: Likewise.
1493 * tree-nrv.c: Likewise.
1494 * tree-object-size.c: Likewise.
1495 * tree-optimize.c: Likewise.
1496 * tree-outof-ssa.c: Likewise.
1497 * tree-parloops.c: Likewise.
1498 * tree-pass.h: Likewise.
1499 * tree-phinodes.c: Likewise.
1500 * tree-predcom.c: Likewise.
1501 * tree-pretty-print.c: Likewise.
1502 * tree-profile.c: Likewise.
1503 * tree-scalar-evolution.c: Likewise.
1504 * tree-ssa-address.c: Likewise.
1505 * tree-ssa-alias.c: Likewise.
1506 * tree-ssa-ccp.c: Likewise.
1507 * tree-ssa-coalesce.c: Likewise.
1508 * tree-ssa-copy.c: Likewise.
1509 * tree-ssa-copyrename.c: Likewise.
1510 * tree-ssa-dce.c: Likewise.
1511 * tree-ssa-dom.c: Likewise.
1512 * tree-ssa-dse.c: Likewise.
1513 * tree-ssa-forwprop.c: Likewise.
1514 * tree-ssa-ifcombine.c: Likewise.
1515 * tree-ssa-live.c: Likewise.
1516 * tree-ssa-live.h: Likewise.
1517 * tree-ssa-loop-ch.c: Likewise.
1518 * tree-ssa-loop-im.c: Likewise.
1519 * tree-ssa-loop-ivcanon.c: Likewise.
1520 * tree-ssa-loop-ivopts.c: Likewise.
1521 * tree-ssa-loop-manip.c: Likewise.
1522 * tree-ssa-loop-niter.c: Likewise.
1523 * tree-ssa-loop-prefetch.c: Likewise.
1524 * tree-ssa-loop-unswitch.c: Likewise.
1525 * tree-ssa-loop.c: Likewise.
1526 * tree-ssa-math-opts.c: Likewise.
1527 * tree-ssa-operands.c: Likewise.
1528 * tree-ssa-operands.h: Likewise.
1529 * tree-ssa-phiopt.c: Likewise.
1530 * tree-ssa-phiprop.c: Likewise.
1531 * tree-ssa-pre.c: Likewise.
1532 * tree-ssa-propagate.c: Likewise.
1533 * tree-ssa-reassoc.c: Likewise.
1534 * tree-ssa-sccvn.c: Likewise.
1535 * tree-ssa-sink.c: Likewise.
1536 * tree-ssa-structalias.c: Likewise.
1537 * tree-ssa-ter.c: Likewise.
1538 * tree-ssa-threadedge.c: Likewise.
1539 * tree-ssa-threadupdate.c: Likewise.
1540 * tree-ssa-uncprop.c: Likewise.
1541 * tree-ssa.c: Likewise.
1542 * tree-ssanames.c: Likewise.
1543 * tree-switch-conversion.c: Likewise.
1544 * tree-tailcall.c: Likewise.
1545 * tree-vect-data-refs.c: Likewise.
1546 * tree-vect-generic.c: Likewise.
1547 * tree-vect-loop-manip.c: Likewise.
1548 * tree-vect-loop.c: Likewise.
1549 * tree-vect-patterns.c: Likewise.
1550 * tree-vect-slp.c: Likewise.
1551 * tree-vect-stmts.c: Likewise.
1552 * tree-vectorizer.c: Likewise.
1553 * tree-vectorizer.h: Likewise.
1554 * tree-vrp.c: Likewise.
1556 * tree.def: Likewise.
1558 * treestruct.def: Likewise.
1559 * unwind-compat.c: Likewise.
1560 * unwind-dw2-fde-glibc.c: Likewise.
1561 * unwind-dw2.c: Likewise.
1562 * value-prof.c: Likewise.
1563 * value-prof.h: Likewise.
1564 * var-tracking.c: Likewise.
1565 * varasm.c: Likewise.
1566 * varpool.c: Likewise.
1569 * vmsdbgout.c: Likewise.
1571 * xcoffout.c: Likewise.
1573 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1575 * pa.c (output_call): Only use sr4 for long interspace calls if
1576 call binds local and generating non PIC code.
1577 (attr_length_call): Adjust length calculation for above.
1579 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1581 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1582 (add<mode>3_carry): Change operand order of plus RTX.
1583 (*add<mode>3_carry): Ditto.
1584 (*addsi3_carry_zext): Ditto.
1585 (*add<dwi>3_doubleword): Update for changed operand order.
1586 (*negti2_1 splitter): Ditto.
1587 (*negdi2_1 splitter): Ditto.
1588 (<plusminus_insn><mode>3_carry): Macroize expander from
1589 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1590 (*<plusminus_insn><mode>3_carry): Macroize insn from
1591 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1592 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1593 patterns using SDWIM mode iterator.
1594 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1595 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1596 using DWIH mode iterator.
1597 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1598 using SWI mode iterator.
1599 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1600 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1601 patterns using SWIM mode iterator.
1602 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1603 patterns using SWI248 mode iterator.
1604 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1605 patterns using SWI mode iterator.
1606 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1607 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1609 2009-11-24 Michael Matz <matz@suse.de>
1611 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1613 2009-11-24 David Binderman <dcb314@hotmail.com>
1615 * expr.c (store_field): Remove set but not used local variable
1617 (expand_expr_real_2): Remove treeop2.
1618 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1619 * haifa-sched.c (max_issue): Remove points.
1620 (sched_create_recovery_edges): Remove e.
1621 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
1623 2009-11-24 Nick Clifton <nickc@redhat.com>
1625 * config/v850/v850.c (function_arg): Fix handling of zero-length
1628 2009-11-24 Michael Matz <matz@suse.de>
1630 * tree.h (union tree_ann_d): Don't declare.
1631 (tree_base): Remove ann field.
1632 (struct var_ann_d): Declare forward.
1633 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
1634 (DECL_VAR_ANN_PTR): New macro.
1635 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
1636 accept only VAR, PARM or RESULT decls.
1637 (create_tree_common_ann): Remove.
1638 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
1639 * tree-eh.c (lookup_expr_eh_lp): Remove.
1640 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
1642 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
1643 * tree-flow.h (enum tree_ann_type): Remove.
1644 (struct tree_ann_common_d): Remove.
1645 (struct var_ann_d): Remove common field.
1646 (union tree_ann_d): Remove.
1647 (tree_ann_t, tree_ann_common_t): Remove typedefs.
1648 (tree_common_ann, get_tree_common_ann, ann_type,
1649 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
1650 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
1651 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
1652 * builtins.c (expand_builtin_memcpy): Use
1653 currently_expanding_gimple_stmt instead of tree annotation.
1654 (expand_builtin_memset_args): Ditto.
1655 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
1656 (expand_call_stmt): Don't set tree annotation.
1657 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
1658 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
1659 * gimple.h (currently_expanding_gimple_stmt): Declare.
1661 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
1663 * dwarf2out.c (add_location_or_const_value_attribute): Remove
1664 useless NOTE_VAR_LOCATION_STATUS call.
1665 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
1667 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
1669 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
1670 being called recursively.
1672 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
1674 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
1675 $(MD5_H) params.def params.h prefix.h tree-inline.h.
1677 2009-11-24 Paul Brook <paul@codesourcery.com>
1679 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
1682 2009-11-24 Julian Brown <julian@codesourcery.com>
1683 Paul Brook <paul@codesourcery.com>
1685 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
1686 (arm_dwarf_register_span): New function.
1687 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
1689 2009-11-24 David Binderman <dcb314@hotmail.com>
1691 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
1692 local variable bb_note.
1693 * dominance.c (get_dominated_by): Likewise local var n.
1694 (output_file_names): Likewise local var idx.
1695 (add_location_or_const_value_attribute): Likewise local var status.
1696 * dwarf2out.c (gen_variable_die): Likewise local var field.
1697 * emit-rtl.c (no_line_numbers): Remove.
1698 (init_emit_once): Remove line_numbers parameter.
1699 * rtl.h (init_emit_once): Adjust prototype.
1700 * toplev.c (backend_init): Adjust init_emit_once call.
1702 2009-11-24 Richard Guenther <rguenther@suse.de>
1704 PR tree-optimization/42142
1705 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
1706 Handle iv-dependent (non-)kills properly.
1707 (mark_aliased_reaching_defs_necessary): Pass the basic-block
1708 of the reference statement to mark_aliased_reaching_defs_necessary_1.
1710 2009-11-24 Martin Jambor <mjambor@suse.cz>
1712 PR tree-optimization/42154
1713 * tree-sra.c (struct access): Added comments.
1714 (sra_modify_expr): Build references to the old aggregate with
1715 build_ref_for_offset instead of reusing access->expr.
1716 (load_assign_lhs_subreplacements): Likewise.
1718 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
1720 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
1722 (sub<mode>3_carry): Ditto.
1723 (x86_mov<mode>cc_0_m1): Ditto.
1724 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
1725 for ix86_carry_flag_operator operator predicate.
1726 (*sub<mode>3_carry): Ditto.
1727 (*x86_mov<mode>cc_0_m1): Ditto.
1728 (*addsi3_carry_zext): Use VOIDmode match_operator for
1729 ix86_carry_flag_operator operator predicate.
1730 (*subsi3_carry_zext): Ditto.
1731 (*x86_mov<mode>cc_0_m1_s): Ditto.
1732 (*x86_mov<mode>cc_0_m1_neg): Ditto.
1733 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
1734 check operator sub-expressions for FLAGS_REG and const0_rtx.
1735 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
1736 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
1737 (ix86_expand_int_addcc): Update calls to
1738 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
1739 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
1740 Do not set mode of compare operation.
1742 2009-11-23 Jan Hubicka <jh@suse.cz>
1745 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
1748 2009-11-23 Jan Hubicka <jh@suse.cz>
1750 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
1751 wrong profile updates.
1752 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
1753 having largest frequency.
1754 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
1755 used uninitalized warning.
1756 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
1759 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
1761 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
1762 of gen_rtx_REG to generate operand 5.
1763 (*cmp_ssub_sidi): Ditto.
1765 2009-11-23 Richard Henderson <rth@redhat.com>
1767 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
1770 2009-11-23 Paul Brook <paul@codesourcery.com>
1772 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
1773 case for noreturn functions.
1774 (arm_compute_save_reg_mask): Remove special noreturn handling.
1776 2009-11-23 Richard Guenther <rguenther@suse.de>
1778 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
1779 size for DECL bases.
1781 2009-11-22 Richard Henderson <rth@redhat.com>
1783 * i386.c (avx_vpermilp_parallel): New function.
1784 * i386-protos.h: Declare it.
1785 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
1786 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
1787 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
1788 (ssescalarnum, ssedoublesizemode): Add AVX modes.
1789 (vpermilbits): Remove.
1790 (avx_vpermil<mode>): Change insns to expanders.
1791 (*avx_vpermil<mode>): New. Use vec_select.
1793 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
1795 * opts.c (decode_options): Don't enable flag_schedule_insns
1796 when optimizing for size.
1797 * doc/invoke.texi: Document change.
1799 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
1802 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
1803 of scratch register to SImode.
1804 (*cmp_sadd_sidi): Ditto.
1805 (*cmp_ssub_si): Ditto.
1806 (*cmp_ssub_sidi): Ditto.
1808 2009-11-21 Ian Lance Taylor <iant@google.com>
1810 * Makefile.in (HOST_LIBS): Move higher in file.
1811 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
1812 is not empty, set to $(CC) and $(CFLAGS).
1814 2009-11-22 Martin Jambor <mjambor@suse.cz>
1816 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
1817 V_C_E of an SSA_NAME or an invariant if lvalue is required.
1818 (verify_gimple_call): Verify LHS also with with
1819 verify_types_in_gimple_reference.
1821 2009-11-21 Martin Jambor <mjambor@suse.cz>
1824 * tree-sra.c (access_precludes_ipa_sra_p): New function.
1825 (splice_param_accesses): Check all accesses by calling
1826 access_precludes_ipa_sra_p.
1827 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
1828 not convert types if it is true.
1829 (sra_ipa_modify_assign): Convert types in case of mismatch.
1831 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1833 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
1836 2009-11-21 Adam Nemet <adambnemet@gmail.com>
1838 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
1839 (mips_mulsidi3_gen_fn): Declare new function.
1840 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
1841 * config/mips/mips.md (<u>mulsidi3): Change condition to use
1842 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
1843 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
1844 (mulsidi3_64bit_dmul): New define_insn.
1846 2009-11-21 Ben Elliston <bje@au.ibm.com>
1848 * gengtype-lex.l: Enable noinput flex option.
1849 (YY_NO_INPUT): Remove define.
1851 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1853 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
1854 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
1855 (insert_debug_temps_for_defs): Handle PHI nodes.
1856 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
1859 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1861 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
1862 after remove_phi_node.
1864 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
1866 PR tree-optimization/42078
1867 * gimple.h (gimple_replace_lhs): New declaration.
1868 * gimple.c (gimple_replace_lhs): New function.
1869 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
1872 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
1874 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
1875 (xop_mulv2div2di3_low): Same.
1876 (*xop_pmacsdqh_mem): Same.
1878 2009-11-20 Richard Henderson <rth@redhat.com>
1880 * config/i386/i386-builtin-types.awk: New file.
1881 * config/i386/i386-builtin-types.def: New file.
1882 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
1883 * config/i386/i386.c: Include it.
1884 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
1885 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
1886 (struct builtin_isa): Remove GTY marker. Replace tree type with
1887 ix86_builtin_func_type; add set_and_not_built_p.
1888 (def_builtin): Change type parameter to tcode; use
1889 ix86_get_builtin_func_type; update all callers. Accept zero mask
1890 to mean the builtin is unconditionally available.
1891 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
1893 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
1894 Update some users to rationalized enumeration codes from new include.
1895 (enum multi_arg_type): Remove. Replace all enumeration values
1896 with defines to new ix86_builtin_func_type.
1897 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
1898 all type resolution to def_builtin.
1899 (ix86_init_builtin_types): Split out from ...
1900 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
1902 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1905 * config/rs6000/rs6000.c (struct machine_function): Revert
1906 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
1907 (rs6000_expand_to_rtl_hook): Ditto.
1908 (rs6000_check_vector_mode): Ditto.
1909 (compute_vrsave_mask): Ditto.
1911 2009-11-20 Paul Brook <paul@codesourcery.com>
1913 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
1914 * config/arm/arm-cores.def: Add cortex-a5.
1915 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
1916 * config/arm/arm-tune.md: Regenerate.
1918 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
1921 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
1922 (ref_pos): New field in structure.
1923 (insert_new_var_in_stmt): New function.
1926 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1928 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
1929 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
1930 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
1931 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
1932 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
1933 INT_LEAST64_TYPE): Define.
1934 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
1935 UINT_LEAST64_TYPE): Define.
1936 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
1937 INT_FAST64_TYPE): Define.
1938 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
1939 UINT_FAST64_TYPE): Define.
1940 (INTPTR_TYPE, UINTPTR_TYPE): Define.
1942 2009-11-20 Julian Brown <julian@codesourcery.com>
1944 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
1945 specially for Thumb-1.
1946 (ASM_OUTPUT_REG_POP): Likewise.
1948 2009-11-19 Jason Merrill <jason@redhat.com>
1950 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
1952 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1953 Rafael Avila de Espindola <espindola@google.com>
1955 * doc/plugins.texi (Plugin initialization): Added advices for
1956 retrieving the version of GCC at plugin compilation and loading times.
1958 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
1960 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
1961 (dump_active_plugins): output to file everything. Use
1962 internationalized dump & FMT_FOR_PLUGIN_EVENT.
1964 2009-11-19 Richard Guenther <rguenther@suse.de>
1966 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
1967 around truth-valued expressions.
1968 * tree.c (free_lang_data): Untangle check for LTO frontend.
1970 2009-11-19 Jakub Jelinek <jakub@redhat.com>
1972 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
1973 of cgraph_node_for_decl.
1974 * cgraph.h (cgraph_node_for_decl): Remove prototype.
1975 * cgraph.c (cgraph_node_for_decl): Remove.
1976 (cgraph_get_node): Just return NULL if !cgraph_hash.
1978 2009-11-19 Paul Brook <paul@codesourcery.com>
1980 * config.gcc: Add new ARM --with-fpu options.
1981 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
1982 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
1984 2009-11-18 Richard Guenther <rguenther@suse.de>
1986 * gimple.h (union gimple_statement_d): Add gsmembase member.
1987 (gimple_vuse_op): Use gsmembase for access.
1988 (gimple_vdef_op): Likewise.
1989 (gimple_vuse): Likewise.
1990 (gimple_vdef): Likewise.
1991 (gimple_vuse_ptr): Likewise.
1992 (gimple_vdef_ptr): Likewise.
1993 (gimple_set_vuse): Likewise.
1994 (gimple_set_vdef): Likewise.
1995 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
1997 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1999 * doc/arm-neon-intrinsics.texi: Regenerated.
2001 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2003 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2005 2009-11-18 Paul Brook <paul@codesourcery.com>
2006 Daniel Jacobowitz <dan@codesourcery.com>
2008 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2009 (arm_arch7em): New variable.
2010 (all_architectures): Add armv7e-m.
2011 (arm_override_options): Set arm_arch7em.
2012 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2013 Include arm_arch7em.
2014 (arm_arch7em): Declare.
2016 2009-11-18 Richard Guenther <rguenther@suse.de>
2018 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
2019 a valid field decl if checking is enabled.
2021 2009-11-18 Martin Jambor <mjambor@suse.cz>
2023 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2024 (lto_ipa_fixup_call_notes): Declare.
2025 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2026 (update_call_notes_after_inlining): Copy call stmt uid to the new
2028 (ipa_write_param_call_note): New function.
2029 (ipa_read_param_call_note): New function
2030 (ipa_write_node_info): Write also param call notes. Removed a bogus
2031 comment, reformatted to fit 80 columns.
2032 (ipa_read_node_info): Read also param call notes. Removed a bogus
2033 comment. Remove ipa_edge_args_vector growth.
2034 (lto_ipa_fixup_call_notes): New function.
2035 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2036 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2037 inlining regardless of flag_wpa.
2038 (cgraph_decide_inlining_of_small_functions): Likewise.
2039 (cgraph_decide_inlining): Likewise.
2040 (inline_read_summary): Likewise.
2042 2009-11-18 Jan Hubicka <jh@suse.cz>
2044 * predict.c (compute_function_frequency): Export.
2045 * predict.h (compute_function_frequency): Declare.
2046 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2048 2009-11-18 Martin Jambor <mjambor@suse.cz>
2050 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2051 on all nodes we write summaries for.
2053 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2056 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2057 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2058 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2059 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2060 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2061 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2062 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2065 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2067 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2069 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2072 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2074 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2076 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2077 cgraph_materialize_all_clones): Handle same_body aliases.
2078 * cgraph.c (cgraph_allocate_node): New function.
2079 (cgraph_create_node): Use it.
2080 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2081 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2082 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2084 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2085 (input_node): Stream in same_body aliases.
2086 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2087 for same_body aliases.
2088 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2090 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2093 * config/darwin.h: Use the extension stub libraries to access
2094 current libgcc_s features.
2096 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2099 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2100 (vect_transform_loop): Call it.
2102 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2104 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2107 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2111 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2113 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2114 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2115 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2116 (sese_bad_liveouts_use): New.
2117 (sese_reset_debug_liveouts_bb): New.
2118 (sese_build_liveouts): Use it.
2119 (rename_variables_in_stmt): Reset debug stmts rather than creating
2121 (expand_scalar_variable_stmt): Likewise.
2123 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2125 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2126 (df_ref_remove): Likewise.
2128 2009-11-17 Jan Hubicka <jh@suse.cz>
2130 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2133 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2135 * toplev.c (process_options): Remove dead code.
2136 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2138 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2140 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2143 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2145 PR tree-optimization/41857
2146 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2147 TYPE's address space instead of pointer to TYPE.
2149 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2151 * reload.c (find_reloads_address): Fix typo.
2153 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2155 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2156 registers in leaf functions if possible.
2158 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2160 * config/m68k/m68k-devices.def: Add MCF5441x family.
2162 2009-11-17 Jan Hubicka <jh@suse.cz>
2164 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2166 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2168 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2170 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2171 nest ior expressions.
2172 (x86_64_szext_nonmemory_operand): Ditto.
2173 (call_insn_operand): Ditto.
2175 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2177 * stmt.c (expand_asm_stmt): Get locus from stmt.
2179 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2181 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2182 Create the decl label for the new dest block on demand. Require
2183 a fallthrough edge if no asm labels were redirected.
2185 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2187 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2188 operand 1 predicate.
2189 (cstoresi4): Ditto for operand 2.
2190 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2191 patterns using SDWIM mode iterator.
2192 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2193 using SWIM mode iterator.
2194 (cmpdi_1): Rename from cmpdi_1_rex64.
2195 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2196 SWI48 mode iterator.
2197 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2198 using SWI mode iterator.
2199 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2200 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2201 (*cmpqi_ext_3_insn): Make private.
2202 (*cmpqi_ext_3_insn_rex64): Make private.
2203 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2204 * config/i386/predicates.md (cmpsi_operand): Remove.
2206 2009-11-16 Paul Brook <paul@codesourcery.com>
2208 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2209 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2211 2009-11-14 Jan Hubicka <jh@suse.cz>
2213 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2215 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2216 zero out all callees.
2217 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2218 frequency and count match.
2219 * ipa-inline.c (update_noncloned_frequencies): New function.
2220 (cgraph_clone_inlined_nodes): Use it.
2221 * tree-inline.c (copy_bb): Fix frequency scaling; output
2222 diagnostic on frequency mismatches to dump file.
2223 (initialize_cfun): Do not scale frequency; fix count scaling;
2224 initialize entry and exit block frequencies; copy profile info.
2225 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2226 (copy_body): Use frequency_scale as argument.
2227 (expand_call_inline): Compute frequency scale and output diagnostic
2229 (delete_unreachable_blocks_update_callgrah): Remove checking that
2230 has to be done after edge redirection.
2231 (tree_function_versioning): Update initialize_cfun and copy_body call.
2233 2009-11-14 Jan Hubicka <jh@suse.cz>
2235 * cgraph.c (cgraph_release_function_body): Update use of
2236 ipa_transforms_to_apply.
2237 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2238 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2239 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2241 (cgraph_materialize_clone): Remove original if dead.
2242 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2243 ipa_transforms_to_apply hack.
2244 * function.h (struct function): Add ipa_transforms_to_apply.
2245 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2246 * tree-inline.c (copy_bb): Update sanity check.
2247 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2248 (expand_call_inline): remove dead clone originals.
2249 (tree_function_versioning): Merge transformation queues.
2250 * passes.c (add_ipa_transform_pass): Remove.
2251 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2253 (execute_all_ipa_transforms): Update.
2254 (execute_one_pass): Update.
2256 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2258 PR target/21078, 21080
2259 * config/avr/avr.c (avr_return_addr_rtx): New function for
2260 builtin_return_address.
2261 (expand_prologue): Calculate stack usage.
2262 (avr_asm_function_end_prologue): Output stack size and offset label.
2263 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2264 (machine_function): Add stack_usage.
2265 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2267 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2269 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2270 new 'outgoing' argument.
2271 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2272 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2273 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2274 iq2000_function_value_regno_p.
2275 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2276 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2279 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2282 * arm.md (adddi_sesidi_di): Place tied contraint first.
2283 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2284 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2285 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2286 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2287 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2288 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2289 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2290 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2291 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2293 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2295 * config/i386/predicates.md (call_register_no_elim_operand):
2296 New predicate. Reject stack register as valid call operand
2298 (call_insn_operand): Use call_register_no_elim_operand.
2300 2009-11-13 Richard Henderson <rth@redhat.com>
2302 * function.c (stack_protect_prologue): Don't bypass expand_expr
2303 for stack_protect_guard and guard_decl.
2304 (stack_protect_epilogue): Likewise.
2306 2009-11-13 Jan Hubicka <jh@suse.cz>
2308 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2309 when to PUBLIC is set.
2311 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2314 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2317 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2320 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2321 *call_value_1): Use "lsm" as operand 1 constraint.
2322 * config/i386/predicates.md (call_insn_operand): Depend on
2323 index_register_operand to avoid %esp register.
2325 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2328 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2331 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2332 (TARGET_CALL_ESP): New define.
2333 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2335 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2336 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2337 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2339 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2340 New patterns, use "lsm" as operand 1 constraint.
2341 * config/i386/predicates.md (call_insn_operand): Depend on
2342 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2344 2009-11-13 Jason Merrill <jason@redhat.com>
2347 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2348 Don't emit a second declaration at any scope.
2350 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2352 PR rtl-optimization/41697
2353 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2354 a conditional jump has a single successor.
2356 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2358 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2359 allocate reg_last when in case lazy_reg_last is true.
2360 (init_deps_reg_last): New.
2361 (free_deps): When max_reg is 0, this context is already freed.
2362 * sched-int.h (init_deps_reg_last): Export.
2363 (init_deps): Update prototype.
2364 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2365 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2366 * ddg.c (build_intra_loop_deps): Likewise.
2367 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2368 reset_deps_context, deps_init_id): Likewise.
2369 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2370 (free_data_for_scheduled_insn): New, break down from ...
2371 (free_first_time_insn_data): ... here.
2372 (has_dependence_p): Allocate reg_last now, when it is needed.
2373 (extend_insn_data): When maximal LUID is big enough, allocate
2374 per-insn data in smaller chunks.
2375 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2376 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2379 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.md (call_value): Fix comment.
2382 (sibcall_value): Ditto.
2384 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2386 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2387 (MD_FROB_UPDATE_CONTEXT): Define.
2389 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2390 Laurent GUERBY <laurent@guerby.net>
2392 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2393 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2394 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2396 2009-11-12 Jan Hubicka <jh@suse.cz>
2398 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2399 and clear DECL_COMMON on localized declarations.
2401 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2404 * regrename.c (struct du_head): New structure; some elements moved
2406 (struct du_chain): ... this one.
2407 (open_chains, closed_chains): Now of type struct du_head *.
2408 (do_replace): Accept du_head argument, not du_chain. All callers
2409 changed. Modified code to match new data structures.
2410 (build_def_use): Return a list of du_head structures. Modified code
2411 to match new data structures.
2412 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2413 callers changed. Modified code to match new data structures.
2414 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2415 callers changed. Modified code to match new data structures.
2416 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2417 Allocate a du_head structure as well as a du_chain when creating a
2418 new chain. Modified other code to match new data structures.
2420 2009-11-12 Jan Hubicka <jh@suse.cz>
2422 * cgraph.h (varpool_node_name): Declare.
2423 * cgraphunit.c (process_function_and_variable_attributes): Set
2424 force_output flag on used variables.
2425 * ipa.c (function_and_variable_visibility): Dump externally visible
2426 and needed variables.
2427 * varpool.c (varpool_node_name): Export.
2428 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2431 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2434 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2435 processing if XEXP (x, i) is NULL.
2437 2009-11-12 Jan Hubicka <jh@suse.cz>
2439 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2440 imply PUBLIC || EXTERNAL.
2442 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2445 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2446 single successor block, ending with jump created by RTL expander.
2448 2009-11-11 Jan Hubicka <jh@suse.cz>
2451 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2452 and WEAK variables at -fwhole-program.
2455 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2456 functions/variables are not needed even if they are externally visible.
2458 2009-11-11 Jan Hubicka <jh@suse.cz>
2460 (patch by Richard Guenther)
2461 * lto-streamer-out.c (output_function): Output head of argument list
2463 * lto-streamer-in.c (input_function): Re-map arguments into merged
2466 2009-11-11 Jan Hubicka <jh@suse.cz>
2468 * lto-cgraph.c: Include gcov-io.h
2469 (output_profile_summary): New function.
2470 (output_cgraph): Use it.
2471 (input_profile_summary): New function.
2472 (input_cgraph): Use it.
2473 * coverage.c (build_ctr_info_value): Use varpool; initalize
2474 DECL_ASSEMBLER_NAME.
2475 (create_coverage): Likewise.
2476 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2477 (tree_init_edge_profiler): Likewise.
2478 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2480 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2482 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2483 * c-pragma.c (def_pragma_macro_value): Likewise.
2484 (def_pragma_macro): Likewise.
2485 (pushed_macro_table): Likewise.
2486 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2487 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2489 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2491 * doc/plugins.texi (Registering custom attributes): section
2492 renamed as (Registering custom attributes or pragmas).
2493 Mentions custom attributes & pragmas, and c_register_pragma, with
2495 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2497 * doc/extend.texi (Function Attributes): Mentions that plugin can
2498 provide their attributes.
2500 2009-11-11 Jon Beniston <jon@beniston.com>
2502 * config.gcc: Add lm32 elf and uclinux targets.
2503 * config/lm32: New directory.
2504 * config/lm32/lm32.c: New file.
2505 * config/lm32/lm32.h: New file.
2506 * config/lm32/lm32.md: New file.
2507 * config/lm32/lm32.opt: New file.
2508 * config/lm32/lm32-protos.h: New file.
2509 * config/lm32/constraints.md: New file.
2510 * config/lm32/predicates.md: New file.
2511 * config/lm32/sfp-machine.h: New file.
2512 * config/lm32/t-fprules-softfp: New file.
2513 * config/lm32/uclinux-elf.h: New file.
2514 * doc/invoke.texi: Document lm32 options.
2515 * doc/contrib.texi: Document lm32 porter.
2516 * doc/install.texi: Document lm32 targets.
2518 2009-11-11 Martin Jambor <mjambor@suse.cz>
2521 * ipa-prop.c (ipa_update_after_lto_read): Call
2522 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2523 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2525 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2527 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2528 (neon_expand_vector_init): Use them. Also handle non-constant
2529 vectors with identical elements and vectors with only one
2530 non-constant element.
2531 (arm_print_operand): Handle 'y' modifier.
2532 * config/arm/arm-protos.h (neon_make_constant): Declare.
2533 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2534 patterns. Use VX instead of VDQW for the first one. Allow
2535 a VFP alternative and V32 modes for the second one.
2536 * config/arm/neon.ml (shape_elt): Add Alternatives.
2537 (ops): Use Alternatives for vdup lane instructions.
2538 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2539 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2541 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2543 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2545 (movti, mov<mode>): Call force_reg on one operand if required.
2546 * config/arm/vec-common.md (mov<mode>): Likewise.
2548 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2550 * config/arm/arm.c (arm_override_options): Enable scheduling for
2553 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2557 * expr.h (anti_adjust_stack_and_probe): Declare.
2558 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2559 parameter and rewrite head comment.
2560 (allocate_dynamic_stack_space): Adjust call to above function.
2561 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2563 * tree.h (dwarf2out_args_size): Delete.
2564 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2565 (dwarf2out_args_size_adjust): Delete prototype and move around.
2566 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2567 ACCUMULATE_OUTGOING_ARGS targets.
2569 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2571 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2572 DECL_SIZE of DECL_RESULT before evaluating it.
2574 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2576 PR tree-optimization/41987
2577 * fold-const.c (const_binop): Avoid using fold_buildN().
2579 2009-11-10 Martin Jambor <mjambor@suse.cz>
2581 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2582 (execute_all_ipa_stmt_fixups): Declare.
2583 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2584 * ipa-inline.c (pass_ipa_inline): Likewise.
2585 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2586 * ipa-reference.c (pass_ipa_reference): Likewise.
2587 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2588 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2589 (pass_ipa_lto_finish_out): Likewise.
2590 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2591 * passes.c (execute_ipa_stmt_fixups): New function.
2592 (execute_all_ipa_stmt_fixups): New function.
2593 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2595 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2598 * explow.c (probe_stack_range): Fix typo.
2599 * config/sparc/sparc.md (probe_stack): New expander.
2601 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2603 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2605 2009-11-09 Jason Merrill <jason@redhat.com>
2607 * gdbinit.in (pgq): New function for printing gimple sequence.
2609 2009-11-09 Paul Brook <paul@codesourcery.com>
2610 Daniel Jacobowitz <dan@codesourcery.com>
2611 Sandra Loosemore <sandra@codesourcery.com>
2613 * doc/extend.texi (Half-Precision): Update wording to reflect
2614 that there are now multiple -mfpu options that enable fp16
2616 * doc/invoke.texi: Update list of ARM -mfpu= options.
2617 * config.gcc: Update ARM --with-fpu option list.
2618 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2619 vfpv3xd and vfpv3xd-fp16.
2620 (use_vfp_abi): New function.
2621 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
2623 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
2624 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
2625 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
2626 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
2628 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
2630 (arm_print_operand): Handle 'p' modifier.
2631 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
2633 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
2634 (TARGET_FP16): Define.
2635 * config/arm/vfp.md: Disable double-precision patterns if the FPU
2636 does not provide them.
2637 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
2638 double-precision values on a single-precision FPU.
2639 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
2640 double-precision constants.
2641 (movhf_vfp_neon): New pattern (was movhf_vfp).
2642 (movhf_vfp): Remove NEON instructions.
2643 * config/arm/constraints.md: Add new "Dy" constraint for
2644 double-precision constants. Update description of "Dv".
2645 * config/arm/arm.md: Disable double-precision patterns if the FPU
2646 does not provide them
2648 2009-11-09 Jakub Jelinek <jakub@redhat.com>
2650 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
2651 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
2654 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
2656 * collect2.c (main): Search PLUGIN_LD for plugin linker.
2658 * configure.ac (--with-plugin-ld): New. Default to ld.
2659 * configure: Regenerated.
2660 * config.in: Likewise.
2662 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
2663 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2665 2009-11-08 Jonathan Gray <jsg@openbsd.org>
2667 * config/openbsd-stdint.h: Change to reflect what
2668 c_common_nodes_and_builtins expects.
2670 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
2672 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
2674 2009-11-08 Jakub Jelinek <jakub@redhat.com>
2677 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
2678 function contains at least one local dynamic name.
2679 (print_operand) <case '&'>: Instead output operand lossage diagnostics
2680 here if that happens.
2682 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
2683 Joern Rennecke <amylaar@spamcop.net>
2685 * cfgrtl.c (pass_free_cfg): Add pass name.
2686 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
2687 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
2688 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
2689 * df-core.c (pass_df_initialize_no_opt): Likewise.
2690 * except.c (pass_rtl_eh): Likewise.
2691 * function.c (pass_init_function, pass_leaf_regs): Likewise.
2692 * gcse.c (pass_rtl_pre): Change pass name.
2693 * passes.c (pass_postreload): Add pass name.
2694 (make_pass_instance): Don't use duplicate-tracking logic for
2695 names starting with '*'.
2696 (next_pass_1): Assert that pass has a name.
2697 (register_one_dump_file): If there is an space in the name,
2699 * predict.c (pass_strip_predict_hints): Add pass name.
2700 * reg-stack.c (pass_stack_regs): Likewise.
2701 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2702 * tree-cfg.c (pass_warn_function_return,
2703 pass_warn_function_noreturn): Add pass name.
2704 * tree-dfa.c (pass_referenced_vars): Likewise.
2705 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
2706 Fix whitespace before comment.
2707 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
2708 (pass_init_datastructures): Add pass name.
2709 * tree-ssa-loop.c (pass_record_bounds): Likewise.
2710 * tree-ssa.c (pass_early_warn_uninitialized,
2711 pass_late_warn_uninitialized): Likewise.
2712 * tree.c (pass_ipa_free_lang_data): Likewise.
2713 * doc/passes.texi (pass manager): Document how to disambiguate
2716 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
2718 * df-problems.c: Fix documentation for forward simulation of LR.
2719 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
2720 (df_simulate_finalize_forwards): Remove.
2721 * df.h (df_simulate_finalize_forwards): Remove.
2723 2009-11-08 Richard Guenther <rguenther@suse.de>
2725 * tree-ssa-structalias.c (build_succ_graph): Properly make
2726 variables escape if they are stored to anything.
2728 2009-11-08 Richard Guenther <rguenther@suse.de>
2730 PR rtl-optimization/41928
2731 * loop-invariant.c (free_loop_data): If we didn't allocate
2732 loop data do not try to free it.
2734 2009-11-07 Jason Merrill <jason@redhat.com>
2736 * tree.c (reconstruct_complex_type): Preserve attributes.
2738 2009-11-07 Richard Guenther <rguenther@suse.de>
2740 * tree-ssa-structalias.c (build_succ_graph): Feed stores
2741 to anything only to variables that can take pointers.
2742 (get_constraint_for_ssa_var): Properly exclude full
2743 variables from expanding.
2744 (first_vi_for_offset): Avoid overflow in arithmetic.
2745 (first_or_preceding_vi_for_offset): Likewise.
2746 (count_num_arguments): Fix implementation.
2747 (gate_ipa_pta): Do not run when not optimizing.
2749 2009-11-07 David Binderman <dcb314@hotmail.com>
2751 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
2752 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
2753 set but not used variables.
2754 (apply_args_reg_offset): Comment out as unused.
2755 * calls.c (flags_from_decl_or_type): Likewise.
2756 * genautomata.c (check_regexp_units_distribution): Likewise.
2758 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
2760 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
2761 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
2762 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
2763 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
2764 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
2765 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
2766 operand alternatives.
2768 2009-11-06 Michael Matz <matz@suse.de>
2771 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
2772 of a potential reciprocal to really be reciprocals.
2774 2009-11-06 Jakub Jelinek <jakub@redhat.com>
2776 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
2777 lwpintrin.h after immintrin.h.
2778 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
2782 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
2783 or non-constant index, allow index one past the last element and
2784 allow exceeding array bound in arrays that might be used as flexible
2787 2009-11-05 Richard Henderson <rth@redhat.com>
2789 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2791 2009-11-05 Paul Brook <paul@codesourcery.com>
2793 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
2794 (arm_fpu_desc): New.
2795 (all_fpus): Add FPU details.
2796 (fp_model_for_fpu): Remove.
2797 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
2798 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
2799 (arm_file_start): Use arm_fpu_desc.
2800 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
2801 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
2803 (TARGET_FPA_EMU2): Define.
2804 (arm_fp_model, fputype, arm_fpu_tune): Remove.
2805 (vfp_reg_type, arm_fpu_desc): New.
2806 * config/arm/arm.md (attr fpu): Simplify.
2807 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
2808 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
2809 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
2810 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
2811 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2813 2009-11-05 Michael Matz <matz@suse.de>
2815 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
2817 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
2820 2009-11-04 Jason Merrill <jason@redhat.com>
2823 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
2824 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
2825 (output_constant): Avoid crash after error.
2827 2009-11-05 Martin Jambor <mjambor@suse.cz>
2829 * tree-sra.c (struct access): Changed comment of next_sibling field.
2830 (analyze_modified_params): Loop over accesses of a group rather than
2831 over all with the ame base, pass a common bitmap to
2833 (unmodified_by_ref_scalar_representative): Build link lists of
2834 accesses of a group.
2835 (splice_param_accesses): Likewise.
2837 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
2839 * df-scan.c (df-uses-record): Add case zero_extract of mem.
2841 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
2845 * config/i386/i386.md (probe_stack): New expander.
2846 (logical operation peepholes): Do not split stack checking probes.
2848 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2849 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2851 * doc/invoke.texi (-mlwp): Add documentation.
2852 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
2853 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
2854 (x86_64-*-*): Ditto.
2855 * config/i386/lwpintrin.h: New file, provide x86 compiler
2856 intrinisics for LWP.
2857 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
2858 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
2859 * config/i386/i386-c.c (ix86_target_macros_internal): Check
2861 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
2862 * config/i386/i386.opt (-mlwp): New switch for LWP support.
2863 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
2864 (OPTION_MASK_ISA_LWP_UNSET): New.
2865 (ix86_handle_option): Handle -mlwp.
2866 (isa_opts): Handle -mlwp.
2867 (enum pta_flags): Add PTA_LWP.
2868 (override_options): Add LWP support.
2869 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
2870 (IX86_BUILTIN_LLWPCB32): Ditto.
2871 (IX86_BUILTIN_LLWPCB64): Ditto.
2872 (IX86_BUILTIN_SLWPCB16): Ditto.
2873 (IX86_BUILTIN_SLWPCB32): Ditto.
2874 (IX86_BUILTIN_SLWPCB64): Ditto.
2875 (IX86_BUILTIN_LWPVAL16): Ditto.
2876 (IX86_BUILTIN_LWPVAL32): Ditto.
2877 (IX86_BUILTIN_LWPVAL64): Ditto.
2878 (IX86_BUILTIN_LWPINS16): Ditto.
2879 (IX86_BUILTIN_LWPINS32): Ditto.
2880 (IX86_BUILTIN_LWPINS64): Ditto.
2881 (enum ix86_special_builtin_type): Add LWP intrinsic support.
2882 (builtin_description): Ditto.
2883 (ix86_init_mmx_sse_builtins): Ditto.
2884 (ix86_expand_special_args_builtin): Ditto.
2885 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
2887 (UNSPEC_SLWP_INTRINSIC): Ditto.
2888 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
2889 (UNSPECV_LWPINS_INTRINSIC): Ditto.
2890 (lwp_llwpcbhi1): New lwp pattern.
2891 (lwp_llwpcbsi1): Ditto.
2892 (lwp_llwpcbdi1): Ditto.
2893 (lwp_slwpcbhi1): Ditto.
2894 (lwp_slwpcbsi1): Ditto.
2895 (lwp_slwpcbdi1): Ditto.
2896 (lwp_lwpvalhi3): Ditto.
2897 (lwp_lwpvalsi3): Ditto.
2898 (lwp_lwpvaldi3): Ditto.
2899 (lwp_lwpinshi3): Ditto.
2900 (lwp_lwpinssi3): Ditto.
2901 (lwp_lwpinsdi3): Ditto.
2903 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2904 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2907 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
2910 2009-11-04 Richard Guenther <rguenther@suse.de>
2911 Rafael Avila de Espindola <espindola@google.com>
2913 * gcc.c (process_command): Handle arguments name@offset.
2915 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2916 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2918 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
2919 (x86_64-*-*): Ditto.
2920 * config/i386/xopintrin.h: New file, provide common x86 compiler
2921 intrinisics for XOP.
2922 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
2923 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
2924 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2926 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
2927 * config/i386/i386.opt (-mxop): New switch for XOP support.
2928 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
2929 (UNSPEC_XOP_TRUEFALSE)
2930 (UNSPEC_XOP_PERMUTE)
2931 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
2932 (PPERM_*): New constants for vpperm instruction.
2933 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
2934 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
2935 (OPTION_MASK_ISA_XOP_UNSET): New.
2936 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
2937 (ix86_handle_option): Handle -mxop.
2938 (isa_opts): Handle -mxop.
2939 (enum pta_flags): Add PTA_XOP.
2940 (override_options): Add XOP support.
2941 (print_operand): Add code for XOP compare instructions.
2942 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
2943 (ix86_expand_int_vcond): Extend for XOP compare instruction.
2945 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
2946 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
2947 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
2948 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
2949 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
2950 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
2951 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
2953 (IX86_BUILTIN_VPCMOV256): Ditto.
2954 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
2955 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
2956 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
2957 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
2958 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
2959 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
2961 (IX86_BUILTIN_VPPERM): Ditto.
2963 (IX86_BUILTIN_VPMACSSWW): Ditto.
2964 (IX86_BUILTIN_VPMACSWW): Ditto.
2965 (IX86_BUILTIN_VPMACSSWD): Ditto.
2966 (IX86_BUILTIN_VPMACSWD): Ditto.
2967 (IX86_BUILTIN_VPMACSSDD): Ditto.
2968 (IX86_BUILTIN_VPMACSDD): Ditto.
2969 (IX86_BUILTIN_VPMACSSDQL): Ditto.
2970 (IX86_BUILTIN_VPMACSSDQH): Ditto.
2971 (IX86_BUILTIN_VPMACSDQL): Ditto.
2972 (IX86_BUILTIN_VPMACSDQH): Ditto.
2973 (IX86_BUILTIN_VPMADCSSWD): Ditto.
2974 (IX86_BUILTIN_VPMADCSWD): Ditto.
2976 (IX86_BUILTIN_VPHADDBW): Ditto.
2977 (IX86_BUILTIN_VPHADDBD): Ditto.
2978 (IX86_BUILTIN_VPHADDBQ): Ditto.
2979 (IX86_BUILTIN_VPHADDWD): Ditto.
2980 (IX86_BUILTIN_VPHADDWQ): Ditto.
2981 (IX86_BUILTIN_VPHADDDQ): Ditto.
2982 (IX86_BUILTIN_VPHADDUBW): Ditto.
2983 (IX86_BUILTIN_VPHADDUBD): Ditto.
2984 (IX86_BUILTIN_VPHADDUBQ): Ditto.
2985 (IX86_BUILTIN_VPHADDUWD): Ditto.
2986 (IX86_BUILTIN_VPHADDUWQ): Ditto.
2987 (IX86_BUILTIN_VPHADDUDQ): Ditto.
2988 (IX86_BUILTIN_VPHSUBBW): Ditto.
2989 (IX86_BUILTIN_VPHSUBWD): Ditto.
2990 (IX86_BUILTIN_VPHSUBDQ): Ditto.
2992 (IX86_BUILTIN_VPROTB): Ditto.
2993 (IX86_BUILTIN_VPROTW): Ditto.
2994 (IX86_BUILTIN_VPROTD): Ditto.
2995 (IX86_BUILTIN_VPROTQ): Ditto.
2996 (IX86_BUILTIN_VPROTB_IMM): Ditto.
2997 (IX86_BUILTIN_VPROTW_IMM): Ditto.
2998 (IX86_BUILTIN_VPROTD_IMM): Ditto.
2999 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
3001 (IX86_BUILTIN_VPSHLB): Ditto.
3002 (IX86_BUILTIN_VPSHLW): Ditto.
3003 (IX86_BUILTIN_VPSHLD): Ditto.
3004 (IX86_BUILTIN_VPSHLQ): Ditto.
3005 (IX86_BUILTIN_VPSHAB): Ditto.
3006 (IX86_BUILTIN_VPSHAW): Ditto.
3007 (IX86_BUILTIN_VPSHAD): Ditto.
3008 (IX86_BUILTIN_VPSHAQ): Ditto.
3010 (IX86_BUILTIN_VFRCZSS): Ditto.
3011 (IX86_BUILTIN_VFRCZSD): Ditto.
3012 (IX86_BUILTIN_VFRCZPS): Ditto.
3013 (IX86_BUILTIN_VFRCZPD): Ditto.
3014 (IX86_BUILTIN_VFRCZPS256): Ditto.
3015 (IX86_BUILTIN_VFRCZPD256): Ditto.
3017 (IX86_BUILTIN_VPCOMEQUB): Ditto.
3018 (IX86_BUILTIN_VPCOMNEUB): Ditto.
3019 (IX86_BUILTIN_VPCOMLTUB): Ditto.
3020 (IX86_BUILTIN_VPCOMLEUB): Ditto.
3021 (IX86_BUILTIN_VPCOMGTUB): Ditto.
3022 (IX86_BUILTIN_VPCOMGEUB): Ditto.
3023 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3024 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3026 (IX86_BUILTIN_VPCOMEQUW): Ditto.
3027 (IX86_BUILTIN_VPCOMNEUW): Ditto.
3028 (IX86_BUILTIN_VPCOMLTUW): Ditto.
3029 (IX86_BUILTIN_VPCOMLEUW): Ditto.
3030 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3031 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3032 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3033 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3035 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3036 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3037 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3038 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3039 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3040 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3041 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3042 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3044 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3045 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3046 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3047 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3048 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3049 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3050 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3051 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3053 (IX86_BUILTIN_VPCOMEQB): Ditto.
3054 (IX86_BUILTIN_VPCOMNEB): Ditto.
3055 (IX86_BUILTIN_VPCOMLTB): Ditto.
3056 (IX86_BUILTIN_VPCOMLEB): Ditto.
3057 (IX86_BUILTIN_VPCOMGTB): Ditto.
3058 (IX86_BUILTIN_VPCOMGEB): Ditto.
3059 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3060 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3062 (IX86_BUILTIN_VPCOMEQW): Ditto.
3063 (IX86_BUILTIN_VPCOMNEW): Ditto.
3064 (IX86_BUILTIN_VPCOMLTW): Ditto.
3065 (IX86_BUILTIN_VPCOMLEW): Ditto.
3066 (IX86_BUILTIN_VPCOMGTW): Ditto.
3067 (IX86_BUILTIN_VPCOMGEW): Ditto.
3068 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3069 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3071 (IX86_BUILTIN_VPCOMEQD): Ditto.
3072 (IX86_BUILTIN_VPCOMNED): Ditto.
3073 (IX86_BUILTIN_VPCOMLTD): Ditto.
3074 (IX86_BUILTIN_VPCOMLED): Ditto.
3075 (IX86_BUILTIN_VPCOMGTD): Ditto.
3076 (IX86_BUILTIN_VPCOMGED): Ditto.
3077 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3078 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3080 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3081 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3082 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3083 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3084 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3085 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3086 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3087 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3089 (enum multi_arg_type): New enum for describing the various XOP
3090 intrinsic argument types.
3091 (bdesc_multi_arg): New table for XOP intrinsics.
3092 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3093 (ix86_expand_multi_arg_builtin): New function for creating XOP
3096 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3097 (xop_pmacsww): Ditto.
3098 (xop_pmacssww): Ditto.
3099 (xop_pmacsdd): Ditto.
3100 (xop_pmacssdd): Ditto.
3101 (xop_pmacssdql): Ditto.
3102 (xop_pmacssdqh): Ditto.
3103 (xop_pmacsdql): Ditto.
3104 (xop_pmacsdql_mem): Ditto.
3105 (xop_mulv2div2di3_low): Ditto.
3106 (xop_pmacsdqh): Ditto.
3107 (xop_pmacsdqh_mem): Ditto.
3108 (xop_mulv2div2di3_high): Ditto.
3109 (xop_pmacsswd): Ditto.
3110 (xop_pmacswd): Ditto.
3111 (xop_pmadcsswd): Ditto.
3112 (xop_pmadcswd): Ditto.
3113 (xop_pcmov_<mode>): Ditto.
3114 (xop_pcmov_<mode>256): Ditto.
3115 (xop_phaddbw): Ditto.
3116 (xop_phaddbd): Ditto.
3117 (xop_phaddbq): Ditto.
3118 (xop_phaddwd): Ditto.
3119 (xop_phaddwq): Ditto.
3120 (xop_phadddq): Ditto.
3121 (xop_phaddubw): Ditto.
3122 (xop_phaddubd): Ditto.
3123 (xop_phaddubq): Ditto.
3124 (xop_phadduwd): Ditto.
3125 (xop_phadduwq): Ditto.
3126 (xop_phaddudq): Ditto.
3127 (xop_phsubbw): Ditto.
3128 (xop_phsubwd): Ditto.
3129 (xop_phsubdq): Ditto.
3131 (rotl<mode>3): Ditto.
3132 (rotr<mode>3): Ditto.
3133 (xop_rotl<mode>3): Ditto.
3134 (xop_rotr<mode>3): Ditto.
3135 (vrotr<mode>3): Ditto.
3136 (vrotl<mode>3): Ditto.
3137 (xop_vrotl<mode>3): Ditto.
3138 (vlshr<mode>3): Ditto.
3139 (vashr<mode>3): Ditto.
3141 (xop_ashl<mode>3): Ditto.
3142 (xop_lshl<mode>3): Ditto.
3143 (ashlv16qi3): Ditto.
3144 (lshlv16qi3): Ditto.
3145 (ashrv16qi3): Ditto.
3147 (xop_frcz<mode>2): Ditto.
3148 (xop_vmfrcz<mode>2): Ditto.
3149 (xop_frcz<mode>2256): Ditto.
3150 (xop_maskcmp<mode>3): Ditto.
3151 (xop_maskcmp_uns<mode>3): Ditto.
3152 (xop_maskcmp_uns2<mode>3): Ditto.
3153 (xop_pcom_tf<mode>3): Ditto.
3155 * doc/invoke.texi (-mxop): Add documentation.
3156 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3158 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3161 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3162 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3163 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3165 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3168 * arm.md (peephole2 patterns for move and compare): New.
3170 2009-11-04 Nick Clifton <nickc@redhat.com>
3172 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3173 Make sure that it does not allow CONST_DOUBLEs.
3174 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3175 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3176 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3177 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3178 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3179 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3180 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3181 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3182 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3183 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3184 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3185 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3186 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3187 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3188 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3190 2009-11-04 Richard Guenther <rguenther@suse.de>
3192 PR tree-optimization/41919
3193 * tree-vrp.c (test_for_singularity): Properly compare values.
3195 2009-11-04 Revital Eres <eres@il.ibm.com>
3197 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3198 Consider peeling for alignment only for stores and remove
3199 redundant assignment.
3201 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3204 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3205 (m68k_ok_for_sibcall_p): Handle different result return locations.
3207 2009-11-04 Richard Guenther <rguenther@suse.de>
3209 * c-opts.c (c_common_post_options): Move LTO option processing
3211 * opts.c (decode_options): ... here.
3213 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3215 * c-common.c (fold_offsetof_1): Use %wd instead of
3216 HOST_WIDE_INT_PRINT_DEC.
3218 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3220 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3223 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3225 * config.gcc (vax-*-linux*): Keep the original contents of
3226 tmake_file while adding vax/t-linux.
3228 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3232 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3233 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3234 (STACK_CHECK_MOVING_SP): Likewise.
3235 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3236 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3237 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3238 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3239 Document PROBE_STACK.
3240 * explow.c (anti_adjust_stack_and_probe): New function.
3241 (allocate_dynamic_stack_space): Do not directly allocate space if
3242 STACK_CHECK_MOVING_SP, instead invoke above function.
3243 (emit_stack_probe): Handle probe_stack insn.
3244 (PROBE_INTERVAL): New macro.
3245 (STACK_GROW_OPTAB): Likewise.
3246 (STACK_GROW_OFF): Likewise.
3247 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3248 loop condition in the small constant case. Rewrite in the general
3249 case to be immune to wraparounds. Make sure the address of probes
3250 is valid. Try to use [base + disp] addressing mode if possible.
3251 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3252 checking is enabled and STACK_CHECK_MOVING_SP.
3253 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3254 return 1 for volatile references to the stack pointer.
3255 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3256 __builtin_alloca if stack checking is enabled.
3257 * unwind-dw2.c (uw_identify_context): Take into account whether the
3258 context is that of a signal frame or not.
3259 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3260 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3262 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3264 PR rtl-optimization/41917
3265 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3266 operand isn't known to be 0, return 1.
3268 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3270 * config/mips/mips.md: Fix typos.
3272 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3274 * doc/invoke.texi: Fix typo.
3276 2009-11-03 Paul Brook <paul@codesourcery.com>
3278 * config/arm/neon.ml (vectype): Add T_floatSF.
3279 (string_of_vectype): Ditto.
3280 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3281 (deftypes): Use float for float32_t.
3282 * config/arm/arm_neon.h: Regenerate.
3284 2009-11-03 Nick Clifton <nickc@redhat.com>
3285 Kevin Buettner <kevinb@redhat.com>
3287 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3288 order of expected registers.
3289 (rx_load_multiple_vector): Likewise.
3290 (rx_rtsd_vector): Likewise.
3291 * config/rx/rx.c (rx_cpu_type): New variable.
3292 (rx_print_operand): Fix bug printing 64-bit constant values.
3293 (rx_emit_stack_pushm): Reverse order of pushed registers.
3294 (gen_rx_store_vector): Likewise.
3295 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3297 (is_exception_func): Rename to is_interrupt_func and only accept
3298 "interrupt" as the attribute name.
3299 (rx_get_stack_layout): Use new function name.
3300 (rx_func_attr_inlinable): Likewise.
3301 (rx_attribute_table): Remove "exception".
3302 (rx_expand_prologue): If necessary push the accumulator register
3303 in the prologue of interrupt functions.
3304 (rx_expand_epilogue): If necessary pop the accumulator.
3305 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3306 (rx_expand_builtin_stz): Remove.
3307 (rx_expand_builtin_mvtipl): New function.
3308 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3309 (rx_expand_builtin): Likewise.
3310 (rx_enable_fpu): New variable.
3311 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3312 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3313 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3314 (enum rx_cpu_types): Define.
3315 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3316 (INCOMING_FRAME_SP_OFFSET): Define.
3317 (ARG_POINTER_CFA_OFFSET): Define.
3318 (FRAME_POINTER_CFA_OFFSET): Define.
3319 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3320 (ALLOW_RX_FPU_INSNS): Define.
3321 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3322 fast_math_flags_set_p.
3323 (UNSPEC_BUILTIN_MVTIPL): Define.
3324 (revl): Rename to bswapsi2.
3325 (bswaphi2): New pattern.
3326 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3327 (mvtaclo): Likewise.
3329 (mvtc): Remove clobber of cc0.
3332 * config/rx/rx.opt (mieee): Remove.
3337 (msave-acc-in-interrupts): Add.
3338 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3339 (MULTILIB_DIRS): Likewise.
3340 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3341 * doc/extend.texi: Remove description of "exception" function
3343 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3344 -msave-acc-in-interrupts options.
3346 2009-11-03 Richard Guenther <rguenther@suse.de>
3348 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3350 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3353 * c-common.c (fold_offsetof_1): Issue errors when the member
3354 designator of the offsetof expression is not legitimate.
3356 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3358 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3359 names instead of numerical constants.
3360 (sse_prologue_save): Ditto.
3361 (*sse_prologue_save_insn): Ditto.
3363 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3366 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3367 (TARGET_CALL_ESP): New define.
3368 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3370 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3371 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3372 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3374 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3375 New patterns, use "lsm" as operand 1 constraint.
3376 * config/i386/predicates.md (call_insn_operand): Depend on
3377 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3379 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3381 PR tree-optimization/41857
3382 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3383 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3385 * tree-ssa-address.c (move_hint_to_base): New function.
3386 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3387 address space associated with TYPE.
3388 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3389 most_expensive_mult_to_index. Call move_hint_to_base.
3390 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3391 TYPE to addr_to_parts.
3393 2009-11-02 Martin Jambor <mjambor@suse.cz>
3395 PR tree-optimization/41750
3396 * tree-sra.c (analyze_modified_params): Loop over all
3397 representatives of components of a parameter.
3399 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3401 PR tree-optimization/41841
3402 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3403 local variables of not yet materialized clones.
3406 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3407 for a VOIDmode variable.
3410 * c-pragma.c (visstack): Change into vector of ints rather than
3411 enum symbol_visibility.
3412 (push_visibility): Add kind argument, push default_visibility together
3414 (pop_visibility): Add kind argument, return true if successful, fail
3415 if visibility stack is empty or if stack top is of different kind.
3416 (handle_pragma_visibility): Don't check length of visstack, instead
3417 call pop_visibility and issue diagnostics if it failed. Pass 0
3418 as last argument to push_visibility and pop_visibility.
3419 * c-pragma.h (push_visibility): Add kind argument.
3420 (pop_visibility): Likewise. Return bool instead of void.
3422 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3424 * tree.def (TARGET_MEM_REF): Update comment.
3425 * alias.c (get_alias_set): Retrieve the original memory reference for
3426 a TARGET_MEM_REF before proceeding.
3428 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3430 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3431 frv_function_value_regno_p): New functions.
3432 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3433 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3434 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3435 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3437 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3439 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3440 new 'outgoing' argument.
3441 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3442 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3443 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3444 LIBCALL_VALUE): Remove.
3445 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3446 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3447 (mh10300_function_value_regno_p): Declare.
3449 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3451 * config/arm/cortex-a9.md: New - integer pipeline description.
3453 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3455 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3456 aborting if the sizes of the two references don't match.
3458 2009-10-31 Toon Moene <toon@moene.org>
3460 * ipa-inline.c (cgraph_decide_inlining):
3461 Include reason for not inlining called-once functions in dump file.
3463 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3465 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3466 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3467 (LINK_SPEC): BE_LINK_SPEC added.
3469 2009-10-30 Richard Guenther <rguenther@suse.de>
3472 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3474 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3476 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3477 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3480 2009-10-30 Martin Jambor <mjambor@suse.cz>
3482 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3484 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3487 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3488 first. Move assert on stack_alignment_estimated just before
3489 setting stack_realign_needed.
3490 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3491 Don't call update_stack_boundary.
3493 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3494 (verride_options): Don't check ix86_force_align_arg_pointer here.
3495 (ix86_function_ok_for_sibcall): Use it.
3496 (ix86_update_stack_boundary): Likewise.
3498 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3500 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3502 * arm.md (QHSI): New mode iterator.
3503 (movqi): If generating for thumb, then truncate any immediate to
3505 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3507 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3510 2009-10-29 Cary Coutant <ccoutant@google.com>
3513 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3514 locations in the source).
3515 (store_vcall_insn): New function.
3516 (lookup_vcall_insn): New function.
3517 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3518 (dwarf2out_copy_call_info): New function.
3519 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3520 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3521 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3522 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3523 (debug_nothing_rtx_rtx): New dummy hook.
3524 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3525 (xcoff_debug_hooks): Likewise.
3526 * sdbout.c (sdb_debug_hooks): Likewise.
3527 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3529 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3531 * doc/invoke.texi (mmcount-ra-address): Document new command line
3533 * config/mips/mips.opt (mmcount-ra-address): New option.
3534 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3536 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3538 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3539 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3541 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3542 mips_function_profiler.
3544 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3548 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3549 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3550 * optc-gen.awk (cl_target_option_restore): Include call to
3551 targetm.override_options_after_change.
3552 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3553 * target.h (override_options_after_change): New.
3554 * c-common.c (parse_optimize_options): Call
3555 targetm.override_options_after_change.
3556 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3557 (ia64_override_options_after_change): New.
3558 (ia64_override_options) Add call to above.
3560 2009-10-29 Michael Matz <matz@suse.de>
3562 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3563 (gate_convert_to_rsqrt): Ditto.
3564 (pass_convert_to_rsqrt): Ditto.
3565 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3566 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3569 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3571 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3573 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3576 2009-10-29 Martin Jambor <mjambor@suse.cz>
3578 PR tree-optimization/41775
3579 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3580 (generate_subtree_copies): Do not unshare agg.
3581 (load_assign_lhs_subreplacements): Do not unshare rhs.
3582 (sra_modify_assign): Do not unshare exprs.
3583 (propagate_subacesses_accross_link): Renamed to
3584 propagate_subaccesses_across_link.
3586 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3588 * arm.c (count_insns_for_constant): Rework to support counting for
3589 thumb2 immediates as well.
3590 (find_best_start): Split out from arm_gen_constant.
3591 (arm_gen_constant): Rework to support XOR with immediate.
3593 2009-10-29 Chao-ying Fu <fu@mips.com>
3595 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3597 (mips_expand_synci_loop): Use the length rtx to control the
3598 synci loop from the begin rtx that points to the first byte of
3601 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3603 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3605 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3607 * dbxout.c (dbxout_common_check): Accept non public trees.
3608 * dwarf2out.c (fortran_common): Accept non public trees.
3610 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3612 * common.opt (fuse-linker-plugin): New option.
3613 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3615 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3617 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3619 PR rtl-optimization/39715
3620 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
3621 (gen_cstoresi_ltu_thumb1): New splitter.
3623 2009-10-28 Richard Guenther <rguenther@suse.de>
3627 * tree-ssa.c (useless_type_conversion_p): Do not treat
3628 conversions to pointers to incomplete types as useless.
3629 * gimple.c (gimple_types_compatible_p): Compare struct tags,
3632 2009-10-28 Jakub Jelinek <jakub@redhat.com>
3634 * var-tracking.c (emit_note_insn_var_location): Don't call the second
3635 vt_expand_loc unnecessarily when location is not a register nor
3639 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
3640 fields don't have DECL_NAME.
3643 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
3644 call convert_memory_address on addr.
3647 * config/i386/i386.c (ix86_pic_register_p): Don't call
3648 rtx_equal_for_cselib_p for VALUEs discarded as useless.
3650 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
3652 * var-tracking.c (emit_note_insn_var_location): Get the mode of
3653 a variable part from its REG, MEM or VALUE.
3655 2009-10-28 Richard Guenther <rguenther@suse.de>
3657 * gimple.c (gimple_get_alias_set): Fix comment typo.
3659 2009-10-28 Richard Guenther <rguenther@suse.de>
3661 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
3662 (free_lang_data): Unconditionally compute alias sets for all
3663 standard integer types. Bail out if gate bailed out previously.
3664 Do not reset the types_compatible_p langhook.
3665 (gate_free_lang_data): Remove.
3666 (struct pass_ipa_free_lang_data): Enable unconditionally.
3667 * gimple.c (gimple_get_alias_set): Use the same alias-set for
3670 2009-10-28 Richard Guenther <rguenther@suse.de>
3673 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
3674 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
3675 (call_may_clobber_ref_p_1): Likewise.
3676 * tree-ssa-structalias.c (find_func_aliases): Likewise.
3677 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
3679 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3681 PR rtl-optimization/41812
3684 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3686 * df-problems.c (df_md_scratch): New.
3687 (df_md_alloc, df_md_free): Allocate/free it.
3688 (df_md_local_compute): Only include live registers in init.
3689 (df_md_transfer_function): Prune the in-set computed by
3690 the confluence function, and the gen-set too.
3692 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3694 PR rtl-optimization/39715
3695 * combine.c (simplify_comparison): Use extensions to
3696 widen comparisons. Try an ANDing first.
3698 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3700 PR rtl-optimization/40741
3701 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
3702 a small constant is cheap.
3703 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
3704 force_reg on the LHS.
3705 (xorsi3): Likewise, and split the XOR if the constant is complex
3706 and not in Thumb mode.
3708 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3710 * expmed.c (emit_store_flag): Check costs before
3711 transforming to the opposite representation.
3713 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3715 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
3716 cstore result to DImode.
3718 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
3720 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
3721 inside the unspec vector.
3723 2009-10-27 Richard Henderson <rth@redhat.com>
3725 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
3727 2009-10-27 Richard Henderson <rth@redhat.com>
3730 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
3731 eh_region_may_contain_throw; update users.
3732 (eh_region_may_contain_throw): New function.
3733 (lower_catch): Check flag_exceptions before creating exception region.
3734 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
3735 (lower_cleanup): Tidy existing flag_exceptions check to match.
3737 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
3740 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
3741 * config/i386/mingw.opt: Add fset-stack-executable.
3742 * config/i386/i386.c (ix86_trampoline_init): Make call to
3743 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
3744 defined and its value is not zero.
3747 2009-10-27 Richard Guenther <rguenther@suse.de>
3749 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
3750 handle calls to externally visible functions like in regular mode.
3751 (create_variable_info_for): Do not create function infos here.
3752 (have_alias_info): Remove write-only variable.
3753 (solve_constraints): New function split out from common code
3754 in compute_points_to_sets and ipa_pta_execute.
3755 (compute_points_to_sets): Adjust.
3756 (ipa_pta_execute): Likewise. Handle clones and externally visible
3757 functions like in non-IPA mode.
3759 2009-10-27 Jakub Jelinek <jakub@redhat.com>
3762 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
3765 2009-10-27 Richard Guenther <rguenther@suse.de>
3767 * tree-complex.c (expand_complex_div_wide): Check for
3768 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
3770 2009-10-27 Revital Eres <eres@il.ibm.com>
3772 PR tree-optimization/40648
3773 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3774 Change decision of when to peel for alignment.
3776 2009-10-27 Richard Guenther <rguenther@suse.de>
3779 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
3781 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
3784 * fold-const.c (fold_binary_loc): Do not call
3785 protected_set_expr_location.
3787 2009-10-27 Wei Guozhi <carrot@google.com>
3790 * target.h (have_conditional_execution): Add a new target hook
3792 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
3793 * targhooks.h (default_have_conditional_execution): Likewise.
3794 * targhooks.c (default_have_conditional_execution): Likewise.
3795 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
3796 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
3797 (arm_have_conditional_execution): New function.
3798 * ifcvt.c (noce_process_if_block, find_if_header,
3799 cond_exec_find_if_block, dead_or_predicable): Change the usage of
3800 macro HAVE_conditional_execution to a target hook call.
3801 * recog.c (peephole2_optimize): Likewise.
3802 * sched-rgn.c (add_branch_dependences): Likewise.
3803 * final.c (asm_insn_count, final_scan_insn): Likewise.
3804 * bb-reorder.c (HAVE_conditional_execution): Remove it.
3806 2009-10-26 Ben Elliston <bje@au.ibm.com>
3807 Michael Meissner <meissner@linux.vnet.ibm.com>
3808 Ulrich Weigand <uweigand@de.ibm.com>
3810 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
3811 * config/spu/spu_cache.h: New file.
3813 * config/spu/cachemgr.c: New file.
3814 * config/spu/cache.S: New file.
3816 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
3817 (ADDR_SPACE_EA): Define.
3818 (TARGET_ADDR_SPACE_KEYWORDS): Define.
3819 * config/spu/spu.c (EAmode): New macro.
3820 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3821 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3822 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
3823 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
3824 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
3825 (TARGET_ADDR_SPACE_CONVERT): Likewise.
3826 (TARGET_ASM_SELECT_SECTION): Likewise.
3827 (TARGET_ASM_UNIQUE_SECTION): Likewise.
3828 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
3829 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
3830 (ea_symbol_ref): New function.
3831 (spu_legitimate_constant_p): Handle __ea qualified addresses.
3832 (spu_addr_space_legitimate_address_p): New function.
3833 (spu_addr_space_legitimize_address): Likewise.
3834 (cache_fetch): New global.
3835 (cache_fetch_dirty): Likewise.
3836 (ea_alias_set): Likewise.
3837 (ea_load_store): New function.
3838 (ea_load_store_inline): Likewise.
3839 (expand_ea_mem): Likewise.
3840 (spu_expand_mov): Handle __ea qualified memory references.
3841 (spu_addr_space_pointer_mode): New function.
3842 (spu_addr_space_address_mode): Likewise.
3843 (spu_addr_space_subset_p): Likewise.
3844 (spu_addr_space_convert): Likewise.
3845 (spu_section_type_flags): Handle "._ea" section.
3846 (spu_select_section): New function.
3847 (spu_unique_section): Likewise.
3848 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
3849 and __EA64__ predefined macros.
3850 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
3851 -matomic-updates switches.
3853 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
3854 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
3855 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
3856 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
3857 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
3858 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
3859 $(T)cache128k.o): Likewise.
3860 ($(T)libgcc_%.a): Likewise.
3862 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
3863 * config/spu/spu.opt (-mea32/-mea64): Add switches.
3864 (-maddress-space-conversion): Likewise.
3865 (-mcache-size=): Likewise.
3866 (-matomic-updates): Likewise.
3867 * doc/invoke.texi (-mea32/-mea64): Document.
3868 (-maddress-space-conversion): Likewise.
3869 (-mcache-size=): Likewise.
3870 (-matomic-updates): Likewise.
3872 2009-10-26 Ben Elliston <bje@au.ibm.com>
3873 Michael Meissner <meissner@linux.vnet.ibm.com>
3874 Ulrich Weigand <uweigand@de.ibm.com>
3876 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
3878 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
3879 defined, add the named address space keywords.
3880 (c_addr_space_name): New function.
3881 (complete_array_type): Preserve named address space.
3882 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
3883 instead of targetm.valid_pointer_mode.
3885 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
3886 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
3887 (ADDR_SPACE_KEYWORD): New macro.
3888 (c_addr_space_name): Add prototype.
3890 * c-tree.h (struct c_declspecs): Add address_space member.
3891 (declspecs_add_addrspace): Add prototype.
3893 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
3895 * c-parser.c (c_parse_init): Add assertion.
3896 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
3897 (c_lex_one_token): Handle address space keywords.
3898 (c_token_starts_typename): Likewise.
3899 (c_token_starts_declspecs): Likewise.
3900 (c_parser_declspecs): Likewise.
3901 (c_parser_postfix_expression_after_paren_type): Diagnose compound
3902 literal within function qualified with named address space.
3904 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
3905 address space qualifiers.
3906 (shadow_tag_warned): Warn about useless address space qualifiers.
3907 (quals_from_declspecs): Handle address space qualifiers.
3908 (grokdeclarator): Likewise.
3909 (build_null_declspecs): Likewise.
3910 (declspecs_add_addrspace): New function.
3912 * c-typeck.c (addr_space_superset): New function.
3913 (qualify_type): Handle named address spaces.
3914 (composite_type): Likewise.
3915 (common_pointer_type): Likewise.
3916 (comp_target_types): Likewise.
3917 (build_conditional_expr): Likewise.
3918 (handle_warn_cast_qual): Likewise.
3919 (build_c_cast): Likewise.
3920 (convert_for_assignment): Likewise.
3921 (build_binary_op): Likewise.
3922 (pointer_diff): Handle named address spaces. Use intermediate
3923 integer type of sufficient size if required.
3925 2009-10-26 Ben Elliston <bje@au.ibm.com>
3926 Michael Meissner <meissner@linux.vnet.ibm.com>
3927 Ulrich Weigand <uweigand@de.ibm.com>
3929 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
3930 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3931 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3933 * target.h (struct target_def): Add pointer_mode, address_mode,
3934 and valid_pointer_mode to addr_space substructure.
3935 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
3936 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
3937 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
3938 (TARGET_ADDR_SPACE_HOOKS): Add them.
3939 * targhooks.c (target_default_pointer_address_modes_p): New function.
3940 * target.h (target_default_pointer_address_modes_p): Add prototype.
3941 * targhooks.c (default_addr_space_pointer_mode): New function.
3942 (default_addr_space_address_mode): Likewise.
3943 (default_addr_space_valid_pointer_mode): Likewise.
3944 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
3945 (default_addr_space_address_mode): Likewise.
3946 (default_addr_space_valid_pointer_mode): Likewise.
3947 * output.h (default_valid_pointer_mode): Move to ...
3948 * targhooks.h (default_valid_pointer_mode): ... here.
3949 * varasm.c (default_valid_pointer_mode): Move to ...
3950 * targhooks.c (default_valid_pointer_mode): ... here.
3952 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
3953 instead of targetm.valid_pointer_mode.
3955 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
3956 * tree.c (integer_pow2p): Likewise.
3957 (tree_log2): Likewise.
3958 (tree_floor_log2): Likewise.
3959 (signed_or_unsigned_type_for): Support pointer type of different size.
3960 (int_or_pointer_precision): New function.
3961 * tree.h (int_or_pointer_precision): Add prototype.
3962 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
3963 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
3964 incoming pointer type instead of POINTER_SIZE.
3966 * tree.c (build_pointer_type): Use appropriate pointer mode
3967 instead of ptr_mode.
3968 (build_reference_type): Likewise.
3969 * expr.c (store_expr): Likewise.
3970 (expand_expr_addr_expr): Likewise.
3971 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
3972 * cfgexpand.c (expand_debug_expr): Likewise.
3974 * auto-inc-dec.c: Include "target.h".
3975 (try_merge): Use appropriate address mode instead of Pmode.
3976 (find_inc): Likewise.
3977 * combine.c (find_split_point): Likewise.
3978 * cselib.c (cselib_record_sets): Likewise.
3979 * dse.c (replace_inc_dec): Likewise.
3980 (canon_address): Likewise.
3981 * var-tracking.c (replace_expr_with_values): Likewise.
3982 (count_uses): Likewise.
3983 (add_uses): Likewise.
3984 (add_stores): Likewise.
3985 * emit-rtl.c: Include "target.h".
3986 (adjust_address_1): Use appropriate address mode instead of Pmode.
3987 (offset_address): Likewise.
3988 * explow.c (break_out_memory_refs): Likewise.
3989 (memory_address_addr_space): Likewise.
3990 (promote_mode): Likewise.
3991 * expr.c (move_by_pieces): Likewise.
3992 (emit_block_move_via_loop): Likewise.
3993 (store_by_pieces): Likewise.
3994 (store_by_pieces_1): Likewise.
3995 (expand_assignment): Likewise.
3996 (store_constructor): Likewise.
3997 (expand_expr_addr_expr): Likewise.
3998 (expand_expr_real_1): Likewise.
3999 * cfgexpand.c (expand_debug_expr): Likewise.
4000 * ifcvt.c (noce_try_cmove_arith): Likewise.
4001 * regcprop.c (kill_autoinc_value): Likewise.
4002 * regmove.c (try_auto_increment): Likewise.
4003 * reload.c (find_reloads): Likewise.
4004 (find_reloads_address): Likewise.
4005 (find_reloads_address_1): Likewise.
4006 * sched-deps.c: Include "target.h".
4007 (sched_analyze_1): Use appropriate address mode instead of Pmode.
4008 (sched_analyze_2): Likewise.
4009 * sel-sched-dump.c: Include "target.h".
4010 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4011 * stor-layout.c (layout_type): Likewise.
4012 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4013 (multiplier_allowed_in_address_p): Likewise.
4014 (get_address_cost): Likewise.
4015 * varasm.c (make_decl_rtl): Likewise.
4017 * expr.c (expand_assignment): Always convert offsets to appropriate
4019 (store_expr): Likewise.
4020 (store_constructor): Likewise.
4021 (expand_expr_real_1): Likewise.
4023 * reload.h (form_sum): Add MODE argument.
4024 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4025 Update recursive calls.
4026 (subst_indexed_address): Update calls to form_sum.
4028 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4029 * tree-ssa-address.c: Include "target.h".
4030 (templates): Replace by ...
4031 (mem_addr_template_list): ... this new vector.
4032 (TEMPL_IDX): Handle address space numbers.
4033 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4034 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4035 instead of global cache. Update call to gen_addr_rtx.
4036 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4037 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4039 * rtl.h (convert_memory_address_addr_space): Add prototype.
4040 (convert_memory_address): Define as macro.
4041 * explow.c (convert_memory_address): Rename to ...
4042 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4043 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4044 Update recursive calls.
4045 (memory_address_addr_space): Call convert_memory_address_addr_space.
4046 * expmed.c (make_tree): Likewise.
4047 * expr.c (expand_assignment): Likewise.
4048 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4049 (expand_expr_addr_expr): Likewise. Also, update call.
4051 * alias.c (find_base_value): Guard pointer size optimizations.
4052 (find_base_term): Likewise.
4053 * rtlanal.c (nonzero_bits1): Likewise.
4054 (num_sign_bit_copies1): Likewise.
4055 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4057 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4058 (emit-rtl.o): Likewise.
4059 (auto-inc-dec.o): Likewise.
4060 (sched-deps.o): Likewise.
4062 2009-10-26 Ben Elliston <bje@au.ibm.com>
4063 Michael Meissner <meissner@linux.vnet.ibm.com>
4064 Ulrich Weigand <uweigand@de.ibm.com>
4066 * doc/extend.texi (Named Address Spaces): New section.
4067 * coretypes.h (addr_space_t): New type.
4068 (ADDR_SPACE_GENERIC): New define.
4069 (ADDR_SPACE_GENERIC_P): New macro.
4071 * doc/tm.texi (Named Address Spaces): New section.
4072 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4073 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4074 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4075 (TARGET_ADDR_SPACE_CONVERT): Document.
4076 * target.h (struct gcc_target): Add addr_space substructure.
4077 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4078 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4079 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4080 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4081 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4082 (TARGET_INITIALIZER): Initialize addr_space hooks.
4083 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4084 (default_addr_space_legitimize_address): Likewise.
4085 (default_addr_space_subset_p): Likewise.
4086 (default_addr_space_convert): Likewise.
4087 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4088 (default_addr_space_legitimize_address): Likewise.
4089 (default_addr_space_subset_p): Likewise.
4090 (default_addr_space_convert): Likewise.
4092 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4093 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4094 (MEM_ADDR_SPACE): New macro.
4095 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4096 address space memory attribute.
4097 (mem_attrs_htab_hash): Handle address space memory attribute.
4098 (mem_attrs_htab_eq): Likewise.
4099 (set_mem_attributes_minus_bitpos): Likewise.
4100 (set_mem_alias_set): Likewise.
4101 (set_mem_align): Likewise.
4102 (set_mem_expr): Likewise.
4103 (set_mem_offset): Likewise.
4104 (set_mem_size): Likewise.
4105 (adjust_address_1): Likewise.
4106 (offset_address): Likewise.
4107 (widen_memoy_address): Likewise.
4108 (get_spill_slot_decl): Likewise.
4109 (set_mem_attrs_for_spill): Likewise.
4110 (set_mem_addr_space): New function.
4111 * emit-rtl.h (set_mem_addr_space): Add prototype.
4112 * print-rtl.c (print_rtx): Print address space memory attribute.
4113 * expr.c (expand_assignment): Set address space memory attribute
4114 of generated MEM RTXes as appropriate.
4115 (expand_expr_real_1): Likewise.
4116 * cfgexpand.c (expand_debug_expr): Likewise.
4117 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4119 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4120 size of "spare" bitfield.
4121 (TYPE_ADDR_SPACE): New macro.
4122 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4123 (DECODE_QUAL_ADDR_SPACE): Likewise.
4124 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4125 (KEEP_QUAL_ADDR_SPACE): Likewise.
4126 (TYPE_QUALS): Encode type address space.
4127 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4128 * tree.c (set_type_quals): Set type address space.
4129 (build_array_type): Inherit array address space from element type.
4130 * print-tree.c (print_node_brief): Print type address space.
4131 (print_node): Likewise.
4132 * tree-pretty-print.c (dump_generic_node): Likewise.
4134 * explow.c (memory_address): Rename to ...
4135 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4136 Use address-space aware variants of memory address routines.
4137 * recog.c (memory_address_p): Rename to ...
4138 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4139 Use address-space aware variants of memory address routines.
4140 (offsettable_address_p): Rename to ...
4141 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4142 Use address-space aware variants of memory address routines.
4143 * reload.c (strict_memory_address_p): Rename to ...
4144 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4145 Use address-space aware variants of memory address routines.
4146 (maybe_memory_address_p): Rename to ...
4147 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4148 Use address-space aware variants of memory address routines.
4149 * expr.h (memory_address_addr_space): Add prototype.
4150 (memory_address): Define as macro.
4151 * recog.h (memory_address_addr_space_p): Add prototype.
4152 (memory_address_p): Define as macro.
4153 (offsettable_address_addr_space_p): Add prototype.
4154 (offsettable_address_p): Define as macro.
4155 (strict_memory_address_addr_space_p): Add prototype.
4156 (strict_memory_address_p): Define as macro.
4158 * combine.c (find_split_point): Use address-space aware variants
4159 of memory address routines.
4160 * emit-rtl.c (operand_subword): Likewise.
4161 (change_address_1): Likewise.
4162 (adjust_address_1): Likewise.
4163 (offset_address): Likewise.
4164 * expr.c (emit_move_insn): Likewise.
4165 (expand_assignment): Likewise.
4166 (expand_expr_real_1): Likewise.
4167 * recog.c (verify_changes): Likewise.
4168 (general_operand): Likewise.
4169 (offsettable_memref_p): Likewise.
4170 (offsettable_nonstrict_memref_p): Likewise.
4171 (constrain_operands): Likewise.
4172 * reload.c (get_secondary_mem): Likewise.
4173 (find_reloads_toplev): Likewise.
4174 (find_reloads_address): Likewise.
4175 (find_reloads_subreg_address): Likewise.
4176 * reload1.c (reload): Likewise.
4177 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4178 * rtl.h (address_cost): Add ADDRSPACE argument.
4179 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4180 aware variant of memory address routines.
4181 * loop-invariant.c (create_new_invariant): Update address_cost call.
4182 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4183 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4184 Use address-space aware variant of memory address routines.
4185 (propagate_rtx_1): Update call to should_replace_address.
4186 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4188 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4189 ADDRSPACE argument. Use per-address-space instead of global cache.
4190 Use address-space aware variant of memory address routines.
4191 (get_address_cost): Likewise.
4192 (get_computation_cost_at): Update calls.
4193 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4194 Use address-space aware variant of memory address routines.
4195 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4196 (most_expensive_mult_to_index): Update call to
4197 multiplier_allowed_in_address_p.
4199 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4200 attribute to indicate named address spaces.
4202 * varasm.c (get_variable_section): DECLs in named address spaces
4205 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4206 for addresses in a non-generic address space.
4208 * expr.c (emit_block_move_hints): Do not use libcalls for
4209 memory in non-generic address spaces.
4210 (clear_storage_hints): Likewise.
4211 (expand_assignment): Likewise.
4213 * fold-const.c (operand_equal_p): Expressions refering to different
4214 address spaces are not equivalent.
4216 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4217 spaces are not equivalent.
4218 (rtx_equal_p): Likewise.
4219 * cse.c (exp_equiv_p): Likewise.
4220 * jump.c (rtx_renumbered_equal_p): Likewise.
4221 * reload.c (operands_match_p): Likewise.
4223 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4224 address spaces may alias.
4225 (true_dependence): Likewise.
4226 (canon_true_dependence): Likewise.
4227 (write_dependence_p): Likewise.
4229 * dse.c (canon_address): Handle named address spaces.
4230 * ifcvt.c (noce_try_cmove_arith): Likewise.
4232 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4233 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4234 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4235 to handle conversions between different address spaces.
4236 * fold-const.c (fold_convert_loc): Likewise.
4237 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4238 * tree-pretty-print.c (dump_generic_node): Likewise.
4239 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4240 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4241 * tree-inline.c (estimate_operator_cost): Likewise.
4242 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4243 to different address spaces are not useless.
4245 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4248 * cfgcleanup.c (trivially_empty_bb_p): New function.
4249 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4252 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4253 add_name_and_src_coords_attributes, gen_namespace_die,
4254 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4256 2009-10-26 Nick Clifton <nickc@redhat.com>
4258 * config.gcc: Add support for RX target.
4259 * config/rx: New directory.
4260 * config/rx/constraints.md: New file.
4261 * config/rx/predicates.md: New file.
4262 * config/rx/rx.c: New file.
4263 * config/rx/rx.h: New file.
4264 * config/rx/rx.md: New file.
4265 * config/rx/rx.opt: New file.
4266 * config/rx/rx-protos.h: New file.
4267 * config/rx/t-rx: New file.
4268 * doc/extend.texi: Document RX function attributes.
4269 * doc/invoke.texi: Document RX specific command line options.
4270 * doc/contrib.texi: Document RX contribution.
4271 * doc/md.texi: Document RX constraints.
4272 * doc/install.texi: Document RX support.
4274 2009-10-26 Michael Matz <matz@suse.de>
4276 PR tree-optimization/41783
4277 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4278 case for simple diamonds.
4279 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4280 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4281 argument, use alias oracle to skip some vdefs.
4282 (phi_translate_1): Change call to above, don't allocate new
4283 value ids if they can stay the same.
4284 (compute_avail): Allow vuse walking when looking up references.
4286 2009-10-26 Richard Guenther <rguenther@suse.de>
4288 PR tree-optimization/41826
4289 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4290 access to re-allocated vector fields.
4292 2009-10-26 Richard Guenther <rguenther@suse.de>
4294 * graphite-sese-to-poly.c (check_poly_representation): Fix
4295 compile without checking.
4297 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4300 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4301 * gimplify.c (tree_should_carry_location_p,
4302 tree_annotate_one_with_location,tree_annotate_all_with_location):
4303 Remove obsolete functions.
4305 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4308 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4310 2009-10-25 Richard Guenther <rguenther@suse.de>
4312 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4313 Stream DECL_RESTRICTED_P.
4314 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4316 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4318 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4319 a note when expanding to nothing.
4321 2009-10-25 Richard Guenther <rguenther@suse.de>
4324 * tree.c (find_decls_types_r): Deal with Java overloading
4325 BINFO_VIRTUALS for its own purpose.
4327 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4329 * config/mips/predicates.md (hilo_operand): New predicate.
4330 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4331 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4332 splitter part from here ...:
4333 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4334 op0 and op4 to match the DINS case.
4335 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4337 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4340 * avr.md (QIDI): Add new mode iterator.
4341 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4342 patterns for all QI thru DI modes combinations.
4343 (sbrx_and_branch<mode>): Create new and based bit test and jump
4344 patterns for QI thru SI modes.
4345 avr.c (avr_out_sbxx_branch): Use only bit number.
4347 2009-10-24 Jan Hubicka <jh@suse.cz>
4349 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4351 (analyze_function): When analyzing noreturn nothrow call, do not
4352 compute written stats; free bitmaps of vars early if possible.
4353 (generate_summary): Only update bitmaps if computed.
4354 (propagate): Only dump bitmaps if computed.
4355 (ipa_reference_read_summary): Fix pasto.
4357 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4359 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4360 (aliasing_component_refs_p): ...this. Return true if there is no
4361 common base and the base access types have the same alias set.
4362 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4363 (indirect_refs_may_alias_p): Likewise.
4365 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4368 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4369 a C_MAYBE_CONST_EXPR.
4371 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4374 * config/rs6000/rs6000.c (struct machine_function): Add
4375 vsx_or_altivec_used_p to record if vector types are used.
4376 (rs6000_expand_to_rtl_hook): Rename from
4377 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4378 any vector operations, so if there are, we can set VRSAVE to
4379 non-zero when only floating point vector registers are used.
4380 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4381 (rs6000_check_vector_mode): Inner function to check if vector
4382 types are used in the code.
4383 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4384 vector instructions are used.
4386 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4387 Indicate that VSX registers which overlap floating point
4388 registers, can't be used across a call, since the ABI only states
4389 the scalar part of the register will be saved and restored.
4391 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4394 * alias.c (get_alias_set): Call langhook before returning 0 for
4395 types with structural equality.
4396 * c-common.c (c_common_get_alias_set): Use alias set of element
4397 type for arrays with structural comparison.
4399 2009-10-23 Richard Guenther <rguenther@suse.de>
4402 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4403 gimple_call_nothrow_p.
4405 2009-10-23 Richard Guenther <rguenther@suse.de>
4407 PR tree-optimization/41778
4408 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4409 redundancy along a path in the CFG we want to optimize for speed
4410 is going to be removed.
4411 (execute_pre): Do partial-PRE only if the function is to be
4412 optimized for speed.
4413 (gate_pre): Do not turn off all of PRE when not optimizing a
4416 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4418 * builtins.c (fold_builtin_cabs): Use validate_arg().
4419 (fold_builtin_cexp): Fix if-logic.
4420 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4422 2009-10-22 Jeff Law <law@redhat.com>
4424 * ira-lives.c (process_single_reg_class_operands): Update the
4425 hard reg costs for all the hard registers desired by the
4426 single reg class operand.
4428 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4430 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4431 for rtxes that aren't handled specially.
4433 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4435 * rtl.h (shallow_copy_rtvec): Declare.
4436 * rtl.c (shallow_copy_rtvec): New function.
4437 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4438 rtx field if the subrtx has changed.
4440 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4442 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4443 (m32c_function_value): Make static, add new 'outgoing' argument.
4444 (m32c_libcall_value): Make static, add new 'fun' argument.
4445 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4446 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4447 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4448 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4449 (m32c_function_value, m32c_libcall_value): Delete declaration.
4451 2009-10-22 Diego Novillo <dnovillo@google.com>
4453 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4455 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4457 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4460 2009-10-22 Richard Guenther <rguenther@suse.de>
4462 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4463 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4464 (lto_symtab_merge): Do not merge cgraph nodes here.
4465 (lto_symtab_resolve_can_prevail_p): Simplify.
4466 (lto_symtab_resolve_symbols): Store cgraph node.
4467 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4468 functions from the symtab.
4469 (lto_symtab_merge_cgraph_nodes_1): New function.
4470 (lto_symtab_merge_cgraph_nodes): Likewise.
4472 2009-10-22 Richard Guenther <rguenther@suse.de>
4475 * lto-streamer-out.c (lto_output_location): Stream the
4477 * lto-streamer-in.c (lto_input_location): Likewise.
4479 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4481 * cfgloopmanip.c (duplicate_subloops): Export.
4482 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4483 (transform_to_exit_first_loop): Duplicate bbs starting from
4484 header up to loop->latch instead of exit->src.
4485 Initialize control variable to the correct number of iterations.
4486 (gather_scalar_reductions): Do not register double reductions.
4487 (parallelize_loops): Dump which loop is tested.
4488 Indicate whether the parallelized loop is inner or not.
4489 Remove the innermost-loop requirement.
4490 * cfgloop.h (duplicate_subloops): Export.
4491 * tree-cfg.c (add_phi_args_after_redirect): New function.
4492 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4493 Call duplicate_subloops.
4494 Update number of iterations at the exit condition.
4495 Don't redirect nexits always to the loop exit.
4496 Redirect copied edges from latch to the loop exit.
4498 2009-10-22 Jan Hubicka <jh@suse.cz>
4500 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4502 * ipa-inline.c (cgraph_mark_inline_edge,
4503 cgraph_decide_inlining_of_small_function,
4504 cgraph_decide_inlining, inline_read_summary): Disable indirect
4505 inlining for WPA for time being.
4507 PR tree-optimize/40556
4508 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4510 2009-10-22 Richard Guenther <rguenther@suse.de>
4512 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4513 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4515 2009-10-22 Jan Hubicka <jh@suse.cz>
4518 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4520 (check_call): Handle only indirect calls.
4521 (propagate_bits): Update comment.
4522 (write_node_summary_p): Turn bogus check to assert.
4523 (ipa_reference_write_summary): Stream calls_read_all properly.
4524 (ipa_reference_read_summary): Stream in calls_read_all properly.
4525 (read_write_all_from_decl): New function.
4526 (propagate): Handle OVERWRITABLE nodes and external calls here.
4527 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4529 (analyze_function): Do not check visibility here.
4530 (add_new_function): We summary OVERWRITABLE too.
4531 (generate_summary): Stream OVERWRITABLE nodes too.
4532 (propagate): Handle external calls and OVERWRITABLE nodes here.
4533 (local_pure_const): Check visibility here.
4535 2009-10-22 Jan Hubicka <jh@suse.cz>
4537 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4538 (pass_ipa_cp): Register them.
4539 (ipcp_init_stage): Analyze all functions for whopr/lto.
4540 (ipcp_propagate_stage): Skip external calls.
4541 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4542 * ipa-reference.c (write_node_summary_p): Fix thinko about
4544 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4545 when in ltrans, skip executing of ipa passes since everything
4546 should've been done.
4547 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4548 (inline_generate_summary): Likewise.
4549 (inline_read_summary): New function.
4550 (inline_write_summary): New function.
4551 (pass_ipa_inline): Register new hooks.
4552 * ipa-prop.c: Inlcude lto-streamer.h
4553 (ipa_edge_args_vector): Update declaration.
4554 (ipa_count_arguments, ipa_compute_jump_functions,
4555 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4556 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4557 ipa_read_node_info): New static functions.
4558 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4559 (duplicate_array): Use xmalloc.
4560 (duplicate_ggc_array): New.
4561 (ipa_edge_duplication_hook): Use it.
4562 (ipa_update_after_lto_read): New function.
4563 * ipa-prop.h (ipa_prop_write_jump_functions,
4564 ipa_prop_read_jump_functions): Declare.
4565 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4566 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4567 (ipa_edge_args_vector): Move into GGC.
4568 (ipa_check_create_edge_args): Update.
4569 (ipa_update_after_lto_read): New.
4570 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4572 (ipa_read_summaries): When in ltrans, so not read summaries.
4573 * lto-streamer.c (lto_get_section_name): Add
4574 LTO_section_jump_functions.
4575 * lto-streamer.h (LTO_section_jump_functions): New section.
4576 (produce_asm): Declare.
4577 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4578 * lto-streamer-out.c (produce_asm): Export.
4579 * lto-streamer-in.c: Include tree-pass.h
4580 (input_function): Free dominance info when done.
4581 (lto_read_body): Push ipa_inline in ltrans stage.
4582 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4583 * Makefile.in (GTFILES): Add ipa-prop.h
4585 2009-10-22 Matthias Klose <doko@ubuntu.com>
4587 * doc/install.texi: Document --enable-browser-plugin.
4589 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4591 * doc/invoke.texi (fira-loop-pressure): Update default value.
4592 * opts.c (decode_options): Remove default value setting for
4593 flag_ira_loop_pressure.
4594 * config/ia64/ia64.c (ia64_override_options): Set
4595 flag_ira_loop_pressure up for -O3.
4596 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4598 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4600 PR tree-optimization/41497
4601 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4602 chrec_dont_know if the evolution function returned by follow_ssa_edge
4603 is constant in the analyzed loop and is not compatible with the
4604 initial value before the loop.
4605 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4607 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4609 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4611 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4614 * doc/invoke.texi: Document -print-multi-os-directory.
4616 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4619 * gcc/config/darwin10.h: Use default_emit_unwind_label.
4620 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
4621 when darwin_emit_unwind_label is used.
4623 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
4625 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
4628 2009-10-20 Richard Henderson <rth@redhat.com>
4630 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
4631 before emit_post_landing_pad.
4633 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
4635 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
4636 Use when calling rtx_costs.
4637 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
4638 global optimize_size. Pass speed to mips_binary_cost.
4640 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4642 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
4645 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
4647 * rtl.h (simplify_replace_fn_rtx): Declare.
4648 (wrap_constant, unwrap_constant): Delete.
4649 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
4650 (expand_debug_expr): Don't call wrap_constant.
4651 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
4652 (auto_adjust_pair): Fold into...
4653 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
4654 Just return a new value.
4655 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
4656 otherwise use simplify_replace_rtx.
4657 * cselib.c (wrap_constant): Reinstate old definition.
4658 (cselib_expand_value_rtx_1): Don't wrap constants.
4659 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
4660 simplify_replace_rtx.
4661 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
4662 * reload1.c (reload): Skip all uses for an insn before adjusting it.
4663 Use simplify_replace_rtx.
4664 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
4666 (simplify_replace_rtx): ...here. Turn into a wrapper for
4667 simplify_replace_fn_rtx.
4668 (simplify_unary_operation): Don't unwrap CONSTs.
4669 * var-tracking.c (check_wrap_constant): Delete.
4670 (vt_expand_loc_callback): Don't call it.
4671 (vt_expand_loc): Likewise.
4673 2009-10-20 Pascal Obry <obry@adacore.com>
4674 Eric Botcazou <ebotcazou@adacore.com>
4676 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
4678 2009-10-20 Michael Matz <matz@suse.de>
4680 * loop-invariant.c (create_new_invariant): Use different magic number.
4682 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
4685 * arm.c (arm_override_options): Forcibly disable hot/cold block
4688 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4691 * haifa-sched.c (try_ready): Skip debug deps updating speculation
4694 2009-10-20 Richard Guenther <rguenther@suse.de>
4696 * ggc-page.c: Include cfgloop.h.
4697 (struct max_alignment): Drop long double, add void *.
4698 (extra_order_size_table): Add low non-power-of-two multiples
4699 of MAX_ALIGNMENT. Drop small type-based entries, add
4700 tree_type, cgraph_node and loop.
4701 * alloc-pool.c (struct allocation_object_def): Drop long double
4704 2009-10-20 Jakub Jelinek <jakub@redhat.com>
4707 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
4708 referenced just in DEBUG_INSNs.
4710 2009-10-20 Richard Guenther <rguenther@suse.de>
4713 * gimple.c (gimple_register_type): Make sure we register
4714 the types main variant first.
4716 2009-10-20 Richard Guenther <rguenther@suse.de>
4718 * gimple.c (gimple_types_compatible_p): Simplify. Move
4719 cheap checks before hashtable queries. Add checks for
4720 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
4722 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
4724 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
4725 without size or with size that can't be represented as a host integer.
4727 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
4729 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4730 the removal of a debug stmt as a significant change.
4732 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
4734 * config/s390/s390.md: Added agen condition to operand
4735 forwarding bypasses. Added bypass for early address generation
4736 use of int results. Updated comments.
4738 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
4740 * config/i386/i386.c: Remove signal.h #include.
4742 2009-10-20 Jie Zhang <jie.zhang@analog.com>
4744 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
4745 * doc/rtl.texi: Document ss_abs.
4747 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4749 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
4750 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
4751 instead of C_LEX_RAW_STRINGS.
4752 (lex_string): Handle CPP_UTF8STRING.
4753 * c-parser.c (c_parser_postfix_expression): Likewise.
4754 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
4755 (C_LEX_STRING_NO_JOIN): ... this.
4757 2009-10-19 Anatoly Sokolov <aesok@post.ru>
4759 * config/cris/cris.c (cris_function_value, cris_libcall_value,
4760 cris_function_value_regno_p): New functions.
4761 (cris_promote_function_mode): Update comment.
4762 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4763 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4764 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
4765 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
4767 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4769 * unwind-dw2.c (execute_stack_op): Fix operand order for
4770 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
4772 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
4774 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4775 (lower_stmt) <GIMPLE_BIND>: Add comment.
4776 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
4778 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
4779 Otherwise lower it and set cannot_fallthru to true.
4780 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
4781 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
4782 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
4783 to true for a noreturn call. Do not remove statements.
4784 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
4785 Set cannot_fallthru to false on function exit.
4786 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
4787 <GIMPLE_ASSIGN>: Remove.
4789 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4791 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
4793 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4795 * config/s390/s390.c (s390_z10_optimize_cmp): Use
4796 next/prev_active_insn to skip DEBUG_INSNs as well.
4798 2009-10-19 Joseph Myers <joseph@codesourcery.com>
4800 * config/arm/arm.c (output_move_neon): Use DImode in call to
4803 2009-10-19 Matthias Klose <doko@ubuntu.com>
4806 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
4808 2009-10-19 Jakub Jelinek <jakub@redhat.com>
4810 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
4812 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4815 * optabs.c (expand_binop): Make mode of shift count expression mode
4816 of shift count not target.
4819 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4821 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4822 case. Force using values to replace references within the statement.
4823 (convert_local_reference_stmt): Likewise.
4825 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4827 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
4828 remove a subsequent GOTO or RETURN statement.
4830 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
4832 * config/avr.md (*movqi): Add zero as equally preferable constraint
4833 as general register.
4836 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
4838 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
4840 2009-10-17 Richard Guenther <rguenther@suse.de>
4842 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
4844 2009-10-17 Richard Guenther <rguenther@suse.de>
4846 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
4847 operands in COMPONENT_REFs.
4849 2009-10-17 Anatoly Sokolov <aesok@post.ru>
4851 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
4852 if not defined. Change type of second argument to const_rtx.
4853 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
4855 * targhooks.h (default_libcall_value): Update prototype.
4856 * target.h (struct gcc_target): Change type of second argument of
4857 libcall_value to const_rtx.
4858 * config/arm/arm.c (arm_libcall_value): Change type of second argument
4860 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
4861 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
4863 2009-10-17 Jakub Jelinek <jakub@redhat.com>
4866 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
4867 * cgraphunit.c (cgraph_optimize): Call it.
4868 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
4869 (dwarf2out_assembly_start): ... here. New hook.
4870 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
4871 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
4873 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
4874 * sdbout.c (sdb_debug_hooks): Likewise.
4875 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
4876 (vmsdbgout_assembly_start): New hook.
4878 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4880 * rtl.h (RTL_LOCATION): Fix typo.
4882 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4884 * print-rtl.c (print_rtx): Print locators in asm_operands
4887 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
4890 * sched-deps.c (depl_on_debug_p): New.
4891 (attach_dep_link): Reject debug deps before nondebug deps.
4892 (add_to_deps_list): Insert debug deps after nondebug deps.
4893 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
4895 (sd_add_dep): Do not reject debug deps.
4896 (add_insn_mem_dependence): Don't count debug deps.
4897 (remove_from_deps): Likewise.
4898 (sched_analyze_2): Set up mem deps on debug insns.
4899 (sched_analyze_insn): Record reg uses for deps on debug insns.
4900 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
4901 try_ready nondebug insn after debug insn.
4902 * ddg.c (create_ddg_dep_from_intra_loop_link,
4903 create_ddg_dep_no_link): Don't reject debug deps.
4905 2009-10-16 Richard Guenther <rguenther@suse.de>
4907 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
4908 (maybe_merge_incomplete_and_complete_type): Likewise.
4909 (lto_symtab_merge): Do not call them. Do not warn for
4910 complete vs. incomplete compatible types.
4911 (lto_symtab_merge_decls_2): Simplify.
4912 * gimple.c (gimple_force_type_merge): Remove.
4913 (gimple_types_compatible_p): Make it static.
4914 * gimple.h (gimple_force_type_merge): Remove.
4915 (gimple_types_compatible_p): Likewise.
4917 2009-10-16 Jakub Jelinek <jakub@redhat.com>
4919 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
4920 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
4922 2009-10-16 Richard Guenther <rguenther@suse.de>
4924 PR tree-optimization/41728
4925 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
4926 if fold_stmt did anything.
4928 2009-10-16 Richard Guenther <rguenther@suse.de>
4931 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
4932 (maybe_fixup_handled_component): New function.
4933 (input_gimple_stmt): Fixup mismatched decl replacements.
4935 2009-10-16 Richard Guenther <rguenther@suse.de>
4938 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
4939 the same as VAR_DECL.
4941 2009-10-16 Richard Guenther <rguenther@suse.de>
4943 * gimple.c (iterative_hash_gimple_type): For integer types
4944 also hash their minimum and maximum values and the string flag.
4945 For array types hash their domain and the string flag.
4947 2009-10-16 Richard Guenther <rguenther@suse.de>
4949 * gimple.c (gimple_types_compatible_p): Restrict completing
4950 types to record or unions. Simplify completion.
4951 Do not merge records or unions with different
4952 TYPE_STRUCTURAL_EQUALITY_P tag.
4953 (iterative_hash_gimple_type): Restrict non-recursing into
4954 pointer targets for records and unions.
4956 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4959 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
4960 * dwarf2out.c (mem_loc_descriptor): Don't handle
4961 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
4962 punt if it is not lowpart subreg or if inner mode isn't
4965 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4967 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
4968 investigating previous or next insns.
4970 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
4972 * tree-sra.c (build_ref_for_offset_1): Update comment.
4974 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
4976 * config/s390/s390.md (atype): Added missing values.
4978 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4981 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
4982 (casesi64p): Update pattern to reflect above.
4984 2009-10-15 Steve Ellcey <sje@cup.hp.com>
4986 PR rtl-optimization/41697
4987 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
4989 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
4992 * config/rs6000/predicates.md: Update copyright year.
4993 * config/rs6000/altivec.md: Ditto.
4995 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
4996 (MD_INCLUDES): Add a2.md.
4998 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
4999 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5000 (builtin_classify): New static vector to classify various builtins
5001 to get the tree attributes correct.
5002 (def_builtin): Set the attributes of builtins based on what the
5003 builtin does (i.e. memory operation, floating point, saturation
5004 need special attributes, others are pure functions).
5006 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5008 (enum rs6000_builtins): Include rs6000-builtin.def to define the
5009 builtins. Change the end marker to MAX_RS6000_BUILTINS from
5010 RS6000_BUILTIN_COUNT.
5011 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5012 MAX_RS6000_BUILTINS.
5014 * config/rs6000/rs6000-builtin.def: New file that combines the
5015 builtin enumeration name and attributes.
5017 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
5019 * config/i386/linux.h (ASM_SPEC): Add --32.
5021 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5023 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5024 and DW_TAG_template_alias.
5025 (dwarf_attr_name): Handle DW_AT_main_subprogram,
5026 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5027 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5028 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5029 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5030 and DW_AT_GNU_odr_signature.
5031 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5032 DW_FORM_flag_present and DW_FORM_ref_sig8.
5033 (output_signature): Only print name on the first byte.
5034 (output_die): Likewise for dw_val_class_data8.
5036 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5038 * doc/invoke.texi: Clarify that most optimizations are not enabled
5041 2009-10-15 Richard Guenther <rguenther@suse.de>
5044 * gimple.c (compare_type_names_p): Handle anonymous names
5045 differently based on new mode argument.
5046 (gimple_types_compatible_p): For structs also compare the tags.
5047 (iterative_hash_type_name): Rename to ...
5048 (iterative_hash_name): ... this. Hash all names.
5049 (iterative_hash_gimple_type): Fix hashing the struct tag of
5050 pointer targets. Hash field decl names.
5052 2009-10-15 Richard Guenther <rguenther@suse.de>
5055 * gimple.c (gimple_get_alias_set): Avoid recursing on
5056 invalid type topology.
5058 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5060 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5062 2009-10-15 Richard Guenther <rguenther@suse.de>
5064 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5066 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5068 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5069 add --with-tune{,-32,-64} configured default for -mtune if explicit
5072 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5074 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5076 2009-10-14 DJ Delorie <dj@redhat.com>
5078 * config/h8300/h8300.c (F): New.
5080 (h8300_emit_stack_adjustment): Call them.
5082 (h8300_push_pop): Likewise.
5083 (h8300_expand_prologue): Likewise.
5084 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5085 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5086 (INCOMING_RETURN_ADDR_RTX): Define.
5087 (INCOMING_FRAME_SP_OFFSET): Define.
5088 (DWARF_CIE_DATA_ALIGNMENT): Define.
5090 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5092 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5093 fields in builtin structs.
5094 (finalize_record_size): Likewise.
5096 2009-10-14 Richard Guenther <rguenther@suse.de>
5098 * gimple.c (gtc_ob): New global.
5099 (struct type_pair_d): Replace pointers with type UIDs.
5100 (type_pair_hash): Adjust.
5101 (type_pair_eq): Likewise.
5102 (lookup_type_pair): Likewise. Allocate from an obstack.
5103 (gimple_force_type_merge): Adjust.
5104 (gimple_types_compatible_p): Likewise.
5105 (free_gimple_type_tables): Free the obstack.
5107 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5109 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5110 stmts setting DEBUG_EXPR_DECLs.
5112 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5113 Don't crash if mode1 is VOIDmode.
5115 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5117 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5118 * params.h (IRA_LOOP_RESERVED_REGS): New.
5119 * tree-pass.h (pass_subregs_of_mode_init,
5120 pass_subregs_of_mode_finish): Remove.
5121 * passes.c (pass_subregs_of_mode_init,
5122 pass_subregs_of_mode_finish): Remove.
5123 (pass_reginfo_init): Move before loop optimizations.
5124 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5125 * common.opt (fira-loop-pressure): New.
5126 * toplev.h (flag_ira_loop_pressure): New.
5127 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5128 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5129 Make external and void type functions.
5130 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5131 pass_subregs_of_mode_finish): Remove.
5132 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5133 * regmove.c: Include ira.h.
5134 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5135 register pressure calculation in loops.
5136 * loop-invariant.c: Include REGS_H and ira.h.
5137 (struct loop_data): New members max_reg_pressure, regs_ref, and
5139 (struct invariant): New member orig_regno.
5140 (curr_loop): New variable.
5141 (find_exits): Initialize regs_ref and regs_live.
5142 (create_new_invariant): Initialize orig_regno.
5143 (get_cover_class_and_nregs): New.
5144 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5145 array. Add code for flag_ira_loop_pressure.
5146 (gain_for_invariant): Make new_regs an array. Add code for
5147 flag_ira_loop_pressure.
5148 (best_gain_for_invariant): Ditto.
5149 (set_move_mark): New parameter gain. Use it for debugging output.
5150 (find_invariants_to_move): Make regs_needed and new_regs an array.
5151 Add code for flag_ira_loop_pressure.
5152 (move_invariant_reg): Set up orig_regno.
5153 (move_invariants): Set up reg classes for pseudos for
5154 flag_ira_loop_pressure.
5155 (free_loop_data): Clear regs_ref and regs_live.
5156 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5157 get_regno_cover_class, change_pressure, mark_regno_live,
5158 mark_regno_death, mark_reg_store, mark_reg_clobber,
5159 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5160 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5161 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5162 register pressure calculation in loops if new regs were added.
5163 Call finish_subregs_of_mode.
5164 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5165 * Makefile.in (loop-invariant.o): Add ira.h.
5167 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5169 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5171 2009-10-14 Richard Guenther <rguenther@suse.de>
5173 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5174 (lto_symtab_merge): ... here. Rewrite both to take the
5175 prevailing and a to-be-merged entry and to queue diagnostics properly.
5176 (lto_symtab_resolve_replaceable_p): New predicate for
5178 (lto_symtab_resolve_can_prevail_p): Likewise.
5179 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5180 handles merging commons by choosing the largest decl. Fold
5181 in code that gives ODR errors.
5182 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5184 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5185 case of no prevailing decl here. Diagnose mismatches
5186 in object types here. Drop all but the prevailing decls.
5187 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5188 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5189 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5191 2009-10-14 Richard Guenther <rguenther@suse.de>
5194 * lto-streamer-in.c (input_bb): Replace debug stmts with
5195 nops instead of dropping them.
5197 2009-10-14 Nick Clifton <nickc@redhat.com>
5199 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5200 in situations where it is being used as a minus symbol.
5201 * gcc/doc/tm.texi: Likewise.
5202 * gcc/doc/md.texi: Likewise.
5204 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5206 PR preprocessor/41543
5207 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5208 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5209 * tree.c: Include intl.h.
5210 (expand_location): Handle BUILTINS_LOCATION.
5211 * Makefile.in (tree.o): Depend on intl.h.
5214 * dwarf2out.c (dwarf2out_var_location): Always clear
5215 last_postcall_label when changing last_label.
5217 2009-10-14 Pascal Obry <obry@adacore.com>
5219 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5220 (process_command): Handle -E as done with -c and -S. Do not add
5221 the target executable suffix to the output file when -E is used.
5222 (main): Adjust error message accordingly.
5224 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5230 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5232 (tree_code_size): Likewise.
5234 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5236 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5237 * real.h (HAVE_mpc_arc): Define.
5239 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5241 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5242 (struct builtin_description): Add fndecl field.
5243 (bdesc): Remove const qualifier. Update initializer.
5244 (sh_media_init_builtins): Remove const qualifier for d. Record
5245 the result of add_builtin_function to the fndecl field.
5246 (sh_builtin_decl): New.
5247 (sh_media_builtin_decl): New.
5249 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5252 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5253 requests between special registers.
5255 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5257 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5259 2009-10-13 Richard Henderson <rth@redhat.com>
5261 PR tree-optimization/41377
5262 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5263 (cleanup_empty_eh_merge_phis): New change_region parameter;
5264 pass it on to redirect_eh_edge_1. Update callers.
5265 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5266 at the destination block.
5268 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5270 * passes.c (register_pass): Replaced gcc_unreachable by
5271 fatal_error on failure. Mentions plugins in comments & messages.
5273 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5276 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5277 * sched-vis.c (print_value): Use it.
5278 * cselib.c (cselib_hash_rtx): Likewise.
5279 * print-rtl.c (print_rtx): Likewise.
5280 * cfgexpand.c (expand_debug_rtx): Likewise.
5281 * var-tracking.c (vt_expand_loc_callback): Likewise.
5283 2009-10-13 Richard Guenther <rguenther@suse.de>
5286 * opts.c (handle_option): Split out code to handle setting
5287 the options flag var ...
5288 (set_option): ... here.
5289 * opts.h (set_option): Declare.
5290 * lto-opts.c (register_user_option_p): Include -fexceptions
5291 and all position independent code variants.
5292 (handle_common_option): Remove.
5293 (lto_reissue_options): Use set_option.
5295 2009-10-13 Martin Jambor <mjambor@suse.cz>
5297 PR tree-optimization/41661
5298 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5299 that are tcc_comparisons or do not change the type in any
5301 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5302 folding tcc_comparison operations.
5304 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5306 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5309 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5315 * tree.def (DEBUG_EXPR_DECL): New.
5316 * rtl.def (DEBUG_EXPR): New.
5317 * gengtype.c (adjust_field_rtx_def): Handle it.
5318 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5319 (insert_debug_temp_for_var_def): ... this. Drop support for
5320 moving. Take iterator for def stmt; insert debug stmt before it.
5321 Scan early for use count and kind in debug stmts.
5322 (propagate_defs_into_debug_stmts): Rename to...
5323 (insert_debug_temps_for_defs): ... this. Likewise.
5324 * tree.h (DEBUG_TEMP_UID): New.
5325 * tree.c (next_debug_decl_uid): New.
5326 (make_node_stat): Count debug decls separately.
5327 (copy_node_stat): Likewise.
5328 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5329 * var-tracking.c (dv_is_decl_p): Recognize it.
5330 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5331 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5332 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5333 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5334 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5335 (cselib_hash_rtx): Likewise.
5336 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5337 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5339 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5340 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5341 * rtl.c (copy_rtx): Likewise.
5342 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5343 * print-rtl.c (print_rtx): Likewise.
5344 * sched-vis.c (print_value): Likewise.
5345 (print_insn): Handle DEBUG_EXPR_DECL.
5346 * tree-dump.c (dequeue_and_dump): Likewise.
5347 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5348 * gimple-iterator (gsi_replace): Check for same lhs.
5349 (gsi_remove): Insert debug temps.
5350 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5351 (move_computations_stmt): Drop explicit propagation into debug stmts.
5352 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5353 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5354 * tree-ssa-sink.c (statement_sink_location): Likewise.
5355 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5356 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5357 * tree-flow.h: Likewise.
5358 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5359 debug temps without values.
5360 (eliminate_unnecessary_stmts): Don't discard just-inserted
5363 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5366 * config/cris/cris.md (andu): Check that operand 1 is one of the
5367 general registers. Fix typo in head comment.
5369 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5371 * config/i386/i386.md (vswapmov): New.
5372 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5373 (ix86_function_ms_hook_prologue): New.
5374 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5375 * configure.ac: Test for swap suffix support in as.
5376 * configure: Rebuild.
5378 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5381 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5382 paradoxical subregs to prevent partial register stalls if the inner
5383 mode is integer mode.
5385 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5387 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5389 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5392 * gcc/dwarf2out.c (template_parameter_pack_die,
5393 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5395 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5398 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5400 (maybe_register_def): Likewise. Take stmt iterator.
5401 (rewrite_update_stmt): Take stmt iterator and pass it on.
5402 (rewrite_update_enter_block): Pass stmt iterator.
5404 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5406 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5407 (spu_builtin_decl): New function.
5409 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5411 * config/i386/i386.md (SWIM): New mode iterator.
5412 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5413 using SWIM mode iterator.
5414 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5415 patterns using SWI48 mode iterator.
5416 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5417 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5418 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5419 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5420 patterns using SWI248 mode iterator.
5421 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5422 gen_x86_movdicc_0_m1_rex64 for renamed function
5424 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5425 Eric Botcazou <ebotcazou@adacore.com>
5428 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5429 * config/sparc/sol2-unwind.h: New file.
5431 2009-10-11 Olivier Hainque <hainque@adacore.com>
5432 Eric Botcazou <ebotcazou@adacore.com>
5435 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5436 * config/i386/sol2-unwind.h: New file.
5438 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5441 * config/i386/i386.md (addsi_1_zext): Get the proper second
5444 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5446 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5447 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5450 2009-10-11 Richard Guenther <rguenther@suse.de>
5452 * gimple.c (iterative_hash_type_name): Do not handle special
5455 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5457 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5458 (*setcc_si_1_and): Ditto.
5459 (*setcc_si_1_movzbl): Ditto.
5460 (*setcc_<mode>_2): Ditto.
5461 (*setcc_qi): Rename from *setcc_1.
5462 (*setcc_qi_slp): Rename from *setcc_2.
5464 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5465 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5467 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5468 "if" condition, there is already assert with reload_completed present.
5470 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5472 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5474 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5476 * doc/install.texi (Final install): Refer to
5477 http://gcc.gnu.org/bugs/ for bug reporting.
5479 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5481 * configure.ac: Add test for dci instruction.
5482 * configure: Regenerate.
5483 * config.in: Likewise.
5484 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5485 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5486 (-mmulhw): Add 476 to description.
5487 (-mdlmzb): Likewise.
5488 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5489 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5490 (processor_target_table): Add 476 and 476fp entries.
5491 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5492 (rs6000_issue_rate): Add CPU_PPC476.
5493 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5494 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5495 (processor_type): Add PROCESSOR_PPC476.
5496 (EXTRA_SPECS): Add asm_cpu_476 string.
5497 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5498 (define_attr "cpu"): Add ppc476.
5500 Update comments for 476.
5501 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5502 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5503 Update copyright year.
5504 * config/rs6000/476.md: New file.
5505 * config/rs6000/40x.md: Add description for "isel" attribute.
5506 Update copyright year.
5507 * config/rs6000/440.md: Likewise.
5508 * config/rs6000/603.md: Likewise.
5509 * config/rs6000/6xx.md: Likewise.
5510 * config/rs6000/7450.md: Likewise.
5511 * config/rs6000/7xx.md: Likewise.
5512 * config/rs6000/8540.md: Likewise.
5513 * config/rs6000/cell.md: Likewise.
5514 * config/rs6000/e300c2c3.md: Likewise.
5515 * config/rs6000/e500mc.md: Likewise.
5516 * config/rs6000/mpc.md: Likewise.
5517 * config/rs6000/power4.md: Likewise.
5518 * config/rs6000/power5.md: Likewise.
5519 * config/rs6000/power6.md: Likewise.
5520 * config/rs6000/power7.md: Likewise.
5521 * config/rs6000/rios1.md: Likewise.
5522 * config/rs6000/rios2.md: Likewise.
5523 * config/rs6000/rs64.md: Likewise.
5525 2009-10-10 Richard Guenther <rguenther@suse.de>
5527 PR tree-optimization/41654
5528 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5529 a cond expr before calling gimple_cond_set_condition_from_tree.
5530 (ifcombine_iforif): Likewise.
5532 2009-10-09 Ian Lance Taylor <iant@google.com>
5534 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5535 * configure: Rebuild.
5537 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5539 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5542 2009-10-09 Richard Guenther <rguenther@suse.de>
5545 * target-def.h (TARGET_BUILTIN_DECL): Define.
5546 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5547 * target.h (struct gcc_target): Add builtin_decl target hook.
5548 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5549 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5551 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5552 not gcc_unreachable.
5553 (lto_output_builtin_tree): Sorry if the target does not support
5554 streaming target builtins.
5555 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5556 (rs6000_builtin_decl): New function.
5557 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5558 (ix86_builtin_decl): New function.
5560 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5562 PR preprocessor/41445
5563 * c-ppoutput.c (do_line_change): New function.
5564 (cb_line_change): Use it.
5565 (scan_translation_unit): Call do_line_change if
5566 avoid_paste or PREV_WHITE and token location is on a different line
5567 than print.src_line.
5570 * dwarf2out.c (dwarf2out_init): Test whether
5571 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5574 PR rtl-optimization/41646
5575 * calls.c (expand_call): For BLKmode types returned in registers
5576 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5579 2009-10-09 Richard Guenther <rguenther@suse.de>
5581 PR tree-optimization/41634
5582 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5583 we remove the correct elements.
5584 (optimize_stmt): Make sure to update stmt operands before
5585 optimizing redundancies.
5587 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5589 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5591 2009-10-09 Richard Guenther <rguenther@suse.de>
5594 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5596 (lto_wrapper_exit): New function.
5598 (fatal_perror): Likewise.
5599 (fork_execute): Use global args_name, do not free it.
5600 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5601 * lto-streamer.h: Remove duplicate prototypes.
5603 2009-10-09 Richard Guenther <rguenther@suse.de>
5605 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5606 before calling stmt_can_throw_external.
5608 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5610 PR tree-optimization/40071
5611 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5612 pointer if the original data reference doesn't conflict with the
5613 created vector data reference. Fix long line.
5615 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5617 * config/i386/i386.md (any_div): New code iterator.
5618 (u): Handle div and udiv.
5620 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
5622 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
5623 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
5624 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
5625 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
5627 2009-10-08 Joseph Myers <joseph@codesourcery.com>
5629 * gcc.c (main): Remove trailing "." from diagnostics.
5631 2009-10-08 Cary Coutant <ccoutant@google.com>
5633 Add support for debugging with ICF (Identical Code Folding).
5634 * calls.c (debug.h): New #include.
5635 (emit_call_1): Call virtual_call_token debug hook.
5636 * common.opt (-fenable-icf-debug): New option.
5637 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
5638 locations in the source).
5639 (poc_label_num): New variable.
5640 (dcall_entry, vcall_entry): New typedefs.
5641 (dcall_table, vcall_table): New variables.
5642 (struct vcall_insn): New type.
5643 (vcall_insn_table): New variable.
5644 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
5645 (size_of_dcall_table): New function.
5646 (output_dcall_table): New function.
5647 (size_of_vcall_table): New function.
5648 (output_vcall_table): New function.
5649 (dwarf2out_direct_call): New function.
5650 (vcall_insn_table_hash): New function.
5651 (vcall_insn_table_eq): New function.
5652 (dwarf2out_virtual_call_token): New function.
5653 (dwarf2out_virtual_call): New function.
5654 (dwarf2out_init): Allocate new tables and sections.
5655 (prune_unused_types): Mark DIEs referenced from direct call table.
5656 (dwarf2out_finish): Output direct and virtual call tables.
5657 * final.c (final_scan_insn): Call direct_call and virtual_call
5659 * debug.h (struct gcc_debug_hooks): Add direct_call,
5660 virtual_call_token, virtual_call hooks.
5661 (debug_nothing_uid): New function.
5662 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
5663 (debug_nothing_uid): New function.
5664 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
5665 (xcoff_debug_hooks): Likewise.
5666 * sdbout.c (sdb_debug_hooks): Likewise.
5667 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5668 * doc/invoke.texi (-fenable-icf-debug): New option.
5670 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
5673 * regmove.c (regmove_backward_pass): Replace src with dst in the
5674 debug insn, and check for dst before rather than after.
5676 2009-10-08 Janis Johnson <janis187@us.ibm.com>
5678 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
5679 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
5681 2009-10-08 Jan Hubicka <jh@suse.cz>
5684 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
5685 do not mark cgraph nodes as needed.
5686 (record_references_in_initializer): Add new only_vars parameter.
5687 * cgraph.h (record_references_in_initializer): New parameter.
5688 * varasm.c (assemble_variable): Update call.
5689 * varpool.c (varpool_analyze_pending_decls): Always look for
5692 2009-10-08 Anatoly Sokolov <aesok@post.ru>
5694 * config/avr/avr.c (last_insn_address) Remove variable.
5695 (expand_prologue): Don't initialise last_insn_address variable.
5696 (final_prescan_insn): Don't output insn size.
5697 * config/avr/avr.opt (msize): Remove switch.
5698 * doc/invoke.texi (AVR Options): Remove documentation of -msize
5701 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
5703 * combine.c (label_tick_ebb_start): Fix comment.
5704 (combine_instructions): Set label_tick and label_tick_ebb_start before
5705 calling setup_incoming_promotions. Start them from 1. Increment
5706 label_tick instead of deriving it from the BB index. Rather than
5707 comparing ticks use the block from the previous iteration to decide
5708 whether to start a new EBB. Remove empty lines before function.
5710 2009-10-08 Michael Matz <matz@suse.de>
5713 * builtins.c (fold_builtin_isascii): Use fold_build2.
5714 (fold_builtin_isdigit): Ditto.
5715 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
5716 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
5717 remove_useless_stmts_cond, remove_useless_stmts_tf,
5718 remove_useless_stmts_tc, remove_useless_stmts_bind,
5719 remove_useless_stmts_goto, remove_useless_stmts_label,
5720 remove_useless_stmts_1, remove_useless_stmts,
5721 pass_remove_useless_stmts): Remove.
5722 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
5723 * passes.c (init_optimization_passes): Don't add
5724 pass_remove_useless_stmts.
5725 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
5726 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
5728 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
5729 for static constants.
5730 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
5731 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
5733 2009-10-08 Richard Guenther <rguenther@suse.de>
5735 * gimple.c (free_gimple_type_tables): New function.
5736 * gimple.h (free_gimple_type_tables): Declare.
5738 2009-10-07 Mark Heffernan <meheff@google.com>
5740 * ipa-prop.c (ipa_print_node_params) Only print
5741 names of named arguments.
5743 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
5745 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
5746 being statically linked.
5748 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5750 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
5752 2009-10-08 Jan Hubicka <jh@suse.cz>
5755 * ipa.c (cgraph_externally_visible_p,
5756 function_and_variable_visibility,
5757 whole_program_function_and_variable_visibility): Skip non-finalized
5760 2009-10-08 Nick Clifton <nickc@redhat.com>
5762 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
5765 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
5768 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
5770 2009-10-07 Joseph Myers <joseph@codesourcery.com>
5773 * c-common.c (c_fully_fold_internal): Strip nops from the result
5774 of recursive calls to c_fully_fold_internal.
5775 (c_wrap_maybe_const): New.
5776 (c_save_expr): Use c_wrap_maybe_const.
5777 * c-common.h (c_wrap_maybe_const): Declare.
5778 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
5779 build_binary_op): Use c_wrap_maybe_const.
5781 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5783 * real.c: Fix comment to reflect actual exponent size.
5785 2009-10-08 Ben Elliston <bje@au.ibm.com>
5787 * config/rs6000/a2.md: Add FSF comment header.
5789 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
5791 * config/i386/i386.md (any_extend): New code iterator.
5792 (u, s): New code attributes.
5794 (DWIH): Rewrite as code iterator for SI and DI modes.
5795 (DWI): Rewrite as mode attribute.
5796 (dwi): New mode attribute.
5797 (di): Depend on SI mode and DI mode.
5798 (doubleint_general_operand): Remove mode attribute.
5800 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
5803 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
5804 (*sub<mode>3_doubleword): Ditto.
5806 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
5807 using SWIM248 mode iterator.
5808 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
5809 using SWI48 mode iterator.
5810 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
5811 patterns using DWIH mode iterator and any_extend code iterator.
5812 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
5813 using any_extend code iterator.
5814 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
5815 patterns using DWIH mode iterator and any_extend code iterator.
5816 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
5817 using any_extend code iterator.
5818 (<s>mul<mode>3_highpart): Macroize expander from
5819 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
5820 and any_extend code iterator.
5821 (*<s>muldi3_highpart_1): Macroize insn from
5822 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
5823 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
5824 patterns using any_extend code iterator.
5825 (*<s>mulsi3_highpart_zext): Macroize insn from
5826 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
5828 2009-10-07 Jakub Jelinek <jakub@redhat.com>
5830 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
5831 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
5832 refering to a DIE with DW_AT_const_value.
5834 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
5837 * ira-lives.c (check_and_make_def_conflict): Process all operands.
5839 2009-10-06 Jan Hubicka <jh@suse.cz>
5841 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
5844 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5846 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
5847 *lea_2_rex64): Move before *add<mode>_1 pattern.
5849 2009-10-07 Jan Hubicka <jh@suse.cz>
5851 * collect2.c (main): Add -fno-whole-program.
5852 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
5854 2009-10-07 Jan Hubicka <jh@suse.cz>
5856 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
5857 has no address taken.
5858 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
5860 (cgraph_clone_node): Clear externally_visible flag for clones.
5861 * cgraph.h (cgraph_only_called_directly_p,
5862 cgraph_can_remove_if_no_direct_calls_p): New predicates.
5863 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
5864 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
5865 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
5866 ipcp_insert_stage): Likwise.
5867 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
5868 externally_visible flag.
5869 (verify_cgraph_node): Verify that inline clones look right.
5870 (process_function_and_variable_attributes): Do not set
5871 externally_visible flags.
5872 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
5874 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
5876 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
5877 clear externally_visible when turning into inline clones
5878 (cgraph_mark_inline_edge): Use new predicates.
5879 (cgraph_estimate_growth): Likewise.
5880 (cgraph_decide_inlining): Likewise.
5881 * ipa.c (cgraph_postorder): Likewise.
5882 (cgraph_remove_unreachable_nodes): Likewise; sanity check
5883 that inline clones are not needed.
5884 (cgraph_externally_visible_p): New predicate.
5885 (function_and_variable_visibility): Add whole_program parameter;
5886 always set externally_visible flag; handle COMDAT function
5888 (local_function_and_variable_visibility): New function.
5889 (gate_whole_program_function_and_variable_visibility): New function.
5890 (whole_program_function_and_variable_visibility): New function.
5891 (pass_ipa_whole_program_visibility): New function.
5892 * passes.c (init_optimization_passes): Add whole program visibility
5894 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
5895 not care about needed/reachable flags.
5896 * varpool.c: Include flags.h
5897 (decide_is_variable_needed): When doing LTO assume whole-program mode.
5898 (varpool_finalize_decl): When we are in LTO read-back, all variables
5900 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
5902 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5904 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
5907 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5909 * config.gcc: Don't include the makefile fragments intended for
5911 * config/s390/fixdfdi.h: File removed.
5912 * config/s390/libgcc-glibc.ver: File removed.
5913 * config/s390/s390.h: Remove the fixdfdi.h hack.
5914 * config/s390/t-crtstuff: File moved to libgcc dir.
5915 * config/s390/t-linux: Likewise.
5916 * config/s390/t-tpf: libgcc specific parts removed.
5917 * config/s390/t-linux64: Likewise.
5919 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
5921 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
5922 (lto-compress.o): Likewise.
5924 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
5927 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
5928 dllexport to class members here.
5929 (i386_pe_determine_dllimport_p): Only check static class data for
5931 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
5932 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
5933 functions for vague linkage.
5934 (i386_pe_type_dllexport_p): Fix formatting.
5935 (maybe_add_dllexport) New function.
5936 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
5939 2009-10-07 Ben Elliston <bje@au.ibm.com>
5941 * config/rs6000/a2.md: Remove duplicated lines.
5943 2009-10-07 Ben Elliston <bje@au.ibm.com>
5945 * config.gcc (powerpc*-*-*): Handle a2.
5946 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
5947 * config/rs6000/a2.md: New file.
5948 * config/rs6000/rs6000.opt (mno-update): New.
5949 (mupdate): Return to using a mask, not a var.
5950 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
5951 (enum processor_type): Add PROCESSOR_PPCA2.
5952 * config/rs6000/rs6000.c (ppca2_cost): New costs.
5953 (rs6000_override_options): Add "a2" to processor_target_table.
5954 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
5955 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
5957 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5959 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5960 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
5961 reference to nonexistent gen_truncxfxf2 function.
5963 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
5965 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
5966 (DWIH, g, di, doubleint_general_operand): New mode attributes.
5967 (general_operand): Handle TI mode.
5968 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
5969 using SDWIM mode iterator.
5970 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
5971 pattern from *add{di,ti}3_1 patterns and corresponding splitters
5972 using DWI mode iterator.
5973 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
5974 patterns using SWI mode iterator.
5975 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
5976 using SWI48 mode iterator.
5977 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
5978 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
5979 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
5980 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
5981 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
5982 using SDWIM mode iterator.
5983 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
5984 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
5985 using DWI mode iterator.
5986 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
5987 patterns using SWI mode iterator.
5988 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
5989 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
5990 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
5991 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
5992 patterns using plusminus code iterator.
5993 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
5994 sub<mode>3 patterns using plusminus code iterator.
5995 * config/i386/i386.c (override_options): Update the call to
5996 gen_subdi_carry_rex64 for renamed function.
5997 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
5998 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
5999 calls to instruction expanders.
6001 2009-10-06 Martin Jambor <mjambor@suse.cz>
6004 * opts.c (decode_options): Run IPA-SRA at -O2.
6006 2009-10-06 Richard Guenther <rguenther@suse.de>
6008 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6010 2009-10-06 Tobias Burnus <burnus@net-b.de>
6013 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6014 -flto and -fwhole-program flags can be combined.
6016 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
6019 * gcc.c (process_command): Check that -o argument was specified.
6021 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6023 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6025 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6027 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6028 * doc/invoke.texi (Warning Options): Annotate allowed languages
6029 for -Wunsuffixed-float-constants.
6031 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6033 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6034 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6035 same name and isn't the main variant.
6038 * dwarf2out.c (loc_by_reference): Removed.
6039 (dw_loc_list_1): New function.
6040 (dw_loc_list): Remove toplev argument, add want_address argument.
6041 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6042 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6043 want_address == 2 to dw_loc_list. For successful dw_loc_list
6044 set have_address to 1 only if want_address is not 0.
6046 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6048 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6049 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6050 a code block followed by two pointers.
6051 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6052 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6053 (MIPS_MOVE): Likewise.
6054 (MIPS_LUI): Likewise.
6055 (MIPS_JR): Likewise.
6056 (MIPS_BAL): Likewise.
6057 (MIPS_NOP): Likewise.
6058 (mips_asm_trampoline_template): Delete.
6059 (mips_trampoline_code_size): New function.
6060 (mips_trampoline_init): Add shorter sequences for all cases
6061 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6062 Calculate the opcodes directly, rather than copying from a template.
6063 Only flush the code part of the trampoline.
6064 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6066 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6068 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6069 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6070 (INCOMING_RETURN_ADDR_RTX): Likewise.
6071 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6073 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6074 with RETURN_ADDR_REGNUM.
6075 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6076 * config/mips/mips.c (mips16_build_call_stub): Replace
6077 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6078 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6079 (mips_print_operand_punctuation): Likewise.
6080 (mips_frame_set): Likewise.
6081 (mips16e_output_save_restore): Likewise.
6082 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6083 (mips_save_reg_p): Likewise.
6084 (mips_return_addr): Likewise.
6085 (mips_set_return_address): Likewise.
6086 (mips_direct_save_slot_move_p): Likewise.
6087 (mips_output_function_prologue): Likewise.
6088 (mips_restore_reg): Likewise.
6089 (mips_expand_epilogue): Likewise.
6090 (mips_epilogue_uses): Likewise.
6091 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6092 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6093 (clear_hazard_<mode>): Likewise.
6094 (call_internal): Likewise.
6095 (call_internal_direct): Likewise.
6096 (call_direct_split): Likewise.
6097 (call_value_internal): Likewise.
6098 (call_value_split): Likewise.
6099 (call_value_internal_direct): Likewise.
6100 (call_value_direct_split): Likewise.
6101 (call_value_multiple_internal): Likewise.
6102 (call_value_multiple_split): Likewise.
6104 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6105 Jakub Jelinek <jakub@redhat.com>
6107 PR rtl-optimization/41511
6108 * combine.c (record_value_for_reg): Pass explicit values as argument
6109 to get_last_value_validate.
6110 (get_last_value_validate): Document INSN parameter.
6111 For non-readonly MEMs, assume they might have been modified if INSN
6112 was in another basic block.
6113 (get_last_value): Minor reformatting.
6115 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6118 * final.c (asm_str_count): Split out from asm_insn_count.
6119 * rtl.h (asm_str_count): New prototype.
6120 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6123 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6125 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6127 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6128 Rafael Espindola <espindola@google.com>
6130 * gengtype.c (write_types): Moved call to write_func_for_structure
6131 into seperate loops.
6133 2009-10-05 Richard Guenther <rguenther@suse.de>
6136 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6137 (input_cgraph_1): Input toplevel asms.
6139 2009-10-05 Richard Guenther <rguenther@suse.de>
6142 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6143 (external_aggregate_decl_p): Likewise.
6144 (lto_symtab_compatible): Re-structure. Remove dead code.
6145 For variables ignore toplevel qualifiers when comparing types.
6146 Issue warnings, not errors for mismatched user-alignment.
6148 2009-10-05 Richard Guenther <rguenther@suse.de>
6152 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6153 (struct lto_symtab_identifier_def): Likewise.
6154 (struct lto_symtab_decl_def): Likewise.
6155 (struct lto_symtab_entry_def): New.
6156 (lto_symtab_identifier_t): Rename to ...
6157 (lto_symtab_entry_t): ... this.
6158 (lto_symtab_decls): Remove.
6159 (lto_symtab_base_hash): Rename to ...
6160 (lto_symtab_entry_hash): ... this.
6161 (lto_symtab_base_eq): Rename to ...
6162 (lto_symtab_entry_eq): ... this.
6163 (lto_symtab_base_marked_p): Rename to ...
6164 (lto_symtab_entry_marked_p): ... this.
6165 (lto_symtab_identifier_marked_p): Remove.
6166 (lto_symtab_decl_marked_p): Likewise.
6167 (lto_symtab_maybe_init_hash_tables): Rename to ...
6168 (lto_symtab_maybe_init_hash_table): ... this.
6169 (lto_symtab_set_resolution_and_file_data): Remove.
6170 (lto_symtab_register_decl): New function.
6171 (lto_symtab_get_identifier): Remove.
6172 (lto_symtab_get): New function.
6173 (lto_symtab_get_resolution): Adjust.
6174 (lto_symtab_get_identifier_decl): Remove.
6175 (lto_symtab_set_identifier_decl): Likewise.
6176 (lto_symtab_merge_decl): Rename to ...
6177 (lto_symtab_merge): ... this. Rewrite.
6178 (lto_symtab_merge_var): Remove.
6179 (lto_symtab_merge_fn): Likewise.
6180 (lto_symtab_prevailing_decl): Adjust.
6181 (lto_cgraph_replace_node): New function.
6182 (lto_symtab_merge_decls_2): Likewise.
6183 (lto_symtab_merge_decls_1): Likewise.
6184 (lto_symtab_fixup_var_decls): Likewise.
6185 (lto_symtab_resolve_symbols): Likewise.
6186 (lto_symtab_merge_decls): Likewise.
6187 (lto_symtab_prevailing_decl): Adjust.
6188 (lto_symtab_get_symtab_def): Remove.
6189 (lto_symtab_get_file_data): Likewise.
6190 (lto_symtab_clear_resolution): Adjust.
6191 (lto_symtab_clear_resolution): Likewise.
6192 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6193 (input_cgraph_1): Likewise.
6194 * lto-streamer-in.c (get_resolution): Do not provide fake
6195 symbol resolutions here.
6196 (deferred_global_decls): Remove.
6197 (lto_register_deferred_decls_in_symtab): Likewise.
6198 (lto_register_var_decl_in_symtab): Change signature, register
6199 variable via lto_symtab_register_decl.
6200 (lto_register_function_decl_in_symtab): Likewise.
6201 (lto_read_tree): Adjust.
6202 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6203 (lto_symtab_merge_var): Likewise.
6204 (lto_symtab_merge_fn): Likewise.
6205 (lto_symtab_register_decl): Declare.
6206 (lto_symtab_merge_decls): Likewise.
6208 2009-10-05 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/23821
6211 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6212 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6213 simple IV increments.
6215 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6217 * config/arm/arm.c (arm_override_options): Really initialize
6218 flag_dwarf2_cfi_asm to 0.
6220 2009-10-05 Doug Kwan <dougkwan@google.com>
6222 PR rtl-optimization/41574
6223 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6224 floating point and we are not doing unsafe math optimizations.
6226 2009-10-03 Simon Baldwin <simonb@google.com>
6227 Cary Coutant <ccoutant@google.com>
6228 Rafael Espindola <espindola@google.com>
6229 Richard Guenther <rguenther@suse.de>
6230 Jan Hubicka <jh@suse.cz>
6231 Doug Kwan <dougkwan@google.com>
6232 H.J. Lu <hongjiu.lu@intel.com>
6233 Bill Maddox <maddox@google.com>
6234 Ryan Mansfield <rmansfield@qnx.com>
6235 Diego Novillo <dnovillo@google.com>
6236 Ollie Wild <aaw@google.com>
6237 Kenneth Zadeck <zadeck@naturalbridge.com>
6239 * lto-cgraph.c: New file.
6240 * lto-compress.c: New file.
6241 * lto-compress.h: New file.
6242 * lto-opts.c: New file.
6243 * lto-section-in.c: New file.
6244 * lto-section-out.c: New file.
6245 * lto-streamer-in.c: New file.
6246 * lto-streamer-out.c: New file.
6247 * lto-streamer.c: New file.
6248 * lto-streamer.h: New file.
6249 * lto-symtab.c: New file.
6250 * lto-wpa-fixup.c: New file.
6251 * lto-wrapper.c: New file.
6253 2009-10-03 Simon Baldwin <baldwin@google.com>
6254 Ben Elliston <bje@au.ibm.com>
6255 Rafael Espindola <espindola@google.com>
6256 Nathan Froyd <froydnj@codesourcery.com>
6257 Jan Hubicka <jh@suse.cz>
6258 Doug Kwan <dougkwan@google.com>
6259 Diego Novillo <dnovillo@google.com>
6260 Kenneth Zadeck <zadeck@naturalbridge.com>
6262 * Makefile.in (enable_lto): New.
6263 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6264 (LINKER_PLUGIN_API_H): Define.
6265 (LTO_SYMTAB_H): Define.
6266 (LTO_STREAMER_H): Define.
6267 (TREE_VECTORIZER_H): Define.
6268 (INCLUDES): Add LIBELFINC.
6269 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6270 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6271 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6272 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6273 (native): Add lto-wrapper$(exeext)
6274 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6275 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6276 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6277 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6278 (varasm.o): Add dependency on tree-iterator.h.
6279 (cgraph.o): Add dependency on cif-code.def.
6280 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6281 (ipa-pure-const.o): Likewise.
6282 (GTFILES): Add lto-symtab.c.
6283 (install-lto-wrapper): New.
6284 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6285 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6286 * config.in: Regenerate.
6288 2009-10-03 Rafael Espindola <espindola@google.com>
6289 Diego Novillo <dnovillo@google.com>
6291 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6292 ipa_write_summaries.
6293 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6295 (cgraph_optimize): Make extern.
6297 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6298 Kenneth Zadeck <zadeck@naturalbridge.com>
6300 * toplev.c (in_lto_p): Declare.
6301 * collect2.c (scan_prog_file): Read all the output when reading
6302 information for LTO.
6303 (enum lto_mode_d): Declare.
6305 2009-10-03 Richard Guenther <rguenther@suse.de>
6306 Diego Novillo <dnovillo@google.com>
6308 * gimple.c: Include target.h and alias.h.
6309 (gimple_types): Declare.
6310 (type_hash_cache): Declare.
6311 (gimple_alloc_stat): Make extern.
6312 (gimple_build_eh_must_not_throw): Call
6313 gimple_eh_must_not_throw_set_fndecl.
6314 (struct type_pair_d): Declare.
6315 (type_pair_t): Declare.
6316 (type_pair_hash): New.
6317 (type_pair_eq): New.
6318 (lookup_type_pair): New.
6319 (gimple_force_type_merge): New.
6320 (compare_type_names_p): New.
6321 (compare_field_offset): New.
6322 (gimple_types_compatible_p): New.
6323 (struct sccs): Declare.
6324 (next_dfs_num): Declare.
6325 (iterative_hash_gimple_type): New.
6327 (iterative_hash_type_name): New.
6328 (iterative_hash_gimple_type): New.
6329 (gimple_type_hash): New.
6330 (gimple_type_eq): New.
6331 (gimple_register_type): New.
6332 (print_gimple_types_stats): New.
6333 (gimple_signed_or_unsigned_type): New.
6334 (gimple_unsigned_type): New.
6335 (gimple_signed_type): New.
6336 (gimple_get_alias_set): New.
6337 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6338 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6339 (gimple_force_type_merge): Declare.
6340 (gimple_types_compatible_p): Declare.
6341 (gimple_register_type): Declare.
6342 (print_gimple_types_stats): Declare.
6343 (gimple_unsigned_type): Declare.
6344 (gimple_signed_type): Declare.
6345 (gimple_get_alias_set): Declare.
6346 (gimple_eh_must_not_throw_set_fndecl): New.
6348 2009-10-03 Jan Hubicka <jh@suse.cz>
6349 Kenneth Zadeck <zadeck@naturalbridge.com>
6351 * ipa-pure-const.c: Include lto-streamer.h.
6352 (register_hooks): Factor out of ...
6353 (generate_summary): ... here.
6354 (pure_const_write_summary): New.
6355 (pure_const_read_summary): New.
6356 (pass_ipa_pure_const): Add pure_const_write_summary and
6357 pure_const_read_summary.
6358 * ipa-reference.c: Include lto-streamer.h.
6359 (add_new_function): New.
6360 (remove_node_data): New.
6361 (duplicate_node_data): New.
6362 (ipa_init): Guard against multiple calls.
6363 Move hook setup from analyze_function.
6364 (write_node_summary_p): New.
6365 (ipa_reference_write_summary): New.
6366 (ipa_reference_read_summary): New.
6367 (pass_ipa_reference): Add ipa_reference_write_summary and
6368 ipa_reference_read_summary.
6369 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6370 (struct cgraph_edge): Add fields lto_stmt_uid and
6371 call_stmt_cannot_inline_p.
6372 (cgraph_optimize): Declare.
6373 (cgraph_decide_is_function_needed): Declare.
6374 (reset_inline_failed): Declare.
6375 (enum LTO_cgraph_tags): Declare.
6376 (LTO_cgraph_tag_names): Declare.
6377 (LCC_NOT_FOUND): Define.
6379 2009-10-03 Doug Kwan <dougkwan@google.com>
6380 Rafael Espindola <espindola@google.com>
6381 Jan Hubicka <jh@suse.cz>
6382 Diego Novillo <dnovillo@google.com>
6383 Kenneth Zadeck <zadeck@naturalbridge.com>
6385 * passes.c (all_regular_ipa_passes): New.
6386 (all_ipa_passes): Rename to all_small_ipa_passes.
6387 (init_optimization_passes): Init all_regular_ipa_passes.
6388 * tree-pass.h (all_regular_ipa_passes): New.
6389 (all_ipa_passes): Rename to all_small_ipa_passes.
6390 * passes.c (all_lto_gen_passes): New.
6391 (init_optimization_passes): Initialize all_lto_gen_passes.
6392 (execute_ipa_summary_passes): Make non-static.
6393 (ipa_write_summaries_1): New.
6394 (ipa_write_summaries_2): New.
6395 (ipa_write_summaries): New.
6396 (ipa_write_summaries_of_cgraph_node_set): New.
6397 (ipa_read_summaries_1): New.
6398 (ipa_read_summaries): New.
6399 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6400 (execute_regular_ipa_pass_list): Remove.
6401 (init_optimization_passes): Schedule
6402 pass_rebuild_cgraph_edges and pass_early_inline outside
6403 of pass_all_early_optimizations. Document reason.
6404 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6405 pass_ipa_lto_finish_out): New pass.
6406 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6407 (execute_all_ipa_transforms): New.
6408 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6409 (dump_properties, debug_properties): New.
6410 * tree-optimize.c (gate_all_early_local_passes): Return
6411 false if we are in lto1.
6412 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6413 * tree-pass.h (execute_all_ipa_transforms): Declare.
6414 (pass_ipa_function_and_variable_visibility): Declare.
6415 (pass_ipa_early_inline): Declare.
6416 (pass_ipa_lto_gimple_out): Declare.
6417 (pass_ipa_lto_wpa_fixup): Declare.
6418 (pass_ipa_lto_finish_out): Declare.
6419 (all_small_ipa_passes, all_regular_ipa_passes,
6420 all_lto_gen_passes): Declare.
6421 (execute_ipa_summary_passes): Declare.
6422 (execute_all_ipa_transforms): Declare.
6423 (ipa_write_summaries): Declare
6424 (ipa_write_summaries_of_cgraph_node_set): Declare.
6425 (ipa_read_summaries): Declare.
6427 2009-10-03 Doug Kwan <dougkwan@google.com>
6428 Ollie Wild <aaw@google.com>
6430 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6432 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6433 (lto_mode): New variable.
6434 (maybe_run_lto_and_relink): Handle the -fwpa option.
6435 (main): Handle the -fwpa option.
6436 (maybe_unlink_list): New function.
6437 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6438 * common.opt (flto): New flag.
6439 * toplev.c (flag_generate_lto): Declare.
6441 2009-10-03 Simon Baldwin <simonb@google.com>
6443 * common.opt (flto-compression-level): New flag.
6445 * opts.c: Include lto-opts.h.
6446 (handle_option): Call lto_register_user_option for each
6447 valid option handled.
6448 (decode_options): Clear registered options before the options
6451 2009-10-03 Cary Coutant <ccoutant@google.com>
6453 * collect2.c (is_elf): New function.
6454 (scan_prog_file): Require LTO object to be in ELF format.
6456 2009-10-03 Rafael Espindola <espindola@google.com>
6458 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6459 libgcc to the linker.
6461 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6463 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6464 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6466 * collect2.h (collect_execute): Add flags argument.
6467 * tlink.c (tlink_execute): Update call to collect_execute.
6468 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6469 (use_linker_plugin): New.
6470 (use_linker_plugin_spec_function): New.
6471 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6472 (linker_plugin_file_spec): New.
6473 (lto_wrapper_spec): New.
6474 (lto_gcc_spec): New.
6475 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6476 (static_spec_functions): Add use-linker-plugin.
6477 (process_command): Handle -use-linker-plugin.
6478 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6479 linker_plugin_file_spec and lto_gcc_spec.
6480 (use_linker_plugin_spec_function): New.
6482 2009-10-03 Richard Guenther <rguenther@suse.de>
6486 * tree.h (is_lang_specific): Include LANG_TYPE.
6487 * tree.c (find_decls_types_r): Manually add interesting parts
6488 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6490 * gimple.c (type_pair_hash): Make symmetric.
6491 (type_pair_eq): Likewise.
6492 (lookup_type_pair): Increase initial hashtable size.
6493 (gimple_force_type_merge): Rely on type-pair symmetry.
6494 (visit): Remove excessive checking code.
6495 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6496 (gimple_register_type): Remove getenv calls, shrink initial
6500 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6501 inline functions if not generating lto output.
6504 * toplev.c (finalize): In WPA mode remove the asm file.
6506 2009-10-03 Doug Kwan <dougkwan@google.com>
6508 * ipa-inline.c (cgraph_mark_inline): Check
6509 edge->call_stmt_cannot_inline_p instead of calling
6510 gimple_call_cannot_inline_p.
6511 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6512 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6513 (inline_generate_summary): Do nothing in LTRANS.
6514 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6515 exists before calling gimple_call_cannot_inline_p.
6516 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6517 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6518 Update new_edge->lto_stmt_uid.
6519 * cgraphbuild.c (reset_inline_failed): New.
6521 * common.opt (fwpa): New flag.
6522 (fltrans): New option.
6523 * gcc.c (gcc_lto_option_t): New type.
6524 (current_lto_option): New variable.
6525 (lto_single_spec_function): Remove and is replaced by ..
6526 (lto_option_spec_function): New function.
6527 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6528 passing the -flto flag.
6529 (cc1_options): Separate non-LTO related parts into ..
6530 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6531 (lto1_options): New spec for lto FE.
6532 (link_lto_options): New spec for handling LTO flags in linker.
6533 (invoke_lto_single): Re-format to fit in 80 column. Replace
6534 lto-single with lto-option.
6535 (static_specs): Add cc1_non_lto_options, lto1_options and
6537 (static_spec_function): Replace lto-single with lto-option.
6538 (process_command): Handle -flto, -fwpa and -fltran by setting
6539 current_lto_option and not passing it to subprocess unconditionally.
6541 2009-10-03 Bill Maddox <maddox@google.com>
6543 Add `gcc' driver support for link-time code generation (LTO).
6545 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6546 (lto_flag, lto_objects, lto_o_file): New variables.
6547 (struct lto_object, struct lto_object_list): New structures.
6548 (collect_exit, handler): Remove LTO temporary output file on exit.
6549 (add_lto_object): New function.
6550 (maybe_run_lto_and_relink): New function. Perform link time code
6551 generation and relinking for object files containing LTO information.
6552 (main): Invoke maybe_run_lto_and_relink().
6553 (dump_argv): New function. For debugging, currently disabled.
6554 (scan_prog_file): Add LTO information pass.
6555 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6557 * toplev.c (compile_file): Emit assembler directive to create
6558 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6560 2009-10-03 Diego Novillo <dnovillo@google.com>
6562 * c.opt: Add LTO to warn_abi and warn_psabi.
6564 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6565 inline function. Ignore language-specific nodes. Update all users.
6566 (find_decls_types_r): Do not traverse the subtrees of
6567 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6568 * tree.h (is_lang_specific): New.
6569 * langhooks.h (struct lang_hooks_for_decls): Remove
6570 may_need_assembler_name_p. Update all users.
6572 * c-common.c (set_builtin_user_assembler_name): Move ...
6573 * builtins.c (set_builtin_user_assembler_name): ... here.
6574 (is_builtin_name): Add comment
6575 (is_builtin_fn): New.
6576 * except.c (output_ttype): Only call
6577 lookup_type_for_runtime if TYPE is not a runtime type.
6579 * passes.c (register_pass): Call position_pass on
6580 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6581 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6582 (TV_IPA_LTO_DECL_IO): Define.
6583 (TV_IPA_LTO_CGRAPH_IO): Define.
6585 (TV_WHOPR_WPA): Define.
6586 (TV_WHOPR_WPA_IO): Define.
6587 (TV_WHOPR_LTRANS): Define.
6588 (TV_WHOPR_WPA_FIXUP): Define.
6589 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6590 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6591 * tree-flow.h (tree_node_can_be_shared): Declare.
6592 * tree-inline.c (tree_can_inline_p): Check that E has a
6593 statement associated with it.
6594 * tree.c (free_lang_data_in_binf): Factor out of ...
6595 (free_lang_data_in_type): ... here.
6596 Call RECORD_OR_UNION_TYPE_P.
6597 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6598 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6599 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6600 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6601 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6602 (gate_free_lang_data): Return true if flag_generate_lto is set.
6603 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6604 * c-common.h (set_builtin_user_assembler_name): Move ...
6605 * tree.h (set_builtin_user_assembler_name): ... here.
6607 * common.opt (flto-report): New flag.
6608 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6609 * collect2.c (scan_prog_file): Send the error output of
6610 'nm' to HOST_BIT_BUCKET.
6612 2009-10-03 Ollie Wild <aaw@google.com>
6614 * langhooks-def.h (lhd_begin_section): New function declaration.
6615 (lhd_write_section): New function declaration.
6616 (lhd_end_section): New function declaration.
6617 (LANG_HOOKS_BEGIN_SECTION): New macro.
6618 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6619 (LANG_HOOKS_END_SECTION): New macro.
6620 (LANG_HOOKS_LTO): New macro.
6621 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
6622 * langhooks.c (output.h): Add include.
6623 (saved_section): New static variable.
6624 (lhd_begin_section): New function.
6625 (lhd_write_section_data): New function.
6626 (lhd_end_section): New function.
6627 * langhooks.h (struct lang_hooks_for_lto): New structure.
6628 (struct lang_hooks): Add member lto.
6629 * Makefile.in (langhooks.o): Add dependency on output.h.
6631 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
6633 2009-10-03 Richard Guenther <rguenther@suse.de>
6635 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
6638 2009-10-03 Simon Baldwin <simonb@google.com>
6639 Richard Guenther <rguenther@suse.de>
6640 Janis Johnson <janis187@us.ibm.com>
6641 Doug Kwan <dougkwan@google.com>
6642 Diego Novillo <dnovillo@google.com>
6643 Ramana Radhakrishnan <ramana.r@gmail.com>
6644 Ollie Wild <aaw@google.com>
6646 * doc/install.texi: Add documentation for libelf and --enable-lto.
6647 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
6648 -flto-report, -flto-compression-level and -use-linker-plugin.
6649 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
6650 Add section for LTO Testing.
6652 2009-10-02 Cary Coutant <ccoutant@google.com>
6654 Add support for comdat type sections for DWARF v4.
6655 Merge from dwarf4 branch.
6657 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
6658 (dw_die_ref): Define vector type.
6659 (enum dw_val_class): Add dw_val_class_data8.
6660 (struct dw_val_struct): Add v.val_data8.
6661 (comdat_type_node_ref): New type.
6662 (struct die_struct): Move die_symbol into a union; add new field
6663 die_type_node. Change all uses.
6664 (comdat_type_node): New type.
6665 (skeleton_chain_node): New type.
6666 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
6667 (comdat_type_list): New variable.
6668 (dwarf_tag_name): Add DW_TAG_type_unit.
6669 (dwarf_attr_name): Add DW_AT_signature.
6670 (add_AT_data8): New function.
6671 (replace_child): New function.
6672 (move_all_children): New function.
6673 (print_signature): New function.
6674 (print_die): Print signature information; add dw_val_class_data8.
6675 (attr_checksum): Support dw_val_class_data8.
6676 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
6677 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
6678 (checksum_sleb128, checksum_uleb128): New functions.
6679 (checksum_die_context): New function.
6680 (loc_checksum_ordered): New function.
6681 (attr_checksum_ordered): New function.
6682 (struct checksum_attributes): New structure.
6683 (collect_checksum_attributes): New function.
6684 (die_checksum_ordered): New function.
6685 (generate_type_signature): New function.
6686 (same_dw_val_p): Add dw_val_class_data8.
6687 (is_symbol_die): Use new is_declaration_die function.
6688 (is_declaration_die): New function.
6689 (should_move_die_to_comdat): New function.
6690 (clone_die): New function.
6691 (clone_tree): New function.
6692 (clone_as_declaration): New function.
6693 (copy_declaration_context): New function.
6694 (generate_skeleton_ancestor_tree): New function.
6695 (generate_skeleton_bottom_up): New function.
6696 (generate_skeleton): New function.
6697 (remove_child_or_replace_with_skeleton): New function.
6698 (break_out_comdat_types): New function.
6699 (struct decl_table_entry): New type.
6700 (htab_decl_hash): New function.
6701 (htab_decl_eq): New function.
6702 (htab_decl_del): New function.
6703 (copy_ancestor_tree): New function.
6704 (copy_decls_walk): New function.
6705 (copy_decls_for_unworthy_types): New function.
6706 (build_abbrev_table): Don't assert on missing die_symbol when doing
6707 comdat type sections.
6708 (size_of_die): Use DW_FORM_sig8 for external references. Add
6710 (unmark_dies): Don't assert for unmarked dies when doing comdat
6712 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
6713 (output_signature): New function.
6714 (output_die): Likewise.
6715 (output_compilation_unit_header): Mark output as DWARF version 3
6716 even if generating DWARF 4.
6717 (output_comdat_type_unit): New function.
6718 (output_line_info): Mark output as DWARF version 3 even if generating
6720 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
6722 (dwarf2out_end_source_file): Likewise.
6723 (prune_unused_types_walk_attribs): Don't follow references into
6724 comdat type sections.
6725 (prune_unused_types_mark): When generating type units, do not mark
6726 children of non-defining declarations of types; do mark children of
6728 (prune_unused_types): Process comdat type sections.
6729 (htab_ct_hash): New function.
6730 (htab_ct_eq): New function.
6731 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
6732 Add a pointer to the line table from type unit entries so
6733 DW_AT_decl_file has meaning.
6734 * varasm.c (default_elf_asm_named_section): Use identifier name as
6735 comdat key instead of lang hook.
6737 2009-10-02 Neil Vachharajani <nvachhar@google.com>
6739 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
6741 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
6743 * config/i386/i386.md (SWIM248): New mode iterator.
6744 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
6745 divmodhi4 patterns using SWIM248 macro.
6746 (*divmod<mode>4): Macroize insn_and_split pattern from
6747 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
6748 and their corresponding splitters usign SWIM248 macro. Split SImode
6749 insn to generate cltd and DImode insn to generate cqto instead of
6750 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
6751 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
6752 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
6753 *divmodsi_noext patterns using SWIM248 macro.
6754 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
6755 udivmodhi4 patterns using SWIM248 macro.
6756 (*udivmod<mode>4): Macroize insn_and_split pattern from
6757 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
6758 corresponding splitters using SWIM248 macro.
6759 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
6760 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
6762 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
6764 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
6765 of zero-sized element is zero-sized regardless of its extent.
6767 2009-10-02 Jakub Jelinek <jakub@redhat.com>
6770 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
6771 * configure: Regenerated.
6772 * config.in: Regenerated.
6773 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
6774 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
6775 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
6776 not emitting .eh_frame, emit .cfi_sections .debug_frame
6781 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
6782 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
6784 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
6785 vars use DECL_RTL with resetting it back to NULL afterwards.
6786 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
6787 rtx_equal_p instead of asserting it is a SYMBOL_REF.
6788 (value_format): For dw_val_class_addr only use DW_FORM_addr if
6789 the attribute type allows it, otherwise use DW_FORM_dataN.
6790 (mem_loc_descriptor): Handle CONST_STRING.
6791 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
6792 Handle MEM with CONST_STRING address using add_AT_string.
6793 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
6794 CONST_STRING for const arrays initialized with a string literal.
6795 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
6796 (dwarf2out_finish): Call resolve_addr.
6798 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
6799 Maxim Kuvyrkov <maxim@codesourcery.com>
6801 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
6803 2009-10-02 Nick Clifton <nickc@redhat.com>
6805 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
6806 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
6808 2009-10-01 Jan Hubicka <jh@suse.cz>
6810 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
6811 (cgraph_create_virtual_clone): Just pass redirect_callers
6813 * cgraph.h (cgraph_clone_node): Update prototype.
6814 * ipa-pure-const.c (self_recursive_p): New function.
6815 (propagate): Use it.
6816 * ipa-inline.c (cgraph_clone_inlined_nodes,
6817 cgraph_decide_recursive_inlining): Update.
6819 2009-10-01 David Daney <ddaney@caviumnetworks.com>
6821 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
6822 instructions for TARGET_OCTEON.
6824 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6826 * config/arm/arm.c (arm_override_options): Turn off
6827 flag_dwarf2_cfi_asm for AAPCS variants.
6829 2009-10-01 Martin Jambor <mjambor@suse.cz>
6832 * tree-sra.c (convert_callers): Do not call
6833 compute_inline_parameters on one caller more than once.
6835 2009-10-01 Nick Clifton <nickc@redhat.com>
6837 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
6838 an empty string if not already defined.
6840 2009-10-01 Martin Jambor <mjambor@suse.cz>
6843 * tree-sra.c (is_va_list_type): New function.
6844 (find_var_candidates): Call is_va_list_type.
6845 (find_param_candidates): Check that the type or the type pointed
6846 to are not va_list types.
6848 2009-10-01 Martin Jambor <mjambor@suse.cz>
6851 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
6852 DECL_ARTIFICIAL (param_decl) is true.
6854 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
6856 * tree.h (tree_decl_common::lang_flag_8): New.
6857 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
6859 * c-common.h (RID_CONSTEXPR): New.
6861 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6863 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
6864 Use ref-all pointers.
6865 (alpha_gimplify_va_arg): Ditto.
6867 2009-09-30 Jakub Jelinek <jakub@redhat.com>
6870 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
6871 before insn counting loop now that BB_END (bb) is counted. Ensure
6872 the return value isn't zero.
6874 2009-09-30 Nick Clifton <nickc@redhat.com>
6876 * config.gcc (sh-symbianelf): Replace definition of extra_objs
6877 with separate definitions of c_target_objs and cxx_target_objs.
6878 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
6880 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
6881 sh_symbian_import_export_class.
6882 * config/sh/sh-protos.h: Fix names of exported symbian functions.
6883 * config/sh/symbian.c: Delete, moving code into...
6884 * config/sh/symbian-base.c: ... here
6885 * config/sh/symbian-c.c: ... and here
6886 * config/sh/symbian-cxx.c: ... and here.
6888 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
6891 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
6892 of plus RTX into register.
6894 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6896 * doc/install.texi: Linguistic and markup fixes.
6897 (Configuration) <--disable-cpp>: Remove description.
6898 <--enable-maintainer-mode>: Autotools files are affected, too.
6899 <--with-sysroot>: Improve description.
6900 (Building): Bump required GNU make version.
6902 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
6904 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
6905 (x86_64-*-*): Ditto.
6907 * config/i386/fma4intrin.h: New file, provide common x86 compiler
6908 intrinisics for FMA4.
6909 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
6910 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
6911 Add FMA4 check and fma4intrin.h.
6912 * config/i386/i386-c.c(ix86_target_macros_internal): Check
6914 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
6915 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
6916 constant for FMA4 support.
6917 (UNSPEC_FMA4_FMADDSUB): Ditto.
6918 (UNSPEC_FMA4_FMSUBADD): Ditto.
6919 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
6920 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
6921 (ix86_expand_fma4_multiple_memory): Ditto.
6922 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
6923 (OPTION_MASK_ISA_FMA4_UNSET): New.
6924 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
6925 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
6926 (ix86_handle_option): Handle -mfma4.
6927 (isa_opts): Handle -mfma4.
6928 (enum pta_flags): Add PTA_FMA4.
6929 (override_options): Add FMA4 support.
6930 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
6931 (IX86_BUILTIN_VFMADDSD): Ditto.
6932 (IX86_BUILTIN_VFMADDPS): Ditto.
6933 (IX86_BUILTIN_VFMADDPD): Ditto.
6934 (IX86_BUILTIN_VFMSUBSS): Ditto.
6935 (IX86_BUILTIN_VFMSUBSD): Ditto.
6936 (IX86_BUILTIN_VFMSUBPS): Ditto.
6937 (IX86_BUILTIN_VFMSUBPD): Ditto.
6938 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
6939 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
6940 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
6941 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
6942 (IX86_BUILTIN_VFNMADDSS): Ditto.
6943 (IX86_BUILTIN_VFNMADDSD): Ditto.
6944 (IX86_BUILTIN_VFNMADDPS): Ditto.
6945 (IX86_BUILTIN_VFNMADDPD): Ditto.
6946 (IX86_BUILTIN_VFNMSUBSS): Ditto.
6947 (IX86_BUILTIN_VFNMSUBSD): Ditto.
6948 (IX86_BUILTIN_VFNMSUBPS): Ditto.
6949 (IX86_BUILTIN_VFNMSUBPD): Ditto.
6950 (IX86_BUILTIN_VFMADDPS256): Ditto.
6951 (IX86_BUILTIN_VFMADDPD256): Ditto.
6952 (IX86_BUILTIN_VFMSUBPS256): Ditto.
6953 (IX86_BUILTIN_VFMSUBPD256): Ditto.
6954 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
6955 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
6956 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
6957 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
6958 (IX86_BUILTIN_VFNMADDPS256): Ditto.
6959 (IX86_BUILTIN_VFNMADDPD256): Ditto.
6960 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
6961 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
6962 (enum multi_arg_type): New enum for describing the various FMA4
6963 intrinsic argument types.
6964 (bdesc_multi_arg): New table for FMA4 intrinsics.
6965 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
6966 (ix86_expand_multi_arg_builtin): New function for creating FMA4
6968 (ix86_expand_builtin): Add FMA4 intrinsic support.
6969 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
6970 operand instructions.
6971 (ix86_expand_fma4_multiple_memory): New function to split the
6972 second memory reference from FMA4 instructions.
6973 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
6974 (ssemodesuffixf2s): Ditto.
6975 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
6977 (fma4_fmsub<mode>4): Ditto.
6978 (fma4_fnmadd<mode>4): Ditto.
6979 (fma4_fnmsub<mode>4): Ditto.
6980 (fma4_vmfmadd<mode>4): Ditto.
6981 (fma4_vmfmsub<mode>4): Ditto.
6982 (fma4_vmfnmadd<mode>4): Ditto.
6983 (fma4_vmfnmsub<mode>4): Ditto.
6984 (fma4_fmadd<mode>4256): Ditto.
6985 (fma4_fmsub<mode>4256): Ditto.
6986 (fma4_fnmadd<mode>4256): Ditto.
6987 (fma4_fnmsub<mode>4256): Ditto.
6988 (fma4_fmaddsubv8sf4): Ditto.
6989 (fma4_fmaddsubv4sf4): Ditto.
6990 (fma4_fmaddsubv4df4): Ditto.
6991 (fma4_fmaddsubv2df4): Ditto.
6992 (fma4_fmsubaddv8sf4): Ditto.
6993 (fma4_fmsubaddv4sf4): Ditto.
6994 (fma4_fmsubaddv4df4): Ditto.
6995 (fma4_fmsubaddv2df4): Ditto.
6996 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
6997 instructions for intrinsics.
6998 (fma4i_fmsub<mode>4): Ditto.
6999 (fma4i_fnmadd<mode>4): Ditto.
7000 (fma4i_fnmsub<mode>4): Ditto.
7001 (fma4i_vmfmadd<mode>4): Ditto.
7002 (fma4i_vmfmsub<mode>4): Ditto.
7003 (fma4i_vmfnmadd<mode>4): Ditto.
7004 (fma4i_vmfnmsub<mode>4): Ditto.
7005 (fma4i_fmadd<mode>4256): Ditto.
7006 (fma4i_fmsub<mode>4256): Ditto.
7007 (fma4i_fnmadd<mode>4256): Ditto.
7008 (fma4i_fnmsub<mode>4256): Ditto.
7009 (fma4i_fmaddsubv8sf4): Ditto.
7010 (fma4i_fmaddsubv4sf4): Ditto.
7011 (fma4i_fmaddsubv4df4): Ditto.
7012 (fma4i_fmaddsubv2df4): Ditto.
7013 (fma4i_fmsubaddv8sf4): Ditto.
7014 (fma4i_fmsubaddv4sf4): Ditto.
7015 (fma4i_fmsubaddv4df4): Ditto.
7016 (fma4i_fmsubaddv2df4): Ditto.
7018 * doc/invoke.texi (-mfma4): Add documentation.
7019 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7021 2009-09-29 Richard Henderson <rth@redhat.com>
7023 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7024 an edge to the new destination block.
7026 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7029 * pa.c (hppa_profile_hook): Use
7030 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7032 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7033 Alexander Monakov <amonakov@ispras.ru>
7036 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7037 (not_postinc_memory_operand): New.
7038 (not_postinc_move_operand): New.
7039 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7040 (*cmovsi_internal): Ditto.
7042 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7044 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7045 restrict issue_rate in first pass when scheduling for register
7048 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7049 Rafael Avila de Espindola <espindola@google.com>
7051 * gengtype.c (plugin_output): New.
7052 (get_output_file_with_visibility): Return plugin_output for plugins.
7053 (main): Parse and use the -P option.
7054 * gty.texi: Update the command line format.
7056 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7059 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7061 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7062 out if !const_ok_for_output.
7065 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7066 case VAR_LOCATION>: Remove gcc_unreachable ().
7068 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7070 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7071 (x86_64-*-*): Ditto.
7072 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7073 back to smmintrin.h.
7074 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7075 * config/i386/x86intrin.h: Remove SSE5.
7076 * config/i386/mmintrin-common.h: Delete file.
7077 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7079 2009-09-29 Richard Guenther <rguenther@suse.de>
7081 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7082 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7084 2009-09-29 Nick Clifton <nickc@redhat.com>
7086 * function.c (current_function_name): If there is no current
7087 function just return "<none>".
7089 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7091 * tree-pass.h (register_pass_info): New structure.
7092 (pass_positioning_ops): Move enum from gcc-plugin.h.
7093 (register_pass): New function.
7094 * gcc-plugin.h (plugin_pass): Delete structure.
7095 (pass_positioning_ops): Delete enum.
7096 * plugin.c (regsiter_pass): Delete function.
7097 (position_pass): Delete function.
7098 (added_pass_nodes): Delete variable.
7099 (prev_added_pass_nodes): Delete variable.
7100 (pass_list_node): Delete structure.
7101 * passes.c (make_pass_instance): New function.
7102 (next_pass_1): Change to call make_pass_instance.
7103 (pass_list_node): Move structure from gcc-plugin.h.
7104 (added_pass_nodes): Move variable from plugin.c.
7105 (prev_added_pass_nodes): Move variable from plugin.c.
7106 (position_pass): New function.
7107 (register_pass): New function.
7109 2009-09-28 Easwaran Raman <eraman@google.com>
7111 * ifcvt.c (noce_try_abs): Recognize pattern and call
7112 expand_one_cmpl_abs_nojump.
7113 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7114 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7116 2009-09-28 Ian Lance Taylor <iant@google.com>
7119 * c-opts.c (c_common_handle_option): Don't set
7120 warn_jump_misses_init for -Wall.
7121 * doc/invoke.texi (Warning Options): Update documentation.
7123 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7125 * Makefile.in ($(out_object_file)): Depend on
7126 gt-$(basename $(notdir $(out_file))).h.
7128 2009-09-28 Richard Henderson <rth@redhat.com>
7130 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7131 * except.c (gen_eh_region): Set it.
7132 (duplicate_eh_regions_1): Copy it.
7133 * tree-eh.c (lower_resx): Use it to determine which function
7136 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7137 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7138 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7139 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7140 BUILT_IN_CXA_END_CLEANUP if necessary.
7142 * c-common.c (c_define_builtins): Update call to
7143 build_common_builtin_nodes.
7145 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7147 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7149 2009-09-28 Michael Matz <matz@suse.de>
7151 * builtins.c (interclass_mathfn_icode): New helper.
7152 (expand_builtin_interclass_mathfn): Use it here, and split folding
7154 (fold_builtin_interclass_mathfn): ... this new folder.
7155 (build_call_nofold_loc): New static helper.
7156 (build_call_nofold): New wrapper macro for above.
7157 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7158 (expand_builtin_pow): Ditto.
7159 (expand_builtin_memset_args): Ditto.
7160 (expand_builtin_printf): Ditto.
7161 (expand_builtin_fprintf): Ditto.
7162 (expand_builtin_sprintf): Ditto.
7163 (expand_builtin_memory_chk): Ditto.
7164 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7165 (expand_builtin_stpcpy): Ditto.
7166 (expand_builtin_strcmp): Ditto.
7167 (expand_builtin_strncmp): Ditto.
7168 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7169 (expand_builtin_strcpy_args): Don't call folders.
7170 (expand_builtin_memcmp): Ditto.
7171 (expand_builtin_strncpy): Ditto, and use target.
7172 (expand_builtin_memcpy): Ditto.
7173 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7174 expand_builtin_strpbrk, expand_builtin_memmove,
7175 expand_builtin_memmove_args, expand_builtin_bcopy,
7176 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7177 expand_builtin_strspn, expand_builtin_strcspn,
7178 expand_builtin_fputs): Remove these.
7179 (expand_builtin): Don't call the above, change calls to other
7180 expanders that changed prototype.
7181 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7182 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7183 fold_builtin_interclass_mathfn.
7184 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7185 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7187 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7188 * passes.c (init_optimization_passes): Move pass_fold_builtins
7189 after last phiopt pass.
7190 * tree-inline.c (fold_marked_statements): When folding builtins
7191 iterate over all instruction potentially generated.
7192 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7194 (fold_gimple_call): Use it to always fold calls (into potentially
7195 multiple instructions).
7196 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7197 calls into zero at this time.
7198 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7199 statements generated by builtin folding.
7201 2009-09-28 Nick Clifton <nickc@redhat.com>
7203 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7205 2009-09-28 Duncan Sands <baldrick@free.fr>
7207 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7208 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7209 (register_callback): Dispatch it.
7210 (invoke_plugin_callbacks): Incorporate in sanity check.
7211 * ggc.h (ggc_register_cache_tab): Add declaration.
7212 * ggc-common.c (ggc_register_root_tab): Simplify.
7213 (const_ggc_cache_tab_t): New typedef.
7214 (extra_cache_vec): New vector of dynamically added cache tables.
7215 (ggc_register_cache_tab): New function.
7216 (ggc_scan_cache_tab): New function.
7217 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7218 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7220 2009-09-27 Richard Henderson <rth@redhat.com>
7222 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7223 which we remove __builtin_stack_restore.
7225 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7227 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7228 to test for GRD_INVARIANT.
7229 (simple_rhs_p): Anything that's function_invariant_p is fine.
7231 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7233 * gengtype.c (main): Use plunge_files instead of plugin_output.
7235 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7236 Rafael Avila de Espindola <espindola@google.com>
7238 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7239 Don't print pch related info if it is false.
7240 (main): Don't print pch info in plugin mode.
7242 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7244 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7245 with dw_val_class_const_double.
7246 (struct dw_val_struct): Replace val_long_long with val_double and
7247 adjust for above change.
7248 (output_loc_operands): Likewise.
7249 (add_AT_long_long): Rename into...
7250 (add_AT_double): ...this.
7251 (print_die): Replace dw_val_class_long_long with
7252 dw_val_class_const_double and adjust.
7253 (attr_checksum): Likewise.
7254 (same_dw_val_p): Likewise.
7255 (size_of_die): Likewise.
7256 (value_format): Likewise.
7257 (output_die): Likewise.
7258 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7259 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7260 instead of add_AT_long_long.
7261 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7262 value with the precision of its type.
7264 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7267 * c-typeck.c (build_conditional_expr): Use the readonly and
7268 volatile flags of the operand types, not of the operands itself.
7270 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7272 * collect2.c (main): Look for -brtl before adding libraries.
7274 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7276 * config.gcc: Update OpenBSD targets.
7277 * config/openbsd-stdint.h: New file.
7278 * config/openbsd-libpthread.h: New file.
7279 * config/openbsd.h: Update and break out LIB_SPEC definition.
7280 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7281 * config/i386/openbsdelf.h: Correct types.
7282 * config/m68k/openbsd.h: Likewise.
7283 * config/mips/openbsd.h: Likewise.
7284 * config/vax/openbsd.h: Likewise.
7286 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7288 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7289 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7290 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7291 of the length and zero.
7293 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7295 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7296 (FLAGS_H): Add options.h $(REAL_H).
7297 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7298 (TREE_VECTORIZER_H): New.
7299 (EBITMAP_H): Renamed from EBIMAP_H.
7300 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7301 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7302 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7303 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7304 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7305 (graphite-clast-to-gimple.o, graphite-dependences.o)
7306 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7307 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7308 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7309 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7310 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7311 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7312 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7313 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7314 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7315 updated and fixed as per above changes and per
7316 check_makefile_deps.sh output.
7319 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7320 * configure: Regenerate.
7322 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7324 * doc/install.texi: Update minimum MPC version to 0.7.
7326 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7328 * doc/install.texi (Binaries): Remove reference to the binary
7329 distribution CD-ROM from the FSF.
7331 2009-09-26 Michael Matz <matz@suse.de>
7335 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7336 that are mentioned in the body.
7338 2009-09-26 Michael Matz <matz@suse.de>
7340 PR tree-optimization/41454
7341 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7342 (tree_ssa_dominator_optimize): Don't allocate and free it.
7343 (dom_opt_leave_block): Don't iterate over it.
7344 (eliminate_redundant_computations): Don't return a value.
7345 (cprop_operand, cprop_into_stmt): Ditto.
7346 (optimize_stmt): Don't defer updating stmts.
7348 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7350 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7351 generic_parameter_die, template_parameter_pack_die,
7352 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7353 renaming DW_TAG_formal_parameter_pack and
7354 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7355 and DW_TAG_GNU_template_parameter_pack.
7357 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7359 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7360 * config/v850/v850.c (v850_function_value): New function.
7361 (TARGET_FUNCTION_VALUE): Define.
7363 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7365 * tree-vect-stmts.c (vectorizable_call): Call
7366 mark_symbols_for_renaming after vect_finish_stmt_generation.
7368 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7369 to loc_descriptor_from_tree.
7370 (add_location_or_const_value_attribute): Pass 0 instead of 2
7371 for decl_by_reference_p decls.
7373 2009-09-25 Richard Guenther <rguenther@suse.de>
7376 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7379 2009-09-25 Ben Elliston <bje@au.ibm.com>
7381 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7384 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7386 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7387 form of instruction.
7389 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7392 * fold-const.c (const_binop): Handle complex int division.
7393 * tree-complex.c (expand_complex_div_straight,
7394 expand_complex_div_wide): Update comments.
7396 2009-09-24 DJ Delorie <dj@redhat.com>
7399 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7400 (reg_class): Likewise.
7401 (REG_CLASS_NAMES): Likewise.
7402 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7403 (m32c_override_options): Disable -fivopts for M32C.
7405 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7407 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7408 Delete VSX load/store with update support.
7409 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7410 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7414 (VStype_load_update): Ditto.
7415 (VStype_store_update): Ditto.
7416 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7417 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7419 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7420 load/store with update builtins.
7422 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7424 * libgcc2.c (L_trampoline): Prototype for getpagesize
7425 and mprotect in WINNT case.
7427 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7429 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7430 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7431 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7432 'outgoing' argument.
7433 (TARGET_FUNCTION_VALUE): Define.
7435 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7437 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7439 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7442 * common.opt: Initialize dwarf_strict to -1.
7443 * toplev.c (process_options): Catch unset dwarf_strict
7444 and set to 0 for all targets not overriding.
7445 * config/darwin.c (darwin_override_options): Catch unset
7446 dwarf_strict and override to 1.
7448 2009-09-24 Jeff Law <law@redhat.com>
7450 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7452 2009-09-24 Richard Guenther <rguenther@suse.de>
7454 PR tree-optimization/36143
7455 PR tree-optimization/38747
7456 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7457 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7459 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7462 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7463 return false instead of gcc_unreachable (). For CONST return the
7464 value returned by recursive call instead of always returning true.
7465 (tree_add_const_value_attribute): Return the value returned by
7466 add_const_value_attribute instead of always returning true if rtl
7469 2009-09-23 Justin Seyster <jrseys@gmail.com>
7471 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7473 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7475 * cgraphunit.c (cgraph_lower_function): Revert last change.
7476 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7477 instead of DECL_NO_STATIC_CHAIN.
7478 * tree-cfg.c (verify_gimple_call): Likewise.
7479 * tree-nested.c (get_chain_decl, get_chain_field,
7480 convert_tramp_reference_op, convert_gimple_call): Likewise.
7481 (convert_all_function_calls): Likewise. Always set or clear
7482 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7483 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7484 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7486 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7487 DECL_NO_STATIC_CHAIN.
7488 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7489 instead of DECL_NO_STATIC_CHAIN.
7490 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7491 decl_function_context.
7492 * varasm.c (initializer_constant_valid_p): Likewise.
7493 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7494 (DECL_STATIC_CHAIN): ... this.
7495 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7496 instead of DECL_NO_STATIC_CHAIN.
7498 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7499 Rafael Avila de Espindola <espindola@google.com>
7501 * gengtype.c (nb_plugin_files): Make it unsigned to match
7502 num_gt_files. Adjust other variables to avoid warnings.
7503 (main): Allocate an all zero lang_bitmap before each plugin file name
7504 to match regular file names.
7506 2009-09-23 Richard Henderson <rth@redhat.com>
7508 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7509 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7510 static chain passed in memory.
7511 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7512 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7513 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7514 STATIC_CHAIN_REGNUM defined.
7516 * config/picochip/picochip-protos.h: s/class/klass/.
7517 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7518 (picochip_static_chain): New.
7519 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7520 (STATIC_CHAIN_INCOMING): Remove.
7522 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7523 (xtensa_static_chain): New.
7524 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7525 (STATIC_CHAIN_INCOMING): Remove.
7527 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7529 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7530 * config/pa/pa-protos.h (function_value): Remove.
7531 * config/pa/pa.c (pa_function_value): Rename from function_value.
7532 Make static, add 'outgoing' argument.
7533 (TARGET_FUNCTION_VALUE): Define.
7535 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7537 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7538 instead of cfun->machine->is_leaf.
7539 * config/avr/avr.h (machine_function): Remove is_leaf field.
7541 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7544 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7545 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7546 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7547 the same size, prefer DW_OP_stack_value.
7548 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7549 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7551 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7554 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7556 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7559 * cfgexpand.c (convert_debug_memory_address): New.
7560 (expand_debug_expr): Convert base address and offset to the same
7561 mode. Use it to convert addresses to other modes. Accept
7564 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7567 * function.h (types_used_by_vars_hash): Declare new hash table.
7568 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7569 equality and hash function for the hash table.
7570 (types_used_by_cur_var_decl): Declare a new global chained list.
7571 (types_used_by_var_decl_insert): Declare new function.
7572 * function.c (types_used_by_vars_hash): Define the hashtable ...
7573 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7574 its equality and hash functions.
7575 (hash_types_used_by_vars_entry): New hash helper.
7576 (types_used_by_cur_var_decl): Define the global chained list.
7577 (used_types_insert): Update the list of types used by the global
7578 variable being parsed.
7579 (types_used_by_var_decl_insert): Define new function.
7580 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7581 * c-common.c (record_types_used_by_current_var_decl): ... new
7583 * c-decl.c (finish_decl): Record the types used by the global
7584 variable declaration we've just parsed.
7585 * dwarf2out.c (premark_used_types): Insert a new line between
7586 comment and function.
7587 (premark_used_types_helper): Fix comment.
7588 (premark_types_used_by_global_vars_helper,
7589 premark_types_used_by_global_vars): New functions.
7590 (prune_unused_types): Do not prune types used by global variables.
7592 2009-09-23 Richard Guenther <rguenther@suse.de>
7594 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7595 produced for bigendian targets with promoted subregs.
7597 2009-09-23 Richard Guenther <rguenther@suse.de>
7599 * value-prof.c (gimple_ic): Purge old EH edges only after building
7602 2009-09-23 Nick Clifton <nickc@redhat.com>
7604 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7606 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7609 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7612 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7613 on non-nested functions.
7615 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7616 Jan Hubicka <jh@suse.cz>
7618 * dwarf2out.c (loc_list_plus_const): Only define if
7619 DWARF2_DEBUGGING_INFO.
7620 (address_of_int_loc_descriptor): Likewise.
7623 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
7625 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
7628 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
7629 constant is more than zero.
7631 2009-09-23 Alan Modra <amodra@bigpond.net.au>
7634 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7635 call final to emit non-scheduled prologue, instead insert at entry.
7637 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7638 Joseph S. Myers <joseph@codesourcery.com>
7640 * doc/install.texi (*-*-freebsd*): Add proper format codes.
7642 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7643 Rafael Avila de Espindola <espindola@google.com>
7645 * gengtype.c (is_file_equal): New function.
7646 (close_output_files): Use is_file_equal. Free of->buf.
7648 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
7649 Rafael Avila de Espindola <espindola@google.com>
7651 * gengtype.c (write_types, write_local): Add the output_header
7652 argument. Update all callers.
7654 2009-09-22 Dodji Seketeli <dodji@redhat.com>
7656 * dwarf2out.c (template_parameter_pack_die,
7657 gen_formal_parameter_pack_die ): New functions.
7658 (make_ith_pack_parameter_name): Remove this function.
7659 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
7660 DW_TAG_formal_parameter_pack.
7661 (gen_generic_params_dies): Represent each template parameter pack
7662 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
7663 represented by usual DW_TAG_template_*_parameter DIEs that are
7664 children of the DW_TAG_template_parameter_pack element DIE.
7665 (generic_parameter_die): This doesn't deal with parameter pack
7666 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
7667 of parameter pack DIEs.
7668 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
7669 in certain cases, e.g. for pack elements.
7670 (gen_formal_types_die, gen_decl_die): Adjust usage of
7671 gen_formal_parameter_die.
7672 (gen_subprogram_die): Represent each function parameter pack by a
7673 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
7674 represented by usual DW_TAG_formal_parameter DIEs that are children
7675 of the DW_TAG_formal_parameter_pack DIE. Remove references to
7676 ____builtin_va_alist decls as no part of the compiler uses those
7678 * langhooks.h (struct lang_hooks_for_decls): Add
7679 function_parm_expanded_from_pack_p, get_generic_function_decl
7680 and function_parameter_pack_p hooks. Fix comment for
7681 get_innermost_generic_parms hook.
7682 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
7683 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
7684 macros and use them to initialize lang_hook.
7686 2009-09-22 Richard Henderson <rth@redhat.com>
7688 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
7689 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
7690 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
7691 on TRAMPOLINE_TEMPLATE.
7692 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
7693 TRAMPOLINE_ADJUST_ADDRESS.
7694 * targhooks.c (default_asm_trampoline_template): Remove.
7695 (default_trampoline_adjust_address): Remove.
7696 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
7697 * targhooks.h: Update decls.
7699 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
7701 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
7702 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
7703 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
7705 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
7708 * reload1.c (reload): Reset debug insns with pseudos without
7711 2009-09-22 Janis Johnson <janis187@us.ibm.com>
7713 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
7714 unconditional true for decimal float modes.
7715 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
7716 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
7718 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
7720 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
7721 Enable a new case for __FreeBSD__ >= 7.
7722 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
7723 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
7724 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
7725 and USE_LD_AS_NEEDED.
7727 * doc/install.texi (*-*-freebsd*): Update target information.
7729 2009-09-22 Richard Guenther <rguenther@suse.de>
7732 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
7733 arrays really properly.
7735 2009-09-22 Richard Henderson <rth@redhat.com>
7738 * target.h (struct gcc_target): Add asm_out.trampoline_template,
7739 calls.static_chain, calls.trampoline_init,
7740 calls.trampoline_adjust_address.
7741 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7742 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
7743 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7744 * builtins.c (expand_builtin_setjmp_receiver): Use
7745 targetm.calls.static_chain; only clobber registers.
7746 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
7747 set up memory attributes properly for the trampoline block.
7748 (expand_builtin_adjust_trampoline): Use
7749 targetm.calls.trampoline_adjust_address.
7750 * calls.c (prepare_call_address): Add fndecl argument. Use
7751 targetm.calls.static_chain.
7752 * df-scan.c (df_need_static_chain_reg): Remove.
7753 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
7754 consolodate static chain handling.
7755 * doc/tm.texi: Document new hooks.
7756 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
7757 (init_emit_regs): Don't initialize them.
7758 * expr.h (prepare_call_address): Update decl.
7759 * final.c (profile_function): Use targetm.calls.static_chain.
7760 * function.c (expand_function_start): Likewise.
7761 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
7762 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
7763 only clobber registers.
7764 * targhooks.c (default_static_chain): New.
7765 (default_asm_trampoline_template, default_trampoline_init): New.
7766 (default_trampoline_adjust_address): New.
7767 * targhooks.h: Declare them.
7768 * varasm.c (assemble_trampoline_template): Use
7769 targetm.asm_out.trampoline_template. Make the memory block const
7772 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
7773 alpha_initialize_trampoline. Make static. Merge VMS parameter
7774 differences into the TARGET_ABI_OPEN_VMS code block.
7775 (TARGET_TRAMPOLINE_INIT): New.
7776 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
7777 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
7778 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
7779 (INITIALIZE_TRAMPOLINE): Remove.
7781 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
7782 (TRAMPOLINE_TEMPLATE): Merge with ...
7783 (INITIALIZE_TRAMPOLINE): ... this and move ...
7784 * config/arc/arc.c (arc_trampoline_init): ... here.
7785 (TARGET_TRAMPOLINE_INIT): New.
7787 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7788 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7789 (arm_asm_trampoline_template): New.
7790 (arm_trampoline_init, arm_trampoline_adjust_address): New.
7791 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
7792 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
7793 code to arm_asm_trampoline_template.
7794 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
7795 arm_trampoline_adjust_address.
7796 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
7797 adjust for target hook parameters.
7799 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
7802 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
7803 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
7804 (bfin_trampoline_init): Rename from initialize_trampoline;
7805 make static; update for target hook parameters.
7806 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7807 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
7808 bfin_asm_trampoline_template.
7809 (INITIALIZE_TRAMPOLINE): Remove.
7811 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7812 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
7813 cris_trampoline_init): New.
7814 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
7815 cris_asm_trampoline_template.
7816 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
7817 adjust for target hook parameters.
7819 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
7821 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7822 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
7823 fr30_trampoline_init): New.
7824 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
7825 fr30_asm_trampoline_template.
7826 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
7827 adjust for target hook parameters.
7829 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
7830 (frv_trampoline_init): Rename from frv_initialize_trampoline;
7831 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
7832 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
7833 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
7835 * config/h8300/h8300.c (h8300_trampoline_init): New.
7836 (TARGET_TRAMPOLINE_INIT): New.
7837 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
7838 to h8300_trampoline_init and adjust for hook parameters.
7840 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
7841 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
7842 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
7843 make static; adjust for hook parameters.
7844 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
7846 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7847 (TARGET_TRAMPOLINE_INIT): New.
7848 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
7849 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
7850 iq2000_asm_trampoline_template.
7851 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
7852 (TRAMPOLINE_CODE_SIZE): New.
7853 (TRAMPOLINE_SIZE): Use it.
7854 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
7856 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
7857 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
7858 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
7859 adjust for hook parameters.
7860 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
7862 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
7863 (m32r_trampoline_init): New.
7864 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
7865 m32r_trampoline_init.
7867 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
7868 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
7869 make static; update for hook parameters.
7870 * config/m68hc11/m68hc11-protos.h: Update.
7871 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
7873 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7874 (TARGET_TRAMPOLINE_INIT): New.
7875 (mcore_function_value): Fix typo.
7876 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
7877 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
7878 to mcore_asm_trampoline_template.
7879 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
7881 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
7882 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
7883 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
7884 update for hook parameters.
7885 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
7887 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7888 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7889 mips_trampoline_init): New.
7890 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
7891 mips_asm_trampoline_template.
7892 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
7893 update for hook parameters.
7895 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7896 (TARGET_TRAMPOLINE_INIT): New.
7897 (mmix_trampoline_size): Remove.
7898 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
7899 make static. Remove out-of-date tetra vs octa comment.
7900 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
7901 make static; update for hook parameters.
7902 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
7903 (INITIALIZE_TRAMPOLINE): Remove.
7904 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
7905 (TRAMPOLINE_ALIGNMENT): New.
7906 * gcc/config/mmix/mmix-protos.h: Update.
7908 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7909 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7910 mn10300_trampoline_init): New.
7911 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
7912 mn10300_asm_trampoline_template.
7913 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
7915 * config/moxie/moxie.c (moxie_static_chain,
7916 moxie_asm_trampoline_template, moxie_trampoline_init,
7917 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
7918 TARGET_TRAMPOLINE_INIT): New.
7919 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
7920 moxie_trampoline_init.
7921 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
7922 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7924 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
7925 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
7926 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
7927 pa_trampoline_adjust_address): New.
7928 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
7929 pa_asm_trampoline_template.
7930 (TRAMPOLINE_ALIGNMENT): New.
7931 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
7932 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
7933 adjust for hook parameters.
7934 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
7936 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
7937 (TARGET_TRAMPOLINE_INIT): New.
7938 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
7939 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
7941 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
7943 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
7944 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
7945 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
7946 make static; adjust parameters for the hook.
7947 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
7949 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
7950 s390_trampoline_template; make static.
7951 (s390_trampoline_init): Rename from s390_initialize_trampoline;
7952 make static; adjust for target hook.
7953 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
7954 * config/s390/s390-protos.h: Remove trampoline decls.
7955 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
7956 (TRAMPOLINE_TEMPLATE): Remove.
7957 (TRAMPOLINE_ALIGNMENT): New.
7959 * config/score/score-protos.h (score_initialize_trampoline): Remove.
7960 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
7961 (TARGET_TRAMPOLINE_INIT): New.
7962 (score_asm_trampoline_template): New.
7963 (score_trampoline_init): Rename from score_initialize_trampoline;
7964 make static; adjust for hook parameters.
7965 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
7966 score[37]_asm_trampoline_template.
7967 (INITIALIZE_TRAMPOLINE): Remove.
7968 * config/score/score3.c (score3_asm_trampoline_template): New.
7969 (score3_trampoline_init): Rename from score3_initialize_trampoline;
7970 adjust for target hook.
7971 * config/score/score7.c (score7_asm_trampoline_template): New.
7972 (score7_trampoline_init): Rename from score7_initialize_trampoline;
7973 adjust for target hook.
7974 * config/score/score3.h, config/score/score7.h: Update.
7976 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
7977 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
7978 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
7979 (sh_trampoline_init): Rename from sh_initialize_trampoline;
7980 make static; adjust for target hook parameters.
7981 (sh_trampoline_adjust_address): New.
7982 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
7983 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
7985 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
7986 (sparc32_initialize_trampoline): Rename from
7987 sparc_initialize_trampoline; make static; replace tramp parameter
7988 with m_tramp and update memory accesses.
7989 (sparc64_initialize_trampoline): Similarly.
7990 (sparc_trampoline_init): New.
7991 * config/sparc/sparc-protos.h: Remove trampoline decls.
7992 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
7993 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
7995 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
7996 (array_to_constant): Make ARR parameter const.
7997 (spu_trampoline_init): Rename from spu_initialize_trampoline;
7998 make static; update for hook parameters.
7999 * config/spu/spu-protos.h: Update decls.
8000 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8002 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8003 from xstormy16_initialize_trampoline; make static; update for
8005 (TARGET_TRAMPOLINE_INIT): New.
8006 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8008 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8009 (TARGET_TRAMPOLINE_INIT): New.
8010 (v850_can_eliminate): Make static.
8011 (v850_asm_trampoline_template, v850_trampoline_init): New.
8012 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8013 v850_asm_trampoline_template.
8014 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8015 and adjust for target hook parameters.
8017 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8018 (TARGET_TRAMPOLINE_INIT): New.
8019 (vax_asm_trampoline_template, vax_trampoline_init): New.
8020 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8021 vax_asm_trampoline_template.
8022 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8024 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8025 (TARGET_TRAMPOLINE_INIT): New.
8026 (xtensa_asm_trampoline_template): Rename from
8027 xtensa_trampoline_template; make static.
8028 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8029 make static; update for hook parameters.
8030 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8031 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8032 (INITIALIZE_TRAMPOLINE): Remove.
8034 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8035 error for nested functions with regparm=3.
8036 (ix86_compute_frame_layout): Adjust frame pointer offset for
8037 ix86_static_chain_on_stack.
8038 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8039 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8040 don't reset to UNITS_PER_WORD.
8041 (ix86_emit_leave): Adjust ix86_cfa_state.
8042 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8043 (ix86_static_chain): New.
8044 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8045 make static; update for target hook parameters; use ix86_static_chain.
8046 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8047 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8048 (INITIALIZE_TRAMPOLINE): Remove.
8049 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8050 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8051 to the end. Add static_chain_on_stack.
8052 (ix86_static_chain_on_stack): New.
8054 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8055 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8056 (m68k_trampoline_init): New.
8057 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8058 m68k_trampoline_init and adjust for hook parameters.
8059 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8060 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8062 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8064 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8065 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8067 * reload1.c (reload): Call wrap_constant when substituting
8068 reg for equiv inside of DEBUG_INSNs.
8071 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8072 add_call_src_coords_attributes, add_high_low_attributes,
8073 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8074 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8075 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8076 when -gdwarf-2 -gstrict-dwarf.
8077 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8078 -gdwarf-[23] -gstrict-dwarf.
8079 (address_of_int_loc_descriptor, loc_descriptor,
8080 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8081 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8082 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8084 2009-09-22 Richard Guenther <rguenther@suse.de>
8086 PR tree-optimization/41428
8087 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8088 (ccp_finalize): Pass it to substitute_and_fold.
8090 2009-09-22 Richard Guenther <rguenther@suse.de>
8092 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8093 (substitute_and_fold): Adjust prototype.
8094 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8095 (simplify_stmt_using_ranges): Likewise.
8096 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8097 (vrp_fold_stmt): New function.
8098 (vrp_finalize): Pass it to substitute_and_fold.
8099 * tree-flow.h (vrp_evaluate_conditional): Remove.
8100 (simplify_stmt_using_ranges): Likewise.
8101 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8102 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8103 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8105 (fold_predicate_in): Move to tree-vrp.c.
8106 (substitute_and_fold): Use the callback instead of calling into
8107 tree-vrp.c functions directly.
8109 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8111 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8112 comparison warning on rs6000.
8115 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8116 GIMPLE_EH_MUST_NOT_THROW cleanup.
8117 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8119 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8122 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8123 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8124 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8125 libSystem which is derived from the gcc 4.2.1 unwinder.
8127 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8130 * varasm.c (default_encode_section_info): Copy TLS model into
8131 sym_ref flags regardless of backend support for TLS, for all
8132 model types except TLS_MODEL_EMULATED.
8134 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8137 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8138 we can handle it correctly.
8140 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8142 * doc/install.texi (os2): Remove section.
8144 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8146 * doc/standards.texi (Objective-C): Adjust two URLs.
8148 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8150 * tree-tailcall.c (process_assignment): Don't check if a
8151 multiplication or an addition are already present.
8152 (find_tail_calls): Combine multiple additions and multiplications.
8153 (adjust_accumulator_values): Emit accumulators.
8155 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8157 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8158 xmm register restore.
8160 2009-09-21 Jan Hubicka <jh@suse.cz>
8162 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8163 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8166 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8168 * stor-layout.c (layout_type): Remove obsolete code.
8170 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8173 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8175 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8178 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8179 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8180 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8181 * fold-const.c (const_binop): Likewise.
8182 * real.h (do_mpc_arg2): Update prototype.
8184 2009-09-20 Jan Hubicka <jh@suse.cz>
8186 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8187 (add_location_or_const_value_attribute): Rewrite using
8189 (tree_add_const_value_attribute): Return true if successful.
8190 (tree_add_const_value_attribute_for_decl): Likewise.
8192 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8193 (loc_descriptor): ... here;
8194 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8195 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8196 pool items that was not marked for output.
8197 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8198 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8199 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8200 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8201 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8202 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8203 DW_OP_stack_value to get address of items that are not available
8205 (dw_loc_list): Handle single element lists correctly.
8207 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8208 Pascal Obry <obry@adacore.com>
8210 * unwind-dw2-fde.c (classify_object_over_fdes):
8211 Cast the constant 1 to _Unwind_Ptr.
8212 (add_fdes): Likewise.
8213 (linear_search_fdes): Likewise.
8215 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8217 * stor-layout.c (set_sizetype): Avoid useless type copy.
8219 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8221 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8223 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8224 * configure, config.in: Regenerate.
8225 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8227 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8228 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8229 for global data if the output could be used in a shared library.
8230 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8231 to 0 if TARGET_WRITABLE_EH_FRAME.
8233 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8235 PR rtl-optimization/39886
8236 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8237 just when insn is equal to BB_END (bb).
8239 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8241 * config/mips/mips.opt (mrelax-pic-calls): New option.
8242 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8244 (mips_unspec_call): Change "unspec_call" expander into this.
8245 (mips_strip_unspec_call): New function.
8246 (mips_got_load): Call mips_unspec_call instead of
8247 gen_unspec_call<mode>.
8248 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8250 (mips_cfg_in_reorg): New function.
8251 (mips16_lay_out_constants): Use it to decide whether to call
8252 CFG-aware insn splitting.
8253 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8254 mips_reorg. Move DF set-up code from here ...
8255 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8257 (mips_reorg): Call mips_df_reorg instead of
8258 r10k_insert_cache_barriers. Move CFG set-up code here from
8259 r10k_insert_cache_barriers.
8260 (mips_call_expr_from_insn): New function.
8261 (mips_pic_call_symbol_from_set): Likewise.
8262 (mips_find_pic_call_symbol): Likewise.
8263 (mips_annotate_pic_call_expr): Likewise.
8264 (mips_get_pic_call_symbol): Likewise.
8265 (mips_annotate_pic_calls): Likewise.
8266 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8268 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8269 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8270 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8272 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8273 (unspec_call<mode>): Remove it.
8274 (sibcall_internal, sibcall_value_internal,
8275 sibcall_value_multiple_internal, call_internal, call_split,
8276 call_value_internal, call_value_split,
8277 call_value_multiple_internal, call_value_multiple_split): Pass
8278 SIZE_OPNO to MIPS_CALL.
8279 (call_internal_direct, call_direct_split,
8280 call_value_internal_direct, call_value_direct_split): Pass -1 as
8281 SIZE_OPNO to MIPS_CALL.
8282 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8283 * configure: Regenerate.
8284 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8285 and -mno-relax-pic-calls.
8286 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8288 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8291 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8292 in the directory this rule is called from, rather than the
8293 toplevel 'gcc' directory, to fix in-tree build.
8295 2009-09-19 Chris Demetriou <cgd@google.com>
8297 PR preprocessor/28435:
8298 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8299 to cpplib that the preprocessor output is needed.
8301 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8303 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8304 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8305 *return_and_restore_fpregs_<mode>,
8306 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8309 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8310 instead of assuming it has always a REG inside of it.
8312 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8314 * config/freebsd.h: Update comment on types.
8315 (WINT_TYPE): Define.
8317 2009-09-18 Jason Merrill <jason@redhat.com>
8319 * c.opt: Add -fno-deduce-init-list.
8321 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8323 * value-prof.c (interesting_stringop_to_profile_p): Added output
8324 argument to indicate which parameter is the size parameter.
8325 * value-prof.c (gimple_stringop_fixed_value): Use
8326 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8327 * value-prof.c (gimple_stringops_transform): Update call sites to
8328 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8330 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8333 From David Binderman <dcb314@hotmail.com>:
8334 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8335 local variable f. Remove stale comments.
8336 (ix86_compute_frame_layout): Remove useless local variable total_size.
8337 Remove #if 0'd code.
8338 (legitimate_address_p): Remove useless local variables
8339 reason_rtx and reason.
8340 (ix86_split_copysign_const): Remove useless local variable op1.
8341 (scale_counter): Remove useless local variable piece_size_mask.
8343 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8345 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8348 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8351 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8353 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8355 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8358 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8360 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8361 DW_OP_implicit_value even without dwarf_version 4.
8363 2009-09-17 Jan Hubicka <jh@suse.cz>
8365 * dwarf2out.c: Include tree-pass.h and gimple.h.
8366 (loc_list_plus_const): New function.
8367 (loc_descriptor_from_tree_1): Rename to ...
8368 (loc_descriptor_from_tree): ... remove original.
8369 (loc_list_from_tree): New function.
8370 (add_AT_location_description): Accept location list.
8371 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8372 (concatn_mem_loc_descriptor): Remove.
8373 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8375 (secname_for_decl): Move up.
8376 (hidden_reference_p): New function; break out from ...
8377 (loc_by_refernece): ... here; move up.
8378 (dw_loc_list): New function.
8379 (single_element_loc_list): New function.
8380 (single_element_loc_list_p): New function.
8381 (add_loc_descr_to_each): New function.
8382 (add_loc_list): New function.
8383 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8384 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8385 add diagnostics why expansion failed.
8386 (add_location_or_const_value_attribute): Support location lists.
8387 (add_bound_info): Likewise.
8388 (descr_info_loc): Update call of loc_descriptor_from_tree.
8389 (gen_variable_die): Work on location lists.
8390 * final.c (pass_final): Add dump file.
8391 * Makefile.in (dwarf2out.o): Add new dependencies.
8393 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8396 * real.c decimal_from_integer, decimal_integer_string): New.
8397 (real_from_integer): Use them as special case for decimal float.
8398 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8399 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8400 Do not append zero after the decimal point in string to convert.
8402 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8404 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8405 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8407 2009-09-17 Martin Jambor <mjambor@suse.cz>
8409 * common.opt (fipa-sra): New switch.
8410 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8411 * timevar.def (TV_IPA_SRA): New timevar.
8412 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8413 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8414 * tree-sra.c: Include cgraph.c.
8415 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8416 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8417 and grp_not_necessarilly_dereferenced.
8418 (func_param_count): New variable.
8419 (encountered_apply_args): New variable.
8420 (bb_dereferences): New variable.
8421 (final_bbs): New variable.
8422 (no_accesses_representant): New variable.
8423 (no_accesses_p): New function.
8424 (dump_access): Dump the new fields.
8425 (sra_initialize): Set encountered_apply_args to false.
8426 (get_ssa_base_param): New function.
8427 (mark_parm_dereference): New function.
8428 (create_access): Caring for INIDRECT_REFs and different handling of
8429 varialble length accesses in early IPA SRA. Store the stmt - a new
8430 parameter - to the new access.
8431 (build_access_from_expr_1): New parameter stmt, passed to
8432 create_access. Handle INDIRECT_REFs.
8433 (build_access_from_expr): Pass the current statement to
8434 build_access_from_expr_1.
8435 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8437 (build_accesses_from_assign): Pass the current statement to
8438 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8439 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8440 final_bbs when necessary. Check for calls to __builtin_apply_args.
8441 Fixup EH info if anythng was changed.
8442 (is_unused_scalar_param): New function.
8443 (ptr_parm_has_direct_uses): New function.
8444 (find_param_candidates): New function.
8445 (mark_maybe_modified): New function.
8446 (analyze_modified_params): New function.
8447 (propagate_dereference_distances): New function.
8448 (dump_dereferences_table): New function.
8449 (analyze_caller_dereference_legality): New function.
8450 (unmodified_by_ref_scalar_representative): New function.
8451 (splice_param_accesses): New function.
8452 (decide_one_param_reduction): New function.
8453 (enum ipa_splicing_result): New type.
8454 (splice_all_param_accesses): New function.
8455 (get_param_index): New function.
8456 (turn_representatives_into_adjustments): New function.
8457 (analyze_all_param_acesses): New function.
8458 (get_replaced_param_substitute): New function.
8459 (get_adjustment_for_base): New function.
8460 (replace_removed_params_ssa_names): New function.
8461 (sra_ipa_reset_debug_stmts): New function.
8462 (sra_ipa_modify_expr): New function.
8463 (sra_ipa_modify_assign): New function.
8464 (convert_callers): New function.
8465 (modify_function): New function.
8466 (ipa_sra_preliminary_function_checks): New function.
8467 (ipa_early_sra): New function.
8468 (ipa_early_sra_gate): New function.
8469 (pass_early_ipa_sra): New variable.
8470 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8472 2009-09-17 Michael Matz <matz@suse.de>
8475 * tree.c (build_type_attribute_qual_variant): Export.
8476 * tree.h (build_type_attribute_qual_variant): Declare.
8477 * tree-inline.c (remap_type_1): Use it to build variants with
8478 the original qualifiers and attributes.
8480 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8482 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8483 without a fallthrough edge.
8485 2009-09-16 DJ Delorie <dj@redhat.com>
8487 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8488 chip and ignore the "fast_interrupt" attribute if so.
8490 2009-09-16 Richard Henderson <rth@redhat.com>
8493 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8496 2009-09-16 Richard Henderson <rth@redhat.com>
8499 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8500 is set only if DECL_NO_STATIC_CHAIN is unset.
8501 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8502 (FOR_EACH_NEST_INFO): New.
8503 (walk_all_functions): Use it.
8504 (finalize_nesting_tree): Likewise.
8505 (unnest_nesting_tree): Likewise.
8506 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8507 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8508 (convert_gimple_call): Early out if gimple_call_chain already set.
8509 (convert_all_function_calls): Iterate until no new functions
8510 require a static chain.
8511 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8512 when building a trampoline. Use dump_function_to_file instead
8514 (lower_nested_functions): Open dump_file. Validate that decls
8515 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8516 bit reset by this pass.
8518 2009-09-16 Michael Matz <matz@suse.de>
8521 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8522 shorten decl_common_unused.
8523 (DECL_RESTRICTED_P): New accessor.
8524 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8525 to disambiguate marked decls and restrict pointers.
8527 2009-09-16 Richard Henderson <rth@redhat.com>
8530 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8532 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8534 * integrate.c (set_block_abstract_flags): Call
8535 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8537 2009-09-16 Richard Guenther <rguenther@suse.de>
8540 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8543 2009-09-16 DJ Delorie <dj@redhat.com>
8544 Kaz Kojima <kkojima@gcc.gnu.org>
8546 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8547 (sh_expand_prologue): Update calls to output_stack_adjust.
8548 (sh_expand_epilogue): Likewise.
8550 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8553 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8554 trying to limit the extent of searches in the insn stream.
8556 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8557 Jakub Jelinek <jakub@redhat.com>
8561 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8563 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8564 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8565 (rs6000_savres_strategy): Always save FP registers inline if the
8566 target doesn't support hardware double-precision. Set the above
8567 bits in return value when needed.
8568 (rs6000_savres_routine_sym): Fix computation for cache selector.
8569 Mark the generated symbol as a function. Rename exitp argument to
8570 lr. Move code for determining the name of the symbol...
8571 (rs6000_savres_routine_name): ...here. New function. Add cases for
8572 getting the names right on AIX and 64-bit Linux.
8573 (savres_routine_name): New variable.
8574 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8575 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8576 on what the target routine uses as a base register. If savep && lr
8577 describe saving of r0 into memory slot.
8578 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8579 line calls for AIX ABI.
8580 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8581 determine FP save/restore functions.
8582 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8583 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8585 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8586 Duplicate restoration of LR and execute the appropriate one
8587 depending on whether GPRs are being restored inline. Set r11 from
8588 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8589 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8590 Fix out of line calls for AIX ABI.
8591 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8593 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8595 (*restore_gpregs_spe): Likewise.
8596 (*return_and_restore_gpregs_spe): Likewise.
8597 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8598 Define to empty string unconditionally.
8599 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8600 Define to empty string unconditionally.
8601 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8604 2009-09-15 Jan Hubicka <jh@suse.cz>
8606 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8607 * params.def (inline-insns-auto): Likewise.
8609 2009-09-15 Martin Jambor <mjambor@suse.cz>
8611 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8612 individual statements only at TDF_DETAILS dump level. Format
8613 source for 80 characters per line.
8615 2009-09-15 Christian Bruel <christian.bruel@st.com>
8617 * regrename.c (do_replace): Update REG_DEAD notes.
8619 2009-09-15 Revital Eres <eres@il.ibm.com>
8621 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
8622 * targhooks.c (default_builtin_support_vector_misalignment):
8623 New builtin function.
8624 * targhooks.h (default_builtin_support_vector_misalignment):
8626 * target.h (builtin_support_vector_misalignment):
8627 New field in struct gcc_target.
8628 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
8629 new builtin function.
8630 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
8632 * config/rs6000/rs6000.c
8633 (rs6000_builtin_support_vector_misalignment): New function.
8634 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
8636 2009-09-15 Jie Zhang <jie.zhang@analog.com>
8638 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
8640 (bfin_optimize_loop): Likewise.
8641 (bfin_gen_bundles): Likewise.
8642 (workaround_speculation): Likewise.
8643 (find_load): Return NULL_RTX for debug_insn.
8645 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
8647 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
8650 2009-09-14 DJ Delorie <dj@redhat.com>
8652 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
8653 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
8656 2009-09-14 Richard Henderson <rth@redhat.com>
8657 Jakub Jelinek <jakub@redhat.com>
8659 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
8660 * cfgbuild.c (make_edges): Handle asm goto.
8661 * cfglayout.c (fixup_reorder_chain): Likewise.
8662 * cfgrtl.c (patch_jump_insn): Likewise.
8663 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
8664 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
8665 (gimple_build_asm_vec): Add and use labels parameter.
8666 (gimple_build_asm): Remove.
8667 (walk_gimple_asm): Walk labels too.
8668 * gimple.def (GIMPLE_ASM): Update docs.
8669 * gimple.h: Update decls.
8670 (struct gimple_statement_asm): Change nc to use unsigned char;
8672 (gimple_asm_nlabels): New.
8673 (gimple_asm_label_op, gimple_asm_set_label_op): New.
8674 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
8675 into gimple_build_asm_vec.
8676 * jump.c (mark_jump_label_asm): New.
8677 (mark_jump_label): Use it.
8678 (redirect_jump_1): Handle asm goto.
8679 (invert_jump_1): Soft fail if X is null.
8680 * recog.c (extract_asm_operands): New.
8681 (asm_noperands): Use it; handle asm labels.
8682 (decode_asm_operands): Use extract_asm_operands.
8683 (asm_operand_ok): Properly handle empty string.
8684 * reg-stack.c (get_asm_operands_in_out): Rename from
8685 get_asm_operand_n_inputs; use extract_asm_operands; return both
8686 inputs and outputs by reference; update all callers.
8687 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
8688 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
8689 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
8690 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
8691 (extract_asm_operands): Declare.
8692 * stmt.c (expand_asm_operands): Add and use labels parameter.
8693 (check_unique_operand_names): Likewise.
8694 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
8695 (expand_asm_stmt): Handle asm labels.
8696 * tree-cfg.c (make_gimple_asm_edges): New.
8697 (make_edges): Use it.
8698 (cleanup_dead_labels): Handle asm labels.
8699 (is_ctrl_altering_stmt): Likewise.
8700 (gimple_redirect_edge_and_branch): Likewise.
8701 * tree.def (ASM_EXPR): Add 5th operand.
8702 * tree.h (ASM_LABELS): New.
8703 (resolve_asm_operand_names): Update decl.
8705 * c-parser.c (c_parser_asm_statement): Parse asm goto.
8706 (c_parser_asm_goto_operands): New.
8707 * c-tree.h (build_asm_expr): Update decl.
8708 * c-typeck.c (build_asm_expr): Add and use labels parameter.
8709 * doc/extend.texi: Document asm goto.
8711 2009-09-14 Richard Henderson <rth@redhat.com>
8713 * except.h: Update declarations.
8714 (struct pointer_map_t): Forward declare.
8715 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
8716 (struct eh_landing_pad_d, eh_landing_pad): New.
8717 (struct eh_catch_d, eh_catch): New.
8718 (struct eh_region_d): Remove next_region_sharing_label, aka,
8719 label, tree_label, landing_pad, post_landing_pad, resume,
8720 may_contain_throw. Rename region_number to index. Remove
8721 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
8722 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
8723 (VEC(eh_landing_pad,gc)): New.
8724 (struct eh_status): Remove last_region_number. Add lp_array,
8725 throw_stmt_table, ttype_data, ehspec_data.
8726 (ehr_next, FOR_ALL_EH_REGION_AT): New.
8727 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
8728 * except.c (lang_protect_cleanup_actions): Return tree.
8729 (struct ehl_map_entry): Remove.
8730 (init_eh_for_function): Push zero entries for region and lp_array.
8731 (gen_eh_region): Add to region_array immediately.
8732 (gen_eh_region_catch): Operate on eh_catch objects.
8733 (gen_eh_landing_pad): New.
8734 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
8735 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
8736 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
8737 (get_eh_landing_pad_from_number_fn): New.
8738 (get_eh_landing_pad_from_number): New.
8739 (get_eh_region_from_lp_number_fn): New.
8740 (get_eh_region_from_lp_number): New.
8741 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
8742 (get_exception_pointer, get_exception_filter): Remove.
8743 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
8744 (current_function_has_exception_handlers): Simplify.
8745 (bring_to_root, eh_region_replaceable_by_p): Remove.
8746 (replace_region, hash_type_list, hash_eh_region): Remove.
8747 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
8748 (label_to_region_map, num_eh_regions): Remove.
8749 (get_next_region_sharing_label, must_not_throw_labels): Remove.
8750 (find_exception_handler_labels): Remove.
8751 (duplicate_eh_regions_0, find_prev_try): Remove.
8752 (struct duplicate_eh_regions_data): New.
8753 (duplicate_eh_regions_1): Rewrite.
8754 (duplicate_eh_regions): Return a pointer map instead of an
8756 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
8757 (redirect_eh_edge_to_label): Remove.
8758 (eh_region_outermost): Rewrite using eh_region pointers
8759 instead of integers.
8760 (add_ttypes_entry): Update for ttype_data move to eh_status.
8761 (add_ehspec_entry): Rewrite with VEC instead of varray.
8762 (assign_filter_values): Likewise. Export.
8763 (build_post_landing_pads, connect_post_landing_pads): Remove.
8764 (dw2_build_landing_pads): Rewrite to use lp_array.
8765 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
8766 (sjlj_assign_call_site_values): Rewrite to use lp_array.
8767 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
8768 (sjlj_mark_call_sites): Update for landing pad numbers.
8769 (finish_eh_generation): Rewrite.
8770 (gate_handle_eh): Do nothing for no eh tree.
8771 (pass_rtl_eh): Move up near finish_eh_generation.
8772 (remove_eh_landing_pad): New.
8773 (remove_eh_handler): Export.
8774 (remove_eh_region, remove_eh_handler_and_replace): Remove.
8775 (for_each_eh_label): Rewrite to use lp_array.
8776 (make_reg_eh_region_note): New.
8777 (make_reg_eh_region_note_nothrow_nononlocal): New.
8778 (insn_could_throw_p): New.
8779 (copy_reg_eh_region_note_forward): New.
8780 (copy_reg_eh_region_note_backward): New.
8781 (check_handled, add_reachable_handler): Remove.
8782 (reachable_next_level, foreach_reachable_handler): Remove.
8783 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
8784 (get_eh_region_and_lp_from_rtx): New.
8785 (get_eh_region_from_rtx): New.
8786 (can_throw_internal_1, can_throw_external_1): Remove.
8787 (can_throw_internal): Use get_eh_region_from_rtx.
8788 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
8789 (insn_nothrow_p, can_nonlocal_goto): New.
8790 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
8791 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
8792 (add_action_record): Use VEC not varray.
8793 (collect_one_action_chain): Update for eh_region changes.
8794 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
8795 Use get_eh_region_and_lp_from_rtx.
8796 (gate_convert_to_eh_region_ranges): New.
8797 (pass_convert_to_eh_region_ranges): Use it.
8798 (push_uleb128, push_sleb128): Use VEC not varray.
8799 (output_one_function_exception_table): Likewise.
8800 (dump_eh_tree): Update for eh_region changes.
8801 (verify_eh_tree): Likewise.
8802 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
8803 * tree-eh.c: Include target.h.
8804 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
8805 Don't disallow GIMPLE_RESX; adjust argument check.
8806 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
8807 (record_stmt_eh_region): Update for landing pad numbers;
8808 generate a landing pad if necessary.
8809 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
8810 (remove_stmt_from_eh_lp_fn): Similarly.
8811 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
8812 Update for lp numbers; don't special case missing throw_stmt_table.
8813 (lookup_expr_eh_lp): Similarly.
8814 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
8815 (eh_seq, eh_region_may_contain_throw): New.
8816 (struct leh_state): Add ehp_region.
8817 (struct leh_tf_state): Remove eh_label.
8818 (emit_post_landing_pad): New.
8819 (emit_resx, emit_eh_dispatch): New.
8820 (note_eh_region_may_contain_throw): New.
8821 (frob_into_branch_around): Take eh_region not eh label;
8822 emit eh code into eh_seq.
8823 (honor_protect_cleanup_actions): Early exit for no actions. Don't
8824 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
8825 lower_eh_must_not_throw. Emit code to eh_seq.
8826 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
8827 (lower_try_finally_onedest): Likewise.
8828 (lower_try_finally_copy): Likewise.
8829 (lower_try_finally_switch): Likewise.
8830 (lower_try_finally): Initialize ehp_region.
8831 (lower_catch): Update for eh_catch objects.
8832 (lower_eh_filter): Don't handle must_not_throw.
8833 (lower_eh_must_not_throw): New.
8834 (lower_cleanup): Don't set eh_label.
8835 (lower_eh_constructs_2): Resolve eh builtins.
8836 Handle GIMPLE_EH_MUST_NOT_THROW.
8837 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
8838 Add eh_seq to the end of the function body.
8839 (make_eh_dispatch_edges): New.
8840 (make_eh_edge): Remove.
8841 (make_eh_edges): Simplify for landing pads.
8842 (redirect_eh_edge_1): New.
8843 (redirect_eh_edge): Use it.
8844 (redirect_eh_dispatch_edge): New.
8845 (stmt_could_throw_p): Use a switch. Allow RESX.
8846 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
8847 (stmt_can_throw_internal): Likewise.
8848 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
8849 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
8850 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
8851 (gate_refactor_eh): New.
8852 (pass_refactor_eh): Use it.
8853 (lower_resx, execute_lower_resx, pass_lower_resx): New.
8854 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
8855 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
8856 (remove_unreachable_handlers): Rename from
8857 tree_remove_unreachable_handlers; rewrite for landing pads;
8858 call remove_eh_handler directly.
8859 (remove_unreachable_handlers_no_lp): New.
8860 (unsplit_eh, unsplit_all_eh): New.
8861 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
8862 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
8863 (cleanup_empty_eh_unsplit): New.
8864 (cleanup_empty_eh): Rewrite.
8865 (cleanup_all_empty_eh): New.
8866 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
8867 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
8868 (gate_cleanup_eh): New.
8869 (pass_cleanup_eh): Use it.
8870 (verify_eh_edges): Move later in file. Expect one EH edge.
8871 (verify_eh_dispatch_edge): New.
8873 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
8874 (gtype-desc.o): Add TARGET_H.
8875 (tree.o): Use EXCEPT_H, not except.h.
8876 (cfgbuild.o): Add EXPR_H.
8877 (GTFILES): Add vecprim.h.
8878 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
8879 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
8880 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
8881 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
8882 * calls.c (emit_call_1): Use make_reg_eh_region_note.
8883 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
8884 calls to can_throw_internal.
8885 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
8886 (make_edges): Don't handle RESX; use can_nonlocal_goto.
8887 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
8888 (expand_gimple_stmt): Use make_reg_eh_region_note.
8889 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
8890 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
8891 or find_exception_handler_labels.
8892 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
8893 there is exacly one EH edge. Use can_nonlocal_goto and
8895 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
8896 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
8897 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
8898 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
8899 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
8900 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
8901 * dse.c (scan_insn): Use insn_could_throw_p.
8902 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
8903 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
8904 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
8905 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
8906 EXC_PTR_EXPR or FILTER_EXPR.
8907 (tree_expr_nonzero_warnv_p): Likewise.
8908 * function.h: Include vecprim.h, not varray.h
8909 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
8910 move ttype_data and ehspec_data members to struct eh_status; change
8911 action_record_data member to a VEC.
8912 * gcse.c (hash_scan_set): Use can_throw_internal.
8913 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
8914 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
8915 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8916 (block_may_fallthru): Don't handle RESX_EXPR.
8917 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
8918 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
8919 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
8920 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
8921 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
8922 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
8923 (gimple_size): Likewise.
8924 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
8925 (gimple_build_resx): Use gimple_build_with_ops.
8926 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
8927 (is_gimple_val): Likewise.
8928 (is_gimple_stmt): Remove RESX_EXPR.
8929 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
8930 (GIMPLE_RESX): Reorder with other EH constructs.
8931 * gimple.h (struct gimple_statement_eh_mnt): New.
8932 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
8933 (gimple_eh_filter_must_not_throw): Remove.
8934 (gimple_eh_filter_set_must_not_throw): Remove.
8935 (gimple_eh_must_not_throw_fndecl): New.
8936 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
8937 (is_gimple_resx): New.
8938 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
8939 Don't copy EH_FILTER_MUST_NOT_THROW.
8940 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
8941 * ipa-inline.c (estimate_function_body_sizes): Don't try to
8942 handle must_not_throw_labels specially.
8943 * ipa-pure-const.c (check_call): Update debug statement for LP.
8944 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
8945 * ipa-utils.c (get_base_var): Likewise.
8946 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
8947 * lower-subreg.c (move_eh_region_note): Remove.
8948 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
8949 * omp-low.c (new_omp_context): Update for eh_lp_nr.
8950 (create_task_copyfn): Likewise.
8951 (maybe_catch_exception): Use gimple_build_eh_filter.
8952 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
8953 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
8954 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
8955 and pass_lower_resx.
8956 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
8957 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
8958 can_throw_internal, can_nonlocal_goto.
8959 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
8960 copy_reg_eh_region_note_forward.
8961 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
8962 (emit_output_reload_insns): Likewise.
8963 (copy_eh_notes): Remove.
8964 * rtl.def (RESX): Remove.
8965 * rtl.h: Update declarations.
8966 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
8967 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
8968 (update_eh_label): Remove.
8969 (cleanup_dead_labels_eh): New.
8970 (cleanup_deal_labels): Use it instead of update_eh_label.
8971 (gimple_merge_blocks): Update landing pad data structure when
8972 removing a landing pad label.
8973 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
8974 test; handle GIMPLE_EH_MUST_NOT_THROW.
8975 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
8976 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
8977 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
8978 (verify_stmt): Likewise. Verify landing pads.
8979 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
8980 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
8981 (struct move_stmt_d): Add eh_map.
8982 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
8983 (move_stmt_r): Remap eh region numbers in builtin calls,
8984 resx and eh_dispatch.
8985 (move_block_to_fn): Remove eh_offset parameter. Use
8986 maybe_duplicate_eh_stmt_fn.
8987 (find_outermost_region_in_block): Operate on eh_region pointers
8988 instead of region numbers.
8989 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
8990 duplicate_eh_regions.
8991 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
8992 test earlier. Disallow EH landing pads.
8993 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
8994 * tree-flow.h: Update declarations.
8995 (struct tree_ann_common_d): Replace rn with lp_nr.
8996 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
8997 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
8998 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
8999 resx and eh_dispatch.
9000 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
9001 (copy_edges_for_bb): Use make_eh_dispatch_edges.
9002 (copy_cfg_body): Expect eh_map instead of eh_region_offset
9003 from duplicate_eh_regions.
9004 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9005 update RESX; handle EH_DISPATCH.
9006 (expand_call_inline): Set eh_lp_nr, not eh_region.
9007 (maybe_inline_call_in_expr): Likewise.
9008 * tree-inline.h (struct copy_body_data): Replace eh_region with
9009 eh_lp_nr, eh_region_offset with eh_map.
9010 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9011 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9012 * tree-pretty-print.c (dump_generic_node): Don't handle
9013 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9014 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9015 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9016 EXC_PTR_EXPR, FILTER_EXPR.
9017 * tree-ssa-operands.c (get_expr_operands): Likewise.
9018 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9019 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9020 (ao_ref_init_from_vn_reference): Likewise.
9021 * tree-ssa-sink.c (statement_sink_location): Likewise.
9022 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9023 (mark_virtual_phi_result_for_renaming): Export. Tidy.
9024 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9025 EXC_PTR_EXPR, FILTER_EXPR.
9026 (is_exception_related): Remove.
9027 (compute_avail): Don't call it.
9028 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9029 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9030 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9031 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9033 (build_resx): Remove.
9034 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9035 * tree.h: Update declarations.
9036 (EH_FILTER_MUST_NOT_THROW): Remove.
9037 (struct tree_label_decl): Add eh_landing_pad_nr.
9038 (EH_LANDING_PAD_NR): New.
9039 * value-prof.c (gimple_ic): Tidy variable names. Update for
9040 landing pad numbers.
9041 (gimple_stringop_fixed_value): Tidy variable names. Assert
9042 that neither call stmt can throw.
9043 * vecprim.h (uchar): New.
9044 (VEC(uchar,heap), VEC(uchar,gc)): New.
9046 * c-common.c (c_define_builtins): Update call to
9047 build_common_builtin_nodes.
9048 * c-parser.c (c_parse_file): Don't call
9049 default_init_unwind_resume_libfunc.
9051 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9053 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9054 (mips_cprestore_address_p): Likewise.
9055 (mips_save_gp_to_cprestore_slot): Likewise.
9056 (mips_restore_gp): Rename to...
9057 (mips_restore_gp_from_cprestore_slot): ...this.
9058 (mips_must_initialize_gp_p): Declare.
9059 (mips_emit_save_slot_move): Likewise.
9060 (mips_output_load_label): Return nothing.
9061 (mips_eh_uses): Declare.
9062 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9063 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9064 (TARGET_ABSOLUTE_JUMPS): Likewise.
9065 (EH_USES): Likewise.
9066 (FIRST_PSEUDO_REGISTER): Update comment.
9067 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9068 (MIPS_CALL): ...here.
9069 (REGISTER_NAMES): Add $cprestore.
9070 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9071 Add load_label_length, has_inflexible_gp_insn_p,
9072 has_flexible_gp_insn_p, must_initialize_gp_p and
9073 must_restore_gp_when_clobbered_p.
9074 (mips_expand_call): Don't generate split instructions here.
9075 (mips_split_call): Update the call to mips_restore_gp after
9076 the above name change.
9077 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9078 (mips_find_gp_ref): New function.
9079 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9080 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9081 (mips_insn_has_flexible_gp_ref_p): Likewise.
9082 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9083 (mips_function_has_gp_insn): Delete.
9084 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9085 Use the new functions above. Only return INVALID_REGNUM
9086 for TARGET_ABSOLUTE_JUMPS.
9087 (mips_must_initialize_gp_p): New function.
9088 (mips_get_cprestore_base_and_offset): New function, extracted from...
9089 (mips_cprestore_slot): ...here. Take a bool parameter.
9090 (mips_cfun_has_cprestore_slot_p): New function.
9091 (mips_cprestore_address_p): Likewise.
9092 (mips_save_gp_to_cprestore_slot): Likewise.
9093 (mips_restore_gp): Rename to...
9094 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9095 epilogue_completed. Update the call to mips_cprestore_slot.
9096 Test cfun->machine->must_restore_gp_when_clobbered_p.
9097 (mips_direct_save_slot_move_p): New function.
9098 (mips_emit_save_slot_move): Likewise.
9099 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9100 of cfun->machine->global_pointer.
9101 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9102 (mips_save_reg): Use mips_emit_save_slot_move.
9103 (mips_expand_prologue): Set must_initialize_gp_p.
9104 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9105 for all cprestore saves. Emit a use_cprestore instruction after
9106 setting up the cprestore slot.
9107 (mips_restore_reg): Use mips_emit_save_slot_move.
9108 (mips_process_load_label): New function.
9109 (mips_load_label_length): Likewise.
9110 (mips_output_load_label): Don't return asm: output it here instead.
9111 Use mips_process_load_label.
9112 (mips_adjust_insn_length): Adjust the length of branch instructions
9113 that have length MAX_PIC_BRANCH_LENGTH.
9114 (mips_output_conditional_branch): Update the call to
9115 mips_output_load_label. Assume the branch target is OPERANDS[0]
9116 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9117 (mips_output_order_conditional_branch): Swap the meaning of
9118 OPERANDS[0] and OPERANDS[1].
9119 (mips_variable_issue): Don't count ghost instructions.
9120 (mips_expand_ghost_gp_insns): New function.
9121 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9122 (mips_output_mi_thunk): Set must_initialize_gp_p.
9123 (mips_eh_uses): New function.
9124 * config/mips/predicates.md (cprestore_save_slot_operand)
9125 (cprestore_load_slot_operand): New predicates.
9126 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9127 (UNSPEC_MOVE_GP): Likewise.
9128 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9129 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9130 (CPRESTORE_SLOT_REGNUM): New register.
9131 (MAX_PIC_BRANCH_LENGTH): New constant.
9132 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9133 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9134 branches. Fix commentary.
9135 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9136 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9137 Change type to "ghost".
9138 (loadgp_absolute_<mode>): Likewise.
9139 (loadgp_rtp_<mode>): Likewise.
9140 (copygp_mips16): Likewise.
9141 (loadgp_blockage): Remove redundant mode attribute.
9142 (potential_cprestore): New instruction.
9143 (cprestore): Turn into an unspec set.
9144 (use_cprestore): New instruction.
9145 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9146 (*branch_fp_inverted): Likewise.
9147 (*branch_order<mode>): Likewise.
9148 (*branch_order<mode>_inverted): Likewise.
9149 (*branch_equality<mode>): Likewise.
9150 (*branch_equality<mode>_inverted): Likewise.
9151 (*branch_bit<bbv><mode>): Likewise.
9152 (*branch_bit<bbv><mode>_inverted): Likewise.
9153 (*branch_equality<mode>_mips16): Remove redundant mode.
9154 (jump): Turn into a define_expand.
9155 (*jump_absolute): New instruction.
9156 (*jump_pic): Likewise.
9157 (*jump_mips16): Rename previously-unnamed pattern. Remove
9158 redundant mode attribute.
9159 (restore_gp): Split on epilogue_completed rather than
9160 reload_completed. Change type to "ghost".
9161 (move_gp<mode>): New instruction.
9162 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9163 Remove redundant mode attribute.
9164 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9165 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9166 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9168 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9171 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9172 are returned in the same register (vs34 or v2) that Altivec vector
9173 types are returned in.
9174 (rs6000_libcall_value): Ditto.
9177 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9178 instead of explicit addsi3/adddi3 calls.
9179 (rs6000_split_multireg_move): Ditto.
9180 (rs6000_emit_allocate_stack): Ditto.
9181 (rs6000_emit_prologue): Ditto.
9182 (rs6000_output_mi_thunk): Ditto.
9184 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9185 size is 64 bits if we can use 64-bit registers.
9187 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9189 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9192 From Jie Zhang <jie.zhang@analog.com>:
9193 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9194 save FP and RETS with saveall attribute.
9195 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9196 with saveall attribute.
9198 * config/bfin/bfin.c (bfin_expand_builtin,
9199 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9202 From Jie Zhang <jie.zhang@analog.com>:
9203 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9204 before use in two places.
9205 * config/bfin/bfin.md (AREG): Define mode iterator.
9206 (reload_in, reload_out): Use mode iterator AREG.
9208 2009-09-14 Richard Guenther <rguenther@suse.de>
9211 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9212 EH personality path.
9214 2009-09-13 Richard Guenther <rguenther@suse.de>
9215 Rafael Avila de Espindola <espindola@google.com>
9217 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9218 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9219 (LANG_HOOKS_INITIALIZER): Adjust.
9220 (lhd_pass_through_t): Declare.
9221 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9223 * langhooks.c (lhd_pass_through_t): New function.
9224 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9225 dwarf2out_begin_prologue): Use personality from current_function_decl.
9226 * expr.h (get_personality_function): Declare.
9227 * expr.c (get_personality_function): New function.
9228 (build_personality_function): Likewise.
9229 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9230 (eh_personality_libfunc): Remove.
9231 * optabs.c (build_libfunc_function): New function split out from ...
9232 (init_one_libfunc): ... here.
9233 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9234 (tree_function_decl): Add personality.
9235 (lhd_gcc_personality): Declare.
9236 (build_personality_function): Likewise.
9237 * tree.c (gcc_eh_personality_decl): New.
9238 (lhd_gcc_personality): New function.
9239 * except.h (lang_eh_runtime_type): Remove.
9240 (enum eh_personality_kind): New.
9241 (build_personality_function): Declare.
9242 (function_needs_eh_personality): Declare.
9243 * except.c (lang_eh_runtime_type): Remove.
9244 (function_needs_eh_personality): New function.
9245 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9246 (sjlj_emit_function_enter, output_function_exception_table):
9247 Use personality from current_function_decl.
9248 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9249 * tree-inline.c (tree_can_inline_p): Do not inline across different
9251 (expand_call_inline): Likewise. Adjust the callers EH personality.
9252 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9253 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9254 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9255 (c-parser.o): Likewise
9256 * c-tree.h (c_eh_initialized_p): Remove.
9257 (c_maybe_initialize_eh): Likewise.
9258 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9259 (finish_decl): Don't call c_maybe_initialize_eh.
9260 (c_eh_initialized_p): Remove.
9261 (c_maybe_initialize_eh): Likewise.
9262 * c-parser.c (c_parser_omp_construct): Likewise.
9263 (c_parse_file): Initialize exception handling.
9265 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9267 * config.gcc (tm_file): Remove i386/biarch32.h
9268 for i?86-w64-mingw* case.
9269 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9271 * config.host: Set for x64 mingw the option
9272 use_long_long_for_widest_fast_int to yes.
9274 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9276 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9277 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9278 (dbxout_begin_function): Likewise.
9279 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9280 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9281 set on the function.
9282 (final_end_function): Likewise.
9283 (final_scan_insn): Likewise.
9284 (rest_of_handle_final): Likewise.
9285 * varasm.c (assemble_start_function): Likewise.
9286 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9288 2009-09-12 Jason Merrill <jason@redhat.com>
9290 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9291 * opts.c (common_handle_option): constify.
9293 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9295 * doc/install.texi (avr): Remove obsolete reference site.
9297 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9299 * doc/install.texi (Binaries): Adjust AIX link.
9301 2009-09-12 Akim Demaille <demaille@gostai.com>
9303 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9304 Use an imperative sentence.
9306 2009-09-11 Richard Henderson <rth@redhat.com>
9308 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9309 structure-name and has-tree-operands arguments; update all entries.
9310 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9312 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9313 (gsstruct_code_size): New.
9314 (gss_for_code_): New.
9315 (gss_for_code): Remove.
9316 (gimple_size): Rewrite using gsstruct_code_size.
9317 (gimple_statement_structure): Move to gimple.h.
9318 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9319 (gss_for_code, gimple_statement_structure): New.
9320 (gimple_ops): Use new arrays; tidy.
9322 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9324 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9325 operand to be a PLUS expression.
9326 * config/pa/pa.c (pa_secondary_reload): Likewise.
9328 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9330 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9332 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9335 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9337 From Jie Zhang <jie.zhang@analog.com>:
9338 * doc/extend.texi (node Function Attributes): Document l2
9340 (node Blackfin Variable Attributes): Document l2 variable attributes.
9342 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9344 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9345 to match the system compiler's configuration at inflection point.
9346 Add comment to remark a remaining difference with system compiler.
9348 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9349 * configure: Regenerate.
9351 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9353 From Jie Zhang <jie.zhang@analog.com>:
9354 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9355 (bfin_handle_l2_attribute): New.
9356 (bfin_attribute_table): Add l2 attribute.
9358 2009-09-11 Michael Matz <matz@suse.de>
9361 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9362 on the local_decls list.
9364 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9368 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9370 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9371 for VALUEs, to implement the documented interface.
9372 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9373 Adjust for VALUEs and anything else, to implement the
9374 documented interface.
9376 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9378 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9379 with actual SPE/paired vector modes before using 64-bit alignment.
9380 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9382 2009-09-10 DJ Delorie <dj@redhat.com>
9384 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9387 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9388 * config/mep/mep.c (mep_legitimate_constant_p): New.
9389 * config/mep/mep-protos.h: Prototype it.
9391 2009-09-10 Richard Henderson <rth@redhat.com>
9393 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9395 2009-09-10 Jason Merrill <jason@redhat.com>
9397 * tree.c (chain_index): New fn.
9398 * tree.h: Declare it.
9400 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9402 * config/sol2-c.c (cmn_err_length_specs): Initialize
9403 scalar_identity_flag.
9405 2009-09-10 Richard Henderson <rth@redhat.com>
9407 * tree.h (struct tree_decl_common): Move align member earlier;
9408 move label_decl_uid member ...
9409 (struct tree_label_decl): ... here.
9410 (LABEL_DECL_UID): Update to match.
9412 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9415 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9416 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9418 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9419 dest_prev if the edge is complex.
9421 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9423 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9424 loop latch tests earlier.
9426 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9427 before GIMPLE_RETURN, not after its predecessor; insert
9430 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9431 gimple_seq_empty_p to test for no PHI nodes.
9432 * tree-cfg.c (split_critical_edges): Likewise.
9434 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9436 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9438 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9439 introduced by the VTA branch merge.
9441 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9443 * ira-conflicts.c: Use fputs or putc instead of fprintf
9447 * tree-switch-conversion.c: Ditto.
9449 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9451 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9452 introduced by the VTA branch merge.
9454 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9457 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9459 PR rtl-optimization/39779
9460 * expr.c (convert_modes): Return when mode == oldmode after
9461 CONST_INTs are processed.
9463 2009-09-10 Nick Clifton <nickc@redhat.com>
9465 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9466 attribute and referring decl when creating renamed symbol.
9468 2009-09-10 Richard Guenther <rguenther@suse.de>
9471 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9473 (cgraph_finalize_compilation_unit): Compute reachability
9474 before emitting thunks. Properly process aliases before
9475 possibly removing unreachable nodes.
9477 2009-09-10 Richard Guenther <rguenther@suse.de>
9480 * tree.c (struct free_lang_data_d): Add worklist member.
9481 (find_decls_types_r): Push onto the worklist instead of recursing.
9482 Handle TREE_BINFOs properly.
9483 (find_decls_types): New function wrapped around find_decls_types_r
9484 to process the worklist.
9485 (find_decls_types_in_eh_region): Use it.
9486 (find_decls_types_in_node): Likewise.
9487 (find_decls_types_in_var): Likewise.
9488 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9489 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9490 (AGGREGATE_TYPE_P): Adjust.
9492 2009-09-09 Jason Merrill <jason@redhat.com>
9494 * configure.ac: Check glibc version even if we have an in-tree
9497 2009-09-09 Anthony Green <green@moxielogic.com>
9499 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9500 the constant 0 when appropriate.
9501 * config/moxie/constraints.md: Add constraint O.
9503 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9504 to pass up to 6 32-bit argument values in registers.
9505 (moxie_function_arg): Ditto.
9506 (moxie_arg_partial_bytes): Ditto.
9507 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9508 (REG_PARM_STACK_SPACE): Ditto.
9509 (FUNCTION_ARG_REGNO_P): Ditto.
9511 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9512 instruction to allocate stack space.
9514 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9516 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9517 unnecessarily stringent constraints. Fix address
9518 calculation in the splitters.
9520 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9522 PR rtl-optimization/39779
9523 * expr.c (convert_modes): Return when mode == oldmode after
9524 CONST_INTs are processed.
9526 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9529 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9530 (ix86_expand_prologue): Take frame.padding0 into logic of
9532 (ix86_expand_epilogue): Likewise.
9534 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9536 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9538 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9539 * config/t-slibgcc-libgcc: New file.
9540 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9542 2009-09-09 Martin Jambor <mjambor@suse.cz>
9544 PR tree-optimization/41089
9545 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9548 2009-09-09 Richard Henderson <rth@redhat.com>
9550 * gimple.h (CASE_GIMPLE_OMP): New.
9551 (is_gimple_omp): Use it.
9552 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9553 (verify_gimple_debug): Likewise.
9555 2009-09-09 Richard Guenther <rguenther@suse.de>
9557 PR tree-optimization/41101
9558 * tree-ssa-pre.c (maximal_set): Remove.
9559 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9560 Defer all blocks we didn't visit at least one successor.
9561 (add_to_exp_gen): Do not add to the maximal set.
9562 (make_values_for_phi): Likewise.
9563 (compute_avail): Likewise.
9564 (init_pre): Do not allocate the maximal set.
9565 (execute_pre): Do not dump it.
9567 2009-09-09 Martin Jambor <mjambor@suse.cz>
9569 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9570 an SSA_NAME rather than a is_gimple_variable.
9572 2009-09-09 Richard Guenther <rguenther@suse.de>
9575 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9576 code dealing with plain pointer bases.
9577 (maybe_fold_offset_to_reference): Likewise.
9578 (maybe_fold_stmt_addition): Adjust.
9580 2009-09-09 Richard Guenther <rguenther@suse.de>
9582 * tree.c (free_lang_data_in_type): Do not free the type variant
9584 (free_lang_data): Merge char_type_node with its properly signed
9586 (pass_ipa_free): Collect after freeing language specific data.
9588 2009-09-09 Michael Matz <matz@suse.de>
9591 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9592 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9593 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9596 2009-09-08 DJ Delorie <dj@redhat.com>
9598 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9600 2009-09-04 Jason Merrill <jason@redhat.com>
9602 * tree.c (tree_find_value): Remove.
9603 * tree.h: Remove prototype.
9604 * varasm.c (assemble_external): Use value_member instead.
9606 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9608 * toplev.c (process_options): Choose default debugging type when
9609 gtoggle enables debug info and type is unset.
9611 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9615 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9618 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9620 * configure: Rebuilt with modified libtool.m4.
9622 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9627 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
9629 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9631 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
9632 (remove_statement): Likewise.
9633 (rewrite_use_nonlinear_expr): Adjust.
9634 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
9635 * tree-ssa.c (release_defs_bitset): ... this. New.
9636 * tree-flow.h (release_defs_bitset): Declare.
9638 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9641 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
9642 in the middle block.
9644 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
9646 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
9647 via intptr_t to long type.
9648 (insert_operand_rank): Cast long type via intptr_t to
9650 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
9652 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
9653 from pointer to unsigned via uintptr_t.
9655 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
9656 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
9658 * configure: Regenerated.
9659 * config.in: Regenerated
9660 * system.h (stdint.h): Add include.
9661 (inttypes.h): Likewise.
9662 * Makefile.in (aclocal): Add config/stdint.m4.
9663 * aclocal.m4: Regenerated.
9665 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
9667 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
9669 (note_np_check_stores): New function.
9670 (harmless_null_pointer_p): New function.
9671 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
9672 changed. Take into account whether we're in the shadow of a condjump
9673 that tested NP_REG for NULL.
9674 Lose all code that tested for SEQUENCEs.
9675 (workaround_speculation): Avoid inserting NOPs for loads that are
9676 either always executed or a NULL pointer.
9678 2009-09-08 Jan Hubicka <jh@suse.cz>
9680 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
9681 * params.def (early-inlining-insns): Likewise.
9683 2009-09-08 Jakub Jelinek <jakub@redhat.com>
9685 PR rtl-optimization/41239
9686 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
9687 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
9689 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
9690 across calls, as the calls might not always return normally.
9691 (call_may_noreturn_p): New function.
9692 (deps_analyze_insn): Update last_function_call_may_noreturn list.
9693 (init_deps): Initialize it.
9694 (remove_from_deps): Also remove calls from
9695 last_function_call_may_noreturn list.
9697 2009-09-07 Richard Henderson <rth@redhat.com>
9699 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
9700 more VR->OPERANDS than LHS operands. Free LHS before returning.
9702 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9704 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
9705 (attr "addrtype"): New member "spreg".
9706 Use it if mem_spfp_address_operand is true for the address.
9707 (attr "type"): New entry "stall".
9708 (cpu_unit "load"): New.
9709 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
9711 (insn_reservation "loadsp"): New.
9712 (insn_reservation "load_stall1"): New.
9713 (insn_reservation "load_stall3"): New.
9715 * config/bfin/predicates.md (const1_operand, const3_operand): New.
9716 (mem_p_address_operand): Exclude stack and frame pointer based
9718 (mem_spfp_address_operand): New; match them here.
9719 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
9720 (bfin_reorg): Call it if scheduling insns.
9721 (bfin_gen_bundles): Remove dummy insns created by
9722 add_sched_insns_for_speculation.
9724 From Jie Zhang <jie.zhang@analog.com>:
9725 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
9726 bfin_si_revision, bfin_workarounds): Move these ...
9727 * config/bfin/bfin.h: ... here.
9729 From Mike Frysinger <michael.frysinger@analog.com>
9730 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
9731 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
9732 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
9733 bf547m, bf548m, and bf549m.
9734 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
9735 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
9736 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
9737 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
9738 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
9739 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
9740 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
9741 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
9742 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
9743 bf542m, bf544m, bf547m, bf548m, and bf549m.
9745 From Jie Zhang <jie.zhang@analog.com>:
9746 * config/bfin/predicates.md (p_register_operand): New predicate.
9747 (dp_register_operand): New predicate.
9748 * config/bfin/bfin-protos.h (WA_05000074): Define.
9749 (ENABLE_WA_05000074): Define.
9750 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
9751 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
9752 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
9753 (define_attr addrtype): Allow load/store register to be P register.
9754 (define_attr storereg): New.
9755 (define_cpu_unit anomaly_05000074): New.
9756 (define_insn_reservation dsp32shiftimm): New.
9757 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
9758 (define_insn_reservation loadp): Cannot use slot2.
9759 (define_insn_reservation loadsp): Cannot use slot2.
9760 (define_insn_reservation storep): Cannot use slot2. Does not
9761 apply when working around 05000074.
9762 (define_insn_reservation storep_anomaly_05000074): New.
9763 (define_insn_reservation storei): Does not apply when working
9765 (define_insn_reservation storei_anomaly_05000074): New.
9766 (define_attr length): Add dsp32shiftimm case.
9767 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
9768 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
9769 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
9770 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
9771 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
9773 2009-09-07 Martin Jambor <mjambor@suse.cz>
9776 * tree-sra.c (create_artificial_child_access): Return NULL if
9777 build_ref_for_offset fails.
9778 (propagate_subacesses_accross_link): Allow build_ref_for_offset
9779 and create_artificial_child_access to fail.
9781 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
9784 * unwind-dw2.c (uw_init_context_1): Mark noinline.
9785 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
9786 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
9788 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
9790 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
9791 block, ensure it has an exit edge. Emit a barrier after a jump.
9793 2009-09-07 Nick Clifton <nickc@redhat.com>
9795 * gcc.c (this_is_linker_script): New variable. Like
9796 this_is_library_file but for the %T constructor.
9797 (end_going_arg): If this_is_linker_script is set then locate the
9798 script and insert a --script switch before it
9799 (do_spec_2): Initialise this_is_linker_script.
9800 (do_spec_1): Likewise. Handle %T construct.
9801 (eval_spec_function): Preserve this_is_linker_script.
9802 * doc/invoke.texi: Document %T construct in spec files.
9803 * config/m32c/m32c.h (LIB_SPEC): Use it.
9805 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9807 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
9808 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
9809 when volatile flag is set.
9810 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
9812 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
9815 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
9816 (combine_stack_adjustments_for_block): Allow insns between stack
9817 adjustments and stores with corresponding pre-(dec|inc)rement or
9818 pre-modify operation.
9820 2009-09-06 Jakub Jelinek <jakub@redhat.com>
9823 * combine-stack-adj.c (struct csa_memlist): Rename to...
9824 (struct csa_reflist): ... this. Rename mem field to ref.
9825 (free_csa_memlist): Rename to...
9826 (free_csa_reflist): ... this.
9827 (record_one_stack_memref): Rename to...
9828 (record_one_stack_ref): ... this. Handle also REG_P.
9829 (try_apply_stack_adjustment): Handle also REG_P.
9830 (struct record_stack_memrefs_data): Rename to...
9831 (struct record_stack_refs_data): ... this. Rename memlist field to
9833 (record_stack_memrefs): Rename to...
9834 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
9835 subexpressions instead of failing when a MEM contains SP references.
9836 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
9837 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
9839 2009-09-06 Richard Guenther <rguenther@suse.de>
9842 * tree.c (build_array_type): Do not record types marked
9843 with structural equality in the canonical type hashtable.
9845 2009-09-06 Richard Guenther <rguenther@suse.de>
9848 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
9850 2009-09-05 Richard Guenther <rguenther@suse.de>
9853 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
9855 2009-09-05 Richard Guenther <rguenther@suse.de>
9858 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
9860 2009-09-05 Richard Guenther <rguenther@suse.de>
9863 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
9864 before comparing function argument types.
9866 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9869 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
9872 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9875 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9877 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9878 locators before emit_insn is called.
9880 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
9883 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
9884 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
9885 (reginfo_init): Don't call allocate_reg_info.
9887 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
9890 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
9891 NONDEBUG_INSN_P instead of INSN_P.
9893 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9896 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
9898 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9901 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
9902 pattern of the split.
9904 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9906 * toplev.c (process_options): Move setter of flag_var_tracking
9907 before other tests that depend on it. Move down setter of
9908 flag_rename_registers. Don't enable var-tracking-assignments
9909 by default if selective scheduling is enabled. Warn if both
9912 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
9914 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
9915 comment. Use switch statement to catch overlaps between rtx
9916 and tree codes. Accept FUNCTION_DECLs in addition to those in...
9917 (IS_DECL_CODE): ... here. Remove.
9918 (check_value_is_not_decl): Remove.
9919 (dv_from_decl, dv_from_value): Check after conversion.
9921 2009-09-04 Richard Guenther <rguenther@suse.de>
9924 * (cgraph_finalize_compilation_unit): Move finalizing aliases
9925 after emitting tunks. Move emitting thunks and ctors from ...
9926 (cgraph_optimize): ... here. Remove redundant
9927 cgraph_analyze_functions.
9928 * varasm.c (find_decl_and_mark_needed): Remove no longer
9930 (finish_aliases_1): Adjust check for thunk aliases.
9932 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
9934 * config/arm/arm.md (ctzsi2): Added braces
9935 to avoid warning that broke booststrap.
9937 2009-09-04 Martin Jambor <mjambor@suse.cz>
9939 PR tree-optimization/41112
9940 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
9941 handle variable-bounded arrays.
9942 (expr_with_var_bounded_array_refs_p): New function.
9943 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
9945 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
9947 * config/s390/2097.md: Removed two incorrect bypasses.
9948 (z10_fsimpdf): Fixed latency.
9949 (z10_fhex): New insn_reservation.
9950 (z10_floaddf): Fixed latency.
9951 (z10_floadsf): Fixed latency.
9952 (z10_ftrunctf): Fixed latency.
9953 (z10_ftruncdf): Fixed latency.
9954 * config/s390/s390.c (z10_cost): Fixed values.
9955 (s390_adjust_priority): Added z10 path.
9956 * config/s390/s390.md (type): Added fhex.
9957 (*mov<mode>_64dfp): Updated type attribute.
9958 (*mov<mode>_64): Updated type attribute.
9959 (*mov<mode>_31): Updated type attribute.
9960 (*mov<mode>"): Likewise.
9961 * config/s390/2084.md (x_fsimpdf): Updated condition.
9963 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
9965 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
9966 RTXs in the predicate for operand 1.
9968 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
9970 * config/arm/arm.md (UNSPEC_RBIT): New constant.
9971 (rbitsi2): New insn.
9972 (ctzsi2): New expand.
9973 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
9975 2009-09-03 Martin Jambor <mjambor@suse.cz>
9977 * tree-sra.c (duplicate_expr_for_different_base): Removed.
9978 (create_artificial_child_access): Use build_ref_for_offset instead
9979 of duplicate_expr_for_different_base.
9980 (propagate_subacesses_accross_link): Likewise.
9982 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
9984 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
9986 (mips16e_collect_argument_saves): Skip debug instructions.
9987 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
9988 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
9989 (r10k_insert_cache_barriers): Likewise.
9990 (mips_reorg_process_insns): Likewise.
9992 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
9995 * ira.c (update_equiv_reg): Remove check on class likely spill.
9997 2009-09-03 Jakub Jelinek <jakub@redhat.com>
10000 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10001 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
10005 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10006 the stack slot if it is passed by invisible reference.
10007 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
10008 by invisible reference.
10010 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10012 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10013 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10014 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10016 * config/bfin/sync.md: New file.
10017 * config/bfin/bfin.md: Include it.
10018 (UNSPEC_ATOMIC): New.
10019 (UNSPEC_ONES): Provide a unique number.
10021 From Jie Zhang <jie.zhang@analog.com>:
10022 * config/bfin/bfin.c (ret_regs): New.
10023 (must_save_fp_p): Don't return true because of frame_pointer_needed.
10024 (must_save_rets_p): New.
10025 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10026 current_function_is_leaf.
10027 (do_link): Likewise.
10028 (do_unlink): Likewise.
10029 (expand_interrupt_handler_prologue): Use ret_regs array.
10030 (expand_interrupt_handler_epilogue): Use ret_regs array and
10031 pass return register to gen_return_internal.
10032 (bfin_expand_epilogue): Pass return register to
10033 gen_return_internal.
10034 (bfin_expand_call): Explicitly clobber RETS.
10035 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10036 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10037 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10038 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10040 (return_internal): Take a reg rtx rather than the register number.
10042 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10044 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10045 when comparing against estimated_loop_iterations_int return.
10047 2009-09-03 Richard Guenther <rguenther@suse.de>
10049 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10050 eh_personality_libfunc.
10052 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10054 * tree-parloops.c (separate_decls_in_region): Add space.
10056 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10058 * tree-parloops.c (separate_decls_in_region): Change the condition
10059 checking if there are reductions in the loop.
10061 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10063 PR tree-optimization/38275
10064 * tree-parloops.c (parallelize_loops): Replace profitability condition
10065 for expected number of iterations.
10067 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10069 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10070 (bootstrap-debug): Explain conditions in which it becomes default.
10071 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10074 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10076 * doc/invoke.texi (Optimize Options): Move
10077 -finline-small-functions to the -O2 list.
10079 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10081 * toplev.c (process_options): Enable var-tracking-assignments
10082 by default if var-tracking is enabled.
10084 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10086 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10088 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10089 * rtl.h (prev_nonnote_insn_bb): Declare it.
10091 2009-09-03 Diego Novillo <dnovillo@google.com>
10093 * cgraph.c (cgraph_node_for_decl): New.
10094 * cgraph.h (cgraph_node_for_decl): Declare.
10095 * tree.c (host_integerp): Return 0 if T is NULL.
10097 2009-09-03 Diego Novillo <dnovillo@google.com>
10099 * tree.h (struct alias_pair): Move from varasm.c.
10100 (alias_pairs): Likewise.
10101 (TYPE_MAXVAL): Define.
10102 (TYPE_MINVAL): Define.
10103 (iterative_hash_host_wide_int): Declare.
10104 (remove_unreachable_alias_pairs): Declare.
10105 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10106 * diagnostic.c (default_diagnostic_starter): Make extern.
10107 (default_diagnostic_finalizer): Make extern.
10108 * diagnostic.h (default_diagnostic_starter): Declare.
10109 (default_diagnostic_finalizer): Declare.
10110 (default_tree_printer): Declare.
10111 * toplev.c (default_tree_printer): Make extern.
10113 2009-09-03 Richard Guenther <rguenther@suse.de>
10114 Diego Novillo <dnovillo@google.com>
10116 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10117 * cgraphunit.c (cgraph_expand_function): Do not emit
10118 associated thunks from here.
10119 (cgraph_emit_thunks): New.
10120 (cgraph_optimize): Call it.
10121 Return if any IPA pass finds an error.
10122 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10125 2009-09-03 Simon Baldwin <simonb@google.com>
10126 Rafael Espindola <espindola@google.com>
10127 Richard Guenther <rguenther@suse.de>
10128 Doug Kwan <dougkwan@google.com>
10129 Diego Novillo <dnovillo@google.com>
10131 * tree.c: Include tree-pass.h, langhooks-def.h,
10132 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10133 (free_lang_data_in_type): New.
10134 (need_assembler_name_p): New.
10135 (free_lang_data_in_block): New.
10136 (free_lang_data_in_decl): New.
10137 (struct free_lang_data_d): New.
10138 (add_tree_to_fld_list): New.
10139 (find_decls_types_r): New.
10140 (get_eh_types_for_runtime): New.
10141 (find_decls_types_in_eh_region): New.
10142 (find_decls_types_in_node): New.
10143 (find_decls_types_in_var): New.
10144 (free_lang_data_in_cgraph): New.
10145 (free_lang_data): New.
10146 (gate_free_lang_data): New.
10147 (pass_ipa_free_lang_data): New.
10149 2009-09-03 Diego Novillo <dnovillo@google.com>
10151 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10152 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10153 (lang_hooks): Remove const qualifier.
10154 * ipa.c (cgraph_remove_unreachable_nodes): Call
10155 remove_unreachable_alias_pairs.
10156 * except.c (add_type_for_runtime): Check if TYPE has
10157 already been converted.
10158 (lookup_type_for_runtime): Likewise.
10159 (check_handled): Handle converted types.
10160 * varasm.c (remove_unreachable_alias_pairs): New.
10161 * gimple.c: Include demangle.h.
10162 (gimple_decl_printable_name): New.
10163 (gimple_fold_obj_type_ref): New.
10164 * gimple.h (gimple_decl_printable_name): Declare.
10165 (gimple_fold_obj_type_ref): Declare.
10166 * passes.c (init_optimization_passes): Add pass
10167 pass_ipa_free_lang_data.
10168 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10169 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10171 2009-09-03 Diego Novillo <dnovillo@google.com>
10173 * c-lang.c (lang_hooks): Remove const qualifier.
10175 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10177 * doc/install.texi (*-*-freebsd*): Update target information.
10179 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10181 * hard-reg-set.h (call_fixed_regs): Remove.
10182 * reginfo.c (call_fixed_regs): Remove.
10183 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10184 (globalize_reg): Don't use call_fixed_regs.
10185 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10188 2009-09-01 Michael Matz <matz@suse.de>
10190 * expr.h (emit_storent_insn, expand_expr_real_1,
10191 expand_expr_real_2): Declare.
10192 * expr.c (emit_storent_insn, expand_expr_real_1,
10193 expand_expr_real_2): Export.
10194 (store_expr): Setting and evaluating dont_return_target is useless.
10195 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10196 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10197 * except.c (expand_resx_expr): Rename to ...
10198 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10199 * except.h (expand_resx_stmt): Declare.
10200 * stmt.c: Add include gimple.h
10201 (expand_asm_expr): Rename to ...
10202 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10203 (expand_case): Rewrite to take gimple statement.
10204 * tree.h (expand_asm_stmt): Declare.
10205 (expand_case): Change prototype.
10206 * Makefile.in (stmt.o): Depend on gimple.h.
10207 * builtins.c (expand_builtin_synchronize): Build gimple asm
10208 statement, not an ASM_EXPR.
10209 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10210 gimple_to_tree, release_stmt_tree): Remove.
10211 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10212 ggc_free, but hold comparison code and operands separately.
10213 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10214 (expand_call_stmt, expand_gimple_stmt_1,
10215 expand_gimple_stmt): New helpers.
10216 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10217 release_stmt_tree. Call expand_gimple_stmt instead.
10218 (expand_gimple_basic_block): Ditto.
10220 * calls.c (emit_call_1): Don't look at EH regions here, make
10221 fntree parameter useless.
10222 (expand_call): New local rettype for TREE_TYPE(exp), use it
10223 throughout. Remove local p, use addr instead.
10224 Don't look at EH regions here.
10226 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10228 * doc/invoke.texi (-fsched-pressure): Document it.
10229 (-fsched-reg-pressure-heuristic): Remove it.
10231 * reload.c (ira.h): Include.
10232 (find_reloads): Add choosing reload on number of small spilled
10235 * haifa-sched.c (ira.h): Include.
10236 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10237 saved_reg_pressure, curr_reg_live, saved_reg_live,
10238 region_ref_regs): New variables.
10239 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10240 initiate_reg_pressure_info, setup_ref_regs,
10241 initiate_bb_reg_pressure_info, save_reg_pressure,
10242 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10244 (setup_insn_reg_pressure_info): New function.
10245 (rank_for_schedule): Add pressure checking and insn issue time.
10246 Remove comparison of insn reg weights.
10247 (ready_sort): Set insn reg pressure info.
10248 (update_register_pressure, setup_insn_max_reg_pressure,
10249 update_reg_and_insn_max_reg_pressure,
10250 sched_setup_bb_reg_pressure_info): New functions.
10251 (schedule_insn): Add code for printing and updating reg pressure info.
10252 (find_set_reg_weight, find_insn_reg_weight): Remove.
10253 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10254 (debug_ready_list): Print reg pressure info.
10255 (schedule_block): Ditto. Check insn issue time.
10256 (sched_init): Set up sched_pressure_p. Allocate and set up some
10257 reg pressure related info.
10258 (sched_finish): Free some reg pressure related info.
10259 (fix_tick_ready): Make insn always ready if pressure_p.
10260 (init_h_i_d): Don't call find_insn_reg_weight.
10261 (haifa_finish_h_i_d): Free insn reg pressure info.
10263 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10264 ira_memory_move_cost, ira_class_hard_regs,
10265 ira_class_hard_regs_num, ira_no_alloc_regs,
10266 ira_available_class_regs, ira_reg_class_cover_size,
10267 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10269 * ira-lives.c (single_reg_class): Check mode to find how many
10270 registers are necessary for operand.
10271 (ira_implicitly_set_insn_hard_regs): New.
10273 * common.opt (fsched-pressure): New options.
10274 (fsched-reg-pressure-heuristic): Remove.
10276 * ira.c (setup_eliminable_regset): Rename to
10277 ira_setup_eliminable_regset. Make it external.
10278 (expand_reg_info): Pass cover class to setup_reg_classes.
10279 (ira): Call resize_reg_info instead of allocate_reg_info.
10281 * sched-deps.c: Include ira.h.
10282 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10283 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10284 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10285 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10286 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10287 mark_insn_reg_store, mark_insn_reg_clobber,
10288 setup_insn_reg_pressure_info): New.
10289 (sched_analyze_1): Update implicit_reg_pending_uses.
10290 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10291 Use them to create dependencies. Set insn reg uses and pressure
10292 info. Process reg_pending_uses in one place.
10293 (free_deps): Free implicit sets.
10294 (remove_from_deps): Remove implicit sets if necessary. Check
10295 implicit sets when clearing reg_last_in_use.
10296 (init_deps_global): Clear implicit_reg_pending_clobbers and
10297 implicit_reg_pending_uses.
10299 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10300 ira_memory_move_cost, ira_class_hard_regs,
10301 ira_class_hard_regs_num, ira_no_alloc_regs,
10302 ira_available_class_regs, ira_reg_class_cover_size,
10303 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10304 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10305 ira_implicitly_set_insn_hard_regs): New prototypes.
10307 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10308 cost_elements_num): New variables.
10309 (allocno_costs, total_costs): Rename to costs and
10310 total_allocno_costs.
10311 (COSTS_OF_ALLOCNO): Rename to COSTS.
10312 (allocno_pref): Rename to pref.
10313 (allocno_pref_buffer): Rename to pref_buffer.
10314 (common_classes): Rename to regno_cover_class.
10316 (record_reg_classes): Set allocno attributes only if allocno_p.
10317 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10318 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10319 and COSTS_OF_ALLOCNO.
10320 (print_costs): Rename to print_allocno_costs.
10321 (print_pseudo_costs): New.
10322 (process_bb_node_for_costs): Split into 2 functions with new
10323 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10324 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10325 new parameter dump_file. Use cost_elements_num instead of
10326 ira_allocnos_num. Make one iteration if preferred classes were
10327 already calculated for scheduler. Make 2 versions of code
10328 depending on allocno_p.
10329 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10330 regno_cover_class and COSTS instead of common_classes and
10332 (init_costs, finish_costs): New.
10333 (ira_costs): Set up allocno_p and cost_elements_num. Call
10334 init_costs and finish_costs.
10335 (ira_set_pseudo_classes): New.
10337 * rtl.h (allocate_reg_info): Remove.
10338 (resize_reg_info): Change return type.
10339 (reg_cover_class): New.
10340 (setup_reg_classes): Add new parameter.
10342 * sched-int.h (struct deps_reg): New member implicit_sets.
10343 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10344 (INCREASE_BITS): New macro.
10345 (struct reg_pressure_data, struct reg_use_data): New.
10346 (struct _haifa_insn_data): Remove reg_weight. Add members
10347 reg_pressure, reg_use_list, reg_set_list, and
10348 reg_pressure_excess_cost_change.
10349 (struct deps): New member implicit_sets.
10350 (pressure_p): New variable.
10351 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10352 (struct reg_pressure_data, struct reg_use_data): New.
10353 (INSN_REG_WEIGHT): Remove.
10354 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10355 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10356 (sched_init_region_reg_pressure_info,
10357 sched_setup_bb_reg_pressure_info): New prototypes.
10359 * reginfo.c (struct reg_pref): New member coverclass.
10360 (reg_cover_class): New function.
10361 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10362 (reg_info_size): New variable.
10363 (allocate_reg_info): Make static. Setup reg_info_size.
10364 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10365 (setup_reg_classes): Add a new parameter. Setup cover class too.
10367 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10370 * sched-rgn.c (deps_join): Set up implicit_sets.
10371 (schedule_region): Set up region and basic blocks pressure
10374 * passes.c (init_optimization_passes): Move
10375 pass_subregs_of_mode_init before pass_sched.
10377 2009-09-02 Martin Jambor <mjambor@suse.cz>
10379 * tree-sra.c (struct access): New field grp_hint.
10380 (dump_access): Dump grp_hint.
10381 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10383 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10384 those which have been specifically read and somehow written to.
10385 (propagate_subacesses_accross_link): Set grp_hint of right child and
10386 also possibly of the left child.
10388 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10390 * tree-object-size.c (addr_object_size): Always use object_size_type
10391 0 or 2 when determining the pointer pointed object size.
10393 2009-09-02 Richard Guenther <rguenther@suse.de>
10396 2009-08-31 Richard Guenther <rguenther@suse.de>
10398 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10399 to query if the memory regions for memmove overlap.
10400 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10401 asserts on pointers, instead deal with odd trees.
10402 (ptr_derefs_may_alias_p): Likewise.
10403 (refs_may_alias_p_1): Constructor bases also never alias.
10405 2009-08-01 Christian Bruel <christian.bruel@st.com>
10408 2009-07-31 Christian Bruel <christian.bruel@st.com>
10409 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10411 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10413 * doc/invoke.texi (-fvar-tracking-assignments): New.
10414 (-fvar-tracking-assignments-toggle): New.
10415 (-fdump-final-insns=file): Mark filename as optional.
10416 (--param min-nondebug-insn-uid): New.
10417 (-gdwarf-@{version}): Mention version 4.
10418 * opts.c (common_handle_option): Accept it.
10419 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10420 * regrename.c (regrename_optimize): Drop last. Don't count debug
10421 insns as uses. Don't reject change because of debug insn.
10422 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10423 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10424 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10425 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10426 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10427 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10428 * doc/gimple.texi (is_gimple_debug): New.
10429 (gimple_debug_bind_p): New.
10430 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10431 * doc/install.texi (bootstrap-debug): More details.
10432 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10433 (bootstrap-debug-lib): More details.
10434 (bootstrap-debug-ckovw): Update.
10435 (bootstrap-time): New.
10436 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10437 (insert_phi_nodes_for): Insert debug stmts.
10438 (rewrite_stmt): Take iterator. Insert debug stmts.
10439 (rewrite_enter_block): Adjust.
10440 (maybe_replace_use_in_debug_stmt): New.
10441 (rewrite_update_stmt): Use it.
10442 (mark_use_interesting): Return early for debug stmts.
10443 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10444 stmts before replacing stmt.
10445 (move_computations_stmt): Likewise.
10446 * ira-conflicts.c (add_copies): Skip debug insns.
10447 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10448 (regstat_bb_compute_ri): Skip debug insns.
10449 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10450 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10451 check_loop_closed_ssa_stmt): Skip debug stmts.
10452 * tree-tailcall.c (find_tail_calls): Likewise.
10453 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10454 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10455 (build_var_debug_value_stat): Declare.
10456 (build_var_debug_value): Define.
10457 (target_for_debug_bind): Declare.
10458 * reload.c (find_equiv_reg): Skip debug insns.
10459 * rtlanal.c (reg_used_between_p): Skip debug insns.
10460 (side_effects_p): Likewise.
10461 (canonicalize_condition): Likewise.
10462 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10463 insns never depend on debug insns.
10464 (create_ddg_dep_no_link): Likewise.
10465 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10466 Don't add inter-loop dependencies for debug insns.
10467 (build_intra_loop_deps): Likewise.
10468 (create_ddg): Count debug insns.
10469 * ddg.h (struct ddg::num_debug): New.
10470 (num_backargs): Pair up with previous int field.
10471 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10472 -fcompare-debug-second.
10473 * final.c (get_attr_length_1): Skip debug insns.
10474 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10475 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10476 (driver_self_specs): Map -fdump-final-insns to
10477 -fdump-final-insns=..
10478 (get_local_tick): New.
10479 (compare_debug_dump_opt_spec_function): Test for . argument and
10480 compute output name. Compute temp output spec without flag name.
10481 Compute -frandom-seed.
10482 (OPT): Undef after use.
10483 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10484 (average_num_loop_insns): Likewise.
10485 * params.h (MIN_NONDEBUG_INSN_UID): New.
10486 * gimple.def (GIMPLE_DEBUG): New.
10487 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10488 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10489 (merge_in_block): Fix whitespace.
10490 * toplev.c (flag_var_tracking): Update comment.
10491 (flag_var_tracking_assignments): New.
10492 (flag_var_tracking_assignments_toggle): New.
10493 (process_options): Don't open final insns dump file if we're not
10494 going to write to it. Compute defaults for var_tracking.
10495 * df-scan.c (df_insn_rescan_debug_internal): New.
10496 (df_uses_record): Handle debug insns.
10497 * haifa-sched.c (ready): Initialize n_debug.
10498 (contributes_to_priority): Skip debug insns.
10499 (dep_list_size): New.
10500 (priority): Use it.
10501 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10502 they're ready. Disregard previous debug insns to make decisions.
10503 (queue_insn): Never queue debug insns.
10504 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10505 (schedule_insn): Don't reject debug insns because of issue rate.
10506 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10507 (queue_to_ready): Skip and discount debug insns.
10508 (choose_ready): Let debug insns through.
10509 (schedule_block): Check boundary debug insns. Discount debug
10510 insns, schedule them early. Adjust whitespace.
10511 (set_priorities): Check for boundary debug insns.
10512 (add_jump_dependencies): Use dep_list_size.
10513 (prev_non_location_insn): New.
10514 (check_cfg): Use it.
10515 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10517 (remove_unused_ivs): Reset debug stmts.
10518 * modulo-sched.c (const_iteration_count): Skip debug insns.
10519 (res_MII): Discount debug insns.
10520 (loop_single_full_bb_p): Skip debug insns.
10521 (sms_schedule): Likewise.
10522 (sms_schedule_by_order): Likewise.
10523 (ps_has_conflicts): Likewise.
10524 * caller-save.c (refmarker_fn): New.
10525 (save_call_clobbered_regs): Replace regs with saved mem in
10527 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10528 Call refmarker_fn mark for hardregnos.
10529 (mark_reg_as_referenced): New.
10530 (replace_reg_with_saved_mem): New.
10531 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10532 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10534 (cse_extended_basic_block): Skip debug insns.
10535 (count_reg_usage): Likewise.
10536 (is_dead_reg): New, split out of...
10537 (set_live_p): ... here.
10538 (insn_live_p): Use it for debug insns.
10539 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10540 (execute_optimize_stdarg): Likewise.
10541 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10542 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10543 changes in debug stmts as changes.
10544 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10545 (moveup_expr): Don't move across debug insns. Don't move
10546 debug insn if it would create a bookkeeping block.
10547 (moveup_expr_cached): Don't use cache for debug insns that
10548 are heads of blocks.
10549 (compute_av_set_inside_bb): Skip debug insns.
10550 (sel_rank_for_schedule): Schedule debug insns first. Remove
10552 (block_valid_for_bookkeeping_p); Support lax searches.
10553 (create_block_for_bookkeeping): Adjust block numbers when
10554 encountering debug-only blocks.
10555 (find_place_for_bookkeeping): Deal with debug-only blocks.
10556 (generate_bookkeeping_insn): Accept no place to insert.
10557 (remove_temp_moveop_nops): New argument full_tidying.
10558 (prepare_place_to_insert): Deal with debug insns.
10559 (advance_state_on_fence): Debug insns don't start cycles.
10560 (update_boundaries): Take fence as argument. Deal with
10562 (schedule_expr_on_boundary): No full_tidying on debug insns.
10563 (fill_insns): Deal with debug insns.
10564 (track_scheduled_insns_and_blocks): Don't count debug insns.
10565 (need_nop_to_preserve_insn_bb): New, split out of...
10566 (remove_insn_from_stream): ... this.
10567 (fur_orig_expr_not_found): Skip debug insns.
10568 * rtl.def (VALUE): Move up.
10570 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10571 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10572 Set it if debug stmts are found.
10573 (statement_sink_location): Skip debug stmts. Propagate
10574 moving defs into debug stmts.
10575 * ifcvt.c (first_active_insn): Skip debug insns.
10576 (last_active_insns): Likewise.
10577 (cond_exec_process_insns): Likewise.
10578 (noce_process_if_block): Likewise.
10579 (check_cond_move_block): Likewise.
10580 (cond_move_convert_if_block): Likewise.
10581 (block_jumps_and_fallthru_p): Likewise.
10582 (dead_or_predicable): Likewise.
10583 * dwarf2out.c (debug_str_hash_forced): New.
10584 (find_AT_string): Add comment.
10585 (gen_label_for_indirect_string): New.
10586 (get_debug_string_label): New.
10587 (AT_string_form): Use it.
10588 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10589 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10590 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10591 several operations that cannot be represented with DWARF opcodes.
10592 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10593 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10594 (dwarf2out_var_location): Take during-call mark into account.
10595 (output_indirect_string): Update comment. Output if there are
10596 label and references.
10597 (prune_indirect_string): New.
10598 (prune_unused_types): Call it if debug_str_hash_forced.
10599 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10600 (dw_long_long_const): Remove.
10601 (struct dw_val_struct): Change val_long_long type to rtx.
10602 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10603 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10604 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10605 component instead of HOST_BITS_PER_LONG.
10606 (output_loc_operands): Likewise. For const8* assert
10607 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10608 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10609 rather than HOST_BITS_PER_LONG is >= 64.
10610 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10612 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10613 HOST_BITS_PER_LONG for dw_val_class_long_long.
10614 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10615 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10616 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10618 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10619 Handle DW_OP_implicit_value.
10620 (extract_int): Move prototype earlier.
10621 (mem_loc_descriptor): For SUBREG punt if inner
10622 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
10623 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
10624 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
10625 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
10626 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
10627 instead of Pmode size.
10628 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
10629 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
10630 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
10631 (concat_loc_descriptor, concatn_loc_descriptor,
10632 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
10633 (add_location_or_const_value_attribute): Likewise. For single
10634 location loc_lists attempt to use add_const_value_attribute
10635 for constant decls. Add DW_AT_const_value even if
10636 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
10638 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
10639 (control_flow_insn_p): Likewise.
10640 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
10641 (separate_decls_in_region_debug_bind): New.
10642 (separate_decls_in_region): Process debug bind stmts afterwards.
10643 * recog.c (verify_changes): Handle debug insns.
10644 (extract_insn): Likewise.
10645 (peephole2_optimize): Skip debug insns.
10646 * dse.c (scan_insn): Skip debug insns.
10647 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
10649 (setup_id_for_insn): Handle debug insns.
10650 (maybe_tidy_empty_bb): Adjust whitespace.
10651 (tidy_control_flow): Skip debug insns.
10652 (sel_remove_insn): Adjust for debug insns.
10653 (sel_estimate_number_of_insns): Skip debug insns.
10654 (create_insn_rtx_from_pattern): Handle debug insns.
10655 (create_copy_of_insn_rtx): Likewise.
10656 * sel-sched-.h (sel_bb_end): Declare.
10657 (sel_bb_empty_or_nop_p): New.
10658 (get_all_loop_exits): Use it.
10659 (_eligible_successor_edge_p): Likewise.
10660 (return_nop_to_pool): Adjust.
10661 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
10662 * ira-lives.c (process_bb_node_lives): Skip debug insns.
10663 * gimple-pretty-print.c (dump_gimple_debug): New.
10664 (dump_gimple_stmt): Use it.
10665 (dump_bb_header): Skip gimple debug stmts.
10666 * regmove.c (optimize_reg_copy_1): Discount debug insns.
10667 (fixup_match_2): Likewise.
10668 (regmove_backward_pass): Likewise. Simplify combined
10669 replacement. Handle debug insns.
10670 * function.c (instantiate_virtual_regs): Handle debug insns.
10671 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
10672 * print-rtl.h: Include cselib.h.
10673 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
10674 * df.h (df_inns_rescan_debug_internal): Declare.
10675 * gcse.c (alloc_hash_table): Estimate n_insns.
10676 (cprop_insn): Don't regard debug insns as changes.
10677 (bypass_conditional_jumps): Skip debug insns.
10678 (one_pre_gcse_pass): Adjust.
10679 (one_code_hoisting_pass): Likewise.
10680 (compute_ld_motion_mems): Skip debug insns.
10681 (one_cprop_pass): Adjust.
10682 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
10683 (if_convertible_stmt_p): Handle debug stmts.
10684 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
10685 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
10686 * ira-build.c (create_bb_allocnos): Skip debug insns.
10687 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
10688 (has_single_use): Likewise.
10689 (single_imm_use): Likewise.
10690 (num_imm_uses): Likewise.
10691 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
10692 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
10693 (create_outofssa_var_map): Likewise.
10694 * lower-subreg.c (adjust_decomposed_uses): New.
10695 (resolve_debug): New.
10696 (decompose_multiword_subregs): Use it.
10697 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
10698 * emit-rtl.c: Include params.h.
10699 (cur_debug_insn_uid): Define.
10700 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
10701 (copy_rtx_if_shared_1): Handle debug insns.
10702 (reset_used_flags): Likewise.
10703 (set_used_flags): LIkewise.
10704 (get_max_insn_count): New.
10705 (next_nondebug_insn): New.
10706 (prev_nondebug_insn): New.
10707 (make_debug_insn_raw): New.
10708 (emit_insn_before_noloc): Handle debug insns.
10709 (emit_jump_insn_before_noloc): Likewise.
10710 (emit_call_insn_before_noloc): Likewise.
10711 (emit_debug_insn_before_noloc): New.
10712 (emit_insn_after_noloc): Handle debug insns.
10713 (emit_jump_insn_after_noloc): Likewise.
10714 (emit_call_insn_after_noloc): Likewise.
10715 (emit_debug_insn_after_noloc): Likewise.
10716 (emit_insn_after): Take loc from earlier non-debug insn.
10717 (emit_jump_insn_after): Likewise.
10718 (emit_call_insn_after): Likewise.
10719 (emit_debug_insn_after_setloc): New.
10720 (emit_debug_insn_after): New.
10721 (emit_insn_before): Take loc from later non-debug insn.
10722 (emit_jump_insn_before): Likewise.
10723 (emit_call_insn_before): Likewise.
10724 (emit_debug_insn_before_setloc): New.
10725 (emit_debug_insn_before): New.
10726 (emit_insn): Handle debug insns.
10727 (emit_debug_insn): New.
10728 (emit_jump_insn): Handle debug insns.
10729 (emit_call_insn): Likewise.
10731 (init_emit): Take min-nondebug-insn-uid into account.
10732 Initialize cur_debug_insn_uid.
10733 (emit_copy_of_insn_after): Handle debug insns.
10734 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
10735 location of single rhs in place.
10736 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
10737 (floor_sdiv_adjust): New.
10738 (cell_sdiv_adjust): New.
10739 (cell_udiv_adjust): New.
10740 (round_sdiv_adjust): New.
10741 (round_udiv_adjust): New.
10742 (wrap_constant): Moved from cselib.
10743 (unwrap_constant): New.
10744 (expand_debug_expr): New.
10745 (expand_debug_locations): New.
10746 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
10748 (gimple_expand_cfg): Expand debug locations.
10749 * cselib.c: Include tree-pass.h.
10750 (struct expand_value_data): New.
10751 (cselib_record_sets_hook): New.
10752 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
10753 (cselib_clear_table): Move, and implemnet in terms of...
10754 (cselib_reset_table_with_next_value): ... this.
10755 (cselib_get_next_unknown_value): New.
10756 (discard_useless_locs): Don't discard preserved values.
10757 (cselib_preserve_value): New.
10758 (cselib_preserved_value_p): New.
10759 (cselib_preserve_definitely): New.
10760 (cselib_clear_preserve): New.
10761 (cselib_preserve_only_values): New.
10762 (new_cselib_val): Take rtx argument. Dump it in details.
10763 (cselib_lookup_mem): Adjust.
10764 (expand_loc): Take regs_active in struct. Adjust. Silence
10765 dumps unless details are requested.
10766 (cselib_expand_value_rtx_cb): New.
10767 (cselib_expand_value_rtx): Rename and reimplment in terms of...
10768 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
10769 without details. Copy more subregs. Try to resolve values
10770 using a callback. Wrap constants.
10771 (cselib_subst_to_values): Adjust.
10772 (cselib_log_lookup): New.
10773 (cselib_lookup): Call it.
10774 (cselib_invalidate_regno): Don't count preserved values as useless.
10775 (cselib_invalidate_mem): Likewise.
10776 (cselib_record_set): Likewise.
10777 (struct set): Renamed to cselib_set, moved to cselib.h.
10778 (cselib_record_sets): Adjust. Call hook.
10779 (cselib_process_insn): Reset table when it would be cleared.
10780 (dump_cselib_val): New.
10781 (dump_cselib_table): New.
10782 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
10783 (remove_forwarder_block): Support moving debug stmts.
10784 * cselib.h (cselib_record_sets_hook): Declare.
10785 (cselib_expand_callback): New type.
10786 (cselib_expand_value_rtx_cb): Declare.
10787 (cselib_reset_table_with_next_value): Declare.
10788 (cselib_get_next_unknown_value): Declare.
10789 (cselib_preserve_value): Declare.
10790 (cselib_preserved_value_p): Declare.
10791 (cselib_preserve_only_values): Declare.
10792 (dump_cselib_table): Declare.
10793 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
10794 (try_crossjump_to_edge): Likewise.
10795 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
10796 dominated blocks when debug stmts are present.
10797 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
10798 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
10799 (set_var_live_on_entry): Likewise.
10800 * loop-invariant.c (find_invariants_bb): Skip debug insns.
10801 * cfglayout.c (curr_location, last_location): Make static.
10802 (set_curr_insn_source_location): Don't avoid bouncing.
10803 (get_curr_insn_source_location): New.
10804 (get_curr_insn_block): New.
10805 (duplicate_insn_chain): Handle debug insns.
10806 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
10808 * common.opt (fcompare-debug): Move to sort order.
10809 (fdump-unnumbered-links): Likewise.
10810 (fvar-tracking-assignments): New.
10811 (fvar-tracking-assignments-toggle): New.
10812 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
10813 because of debug stmts.
10814 (mark_stmt_if_obviously_necessary): Mark debug stmts.
10815 (eliminate_unnecessary_stmts): Walk dominated blocks before
10817 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
10818 * ira.c (memref_used_between_p): Skip debug insns.
10819 (update_equiv_regs): Likewise.
10820 * sched-deps.c (sd_lists_size): Accept empty list.
10821 (sd_init_insn): Mark debug insns.
10822 (sd_finish_insn): Unmark them.
10823 (sd_add_dep): Reject non-debug deps on debug insns.
10824 (fixup_sched_groups): Give debug insns group treatment.
10826 (sched_analyze_reg): Don't mark debug insns for sched before call.
10827 (sched_analyze_2): Handle debug insns.
10828 (sched_analyze_insn): Compute next non-debug insn. Handle debug
10830 (deps_analyze_insn): Handle debug insns.
10831 (deps_start_bb): Skip debug insns.
10832 (init_deps): Initialize last_debug_insn.
10833 * tree-ssa.c (target_for_debug_bind): New.
10834 (find_released_ssa_name): New.
10835 (propagate_var_def_into_debug_stmts): New.
10836 (propagate_defs_into_debug_stmts): New.
10837 (verify_ssa): Skip debug bind stmts without values.
10838 (warn_uninialized_vars): Skip debug stmts.
10839 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
10840 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
10841 (rtx_equal_p): Likewise.
10842 * ira-costs.c (scan_one_insn): Skip debug insns.
10843 (process_bb_node_for_hard_reg_moves): Likewise.
10844 * rtl.h (DEBUG_INSN_P): New.
10845 (NONDEBUG_INSN_P): New.
10846 (MAY_HAVE_DEBUG_INSNS): New.
10847 (INSN_P): Accept debug insns.
10848 (RTX_FRAME_RELATED_P): Likewise.
10849 (INSN_DELETED_P): Likewise
10850 (PAT_VAR_LOCATION_DECL): New.
10851 (PAT_VAR_LOCATION_LOC): New.
10852 (PAT_VAR_OCATION_STATUS): New.
10853 (NOTE_VAR_LOCATION_DECL): Reimplement.
10854 (NOTE_VAR_LOCATION_LOC): Likewise.
10855 (NOTE_VAR_LOCATION_STATUS): Likewise.
10856 (INSN_VAR_LOCATION): New.
10857 (INSN_VAR_LOCATION_DECL): New.
10858 (INSN_VAR_LOCATION_LOC): New.
10859 (INSN_VAR_LOCATION_STATUS): New.
10860 (gen_rtx_UNKNOWN_VAR_LOC): New.
10861 (VAR_LOC_UNKNOWN_P): New.
10862 (NOTE_DURING_CALL_P): New.
10863 (SCHED_GROUP_P): Accept debug insns.
10864 (emit_debug_insn_before): Declare.
10865 (emit_debug_insn_before_noloc): Declare.
10866 (emit_debug_insn_beore_setloc): Declare.
10867 (emit_debug_insn_after): Declare.
10868 (emit_debug_insn_after_noloc): Declare.
10869 (emit_debug_insn_after_setloc): Declare.
10870 (emit_debug_insn): Declare.
10871 (make_debug_insn_raw): Declare.
10872 (prev_nondebug_insn): Declare.
10873 (next_nondebug_insn): Declare.
10874 (delegitimize_mem_from_attrs): Declare.
10875 (get_max_insn_count): Declare.
10876 (wrap_constant): Declare.
10877 (unwrap_constant): Declare.
10878 (get_curr_insn_source_location): Declare.
10879 (get_curr_insn_block): Declare.
10880 * tree-inline.c (insert_debug_decl_map): New.
10881 (processing_debug_stmt): New.
10882 (remap_decl): Don't create new mappings in debug stmts.
10883 (remap_gimple_op_r): Don't add references in debug stmts.
10884 (copy_tree_body_r): Likewise.
10885 (remap_gimple_stmt): Handle debug bind stmts.
10886 (copy_bb): Skip debug stmts.
10887 (copy_edges_for_bb): Likewise.
10888 (copy_debug_stmt): New.
10889 (copy_debug_stmts): New.
10890 (copy_body): Copy debug stmts at the end.
10891 (insert_init_debug_bind): New.
10892 (insert_init_stmt): Take id. Skip and emit debug stmts.
10893 (setup_one_parameter): Remap variable earlier, register debug mapping.
10894 (estimate_num_insns): Skip debug stmts.
10895 (expand_call_inline): Preserve debug_map.
10896 (optimize_inline_calls): Check for no debug_stmts left-overs.
10897 (unsave_expr_now): Preserve debug_map.
10898 (copy_gimple_seq_and_replace_locals): Likewise.
10899 (tree_function_versioning): Check for no debug_stmts left-overs.
10900 Init and destroy debug_map as needed. Split edges unconditionally.
10901 (build_duplicate_type): Init and destroy debug_map as needed.
10902 * tree-inline.h: Include gimple.h instead of pointer-set.h.
10903 (struct copy_body_data): Add debug_stmts and debug_map.
10904 * sched-int.h (struct ready_list): Add n_debug.
10905 (struct deps): Add last_debug_insn.
10906 (DEBUG_INSN_SCHED_P): New.
10907 (BOUNDARY_DEBUG_INSN_P): New.
10908 (SCHEDULE_DEBUG_INSN_P): New.
10909 (sd_iterator_cond): Accept empty list.
10910 * combine.c (create_log_links): Skip debug insns.
10911 (combine_instructions): Likewise.
10912 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
10913 return value is always unshared.
10914 (struct rtx_subst_pair): New.
10915 (auto_adjust_pair): New.
10916 (propagate_for_debug_subst): New.
10917 (propagate_for_debug): New.
10918 (try_combine): Skip debug insns. Propagate removed defs into
10920 (next_nonnote_nondebug_insn): New.
10921 (distribute_notes): Use it. Skip debug insns.
10922 (distribute_links): Skip debug insns.
10923 * tree-outof-ssa.c (set_location_for_edge): Likewise.
10924 * resource.c (mark_target_live_regs): Likewise.
10925 * var-tracking.c: Include cselib.h and target.h.
10926 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
10928 (micro_operation_type_name): New.
10929 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
10930 (struct micro_operation_def): Update comments.
10931 (decl_or_value): New type. Use instead of decls.
10932 (struct emit_note_data_def): Add vars.
10933 (struct attrs_def): Use decl_or_value.
10934 (struct variable_tracking_info_def): Add permp, flooded.
10935 (struct location_chain_def): Update comment.
10936 (struct variable_part_def): Use decl_or_value.
10937 (struct variable_def): Make var_part a variable length array.
10938 (valvar_pool): New.
10939 (scratch_regs): New.
10940 (cselib_hook_called): New.
10941 (dv_is_decl_p): New.
10942 (dv_is_value_p): New.
10944 (dv_as_value): New.
10945 (dv_as_opaque): New.
10946 (dv_onepart_p): New.
10948 (IS_DECL_CODE): New.
10949 (check_value_is_not_decl): New.
10950 (dv_from_decl): New.
10951 (dv_from_value): New.
10952 (dv_htab_hash): New.
10953 (variable_htab_hash): Use it.
10954 (variable_htab_eq): Support values.
10955 (variable_htab_free): Free from the right pool.
10956 (attrs_list_member, attrs_list_insert): Use decl_or_value.
10957 (attrs_list_union): Adjust.
10958 (attrs_list_mpdv_union): New.
10959 (tie_break_pointers): New.
10960 (canon_value_cmp): New.
10961 (unshare_variable): Return possibly-modified slot.
10962 (vars_copy_1): Adjust.
10963 (var_reg_decl_set): Adjust. Split out of...
10964 (var_reg_set): ... this.
10965 (get_init_value): Adjust.
10966 (var_reg_delete_and_set): Adjust.
10967 (var_reg_delete): Adjust.
10968 (var_regno_delete): Adjust.
10969 (var_mem_decl_set): Split out of...
10970 (var_mem_set): ... this.
10971 (var_mem_delete_and_set): Adjust.
10972 (var_mem_delete): Adjust.
10975 (val_resolve): New.
10976 (variable_union): Adjust. Speed up merge of 1-part vars.
10977 (variable_canonicalize): Use unshared slot.
10978 (VALUED_RECURSED_INTO): New.
10979 (find_loc_in_1pdv): New.
10980 (struct dfset_merge): New.
10981 (insert_into_intersection): New.
10982 (intersect_loc_chains): New.
10984 (canonicalize_loc_order_check): New.
10985 (canonicalize_values_mark): New.
10986 (canonicalize_values_star): New.
10987 (variable_merge_over_cur): New.
10988 (variable_merge_over_src): New.
10989 (dataflow_set_merge): New.
10990 (dataflow_set_equiv_regs): New.
10991 (remove_duplicate_values): New.
10992 (struct dfset_post_merge): New.
10993 (variable_post_merge_new_vals): New.
10994 (variable_post_merge_perm_vals): New.
10995 (dataflow_post_merge_adjust): New.
10996 (find_mem_expr_in_1pdv): New.
10997 (dataflow_set_preserve_mem_locs): New.
10998 (dataflow_set_remove_mem_locs): New.
10999 (dataflow_set_clear_at_call): New.
11000 (onepart_variable_different_p): New.
11001 (variable_different_p): Use it.
11002 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
11003 (track_expr_p): Add need_rtl parameter. Don't generate rtl
11005 (track_loc_p): Pass it true.
11006 (struct count_use_info): New.
11007 (find_use_val): New.
11008 (replace_expr_with_values): New.
11009 (log_op_type): New.
11010 (use_type): New, partially split out of...
11011 (count_uses): ... this. Count new micro-ops.
11012 (count_uses_1): Adjust.
11013 (count_stores): Adjust.
11014 (count_with_sets): New.
11015 (VAL_NEEDS_RESOLUTION): New.
11016 (VAL_HOLDS_TRACK_EXPR): New.
11017 (VAL_EXPR_IS_COPIED): New.
11018 (VAL_EXPR_IS_CLOBBERED): New.
11019 (add_uses): Adjust. Generate new micro-ops.
11020 (add_uses_1): Adjust.
11021 (add_stores): Generate new micro-ops.
11022 (add_with_sets): New.
11023 (find_src_status): Adjust.
11024 (find_src_set_src): Adjust.
11025 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11026 Handle new micro-ops. Canonicalize value equivalances.
11027 (vt_find_locations): Compute total size of hash tables for
11028 dumping. Perform merge for var-tracking-assignments. Don't
11029 disregard single-block loops.
11030 (dump_attrs_list): Handle decl_or_value.
11031 (dump_variable): Take variable. Deal with decl_or_value.
11032 (dump_variable_slot): New.
11033 (dump_vars): Use it.
11034 (dump_dataflow_sets): Adjust.
11035 (set_slot_part): New, extended to support one-part variables
11036 after splitting out of...
11037 (set_variable_part): ... this.
11038 (clobber_slot_part): New, split out of...
11039 (clobber_variable_part): ... this.
11040 (delete_slot_part): New, split out of...
11041 (delete_variable_part): .... this.
11042 (check_wrap_constant): New.
11043 (vt_expand_loc_callback): New.
11044 (vt_expand_loc): New.
11045 (emit_note_insn_var_location): Adjust. Handle values. Handle
11046 EMIT_NOTE_AFTER_CALL_INSN.
11047 (emit_notes_for_differences_1): Adjust. Handle values.
11048 (emit_notes_for_differences_2): Likewise.
11049 (emit_notes_for_differences): Adjust.
11050 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11051 Adjust. Handle new micro-ops.
11052 (vt_add_function_parameters): Adjust. Create and bind values.
11053 (vt_initialize): Adjust. Initialize scratch_regs and
11054 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11055 operations. Move some code to count_with_sets and add_with_sets.
11056 (delete_debug_insns): New.
11057 (vt_debug_insns_local): New.
11058 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11060 (var_tracking_main): If var-tracking-assignments is enabled
11061 but var-tracking isn't, delete debug insns and leave. Likewise
11062 if we exceed limits or fail the stack adjustments tests, and
11063 after all var-tracking processing.
11064 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11065 (dataflow_set): Add traversed_vars.
11066 (value_chain, const_value_chain): New typedefs.
11067 (value_chain_pool, value_chains): New variables.
11068 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11069 add_value_chains, add_cselib_value_chains, remove_value_chain,
11070 remove_value_chains, remove_cselib_value_chains): New functions.
11071 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11072 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11074 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11075 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11076 (dst_can_be_shared): New variable.
11077 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11078 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11079 different from set->vars, look up slot again instead of using the
11081 (dataflow_set_init): Initialize traversed_vars.
11082 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11083 lookup if set->vars is shared. Don't keep slot cleared before
11084 calling unshare_variable. Unshare set->vars if needed. Adjust
11085 unshare_variable callers. Clear dst_can_be_shared if needed.
11086 Even ->refcount == 1 vars must be unshared if set->vars is shared
11087 and var needs to be modified.
11088 (dataflow_set_union): Set traversed_vars during canonicalization.
11089 (VALUE_CHANGED, DECL_CHANGED): Define.
11090 (set_dv_changed, dv_changed_p): New static inlines.
11091 (track_expr_p): Clear DECL_CHANGED.
11092 (dump_dataflow_sets): Set it.
11093 (variable_was_changed): Call set_dv_changed.
11094 (emit_note_insn_var_location): Likewise.
11095 (changed_variables_stack): New variable.
11096 (check_changed_vars_1, check_changed_vars_2): New functions.
11097 (emit_notes_for_changes): Do nothing if changed_variables is
11098 empty. Traverse changed_variables with check_changed_vars_1,
11099 call check_changed_vars_2 on each changed_variables_stack entry.
11100 (emit_notes_in_bb): Add SET argument. Just clear it at the
11101 beginning, use it instead of local &set, don't destroy it at the end.
11102 (vt_emit_notes): Call dataflow_set_clear early on all
11103 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11104 computed set, dataflow_set_clear also VTI(bb)->in when we are
11105 done with the basic block. Initialize changed_variables_stack,
11106 free it afterwards. If ENABLE_CHECKING verify that after noting
11107 differences to an empty set value_chains hash table is empty.
11108 (vt_initialize): Initialize value_chains and value_chain_pool.
11109 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11110 (variable_tracking_main): Call dump_dataflow_sets before calling
11111 vt_emit_notes, not after it.
11112 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11113 (propagate_var_def_into_debug_stmts): Declare.
11114 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11115 (df_set_note): Reject debug insns.
11116 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11117 add notes to debug insns.
11118 (df_note_bb_compute): Adjust. Likewise.
11119 (df_simulate_uses): Skip debug insns.
11120 (df_simulate_initialize_backwards): Likewise.
11121 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11122 (subst_stack_regs_pat): Reject debug insns.
11123 (convert_regs_1): Handle debug insns.
11124 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11125 (print-rtl.o): Depend on cselib.h.
11126 (cselib.o): Depend on TREE_PASS_H.
11127 (var-tracking.o): Depend on cselib.h and TARGET_H.
11128 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11129 (init_ready_list): Skip boundary debug insns.
11130 (add_branch_dependences): Skip debug insns.
11131 (free_block_dependencies): Check for blocks with only debug insns.
11132 (compute_priorities): Likewise.
11133 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11134 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11136 (gimple_build_debug_bind_stat): New.
11137 (empty_body_p): Skip debug stmts.
11138 (gimple_has_side_effects): Likewise.
11139 (gimple_rhs_has_side_effects): Likewise.
11140 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11141 (gimple_build_debug_bind_stat): Declare.
11142 (gimple_build_debug_bind): Define.
11143 (is_gimple_debug): New.
11144 (gimple_debug_bind_p): New.
11145 (gimple_debug_bind_get_var): New.
11146 (gimple_debug_bind_get_value): New.
11147 (gimple_debug_bind_get_value_ptr): New.
11148 (gimple_debug_bind_set_var): New.
11149 (gimple_debug_bind_set_value): New.
11150 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11151 (gimple_debug_bind_reset_value): New.
11152 (gimple_debug_bind_has_value_p): New.
11153 (gsi_next_nondebug): New.
11154 (gsi_prev_nondebug): New.
11155 (gsi_start_nondebug_bb): New.
11156 (gsi_last_nondebug_bb): New.
11157 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11158 (print_insn): Handle DEBUG_INSN.
11159 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11160 of first insn prevail.
11161 (first_stmt): Skip debug stmts.
11162 (first_non_label_stmt): Likewise.
11163 (last_stmt): Likewise.
11164 (has_zero_uses_1): New.
11165 (single_imm_use_1): New.
11166 (verify_gimple_debug): New.
11167 (verify_types_in_gimple_stmt): Handle debug stmts.
11168 (verify_stmt): Likewise.
11169 (debug_loop_num): Skip debug stmts.
11170 (remove_edge_and_dominated_blocks): Remove dominators last.
11171 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11172 (linearize_expr): Likewise.
11173 * config/i386/i386.c (ix86_delegitimize_address): Call
11174 default implementation.
11175 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11176 (group_barrier_needed): Skip debug insns.
11177 (emit_insn_group_barriers): Likewise.
11178 (emit_all_insn_group_barriers): Likewise.
11179 (ia64_variable_issue): Handle debug insns.
11180 (ia64_dfa_new_cycle): Likewise.
11181 (final_emit_insn_group_barriers): Skip debug insns.
11182 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11183 def cfa without frame.
11184 (process_set): Likewise.
11185 (process_for_unwind_directive): Pass frame on.
11186 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11187 (rs6000_delegitimize_address): New.
11188 (rs6000_debug_adjust_cost): Handle debug insns.
11189 (is_microcoded_insn): Likewise.
11190 (is_cracked_insn): Likewise.
11191 (is_nonpipeline_insn): Likewise.
11192 (insn_must_be_first_in_group): Likewise.
11193 (insn_must_be_last_in_group): Likewise.
11194 (force_new_group): Likewise.
11195 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11196 contains only debug insns.
11197 (rtl_merge_blocks): Skip debug insns.
11198 (purge_dead_edges): Likewise.
11199 (rtl_block_ends_with_call_p): Skip debug insns.
11200 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11201 (mark_reg_dependencies): Skip debug insns.
11202 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11203 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11204 * tree-ssa-threadedge.c
11205 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11206 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11207 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11208 (copyprop_hardreg_forward_1): Handle debug insns.
11209 * reload1.c (reload): Skip debug insns. Replace unassigned
11210 pseudos in debug insns with their equivalences.
11211 (eliminate_regs_in_insn): Skip debug insns.
11212 (emit_input_reload_insns): Skip debug insns at first, adjust
11214 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11215 (get_indirect_ref_operands): Pass opf_no_vops on.
11216 (get_expr_operands): Likewise. Skip debug stmts.
11217 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11219 2009-09-01 Richard Henderson <rth@redhat.com>
11221 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11222 stmt_ends_pp_p statements at least once.
11223 * tree-vrp.c (vrp_initialize): Likewise.
11224 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11226 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11229 Fix AIX bootstrap after PR debug/30161
11230 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11231 that is a GNU extension.
11232 (tmpl_value_parm_die_table): Move the definition of this global
11233 outside #ifdef DWARF2_DEBUGGING_INFO region.
11235 2009-09-01 Richard Guenther <rguenther@suse.de>
11237 * tree.c (tree_expr_size): New function.
11238 * tree.h (tree_expr_size): Declare.
11239 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11240 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11241 * langhooks.c (lhd_expr_size): Remove.
11242 * langhooks.h (struct lang_hooks): Remove expr_size.
11243 * explow.c (expr_size): Use tree_expr_size.
11244 (int_expr_size): Likewise.
11245 * langhooks-def.h (lhd_expr_size): Remove.
11246 (LANG_HOOKS_EXPR_SIZE): Likewise.
11247 (LANG_HOOKS_INITIALIZER): Adjust.
11249 2009-09-01 Richard Guenther <rguenther@suse.de>
11251 * tree-flow.h (mark_addressable): Move declaration ...
11252 * tree.h (mark_addressable): ... here.
11253 * stmt.c (expand_asm_operands): Use mark_addressable, not
11254 lang_hooks.mark_addressable.
11255 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11256 LANG_HOOKS_MARK_ADDRESSABLE.
11257 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11258 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11260 2009-08-31 Chris Demetriou <cgd@google.com>
11262 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11263 vectorize if not TARGET_SSE2.
11265 2009-08-31 DJ Delorie <dj@redhat.com>
11267 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11268 registers if no coprocessor is enabled.
11270 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11273 * cgraph.h (cgraph_get_node): Declare ...
11274 * cgraph.c (cgraph_get_node): ... new function.
11275 * dwarf2out.c (gen_generic_params_dies,
11276 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11277 make_ith_pack_parameter_name,
11278 append_entry_to_tmpl_value_parm_die_table,
11279 gen_remaining_tmpl_value_param_die_attribute): New functions.
11280 (gen_subprogram_die): Generate debug info for template parameters
11281 if debug info level is higher than DINFO_LEVEL_TERSE.
11282 Use tree_add_const_value_attribute_for_decl instead of
11283 tree_add_const_value_attribute.
11284 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11285 instead of tree_add_const_value_attribute.
11286 (gen_struct_or_union_type_die): Generate debug
11287 info for template parameters if debug info level is higher than
11289 (tree_add_const_value_attribute): Handle integral and pointer
11290 constants. Update comment.
11291 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11292 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11293 (reference_to_unused): Fix thinko. Remove redundant predicates from
11295 (tree_add_const_value_attribute): Make this work for constant
11297 tree_add_const_value_attribute_for_decl is to be used for variable
11299 (add_location_or_const_value_attribute): Use
11300 tree_add_const_value_attribute_for_decl now.
11301 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11302 DW_TAG_template_value_param DIEs after function DIEs have been
11304 * langhooks.h (lang_hooks_for_types): Add
11305 get_argument_pack_elems.
11306 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11307 (lang_hooks): Added get_innermost_generic_parms,
11308 get_innermost_generic_args.
11309 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11310 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11311 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11312 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11314 2009-08-31 DJ Delorie <dj@redhat.com>
11316 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11317 it once we start generating the prologue or epilogue.
11318 (mep_call_saves_register): If the frame is locked, re-use
11320 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11321 (mep_expand_prologue): Call it.
11322 (mep_expand_epilogue): Likewise.
11323 (mep_start_function): Use the same logic as mep_expand_prologue.
11324 (mep_pass_by_reference): Make logic more readable.
11325 (mep_return_in_memory): Zero-sized objects are passed in memory.
11326 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11328 2009-08-31 Richard Guenther <rguenther@suse.de>
11330 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11331 to query if the memory regions for memmove overlap.
11332 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11333 asserts on pointers, instead deal with odd trees.
11334 (ptr_derefs_may_alias_p): Likewise.
11335 (refs_may_alias_p_1): Constructor bases also never alias.
11337 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11339 * doc/install.texi (Final install): Adjust reference on where to
11340 order printed manuals.
11342 2009-08-30 Olivier Hainque <hainque@adacore.com>
11344 * dwarf2out.c (switch_to_frame_table_section): Move
11345 definition prior to first use.
11347 2009-08-30 Richard Guenther <rguenther@suse.de>
11349 PR tree-optimization/41186
11350 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11351 (ao_ref_init_from_ptr_and_size): New function.
11352 (ref_maybe_used_by_call_p_1): Be more precise tracking
11353 used ranges for builtin functions.
11354 (ref_maybe_used_by_call_p): Adjust.
11355 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11356 ranges for builtin functions.
11357 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11359 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11362 * fwprop.c (get_reg_use_in): Delete.
11363 (free_load_extend): New function.
11364 (forward_propagate_subreg): Use it.
11366 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11368 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11370 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11373 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11376 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11378 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11379 fini or fini_array section.
11381 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11383 * graphite-dependences.c (graphite_legal_transform_bb): Call
11384 pbb_remove_duplicate_pdrs.
11385 * graphite-poly.c (can_collapse_pdr): Removed.
11386 (pdr_find_duplicate): Removed.
11387 (can_collapse_pdrs): New.
11388 (pbb_remove_duplicate_pdrs): New.
11389 (new_poly_dr): Do not look for duplicates.
11390 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11391 (PBB_PDR_DUPLICATES_REMOVED): New.
11392 (pbb_remove_duplicate_pdrs): Declared.
11394 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11396 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11397 the strides by multiplying by PDR_NB_REFS.
11398 * graphite-poly.c (can_collapse_pdr): New.
11399 (pdr_find_duplicate): New.
11400 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11401 Initialize PDR_NB_REFS.
11402 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11403 (PDR_NB_REFS): New.
11404 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11406 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11408 PR middle-end/40965
11409 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11412 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11414 * graphite-dependences.c (pddr_original_scattering): Return NULL
11415 for read-read dependence relations.
11416 * graphite-poly.h (enum poly_dr_type): Fix comment.
11418 (pdr_write_p): New.
11419 (pdr_may_write_p): New.
11421 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11423 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11424 (struct poly_dr): Same.
11425 (new_poly_dr): Same.
11426 * graphite-poly.c (new_poly_dr): Same.
11427 * graphite-dependences.c (dot_deps): Disable call to system.
11429 2009-08-28 Cary Coutant <ccoutant@google.com>
11432 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11433 struct/union/enum types local to a function.
11435 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11436 Sebastian Pop <sebastian.pop@amd.com>
11438 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11439 pbb_strip_mine_time_depth. Changed the implementation so that
11440 transformation is expressed as a transformation on
11441 time (scatttering) dimensions. Also, ensures that the 2d+1
11442 scheduling format is preserved.
11443 (pbb_strip_mine_profitable_p): Profitability is based on the
11444 iteration number of a given time (scattering) dimension,
11445 and not on a original loop depth dimension.
11446 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11447 (pbb_do_strip_mine): Call psct_dynamic_dim.
11448 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11449 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11450 (pbb_nb_dynamic_scattering_transform): New.
11451 (psct_dynamic_dim): New.
11453 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11455 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11456 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11457 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11458 * graphite-interchange.c (build_linearized_memory_access): Same.
11459 (memory_stride_in_loop): Same.
11461 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11463 * graphite-dependences.c (pddr_original_scattering): New.
11464 (graphite_legal_transform_dr): Call pddr_original_scattering.
11467 * graphite-dependences.h (dot_deps): Declared.
11468 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11469 (print_pdr): Print PDR_ID.
11470 * graphite-poly.h (struct poly_dr): Add field id.
11473 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11475 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11477 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11478 not delete the original dependence relation.
11480 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11482 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11483 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11484 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11485 (free_poly_ddr): New.
11486 (pddr_is_empty): New.
11487 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11488 (dependence_polyhedron): Same. Remove useless gcc_assert.
11490 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11491 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11492 * graphite-dependences.h (enum poly_dependence_kind): New.
11493 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11494 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11495 (PDRP_SINK): Renamed PDDR_SINK.
11496 (PDRP_DDP): Renamed PDDR_DDP.
11498 (free_poly_ddr): Declared.
11499 * graphite-poly.c (new_scop): Use the new hash function names.
11500 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11501 into original_pddrs.
11502 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11504 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11506 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11507 bounds with LT_EXPR to make niter analysis more precise on code
11508 generated by Graphite.
11510 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11512 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11513 (graphite_legal_transform_bb): Same.
11514 (poly_drs_may_alias_p): Same.
11516 2009-08-28 Richard Guenther <rguenther@suse.de>
11518 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11520 2009-08-28 Jan Beulich <jbeulich@novell.com>
11522 * config/i386/netware.c: Include langhooks.h.
11523 (i386_nlm_encode_section_info): Simplify.
11524 (netware_override_options): Delete.
11525 * config/i386/netware.h (netware_override_options): Delete
11527 (OVERRIDE_OPTIONS): Delete definition.
11528 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11529 (ASM_COMMENT_START): Define.
11530 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11532 2009-08-28 Jan Beulich <jbeulich@novell.com>
11534 * configure.ac: For in-tree ld, do a plain version check to
11535 determine whether comdat groups are supported.
11536 * configure: Regenerate.
11538 2009-08-28 Olivier Hainque <hainque@adacore.com>
11540 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11541 always defined. Reflect definition or absence of such for
11542 COLLECT_EXPORT_LIST. Readability helper.
11543 (scanfilter): New enum, to help control what symbols
11544 are to be considered or ignored by scan_prog_file.
11545 (enum pass): Rename as "scanpass", moved together with scanfilter
11546 prior to scan_prog_file's prototype.
11547 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11548 Group prototype with the scanpass/scanfilter definitions, factorize
11549 head comments for the several implementations at the prototype.
11550 (main): Reorganize the first pass link control to let AIX
11551 drag only the needed frame tables in executables. Prevent
11552 frame tables collection during the scan aimed at static ctors.
11553 Pre-link and scan for frame tables later to compensate.
11554 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11555 A C statement to issue assembly directives that create a reference
11556 to the given DWARF table identifier label from the current function
11558 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11559 to differentiate first time section entry. Only emit a .data
11560 tables start identifier label the first time around.
11561 (switch_to_frame_table_section): New function. Helper for
11562 output_call_frame_info to switch possibly BACK into the eh_frame
11563 or the debug_frame section depending on FOR_EH.
11564 (output_call_frame_info): Use helper to first enter the proper
11566 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11567 emit a link to the frame table start label from each function
11569 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11570 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11571 * config/rs6000/rs6000-protos.h: Declare it.
11572 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11574 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11576 * config/sh/sh.c (split_branches): Check the result of
11579 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11581 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11582 using -pthread -fopenmp
11584 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11586 * doc/service.texi (service directory): Update URL.
11588 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11590 PR rtl-optimization/40861
11591 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11592 extract word from a multi-word subreg for negative byte positions.
11594 2009-08-27 Tristan Gingold <gingold@adacore.com>
11595 Douglas B Rupp <rupp@gnat.com>
11597 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11598 (SECTION_VMS_OVERLAY): Define.
11599 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11601 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11603 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11604 common_object declarations.
11605 (ia64_section_type_flags): Set section flag for common_object.
11606 * config/ia64/ia64-protos.h
11607 (ia64_vms_output_aligned_decl_common): Declare.
11608 (ia64_vms_elf_asm_named_section): Declare.
11610 2009-08-27 Michael Matz <matz@suse.de>
11612 * expr.c (expand_expr_real_2): New function taking exploded
11613 unary or binary expression, split out from ...
11614 (expand_expr_real_1): ... here. Move over all unary/binary
11615 switch parts to above function, in particular these codes:
11616 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11617 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11618 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11619 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
11620 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
11621 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
11622 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
11623 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
11624 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
11625 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
11626 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
11627 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
11628 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
11629 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
11630 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
11631 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
11632 VEC_PACK_FIX_TRUNC_EXPR.
11633 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
11636 2009-08-27 Richard Guenther <rguenther@suse.de>
11638 * gengtype.c (main): Handle uint64_t.
11639 * ipa-utils.c (get_base_var): Indent properly.
11640 * tree-ssa-live.c (debug_scope_block): New function.
11641 * tree-flow.h (debug_scope_block): Declare.
11642 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
11643 * basic-block.h (enum profile_status): Rename to
11644 enum profile_status_d.
11645 (x_profile_status): Adjust type.
11647 2009-08-27 Dodji Seketeli <dodji@redhat.com>
11650 * dwarf2out.c (get_context_die): Declare this static function.
11651 (gen_type_die_with_usage): Make sure a DIE is a generated for
11652 the context of a typedef.
11654 2009-08-26 Anatoly Sokolov <aesok@post.ru>
11656 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
11659 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
11661 * config/mips/mips-protos.h (mips_output_sync): Declare.
11662 (mips_sync_loop_insns): Likewise.
11663 (mips_output_sync_loop): Replace first two parameters with an rtx.
11664 * config/mips/mips.c (mips_multi_member): New structure.
11665 (mips_multi_members): New variable.
11666 (mips_multi_start): New function.
11667 (mips_multi_add): Likewise.
11668 (mips_multi_add_insn): Likewise.
11669 (mips_multi_add_label): Likewise.
11670 (mips_multi_last_index): Likewise.
11671 (mips_multi_copy_insn): Likewise.
11672 (mips_multi_set_operand): Likewise.
11673 (mips_multi_write): Likewise.
11674 (mips_print_operand_punctuation): Remove '%|' and '%-'.
11675 (mips_init_print_operand_punct): Update accordingly.
11676 (mips_start_ll_sc_sync_block): New function.
11677 (mips_end_ll_sc_sync_block): Likewise.
11678 (mips_output_sync): Likewise.
11679 (mips_sync_insn1_template): Likewise.
11680 (mips_sync_insn2_template): Likewise.
11681 (mips_get_sync_operand): Likewise.
11682 (mips_process_sync_loop): Likewise.
11683 (mips_output_sync_loop): Use mips_process_sync_loop.
11684 (mips_sync_loop_insns): New function.
11685 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
11686 (MIPS_COMPARE_AND_SWAP_12): Likewise.
11687 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
11688 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
11689 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
11690 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
11691 (MIPS_SYNC_OLD_OP_12): Likewise.
11692 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
11693 (MIPS_SYNC_NEW_OP_12): Likewise.
11694 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
11695 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
11696 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
11697 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
11698 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
11699 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
11700 * config/mips/mips.md (sync_mem): New attribute.
11701 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
11702 (sync_exclusive_mask, sync_required_oldval): Likewise.
11703 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
11704 (sync_release_barrier): Likewise.
11705 (length): Handle sync loops.
11706 (sync): Use mips_output_sync.
11707 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
11708 (sync_compare_and_swap<mode>): Set the new sync_* attributes
11709 and use mips_output_sync_loop.
11710 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
11711 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
11712 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
11713 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
11714 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
11715 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
11716 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
11717 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
11718 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
11720 2009-08-26 Richard Guenther <rguenther@suse.de>
11722 PR middle-end/41163
11723 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
11724 the types to not match.
11725 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
11727 * tree-ssa.c (useless_type_conversion_p): Conversions to
11728 pointers to unprototyped functions are useless.
11730 2009-08-26 Richard Guenther <rguenther@suse.de>
11732 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
11733 whole-program condition, prepare to be called for non-globals.
11734 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
11735 params build a representative with known type and track its fields.
11737 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
11739 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
11740 clearing by a taken branch.
11741 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
11742 effectively after bbro pass.
11743 (sync_nand<mode>): Ditto.
11744 (sync_old_<fetchop_name><mode>): Ditto.
11745 (sync_old_nand<mode>): Ditto.
11746 (sync_new_<fetchop_name><mode>): Dito.
11747 (sync_new_nand<mode>): Ditto.
11748 (sync_compare_and_swap<mode>_1): Ditto.
11749 (*sync_compare_and_swap<mode>): Ditto.
11750 (sync_lock_test_and_set<mode>_1): Ditto.
11751 ("sync_lock_test_and_set<mode>): Ditto.
11753 2009-08-25 Douglas B Rupp <rupp@gnat.com>
11755 * hwint.h (HOST_LONG_FORMAT): New macro
11756 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
11757 Use HOST_PTR_PRINTF.
11758 * system.h (HOST_PTR_PRINTF): Resurrect old macro
11759 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
11760 (HOST_PTR_PRINTF): Document.
11762 2009-08-25 Jan Hubicka <jh@suse.cz>
11764 * config/i386/bmmintrin.h: Replace by #error.
11767 Michael Meissner <michael.meissner@amd.com>
11768 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11769 Tony Linthicum <tony.linthicum@amd.com>
11771 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
11772 (TARGET_ROUND): New macro for the round/ptest instructions which
11773 are shared between SSE4.1 and SSE5.
11774 (OPTION_MASK_ISA_ROUND): Ditto.
11775 (OPTION_ISA_ROUND): Ditto.
11776 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
11777 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
11779 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
11780 (-mfused-madd): New switch to give users control over whether the
11781 compiler optimizes to use the multiply/add SSE5 instructions.
11783 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
11784 (ix86_handle_option): Turn off 3dnow if -msse5.
11785 (override_options): Add SSE5 support.
11786 (print_operand): %Y prints comparison codes for SSE5 com/pcom
11788 (ix86_expand_sse_movcc): Add SSE5 support.
11789 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
11790 vector type to the next largest size.
11791 (ix86_expand_sse5_pack): New function to use pperm to pack a
11792 vector type to the next smallest size.
11793 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
11794 (IX86_BUILTIN_FMADDSD): Ditto.
11795 (IX86_BUILTIN_FMADDPS): Ditto.
11796 (IX86_BUILTIN_FMADDPD): Ditto.
11797 (IX86_BUILTIN_FMSUBSS): Ditto.
11798 (IX86_BUILTIN_FMSUBSD): Ditto.
11799 (IX86_BUILTIN_FMSUBPS): Ditto.
11800 (IX86_BUILTIN_FMSUBPD): Ditto.
11801 (IX86_BUILTIN_FNMADDSS): Ditto.
11802 (IX86_BUILTIN_FNMADDSD): Ditto.
11803 (IX86_BUILTIN_FNMADDPS): Ditto.
11804 (IX86_BUILTIN_FNMADDPD): Ditto.
11805 (IX86_BUILTIN_FNMSUBSS): Ditto.
11806 (IX86_BUILTIN_FNMSUBSD): Ditto.
11807 (IX86_BUILTIN_FNMSUBPS): Ditto.
11808 (IX86_BUILTIN_FNMSUBPD): Ditto.
11809 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
11810 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
11811 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
11812 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
11813 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
11814 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
11815 (IX86_BUILTIN_PPERM): Ditto.
11816 (IX86_BUILTIN_PERMPS): Ditto.
11817 (IX86_BUILTIN_PERMPD): Ditto.
11818 (IX86_BUILTIN_PMACSSWW): Ditto.
11819 (IX86_BUILTIN_PMACSWW): Ditto.
11820 (IX86_BUILTIN_PMACSSWD): Ditto.
11821 (IX86_BUILTIN_PMACSWD): Ditto.
11822 (IX86_BUILTIN_PMACSSDD): Ditto.
11823 (IX86_BUILTIN_PMACSDD): Ditto.
11824 (IX86_BUILTIN_PMACSSDQL): Ditto.
11825 (IX86_BUILTIN_PMACSSDQH): Ditto.
11826 (IX86_BUILTIN_PMACSDQL): Ditto.
11827 (IX86_BUILTIN_PMACSDQH): Ditto.
11828 (IX86_BUILTIN_PMADCSSWD): Ditto.
11829 (IX86_BUILTIN_PMADCSWD): Ditto.
11830 (IX86_BUILTIN_PHADDBW): Ditto.
11831 (IX86_BUILTIN_PHADDBD): Ditto.
11832 (IX86_BUILTIN_PHADDBQ): Ditto.
11833 (IX86_BUILTIN_PHADDWD): Ditto.
11834 (IX86_BUILTIN_PHADDWQ): Ditto.
11835 (IX86_BUILTIN_PHADDDQ): Ditto.
11836 (IX86_BUILTIN_PHADDUBW): Ditto.
11837 (IX86_BUILTIN_PHADDUBD): Ditto.
11838 (IX86_BUILTIN_PHADDUBQ): Ditto.
11839 (IX86_BUILTIN_PHADDUWD): Ditto.
11840 (IX86_BUILTIN_PHADDUWQ): Ditto.
11841 (IX86_BUILTIN_PHADDUDQ): Ditto.
11842 (IX86_BUILTIN_PHSUBBW): Ditto.
11843 (IX86_BUILTIN_PHSUBWD): Ditto.
11844 (IX86_BUILTIN_PHSUBDQ): Ditto.
11845 (IX86_BUILTIN_PROTB): Ditto.
11846 (IX86_BUILTIN_PROTW): Ditto.
11847 (IX86_BUILTIN_PROTD): Ditto.
11848 (IX86_BUILTIN_PROTQ): Ditto.
11849 (IX86_BUILTIN_PROTB_IMM): Ditto.
11850 (IX86_BUILTIN_PROTW_IMM): Ditto.
11851 (IX86_BUILTIN_PROTD_IMM): Ditto.
11852 (IX86_BUILTIN_PROTQ_IMM): Ditto.
11853 (IX86_BUILTIN_PSHLB): Ditto.
11854 (IX86_BUILTIN_PSHLW): Ditto.
11855 (IX86_BUILTIN_PSHLD): Ditto.
11856 (IX86_BUILTIN_PSHLQ): Ditto.
11857 (IX86_BUILTIN_PSHAB): Ditto.
11858 (IX86_BUILTIN_PSHAW): Ditto.
11859 (IX86_BUILTIN_PSHAD): Ditto.
11860 (IX86_BUILTIN_PSHAQ): Ditto.
11861 (IX86_BUILTIN_FRCZSS): Ditto.
11862 (IX86_BUILTIN_FRCZSD): Ditto.
11863 (IX86_BUILTIN_FRCZPS): Ditto.
11864 (IX86_BUILTIN_FRCZPD): Ditto.
11865 (IX86_BUILTIN_CVTPH2PS): Ditto.
11866 (IX86_BUILTIN_CVTPS2PH): Ditto.
11867 (IX86_BUILTIN_COMEQSS): Ditto.
11868 (IX86_BUILTIN_COMNESS): Ditto.
11869 (IX86_BUILTIN_COMLTSS): Ditto.
11870 (IX86_BUILTIN_COMLESS): Ditto.
11871 (IX86_BUILTIN_COMGTSS): Ditto.
11872 (IX86_BUILTIN_COMGESS): Ditto.
11873 (IX86_BUILTIN_COMUEQSS): Ditto.
11874 (IX86_BUILTIN_COMUNESS): Ditto.
11875 (IX86_BUILTIN_COMULTSS): Ditto.
11876 (IX86_BUILTIN_COMULESS): Ditto.
11877 (IX86_BUILTIN_COMUGTSS): Ditto.
11878 (IX86_BUILTIN_COMUGESS): Ditto.
11879 (IX86_BUILTIN_COMORDSS): Ditto.
11880 (IX86_BUILTIN_COMUNORDSS): Ditto.
11881 (IX86_BUILTIN_COMFALSESS): Ditto.
11882 (IX86_BUILTIN_COMTRUESS): Ditto.
11883 (IX86_BUILTIN_COMEQSD): Ditto.
11884 (IX86_BUILTIN_COMNESD): Ditto.
11885 (IX86_BUILTIN_COMLTSD): Ditto.
11886 (IX86_BUILTIN_COMLESD): Ditto.
11887 (IX86_BUILTIN_COMGTSD): Ditto.
11888 (IX86_BUILTIN_COMGESD): Ditto.
11889 (IX86_BUILTIN_COMUEQSD): Ditto.
11890 (IX86_BUILTIN_COMUNESD): Ditto.
11891 (IX86_BUILTIN_COMULTSD): Ditto.
11892 (IX86_BUILTIN_COMULESD): Ditto.
11893 (IX86_BUILTIN_COMUGTSD): Ditto.
11894 (IX86_BUILTIN_COMUGESD): Ditto.
11895 (IX86_BUILTIN_COMORDSD): Ditto.
11896 (IX86_BUILTIN_COMUNORDSD): Ditto.
11897 (IX86_BUILTIN_COMFALSESD): Ditto.
11898 (IX86_BUILTIN_COMTRUESD): Ditto.
11899 (IX86_BUILTIN_COMEQPS): Ditto.
11900 (IX86_BUILTIN_COMNEPS): Ditto.
11901 (IX86_BUILTIN_COMLTPS): Ditto.
11902 (IX86_BUILTIN_COMLEPS): Ditto.
11903 (IX86_BUILTIN_COMGTPS): Ditto.
11904 (IX86_BUILTIN_COMGEPS): Ditto.
11905 (IX86_BUILTIN_COMUEQPS): Ditto.
11906 (IX86_BUILTIN_COMUNEPS): Ditto.
11907 (IX86_BUILTIN_COMULTPS): Ditto.
11908 (IX86_BUILTIN_COMULEPS): Ditto.
11909 (IX86_BUILTIN_COMUGTPS): Ditto.
11910 (IX86_BUILTIN_COMUGEPS): Ditto.
11911 (IX86_BUILTIN_COMORDPS): Ditto.
11912 (IX86_BUILTIN_COMUNORDPS): Ditto.
11913 (IX86_BUILTIN_COMFALSEPS): Ditto.
11914 (IX86_BUILTIN_COMTRUEPS): Ditto.
11915 (IX86_BUILTIN_COMEQPD): Ditto.
11916 (IX86_BUILTIN_COMNEPD): Ditto.
11917 (IX86_BUILTIN_COMLTPD): Ditto.
11918 (IX86_BUILTIN_COMLEPD): Ditto.
11919 (IX86_BUILTIN_COMGTPD): Ditto.
11920 (IX86_BUILTIN_COMGEPD): Ditto.
11921 (IX86_BUILTIN_COMUEQPD): Ditto.
11922 (IX86_BUILTIN_COMUNEPD): Ditto.
11923 (IX86_BUILTIN_COMULTPD): Ditto.
11924 (IX86_BUILTIN_COMULEPD): Ditto.
11925 (IX86_BUILTIN_COMUGTPD): Ditto.
11926 (IX86_BUILTIN_COMUGEPD): Ditto.
11927 (IX86_BUILTIN_COMORDPD): Ditto.
11928 (IX86_BUILTIN_COMUNORDPD): Ditto.
11929 (IX86_BUILTIN_COMFALSEPD): Ditto.
11930 (IX86_BUILTIN_COMTRUEPD): Ditto.
11931 (IX86_BUILTIN_PCOMEQUB): Ditto.
11932 (IX86_BUILTIN_PCOMNEUB): Ditto.
11933 (IX86_BUILTIN_PCOMLTUB): Ditto.
11934 (IX86_BUILTIN_PCOMLEUB): Ditto.
11935 (IX86_BUILTIN_PCOMGTUB): Ditto.
11936 (IX86_BUILTIN_PCOMGEUB): Ditto.
11937 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
11938 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
11939 (IX86_BUILTIN_PCOMEQUW): Ditto.
11940 (IX86_BUILTIN_PCOMNEUW): Ditto.
11941 (IX86_BUILTIN_PCOMLTUW): Ditto.
11942 (IX86_BUILTIN_PCOMLEUW): Ditto.
11943 (IX86_BUILTIN_PCOMGTUW): Ditto.
11944 (IX86_BUILTIN_PCOMGEUW): Ditto.
11945 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
11946 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
11947 (IX86_BUILTIN_PCOMEQUD): Ditto.
11948 (IX86_BUILTIN_PCOMNEUD): Ditto.
11949 (IX86_BUILTIN_PCOMLTUD): Ditto.
11950 (IX86_BUILTIN_PCOMLEUD): Ditto.
11951 (IX86_BUILTIN_PCOMGTUD): Ditto.
11952 (IX86_BUILTIN_PCOMGEUD): Ditto.
11953 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
11954 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
11955 (IX86_BUILTIN_PCOMEQUQ): Ditto.
11956 (IX86_BUILTIN_PCOMNEUQ): Ditto.
11957 (IX86_BUILTIN_PCOMLTUQ): Ditto.
11958 (IX86_BUILTIN_PCOMLEUQ): Ditto.
11959 (IX86_BUILTIN_PCOMGTUQ): Ditto.
11960 (IX86_BUILTIN_PCOMGEUQ): Ditto.
11961 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
11962 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
11963 (IX86_BUILTIN_PCOMEQB): Ditto.
11964 (IX86_BUILTIN_PCOMNEB): Ditto.
11965 (IX86_BUILTIN_PCOMLTB): Ditto.
11966 (IX86_BUILTIN_PCOMLEB): Ditto.
11967 (IX86_BUILTIN_PCOMGTB): Ditto.
11968 (IX86_BUILTIN_PCOMGEB): Ditto.
11969 (IX86_BUILTIN_PCOMFALSEB): Ditto.
11970 (IX86_BUILTIN_PCOMTRUEB): Ditto.
11971 (IX86_BUILTIN_PCOMEQW): Ditto.
11972 (IX86_BUILTIN_PCOMNEW): Ditto.
11973 (IX86_BUILTIN_PCOMLTW): Ditto.
11974 (IX86_BUILTIN_PCOMLEW): Ditto.
11975 (IX86_BUILTIN_PCOMGTW): Ditto.
11976 (IX86_BUILTIN_PCOMGEW): Ditto.
11977 (IX86_BUILTIN_PCOMFALSEW): Ditto.
11978 (IX86_BUILTIN_PCOMTRUEW): Ditto.
11979 (IX86_BUILTIN_PCOMEQD): Ditto.
11980 (IX86_BUILTIN_PCOMNED): Ditto.
11981 (IX86_BUILTIN_PCOMLTD): Ditto.
11982 (IX86_BUILTIN_PCOMLED): Ditto.
11983 (IX86_BUILTIN_PCOMGTD): Ditto.
11984 (IX86_BUILTIN_PCOMGED): Ditto.
11985 (IX86_BUILTIN_PCOMFALSED): Ditto.
11986 (IX86_BUILTIN_PCOMTRUED): Ditto.
11987 (IX86_BUILTIN_PCOMEQQ): Ditto.
11988 (IX86_BUILTIN_PCOMNEQ): Ditto.
11989 (IX86_BUILTIN_PCOMLTQ): Ditto.
11990 (IX86_BUILTIN_PCOMLEQ): Ditto.
11991 (IX86_BUILTIN_PCOMGTQ): Ditto.
11992 (IX86_BUILTIN_PCOMGEQ): Ditto.
11993 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
11994 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
11995 (enum multi_arg_type): New enum for describing the various SSE5
11996 intrinsic argument types.
11997 (bdesc_multi_arg): New table for SSE5 intrinsics.
11998 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
11999 (ix86_expand_multi_arg_builtin): New function for creating SSE5
12001 (ix86_expand_builtin): Add SSE5 intrinsic support.
12002 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12003 operand instructions.
12004 (ix86_expand_sse5_multiple_memory): New function to split the
12005 second memory reference from SSE5 instructions.
12006 (type_has_variadic_args_p): Delete in favor of stdarg_p.
12007 (ix86_return_pops_args): Use stdarg_p to determine if the function
12008 has variable arguments.
12009 (ix86_setup_incoming_varargs): Ditto.
12010 (x86_this_parameter): Ditto.
12012 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12014 (ix86_expand_sse5_pack): Ditto.
12015 (ix86_sse5_valid_op_p): Ditto.
12016 (ix86_expand_sse5_multiple_memory): Ditto.
12018 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12019 constant for SSE5 support.
12020 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12021 (UNSPEC_SSE5_TRUEFALSE): Ditto.
12022 (UNSPEC_SSE5_PERMUTE): Ditto.
12023 (UNSPEC_SSE5_ASHIFT): Ditto.
12024 (UNSPEC_SSE5_LSHIFT): Ditto.
12025 (UNSPEC_FRCZ): Ditto.
12026 (UNSPEC_CVTPH2PS): Ditto.
12027 (UNSPEC_CVTPS2PH): Ditto.
12028 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12029 (PCOM_TRUE): Ditto.
12030 (COM_FALSE_S): Ditto.
12031 (COM_FALSE_P): Ditto.
12032 (COM_TRUE_S): Ditto.
12033 (COM_TRUE_P): Ditto.
12034 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12035 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12037 (memory attribute): Ditto.
12038 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12039 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12040 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12041 (floor<mode>2): Ditto.
12042 (ceil<mode>2): Ditto.
12043 (btrunc<mode>2): Ditto.
12044 (nearbyintdf2): Ditto.
12045 (nearbyintsf2): Ditto.
12046 (sse_setccsf): Disable if SSE5.
12047 (sse_setccdf): Ditto.
12048 (sse5_setcc<mode>): New support for SSE5 conditional move.
12049 (sse5_pcmov_<mode>): Ditto.
12051 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12052 (SSEMODEF4): Ditto.
12053 (SSEMODEF2P): Ditto.
12054 (ssemodesuffixf4): New mode attribute for SSE5.
12055 (ssemodesuffixf2s): Ditto.
12056 (ssemodesuffixf2c): Ditto.
12057 (sserotatemax): Ditto.
12058 (ssescalarmode): Ditto.
12059 (sse_maskcmpv4sf3): Disable if SSE5.
12060 (sse_maskcmpv2df3): Ditto.
12061 (sse_vmmaskcmpv4sf3): Ditto.
12062 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12063 (sse5_vmfmadd<mode>4): Ditto.
12064 (sse5_fmsub<mode>4): Ditto.
12065 (sse5_vmfmsub<mode>4): Ditto.
12066 (sse5_fnmadd<mode>4): Ditto.
12067 (sse5_vmfnmadd<mode>4): Ditto.
12068 (sse5_fnmsub<mode>4): Ditto.
12069 (sse5_vmfnmsub<mode>4): Ditto.
12070 (sse5i_fmadd<mode>4): Ditto.
12071 (sse5i_fmsub<mode>4): Ditto.
12072 (sse5i_fnmadd<mode>4): Ditto.
12073 (sse5i_fnmsub<mode>4): Ditto.
12074 (sse5i_vmfmadd<mode>4): Ditto.
12075 (sse5i_vmfmsub<mode>4): Ditto.
12076 (sse5i_vmfnmadd<mode>4): Ditto.
12077 (sse5i_vmfnmsub<mode>4): Ditto.
12078 (mulv16qi3): Add SSE5 support.
12080 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12081 (sse2_mulv4si3): Disable if SSE5.
12082 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12083 (sse4_1_roundps): Ditto.
12084 (sse4_1_roundsd): Ditto.
12085 (sse4_1_roundss): Ditto.
12086 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12088 (sse_maskcmpsf3): Ditto.
12089 (sse_vmmaskcmpv4sf3): Ditto.
12090 (sse2_maskcmpv2df3): Ditto.
12091 (sse2_maskcmpdf3): Ditto.
12092 (sse2_vmmaskcmpv2df3): Ditto.
12093 (sse2_eq<mode>3): Ditto.
12094 (sse2_gt<mode>3): Ditto.
12095 (sse5_pcmov_<mode>): Add SSE5 support.
12096 (vec_unpacku_hi_v16qi): Ditto.
12097 (vec_unpacks_hi_v16qi): Ditto.
12098 (vec_unpacku_lo_v16qi): Ditto.
12099 (vec_unpacks_lo_v16qi): Ditto.
12100 (vec_unpacku_hi_v8hi): Ditto.
12101 (vec_unpacks_hi_v8hi): Ditto.
12102 (vec_unpacku_lo_v8hi): Ditto.
12103 (vec_unpacks_lo_v8hi): Ditto.
12104 (vec_unpacku_hi_v4si): Ditto.
12105 (vec_unpacks_hi_v4si): Ditto.
12106 (vec_unpacku_lo_v4si): Ditto.
12107 (vec_unpacks_lo_v4si): Ditto.
12108 (sse5_pmacsww): New SSE5 intrinsic insn.
12109 (sse5_pmacssww): Ditto.
12110 (sse5_pmacsdd): Ditto.
12111 (sse5_pmacssdd): Ditto.
12112 (sse5_pmacssdql): Ditto.
12113 (sse5_pmacssdqh): Ditto.
12114 (sse5_pmacsdqh): Ditto.
12115 (sse5_pmacsswd): Ditto.
12116 (sse5_pmacswd): Ditto.
12117 (sse5_pmadcsswd): Ditto.
12118 (sse5_pmadcswd): Ditto.
12119 (sse5_pcmov_<move>): Conditional move support on SSE5.
12120 (sse5_phaddbw): New SSE5 intrinsic insn.
12121 (sse5_phaddbd): Ditto.
12122 (sse5_phaddbq): Ditto.
12123 (sse5_phaddwd): Ditto.
12124 (sse5_phaddwq): Ditto.
12125 (sse5_phadddq): Ditto.
12126 (sse5_phaddubw): Ditto.
12127 (sse5_phaddubd): Ditto.
12128 (sse5_phaddubq): Ditto.
12129 (sse5_phadduwd): Ditto.
12130 (sse5_phadduwq): Ditto.
12131 (sse5_phaddudq): Ditto.
12132 (sse5_phsubbw): Ditto.
12133 (sse5_phsubwd): Ditto.
12134 (sse5_phsubdq): Ditto.
12135 (sse5_pperm): Ditto.
12136 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12137 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12138 (sse5_pperm_sign_v8hi_v4si): Ditto.
12139 (sse5_pperm_zero_v8hi_v4si): Ditto.
12140 (sse5_pperm_sign_v4si_v2di): Ditto.
12141 (sse5_pperm_sign_v4si_v2di): Ditto.
12142 (sse5_pperm_pack_v2di_v4si): Ditto.
12143 (sse5_pperm_pack_v4si_v8hi): Ditto.
12144 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12145 (sse5_perm<mode>): New SSE5 intrinsic insn.
12146 (rotl<mode>3): Ditto.
12147 (sse5_rotl<mode>3): Ditto.
12148 (sse5_ashl<mode>3): Ditto.
12149 (sse5_lshl<mode>3): Ditto.
12150 (sse5_frcz<mode>2): Ditto.
12151 (sse5s_frcz<mode>2): Ditto.
12152 (sse5_cvtph2ps): Ditto.
12153 (sse5_cvtps2ph): Ditto.
12154 (sse5_vmmaskcmp<mode>3): Ditto.
12155 (sse5_com_tf<mode>3): Ditto.
12156 (sse5_maskcmp<mode>3): Ditto.
12157 (sse5_maskcmp_uns<mode>3): Ditto.
12158 (sse5_maskcmp_uns2<mode>3): Ditto.
12159 (sse5_pcom_tf<mode>3): Ditto.
12161 * config/i386/predicates.md (sse5_comparison_float_operator):
12162 New predicate to match the comparison operators supported by
12163 the SSE5 com instruction.
12164 (ix86_comparison_int_operator): New predicate to match just the
12165 signed int comparisons.
12166 (ix86_comparison_uns_operator): New predicate to match just the
12167 unsigned int comparisons.
12169 * doc/invoke.texi (-msse5): Add documentation.
12170 (-mfused-madd): Ditto.
12172 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12174 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12176 (x86_64-*-*): Ditto.
12178 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12180 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12181 intrinisics for SSE5.
12183 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12186 * config/i386/mmintrin-common.h: New file, to contain common
12187 instructions between SSE4.1 and SSE5.
12189 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12190 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12191 (gen_regparm_prefix): Ditto.
12193 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12194 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12195 prototype_p to determine if a function is prototyped.
12197 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12199 * c-common.c (c_common_reswords) add the alignof keyword,
12200 with same RID as __alignof and __alignof__
12202 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12204 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12205 * hooks.c (hook_bool_const_int_const_int_true): New function.
12206 * target.h (struct gcc_target): Add can_eliminate field.
12207 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12208 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12209 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12210 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12211 (elim_table): Revise comment.
12212 * system.h (CAN_ELIMINATE): Poison.
12213 * defaults.h (CAN_ELIMINATE): Remove.
12214 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12216 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12217 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12219 (alpha_vms_can_eliminate): Declare as static, change return type to
12221 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12223 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12224 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12225 (arm_can_eliminate): New function.
12227 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12228 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12229 (avr_can_eliminate): Declare as static.
12230 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12232 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12233 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12234 (bfin_can_eliminate): New function.
12236 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12237 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12238 (crx_can_eliminate): New function.
12240 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12241 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12242 (fr30_can_eliminate): New function.
12244 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12245 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12246 (frv_can_eliminate): New function.
12248 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12249 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12250 (h8300_can_eliminate): New function.
12252 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12253 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12254 (i386_can_eliminate): Declare as static, change return type to bool.
12255 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12257 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12258 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12259 (ia64_can_eliminate): New function.
12261 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12262 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12263 (iq2000_can_eliminate): New function.
12265 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12266 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12267 (m32r_can_eliminate): New function.
12269 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12270 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12271 (m68hc11_can_eliminate): New function.
12273 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12274 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12275 (m68k_can_eliminate): New function.
12277 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12278 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12279 (mep_can_eliminate): New function.
12281 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12282 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12283 (mips_can_eliminate): New function.
12285 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12286 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12287 (rs6000_can_eliminate): New function.
12289 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12290 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12291 (s390_can_eliminate): Declare as static.
12292 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12294 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12295 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12296 (score_can_eliminate): New function.
12298 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12299 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12300 (sparc_can_eliminate): Declare as static.
12301 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12303 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12304 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12305 (xstormy16_can_eliminate): New function.
12307 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12308 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12309 (v850_can_eliminate): New function.
12311 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12313 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12314 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12315 (*movdfcc_ext[1234]): Disable for IEEE mode.
12317 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12319 * gimplify.c (prepare_gimple_addressable): New static function.
12320 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12322 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12323 manually fiddling with it.
12325 2009-08-25 Michael Matz <matz@suse.de>
12327 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12328 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12330 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12331 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12332 (do_jump): Split out code for simple binary comparisons into ...
12333 (do_jump_1): ... this, taking the individual operands and code.
12334 Change callers to helper function above accordingly.
12335 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12338 2009-08-25 Michael Matz <matz@suse.de>
12340 * expr.h (struct separate_ops, sepops): New type for passing
12341 around an exploded simple expression.
12342 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12343 Use this structure instead of expression tree.
12344 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12345 expression, only its type.
12346 (expand_vec_cond_expr): Take type and individual operands instead
12347 of full expression.
12348 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12349 expand_vec_shift_expr): Change prototype accordingly.
12350 * tree-vect-stmts.c (vectorizable_condition): Change call of
12351 expand_vec_cond_expr_p to pass only type.
12352 * expr.c (do_store_flags): Change prototype and implementation
12353 to take an exploded expression.
12354 (expand_expr_real_1): New local ops initialized with details
12355 of the full expression. Use it instead of full
12356 expression in calls to do_store_flags, expand_vec_cond_expr,
12357 expand_widen_pattern_expr and expand_vec_shift_expr.
12359 2009-08-25 Michael Matz <matz@suse.de>
12361 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12362 treeop2 initialized with first three operands of the full expression.
12363 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12365 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12367 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12368 (__gthread_objc_condition_allocate): Mark arguments as unused.
12369 (__gthread_objc_condition_deallocate): Likewise.
12370 (__gthread_objc_condition_wait): Likewise.
12371 (__gthread_objc_condition_broadcast): Likewise.
12372 (__gthread_objc_condition_signal): Likewise.
12373 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12374 (__gthread_objc_thread_id): Likewise.
12376 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12378 PR middle-end/41149
12379 * tree-pretty-print.c (print_call_name): Print the correct call name
12380 for procedure pointer components.
12382 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12384 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12385 default_promote_function_mode when not VMS.
12387 2009-08-24 Olivier Hainque <hainque@adacore.com>
12389 * convert.c (convert_to_integer): Don't assume an input pointer is
12390 POINTER_SIZE wide. Fetch from the type instead.
12392 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12394 * configure.ac (AC_PREREQ): Bump to 2.64.
12396 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12398 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12399 (process_command): Don't search standard_exec_prefix_1 and
12400 standard_exec_prefix_2.
12402 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12404 * config/arm/arm.c (output_return_instruction): Handle for
12407 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12409 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12411 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12413 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12414 (*arm_movdf_vfp): Likewise.
12416 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12418 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12419 (vashr<mode>3): Rename from ashr<mode>3.
12420 (vlshr<mode>3): Rename from lshr<mode>3.
12422 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12425 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12426 (check_format_info_main): Use scalar_identify_flag.
12427 (check_format_types): Check for scalar size identity if
12428 scalar_identify_flag is set.
12429 (printf_length_specs): Extend by new field.
12430 (asm_fprintf_length_specs): Likewise.
12431 (gcc_diag_length_specs): Likewise.
12432 (scanf_length_specs): Likewise.
12433 (strfmon_length_specs): Likewise.
12434 (gcc_gfc_length_specs): Likewise.
12435 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12436 (ms_printf_flag_specs): Likewise.
12437 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12439 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12442 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12443 (*call_value_pop_1): Ditto.
12444 (*sibcall_pop_1): New insn pattern.
12445 (*sibcall_value_pop_1): Ditto.
12447 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12450 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12453 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12456 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12457 (get_reg_use_in): New function.
12458 (forward_propagate_subreg): Propagate through subreg of zero_extend
12461 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12463 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12464 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12466 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12468 * configure.ac: Remove --with-datarootdir, --with-docdir,
12469 --with-htmldir switches. No need to call AC_SUBST for
12470 datarootdir, docdir, htmldir any more.
12471 * configure: Regenerate.
12472 * doc/install.texi (Configuration): Document --datarootdir,
12473 --docdir, --htmldir, --pdfdir; update documentation for
12474 --infodir, --mandir.
12475 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12478 * aclocal.m4: Regenerate.
12479 * config.in: Regenerate.
12480 * configure: Regenerate.
12482 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12483 Olivier Hainque <hainque@adacore.com>
12485 * config/ia64/ia64.c: Include libfuncs.h.
12486 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12487 (ia64_expand_call): Use reg 25 on VMS.
12488 (ia64_initialize_trampoline): Fix for VMS ABI.
12489 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12490 (ia64_function_arg): Initialize reg 25 on VMS.
12491 Fix OpenVMS ABI issues for varargs.
12492 For OpenVMS, emit the Argument Information register set in the
12493 incoming/sibcall case as well.
12494 (ia64_arg_type): New function.
12495 (ia64_function_arg_advance): Keep track of cum->words.
12496 Fix OpenVMS ABI issues for varargs.
12497 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12498 (ia64_override_options): Set flag_no_common on VMS.
12499 (ia64_init_builtins): Disable FWRITE builtin.
12500 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12501 (ia64_vms_init_libfuncs): Add decc$ routines.
12502 (ia64_vms_valid_pointer_mode): New function.
12503 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12504 (ia64_promote_function_mode): New function
12505 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12506 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12507 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12508 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12509 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12510 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12511 Suppress trailing '#' if VALUE is numeric.
12512 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12513 ia64_promote_function_mode.
12514 (TARGET_VALID_POINTER_MODE): Define.
12516 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12519 * config/rs6000/rs6000.c (rs6000_override_options): Use
12520 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12523 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12524 reporting of vector + decimal/boolean/complex error.
12526 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12528 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12529 __vector double TYPE_DECL.
12531 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12533 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12534 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12535 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12536 to pointer to enum machine_mode. Update all callers as needed.
12538 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12540 * config/alpha/alpha.md (exception_receiver): Emit alternative
12541 GP load sequence if flag_reorder_blocks_and_partition is set.
12542 (*exception_receiver_2): Also enable when
12543 flag_reorder_blocks_and_partition is set.
12545 2009-08-20 Matt Rice <ratmice@gmail.com>
12546 Diego Novillo <dnovillo@google.com>
12548 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12551 2009-08-20 Richard Guenther <rguenther@suse.de>
12553 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12554 * c-tree.h (c_dup_lang_specific_decl): Remove.
12555 (struct lang_decl, struct lang_type): Move definitions ...
12556 * c-lang.h: ... here. New file.
12557 * c-decl.c: Include c-lang.h.
12558 (c_dup_lang_specific_decl): Remove.
12559 * c-typeck.c: Include c-lang.h.
12560 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12561 (c-typeck.o): Likewise.
12562 * c-config-lang.in (gtfiles): Add c-lang.h.
12563 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12566 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12568 * config/alpha/alpha.c (alpha_end_function): Do not clear
12569 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12570 this is now handled in generic code.
12572 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12574 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12575 (s390_z10_fix_long_loop_prediction): New function.
12576 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12577 (s390_reorg): Walk over the INSNs and invoke
12578 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12580 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12582 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12583 "*brx_64bit", "*brx_31bit"): New patterns.
12584 * config/s390/s390.c ('E'): New output modifier.
12586 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12587 Richard Earnshaw <richard.earnshaw@arm.com>
12589 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12590 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12592 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12594 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12596 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12597 for mode mode of operand0 when doing secondary reload for SAR.
12599 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12601 PR middle-end/41123
12602 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12603 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12605 2009-08-19 Jason Merrill <jason@redhat.com>
12607 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12608 supported template depth in C++0x.
12610 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12612 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12613 free_after_compilation.
12614 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12615 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12616 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12617 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12618 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12619 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
12620 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12622 2009-08-19 Ian Lance Taylor <iant@google.com>
12624 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
12625 of (plus (mult (neg B) C) A).
12627 2009-08-18 Michael Matz <matz@suse.de>
12629 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
12630 instead of comparing TYPE_MAIN_VARIANT for equality.
12631 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
12632 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
12633 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
12634 * gimplify.c (goa_lhs_expr_p): Ditto and use
12635 STRIP_USELESS_TYPE_CONVERSION.
12637 2009-08-18 Michael Matz <matz@suse.de>
12639 * tree-ssa-structalias.c (create_variable_info_for): Also mark
12640 first field in a struct.
12641 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
12643 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
12645 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
12646 locators before emit_insn is called. Remove assert that
12648 (alpha_end_function): Clear crtl->emit structure and free insn
12649 locators if cfun->is_thunk is true.
12651 2009-08-18 Jason Merrill <jason@redhat.com>
12653 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
12655 * configure.ac: Test for it.
12656 * configure, config.in: Regenerate.
12657 * doc/install.texi: Document --enable-gnu-unique-object.
12659 2009-08-18 Richard Guenther <rguenther@suse.de>
12661 PR middle-end/41094
12662 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
12663 pow(x,y*z) only if x is nonnegative.
12665 2009-08-18 Jakub Jelinek <jakub@redhat.com>
12667 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
12671 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
12672 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
12674 2009-08-17 DJ Delorie <dj@redhat.com>
12676 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
12677 * config/m32c/prologue.md (epilogue_freit): New.
12679 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
12680 (bank_switch_p): Likewise.
12681 (fast_interrupt_p): Likewise.
12682 (interrupt_p): Likewise.
12683 (m32c_conditional_register_usage): Round memregs size up.
12684 (need_to_save): We only need to save $a0 when we use ENTER.
12685 (interrupt_p): Check for fast_interrupt too.
12686 (bank_switch_p): New.
12687 (fast_interrupt_p): New.
12688 (m32c_attribute_table): Add bank_switch and fast_interrupt.
12689 (m32c_emit_prolog): Support bank switching and fast interrupts.
12690 * doc/extend.texi (Function Attributes): Add bank_switch and
12693 2009-08-17 Douglas B Rupp <rupp@gnat.com>
12695 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
12696 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
12698 2009-08-16 Douglas B Rupp <rupp@gnat.com>
12700 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
12701 (menu): Add IA-64/VMS Options.
12702 (IA-64/VMS Options): Likewise.
12704 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12707 * config/mips/mips.md (*lwxs): Use :P for pointer values.
12709 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
12711 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
12712 (mips_pop_asm_switch): Likewise.
12713 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
12715 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12716 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
12717 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
12718 (mips_print_operand_punctuation): Use them. Check mips_noreorder
12719 instead of set_noreorder.
12720 (mips_output_function_prologue): Use the new functions.
12721 (mips_output_function_epilogue): Likewise.
12722 (mips_need_noat_wrapper_p): New function, split out from...
12723 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
12724 Use mips_push_asm_switch and mips_pop_asm_switch.
12725 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
12726 and mips_pop_asm_switch.
12727 (ASM_OUTPUT_REG_POP): Likewise.
12728 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
12729 Use mips_pop_asm_switch.
12730 (mips_asm_switch): New structure.
12731 (set_noreorder, set_nomacro): Replace with...
12732 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
12733 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
12734 instead of set_nomacro.
12735 (fix_truncsfsi2_macro): Likewise.
12736 (cprestore): Likewise.
12737 (hazard): Use mips_noreorder instead of set_noreorder.
12738 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
12740 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
12742 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
12743 from prev_active_insn.
12745 2009-08-16 Anatoly Sokolov <aesok@post.ru>
12747 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
12748 * config/avr/avr.c (avr_override_options): Initialize
12749 avr_current_arch variable.
12750 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
12751 __AVR_HAVE_16BIT_SP__ according to the device type.
12752 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
12754 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
12755 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
12757 2009-08-16 Dodji Seketeli <dodji@redhat.com>
12760 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
12761 generating inlined subroutine die only. We shouldn't be
12762 called for anything else.
12763 (gen_block_die): Don't generate inline subroutine debug info for
12766 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12768 * graphite-poly.c (print_pbb): Print PBB index.
12770 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
12772 PR middle-end/40981
12773 * graphite-interchange.c (ppl_max_for_le): Moved...
12774 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
12775 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
12776 ppl_Pointset_Powerset_C_Polyhedron_maximize.
12777 * graphite-ppl.h (ppl_max_for_le): Declared.
12779 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
12781 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
12782 supported on all platforms.
12783 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
12784 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
12785 * c-pragma.c: Likewise.
12786 * target-def.h (TARGET_INITIALIZER): Remove
12787 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12788 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
12790 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12792 * config/ia64/fde-vms.c: New file.
12793 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
12794 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
12795 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
12796 (uw_frame_state_for): Only register a personality routine if it is
12797 known to be compatible with our expectations.
12798 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
12799 Declare unw_table_entry stack variable and
12800 mod all calls to _Unwind_FindTableEntry to add arg.
12801 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
12802 (_Unwind_FindTableEntry): Add arg to prototype.
12804 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
12806 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
12807 field 'signal_pfs_loc'.
12808 (uw_frame_state_for): Remove duplicate code dealing with leaf
12809 procedures without unwind info.
12810 If in the frame after unwinding through a signal handler, restore
12811 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
12812 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
12813 'pfs_loc' to the AR.PFS location in the signal context; instead
12814 set 'signal_pfs_loc'.
12815 Manually generate the unwind info for the AR.PFS register.
12816 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
12817 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
12818 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
12819 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
12820 instead set 'signal_pfs_loc'.
12821 Remove code preventing the AR.PFS register from being restored
12822 from the signal context.
12824 2009-08-14 Douglas B Rupp <rupp@gnat.com>
12825 Tristan Gingold <gingold@adacore.com>
12827 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
12828 * config/ia64/t-vms: New file.
12829 * config/ia64/vms64.h: New file.
12830 * config/ia64/vms.h: New file.
12831 * config/ia64/vms-crtinit.asm: New file.
12832 * config/ia64/vms_symvec_libgcc_s.opt: New file.
12833 * config/ia64/vms-unwind.h: New file.
12835 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12837 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
12840 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12842 PR middle-end/30789
12843 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
12844 Move declaration...
12845 * real.h (do_mpc_arg2): ... here.
12846 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
12849 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
12851 * final.c (add_debug_prefix_map): Don't use GC memory for
12852 old_prefix and new_prefix.
12854 2009-08-14 Richard Guenther <rguenther@suse.de>
12856 * ipa-prop.c (compute_complex_pass_through): If we cannot
12857 compute a non-varying offset for IPA_JF_ANCESTOR punt.
12859 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12861 * c-lex.c (c_lex_with_flags): Increase size of local variable
12862 to avoid memory clobber.
12864 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
12867 * config/i386/i386.c (ix86_fp_comparison_strategy):
12868 Only enable/disable sahf at function granularity.
12870 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
12872 PR rtl-optimization/41064
12873 * reload1.c (reload_as_needed): Don't call extract_insn
12874 for known invalid replacements after calling
12875 validate_replace_rtx_group and verify_changes.
12877 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
12880 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
12881 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
12882 ix86_expand_fp_vcond.
12883 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
12884 Assert that operation is supported by ix86_expand_int_vcond.
12885 (vcondu<SSEMODE124C8:mode>): Ditto.
12887 2009-08-13 DJ Delorie <dj@redhat.com>
12889 * config/i386/djgpp-stdint.h: New.
12890 * config.gcc (djgpp): Use it.
12892 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
12894 * config/sh/sh.c (sh_override_options): When flag_exceptions or
12895 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
12897 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12899 * tree-ssa-loop-prefetch.c
12900 (prune_ref_by_group_reuse): Enhance probabilistic analysis
12901 for long-stride pruning.
12902 (compute_miss_rate): New function to compute the probability
12903 that two memory references access different cache lines.
12905 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
12907 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
12909 2009-08-13 Richard Guenther <rguenther@suse.de>
12911 PR middle-end/41047
12912 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
12913 use the constant pointer type.
12914 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
12915 of CV qualifiers on the target pointer type.
12916 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
12917 conversion check before restrict check.
12919 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12922 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
12924 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
12926 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
12928 2009-08-12 Richard Guenther <rguenther@suse.de>
12930 PR tree-optimization/41011
12931 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
12932 and reference constructing.
12934 2009-08-12 Xinliang David Li <davidxl@google.com>
12936 PR tree-optimization/41012
12937 * tree-flow.h : New external interface.
12938 * gimple-low.c (check_call_arg): Change to public function.
12939 Remove argument mismatch check in lowering.
12940 * tree-inline.h (tree_can_inline_p): Interface change.
12941 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
12942 into this function.
12943 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
12944 Call change to tree_can_inline_p function.
12945 (cgraph_decide_inlining_incrementally): Ditto.
12947 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
12949 PR tree-optimization/41031
12950 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
12951 on the partition variable rather than promote_mode on the source
12952 type. Assert that the partition variable's type has the same
12953 mode as the source value's.
12955 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
12957 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
12958 for for_return == 2.
12959 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
12961 * calls.c (expand_call): Fix typo.
12962 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
12964 * stmt.c (expand_value_return): Use promote_function_mode to copy out
12966 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
12967 * config/cris/cris.c (cris_promote_function_mode): Likewise.
12968 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
12969 * config/pa/pa.c (pa_promote_function_mode): Likewise.
12971 2009-08-12 Andrew Haley <aph@redhat.com>
12973 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
12975 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12978 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
12980 2009-08-12 Richard Guenther <rguenther@suse.de>
12982 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
12983 * gimplify.c (gimplify_modify_expr): Do not use
12984 lang_hooks.types_compatible_p.
12985 * tree-ssa.c (useless_type_conversion_p): For aggregates
12986 just return false if the canonical types differ.
12988 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12990 PR middle-end/40980
12991 * sese.c (convert_for_phi_arg): New.
12992 (add_guard_exit_phis): Use convert_for_phi_arg.
12994 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
12996 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
12997 unknown subscript upper bounds.
12999 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13000 Pranav Garg <pranav.garg2107@gmail.com>
13002 * graphite-interchange.c (gather_access_strides): Removed.
13003 (ppl_max_for_le): New.
13004 (build_linearized_memory_access): New.
13005 (memory_stride_in_loop): New.
13006 (pbb_interchange_profitable_p): Reimplemented.
13007 * graphite-ppl.h (ppl_new_id_map): New.
13008 (ppl_interchange): New.
13010 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13012 * graphite-interchange.c (compute_subscript): Removed.
13013 (compute_array_size_cstr): Removed.
13014 (compute_array_size_poly): Removed.
13015 (compute_array_size): Removed.
13016 (gather_access_strides_poly): Removed.
13017 (gather_access_strides): Empty.
13019 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13021 * graphite-dependences.c (dependence_polyhedron_1): Replace
13022 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13023 (graphite_legal_transform_dr): Same.
13024 (graphite_carried_dependence_level_k): Same.
13025 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13026 Initialize PDR_NB_SUBSCRIPTS.
13027 (print_pdr_access_layout): Replace pdr_nb_subscripts with
13029 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13030 (PDR_NB_SUBSCRIPTS): New.
13031 (pdr_nb_subscripts): Removed.
13032 (pdr_dim): Simplified.
13033 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13034 with PDR_NB_SUBSCRIPTS.
13036 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13038 * graphite-interchange.c (compute_array_size): Remove use of
13039 PDR_DATA_CONTAINER.
13040 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13041 Do not initialize PDR_DATA_CONTAINER.
13042 (print_pdr): Do not print PDR_DATA_CONTAINER.
13043 * graphite-poly.h (struct poly_dr): Remove data_container field.
13044 (PDR_DATA_CONTAINER): Removed.
13045 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13046 PDR_DATA_CONTAINER.
13047 (build_poly_dr): Same.
13049 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13050 Sebastian Pop <sebastian.pop@amd.com>
13052 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13053 copy of the dependence polyhedron. Free the temporary objects.
13054 (graphite_carried_dependence_level_k): Free unused objects before
13057 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13059 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13060 Early return without analyzing the data dependences if no
13061 transform has been done. Call restore_scattering if the transform
13063 (graphite-interchange.c): Same.
13064 * graphite-poly.c (print_scattering_function): Test for
13066 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13067 (apply_poly_transforms): Do not gcc_assert that
13068 the transform is legal.
13069 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13070 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13071 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13072 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13073 * graphite-poly.h (struct poly_scattering): New.
13074 (struct poly_bb): Add original, transformed, and saved fields.
13075 Remove transformed_scattering, original_scattering,
13076 nb_local_variables and nb_scattering_transform fields.
13077 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13078 (poly_scattering_new): New.
13079 (poly_scattering_free): New.
13080 (poly_scattering_copy): New.
13081 (store_scattering_pbb): New.
13082 (store_scattering): New.
13083 (restore_scattering_pbb): New.
13084 (restore_scattering): New.
13085 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13086 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13088 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13090 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13091 (print_scop): Same.
13093 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13095 * Makefile.in (graphite.o): Depends on PREDICT_H.
13096 * graphite.c: Include predict.h.
13097 (graphite_finalize): Call tree_estimate_probability.
13098 * predict.c (predict_loops): Do not call scev_initialize and
13100 (tree_estimate_probability_bb): New.
13101 (tree_estimate_probability): Do not initialize loops: move that
13102 code to the driver. Call tree_estimate_probability_bb.
13103 (tree_estimate_probability_driver): New.
13104 (pass_profile): Use tree_estimate_probability_driver.
13105 * predict.h (tree_estimate_probability): Declared.
13107 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13109 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13110 * graphite-dependences.c (graphite_legal_transform): Add time to
13111 TV_GRAPHITE_DATA_DEPS.
13112 (dependency_between_pbbs_p): Same.
13113 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13115 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13117 PR rtl-optimization/41033
13118 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13119 aliasing is disabled.
13121 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13123 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13124 si_mask_operand, and_load_operand, low_bitmask_operand,
13125 and_reg_operand, and_operand): New predicates.
13126 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13127 * config/mips/mips.c (and_operands_ok): New function.
13128 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13129 * config/mips/mips.md (move_type): Add ext_ins and logical.
13130 (type): Handle them.
13131 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13132 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13133 shift_shift. Remove commutative constraint modifier.
13134 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13136 (*clear_upper32_dext): Remove define_insn_and_split.
13137 (*clear_upper32): Turn this define_insn_and_split ...
13138 (splitter for ANDing register with 0xffff_ffff): .. into this.
13140 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13142 * combine.c (try_widen_shift_mode): Factor out code to check if an
13143 integer constant is a low-order bitmask from here ...
13144 * rtlanal.c (low_bitmask_len): ... to here.
13145 * rtl.h (low_bitmask_len): Declare.
13147 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13150 * config/alpha/alpha.md (addsi3): Remove expander.
13151 (addsi3): Rename from *addsi3_internal insn pattern.
13152 (subsi3): Remove expander.
13153 (subsi3): Rename from *subsi3_internal insn pattern.
13155 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13157 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13160 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13161 Eric Botcazou <botcazou@adacore.com>
13162 Douglas B Rupp <rupp@gnat.com>
13164 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13165 that records that fit in 64 bits are returned by immediate value,
13166 as required by OpenVMS Calling Standard.
13167 (function_value): Adjust for above modification.
13168 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13169 virtual_incoming_args_rtx as base object, not next_arg.
13170 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13172 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13174 * reload.c (find_reloads_subreg_address): Check the original
13175 req_equiv_mem address to detect the case where an address is
13176 not valid in the outer mode.
13178 2009-08-11 Richard Guenther <rguenther@suse.de>
13181 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13183 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13185 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13186 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13188 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13189 Douglas B Rupp <rupp@gnat.com>
13191 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13192 PT_STACK when frame_pointer_needed on OpenVMS.
13193 (alpha_pv_save_size, alpha_using_fp): Remove.
13194 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13195 with proper processing for PT_NULL.
13196 (alpha_vms_initial_elimination_offset): New function. Support for
13197 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13198 (alpha_sa_size): Force procedure type to PT_STACK when
13199 frame_pointer_needed on OpenVMS.
13200 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13201 (alpha_using_fp): Likewise.
13202 (alpha_vms_can_eliminate): Add prototype.
13203 (alpha_vms_initial_elimination_offset): Likewise.
13204 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13205 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13207 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13208 Douglas B Rupp <rupp@gnat.com>
13210 * config/alpha/alpha.c (common_object_handler): New function.
13211 (vms_attribute_table): Declare a single attribute "common_object".
13212 (vms_output_aligned_decl_common): New global function.
13213 (SECTION_VMS_OVERLAY): Delete.
13214 (SECTION_VMS_GLOBAL): Likewise.
13215 (SECTION_VMS_INITIALIZE): Likewise.
13216 (vms_asm_named_section): Remove support for above flags.
13217 (vms_section_type_flags): Delete.
13218 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13219 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13220 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13221 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13223 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13226 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13227 (sub_ddmmss): Likewise.
13229 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13232 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13235 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13238 * reload1.c (reload_as_needed): Use cancel_changes to completely
13239 undo a failed replacement attempt.
13241 2009-08-10 Richard Guenther <rguenther@suse.de>
13243 PR middle-end/41006
13244 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13245 (useless_type_conversion_p): ... here. Require pointer targets
13248 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13251 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13252 loose the original type of the statement list.
13254 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13256 * config/alpha/alpha.c: Include libfuncs.h
13257 (avms_asm_output_extern): New function.
13258 (alpha_init_libfuncs): Init some decc libfuncs.
13259 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13260 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13261 (DO_CRTL_NAMES): Define.
13262 (LIB_SPEC): Remove.
13263 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13264 (LONG_TYPE_SIZE): Define.
13265 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13266 (SUBTARGET_SWITCHES): Define malloc64 switch.
13267 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13268 (MASK_RETURN_ADDR): Define.
13269 doc/invoke.texi (mmalloc64): Document switch.
13271 2009-08-09 Olivier Hainque <hainque@adacore.com>
13272 Douglas B Rupp <rupp@gnat.com>
13274 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13275 uses_condition_handler.
13276 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13277 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13278 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13279 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13280 (code_for_builtin): New insn codes for the new alpha_builtins.
13281 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13282 (alpha_sa_size): Account for uses_condition_handler.
13283 (alpha_expand_prologue): Likewise.
13284 (alpha_start_function): Likewise.
13285 (alpha_expand_epilogue): Likewise.
13286 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13287 establish/revert expanders.
13288 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13289 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13290 New expander, resorting to the alpha.c associated function.
13291 (builtin_revert_vms_condition_handler): Likewise.
13292 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13293 __gcc_shell_handler, the static VMS condition handler used as
13294 an indirection wrapper to the current dynamically established
13296 * config/alpha/vms-unwind.h: Complete rewrite.
13297 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13298 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13300 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13301 Douglas B Rupp <rupp@gnat.com>
13303 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13304 (alpha_need_linkage): Handle aliases. Return function symbol.
13305 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13306 Use ultimate alias target for the linkage name.
13307 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13308 by alpha_need_linkage for the function symbol.
13309 (setmemdi): Likewise.
13311 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13313 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13314 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13315 (ASM_WEAKEN_LABEL): Define.
13316 (CRT_CALL_STATIC_FUNCTION): Define.
13317 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13318 (ENDFILE_SPEC): Define.
13319 (INIT_SECTION_ASM_OP): Define.
13320 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13321 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13322 crtend.o crtendS.o.
13323 (MULTILIB_OSDIRNAMES): Define.
13324 (shlib_version): Define.
13325 (SHLIB_EXT): Define.
13326 (SHLIB_OBJS): Define.
13327 (SHLIB_NAME): Define.
13328 (SHLIB_MULTILIB): Define.
13329 (SHLIB_INSTALL): Define.
13330 (SHLIB_SYMVEC): Define.
13331 (SHLIB_SYMVECX2): Define.
13332 (SHLIB_LINK): Define.
13334 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13336 * config/alpha/alpha.c (alpha_initialize_trampoline):
13337 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13338 (alpha_start_function): Emit transfer address on nested functions
13339 for VMS trampoline call.
13340 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13341 since no longer used.
13342 * config/alpha/vms-tramp.asm: Remove.
13343 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13344 since now only data initialized at runtime.
13346 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13348 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13349 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13350 (MD_EXEC_PREFIX): Remove, no longer used.
13351 (MD_STARTFILE_PREFIX): Likewise.
13352 (INCLUDE_DEFAULTS): Likewise.
13353 * config/alpha/t-vms:
13354 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13356 2009-08-09 Richard Guenther <rguenther@suse.de>
13358 PR tree-optimization/41016
13359 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13360 (operand_precision): Remove.
13361 (integral_operand_p): Likewise.
13362 (recognize_single_bit_test): Adjust.
13364 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13366 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13367 operation overflows. Likewise non-cast unary arithmetic.
13368 If one arm of a conditional expression is always taken,
13369 inhibit evaluation warnings for the other arm. Likewise inhibit
13370 evaluation warnings for the second && or || operand if the first
13371 operand is enough to determine the result.
13372 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13374 (build_binary_op): Prevent duplicate evaluation warnings.
13376 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13378 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13379 and destination have different modes, Use promote_mode to
13380 determine the signedness of the conversion. Assert that the
13381 promoted source mode matches the destination mode. Don't pass
13382 the destination and destination mode to expand_expr if the source
13383 mode is different. Simplify conversion logic.
13385 2009-08-09 Ira Rosen <irar@il.ibm.com>
13387 PR tree-optimization/41008
13388 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13389 from condition only in case it's a comparison. Adjust checks.
13391 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13393 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13394 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13395 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13396 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13397 (dump_cand): Handle them.
13398 (struct iv_cand): New members COST_STEP and AINC_USE.
13399 (stmt_after_increment): Likewise.
13400 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13401 callers changed. Use gimple_uid comparison instead of scanning.
13402 (add_candidate_1): When looking for identical candidates, take
13403 AINC_USE into account. Set it for new candidates.
13404 (force_expr_to_var_cost): Cast target_spill_cost to int.
13405 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13406 All callers changed. Check for availability of autoinc addressing
13407 modes, both in general for a given mode, and in the specific use case.
13408 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13410 (get_computation_cost): Likewise.
13411 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13412 add_autoinc_candidates): New static functions.
13413 (add_candidate): Call add_autoinc_candidates for candidates based on
13415 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13416 (determine_use_iv_cost_address): If we have an autoinc candidate at
13417 the matching use, verify autoinc is possible and subtract the cost
13418 of the candidate's step from the cost.
13419 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13420 member of the candidate.
13421 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13422 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13424 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13426 * config.build (ia64-hp-*vms*): New target.
13427 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13428 with ia64-hp-*vms*.
13429 * config.gcc (ia64-hp-*vms*): New target.
13430 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13431 with ia64-hp-*vms*.
13432 * config.host (ia64-hp-*vms*): New target.
13433 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13434 with ia64-hp-*vms*.
13436 2009-08-08 Richard Guenther <rguenther@suse.de>
13438 PR tree-optimization/40991
13439 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13441 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13443 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13444 mode check. Do truncations in an integer mode.
13445 (force_to_mode): Handle subregs for all mode types. Only do
13446 arithmetic simplifications on integer modes.
13448 2009-08-07 Richard Guenther <rguenther@suse.de>
13450 PR tree-optimization/40999
13451 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13452 (maybe_fold_reference): Lookup constant initializers.
13453 (fold_gimple_assign): Likewise.
13455 2009-08-07 Richard Guenther <rguenther@suse.de>
13457 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13458 that require structural equality defer to the langhook.
13460 2009-08-07 Martin Jambor <mjambor@suse.cz>
13462 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13464 (struct ipa_pass_through_data): New type.
13465 (struct ipa_ancestor_jf_data): New type.
13466 (union jump_func_value): Removed field formal_id, added fields
13467 pass_through and ancestor.
13468 (struct ipa_param_call_note): Changed type of formal_id to int from
13470 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13471 operations jump functions and ancestor jump functions.
13472 (compute_complex_pass_through): New function.
13473 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13474 reflect changes in the jump function strucutre.
13475 (update_jump_functions_after_inlining): Ignore complex pass-through
13476 and ancestor jump functions.
13477 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13478 polynomial pass-through with operation jump functions.
13480 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13482 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13483 fde->dw_fde_begin as begin label instead of hot/cold label.
13484 Use LLSDAC label instead of LLSDA for second section lsda.
13485 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13486 label instead of LLSDA if it is true.
13487 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13489 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13490 SECTION argument. Use it as index into crtl->eh.call_site_record
13492 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13493 use it to determine how to print table entries instead of using
13494 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13495 label instead of normal begin label as base.
13496 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13497 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13498 ensure no EH range spans between sections and that landing pads
13499 are always in the corresponding section.
13500 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13501 for crtl->eh.call_site_record being an array rather than scalar.
13502 (output_one_function_exception_table): New function, copied
13503 from output_function_exception_table. Adjust
13504 dw2_size_of_call_site_table, dw2_output_call_site_table
13505 callers. For SECOND section use *C suffixed labels.
13506 (output_function_exception_table): Call
13507 output_one_function_exception_table and, when doing hot/cold
13508 partitioning, also another time for the second section.
13509 * opts.c: Include except.h.
13510 (decode_options): Allow -freorder-blocks-and-partition with
13511 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13512 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13513 * function.h (struct rtl_eh): Change call_site_record from
13514 scalar into array of 2 elements.
13516 2009-08-07 Martin Jambor <mjambor@suse.cz>
13518 * ipa-prop.c (count_formal_params_1): New function.
13519 (ipa_get_vector_of_formal_parms): New function.
13520 (get_vector_of_formal_parm_types): New function.
13521 (ipa_modify_formal_parameters): New function.
13522 (ipa_modify_call_arguments): New function.
13523 (index_in_adjustments_multiple_times_p): New function.
13524 (ipa_combine_adjustments): New function.
13525 (ipa_dump_param_adjustments): New function.
13526 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13527 (ipa_get_vector_of_formal_parms): Declare.
13528 (ipa_modify_formal_parameters): Declare.
13529 (ipa_modify_call_arguments): Declare.
13530 (ipa_combine_adjustments): Declare.
13531 (ipa_dump_param_adjustments): Declare.
13532 (build_ref_for_offset): Declare.
13533 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13534 * tree-sra.c: Include ipa-prop.c.
13535 (build_ref_for_offset): Make public.
13537 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13539 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13541 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13543 * gcc/doc/extend.texi (__builtin_extract_return_address)
13544 (__builtin_frob_return_address): Document.
13546 2009-08-06 Paul Brook <paul@codesourcery.com>
13548 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13549 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13550 implementation on ARMv6-M.
13552 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13554 * doc/extend.texi (pcs): Document new attribute for ARM.
13556 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13558 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13561 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13563 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13566 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13568 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13570 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13572 Merge ARM/hard_vfp_branch to trunk.
13574 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13576 * arm.c (libcall_eq): New function.
13577 (libcall_hash): New function.
13578 (add_libcall): New function.
13579 (arm_libcall_uses_aapcs_base): New function.
13580 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13581 libcalls using the base PCS.
13582 (arm_init_cumulative_args): Likewise.
13584 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13586 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13587 Use base ABI for conversion libfuncs between HFmode and SFmode.
13589 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13591 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13592 V4SImode as representatives of all 64-bit and 128-bit vector
13593 types. Allow vector types without vector modes.
13594 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13595 without vector modes like BLKmode.
13596 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13597 BLKmode. Avoid unsupported vector modes or TImode moves for
13599 (aapcs_vfp_allocate_return_reg): Likewise.
13600 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13601 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13603 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13605 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13606 (arm_get_pcs_model): Pass attribute arguments to
13607 arm_pcs_from_attribute.
13608 (arm_init_cumulative_args): Use base AAPCS for conversions from
13609 floating-point types to DImode.
13610 (arm_attribute_table): Add pcs attribute.
13611 (arm_handle_pcs_attribute): New.
13612 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13613 conversions from floating-point types to DImode, also declare them
13614 to use base AAPCS and declare functions they call to use base
13615 AAPCS and their RTABI names.
13617 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13619 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
13620 -mfloat-abi=hard not being supported for VFP.
13622 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
13624 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
13625 SYMBOL_REF to hard_libcall_value.
13627 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13628 Richard Earnshaw <rearnsha@arm.com>
13630 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
13631 has been put on the stack, all remaining co-processory arguments for
13632 that co-processor also go on the stack.
13634 2009-03-05 Joseph Myers <joseph@codesourcery.com>
13636 * config/arm/arm.c (arm_return_in_memory): Handle returning
13637 vectors of suitable size in registers also for AAPCS case.
13639 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
13641 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
13643 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
13645 ARM Hard-VFP calling convention
13646 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
13647 * target.h (gcc_target): Add libcall_value to table of call hooks.
13648 * targhooks.h (default_libcall_value): Default implementation.
13649 * targhooks.c (default_libcall_value): Likewise.
13650 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
13651 * optabs.c (expand_unop): Use it.
13652 * expr.h (hard_libcall_value): Pass the function RTX through.
13653 * calls.c (emit_library_call_value_1): Update call to
13654 hard_libcall_value.
13655 * explow.c (hard_libcall_value): Use new target hook.
13656 * config/arm/arm.c: Include cgraph.h
13657 (TARGET_FUNCTION_VALUE): Override default hook.
13658 (arm_pcs_default): New variable.
13659 (arm_override_options): Don't fault hard calling convention with VFP.
13660 Add support for AAPCS variants.
13661 (arm_function_value): Make static. Handle AAPCS variants.
13662 (arm_libcall_value): New function.
13663 (arm_apply_result_size): Handle VFP registers in results.
13664 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
13666 (pcs_attribute_args): New variable.
13667 (arm_pcs_from_attribute): New function.
13668 (arm_get_pcs_model): New function.
13669 (aapcs_vfp_cum_init): New function.
13670 (aapcs_vfp_sub_candidate): New function.
13671 (aapcs_vfp_is_return_candidate): New function.
13672 (aapcs_vfp_is_call_candidate): New function.
13673 (aapcs_vfp_allocate): New function.
13674 (aapcs_vfp_allocate_return_reg): New function.
13675 (aapcs_vfp_advance): New function.
13676 (aapcs_cp_arg_layout): New variable.
13677 (aapcs_select_call_coproc): New function.
13678 (aapcs_select_return_coproc): New function.
13679 (aapcs_allocate_return_reg): New function.
13680 (aapcs_libcall_value): New function.
13681 (aapcs_layout_arg): New function.
13682 (arm_init_cumulative_args): Initialize AAPCS args data.
13683 (arm_function_arg): Handle AAPCS variants using new interface.
13684 (arm_arg_parital_bytes): Likewise.
13685 (arm_function_arg_advance): New function.
13686 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
13687 calling conventions.
13688 (arm_setup_incoming_varargs): Handle new AAPCS args data.
13689 * arm.h (NUM_VFP_ARG_REGS): Define.
13690 (LIBCALL_VALUE): Update.
13691 (FUNCTION_VALUE): Delete.
13692 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
13693 (arm_pcs): New enum.
13694 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
13695 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
13696 (FUNCTION_ARG_REGNO_P): Add VFP regs.
13697 * arm-protos.h (arm_function_arg_advance): Add.
13698 (aapcs_libcall_value): Add.
13699 (arm_function_value): Delete.
13701 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
13702 H.J. Lu <hongjiu.lu@intel.com>
13705 * config/i386/i386.c (standard_sse_mode_p): Remove.
13706 (standard_sse_constant_p): Return 2 for integer mode
13707 vector_all_ones_operand when SSE2 is enabled.
13708 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
13709 (ix86_expand_vector_move): Do not check for negative values from
13710 standard_sse_constant_p.
13712 2009-08-06 Richard Guenther <rguenther@suse.de>
13714 * tree-ssa.c (useless_type_conversion_p_1): Make function and
13715 array type comparisons frontend independent.
13716 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
13717 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
13718 out array reference lower bound and element size operands.
13719 (ao_ref_init_from_vn_reference): Properly compute the offset
13720 for ARRAY_RANGE_REF.
13721 (vn_reference_fold_indirect): Fill out array reference lower
13722 bound and element size operands.
13723 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
13724 a non gimple valued reference operand which can happen for
13725 array reference lower bound or element size.
13726 (create_component_ref_by_pieces_1): Properly generate the
13727 element size operand for array references.
13729 2009-08-06 Richard Guenther <rguenther@suse.de>
13731 PR tree-optimization/40964
13732 * tree.c (iterative_hash_host_wide_int): Export.
13733 * tree.h (iterative_hash_host_wide_int): Declare.
13734 * tree-ssa-structalias.c (heapvar_map): New struct.
13735 (heapvar_map_eq): New function.
13736 (heapvar_map_hash): Likewise.
13737 (heapvar_lookup): Adjust.
13738 (heapvar_insert): Likewise.
13739 (make_constraint_from_heapvar): Allow multiple heap variables
13740 per decl at different offsets.
13741 (init_alias_heapvars): Adjust.
13743 2009-08-04 David Daney <ddaney@caviumnetworks.com>
13745 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
13746 * mips_output_sync_loop (mips_output_sync_loop): Only emit
13747 trailing sync if TARGET_SYNC_AFTER_SC.
13749 2009-08-05 David Daney <ddaney@caviumnetworks.com>
13751 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
13752 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
13753 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
13754 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
13755 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
13756 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13757 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
13758 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
13759 test_and_set_12): Rewrite calls to mips_output_sync_loop.
13760 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
13761 the prototype declaration match the definition.
13762 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
13763 instructions explicitly. Add barrier_before and operands
13765 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
13766 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
13767 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
13768 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
13769 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
13770 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
13772 2009-08-05 Andrew Pinski <pinskia@gmail.com>
13774 * tree-ssa-alias.c: Fix intervals to use [) syntax.
13776 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
13777 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
13780 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
13783 2009-08-05 Jakub Jelinek <jakub@redhat.com>
13785 PR rtl-optimization/40924
13786 * dse.c (canon_address): Before calling cselib_expand_value_rtx
13787 make sure canon_rtx (mem_address) isn't simpler than
13788 canon_rtx (expanded_mem_address).
13790 2009-08-05 Li Feng <nemokingdom@gmail.com>
13792 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
13793 for each poly_bb_p.
13794 (build_scop_drs): Build alias set for each SCoP.
13796 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
13798 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
13799 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
13800 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
13801 (MIPS_ARCH_FLOAT_SPEC): Likewise.
13802 (BASE_DRIVER_SELF_SPECS): Likewise.
13804 2009-08-04 Andrew Pinski <pinskia@gmail.com>
13806 * tree-ssa-alias.c: Fix some comment typos.
13808 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
13810 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
13811 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
13813 2009-08-03 Janis Johnson <janis187@us.ibm.com>
13816 * simplify-rtx.c (simplify_binary_operation_1): Disable
13817 simplifications for decimal float operations.
13819 2009-08-03 Jakub Jelinek <jakub@redhat.com>
13821 PR middle-end/40943
13822 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
13823 operand of INDIRECT_REF.
13825 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
13827 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
13828 constants referencing TLS symbols.
13830 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13832 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
13833 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
13835 2009-08-03 Richard Guenther <rguenther@suse.de>
13837 * tree.c (make_vector_type): Build a main variant first,
13838 get the canonical one and then build the variant.
13839 * tree-ssa.c (useless_type_conversion_p_1): Handle
13841 (useless_type_conversion_p): Conversions to pointers to
13842 incomplete record types are useless.
13844 2009-08-03 Richard Guenther <rguenther@suse.de>
13846 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
13847 file will be created.
13848 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
13849 * toplev.c (compile_file): Adjust comment.
13851 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
13853 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
13854 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
13855 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13856 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13857 (sh_promote_function_mode): Fix typo.
13859 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
13861 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
13863 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13865 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
13866 declaration arguments.
13868 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
13870 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
13871 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
13872 (ix86_split_ashl): Ditto.
13873 (ix86_expand_vector_init_one_nonzero): Ditto.
13874 (ix86_expand_vector_set): Ditto.
13875 (ix86_expand_reduc_v4sf): Ditto.
13877 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
13879 * explow.c (promote_function_mode): Remove assert.
13880 * config/sh/sh.c (sh_promote_function_mode): Declare.
13882 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13884 * config/pa/pa.c (pa_promote_function_mode): Declare.
13885 Change to static. Fix promote_mode call.
13887 * gthr-dce.h (CONST_CAST2): Define if not defined.
13888 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
13890 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
13892 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
13894 * expr.c (store_constructor): Use promote_decl_mode. Remove
13895 now write-only variable unsignedp.
13896 (expand_expr_real_1): Use promote_decl_mode.
13897 * expr.h (promote_function_mode, promote_decl_mode): New.
13898 (promote_mode): Remove last argument.
13899 * function.c (assign_temp): Drop last argument of promote_mode.
13900 (assign_parm_find_data_types): Use promote_function_mode.
13901 (assign_parm_setup_reg): Likewise.
13902 (expand_function_end): Use promote_function_mode.
13903 * calls.c (initialize_argument_information): Use promote_function_mode.
13904 (precompute_arguments): Use promote_mode instead of checking if
13905 only PROMOTE_FUNCTION_MODE is defined.
13906 (expand_call): When making sibcall decisions, use promote_function_mode.
13907 Below, remove an if for targetm.calls.promote_function_return and
13908 and use promote_function_mode.
13909 (emit_library_call_value_1): Use promote_function_mode, fix bug
13910 where promote_mode was passed FOR_CALL == 0 for a return value in an
13912 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13913 * explow.c (promote_function_mode, promote_decl_mode): New.
13914 (promote_mode): Keep only the FOR_CALL == 0 case.
13915 * combine.c (setup_incoming_promotion): Remove test of
13916 promote_function_args. Use promote_function_mode.
13917 * stmt.c (expand_value_return): Use promote_decl_mode.
13918 (expand_decl): Use promote_decl_mode.
13920 * expr.c (store_constructor): Use promote_decl_mode. Remove
13921 now write-only variable unsignedp.
13922 (expand_expr_real_1): Use promote_decl_mode.
13923 * expr.h (promote_function_mode, promote_decl_mode): New.
13924 (promote_mode): Remove last argument.
13925 * function.c (assign_temp): Drop last argument of promote_mode.
13926 (assign_parm_find_data_types): Use promote_function_mode.
13927 (assign_parm_setup_reg): Likewise.
13928 (expand_function_end): Use promote_function_mode.
13929 * calls.c (initialize_argument_information): Use promote_function_mode.
13930 (precompute_arguments): Use promote_mode instead of checking if
13931 only PROMOTE_FUNCTION_MODE is defined.
13932 (expand_call): When making sibcall decisions, use promote_function_mode.
13933 Below, remove an if for targetm.calls.promote_function_return and
13934 and use promote_function_mode.
13935 (emit_library_call_value_1): Use promote_function_mode, fix bug
13936 where promote_mode was passed FOR_CALL == 0 for a return value in an
13938 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
13939 * explow.c (promote_function_mode, promote_decl_mode): New.
13940 (promote_mode): Keep only the FOR_CALL == 0 case.
13941 * combine.c (setup_incoming_promotion): Remove test of
13942 promote_function_args. Use promote_function_mode.
13943 * stmt.c (expand_value_return): Use promote_decl_mode.
13944 (expand_decl): Use promote_decl_mode.
13946 * explow.c (promote_function_mode): Just call the target hook.
13947 * targhooks.c (default_promote_function_mode,
13948 default_promote_function_mode_always_promote): New.
13949 * targhooks.h (default_promote_function_mode,
13950 default_promote_function_mode_always_promote): Declare.
13951 * target.h (promote_function_args, promote_function_return): Remove.
13952 (promote_function_mode): New.
13953 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
13954 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13955 (TARGET_PROMOTE_FUNCTION_MODE): New.
13956 (TARGET_CALLS): Adjust.
13957 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
13958 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
13960 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
13961 * config/s390/s390.c (s390_promote_function_mode): ... here,
13962 with pointer handling.
13963 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13964 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13966 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
13967 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
13968 with pointer handling.
13969 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13970 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13972 * config/sh/sh-protos.h (sh_promote_function_mode): New.
13973 * config/sh/sh.c (sh_promote_function_mode): New.
13974 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13975 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13977 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
13978 * config/cris/cris.c (cris_promote_function_mode): ... here.
13979 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13980 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13982 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
13983 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
13984 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13985 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
13987 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
13988 * config/arm/arm.c (arm_promote_function_mode): ... here, without
13989 complex type handling.
13990 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13991 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13993 * config/pa/pa.c (pa_promote_function_mode): New.
13994 (TARGET_PROMOTE_FUNCTION_MODE): Define.
13995 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13997 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
13998 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
13999 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14000 * config/xtensa/xtensa.c: Likewise.
14001 * config/stormy16/stormy16.c: Likewise.
14002 * config/iq2000/iq2000.c: Likewise.
14003 * config/rs6000/rs6000.c: Likewise.
14004 * config/picochip/picochip.c: Likewise.
14005 * config/arc/arc.c: Likewise.
14006 * config/mcore/mcore.c: Likewise.
14007 * config/score/score.c: Likewise.
14008 * config/mips/mips.c: Likewise.
14009 * config/bfin/bfin.c: Likewise.
14010 * config/ia64/ia64.c: Likewise (disabled though).
14012 * config/frv/frv.h: Remove pointless remark.
14014 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
14015 TARGET_PROMOTE_FUNCTION_ARGS,
14016 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14017 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
14019 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
14021 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
14022 -floop-parallelize-all.
14023 * toplev.c (process_options): Rename flag_graphite_force_parallel to
14024 flag_loop_parallelize_all.
14025 * tree-ssa-loop.c (gate_graphite_transforms): Same.
14026 * graphite.c (graphite_transform_loops): Same.
14027 * common.opt: Same.
14028 * graphite-poly.c (apply_poly_transforms): Same.
14030 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14032 PR tree-optimization/40914
14033 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14034 if set, then check the delta field of the PMF record.
14035 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14036 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14037 call is stored in the delta.
14039 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14041 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14043 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14045 * config/i386/bsd.h (ASM_BYTE): New define.
14046 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14047 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14048 .byte. Use fputs or putc instead of fprintf where appropriate.
14049 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14050 fputs or putc instead of fprintf where appropriate.
14051 * config/i386/i386elf.h: Ditto.
14052 * config/i386/sysv4.h: Ditto.
14054 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14055 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14056 (*tls_global_dynamic_64): Ditto.
14058 2009-07-31 Christian Bruel <christian.bruel@st.com>
14060 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14062 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14064 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14065 Remove dead code for MINUS.
14067 2009-07-31 Anthony Green <green@moxielogic.com>
14069 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14071 (moxie_expand_epilogue): Ditto for epilogue.
14072 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14073 incoming arguments.
14074 (moxie_function_arg): Ditto.
14075 (moxie_pass_by_reference): Ditto.
14076 (moxie_arg_partial_bytes): Ditto.
14077 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14078 (FUNCTION_ARG_ADVANCE) Ditto.
14079 (REG_PARM_STACK_SPACE) Ditto.
14080 (FUNCTION_ARG_REGNO_P) Dito.
14082 * config.gcc: Add moxie linux config support.
14083 * gcc/config/moxie/uclinux.h: New file.
14085 2009-07-31 DJ Delorie <dj@redhat.com>
14087 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14088 (UNSPECV_SP_SWITCH_E): New.
14089 (sp_switch_1): Change to an unspec.
14090 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14092 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14093 reference the new stack's address
14095 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14097 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14098 graphite-clast-to-gimple.o, graphite-dependences.o,
14099 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14100 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14101 (graphite-blocking.o,
14102 graphite-clast-to-gimple.o, graphite-dependences.o,
14103 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14104 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14105 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14106 * cfgloop.h (struct loop): Add can_be_parallel field.
14107 * common.opt (fgraphite-identity): Moved up.
14108 (fgraphite-force-parallel): New flag.
14109 * graphite.c: Rewrite.
14110 * graphite.h: Rewrite.
14111 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14113 * toplev.c (graphite_out_file): New file descriptor.
14114 (graphite_in_file): New.
14115 (process_options): flag_graphite_force_parallel cannot be used without
14117 * tree-ssa-loop.c: Include toplev.h.
14118 (gate_graphite_transforms): Enable flag_graphite for
14119 flag_graphite_force_parallel.
14121 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14123 * ChangeLog.graphite: New.
14124 * graphite-blocking.c: New.
14125 * graphite-clast-to-gimple.c: New.
14126 * graphite-clast-to-gimple.h: New.
14127 * graphite-dependences.c: New.
14128 * graphite-dependences.h: New.
14129 * graphite-interchange.c: New.
14130 * graphite-poly.c: New.
14131 * graphite-poly.h: New.
14132 * graphite-ppl.c: New.
14133 * graphite-ppl.h: New.
14134 * graphite-scop-detection.c: New.
14135 * graphite-scop-detection.h: New.
14136 * graphite-sese-to-poly.c: New.
14137 * graphite-sese-to-poly.h: New.
14141 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14143 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14144 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14146 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14148 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14149 (scev_is_linear_expression): Return false if the evolution is not
14150 affine multivariate.
14152 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14154 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14155 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14157 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14159 * tree-data-ref.c (debug_data_references): New.
14160 (debug_data_reference): New.
14161 * tree-data-ref.h (debug_data_references): Declared.
14162 (debug_data_reference): Declared.
14164 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14166 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14167 * tree-data-ref.h (scop_p): Removed.
14168 (struct data_reference): Remove field scop.
14169 (DR_SCOP): Removed.
14170 (stmt_simple_memref_p): Removed.
14172 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14174 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14175 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14178 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14180 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14182 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14184 * doc/invoke.texi (-fgraphite-identity): Documented.
14186 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14188 * tree-scalar-evolution.c: Fix comment.
14189 (instantiate_scev_1): Return unknow from scev instantiation if the
14190 result is not above instantiate_below.
14192 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14194 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14195 static anymore. Instantiate the symbols that may have been introduced
14197 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14200 2009-07-30 DJ Delorie <dj@redhat.com>
14202 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14203 .vliw directive to VLIW sections.
14205 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14207 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14209 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14210 (AUTOHEADER): New variable.
14211 ($(srcdir)/cstamp-h.in): Use it.
14213 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14214 Pat Haugen <pthaugen@us.ibm.com>
14215 Revital Eres <ERES@il.ibm.com>
14217 * config/rs6000/vector.md (VEC_F): Add VSX support.
14220 (mov<mode>): Ditto.
14221 (vector_load_<mode>): Ditto.
14222 (vector_store_<mode>): Ditto.
14223 (vector GPR move split): Ditto.
14224 (vec_reload_and_plus_<mptrsize>): Ditto.
14225 (vec_reload_and_reg_<mptrsize>): Ditto.
14226 (add<mode>3): Ditto.
14227 (sub<mode>3): Ditto.
14228 (mul<mode>3): Ditto.
14229 (neg<mode>2): Ditto.
14230 (abs<mode>2): Ditto.
14231 (smin<mode>3): Ditto.
14232 (smax<mode>3): Ditto.
14233 (vector_eq<mode>): Ditto.
14234 (vector_gt<mode>): Ditto.
14235 (vector_ge<mode>): Ditto.
14236 (vector_gtu<mode>): Ditto.
14237 (vector_select_<mode>_uns): Ditto.
14238 (vector_eq_<mode>_p): Ditto.
14239 (vector_gt_<mode>_p): Ditto.
14240 (vector_ge_<mode>_p): Ditto.
14241 (vector_gtu_<mode>_p): Ditto.
14242 (cr6_test_for_zero): Ditto.
14243 (cr6_test_for_zero_reverse): Ditto.
14244 (cr6_test_for_lt): Ditto.
14245 (cr6_test_for_lt_reverse): Ditto.
14246 (xor<mode>3): Ditto.
14247 (ior<mode>3): Ditto.
14248 (and<mode>3): Ditto.
14249 (one_cmpl<mode>2): Ditto.
14250 (nor<mode>2): Ditto.
14251 (andc<mode>2): Ditto.
14252 (float<VEC_int<mode>2): Ditto.
14253 (unsigned_float<VEC_int><mode>2): Ditto.
14254 (fix_trunc<mode><VEC_int>2): Ditto.
14255 (fixuns_trunc<mode><VEC_int>2): Ditto.
14257 (vec_set<mode>): Ditto.
14258 (vec_extract<mode>): Ditto.
14259 (vec_interleave_highv4sf): Ditto.
14260 (vec_interleave_lowv4sf): Ditto.
14261 (vec_realign_load_<mode>): Ditto.
14262 (vec_shl_<mode>): Ditto.
14263 (vec_shr_<mode>): Ditto.
14264 (div<mode>3): New patterns for VSX.
14265 (vec_interleave_highv2df): Ditto.
14266 (vec_interleave_lowv2df): Ditto.
14267 (vec_pack_trunc_v2df): Ditto.
14268 (vec_pack_sfix_trunc_v2df): Ditto.
14269 (vec_pack_ufix_trunc_v2df): Ditto.
14270 (vec_unpacks_hi_v4sf): Ditto.
14271 (vec_unpacks_lo_v4sf): Ditto.
14272 (vec_unpacks_float_hi_v4si): Ditto.
14273 (vec_unpacks_float_lo_v4si): Ditto.
14274 (vec_unpacku_float_hi_v4si): Ditto.
14275 (vec_unpacku_float_lo_v4si): Ditto.
14276 (movmisalign<mode>): Ditto.
14277 (vector_ceil<mode>2): New patterns for vectorizing math library.
14278 (vector_floor<mode>2): Ditto.
14279 (vector_btrunc<mode>2): Ditto.
14280 (vector_copysign<mode>3): Ditto.
14282 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14283 predicate for setting the high bit in each word, used for copysign.
14285 * config/rs6000/ppc-asm.h (f19): Whitespace.
14286 (f32-f63): Define if VSX.
14287 (v0-v31): Define if Altivec.
14288 (vs0-vs63): Define if VSX.
14290 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14292 * config/rs6000/power7.md: New file, provide tuning parameters for
14295 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14296 (rs6000_cpu_cpp_builtins): Ditto.
14297 (altivec_overloaded_builtins): Ditto.
14298 (altivec_resolve_overloaded_builtin): Ditto.
14300 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14301 debug switch to disable vectorizing simple math builtin
14304 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14305 Vectorize simple math builtin functions.
14306 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14307 hook to vectorize math builtins.
14308 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14309 (rs6000_builtin_conversion): Add VSX/power7 support.
14310 (rs6000_builtin_vec_perm): Ditto.
14311 (vsplits_constant): Add support for loading up a vector constant
14312 with just the high bit set in each part.
14313 (rs6000_expand_vector_init): Add VSX/power7 support.
14314 (rs6000_expand_vector_set): Ditto.
14315 (rs6000_expand_vector_extract): Ditto.
14316 (rs6000_emit_move): Ditto.
14317 (bdesc_3arg): Ditto.
14318 (bdesc_2arg): Ditto.
14319 (bdesc_1arg): Ditto.
14320 (rs6000_expand_ternop_builtin): Ditto.
14321 (altivec_expand_builtin): Ditto.
14322 (rs6000_expand_unop_builtin): Ditto.
14323 (rs6000_init_builtins): Ditto.
14324 (altivec_init_builtins): Ditto.
14325 (builtin_function_type): Ditto.
14326 (rs6000_common_init_builtins): Ditto.
14327 (rs6000_handle_altivec_attribute); Ditto.
14328 (rs6000_mangle_type): Ditto.
14329 (rs6000_vector_mode_supported_p): Ditto.
14330 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14331 are mode dependent.
14333 * config/rs6000/vsx.md: New file for VSX support.
14335 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14336 identifing values with just the most significant bit set.
14337 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14338 vectorized builtins.
14340 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14341 (UNSPEC_VRFIM): Delete.
14342 (splitter for loading up vector with most significant bit): New
14343 splitter for vectorizing copysign.
14344 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14345 vectorizing simple math functions.
14346 (altivec_vrfip): Add support for vectorizing simple math functions.
14347 (altivec_vrfim): Ditto.
14348 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14350 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14351 (power7.md, vsx.md): Include for power7 support.
14352 (copysigndf3): Use VSX instructions if -mvsx.
14353 (negdf2_fpr): Ditto.
14354 (absdf2_fpr): Ditto.
14355 (nabsdf2_fpr): Ditto.
14356 (adddf3_fpr): Ditto.
14357 (subdf3_fpr): Ditto.
14358 (muldf3_fpr): Ditto.
14359 (divdf3_fpr): Ditto.
14360 (fix_truncdfdi2_fpr): Ditto.
14361 (cmpdf_internal1): Ditto.
14362 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14363 (btruncdf2, btruncdf2_fpr): Ditto.
14364 (ceildf2, ceildf2_fpr): Ditto.
14365 (floordf2, floordf2_fpr): Ditto.
14366 (floatdidf2, floatdidf2_fpr): Ditto.
14367 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14368 (fmsubdf4_fpr): Ditto.
14369 (fnmadddf4_fpr_1): Ditto.
14370 (fnmadddf4_fpr_2): Ditto.
14371 (fnmsubdf4_fpr_1): Ditto.
14372 (fnmsubdf4_fpr_2): Ditto.
14373 (fixuns_truncdfdi2): Add expander for VSX support.
14374 (fix_truncdfdi2): Ditto.
14375 (fix_truncdfsi2): Ditto.
14376 (ftruncdf2): Ditto.
14377 (btruncsf2): Whitespace.
14378 (movdf_hardfloat32): Add support for VSX registers.
14379 (movdf_softfloat32): Ditto.
14380 (movdf_hardfloat64): Ditto.
14381 (movdf_hardfloat64_mfpgpr): Ditto.
14382 (movdf_softfloat64): Ditto.
14383 (movti splitters): Add check for vector registers supporting
14384 TImode in the future.
14385 (bpermd): Add power7 bpermd instruction.
14387 * config/rs6000/altivec.h (vec_div): Define if VSX.
14390 (vec_nmadd): Ditto.
14391 (vec_nearbyint): Ditto.
14394 (all predicates): Use the generic builtin function, and not the V4SF
14395 specific function so that the predicates will work with VSX's V2DF.
14396 (vec_all_*): Ditto.
14397 (vec_any_*): Ditto.
14399 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14400 Document new VSX functions and types.
14402 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14405 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14406 "wa", and "j" constraints. Modify "v" to talk about Altivec
14407 instead of just vector.
14409 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14412 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14413 location for phi arguments.
14414 (rewrite_update_phi_arguments): Find locations for reaching defs.
14415 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14416 Add location to add_phi_arg calls.
14417 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14418 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14419 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14420 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14421 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14422 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14423 * tree-phinodes.c (make_phi_node): Initialize location.
14424 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14425 (add_phi_arg): Add location parameter.
14426 (remove_phi_arg_num): Move location when moving phi argument.
14427 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14429 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14430 slpeel_update_phi_nodes_for_guard1,
14431 slpeel_update_phi_nodes_for_guard2,
14432 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14433 vect_loop_versioning): Set locations.
14434 * tree-parloops.c (create_phi_for_local_result,
14435 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14436 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14437 * tree-vect-loop.c (get_initial_def_for_induction,
14438 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14440 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14441 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14442 (gimple_phi_arg_set_location): New. Set locus.
14443 (gimple_phi_arg_has_location): New. Check for locus.
14444 (redirect_edge_var_map_location): New. Return locus from var_map.
14445 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14446 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14447 combining PHI arguments.
14448 (cond_store_replacement): Set location.
14449 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14450 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14451 scop_add_exit_phis_edge): Add locations.
14452 * tree-cfgcleanup.c (remove_forwarder_block,
14453 remove_forwarder_block_with_phi): Add locations.
14454 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14455 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14457 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14458 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14459 flush_pending_stmts): Add source location.
14460 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14461 stack to preserve locations.
14462 * tree-vect-stmts.c (vectorizable_load): Add location.
14463 * tree-inline.c (copy_phis_for_bb): Copy locus.
14464 (setup_one_parameter): Add call locus to inlined parameter stmts.
14465 (initialize_inlined_parameters): Pass in call location as parameter
14467 (tree_function_versioning): Pass location to setup_one_parameter.
14468 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14469 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14470 copy and edge lists.
14471 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14472 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14473 locus parameter and override the stmt default if provided.
14474 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14475 elim_graph_add_edge, elim_graph_remove_succ_edge,
14476 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14477 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14478 eliminate_phi): Add locus info in elimination graph for each edge and
14480 (insert_backedge_copies): Copy locus if present.
14481 * tree-flow.h (struct _edge_var_map): Add locus field.
14482 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14483 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14484 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14486 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14488 2009-07-30 Martin Jambor <mjambor@suse.cz>
14490 PR tree-optimization/40570
14491 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14492 use inlining loops.
14494 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14496 * ssa-loop-manip.c: Include langhooks.h.
14497 (rewrite_phi_with_iv): New.
14498 (rewrite_all_phi_nodes_with_iv): New.
14499 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14500 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14501 * tree-parloops.c (loop_parallel_p): Move out all conditions
14502 except dependency check.
14503 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14504 (gen_parallel_loop): Call canonicalize_loop_ivs without
14505 reduction_list argument.
14506 (build_new_reduction): New.
14507 (gather_scalar_reductions): New.
14508 (try_get_loop_niter): New.
14509 (try_create_reduction_list): New.
14510 (parallleize_loops): Change the parallel conditions check.
14511 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14512 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14514 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14516 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14518 * doc/options.texi (Option properties): Mention new quoting syntax.
14520 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14522 * config/alpha/alpha.c (alpha_start_function):
14523 Handle VMS_DEBUG_MAIN_POINTER
14524 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14525 * doc/invoke.texi: Document -mdebug-main switch.
14527 2009-07-29 Richard Henderson <rth@redhat.com>
14529 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14530 (cgraph_create_edge_including_clones): Likewise.
14531 * tree-inline.c (copy_bb): Operate on the correct edges
14532 when updating the callgraph.
14534 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14536 * config/alpha/vms-cc.c: Deleted.
14537 * config/alpha/vms-ld.c: Deleted.
14538 * config/alpha/t-vms64: Moved to config/vms
14539 * config/alpha/vms-crt0-64.c: Moved to config/vms
14540 * config/alpha/vms-crt0.c: Moved to config/vms
14541 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14542 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14543 * config/alpha/xm-vms.h: Moved to config/vms
14544 * config/alpha/x-vms: Moved to config/vms
14545 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14547 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14548 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14550 * config/vms/t-vms64: Moved here from config/alpha
14551 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14552 (argc,argv,envp): Enforce 32bit malloc'ing.
14553 * config/vms/vms-psxcrt0-64.c: Likewise.
14554 * config/vms/vms-crt0.c: Moved here from config/alpha.
14555 * config/vms/vms-psxcrt0.c: Likewise.
14556 * config/vms/vms-crtl-64.h: New file.
14557 * config/vms/vms-crtl.h: New file.
14558 * config/vms/vms.opt: New file.
14559 * config/vms/xm-vms64.h: New file.
14560 * config/vms/xm-vms.h: Moved here from config/alpha.
14561 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14563 * config/vms/x-vms: Moved here from config/alpha.
14564 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14565 (vms-ld.o, vms-cc.o): Removed.
14566 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14568 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14570 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14571 correct stack (obvious VMS fix).
14573 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14575 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14576 date, version info if VMS_DEBUGGING_INFO defined.
14577 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14578 size, date calculating code moved here.
14580 2009-07-29 Paul Brook <paul@codesourcery.com>
14582 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14585 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14588 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14589 to DImode when generating insq_le insn.
14591 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14593 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14594 New macro set for VMS_DEBUGGGING_INFO.
14595 (AT_string_form): Use it.
14597 2009-07-28 DJ Delorie <dj@redhat.com>
14599 * config/mep/mep.c (vtext_section): New.
14600 (vftext_section): New.
14601 (ftext_section): New.
14602 (mep_select_section): Add support for functions.
14603 (mep_unique_section): Likewise.
14604 (mep_asm_init_sections): Likewise.
14605 (mep_encode_section_info): Remove it from here.
14607 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14609 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14611 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14612 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14614 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14616 * dwarf2out.c (output_file_names): Test new macro
14617 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14618 (add_comp_dir_attribute): Likewise.
14620 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
14622 * config/i386/mingw-w64.h (LINK_SPEC): Add
14623 separating space between commands.
14625 2009-07-28 Jan Hubicka <jh@suse.cz>
14627 PR tree-optimization/40759
14628 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
14631 2009-07-27 DJ Delorie <dj@redhat.com>
14633 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
14634 types are dword-aligned.
14635 (mep_expand_va_start): Likewise.
14637 2009-07-27 Olivier Hainque <hainque@adacore.com>
14638 Douglas B Rupp <rupp@gnat.com>
14640 * convert.c (convert_to_pointer): Don't assume the target
14641 pointer type is POINTER_SIZE long. Fetch its precision instead.
14643 2009-07-27 Douglas B Rupp <rupp@gnat.com>
14645 * system.h (fopen): Undefine if macro.
14647 2009-07-27 Jakub Jelinek <jakub@redhat.com>
14649 * dwarf2out.c (output_cfi_p): Removed.
14650 (output_cfis): New function.
14651 (output_fde): New function, split from output_call_frame_info.
14652 (output_call_frame_info): Use it.
14653 (dwarf2out_switch_text_section): Use output_cfis.
14655 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14657 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
14658 TARGET_BI_ARCH is specified without enabling SJLJ.
14659 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
14660 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
14662 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
14664 * arm.md (negdi2): Use DImode if forcing a value into a register.
14666 2009-07-26 Ira Rosen <irar@il.ibm.com>
14668 PR tree-optimization/40801
14669 * tree-vect-stmts.c (vectorizable_call): Get previous copy
14670 of vector operand from the previous copy of vector statement.
14671 Pass the correct definition type value to
14672 vect_get_vec_def_for_stmt_copy().
14674 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14676 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
14677 const char ** conversion.
14679 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14681 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
14682 fancy_abort() if !ENABLE_ASSERT_CHECKING.
14683 (gcc_unreachable): Invoke __builtin_unreachable() if
14684 !ENABLE_ASSERT_CHECKING.
14686 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14688 PR rtl-optimization/40445
14689 * emit-rtl.c (next_nonnote_insn_bb): New function.
14690 * rtl.h (next_nonnote_insn_bb): Declare new function.
14691 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
14692 with no successors that is the successor of the ENTRY_BLOCK.
14693 Continue from the top after removing an empty fallthrough block.
14694 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
14695 of next_nonnote_insn.
14697 2009-07-25 David Daney <ddaney@caviumnetworks.com>
14699 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
14701 2009-07-25 Martin Jambor <mjambor@suse.cz>
14703 * c-common.c (c_common_attribute_table): New element for noclone.
14704 (handle_noclone_attribute): New function. Forward-declare.
14705 * tree-inline.c (tree_versionable_function_p): Check for noclone
14707 * doc/extend.texi (Labels as Values): Document need for noclone.
14708 (Function Attributes): Document noclone attribute.
14710 2009-07-25 Jakub Jelinek <jakub@redhat.com>
14712 PR rtl-optimization/34999
14713 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
14714 and dw_fde_switched_cold_to_hot fields.
14715 (output_cfi_p): New function.
14716 (output_call_frame_info): If fde->dw_fde_switched_sections,
14717 output 2 FDEs instead of one with corrupted header.
14718 (dwarf2out_do_cfi_startproc): New function.
14719 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
14720 and fde->dw_fde_switched_cold_to_hot.
14721 (dwarf2out_switch_text_section): Compute
14722 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
14723 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
14724 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
14725 Otherwise, compute fde->dw_fde_switch_cfi.
14727 2009-07-24 Cary Coutant <ccoutant@google.com>
14729 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
14731 2009-07-24 Cary Coutant <ccoutant@google.com>
14733 * cfghooks.c (split_block): Copy discriminator to new block.
14734 * tree-cfg.c (assign_discriminator): Check location of last
14735 instruction in block as well as first.
14737 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
14739 * config/i386/linux.c: Use fputs or putc instead of fprintf
14741 * config/i386/gas.h: Ditto.
14742 * config/i386/x86-64.h: Ditto.
14743 * config/i386/att.h: Ditto.
14745 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14747 * expmed.c (emit_store_flag): Use a recursive call to optimize the
14750 2009-07-24 Martin Jambor <mjambor@suse.cz>
14752 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
14753 (ipa_push_func_to_list_1): Declare.
14754 (ipa_push_func_to_list): New function.
14756 * ipa-prop.c (ipa_push_func_to_list_1): New function.
14757 (ipa_init_func_list): Call ipa_push_func_to_list_1.
14758 (ipa_push_func_to_list): Removed.
14759 (ipa_pop_func_from_list): Clear node_enqueued flag.
14761 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
14763 * config/s390/s390.c (override_options): Default
14764 max-unrolled-insns to 100 for z10 tuning.
14766 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
14768 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
14769 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
14770 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
14771 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
14772 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
14773 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
14774 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
14776 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
14778 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
14779 use default set in mingw32.h header.
14780 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
14781 64-bit /mingw/include path.
14782 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
14785 2009-07-23 Neil Vachharajani <nvachhar@google.com>
14787 PR rtl-optimization/40209
14788 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
14790 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14792 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
14793 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
14794 with the rest of string where appropriate. Use fputs or putc
14795 instead of fprintf where appropriate.
14797 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
14798 Pat Haugen <pthaugen@us.ibm.com>
14799 Revital Eres <ERES@il.ibm.com>
14801 * config/rs6000/vector.md: New file. Move most of the vector
14802 expander support here from altivec.md to allow for the VSX vector
14803 unit in the future. Add support for secondary_reload patterns.
14804 Rewrite the patterns for vector comparison, and vector comparison
14805 predicate instructions so that the RTL expresses the desired
14806 behavior, instead of using unspec.
14808 * config/rs6000/constraints.md ("f" constraint): Use
14809 rs6000_constraints to hold the precalculated register class.
14810 ("d" constraint): Ditto.
14811 ("wd" constraint): New constraint for VSX.
14812 ("wf" constraint): Ditto.
14813 ("ws" constraint): Ditto.
14814 ("wa" constraint): Ditto.
14815 ("wZ" constraint): Ditto.
14816 ("j" constraint): Ditto.
14818 * config/rs6000/predicates.md (vsx_register_operand): New
14820 (vfloat_operand): New predicate for vector.md.
14821 (vint_operand): Ditto.
14822 (vlogical_operand): Ditto.
14823 (easy_fp_constant): If VSX, 0.0 is an easy constant.
14824 (easy_vector_constant): Add VSX support.
14825 (altivec_indexed_or_indirect_operand): New predicate for
14826 recognizing Altivec style memory references with AND -16.
14828 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
14829 for vector secondary reload support.
14830 (rs6000_vector_reg_class): Delete, replacing it with
14831 rs6000_constraints.
14832 (rs6000_vsx_reg_class): Ditto.
14833 (rs6000_constraints): New array to hold the register classes of
14834 each of the register constraints that can vary at runtime.
14835 (builtin_mode_to_type): New static array for builtin function type
14837 (builtin_hash_table): New static hash table for builtin function
14839 (TARGET_SECONDARY_RELOAD): Define target hook.
14840 (TARGET_IRA_COVER_CLASSES): Ditto.
14841 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
14842 registers are 128 bits if VSX memory reference instructions are used.
14843 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
14844 unit is being used.
14845 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
14846 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
14847 Print several of the scheduling related parameters.
14848 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
14849 rs6000_constraints instead of rs6000_vector_reg_class. Move
14850 -mdebug=reg code to rs6000_debug_reg_global. Add support for
14851 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
14852 Altivec. Add VSX support. Setup for secondary reload support on
14853 Altivec/VSX registers.
14854 (rs6000_override_options): Make power7 set the scheduling groups
14855 like the power5. Add support for new debug switches to override
14856 the scheduling defaults. Temporarily disable -mcpu=power7 from
14857 setting -mvsx. Add support for debug switches -malways-hint,
14858 -msched-groups, and -malign-branch-targets.
14859 (rs6000_buitlin_conversion): Add support for returning unsigned
14860 vector conversion functions to fix regressions due to stricter
14862 (rs6000_builtin_mul_widen_even): Ditto.
14863 (rs6000_builtin_mul_widen_odd): Ditto.
14864 (rs6000_builtin_vec_perm): Ditto.
14865 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
14866 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
14867 to zero a register.
14868 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
14869 generated upstream.
14870 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
14871 VSX types for bit operations. Changes to accomidate vector.md.
14872 (bdesc_2arg): Ditto.
14873 (bdesc_1arg): Ditto.
14874 (struct builtin_description_predicates): Rewrite predicate
14875 handling so that RTL describes the operation, instead of passing
14876 the instruction to be used as a string argument.
14877 (bdesc_altivec_preds): Ditto.
14878 (altivec_expand_predicate_builtin): Ditto.
14879 (altivec_expand_builtin): Ditto.
14880 (rs6000_expand_ternop_builtin): Use a switch instead of an if
14881 statement for vsldoi support.
14882 (altivec_expand_ld_builtin): Change to use new names from vector.md.
14883 (altivec_expand_st_builtin): Ditto.
14884 (paired_expand_builtin): Whitespace changes.
14885 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
14886 builtin_mode_to_type table for secondary reload. Call
14887 builtin_function_type to build random builtin functions.
14888 (altivec_init_builtins): Change to use builtin_function_type to
14889 create builtin function types dynamically as we need them.
14890 (builtin_hash_function): New support for hashing the tree types
14891 for builtin function as we need it, rather than trying to build
14892 all of the trees that we need. Add initial preliminary VSX support.
14893 (builtin_function_type): Ditto.
14894 (builtin_function_eq): Ditto.
14895 (builtin_hash_struct): Ditto.
14896 (rs6000_init_builtins): Ditto.
14897 (rs6000_common_init_builtins): Ditto.
14898 (altivec_init_builtins): Ditto.
14899 (rs6000_common_init_builtins): Ditto.
14900 (enum reload_reg_type): New enum for simplifing reg classes.
14901 (rs6000_reload_register_type): Simplify register classes into GPR,
14902 Vector, and other registers. Altivec and VSX addresses in reload.
14903 (rs6000_secondary_reload_inner): Ditto.
14904 (rs6000_ira_cover_classes): New target hook, that returns the
14905 appropriate cover classes, based on -mvsx being used or not.
14906 (rs6000_secondary_reload_class): Add VSX support.
14907 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
14908 (get_vsel_insn): Ditto.
14909 (rs6000_emit_vector_compare): Rewrite vector conditional support
14910 so that where we can, we use RTL operators, instead of blindly use
14912 (rs6000_emit_vector_select): Ditto.
14913 (rs6000_emit_vector_cond_expr): Ditto.
14914 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
14915 (create_TOC_reference): Add -mdebug=addr support.
14916 (emit_frame_save): VSX loads/stores need register indexed addressing.
14918 * config/rs6000/rs6000.md: Include vector.md.
14920 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
14922 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14923 support for V2DI, V2DF in logical, permute, select operations.
14925 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
14926 switch for vsx/power7.
14927 (-mvsx-scalar-memory): Ditto.
14928 (-mvsx-align-128): Ditto.
14929 (-mallow-movmisalign): Ditto.
14930 (-mallow-df-permute): Ditto.
14931 (-msched-groups): Ditto.
14932 (-malways-hint): Ditto.
14933 (-malign-branch-targets): Ditto.
14935 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
14937 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
14938 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
14939 (rs6000_vector_reg_class): Delete.
14940 (rs6000_vsx_reg_class): Ditto.
14941 (enum rs6000_reg_class_enum): New enum for the constraints that
14942 vary based on target switches.
14943 (rs6000_constraints): New array to hold the register class for all
14944 of the register constraints that vary based on the switches used.
14945 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
14946 (enum rs6000_builtins): Add unsigned varients for the builtin
14947 declarations returned by target hooks for expanding multiplies,
14948 select, and permute operations. Add VSX builtins.
14949 (enum rs6000_builtin_type_index): Add entries for VSX.
14950 (V2DI_type_node): Ditto.
14951 (V2DF_type_node): Ditto.
14952 (unsigned_V2DI_type_node): Ditto.
14953 (bool_long_type_node): Ditto.
14954 (intDI_type_internal_node): Ditto.
14955 (uintDI_type_internal_node): Ditto.
14956 (double_type_internal_node): Ditto.
14958 * config/rs6000/altivec.md (whole file): Move all expanders to
14959 vector.md from altivec.md. Rename insn matching functions to be
14961 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
14962 (altivec_vcmp*): Ditto.
14963 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
14964 (VM): New iterator for moves that includes the VSX types.
14965 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
14966 (altivec_vperm_<mode>_uns): New, for unsigned types.
14967 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
14968 (altivec_eq<mode>): Ditto.
14969 (altivec_gt<mode>): Ditto.
14970 (altivec_gtu<mode>): Ditto.
14971 (altivec_eqv4sf): Ditto.
14972 (altivec_gev4sf): Ditto.
14973 (altivec_gtv4sf): Ditto.
14974 (altivec_vcmpbfp_p): Ditto.
14976 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
14978 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
14981 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
14984 * config/i386/i386.c (output_387_ffreep): Rewrite to use
14985 ASM_SHORT instead of .word.
14986 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
14987 instead of .word in asm template.
14989 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
14992 * ira-lives.c (bb_has_abnormal_call_pred): New function.
14993 (process_bb_node_lives): Use it.
14995 * ira.c (setup_cover_and_important_classes): Don't setup
14996 ira_important_class_nums. Add cover classes to the end of
14998 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
15000 (find_reg_class_closure): Use reorder_important_classes.
15002 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15004 * config/i386/i386.c (i386_ira_cover_classes): New function.
15005 (TARGET_IRA_COVER_CLASSES): Redefine.
15007 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15008 importance of order of cover classes in the array.
15010 2009-07-22 Diego Novillo <dnovillo@google.com>
15012 * tree-pass.h (TDF_EH): Define.
15013 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15014 contains TDF_EH, print the EH region number holding GS.
15015 * tree-dump.c (dump_options): Add "eh".
15016 * doc/invoke.texi: Document it.
15018 2009-07-22 Doug Kwan <dougkwan@google.com>
15020 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15022 2009-07-22 Michael Matz <matz@suse.de>
15024 PR tree-optimization/35229
15025 PR tree-optimization/39300
15027 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15028 (inhibit_phi_insertion): New function.
15029 (insert_into_preds_of_block): Call it for REFERENCEs.
15030 (init_pre): Initialize and finalize scalar evolutions.
15031 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15033 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15035 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15036 Use CONST_VECTOR_NUNITS to determine number of elements.
15038 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15040 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15041 (U, W): Constraints are now deprecated and will be removed if we
15042 run out of letters.
15043 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15045 ("prefetch"): Add the stcmh instruction for prefetching.
15046 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15048 (s390_short_displacement): Return always true if compiling for
15049 machines not providing the long displacement facility.
15050 (s390_mem_constraint): Support the new constraint letter Z.
15051 (s390_check_qrst_address): New function.
15053 2009-07-21 DJ Delorie <dj@redhat.com>
15055 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15058 2009-07-21 Jason Merrill <jason@redhat.com>
15060 * c-common.c (max_tinst_depth): Increase default to 1024.
15062 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15064 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15065 (vec_unpacku_float_lo_v4si): Ditto.
15067 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15070 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15071 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15072 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15073 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15075 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15077 PR tree-optimization/40813
15078 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15081 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15083 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15084 with a NOP_EXPR if needed.
15086 2009-07-21 Paul Brook <paul@codesourcery.com>
15088 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15089 Terminate debug dump with newline.
15091 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15093 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15094 Cast "1" to unsigned HOST_WIDE_INT.
15095 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15096 deposit length to the maximum length - lsb. Extend length if
15097 HOST_BITS_PER_WIDE_INT is 32.
15099 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15101 * cgraph.h (constant_pool_htab): New function.
15102 (constant_descriptor_tree): Move from varasm.c.
15103 * varasm.c (constant_pool_htab): New function.
15104 (constant_descriptor_tree): Move to cgraph.h.
15106 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15108 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15110 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15112 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15115 2009-07-20 Xinliang David Li <davidxl@google.com>
15117 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15119 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15121 * config/mips/mips.md (move_type): Add arith.
15122 (type): Handle arith.
15123 (zero_extendsidi2): Rename this into ...
15124 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15125 (zero_extendsidi2): New expander.
15126 (*zero_extendsidi2_dext): New pattern.
15128 2009-07-20 Nick Clifton <nickc@redhat.com>
15130 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15131 to set MIPS_ABI_DEFAULT.
15132 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15134 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15136 * tree-object-size.c (addr_object_size): Handle unions with
15137 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15139 PR tree-optimization/40792
15140 * tree.c (build_function_type_skip_args): Remove bogus assert.
15142 2009-07-20 Jan Hubicka <jh@suse.cz>
15143 Martin Jambor <mjambor@suse.cz>
15145 * cgraph.h (combined_args_to_skip): New field.
15146 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15147 combined_args_to_skip and args_to_skip.
15148 * tree-inline.c (update_clone_info): New function.
15149 (tree_function_versioning): Call update_clone_info.
15150 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15152 (cgraph_materialize_all_clones): More extensive dumping, working
15153 with combined_args_to_skip rather than args_to_skip.
15155 2009-07-20 Ira Rosen <irar@il.ibm.com>
15157 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15158 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15159 (get_initial_def_for_reduction): Likewise.
15160 (vectorizable_reduction): Skip the check of first operand in case
15161 of COND_EXPR. Add check that it is outer loop vectorization if
15162 nested cycle was detected. Call vectorizable_condition() for
15163 COND_EXPR. If reduction epilogue cannot be created do not fail for
15164 nested cycles (if it is not double reduction). Assert that there
15165 is only one type in the loop in case of COND_EXPR. Call
15166 vectorizable_condition() to vectorize COND_EXPR.
15167 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15168 Add parameters. Allow nested cycles if called from
15169 vectorizable_reduction(). Use reduction vector variable if provided.
15170 (vect_analyze_stmt): Call vectorizable_reduction() before
15171 vectorizable_condition().
15172 (vect_transform_stmt): Update call to vectorizable_condition().
15174 2009-07-20 Christian Bruel <christian.bruel@st.com>
15176 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15177 * doc/invoke.texi (-mfmovd): Likewise.
15178 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15180 2009-07-20 Jan Hubicka <jh@suse.cz>
15182 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15183 when handling SSA name.
15185 2009-07-19 Jan Hubicka <jh@suse.cz>
15187 PR tree-optimization/40676
15188 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15189 virtual PHIs in empty BBs.
15191 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15193 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15194 re-expanded the compound use gen_lowpart instead to convert to the
15197 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15199 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15200 OUTER_CONST arguments.
15201 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15202 the new wider mode will be masked off.
15203 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15205 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15207 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15208 high-order bits are zero.
15210 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15212 * combine.c (simplify_shift_const_1): Split code to determine
15213 shift_mode into ...
15214 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15215 new bits shifted in are identical to the old sign bit.
15217 2009-07-18 Richard Guenther <rguenther@suse.de>
15220 * gimplify.c (gimplify_call_expr): Reject code using results from
15221 functions returning void.
15223 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15225 * doc/md.texi: Document the new PowerPC "es" constraint.
15226 Document that "m" can include automodified addresses on this target,
15227 and explain how %U must be used. Extend the "Q" and "Z" documentation
15228 to suggest "es" as well as "m".
15229 * config/rs6000/constraints.md (es): New memory constraint.
15230 (Q, Z): Update strings to match new documentation.
15232 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15234 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15235 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15236 * config/rs6000/predicates.md (volatile_mem_operand): Use
15237 offsettable_nonstrict_memref_p.
15238 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15239 (*floatunssidf2_internal): Likewise.
15240 (*fix_truncdfsi2_internal): Likewise.
15241 (*fix_trunctfsi2_internal): Likewise.
15243 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15245 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15246 atmega32u2 devices.
15247 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15249 2009-07-17 Richard Guenther <rguenther@suse.de>
15252 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15253 (pass_warn_unused_result): Likewise.
15254 (TODO_set_props): Remove.
15255 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15257 (pass_diagnose_omp_blocks): Define.
15258 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15259 (c_gimple_diagnostics_recursively): Remove.
15260 (finish_function): Do not call it.
15261 (c_write_global_declarations): Continue after errors.
15262 Finalize the CU here.
15263 * c-gimplify.c (c_genericize): Do not gimplify here.
15264 * c-common.c (c_warn_unused_result): Move ...
15265 * tree-cfg.c (do_warn_unused_result): ... here.
15266 (run_warn_unused_result): New function.
15267 (gate_warn_unused_result): New function.
15268 (pass_warn_unused_result): New pass.
15269 * c-common.h (c_warn_unused_result): Remove.
15270 * flags.h (flag_warn_unused_result): Declare.
15271 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15272 * opts.c (flag_warn_unused_result): Initialize to false.
15273 * toplev.c (compile_file): Add comment.
15274 * omp-low.c (create_omp_child_function): Do not register
15275 the function with the frontend.
15276 (diagnose_omp_structured_block_errors): Prepare to be
15277 called as optimization pass.
15278 (gate_diagnose_omp_blocks): New function.
15279 (pass_diagnose_omp_blocks): New pass.
15280 * cgraph.h (cgraph_optimize): Remove.
15281 (cgraph_analyze_function): Likewise.
15282 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15283 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15284 before their parents here.
15285 (cgraph_finalize_function): Not here.
15286 (cgraph_analyze_function): Gimplify functions here.
15287 (cgraph_finalize_compilation_unit): Continue after errors.
15288 Optimize the callgraph from here.
15289 (cgraph_optimize): Make static.
15290 * langhooks.c (write_global_declarations): Finalize the CU.
15291 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15292 (gimplify_function_tree): Assert we gimplify only once.
15293 Set PROP_gimple_any property.
15294 * tree-nested.c (gimplify_all_functions): New function.
15295 (lower_nested_functions): Gimplify all nested functions.
15296 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15297 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15298 and pass_diagnose_omp_blocks after gimplification. Do not
15299 set TODO_set_props on all_lowering_passes.
15300 (execute_one_pass): Do not handle TODO_set_props.
15301 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15302 (gimplify.o): Add tree-pass.h dependency.
15303 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15304 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15305 (unsave_r): Likewise.
15306 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15307 temporary variable.
15309 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15311 * doc/service.texi (Service): Restore previously removed link,
15312 which isn't broken after all.
15314 2009-07-17 Richard Guenther <rguenther@suse.de>
15316 PR tree-optimization/40321
15317 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15318 PHI nodes to the maximal set.
15319 (make_values_for_phi): Add PHI arguments to the maximal set.
15320 (execute_pre): Dump PHI_GEN and the maximal set.
15322 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15325 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15328 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15330 * doc/extend.texi (Nested Functions): Replace broken link with
15332 * doc/service.texi (Service): Remove broken link.
15334 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15337 * builtins.c (expand_builtin_memcmp): Use loc instead of
15338 EXPR_LOCATION (exp).
15339 (expand_builtin_strncmp): Likewise.
15341 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15342 Manuel López-Ibáñez <manu@gcc.gnu.org>
15345 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15346 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15347 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15348 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15349 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15350 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15351 tree-inline.c, c-common.c, c-common.h, gimple.c,
15352 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15353 convert.c: Add location argument to fold_{unary,binary,ternary},
15354 fold_build[123], build_call_expr, build_size_arg,
15355 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15356 fold_build1_initializer, fold_build2_initializer,
15357 fold_build3_initializer, fold_build_call_array,
15358 fold_build_call_array_initializer, fold_single_bit_test,
15359 omit_one_operand, omit_two_operands, invert_truthvalue,
15360 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15361 combine_comparisons, fold_builtin_*, fold_call_expr,
15362 build_range_check, maybe_fold_offset_to_address, round_up,
15365 2009-07-16 Jason Merrill <jason@redhat.com>
15368 * c-common.c (c_common_reswords): Add __is_standard_layout
15370 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15371 * doc/implement-cxx.texi: New.
15372 * doc/gcc.texi: Include it.
15374 2009-07-16 DJ Delorie <dj@redhat.com>
15376 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15377 compares that may be indirectly affected by previous instructions.
15379 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15381 * builtins.c (do_mpc_arg2): New.
15382 (fold_builtin_2): Fold builtin cpow.
15383 * real.h (HAVE_mpc_pow): New.
15385 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15387 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15388 comparison to skip unprofitable schedule
15390 2009-07-16 Simon Baldwin <simonb@google.com>
15392 * gcc.c (option_map): New flag -no-canonical-prefixes.
15393 * (display_help): Print help text for new flag.
15394 * (process_command): Move options translation and language specifics
15395 and handle new flag early. Use it to set a function pointer to a
15396 prefix builder. Replace make_relative_prefix calls with calls to
15397 the function pointed to. Ignore new flag in regular options handling.
15398 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15400 2009-07-15 DJ Delorie <dj@redhat.com>
15402 * config/mep/mep.md (sibcall_internal): Change register to avoid
15403 argument registers.
15404 (sibcall_value_internal): Likewise.
15406 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15408 PR rtl-optimization/40710
15409 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15411 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15413 * config/mips/mips.md (*extenddi_truncate<mode>,
15414 *extendsi_truncate<mode>): Change type attribute to move_type
15415 with shift_shift. Split out code handling exts from here ...
15416 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15418 (*extendhi_truncateqi): Change type attribute to move_type with
15419 shift_shift. Split out code handling exts from here ...
15420 (*extendhi_truncateqi_exts): ... to this new pattern.
15422 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15424 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15425 instead of "and" with inverted sign bit mask value. Use
15426 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15427 Allocate registers only for operand 4 and operand 5.
15429 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15431 PR middle-end/40747
15432 * fold-const.c (fold_cond_expr_with_comparison): When folding
15433 < and <= to MIN, make sure the MIN uses the same type as the
15434 comparison's operands.
15436 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15438 * arm.md (ior_xor): New code iterator.
15439 (split for ior/xor with shift and zero-extend): New split pattern.
15440 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15442 2009-07-15 Richard Guenther <rguenther@suse.de>
15444 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15447 2009-07-15 Richard Guenther <rguenther@suse.de>
15449 PR middle-end/40753
15450 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15452 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15454 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15455 handle 2.6.30 kernel.
15457 2009-07-15 DJ Delorie <dj@redhat.com>
15459 * config/mep/mep.md (sibcall_internal): Change register to allow
15460 for 24-bit addresses.
15461 (sibcall_value_internal): Likewise.
15463 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15465 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15466 that are enabled/disabled by the flags introduced by a previous patch.
15468 2009-07-14 DJ Delorie <dj@redhat.com>
15470 * config/mep/mep.md (sibcall_internal): Include non-toggling
15472 (sibcall_value_internal): Likewise.
15474 2009-07-14 Taras Glek <tglek@mozilla.com>
15475 Rafael Espindola <espindola@google.com>
15477 * doc/sourcebuild.texi: Document install-plugin target.
15478 * configure.ac: Added install-plugin target to language makefiles.
15479 * configure: Regenerate.
15480 * Makefile.in (install-plugin): Install more headers,
15481 depend on lang.install-plugin.
15483 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15485 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15488 2009-07-14 DJ Delorie <dj@redhat.com>
15490 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15491 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15492 * config/mep/mep.md (sibcall_internal): Change test from
15493 mep_vliw_mode_match to mep_vliw_jmp_match.
15494 (sibcall_value_internal): Likewise.
15496 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15498 * config/i386/sse.md (copysign<mode>3): New expander.
15499 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15500 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15501 Use ix86_build_const_vector.
15502 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15503 IX86_BUILTIN_CPYSGNPD.
15504 (builtin_description): Add __builtin_ia32_copysignps and
15505 __builtin_ia32_copysignpd.
15506 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15507 and BUILT_IN_COPYSIGNF.
15509 2009-07-13 Jason Merrill <jason@redhat.com>
15511 * builtins.c (can_trust_pointer_alignment): New fn.
15512 (get_pointer_alignment): Factor it out from here.
15513 * tree.h: Declare it.
15515 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15517 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15520 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15524 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15526 2009-07-14 Richard Guenther <rguenther@suse.de>
15527 Andrey Belevantsev <abel@ispras.ru>
15529 PR middle-end/40745
15530 * cfgexpand.c (partition_stack_vars): Do not bother to update
15531 alias information when not optimizing.
15533 2009-07-14 Richard Guenther <rguenther@suse.de>
15534 Andrey Belevantsev <abel@ispras.ru>
15536 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15537 (pt_solution_set): Likewise.
15538 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15539 * tree-ssa-structalias.c (pt_solution_set): New function.
15540 * final.c (rest_of_clean_state): Free SSA data structures.
15541 * print-rtl.c (print_decl_name): Remove.
15542 (print_mem_expr): Implement in terms of print_generic_expr.
15543 * alias.c (ao_ref_from_mem): New function.
15544 (rtx_refs_may_alias_p): Likewise.
15545 (true_dependence): Query alias-export info.
15546 (canon_true_dependence): Likewise.
15547 (write_dependence_p): Likewise.
15548 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15550 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15551 (mem_expr_equal_p): Use operand_equal_p.
15552 (set_mem_attributes_minus_bitpos): Do not use
15553 component_ref_for_mem_expr.
15554 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15555 (update_alias_info_with_stack_vars): Likewise.
15556 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15557 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15558 explicitly nor clear stmt operands.
15559 Free the decl-to-pointer map.
15560 * tree-optimize.c (execute_free_datastructures): Do not free
15561 SSA data structures here.
15562 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15563 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15564 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15566 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15568 2009-07-13 DJ Delorie <dj@redhat.com>
15570 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15571 unrolling at the right iteration count.
15573 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15576 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15578 * haifa-sched.c (rank_for_schedule): Introduced flags to
15579 enable/disable individual scheduling heuristics.
15580 * common.opt: Introduced flags to enable/disable individual
15581 heuristics in the scheduler.
15582 * doc/invoke.texi: Introduced flags to enable/disable individual
15583 heuristics in the scheduler.
15585 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15587 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15588 config/i386/mingw-tls.c.
15589 * config/i386/mingw-tls.c: Removed.
15591 2009-07-13 Ira Rosen <irar@il.ibm.com>
15593 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15594 checks access only relevant statements.
15595 (vectorizable_reduction): Likewise.
15597 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15599 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15600 just for 32-bit case.
15602 2009-07-12 Jan Hubicka <jh@suse.cz>
15604 PR tree-optimization/40585
15605 * except.c (expand_resx_expr): When there already is resume
15606 instruction, produce linked list.
15607 (build_post_landing_pads): Assert that resume is empty.
15608 (connect_post_landing_pads): Handle resume lists.
15609 (dump_eh_tree): Dump resume list.
15611 2009-07-12 Ira Rosen <irar@il.ibm.com>
15613 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15614 with additional argument.
15615 * tree-vectorizer.h (enum vect_def_type): Add
15616 vect_double_reduction_def.
15617 (vect_is_simple_reduction): Add argument.
15618 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
15620 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
15621 vect_is_simple_reduction with additional argument.
15622 (vect_analyze_loop_operations): Handle exit phi nodes in case of
15624 (reduction_code_for_scalar_code): Handle additional codes by
15625 returning ERROR_MARK for them. Fix comment and indentation.
15626 (vect_is_simple_reduction): Fix comment, add argument to specify
15627 double reduction. Detect double reduction.
15628 (get_initial_def_for_induction): Fix indentation.
15629 (get_initial_def_for_reduction): Fix comment and indentation.
15630 Handle double reduction. Create initial definitions that do not
15631 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
15632 (vect_create_epilog_for_reduction): Fix comment, add argument to
15633 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
15634 epilogue result extraction. Create double reduction phi node and
15635 replace relevant uses.
15636 (vectorizable_reduction): Call vect_is_simple_reduction with
15637 additional argument. Fix indentation. Update epilogue code treatment
15638 according to the changes in reduction_code_for_scalar_code. Check
15639 for double reduction. Call vect_create_epilog_for_reduction with
15640 additional argument.
15641 * tree-vect-stmts.c (process_use): Handle double reduction, update
15643 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
15644 (vect_get_vec_def_for_operand): Likewise.
15646 2009-07-12 Danny Smith <dansmister@gmail.com>
15648 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
15649 dllexport if !TREE_PUBLIC.
15650 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
15652 2009-07-11 Anatoly Sokolov <aesok@post.ru>
15654 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
15655 (avr_extra_arch_macro) Remove declatation.
15656 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
15657 (avr_extra_arch_macro) Declare as static.
15658 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
15660 2009-07-11 Jan Hubicka <jh@suse.cz>
15662 PR middle-end/48388
15663 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
15665 2009-07-11 Jakub Jelinek <jakub@redhat.com>
15668 * dwarf2out.c (dw_fde_struct): Add in_std_section and
15669 cold_in_std_section bits.
15670 (dwarf2out_begin_prologue): Initialize them.
15671 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
15672 if already covered by text_section or cold_text_section range.
15674 PR rtl-optimization/40667
15675 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
15676 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
15677 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
15678 * config/i386/i386.c (ix86_minimum_alignment): New function.
15679 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
15680 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
15681 * emit-rtl.c (gen_reg_rtx): Likewise.
15682 * function.c (assign_parms): Likewise. If nominal_type needs
15683 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
15684 rather than passed_type's alignment.
15687 * function.c (assign_parm_setup_stack): Adjust
15688 MEM_OFFSET (data->stack_parm) if promoted_mode is different
15689 from nominal_mode on big endian.
15691 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
15693 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
15695 2009-07-10 DJ Delorie <dj@redhat.com>
15697 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
15699 2009-07-10 Mark Mitchell <mark@codesourcery.com>
15701 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
15703 (thumb2_cbnz): Likewise.
15705 2009-07-10 David Daney <ddaney@caviumnetworks.com>
15708 * config.gcc (supported_defaults): Add synci.
15709 (with_synci): Add validation.
15710 (all_defaults): Add synci.
15711 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
15714 * config/mips/mips.opt (msynci): New option.
15715 * config/mips/mips.c (mips_override_options): Warn on use of
15716 -msynci for targets that do now support it.
15717 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
15719 * gcc/doc/invoke.texi (-msynci): Document the new option.
15720 * doc/install.texi (--with-synci): Document the new option.
15722 2009-07-10 Richard Guenther <rguenther@suse.de>
15724 PR tree-optimization/40496
15725 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
15726 the PHI result with a compatible type.
15728 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
15732 * c.opt (Wunused-result): New.
15733 * doc/invoke.texi: Document it.
15734 * c-common.c (c_warn_unused_result): Use it.
15736 2009-07-09 DJ Delorie <dj@redhat.com>
15738 * targhooks.c (default_target_can_inline_p): Rename from
15739 default_target_option_can_inline_p.
15740 * targhooks.h (default_target_can_inline_p): Likewise.
15741 * target-def.h (TARGET_CAN_INLINE_P): Rename from
15742 TARGET_OPTION_CAN_INLINE_P.
15743 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
15744 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
15745 (mep_target_can_inline_p): Rename from
15746 mep_target_option_can_inline_p.
15749 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
15750 registers used to pass vectors.
15752 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
15754 2009-07-09 Tom Tromey <tromey@redhat.com>
15756 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
15757 * config/mmix/mmix.c: Include dwarf2.h.
15758 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
15759 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
15760 * config/sh/sh.c: Include dwarf2.h.
15761 * config/i386/i386.c: Include dwarf2.h.
15762 * Makefile.in (DWARF2_H): Remove 'elf'.
15763 * except.c: Include dwarf2.h.
15764 * unwind-dw2.c: Include dwarf2.h.
15765 * dwarf2out.c: Include dwarf2.h.
15766 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
15767 * unwind-dw2-fde.c: Include dwarf2.h.
15768 * dwarf2asm.c: Include dwarf2.h.
15770 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15772 * haifa-sched.c (insn_finishes_cycle_p): New static function.
15773 (max_issue): Use it.
15774 * sched-int.h (struct sched_info: insn_finishes_block_p): New
15776 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
15777 (region_sched_info): Update.
15778 * sched-ebb.c (ebb_sched_info): Update.
15779 * modulo-sched.c (sms_sched_info): Update.
15780 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
15782 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15784 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
15786 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
15788 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
15790 2009-07-09 Jakub Jelinek <jakub@redhat.com>
15792 PR middle-end/40692
15793 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
15794 arg1 with arg01 if arg1 is already INTEGER_CST.
15796 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15798 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
15799 Transform (and (truncate)) into (truncate (and)).
15801 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
15803 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
15804 creating LHS paradoxical subregs. Fix surrounding returns to
15805 use NULL_RTX rather than 0.
15807 2009-07-08 DJ Delorie <dj@redhat.com>
15809 * config/mep/mep.c (mep_option_can_inline_p): New.
15810 (TARGET_OPTION_CAN_INLINE_P): Define.
15812 2009-07-08 Mark Wielaard <mjw@redhat.com>
15815 * dwarf2out.c (add_data_member_location_attribute): When we have
15816 only a constant offset don't emit a new location description using
15817 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
15820 2009-07-08 Richard Henderson <rth@redhat.com>
15823 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
15824 (enum reg_class): Add CLOBBERED_REGS.
15825 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
15826 * config/i386/i386.c (ix86_conditional_register_usage): Moved
15827 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
15828 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
15829 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
15830 force 64-bit sibcalls into R11.
15831 * config/i386/constraints.md (U): New constraint.
15832 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
15833 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
15834 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
15836 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
15838 * basic-block.h (dump_regset, debug_regset): Remove duplicate
15840 * c-objc-common.h (c_initialize_diagnostics): Ditto.
15841 * ebitmap.h (dump_ebitmap): Ditto.
15842 * optabs.h (optab_libfunc): Ditto.
15843 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
15844 * tree-flow.h (vect_can_force_dr_alignment_p,
15845 get_vectype_for_scalar_type): Ditto.
15846 (vectorize_loops): Move prototype to ...
15847 * tree-vectorizer.h: ... here. Also, adjust comment.
15848 (vect_set_verbosity_level): Remove duplicate prototype.
15849 * tree-ssa-loop.c: Include tree-vectorizer.h.
15850 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
15852 2009-07-08 Nick Clifton <nickc@redhat.com>
15854 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
15857 2009-07-08 DJ Delorie <dj@redhat.com>
15859 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
15860 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
15861 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
15863 * config/mep/intrinsics.md: Regenerated.
15864 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
15865 registers when asm() or calls are detected.
15867 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
15870 * gimplify.c (gimplify_expr): Propagate no_warning flag when
15872 * gimple (gimple_build_call_from_tree): Likewise.
15873 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
15874 no_warning flag before warning.
15876 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15878 * tree.c (set_expr_locus): Remove.
15879 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
15880 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
15882 * gimplify.c (internal_get_tmp_var): Likewise.
15883 (gimplify_call_expr): Likewise.
15884 (gimplify_one_sizepos): Likewise.
15886 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
15889 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
15890 to variables for debugging purposes.
15892 2009-06-23 Mark Loeser <mark@halcy0n.com>
15895 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
15897 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15899 * pretty-print.c (pp_base_format): Remove %J.
15900 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15901 gcc_cxxdiag_char_table): Likewise.
15902 (init_dynamic_diag_info): Likewise.
15904 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15906 * pretty-print.c (pp_base_format): Remove %H.
15907 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
15908 gcc_cxxdiag_char_table): Likewise.
15909 (init_dynamic_diag_info): Likewise.
15910 * config/mep/mep.c (mep_select_section): Likewise.
15912 2009-07-07 Duncan Sands <baldrick@free.fr>
15914 * final.c (pass_clean_state): Give the pass a name.
15915 * passes.c (pass_rest_of_compilation): Likewise.
15916 * tree-optimize.c (pass_all_optimizations): Likewise.
15918 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
15920 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
15921 an extra 'decl' for error_at.
15923 2009-07-07 Jakub Jelinek <jakub@redhat.com>
15925 PR middle-end/40669
15926 * tree-tailcall.c (adjust_return_value_with_ops,
15927 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
15928 if it has complex or vector type.
15930 2009-07-07 Olivier Hainque <hainque@adacore.com>
15932 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
15935 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
15937 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
15939 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15941 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
15942 * c-decl.c: Likewise.
15943 * function.c: Likewise.
15944 * varasm.c: Likewise.
15945 * tree-ssa.c: Likewise.
15946 * c-common.c: Likewise.
15947 * tree-cfg.c: Likewise.
15948 * config/spu/spu.c: Likewise.
15949 * config/ia64/ia64.c: Likewise.
15950 * config/v850/v850.c: Likewise.
15952 2009-07-06 DJ Delorie <dj@redhat.com>
15954 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
15955 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
15956 unspecified accesses to control registers.
15957 * config/mep/intrinsics.md: Regenerate.
15958 * config/mep/intrinsics.h: Regenerate.
15959 * config/mep/mep-intrin.h: Regenerate.
15961 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
15963 * c-lex.c: Replace %H by an explicit location. Update all calls.
15964 * c-common.c: Likewise.
15965 * c-decl.c: Likewise.
15966 * c-typeck.c: Likewise.
15967 * fold-const.c: Likewise.
15968 * gimplify.c: Likewise.
15969 * stmt.c: Likewise.
15970 * tree-cfg.c: Likewise.
15971 * tree-ssa-loop-niter.c: Likewise.
15972 * tree-vrp.c: Likewise.
15973 * value-prof.c: Likewise.
15975 2009-07-06 Diego Novillo <dnovillo@google.com>
15977 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
15978 if it has one. Handle cases where VAR does not have an
15979 annotation or cfun is NULL.
15981 2009-07-06 Diego Novillo <dnovillo@google.com>
15983 * tree.c: Include debug.h.
15984 (initialize_tree_contains_struct): New.
15985 (init_ttree): Call it.
15986 (tree_node_structure_for_code): Factor out of ...
15987 (tree_node_structure): ... here.
15988 * treestruct.def (TS_PHI_NODE): Remove.
15989 (TS_GIMPLE_STATEMENT): Remove.
15991 2009-07-06 Diego Novillo <dnovillo@google.com>
15993 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
15994 (debug_tree_chain): Handle cycles.
15996 2009-07-06 Nick Clifton <nickc@redhat.com>
15997 DJ Delorie <dj@redhat.com>
15999 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16000 __FMOVD_ENABLED__ is defined.
16002 (TARGET_FMOVD): Provide a default definition.
16003 (MASK_FMOVD): Likewise.
16004 (TARGET_CPU_CPP_BUILTINS): Define
16005 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16006 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16007 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16008 (split for DF load from memory into register): Also handle
16009 MEMs which consist of REG+DISP addressing.
16010 (split for DF store from register to memory): Likewise.
16011 (movsf_ie): Always use single fp_mode.
16012 * config/sh/sh.c (sh_override_options): Do not automatically
16013 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16014 that to the -mfmovd command line switch.
16015 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16016 (fldi_ok): Always allow.
16017 * config/sh/sh.opt (mfmovd): Remove this switch.
16018 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16020 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
16021 Kaz Kojima <kkojima@gcc.gnu.org>
16023 PR rtl-optimization/30807
16024 * postreload.c (reload_combine): For every new use of REG_SUM,
16025 record the use of BASE.
16027 2009-07-06 Jan Hubicka <jh@suse.cz>
16029 * params.def: Revert my accidental commit at 2009-06-30.
16031 2009-07-04 Ian Lance Taylor <iant@google.com>
16034 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16036 (mingw_format_attribute_overrides): Likewise.
16038 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16041 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16042 don't check cfa.reg. Instead of cfa.indirect use
16043 fde && fde->drap_reg != INVALID_REGNUM test.
16045 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16047 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16049 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16052 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16054 2009-07-03 Richard Guenther <rguenther@suse.de>
16056 PR tree-optimization/40640
16057 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16060 2009-07-03 Jan Hubicka <jh@suse.cz>
16062 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16063 for size, reduce amount of inlining.
16065 2009-07-03 Richard Guenther <rguenther@suse.de>
16067 PR middle-end/34163
16068 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16069 if t +- x is known to not overflow and the conversion widens the
16071 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16073 2009-07-03 Jan Hubicka <jh@suse.cz>
16075 * ipa-pure-const.c (analyze): Update loop optimizer init.
16076 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16077 try_remove_empty_loop, remove_empty_loops): Remove.
16078 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16079 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16080 to mark regular loops as neccesary.
16081 (degenerate_phi_p): New function.
16082 (propagate_necessity, remove_dead_phis): Use it.
16083 (forward_edge_to_pdom): Likewise.
16084 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16085 virtual PHI nodes that became unreachable.
16086 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16087 * tree-flow.h (remove_empty_loops): Remove.
16088 * passes.c (init_optimization_passes): Remove.
16090 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16092 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16093 can_create_pseudo_p.
16094 (*fix_trunc<mode>_i387_1): Ditto.
16095 (*floathi<mode>2_1): Ditto.
16096 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16097 (*fistdi2_1): Ditto.
16098 (*fist<mode>2_1): Ditto.
16099 (frndintxf2_floor): Ditto.
16100 (*fist<mode>2_floor_1): Ditto.
16101 (frndintxf2_ceil): Ditto.
16102 (*fist<mode>2_ceil_1): Ditto.
16103 (frndintxf2_trunc): Ditto.
16104 (frndintxf2_mask_pm): Ditto.
16105 (fxam<mode>2_i387_with_temp): Ditto.
16106 * config/i386/sse.md (mulv16qi3): Ditto.
16107 (*sse2_mulv4si3): Ditto.
16109 (sse4_2_pcmpestr): Ditto.
16110 (sse4_2_pcmpistr): Ditto.
16112 2009-07-03 Jan Hubicka <jh@suse.cz>
16114 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16115 (mark_stmt_necessary): Set it.
16116 (mark_operand_necessary): Set it.
16117 (mark_control_dependent_edges_necessary): Set it.
16118 (mark_virtual_phi_result_for_renaming): New function.
16119 (get_live_post_dom): New function.
16120 (forward_edge_to_pdom): New function.
16121 (remove_dead_stmt): Fix handling of control dependences.
16122 (tree_dce_init): Init new bitmap.
16123 (tree_dce_done): Free it.
16125 2009-07-02 Richard Guenther <rguenther@suse.de>
16128 * tree-ssa-structalias.c (new_var_info): Initialize
16131 2009-07-02 Jan Hubicka <jh@suse.cz>
16133 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16136 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16138 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16139 instead of recomputing it. Adjust calls.
16140 (emit_store_flag): Adjust recursive calls.
16142 2009-07-02 Richard Guenther <rguenther@suse.de>
16144 * tree-ssa-live.c (remove_unused_locals): Do not remove
16146 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16147 of DECL_EXTERNAL for HEAP variables.
16148 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16149 HEAP variables. Do not adjust RESTRICT vars.
16150 (find_what_var_points_to): Nobody cares if something
16151 points to READONLY.
16153 2009-07-02 Ben Elliston <bje@au.ibm.com>
16155 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16156 pc_low and pc_high declarations to the top of the function.
16158 2009-07-01 DJ Delorie <dj@redhat.com>
16160 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16161 registers as fixed.
16162 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16163 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16164 unspecified accesses to control registers.
16165 * config/mep/intrinsics.md: Regenerate.
16166 * config/mep/intrinsics.h: Regenerate.
16167 * config/mep/mep-intrin.h: Regenerate.
16169 2009-07-01 Anthony Green <green@moxielogic.com>
16171 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16172 instruction when possible.
16173 (moxie_expand_prologue): Ditto. Also, save an instruction and
16174 some complexity by popping off of $r12 instead of $sp.
16175 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16178 2009-07-01 Richard Henderson <rth@redhat.com>
16181 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16182 contained no insns, reposition note before last insn.
16184 2009-07-01 Richard Henderson <rth@redhat.com>
16187 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16188 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16190 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16193 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16194 darwin9 for printing reg addresses with %y.
16196 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16198 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16199 truncation from operands in binary operations.
16201 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16204 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16205 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16206 subreg of op0 to the original op0.
16208 * expmed.c (store_bit_field_1): Use a temporary as the destination
16209 instead of a paradoxical subreg when we need to truncate the result.
16211 2009-07-01 DJ Delorie <dj@redhat.com>
16213 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16214 names to VLIW variants.
16215 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16216 * config/mep/intrinsics.md: Regenerate.
16217 * config/mep/intrinsics.h: Regenerate.
16218 * config/mep/mep-intrin.h: Regenerate.
16220 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16223 * jump.c (returnjump_p): Revert last patch.
16224 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16226 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16229 * pa.md (casesi32p): Use jump table label to determine the offset
16231 (casesi64p): Likewise.
16233 * pa.c (forward_branch_p): Return bool type. Use instruction
16234 addresses when available. Assert that INSN has a jump label.
16235 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16238 2009-07-01 Richard Guenther <rguenther@suse.de>
16240 PR tree-optimization/19831
16241 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16242 that only act as barriers do not make any previous stores necessary.
16243 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16244 HEAP variables global, do not add a constraint from nonlocal.
16245 (find_func_aliases): Handle escapes through return statements.
16246 (compute_points_to_sets): Make escaped HEAP variables global.
16248 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16251 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16252 after reducing a DImode cstore to SImode.
16254 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16256 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16257 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16259 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16261 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16262 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16264 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16265 and umod_optab if TARGET_BSD_DIVMOD.
16266 * config/vax/lib1funcs.asm: New file.
16267 * config/vax/t-linux: New file.
16268 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16270 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16273 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16274 to type arguments that have void type.
16277 * dwarf2out.c (gen_formal_parameter_die): Call
16278 equate_decl_number_to_die if node is different from origin.
16280 2009-06-30 Anthony Green <green@moxielogic.com>
16282 Clean up moxie port for --enable-build-with-cxx.
16283 * config/moxie/moxie.c (moxie_function_value): First two
16284 parameters are const_tree, not tree.
16285 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16286 (REG_CLASS_NAMES): Ditto.
16287 (REGNO_REG_CLASS): Ditto.
16288 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16289 (moxie_function_value): Fix constyness of arguments.
16291 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16293 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16294 finalize_size_functions before further processing.
16295 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16296 (variable_size): Call self_referential_size on size expressions
16297 that contain a PLACEHOLDER_EXPR.
16298 (size_functions): New static variable.
16299 (copy_self_referential_tree_r): New static function.
16300 (self_referential_size): Likewise.
16301 (finalize_size_functions): New global function.
16302 * tree.c: Include tree-inline.h.
16303 (push_without_duplicates): New static function.
16304 (find_placeholder_in_expr): New global function.
16305 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16307 <tcc_expression>: Likewise.
16308 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16309 the call in the expression.
16310 * tree.h (finalize_size_functions): Declare.
16311 (find_placeholder_in_expr): Likewise.
16312 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16313 (substitute_placeholder_in_expr): Update comment.
16314 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16316 (copy_tree_body_r): Likewise.
16317 (copy_tree_body): New static function.
16318 (maybe_inline_call_in_expr): New global function.
16319 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16320 (maybe_inline_call_in_expr): Declare.
16321 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16322 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16325 2009-06-30 Richard Guenther <rguenther@suse.de>
16327 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16329 (propagate_necessity): Do not mark reaching defs of stores
16332 2009-06-30 Jan Hubicka <jh@suse.cz>
16334 * cfgloopanal.c (check_irred): Move into ...
16335 (mark_irreducible_loops): ... here; return true if ireducible
16337 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16338 (analyze_function): Try to prove loop finiteness.
16339 * cfgloop.h (mark_irreducible_loops): Update prototype.
16340 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16342 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16344 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16346 2009-06-30 Ira Rosen <irar@il.ibm.com>
16348 PR tree-optimization/40542
16349 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16352 2009-06-30 Martin Jambor <mjambor@suse.cz>
16354 PR tree-optimization/40582
16355 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16356 than useless_type_conversion_p.
16357 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16360 2009-06-30 Martin Jambor <mjambor@suse.cz>
16362 PR middle-end/40554
16363 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16365 2009-06-30 Richard Guenther <rguenther@suse.de>
16367 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16368 use ao_ref references.
16369 (walk_aliased_vdefs): Likewise.
16370 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16371 * tree-ssa-dce.c (struct ref_data): Remove.
16372 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16373 (mark_aliased_reaching_defs_necessary): Adjust.
16374 (mark_all_reaching_defs_necessary_1): Likewise.
16376 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16379 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16380 (emit_store_flag_1): Extract from emit_store_flag, adjust
16381 calls to (what now is) emit_cstore.
16382 (emit_store_flag): Call emit_store_flag_1 and also use it
16383 for what used to be recursive calls.
16385 2009-06-30 Wei Guozhi <carrot@google.com>
16388 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16389 if the target bb post dominates from bb.
16390 * config/i386/i386.c (memory_address_length): Check existence of base
16391 register before using it.
16393 2009-06-30 Nick Clifton <nickc@redhat.com>
16394 DJ Delorie <dj@redhat.com>
16396 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16397 __FMOVD_ENABLED__ is defined.
16399 (TARGET_FMOVD): Provide a default definition.
16400 (MASK_FMOVD): Likewise.
16401 (TARGET_CPU_CPP_BUILTINS): Define
16402 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16403 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16404 two fmov instructions depending upon whether TARGET_FMOVD is
16406 (split for DF load from memory into register): Also handle
16407 MEMs which consist of REG+DISP addressing.
16408 (split for DF store from register to memory): Likewise.
16409 * config/sh/sh.opt (mfmovd): Remove this switch.
16410 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16411 * config/sh/sh.c (sh_override_options): Do not automatically
16412 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16413 that to the -mfmovd command line switch.
16415 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16417 (fldi_ok): Always allow.
16418 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16420 2009-06-29 DJ Delorie <dj@redhat.com>
16422 * doc/install.texi (mep-x-elf): Correct chip's full name.
16424 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16426 * doc/extend.texi: Fix typo.
16428 2009-06-29 Tom Tromey <tromey@redhat.com>
16430 * dwarf2.h: Remove.
16431 * Makefile.in (DWARF2_H): New variable.
16432 (except.o): Use it.
16433 (dwarf2out.o): Likewise.
16434 (dwarf2asm.o): Likewise.
16435 * config/i386/t-i386: Use DWARF2_H.
16436 * except.c: Include elf/dwarf2.h.
16437 * unwind-dw2.c: Include elf/dwarf2.h.
16438 * dwarf2out.c: Include elf/dwarf2.h.
16439 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16440 <dtprel>: New field.
16441 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16442 (size_of_loc_descr): Likewise.
16443 (output_loc_operands_raw): Likewise.
16444 (output_loc_operands): Handle new dtprel field.
16445 (loc_checksum): Update.
16446 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16447 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16448 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16449 * dwarf2asm.c: Include elf/dwarf2.h.
16450 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16451 * config/mmix/mmix.c: Include elf/dwarf2.h.
16452 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16453 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16454 * config/sh/sh.c: Include elf/dwarf2.h.
16455 * config/i386/i386.c: Include elf/dwarf2.h.
16457 2009-06-29 DJ Delorie <dj@redhat.com>
16459 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16461 * doc/extend.texi: Add MeP attributes and pragmas.
16462 * doc/invoke.text: Add MeP Options.
16463 * doc/contrib.texi: Add MeP contribution.
16464 * doc/md.texi: Add MeP constraints.
16465 * doc/install.texi: Add MeP target.
16467 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16469 * target.h (struct gcc_target): Add frame_pointer_required field.
16470 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16471 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16472 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16474 * reload1.c (update_eliminables): (Ditto.).
16475 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16476 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16477 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16479 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16481 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16482 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16483 (arm_frame_pointer_required): New function.
16485 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16486 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16487 (avr_frame_pointer_required_p): Declare as static.
16488 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16490 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16491 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16492 (bfin_frame_pointer_required): Make as static, change return type
16494 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16496 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16497 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16498 (cris_frame_pointer_required): New function.
16500 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16502 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16503 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16504 (fr30_frame_pointer_required): New function.
16506 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16507 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16508 (frv_frame_pointer_required): Make as static, change return type
16510 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16512 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16513 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16514 (ix86_frame_pointer_required): Make as static, change return type to
16516 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16518 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16519 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16521 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16523 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16525 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16527 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16528 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16529 (mips_frame_pointer_required): Make as static.
16530 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16532 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16533 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16534 (mmix_frame_pointer_required): Mew function.
16536 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16537 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16539 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16541 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16543 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16545 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16546 (CAN_ELIMINATE): Redefine.
16547 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16548 (sparc_frame_pointer_required): New function.
16549 (sparc_can_eliminate): New function.
16550 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16552 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16553 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16555 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16556 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16557 (xtensa_frame_pointer_required): Make as static, change return type
16559 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16562 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16564 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16565 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16566 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16567 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16568 (register_callback): Handle PLUGIN_START_UNIT.
16569 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16571 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16573 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16575 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16576 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16578 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16580 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16583 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16585 * doc/extend.texi (Additional Floating Types): __float128 is also
16586 supported on i386 targets.
16588 2009-06-29 Richard Guenther <rguenther@suse.de>
16590 PR middle-end/14187
16591 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16593 (pt_solutions_same_restrict_base): Declare.
16594 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16596 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16597 (make_constraint_from, make_copy_constraint): Move earlier.
16598 (make_constraint_from_heapvar): New function.
16599 (make_constraint_from_restrict): Likewise.
16600 (handle_lhs_call): Use it.
16601 (find_func_aliases): Use it to track conversions to restrict
16602 qualified pointers.
16603 (struct fieldoff): Add only_restrict_pointers flag.
16604 (push_fields_onto_fieldstack): Initialize it.
16605 (create_variable_info_for): Track global restrict qualified pointers.
16606 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16607 Track restrict qualified pointer arguments.
16608 (set_uids_in_ptset): Use varinfo is_global_var flag.
16609 (find_what_var_points_to): Set the vars_contains_restrict flag.
16610 Always create the points-to solution for sets including restrict tags.
16611 (pt_solutions_same_restrict_base): New function.
16612 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16613 qualified pointers use pt_solutions_same_restrict_base as
16614 additional source for disambiguation.
16616 2009-06-29 Richard Guenther <rguenther@suse.de>
16618 PR middle-end/38212
16619 * alias.c (find_base_decl): Remove.
16620 (get_deref_alias_set_1): Remove restrict handling.
16621 * c-common.c (c_apply_type_quals_to_decl): Do not set
16622 DECL_POINTER_ALIAS_SET.
16623 * gimplify.c (find_single_pointer_decl_1): Remove.
16624 (find_single_pointer_decl): Likewise.
16625 (internal_get_tmp_var): Remove restrict handling.
16626 (gimple_regimplify_operands): Likewise.
16627 * omp-low.c (expand_omp_atomic_pipeline): Do not set
16628 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
16629 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
16630 * tree.c (restrict_base_for_decl): Remove.
16631 (init_ttree): Do not allocate it.
16632 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
16633 LABEL_DECL_UID for label decls.
16634 (copy_node_stat): Do not copy restrict information.
16635 (decl_restrict_base_lookup): Remove.
16636 (decl_restrict_base_insert): Likewise.
16637 (print_restrict_base_statistics): Likewise.
16638 (dump_tree_statistics): Do not call print_restrict_base_statistics.
16639 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
16640 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
16641 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
16642 (LABEL_DECL_UID): Adjust.
16643 (DECL_BASED_ON_RESTRICT_P): Remove.
16644 (DECL_GET_RESTRICT_BASE): Likewise.
16645 (SET_DECL_RESTRICT_BASE): Likewise.
16646 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
16648 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
16649 instead of DECL_POINTER_ALIAS_SET.
16650 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
16651 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
16652 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
16654 2009-06-29 Richard Guenther <rguenther@suse.de>
16656 PR tree-optimization/40579
16657 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
16658 the IL to simplify has constants that overflowed.
16660 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
16662 PR tree-optimization/40550
16663 * tree-vect-generic.c (expand_vector_operations_1): Compute in
16664 vector_compute_type only when the size of vector_compute_type is
16665 less than the size of type.
16667 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
16669 * fold-const.c (contains_label_1): Fix comments.
16670 (contains_label_p): Do not walk trees multiple time.
16672 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16674 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
16675 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
16676 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
16677 ix86_fp_comparison_operator.
16678 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
16679 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
16680 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
16681 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
16682 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
16683 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
16684 (related splits): Change predicate to ix86_fp_comparison_operator.
16685 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
16686 instead of ix86_fp_comparison_codes.
16687 (ix86_trivial_fp_comparison_operator,
16688 ix86_fp_comparison_operator): New.
16689 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
16690 (ix86_expand_compare): Eliminate last two parameters.
16691 (ix86_fp_jump_nontrivial_p): Kill.
16692 * config/i386/i386.c (put_condition_code): Eliminate call to
16693 ix86_fp_comparison_codes and subsequent assertion.
16694 (ix86_fp_comparison_codes): Eliminate.
16695 (ix86_fp_swap_condition): New.
16696 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
16697 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
16698 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
16699 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
16700 and ix86_fp_swap_condition.
16701 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
16702 Use ix86_fp_comparison_strategy.
16703 (ix86_expand_compare): Likewise. Eliminate last two arguments.
16704 (ix86_fp_jump_nontrivial_p): Eliminate.
16705 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
16706 call to ix86_expand_compare.
16707 (ix86_split_fp_branch, ix86_expand_setcc,
16708 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
16709 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
16711 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16713 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
16714 related to jump_clobbers.
16715 * config/arm/arm.md (conds): Remove jump_clob case.
16716 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
16717 splits): Change comparison_operator to arm_comparison_operator.
16718 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
16721 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16723 * dojump.c (do_compare_rtx_and_jump): Try swapping the
16724 condition for floating point modes.
16725 * expmed.c (emit_store_flag_1): Move here a bigger part
16726 of emit_store_flag.
16727 (emit_store_flag): Try swapping the condition for floating point
16729 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
16731 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16733 * expr.c (expand_expr_real_1): Just use do_store_flag.
16734 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
16735 emit_store_flag_force.
16736 * expmed.c (emit_store_flag_force): Copy here trick
16737 previously in expand_expr_real_1. Try reversing the comparison.
16738 (emit_store_flag_1): Work if target is NULL.
16739 (emit_store_flag): Work if target is NULL, using the result mode
16740 from the comparison. Use split_comparison, restructure final part
16741 to simplify conditionals.
16743 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
16745 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
16746 * dojump.c (do_jump): Change handling of floating-point
16747 ops to use just do_compare_and_jump.
16748 (split_comparison): New.
16749 (do_compare_rtx_and_jump): Add here logic coming previously
16750 in do_jump, using split_comparison.
16752 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
16755 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
16757 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16759 * tree-ssa-alias.c: Fix unintentional commit.
16761 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16763 * passes.c (execute_one_pass): Fix unintentional commit.
16765 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16767 * df-problems.c (df_set_seen, df_unset_seen): Delete.
16768 (df_rd_local_compute, df_md_local_compute): Inline them.
16770 (df_md_scratch): New.
16771 (df_md_alloc, df_md_free): Allocate/free it.
16772 (df_md_local_compute): Only include live registers in init.
16773 (df_md_transfer_function): Prune the in-set computed by
16774 the confluence function, and the gen-set too.
16776 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16778 PR rtl-optimization/26854
16779 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
16780 * df-problems.c (df_rd_add_problem): Fix comment.
16781 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
16782 df_md_simulate_artificial_defs_at_top,
16783 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
16784 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
16785 df_md_transfer_function, df_md_init, df_md_confluence_0,
16786 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
16787 problem_MD, df_md_add_problem): New.
16788 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
16789 df_md_get_bb_info): New.
16790 (DF_LAST_PROBLEM_PLUS1): Adjust.
16792 * Makefile.in (fwprop.o): Include domwalk.h.
16793 * fwprop.c: Include domwalk.h.
16794 (reg_defs, reg_defs_stack): New.
16795 (bitmap_only_bit_between): Remove.
16796 (process_defs): New.
16797 (process_uses): Use reg_defs and local_md instead of
16798 bitmap_only_bit_between and local_rd.
16799 (single_def_use_enter_block): New, from build_single_def_use_links.
16800 (single_def_use_leave_block): New.
16801 (build_single_def_use_links): Remove code moved to
16802 single_def_use_enter_block, invoke domwalk.
16803 (use_killed_between): Adjust comment.
16805 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16807 * bitmap.h (bitmap_ior_and_into): New.
16808 * bitmap.c (bitmap_ior_and_into): New.
16810 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
16812 * domwalk.h (struct dom_walk_data): Remove all callbacks except
16813 before_dom_children_before_stmts and after_dom_children_after_stmts.
16814 Rename the two remaining callbacks to just before_dom_children and
16815 after_dom_children. Remove other GIMPLE statement walking bits.
16816 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
16817 * graphite.c: Do not include domwalk.h.
16818 * tree-into-ssa.c (interesting_blocks): New global.
16819 (struct mark_def_sites_global_data): Remove it and names_to_rename.
16820 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
16821 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
16822 now that they're not domwalk callbacks.
16823 (rewrite_initialize_block): Rename to...
16824 (rewrite_enter_block): ... this, place after called functions. Test
16825 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
16826 (rewrite_finalize_block): Rename to...
16827 (rewrite_leave_block): ... this, place after called functions.
16828 (rewrite_update_init_block): Rename to...
16829 (rewrite_update_enter_block): ... this, place after called functions.
16830 Test interesting_blocks, call rewrite_update_stmt and
16831 rewrite_update_phi_arguments.
16832 (rewrite_update_fini_block): Rename to...
16833 (rewrite_leave_block): ... this, place after called functions.
16834 (rewrite_blocks): Remove last argument, simplify initialization of
16836 (mark_def_sites_initialize_block): Rename to...
16837 (mark_def_sites_block): ... this, call mark_def_sites.
16838 (mark_def_sites_blocks): Remove argument, simplify initialization of
16840 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
16841 (update_ssa): Likewise.
16842 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
16844 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
16845 (dom_opt_initialize_block): Rename to...
16846 (dom_opt_enter_block): ... this, place after called functions. Walk
16847 statements here, inline propagate_to_outgoing_edges.
16848 (dom_opt_finalize_block): Rename to...
16849 (dom_opt_leave_block): ... this, place after called functions.
16850 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
16852 (dse_enter_block, dse_record_phi): New.
16853 (dse_record_phis): Delete.
16854 (dse_finalize_block): Rename to...
16855 (dse_leave_block): ... this.
16856 (tree_ssa_dse): Simplify initialization of walk_data.
16857 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
16858 Adjust initialization of walk_data.
16859 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
16860 * tree-ssa-loop-phiopt.c (get_non_trapping):
16861 Adjust initialization of walk_data.
16862 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
16863 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
16864 it's not a domwalk callback.
16865 (uncprop_initialize_block): Rename to...
16866 (dse_enter_block): ... this, call uncprop_into_successor_phis.
16867 (dse_finalize_block): Rename to...
16868 (dse_leave_block): ... this.
16869 (tree_ssa_uncprop): Simplify initialization of walk_data.
16870 * Makefile.in: Adjust dependencies.
16872 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
16874 * arm.md (casesi): Fix test for Thumb1.
16875 (thumb1_casesi_internal_pic): Likewise.
16876 (thumb1_casesi_dispatch): Likewise.
16878 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
16880 * config/arm/arm-cores.def: Added core cortex-m0.
16881 * config/arm/arm-tune.md: Regenerated.
16882 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
16884 2009-06-26 DJ Delorie <dj@redhat.com>
16886 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
16888 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
16889 the scheduler doesn't tag jump insns.
16891 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
16893 * c-decl.c (merge_decls): Re-indent.
16895 2009-06-26 Janis Johnson <janis187@us.ibm.com>
16898 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
16899 Special-case decimal float constants.
16901 2009-06-26 Richard Henderson <rth@redhat.com>
16903 * function.h (struct function): Add cannot_be_copied_reason,
16904 and cannot_be_copied_set.
16905 * tree-inline.c (has_label_address_in_static_1): Rename from
16906 inline_forbidden_p_2; don't set inline_forbidden_reason here.
16907 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
16908 don't set inline_forbidden_reason.
16909 (copy_forbidden): New function, split out of inline_forbidden_p.
16910 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
16911 (inline_forbidden_p): Use copy_forbidden.
16912 (tree_versionable_function_p): Likewise.
16913 (inlinable_function_p): Merge into tree_inlinable_function_p.
16914 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
16915 * ipa-cp.c (ipcp_versionable_function_p): New function.
16916 (ipcp_cloning_candidate_p): Use it.
16917 (ipcp_node_modifiable_p): Likewise.
16919 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
16921 * builtins.c (expand_builtin_alloca): Handle builtin alloca
16922 that is marked not to be inlined. Remove flag_mudflap use.
16923 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
16924 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
16926 2009-06-26 Steve Ellcey <sje@cup.hp.com>
16929 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
16930 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
16932 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
16934 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
16936 (__mingwthr_remove_key_dtor): Likewise.
16938 2009-06-26 Richard Guenther <rguenther@suse.de>
16940 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
16942 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
16944 PR middle-end/40525
16945 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
16946 try the non-cond_exec path also.
16948 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16951 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
16952 (output_cbranch): Use new functions.
16953 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
16956 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
16957 Pat Haugen <pthaugen@us.ibm.com>
16958 Revital Eres <ERES@il.ibm.com>
16960 * config/rs6000/rs6000.c (print_operand): Correct lossage message
16961 for %c error. Add %x support to print VSX registers as a unified
16962 register set, instead of separate float and altivec registers.
16963 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
16964 %y case, and add support for VSX pre-modify addresses.
16965 (output_toc): Add assert for CONST containing an integer constant
16967 (rs6000_adjust_cost): Add POWER7 support.
16968 (insn_must_be_first_in_group): Ditto.
16969 (insn_must_be_last_in_group): Ditto.
16970 (rs6000_emit_popcount): Ditto.
16971 (rs6000_vector_mode_supported_p): Ditto.
16973 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
16974 Change some of the functions called by macros to being called
16975 through a pointer, so debug functions can be inserted if
16976 -mdebug=addr or -mdebug=cost.
16977 (rs6000_preferred_reload_class_ptr): Ditto.
16978 (rs6000_secondary_reload_class_ptr): Ditto.
16979 (rs6000_secondary_memory_needed_ptr): Ditto.
16980 (rs6000_cannot_change_mode_class_ptr): Ditto.
16981 (rs6000_secondary_reload_inner): Ditto.
16982 (rs6000_legitimize_reload_address): Ditto.
16983 (rs6000_legitimize_reload_address_ptr): Ditto.
16984 (rs6000_mode_dependent_address): Ditto.
16985 (rs6000_mode_dependent_address_ptr): Ditto.
16987 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
16988 function to return true if the mode allows reg + integer
16990 (virtual_stack_registers_memory_p): New function to return true if
16991 the address refers to a virtual stack register.
16992 (rs6000_legitimate_offset_address_p): Move code to say whether a
16993 mode supports reg+int addressing to reg_offset_addressing_ok_p and
16995 (rs6000_legitimate_address_p): Add checks for modes that only can
16996 do reg+reg addressing. Start adding VSX support.
16997 (rs6000_legitimize_reload_address): Ditto.
16998 (rs6000_legitimize_address): Ditto.
16999 (rs6000_debug_legitimate_address_p): New debug functions for
17000 -mdebug=addr and -mdebug=cost.
17001 (rs6000_debug_rtx_costs): Ditto.
17002 (rs6000_debug_address_costs): Ditto.
17003 (rs6000_debug_adjust_cost): Ditto.
17004 (rs6000_debug_legitimize_address): Ditto.
17005 (rs6000_legitimize_reload_address_ptr): Point to call normal
17006 function or debug function. Make functions called via pointer
17008 (rs6000_mode_dependent_address_ptr): Ditto.
17009 (rs6000_secondary_reload_class_ptr): Ditto.
17010 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17011 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
17012 into a friendlier error.
17013 (rs6000_init_builtins): Add initial VSX support.
17014 (rs6000_adjust_cost): Fix some spacing issues.
17016 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17017 (REG_CLASS_NAMES): Ditto.
17018 (REG_CLASS_CONTENTS): Ditto.
17019 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17020 pointer, to add -mdebug=addr support.
17021 (CANNOT_CHANGE_MODE_CLASS): Ditto.
17022 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
17023 -mdebug=addr support.
17024 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17025 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17026 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17028 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17030 (bswapsi*): Set attribute types for load/store. Add combiner
17031 patterns to eliminate zero extend on 64-bit.
17032 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17033 stdbrx if the hardware supports those instructions.
17035 2009-06-25 Ian Lance Taylor <iant@google.com>
17037 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17038 (Link Options): Document -static-libstdc++.
17040 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17043 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17044 DATA_ALIGNMENT instead.
17046 2009-06-25 Richard Guenther <rguenther@suse.de>
17048 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17049 indirect references against the callused/escaped solutions.
17050 (call_may_clobber_ref_p_1): Likewise.
17052 2009-06-25 Martin Jambor <mjambor@suse.cz>
17054 PR tree-optimization/40493
17055 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17056 (enum unscalarized_data_handling): New type.
17057 (handle_unscalarized_data_in_subtree): Return what has been done.
17058 (load_assign_lhs_subreplacements): Handle left flushes differently.
17059 (sra_modify_assign): Use unscalarized_data_handling, simplified
17060 condition determining whether to remove the statement.
17062 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17064 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17065 excerpt - @ should be doubled for texinfo.
17067 2009-06-24 Ian Lance Taylor <iant@google.com>
17069 * config/arc/arc.c: Include "df.h".
17070 (arc_attribute_table): Make static. Move higher in file.
17071 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17072 (output_shift): Initialize n later to avoid warning.
17073 * config/arm/arm.c (arm_attribute_table): Make static. Move
17075 * config/avr/avr.c (avr_attribute_table): Make static. Move
17077 (reg_class_tab): Change array type from int to enum reg_class.
17078 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17080 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17081 (lshrhi3_out): Likewise.
17082 (class_likely_spilled_p): Change return type to bool.
17083 (avr_rtx_costs): Use local code variable with enum type.
17084 * config/avr/avr.md (movmemhi): Use add_reg_note.
17085 (andhi3, andsi3): Don't use AS2 with "and".
17086 (iorhi3, iorsi3): Don't use AS2 with "or".
17087 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17088 * config/crx/crx.c: Include "df.h".
17089 (crx_attribute_table): Make static.
17090 * config/m32r/m32r.c: Include "df.h".
17091 (m32r_attribute_table): Make static. Move higher in file.
17092 (pop): Use add_reg_note.
17093 (block_move_call): Change 0 to LCT_NORMAL in function call.
17094 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17095 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17096 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17097 declare, not just when TREE_CODE is defined.
17098 * config/m68hc11/m68hc11.c: Include "expr.h".
17099 (m68hc11_attribute_table): Make static. Move higher in file.
17100 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17102 (m68hc11_register_indirect_p): Likewise.
17103 (m68hc11_function_arg_padding): Change return type to enum
17105 (emit_move_after_reload): Use add_reg_note.
17106 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17107 (m68hc11_split_logical): Likewise.
17108 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17110 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17111 to VOIDmode in function call.
17112 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17114 (m68hc11_split_logical): Update declaration.
17115 (m68hc11_function_arg_padding): Update declaration.
17116 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17117 to array of enum reg_class.
17118 (mcore_attribute_table): Make static. Move higher in file.
17119 (mcore_rtx_costs): Add cast to enum type.
17120 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17121 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17122 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17124 * config/sh/predicates.md (trapping_target_operand): Rename and to
17126 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17128 * config/spu/spu.c (spu_attribute_table): Make static. Move
17130 * config/v850/v850.c (v850_attribute_table): Make static. Move
17132 (v850_rtx_costs): Use local code with enum type.
17133 (expand_epilogue): Add cast.
17134 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17136 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17139 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17140 -m2a-single-only and -m2a-nofpu.
17141 * config/sh/sh.opt: Document m2a generates FPU code.
17143 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17145 * defaults.h (CAN_ELIMINATE): Provide default.
17146 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17147 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17148 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17149 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17150 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17151 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17152 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17153 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17154 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17155 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17157 2009-06-24 DJ Delorie <dj@redhat.com>
17159 * mep-ext-cop.cpu: Fix copyright notice.
17160 * mep-default: Fix copyright notice.
17161 * mep-core: Fix copyright notice.
17162 * mep: Fix copyright notice.
17163 * mep-ivc2: Fix copyright notice.
17164 * mep-c5: Fix copyright notice.
17166 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17168 * doc/contrib.texi (Contributors):
17170 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17172 PR middle-end/40501
17173 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17174 src and dst operands if necessary.
17176 2009-06-23 DJ Delorie <dj@redhat.com>
17179 * config.gcc: Add mep support.
17180 * recog.c: Resurrect validate_replace_rtx_subexp().
17181 * recog.h: Likewise.
17182 * config/mep/: Add new port:
17183 * config/mep/constraints.md: New file.
17184 * config/mep/default.h: New file.
17185 * config/mep/intrinsics.h: New file.
17186 * config/mep/intrinsics.md: New file.
17187 * config/mep/ivc2-template.h: New file.
17188 * config/mep/mep-c5.cpu: New file.
17189 * config/mep/mep-core.cpu: New file.
17190 * config/mep/mep-default.cpu: New file.
17191 * config/mep/mep-ext-cop.cpu: New file.
17192 * config/mep/mep-intrin.h: New file.
17193 * config/mep/mep-ivc2.cpu: New file.
17194 * config/mep/mep-lib1.asm: New file.
17195 * config/mep/mep-lib2.c: New file.
17196 * config/mep/mep-pragma.c: New file.
17197 * config/mep/mep-protos.h: New file.
17198 * config/mep/mep-tramp.c: New file.
17199 * config/mep/mep.c: New file.
17200 * config/mep/mep.cpu: New file.
17201 * config/mep/mep.h: New file.
17202 * config/mep/mep.md: New file.
17203 * config/mep/mep.opt: New file.
17204 * config/mep/predicates.md: New file.
17205 * config/mep/t-mep: New file.
17207 2009-06-23 Ian Lance Taylor <iant@google.com>
17209 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17210 from loose_warn into c_loose_warn and from strict_warn into
17211 c_strict_warn. Set and substitute warn_cxxflags. Check for
17212 --enable-build-with-cxx. Set and substitute
17213 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17214 * Makefile.in (CXXFLAGS): New variable.
17215 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17216 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17217 the default is the same as $(STRICT_WARN).
17218 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17219 (CXX): New variable.
17220 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17221 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17222 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17223 (HOST_LIBS): New variable.
17224 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17225 (ALL_CXXFLAGS): New variable.
17226 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17227 * doc/install.texi (Configuration): Document
17228 --enable-build-with-cxx, --with-stage1-ldflags,
17229 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17230 * configure: Rebuild.
17232 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17234 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17235 from previous commit.
17237 2009-06-23 Ian Lance Taylor <iant@google.com>
17239 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17241 2009-06-23 Ian Lance Taylor <iant@google.com>
17243 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17244 with ATTRIBUTE_UNUSED.
17246 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17247 Pat Haugen <pthaugen@us.ibm.com>
17248 Revital Eres <eres@il.ibm.com>
17250 * config.in (HAVE_AS_POPCNTD): Add default definition.
17251 (HAVE_AS_LWSYNC): Ditto.
17253 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17255 (gcc_cv_as_powerpc_cmpb): Ditto.
17256 (gcc_cv_as_powerpc_dfp): Ditto.
17257 (gcc_cv_as_powerpc_vsx): Ditto.
17258 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17259 supporting the popcntd/lwsync instructions.
17260 (gcc_cv_as_powerpc_lwsync): Ditto.
17261 * configure: Regenerate.
17263 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17264 -mcpu=native and -mcpu=power7.
17265 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17267 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17268 a variable instead of a mask to reduce the number of mask bits.
17269 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17270 (-mbit-word): Ditto.
17271 (-mregnames): Ditto.
17272 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17273 (-mfused-madd): Ditto.
17275 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17277 (-mvsx): New switch for VSX instructions.
17278 (-misel): Move from a variable to a mask to allow it to be set by
17281 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17282 function declaration to an array declaration.
17283 (rs6000_hard_regno_nregs): New external array declaration.
17285 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17286 files included by rs6000.md.
17288 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17289 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17291 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17293 (rs6000_debug_reg): New -mdebug= variables.
17294 (rs6000_debug_addr): Ditto.
17295 (rs6000_debug_cost): Ditto.
17296 (rs6000_pmode): New variable to hold Pmode.
17297 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17298 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17299 calculated at compiler start.
17300 (rs6000_hard_regno_nregs): Change function to an array which holds
17301 HARD_REGNO_NREGS calculated at compiler start.
17302 (rs6000_explicit_options): Delete isel field.
17303 (rs6000_vector_unit): New array to hold which vector unit
17304 supports arithmetic options for a given type.
17305 (rs6000_vector_mem): New array to hold which vector unit supports
17306 memory reference operations for a given type.
17307 (rs6000_vector_align): New array to given the alignment of each
17309 (power7_cost): New basic costs for power7.
17310 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17311 (rs6000_hard_regno_nregs_internal): New function, moved from
17312 HARD_REGNO_NREGS, to calculate the number of registers each hard
17313 register takes for each type.
17314 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17315 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17316 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17317 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17318 unit information here so it is calculated once at compiler startup
17320 (rs6000_override_options): Make -misel a target mask. Add more
17321 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17322 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17324 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17325 (rs6000_handle_option): Move -misel from variable to target mask.
17326 (rs6000_builtin_mask_for_load): Add VSX support.
17327 (rs6000_conditional_register_usage): Ditto.
17328 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17329 (function_arg_boundary): Ditto.
17330 (rs6000_expand_builtin): Ditto.
17331 (def_builtin): Make abort message a little friendlier.
17332 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17334 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17335 assembler support the popcntd instruction instead of a vsx
17336 instruction to enable power7 support.
17337 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17338 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17339 option to the assembler if -mcpu=native.
17340 (ASM_CPU_NATIVE_SPEC): Ditto.
17341 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17343 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17344 the lwsync instruction.
17345 (enum processor_type): Add PROCESSOR_POWER7.
17346 (rs6000_debug_reg): New -mdebug= options.
17347 (rs6000_debug_addr): Ditto.
17348 (rs6000_debug_cost): Ditto.
17349 (rs6000_isel): Delete.
17350 (enum rs6000_vector): New enum to say what vector unit we have.
17351 (VECTOR_UNIT_*): New macros to say which vector unit has
17352 arithmetic operations for a given type.
17353 (VECTOR_MEM_*): New macros to say which vector unit has memory
17354 operations for a given type.
17355 (TARGET_LDBRX): Whether the machine supports the ldbrx
17357 (TARGET_ISEL): Delete, -misel moved to be a mask.
17358 (TARGET_ISEL64): New macro for 64-bit isel support.
17359 (UNITS_PER_VSX_WORD): New macro.
17360 (POINTER_SIZE): Move to be an external variable, rather than
17361 calculating whether we are generating 32 ot 64-bit code.
17363 (STACK_BOUNDARY): Add VSX support.
17364 (LOCAL_ALIGNMENT): Ditto.
17365 (SLOW_UNALIGNED_ACCESS): Ditto.
17366 (VSX_REGNO_P): New macro for VSX support.
17367 (VFLOAT_REGNO_P): Ditto.
17368 (VINT_REGNO_P): Ditto.
17369 (VLOGICAL_REGNO_P): Ditto.
17370 (VSX_VECTOR_MODE): Ditto.
17371 (VSX_SCALAR_MODE): Ditto.
17373 (VSX_MOVE_MODE): Ditto.
17374 (VSX_REG_CLASS_P): Ditto.
17375 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17377 (UNITS_PER_SIMD_WORD): Add VSX support.
17378 (MODES_TIEABLE_P): Ditto.
17379 (STARTING_FRAME_OFFSET): Ditto.
17380 (STACK_DYNAMIC_OFFSET): Ditto.
17381 (EPILOGUE_USES): Ditto.
17382 (REGNO_REG_CLASS): Move to array lookup.
17383 (CLASS_MAX_NREGS): Ditto.
17384 (rs6000_vector_reg_class): Add declaration.
17385 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17386 overlap with the floating point and Altivec registers.
17388 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17390 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17391 give the appropriate asm switches if -mcpu=native.
17392 (host_detect_local_cpu): Add support for "asm".
17393 (host_detect_local_cpu): Follow GNU code guidelines for name.
17395 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17396 -mbit-word to a variable instead of being a target mask.
17398 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17399 emit the lwsync instruction instead of emitting the instruction as
17400 an integer constant.
17402 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17403 fixuns_trundfsi2, move expander into rs6000.md.
17405 * config/rs6000/rs6000.md (cpu): Add power7.
17406 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17407 (logical predicate patterns): Change the single instruction
17408 primitives that set CR0 to be fast_compare instead of compare.
17410 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17411 (popcntddi2): Ditto.
17412 (popcount<mode>): Ditto.
17413 (floating multiply/add insns): Name the floating point
17414 multiply/add insns.
17415 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17416 (isel_unsigned_<mode>): Ditto.
17417 (fixuns_trundfsi2): Move expander here from spe.md.
17418 (smindi3): Define if we have -misel on 64-bit systems.
17423 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17425 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17427 * config/avr/avr.c (avr_current_device): New variable.
17428 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17429 (avr_arch, mcu_type_s): Move to avr.h.
17430 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17431 default_data_section_start fields.
17432 (avr_arch): Moved from avr.c.
17433 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17434 library_name fields.
17435 (avr_current_device, avr_mcu_types, avr_arch_types,
17436 avr_device_to_arch, avr_device_to_data_start,
17437 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17438 (EXTRA_SPEC_FUNCTIONS): Define.
17439 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17440 options mapping. Use device_to_arch and device_to_data_start insted.
17441 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17442 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17443 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17444 * config/avr/driver-avr.c: New file.
17445 * config/avr/avr-devices.c: New file.
17447 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17449 * var-tracking.c (unshare_variable): Force initialized to
17450 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17451 (set_variable_part): Likewise.
17452 (struct variable_union_info): Remove pos_src field.
17453 (vui_vec, vui_allocated): New variables.
17454 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17455 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17456 == 1 use a simpler sorting algorithm. Compute pos field right
17457 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17458 Avoid quadratic comparison if !flag_var_tracking_uninit.
17459 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17460 unshare_variable unconditionally.
17461 (dataflow_set_different_2): Removed.
17462 (dataflow_set_different): Don't traverse second hash table.
17463 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17464 unconditionally to var_reg_set or var_mem_set.
17465 (emit_notes_in_bb): Likewise.
17466 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17468 (emit_note_insn_var_location): Don't set initialized to
17469 VAR_INIT_STATUS_INITIALIZED early.
17470 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17472 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17474 * tree-object-size.c (addr_object_size): Instead of checking
17475 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17476 are no FIELD_DECLs following it.
17478 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17480 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17481 order to match bswaps with signed source operands.
17483 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17485 * sdbout.c (sdbout_one_type): Fix braces in switch.
17487 2009-06-23 Richard Guenther <rguenther@suse.de>
17489 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17491 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17492 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17493 var_callused, callused_tree, var_storedanything, storedanything_tree,
17494 var_integer, integer_tree): Remove global variables.
17495 (new_var_info): Do not pass new id, append the new var to the
17496 global variable vector.
17497 (do_ds_constraint): Use is_global_var member of the variable-info.
17498 (new_scalar_tmp_constraint_exp): Adjust.
17499 (create_function_info_for): Likewise.
17500 (create_variable_info_for): Likewise.
17501 (find_what_var_points_to): Remove dead code.
17502 (init_base_vars): Simplify.
17503 (compute_points_to_sets): Adjust.
17505 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17507 * combine.c (try_combine): Dump information about the insns we're
17510 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17512 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17513 check when calling force_to_mode on TRUNCATE's operand.
17515 2009-06-22 Ian Lance Taylor <iant@google.com>
17517 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17519 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17521 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17523 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17525 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17526 override library linkage flags such as -static-libgcc or
17529 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17531 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17533 2009-06-22 Ian Lance Taylor <iant@google.com>
17535 * config/linux.opt: Put mglibc ahead of muclibc.
17537 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17538 for duplicate decls.
17540 2009-06-22 Matthias Klose <doko@ubuntu.com>
17542 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17544 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17547 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17548 instead of NULL if a parser error occurs.
17550 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17552 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17553 non-DWARF2_DEBUGGING_INFO version.
17555 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17557 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17558 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17560 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17561 (LIBGCC2_TF_CEXT): Define.
17564 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17567 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17569 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17571 * config/arm/arm.c (arm_override_options): Disable
17572 -mcaller-super-interworking and -mcallee-super-interworking.
17573 * doc/invoke.texi (ARM Options): Document this.
17575 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17577 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17578 * config/arm/constraints.md (j): New constraint for movw operands.
17579 (N): Remove thumb2 meaning.
17580 * config/arm/arm.md (*arm_movw): Delete.
17581 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17582 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17583 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17585 2009-06-22 Martin Jambor <mjambor@suse.cz>
17587 PR tree-optimization/40492
17588 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17589 build_ref_for_offset.
17591 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17593 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17594 JUMP_TABLE_DATA_P predicates where applicable.
17595 * auto-inc-dec.c: Ditto.
17596 * builtins.c: Ditto.
17597 * caller-save.c: Ditto.
17599 * cfgcleanup.c: Ditto.
17600 * cfglayout.c: Ditto.
17602 * combine.c: Ditto.
17603 * combine-stack-adj.c: Ditto.
17607 * df-scan.c: Ditto.
17609 * dwarf2asm.c: Ditto.
17610 * dwarf2out.c: Ditto.
17611 * emit-rtl.c: Ditto.
17617 * function.c: Ditto.
17620 * genpreds.c: Ditto.
17621 * genrecog.c: Ditto.
17623 * ira-costs.c: Ditto.
17624 * ira-lives.c: Ditto.
17626 * loop-iv.c: Ditto.
17627 * lower-subreg.c: Ditto.
17628 * modulo-sched.c: Ditto.
17630 * postreload.c: Ditto.
17631 * print-rtl.c: Ditto.
17633 * reginfo.c: Ditto.
17634 * regmove.c: Ditto.
17635 * reload1.c: Ditto.
17638 * rtlanal.c: Ditto.
17640 * sched-vis.c: Ditto.
17642 * sel-sched-ir.c: Ditto.
17643 * simplify-rtx.c: Ditto.
17644 * targhooks.c: Ditto.
17645 * var-tracking.c: Ditto.
17646 * vmsdbgout.c: Ditto.
17648 2009-06-22 Matthias Klose <doko@ubuntu.com>
17650 * Makefile.in (install-plugin): Always use DESTDIR.
17652 2009-06-22 Olivier Hainque <hainque@adacore.com>
17654 * config/pa/pa.c (output_call): Don't optimize post call jumps
17655 into return address adjustments if the call may throw.
17657 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
17659 * arm.c (thumb1_output_casesi): New function.
17660 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
17661 optimizing for size or PIC.
17662 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
17663 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
17664 (casesi): Handle Thumb-1 when optimizing for size or PIC.
17665 (thumb1_casesi_internal_pic): New expand rule.
17666 (thumb1_casesi_dispatch): New pattern.
17667 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
17669 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
17670 in the text seciton when PIC or optimizing for size.
17671 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
17672 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
17673 preservation properties of code.
17674 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
17675 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
17676 (__gnu_thumb1_case_si): New function.
17677 * t-arm (LIB1ASMSRC): Define here.
17678 (LIB1ASMFUNCS): Add some common functions.
17679 * t-arm-elf (LIB1ASMSRC): Delete.
17680 (LIB1ASMFUNCS): Append to existing set.
17681 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17682 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17683 * t-symbian (LIB1ASMFUNCS): Likewise.
17684 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17685 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
17687 2009-06-21 Richard Guenther <rguenther@suse.de>
17689 PR tree-optimization/38729
17690 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
17691 to loops with a single exit if -fno-expensive-optimizations.
17693 2009-06-21 Jakub Jelinek <jakub@redhat.com>
17695 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
17696 (dataflow_set): Change vars type from htab_t to shared_hash.
17697 (shared_hash_pool, empty_shared_hash): New variables.
17698 (vars_clear): Removed.
17699 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
17700 shared_hash_find_slot_unshare, shared_hash_find_slot,
17701 shared_hash_find_slot_noinsert, shared_hash_find): New
17703 (shared_hash_unshare, shared_hash_destroy): New functions.
17704 (unshare_variable): Unshare set->vars if shared, use
17706 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
17707 (get_init_value, find_src_set_src, dump_dataflow_set,
17708 clobber_variable_part, emit_notes_for_differences): Use
17710 (dataflow_set_init): Remove second argument, set vars to
17711 empty_shared_hash instead of creating a new htab.
17712 (dataflow_set_clear): Call shared_hash_destroy and set vars
17713 to empty_shared_hash instead of calling vars_clear.
17714 (dataflow_set_copy): Don't call vars_copy, instead just share
17715 the src htab with dst.
17716 (variable_union): Use shared_hash_*, use initially NO_INSERT
17717 lookup if set->vars is shared. Don't keep slot cleared before
17718 calling unshare_variable. Unshare set->vars if needed.
17719 Even ->refcount == 1 vars must be unshared if set->vars is shared
17720 and var needs to be modified.
17721 (variable_canonicalize): New function.
17722 (dataflow_set_union): If dst->vars is empty, just share src->vars
17723 with dst->vars and traverse with variable_canonicalize to canonicalize
17724 and unshare what is needed.
17725 (dataflow_set_different): If old_set and new_set use the same shared
17726 htab, they aren't different. If number of htab elements is different,
17727 htabs are different. Use shared_hash_*.
17728 (dataflow_set_destroy): Call shared_hash_destroy instead of
17730 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
17731 second argument to dataflow_set_init.
17732 (vt_initialize): Likewise. Initialize shared_hash_pool and
17733 empty_shared_hash, move bb in/out initialization afterwards.
17734 Use variable_htab_free instead of NULL as changed_variables del hook.
17735 (variable_was_changed): Change type of second argument to pointer to
17736 dataflow_set. When inserting var into changed_variables, bump
17737 refcount. Unshare set->vars if set is shared htab and slot needs to
17739 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
17740 lookup if set->vars is shared. Unshare set->vars if needed.
17741 Even ->refcount == 1 vars must be unshared if set->vars is shared
17742 and var needs to be modified. Adjust variable_was_changed caller.
17743 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
17744 vars must be unshared if set->vars is shared and var needs to be
17745 modified. Adjust variable_was_changed caller.
17746 (emit_note_insn_var_location): Don't pool_free var.
17747 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
17749 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
17750 free_alloc_pool on shared_hash_pool.
17752 2009-06-20 Anthony Green <green@moxielogic.com>
17754 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
17755 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
17757 2009-06-20 Richard Guenther <rguenther@suse.de>
17759 * tree-ssa-structalias.c (find_func_aliases): For memset use
17760 a constraint from NULL if we memset to zero.
17761 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
17762 we explicitly handle that do not read from memory.
17763 (call_may_clobber_ref_p_1): Properly handle builtins that may
17766 2009-06-20 Richard Guenther <rguenther@suse.de>
17768 PR tree-optimization/40495
17769 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
17770 (new_scalar_tmp_constraint_exp): New function.
17771 (process_constraint): Do not create temporary decls.
17772 (process_all_all_constraints): Likewise.
17773 (handle_const_call): Likewise.
17774 (create_function_info_for): Do not set decl.
17776 2009-06-19 Ian Lance Taylor <iant@google.com>
17778 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
17779 (rs6000_attribute_table): Make static; move before use.
17781 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
17783 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
17784 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
17785 Propagate the TREE_READONLY flag without overwriting it.
17786 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
17787 Propagate the TREE_READONLY flag onto the result.
17788 (process_call_operands): Move around. Use correct constant value.
17790 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17793 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
17794 * config/arm/arm.md: Likewise.
17796 2009-06-19 Ian Lance Taylor <iant@google.com>
17798 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
17799 to GIMPLE_ERROR_MARK.
17801 * c-typeck.c (build_conditional_expr): Add op1_original_type and
17802 op2_original_type parameters. Warn about using different enum types.
17803 * c-parser.c (c_parser_conditional_expression): Pass original
17804 types to build_conditional_expr.
17805 * c-tree.h (build_conditional_expr): Update declaration.
17807 2009-06-19 Ian Lance Taylor <iant@google.com>
17809 * config/i386/i386.c (ix86_function_specific_save): Test that
17810 fields match values, rather than testing the values are in a
17813 2009-06-19 Richard Guenther <rguenther@suse.de>
17815 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
17816 ADDR_EXPR pointers.
17817 (ptr_derefs_may_alias_p): Likewise.
17818 (ptr_deref_may_alias_ref_p_1): New function.
17819 (ptr_deref_may_alias_ref_p): Likewise.
17820 (ref_maybe_used_by_call_p_1): Handle builtins that are not
17821 covered by looking at the ESCAPED solution.
17822 (call_may_clobber_ref_p_1): Likewise.
17823 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
17824 Handle NULL_TREE offset. Do not produce redundant constraints.
17825 (process_all_all_constraints): New helper function.
17826 (do_structure_copy): Use it.
17827 (handle_lhs_call): Likewise.
17828 (find_func_aliases): Handle some builtins with pointer arguments
17829 and/or return values explicitly.
17831 2009-06-19 Ian Lance Taylor <iant@google.com>
17833 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
17835 2009-06-19 Ian Lance Taylor <iant@google.com>
17837 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
17839 2009-06-19 Ian Lance Taylor <iant@google.com>
17841 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
17842 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
17845 * c-decl.c (finish_decl): If -Wc++-compat, warn about
17846 uninitialized const.
17848 2009-06-19 Ian Lance Taylor <iant@google.com>
17850 * dse.c (struct store_info): Rename bitmap field to bmap. Change
17853 * c-decl.c (in_struct, struct_types): Remove.
17854 (struct c_binding): Add in_struct field.
17855 (c_binding_ptr): Define type, along with VEC.
17856 (struct c_struct_parse_info): Define.
17857 (struct_parse_info): New static variable.
17858 (bind): Initialize in_struct field.
17859 (start_struct): Remove enclosing_in_struct and
17860 enclosing_struct_types parameters. Add
17861 enclosing_struct_parse_info parameter. Change all callers. Set
17862 struct_parse_info rather than in_struct and struct_types.
17863 (grokfield): If -Wc++-compat and there is a symbol binding for the
17864 field name, set the in_struct flag and push it on the
17865 struct_parse_info->fields vector.
17866 (warn_cxx_compat_finish_struct): New static function.
17867 (finish_struct): Remove enclosing_in_struct and
17868 enclosing_struct_types parameters. Add
17869 enclosing_struct_parse_info parameter. Change all callers. Don't
17870 set C_TYPE_DEFINED_IN_STRUCT here. Call
17871 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
17872 parameter. Only push on struct_types if warn_cxx_compat.
17873 (finish_enum): Only push on struct_types if warn_cxx_compat.
17874 (declspecs_add_type): Add loc parameter. Change all callers.
17875 Change all error calls to error_at. Pass loc, not input_location,
17876 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
17877 defined in a struct. If -Wc++-compat and parsing a struct, record
17878 that a typedef name was used.
17879 * c-parser.c (c_parser_declspecs): Get location to pass to
17880 declspecs_add_type.
17881 (c_parser_struct_or_union_specifier): Update calls to start_struct
17883 * c-tree.h (struct c_struct_parse_info): Declare.
17884 (finish_struct, start_struct): Update declarations.
17885 (declspecs_add_type): Update declaration.
17887 2009-06-19 Ian Lance Taylor <iant@google.com>
17889 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
17890 variable with an anonymous type.
17892 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17894 * see.c: Remove for real.
17896 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
17898 * optabs.h (enum optab_index): Add new OTI_significand.
17899 (significand_optab): Define corresponding macro.
17900 * optabs.c (init_optabs): Initialize significand_optab.
17901 * genopinit.c (optabs): Implement significand_optab using
17902 significand?f2 patterns.
17903 * builtins.c (expand_builtin_mathfn): Handle
17904 BUILT_IN_SIGNIFICAND{,F,L}.
17905 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
17906 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
17908 * config/i386/i386.md (significandxf2, significand<mode>2): New
17909 expanders to implement significandf, significand and significandl
17910 built-ins as inline x87 intrinsics.
17912 2009-06-18 Anatoly Sokolov <aesok@post.ru>
17914 * config/avr/avr.c (avr_override_options): Remove setting value of
17915 PARAM_INLINE_CALL_COST.
17917 2009-06-18 Richard Henderson <rth@redhat.com>
17920 * tree-pass.h (TDF_ASMNAME): New.
17921 * tree-dump.c (dump_options): Add asmname.
17922 * doc/invoke.texi: Document it.
17924 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
17925 (dump_decl_name): ...here.
17926 (dump_function_name): New flags arg; mind TDF_ASMNAME.
17927 (dump_generic_node): Update dump_function_name calls.
17928 (print_call_name): New flags arg; update all dump calls.
17929 * diagnostic.h (print_call_name): Update.
17930 * gimple-pretty-print.c (dump_gimple_call): Update.
17932 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
17935 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
17937 2009-06-18 Diego Novillo <dnovillo@google.com>
17939 * doc/plugins.texi: Document plugin_is_GPL_compatible.
17940 * plugin.c (str_license): Declare.
17941 (try_init_one_plugin): Assert that the symbol
17942 'plugin_is_GPL_compatible' exists.
17944 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
17947 * Makefile.in (OBJS-common): Remove see.o.
17949 * common.opt (fsee): Mark as preserved for backward compatibility.
17950 * opts.c (common_handle_option): Add OPT_fsee to the backward
17951 compatibility section.
17952 * passes.c (init_optimization_passes, pass_see): Remove pass.
17953 * timevar.def (TV_SEE): Remove.
17954 * tree-pass.h (pass_see): Remove declaration.
17955 * doc/invoke.texi (-fsee): Remove documentation.
17957 2009-06-18 Martin Jambor <mjambor@suse.cz>
17959 * tree-sra.c: Include statistics.h
17960 (sra_stats): New variable.
17961 (sra_initialize): Clear sra_stats.
17962 (create_access_replacement): Increment sra_stats.replacements.
17963 (get_access_replacement): Do not return twice.
17964 (analyze_all_variable_accesses): Increment statistics counter by the
17965 number of scalarized aggregates.
17966 (generate_subtree_copies): Increment sra_stats.subtree_copies.
17967 (sra_modify_expr): Increment sra_stats.exprs.
17968 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
17969 (sra_modify_assign): Increment sra_stats.exprs,
17970 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
17971 (perform_intra_sra): Update statistics counters.
17972 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
17974 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17976 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
17977 (arm_scalar_mode_supported_p): New function.
17979 2009-06-18 Paul Brook <paul@codesourcery.com>
17980 Sandra Loosemore <sandra@codesourcery.com>
17982 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
17983 (__extendhfsf2, __truncsfhf2): Define.
17984 * config/arm/fp16.c: New file.
17985 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17986 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
17988 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
17990 * doc/extend.texi (Half-Precision): New section.
17991 * doc/invoke.texi (Option Summary): List -mfp16-format.
17992 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
17993 * config/arm/arm.opt (mfp16-format=): New.
17994 * config/arm/arm.c: Include intl.h.
17995 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
17996 (TARGET_INVALID_RETURN_TYPE): Redefine.
17997 (TARGET_PROMOTED_TYPE): Redefine.
17998 (TARGET_CONVERT_TO_TYPE): Redefine.
17999 (arm_fp16_format): Define.
18000 (all_fpus): Add entry for neon-fp16.
18001 (fp_model_for_fpu): Likewise.
18002 (struct fp16_format): Declare.
18003 (all_fp16_formats): Define.
18004 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18006 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
18008 (arm_legitimate_index_p): Treat HFmode like HImode.
18009 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
18010 (coproc_secondary_reload_class): Special-case HFmode.
18011 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18012 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18013 (arm_init_fp16_builtins): New.
18014 (arm_init_builtins): Call it.
18015 (arm_invalid_parameter_type): New.
18016 (arm_invalid_return_type): New.
18017 (arm_promoted_type): New.
18018 (arm_convert_to_type).
18019 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
18021 (arm_emit_fp16_const): New function.
18022 (arm_mangle_type): Mangle __fp16 as "Dh".
18023 * config/arm/arm.h (TARGET_VFPD32): Make it know about
18025 (TARGET_NEON_FP16): New.
18026 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18027 (enum fputype): Add FPUTYPE_NEON_FP16.
18028 (enum arm_fp16_format_type): Declare.
18029 (arm_fp16_format): Declare.
18030 (LARGEST_EXPONENT_IS_NORMAL): Define.
18031 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18032 * config/arm/arm-modes.def (HFmode): Define.
18033 * config/arm/vfp.md (*movhf_vfp): New.
18034 (extendhfsf2): New.
18036 * config/arm/arm.md (fpu): Add neon_fp16.
18037 (floatsihf2, floatdihf2): New.
18038 (fix_trunchfsi2, fix_trunchfdi2): New.
18040 (extendhfdf2): New.
18042 (*arm32_movhf): New.
18043 (*thumb1_movhf): New.
18044 (consttable_2): Add check for HFmode constants.
18045 (consttable_4): Handle HFmode constants.
18047 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18049 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18051 2009-06-17 Olivier Hainque <hainque@adacore.com>
18053 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18054 const char ** conversion in AIX specific section.
18056 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18058 * config/i386/i386.c (ix86_special_builtin_type): Remove
18059 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18060 (bdesc_special_args): Updated.
18061 (ix86_init_mmx_sse_builtins): Likewise.
18062 (ix86_expand_special_args_builtin): Likewise.
18064 2009-06-17 Richard Henderson <rth@redhat.com>
18066 * tree-pretty-print.c (maybe_dump_asm_name): New.
18067 (dump_decl_name): Use it.
18068 (PRINT_FUNCTION_NAME): Merge into...
18069 (dump_function_name): ... here. Use maybe_dump_asm_name.
18071 2009-06-17 Cary Coutant <ccoutant@google.com>
18073 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18075 * debug.c (struct gcc_debug_hooks): Change placeholder for
18077 (debug_nothing_int_charstar_int): Replaced by...
18078 (debug_nothing_int_charstar_int_bool): ...this.
18079 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18080 source_line prototype.
18081 (debug_nothing_int_charstar_int): Replaced by...
18082 (debug_nothing_int_charstar_int_bool): ...this.
18083 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18084 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18085 Output is_stmt operand when necessary.
18086 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18087 (notice_source_line): Add is_stmt parameter.
18088 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18089 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18091 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18092 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18094 2009-06-17 Ian Lance Taylor <iant@google.com>
18096 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18098 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18101 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18103 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18104 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18105 tree_strip_sign_nop_conversions and
18106 tree_ssa_strip_useless_type_conversions rather than stripping
18107 the operations here.
18108 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18110 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18111 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18112 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18113 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18116 2009-06-17 Michael Eager <eager@eagercon.com>
18118 * config/rs6000/constraints.md (register_constraint "d"): New.
18119 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18120 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18121 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18122 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18123 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18124 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18125 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18126 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18127 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18128 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18130 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18131 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18132 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18133 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18134 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18135 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18136 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18137 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18138 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18139 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18140 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18141 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18142 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18143 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18145 2009-06-16 Ian Lance Taylor <iant@google.com>
18147 * profile.c (total_num_never_executed): Don't define.
18148 (compute_branch_probabilities): Don't count or print
18149 num_never_executed.
18150 (init_branch_prob): Don't set total_num_never_executed.
18151 (end_branch_prob): Don't print total_num_never_executed.
18153 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18155 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18157 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18159 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18160 (nabstd2_fpr): Same.
18162 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18164 * expr.c (expand_assignment): Change complex type check.
18166 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18168 * doc/plugins.texi (Building GCC plugins): Added new section.
18170 2009-06-17 Ian Lance Taylor <iant@google.com>
18172 * c-pch.c (get_ident): Don't set size of templ array.
18173 (pch_init): Don't set size of partial_pch array.
18175 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18176 string constant to intialize an array whose size is the length of
18179 2009-06-17 Richard Guenther <rguenther@suse.de>
18181 PR tree-optimization/40389
18182 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18183 to addressable types.
18184 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18186 2009-06-17 Richard Guenther <rguenther@suse.de>
18188 PR middle-end/40460
18189 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18190 if there is no evolution of left in the loop bail out.
18191 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18192 chrec_fold_multiply.
18194 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18195 Janis Johnson <janis187@us.ibm.com>
18198 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18199 for the symbol ref of a constant that is the source of a move
18200 - nor for any other not-obvious-label-ref constants.
18202 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18204 * plugin.c (position_pass): Skip newly inserted pass during list
18205 traversal to avoid repeated insertion.
18207 2009-06-16 Ian Lance Taylor <iant@google.com>
18209 * vec.h (VEC_stack_alloc): Define different version if
18210 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18211 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18212 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18213 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18215 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18217 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18219 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18220 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18221 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18222 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18223 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18224 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18225 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18226 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18227 __builtin_ia32_rdtscp.
18228 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18229 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18230 and __builtin_ia32_rorhi.
18231 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18232 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18233 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18234 (ix86_expand_args_builtin): Likewise.
18235 (ix86_expand_special_args_builtin): Likewise.
18237 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18238 (UNSPECV_RDTSC): Likewise.
18239 (UNSPECV_RDPMC): Likewise.
18240 (*bsr): Renamed to ...
18242 (*bsr_rex64): Renamed to ...
18245 (*rdpmc): Likewise.
18246 (*rdpmc_rex64): Likewise.
18248 (*rdtsc): Likewise.
18249 (*rdtsc_rex64): Likewise.
18250 (rdtscp): Likewise.
18251 (*rdtscp): Likewise.
18252 (*rdtscp_rex64): Likewise.
18254 * config/i386/ia32intrin.h: New.
18256 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18258 2009-06-16 Ian Lance Taylor <iant@google.com>
18260 * ira-build.c (copy_info_to_removed_store_destinations):
18261 Initialize parent_a.
18263 2009-06-16 Ian Lance Taylor <iant@google.com>
18265 * c-decl.c (grokdeclarator): Change size_varies to bool.
18267 2009-06-16 Ian Lance Taylor <iant@google.com>
18269 * sel-sched.c: Make forward declarations of move_op_hooks and
18270 fur_hooks explicitly extern.
18272 2009-06-16 Ian Lance Taylor <iant@google.com>
18274 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18275 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18277 2009-06-16 Ian Lance Taylor <iant@google.com>
18279 * resource.c (mark_referenced_resources): Change
18280 include_delayed_effects parameter to bool. Change all callers.
18281 (mark_end_of_function_resources): Likewise.
18282 * reorg.c (insn_references_resource_p): Likewise.
18283 (insn_sets_resource_p): Likewise.
18284 * resource.h (mark_referenced_resources): Update declaration.
18285 (mark_end_of_function_resources): Update declaration.
18287 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18289 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18291 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18293 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18294 GCC can bootstrap on AIX with GNU Binutils 2.20.
18296 2009-06-16 Ian Lance Taylor <iant@google.com>
18298 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18300 2009-06-16 Ian Lance Taylor <iant@google.com>
18302 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18303 inline, not extern inline.
18304 (exact_log2): Likewise.
18305 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18307 (exact_log2): Likewise, but don't test CTZ_HWI.
18309 2009-06-16 Ian Lance Taylor <iant@google.com>
18311 * bitmap.c (bitmap_clear): Don't declare as inline.
18312 * gimple.c (gimplify_assign): Likewise.
18313 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18314 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18315 (sched_scan_info): Remove duplicate definition.
18317 2009-06-16 Ian Lance Taylor <iant@google.com>
18319 * c-common.c (skip_evaluation): Don't define.
18320 (c_inhibit_evaluation_warnings): Define global variable.
18321 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18322 than skip_evaluation.
18323 (convert_and_check, warn_for_div_by_zero): Likewise.
18324 * c-common.h (skip_evaluation): Don't declare.
18325 (c_inhibit_evaluation_warnings): Declare.
18326 * c-parser.c (c_parser_typeof_specifier): Set
18327 c_inhibit_evaluation_warnings rather than skip_evaluation.
18328 (c_parser_conditional_expression): Likewise.
18329 (c_parser_binary_expression): Likewise.
18330 (c_parser_sizeof_expression): Likewise.
18331 (c_parser_alignof_expression): Likewise.
18332 * c-typeck.c (build_indirect_ref): Check
18333 c_inhibit_evaluation_warnings rather than skip_evaluation.
18334 (build_conditional_expr, build_binary_op): Likewise.
18336 2009-06-16 Richard Guenther <rguenther@suse.de>
18338 * tree-ssa-alias.c (is_escape_site): Remove.
18339 * tree-ssa-alias.h (enum escape_type): Remove.
18340 (is_escape_site): Likewise.
18341 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18342 via casts and asms without deferring to is_escape_site.
18344 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18346 PR middle-end/40446
18347 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18348 use gen_lowpart if op0 has complex mode.
18350 2009-06-16 Richard Guenther <rguenther@suse.de>
18352 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18353 variables add them to ESCAPED.
18354 (find_func_aliases): Do not make all indirectly stored values escaped.
18356 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18358 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18359 make_decl_one_only.
18361 2009-06-16 Martin Jambor <mjambor@suse.cz>
18363 PR tree-optimization/40432
18364 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18365 check whether we need to force gimple register operand.
18367 2009-06-16 Martin Jambor <mjambor@suse.cz>
18369 PR tree-optimization/40413
18370 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18371 build_ref_for_offset.
18372 (propagate_subacesses_accross_link): Fix a typo in a comment.
18374 2009-06-16 Ira Rosen <irar@il.ibm.com>
18376 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18377 with additional parameter.
18378 * tree-vectorizer.h (enum vect_def_type): Add new value
18380 (enum vect_relevant): Add comments.
18381 (vect_is_simple_reduction): Add new argument.
18382 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18383 Detect nested cycles.
18384 (vect_is_simple_reduction): Update documentation, add an argument to
18385 distinguish inner-loop reduction from nested cycle, detect nested
18386 cycles, fix printings and indentation, don't swap operands in case
18388 (get_initial_def_for_reduction): Handle subtraction.
18389 (vect_create_epilog_for_reduction): Add new argument to specify
18390 reduction variable.
18391 (vect_finalize_reduction): Handle subtraction, fix comments.
18392 (vectorizable_reduction): Handle nested cycles. In case of nested
18393 cycle keep track of the reduction variable position. Call
18394 vect_is_simple_reduction with additional parameter. Use original
18395 statement code in reduction epilogue for nested cycle. Call
18396 vect_create_epilog_for_reduction with additional parameter.
18397 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18398 inner-loop vectorization.
18399 (vect_recog_widen_sum_pattern): Likewise.
18400 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18402 (vect_mark_stmts_to_be_vectorized): Likewise.
18403 (vect_get_vec_def_for_operand): Handle nested cycles.
18405 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18407 * doc/invoke.texi (Debugging Options): Fix option index entries
18408 for -fdump-statistics, -frandom-seed add entries for
18409 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18410 (FRV Options): Fix entries for -mTLS, -mtls.
18411 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18412 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18413 (M68hc1x Options): Fix @itemx for -mnominmax.
18414 (MCore Options): Fix entry for -mno-lsim.
18415 (MMIX Options): Fix entry for -mabi=mmixware.
18416 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18418 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18420 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18421 Mention the plugin mode of gengtype.
18422 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18423 * gengtype.c: Updated copyright.
18424 (plugin_files, nb_plugin_files) Added new static variables.
18425 (measure_input_list) Care about plugin_files.
18426 (write_rtx_next): Added early return in plugin mode.
18427 (create_file): Updated copyright year in generated file. Added
18429 (oprintf): Added early return if NULL outf.
18430 (get_output_file_with_visibility): Care of plugin_files.
18431 (get_output_file_name): May return null.
18432 (write_local): Added early return.
18433 (put_mangled_filename): Ditto.
18434 (finish_root_table): Added check for base_files.
18435 (write_roots): Care about null when plugins.
18436 (main): Added plugin mode.
18438 2009-06-15 Ian Lance Taylor <iant@google.com>
18440 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18441 * gcov.c (read_count_file): Add braces around variables declared
18444 * c.opt (Wjump-misses-init): New warning.
18445 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18446 -Wall and -Wc++-compat if not already set.
18447 (c_common_post_options): Clear warn_jump_misses_init if it was not
18449 * c-decl.c (struct c_binding): Change type field to a union with
18450 new label field. Make it the first field in the struct. Update
18451 references to type to use u.type instead.
18452 (struct c_spot_bindings): Define.
18453 (struct c_goto_bindings): Define.
18454 (c_goto_bindings_p): Define, along with VECs.
18455 (struct c_label_vars): Define.
18456 (struct c_scope): Add has_label_bindings field.
18457 (bind_label, set_spot_bindings): New static functions.
18458 (decl_jump_unsafe, update_spot_bindings): New static functions.
18459 (update_label_decls): New static function.
18460 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18461 Update binding u.label field to shadowed field.
18462 (c_binding_start_stmt_expr): New function.
18463 (c_binding_end_stmt_expr): New function.
18464 (pushdecl): Don't call c_begin_vm_scope.
18465 (make_label): Add defining and p_label_vars parameters. Change
18467 (lookup_label): Correct test for whether a label has not yet been
18468 defined. Call bind_label rather than bind.
18469 (warn_about_goto): New static function.
18470 (lookup_label_for_goto): New function.
18471 (declare_label): Call bind_label rather than bind.
18472 (check_earlier_gotos): New static function.
18473 (define_label): Don't give errors about jumping into statement
18474 expressions or scopes of variably modified types. Call
18475 set_spot_bindings and check_earlier_gotos. Call bind_label
18476 instead of bind. Don't set label_context_stack_se or
18477 label_context_stack_vm.
18478 (c_get_switch_bindings): New function.
18479 (c_release_switch_bindings): New function.
18480 (c_check_switch_jump_warnings): New function.
18481 (start_function): Don't set label_context_stack_se or
18482 label_context_stack_vm.
18483 (finish_function): Likewise.
18484 * c-typeck.c (label_context_stack_se): Don't define.
18485 (label_context_stack_vm): Don't define.
18486 (c_finish_goto_label): Call lookup_label_for_goto rather than
18487 lookup_label. Don't give errors about jumping into a statement
18488 expression or the scope of a variably modified type. Don't set
18489 label_context_stack_se or label_context_stack_vm.
18490 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18491 fields. Add bindings field.
18492 (c_start_case): Don't set deleted fields. Set bindings field.
18493 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18494 or blocked_vm. Call c_check_switch_jump_warnings.
18495 (c_finish_case): Don't test blocked_stmt_expr field. Call
18496 c_release_switch_bindings.
18497 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18498 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18499 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18500 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18501 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18502 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18503 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18504 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18505 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18506 (C_DECL_UNJUMPABLE_VM): Don't define.
18507 (C_DECL_UNDEFINABLE_VM): Don't define.
18508 (struct c_label_list): Don't define.
18509 (struct c_label_context_se): Don't define.
18510 (struct c_label_context_vm): Don't define.
18511 (struct c_spot_bindings): Declare.
18512 (c_bindings_start_stmt_expr): Declare.
18513 (c_bindings_end_stmt_expr): Declare.
18514 (lookup_label_for_goto): Declare.
18515 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18516 (c_check_switch_jump_warnings): Declare.
18517 (label_context_stack_se, label_context_stack_vm): Don't declare.
18518 (c_finish_goto_label): Update declaration.
18519 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18520 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18521 (Warning Options): Document -Wjump-misses-init.
18523 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18525 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18528 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18530 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18532 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18534 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18536 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18538 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18540 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18542 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18543 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18544 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18545 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18546 * dwarf2asm.c (dw2_force_const_mem): Update call to
18547 make_decl_one_only.
18548 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18549 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18550 * langhooks.c (lhd_comdat_group): Remove.
18551 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18552 * tree.h (DECL_COMDAT_GROUP): New.
18553 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18554 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18555 (make_decl_one_only): Change signature.
18556 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18557 make_decl_one_only.
18558 (make_decl_one_only): Change signature.
18559 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18561 2009-06-15 Richard Guenther <rguenther@suse.de>
18563 PR middle-end/40439
18564 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18566 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18568 * tree-ssa-math-opts.c: Remove extra divide.
18570 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18572 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18574 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18576 * passes.c: Add bswap pass.
18577 * tree-pass.h: Add pass_optimize_bswap declaration.
18578 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18579 Include rtl.h, expr.h and optabs.h for optab_handler check.
18580 (struct symbolic_number, pass_optimize_bswap): New definition.
18581 (do_shift_rotate, verify_symbolic_number_p): New functions.
18582 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18583 (gate_optimize_bswap): New function.
18584 * tree.c (widest_int_cst_value): New function.
18585 * tree.h (widest_int_cst_value): Prototype added.
18587 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18589 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18590 REG_EQUAL/REG_EQUIV notes.
18592 2009-06-14 Richard Guenther <rguenther@suse.de>
18594 PR middle-end/40389
18595 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18596 has its address taken if NRV was applied and it is addressable.
18597 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18598 function split out from ...
18599 (get_constraint_for_1): ... here.
18600 (handle_rhs_call): Use it to mark the return slot escaped if
18601 it is addressable and NRV was applied.
18603 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18605 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18606 Change first argument type to location_t.
18607 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18608 Do not set input_location.
18609 Use loc instead of input_location throughout.
18611 2009-06-13 Richard Guenther <rguenther@suse.de>
18613 PR tree-optimization/40421
18614 * tree-predcom.c (should_unroll_loop_p): Remove.
18615 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18617 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18619 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18620 Add location argument.
18622 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18624 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
18626 * config/s390/s390.c (s390_build_builtin_va_list): Same.
18627 (s390_gimplify_va_arg): Pass location to create_artificial_label.
18628 * config/spu/spu-protos.h: Add location to
18629 spu_resolve_overloaded_builtin.
18630 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
18631 spu_build_builtin_va_list.
18632 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
18633 argument. Pass location to build_function_call_vec.
18634 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
18636 (emit_fpu_switch): Same.
18637 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
18638 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
18639 to build_decl and create_artificial_label.
18640 (xtensa_gimplify_va_arg_expr): Same.
18641 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
18642 (xstormy16_gimplify_va_arg_expr): Same.
18643 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
18644 * config/arm/arm.c (arm_build_builtin_va_list): Same.
18645 * config/mips/mips.c (mips_build_builtin_va_list): Same.
18646 (mips16_build_function_stub): Same.
18647 (mips16_build_call_stub): Same.
18649 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
18652 * arm/constraints.md (Pa, Pb): New constraints.
18653 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
18654 split pattern to deal with them.
18656 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
18658 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
18659 fix index entry for -Xpreprocessor.
18661 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18663 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18664 Add location argument to build_decl call.
18665 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
18666 (rs6000_init_builtins): Same.
18667 (spe_init_builtins): Same.
18668 (rs6000_gimplify_va_arg): Add location argument to
18669 create_artificial_label call.
18671 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
18673 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
18674 * combine-stack-adj.c (pass_stack_adjustments): Use it.
18675 * Makefile.in: Fix GGC dependency for gcse.o.
18677 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
18679 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
18680 * gimple-pretty-print.c (dump_gimple_stmt): Same.
18681 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
18683 * c-parser.c (c_parser_binary_expression): Use current column while
18684 building binary operations.
18685 * common.opt (fshow-column): Enable by default.
18686 * tree-vrp.c (check_array_ref): Use warning_at.
18687 (check_array_bounds): Use location from call back if expr has no
18689 * tree.h: Add location argument to maybe_fold_*.
18690 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
18691 (maybe_fold_offset_to_array_ref): Add location argument and use it.
18692 (maybe_fold_offset_to_component_ref): Same.
18693 (maybe_fold_offset_to_reference): Same.
18694 (maybe_fold_offset_to_address): Same.
18695 (maybe_fold_stmt_indirect): Same.
18696 (maybe_fold_stmt_addition): Same.
18697 (fold_stmt_r): Pass location to maybe_fold_*.
18698 (fold_gimple_assign): Same.
18699 * c-tree.h: Add location argument to finish_decl,
18700 default_function_array_conversion, store_init_value.
18701 * c-decl.c (define_label): Use error_at.
18702 (c_make_fname_decl): Pass location to finish_decl.
18703 (finish_decl): New location argument.
18704 (build_compound_literal): Pass location to store_init_value.
18705 (grokdeclarator): Pass location to finish_decl.
18707 * c-typeck.c (array_to_pointer_conversion): New location argument.
18708 (function_to_pointer_conversion): Same.
18709 (default_function_array_conversion): Same.
18710 (parser_build_unary_op): Pass location to overflow_warning.
18711 (parser_build_binary_op): Same. Use warning_at.
18712 (build_unary_op): Pass location to array_to_pointer_conversion.
18713 (build_c_cast): Pass location to digest_init.
18714 (build_modify_expr): New location argument.
18715 (convert_for_assignment): Same.
18716 (store_init_value): Same.
18717 (digest_init): Same.
18718 (output_init_element): Pass location to digest_init and
18719 array_to_pointer_conversion.
18720 (c_finish_return): Pass location to convert_for_assignment.
18721 * gimplify.c (gimplify_conversion): Pass location to
18722 maybe_fold_offset_to_address.
18723 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
18724 to maybe_fold_stmt_addition.
18725 * c-omp.c (c_finish_omp_atomic): Pass new location to
18727 (c_finish_omp_for): Same.
18728 * c-common.c (overflow_warning): New argument.
18729 * c-common.h: New argument to build_modify_expr, overflow_warning.
18730 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
18732 (c_parser_initializer): Pass location to
18733 default_function_array_conversion.
18734 (c_parser_initelt): Same.
18735 (c_parser_initval): Same.
18736 (c_parser_asm_operands): Same.
18737 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
18738 (c_parser_conditional_expression): Same.
18739 (c_parser_binary_expression): Add location info to stack. Use it.
18740 (c_parser_unary_expression): Pass location to
18741 default_function_array_conversion, parser_build_unary_op,
18742 build_indirect_ref, c_parser_postfix_expression_after_primary.
18743 (c_parser_postfix_expression_after_primary): New location argument.
18745 (c_parser_expression_conv): Pass location to
18746 default_function_array_conversion.
18747 (c_parser_expr_list): Same.
18748 (c_parser_omp_atomic): Same.
18749 (c_parser_omp_for_loop): Same.
18750 * c-tree.h (struct c_declarator): Add comment to id_loc.
18751 (build_array_declarator): New argument.
18752 * c-decl.c (build_array_declarator): Add location argument.
18753 (grokdeclarator): Set id_loc for cdk_array.
18754 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
18755 build_array_declarator.
18756 * tree.c (build_omp_clause): Add location argument.
18757 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
18758 (OMP_CLAUSE_LOCATION): New macro.
18759 (struct tree_omp_clause): Add location field.
18760 (build_omp_clause): Add argument.
18761 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
18763 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
18764 (cp_parser_omp_clause_collapse): Same.
18765 (cp_parser_omp_clause_default): Same.
18766 (cp_parser_omp_clause_if): Same.
18767 (cp_parser_omp_clause_nowait): Same.
18768 (cp_parser_omp_clause_num_threads): Same.
18769 (cp_parser_omp_clause_ordered): Same.
18770 (cp_parser_omp_clause_schedule): Same.
18771 (cp_parser_omp_clause_untied): Same.
18772 (cp_parser_omp_for_loop): Same.
18773 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18774 * c-tree.h (c_start_case): Add location argument.
18775 (c_process_expr_stmt): Same.
18776 (c_finish_goto_*): Same.
18777 * tree-parloops.c (initialize_reductions): Pass location to
18779 (create_parallel_loop): Same.
18780 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
18781 (gfc_trans_omp_reduction_list): Same.
18782 (gfc_trans_omp_clauses): Same.
18783 (gfc_trans_omp_do): Same.
18784 * c-typeck.c (c_finish_goto_label): Same.
18785 (c_finish_goto_ptr): New location argument.
18786 (c_start_case): Same.
18787 (emit_side_effect_warnings): Same.
18788 (c_process_expr_stmt): Same.
18789 (c_finish_stmt_expr): Same.
18790 (c_finish_omp_clauses): Use error_at instead of error.
18791 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
18793 * c-omp.c (c_split_parallel_clauses): New location argument.
18794 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
18795 to build_omp_clause.
18796 (convert_local_reference_stmt): Same.
18797 (convert_gimple_call): Same.
18798 * c-common.h (c_split_parallel_clauses): New argument.
18799 * c-parser.c (c_parser_statement_after_labels): Pass location to
18800 c_finish_goto_label.
18801 (c_parser_switch_statement): Pass location to c_start_case.
18802 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
18803 and c_process_expr_stmt.
18804 (c_parser_omp_variable_list): Add location argument.
18805 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
18806 (c_parser_omp_clause_default): Same.
18807 (c_parser_omp_clause_if): Same.
18808 (c_parser_omp_clause_num_threads): Same.
18809 (-c_parser_omp_clause_ordered): Same.
18810 (c_parser_omp_clause_reduction): Pass location to
18811 c_parser_omp_variable_list.
18812 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
18813 (c_parser_omp_clause_untied): Same.
18814 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
18815 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
18817 * c-tree.h (check_for_loop_decls, undeclared_variable,
18818 build_component_ref, build_array_ref, build_external_ref,
18819 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
18820 build_conditional_expr, build_compound_expr, c_cast_expr,
18821 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
18822 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
18824 * c-semantics.c (build_stmt): Same.
18825 (build_case_label): Same.
18826 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
18827 (undeclared_variable): New argument.
18828 (make_label): Same.
18829 (lookup_label): Pass location on down.
18830 (define_label): Same.
18831 (finish_decl): Same.
18832 (build_compound_literal): Same.
18833 (finish_struct): Same.
18834 (finish_function): Do not set location here.
18835 (check_for_loop_decls): New argument.
18836 * tree.c (save_expr): Set location.
18837 (build_empty_stmt): New argument.
18838 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
18839 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
18840 * builtins.c (gimplify_va_arg_expr): Use locations.
18841 (expand_builtin_sync_operation): Same.
18842 * c-typeck.c (build_component_ref): New argument.
18843 (build_array_ref): Same.
18844 (build_external_ref): Same.
18845 (c_expr_sizeof_expr): Same.
18846 (c_expr_sizeof_type): Same.
18847 (parser_build_unary_op): Same.
18848 (build_conditional_expr): Same.
18849 (build_compound_expr): Pass location on down.
18850 (build_compound_expr): New argument.
18851 (build_c_cast): Same.
18852 (c_cast_expr): Same.
18853 (build_asm_expr): Same.
18854 (c_finish_return): Same.
18855 (c_process_expr_stmt): Pass location on down.
18856 (c_finish_stmt_expr): New argument.
18857 (push_clenaup): Same.
18858 (c_finish_omp_parallel): Same.
18859 (c_finish_omp_task): Same.
18860 * gimplify.c (gimplify_call_expr): Pass location on down.
18861 * c-omp.c (c_finish_omp_master): New argument.
18862 (c_finish_omp_critical): Same.
18863 (c_finish_omp_ordered): Same.
18864 (c_finish_omp_barrier): Same.
18865 (-c_finish_omp_taskwait): Same.
18866 (c_finish_omp_atomic): Same.
18867 (c_finish_omp_flush): Same.
18868 * tree-inline.c (copy_tree_body_r): Pass location on down.
18869 (inline_forbidden_p): Remove use of input_location.
18870 * c-gimplify.c (c_build_bind_expr): New argument.
18871 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
18872 (c_sizeof_or_alignof_type): New argument.
18873 (c_alignof_expr): Same.
18874 (build_va_arg): Same.
18875 (c_add_case_label): Same.
18876 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
18877 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
18878 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
18879 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
18880 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
18881 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
18883 * stub-objc.c (objc_build_selector_expr): Same.
18884 (objc_build_throw_stmt): Same.
18885 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
18886 (c_parser_initelt): Same.
18887 (c_parser_compound_statement): Same.
18888 (c_parser_compound_statement_nostart): Same.
18889 (c_parser_label): Same.
18890 (c_parser_statement_after_labels): Same.
18891 (c_parser_if_body): Same.
18892 (c_parser_else_body): Same.
18893 (c_parser_if_statement): Same.
18894 (c_parser_switch_statement): Same.
18895 (c_parser_while_statement): Same.
18896 (c_parser_do_statement): Same.
18897 (c_parser_for_statement): Same.
18898 (c_parser_asm_statement): Same.
18899 (c_parser_conditional_expression): Same.
18900 (c_parser_binary_expression): Same.
18901 (c_parser_cast_expression): Same.
18902 (c_parser_unary_expression): Same.
18903 (c_parser_sizeof_expression): Same.
18904 (c_parser_alignof_expression): Same.
18905 (c_parser_postfix_expression): Same.
18906 (c_parser_expression): Same.
18907 (c_parser_objc_receiver): Same.
18908 (c_parser_omp_variable_list): Same.
18909 (c_parser_omp_structured_block): Same.
18910 (c_parser_omp_atomic): New argument.
18911 (c_parser_omp_barrier): Same.
18912 (c_parser_omp_critical): Same.
18913 (c_parser_omp_flush): Pass location on down.
18914 (c_parser_omp_for_loop): New argument.
18915 (c_parser_omp_for): Same.
18916 (c_parser_omp_master): Same.
18917 (c_parser_omp_ordered): Same.
18918 (c_parser_omp_sections_scope): Same.
18919 (c_parser_omp_sections): Same.
18920 (c_parser_omp_parallel): Same.
18921 (c_parser_omp_single): Same.
18922 (c_parser_omp_task): Same.
18923 (c_parser_omp_taskwait): Pass location on down.
18924 (c_parser_omp_construct): Same.
18925 (c_parser_omp_threadprivate): Same.
18926 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
18927 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
18928 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
18929 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
18930 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
18931 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
18932 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
18933 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
18934 config/i386/i386.c, stmt.c:
18935 Add location argument to the following function definitions and/or
18936 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
18937 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
18938 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
18939 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
18940 do_case, c_finish_bc_stmt, build_compound_literal,
18941 build_function_call.
18942 * c-decl.c (build_compound_literal): Add location argument.
18943 Make all diagnostic calls use location.
18944 (start_struct): Same.
18945 (finish_struct): Same.
18946 (start_enum): Same.
18947 (build_enumerator): Same.
18948 (start_function): Same.
18949 (grokdeclarator): Make all diagnostic calls use location.
18950 (store_parm_decls_oldstyle): Same.
18951 * c-typeck.c (build_function_call): Add location argument.
18952 Make all diagnostic calls use location.
18954 (c_finish_bc_stmt): Same.
18955 * tree-nested.c (get_trampoline_type): Add argument.
18956 Pass location to build_decl.
18957 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
18958 * rtl.h (RTL_LOCATION): New.
18959 * c-common.c (c_add_case_label): Add location argument.
18960 Make all diagnostic calls use location.
18961 * c-common.h: Add location argument to make_fname_decl, do_case,
18962 c_add_case_label, build_function_call, resolve_overloaded_builtin.
18963 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
18964 Set it appropriately for every case. Pass enum_loc to start_enum
18965 call. Pass value_loc first to build_enumerator. Pass enum_loc to
18967 (c_parser_struct_or_union_specifier): Save location. Use it for
18968 start_struct, finish_struct, and parser_xref_tag.
18970 2009-06-12 Ian Lance Taylor <iant@google.com>
18972 * fold-const.c (fold_unary): Rename local variable and to and_expr.
18974 * c-opts.c (c_common_handle_option): For -Wc++-compat set
18975 cpp_opts->warn_cxx_operator_names.
18977 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
18980 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
18981 is returns NULL and OP is a VCE, look through the VCE.
18983 2009-06-12 Ian Lance Taylor <iant@google.com>
18986 * collect2.c (main): Use CONST_CAST2 in code inside #if
18987 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
18989 2009-06-12 Joey Ye <joey.ye@intel.com>
18991 PR middle-end/39146
18992 * cfgexpand.c (get_decl_align_unit): Update
18993 max_used_stack_slot_alignment with align instead of
18994 stack_alignment_needed.
18996 * function.c (assign_stack_local_1): Update
18997 max_used_stack_slot_alignment with alignment_in_bits instead
18998 of stack_alignment_needed.
18999 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19002 2009-06-12 Jakub Jelinek <jakub@redhat.com>
19004 * dwarf2out.c (last_var_location_insn): New variable.
19005 (dwarf2out_end_epilogue): Clear last_var_location_insn.
19006 (dwarf2out_var_location): Don't record anything after last real
19007 insn. Only change labels if there were any real instructions
19008 in between last note and this one, or if changed sections.
19010 2009-06-11 Richard Henderson <rth@redhat.com>
19012 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19013 note when storing the frame pointer in a register.
19014 (FRP): Don't redefine to nothing for epilogue.
19015 (alpha_expand_epilogue): Mark register and sp restores.
19016 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19018 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19019 when gen_lowpart is needed.
19021 2009-06-11 Richard Henderson <rth@redhat.com>
19023 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19025 * dwarf2out.c (need_data_align_sf_opcode): New.
19026 (div_data_align): Move earlier.
19027 (def_cfa_1, reg_save): Use it.
19029 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19031 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19032 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19033 (ix86_handle_option): Handle OPT_mcrc32.
19034 (ix86_target_string): Add -mcrc32.
19035 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19037 * config/i386/i386.h (TARGET_CRC32): New.
19039 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19040 (sse4_2_crc32di): Likewise.
19042 * config/i386/i386.opt (mcrc32): New.
19044 * doc/invoke.texi: Document -mcrc32.
19046 2009-06-11 Richard Henderson <rth@redhat.com>
19048 * common.opt (gdwarf-): Accept a version number.
19049 * doc/invoke.texi (gdwarf-): Update docs.
19050 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19051 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19052 version level, and record it.
19054 * dwarf2.h (DW_CIE_VERSION): Remove.
19055 * dwarf2out.c (DWARF_VERSION): Remove.
19056 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19057 (output_call_frame_info): Use CIE version 3 for dwarf3,
19058 or if the return register column is out of range for version 1.
19059 (dwarf_stack_op_name): Add all dwarf3 values.
19060 (DEBUG_PUBTYPES_SECTION): New.
19061 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19062 encoding change for dwarf3.
19063 (output_die) [dw_val_class_die_ref]: Likewise.
19064 (output_compilation_unit_header): Emit correct version for dwarf3.
19065 (output_line_info): Likewise.
19066 (output_pubnames): Update for DWARF_VERSION removal.
19067 (output_aranges): Likewise.
19068 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19069 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19070 (dwarf2out_finish): Likewise.
19072 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19074 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19077 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19080 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19081 * builtins.c (expand_builtin_unreachable): New function.
19082 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19083 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19084 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19086 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19087 searching for missing barriers.
19089 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19091 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19092 when -fprofile-generate* was passed.
19093 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19095 2009-06-11 Anthony Green <green@moxielogic.com>
19097 * config/moxie/moxie.md: Define length attribute for all instructions.
19099 (*b<cond:code>): Support limited branch ranges for new PC-relative
19100 branch instructions.
19101 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19103 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19105 * config/i386/i386.c (min_insn_size): Use get_attr_length
19106 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19107 For __asm return 0.
19109 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19110 instead of emit_insn_before.
19112 2009-06-10 Ian Lance Taylor <iant@google.com>
19115 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19118 2009-06-10 Revital Eres <eres@il.ibm.com>
19120 * passes.c (init_optimization_passes): Reschedule
19121 predictive-commoning pass before complete unroll pass.
19123 2009-06-10 Martin Jambor <mjambor@suse.cz>
19125 * cgraph.c (cgraph_node_can_be_local_p): New function.
19126 (cgraph_make_node_local): New function.
19127 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19128 (cgraph_make_node_local): Declare.
19130 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19132 * tree.h (tree_base): Add packed_flag and user_align fields.
19133 Decrease size of spare field.
19134 (TYPE_USER_ALIGN): Use user_align from tree_base.
19135 (DECL_USER_ALIGN): Likewise.
19136 (TYPE_PACKED): Use packed_flag from tree_base.
19137 (DECL_PACKED): Likewise.
19138 (tree_type): Delete packed_flag and user_align fields. Widen
19139 precision field. Widen mode field and shuffle fields to align
19140 mode on an 8-bit boundary.
19141 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19142 Renumber decl_flag_* fields. Fix comments. Widen
19143 decl_common_unused field.
19144 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19145 (DECL_EXTERNAL): Likewise.
19146 (DECL_BIT_FIELD): Likewise.
19147 (DECL_NONADDRESSABLE_P): Likewise.
19148 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19149 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19151 2009-06-10 Ian Lance Taylor <iant@google.com>
19153 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19154 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19155 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19156 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19157 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19158 DEF_VEC_ALLOC_FUNC_P.
19159 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19160 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19161 DEF_VEC_ALLOC_FUNC_O.
19162 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19163 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19164 DEF_VEC_ALLOC_FUNC_I.
19165 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19166 (vec_stack_p_reserve_exact_1): Declare.
19167 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19168 (vec_stack_free): Declare.
19169 (VEC_stack_alloc): Define.
19170 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19171 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19172 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19173 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19175 (stack_vecs): New static variable.
19176 (vec_stack_p_reserve_exact_1): New function.
19177 (vec_stack_o_reserve_1): New static function.
19178 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19179 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19180 (vec_stack_free): New function.
19181 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19182 (VEC_df_ref_stack_alloc): Define.
19183 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19184 DEF_VEC_ALLOC_P_STACK.
19185 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19186 (struct df_collection_rec): Change _vec fields to VEC. Remove
19188 (df_free_collection_rec): Adjust for new fields.
19189 (df_insn_rescan): Use new df_collection_rec fields.
19190 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19191 (df_ref_create_structure, df_ref_record): Likewise.
19192 (df_get_conditional_uses, df_get_call_refs): Likewise.
19193 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19194 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19195 (df_record_exit_block_uses, df_bb_verify): Likewise.
19196 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19197 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19198 Remove count parameter. Change return type to void. Change all
19200 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19201 Remove count parameter. Change return type to void. Change all
19203 (df_install_refs): Change old_vec parameter to VEC. Remove count
19204 parameter. Change all callers.
19205 (df_install_mws): Change old_vec parameter to VEC. Remove count
19206 parameter. Change all callers.
19207 (df_refs_verify): Change new_rec parameter to VEC. Change call
19209 (df_mws_verify): Likewise.
19211 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19213 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19215 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19217 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19219 2009-06-10 Anthony Green <green@moxielogic.com>
19221 * config/moxie/crti.asm: New file.
19222 * config/moxie/crtn.asm: New file.
19223 * config/moxie/moxie.c: New file.
19224 * config/moxie/moxie.h: New file.
19225 * config/moxie/sfp-machine.h: New file.
19226 * config/moxie/moxie-protos.h: New file.
19227 * config/moxie/t-moxie: Created.
19228 * config/moxie/t-moxie-softfp: Created.
19229 * config/moxie/moxie.md: Created.
19230 * config/moxie/constraints.md: Created.
19231 * config.gcc: Add moxie support.
19232 * doc/md.texi (Machine Constraints): Add moxie constraints.
19233 * doc/contrib.texi (Contributors): Mention moxie port.
19234 * doc/install.texi (Specific): Mention the moxie port.
19236 2009-06-09 Ian Lance Taylor <iant@google.com>
19238 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19239 compiling with C++.
19240 * optabs.c (optab_table): Only use designated initializers if
19241 HAVE_DESIGNATED_INITIALIZERS is defined.
19242 (convert_optab_table): Likewise.
19243 (init_optabs): Always call init_insn_codes if
19244 HAVE_DESIGNATED_INITIALIZERS is not defined.
19246 2009-06-09 Ian Lance Taylor <iant@google.com>
19248 * targhooks.c (default_builtin_vectorized_function): Change fn
19249 parameter to unsigned int.
19250 (default_builtin_vectorized_conversion): Change code parameter to
19252 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19253 * targhooks.h: Update declarations.
19254 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19255 parameter to unsigned int.
19257 * c-typeck.c (comptypes_check_enum_int): New static function.
19258 (comptypes_internal): Add enum_and_int_p parameter. Change all
19260 (comp_target_types): Add location parameter. Change all callers.
19261 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19262 Change all callers.
19263 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19264 (build_conditional_expr): Add colon_loc parameter. Change all
19266 (convert_for_assignment): Add location parameter. Change all callers.
19267 * c-parser.c (c_parser_conditional_expression): Pass location of
19268 colon to build_conditional_expr.
19269 * c-tree.h (build_conditional_expr): Update declaration.
19271 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19273 * graphite.c: Revert previous patch.
19275 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19278 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19280 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19282 * tree-ssa-loop-prefetch.c
19283 (loop_prefetch_arrays): Fixed a portability problem in printf format
19286 2009-06-09 Martin Jambor <mjambor@suse.cz>
19288 PR tree-optimization/40351
19289 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19290 refrence to a potential artifical subaccess can be constructed.
19292 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19294 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19295 (sh_override_options): Likewise.
19296 * config/sh/sh.c: Include params.h.
19297 (sh_optimization_options): New.
19298 (sh_override_options): Likewise.
19299 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19300 (OVERRIDE_OPTIONS): Use sh_override_options.
19302 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19304 * dwarf2out.c (emit_cfa_remember): New variable.
19305 (add_fde_cfi): If emit_cfa_remember, recurse to add
19306 DW_CFA_remember_state first.
19307 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19308 instead just set emit_cfa_remember.
19310 2009-06-08 Jan Hubicka <jh@suse.cz>
19313 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19315 2009-06-08 Jan Hubicka <jh@suse.cz>
19317 PR middle-end/39834
19318 * cgraphunit.c (save_inline_function_body): Do not copy transform
19319 hooks for saved inline bodies.
19320 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19321 for given function.
19323 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19325 * jump.c (returnjump_p): Handle delayed branches. Add missing
19328 2009-06-08 Jan Hubicka <jh@suse.cz>
19330 PR middle-end/40102
19331 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19332 original node might've been modified.
19333 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19335 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19337 * tree-object-size.c (addr_object_size): Add OSI argument.
19338 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19339 (compute_builtin_object_size, expr_object_size): Adjust callers.
19340 (plus_stmt_object_size): Call addr_object_size instead of
19341 compute_builtin_object_size.
19343 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19344 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19346 * tree-ssa-loop-prefetch.c
19347 (gather_memory_references): Introduced a counter for the number of
19349 (anything_to_prefetch_p): Introduced a counter for the number of
19351 (is_loop_prefetching_profitable): New function with a cost model
19353 (loop_prefetch_arrays): Use the new cost model to determine if
19354 prefetching is profitable.
19355 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19356 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19357 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19358 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19359 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19360 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19362 2009-06-08 Michael Matz <matz@suse.de>
19365 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19366 partitions use the same.
19367 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19368 for basevars of SSA_NAMEs.
19369 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19370 to not expand them twice.
19371 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19374 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19376 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19377 (fdump-final-insns=, gtoggle): New.
19378 * doc/invoke.texi: Document them.
19379 * final.c (rest_of_clean_state): Dump final insn stream.
19380 * gcc.c (invoke_as): Hook in -fcompare-debug.
19381 (static_spec_functions): Add compare-debug-dump-opt,
19382 compare-debug-self-opt and compare-debug-auxbase-opt.
19383 (compare_debug, compare_debug_second, compare_debug_opt): New.
19384 (switches_debug_check, n_switches_debug_check): New.
19385 (debug_auxbase_opt, debug_check_temp_file): New.
19386 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19388 (do_self_spec): Handle arguments after switches.
19389 (do_spec_1): Add .gk extension to temp file basenames for compare.
19390 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19391 (cc1_options): Use it instead of normal auxbase computation for
19392 the second compare-debug compilation.
19393 (compare_files): New.
19394 (main): Set up and implement compare debug mode.
19395 (compare_debug_dump_opt_spec_function): New.
19396 (compare_debug_self_opt_spec_function): New.
19397 (compare_debug_auxbase_opt_spec_function): New.
19398 * toplev.c (process_options): Handle flag_gtoggle,
19399 flag_dump_final_insns.
19400 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19401 during -fcompare-debug-second compilation.
19403 2009-06-07 Ian Lance Taylor <iant@google.com>
19405 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19406 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19408 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19409 with no default node. Change warning with %H to warning_at.
19410 Don't clear warn_switch around case checking.
19411 * doc/invoke.texi (Warning Options): Clarify distinction between
19412 -Wswitch and -Wswitch-enum.
19414 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19416 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19418 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19420 * gbl-ctors.h: Add header guard.
19422 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19424 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19425 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19426 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19427 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19428 prototypes for removed functions.
19429 (expressions_equal_p): Move to ...
19430 * tree-ssa-sccvn.h: ... here and ...
19431 * matrix-reorg.c: ... adjust includes.
19433 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19435 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19437 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19439 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19440 (finish_function): Remove erroneous whitespace.
19442 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19444 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19445 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19447 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19449 * errors.c (internal_error): Commentary typo fix.
19450 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19451 * tree-ssa-pre.c: Ditto.
19453 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19455 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19456 them is supposed to hold actual statements.
19458 2009-06-06 Ian Lance Taylor <iant@google.com>
19460 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19461 empty statements can now have attributes.
19463 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19465 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19466 * config/mips/mips.md: Ditto.
19468 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19470 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19472 (__eabi_uconvert): Likewise.
19474 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19476 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19477 CFI_* definitions with IN_GCC.
19479 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19481 * xcoffout.h (xcoffout_source_line): Update prototype.
19483 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19485 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19486 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19488 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19490 PR middle-end/40340
19491 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19492 inlined_function_outer_scope_p blocks for artificial inlines
19494 * tree.c (tree_nonartificial_location): Rewrite using
19495 block_nonartificial_location.
19497 2009-06-05 Revital Eres <eres@il.ibm.com>
19498 Leehod Baruch <leehod@il.ibm.com>
19500 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19501 (expand_expr_real_1): Remove comment.
19502 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19503 Vectorize misaligned access when the target supports it.
19504 (vect_supportable_dr_alignment): Check for unaligned access support.
19505 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19508 2009-06-05 Julian Brown <julian@codesourcery.com>
19510 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19511 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19513 2009-06-05 Richard Guenther <rguenther@suse.de>
19516 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19517 as possibly unused.
19519 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19521 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19522 (save_gprs): Don't tell unwinder when a global register is saved.
19523 (s390_emit_epilogue): Emit needed epilogue unwind info.
19525 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19527 * dwarf2out.c (deferred_asm_name): New.
19528 (add_name_and_src_coords_attributes): Defer creation of
19529 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19531 (move_linkage_attr): New.
19532 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19535 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19537 * tree-nested.c (finalize_nesting_tree_1): Declare the
19538 frame_decl in the binding tree.
19540 2009-06-04 Cary Coutant <ccoutant@google.com>
19542 * basic-block.h (struct basic_block_def): Add discriminator field.
19543 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19545 * debug.c (do_nothing_debug_hooks): Add additional entry.
19546 (debug_nothing_int_charstar_int): New function.
19547 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19548 (debug_nothing_int_charstar_int): New declaration.
19549 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19550 discriminator value in .loc directive.
19551 * final.c (last_discriminator): New variable.
19552 (discriminator): New variable.
19553 (final_start_function): Initialize above variables, pass current
19554 discriminator to debug hook.
19555 (notice_source_line): Check for discriminator change.
19556 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19557 * sdbout.c (sdbout_source_line): New parameter.
19558 * tree-cfg.c (struct locus_discrim_map): New structure type.
19559 (discriminator_per_locus): New hash table.
19560 (build_gimple_cfg): Allocate and free discriminator hash table.
19561 (make_edges): Call assign_discriminator.
19562 (locus_map_hash): New function.
19563 (locus_map_eq): New function.
19564 (next_discriminator_for_locus): New function.
19565 (same_line_p): New function.
19566 (assign_discriminator): New function.
19567 (make_cond_expr_edges): Call assign_discriminator.
19568 (make_gimple_switch_edges): Likewise.
19569 (first_non_label_stmt): New function.
19570 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19572 * xcoffout.c (xcoffout_source_line): Add new parameter.
19574 * configure.ac (gcc_cv_as_discriminator): New configury check for
19575 gas support for discriminator.
19576 * configure: Regenerate.
19577 * config.in: Regenerate.
19579 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19581 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19582 val after checking for integers.
19584 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19586 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19588 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19589 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19590 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19591 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19592 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19593 X64_SSE_REGPARM_MAX.
19594 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19595 X64_SSE_REGPARM_MAX.
19597 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19599 * gcc.c (report_times_to_file): New.
19600 (execute): Implement it.
19601 (process_command): Support -time=.
19602 * doc/invoke.texi: Document it.
19604 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19606 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19607 that have value exprs.
19609 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19611 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19612 declarations for constants until...
19613 (dw2_output_indirect_constant_1): ... this point.
19615 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19618 * arm.md (arm_addsi3): Don't try to split an add with an
19619 eliminable register until after reload has completed.
19621 2009-06-03 Ian Lance Taylor <iant@google.com>
19623 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
19624 * genattrtab.c (write_length_unit_log): Likewise.
19625 * genchecksum.c (dosum): Likewise.
19626 * gengtype.c (write_rtx_next): Likewise.
19627 (finish_root_table, write_roots): Likewise.
19628 * gimple.c (gimple_ops_offset_): Likewise.
19629 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
19630 * config/arc/arc.c (arc_attribute_table): Likewise.
19631 * config/arm/arm.c (arm_attribute_table): Likewise.
19632 * config/avr/avr.c (avr_attribute_table): Likewise.
19633 * config/crx/crx.c (crx_attribute_table): Likewise.
19634 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
19635 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
19636 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
19637 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
19638 * config/sh/sh.c (sh_attribute_table): Likewise.
19639 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
19640 * config/spu/spu.c (spu_attribute_table): Likewise.
19641 * config/v850/v850.c (v850_attribute_table): Likewise.
19643 * config/alpha/alpha.c (vms_attribute_table): Make static.
19644 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
19645 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
19646 * config/mips/mips.c (mips_attribute_table): Likewise.
19648 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
19650 (cc1-checksum.o): Likewise.
19652 2009-06-03 Steve Ellcey <sje@cup.hp.com>
19654 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
19656 2009-06-03 Jakub Jelinek <jakub@redhat.com>
19658 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
19659 insn if it is changing sp. Use gen_add3_insn instead of
19660 conditionally gen_addsi3 and gen_adddi3.
19661 (offset_below_red_zone_p): New static inline function.
19662 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
19663 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
19664 * config/rs6000/ppc-asm.h: Include auto-host.h.
19665 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
19666 CFI_RESTORE): Define.
19667 * config/rs6000/crtresxgpr.asm: Add unwind info.
19668 * config/rs6000/crtresxfpr.asm: Likewise.
19669 * config/rs6000/crtresgpr.asm: Likewise.
19670 * config/rs6000/crtresfpr.asm: Likewise.
19671 * config/rs6000/crtsavgpr.asm: Likewise.
19672 * config/rs6000/crtsavfpr.asm: Likewise.
19674 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
19675 argument of DWARF2_FRAME_REG_OUT macros.
19677 2009-06-03 Julian Brown <julian@codesourcery.com>
19679 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
19680 words or less (including TImode) in core registers.
19682 2009-06-03 Richard Guenther <rguenther@suse.de>
19684 PR middle-end/40328
19685 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
19687 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
19689 * statistics.c (statistics_counter_event): Do not record event
19690 in pass dump if its number == -1.
19691 (curr_statistics_hash): Add assert that we never get passes
19692 with static number == -1.
19694 2009-06-03 Richard Guenther <rguenther@suse.de>
19695 Andrey Belevantsev <abel@ispras.ru>
19697 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
19698 non-BLKmode arrays addressable.
19700 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
19702 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
19703 * config/m68k/m68k.h: ... here.
19705 2009-06-03 Martin Jambor <mjambor@suse.cz>
19707 PR tree-optimization/40323
19708 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
19711 2009-06-03 Richard Guenther <rguenther@suse.de>
19713 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19716 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
19718 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
19719 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
19720 JUMP_TABLE_DATA_P where applicable.
19721 * config/sh/sh.c: Ditto.
19722 * config/sh/sh.h: Ditto.
19723 * config/sh/sh.md: Ditto.
19724 * config/sh/symbian.c: Ditto.
19726 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
19728 * config/i386/driver-i386.c (describe_cache): Optimize
19729 concatenation of strings. Use snprintf instead of sprintf.
19730 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
19731 target when not compiling with GCC.
19733 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
19735 * config/sh/sh.c: Revert last change.
19736 (sh_expand_epilogue): Emit a blockage insn before the frame
19737 pointer adjustment unconditionally.
19739 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19741 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
19742 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
19743 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
19744 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
19745 to COLLECT_GCC_OPTIONS.
19747 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19749 * collect2.c (target_system_root): New variable.
19750 (main): Handle --sysroot=.
19751 (ignore_library): Strip the sysroot from the library path.
19753 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19755 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
19756 (collect2.o): Depend on collect2-aix.h.
19757 (collect2-aix.o): New rule.
19758 * collect2-aix.h: New file.
19759 * collect2-aix.c: Likewise.
19760 * collect2.c: Include collect2-aix.h. Don't undefine
19761 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
19762 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
19763 Use TARGET_AIX_VERSION instead of _AIX51.
19764 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
19765 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
19766 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
19767 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
19768 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
19770 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19772 * collect2.c (ignore_library): Avoid premature post-increment
19773 and null deference.
19775 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
19777 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
19778 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
19779 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
19780 CROSS_DIRECTORY_STRUCTURE too.
19781 (LINK_LIBG_SPEC): Likewise.
19782 (LIB_SPEC): Add %R to sysroot paths.
19783 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
19784 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
19785 * config/rs6000/aix51.h: As for aix43.h.
19786 * config/rs6000/aix52.h: Likewise.
19787 * config/rs6000/aix53.h: Likewise.
19788 * config/rs6000/aix61.h: Likewise.
19789 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
19790 to the beginning of sysroot paths.
19792 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19794 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
19795 INSN_LISTs that are out of the REG_NOTE range.
19797 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19799 * loop-unroll.c (struct iv_to_split): Add pointer to next.
19800 (struct var_to_expand): Likewise.
19801 (struct opt_info): Add head and tail for linked lists of the above.
19802 (analyze_insn_to_expand_var): Initialize next.
19803 (analyze_iv_to_split_insn): Likewise.
19804 (analyze_insns_in_loop): Create linked lists.
19805 (allocate_basic_variable): Simplify for use without hash table.
19806 (insert_var_expansion_initialization): Likewise, make it type-safer.
19807 (combine_var_copies_in_loop_exit): Likewise.
19808 (apply_opt_in_copies): Walk lists rather than hash tables.
19809 (release_var_copies): Simplified and inlined by hand into...
19810 (free_opt_info): ... this function.
19812 2009-06-02 Richard Guenther <rguenther@suse.de>
19814 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
19817 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19819 * cfgexpand.c (gimple_expand_cfg): Discard the source location
19820 only for builtins that are not overridden.
19822 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19824 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
19827 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19829 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
19831 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19833 * combine.c (move_deaths): Compare LUIDs within the same BB only.
19835 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
19837 * common.opt (fdump-unnumbered-links): New.
19838 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
19839 * print-rtl.c (flag_dump_unnumbered_links): New.
19840 (print_rtx): Test it.
19842 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
19844 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
19845 push/pop multiple to 8-byte alignment.
19847 2009-06-01 Jakub Jelinek <jakub@redhat.com>
19849 * config/i386/i386.c (queued_cfa_restores): New static variable.
19850 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
19852 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
19853 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
19854 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
19855 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
19856 note unconditionally.
19857 (ix86_emit_restore_regs_using_mov): Likewise.
19858 (ix86_emit_restore_sse_regs_using_mov): Likewise.
19859 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
19860 it through to ix86_emit_restore_reg_using_pop.
19861 (ix86_emit_leave): Add RED_OFFSET argument. Call
19862 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
19863 instead of adding REG_CFA_OFFSET note unconditionally.
19864 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
19865 the above functions. Call ix86_add_queued_cfa_restore_notes when
19868 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
19869 force output of the label even for dwarf2out_do_cfi_asm.
19870 (add_fde_cfi): If -g2 and above and cfi might change CFA,
19871 force creation of CFI label and chain DW_CFA_set_loc jumping to it
19872 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
19874 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
19875 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
19876 dwarf2out_cfi_label callers.
19877 * tree.h (dwarf2out_cfi_label): Adjust prototype.
19878 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
19879 Adjust dwarf2out_cfi_label callers.
19880 * config/vax/vax.c (vax_output_function_prologue): Likewise.
19882 * config/i386/i386.h (struct machine_cfa_state,
19883 struct machine_function): Guard with ifndef USED_FOR_TARGET
19884 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
19887 * emutls.c (__emutls_get_address): Change arr->size to mean number
19888 of allocated arr->data entries instead of # of slots + 1.
19890 PR middle-end/40316
19891 * recog.c (peep2_reinit_state): New function.
19892 (peephole2_init_state): Use it at the end of a basic block and also
19893 when seeing a RTX_FRAME_RELATED_P insn.
19895 2009-06-01 Steve Ellcey <sje@cup.hp.com>
19897 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
19898 fixuns_truncrfdi2): New.
19899 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
19900 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
19901 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
19902 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
19903 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
19904 *recip_approx): Remove.
19905 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
19906 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
19907 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
19909 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
19912 2009-06-01 Ian Lance Taylor <iant@google.com>
19914 * attribs.c (register_attribute): Use CONST_CAST.
19915 * collect2.c (main): Use CONST_CAST2.
19916 (scan_prog_file): Likewise.
19917 * gcc.c (process_command, main): Likewise.
19918 * toplev.c (toplev_main): Likewise.
19920 * c-typeck.c (handle_warn_cast_qual): New static function,
19921 partially broken out of build_c_cast.
19922 (build_c_cast): Call handle_warn_cast_qual.
19923 * doc/invoke.texi (Warning Options): Document new effect of
19926 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
19928 * diagnostic.c (diagnostic_build_prefix): Always print columns.
19929 (diagnostic_report_current_module): Print columns.
19930 * common.opt (flag_show_column): Enable by default.
19932 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
19934 * alias.c (find_base_term): Check for NULL term before returning.
19936 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19938 Revert due to PR40320:
19939 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19940 * calls.c (emit_library_call_value_1): Don't force_operand for move
19943 2009-06-01 Olivier Hainque <hainque@adacore.com>
19944 Eric Botcazou <ebotcazou@adacore.com>
19946 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
19947 to be processed as a bitfield for constructor output purposes.
19948 * output.h (initializer_constant_valid_for_bitfield_p): Declare
19950 * varasm.c (oc_local_state): New type, output_constructor
19951 local state to support communication with helpers.
19952 (oc_outer_state): New type, output_constructor outer state of
19953 relevance in recursive calls.
19954 (output_constructor_array_range): New output_constructor helper,
19955 extracted code for an array range element.
19956 (output_constructor_regular_field): New output_constructor helper,
19957 extracted code for an element that is not a bitfield.
19958 (output_constructor_bitfield): New output_constructor helper,
19959 extracted code for a bitfield element. Accept an OUTER state
19960 argument for recursive processing. Recurse on record or array
19961 CONSTRUCTOR values, possibly past noop conversions.
19962 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
19963 VALUE is a valid constant-valued expression for use in a static
19964 bit-field initializer.
19965 (output_constructor): Rework to use helpers. Accept and honor an
19966 OUTER state argument for recursive calls. Return total size. Be
19967 prepared for nested constructors initializing bitfields.
19968 (output_constant): Feed OUTER in calls to output_constructor.
19970 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
19972 * calls.c (emit_library_call_value_1): Don't force_operand for move
19975 2009-06-01 Nick Clifton <nickc@redhat.com>
19977 * doc/invoke.texi (IA-64 Options): Fix typo.
19979 2009-06-01 Ira Rosen <irar@il.ibm.com>
19981 PR tree-optimization/39129
19982 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
19984 (vect_do_peeling_for_loop_bound): Use
19985 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19986 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19987 (vect_loop_versioning): Likewise.
19988 (vect_create_cond_for_alias_checks): Fix indentation.
19989 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
19991 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
19992 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
19993 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
19994 "control flow in loop".
19995 (vect_estimate_min_profitable_iters): Use
19996 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
19997 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
19998 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
19999 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
20000 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
20001 statement belongs to a group of strided accesses with the exact code
20003 (vectorizable_load): Likewise.
20004 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20005 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20007 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
20009 * config/freebsd-stdint.h: New file.
20010 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20011 Add freebsd-stdint.h to tm_file.
20013 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
20015 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20016 (thumb2_extendhidi2): Likewise.
20018 2009-05-31 Ian Lance Taylor <iant@google.com>
20020 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20022 2009-05-31 Ian Lance Taylor <iant@google.com>
20024 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20025 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20026 (ipa-reference.o): Depend upon gt-ipa-reference.h.
20028 2009-05-31 Jason Merrill <jason@redhat.com>
20030 * tree-pretty-print.c (print_call_name): Take the callee, not the
20031 call itself. Make non-static. Use dump_function_name for functions.
20032 (dump_generic_node): Adjust.
20033 * diagnostic.h: Declare print_call_name.
20034 * gimple-pretty-print.c (dump_gimple_call): Use it.
20036 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20038 * config/sh/sh.md (ashldi3_std): New define_expand.
20041 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20044 * config/sh/sh.c: Include debug.h.
20045 (sh_expand_epilogue): Emit a blockage insn before the frame
20046 pointer adjustment also when dwarf2out_do_frame returns true.
20048 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20050 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20051 (thumb2_extendqidi2): New pattern.
20053 2009-05-31 Ira Rosen <irar@il.ibm.com>
20055 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20056 mark phis for renaming.
20057 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20058 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20059 Call mark_sym_for_renaming.
20060 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20061 * tree-vect-loop.c (vect_transform_loop): Remove
20062 vect_memsyms_to_rename initialization and a call to
20063 mark_set_for_renaming.
20065 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20067 PR middle-end/40304
20068 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20069 frame related even if !set_cfa && style < 0.
20071 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20073 * config/i386/mingw-tls.c: New file.
20074 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20075 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20076 defining _WIN32 but not __CYGWIN__.
20078 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20080 * configure.ac: Add MPC support.
20082 * config.in, configure: Regenerate.
20084 2009-05-29 Richard Henderson <rth@redhat.com>
20086 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20087 NOTE_INSN_BASIC_BLOCK.
20088 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20089 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20090 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20092 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20094 (add_cfi): Disable check redefining cfa away from drap.
20095 (lookup_cfa_1): Add remember argument; handle remember/restore.
20096 (lookup_cfa): Pass remember argument.
20097 (cfa_remember): New.
20098 (compute_barrier_args_size_1): Remove sibcall check.
20099 (dwarf2out_frame_debug_def_cfa): New.
20100 (dwarf2out_frame_debug_adjust_cfa): New.
20101 (dwarf2out_frame_debug_cfa_offset): New.
20102 (dwarf2out_frame_debug_cfa_register): New.
20103 (dwarf2out_frame_debug_cfa_restore): New.
20104 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20105 (dwarf2out_begin_epilogue): New.
20106 (dwarf2out_frame_debug_restore_state): New.
20107 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20108 DW_CFA_restore_state.
20109 (output_cfi_directive): Likewise.
20110 (convert_cfa_to_fb_loc_list): Likewise.
20111 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20112 * dwarf2out.h: Update.
20113 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20114 (copy_insn_1): Early out for null.
20115 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20116 and dwarf2out_frame_debug_restore_state.
20117 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20118 (prologue_insn_hash, epilogue_insn_hash): New.
20119 (free_after_compilation): Adjust freeing accordingly.
20120 (record_insns): Create hash table if needed; push insns into
20121 hash instead of array.
20122 (maybe_copy_epilogue_insn): New.
20123 (contains): Search hash table instead of array.
20124 (sibcall_epilogue_contains): Remove.
20125 (thread_prologue_and_epilogue_insns): Split eh_return insns
20126 and mark them as epilogues.
20127 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20128 scanning in terms of basic blocks.
20129 * insn-notes.def (CFA_RESTORE_STATE): New.
20130 * jump.c (returnjump_p_1): Accept EH_RETURN.
20131 (eh_returnjump_p_1, eh_returnjump_p): New.
20132 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20133 CFA_REGISTER, CFA_RESTORE): New.
20134 * rtl.def (EH_RETURN): New.
20135 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20137 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20138 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20140 * config/i386/i386.c (gen_push): Update cfa state.
20141 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20142 add a CFA_ADJUST_CFA note.
20143 (ix86_dwarf_handle_frame_unspec): Remove.
20144 (ix86_expand_prologue): Update cfa state.
20145 (ix86_emit_restore_reg_using_pop): New.
20146 (ix86_emit_restore_regs_using_pop): New.
20147 (ix86_emit_leave): New.
20148 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20149 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20150 * config/i386/i386.h (struct machine_cfa_state): New.
20151 (ix86_cfa_state): New.
20152 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20153 (eh_return_internal): Merge from eh_return_<mode>,
20154 use eh_return rtx, split w/ epilogue.
20156 2009-05-29 Ian Lance Taylor <iant@google.com>
20158 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20160 * calls.c (emit_library_call_value_1): Likewise.
20162 * c-typeck.c (c_build_va_arg): New function.
20163 * c-tree.h (c_build_va_arg): Declare.
20164 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20165 instead of build_va_arg.
20167 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20169 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20170 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20171 (ptr_difference_cost): Use affine combinations to compute it.
20172 (difference_cost): Likewise.
20173 (get_computation_cost_at): Compute more accurate cost for addresses
20174 if the ratio is a multiplier allowed in addresses.
20175 For non-addresses, consider that an additional offset or symbol is
20178 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20180 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20181 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20183 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20184 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20185 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20187 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20188 to 1 for TYPE_SSE{IADD1,CVT1}.
20189 (prefix_vex_imm8): Removed.
20190 (length_vex): Only pass 1 as second argument to
20191 ix86_attr_length_vex_default if prefix_extra is 0.
20192 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20193 (length): For prefix vex computation use length_immediate
20194 attribute instead of prefix_vex_imm8.
20195 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20196 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20197 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20198 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20199 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20200 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20201 a space in between the operands.
20202 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20203 if one operand is 0xff and the other one si, di, bp or sp.
20204 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20205 other one si, di, bp or sp.
20206 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20207 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20208 type and mode attributes.
20209 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20210 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20211 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20212 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20213 prefix_data16 attribute iff MODE_DF.
20214 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20215 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20216 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20217 constm128_operand in length_immediate computation.
20218 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20219 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20220 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20221 length_immediate attribute to 1.
20222 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20223 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20224 for certain alternatives.
20225 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20226 prefix_data16 attribute if MODE_V1DF.
20227 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20228 length_immediate to 1.
20229 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20230 length_address to 4, set mode attribute to MODE_DI.
20231 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20232 (fxam<mode>2_i387): Set length attribute to 4.
20233 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20234 *prefetch_3dnow_rex): Override length_address attribute.
20235 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20237 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20238 (constm128_operand): Removed.
20239 * config/i386/i386.c (memory_address_length): For
20240 disp && !index && !base in 64-bit mode account for SIB byte if
20241 print_operand_address can't optimize disp32 into disp32(%rip)
20242 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20243 for fs: or gs: segment.
20244 (ix86_attr_length_immediate_default): When checking if shortform
20245 is possible, truncate immediate to the length of the non-shortened
20247 (ix86_attr_length_address_default): Ignore MEM_P operands
20249 (ix86_attr_length_vex_default): Only check for DImode on
20250 GENERAL_REG_P operands.
20251 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20252 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20253 (sse_cvttps2pi): Clear prefix_rep attribute.
20254 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20256 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20257 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20258 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20259 iff operand 2 is const_int_operand.
20260 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20261 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20262 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20264 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20266 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20267 prefix_data16 attribute for movlpd and movhpd instructions.
20268 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20269 length_immediate for shufpd instruction.
20270 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20271 (avx_cmpp<avxmodesuffixf2c><mode>3,
20272 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20273 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20274 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20275 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20276 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20277 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20278 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20279 prefix_data16 attribute for the first alternative to 1.
20280 (*avx_loadlps): Override length_immediate for the first alternative.
20281 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20282 attributes for second alternative.
20283 (*vec_concatv2sf_sse4_1): Override length_immediate and
20284 prefix_data16 attributes for second alternative.
20285 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20286 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20287 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20288 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20289 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20290 prefix_data16 and length_immediate to 1.
20291 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20293 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20294 prefix_extra attribute for variants that don't have 0f prefix alone.
20295 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20296 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20297 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20298 *sse4_1_pextrd): Set length_immediate to 1.
20299 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20300 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20302 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20303 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20304 length_immediate to 1 for second alternative.
20305 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20306 prefix_extra and length_immediate attributes for the first
20308 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20310 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20311 to 1 for the first and third alternative.
20312 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20314 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20316 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20318 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20319 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20320 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20321 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20322 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20323 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20324 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20325 ssse3_psign<mode>3): Override prefix_rex attribute.
20326 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20327 (ssse3_palignrti): Override length_immediate to 1.
20328 (ssse3_palignrdi): Override length_immediate to 1, override
20329 prefix_rex attribute.
20330 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20331 (sse4a_extrqi): Override length_immediate to 2.
20332 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20333 (sse4a_insertq): Override prefix_data16 to 0.
20334 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20335 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20336 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20337 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20338 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20339 and length_immediate to 1.
20340 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20341 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20342 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20343 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20344 and length_immediate to 1.
20345 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20346 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20347 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20348 avx_ptest256): Override prefix_extra to 1.
20349 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20350 Override prefix_data16 and length_immediate to 1.
20351 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20352 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20353 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20354 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20355 prefix_data16 to 0 and prefix_extra to 2.
20356 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20357 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20359 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20360 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20361 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20362 and prefix_extra to 2.
20363 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20364 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20365 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20366 avx_vpermilvar<mode>3,
20367 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20368 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20369 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20370 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20371 Override prefix_extra to 1.
20372 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20373 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20374 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20375 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20376 prefix_extra and length_immediate to 1.
20377 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20379 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20380 to 1 for the first alternative.
20381 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20382 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20384 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20385 *movv2sf_internal_avx, *movv2sf_internal): Override
20386 prefix_rep attribute for certain alternatives.
20387 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20388 attributes for certain alternatives.
20389 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20390 attributes for certain alternatives.
20391 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20392 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20393 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20394 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20395 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20396 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20397 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20398 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20399 length_immediate to 1 if operand 2 is const_int_operand.
20400 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20401 *vec_extractv2si_1): Set length_immediate attribute to 1.
20402 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20403 using old 3DNOW insn rather than SSE/3DNOW_A.
20404 (mmx_emms, mmx_femms): Clear modrm attribute.
20406 2009-05-29 Martin Jambor <mjambor@suse.cz>
20408 * tree-sra.c: New implementation of SRA.
20410 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20411 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20412 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20413 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20414 (SRA_MAX_STRUCTURE_COUNT): Removed.
20415 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20416 * doc/invoke.texi (sra-max-structure-size): Removed.
20417 (sra-field-structure-ratio): Removed.
20419 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20421 PR middle-end/40291
20422 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20425 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20427 PR rtl-optimization/40101
20428 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20429 seqno. Adjust comment.
20430 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20431 inserting bookkeeping before a jump, the jump is not scheduled.
20432 When no positive seqno found, provide a value. Add comment.
20434 2009-05-29 Richard Guenther <rguenther@suse.de>
20436 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20437 short-cutting on the first component.
20439 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20441 PR middle-end/39958
20442 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20443 for trees other than decls/types.
20445 2009-05-29 Richard Guenther <rguenther@suse.de>
20447 * tree-ssa-operands.c (get_expr_operands): Do not handle
20448 INDIRECT_REFs in the handled-component case. Remove
20449 unused get_ref_base_and_extent case.
20450 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20451 tree_low_cst and host_integerp where possible.
20452 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20453 codes for equivalence.
20454 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20456 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20458 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20459 to tmake_file for i[34567]86-*-cygwin*.
20461 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20464 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20465 (altivec_categorize_keyword, init_vector_keywords,
20466 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20469 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20471 * tree.c (handle_dll_attribute): Check if node is
20472 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20474 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20476 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20478 (thumb2_zero_extendqidi2): Likewise.
20480 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20482 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20483 instead of gen_movrt.
20484 * config/sh/sh.md (movrt): Remove.
20486 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20488 * doc/invoke.texi (IA-64 Options):
20489 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20490 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20491 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20492 -msched-prefer-non-control-spec-insns,
20493 -msched-stop-bits-after-every-cycle,
20494 -msched-count-spec-in-critical-path,
20495 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20496 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20497 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20498 and -msched-spec-verbose.
20500 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20502 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20503 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20505 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20507 2009-05-28 Richard Guenther <rguenther@suse.de>
20509 * tree-ssa-alias.c (ao_ref_init): New function.
20510 (ao_ref_base): Likewise.
20511 (ao_ref_base_alias_set): Likewise.
20512 (ao_ref_alias_set): Likewise.
20513 (refs_may_alias_p_1): Change signature.
20514 (refs_may_alias_p): Adjust.
20515 (refs_anti_dependent_p): Likewise.
20516 (refs_output_dependent_p): Likewise.
20517 (call_may_clobber_ref_p_1): Change signature.
20518 (call_may_clobber_ref_p): Adjust.
20519 (stmt_may_clobber_ref_p_1): New function split out from ...
20520 (stmt_may_clobber_ref_p): ... here.
20521 (maybe_skip_until): Adjust signature.
20522 (get_continuation_for_phi): Likewise.
20523 (walk_non_aliased_vuses): Likewise.
20524 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20525 (ao_ref_init): Declare.
20526 (ao_ref_base): Likewise.
20527 (ao_ref_alias_set): Likewise.
20528 (stmt_may_clobber_ref_p_1): Likewise.
20529 (walk_non_aliased_vuses): Adjust.
20530 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20531 (get_ref_from_reference_ops): remove.
20532 (vn_reference_lookup_2): Adjust signature.
20533 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20534 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20535 (vn_reference_lookup): Adjust.
20536 (vn_reference_insert): Likewise.
20537 (vn_reference_insert_pieces): Adjust signature.
20538 (visit_reference_op_call): Adjust.
20539 * tree-ssa-pre.c (get_expr_type): Simplify.
20540 (phi_translate_1): Adjust.
20541 (compute_avail): Likewise.
20542 (translate_vuse_through_block): Do not re-build trees.
20543 (value_dies_in_block_x): Likewise.
20544 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20546 (vn_reference_lookup_pieces): Adjust declaration.
20547 (vn_reference_insert_pieces): Likewise.
20549 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20551 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20552 with checking disabled.
20554 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20558 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20559 macro definition for support of three-operand format aligned
20560 .comm directive in assembler on cygwin/pe/mingw target OS.
20561 * configure: Regenerate.
20562 * config.h: Regenerate.
20564 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20565 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20566 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20568 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20569 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20571 2009-05-28 Ira Rosen <irar@il.ibm.com>
20573 PR tree-optimization/40254
20574 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20575 in analysis of basic blocks.
20577 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20579 PR middle-end/33699
20580 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20581 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20582 (TARGET_INITIALIZER): Use it.
20583 * cse.c (CHEAPER): Move it up to the other macros.
20584 (insert): Rename this ...
20585 (insert_with_costs): ... to this. Add cost parameters. Update
20587 (insert): New function. Call insert_with_costs.
20588 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20589 find_reg_offset_for_const, try_const_anchors): New functions.
20590 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20591 when using a const-anchor. Call insert_const_anchors.
20592 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20593 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20595 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20597 * tree-inline.c (remap_decls): Enable nonlocalized variables
20598 when not optimizing.
20600 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20602 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20603 Simplify other tests involving optimize.
20605 2009-05-27 Tom Tromey <tromey@redhat.com>
20607 * unwind-dw2.c (_Unwind_DebugHook): New function.
20608 (uw_install_context): Call _Unwind_DebugHook.
20610 2009-05-27 Tom Tromey <tromey@redhat.com>
20612 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20614 2009-05-27 Ian Lance Taylor <iant@google.com>
20616 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20617 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20618 (ALL_LINKERFLAGS): Define.
20619 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
20620 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20621 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
20622 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20623 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
20624 $(LINKER_FOR_BUILD).
20625 (build/gcov-iov$(build_exeext)): Likewise.
20627 2009-05-27 Julian Brown <julian@codesourcery.com>
20629 * gcse.c (target.h): Include.
20630 (can_assign_to_reg_without_clobbers_p): Check that the target allows
20631 copy of argument to a pseudo register.
20633 2009-05-27 Diego Novillo <dnovillo@google.com>
20635 * tree-ssa-live.c (dump_scope_block): Document arguments.
20636 (dump_scope_blocks): Document.
20637 (debug_scope_blocks): New.
20638 * tree-flow.h (debug_scope_blocks): Declare.
20640 2009-05-21 Denis Chertykov <denisc@overta.ru>
20642 * doc/contrib.texi (Contributors): Add myself to the list.
20644 2009-05-27 Olivier Hainque <hainque@adacore.com>
20646 * expr.c (target_align): New function. Alignment the TARGET of an
20647 assignment may be assume to have.
20648 (highest_pow2_factor_for_target): Use it instead of relying on
20649 immediate tree attributes of TARGET, not necessarily honored when
20650 intermediate bitfields are involved.
20652 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
20655 * config/i386/driver-i386.c (host_detect_local_cpu): Support
20656 AVX, SSE4, AES, PCLMUL and POPCNT.
20658 2009-05-27 Diego Novillo <dnovillo@google.com>
20660 * tree-pretty-print.c (dump_location): New.
20661 (dump_generic_node): Call it.
20662 Factor code to handle BLOCK nodes ...
20663 (dump_block_node): ... here.
20665 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
20667 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
20669 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
20671 * gcc-plugin.h: Include config.h and system.h.
20672 (IN_GCC): Define if not defined.
20674 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
20676 PR middle-end/40249
20677 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
20680 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
20682 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
20684 * config/m32r/m32r.h: Ditto.
20685 * config/m32r/m32r.md: Ditto.
20686 * config/m32r/predicates.md: Ditto.
20688 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
20690 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
20692 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
20695 (Loading plugins): typo.
20696 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
20697 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20698 (Interacting with the GCC Garbage Collector): Added new section.
20699 (Giving information about a plugin): Added new section for
20701 * ggc.h (ggc_register_root_tab): Added declaration.
20702 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
20703 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
20704 (register_callback): Improved comment in declaration.
20705 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
20706 (extra_root_vec) Added static variable for dynamic roots registration.
20707 (ggc_register_root_tab) Added new routine.
20708 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
20709 PLUGIN_GGC_MARKING event.
20710 * ggc-zone.c: Include plugin.h.
20711 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20712 * ggc-page.c: Include plugin.h.
20713 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
20714 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
20715 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
20716 (register_callback): check lack of callbacks for
20717 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
20718 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
20719 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
20720 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
20721 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
20722 dependency on plugin.h.
20723 (plugin.o): Added dependency on ggc.h...
20725 2009-05-26 Richard Guenther <rguenther@suse.de>
20727 PR middle-end/40248
20729 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
20730 with mismatched comparison modes.
20732 * expr.c (expand_expr_real_1): Expand the operand of a
20733 VIEW_CONVERT_EXPR in its natural mode.
20735 2009-05-26 Ian Lance Taylor <iant@google.com>
20737 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
20738 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
20739 (ALL_COMPILERFLAGS): Define.
20740 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
20741 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
20742 (collect2$(exeext), collect2.o): Likewise.
20743 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
20744 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
20745 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
20746 (libbackend.o, intl.o, cppdefault.o): Likewise.
20747 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
20748 (build/%.o): Use $(COMPILER_FOR_BUILD).
20749 (build/gen%$(build_exeext)): Likewise.
20750 (build/gcov-iov$(build_exeext)): LIkewise.
20751 * config/t-darwin (darwin.o): Use $(COMPILER).
20752 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
20753 * config/t-sol2 (sol2-c.o): Likewise.
20754 (sol2.o): Likewise.
20755 * config/t-vxworks (vxworks.o): Likewise.
20756 * config/x-darwin (host-darwin.o): Likewise.
20757 * config/x-hpux (host-hpux.o): Likewise.
20758 * config/x-linux (host-linux.o): Likewise.
20759 * config/x-solaris (host-solaris.o): Likewise.
20760 * config/alpha/x-alpha (driver-alpha.o): Likewise.
20761 * config/arm/t-arm (arm-c.o): Likewise.
20762 * config/arm/t-pe (pe.o): Likewise.
20763 * config/arm/t-wince-pe (pe.o): Likewise.
20764 * config/i386/t-cygming (winnt.o): Likewise.
20765 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
20766 * config/i386/t-cygwin (cygwin1.o): Likewise.
20767 (cygwin2.o): Likewise.
20768 * config/i386/t-i386 (i386-c.o): Likewise.
20769 * config/i386/t-interix (winnt.o): Likewise.
20770 * config/i386/t-netware (netware.o): Likewise.
20771 * config/i386/t-nwld (nwld.o): Likewise.
20772 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
20773 * config/i386/x-i386 (driver-i386.o): Likewise.
20774 * config/i386/x-cygwin (host-cygwin.o): Likewise.
20775 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
20776 * config/ia64/t-ia64 (ia64-c.o): Likewise.
20777 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
20778 * config/mips/x-native (driver-native.o): Likewise.
20779 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
20780 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
20781 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
20782 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
20783 * config/score/t-score-elf (score7.o): Likewise.
20784 (score3.o): Likewise.
20785 * config/sh/t-sh (sh-c.o): Likewise.
20786 * config/sh/t-symbian (sh-c.o): Likewise.
20787 (symbian.o): Likewise.
20788 * config/spu/t-spu-elf (spu-c.o): Likewise.
20789 * config/v850/t-v850 (v850-c.o): Likewise.
20790 * config/v850/t-v850e (v850-c.o): Likewise.
20792 2009-05-26 Richard Guenther <rguenther@suse.de>
20794 PR tree-optimization/40122
20795 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
20796 VECTOR_CSTs if possible.
20797 (fold_gimple_assign): Likewise.
20799 2009-05-26 Richard Guenther <rguenther@suse.de>
20801 PR middle-end/40252
20802 * fold-const.c (fold_binary): Use the correct types for building
20805 2009-05-26 Richard Guenther <rguenther@suse.de>
20807 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
20808 redundant calls to merge_alias_info.
20809 (bump_vector_ptr): Likewise.
20810 * tree-ssa-copy.c (merge_alias_info): Remove.
20811 (replace_exp_1): Remove call to merge_alias_info.
20812 (propagate_tree_value): Likewise.
20813 (fini_copy_prop): Propagate points-to info.
20814 * tree-flow.h (merge_alias_info): Remove.
20816 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20818 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
20820 2009-05-25 Jan Hubicka <jh@suse.cz>
20822 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
20823 * cgraph.h (struct inline_summary): New filed self_wize,
20824 size_inlining_benefit, self_time and time_inlining_benefit.
20825 (struct cgraph_global_info): Replace insns by time ans size fields.
20826 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
20827 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
20828 (ipcp_update_callgraph): Do not touch function bodies.
20829 * ipa-inline.c: Include except.h
20830 (MAX_TIME): New constant.
20831 (overall_insns): Remove.
20832 (leaf_node_p): New.
20833 (overall_size, max_benefit): New static variables.
20834 (cgraph_estimate_time_after_inlining): New function.
20835 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
20836 (cgraph_clone_inlined_nodes): Update size.
20837 (cgraph_mark_inline_edge): Update size.
20838 (cgraph_estimate_growth): Use size info.
20839 (cgraph_check_inline_limits): Check size.
20840 (cgraph_default_inline_p): Likewise.
20841 (cgraph_edge_badness): Compute badness based on benefit and size cost.
20842 (cgraph_decide_recursive_inlining): Check size.
20843 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
20845 (cgraph_decide_inlining): Likewise.
20846 (cgraph_decide_inlining_incrementally): Likewise; honor
20847 PARAM_EARLY_INLINING_INSNS.
20848 (likely_eliminated_by_inlining_p): New predicate.
20849 (estimate_function_body_sizes): New function.
20850 (compute_inline_parameters): Use it.
20851 * except.c (must_not_throw_labels): New function.
20852 * except.h (must_not_throw_labels): Declare.
20853 * tree-inline.c (init_inline_once): Kill inlining_weigths
20854 * tree-ssa-structalias.c: Avoid uninitialized warning.
20855 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
20856 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
20857 (PARAM_INLINE_CALL_COST): Remove.
20858 (PARAM_EARLY_INLINING_INSNS): New.
20860 2009-05-25 Richard Guenther <rguenther@suse.de>
20862 PR tree-optimization/36327
20863 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
20864 callback for reference translation or lookup at the point of may-defs.
20865 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
20866 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
20867 for union COMPONENT_REFs.
20868 (vn_reference_lookup_3): New callback. Lookup from memset
20869 and CONSTRUCTOR assignment, translate through struct copies.
20870 (vn_reference_lookup_pieces): Make sure to not free the
20871 passed operands array. Adjust walk_non_aliased_vuses call.
20872 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
20873 make sure we do not leak memory.
20875 2009-05-25 Richard Guenther <rguenther@suse.de>
20877 * tree-ssa-alias.h (dump_points_to_solution): Declare.
20878 * tree-inline.c (expand_call_inline): Reset the escaped and
20879 callused solutions.
20880 * tree-ssa-structalias.c (pass_build_ealias): New.
20881 * tree-pass.h (pass_build_ealias): Declare.
20882 * passes.c (init_optimization_passes): Add PTA during
20883 early optimizations.
20884 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
20885 and CALLUSED solutions.
20886 (dump_points_to_solution): New function, split out from ...
20887 (dump_points_to_info_for): ... here.
20888 * tree-parloops.c (parallelize_loops): Reset the escaped and
20889 callused solutions.
20891 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20894 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
20895 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
20897 2009-05-25 Ira Rosen <irar@il.ibm.com>
20899 PR tree-optimization/40238
20900 * tree-vect-stmts.c (vect_init_vector): Insert initialization
20901 statements after basic block's labels.
20902 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
20903 to free the allocated memory.
20905 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
20907 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
20908 return address with a USE.
20910 2009-05-24 Richard Guenther <rguenther@suse.de>
20912 PR middle-end/40233
20913 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
20914 array type from the main variant of the inner type.
20916 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
20918 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
20919 definition to bool (from int) to un-break build.
20920 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
20922 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
20924 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
20925 discard_stmt_changes): Delete.
20926 * tree-ssa-operands.c (scb_stack): Delete.
20927 (init_ssa_operands): Do not initialize it.
20928 (fini_ssa_operands): Do not free it.
20929 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
20931 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
20932 update_stmt, remove the others. Fix comments.
20933 * tree-dfa.c (optimize_stack_restore): Likewise.
20934 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
20935 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
20936 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
20937 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
20939 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
20940 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
20941 (dom_opt_finalize_block): Likewise, adjusting access to
20943 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
20944 (stmts_to_rescan): Change item type to gimple.
20945 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
20947 2009-05-24 Ira Rosen <irar@il.ibm.com>
20949 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
20950 * tree-pass.h (pass_slp_vectorize): New pass.
20951 * params.h (SLP_MAX_INSNS_IN_BB): Define.
20952 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
20953 * tree-vectorizer.c (timevar.h): Include.
20954 (user_vect_verbosity_level): Declare.
20955 (vect_location): Fix comment.
20956 (vect_set_verbosity_level): Update user_vect_verbosity_level
20957 instead of vect_verbosity_level.
20958 (vect_set_dump_settings): Add an argument. Ignore user defined
20959 verbosity if dump flags require higher level of verbosity. Print to
20960 stderr only for loop vectorization.
20961 (vectorize_loops): Update call to vect_set_dump_settings.
20962 (execute_vect_slp): New function.
20963 (gate_vect_slp): Likewise.
20964 (struct gimple_opt_pass pass_slp_vectorize): New.
20965 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
20966 access its members.
20967 (vec_info_for_bb): New function.
20968 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
20969 (VECTORIZATION_ENABLED): New macro.
20970 (SLP_ENABLED, SLP_DISABLED): Likewise.
20971 (vect_is_simple_use): Add bb_vec_info argument.
20972 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
20973 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
20974 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
20975 vect_schedule_slp, vect_analyze_slp): Likewise.
20976 (vect_analyze_stmt): Add slp_tree argument.
20977 (find_bb_location): Declare.
20978 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20979 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
20980 (vect_analyze_loop_operations, vect_analyze_loop,
20981 get_initial_def_for_induction, vect_create_epilog_for_reduction,
20982 vect_finalize_reduction, vectorizable_reduction,
20983 vectorizable_live_operation, vect_transform_loop): Likewise.
20984 * tree-data-ref.c (dr_analyze_innermost): Update comment,
20985 skip evolution analysis if analyzing a basic block.
20986 (dr_analyze_indices): Likewise.
20987 (initialize_data_dependence_relation): Skip the test whether the
20988 object is invariant for basic blocks.
20989 (compute_all_dependences): Skip dependence analysis for data
20990 references in basic blocks.
20991 (find_data_references_in_stmt): Don't fail in case of invariant
20992 access in basic block.
20993 (find_data_references_in_bb): New function.
20994 (find_data_references_in_loop): Move code to
20995 find_data_references_in_bb and add a call to it.
20996 (compute_data_dependences_for_bb): New function.
20997 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
20998 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21000 (vect_analyze_data_ref_dependence): Check for interleaving in case of
21001 unknown dependence in basic block and fail in case of dependence in
21003 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21004 dependence instances from either loop or basic block vectorization
21006 (vect_compute_data_ref_alignment): Check if it is loop vectorization
21007 before calling nested_in_vect_loop_p.
21008 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21009 dependence instances from either loop or basic block vectorization
21011 (vect_verify_datarefs_alignment): Likewise.
21012 (vect_enhance_data_refs_alignment): Adjust function calls.
21013 (vect_analyze_data_refs_alignment): Likewise.
21014 (vect_analyze_group_access): Fix printing. Skip different checks if
21015 DR_STEP is 0. Keep strided stores either in loop or basic block
21016 vectorization data structure. Fix indentation.
21017 (vect_analyze_data_ref_access): Fix comments, allow zero step in
21019 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21020 dependence instances from either loop or basic block vectorization
21022 (vect_analyze_data_refs): Update comment. Call
21023 compute_data_dependences_for_bb to analyze basic blocks.
21024 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21025 case of loop vectorization. In case of basic block vectorization use
21026 data-ref itself as a base.
21027 (vect_create_data_ref_ptr): In case of basic block vectorization:
21028 don't advance the pointer, add new statements before the current
21029 statement. Adjust function calls.
21030 (vect_supportable_dr_alignment): Support only aligned accesses in
21031 basic block vectorization.
21032 * common.opt (ftree-slp-vectorize): New flag.
21033 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21034 (vect_pattern_recog_1): Likewise.
21035 * tree-vect-stmts.c (process_use): Likewise.
21036 (vect_init_vector): Add new statements in the beginning of the basic
21037 block in case of basic block SLP.
21038 (vect_get_vec_def_for_operand): Adjust function calls.
21039 (vect_finish_stmt_generation): Likewise.
21040 (vectorizable_call): Add assert that it is loop vectorization, adjust
21042 (vectorizable_conversion, vectorizable_assignment): Likewise.
21043 (vectorizable_operation): In case of basic block SLP, take
21044 vectorization factor from statement's type and skip the relevance
21045 check. Adjust function calls.
21046 (vectorizable_type_demotion): Add assert that it is loop
21047 vectorization, adjust function calls.
21048 (vectorizable_type_promotion): Likewise.
21049 (vectorizable_store): Check for outer loop only in case of loop
21050 vectorization. Adjust function calls. For basic blocks, skip the
21051 relevance check and don't advance pointers.
21052 (vectorizable_load): Likewise.
21053 (vectorizable_condition): Add assert that it is loop vectorization,
21054 adjust function calls.
21055 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21056 that it is not reduction, get vector type, call only supported
21057 functions, skip loop specific parts.
21058 (vect_transform_stmt): Check for outer loop only in case of loop
21060 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21061 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21062 for external definition.
21063 * passes.c (pass_slp_vectorize): New pass.
21064 * tree-vect-slp.c (find_bb_location): New function.
21065 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21066 check for patterns only in loops.
21067 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21068 case of multiple types in basic block SLP.
21069 (vect_mark_slp_stmts_relevant): New function.
21070 (vect_supported_load_permutation_p): Fix comment.
21071 (vect_analyze_slp_instance): Add argument. In case of basic block
21072 SLP, take vectorization factor from statement's type, check that
21073 unrolling factor is 1. Adjust function call. Save SLP instance in
21074 either loop or basic block vectorization structure. Return FALSE,
21076 (vect_analyze_slp): Add argument. Get strided stores groups from
21077 either loop or basic block vectorization structure. Return FALSE
21078 if basic block SLP failed.
21079 (new_bb_vec_info): New function.
21080 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21081 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21082 (vect_schedule_slp): Add argument. Get SLP instances from either
21083 loop or basic block vectorization structure. Set vectorization factor
21084 to be 1 for basic block SLP.
21085 (vect_slp_transform_bb): New function.
21086 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21088 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21090 * final.c (shorten_branches): Do not align labels for jump tables.
21091 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21093 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21095 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21096 Remove outdated reference to flow.c and fix nits.
21097 * doc/gccint.texi: Tweak RTL description.
21098 * doc/rtl.texi: Likewise.
21100 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21102 * config/avr/avr.c: Change my email address.
21103 * config/avr/avr.h: Likewise.
21104 * config/avr/avr.md: Likewise.
21105 * config/avr/avr-protos.h: Likewise.
21106 * config/avr/libgcc.S: Likewise.
21108 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21110 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21111 (spu_split_load, spu_split_store): Change return type to int.
21112 (spu_split_convert): Declare.
21113 * config/spu/predicates.md (spu_mem_operand): Remove.
21114 (spu_mov_operand): Update.
21115 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21116 * config/spu/spu.c (regno_aligned_for_load): Remove.
21117 (reg_aligned_for_addr, spu_expand_load): Define.
21118 (spu_expand_extv): Reimplement and handle MEM.
21119 (spu_expand_insv): Handle MEM.
21120 (spu_sched_reorder): Handle insn's with length 0.
21121 (spu_legitimate_address_p): Reimplement.
21122 (store_with_one_insn_p): Return TRUE for any mode with size
21123 larger than 16 bytes.
21124 (address_needs_split): Define.
21125 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21127 (spu_convert_move): Define.
21128 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21129 (spu_split_store): Change all MEM's to TImode.
21130 (spu_init_expanders): Preallocate registers that correspond to
21131 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21133 (spu_split_convert): Define.
21134 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21135 (_move<mode>, _movdi, _movti): Update predicate and condition.
21136 (load, store): Change to define_split.
21137 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21139 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21140 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21141 define_insn_and_split of lshr<mode>3.
21142 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21143 (<v>ashr<mode>3_imm): Define.
21144 (extv, extzv, insv): Allow MEM operands.
21145 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21146 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21147 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21148 (_spu_convert2): Change to define_insn_and_split and remove the
21149 corresponding define_peephole2.
21150 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21151 Change predicates to memory_operand.
21153 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21155 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21157 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21159 PR tree-optimization/40219
21160 * tree.c (iterative_hash_expr): Make sure the builtin function is
21161 a normal builtin function and not a front end or back end builtin
21162 before indexing into the built_in_decls array.
21164 2009-05-22 Richard Guenther <rguenther@suse.de>
21166 PR middle-end/38964
21167 * alias.c (write_dependence_p): Do not use TBAA for answering
21168 anti-dependence or output-dependence.
21169 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21170 (emit_pointer_definition): Remove.
21171 (emit_alias_warning): Likewise.
21172 (find_what_var_points_to): Remove TBAA pruning code.
21173 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21175 (compute_points_to_sets): Remove code computing the set of
21176 dereferenced pointers.
21177 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21178 oracle for querying anti and output dependencies.
21179 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21180 if TBAA may be applied.
21181 (refs_anti_dependent_p): New function.
21182 (refs_output_dependent_p): Likewise.
21183 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21184 (refs_output_dependent_p): Likewise.
21185 * doc/tree-ssa.texi (Memory model): New section.
21186 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21187 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21188 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21189 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21190 * expr.c (expand_expr_real_1): Likewise.
21191 * gimple-low.c (lower_stmt): Likewise.
21192 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21193 (dump_gimple_cdt): Remove.
21194 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21195 (gimple_size): Likewise.
21196 (walk_gimple_op): Likewise.
21197 (is_gimple_stmt): Likewise.
21198 (walk_stmt_load_store_addr_ops): Likewise.
21199 (gimple_build_cdt): Remove.
21200 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21201 * gimple.h (gimple_cdt_new_type): Remove.
21202 (gimple_cdt_new_type_ptr): Likewise.
21203 (gimple_cdt_set_new_type): Likewise.
21204 (gimple_cdt_location): Likewise.
21205 (gimple_cdt_location_ptr): Likewise.
21206 (gimple_cdt_set_location): Likewise.
21207 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21208 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21209 GIMPLE_CHANGE_DYNAMIC_TYPE.
21210 (verify_types_in_gimple_stmt): Likewise.
21211 * tree-inline.c (estimate_num_insns): Likewise.
21212 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21213 (copy_decl_to_var): Likewise.
21214 (copy_result_decl_to_var): Likewise.
21215 * tree-pretty-print.c (dump_generic_node): Do not handle
21216 CHANGE_DYNAMIC_TYPE_EXPR.
21217 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21218 * tree-ssa-operands.c (get_expr_operands): Likewise.
21219 * tree-ssa-structalias.c (struct variable_info): Remove
21220 no_tbaa_pruning member.
21221 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21222 (unify_nodes): Do not copy it.
21223 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21224 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21225 (set_uids_in_ptset): Do not check it.
21226 (find_what_var_points_to): Likewise.
21227 (compute_tbaa_pruning): Remove.
21228 (compute_points_to_sets): Do not call it.
21229 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21230 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21231 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21232 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21233 (DECL_NO_TBAA_P): Likewise.
21234 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21235 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21236 (expand_omp_atomic_pipeline): Do not set it.
21237 * print-tree.c (print_node): Do not dump it.
21238 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21241 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21244 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21247 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21249 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21252 2009-05-22 Ben Elliston <bje@au.ibm.com>
21254 * Makefile.in (bversion.h, s-bversion): New targets.
21255 (TOPLEV_H): Add bversion.h.
21256 * toplev.h: Include "bversion.h".
21257 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21258 the __format__ attribute only if compiling with the same version
21259 of GCC as the sources (the "build version").
21261 2009-05-22 Ben Elliston <bje@au.ibm.com>
21263 * c-format.c (handle_format_attribute): Fix comment typo.
21265 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21268 * config/ia64/ia64.opt (mfused-madd): New.
21269 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21270 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21271 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21272 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21273 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21274 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21275 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21276 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21277 instruction if !TARGET_FUSED_MADD.
21278 (fpma, fpms): Remove colon from name.
21280 2009-05-22 Richard Guenther <rguenther@suse.de>
21282 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21283 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21284 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21286 (create_expression_by_pieces): Only convert if necessary.
21287 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21288 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21290 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21292 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21293 regular pattern from a template and rename it ...
21294 (*extzv_truncsi_exts): ... to this.
21296 2009-05-21 Richard Guenther <rguenther@suse.de>
21298 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21299 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21300 (cgraph_default_inline_p): Likewise.
21301 (cgraph_decide_inlining_incrementally): Likewise.
21303 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21304 Uros Bizjak <ubizjak@gmail.com>
21306 * config/i386/cpuid.h (bit_MOVBE): New.
21308 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21310 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21311 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21312 (ix86_handle_option): Handle OPT_mmovbe.
21313 (ix86_target_string): Add -mmovbe.
21314 (pta_flags): Add PTA_MOVBE.
21315 (processor_alias_table): Add PTA_MOVBE to "atom".
21316 (override_options): Handle PTA_MOVBE.
21318 * config/i386/i386.h (TARGET_MOVBE): New.
21320 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21321 (*bswapsi_movbe): New.
21322 (*bswapdi_movbe): Likewise.
21323 (bswapdi2): Renamed to ...
21324 (*bswapdi_1): This.
21325 (bswapdi2): New expander.
21327 * config/i386/i386.opt (mmovbe): New.
21329 * doc/invoke.texi: Document -mmovbe.
21331 2009-05-21 Taras Glek <tglek@mozilla.com>
21333 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21334 * gcc-plugin.h (plugin_init): Updated signature.
21335 * gcc-plugin.h (plugin_name_args): Moved to this header.
21336 * doc/plugins.texi (plugin_init): Updated documention to reflect
21338 * doc/plugins.texi (plugin_name_args): Added to documention.
21340 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21342 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21343 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21345 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21347 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21348 JUMP_TABLE_DATA_P predicates where applicable.
21349 * config/i386/predicates.md: Ditto.
21350 * config/i386/sse.md: Ditto.
21352 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21354 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21355 operand2 -128 override length_immediate attribute to 1.
21356 * config/i386/predicates.md (constm128_operand): New predicate.
21358 * config/i386/i386.c (memory_address_length): Handle %r12
21359 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21361 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21362 mode look through optional ZERO_EXTEND and SUBREG.
21363 * config/i386/i386.md (R12_REG): New define_constant.
21364 (prefix_data16): For sse unit set also for MODE_TI insns.
21365 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21366 insns set if operand 1 is ext_QIreg_operand.
21367 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21368 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21370 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21371 mode from MODE_DI to MODE_SI.
21372 (movdi_1_rex64): Override modrm and length_immediate attributes
21373 only for movabs (TYPE_IMOV, alternative 2).
21374 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21375 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21376 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21377 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21378 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21379 prefix_rex attribute if DImode.
21380 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21381 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21382 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21383 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21384 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21385 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21386 Likewise. For TYPE_IMOV clear length_immediate attribute.
21387 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21388 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21389 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21390 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21391 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21392 or one operand TYPE_ISHIFT.
21393 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21394 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21395 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21396 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21397 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21398 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21399 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21400 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21401 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21402 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21403 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21404 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21405 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21406 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21407 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21408 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21409 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21410 set mode attribute, don't override length attribute.
21411 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21413 (return_internal_long): Set length attribute to 2 instead of 1.
21414 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21415 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21416 prefix_rex attribute.
21417 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21419 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21421 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21423 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21425 2009-05-20 Ian Lance Taylor <iant@google.com>
21427 * tree.c (build_tree_list_vec_stat): New function.
21428 (ctor_to_vec): New function.
21429 (build_nt_call_vec): New function.
21430 (build_call_array): Change args to be a const pointer.
21431 (build_call_vec): New function.
21432 * tree.h (build_nt_call_vec): Declare.
21433 (build_tree_list_vec_stat): Declare.
21434 (build_tree_list_vec): Define.
21435 (build_call_array): Update declaration.
21436 (build_call_vec): Declare.
21437 (ctor_to_vec): Declare.
21438 * c-common.c (tree_vector_cache): New static variable.
21439 (make_tree_vector): New function.
21440 (release_tree_vector): New function.
21441 (make_tree_vector_single): New function.
21442 (make_tree_vector_copy): New function.
21443 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21444 (make_tree_vector_single, make_tree_vector_copy): Declare.
21445 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21446 (c_parser_expr_list): Don't manage cache here, instead call
21448 (c_parser_release_expr_list): Remove static function.
21449 (c_parser_vec_to_tree_list): Remove static function.
21450 (c_parser_attributes): Call build_tree_list_vec instead of
21451 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21452 c_parser_release_expr_list.
21453 (c_parser_postfix_expression_after_primary): Likewise.
21454 (c_parser_objc_keywordexpr): Likewise.
21456 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21458 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21459 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21460 TARGET_CONVERT_TO_TYPE.
21461 * hooks.c (hook_tree_const_tree_null): Define.
21462 * hooks.h (hook_tree_const_tree_null): Declare.
21463 * target.h (struct gcc_target): Add invalid_parameter_type,
21464 invalid_return_type, promoted_type, and convert_to_type fields.
21465 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21466 (TARGET_INVALID_RETURN_TYPE): Define.
21467 (TARGET_PROMOTED_TYPE): Define.
21468 (TARGET_CONVERT_TO_TYPE): Define.
21469 (TARGET_INITIALIZER): Update for new fields.
21470 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21471 (grokparms): Check targetm.invalid_parameter_type.
21472 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21473 * c-convert.c (convert): Check targetm.convert_to_type.
21475 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21477 * config/mips/mips.md (*extenddi_truncate<mode>,
21478 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21480 (*extendhi_truncateqi): New define_insn_and_sptit.
21482 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21484 PR middle-end/40204
21485 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21486 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21488 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21490 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21491 the operand of VIEW_CONVERT_EXPR.
21493 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21495 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21496 extended family and model for Intel processors. Support Intel Atom.
21498 2009-05-20 Olivier Hainque <hainque@adacore.com>
21500 * gstab.h (stab_code_type): Define, to be used instead of the
21501 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21503 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21504 occurrences by stab_code_type.
21505 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21507 2009-05-20 Martin Jambor <mjambor@suse.cz>
21509 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21510 (sra_insert_before): Likewise.
21511 (sra_insert_after): Likewise.
21512 (sra_init_cache): Likewise.
21513 (sra_type_can_be_decomposed_p): Likewise.
21514 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21515 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21516 (sra_insert_before): Likewise.
21517 (sra_insert_after): Likewise.
21518 (sra_init_cache): Likewise.
21519 (insert_edge_copies_seq): Made static and moved upwards.
21521 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21524 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21526 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21527 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21530 2009-05-20 Richard Guenther <rguenther@suse.de>
21532 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21533 with mismatched comparison modes.
21535 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21537 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21538 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21539 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21540 with shifts for Thumb2.
21541 (orsi_notsi): New for orn.
21542 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21543 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21544 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21545 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21546 Don't invert remainder for IOR.
21548 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21550 PR tree-optimization/40087
21551 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21552 number_of_iterations_ne): Rename never_infinite argument.
21553 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21554 number_of_iterations_le): Handle pointer-type ivs when
21555 exit_must_be_taken is false.
21556 (number_of_iterations_cond): Do not always assume that
21557 exit_must_be_taken if the control variable is a pointer.
21559 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21561 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21562 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21564 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21566 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21567 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21569 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21572 * c.opt (Wlogical-op): Disabled by default.
21573 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21575 * doc/invoke.texi (Wlogical-op): Likewise.
21577 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21579 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21581 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21582 Propagate the type of the first operand.
21583 <ASSERT_EXPR>: Simplify.
21584 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21585 Rewrite using the RHS code as discriminant.
21586 <NOP_EXPR>: Turn into CASE_CONVERT.
21587 <PLUS_EXPR>: Propagate the type of the first operand.
21589 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21591 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21592 (ia64_dconst_0_375): New.
21593 * config/ia64/ia64.c (ia64_override_options): Remove
21594 -minline-sqrt-min-latency warning.
21595 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21596 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21597 * config/ia64/ia64.md (*sqrt_approx): Remove.
21598 (sqrtsf2): Remove #if 0.
21599 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21600 (sqrtdf): Remove assert.
21601 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21602 (sqrtxf2): Remove #if 0.
21603 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21604 * div.md (sqrt_approx_rf): New.
21605 (sqrtsf2_internal_thr): New implementation.
21606 (sqrtsf2_internal_lat): New.
21607 (sqrtdf2_internal_thr: New implementation.
21608 (sqrtxf2_internal): New implementation.
21610 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21611 Hans-Peter Nilsson <hp@axis.com>
21613 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21614 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21615 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21616 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21617 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21618 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21619 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
21620 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
21621 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
21622 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
21623 * c-common.c: ...from here.
21625 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21627 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
21629 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21631 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
21633 2009-05-19 Ben Elliston <bje@au.ibm.com>
21635 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
21636 assignments with memcpy calls.
21637 (add_fdes): Likewise.
21638 (binary_search_unencoded_fdes): Likewise.
21639 (linear_search_fdes): Eliminate type puns.
21641 2009-05-19 Richard Guenther <rguenther@suse.de>
21643 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
21644 not falsely claim to have propagated into all uses.
21646 2009-05-19 Ben Elliston <bje@au.ibm.com>
21648 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
21651 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21653 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
21654 * config/sh/sh.c (sh_legitimate_address_p): Make static.
21655 (TARGET_LEGITIMATE_ADDRESS_P): New.
21656 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
21657 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
21659 2009-05-18 Dodji Seketeli <dodji@redhat.com>
21662 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
21663 child of the containing namespace's DIE.
21665 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
21667 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
21668 *zero_extendhi_truncqi): Move after the zero_extend patterns.
21669 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
21672 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
21675 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
21676 gen_align with gen_pad.
21677 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
21678 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
21680 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
21681 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
21683 * config/i386/i386.md (align): Renamed to ...
21684 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
21685 ASM_OUTPUT_MAX_SKIP_PAD.
21687 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
21689 * config.gcc: Fix variable syntax.
21692 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
21693 before calling exact_log2.
21694 (output_iorsi3): Likewise.
21695 (output_xorsi3): Likewise.
21697 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
21699 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
21700 for the none zero constant operand except for EQ and NE
21701 comprisons even when the first operand is R0.
21703 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
21705 * config/s390/2064.md: Remove trailing whitespaces.
21706 * config/s390/2084.md: Likewise.
21707 * config/s390/constraints.md: Likewise.
21708 * config/s390/fixdfdi.h: Likewise.
21709 * config/s390/libgcc-glibc.ver: Likewise.
21710 * config/s390/s390-modes.def: Likewise.
21711 * config/s390/s390-protos.h: Likewise.
21712 * config/s390/s390.c: Likewise.
21713 * config/s390/s390.h: Likewise.
21714 * config/s390/s390.md: Likewise.
21715 * config/s390/tpf-unwind.h: Likewise.
21717 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21719 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
21721 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
21724 * configure.ac (m68k-*-*): Check if binutils support TLS.
21725 * configure: Regenerate.
21726 * config/m68k/predicates.md (symbolic_operand): Extend comment.
21727 * config/m68k/constraints.md (Cu): New constraint.
21728 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
21729 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
21730 (movsi): Handle TLS symbols.
21731 (addsi3_5200): Handle XTLS symbols, indent.
21732 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
21733 (m68k_tls_reference_p): Declare.
21734 (m68k_legitimize_address): Declare.
21735 (m68k_unwrap_symbol): Declare.
21736 * config/m68k/m68k.opt (mxtls): New option.
21737 * config/m68k/m68k.c (ggc.h): Include.
21738 (m68k_output_dwarf_dtprel): Implement hook.
21739 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
21740 (m68k_expand_prologue): Load GOT pointer when function needs it.
21741 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
21742 (m68k_legitimate_constant_address_p): Same.
21743 (m68k_decompose_address): Handle TLS references.
21744 (m68k_get_gp): New static function.
21745 (enum m68k_reloc): New contants.
21746 (TLS_RELOC_P): New macro.
21747 (m68k_wrap_symbol): New static function.
21748 (m68k_unwrap_symbol): New function.
21749 (m68k_final_prescan_insn_1): New static function.
21750 (m68k_final_prescan_insn): New function.
21751 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
21753 (legitimize_pic_address): Handle TLS references..
21754 (m68k_tls_get_addr, m68k_get_tls_get_addr)
21755 (m68k_libcall_value_in_a0_p)
21756 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
21757 (m68k_call_m68k_read_tp): Helper variables and functions for ...
21758 (m68k_legitimize_tls_address): Handle TLS references.
21759 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
21761 (m68k_legitimize_address): Handle TLS symbols.
21762 (m68k_get_reloc_decoration): New static function.
21763 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
21765 (m68k_output_dwarf_dtprel): Implement hook.
21766 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
21767 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
21768 m68k_call_* routines.
21769 (sched_attr_op_type): Handle TLS symbols.
21770 (gt-m68k.h): Include.
21771 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
21772 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
21774 2009-05-18 Martin Jambor <mjambor@suse.cz>
21776 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
21777 (visit_store_addr_for_mod_analysis): New function.
21778 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
21779 (determine_cst_member_ptr): Use gimple_assign_single_p.
21780 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
21781 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
21782 operands. Don't check number of operands of a NOP_EXPR.
21784 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
21786 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
21788 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
21791 * c-common.c (warn_logical_operator): Don't warn if one of
21792 expression isn't always true or false.
21794 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
21796 * config/i386/biarch32.h: New file.
21797 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
21799 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
21801 * config/mips/mips.md (*zero_extend<mode>_trunchi,
21802 *zero_extend<mode>_truncqi): Merge these into ...
21803 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
21804 Name the pattern following this as *zero_extendhi_truncqi.
21806 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
21808 PR middle-end/39301
21809 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
21810 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
21811 (output_info): Make field HOST_WIDEST_INT.
21812 (print_statistics): Use HOST_WIDEST_INT_PRINT.
21813 (dump_bitmat_statistics): Same.
21815 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
21817 * config.gcc (use_gcc_stdint): Set to wrap.
21818 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21819 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21820 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21821 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21822 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21823 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21824 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21825 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21827 2009-05-16 Joseph Myers <joseph@codesourcery.com>
21829 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
21831 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
21832 Move definitions earlier.
21833 (OPT_ARCH64, OPT_ARCH32): Define.
21834 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
21837 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21840 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
21843 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
21845 * arm.md (movdi2): Copy non-reg values to DImode registers.
21847 2009-05-16 Jakub Jelinek <jakub@redhat.com>
21850 * final.c (label_to_max_skip): New function.
21851 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
21852 CODE_LABEL_NUMBER <= max_labelno.
21853 * output.h (label_to_max_skip): New prototype.
21854 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
21855 (ix86_avoid_jump_mispredicts): ... this. Don't define if
21856 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
21857 Handle CODE_LABELs with >= 16 byte alignment or with
21858 max_skip == (1 << align) - 1.
21859 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
21860 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
21863 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
21864 .p2align 3 if MAX_SKIP is smaller than 7.
21865 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
21867 2009-05-15 Ian Lance Taylor <iant@google.com>
21869 * alias.c (struct alias_set_entry_d): Rename from struct
21870 alias_set_entry. Change all uses.
21871 * except.c (struct call_site_record_d): Rename from struct
21872 call_site_record. Change all uses.
21873 * except.h (struct eh_region_d): Rename from struct eh_region.
21875 * gcse.c (struct hash_table_d): Rename from struct hash_table.
21877 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
21878 ivtype_map_elt. Change all uses.
21879 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
21881 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
21882 * graphite.h (struct name_tree_d): Rename from struct name_tree.
21884 (struct sese_d): Rename from struct sese. Change all uses.
21885 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
21886 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
21887 * optabs.h (struct optab_d): Rename from struct optab. Change all
21889 (struct convert_optab_d): Rename from struct convert_optab.
21891 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
21892 ipa_opt_pass. Change all uses.
21893 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
21896 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
21897 defined as a typedef.
21898 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
21901 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21904 * fold-const.c (make_range,build_range_check,merge_ranges): Move
21906 (merge_ranges): Returns bool.
21907 * tree.h (make_range): .. to here.
21908 (build_range_check): Likewise.
21909 (merge_ranges): Likewise. Renamed from merge_ranges.
21910 * c-typeck.c (parser_build_binary_op): Update calls to
21911 warn_logical_operator.
21912 * c-common.c (warn_logical_operator): Add new warning.
21913 * c-common.h (warn_logical_operator): Update declaration.
21915 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
21917 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
21919 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21921 * doc/install.texi: Document MPC requirements, flags etc.
21923 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
21924 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
21925 Evaluate constant arguments.
21926 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
21927 (fold_builtin_1): Likewise, also evaluate constant arguments.
21928 Remove superfluous break.
21929 (do_mpc_ckconv): New.
21930 * real.h: Include mpc.h.
21931 * toplev.c (print_version): Output MPC version info if available.
21933 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21935 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
21937 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
21939 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
21942 2009-05-15 Jan Hubicka <jh@suse.cz>
21944 * doc/invoke.texi (max-early-inliner-iterations): New flag.
21945 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
21946 (try_inline): Fix return value.
21947 (cgraph_decide_inlining_incrementally): Honor new value.
21948 (cgraph_early_inlining): Handle indirect inlining.
21949 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
21951 2009-05-15 Jan Hubicka <jh@suse.cz>
21953 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
21954 * cgraphunit.c (cgraph_finalize_function): Set it.
21955 (cgraph_expand_function): Use it.
21957 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21959 * real.c (encode_ieee_half): Define.
21960 (decode_ieee_half): Define.
21961 (ieee_half_format): Define.
21962 (arm_half_format): Define.
21963 * real.h (ieee_half_format): Declare.
21964 (arm_half_format): Declare.
21966 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
21968 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
21969 swapped, and reversed optabs exist before trying to use them.
21971 2009-05-15 Paul Brook <paul@codesourcery.com>
21972 Sandra Loosemore <sandra@codesourcery.com>
21974 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
21975 loads. Allow PRE_DEC.
21976 (output_move_neon): Handle PRE_DEC.
21977 (arm_print_operand): Add 'A' for neon structure loads.
21978 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
21979 * config/arm/neon.md (neon_mov): Update comment.
21980 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
21982 (Um): New constraint.
21984 2009-05-15 Jan Hubicka <jh@suse.cz>
21986 Revert the following patch until testsuite fallout is fixed:
21987 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21988 * cgraph.h (struct inline_summary): New filed self_wize,
21989 size_inlining_benefit, self_time and time_inlining_benefit.
21990 (struct cgraph_global_info): Replace insns by time ans size fields.
21991 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21992 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21993 (ipcp_update_callgraph): Do not touch function bodies.
21994 * ipa-inline.c: Include except.h
21995 (MAX_TIME): New constant.
21996 (overall_insns): Remove
21997 (overall_size, max_benefit): New static variables.
21998 (cgraph_estimate_time_after_inlining): New function.
21999 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22000 (cgraph_clone_inlined_nodes): Update size.
22001 (cgraph_mark_inline_edge): Update size.
22002 (cgraph_estimate_growth): Use size info.
22003 (cgraph_check_inline_limits): Check size.
22004 (cgraph_default_inline_p): Likewise.
22005 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22006 (cgraph_decide_recursive_inlining): Check size.
22007 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22009 (cgraph_decide_inlining): Likewise.
22010 (cgraph_decide_inlining_incrementally): Likewise; honor
22011 PARAM_EARLY_INLINING_INSNS.
22012 (likely_eliminated_by_inlining_p): New predicate.
22013 (estimate_function_body_sizes): New function.
22014 (compute_inline_parameters): Use it.
22015 * except.c (must_not_throw_labels): New function.
22016 * except.h (must_not_throw_labels): Declare.
22017 * tree-inline.c (init_inline_once): Kill inlining_weigths
22018 * tree-ssa-structalias.c: Avoid uninitialized warning.
22019 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22020 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22021 (PARAM_INLINE_CALL_COST): Remove.
22022 (PARAM_EARLY_INLINING_INSNS): New.
22024 2009-05-15 Richard Guenther <rguenther@suse.de>
22026 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22027 not TODO_update_ssa.
22029 2009-05-15 Richard Guenther <rguenther@suse.de>
22031 PR tree-optimization/39999
22032 * gimple.h (gimple_expr_type): Use the expression type looking
22033 through useless conversions.
22034 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22035 (vn_nary_op_insert_stmt): Likewise.
22036 (simplify_binary_expression): Likewise.
22038 2009-05-15 Richard Guenther <rguenther@suse.de>
22040 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22041 New options, enabled by default.
22042 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22044 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22045 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22046 * tree-ssa-structalias.c (gate_tree_pta): New function.
22047 (pass_build_alias): Use it.
22049 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22051 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22052 recurse on an invariant address if a conversion from a pointer
22053 type to a wider integer type is involved.
22055 2009-05-15 Jan Hubicka <jh@suse.cz>
22057 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22058 * cgraph.h (struct inline_summary): New filed self_wize,
22059 size_inlining_benefit, self_time and time_inlining_benefit.
22060 (struct cgraph_global_info): Replace insns by time ans size fields.
22061 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22062 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22063 (ipcp_update_callgraph): Do not touch function bodies.
22064 * ipa-inline.c: Include except.h
22065 (MAX_TIME): New constant.
22066 (overall_insns): Remove
22067 (overall_size, max_benefit): New static variables.
22068 (cgraph_estimate_time_after_inlining): New function.
22069 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22070 (cgraph_clone_inlined_nodes): Update size.
22071 (cgraph_mark_inline_edge): Update size.
22072 (cgraph_estimate_growth): Use size info.
22073 (cgraph_check_inline_limits): Check size.
22074 (cgraph_default_inline_p): Likewise.
22075 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22076 (cgraph_decide_recursive_inlining): Check size.
22077 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22079 (cgraph_decide_inlining): Likewise.
22080 (cgraph_decide_inlining_incrementally): Likewise; honor
22081 PARAM_EARLY_INLINING_INSNS.
22082 (likely_eliminated_by_inlining_p): New predicate.
22083 (estimate_function_body_sizes): New function.
22084 (compute_inline_parameters): Use it.
22085 * except.c (must_not_throw_labels): New function.
22086 * except.h (must_not_throw_labels): Declare.
22087 * tree-inline.c (init_inline_once): Kill inlining_weigths
22088 * tree-ssa-structalias.c: Avoid uninitialized warning.
22089 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22090 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22091 (PARAM_INLINE_CALL_COST): Remove.
22092 (PARAM_EARLY_INLINING_INSNS): New.
22093 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22094 (inline-call-cost): Remove.
22095 (early-inlining-insns): New.
22097 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22099 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22101 (print_int_cst_bounds_in_octal_p): Likewise.
22102 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22104 * dwarf2out.c (base_type_die): Likewise.
22105 (is_subrange_type): Delete.
22106 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22107 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22108 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22109 if the destination type is boolean.
22110 (build_range_check): Do not special-case subtypes.
22111 (fold_sign_changed_comparison): Likewise.
22112 (fold_unary): Likewise.
22113 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22114 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22115 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22116 * tree.c (subrange_type_for_debug_p): New predicate based on the
22117 former is_subrange_type.
22118 * tree.h (subrange_type_for_debug_p): Declare.
22119 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22120 (convert_affine_scev): Remove call to above function.
22121 (chrec_convert_aggressive): Likewise.
22122 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22123 false for conversions involving subtypes.
22124 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22125 (vrp_val_min): Likewise.
22126 (needs_overflow_infinity): Likewise.
22127 (extract_range_from_unary_expr): Likewise.
22129 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22131 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22132 * config/frv/frv.c: Likewise.
22133 * config/s390/s390.c: Likewise.
22134 * config/sparc/sparc.h: Likewise.
22135 * config/i386/i386.h: Likewise.
22136 * config/i386/i386.c: Likewise.
22137 * config/crx/crx.c: Likewise.
22138 * config/m68hc11/m68hc11.h: Likewise.
22139 * config/iq2000/iq2000.c: Likewise.
22140 * config/mn10300/mn10300.h: Likewise.
22141 * config/mn10300/mn10300.c: Likewise.
22142 * config/m68k/m68k.c: Likewise.
22143 * config/rs6000/rs6000.c: Likewise.
22144 * config/rs6000/xcoff.h: Likewise.
22145 * config/rs6000/linux64.h: Likewise.
22146 * config/rs6000/sysv4.h: Likewise.
22147 * config/score/score3.c: Likewise.
22148 * config/score/score7.c: Likewise.
22149 * config/score/score.c: Likewise.
22150 * config/arm/arm.md: Likewise.
22151 * config/mips/mips.c: Likewise.
22152 * config/mips/mips.md: Likewise.
22153 * config/bfin/bfin.h: Likewise.
22154 * config/pa/pa.c: Likewise.
22155 * config/pa/constraints.md: Likewise.
22157 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22158 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22159 * config/pdp11/pdp11.h: Use memory_address_p instead.
22161 2009-05-14 Ian Lance Taylor <iant@google.com>
22163 * passes.c (finish_optimization_passes): Change i to int.
22164 * plugin.c (plugins_active_p): Change event to int.
22165 (dump_active_plugins): Likewise.
22166 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22168 * tree.c (tree_range_check_failed): Change c to unsigned int.
22169 (omp_clause_range_check_failed): Likewise.
22170 (build_common_builtin_nodes): Change mode to int. Add cast.
22171 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22172 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22174 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22175 ++ or -- with a variable of enum type.
22177 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22180 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22182 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22184 * store-motion.c: Do not include params.h
22185 * Makefile.in: Fix dependencies for various files.
22187 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22189 * auto-inc-dec.c: Fix pass description, remove apparent
22190 accidental duplication.
22192 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22194 PR middle-end/40147
22195 * ipa-utils.h (memory_identifier_string): Moved to ...
22196 * tree.h (memory_identifier_string): Here. Add GTY(()).
22198 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22200 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22201 in the former documentation of...
22202 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22203 * ira-conflicts.c (get_dup_num): Use address_operand.
22204 * targhooks.c (default_legitimate_address_p): New.
22205 * targhooks.h (default_legitimate_address_p): New.
22206 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22208 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22209 * target.h (struct target): Add legitimate_address_p.
22210 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22211 (TARGET_INITIALIZER): Include it.
22213 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22214 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22215 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22216 (TARGET_LEGITIMATE_ADDRESS_P): New.
22218 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22219 (REG_OK_STRICT_P): Delete.
22220 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22221 (frv_legitimate_address_p_1): ... this.
22222 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22223 (frv_legitimate_address_p_1): ... the renamed old
22224 frv_legitimate_address_p.
22225 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22226 (TARGET_LEGITIMATE_ADDRESS_P): New.
22228 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22229 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22230 * config/s390/s390.c (legitimate_address_p): Rename to...
22231 (s390_legitimate_address_p): ... this, make static.
22232 (legitimize_address): Adjust call.
22233 (TARGET_LEGITIMATE_ADDRESS_P): New.
22234 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22236 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22237 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22238 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22239 (TARGET_LEGITIMATE_ADDRESS_P): New.
22241 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22242 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22243 * config/spu/spu.c (spu_legitimate_address): Rename to...
22244 (spu_legitimate_address_p): ... this, make static.
22245 (TARGET_LEGITIMATE_ADDRESS_P): New.
22247 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22248 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22249 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22250 (sparc_legitimate_address_p): ... this, make static and return bool.
22251 (legitimize_address): Adjust call.
22252 (TARGET_LEGITIMATE_ADDRESS_P): New.
22254 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22255 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22256 * config/i386/i386.c (legitimate_address_p): Rename to...
22257 (ix86_legitimate_address_p): ... this, make static.
22258 (constant_address_p): Move after it, adjust call.
22259 (TARGET_LEGITIMATE_ADDRESS_P): New.
22261 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22262 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22263 * config/avr/avr.c (legitimate_address_p): Rename to...
22264 (avr_legitimate_address_p): ... this, make static.
22265 (legitimize_address): Adjust call.
22266 (TARGET_LEGITIMATE_ADDRESS_P): New.
22268 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22269 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22270 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22271 (TARGET_LEGITIMATE_ADDRESS_P): New.
22273 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22274 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22275 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22276 (TARGET_LEGITIMATE_ADDRESS_P): New.
22278 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22279 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22281 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22283 (TARGET_LEGITIMATE_ADDRESS_P): New.
22285 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22286 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22288 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22290 (m68hc11_legitimate_address_p): ... this, make static.
22291 (go_if_legitimate_address_internal): Rename to...
22292 (m68hc11_legitimate_address_p_1): ... this.
22293 (legitimize_address): Adjust call.
22294 (TARGET_LEGITIMATE_ADDRESS_P): New.
22296 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22297 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22298 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22299 (TARGET_LEGITIMATE_ADDRESS_P): New.
22301 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22302 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22303 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22304 (mn10300_legitimate_address_p): ... this, make static.
22305 (TARGET_LEGITIMATE_ADDRESS_P): New.
22307 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22308 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22309 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22310 (TARGET_LEGITIMATE_ADDRESS_P): New.
22312 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22313 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22314 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22315 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22316 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22317 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22318 (rs6000_legitimate_address_p): ... this, make static.
22319 (TARGET_LEGITIMATE_ADDRESS_P): New.
22320 (REG_MODE_OK_FOR_BASE_P): Delete.
22321 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22323 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22324 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22326 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22327 static, adjust types.
22328 (TARGET_LEGITIMATE_ADDRESS_P): New.
22330 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22331 * config/score/score.c (score_address_p): Rename to...
22332 (score_legitimate_address_p): ... this.
22333 (TARGET_LEGITIMATE_ADDRESS_P): New.
22334 * config/score/score3.c (score3_address_p): Rename to...
22335 (score3_legitimate_address_p): ... this.
22336 * config/score/score7.c (score7_address_p): Rename to...
22337 (score7_legitimate_address_p): ... this.
22339 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22340 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22341 GO_IF_LEGITIMATE_ADDRESS): Delete.
22342 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22343 thumb2_legitimate_address_p): Delete.
22344 (arm_legitimate_address_p): Rename to...
22345 (arm_legitimate_address_outer_p): ... this.
22346 * config/arm/constraints.md ("Uq"): Adjust call.
22347 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22348 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22350 (arm_legitimate_address_outer_p): ... this.
22351 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22353 (TARGET_LEGITIMATE_ADDRESS_P): New.
22355 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22356 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22357 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22358 (TARGET_LEGITIMATE_ADDRESS_P): New.
22360 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22361 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22362 * config/vax/vax.c (legitimate_address_p): Rename to...
22363 (vax_legitimate_address_p): ... this, make static.
22364 (TARGET_LEGITIMATE_ADDRESS_P): New.
22366 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22367 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22368 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22369 (TARGET_LEGITIMATE_ADDRESS_P): New.
22371 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22372 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22373 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22374 (mmix_legitimate_address_p): ... this, make static.
22375 (TARGET_LEGITIMATE_ADDRESS_P): New.
22377 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22378 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22379 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22380 (TARGET_LEGITIMATE_ADDRESS_P): New.
22382 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22384 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22385 of MODE_COMPLEX_INT.
22387 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22389 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22390 LCT_NORMAL in function call.
22391 * mips-tdump.c (print_file_desc): Add cast to enum type.
22392 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22393 (mark_stabs): Add casts to enum types.
22394 (parse_stabs_common): Add casts to enum types.
22396 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22398 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22399 Check for invalid values of LETTER.
22401 2009-05-13 Taras Glek <tglek@mozilla.com>
22403 * attribs.c (register_attribute): moved out attribute registration
22404 into register_attribute.
22405 * doc/plugins.texi: Documented register_attribute and
22407 * gcc-plugin.h: Added forward decl for register_attribute.
22408 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22409 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22410 PLUGIN_ATTRIBUTES boilerplate.
22412 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22414 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22415 values even in sentinel and empty entries.
22416 (ms_printf_flag_specs): Likewise.
22417 (ms_scanf_flag_specs): Likewise.
22418 (ms_strftime_flag_specs): Likewise.
22419 (ms_print_char_table): Likewise.
22420 (ms_scan_char_table): Likewise.
22421 (ms_time_char_table): Likewise.
22423 2009-05-13 Doug Kwan <dougkwan@google.com>
22425 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22427 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22429 * config/mips/mips.md (store): Add attributes for QI and HI.
22431 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22432 (truncdi<mode>2): ... this new pattern.
22434 2009-05-13 Brad Hards <bradh@kde.org>
22436 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22438 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22439 Ben Elliston <bje@au.ibm.com>
22441 PR middle-end/40035
22442 * dse.c (check_mem_read_rtx): Guard against width == -1.
22444 2009-05-13 Michael Matz <matz@suse.de>
22446 PR middle-end/39976
22447 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22448 (trivially_conflicts_p): New function.
22449 (insert_backedge_copies): Use it.
22451 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22453 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22454 (handle_stdc_pragma): Use new enum constant names.
22455 (handle_pragma_float_const_decimal64): Ditto.
22457 2009-05-13 Ian Lance Taylor <iant@google.com>
22459 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22462 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22464 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22465 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22467 * config/m68k/m68k.h (FL_UCLINUX): Define.
22469 2009-05-13 Jan Hubicka <jh@suse.cz>
22471 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22473 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22475 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22476 unless -fschedule-insns is specified.
22478 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22481 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22482 TARGET_EXPAND_CBRANCHDI4.
22483 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22484 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22485 (cmpeqdi): Fix comment.
22487 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22489 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22490 (sh_legitimate_address_p): Likewise.
22491 * config/sh/sh.c (sh_legitimate_index_p): New.
22492 (sh_legitimate_address_p): Likewise.
22493 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22494 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22495 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22496 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22497 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22498 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22499 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22500 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22501 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22503 2009-05-12 Jan Hubicka <jh@suse.cz>
22505 * tree-inline.c (estimate_operator_cost): Add operands;
22506 when division happens by constant, it is cheap.
22507 (estimate_num_insns): Loads and stores are not having cost of 0;
22508 EH magic stuff is cheap; when computing runtime cost of switch,
22509 use log2 base of amount of its cases; builtin_expect has cost of 0;
22510 compute cost for moving return value of call.
22511 (init_inline_once): Initialize time_based flags.
22512 * tree-inline.h (eni_weights_d): Add time_based flag.
22514 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22516 * df-core.c: Update head documentation.
22518 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22521 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22522 shadowing exisiting variable op1.
22524 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22527 * config/i386/driver-i386.c (processor_signatures): New enum.
22528 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22529 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22530 processor signature to detect geode processor.
22532 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22536 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22538 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22539 causes spurious differences between trunk and cond-optab branch.
22541 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22543 * dojump.c (compare_from_rtx): Delete.
22544 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22545 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22546 if the comparison does not satisfy the predicate; test predicates for
22547 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22548 further if one existing pattern fails.
22549 * expr.h (compare_from_rtx): Delete.
22550 (prepare_operand): Declare it.
22551 * optabs.c: Change "lib call" to "libcall" throughout.
22552 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22553 HAVE_conditional_trap, emit_cmp_insn): Delete.
22554 (can_compare_p): Delete cmp_optab case.
22555 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22556 Accept other parameters by value.
22557 (prepare_operand): Make non-static.
22558 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22559 other parameters by value. Try to widen operands here based on
22560 an optab_methods argument and looking at cbranch_optab.
22561 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22562 loop. Use cbranch_optab directly.
22563 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22564 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22566 (emit_conditional_move, emit_conditional_add): Inline what's needed
22567 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22568 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22569 with COMPARE. Move cmov_optab and cstore_optab above
22570 with cbranch_optab, move cmp_optab down with ucmp_optab,
22571 remove tst_otpab. Do not initialize trap_rtx.
22572 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22573 for trap code. Do not check HAVE_conditional_trap. Use
22574 prepare_cmp_insn. Accept no predicate for operand 3.
22575 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22576 (OTI_ctrap, ctrap_optab): New.
22577 (tst_optab): Delete.
22578 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22579 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22580 with lookup of ctrap_optab.
22581 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22583 (ctrap_optab): New.
22585 * combine.c (combine_simplify_rtx, simplify_set): Do not
22586 special case comparing against zero for cc0 machines.
22587 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22588 COMPARE on cc0 machines.
22589 (simplify_relational_operation): Return a new expression when
22590 a COMPARE could be removed.
22591 * final.c (final_scan_insn): Compare cc_status values
22592 against LHS of a (compare FOO (const_int 0)) cc0 source.
22593 Also check if cc_status.value is the full compare.
22595 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22596 (cstoreMM4): Document.
22597 (conditional_trap): Document ctrapMM4 instead.
22598 (sync_compare_and_swapMM): Refer to cbranchcc4.
22599 (Dependent Patterns): Eliminate obsolete information referring to
22600 the old jump optimization phase.
22601 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22602 of compares with 0 on cc0 machines.
22603 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22604 avoiding references to cc0. Remove text about storing operands
22606 * doc/tm.texi (Condition Codes): Include blurb on different
22607 condition code representations, separate into subsections for
22608 CC0, MODE_CC and conditional execution.
22610 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22611 alpha_emit_setcc): Accept operands and a machine mode.
22612 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22613 Get code/op0/op1 from operands, use machine mode argument
22614 instead of alpha_compare.fp_p. Emit the branch here.
22615 (alpha_emit_setcc): Likewise, and return boolean.
22616 (alpha_emit_conditional_move): Likewise. Assert that
22617 cmp_op_mode == cmp_mode, and simplify accordingly.
22618 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22619 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
22620 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
22622 (stack probe test): Use cbranchdi4.
22623 * config/alpha/predicates.md (alpha_cbranch_operator): New.
22625 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
22626 * config/arc/arc.h (movsicc, movsfcc): Use it.
22627 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
22628 (cbranchsi4, cstoresi4): New.
22629 (cmpsi, bCC and sCC expanders): Remove.
22631 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
22632 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
22633 * config/arm/predicates.md (arm_comparison_operator): Only include
22634 floating-point operators if there is a hardware floating-point unit.
22635 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
22636 deferring to cbranch_cc and cstore_cc respectively.
22637 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
22638 cbranch_cc, cstore_cc): New.
22639 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
22641 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
22643 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
22644 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
22646 (adjust_insn_length): Adjust calls.
22647 (avr_reorg): Handle (compare (foo) (const_int 0)).
22648 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
22649 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
22650 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
22651 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
22653 (cbranchqi4, cbranchhi4, cbranchsi4): New.
22654 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
22656 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
22657 (cbranchsi4, cstorebi4, cstoresi4): New.
22658 (movbisi): This insn is duplicate, split it to zero_extend.
22659 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
22660 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
22661 (bfin_optimize_loop): Use cbranch expander.
22662 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
22663 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
22664 (bfin_bimode_comparison_operator): ... this.
22665 (bfin_direct_comparison_operator): New.
22667 * config/cris/cris.c (cris_normal_notice_update_cc): Look
22668 inside (compare FOO (const_int 0)).
22669 (cris_rtx_costs): Handle ZERO_EXTRACT.
22670 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
22671 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
22672 (*tstdi_v32): Delete.
22673 (*cmpdi_non_v32): Add M alternative for operand 1.
22674 (cmpsi, cmp<mode>): Make private.
22675 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
22677 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
22679 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
22680 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
22681 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
22682 (cc_reg_operand): New.
22683 (any_cond): Delete.
22684 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
22685 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
22686 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
22687 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
22688 crx_expand_scond): Delete.
22690 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
22692 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
22693 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
22695 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
22696 cstoresi4, cstoresf4, cstoredf4): New.
22697 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
22698 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22699 Receive the entire operands array.
22700 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
22701 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
22702 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
22703 Get test/op0/op1 from the operands array.
22704 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
22706 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
22707 (h8300_expand_store): New.
22708 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
22710 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
22711 (h8300_expand_store): New.
22712 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
22713 or do not try to produce (set (cc0) REG).
22714 (peepholes): Wrap arguments with COMPARE. Add a peephole to
22715 change a compare into a move to a scratch register. Disable some
22716 peepholes when comparing with zero.
22717 (tstsi, tsthi, tstsi, cmpqi): Make private.
22719 (bCC, sCC): Delete.
22720 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
22723 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
22724 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
22725 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
22726 (ix86_emit_i387_log1p): Use cbranchxf2.
22727 (ix86_expand_setcc): Return void.
22728 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
22729 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
22730 cmp<MODEF>, cmpcc): Remove.
22731 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
22732 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
22733 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
22734 (sCC and bCC expanders): Remove.
22735 (stack_protect_test): Use cbranchcc4.
22737 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
22739 (ia64_expand_compare): Accept three rtx by reference and return void.
22740 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
22741 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
22742 from *expr. Update *expr with the BImode comparison to do.
22743 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
22744 cmptf, bCC, sCC, conditional_trap): Delete.
22745 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
22746 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
22747 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
22748 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
22749 * config/ia64/predicates.md (ia64_cbranch_operator): New.
22751 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
22752 type of last argument.
22753 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
22754 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
22755 use machine mode argument instead of branch_type. Remove dead
22756 code for floating-point comparisons.
22757 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
22758 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
22760 (cbranchsi4, cstoresi4): New.
22761 * config/iq2000/predicates.md (reg_or_const_operand): New.
22763 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
22764 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
22765 (b<code>_op): Rewrite to...
22766 (bcc_op): ... this, using match_operator.
22767 (s<code>_op): Rewrite to...
22768 (scc_op): ... this, using match_operator.
22769 (s<code>_24_op): Rewrite to...
22770 (scc_op_24): ... this, using match_operator.
22771 (s<code>_<mode>): Rewrite to...
22772 (cstore<mode>4): ... this, using match_operator.
22773 (s<code>_<mode>_24): Rewrite to...
22774 (cstore<mode>4_24): ... this, using match_operator.
22775 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
22776 m32c_unpend_compare, m32c_expand_scc): Delete.
22777 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
22778 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
22779 (m32c_expand_movcc): Change NE to EQ if necessary.
22780 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
22782 * config/m32r/m32r-protos.h (gen_cond_store): New.
22783 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
22784 (gen_cond_store): New, from sCC patterns.
22785 (m32r_expand_block_move): Use cbranchsi4.
22786 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
22787 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
22788 (cbranchsi4, cstoresi4): New.
22790 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
22792 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
22793 (m68hc11_notice_update_cc): Look into a compare with 0.
22794 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
22796 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
22797 cmphi, cmpqi, bCC): Delete.
22798 (cbranchsi4, cbranchhi4, cbranchqi4): New.
22799 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
22800 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
22803 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
22804 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
22805 * config/m68k/constraints.md (H): New.
22806 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
22807 the define_insn below.
22808 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
22809 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
22810 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
22811 patterns): Wrap RHS with COMPARE.
22812 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
22813 (*cmpdi_internal): Name this pattern.
22814 (cmpdi): Change to define_insn.
22815 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
22816 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
22817 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
22819 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
22820 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
22821 (conditional_trap): Change to...
22822 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
22823 (*conditional_trap): Use the ordered_comparison_operator and
22824 const1_operand predicates.
22825 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
22826 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
22827 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
22828 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
22830 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
22831 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
22832 (mcore_gen_compare): New.
22833 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
22834 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
22835 (mcore_gen_compare): ... this.
22836 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
22837 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
22838 (stack probe pattern): Use cbranchsi4.
22840 * config/mips/predicates.md (mips_cstore_operator): New.
22841 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
22842 * config/mips/mips.md (any_cond): Delete.
22843 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
22845 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
22846 fixuns_truncsfdi2): Use cbranch patterns.
22847 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
22848 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
22849 Adjust call to mips_expand_conditional_branch.
22850 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
22852 * config/mips/mips-protos.h (mips_expand_conditional_branch,
22853 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
22854 * config/mips/mips.c (cmp_operands): Delete.
22855 (mips_emit_compare): Get comparison operands from *op0/*op1.
22856 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
22857 that it succeeds. Use op0/op1 instead of cmp_operands.
22858 (mips_expand_conditional_branch, mips_expand_conditional_move,
22859 mips_expand_conditional_trap): Likewise.
22860 (mips_block_move_loop): Use cbranch patterns.
22861 * config/mips/mips.h (cmp_operands): Delete.
22863 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
22864 (mmix_gen_compare_reg): Just return a register in the right CC mode.
22865 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
22866 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
22867 (*cmpcc_folded): Rename to...
22868 (*cmpdi_folded): this.
22869 (*cmpcc): Rename to...
22871 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
22874 (cbranchdf4): New. Handle invalid comparisons here.
22875 * config/mmix/predicates.md (float_comparison_operator): New.
22877 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
22878 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
22879 * config/mn10300/mn10300.md (tst): Delete.
22880 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
22881 Name these patterns and wrap RHS in a compare.
22882 (*cmpsi): Make this pattern private. Include tst.
22883 (*cmpsf): Make this pattern private.
22884 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
22885 (compare with zero peepholes): Likewise.
22887 (cbranchsi4, cbranchsf4): New.
22888 (casesi): Use cbranchsi4.
22890 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
22891 hppa_branch_type): Delete.
22892 (return_addr_rtx): Use cbranchsi4.
22893 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
22894 Emit CCFPmode comparison here.
22895 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
22896 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
22897 hppa_branch_type): Delete.
22898 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
22899 (movsicc, movdicc): Remove references to hppa_compare_op0,
22900 hppa_compare_op1 and compare_from_rtx.
22901 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
22902 (casesi): Use cbranchsi4.
22904 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
22905 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
22906 * config/pdp11/pdp11.md (register_or_const0_operand): New.
22907 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
22908 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
22910 (cbranchdf4, cbranchhi4, cbranchqi4): New.
22911 (*branch, *branch_inverted): New.
22913 * config/picochip/picochip.md (cbranchhi4): Use
22914 ordered_comparison_operator.
22915 (cmphi, bCC): Remove.
22917 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
22918 (trap_comparison_operator): Delete.
22919 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
22920 rs6000_emit_cbranch): Accept mode and operands.
22921 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
22922 rs6000_compare_fp_p): Delete.
22923 (rs6000_generate_compare): Accept mode and comparison. Extract code
22924 and op0/op1 from there. Replace references to rs6000_compare_op0
22925 and rs6000_compare_op1.
22926 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
22927 extract result from passed operands.
22928 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
22929 extract loc from passed operands.
22930 (rs6000_emit_cmove): Likewise.
22931 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
22932 rs6000_compare_fp_p): Delete.
22933 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
22934 (cbranch<GPR>4, cbranch<FP>4): New.
22935 (cstore<mode>4): New. Consolidate here all choices about when to use
22936 portable or specialized sCC sequences.
22937 (stack_protect_test): Use cbranchsi4.
22938 (conditional_trap): Replace with ctrap<GPR>4.
22939 (conditional trap insn): Replace trap_comparison_operator with
22940 ordered_comparison_operator.
22942 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
22943 (s390_emit_prologue): Use ctrap.
22944 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
22945 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
22946 New predicates replacing...
22947 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
22948 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
22949 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
22950 (add<mode>cc): Do not use s390_compare_op0/op1.
22951 (s<code>): Change to...
22952 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
22953 (seq): Change to...
22954 (cstorecc4): ... this. Handle EQ or NE equally.
22955 (*sne): Un-privatize for use in cstorecc4.
22956 (b<code>): Change to...
22957 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
22958 (conditional_trap): Replace with...
22959 (ctrap<GPR>4, ctrap<FP>4): ... these.
22960 (stack_protect): Use cbranchcc4.
22962 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
22963 * config/score/score-protos.h (score_gen_cmp): Delete.
22964 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
22965 (score_block_move-loop): Use cbranchsi4.
22966 * config/score/score.md (cbranchsi4): New.
22967 (cmpsi, bCC): Delete.
22968 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
22969 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22970 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
22971 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
22972 * config/score/score3.h (score3_gen_cmp): Delete.
22973 * config/score/score7.h (score7_gen_cmp): Delete.
22975 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
22976 (sh_emit_scc_to_t): ... this. Return void.
22977 (from_compare): Rename to...
22978 (sh_emit_compare_and_branch): ... this.
22979 (sh_emit_compare_and_set): New.
22980 (sh_expand_t_scc): Accept operands.
22981 * config/sh/predicates.md (sh_float_comparison_operator): New.
22982 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
22983 (prepare_scc_operands): Rename to...
22984 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
22986 (sh_emit_cheap_store_flag): New.
22987 (sh_emit_set_t_insn): New.
22988 (from_compare): Rename to...
22989 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
22990 handling of TARGET_SH2E floating point to avoid recursive call.
22991 Generate branch here.
22992 (sh_emit_compare_and_set): New.
22993 (sh_expand_t_scc): Get op0/op1 from arguments.
22994 (sh_emit_cheap_store_flag): New.
22995 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
22997 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
22998 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
22999 (movsicc, movdicc): Do nothing when it recreated operands from
23000 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
23001 prepare_scc_operands (now sh_emit_scc_to_t).
23002 (udivdi3): Use cstoresi4.
23003 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23004 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23005 (cbranchint4_media, cbranchfp4_media): New.
23006 (casesi): Use cbranchdi4.
23007 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23009 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23010 (movnegt): Remove second operand.
23011 (cbranchsf4, cbranchdf4): New.
23012 (stack_protect): Use cbranchdi4/cbranchsi4.
23014 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23015 (gen_compare_reg): Accept comparison, extract part of it to...
23016 (gen_compare_reg_1): ... this.
23017 (gen_compare_operator): Delete.
23018 (gen_v9_scc): Accept separate destination, comparison code and arms.
23019 Do not use sparc_compare_op0/sparc_compare_op1.
23020 (emit_scc_insn, emit_conditional_branch_insn): New.
23021 (emit_v9_brxx): Make static. Remove useless assertion.
23022 (sparc_emit_float_lib_cmp): Return RTL instead of calling
23024 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23025 * config/sparc/sparc-protos.h (gen_compare_reg,
23026 sparc_emit_float_lib_cmp): Adjust prototype.
23027 (emit_scc_insn, emit_conditional_branch_insn): New.
23028 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23029 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23030 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23031 iterators to the top.
23032 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23033 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23034 snedi_special_trunc): Delete.
23035 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23036 and snedi_special_trunc.
23037 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23038 cbranchdi4, cbranch<F:mode>4): New.
23039 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23040 here. Use gen_compare_reg instead of gen_compare_operator.
23041 (conditional_trap): Replace with...
23042 (ctrapsi4, ctrapdi4): ... this.
23043 (stack_protect_test): Use cbranchcc4.
23045 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23047 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23048 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23049 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23050 from operands[0] or operands[3] depending on is_set.
23051 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23052 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23053 cmpdf, bCC), sCC: Remove.
23054 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23055 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23057 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23058 spu_emit_branch_or_set.
23060 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23062 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23063 xstormy16_compare_op1): Delete.
23064 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23065 xstormy16_compare_op1): Delete.
23066 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23068 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23069 (cmphi, cmpsi, bCC): Remove.
23071 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23072 (*cmpsi): ... this one.
23073 (cbranchsi4, cstoresi4): New.
23074 (bCC expanders): Delete.
23075 (sCC insns): Fold into...
23076 (*setcc): ... this one.
23077 (casesi): Do not use gen_cmpsi and gen_bgtu.
23078 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23079 (movsicc): Simplify.
23080 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23082 * config/vax/vax-protos.h (cond_name): New.
23083 (vax_output_conditional_branch): Remove.
23084 * config/vax/vax.c (cond_name): New.
23085 (vax_output_conditional_branch): Remove.
23086 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23087 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23088 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23089 (bit<VAXint>): Wrap source with (compare).
23090 (b<code> and following unnamed pattern): Rename to *branch and
23091 *branch_reversed. Change macroization to match_operator.
23092 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23094 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23095 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23096 Change last argument to machine_mode.
23097 (xtensa_expand_scc): Add machine_mode argument.
23098 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23099 (gen_conditional_move, xtensa_expand_conditional_branch,
23100 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23101 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23102 Adjust operand numbers.
23103 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23105 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23106 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23107 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23109 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23111 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23112 causes spurious differences between trunk and cond-optab branch.
23114 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23117 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23119 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23121 * tree.c (iterative_hash_pointer): Delete.
23122 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23123 Hash UIDs and versions of SSA names. Don't special-case built-in
23124 function declarations.
23126 2009-05-11 Ian Lance Taylor <iant@google.com>
23129 * graphite.c: Force -Wc++-compat to only be a warning before
23130 #including "cloog/cloog.h".
23132 2009-05-11 Martin Jambor <mjambor@suse.cz>
23134 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23136 2009-05-11 Jan Hubicka <jh@suse.cz>
23138 * tree-ssa-loop-ivcanon.c: Include target.h
23139 (struct loop_size): new structure.
23140 (constant_after_peeling): New predicate.
23141 (tree_estimate_loop_size): New function.
23142 (estimated_unrolled_size): Rewrite for new estimates.
23143 (try_unroll_loop_completely): Use new estimates.
23144 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23146 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23148 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23149 libcpp interface change.
23150 (spu_macro_to_expand): Likewise.
23152 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23154 PR tree-optimization/40026
23155 * gimplify.c (gimplify_init_constructor): Change initial conditional
23156 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23157 optimize_compound_literals_in_ctor.
23159 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23161 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23163 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23165 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23167 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23168 HOST_WIDE_INT for gap.
23170 2009-05-11 Ira Rosen <irar@il.ibm.com>
23172 PR tree-optimization/40074
23173 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23174 account in group size and step comparison.
23176 2009-05-11 Richard Guenther <rguenther@suse.de>
23178 * passes.c (init_optimization_passes): Strip now incorrect comment.
23179 (execute_function_todo): Do not set PROP_alias.
23180 * tree-pass.h (PROP_alias): Remove.
23181 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23182 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23183 * tree-nrv.c (pass_return_slot): Likewise.
23184 * tree-object-size.c (pass_object_sizes): Likewise.
23185 * tree-ssa-dom.c (pass_dominator): Likewise.
23186 (pass_phi_only_cprop): Likewise.
23187 * tree-ssa-dse.c (pass_dse): Likewise.
23188 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23189 (pass_cselim): Likewise.
23190 * tree-ssa-pre.c (pass_pre): Likewise.
23191 (pass_fre): Likewise.
23192 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23193 * tree-ssa-sink.c (pass_sink_code): Likewise.
23194 * tree-stdarg.c (pass_stdarg): Likewise.
23195 * tree-tailcall.c (pass_tail_calls): Likewise.
23196 * tree-vrp.c (pass_vrp): Likewise.
23198 2009-05-10 Ian Lance Taylor <iant@google.com>
23200 * basic-block.h (enum profile_status): Break out of struct
23201 control_flow_graph.
23202 * cgraph.h (struct inline_summary): Break out of struct
23204 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23205 of struct cgraph_order_sort.
23206 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23207 * cse.c (struct branch_path): Break out of struct
23208 cse_basic_block_data.
23209 * except.h (enum eh_region_type): Break out of struct eh_region.
23210 * gcc.c (enum add_del): Break out of struct modify_target.
23211 * genrecog.c (enum decision_type): Break out of struct decision_test.
23212 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23214 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23215 * regmove.c (enum match_use): New enum, broken out of struct match.
23216 * sched-int.h (enum post_call_group): New enum, broken out of
23218 (struct deps_reg): Break out of struct deps.
23219 * target.h (struct asm_int_op): Break out of struct gcc_target.
23220 * tree-eh.c (struct goto_queue_node): Break out of struct
23222 * tree-inline.h (enum copy_body_cge_which): Break out of
23224 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23226 * c-decl.c (in_struct, struct_types): New static variables.
23227 (pushtag): Add loc parameter. Change all callers.
23228 (lookup_tag): Add ploc parameter. Change all callers.
23229 (check_compound_literal_type): New function.
23230 (parser_xref_tag): Add loc parameter. Change all callers. If
23231 -Wc++-compat, warn about struct/union/enum types defined within a
23233 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23234 and loc parameters. Change all callers. Change error calls to
23235 error_at, using loc. For a redefinition, if the location of the
23236 original definition is known, report it. Set in_struct and
23237 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23238 (finish_struct): Add new parameters enclosing_in_struct and
23239 enclosing_struct_types. Change all callers. Set
23240 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23241 in the struct. If in a struct, add this struct to struct_types.
23242 (start_enum): Add loc parameter. Change all callers. Use
23243 error_at for errors, using loc. For a redefinition, if the
23244 location of the original definition is known, report it. If in a
23245 struct, add this enum type to struct_types. If -Wc++-compat warn
23246 if in sizeof, typeof, or alignof.
23247 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23248 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23249 (c_parser_enum_specifier): Get enum location for start_enum.
23250 (c_parser_struct_or_union_specifier): Get struct location for
23251 start_struct. Save in_struct and struct_types status between
23252 start_struct and finish_struct.
23253 (c_parser_cast_expression): Get location of cast.
23254 (c_parser_alignof_expression): Get location of type.
23255 (c_parser_postfix_expression): Likewise.
23256 (c_parser_postfix_expression_after_paren_type): Add type_loc
23257 parameter. Change all callers. Call check_compound_literal_type.
23258 Use type_loc for error about variable size type.
23259 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23260 of an enum constant from an enum type defined in a struct or union.
23261 (c_cast_expr): Add loc parameter. Change all callers. If
23262 -Wc++-compat, warn about defining a type in a cast.
23263 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23264 (start_enum, start_struct, finish_struct): Update declarations.
23265 (parser_xref_tag, c_cast_expr): Update declarations.
23266 (check_compound_literal_type): Declare.
23268 2009-05-11 Ben Elliston <bje@au.ibm.com>
23270 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23271 for recent libcpp interface change.
23272 (rs6000_macro_to_expand): Likewise.
23274 2009-05-10 Michael Matz <matz@suse.de>
23277 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23278 not at entry of function.
23280 2009-05-10 Richard Guenther <rguenther@suse.de>
23282 PR tree-optimization/40081
23284 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23285 using the main variant of the element type. Do not fiddle with
23286 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23288 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23289 structs with volatile fields.
23291 2009-05-10 Jan Hubicka <jh@suse.cz>
23293 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23294 (estimate_move_cost): Assert that it does not get called for
23296 (estimate_num_insns): Skip VOID types in argument handling.
23297 (optimize_inline_calls): Delete unreachable blocks and verify that
23298 callgraph is valid.
23300 2009-05-10 Jan Hubicka <jh@suse.cz>
23302 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23303 * cgraph.c (cgraph_mark_address_taken_node): New function.
23304 (dump_cgraph_node): Dump new flag.
23305 * cgraph.h (struct cgraph_node): Add address_taken.
23306 (cgraph_mark_address_taken_node): New function.
23307 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23308 since new direct calls can be born.
23310 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23312 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23313 tok->val.node.node.
23315 2009-05-10 Jan Hubicka <jh@suse.cz>
23317 PR middle-end/40084
23318 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23320 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23321 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23322 * tree-inline.c (copy_bb): Set frequency correctly.
23323 (fold_marked_statements): Update call to
23324 cgraph_update_edges_for_call_stmt.
23326 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23328 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23329 identifiers in diagnostics.
23330 * config/arm/arm.c (arm_handle_fndecl_attribute,
23331 arm_handle_isr_attribute): Likewise.
23332 * config/avr/avr.c (avr_handle_progmem_attribute,
23333 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23334 * config/bfin/bfin.c (handle_int_attribute,
23335 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23336 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23337 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23339 * config/darwin.c (darwin_handle_kext_attribute,
23340 darwin_handle_weak_import_attribute): Likewise.
23341 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23342 h8300_handle_eightbit_data_attribute,
23343 h8300_handle_tiny_data_attribute): Likewise.
23344 * config/i386/i386.c (ix86_handle_cconv_attribute,
23345 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23346 * config/i386/winnt.c (ix86_handle_shared_attribute,
23347 ix86_handle_selectany_attribute): Likewise.
23348 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23349 * config/m32c/m32c.c (function_vector_handler): Likewise.
23350 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23351 m68hc11_handle_fntype_attribute): Likewise.
23352 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23353 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23354 * config/mips/mips.c (mips_insert_attributes,
23355 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23356 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23357 rs6000_handle_struct_attribute): Likewise.
23358 * config/sh/sh.c (sh_insert_attributes,
23359 sh_handle_resbank_handler_attribute,
23360 sh_handle_interrupt_handler_attribute,
23361 sh2a_handle_function_vector_handler_attribute,
23362 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23364 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23365 * config/spu/spu.c (spu_handle_fndecl_attribute,
23366 spu_handle_vector_attribute): Likewise.
23367 * config/stormy16/stormy16.c
23368 (xstormy16_handle_interrupt_attribute): Likewise.
23369 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23370 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23372 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23374 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23375 (pp_translate_identifiers): New.
23376 (pp_identifier): Only conditionally translate identifier to locale
23378 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23379 (pp_base_tree_identifier): Only conditionally translate identifier
23380 to locale character set.
23381 * c-pretty-print.c (M_): Define.
23382 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23383 fragments for conditional translation with M_.
23384 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23385 identifier translation.
23387 2009-05-10 Richard Guenther <rguenther@suse.de>
23389 PR tree-optimization/40081
23390 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23391 using the main variant of the element type. Do not fiddle with
23392 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23394 2009-05-09 Jan Hubicka <jh@suse.cz>
23396 PR middle-end/40080
23397 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23398 indirect calls; verify cgraph afterwards.
23400 2009-05-09 Jan Hubicka <jh@suse.cz>
23403 * ipa.c (update_inlined_to_pointer): New function.
23404 (cgraph_remove_unreachable_nodes): Use it.
23406 2009-05-09 Jan Hubicka <jh@suse.cz>
23408 * tree-eh.c (struct leh_state): Remove prev_try.
23409 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23410 not track prev_try.
23411 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23412 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23413 remove_eh_handler_and_replace, foreach_reachable_handler,
23414 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23415 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23416 (gen_eh_region_cleanup): Update prototype.
23418 2009-05-09 Jan Hubicka <jh@suse.cz>
23420 PR middle-end/40043
23421 * except.c (copy_eh_region): Always set prev_try.
23422 (redirect_eh_edge_to_label): Find outer try.
23423 (foreach_reachable_handler): When looking for prev try
23424 handle case where previous try is not going to be taken.
23426 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23428 PR tree-optimization/40049
23429 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23430 only vector/vector shifts, convert the type of the constant to the
23431 appropriate type to avoid building incorrect trees, which
23432 eventually have problems with garbage collection.
23434 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23436 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23437 -1 for complex floating-point types if honoring signed zeros.
23439 2009-05-08 Jan Hubicka <jh@suse.cz>
23441 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23442 argument; handle correctly when profile is absent.
23443 (build_cgraph_edges): Update.
23444 (rebuild_cgraph_edges): Update.
23445 * cgraph.c: Do not include varray.h.
23446 (cgraph_set_call_stmt_including_clones): New function.
23447 (cgraph_create_edge_including_clones): Likewise
23448 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23449 (cgraph_update_edges_for_call_stmt): Handle clones.
23450 (cgraph_remove_node): Handle clone tree.
23451 (cgraph_remove_node_and_inline_clones): New function.
23452 (dump_cgraph_node): Dump clone tree.
23453 (cgraph_clone_node): Handle clone tree.
23454 (clone_function_name): Bring here from tree-inline.c.
23455 (cgraph_create_virtual_clone): New function.
23456 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23457 (cgraph_clone_info): New function.
23458 (strut cgraph_node): Add clone_info and new clone tree pointers.
23459 (cgraph_remove_node_and_inline_clones,
23460 cgraph_set_call_stmt_including_clones,
23461 cgraph_create_edge_including_clones,
23462 cgraph_create_virtual_clone): Declare.
23463 (cgraph_function_versioning): Use VEC argument.
23464 (compute_call_stmt_bb_frequency): Update prototype.
23465 (cgraph_materialize_all_clones): New function.
23466 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23467 (ipcp_create_replace_map): Update to VECtors.
23468 (ipcp_update_callgraph): Use virtual clones.
23469 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23470 (ipcp_update_profiling): Do not update local profiling.
23471 (ipcp_insert_stage): Use VECtors and virtual clones.
23472 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23473 (clone_of_p): New function.
23474 (cgraph_preserve_function_body_p): Use clone tree.
23475 (cgraph_optimize): Materialize clones.
23476 (cgraph_function_versioning): Update for VECtors.
23477 (save_inline_function_body): Use clone tree.
23478 (cgraph_materialize_clone): New function.
23479 (cgraph_materialize_all_clones): Likewise.
23480 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23481 * ipa.c: Include gimple.h.
23482 (cgraph_remove_unreachable_nodes): Use clone tree.
23483 * ipa-prop.c (ipa_note_param_call): Update call to
23484 compute_call_stmt_bb_frequencycall.
23485 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23486 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23487 (copy_bb): Handle updating of clone tree; add new edge when new call
23489 (expand_call_inline): Be strict about every call having edge.
23490 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23491 (delete_unreachable_blocks_update_callgraph): New function.
23492 (tree_function_versioning): Use VECtors; always remove unreachable
23493 blocks and fold conditionals.
23494 * tree-inline.h: Do not include varray.h.
23495 (tree_function_versioning): Remove.
23496 * Makefile.in (GTFILES): Remove tree-inline.c
23497 * passes.c (do_per_function): Do only functions having body.
23498 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23501 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23502 Andrew Morrow <acm@google.com>
23505 * c-common.c (c_common_attribute_table): Permit deprecated
23506 attribute to take an optional argument.
23507 (handle_deprecated_attribute): If the optional argument to
23508 __attribute__((deprecated)) is not a string ignore the attribute
23509 and emit a warning.
23511 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23512 * c-typeck.c (build_component_ref): Likewise.
23513 (build_external_ref): Likewise.
23515 * toplev.c (warn_deprecated_use): Add an attribute argument.
23516 Emit the message associated with __attribute__((deprecated)).
23518 * toplev.h (warn_deprecated_use): Updated.
23520 * doc/extend.texi: Document new optional parameter to
23521 __attribute__((deprecated))
23523 2009-05-08 Michael Eager <eager@eagercon.com>
23525 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23526 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23528 2009-05-08 Richard Guenther <rguenther@suse.de>
23530 PR tree-optimization/40062
23531 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23532 Avoid exponential behavior.
23534 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23536 PR rtl-optimization/33928
23538 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23539 process_uses, build_single_def_use_links): New.
23540 (update_df): Update use_def_ref.
23541 (forward_propagate_into): Use get_def_for_use instead of use-def
23543 (fwprop_init): Call build_single_def_use_links and let it initialize
23545 (fwprop_done): Free use_def_ref.
23546 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23547 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23548 df_rd_simulate_one_insn): New.
23549 (df_rd_bb_local_compute_process_def): Update head comment.
23550 (df_chain_create_bb): Use the new RD simulation functions.
23551 * df.h (df_rd_simulate_artificial_defs_at_top,
23552 df_rd_simulate_one_insn): New.
23553 * opts.c (decode_options): Enable fwprop at -O1.
23554 * doc/invoke.texi (-fforward-propagate): Document this.
23556 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23559 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23560 and one complex operand specially.
23561 * tree-complex.c (some_nonzerop): Do not identify a real value as
23562 zero if flag_signed_zeros.
23564 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23566 PR rtl-optimization/33928
23567 * loop-invariant.c (record_use): Fix && vs. || mishap.
23569 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23571 PR rtl-optimization/33928
23572 * loop-invariant.c (struct use): Add addr_use_p.
23573 (struct def): Add n_addr_uses.
23574 (struct invariant): Add cheap_address.
23575 (create_new_invariant): Set cheap_address.
23576 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23577 (record_uses): Pass df_ref to record_use.
23578 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23581 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23583 * config/sh/sh.c: Do not include c-pragma.h.
23585 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23587 * config/spu/spu.c: Remove include of c-common.h.
23589 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23592 * c-common.h (mark_valid_location_for_stdc_pragma,
23593 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23594 clear_float_const_decimal64, float_const_decimal64_p): New.
23595 * c.opt (Wunsuffixed-float-constants): New.
23596 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23597 unsuffixed float constant, handle new warning.
23598 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23599 * c-decl.c (c_scope): New flag float_const_decimal64.
23600 (set_float_const_decimal64, clear_float_const_decimal64,
23601 float_const_decimal64_p): New.
23602 (push_scope): Set new flag.
23603 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23604 to use STDC pragmas.
23605 (c_parser_external_declaration): Ditto.
23606 (c_parser_compound_statement_nostart): Ditto.
23607 * c-pragma.c (valid_location_for_stdc_pragma,
23608 mark_valid_location_for_stdc_pragma,
23609 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23610 handle_pragma_float_const_decimal64): New.
23611 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23612 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23613 set_float_const_decimal64, clear_float_const_decimal64,
23614 float_const_decimal64_p): New dummy functions.
23615 * doc/extend.texi (Decimal Float): Remove statement that the
23616 pragma, and suffix for double constants, are not supported.
23617 * doc/invoke.texi (Warning Options): List new option.
23618 (-Wunsuffixed-float-constants): New.
23620 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
23622 * config/i386/i386.c: Do not include c-common.h.
23624 2009-05-07 Mark Heffernan <meheff@google.com>
23626 * doc/invoke.texi (Debugging Options): Document change of debugging
23628 * opts.c (decode_options): Make dump_base_name relative to
23629 aux_base_name directory.
23631 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
23633 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
23634 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
23636 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
23638 * Makefile.in (install-plugin): Simplify a bit.
23640 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
23642 * Makefile.in (OBJS-common): Add regcprop.o.
23644 * timevar.def (TV_CPROP_REGISTERS): New.
23645 * regrename.c (regrename_optimize): Return 0.
23646 (rest_of_handle_regrename): Delete.
23647 (pass_rename_registers): Point to regrename_optimize.
23648 (struct value_data_entry, struct value_data,
23649 kill_value_one_regno, kill_value_regno, kill_value,
23650 set_value_regno, init_value_data, kill_clobbered_value,
23651 kill_set_value, kill_autoinc_value, copy_value,
23652 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
23653 replace_oldest_value_reg, replace_oldest_value_addr,
23654 replace_oldest_value_mem, copyprop_hardreg_forward_1,
23655 debug_value_data, validate_value_data): Move...
23656 * regcprop.c: ... here.
23657 (rest_of_handle_cprop): Delete.
23658 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
23660 2009-05-07 Jakub Jelinek <jakub@redhat.com>
23662 PR middle-end/40057
23663 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
23664 GEN_INT for 1 << bitnum.
23665 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
23666 build_int_cst_type.
23668 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
23670 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
23671 Remove wrong description of "nand" operation.
23673 2009-05-06 Richard Guenther <rguenther@suse.de>
23674 Adam Nemet <anemet@caviumnetworks.com>
23676 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
23677 comment. Add that if LHS is not a gimple register, then RHS1 has
23678 to be a single object (GIMPLE_SINGLE_RHS).
23680 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
23682 * expr.c (get_def_for_expr): Move it up in the file.
23683 (store_field): When expanding a bit-field store, look at the
23684 defining gimple stmt for the masking conversion.
23686 2009-05-06 Janis Johnson <janis187@us.ibm.com>
23688 PR middle-end/39986
23689 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
23690 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
23691 32-bit memcpy into long.
23693 2009-05-06 Jakub Jelinek <jakub@redhat.com>
23695 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
23696 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
23698 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
23699 instead of appending DW_OP_deref*.
23701 2009-05-06 Michael Matz <matz@suse.de>
23703 PR middle-end/40021
23704 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
23705 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
23707 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
23709 * Makefile.in (install-plugin): Fix srcdir handling.
23711 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
23713 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
23714 when processing for not_regs_needed bitmap.
23715 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
23716 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
23717 handling it for rhs.
23719 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23721 * config/i386/i386.md (unnamed inc/dec peephole): Use
23722 optimize_insn_for_size_p instead of optimize_size.
23723 * config/i386/predicates.md (incdec_operand): Likewise.
23724 (aligned_operand): Likewise.
23725 * config/i386/sse.md (divv8sf3): Likewise.
23726 (sqrtv8sf2): Likewise.
23728 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23730 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
23732 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
23734 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
23736 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
23737 ssemodesuffixf2c with avxmodesuffixf2c.
23739 2009-05-06 Joseph Myers <joseph@codesourcery.com>
23742 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
23744 2009-05-05 Jakub Jelinek <jakub@redhat.com>
23746 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
23747 (struct tree_base): Adjust spacing for 8 bit boundaries.
23748 (struct tree_decl_common): Add decl_by_reference_flag bit.
23749 (DECL_BY_REFERENCE): Adjust.
23750 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
23751 print DECL_BY_REFERENCE bit.
23752 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
23753 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
23754 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
23755 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
23758 PR middle-end/39666
23759 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
23760 range of the type, but default label is missing, add it with one
23761 of the existing labels instead of adding a new label for it.
23763 2009-05-05 Joseph Myers <joseph@codesourcery.com>
23767 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
23769 * Makefile.in (enable_plugin, plugin_includedir): New.
23770 (install): Depend on install-plugin.
23771 (PLUGIN_HEADERS): New.
23772 (install-plugin): New.
23773 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
23775 2009-05-05 Richard Guenther <rguenther@suse.de>
23777 PR tree-optimization/40022
23778 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
23780 (phivn_valid_p): Fix tuplification error, simplify.
23781 (phiprop_insert_phi): Add dumps.
23782 (propagate_with_phi): Simplify.
23784 2009-05-05 Richard Guenther <rguenther@suse.de>
23786 PR middle-end/40023
23787 * builtins.c (gimplify_va_arg_expr): Properly build the address.
23789 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
23791 * tree.h (strip_float_extensions): Remove duplicate declaration.
23792 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
23793 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
23794 block_ultimate_origin): Rearrange the declarations line to match the
23795 comment that indicates the .c file which the functions are defined.
23796 (dwarf2out_*, set_decl_rtl): Add comment.
23797 (get_base_address): Adjust comment.
23798 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
23799 declarations line and add comment.
23800 (is_builtin_name): Add blank after function name, for clarity.
23802 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23804 * attribs.c (decl_attributes): Use %qE for identifiers in
23806 * cgraphunit.c (verify_cgraph_node): Translate function names to
23807 locale character set in diagnostics.
23808 * coverage.c (get_coverage_counts): Use %qE for identifiers in
23810 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
23811 Document that functions are named in UTF-8.
23812 * expr.c (expand_expr_real_1): Translate function names to locale
23813 character set in diagnostics.
23814 * gimplify.c (omp_notice_variable, omp_is_private,
23815 gimplify_scan_omp_clauses): Use %qE for identifiers in
23817 * langhooks.c (lhd_print_error_function): Translate function names
23818 to locale character set.
23819 * langhooks.h (decl_printable_name): Document that return value is
23820 in internal character set.
23821 * stmt.c: Include pretty-print.h
23822 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
23824 (resolve_operand_name_1): Translate named operand name to locale
23826 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
23828 * toplev.c (announce_function): Translate function names to locale
23830 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
23831 (default_tree_printer): Use pp_identifier or translate identifiers
23832 to locale character set. Mark "<anonymous>" for translation.
23833 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
23834 for identifiers in diagnostics.
23835 * tree.c (handle_dll_attribute): Use %qE for identifiers in
23837 * varasm.c (output_constructor): Use %qE for identifiers in
23840 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
23842 * configure.ac: use ` ` instead of $()
23843 * configure: Regenerate.
23845 2009-05-05 Ben Elliston <bje@au.ibm.com>
23847 * config/pa/linux-atomic.c: Eliminate conditional include of
23848 errno.h on non-LP64 systems to simplify build requirements.
23850 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23852 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
23854 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
23855 and pass value to identifier_to_locale.
23856 (warn_variable_length_array): Make name a tree.
23857 (grokdeclarator): Separate diagnostic texts for named and unnamed
23858 declarators. Use %qE for named declarators.
23859 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
23861 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
23862 identifiers in diagnostics.
23863 * c-typeck.c (push_member_name, start_init): Pass identifiers to
23864 identifier_to_locale. Mark "anonymous" strings for translation.
23866 2009-05-04 Michael Eager <eager@eagercon.com>
23868 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
23869 address for DImode/DFmode only if double-precision FP regs.
23871 2009-05-04 Michael Eager <eager@eagercon.com>
23873 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
23874 TARGET_SINGLE_FLOAT check.
23876 2009-05-04 Michael Eager <eager@eagercon.com>
23878 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
23880 2009-05-04 Michael Eager <eager@eagercon.com>
23882 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
23883 * config/rs6000/t-xilinx: New
23885 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
23887 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
23888 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
23889 * gcc/explow.c (memory_address): Use target hook.
23890 * gcc/targhooks.c (default_legitimize_address): New.
23891 * gcc/targhooks.h (default_legitimize_address): New.
23892 * gcc/target.h (legitimize_address): New.
23893 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
23894 (TARGET_INITIALIZER): Include it.
23895 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
23897 * config/bfin/bfin-protos.h (legitimize_address): Remove.
23898 * config/bfin/bfin.c (legitimize_address): Remove.
23899 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
23900 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
23902 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
23903 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
23905 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
23906 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
23907 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
23908 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
23909 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
23910 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
23911 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
23912 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
23913 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
23914 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
23915 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
23916 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
23917 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
23918 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
23919 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
23920 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
23921 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
23922 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
23923 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
23924 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
23925 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
23926 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
23927 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
23929 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
23930 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
23931 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
23932 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
23933 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
23934 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
23935 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
23936 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
23937 (thumb_legitimize_address): Delete.
23938 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
23939 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
23940 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
23941 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
23942 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
23943 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
23945 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
23948 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
23949 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
23950 * config/m32r/m32r.c (m32r_legitimize_address): New.
23951 * config/m68k/m68k.c (m68k_legitimize_address): New.
23952 * config/score/score.c (score_legitimize_address): Standardize.
23953 * config/score/score3.c (score3_legitimize_address): Standardize.
23954 * config/score/score3.h (score3_legitimize_address): Adjust.
23955 * config/score/score7.c (score7_legitimize_address): Standardize.
23956 * config/score/score7.h (score7_legitimize_address): Adjust.
23957 * config/sh/sh.c (sh_legitimize_address): New.
23958 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
23960 * gcc/config/s390/s390.c (legitimize_address): Rename to...
23961 (s390_legitimize_address): ... this.
23962 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
23963 (sparc_legitimize_address): ... this.
23964 * gcc/config/i386/i386.c (legitimize_address): Rename to...
23965 (ix86_legitimize_address): ... this.
23966 * gcc/config/avr/avr.c (legitimize_address): Rename to...
23967 (avr_legitimize_address): ... this.
23968 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
23969 (mn10300_legitimize_address): ... this.
23970 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
23971 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
23972 (alpha_expand_mov): Adjust call.
23974 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
23975 * config/spu/spu.c (spu_legitimize_address): Likewise.
23976 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
23977 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
23979 2009-05-04 Joseph Myers <joseph@codesourcery.com>
23981 * intl.c (locale_encoding, locale_utf8): New.
23982 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
23983 * intl.h (locale_encoding, locale_utf8): Declare.
23984 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
23985 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
23987 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
23989 (pp_tree_identifier): Define to call pp_base_tree_identifier.
23990 (pp_base_tree_identifier): Declare as function.
23991 (identifier_to_locale): Declare.
23992 * Makefile.in (pretty-print.o): Update dependencies.
23993 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
23995 2009-05-04 Richard Guenther <rguenther@suse.de>
23997 PR middle-end/40015
23998 * builtins.c (fold_builtin_memory_op): Do not decay to element
23999 type if the size matches the whole array.
24001 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24003 * expmed.c (synth_mult): When trying out a shift, pass the result
24006 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24008 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24009 (shiftsub1_cost): New.
24010 (init_expmed): Compute shiftsub1_cost.
24011 (synth_mult): Optimize multiplications by constants of the form
24012 -(2^^m-1) for some constant positive integer m.
24014 2009-05-03 Richard Guenther <rguenther@suse.de>
24017 * c-typeck.c (array_to_pointer_conversion): Do not built
24018 ADDR_EXPRs of arrays of pointer-to-element type.
24019 * c-gimplify.c (c_gimplify_expr): Revert change fixing
24020 up wrong ADDR_EXPRs after-the-fact.
24021 * c-common.c (strict_aliasing_warning): Strip pointer
24022 conversions for obtaining the original type.
24023 * builtins.c (fold_builtin_memset): Handle array types.
24024 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24027 2009-05-03 Richard Guenther <rguenther@suse.de>
24029 PR middle-end/23329
24030 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24031 Do not lose casts from array types with unknown extent to array
24032 types with known extent.
24033 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24034 alias set compatibility.
24036 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24038 * flags.h (extra_warnings): Delete.
24039 * toplev.c (process_options): Handle Wuninitialized here.
24040 * opts.c (extra_warnings): Delete.
24041 (set_Wextra): Delete.
24042 (common_handle_option): -Wextra can be handled automatically.
24043 * c-opts.c (c_common_handle_option): Delete obsolete code.
24044 (c_common_post_options): Simplify comment.
24045 * common.opt (W): Add Var.
24047 (Wuninitialized): Initialize to -1.
24049 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24050 Richard Guenther <rguenther@suse.de>
24052 * expr.c (get_def_for_expr): New function.
24053 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24054 SSA rather than trees.
24055 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24056 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24058 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24060 * c-common.c (reswords): Add _Imaginary.
24061 * c-common.c (enum rid): Add RID_IMAGINARY.
24063 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24065 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24066 Patch by Richard Guenther.
24068 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24070 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24071 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24072 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24073 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24074 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24075 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24076 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24077 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24078 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24079 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24080 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24081 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24082 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24083 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24084 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24085 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24086 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24087 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24089 2009-05-02 Richard Guenther <rguenther@suse.de>
24091 PR tree-optimization/39940
24092 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24095 2009-05-02 Richard Guenther <rguenther@suse.de>
24097 PR middle-end/40001
24098 * tree-ssa.c (execute_update_addresses_taken): Properly check
24099 if we can mark a variable DECL_GIMPLE_REG_P.
24100 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24101 back to the end of the function.
24102 (is_gimple_reg_type): Remove complex type special casing.
24103 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24106 2009-05-02 Ben Elliston <bje@au.ibm.com>
24108 * doc/collect2.texi (Collect2): Document search path behaviour
24109 when configured with --with-ld.
24111 2009-05-02 Jan Hubicka <jh@suse.cz>
24113 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24114 parameter; update callers.
24115 (coalesce_cost_edge): EH edges are costier because they needs
24116 splitting even if not critical and even more costier when there are
24117 multiple EH predecestors.
24119 2009-05-02 Jan Hubicka <jh@suse.cz>
24121 * except.c (remove_eh_handler_and_replace): Handle updating after
24122 removing TRY blocks.
24124 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24126 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24128 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24130 * varasm.c: Do not include c-pragma.h.
24131 * attribs.c: Do not incude c-common.h.
24133 2009-05-01 Michael Matz <matz@suse.de>
24135 * calls.c (initialize_argument_information): Handle SSA names like
24136 decls with a non MEM_P DECL_RTL.
24138 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24140 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24141 * ipa-utils.c: Likewise.
24142 * ipa-type-escape.c: Likewise.
24143 * cgraphunit.c Do not include c-common.h.
24144 * ipa-pure-const.c: Likewise.
24145 * tree-if-conv.c: Likewise.
24146 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24147 * ipa-struct-reorg.c: Likewise.
24148 * tree-nomudflap.c: Likewise.
24149 * tree-ssa-structalias.c: Likewise.
24151 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24153 * store-motion.c: Many cleanups to make this pass a first-class
24154 citizen instead of an appendix to gcse load motion. Add TODO list
24155 to make this pass faster/cleaner/better.
24157 (struct ls_expr): Post gcse.c-split cleanups.
24158 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24159 "stores" field to "avail_stores".
24160 (pre_ldst_mems): Rename to store_motion_mems.
24161 (pre_ldst_table): Rename to store_motion_mems_table.
24162 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24163 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24164 (ldst_entry): Rename to st_expr_entry, update users.
24165 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24166 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24167 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24169 (first_ls_expr): Rename to first_st_expr, update users.
24170 (next_ls_expr): Rename to next_st_expr, update users.
24171 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24172 fields properly for store motion instead of names inherited from load
24174 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24175 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24178 (ae_kill): Rename to st_kill, update users.
24179 (ae_gen): Rename to st_avloc, update users.
24180 (transp): Rename to st_transp, update users.
24181 (pre_insert_map): Rename to st_insert_map, update users.
24182 (pre_delete_map): Rename to st_delete_map, update users.
24183 (insert_store, build_store_vectors, free_store_memory,
24184 one_store_motion_pass): Update for abovementioned changes.
24186 (gcse_subst_count, gcse_create_count): Remove.
24187 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24188 and "n_stores_created", local variables.
24190 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24193 (regvec, compute_store_table_current_insn): Remove.
24194 (reg_set_info, reg_clear_last_set): Remove.
24195 (compute_store_table): Use DF caches instead of local dataflow
24198 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24200 * c-objc-common.c (c_tree_printer): Print identifiers with
24201 pp_identifier, not pp_string. Mark "({anonymous})" for
24203 * c-pretty-print.c (pp_c_ws_string): New.
24204 (pp_c_cv_qualifier, pp_c_type_specifier,
24205 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24206 pp_c_storage_class_specifier, pp_c_function_specifier,
24207 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24208 pp_c_primary_expression, pp_c_postfix_expression,
24209 pp_c_unary_expression, pp_c_shift_expression,
24210 pp_c_relational_expression, pp_c_equality_expression,
24211 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24212 use pp_string and pp_c_ws_string in place of pp_identifier and
24213 pp_c_identifier for non-identifiers. Mark English strings for
24215 * c-pretty-print.h (pp_c_ws_string): Declare.
24217 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24218 Roland McGrath <roland@redhat.com>
24220 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24221 (ENABLE_LD_BUILDID): New configuration option.
24222 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24223 (LINK_BUILDID_SPEC): New macro.
24224 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24226 * doc/install.texi: Document --enable-linker-build-id option.
24227 * configure: Rebuild.
24228 * config.in: Rebuild.
24230 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24232 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24233 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24234 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24235 MIPS_GP_SAVE_AREA_SIZE.
24236 * config/mips/mips.c (struct mips_frame_info): Update comment
24237 before arg_pointer_offset and hard_frame_pointer_offset.
24238 (mips_compute_frame_info): Update diagram before function: to
24239 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24240 indicate the position of frame_pointer_rtx with -fstack-protector and
24241 to show args_size. Don't allocate cprestore area for leaf functions
24242 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24244 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24246 2009-04-30 Michael Matz <matz@suse.de>
24248 PR tree-optimization/39955
24249 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24251 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24253 * ira.c (setup_cover_and_important_classes): Use safe macro
24254 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24256 * genpreds.c (write_tm_preds_h): Output suitable definition of
24257 REG_CLASS_FOR_CONSTRAINT.
24259 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24261 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24263 * bitmap.c (bitmap_descriptor): Likewise.
24264 * ggc-common.c (loc_descriptor): Likewise.
24265 * varray.c (varray_descriptor): Likewise.
24266 * vec.c (vec_descriptor): Likewise.
24268 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24270 * Makefile.in (dce.o): Add $(EXCEPT_H).
24271 * dce.c: Include except.h and delete redundant vector definitions.
24272 (deletable_insn_p): Return false for non-call insns that can throw
24275 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24277 * gcse.c (ae_gen): Remove.
24278 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24279 and make non-static function to make it available in store-motion.c.
24280 Update call sites with search-and-replace.
24281 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24282 extract_mentioned_regs, extract_mentioned_regs_helper,
24283 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24284 store_killed_in_insn, store_killed_after, store_killed_before,
24285 build_store_vectors, insert_insn_start_basic_block, insert-store,
24286 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24287 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24288 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24289 * store-motion.c: ...new file. Also copy data structures from gcse.c
24290 and clean up to remove parts not used by store motion.
24291 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24292 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24294 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24297 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24298 when optimizing for size.
24300 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24302 * gcse.c (gcse_constant_p): Fix typo in last change.
24304 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24306 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24308 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24310 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24312 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24314 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24315 CONST_HIGH_PART result.
24317 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24319 * config/avr/avr.c (initial_elimination_offset): Rename to
24320 avr_initial_elimination_offset.
24321 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24322 change return type to bool.
24323 (avr_can_eliminate): New function.
24324 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24325 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24326 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24327 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24328 avr_initial_elimination_offset.
24329 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24330 (avr_initial_elimination_offset): Define.
24332 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24333 Steven Bosscher <steven@gcc.gnu.org>
24335 PR rtl-optimization/39938
24336 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24337 * cfgrtl.c: Include insn-attr.h.
24338 (rest_of_pass_free_cfg): New function.
24339 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24340 * resource.c (init_resource_info): Remove call to df_analyze.
24342 2009-04-29 Richard Guenther <rguenther@suse.de>
24345 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24346 allow conversion to signed integers.
24348 2009-04-29 Richard Guenther <rguenther@suse.de>
24350 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24351 shifts of floating point vectors if the shift amount is
24352 a constant multiple of the element size.
24354 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24355 Michael Matz <matz@suse.de>
24357 PR middle-end/39927
24359 * tree-outof-ssa.c (emit_partition_copy): New function.
24360 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24361 insert_part_to_rtx_on_edge): Perform the partition base var
24362 copy using emit_partition_copy.
24363 (insert_value_copy_on_edge): Convert constants to the right mode.
24364 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24365 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24367 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24369 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24370 scan backwards to try to find a constant to initialize it.
24372 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24373 insn before the loop_end instruction, don't look past labels.
24375 2009-04-29 Richard Guenther <rguenther@suse.de>
24377 PR middle-end/39937
24378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24379 loose type conversions.
24380 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24381 stmts only if there are no uses of its definition.
24383 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24385 * config/bfin/bfin.h (splitting_loops): Declare.
24386 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24387 Reorder bit definitions to be ascending.
24388 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24389 * config/bfin/bfin.c (splitting_loops): New variable.
24390 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24391 (struct loop_info): Remove members INIT and LOOP_INIT.
24392 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24393 the LSETUP sequence. Allow LC to be loaded from any register, but
24394 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24395 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24397 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24398 of reload_completed.
24401 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24403 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24405 * Makefile.in (PLUGIN_VERSION_H): New.
24406 (OBJS-common): Remove plugin-version.o.
24407 (plugin.o): Depend on (PLUGIN_VERSION_H).
24408 (plugin-version.o): Remove.
24409 * configure: Regenerate
24410 * configure.ac: Create plugin-version.h.
24411 * gcc-plugin.h (plugin_gcc_version): Remove.
24412 (plugin_default_version_check): Change signature.
24413 * plugin-version.c: Remove.
24414 * plugin.c: Include plugin-version.h.
24415 (str_plugin_gcc_version_name): Remove.
24416 (try_init_one_plugin): Pass gcc version to plugin_init.
24417 (plugin_default_version_check): Both gcc and plugin versions are now
24420 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24422 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24423 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24424 Remove special case testing for last insn of inner loops. Don't fail
24425 if the loop ends with a jump, emit an extra nop instead.
24427 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24428 DREGS rather than comparing directly. Remove code that tries to
24429 account for latencies.
24431 2009-04-29 Richard Guenther <rguenther@suse.de>
24433 PR tree-optimization/39941
24434 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24435 eliminating an indirect call.
24437 2009-04-29 Richard Guenther <rguenther@suse.de>
24439 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24440 parameter. Allow invariants as base if !require_lvalue.
24441 (verify_gimple_assign_single): Adjust.
24443 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24445 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24446 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24447 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24448 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24449 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24451 * config/bfin/bfin.c (bfin_expand_builtin,
24452 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24454 2009-04-28 Richard Guenther <rguenther@suse.de>
24456 * tree-vect-loop.c (get_initial_def_for_induction): Use
24457 correct types for pointer increment.
24459 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24461 * toplev.c (print_version): Update GMP version string calculation.
24463 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24465 PR rtl-optimization/39938
24466 * resource.c (init_resource_info): Add call to df_analyze.
24468 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24470 * config/alpha/alpha.md (usegp): Cast the result of
24471 alpha_find_lo_sum_using_gp to enum attr_usegp.
24472 * config/alpha/alpha.c (override_options): Remove end-of-structure
24473 marker element from cpu_table. Use array size of cpu_table to handle
24474 -mcpu and -mtune options.
24475 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24477 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24479 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24480 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24481 tune_32 and tune_64.
24482 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24483 support on PowerPC.
24484 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24485 * config/rs6000/option-defaults.h: ... here. New file.
24486 (OPT_64, OPT_32): Define.
24487 (MASK_64BIT): Define to 0 if not already defined.
24488 (OPT_ARCH64, OPT_ARCH32): Define.
24489 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24492 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24494 * config/arm/arm.c (arm_override_options): Emit error on using
24497 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24499 PR rtl-optimization/39914
24500 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24501 registers for allocnos created from user-defined variables only
24502 when not optimizing.
24504 2009-04-28 Richard Guenther <rguenther@suse.de>
24506 PR middle-end/39937
24507 * fold-const.c (fold_binary): Use distribute_real_division only
24510 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24512 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24513 add hpux-stdint.h to tm_file.
24514 (hppa[12]*-*-hpux11*): Ditto.
24515 (ia64*-*-hpux*): Ditto.
24516 * config/hpux-stdint.h: New.
24517 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24518 __STDC_EXT__ for all compiles.
24519 * config/pa/pa-hpux.h: Ditto.
24520 * config/pa/pa-hpux10.h: Ditto.
24521 * config/pa/pa-hpux11.h: Ditto.
24523 2009-04-28 Catherine Moore <clm@codesourcery.com>
24525 * debug.h (set_name): Add comment.
24527 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24530 * config/darwin.c (machopic_gen_offset): Check
24531 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24532 * config/arm/arm.c (require_pic_register): Likewise.
24534 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24536 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24537 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24538 m32c_promote_prototypes): Delete.
24540 2009-04-28 Michael Matz <matz@suse.de>
24542 PR middle-end/39922
24543 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24546 2009-04-28 Richard Guenther <rguenther@suse.de>
24548 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24550 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24552 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24553 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24554 * config/arm/arm-tune.md: Regenerate.
24556 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24558 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24559 block if there are complex incoming edges.
24560 (sel_merge_blocks): Remove useless assert.
24561 (sel_redirect_edge_and_branch): Check that edge was redirected.
24562 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24563 (sel_find_rgns): Delete declaration.
24564 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24565 the region when it is not a preheader.
24567 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24570 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24572 2009-04-28 Richard Guenther <rguenther@suse.de>
24574 * tree.h (SSA_NAME_VALUE): Remove.
24575 (struct tree_ssa_name): Remove value_handle member.
24576 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24577 array for jump threading.
24578 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24580 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24581 * tree-flow.h (threadedge_initialize_values): Declare.
24582 (threadedge_finalize_values): Likewise.
24583 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24584 (SSA_NAME_VALUE): Define.
24585 (threadedge_initialize_values): New function.
24586 (threadedge_finalize_values): Likewise.
24587 * tree-ssa-dom.c (ssa_name_values): New global variable.
24588 (SSA_NAME_VALUE): Define.
24589 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24591 2009-04-28 Ira Rosen <irar@il.ibm.com>
24593 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24594 Use REPORT_VECTORIZED_LOCATIONS instead
24595 REPORT_VECTORIZED_LOOPS.
24596 * tree-vectorizer.c (vect_verbosity_level): Make static.
24597 (vect_loop_location): Rename to vect_location.
24598 (vect_set_verbosity_level): Update comment.
24599 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24601 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24602 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24603 instead REPORT_UNVECTORIZED_LOOPS.
24604 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24605 and vect_loop_def to vect_external_def and vect_internal_def.
24606 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24607 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24608 REPORT_UNVECTORIZED_LOCATIONS.
24609 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24610 and vect_used_in_loop and to vect_unused_in_scope and
24611 vect_used_in_scope.
24612 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24613 (vect_verbosity_level): Remove declaration.
24614 (vect_analyze_operations): Likewise.
24615 (vect_analyze_stmt): Declare.
24616 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24617 REPORT_UNVECTORIZED_LOCATIONS.
24618 (vect_get_loop_niters): Fix indentation.
24619 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
24620 (vect_analyze_loop_operations): New function.
24621 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
24622 vect_analyze_operations.
24623 (vect_is_simple_reduction): Use new names.
24624 (vectorizable_live_operation, vect_transform_loop): Likewise.
24625 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
24626 to specify whether the data references can be a part of interleaving
24628 (vect_analyze_data_ref_dependence): Use new names.
24629 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
24630 (vect_create_addr_base_for_vector_ref): Remove redundant code.
24631 * tree-vect-patterns.c (widened_name_p): Use new names.
24632 (vect_recog_dot_prod_pattern): Likewise.
24633 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
24634 (process_use, vect_mark_stmts_to_be_vectorized,
24635 vect_model_simple_cost, vect_model_store_cost,
24636 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
24637 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
24638 vectorizable_operation, vectorizable_type_demotion,
24639 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
24640 vectorizable_condition): Likewise.
24641 (vect_analyze_operations): Split into vect_analyze_loop_operations
24643 (vect_analyze_stmt): ... new function.
24644 (new_stmt_vec_info): Use new names.
24645 (vect_is_simple_use): Use new names and fix comment.
24646 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
24647 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
24649 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24652 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
24653 and integer modes for x87 operands. Do not ICE for unsupported size,
24654 generate error instead. Generate error for unsupported operand types.
24655 ['z']: Do not handle HImode memory operands specially. Warning
24656 for floating-point operands. Fallthru to 'Z' for unsupported operand
24657 types. Do not ICE for unsupported size, generate error instead.
24658 (output_387_binary_op): Use %Z to output operands.
24659 (output_fp_compare): Ditto.
24660 (output_387_reg_move): Ditto.
24662 2009-04-28 Ben Elliston <bje@au.ibm.com>
24667 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24669 * builtins.c (c_strlen): Do not warn here.
24670 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
24671 * c-common.c (pointer_int_sum): Take an explicit location.
24672 Warn about offsets out of bounds.
24673 * c-common.h (pointer_int_sum): Adjust declaration.
24675 2009-04-27 Ian Lance Taylor <iant@google.com>
24677 * collect2.c (is_ctor_dtor): Change type of ret field in struct
24679 * dce.c (run_fast_df_dce): Change type of old_flags to int.
24680 * df-core.c (df_set_flags): Change return type to int. Change
24681 type of old_flags to int.
24682 (df_clear_flags): Likewise.
24683 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
24684 (df_get_conditional_uses): Likewise.
24685 * df.h (df_set_flags, df_clear_flags): Update declarations.
24686 * dwarf2out.c (struct indirect_string_node): Change type of form
24687 field to enum dwarf_form.
24688 (AT_string_form): Change return type to enum dwarf_form.
24689 * fixed-value.c (fixed_compare): Add cast to enum type.
24690 * fwprop.c (update_df): Change 0 to VOIDmode.
24691 * gensupport.c: Change 0 to UNKNOWN.
24692 * gimple.h (gimple_cond_code): Add cast to enum type.
24693 * haifa-sched.c (reemit_notes): Add cast to enum type.
24694 * hooks.c (hook_int_void_no_regs): Remove function.
24695 * hooks.h (hook_int_void_no_regs): Remove declaration.
24696 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
24697 * predict.c (combine_predictions_for_insn): Add casts to enum type.
24698 * real.c (real_arithmetic): Add cast to enum type.
24699 (real_compare): Likewise.
24700 * target.h (struct gcc_target): Change return type of
24701 branch_target_register_class to enum reg_class.
24702 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
24703 default_branch_target_register_class.
24704 * targhooks.c (default_branch_target_register_class): New function.
24705 * targhooks.h (default_branch_target_register_class): Declare.
24706 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
24707 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
24709 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
24711 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
24712 vect_uninitialized_def. Change 0 to ERROR_MARK.
24713 * tree-vect-stmts.c (supportable_widening_operation): Don't
24714 initialize icode1 and icode2.
24715 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
24716 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
24718 (cmn_err_flag_specs): Change 0 to STD_C89.
24719 (cmn_err_char_table): Likewise.
24720 * config/arm/arm.c (get_arm_condition_code): Change type of code
24721 to enum arm_cond_code.
24722 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
24723 (IWMMXT_BUILTIN2): Likewise.
24724 (neon_builtin_type_bits): Don't define typedef.
24725 (neon_builtin_datum): Change type of bits field to int.
24726 (arm_expand_neon_args): Add cast to enum type.
24727 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
24729 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
24730 casts to enum type.
24731 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
24733 * config/mips/mips.md (jal_macro): Return enum constant.
24734 (single_insn): Likewise.
24735 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
24737 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
24738 casts to enum type.
24739 * config/s390/s390.c (s390_tune_flags): Change type to int.
24740 (s390_arch_flags): Likewise.
24741 (s390_handle_arch_option): Change flags field of struct pta to int.
24742 * config/s390/s390.h (s390_tune_flags): Update declaration.
24743 (s390_arch_flags): Likewise.
24744 * config/sh/sh.c (prepare_move_operands): Compare
24745 tls_symbolic_operand result with enum constant.
24746 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
24747 (sh_expand_prologue): Add cast to enum type.
24748 (sh_expand_epilogue): Likewise.
24749 (tls_symbolic_operand): Change return type to enum tls_model.
24750 (fpscr_set_from_mem): Add cast to enum type.
24751 (legitimize_pic_address): Compare tls_symbolic_operand result with
24753 (sh_target_reg_class): Change return type to enum reg_class.
24754 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
24756 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
24757 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
24758 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
24759 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
24760 (delayed_branch, tls_call_delay): Likewise.
24761 (eligible_for_sibcall_delay): Likewise.
24762 (eligible_for_return_delay): Likewise.
24763 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
24764 (spu_expand_builtin_1): Likewise.
24766 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
24767 for all types of conversions.
24768 (output_init_element): Issue -Wc++-compat warning if needed when
24769 initializing a bitfield with enum type.
24770 * c-parser.c (c_parser_expression): Set original_type to
24771 original_type of right hand operand of comma operator.
24773 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24775 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
24777 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
24778 * doc/cpp.texi (Standard Predefined Macros)
24779 (Implementation-defined behavior): Likewise.
24780 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
24781 * doc/gimple.texi (GIMPLE Exception Handling)
24782 (@code{GIMPLE_ASSIGN}): Likewise.
24783 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
24784 * doc/invoke.texi (Warning Options, Optimize Options)
24785 (AVR Options, Darwin Options): Likewise.
24786 (Optimize Options): Reformulate -fwhole-program description.
24787 * doc/loop.texi (Lambda): Likewise.
24788 * doc/md.texi (Output Template, Define Constraints)
24789 (Standard Names, Insn Splitting): Likewise.
24790 * doc/options.texi (Option properties): Likewise.
24791 * doc/passes.texi (Tree-SSA passes): Likewise.
24792 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
24793 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
24794 (File Names and DBX): Likewise.
24795 * doc/trouble.texi (Incompatibilities): Likewise.
24797 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24799 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
24800 instruction is correct.
24802 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
24804 Allow non-constant arguments to conversion intrinsics.
24805 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
24806 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
24807 * spu.c (print_operand): Handle 'v' and 'w'.
24808 (exp2_immediate_p, spu_gen_exp2): Define.
24809 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
24810 spu_convtf_1): Update parameter descriptions.
24811 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
24812 * constraints.md ('v', 'w'): New.
24813 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
24815 (i2f, I2F): New define_mode_attr.
24816 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
24817 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
24818 fixuns_truncv4sfv4si2): Update to use mode attribute.
24819 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
24820 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
24821 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
24822 patterns for combine.
24824 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
24826 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
24827 (cprop, hoist, pre, store_motion): New debug counters.
24828 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
24829 is not an RTL pass anymore.
24830 (pass_profiling): Remove extern decl for pass removed in 2005.
24831 (pass_gcse, pass_jump_bypass): Remove.
24832 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
24833 to 0 for clean state.
24834 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
24835 * cse.c (gate_handle_cse_after_global_opts,
24836 rest_of_handle_cse_after_global_opts): New functions.
24837 (pass_cse_after_global_opts): New pass, does local CSE.
24838 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
24839 (TV_CPROP): New timevar.
24840 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
24841 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
24842 (gcse_main, recompute_all_luids): Remove.
24843 (compute_hash_table_work): Call max_reg_num instead of reading
24845 (cprop_jump): Don't set run_jump_opt_after_gcse.
24846 (constprop_register): Always allow to alter jumps.
24847 (cprop_insn): Likewise.
24848 (do_local_cprop): Likewise.
24849 (local_cprop_pass): Likewise. Return non-zero if something changed.
24850 (cprop): Remove function, fold interesting bits into one_cprop_pass.
24851 (find_implicit_sets): Add note about missed optimization opportunity.
24852 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
24853 pass_rtl_cprop execute function.
24854 Don't bother tracking the pass number, each pass gets its own dumpfile
24856 Always allow to alter jumpsand bypass jumps.
24857 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
24858 will just find no suitable set.
24859 (pre_edge_insert): Fix dumping, this function is for PRE only.
24860 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
24861 pass_rtl_pre execute function.
24862 (hoist_code): Return non-zero if something changed. Keep track of
24863 substitutions and insertions for statistics gathering similar to PRE.
24864 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
24865 called from the pass_rtl_hoist execute function. Show pass statistics.
24866 (compute_store_table): Use max_reg_num directly instead of using the
24867 formerly global max_gcse_regno.
24868 (build_store_vectors): Likewise.
24869 (replace_store_insn): Fix dumping.
24870 (store_motion): Rename to ...
24871 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
24872 pass, called from the pass_rtl_store_motion execute function. Keep
24873 track of substitutions and insertions for statistics gathering similar
24875 (bypass_jumps): Remove, fold interesting bits into ...
24876 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
24877 from the pass_rtl_cprop execute function.
24878 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
24879 pass_jump_bypass): Remove.
24880 (gate_handle_gcse, rest_of_handle_gcse): Remove.
24881 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
24882 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
24883 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
24884 (gate_rtl_store_motion, execute_rtl_store_motion,
24885 pass_rtl_store_motion): New.
24886 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
24887 make it clear that -fcse-skip-blocks is a no-op for backward compat.
24888 * passes.c (init_optimization_passes): Remove pass_gcse and
24889 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
24890 and cse_after_global_opts in place of pass_gcse. Schedule cprop
24891 instead of pass_jump_bypass.
24893 2009-04-27 Richard Guenther <rguenther@suse.de>
24895 PR middle-end/39928
24896 * gimplify.c (gimplify_expr): If we are required to create
24897 a temporary make sure it ends up as register.
24899 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
24902 * config/i386/i386.c (construct_container): Don't call
24903 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
24904 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
24906 2009-04-27 Michael Matz <matz@suse.de>
24908 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
24909 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
24910 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
24911 (dump_replaceable_exprs): Take a bitmap.
24912 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
24914 (expand_gimple_basic_block): Likewise.
24915 * tree-ssa-ter.c (struct temp_expr_table_d): Make
24916 replaceable_expressions member a bitmap.
24917 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
24918 (mark_replaceable): Likewise.
24919 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
24920 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
24922 2009-04-27 Richard Guenther <rguenther@suse.de>
24924 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
24925 (verify_stmts): Dispatch to gimple/type verification code.
24926 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
24927 issue with call argument types.
24929 2009-04-27 Michael Matz <matz@suse.de>
24931 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
24932 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
24935 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
24936 Eric Botcazou <ebotcazou@adacore.com>
24938 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
24939 a label's basic block.
24940 (mark_target_live_regs): Tidy and rework obsolete comments.
24941 Change back DF problem to LIVE. If a label starts a basic block,
24942 assume that all registers that used to be live then still are.
24943 (init_resource_info): If a label starts a basic block, set its
24944 BLOCK_FOR_INSN accordingly.
24945 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
24947 2009-04-27 Richard Guenther <rguenther@suse.de>
24949 * tree-flow-inline.h (function_ann): Remove.
24950 (get_function_ann): Likewise.
24951 * tree-dfa.c (create_function_ann): Remove.
24952 * tree-flow.h (struct static_var_ann_d): Remove.
24953 (struct function_ann_d): Likewise.
24954 (union tree_ann_d): Remove fdecl member.
24955 (function_ann_t): Remove.
24956 (function_ann, get_function_ann, create_function_ann): Remove
24959 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
24961 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
24963 2009-04-27 Jan Hubicka <jh@suse.cz>
24965 * ipa-pure-const.c (struct funct_state_d): New fields
24966 state_previously_known, looping_previously_known; remove
24967 state_set_in_source.
24968 (analyze_function): Use new fields.
24969 (propagate): Avoid assumption that state_set_in_source imply
24972 * tree-ssa-loop-niter.c (finite_loop_p): New function.
24973 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
24974 * cfgloop.h (finite_loop_p): Declare.
24976 2009-04-26 Michael Matz <matz@suse.de>
24978 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
24980 2009-04-26 Michael Matz <matz@suse.de>
24982 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
24983 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
24984 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24985 pass_mark_used_blocks): Remove.
24986 * tree-optimize.c (pass_free_datastructures,
24987 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
24988 * passes.c (init_optimization_passes): Don't call
24989 pass_mark_used_blocks, remove dead code.
24991 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
24993 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
24994 * tree-ssa-live.h (register_ssa_partition): Likewise.
24996 2009-04-26 Michael Matz <matz@suse.de>
24999 * builtins.c (fold_builtin_next_arg): Handle SSA names.
25000 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25001 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25003 (compare_pairs): Swap cost comparison.
25004 (coalesce_ssa_name): Don't use change_partition_var.
25005 * tree-nrv.c (struct nrv_data): Add modified member.
25006 (finalize_nrv_r): Set it.
25007 (tree_nrv): Use it to update statements.
25008 (pass_nrv): Require PROP_ssa.
25009 * tree-mudflap.c (mf_decl_cache_locals,
25010 mf_build_check_statement_for): Use make_rename_temp.
25011 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25012 * alias.c (find_base_decl): Handle SSA names.
25013 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
25014 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
25015 * rtl.h (set_reg_attrs_for_parm): Declare.
25016 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25017 to "optimized", remove unused locals at finish.
25018 (execute_free_datastructures): Make global, call
25019 delete_tree_cfg_annotations.
25020 (execute_free_cfg_annotations): Don't call
25021 delete_tree_cfg_annotations.
25023 * ssaexpand.h: New file.
25024 * expr.c (toplevel): Include ssaexpand.h.
25025 (expand_assignment): Handle SSA names the same as register variables.
25026 (expand_expr_real_1): Expand SSA names.
25027 * cfgexpand.c (toplevel): Include ssaexpand.h.
25028 (SA): New global variable.
25029 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25030 (SSAVAR): New macro.
25031 (set_rtl): New helper function.
25032 (add_stack_var): Deal with SSA names, use set_rtl.
25033 (expand_one_stack_var_at): Likewise.
25034 (expand_one_stack_var): Deal with SSA names.
25035 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25036 before unique numbers.
25037 (expand_stack_vars): Use set_rtl.
25038 (expand_one_var): Accept SSA names, add asserts for them, feed them
25039 to above subroutines.
25040 (expand_used_vars): Expand all partitions (without default defs),
25041 then only the local decls (ignoring those expanded already).
25042 (expand_gimple_cond): Remove edges when jumpif() expands an
25043 unconditional jump.
25044 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25045 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25047 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25048 members of SA; deal with PARM_DECL partitions here; expand
25049 all PHI nodes, free tree datastructures and SA. Commit instructions
25050 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25051 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25052 info and statements at start, collect garbage at finish.
25053 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25054 (VAR_ANN_PARTITION) Remove.
25055 (change_partition_var): Don't declare.
25056 (partition_to_var): Always return SSA names.
25057 (var_to_partition): Only accept SSA names.
25058 (register_ssa_partition): Only check argument.
25059 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25061 (delete_var_map): Don't free it.
25062 (var_union): Only accept SSA names, simplify.
25063 (partition_view_init): Mark only useful SSA names as used.
25064 (partition_view_fini): Only deal with SSA names.
25065 (change_partition_var): Remove.
25066 (dump_var_map): Use ssa_name instead of partition_to_var member.
25067 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25069 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25070 (struct _elim_graph): New member const_dests; nodes member vector of
25072 (set_location_for_edge): New static helper.
25073 (create_temp): Remove.
25074 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25075 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25076 (new_elim_graph): Allocate const_dests member.
25077 (clean_elim_graph): Truncate const_dests member.
25078 (delete_elim_graph): Free const_dests member.
25079 (elim_graph_size): Adapt to new type of nodes member.
25080 (elim_graph_add_node): Likewise.
25081 (eliminate_name): Likewise.
25082 (eliminate_build): Don't take basic block argument, deal only with
25083 partition numbers, not variables.
25084 (get_temp_reg): New static helper.
25085 (elim_create): Use it, deal with RTL temporaries instead of trees.
25086 (eliminate_phi): Adjust all calls to new signature.
25087 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25088 (rewrite_trees): Only do checking.
25089 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25090 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25091 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25092 contains_tree_r, MAX_STMTS_IN_LATCH,
25093 process_single_block_loop_latch, analyze_edges_for_bb,
25094 perform_edge_inserts): Remove.
25095 (expand_phi_nodes): New global function.
25096 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25097 functions, initialize new parameter, remember partitions having a
25099 (finish_out_of_ssa): New global function.
25100 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25101 don't reset in_ssa_p here, don't disable TER when mudflap.
25102 (pass_del_ssa): Remove.
25103 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25105 (execute_free_datastructures): Declare.
25106 * Makefile.in (SSAEXPAND_H): New variable.
25107 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25108 * basic-block.h (commit_one_edge_insertion): Declare.
25109 * passes.c (init_optimization_passes): Move pass_nrv and
25110 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25111 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25112 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25113 (redirect_branch_edge): Deal with super block when expanding, split
25114 out jump patching itself into ...
25115 (patch_jump_insn): ... here, new static helper.
25117 2009-04-26 Michael Matz <matz@suse.de>
25119 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25120 beyond num_ssa_names.
25121 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25122 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25124 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25126 PR inline-asm/39543
25127 * fwprop.c (forward_propagate_asm): New function.
25128 (forward_propagate_and_simplify): Propagate also into __asm, if it
25129 doesn't increase the number of referenced registers.
25132 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25134 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25136 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25137 note_nonlocal_vla_type for nonlocal VLAs.
25138 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25139 contains_remapped_vars, remap_vla_decls): New functions.
25140 (convert_nonlocal_reference_stmt): If not optimizing, call
25141 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25142 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25143 if it wasn't found in var_map.
25144 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25145 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25146 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25148 * gimplify.c (nonlocal_vlas): New variable.
25149 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25151 (gimplify_body): Create and destroy nonlocal_vlas.
25153 * dwarf2out.c (loc_descr_plus_const): New function.
25154 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25155 mem_loc_descriptor, loc_descriptor_from_tree_1,
25156 descr_info_loc, gen_variable_die): Use it.
25158 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25159 !TREE_STATIC VAR_DECLs.
25160 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25161 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25162 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25163 DECL_BY_REFERENCE is valid.
25164 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25165 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25166 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25167 Copy DECL_BY_REFERENCE.
25168 (struct nesting_copy_body_data): New type.
25169 (nesting_copy_decl): New function.
25170 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25171 if they have variable length.
25173 2009-04-26 Michael Matz <matz@suse.de>
25175 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25176 mark new temporaries for renaming.
25178 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25181 * c-decl.c (global_bindings_p): Return negative value.
25182 (c_variable_size): New. Based on variable_size from
25184 (grokdeclarator): Call c_variable_size not variable_size.
25186 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25188 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25190 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25192 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25193 Redefine it to just use mingw/include.
25194 (ASM_SPEC): Rules for -m32 and -m64.
25195 (LINK_SPEC): Use Likewise.
25196 (SPEC_32): New define.
25197 (SPEC_64): Likewise.
25198 (SUB_LINK_SPEC): Likewise.
25199 (MULTILIB_DEFAULTS): New define.
25200 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25201 Add multilib options.
25202 (MULTILIB_DIRNAMES): Likewise.
25203 (MULTILIB_OSDIRNAMES): Likewise.
25204 (LIBGCC): Likewise.
25205 (INSTALL_LIBGCC): Likewise.
25207 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25210 * c-tree.h (enum c_inline_static_type): New.
25211 (record_inline_static): Declare.
25212 * c-decl.c (struct c_inline_static, c_inline_statics,
25213 record_inline_static, check_inline_statics): New.
25214 (pop_file_scope): Call check_inline_statics.
25215 (start_decl): Call record_inline_static instead of pedwarning
25216 directly for static in inline function.
25217 * c-typeck.c (build_external_ref): Call record_inline_static
25218 instead of pedwarning directly for static referenced in inline
25221 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25223 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25224 not new but only being rescanned.
25225 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25226 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25227 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25228 record_set_info, compute_set, grealloc): Remove.
25229 (recompute_all_luids): New function.
25230 (gcse_main): Don't compute sets, and don't do related memory
25231 allocations/free-ing. If something changed before the end of the
25232 pass, update LUIDs using recompute_all_luids.
25233 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25234 (free_gcse_mem): Don't free it either.
25235 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25236 Use the df insn LUIDs.
25237 (load_killed_in_block): Likewise.
25238 (compute_hash_table_work): Don't compute reg_set_in_block.
25239 (compute_transp): Use DF_REG_DEF_CHAINs.
25240 (local_cprop_pass): Don't use compute_sets and related functions.
25241 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25242 Use get_max_uid() instead of max_cuid.
25243 (insert_insn_end_basic_block, pre_insert_copy_insn,
25244 update_ld_motion_stores): Don't try to
25245 keep reg_set tables up to date.
25246 (pre_insert_copies): Use df insn LUIDs.
25247 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25248 (reg_set_info): Don't use extra bitmap argument.
25249 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25250 information to compute regs_set_in_block.
25251 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25252 (bypass_jumps): Don't use compute_sets and friends.
25254 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25257 * opts.c (undocumented_msg): Do not leave blank even with
25260 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25262 * c-decl.c (build_enumerator): Allow values folding to integer
25263 constants but not integer constant expressions with a pedwarn if
25266 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25269 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25270 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25271 type is an integer constant.
25273 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25276 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25279 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25282 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25283 with variably modified return type and no storage class
25284 specifiers, except for the case of nested functions. Distinguish
25285 extern declarations of functions with variably modified return
25286 types from those of objects with variably modified types.
25288 2009-04-25 Jan Hubicka <jh@suse.cz>
25290 * tree.c (list_equal_p): New function.
25291 * tree.h (list_equal_p): Declare.
25292 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25293 basic_block_def, basic_block, const_basic_block): New.
25294 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25295 (redirect_eh_edge): New function.
25296 (make_eh_edge_update_phi): EH edges are not abnormal.
25297 * except.c: Include tree-flow.h.
25298 (list_match): New function.
25299 (eh_region_replaceable_by_p): New function.
25300 (replace_region): New function.
25301 (hash_type_list): New function.
25302 (hash_eh_region): New function.
25303 (eh_regions_equal_p): New function.
25304 (merge_peers): New function.
25305 (remove_unreachable_regions): Verify EH tree when checking;
25307 (copy_eh_region_1): New function.
25308 (copy_eh_region): New function.
25309 (push_reachable_handler): New function.
25310 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25311 regions without label but with live RESX.
25312 * except.h (redirect_eh_edge_to_label): New.
25313 * tree-flow.h (redirect_eh_edge): New.
25314 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25315 basic_block_def, basic_block, const_basic_block): Remove.
25316 * Makefile.in (except.o): Add dependency on tree-flow.h
25317 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25318 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25321 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25324 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25325 on the destination of memcpy.
25327 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25329 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25330 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25331 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25333 2009-04-25 Jan Hubicka <jh@suse.cz>
25335 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25336 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25337 to be reached by different label than left.
25338 (update_eh_edges): Update comment; remove edge_to_remove if possible
25339 and return true if suceeded.
25340 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25341 (cleanup_eh): Compute sharing map.
25342 * except.c (remove_eh_handler_and_replace): Add argument if we should
25344 (remove_unreachable_regions): Update for label sharing.
25345 (label_to_region_map): Likewise.
25346 (get_next_region_sharing_label): New function.
25347 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25349 (remove_eh_handler): Update.
25350 (remove_eh_region_and_replace_by_outer_of): New function.
25351 * except.h (struct eh_region): Add next_region_sharing_label.
25352 (remove_eh_region_and_replace_by_outer_of,
25353 get_next_region_sharing_label): Declare.
25354 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25356 2009-04-25 Jan Hubicka <jh@suse.cz>
25358 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25359 insert code even if they are not critical.
25361 2009-04-25 Jan Hubicka <jh@suse.cz>
25363 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25364 (gimple_can_remove_branch_p): EH edges won't remove branch by
25366 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25367 updating of non-abnormal EH edges.
25368 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25369 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25370 (split_critical_edges): Split also edges where emitting code on them
25371 will lead to splitting later.
25373 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25374 H.J. Lu <hongjiu.lu@intel.com>
25377 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25378 the configured assembler supports fildq and fistpq mnemonics.
25379 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25380 * configure: Regenerated.
25381 * config.in: Ditto.
25383 * config/i386/i386.c (print_operand): Handle 'Z'.
25384 ['z']: Remove handling of special fild/fist suffixes.
25385 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25386 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25387 suffix of fild insn.
25388 (*floatsi<mode>2_vector_mixed): Ditto.
25389 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25390 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25391 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25392 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25393 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25395 2009-04-25 Ben Elliston <bje@au.ibm.com>
25397 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25398 the source of a set operation.
25400 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25402 * target.h (struct gcc_target): Add case_values_threshold field.
25403 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25404 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25405 * targhooks.c (default_case_values_threshold): New function.
25406 * targhooks.h (default_case_values_threshold): Declare function.
25407 * stmt.c (expand_case): Use case_values_threshold target hook.
25408 * expr.h (case_values_threshold): Remove declartation.
25409 * expr.c (case_values_threshold): Remove function.
25410 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25412 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25413 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25414 (avr_case_values_threshold): Declare as static.
25415 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25417 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25418 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25419 (mn10300_case_values_threshold): New function.
25421 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25423 * ira.c (setup_cover_and_important_classes): Add enum cast.
25425 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25427 * genpreds.c (write_enum_constraint_num): Output definition of
25428 CONSTRAINT_NUM_DEFINED_P macro.
25429 * ira.c (setup_cover_and_important_classes): Use
25430 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25432 2009-04-24 DJ Delorie <dj@redhat.com>
25434 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25435 __SH2A_SINGLE_ONLY__ also.
25437 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25439 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25440 (movdf_internal): Ditto.
25441 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25442 SFmode and DFmode constants.
25443 (ia64_print_operand): Add 'G' format for printing
25444 floating point constants.
25446 2009-04-24 Richard Guenther <rguenther@suse.de>
25448 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25449 from unsigned additions.
25451 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25453 * c-typeck.c (set_init_index): Allow array designators that are
25454 not integer constant expressions with a pedwarn if pedantic.
25456 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25458 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25459 zero if no overlap in nonzero bits between the operands.
25461 2009-04-24 Ian Lance Taylor <iant@google.com>
25463 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25464 (record_dead_and_set_regs): Likewise.
25465 * df.h (struct df_mw_hardreg): Change flags field to int.
25466 (struct df_base_ref): Likewise.
25467 (struct df): Change changeable_flags field to int.
25468 * df-scan.c (df_defs_record): Change clobber_flags to int.
25469 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25470 constants rather than #define macros.
25471 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25472 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25473 (enum dwarf_calling_convention): Likewise.
25474 (enum dwarf_line_number_x_ops): Likewise.
25475 (enum dwarf_call_frame_info): Likewise.
25476 (enum dwarf_source_language): Likewise.
25477 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25478 (add_calling_convention_attribute): Likewise.
25479 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25480 (combine_comparisons): Change compcode to int. Add cast to enum type.
25481 * genrecog.c (maybe_both_true_2): Change c to int.
25482 (write_switch): Likewise. Add cast to enum type.
25483 * gimplify.c (gimplify_omp_for): Handle return values from
25484 gimplify_expr using MIN rather than bitwise or.
25485 (gimplify_expr): Add cast to enum type.
25486 * ipa-prop.c (update_jump_functions_after_inlining): Change
25487 IPA_BOTTOM to IPA_JF_UNKNOWN.
25488 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25489 Add casts to enum type.
25490 (setup_cover_and_important_classes): Change cl to int. Add casts
25492 (setup_class_translate): Change cl and mode to int.
25493 (ira_init_once): Change mode to int.
25494 (free_register_move_costs): Likewise.
25495 (setup_prohibited_mode_move_regs): Add casts to enum type.
25496 * langhooks.c (add_builtin_function_common): Rework assertion that
25497 value fits bitfield.
25498 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25499 * omega.c (omega_do_elimination): Avoid math on enum types.
25500 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25501 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25502 int local to handle integral_argment value.
25503 * regmove.c (try_auto_increment): Change PUT_MODE to
25505 * reload.c (push_secondary_reload): Add casts to enum type.
25506 (secondary_reload_class, find_valid_class): Likewise.
25507 * reload1.c (emit_input_reload_insns): Likewise.
25508 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25509 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25510 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25512 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25513 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25515 (expand_complex_libcall): Add casts to enum type.
25516 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25517 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25518 with ERROR_MARK, not NUM_TREE_CODES.
25519 (vect_create_epilog_for_reduction): Likewise.
25520 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25521 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25522 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25524 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25525 vect_unused_in_loop. Change 0 to loop_vect.
25526 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25527 * var-tracking.c (get_init_value): Change return type to enum
25529 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25530 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25532 (arm_override_options): Add casts to enum type.
25533 (arm_emit_tls_decoration): Likewise.
25534 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25536 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25537 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25538 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25540 * config/s390/s390.c (code_for_builtin_64): Change to array of
25542 (code_for_builtin_31): Likewise.
25543 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25545 * config/sparc/sparc.c (sparc_override_options): Change value
25546 field in struct code_model to enum cmodel. In initializer change
25547 0 to NULL and add cast to enum type.
25549 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25550 Change all callers. Issue a -Wc++-compat warning using
25551 lhs_origtype if necessary.
25552 (convert_for_assignment): Issue -Wc++-compat warnings about
25553 invalid conversions to enum type on assignment.
25554 * c-common.h (build_modify_expr): Update declaration.
25556 2009-04-24 Nick Clifton <nickc@redhat.com>
25558 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25559 (function_arg_advance): Likewise.
25560 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25563 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25565 * config/s390/constraints.md ('I', 'J'): Fix condition.
25567 2009-04-24 Diego Novillo <dnovillo@google.com>
25569 * gengtype-parse.c (parse_error): Add newline after message.
25571 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25573 * config/i386/sse.md (avxmodesuffixs): Removed.
25574 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25575 (*avx_pinsr<ssevecsize>): This.
25577 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25579 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25580 follow chains of regs with a single definition, and allow expressions
25581 that are function_invariant_p.
25582 (simple_rhs_p): Allow expressions that are function_invariant_p.
25584 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25586 PR middle-end/39867
25587 * fold-const.c (fold_cond_expr_with_comparison): When folding
25588 > and >= to MAX, make sure the MAX uses the same type as the
25589 comparison's operands.
25591 2009-04-24 Nick Clifton <nickc@redhat.com>
25593 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25594 addressing for DImode accesses.
25595 (frv_print_operand_address): Handle PLUS case.
25596 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25598 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25600 PR rtl-optimization/39794
25601 * alias.c (canon_true_dependence): Add x_addr argument.
25602 * rtl.h (canon_true_dependence): Adjust prototype.
25603 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25604 * cselib.c (cselib_invalidate_mem): Likewise.
25605 * gcse.c (compute_transp): Likewise.
25606 * dse.c (scan_reads_nospill): Likewise.
25607 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25608 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25609 canon_base_addr of the group, plus optional offset.
25610 (struct group_info): Rename canon_base_mem to
25612 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25613 canon_rtx of base_mem.
25615 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25617 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25618 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
25620 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25622 * config/spu/spu-builtins.h: Delete file.
25624 * config/spu/spu.h (enum spu_builtin_type): Move here from
25626 (struct spu_builtin_description): Likewise. Add GTY marker.
25627 Do not use enum spu_function_code or enum insn_code.
25628 (spu_builtins): Add extern declaration.
25630 * config/spu/spu.c: Do not include "spu-builtins.h".
25631 (enum spu_function_code, enum spu_builtin_type_index,
25632 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
25633 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
25634 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
25635 unsigned_V2DI_type_node): Move here from spu-builtins.h.
25636 (spu_builtin_types): Make static. Add GTY marker.
25637 (spu_builtins): Add extern declaration with GTY marker.
25638 Include "gt-spu.h".
25640 * config/spu/spu-c.c: Do not include "spu-builtins.h".
25641 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
25642 Check programmatically whether all parameters are scalar.
25644 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
25646 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
25648 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
25649 assignment from the constructor either if the target is volatile.
25651 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
25653 * config/arm/arm.md (insv): Do not share operands[0].
25655 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
25657 * config/vxlib-tls.c (active_tls_threads): Delete.
25658 (delete_hook_installed): New.
25659 (tls_delete_hook): Don't delete the delete hook.
25660 (tls_destructor): Delete it here.
25661 (__gthread_set_specific): Adjust installing the delete hook.
25662 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
25663 __gthread_leave_tsd_dtor_context.
25665 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
25667 * c-format.c (gcc_tdiag_char_table): Add support for %E.
25669 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
25671 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
25673 (alpha_rtx_costs): Ditto.
25674 (emit_unlikely_jump): Use add_reg_note.
25675 (emit_frame_store_1): Ditto.
25676 (alpha_expand_prologue): Ditto.
25677 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25678 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
25680 2009-04-23 Nick Clifton <nickc@redhat.com>
25682 * config/v850/v850.md (epilogue): Remove suppressed code.
25683 (return): Rename to return_simple and remove test of frame size.
25684 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
25685 to gen_return_simple.
25687 2009-04-22 Jing Yu <jingyu@google.com>
25690 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
25692 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
25695 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
25696 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
25697 value is a VECTOR_CST, the element type is the element type of the
25700 2009-04-22 DJ Delorie <dj@redhat.com>
25702 * config/m32c/m32c.h: Update GTY annotations to new syntax.
25704 2009-04-22 Jakub Jelinek <jakub@redhat.com>
25706 * alias.c (find_base_term): Move around LO_SUM case, so that
25707 CONST falls through into PLUS/MINUS handling.
25710 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
25711 into 0, use omit_one_operand.
25713 2009-04-23 Ben Elliston <bje@au.ibm.com>
25715 * config/rs6000/linux-unwind.h (get_regs): Remove type
25716 puns. Change the type of `pc' to an array of unsigned ints and
25717 update all users. Constify frame24.
25719 2009-04-22 DJ Delorie <dj@redhat.com>
25721 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
25722 declarations before code.
25723 (current_function_special_page_vector): Likewise.
25724 (m32c_expand_insv): Silence a warning.
25726 2009-04-21 Taras Glek <tglek@mozilla.com>
25728 * alias.c: Update GTY annotations to new syntax.
25729 * basic-block.h: Likewise.
25730 * bitmap.h: Likewise.
25731 * c-common.h: Likewise.
25732 * c-decl.c: Likewise.
25733 * c-parser.c: Likewise.
25734 * c-pragma.c: Likewise.
25735 * c-tree.h: Likewise.
25736 * cfgloop.h: Likewise.
25737 * cgraph.h: Likewise.
25738 * config/alpha/alpha.c: Likewise.
25739 * config/arm/arm.h: Likewise.
25740 * config/avr/avr.h: Likewise.
25741 * config/bfin/bfin.c: Likewise.
25742 * config/cris/cris.c: Likewise.
25743 * config/darwin.c: Likewise.
25744 * config/frv/frv.c: Likewise.
25745 * config/i386/i386.c: Likewise.
25746 * config/i386/i386.h: Likewise.
25747 * config/i386/winnt.c: Likewise.
25748 * config/ia64/ia64.h: Likewise.
25749 * config/iq2000/iq2000.c: Likewise.
25750 * config/mips/mips.c: Likewise.
25751 * config/mmix/mmix.h: Likewise.
25752 * config/pa/pa.c: Likewise.
25753 * config/pa/pa.h: Likewise.
25754 * config/rs6000/rs6000.c: Likewise.
25755 * config/s390/s390.c: Likewise.
25756 * config/sparc/sparc.c: Likewise.
25757 * config/xtensa/xtensa.c: Likewise.
25758 * cselib.h: Likewise.
25759 * dbxout.c: Likewise.
25760 * dwarf2out.c: Likewise.
25761 * except.c: Likewise.
25762 * except.h: Likewise.
25763 * fixed-value.h: Likewise.
25764 * function.c: Likewise.
25765 * function.h: Likewise.
25766 * gimple.h: Likewise.
25767 * integrate.c: Likewise.
25768 * optabs.c: Likewise.
25769 * output.h: Likewise.
25770 * real.h: Likewise.
25772 * stringpool.c: Likewise.
25773 * tree-data-ref.c: Likewise.
25774 * tree-flow.h: Likewise.
25775 * tree-scalar-evolution.c: Likewise.
25776 * tree-ssa-address.c: Likewise.
25777 * tree-ssa-alias.h: Likewise.
25778 * tree-ssa-operands.h: Likewise.
25779 * tree.c: Likewise.
25780 * tree.h: Likewise.
25781 * varasm.c: Likewise.
25782 * varray.h: Likewise.
25784 * coretypes.h: Do not define GTY macro if it is already defined.
25785 * doc/gty.texi: Update GTY documentation to new syntax.
25786 * gengtype-lex.l: Enforce attribute-like syntax for GTY
25787 annotations on structs.
25788 * gengtype-parse.c: Likewise.
25790 2009-04-22 Mark Heffernan <meheff@google.com>
25792 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
25794 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25796 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
25799 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
25801 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
25802 the same as a PLUS without a shift. Increase the cost of a
25805 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25807 * Makefile.in: Update dependencies.
25808 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
25809 * errors.h: Remove bogus comment about compatibility.
25810 (warning): Update declaration.
25811 * genautomata.c: Update all calls to warning.
25812 * gimple.c: Do not include errors.h. Include toplev.h.
25813 * tree-ssa-structalias.c: Do not include errors.h.
25814 * omega.c: Likewise.
25815 * tree-ssa-reassoc.c: Likewise.
25816 * config/spu/spu-c.c: Likewise.
25817 * config/spu/t-spu-elf: Update dependencies.
25819 2009-04-22 Richard Guenther <rguenther@suse.de>
25821 PR tree-optimization/39824
25822 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
25823 make sure the types are compatible.
25825 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25828 * c-common.c (c_parse_error): Take a token_flags parameter.
25829 Use token_type for the token type instead.
25830 Pass token_flags to cpp_type2name.
25831 * c-common.h (c_parse_error): Update declaration.
25832 * c-parser.c (c_parser_error): Pass 0 as token flags.
25834 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
25836 PR rtl-optimization/39580
25837 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
25839 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25841 * function.c (expand_function_end): Do not emit a jump to the "naked"
25842 return label for fall-through returns.
25843 * except.c (sjlj_emit_function_exit): Always place the call to the
25844 unregister function at the location installed by expand_function_end.
25846 2009-04-22 Richard Guenther <rguenther@suse.de>
25848 PR tree-optimization/39845
25849 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
25850 (gen_inbound_check): Likewise.
25852 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
25854 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
25856 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
25857 * config/vxlib.c (__gthread_once): Add race guard for PPC.
25859 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25861 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
25862 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
25863 shift counts to avoid out-of-bounds array accesses.
25865 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25867 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
25868 (Pmode): Move above.
25870 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
25872 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
25873 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
25874 GET_CODE macro. Use IN_RANGE macro where appropriate.
25875 * config/alpha/alpha.h: Ditto.
25876 * config/alpha/alpha.md: Ditto.
25877 * config/alpha/constraints.md: Ditto.
25878 * config/alpha/predicates.md: Ditto.
25880 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
25882 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
25883 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25884 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25885 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25886 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25887 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25888 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25889 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25890 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25891 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25892 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25893 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25894 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25895 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25896 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25897 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25898 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25899 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25900 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25901 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25902 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25903 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25904 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25905 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25906 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25907 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25908 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
25910 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
25912 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
25913 references from comments.
25914 * cfgbuild.c (count_basic_blocks): Delete.
25915 (find_basic_blocks_1): Delete.
25916 (find_basic_blocks): Delete.
25917 * except.c (finish_eh_generation): Make static. Move comment from
25918 except.h here. Remove find_basic_blocks references from comments.
25919 * except.h (finish_eh_generation): Delete.
25920 * basic-block.h (find_basic_blocks): Delete.
25921 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
25923 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
25925 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
25926 (sdbout_parms): Likewise.
25928 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
25930 * config/sh/sh.c (prepare_cbranch_operands): Use
25931 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
25932 (expand_cbranchdi4): Likewise.
25933 (from_compare): Add cast to enum type.
25934 (expand_cbranchsi4): Use add_reg_note.
25935 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
25936 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
25937 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
25938 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
25939 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
25940 instead of CODE_FOR_nothing.
25941 (cbranchdi4): Likewise. Fix the order of arguments for
25943 (push_fpscr): Use add_reg_note.
25944 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
25945 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
25947 2009-04-21 Joseph Myers <joseph@codesourcery.com>
25949 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
25950 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
25951 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
25952 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
25953 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
25954 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
25955 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
25956 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
25957 config/alpha/x-vms, config/arc/t-arc,
25958 config/arm/README-interworking, config/arm/arm-c.c,
25959 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
25960 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
25961 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
25962 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
25963 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
25964 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
25965 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
25966 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
25967 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
25968 config/cris/t-elfmulti, config/crx/t-crx,
25969 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
25970 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
25971 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
25972 config/h8300/t-h8300, config/i386/athlon.md,
25973 config/i386/darwin-libgcc.10.4.ver,
25974 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
25975 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
25976 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
25977 config/i386/t-linux64, config/i386/t-nwld,
25978 config/i386/t-rtems-i386, config/i386/t-sol2-10,
25979 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
25980 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
25981 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
25982 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
25983 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
25984 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
25985 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
25986 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
25987 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
25988 config/m68k/t-uclinux, config/mcore/t-mcore,
25989 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
25990 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
25991 config/mips/crtn.asm, config/mips/irix-crti.asm,
25992 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
25993 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
25994 config/mips/mips-fixed.md, config/mips/sb1.md,
25995 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
25996 config/mips/t-iris6, config/mips/t-isa3264,
25997 config/mips/t-libgcc-mips16, config/mips/t-linux64,
25998 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
25999 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26000 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26001 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26002 config/mn10300/t-linux, config/mn10300/t-mn10300,
26003 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26004 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26005 config/picochip/libgccExtras/clzsi2.asm,
26006 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26007 config/rs6000/darwin-libgcc.10.4.ver,
26008 config/rs6000/darwin-libgcc.10.5.ver,
26009 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26010 config/rs6000/t-aix43, config/rs6000/t-aix52,
26011 config/rs6000/t-darwin, config/rs6000/t-fprules,
26012 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26013 config/rs6000/t-lynx, config/rs6000/t-netbsd,
26014 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26015 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26016 config/rs6000/t-rtems, config/rs6000/t-spe,
26017 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26018 config/score/t-score-elf, config/sh/divcost-analysis,
26019 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26020 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26021 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26022 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26023 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26024 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26025 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26026 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26027 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26028 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26029 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26030 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26031 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26032 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26033 * config/h8300/genmova.sh: Include copyright and license notices
26034 in generated output.
26035 * config/h8300/mova.md: Regenerate.
26036 * doc/install.texi2html: Include word "Copyright" in copyright
26037 notice and use name "Free Software Foundation, Inc.".
26038 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26039 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26040 ChangeLog-2007, ChangeLog-2008: Correct dates.
26042 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26044 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26045 NE_EXPR operations as well.
26046 * c-parser.c (c_parser_condition): Do not set location information on
26048 (c_parser_conditional_expression): Likewise.
26049 (c_parser_binary_expression): Set location information on operators.
26050 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26051 TRUTH_NOT_EXPR has been folded.
26052 * fold-const.c (fold_truth_not_expr): Copy location information from
26053 the incoming expression to the outgoing one.
26054 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26055 recursive calls on the LHS of the operator but pass that of the
26056 operator to recursive calls on the RHS of the operator. Set it
26058 (shortcut_cond_expr): Set the locus of the operator on the second
26059 COND_EXPR and that of the expression on the first in degenerate cases.
26060 Pass the locus of the expression to calls to shortcut_cond_r.
26061 Set the locus of the 'then' block on the associated jump, if any.
26062 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26063 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26064 expression to call to gimplify_boolean_expr.
26066 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26068 * config.gcc: Add additional configuration for
26069 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26070 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26071 (CPP_SPEC): Redefine for allowing -municode option.
26072 (STARTFILE_SPEC): Likewise.
26073 * config/i386/t-mingw-w64: New.
26074 * config/i386/mingw-w64.opt: New.
26075 (municode): Add new target option.
26076 * doc/invoke.texi (municode): Add documentation for new option.
26078 2009-04-21 Ian Lance Taylor <iant@google.com>
26080 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26081 Correct test for number of arguments.
26082 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26084 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26086 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26087 argument of emit_library_call.
26089 2009-04-21 Richard Guenther <rguenther@suse.de>
26091 PR middle-end/39829
26092 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26093 inside VIEW_CONVERT_EXPRs.
26095 2009-04-21 Martin Jambor <mjambor@suse.cz>
26097 * tree-switch-conversion.c (build_constructors): Split a long line.
26098 (constructor_contains_same_values_p): New function.
26099 (build_one_array): Create assigns of constants if possible, do not
26100 call mark_sym_for_renaming, call update_stmt.
26101 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26102 make_rename_temp. Do not call mark_symbols_for_renaming, call
26104 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26105 find_new_referenced_vars, call update_stmt.
26106 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26107 instead of calling make_rename_temp. Do not call
26108 find_new_referenced_vars or mark_symbols_for_renaming, call
26111 2009-04-21 Richard Guenther <rguenther@suse.de>
26113 PR tree-optimization/39827
26114 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26115 (tree_ssa_phiprop): Pass the correct array size.
26117 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26119 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26121 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26124 * c-typeck.c (lvalue_p): Move declaration ...
26125 * c-common.h (lvalue_p): ... to here.
26126 * c-common.c (candidate_equal_p): New.
26127 (add_tlist): Use it.
26128 (merge_tlist): Use it.
26129 (warn_for_collisions_1): Likewise.
26130 (warning_candidate_p): Accept more candidates.
26131 (verify_tree): A warning candidate can be an expression. Use
26134 2009-04-21 Ben Elliston <bje@au.ibm.com>
26137 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26138 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26139 options. Remove -mcall-solaris documentation.
26141 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26144 * doc/invoke.texi (-Wlong-long): Update description.
26145 * c-lex (interpret_integer): Only warn if there was no previous
26146 overflow and -Wlong-long is enabled.
26147 * c-decl.c (declspecs_add_type): Drop redundant flags.
26148 * c.opt (Wlong-long): Init to -1.
26149 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26150 and front-end warn_long_long. Wlong-long only depends on other
26151 flags if it is uninitialized.
26152 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26153 the same for CPP and FE.
26154 (restore_extension_diagnostics): Likewise.
26156 2009-04-20 Ian Lance Taylor <iant@google.com>
26158 Fix enum conversions which are invalid in C++:
26159 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26160 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26161 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26162 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26163 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26164 (dbxout_parms): Likewise.
26165 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26166 (df_clear_flags): Likewise.
26167 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26168 top_flag parameter to int.
26169 (df_chain_create_bb_process_use): Likewise.
26170 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26172 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26173 (df_ref_create_structure, df_def_record_1): Likewise.
26174 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26175 (df_notes_rescan): Change 0 to VOIDmode in function call.
26176 (df_get_call_refs, df_insn_refs_collect): Likewise.
26177 (df_bb_regs_collect): Likewise.
26178 (df_entry_block_defs_collect): Likewise.
26179 (df_exit_block_uses_collect): Likewise.
26180 * df.h: Update declarations.
26181 * double-int.c (double_int_divmod): Add cast to enum type.
26182 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26183 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26184 (based_loc_descr): Likewise.
26185 (loc_descriptor_from_tree_1): Change first_op and second_op to
26186 enum dwarf_location_atom. Add cast to enum type.
26187 * expmed.c (init_expmed): Change 0 to SET in function call.
26188 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26189 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26190 (do_store_flag): Likewise.
26191 * fixed-value.h (struct fixed_value): Change mode to enum
26193 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26194 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26196 (insert_insn_decl, insert_decl, insert_state): Likewise.
26197 (automata_list_finish): Likewise.
26198 * genrecog.c (process_define_predicate): Add cast to enum type.
26199 * gensupport.c (init_predicate_table): Add cast to enum type.
26200 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26202 (gimple_build_call_1, gimple_build_label): Likewise.
26203 (gimple_build_goto, gimple_build_asm_1): Likewise.
26204 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26205 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26206 (enum fallback): Rename from enum fallback_t.
26207 (fallback_t): Typedef as int.
26208 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26209 GSI_SAME_STMT in function call.
26210 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26212 (setup_reg_class_relations): Likewise.
26213 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26214 (setup_prohibited_class_mode_regs): Add cast to enum type.
26215 (setup_prohibited_mode_move_regs): Likewise.
26216 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26217 (record_address_regs): Change i to enum reg_class.
26218 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26219 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26220 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26221 (GET_MODE_2XWIDER_MODE): Likewise.
26222 (GET_CLASS_NARROWEST_MODE): Likewise.
26223 * omp-low.c (expand_omp_for): Add cast to enum type.
26224 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26225 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26226 * postreload.c (reload_cse_simplify_operands): Change rclass local
26228 * predict.c (combine_predictions_for_insn): Change best_predictor
26229 and predictor to enum br_predictor.
26230 (combine_predictions_for_bb): Likewise.
26231 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26232 use SET_PREDICT_EXPR_OUTCOME.
26233 * real.c (real_arithmetic): Change icode to code in function call.
26234 * reginfo.c (init_move_cost): Add casts to enum type.
26235 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26236 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26238 * reload.c (find_valid_class): Add casts to enum type.
26239 (push_reload): Change 0 to NO_REGS in function call.
26240 (find_reloads): Change this_alternative to array of enum
26241 reg_class. Remove some now-unnecessary casts.
26242 (make_memloc): Change 0 to VOIDmode in function call.
26243 * reload1.c (reload): Change 0 to VOIDmode in function call.
26244 (eliminate_regs_1, elimination_effects): Likewise.
26245 (eliminate_regs_in_insn): Likewise.
26246 (emit_input_reload_insns): Add cast to enum type.
26247 (delete_output_reload): Change 0 to VOIDmode in function call.
26248 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26249 to enum type in function call.
26250 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26251 (SET_PREDICT_EXPR_OUTCOME): Define.
26252 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26253 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26254 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26255 (dump_function): Likewise.
26256 * tree-dump.h: Update declarations.
26257 * tree-pass.h: Update declarations.
26258 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26259 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26261 (arm_rtx_costs_1): Correct parenthesization.
26262 (arm_rtx_costs): Add casts to enum type.
26263 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26264 (vfp_emit_fstmd): Use add_rg_note.
26265 (emit_multi_reg_push, emit_sfm): Likewise.
26266 (thumb_set_frame_pointer): Likewise.
26267 (arm_expand_prologue): Likewise.
26268 (arm_regno_class): Change return type to enum reg_class.
26269 (thumb1_expand_prologue): Use add_reg_note.
26270 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26271 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26273 * config/arm/gentune.sh: Add cast to enum type.
26274 * config/arm/arm-tune.md: Rebuild.
26275 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26276 (ix86_split_fp_branch, predict_jump): Likewise.
26277 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26278 insn_code to enum rtx_code.
26279 (ix86_builtin_vectorized_function): Add cast to enum type.
26280 * config/i386/i386.md (truncdfsf2): Change slot to enum
26282 (truncxf<mode>2, isinf<mode>2): Likewise.
26283 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26285 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26286 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26287 (insert_bundle_state): Change 1 to INSERT in function call.
26288 (ia64_add_bundle_selector_before): Likewise.
26289 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26290 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26291 (restore_stack_nonlocal): Likewise.
26292 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26294 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26296 (mips_rtx_costs): Likewise.
26297 (mips_override_options): Add casts to enum type.
26298 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26300 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26301 (store_reg, set_reg_plus_d): Likewise.
26302 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26303 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26305 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26307 (emit_unlikely_jump): Use add_reg_note.
26308 (rs6000_emit_allocate_stack): Likewise.
26309 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26310 (output_toc): Change 1 to INSERT in function call.
26311 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26312 (rs6000_initialize_trampoline): Likewise.
26313 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26315 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26316 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26317 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26318 (save_gprs): Use add_reg_note.
26319 (s390_emit_prologue): Likewise.
26320 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26321 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26322 (sparc_fold_builtin): Add cast to enum type.
26323 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26325 (spu_expand_prologue): Use add_reg_note.
26326 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26328 2009-04-20 Ian Lance Taylor <iant@google.com>
26330 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26331 (c_parser_postfix_expression_after_primary): Get VEC for list of
26332 arguments. Get original types of arguments. Call
26333 build_function_call_vec.
26334 (cached_expr_list_1, cached_expr_list_2): New static variables.
26335 (c_parser_expr_list): Change return type to VEC *. Add
26336 p_orig_types parameter. Change all callers.
26337 (c_parser_release_expr): New static function.
26338 (c_parser_vec_to_tree_list): New static function.
26339 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26340 call build_function_call_vec.
26341 (build_function_call_vec): New function, based on old
26342 build_function_call.
26343 (convert_arguments): Remove nargs and argarray parameters. Change
26344 values to a VEC. Add origtypes parameter.
26345 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26346 (convert_for_assignment): Add origtype parameter. Change all
26347 callers. If warn_cxx_compat, check for conversion to an enum
26348 type when calling a function.
26349 (store_init_value): Add origtype parameter. Change all callers.
26350 (digest_init): Likewise.
26351 (struct init_node): Add origtype field.
26352 (add_pending_init): Add origtype parameter. Change all callers.
26353 (output_init_element): Likewise.
26354 (output_pending_init_elements): Pass origtype from init_node to
26355 output_init_element.
26356 (process_init_element): Pass origtype from c_expr to
26357 output_init_element.
26358 (c_finish_return): Add origtype parameter. Change all callers.
26359 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26361 (sync_resolve_params): Likewise.
26362 (sync_resolve_return): Change params to first_param. Change caller.
26363 (resolve_overloaded_builtins): Change params to VEC *. Change
26364 callers. Save first parameter around call to build_function_call_vec.
26365 * c-decl.c (finish_decl): Add origtype parameter. Change all
26366 callers. Call build_function_call_vec rather than
26367 build_function_call for cleanup.
26368 * c-tree.h: Update declarations.
26369 * c-common.h: Update declarations.
26370 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26371 params to first_param.
26372 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26373 params parameter from tree to void *.
26374 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26375 Change arglist parameter to have type void *, and to be a pointer
26377 * config/rs6000/rs6000-protos.h
26378 (altivec_resolve_overloaded_builtin): Update declaration.
26379 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26380 fnargs parameter to have type void *, and to be a pointer to a
26381 VEC. Call build_function_call_vec instead of
26382 build_function_call.
26383 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26385 2009-04-20 Joey Ye <joey.ye@intel.com>
26386 Xuepeng Guo <xuepeng.guo@intel.com>
26387 H.J. Lu <hongjiu.lu@intel.com>
26389 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26391 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26392 (IX86_LEA_PRIORITY): Likewise.
26393 (distance_non_agu_define): New function.
26394 (distance_agu_use): Likewise.
26395 (ix86_lea_for_add_ok): Likewise.
26396 (ix86_dep_by_shift_count): Likewise.
26398 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26399 should split for LEA.
26401 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26403 (ix86_dep_by_shift_count): Likewise.
26405 2009-04-20 Richard Guenther <rguenther@suse.de>
26407 * expr.c (handled_component_p): Move ...
26408 * tree.h (handled_component_p): ... here.
26409 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26410 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26411 and REALPART_EXPR to be in one group.
26413 2009-04-20 Richard Guenther <rguenther@suse.de>
26415 * basic-block.h (get_all_dominated_blocks): Declare.
26416 * dominance.c (get_all_dominated_blocks): New function.
26417 * tree-cfg.c (get_all_dominated_blocks): Remove.
26418 (remove_edge_and_dominated_blocks): Adjust.
26419 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26420 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26421 instead of recursing.
26423 2009-04-20 Doug Kwan <dougkwan@google.com>
26425 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26426 (struct cgraph_node_set_def): New type.
26427 (cgraph_node_set) New type. Also declare vector functions.
26428 (struct cgraph_node_set_element_def): New type.
26429 (cgraph_node_set_element): Ditto.
26430 (cgraph_node_set_iterator): New iterator type.
26431 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26432 cgraph_node_set_remove, dump_cgraph_node_set,
26433 debug_cgraph_node_set): New prototypes.
26434 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26435 cgraph_node_set_size): New inlines.
26436 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26437 including cgraph.h.
26438 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26439 argument to function 'write_summary'.
26440 * ipa.c: Include ggc.h.
26441 (hash_cgraph_node_set_element,
26442 eq_cgraph_node_set_element, cgraph_node_set_new,
26443 cgraph_node_set_add, cgraph_node_set_remove,
26444 cgraph_node_set_find, dump_cgraph_node_set,
26445 debug_cgraph_node_set): New functions.
26446 * Makefile.in (ipa.o): Add dependency on GGC_H.
26448 2009-04-20 Ira Rosen <irar@il.ibm.com>
26450 PR tree-optimization/39675
26451 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26452 check of the return code of vect_schedule_slp. Check that
26453 stmt_vec_info still exists for the statement, before checking its
26454 vectorization type.
26456 2009-04-20 Michael Matz <matz@suse.de>
26458 * Makefile.in (generated_files): Take out $(simple_generated_c).
26460 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26462 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26463 (UINTPTR_TYPE): Likewise.
26465 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26468 * c-typeck.c (digest_init): Check for initializing an array with a
26471 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26474 * c-semantics.c (pop_stmt_list): Propagate
26475 STATEMENT_LIST_HAS_LABEL to parent statement list.
26477 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26479 * config/mips/mips.h (mips_tune_attr): New macro.
26480 * config/mips/mips.md (cpu): Use it.
26482 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26485 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26488 2009-04-19 Diego Novillo <dnovillo@google.com>
26490 * toplev.c (compile_file): Move call to coverage_finish ...
26491 * cgraphunit.c (ipa_passes): ... here.
26492 Call cgraph_process_new_functions.
26493 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26494 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26496 2009-04-19 Jan Hubicka <jh@suse.cz>
26498 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26500 (dump_cgraph_node): Dump can throw external flag.
26501 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26503 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26507 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26508 * common.opt (Wlogical-op): Move from here...
26509 * c.opt (Wlogical-op): ... to here.
26510 * c-typeck.c (parser_build_binary_op): Update call to
26511 warn_logical_operator.
26512 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26514 * c-common.c (warn_logical_op): Update.
26515 * c-common.h (warn_logical_op): Update declaration.
26517 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26519 * tree.c (protected_set_expr_location): Fix formatting.
26521 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26524 * c-typeck.c (readonly_warning): new.
26525 (build_unary_op, build_modify_expr): Use readonly_warning for
26526 storing into something readonly but not const-qualified.
26528 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26531 * c-typeck.c (build_unary_op): Check for taking address of
26532 expression of type void.
26534 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26537 * c-typeck.c (build_function_call): Check for calling a function
26538 with qualified void return types. Call require_complete_type when
26541 2009-04-18 Jan Hubicka <jh@suse.cz>
26543 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26545 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26546 can_throw_external flag.
26547 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26548 * ipa-pure-const.c (ignore_edge): New function.
26549 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26550 only over can_throw_external edges.
26551 (local_pure_const): Add nothrow flag.
26552 * ipa-utils.c (searchc): Add ignore_edge callback.
26553 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26554 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26555 (set_nothrow_function_flags): Update cgraph.
26556 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26558 2009-04-18 Richard Guenther <rguenther@suse.de>
26560 PR middle-end/39804
26561 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26562 (fold_stmt): ... this and ...
26563 (fold_stmt_inplace): ... this.
26564 (fold_stmt_1): Fold references in calls and asms.
26565 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26567 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26569 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26570 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26572 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26574 * tree.c (function_args_count): Remove.
26575 * tree.h: Remove the prototype for function_args_count.
26577 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26579 * tree-iterator.c (expr_only): Remove.
26580 * tree.h: Remove the prototype for expr_only.
26582 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26584 * reginfo.c (cannot_change_mode_set_regs): Remove.
26585 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26587 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26589 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26590 whether operands 0 and 1 overlaps.
26592 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26594 PR middle-end/36902
26595 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26596 pointer. Use warning_at instead of warning.
26597 (search_for_addr_array): Likewise.
26598 (check_array_bounds): Likewise.
26599 (check_all_array_refs): Check that the incoming edge is not in the
26600 list of edges to be removed.
26601 (check_all_array_refs): Avoid the temporal pointer.
26602 (vrp_visit_cond_stmt): Fix typo.
26603 (simplify_switch_using_ranges): Handle the case where the switch
26604 index is an integer constant.
26606 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26608 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26610 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26612 * doc/extend.texi, doc/invoke.texi: Fix typos.
26614 2009-04-17 Cary Coutant <ccoutant@google.com>
26616 * tree-flow-inline.h (get_lineno): Fix inverted test.
26618 2009-04-17 Diego Novillo <dnovillo@google.com>
26620 * tree-ssa-pre.c (create_expression_by_pieces): Remove
26621 assertion for AVAIL_OUT.
26623 2009-04-17 Mike Frysinger <vapier@gentoo.org>
26626 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
26627 * config/sh/linux-atomic.asm: Likewise.
26629 2009-04-17 Diego Novillo <dnovillo@google.com>
26631 * except.c (debug_eh_tree): New.
26632 (struct eh_region, struct eh_status): Move ...
26633 * except.h: ... here.
26634 (add_type_for_runtime): Declare extern.
26635 (lookup_type_for_runtime): Likewise.
26636 (debug_eh_tree): Declare.
26637 * Makefile.in (GTFILES): List except.h before except.c
26639 2009-04-17 Diego Novillo <dnovillo@google.com>
26641 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
26642 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
26643 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
26644 (find_vars_r): ... here.
26645 * tree-flow.h (find_referenced_vars_in): Declare.
26646 * tree-ssa-pre.c (create_expression_by_pieces): Assert
26647 that AVAIL_OUT exists for BLOCK.
26648 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
26649 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
26650 (tree-parloops.o): Likewise.
26652 2009-04-17 Simon Baldwin <simonb@google.com>
26654 * toplev.c (default_tree_printer): Add handling for %E format.
26656 2009-04-17 Diego Novillo <dnovillo@google.com>
26658 * tree-pretty-print.c (dump_generic_node): Add break after
26659 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
26660 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
26661 FUNCTION_TYPE together. Call print_struct_decl when printing
26662 structures and TDF_SLIM is not given.
26663 (print_struct_decl): Fix logic for detecting recursion.
26665 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26668 * gcc.c (create_at_file): New.
26669 (compile_input_file_p): New.
26670 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
26671 * main.c (main): Update call to toplev_main.
26672 * toplev.c (toplev_main): Change signature. Call expandargv.
26673 * toplev.h (toplev_main): Change signature.
26675 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26677 * dwarf2out.c (field_byte_offset): Use the type size as the field size
26678 if the latter is not constant.
26680 2009-04-17 David Edelsohn <edelsohn@gnu.org>
26682 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
26684 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
26686 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
26687 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
26689 2009-04-17 Richard Guenther <rguenther@suse.de>
26691 * tree-ssa-structalias.c (get_constraint_for_component_ref):
26692 Handle component references view-converting an invariant address.
26694 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
26696 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
26697 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
26698 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
26699 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
26700 Use @deftypevr rather than @deftypevar.
26702 2009-04-17 Richard Guenther <rguenther@suse.de>
26704 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
26705 (get_prop_source_stmt): Likewise.
26706 (can_propagate_from): Likewise.
26708 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
26710 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
26711 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
26712 (--with-multilib-list): Add default value.
26713 * configure: Regenerate.
26714 * Makefile.in (TM_ENDIAN_CONFIG): Define.
26715 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
26716 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
26717 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
26718 Don't add default cpu to multilib list unnecessarily, but do enable
26719 the relevant compiler option..
26720 Add support for --with-multilib-list=<blank> and
26721 --with-multilib-list=!<somelib> to supress unwanted multilibs.
26722 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
26723 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
26724 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
26725 TM_MULTILIB_CONFIG.
26726 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
26727 (MULTILIB_OSDIRNAMES): New variable.
26728 * config/sh/t-1e: Delete file.
26729 * config/sh/t-mlib-sh1: Delete file.
26730 * config/sh/t-mlib-sh2: Delete file.
26731 * config/sh/t-mlib-sh2a: Delete file.
26732 * config/sh/t-mlib-sh2a-nofpu: Delete file.
26733 * config/sh/t-mlib-sh2a-single: Delete file.
26734 * config/sh/t-mlib-sh2a-single-only: Delete file.
26735 * config/sh/t-mlib-sh2e: Delete file.
26736 * config/sh/t-mlib-sh3e: Delete file.
26737 * config/sh/t-mlib-sh4: Delete file.
26738 * config/sh/t-mlib-sh4-nofpu: Delete file.
26739 * config/sh/t-mlib-sh4-single: Delete file.
26740 * config/sh/t-mlib-sh4-single-only: Delete file.
26741 * config/sh/t-mlib-sh4a: Delete file.
26742 * config/sh/t-mlib-sh4a-nofpu: Delete file.
26743 * config/sh/t-mlib-sh4a-single: Delete file.
26744 * config/sh/t-mlib-sh4a-single-only: Delete file.
26745 * config/sh/t-mlib-sh4al: Delete file.
26746 * config/sh/t-mlib-sh5-32media: Delete file.
26747 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
26748 * config/sh/t-mlib-sh5-64media: Delete file.
26749 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
26750 * config/sh/t-mlib-sh5-compact: Delete file.
26751 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
26752 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
26753 * doc/install.texi (Options specification): Add
26754 --with-multilib-list and --with-endian.
26756 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
26758 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
26760 (OBJS-common): Add plugin-version.o.
26761 (plugin-version.o): New.
26762 * gcc-plugin.h (plugin_gcc_version): New.
26763 (plugin_default_version_check): New.
26764 (plugin_init_func, plugin_init): Add version argument.
26765 * plugin-version.c: New.
26766 * plugin.c (str_plugin_gcc_version_name): New.
26767 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
26768 pass it to the init function.
26769 (plugin_default_version_check): New.
26771 2009-04-17 Richard Guenther <rguenther@suse.de>
26773 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
26774 for decl-vs-decl disambiguation.
26776 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
26778 * config/s390/s390.h (s390_tune_attr): New macro definition.
26779 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
26781 2009-04-17 Richard Guenther <rguenther@suse.de>
26783 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
26784 (fold_stmt_r): Likewise.
26785 (maybe_fold_reference): New function.
26786 (fold_gimple_assign): Handle cases fold_stmt_r did.
26787 (fold_stmt): Do not use fold_stmt_r.
26788 (fold_stmt_inplace): Likewise.
26790 2009-04-17 Richard Guenther <rguenther@suse.de>
26792 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
26793 (record_equivalences_from_stmt): Remove useless checks and
26795 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
26796 the type is already suitable.
26798 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
26800 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
26802 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
26804 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
26805 (CMPtype): Define as __gcc_CMPtype.
26807 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
26809 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
26810 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
26812 2009-04-17 Richard Guenther <rguenther@suse.de>
26814 PR tree-optimization/39746
26815 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
26816 special-casing for builtins and static variable use/def.
26817 (call_may_clobber_ref_p_1): Likewise.
26819 2009-04-16 Ian Lance Taylor <iant@google.com>
26821 * df.h: Include "timevar.h".
26822 (struct df_problem): Change tv_id field to timevar_id_t.
26823 * tree-pass.h: Include "timevar.h".
26824 (struct opt_pass): Change tv_id field to timevar_id_t.
26825 * timevar.h (timevar_id_t): Define TV_NONE.
26826 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
26827 TV_NONE rather than tv_id != 0.
26828 (execute_one_pass): Likewise.
26829 * Makefile.in (DF_H): Add $(TIMEVAR_H).
26830 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
26831 dependencies to $(TREE_PASS_H).
26832 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
26834 (pass_branch_target_load_optimize2): Likewise.
26835 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
26836 (pass_outof_cfg_layout_mode): Likewise.
26837 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
26838 (pass_rebuild_cgraph_edges): Likewise.
26839 (pass_remove_cgraph_callee_edges): Likewise.
26840 * df-core.c (pass_df_initialize_opt): Likewise.
26841 (pass_df_initialize_no_opt): Likewise.
26842 (pass_df_finish): Likewise.
26843 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
26844 * except.c (pass_set_nothrow_function_flags): Likewise.
26845 (pass_convert_to_eh_region_ranges): Likewise.
26846 * final.c (pass_compute_alignments): Likewise.
26847 * function.c (pass_instantiate_virtual_regs): Likewise.
26848 (pass_init_function): Likewise.
26849 (pass_leaf_regs): Likewise.
26850 (pass_match_asm_constraints): Likewise.
26851 * gimple-low.c (pass_lower_cf): Likewise.
26852 (pass_mark_used_blocks): Likewise.
26853 * init-regs.c (pass_initialize_regs): Likewise.
26854 * integrate.c (pass_initial_value_sets): Likewise.
26855 * ira.c (pass_ira): Likewise.
26856 * jump.c (pass_cleanup_barriers): Likewise.
26857 * omp-low.c (pass_expand_omp): Likewise.
26858 (pass_lower_omp): Likewise.
26859 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
26860 * recog.c (pass_split_all_insns): Likewise.
26861 (pass_split_after_reload): Likewise.
26862 (pass_split_before_regstack): Likewise.
26863 (pass_split_before_sched2): Likewise.
26864 (pass_split_for_shorten_branches): Likewise.
26865 * reginfo.c (pass_reginfo_init): Likewise.
26866 (pass_subregs_of_mode_init): Likewise.
26867 (pass_subregs_of_mode_finish): Likewise.
26868 * passes.c (pass_postreload): Likewise.
26869 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
26870 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
26871 (pass_warn_function_return): Likewise.
26872 (pass_warn_function_noreturn): Likewise.
26873 * tree-complex.c (pass_lower_complex): Likewise.
26874 (pass_lower_complex_O0): Likewise.
26875 * tree-if-conv.c (pass_if_conversion): Likewise.
26876 * tree-into-ssa.c (pass_build_ssa): Likewise.
26877 * tree-mudflap.c (pass_mudflap_1): Likewise.
26878 (pass_mudflap_2): Likewise.
26879 * tree-nomudflap.c (pass_mudflap_1): Likewise.
26880 (pass_mudflap_2): Likewise.
26881 * tree-nrv.c (pass_return_slot): Likewise.
26882 * tree-object-size.c (pass_object_sizes): Likewise.
26883 * tree-optimize.c (pass_all_optimizations): Likewise.
26884 (pass_early_local_passes): Likewise.
26885 (pass_all_early_optimizations): Likewise.
26886 (pass_cleanup_cfg): Likewise.
26887 (pass_cleanup_cfg_post_optimizing): Likewise.
26888 (pass_free_datastructures): Likewise.
26889 (pass_free_cfg_annotations): Likewise.
26890 (pass_fixup_cfg): Likewise.
26891 (pass_init_datastructures): Likewise.
26892 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
26893 (pass_late_warn_uninitialized): Likewise.
26894 (pass_update_address_taken): Likewise.
26895 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
26896 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
26897 (pass_cse_sincos): Likewise.
26898 (pass_convert_to_rsqrt): Likewise.
26899 * tree-ssa-structalias.c (pass_build_alias): Likewise.
26900 * tree-stdarg.c (pass_stdarg): Likewise.
26901 * tree-tailcall.c (pass_tail_recursion): Likewise.
26902 (pass_tail_calls): Likewise.
26903 * tree-vect-generic.c (pass_lower_vector): Likewise.
26904 (pass_lower_vector_ssa): Likewise.
26905 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
26907 2009-04-16 Joseph Myers <joseph@codesourcery.com>
26909 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
26911 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
26913 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
26914 logical and signext.
26916 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
26919 * config/sh/predicates.md (arith_operand): Check if the operand
26920 of TRUNCATE is a REG.
26922 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26924 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
26925 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
26927 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26929 * tree-iterator.c (tsi_split_statement_list_after,
26930 tsi_split_statement_list_before): Remove.
26931 * tree-iterator.h: Remove the prototypes for
26932 tsi_split_statement_list_after and tsi_split_statement_list_before.
26934 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26936 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
26937 * tree-ssa-propagate.h: Remove the prototype for
26938 stmt_makes_single_load.
26940 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26942 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
26943 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
26945 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26947 * tree-iterator.c (EXPR_LAST_BODY): Remove.
26949 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26951 * except.c (eh_region_outer_p): Remove.
26952 * except.h: Remove the prototype for eh_region_outer_p.
26954 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
26956 * function.c (current_function_assembler_name): Remove.
26957 * function.h: Remove the prototype for
26958 current_function_assembler_name.
26960 2009-04-16 Ian Lance Taylor <iant@google.com>
26962 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
26963 (add_reg_note): Call alloc_reg_note.
26964 * rtl.h (alloc_reg_note): Declare.
26965 * combine.c (try_combine): Use alloc_reg_note.
26966 (recog_for_combine, move_deaths): Likewise.
26967 (distribute_notes): Use alloc_reg_note and add_reg_note.
26968 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
26969 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
26970 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
26972 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
26974 PR rtl-optimization/39762
26975 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
26976 ira_may_move_out_cost): Add comments about way of their usage.
26977 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
26979 * ira-conflicts.c (process_regs_for_copy): Use function
26980 ira_get_register_move_cost instead of global
26981 ira_register_move_cost.
26983 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
26984 color_pass, move_spill_restore, update_curr_costs): Ditto.
26986 * ira-lives.c (process_single_reg_class_operands): Ditto.
26988 * ira-emit.c (emit_move_list): Ditto.
26990 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
26991 (record_reg_classes): Ditto. Use functions
26992 ira_get_register_move_cost and ira_get_may_move_cost instead of
26993 global vars ira_register_move_cost, ira_may_move_out_cost and
26994 ira_may_move_in_cost.
26995 (record_address_regs): Don't call ira_init_register_move_cost.
26996 Use function ira_get_may_move_cost instead of global
26997 ira_may_move_in_cost.
26998 (process_bb_node_for_hard_reg_moves): Use function
26999 ira_get_register_move_cost instead of global ira_register_move_cost.
27000 (ira_costs): Don't call ira_init_register_move_cost.
27002 2009-04-16 Richard Guenther <rguenther@suse.de>
27004 * tree-cfg.c (verify_gimple_assign_binary):
27005 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27006 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
27007 (create_general_new_stmt): Note that this function is broken.
27009 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27011 * common.opt (fhelp): Add Var(help_flag).
27012 * gcc-plugin.h (plugin_info): Add help.
27013 * plugin.c (plugin_name_args): Add help.
27014 (register_plugin_info): Set plugin->help.
27015 (print_help_one_plugin): New.
27016 (print_plugins_help): New.
27017 * plugin.h (print_plugins_help): New.
27018 * toplev.c (toplev_main): Call print_plugins_help if needed.
27020 2009-04-16 Richard Guenther <rguenther@suse.de>
27022 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27023 (gimple_ior_addresses_taken_1): New function.
27024 (gimple_ior_addresses_taken): Likewise.
27025 * gimple.h (struct gimple_statement_with_ops_base): Remove
27026 addresses_taken member.
27027 (gimple_ior_addresses_taken): Declare.
27028 (gimple_addresses_taken, gimple_addresses_taken_ptr,
27029 gimple_set_addresses_taken): Remove.
27030 * ipa-reference.c (mark_address): New function.
27031 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27032 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27033 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27034 (gimple_add_to_addresses_taken): Remove.
27035 (get_tmr_operands): Call mark_address_taken.
27036 (get_asm_expr_operands): Likewise.
27037 (get_expr_operands): Likewise.
27038 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27039 (free_stmt_operands): Do not free it.
27040 * tree-ssa.c (delete_tree_ssa): Likewise.
27041 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27043 2009-04-16 Richard Guenther <rguenther@suse.de>
27045 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27046 (walk_stmt_load_store_ops): Likewise.
27047 * gimple.c (get_base_loadstore): New function.
27048 (walk_stmt_load_store_addr_ops): Likewise.
27049 (walk_stmt_load_store_ops): Likewise.
27050 * ipa-pure-const.c (check_op): Simplify.
27051 (check_load, check_store): New functions.
27052 (check_stmt): Use walk_stmt_load_store_ops.
27053 * ipa-reference.c (mark_load): Adjust signature.
27054 (mark_store): Likewise.
27055 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27057 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27059 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27060 (plugin_info): New.
27061 * opts.c (common_handle_option): Don't call print_version.
27062 * plugin.c (plugin_name_args): Add version.
27063 (register_plugin_info): New.
27064 (register_callback): Handle PLUGIN_INFO.
27065 (try_init_one_plugin): New.
27066 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27068 (finalize_one_plugin): New.
27069 (finalize_plugins): New.
27070 (print_one_plugin): New.
27071 (print_plugins_versions): New.
27072 * plugin.h (print_plugins_versions): New.
27073 (finalize_plugins): New.
27074 * toplev.c (compile_file): Don't call initialize_plugins.
27075 (print_version): Call print_plugins_versions.
27076 (toplev_main): Call initialize_plugins. Print version if needed.
27077 Call finalize_plugins.
27079 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27081 * common.opt (fversion): New.
27082 * gcc.c (print_version): New.
27083 (process_command): Don't print the version. Just set print_version.
27084 (main): Print version. Call subprocesses if print_version and
27085 verbose_flag are set.
27086 * opts.c (common_handle_option): Handle OPT_fversion.
27088 2009-04-16 Richard Guenther <rguenther@suse.de>
27089 Ira Rosen <irar@il.ibm.com>
27091 PR tree-optimization/39698
27092 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27093 type of the reduction variable. Only generate the def if
27096 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27097 make sure to first convert to an integer of the same precision.
27098 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27099 the type of the evolution correctly in computing the new
27100 induction variable base.
27102 2009-04-16 Richard Guenther <rguenther@suse.de>
27104 PR middle-end/39625
27105 * tree-cfg.c (make_blocks): Split statements with to-be
27106 abnormal SSA names on the lhs.
27108 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27110 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27111 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27112 * c-typeck.c (really_start_incremental_init): Likewise.
27113 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27114 (TARGET_INITIALIZER): Remove it.
27115 * target.h (struct target): Remove vector_opaque_p.
27116 * tree.c (build_opaque_vector_type): New.
27117 * tree.h (TYPE_VECTOR_OPAQUE): New.
27118 (build_opaque_vector_type): Declare.
27119 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27120 * config/rs6000/rs6000.c (build_opaque_vector_type,
27121 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27122 (rs6000_init_builtins): Use build_opaque_vector_type for
27123 opaque_V4SI_type_node.
27125 2009-04-15 Catherine Moore <clm@codesourcery.com>
27127 * debug.h (set_name): Declare.
27128 * dwarf2out.c (dwarf2out_set_name): Declare.
27129 (dwarf2_debug_hooks): Add set_name.
27130 (find_AT_string): New.
27131 (add_AT_string): Call find_AT_string.
27132 (dwarf2out_set_name): New.
27133 * cp/decl.c (grokdeclarator): Call set_name.
27134 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27135 * debug.c (do_nothing_debug_hooks): Likewise.
27136 * dbxout.c (dbx_debug_hooks): Likewise.
27137 * sdbout.c (sdb_debug_hooks): Likewise.
27139 2009-04-15 Michael Eager <eager@eagercon.com>
27141 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27142 reg for single-precision FPU.
27143 * config/rs6000/rs6000.md (movsi_internal1): Only for
27144 !TARGET_SINGLE_FPU.
27145 (movsi_internal1_single): New. Add pattern to move SI values to/from
27146 single-precision FP regs.
27148 2009-04-15 Richard Guenther <rguenther@suse.de>
27150 * omp-low.c (lower_rec_input_clauses): Build correct address
27152 (expand_omp_for_generic): Fix multiplication type.
27153 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27154 (generate_memset_zero): Fix types.
27155 * tree-profile.c (prepare_instrumented_value): Correctly
27158 2009-04-15 Ian Lance Taylor <iant@google.com>
27160 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27161 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27162 for -Wall and for -Wc++-compat.
27163 (c_common_post_options): For C++, set warn_enum_compare if not
27165 * c-tree.h (struct c_expr): Add field original_type.
27166 (build_external_ref): Update declaration.
27167 * c-parser.c (c_parser_braced_init): Set original_type.
27168 (c_parser_initelt): Likewise.
27169 (c_parser_expr_no_commas): Likewise.
27170 (c_parser_conditional_expression): Likewise.
27171 (c_parser_cast_expression): Likewise.
27172 (c_parser_unary_expression): Likewise. Pull setting of
27173 original_code to top of function.
27174 (c_parser_sizeof_expression): Set original_type.
27175 (c_parser_alignof_expression): Likewise.
27176 (c_parser_postfix_expression): Likewise. Pull setting of
27177 original_code to top of function.
27178 (c_parser_postfix_expression_after_paren_type): Set original_type.
27179 (c_parser_postfix_expression_after_primary): Likewise.
27180 (c_parser_expression): Likewise.
27181 * c-typeck.c (build_external_ref): Add type parameter. Change all
27183 (c_expr_sizeof_expr): Set original_type field.
27184 (parser_build_unary_op): Likewise.
27185 (parser_build_binary_op): Likewise. Optionally warn about
27186 comparisons of enums of different types.
27187 (digest_init): Set original_type field.
27188 (really_start_incremental_init): Likewise.
27189 (push_init_level, pop_init_level): Likewise.
27190 * doc/invoke.texi (Warning Options): -Wenum-compare now
27193 2009-04-15 Richard Guenther <rguenther@suse.de>
27195 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27196 out a necessary conversion.
27197 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27198 names we didn't value number.
27199 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27201 2009-04-15 Richard Guenther <rguenther@suse.de>
27203 PR tree-optimization/39764
27204 * tree-ssa-ccp.c (get_value): Canonicalize value with
27205 canonicalize_float_value.
27207 2009-04-15 Jan Hubicka <jh@suse.cz>
27209 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27210 Wrong version of patch.
27212 2009-04-15 Jan Hubicka <jh@suse.cz>
27214 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27216 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27218 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27219 our distinct integral and vector types.
27221 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27223 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27224 * init.c (build_vtbl_address): Remove call to assemble_external.
27226 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27228 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27229 output for other floating point modes.
27231 2009-04-14 Diego Novillo <dnovillo@google.com>
27233 * diagnostic.c (diagnostic_report_diagnostic): Do not
27234 warn about loaded plugins for DK_ERROR and DK_WARNING.
27235 * c-decl.c (declspecs_add_type): Move call to
27236 invoke_plugin_callbacks ...
27237 * c-parser.c (c_parser_declspecs): ... here.
27238 * plugin.c (dump_active_plugins): Tidy output.
27240 2009-04-14 Diego Novillo <dnovillo@google.com>
27241 Le-Chun Wu <lcwu@google.com>
27243 * configure.ac: Add --enable-plugin support.
27244 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27245 * Makefile.in (PLUGIN_H): Define.
27246 Export ENABLE_PLUGIN and GMPINC to site.exp.
27247 Add PLUGINLIBS to link command.
27248 Add/modify dependencies for plugin.o and files including plugin.h.
27250 * config.in: Regenerate.
27252 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27255 2009-04-14 Le-Chun Wu <lcwu@google.com>
27257 * tree-pass.h (register_one_dump_file): Add a prototype for
27258 register_one_dump_file.
27259 * toplev.c (compile_file): Call initialize_plugins.
27260 (do_compile): Call invoke_plugin_callbacks.
27261 (toplev_main): Call invoke_plugin_callbacks.
27262 * common.opt: Add -fplugin= and -fplugin-arg-.
27263 * gcc-plugin.h: New public header file for plugins to include.
27264 * plugin.c: New source file.
27265 * plugin.h: New internal header file.
27266 * passes.c (register_one_dump_file): Make it external.
27268 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27270 2009-04-14 Diego Novillo <dnovillo@google.com>
27272 * doc/plugins.texi: New.
27273 * doc/gccint.texi: Add reference to Plugins chapter.
27274 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27275 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27276 loaded plugins, if any.
27277 * timevar.def (TV_PLUGIN_INIT): Define.
27278 (TV_PLUGIN_RUN): Define.
27279 * plugin.c: Include timevar.h
27280 (plugins_active_p): New.
27281 (dump_active_plugins): New.
27282 (debug_active_plugins): New.
27284 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27286 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27288 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27290 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27292 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27293 the same as a minus without a shift.
27295 2009-04-14 Nick Clifton <nickc@redhat.com>
27297 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27298 comparisons with small integers will always produce a short
27301 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27304 2008-12-19 Diego Novillo <dnovillo@google.com>
27306 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27308 2009-04-14 Richard Guenther <rguenther@suse.de>
27310 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27312 (verify_gimple_assign_binary): Likewise. Handle shifts and
27314 (verify_gimple_phi): Print the mismatched argument position.
27315 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27317 (vect_update_init_of_dr): Likewise.
27318 * matrix-reorg.c (transform_access_sites): Do what the
27320 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27322 2009-04-13 Michael Eager <eager@eagercon.com>
27324 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27325 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27326 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27327 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27328 remove duplicate config
27330 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27332 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27333 file_name:line_number type locator of the call site.
27335 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27337 * genautomata.c: Put blank after comma.
27338 (automaton_decls): New.
27339 (struct unit_usage): Add comments to member next.
27340 (store_alt_unit_usage): Keep the list ordered.
27341 (unit_present_on_list_p, equal_alternatives_p): New.
27342 (check_regexp_units_distribution): Check units distribution
27343 correctness correctly.
27344 (main): Don't write automata if error is found. Return correct
27347 * config/m68k/cf.md (cfv4_ds): Remove.
27348 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27349 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27351 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27352 power4-load-ext, power4-store, power4-store-update,
27353 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27354 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27355 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27356 power4-sqrt, power4-isync): Modify reservation to make correct
27357 unit distribution to automata.
27359 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27360 power5-store-update, power5-two, power5-three, power5-lmul,
27361 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27363 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27365 * except.c (pass_set_nothrow_function_flags): Set name and add
27367 (set_nothrow_function_flags): Mention in the dump file when
27368 changing a function to nothrow.
27370 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27373 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27374 instead of unsigned long.
27376 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27378 * config/arm/arm.c (return_used_this_function): Remove.
27379 (arm_output_function_prologue): Remove use of
27380 return_used_this_function.
27381 (output_return_instruction): Replace use of
27382 return_used_this_function
27383 by cfun->machine->return_used_this_function.
27384 (arm_output_epilogue): Likewise.
27385 (arm_output_function_epilogue): Likewise.
27386 (thumb_unexpanded_epilogue): Likewise.
27387 * config/arm/arm.h (struct machine_function):
27388 New member return_used_this_function.
27390 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27392 * doc/install.texi: Correct description of default directory for
27393 --with-gxx-include-dir.
27395 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27397 * fold-const.c (build_range_check): Properly deal with enumeral and
27398 boolean base types.
27400 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27402 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27403 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27404 * params.h (MAX_GCSE_PASSES): Remove.
27405 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27406 in sequence. Remove ability to run multiple passes.
27407 (bypass_jumps): Report run as third CPROP pass.
27409 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27411 PR middle-end/39651
27412 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27413 when deciding whether the whole SEQUENCE can throw.
27415 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27418 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27419 offseted label references.
27421 2009-04-11 Jan Hubicka <jh@suse.cz>
27423 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27425 2009-04-11 Richard Guenther <rguenther@suse.de>
27427 PR middle-end/39732
27428 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27429 return variables as TREE_ADDRESSABLE.
27431 2009-04-11 Richard Guenther <rguenther@suse.de>
27433 PR tree-optimization/39713
27434 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27435 reference trees have SSA_NAME operands.
27437 2009-04-11 Richard Guenther <rguenther@suse.de>
27440 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27441 address expressions.
27443 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27445 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27446 match changes in Cygwin 1.7
27447 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27448 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27450 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27452 PR tree-optimization/39701
27453 * doc/invoke.texi (Optimization Options): Document change in
27454 meaning and initialization of -fdelete-null-pointer-checks.
27456 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27458 PR middle-end/39701
27459 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27461 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27464 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27466 2009-04-10 Chao-ying Fu <fu@mips.com>
27468 * doc/tm.texi (Instruction Output): Document
27469 TARGET_ASM_FINAL_POSTSCAN_INSN.
27470 * target.h (final_postscan_insn): New field in asm_out.
27471 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27472 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27473 * final.c (final_scan_insn): Call
27474 targetm.asm_out.final_postscan_insn after outputting
27475 an asm macro and a normal instruction.
27477 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27478 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27479 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27480 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27481 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27483 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27485 PR middle-end/39701
27486 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27487 variables as non-NULL even with -fdelete-null-pointer-checks.
27489 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27491 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27493 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27496 * config/i386/i386.c (classify_argument): Handle SCmode with
27497 (bit_offset % 64) != 0.
27499 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27501 * doc/invoke.texi (Optimize Options): Add cross-reference to
27502 -Q --help=optimizers examples.
27504 2009-04-10 Ben Elliston <bje@au.ibm.com>
27507 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27508 regalign for the reg == fpr and TDmode case.
27510 2009-04-09 David Ayers <ayers@fsfe.org>
27513 * objc/objc-act.c (warn_with_method): Remove helper function.
27514 (check_duplicates): Call warning and inform directly.
27515 (really_start_method): Likewise.
27517 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27519 * expmed.c (expand_divmod): Always use a comparison for a division
27520 by a large unsigned integer.
27522 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27523 for things others than variables or functions as nonzero.
27525 2009-04-09 Nick Clifton <nickc@redhat.com>
27527 * unwind-compat.c: Change copyright header to refer to version
27528 3 of the GNU General Public License with version 3.1 of the
27529 GCC Runtime Library Exception and to point readers at the
27530 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27531 * config/alpha/crtfastmath.c: Likewise.
27532 * config/alpha/linux-unwind.h: Likewise.
27533 * config/alpha/qrnnd.asm: Likewise.
27534 * config/alpha/vms-crt0-64.c: Likewise.
27535 * config/alpha/vms-crt0.c: Likewise.
27536 * config/alpha/vms-dwarf2.asm: Likewise.
27537 * config/alpha/vms-dwarf2eh.asm: Likewise.
27538 * config/alpha/vms-psxcrt0-64.c: Likewise.
27539 * config/alpha/vms-psxcrt0.c: Likewise.
27540 * config/alpha/vms_tramp.asm: Likewise.
27541 * config/arc/initfini.c: Likewise.
27542 * config/arc/lib1funcs.asm: Likewise.
27543 * config/arm/bpabi-v6m.S: Likewise.
27544 * config/arm/bpabi.S: Likewise.
27545 * config/arm/bpabi.c: Likewise.
27546 * config/arm/crti.asm: Likewise.
27547 * config/arm/crtn.asm: Likewise.
27548 * config/arm/ieee754-df.S: Likewise.
27549 * config/arm/ieee754-sf.S: Likewise.
27550 * config/arm/lib1funcs.asm: Likewise.
27551 * config/arm/libunwind.S: Likewise.
27552 * config/arm/linux-atomic.c: Likewise.
27553 * config/arm/mmintrin.h: Likewise.
27554 * config/arm/pr-support.c: Likewise.
27555 * config/arm/unaligned-funcs.c: Likewise.
27556 * config/arm/unwind-arm.c: Likewise.
27557 * config/arm/unwind-arm.h: Likewise.
27558 * config/avr/libgcc.S: Likewise.
27559 * config/bfin/crti.s: Likewise.
27560 * config/bfin/crtlibid.s: Likewise.
27561 * config/bfin/crtn.s: Likewise.
27562 * config/bfin/lib1funcs.asm: Likewise.
27563 * config/bfin/linux-unwind.h: Likewise.
27564 * config/cris/arit.c: Likewise.
27565 * config/cris/cris_abi_symbol.c: Likewise.
27566 * config/darwin-64.c: Likewise.
27567 * config/darwin-crt2.c: Likewise.
27568 * config/darwin-crt3.c: Likewise.
27569 * config/darwin.h: Likewise.
27570 * config/dbxelf.h: Likewise.
27571 * config/dfp-bit.c: Likewise.
27572 * config/dfp-bit.h: Likewise.
27573 * config/elfos.h: Likewise.
27574 * config/fixed-bit.c: Likewise.
27575 * config/fixed-bit.h: Likewise.
27576 * config/fp-bit.c: Likewise.
27577 * config/fp-bit.h: Likewise.
27578 * config/fr30/crti.asm: Likewise.
27579 * config/fr30/crtn.asm: Likewise.
27580 * config/fr30/lib1funcs.asm: Likewise.
27581 * config/freebsd-spec.h: Likewise.
27582 * config/frv/cmovd.c: Likewise.
27583 * config/frv/cmovh.c: Likewise.
27584 * config/frv/cmovw.c: Likewise.
27585 * config/frv/frvbegin.c: Likewise.
27586 * config/frv/frvend.c: Likewise.
27587 * config/frv/lib1funcs.asm: Likewise.
27588 * config/glibc-stdint.h: Likewise.
27589 * config/h8300/clzhi2.c: Likewise.
27590 * config/h8300/crti.asm: Likewise.
27591 * config/h8300/crtn.asm: Likewise.
27592 * config/h8300/ctzhi2.c: Likewise.
27593 * config/h8300/fixunssfsi.c: Likewise.
27594 * config/h8300/lib1funcs.asm: Likewise.
27595 * config/h8300/parityhi2.c: Likewise.
27596 * config/h8300/popcounthi2.c: Likewise.
27597 * config/i386/ammintrin.h: Likewise.
27598 * config/i386/att.h: Likewise.
27599 * config/i386/avxintrin.h: Likewise.
27600 * config/i386/biarch64.h: Likewise.
27601 * config/i386/bmmintrin.h: Likewise.
27602 * config/i386/cpuid.h: Likewise.
27603 * config/i386/cross-stdarg.h: Likewise.
27604 * config/i386/crtfastmath.c: Likewise.
27605 * config/i386/crtprec.c: Likewise.
27606 * config/i386/cygming-crtbegin.c: Likewise.
27607 * config/i386/cygming-crtend.c: Likewise.
27608 * config/i386/cygwin.asm: Likewise.
27609 * config/i386/emmintrin.h: Likewise.
27610 * config/i386/gmm_malloc.h: Likewise.
27611 * config/i386/gthr-win32.c: Likewise.
27612 * config/i386/i386.h: Likewise.
27613 * config/i386/immintrin.h: Likewise.
27614 * config/i386/linux-unwind.h: Likewise.
27615 * config/i386/linux64.h: Likewise.
27616 * config/i386/mm3dnow.h: Likewise.
27617 * config/i386/mmintrin-common.h: Likewise.
27618 * config/i386/mmintrin.h: Likewise.
27619 * config/i386/nmmintrin.h: Likewise.
27620 * config/i386/pmm_malloc.h: Likewise.
27621 * config/i386/pmmintrin.h: Likewise.
27622 * config/i386/smmintrin.h: Likewise.
27623 * config/i386/sol2-c1.asm: Likewise.
27624 * config/i386/sol2-ci.asm: Likewise.
27625 * config/i386/sol2-cn.asm: Likewise.
27626 * config/i386/sol2-gc1.asm: Likewise.
27627 * config/i386/tmmintrin.h: Likewise.
27628 * config/i386/unix.h: Likewise.
27629 * config/i386/w32-unwind.h: Likewise.
27630 * config/i386/wmmintrin.h: Likewise.
27631 * config/i386/x86-64.h: Likewise.
27632 * config/i386/x86intrin.h: Likewise.
27633 * config/i386/xmmintrin.h: Likewise.
27634 * config/ia64/crtbegin.asm: Likewise.
27635 * config/ia64/crtend.asm: Likewise.
27636 * config/ia64/crtfastmath.c: Likewise.
27637 * config/ia64/crti.asm: Likewise.
27638 * config/ia64/crtn.asm: Likewise.
27639 * config/ia64/fde-glibc.c: Likewise.
27640 * config/ia64/lib1funcs.asm: Likewise.
27641 * config/ia64/linux-unwind.h: Likewise.
27642 * config/ia64/quadlib.c: Likewise.
27643 * config/ia64/unwind-ia64.c: Likewise.
27644 * config/linux.h: Likewise.
27645 * config/m32c/m32c-lib1.S: Likewise.
27646 * config/m32c/m32c-lib2-trapv.c: Likewise.
27647 * config/m32c/m32c-lib2.c: Likewise.
27648 * config/m32r/initfini.c: Likewise.
27649 * config/m68hc11/larith.asm: Likewise.
27650 * config/m68hc11/m68hc11-crt0.S: Likewise.
27651 * config/m68k/cf.md: Likewise.
27652 * config/m68k/crti.s: Likewise.
27653 * config/m68k/crtn.s: Likewise.
27654 * config/m68k/lb1sf68.asm: Likewise.
27655 * config/m68k/linux-unwind.h: Likewise.
27656 * config/mcore/crti.asm: Likewise.
27657 * config/mcore/crtn.asm: Likewise.
27658 * config/mcore/lib1.asm: Likewise.
27659 * config/mips/linux-unwind.h: Likewise.
27660 * config/mips/loongson.h: Likewise.
27661 * config/mips/mips16.S: Likewise.
27662 * config/mmix/crti.asm: Likewise.
27663 * config/mmix/crtn.asm: Likewise.
27664 * config/pa/fptr.c: Likewise.
27665 * config/pa/hpux-unwind.h: Likewise.
27666 * config/pa/lib2funcs.asm: Likewise.
27667 * config/pa/linux-atomic.c: Likewise.
27668 * config/pa/linux-unwind.h: Likewise.
27669 * config/pa/milli64.S: Likewise.
27670 * config/pa/quadlib.c: Likewise.
27671 * config/pa/stublib.c: Likewise.
27672 * config/picochip/libgccExtras/adddi3.asm: Likewise.
27673 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
27674 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
27675 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
27676 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
27677 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
27678 * config/picochip/libgccExtras/divmod15.asm: Likewise.
27679 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
27680 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
27681 * config/picochip/libgccExtras/longjmp.asm: Likewise.
27682 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
27683 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
27684 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
27685 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
27686 * config/picochip/libgccExtras/setjmp.asm: Likewise.
27687 * config/picochip/libgccExtras/subdi3.asm: Likewise.
27688 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
27689 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
27690 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
27691 * config/rs6000/750cl.h: Likewise.
27692 * config/rs6000/altivec.h: Likewise.
27693 * config/rs6000/biarch64.h: Likewise.
27694 * config/rs6000/crtresfpr.asm: Likewise.
27695 * config/rs6000/crtresgpr.asm: Likewise.
27696 * config/rs6000/crtresxfpr.asm: Likewise.
27697 * config/rs6000/crtresxgpr.asm: Likewise.
27698 * config/rs6000/crtsavfpr.asm: Likewise.
27699 * config/rs6000/crtsavgpr.asm: Likewise.
27700 * config/rs6000/darwin-asm.h: Likewise.
27701 * config/rs6000/darwin-fallback.c: Likewise.
27702 * config/rs6000/darwin-fpsave.asm: Likewise.
27703 * config/rs6000/darwin-ldouble.c: Likewise.
27704 * config/rs6000/darwin-tramp.asm: Likewise.
27705 * config/rs6000/darwin-unwind.h: Likewise.
27706 * config/rs6000/darwin-vecsave.asm: Likewise.
27707 * config/rs6000/darwin-world.asm: Likewise.
27708 * config/rs6000/e500crtres32gpr.asm: Likewise.
27709 * config/rs6000/e500crtres64gpr.asm: Likewise.
27710 * config/rs6000/e500crtres64gprctr.asm: Likewise.
27711 * config/rs6000/e500crtrest32gpr.asm: Likewise.
27712 * config/rs6000/e500crtrest64gpr.asm: Likewise.
27713 * config/rs6000/e500crtresx32gpr.asm: Likewise.
27714 * config/rs6000/e500crtresx64gpr.asm: Likewise.
27715 * config/rs6000/e500crtsav32gpr.asm: Likewise.
27716 * config/rs6000/e500crtsav64gpr.asm: Likewise.
27717 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
27718 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
27719 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
27720 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
27721 * config/rs6000/eabi-ci.asm: Likewise.
27722 * config/rs6000/eabi-cn.asm: Likewise.
27723 * config/rs6000/eabi.asm: Likewise.
27724 * config/rs6000/linux-unwind.h: Likewise.
27725 * config/rs6000/linux64.h: Likewise.
27726 * config/rs6000/paired.h: Likewise.
27727 * config/rs6000/paired.md: Likewise.
27728 * config/rs6000/ppc64-fp.c: Likewise.
27729 * config/rs6000/ppu_intrinsics.h: Likewise.
27730 * config/rs6000/rs6000.h: Likewise.
27731 * config/rs6000/si2vmx.h: Likewise.
27732 * config/rs6000/sol-ci.asm: Likewise.
27733 * config/rs6000/sol-cn.asm: Likewise.
27734 * config/rs6000/spe.h: Likewise.
27735 * config/rs6000/spu2vmx.h: Likewise.
27736 * config/rs6000/sysv4.h: Likewise.
27737 * config/rs6000/tramp.asm: Likewise.
27738 * config/rs6000/vec_types.h: Likewise.
27739 * config/s390/linux-unwind.h: Likewise.
27740 * config/s390/tpf-unwind.h: Likewise.
27741 * config/score/crti.asm: Likewise.
27742 * config/score/crtn.asm: Likewise.
27743 * config/sh/crt1.asm: Likewise.
27744 * config/sh/crti.asm: Likewise.
27745 * config/sh/crtn.asm: Likewise.
27746 * config/sh/divtab-sh4-300.c: Likewise.
27747 * config/sh/divtab-sh4.c: Likewise.
27748 * config/sh/divtab.c: Likewise.
27749 * config/sh/lib1funcs-4-300.asm: Likewise.
27750 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
27751 * config/sh/lib1funcs.asm: Likewise.
27752 * config/sh/lib1funcs.h: Likewise.
27753 * config/sh/linux-atomic.asm: Likewise.
27754 * config/sh/linux-unwind.h: Likewise.
27755 * config/sh/shmedia.h: Likewise.
27756 * config/sh/sshmedia.h: Likewise.
27757 * config/sh/ushmedia.h: Likewise.
27758 * config/sparc/crtfastmath.c: Likewise.
27759 * config/sparc/linux-unwind.h: Likewise.
27760 * config/sparc/sol2-c1.asm: Likewise.
27761 * config/sparc/sol2-ci.asm: Likewise.
27762 * config/sparc/sol2-cn.asm: Likewise.
27763 * config/spu/divmodti4.c: Likewise.
27764 * config/spu/divv2df3.c: Likewise.
27765 * config/spu/float_disf.c: Likewise.
27766 * config/spu/float_unsdidf.c: Likewise.
27767 * config/spu/float_unsdisf.c: Likewise.
27768 * config/spu/float_unssidf.c: Likewise.
27769 * config/spu/mfc_multi_tag_release.c: Likewise.
27770 * config/spu/mfc_multi_tag_reserve.c: Likewise.
27771 * config/spu/mfc_tag_release.c: Likewise.
27772 * config/spu/mfc_tag_reserve.c: Likewise.
27773 * config/spu/mfc_tag_table.c: Likewise.
27774 * config/spu/multi3.c: Likewise.
27775 * config/spu/spu_internals.h: Likewise.
27776 * config/spu/spu_intrinsics.h: Likewise.
27777 * config/spu/spu_mfcio.h: Likewise.
27778 * config/spu/vec_types.h: Likewise.
27779 * config/spu/vmx2spu.h: Likewise.
27780 * config/stormy16/stormy16-lib2.c: Likewise.
27781 * config/svr4.h: Likewise.
27782 * config/sync.c: Likewise.
27783 * config/v850/lib1funcs.asm: Likewise.
27784 * config/vxlib-tls.c: Likewise.
27785 * config/vxlib.c: Likewise.
27786 * config/vxworks-dummy.h: Likewise.
27787 * config/xtensa/crti.asm: Likewise.
27788 * config/xtensa/crtn.asm: Likewise.
27789 * config/xtensa/ieee754-df.S: Likewise.
27790 * config/xtensa/ieee754-sf.S: Likewise.
27791 * config/xtensa/lib1funcs.asm: Likewise.
27792 * config/xtensa/lib2funcs.S: Likewise.
27793 * config/xtensa/linux-unwind.h: Likewise.
27794 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
27795 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
27796 * coretypes.h: Likewise.
27797 * crtstuff.c: Likewise.
27798 * defaults.h: Likewise.
27799 * dwarf2.h: Likewise.
27800 * emutls.c: Likewise.
27801 * gbl-ctors.h: Likewise.
27802 * gcov-io.h: Likewise.
27803 * ginclude/float.h: Likewise.
27804 * ginclude/iso646.h: Likewise.
27805 * ginclude/stdarg.h: Likewise.
27806 * ginclude/stdbool.h: Likewise.
27807 * ginclude/stddef.h: Likewise.
27808 * ginclude/stdfix.h: Likewise.
27809 * ginclude/stdint-gcc.h: Likewise.
27810 * ginclude/tgmath.h: Likewise.
27811 * gthr-aix.h: Likewise.
27812 * gthr-dce.h: Likewise.
27813 * gthr-gnat.c: Likewise.
27814 * gthr-gnat.h: Likewise.
27815 * gthr-lynx.h: Likewise.
27816 * gthr-mipssde.h: Likewise.
27817 * gthr-nks.h: Likewise.
27818 * gthr-posix.c: Likewise.
27819 * gthr-posix.h: Likewise.
27820 * gthr-posix95.h: Likewise.
27821 * gthr-rtems.h: Likewise.
27822 * gthr-single.h: Likewise.
27823 * gthr-solaris.h: Likewise.
27824 * gthr-tpf.h: Likewise.
27825 * gthr-vxworks.h: Likewise.
27826 * gthr-win32.h: Likewise.
27827 * gthr.h: Likewise.
27828 * libgcc2.c: Likewise.
27829 * libgcc2.h: Likewise.
27830 * libgcov.c: Likewise.
27831 * tsystem.h: Likewise.
27832 * typeclass.h: Likewise.
27833 * unwind-c.c: Likewise.
27834 * unwind-compat.h: Likewise.
27835 * unwind-dw2-fde-compat.c: Likewise.
27836 * unwind-dw2-fde-darwin.c: Likewise.
27837 * unwind-dw2-fde-glibc.c: Likewise.
27838 * unwind-dw2-fde.c: Likewise.
27839 * unwind-dw2-fde.h: Likewise.
27840 * unwind-dw2.c: Likewise.
27841 * unwind-dw2.h: Likewise.
27842 * unwind-generic.h: Likewise.
27843 * unwind-pe.h: Likewise.
27844 * unwind-sjlj.c: Likewise.
27845 * unwind.inc: Likewise.
27846 * config/arm/neon-gen.ml: Change generated copyright header to
27847 refer to version 3 of the GNU General Public License with
27848 version 3.1 of the GCC Runtime Library Exception and to point
27849 readers at the COPYING3 and COPYING3.RUNTIME files and the
27850 FSF's license web page.
27851 * config/arm/arm_neon.h: Regenerate.
27853 2009-04-09 Jakub Jelinek <jakub@redhat.com>
27855 * config/cris/cris.md: Change copyright header to refer to version
27856 3 of the GNU General Public License.
27857 * doc/install.texi2html: Change copyright header to refer to version
27858 3 of the GNU General Public License and to point readers at the
27859 COPYING3 file and the FSF's license web page.
27860 * config/vax/linux.h: Likewise.
27862 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27864 * config/i386/i386.md (cmpcc): New.
27865 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
27866 (sync_compare_and_swap_cc*): Delete.
27868 * config/s390/s390.c (s390_compare_emitted): Remove.
27869 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
27870 s390_compare_emitted used to be handled. Assert that modes match.
27871 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
27872 refer to sync_compare_and_swap_ccsi.
27873 * config/s390/s390.h (s390_compare_emitted): Remove.
27874 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
27875 instead of s390_compare_emitted.
27876 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
27877 instead of s390_compare_emitted.
27878 * config/s390/s390.md (cmpcc): New.
27879 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
27880 CC_REGNUM, do not pretend it's set.
27881 (sync_compare_and_swap_cc*): Delete.
27882 * config/s390/predicates.md (cc_reg_operand): New.
27884 * expr.c (sync_compare_and_swap_cc): Delete.
27885 * optabs.h (sync_compare_and_swap_cc): Delete.
27886 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
27887 is being used with can_compare_p.
27888 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
27889 (find_cc_set): New.
27890 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
27891 look for a MODE_CC set instead. Use emit_store_flag.
27892 (expand_compare_and_swap_loop): Likewise, with some additional
27893 complication to avoid a force_reg when useless. Use
27894 emit_cmp_and_jump_insns.
27895 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
27896 * doc/md.texi (sync_compare_and_swap_cc): Merge with
27897 sync_compare_and_swap documentation.
27899 2009-04-09 Jan Hubicka <jh@suse.cz>
27901 * except.c (find_prev_try): Break out from ....
27902 (duplicate_eh_regions): ... here; properly update prev_try pointers
27903 when duplication part of tree.
27904 (dump_eh_tree): Improve dumping.
27905 (verify_eh_region): New.
27906 (verify_eh_tree): Use it.
27908 2009-04-06 Richard Guenther <rguenther@suse.de>
27910 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
27911 &ARRAY addresses by adjusting their types and prepending
27913 * tree-cfg.c (verify_gimple_assign_single): Verify that
27914 addresses are correct.
27916 2009-04-09 Richard Guenther <rguenther@suse.de>
27918 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
27919 indices into an array reference if possible.
27920 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
27921 Fold POINTER_PLUS_EXPR statements with invariant address.
27923 2009-04-09 Alan Modra <amodra@bigpond.net.au>
27926 * config.gcc (powerpc64-*-linux*): Always build biarch.
27928 2009-04-09 Joseph Myers <joseph@codesourcery.com>
27931 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
27932 it and pedwarn if this results in an INTEGER_CST.
27934 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27936 * doc/install.texi: Update minimum GMP version. Remove obsolete
27937 text in MPFR section.
27939 2009-04-08 Jakub Jelinek <jakub@redhat.com>
27941 * dwarf2out.c (class_scope_p): New static inline.
27942 (class_or_namespace_scope_p): Use it.
27943 (gen_variable_die): Use DW_TAG_member tag for static data member
27944 declarations instead of DW_TAG_variable.
27946 PR middle-end/39573
27947 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
27950 2009-04-08 Richard Guenther <rguenther@suse.de>
27952 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
27953 valueize random data.
27955 2009-04-08 David Edelsohn <edelsohn@gnu.org>
27957 * config.gcc (aix tm_file): Add aix-stdint.h.
27958 (aix tm clause use_gcc_stdint): Set to wrap.
27959 * config/rs6000/aix-stdint.h: New file.
27961 2009-04-08 Richard Guenther <rguenther@suse.de>
27963 PR middle-end/36291
27964 * tree-dfa.c (add_referenced_var): Do not recurse into
27965 global initializers.
27966 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
27968 (fold_const_aggregate_ref): Likewise.
27970 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27972 * recog.c (ordered_comparison_operator): New.
27973 * gensupport.c (std_preds): Add it.
27974 * doc/md.texi (Machine-Independent Predicates): Document it.
27976 2009-04-08 Jan Hubicka <jh@suse.cz>
27978 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
27979 * function.h (rtl_eh): Remove exception_handler_label_map.
27980 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
27981 remove_exception_handler_label, for_each_eh_label_1): Remove.
27982 (rtl_remove_unreachable_regions): Remove.
27983 (convert_from_eh_region_ranges): Do not remove unreachable regions.
27984 (find_exception_handler_labels): Don't build the hashtable.
27985 (maybe_remove_eh_handler): Remove.
27986 (for_each_eh_label): Rewrite to walk the tree.
27987 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
27988 * except.h (maybe_remove_eh_handler): Remove.
27989 * passes.c (init_optimization_passes): Schedule second EH cleanup
27991 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
27992 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
27994 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
27996 * genoutput.c (validate_optab_operands): New.
27997 (gen_insn, gen_expand): Call it.
27999 * genflags.c (gen_insn): Detect misused iterators.
28000 (main): Pass line_no to gen_insn, exit with status 1 on error.
28002 * genextract.c (line_no): Make global.
28003 (VEC_safe_set_locstr): Change assertion to error message.
28004 (main): Exit with status 1 on error.
28006 2009-04-08 Joseph Myers <joseph@codesourcery.com>
28010 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28011 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28012 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28013 * c-convert.c (convert): Do not call fold on results of conversion
28014 functions when the result is a C_MAYBE_CONST_EXPR.
28015 * c-parser.c (c_parser_postfix_expression): Do not fold condition
28016 of __builtin_choose_expr.
28017 * c-typeck.c (remove_c_maybe_const_expr): New.
28018 (build_unary_op, build_conditional_expr, build_compound_expr,
28019 build_binary_op, c_objc_common_truthvalue_conversion): Call
28020 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28023 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
28025 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28026 CODE to produce a new one. Add a prototype to use fold_convert_const
28028 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28031 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28032 mix declarations and code.
28034 2009-04-08 Ben Elliston <bje@au.ibm.com>
28036 * gcc.c: Replace `CC' with `GCC' throughout.
28038 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28040 * doc/invoke.texi: Document Atom support.
28042 2009-04-07 Jason Merrill <jason@redhat.com>
28045 * c-common.h, c-common.c: Add flag_pretty_templates.
28046 * c-opts.c (c_common_handle_option): Set it.
28047 * c.opt: Add -fno-pretty-templates.
28048 * doc/invoke.texi (C++ Dialect Options): Likewise.
28050 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28052 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28053 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28054 (ia64_expand_builtin): Likewise.
28056 2009-04-07 Martin Jambor <mjambor@suse.cz>
28058 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28059 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28060 ADDR_EXPRS are include too.
28062 2009-04-07 Richard Guenther <rguenther@suse.de>
28064 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28065 decls are only used if passes as parameters or if they are
28066 local statics and the call is not to a builtin.
28067 (call_may_clobber_ref_p_1): Likewise.
28069 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28071 * expr.c (do_store_flag): Remove last argument. Simplify code
28072 to avoid duplication of tests already done by can_compare_p.
28073 (expand_expr_real_1): Adjust caller.
28075 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28077 * optabs.c (can_compare_p): Test the predicate of a
28078 cbranch and cstore pattern.
28080 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28082 * expr.c (convert_move): Use emit_store_flag instead of
28085 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28087 * config/i386/i386.c (ix86_compare_emitted): Remove.
28088 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28089 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28090 * config/i386/i386.h (ix86_compare_emitted): Remove.
28091 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28092 instead of ix86_compare_emitted.
28093 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28095 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28097 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28098 Add t-sysroot-suffix to tmake_file.
28099 * config/print-sysroot-suffix.sh: New file.
28100 * config/t-sysroot-suffix: New file.
28102 2009-04-07 Ben Elliston <bje@au.ibm.com>
28104 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28105 as the latter produces a warning when the target does not support
28108 2009-04-07 Ben Elliston <bje@au.ibm.com>
28110 * dfp.c: Replace type punning assignments with memcpy throughout.
28111 * Makefile.in (dfp.o-warn): Remove.
28113 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28116 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28117 Include soft-fp/t-softfp after rs6000/t-linux64.
28119 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28121 * stor-layout.c (set_sizetype): Use the full precision of their
28122 machine mode for bitsize types.
28124 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28126 * config/i386/i386.md: Revert 2 accidental checkins.
28128 2009-04-06 Joey Ye <joey.ye@intel.com>
28129 Xuepeng Guo <xuepeng.guo@intel.com>
28130 H.J. Lu <hongjiu.lu@intel.com>
28132 Atom pipeline model, tuning and insn selection.
28133 * config.gcc (atom): Add atom config options and target.
28135 * config/i386/atom.md: New.
28137 * config/i386/i386.c (atom_cost): New cost.
28138 (m_ATOM): New macro flag.
28139 (initial_ix86_tune_features): Set m_ATOM.
28140 (x86_accumulate_outgoing_args): Likewise.
28141 (x86_arch_always_fancy_math_387): Likewise.
28142 (processor_target): Add Atom cost.
28143 (cpu_names): Add Atom cpu name.
28144 (override_options): Set Atom ISA.
28145 (ix86_issue_rate): New case PROCESSOR_ATOM.
28146 (ix86_adjust_cost): Likewise.
28148 * config/i386/i386.h (TARGET_ATOM): New target macro.
28149 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28150 (TARGET_OPT_AGU): New target option.
28151 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28152 (processor_type): Add PROCESSOR_ATOM.
28154 * config/i386/i386.md (cpu): Add new value "atom".
28155 (use_carry, movu): New attr.
28156 (atom.md): Include atom.md.
28157 (adddi3_carry_rex64): Set attr "use_carry".
28158 (addqi3_carry): Likewise.
28159 (addhi3_carry): Likewise.
28160 (addsi3_carry): Likewise.
28161 (*addsi3_carry_zext): Likewise.
28162 (subdi3_carry_rex64): Likewise.
28163 (subqi3_carry): Likewise.
28164 (subhi3_carry): Likewise.
28165 (subsi3_carry): Likewise.
28166 (x86_movdicc_0_m1_rex64): Likewise.
28167 (*x86_movdicc_0_m1_se): Likewise.
28168 (x86_movsicc_0_m1): Likewise.
28169 (*x86_movsicc_0_m1_se): Likewise.
28170 (*adddi_1_rex64): Emit add insn as much as possible.
28171 (*addsi_1): Likewise.
28172 (return_internal): Set atom_unit.
28173 (return_internal_long): Likewise.
28174 (return_pop_internal): Likewise.
28175 (*rcpsf2_sse): Set atom_sse_attr attr.
28176 (*qrt<mode>2_sse): Likewise.
28177 (*prefetch_sse): Likewise.
28179 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28181 (ix86_target_macros_internal): Likewise.
28183 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28184 (*prefetch_sse_rex): Likewise.
28185 (sse_rcpv4sf2): Likewise.
28186 (sse_vmrcpv4sf2): Likewise.
28187 (sse_sqrtv4sf2): Likewise.
28188 (<sse>_vmsqrt<mode>2): Likewise.
28189 (sse_ldmxcsr): Likewise.
28190 (sse_stmxcsr): Likewise.
28191 (*sse_sfence): Likewise.
28192 (sse2_clflush): Likewise.
28193 (*sse2_mfence): Likewise.
28194 (*sse2_lfence): Likewise.
28195 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28196 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28197 (avx_movdqu<avxmodesuffix>): Likewise.
28198 (avx_lddqu<avxmodesuffix>): Likewise.
28199 (sse2_movntv2di): Change attr "type" to "ssemov".
28200 (sse2_movntsi): Likewise.
28201 (rsqrtv8sf2): Change attr "type" to "sseadd".
28202 (sse3_addsubv2df3): Set attr "atom_unit".
28203 (sse3_h<plusminus_insn>v4sf3): Likewise.
28204 (*sse2_pmaddwd): Likewise.
28205 (*vec_extractv2di_1_rex64): Likewise.
28206 (*vec_extractv2di_1_avx): Likewise.
28207 (sse2_psadbw): Likewise.
28208 (ssse3_phaddwv8hi3): Likewise.
28209 (ssse3_phaddwv4hi3): Likewise.
28210 (ssse3_phadddv4si3): Likewise.
28211 (ssse3_phadddv2si3): Likewise.
28212 (ssse3_phaddswv8hi3): Likewise.
28213 (ssse3_phaddswv4hi3): Likewise.
28214 (ssse3_phsubwv8hi3): Likewise.
28215 (ssse3_phsubwv4hi3): Likewise.
28216 (ssse3_phsubdv4si3): Likewise.
28217 (ssse3_phsubdv2si3): Likewise.
28218 (ssse3_phsubswv8hi3): Likewise.
28219 (ssse3_phsubswv4hi3): Likewise.
28220 (ssse3_pmaddubsw128): Likewise.
28221 (sse3_pmaddubsw: Likewise.
28222 (ssse3_palignrti): Likewise.
28223 (ssse3_palignrdi): Likewise.
28225 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28227 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28229 2009-04-06 Richard Guenther <rguenther@suse.de>
28231 PR tree-optimization/28868
28232 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28233 of which PHI results we inserted.
28234 (insert_into_preds_of_block): Record inserted PHIs.
28235 (eliminate): Eliminate redundant PHI nodes.
28236 (init_pre): Init inserted_phi_names.
28238 2009-04-06 Richard Guenther <rguenther@suse.de>
28240 PR tree-optimization/39643
28241 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28242 IMAGPART_EXPRs of complex constants.
28243 (execute_fold_all_builtins): If we folded a call queue
28244 TODO_update_address_taken.
28246 2009-04-06 Jan Hubicka <jh@suse.cz>
28248 PR middle-end/39659
28249 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28252 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28254 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28256 (ic_invalidate_array): Likewise.
28258 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28260 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28261 alignment for library calls.
28263 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28265 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28266 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28267 * config/i386/mingw-stdint.h: New file.
28269 2009-04-05 Richard Guenther <rguenther@suse.de>
28271 PR tree-optimization/39648
28272 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28273 our &A vs. &A[0] IL deficiencies.
28275 2009-04-04 Jan Hubicka <jh@suse.cz>
28277 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28278 removed toplevel regions.
28279 (sjlj_mark_call_sites): Likewise.
28281 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28283 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28284 (cygwin tm clause use_gcc_stdint): Set to wrap.
28285 * config/i386/cygwin-stdint.h: New file.
28287 2009-04-04 Richard Guenther <rguenther@suse.de>
28289 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28290 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28291 single-argument PHIs if we are in loop-closed SSA form.
28292 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28293 for the pre-condition.
28294 (slpeel_tree_peel_loop_to_edge): Likewise.
28295 (vect_build_loop_niters): Take an optional sequence to append stmts.
28296 (vect_generate_tmps_on_preheader): Likewise.
28297 (vect_do_peeling_for_loop_bound): Take extra guards for the
28299 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28300 the cost model check.
28301 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28302 guards if we are going to peel. Do not apply versioning in that case.
28303 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28304 (vect_do_peeling_for_loop_bound): Likewise.
28305 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28306 loop bound only record extra pre-conditions, do not apply loop
28309 2009-04-04 Richard Guenther <rguenther@suse.de>
28311 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28314 2009-04-04 Jan Hubicka <jh@suse.cz>
28316 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28317 last_basic_block for size of bb->index indexed array.
28318 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28319 compute_out, link_btr_uses, build_btr_def_use_webs,
28320 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28322 2009-04-04 Jan Hubicka <jh@suse.cz>
28324 * except.c (remove_eh_handler_and_replace): Break out from ...
28325 (remove_eh_handler): ... here.
28326 (bring_to_root): New function.
28327 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28328 handled ones, bring others to root of tree.
28330 2009-04-04 Jan Hubicka <jh@suse.cz>
28332 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28333 (all_phis_safe_to_merge): New function.
28334 (update_info): New structure.
28335 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28336 (cleanup_empty_eh): Update SSA if possible.
28338 2009-04-04 Richard Guenther <rguenther@suse.de>
28340 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28341 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28342 (append_vuse): Likewise.
28344 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28346 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28347 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28348 instead of REG_UNSAVED for DW_CFA_undefined.
28349 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28350 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28353 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28356 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28358 2009-04-04 Richard Guenther <rguenther@suse.de>
28360 PR tree-optimization/8781
28361 PR tree-optimization/37892
28362 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28363 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28364 (valueize_refs): Call it for *& valueizations.
28365 (shared_reference_ops_from_ref): Rename to ...
28366 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28367 (shared_reference_ops_from_call): Rename to ...
28368 (valueize_shared_reference_ops_from_call): ... this and valueize.
28369 (vn_reference_lookup): Update.
28370 (visit_reference_op_call): Likewise.
28371 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28372 (eliminate): Value-replace the call address in call statements.
28374 2009-04-04 Richard Guenther <rguenther@suse.de>
28376 PR tree-optimization/39636
28377 * tree-ssa-forwprop.c
28378 (forward_propagate_addr_into_variable_array_index): Check for
28379 GIMPLE_ASSIGN before accessing the rhs code.
28381 2009-04-03 Jason Merrill <jason@redhat.com>
28383 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28385 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28387 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28388 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28389 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28390 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28391 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28392 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28393 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28394 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28395 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28396 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28397 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28398 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28399 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28400 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28401 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28402 Use fr_reg_or_fp01_operand instead of fr_register_operand
28404 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28405 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28406 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28408 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28410 PR rtl-optimization/39607
28411 PR rtl-optimization/39631
28415 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28416 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28417 instead of DF_LR_OUT.
28418 * ira-lives.c (process_bb_node_lives): Ditto.
28419 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28420 instead of DF_LR_{OUT,IN}.
28421 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28422 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28424 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28426 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28427 (execute_lower_omp): Always run but take the short way out if -fopenmp
28429 (gate_lower_omp): Remove, forcing the pass manager to always run the
28430 pass and always set PROP_gimple_lomp.
28431 (pass_lower_omp): Remove gate function.
28432 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28433 PROP_trees. Instead, require it.
28434 * ipa-cp.c (pass_ipa_cp): Likewise.
28435 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28436 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28437 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28438 and PROP_gimple_leh.
28440 2009-04-03 Richard Guenther <rguenther@suse.de>
28442 PR middle-end/13146
28443 PR tree-optimization/23940
28444 PR tree-optimization/33237
28445 PR middle-end/33974
28446 PR middle-end/34093
28447 PR tree-optimization/36201
28448 PR tree-optimization/36230
28449 PR tree-optimization/38049
28450 PR tree-optimization/38207
28451 PR tree-optimization/38230
28452 PR tree-optimization/38301
28453 PR tree-optimization/38585
28454 PR middle-end/38895
28455 PR tree-optimization/38985
28456 PR tree-optimization/39299
28457 * tree-ssa-structalias.h: Remove.
28458 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28459 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28460 (struct vuse_element_d): Remove.
28461 (struct vuse_vec_d): Likewise.
28462 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28463 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28464 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28465 VUSE_ELEMENT_VAR): Likewise.
28466 (struct voptype_d): Likewise.
28467 (NUM_VOP_FREE_BUCKETS): Likewise.
28468 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28469 (struct stmt_operands_d): Remove.
28470 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28471 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28472 VDEF_NUM, VDEF_VECT): Likewise.
28473 (copy_virtual_operands): Remove.
28474 (operand_build_cmp): Likewise.
28475 (create_ssa_artificial_load_stmt): Likewise.
28476 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28477 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28478 vuse_index and mayuse_index members. Pack and move done and iter_type
28479 members to the front.
28480 (SSA_OP_VMAYUSE): Remove.
28481 (SSA_OP_VIRTUAL_USES): Adjust.
28482 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28483 (unlink_stmt_vdef): Declare.
28484 (add_to_addressable_set): Remove.
28485 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28486 (vrp_visit_stmt): Likewise.
28487 * doc/tree-ssa.texi (Alias analysis): Update.
28488 * doc/invoke.texi (max-aliased-vops): Remove docs.
28489 (avg-aliased-vops): Likewise.
28490 * tree-into-ssa.c (syms_to_rename): Remove.
28491 (need_to_update_vops_p): Likewise.
28492 (need_to_initialize_update_ssa_p): Rename to ...
28493 (update_ssa_initialized_fn): ... this. Track function we are
28495 (symbol_marked_for_renaming): Simplify.
28496 (add_new_name_mapping): Do not set need_to_update_vops_p.
28497 (dump_currdefs): Use SYMS_TO_RENAME.
28498 (rewrite_update_stmt): Always walk all uses/defs.
28499 (dump_update_ssa): Adjust.
28500 (init_update_ssa): Take function argument. Track what we are
28502 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28503 (create_new_def_for): Initialize for cfun, assert we are initialized
28505 (mark_sym_for_renaming): Simplify.
28506 (mark_set_for_renaming): Do not initialize update-ssa.
28507 (need_ssa_update_p): Simplify. Take function argument.
28508 (name_mappings_registered_p): Assert we ask for the correct function.
28509 (name_registered_for_update_p): Likewise.
28510 (ssa_names_to_replace): Likewise.
28511 (release_ssa_name_after_update_ssa): Likewise.
28512 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28513 (dump_decl_set): Do not print a newline.
28514 (debug_decl_set): Do it here.
28515 (dump_update_ssa): And here.
28516 * tree-ssa-loop-im.c (move_computations): Adjust.
28517 (movement_possibility): Likewise.
28518 (determine_max_movement): Likewise.
28519 (gather_mem_refs_stmt): Likewise.
28520 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28521 or NAME_MEMORY_TAG.
28522 * tree-complex.c (update_all_vops): Remove.
28523 (expand_complex_move): Adjust.
28524 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28525 Simplify test for memory referencing statement. Exclude
28526 non-invariant ADDR_EXPRs.
28527 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28528 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28529 (rdg_flag_uses): Likewise.
28530 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28532 (tree_optimize_tail_calls_1): Also split the
28533 edge from the entry block if we have degenerate PHI nodes in
28534 the first basic block.
28535 * tree.c (init_ttree): Remove memory-tag related code.
28536 (tree_code_size): Likewise.
28537 (tree_node_structure): Likewise.
28538 (build7_stat): Re-write to be build6_stat.
28539 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28540 (SSA_VAR_P): Adjust.
28541 (struct tree_memory_tag): Remove.
28542 (struct tree_memory_partition_tag): Likewise.
28543 (union tree_node): Adjust.
28544 (build7): Re-write to be build6.
28545 * tree-pass.h (pass_reset_cc_flags): Remove.
28546 (TODO_update_address_taken): New flag.
28547 (pass_simple_dse): Remove.
28548 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28549 * params.h (MAX_ALIASED_VOPS): Remove.
28550 (AVG_ALIASED_VOPS): Likewise.
28551 * omp-low.c (expand_omp_taskreg): Update SSA form.
28552 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28553 aliases the lhs in a copy stmt.
28554 * tree-ssa-dse.c (struct address_walk_data): Remove.
28555 (memory_ssa_name_same): Likewise.
28556 (memory_address_same): Likewise.
28557 (get_kill_of_stmt_lhs): Likewise.
28558 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28559 unused stores. Look through PHI nodes into post-dominated regions.
28560 (dse_optimize_stmt): Simplify. Properly remove stores.
28561 (tree_ssa_dse): Compute dominators.
28562 (execute_simple_dse): Remove.
28563 (pass_simple_dse): Likewise.
28564 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28565 gimple_loaded_syms and gimple_stored_syms computation.
28566 * toplev.c (dump_memory_report): Dump alias and pta stats.
28567 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28568 (vn_reference_eq): Likewise.
28569 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28570 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28571 valueize_vuses): Remove.
28572 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28573 (get_def_ref_stmt_vuse): ... this.
28574 (vn_reference_lookup_2): New function.
28575 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28576 walking equivalent vuses. Simplify.
28577 (vn_reference_lookup): Likewise.
28578 (vn_reference_insert): Likewise.
28579 (vn_reference_insert_pieces): Likewise.
28580 (visit_reference_op_call): Simplify.
28581 (visit_reference_op_load): Likewise.
28582 (visit_reference_op_store): Likewise.
28583 (init_scc_vn): Remove shared_lookup_vuses initialization.
28584 (free_scc_vn): Remove shared_lookup_vuses freeing.
28585 (sort_vuses, sort_vuses_heap): Remove.
28586 (get_ref_from_reference_ops): Export.
28587 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28588 vector with single vuse pointer.
28589 (vn_reference_lookup_pieces, vn_reference_lookup,
28590 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28591 (shared_vuses_from_stmt): Remove.
28592 (get_ref_from_reference_ops): Declare.
28593 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28594 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28595 memory-tag related code.
28596 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28597 (likely_value): Add comment, skip static-chain of call statements.
28598 (surely_varying_stmt_p): Adjust.
28599 (gimplify_and_update_call_from_tree): Likewise.
28600 (execute_fold_all_builtins): Do not rebuild alias info.
28601 (gimplify_and_update_call_from_tree): Properly update VOPs.
28602 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28603 (copy_ref_info): Remove memory-tag related code.
28604 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28605 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28606 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28608 * tree-ssa-dom.c (gimple_p): Remove typedef.
28609 (eliminate_redundant_computations): Adjust.
28610 (record_equivalences_from_stmt): Likewise.
28611 (avail_expr_hash): Likewise.
28612 (avail_expr_eq): Likewise.
28613 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28614 (stmt_makes_single_load): Likewise.
28615 (stmt_makes_single_store): Likewise.
28616 * tree-ssa-alias.c: Rewrite completely.
28617 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28618 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28619 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
28620 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
28621 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
28622 Remove public functions.
28623 (pass_reset_cc_flags): Remove.
28624 (pass_build_alias): Move ...
28625 * tree-ssa-structalias.c (pass_build_alias): ... here.
28626 * tree-ssa-alias.c (may_be_aliased): Move ...
28627 * tree-flow-inline.h (may_be_aliased): ... here.
28628 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
28629 count_uses_and_derefs): Move ...
28630 * gimple.c: ... here.
28631 * gimple.h (count_uses_and_derefs): Declare.
28632 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
28633 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
28634 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
28635 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
28636 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
28637 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
28638 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
28640 * tree-dfa.c (refs_may_alias_p): Move ...
28641 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
28642 * tree-ssa-alias.h: New file.
28643 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
28644 (statement_sink_location): Likewise.
28645 * opts.c (decode_options): Do not adjust max-aliased-vops or
28646 avg-aliased-vops values.
28647 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
28648 (TV_CALL_CLOBBER): Likewise.
28649 (TV_FLOW_SENSITIVE): Likewise.
28650 (TV_FLOW_INSENSITIVE): Likewise.
28651 (TV_MEMORY_PARTITIONING): Likewise.
28652 (TV_ALIAS_STMT_WALK): New timevar.
28653 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
28654 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
28655 (get_address_description): Remove memory-tag related code.
28656 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
28657 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
28658 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
28659 and immediate uses in statements. Document.
28660 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
28661 (dump_symbols): Remove.
28662 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
28663 * alias.c (get_deref_alias_set): New function split out from ...
28664 (get_alias_set): ... here.
28665 * alias.h (get_deref_alias_set): Declare.
28666 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
28667 type parameter. Remove restrict pointer handling. Create a
28668 ref-all pointer in case type-based alias sets do not conflict.
28669 (vect_analyze_data_refs): Remove SMT related code.
28670 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
28671 (vectorizable_load): Likewise.
28672 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
28673 (DR_SYMBOL_TAG, DR_VOPS): Remove.
28674 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
28675 Ignore vops and SMTs.
28676 (dr_analyze_alias): Likewise..
28677 (free_data_ref): Likewise.
28678 (create_data_ref): Likewise.
28679 (analyze_all_data_dependences): Likewise.
28680 (get_references_in_stmt): Adjust.
28681 * tree-flow-inline.h (gimple_aliases_computed_p,
28682 gimple_addressable_vars, gimple_call_clobbered_vars,
28683 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
28684 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
28685 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
28686 gimple_mem_ref_stats): Remove.
28687 (gimple_vop): New function.
28688 (op_iter_next_use): Remove vuses and mayuses cases.
28689 (op_iter_next_def): Remove vdefs case.
28690 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
28691 (clear_and_done_ssa_iter): Do not set removed fields.
28692 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
28693 Assert we are not iterating over vuses or vdefs if not also
28694 iterating over uses or defs.
28695 (op_iter_init_use): Likewise.
28696 (op_iter_init_def): Likewise.
28697 (op_iter_next_vdef): Remove.
28698 (op_iter_next_mustdef): Likewise.
28699 (op_iter_init_vdef): Likewise.
28700 (compare_ssa_operands_equal): Likewise.
28701 (link_use_stmts_after): Handle vuse operand.
28702 (is_call_used): Use is_call_clobbered.
28703 (is_call_clobbered): Global variables are always call clobbered,
28704 query the call-clobbers bitmap.
28705 (mark_call_clobbered): Ignore global variables.
28706 (clear_call_clobbered): Likewise.
28707 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
28708 virtual operands sanity check.
28709 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
28711 (TARGET_MEM_REF): Remove TMR_TAG operand.
28712 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
28713 Remove call-clobber related code.
28714 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
28715 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
28716 partitions or escape reason.
28717 (get_single_def_stmt, get_single_def_stmt_from_phi,
28718 get_single_def_stmt_with_phi): Remove.
28719 (dump_referenced_vars): Tidy.
28720 (get_ref_base_and_extent): Allow bare decls.
28721 (collect_dfa_stats): Adjust.
28722 * graphite.c (rename_variables_in_stmt): Adjust.
28723 (graphite_copy_stmts_from_block): Likewise.
28724 (translate_clast): Likewise.
28725 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
28727 (translate_vuse_through_block): Use the oracle.
28728 (phi_translate_1): Adjust.
28729 (value_dies_in_block_x): Use the oracle. Cache the outcome
28731 (valid_in_sets): Check if the VUSE for
28732 a REFERENCE is available.
28733 (eliminate): Do not remove stmts during elimination,
28734 instead queue and remove them afterwards.
28735 (do_pre): Do not rebuild alias info.
28736 (pass_pre): Run TODO_rebuild_alias before PRE.
28737 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
28738 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
28739 (mark_all_v_defs_stmt): Remove.
28740 (mark_all_v_defs_seq): Adjust.
28741 (sra_replace): Likewise.
28742 (scalarize_use): Likewise.
28743 (scalarize_copy): Likewise.
28744 (scalarize_init): Likewise.
28745 (scalarize_ldst): Likewise.
28746 (todoflags): Remove.
28747 (tree_sra): Do not rebuild alias info.
28748 (tree_sra_early): Adjust.
28749 (pass_sra): Run TODO_update_address_taken before SRA.
28750 * tree-predcom.c (set_alias_info): Remove.
28751 (prepare_initializers_chain): Do not call it.
28752 (mark_virtual_ops_for_renaming): Adjust.
28753 (mark_virtual_ops_for_renaming_list): Remove.
28754 (initialize_root_vars): Adjust.
28755 (initialize_root_vars_lm): Likewise.
28756 (prepare_initializers_chain): Likewise.
28757 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
28758 (may_propagate_copy_into_stmt): Likewise.
28759 (merge_alias_info): Do nothing for now.
28760 (propagate_tree_value_into_stmt): Adjust.
28761 (stmt_may_generate_copy): Likewise.
28762 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
28763 not mark symbols for renaming.
28764 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
28765 with the same statement, make sure to update the new pointed-to one.
28766 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
28767 call statements, do not mark symbols for renaming.
28768 (mark_operand_necessary): Dump something.
28769 (ref_may_be_aliased): New function.
28770 (mark_aliased_reaching_defs_necessary_1): New helper function.
28771 (mark_aliased_reaching_defs_necessary): Likewise.
28772 (mark_all_reaching_defs_necessary_1): Likewise.
28773 (mark_all_reaching_defs_necessary): Likewise.
28774 (propagate_necessity): Do not process virtual PHIs. For
28775 non-aliased loads mark all reaching definitions as necessary.
28776 For aliased loads and stores mark the immediate dominating
28777 aliased clobbers as necessary.
28778 (visited): New global static.
28779 (perform_tree_ssa_dce): Free visited bitmap after propagating
28781 (remove_dead_phis): Perform simple dead virtual PHI removal.
28782 (remove_dead_stmt): Properly unlink virtual operands when
28784 (eliminate_unnecessary_stmts): Schedule PHI removal after
28786 * tree-ssa-ter.c (is_replaceable_p): Adjust.
28787 (process_replaceable): Likewise.
28788 (find_replaceable_in_bb): Likewise.
28789 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
28790 based on the single gimple vop.
28791 (verify_flow_insensitive_alias_info): Remove.
28792 (verify_flow_sensitive_alias_info): Likewise.
28793 (verify_call_clobbering): Likewise.
28794 (verify_memory_partitions): Likewise.
28795 (verify_alias_info): Likewise.
28796 (verify_ssa): Adjust..
28797 (execute_update_addresses_taken): Export. Update SSA
28798 manually. Optimize only when optimizing. Use a local bitmap.
28799 (pass_update_address_taken): Remove TODO_update_ssa, add
28801 (pass_update_address_taken): Just use TODO_update_address_taken.
28802 (init_tree_ssa): Do not initialize addressable_vars.
28803 (verify_ssa): Verify new VUSE / VDEF properties.
28804 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
28805 Do not call verify_alias_info.
28806 (delete_tree_ssa): Clear the VUSE, VDEF operands.
28807 Do not free the loaded and stored syms bitmaps. Reset the escaped
28808 and callused solutions. Do not free addressable_vars.
28809 Remove memory-tag related code.
28810 (warn_uninitialized_var): Aliases are always available.
28811 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
28812 * lambda-code.c (can_put_in_inner_loop): Adjust.
28813 (can_put_after_inner_loop): Likewise.
28814 (perfect_nestify): Likewise.
28815 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
28816 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
28817 (vectorizable_conversion): Do not mark symbols for renaming.
28818 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
28819 (expand_call_inline): Unlink the calls virtual operands before
28821 (tree_function_versioning): Do not call update_ssa if we are not
28822 updating clones. Simplify.
28823 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
28824 (propagate_with_phi): Likewise..
28825 * tree-outof-ssa.c (create_temp): Remove memory tag and call
28826 clobber code. Assert we are not aliased or global.
28827 * tree-flow.h: Include tree-ssa-alias.h
28828 (enum escape_type): Remove.
28829 (struct mem_sym_stats_d): Likewise.
28830 (struct mem_ref_stats_d): Likewise.
28831 (struct gimple_df): Add vop member. Remove global_var,
28832 call_clobbered_vars, call_used_vars, addressable_vars,
28833 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
28834 escaped and callused members.
28835 (struct ptr_info_def): Remove all members, add points-to solution
28837 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
28838 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
28839 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
28840 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
28841 (tree-ssa-alias.o): Likewise.
28842 (toplev.o): Add tree-ssa-alias.h
28843 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
28844 * gimple.c (gimple_set_bb): Fix off-by-one error.
28845 (is_gimple_reg): Do not handle memory tags.
28846 (gimple_copy): Also copy virtual operands.
28847 Delay updating the statement. Do not reset loaded and stored syms.
28848 (gimple_set_stored_syms): Remove.
28849 (gimple_set_loaded_syms): Likewise.
28850 (gimple_call_copy_skip_args): Copy the virtual operands
28851 and mark the new statement modified.
28852 * tree-ssa-structalias.c (may_alias_p): Remove.
28853 (set_uids_in_ptset): Take the alias set to prune with as
28854 parameter. Fold in the alias test of may_alias_p.
28855 (compute_points_to_sets): Compute whether a ptr is dereferenced
28856 in a local sbitmap.
28857 (process_constraint): Deal with &ANYTHING on the lhs, reject all
28858 other ADDRESSOF constraints on the lhs.
28859 (get_constraint_for_component_ref): Assert that we don't get
28860 ADDRESSOF constraints from the base of the reference.
28861 Properly generate UNKNOWN_OFFSET for DEREF if needed.
28862 (struct variable_info): Remove collapsed_to member.
28863 (get_varinfo_fc): Remove.
28864 (new_var_info): Do not set collapsed_to.
28865 (dump_constraint): Do not follow cycles.
28866 (dump_constraint_graph): Likewise.
28867 (build_pred_graph): Likewise.
28868 (build_succ_graph): Likewise.
28869 (rewrite_constraints): Likewise.
28870 (do_simple_structure_copy): Remove.
28871 (do_rhs_deref_structure_copy): Remove.
28872 (do_lhs_deref_structure_copy): Remove.
28873 (collapse_rest_of_var): Remove.
28874 (do_structure_copy): Re-implement.
28875 (pta_stats): New global variable.
28876 (dump_pta_stats): New function.
28877 (struct constraint_expr): Make offset signed.
28878 (UNKNOWN_OFFSET): Define special value.
28879 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
28880 (solution_set_expand): New helper function split out from ...
28881 (do_sd_constraint): ... here.
28882 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
28883 (do_ds_constraint): Likewise.
28884 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
28885 and CALLUSED = *CALLUSED.
28886 (set_union_with_increment): Make inc argument signed.
28887 (type_safe): Remove.
28888 (get_constraint_for_ptr_offset): Handle unknown and negative
28890 (first_vi_for_offset): Handle offsets before start. Bail
28891 out early for offsets beyond the variable extent.
28892 (first_or_preceding_vi_for_offset): New function.
28893 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
28894 Together with ESCAPED = *ESCAPED this properly computes reachability.
28895 (find_what_var_points_to): New function.
28896 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
28897 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
28898 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
28899 pt_solutions_intersect): New functions.
28900 (compute_call_used_vars): Remove.
28901 (compute_may_aliases): New main entry into PTA computation.
28902 * gimple.h (gimple_p): New typedef.
28903 (struct gimple_statement_base): Remove references_memory_p.
28904 (struct gimple_statement_with_memory_ops_base): Remove
28905 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
28907 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
28908 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
28909 gimple_set_references_memory): Remove.
28910 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
28911 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
28913 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
28914 (verify_expr): Allow RESULT_DECL.
28915 (gimple_duplicate_bb): Do not copy virtual operands.
28916 (gimple_duplicate_sese_region): Adjust.
28917 (gimple_duplicate_sese_tail): Likewise.
28918 (mark_virtual_ops_in_region): Remove.
28919 (move_sese_region_to_fn): Do not call it.
28920 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
28921 and pass_simple_dse.
28922 (execute_function_todo): Handle TODO_update_address_taken,
28923 call execute_update_addresses_taken for TODO_rebuild_alias.
28924 (execute_todo): Adjust.
28925 (execute_one_pass): Init dump files early.
28926 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
28928 (create_general_new_stmt): Clear vops.
28929 * tree-ssa-reassoc.c (get_rank): Adjust.
28930 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
28931 symbols for renaming.
28932 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
28933 (PARAM_AVG_ALIASED_VOPS): Likewise.
28934 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
28935 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
28936 * tree-ssa-operands.c: Simplify for new virtual operand representation.
28937 (operand_build_cmp, copy_virtual_operands,
28938 create_ssa_artificial_load_stmt, add_to_addressable_set,
28939 gimple_add_to_addresses_taken): Remove public functions.
28940 (unlink_stmt_vdef): New function.
28942 2009-04-03 Alan Modra <amodra@bigpond.net.au>
28944 * config.gcc (powerpc-*-linux*): Merge variants.
28946 2009-04-02 Chao-ying Fu <fu@mips.com>
28947 James Grosbach <james.grosbach@microchip.com>
28949 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
28950 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
28952 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
28953 keep_interrupts_masked_p, use_debug_exception_return_p.
28954 (mips_attribute_table): Add interrupt, use_shadow_register_set,
28955 keep_interrupts_masked, use_debug_exception_return.
28956 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
28957 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
28959 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
28960 (mips_print_operand): Process COP0 registers to print $0 .. $31
28961 correctly for GAS to process.
28962 (mips_interrupt_extra_call_saved_reg_p): New function.
28963 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
28965 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
28966 (mips_compute_frame_info): Add supports for interrupt context that
28967 includes doubleword accumulators and COP0 registers.
28968 (mips_for_each_saved_acc): New function.
28969 (mips_for_each_saved_gpr_and_fpr): Change the function name from
28970 mips_for_each_saved_reg.
28971 (mips_save_reg): Save accumulators.
28972 (mips_kernel_reg_p): A new for_each_rtx callback.
28973 (mips_expand_prologue): Support interrupt handlers.
28974 (mips_restore_reg): Restore accumulators.
28975 (mips_expand_epilogue): Support interrupt handlers.
28976 (mips_can_use_return_insn): Return false for interrupt handlers.
28977 (mips_epilogue_uses): New function.
28978 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
28979 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
28980 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
28981 cop0_move): New instructions.
28982 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
28983 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
28985 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
28987 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
28988 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
28989 interrupt handlers, we use K0 as the temporary register.
28990 (EPILOGUE_USES): Change to a function call.
28991 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
28992 handlers, we use K0 as the temporary register.
28994 * doc/extend.texi (Function Attributes): Document interrupt,
28995 use_shadow_register_set, keep_interrupts_masked,
28996 use_debug_exception_return for MIPS attributes.
28998 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29000 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29001 Remove a number of t-files from tmake_file.
29002 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29003 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29004 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29005 target_prototype, not TARGET_PROTOTYPE.
29006 (LINK_OS_GNU_SPEC): Define.
29007 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29008 and darwin-ldoubdle.c.
29010 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
29013 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
29014 (cpp_options): Ditto.
29015 (default_compilers): Ditto.
29016 (display_help): Ditto.
29017 (process_command): Ditto.
29018 (do_spec_1): Ditto.
29019 (set_input): Use lbasename instead of duplicate code.
29020 (save_temps_prefix): New static for -save-temps=obj.
29021 (save_temps_length): Ditto.
29023 * doc/invoke.texi (-save-temps=obj): Document new variant to
29024 -save-temps switch.
29026 2009-04-02 Jeff Law <law@redhat.com>
29028 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29031 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29033 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29034 * configure: Regenerated.
29036 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29038 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29039 share the argument list.
29041 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29045 2009-02-12 Diego Novillo <dnovillo@google.com>
29047 * varpool.c (debug_varpool): New.
29048 * cgraph.h (debug_varpool): Declare.
29050 2009-04-02 Jan Hubicka <jh@suse.cz>
29052 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29055 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29057 * config/i386/i386.c (ix86_abi): Move initialization to ...
29058 (override_options): Here.
29060 2009-04-02 Christian Bruel <christian.bruel@st.com>
29062 * config/sh/sh.c (sh_dwarf_register_span): New function.
29063 (TARGET_DWARF_REGISTER_SPAN): Define.
29064 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29066 2009-04-02 Ira Rosen <irar@il.ibm.com>
29068 PR tree-optimization/39595
29069 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29070 interleaved loads group is not greater than the SLP group size.
29072 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29074 * builtins.c (is_builtin_name): New.
29075 (called_as_built_in): Use is_builtin_name.
29076 * tree.h (is_builtin_name): New.
29077 * varasm.c (incorporeal_function_p): Use is_builtin_name
29079 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29081 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29083 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29086 * c-decl.c (clone_underlying_type): Move this ...
29087 * c-common.c (set_underlying_type): ... here.
29088 Also, make sure the function properly sets TYPE_STUB_DECL() on
29089 the newly created typedef variant type.
29090 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29091 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29094 2009-04-02 Richard Guenther <rguenther@suse.de>
29096 PR tree-optimization/37221
29097 * tree-flow.h (degenerate_phi_result): Declare.
29098 * tree-ssa-dom.c (degenerate_phi_result): Export.
29099 * tree-scalar-evolution.c (analyze_initial_condition): If
29100 the initial condition is defined by a degenerate PHI node
29101 use the degenerate value.
29103 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29105 PR rtl-optimization/39588
29106 * combine.c (merge_outer_ops): Do not set the constant when this
29108 (simplify_shift_const_1): Do not modify it either in this case.
29110 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29112 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29113 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29115 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29118 * c-lex.c (interpret_float): Default (no suffix) is double.
29120 2009-04-1 Xinliang David Li <davidxl@google.com>
29122 * config/i386/i386.c (legitimate_constant_p): Recognize
29123 all one vector constant.
29125 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29127 * config/vax/vax.c: Add #includes to silence warnings.
29128 Change #include order to silence two warnings.
29130 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29132 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29133 (ASM_SPEC): Pass -k to the assembler for PIC code.
29135 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29137 * config.gcc: Add vax-*-linux* to the switch.
29138 * config/vax/linux.h: New file. (TARGET_VERSION,
29139 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29141 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29143 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29144 Use predicate macros instead of GET_CODE() == foo.
29145 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29146 ashlsi3, rotrsi3, <unnamed>): Likewise.
29148 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29150 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29151 jbbccihi, jbbccisi): Remova trailing whitespace.
29152 * config/vax/constraints.md: Likewise.
29153 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29154 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29155 * config/vax/predicates.md: Likewise.
29156 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29157 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29158 * config/vax/vax.h: Likewise.
29159 * config/vax/vax.md (nonlocal_goto): Likewise.
29161 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29163 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29164 (indirectable_address_p, adjacent_operands_p): Add spaces around
29166 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29168 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29170 * config/vax/vax.c (legitimate_constant_address_p,
29171 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29172 index_term_p, reg_plus_index_p, legitimate_address_p,
29173 vax_mode_dependent_address_p): Update comments to match functions
29174 modified by the recent int->bool conversion.
29176 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29178 * config/vax/builtins.md: Update copyright message.
29179 * config/vax/constraints.md: Likewise.
29180 * config/vax/netbsd-elf.h: Likewise.
29181 * config/vax/predicates.md: Likewise.
29182 * config/vax/vax-protos.h: Likewise.
29183 * config/vax/vax.c: Likewise.
29184 * config/vax/vax.h: Likewise.
29185 * config/vax/vax.md: Likewise.
29186 * config/vax/vax.opt: Likewise.
29188 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29190 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29191 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29192 * config/vax/constraints.md (B, R): Likewise.
29193 * config/vax/predicates.md (external_memory_operand,
29194 nonimmediate_addsub_di_operand): Likewise.
29195 * config/vax/vax.c (vax_output_int_add): Likewise.
29196 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29197 untyped_call): Likewise.
29199 2009-04-01 Matt Thomas <matt@3am-software.com>
29201 * config/vax/predicates.md: New file.
29202 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29203 external_const_operand, nonsymbolic_operand, external_memory_operand,
29204 indirect_memory_operand, indexed_memory_operand,
29205 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29206 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29208 * config/vax/constraints.md: New file.
29209 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29211 * config/vax/builtins.md: New file.
29212 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29213 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29215 * config/vax/vax.opt (mqmath): Add option.
29216 * config/vax/vax.md (isfx): Extend with DI.
29217 (VAXintQH, VAXintQHSD): Define.
29218 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29219 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29220 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29221 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29222 (movdi): Update constraints and use vax_output_int_move().
29223 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29224 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29225 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29226 nonlocal_goto): New.
29227 (mov<mode>): Extend accepted operand types.
29228 (subdi3_old): Rename from subdi3, change update constraints and use
29229 a new implementation.
29230 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29231 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29232 MOVE_RATIO, CLEAR_RATIO): Define.
29233 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29234 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29235 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29236 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29237 (split_quadword_operands): Make static and really allow variable
29239 (print_operand_address): Update for PIC generation.
29240 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29241 indexable_address_p, fixup_mathdi_operand,
29242 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29243 (vax_float_literal, legitimate_constant_p,
29244 indirectable_constant_address_p, index_term_p,
29245 reg_plus_index_p): Return bool instead of int.
29246 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29248 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29250 (vax_output_conditional_branch): Indent.
29251 (legitimate_constant_address_p, indirectable_constant_address_p,
29252 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29253 vax_mode_dependent_address_p): Return bool instead of int, update for
29255 * config/vax/vax-protos.h (legitimate_constant_address_p,
29256 legitimate_constant_p, legitimate_address_p,
29257 vax_mode_dependent_address_p): Change declaration to bool.
29258 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29259 vax_expand_addsub_di_operands, vax_output_int_subtract,
29260 vax_output_movmemsi): Declare.
29261 (split_quadword_operands, vax_float_literal): Delete declaration.
29262 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29263 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29264 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29265 ASM_OUTPUT_DWARF_PCREL): Define.
29266 (ASM_SPEC): Change definition to allow PIC generation.
29268 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29270 * doc/sourcebuild.texi: Update front-end requirements.
29272 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29275 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29276 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29277 (booldi3_internal3): Use boolean_or_operator instead of
29280 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29283 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29284 declarator whose size is not an integer constant expression but
29285 folds to an integer constant, then treat it as a constant
29288 2009-04-01 Richard Guenther <rguenther@suse.de>
29290 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29291 i * 4 + 2 to (i * 2 + 1) * 2.
29293 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29296 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29297 return if c_parser_asm_string_literal returned NULL.
29299 2009-04-01 Nick Clifton <nickc@redhat.com>
29301 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29303 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29304 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29305 other typedefs to avoid conflicts with libgcc2.c. Define labels
29306 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29308 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29309 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29312 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29314 * varasm.c (default_function_rodata_section): Declare DOT as
29317 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29318 Andrey Galkin <agalkin@hypercom.com>
29321 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29322 Make object_name unique for each process.
29324 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29327 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29328 addressable variables in the parallel that could go out of scope while
29329 running queued tasks.
29331 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29333 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29334 (CASE_VALUES_THRESHOLD): Redefine.
29335 * config/avr/avr.c (avr_override_options): Remove initialization of
29336 avr_case_values_threshold variable.
29337 (avr_case_values_threshold): Remove variable. Add new function.
29338 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29339 * config/avr/avr.opt (mno-tablejump): Remove option.
29340 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29342 2009-04-01 DJ Delorie <dj@redhat.com>
29344 * varasm.c (default_function_rodata_section): Don't assume
29345 anything about where the first '.' in the section name is.
29347 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29349 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29350 rs6000_emit_stack_tie.
29352 2009-03-31 Ian Lance Taylor <iant@google.com>
29354 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29355 gimple_code with GIMPLE_RESX, not RESX.
29357 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29359 * c-common.c (c_get_ident): New.
29360 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29362 2009-04-01 Ben Elliston <bje@au.ibm.com>
29364 * config/rs6000/sysv4.opt (msdata): Improve option description.
29366 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29368 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29369 (divdf3_internal_lat): Remove.
29370 (divxf3_internal_lat): Remove.
29371 (divxf3_internal_thr): Remove.
29372 (divxf): Use divxf3_internal.
29373 * config/ia64/div.md (divsf3_internal_lat): New.
29374 (divdf3_internal_lat): New.
29375 (divxf3_internal): New.
29377 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29380 * Makefile.in (USE_GCC_STDINT): Define.
29381 (stmp-int-hdrs): Install stdint.h if applicable.
29382 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29384 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29385 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29386 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29387 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29388 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29389 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29390 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29391 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29392 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29393 (c_common_nodes_and_builtins): Initialize
29394 underlying_wchar_type_node. Do not initialize
29395 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29396 nodes for new types.
29397 (c_stddef_cpp_builtins): Define macros for new types.
29398 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29400 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29401 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29402 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29403 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29404 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29405 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29406 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29407 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29408 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29409 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29410 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29411 int16_type_node, int32_type_node, int64_type_node,
29412 uint8_type_node, uint16_type_node, c_uint32_type_node,
29413 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29414 int_least32_type_node, int_least64_type_node,
29415 uint_least8_type_node, uint_least16_type_node,
29416 uint_least32_type_node, uint_least64_type_node,
29417 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29418 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29419 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29420 uintptr_type_node): Define.
29421 * c-cppbuiltin.c (builtin_define_constants,
29422 builtin_define_type_minmax): New.
29423 (builtin_define_stdint_macros): Define more macros.
29424 (c_cpp_builtins): Define more limit macros.
29425 (type_suffix): New.
29426 (builtin_define_type_max): Define in terms of
29427 builtin_define_type_minmax. Remove is_long parameter. All
29429 * config.gcc (use_gcc_stdint): Define.
29430 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29431 Add newlib-stdint.h for generic targets.
29432 * config/glibc-stdint.h, config/newlib-stdint.h,
29433 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29434 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29435 * config/score/score.h (UINTPTR_TYPE): Define.
29436 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29437 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29438 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29439 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29440 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29441 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29442 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29443 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29444 * config/spu/spu.h (STDINT_LONG32): Define.
29445 * configure.ac (use_gcc_stdint): Substitute.
29446 * configure: Regenerate.
29447 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29448 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29449 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29450 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29451 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29452 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29453 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29454 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29455 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29456 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29457 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29458 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29459 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29460 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29461 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29462 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29463 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29464 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29465 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29466 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29467 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29468 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29469 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29470 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29471 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29472 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29473 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29474 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29475 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29477 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29479 * loop-iv.c (suitable_set_for_replacement): Renamed from
29480 simplify_using_assignment; changed to return bool and to accept new
29481 args DEST and SRC. Return true iff we find a source/destination pair
29482 that can be used to make a replacement, and fill SRC and DEST if so.
29483 Remove arg ALTERED. Don't deal with altered regs here. All callers
29485 (simplify_using_initial_values): Deal with altered regs here and track
29486 more precisely the effect they have on the validity of our expression.
29488 * loop-iv.c (simplify_using_condition): A condition of the form
29489 (EQ REG CONST) can be used to simply make a substitution.
29490 (simplify_using_initial_values): Keep track of conditions we have seen
29491 and keep using them to simplify new expressions, while applying the
29492 same substitutions to them as to the expression.
29494 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29495 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29498 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29499 changed. Use this when trying to improve the upper bound.
29500 Generate the comparison by using simplify_gen_relational.
29502 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29504 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29506 (simplify_using_assignment, simplify_using_initial_values): Call
29507 replace_in_expr to make replacements. Call replace_single_def_regs
29508 once on the initial version of the expression.
29510 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29513 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29515 2009-03-31 Richard Guenther <rguenther@suse.de>
29517 PR middle-end/31029
29518 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29519 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29521 2009-03-31 Richard Guenther <rguenther@suse.de>
29523 * tree.h (div_if_zero_remainder): Declare.
29524 * fold-const.c (div_if_zero_remainder): Export.
29525 * tree-ssa-forwprop.c
29526 (forward_propagate_addr_into_variable_array_index): Handle
29527 constant array index addition outside of the variable index.
29529 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29532 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29533 define_splits, floatunssi<mode>2): Require x87 conversions from
29534 DImode to be permitted.
29536 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29538 PR preprocessor/15638
29539 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29541 2009-03-31 Richard Guenther <rguenther@suse.de>
29543 PR middle-end/23401
29544 PR middle-end/27810
29545 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29546 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29547 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29548 a separate statement.
29549 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29550 (lookup_tmp_var): Likewise.
29551 (is_gimple_formal_tmp_or_call_rhs): Remove.
29552 (is_gimple_reg_or_call_rhs): Rename to ...
29553 (is_gimple_reg_rhs_or_call): ... this.
29554 (is_gimple_mem_or_call_rhs): Rename to ...
29555 (is_gimple_mem_rhs_or_call): ... this.
29556 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29557 DECL_GIMPLE_REG_P only if is_formal is true.
29558 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29559 for non-proper post-modify expression gimplification.
29560 (gimplify_self_mod_expr): For post-modify expressions gimplify
29561 the lvalue to a minimal lvalue.
29562 (rhs_predicate_for): Remove formal temp case.
29563 (gimplify_modify_expr_rhs): Likewise.
29564 (gimplify_addr_expr): Use is_gimple_reg.
29565 (gimplify_expr): Remove formal temp cases.
29566 (gimple_regimplify_operands): Likewise.
29567 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29568 and FILTER_EXPR like constants.
29569 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29571 (is_gimple_formal_tmp_rhs): Remove.
29572 (is_gimple_reg_rhs): Remove special casing.
29573 (is_gimple_mem_rhs): Fix.
29574 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29575 (is_gimple_formal_tmp_var): Remove.
29576 (is_gimple_formal_tmp_reg): Likewise.
29577 (is_gimple_min_lval): Allow invariant component ref parts.
29578 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29579 is_gimple_formal_tmp_reg): Remove declarations.
29580 * tree-cfg.c (verify_expr): Verify that variables with address
29581 taken do not have DECL_GIMPLE_REG_P set.
29582 * tree-mudflap.c (mf_build_check_statement_for): Use
29583 force_gimple_operand instead of gimplify_expr.
29585 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29587 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29588 schedulable rows to compute_split_row.
29590 2009-03-31 Ben Elliston <bje@au.ibm.com>
29593 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29596 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29598 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29599 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29600 * configure: Regenerate.
29601 * config.in: Regenerate.
29602 * config/rs6000/rs6000.opt (mtls-markers): Add.
29603 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29604 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29605 (tls_ld_aix, tls_ld_sysv): Likewise.
29606 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29607 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29609 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29611 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29613 2009-03-30 Jan Hubicka <jh@suse.cz>
29615 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29617 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29618 detection and label handling.
29620 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29622 * ira-int.h (ira_allocno): Rename left_conflicts_num to
29623 left_conflicts_size.
29624 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
29625 ALLOCNO_LEFT_CONFLICTS_SIZE.
29627 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
29628 remove_allocno_from_bucket_and_push,
29629 allocno_spill_priority_compare, push_allocnos_to_stack,
29630 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29631 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
29632 (setup_allocno_left_conflicts_num): Ditto. Rename to
29633 setup_allocno_left_conflicts_size.
29634 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
29635 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
29636 setup_allocno_left_conflicts_size instead of
29637 setup_allocno_left_conflicts_num.
29639 * ira-build.c (ira_create_allocno): Use
29640 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
29641 ALLOCNO_LEFT_CONFLICTS_NUM.
29643 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29645 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29646 instead of DF_LR_OUT.
29648 * ira-lives.c (process_bb_node_lives): Ditto.
29650 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29651 instead of DF_LR_{OUT,IN}.
29653 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29655 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29657 2009-03-30 Jan Hubicka <jh@suse.cz>
29659 * except.c (label_to_region_map): Fix thinko.
29661 2009-03-30 Steve Ellcey <sje@cup.hp.com>
29663 PR middle-end/38237
29664 * tree.h (tree_find_value): New declaration.
29665 * tree.c (tree_find_value): New function.
29666 * varasm.c (assemble_external): Avoid duplicate entries on lists.
29668 2009-03-30 Jakub Jelinek <jakub@redhat.com>
29671 * c-decl.c (struct c_binding): Add locus field.
29672 (bind): Add locus argument, set locus field from it.
29673 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
29674 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
29675 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
29676 implicitly_declare, undeclared_variable, lookup_label,
29677 declare_label, c_make_fname_decl, c_builtin_function,
29678 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
29681 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
29684 * config/i386/i386.c (classify_argument): Check total size of
29687 2009-03-30 Martin Jambor <mjambor@suse.cz>
29689 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
29690 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
29691 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
29694 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
29695 seen_variable_array_ref while also traversing a union.
29697 * tree-inline.c (optimize_inline_calls): Do not call
29698 cgraph_node_remove_callees.
29699 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
29700 (pass_remove_cgraph_callee_edges): New variable.
29701 * passes.c (init_optimization_passes): Add
29702 pass_remove_cgraph_callee_edges after early inlining and before all
29703 late intraprocedural passes.
29705 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
29707 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29709 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
29710 Fix typos in names.
29712 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29714 * combine.c (simplify_comparison): Use have_insn_for.
29715 * dojump.c (do_jump): Likewise.
29717 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29719 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
29720 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
29721 sparc_compare_op0 like sparc_compare_emitted used to be handled.
29722 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
29723 instead of sparc_compare_emitted.
29724 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
29725 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
29726 instead of sparc_compare_emitted.
29728 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29730 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
29731 enter/exit cfglayout mode.
29732 (pass_partition_block): Require it.
29733 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
29734 (combine_instructions): Track basic blocks instead of labels.
29735 (update_cfg_for_uncondjump): New.
29736 (try_combine): Use it. Update jumps after rescanning.
29737 (pass_combine): Require PROP_cfglayout.
29738 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
29740 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29742 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
29743 Provide/destroy PROP_cfglayout respectively.
29744 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
29745 * tree-pass.h (PROP_cfglayout): New.
29747 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
29749 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
29750 fold_convert_const_fixed_from_fixed,
29751 fold_convert_const_fixed_from_int,
29752 fold_convert_const_fixed_from_real, fold_negate_const): Do not
29753 set TREE_CONSTANT_OVERFLOW.
29754 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
29755 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
29757 2009-03-30 Ira Rosen <irar@il.ibm.com>
29759 * tree-vect-loop-manip.c: New file.
29760 * tree-vectorizer.c: Update documentation and included files.
29761 (vect_loop_location): Make extern.
29762 (rename_use_op): Move to tree-vect-loop-manip.c
29763 (rename_variables_in_bb, rename_variables_in_loop,
29764 slpeel_update_phis_for_duplicate_loop,
29765 slpeel_update_phi_nodes_for_guard1,
29766 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
29767 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
29768 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
29769 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
29770 find_loop_location): Likewise.
29771 (new_stmt_vec_info): Move to tree-vect-stmts.c.
29772 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
29773 get_vectype_for_scalar_type, vect_is_simple_use,
29774 supportable_widening_operation, supportable_narrowing_operation):
29776 (bb_in_loop_p): Move to tree-vect-loop.c.
29777 (new_loop_vec_info, destroy_loop_vec_info,
29778 reduction_code_for_scalar_code, report_vect_op,
29779 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
29780 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
29781 (vect_supportable_dr_alignment): Likewise.
29782 * tree-vectorizer.h (tree-data-ref.h): Include.
29783 (vect_loop_location): Declare.
29784 Reorganize function declarations according to the new file structure.
29785 * tree-vect-loop.c: New file.
29786 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
29787 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
29788 * tree-vect-data-refs.c: New file.
29789 * tree-vect-patterns.c (timevar.h): Don't include.
29790 * tree-vect-stmts.c: New file.
29791 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
29792 tree-vect-slp.c, tree-vect-loop.c.
29793 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
29794 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
29795 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
29796 (tree-vect-analyze.o): Remove.
29797 (tree-vect-transform.o): Likewise.
29798 (tree-vect-data-refs.o): Add rule.
29799 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
29800 tree-vect-slp.o): Likewise.
29801 (tree-vect-patterns.o): Remove redundant dependencies.
29802 (tree-vectorizer.o): Likewise.
29803 * tree-vect-slp.c: New file.
29805 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29807 * optc-gen.awk: Warn if an option flag has multiple different
29810 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
29812 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
29813 -floop-block): Document dependences on PPL, CLooG and Graphite.
29815 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29817 PR rtl-optimization/323
29818 * c-common.c (c_fully_fold, convert_and_check,
29819 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
29820 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
29821 * c-common.def (EXCESS_PRECISION_EXPR): New.
29822 * c-cppbuiltin.c (builtin_define_float_constants): Define
29823 constants with enough digits for long double.
29824 * c-lex.c (interpret_float): Interpret constant with excess
29825 precision where appropriate.
29826 * c-opts.c (c_common_post_options): Set
29827 flag_excess_precision_cmdline. Give an error for
29828 -fexcess-precision=standard for C++ for processors where the
29829 option is significant.
29830 * c-parser.c (c_parser_conditional_expression): Handle excess
29831 precision in condition.
29832 * c-typeck.c (convert_arguments): Handle arguments with excess
29834 (build_unary_op): Move excess precision outside operation.
29835 (build_conditional_expr): Likewise.
29836 (build_compound_expr): Likewise.
29837 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
29838 (build_modify_expr): Handle excess precision in RHS.
29839 (convert_for_assignment): Handle excess precision in converted
29841 (digest_init, output_init_element, process_init_element): Handle
29842 excess precision in initializer.
29843 (c_finish_return): Handle excess precision in return value.
29844 (build_binary_op): Handle excess precision in operands and add
29845 excess precision as needed for operation.
29846 * common.opt (-fexcess-precision=): New option.
29847 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
29848 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
29849 For standard excess precision, output explicit conversion to and
29850 truncation from XFmode.
29851 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
29852 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
29853 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
29854 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
29855 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
29856 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
29857 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
29858 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
29859 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
29860 define_splits, sqrt<mode>2): Disable where appropriate for
29861 standard excess precision.
29862 * convert.c (convert_to_real): Do not shorten arithmetic to type
29863 for which excess precision would be used.
29864 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
29865 * doc/invoke.texi (-fexcess-precision=): Document option.
29866 (-mfpmath=): Correct index entry.
29867 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
29868 flag_excess_precision): New.
29869 * langhooks.c (lhd_post_options): Set
29870 flag_excess_precision_cmdline.
29871 * opts.c (common_handle_option): Handle -fexcess-precision=.
29872 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
29873 init_excess_precision): New.
29874 (lang_dependent_init_target): Call init_excess_precision.
29875 * tree.c (excess_precision_type): New.
29876 * tree.h (excess_precision_type): Declare.
29878 2009-03-30 Joseph Myers <joseph@codesourcery.com>
29881 * c-typeck.c (build_component_ref): Do not copy qualifiers from
29882 non-lvalue to component.
29884 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29886 PR preprocessor/34695
29887 * Makefile.in (c-opts.o): Depend on c-tree.h.
29888 * c-common.c: Move down include of diagnostic.h.
29889 (done_lexing, c_cpp_error): New.
29890 * c-common.h (done_lexing): Declare.
29891 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
29893 * c-opts.c: Include c-tree.h.
29894 (c_common_init_options): Set preprocessor error callback.
29895 (c_common_handle_option): Do not set preprocessor
29896 inhibit_warnings, warnings_are_errors, warn_system_headers,
29897 pedantic_errors or inhibit_warnings flags.
29898 (c_common_post_options): Do not check cpp_errors (parse_in).
29899 (c_common_finish): Do not output dependencies if there were
29900 errors. Do not check return value of cpp_finish.
29901 * c-ppoutput.c (pp_file_change): Set input_location.
29902 * c-tree.h (c_cpp_error): Declare.
29903 * diagnostic.c (diagnostic_set_info_translated): Also initialize
29905 (diagnostic_build_prefix): Check override_column.
29906 * diagnostic.h (diagnostic_info): Add override_column field.
29907 (diagnostic_override_column): Define.
29909 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
29911 * c-common.c (c_expand_expr, c_staticp): Remove.
29912 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
29913 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
29914 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
29915 * c-gimplify.c (gimplify_compound_literal_expr,
29916 optimize_compound_literals_in_ctor): Remove.
29917 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
29918 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
29919 * c-semantics.c (emit_local_var): Remove.
29921 * langhooks-def.h (lhd_expand_expr): Remove.
29922 * langhooks.c (lhd_expand_expr): Remove.
29923 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
29925 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
29926 handling from c-semantics.c; don't call into langhook.
29927 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
29928 * gimplify.c (gimplify_compound_literal_expr,
29929 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
29930 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
29931 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
29932 as was done in c-gimplify.c.
29933 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
29934 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
29935 Move from c-common.h.
29936 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
29938 * tree.c (staticp): Do not call langhook.
29939 * langhooks.c (lhd_staticp): Delete.
29940 * langhooks-def.h (lhd_staticp): Delete prototype.
29941 (LANG_HOOKS_STATICP): Delete.
29942 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
29944 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
29945 instead of DECL_STMTs.
29947 2009-03-29 Joseph Myers <joseph@codesourcery.com>
29955 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
29957 (fold_call_expr): Return a NOP_EXPR from folding rather than the
29958 contained expression.
29959 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
29960 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
29961 conditional expressions for C.
29962 (decl_constant_value_for_optimization): Move from
29963 decl_constant_value_for_broken_optimization in c-typeck.c. Check
29964 whether optimizing and that the expression is a VAR_DECL not of
29965 array type instead of doing such checks in the caller. Do not
29966 check pedantic. Call gcc_unreachable for C++.
29967 * c-common.def (C_MAYBE_CONST_EXPR): New.
29968 * c-common.h (c_fully_fold, c_save_expr,
29969 decl_constant_value_for_optimization): New prototypes.
29970 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
29971 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
29972 EXPR_INT_CONST_OPERANDS): Define.
29973 * c-convert.c (convert): Strip nops from expression.
29974 * c-decl.c (groktypename): Take extra parameters expr and
29975 expr_const_operands. Update call to grokdeclarator.
29976 (start_decl): Update call to grokdeclarator. Add statement for
29977 expressions used in type of decl.
29978 (grokparm): Update call to grokdeclarator.
29979 (push_parm_decl): Update call to grokdeclarator.
29980 (build_compound_literal): Add parameter non_const and build a
29981 C_MAYBE_COSNT_EXPR if applicable.
29982 (grokdeclarator): Take extra parameters expr and
29983 expr_const_operands. Track expressions used in declaration
29984 specifiers and declarators. Fold array sizes and track whether
29985 they are constant expressions and whether they are integer
29986 constant expressions.
29987 (parser_xref_tag): Set expr and expr_const_operands fields in
29989 (grokfield): Update call to grokdeclarator.
29990 (start_function): Update call to grokdeclarator.
29991 (build_null_declspecs): Set expr and expr_const_operands fields in
29993 (declspecs_add_type): Handle expressions in typeof specifiers.
29994 * c-parser.c (c_parser_declspecs): Set expr and
29995 expr_const_operands fields for declaration specifiers.
29996 (c_parser_enum_specifier): Likewise.
29997 (c_parser_struct_or_union_specifier): Likewise.
29998 (c_parser_typeof_specifier): Likewise. Update call to
29999 groktypename. Fold expression as needed. Return expressions with
30000 type instead of adding statements.
30001 (c_parser_attributes): Update calls to c_parser_expr_list.
30002 (c_parser_statement_after_labels): Fold expression before passing
30003 to objc_build_throw_stmt.
30004 (c_parser_condition): Fold expression.
30005 (c_parser_asm_operands): Fold expression.
30006 (c_parser_conditional_expression): Use c_save_expr. Update call
30007 to build_conditional_expr.
30008 (c_parser_alignof_expression): Update call to groktypename.
30009 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30010 original_code. Fold expression argument of va_arg. Create
30011 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30012 argument to va_arg. Update calls to groktypename. Fold array
30013 index for offsetof. Verify that first argument to
30014 __builtin_choose_expr has integer type.
30015 (c_parser_postfix_expression_after_paren_type): Update calls to
30016 groktypename and build_compound_literal. Handle expressions with
30017 side effects in type name.
30018 (c_parser_postfix_expression_after_primary): Update call to
30019 c_parser_expr_list. Set original_code for calls to
30020 __builtin_constant_p.
30021 (c_parser_expr_list): Take extra parameter fold_p. Fold
30022 expressions if requested.
30023 (c_parser_objc_type_name): Update call to groktypename.
30024 (c_parser_objc_synchronized_statement): Fold expression.
30025 (c_parser_objc_receiver): Fold expression.
30026 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30027 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30028 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30029 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30030 (struct c_typespec): Add elements expr and expr_const_operands.
30031 (struct c_declspecs): Add elements expr and expr_const_operands.
30032 (groktypename, build_conditional_expr, build_compound_literal):
30034 (in_late_binary_op): Declare.
30035 * c-typeck.c (note_integer_operands): New function.
30036 (in_late_binary_op): New variable.
30037 (decl_constant_value_for_broken_optimization): Move to c-common.c
30038 and rename to decl_constant_value_for_optimization.
30039 (default_function_array_conversion): Do not strip nops.
30040 (default_conversion): Do not call
30041 decl_constant_value_for_broken_optimization.
30042 (build_array_ref): Do not fold result.
30043 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30044 result when operand is a VLA.
30045 (c_expr_sizeof_type): Update call to groktypename. Handle
30046 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30047 result when operand names a VLA type.
30048 (build_function_call): Update call to build_compound_literal.
30049 Only fold result for calls to __builtin_* functions. Strip
30050 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30051 the function designator.
30052 (convert_arguments): Fold arguments. Update call to
30053 convert_for_assignment.
30054 (build_unary_op): Handle increment and decrement of
30055 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30056 decrement earlier. Fold operand of increment and decrement.
30057 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30058 built for integer operand. Wrap returns that are INTEGER_CSTs
30059 without being integer constant expressions or that have integer
30060 constant operands without being INTEGER_CSTs.
30061 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30062 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30063 result is an integer constant expression or can be used in
30064 unevaluated parts of one and avoid folding and wrap as
30065 appropriate. Fold operands before possibly doing -Wsign-compare
30067 (build_compound_expr): Wrap result for C99 if operands can be used
30068 in integer constant expressions.
30069 (build_c_cast): Update call to digest_init. Do not ignore
30070 overflow from casting floating-point constants to integers. Wrap
30071 results that could be confused with integer constant expressions,
30072 null pointer constants or floating-point constants.
30073 (c_cast_expr): Update call to groktypename. Handle expressions
30074 included in type name.
30075 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30076 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30077 Update calls to convert_for_assignment.
30078 (convert_for_assignment): Take new parameter
30079 null_pointer_constant. Do not strip nops or call
30080 decl_constant_value_for_broken_optimization. Set
30081 in_late_binary_op for conversions to boolean.
30082 (store_init_value): Update call to digest_init.
30083 (digest_init): Take new parameter null_pointer_constant. Do not
30084 call decl_constant_value_for_broken_optimization. pedwarn for
30085 initializers not constant expressions. Update calls to
30086 convert_for_assignment.
30087 (constructor_nonconst): New.
30088 (struct constructor_stack): Add nonconst element.
30089 (really_start_incremental_init, push_init_level, pop_init_level):
30090 Handle constructor_nonconst and nonconst element.
30091 (set_init_index): Call constant_expression_warning for array
30093 (output_init_element): Fold value. Set constructor_nonconst as
30094 applicable. pedwarn for initializers not constant expressions.
30095 Update call to digest_init. Call constant_expression_warning
30096 where constant initializers are required.
30097 (process_init_element): Use c_save_expr.
30098 (c_finish_goto_ptr): Fold expression.
30099 (c_finish_return): Fold return value. Update call to
30100 convert_for_assignment.
30101 (c_start_case): Fold switch expression.
30102 (c_process_expr_stmt): Fold expression.
30103 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30104 ensure statement expression is not evaluated in constant expression.
30105 (build_binary_op): Track whether results are integer constant
30106 expressions or may occur in such, disable folding and wrap results
30107 as applicable. Fold operands for -Wsign-compare warnings unless
30109 (c_objc_common_truthvalue_conversion): Handle results folded to
30110 integer constants that are not integer constant expressions.
30111 * doc/extend.texi: Document when typeof operands are evaluated,
30112 that condition of __builtin_choose_expr is an integer constant
30113 expression, and more about use of __builtin_constant_p in
30116 2009-03-29 Richard Guenther <rguenther@suse.de>
30118 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30119 propagate addresses of array references.
30121 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30123 * regmove.c (perhaps_ends_bb_p): Remove.
30124 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30125 from INSN and check that the main loop stays within that basic block.
30126 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30127 (regmove_forward_pass): Split out from regmove_optimize. Use
30128 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30129 (regmove_backward_pass): Split out from regmove_optimize. Use
30130 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30131 (regmove_optimize): Simplify.
30133 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30136 * config/i386/i386.c (classify_argument): Ignore flexible array
30137 member in struct and warn ABI change.
30139 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30141 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30143 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30144 (ix86_adjust_cost): Updated.
30146 2009-03-29 Jan Hubicka <jh@suse.cz>
30148 PR middle-end/28850
30149 * tree-pass.h (pass_cleanup_eh): New function.
30150 (remove_unreachable_regions): Break code handling RTL
30151 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30152 that can not be reached by runtime.
30153 (can_be_reached_by_runtime): New function.
30154 (label_to_region_map): New function.
30155 (num_eh_regions): New function.
30156 (rtl_remove_unreachable_regions): New function.
30157 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30158 (remove_eh_region): New function.
30159 * except.h: Include sbitmap and vecprim.
30160 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30161 num_eh_regions): Declare.
30162 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30163 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30164 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30165 (tree_empty_eh_handler_p): New function.
30166 (cleanup_empty_eh): New function.
30167 (cleanup_eh): New function.
30168 (pass_cleanup_eh): New function.
30170 2009-03-29 Jan Hubicka <jh@suse.cz>
30172 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30173 for removed regions.
30175 2009-03-29 Jan Hubicka <jh@suse.cz>
30177 * except.c (dump_eh_tree): Dump all datastructures.
30179 2009-03-29 Jan Hubicka <jh@suse.cz>
30181 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30182 (duplicate_eh_regions_1): Likewise.
30183 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30184 vector; call EH verification.
30185 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30186 Be ready for region being removed.
30188 2009-03-29 Jan Hubicka <jh@suse.cz>
30190 * bitmap.c (bitmap_last_set_bit): New function.
30191 * bitmap.h (bitmap_last_set_bit): Declare.
30193 2009-03-29 David Ayers <ayers@fsfe.org>
30196 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30197 by calling objc_compare_types and surpress warnings about
30198 incompatible C pointers that are compatible ObjC pointers.
30200 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30202 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30203 call initialize_inline_failed.
30204 (initialize_inline_failed): Move it from here ...
30205 * cgraph.c (initialize_inline_failed): ... to here.
30206 (cgraph_create_edge): Call initialize_inline_failed rather than
30207 setting inline_failed directly.
30209 2009-03-29 Ben Elliston <bje@au.ibm.com>
30212 * sysv4.opt (msdata): Improve comment.
30213 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30214 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30216 2009-03-29 Ben Elliston <bje@au.ibm.com>
30219 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30220 load and store attributes.
30222 2009-03-29 Ben Elliston <bje@au.ibm.com>
30224 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30225 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30226 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30227 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30228 __builtin_infq and __builtin_huge_valq.
30230 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30232 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30234 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30235 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30237 2009-03-28 Xinliang David Li <davidxl@google.com>
30239 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30240 (do_dbg_cnt): New function.
30242 2009-03-28 Jan Hubicka <jh@suse.cz>
30244 Merge from pretty-ipa:
30246 2009-03-27 Jan Hubicka <jh@suse.cz>
30248 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30249 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30250 * passes.c (function_called_by_processed_nodes_p): New.
30251 * ipa-pure-const.c (check_call): Fix handling of operands.
30252 (analyze_function): Dump debug output for skipped bodies.
30253 (local_pure_const): Use function_called_by_processed_nodes_p.
30254 * dwarf2out.c (reference_to_unused): Use output.
30255 * passes.c (do_per_function_toporder): Likewise.
30257 2008-11-12 Jan Hubicka <jh@suse.cz>
30259 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30260 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30261 state_set_in_source enum
30262 (check_decl): Ignore memory tags; do not set fake looping flags;
30264 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30265 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30266 (check_call, analyze_function): Rewrite.
30268 (add_new_function): Update call of analyze_function.
30269 (generate_summary): Add call of analyze_function.
30270 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30271 (local_pure_const): New function.
30272 (pass_local_pure_const): New pass.
30273 * ipa-inline.c (inline_transform): Set after_inlining.
30274 * tree-eh.c (stmt_can_throw_external): New.
30275 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30276 work with aliasing built.
30277 * tree-flow.h (stmt_can_throw_external): New.
30278 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30279 and local pure/const pass in early and late optimization queue.
30281 2009-03-28 Martin Jambor <mjambor@suse.cz>
30283 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30285 (fold_binary): Allow function decl aligment consideration is the
30286 second argument is integer constant one.
30287 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30288 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30289 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30291 2009-03-28 Jan Hubicka <jh@suse.cz>
30293 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30294 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30295 * function.h (rtl_data): Add nothrow flag.
30296 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30297 set DECL_NOTHROW for AVAILABLE functions.
30299 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30301 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30302 following vector keyword has expansion starting with pixel or bool
30303 keyword, expand vector to __vector and pixel or bool to __pixel or
30307 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30308 warn_if_disallowed_function_p): Removed.
30309 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30310 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30311 warning_if_disallowed_function_p.
30312 * flags.h (warn_if_disallowed_function_p,
30313 warn_disallowed_functions): Removed.
30314 * common.opt (Wdisallowed-function-list=): Removed.
30315 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30317 2009-03-28 Richard Guenther <rguenther@suse.de>
30319 PR tree-optimization/38723
30320 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30323 2009-03-28 Jan Hubicka <jh@suse.cz>
30325 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30326 test introduced by my previous patch.
30328 2009-03-28 Richard Guenther <rguenther@suse.de>
30330 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30331 the PHIs value undefined.
30333 2009-03-28 Jan Hubicka <jh@suse.cz>
30335 * tree-pass.h (pass_fixup_cfg): New pass.
30336 * ipa-inline.c (inline_transform): Set
30337 always_inline_functions_inlined/after_inlining.
30338 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30339 (pass_fixup_cfg): New pass.
30340 * passes.c (init_optimization_passes): Add fixup_cfg.
30342 2009-03-28 Richard Guenther <rguenther@suse.de>
30344 PR tree-optimization/38458
30345 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30346 argument use the arguments copy-of value.
30348 2009-03-28 Richard Guenther <rguenther@suse.de>
30350 PR tree-optimization/38180
30351 * tree-ssa-ccp.c (get_default_value): Simplify.
30352 (likely_value): Likewise.
30353 (surely_varying_stmt_p): Properly handle VOP case.
30354 (ccp_initialize): Likewise.
30355 (ccp_fold): Handle propagating through *&.
30356 (fold_const_aggregate_ref): Also handle decls.
30358 2009-03-28 Jan Hubicka <jh@suse.cz>
30360 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30361 * cgraph.h (cgraph_node): Likewise.
30362 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30363 (cgraph_reset_node): Use process flag.
30364 (cgraph_mark_functions_to_output): Likewise.
30365 (cgraph_expand_function): Likewise.
30366 (cgraph_expand_all_functions): Likewise.
30367 (cgraph_output_in_order): Likewise.
30368 * dwarf2out.c (reference_to_unused): Likewise.
30369 * passes.c do_per_function_toporder): Likewise.
30371 2009-03-28 Jan Hubicka <jh@suse.cz>
30373 Bring from lto-branch:
30375 2008-09-03 Doug Kwan <dougkwan@google.com>
30377 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30378 enums instead of reason strings.
30379 * cgraph.c (cgraph_create_edge): Same.
30380 (cgraph_inline_failed_string): New function.
30381 * cgraph.h (cgraph_inline_failed_t): New enum type.
30382 (cgraph_inline_failed_string): New prototype.
30383 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30384 char pointer to cgraph_inline_failed_t.
30385 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30386 (cgraph_default_inline_p): Ditto.
30387 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30388 to cgraph_inline_failed_t pointer.
30389 * cif-code.def: New file.
30390 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30392 (cgraph_check_inline_limits): Change type of REASON to pointer to
30393 cgraph_inline_failed_t. Replace reason strings with enums.
30394 (cgraph_default_inline_p): Ditto.
30395 (cgraph_recursive_inlining_p): Ditto.
30396 (update_caller_keys): Change type of FAILED_REASON to
30397 cgraph_inline_failed_t.
30398 (cgraph_set_inline_failed): Change type of REASON to pointer to
30399 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30400 convert enums to strings for text output.
30401 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30402 to be of type cgraph_inline_failed_t. Replace reason strings with
30403 enums. Call cgraph_inline_failed_string to covert enums
30404 to strings for text output.
30405 (cgraph_decide_inlining): Replace reason strings with enums.
30406 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30407 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30409 * tree-inline.c (expand_call_inline): Change type of REASON
30410 to cgraph_inline_failed_t. Replace reason strings with enums.
30411 Call cgraph_inline_failed_string for text output.
30412 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30415 2009-03-28 Jan Hubicka <jh@suse.cz>
30417 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30418 cgraph_clone_node): Remove master clone handling.
30419 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30420 * cgraph.h (master_clone): Remove.
30421 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30422 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30423 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30425 2009-03-28 Jan Hubicka <jh@suse.cz>
30427 * cgraph.c (cgraph_function_body_availability): Functions declared
30428 inline are always safe to assume that it is not going to be replaced.
30430 2009-03-28 Richard Guenther <rguenther@suse.de>
30432 PR tree-optimization/38513
30433 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30434 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30435 EXC_PTR_EXPR and FILTER_EXPR.
30436 (get_ref_from_reference_ops): Likewise.
30438 2009-03-28 Richard Guenther <rguenther@suse.de>
30440 PR tree-optimization/38968
30441 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30442 Use FLOOR_MOD_EXPR to compute misalignment.
30444 2009-03-28 Richard Guenther <rguenther@suse.de>
30446 PR tree-optimization/37795
30447 * tree.h (combine_comparisons): Declare.
30448 * fold-const.c (combine_comparisons): Export.
30449 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30451 (ifcombine_iforif): Use combine_comparisons.
30453 2009-03-28 Jan Hubicka <jh@suse.cz>
30455 * tree-eh.c (inlinable_call_p): New function.
30456 (make_eh_edges): Use it.
30457 (verify_eh_edges): Use it.
30458 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30459 * except.c (reachable_next_level): Add inlinable_function argument
30460 (sjlj_find_directly_reachable_regions): Update.
30461 (add_reachable_handler): Do not set saw_any_handlers.
30462 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30463 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30464 Add new inlinable call parameter.
30465 (can_throw_internal, can_throw_external): Update.
30466 * except.h (can_throw_internal_1, can_throw_external_1,
30467 foreach_reachable_handler): Update declaration.
30469 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30471 * config/arm/t-arm-coff, config/h8300/coff.h,
30472 config/i386/i386-aout.h, config/i386/i386-coff.h,
30473 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30474 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30475 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30476 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30477 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30478 sys-types.h: Remove.
30479 * Makefile.in: Remove protoize and fixproto support and references
30481 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30482 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30484 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30485 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30486 unprotoize$(exeext).
30487 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30488 (.PHONY): Don't depend on proto.
30489 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30490 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30491 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30492 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30493 build/gen-protos.o, build/scan.o, xsys-protos.h,
30494 build/fix-header$(build_exeext), build/fix-header.o,
30495 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30496 stmp-install-fixproto): Remove.
30497 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30498 SYSCALLS.c or fixproto files.
30499 (install-common): Don't install protoize.
30500 (install-headers-tar, install-headers-cpio, install-headers-cp):
30501 Don't depend on $(STMP_FIXPROTO).
30502 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30503 install fixproto files or write out fixproto settings.
30504 (uninstall): Don't uninstall protoize.
30505 * config.gcc (use_fixproto): Remove.
30506 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30507 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30508 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30509 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30510 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30511 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30512 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30513 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30514 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30515 * config/t-vxworks (STMP_FIXPROTO): Remove.
30516 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30517 STMP_FIXPROTO): Remove.
30518 * config.in, configure: Regenerate.
30519 * crtstuff.c (gid_t, uid_t): Don't undefine.
30520 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30521 (arm-*-coff, arm-*-aout: Remove target entries.
30522 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30523 Remove mention of AIX 4.1.
30524 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30525 * doc/invoke.texi (Running Protoize): Remove.
30526 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30527 (Protoize Caveats): Remove.
30528 * tsystem.h: Update comments on headers assumed to exist.
30530 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30532 * genautomata.c: Add a new year to the copyright. Add a new
30534 (struct insn_reserv_decl): Add comments for member bypass_list.
30535 (find_bypass): Remove.
30536 (insert_bypass): New.
30537 (process_decls): Use insert_bypass.
30538 (output_internal_insn_latency_func): Output all bypasses with the
30539 same input insn in one switch case.
30541 * rtl.def (define_bypass): Describe bypass choice.
30542 * doc/md.texi (define_bypass): Ditto.
30544 2009-03-27 Richard Guenther <rguenther@suse.de>
30546 * gimplify.c (mark_addressable): Export.
30547 * tree-flow.h (mark_addressable): Declare.
30548 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30549 * tree-ssa.c (verify_phi_args): Verify that address taken
30550 variables have TREE_ADDRESSABLE set.
30552 2009-03-27 Richard Guenther <rguenther@suse.de>
30554 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30555 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30556 Do not mark decls TREE_ADDRESSABLE.
30557 (build_fold_addr_expr): Adjust.
30558 (fold_addr_expr): Remove.
30559 (fold_unary): Use build_fold_addr_expr.
30560 (fold_comparison): Likewise.
30561 (split_address_to_core_and_offset): Likewise.
30562 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30564 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30565 (gimplify_modify_expr_to_memcpy): Mark source and destination
30567 * omp-low.c (create_omp_child_function): Mark the object decl
30569 (lower_rec_input_clauses): Mark the var we take the address of
30571 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30573 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30575 PR middle-end/39315
30576 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30577 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30579 2009-03-27 Richard Guenther <rguenther@suse.de>
30581 PR tree-optimization/39120
30582 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30584 (handle_lhs_call): Process return constraints. Add escape
30585 constraints if necessary.
30586 (handle_const_call): Fill out return constraints. Make nested
30587 case more precise. Avoid consttmp if possible.
30588 (handle_pure_call): Fill out return constraints. Avoid
30589 callused if possible.
30590 (find_func_aliases): Simplify call handling.
30592 2009-03-27 Richard Guenther <rguenther@suse.de>
30594 PR tree-optimization/39120
30595 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30596 as a representative.
30597 (solve_graph): Do propagate CALLUSED.
30598 (handle_pure_call): Use a scalar constraint from CALLUSED for
30600 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30603 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30606 * c-common.c (handle_aligned_attribute): Properly check alignment
30607 overflow. Use (1U << i) instead of (1 << i).
30609 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30611 * expr.h (get_mem_align_offset): Updated.
30613 * tree.h (tree_decl_common): Change align to "unsigned int" and
30614 move it before pointer_alias_set.
30616 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30617 Jakub Jelinek <jakub@redhat.com>
30620 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
30621 gr_register_operand with gr_reg_or_0_operand.
30622 (cmpxchg_rel_di): Likewise.
30623 (sync_lock_test_and_set<mode>): Likewise.
30625 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30627 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
30628 (true_regnum): Likewise.
30630 * rtlanal.c (subreg_info): Moved to ...
30631 * rtl.h (subreg_info): Here. New.
30632 (subreg_get_info): New.
30634 * rtlanal.c (subreg_get_info): Make it extern.
30636 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30639 * config/i386/i386.c (ix86_abi): New.
30640 (override_options): Handle -mabi=.
30641 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
30642 (ix86_call_abi_override): Likewise.
30643 (init_cumulative_args): Likewise.
30644 (function_arg_advance): Likewise.
30645 (function_arg_64): Likewise.
30646 (function_arg): Likewise.
30647 (ix86_pass_by_reference): Likewise.
30648 (ix86_function_value_regno_p): Likewise.
30649 (ix86_build_builtin_va_list_abi): Likewise.
30650 (setup_incoming_varargs_64): Likewise.
30651 (is_va_list_char_pointer): Likewise.
30652 (ix86_init_machine_status): Likewise.
30653 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
30654 (ix86_function_type_abi): Return enum calling_abi. Rewrite
30655 for 64bit. Replace DEFAULT_ABI with ix86_abi.
30656 (ix86_function_abi): Make it static and return enum calling_abi.
30657 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
30659 (ix86_fn_abi_va_list): Updated.
30661 * config/i386/i386.h (ix86_abi): New.
30662 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
30663 (CONDITIONAL_REGISTER_USAGE): Likewise.
30664 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
30665 (machine_function): Likewise.
30667 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
30669 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
30670 (STACK_BOUNDARY): Likewise.
30671 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
30673 * config/i386/i386.opt (mabi=): New.
30675 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
30676 return enum calling_abi.
30677 (ix86_function_type_abi): Likewise.
30678 (ix86_function_abi): Removed.
30680 * doc/invoke.texi: Document -mabi= option for x86.
30682 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30684 * builtins.c (real_dconstp): Delete.
30685 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
30687 2009-03-27 Dodji Seketeli <dodji@redhat.com>
30688 Jakub Jelinek <jakub@redhat.com>
30691 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
30692 (gen_subprogram_die): When a function is explicit, generate the
30693 DW_AT_explicit attribute.
30694 * langhooks.h (struct lang_hooks_for_decls): Add
30695 function_decl_explicit_p langhook.
30696 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
30697 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
30699 2009-03-27 Jakub Jelinek <jakub@redhat.com>
30701 * builtins.c (fold_builtin_memory_op): Optimize memmove
30702 into memcpy if we can prove source and destination don't overlap.
30704 * tree-inline.c: Include gt-tree-inline.h.
30705 (clone_fn_id_num): New variable.
30706 (clone_function_name): New function.
30707 (tree_function_versioning): Use it.
30708 * Makefile.in (GTFILES): Add tree-inline.c.
30710 2009-03-27 Mark Mitchell <mark@codesourcery.com>
30712 * BASE-VER: Change to 4.5.0.
30714 2009-03-27 Xinliang David Li <davidxl@google.com>
30716 PR tree-optimization/39557
30717 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
30719 2009-03-27 Xinliang David Li <davidxl@google.com>
30721 PR tree-optimization/39548
30722 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
30725 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30727 * c-common.c (pointer_int_sum): Use %wd on return from
30730 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30732 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
30733 on return from tree_low_cst.
30735 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
30738 * ginclude/stdarg.h (va_copy): Define also for
30739 __GXX_EXPERIMENTAL_CXX0X__.
30741 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30744 * builtins.h (c_strlen): Do not warn here.
30745 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
30746 * c-common.c (pointer_int_sum): Take an explicit location.
30747 Warn about offsets out of bounds.
30748 * c-common.h (pointer_int_sum): Adjust declaration.
30750 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30752 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
30755 2009-03-26 Jakub Jelinek <jakub@redhat.com>
30758 * opts.c (warn_if_disallowed_function_p): Don't assume
30759 get_callee_fndecl must return non-NULL.
30761 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
30763 PR rtl-optimization/39522
30764 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
30765 when reg_reloaded_valid is set.
30767 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30769 * config/spu/divv2df3.c: New file.
30770 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
30771 (DPBIT_FUNCS): Filter out _div_df.
30773 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
30775 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
30776 a jump insn, count that jump in the distance to the loop start.
30778 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
30781 * config/sh/sh.c (calc_live_regs): Fix condition for global
30782 registers except PIC_OFFSET_TABLE_REGNUM.
30784 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
30787 * doc/invoke.texi (-mconsole): New.
30789 (-mno-cygwin): New.
30791 (-mnop-fun-dllimport): New.
30795 (sub section "i386 and x86-64 Windows Options"): New.
30797 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
30799 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
30800 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
30802 2009-03-25 Richard Guenther <rguenther@suse.de>
30804 PR middle-end/39497
30805 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
30808 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
30810 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
30811 neither of haifa/selective schedulers are working.
30813 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30815 * doc/invoke.texi (Debugging Options): Fix description of
30816 -fno-merge-debug-strings.
30818 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
30820 * config/cris/libgcc.ver: New version-script.
30821 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
30823 * configure.ac <GAS features, nop mnemonic>: Add pattern
30824 crisv32-*-* for "nop".
30825 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
30826 * configure: Regenerate.
30828 2009-03-24 Ira Rosen <irar@il.ibm.com>
30830 PR tree-optimization/39529
30831 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
30832 mark_sym_for_renaming for the tag copied to the new vector
30835 2009-03-24 Arthur Loiret <aloiret@debian.org>
30837 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
30838 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
30839 EXTRA_SPEC_FUNCTIONS.
30840 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
30841 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
30842 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
30843 -march and -mtune options.
30845 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
30847 * config/m68k/t-rtems: Add m5329 multilib.
30849 2009-03-24 Dodji Seketeli <dodji@redhat.com>
30850 Jakub Jelinek <jakub@redhat.com>
30853 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
30856 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30859 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
30860 instead of c_parser_expression_conv, if original_code isn't one of the
30861 4 allowed comparison codes, fail.
30863 2009-03-23 Richard Guenther <rguenther@suse.de>
30865 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
30866 * tree.h (struct tree_type): Likewise.
30867 * reload.h (struct insn_chain): Likewise.
30868 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
30869 * function.h (struct function): Likewise.
30870 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
30872 2009-03-23 Jakub Jelinek <jakub@redhat.com>
30874 PR tree-optimization/39516
30875 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
30877 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
30879 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
30880 should be set true if BITS_PER_WORD of target is bigger than 32
30882 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
30884 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
30885 Translate -B-options to -rpath-link. Correct existing
30886 rpath-link and conditionalize on !nostdlib.
30888 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30890 * doc/extend.texi (Function Attributes, Variable Attributes):
30892 * doc/invoke.texi (Debugging Options, Optimize Options)
30893 (i386 and x86-64 Options, MCore Options): Likewise.
30895 2009-03-20 Jakub Jelinek <jakub@redhat.com>
30898 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
30899 it for block local namespace aliases.
30900 (gen_decl_die): Pass context_die to gen_namespace_die.
30902 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30905 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
30906 minimum or maximum value.
30908 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
30910 * reginfo.c (globalize_reg): Recompute derived reg sets.
30912 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
30915 * libgcc2.c (mprotect): Do not use signed arguments for
30916 VirtualProtect, use DWORD arguments. Also fix the 'may
30917 be used uninitialized' warning for the np variable.
30919 2009-03-19 Jakub Jelinek <jakub@redhat.com>
30922 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
30923 functions using regparm calling conventions when not optimizing.
30924 (ix86_function_sseregparm): Similarly for sseregparm calling
30927 2009-03-19 Li Feng <nemokingdom@gmail.com>
30929 PR middle-end/39500
30930 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
30931 dependence if the first conflict is after niter iterations.
30933 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
30935 PR middle-end/38609
30936 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
30937 functions with dynamic stack-pointer adjustments.
30939 2009-03-19 Ben Elliston <bje@au.ibm.com>
30941 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
30942 option; change to -msdata=data.
30944 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30946 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
30949 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
30952 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
30954 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
30956 * doc/invoke.texi (Code Gen Options): Expand discussion of
30959 2009-03-18 Jakub Jelinek <jakub@redhat.com>
30961 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
30962 * matrix-reorg.c (struct matrix_info): Likewise.
30963 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
30964 * rtl.h (struct mem_attrs): Likewise.
30965 * df.h (struct df): Likewise.
30966 * tree-data-ref.h (struct data_dependence_relation): Likewise.
30967 * ira-int.h (struct ira_allocno): Likewise.
30968 * df-scan.c (struct df_collection_rec): Likewise.
30969 * ira.c (struct equivalence): Likewise.
30970 * function.c (struct temp_slot): Likewise.
30971 * cfgloop.h (struct loop): Likewise.
30974 * function.c (use_register_for_decl): When not optimizing, disregard
30975 register keyword for variables with types containing methods.
30977 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
30979 PR middle-end/39447
30980 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
30981 (is_simple_operand): Call contains_component_ref_p before calling data
30982 reference analysis that would fail on COMPONENT_REFs.
30984 * tree-vrp.c (search_for_addr_array): Fix formatting.
30986 2009-03-18 Richard Guenther <rguenther@suse.de>
30988 * tree-vect-transform.c (vect_loop_versioning): Fold the
30989 generated comparisons.
30990 * tree-vectorizer.c (set_prologue_iterations): Likewise.
30991 (slpeel_tree_peel_loop_to_edge): Likewise.
30993 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30995 PR middle-end/37805
30996 * opts.c (print_specific_help): In addition to `undocumented',
30997 accept `separate' and `joined' flags if passed alone. Describe
30998 output by the first matched one of those.
30999 (common_handle_option): Skip over empty strings.
31000 * gcc.c (display_help): Fix help string for `--help='.
31001 * doc/invoke.texi (Option Summary, Overall Options): With
31002 `--help=', classes and qualifiers can both be repeated, but
31003 only the latter can be negated. One should not pass only
31004 negated qualifiers. Fix markup and examples.
31007 2008-10-14 Jakub Jelinek <jakub@redhat.com>
31008 PR middle-end/37805
31009 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
31010 and -fhelp=separate.
31012 2009-03-17 Jing Yu <jingyu@google.com>
31014 PR middle-end/39378
31015 * function.h (struct rtl_data): Move is_thunk from here...
31016 (struct function): ...to here.
31017 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31018 * varasm.c (assemble_start_function): Change is_thunk from crtl to
31020 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31022 (alpha_does_function_need_gp, alpha_start_function): Likewise.
31023 (alpha_output_function_end_prologue): Likewise.
31024 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31025 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31026 (rs6000_output_function_epilogue): Likewise.
31027 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31029 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31032 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31033 from different units in a single alternative.
31034 (*truncdfsf_i387): Ditto.
31035 (*truncxfsf2_mixed): Ditto.
31036 (*truncxfdf2_mixed): Ditto.
31038 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31040 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31041 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31044 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31045 unused non-artificial variables when not optimizing.
31048 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31049 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31050 NAMESPACE_DECL in its DECL_INITIAL.
31052 PR middle-end/39443
31053 * optabs.c (set_user_assembler_libfunc): New function.
31054 * expr.h (set_user_assembler_libfunc): New prototype.
31055 * c-common.c: Include libfuncs.h.
31056 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31057 for memcmp, memset, memcpy, memmove and abort.
31058 * Makefile.in (c-common.o): Depend on libfuncs.h.
31061 * dwarf2out.c (gen_inlined_enumeration_type_die,
31062 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31063 gen_tagged_type_instantiation_die): Removed.
31064 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31067 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31070 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31072 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31073 (check-parallel-%): Ditto.
31074 (check-consistency): Ditto.
31076 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31078 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31079 local variable rhs by NULL_TREE.
31081 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31084 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31086 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31089 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31091 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31094 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31095 for ms->sysv ABI calls only in 64bit mode.
31097 * config/i386/i386.md (untyped_call): Support 32bit.
31099 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31101 * doc/extend.texi: Replace x86_65 with x86_64.
31103 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31105 PR tree-optimization/39455
31106 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31107 mismatches for POINTER_TYPE_P (type).
31108 (number_of_iterations_le): Likewise.
31110 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31112 * config/picochip/picochip.c: Removed profiling support.
31113 * config/picochip/picochip.md: Removed profiling instruction.
31114 * config/picochip/picochip.h: Removed profiling builtin.
31116 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31118 * doc/install.texi (--with-host-libstdcxx): Document.
31120 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31123 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31124 generate a warning if the function name does not begin with
31125 "__vector" and the function has either the 'signal' or 'interrupt'
31126 attribute, from here to ...
31127 (avr_declare_function_name): ...here. New function.
31128 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31129 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31131 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31134 * cse.c (fold_rtx): Don't modify original const_arg1 when
31135 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31136 separate variable instead.
31137 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31138 from out of range shift counts.
31139 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31141 2009-03-13 Catherine Moore <clm@codesourcery.com>
31143 * config/i386/x-mingw32 (host-mingw32.o): Replace
31144 diagnostic.h with $(DIAGNOSTIC_H).
31146 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31149 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31151 * config/i386/sync.md (sync_compare_and_swap<mode>,
31152 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31153 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31155 (sync_double_compare_and_swapdi_pic,
31156 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31157 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31159 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31162 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31164 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31167 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31168 (avx_addsubv4df3): Likewise.
31169 (*avx_addsubv4sf3): Likewise.
31170 (sse3_addsubv4sf3): Likewise.
31172 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31175 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31177 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31180 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31181 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31182 registers for allocnos created from user-defined variables.
31184 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31187 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31188 of non-integer mode as well.
31190 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31192 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31193 for functions for which the parameter types are unknown.
31195 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31198 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31199 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31200 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31201 * config/i386/i386.c (ix86_local_alignment): For
31202 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31203 long long variables on the stack to avoid dynamic realignment.
31204 Allow the first argument to be a decl rather than type.
31205 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31207 2009-03-11 Nick Clifton <nickc@redhat.com>
31210 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31212 Add description to mno-lsim option.
31213 * config/mcore/mcore.h: Remove comment about deprecated m4align
31215 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31216 * doc/invoke.texi: Add description of mno-lsim and
31217 mstack-increment options.
31219 * config/fr30/fr30.opt: Document the -mno-lsim option.
31220 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31221 and -mno-lsim options.
31223 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31225 * fold-const.c (fold_comparison): Only call fold_inf_compare
31226 if the mode supports infinities.
31228 2009-03-11 Jason Merrill <jason@redhat.com>
31231 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31232 end already did. Notice GIMPLE_CALL modifications of the result.
31233 Don't copy debug information from an ignored decl or a decl from
31236 2009-03-10 Richard Guenther <rguenther@suse.de>
31237 Nathan Froyd <froydnj@codesourcery.com>
31239 PR middle-end/37850
31240 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31241 (__divMODE3): Likewise.
31243 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31245 PR tree-optimization/39394
31246 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31247 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31249 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31251 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31252 inline asms for register asm ("") declarations.
31254 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31256 * fold-const.c (fold_unary): Fix comment.
31258 2009-03-07 Jan Hubicka <jh@suse.cz>
31261 * tree-inline.c (setup_one_parameter): Do replacement of const
31262 argument by constant in SSA form.
31264 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31266 PR middle-end/38028
31267 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31268 determine alignment passed to assign_stack_local.
31269 (assign_parms_unsplit_complex): Likewise.
31270 * except.c (sjlj_build_landing_pads): Likewise.
31272 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31274 PR middle-end/39360
31275 * tree-flow.h (add_referenced_var): Return bool instead of void.
31276 * tree-dfa.c (add_referenced_var): Return result of
31277 referenced_var_check_and_insert call.
31278 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31279 of referenced_var_check_and_insert.
31282 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31283 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31284 DIE, don't emit it if abstract origin already has it.
31285 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31286 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31288 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31290 * genpreds.c (needs_variable): Fix parentheses at variable name
31292 (write_tm_constrs_h): Indent generated code.
31294 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31296 * doc/extend.texi (Function Attributes): Add documentation
31297 for isr attributes.
31299 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31302 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31303 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31305 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31307 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31310 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31313 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31314 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31316 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31318 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31319 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31320 constants instead of magic numbers.
31321 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31323 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31324 (x86_64_ms_abi_int_parameter_registers): Ditto.
31325 (x86_64_int_return_registers): Ditto.
31326 (ix86_maybe_switch_abi): Ditto.
31327 (ix86_expand_call): Ditto for clobbered_registers array.
31328 (ix86_hard_regno_mode_ok): Ditto.
31329 (x86_extended_QIreg_mentioned_p): Ditto.
31331 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31333 PR tree-optimization/39349
31334 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31336 * combine.c (gen_lowpart_for_combine): Use omode when generating
31339 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31341 PR rtl-optimization/39235
31342 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31344 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31346 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31348 2009-03-04 Richard Guenther <rguenther@suse.de>
31350 PR tree-optimization/39362
31351 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31352 that occur in abnormal PHIs should be varying.
31354 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31356 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31358 (simple_iv): Take loop as an argument instead of statement.
31359 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31360 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31362 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31364 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31365 * matrix-reorg.c (analyze_transpose): Ditto.
31366 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31367 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31368 * tree-predcom.c (ref_at_iteration): Ditto.
31369 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31371 2009-03-04 Richard Guenther <rguenther@suse.de>
31373 PR tree-optimization/39358
31374 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31375 escaped_id and callused_id.
31376 (solve_graph): Likewise.
31378 2009-03-04 Richard Guenther <rguenther@suse.de>
31380 PR tree-optimization/39339
31381 * tree-sra.c (try_instantiate_multiple_fields): Make it
31382 no longer ICE on the above.
31384 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31386 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31387 that fits within Pmode.
31389 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31391 PR middle-end/10109
31392 * tm.texi (LIBCALL_VALUE): Update description.
31394 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31396 PR middle-end/34443
31397 * doc/extend.texi (section): Update description.
31399 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31401 PR middle-end/39345
31402 * tree-inline.c (remapped_type): New.
31403 (can_be_nonlocal): Call remapped_type instead of remap_type.
31405 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31408 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31409 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31411 2009-03-03 Richard Guenther <rguenther@suse.de>
31413 PR middle-end/39272
31414 * tree.c (tree_nonartificial_location): New function.
31415 * tree.h (tree_nonartificial_location): Declare.
31416 * builtins.c (expand_builtin_memory_chk): Provide location
31417 of the call location for artificial function pieces.
31418 (maybe_emit_chk_warning): Likewise.
31419 (maybe_emit_sprintf_chk_warning): Likewise.
31420 (maybe_emit_free_warning): Likewise.
31421 * expr.c (expand_expr_real_1): Likewise.
31423 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31425 PR tree-optimization/39343
31426 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31427 COMPONENT_REF t has ARRAY_TYPE.
31429 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31431 PR middle-end/39335
31432 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31433 when the type precision of the induction variable should be
31434 larger than the type precision of nit.
31435 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31436 * graphite.c (graphite_loop_normal_form): Same.
31437 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31439 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31441 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31442 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31443 numbers to describe clobbered registers.
31444 (*call_value_0_rex64_ms_sysv): Ditto.
31445 * config/i386/mmx.md (mmx_emms): Ditto.
31446 (mmx_femms): Ditto.
31448 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31450 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31453 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31455 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31456 (spu_section_type_flags): New function.
31458 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31460 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31461 reg_class_contents of FLOAT_REGS into a temporary.
31463 2009-03-02 Richard Guenther <rguenther@suse.de>
31464 Ira Rosen <irar@il.ibm.com>
31466 PR tree-optimization/39318
31467 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31468 information to the vectorized statement.
31470 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31472 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31473 variable. Use defined names instead of magic constants for REX SSE
31476 2009-03-01 Richard Guenther <rguenther@suse.de>
31478 PR tree-optimization/39331
31479 * omp-low.c (lower_send_shared_vars): Do not receive new
31480 values for the reference of DECL_BY_REFERENCE parms or results.
31482 2009-03-01 Jan Hubicka <jh@suse.cz>
31485 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31486 BLOCK_NONLOCALIZED_VAR): New macros.
31487 (tree_block): Add nonlocalized_vars.
31488 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31489 gen_decl_die): Add origin argument. Allow generation of die with
31490 origin at hand only.
31491 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31492 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31494 (gen_block_die): Fix checking for unused blocks.
31495 (process_scope_var): Break out from .... ; work with origins only.
31496 (decls_for_scope) ... here; process nonlocalized list.
31497 (dwarf2out_ignore_block): Look for nonlocalized vars.
31498 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31500 (dump_scope_block): Dump them.
31501 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31502 (remap_block): Likewise.
31503 (can_be_nonlocal): New predicate.
31504 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31506 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31508 * configure: Regenerate.
31510 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31512 * optc-gen.awk: No need to duplicate option flags twice.
31513 Reuse help texts for duplicate options which do not have any.
31515 * gcc.c (display_help): Document --version.
31517 * gcc.c (main): If print_help_list and verbose_flag, ensure
31518 driver output comes before subprocess output.
31520 * optc-gen.awk: Assign all remaining fields to help string,
31521 space-separated, for multi-line help in *.opt.
31523 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31524 -Wno-pedantic-ms-format is for MinGW targets only.
31526 * doc/options.texi (Option file format): Fix bad indentation,
31527 restoring dropped sentence.
31529 2009-02-28 Jan Hubicka <jh@suse.cz>
31531 * tree-inline.c (tree_function_versioning): Output debug info.
31533 2009-02-28 Jan Hubicka <jh@suse.cz>
31536 * tree-inline.c (setup_one_parameter): Do not copy propagate
31537 arguments when not optimizing.
31539 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31542 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31543 (avx_addsubv4df3): Likewise.
31544 (*avx_addsubv4sf3): Likewise.
31545 (sse3_addsubv4sf3): Likewise.
31546 (*avx_addsubv2df3): Likewise.
31547 (sse3_addsubv2df3): Likewise.
31548 (avx_unpckhps256): Correct item selectors.
31549 (avx_unpcklps256): Likewise.
31550 (avx_unpckhpd256): Likewise.
31551 (avx_unpcklpd256): Likewise.
31553 2009-02-28 Jan Hubicka <jh@suse.cz>
31555 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31557 (copy_arguments_for_versioning): If var is declared don't declare it.
31558 (tree_function_versioning): First setup substitutions and then copy
31561 2009-02-27 Jan Hubicka <jh@suse.cz>
31564 * cgraph.h (varpool_output_debug_info): Remove.
31565 * cgraphunit.c (varpool_output_debug_info): Remove.
31566 * dwarf2out.c (deferred_locations_struct): New struct
31567 (deferred_locations): New type.
31568 (deferred_locations_list): New static var.
31569 (deffer_location): New function.
31570 (gen_variable_die): Use it.
31571 (decls_for_scope): Output info on local static vars.
31572 (dwarf2out_finish): Process deferred locations.
31573 * varpool.c (varpool_output_debug_info): Remove.
31575 2009-02-27 Jan Hubicka <jh@suse.cz>
31578 * tree.h (TREE_PROTECTED): Fix comment.
31579 (BLOCK_HANDLER_BLOCK): Remove.
31580 (struct tree_block): Remove handler_block add body_block.
31581 (inlined_function_outer_scope_p): New.
31582 (is_body_block): Remove.
31583 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31584 * dwarf2out.c (is_inlined_entry_point): Remove.
31585 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31586 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31588 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31589 * gimplify.c (gimplify_expr): Gimplify body blocks.
31590 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31591 block with multiple subblocks.
31592 (dump_scope_block): Prettier output; dump more flags and info.
31593 (dump_scope_blocks): New.
31594 (remove_unused_locals): Use dump_scope_blocks.
31595 * tree-flow.h (dump_scope_blocks): Declare.
31596 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31597 * stmt.c (is_body_block): Remove.
31598 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31599 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31601 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31603 PR middle-end/39308
31604 * graphite.c (graphite_loop_normal_form): Do not call
31605 number_of_iterations_exit from a gcc_assert.
31607 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31609 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31610 jumps if COND is NULL.
31611 (find_cond_jump): New function.
31612 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31613 * config/s390/s390.md: Remove z10_cobra attribute value.
31615 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31617 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31618 force_const_mem returns NULL_RTX.
31620 2009-02-26 Jan Hubicka <jh@suse.cz>
31623 * cgraph.h (varpool_output_debug_info): Remove.
31624 * cgraphunit.c (varpool_output_debug_info): Remove.
31625 * dwarf2out.c (deferred_locations_struct): New struct
31626 (deferred_locations): New type.
31627 (deferred_locations_list): New static var.
31628 (deffer_location): New function.
31629 (gen_variable_die): Use it.
31630 (decls_for_scope): Output info on local static vars.
31631 (dwarf2out_finish): Process deferred locations.
31632 * varpool.c (varpool_output_debug_info): Remove.
31634 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
31636 PR rtl-optimization/39241
31637 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
31638 to subreg_offset_representable_p.
31640 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31642 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
31643 execute function prototype. Get f and nregs from max_reg_num
31644 and get_insns. Remove the first backward pass as it's dead,
31645 guard the forward pass by flag_expensive_optimizations.
31646 (rest_of_handle_regmove): Delete.
31647 (pass_regmove): Replace it with regmove_optimize.
31649 2009-02-25 Martin Jambor <mjambor@suse.cz>
31651 PR tree-optimization/39259
31652 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
31653 calls_alloca function flags.
31654 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
31655 calls are detected.
31657 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
31659 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
31660 flags_set_1_rtx, flags_set_1_set): Delete.
31661 (regmove_optimize): Do not call mark_flags_life_zones.
31663 2009-02-24 Julian Brown <julian@codesourcery.com>
31666 * config/arm/arm.c (require_pic_register): Only set
31667 cfun->machine->pic_reg once per function.
31669 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
31671 * doc/invoke.texi (Link Options): Document an easier way to pass
31672 options that take arguments to the GNU linker using -Xlinker and -Wl.
31674 2009-02-24 Steve Ellcey <sje@cup.hp.com>
31677 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
31679 2009-02-24 Richard Guenther <rguenther@suse.de>
31682 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
31684 2009-02-24 Richard Guenther <rguenther@suse.de>
31685 Zdenek Dvorak <ook@ucw.cz>
31687 PR tree-optimization/39233
31688 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
31689 from converting them to a generic type.
31691 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
31693 PR tree-optimization/39260
31694 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
31695 contains a condition with a real type.
31696 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
31698 2009-02-23 Jason Merrill <jason@redhat.com>
31701 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
31702 narrowing_initializer_constant_valid_p.
31703 (narrowing_initializer_constant_valid_p): Don't return
31704 null_pointer_node for adding a pointer to itself.
31706 2009-02-23 Jan Hubicka <jh@suse.cz>
31709 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
31712 2009-02-23 Jan Hubicka <jh@suse.cz>
31714 PR tree-optimization/37709
31715 * tree.c (block_ultimate_origin): Move here from dwarf2out.
31716 * tree.h (block_ultimate_origin): Declare.
31717 * dwarf2out.c (block_ultimate_origin): Move to tree.c
31718 * tree-ssa-live.c (remove_unused_scope_block_p):
31719 Eliminate blocks containig no instructions nor live variables nor
31721 (dump_scope_block): New function.
31722 (remove_unused_locals): Enable removal of dead blocks by default;
31723 enable dumping at TDF_DETAILS.
31725 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31727 * config/i386/i386.c (classify_argument): Don't allow COImode
31729 (function_arg_advance_32): Don't allow OImode.
31730 (function_arg_32): Likewise.
31731 (function_value_32): Likewise.
31732 (return_in_memory_32): Likewise.
31733 (function_arg_64): Remove OImode comment.
31735 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31738 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
31739 ix86_expand_vector_set for V4DImode in 64bit mode only.
31740 (ix86_expand_vector_init_one_var): Likewise.
31742 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
31744 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
31746 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31749 * loop-iv.c: Revert last change.
31750 * emit-rtl.c: Likewise.
31752 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
31755 * config/i386/i386.c (type_natural_mode): Remove an extra
31756 space in the warning message.
31757 (function_value_32): Handle 32-byte vector modes.
31758 (return_in_memory_32): Likewise.
31760 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
31762 * loop-iv.c (truncate_value): New function.
31763 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
31765 (lowpart_subreg): Move to...
31766 * emit-rtl.c: ...here.
31768 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
31770 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
31771 accidental and undocumented change at revision 140860.
31773 2009-02-21 Joseph Myers <joseph@codesourcery.com>
31775 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
31776 take gimple_seq * arguments.
31777 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
31778 types_compatible_p langhook.
31780 2009-02-20 Mark Mitchell <mark@codesourcery.com>
31781 Joseph Myers <joseph@codesourcery.com>
31783 * config/arm/arm.c (arm_builtin_va_list): New function.
31784 (arm_expand_builtin_va_start): Likewise.
31785 (arm_gimplify_va_arg_expr): Likewise.
31786 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
31787 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
31788 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
31789 (va_list_type): New variable.
31790 (arm_mangle_type): Mangle va_list_type appropriately.
31792 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31794 PR middle-end/39157
31795 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
31796 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
31797 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
31798 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
31799 parameter to 1000 for -O1 by default.
31800 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
31802 * loop-invariant.c: Include params.h.
31803 (move_loop_invariants): Don't call move_single_loop_invariants on
31806 2009-02-20 Jaka Mocnik <jaka@xlab.si>
31808 * calls.c (emit_library_call_value_1): Use slot_offset instead of
31809 offset when calculating bounds for indexing stack_usage_map. Fixes
31810 a buffer overflow with certain target setups.
31812 2009-02-20 Jakub Jelinek <jakub@redhat.com>
31815 * calls.c (expand_call): Clear try_tail_call if caller and callee
31816 disagree in promotion of function return value.
31818 2009-02-19 Jakub Jelinek <jakub@redhat.com>
31821 * c-common.c (c_determine_visibility): If visibility changed and
31822 DECL_RTL has been already set, call make_decl_rtl to update symbol
31825 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
31828 * varasm.c (assemble_variable): Don't check DECL_NAME when
31829 globalizing a variable.
31831 2009-02-19 Joseph Myers <joseph@codesourcery.com>
31834 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
31835 expression before any __builtin_trap call.
31836 * c-typeck.c (build_function_call): Convert and check function
31837 arguments before generating a call to a trap. Evaluate the
31838 function arguments before the trap.
31840 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
31843 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
31844 (UNSPEC_FXAM_MEM): New unspec.
31845 (fxam<mode>2_i387_with_temp): New insn and split pattern.
31846 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
31847 memory using fxam<mode>2_i387_with_temp to remove excess precision.
31849 2009-02-19 Richard Guenther <rguenther@suse.de>
31851 PR tree-optimization/39207
31852 PR tree-optimization/39074
31853 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
31854 storedanything_tree): New.
31855 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
31856 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
31857 (build_succ_graph): Add edges from STOREDANYTHING to all
31859 (init_base_vars): Initialize STOREDANYTHING.
31860 (compute_points_to_sets): Free substitution info after
31861 building the succ graph.
31862 (ipa_pta_execute): Likewise.
31864 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
31866 (do_ds_constraint): Do not add to special var or non-pointer
31868 (type_could_have_pointers): Split out from ...
31869 (could_have_pointers): ... here. For arrays use the element type.
31870 (create_variable_info_for): Initialize may_have_pointers.
31871 (new_var_info): Likewise.
31872 (handle_lhs_call): Make the HEAP variable unknown-sized.
31873 (intra_create_variable_infos): Use a type with pointers for
31874 PARM_NOALIAS, make it unknown-sized.
31876 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
31879 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
31881 2009-02-18 Jason Merrill <jason@redhat.com>
31884 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
31885 value if DECL_EXTERNAL.
31886 * tree-sra.c (sra_walk_gimple_assign): Likewise.
31887 * target.h (gcc_target::binds_local_p): Clarify "module".
31888 * tree.h (TREE_PUBLIC): Clarify "module".
31890 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
31893 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
31894 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
31896 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
31899 * c.opt (Wabi): Support C and ObjC.
31902 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
31904 * config/i386/i386.c (classify_argument): Warn once about the ABI
31905 change when passing union with long double.
31907 * doc/invoke.texi: Update -Wabi for warning psABI changes.
31909 2009-02-18 Joseph Myers <joseph@codesourcery.com>
31912 * c-parser.c (c_parser_compound_statement): Always enter and leave
31915 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31918 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
31920 2009-02-18 Jakub Jelinek <jakub@redhat.com>
31922 PR tree-optimization/36922
31923 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
31924 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
31927 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31929 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
31932 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31934 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
31936 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
31938 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
31941 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
31942 Richard Sandiford <rdsandiford@googlemail.com>
31944 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
31945 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
31946 (loongson_biadd): ...this.
31948 2009-02-17 Richard Guenther <rguenther@suse.de>
31950 PR tree-optimization/39202
31951 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
31952 a var make sure to follow existing collapses.
31954 2009-02-17 Richard Guenther <rguenther@suse.de>
31956 PR middle-end/39214
31957 * langhooks.c (lhd_print_error_function): Check for NULL block.
31959 2009-02-17 Richard Guenther <rguenther@suse.de>
31961 PR tree-optimization/39204
31962 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
31965 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
31967 * config/soft-fp/double.h: Update from glibc CVS.
31969 2009-02-17 Richard Guenther <rguenther@suse.de>
31971 PR tree-optimization/39207
31972 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
31973 strict-aliasing warnings for pointers pointing to NULL.
31975 2009-02-16 Joseph Myers <joseph@codesourcery.com>
31978 * c-parser.c (c_parser_braced_init): Call pop_init_level when
31979 skipping until next close brace.
31981 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
31984 * config/i386/i386.c (ix86_expand_push): Set memory alignment
31985 to function argument boundary.
31987 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31989 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
31990 in the lea_add. Reload eventually constraints it properly.
31991 * config/picochip/constraints.md: Remove the target constraint
31992 "b", since it is not needed anymore.
31994 2009-02-16 Jakub Jelinek <jakub@redhat.com>
31996 * gthr-dce.h: Uglify function parameter and local variable names.
31997 * gthr-gnat.h: Likewise.
31998 * gthr-mipssde.h: Likewise.
31999 * gthr-nks.h: Likewise.
32000 * gthr-posix95.h: Likewise.
32001 * gthr-posix.h: Likewise.
32002 * gthr-rtems.h: Likewise.
32003 * gthr-single.h: Likewise.
32004 * gthr-solaris.h: Likewise.
32005 * gthr-tpf.h: Likewise.
32006 * gthr-vxworks.h: Likewise.
32007 * gthr-win32.h: Likewise.
32009 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
32012 * config/i386/i386.md: Restrict the new peephole2 to move
32013 between MMX/SSE registers.
32015 2009-02-15 Richard Guenther <rguenther@suse.de>
32018 2009-02-13 Richard Guenther <rguenther@suse.de>
32020 * configure.ac: Enable LFS.
32021 * configure: Re-generate.
32022 * config.in: Likewise.
32024 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32026 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32027 spu_srqwbyte, spu_srqwbytebc): Define.
32028 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32029 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32030 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32031 "shrqby_<mode>"): New insn-and-split patterns.
32032 * config/spu/spu.c (expand_builtin_args): Determine and return
32033 number of operands using spu_builtin_description data.
32034 (spu_expand_builtin_1): Use it.
32036 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32039 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32042 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32045 * config/i386/i386.c (override_options): Correct warning
32046 messages for -malign-loops, -malign-jumps and -malign-functions.
32048 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32051 * config/i386/i386.md: Restrict the new peephole2 to move
32052 between the general purpose registers.
32054 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32057 * config/i386/i386.c (type_natural_mode): Add a new argument.
32058 Return the original mode and warn ABI change if vector size is 32byte.
32059 (function_arg_advance): Updated.
32060 (function_arg): Likewise.
32061 (ix86_function_value): Likewise.
32062 (ix86_return_in_memory): Likewise.
32063 (ix86_sol10_return_in_memory): Likewise.
32064 (ix86_gimplify_va_arg): Likewise.
32065 (function_arg_32): Don't warn ABX ABI change here.
32066 (function_arg_64): Likewise.
32068 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32070 * loop-iv.c (implies_p): In the final case, test that operands 0
32071 of the two comparisons match.
32073 * config/bfin/bfin.c (find_prev_insn_start): New function.
32074 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32075 (find_next_insn_start): Move.
32077 2009-02-13 Richard Guenther <rguenther@suse.de>
32079 * configure.ac: Enable LFS.
32080 * configure: Re-generate.
32081 * config.in: Likewise.
32083 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32086 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32087 sizes on syntax error after some arguments have been parsed.
32089 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32091 * doc/invoke.texi (-fira): Remove.
32093 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32095 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32096 * recog.c: Likewise.
32099 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32101 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32102 (umul_ppmm): Likewise.
32103 (count_leading_zeros): Likewise.
32104 (count_trailing_zeros): Likewise.
32105 (UMUL_TIME): Likewise.
32107 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32109 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32110 soft-fp/t-softfp to tmake_file.
32112 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32113 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32114 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32115 IA64_BUILTIN_INFQ]: New.
32116 (ia64_init_builtins): Initialize __builtin_infq,
32117 __builtin_fabsq and __builtin_copysignq if not HPUX.
32118 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32119 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32121 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32123 (__fixtfti): Likewise.
32124 (__fixunstfti): Likewise.
32125 (__floattitf): Likewise.
32127 * config/ia64/libgcc-glibc.ver: New.
32128 * config/ia64/t-fprules-softfp: Likewise.
32129 * config/ia64/sfp-machine.h: Likewise.
32131 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32132 (LIBGCC2_TF_CEXT): Likewise.
32133 (TF_SIZE): Likewise.
32134 (TARGET_INIT_LIBFUNCS): Likewise.
32136 * config/ia64/t-glibc (SHLINB_MAPFILES):
32137 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32139 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32141 * config/i386/i386.c (construct_container): Rewrite processing
32142 BLKmode with X86_64_SSE_CLASS.
32144 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32147 * config/i386/i386.md: Replace simplify_replace_rtx with
32148 replace_rtx in the new peephole2.
32150 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32152 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32153 loop unrolling do not happen at -O2.
32155 2009-02-12 Michael Matz <matz@suse.de>
32157 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32159 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32161 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32164 2009-02-12 Ben Elliston <bje@au.ibm.com>
32166 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32167 patterns when updating the back chain. Missed in the 2009-02-10
32170 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32172 * doc/extend.texi (Decimal Floating Types): Update identifier of
32173 draft TR and list of missing support.
32175 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32177 PR middle-end/39154
32178 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32179 bit to variable length decl's flags, add it also to its
32180 pointer replacement variable.
32182 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32183 Jakub Jelinek <jakub@redhat.com>
32186 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32187 (memory_blockage): New expander.
32188 (*memory_blockage): New insn pattern.
32189 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32190 instead of general blockage at the end of function prologue when
32191 frame pointer is used to access red zone area. Do not emit blockage
32192 when profiling, it is emitted in generic code.
32193 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32194 function epilogue when frame pointer is used to access red zone area.
32196 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32199 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32200 by arithmetic with memory operands.
32201 * config/i386/predicates.md (commutative_operator): New.
32203 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32205 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32208 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32210 * alias.h (record_alias_subset): Declare.
32211 * alias.c (record_alias_subset): Make global.
32213 2009-02-10 Nick Clifton <nickc@redhat.com>
32215 * tree-parloops.c: Change license to GPLv3.
32216 * ipa-struct-reorg.c: Change license to GPLv3.
32217 * ipa-struct-reorg.h: Change license to GPLv3.
32219 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32222 * c-decl.c (start_struct): Return NULL on error.
32224 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32226 PR middle-end/39124
32227 * cfgloopmanip.c (remove_path): Call remove_bbs after
32228 cancel_loop_tree, not before it.
32231 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32232 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32233 VAR_DECLs were seen.
32234 * tree-ssa-live.c (remove_unused_locals): Recompute
32235 cfun->has_local_explicit_reg_vars.
32236 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32237 copies or clearings if cfun->has_local_explicit_reg_vars.
32239 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32242 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32243 of function prologue when frame pointer is used to access
32246 2009-02-10 Richard Guenther <rguenther@suse.de>
32248 PR middle-end/39127
32249 * gimplify.c (gimple_regimplify_operands): Always look if
32250 we need to create a temporary.
32252 2009-02-10 Richard Guenther <rguenther@suse.de>
32254 PR tree-optimization/39132
32255 * tree-loop-distribution.c (todo): New global var.
32256 (generate_memset_zero): Trigger TODO_rebuild_alias.
32257 (tree_loop_distribution): Return todo.
32259 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32262 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32263 (x86_64_reg_class_name): Removed.
32264 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32265 first one isn't X86_64_SSE_CLASS or any other ones aren't
32266 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32267 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32268 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32269 and 3 X86_64_SSEUP_CLASS.
32270 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32271 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32273 2009-02-10 Ben Elliston <bje@au.ibm.com>
32275 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32276 form instruction to update the stack back chain word, even if the
32277 user has disabled the generation of update instructions.
32278 (movdi_<mode>_update_stack): New.
32279 (movsi_update_stack): Likewise.
32280 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32281 always use an update form instruction to update the stack back
32284 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32286 PR middle-end/38953
32287 * graphite.c (if_region_set_false_region): After moving a region in
32288 the false branch of a condition, remove the empty dummy basic block.
32289 (gloog): Remove wrong fix for PR38953.
32291 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32293 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32294 generation due to implicit sign extension.
32296 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32298 PR middle-end/38981
32299 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32300 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32302 2009-02-09 Richard Guenther <rguenther@suse.de>
32304 PR middle-end/35202
32305 * convert.c (convert_to_real): Disable (float)fn((double)x)
32306 to fnf(x) conversion if errno differences may occur and
32307 -fmath-errno is set.
32309 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32311 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32312 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32313 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32315 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32318 * c-common.c (handle_alias_attribute): Disallow attribute for
32319 anything not a FUNCTION_DECL or VAR_DECL.
32321 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32324 * real.c (do_compare): Special-case compare of zero against
32325 decimal float value.
32327 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32330 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32331 as indicating flexible array members unless the field itself is
32332 being declarared as the incomplete array.
32334 2009-02-06 Jan Hubicka <jh@suse.cz>
32336 PR tree-optimization/38844
32337 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32338 is already inlined.
32340 2009-02-06 Richard Guenther <rguenther@suse.de>
32342 PR middle-end/38977
32343 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32344 fork because we may expand it as __gcov_fork.
32346 2009-02-06 Nick Clifton <nickc@redhat.com>
32348 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32350 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32352 PR tree-optimization/35659
32353 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32354 vn_phi_eq): Shortcut if hashcode does not match.
32355 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32357 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32358 and avoid iterative_hash_expr.
32359 (FOR_EACH_VALUE_ID_IN_SET): New.
32360 (value_id_compare): Remove.
32361 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32362 sort expressions by value id.
32364 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32367 * config/sh/predicates.md (general_movsrc_operand): Don't check
32368 the subreg of system registers here.
32370 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32373 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32374 on the copied decl.
32376 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32378 PR rtl-optimization/39110
32379 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32380 addresses, not aligned ones.
32382 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32383 Richard Guenther <rguenther@suse.de>
32385 PR tree-optimization/39100
32386 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32387 comment says and add edges.
32389 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32392 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32393 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32395 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32397 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32398 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32399 register_bb_in_sese, new_sese, free_sese): Moved.
32400 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32401 outermost_loop_in_scop, build_scop_iteration_domain,
32402 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32403 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32404 Use loop_in_sese_p instead of loop_in_scop_p.
32405 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32406 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32407 (scopdet_basic_block_info): Fix bug in scop detection.
32408 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32409 eq_loop_to_cloog_loop): Remove.
32410 (nb_loops_around_loop_in_scop, nb_loop
32411 ref_nb_loops): Moved here...
32412 * graphite.h (ref_nb_loops): ... from here.
32413 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32414 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32415 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32417 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32418 Hans-Peter Nilsson <hp@axis.com>
32420 PR rtl-optimization/37889
32421 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32422 Move offset handling from PLUS to before the switch. Use new
32423 arguments when considering SYMBOL_REFs too.
32424 (rtx_addr_can_trap_p): Pass dummy offset and size.
32425 (enum may_trap_p_flags): Remove.
32426 (may_trap_p_1): Pass size from MEM_SIZE.
32428 PR rtl-optimization/38921
32429 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32430 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32431 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32432 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32434 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32436 AVX Programming Reference (January, 2009)
32437 * config/i386/sse.md (*vpclmulqdq): New.
32439 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32441 PR tree-optimization/38977
32442 PR gcov-profile/38292
32443 * calls.c (special_function_p): Disregard __builtin_ prefix.
32445 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32447 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32448 non-indexable addresses even before reload.
32450 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32453 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32454 as having variable size. Do not give an error for unnamed
32455 parameters with [*] declarators. Give a warning for type names
32456 with [*] declarators and mark them as variable size.
32457 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32458 for sizeof applied to [*] type names.
32460 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32463 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32465 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32467 * gcc.c (process_command): Update copyright notice dates.
32468 * gcov.c (print_version): Likewise.
32469 * gcov-dump.c (print_version): Likewise.
32470 * mips-tfile.c (main): Likewise.
32471 * mips-tdump.c (main): Likewise.
32473 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32476 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32477 for composite type involving a zero-length array type.
32479 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32482 * function.c (match_asm_constraints_1): Skip over
32483 initial optional % in the constraint.
32485 PR inline-asm/39059
32486 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32487 supported, don't accept FIXED_CSTs.
32488 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32489 and _Sat is used without _Fract/_Accum. Set specs->type to
32490 integer_type_node for cts_fract/cts_accum if fixed point is not
32493 2009-02-02 Catherine Moore <clm@codesourcery.com>
32495 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32497 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32499 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32500 (ABI_HAS_64BIT_SYMBOLS): Use it.
32501 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32503 2009-02-02 Paul Brook <paul@codesourcery.com>
32505 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32507 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32509 PR inline-asm/39058
32510 * recog.h (asm_operand_ok): Add constraints argument.
32511 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32512 recurse on matching constraint.
32513 (check_asm_operands): Pass constraints as 3rd argument to
32514 asm_operand_ok. Don't look up matching constraint here.
32515 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32518 2009-02-02 Ben Elliston <bje@au.ibm.com>
32520 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32521 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32523 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32525 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32526 information. Remove some obsolete information. Reorganize.
32528 * config/pa/fptr.c: Revert license to GPL 2.
32529 * config/pa/milli64.S: Likewise.
32531 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32534 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32535 LIBRARY name in, instead of hard-coding it.
32536 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32537 extra target make frag to tmake_files according to EH model.
32538 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32539 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32540 frags that define makefile variable EH_MODEL appropriately.
32541 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32542 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32543 to "-sjlj" according to type of EH configured.
32544 (LIBGCC_SONAME): Concatenate it to shared library base name.
32545 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32546 to "_sjlj" according to type of EH configured.
32547 (LIBGCC_SONAME): Concatenate it to shared library base name.
32548 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32549 (SHLIB_LINK): Add missing semicolon to if-else construct.
32550 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32551 string value of "pe_dll" command-line option.
32552 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32553 (SHLIB_SONAME): Use it when overriding t-cygming default.
32554 (SHLIB_IMPLIB): Override t-cygming default.
32555 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32556 string value of "pe_dll" command-line option.
32558 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32561 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32562 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32564 2009-01-31 Richard Guenther <rguenther@suse.de>
32566 PR tree-optimization/38937
32567 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32568 computing the transitive closure.
32570 2009-01-30 Richard Guenther <rguenther@suse.de>
32572 PR tree-optimization/39041
32573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32574 Propagate variable indices only if the types match for this stmt.
32576 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32579 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32580 inline but never defined.
32582 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32584 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32585 (*insv_h_di_reg_extimm): New insn.
32586 (*insv_l<mode>_reg_extimm): New insn.
32588 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32590 * config/picochip/picochip.c (flag_conserve_stack): set
32591 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32592 fconserve-stack. Reduce call-overhead used by inliner.
32594 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32597 * common.opt (flag_conserve_stack): Initialised to zero.
32599 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32602 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32603 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32606 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32608 * ira-color.c (allocno_reload_assign): Update comments.
32609 * regmove.c (regmove_optimize): Likewise.
32613 2009-01-29 Robert Millan <rmh@aybabtu.com>
32615 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32616 * config/i386/kopensolaris-gnu.h: New file. Undefine
32617 `MD_UNWIND_SUPPORT'.
32618 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
32620 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
32622 PR tree-optimization/39007
32623 * tree-loop-distribution.c (generate_builtin): Use
32624 recompute_dominator to compute the immediate dominator of the
32625 basic block just after the loop.
32627 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
32629 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
32630 (ASM_OUTPUT_DWARF_PCREL): Define.
32632 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
32634 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
32635 * doc/passes.texi: Remove entries about regclass, local-alloc, and
32636 global. Modify entries about regmove and IRA.
32638 * ra-conflict.c: Remove the file.
32640 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
32642 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
32643 (pass_regclass_init): Rename to pass_reginfo_init.
32645 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
32647 * toplev.h (flag_ira): Remove.
32649 * caller-save.c (setup_save_areas): Remove flag_ira.
32651 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
32653 * global.c: Remove the file.
32655 * opts.c (decode_options): Remove flag_ira.
32657 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
32659 * regmove.c: Modify file description.
32660 (find_use_as_address, try_auto_increment): Define them only if
32661 AUTO_INC_DEC is defined.
32662 (replacement_quality, replace_in_call_usage, fixup_match_1,
32663 stable_and_no_regs_but_for_p): Remove.
32664 (reg_set_in_bb): Make it static.
32665 (regmove_optimize): Remove flag_ira and code which worked for
32668 * local-alloc.c: Remove the file.
32670 * common.opt (fira): Remove.
32672 * ira.c: Include except.h.
32673 (eliminable_regset): Move from global.c.
32674 (mark_elimination): Ditto. Remove flag_ira.
32675 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
32676 equiv_mem_modified, validate_equiv_mem_from_store,
32677 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
32678 contains_replace_regs, memref_referenced_p, memref_used_between_p,
32679 no_equiv, recorded_label_ref): Move from local-alloc.c.
32680 (update_equiv_regs): Ditto. Make it static.
32681 (print_insn_chain, print_insn_chains): Move it from global.c.
32682 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
32683 (build_insn_chain): Ditto. Make it static.
32684 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
32685 Rename to init_live_subregs.
32686 (gate_ira): Remove flag_ira.
32688 * regclass.c: Rename reginfo.c. Change file description.
32689 (FORBIDDEN_INC_DEC_CLASSES): Remove.
32690 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
32691 (init_reg_sets_1): Remove code for evaluation of
32692 reg_class_superclasses and losing_caller_save_reg_set.
32693 (init_regs): Remove init_reg_autoinc.
32694 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
32695 ok_for_base_p_nonstrict): Remove.
32696 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
32697 (pass_regclass_init): Rename to pass_reginfo_init. Modify
32698 corresponding entries.
32699 (dump_regclass, record_operand_costs, scan_one_insn,
32700 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
32701 record_address_regs, auto_inc_dec_reg_p): Remove.
32702 (gt-regclass.h): Rename to gt-reginfo.h.
32704 * rtl.h (dump_global_regs, retry_global_alloc,
32705 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
32707 * Makefile.in (RA_H): Remove.
32708 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
32709 Rename regclass.o to reginfo.o.
32710 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
32712 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
32713 (GTFILES): Rename regclass.c to reginfo.c.
32715 * passes.c (init_optimization_passes): Remove pass_local_alloc and
32716 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
32718 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
32719 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
32721 (finish_spills): Ditto. Remove code for !flag_ira.
32723 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
32725 PR middle-end/35854
32726 * doc/invoke.texi (rtl debug options): Complete rewrite.
32727 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
32729 * mode-switching.c (pass_mode_switching): Rename pass from
32730 "mode-sw" to "mode_sw".
32731 * except.c (pass_convert_to_eh_ranges): Rename pass from
32732 "eh-ranges" to "eh_ranges".
32733 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
32737 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
32738 Alexander Monakov <amonakov@ispras.ru>
32740 PR middle-end/38857
32741 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
32743 (move_exprs_to_boundary): Change return type and pass through
32744 should_move from move_op. Relax assert. Update usage ...
32745 (schedule_expr_on_boundary): ... here. Use should_move instead of
32747 (move_op_orig_expr_found): Indicate that insn was disconnected from
32749 (code_motion_process_successors): Do not call after_merge_succs
32750 callback if original expression was not found when traversing any of
32752 (code_motion_path_driver): Change return type. Update prototype.
32753 (move_op): Update comment. Add a new parameter (should_move). Update
32754 prototype. Set *should_move based on indication provided by
32755 move_op_orig_expr_found.
32757 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
32759 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
32760 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
32761 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
32762 * config/rs6000/rs6000.c (rs6000_override_options): Default
32763 avoid-indexed-addresses on for Power6, off for everything else.
32764 (avoiding_indexed_address_p): New function.
32765 (rs6000_legitimize_address): Use it.
32766 (rs6000_legitimate_address): Likewise.
32767 * config/rs6000/rs6000.md (movXX_updateX): Likewise
32769 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
32771 PR tree-optimization/38997
32772 * tree-loop-distribution.c (generate_memset_zero): Use
32773 POINTER_PLUS_EXPR for a pointer addition.
32775 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
32777 * config/s390/s390.md (bswap<mode>2): New pattern added.
32779 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32781 * config/s390/s390.md (*tls_load_31): Added type attribute.
32783 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32785 * config/s390/s390.md: Fix a few comments.
32787 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
32789 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
32790 (*tm<mode>_full): Fixed z10prop attribute.
32791 (*tst<mode>_extimm): Fixed z10prop attribute.
32792 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
32793 (*tstqiCCT_cconly): Fixed z10prop attribute.
32794 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
32795 (*movsi_larl): Fixed z10prop attribute.
32796 (*movsi_zarch): Fixed z10prop attribute.
32797 (*movsi_eas): Fixed z10prop attribute.
32798 (*movhi): Fixed z10prop attribute.
32799 (*movqi): Fixed z10prop attribute.
32800 (*movstrictqi): Fixed z10prop attribute.
32801 (*mov<mode>): Fixed z10prop attribute.
32802 (*movcc): Fixed z10prop attribute.
32803 (*sethighpartdi_64): Fixed z10prop attribute.
32804 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
32805 (*negdi2_sign_cc): Fixed z10prop attribute.
32806 (*negdi2_sign): Fixed z10prop attribute.
32807 (*absdi2_sign_cc): Fixed z10prop attribute.
32808 (*absdi2_sign): Fixed z10prop attribute.
32809 (*negabsdi2_sign_cc): Fixed z10prop attribute.
32810 (*negabsdi2_sign): Fixed z10prop attribute.
32811 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
32812 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
32813 (doloop_si64): Fixed z10prop attribute.
32814 (doloop_si31): Fixed z10prop attribute.
32815 (doloop_long): Fixed z10prop attribute.
32816 (indirect_jump): Fixed z10prop attribute.
32817 (nop): Fixed z10prop attribute.
32818 (main_base_64): Fixed z10prop attribute.
32819 (reload_base_64): Fixed z10prop attribute.
32821 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32823 PR rtl-optimization/38740
32824 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
32826 * config/mips/mips.c (mips_reorg): Likewise.
32828 2009-01-28 Richard Guenther <rguenther@suse.de>
32830 PR tree-optimization/38926
32831 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
32832 with the correct value id to a value.
32833 (do_regular_insertion): Use the value number of edoubleprime
32834 for the value number of the expr.
32837 2008-08-21 Richard Guenther <rguenther@suse.de>
32839 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
32840 a PHI ask VN if it is already available.
32841 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
32842 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
32844 2009-01-28 Jakub Jelinek <jakub@redhat.com>
32846 PR middle-end/38934
32847 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
32848 set to varying whenever max has TREE_OVERFLOW set, similarly
32849 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
32851 2009-01-28 Richard Guenther <rguenther@suse.de>
32853 PR middle-end/38908
32854 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
32855 uninitialized aggregate uses in call arguments.
32857 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
32859 PR tree-optimization/38984
32860 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
32861 the nothing_id variable if -fno-delete-null-pointer-checks.
32863 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
32866 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
32867 (set_got_offset_rex64): Ditto.
32869 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
32872 * doc/extend.texi: Improve local variable with asm reg.
32874 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
32876 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
32877 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
32878 was not supplied then set warn_packed_bitfield_compat to the
32879 default value of 1.
32880 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
32883 2009-01-27 Richard Guenther <rguenther@suse.de>
32885 PR tree-optimization/38503
32886 * cfgexpand.c (expand_gimple_basic_block): Ignore
32887 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
32888 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
32889 variables that cannot have TBAA applied.
32890 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
32893 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
32895 PR middle-end/38969
32896 * calls.c (initialize_argument_information): Do not wrap complex
32897 arguments in SAVE_EXPR.
32899 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
32901 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
32902 (INSTALL_LIBGCC): Revert typo commit.
32904 2009-01-26 Richard Guenther <rguenther@suse.de>
32906 PR tree-optimization/38745
32907 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
32908 from special handling.
32910 2009-01-26 Richard Guenther <rguenther@suse.de>
32912 PR tree-optimization/38745
32913 * tree-ssa.c (execute_update_addresses_taken): Do not include
32914 variables that cannot possibly be a register in not_reg_needs.
32915 Do not clear TREE_ADDRESSABLE on vars that may not become
32917 * tree-ssa.c (update_alias_info_1): Include those in the set
32918 of addressable vars.
32920 2009-01-26 Richard Guenther <rguenther@suse.de>
32922 PR middle-end/38851
32923 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
32924 * tree-ssa-dse.c: Include langhooks.h
32925 (execute_simple_dse): Remove stores with zero size.
32927 2009-01-24 Jakub Jelinek <jakub@redhat.com>
32930 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
32933 2009-01-24 Julian Brown <julian@codesourcery.com>
32935 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
32936 config/arm/linux-atomic.c.
32937 * config/arm/linux-atomic.c: New.
32939 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
32941 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
32942 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
32943 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
32945 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
32948 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
32951 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
32953 PR tree-optimization/38953
32954 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
32955 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
32956 (gloog): Split the exit of the scop when the scop exit is a loop exit.
32957 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
32960 2009-01-24 Paul Brook <paul@codesourcery.com>
32962 * config/arm/neon.md (neon_type): Move to arm.md.
32963 (neon_mov<VSTRUCT>): Add neon_type attribute.
32964 * config/arm/arm.md (neon_type): Move to here.
32965 (conds): Add "unconditioal" and use as default for NEON insns.
32967 2009-01-24 Ben Elliston <bje@au.ibm.com>
32969 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
32970 void *' warning from -Wc++-compat.
32971 * Makefile.in (dominance.o-warn): Remove.
32973 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
32975 PR tree-optimization/38932
32976 * fold-const.c (fold_unary_ignore_overflow): New.
32977 * tree.h (fold_unary_ignore_overflow): Declare.
32978 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
32979 * tree-ssa-sccvn.c (visit_reference_op_load,
32980 simplify_unary_expression): Likewise.
32982 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
32984 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
32985 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
32986 regardless of their type.
32987 * c-common.c (handle_packed_attribute): Don't ignore packed on
32989 * c.opt (Wpacked-bitfield-compat): New warning option.
32990 * stor-layout.c (place_field): Warn if offset of a field changed.
32991 * doc/extend.texi (packed): Mention the ABI change.
32992 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
32993 (Warning Options): Add it to the list.
32995 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
32997 * c-opts.c (c_common_post_options): Fix a typo in comments.
32999 2009-01-22 Steve Ellcey <sje@cup.hp.com>
33001 PR middle-end/38615
33002 * gimplify.c (gimplify_init_constructor): Fix promotion of const
33003 variables to static.
33004 * doc/invoke.texi (-fmerge-all-constants): Update description.
33006 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
33009 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33010 (*movdi_1_rex64): Use type "mmx" for alternative 5.
33012 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
33014 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33016 (LOCAL_ALIGNMENT): Similarly.
33018 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33019 Joseph Myers <joseph@codesourcery.com>
33021 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33022 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33023 * config/arm/arm-tune.md: Regenerate.
33024 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33027 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33029 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33030 version number to five.
33032 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33035 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33036 * c-common.c (set_underlying_type): Likewise.
33037 (is_typedef_decl ): Likewise
33039 (set_underlying_type): Likewise.
33040 (is_typedef_type): Likewise.
33042 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33044 PR middle-end/38587
33045 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33048 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33051 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33052 (LIBGCC_SPEC): Don't define.
33053 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33055 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33057 PR rtl-optimization/38879
33058 * alias.c (base_alias_check): Unaligned access via AND address can
33059 alias all surrounding object types except those with sizes equal
33060 or wider than the size of unaligned access.
33062 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33065 * c-decl.c (clone_underlying_type): Move this ...
33066 * c-common.c (set_underlying_type): ... here.
33067 Also, make sure the function properly sets TYPE_STUB_DECL() on
33068 the newly created typedef variant type.
33069 (is_typedef_decl ): New entry point.
33070 * tree.h: Added a new member member_types_needing_access_check to
33071 struct tree_decl_non_common.
33072 (set_underlying_type): New entry point.
33073 (is_typedef_type): Likewise.
33075 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33077 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33078 Check whether two instructions have memory references that
33079 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33080 are helper functions for traversing.
33081 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33082 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33083 not to draw dependency edge for instructions with non-conflicting
33086 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33089 * longlong.h: Update copyright years. Use soft-fp license notice.
33090 Sync __clz_tab declaration with glibc.
33092 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33095 * doc/extend.texi (syscall_linkage): New.
33096 (version_id): Modify.
33098 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33099 Richard Guenther <rguenther@suse.de>
33101 PR tree-optimization/38747
33102 PR tree-optimization/38748
33103 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33104 conversion if the base address is an indirect reference and the
33105 aliasing sets could cause issues.
33107 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33109 * common.opt (fgraphite, fgraphite-identity): Add comment for
33110 explaining why these options are not documented.
33112 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33114 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33115 gimple_call_lhs is NULL.
33117 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33120 * emit-rtl.c (adjust_address_1): Make sure memref is never
33123 2009-01-20 Ben Elliston <bje@au.ibm.com>
33125 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33126 const qualifier from arg parameter. Remove unnecessary cast to char *.
33127 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33128 const qualifier from arg 2.
33130 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33132 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33134 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33137 * rtl.h (reinit_regs): New prototype.
33138 * regclass.c: Include ira.h.
33139 (reinit_regs): New.
33140 * Makefile.in (regclass.o): Add ira.h.
33141 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33143 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33146 * c-common.c (handle_aligned_attribute): Use
33147 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33148 default alignment value.
33150 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33152 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33153 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33155 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33156 __BIGGEST_ALIGNMENT__.
33158 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33160 2009-01-18 Richard Guenther <rguenther@suse.de>
33162 PR tree-optimization/38819
33163 * tree-flow.h (operation_could_trap_helper_p): Declare.
33164 * tree-eh.c (operation_could_trap_helper_p): Export.
33165 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33166 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33167 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33168 are about to insert a possibly trapping instruction and fail
33171 2009-01-18 Andreas Schwab <schwab@suse.de>
33173 * doc/install.texi (Configuration): Remove obsolete paragraph
33174 about use of --with-gnu-ld with --with-gnu-as.
33176 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33178 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33179 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33180 Follow spelling conventions.
33182 2009-01-18 Ben Elliston <bje@au.ibm.com>
33184 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33185 C++ warning about implicit conversion from void * to struct
33187 (bitmap_obstack_free): Likewise for bitmap_element *.
33188 * Makefile.in (bitmap.o-warn): Remove.
33190 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33192 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33194 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33195 Tobias Grosser <tobi.grosser@amd.com>
33197 * graphite.c (graphite_trans_scop_block): Do not block single
33200 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33202 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33203 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33204 test with assertion.
33206 2009-01-16 Richard Guenther <rguenther@suse.de>
33208 PR tree-optimization/38835
33209 PR middle-end/36227
33210 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33211 and INT + PTR -> (INT)(PTR p+ INT) folding.
33212 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33214 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33217 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33218 the subreg from a lowpart subreg if it is also casting the value.
33220 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33221 Tobias Grosser <tobi.grosser@amd.com>
33223 * graphite.c (compare_prefix_loops): New.
33224 (build_scop_canonical_schedules): Rewritten.
33225 (graphite_transform_loops): Move build_scop_canonical_schedules
33226 after build_scop_iteration_domain.
33228 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33229 Tobias Grosser <tobi.grosser@amd.com>
33231 * graphite.c (add_conditions_to_domain): Add the loops to
33232 the dimension of the iteration domain. Do copy the domain
33233 only when it exists.
33234 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33235 (add_conditions_to_constraints): New.
33236 (can_generate_code_stmt, can_generate_code): Removed.
33237 (gloog): Do not call can_generate_code.
33238 (graphite_transform_loops): Call add_conditions_to_constraints
33239 after building the iteration domain.
33241 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33243 PR tree-optimization/38789
33244 * tree-ssa-threadedge.c
33245 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33246 __builtin_constant_p.
33248 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33250 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33251 examined before deleting them.
33253 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33255 * function.c (aggregate_value_p): Correctly extract the function
33256 type from CALL_EXPR_FN lookup.
33258 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33260 * config/picochip/picochip.c (picochip_override_options): Revert
33261 CFI asm flag disable commited previously.
33263 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33264 Tobias Grosser <tobi.grosser@amd.com>
33265 Jan Sjodin <jan.sjodin@amd.com>
33267 * graphite.c (scan_tree_for_params): On substractions negate
33268 all the coefficients of the term.
33269 (clast_to_gcc_expression_red): New. Handle reduction expressions
33270 of more than two operands.
33271 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33272 (get_vdef_before_scop): Handle also the case of default definitions.
33274 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33276 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33277 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33278 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33280 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33281 Joey Ye <joey.ye@intel.com>
33283 PR middle-end/37843
33284 * cfgexpand.c (expand_stack_alignment): Don't update stack
33285 boundary nor check incoming stack boundary here.
33286 (gimple_expand_cfg): Update stack boundary and check incoming
33287 stack boundary here.
33289 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33291 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33293 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33295 PR rtl-optimization/38245
33296 * calls.c (expand_call): Add stack arguments to
33297 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33298 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33299 in regs and partially in memory or BLKmode arguments.
33300 (emit_library_call_value_1): Add stack arguments to
33301 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33302 ACCUMULATE_OUTGOING_ARGS).
33303 * dce.c: Include tm_p.h.
33304 (find_call_stack_args): New function.
33305 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33307 (mark_insn): Call find_call_stack_args for CALL_Ps.
33308 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33309 forwards. Allocate and free arg_stores bitmap if needed, pass it
33310 down to deletable_insn_p, don't mark stores set in arg_stores
33311 bitmap, clear the bitmap at the beginning of each bb.
33312 * Makefile.in (dce.o): Depend on $(TM_P_H).
33314 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33317 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33318 to make sure the insn is a conditional test (bug 22599). Reformat a
33321 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33323 PR middle-end/38431
33324 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33325 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33326 (gloog): Do not call cleanup_tree_cfg.
33327 (graphite_transform_loops): Call cleanup_tree_cfg after all
33328 scops have been code generated.
33330 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33331 * doc/gty.texi (Invoking the garbage collector): Added new node
33332 and section documenting ggc_collect.
33334 2009-01-14 Richard Guenther <rguenther@suse.de>
33336 PR tree-optimization/38826
33337 PR middle-end/38477
33338 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33339 initialization notes only if we actually emitted a warning.
33340 (intra_create_variable_infos): Add constraints for a result decl
33341 that is passed by hidden reference.
33342 (build_pred_graph): Mark all related variables non-direct on
33345 2009-01-14 Nick Clifton <nickc@redhat.com>
33347 * ira-conflicts.c: Include addresses.h for the definition of
33349 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33350 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33352 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33355 * Makefile.in (ira-lives.o): Add except.h.
33357 * ira-lives.c: Include except.h.
33358 (process_bb_node_lives): Process can_throw_internal.
33360 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33362 PR rtl-optimization/38774
33363 * combine.c (simplify_set): When undoing cc_use change, don't do
33364 PUT_CODE on the newly created comparison, but instead put back the
33367 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33369 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33370 values. Remove duplicate arm8 entry.
33372 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33374 PR tree-optimization/38786
33375 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33376 the SSA_NAME case of expand_scalar_variables_expr.
33377 Set the type of an expression to the type of its assign statement.
33378 (expand_scalar_variables_expr): Also gather the scalar computation
33379 used to index the memory access. Do not pass loop_p.
33380 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33381 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33382 the gimple_stmt_iterator where it inserts new code.
33383 Do not pass loop_p.
33384 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33385 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33387 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33389 * graphite.h (debug_value): Removed.
33390 * graphite.c (debug_value): Removed.
33392 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33394 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33395 ldrd/strd with two 32-bit instructions.
33397 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33399 * config/arm/arm.c (struct processors): Pass for speed down into
33400 cost helper functions.
33401 (const_ok_for_op): Handle COMPARE and inequality nodes.
33402 (arm_rtx_costs_1): Rewrite.
33403 (arm_size_rtx_costs): Update prototype.
33404 (arm_rtx_costs): Pass speed down to helper functions.
33405 (arm_slowmul_rtx_costs): Rework cost calculations.
33406 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33407 (arm_9e_rtx_costs): Likewise.
33409 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33411 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33412 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33413 (alpha_legitimize_address): Do not split local symbols wider than
33414 UNITS_PER_WORD into HIGH/LO_SUM parts.
33416 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33419 * gcc.c (process_command): Replace call to execvp with calls
33420 to pex_one and exit.
33422 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33425 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33426 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33427 variant for devices with 3-byte PC.
33428 (__tablejump_elpm__): New.
33430 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33433 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33434 offsetof member-designator, handle it as `[0].'.
33436 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33438 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33439 function when not using named sections on targets with named sections
33440 if branch distance is less than 262132.
33442 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33444 * combine.c (combine_instructions): Recompute
33445 optimize_this_for_speed_p for each BB in the main combine loop.
33447 2009-01-12 Tomas Bily <tbily@suse.cz>
33450 * tree-loop-distribution.c (prop_phis): New function.
33451 (generate_builtin): Call prop_phis.
33453 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33455 PR tree-optimization/38807
33456 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33457 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33459 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33461 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33462 subreg of op0 to the original op0.
33464 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33466 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33468 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33471 * mips-tfile.c (parse_def): Fix parsing of def strings
33472 starting with digits.
33474 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33477 * config/arm/arm.c (arm_is_long_call_p): Don't call
33478 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33480 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33482 * regrename.c (regrename_optimize): Fix dumping.
33483 (find_oldest_value_reg): Preserve REG_POINTER.
33484 (copy_hardreg_forward_1): Likewise.
33486 2009-01-09 Diego Novillo <dnovillo@google.com>
33488 * gimple.h (struct gimple_statement_base) <uid>: Document
33489 the restrictions on its use.
33490 (gimple_uid): Tidy.
33491 (gimple_set_uid): Tidy.
33493 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33495 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33496 zero guard even if align_bytes != 0 and count is smaller than
33499 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33501 PR rtl-optimization/38495
33502 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33503 (add_range_and_copies_from_move_list): Print all added ranges.
33504 Add ranges to memory optimized destination.
33506 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33510 * config/i386/i386.c (override_options): Reject
33511 -mstringop-strategy=rep_8byte with -m32.
33512 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33513 to 1. Do count comparison against epilogue_size_needed at compile
33514 time even when count_exp was constant forced into register. For
33515 size_needed don't jump to epilogue, instead just avoid aligning
33516 and invoke the body algorithm. If need_zero_guard, add zero guard
33517 even if count is non-zero, but smaller than size_needed + number of
33518 bytes that could be stored for alignment.
33519 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33520 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33521 but smaller than size_needed + number of bytes that could be stored
33522 for alignment. Compare size_needed with epilogue_size_needed instead
33523 of desired_align - align, don't adjust size_needed, pass
33524 epilogue_size_needed to the epilogue expanders.
33527 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33529 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33531 * pa.c (last_address): Change to unsigned.
33532 (update_total_code_bytes): Change argument to unsigned. Don't
33533 check if insn addresses are set.
33534 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33535 addresses are not set.
33536 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33538 2009-01-09 Nick Clifton <nickc@redhat.com>
33540 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33541 DECL_DECLARED_INLINE_P.
33543 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33545 PR middle-end/38347
33546 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33547 GET_MODE (op0) in operand_subword_force calls.
33549 PR middle-end/38771
33550 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33551 fold_convert arg0 operands to TREE_TYPE (op0) first.
33553 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33555 * params.def (ira-max-conflict-table-size): Decrease default value
33558 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33560 PR tree-optimization/37031
33561 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33563 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33564 allocate it using gc instead of heap, use VEC_quick_push instead of
33566 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33567 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33568 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33569 allocated vector from heap allocated.
33570 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33571 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33572 vector only after perfect_loop_nest_depth call.
33574 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33575 Jan Sjodin <jan.sjodin@amd.com>
33577 PR tree-optimization/38559
33578 * graphite.c (debug_value, copy_constraint,
33579 swap_constraint_variables, scale_constraint_variable, ): New.
33580 (get_lower_bound, get_upper_bound): Removed.
33581 (graphite_trans_bb_strip_mine): Clean up this code that works
33582 only for constant number of iterations. Fully copy upper and
33583 lower bound constraints, not only the constant part of them.
33584 * graphite.h (debug_value): Declared.
33586 2009-01-08 Ira Rosen <irar@il.ibm.com>
33588 PR tree-optimization/37194
33589 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33590 Don't add the cost of cost model guard in prologue to scalar
33591 outside cost in case of known number of iterations.
33593 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33594 Alan Modra <amodra@bigpond.net.au>
33596 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33597 non-word-aligned REG+CONST addressing.
33599 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33602 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33603 free_after_compilation when outputting a thunk.
33604 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33605 Do not call free_after_compilation here.
33607 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33609 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33610 (ix86_valid_target_attribute_inner_p): Ditto.
33612 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33614 PR tree-optimization/38492
33615 PR tree-optimization/38498
33616 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33617 * tree-chrec.h (scev_is_linear_expression): Declared.
33618 * graphite.c (graphite_cannot_represent_loop_niter): New.
33619 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
33620 (graphite_loop_normal_form): Use gcc_assert.
33621 (scan_tree_for_params): Use CASE_CONVERT.
33622 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
33623 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
33624 Use gcc_assert. Discard scops that contain unhandled cases.
33625 (build_scop_conditions): Return a boolean status for unhandled cases.
33626 (strip_mine_profitable_p): Print the loop number, not its depth.
33627 (is_interchange_valid): Pass the depth of the loop nest, don't
33628 recompute it wrongly.
33629 (graphite_trans_bb_block): Same.
33630 (graphite_trans_bb_block): Print tentative of loop blocking.
33631 (graphite_trans_scop_block): Do not print that the loop has been
33633 (graphite_transform_loops): Do not handle scops that contain condition
33636 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
33638 AVX Programming Reference (December, 2008)
33639 * config/i386/avxintrin.h (_mm256_stream_si256): New.
33640 (_mm256_stream_pd): Likewise.
33641 (_mm256_stream_ps): Likewise.
33643 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
33644 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
33645 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
33646 (bdesc_special_args): Add __builtin_ia32_movntdq256,
33647 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
33648 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
33649 (ix86_expand_special_args_builtin): Likewise.
33651 * config/i386/sse.md (AVXMODEDI): New.
33652 (avx_movnt<mode>): Likewise.
33653 (avx_movnt<mode>): Likewise.
33654 (<sse>_movnt<mode>): Remove AVX support.
33655 (sse2_movntv2di): Likewise.
33657 2009-01-07 Richard Guenther <rguenther@suse.de>
33659 PR middle-end/38751
33660 * fold-const.c (extract_muldiv): Remove obsolete comment.
33661 (fold_plusminus_mult_expr): Undo MINUS_EXPR
33662 to PLUS_EXPR canonicalization for the canonicalization.
33664 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
33666 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
33667 hosted cross-compilers generating less efficient code.
33669 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33671 * function.h (rtl_data): Add a dbr_scheduled_p field.
33672 * reorg.c (dbr_schedule): Set it.
33673 (gate_handle_delay_slots): Check it.
33674 * config/mips/mips.c (mips_base_delayed_branch): Delete.
33675 (mips_reorg): Check flag_delayed_branch instead of
33676 mips_base_delayed_branch.
33677 (mips_override_options): Don't set mips_base_delayed_branch
33678 or flag_delayed_branch.
33680 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
33682 PR rtl-optimization/38426.
33683 * ira.c (ira): Set current_function_is_leaf earlier.
33685 2009-01-06 Jakub Jelinek <jakub@redhat.com>
33687 PR rtl-optimization/38722
33688 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33689 too early, only set a flag and modify after last possible
33692 2009-01-06 Janis Johnson <janis187@us.ibm.com>
33695 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33696 * real.c (decimal_single_format): Correct values of emin and emax.
33697 (decimal_double_format): Ditto.
33698 (decimal_quad_format): Ditto.
33699 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
33700 computation of DECnn_MIN and DECnn_MAX for corrected values of
33701 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
33702 __DECnn_MIN__, and adjust its computation for the corrected value
33705 2009-01-06 Jan Hubicka <jh@suse.cz>
33708 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
33710 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33712 * doc/contrib.texi (Contributors): Slightly adjust the end note.
33713 Add Robert Clark to the list of testers.
33715 2009-01-06 Jan Hubicka <jh@suse.cz>
33716 Kai Tietz <kai.tietz@onevision.com>
33718 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
33719 * config/i386/i386.c (ix86_expand_call): Add clobbers.
33721 2009-01-06 Jan Hubicka <jh@suse.cz>
33722 Kai Tietz <kai.tietz@onevision.com>
33724 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
33726 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
33727 (ix86_nsaved_regs): Count only general purpose regs.
33728 (ix86_nsaved_sseregs): New.
33729 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
33730 to 16 for w64; compute padding and size of sse reg save area.
33731 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
33732 general purpose regs.
33733 (ix86_emit_save_sse_regs_using_mov): New.
33734 (ix86_expand_prologue): Save SSE regs if needed.
33735 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
33736 (ix86_emit_restore_sse_regs_using_mov): New.
33737 (ix86_expand_epilogue): Save SSE regs if needed.
33739 2009-01-06 Jan Hubicka <jh@suse.cz>
33740 Kai Tietz <kai.tietz@onevision.com>
33742 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
33743 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
33744 functions when accumulate outgoing args is off.
33746 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33749 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
33750 before using pseudos_have_intersected_live_ranges_p.
33752 * ira-int.h (ira_assert): Always define.
33754 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
33756 AVX Programming Reference (December, 2008)
33757 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
33758 (_mm256_permute2_pd): Likewise.
33759 (_mm_permute2_ps): Likewise.
33760 (_mm256_permute2_ps): Likewise.
33761 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
33762 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
33764 * config/i386/i386.c (ix86_builtins): Remove
33765 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
33766 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
33767 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
33768 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
33769 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
33770 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
33771 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
33772 __builtin_ia32_vpermil2ps256.
33773 (ix86_init_mmx_sse_builtins): Updated.
33774 (ix86_expand_args_builtin): Likewise.
33776 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33778 * pa.c (output_call): Relocate non-jump insns in the delay slot of
33779 long absolute calls when generating PA 2.0 code.
33781 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
33783 PR rtl-optimization/38583
33784 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
33786 * params.def (ira-max-conflict-table-size): New.
33788 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
33790 * ira.h (ira_conflicts_p): New external definition.
33792 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
33793 table. Report this. Return result of building.
33794 (ira_build_conflicts): Use ira_conflicts_p. Check result of
33795 building conflict table.
33797 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
33798 (ira_color): Use ira_conflicts_p.
33800 * global.c: Include ira.h.
33801 (pseudo_for_reload_consideration_p, build_insn_chain): Use
33804 * Makefile.in (global.o): Add ira.h.
33806 * ira-build.c (mark_all_loops_for_removal,
33807 propagate_some_info_from_allocno): New.
33808 (remove_unnecessary_allocnos): Call
33809 propagate_some_info_from_allocno.
33810 (remove_low_level_allocnos): New.
33811 (remove_unnecessary_regions): Add parameter. Call
33812 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
33813 parameter to remove_unnecessary_regions.
33814 (ira_build): Remove all regions but root if the conflict table was
33815 not built. Update conflict hard regs for allocnos crossing calls.
33817 * ira.c (ira_conflicts_p): New global.
33818 (ira): Define and use ira_conflicts_p.
33820 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33821 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
33822 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
33824 2009-01-06 Ben Elliston <bje@au.ibm.com>
33826 * gengtype-lex.l (YY_NO_INPUT): Define.
33828 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
33831 * c-common.c (handle_vector_size_attribute): Also reject
33832 BOOLEAN_TYPE types.
33834 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
33836 PR tree-optimization/38492
33837 * graphite.c (rename_map_elt, debug_rename_elt,
33838 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
33839 rename_map_elt_info, eq_rename_map_elts,
33840 get_new_name_from_old_name, bb_in_sese_p): Moved around.
33841 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
33842 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
33843 (sese_build_livein_liveouts): New.
33844 (new_sese, free_sese): New.
33845 (new_scop): Call new_sese.
33846 (free_scop): Call free_sese.
33847 (rename_variables_from_edge, rename_phis_end_scop): Removed.
33848 (register_old_new_names): Renamed register_old_and_new_names.
33849 (register_scop_liveout_renames, add_loop_exit_phis,
33850 insert_loop_close_phis, struct igp,
33851 default_liveout_before_guard, add_guard_exit_phis,
33852 insert_guard_phis, copy_renames): New.
33853 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
33854 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
33855 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
33856 (scop_adjust_phis_for_liveouts): New.
33857 (gloog): Call scop_adjust_phis_for_liveouts.
33859 * graphite.h (struct sese): Documented. Added fields liveout,
33860 num_ver and livein.
33861 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
33862 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
33863 (struct scop): Added field liveout_renames.
33864 (SCOP_LIVEOUT_RENAMES): New.
33866 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33868 PR tree-optimization/38510
33869 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
33870 (translate_clast): Call recompute_all_dominators before
33872 (gloog): Call recompute_all_dominators before graphite_verify.
33874 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
33875 Jan Sjodin <jan.sjodin@amd.com>
33877 PR tree-optimization/38500
33878 * graphite.c (create_sese_edges): Call fix_loop_structure after
33881 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
33883 * config.gcc: Add m32r*-*-rtems*.
33884 * config/m32r/rtems.h: New file.
33886 2009-01-05 Ben Elliston <bje@au.ibm.com>
33888 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
33889 (.po.pox): Likewise.
33890 (po/gcc.pot): Likewise.
33892 2009-01-04 David S. Miller <davem@davemloft.net>
33894 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
33895 (STARTING_FRAME_OFFSET): Always set to zero.
33897 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33899 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
33900 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
33901 fixed-point types, and vectors of the same.
33903 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
33905 * config/mips/sync.md (*mb_barrier): Rename to...
33906 (*memory_barrier): ...this.
33908 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
33910 * doc/extend.texi (Function Attributes): Move @cindex after @item
33911 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
33912 and put in alphabetical order. Fix 'target' name and put in order.
33913 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
33916 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
33918 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
33919 (memory_barrier): Expand as unspec instead of unspec_volatile.
33920 Remove mem:BLK from insn operands. Use Pmode scratch register.
33921 (*memory_barrier): Define as unspec instead of unspec_volatile.
33922 Use (match_dup 0) as input operand.
33924 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
33925 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
33926 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
33927 scratch register. Remove operand 1.
33928 (*stbar): Define as unspec instead of unspec_volatile.
33929 Use (match_dup 0) as input operand, remove (const_int 8).
33930 (*membar): Define as unspec instead of unspec_volatile.
33931 Use (match_dup 0) as input operand, remove input operand 2.
33933 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
33934 (memory_barrier): Expand as unspec instead of unspec_volatile.
33935 Remove mem:BLK from insn operands. Use Pmode scratch register.
33936 (*memory_barrier): Define as unspec instead of unspec_volatile.
33937 Use (match_dup 0) as input operand.
33939 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
33940 Remove mem:BLK from insn operands. Use Pmode scratch register.
33941 Set volatile flag on operand 0.
33942 (*memory_barrier): New insn pattern.
33944 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
33946 (*memory_barrier): Use (match_dup 0) as input operand.
33948 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
33949 Remove mem:BLK from insn operands. Use Pmode scratch register.
33950 Set volatile flag on operand 0.
33951 (*mb_internal): New insn pattern.
33953 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
33955 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33957 PR middle-end/38586
33958 * function.c (struct temp_slot): Move to the section of the file
33959 that deals with temp slots. Remove field 'address'.
33960 (temp_slot_address_table): New hash table of address -> temp slot.
33961 (struct temp_slot_address_entry): New struct, items for the table.
33962 (temp_slot_address_compute_hash, temp_slot_address_hash,
33963 temp_slot_address_eq, insert_temp_slot_address): Support functions
33965 (find_temp_slot_from_address): Rewrite to use the new hash table.
33966 (remove_unused_temp_slot_addresses): Remove addresses of temp
33967 slots that have been made available.
33968 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
33969 worker function for remove_unused_temp_slot_addresses.
33970 (assign_stack_temp_for_type): Don't clear the temp slot address list.
33971 Add the temp slot address to the address -> temp slot map.
33972 (update_temp_slot_address): Update via insert_temp_slot_address.
33973 (free_temp_slots): Call remove_unused_temp_slot_addresses.
33974 (pop_temp_slots): Likewise.
33975 (init_temp_slots): Allocate the address -> temp slot map, or empty
33976 the map if it is already allocated.
33977 (prepare_function_start): Initialize temp slot processing.
33979 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
33981 PR middle-end/38584
33982 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
33983 Calculate the size of all stack vars assuming no packing of stack
33984 vars will happen, replacing a quadratic algorithm with a linear one.
33986 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33989 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
33992 2009-01-03 Diego Novillo <dnovillo@google.com>
33994 * doc/contrib.texi: Update contributions.
33996 2009-01-03 Jakub Jelinek <jakub@redhat.com>
33999 * builtins.c (fold_builtin_memory_op): Give up if either operand
34000 is volatile. Set srctype or desttype to non-qualified version
34004 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34005 and FUNCTION_DECLs.
34007 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
34009 PR rtl-optimization/35805
34010 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34011 problem if fast dce is able to remove any instructions.
34012 * dce.c (dce_process_block): Fix dump message.
34014 2009-01-02 Mark Mitchell <mark@codesourcery.com>
34017 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
34019 2009-01-02 Jakub Jelinek <jakub@redhat.com>
34021 PR middle-end/38690
34022 * tree-flow.h (op_code_prio, op_prio): New prototypes.
34023 * tree-pretty-print.c (op_code_prio): New function.
34024 (op_prio): No longer static. Use op_code_prio.
34025 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34026 Use op_prio and op_code_prio to determine if () should be
34027 printed around operand(s) or not.
34029 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34030 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34031 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34032 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34033 pp_character instead of pp_string for single letter printing.
34035 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34037 * doc/extend.texi: Fix '#pragma GCC option' typo.
34039 2009-01-02 Richard Guenther <rguenther@suse.de>
34041 * doc/install.texi (--enable-checking): Mention different
34042 default for stage1.
34043 (--enable-stage1-checking): Document.
34045 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34047 PR middle-end/30142
34048 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34049 case to be an error.
34051 2009-01-02 Ben Elliston <bje@au.ibm.com>
34053 * config/fp-bit.h (pack_d): Constify argument.
34054 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34055 (isnan): Constify argument.
34057 (iszero): Likewise.
34058 (pack_d): Likewise.
34059 (_fpadd_parts): Constify return type.
34060 (_fpmul_parts): Likewise.
34061 (_fpdiv_parts): Likewise.
34063 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34066 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34067 warn about overwriting initializer with side-effects or
34068 -Woverride-init if !IMPLICIT.
34069 (output_init_element): Likewise. Pass IMPLICIT down to
34071 (process_init_element): Add IMPLICIT argument. Pass it down
34072 to output_init_element.
34073 (push_init_element, pop_init_level, set_designator): Adjust
34074 process_init_element callers.
34075 (set_nonincremental_init, set_nonincremental_init_from_string):
34076 Adjust add_pending_init callers.
34077 (output_pending_init_elements): Adjust output_init_element callers.
34078 * c-tree.h (process_init_element): Adjust prototype.
34079 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34080 process_init_element callers.
34083 Copyright (C) 2009 Free Software Foundation, Inc.
34085 Copying and distribution of this file, with or without modification,
34086 are permitted in any medium without royalty provided the copyright
34087 notice and this notice are preserved.