1 2009-12-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * doc/extend.texi (Function Attributes, Extended Asm):
4 Replace TABs with spaces.
5 * doc/md.texi (Standard Names): Likewise.
6 * doc/plugins.texi (Plugins): Likewise.
8 * doc/c-tree.texi (Expression trees): Use @itemx for all but
9 the first item for merged items.
10 * doc/extend.texi (Variable Attributes): Likewise.
11 * doc/install.texi (Configuration): Likewise.
12 * doc/invoke.texi (RS/6000 and PowerPC Options, RX Options):
15 2009-12-15 Richard Guenther <rguenther@suse.de>
17 * tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET
19 (free_lang_data_in_type): Do not free TYPE_STUB_DECL if we
20 generate debug information.
21 (free_lang_data_in_decl): Do not free DECL_SIZE_UNIT,
22 DECL_SIZE, DECL_FIELD_OFFSET and DECL_FCONTEXT.
23 (free_lang_data): Do not disable debuginfo.
24 * lto-streamer-out.c (write_symbol_vec): Deal with
25 non-constant DECL_SIZE.
26 (pack_ts_base_value_fields): Write types with false
28 (lto_output_ts_type_tree_pointers): Stream TYPE_STUB_DECL.
29 * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Stream
31 * dwarf2out.c (add_pure_or_virtual_attribute): Check for
33 (gen_type_die_for_member): Test for TYPE_STUB_DECL.
34 * opts.c (decode_options): Do not disable var-tracking for lto.
35 * doc/invoke.texi (-flto): Document -flto vs. -g experimental
37 (-fwhopr): Document experimental status.
39 2009-12-15 Aldy Hernandez <aldyh@redhat.com>
42 * graphite-sese-to-poly.c (is_reduction_operation_p): Assert that
43 we are a GIMPLE_ASSIGN. Do not calculate rhs code twice.
44 (follow_ssa_with_commutative_ops): Return NULL on non assignment.
46 2009-12-15 Eric Botcazou <ebotcazou@adacore.com>
48 * config/rs6000/rs6000.md (probe_stack): Use an enclosing SET.
50 2009-12-15 Richard Guenther <rguenther@suse.de>
52 * gimple.h (compare_field_offset): Declare.
53 * gimple.c (compare_field_offset): Export.
54 * lto-streamer-in.c (input_gimple_stmt): Use compare_field_offset.
56 2009-12-15 Richard Guenther <rguenther@suse.de>
58 * lto-cgraph.c (lto_output_node): Also stream the alias
60 (input_node): Likewise.
62 2009-12-15 Paolo Bonzini <bonzini@gnu.org>
63 Shujing Zhao <pearly.zhao@oracle.com>
65 * intl.c (get_spaces): New.
66 * intl.h (get_spaces): New.
68 2009-12-14 Jakub Jelinek <jakub@redhat.com>
71 * config/i386/i386.c (ix86_expand_special_args_builtin): Avoid
72 using switch with CODE_FOR_lwp_lwp* cases.
74 * config/i386/i386-builtin-types.def (PVOID_FTYPE_VOID): Use
75 DEF_FUNCTION_TYPE (PVOID) instead of DEF_FUNCTION_TYPE (PVOID, VOID).
77 2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
79 * cfgexpand.c (expand_debug_expr) <INDIRECT_REF>: Remove overzealous
80 assertion and useless code.
81 <TARGET_MEM_REF>: Likewise.
83 2009-12-14 Alexandre Oliva <aoliva@redhat.com>
86 * dwarf2out.c (AT_loc_list_ptr): New.
87 (resolve_addr): Remove unresolved attributes and loc_list entries.
90 * dwarf2out.c (add_var_loc_to_decl): Don't drop initial empty
92 (new_loc_list): Drop gensym arg. Move generation of ll_symbol...
93 (gen_llsym): ... here. New function.
94 (add_loc_descr_to_loc_list): Removed.
95 (loc_descriptor): Infer mode from CONST_DOUBLEs and CONST_VECTORs.
96 (single_element_loc_list): Removed.
97 (dw_loc_list): Don't create entries without a location. Don't
98 special-case the first node of the list, only single nodes.
99 (single_element_loc_list_p): Simplify.
100 (loc_list_from_tree): Don't use DECL_RTL if loc_list is nonempty.
101 (add_location_or_const_value_attribute): Test var loc for NULL.
102 (convert_cfa_to_fb_loc_list): Adjust calls to new new_loc_list,
103 call gen_llsym if needed.
105 2009-12-14 Jakub Jelinek <jakub@redhat.com>
107 * cgraph.h (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
108 cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
110 * cgraph.c (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
111 cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
113 * except.h (set_nothrow_function_flags): Remove prototype.
114 * except.c (set_nothrow_function_flags): Use cgraph_set_nothrow_flag.
116 * ipa-pure-const.c (propagate): Use cgraph_set_nothrow_flag,
117 cgraph_set_readonly_flag, cgraph_set_pure_flag
118 and cgraph_set_looping_const_or_pure_flag.
119 (local_pure_const): Likewise.
121 2009-12-14 Jakub Jelinek <jakub@redhat.com>
122 Sebastian Pop <sebastian.pop@amd.com>
124 * config/i386/i386-builtin-types.def (PVOID): Declared.
125 (VOID_FTYPE_PVOID): Declared.
126 (PVOID_FTYPE_VOID): Declared.
127 (UCHAR_FTYPE_USHORT_UINT_USHORT): Removed.
128 (VOID_FTYPE_USHORT_UINT_USHORT): Removed.
129 * config/i386/i386.c (IX86_BUILTIN_LLWPCB16, IX86_BUILTIN_LLWPCB32,
130 IX86_BUILTIN_LLWPCB64, IX86_BUILTIN_SLWPCB16, IX86_BUILTIN_SLWPCB32,
131 IX86_BUILTIN_SLWPCB64, IX86_BUILTIN_LWPVAL16, IX86_BUILTIN_LWPINS16):
133 (IX86_BUILTIN_LLWPCB, IX86_BUILTIN_SLWPCB): New.
134 (bdesc_special_args): Adjust declaration of __builtin_ia32_llwpcb,
135 __builtin_ia32_slwpcb, __builtin_ia32_lwpval32,
136 __builtin_ia32_lwpval64, __builtin_ia32_lwpins32, and
137 __builtin_ia32_lwpins64.
138 (ix86_expand_special_args_builtin): Handle VOID_FTYPE_PVOID.
139 Do not handle VOID_FTYPE_USHORT_UINT_USHORT and
140 UCHAR_FTYPE_USHORT_UINT_USHORT. Warn when the third operand is
141 not an immediate. Also handle builtin functions with 3 arguments.
142 (ix86_expand_builtin): Handle IX86_BUILTIN_LLWPCB and
144 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC, UNSPEC_SLWP_INTRINSIC):
145 Renamed UNSPECV_LLWP_INTRINSIC and UNSPECV_SLWP_INTRINSIC.
146 (memory attribute): Handle lwp.
147 (lwp*): Rewrite all the insn patterns for LWP.
148 * config/i386/lwpintrin.h (__llwpcb16, __llwpcb32, __llwpcb64,
149 __slwpcb16, __slwpcb32, __slwpcb64, __lwpval16, __lwpins16): Removed.
150 (__llwpcb, __slwpcb): New.
152 2009-12-14 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
154 * dominance.c (set_immediate_dominator): Don't mark as inline.
156 2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
158 * doc/tm.texi (STACK_CHECK_PROTECT): Document alternate default.
159 * doc/md.texi (check_stack): Clarify.
160 (probe_stack): Likewise.
161 * config/rs6000/rs6000.md (UNSPEC_PROBE_STACK): New constant.
162 (probe_stack): New insn.
164 2009-12-14 Ben Elliston <bje@au.ibm.com>
166 * lto-streamer-in.c (lto_get_builtin_tree): fclass can only be a
167 BUILT_IN_NORMAL or BUILT_IN_MD.
169 2009-12-13 Eric Botcazou <ebotcazou@adacore.com>
171 * doc/tm.texi (STACK_CHECK_PROBE_LOAD): Delete.
172 * expr.h (STACK_CHECK_PROBE_LOAD): Likewise.
173 * explow.c (emit_stack_probe): Do not test STACK_CHECK_PROBE_LOAD.
174 * system.h (STACK_CHECK_PROBE_LOAD): Poison.
176 2009-12-13 Michael Matz <matz@suse.de>
178 PR tree-optimization/42027
179 * dojump.c (do_jump <TRUTH_AND_EXPR, TRUTH_OR_EXPR>): Go to
180 TRUTH_ANDIF_EXPR resp. TRUTH_ORIF_EXPR expander, instead of
183 2009-12-13 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
186 * config/avr/predicates.md (pseudo_register_operand): New predicate
188 * config/avr/avr.md (divmodqi4): Replace with define_insn_and_split
189 to allow div/mod optimization.
196 2009-12-13 Richard Guenther <rguenther@suse.de>
198 PR tree-optimization/42357
199 * tree-sra.c (sra_modify_assign): Do not tear apart struct copies.
201 2009-12-12 Richard Guenther <rguenther@suse.de>
203 * tree.c (need_assembler_name_p): Abstract decls do not need
205 * dwarf2out.c (dwarf2out_abstract_function): Preserve
206 DECL_ABSTRACT properly.
208 2009-12-11 Richard Guenther <rguenther@suse.de>
210 * lto-streamer-in.c (lto_input_tree_ref): Do not register
211 DEBUG_EXPR_DECLs with the varpool.
213 2009-12-11 Eric Botcazou <ebotcazou@adacore.com>
215 * config/sparc/linux-unwind.h (MD_FROB_UPDATE_CONTEXT, 64-bit): Define.
216 (sparc64_frob_update_context): New function.
218 2009-12-11 Richard Guenther <rguenther@suse.de>
222 * lto-streamer-out.c (write_global_stream): Do not make decls
223 weak but resort to TREE_ASM_WRITTEN to avoid multiple definitions.
224 Make sure to mark all decls that we have written.
226 2009-12-11 Sebastian Andrzej Siewior <bigeasy@linutronix.de>
230 * config/m68k/linux.h: Remove LABELNO from the mcount statement. It is
231 not used by glibc/uclibc and does not work with large binaries.
233 2009-12-11 Richard Guenther <rguenther@suse.de>
236 * lto-streamer-in.c (lto_init_eh): Move eh_initialized_p
238 (input_eh_regions): Adjust.
239 (lto_input_ts_function_decl_tree_pointers): Initialize EH
240 if a non-NULL DECL_FUNCTION_PERSONALITY was read in.
242 2009-12-11 Duncan Sands <baldrick@free.fr>
244 * passes.c (make_pass_instance): Allocate and copy the right amount of
245 memory for ipa passes, which are not the same size as other passes.
247 2009-12-11 Joern Rennecke <amylaar@spamcop.net>
249 * plugin.c (get_named_event_id): Fix hash table rebuild to include
250 dynamically allocated events.
252 2009-12-11 Richard Guenther <rguenther@suse.de>
255 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Properly
256 detect non-prevailing decls.
258 2009-12-10 Jakub Jelinek <jakub@redhat.com>
261 * cgraph.h (struct cgraph_node): Add same_comdat_group field.
262 * cgraph.c (cgraph_remove_node): Unchain node from same_comdat_group
264 (cgraph_node_can_be_local_p): Return false for DECL_COMDAT with
265 node->same_comdat_group.
266 * ipa.c (cgraph_remove_unreachable_nodes): For any reachable node
267 mark all its same_comdat_group nodes as also reachable.
268 (cgraph_externally_visible_p): Return true even if any of
269 same_comdat_group nodes has address taken.
270 * lto-cgraph.c (lto_output_node): Stream out same_comdat_group.
271 (output_cgraph): Ensure other same_comdat_group nodes are also
273 (input_node): Stream in same_comdat_group.
274 (input_cgraph_1): Fix up same_comdat_group fields from references
276 * cgraphunit.c (cgraph_analyze_functions): Mark all other
277 same_comdat_group nodes as reachable.
278 (cgraph_mark_functions_to_output): For each node->process process
279 also other same_comdat_group nodes.
280 * ipa-inline.c (cgraph_clone_inlined_nodes): Don't reuse nodes
281 with same_comdat_group non-NULL.
282 (cgraph_mark_inline_edge): Likewise.
284 2009-12-10 Jan Hubicka <jh@suse.cz>
288 * cgraph.c (cgraph_create_edge_including_clones): Add old_stmt
289 parameter; update edge if it already exists.
290 (cgraph_remove_node): Handle correctly cases where we are removing
292 * cgraph.h (cgraph_create_edge_including_clones): Declare.
293 (verify_cgraph_node): Add missing error_found = true code.
294 (cgraph_materialize_all_clones): Remove call edges of dead nodes.
295 * ipa.c (cgraph_remove_unreachable_nodes): Correctly look for master
296 clone; fix double linked list removal.
297 * tree-inline.c (copy_bb): Update cgraph_create_edge_including_clones
298 call; fix frequency of newly created edge.
300 2009-12-10 Bernd Schmidt <bernd.schmidt@analog.com>
303 * regrename.c: Error out if MAX_RECOG_OPERANDS is larger than
304 HOST_BITS_PER_WIDE_INT.
305 (verify_reg_in_set): New function, broken out of verify_reg_tracked.
306 (verify_reg_tracked): Use it.
307 (scan_rtx_reg): When seeing a use involving a superset of the
308 registers in an existing chain, enlarge that chain. Otherwise,
309 allow subsets and set fail_current_block for all other kinds of
311 (hide_operands): New argument UNTRACKED_OPERANDS; callers changed.
312 Do not modify operands when the bit with the corresponding number
313 is set in that bitmap.
314 (build_def_use): When we see matching operands with different
315 modes, don't set fail_current_block, but keep track of such
316 operands in a bitmap if their registers aren't already tracked
317 in an open chain. Pass this bitmap to all hide_operands calls.
319 2009-12-10 Richard Guenther <rguenther@suse.de>
321 PR tree-optimization/42337
322 * tree-ssa-pre.c (seen_during_translate): Remove.
323 (phi_translate_1): Collapse into ...
324 (phi_translate): ... this. Remove seen parameter and
325 adjust recursive calls.
327 2009-12-10 Richard Guenther <rguenther@suse.de>
328 Allan Sandfeld Jensen <linux@carewolf.com>
330 * tree-vectorizer.c (vectorize_loops): Properly guard
331 vectorizer verboseness.
333 2009-12-10 Ben Elliston <bje@au.ibm.com>
335 * fwprop.c (free_load_extend): Initialise `use'.
337 2009-12-09 David Edelsohn <edelsohn@gnu.org>
339 * builtins.c (do_mpc_ckconv): Pass the component type to
342 2009-12-09 Xinliang David Li <davidxl@google.com>
344 PR tree-optimization/42337
345 * tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
347 2009-12-09 Nathan Froyd <froydnj@codesourcery.com>
349 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
350 mulv2sf3, divv2sf3): New expanders.
351 * config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
352 spe_evdivws): Rename to use standard GCC names.
353 * config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
354 mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
355 * config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
356 names for renamed patterns.
358 2009-12-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
360 * config/s390/s390.md ("copysign<mode>3"): Pattern removed.
362 2009-12-09 Jakub Jelinek <jakub@redhat.com>
364 * configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
365 ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
367 * configure: Regenerated.
369 2009-12-08 Richard Henderson <rth@redhat.com>
371 * combine.c (setup_incoming_promotions): Fix sign-extend of
372 zero-extend case; tidy conditions.
374 2009-12-08 Michael Matz <matz@suse.de>
377 * function.c (free_temp_slots): Only walk the temp slot
378 addresses and combine slots if we actually changes something.
379 (pop_temp_slots): Ditto.
381 2009-12-08 Olga Golovanevsky <olga@il.ibm.com>
384 * ipa-struct-reorg.c (compare_fields): New function.
385 (find_field_in_struct_1): Use compare_fields function.
386 (is_equal_types): Likewise.
388 2009-12-07 DJ Delorie <dj@redhat.com>
391 * config/mep/mep.c (mep_expand_prologue): Set
392 really_need_stack_frame after frame_size is set.
394 2009-12-07 Richard Henderson <rth@redhat.com>
397 * combine.c (setup_incoming_promotions): Improve the conditions
398 under which we respect the promotions applied.
400 2009-12-07 Eric Botcazou <ebotcazou@adacore.com>
402 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
403 * config/sparc/linux64.h (ASM_SPEC): Likewise.
405 2009-12-07 Richard Henderson <rth@redhat.com>
409 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
410 for ssa names already registered for update.
412 2009-12-07 Jakub Jelinek <jakub@redhat.com>
415 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
418 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
420 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
421 options when bit_LWP is set.
423 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
425 * config/i386/cpuid.h (bit_ABM): New.
426 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
427 options when bit_ABM is set.
429 2009-12-07 Jakub Jelinek <jakub@redhat.com>
431 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
433 (bdesc_args): ... here.
434 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
435 (x86_64-*-*): Likewise.
437 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
439 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
440 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
441 * config/i386/i386-c.c (__POPCNT__): Defined.
442 * config/i386/popcntintrin.h: ...here. New file.
443 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
444 Include popcntintrin.h.
445 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
448 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
450 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
452 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
453 * config/i386/sse.md: Remove all XOP splitters.
454 Allow the second and fourth operands of XOP multiply-add insns
457 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
459 * config/i386/sse.md: Remove all FMA4 splitters.
460 Allow the second operand of FMA4 insns to be a nonimmediate.
461 Fix comments punctuation.
463 2009-12-07 Julian Brown <julian@codesourcery.com>
465 * config/arm/constraints.md (Ps, Pt): New constraint letters.
466 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
468 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
471 * configure.ac (HAVE_mpc): Don't define.
472 * config.in, configure: Regenerate.
475 * builtins.c: Remove HAVE_mpc* checks throughout.
476 * fold-const.c: Likewise.
478 * toplev.c: Likewise.
480 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
482 * config.gcc (cpu_is_64bit): Add new core e500mc64.
483 (powerpc*-*-*): Add new core e500mc64.
484 * config/rs6000/e500mc64.md: New file.
485 * config/rs6000/rs6000.c (processor_costs): Add new costs for
487 (rs6000_override_options): Add e500mc64 case to
488 processor_target_table. Altivec and Spe options not allowed with
489 e500mc64. Disable string instructions for e500mc64. Enable branch
490 targets alignment for both e500mc and e500mc64. Initialize
491 rs6000_cost for e500mc64.
492 (rs6000_emit_sISEL): New function.
493 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
494 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
496 (rs6000_issue_rate): Set issue rate for e500mc64.
497 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
498 on architectures with isel.
499 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
500 * config/rs6000/rs6000.h (processor_type): Add
501 PROCESSOR_PPCE500MC64.
502 (ASM_CPU_SPEC): Add e500mc64.
503 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
505 (abssi2_isel): Expand pattern to handle DImode.
506 (nabs<mode>2_isel): New pattern.
507 (absdi2): Change pattern to handle 64 bit isel targets.
508 (absdi2_internal): Exclude ISEL targets.
509 (nabsdi2): Exclude ISEL targets.
510 * doc/invoke.texi: Add e500mc64 to list of cpus.
512 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
514 * config/i386/i386.md (any_or): New code iterator.
515 (any_logic): Rename from plogic code iterator.
516 (logicprefix): Rename from plogicprefix code attribute.
517 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
518 any_or code iterator.
519 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
520 any_or code iterator.
521 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
522 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
523 (ior and xor splitters): Ditto.
524 * config/i386/mmx.md: Updated for rename.
525 * config/i386/sse.md: Ditto.
527 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
530 Remove quotes around condition logic code.
532 2009-12-06 Richard Henderson <rth@redhat.com>
535 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
538 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
540 * doc/install.texi: Document MPC is required.
542 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
544 * config/i386/i386.md (g): Add HImode and QImode.
545 (general_szext_operand): New mode attribute.
546 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
547 SWI124 mode iterator.
548 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
550 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
551 SWI124 mode iterator.
552 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
554 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
555 SWI248 mode iterator.
556 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
558 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
560 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
562 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
563 SWI248 mode iterator.
564 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
566 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
569 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
571 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
573 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
574 "'-mfused-madd' was removed".
575 * config/i386/i386.opt (mfused-madd): New.
576 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
577 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
579 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
581 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
582 * pa-hpux10.h (LIB_SPEC): Likewise.
583 * pa-hpux11.h (LIB_SPEC): Likewise.
586 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
588 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
590 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
592 * configure: Regenerate.
594 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
596 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
599 2009-12-04 David Daney <ddaney@caviumnetworks.com>
601 PR rtl-optimization/42164
602 * combine.c (combine_simplify_rtx): Handle truncation of integer
605 2009-12-04 Richard Guenther <rguenther@suse.de>
607 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
608 Revert previous change.
609 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
610 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
613 2009-12-04 Richard Guenther <rguenther@suse.de>
615 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
617 (call_may_clobber_ref_p_1): Likewise.
619 2009-12-04 Matthias Klose <doko@ubuntu.com>
620 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
623 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
624 * config/pa/pa-linux.h (LIB_SPEC): Remove.
626 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
627 Richard Henderson <rth@redhat.com>
629 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
630 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
631 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
632 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
633 matching a memory access. Do not use ix86_fma4_valid_op_p.
635 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
637 2009-12-03 Richard Henderson <rth@redhat.com>
639 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
640 all operands into registers.
642 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
644 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
646 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
647 * config/i386/sse.md: Same.
649 2009-12-03 Richard Guenther <rguenther@suse.de>
651 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
652 instead of DECL_NAME for the entry point.
654 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
656 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
657 before the lock release.
659 2009-12-03 Michael Matz <matz@suse.de>
662 * cfgexpand.c (struct stack_var): Add conflicts member.
663 (stack_vars_conflict, stack_vars_conflict_alloc,
664 n_stack_vars_conflict): Remove.
665 (add_stack_var): Initialize conflicts member.
666 (triangular_index, resize_stack_vars_conflict): Remove.
667 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
669 (union_stack_vars): Only run over the conflicts.
670 (partition_stack_vars): Remove special case.
671 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
672 don't create self-conflicts.
673 (account_used_vars_for_block): Don't create any conflicts.
674 (fini_vars_expansion): Free bitmaps, don't free or clear removed
677 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
680 * regrename.c (live_in_chains): New variable.
681 (verify_reg_tracked): New static function.
682 (scan_rtx_reg): Update live_in_chains.
683 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
684 we're already tracking the reg.
685 (build_def_use): Likewise. Initialize live_in_chains.
687 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
689 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
691 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
692 * config/spu/spu.c (spu_function_profiler): New function.
693 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
694 spu_function_profiler.
695 (NO_PROFILE_COUNTERS): Define.
696 (PROFILE_BEFORE_PROLOGUE): Likewise.
698 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
700 * ggc-page.c (struct free_object): Pull definition out ...
701 (struct globals): .. from here.
703 2009-12-02 Richard Guenther <rguenther@suse.de>
705 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
706 are sign-extending. Simplify.
708 2009-12-02 Richard Henderson <rth@redhat.com>
711 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
712 (generate_memset_zero): Convert to sizetype properly. Tidy.
714 2009-12-02 Richard Guenther <rguenther@suse.de>
716 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
717 Do not pretend we have value exprs.
719 2009-12-02 Richard Guenther <rguenther@suse.de>
722 * fold-const.c (try_move_mult_to_index): Do not leak
723 domain types into the IL.
725 2009-12-02 Richard Guenther <rguenther@suse.de>
728 * tree.c (free_lang_data): Disable if not using LTO.
730 2009-12-02 Richard Guenther <rguenther@suse.de>
733 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
735 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
738 * tree.h (int_or_pointer_precision): Remove.
739 * tree.c (int_or_pointer_precision): Remove.
740 (integer_pow2p): Use TYPE_PRECISION instead.
741 (tree_log2): Likewise.
742 (tree_floor_log2): Likewise.
743 (signed_or_unsigned_type_for): Likewise.
744 * fold-const.c (fit_double_type): Likewise.
745 * varasm.c (initializer_constant_valid_p): Likewise.
747 2009-12-02 Ira Rosen <irar@il.ibm.com>
749 * doc/invoke.texi (-fdump-tree-slp): Document.
750 (-ftree-vectorizer-verbose): Update.
751 (-ftree-slp-vectorize): Document.
753 2009-12-02 Nick Clifton <nickc@redhat.com>
755 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
756 no fixed registers are available for interrupt handlers. Do not
757 fix normal registers.
758 (MUST_SAVE_ACC_REGISTER): New macro.
759 (rx_get_stack_layout): Create a stack frame for fast interrupt
760 handlers, if necessary. Push extra registers if needed in order
761 to save the accumulator.
762 (rx_expand_prologue): Create a stack frame for fast interrupt
763 handlers, if necessary.
764 (rx_expand_builtin_mvfc): Handle the case where there is no target.
766 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
768 * config/i386/abmintrin.h (__lzcnt16): New.
771 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
772 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
773 (bdesc_special_args): Add __builtin_clzs.
774 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
776 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
778 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
779 (_mm_popcnt_u64): New.
781 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
783 * config/i386/abmintrin.h: New.
784 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
785 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
787 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
789 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
790 (crc32modesuffix): Remove.
791 (crc32modeconstraint): Ditto.
792 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
793 imodesuffix instead of crc32modesuffix and <r>m instead of
796 2009-12-01 Jakub Jelinek <jakub@redhat.com>
799 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
800 contains no statements.
802 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
803 Joern Rennecke <amylaar@spamcop.net>
805 * cgraphunit.c (plugin.h): Include.
806 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
807 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
808 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
809 (enum plugin_event): Define by including plugin.def.
810 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
811 (plugin_event_name): Change type to const char **.
812 (get_event_last, get_named_event_id, unregister_callback): Declare.
813 (register_callback): Change type of event argument to int.
814 (highlev-plugin-common.h): New file.
815 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
817 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
818 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
819 (s-header-vars): New rule.
820 (install-plugin): Depend on s-header-vars. Install b-header-vars.
821 * params.c (get_num_compiler_params): New function.
822 * params.h (get_num_compiler_params): Declare.
823 * passes.c (plugin.h): Include.
824 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
825 (do_per_function_toporder, pass_init_dump_file): No longer static.
826 (pass_fini_dump_file): Likewise.
827 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
828 PLUGIN_PASS_EXECUTION.
829 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
830 PLUGIN_EARLY_GIMPLE_PASSES_END.
831 * plugin.c (plugin_event_name_init): New array, defined by
832 including plugin.def.
833 (FMT_FOR_PLUGIN_EVENT): Update.
834 (plugin_event_name): Change type to const char ** and initialize
835 to plugin_event_name_init.
836 (event_tab, event_last, event_horizon): New variable.
837 (get_event_last): New function.
838 (plugin_callbacks_init): New array.
839 (plugin_callbacks: Change type to struct callback_info **.
840 Initialize to plugin_callbacks_init.
841 (htab_event_eq, get_named_event_id, unregister_callback): New function.
842 (invoke_plugin_va_callbacks): Likewise.
843 (register_callback): Change type of event argument to int.
844 Handle new events. Allow dynamic events.
845 (invoke_plugin_callbacks): Likewise. Return success status.
846 (plugins_active_p): Allow dynamic callbacks.
847 * plugin.def: New file.
848 * plugin.h (invoke_plugin_callbacks): Update prototype.
849 (invoke_plugin_va_callbacks): Declare.
850 * tree-optimize.c (plugin.h): Include.
851 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
852 PLUGIN_ALL_PASSES_END.
853 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
854 (pass_fini_dump_file, do_per_function_toporder): Likewise.
855 * doc/plugin.texi: Document new event types.
857 2009-12-01 Martin Jambor <mjambor@suse.cz>
859 PR tree-optimization/42237
860 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
861 in between references into two.
863 2009-12-01 Richard Guenther <rguenther@suse.de>
865 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
866 to the block of the call when remapping a type.
868 2009-12-01 Martin Jambor <mjambor@suse.cz>
870 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
872 * ipa-prop.h (struct ipa_param_call_note): Likewise.
873 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
875 2009-12-01 Richard Guenther <rguenther@suse.de>
877 * final.c (rest_of_clean_state): If -fcompare-debug is
878 given dump final insns without UIDs.
879 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
880 after_inlining checks.
882 2009-11-30 Chao-ying Fu <fu@mips.com>
884 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
886 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
888 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
889 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
890 * configure: Regenerate.
891 * config.in: Regenerate.
893 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
894 options for Cygwin DLL libstdc++ support wrappers.
895 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
896 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
897 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
898 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
899 (LINK_SPEC): Include CXX_WRAP_SPEC.
900 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
901 (i386_find_on_wrapper_list): Check if a function is found on the list
902 of libstdc++ wrapper options.
903 (i386_pe_file_end): If we are importing a wrapped function, also emit
904 an external declaration for the real version.
905 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
906 Cygwin targets. Update copyright year.
908 2009-11-30 Steve Ellcey <sje@cup.hp.com>
909 Jakub Jelinek <jakub@redhat.com>
911 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
914 2009-11-30 Anatoly Sokolov <aesok@post.ru>
916 * config/sh/sh.c (sh_promote_prototypes): Make static.
917 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
919 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
920 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
921 sh_function_value_regno_p.
922 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
923 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
924 (sh_promote_prototypes) : Remove.
926 2009-11-30 Julian Brown <julian@codesourcery.com>
928 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
931 2009-11-30 Richard Henderson <rth@redhat.com>
933 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
934 (bdesc_special_args): Update insn codes.
935 (avx_vpermilp_parallel): Correct range check.
936 (ix86_rtx_costs): Handle vector permutation rtx codes.
937 (struct expand_vec_perm_d): Move earlier.
938 (get_mode_wider_vector): New.
939 (expand_vec_perm_broadcast_1): New.
940 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
941 (expand_vec_perm_broadcast): New.
942 (ix86_expand_vec_perm_builtin_1): Use it.
943 * config/i386/i386-protos.h: Update.
944 * config/i386/predicates.md (avx_vbroadcast_operand): New.
945 * config/i386/sse.md (AVX256MODE24P): New.
946 (ssescalarmodesuffix2s): New.
947 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
948 (avxmodesuffixf2c): Add V8SI, V4DI.
949 (vec_dupv4sf): New expander.
950 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
951 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
952 V4SF and V4SI. Move C alternatives to front. Add insertps and
954 (*vec_set<mode>_0_sse2): Split out from ...
955 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
956 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
957 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
958 ix86_fixup_binary_operands.
959 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
960 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
961 (*avx_movddup, *sse3_movddup): Remove. New splitter from
962 vec_select form to vec_duplicate form.
963 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
964 ix86_vec_interleave_v2df_operator_ok.
965 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
966 (*avx_unpcklpd256): ... here.
967 (*vec_dupv4si_avx): New.
968 (*vec_dupv2di_avx): Add movddup alternative.
969 (*vec_dupv2di_sse3): New.
970 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
971 avx_vbroadcastss256; represent with vec_duplicate instead of
972 nested vec_concat operations.
973 (avx_vbroadcastf128_<mode>): Rename from
974 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
975 (*avx_vperm_broadcast_v4sf): New.
976 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
978 2009-11-30 Martin Jambor <mjambor@suse.cz>
981 * tree-sra.c (struct access): New field grp_different_types.
982 (dump_access): Dump grp_different_types.
983 (compare_access_positions): Prefer scalars and vectors over other
985 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
986 (sra_modify_expr): Use the original also when dealing with a complex
987 or vector group accessed as multiple types.
989 2009-11-30 Richard Henderson <rth@redhat.com>
991 * config/i386/i386.c (avx_vperm2f128_parallel): New.
992 * config/i386/i386-protos.h: Declare it.
993 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
994 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
995 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
996 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
997 (*avx_vperm2f128<mode>_nozero): New.
999 2009-11-30 Richard Henderson <rth@redhat.com>
1001 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
1002 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
1003 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
1004 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
1005 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
1006 (bdesc_args): Add them.
1007 (ix86_expand_builtin): Expand them.
1008 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
1010 2009-11-30 Martin Jambor <mjambor@suse.cz>
1013 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
1015 2009-11-30 Jakub Jelinek <jakub@redhat.com>
1017 * ipa-reference.c (propagate): Only dump bitmaps if computed.
1019 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
1022 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
1023 (new_var_hash): Likewise.
1024 (is_in_new_vars_htab): Likewise.
1025 (add_to_new_vars_htab): Likewise.
1027 2009-11-30 Ira Rosen <irar@il.ibm.com>
1029 * tree-vect-stmts.c (vectorizable_assignment): Support
1032 2009-11-30 Richard Guenther <rguenther@suse.de>
1034 * doc/contrib.texi (Contributors): Add myself.
1036 2009-11-30 Richard Guenther <rguenther@suse.de>
1038 * tree.c (free_lang_data): Do not set debug_info_level to
1041 2009-11-30 Richard Guenther <rguenther@suse.de>
1045 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
1048 2009-11-30 Richard Guenther <rguenther@suse.de>
1050 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
1053 2009-11-30 Richard Guenther <rguenther@suse.de>
1055 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
1056 * tree-pass.h (TDF_NOUID): Likewise.
1057 * print-rtl.c: Include tree-pass.h.
1058 (print_mem_expr): Pass dump_flags.
1059 (print_rtx): Likewise.
1060 * print-tree.c: Include tree-pass.h.
1061 (print_node_brief): Handle TDF_NOUID.
1062 (print_node): Likewise.
1063 * tree-pretty-print.c (dump_decl_name): Likewise.
1064 (dump_generic_node): Likewise.
1065 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
1068 2009-11-30 Nick Clifton <nickc@redhat.com>
1070 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
1071 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
1072 stormy16-lib2-count-leading-zeros.c.
1073 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
1074 __stormy16_count_leading_zeros() into this function.
1075 (__ctzhi2): Use __builtin_clz.
1076 (__ffshi2): Likewise.
1078 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
1080 * config/sparc/sparc.c (DF_MODES): Simplify.
1081 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
1082 (TF_MODES, OF_MODES): Adjust for above change.
1083 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
1084 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
1086 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
1088 PR rtl-optimization/41812
1089 * fwprop.c (local_md, local_lr): New globals.
1090 (process_defs, process_uses): Remove local_md argument. Never
1091 consider dead pseudos to have singleton def-use chains.
1092 (single_def_use_enter_block): Perform LR simulation.
1093 (build_single_def_use_links): Remove local_md local variable.
1094 Add DF_NOTE. Allocate local_lr.
1095 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
1096 * df-problems.c (df_md_scratch): New.
1097 (df_md_alloc, df_md_free): Allocate/free it.
1098 (df_md_local_compute): Only include live registers in init.
1099 (df_md_transfer_function): Prune the in-set computed by
1100 the confluence function, and the gen-set too.
1102 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
1104 PR rtl-optimization/40086
1105 * reorg.c (relax_delay_slots): When looking for redundant insn at
1106 the branch target, use next_real_insn, not next_active_insn.
1108 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1110 * doc/install.texi: Update minimum MPC version to 0.8.
1112 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1114 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
1115 HONOR_SIGNED_ZEROS final condition.
1116 (fnmsubsf4_powerpc_1): Same.
1117 (fnmadddf4_fpr_1): Same.
1118 (fnmsubdf4_fpr_1): Same.
1120 2009-11-29 Ira Rosen <irar@il.ibm.com>
1122 PR tree-optimization/42193
1123 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
1124 to 1 in case of basic block SLP.
1125 (vectorizable_load): Likewise.
1127 2009-11-28 Jan Hubicka <jh@suse.cz>
1129 * cgraph.c (same_body_alias_1): Break out of
1130 (same_body_alias): ... here; remove comdat check; it is handled
1132 (cgraph_add_thunk): New.
1133 (dump_cgraph_node): Dump aliases and thunks.
1134 * cgraph.h (cgraph_thunk_info): New structure.
1135 (struct cgraph_node): Add thunk info.
1136 (cgraph_add_thunk): New.
1137 * cgraphunit.c (cgraph_emit_thunks): Remove.
1138 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
1139 (assemble_thunk): New function.
1140 (cgraph_expand_function): Handle thunks.
1141 (thunk_adjust): New.
1142 (init_lowered_empty_function): New.
1143 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
1145 * lto-cgraph.c (lto_output_node): Stream thunk info.
1146 (input_node): Likewise.
1147 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
1148 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
1149 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
1150 * i386.c (x86_output_mi_thunk): Make output prettier.
1152 2009-11-28 Richard Guenther <rguenther@suse.de>
1154 PR tree-optimization/42183
1155 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
1156 address taken. Merge the addressable state of the NRV
1157 variable and the result instead of copying it.
1159 2009-11-28 Jakub Jelinek <jakub@redhat.com>
1161 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
1162 malloc_fname variable.
1163 (check_allocation_function): Remove unused gsi and bb_level_0
1165 (transform_access_sites): Remove unused d_type_size and d_type_size_k
1167 * omega.c (resurrect_subs): Remove unused n variable.
1168 (omega_solve_geq): Remove unused neweqns variable.
1169 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
1170 * tree-inline.c (declare_return_variable): Remove USE_P argument,
1171 return use instead of var.
1172 (remap_decl, remap_block): Remove unused fn variable.
1173 (expand_call_inline): Remove unused retvar variable, adjust
1174 declare_return_variable caller.
1175 (optimize_inline_calls): Remove unused prev_fn variable.
1176 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
1178 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
1180 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
1182 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
1184 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
1185 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
1186 parameter. Remove unused par_stmt variable.
1187 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
1188 (expand_omp_sections): Remove unused l1 variable.
1189 (lower_omp_for): Remove unused ilist variable.
1190 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
1191 Remove unused has_upstream_mem_write_p variable.
1192 * recog.c (decode_asm_operands): Remove unused noperands variable.
1193 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
1195 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
1196 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
1198 (gen_conditions_for_pow): Remove unused ec variable.
1199 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
1201 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
1203 * tree-ssa-sink.c (statement_sink_location): Remove unused code
1205 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
1207 * tree-complex.c (create_one_component_var): Remove unused inner_type
1209 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
1210 unnecessarily when GEN_*CALL omits that argument.
1211 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
1212 (build_def_use): Remove unused icode variable.
1213 * ipa-pure-const.c (check_call): Remove unused callee and avail
1215 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
1216 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
1218 (vect_pattern_recog): Remove unused stmt variable.
1219 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
1220 new_regions variable.
1221 * postreload.c (reload_cse_simplify_operands): Remove unused mode
1223 * tree-parloops.c (create_call_for_reduction_1): Remove unused
1225 (create_parallel_loop): Remove unused res variable.
1226 (gen_parallel_loop): Remove unused nloop variable.
1227 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
1228 * value-prof.c (gimple_mod_subtract_transform,
1229 gimple_stringops_transform): Remove unused value variable.
1230 (gimple_stringops_values_to_profile): Remove unused fcode variable.
1231 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
1232 (vrp_visit_switch_stmt): Remove unused n variable.
1233 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
1235 (vectorizable_operation): Remove unused shift_p variable.
1236 (vectorizable_store): Remove unused first_stmt_vinfo variable.
1237 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
1238 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
1240 (vect_permute_store_chain): Remove unused scalar_dest variable.
1241 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
1243 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
1244 local_info variable.
1245 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
1247 * optabs.c (expand_binop): Remove unused equiv_value variable.
1248 (emit_libcall_block): Remove unused prev variable.
1249 (init_optabs): Remove unused int_mode variable.
1250 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
1252 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
1253 (find_func_aliases): Remove unused rhstype variable.
1254 (ipa_pta_execute): Remove unused varid variable.
1256 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1258 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
1260 2009-11-28 David Binderman <dcb314@hotmail.com>
1262 * ira-color.c (put_allocno_into_bucket): Remove set but not used
1263 local variable hard_regs_num.
1264 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
1265 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
1266 * lower-subreg.c (decompose_multiword_subregs): Remove next.
1268 2009-11-27 Martin Jambor <mjambor@suse.cz>
1271 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
1272 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
1273 for vector and complex types.
1274 (get_adjustment_for_base): Describe return value in the comment.
1276 2009-11-27 Nick Clifton <nickc@redhat.com>
1278 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
1279 (COUNT_LEADING_ZEROS_0): Likewise.
1280 * config/stormy16/stormy16-lib2.c: Arrange for separate
1281 compilation of each function.
1282 (__ffshi2): New function.
1283 (__stormy16_count_leading_zeros): New function.
1284 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
1285 compile each function into its own object file.
1286 (stormy16-lib2-ashlsi3.c): New stub file.
1287 (stormy16-lib2-ashrsi3.c): New stub file.
1288 (stormy16-lib2-clzhi2.c): New stub file.
1289 (stormy16-lib2-count-leading-zeros.c): New stub file.
1290 (stormy16-lib2-ctzhi2.c): New stub file.
1291 (stormy16-lib2-divsi3.c): New stub file.
1292 (stormy16-lib2-ffshi2.c): New stub file.
1293 (stormy16-lib2-lshrsi3.c): New stub file.
1294 (stormy16-lib2-modsi3.c): New stub file.
1295 (stormy16-lib2-parityhi2.c): New stub file.
1296 (stormy16-lib2-popcounthi2.c): New stub file.
1297 (stormy16-lib2-udivmodsi4.c): New stub file.
1298 (stormy16-lib2-udivsi3.c): New stub file.
1299 (stormy16-lib2-umodsi3.c): New stub file.
1301 2009-11-27 Richard Henderson <rth@redhat.com>
1303 * config/i386/sse.md (vec_interleave_highv16qi,
1304 vec_interleave_lowv16qi, vec_interleave_highv8hi,
1305 vec_interleave_lowv8hi, vec_interleave_highv4si,
1306 vec_interleave_lowv4si, vec_interleave_highv2di,
1307 vec_interleave_lowv2di, vec_interleave_highv4sf,
1308 vec_interleave_lowv4sf, vec_interleave_highv2df,
1309 vec_interleave_lowv2df): Remove expanders.
1310 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
1311 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
1312 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
1313 Rename to their proper vec_interleave equivalent. Update all users
1315 * config/i386/i386.c, config/i386/i386.md: Update all users.
1317 2009-11-27 Michael Matz <matz@suse.de>
1319 PR rtl-optimization/42084
1320 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
1321 use it to stop walking.
1322 (expand_gimple_cond): Adjust call to above.
1324 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1327 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
1328 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
1329 __extension__ to allow cast from function pointer to object
1331 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
1333 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
1335 * config/ia64/itanium1.md: Remove.
1336 * config/ia64/ia64.md: Do not include it.
1337 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
1338 "itanium1", and "merced" from the processor alias table.
1339 (clocks, add_cycles): Remove global variables.
1340 (ia64_sched_reorder2): Don't set/use them.
1341 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
1342 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
1344 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1346 * config/s390/s390.c (last_scheduled_insn): New variable.
1347 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
1349 (s390_sched_reorder, s390_sched_variable_issue): New functions.
1350 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
1353 2009-11-27 Michael Matz <matz@suse.de>
1356 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
1358 2009-11-27 Richard Guenther <rguenther@suse.de>
1360 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
1361 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
1362 * loop-init.c (pass_rtl_move_loop_invariants): Use
1363 TV_LOOP_MOVE_INVARIANTS.
1364 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
1365 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
1366 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
1368 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1370 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
1372 2009-11-27 Jakub Jelinek <jakub@redhat.com>
1374 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
1375 unused insn variable.
1376 * genemit.c (output_peephole2_scratches): Only declare and initialize
1377 _regs_allocated if it will be ever used.
1378 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1380 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
1381 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1384 * opts.c (decode_options): If optimize is bigger than 255,
1387 2009-11-26 Richard Henderson <rth@redhat.com>
1389 * config/i386/sse.md (mulv16qi3): Change back from an expander
1390 to an insn-and-split.
1391 (mulv4si): Mention AVX not XOP for AVX exception.
1392 (*sse2_mulv4si3): Likewise.
1393 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
1395 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
1397 * cfgexpand (n_stack_vars_conflict): New static variable.
1398 (triangular_index): Reduce likelyhood of overflow by performing
1399 the division before the multiplication.
1400 (resize_stack_vars_conflict): Call fatal_error if overflow
1401 occurred in triangular_index. Update n_stack_vars_conflict.
1404 * regrename.c (struct du_chain): Remove member earlyclobber.
1405 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
1406 all callers changed.
1407 (scan_rtx): Remove argument earlyclobber, all callers changed.
1408 (hide_operands, restore_operands, record_out_operands): New functions,
1409 broken out of build_def_use.
1410 (build_def_use): Call them as necessary.
1412 * regrename.c (struct du_head): New members id, conflicts,
1413 hard_conflicts and cannot_rename.
1414 (enum scan_actions): Remove terminate_all_read and
1415 terminate_overlapping_read; add mark_all_read.
1416 (scan_actions_name): Likewise.
1417 (du_head_p): New typedef. Define a vector type for it.
1418 (id_to_chain): New static variable.
1419 (note_sets, clear_dead_regs): Delete functions.
1420 (free_chain_data): New function.
1421 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1422 Remove argument B, all callers changed.
1423 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1424 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1425 Call free_chain_data when done.
1426 (do_replace): Remove death notes when the renamed reg is set in the
1427 last insn; add them if not.
1428 (mark_conflict, note_sets_clobbers): New static function.
1429 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1431 (scan_rtx_reg): Keep track of conflicts between chains, and between
1432 chains and hard regs. Don't terminate chains when we find a read we
1433 can't handle, mark it unrenameable instead. For terminate_write,
1434 terminate chains that are written with an exact match or a superset
1435 of registers. Set fail_current_block if multi-word lifetimes are too
1437 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1438 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1439 free memory for them when done.
1440 Rearrange the steps so that earlyclobbers are noted before reads
1441 are processed. Add new steps to keep track of hard register lifetimes
1442 outside insn operands.
1444 2009-11-26 Richard Guenther <rguenther@suse.de>
1446 * tree-ssa-dce.c (nr_walks): New variable.
1447 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1448 (perform_tree_ssa_dce): Init nr_walks.
1450 2009-11-26 Michael Matz <matz@suse.de>
1452 PR tree-optimization/41905
1453 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1454 below statements that can't fall thru.
1456 2009-11-26 Michael Matz <matz@suse.de>
1458 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1459 expand_builtin_sprintf): Remove.
1460 (expand_builtin): Don't call them.
1462 2009-11-26 Richard Guenther <rguenther@suse.de>
1464 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1466 2009-11-26 Nick Clifton <nickc@redhat.com>
1468 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1469 being used incorrectly.
1470 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1471 sibcalls, or sibcalls from interrupt functions.
1472 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1473 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1474 for a MEM inside a MEM.
1475 (sibcall_value): Likewise.
1476 (sibcall_internal): New pattern containing old sibcall pattern.
1477 (sibcall_value_internal): Likewise.
1479 2009-11-25 Richard Henderson <rth@redhat.com>
1481 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1482 optional 3rd argument to define the mode.
1483 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1484 (V2UDI, V4USI, V8UHI, V16UQI): New.
1485 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1486 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1487 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1488 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1489 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1490 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1491 (bdesc_args): Add the builtin definitions to match.
1492 (ix86_expand_builtin): Expand them.
1493 (ix86_builtin_vectorization_cost): Rename from
1494 x86_builtin_vectorization_cost.
1495 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1496 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1497 expand_vec_perm_blend, expand_vec_perm_vpermil,
1498 expand_vec_perm_pshufb, expand_vec_perm_1,
1499 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1500 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1501 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1502 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1503 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1504 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1505 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1506 * sse.md (SSEMODE_EO): New.
1507 (vec_extract_even<mode>): Use SSEMODE_EO and
1508 ix86_expand_vec_extract_even_odd.
1509 (vec_extract_odd<mode>): Likewise.
1510 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1511 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1513 2009-11-25 Richard Henderson <rth@redhat.com>
1515 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1516 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1517 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1518 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1519 the vector constant here...
1520 (vect_transform_slp_perm_load): ... do it here instead. Validate
1521 that the permutation vector is implementable by the target.
1523 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1525 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1526 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1528 * print-rtl.c (print_rtx): When printing newline, append
1529 print_rtx_head and indentation after the newline.
1532 * config/i386/i386.c (print_operand): For 32-byte memory use
1533 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1534 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1535 in -masm=intel mode.
1536 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1538 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1539 memory operand in -masm=intel mode.
1540 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1541 *sse2_pinsrw): Likewise.
1542 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1543 q suffix in -masm=intel mode.
1545 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1550 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1551 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1552 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1553 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1554 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1556 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1558 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1560 * config/i386/predicates.md (emms_operation): New predicate.
1561 (vzeroupper_operation): Ditto.
1562 (vzeroall_operation): Improve pattern recognition.
1563 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1564 (avx_vzeroupper): Change insn pattern to expander.
1565 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1567 (*avx_vzeroall): Remove operands 1 and 2.
1568 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1570 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1571 (*mmx_femms): Ditto.
1572 * config/i386/i386.c (enum ix86_builtins)
1573 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1574 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1575 Remove initailization.
1576 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1578 2009-11-25 Paul Brook <paul@codesourcery.com>
1580 * config/arm/arm.md (consttable_4): Handle (high ...).
1582 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1583 Richard Earnshaw <rearnsha@arm.com>
1585 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1586 * arm.c (all_fpus): Use it for floating point units that aren't based
1587 on the VFP architecture.
1588 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1591 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1593 * alias.c: Remove trailing white spaces.
1594 * alloc-pool.c: Likewise.
1595 * alloc-pool.h: Likewise.
1596 * attribs.c: Likewise.
1597 * auto-inc-dec.c: Likewise.
1598 * basic-block.h: Likewise.
1599 * bb-reorder.c: Likewise.
1600 * bt-load.c: Likewise.
1601 * builtins.c: Likewise.
1602 * builtins.def: Likewise.
1603 * c-common.c: Likewise.
1604 * c-common.h: Likewise.
1605 * c-cppbuiltin.c: Likewise.
1606 * c-decl.c: Likewise.
1607 * c-format.c: Likewise.
1608 * c-lex.c: Likewise.
1609 * c-omp.c: Likewise.
1610 * c-opts.c: Likewise.
1611 * c-parser.c: Likewise.
1612 * c-pretty-print.c: Likewise.
1613 * c-tree.h: Likewise.
1614 * c-typeck.c: Likewise.
1615 * caller-save.c: Likewise.
1616 * calls.c: Likewise.
1618 * cfganal.c: Likewise.
1619 * cfgexpand.c: Likewise.
1620 * cfghooks.c: Likewise.
1621 * cfghooks.h: Likewise.
1622 * cfglayout.c: Likewise.
1623 * cfgloop.c: Likewise.
1624 * cfgloop.h: Likewise.
1625 * cfgloopmanip.c: Likewise.
1626 * cfgrtl.c: Likewise.
1627 * cgraph.c: Likewise.
1628 * cgraph.h: Likewise.
1629 * cgraphbuild.c: Likewise.
1630 * cgraphunit.c: Likewise.
1631 * cif-code.def: Likewise.
1632 * collect2.c: Likewise.
1633 * combine.c: Likewise.
1634 * convert.c: Likewise.
1635 * coverage.c: Likewise.
1636 * crtstuff.c: Likewise.
1638 * cselib.c: Likewise.
1639 * dbgcnt.c: Likewise.
1640 * dbgcnt.def: Likewise.
1641 * dbgcnt.h: Likewise.
1642 * dbxout.c: Likewise.
1646 * defaults.h: Likewise.
1647 * df-byte-scan.c: Likewise.
1648 * df-core.c: Likewise.
1649 * df-problems.c: Likewise.
1650 * df-scan.c: Likewise.
1653 * diagnostic.c: Likewise.
1654 * diagnostic.h: Likewise.
1655 * dominance.c: Likewise.
1656 * domwalk.c: Likewise.
1657 * double-int.c: Likewise.
1658 * double-int.h: Likewise.
1660 * dwarf2asm.c: Likewise.
1661 * dwarf2asm.h: Likewise.
1662 * dwarf2out.c: Likewise.
1663 * ebitmap.c: Likewise.
1664 * ebitmap.h: Likewise.
1665 * emit-rtl.c: Likewise.
1666 * et-forest.c: Likewise.
1667 * except.c: Likewise.
1668 * except.h: Likewise.
1669 * expmed.c: Likewise.
1672 * final.c: Likewise.
1673 * flags.h: Likewise.
1674 * fold-const.c: Likewise.
1675 * function.c: Likewise.
1676 * function.h: Likewise.
1677 * fwprop.c: Likewise.
1679 * gcov-dump.c: Likewise.
1680 * gcov-io.c: Likewise.
1681 * gcov-io.h: Likewise.
1684 * genattr.c: Likewise.
1685 * genattrtab.c: Likewise.
1686 * genautomata.c: Likewise.
1687 * genchecksum.c: Likewise.
1688 * genconfig.c: Likewise.
1689 * genflags.c: Likewise.
1690 * gengtype-parse.c: Likewise.
1691 * gengtype.c: Likewise.
1692 * gengtype.h: Likewise.
1693 * genmddeps.c: Likewise.
1694 * genmodes.c: Likewise.
1695 * genopinit.c: Likewise.
1696 * genpreds.c: Likewise.
1697 * gensupport.c: Likewise.
1698 * ggc-common.c: Likewise.
1699 * ggc-page.c: Likewise.
1700 * ggc-zone.c: Likewise.
1702 * gimple-iterator.c: Likewise.
1703 * gimple-low.c: Likewise.
1704 * gimple-pretty-print.c: Likewise.
1705 * gimple.c: Likewise.
1706 * gimple.def: Likewise.
1707 * gimple.h: Likewise.
1708 * gimplify.c: Likewise.
1709 * graphds.c: Likewise.
1710 * graphite-clast-to-gimple.c: Likewise.
1711 * gthr-nks.h: Likewise.
1712 * gthr-posix.c: Likewise.
1713 * gthr-posix.h: Likewise.
1714 * gthr-posix95.h: Likewise.
1715 * gthr-single.h: Likewise.
1716 * gthr-tpf.h: Likewise.
1717 * gthr-vxworks.h: Likewise.
1719 * haifa-sched.c: Likewise.
1720 * hard-reg-set.h: Likewise.
1721 * hooks.c: Likewise.
1722 * hooks.h: Likewise.
1723 * hosthooks.h: Likewise.
1724 * hwint.h: Likewise.
1725 * ifcvt.c: Likewise.
1726 * incpath.c: Likewise.
1727 * init-regs.c: Likewise.
1728 * integrate.c: Likewise.
1729 * ipa-cp.c: Likewise.
1730 * ipa-inline.c: Likewise.
1731 * ipa-prop.c: Likewise.
1732 * ipa-pure-const.c: Likewise.
1733 * ipa-reference.c: Likewise.
1734 * ipa-struct-reorg.c: Likewise.
1735 * ipa-struct-reorg.h: Likewise.
1736 * ipa-type-escape.c: Likewise.
1737 * ipa-type-escape.h: Likewise.
1738 * ipa-utils.c: Likewise.
1739 * ipa-utils.h: Likewise.
1741 * ira-build.c: Likewise.
1742 * ira-color.c: Likewise.
1743 * ira-conflicts.c: Likewise.
1744 * ira-costs.c: Likewise.
1745 * ira-emit.c: Likewise.
1746 * ira-int.h: Likewise.
1747 * ira-lives.c: Likewise.
1750 * lambda-code.c: Likewise.
1751 * lambda-mat.c: Likewise.
1752 * lambda-trans.c: Likewise.
1753 * lambda.h: Likewise.
1754 * langhooks.c: Likewise.
1756 * libgcov.c: Likewise.
1757 * lists.c: Likewise.
1758 * loop-doloop.c: Likewise.
1759 * loop-init.c: Likewise.
1760 * loop-invariant.c: Likewise.
1761 * loop-iv.c: Likewise.
1762 * loop-unroll.c: Likewise.
1763 * lower-subreg.c: Likewise.
1764 * lto-cgraph.c: Likewise.
1765 * lto-compress.c: Likewise.
1766 * lto-opts.c: Likewise.
1767 * lto-section-in.c: Likewise.
1768 * lto-section-out.c: Likewise.
1769 * lto-streamer-in.c: Likewise.
1770 * lto-streamer-out.c: Likewise.
1771 * lto-streamer.c: Likewise.
1772 * lto-streamer.h: Likewise.
1773 * lto-symtab.c: Likewise.
1774 * lto-wpa-fixup.c: Likewise.
1775 * matrix-reorg.c: Likewise.
1777 * mode-switching.c: Likewise.
1778 * modulo-sched.c: Likewise.
1779 * omega.c: Likewise.
1780 * omega.h: Likewise.
1781 * omp-low.c: Likewise.
1782 * optabs.c: Likewise.
1783 * optabs.h: Likewise.
1784 * opts-common.c: Likewise.
1786 * params.def: Likewise.
1787 * params.h: Likewise.
1788 * passes.c: Likewise.
1789 * plugin.c: Likewise.
1790 * postreload-gcse.c: Likewise.
1791 * postreload.c: Likewise.
1792 * predict.c: Likewise.
1793 * predict.def: Likewise.
1794 * pretty-print.c: Likewise.
1795 * pretty-print.h: Likewise.
1796 * print-rtl.c: Likewise.
1797 * print-tree.c: Likewise.
1798 * profile.c: Likewise.
1799 * read-rtl.c: Likewise.
1801 * recog.c: Likewise.
1802 * reg-stack.c: Likewise.
1803 * regcprop.c: Likewise.
1804 * reginfo.c: Likewise.
1805 * regmove.c: Likewise.
1806 * regrename.c: Likewise.
1808 * regstat.c: Likewise.
1809 * reload.c: Likewise.
1810 * reload1.c: Likewise.
1811 * resource.c: Likewise.
1813 * rtl.def: Likewise.
1815 * rtlanal.c: Likewise.
1816 * sbitmap.c: Likewise.
1817 * sched-deps.c: Likewise.
1818 * sched-ebb.c: Likewise.
1819 * sched-int.h: Likewise.
1820 * sched-rgn.c: Likewise.
1821 * sched-vis.c: Likewise.
1822 * sdbout.c: Likewise.
1823 * sel-sched-dump.c: Likewise.
1824 * sel-sched-dump.h: Likewise.
1825 * sel-sched-ir.c: Likewise.
1826 * sel-sched-ir.h: Likewise.
1827 * sel-sched.c: Likewise.
1828 * sel-sched.h: Likewise.
1831 * simplify-rtx.c: Likewise.
1832 * stack-ptr-mod.c: Likewise.
1834 * stor-layout.c: Likewise.
1835 * store-motion.c: Likewise.
1836 * stringpool.c: Likewise.
1837 * stub-objc.c: Likewise.
1838 * sync-builtins.def: Likewise.
1839 * target-def.h: Likewise.
1840 * target.h: Likewise.
1841 * targhooks.c: Likewise.
1842 * targhooks.h: Likewise.
1843 * timevar.c: Likewise.
1844 * tlink.c: Likewise.
1845 * toplev.c: Likewise.
1846 * toplev.h: Likewise.
1847 * tracer.c: Likewise.
1848 * tree-affine.c: Likewise.
1849 * tree-affine.h: Likewise.
1850 * tree-browser.def: Likewise.
1851 * tree-call-cdce.c: Likewise.
1852 * tree-cfg.c: Likewise.
1853 * tree-cfgcleanup.c: Likewise.
1854 * tree-chrec.c: Likewise.
1855 * tree-chrec.h: Likewise.
1856 * tree-complex.c: Likewise.
1857 * tree-data-ref.c: Likewise.
1858 * tree-data-ref.h: Likewise.
1859 * tree-dfa.c: Likewise.
1860 * tree-dump.c: Likewise.
1861 * tree-dump.h: Likewise.
1862 * tree-eh.c: Likewise.
1863 * tree-flow-inline.h: Likewise.
1864 * tree-flow.h: Likewise.
1865 * tree-if-conv.c: Likewise.
1866 * tree-inline.c: Likewise.
1867 * tree-into-ssa.c: Likewise.
1868 * tree-loop-distribution.c: Likewise.
1869 * tree-loop-linear.c: Likewise.
1870 * tree-mudflap.c: Likewise.
1871 * tree-nested.c: Likewise.
1872 * tree-nomudflap.c: Likewise.
1873 * tree-nrv.c: Likewise.
1874 * tree-object-size.c: Likewise.
1875 * tree-optimize.c: Likewise.
1876 * tree-outof-ssa.c: Likewise.
1877 * tree-parloops.c: Likewise.
1878 * tree-pass.h: Likewise.
1879 * tree-phinodes.c: Likewise.
1880 * tree-predcom.c: Likewise.
1881 * tree-pretty-print.c: Likewise.
1882 * tree-profile.c: Likewise.
1883 * tree-scalar-evolution.c: Likewise.
1884 * tree-ssa-address.c: Likewise.
1885 * tree-ssa-alias.c: Likewise.
1886 * tree-ssa-ccp.c: Likewise.
1887 * tree-ssa-coalesce.c: Likewise.
1888 * tree-ssa-copy.c: Likewise.
1889 * tree-ssa-copyrename.c: Likewise.
1890 * tree-ssa-dce.c: Likewise.
1891 * tree-ssa-dom.c: Likewise.
1892 * tree-ssa-dse.c: Likewise.
1893 * tree-ssa-forwprop.c: Likewise.
1894 * tree-ssa-ifcombine.c: Likewise.
1895 * tree-ssa-live.c: Likewise.
1896 * tree-ssa-live.h: Likewise.
1897 * tree-ssa-loop-ch.c: Likewise.
1898 * tree-ssa-loop-im.c: Likewise.
1899 * tree-ssa-loop-ivcanon.c: Likewise.
1900 * tree-ssa-loop-ivopts.c: Likewise.
1901 * tree-ssa-loop-manip.c: Likewise.
1902 * tree-ssa-loop-niter.c: Likewise.
1903 * tree-ssa-loop-prefetch.c: Likewise.
1904 * tree-ssa-loop-unswitch.c: Likewise.
1905 * tree-ssa-loop.c: Likewise.
1906 * tree-ssa-math-opts.c: Likewise.
1907 * tree-ssa-operands.c: Likewise.
1908 * tree-ssa-operands.h: Likewise.
1909 * tree-ssa-phiopt.c: Likewise.
1910 * tree-ssa-phiprop.c: Likewise.
1911 * tree-ssa-pre.c: Likewise.
1912 * tree-ssa-propagate.c: Likewise.
1913 * tree-ssa-reassoc.c: Likewise.
1914 * tree-ssa-sccvn.c: Likewise.
1915 * tree-ssa-sink.c: Likewise.
1916 * tree-ssa-structalias.c: Likewise.
1917 * tree-ssa-ter.c: Likewise.
1918 * tree-ssa-threadedge.c: Likewise.
1919 * tree-ssa-threadupdate.c: Likewise.
1920 * tree-ssa-uncprop.c: Likewise.
1921 * tree-ssa.c: Likewise.
1922 * tree-ssanames.c: Likewise.
1923 * tree-switch-conversion.c: Likewise.
1924 * tree-tailcall.c: Likewise.
1925 * tree-vect-data-refs.c: Likewise.
1926 * tree-vect-generic.c: Likewise.
1927 * tree-vect-loop-manip.c: Likewise.
1928 * tree-vect-loop.c: Likewise.
1929 * tree-vect-patterns.c: Likewise.
1930 * tree-vect-slp.c: Likewise.
1931 * tree-vect-stmts.c: Likewise.
1932 * tree-vectorizer.c: Likewise.
1933 * tree-vectorizer.h: Likewise.
1934 * tree-vrp.c: Likewise.
1936 * tree.def: Likewise.
1938 * treestruct.def: Likewise.
1939 * unwind-compat.c: Likewise.
1940 * unwind-dw2-fde-glibc.c: Likewise.
1941 * unwind-dw2.c: Likewise.
1942 * value-prof.c: Likewise.
1943 * value-prof.h: Likewise.
1944 * var-tracking.c: Likewise.
1945 * varasm.c: Likewise.
1946 * varpool.c: Likewise.
1949 * vmsdbgout.c: Likewise.
1951 * xcoffout.c: Likewise.
1953 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1955 * pa.c (output_call): Only use sr4 for long interspace calls if
1956 call binds local and generating non PIC code.
1957 (attr_length_call): Adjust length calculation for above.
1959 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
1962 (add<mode>3_carry): Change operand order of plus RTX.
1963 (*add<mode>3_carry): Ditto.
1964 (*addsi3_carry_zext): Ditto.
1965 (*add<dwi>3_doubleword): Update for changed operand order.
1966 (*negti2_1 splitter): Ditto.
1967 (*negdi2_1 splitter): Ditto.
1968 (<plusminus_insn><mode>3_carry): Macroize expander from
1969 {add,sub}<mode>3_carry patterns using plusminus code iterator.
1970 (*<plusminus_insn><mode>3_carry): Macroize insn from
1971 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
1972 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
1973 patterns using SDWIM mode iterator.
1974 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
1975 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
1976 using DWIH mode iterator.
1977 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
1978 using SWI mode iterator.
1979 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
1980 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
1981 patterns using SWIM mode iterator.
1982 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
1983 patterns using SWI248 mode iterator.
1984 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
1985 patterns using SWI mode iterator.
1986 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
1987 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
1989 2009-11-24 Michael Matz <matz@suse.de>
1991 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
1993 2009-11-24 David Binderman <dcb314@hotmail.com>
1995 * expr.c (store_field): Remove set but not used local variable
1997 (expand_expr_real_2): Remove treeop2.
1998 * gcse.c (update_ld_motion_stores): Remove new_rtx.
1999 * haifa-sched.c (max_issue): Remove points.
2000 (sched_create_recovery_edges): Remove e.
2001 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
2003 2009-11-24 Nick Clifton <nickc@redhat.com>
2005 * config/v850/v850.c (function_arg): Fix handling of zero-length
2008 2009-11-24 Michael Matz <matz@suse.de>
2010 * tree.h (union tree_ann_d): Don't declare.
2011 (tree_base): Remove ann field.
2012 (struct var_ann_d): Declare forward.
2013 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
2014 (DECL_VAR_ANN_PTR): New macro.
2015 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
2016 accept only VAR, PARM or RESULT decls.
2017 (create_tree_common_ann): Remove.
2018 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
2019 * tree-eh.c (lookup_expr_eh_lp): Remove.
2020 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
2022 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
2023 * tree-flow.h (enum tree_ann_type): Remove.
2024 (struct tree_ann_common_d): Remove.
2025 (struct var_ann_d): Remove common field.
2026 (union tree_ann_d): Remove.
2027 (tree_ann_t, tree_ann_common_t): Remove typedefs.
2028 (tree_common_ann, get_tree_common_ann, ann_type,
2029 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
2030 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
2031 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
2032 * builtins.c (expand_builtin_memcpy): Use
2033 currently_expanding_gimple_stmt instead of tree annotation.
2034 (expand_builtin_memset_args): Ditto.
2035 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
2036 (expand_call_stmt): Don't set tree annotation.
2037 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
2038 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
2039 * gimple.h (currently_expanding_gimple_stmt): Declare.
2041 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
2043 * dwarf2out.c (add_location_or_const_value_attribute): Remove
2044 useless NOTE_VAR_LOCATION_STATUS call.
2045 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
2047 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2049 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
2050 being called recursively.
2052 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
2054 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
2055 $(MD5_H) params.def params.h prefix.h tree-inline.h.
2057 2009-11-24 Paul Brook <paul@codesourcery.com>
2059 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
2062 2009-11-24 Julian Brown <julian@codesourcery.com>
2063 Paul Brook <paul@codesourcery.com>
2065 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
2066 (arm_dwarf_register_span): New function.
2067 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
2069 2009-11-24 David Binderman <dcb314@hotmail.com>
2071 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
2072 local variable bb_note.
2073 * dominance.c (get_dominated_by): Likewise local var n.
2074 (output_file_names): Likewise local var idx.
2075 (add_location_or_const_value_attribute): Likewise local var status.
2076 * dwarf2out.c (gen_variable_die): Likewise local var field.
2077 * emit-rtl.c (no_line_numbers): Remove.
2078 (init_emit_once): Remove line_numbers parameter.
2079 * rtl.h (init_emit_once): Adjust prototype.
2080 * toplev.c (backend_init): Adjust init_emit_once call.
2082 2009-11-24 Richard Guenther <rguenther@suse.de>
2084 PR tree-optimization/42142
2085 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2086 Handle iv-dependent (non-)kills properly.
2087 (mark_aliased_reaching_defs_necessary): Pass the basic-block
2088 of the reference statement to mark_aliased_reaching_defs_necessary_1.
2090 2009-11-24 Martin Jambor <mjambor@suse.cz>
2092 PR tree-optimization/42154
2093 * tree-sra.c (struct access): Added comments.
2094 (sra_modify_expr): Build references to the old aggregate with
2095 build_ref_for_offset instead of reusing access->expr.
2096 (load_assign_lhs_subreplacements): Likewise.
2098 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
2100 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
2102 (sub<mode>3_carry): Ditto.
2103 (x86_mov<mode>cc_0_m1): Ditto.
2104 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
2105 for ix86_carry_flag_operator operator predicate.
2106 (*sub<mode>3_carry): Ditto.
2107 (*x86_mov<mode>cc_0_m1): Ditto.
2108 (*addsi3_carry_zext): Use VOIDmode match_operator for
2109 ix86_carry_flag_operator operator predicate.
2110 (*subsi3_carry_zext): Ditto.
2111 (*x86_mov<mode>cc_0_m1_s): Ditto.
2112 (*x86_mov<mode>cc_0_m1_neg): Ditto.
2113 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
2114 check operator sub-expressions for FLAGS_REG and const0_rtx.
2115 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
2116 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
2117 (ix86_expand_int_addcc): Update calls to
2118 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
2119 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
2120 Do not set mode of compare operation.
2122 2009-11-23 Jan Hubicka <jh@suse.cz>
2125 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
2128 2009-11-23 Jan Hubicka <jh@suse.cz>
2130 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
2131 wrong profile updates.
2132 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
2133 having largest frequency.
2134 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
2135 used uninitalized warning.
2136 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
2139 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
2141 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
2142 of gen_rtx_REG to generate operand 5.
2143 (*cmp_ssub_sidi): Ditto.
2145 2009-11-23 Richard Henderson <rth@redhat.com>
2147 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
2150 2009-11-23 Paul Brook <paul@codesourcery.com>
2152 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
2153 case for noreturn functions.
2154 (arm_compute_save_reg_mask): Remove special noreturn handling.
2156 2009-11-23 Richard Guenther <rguenther@suse.de>
2158 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
2159 size for DECL bases.
2161 2009-11-22 Richard Henderson <rth@redhat.com>
2163 * i386.c (avx_vpermilp_parallel): New function.
2164 * i386-protos.h: Declare it.
2165 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
2166 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
2167 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
2168 (ssescalarnum, ssedoublesizemode): Add AVX modes.
2169 (vpermilbits): Remove.
2170 (avx_vpermil<mode>): Change insns to expanders.
2171 (*avx_vpermil<mode>): New. Use vec_select.
2173 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
2175 * opts.c (decode_options): Don't enable flag_schedule_insns
2176 when optimizing for size.
2177 * doc/invoke.texi: Document change.
2179 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
2182 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2183 of scratch register to SImode.
2184 (*cmp_sadd_sidi): Ditto.
2185 (*cmp_ssub_si): Ditto.
2186 (*cmp_ssub_sidi): Ditto.
2188 2009-11-21 Ian Lance Taylor <iant@google.com>
2190 * Makefile.in (HOST_LIBS): Move higher in file.
2191 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
2192 is not empty, set to $(CC) and $(CFLAGS).
2194 2009-11-22 Martin Jambor <mjambor@suse.cz>
2196 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
2197 V_C_E of an SSA_NAME or an invariant if lvalue is required.
2198 (verify_gimple_call): Verify LHS also with with
2199 verify_types_in_gimple_reference.
2201 2009-11-21 Martin Jambor <mjambor@suse.cz>
2204 * tree-sra.c (access_precludes_ipa_sra_p): New function.
2205 (splice_param_accesses): Check all accesses by calling
2206 access_precludes_ipa_sra_p.
2207 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
2208 not convert types if it is true.
2209 (sra_ipa_modify_assign): Convert types in case of mismatch.
2211 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2213 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
2216 2009-11-21 Adam Nemet <adambnemet@gmail.com>
2218 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
2219 (mips_mulsidi3_gen_fn): Declare new function.
2220 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
2221 * config/mips/mips.md (<u>mulsidi3): Change condition to use
2222 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
2223 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
2224 (mulsidi3_64bit_dmul): New define_insn.
2226 2009-11-21 Ben Elliston <bje@au.ibm.com>
2228 * gengtype-lex.l: Enable noinput flex option.
2229 (YY_NO_INPUT): Remove define.
2231 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2233 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
2234 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
2235 (insert_debug_temps_for_defs): Handle PHI nodes.
2236 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
2239 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2241 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
2242 after remove_phi_node.
2244 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2246 PR tree-optimization/42078
2247 * gimple.h (gimple_replace_lhs): New declaration.
2248 * gimple.c (gimple_replace_lhs): New function.
2249 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
2252 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
2254 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
2255 (xop_mulv2div2di3_low): Same.
2256 (*xop_pmacsdqh_mem): Same.
2258 2009-11-20 Richard Henderson <rth@redhat.com>
2260 * config/i386/i386-builtin-types.awk: New file.
2261 * config/i386/i386-builtin-types.def: New file.
2262 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
2263 * config/i386/i386.c: Include it.
2264 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
2265 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
2266 (struct builtin_isa): Remove GTY marker. Replace tree type with
2267 ix86_builtin_func_type; add set_and_not_built_p.
2268 (def_builtin): Change type parameter to tcode; use
2269 ix86_get_builtin_func_type; update all callers. Accept zero mask
2270 to mean the builtin is unconditionally available.
2271 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
2273 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
2274 Update some users to rationalized enumeration codes from new include.
2275 (enum multi_arg_type): Remove. Replace all enumeration values
2276 with defines to new ix86_builtin_func_type.
2277 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
2278 all type resolution to def_builtin.
2279 (ix86_init_builtin_types): Split out from ...
2280 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
2282 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2285 * config/rs6000/rs6000.c (struct machine_function): Revert
2286 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
2287 (rs6000_expand_to_rtl_hook): Ditto.
2288 (rs6000_check_vector_mode): Ditto.
2289 (compute_vrsave_mask): Ditto.
2291 2009-11-20 Paul Brook <paul@codesourcery.com>
2293 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
2294 * config/arm/arm-cores.def: Add cortex-a5.
2295 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
2296 * config/arm/arm-tune.md: Regenerate.
2298 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
2301 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
2302 (ref_pos): New field in structure.
2303 (insert_new_var_in_stmt): New function.
2306 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2308 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
2309 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
2310 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
2311 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2312 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2313 INT_LEAST64_TYPE): Define.
2314 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2315 UINT_LEAST64_TYPE): Define.
2316 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2317 INT_FAST64_TYPE): Define.
2318 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2319 UINT_FAST64_TYPE): Define.
2320 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2322 2009-11-20 Julian Brown <julian@codesourcery.com>
2324 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
2325 specially for Thumb-1.
2326 (ASM_OUTPUT_REG_POP): Likewise.
2328 2009-11-19 Jason Merrill <jason@redhat.com>
2330 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
2332 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2333 Rafael Avila de Espindola <espindola@google.com>
2335 * doc/plugins.texi (Plugin initialization): Added advices for
2336 retrieving the version of GCC at plugin compilation and loading times.
2338 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2340 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
2341 (dump_active_plugins): output to file everything. Use
2342 internationalized dump & FMT_FOR_PLUGIN_EVENT.
2344 2009-11-19 Richard Guenther <rguenther@suse.de>
2346 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
2347 around truth-valued expressions.
2348 * tree.c (free_lang_data): Untangle check for LTO frontend.
2350 2009-11-19 Jakub Jelinek <jakub@redhat.com>
2352 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
2353 of cgraph_node_for_decl.
2354 * cgraph.h (cgraph_node_for_decl): Remove prototype.
2355 * cgraph.c (cgraph_node_for_decl): Remove.
2356 (cgraph_get_node): Just return NULL if !cgraph_hash.
2358 2009-11-19 Paul Brook <paul@codesourcery.com>
2360 * config.gcc: Add new ARM --with-fpu options.
2361 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
2362 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2364 2009-11-18 Richard Guenther <rguenther@suse.de>
2366 * gimple.h (union gimple_statement_d): Add gsmembase member.
2367 (gimple_vuse_op): Use gsmembase for access.
2368 (gimple_vdef_op): Likewise.
2369 (gimple_vuse): Likewise.
2370 (gimple_vdef): Likewise.
2371 (gimple_vuse_ptr): Likewise.
2372 (gimple_vdef_ptr): Likewise.
2373 (gimple_set_vuse): Likewise.
2374 (gimple_set_vdef): Likewise.
2375 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2377 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2379 * doc/arm-neon-intrinsics.texi: Regenerated.
2381 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2383 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2385 2009-11-18 Paul Brook <paul@codesourcery.com>
2386 Daniel Jacobowitz <dan@codesourcery.com>
2388 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2389 (arm_arch7em): New variable.
2390 (all_architectures): Add armv7e-m.
2391 (arm_override_options): Set arm_arch7em.
2392 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2393 Include arm_arch7em.
2394 (arm_arch7em): Declare.
2396 2009-11-18 Richard Guenther <rguenther@suse.de>
2398 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
2399 a valid field decl if checking is enabled.
2401 2009-11-18 Martin Jambor <mjambor@suse.cz>
2403 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2404 (lto_ipa_fixup_call_notes): Declare.
2405 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2406 (update_call_notes_after_inlining): Copy call stmt uid to the new
2408 (ipa_write_param_call_note): New function.
2409 (ipa_read_param_call_note): New function
2410 (ipa_write_node_info): Write also param call notes. Removed a bogus
2411 comment, reformatted to fit 80 columns.
2412 (ipa_read_node_info): Read also param call notes. Removed a bogus
2413 comment. Remove ipa_edge_args_vector growth.
2414 (lto_ipa_fixup_call_notes): New function.
2415 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2416 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2417 inlining regardless of flag_wpa.
2418 (cgraph_decide_inlining_of_small_functions): Likewise.
2419 (cgraph_decide_inlining): Likewise.
2420 (inline_read_summary): Likewise.
2422 2009-11-18 Jan Hubicka <jh@suse.cz>
2424 * predict.c (compute_function_frequency): Export.
2425 * predict.h (compute_function_frequency): Declare.
2426 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2428 2009-11-18 Martin Jambor <mjambor@suse.cz>
2430 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2431 on all nodes we write summaries for.
2433 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2436 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2437 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2438 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2439 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2440 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2441 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2442 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2445 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2447 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2449 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2452 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2454 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2456 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2457 cgraph_materialize_all_clones): Handle same_body aliases.
2458 * cgraph.c (cgraph_allocate_node): New function.
2459 (cgraph_create_node): Use it.
2460 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2461 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2462 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2464 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2465 (input_node): Stream in same_body aliases.
2466 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2467 for same_body aliases.
2468 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2470 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2473 * config/darwin.h: Use the extension stub libraries to access
2474 current libgcc_s features.
2476 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2479 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2480 (vect_transform_loop): Call it.
2482 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2484 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2487 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2491 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2493 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2494 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2495 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2496 (sese_bad_liveouts_use): New.
2497 (sese_reset_debug_liveouts_bb): New.
2498 (sese_build_liveouts): Use it.
2499 (rename_variables_in_stmt): Reset debug stmts rather than creating
2501 (expand_scalar_variable_stmt): Likewise.
2503 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2505 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2506 (df_ref_remove): Likewise.
2508 2009-11-17 Jan Hubicka <jh@suse.cz>
2510 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2513 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2515 * toplev.c (process_options): Remove dead code.
2516 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2518 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2520 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2523 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2525 PR tree-optimization/41857
2526 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2527 TYPE's address space instead of pointer to TYPE.
2529 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2531 * reload.c (find_reloads_address): Fix typo.
2533 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2535 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2536 registers in leaf functions if possible.
2538 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2540 * config/m68k/m68k-devices.def: Add MCF5441x family.
2542 2009-11-17 Jan Hubicka <jh@suse.cz>
2544 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2546 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2548 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2550 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2551 nest ior expressions.
2552 (x86_64_szext_nonmemory_operand): Ditto.
2553 (call_insn_operand): Ditto.
2555 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2557 * stmt.c (expand_asm_stmt): Get locus from stmt.
2559 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2561 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2562 Create the decl label for the new dest block on demand. Require
2563 a fallthrough edge if no asm labels were redirected.
2565 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2567 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2568 operand 1 predicate.
2569 (cstoresi4): Ditto for operand 2.
2570 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2571 patterns using SDWIM mode iterator.
2572 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2573 using SWIM mode iterator.
2574 (cmpdi_1): Rename from cmpdi_1_rex64.
2575 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2576 SWI48 mode iterator.
2577 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2578 using SWI mode iterator.
2579 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2580 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2581 (*cmpqi_ext_3_insn): Make private.
2582 (*cmpqi_ext_3_insn_rex64): Make private.
2583 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2584 * config/i386/predicates.md (cmpsi_operand): Remove.
2586 2009-11-16 Paul Brook <paul@codesourcery.com>
2588 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2589 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2591 2009-11-14 Jan Hubicka <jh@suse.cz>
2593 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2595 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2596 zero out all callees.
2597 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2598 frequency and count match.
2599 * ipa-inline.c (update_noncloned_frequencies): New function.
2600 (cgraph_clone_inlined_nodes): Use it.
2601 * tree-inline.c (copy_bb): Fix frequency scaling; output
2602 diagnostic on frequency mismatches to dump file.
2603 (initialize_cfun): Do not scale frequency; fix count scaling;
2604 initialize entry and exit block frequencies; copy profile info.
2605 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2606 (copy_body): Use frequency_scale as argument.
2607 (expand_call_inline): Compute frequency scale and output diagnostic
2609 (delete_unreachable_blocks_update_callgrah): Remove checking that
2610 has to be done after edge redirection.
2611 (tree_function_versioning): Update initialize_cfun and copy_body call.
2613 2009-11-14 Jan Hubicka <jh@suse.cz>
2615 * cgraph.c (cgraph_release_function_body): Update use of
2616 ipa_transforms_to_apply.
2617 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2618 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2619 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2621 (cgraph_materialize_clone): Remove original if dead.
2622 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2623 ipa_transforms_to_apply hack.
2624 * function.h (struct function): Add ipa_transforms_to_apply.
2625 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2626 * tree-inline.c (copy_bb): Update sanity check.
2627 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2628 (expand_call_inline): remove dead clone originals.
2629 (tree_function_versioning): Merge transformation queues.
2630 * passes.c (add_ipa_transform_pass): Remove.
2631 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2633 (execute_all_ipa_transforms): Update.
2634 (execute_one_pass): Update.
2636 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2638 PR target/21078, 21080
2639 * config/avr/avr.c (avr_return_addr_rtx): New function for
2640 builtin_return_address.
2641 (expand_prologue): Calculate stack usage.
2642 (avr_asm_function_end_prologue): Output stack size and offset label.
2643 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2644 (machine_function): Add stack_usage.
2645 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2647 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2649 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2650 new 'outgoing' argument.
2651 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
2652 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
2653 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
2654 iq2000_function_value_regno_p.
2655 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
2656 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
2659 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
2662 * arm.md (adddi_sesidi_di): Place tied contraint first.
2663 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
2664 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
2665 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
2666 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
2667 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
2668 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
2669 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
2670 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
2671 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2673 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
2675 * config/i386/predicates.md (call_register_no_elim_operand):
2676 New predicate. Reject stack register as valid call operand
2678 (call_insn_operand): Use call_register_no_elim_operand.
2680 2009-11-13 Richard Henderson <rth@redhat.com>
2682 * function.c (stack_protect_prologue): Don't bypass expand_expr
2683 for stack_protect_guard and guard_decl.
2684 (stack_protect_epilogue): Likewise.
2686 2009-11-13 Jan Hubicka <jh@suse.cz>
2688 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
2689 when to PUBLIC is set.
2691 2009-11-13 Jakub Jelinek <jakub@redhat.com>
2694 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
2697 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2700 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
2701 *call_value_1): Use "lsm" as operand 1 constraint.
2702 * config/i386/predicates.md (call_insn_operand): Depend on
2703 index_register_operand to avoid %esp register.
2705 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2708 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
2711 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
2712 (TARGET_CALL_ESP): New define.
2713 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2715 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
2716 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
2717 *call_1, *call_value_pop_1 and *call_value_1. Depend on
2719 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
2720 New patterns, use "lsm" as operand 1 constraint.
2721 * config/i386/predicates.md (call_insn_operand): Depend on
2722 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2724 2009-11-13 Jason Merrill <jason@redhat.com>
2727 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
2728 Don't emit a second declaration at any scope.
2730 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2732 PR rtl-optimization/41697
2733 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
2734 a conditional jump has a single successor.
2736 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
2738 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
2739 allocate reg_last when in case lazy_reg_last is true.
2740 (init_deps_reg_last): New.
2741 (free_deps): When max_reg is 0, this context is already freed.
2742 * sched-int.h (init_deps_reg_last): Export.
2743 (init_deps): Update prototype.
2744 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
2745 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
2746 * ddg.c (build_intra_loop_deps): Likewise.
2747 * sel-sched-ir.c (copy_deps_context, create_deps_context,
2748 reset_deps_context, deps_init_id): Likewise.
2749 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
2750 (free_data_for_scheduled_insn): New, break down from ...
2751 (free_first_time_insn_data): ... here.
2752 (has_dependence_p): Allocate reg_last now, when it is needed.
2753 (extend_insn_data): When maximal LUID is big enough, allocate
2754 per-insn data in smaller chunks.
2755 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
2756 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
2759 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.md (call_value): Fix comment.
2762 (sibcall_value): Ditto.
2764 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
2766 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
2767 (MD_FROB_UPDATE_CONTEXT): Define.
2769 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
2770 Laurent GUERBY <laurent@guerby.net>
2772 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
2773 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
2774 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2776 2009-11-12 Jan Hubicka <jh@suse.cz>
2778 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
2779 and clear DECL_COMMON on localized declarations.
2781 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2784 * regrename.c (struct du_head): New structure; some elements moved
2786 (struct du_chain): ... this one.
2787 (open_chains, closed_chains): Now of type struct du_head *.
2788 (do_replace): Accept du_head argument, not du_chain. All callers
2789 changed. Modified code to match new data structures.
2790 (build_def_use): Return a list of du_head structures. Modified code
2791 to match new data structures.
2792 (dump_def_use_chain): Accept du_head argument, not du_chain. All
2793 callers changed. Modified code to match new data structures.
2794 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
2795 callers changed. Modified code to match new data structures.
2796 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
2797 Allocate a du_head structure as well as a du_chain when creating a
2798 new chain. Modified other code to match new data structures.
2800 2009-11-12 Jan Hubicka <jh@suse.cz>
2802 * cgraph.h (varpool_node_name): Declare.
2803 * cgraphunit.c (process_function_and_variable_attributes): Set
2804 force_output flag on used variables.
2805 * ipa.c (function_and_variable_visibility): Dump externally visible
2806 and needed variables.
2807 * varpool.c (varpool_node_name): Export.
2808 (decide_is_variable_needed): Check COMDAT for externally visible vars;
2811 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
2814 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
2815 processing if XEXP (x, i) is NULL.
2817 2009-11-12 Jan Hubicka <jh@suse.cz>
2819 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
2820 imply PUBLIC || EXTERNAL.
2822 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2825 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
2826 single successor block, ending with jump created by RTL expander.
2828 2009-11-11 Jan Hubicka <jh@suse.cz>
2831 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
2832 and WEAK variables at -fwhole-program.
2835 * ipa.c (whole_program_function_and_variable_visility): COMDAT
2836 functions/variables are not needed even if they are externally visible.
2838 2009-11-11 Jan Hubicka <jh@suse.cz>
2840 (patch by Richard Guenther)
2841 * lto-streamer-out.c (output_function): Output head of argument list
2843 * lto-streamer-in.c (input_function): Re-map arguments into merged
2846 2009-11-11 Jan Hubicka <jh@suse.cz>
2848 * lto-cgraph.c: Include gcov-io.h
2849 (output_profile_summary): New function.
2850 (output_cgraph): Use it.
2851 (input_profile_summary): New function.
2852 (input_cgraph): Use it.
2853 * coverage.c (build_ctr_info_value): Use varpool; initalize
2854 DECL_ASSEMBLER_NAME.
2855 (create_coverage): Likewise.
2856 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
2857 (tree_init_edge_profiler): Likewise.
2858 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2860 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
2862 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2863 * c-pragma.c (def_pragma_macro_value): Likewise.
2864 (def_pragma_macro): Likewise.
2865 (pushed_macro_table): Likewise.
2866 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
2867 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2869 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
2871 * doc/plugins.texi (Registering custom attributes): section
2872 renamed as (Registering custom attributes or pragmas).
2873 Mentions custom attributes & pragmas, and c_register_pragma, with
2875 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
2877 * doc/extend.texi (Function Attributes): Mentions that plugin can
2878 provide their attributes.
2880 2009-11-11 Jon Beniston <jon@beniston.com>
2882 * config.gcc: Add lm32 elf and uclinux targets.
2883 * config/lm32: New directory.
2884 * config/lm32/lm32.c: New file.
2885 * config/lm32/lm32.h: New file.
2886 * config/lm32/lm32.md: New file.
2887 * config/lm32/lm32.opt: New file.
2888 * config/lm32/lm32-protos.h: New file.
2889 * config/lm32/constraints.md: New file.
2890 * config/lm32/predicates.md: New file.
2891 * config/lm32/sfp-machine.h: New file.
2892 * config/lm32/t-fprules-softfp: New file.
2893 * config/lm32/uclinux-elf.h: New file.
2894 * doc/invoke.texi: Document lm32 options.
2895 * doc/contrib.texi: Document lm32 porter.
2896 * doc/install.texi: Document lm32 targets.
2898 2009-11-11 Martin Jambor <mjambor@suse.cz>
2901 * ipa-prop.c (ipa_update_after_lto_read): Call
2902 ipa_check_create_node_params and ipa_check_create_edge_args. Also
2903 call ipa_initialize_node_params instead of ipa_populate_param_decls.
2905 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2907 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
2908 (neon_expand_vector_init): Use them. Also handle non-constant
2909 vectors with identical elements and vectors with only one
2910 non-constant element.
2911 (arm_print_operand): Handle 'y' modifier.
2912 * config/arm/arm-protos.h (neon_make_constant): Declare.
2913 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
2914 patterns. Use VX instead of VDQW for the first one. Allow
2915 a VFP alternative and V32 modes for the second one.
2916 * config/arm/neon.ml (shape_elt): Add Alternatives.
2917 (ops): Use Alternatives for vdup lane instructions.
2918 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
2919 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2921 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2923 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
2925 (movti, mov<mode>): Call force_reg on one operand if required.
2926 * config/arm/vec-common.md (mov<mode>): Likewise.
2928 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
2930 * config/arm/arm.c (arm_override_options): Enable scheduling for
2933 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2937 * expr.h (anti_adjust_stack_and_probe): Declare.
2938 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
2939 parameter and rewrite head comment.
2940 (allocate_dynamic_stack_space): Adjust call to above function.
2941 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
2943 * tree.h (dwarf2out_args_size): Delete.
2944 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
2945 (dwarf2out_args_size_adjust): Delete prototype and move around.
2946 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
2947 ACCUMULATE_OUTGOING_ARGS targets.
2949 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2951 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
2952 DECL_SIZE of DECL_RESULT before evaluating it.
2954 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2956 PR tree-optimization/41987
2957 * fold-const.c (const_binop): Avoid using fold_buildN().
2959 2009-11-10 Martin Jambor <mjambor@suse.cz>
2961 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
2962 (execute_all_ipa_stmt_fixups): Declare.
2963 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
2964 * ipa-inline.c (pass_ipa_inline): Likewise.
2965 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
2966 * ipa-reference.c (pass_ipa_reference): Likewise.
2967 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
2968 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
2969 (pass_ipa_lto_finish_out): Likewise.
2970 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
2971 * passes.c (execute_ipa_stmt_fixups): New function.
2972 (execute_all_ipa_stmt_fixups): New function.
2973 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2975 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
2978 * explow.c (probe_stack_range): Fix typo.
2979 * config/sparc/sparc.md (probe_stack): New expander.
2981 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
2983 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2985 2009-11-09 Jason Merrill <jason@redhat.com>
2987 * gdbinit.in (pgq): New function for printing gimple sequence.
2989 2009-11-09 Paul Brook <paul@codesourcery.com>
2990 Daniel Jacobowitz <dan@codesourcery.com>
2991 Sandra Loosemore <sandra@codesourcery.com>
2993 * doc/extend.texi (Half-Precision): Update wording to reflect
2994 that there are now multiple -mfpu options that enable fp16
2996 * doc/invoke.texi: Update list of ARM -mfpu= options.
2997 * config.gcc: Update ARM --with-fpu option list.
2998 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
2999 vfpv3xd and vfpv3xd-fp16.
3000 (use_vfp_abi): New function.
3001 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
3003 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
3004 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
3005 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
3006 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
3008 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
3010 (arm_print_operand): Handle 'p' modifier.
3011 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
3013 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
3014 (TARGET_FP16): Define.
3015 * config/arm/vfp.md: Disable double-precision patterns if the FPU
3016 does not provide them.
3017 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
3018 double-precision values on a single-precision FPU.
3019 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
3020 double-precision constants.
3021 (movhf_vfp_neon): New pattern (was movhf_vfp).
3022 (movhf_vfp): Remove NEON instructions.
3023 * config/arm/constraints.md: Add new "Dy" constraint for
3024 double-precision constants. Update description of "Dv".
3025 * config/arm/arm.md: Disable double-precision patterns if the FPU
3026 does not provide them
3028 2009-11-09 Jakub Jelinek <jakub@redhat.com>
3030 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
3031 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
3034 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
3036 * collect2.c (main): Search PLUGIN_LD for plugin linker.
3038 * configure.ac (--with-plugin-ld): New. Default to ld.
3039 * configure: Regenerated.
3040 * config.in: Likewise.
3042 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
3043 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
3045 2009-11-08 Jonathan Gray <jsg@openbsd.org>
3047 * config/openbsd-stdint.h: Change to reflect what
3048 c_common_nodes_and_builtins expects.
3050 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
3052 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
3054 2009-11-08 Jakub Jelinek <jakub@redhat.com>
3057 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
3058 function contains at least one local dynamic name.
3059 (print_operand) <case '&'>: Instead output operand lossage diagnostics
3060 here if that happens.
3062 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
3063 Joern Rennecke <amylaar@spamcop.net>
3065 * cfgrtl.c (pass_free_cfg): Add pass name.
3066 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
3067 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
3068 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
3069 * df-core.c (pass_df_initialize_no_opt): Likewise.
3070 * except.c (pass_rtl_eh): Likewise.
3071 * function.c (pass_init_function, pass_leaf_regs): Likewise.
3072 * gcse.c (pass_rtl_pre): Change pass name.
3073 * passes.c (pass_postreload): Add pass name.
3074 (make_pass_instance): Don't use duplicate-tracking logic for
3075 names starting with '*'.
3076 (next_pass_1): Assert that pass has a name.
3077 (register_one_dump_file): If there is an space in the name,
3079 * predict.c (pass_strip_predict_hints): Add pass name.
3080 * reg-stack.c (pass_stack_regs): Likewise.
3081 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3082 * tree-cfg.c (pass_warn_function_return,
3083 pass_warn_function_noreturn): Add pass name.
3084 * tree-dfa.c (pass_referenced_vars): Likewise.
3085 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
3086 Fix whitespace before comment.
3087 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
3088 (pass_init_datastructures): Add pass name.
3089 * tree-ssa-loop.c (pass_record_bounds): Likewise.
3090 * tree-ssa.c (pass_early_warn_uninitialized,
3091 pass_late_warn_uninitialized): Likewise.
3092 * tree.c (pass_ipa_free_lang_data): Likewise.
3093 * doc/passes.texi (pass manager): Document how to disambiguate
3096 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
3098 * df-problems.c: Fix documentation for forward simulation of LR.
3099 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
3100 (df_simulate_finalize_forwards): Remove.
3101 * df.h (df_simulate_finalize_forwards): Remove.
3103 2009-11-08 Richard Guenther <rguenther@suse.de>
3105 * tree-ssa-structalias.c (build_succ_graph): Properly make
3106 variables escape if they are stored to anything.
3108 2009-11-08 Richard Guenther <rguenther@suse.de>
3110 PR rtl-optimization/41928
3111 * loop-invariant.c (free_loop_data): If we didn't allocate
3112 loop data do not try to free it.
3114 2009-11-07 Jason Merrill <jason@redhat.com>
3116 * tree.c (reconstruct_complex_type): Preserve attributes.
3118 2009-11-07 Richard Guenther <rguenther@suse.de>
3120 * tree-ssa-structalias.c (build_succ_graph): Feed stores
3121 to anything only to variables that can take pointers.
3122 (get_constraint_for_ssa_var): Properly exclude full
3123 variables from expanding.
3124 (first_vi_for_offset): Avoid overflow in arithmetic.
3125 (first_or_preceding_vi_for_offset): Likewise.
3126 (count_num_arguments): Fix implementation.
3127 (gate_ipa_pta): Do not run when not optimizing.
3129 2009-11-07 David Binderman <dcb314@hotmail.com>
3131 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
3132 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
3133 set but not used variables.
3134 (apply_args_reg_offset): Comment out as unused.
3135 * calls.c (flags_from_decl_or_type): Likewise.
3136 * genautomata.c (check_regexp_units_distribution): Likewise.
3138 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
3140 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
3141 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
3142 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
3143 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
3144 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
3145 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
3146 operand alternatives.
3148 2009-11-06 Michael Matz <matz@suse.de>
3151 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
3152 of a potential reciprocal to really be reciprocals.
3154 2009-11-06 Jakub Jelinek <jakub@redhat.com>
3156 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
3157 lwpintrin.h after immintrin.h.
3158 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
3162 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
3163 or non-constant index, allow index one past the last element and
3164 allow exceeding array bound in arrays that might be used as flexible
3167 2009-11-05 Richard Henderson <rth@redhat.com>
3169 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
3171 2009-11-05 Paul Brook <paul@codesourcery.com>
3173 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
3174 (arm_fpu_desc): New.
3175 (all_fpus): Add FPU details.
3176 (fp_model_for_fpu): Remove.
3177 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
3178 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
3179 (arm_file_start): Use arm_fpu_desc.
3180 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
3181 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
3183 (TARGET_FPA_EMU2): Define.
3184 (arm_fp_model, fputype, arm_fpu_tune): Remove.
3185 (vfp_reg_type, arm_fpu_desc): New.
3186 * config/arm/arm.md (attr fpu): Simplify.
3187 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
3188 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
3189 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
3190 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
3191 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
3193 2009-11-05 Michael Matz <matz@suse.de>
3195 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
3197 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
3200 2009-11-04 Jason Merrill <jason@redhat.com>
3203 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
3204 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
3205 (output_constant): Avoid crash after error.
3207 2009-11-05 Martin Jambor <mjambor@suse.cz>
3209 * tree-sra.c (struct access): Changed comment of next_sibling field.
3210 (analyze_modified_params): Loop over accesses of a group rather than
3211 over all with the ame base, pass a common bitmap to
3213 (unmodified_by_ref_scalar_representative): Build link lists of
3214 accesses of a group.
3215 (splice_param_accesses): Likewise.
3217 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
3219 * df-scan.c (df-uses-record): Add case zero_extract of mem.
3221 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
3225 * config/i386/i386.md (probe_stack): New expander.
3226 (logical operation peepholes): Do not split stack checking probes.
3228 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
3229 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3231 * doc/invoke.texi (-mlwp): Add documentation.
3232 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
3233 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
3234 (x86_64-*-*): Ditto.
3235 * config/i386/lwpintrin.h: New file, provide x86 compiler
3236 intrinisics for LWP.
3237 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
3238 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
3239 * config/i386/i386-c.c (ix86_target_macros_internal): Check
3241 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
3242 * config/i386/i386.opt (-mlwp): New switch for LWP support.
3243 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
3244 (OPTION_MASK_ISA_LWP_UNSET): New.
3245 (ix86_handle_option): Handle -mlwp.
3246 (isa_opts): Handle -mlwp.
3247 (enum pta_flags): Add PTA_LWP.
3248 (override_options): Add LWP support.
3249 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
3250 (IX86_BUILTIN_LLWPCB32): Ditto.
3251 (IX86_BUILTIN_LLWPCB64): Ditto.
3252 (IX86_BUILTIN_SLWPCB16): Ditto.
3253 (IX86_BUILTIN_SLWPCB32): Ditto.
3254 (IX86_BUILTIN_SLWPCB64): Ditto.
3255 (IX86_BUILTIN_LWPVAL16): Ditto.
3256 (IX86_BUILTIN_LWPVAL32): Ditto.
3257 (IX86_BUILTIN_LWPVAL64): Ditto.
3258 (IX86_BUILTIN_LWPINS16): Ditto.
3259 (IX86_BUILTIN_LWPINS32): Ditto.
3260 (IX86_BUILTIN_LWPINS64): Ditto.
3261 (enum ix86_special_builtin_type): Add LWP intrinsic support.
3262 (builtin_description): Ditto.
3263 (ix86_init_mmx_sse_builtins): Ditto.
3264 (ix86_expand_special_args_builtin): Ditto.
3265 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
3267 (UNSPEC_SLWP_INTRINSIC): Ditto.
3268 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
3269 (UNSPECV_LWPINS_INTRINSIC): Ditto.
3270 (lwp_llwpcbhi1): New lwp pattern.
3271 (lwp_llwpcbsi1): Ditto.
3272 (lwp_llwpcbdi1): Ditto.
3273 (lwp_slwpcbhi1): Ditto.
3274 (lwp_slwpcbsi1): Ditto.
3275 (lwp_slwpcbdi1): Ditto.
3276 (lwp_lwpvalhi3): Ditto.
3277 (lwp_lwpvalsi3): Ditto.
3278 (lwp_lwpvaldi3): Ditto.
3279 (lwp_lwpinshi3): Ditto.
3280 (lwp_lwpinssi3): Ditto.
3281 (lwp_lwpinsdi3): Ditto.
3283 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3284 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3287 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
3290 2009-11-04 Richard Guenther <rguenther@suse.de>
3291 Rafael Avila de Espindola <espindola@google.com>
3293 * gcc.c (process_command): Handle arguments name@offset.
3295 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
3296 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3298 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
3299 (x86_64-*-*): Ditto.
3300 * config/i386/xopintrin.h: New file, provide common x86 compiler
3301 intrinisics for XOP.
3302 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
3303 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
3304 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3306 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
3307 * config/i386/i386.opt (-mxop): New switch for XOP support.
3308 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
3309 (UNSPEC_XOP_TRUEFALSE)
3310 (UNSPEC_XOP_PERMUTE)
3311 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
3312 (PPERM_*): New constants for vpperm instruction.
3313 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
3314 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
3315 (OPTION_MASK_ISA_XOP_UNSET): New.
3316 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
3317 (ix86_handle_option): Handle -mxop.
3318 (isa_opts): Handle -mxop.
3319 (enum pta_flags): Add PTA_XOP.
3320 (override_options): Add XOP support.
3321 (print_operand): Add code for XOP compare instructions.
3322 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
3323 (ix86_expand_int_vcond): Extend for XOP compare instruction.
3325 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
3326 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
3327 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
3328 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
3329 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
3330 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
3331 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
3333 (IX86_BUILTIN_VPCMOV256): Ditto.
3334 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
3335 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
3336 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
3337 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
3338 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
3339 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
3341 (IX86_BUILTIN_VPPERM): Ditto.
3343 (IX86_BUILTIN_VPMACSSWW): Ditto.
3344 (IX86_BUILTIN_VPMACSWW): Ditto.
3345 (IX86_BUILTIN_VPMACSSWD): Ditto.
3346 (IX86_BUILTIN_VPMACSWD): Ditto.
3347 (IX86_BUILTIN_VPMACSSDD): Ditto.
3348 (IX86_BUILTIN_VPMACSDD): Ditto.
3349 (IX86_BUILTIN_VPMACSSDQL): Ditto.
3350 (IX86_BUILTIN_VPMACSSDQH): Ditto.
3351 (IX86_BUILTIN_VPMACSDQL): Ditto.
3352 (IX86_BUILTIN_VPMACSDQH): Ditto.
3353 (IX86_BUILTIN_VPMADCSSWD): Ditto.
3354 (IX86_BUILTIN_VPMADCSWD): Ditto.
3356 (IX86_BUILTIN_VPHADDBW): Ditto.
3357 (IX86_BUILTIN_VPHADDBD): Ditto.
3358 (IX86_BUILTIN_VPHADDBQ): Ditto.
3359 (IX86_BUILTIN_VPHADDWD): Ditto.
3360 (IX86_BUILTIN_VPHADDWQ): Ditto.
3361 (IX86_BUILTIN_VPHADDDQ): Ditto.
3362 (IX86_BUILTIN_VPHADDUBW): Ditto.
3363 (IX86_BUILTIN_VPHADDUBD): Ditto.
3364 (IX86_BUILTIN_VPHADDUBQ): Ditto.
3365 (IX86_BUILTIN_VPHADDUWD): Ditto.
3366 (IX86_BUILTIN_VPHADDUWQ): Ditto.
3367 (IX86_BUILTIN_VPHADDUDQ): Ditto.
3368 (IX86_BUILTIN_VPHSUBBW): Ditto.
3369 (IX86_BUILTIN_VPHSUBWD): Ditto.
3370 (IX86_BUILTIN_VPHSUBDQ): Ditto.
3372 (IX86_BUILTIN_VPROTB): Ditto.
3373 (IX86_BUILTIN_VPROTW): Ditto.
3374 (IX86_BUILTIN_VPROTD): Ditto.
3375 (IX86_BUILTIN_VPROTQ): Ditto.
3376 (IX86_BUILTIN_VPROTB_IMM): Ditto.
3377 (IX86_BUILTIN_VPROTW_IMM): Ditto.
3378 (IX86_BUILTIN_VPROTD_IMM): Ditto.
3379 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
3381 (IX86_BUILTIN_VPSHLB): Ditto.
3382 (IX86_BUILTIN_VPSHLW): Ditto.
3383 (IX86_BUILTIN_VPSHLD): Ditto.
3384 (IX86_BUILTIN_VPSHLQ): Ditto.
3385 (IX86_BUILTIN_VPSHAB): Ditto.
3386 (IX86_BUILTIN_VPSHAW): Ditto.
3387 (IX86_BUILTIN_VPSHAD): Ditto.
3388 (IX86_BUILTIN_VPSHAQ): Ditto.
3390 (IX86_BUILTIN_VFRCZSS): Ditto.
3391 (IX86_BUILTIN_VFRCZSD): Ditto.
3392 (IX86_BUILTIN_VFRCZPS): Ditto.
3393 (IX86_BUILTIN_VFRCZPD): Ditto.
3394 (IX86_BUILTIN_VFRCZPS256): Ditto.
3395 (IX86_BUILTIN_VFRCZPD256): Ditto.
3397 (IX86_BUILTIN_VPCOMEQUB): Ditto.
3398 (IX86_BUILTIN_VPCOMNEUB): Ditto.
3399 (IX86_BUILTIN_VPCOMLTUB): Ditto.
3400 (IX86_BUILTIN_VPCOMLEUB): Ditto.
3401 (IX86_BUILTIN_VPCOMGTUB): Ditto.
3402 (IX86_BUILTIN_VPCOMGEUB): Ditto.
3403 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3404 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3406 (IX86_BUILTIN_VPCOMEQUW): Ditto.
3407 (IX86_BUILTIN_VPCOMNEUW): Ditto.
3408 (IX86_BUILTIN_VPCOMLTUW): Ditto.
3409 (IX86_BUILTIN_VPCOMLEUW): Ditto.
3410 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3411 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3412 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3413 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3415 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3416 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3417 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3418 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3419 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3420 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3421 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3422 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3424 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3425 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3426 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3427 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3428 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3429 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3430 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3431 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3433 (IX86_BUILTIN_VPCOMEQB): Ditto.
3434 (IX86_BUILTIN_VPCOMNEB): Ditto.
3435 (IX86_BUILTIN_VPCOMLTB): Ditto.
3436 (IX86_BUILTIN_VPCOMLEB): Ditto.
3437 (IX86_BUILTIN_VPCOMGTB): Ditto.
3438 (IX86_BUILTIN_VPCOMGEB): Ditto.
3439 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3440 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3442 (IX86_BUILTIN_VPCOMEQW): Ditto.
3443 (IX86_BUILTIN_VPCOMNEW): Ditto.
3444 (IX86_BUILTIN_VPCOMLTW): Ditto.
3445 (IX86_BUILTIN_VPCOMLEW): Ditto.
3446 (IX86_BUILTIN_VPCOMGTW): Ditto.
3447 (IX86_BUILTIN_VPCOMGEW): Ditto.
3448 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3449 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3451 (IX86_BUILTIN_VPCOMEQD): Ditto.
3452 (IX86_BUILTIN_VPCOMNED): Ditto.
3453 (IX86_BUILTIN_VPCOMLTD): Ditto.
3454 (IX86_BUILTIN_VPCOMLED): Ditto.
3455 (IX86_BUILTIN_VPCOMGTD): Ditto.
3456 (IX86_BUILTIN_VPCOMGED): Ditto.
3457 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3458 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3460 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3461 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3462 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3463 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3464 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3465 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3466 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3467 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3469 (enum multi_arg_type): New enum for describing the various XOP
3470 intrinsic argument types.
3471 (bdesc_multi_arg): New table for XOP intrinsics.
3472 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3473 (ix86_expand_multi_arg_builtin): New function for creating XOP
3476 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3477 (xop_pmacsww): Ditto.
3478 (xop_pmacssww): Ditto.
3479 (xop_pmacsdd): Ditto.
3480 (xop_pmacssdd): Ditto.
3481 (xop_pmacssdql): Ditto.
3482 (xop_pmacssdqh): Ditto.
3483 (xop_pmacsdql): Ditto.
3484 (xop_pmacsdql_mem): Ditto.
3485 (xop_mulv2div2di3_low): Ditto.
3486 (xop_pmacsdqh): Ditto.
3487 (xop_pmacsdqh_mem): Ditto.
3488 (xop_mulv2div2di3_high): Ditto.
3489 (xop_pmacsswd): Ditto.
3490 (xop_pmacswd): Ditto.
3491 (xop_pmadcsswd): Ditto.
3492 (xop_pmadcswd): Ditto.
3493 (xop_pcmov_<mode>): Ditto.
3494 (xop_pcmov_<mode>256): Ditto.
3495 (xop_phaddbw): Ditto.
3496 (xop_phaddbd): Ditto.
3497 (xop_phaddbq): Ditto.
3498 (xop_phaddwd): Ditto.
3499 (xop_phaddwq): Ditto.
3500 (xop_phadddq): Ditto.
3501 (xop_phaddubw): Ditto.
3502 (xop_phaddubd): Ditto.
3503 (xop_phaddubq): Ditto.
3504 (xop_phadduwd): Ditto.
3505 (xop_phadduwq): Ditto.
3506 (xop_phaddudq): Ditto.
3507 (xop_phsubbw): Ditto.
3508 (xop_phsubwd): Ditto.
3509 (xop_phsubdq): Ditto.
3511 (rotl<mode>3): Ditto.
3512 (rotr<mode>3): Ditto.
3513 (xop_rotl<mode>3): Ditto.
3514 (xop_rotr<mode>3): Ditto.
3515 (vrotr<mode>3): Ditto.
3516 (vrotl<mode>3): Ditto.
3517 (xop_vrotl<mode>3): Ditto.
3518 (vlshr<mode>3): Ditto.
3519 (vashr<mode>3): Ditto.
3521 (xop_ashl<mode>3): Ditto.
3522 (xop_lshl<mode>3): Ditto.
3523 (ashlv16qi3): Ditto.
3524 (lshlv16qi3): Ditto.
3525 (ashrv16qi3): Ditto.
3527 (xop_frcz<mode>2): Ditto.
3528 (xop_vmfrcz<mode>2): Ditto.
3529 (xop_frcz<mode>2256): Ditto.
3530 (xop_maskcmp<mode>3): Ditto.
3531 (xop_maskcmp_uns<mode>3): Ditto.
3532 (xop_maskcmp_uns2<mode>3): Ditto.
3533 (xop_pcom_tf<mode>3): Ditto.
3535 * doc/invoke.texi (-mxop): Add documentation.
3536 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3538 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3541 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3542 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3543 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3545 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3548 * arm.md (peephole2 patterns for move and compare): New.
3550 2009-11-04 Nick Clifton <nickc@redhat.com>
3552 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3553 Make sure that it does not allow CONST_DOUBLEs.
3554 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3555 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3556 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3557 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3558 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3559 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3560 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3561 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3562 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3563 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3564 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3565 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3566 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3567 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3568 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3570 2009-11-04 Richard Guenther <rguenther@suse.de>
3572 PR tree-optimization/41919
3573 * tree-vrp.c (test_for_singularity): Properly compare values.
3575 2009-11-04 Revital Eres <eres@il.ibm.com>
3577 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3578 Consider peeling for alignment only for stores and remove
3579 redundant assignment.
3581 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3584 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3585 (m68k_ok_for_sibcall_p): Handle different result return locations.
3587 2009-11-04 Richard Guenther <rguenther@suse.de>
3589 * c-opts.c (c_common_post_options): Move LTO option processing
3591 * opts.c (decode_options): ... here.
3593 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3595 * c-common.c (fold_offsetof_1): Use %wd instead of
3596 HOST_WIDE_INT_PRINT_DEC.
3598 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3600 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3603 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3605 * config.gcc (vax-*-linux*): Keep the original contents of
3606 tmake_file while adding vax/t-linux.
3608 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3612 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3613 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3614 (STACK_CHECK_MOVING_SP): Likewise.
3615 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3616 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3617 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3618 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3619 Document PROBE_STACK.
3620 * explow.c (anti_adjust_stack_and_probe): New function.
3621 (allocate_dynamic_stack_space): Do not directly allocate space if
3622 STACK_CHECK_MOVING_SP, instead invoke above function.
3623 (emit_stack_probe): Handle probe_stack insn.
3624 (PROBE_INTERVAL): New macro.
3625 (STACK_GROW_OPTAB): Likewise.
3626 (STACK_GROW_OFF): Likewise.
3627 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3628 loop condition in the small constant case. Rewrite in the general
3629 case to be immune to wraparounds. Make sure the address of probes
3630 is valid. Try to use [base + disp] addressing mode if possible.
3631 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3632 checking is enabled and STACK_CHECK_MOVING_SP.
3633 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3634 return 1 for volatile references to the stack pointer.
3635 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3636 __builtin_alloca if stack checking is enabled.
3637 * unwind-dw2.c (uw_identify_context): Take into account whether the
3638 context is that of a signal frame or not.
3639 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3640 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3642 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3644 PR rtl-optimization/41917
3645 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3646 operand isn't known to be 0, return 1.
3648 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3650 * config/mips/mips.md: Fix typos.
3652 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3654 * doc/invoke.texi: Fix typo.
3656 2009-11-03 Paul Brook <paul@codesourcery.com>
3658 * config/arm/neon.ml (vectype): Add T_floatSF.
3659 (string_of_vectype): Ditto.
3660 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
3661 (deftypes): Use float for float32_t.
3662 * config/arm/arm_neon.h: Regenerate.
3664 2009-11-03 Nick Clifton <nickc@redhat.com>
3665 Kevin Buettner <kevinb@redhat.com>
3667 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
3668 order of expected registers.
3669 (rx_load_multiple_vector): Likewise.
3670 (rx_rtsd_vector): Likewise.
3671 * config/rx/rx.c (rx_cpu_type): New variable.
3672 (rx_print_operand): Fix bug printing 64-bit constant values.
3673 (rx_emit_stack_pushm): Reverse order of pushed registers.
3674 (gen_rx_store_vector): Likewise.
3675 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
3677 (is_exception_func): Rename to is_interrupt_func and only accept
3678 "interrupt" as the attribute name.
3679 (rx_get_stack_layout): Use new function name.
3680 (rx_func_attr_inlinable): Likewise.
3681 (rx_attribute_table): Remove "exception".
3682 (rx_expand_prologue): If necessary push the accumulator register
3683 in the prologue of interrupt functions.
3684 (rx_expand_epilogue): If necessary pop the accumulator.
3685 (rx_builtins): Add RX_BUILTIN_MVTIPL.
3686 (rx_expand_builtin_stz): Remove.
3687 (rx_expand_builtin_mvtipl): New function.
3688 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
3689 (rx_expand_builtin): Likewise.
3690 (rx_enable_fpu): New variable.
3691 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
3692 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
3693 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
3694 (enum rx_cpu_types): Define.
3695 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
3696 (INCOMING_FRAME_SP_OFFSET): Define.
3697 (ARG_POINTER_CFA_OFFSET): Define.
3698 (FRAME_POINTER_CFA_OFFSET): Define.
3699 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
3700 (ALLOW_RX_FPU_INSNS): Define.
3701 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
3702 fast_math_flags_set_p.
3703 (UNSPEC_BUILTIN_MVTIPL): Define.
3704 (revl): Rename to bswapsi2.
3705 (bswaphi2): New pattern.
3706 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
3707 (mvtaclo): Likewise.
3709 (mvtc): Remove clobber of cc0.
3712 * config/rx/rx.opt (mieee): Remove.
3717 (msave-acc-in-interrupts): Add.
3718 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
3719 (MULTILIB_DIRS): Likewise.
3720 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
3721 * doc/extend.texi: Remove description of "exception" function
3723 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
3724 -msave-acc-in-interrupts options.
3726 2009-11-03 Richard Guenther <rguenther@suse.de>
3728 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
3730 2009-11-03 Dodji Seketeli <dodji@redhat.com>
3733 * c-common.c (fold_offsetof_1): Issue errors when the member
3734 designator of the offsetof expression is not legitimate.
3736 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3738 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
3739 names instead of numerical constants.
3740 (sse_prologue_save): Ditto.
3741 (*sse_prologue_save_insn): Ditto.
3743 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3746 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3747 (TARGET_CALL_ESP): New define.
3748 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3750 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3751 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3752 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3754 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3755 New patterns, use "lsm" as operand 1 constraint.
3756 * config/i386/predicates.md (call_insn_operand): Depend on
3757 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3759 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3761 PR tree-optimization/41857
3762 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
3763 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
3765 * tree-ssa-address.c (move_hint_to_base): New function.
3766 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
3767 address space associated with TYPE.
3768 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
3769 most_expensive_mult_to_index. Call move_hint_to_base.
3770 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
3771 TYPE to addr_to_parts.
3773 2009-11-02 Martin Jambor <mjambor@suse.cz>
3775 PR tree-optimization/41750
3776 * tree-sra.c (analyze_modified_params): Loop over all
3777 representatives of components of a parameter.
3779 2009-11-02 Jakub Jelinek <jakub@redhat.com>
3781 PR tree-optimization/41841
3782 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
3783 local variables of not yet materialized clones.
3786 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
3787 for a VOIDmode variable.
3790 * c-pragma.c (visstack): Change into vector of ints rather than
3791 enum symbol_visibility.
3792 (push_visibility): Add kind argument, push default_visibility together
3794 (pop_visibility): Add kind argument, return true if successful, fail
3795 if visibility stack is empty or if stack top is of different kind.
3796 (handle_pragma_visibility): Don't check length of visstack, instead
3797 call pop_visibility and issue diagnostics if it failed. Pass 0
3798 as last argument to push_visibility and pop_visibility.
3799 * c-pragma.h (push_visibility): Add kind argument.
3800 (pop_visibility): Likewise. Return bool instead of void.
3802 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
3804 * tree.def (TARGET_MEM_REF): Update comment.
3805 * alias.c (get_alias_set): Retrieve the original memory reference for
3806 a TARGET_MEM_REF before proceeding.
3808 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3810 * config/frv/frv.c (frv_function_value, frv_libcall_value,
3811 frv_function_value_regno_p): New functions.
3812 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3813 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3814 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
3815 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
3817 2009-10-31 Anatoly Sokolov <aesok@post.ru>
3819 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
3820 new 'outgoing' argument.
3821 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
3822 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3823 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
3824 LIBCALL_VALUE): Remove.
3825 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
3826 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
3827 (mh10300_function_value_regno_p): Declare.
3829 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3831 * config/arm/cortex-a9.md: New - integer pipeline description.
3833 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
3835 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
3836 aborting if the sizes of the two references don't match.
3838 2009-10-31 Toon Moene <toon@moene.org>
3840 * ipa-inline.c (cgraph_decide_inlining):
3841 Include reason for not inlining called-once functions in dump file.
3843 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
3845 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
3846 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
3847 (LINK_SPEC): BE_LINK_SPEC added.
3849 2009-10-30 Richard Guenther <rguenther@suse.de>
3852 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
3854 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
3856 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
3857 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
3860 2009-10-30 Martin Jambor <mjambor@suse.cz>
3862 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
3864 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
3867 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
3868 first. Move assert on stack_alignment_estimated just before
3869 setting stack_realign_needed.
3870 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
3871 Don't call update_stack_boundary.
3873 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
3874 (verride_options): Don't check ix86_force_align_arg_pointer here.
3875 (ix86_function_ok_for_sibcall): Use it.
3876 (ix86_update_stack_boundary): Likewise.
3878 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
3880 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
3882 * arm.md (QHSI): New mode iterator.
3883 (movqi): If generating for thumb, then truncate any immediate to
3885 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
3887 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
3890 2009-10-29 Cary Coutant <ccoutant@google.com>
3893 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
3894 locations in the source).
3895 (store_vcall_insn): New function.
3896 (lookup_vcall_insn): New function.
3897 (dwarf2out_virtual_call_token): Use store_vcall_insn.
3898 (dwarf2out_copy_call_info): New function.
3899 (dwarf2out_virtual_call): Use lookup_vcall_insn.
3900 * emit-rtl.c (try_split): Call copy_call_info debug hook.
3901 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
3902 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
3903 (debug_nothing_rtx_rtx): New dummy hook.
3904 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
3905 (xcoff_debug_hooks): Likewise.
3906 * sdbout.c (sdb_debug_hooks): Likewise.
3907 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
3909 2009-10-29 David Daney <ddaney@caviumnetworks.com>
3911 * doc/invoke.texi (mmcount-ra-address): Document new command line
3913 * config/mips/mips.opt (mmcount-ra-address): New option.
3914 * config/mips/mips-protos.h (mips_function_profiler): Declare new
3916 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
3918 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
3919 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
3921 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
3922 mips_function_profiler.
3924 2009-10-29 Steve Ellcey <sje@cup.hp.com>
3928 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
3929 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3930 * optc-gen.awk (cl_target_option_restore): Include call to
3931 targetm.override_options_after_change.
3932 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3933 * target.h (override_options_after_change): New.
3934 * c-common.c (parse_optimize_options): Call
3935 targetm.override_options_after_change.
3936 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
3937 (ia64_override_options_after_change): New.
3938 (ia64_override_options) Add call to above.
3940 2009-10-29 Michael Matz <matz@suse.de>
3942 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
3943 (gate_convert_to_rsqrt): Ditto.
3944 (pass_convert_to_rsqrt): Ditto.
3945 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
3946 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
3949 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
3951 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3953 * config/arm/arm.c (find_best_start): Fix type of remainder to be
3956 2009-10-29 Martin Jambor <mjambor@suse.cz>
3958 PR tree-optimization/41775
3959 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
3960 (generate_subtree_copies): Do not unshare agg.
3961 (load_assign_lhs_subreplacements): Do not unshare rhs.
3962 (sra_modify_assign): Do not unshare exprs.
3963 (propagate_subacesses_accross_link): Renamed to
3964 propagate_subaccesses_across_link.
3966 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
3968 * arm.c (count_insns_for_constant): Rework to support counting for
3969 thumb2 immediates as well.
3970 (find_best_start): Split out from arm_gen_constant.
3971 (arm_gen_constant): Rework to support XOR with immediate.
3973 2009-10-29 Chao-ying Fu <fu@mips.com>
3975 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
3977 (mips_expand_synci_loop): Use the length rtx to control the
3978 synci loop from the begin rtx that points to the first byte of
3981 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3983 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
3985 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3987 * dbxout.c (dbxout_common_check): Accept non public trees.
3988 * dwarf2out.c (fortran_common): Accept non public trees.
3990 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
3992 * common.opt (fuse-linker-plugin): New option.
3993 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
3995 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
3997 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
3999 PR rtl-optimization/39715
4000 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
4001 (gen_cstoresi_ltu_thumb1): New splitter.
4003 2009-10-28 Richard Guenther <rguenther@suse.de>
4007 * tree-ssa.c (useless_type_conversion_p): Do not treat
4008 conversions to pointers to incomplete types as useless.
4009 * gimple.c (gimple_types_compatible_p): Compare struct tags,
4012 2009-10-28 Jakub Jelinek <jakub@redhat.com>
4014 * var-tracking.c (emit_note_insn_var_location): Don't call the second
4015 vt_expand_loc unnecessarily when location is not a register nor
4019 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
4020 fields don't have DECL_NAME.
4023 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
4024 call convert_memory_address on addr.
4027 * config/i386/i386.c (ix86_pic_register_p): Don't call
4028 rtx_equal_for_cselib_p for VALUEs discarded as useless.
4030 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
4032 * var-tracking.c (emit_note_insn_var_location): Get the mode of
4033 a variable part from its REG, MEM or VALUE.
4035 2009-10-28 Richard Guenther <rguenther@suse.de>
4037 * gimple.c (gimple_get_alias_set): Fix comment typo.
4039 2009-10-28 Richard Guenther <rguenther@suse.de>
4041 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
4042 (free_lang_data): Unconditionally compute alias sets for all
4043 standard integer types. Bail out if gate bailed out previously.
4044 Do not reset the types_compatible_p langhook.
4045 (gate_free_lang_data): Remove.
4046 (struct pass_ipa_free_lang_data): Enable unconditionally.
4047 * gimple.c (gimple_get_alias_set): Use the same alias-set for
4050 2009-10-28 Richard Guenther <rguenther@suse.de>
4053 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
4054 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
4055 (call_may_clobber_ref_p_1): Likewise.
4056 * tree-ssa-structalias.c (find_func_aliases): Likewise.
4057 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
4059 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4061 PR rtl-optimization/41812
4064 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4066 * df-problems.c (df_md_scratch): New.
4067 (df_md_alloc, df_md_free): Allocate/free it.
4068 (df_md_local_compute): Only include live registers in init.
4069 (df_md_transfer_function): Prune the in-set computed by
4070 the confluence function, and the gen-set too.
4072 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4074 PR rtl-optimization/39715
4075 * combine.c (simplify_comparison): Use extensions to
4076 widen comparisons. Try an ANDing first.
4078 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4080 PR rtl-optimization/40741
4081 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
4082 a small constant is cheap.
4083 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
4084 force_reg on the LHS.
4085 (xorsi3): Likewise, and split the XOR if the constant is complex
4086 and not in Thumb mode.
4088 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4090 * expmed.c (emit_store_flag): Check costs before
4091 transforming to the opposite representation.
4093 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4095 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
4096 cstore result to DImode.
4098 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
4100 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
4101 inside the unspec vector.
4103 2009-10-27 Richard Henderson <rth@redhat.com>
4105 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
4107 2009-10-27 Richard Henderson <rth@redhat.com>
4110 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
4111 eh_region_may_contain_throw; update users.
4112 (eh_region_may_contain_throw): New function.
4113 (lower_catch): Check flag_exceptions before creating exception region.
4114 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
4115 (lower_cleanup): Tidy existing flag_exceptions check to match.
4117 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
4120 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
4121 * config/i386/mingw.opt: Add fset-stack-executable.
4122 * config/i386/i386.c (ix86_trampoline_init): Make call to
4123 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
4124 defined and its value is not zero.
4127 2009-10-27 Richard Guenther <rguenther@suse.de>
4129 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
4130 handle calls to externally visible functions like in regular mode.
4131 (create_variable_info_for): Do not create function infos here.
4132 (have_alias_info): Remove write-only variable.
4133 (solve_constraints): New function split out from common code
4134 in compute_points_to_sets and ipa_pta_execute.
4135 (compute_points_to_sets): Adjust.
4136 (ipa_pta_execute): Likewise. Handle clones and externally visible
4137 functions like in non-IPA mode.
4139 2009-10-27 Jakub Jelinek <jakub@redhat.com>
4142 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
4145 2009-10-27 Richard Guenther <rguenther@suse.de>
4147 * tree-complex.c (expand_complex_div_wide): Check for
4148 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
4150 2009-10-27 Revital Eres <eres@il.ibm.com>
4152 PR tree-optimization/40648
4153 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4154 Change decision of when to peel for alignment.
4156 2009-10-27 Richard Guenther <rguenther@suse.de>
4159 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
4161 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
4164 * fold-const.c (fold_binary_loc): Do not call
4165 protected_set_expr_location.
4167 2009-10-27 Wei Guozhi <carrot@google.com>
4170 * target.h (have_conditional_execution): Add a new target hook
4172 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
4173 * targhooks.h (default_have_conditional_execution): Likewise.
4174 * targhooks.c (default_have_conditional_execution): Likewise.
4175 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
4176 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
4177 (arm_have_conditional_execution): New function.
4178 * ifcvt.c (noce_process_if_block, find_if_header,
4179 cond_exec_find_if_block, dead_or_predicable): Change the usage of
4180 macro HAVE_conditional_execution to a target hook call.
4181 * recog.c (peephole2_optimize): Likewise.
4182 * sched-rgn.c (add_branch_dependences): Likewise.
4183 * final.c (asm_insn_count, final_scan_insn): Likewise.
4184 * bb-reorder.c (HAVE_conditional_execution): Remove it.
4186 2009-10-26 Ben Elliston <bje@au.ibm.com>
4187 Michael Meissner <meissner@linux.vnet.ibm.com>
4188 Ulrich Weigand <uweigand@de.ibm.com>
4190 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
4191 * config/spu/spu_cache.h: New file.
4193 * config/spu/cachemgr.c: New file.
4194 * config/spu/cache.S: New file.
4196 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
4197 (ADDR_SPACE_EA): Define.
4198 (TARGET_ADDR_SPACE_KEYWORDS): Define.
4199 * config/spu/spu.c (EAmode): New macro.
4200 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4201 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4202 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
4203 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4204 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4205 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4206 (TARGET_ASM_SELECT_SECTION): Likewise.
4207 (TARGET_ASM_UNIQUE_SECTION): Likewise.
4208 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
4209 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4210 (ea_symbol_ref): New function.
4211 (spu_legitimate_constant_p): Handle __ea qualified addresses.
4212 (spu_addr_space_legitimate_address_p): New function.
4213 (spu_addr_space_legitimize_address): Likewise.
4214 (cache_fetch): New global.
4215 (cache_fetch_dirty): Likewise.
4216 (ea_alias_set): Likewise.
4217 (ea_load_store): New function.
4218 (ea_load_store_inline): Likewise.
4219 (expand_ea_mem): Likewise.
4220 (spu_expand_mov): Handle __ea qualified memory references.
4221 (spu_addr_space_pointer_mode): New function.
4222 (spu_addr_space_address_mode): Likewise.
4223 (spu_addr_space_subset_p): Likewise.
4224 (spu_addr_space_convert): Likewise.
4225 (spu_section_type_flags): Handle "._ea" section.
4226 (spu_select_section): New function.
4227 (spu_unique_section): Likewise.
4228 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
4229 and __EA64__ predefined macros.
4230 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
4231 -matomic-updates switches.
4233 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
4234 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
4235 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
4236 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
4237 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
4238 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
4239 $(T)cache128k.o): Likewise.
4240 ($(T)libgcc_%.a): Likewise.
4242 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
4243 * config/spu/spu.opt (-mea32/-mea64): Add switches.
4244 (-maddress-space-conversion): Likewise.
4245 (-mcache-size=): Likewise.
4246 (-matomic-updates): Likewise.
4247 * doc/invoke.texi (-mea32/-mea64): Document.
4248 (-maddress-space-conversion): Likewise.
4249 (-mcache-size=): Likewise.
4250 (-matomic-updates): Likewise.
4252 2009-10-26 Ben Elliston <bje@au.ibm.com>
4253 Michael Meissner <meissner@linux.vnet.ibm.com>
4254 Ulrich Weigand <uweigand@de.ibm.com>
4256 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
4258 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
4259 defined, add the named address space keywords.
4260 (c_addr_space_name): New function.
4261 (complete_array_type): Preserve named address space.
4262 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
4263 instead of targetm.valid_pointer_mode.
4265 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
4266 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
4267 (ADDR_SPACE_KEYWORD): New macro.
4268 (c_addr_space_name): Add prototype.
4270 * c-tree.h (struct c_declspecs): Add address_space member.
4271 (declspecs_add_addrspace): Add prototype.
4273 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
4275 * c-parser.c (c_parse_init): Add assertion.
4276 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
4277 (c_lex_one_token): Handle address space keywords.
4278 (c_token_starts_typename): Likewise.
4279 (c_token_starts_declspecs): Likewise.
4280 (c_parser_declspecs): Likewise.
4281 (c_parser_postfix_expression_after_paren_type): Diagnose compound
4282 literal within function qualified with named address space.
4284 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
4285 address space qualifiers.
4286 (shadow_tag_warned): Warn about useless address space qualifiers.
4287 (quals_from_declspecs): Handle address space qualifiers.
4288 (grokdeclarator): Likewise.
4289 (build_null_declspecs): Likewise.
4290 (declspecs_add_addrspace): New function.
4292 * c-typeck.c (addr_space_superset): New function.
4293 (qualify_type): Handle named address spaces.
4294 (composite_type): Likewise.
4295 (common_pointer_type): Likewise.
4296 (comp_target_types): Likewise.
4297 (build_conditional_expr): Likewise.
4298 (handle_warn_cast_qual): Likewise.
4299 (build_c_cast): Likewise.
4300 (convert_for_assignment): Likewise.
4301 (build_binary_op): Likewise.
4302 (pointer_diff): Handle named address spaces. Use intermediate
4303 integer type of sufficient size if required.
4305 2009-10-26 Ben Elliston <bje@au.ibm.com>
4306 Michael Meissner <meissner@linux.vnet.ibm.com>
4307 Ulrich Weigand <uweigand@de.ibm.com>
4309 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
4310 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4311 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4313 * target.h (struct target_def): Add pointer_mode, address_mode,
4314 and valid_pointer_mode to addr_space substructure.
4315 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4316 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4317 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4318 (TARGET_ADDR_SPACE_HOOKS): Add them.
4319 * targhooks.c (target_default_pointer_address_modes_p): New function.
4320 * target.h (target_default_pointer_address_modes_p): Add prototype.
4321 * targhooks.c (default_addr_space_pointer_mode): New function.
4322 (default_addr_space_address_mode): Likewise.
4323 (default_addr_space_valid_pointer_mode): Likewise.
4324 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
4325 (default_addr_space_address_mode): Likewise.
4326 (default_addr_space_valid_pointer_mode): Likewise.
4327 * output.h (default_valid_pointer_mode): Move to ...
4328 * targhooks.h (default_valid_pointer_mode): ... here.
4329 * varasm.c (default_valid_pointer_mode): Move to ...
4330 * targhooks.c (default_valid_pointer_mode): ... here.
4332 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
4333 instead of targetm.valid_pointer_mode.
4335 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
4336 * tree.c (integer_pow2p): Likewise.
4337 (tree_log2): Likewise.
4338 (tree_floor_log2): Likewise.
4339 (signed_or_unsigned_type_for): Support pointer type of different size.
4340 (int_or_pointer_precision): New function.
4341 * tree.h (int_or_pointer_precision): Add prototype.
4342 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
4343 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
4344 incoming pointer type instead of POINTER_SIZE.
4346 * tree.c (build_pointer_type): Use appropriate pointer mode
4347 instead of ptr_mode.
4348 (build_reference_type): Likewise.
4349 * expr.c (store_expr): Likewise.
4350 (expand_expr_addr_expr): Likewise.
4351 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
4352 * cfgexpand.c (expand_debug_expr): Likewise.
4354 * auto-inc-dec.c: Include "target.h".
4355 (try_merge): Use appropriate address mode instead of Pmode.
4356 (find_inc): Likewise.
4357 * combine.c (find_split_point): Likewise.
4358 * cselib.c (cselib_record_sets): Likewise.
4359 * dse.c (replace_inc_dec): Likewise.
4360 (canon_address): Likewise.
4361 * var-tracking.c (replace_expr_with_values): Likewise.
4362 (count_uses): Likewise.
4363 (add_uses): Likewise.
4364 (add_stores): Likewise.
4365 * emit-rtl.c: Include "target.h".
4366 (adjust_address_1): Use appropriate address mode instead of Pmode.
4367 (offset_address): Likewise.
4368 * explow.c (break_out_memory_refs): Likewise.
4369 (memory_address_addr_space): Likewise.
4370 (promote_mode): Likewise.
4371 * expr.c (move_by_pieces): Likewise.
4372 (emit_block_move_via_loop): Likewise.
4373 (store_by_pieces): Likewise.
4374 (store_by_pieces_1): Likewise.
4375 (expand_assignment): Likewise.
4376 (store_constructor): Likewise.
4377 (expand_expr_addr_expr): Likewise.
4378 (expand_expr_real_1): Likewise.
4379 * cfgexpand.c (expand_debug_expr): Likewise.
4380 * ifcvt.c (noce_try_cmove_arith): Likewise.
4381 * regcprop.c (kill_autoinc_value): Likewise.
4382 * regmove.c (try_auto_increment): Likewise.
4383 * reload.c (find_reloads): Likewise.
4384 (find_reloads_address): Likewise.
4385 (find_reloads_address_1): Likewise.
4386 * sched-deps.c: Include "target.h".
4387 (sched_analyze_1): Use appropriate address mode instead of Pmode.
4388 (sched_analyze_2): Likewise.
4389 * sel-sched-dump.c: Include "target.h".
4390 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4391 * stor-layout.c (layout_type): Likewise.
4392 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4393 (multiplier_allowed_in_address_p): Likewise.
4394 (get_address_cost): Likewise.
4395 * varasm.c (make_decl_rtl): Likewise.
4397 * expr.c (expand_assignment): Always convert offsets to appropriate
4399 (store_expr): Likewise.
4400 (store_constructor): Likewise.
4401 (expand_expr_real_1): Likewise.
4403 * reload.h (form_sum): Add MODE argument.
4404 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4405 Update recursive calls.
4406 (subst_indexed_address): Update calls to form_sum.
4408 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4409 * tree-ssa-address.c: Include "target.h".
4410 (templates): Replace by ...
4411 (mem_addr_template_list): ... this new vector.
4412 (TEMPL_IDX): Handle address space numbers.
4413 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4414 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4415 instead of global cache. Update call to gen_addr_rtx.
4416 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4417 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4419 * rtl.h (convert_memory_address_addr_space): Add prototype.
4420 (convert_memory_address): Define as macro.
4421 * explow.c (convert_memory_address): Rename to ...
4422 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4423 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4424 Update recursive calls.
4425 (memory_address_addr_space): Call convert_memory_address_addr_space.
4426 * expmed.c (make_tree): Likewise.
4427 * expr.c (expand_assignment): Likewise.
4428 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4429 (expand_expr_addr_expr): Likewise. Also, update call.
4431 * alias.c (find_base_value): Guard pointer size optimizations.
4432 (find_base_term): Likewise.
4433 * rtlanal.c (nonzero_bits1): Likewise.
4434 (num_sign_bit_copies1): Likewise.
4435 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4437 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4438 (emit-rtl.o): Likewise.
4439 (auto-inc-dec.o): Likewise.
4440 (sched-deps.o): Likewise.
4442 2009-10-26 Ben Elliston <bje@au.ibm.com>
4443 Michael Meissner <meissner@linux.vnet.ibm.com>
4444 Ulrich Weigand <uweigand@de.ibm.com>
4446 * doc/extend.texi (Named Address Spaces): New section.
4447 * coretypes.h (addr_space_t): New type.
4448 (ADDR_SPACE_GENERIC): New define.
4449 (ADDR_SPACE_GENERIC_P): New macro.
4451 * doc/tm.texi (Named Address Spaces): New section.
4452 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4453 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4454 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4455 (TARGET_ADDR_SPACE_CONVERT): Document.
4456 * target.h (struct gcc_target): Add addr_space substructure.
4457 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4458 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4459 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4460 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4461 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4462 (TARGET_INITIALIZER): Initialize addr_space hooks.
4463 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4464 (default_addr_space_legitimize_address): Likewise.
4465 (default_addr_space_subset_p): Likewise.
4466 (default_addr_space_convert): Likewise.
4467 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4468 (default_addr_space_legitimize_address): Likewise.
4469 (default_addr_space_subset_p): Likewise.
4470 (default_addr_space_convert): Likewise.
4472 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4473 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4474 (MEM_ADDR_SPACE): New macro.
4475 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4476 address space memory attribute.
4477 (mem_attrs_htab_hash): Handle address space memory attribute.
4478 (mem_attrs_htab_eq): Likewise.
4479 (set_mem_attributes_minus_bitpos): Likewise.
4480 (set_mem_alias_set): Likewise.
4481 (set_mem_align): Likewise.
4482 (set_mem_expr): Likewise.
4483 (set_mem_offset): Likewise.
4484 (set_mem_size): Likewise.
4485 (adjust_address_1): Likewise.
4486 (offset_address): Likewise.
4487 (widen_memoy_address): Likewise.
4488 (get_spill_slot_decl): Likewise.
4489 (set_mem_attrs_for_spill): Likewise.
4490 (set_mem_addr_space): New function.
4491 * emit-rtl.h (set_mem_addr_space): Add prototype.
4492 * print-rtl.c (print_rtx): Print address space memory attribute.
4493 * expr.c (expand_assignment): Set address space memory attribute
4494 of generated MEM RTXes as appropriate.
4495 (expand_expr_real_1): Likewise.
4496 * cfgexpand.c (expand_debug_expr): Likewise.
4497 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4499 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4500 size of "spare" bitfield.
4501 (TYPE_ADDR_SPACE): New macro.
4502 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4503 (DECODE_QUAL_ADDR_SPACE): Likewise.
4504 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4505 (KEEP_QUAL_ADDR_SPACE): Likewise.
4506 (TYPE_QUALS): Encode type address space.
4507 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4508 * tree.c (set_type_quals): Set type address space.
4509 (build_array_type): Inherit array address space from element type.
4510 * print-tree.c (print_node_brief): Print type address space.
4511 (print_node): Likewise.
4512 * tree-pretty-print.c (dump_generic_node): Likewise.
4514 * explow.c (memory_address): Rename to ...
4515 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4516 Use address-space aware variants of memory address routines.
4517 * recog.c (memory_address_p): Rename to ...
4518 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4519 Use address-space aware variants of memory address routines.
4520 (offsettable_address_p): Rename to ...
4521 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4522 Use address-space aware variants of memory address routines.
4523 * reload.c (strict_memory_address_p): Rename to ...
4524 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4525 Use address-space aware variants of memory address routines.
4526 (maybe_memory_address_p): Rename to ...
4527 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4528 Use address-space aware variants of memory address routines.
4529 * expr.h (memory_address_addr_space): Add prototype.
4530 (memory_address): Define as macro.
4531 * recog.h (memory_address_addr_space_p): Add prototype.
4532 (memory_address_p): Define as macro.
4533 (offsettable_address_addr_space_p): Add prototype.
4534 (offsettable_address_p): Define as macro.
4535 (strict_memory_address_addr_space_p): Add prototype.
4536 (strict_memory_address_p): Define as macro.
4538 * combine.c (find_split_point): Use address-space aware variants
4539 of memory address routines.
4540 * emit-rtl.c (operand_subword): Likewise.
4541 (change_address_1): Likewise.
4542 (adjust_address_1): Likewise.
4543 (offset_address): Likewise.
4544 * expr.c (emit_move_insn): Likewise.
4545 (expand_assignment): Likewise.
4546 (expand_expr_real_1): Likewise.
4547 * recog.c (verify_changes): Likewise.
4548 (general_operand): Likewise.
4549 (offsettable_memref_p): Likewise.
4550 (offsettable_nonstrict_memref_p): Likewise.
4551 (constrain_operands): Likewise.
4552 * reload.c (get_secondary_mem): Likewise.
4553 (find_reloads_toplev): Likewise.
4554 (find_reloads_address): Likewise.
4555 (find_reloads_subreg_address): Likewise.
4556 * reload1.c (reload): Likewise.
4557 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4558 * rtl.h (address_cost): Add ADDRSPACE argument.
4559 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4560 aware variant of memory address routines.
4561 * loop-invariant.c (create_new_invariant): Update address_cost call.
4562 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4563 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4564 Use address-space aware variant of memory address routines.
4565 (propagate_rtx_1): Update call to should_replace_address.
4566 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4568 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4569 ADDRSPACE argument. Use per-address-space instead of global cache.
4570 Use address-space aware variant of memory address routines.
4571 (get_address_cost): Likewise.
4572 (get_computation_cost_at): Update calls.
4573 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4574 Use address-space aware variant of memory address routines.
4575 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4576 (most_expensive_mult_to_index): Update call to
4577 multiplier_allowed_in_address_p.
4579 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4580 attribute to indicate named address spaces.
4582 * varasm.c (get_variable_section): DECLs in named address spaces
4585 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4586 for addresses in a non-generic address space.
4588 * expr.c (emit_block_move_hints): Do not use libcalls for
4589 memory in non-generic address spaces.
4590 (clear_storage_hints): Likewise.
4591 (expand_assignment): Likewise.
4593 * fold-const.c (operand_equal_p): Expressions refering to different
4594 address spaces are not equivalent.
4596 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4597 spaces are not equivalent.
4598 (rtx_equal_p): Likewise.
4599 * cse.c (exp_equiv_p): Likewise.
4600 * jump.c (rtx_renumbered_equal_p): Likewise.
4601 * reload.c (operands_match_p): Likewise.
4603 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4604 address spaces may alias.
4605 (true_dependence): Likewise.
4606 (canon_true_dependence): Likewise.
4607 (write_dependence_p): Likewise.
4609 * dse.c (canon_address): Handle named address spaces.
4610 * ifcvt.c (noce_try_cmove_arith): Likewise.
4612 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4613 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4614 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4615 to handle conversions between different address spaces.
4616 * fold-const.c (fold_convert_loc): Likewise.
4617 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4618 * tree-pretty-print.c (dump_generic_node): Likewise.
4619 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4620 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4621 * tree-inline.c (estimate_operator_cost): Likewise.
4622 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4623 to different address spaces are not useless.
4625 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4628 * cfgcleanup.c (trivially_empty_bb_p): New function.
4629 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4632 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4633 add_name_and_src_coords_attributes, gen_namespace_die,
4634 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4636 2009-10-26 Nick Clifton <nickc@redhat.com>
4638 * config.gcc: Add support for RX target.
4639 * config/rx: New directory.
4640 * config/rx/constraints.md: New file.
4641 * config/rx/predicates.md: New file.
4642 * config/rx/rx.c: New file.
4643 * config/rx/rx.h: New file.
4644 * config/rx/rx.md: New file.
4645 * config/rx/rx.opt: New file.
4646 * config/rx/rx-protos.h: New file.
4647 * config/rx/t-rx: New file.
4648 * doc/extend.texi: Document RX function attributes.
4649 * doc/invoke.texi: Document RX specific command line options.
4650 * doc/contrib.texi: Document RX contribution.
4651 * doc/md.texi: Document RX constraints.
4652 * doc/install.texi: Document RX support.
4654 2009-10-26 Michael Matz <matz@suse.de>
4656 PR tree-optimization/41783
4657 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
4658 case for simple diamonds.
4659 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
4660 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
4661 argument, use alias oracle to skip some vdefs.
4662 (phi_translate_1): Change call to above, don't allocate new
4663 value ids if they can stay the same.
4664 (compute_avail): Allow vuse walking when looking up references.
4666 2009-10-26 Richard Guenther <rguenther@suse.de>
4668 PR tree-optimization/41826
4669 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
4670 access to re-allocated vector fields.
4672 2009-10-26 Richard Guenther <rguenther@suse.de>
4674 * graphite-sese-to-poly.c (check_poly_representation): Fix
4675 compile without checking.
4677 2009-10-26 Janus Weil <janus@gcc.gnu.org>
4680 * gimple.h (tree_annotate_all_with_location): Remove prototype.
4681 * gimplify.c (tree_should_carry_location_p,
4682 tree_annotate_one_with_location,tree_annotate_all_with_location):
4683 Remove obsolete functions.
4685 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
4688 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
4690 2009-10-25 Richard Guenther <rguenther@suse.de>
4692 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4693 Stream DECL_RESTRICTED_P.
4694 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4696 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
4698 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
4699 a note when expanding to nothing.
4701 2009-10-25 Richard Guenther <rguenther@suse.de>
4704 * tree.c (find_decls_types_r): Deal with Java overloading
4705 BINFO_VIRTUALS for its own purpose.
4707 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
4709 * config/mips/predicates.md (hilo_operand): New predicate.
4710 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
4711 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
4712 splitter part from here ...:
4713 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
4714 op0 and op4 to match the DINS case.
4715 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
4717 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
4720 * avr.md (QIDI): Add new mode iterator.
4721 (sbrx_branch<mode>): Create new zero extract bit, test and jump
4722 patterns for all QI thru DI modes combinations.
4723 (sbrx_and_branch<mode>): Create new and based bit test and jump
4724 patterns for QI thru SI modes.
4725 avr.c (avr_out_sbxx_branch): Use only bit number.
4727 2009-10-24 Jan Hubicka <jh@suse.cz>
4729 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
4731 (analyze_function): When analyzing noreturn nothrow call, do not
4732 compute written stats; free bitmaps of vars early if possible.
4733 (generate_summary): Only update bitmaps if computed.
4734 (propagate): Only dump bitmaps if computed.
4735 (ipa_reference_read_summary): Fix pasto.
4737 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
4739 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
4740 (aliasing_component_refs_p): ...this. Return true if there is no
4741 common base and the base access types have the same alias set.
4742 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
4743 (indirect_refs_may_alias_p): Likewise.
4745 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4748 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
4749 a C_MAYBE_CONST_EXPR.
4751 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4754 * config/rs6000/rs6000.c (struct machine_function): Add
4755 vsx_or_altivec_used_p to record if vector types are used.
4756 (rs6000_expand_to_rtl_hook): Rename from
4757 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
4758 any vector operations, so if there are, we can set VRSAVE to
4759 non-zero when only floating point vector registers are used.
4760 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
4761 (rs6000_check_vector_mode): Inner function to check if vector
4762 types are used in the code.
4763 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
4764 vector instructions are used.
4766 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
4767 Indicate that VSX registers which overlap floating point
4768 registers, can't be used across a call, since the ABI only states
4769 the scalar part of the register will be saved and restored.
4771 2009-10-23 Joseph Myers <joseph@codesourcery.com>
4774 * alias.c (get_alias_set): Call langhook before returning 0 for
4775 types with structural equality.
4776 * c-common.c (c_common_get_alias_set): Use alias set of element
4777 type for arrays with structural comparison.
4779 2009-10-23 Richard Guenther <rguenther@suse.de>
4782 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
4783 gimple_call_nothrow_p.
4785 2009-10-23 Richard Guenther <rguenther@suse.de>
4787 PR tree-optimization/41778
4788 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
4789 redundancy along a path in the CFG we want to optimize for speed
4790 is going to be removed.
4791 (execute_pre): Do partial-PRE only if the function is to be
4792 optimized for speed.
4793 (gate_pre): Do not turn off all of PRE when not optimizing a
4796 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4798 * builtins.c (fold_builtin_cabs): Use validate_arg().
4799 (fold_builtin_cexp): Fix if-logic.
4800 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
4802 2009-10-22 Jeff Law <law@redhat.com>
4804 * ira-lives.c (process_single_reg_class_operands): Update the
4805 hard reg costs for all the hard registers desired by the
4806 single reg class operand.
4808 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4810 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
4811 for rtxes that aren't handled specially.
4813 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
4815 * rtl.h (shallow_copy_rtvec): Declare.
4816 * rtl.c (shallow_copy_rtvec): New function.
4817 * cselib.c (cselib_subst_to_values): Use it. Only modify an
4818 rtx field if the subrtx has changed.
4820 2009-10-22 Anatoly Sokolov <aesok@post.ru>
4822 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
4823 (m32c_function_value): Make static, add new 'outgoing' argument.
4824 (m32c_libcall_value): Make static, add new 'fun' argument.
4825 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4826 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4827 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
4828 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
4829 (m32c_function_value, m32c_libcall_value): Delete declaration.
4831 2009-10-22 Diego Novillo <dnovillo@google.com>
4833 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
4835 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4837 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
4840 2009-10-22 Richard Guenther <rguenther@suse.de>
4842 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
4843 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
4844 (lto_symtab_merge): Do not merge cgraph nodes here.
4845 (lto_symtab_resolve_can_prevail_p): Simplify.
4846 (lto_symtab_resolve_symbols): Store cgraph node.
4847 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
4848 functions from the symtab.
4849 (lto_symtab_merge_cgraph_nodes_1): New function.
4850 (lto_symtab_merge_cgraph_nodes): Likewise.
4852 2009-10-22 Richard Guenther <rguenther@suse.de>
4855 * lto-streamer-out.c (lto_output_location): Stream the
4857 * lto-streamer-in.c (lto_input_location): Likewise.
4859 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
4861 * cfgloopmanip.c (duplicate_subloops): Export.
4862 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
4863 (transform_to_exit_first_loop): Duplicate bbs starting from
4864 header up to loop->latch instead of exit->src.
4865 Initialize control variable to the correct number of iterations.
4866 (gather_scalar_reductions): Do not register double reductions.
4867 (parallelize_loops): Dump which loop is tested.
4868 Indicate whether the parallelized loop is inner or not.
4869 Remove the innermost-loop requirement.
4870 * cfgloop.h (duplicate_subloops): Export.
4871 * tree-cfg.c (add_phi_args_after_redirect): New function.
4872 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
4873 Call duplicate_subloops.
4874 Update number of iterations at the exit condition.
4875 Don't redirect nexits always to the loop exit.
4876 Redirect copied edges from latch to the loop exit.
4878 2009-10-22 Jan Hubicka <jh@suse.cz>
4880 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
4882 * ipa-inline.c (cgraph_mark_inline_edge,
4883 cgraph_decide_inlining_of_small_function,
4884 cgraph_decide_inlining, inline_read_summary): Disable indirect
4885 inlining for WPA for time being.
4887 PR tree-optimize/40556
4888 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
4890 2009-10-22 Richard Guenther <rguenther@suse.de>
4892 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
4893 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
4895 2009-10-22 Jan Hubicka <jh@suse.cz>
4898 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
4900 (check_call): Handle only indirect calls.
4901 (propagate_bits): Update comment.
4902 (write_node_summary_p): Turn bogus check to assert.
4903 (ipa_reference_write_summary): Stream calls_read_all properly.
4904 (ipa_reference_read_summary): Stream in calls_read_all properly.
4905 (read_write_all_from_decl): New function.
4906 (propagate): Handle OVERWRITABLE nodes and external calls here.
4907 * ipa-pre-const.c (check_call): In IPA mode handle indirect
4909 (analyze_function): Do not check visibility here.
4910 (add_new_function): We summary OVERWRITABLE too.
4911 (generate_summary): Stream OVERWRITABLE nodes too.
4912 (propagate): Handle external calls and OVERWRITABLE nodes here.
4913 (local_pure_const): Check visibility here.
4915 2009-10-22 Jan Hubicka <jh@suse.cz>
4917 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
4918 (pass_ipa_cp): Register them.
4919 (ipcp_init_stage): Analyze all functions for whopr/lto.
4920 (ipcp_propagate_stage): Skip external calls.
4921 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
4922 * ipa-reference.c (write_node_summary_p): Fix thinko about
4924 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
4925 when in ltrans, skip executing of ipa passes since everything
4926 should've been done.
4927 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
4928 (inline_generate_summary): Likewise.
4929 (inline_read_summary): New function.
4930 (inline_write_summary): New function.
4931 (pass_ipa_inline): Register new hooks.
4932 * ipa-prop.c: Inlcude lto-streamer.h
4933 (ipa_edge_args_vector): Update declaration.
4934 (ipa_count_arguments, ipa_compute_jump_functions,
4935 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
4936 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
4937 ipa_read_node_info): New static functions.
4938 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
4939 (duplicate_array): Use xmalloc.
4940 (duplicate_ggc_array): New.
4941 (ipa_edge_duplication_hook): Use it.
4942 (ipa_update_after_lto_read): New function.
4943 * ipa-prop.h (ipa_prop_write_jump_functions,
4944 ipa_prop_read_jump_functions): Declare.
4945 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
4946 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
4947 (ipa_edge_args_vector): Move into GGC.
4948 (ipa_check_create_edge_args): Update.
4949 (ipa_update_after_lto_read): New.
4950 * passes.c (ipa_write_summaries_1): When in wpa, do not write
4952 (ipa_read_summaries): When in ltrans, so not read summaries.
4953 * lto-streamer.c (lto_get_section_name): Add
4954 LTO_section_jump_functions.
4955 * lto-streamer.h (LTO_section_jump_functions): New section.
4956 (produce_asm): Declare.
4957 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
4958 * lto-streamer-out.c (produce_asm): Export.
4959 * lto-streamer-in.c: Include tree-pass.h
4960 (input_function): Free dominance info when done.
4961 (lto_read_body): Push ipa_inline in ltrans stage.
4962 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
4963 * Makefile.in (GTFILES): Add ipa-prop.h
4965 2009-10-22 Matthias Klose <doko@ubuntu.com>
4967 * doc/install.texi: Document --enable-browser-plugin.
4969 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
4971 * doc/invoke.texi (fira-loop-pressure): Update default value.
4972 * opts.c (decode_options): Remove default value setting for
4973 flag_ira_loop_pressure.
4974 * config/ia64/ia64.c (ia64_override_options): Set
4975 flag_ira_loop_pressure up for -O3.
4976 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
4978 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
4980 PR tree-optimization/41497
4981 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
4982 chrec_dont_know if the evolution function returned by follow_ssa_edge
4983 is constant in the analyzed loop and is not compatible with the
4984 initial value before the loop.
4985 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
4987 2009-10-21 Joseph Myers <joseph@codesourcery.com>
4989 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
4991 2009-10-21 Jakub Jelinek <jakub@redhat.com>
4994 * doc/invoke.texi: Document -print-multi-os-directory.
4996 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
4999 * gcc/config/darwin10.h: Use default_emit_unwind_label.
5000 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
5001 when darwin_emit_unwind_label is used.
5003 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
5005 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
5008 2009-10-20 Richard Henderson <rth@redhat.com>
5010 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
5011 before emit_post_landing_pad.
5013 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
5015 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
5016 Use when calling rtx_costs.
5017 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
5018 global optimize_size. Pass speed to mips_binary_cost.
5020 2009-10-20 Jakub Jelinek <jakub@redhat.com>
5022 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
5025 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
5027 * rtl.h (simplify_replace_fn_rtx): Declare.
5028 (wrap_constant, unwrap_constant): Delete.
5029 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
5030 (expand_debug_expr): Don't call wrap_constant.
5031 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
5032 (auto_adjust_pair): Fold into...
5033 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
5034 Just return a new value.
5035 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
5036 otherwise use simplify_replace_rtx.
5037 * cselib.c (wrap_constant): Reinstate old definition.
5038 (cselib_expand_value_rtx_1): Don't wrap constants.
5039 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
5040 simplify_replace_rtx.
5041 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
5042 * reload1.c (reload): Skip all uses for an insn before adjusting it.
5043 Use simplify_replace_rtx.
5044 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
5046 (simplify_replace_rtx): ...here. Turn into a wrapper for
5047 simplify_replace_fn_rtx.
5048 (simplify_unary_operation): Don't unwrap CONSTs.
5049 * var-tracking.c (check_wrap_constant): Delete.
5050 (vt_expand_loc_callback): Don't call it.
5051 (vt_expand_loc): Likewise.
5053 2009-10-20 Pascal Obry <obry@adacore.com>
5054 Eric Botcazou <ebotcazou@adacore.com>
5056 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
5058 2009-10-20 Michael Matz <matz@suse.de>
5060 * loop-invariant.c (create_new_invariant): Use different magic number.
5062 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
5065 * arm.c (arm_override_options): Forcibly disable hot/cold block
5068 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
5071 * haifa-sched.c (try_ready): Skip debug deps updating speculation
5074 2009-10-20 Richard Guenther <rguenther@suse.de>
5076 * ggc-page.c: Include cfgloop.h.
5077 (struct max_alignment): Drop long double, add void *.
5078 (extra_order_size_table): Add low non-power-of-two multiples
5079 of MAX_ALIGNMENT. Drop small type-based entries, add
5080 tree_type, cgraph_node and loop.
5081 * alloc-pool.c (struct allocation_object_def): Drop long double
5084 2009-10-20 Jakub Jelinek <jakub@redhat.com>
5087 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
5088 referenced just in DEBUG_INSNs.
5090 2009-10-20 Richard Guenther <rguenther@suse.de>
5093 * gimple.c (gimple_register_type): Make sure we register
5094 the types main variant first.
5096 2009-10-20 Richard Guenther <rguenther@suse.de>
5098 * gimple.c (gimple_types_compatible_p): Simplify. Move
5099 cheap checks before hashtable queries. Add checks for
5100 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
5102 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
5104 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
5105 without size or with size that can't be represented as a host integer.
5107 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
5109 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
5110 the removal of a debug stmt as a significant change.
5112 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
5114 * config/s390/s390.md: Added agen condition to operand
5115 forwarding bypasses. Added bypass for early address generation
5116 use of int results. Updated comments.
5118 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
5120 * config/i386/i386.c: Remove signal.h #include.
5122 2009-10-20 Jie Zhang <jie.zhang@analog.com>
5124 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
5125 * doc/rtl.texi: Document ss_abs.
5127 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5129 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
5130 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
5131 instead of C_LEX_RAW_STRINGS.
5132 (lex_string): Handle CPP_UTF8STRING.
5133 * c-parser.c (c_parser_postfix_expression): Likewise.
5134 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
5135 (C_LEX_STRING_NO_JOIN): ... this.
5137 2009-10-19 Anatoly Sokolov <aesok@post.ru>
5139 * config/cris/cris.c (cris_function_value, cris_libcall_value,
5140 cris_function_value_regno_p): New functions.
5141 (cris_promote_function_mode): Update comment.
5142 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
5143 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
5144 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
5145 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
5147 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5149 * unwind-dw2.c (execute_stack_op): Fix operand order for
5150 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
5152 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
5154 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
5155 (lower_stmt) <GIMPLE_BIND>: Add comment.
5156 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
5158 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
5159 Otherwise lower it and set cannot_fallthru to true.
5160 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
5161 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
5162 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
5163 to true for a noreturn call. Do not remove statements.
5164 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
5165 Set cannot_fallthru to false on function exit.
5166 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
5167 <GIMPLE_ASSIGN>: Remove.
5169 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5171 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
5173 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5175 * config/s390/s390.c (s390_z10_optimize_cmp): Use
5176 next/prev_active_insn to skip DEBUG_INSNs as well.
5178 2009-10-19 Joseph Myers <joseph@codesourcery.com>
5180 * config/arm/arm.c (output_move_neon): Use DImode in call to
5183 2009-10-19 Matthias Klose <doko@ubuntu.com>
5186 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
5188 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5190 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
5192 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5195 * optabs.c (expand_binop): Make mode of shift count expression mode
5196 of shift count not target.
5199 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5201 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
5202 case. Force using values to replace references within the statement.
5203 (convert_local_reference_stmt): Likewise.
5205 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5207 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
5208 remove a subsequent GOTO or RETURN statement.
5210 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
5212 * config/avr.md (*movqi): Add zero as equally preferable constraint
5213 as general register.
5216 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5218 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
5220 2009-10-17 Richard Guenther <rguenther@suse.de>
5222 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
5224 2009-10-17 Richard Guenther <rguenther@suse.de>
5226 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
5227 operands in COMPONENT_REFs.
5229 2009-10-17 Anatoly Sokolov <aesok@post.ru>
5231 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
5232 if not defined. Change type of second argument to const_rtx.
5233 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
5235 * targhooks.h (default_libcall_value): Update prototype.
5236 * target.h (struct gcc_target): Change type of second argument of
5237 libcall_value to const_rtx.
5238 * config/arm/arm.c (arm_libcall_value): Change type of second argument
5240 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
5241 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
5243 2009-10-17 Jakub Jelinek <jakub@redhat.com>
5246 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
5247 * cgraphunit.c (cgraph_optimize): Call it.
5248 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
5249 (dwarf2out_assembly_start): ... here. New hook.
5250 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
5251 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
5253 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
5254 * sdbout.c (sdb_debug_hooks): Likewise.
5255 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
5256 (vmsdbgout_assembly_start): New hook.
5258 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5260 * rtl.h (RTL_LOCATION): Fix typo.
5262 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5264 * print-rtl.c (print_rtx): Print locators in asm_operands
5267 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5270 * sched-deps.c (depl_on_debug_p): New.
5271 (attach_dep_link): Reject debug deps before nondebug deps.
5272 (add_to_deps_list): Insert debug deps after nondebug deps.
5273 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
5275 (sd_add_dep): Do not reject debug deps.
5276 (add_insn_mem_dependence): Don't count debug deps.
5277 (remove_from_deps): Likewise.
5278 (sched_analyze_2): Set up mem deps on debug insns.
5279 (sched_analyze_insn): Record reg uses for deps on debug insns.
5280 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
5281 try_ready nondebug insn after debug insn.
5282 * ddg.c (create_ddg_dep_from_intra_loop_link,
5283 create_ddg_dep_no_link): Don't reject debug deps.
5285 2009-10-16 Richard Guenther <rguenther@suse.de>
5287 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
5288 (maybe_merge_incomplete_and_complete_type): Likewise.
5289 (lto_symtab_merge): Do not call them. Do not warn for
5290 complete vs. incomplete compatible types.
5291 (lto_symtab_merge_decls_2): Simplify.
5292 * gimple.c (gimple_force_type_merge): Remove.
5293 (gimple_types_compatible_p): Make it static.
5294 * gimple.h (gimple_force_type_merge): Remove.
5295 (gimple_types_compatible_p): Likewise.
5297 2009-10-16 Jakub Jelinek <jakub@redhat.com>
5299 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
5300 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
5302 2009-10-16 Richard Guenther <rguenther@suse.de>
5304 PR tree-optimization/41728
5305 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
5306 if fold_stmt did anything.
5308 2009-10-16 Richard Guenther <rguenther@suse.de>
5311 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
5312 (maybe_fixup_handled_component): New function.
5313 (input_gimple_stmt): Fixup mismatched decl replacements.
5315 2009-10-16 Richard Guenther <rguenther@suse.de>
5318 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
5319 the same as VAR_DECL.
5321 2009-10-16 Richard Guenther <rguenther@suse.de>
5323 * gimple.c (iterative_hash_gimple_type): For integer types
5324 also hash their minimum and maximum values and the string flag.
5325 For array types hash their domain and the string flag.
5327 2009-10-16 Richard Guenther <rguenther@suse.de>
5329 * gimple.c (gimple_types_compatible_p): Restrict completing
5330 types to record or unions. Simplify completion.
5331 Do not merge records or unions with different
5332 TYPE_STRUCTURAL_EQUALITY_P tag.
5333 (iterative_hash_gimple_type): Restrict non-recursing into
5334 pointer targets for records and unions.
5336 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5339 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5340 * dwarf2out.c (mem_loc_descriptor): Don't handle
5341 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
5342 punt if it is not lowpart subreg or if inner mode isn't
5345 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5347 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
5348 investigating previous or next insns.
5350 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
5352 * tree-sra.c (build_ref_for_offset_1): Update comment.
5354 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
5356 * config/s390/s390.md (atype): Added missing values.
5358 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5361 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
5362 (casesi64p): Update pattern to reflect above.
5364 2009-10-15 Steve Ellcey <sje@cup.hp.com>
5366 PR rtl-optimization/41697
5367 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
5369 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5372 * config/rs6000/predicates.md: Update copyright year.
5373 * config/rs6000/altivec.md: Ditto.
5375 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
5376 (MD_INCLUDES): Add a2.md.
5378 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
5379 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5380 (builtin_classify): New static vector to classify various builtins
5381 to get the tree attributes correct.
5382 (def_builtin): Set the attributes of builtins based on what the
5383 builtin does (i.e. memory operation, floating point, saturation
5384 need special attributes, others are pure functions).
5386 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5388 (enum rs6000_builtins): Include rs6000-builtin.def to define the
5389 builtins. Change the end marker to MAX_RS6000_BUILTINS from
5390 RS6000_BUILTIN_COUNT.
5391 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5392 MAX_RS6000_BUILTINS.
5394 * config/rs6000/rs6000-builtin.def: New file that combines the
5395 builtin enumeration name and attributes.
5397 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
5399 * config/i386/linux.h (ASM_SPEC): Add --32.
5401 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5403 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5404 and DW_TAG_template_alias.
5405 (dwarf_attr_name): Handle DW_AT_main_subprogram,
5406 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5407 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5408 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5409 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5410 and DW_AT_GNU_odr_signature.
5411 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5412 DW_FORM_flag_present and DW_FORM_ref_sig8.
5413 (output_signature): Only print name on the first byte.
5414 (output_die): Likewise for dw_val_class_data8.
5416 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5418 * doc/invoke.texi: Clarify that most optimizations are not enabled
5421 2009-10-15 Richard Guenther <rguenther@suse.de>
5424 * gimple.c (compare_type_names_p): Handle anonymous names
5425 differently based on new mode argument.
5426 (gimple_types_compatible_p): For structs also compare the tags.
5427 (iterative_hash_type_name): Rename to ...
5428 (iterative_hash_name): ... this. Hash all names.
5429 (iterative_hash_gimple_type): Fix hashing the struct tag of
5430 pointer targets. Hash field decl names.
5432 2009-10-15 Richard Guenther <rguenther@suse.de>
5435 * gimple.c (gimple_get_alias_set): Avoid recursing on
5436 invalid type topology.
5438 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5440 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5442 2009-10-15 Richard Guenther <rguenther@suse.de>
5444 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5446 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5448 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5449 add --with-tune{,-32,-64} configured default for -mtune if explicit
5452 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5454 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5456 2009-10-14 DJ Delorie <dj@redhat.com>
5458 * config/h8300/h8300.c (F): New.
5460 (h8300_emit_stack_adjustment): Call them.
5462 (h8300_push_pop): Likewise.
5463 (h8300_expand_prologue): Likewise.
5464 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5465 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5466 (INCOMING_RETURN_ADDR_RTX): Define.
5467 (INCOMING_FRAME_SP_OFFSET): Define.
5468 (DWARF_CIE_DATA_ALIGNMENT): Define.
5470 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5472 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5473 fields in builtin structs.
5474 (finalize_record_size): Likewise.
5476 2009-10-14 Richard Guenther <rguenther@suse.de>
5478 * gimple.c (gtc_ob): New global.
5479 (struct type_pair_d): Replace pointers with type UIDs.
5480 (type_pair_hash): Adjust.
5481 (type_pair_eq): Likewise.
5482 (lookup_type_pair): Likewise. Allocate from an obstack.
5483 (gimple_force_type_merge): Adjust.
5484 (gimple_types_compatible_p): Likewise.
5485 (free_gimple_type_tables): Free the obstack.
5487 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5489 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5490 stmts setting DEBUG_EXPR_DECLs.
5492 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5493 Don't crash if mode1 is VOIDmode.
5495 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5497 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5498 * params.h (IRA_LOOP_RESERVED_REGS): New.
5499 * tree-pass.h (pass_subregs_of_mode_init,
5500 pass_subregs_of_mode_finish): Remove.
5501 * passes.c (pass_subregs_of_mode_init,
5502 pass_subregs_of_mode_finish): Remove.
5503 (pass_reginfo_init): Move before loop optimizations.
5504 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5505 * common.opt (fira-loop-pressure): New.
5506 * toplev.h (flag_ira_loop_pressure): New.
5507 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5508 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5509 Make external and void type functions.
5510 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5511 pass_subregs_of_mode_finish): Remove.
5512 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5513 * regmove.c: Include ira.h.
5514 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5515 register pressure calculation in loops.
5516 * loop-invariant.c: Include REGS_H and ira.h.
5517 (struct loop_data): New members max_reg_pressure, regs_ref, and
5519 (struct invariant): New member orig_regno.
5520 (curr_loop): New variable.
5521 (find_exits): Initialize regs_ref and regs_live.
5522 (create_new_invariant): Initialize orig_regno.
5523 (get_cover_class_and_nregs): New.
5524 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5525 array. Add code for flag_ira_loop_pressure.
5526 (gain_for_invariant): Make new_regs an array. Add code for
5527 flag_ira_loop_pressure.
5528 (best_gain_for_invariant): Ditto.
5529 (set_move_mark): New parameter gain. Use it for debugging output.
5530 (find_invariants_to_move): Make regs_needed and new_regs an array.
5531 Add code for flag_ira_loop_pressure.
5532 (move_invariant_reg): Set up orig_regno.
5533 (move_invariants): Set up reg classes for pseudos for
5534 flag_ira_loop_pressure.
5535 (free_loop_data): Clear regs_ref and regs_live.
5536 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5537 get_regno_cover_class, change_pressure, mark_regno_live,
5538 mark_regno_death, mark_reg_store, mark_reg_clobber,
5539 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5540 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5541 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5542 register pressure calculation in loops if new regs were added.
5543 Call finish_subregs_of_mode.
5544 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5545 * Makefile.in (loop-invariant.o): Add ira.h.
5547 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5549 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5551 2009-10-14 Richard Guenther <rguenther@suse.de>
5553 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5554 (lto_symtab_merge): ... here. Rewrite both to take the
5555 prevailing and a to-be-merged entry and to queue diagnostics properly.
5556 (lto_symtab_resolve_replaceable_p): New predicate for
5558 (lto_symtab_resolve_can_prevail_p): Likewise.
5559 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5560 handles merging commons by choosing the largest decl. Fold
5561 in code that gives ODR errors.
5562 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5564 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5565 case of no prevailing decl here. Diagnose mismatches
5566 in object types here. Drop all but the prevailing decls.
5567 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5568 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5569 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5571 2009-10-14 Richard Guenther <rguenther@suse.de>
5574 * lto-streamer-in.c (input_bb): Replace debug stmts with
5575 nops instead of dropping them.
5577 2009-10-14 Nick Clifton <nickc@redhat.com>
5579 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5580 in situations where it is being used as a minus symbol.
5581 * gcc/doc/tm.texi: Likewise.
5582 * gcc/doc/md.texi: Likewise.
5584 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5586 PR preprocessor/41543
5587 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5588 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5589 * tree.c: Include intl.h.
5590 (expand_location): Handle BUILTINS_LOCATION.
5591 * Makefile.in (tree.o): Depend on intl.h.
5594 * dwarf2out.c (dwarf2out_var_location): Always clear
5595 last_postcall_label when changing last_label.
5597 2009-10-14 Pascal Obry <obry@adacore.com>
5599 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5600 (process_command): Handle -E as done with -c and -S. Do not add
5601 the target executable suffix to the output file when -E is used.
5602 (main): Adjust error message accordingly.
5604 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5610 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5612 (tree_code_size): Likewise.
5614 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5616 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5617 * real.h (HAVE_mpc_arc): Define.
5619 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5621 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5622 (struct builtin_description): Add fndecl field.
5623 (bdesc): Remove const qualifier. Update initializer.
5624 (sh_media_init_builtins): Remove const qualifier for d. Record
5625 the result of add_builtin_function to the fndecl field.
5626 (sh_builtin_decl): New.
5627 (sh_media_builtin_decl): New.
5629 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5632 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5633 requests between special registers.
5635 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5637 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5639 2009-10-13 Richard Henderson <rth@redhat.com>
5641 PR tree-optimization/41377
5642 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5643 (cleanup_empty_eh_merge_phis): New change_region parameter;
5644 pass it on to redirect_eh_edge_1. Update callers.
5645 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5646 at the destination block.
5648 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5650 * passes.c (register_pass): Replaced gcc_unreachable by
5651 fatal_error on failure. Mentions plugins in comments & messages.
5653 2009-10-13 Jakub Jelinek <jakub@redhat.com>
5656 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
5657 * sched-vis.c (print_value): Use it.
5658 * cselib.c (cselib_hash_rtx): Likewise.
5659 * print-rtl.c (print_rtx): Likewise.
5660 * cfgexpand.c (expand_debug_rtx): Likewise.
5661 * var-tracking.c (vt_expand_loc_callback): Likewise.
5663 2009-10-13 Richard Guenther <rguenther@suse.de>
5666 * opts.c (handle_option): Split out code to handle setting
5667 the options flag var ...
5668 (set_option): ... here.
5669 * opts.h (set_option): Declare.
5670 * lto-opts.c (register_user_option_p): Include -fexceptions
5671 and all position independent code variants.
5672 (handle_common_option): Remove.
5673 (lto_reissue_options): Use set_option.
5675 2009-10-13 Martin Jambor <mjambor@suse.cz>
5677 PR tree-optimization/41661
5678 * ipa-prop.c (compute_complex_pass_through): Allow only operations
5679 that are tcc_comparisons or do not change the type in any
5681 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
5682 folding tcc_comparison operations.
5684 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5686 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
5689 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5695 * tree.def (DEBUG_EXPR_DECL): New.
5696 * rtl.def (DEBUG_EXPR): New.
5697 * gengtype.c (adjust_field_rtx_def): Handle it.
5698 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
5699 (insert_debug_temp_for_var_def): ... this. Drop support for
5700 moving. Take iterator for def stmt; insert debug stmt before it.
5701 Scan early for use count and kind in debug stmts.
5702 (propagate_defs_into_debug_stmts): Rename to...
5703 (insert_debug_temps_for_defs): ... this. Likewise.
5704 * tree.h (DEBUG_TEMP_UID): New.
5705 * tree.c (next_debug_decl_uid): New.
5706 (make_node_stat): Count debug decls separately.
5707 (copy_node_stat): Likewise.
5708 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
5709 * var-tracking.c (dv_is_decl_p): Recognize it.
5710 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
5711 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
5712 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
5713 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
5714 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
5715 (cselib_hash_rtx): Likewise.
5716 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
5717 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
5719 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
5720 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
5721 * rtl.c (copy_rtx): Likewise.
5722 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
5723 * print-rtl.c (print_rtx): Likewise.
5724 * sched-vis.c (print_value): Likewise.
5725 (print_insn): Handle DEBUG_EXPR_DECL.
5726 * tree-dump.c (dequeue_and_dump): Likewise.
5727 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
5728 * gimple-iterator (gsi_replace): Check for same lhs.
5729 (gsi_remove): Insert debug temps.
5730 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
5731 (move_computations_stmt): Drop explicit propagation into debug stmts.
5732 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
5733 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
5734 * tree-ssa-sink.c (statement_sink_location): Likewise.
5735 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
5736 * tree-ssanames.c (release_ssa_name): Adjust for rename.
5737 * tree-flow.h: Likewise.
5738 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
5739 debug temps without values.
5740 (eliminate_unnecessary_stmts): Don't discard just-inserted
5743 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
5746 * config/cris/cris.md (andu): Check that operand 1 is one of the
5747 general registers. Fix typo in head comment.
5749 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
5751 * config/i386/i386.md (vswapmov): New.
5752 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
5753 (ix86_function_ms_hook_prologue): New.
5754 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
5755 * configure.ac: Test for swap suffix support in as.
5756 * configure: Rebuild.
5758 2009-10-12 Jakub Jelinek <jakub@redhat.com>
5761 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
5762 paradoxical subregs to prevent partial register stalls if the inner
5763 mode is integer mode.
5765 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5767 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
5769 2009-10-12 Dodji Seketeli <dodji@redhat.com>
5772 * gcc/dwarf2out.c (template_parameter_pack_die,
5773 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
5775 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
5778 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
5780 (maybe_register_def): Likewise. Take stmt iterator.
5781 (rewrite_update_stmt): Take stmt iterator and pass it on.
5782 (rewrite_update_enter_block): Pass stmt iterator.
5784 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5786 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
5787 (spu_builtin_decl): New function.
5789 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
5791 * config/i386/i386.md (SWIM): New mode iterator.
5792 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
5793 using SWIM mode iterator.
5794 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
5795 patterns using SWI48 mode iterator.
5796 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
5797 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
5798 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
5799 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
5800 patterns using SWI248 mode iterator.
5801 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
5802 gen_x86_movdicc_0_m1_rex64 for renamed function
5804 2009-10-11 Jose Ruiz <ruiz@adacore.com>
5805 Eric Botcazou <ebotcazou@adacore.com>
5808 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
5809 * config/sparc/sol2-unwind.h: New file.
5811 2009-10-11 Olivier Hainque <hainque@adacore.com>
5812 Eric Botcazou <ebotcazou@adacore.com>
5815 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
5816 * config/i386/sol2-unwind.h: New file.
5818 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
5821 * config/i386/i386.md (addsi_1_zext): Get the proper second
5824 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
5826 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
5827 all OLD_RTXes, not just REGs. Use copy_rtx to create the
5830 2009-10-11 Richard Guenther <rguenther@suse.de>
5832 * gimple.c (iterative_hash_type_name): Do not handle special
5835 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
5838 (*setcc_si_1_and): Ditto.
5839 (*setcc_si_1_movzbl): Ditto.
5840 (*setcc_<mode>_2): Ditto.
5841 (*setcc_qi): Rename from *setcc_1.
5842 (*setcc_qi_slp): Rename from *setcc_2.
5844 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
5845 (*zero_extendqisi2_movzbw_and splitter): Ditto.
5847 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
5848 "if" condition, there is already assert with reload_completed present.
5850 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
5852 * plugin.c (try_init_one_plugin): Improve constness of variable err.
5854 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
5856 * doc/install.texi (Final install): Refer to
5857 http://gcc.gnu.org/bugs/ for bug reporting.
5859 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
5861 * configure.ac: Add test for dci instruction.
5862 * configure: Regenerate.
5863 * config.in: Likewise.
5864 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
5865 * doc/invoke.texi: Add cpu_type 476 and 476fp.
5866 (-mmulhw): Add 476 to description.
5867 (-mdlmzb): Likewise.
5868 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
5869 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
5870 (processor_target_table): Add 476 and 476fp entries.
5871 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
5872 (rs6000_issue_rate): Add CPU_PPC476.
5873 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
5874 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
5875 (processor_type): Add PROCESSOR_PPC476.
5876 (EXTRA_SPECS): Add asm_cpu_476 string.
5877 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
5878 (define_attr "cpu"): Add ppc476.
5880 Update comments for 476.
5881 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
5882 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
5883 Update copyright year.
5884 * config/rs6000/476.md: New file.
5885 * config/rs6000/40x.md: Add description for "isel" attribute.
5886 Update copyright year.
5887 * config/rs6000/440.md: Likewise.
5888 * config/rs6000/603.md: Likewise.
5889 * config/rs6000/6xx.md: Likewise.
5890 * config/rs6000/7450.md: Likewise.
5891 * config/rs6000/7xx.md: Likewise.
5892 * config/rs6000/8540.md: Likewise.
5893 * config/rs6000/cell.md: Likewise.
5894 * config/rs6000/e300c2c3.md: Likewise.
5895 * config/rs6000/e500mc.md: Likewise.
5896 * config/rs6000/mpc.md: Likewise.
5897 * config/rs6000/power4.md: Likewise.
5898 * config/rs6000/power5.md: Likewise.
5899 * config/rs6000/power6.md: Likewise.
5900 * config/rs6000/power7.md: Likewise.
5901 * config/rs6000/rios1.md: Likewise.
5902 * config/rs6000/rios2.md: Likewise.
5903 * config/rs6000/rs64.md: Likewise.
5905 2009-10-10 Richard Guenther <rguenther@suse.de>
5907 PR tree-optimization/41654
5908 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
5909 a cond expr before calling gimple_cond_set_condition_from_tree.
5910 (ifcombine_iforif): Likewise.
5912 2009-10-09 Ian Lance Taylor <iant@google.com>
5914 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
5915 * configure: Rebuild.
5917 2009-10-09 Neil Vachharajani <nvachhar@google.com>
5919 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
5922 2009-10-09 Richard Guenther <rguenther@suse.de>
5925 * target-def.h (TARGET_BUILTIN_DECL): Define.
5926 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
5927 * target.h (struct gcc_target): Add builtin_decl target hook.
5928 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
5929 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
5931 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
5932 not gcc_unreachable.
5933 (lto_output_builtin_tree): Sorry if the target does not support
5934 streaming target builtins.
5935 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
5936 (rs6000_builtin_decl): New function.
5937 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
5938 (ix86_builtin_decl): New function.
5940 2009-10-09 Jakub Jelinek <jakub@redhat.com>
5942 PR preprocessor/41445
5943 * c-ppoutput.c (do_line_change): New function.
5944 (cb_line_change): Use it.
5945 (scan_translation_unit): Call do_line_change if
5946 avoid_paste or PREV_WHITE and token location is on a different line
5947 than print.src_line.
5950 * dwarf2out.c (dwarf2out_init): Test whether
5951 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
5954 PR rtl-optimization/41646
5955 * calls.c (expand_call): For BLKmode types returned in registers
5956 avoid likely spilled hard regs in copy_blkmode_from_reg generated
5959 2009-10-09 Richard Guenther <rguenther@suse.de>
5961 PR tree-optimization/41634
5962 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
5963 we remove the correct elements.
5964 (optimize_stmt): Make sure to update stmt operands before
5965 optimizing redundancies.
5967 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5969 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
5971 2009-10-09 Richard Guenther <rguenther@suse.de>
5974 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
5976 (lto_wrapper_exit): New function.
5978 (fatal_perror): Likewise.
5979 (fork_execute): Use global args_name, do not free it.
5980 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
5981 * lto-streamer.h: Remove duplicate prototypes.
5983 2009-10-09 Richard Guenther <rguenther@suse.de>
5985 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
5986 before calling stmt_can_throw_external.
5988 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
5990 PR tree-optimization/40071
5991 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
5992 pointer if the original data reference doesn't conflict with the
5993 created vector data reference. Fix long line.
5995 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
5997 * config/i386/i386.md (any_div): New code iterator.
5998 (u): Handle div and udiv.
6000 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
6002 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
6003 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
6004 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
6005 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
6007 2009-10-08 Joseph Myers <joseph@codesourcery.com>
6009 * gcc.c (main): Remove trailing "." from diagnostics.
6011 2009-10-08 Cary Coutant <ccoutant@google.com>
6013 Add support for debugging with ICF (Identical Code Folding).
6014 * calls.c (debug.h): New #include.
6015 (emit_call_1): Call virtual_call_token debug hook.
6016 * common.opt (-fenable-icf-debug): New option.
6017 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
6018 locations in the source).
6019 (poc_label_num): New variable.
6020 (dcall_entry, vcall_entry): New typedefs.
6021 (dcall_table, vcall_table): New variables.
6022 (struct vcall_insn): New type.
6023 (vcall_insn_table): New variable.
6024 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
6025 (size_of_dcall_table): New function.
6026 (output_dcall_table): New function.
6027 (size_of_vcall_table): New function.
6028 (output_vcall_table): New function.
6029 (dwarf2out_direct_call): New function.
6030 (vcall_insn_table_hash): New function.
6031 (vcall_insn_table_eq): New function.
6032 (dwarf2out_virtual_call_token): New function.
6033 (dwarf2out_virtual_call): New function.
6034 (dwarf2out_init): Allocate new tables and sections.
6035 (prune_unused_types): Mark DIEs referenced from direct call table.
6036 (dwarf2out_finish): Output direct and virtual call tables.
6037 * final.c (final_scan_insn): Call direct_call and virtual_call
6039 * debug.h (struct gcc_debug_hooks): Add direct_call,
6040 virtual_call_token, virtual_call hooks.
6041 (debug_nothing_uid): New function.
6042 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
6043 (debug_nothing_uid): New function.
6044 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
6045 (xcoff_debug_hooks): Likewise.
6046 * sdbout.c (sdb_debug_hooks): Likewise.
6047 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6048 * doc/invoke.texi (-fenable-icf-debug): New option.
6050 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
6053 * regmove.c (regmove_backward_pass): Replace src with dst in the
6054 debug insn, and check for dst before rather than after.
6056 2009-10-08 Janis Johnson <janis187@us.ibm.com>
6058 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
6059 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
6061 2009-10-08 Jan Hubicka <jh@suse.cz>
6064 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
6065 do not mark cgraph nodes as needed.
6066 (record_references_in_initializer): Add new only_vars parameter.
6067 * cgraph.h (record_references_in_initializer): New parameter.
6068 * varasm.c (assemble_variable): Update call.
6069 * varpool.c (varpool_analyze_pending_decls): Always look for
6072 2009-10-08 Anatoly Sokolov <aesok@post.ru>
6074 * config/avr/avr.c (last_insn_address) Remove variable.
6075 (expand_prologue): Don't initialise last_insn_address variable.
6076 (final_prescan_insn): Don't output insn size.
6077 * config/avr/avr.opt (msize): Remove switch.
6078 * doc/invoke.texi (AVR Options): Remove documentation of -msize
6081 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
6083 * combine.c (label_tick_ebb_start): Fix comment.
6084 (combine_instructions): Set label_tick and label_tick_ebb_start before
6085 calling setup_incoming_promotions. Start them from 1. Increment
6086 label_tick instead of deriving it from the BB index. Rather than
6087 comparing ticks use the block from the previous iteration to decide
6088 whether to start a new EBB. Remove empty lines before function.
6090 2009-10-08 Michael Matz <matz@suse.de>
6093 * builtins.c (fold_builtin_isascii): Use fold_build2.
6094 (fold_builtin_isdigit): Ditto.
6095 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
6096 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
6097 remove_useless_stmts_cond, remove_useless_stmts_tf,
6098 remove_useless_stmts_tc, remove_useless_stmts_bind,
6099 remove_useless_stmts_goto, remove_useless_stmts_label,
6100 remove_useless_stmts_1, remove_useless_stmts,
6101 pass_remove_useless_stmts): Remove.
6102 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
6103 * passes.c (init_optimization_passes): Don't add
6104 pass_remove_useless_stmts.
6105 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
6106 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
6108 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
6109 for static constants.
6110 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
6111 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
6113 2009-10-08 Richard Guenther <rguenther@suse.de>
6115 * gimple.c (free_gimple_type_tables): New function.
6116 * gimple.h (free_gimple_type_tables): Declare.
6118 2009-10-07 Mark Heffernan <meheff@google.com>
6120 * ipa-prop.c (ipa_print_node_params) Only print
6121 names of named arguments.
6123 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
6125 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
6126 being statically linked.
6128 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6130 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
6132 2009-10-08 Jan Hubicka <jh@suse.cz>
6135 * ipa.c (cgraph_externally_visible_p,
6136 function_and_variable_visibility,
6137 whole_program_function_and_variable_visibility): Skip non-finalized
6140 2009-10-08 Nick Clifton <nickc@redhat.com>
6142 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
6145 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
6148 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
6150 2009-10-07 Joseph Myers <joseph@codesourcery.com>
6153 * c-common.c (c_fully_fold_internal): Strip nops from the result
6154 of recursive calls to c_fully_fold_internal.
6155 (c_wrap_maybe_const): New.
6156 (c_save_expr): Use c_wrap_maybe_const.
6157 * c-common.h (c_wrap_maybe_const): Declare.
6158 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
6159 build_binary_op): Use c_wrap_maybe_const.
6161 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6163 * real.c: Fix comment to reflect actual exponent size.
6165 2009-10-08 Ben Elliston <bje@au.ibm.com>
6167 * config/rs6000/a2.md: Add FSF comment header.
6169 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
6171 * config/i386/i386.md (any_extend): New code iterator.
6172 (u, s): New code attributes.
6174 (DWIH): Rewrite as code iterator for SI and DI modes.
6175 (DWI): Rewrite as mode attribute.
6176 (dwi): New mode attribute.
6177 (di): Depend on SI mode and DI mode.
6178 (doubleint_general_operand): Remove mode attribute.
6180 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
6183 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
6184 (*sub<mode>3_doubleword): Ditto.
6186 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
6187 using SWIM248 mode iterator.
6188 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
6189 using SWI48 mode iterator.
6190 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
6191 patterns using DWIH mode iterator and any_extend code iterator.
6192 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
6193 using any_extend code iterator.
6194 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
6195 patterns using DWIH mode iterator and any_extend code iterator.
6196 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
6197 using any_extend code iterator.
6198 (<s>mul<mode>3_highpart): Macroize expander from
6199 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
6200 and any_extend code iterator.
6201 (*<s>muldi3_highpart_1): Macroize insn from
6202 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
6203 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
6204 patterns using any_extend code iterator.
6205 (*<s>mulsi3_highpart_zext): Macroize insn from
6206 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
6208 2009-10-07 Jakub Jelinek <jakub@redhat.com>
6210 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
6211 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
6212 refering to a DIE with DW_AT_const_value.
6214 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
6217 * ira-lives.c (check_and_make_def_conflict): Process all operands.
6219 2009-10-06 Jan Hubicka <jh@suse.cz>
6221 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
6224 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6226 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
6227 *lea_2_rex64): Move before *add<mode>_1 pattern.
6229 2009-10-07 Jan Hubicka <jh@suse.cz>
6231 * collect2.c (main): Add -fno-whole-program.
6232 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
6234 2009-10-07 Jan Hubicka <jh@suse.cz>
6236 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
6237 has no address taken.
6238 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
6240 (cgraph_clone_node): Clear externally_visible flag for clones.
6241 * cgraph.h (cgraph_only_called_directly_p,
6242 cgraph_can_remove_if_no_direct_calls_p): New predicates.
6243 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
6244 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
6245 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
6246 ipcp_insert_stage): Likwise.
6247 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
6248 externally_visible flag.
6249 (verify_cgraph_node): Verify that inline clones look right.
6250 (process_function_and_variable_attributes): Do not set
6251 externally_visible flags.
6252 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
6254 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
6256 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
6257 clear externally_visible when turning into inline clones
6258 (cgraph_mark_inline_edge): Use new predicates.
6259 (cgraph_estimate_growth): Likewise.
6260 (cgraph_decide_inlining): Likewise.
6261 * ipa.c (cgraph_postorder): Likewise.
6262 (cgraph_remove_unreachable_nodes): Likewise; sanity check
6263 that inline clones are not needed.
6264 (cgraph_externally_visible_p): New predicate.
6265 (function_and_variable_visibility): Add whole_program parameter;
6266 always set externally_visible flag; handle COMDAT function
6268 (local_function_and_variable_visibility): New function.
6269 (gate_whole_program_function_and_variable_visibility): New function.
6270 (whole_program_function_and_variable_visibility): New function.
6271 (pass_ipa_whole_program_visibility): New function.
6272 * passes.c (init_optimization_passes): Add whole program visibility
6274 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
6275 not care about needed/reachable flags.
6276 * varpool.c: Include flags.h
6277 (decide_is_variable_needed): When doing LTO assume whole-program mode.
6278 (varpool_finalize_decl): When we are in LTO read-back, all variables
6280 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
6282 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6284 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
6287 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6289 * config.gcc: Don't include the makefile fragments intended for
6291 * config/s390/fixdfdi.h: File removed.
6292 * config/s390/libgcc-glibc.ver: File removed.
6293 * config/s390/s390.h: Remove the fixdfdi.h hack.
6294 * config/s390/t-crtstuff: File moved to libgcc dir.
6295 * config/s390/t-linux: Likewise.
6296 * config/s390/t-tpf: libgcc specific parts removed.
6297 * config/s390/t-linux64: Likewise.
6299 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6301 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
6302 (lto-compress.o): Likewise.
6304 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
6307 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
6308 dllexport to class members here.
6309 (i386_pe_determine_dllimport_p): Only check static class data for
6311 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
6312 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
6313 functions for vague linkage.
6314 (i386_pe_type_dllexport_p): Fix formatting.
6315 (maybe_add_dllexport) New function.
6316 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
6319 2009-10-07 Ben Elliston <bje@au.ibm.com>
6321 * config/rs6000/a2.md: Remove duplicated lines.
6323 2009-10-07 Ben Elliston <bje@au.ibm.com>
6325 * config.gcc (powerpc*-*-*): Handle a2.
6326 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
6327 * config/rs6000/a2.md: New file.
6328 * config/rs6000/rs6000.opt (mno-update): New.
6329 (mupdate): Return to using a mask, not a var.
6330 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
6331 (enum processor_type): Add PROCESSOR_PPCA2.
6332 * config/rs6000/rs6000.c (ppca2_cost): New costs.
6333 (rs6000_override_options): Add "a2" to processor_target_table.
6334 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
6335 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
6337 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6339 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6340 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
6341 reference to nonexistent gen_truncxfxf2 function.
6343 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6345 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
6346 (DWIH, g, di, doubleint_general_operand): New mode attributes.
6347 (general_operand): Handle TI mode.
6348 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
6349 using SDWIM mode iterator.
6350 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
6351 pattern from *add{di,ti}3_1 patterns and corresponding splitters
6352 using DWI mode iterator.
6353 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
6354 patterns using SWI mode iterator.
6355 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
6356 using SWI48 mode iterator.
6357 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
6358 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
6359 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
6360 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
6361 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
6362 using SDWIM mode iterator.
6363 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
6364 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
6365 using DWI mode iterator.
6366 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
6367 patterns using SWI mode iterator.
6368 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
6369 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
6370 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
6371 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
6372 patterns using plusminus code iterator.
6373 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
6374 sub<mode>3 patterns using plusminus code iterator.
6375 * config/i386/i386.c (override_options): Update the call to
6376 gen_subdi_carry_rex64 for renamed function.
6377 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
6378 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
6379 calls to instruction expanders.
6381 2009-10-06 Martin Jambor <mjambor@suse.cz>
6384 * opts.c (decode_options): Run IPA-SRA at -O2.
6386 2009-10-06 Richard Guenther <rguenther@suse.de>
6388 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6390 2009-10-06 Tobias Burnus <burnus@net-b.de>
6393 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6394 -flto and -fwhole-program flags can be combined.
6396 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
6399 * gcc.c (process_command): Check that -o argument was specified.
6401 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6403 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6405 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6407 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6408 * doc/invoke.texi (Warning Options): Annotate allowed languages
6409 for -Wunsuffixed-float-constants.
6411 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6413 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6414 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6415 same name and isn't the main variant.
6418 * dwarf2out.c (loc_by_reference): Removed.
6419 (dw_loc_list_1): New function.
6420 (dw_loc_list): Remove toplev argument, add want_address argument.
6421 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6422 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6423 want_address == 2 to dw_loc_list. For successful dw_loc_list
6424 set have_address to 1 only if want_address is not 0.
6426 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6428 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6429 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6430 a code block followed by two pointers.
6431 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6432 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6433 (MIPS_MOVE): Likewise.
6434 (MIPS_LUI): Likewise.
6435 (MIPS_JR): Likewise.
6436 (MIPS_BAL): Likewise.
6437 (MIPS_NOP): Likewise.
6438 (mips_asm_trampoline_template): Delete.
6439 (mips_trampoline_code_size): New function.
6440 (mips_trampoline_init): Add shorter sequences for all cases
6441 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6442 Calculate the opcodes directly, rather than copying from a template.
6443 Only flush the code part of the trampoline.
6444 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6446 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6448 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6449 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6450 (INCOMING_RETURN_ADDR_RTX): Likewise.
6451 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6453 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6454 with RETURN_ADDR_REGNUM.
6455 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6456 * config/mips/mips.c (mips16_build_call_stub): Replace
6457 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6458 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6459 (mips_print_operand_punctuation): Likewise.
6460 (mips_frame_set): Likewise.
6461 (mips16e_output_save_restore): Likewise.
6462 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6463 (mips_save_reg_p): Likewise.
6464 (mips_return_addr): Likewise.
6465 (mips_set_return_address): Likewise.
6466 (mips_direct_save_slot_move_p): Likewise.
6467 (mips_output_function_prologue): Likewise.
6468 (mips_restore_reg): Likewise.
6469 (mips_expand_epilogue): Likewise.
6470 (mips_epilogue_uses): Likewise.
6471 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6472 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6473 (clear_hazard_<mode>): Likewise.
6474 (call_internal): Likewise.
6475 (call_internal_direct): Likewise.
6476 (call_direct_split): Likewise.
6477 (call_value_internal): Likewise.
6478 (call_value_split): Likewise.
6479 (call_value_internal_direct): Likewise.
6480 (call_value_direct_split): Likewise.
6481 (call_value_multiple_internal): Likewise.
6482 (call_value_multiple_split): Likewise.
6484 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6485 Jakub Jelinek <jakub@redhat.com>
6487 PR rtl-optimization/41511
6488 * combine.c (record_value_for_reg): Pass explicit values as argument
6489 to get_last_value_validate.
6490 (get_last_value_validate): Document INSN parameter.
6491 For non-readonly MEMs, assume they might have been modified if INSN
6492 was in another basic block.
6493 (get_last_value): Minor reformatting.
6495 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6498 * final.c (asm_str_count): Split out from asm_insn_count.
6499 * rtl.h (asm_str_count): New prototype.
6500 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6503 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6505 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6507 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6508 Rafael Espindola <espindola@google.com>
6510 * gengtype.c (write_types): Moved call to write_func_for_structure
6511 into seperate loops.
6513 2009-10-05 Richard Guenther <rguenther@suse.de>
6516 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6517 (input_cgraph_1): Input toplevel asms.
6519 2009-10-05 Richard Guenther <rguenther@suse.de>
6522 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6523 (external_aggregate_decl_p): Likewise.
6524 (lto_symtab_compatible): Re-structure. Remove dead code.
6525 For variables ignore toplevel qualifiers when comparing types.
6526 Issue warnings, not errors for mismatched user-alignment.
6528 2009-10-05 Richard Guenther <rguenther@suse.de>
6532 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6533 (struct lto_symtab_identifier_def): Likewise.
6534 (struct lto_symtab_decl_def): Likewise.
6535 (struct lto_symtab_entry_def): New.
6536 (lto_symtab_identifier_t): Rename to ...
6537 (lto_symtab_entry_t): ... this.
6538 (lto_symtab_decls): Remove.
6539 (lto_symtab_base_hash): Rename to ...
6540 (lto_symtab_entry_hash): ... this.
6541 (lto_symtab_base_eq): Rename to ...
6542 (lto_symtab_entry_eq): ... this.
6543 (lto_symtab_base_marked_p): Rename to ...
6544 (lto_symtab_entry_marked_p): ... this.
6545 (lto_symtab_identifier_marked_p): Remove.
6546 (lto_symtab_decl_marked_p): Likewise.
6547 (lto_symtab_maybe_init_hash_tables): Rename to ...
6548 (lto_symtab_maybe_init_hash_table): ... this.
6549 (lto_symtab_set_resolution_and_file_data): Remove.
6550 (lto_symtab_register_decl): New function.
6551 (lto_symtab_get_identifier): Remove.
6552 (lto_symtab_get): New function.
6553 (lto_symtab_get_resolution): Adjust.
6554 (lto_symtab_get_identifier_decl): Remove.
6555 (lto_symtab_set_identifier_decl): Likewise.
6556 (lto_symtab_merge_decl): Rename to ...
6557 (lto_symtab_merge): ... this. Rewrite.
6558 (lto_symtab_merge_var): Remove.
6559 (lto_symtab_merge_fn): Likewise.
6560 (lto_symtab_prevailing_decl): Adjust.
6561 (lto_cgraph_replace_node): New function.
6562 (lto_symtab_merge_decls_2): Likewise.
6563 (lto_symtab_merge_decls_1): Likewise.
6564 (lto_symtab_fixup_var_decls): Likewise.
6565 (lto_symtab_resolve_symbols): Likewise.
6566 (lto_symtab_merge_decls): Likewise.
6567 (lto_symtab_prevailing_decl): Adjust.
6568 (lto_symtab_get_symtab_def): Remove.
6569 (lto_symtab_get_file_data): Likewise.
6570 (lto_symtab_clear_resolution): Adjust.
6571 (lto_symtab_clear_resolution): Likewise.
6572 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6573 (input_cgraph_1): Likewise.
6574 * lto-streamer-in.c (get_resolution): Do not provide fake
6575 symbol resolutions here.
6576 (deferred_global_decls): Remove.
6577 (lto_register_deferred_decls_in_symtab): Likewise.
6578 (lto_register_var_decl_in_symtab): Change signature, register
6579 variable via lto_symtab_register_decl.
6580 (lto_register_function_decl_in_symtab): Likewise.
6581 (lto_read_tree): Adjust.
6582 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6583 (lto_symtab_merge_var): Likewise.
6584 (lto_symtab_merge_fn): Likewise.
6585 (lto_symtab_register_decl): Declare.
6586 (lto_symtab_merge_decls): Likewise.
6588 2009-10-05 Richard Guenther <rguenther@suse.de>
6590 PR tree-optimization/23821
6591 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6592 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6593 simple IV increments.
6595 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6597 * config/arm/arm.c (arm_override_options): Really initialize
6598 flag_dwarf2_cfi_asm to 0.
6600 2009-10-05 Doug Kwan <dougkwan@google.com>
6602 PR rtl-optimization/41574
6603 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6604 floating point and we are not doing unsafe math optimizations.
6606 2009-10-03 Simon Baldwin <simonb@google.com>
6607 Cary Coutant <ccoutant@google.com>
6608 Rafael Espindola <espindola@google.com>
6609 Richard Guenther <rguenther@suse.de>
6610 Jan Hubicka <jh@suse.cz>
6611 Doug Kwan <dougkwan@google.com>
6612 H.J. Lu <hongjiu.lu@intel.com>
6613 Bill Maddox <maddox@google.com>
6614 Ryan Mansfield <rmansfield@qnx.com>
6615 Diego Novillo <dnovillo@google.com>
6616 Ollie Wild <aaw@google.com>
6617 Kenneth Zadeck <zadeck@naturalbridge.com>
6619 * lto-cgraph.c: New file.
6620 * lto-compress.c: New file.
6621 * lto-compress.h: New file.
6622 * lto-opts.c: New file.
6623 * lto-section-in.c: New file.
6624 * lto-section-out.c: New file.
6625 * lto-streamer-in.c: New file.
6626 * lto-streamer-out.c: New file.
6627 * lto-streamer.c: New file.
6628 * lto-streamer.h: New file.
6629 * lto-symtab.c: New file.
6630 * lto-wpa-fixup.c: New file.
6631 * lto-wrapper.c: New file.
6633 2009-10-03 Simon Baldwin <baldwin@google.com>
6634 Ben Elliston <bje@au.ibm.com>
6635 Rafael Espindola <espindola@google.com>
6636 Nathan Froyd <froydnj@codesourcery.com>
6637 Jan Hubicka <jh@suse.cz>
6638 Doug Kwan <dougkwan@google.com>
6639 Diego Novillo <dnovillo@google.com>
6640 Kenneth Zadeck <zadeck@naturalbridge.com>
6642 * Makefile.in (enable_lto): New.
6643 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6644 (LINKER_PLUGIN_API_H): Define.
6645 (LTO_SYMTAB_H): Define.
6646 (LTO_STREAMER_H): Define.
6647 (TREE_VECTORIZER_H): Define.
6648 (INCLUDES): Add LIBELFINC.
6649 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6650 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
6651 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
6652 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
6653 (native): Add lto-wrapper$(exeext)
6654 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
6655 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
6656 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
6657 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
6658 (varasm.o): Add dependency on tree-iterator.h.
6659 (cgraph.o): Add dependency on cif-code.def.
6660 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
6661 (ipa-pure-const.o): Likewise.
6662 (GTFILES): Add lto-symtab.c.
6663 (install-lto-wrapper): New.
6664 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
6665 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
6666 * config.in: Regenerate.
6668 2009-10-03 Rafael Espindola <espindola@google.com>
6669 Diego Novillo <dnovillo@google.com>
6671 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
6672 ipa_write_summaries.
6673 Call execute_ipa_summary_passes for all_regular_ipa_passes and
6675 (cgraph_optimize): Make extern.
6677 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
6678 Kenneth Zadeck <zadeck@naturalbridge.com>
6680 * toplev.c (in_lto_p): Declare.
6681 * collect2.c (scan_prog_file): Read all the output when reading
6682 information for LTO.
6683 (enum lto_mode_d): Declare.
6685 2009-10-03 Richard Guenther <rguenther@suse.de>
6686 Diego Novillo <dnovillo@google.com>
6688 * gimple.c: Include target.h and alias.h.
6689 (gimple_types): Declare.
6690 (type_hash_cache): Declare.
6691 (gimple_alloc_stat): Make extern.
6692 (gimple_build_eh_must_not_throw): Call
6693 gimple_eh_must_not_throw_set_fndecl.
6694 (struct type_pair_d): Declare.
6695 (type_pair_t): Declare.
6696 (type_pair_hash): New.
6697 (type_pair_eq): New.
6698 (lookup_type_pair): New.
6699 (gimple_force_type_merge): New.
6700 (compare_type_names_p): New.
6701 (compare_field_offset): New.
6702 (gimple_types_compatible_p): New.
6703 (struct sccs): Declare.
6704 (next_dfs_num): Declare.
6705 (iterative_hash_gimple_type): New.
6707 (iterative_hash_type_name): New.
6708 (iterative_hash_gimple_type): New.
6709 (gimple_type_hash): New.
6710 (gimple_type_eq): New.
6711 (gimple_register_type): New.
6712 (print_gimple_types_stats): New.
6713 (gimple_signed_or_unsigned_type): New.
6714 (gimple_unsigned_type): New.
6715 (gimple_signed_type): New.
6716 (gimple_get_alias_set): New.
6717 (gimple_decl_printable_name): Do not use DMGL_TYPES.
6718 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
6719 (gimple_force_type_merge): Declare.
6720 (gimple_types_compatible_p): Declare.
6721 (gimple_register_type): Declare.
6722 (print_gimple_types_stats): Declare.
6723 (gimple_unsigned_type): Declare.
6724 (gimple_signed_type): Declare.
6725 (gimple_get_alias_set): Declare.
6726 (gimple_eh_must_not_throw_set_fndecl): New.
6728 2009-10-03 Jan Hubicka <jh@suse.cz>
6729 Kenneth Zadeck <zadeck@naturalbridge.com>
6731 * ipa-pure-const.c: Include lto-streamer.h.
6732 (register_hooks): Factor out of ...
6733 (generate_summary): ... here.
6734 (pure_const_write_summary): New.
6735 (pure_const_read_summary): New.
6736 (pass_ipa_pure_const): Add pure_const_write_summary and
6737 pure_const_read_summary.
6738 * ipa-reference.c: Include lto-streamer.h.
6739 (add_new_function): New.
6740 (remove_node_data): New.
6741 (duplicate_node_data): New.
6742 (ipa_init): Guard against multiple calls.
6743 Move hook setup from analyze_function.
6744 (write_node_summary_p): New.
6745 (ipa_reference_write_summary): New.
6746 (ipa_reference_read_summary): New.
6747 (pass_ipa_reference): Add ipa_reference_write_summary and
6748 ipa_reference_read_summary.
6749 * cgraph.h (cgraph_local_info): Add field lto_file_data.
6750 (struct cgraph_edge): Add fields lto_stmt_uid and
6751 call_stmt_cannot_inline_p.
6752 (cgraph_optimize): Declare.
6753 (cgraph_decide_is_function_needed): Declare.
6754 (reset_inline_failed): Declare.
6755 (enum LTO_cgraph_tags): Declare.
6756 (LTO_cgraph_tag_names): Declare.
6757 (LCC_NOT_FOUND): Define.
6759 2009-10-03 Doug Kwan <dougkwan@google.com>
6760 Rafael Espindola <espindola@google.com>
6761 Jan Hubicka <jh@suse.cz>
6762 Diego Novillo <dnovillo@google.com>
6763 Kenneth Zadeck <zadeck@naturalbridge.com>
6765 * passes.c (all_regular_ipa_passes): New.
6766 (all_ipa_passes): Rename to all_small_ipa_passes.
6767 (init_optimization_passes): Init all_regular_ipa_passes.
6768 * tree-pass.h (all_regular_ipa_passes): New.
6769 (all_ipa_passes): Rename to all_small_ipa_passes.
6770 * passes.c (all_lto_gen_passes): New.
6771 (init_optimization_passes): Initialize all_lto_gen_passes.
6772 (execute_ipa_summary_passes): Make non-static.
6773 (ipa_write_summaries_1): New.
6774 (ipa_write_summaries_2): New.
6775 (ipa_write_summaries): New.
6776 (ipa_write_summaries_of_cgraph_node_set): New.
6777 (ipa_read_summaries_1): New.
6778 (ipa_read_summaries): New.
6779 (execute_ipa_pass_list): Call cgraph_process_new_functions.
6780 (execute_regular_ipa_pass_list): Remove.
6781 (init_optimization_passes): Schedule
6782 pass_rebuild_cgraph_edges and pass_early_inline outside
6783 of pass_all_early_optimizations. Document reason.
6784 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
6785 pass_ipa_lto_finish_out): New pass.
6786 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
6787 (execute_all_ipa_transforms): New.
6788 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
6789 (dump_properties, debug_properties): New.
6790 * tree-optimize.c (gate_all_early_local_passes): Return
6791 false if we are in lto1.
6792 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
6793 * tree-pass.h (execute_all_ipa_transforms): Declare.
6794 (pass_ipa_function_and_variable_visibility): Declare.
6795 (pass_ipa_early_inline): Declare.
6796 (pass_ipa_lto_gimple_out): Declare.
6797 (pass_ipa_lto_wpa_fixup): Declare.
6798 (pass_ipa_lto_finish_out): Declare.
6799 (all_small_ipa_passes, all_regular_ipa_passes,
6800 all_lto_gen_passes): Declare.
6801 (execute_ipa_summary_passes): Declare.
6802 (execute_all_ipa_transforms): Declare.
6803 (ipa_write_summaries): Declare
6804 (ipa_write_summaries_of_cgraph_node_set): Declare.
6805 (ipa_read_summaries): Declare.
6807 2009-10-03 Doug Kwan <dougkwan@google.com>
6808 Ollie Wild <aaw@google.com>
6810 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
6812 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
6813 (lto_mode): New variable.
6814 (maybe_run_lto_and_relink): Handle the -fwpa option.
6815 (main): Handle the -fwpa option.
6816 (maybe_unlink_list): New function.
6817 * gcc.c (link_lto_options): Replace -flto with -fwpa.
6818 * common.opt (flto): New flag.
6819 * toplev.c (flag_generate_lto): Declare.
6821 2009-10-03 Simon Baldwin <simonb@google.com>
6823 * common.opt (flto-compression-level): New flag.
6825 * opts.c: Include lto-opts.h.
6826 (handle_option): Call lto_register_user_option for each
6827 valid option handled.
6828 (decode_options): Clear registered options before the options
6831 2009-10-03 Cary Coutant <ccoutant@google.com>
6833 * collect2.c (is_elf): New function.
6834 (scan_prog_file): Require LTO object to be in ELF format.
6836 2009-10-03 Rafael Espindola <espindola@google.com>
6838 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
6839 libgcc to the linker.
6841 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
6843 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
6844 (collect_execute): Add flags argument. Pass flags to pex_run. Update
6846 * collect2.h (collect_execute): Add flags argument.
6847 * tlink.c (tlink_execute): Update call to collect_execute.
6848 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
6849 (use_linker_plugin): New.
6850 (use_linker_plugin_spec_function): New.
6851 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
6852 (linker_plugin_file_spec): New.
6853 (lto_wrapper_spec): New.
6854 (lto_gcc_spec): New.
6855 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
6856 (static_spec_functions): Add use-linker-plugin.
6857 (process_command): Handle -use-linker-plugin.
6858 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
6859 linker_plugin_file_spec and lto_gcc_spec.
6860 (use_linker_plugin_spec_function): New.
6862 2009-10-03 Richard Guenther <rguenther@suse.de>
6866 * tree.h (is_lang_specific): Include LANG_TYPE.
6867 * tree.c (find_decls_types_r): Manually add interesting parts
6868 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
6870 * gimple.c (type_pair_hash): Make symmetric.
6871 (type_pair_eq): Likewise.
6872 (lookup_type_pair): Increase initial hashtable size.
6873 (gimple_force_type_merge): Rely on type-pair symmetry.
6874 (visit): Remove excessive checking code.
6875 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
6876 (gimple_register_type): Remove getenv calls, shrink initial
6880 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
6881 inline functions if not generating lto output.
6884 * toplev.c (finalize): In WPA mode remove the asm file.
6886 2009-10-03 Doug Kwan <dougkwan@google.com>
6888 * ipa-inline.c (cgraph_mark_inline): Check
6889 edge->call_stmt_cannot_inline_p instead of calling
6890 gimple_call_cannot_inline_p.
6891 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
6892 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
6893 (inline_generate_summary): Do nothing in LTRANS.
6894 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
6895 exists before calling gimple_call_cannot_inline_p.
6896 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
6897 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
6898 Update new_edge->lto_stmt_uid.
6899 * cgraphbuild.c (reset_inline_failed): New.
6901 * common.opt (fwpa): New flag.
6902 (fltrans): New option.
6903 * gcc.c (gcc_lto_option_t): New type.
6904 (current_lto_option): New variable.
6905 (lto_single_spec_function): Remove and is replaced by ..
6906 (lto_option_spec_function): New function.
6907 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
6908 passing the -flto flag.
6909 (cc1_options): Separate non-LTO related parts into ..
6910 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
6911 (lto1_options): New spec for lto FE.
6912 (link_lto_options): New spec for handling LTO flags in linker.
6913 (invoke_lto_single): Re-format to fit in 80 column. Replace
6914 lto-single with lto-option.
6915 (static_specs): Add cc1_non_lto_options, lto1_options and
6917 (static_spec_function): Replace lto-single with lto-option.
6918 (process_command): Handle -flto, -fwpa and -fltran by setting
6919 current_lto_option and not passing it to subprocess unconditionally.
6921 2009-10-03 Bill Maddox <maddox@google.com>
6923 Add `gcc' driver support for link-time code generation (LTO).
6925 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
6926 (lto_flag, lto_objects, lto_o_file): New variables.
6927 (struct lto_object, struct lto_object_list): New structures.
6928 (collect_exit, handler): Remove LTO temporary output file on exit.
6929 (add_lto_object): New function.
6930 (maybe_run_lto_and_relink): New function. Perform link time code
6931 generation and relinking for object files containing LTO information.
6932 (main): Invoke maybe_run_lto_and_relink().
6933 (dump_argv): New function. For debugging, currently disabled.
6934 (scan_prog_file): Add LTO information pass.
6935 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
6937 * toplev.c (compile_file): Emit assembler directive to create
6938 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
6940 2009-10-03 Diego Novillo <dnovillo@google.com>
6942 * c.opt: Add LTO to warn_abi and warn_psabi.
6944 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
6945 inline function. Ignore language-specific nodes. Update all users.
6946 (find_decls_types_r): Do not traverse the subtrees of
6947 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
6948 * tree.h (is_lang_specific): New.
6949 * langhooks.h (struct lang_hooks_for_decls): Remove
6950 may_need_assembler_name_p. Update all users.
6952 * c-common.c (set_builtin_user_assembler_name): Move ...
6953 * builtins.c (set_builtin_user_assembler_name): ... here.
6954 (is_builtin_name): Add comment
6955 (is_builtin_fn): New.
6956 * except.c (output_ttype): Only call
6957 lookup_type_for_runtime if TYPE is not a runtime type.
6959 * passes.c (register_pass): Call position_pass on
6960 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
6961 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
6962 (TV_IPA_LTO_DECL_IO): Define.
6963 (TV_IPA_LTO_CGRAPH_IO): Define.
6965 (TV_WHOPR_WPA): Define.
6966 (TV_WHOPR_WPA_IO): Define.
6967 (TV_WHOPR_LTRANS): Define.
6968 (TV_WHOPR_WPA_FIXUP): Define.
6969 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
6970 * tree-cfg.c (tree_node_can_be_shared): Make extern.
6971 * tree-flow.h (tree_node_can_be_shared): Declare.
6972 * tree-inline.c (tree_can_inline_p): Check that E has a
6973 statement associated with it.
6974 * tree.c (free_lang_data_in_binf): Factor out of ...
6975 (free_lang_data_in_type): ... here.
6976 Call RECORD_OR_UNION_TYPE_P.
6977 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
6978 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
6979 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
6980 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
6981 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
6982 (gate_free_lang_data): Return true if flag_generate_lto is set.
6983 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
6984 * c-common.h (set_builtin_user_assembler_name): Move ...
6985 * tree.h (set_builtin_user_assembler_name): ... here.
6987 * common.opt (flto-report): New flag.
6988 * opts.c (complain_wrong_lang): Do not complain if running lto1.
6989 * collect2.c (scan_prog_file): Send the error output of
6990 'nm' to HOST_BIT_BUCKET.
6992 2009-10-03 Ollie Wild <aaw@google.com>
6994 * langhooks-def.h (lhd_begin_section): New function declaration.
6995 (lhd_write_section): New function declaration.
6996 (lhd_end_section): New function declaration.
6997 (LANG_HOOKS_BEGIN_SECTION): New macro.
6998 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
6999 (LANG_HOOKS_END_SECTION): New macro.
7000 (LANG_HOOKS_LTO): New macro.
7001 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
7002 * langhooks.c (output.h): Add include.
7003 (saved_section): New static variable.
7004 (lhd_begin_section): New function.
7005 (lhd_write_section_data): New function.
7006 (lhd_end_section): New function.
7007 * langhooks.h (struct lang_hooks_for_lto): New structure.
7008 (struct lang_hooks): Add member lto.
7009 * Makefile.in (langhooks.o): Add dependency on output.h.
7011 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
7013 2009-10-03 Richard Guenther <rguenther@suse.de>
7015 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
7018 2009-10-03 Simon Baldwin <simonb@google.com>
7019 Richard Guenther <rguenther@suse.de>
7020 Janis Johnson <janis187@us.ibm.com>
7021 Doug Kwan <dougkwan@google.com>
7022 Diego Novillo <dnovillo@google.com>
7023 Ramana Radhakrishnan <ramana.r@gmail.com>
7024 Ollie Wild <aaw@google.com>
7026 * doc/install.texi: Add documentation for libelf and --enable-lto.
7027 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
7028 -flto-report, -flto-compression-level and -use-linker-plugin.
7029 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
7030 Add section for LTO Testing.
7032 2009-10-02 Cary Coutant <ccoutant@google.com>
7034 Add support for comdat type sections for DWARF v4.
7035 Merge from dwarf4 branch.
7037 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
7038 (dw_die_ref): Define vector type.
7039 (enum dw_val_class): Add dw_val_class_data8.
7040 (struct dw_val_struct): Add v.val_data8.
7041 (comdat_type_node_ref): New type.
7042 (struct die_struct): Move die_symbol into a union; add new field
7043 die_type_node. Change all uses.
7044 (comdat_type_node): New type.
7045 (skeleton_chain_node): New type.
7046 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
7047 (comdat_type_list): New variable.
7048 (dwarf_tag_name): Add DW_TAG_type_unit.
7049 (dwarf_attr_name): Add DW_AT_signature.
7050 (add_AT_data8): New function.
7051 (replace_child): New function.
7052 (move_all_children): New function.
7053 (print_signature): New function.
7054 (print_die): Print signature information; add dw_val_class_data8.
7055 (attr_checksum): Support dw_val_class_data8.
7056 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
7057 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
7058 (checksum_sleb128, checksum_uleb128): New functions.
7059 (checksum_die_context): New function.
7060 (loc_checksum_ordered): New function.
7061 (attr_checksum_ordered): New function.
7062 (struct checksum_attributes): New structure.
7063 (collect_checksum_attributes): New function.
7064 (die_checksum_ordered): New function.
7065 (generate_type_signature): New function.
7066 (same_dw_val_p): Add dw_val_class_data8.
7067 (is_symbol_die): Use new is_declaration_die function.
7068 (is_declaration_die): New function.
7069 (should_move_die_to_comdat): New function.
7070 (clone_die): New function.
7071 (clone_tree): New function.
7072 (clone_as_declaration): New function.
7073 (copy_declaration_context): New function.
7074 (generate_skeleton_ancestor_tree): New function.
7075 (generate_skeleton_bottom_up): New function.
7076 (generate_skeleton): New function.
7077 (remove_child_or_replace_with_skeleton): New function.
7078 (break_out_comdat_types): New function.
7079 (struct decl_table_entry): New type.
7080 (htab_decl_hash): New function.
7081 (htab_decl_eq): New function.
7082 (htab_decl_del): New function.
7083 (copy_ancestor_tree): New function.
7084 (copy_decls_walk): New function.
7085 (copy_decls_for_unworthy_types): New function.
7086 (build_abbrev_table): Don't assert on missing die_symbol when doing
7087 comdat type sections.
7088 (size_of_die): Use DW_FORM_sig8 for external references. Add
7090 (unmark_dies): Don't assert for unmarked dies when doing comdat
7092 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
7093 (output_signature): New function.
7094 (output_die): Likewise.
7095 (output_compilation_unit_header): Mark output as DWARF version 3
7096 even if generating DWARF 4.
7097 (output_comdat_type_unit): New function.
7098 (output_line_info): Mark output as DWARF version 3 even if generating
7100 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
7102 (dwarf2out_end_source_file): Likewise.
7103 (prune_unused_types_walk_attribs): Don't follow references into
7104 comdat type sections.
7105 (prune_unused_types_mark): When generating type units, do not mark
7106 children of non-defining declarations of types; do mark children of
7108 (prune_unused_types): Process comdat type sections.
7109 (htab_ct_hash): New function.
7110 (htab_ct_eq): New function.
7111 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
7112 Add a pointer to the line table from type unit entries so
7113 DW_AT_decl_file has meaning.
7114 * varasm.c (default_elf_asm_named_section): Use identifier name as
7115 comdat key instead of lang hook.
7117 2009-10-02 Neil Vachharajani <nvachhar@google.com>
7119 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
7121 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
7123 * config/i386/i386.md (SWIM248): New mode iterator.
7124 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
7125 divmodhi4 patterns using SWIM248 macro.
7126 (*divmod<mode>4): Macroize insn_and_split pattern from
7127 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
7128 and their corresponding splitters usign SWIM248 macro. Split SImode
7129 insn to generate cltd and DImode insn to generate cqto instead of
7130 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
7131 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
7132 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
7133 *divmodsi_noext patterns using SWIM248 macro.
7134 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
7135 udivmodhi4 patterns using SWIM248 macro.
7136 (*udivmod<mode>4): Macroize insn_and_split pattern from
7137 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
7138 corresponding splitters using SWIM248 macro.
7139 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
7140 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
7142 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
7144 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
7145 of zero-sized element is zero-sized regardless of its extent.
7147 2009-10-02 Jakub Jelinek <jakub@redhat.com>
7150 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
7151 * configure: Regenerated.
7152 * config.in: Regenerated.
7153 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
7154 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
7155 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
7156 not emitting .eh_frame, emit .cfi_sections .debug_frame
7161 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
7162 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
7164 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
7165 vars use DECL_RTL with resetting it back to NULL afterwards.
7166 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
7167 rtx_equal_p instead of asserting it is a SYMBOL_REF.
7168 (value_format): For dw_val_class_addr only use DW_FORM_addr if
7169 the attribute type allows it, otherwise use DW_FORM_dataN.
7170 (mem_loc_descriptor): Handle CONST_STRING.
7171 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
7172 Handle MEM with CONST_STRING address using add_AT_string.
7173 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
7174 CONST_STRING for const arrays initialized with a string literal.
7175 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
7176 (dwarf2out_finish): Call resolve_addr.
7178 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
7179 Maxim Kuvyrkov <maxim@codesourcery.com>
7181 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
7183 2009-10-02 Nick Clifton <nickc@redhat.com>
7185 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
7186 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
7188 2009-10-01 Jan Hubicka <jh@suse.cz>
7190 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
7191 (cgraph_create_virtual_clone): Just pass redirect_callers
7193 * cgraph.h (cgraph_clone_node): Update prototype.
7194 * ipa-pure-const.c (self_recursive_p): New function.
7195 (propagate): Use it.
7196 * ipa-inline.c (cgraph_clone_inlined_nodes,
7197 cgraph_decide_recursive_inlining): Update.
7199 2009-10-01 David Daney <ddaney@caviumnetworks.com>
7201 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
7202 instructions for TARGET_OCTEON.
7204 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7206 * config/arm/arm.c (arm_override_options): Turn off
7207 flag_dwarf2_cfi_asm for AAPCS variants.
7209 2009-10-01 Martin Jambor <mjambor@suse.cz>
7212 * tree-sra.c (convert_callers): Do not call
7213 compute_inline_parameters on one caller more than once.
7215 2009-10-01 Nick Clifton <nickc@redhat.com>
7217 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
7218 an empty string if not already defined.
7220 2009-10-01 Martin Jambor <mjambor@suse.cz>
7223 * tree-sra.c (is_va_list_type): New function.
7224 (find_var_candidates): Call is_va_list_type.
7225 (find_param_candidates): Check that the type or the type pointed
7226 to are not va_list types.
7228 2009-10-01 Martin Jambor <mjambor@suse.cz>
7231 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
7232 DECL_ARTIFICIAL (param_decl) is true.
7234 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
7236 * tree.h (tree_decl_common::lang_flag_8): New.
7237 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
7239 * c-common.h (RID_CONSTEXPR): New.
7241 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
7243 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
7244 Use ref-all pointers.
7245 (alpha_gimplify_va_arg): Ditto.
7247 2009-09-30 Jakub Jelinek <jakub@redhat.com>
7250 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
7251 before insn counting loop now that BB_END (bb) is counted. Ensure
7252 the return value isn't zero.
7254 2009-09-30 Nick Clifton <nickc@redhat.com>
7256 * config.gcc (sh-symbianelf): Replace definition of extra_objs
7257 with separate definitions of c_target_objs and cxx_target_objs.
7258 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
7260 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
7261 sh_symbian_import_export_class.
7262 * config/sh/sh-protos.h: Fix names of exported symbian functions.
7263 * config/sh/symbian.c: Delete, moving code into...
7264 * config/sh/symbian-base.c: ... here
7265 * config/sh/symbian-c.c: ... and here
7266 * config/sh/symbian-cxx.c: ... and here.
7268 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
7271 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
7272 of plus RTX into register.
7274 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7276 * doc/install.texi: Linguistic and markup fixes.
7277 (Configuration) <--disable-cpp>: Remove description.
7278 <--enable-maintainer-mode>: Autotools files are affected, too.
7279 <--with-sysroot>: Improve description.
7280 (Building): Bump required GNU make version.
7282 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7284 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
7285 (x86_64-*-*): Ditto.
7287 * config/i386/fma4intrin.h: New file, provide common x86 compiler
7288 intrinisics for FMA4.
7289 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
7290 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
7291 Add FMA4 check and fma4intrin.h.
7292 * config/i386/i386-c.c(ix86_target_macros_internal): Check
7294 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
7295 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
7296 constant for FMA4 support.
7297 (UNSPEC_FMA4_FMADDSUB): Ditto.
7298 (UNSPEC_FMA4_FMSUBADD): Ditto.
7299 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
7300 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
7301 (ix86_expand_fma4_multiple_memory): Ditto.
7302 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
7303 (OPTION_MASK_ISA_FMA4_UNSET): New.
7304 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
7305 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
7306 (ix86_handle_option): Handle -mfma4.
7307 (isa_opts): Handle -mfma4.
7308 (enum pta_flags): Add PTA_FMA4.
7309 (override_options): Add FMA4 support.
7310 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
7311 (IX86_BUILTIN_VFMADDSD): Ditto.
7312 (IX86_BUILTIN_VFMADDPS): Ditto.
7313 (IX86_BUILTIN_VFMADDPD): Ditto.
7314 (IX86_BUILTIN_VFMSUBSS): Ditto.
7315 (IX86_BUILTIN_VFMSUBSD): Ditto.
7316 (IX86_BUILTIN_VFMSUBPS): Ditto.
7317 (IX86_BUILTIN_VFMSUBPD): Ditto.
7318 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
7319 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
7320 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
7321 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
7322 (IX86_BUILTIN_VFNMADDSS): Ditto.
7323 (IX86_BUILTIN_VFNMADDSD): Ditto.
7324 (IX86_BUILTIN_VFNMADDPS): Ditto.
7325 (IX86_BUILTIN_VFNMADDPD): Ditto.
7326 (IX86_BUILTIN_VFNMSUBSS): Ditto.
7327 (IX86_BUILTIN_VFNMSUBSD): Ditto.
7328 (IX86_BUILTIN_VFNMSUBPS): Ditto.
7329 (IX86_BUILTIN_VFNMSUBPD): Ditto.
7330 (IX86_BUILTIN_VFMADDPS256): Ditto.
7331 (IX86_BUILTIN_VFMADDPD256): Ditto.
7332 (IX86_BUILTIN_VFMSUBPS256): Ditto.
7333 (IX86_BUILTIN_VFMSUBPD256): Ditto.
7334 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
7335 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
7336 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
7337 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
7338 (IX86_BUILTIN_VFNMADDPS256): Ditto.
7339 (IX86_BUILTIN_VFNMADDPD256): Ditto.
7340 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
7341 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
7342 (enum multi_arg_type): New enum for describing the various FMA4
7343 intrinsic argument types.
7344 (bdesc_multi_arg): New table for FMA4 intrinsics.
7345 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
7346 (ix86_expand_multi_arg_builtin): New function for creating FMA4
7348 (ix86_expand_builtin): Add FMA4 intrinsic support.
7349 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
7350 operand instructions.
7351 (ix86_expand_fma4_multiple_memory): New function to split the
7352 second memory reference from FMA4 instructions.
7353 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
7354 (ssemodesuffixf2s): Ditto.
7355 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
7357 (fma4_fmsub<mode>4): Ditto.
7358 (fma4_fnmadd<mode>4): Ditto.
7359 (fma4_fnmsub<mode>4): Ditto.
7360 (fma4_vmfmadd<mode>4): Ditto.
7361 (fma4_vmfmsub<mode>4): Ditto.
7362 (fma4_vmfnmadd<mode>4): Ditto.
7363 (fma4_vmfnmsub<mode>4): Ditto.
7364 (fma4_fmadd<mode>4256): Ditto.
7365 (fma4_fmsub<mode>4256): Ditto.
7366 (fma4_fnmadd<mode>4256): Ditto.
7367 (fma4_fnmsub<mode>4256): Ditto.
7368 (fma4_fmaddsubv8sf4): Ditto.
7369 (fma4_fmaddsubv4sf4): Ditto.
7370 (fma4_fmaddsubv4df4): Ditto.
7371 (fma4_fmaddsubv2df4): Ditto.
7372 (fma4_fmsubaddv8sf4): Ditto.
7373 (fma4_fmsubaddv4sf4): Ditto.
7374 (fma4_fmsubaddv4df4): Ditto.
7375 (fma4_fmsubaddv2df4): Ditto.
7376 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
7377 instructions for intrinsics.
7378 (fma4i_fmsub<mode>4): Ditto.
7379 (fma4i_fnmadd<mode>4): Ditto.
7380 (fma4i_fnmsub<mode>4): Ditto.
7381 (fma4i_vmfmadd<mode>4): Ditto.
7382 (fma4i_vmfmsub<mode>4): Ditto.
7383 (fma4i_vmfnmadd<mode>4): Ditto.
7384 (fma4i_vmfnmsub<mode>4): Ditto.
7385 (fma4i_fmadd<mode>4256): Ditto.
7386 (fma4i_fmsub<mode>4256): Ditto.
7387 (fma4i_fnmadd<mode>4256): Ditto.
7388 (fma4i_fnmsub<mode>4256): Ditto.
7389 (fma4i_fmaddsubv8sf4): Ditto.
7390 (fma4i_fmaddsubv4sf4): Ditto.
7391 (fma4i_fmaddsubv4df4): Ditto.
7392 (fma4i_fmaddsubv2df4): Ditto.
7393 (fma4i_fmsubaddv8sf4): Ditto.
7394 (fma4i_fmsubaddv4sf4): Ditto.
7395 (fma4i_fmsubaddv4df4): Ditto.
7396 (fma4i_fmsubaddv2df4): Ditto.
7398 * doc/invoke.texi (-mfma4): Add documentation.
7399 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7401 2009-09-29 Richard Henderson <rth@redhat.com>
7403 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7404 an edge to the new destination block.
7406 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7409 * pa.c (hppa_profile_hook): Use
7410 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7412 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7413 Alexander Monakov <amonakov@ispras.ru>
7416 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7417 (not_postinc_memory_operand): New.
7418 (not_postinc_move_operand): New.
7419 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7420 (*cmovsi_internal): Ditto.
7422 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7424 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7425 restrict issue_rate in first pass when scheduling for register
7428 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7429 Rafael Avila de Espindola <espindola@google.com>
7431 * gengtype.c (plugin_output): New.
7432 (get_output_file_with_visibility): Return plugin_output for plugins.
7433 (main): Parse and use the -P option.
7434 * gty.texi: Update the command line format.
7436 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7439 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7441 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7442 out if !const_ok_for_output.
7445 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7446 case VAR_LOCATION>: Remove gcc_unreachable ().
7448 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7450 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7451 (x86_64-*-*): Ditto.
7452 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7453 back to smmintrin.h.
7454 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7455 * config/i386/x86intrin.h: Remove SSE5.
7456 * config/i386/mmintrin-common.h: Delete file.
7457 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7459 2009-09-29 Richard Guenther <rguenther@suse.de>
7461 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7462 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7464 2009-09-29 Nick Clifton <nickc@redhat.com>
7466 * function.c (current_function_name): If there is no current
7467 function just return "<none>".
7469 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7471 * tree-pass.h (register_pass_info): New structure.
7472 (pass_positioning_ops): Move enum from gcc-plugin.h.
7473 (register_pass): New function.
7474 * gcc-plugin.h (plugin_pass): Delete structure.
7475 (pass_positioning_ops): Delete enum.
7476 * plugin.c (regsiter_pass): Delete function.
7477 (position_pass): Delete function.
7478 (added_pass_nodes): Delete variable.
7479 (prev_added_pass_nodes): Delete variable.
7480 (pass_list_node): Delete structure.
7481 * passes.c (make_pass_instance): New function.
7482 (next_pass_1): Change to call make_pass_instance.
7483 (pass_list_node): Move structure from gcc-plugin.h.
7484 (added_pass_nodes): Move variable from plugin.c.
7485 (prev_added_pass_nodes): Move variable from plugin.c.
7486 (position_pass): New function.
7487 (register_pass): New function.
7489 2009-09-28 Easwaran Raman <eraman@google.com>
7491 * ifcvt.c (noce_try_abs): Recognize pattern and call
7492 expand_one_cmpl_abs_nojump.
7493 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7494 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7496 2009-09-28 Ian Lance Taylor <iant@google.com>
7499 * c-opts.c (c_common_handle_option): Don't set
7500 warn_jump_misses_init for -Wall.
7501 * doc/invoke.texi (Warning Options): Update documentation.
7503 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7505 * Makefile.in ($(out_object_file)): Depend on
7506 gt-$(basename $(notdir $(out_file))).h.
7508 2009-09-28 Richard Henderson <rth@redhat.com>
7510 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7511 * except.c (gen_eh_region): Set it.
7512 (duplicate_eh_regions_1): Copy it.
7513 * tree-eh.c (lower_resx): Use it to determine which function
7516 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7517 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7518 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7519 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7520 BUILT_IN_CXA_END_CLEANUP if necessary.
7522 * c-common.c (c_define_builtins): Update call to
7523 build_common_builtin_nodes.
7525 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7527 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7529 2009-09-28 Michael Matz <matz@suse.de>
7531 * builtins.c (interclass_mathfn_icode): New helper.
7532 (expand_builtin_interclass_mathfn): Use it here, and split folding
7534 (fold_builtin_interclass_mathfn): ... this new folder.
7535 (build_call_nofold_loc): New static helper.
7536 (build_call_nofold): New wrapper macro for above.
7537 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7538 (expand_builtin_pow): Ditto.
7539 (expand_builtin_memset_args): Ditto.
7540 (expand_builtin_printf): Ditto.
7541 (expand_builtin_fprintf): Ditto.
7542 (expand_builtin_sprintf): Ditto.
7543 (expand_builtin_memory_chk): Ditto.
7544 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7545 (expand_builtin_stpcpy): Ditto.
7546 (expand_builtin_strcmp): Ditto.
7547 (expand_builtin_strncmp): Ditto.
7548 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7549 (expand_builtin_strcpy_args): Don't call folders.
7550 (expand_builtin_memcmp): Ditto.
7551 (expand_builtin_strncpy): Ditto, and use target.
7552 (expand_builtin_memcpy): Ditto.
7553 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7554 expand_builtin_strpbrk, expand_builtin_memmove,
7555 expand_builtin_memmove_args, expand_builtin_bcopy,
7556 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7557 expand_builtin_strspn, expand_builtin_strcspn,
7558 expand_builtin_fputs): Remove these.
7559 (expand_builtin): Don't call the above, change calls to other
7560 expanders that changed prototype.
7561 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7562 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7563 fold_builtin_interclass_mathfn.
7564 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7565 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7567 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7568 * passes.c (init_optimization_passes): Move pass_fold_builtins
7569 after last phiopt pass.
7570 * tree-inline.c (fold_marked_statements): When folding builtins
7571 iterate over all instruction potentially generated.
7572 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7574 (fold_gimple_call): Use it to always fold calls (into potentially
7575 multiple instructions).
7576 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7577 calls into zero at this time.
7578 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7579 statements generated by builtin folding.
7581 2009-09-28 Nick Clifton <nickc@redhat.com>
7583 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7585 2009-09-28 Duncan Sands <baldrick@free.fr>
7587 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7588 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7589 (register_callback): Dispatch it.
7590 (invoke_plugin_callbacks): Incorporate in sanity check.
7591 * ggc.h (ggc_register_cache_tab): Add declaration.
7592 * ggc-common.c (ggc_register_root_tab): Simplify.
7593 (const_ggc_cache_tab_t): New typedef.
7594 (extra_cache_vec): New vector of dynamically added cache tables.
7595 (ggc_register_cache_tab): New function.
7596 (ggc_scan_cache_tab): New function.
7597 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7598 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7600 2009-09-27 Richard Henderson <rth@redhat.com>
7602 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7603 which we remove __builtin_stack_restore.
7605 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7607 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7608 to test for GRD_INVARIANT.
7609 (simple_rhs_p): Anything that's function_invariant_p is fine.
7611 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7613 * gengtype.c (main): Use plunge_files instead of plugin_output.
7615 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7616 Rafael Avila de Espindola <espindola@google.com>
7618 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7619 Don't print pch related info if it is false.
7620 (main): Don't print pch info in plugin mode.
7622 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7624 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7625 with dw_val_class_const_double.
7626 (struct dw_val_struct): Replace val_long_long with val_double and
7627 adjust for above change.
7628 (output_loc_operands): Likewise.
7629 (add_AT_long_long): Rename into...
7630 (add_AT_double): ...this.
7631 (print_die): Replace dw_val_class_long_long with
7632 dw_val_class_const_double and adjust.
7633 (attr_checksum): Likewise.
7634 (same_dw_val_p): Likewise.
7635 (size_of_die): Likewise.
7636 (value_format): Likewise.
7637 (output_die): Likewise.
7638 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7639 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7640 instead of add_AT_long_long.
7641 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7642 value with the precision of its type.
7644 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7647 * c-typeck.c (build_conditional_expr): Use the readonly and
7648 volatile flags of the operand types, not of the operands itself.
7650 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
7652 * collect2.c (main): Look for -brtl before adding libraries.
7654 2009-09-27 Jonathan Gray <jsg@openbsd.org>
7656 * config.gcc: Update OpenBSD targets.
7657 * config/openbsd-stdint.h: New file.
7658 * config/openbsd-libpthread.h: New file.
7659 * config/openbsd.h: Update and break out LIB_SPEC definition.
7660 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
7661 * config/i386/openbsdelf.h: Correct types.
7662 * config/m68k/openbsd.h: Likewise.
7663 * config/mips/openbsd.h: Likewise.
7664 * config/vax/openbsd.h: Likewise.
7666 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7668 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
7669 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
7670 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
7671 of the length and zero.
7673 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7675 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
7676 (FLAGS_H): Add options.h $(REAL_H).
7677 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
7678 (TREE_VECTORIZER_H): New.
7679 (EBITMAP_H): Renamed from EBIMAP_H.
7680 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
7681 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
7682 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
7683 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
7684 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
7685 (graphite-clast-to-gimple.o, graphite-dependences.o)
7686 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
7687 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
7688 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
7689 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
7690 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
7691 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
7692 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
7693 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
7694 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
7695 updated and fixed as per above changes and per
7696 check_makefile_deps.sh output.
7699 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
7700 * configure: Regenerate.
7702 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7704 * doc/install.texi: Update minimum MPC version to 0.7.
7706 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
7708 * doc/install.texi (Binaries): Remove reference to the binary
7709 distribution CD-ROM from the FSF.
7711 2009-09-26 Michael Matz <matz@suse.de>
7715 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
7716 that are mentioned in the body.
7718 2009-09-26 Michael Matz <matz@suse.de>
7720 PR tree-optimization/41454
7721 * tree-ssa-dom (stmts_to_rescan): Remove variable.
7722 (tree_ssa_dominator_optimize): Don't allocate and free it.
7723 (dom_opt_leave_block): Don't iterate over it.
7724 (eliminate_redundant_computations): Don't return a value.
7725 (cprop_operand, cprop_into_stmt): Ditto.
7726 (optimize_stmt): Don't defer updating stmts.
7728 2009-09-25 Dodji Seketeli <dodji@redhat.com>
7730 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
7731 generic_parameter_die, template_parameter_pack_die,
7732 gen_formal_parameter_die, gen_subprogram_die): Adjust after
7733 renaming DW_TAG_formal_parameter_pack and
7734 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
7735 and DW_TAG_GNU_template_parameter_pack.
7737 2009-09-25 Anatoly Sokolov <aesok@post.ru>
7739 * config/v850/v850.h (FUNCTION_VALUE): Remove.
7740 * config/v850/v850.c (v850_function_value): New function.
7741 (TARGET_FUNCTION_VALUE): Define.
7743 2009-09-25 Jakub Jelinek <jakub@redhat.com>
7745 * tree-vect-stmts.c (vectorizable_call): Call
7746 mark_symbols_for_renaming after vect_finish_stmt_generation.
7748 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
7749 to loc_descriptor_from_tree.
7750 (add_location_or_const_value_attribute): Pass 0 instead of 2
7751 for decl_by_reference_p decls.
7753 2009-09-25 Richard Guenther <rguenther@suse.de>
7756 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
7759 2009-09-25 Ben Elliston <bje@au.ibm.com>
7761 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
7764 2009-09-25 Alan Modra <amodra@bigpond.net.au>
7766 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
7767 form of instruction.
7769 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7772 * fold-const.c (const_binop): Handle complex int division.
7773 * tree-complex.c (expand_complex_div_straight,
7774 expand_complex_div_wide): Update comments.
7776 2009-09-24 DJ Delorie <dj@redhat.com>
7779 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
7780 (reg_class): Likewise.
7781 (REG_CLASS_NAMES): Likewise.
7782 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
7783 (m32c_override_options): Disable -fivopts for M32C.
7785 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
7787 * config/rs6000/predicates.md (indexed_or_indirect_operand):
7788 Delete VSX load/store with update support.
7789 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
7790 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
7794 (VStype_load_update): Ditto.
7795 (VStype_store_update): Ditto.
7796 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7797 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
7799 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
7800 load/store with update builtins.
7802 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
7804 * libgcc2.c (L_trampoline): Prototype for getpagesize
7805 and mprotect in WINNT case.
7807 2009-09-24 Anatoly Sokolov <aesok@post.ru>
7809 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
7810 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
7811 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
7812 'outgoing' argument.
7813 (TARGET_FUNCTION_VALUE): Define.
7815 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7817 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
7819 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
7822 * common.opt: Initialize dwarf_strict to -1.
7823 * toplev.c (process_options): Catch unset dwarf_strict
7824 and set to 0 for all targets not overriding.
7825 * config/darwin.c (darwin_override_options): Catch unset
7826 dwarf_strict and override to 1.
7828 2009-09-24 Jeff Law <law@redhat.com>
7830 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
7832 2009-09-24 Richard Guenther <rguenther@suse.de>
7834 PR tree-optimization/36143
7835 PR tree-optimization/38747
7836 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
7837 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
7839 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7842 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
7843 return false instead of gcc_unreachable (). For CONST return the
7844 value returned by recursive call instead of always returning true.
7845 (tree_add_const_value_attribute): Return the value returned by
7846 add_const_value_attribute instead of always returning true if rtl
7849 2009-09-23 Justin Seyster <jrseys@gmail.com>
7851 * Makefile.in (PLUGIN_HEADERS): Include real.h.
7853 2009-09-24 Jakub Jelinek <jakub@redhat.com>
7855 * cgraphunit.c (cgraph_lower_function): Revert last change.
7856 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
7857 instead of DECL_NO_STATIC_CHAIN.
7858 * tree-cfg.c (verify_gimple_call): Likewise.
7859 * tree-nested.c (get_chain_decl, get_chain_field,
7860 convert_tramp_reference_op, convert_gimple_call): Likewise.
7861 (convert_all_function_calls): Likewise. Always set or clear
7862 DECL_STATIC_CHAIN initially, for !n->outer clear it.
7863 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
7864 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
7866 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
7867 DECL_NO_STATIC_CHAIN.
7868 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
7869 instead of DECL_NO_STATIC_CHAIN.
7870 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
7871 decl_function_context.
7872 * varasm.c (initializer_constant_valid_p): Likewise.
7873 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
7874 (DECL_STATIC_CHAIN): ... this.
7875 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
7876 instead of DECL_NO_STATIC_CHAIN.
7878 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
7879 Rafael Avila de Espindola <espindola@google.com>
7881 * gengtype.c (nb_plugin_files): Make it unsigned to match
7882 num_gt_files. Adjust other variables to avoid warnings.
7883 (main): Allocate an all zero lang_bitmap before each plugin file name
7884 to match regular file names.
7886 2009-09-23 Richard Henderson <rth@redhat.com>
7888 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
7889 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
7890 static chain passed in memory.
7891 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
7892 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
7893 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
7894 STATIC_CHAIN_REGNUM defined.
7896 * config/picochip/picochip-protos.h: s/class/klass/.
7897 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
7898 (picochip_static_chain): New.
7899 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
7900 (STATIC_CHAIN_INCOMING): Remove.
7902 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
7903 (xtensa_static_chain): New.
7904 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
7905 (STATIC_CHAIN_INCOMING): Remove.
7907 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7909 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
7910 * config/pa/pa-protos.h (function_value): Remove.
7911 * config/pa/pa.c (pa_function_value): Rename from function_value.
7912 Make static, add 'outgoing' argument.
7913 (TARGET_FUNCTION_VALUE): Define.
7915 2009-09-23 Anatoly Sokolov <aesok@post.ru>
7917 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
7918 instead of cfun->machine->is_leaf.
7919 * config/avr/avr.h (machine_function): Remove is_leaf field.
7921 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7924 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
7925 DW_OP_piece after DW_OP_stack_value, adjust size calculations
7926 for it, when DW_OP_stack_value and DW_OP_implicit_value has
7927 the same size, prefer DW_OP_stack_value.
7928 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
7929 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
7931 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7934 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
7936 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
7939 * cfgexpand.c (convert_debug_memory_address): New.
7940 (expand_debug_expr): Convert base address and offset to the same
7941 mode. Use it to convert addresses to other modes. Accept
7944 2009-09-23 Dodji Seketeli <dodji@redhat.com>
7947 * function.h (types_used_by_vars_hash): Declare new hash table.
7948 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
7949 equality and hash function for the hash table.
7950 (types_used_by_cur_var_decl): Declare a new global chained list.
7951 (types_used_by_var_decl_insert): Declare new function.
7952 * function.c (types_used_by_vars_hash): Define the hashtable ...
7953 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
7954 its equality and hash functions.
7955 (hash_types_used_by_vars_entry): New hash helper.
7956 (types_used_by_cur_var_decl): Define the global chained list.
7957 (used_types_insert): Update the list of types used by the global
7958 variable being parsed.
7959 (types_used_by_var_decl_insert): Define new function.
7960 * c-common.h (record_types_used_by_current_var_decl): Declare ...
7961 * c-common.c (record_types_used_by_current_var_decl): ... new
7963 * c-decl.c (finish_decl): Record the types used by the global
7964 variable declaration we've just parsed.
7965 * dwarf2out.c (premark_used_types): Insert a new line between
7966 comment and function.
7967 (premark_used_types_helper): Fix comment.
7968 (premark_types_used_by_global_vars_helper,
7969 premark_types_used_by_global_vars): New functions.
7970 (prune_unused_types): Do not prune types used by global variables.
7972 2009-09-23 Richard Guenther <rguenther@suse.de>
7974 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
7975 produced for bigendian targets with promoted subregs.
7977 2009-09-23 Richard Guenther <rguenther@suse.de>
7979 * value-prof.c (gimple_ic): Purge old EH edges only after building
7982 2009-09-23 Nick Clifton <nickc@redhat.com>
7984 * config/arc/arc.c (arc_trampoline_init): Fix typo.
7986 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7989 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
7992 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
7993 on non-nested functions.
7995 2009-09-23 Jakub Jelinek <jakub@redhat.com>
7996 Jan Hubicka <jh@suse.cz>
7998 * dwarf2out.c (loc_list_plus_const): Only define if
7999 DWARF2_DEBUGGING_INFO.
8000 (address_of_int_loc_descriptor): Likewise.
8003 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
8005 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
8008 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
8009 constant is more than zero.
8011 2009-09-23 Alan Modra <amodra@bigpond.net.au>
8014 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
8015 call final to emit non-scheduled prologue, instead insert at entry.
8017 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
8018 Joseph S. Myers <joseph@codesourcery.com>
8020 * doc/install.texi (*-*-freebsd*): Add proper format codes.
8022 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
8023 Rafael Avila de Espindola <espindola@google.com>
8025 * gengtype.c (is_file_equal): New function.
8026 (close_output_files): Use is_file_equal. Free of->buf.
8028 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
8029 Rafael Avila de Espindola <espindola@google.com>
8031 * gengtype.c (write_types, write_local): Add the output_header
8032 argument. Update all callers.
8034 2009-09-22 Dodji Seketeli <dodji@redhat.com>
8036 * dwarf2out.c (template_parameter_pack_die,
8037 gen_formal_parameter_pack_die ): New functions.
8038 (make_ith_pack_parameter_name): Remove this function.
8039 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
8040 DW_TAG_formal_parameter_pack.
8041 (gen_generic_params_dies): Represent each template parameter pack
8042 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
8043 represented by usual DW_TAG_template_*_parameter DIEs that are
8044 children of the DW_TAG_template_parameter_pack element DIE.
8045 (generic_parameter_die): This doesn't deal with parameter pack
8046 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
8047 of parameter pack DIEs.
8048 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
8049 in certain cases, e.g. for pack elements.
8050 (gen_formal_types_die, gen_decl_die): Adjust usage of
8051 gen_formal_parameter_die.
8052 (gen_subprogram_die): Represent each function parameter pack by a
8053 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
8054 represented by usual DW_TAG_formal_parameter DIEs that are children
8055 of the DW_TAG_formal_parameter_pack DIE. Remove references to
8056 ____builtin_va_alist decls as no part of the compiler uses those
8058 * langhooks.h (struct lang_hooks_for_decls): Add
8059 function_parm_expanded_from_pack_p, get_generic_function_decl
8060 and function_parameter_pack_p hooks. Fix comment for
8061 get_innermost_generic_parms hook.
8062 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
8063 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
8064 macros and use them to initialize lang_hook.
8066 2009-09-22 Richard Henderson <rth@redhat.com>
8068 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
8069 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
8070 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
8071 on TRAMPOLINE_TEMPLATE.
8072 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
8073 TRAMPOLINE_ADJUST_ADDRESS.
8074 * targhooks.c (default_asm_trampoline_template): Remove.
8075 (default_trampoline_adjust_address): Remove.
8076 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
8077 * targhooks.h: Update decls.
8079 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8081 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
8082 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
8083 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
8085 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
8088 * reload1.c (reload): Reset debug insns with pseudos without
8091 2009-09-22 Janis Johnson <janis187@us.ibm.com>
8093 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
8094 unconditional true for decimal float modes.
8095 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
8096 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
8098 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
8100 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
8101 Enable a new case for __FreeBSD__ >= 7.
8102 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
8103 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
8104 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
8105 and USE_LD_AS_NEEDED.
8107 * doc/install.texi (*-*-freebsd*): Update target information.
8109 2009-09-22 Richard Guenther <rguenther@suse.de>
8112 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
8113 arrays really properly.
8115 2009-09-22 Richard Henderson <rth@redhat.com>
8118 * target.h (struct gcc_target): Add asm_out.trampoline_template,
8119 calls.static_chain, calls.trampoline_init,
8120 calls.trampoline_adjust_address.
8121 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8122 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8123 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8124 * builtins.c (expand_builtin_setjmp_receiver): Use
8125 targetm.calls.static_chain; only clobber registers.
8126 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
8127 set up memory attributes properly for the trampoline block.
8128 (expand_builtin_adjust_trampoline): Use
8129 targetm.calls.trampoline_adjust_address.
8130 * calls.c (prepare_call_address): Add fndecl argument. Use
8131 targetm.calls.static_chain.
8132 * df-scan.c (df_need_static_chain_reg): Remove.
8133 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
8134 consolodate static chain handling.
8135 * doc/tm.texi: Document new hooks.
8136 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
8137 (init_emit_regs): Don't initialize them.
8138 * expr.h (prepare_call_address): Update decl.
8139 * final.c (profile_function): Use targetm.calls.static_chain.
8140 * function.c (expand_function_start): Likewise.
8141 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
8142 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
8143 only clobber registers.
8144 * targhooks.c (default_static_chain): New.
8145 (default_asm_trampoline_template, default_trampoline_init): New.
8146 (default_trampoline_adjust_address): New.
8147 * targhooks.h: Declare them.
8148 * varasm.c (assemble_trampoline_template): Use
8149 targetm.asm_out.trampoline_template. Make the memory block const
8152 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
8153 alpha_initialize_trampoline. Make static. Merge VMS parameter
8154 differences into the TARGET_ABI_OPEN_VMS code block.
8155 (TARGET_TRAMPOLINE_INIT): New.
8156 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
8157 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
8158 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
8159 (INITIALIZE_TRAMPOLINE): Remove.
8161 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
8162 (TRAMPOLINE_TEMPLATE): Merge with ...
8163 (INITIALIZE_TRAMPOLINE): ... this and move ...
8164 * config/arc/arc.c (arc_trampoline_init): ... here.
8165 (TARGET_TRAMPOLINE_INIT): New.
8167 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8168 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8169 (arm_asm_trampoline_template): New.
8170 (arm_trampoline_init, arm_trampoline_adjust_address): New.
8171 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
8172 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
8173 code to arm_asm_trampoline_template.
8174 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
8175 arm_trampoline_adjust_address.
8176 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
8177 adjust for target hook parameters.
8179 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
8182 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
8183 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
8184 (bfin_trampoline_init): Rename from initialize_trampoline;
8185 make static; update for target hook parameters.
8186 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8187 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
8188 bfin_asm_trampoline_template.
8189 (INITIALIZE_TRAMPOLINE): Remove.
8191 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8192 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
8193 cris_trampoline_init): New.
8194 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
8195 cris_asm_trampoline_template.
8196 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
8197 adjust for target hook parameters.
8199 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
8201 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8202 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
8203 fr30_trampoline_init): New.
8204 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
8205 fr30_asm_trampoline_template.
8206 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
8207 adjust for target hook parameters.
8209 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
8210 (frv_trampoline_init): Rename from frv_initialize_trampoline;
8211 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
8212 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
8213 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
8215 * config/h8300/h8300.c (h8300_trampoline_init): New.
8216 (TARGET_TRAMPOLINE_INIT): New.
8217 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
8218 to h8300_trampoline_init and adjust for hook parameters.
8220 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
8221 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
8222 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
8223 make static; adjust for hook parameters.
8224 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
8226 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8227 (TARGET_TRAMPOLINE_INIT): New.
8228 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
8229 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
8230 iq2000_asm_trampoline_template.
8231 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
8232 (TRAMPOLINE_CODE_SIZE): New.
8233 (TRAMPOLINE_SIZE): Use it.
8234 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
8236 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
8237 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
8238 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
8239 adjust for hook parameters.
8240 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
8242 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
8243 (m32r_trampoline_init): New.
8244 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
8245 m32r_trampoline_init.
8247 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
8248 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
8249 make static; update for hook parameters.
8250 * config/m68hc11/m68hc11-protos.h: Update.
8251 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
8253 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8254 (TARGET_TRAMPOLINE_INIT): New.
8255 (mcore_function_value): Fix typo.
8256 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
8257 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
8258 to mcore_asm_trampoline_template.
8259 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
8261 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
8262 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
8263 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
8264 update for hook parameters.
8265 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
8267 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8268 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8269 mips_trampoline_init): New.
8270 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
8271 mips_asm_trampoline_template.
8272 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
8273 update for hook parameters.
8275 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8276 (TARGET_TRAMPOLINE_INIT): New.
8277 (mmix_trampoline_size): Remove.
8278 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
8279 make static. Remove out-of-date tetra vs octa comment.
8280 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
8281 make static; update for hook parameters.
8282 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
8283 (INITIALIZE_TRAMPOLINE): Remove.
8284 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
8285 (TRAMPOLINE_ALIGNMENT): New.
8286 * gcc/config/mmix/mmix-protos.h: Update.
8288 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8289 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8290 mn10300_trampoline_init): New.
8291 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
8292 mn10300_asm_trampoline_template.
8293 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
8295 * config/moxie/moxie.c (moxie_static_chain,
8296 moxie_asm_trampoline_template, moxie_trampoline_init,
8297 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
8298 TARGET_TRAMPOLINE_INIT): New.
8299 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
8300 moxie_trampoline_init.
8301 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
8302 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
8304 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8305 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8306 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
8307 pa_trampoline_adjust_address): New.
8308 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
8309 pa_asm_trampoline_template.
8310 (TRAMPOLINE_ALIGNMENT): New.
8311 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
8312 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
8313 adjust for hook parameters.
8314 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
8316 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
8317 (TARGET_TRAMPOLINE_INIT): New.
8318 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
8319 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
8321 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
8323 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
8324 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
8325 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
8326 make static; adjust parameters for the hook.
8327 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
8329 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
8330 s390_trampoline_template; make static.
8331 (s390_trampoline_init): Rename from s390_initialize_trampoline;
8332 make static; adjust for target hook.
8333 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8334 * config/s390/s390-protos.h: Remove trampoline decls.
8335 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
8336 (TRAMPOLINE_TEMPLATE): Remove.
8337 (TRAMPOLINE_ALIGNMENT): New.
8339 * config/score/score-protos.h (score_initialize_trampoline): Remove.
8340 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8341 (TARGET_TRAMPOLINE_INIT): New.
8342 (score_asm_trampoline_template): New.
8343 (score_trampoline_init): Rename from score_initialize_trampoline;
8344 make static; adjust for hook parameters.
8345 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
8346 score[37]_asm_trampoline_template.
8347 (INITIALIZE_TRAMPOLINE): Remove.
8348 * config/score/score3.c (score3_asm_trampoline_template): New.
8349 (score3_trampoline_init): Rename from score3_initialize_trampoline;
8350 adjust for target hook.
8351 * config/score/score7.c (score7_asm_trampoline_template): New.
8352 (score7_trampoline_init): Rename from score7_initialize_trampoline;
8353 adjust for target hook.
8354 * config/score/score3.h, config/score/score7.h: Update.
8356 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
8357 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
8358 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8359 (sh_trampoline_init): Rename from sh_initialize_trampoline;
8360 make static; adjust for target hook parameters.
8361 (sh_trampoline_adjust_address): New.
8362 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
8363 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
8365 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
8366 (sparc32_initialize_trampoline): Rename from
8367 sparc_initialize_trampoline; make static; replace tramp parameter
8368 with m_tramp and update memory accesses.
8369 (sparc64_initialize_trampoline): Similarly.
8370 (sparc_trampoline_init): New.
8371 * config/sparc/sparc-protos.h: Remove trampoline decls.
8372 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
8373 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
8375 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
8376 (array_to_constant): Make ARR parameter const.
8377 (spu_trampoline_init): Rename from spu_initialize_trampoline;
8378 make static; update for hook parameters.
8379 * config/spu/spu-protos.h: Update decls.
8380 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8382 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8383 from xstormy16_initialize_trampoline; make static; update for
8385 (TARGET_TRAMPOLINE_INIT): New.
8386 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8388 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8389 (TARGET_TRAMPOLINE_INIT): New.
8390 (v850_can_eliminate): Make static.
8391 (v850_asm_trampoline_template, v850_trampoline_init): New.
8392 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8393 v850_asm_trampoline_template.
8394 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8395 and adjust for target hook parameters.
8397 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8398 (TARGET_TRAMPOLINE_INIT): New.
8399 (vax_asm_trampoline_template, vax_trampoline_init): New.
8400 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8401 vax_asm_trampoline_template.
8402 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8404 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8405 (TARGET_TRAMPOLINE_INIT): New.
8406 (xtensa_asm_trampoline_template): Rename from
8407 xtensa_trampoline_template; make static.
8408 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8409 make static; update for hook parameters.
8410 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8411 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8412 (INITIALIZE_TRAMPOLINE): Remove.
8414 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8415 error for nested functions with regparm=3.
8416 (ix86_compute_frame_layout): Adjust frame pointer offset for
8417 ix86_static_chain_on_stack.
8418 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8419 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8420 don't reset to UNITS_PER_WORD.
8421 (ix86_emit_leave): Adjust ix86_cfa_state.
8422 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8423 (ix86_static_chain): New.
8424 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8425 make static; update for target hook parameters; use ix86_static_chain.
8426 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8427 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8428 (INITIALIZE_TRAMPOLINE): Remove.
8429 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8430 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8431 to the end. Add static_chain_on_stack.
8432 (ix86_static_chain_on_stack): New.
8434 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8435 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8436 (m68k_trampoline_init): New.
8437 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8438 m68k_trampoline_init and adjust for hook parameters.
8439 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8440 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8442 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8444 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8445 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8447 * reload1.c (reload): Call wrap_constant when substituting
8448 reg for equiv inside of DEBUG_INSNs.
8451 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8452 add_call_src_coords_attributes, add_high_low_attributes,
8453 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8454 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8455 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8456 when -gdwarf-2 -gstrict-dwarf.
8457 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8458 -gdwarf-[23] -gstrict-dwarf.
8459 (address_of_int_loc_descriptor, loc_descriptor,
8460 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8461 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8462 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8464 2009-09-22 Richard Guenther <rguenther@suse.de>
8466 PR tree-optimization/41428
8467 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8468 (ccp_finalize): Pass it to substitute_and_fold.
8470 2009-09-22 Richard Guenther <rguenther@suse.de>
8472 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8473 (substitute_and_fold): Adjust prototype.
8474 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8475 (simplify_stmt_using_ranges): Likewise.
8476 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8477 (vrp_fold_stmt): New function.
8478 (vrp_finalize): Pass it to substitute_and_fold.
8479 * tree-flow.h (vrp_evaluate_conditional): Remove.
8480 (simplify_stmt_using_ranges): Likewise.
8481 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8482 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8483 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8485 (fold_predicate_in): Move to tree-vrp.c.
8486 (substitute_and_fold): Use the callback instead of calling into
8487 tree-vrp.c functions directly.
8489 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8491 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8492 comparison warning on rs6000.
8495 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8496 GIMPLE_EH_MUST_NOT_THROW cleanup.
8497 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8499 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8502 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8503 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8504 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8505 libSystem which is derived from the gcc 4.2.1 unwinder.
8507 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8510 * varasm.c (default_encode_section_info): Copy TLS model into
8511 sym_ref flags regardless of backend support for TLS, for all
8512 model types except TLS_MODEL_EMULATED.
8514 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8517 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8518 we can handle it correctly.
8520 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8522 * doc/install.texi (os2): Remove section.
8524 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8526 * doc/standards.texi (Objective-C): Adjust two URLs.
8528 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8530 * tree-tailcall.c (process_assignment): Don't check if a
8531 multiplication or an addition are already present.
8532 (find_tail_calls): Combine multiple additions and multiplications.
8533 (adjust_accumulator_values): Emit accumulators.
8535 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8537 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8538 xmm register restore.
8540 2009-09-21 Jan Hubicka <jh@suse.cz>
8542 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8543 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8546 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8548 * stor-layout.c (layout_type): Remove obsolete code.
8550 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8553 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8555 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8558 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8559 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8560 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8561 * fold-const.c (const_binop): Likewise.
8562 * real.h (do_mpc_arg2): Update prototype.
8564 2009-09-20 Jan Hubicka <jh@suse.cz>
8566 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8567 (add_location_or_const_value_attribute): Rewrite using
8569 (tree_add_const_value_attribute): Return true if successful.
8570 (tree_add_const_value_attribute_for_decl): Likewise.
8572 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8573 (loc_descriptor): ... here;
8574 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8575 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8576 pool items that was not marked for output.
8577 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8578 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8579 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8580 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8581 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8582 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8583 DW_OP_stack_value to get address of items that are not available
8585 (dw_loc_list): Handle single element lists correctly.
8587 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8588 Pascal Obry <obry@adacore.com>
8590 * unwind-dw2-fde.c (classify_object_over_fdes):
8591 Cast the constant 1 to _Unwind_Ptr.
8592 (add_fdes): Likewise.
8593 (linear_search_fdes): Likewise.
8595 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8597 * stor-layout.c (set_sizetype): Avoid useless type copy.
8599 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8601 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8603 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8604 * configure, config.in: Regenerate.
8605 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8607 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8608 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8609 for global data if the output could be used in a shared library.
8610 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8611 to 0 if TARGET_WRITABLE_EH_FRAME.
8613 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8615 PR rtl-optimization/39886
8616 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8617 just when insn is equal to BB_END (bb).
8619 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8621 * config/mips/mips.opt (mrelax-pic-calls): New option.
8622 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8624 (mips_unspec_call): Change "unspec_call" expander into this.
8625 (mips_strip_unspec_call): New function.
8626 (mips_got_load): Call mips_unspec_call instead of
8627 gen_unspec_call<mode>.
8628 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8630 (mips_cfg_in_reorg): New function.
8631 (mips16_lay_out_constants): Use it to decide whether to call
8632 CFG-aware insn splitting.
8633 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8634 mips_reorg. Move DF set-up code from here ...
8635 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8637 (mips_reorg): Call mips_df_reorg instead of
8638 r10k_insert_cache_barriers. Move CFG set-up code here from
8639 r10k_insert_cache_barriers.
8640 (mips_call_expr_from_insn): New function.
8641 (mips_pic_call_symbol_from_set): Likewise.
8642 (mips_find_pic_call_symbol): Likewise.
8643 (mips_annotate_pic_call_expr): Likewise.
8644 (mips_get_pic_call_symbol): Likewise.
8645 (mips_annotate_pic_calls): Likewise.
8646 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8648 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8649 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8650 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
8652 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
8653 (unspec_call<mode>): Remove it.
8654 (sibcall_internal, sibcall_value_internal,
8655 sibcall_value_multiple_internal, call_internal, call_split,
8656 call_value_internal, call_value_split,
8657 call_value_multiple_internal, call_value_multiple_split): Pass
8658 SIZE_OPNO to MIPS_CALL.
8659 (call_internal_direct, call_direct_split,
8660 call_value_internal_direct, call_value_direct_split): Pass -1 as
8661 SIZE_OPNO to MIPS_CALL.
8662 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
8663 * configure: Regenerate.
8664 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
8665 and -mno-relax-pic-calls.
8666 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
8668 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8671 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
8672 in the directory this rule is called from, rather than the
8673 toplevel 'gcc' directory, to fix in-tree build.
8675 2009-09-19 Chris Demetriou <cgd@google.com>
8677 PR preprocessor/28435:
8678 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
8679 to cpplib that the preprocessor output is needed.
8681 2009-09-19 Jakub Jelinek <jakub@redhat.com>
8683 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
8684 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
8685 *return_and_restore_fpregs_<mode>,
8686 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
8689 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
8690 instead of assuming it has always a REG inside of it.
8692 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
8694 * config/freebsd.h: Update comment on types.
8695 (WINT_TYPE): Define.
8697 2009-09-18 Jason Merrill <jason@redhat.com>
8699 * c.opt: Add -fno-deduce-init-list.
8701 2009-09-18 Neil Vachharajani <nvachhar@google.com>
8703 * value-prof.c (interesting_stringop_to_profile_p): Added output
8704 argument to indicate which parameter is the size parameter.
8705 * value-prof.c (gimple_stringop_fixed_value): Use
8706 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
8707 * value-prof.c (gimple_stringops_transform): Update call sites to
8708 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
8710 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
8713 From David Binderman <dcb314@hotmail.com>:
8714 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
8715 local variable f. Remove stale comments.
8716 (ix86_compute_frame_layout): Remove useless local variable total_size.
8717 Remove #if 0'd code.
8718 (legitimate_address_p): Remove useless local variables
8719 reason_rtx and reason.
8720 (ix86_split_copysign_const): Remove useless local variable op1.
8721 (scale_counter): Remove useless local variable piece_size_mask.
8723 2009-09-18 Jakub Jelinek <jakub@redhat.com>
8725 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
8728 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
8731 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
8733 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8735 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
8738 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
8740 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
8741 DW_OP_implicit_value even without dwarf_version 4.
8743 2009-09-17 Jan Hubicka <jh@suse.cz>
8745 * dwarf2out.c: Include tree-pass.h and gimple.h.
8746 (loc_list_plus_const): New function.
8747 (loc_descriptor_from_tree_1): Rename to ...
8748 (loc_descriptor_from_tree): ... remove original.
8749 (loc_list_from_tree): New function.
8750 (add_AT_location_description): Accept location list.
8751 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
8752 (concatn_mem_loc_descriptor): Remove.
8753 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
8755 (secname_for_decl): Move up.
8756 (hidden_reference_p): New function; break out from ...
8757 (loc_by_refernece): ... here; move up.
8758 (dw_loc_list): New function.
8759 (single_element_loc_list): New function.
8760 (single_element_loc_list_p): New function.
8761 (add_loc_descr_to_each): New function.
8762 (add_loc_list): New function.
8763 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
8764 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
8765 add diagnostics why expansion failed.
8766 (add_location_or_const_value_attribute): Support location lists.
8767 (add_bound_info): Likewise.
8768 (descr_info_loc): Update call of loc_descriptor_from_tree.
8769 (gen_variable_die): Work on location lists.
8770 * final.c (pass_final): Add dump file.
8771 * Makefile.in (dwarf2out.o): Add new dependencies.
8773 2009-09-17 Janis Johnson <janis187@us.ibm.com>
8776 * real.c decimal_from_integer, decimal_integer_string): New.
8777 (real_from_integer): Use them as special case for decimal float.
8778 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
8779 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8780 Do not append zero after the decimal point in string to convert.
8782 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
8784 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
8785 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
8787 2009-09-17 Martin Jambor <mjambor@suse.cz>
8789 * common.opt (fipa-sra): New switch.
8790 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
8791 * timevar.def (TV_IPA_SRA): New timevar.
8792 * params.def (ipa-sra-ptr-growth-factor): New parameter.
8793 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
8794 * tree-sra.c: Include cgraph.c.
8795 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
8796 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
8797 and grp_not_necessarilly_dereferenced.
8798 (func_param_count): New variable.
8799 (encountered_apply_args): New variable.
8800 (bb_dereferences): New variable.
8801 (final_bbs): New variable.
8802 (no_accesses_representant): New variable.
8803 (no_accesses_p): New function.
8804 (dump_access): Dump the new fields.
8805 (sra_initialize): Set encountered_apply_args to false.
8806 (get_ssa_base_param): New function.
8807 (mark_parm_dereference): New function.
8808 (create_access): Caring for INIDRECT_REFs and different handling of
8809 varialble length accesses in early IPA SRA. Store the stmt - a new
8810 parameter - to the new access.
8811 (build_access_from_expr_1): New parameter stmt, passed to
8812 create_access. Handle INDIRECT_REFs.
8813 (build_access_from_expr): Pass the current statement to
8814 build_access_from_expr_1.
8815 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
8817 (build_accesses_from_assign): Pass the current statement to
8818 build_access_from_expr_1. Do not create assign links in IPA-SRA.
8819 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
8820 final_bbs when necessary. Check for calls to __builtin_apply_args.
8821 Fixup EH info if anythng was changed.
8822 (is_unused_scalar_param): New function.
8823 (ptr_parm_has_direct_uses): New function.
8824 (find_param_candidates): New function.
8825 (mark_maybe_modified): New function.
8826 (analyze_modified_params): New function.
8827 (propagate_dereference_distances): New function.
8828 (dump_dereferences_table): New function.
8829 (analyze_caller_dereference_legality): New function.
8830 (unmodified_by_ref_scalar_representative): New function.
8831 (splice_param_accesses): New function.
8832 (decide_one_param_reduction): New function.
8833 (enum ipa_splicing_result): New type.
8834 (splice_all_param_accesses): New function.
8835 (get_param_index): New function.
8836 (turn_representatives_into_adjustments): New function.
8837 (analyze_all_param_acesses): New function.
8838 (get_replaced_param_substitute): New function.
8839 (get_adjustment_for_base): New function.
8840 (replace_removed_params_ssa_names): New function.
8841 (sra_ipa_reset_debug_stmts): New function.
8842 (sra_ipa_modify_expr): New function.
8843 (sra_ipa_modify_assign): New function.
8844 (convert_callers): New function.
8845 (modify_function): New function.
8846 (ipa_sra_preliminary_function_checks): New function.
8847 (ipa_early_sra): New function.
8848 (ipa_early_sra_gate): New function.
8849 (pass_early_ipa_sra): New variable.
8850 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
8852 2009-09-17 Michael Matz <matz@suse.de>
8855 * tree.c (build_type_attribute_qual_variant): Export.
8856 * tree.h (build_type_attribute_qual_variant): Declare.
8857 * tree-inline.c (remap_type_1): Use it to build variants with
8858 the original qualifiers and attributes.
8860 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8862 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
8863 without a fallthrough edge.
8865 2009-09-16 DJ Delorie <dj@redhat.com>
8867 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
8868 chip and ignore the "fast_interrupt" attribute if so.
8870 2009-09-16 Richard Henderson <rth@redhat.com>
8873 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
8876 2009-09-16 Richard Henderson <rth@redhat.com>
8879 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
8880 is set only if DECL_NO_STATIC_CHAIN is unset.
8881 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
8882 (FOR_EACH_NEST_INFO): New.
8883 (walk_all_functions): Use it.
8884 (finalize_nesting_tree): Likewise.
8885 (unnest_nesting_tree): Likewise.
8886 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
8887 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
8888 (convert_gimple_call): Early out if gimple_call_chain already set.
8889 (convert_all_function_calls): Iterate until no new functions
8890 require a static chain.
8891 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
8892 when building a trampoline. Use dump_function_to_file instead
8894 (lower_nested_functions): Open dump_file. Validate that decls
8895 that have DECL_NO_STATIC_CHAIN from the front end don't have that
8896 bit reset by this pass.
8898 2009-09-16 Michael Matz <matz@suse.de>
8901 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
8902 shorten decl_common_unused.
8903 (DECL_RESTRICTED_P): New accessor.
8904 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
8905 to disambiguate marked decls and restrict pointers.
8907 2009-09-16 Richard Henderson <rth@redhat.com>
8910 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
8912 2009-09-16 Jakub Jelinek <jakub@redhat.com>
8914 * integrate.c (set_block_abstract_flags): Call
8915 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
8917 2009-09-16 Richard Guenther <rguenther@suse.de>
8920 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
8923 2009-09-16 DJ Delorie <dj@redhat.com>
8924 Kaz Kojima <kkojima@gcc.gnu.org>
8926 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
8927 (sh_expand_prologue): Update calls to output_stack_adjust.
8928 (sh_expand_epilogue): Likewise.
8930 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
8933 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
8934 trying to limit the extent of searches in the insn stream.
8936 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
8937 Jakub Jelinek <jakub@redhat.com>
8941 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
8943 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
8944 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
8945 (rs6000_savres_strategy): Always save FP registers inline if the
8946 target doesn't support hardware double-precision. Set the above
8947 bits in return value when needed.
8948 (rs6000_savres_routine_sym): Fix computation for cache selector.
8949 Mark the generated symbol as a function. Rename exitp argument to
8950 lr. Move code for determining the name of the symbol...
8951 (rs6000_savres_routine_name): ...here. New function. Add cases for
8952 getting the names right on AIX and 64-bit Linux.
8953 (savres_routine_name): New variable.
8954 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
8955 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
8956 on what the target routine uses as a base register. If savep && lr
8957 describe saving of r0 into memory slot.
8958 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
8959 line calls for AIX ABI.
8960 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
8961 determine FP save/restore functions.
8962 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
8963 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
8965 (rs6000_emit_epilogue): Adjust computation of restore_lr.
8966 Duplicate restoration of LR and execute the appropriate one
8967 depending on whether GPRs are being restored inline. Set r11 from
8968 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
8969 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
8970 Fix out of line calls for AIX ABI.
8971 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
8973 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
8975 (*restore_gpregs_spe): Likewise.
8976 (*return_and_restore_gpregs_spe): Likewise.
8977 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8978 Define to empty string unconditionally.
8979 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
8980 Define to empty string unconditionally.
8981 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
8984 2009-09-15 Jan Hubicka <jh@suse.cz>
8986 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
8987 * params.def (inline-insns-auto): Likewise.
8989 2009-09-15 Martin Jambor <mjambor@suse.cz>
8991 * ipa-inline.c (estimate_function_body_sizes): Dump info about
8992 individual statements only at TDF_DETAILS dump level. Format
8993 source for 80 characters per line.
8995 2009-09-15 Christian Bruel <christian.bruel@st.com>
8997 * regrename.c (do_replace): Update REG_DEAD notes.
8999 2009-09-15 Revital Eres <eres@il.ibm.com>
9001 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
9002 * targhooks.c (default_builtin_support_vector_misalignment):
9003 New builtin function.
9004 * targhooks.h (default_builtin_support_vector_misalignment):
9006 * target.h (builtin_support_vector_misalignment):
9007 New field in struct gcc_target.
9008 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
9009 new builtin function.
9010 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
9012 * config/rs6000/rs6000.c
9013 (rs6000_builtin_support_vector_misalignment): New function.
9014 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
9016 2009-09-15 Jie Zhang <jie.zhang@analog.com>
9018 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
9020 (bfin_optimize_loop): Likewise.
9021 (bfin_gen_bundles): Likewise.
9022 (workaround_speculation): Likewise.
9023 (find_load): Return NULL_RTX for debug_insn.
9025 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
9027 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
9030 2009-09-14 DJ Delorie <dj@redhat.com>
9032 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
9033 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
9036 2009-09-14 Richard Henderson <rth@redhat.com>
9037 Jakub Jelinek <jakub@redhat.com>
9039 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
9040 * cfgbuild.c (make_edges): Handle asm goto.
9041 * cfglayout.c (fixup_reorder_chain): Likewise.
9042 * cfgrtl.c (patch_jump_insn): Likewise.
9043 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
9044 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
9045 (gimple_build_asm_vec): Add and use labels parameter.
9046 (gimple_build_asm): Remove.
9047 (walk_gimple_asm): Walk labels too.
9048 * gimple.def (GIMPLE_ASM): Update docs.
9049 * gimple.h: Update decls.
9050 (struct gimple_statement_asm): Change nc to use unsigned char;
9052 (gimple_asm_nlabels): New.
9053 (gimple_asm_label_op, gimple_asm_set_label_op): New.
9054 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
9055 into gimple_build_asm_vec.
9056 * jump.c (mark_jump_label_asm): New.
9057 (mark_jump_label): Use it.
9058 (redirect_jump_1): Handle asm goto.
9059 (invert_jump_1): Soft fail if X is null.
9060 * recog.c (extract_asm_operands): New.
9061 (asm_noperands): Use it; handle asm labels.
9062 (decode_asm_operands): Use extract_asm_operands.
9063 (asm_operand_ok): Properly handle empty string.
9064 * reg-stack.c (get_asm_operands_in_out): Rename from
9065 get_asm_operand_n_inputs; use extract_asm_operands; return both
9066 inputs and outputs by reference; update all callers.
9067 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
9068 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
9069 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
9070 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
9071 (extract_asm_operands): Declare.
9072 * stmt.c (expand_asm_operands): Add and use labels parameter.
9073 (check_unique_operand_names): Likewise.
9074 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
9075 (expand_asm_stmt): Handle asm labels.
9076 * tree-cfg.c (make_gimple_asm_edges): New.
9077 (make_edges): Use it.
9078 (cleanup_dead_labels): Handle asm labels.
9079 (is_ctrl_altering_stmt): Likewise.
9080 (gimple_redirect_edge_and_branch): Likewise.
9081 * tree.def (ASM_EXPR): Add 5th operand.
9082 * tree.h (ASM_LABELS): New.
9083 (resolve_asm_operand_names): Update decl.
9085 * c-parser.c (c_parser_asm_statement): Parse asm goto.
9086 (c_parser_asm_goto_operands): New.
9087 * c-tree.h (build_asm_expr): Update decl.
9088 * c-typeck.c (build_asm_expr): Add and use labels parameter.
9089 * doc/extend.texi: Document asm goto.
9091 2009-09-14 Richard Henderson <rth@redhat.com>
9093 * except.h: Update declarations.
9094 (struct pointer_map_t): Forward declare.
9095 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
9096 (struct eh_landing_pad_d, eh_landing_pad): New.
9097 (struct eh_catch_d, eh_catch): New.
9098 (struct eh_region_d): Remove next_region_sharing_label, aka,
9099 label, tree_label, landing_pad, post_landing_pad, resume,
9100 may_contain_throw. Rename region_number to index. Remove
9101 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
9102 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
9103 (VEC(eh_landing_pad,gc)): New.
9104 (struct eh_status): Remove last_region_number. Add lp_array,
9105 throw_stmt_table, ttype_data, ehspec_data.
9106 (ehr_next, FOR_ALL_EH_REGION_AT): New.
9107 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
9108 * except.c (lang_protect_cleanup_actions): Return tree.
9109 (struct ehl_map_entry): Remove.
9110 (init_eh_for_function): Push zero entries for region and lp_array.
9111 (gen_eh_region): Add to region_array immediately.
9112 (gen_eh_region_catch): Operate on eh_catch objects.
9113 (gen_eh_landing_pad): New.
9114 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
9115 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
9116 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
9117 (get_eh_landing_pad_from_number_fn): New.
9118 (get_eh_landing_pad_from_number): New.
9119 (get_eh_region_from_lp_number_fn): New.
9120 (get_eh_region_from_lp_number): New.
9121 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
9122 (get_exception_pointer, get_exception_filter): Remove.
9123 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
9124 (current_function_has_exception_handlers): Simplify.
9125 (bring_to_root, eh_region_replaceable_by_p): Remove.
9126 (replace_region, hash_type_list, hash_eh_region): Remove.
9127 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
9128 (label_to_region_map, num_eh_regions): Remove.
9129 (get_next_region_sharing_label, must_not_throw_labels): Remove.
9130 (find_exception_handler_labels): Remove.
9131 (duplicate_eh_regions_0, find_prev_try): Remove.
9132 (struct duplicate_eh_regions_data): New.
9133 (duplicate_eh_regions_1): Rewrite.
9134 (duplicate_eh_regions): Return a pointer map instead of an
9136 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
9137 (redirect_eh_edge_to_label): Remove.
9138 (eh_region_outermost): Rewrite using eh_region pointers
9139 instead of integers.
9140 (add_ttypes_entry): Update for ttype_data move to eh_status.
9141 (add_ehspec_entry): Rewrite with VEC instead of varray.
9142 (assign_filter_values): Likewise. Export.
9143 (build_post_landing_pads, connect_post_landing_pads): Remove.
9144 (dw2_build_landing_pads): Rewrite to use lp_array.
9145 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
9146 (sjlj_assign_call_site_values): Rewrite to use lp_array.
9147 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
9148 (sjlj_mark_call_sites): Update for landing pad numbers.
9149 (finish_eh_generation): Rewrite.
9150 (gate_handle_eh): Do nothing for no eh tree.
9151 (pass_rtl_eh): Move up near finish_eh_generation.
9152 (remove_eh_landing_pad): New.
9153 (remove_eh_handler): Export.
9154 (remove_eh_region, remove_eh_handler_and_replace): Remove.
9155 (for_each_eh_label): Rewrite to use lp_array.
9156 (make_reg_eh_region_note): New.
9157 (make_reg_eh_region_note_nothrow_nononlocal): New.
9158 (insn_could_throw_p): New.
9159 (copy_reg_eh_region_note_forward): New.
9160 (copy_reg_eh_region_note_backward): New.
9161 (check_handled, add_reachable_handler): Remove.
9162 (reachable_next_level, foreach_reachable_handler): Remove.
9163 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
9164 (get_eh_region_and_lp_from_rtx): New.
9165 (get_eh_region_from_rtx): New.
9166 (can_throw_internal_1, can_throw_external_1): Remove.
9167 (can_throw_internal): Use get_eh_region_from_rtx.
9168 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
9169 (insn_nothrow_p, can_nonlocal_goto): New.
9170 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
9171 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
9172 (add_action_record): Use VEC not varray.
9173 (collect_one_action_chain): Update for eh_region changes.
9174 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
9175 Use get_eh_region_and_lp_from_rtx.
9176 (gate_convert_to_eh_region_ranges): New.
9177 (pass_convert_to_eh_region_ranges): Use it.
9178 (push_uleb128, push_sleb128): Use VEC not varray.
9179 (output_one_function_exception_table): Likewise.
9180 (dump_eh_tree): Update for eh_region changes.
9181 (verify_eh_tree): Likewise.
9182 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
9183 * tree-eh.c: Include target.h.
9184 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
9185 Don't disallow GIMPLE_RESX; adjust argument check.
9186 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
9187 (record_stmt_eh_region): Update for landing pad numbers;
9188 generate a landing pad if necessary.
9189 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
9190 (remove_stmt_from_eh_lp_fn): Similarly.
9191 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
9192 Update for lp numbers; don't special case missing throw_stmt_table.
9193 (lookup_expr_eh_lp): Similarly.
9194 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
9195 (eh_seq, eh_region_may_contain_throw): New.
9196 (struct leh_state): Add ehp_region.
9197 (struct leh_tf_state): Remove eh_label.
9198 (emit_post_landing_pad): New.
9199 (emit_resx, emit_eh_dispatch): New.
9200 (note_eh_region_may_contain_throw): New.
9201 (frob_into_branch_around): Take eh_region not eh label;
9202 emit eh code into eh_seq.
9203 (honor_protect_cleanup_actions): Early exit for no actions. Don't
9204 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
9205 lower_eh_must_not_throw. Emit code to eh_seq.
9206 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
9207 (lower_try_finally_onedest): Likewise.
9208 (lower_try_finally_copy): Likewise.
9209 (lower_try_finally_switch): Likewise.
9210 (lower_try_finally): Initialize ehp_region.
9211 (lower_catch): Update for eh_catch objects.
9212 (lower_eh_filter): Don't handle must_not_throw.
9213 (lower_eh_must_not_throw): New.
9214 (lower_cleanup): Don't set eh_label.
9215 (lower_eh_constructs_2): Resolve eh builtins.
9216 Handle GIMPLE_EH_MUST_NOT_THROW.
9217 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
9218 Add eh_seq to the end of the function body.
9219 (make_eh_dispatch_edges): New.
9220 (make_eh_edge): Remove.
9221 (make_eh_edges): Simplify for landing pads.
9222 (redirect_eh_edge_1): New.
9223 (redirect_eh_edge): Use it.
9224 (redirect_eh_dispatch_edge): New.
9225 (stmt_could_throw_p): Use a switch. Allow RESX.
9226 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
9227 (stmt_can_throw_internal): Likewise.
9228 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
9229 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
9230 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
9231 (gate_refactor_eh): New.
9232 (pass_refactor_eh): Use it.
9233 (lower_resx, execute_lower_resx, pass_lower_resx): New.
9234 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
9235 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
9236 (remove_unreachable_handlers): Rename from
9237 tree_remove_unreachable_handlers; rewrite for landing pads;
9238 call remove_eh_handler directly.
9239 (remove_unreachable_handlers_no_lp): New.
9240 (unsplit_eh, unsplit_all_eh): New.
9241 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
9242 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
9243 (cleanup_empty_eh_unsplit): New.
9244 (cleanup_empty_eh): Rewrite.
9245 (cleanup_all_empty_eh): New.
9246 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
9247 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
9248 (gate_cleanup_eh): New.
9249 (pass_cleanup_eh): Use it.
9250 (verify_eh_edges): Move later in file. Expect one EH edge.
9251 (verify_eh_dispatch_edge): New.
9253 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
9254 (gtype-desc.o): Add TARGET_H.
9255 (tree.o): Use EXCEPT_H, not except.h.
9256 (cfgbuild.o): Add EXPR_H.
9257 (GTFILES): Add vecprim.h.
9258 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
9259 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
9260 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
9261 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
9262 * calls.c (emit_call_1): Use make_reg_eh_region_note.
9263 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
9264 calls to can_throw_internal.
9265 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
9266 (make_edges): Don't handle RESX; use can_nonlocal_goto.
9267 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
9268 (expand_gimple_stmt): Use make_reg_eh_region_note.
9269 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
9270 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
9271 or find_exception_handler_labels.
9272 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
9273 there is exacly one EH edge. Use can_nonlocal_goto and
9275 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
9276 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
9277 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
9278 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
9279 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
9280 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
9281 * dse.c (scan_insn): Use insn_could_throw_p.
9282 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
9283 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
9284 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
9285 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
9286 EXC_PTR_EXPR or FILTER_EXPR.
9287 (tree_expr_nonzero_warnv_p): Likewise.
9288 * function.h: Include vecprim.h, not varray.h
9289 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
9290 move ttype_data and ehspec_data members to struct eh_status; change
9291 action_record_data member to a VEC.
9292 * gcse.c (hash_scan_set): Use can_throw_internal.
9293 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
9294 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
9295 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
9296 (block_may_fallthru): Don't handle RESX_EXPR.
9297 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
9298 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
9299 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
9300 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
9301 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
9302 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
9303 (gimple_size): Likewise.
9304 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
9305 (gimple_build_resx): Use gimple_build_with_ops.
9306 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
9307 (is_gimple_val): Likewise.
9308 (is_gimple_stmt): Remove RESX_EXPR.
9309 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
9310 (GIMPLE_RESX): Reorder with other EH constructs.
9311 * gimple.h (struct gimple_statement_eh_mnt): New.
9312 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
9313 (gimple_eh_filter_must_not_throw): Remove.
9314 (gimple_eh_filter_set_must_not_throw): Remove.
9315 (gimple_eh_must_not_throw_fndecl): New.
9316 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
9317 (is_gimple_resx): New.
9318 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
9319 Don't copy EH_FILTER_MUST_NOT_THROW.
9320 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
9321 * ipa-inline.c (estimate_function_body_sizes): Don't try to
9322 handle must_not_throw_labels specially.
9323 * ipa-pure-const.c (check_call): Update debug statement for LP.
9324 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
9325 * ipa-utils.c (get_base_var): Likewise.
9326 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
9327 * lower-subreg.c (move_eh_region_note): Remove.
9328 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
9329 * omp-low.c (new_omp_context): Update for eh_lp_nr.
9330 (create_task_copyfn): Likewise.
9331 (maybe_catch_exception): Use gimple_build_eh_filter.
9332 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
9333 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
9334 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
9335 and pass_lower_resx.
9336 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
9337 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
9338 can_throw_internal, can_nonlocal_goto.
9339 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
9340 copy_reg_eh_region_note_forward.
9341 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
9342 (emit_output_reload_insns): Likewise.
9343 (copy_eh_notes): Remove.
9344 * rtl.def (RESX): Remove.
9345 * rtl.h: Update declarations.
9346 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
9347 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
9348 (update_eh_label): Remove.
9349 (cleanup_dead_labels_eh): New.
9350 (cleanup_deal_labels): Use it instead of update_eh_label.
9351 (gimple_merge_blocks): Update landing pad data structure when
9352 removing a landing pad label.
9353 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
9354 test; handle GIMPLE_EH_MUST_NOT_THROW.
9355 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
9356 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
9357 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
9358 (verify_stmt): Likewise. Verify landing pads.
9359 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
9360 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
9361 (struct move_stmt_d): Add eh_map.
9362 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
9363 (move_stmt_r): Remap eh region numbers in builtin calls,
9364 resx and eh_dispatch.
9365 (move_block_to_fn): Remove eh_offset parameter. Use
9366 maybe_duplicate_eh_stmt_fn.
9367 (find_outermost_region_in_block): Operate on eh_region pointers
9368 instead of region numbers.
9369 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
9370 duplicate_eh_regions.
9371 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
9372 test earlier. Disallow EH landing pads.
9373 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
9374 * tree-flow.h: Update declarations.
9375 (struct tree_ann_common_d): Replace rn with lp_nr.
9376 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
9377 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
9378 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
9379 resx and eh_dispatch.
9380 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
9381 (copy_edges_for_bb): Use make_eh_dispatch_edges.
9382 (copy_cfg_body): Expect eh_map instead of eh_region_offset
9383 from duplicate_eh_regions.
9384 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9385 update RESX; handle EH_DISPATCH.
9386 (expand_call_inline): Set eh_lp_nr, not eh_region.
9387 (maybe_inline_call_in_expr): Likewise.
9388 * tree-inline.h (struct copy_body_data): Replace eh_region with
9389 eh_lp_nr, eh_region_offset with eh_map.
9390 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9391 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9392 * tree-pretty-print.c (dump_generic_node): Don't handle
9393 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9394 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9395 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9396 EXC_PTR_EXPR, FILTER_EXPR.
9397 * tree-ssa-operands.c (get_expr_operands): Likewise.
9398 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9399 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9400 (ao_ref_init_from_vn_reference): Likewise.
9401 * tree-ssa-sink.c (statement_sink_location): Likewise.
9402 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9403 (mark_virtual_phi_result_for_renaming): Export. Tidy.
9404 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9405 EXC_PTR_EXPR, FILTER_EXPR.
9406 (is_exception_related): Remove.
9407 (compute_avail): Don't call it.
9408 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9409 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9410 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9411 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9413 (build_resx): Remove.
9414 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9415 * tree.h: Update declarations.
9416 (EH_FILTER_MUST_NOT_THROW): Remove.
9417 (struct tree_label_decl): Add eh_landing_pad_nr.
9418 (EH_LANDING_PAD_NR): New.
9419 * value-prof.c (gimple_ic): Tidy variable names. Update for
9420 landing pad numbers.
9421 (gimple_stringop_fixed_value): Tidy variable names. Assert
9422 that neither call stmt can throw.
9423 * vecprim.h (uchar): New.
9424 (VEC(uchar,heap), VEC(uchar,gc)): New.
9426 * c-common.c (c_define_builtins): Update call to
9427 build_common_builtin_nodes.
9428 * c-parser.c (c_parse_file): Don't call
9429 default_init_unwind_resume_libfunc.
9431 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9433 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9434 (mips_cprestore_address_p): Likewise.
9435 (mips_save_gp_to_cprestore_slot): Likewise.
9436 (mips_restore_gp): Rename to...
9437 (mips_restore_gp_from_cprestore_slot): ...this.
9438 (mips_must_initialize_gp_p): Declare.
9439 (mips_emit_save_slot_move): Likewise.
9440 (mips_output_load_label): Return nothing.
9441 (mips_eh_uses): Declare.
9442 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9443 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9444 (TARGET_ABSOLUTE_JUMPS): Likewise.
9445 (EH_USES): Likewise.
9446 (FIRST_PSEUDO_REGISTER): Update comment.
9447 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9448 (MIPS_CALL): ...here.
9449 (REGISTER_NAMES): Add $cprestore.
9450 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9451 Add load_label_length, has_inflexible_gp_insn_p,
9452 has_flexible_gp_insn_p, must_initialize_gp_p and
9453 must_restore_gp_when_clobbered_p.
9454 (mips_expand_call): Don't generate split instructions here.
9455 (mips_split_call): Update the call to mips_restore_gp after
9456 the above name change.
9457 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9458 (mips_find_gp_ref): New function.
9459 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9460 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9461 (mips_insn_has_flexible_gp_ref_p): Likewise.
9462 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9463 (mips_function_has_gp_insn): Delete.
9464 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9465 Use the new functions above. Only return INVALID_REGNUM
9466 for TARGET_ABSOLUTE_JUMPS.
9467 (mips_must_initialize_gp_p): New function.
9468 (mips_get_cprestore_base_and_offset): New function, extracted from...
9469 (mips_cprestore_slot): ...here. Take a bool parameter.
9470 (mips_cfun_has_cprestore_slot_p): New function.
9471 (mips_cprestore_address_p): Likewise.
9472 (mips_save_gp_to_cprestore_slot): Likewise.
9473 (mips_restore_gp): Rename to...
9474 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9475 epilogue_completed. Update the call to mips_cprestore_slot.
9476 Test cfun->machine->must_restore_gp_when_clobbered_p.
9477 (mips_direct_save_slot_move_p): New function.
9478 (mips_emit_save_slot_move): Likewise.
9479 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9480 of cfun->machine->global_pointer.
9481 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9482 (mips_save_reg): Use mips_emit_save_slot_move.
9483 (mips_expand_prologue): Set must_initialize_gp_p.
9484 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9485 for all cprestore saves. Emit a use_cprestore instruction after
9486 setting up the cprestore slot.
9487 (mips_restore_reg): Use mips_emit_save_slot_move.
9488 (mips_process_load_label): New function.
9489 (mips_load_label_length): Likewise.
9490 (mips_output_load_label): Don't return asm: output it here instead.
9491 Use mips_process_load_label.
9492 (mips_adjust_insn_length): Adjust the length of branch instructions
9493 that have length MAX_PIC_BRANCH_LENGTH.
9494 (mips_output_conditional_branch): Update the call to
9495 mips_output_load_label. Assume the branch target is OPERANDS[0]
9496 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9497 (mips_output_order_conditional_branch): Swap the meaning of
9498 OPERANDS[0] and OPERANDS[1].
9499 (mips_variable_issue): Don't count ghost instructions.
9500 (mips_expand_ghost_gp_insns): New function.
9501 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9502 (mips_output_mi_thunk): Set must_initialize_gp_p.
9503 (mips_eh_uses): New function.
9504 * config/mips/predicates.md (cprestore_save_slot_operand)
9505 (cprestore_load_slot_operand): New predicates.
9506 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9507 (UNSPEC_MOVE_GP): Likewise.
9508 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9509 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9510 (CPRESTORE_SLOT_REGNUM): New register.
9511 (MAX_PIC_BRANCH_LENGTH): New constant.
9512 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9513 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9514 branches. Fix commentary.
9515 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9516 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9517 Change type to "ghost".
9518 (loadgp_absolute_<mode>): Likewise.
9519 (loadgp_rtp_<mode>): Likewise.
9520 (copygp_mips16): Likewise.
9521 (loadgp_blockage): Remove redundant mode attribute.
9522 (potential_cprestore): New instruction.
9523 (cprestore): Turn into an unspec set.
9524 (use_cprestore): New instruction.
9525 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9526 (*branch_fp_inverted): Likewise.
9527 (*branch_order<mode>): Likewise.
9528 (*branch_order<mode>_inverted): Likewise.
9529 (*branch_equality<mode>): Likewise.
9530 (*branch_equality<mode>_inverted): Likewise.
9531 (*branch_bit<bbv><mode>): Likewise.
9532 (*branch_bit<bbv><mode>_inverted): Likewise.
9533 (*branch_equality<mode>_mips16): Remove redundant mode.
9534 (jump): Turn into a define_expand.
9535 (*jump_absolute): New instruction.
9536 (*jump_pic): Likewise.
9537 (*jump_mips16): Rename previously-unnamed pattern. Remove
9538 redundant mode attribute.
9539 (restore_gp): Split on epilogue_completed rather than
9540 reload_completed. Change type to "ghost".
9541 (move_gp<mode>): New instruction.
9542 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9543 Remove redundant mode attribute.
9544 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9545 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9546 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9548 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9551 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9552 are returned in the same register (vs34 or v2) that Altivec vector
9553 types are returned in.
9554 (rs6000_libcall_value): Ditto.
9557 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9558 instead of explicit addsi3/adddi3 calls.
9559 (rs6000_split_multireg_move): Ditto.
9560 (rs6000_emit_allocate_stack): Ditto.
9561 (rs6000_emit_prologue): Ditto.
9562 (rs6000_output_mi_thunk): Ditto.
9564 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9565 size is 64 bits if we can use 64-bit registers.
9567 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9569 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9572 From Jie Zhang <jie.zhang@analog.com>:
9573 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9574 save FP and RETS with saveall attribute.
9575 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9576 with saveall attribute.
9578 * config/bfin/bfin.c (bfin_expand_builtin,
9579 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9582 From Jie Zhang <jie.zhang@analog.com>:
9583 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9584 before use in two places.
9585 * config/bfin/bfin.md (AREG): Define mode iterator.
9586 (reload_in, reload_out): Use mode iterator AREG.
9588 2009-09-14 Richard Guenther <rguenther@suse.de>
9591 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9592 EH personality path.
9594 2009-09-13 Richard Guenther <rguenther@suse.de>
9595 Rafael Avila de Espindola <espindola@google.com>
9597 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9598 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9599 (LANG_HOOKS_INITIALIZER): Adjust.
9600 (lhd_pass_through_t): Declare.
9601 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9603 * langhooks.c (lhd_pass_through_t): New function.
9604 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9605 dwarf2out_begin_prologue): Use personality from current_function_decl.
9606 * expr.h (get_personality_function): Declare.
9607 * expr.c (get_personality_function): New function.
9608 (build_personality_function): Likewise.
9609 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9610 (eh_personality_libfunc): Remove.
9611 * optabs.c (build_libfunc_function): New function split out from ...
9612 (init_one_libfunc): ... here.
9613 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9614 (tree_function_decl): Add personality.
9615 (lhd_gcc_personality): Declare.
9616 (build_personality_function): Likewise.
9617 * tree.c (gcc_eh_personality_decl): New.
9618 (lhd_gcc_personality): New function.
9619 * except.h (lang_eh_runtime_type): Remove.
9620 (enum eh_personality_kind): New.
9621 (build_personality_function): Declare.
9622 (function_needs_eh_personality): Declare.
9623 * except.c (lang_eh_runtime_type): Remove.
9624 (function_needs_eh_personality): New function.
9625 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9626 (sjlj_emit_function_enter, output_function_exception_table):
9627 Use personality from current_function_decl.
9628 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9629 * tree-inline.c (tree_can_inline_p): Do not inline across different
9631 (expand_call_inline): Likewise. Adjust the callers EH personality.
9632 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9633 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9634 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9635 (c-parser.o): Likewise
9636 * c-tree.h (c_eh_initialized_p): Remove.
9637 (c_maybe_initialize_eh): Likewise.
9638 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9639 (finish_decl): Don't call c_maybe_initialize_eh.
9640 (c_eh_initialized_p): Remove.
9641 (c_maybe_initialize_eh): Likewise.
9642 * c-parser.c (c_parser_omp_construct): Likewise.
9643 (c_parse_file): Initialize exception handling.
9645 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9647 * config.gcc (tm_file): Remove i386/biarch32.h
9648 for i?86-w64-mingw* case.
9649 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
9651 * config.host: Set for x64 mingw the option
9652 use_long_long_for_widest_fast_int to yes.
9654 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
9656 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9657 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
9658 (dbxout_begin_function): Likewise.
9659 * final.c (dwarf2_debug_info_emitted_p): New predicate.
9660 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
9661 set on the function.
9662 (final_end_function): Likewise.
9663 (final_scan_insn): Likewise.
9664 (rest_of_handle_final): Likewise.
9665 * varasm.c (assemble_start_function): Likewise.
9666 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9668 2009-09-12 Jason Merrill <jason@redhat.com>
9670 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
9671 * opts.c (common_handle_option): constify.
9673 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9675 * doc/install.texi (avr): Remove obsolete reference site.
9677 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
9679 * doc/install.texi (Binaries): Adjust AIX link.
9681 2009-09-12 Akim Demaille <demaille@gostai.com>
9683 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
9684 Use an imperative sentence.
9686 2009-09-11 Richard Henderson <rth@redhat.com>
9688 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
9689 structure-name and has-tree-operands arguments; update all entries.
9690 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
9692 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
9693 (gsstruct_code_size): New.
9694 (gss_for_code_): New.
9695 (gss_for_code): Remove.
9696 (gimple_size): Rewrite using gsstruct_code_size.
9697 (gimple_statement_structure): Move to gimple.h.
9698 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
9699 (gss_for_code, gimple_statement_structure): New.
9700 (gimple_ops): Use new arrays; tidy.
9702 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9704 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
9705 operand to be a PLUS expression.
9706 * config/pa/pa.c (pa_secondary_reload): Likewise.
9708 2009-09-11 Jakub Jelinek <jakub@redhat.com>
9710 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
9712 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
9715 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9717 From Jie Zhang <jie.zhang@analog.com>:
9718 * doc/extend.texi (node Function Attributes): Document l2
9720 (node Blackfin Variable Attributes): Document l2 variable attributes.
9722 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
9724 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
9725 to match the system compiler's configuration at inflection point.
9726 Add comment to remark a remaining difference with system compiler.
9728 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
9729 * configure: Regenerate.
9731 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
9733 From Jie Zhang <jie.zhang@analog.com>:
9734 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
9735 (bfin_handle_l2_attribute): New.
9736 (bfin_attribute_table): Add l2 attribute.
9738 2009-09-11 Michael Matz <matz@suse.de>
9741 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
9742 on the local_decls list.
9744 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
9748 * cselib.c (cselib_expand_value_rtx_cb): Document callback
9750 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
9751 for VALUEs, to implement the documented interface.
9752 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
9753 Adjust for VALUEs and anything else, to implement the
9754 documented interface.
9756 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
9758 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
9759 with actual SPE/paired vector modes before using 64-bit alignment.
9760 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
9762 2009-09-10 DJ Delorie <dj@redhat.com>
9764 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
9767 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
9768 * config/mep/mep.c (mep_legitimate_constant_p): New.
9769 * config/mep/mep-protos.h: Prototype it.
9771 2009-09-10 Richard Henderson <rth@redhat.com>
9773 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
9775 2009-09-10 Jason Merrill <jason@redhat.com>
9777 * tree.c (chain_index): New fn.
9778 * tree.h: Declare it.
9780 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9782 * config/sol2-c.c (cmn_err_length_specs): Initialize
9783 scalar_identity_flag.
9785 2009-09-10 Richard Henderson <rth@redhat.com>
9787 * tree.h (struct tree_decl_common): Move align member earlier;
9788 move label_decl_uid member ...
9789 (struct tree_label_decl): ... here.
9790 (LABEL_DECL_UID): Update to match.
9792 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
9795 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
9796 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
9798 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
9799 dest_prev if the edge is complex.
9801 * tree-cfg.c (is_ctrl_stmt): Use a switch.
9803 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
9804 loop latch tests earlier.
9806 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
9807 before GIMPLE_RETURN, not after its predecessor; insert
9810 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
9811 gimple_seq_empty_p to test for no PHI nodes.
9812 * tree-cfg.c (split_critical_edges): Likewise.
9814 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
9816 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9818 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
9819 introduced by the VTA branch merge.
9821 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9823 * ira-conflicts.c: Use fputs or putc instead of fprintf
9827 * tree-switch-conversion.c: Ditto.
9829 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
9831 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
9832 introduced by the VTA branch merge.
9834 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
9837 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9839 PR rtl-optimization/39779
9840 * expr.c (convert_modes): Return when mode == oldmode after
9841 CONST_INTs are processed.
9843 2009-09-10 Nick Clifton <nickc@redhat.com>
9845 * config/mep/mep.c (mep_encode_section_info): Copy weakness
9846 attribute and referring decl when creating renamed symbol.
9848 2009-09-10 Richard Guenther <rguenther@suse.de>
9851 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
9853 (cgraph_finalize_compilation_unit): Compute reachability
9854 before emitting thunks. Properly process aliases before
9855 possibly removing unreachable nodes.
9857 2009-09-10 Richard Guenther <rguenther@suse.de>
9860 * tree.c (struct free_lang_data_d): Add worklist member.
9861 (find_decls_types_r): Push onto the worklist instead of recursing.
9862 Handle TREE_BINFOs properly.
9863 (find_decls_types): New function wrapped around find_decls_types_r
9864 to process the worklist.
9865 (find_decls_types_in_eh_region): Use it.
9866 (find_decls_types_in_node): Likewise.
9867 (find_decls_types_in_var): Likewise.
9868 (free_lang_data_in_cgraph): Likewise. Free the worklist.
9869 * tree.h (RECORD_OR_UNION_TYPE_P): New.
9870 (AGGREGATE_TYPE_P): Adjust.
9872 2009-09-09 Jason Merrill <jason@redhat.com>
9874 * configure.ac: Check glibc version even if we have an in-tree
9877 2009-09-09 Anthony Green <green@moxielogic.com>
9879 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
9880 the constant 0 when appropriate.
9881 * config/moxie/constraints.md: Add constraint O.
9883 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
9884 to pass up to 6 32-bit argument values in registers.
9885 (moxie_function_arg): Ditto.
9886 (moxie_arg_partial_bytes): Ditto.
9887 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
9888 (REG_PARM_STACK_SPACE): Ditto.
9889 (FUNCTION_ARG_REGNO_P): Ditto.
9891 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
9892 instruction to allocate stack space.
9894 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
9896 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
9897 unnecessarily stringent constraints. Fix address
9898 calculation in the splitters.
9900 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
9902 PR rtl-optimization/39779
9903 * expr.c (convert_modes): Return when mode == oldmode after
9904 CONST_INTs are processed.
9906 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
9909 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
9910 (ix86_expand_prologue): Take frame.padding0 into logic of
9912 (ix86_expand_epilogue): Likewise.
9914 2009-09-09 Jakub Jelinek <jakub@redhat.com>
9916 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
9918 (SHLIB_LINK, SHLIB_INSTALL): Use them.
9919 * config/t-slibgcc-libgcc: New file.
9920 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
9922 2009-09-09 Martin Jambor <mjambor@suse.cz>
9924 PR tree-optimization/41089
9925 * tree-sra.c (find_var_candidates): Do not consider va_lists in
9928 2009-09-09 Richard Henderson <rth@redhat.com>
9930 * gimple.h (CASE_GIMPLE_OMP): New.
9931 (is_gimple_omp): Use it.
9932 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
9933 (verify_gimple_debug): Likewise.
9935 2009-09-09 Richard Guenther <rguenther@suse.de>
9937 PR tree-optimization/41101
9938 * tree-ssa-pre.c (maximal_set): Remove.
9939 (compute_antic_aux): Treat the maximal set as implicitly all ones.
9940 Defer all blocks we didn't visit at least one successor.
9941 (add_to_exp_gen): Do not add to the maximal set.
9942 (make_values_for_phi): Likewise.
9943 (compute_avail): Likewise.
9944 (init_pre): Do not allocate the maximal set.
9945 (execute_pre): Do not dump it.
9947 2009-09-09 Martin Jambor <mjambor@suse.cz>
9949 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
9950 an SSA_NAME rather than a is_gimple_variable.
9952 2009-09-09 Richard Guenther <rguenther@suse.de>
9955 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
9956 code dealing with plain pointer bases.
9957 (maybe_fold_offset_to_reference): Likewise.
9958 (maybe_fold_stmt_addition): Adjust.
9960 2009-09-09 Richard Guenther <rguenther@suse.de>
9962 * tree.c (free_lang_data_in_type): Do not free the type variant
9964 (free_lang_data): Merge char_type_node with its properly signed
9966 (pass_ipa_free): Collect after freeing language specific data.
9968 2009-09-09 Michael Matz <matz@suse.de>
9971 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
9972 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
9973 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
9976 2009-09-08 DJ Delorie <dj@redhat.com>
9978 * config/mep/mep.c (conversions[]): Add "ml" pattern.
9980 2009-09-04 Jason Merrill <jason@redhat.com>
9982 * tree.c (tree_find_value): Remove.
9983 * tree.h: Remove prototype.
9984 * varasm.c (assemble_external): Use value_member instead.
9986 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9988 * toplev.c (process_options): Choose default debugging type when
9989 gtoggle enables debug info and type is unset.
9991 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
9995 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
9998 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10000 * configure: Rebuilt with modified libtool.m4.
10002 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10007 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
10009 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10011 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
10012 (remove_statement): Likewise.
10013 (rewrite_use_nonlinear_expr): Adjust.
10014 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
10015 * tree-ssa.c (release_defs_bitset): ... this. New.
10016 * tree-flow.h (release_defs_bitset): Declare.
10018 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10021 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
10022 in the middle block.
10024 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
10026 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
10027 via intptr_t to long type.
10028 (insert_operand_rank): Cast long type via intptr_t to
10030 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
10032 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
10033 from pointer to unsigned via uintptr_t.
10035 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
10036 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
10038 * configure: Regenerated.
10039 * config.in: Regenerated
10040 * system.h (stdint.h): Add include.
10041 (inttypes.h): Likewise.
10042 * Makefile.in (aclocal): Add config/stdint.m4.
10043 * aclocal.m4: Regenerated.
10045 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
10047 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
10049 (note_np_check_stores): New function.
10050 (harmless_null_pointer_p): New function.
10051 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
10052 changed. Take into account whether we're in the shadow of a condjump
10053 that tested NP_REG for NULL.
10054 Lose all code that tested for SEQUENCEs.
10055 (workaround_speculation): Avoid inserting NOPs for loads that are
10056 either always executed or a NULL pointer.
10058 2009-09-08 Jan Hubicka <jh@suse.cz>
10060 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
10061 * params.def (early-inlining-insns): Likewise.
10063 2009-09-08 Jakub Jelinek <jakub@redhat.com>
10065 PR rtl-optimization/41239
10066 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
10067 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
10069 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
10070 across calls, as the calls might not always return normally.
10071 (call_may_noreturn_p): New function.
10072 (deps_analyze_insn): Update last_function_call_may_noreturn list.
10073 (init_deps): Initialize it.
10074 (remove_from_deps): Also remove calls from
10075 last_function_call_may_noreturn list.
10077 2009-09-07 Richard Henderson <rth@redhat.com>
10079 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
10080 more VR->OPERANDS than LHS operands. Free LHS before returning.
10082 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
10084 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
10085 (attr "addrtype"): New member "spreg".
10086 Use it if mem_spfp_address_operand is true for the address.
10087 (attr "type"): New entry "stall".
10088 (cpu_unit "load"): New.
10089 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
10091 (insn_reservation "loadsp"): New.
10092 (insn_reservation "load_stall1"): New.
10093 (insn_reservation "load_stall3"): New.
10095 * config/bfin/predicates.md (const1_operand, const3_operand): New.
10096 (mem_p_address_operand): Exclude stack and frame pointer based
10098 (mem_spfp_address_operand): New; match them here.
10099 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
10100 (bfin_reorg): Call it if scheduling insns.
10101 (bfin_gen_bundles): Remove dummy insns created by
10102 add_sched_insns_for_speculation.
10104 From Jie Zhang <jie.zhang@analog.com>:
10105 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
10106 bfin_si_revision, bfin_workarounds): Move these ...
10107 * config/bfin/bfin.h: ... here.
10109 From Mike Frysinger <michael.frysinger@analog.com>
10110 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
10111 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
10112 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
10113 bf547m, bf548m, and bf549m.
10114 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
10115 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
10116 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
10117 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
10118 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
10119 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
10120 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
10121 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
10122 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
10123 bf542m, bf544m, bf547m, bf548m, and bf549m.
10125 From Jie Zhang <jie.zhang@analog.com>:
10126 * config/bfin/predicates.md (p_register_operand): New predicate.
10127 (dp_register_operand): New predicate.
10128 * config/bfin/bfin-protos.h (WA_05000074): Define.
10129 (ENABLE_WA_05000074): Define.
10130 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
10131 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
10132 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
10133 (define_attr addrtype): Allow load/store register to be P register.
10134 (define_attr storereg): New.
10135 (define_cpu_unit anomaly_05000074): New.
10136 (define_insn_reservation dsp32shiftimm): New.
10137 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
10138 (define_insn_reservation loadp): Cannot use slot2.
10139 (define_insn_reservation loadsp): Cannot use slot2.
10140 (define_insn_reservation storep): Cannot use slot2. Does not
10141 apply when working around 05000074.
10142 (define_insn_reservation storep_anomaly_05000074): New.
10143 (define_insn_reservation storei): Does not apply when working
10145 (define_insn_reservation storei_anomaly_05000074): New.
10146 (define_attr length): Add dsp32shiftimm case.
10147 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
10148 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
10149 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
10150 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
10151 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
10153 2009-09-07 Martin Jambor <mjambor@suse.cz>
10155 PR middle-end/41282
10156 * tree-sra.c (create_artificial_child_access): Return NULL if
10157 build_ref_for_offset fails.
10158 (propagate_subacesses_accross_link): Allow build_ref_for_offset
10159 and create_artificial_child_access to fail.
10161 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
10164 * unwind-dw2.c (uw_init_context_1): Mark noinline.
10165 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
10166 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
10168 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
10170 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
10171 block, ensure it has an exit edge. Emit a barrier after a jump.
10173 2009-09-07 Nick Clifton <nickc@redhat.com>
10175 * gcc.c (this_is_linker_script): New variable. Like
10176 this_is_library_file but for the %T constructor.
10177 (end_going_arg): If this_is_linker_script is set then locate the
10178 script and insert a --script switch before it
10179 (do_spec_2): Initialise this_is_linker_script.
10180 (do_spec_1): Likewise. Handle %T construct.
10181 (eval_spec_function): Preserve this_is_linker_script.
10182 * doc/invoke.texi: Document %T construct in spec files.
10183 * config/m32c/m32c.h (LIB_SPEC): Use it.
10185 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10187 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
10188 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
10189 when volatile flag is set.
10190 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
10192 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
10195 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
10196 (combine_stack_adjustments_for_block): Allow insns between stack
10197 adjustments and stores with corresponding pre-(dec|inc)rement or
10198 pre-modify operation.
10200 2009-09-06 Jakub Jelinek <jakub@redhat.com>
10203 * combine-stack-adj.c (struct csa_memlist): Rename to...
10204 (struct csa_reflist): ... this. Rename mem field to ref.
10205 (free_csa_memlist): Rename to...
10206 (free_csa_reflist): ... this.
10207 (record_one_stack_memref): Rename to...
10208 (record_one_stack_ref): ... this. Handle also REG_P.
10209 (try_apply_stack_adjustment): Handle also REG_P.
10210 (struct record_stack_memrefs_data): Rename to...
10211 (struct record_stack_refs_data): ... this. Rename memlist field to
10213 (record_stack_memrefs): Rename to...
10214 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
10215 subexpressions instead of failing when a MEM contains SP references.
10216 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
10217 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
10219 2009-09-06 Richard Guenther <rguenther@suse.de>
10221 PR middle-end/41144
10222 * tree.c (build_array_type): Do not record types marked
10223 with structural equality in the canonical type hashtable.
10225 2009-09-06 Richard Guenther <rguenther@suse.de>
10227 PR middle-end/41261
10228 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
10230 2009-09-05 Richard Guenther <rguenther@suse.de>
10232 PR middle-end/41181
10233 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
10235 2009-09-05 Richard Guenther <rguenther@suse.de>
10238 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
10240 2009-09-05 Richard Guenther <rguenther@suse.de>
10242 PR middle-end/41271
10243 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
10244 before comparing function argument types.
10246 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10249 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
10252 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
10255 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10257 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10258 locators before emit_insn is called.
10260 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
10263 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
10264 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
10265 (reginfo_init): Don't call allocate_reg_info.
10267 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
10270 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
10271 NONDEBUG_INSN_P instead of INSN_P.
10273 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10276 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
10278 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10281 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
10282 pattern of the split.
10284 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10286 * toplev.c (process_options): Move setter of flag_var_tracking
10287 before other tests that depend on it. Move down setter of
10288 flag_rename_registers. Don't enable var-tracking-assignments
10289 by default if selective scheduling is enabled. Warn if both
10292 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10294 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
10295 comment. Use switch statement to catch overlaps between rtx
10296 and tree codes. Accept FUNCTION_DECLs in addition to those in...
10297 (IS_DECL_CODE): ... here. Remove.
10298 (check_value_is_not_decl): Remove.
10299 (dv_from_decl, dv_from_value): Check after conversion.
10301 2009-09-04 Richard Guenther <rguenther@suse.de>
10303 PR middle-end/41257
10304 * (cgraph_finalize_compilation_unit): Move finalizing aliases
10305 after emitting tunks. Move emitting thunks and ctors from ...
10306 (cgraph_optimize): ... here. Remove redundant
10307 cgraph_analyze_functions.
10308 * varasm.c (find_decl_and_mark_needed): Remove no longer
10310 (finish_aliases_1): Adjust check for thunk aliases.
10312 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
10314 * config/arm/arm.md (ctzsi2): Added braces
10315 to avoid warning that broke booststrap.
10317 2009-09-04 Martin Jambor <mjambor@suse.cz>
10319 PR tree-optimization/41112
10320 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
10321 handle variable-bounded arrays.
10322 (expr_with_var_bounded_array_refs_p): New function.
10323 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
10325 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
10327 * config/s390/2097.md: Removed two incorrect bypasses.
10328 (z10_fsimpdf): Fixed latency.
10329 (z10_fhex): New insn_reservation.
10330 (z10_floaddf): Fixed latency.
10331 (z10_floadsf): Fixed latency.
10332 (z10_ftrunctf): Fixed latency.
10333 (z10_ftruncdf): Fixed latency.
10334 * config/s390/s390.c (z10_cost): Fixed values.
10335 (s390_adjust_priority): Added z10 path.
10336 * config/s390/s390.md (type): Added fhex.
10337 (*mov<mode>_64dfp): Updated type attribute.
10338 (*mov<mode>_64): Updated type attribute.
10339 (*mov<mode>_31): Updated type attribute.
10340 (*mov<mode>"): Likewise.
10341 * config/s390/2084.md (x_fsimpdf): Updated condition.
10343 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
10345 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
10346 RTXs in the predicate for operand 1.
10348 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
10350 * config/arm/arm.md (UNSPEC_RBIT): New constant.
10351 (rbitsi2): New insn.
10352 (ctzsi2): New expand.
10353 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
10355 2009-09-03 Martin Jambor <mjambor@suse.cz>
10357 * tree-sra.c (duplicate_expr_for_different_base): Removed.
10358 (create_artificial_child_access): Use build_ref_for_offset instead
10359 of duplicate_expr_for_different_base.
10360 (propagate_subacesses_accross_link): Likewise.
10362 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
10364 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
10366 (mips16e_collect_argument_saves): Skip debug instructions.
10367 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
10368 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
10369 (r10k_insert_cache_barriers): Likewise.
10370 (mips_reorg_process_insns): Likewise.
10372 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
10375 * ira.c (update_equiv_reg): Remove check on class likely spill.
10377 2009-09-03 Jakub Jelinek <jakub@redhat.com>
10380 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10381 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
10385 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10386 the stack slot if it is passed by invisible reference.
10387 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
10388 by invisible reference.
10390 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10392 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10393 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10394 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10396 * config/bfin/sync.md: New file.
10397 * config/bfin/bfin.md: Include it.
10398 (UNSPEC_ATOMIC): New.
10399 (UNSPEC_ONES): Provide a unique number.
10401 From Jie Zhang <jie.zhang@analog.com>:
10402 * config/bfin/bfin.c (ret_regs): New.
10403 (must_save_fp_p): Don't return true because of frame_pointer_needed.
10404 (must_save_rets_p): New.
10405 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10406 current_function_is_leaf.
10407 (do_link): Likewise.
10408 (do_unlink): Likewise.
10409 (expand_interrupt_handler_prologue): Use ret_regs array.
10410 (expand_interrupt_handler_epilogue): Use ret_regs array and
10411 pass return register to gen_return_internal.
10412 (bfin_expand_epilogue): Pass return register to
10413 gen_return_internal.
10414 (bfin_expand_call): Explicitly clobber RETS.
10415 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10416 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10417 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10418 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10420 (return_internal): Take a reg rtx rather than the register number.
10422 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10424 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10425 when comparing against estimated_loop_iterations_int return.
10427 2009-09-03 Richard Guenther <rguenther@suse.de>
10429 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10430 eh_personality_libfunc.
10432 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10434 * tree-parloops.c (separate_decls_in_region): Add space.
10436 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10438 * tree-parloops.c (separate_decls_in_region): Change the condition
10439 checking if there are reductions in the loop.
10441 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10443 PR tree-optimization/38275
10444 * tree-parloops.c (parallelize_loops): Replace profitability condition
10445 for expected number of iterations.
10447 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10449 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10450 (bootstrap-debug): Explain conditions in which it becomes default.
10451 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10454 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10456 * doc/invoke.texi (Optimize Options): Move
10457 -finline-small-functions to the -O2 list.
10459 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10461 * toplev.c (process_options): Enable var-tracking-assignments
10462 by default if var-tracking is enabled.
10464 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10466 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10468 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10469 * rtl.h (prev_nonnote_insn_bb): Declare it.
10471 2009-09-03 Diego Novillo <dnovillo@google.com>
10473 * cgraph.c (cgraph_node_for_decl): New.
10474 * cgraph.h (cgraph_node_for_decl): Declare.
10475 * tree.c (host_integerp): Return 0 if T is NULL.
10477 2009-09-03 Diego Novillo <dnovillo@google.com>
10479 * tree.h (struct alias_pair): Move from varasm.c.
10480 (alias_pairs): Likewise.
10481 (TYPE_MAXVAL): Define.
10482 (TYPE_MINVAL): Define.
10483 (iterative_hash_host_wide_int): Declare.
10484 (remove_unreachable_alias_pairs): Declare.
10485 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10486 * diagnostic.c (default_diagnostic_starter): Make extern.
10487 (default_diagnostic_finalizer): Make extern.
10488 * diagnostic.h (default_diagnostic_starter): Declare.
10489 (default_diagnostic_finalizer): Declare.
10490 (default_tree_printer): Declare.
10491 * toplev.c (default_tree_printer): Make extern.
10493 2009-09-03 Richard Guenther <rguenther@suse.de>
10494 Diego Novillo <dnovillo@google.com>
10496 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10497 * cgraphunit.c (cgraph_expand_function): Do not emit
10498 associated thunks from here.
10499 (cgraph_emit_thunks): New.
10500 (cgraph_optimize): Call it.
10501 Return if any IPA pass finds an error.
10502 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10505 2009-09-03 Simon Baldwin <simonb@google.com>
10506 Rafael Espindola <espindola@google.com>
10507 Richard Guenther <rguenther@suse.de>
10508 Doug Kwan <dougkwan@google.com>
10509 Diego Novillo <dnovillo@google.com>
10511 * tree.c: Include tree-pass.h, langhooks-def.h,
10512 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10513 (free_lang_data_in_type): New.
10514 (need_assembler_name_p): New.
10515 (free_lang_data_in_block): New.
10516 (free_lang_data_in_decl): New.
10517 (struct free_lang_data_d): New.
10518 (add_tree_to_fld_list): New.
10519 (find_decls_types_r): New.
10520 (get_eh_types_for_runtime): New.
10521 (find_decls_types_in_eh_region): New.
10522 (find_decls_types_in_node): New.
10523 (find_decls_types_in_var): New.
10524 (free_lang_data_in_cgraph): New.
10525 (free_lang_data): New.
10526 (gate_free_lang_data): New.
10527 (pass_ipa_free_lang_data): New.
10529 2009-09-03 Diego Novillo <dnovillo@google.com>
10531 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10532 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10533 (lang_hooks): Remove const qualifier.
10534 * ipa.c (cgraph_remove_unreachable_nodes): Call
10535 remove_unreachable_alias_pairs.
10536 * except.c (add_type_for_runtime): Check if TYPE has
10537 already been converted.
10538 (lookup_type_for_runtime): Likewise.
10539 (check_handled): Handle converted types.
10540 * varasm.c (remove_unreachable_alias_pairs): New.
10541 * gimple.c: Include demangle.h.
10542 (gimple_decl_printable_name): New.
10543 (gimple_fold_obj_type_ref): New.
10544 * gimple.h (gimple_decl_printable_name): Declare.
10545 (gimple_fold_obj_type_ref): Declare.
10546 * passes.c (init_optimization_passes): Add pass
10547 pass_ipa_free_lang_data.
10548 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10549 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10551 2009-09-03 Diego Novillo <dnovillo@google.com>
10553 * c-lang.c (lang_hooks): Remove const qualifier.
10555 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10557 * doc/install.texi (*-*-freebsd*): Update target information.
10559 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10561 * hard-reg-set.h (call_fixed_regs): Remove.
10562 * reginfo.c (call_fixed_regs): Remove.
10563 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10564 (globalize_reg): Don't use call_fixed_regs.
10565 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10568 2009-09-01 Michael Matz <matz@suse.de>
10570 * expr.h (emit_storent_insn, expand_expr_real_1,
10571 expand_expr_real_2): Declare.
10572 * expr.c (emit_storent_insn, expand_expr_real_1,
10573 expand_expr_real_2): Export.
10574 (store_expr): Setting and evaluating dont_return_target is useless.
10575 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10576 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10577 * except.c (expand_resx_expr): Rename to ...
10578 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10579 * except.h (expand_resx_stmt): Declare.
10580 * stmt.c: Add include gimple.h
10581 (expand_asm_expr): Rename to ...
10582 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10583 (expand_case): Rewrite to take gimple statement.
10584 * tree.h (expand_asm_stmt): Declare.
10585 (expand_case): Change prototype.
10586 * Makefile.in (stmt.o): Depend on gimple.h.
10587 * builtins.c (expand_builtin_synchronize): Build gimple asm
10588 statement, not an ASM_EXPR.
10589 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10590 gimple_to_tree, release_stmt_tree): Remove.
10591 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10592 ggc_free, but hold comparison code and operands separately.
10593 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10594 (expand_call_stmt, expand_gimple_stmt_1,
10595 expand_gimple_stmt): New helpers.
10596 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10597 release_stmt_tree. Call expand_gimple_stmt instead.
10598 (expand_gimple_basic_block): Ditto.
10600 * calls.c (emit_call_1): Don't look at EH regions here, make
10601 fntree parameter useless.
10602 (expand_call): New local rettype for TREE_TYPE(exp), use it
10603 throughout. Remove local p, use addr instead.
10604 Don't look at EH regions here.
10606 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10608 * doc/invoke.texi (-fsched-pressure): Document it.
10609 (-fsched-reg-pressure-heuristic): Remove it.
10611 * reload.c (ira.h): Include.
10612 (find_reloads): Add choosing reload on number of small spilled
10615 * haifa-sched.c (ira.h): Include.
10616 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10617 saved_reg_pressure, curr_reg_live, saved_reg_live,
10618 region_ref_regs): New variables.
10619 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10620 initiate_reg_pressure_info, setup_ref_regs,
10621 initiate_bb_reg_pressure_info, save_reg_pressure,
10622 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10624 (setup_insn_reg_pressure_info): New function.
10625 (rank_for_schedule): Add pressure checking and insn issue time.
10626 Remove comparison of insn reg weights.
10627 (ready_sort): Set insn reg pressure info.
10628 (update_register_pressure, setup_insn_max_reg_pressure,
10629 update_reg_and_insn_max_reg_pressure,
10630 sched_setup_bb_reg_pressure_info): New functions.
10631 (schedule_insn): Add code for printing and updating reg pressure info.
10632 (find_set_reg_weight, find_insn_reg_weight): Remove.
10633 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10634 (debug_ready_list): Print reg pressure info.
10635 (schedule_block): Ditto. Check insn issue time.
10636 (sched_init): Set up sched_pressure_p. Allocate and set up some
10637 reg pressure related info.
10638 (sched_finish): Free some reg pressure related info.
10639 (fix_tick_ready): Make insn always ready if pressure_p.
10640 (init_h_i_d): Don't call find_insn_reg_weight.
10641 (haifa_finish_h_i_d): Free insn reg pressure info.
10643 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10644 ira_memory_move_cost, ira_class_hard_regs,
10645 ira_class_hard_regs_num, ira_no_alloc_regs,
10646 ira_available_class_regs, ira_reg_class_cover_size,
10647 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10649 * ira-lives.c (single_reg_class): Check mode to find how many
10650 registers are necessary for operand.
10651 (ira_implicitly_set_insn_hard_regs): New.
10653 * common.opt (fsched-pressure): New options.
10654 (fsched-reg-pressure-heuristic): Remove.
10656 * ira.c (setup_eliminable_regset): Rename to
10657 ira_setup_eliminable_regset. Make it external.
10658 (expand_reg_info): Pass cover class to setup_reg_classes.
10659 (ira): Call resize_reg_info instead of allocate_reg_info.
10661 * sched-deps.c: Include ira.h.
10662 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
10663 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
10664 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
10665 mark_insn_hard_regno_birth, mark_insn_reg_birth,
10666 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
10667 mark_insn_reg_store, mark_insn_reg_clobber,
10668 setup_insn_reg_pressure_info): New.
10669 (sched_analyze_1): Update implicit_reg_pending_uses.
10670 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
10671 Use them to create dependencies. Set insn reg uses and pressure
10672 info. Process reg_pending_uses in one place.
10673 (free_deps): Free implicit sets.
10674 (remove_from_deps): Remove implicit sets if necessary. Check
10675 implicit sets when clearing reg_last_in_use.
10676 (init_deps_global): Clear implicit_reg_pending_clobbers and
10677 implicit_reg_pending_uses.
10679 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10680 ira_memory_move_cost, ira_class_hard_regs,
10681 ira_class_hard_regs_num, ira_no_alloc_regs,
10682 ira_available_class_regs, ira_reg_class_cover_size,
10683 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
10684 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
10685 ira_implicitly_set_insn_hard_regs): New prototypes.
10687 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
10688 cost_elements_num): New variables.
10689 (allocno_costs, total_costs): Rename to costs and
10690 total_allocno_costs.
10691 (COSTS_OF_ALLOCNO): Rename to COSTS.
10692 (allocno_pref): Rename to pref.
10693 (allocno_pref_buffer): Rename to pref_buffer.
10694 (common_classes): Rename to regno_cover_class.
10696 (record_reg_classes): Set allocno attributes only if allocno_p.
10697 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
10698 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
10699 and COSTS_OF_ALLOCNO.
10700 (print_costs): Rename to print_allocno_costs.
10701 (print_pseudo_costs): New.
10702 (process_bb_node_for_costs): Split into 2 functions with new
10703 function process_bb_for_costs. Pass BB to process_bb_for_costs.
10704 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
10705 new parameter dump_file. Use cost_elements_num instead of
10706 ira_allocnos_num. Make one iteration if preferred classes were
10707 already calculated for scheduler. Make 2 versions of code
10708 depending on allocno_p.
10709 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
10710 regno_cover_class and COSTS instead of common_classes and
10712 (init_costs, finish_costs): New.
10713 (ira_costs): Set up allocno_p and cost_elements_num. Call
10714 init_costs and finish_costs.
10715 (ira_set_pseudo_classes): New.
10717 * rtl.h (allocate_reg_info): Remove.
10718 (resize_reg_info): Change return type.
10719 (reg_cover_class): New.
10720 (setup_reg_classes): Add new parameter.
10722 * sched-int.h (struct deps_reg): New member implicit_sets.
10723 (sched_pressure_p, sched_regno_cover_class): New external definitions.
10724 (INCREASE_BITS): New macro.
10725 (struct reg_pressure_data, struct reg_use_data): New.
10726 (struct _haifa_insn_data): Remove reg_weight. Add members
10727 reg_pressure, reg_use_list, reg_set_list, and
10728 reg_pressure_excess_cost_change.
10729 (struct deps): New member implicit_sets.
10730 (pressure_p): New variable.
10731 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
10732 (struct reg_pressure_data, struct reg_use_data): New.
10733 (INSN_REG_WEIGHT): Remove.
10734 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
10735 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
10736 (sched_init_region_reg_pressure_info,
10737 sched_setup_bb_reg_pressure_info): New prototypes.
10739 * reginfo.c (struct reg_pref): New member coverclass.
10740 (reg_cover_class): New function.
10741 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
10742 (reg_info_size): New variable.
10743 (allocate_reg_info): Make static. Setup reg_info_size.
10744 (resize_reg_info): Use reg_info_size. Return flag of resizing.
10745 (setup_reg_classes): Add a new parameter. Setup cover class too.
10747 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
10750 * sched-rgn.c (deps_join): Set up implicit_sets.
10751 (schedule_region): Set up region and basic blocks pressure
10754 * passes.c (init_optimization_passes): Move
10755 pass_subregs_of_mode_init before pass_sched.
10757 2009-09-02 Martin Jambor <mjambor@suse.cz>
10759 * tree-sra.c (struct access): New field grp_hint.
10760 (dump_access): Dump grp_hint.
10761 (sort_and_splice_var_accesses): Set grp_hint if a group is read
10763 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
10764 those which have been specifically read and somehow written to.
10765 (propagate_subacesses_accross_link): Set grp_hint of right child and
10766 also possibly of the left child.
10768 2009-09-02 Jakub Jelinek <jakub@redhat.com>
10770 * tree-object-size.c (addr_object_size): Always use object_size_type
10771 0 or 2 when determining the pointer pointed object size.
10773 2009-09-02 Richard Guenther <rguenther@suse.de>
10776 2009-08-31 Richard Guenther <rguenther@suse.de>
10778 * builtins.c (fold_builtin_memory_op): Use the alias oracle
10779 to query if the memory regions for memmove overlap.
10780 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
10781 asserts on pointers, instead deal with odd trees.
10782 (ptr_derefs_may_alias_p): Likewise.
10783 (refs_may_alias_p_1): Constructor bases also never alias.
10785 2009-08-01 Christian Bruel <christian.bruel@st.com>
10788 2009-07-31 Christian Bruel <christian.bruel@st.com>
10789 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
10791 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
10793 * doc/invoke.texi (-fvar-tracking-assignments): New.
10794 (-fvar-tracking-assignments-toggle): New.
10795 (-fdump-final-insns=file): Mark filename as optional.
10796 (--param min-nondebug-insn-uid): New.
10797 (-gdwarf-@{version}): Mention version 4.
10798 * opts.c (common_handle_option): Accept it.
10799 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
10800 * regrename.c (regrename_optimize): Drop last. Don't count debug
10801 insns as uses. Don't reject change because of debug insn.
10802 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
10803 from the chain starter, and check for inexact matches in DEBUG_INSNS.
10804 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
10805 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
10806 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
10807 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
10808 * doc/gimple.texi (is_gimple_debug): New.
10809 (gimple_debug_bind_p): New.
10810 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
10811 * doc/install.texi (bootstrap-debug): More details.
10812 (bootstrap-debug-big, bootstrap-debug-lean): Document.
10813 (bootstrap-debug-lib): More details.
10814 (bootstrap-debug-ckovw): Update.
10815 (bootstrap-time): New.
10816 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
10817 (insert_phi_nodes_for): Insert debug stmts.
10818 (rewrite_stmt): Take iterator. Insert debug stmts.
10819 (rewrite_enter_block): Adjust.
10820 (maybe_replace_use_in_debug_stmt): New.
10821 (rewrite_update_stmt): Use it.
10822 (mark_use_interesting): Return early for debug stmts.
10823 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
10824 stmts before replacing stmt.
10825 (move_computations_stmt): Likewise.
10826 * ira-conflicts.c (add_copies): Skip debug insns.
10827 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
10828 (regstat_bb_compute_ri): Skip debug insns.
10829 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
10830 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
10831 check_loop_closed_ssa_stmt): Skip debug stmts.
10832 * tree-tailcall.c (find_tail_calls): Likewise.
10833 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
10834 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
10835 (build_var_debug_value_stat): Declare.
10836 (build_var_debug_value): Define.
10837 (target_for_debug_bind): Declare.
10838 * reload.c (find_equiv_reg): Skip debug insns.
10839 * rtlanal.c (reg_used_between_p): Skip debug insns.
10840 (side_effects_p): Likewise.
10841 (canonicalize_condition): Likewise.
10842 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
10843 insns never depend on debug insns.
10844 (create_ddg_dep_no_link): Likewise.
10845 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
10846 Don't add inter-loop dependencies for debug insns.
10847 (build_intra_loop_deps): Likewise.
10848 (create_ddg): Count debug insns.
10849 * ddg.h (struct ddg::num_debug): New.
10850 (num_backargs): Pair up with previous int field.
10851 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
10852 -fcompare-debug-second.
10853 * final.c (get_attr_length_1): Skip debug insns.
10854 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
10855 * gcc.c (invoke_as): Call compare-debug-dump-opt.
10856 (driver_self_specs): Map -fdump-final-insns to
10857 -fdump-final-insns=..
10858 (get_local_tick): New.
10859 (compare_debug_dump_opt_spec_function): Test for . argument and
10860 compute output name. Compute temp output spec without flag name.
10861 Compute -frandom-seed.
10862 (OPT): Undef after use.
10863 * cfgloopanal.c (num_loop_insns): Skip debug insns.
10864 (average_num_loop_insns): Likewise.
10865 * params.h (MIN_NONDEBUG_INSN_UID): New.
10866 * gimple.def (GIMPLE_DEBUG): New.
10867 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
10868 * auto-inc-dec.c (merge_in_block): Skip debug insns.
10869 (merge_in_block): Fix whitespace.
10870 * toplev.c (flag_var_tracking): Update comment.
10871 (flag_var_tracking_assignments): New.
10872 (flag_var_tracking_assignments_toggle): New.
10873 (process_options): Don't open final insns dump file if we're not
10874 going to write to it. Compute defaults for var_tracking.
10875 * df-scan.c (df_insn_rescan_debug_internal): New.
10876 (df_uses_record): Handle debug insns.
10877 * haifa-sched.c (ready): Initialize n_debug.
10878 (contributes_to_priority): Skip debug insns.
10879 (dep_list_size): New.
10880 (priority): Use it.
10881 (rank_for_schedule): Likewise. Schedule debug insns as soon as
10882 they're ready. Disregard previous debug insns to make decisions.
10883 (queue_insn): Never queue debug insns.
10884 (ready_add, ready_remove_first, ready_remove): Count debug insns.
10885 (schedule_insn): Don't reject debug insns because of issue rate.
10886 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
10887 (queue_to_ready): Skip and discount debug insns.
10888 (choose_ready): Let debug insns through.
10889 (schedule_block): Check boundary debug insns. Discount debug
10890 insns, schedule them early. Adjust whitespace.
10891 (set_priorities): Check for boundary debug insns.
10892 (add_jump_dependencies): Use dep_list_size.
10893 (prev_non_location_insn): New.
10894 (check_cfg): Use it.
10895 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
10897 (remove_unused_ivs): Reset debug stmts.
10898 * modulo-sched.c (const_iteration_count): Skip debug insns.
10899 (res_MII): Discount debug insns.
10900 (loop_single_full_bb_p): Skip debug insns.
10901 (sms_schedule): Likewise.
10902 (sms_schedule_by_order): Likewise.
10903 (ps_has_conflicts): Likewise.
10904 * caller-save.c (refmarker_fn): New.
10905 (save_call_clobbered_regs): Replace regs with saved mem in
10907 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
10908 Call refmarker_fn mark for hardregnos.
10909 (mark_reg_as_referenced): New.
10910 (replace_reg_with_saved_mem): New.
10911 * ipa-pure-const.c (check_stmt): Skip debug stmts.
10912 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
10914 (cse_extended_basic_block): Skip debug insns.
10915 (count_reg_usage): Likewise.
10916 (is_dead_reg): New, split out of...
10917 (set_live_p): ... here.
10918 (insn_live_p): Use it for debug insns.
10919 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
10920 (execute_optimize_stdarg): Likewise.
10921 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
10922 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
10923 changes in debug stmts as changes.
10924 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
10925 (moveup_expr): Don't move across debug insns. Don't move
10926 debug insn if it would create a bookkeeping block.
10927 (moveup_expr_cached): Don't use cache for debug insns that
10928 are heads of blocks.
10929 (compute_av_set_inside_bb): Skip debug insns.
10930 (sel_rank_for_schedule): Schedule debug insns first. Remove
10932 (block_valid_for_bookkeeping_p); Support lax searches.
10933 (create_block_for_bookkeeping): Adjust block numbers when
10934 encountering debug-only blocks.
10935 (find_place_for_bookkeeping): Deal with debug-only blocks.
10936 (generate_bookkeeping_insn): Accept no place to insert.
10937 (remove_temp_moveop_nops): New argument full_tidying.
10938 (prepare_place_to_insert): Deal with debug insns.
10939 (advance_state_on_fence): Debug insns don't start cycles.
10940 (update_boundaries): Take fence as argument. Deal with
10942 (schedule_expr_on_boundary): No full_tidying on debug insns.
10943 (fill_insns): Deal with debug insns.
10944 (track_scheduled_insns_and_blocks): Don't count debug insns.
10945 (need_nop_to_preserve_insn_bb): New, split out of...
10946 (remove_insn_from_stream): ... this.
10947 (fur_orig_expr_not_found): Skip debug insns.
10948 * rtl.def (VALUE): Move up.
10950 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
10951 (nearest_common_dominator_of_uses): Take debug_stmts argument.
10952 Set it if debug stmts are found.
10953 (statement_sink_location): Skip debug stmts. Propagate
10954 moving defs into debug stmts.
10955 * ifcvt.c (first_active_insn): Skip debug insns.
10956 (last_active_insns): Likewise.
10957 (cond_exec_process_insns): Likewise.
10958 (noce_process_if_block): Likewise.
10959 (check_cond_move_block): Likewise.
10960 (cond_move_convert_if_block): Likewise.
10961 (block_jumps_and_fallthru_p): Likewise.
10962 (dead_or_predicable): Likewise.
10963 * dwarf2out.c (debug_str_hash_forced): New.
10964 (find_AT_string): Add comment.
10965 (gen_label_for_indirect_string): New.
10966 (get_debug_string_label): New.
10967 (AT_string_form): Use it.
10968 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
10969 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
10970 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
10971 several operations that cannot be represented with DWARF opcodes.
10972 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
10973 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
10974 (dwarf2out_var_location): Take during-call mark into account.
10975 (output_indirect_string): Update comment. Output if there are
10976 label and references.
10977 (prune_indirect_string): New.
10978 (prune_unused_types): Call it if debug_str_hash_forced.
10979 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
10980 (dw_long_long_const): Remove.
10981 (struct dw_val_struct): Change val_long_long type to rtx.
10982 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
10983 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
10984 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
10985 component instead of HOST_BITS_PER_LONG.
10986 (output_loc_operands): Likewise. For const8* assert
10987 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
10988 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
10989 rather than HOST_BITS_PER_LONG is >= 64.
10990 (add_AT_long_long): Remove val_hi and val_lo arguments, add
10992 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
10993 HOST_BITS_PER_LONG for dw_val_class_long_long.
10994 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
10995 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
10996 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
10998 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
10999 Handle DW_OP_implicit_value.
11000 (extract_int): Move prototype earlier.
11001 (mem_loc_descriptor): For SUBREG punt if inner
11002 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
11003 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
11004 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
11005 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
11006 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
11007 instead of Pmode size.
11008 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
11009 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
11010 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
11011 (concat_loc_descriptor, concatn_loc_descriptor,
11012 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
11013 (add_location_or_const_value_attribute): Likewise. For single
11014 location loc_lists attempt to use add_const_value_attribute
11015 for constant decls. Add DW_AT_const_value even if
11016 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
11018 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
11019 (control_flow_insn_p): Likewise.
11020 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
11021 (separate_decls_in_region_debug_bind): New.
11022 (separate_decls_in_region): Process debug bind stmts afterwards.
11023 * recog.c (verify_changes): Handle debug insns.
11024 (extract_insn): Likewise.
11025 (peephole2_optimize): Skip debug insns.
11026 * dse.c (scan_insn): Skip debug insns.
11027 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
11029 (setup_id_for_insn): Handle debug insns.
11030 (maybe_tidy_empty_bb): Adjust whitespace.
11031 (tidy_control_flow): Skip debug insns.
11032 (sel_remove_insn): Adjust for debug insns.
11033 (sel_estimate_number_of_insns): Skip debug insns.
11034 (create_insn_rtx_from_pattern): Handle debug insns.
11035 (create_copy_of_insn_rtx): Likewise.
11036 * sel-sched-.h (sel_bb_end): Declare.
11037 (sel_bb_empty_or_nop_p): New.
11038 (get_all_loop_exits): Use it.
11039 (_eligible_successor_edge_p): Likewise.
11040 (return_nop_to_pool): Adjust.
11041 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
11042 * ira-lives.c (process_bb_node_lives): Skip debug insns.
11043 * gimple-pretty-print.c (dump_gimple_debug): New.
11044 (dump_gimple_stmt): Use it.
11045 (dump_bb_header): Skip gimple debug stmts.
11046 * regmove.c (optimize_reg_copy_1): Discount debug insns.
11047 (fixup_match_2): Likewise.
11048 (regmove_backward_pass): Likewise. Simplify combined
11049 replacement. Handle debug insns.
11050 * function.c (instantiate_virtual_regs): Handle debug insns.
11051 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
11052 * print-rtl.h: Include cselib.h.
11053 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
11054 * df.h (df_inns_rescan_debug_internal): Declare.
11055 * gcse.c (alloc_hash_table): Estimate n_insns.
11056 (cprop_insn): Don't regard debug insns as changes.
11057 (bypass_conditional_jumps): Skip debug insns.
11058 (one_pre_gcse_pass): Adjust.
11059 (one_code_hoisting_pass): Likewise.
11060 (compute_ld_motion_mems): Skip debug insns.
11061 (one_cprop_pass): Adjust.
11062 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
11063 (if_convertible_stmt_p): Handle debug stmts.
11064 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
11065 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
11066 * ira-build.c (create_bb_allocnos): Skip debug insns.
11067 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
11068 (has_single_use): Likewise.
11069 (single_imm_use): Likewise.
11070 (num_imm_uses): Likewise.
11071 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
11072 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
11073 (create_outofssa_var_map): Likewise.
11074 * lower-subreg.c (adjust_decomposed_uses): New.
11075 (resolve_debug): New.
11076 (decompose_multiword_subregs): Use it.
11077 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
11078 * emit-rtl.c: Include params.h.
11079 (cur_debug_insn_uid): Define.
11080 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
11081 (copy_rtx_if_shared_1): Handle debug insns.
11082 (reset_used_flags): Likewise.
11083 (set_used_flags): LIkewise.
11084 (get_max_insn_count): New.
11085 (next_nondebug_insn): New.
11086 (prev_nondebug_insn): New.
11087 (make_debug_insn_raw): New.
11088 (emit_insn_before_noloc): Handle debug insns.
11089 (emit_jump_insn_before_noloc): Likewise.
11090 (emit_call_insn_before_noloc): Likewise.
11091 (emit_debug_insn_before_noloc): New.
11092 (emit_insn_after_noloc): Handle debug insns.
11093 (emit_jump_insn_after_noloc): Likewise.
11094 (emit_call_insn_after_noloc): Likewise.
11095 (emit_debug_insn_after_noloc): Likewise.
11096 (emit_insn_after): Take loc from earlier non-debug insn.
11097 (emit_jump_insn_after): Likewise.
11098 (emit_call_insn_after): Likewise.
11099 (emit_debug_insn_after_setloc): New.
11100 (emit_debug_insn_after): New.
11101 (emit_insn_before): Take loc from later non-debug insn.
11102 (emit_jump_insn_before): Likewise.
11103 (emit_call_insn_before): Likewise.
11104 (emit_debug_insn_before_setloc): New.
11105 (emit_debug_insn_before): New.
11106 (emit_insn): Handle debug insns.
11107 (emit_debug_insn): New.
11108 (emit_jump_insn): Handle debug insns.
11109 (emit_call_insn): Likewise.
11111 (init_emit): Take min-nondebug-insn-uid into account.
11112 Initialize cur_debug_insn_uid.
11113 (emit_copy_of_insn_after): Handle debug insns.
11114 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
11115 location of single rhs in place.
11116 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
11117 (floor_sdiv_adjust): New.
11118 (cell_sdiv_adjust): New.
11119 (cell_udiv_adjust): New.
11120 (round_sdiv_adjust): New.
11121 (round_udiv_adjust): New.
11122 (wrap_constant): Moved from cselib.
11123 (unwrap_constant): New.
11124 (expand_debug_expr): New.
11125 (expand_debug_locations): New.
11126 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
11128 (gimple_expand_cfg): Expand debug locations.
11129 * cselib.c: Include tree-pass.h.
11130 (struct expand_value_data): New.
11131 (cselib_record_sets_hook): New.
11132 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
11133 (cselib_clear_table): Move, and implemnet in terms of...
11134 (cselib_reset_table_with_next_value): ... this.
11135 (cselib_get_next_unknown_value): New.
11136 (discard_useless_locs): Don't discard preserved values.
11137 (cselib_preserve_value): New.
11138 (cselib_preserved_value_p): New.
11139 (cselib_preserve_definitely): New.
11140 (cselib_clear_preserve): New.
11141 (cselib_preserve_only_values): New.
11142 (new_cselib_val): Take rtx argument. Dump it in details.
11143 (cselib_lookup_mem): Adjust.
11144 (expand_loc): Take regs_active in struct. Adjust. Silence
11145 dumps unless details are requested.
11146 (cselib_expand_value_rtx_cb): New.
11147 (cselib_expand_value_rtx): Rename and reimplment in terms of...
11148 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
11149 without details. Copy more subregs. Try to resolve values
11150 using a callback. Wrap constants.
11151 (cselib_subst_to_values): Adjust.
11152 (cselib_log_lookup): New.
11153 (cselib_lookup): Call it.
11154 (cselib_invalidate_regno): Don't count preserved values as useless.
11155 (cselib_invalidate_mem): Likewise.
11156 (cselib_record_set): Likewise.
11157 (struct set): Renamed to cselib_set, moved to cselib.h.
11158 (cselib_record_sets): Adjust. Call hook.
11159 (cselib_process_insn): Reset table when it would be cleared.
11160 (dump_cselib_val): New.
11161 (dump_cselib_table): New.
11162 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
11163 (remove_forwarder_block): Support moving debug stmts.
11164 * cselib.h (cselib_record_sets_hook): Declare.
11165 (cselib_expand_callback): New type.
11166 (cselib_expand_value_rtx_cb): Declare.
11167 (cselib_reset_table_with_next_value): Declare.
11168 (cselib_get_next_unknown_value): Declare.
11169 (cselib_preserve_value): Declare.
11170 (cselib_preserved_value_p): Declare.
11171 (cselib_preserve_only_values): Declare.
11172 (dump_cselib_table): Declare.
11173 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
11174 (try_crossjump_to_edge): Likewise.
11175 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
11176 dominated blocks when debug stmts are present.
11177 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
11178 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
11179 (set_var_live_on_entry): Likewise.
11180 * loop-invariant.c (find_invariants_bb): Skip debug insns.
11181 * cfglayout.c (curr_location, last_location): Make static.
11182 (set_curr_insn_source_location): Don't avoid bouncing.
11183 (get_curr_insn_source_location): New.
11184 (get_curr_insn_block): New.
11185 (duplicate_insn_chain): Handle debug insns.
11186 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
11188 * common.opt (fcompare-debug): Move to sort order.
11189 (fdump-unnumbered-links): Likewise.
11190 (fvar-tracking-assignments): New.
11191 (fvar-tracking-assignments-toggle): New.
11192 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
11193 because of debug stmts.
11194 (mark_stmt_if_obviously_necessary): Mark debug stmts.
11195 (eliminate_unnecessary_stmts): Walk dominated blocks before
11197 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
11198 * ira.c (memref_used_between_p): Skip debug insns.
11199 (update_equiv_regs): Likewise.
11200 * sched-deps.c (sd_lists_size): Accept empty list.
11201 (sd_init_insn): Mark debug insns.
11202 (sd_finish_insn): Unmark them.
11203 (sd_add_dep): Reject non-debug deps on debug insns.
11204 (fixup_sched_groups): Give debug insns group treatment.
11206 (sched_analyze_reg): Don't mark debug insns for sched before call.
11207 (sched_analyze_2): Handle debug insns.
11208 (sched_analyze_insn): Compute next non-debug insn. Handle debug
11210 (deps_analyze_insn): Handle debug insns.
11211 (deps_start_bb): Skip debug insns.
11212 (init_deps): Initialize last_debug_insn.
11213 * tree-ssa.c (target_for_debug_bind): New.
11214 (find_released_ssa_name): New.
11215 (propagate_var_def_into_debug_stmts): New.
11216 (propagate_defs_into_debug_stmts): New.
11217 (verify_ssa): Skip debug bind stmts without values.
11218 (warn_uninialized_vars): Skip debug stmts.
11219 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
11220 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
11221 (rtx_equal_p): Likewise.
11222 * ira-costs.c (scan_one_insn): Skip debug insns.
11223 (process_bb_node_for_hard_reg_moves): Likewise.
11224 * rtl.h (DEBUG_INSN_P): New.
11225 (NONDEBUG_INSN_P): New.
11226 (MAY_HAVE_DEBUG_INSNS): New.
11227 (INSN_P): Accept debug insns.
11228 (RTX_FRAME_RELATED_P): Likewise.
11229 (INSN_DELETED_P): Likewise
11230 (PAT_VAR_LOCATION_DECL): New.
11231 (PAT_VAR_LOCATION_LOC): New.
11232 (PAT_VAR_OCATION_STATUS): New.
11233 (NOTE_VAR_LOCATION_DECL): Reimplement.
11234 (NOTE_VAR_LOCATION_LOC): Likewise.
11235 (NOTE_VAR_LOCATION_STATUS): Likewise.
11236 (INSN_VAR_LOCATION): New.
11237 (INSN_VAR_LOCATION_DECL): New.
11238 (INSN_VAR_LOCATION_LOC): New.
11239 (INSN_VAR_LOCATION_STATUS): New.
11240 (gen_rtx_UNKNOWN_VAR_LOC): New.
11241 (VAR_LOC_UNKNOWN_P): New.
11242 (NOTE_DURING_CALL_P): New.
11243 (SCHED_GROUP_P): Accept debug insns.
11244 (emit_debug_insn_before): Declare.
11245 (emit_debug_insn_before_noloc): Declare.
11246 (emit_debug_insn_beore_setloc): Declare.
11247 (emit_debug_insn_after): Declare.
11248 (emit_debug_insn_after_noloc): Declare.
11249 (emit_debug_insn_after_setloc): Declare.
11250 (emit_debug_insn): Declare.
11251 (make_debug_insn_raw): Declare.
11252 (prev_nondebug_insn): Declare.
11253 (next_nondebug_insn): Declare.
11254 (delegitimize_mem_from_attrs): Declare.
11255 (get_max_insn_count): Declare.
11256 (wrap_constant): Declare.
11257 (unwrap_constant): Declare.
11258 (get_curr_insn_source_location): Declare.
11259 (get_curr_insn_block): Declare.
11260 * tree-inline.c (insert_debug_decl_map): New.
11261 (processing_debug_stmt): New.
11262 (remap_decl): Don't create new mappings in debug stmts.
11263 (remap_gimple_op_r): Don't add references in debug stmts.
11264 (copy_tree_body_r): Likewise.
11265 (remap_gimple_stmt): Handle debug bind stmts.
11266 (copy_bb): Skip debug stmts.
11267 (copy_edges_for_bb): Likewise.
11268 (copy_debug_stmt): New.
11269 (copy_debug_stmts): New.
11270 (copy_body): Copy debug stmts at the end.
11271 (insert_init_debug_bind): New.
11272 (insert_init_stmt): Take id. Skip and emit debug stmts.
11273 (setup_one_parameter): Remap variable earlier, register debug mapping.
11274 (estimate_num_insns): Skip debug stmts.
11275 (expand_call_inline): Preserve debug_map.
11276 (optimize_inline_calls): Check for no debug_stmts left-overs.
11277 (unsave_expr_now): Preserve debug_map.
11278 (copy_gimple_seq_and_replace_locals): Likewise.
11279 (tree_function_versioning): Check for no debug_stmts left-overs.
11280 Init and destroy debug_map as needed. Split edges unconditionally.
11281 (build_duplicate_type): Init and destroy debug_map as needed.
11282 * tree-inline.h: Include gimple.h instead of pointer-set.h.
11283 (struct copy_body_data): Add debug_stmts and debug_map.
11284 * sched-int.h (struct ready_list): Add n_debug.
11285 (struct deps): Add last_debug_insn.
11286 (DEBUG_INSN_SCHED_P): New.
11287 (BOUNDARY_DEBUG_INSN_P): New.
11288 (SCHEDULE_DEBUG_INSN_P): New.
11289 (sd_iterator_cond): Accept empty list.
11290 * combine.c (create_log_links): Skip debug insns.
11291 (combine_instructions): Likewise.
11292 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
11293 return value is always unshared.
11294 (struct rtx_subst_pair): New.
11295 (auto_adjust_pair): New.
11296 (propagate_for_debug_subst): New.
11297 (propagate_for_debug): New.
11298 (try_combine): Skip debug insns. Propagate removed defs into
11300 (next_nonnote_nondebug_insn): New.
11301 (distribute_notes): Use it. Skip debug insns.
11302 (distribute_links): Skip debug insns.
11303 * tree-outof-ssa.c (set_location_for_edge): Likewise.
11304 * resource.c (mark_target_live_regs): Likewise.
11305 * var-tracking.c: Include cselib.h and target.h.
11306 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
11308 (micro_operation_type_name): New.
11309 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
11310 (struct micro_operation_def): Update comments.
11311 (decl_or_value): New type. Use instead of decls.
11312 (struct emit_note_data_def): Add vars.
11313 (struct attrs_def): Use decl_or_value.
11314 (struct variable_tracking_info_def): Add permp, flooded.
11315 (struct location_chain_def): Update comment.
11316 (struct variable_part_def): Use decl_or_value.
11317 (struct variable_def): Make var_part a variable length array.
11318 (valvar_pool): New.
11319 (scratch_regs): New.
11320 (cselib_hook_called): New.
11321 (dv_is_decl_p): New.
11322 (dv_is_value_p): New.
11324 (dv_as_value): New.
11325 (dv_as_opaque): New.
11326 (dv_onepart_p): New.
11328 (IS_DECL_CODE): New.
11329 (check_value_is_not_decl): New.
11330 (dv_from_decl): New.
11331 (dv_from_value): New.
11332 (dv_htab_hash): New.
11333 (variable_htab_hash): Use it.
11334 (variable_htab_eq): Support values.
11335 (variable_htab_free): Free from the right pool.
11336 (attrs_list_member, attrs_list_insert): Use decl_or_value.
11337 (attrs_list_union): Adjust.
11338 (attrs_list_mpdv_union): New.
11339 (tie_break_pointers): New.
11340 (canon_value_cmp): New.
11341 (unshare_variable): Return possibly-modified slot.
11342 (vars_copy_1): Adjust.
11343 (var_reg_decl_set): Adjust. Split out of...
11344 (var_reg_set): ... this.
11345 (get_init_value): Adjust.
11346 (var_reg_delete_and_set): Adjust.
11347 (var_reg_delete): Adjust.
11348 (var_regno_delete): Adjust.
11349 (var_mem_decl_set): Split out of...
11350 (var_mem_set): ... this.
11351 (var_mem_delete_and_set): Adjust.
11352 (var_mem_delete): Adjust.
11355 (val_resolve): New.
11356 (variable_union): Adjust. Speed up merge of 1-part vars.
11357 (variable_canonicalize): Use unshared slot.
11358 (VALUED_RECURSED_INTO): New.
11359 (find_loc_in_1pdv): New.
11360 (struct dfset_merge): New.
11361 (insert_into_intersection): New.
11362 (intersect_loc_chains): New.
11364 (canonicalize_loc_order_check): New.
11365 (canonicalize_values_mark): New.
11366 (canonicalize_values_star): New.
11367 (variable_merge_over_cur): New.
11368 (variable_merge_over_src): New.
11369 (dataflow_set_merge): New.
11370 (dataflow_set_equiv_regs): New.
11371 (remove_duplicate_values): New.
11372 (struct dfset_post_merge): New.
11373 (variable_post_merge_new_vals): New.
11374 (variable_post_merge_perm_vals): New.
11375 (dataflow_post_merge_adjust): New.
11376 (find_mem_expr_in_1pdv): New.
11377 (dataflow_set_preserve_mem_locs): New.
11378 (dataflow_set_remove_mem_locs): New.
11379 (dataflow_set_clear_at_call): New.
11380 (onepart_variable_different_p): New.
11381 (variable_different_p): Use it.
11382 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
11383 (track_expr_p): Add need_rtl parameter. Don't generate rtl
11385 (track_loc_p): Pass it true.
11386 (struct count_use_info): New.
11387 (find_use_val): New.
11388 (replace_expr_with_values): New.
11389 (log_op_type): New.
11390 (use_type): New, partially split out of...
11391 (count_uses): ... this. Count new micro-ops.
11392 (count_uses_1): Adjust.
11393 (count_stores): Adjust.
11394 (count_with_sets): New.
11395 (VAL_NEEDS_RESOLUTION): New.
11396 (VAL_HOLDS_TRACK_EXPR): New.
11397 (VAL_EXPR_IS_COPIED): New.
11398 (VAL_EXPR_IS_CLOBBERED): New.
11399 (add_uses): Adjust. Generate new micro-ops.
11400 (add_uses_1): Adjust.
11401 (add_stores): Generate new micro-ops.
11402 (add_with_sets): New.
11403 (find_src_status): Adjust.
11404 (find_src_set_src): Adjust.
11405 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11406 Handle new micro-ops. Canonicalize value equivalances.
11407 (vt_find_locations): Compute total size of hash tables for
11408 dumping. Perform merge for var-tracking-assignments. Don't
11409 disregard single-block loops.
11410 (dump_attrs_list): Handle decl_or_value.
11411 (dump_variable): Take variable. Deal with decl_or_value.
11412 (dump_variable_slot): New.
11413 (dump_vars): Use it.
11414 (dump_dataflow_sets): Adjust.
11415 (set_slot_part): New, extended to support one-part variables
11416 after splitting out of...
11417 (set_variable_part): ... this.
11418 (clobber_slot_part): New, split out of...
11419 (clobber_variable_part): ... this.
11420 (delete_slot_part): New, split out of...
11421 (delete_variable_part): .... this.
11422 (check_wrap_constant): New.
11423 (vt_expand_loc_callback): New.
11424 (vt_expand_loc): New.
11425 (emit_note_insn_var_location): Adjust. Handle values. Handle
11426 EMIT_NOTE_AFTER_CALL_INSN.
11427 (emit_notes_for_differences_1): Adjust. Handle values.
11428 (emit_notes_for_differences_2): Likewise.
11429 (emit_notes_for_differences): Adjust.
11430 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11431 Adjust. Handle new micro-ops.
11432 (vt_add_function_parameters): Adjust. Create and bind values.
11433 (vt_initialize): Adjust. Initialize scratch_regs and
11434 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11435 operations. Move some code to count_with_sets and add_with_sets.
11436 (delete_debug_insns): New.
11437 (vt_debug_insns_local): New.
11438 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11440 (var_tracking_main): If var-tracking-assignments is enabled
11441 but var-tracking isn't, delete debug insns and leave. Likewise
11442 if we exceed limits or fail the stack adjustments tests, and
11443 after all var-tracking processing.
11444 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11445 (dataflow_set): Add traversed_vars.
11446 (value_chain, const_value_chain): New typedefs.
11447 (value_chain_pool, value_chains): New variables.
11448 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11449 add_value_chains, add_cselib_value_chains, remove_value_chain,
11450 remove_value_chains, remove_cselib_value_chains): New functions.
11451 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11452 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11454 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11455 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11456 (dst_can_be_shared): New variable.
11457 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11458 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11459 different from set->vars, look up slot again instead of using the
11461 (dataflow_set_init): Initialize traversed_vars.
11462 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11463 lookup if set->vars is shared. Don't keep slot cleared before
11464 calling unshare_variable. Unshare set->vars if needed. Adjust
11465 unshare_variable callers. Clear dst_can_be_shared if needed.
11466 Even ->refcount == 1 vars must be unshared if set->vars is shared
11467 and var needs to be modified.
11468 (dataflow_set_union): Set traversed_vars during canonicalization.
11469 (VALUE_CHANGED, DECL_CHANGED): Define.
11470 (set_dv_changed, dv_changed_p): New static inlines.
11471 (track_expr_p): Clear DECL_CHANGED.
11472 (dump_dataflow_sets): Set it.
11473 (variable_was_changed): Call set_dv_changed.
11474 (emit_note_insn_var_location): Likewise.
11475 (changed_variables_stack): New variable.
11476 (check_changed_vars_1, check_changed_vars_2): New functions.
11477 (emit_notes_for_changes): Do nothing if changed_variables is
11478 empty. Traverse changed_variables with check_changed_vars_1,
11479 call check_changed_vars_2 on each changed_variables_stack entry.
11480 (emit_notes_in_bb): Add SET argument. Just clear it at the
11481 beginning, use it instead of local &set, don't destroy it at the end.
11482 (vt_emit_notes): Call dataflow_set_clear early on all
11483 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11484 computed set, dataflow_set_clear also VTI(bb)->in when we are
11485 done with the basic block. Initialize changed_variables_stack,
11486 free it afterwards. If ENABLE_CHECKING verify that after noting
11487 differences to an empty set value_chains hash table is empty.
11488 (vt_initialize): Initialize value_chains and value_chain_pool.
11489 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11490 (variable_tracking_main): Call dump_dataflow_sets before calling
11491 vt_emit_notes, not after it.
11492 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11493 (propagate_var_def_into_debug_stmts): Declare.
11494 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11495 (df_set_note): Reject debug insns.
11496 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11497 add notes to debug insns.
11498 (df_note_bb_compute): Adjust. Likewise.
11499 (df_simulate_uses): Skip debug insns.
11500 (df_simulate_initialize_backwards): Likewise.
11501 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11502 (subst_stack_regs_pat): Reject debug insns.
11503 (convert_regs_1): Handle debug insns.
11504 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11505 (print-rtl.o): Depend on cselib.h.
11506 (cselib.o): Depend on TREE_PASS_H.
11507 (var-tracking.o): Depend on cselib.h and TARGET_H.
11508 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11509 (init_ready_list): Skip boundary debug insns.
11510 (add_branch_dependences): Skip debug insns.
11511 (free_block_dependencies): Check for blocks with only debug insns.
11512 (compute_priorities): Likewise.
11513 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11514 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11516 (gimple_build_debug_bind_stat): New.
11517 (empty_body_p): Skip debug stmts.
11518 (gimple_has_side_effects): Likewise.
11519 (gimple_rhs_has_side_effects): Likewise.
11520 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11521 (gimple_build_debug_bind_stat): Declare.
11522 (gimple_build_debug_bind): Define.
11523 (is_gimple_debug): New.
11524 (gimple_debug_bind_p): New.
11525 (gimple_debug_bind_get_var): New.
11526 (gimple_debug_bind_get_value): New.
11527 (gimple_debug_bind_get_value_ptr): New.
11528 (gimple_debug_bind_set_var): New.
11529 (gimple_debug_bind_set_value): New.
11530 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11531 (gimple_debug_bind_reset_value): New.
11532 (gimple_debug_bind_has_value_p): New.
11533 (gsi_next_nondebug): New.
11534 (gsi_prev_nondebug): New.
11535 (gsi_start_nondebug_bb): New.
11536 (gsi_last_nondebug_bb): New.
11537 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11538 (print_insn): Handle DEBUG_INSN.
11539 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11540 of first insn prevail.
11541 (first_stmt): Skip debug stmts.
11542 (first_non_label_stmt): Likewise.
11543 (last_stmt): Likewise.
11544 (has_zero_uses_1): New.
11545 (single_imm_use_1): New.
11546 (verify_gimple_debug): New.
11547 (verify_types_in_gimple_stmt): Handle debug stmts.
11548 (verify_stmt): Likewise.
11549 (debug_loop_num): Skip debug stmts.
11550 (remove_edge_and_dominated_blocks): Remove dominators last.
11551 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11552 (linearize_expr): Likewise.
11553 * config/i386/i386.c (ix86_delegitimize_address): Call
11554 default implementation.
11555 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11556 (group_barrier_needed): Skip debug insns.
11557 (emit_insn_group_barriers): Likewise.
11558 (emit_all_insn_group_barriers): Likewise.
11559 (ia64_variable_issue): Handle debug insns.
11560 (ia64_dfa_new_cycle): Likewise.
11561 (final_emit_insn_group_barriers): Skip debug insns.
11562 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11563 def cfa without frame.
11564 (process_set): Likewise.
11565 (process_for_unwind_directive): Pass frame on.
11566 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11567 (rs6000_delegitimize_address): New.
11568 (rs6000_debug_adjust_cost): Handle debug insns.
11569 (is_microcoded_insn): Likewise.
11570 (is_cracked_insn): Likewise.
11571 (is_nonpipeline_insn): Likewise.
11572 (insn_must_be_first_in_group): Likewise.
11573 (insn_must_be_last_in_group): Likewise.
11574 (force_new_group): Likewise.
11575 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11576 contains only debug insns.
11577 (rtl_merge_blocks): Skip debug insns.
11578 (purge_dead_edges): Likewise.
11579 (rtl_block_ends_with_call_p): Skip debug insns.
11580 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11581 (mark_reg_dependencies): Skip debug insns.
11582 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11583 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11584 * tree-ssa-threadedge.c
11585 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11586 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11587 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11588 (copyprop_hardreg_forward_1): Handle debug insns.
11589 * reload1.c (reload): Skip debug insns. Replace unassigned
11590 pseudos in debug insns with their equivalences.
11591 (eliminate_regs_in_insn): Skip debug insns.
11592 (emit_input_reload_insns): Skip debug insns at first, adjust
11594 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11595 (get_indirect_ref_operands): Pass opf_no_vops on.
11596 (get_expr_operands): Likewise. Skip debug stmts.
11597 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11599 2009-09-01 Richard Henderson <rth@redhat.com>
11601 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11602 stmt_ends_pp_p statements at least once.
11603 * tree-vrp.c (vrp_initialize): Likewise.
11604 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11606 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11609 Fix AIX bootstrap after PR debug/30161
11610 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11611 that is a GNU extension.
11612 (tmpl_value_parm_die_table): Move the definition of this global
11613 outside #ifdef DWARF2_DEBUGGING_INFO region.
11615 2009-09-01 Richard Guenther <rguenther@suse.de>
11617 * tree.c (tree_expr_size): New function.
11618 * tree.h (tree_expr_size): Declare.
11619 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11620 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11621 * langhooks.c (lhd_expr_size): Remove.
11622 * langhooks.h (struct lang_hooks): Remove expr_size.
11623 * explow.c (expr_size): Use tree_expr_size.
11624 (int_expr_size): Likewise.
11625 * langhooks-def.h (lhd_expr_size): Remove.
11626 (LANG_HOOKS_EXPR_SIZE): Likewise.
11627 (LANG_HOOKS_INITIALIZER): Adjust.
11629 2009-09-01 Richard Guenther <rguenther@suse.de>
11631 * tree-flow.h (mark_addressable): Move declaration ...
11632 * tree.h (mark_addressable): ... here.
11633 * stmt.c (expand_asm_operands): Use mark_addressable, not
11634 lang_hooks.mark_addressable.
11635 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11636 LANG_HOOKS_MARK_ADDRESSABLE.
11637 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11638 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11640 2009-08-31 Chris Demetriou <cgd@google.com>
11642 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11643 vectorize if not TARGET_SSE2.
11645 2009-08-31 DJ Delorie <dj@redhat.com>
11647 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11648 registers if no coprocessor is enabled.
11650 2009-08-31 Dodji Seketeli <dodji@redhat.com>
11653 * cgraph.h (cgraph_get_node): Declare ...
11654 * cgraph.c (cgraph_get_node): ... new function.
11655 * dwarf2out.c (gen_generic_params_dies,
11656 generic_parameter_die, tree_add_const_value_attribute_for_decl,
11657 make_ith_pack_parameter_name,
11658 append_entry_to_tmpl_value_parm_die_table,
11659 gen_remaining_tmpl_value_param_die_attribute): New functions.
11660 (gen_subprogram_die): Generate debug info for template parameters
11661 if debug info level is higher than DINFO_LEVEL_TERSE.
11662 Use tree_add_const_value_attribute_for_decl instead of
11663 tree_add_const_value_attribute.
11664 (gen_const_die): Use tree_add_const_value_attribute_for_decl
11665 instead of tree_add_const_value_attribute.
11666 (gen_struct_or_union_type_die): Generate debug
11667 info for template parameters if debug info level is higher than
11669 (tree_add_const_value_attribute): Handle integral and pointer
11670 constants. Update comment.
11671 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
11672 (dwarf_attr_name): Support DW_AT_GNU_template_name.
11673 (reference_to_unused): Fix thinko. Remove redundant predicates from
11675 (tree_add_const_value_attribute): Make this work for constant
11677 tree_add_const_value_attribute_for_decl is to be used for variable
11679 (add_location_or_const_value_attribute): Use
11680 tree_add_const_value_attribute_for_decl now.
11681 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
11682 DW_TAG_template_value_param DIEs after function DIEs have been
11684 * langhooks.h (lang_hooks_for_types): Add
11685 get_argument_pack_elems.
11686 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
11687 (lang_hooks): Added get_innermost_generic_parms,
11688 get_innermost_generic_args.
11689 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
11690 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
11691 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
11692 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
11694 2009-08-31 DJ Delorie <dj@redhat.com>
11696 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
11697 it once we start generating the prologue or epilogue.
11698 (mep_call_saves_register): If the frame is locked, re-use
11700 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
11701 (mep_expand_prologue): Call it.
11702 (mep_expand_epilogue): Likewise.
11703 (mep_start_function): Use the same logic as mep_expand_prologue.
11704 (mep_pass_by_reference): Make logic more readable.
11705 (mep_return_in_memory): Zero-sized objects are passed in memory.
11706 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
11708 2009-08-31 Richard Guenther <rguenther@suse.de>
11710 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11711 to query if the memory regions for memmove overlap.
11712 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11713 asserts on pointers, instead deal with odd trees.
11714 (ptr_derefs_may_alias_p): Likewise.
11715 (refs_may_alias_p_1): Constructor bases also never alias.
11717 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
11719 * doc/install.texi (Final install): Adjust reference on where to
11720 order printed manuals.
11722 2009-08-30 Olivier Hainque <hainque@adacore.com>
11724 * dwarf2out.c (switch_to_frame_table_section): Move
11725 definition prior to first use.
11727 2009-08-30 Richard Guenther <rguenther@suse.de>
11729 PR tree-optimization/41186
11730 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
11731 (ao_ref_init_from_ptr_and_size): New function.
11732 (ref_maybe_used_by_call_p_1): Be more precise tracking
11733 used ranges for builtin functions.
11734 (ref_maybe_used_by_call_p): Adjust.
11735 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
11736 ranges for builtin functions.
11737 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
11739 2009-08-30 Alan Modra <amodra@bigpond.net.au>
11742 * fwprop.c (get_reg_use_in): Delete.
11743 (free_load_extend): New function.
11744 (forward_propagate_subreg): Use it.
11746 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
11748 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
11750 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
11753 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
11756 2009-08-29 Douglas B Rupp <rupp@gnat.com>
11758 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
11759 fini or fini_array section.
11761 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11763 * graphite-dependences.c (graphite_legal_transform_bb): Call
11764 pbb_remove_duplicate_pdrs.
11765 * graphite-poly.c (can_collapse_pdr): Removed.
11766 (pdr_find_duplicate): Removed.
11767 (can_collapse_pdrs): New.
11768 (pbb_remove_duplicate_pdrs): New.
11769 (new_poly_dr): Do not look for duplicates.
11770 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11771 (PBB_PDR_DUPLICATES_REMOVED): New.
11772 (pbb_remove_duplicate_pdrs): Declared.
11774 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11776 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
11777 the strides by multiplying by PDR_NB_REFS.
11778 * graphite-poly.c (can_collapse_pdr): New.
11779 (pdr_find_duplicate): New.
11780 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
11781 Initialize PDR_NB_REFS.
11782 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11783 (PDR_NB_REFS): New.
11784 (new_poly_dr): Number of subscripts is a graphite_dim_t.
11786 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11788 PR middle-end/40965
11789 * graphite-poly.c (apply_poly_transforms): Remove legality test before
11792 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11794 * graphite-dependences.c (pddr_original_scattering): Return NULL
11795 for read-read dependence relations.
11796 * graphite-poly.h (enum poly_dr_type): Fix comment.
11798 (pdr_write_p): New.
11799 (pdr_may_write_p): New.
11801 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11803 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
11804 (struct poly_dr): Same.
11805 (new_poly_dr): Same.
11806 * graphite-poly.c (new_poly_dr): Same.
11807 * graphite-dependences.c (dot_deps): Disable call to system.
11809 2009-08-28 Cary Coutant <ccoutant@google.com>
11812 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
11813 struct/union/enum types local to a function.
11815 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11816 Sebastian Pop <sebastian.pop@amd.com>
11818 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
11819 pbb_strip_mine_time_depth. Changed the implementation so that
11820 transformation is expressed as a transformation on
11821 time (scatttering) dimensions. Also, ensures that the 2d+1
11822 scheduling format is preserved.
11823 (pbb_strip_mine_profitable_p): Profitability is based on the
11824 iteration number of a given time (scattering) dimension,
11825 and not on a original loop depth dimension.
11826 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
11827 (pbb_do_strip_mine): Call psct_dynamic_dim.
11828 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
11829 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
11830 (pbb_nb_dynamic_scattering_transform): New.
11831 (psct_dynamic_dim): New.
11833 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
11835 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11836 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
11837 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
11838 * graphite-interchange.c (build_linearized_memory_access): Same.
11839 (memory_stride_in_loop): Same.
11841 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11843 * graphite-dependences.c (pddr_original_scattering): New.
11844 (graphite_legal_transform_dr): Call pddr_original_scattering.
11847 * graphite-dependences.h (dot_deps): Declared.
11848 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
11849 (print_pdr): Print PDR_ID.
11850 * graphite-poly.h (struct poly_dr): Add field id.
11853 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
11855 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11857 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
11858 not delete the original dependence relation.
11860 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11862 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
11863 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
11864 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
11865 (free_poly_ddr): New.
11866 (pddr_is_empty): New.
11867 (dependence_polyhedron_1): Now returns a poly_ddr_p.
11868 (dependence_polyhedron): Same. Remove useless gcc_assert.
11870 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
11871 (graphite_carried_dependence_level_k): Call pddr_is_empty.
11872 * graphite-dependences.h (enum poly_dependence_kind): New.
11873 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
11874 (PDRP_SOURCE): Renamed PDDR_SOURCE.
11875 (PDRP_SINK): Renamed PDDR_SINK.
11876 (PDRP_DDP): Renamed PDDR_DDP.
11878 (free_poly_ddr): Declared.
11879 * graphite-poly.c (new_scop): Use the new hash function names.
11880 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
11881 into original_pddrs.
11882 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
11884 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11886 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
11887 bounds with LT_EXPR to make niter analysis more precise on code
11888 generated by Graphite.
11890 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
11892 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
11893 (graphite_legal_transform_bb): Same.
11894 (poly_drs_may_alias_p): Same.
11896 2009-08-28 Richard Guenther <rguenther@suse.de>
11898 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
11900 2009-08-28 Jan Beulich <jbeulich@novell.com>
11902 * config/i386/netware.c: Include langhooks.h.
11903 (i386_nlm_encode_section_info): Simplify.
11904 (netware_override_options): Delete.
11905 * config/i386/netware.h (netware_override_options): Delete
11907 (OVERRIDE_OPTIONS): Delete definition.
11908 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11909 (ASM_COMMENT_START): Define.
11910 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
11912 2009-08-28 Jan Beulich <jbeulich@novell.com>
11914 * configure.ac: For in-tree ld, do a plain version check to
11915 determine whether comdat groups are supported.
11916 * configure: Regenerate.
11918 2009-08-28 Olivier Hainque <hainque@adacore.com>
11920 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
11921 always defined. Reflect definition or absence of such for
11922 COLLECT_EXPORT_LIST. Readability helper.
11923 (scanfilter): New enum, to help control what symbols
11924 are to be considered or ignored by scan_prog_file.
11925 (enum pass): Rename as "scanpass", moved together with scanfilter
11926 prior to scan_prog_file's prototype.
11927 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
11928 Group prototype with the scanpass/scanfilter definitions, factorize
11929 head comments for the several implementations at the prototype.
11930 (main): Reorganize the first pass link control to let AIX
11931 drag only the needed frame tables in executables. Prevent
11932 frame tables collection during the scan aimed at static ctors.
11933 Pre-link and scan for frame tables later to compensate.
11934 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
11935 A C statement to issue assembly directives that create a reference
11936 to the given DWARF table identifier label from the current function
11938 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
11939 to differentiate first time section entry. Only emit a .data
11940 tables start identifier label the first time around.
11941 (switch_to_frame_table_section): New function. Helper for
11942 output_call_frame_info to switch possibly BACK into the eh_frame
11943 or the debug_frame section depending on FOR_EH.
11944 (output_call_frame_info): Use helper to first enter the proper
11946 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
11947 emit a link to the frame table start label from each function
11949 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
11950 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
11951 * config/rs6000/rs6000-protos.h: Declare it.
11952 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
11954 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
11956 * config/sh/sh.c (split_branches): Check the result of
11959 2009-08-27 Steve Ellcey <sje@cup.hp.com>
11961 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
11962 using -pthread -fopenmp
11964 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
11966 * doc/service.texi (service directory): Update URL.
11968 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
11970 PR rtl-optimization/40861
11971 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
11972 extract word from a multi-word subreg for negative byte positions.
11974 2009-08-27 Tristan Gingold <gingold@adacore.com>
11975 Douglas B Rupp <rupp@gnat.com>
11977 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
11978 (SECTION_VMS_OVERLAY): Define.
11979 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
11981 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
11983 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
11984 common_object declarations.
11985 (ia64_section_type_flags): Set section flag for common_object.
11986 * config/ia64/ia64-protos.h
11987 (ia64_vms_output_aligned_decl_common): Declare.
11988 (ia64_vms_elf_asm_named_section): Declare.
11990 2009-08-27 Michael Matz <matz@suse.de>
11992 * expr.c (expand_expr_real_2): New function taking exploded
11993 unary or binary expression, split out from ...
11994 (expand_expr_real_1): ... here. Move over all unary/binary
11995 switch parts to above function, in particular these codes:
11996 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
11997 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
11998 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
11999 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
12000 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
12001 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
12002 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
12003 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
12004 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
12005 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
12006 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
12007 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
12008 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
12009 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
12010 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
12011 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
12012 VEC_PACK_FIX_TRUNC_EXPR.
12013 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
12016 2009-08-27 Richard Guenther <rguenther@suse.de>
12018 * gengtype.c (main): Handle uint64_t.
12019 * ipa-utils.c (get_base_var): Indent properly.
12020 * tree-ssa-live.c (debug_scope_block): New function.
12021 * tree-flow.h (debug_scope_block): Declare.
12022 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
12023 * basic-block.h (enum profile_status): Rename to
12024 enum profile_status_d.
12025 (x_profile_status): Adjust type.
12027 2009-08-27 Dodji Seketeli <dodji@redhat.com>
12030 * dwarf2out.c (get_context_die): Declare this static function.
12031 (gen_type_die_with_usage): Make sure a DIE is a generated for
12032 the context of a typedef.
12034 2009-08-26 Anatoly Sokolov <aesok@post.ru>
12036 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
12039 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
12041 * config/mips/mips-protos.h (mips_output_sync): Declare.
12042 (mips_sync_loop_insns): Likewise.
12043 (mips_output_sync_loop): Replace first two parameters with an rtx.
12044 * config/mips/mips.c (mips_multi_member): New structure.
12045 (mips_multi_members): New variable.
12046 (mips_multi_start): New function.
12047 (mips_multi_add): Likewise.
12048 (mips_multi_add_insn): Likewise.
12049 (mips_multi_add_label): Likewise.
12050 (mips_multi_last_index): Likewise.
12051 (mips_multi_copy_insn): Likewise.
12052 (mips_multi_set_operand): Likewise.
12053 (mips_multi_write): Likewise.
12054 (mips_print_operand_punctuation): Remove '%|' and '%-'.
12055 (mips_init_print_operand_punct): Update accordingly.
12056 (mips_start_ll_sc_sync_block): New function.
12057 (mips_end_ll_sc_sync_block): Likewise.
12058 (mips_output_sync): Likewise.
12059 (mips_sync_insn1_template): Likewise.
12060 (mips_sync_insn2_template): Likewise.
12061 (mips_get_sync_operand): Likewise.
12062 (mips_process_sync_loop): Likewise.
12063 (mips_output_sync_loop): Use mips_process_sync_loop.
12064 (mips_sync_loop_insns): New function.
12065 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
12066 (MIPS_COMPARE_AND_SWAP_12): Likewise.
12067 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
12068 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
12069 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
12070 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
12071 (MIPS_SYNC_OLD_OP_12): Likewise.
12072 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
12073 (MIPS_SYNC_NEW_OP_12): Likewise.
12074 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
12075 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
12076 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
12077 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
12078 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
12079 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
12080 * config/mips/mips.md (sync_mem): New attribute.
12081 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
12082 (sync_exclusive_mask, sync_required_oldval): Likewise.
12083 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
12084 (sync_release_barrier): Likewise.
12085 (length): Handle sync loops.
12086 (sync): Use mips_output_sync.
12087 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
12088 (sync_compare_and_swap<mode>): Set the new sync_* attributes
12089 and use mips_output_sync_loop.
12090 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
12091 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
12092 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
12093 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
12094 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
12095 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
12096 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
12097 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
12098 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
12100 2009-08-26 Richard Guenther <rguenther@suse.de>
12102 PR middle-end/41163
12103 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
12104 the types to not match.
12105 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
12107 * tree-ssa.c (useless_type_conversion_p): Conversions to
12108 pointers to unprototyped functions are useless.
12110 2009-08-26 Richard Guenther <rguenther@suse.de>
12112 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
12113 whole-program condition, prepare to be called for non-globals.
12114 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
12115 params build a representative with known type and track its fields.
12117 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
12119 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
12120 clearing by a taken branch.
12121 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
12122 effectively after bbro pass.
12123 (sync_nand<mode>): Ditto.
12124 (sync_old_<fetchop_name><mode>): Ditto.
12125 (sync_old_nand<mode>): Ditto.
12126 (sync_new_<fetchop_name><mode>): Dito.
12127 (sync_new_nand<mode>): Ditto.
12128 (sync_compare_and_swap<mode>_1): Ditto.
12129 (*sync_compare_and_swap<mode>): Ditto.
12130 (sync_lock_test_and_set<mode>_1): Ditto.
12131 ("sync_lock_test_and_set<mode>): Ditto.
12133 2009-08-25 Douglas B Rupp <rupp@gnat.com>
12135 * hwint.h (HOST_LONG_FORMAT): New macro
12136 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
12137 Use HOST_PTR_PRINTF.
12138 * system.h (HOST_PTR_PRINTF): Resurrect old macro
12139 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
12140 (HOST_PTR_PRINTF): Document.
12142 2009-08-25 Jan Hubicka <jh@suse.cz>
12144 * config/i386/bmmintrin.h: Replace by #error.
12147 Michael Meissner <michael.meissner@amd.com>
12148 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12149 Tony Linthicum <tony.linthicum@amd.com>
12151 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
12152 (TARGET_ROUND): New macro for the round/ptest instructions which
12153 are shared between SSE4.1 and SSE5.
12154 (OPTION_MASK_ISA_ROUND): Ditto.
12155 (OPTION_ISA_ROUND): Ditto.
12156 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
12157 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
12159 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
12160 (-mfused-madd): New switch to give users control over whether the
12161 compiler optimizes to use the multiply/add SSE5 instructions.
12163 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
12164 (ix86_handle_option): Turn off 3dnow if -msse5.
12165 (override_options): Add SSE5 support.
12166 (print_operand): %Y prints comparison codes for SSE5 com/pcom
12168 (ix86_expand_sse_movcc): Add SSE5 support.
12169 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
12170 vector type to the next largest size.
12171 (ix86_expand_sse5_pack): New function to use pperm to pack a
12172 vector type to the next smallest size.
12173 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
12174 (IX86_BUILTIN_FMADDSD): Ditto.
12175 (IX86_BUILTIN_FMADDPS): Ditto.
12176 (IX86_BUILTIN_FMADDPD): Ditto.
12177 (IX86_BUILTIN_FMSUBSS): Ditto.
12178 (IX86_BUILTIN_FMSUBSD): Ditto.
12179 (IX86_BUILTIN_FMSUBPS): Ditto.
12180 (IX86_BUILTIN_FMSUBPD): Ditto.
12181 (IX86_BUILTIN_FNMADDSS): Ditto.
12182 (IX86_BUILTIN_FNMADDSD): Ditto.
12183 (IX86_BUILTIN_FNMADDPS): Ditto.
12184 (IX86_BUILTIN_FNMADDPD): Ditto.
12185 (IX86_BUILTIN_FNMSUBSS): Ditto.
12186 (IX86_BUILTIN_FNMSUBSD): Ditto.
12187 (IX86_BUILTIN_FNMSUBPS): Ditto.
12188 (IX86_BUILTIN_FNMSUBPD): Ditto.
12189 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
12190 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
12191 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
12192 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
12193 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
12194 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
12195 (IX86_BUILTIN_PPERM): Ditto.
12196 (IX86_BUILTIN_PERMPS): Ditto.
12197 (IX86_BUILTIN_PERMPD): Ditto.
12198 (IX86_BUILTIN_PMACSSWW): Ditto.
12199 (IX86_BUILTIN_PMACSWW): Ditto.
12200 (IX86_BUILTIN_PMACSSWD): Ditto.
12201 (IX86_BUILTIN_PMACSWD): Ditto.
12202 (IX86_BUILTIN_PMACSSDD): Ditto.
12203 (IX86_BUILTIN_PMACSDD): Ditto.
12204 (IX86_BUILTIN_PMACSSDQL): Ditto.
12205 (IX86_BUILTIN_PMACSSDQH): Ditto.
12206 (IX86_BUILTIN_PMACSDQL): Ditto.
12207 (IX86_BUILTIN_PMACSDQH): Ditto.
12208 (IX86_BUILTIN_PMADCSSWD): Ditto.
12209 (IX86_BUILTIN_PMADCSWD): Ditto.
12210 (IX86_BUILTIN_PHADDBW): Ditto.
12211 (IX86_BUILTIN_PHADDBD): Ditto.
12212 (IX86_BUILTIN_PHADDBQ): Ditto.
12213 (IX86_BUILTIN_PHADDWD): Ditto.
12214 (IX86_BUILTIN_PHADDWQ): Ditto.
12215 (IX86_BUILTIN_PHADDDQ): Ditto.
12216 (IX86_BUILTIN_PHADDUBW): Ditto.
12217 (IX86_BUILTIN_PHADDUBD): Ditto.
12218 (IX86_BUILTIN_PHADDUBQ): Ditto.
12219 (IX86_BUILTIN_PHADDUWD): Ditto.
12220 (IX86_BUILTIN_PHADDUWQ): Ditto.
12221 (IX86_BUILTIN_PHADDUDQ): Ditto.
12222 (IX86_BUILTIN_PHSUBBW): Ditto.
12223 (IX86_BUILTIN_PHSUBWD): Ditto.
12224 (IX86_BUILTIN_PHSUBDQ): Ditto.
12225 (IX86_BUILTIN_PROTB): Ditto.
12226 (IX86_BUILTIN_PROTW): Ditto.
12227 (IX86_BUILTIN_PROTD): Ditto.
12228 (IX86_BUILTIN_PROTQ): Ditto.
12229 (IX86_BUILTIN_PROTB_IMM): Ditto.
12230 (IX86_BUILTIN_PROTW_IMM): Ditto.
12231 (IX86_BUILTIN_PROTD_IMM): Ditto.
12232 (IX86_BUILTIN_PROTQ_IMM): Ditto.
12233 (IX86_BUILTIN_PSHLB): Ditto.
12234 (IX86_BUILTIN_PSHLW): Ditto.
12235 (IX86_BUILTIN_PSHLD): Ditto.
12236 (IX86_BUILTIN_PSHLQ): Ditto.
12237 (IX86_BUILTIN_PSHAB): Ditto.
12238 (IX86_BUILTIN_PSHAW): Ditto.
12239 (IX86_BUILTIN_PSHAD): Ditto.
12240 (IX86_BUILTIN_PSHAQ): Ditto.
12241 (IX86_BUILTIN_FRCZSS): Ditto.
12242 (IX86_BUILTIN_FRCZSD): Ditto.
12243 (IX86_BUILTIN_FRCZPS): Ditto.
12244 (IX86_BUILTIN_FRCZPD): Ditto.
12245 (IX86_BUILTIN_CVTPH2PS): Ditto.
12246 (IX86_BUILTIN_CVTPS2PH): Ditto.
12247 (IX86_BUILTIN_COMEQSS): Ditto.
12248 (IX86_BUILTIN_COMNESS): Ditto.
12249 (IX86_BUILTIN_COMLTSS): Ditto.
12250 (IX86_BUILTIN_COMLESS): Ditto.
12251 (IX86_BUILTIN_COMGTSS): Ditto.
12252 (IX86_BUILTIN_COMGESS): Ditto.
12253 (IX86_BUILTIN_COMUEQSS): Ditto.
12254 (IX86_BUILTIN_COMUNESS): Ditto.
12255 (IX86_BUILTIN_COMULTSS): Ditto.
12256 (IX86_BUILTIN_COMULESS): Ditto.
12257 (IX86_BUILTIN_COMUGTSS): Ditto.
12258 (IX86_BUILTIN_COMUGESS): Ditto.
12259 (IX86_BUILTIN_COMORDSS): Ditto.
12260 (IX86_BUILTIN_COMUNORDSS): Ditto.
12261 (IX86_BUILTIN_COMFALSESS): Ditto.
12262 (IX86_BUILTIN_COMTRUESS): Ditto.
12263 (IX86_BUILTIN_COMEQSD): Ditto.
12264 (IX86_BUILTIN_COMNESD): Ditto.
12265 (IX86_BUILTIN_COMLTSD): Ditto.
12266 (IX86_BUILTIN_COMLESD): Ditto.
12267 (IX86_BUILTIN_COMGTSD): Ditto.
12268 (IX86_BUILTIN_COMGESD): Ditto.
12269 (IX86_BUILTIN_COMUEQSD): Ditto.
12270 (IX86_BUILTIN_COMUNESD): Ditto.
12271 (IX86_BUILTIN_COMULTSD): Ditto.
12272 (IX86_BUILTIN_COMULESD): Ditto.
12273 (IX86_BUILTIN_COMUGTSD): Ditto.
12274 (IX86_BUILTIN_COMUGESD): Ditto.
12275 (IX86_BUILTIN_COMORDSD): Ditto.
12276 (IX86_BUILTIN_COMUNORDSD): Ditto.
12277 (IX86_BUILTIN_COMFALSESD): Ditto.
12278 (IX86_BUILTIN_COMTRUESD): Ditto.
12279 (IX86_BUILTIN_COMEQPS): Ditto.
12280 (IX86_BUILTIN_COMNEPS): Ditto.
12281 (IX86_BUILTIN_COMLTPS): Ditto.
12282 (IX86_BUILTIN_COMLEPS): Ditto.
12283 (IX86_BUILTIN_COMGTPS): Ditto.
12284 (IX86_BUILTIN_COMGEPS): Ditto.
12285 (IX86_BUILTIN_COMUEQPS): Ditto.
12286 (IX86_BUILTIN_COMUNEPS): Ditto.
12287 (IX86_BUILTIN_COMULTPS): Ditto.
12288 (IX86_BUILTIN_COMULEPS): Ditto.
12289 (IX86_BUILTIN_COMUGTPS): Ditto.
12290 (IX86_BUILTIN_COMUGEPS): Ditto.
12291 (IX86_BUILTIN_COMORDPS): Ditto.
12292 (IX86_BUILTIN_COMUNORDPS): Ditto.
12293 (IX86_BUILTIN_COMFALSEPS): Ditto.
12294 (IX86_BUILTIN_COMTRUEPS): Ditto.
12295 (IX86_BUILTIN_COMEQPD): Ditto.
12296 (IX86_BUILTIN_COMNEPD): Ditto.
12297 (IX86_BUILTIN_COMLTPD): Ditto.
12298 (IX86_BUILTIN_COMLEPD): Ditto.
12299 (IX86_BUILTIN_COMGTPD): Ditto.
12300 (IX86_BUILTIN_COMGEPD): Ditto.
12301 (IX86_BUILTIN_COMUEQPD): Ditto.
12302 (IX86_BUILTIN_COMUNEPD): Ditto.
12303 (IX86_BUILTIN_COMULTPD): Ditto.
12304 (IX86_BUILTIN_COMULEPD): Ditto.
12305 (IX86_BUILTIN_COMUGTPD): Ditto.
12306 (IX86_BUILTIN_COMUGEPD): Ditto.
12307 (IX86_BUILTIN_COMORDPD): Ditto.
12308 (IX86_BUILTIN_COMUNORDPD): Ditto.
12309 (IX86_BUILTIN_COMFALSEPD): Ditto.
12310 (IX86_BUILTIN_COMTRUEPD): Ditto.
12311 (IX86_BUILTIN_PCOMEQUB): Ditto.
12312 (IX86_BUILTIN_PCOMNEUB): Ditto.
12313 (IX86_BUILTIN_PCOMLTUB): Ditto.
12314 (IX86_BUILTIN_PCOMLEUB): Ditto.
12315 (IX86_BUILTIN_PCOMGTUB): Ditto.
12316 (IX86_BUILTIN_PCOMGEUB): Ditto.
12317 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
12318 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
12319 (IX86_BUILTIN_PCOMEQUW): Ditto.
12320 (IX86_BUILTIN_PCOMNEUW): Ditto.
12321 (IX86_BUILTIN_PCOMLTUW): Ditto.
12322 (IX86_BUILTIN_PCOMLEUW): Ditto.
12323 (IX86_BUILTIN_PCOMGTUW): Ditto.
12324 (IX86_BUILTIN_PCOMGEUW): Ditto.
12325 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
12326 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
12327 (IX86_BUILTIN_PCOMEQUD): Ditto.
12328 (IX86_BUILTIN_PCOMNEUD): Ditto.
12329 (IX86_BUILTIN_PCOMLTUD): Ditto.
12330 (IX86_BUILTIN_PCOMLEUD): Ditto.
12331 (IX86_BUILTIN_PCOMGTUD): Ditto.
12332 (IX86_BUILTIN_PCOMGEUD): Ditto.
12333 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
12334 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
12335 (IX86_BUILTIN_PCOMEQUQ): Ditto.
12336 (IX86_BUILTIN_PCOMNEUQ): Ditto.
12337 (IX86_BUILTIN_PCOMLTUQ): Ditto.
12338 (IX86_BUILTIN_PCOMLEUQ): Ditto.
12339 (IX86_BUILTIN_PCOMGTUQ): Ditto.
12340 (IX86_BUILTIN_PCOMGEUQ): Ditto.
12341 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
12342 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
12343 (IX86_BUILTIN_PCOMEQB): Ditto.
12344 (IX86_BUILTIN_PCOMNEB): Ditto.
12345 (IX86_BUILTIN_PCOMLTB): Ditto.
12346 (IX86_BUILTIN_PCOMLEB): Ditto.
12347 (IX86_BUILTIN_PCOMGTB): Ditto.
12348 (IX86_BUILTIN_PCOMGEB): Ditto.
12349 (IX86_BUILTIN_PCOMFALSEB): Ditto.
12350 (IX86_BUILTIN_PCOMTRUEB): Ditto.
12351 (IX86_BUILTIN_PCOMEQW): Ditto.
12352 (IX86_BUILTIN_PCOMNEW): Ditto.
12353 (IX86_BUILTIN_PCOMLTW): Ditto.
12354 (IX86_BUILTIN_PCOMLEW): Ditto.
12355 (IX86_BUILTIN_PCOMGTW): Ditto.
12356 (IX86_BUILTIN_PCOMGEW): Ditto.
12357 (IX86_BUILTIN_PCOMFALSEW): Ditto.
12358 (IX86_BUILTIN_PCOMTRUEW): Ditto.
12359 (IX86_BUILTIN_PCOMEQD): Ditto.
12360 (IX86_BUILTIN_PCOMNED): Ditto.
12361 (IX86_BUILTIN_PCOMLTD): Ditto.
12362 (IX86_BUILTIN_PCOMLED): Ditto.
12363 (IX86_BUILTIN_PCOMGTD): Ditto.
12364 (IX86_BUILTIN_PCOMGED): Ditto.
12365 (IX86_BUILTIN_PCOMFALSED): Ditto.
12366 (IX86_BUILTIN_PCOMTRUED): Ditto.
12367 (IX86_BUILTIN_PCOMEQQ): Ditto.
12368 (IX86_BUILTIN_PCOMNEQ): Ditto.
12369 (IX86_BUILTIN_PCOMLTQ): Ditto.
12370 (IX86_BUILTIN_PCOMLEQ): Ditto.
12371 (IX86_BUILTIN_PCOMGTQ): Ditto.
12372 (IX86_BUILTIN_PCOMGEQ): Ditto.
12373 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
12374 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
12375 (enum multi_arg_type): New enum for describing the various SSE5
12376 intrinsic argument types.
12377 (bdesc_multi_arg): New table for SSE5 intrinsics.
12378 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
12379 (ix86_expand_multi_arg_builtin): New function for creating SSE5
12381 (ix86_expand_builtin): Add SSE5 intrinsic support.
12382 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12383 operand instructions.
12384 (ix86_expand_sse5_multiple_memory): New function to split the
12385 second memory reference from SSE5 instructions.
12386 (type_has_variadic_args_p): Delete in favor of stdarg_p.
12387 (ix86_return_pops_args): Use stdarg_p to determine if the function
12388 has variable arguments.
12389 (ix86_setup_incoming_varargs): Ditto.
12390 (x86_this_parameter): Ditto.
12392 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12394 (ix86_expand_sse5_pack): Ditto.
12395 (ix86_sse5_valid_op_p): Ditto.
12396 (ix86_expand_sse5_multiple_memory): Ditto.
12398 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12399 constant for SSE5 support.
12400 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12401 (UNSPEC_SSE5_TRUEFALSE): Ditto.
12402 (UNSPEC_SSE5_PERMUTE): Ditto.
12403 (UNSPEC_SSE5_ASHIFT): Ditto.
12404 (UNSPEC_SSE5_LSHIFT): Ditto.
12405 (UNSPEC_FRCZ): Ditto.
12406 (UNSPEC_CVTPH2PS): Ditto.
12407 (UNSPEC_CVTPS2PH): Ditto.
12408 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12409 (PCOM_TRUE): Ditto.
12410 (COM_FALSE_S): Ditto.
12411 (COM_FALSE_P): Ditto.
12412 (COM_TRUE_S): Ditto.
12413 (COM_TRUE_P): Ditto.
12414 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12415 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12417 (memory attribute): Ditto.
12418 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12419 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12420 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12421 (floor<mode>2): Ditto.
12422 (ceil<mode>2): Ditto.
12423 (btrunc<mode>2): Ditto.
12424 (nearbyintdf2): Ditto.
12425 (nearbyintsf2): Ditto.
12426 (sse_setccsf): Disable if SSE5.
12427 (sse_setccdf): Ditto.
12428 (sse5_setcc<mode>): New support for SSE5 conditional move.
12429 (sse5_pcmov_<mode>): Ditto.
12431 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12432 (SSEMODEF4): Ditto.
12433 (SSEMODEF2P): Ditto.
12434 (ssemodesuffixf4): New mode attribute for SSE5.
12435 (ssemodesuffixf2s): Ditto.
12436 (ssemodesuffixf2c): Ditto.
12437 (sserotatemax): Ditto.
12438 (ssescalarmode): Ditto.
12439 (sse_maskcmpv4sf3): Disable if SSE5.
12440 (sse_maskcmpv2df3): Ditto.
12441 (sse_vmmaskcmpv4sf3): Ditto.
12442 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12443 (sse5_vmfmadd<mode>4): Ditto.
12444 (sse5_fmsub<mode>4): Ditto.
12445 (sse5_vmfmsub<mode>4): Ditto.
12446 (sse5_fnmadd<mode>4): Ditto.
12447 (sse5_vmfnmadd<mode>4): Ditto.
12448 (sse5_fnmsub<mode>4): Ditto.
12449 (sse5_vmfnmsub<mode>4): Ditto.
12450 (sse5i_fmadd<mode>4): Ditto.
12451 (sse5i_fmsub<mode>4): Ditto.
12452 (sse5i_fnmadd<mode>4): Ditto.
12453 (sse5i_fnmsub<mode>4): Ditto.
12454 (sse5i_vmfmadd<mode>4): Ditto.
12455 (sse5i_vmfmsub<mode>4): Ditto.
12456 (sse5i_vmfnmadd<mode>4): Ditto.
12457 (sse5i_vmfnmsub<mode>4): Ditto.
12458 (mulv16qi3): Add SSE5 support.
12460 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12461 (sse2_mulv4si3): Disable if SSE5.
12462 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12463 (sse4_1_roundps): Ditto.
12464 (sse4_1_roundsd): Ditto.
12465 (sse4_1_roundss): Ditto.
12466 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12468 (sse_maskcmpsf3): Ditto.
12469 (sse_vmmaskcmpv4sf3): Ditto.
12470 (sse2_maskcmpv2df3): Ditto.
12471 (sse2_maskcmpdf3): Ditto.
12472 (sse2_vmmaskcmpv2df3): Ditto.
12473 (sse2_eq<mode>3): Ditto.
12474 (sse2_gt<mode>3): Ditto.
12475 (sse5_pcmov_<mode>): Add SSE5 support.
12476 (vec_unpacku_hi_v16qi): Ditto.
12477 (vec_unpacks_hi_v16qi): Ditto.
12478 (vec_unpacku_lo_v16qi): Ditto.
12479 (vec_unpacks_lo_v16qi): Ditto.
12480 (vec_unpacku_hi_v8hi): Ditto.
12481 (vec_unpacks_hi_v8hi): Ditto.
12482 (vec_unpacku_lo_v8hi): Ditto.
12483 (vec_unpacks_lo_v8hi): Ditto.
12484 (vec_unpacku_hi_v4si): Ditto.
12485 (vec_unpacks_hi_v4si): Ditto.
12486 (vec_unpacku_lo_v4si): Ditto.
12487 (vec_unpacks_lo_v4si): Ditto.
12488 (sse5_pmacsww): New SSE5 intrinsic insn.
12489 (sse5_pmacssww): Ditto.
12490 (sse5_pmacsdd): Ditto.
12491 (sse5_pmacssdd): Ditto.
12492 (sse5_pmacssdql): Ditto.
12493 (sse5_pmacssdqh): Ditto.
12494 (sse5_pmacsdqh): Ditto.
12495 (sse5_pmacsswd): Ditto.
12496 (sse5_pmacswd): Ditto.
12497 (sse5_pmadcsswd): Ditto.
12498 (sse5_pmadcswd): Ditto.
12499 (sse5_pcmov_<move>): Conditional move support on SSE5.
12500 (sse5_phaddbw): New SSE5 intrinsic insn.
12501 (sse5_phaddbd): Ditto.
12502 (sse5_phaddbq): Ditto.
12503 (sse5_phaddwd): Ditto.
12504 (sse5_phaddwq): Ditto.
12505 (sse5_phadddq): Ditto.
12506 (sse5_phaddubw): Ditto.
12507 (sse5_phaddubd): Ditto.
12508 (sse5_phaddubq): Ditto.
12509 (sse5_phadduwd): Ditto.
12510 (sse5_phadduwq): Ditto.
12511 (sse5_phaddudq): Ditto.
12512 (sse5_phsubbw): Ditto.
12513 (sse5_phsubwd): Ditto.
12514 (sse5_phsubdq): Ditto.
12515 (sse5_pperm): Ditto.
12516 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12517 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12518 (sse5_pperm_sign_v8hi_v4si): Ditto.
12519 (sse5_pperm_zero_v8hi_v4si): Ditto.
12520 (sse5_pperm_sign_v4si_v2di): Ditto.
12521 (sse5_pperm_sign_v4si_v2di): Ditto.
12522 (sse5_pperm_pack_v2di_v4si): Ditto.
12523 (sse5_pperm_pack_v4si_v8hi): Ditto.
12524 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12525 (sse5_perm<mode>): New SSE5 intrinsic insn.
12526 (rotl<mode>3): Ditto.
12527 (sse5_rotl<mode>3): Ditto.
12528 (sse5_ashl<mode>3): Ditto.
12529 (sse5_lshl<mode>3): Ditto.
12530 (sse5_frcz<mode>2): Ditto.
12531 (sse5s_frcz<mode>2): Ditto.
12532 (sse5_cvtph2ps): Ditto.
12533 (sse5_cvtps2ph): Ditto.
12534 (sse5_vmmaskcmp<mode>3): Ditto.
12535 (sse5_com_tf<mode>3): Ditto.
12536 (sse5_maskcmp<mode>3): Ditto.
12537 (sse5_maskcmp_uns<mode>3): Ditto.
12538 (sse5_maskcmp_uns2<mode>3): Ditto.
12539 (sse5_pcom_tf<mode>3): Ditto.
12541 * config/i386/predicates.md (sse5_comparison_float_operator):
12542 New predicate to match the comparison operators supported by
12543 the SSE5 com instruction.
12544 (ix86_comparison_int_operator): New predicate to match just the
12545 signed int comparisons.
12546 (ix86_comparison_uns_operator): New predicate to match just the
12547 unsigned int comparisons.
12549 * doc/invoke.texi (-msse5): Add documentation.
12550 (-mfused-madd): Ditto.
12552 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12554 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12556 (x86_64-*-*): Ditto.
12558 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12560 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12561 intrinisics for SSE5.
12563 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12566 * config/i386/mmintrin-common.h: New file, to contain common
12567 instructions between SSE4.1 and SSE5.
12569 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12570 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12571 (gen_regparm_prefix): Ditto.
12573 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12574 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12575 prototype_p to determine if a function is prototyped.
12577 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12579 * c-common.c (c_common_reswords) add the alignof keyword,
12580 with same RID as __alignof and __alignof__
12582 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12584 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12585 * hooks.c (hook_bool_const_int_const_int_true): New function.
12586 * target.h (struct gcc_target): Add can_eliminate field.
12587 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12588 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12589 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12590 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12591 (elim_table): Revise comment.
12592 * system.h (CAN_ELIMINATE): Poison.
12593 * defaults.h (CAN_ELIMINATE): Remove.
12594 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12596 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12597 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12599 (alpha_vms_can_eliminate): Declare as static, change return type to
12601 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12603 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12604 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12605 (arm_can_eliminate): New function.
12607 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12608 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12609 (avr_can_eliminate): Declare as static.
12610 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12612 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12613 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12614 (bfin_can_eliminate): New function.
12616 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12617 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12618 (crx_can_eliminate): New function.
12620 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12621 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12622 (fr30_can_eliminate): New function.
12624 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12625 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12626 (frv_can_eliminate): New function.
12628 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12629 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12630 (h8300_can_eliminate): New function.
12632 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12633 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12634 (i386_can_eliminate): Declare as static, change return type to bool.
12635 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12637 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12638 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12639 (ia64_can_eliminate): New function.
12641 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12642 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12643 (iq2000_can_eliminate): New function.
12645 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12646 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12647 (m32r_can_eliminate): New function.
12649 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12650 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
12651 (m68hc11_can_eliminate): New function.
12653 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
12654 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
12655 (m68k_can_eliminate): New function.
12657 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
12658 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
12659 (mep_can_eliminate): New function.
12661 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
12662 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
12663 (mips_can_eliminate): New function.
12665 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
12666 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
12667 (rs6000_can_eliminate): New function.
12669 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
12670 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
12671 (s390_can_eliminate): Declare as static.
12672 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
12674 * config/score/score.h (CAN_ELIMINATE): Remove macro.
12675 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
12676 (score_can_eliminate): New function.
12678 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
12679 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
12680 (sparc_can_eliminate): Declare as static.
12681 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
12683 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
12684 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
12685 (xstormy16_can_eliminate): New function.
12687 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
12688 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
12689 (v850_can_eliminate): New function.
12691 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
12693 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
12694 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
12695 (*movdfcc_ext[1234]): Disable for IEEE mode.
12697 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
12699 * gimplify.c (prepare_gimple_addressable): New static function.
12700 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
12702 (gimplify_addr_expr): Invoke it similarly on the operand instead of
12703 manually fiddling with it.
12705 2009-08-25 Michael Matz <matz@suse.de>
12707 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
12708 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
12710 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
12711 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
12712 (do_jump): Split out code for simple binary comparisons into ...
12713 (do_jump_1): ... this, taking the individual operands and code.
12714 Change callers to helper function above accordingly.
12715 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
12718 2009-08-25 Michael Matz <matz@suse.de>
12720 * expr.h (struct separate_ops, sepops): New type for passing
12721 around an exploded simple expression.
12722 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
12723 Use this structure instead of expression tree.
12724 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
12725 expression, only its type.
12726 (expand_vec_cond_expr): Take type and individual operands instead
12727 of full expression.
12728 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
12729 expand_vec_shift_expr): Change prototype accordingly.
12730 * tree-vect-stmts.c (vectorizable_condition): Change call of
12731 expand_vec_cond_expr_p to pass only type.
12732 * expr.c (do_store_flags): Change prototype and implementation
12733 to take an exploded expression.
12734 (expand_expr_real_1): New local ops initialized with details
12735 of the full expression. Use it instead of full
12736 expression in calls to do_store_flags, expand_vec_cond_expr,
12737 expand_widen_pattern_expr and expand_vec_shift_expr.
12739 2009-08-25 Michael Matz <matz@suse.de>
12741 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
12742 treeop2 initialized with first three operands of the full expression.
12743 Substitute all TREE_OPERAND (exp, [012]) calls with them.
12745 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
12747 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
12748 (__gthread_objc_condition_allocate): Mark arguments as unused.
12749 (__gthread_objc_condition_deallocate): Likewise.
12750 (__gthread_objc_condition_wait): Likewise.
12751 (__gthread_objc_condition_broadcast): Likewise.
12752 (__gthread_objc_condition_signal): Likewise.
12753 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
12754 (__gthread_objc_thread_id): Likewise.
12756 2009-08-25 Janus Weil <janus@gcc.gnu.org>
12758 PR middle-end/41149
12759 * tree-pretty-print.c (print_call_name): Print the correct call name
12760 for procedure pointer components.
12762 2009-08-24 Steve Ellcey <sje@cup.hp.com>
12764 * config/ia64/ia64.c (ia64_promote_function_mode): Call
12765 default_promote_function_mode when not VMS.
12767 2009-08-24 Olivier Hainque <hainque@adacore.com>
12769 * convert.c (convert_to_integer): Don't assume an input pointer is
12770 POINTER_SIZE wide. Fetch from the type instead.
12772 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12774 * configure.ac (AC_PREREQ): Bump to 2.64.
12776 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
12778 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
12779 (process_command): Don't search standard_exec_prefix_1 and
12780 standard_exec_prefix_2.
12782 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12784 * config/arm/arm.c (output_return_instruction): Handle for
12787 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12789 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
12791 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12793 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
12794 (*arm_movdf_vfp): Likewise.
12796 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12798 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
12799 (vashr<mode>3): Rename from ashr<mode>3.
12800 (vlshr<mode>3): Rename from lshr<mode>3.
12802 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
12805 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
12806 (check_format_info_main): Use scalar_identify_flag.
12807 (check_format_types): Check for scalar size identity if
12808 scalar_identify_flag is set.
12809 (printf_length_specs): Extend by new field.
12810 (asm_fprintf_length_specs): Likewise.
12811 (gcc_diag_length_specs): Likewise.
12812 (scanf_length_specs): Likewise.
12813 (strfmon_length_specs): Likewise.
12814 (gcc_gfc_length_specs): Likewise.
12815 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
12816 (ms_printf_flag_specs): Likewise.
12817 * c-format.h (format_length_info): Add new member scalar_identity_flag.
12819 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
12822 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
12823 (*call_value_pop_1): Ditto.
12824 (*sibcall_pop_1): New insn pattern.
12825 (*sibcall_value_pop_1): Ditto.
12827 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12830 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
12833 2009-08-23 Alan Modra <amodra@bigpond.net.au>
12836 * fwprop.c (try_fwprop_subst): Allow multiple sets.
12837 (get_reg_use_in): New function.
12838 (forward_propagate_subreg): Propagate through subreg of zero_extend
12841 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
12843 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
12844 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
12846 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12848 * configure.ac: Remove --with-datarootdir, --with-docdir,
12849 --with-htmldir switches. No need to call AC_SUBST for
12850 datarootdir, docdir, htmldir any more.
12851 * configure: Regenerate.
12852 * doc/install.texi (Configuration): Document --datarootdir,
12853 --docdir, --htmldir, --pdfdir; update documentation for
12854 --infodir, --mandir.
12855 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
12858 * aclocal.m4: Regenerate.
12859 * config.in: Regenerate.
12860 * configure: Regenerate.
12862 2009-08-21 Douglas B Rupp <rupp@gnat.com>
12863 Olivier Hainque <hainque@adacore.com>
12865 * config/ia64/ia64.c: Include libfuncs.h.
12866 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
12867 (ia64_expand_call): Use reg 25 on VMS.
12868 (ia64_initialize_trampoline): Fix for VMS ABI.
12869 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
12870 (ia64_function_arg): Initialize reg 25 on VMS.
12871 Fix OpenVMS ABI issues for varargs.
12872 For OpenVMS, emit the Argument Information register set in the
12873 incoming/sibcall case as well.
12874 (ia64_arg_type): New function.
12875 (ia64_function_arg_advance): Keep track of cum->words.
12876 Fix OpenVMS ABI issues for varargs.
12877 (ia64_function_value): On VMS, promote mode of non-aggregate types.
12878 (ia64_override_options): Set flag_no_common on VMS.
12879 (ia64_init_builtins): Disable FWRITE builtin.
12880 (ia64_asm_output_external): Call DO_CRTL_NAMES.
12881 (ia64_vms_init_libfuncs): Add decc$ routines.
12882 (ia64_vms_valid_pointer_mode): New function.
12883 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
12884 (ia64_promote_function_mode): New function
12885 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
12886 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
12887 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12888 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
12889 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
12890 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
12891 Suppress trailing '#' if VALUE is numeric.
12892 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
12893 ia64_promote_function_mode.
12894 (TARGET_VALID_POINTER_MODE): Define.
12896 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12899 * config/rs6000/rs6000.c (rs6000_override_options): Use
12900 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
12903 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
12904 reporting of vector + decimal/boolean/complex error.
12906 2009-08-21 Jakub Jelinek <jakub@redhat.com>
12908 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
12909 __vector double TYPE_DECL.
12911 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
12913 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
12914 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
12915 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
12916 to pointer to enum machine_mode. Update all callers as needed.
12918 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
12920 * config/alpha/alpha.md (exception_receiver): Emit alternative
12921 GP load sequence if flag_reorder_blocks_and_partition is set.
12922 (*exception_receiver_2): Also enable when
12923 flag_reorder_blocks_and_partition is set.
12925 2009-08-20 Matt Rice <ratmice@gmail.com>
12926 Diego Novillo <dnovillo@google.com>
12928 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
12931 2009-08-20 Richard Guenther <rguenther@suse.de>
12933 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
12934 * c-tree.h (c_dup_lang_specific_decl): Remove.
12935 (struct lang_decl, struct lang_type): Move definitions ...
12936 * c-lang.h: ... here. New file.
12937 * c-decl.c: Include c-lang.h.
12938 (c_dup_lang_specific_decl): Remove.
12939 * c-typeck.c: Include c-lang.h.
12940 * Makefile.in (c-decl.o): Add c-lang.h dependency.
12941 (c-typeck.o): Likewise.
12942 * c-config-lang.in (gtfiles): Add c-lang.h.
12943 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
12946 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
12948 * config/alpha/alpha.c (alpha_end_function): Do not clear
12949 crtl->emit structure and free insn locators if cfun->is_thunk is true,
12950 this is now handled in generic code.
12952 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12954 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
12955 (s390_z10_fix_long_loop_prediction): New function.
12956 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
12957 (s390_reorg): Walk over the INSNs and invoke
12958 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
12960 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
12962 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
12963 "*brx_64bit", "*brx_31bit"): New patterns.
12964 * config/s390/s390.c ('E'): New output modifier.
12966 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12967 Richard Earnshaw <richard.earnshaw@arm.com>
12969 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
12970 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
12972 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12974 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
12976 * pa.c (emit_move_sequence): Check if address of operand1 is valid
12977 for mode mode of operand0 when doing secondary reload for SAR.
12979 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12981 PR middle-end/41123
12982 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
12983 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
12985 2009-08-19 Jason Merrill <jason@redhat.com>
12987 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
12988 supported template depth in C++0x.
12990 2009-08-19 Jakub Jelinek <jakub@redhat.com>
12992 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
12993 free_after_compilation.
12994 * config/score/score7.c (score7_output_mi_thunk): Likewise.
12995 * config/score/score3.c (score3_output_mi_thunk): Likewise.
12996 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
12997 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12998 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12999 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13000 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13002 2009-08-19 Ian Lance Taylor <iant@google.com>
13004 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
13005 of (plus (mult (neg B) C) A).
13007 2009-08-18 Michael Matz <matz@suse.de>
13009 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
13010 instead of comparing TYPE_MAIN_VARIANT for equality.
13011 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
13012 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
13013 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
13014 * gimplify.c (goa_lhs_expr_p): Ditto and use
13015 STRIP_USELESS_TYPE_CONVERSION.
13017 2009-08-18 Michael Matz <matz@suse.de>
13019 * tree-ssa-structalias.c (create_variable_info_for): Also mark
13020 first field in a struct.
13021 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
13023 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
13025 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
13026 locators before emit_insn is called. Remove assert that
13028 (alpha_end_function): Clear crtl->emit structure and free insn
13029 locators if cfun->is_thunk is true.
13031 2009-08-18 Jason Merrill <jason@redhat.com>
13033 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
13035 * configure.ac: Test for it.
13036 * configure, config.in: Regenerate.
13037 * doc/install.texi: Document --enable-gnu-unique-object.
13039 2009-08-18 Richard Guenther <rguenther@suse.de>
13041 PR middle-end/41094
13042 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
13043 pow(x,y*z) only if x is nonnegative.
13045 2009-08-18 Jakub Jelinek <jakub@redhat.com>
13047 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
13051 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
13052 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
13054 2009-08-17 DJ Delorie <dj@redhat.com>
13056 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
13057 * config/m32c/prologue.md (epilogue_freit): New.
13059 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
13060 (bank_switch_p): Likewise.
13061 (fast_interrupt_p): Likewise.
13062 (interrupt_p): Likewise.
13063 (m32c_conditional_register_usage): Round memregs size up.
13064 (need_to_save): We only need to save $a0 when we use ENTER.
13065 (interrupt_p): Check for fast_interrupt too.
13066 (bank_switch_p): New.
13067 (fast_interrupt_p): New.
13068 (m32c_attribute_table): Add bank_switch and fast_interrupt.
13069 (m32c_emit_prolog): Support bank switching and fast interrupts.
13070 * doc/extend.texi (Function Attributes): Add bank_switch and
13073 2009-08-17 Douglas B Rupp <rupp@gnat.com>
13075 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
13076 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
13078 2009-08-16 Douglas B Rupp <rupp@gnat.com>
13080 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
13081 (menu): Add IA-64/VMS Options.
13082 (IA-64/VMS Options): Likewise.
13084 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
13087 * config/mips/mips.md (*lwxs): Use :P for pointer values.
13089 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
13091 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
13092 (mips_pop_asm_switch): Likewise.
13093 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
13095 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13096 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
13097 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
13098 (mips_print_operand_punctuation): Use them. Check mips_noreorder
13099 instead of set_noreorder.
13100 (mips_output_function_prologue): Use the new functions.
13101 (mips_output_function_epilogue): Likewise.
13102 (mips_need_noat_wrapper_p): New function, split out from...
13103 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
13104 Use mips_push_asm_switch and mips_pop_asm_switch.
13105 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
13106 and mips_pop_asm_switch.
13107 (ASM_OUTPUT_REG_POP): Likewise.
13108 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
13109 Use mips_pop_asm_switch.
13110 (mips_asm_switch): New structure.
13111 (set_noreorder, set_nomacro): Replace with...
13112 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13113 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
13114 instead of set_nomacro.
13115 (fix_truncsfsi2_macro): Likewise.
13116 (cprestore): Likewise.
13117 (hazard): Use mips_noreorder instead of set_noreorder.
13118 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
13120 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
13122 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
13123 from prev_active_insn.
13125 2009-08-16 Anatoly Sokolov <aesok@post.ru>
13127 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
13128 * config/avr/avr.c (avr_override_options): Initialize
13129 avr_current_arch variable.
13130 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
13131 __AVR_HAVE_16BIT_SP__ according to the device type.
13132 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
13134 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
13135 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
13137 2009-08-16 Dodji Seketeli <dodji@redhat.com>
13140 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
13141 generating inlined subroutine die only. We shouldn't be
13142 called for anything else.
13143 (gen_block_die): Don't generate inline subroutine debug info for
13146 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
13148 * graphite-poly.c (print_pbb): Print PBB index.
13150 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
13152 PR middle-end/40981
13153 * graphite-interchange.c (ppl_max_for_le): Moved...
13154 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
13155 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
13156 ppl_Pointset_Powerset_C_Polyhedron_maximize.
13157 * graphite-ppl.h (ppl_max_for_le): Declared.
13159 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
13161 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
13162 supported on all platforms.
13163 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
13164 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
13165 * c-pragma.c: Likewise.
13166 * target-def.h (TARGET_INITIALIZER): Remove
13167 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13168 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13170 2009-08-14 Douglas B Rupp <rupp@gnat.com>
13172 * config/ia64/fde-vms.c: New file.
13173 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
13174 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
13175 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
13176 (uw_frame_state_for): Only register a personality routine if it is
13177 known to be compatible with our expectations.
13178 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
13179 Declare unw_table_entry stack variable and
13180 mod all calls to _Unwind_FindTableEntry to add arg.
13181 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
13182 (_Unwind_FindTableEntry): Add arg to prototype.
13184 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
13186 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
13187 field 'signal_pfs_loc'.
13188 (uw_frame_state_for): Remove duplicate code dealing with leaf
13189 procedures without unwind info.
13190 If in the frame after unwinding through a signal handler, restore
13191 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
13192 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
13193 'pfs_loc' to the AR.PFS location in the signal context; instead
13194 set 'signal_pfs_loc'.
13195 Manually generate the unwind info for the AR.PFS register.
13196 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
13197 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
13198 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
13199 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
13200 instead set 'signal_pfs_loc'.
13201 Remove code preventing the AR.PFS register from being restored
13202 from the signal context.
13204 2009-08-14 Douglas B Rupp <rupp@gnat.com>
13205 Tristan Gingold <gingold@adacore.com>
13207 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
13208 * config/ia64/t-vms: New file.
13209 * config/ia64/vms64.h: New file.
13210 * config/ia64/vms.h: New file.
13211 * config/ia64/vms-crtinit.asm: New file.
13212 * config/ia64/vms_symvec_libgcc_s.opt: New file.
13213 * config/ia64/vms-unwind.h: New file.
13215 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
13217 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
13220 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13222 PR middle-end/30789
13223 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
13224 Move declaration...
13225 * real.h (do_mpc_arg2): ... here.
13226 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
13229 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
13231 * final.c (add_debug_prefix_map): Don't use GC memory for
13232 old_prefix and new_prefix.
13234 2009-08-14 Richard Guenther <rguenther@suse.de>
13236 * ipa-prop.c (compute_complex_pass_through): If we cannot
13237 compute a non-varying offset for IPA_JF_ANCESTOR punt.
13239 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13241 * c-lex.c (c_lex_with_flags): Increase size of local variable
13242 to avoid memory clobber.
13244 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
13247 * config/i386/i386.c (ix86_fp_comparison_strategy):
13248 Only enable/disable sahf at function granularity.
13250 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
13252 PR rtl-optimization/41064
13253 * reload1.c (reload_as_needed): Don't call extract_insn
13254 for known invalid replacements after calling
13255 validate_replace_rtx_group and verify_changes.
13257 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
13260 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
13261 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
13262 ix86_expand_fp_vcond.
13263 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
13264 Assert that operation is supported by ix86_expand_int_vcond.
13265 (vcondu<SSEMODE124C8:mode>): Ditto.
13267 2009-08-13 DJ Delorie <dj@redhat.com>
13269 * config/i386/djgpp-stdint.h: New.
13270 * config.gcc (djgpp): Use it.
13272 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
13274 * config/sh/sh.c (sh_override_options): When flag_exceptions or
13275 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
13277 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13279 * tree-ssa-loop-prefetch.c
13280 (prune_ref_by_group_reuse): Enhance probabilistic analysis
13281 for long-stride pruning.
13282 (compute_miss_rate): New function to compute the probability
13283 that two memory references access different cache lines.
13285 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
13287 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
13289 2009-08-13 Richard Guenther <rguenther@suse.de>
13291 PR middle-end/41047
13292 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
13293 use the constant pointer type.
13294 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
13295 of CV qualifiers on the target pointer type.
13296 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
13297 conversion check before restrict check.
13299 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
13302 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
13304 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
13306 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
13308 2009-08-12 Richard Guenther <rguenther@suse.de>
13310 PR tree-optimization/41011
13311 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
13312 and reference constructing.
13314 2009-08-12 Xinliang David Li <davidxl@google.com>
13316 PR tree-optimization/41012
13317 * tree-flow.h : New external interface.
13318 * gimple-low.c (check_call_arg): Change to public function.
13319 Remove argument mismatch check in lowering.
13320 * tree-inline.h (tree_can_inline_p): Interface change.
13321 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
13322 into this function.
13323 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
13324 Call change to tree_can_inline_p function.
13325 (cgraph_decide_inlining_incrementally): Ditto.
13327 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
13329 PR tree-optimization/41031
13330 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
13331 on the partition variable rather than promote_mode on the source
13332 type. Assert that the partition variable's type has the same
13333 mode as the source value's.
13335 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
13337 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
13338 for for_return == 2.
13339 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
13341 * calls.c (expand_call): Fix typo.
13342 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
13344 * stmt.c (expand_value_return): Use promote_function_mode to copy out
13346 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
13347 * config/cris/cris.c (cris_promote_function_mode): Likewise.
13348 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
13349 * config/pa/pa.c (pa_promote_function_mode): Likewise.
13351 2009-08-12 Andrew Haley <aph@redhat.com>
13353 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
13355 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13358 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13360 2009-08-12 Richard Guenther <rguenther@suse.de>
13362 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
13363 * gimplify.c (gimplify_modify_expr): Do not use
13364 lang_hooks.types_compatible_p.
13365 * tree-ssa.c (useless_type_conversion_p): For aggregates
13366 just return false if the canonical types differ.
13368 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13370 PR middle-end/40980
13371 * sese.c (convert_for_phi_arg): New.
13372 (add_guard_exit_phis): Use convert_for_phi_arg.
13374 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13376 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
13377 unknown subscript upper bounds.
13379 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13380 Pranav Garg <pranav.garg2107@gmail.com>
13382 * graphite-interchange.c (gather_access_strides): Removed.
13383 (ppl_max_for_le): New.
13384 (build_linearized_memory_access): New.
13385 (memory_stride_in_loop): New.
13386 (pbb_interchange_profitable_p): Reimplemented.
13387 * graphite-ppl.h (ppl_new_id_map): New.
13388 (ppl_interchange): New.
13390 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13392 * graphite-interchange.c (compute_subscript): Removed.
13393 (compute_array_size_cstr): Removed.
13394 (compute_array_size_poly): Removed.
13395 (compute_array_size): Removed.
13396 (gather_access_strides_poly): Removed.
13397 (gather_access_strides): Empty.
13399 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13401 * graphite-dependences.c (dependence_polyhedron_1): Replace
13402 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13403 (graphite_legal_transform_dr): Same.
13404 (graphite_carried_dependence_level_k): Same.
13405 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13406 Initialize PDR_NB_SUBSCRIPTS.
13407 (print_pdr_access_layout): Replace pdr_nb_subscripts with
13409 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13410 (PDR_NB_SUBSCRIPTS): New.
13411 (pdr_nb_subscripts): Removed.
13412 (pdr_dim): Simplified.
13413 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13414 with PDR_NB_SUBSCRIPTS.
13416 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13418 * graphite-interchange.c (compute_array_size): Remove use of
13419 PDR_DATA_CONTAINER.
13420 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13421 Do not initialize PDR_DATA_CONTAINER.
13422 (print_pdr): Do not print PDR_DATA_CONTAINER.
13423 * graphite-poly.h (struct poly_dr): Remove data_container field.
13424 (PDR_DATA_CONTAINER): Removed.
13425 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13426 PDR_DATA_CONTAINER.
13427 (build_poly_dr): Same.
13429 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13430 Sebastian Pop <sebastian.pop@amd.com>
13432 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13433 copy of the dependence polyhedron. Free the temporary objects.
13434 (graphite_carried_dependence_level_k): Free unused objects before
13437 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13439 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13440 Early return without analyzing the data dependences if no
13441 transform has been done. Call restore_scattering if the transform
13443 (graphite-interchange.c): Same.
13444 * graphite-poly.c (print_scattering_function): Test for
13446 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13447 (apply_poly_transforms): Do not gcc_assert that
13448 the transform is legal.
13449 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13450 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13451 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13452 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13453 * graphite-poly.h (struct poly_scattering): New.
13454 (struct poly_bb): Add original, transformed, and saved fields.
13455 Remove transformed_scattering, original_scattering,
13456 nb_local_variables and nb_scattering_transform fields.
13457 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13458 (poly_scattering_new): New.
13459 (poly_scattering_free): New.
13460 (poly_scattering_copy): New.
13461 (store_scattering_pbb): New.
13462 (store_scattering): New.
13463 (restore_scattering_pbb): New.
13464 (restore_scattering): New.
13465 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13466 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13468 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13470 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13471 (print_scop): Same.
13473 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13475 * Makefile.in (graphite.o): Depends on PREDICT_H.
13476 * graphite.c: Include predict.h.
13477 (graphite_finalize): Call tree_estimate_probability.
13478 * predict.c (predict_loops): Do not call scev_initialize and
13480 (tree_estimate_probability_bb): New.
13481 (tree_estimate_probability): Do not initialize loops: move that
13482 code to the driver. Call tree_estimate_probability_bb.
13483 (tree_estimate_probability_driver): New.
13484 (pass_profile): Use tree_estimate_probability_driver.
13485 * predict.h (tree_estimate_probability): Declared.
13487 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13489 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13490 * graphite-dependences.c (graphite_legal_transform): Add time to
13491 TV_GRAPHITE_DATA_DEPS.
13492 (dependency_between_pbbs_p): Same.
13493 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13495 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13497 PR rtl-optimization/41033
13498 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13499 aliasing is disabled.
13501 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13503 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13504 si_mask_operand, and_load_operand, low_bitmask_operand,
13505 and_reg_operand, and_operand): New predicates.
13506 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13507 * config/mips/mips.c (and_operands_ok): New function.
13508 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13509 * config/mips/mips.md (move_type): Add ext_ins and logical.
13510 (type): Handle them.
13511 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13512 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13513 shift_shift. Remove commutative constraint modifier.
13514 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13516 (*clear_upper32_dext): Remove define_insn_and_split.
13517 (*clear_upper32): Turn this define_insn_and_split ...
13518 (splitter for ANDing register with 0xffff_ffff): .. into this.
13520 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13522 * combine.c (try_widen_shift_mode): Factor out code to check if an
13523 integer constant is a low-order bitmask from here ...
13524 * rtlanal.c (low_bitmask_len): ... to here.
13525 * rtl.h (low_bitmask_len): Declare.
13527 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13530 * config/alpha/alpha.md (addsi3): Remove expander.
13531 (addsi3): Rename from *addsi3_internal insn pattern.
13532 (subsi3): Remove expander.
13533 (subsi3): Rename from *subsi3_internal insn pattern.
13535 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13537 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13540 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13541 Eric Botcazou <botcazou@adacore.com>
13542 Douglas B Rupp <rupp@gnat.com>
13544 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13545 that records that fit in 64 bits are returned by immediate value,
13546 as required by OpenVMS Calling Standard.
13547 (function_value): Adjust for above modification.
13548 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13549 virtual_incoming_args_rtx as base object, not next_arg.
13550 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13552 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13554 * reload.c (find_reloads_subreg_address): Check the original
13555 req_equiv_mem address to detect the case where an address is
13556 not valid in the outer mode.
13558 2009-08-11 Richard Guenther <rguenther@suse.de>
13561 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13563 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13565 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13566 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13568 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13569 Douglas B Rupp <rupp@gnat.com>
13571 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13572 PT_STACK when frame_pointer_needed on OpenVMS.
13573 (alpha_pv_save_size, alpha_using_fp): Remove.
13574 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13575 with proper processing for PT_NULL.
13576 (alpha_vms_initial_elimination_offset): New function. Support for
13577 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13578 (alpha_sa_size): Force procedure type to PT_STACK when
13579 frame_pointer_needed on OpenVMS.
13580 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13581 (alpha_using_fp): Likewise.
13582 (alpha_vms_can_eliminate): Add prototype.
13583 (alpha_vms_initial_elimination_offset): Likewise.
13584 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13585 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13587 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13588 Douglas B Rupp <rupp@gnat.com>
13590 * config/alpha/alpha.c (common_object_handler): New function.
13591 (vms_attribute_table): Declare a single attribute "common_object".
13592 (vms_output_aligned_decl_common): New global function.
13593 (SECTION_VMS_OVERLAY): Delete.
13594 (SECTION_VMS_GLOBAL): Likewise.
13595 (SECTION_VMS_INITIALIZE): Likewise.
13596 (vms_asm_named_section): Remove support for above flags.
13597 (vms_section_type_flags): Delete.
13598 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13599 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13600 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13601 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13603 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13606 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13607 (sub_ddmmss): Likewise.
13609 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13612 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13615 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13618 * reload1.c (reload_as_needed): Use cancel_changes to completely
13619 undo a failed replacement attempt.
13621 2009-08-10 Richard Guenther <rguenther@suse.de>
13623 PR middle-end/41006
13624 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13625 (useless_type_conversion_p): ... here. Require pointer targets
13628 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13631 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13632 loose the original type of the statement list.
13634 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13636 * config/alpha/alpha.c: Include libfuncs.h
13637 (avms_asm_output_extern): New function.
13638 (alpha_init_libfuncs): Init some decc libfuncs.
13639 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13640 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13641 (DO_CRTL_NAMES): Define.
13642 (LIB_SPEC): Remove.
13643 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13644 (LONG_TYPE_SIZE): Define.
13645 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13646 (SUBTARGET_SWITCHES): Define malloc64 switch.
13647 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13648 (MASK_RETURN_ADDR): Define.
13649 doc/invoke.texi (mmalloc64): Document switch.
13651 2009-08-09 Olivier Hainque <hainque@adacore.com>
13652 Douglas B Rupp <rupp@gnat.com>
13654 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
13655 uses_condition_handler.
13656 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
13657 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
13658 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
13659 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
13660 (code_for_builtin): New insn codes for the new alpha_builtins.
13661 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
13662 (alpha_sa_size): Account for uses_condition_handler.
13663 (alpha_expand_prologue): Likewise.
13664 (alpha_start_function): Likewise.
13665 (alpha_expand_epilogue): Likewise.
13666 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
13667 establish/revert expanders.
13668 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
13669 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
13670 New expander, resorting to the alpha.c associated function.
13671 (builtin_revert_vms_condition_handler): Likewise.
13672 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
13673 __gcc_shell_handler, the static VMS condition handler used as
13674 an indirection wrapper to the current dynamically established
13676 * config/alpha/vms-unwind.h: Complete rewrite.
13677 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
13678 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
13680 2009-08-09 Eric Botcazou <botcazou@adacore.com>
13681 Douglas B Rupp <rupp@gnat.com>
13683 * config/alpha/alpha.c (alpha_links): Add 'target' field.
13684 (alpha_need_linkage): Handle aliases. Return function symbol.
13685 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
13686 Use ultimate alias target for the linkage name.
13687 * config/alpha/alpha.md (movmemdi): Use the symbol returned
13688 by alpha_need_linkage for the function symbol.
13689 (setmemdi): Likewise.
13691 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13693 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
13694 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
13695 (ASM_WEAKEN_LABEL): Define.
13696 (CRT_CALL_STATIC_FUNCTION): Define.
13697 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
13698 (ENDFILE_SPEC): Define.
13699 (INIT_SECTION_ASM_OP): Define.
13700 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
13701 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
13702 crtend.o crtendS.o.
13703 (MULTILIB_OSDIRNAMES): Define.
13704 (shlib_version): Define.
13705 (SHLIB_EXT): Define.
13706 (SHLIB_OBJS): Define.
13707 (SHLIB_NAME): Define.
13708 (SHLIB_MULTILIB): Define.
13709 (SHLIB_INSTALL): Define.
13710 (SHLIB_SYMVEC): Define.
13711 (SHLIB_SYMVECX2): Define.
13712 (SHLIB_LINK): Define.
13714 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13716 * config/alpha/alpha.c (alpha_initialize_trampoline):
13717 Initialize VMS trampoline IAW ABI for bounded procedure calls.
13718 (alpha_start_function): Emit transfer address on nested functions
13719 for VMS trampoline call.
13720 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
13721 since no longer used.
13722 * config/alpha/vms-tramp.asm: Remove.
13723 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
13724 since now only data initialized at runtime.
13726 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13728 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
13729 (LINK_GCC_C_SEQUENCE_SPEC): Define.
13730 (MD_EXEC_PREFIX): Remove, no longer used.
13731 (MD_STARTFILE_PREFIX): Likewise.
13732 (INCLUDE_DEFAULTS): Likewise.
13733 * config/alpha/t-vms:
13734 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
13736 2009-08-09 Richard Guenther <rguenther@suse.de>
13738 PR tree-optimization/41016
13739 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
13740 (operand_precision): Remove.
13741 (integral_operand_p): Likewise.
13742 (recognize_single_bit_test): Adjust.
13744 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13746 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
13747 operation overflows. Likewise non-cast unary arithmetic.
13748 If one arm of a conditional expression is always taken,
13749 inhibit evaluation warnings for the other arm. Likewise inhibit
13750 evaluation warnings for the second && or || operand if the first
13751 operand is enough to determine the result.
13752 * c-typeck.c (build_conditional_expr): Apply the same inhibition
13754 (build_binary_op): Prevent duplicate evaluation warnings.
13756 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
13758 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
13759 and destination have different modes, Use promote_mode to
13760 determine the signedness of the conversion. Assert that the
13761 promoted source mode matches the destination mode. Don't pass
13762 the destination and destination mode to expand_expr if the source
13763 mode is different. Simplify conversion logic.
13765 2009-08-09 Ira Rosen <irar@il.ibm.com>
13767 PR tree-optimization/41008
13768 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
13769 from condition only in case it's a comparison. Adjust checks.
13771 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
13773 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
13774 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
13775 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
13776 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
13777 (dump_cand): Handle them.
13778 (struct iv_cand): New members COST_STEP and AINC_USE.
13779 (stmt_after_increment): Likewise.
13780 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
13781 callers changed. Use gimple_uid comparison instead of scanning.
13782 (add_candidate_1): When looking for identical candidates, take
13783 AINC_USE into account. Set it for new candidates.
13784 (force_expr_to_var_cost): Cast target_spill_cost to int.
13785 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
13786 All callers changed. Check for availability of autoinc addressing
13787 modes, both in general for a given mode, and in the specific use case.
13788 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
13790 (get_computation_cost): Likewise.
13791 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
13792 add_autoinc_candidates): New static functions.
13793 (add_candidate): Call add_autoinc_candidates for candidates based on
13795 (find_iv_candidates): Call set_autoinc_for_original_candidates.
13796 (determine_use_iv_cost_address): If we have an autoinc candidate at
13797 the matching use, verify autoinc is possible and subtract the cost
13798 of the candidate's step from the cost.
13799 (determine_iv_cost): Record the cost of the increment in the COST_STEP
13800 member of the candidate.
13801 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
13802 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
13804 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13806 * config.build (ia64-hp-*vms*): New target.
13807 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13808 with ia64-hp-*vms*.
13809 * config.gcc (ia64-hp-*vms*): New target.
13810 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13811 with ia64-hp-*vms*.
13812 * config.host (ia64-hp-*vms*): New target.
13813 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
13814 with ia64-hp-*vms*.
13816 2009-08-08 Richard Guenther <rguenther@suse.de>
13818 PR tree-optimization/40991
13819 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
13821 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
13823 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
13824 mode check. Do truncations in an integer mode.
13825 (force_to_mode): Handle subregs for all mode types. Only do
13826 arithmetic simplifications on integer modes.
13828 2009-08-07 Richard Guenther <rguenther@suse.de>
13830 PR tree-optimization/40999
13831 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
13832 (maybe_fold_reference): Lookup constant initializers.
13833 (fold_gimple_assign): Likewise.
13835 2009-08-07 Richard Guenther <rguenther@suse.de>
13837 * tree-ssa.c (useless_type_conversion_p_1): Only for types
13838 that require structural equality defer to the langhook.
13840 2009-08-07 Martin Jambor <mjambor@suse.cz>
13842 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
13844 (struct ipa_pass_through_data): New type.
13845 (struct ipa_ancestor_jf_data): New type.
13846 (union jump_func_value): Removed field formal_id, added fields
13847 pass_through and ancestor.
13848 (struct ipa_param_call_note): Changed type of formal_id to int from
13850 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
13851 operations jump functions and ancestor jump functions.
13852 (compute_complex_pass_through): New function.
13853 (compute_scalar_jump_functions): Call compute_complex_pass_through,
13854 reflect changes in the jump function strucutre.
13855 (update_jump_functions_after_inlining): Ignore complex pass-through
13856 and ancestor jump functions.
13857 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
13858 polynomial pass-through with operation jump functions.
13860 2009-08-07 Jakub Jelinek <jakub@redhat.com>
13862 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
13863 fde->dw_fde_begin as begin label instead of hot/cold label.
13864 Use LLSDAC label instead of LLSDA for second section lsda.
13865 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
13866 label instead of LLSDA if it is true.
13867 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
13869 * except.c (add_call_site, dw2_size_of_call_site_table): Add
13870 SECTION argument. Use it as index into crtl->eh.call_site_record
13872 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
13873 use it to determine how to print table entries instead of using
13874 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
13875 label instead of normal begin label as base.
13876 (sjlj_assign_call_site_values): Adjust add_call_site caller.
13877 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
13878 ensure no EH range spans between sections and that landing pads
13879 are always in the corresponding section.
13880 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
13881 for crtl->eh.call_site_record being an array rather than scalar.
13882 (output_one_function_exception_table): New function, copied
13883 from output_function_exception_table. Adjust
13884 dw2_size_of_call_site_table, dw2_output_call_site_table
13885 callers. For SECOND section use *C suffixed labels.
13886 (output_function_exception_table): Call
13887 output_one_function_exception_table and, when doing hot/cold
13888 partitioning, also another time for the second section.
13889 * opts.c: Include except.h.
13890 (decode_options): Allow -freorder-blocks-and-partition with
13891 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
13892 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
13893 * function.h (struct rtl_eh): Change call_site_record from
13894 scalar into array of 2 elements.
13896 2009-08-07 Martin Jambor <mjambor@suse.cz>
13898 * ipa-prop.c (count_formal_params_1): New function.
13899 (ipa_get_vector_of_formal_parms): New function.
13900 (get_vector_of_formal_parm_types): New function.
13901 (ipa_modify_formal_parameters): New function.
13902 (ipa_modify_call_arguments): New function.
13903 (index_in_adjustments_multiple_times_p): New function.
13904 (ipa_combine_adjustments): New function.
13905 (ipa_dump_param_adjustments): New function.
13906 * ipa-prop.h (struct ipa_parm_adjustment): New type.
13907 (ipa_get_vector_of_formal_parms): Declare.
13908 (ipa_modify_formal_parameters): Declare.
13909 (ipa_modify_call_arguments): Declare.
13910 (ipa_combine_adjustments): Declare.
13911 (ipa_dump_param_adjustments): Declare.
13912 (build_ref_for_offset): Declare.
13913 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
13914 * tree-sra.c: Include ipa-prop.c.
13915 (build_ref_for_offset): Make public.
13917 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
13919 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
13921 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
13923 * gcc/doc/extend.texi (__builtin_extract_return_address)
13924 (__builtin_frob_return_address): Document.
13926 2009-08-06 Paul Brook <paul@codesourcery.com>
13928 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
13929 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
13930 implementation on ARMv6-M.
13932 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13934 * doc/extend.texi (pcs): Document new attribute for ARM.
13936 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13938 * arm.c (pcs_attribute_args): Comment out unsupported attribute
13941 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13943 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
13946 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13948 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
13950 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
13952 Merge ARM/hard_vfp_branch to trunk.
13954 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
13956 * arm.c (libcall_eq): New function.
13957 (libcall_hash): New function.
13958 (add_libcall): New function.
13959 (arm_libcall_uses_aapcs_base): New function.
13960 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
13961 libcalls using the base PCS.
13962 (arm_init_cumulative_args): Likewise.
13964 2009-07-20 Joseph Myers <joseph@codesourcery.com>
13966 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
13967 Use base ABI for conversion libfuncs between HFmode and SFmode.
13969 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13971 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
13972 V4SImode as representatives of all 64-bit and 128-bit vector
13973 types. Allow vector types without vector modes.
13974 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
13975 without vector modes like BLKmode.
13976 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
13977 BLKmode. Avoid unsupported vector modes or TImode moves for
13979 (aapcs_vfp_allocate_return_reg): Likewise.
13980 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
13981 V8QImode if TARGET_NEON || TARGET_IWMMXT.
13983 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13985 * config/arm/arm.c (arm_handle_pcs_attribute): New.
13986 (arm_get_pcs_model): Pass attribute arguments to
13987 arm_pcs_from_attribute.
13988 (arm_init_cumulative_args): Use base AAPCS for conversions from
13989 floating-point types to DImode.
13990 (arm_attribute_table): Add pcs attribute.
13991 (arm_handle_pcs_attribute): New.
13992 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
13993 conversions from floating-point types to DImode, also declare them
13994 to use base AAPCS and declare functions they call to use base
13995 AAPCS and their RTABI names.
13997 2009-05-12 Joseph Myers <joseph@codesourcery.com>
13999 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
14000 -mfloat-abi=hard not being supported for VFP.
14002 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
14004 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
14005 SYMBOL_REF to hard_libcall_value.
14007 2009-03-05 Joseph Myers <joseph@codesourcery.com>
14008 Richard Earnshaw <rearnsha@arm.com>
14010 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
14011 has been put on the stack, all remaining co-processory arguments for
14012 that co-processor also go on the stack.
14014 2009-03-05 Joseph Myers <joseph@codesourcery.com>
14016 * config/arm/arm.c (arm_return_in_memory): Handle returning
14017 vectors of suitable size in registers also for AAPCS case.
14019 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
14021 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
14023 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
14025 ARM Hard-VFP calling convention
14026 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
14027 * target.h (gcc_target): Add libcall_value to table of call hooks.
14028 * targhooks.h (default_libcall_value): Default implementation.
14029 * targhooks.c (default_libcall_value): Likewise.
14030 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
14031 * optabs.c (expand_unop): Use it.
14032 * expr.h (hard_libcall_value): Pass the function RTX through.
14033 * calls.c (emit_library_call_value_1): Update call to
14034 hard_libcall_value.
14035 * explow.c (hard_libcall_value): Use new target hook.
14036 * config/arm/arm.c: Include cgraph.h
14037 (TARGET_FUNCTION_VALUE): Override default hook.
14038 (arm_pcs_default): New variable.
14039 (arm_override_options): Don't fault hard calling convention with VFP.
14040 Add support for AAPCS variants.
14041 (arm_function_value): Make static. Handle AAPCS variants.
14042 (arm_libcall_value): New function.
14043 (arm_apply_result_size): Handle VFP registers in results.
14044 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
14046 (pcs_attribute_args): New variable.
14047 (arm_pcs_from_attribute): New function.
14048 (arm_get_pcs_model): New function.
14049 (aapcs_vfp_cum_init): New function.
14050 (aapcs_vfp_sub_candidate): New function.
14051 (aapcs_vfp_is_return_candidate): New function.
14052 (aapcs_vfp_is_call_candidate): New function.
14053 (aapcs_vfp_allocate): New function.
14054 (aapcs_vfp_allocate_return_reg): New function.
14055 (aapcs_vfp_advance): New function.
14056 (aapcs_cp_arg_layout): New variable.
14057 (aapcs_select_call_coproc): New function.
14058 (aapcs_select_return_coproc): New function.
14059 (aapcs_allocate_return_reg): New function.
14060 (aapcs_libcall_value): New function.
14061 (aapcs_layout_arg): New function.
14062 (arm_init_cumulative_args): Initialize AAPCS args data.
14063 (arm_function_arg): Handle AAPCS variants using new interface.
14064 (arm_arg_parital_bytes): Likewise.
14065 (arm_function_arg_advance): New function.
14066 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
14067 calling conventions.
14068 (arm_setup_incoming_varargs): Handle new AAPCS args data.
14069 * arm.h (NUM_VFP_ARG_REGS): Define.
14070 (LIBCALL_VALUE): Update.
14071 (FUNCTION_VALUE): Delete.
14072 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
14073 (arm_pcs): New enum.
14074 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
14075 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
14076 (FUNCTION_ARG_REGNO_P): Add VFP regs.
14077 * arm-protos.h (arm_function_arg_advance): Add.
14078 (aapcs_libcall_value): Add.
14079 (arm_function_value): Delete.
14081 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
14082 H.J. Lu <hongjiu.lu@intel.com>
14085 * config/i386/i386.c (standard_sse_mode_p): Remove.
14086 (standard_sse_constant_p): Return 2 for integer mode
14087 vector_all_ones_operand when SSE2 is enabled.
14088 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
14089 (ix86_expand_vector_move): Do not check for negative values from
14090 standard_sse_constant_p.
14092 2009-08-06 Richard Guenther <rguenther@suse.de>
14094 * tree-ssa.c (useless_type_conversion_p_1): Make function and
14095 array type comparisons frontend independent.
14096 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
14097 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
14098 out array reference lower bound and element size operands.
14099 (ao_ref_init_from_vn_reference): Properly compute the offset
14100 for ARRAY_RANGE_REF.
14101 (vn_reference_fold_indirect): Fill out array reference lower
14102 bound and element size operands.
14103 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
14104 a non gimple valued reference operand which can happen for
14105 array reference lower bound or element size.
14106 (create_component_ref_by_pieces_1): Properly generate the
14107 element size operand for array references.
14109 2009-08-06 Richard Guenther <rguenther@suse.de>
14111 PR tree-optimization/40964
14112 * tree.c (iterative_hash_host_wide_int): Export.
14113 * tree.h (iterative_hash_host_wide_int): Declare.
14114 * tree-ssa-structalias.c (heapvar_map): New struct.
14115 (heapvar_map_eq): New function.
14116 (heapvar_map_hash): Likewise.
14117 (heapvar_lookup): Adjust.
14118 (heapvar_insert): Likewise.
14119 (make_constraint_from_heapvar): Allow multiple heap variables
14120 per decl at different offsets.
14121 (init_alias_heapvars): Adjust.
14123 2009-08-04 David Daney <ddaney@caviumnetworks.com>
14125 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
14126 * mips_output_sync_loop (mips_output_sync_loop): Only emit
14127 trailing sync if TARGET_SYNC_AFTER_SC.
14129 2009-08-05 David Daney <ddaney@caviumnetworks.com>
14131 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
14132 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
14133 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
14134 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
14135 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
14136 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
14137 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14138 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
14139 test_and_set_12): Rewrite calls to mips_output_sync_loop.
14140 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
14141 the prototype declaration match the definition.
14142 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
14143 instructions explicitly. Add barrier_before and operands
14145 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
14146 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
14147 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
14148 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
14149 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
14150 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
14152 2009-08-05 Andrew Pinski <pinskia@gmail.com>
14154 * tree-ssa-alias.c: Fix intervals to use [) syntax.
14156 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
14157 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14160 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
14163 2009-08-05 Jakub Jelinek <jakub@redhat.com>
14165 PR rtl-optimization/40924
14166 * dse.c (canon_address): Before calling cselib_expand_value_rtx
14167 make sure canon_rtx (mem_address) isn't simpler than
14168 canon_rtx (expanded_mem_address).
14170 2009-08-05 Li Feng <nemokingdom@gmail.com>
14172 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
14173 for each poly_bb_p.
14174 (build_scop_drs): Build alias set for each SCoP.
14176 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
14178 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
14179 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
14180 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
14181 (MIPS_ARCH_FLOAT_SPEC): Likewise.
14182 (BASE_DRIVER_SELF_SPECS): Likewise.
14184 2009-08-04 Andrew Pinski <pinskia@gmail.com>
14186 * tree-ssa-alias.c: Fix some comment typos.
14188 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
14190 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
14191 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
14193 2009-08-03 Janis Johnson <janis187@us.ibm.com>
14196 * simplify-rtx.c (simplify_binary_operation_1): Disable
14197 simplifications for decimal float operations.
14199 2009-08-03 Jakub Jelinek <jakub@redhat.com>
14201 PR middle-end/40943
14202 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
14203 operand of INDIRECT_REF.
14205 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
14207 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
14208 constants referencing TLS symbols.
14210 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
14212 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
14213 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
14215 2009-08-03 Richard Guenther <rguenther@suse.de>
14217 * tree.c (make_vector_type): Build a main variant first,
14218 get the canonical one and then build the variant.
14219 * tree-ssa.c (useless_type_conversion_p_1): Handle
14221 (useless_type_conversion_p): Conversions to pointers to
14222 incomplete record types are useless.
14224 2009-08-03 Richard Guenther <rguenther@suse.de>
14226 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
14227 file will be created.
14228 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
14229 * toplev.c (compile_file): Adjust comment.
14231 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
14233 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
14234 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
14235 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14236 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14237 (sh_promote_function_mode): Fix typo.
14239 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
14241 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
14243 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14245 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
14246 declaration arguments.
14248 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
14250 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
14251 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
14252 (ix86_split_ashl): Ditto.
14253 (ix86_expand_vector_init_one_nonzero): Ditto.
14254 (ix86_expand_vector_set): Ditto.
14255 (ix86_expand_reduc_v4sf): Ditto.
14257 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
14259 * explow.c (promote_function_mode): Remove assert.
14260 * config/sh/sh.c (sh_promote_function_mode): Declare.
14262 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14264 * config/pa/pa.c (pa_promote_function_mode): Declare.
14265 Change to static. Fix promote_mode call.
14267 * gthr-dce.h (CONST_CAST2): Define if not defined.
14268 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
14270 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
14272 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
14274 * expr.c (store_constructor): Use promote_decl_mode. Remove
14275 now write-only variable unsignedp.
14276 (expand_expr_real_1): Use promote_decl_mode.
14277 * expr.h (promote_function_mode, promote_decl_mode): New.
14278 (promote_mode): Remove last argument.
14279 * function.c (assign_temp): Drop last argument of promote_mode.
14280 (assign_parm_find_data_types): Use promote_function_mode.
14281 (assign_parm_setup_reg): Likewise.
14282 (expand_function_end): Use promote_function_mode.
14283 * calls.c (initialize_argument_information): Use promote_function_mode.
14284 (precompute_arguments): Use promote_mode instead of checking if
14285 only PROMOTE_FUNCTION_MODE is defined.
14286 (expand_call): When making sibcall decisions, use promote_function_mode.
14287 Below, remove an if for targetm.calls.promote_function_return and
14288 and use promote_function_mode.
14289 (emit_library_call_value_1): Use promote_function_mode, fix bug
14290 where promote_mode was passed FOR_CALL == 0 for a return value in an
14292 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14293 * explow.c (promote_function_mode, promote_decl_mode): New.
14294 (promote_mode): Keep only the FOR_CALL == 0 case.
14295 * combine.c (setup_incoming_promotion): Remove test of
14296 promote_function_args. Use promote_function_mode.
14297 * stmt.c (expand_value_return): Use promote_decl_mode.
14298 (expand_decl): Use promote_decl_mode.
14300 * expr.c (store_constructor): Use promote_decl_mode. Remove
14301 now write-only variable unsignedp.
14302 (expand_expr_real_1): Use promote_decl_mode.
14303 * expr.h (promote_function_mode, promote_decl_mode): New.
14304 (promote_mode): Remove last argument.
14305 * function.c (assign_temp): Drop last argument of promote_mode.
14306 (assign_parm_find_data_types): Use promote_function_mode.
14307 (assign_parm_setup_reg): Likewise.
14308 (expand_function_end): Use promote_function_mode.
14309 * calls.c (initialize_argument_information): Use promote_function_mode.
14310 (precompute_arguments): Use promote_mode instead of checking if
14311 only PROMOTE_FUNCTION_MODE is defined.
14312 (expand_call): When making sibcall decisions, use promote_function_mode.
14313 Below, remove an if for targetm.calls.promote_function_return and
14314 and use promote_function_mode.
14315 (emit_library_call_value_1): Use promote_function_mode, fix bug
14316 where promote_mode was passed FOR_CALL == 0 for a return value in an
14318 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14319 * explow.c (promote_function_mode, promote_decl_mode): New.
14320 (promote_mode): Keep only the FOR_CALL == 0 case.
14321 * combine.c (setup_incoming_promotion): Remove test of
14322 promote_function_args. Use promote_function_mode.
14323 * stmt.c (expand_value_return): Use promote_decl_mode.
14324 (expand_decl): Use promote_decl_mode.
14326 * explow.c (promote_function_mode): Just call the target hook.
14327 * targhooks.c (default_promote_function_mode,
14328 default_promote_function_mode_always_promote): New.
14329 * targhooks.h (default_promote_function_mode,
14330 default_promote_function_mode_always_promote): Declare.
14331 * target.h (promote_function_args, promote_function_return): Remove.
14332 (promote_function_mode): New.
14333 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
14334 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14335 (TARGET_PROMOTE_FUNCTION_MODE): New.
14336 (TARGET_CALLS): Adjust.
14337 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
14338 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
14340 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
14341 * config/s390/s390.c (s390_promote_function_mode): ... here,
14342 with pointer handling.
14343 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14344 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14346 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
14347 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
14348 with pointer handling.
14349 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14350 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14352 * config/sh/sh-protos.h (sh_promote_function_mode): New.
14353 * config/sh/sh.c (sh_promote_function_mode): New.
14354 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14355 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14357 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
14358 * config/cris/cris.c (cris_promote_function_mode): ... here.
14359 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14360 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14362 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
14363 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
14364 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14365 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14367 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
14368 * config/arm/arm.c (arm_promote_function_mode): ... here, without
14369 complex type handling.
14370 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14371 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14373 * config/pa/pa.c (pa_promote_function_mode): New.
14374 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14375 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14377 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
14378 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14379 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14380 * config/xtensa/xtensa.c: Likewise.
14381 * config/stormy16/stormy16.c: Likewise.
14382 * config/iq2000/iq2000.c: Likewise.
14383 * config/rs6000/rs6000.c: Likewise.
14384 * config/picochip/picochip.c: Likewise.
14385 * config/arc/arc.c: Likewise.
14386 * config/mcore/mcore.c: Likewise.
14387 * config/score/score.c: Likewise.
14388 * config/mips/mips.c: Likewise.
14389 * config/bfin/bfin.c: Likewise.
14390 * config/ia64/ia64.c: Likewise (disabled though).
14392 * config/frv/frv.h: Remove pointless remark.
14394 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
14395 TARGET_PROMOTE_FUNCTION_ARGS,
14396 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14397 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
14399 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
14401 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
14402 -floop-parallelize-all.
14403 * toplev.c (process_options): Rename flag_graphite_force_parallel to
14404 flag_loop_parallelize_all.
14405 * tree-ssa-loop.c (gate_graphite_transforms): Same.
14406 * graphite.c (graphite_transform_loops): Same.
14407 * common.opt: Same.
14408 * graphite-poly.c (apply_poly_transforms): Same.
14410 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14412 PR tree-optimization/40914
14413 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14414 if set, then check the delta field of the PMF record.
14415 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14416 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14417 call is stored in the delta.
14419 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14421 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14423 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14425 * config/i386/bsd.h (ASM_BYTE): New define.
14426 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14427 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14428 .byte. Use fputs or putc instead of fprintf where appropriate.
14429 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14430 fputs or putc instead of fprintf where appropriate.
14431 * config/i386/i386elf.h: Ditto.
14432 * config/i386/sysv4.h: Ditto.
14434 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14435 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14436 (*tls_global_dynamic_64): Ditto.
14438 2009-07-31 Christian Bruel <christian.bruel@st.com>
14440 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14442 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14444 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14445 Remove dead code for MINUS.
14447 2009-07-31 Anthony Green <green@moxielogic.com>
14449 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14451 (moxie_expand_epilogue): Ditto for epilogue.
14452 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14453 incoming arguments.
14454 (moxie_function_arg): Ditto.
14455 (moxie_pass_by_reference): Ditto.
14456 (moxie_arg_partial_bytes): Ditto.
14457 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14458 (FUNCTION_ARG_ADVANCE) Ditto.
14459 (REG_PARM_STACK_SPACE) Ditto.
14460 (FUNCTION_ARG_REGNO_P) Dito.
14462 * config.gcc: Add moxie linux config support.
14463 * gcc/config/moxie/uclinux.h: New file.
14465 2009-07-31 DJ Delorie <dj@redhat.com>
14467 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14468 (UNSPECV_SP_SWITCH_E): New.
14469 (sp_switch_1): Change to an unspec.
14470 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14472 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14473 reference the new stack's address
14475 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14477 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14478 graphite-clast-to-gimple.o, graphite-dependences.o,
14479 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14480 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14481 (graphite-blocking.o,
14482 graphite-clast-to-gimple.o, graphite-dependences.o,
14483 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14484 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14485 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14486 * cfgloop.h (struct loop): Add can_be_parallel field.
14487 * common.opt (fgraphite-identity): Moved up.
14488 (fgraphite-force-parallel): New flag.
14489 * graphite.c: Rewrite.
14490 * graphite.h: Rewrite.
14491 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14493 * toplev.c (graphite_out_file): New file descriptor.
14494 (graphite_in_file): New.
14495 (process_options): flag_graphite_force_parallel cannot be used without
14497 * tree-ssa-loop.c: Include toplev.h.
14498 (gate_graphite_transforms): Enable flag_graphite for
14499 flag_graphite_force_parallel.
14501 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14503 * ChangeLog.graphite: New.
14504 * graphite-blocking.c: New.
14505 * graphite-clast-to-gimple.c: New.
14506 * graphite-clast-to-gimple.h: New.
14507 * graphite-dependences.c: New.
14508 * graphite-dependences.h: New.
14509 * graphite-interchange.c: New.
14510 * graphite-poly.c: New.
14511 * graphite-poly.h: New.
14512 * graphite-ppl.c: New.
14513 * graphite-ppl.h: New.
14514 * graphite-scop-detection.c: New.
14515 * graphite-scop-detection.h: New.
14516 * graphite-sese-to-poly.c: New.
14517 * graphite-sese-to-poly.h: New.
14521 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14523 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14524 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14526 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14528 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14529 (scev_is_linear_expression): Return false if the evolution is not
14530 affine multivariate.
14532 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14534 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14535 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14537 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14539 * tree-data-ref.c (debug_data_references): New.
14540 (debug_data_reference): New.
14541 * tree-data-ref.h (debug_data_references): Declared.
14542 (debug_data_reference): Declared.
14544 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14546 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14547 * tree-data-ref.h (scop_p): Removed.
14548 (struct data_reference): Remove field scop.
14549 (DR_SCOP): Removed.
14550 (stmt_simple_memref_p): Removed.
14552 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14554 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14555 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14558 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14560 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14562 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14564 * doc/invoke.texi (-fgraphite-identity): Documented.
14566 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14568 * tree-scalar-evolution.c: Fix comment.
14569 (instantiate_scev_1): Return unknow from scev instantiation if the
14570 result is not above instantiate_below.
14572 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14574 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14575 static anymore. Instantiate the symbols that may have been introduced
14577 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14580 2009-07-30 DJ Delorie <dj@redhat.com>
14582 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14583 .vliw directive to VLIW sections.
14585 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14587 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14589 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14590 (AUTOHEADER): New variable.
14591 ($(srcdir)/cstamp-h.in): Use it.
14593 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14594 Pat Haugen <pthaugen@us.ibm.com>
14595 Revital Eres <ERES@il.ibm.com>
14597 * config/rs6000/vector.md (VEC_F): Add VSX support.
14600 (mov<mode>): Ditto.
14601 (vector_load_<mode>): Ditto.
14602 (vector_store_<mode>): Ditto.
14603 (vector GPR move split): Ditto.
14604 (vec_reload_and_plus_<mptrsize>): Ditto.
14605 (vec_reload_and_reg_<mptrsize>): Ditto.
14606 (add<mode>3): Ditto.
14607 (sub<mode>3): Ditto.
14608 (mul<mode>3): Ditto.
14609 (neg<mode>2): Ditto.
14610 (abs<mode>2): Ditto.
14611 (smin<mode>3): Ditto.
14612 (smax<mode>3): Ditto.
14613 (vector_eq<mode>): Ditto.
14614 (vector_gt<mode>): Ditto.
14615 (vector_ge<mode>): Ditto.
14616 (vector_gtu<mode>): Ditto.
14617 (vector_select_<mode>_uns): Ditto.
14618 (vector_eq_<mode>_p): Ditto.
14619 (vector_gt_<mode>_p): Ditto.
14620 (vector_ge_<mode>_p): Ditto.
14621 (vector_gtu_<mode>_p): Ditto.
14622 (cr6_test_for_zero): Ditto.
14623 (cr6_test_for_zero_reverse): Ditto.
14624 (cr6_test_for_lt): Ditto.
14625 (cr6_test_for_lt_reverse): Ditto.
14626 (xor<mode>3): Ditto.
14627 (ior<mode>3): Ditto.
14628 (and<mode>3): Ditto.
14629 (one_cmpl<mode>2): Ditto.
14630 (nor<mode>2): Ditto.
14631 (andc<mode>2): Ditto.
14632 (float<VEC_int<mode>2): Ditto.
14633 (unsigned_float<VEC_int><mode>2): Ditto.
14634 (fix_trunc<mode><VEC_int>2): Ditto.
14635 (fixuns_trunc<mode><VEC_int>2): Ditto.
14637 (vec_set<mode>): Ditto.
14638 (vec_extract<mode>): Ditto.
14639 (vec_interleave_highv4sf): Ditto.
14640 (vec_interleave_lowv4sf): Ditto.
14641 (vec_realign_load_<mode>): Ditto.
14642 (vec_shl_<mode>): Ditto.
14643 (vec_shr_<mode>): Ditto.
14644 (div<mode>3): New patterns for VSX.
14645 (vec_interleave_highv2df): Ditto.
14646 (vec_interleave_lowv2df): Ditto.
14647 (vec_pack_trunc_v2df): Ditto.
14648 (vec_pack_sfix_trunc_v2df): Ditto.
14649 (vec_pack_ufix_trunc_v2df): Ditto.
14650 (vec_unpacks_hi_v4sf): Ditto.
14651 (vec_unpacks_lo_v4sf): Ditto.
14652 (vec_unpacks_float_hi_v4si): Ditto.
14653 (vec_unpacks_float_lo_v4si): Ditto.
14654 (vec_unpacku_float_hi_v4si): Ditto.
14655 (vec_unpacku_float_lo_v4si): Ditto.
14656 (movmisalign<mode>): Ditto.
14657 (vector_ceil<mode>2): New patterns for vectorizing math library.
14658 (vector_floor<mode>2): Ditto.
14659 (vector_btrunc<mode>2): Ditto.
14660 (vector_copysign<mode>3): Ditto.
14662 * config/rs6000/predicates.md (easy_vector_constant_msb): New
14663 predicate for setting the high bit in each word, used for copysign.
14665 * config/rs6000/ppc-asm.h (f19): Whitespace.
14666 (f32-f63): Define if VSX.
14667 (v0-v31): Define if Altivec.
14668 (vs0-vs63): Define if VSX.
14670 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
14672 * config/rs6000/power7.md: New file, provide tuning parameters for
14675 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
14676 (rs6000_cpu_cpp_builtins): Ditto.
14677 (altivec_overloaded_builtins): Ditto.
14678 (altivec_resolve_overloaded_builtin): Ditto.
14680 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
14681 debug switch to disable vectorizing simple math builtin
14684 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
14685 Vectorize simple math builtin functions.
14686 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
14687 hook to vectorize math builtins.
14688 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
14689 (rs6000_builtin_conversion): Add VSX/power7 support.
14690 (rs6000_builtin_vec_perm): Ditto.
14691 (vsplits_constant): Add support for loading up a vector constant
14692 with just the high bit set in each part.
14693 (rs6000_expand_vector_init): Add VSX/power7 support.
14694 (rs6000_expand_vector_set): Ditto.
14695 (rs6000_expand_vector_extract): Ditto.
14696 (rs6000_emit_move): Ditto.
14697 (bdesc_3arg): Ditto.
14698 (bdesc_2arg): Ditto.
14699 (bdesc_1arg): Ditto.
14700 (rs6000_expand_ternop_builtin): Ditto.
14701 (altivec_expand_builtin): Ditto.
14702 (rs6000_expand_unop_builtin): Ditto.
14703 (rs6000_init_builtins): Ditto.
14704 (altivec_init_builtins): Ditto.
14705 (builtin_function_type): Ditto.
14706 (rs6000_common_init_builtins): Ditto.
14707 (rs6000_handle_altivec_attribute); Ditto.
14708 (rs6000_mangle_type): Ditto.
14709 (rs6000_vector_mode_supported_p): Ditto.
14710 (rs6000_mode_dependent_address): Altivec addresses with AND -16
14711 are mode dependent.
14713 * config/rs6000/vsx.md: New file for VSX support.
14715 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
14716 identifing values with just the most significant bit set.
14717 (enum rs6000_builtins): Add builtins for VSX. Add simple math
14718 vectorized builtins.
14720 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
14721 (UNSPEC_VRFIM): Delete.
14722 (splitter for loading up vector with most significant bit): New
14723 splitter for vectorizing copysign.
14724 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
14725 vectorizing simple math functions.
14726 (altivec_vrfip): Add support for vectorizing simple math functions.
14727 (altivec_vrfim): Ditto.
14728 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
14730 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
14731 (power7.md, vsx.md): Include for power7 support.
14732 (copysigndf3): Use VSX instructions if -mvsx.
14733 (negdf2_fpr): Ditto.
14734 (absdf2_fpr): Ditto.
14735 (nabsdf2_fpr): Ditto.
14736 (adddf3_fpr): Ditto.
14737 (subdf3_fpr): Ditto.
14738 (muldf3_fpr): Ditto.
14739 (divdf3_fpr): Ditto.
14740 (fix_truncdfdi2_fpr): Ditto.
14741 (cmpdf_internal1): Ditto.
14742 (fred, fred_fpr): Convert into expander/insn to add VSX support.
14743 (btruncdf2, btruncdf2_fpr): Ditto.
14744 (ceildf2, ceildf2_fpr): Ditto.
14745 (floordf2, floordf2_fpr): Ditto.
14746 (floatdidf2, floatdidf2_fpr): Ditto.
14747 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
14748 (fmsubdf4_fpr): Ditto.
14749 (fnmadddf4_fpr_1): Ditto.
14750 (fnmadddf4_fpr_2): Ditto.
14751 (fnmsubdf4_fpr_1): Ditto.
14752 (fnmsubdf4_fpr_2): Ditto.
14753 (fixuns_truncdfdi2): Add expander for VSX support.
14754 (fix_truncdfdi2): Ditto.
14755 (fix_truncdfsi2): Ditto.
14756 (ftruncdf2): Ditto.
14757 (btruncsf2): Whitespace.
14758 (movdf_hardfloat32): Add support for VSX registers.
14759 (movdf_softfloat32): Ditto.
14760 (movdf_hardfloat64): Ditto.
14761 (movdf_hardfloat64_mfpgpr): Ditto.
14762 (movdf_softfloat64): Ditto.
14763 (movti splitters): Add check for vector registers supporting
14764 TImode in the future.
14765 (bpermd): Add power7 bpermd instruction.
14767 * config/rs6000/altivec.h (vec_div): Define if VSX.
14770 (vec_nmadd): Ditto.
14771 (vec_nearbyint): Ditto.
14774 (all predicates): Use the generic builtin function, and not the V4SF
14775 specific function so that the predicates will work with VSX's V2DF.
14776 (vec_all_*): Ditto.
14777 (vec_any_*): Ditto.
14779 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
14780 Document new VSX functions and types.
14782 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
14785 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
14786 "wa", and "j" constraints. Modify "v" to talk about Altivec
14787 instead of just vector.
14789 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
14792 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
14793 location for phi arguments.
14794 (rewrite_update_phi_arguments): Find locations for reaching defs.
14795 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
14796 Add location to add_phi_arg calls.
14797 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
14798 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
14799 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
14800 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
14801 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
14802 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
14803 * tree-phinodes.c (make_phi_node): Initialize location.
14804 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
14805 (add_phi_arg): Add location parameter.
14806 (remove_phi_arg_num): Move location when moving phi argument.
14807 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
14809 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
14810 slpeel_update_phi_nodes_for_guard1,
14811 slpeel_update_phi_nodes_for_guard2,
14812 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
14813 vect_loop_versioning): Set locations.
14814 * tree-parloops.c (create_phi_for_local_result,
14815 transform_to_exit_first_loop, create_parallel_loop): Add locations.
14816 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
14817 * tree-vect-loop.c (get_initial_def_for_induction,
14818 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
14820 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
14821 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
14822 (gimple_phi_arg_set_location): New. Set locus.
14823 (gimple_phi_arg_has_location): New. Check for locus.
14824 (redirect_edge_var_map_location): New. Return locus from var_map.
14825 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
14826 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
14827 combining PHI arguments.
14828 (cond_store_replacement): Set location.
14829 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
14830 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
14831 scop_add_exit_phis_edge): Add locations.
14832 * tree-cfgcleanup.c (remove_forwarder_block,
14833 remove_forwarder_block_with_phi): Add locations.
14834 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
14835 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
14837 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
14838 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
14839 flush_pending_stmts): Add source location.
14840 * lambda-code.c (perfect_nestify): Maintain location stack with argument
14841 stack to preserve locations.
14842 * tree-vect-stmts.c (vectorizable_load): Add location.
14843 * tree-inline.c (copy_phis_for_bb): Copy locus.
14844 (setup_one_parameter): Add call locus to inlined parameter stmts.
14845 (initialize_inlined_parameters): Pass in call location as parameter
14847 (tree_function_versioning): Pass location to setup_one_parameter.
14848 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
14849 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
14850 copy and edge lists.
14851 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
14852 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
14853 locus parameter and override the stmt default if provided.
14854 (new_elim_graph, clear_elim_graph, delete_elim_graph,
14855 elim_graph_add_edge, elim_graph_remove_succ_edge,
14856 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
14857 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
14858 eliminate_phi): Add locus info in elimination graph for each edge and
14860 (insert_backedge_copies): Copy locus if present.
14861 * tree-flow.h (struct _edge_var_map): Add locus field.
14862 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
14863 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
14864 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
14866 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
14868 2009-07-30 Martin Jambor <mjambor@suse.cz>
14870 PR tree-optimization/40570
14871 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
14872 use inlining loops.
14874 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
14876 * ssa-loop-manip.c: Include langhooks.h.
14877 (rewrite_phi_with_iv): New.
14878 (rewrite_all_phi_nodes_with_iv): New.
14879 (canonicalize_loop_ivs): Move here from tree-parloops.c.
14880 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
14881 * tree-parloops.c (loop_parallel_p): Move out all conditions
14882 except dependency check.
14883 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
14884 (gen_parallel_loop): Call canonicalize_loop_ivs without
14885 reduction_list argument.
14886 (build_new_reduction): New.
14887 (gather_scalar_reductions): New.
14888 (try_get_loop_niter): New.
14889 (try_create_reduction_list): New.
14890 (parallleize_loops): Change the parallel conditions check.
14891 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
14892 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
14894 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
14896 * opt-functions.awk (opt_args): Allow argument to be enclosed in
14898 * doc/options.texi (Option properties): Mention new quoting syntax.
14900 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14902 * config/alpha/alpha.c (alpha_start_function):
14903 Handle VMS_DEBUG_MAIN_POINTER
14904 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
14905 * doc/invoke.texi: Document -mdebug-main switch.
14907 2009-07-29 Richard Henderson <rth@redhat.com>
14909 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
14910 (cgraph_create_edge_including_clones): Likewise.
14911 * tree-inline.c (copy_bb): Operate on the correct edges
14912 when updating the callgraph.
14914 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14916 * config/alpha/vms-cc.c: Deleted.
14917 * config/alpha/vms-ld.c: Deleted.
14918 * config/alpha/t-vms64: Moved to config/vms
14919 * config/alpha/vms-crt0-64.c: Moved to config/vms
14920 * config/alpha/vms-crt0.c: Moved to config/vms
14921 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
14922 * config/alpha/vms-psxcrt0.c: Moved to config/vms
14923 * config/alpha/xm-vms.h: Moved to config/vms
14924 * config/alpha/x-vms: Moved to config/vms
14925 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
14927 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
14928 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
14930 * config/vms/t-vms64: Moved here from config/alpha
14931 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
14932 (argc,argv,envp): Enforce 32bit malloc'ing.
14933 * config/vms/vms-psxcrt0-64.c: Likewise.
14934 * config/vms/vms-crt0.c: Moved here from config/alpha.
14935 * config/vms/vms-psxcrt0.c: Likewise.
14936 * config/vms/vms-crtl-64.h: New file.
14937 * config/vms/vms-crtl.h: New file.
14938 * config/vms/vms.opt: New file.
14939 * config/vms/xm-vms64.h: New file.
14940 * config/vms/xm-vms.h: Moved here from config/alpha.
14941 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
14943 * config/vms/x-vms: Moved here from config/alpha.
14944 (version, VMS_EXTRA_PARTS): Moved to t-vms.
14945 (vms-ld.o, vms-cc.o): Removed.
14946 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
14948 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14950 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
14951 correct stack (obvious VMS fix).
14953 2009-07-29 Douglas B Rupp <rupp@gnat.com>
14955 * dwarf2out.c (output_file_names): Output VMS style file name, size,
14956 date, version info if VMS_DEBUGGING_INFO defined.
14957 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
14958 size, date calculating code moved here.
14960 2009-07-29 Paul Brook <paul@codesourcery.com>
14962 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
14965 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
14968 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
14969 to DImode when generating insq_le insn.
14971 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14973 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
14974 New macro set for VMS_DEBUGGGING_INFO.
14975 (AT_string_form): Use it.
14977 2009-07-28 DJ Delorie <dj@redhat.com>
14979 * config/mep/mep.c (vtext_section): New.
14980 (vftext_section): New.
14981 (ftext_section): New.
14982 (mep_select_section): Add support for functions.
14983 (mep_unique_section): Likewise.
14984 (mep_asm_init_sections): Likewise.
14985 (mep_encode_section_info): Remove it from here.
14987 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
14989 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
14991 * tree.h (TREE_DEPRECATED): Document it is used for types too.
14992 (TYPE_VECTOR_OPAQUE): Use default_def_flag
14994 2009-07-28 Douglas B Rupp <rupp@gnat.com>
14996 * dwarf2out.c (output_file_names): Test new macro
14997 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
14998 (add_comp_dir_attribute): Likewise.
15000 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
15002 * config/i386/mingw-w64.h (LINK_SPEC): Add
15003 separating space between commands.
15005 2009-07-28 Jan Hubicka <jh@suse.cz>
15007 PR tree-optimization/40759
15008 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
15011 2009-07-27 DJ Delorie <dj@redhat.com>
15013 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
15014 types are dword-aligned.
15015 (mep_expand_va_start): Likewise.
15017 2009-07-27 Olivier Hainque <hainque@adacore.com>
15018 Douglas B Rupp <rupp@gnat.com>
15020 * convert.c (convert_to_pointer): Don't assume the target
15021 pointer type is POINTER_SIZE long. Fetch its precision instead.
15023 2009-07-27 Douglas B Rupp <rupp@gnat.com>
15025 * system.h (fopen): Undefine if macro.
15027 2009-07-27 Jakub Jelinek <jakub@redhat.com>
15029 * dwarf2out.c (output_cfi_p): Removed.
15030 (output_cfis): New function.
15031 (output_fde): New function, split from output_call_frame_info.
15032 (output_call_frame_info): Use it.
15033 (dwarf2out_switch_text_section): Use output_cfis.
15035 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
15037 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
15038 TARGET_BI_ARCH is specified without enabling SJLJ.
15039 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
15040 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
15042 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
15044 * arm.md (negdi2): Use DImode if forcing a value into a register.
15046 2009-07-26 Ira Rosen <irar@il.ibm.com>
15048 PR tree-optimization/40801
15049 * tree-vect-stmts.c (vectorizable_call): Get previous copy
15050 of vector operand from the previous copy of vector statement.
15051 Pass the correct definition type value to
15052 vect_get_vec_def_for_stmt_copy().
15054 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15056 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
15057 const char ** conversion.
15059 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15061 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
15062 fancy_abort() if !ENABLE_ASSERT_CHECKING.
15063 (gcc_unreachable): Invoke __builtin_unreachable() if
15064 !ENABLE_ASSERT_CHECKING.
15066 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15068 PR rtl-optimization/40445
15069 * emit-rtl.c (next_nonnote_insn_bb): New function.
15070 * rtl.h (next_nonnote_insn_bb): Declare new function.
15071 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
15072 with no successors that is the successor of the ENTRY_BLOCK.
15073 Continue from the top after removing an empty fallthrough block.
15074 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
15075 of next_nonnote_insn.
15077 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15079 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
15081 2009-07-25 Martin Jambor <mjambor@suse.cz>
15083 * c-common.c (c_common_attribute_table): New element for noclone.
15084 (handle_noclone_attribute): New function. Forward-declare.
15085 * tree-inline.c (tree_versionable_function_p): Check for noclone
15087 * doc/extend.texi (Labels as Values): Document need for noclone.
15088 (Function Attributes): Document noclone attribute.
15090 2009-07-25 Jakub Jelinek <jakub@redhat.com>
15092 PR rtl-optimization/34999
15093 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
15094 and dw_fde_switched_cold_to_hot fields.
15095 (output_cfi_p): New function.
15096 (output_call_frame_info): If fde->dw_fde_switched_sections,
15097 output 2 FDEs instead of one with corrupted header.
15098 (dwarf2out_do_cfi_startproc): New function.
15099 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
15100 and fde->dw_fde_switched_cold_to_hot.
15101 (dwarf2out_switch_text_section): Compute
15102 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
15103 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
15104 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
15105 Otherwise, compute fde->dw_fde_switch_cfi.
15107 2009-07-24 Cary Coutant <ccoutant@google.com>
15109 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
15111 2009-07-24 Cary Coutant <ccoutant@google.com>
15113 * cfghooks.c (split_block): Copy discriminator to new block.
15114 * tree-cfg.c (assign_discriminator): Check location of last
15115 instruction in block as well as first.
15117 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
15119 * config/i386/linux.c: Use fputs or putc instead of fprintf
15121 * config/i386/gas.h: Ditto.
15122 * config/i386/x86-64.h: Ditto.
15123 * config/i386/att.h: Ditto.
15125 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15127 * expmed.c (emit_store_flag): Use a recursive call to optimize the
15130 2009-07-24 Martin Jambor <mjambor@suse.cz>
15132 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
15133 (ipa_push_func_to_list_1): Declare.
15134 (ipa_push_func_to_list): New function.
15136 * ipa-prop.c (ipa_push_func_to_list_1): New function.
15137 (ipa_init_func_list): Call ipa_push_func_to_list_1.
15138 (ipa_push_func_to_list): Removed.
15139 (ipa_pop_func_from_list): Clear node_enqueued flag.
15141 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
15143 * config/s390/s390.c (override_options): Default
15144 max-unrolled-insns to 100 for z10 tuning.
15146 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
15148 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
15149 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
15150 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
15151 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
15152 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
15153 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
15154 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
15156 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
15158 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
15159 use default set in mingw32.h header.
15160 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
15161 64-bit /mingw/include path.
15162 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
15165 2009-07-23 Neil Vachharajani <nvachhar@google.com>
15167 PR rtl-optimization/40209
15168 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
15170 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15172 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
15173 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
15174 with the rest of string where appropriate. Use fputs or putc
15175 instead of fprintf where appropriate.
15177 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15178 Pat Haugen <pthaugen@us.ibm.com>
15179 Revital Eres <ERES@il.ibm.com>
15181 * config/rs6000/vector.md: New file. Move most of the vector
15182 expander support here from altivec.md to allow for the VSX vector
15183 unit in the future. Add support for secondary_reload patterns.
15184 Rewrite the patterns for vector comparison, and vector comparison
15185 predicate instructions so that the RTL expresses the desired
15186 behavior, instead of using unspec.
15188 * config/rs6000/constraints.md ("f" constraint): Use
15189 rs6000_constraints to hold the precalculated register class.
15190 ("d" constraint): Ditto.
15191 ("wd" constraint): New constraint for VSX.
15192 ("wf" constraint): Ditto.
15193 ("ws" constraint): Ditto.
15194 ("wa" constraint): Ditto.
15195 ("wZ" constraint): Ditto.
15196 ("j" constraint): Ditto.
15198 * config/rs6000/predicates.md (vsx_register_operand): New
15200 (vfloat_operand): New predicate for vector.md.
15201 (vint_operand): Ditto.
15202 (vlogical_operand): Ditto.
15203 (easy_fp_constant): If VSX, 0.0 is an easy constant.
15204 (easy_vector_constant): Add VSX support.
15205 (altivec_indexed_or_indirect_operand): New predicate for
15206 recognizing Altivec style memory references with AND -16.
15208 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
15209 for vector secondary reload support.
15210 (rs6000_vector_reg_class): Delete, replacing it with
15211 rs6000_constraints.
15212 (rs6000_vsx_reg_class): Ditto.
15213 (rs6000_constraints): New array to hold the register classes of
15214 each of the register constraints that can vary at runtime.
15215 (builtin_mode_to_type): New static array for builtin function type
15217 (builtin_hash_table): New static hash table for builtin function
15219 (TARGET_SECONDARY_RELOAD): Define target hook.
15220 (TARGET_IRA_COVER_CLASSES): Ditto.
15221 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
15222 registers are 128 bits if VSX memory reference instructions are used.
15223 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
15224 unit is being used.
15225 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
15226 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
15227 Print several of the scheduling related parameters.
15228 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
15229 rs6000_constraints instead of rs6000_vector_reg_class. Move
15230 -mdebug=reg code to rs6000_debug_reg_global. Add support for
15231 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
15232 Altivec. Add VSX support. Setup for secondary reload support on
15233 Altivec/VSX registers.
15234 (rs6000_override_options): Make power7 set the scheduling groups
15235 like the power5. Add support for new debug switches to override
15236 the scheduling defaults. Temporarily disable -mcpu=power7 from
15237 setting -mvsx. Add support for debug switches -malways-hint,
15238 -msched-groups, and -malign-branch-targets.
15239 (rs6000_buitlin_conversion): Add support for returning unsigned
15240 vector conversion functions to fix regressions due to stricter
15242 (rs6000_builtin_mul_widen_even): Ditto.
15243 (rs6000_builtin_mul_widen_odd): Ditto.
15244 (rs6000_builtin_vec_perm): Ditto.
15245 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
15246 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
15247 to zero a register.
15248 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
15249 generated upstream.
15250 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
15251 VSX types for bit operations. Changes to accomidate vector.md.
15252 (bdesc_2arg): Ditto.
15253 (bdesc_1arg): Ditto.
15254 (struct builtin_description_predicates): Rewrite predicate
15255 handling so that RTL describes the operation, instead of passing
15256 the instruction to be used as a string argument.
15257 (bdesc_altivec_preds): Ditto.
15258 (altivec_expand_predicate_builtin): Ditto.
15259 (altivec_expand_builtin): Ditto.
15260 (rs6000_expand_ternop_builtin): Use a switch instead of an if
15261 statement for vsldoi support.
15262 (altivec_expand_ld_builtin): Change to use new names from vector.md.
15263 (altivec_expand_st_builtin): Ditto.
15264 (paired_expand_builtin): Whitespace changes.
15265 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
15266 builtin_mode_to_type table for secondary reload. Call
15267 builtin_function_type to build random builtin functions.
15268 (altivec_init_builtins): Change to use builtin_function_type to
15269 create builtin function types dynamically as we need them.
15270 (builtin_hash_function): New support for hashing the tree types
15271 for builtin function as we need it, rather than trying to build
15272 all of the trees that we need. Add initial preliminary VSX support.
15273 (builtin_function_type): Ditto.
15274 (builtin_function_eq): Ditto.
15275 (builtin_hash_struct): Ditto.
15276 (rs6000_init_builtins): Ditto.
15277 (rs6000_common_init_builtins): Ditto.
15278 (altivec_init_builtins): Ditto.
15279 (rs6000_common_init_builtins): Ditto.
15280 (enum reload_reg_type): New enum for simplifing reg classes.
15281 (rs6000_reload_register_type): Simplify register classes into GPR,
15282 Vector, and other registers. Altivec and VSX addresses in reload.
15283 (rs6000_secondary_reload_inner): Ditto.
15284 (rs6000_ira_cover_classes): New target hook, that returns the
15285 appropriate cover classes, based on -mvsx being used or not.
15286 (rs6000_secondary_reload_class): Add VSX support.
15287 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
15288 (get_vsel_insn): Ditto.
15289 (rs6000_emit_vector_compare): Rewrite vector conditional support
15290 so that where we can, we use RTL operators, instead of blindly use
15292 (rs6000_emit_vector_select): Ditto.
15293 (rs6000_emit_vector_cond_expr): Ditto.
15294 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
15295 (create_TOC_reference): Add -mdebug=addr support.
15296 (emit_frame_save): VSX loads/stores need register indexed addressing.
15298 * config/rs6000/rs6000.md: Include vector.md.
15300 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
15302 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15303 support for V2DI, V2DF in logical, permute, select operations.
15305 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
15306 switch for vsx/power7.
15307 (-mvsx-scalar-memory): Ditto.
15308 (-mvsx-align-128): Ditto.
15309 (-mallow-movmisalign): Ditto.
15310 (-mallow-df-permute): Ditto.
15311 (-msched-groups): Ditto.
15312 (-malways-hint): Ditto.
15313 (-malign-branch-targets): Ditto.
15315 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
15317 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
15318 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
15319 (rs6000_vector_reg_class): Delete.
15320 (rs6000_vsx_reg_class): Ditto.
15321 (enum rs6000_reg_class_enum): New enum for the constraints that
15322 vary based on target switches.
15323 (rs6000_constraints): New array to hold the register class for all
15324 of the register constraints that vary based on the switches used.
15325 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
15326 (enum rs6000_builtins): Add unsigned varients for the builtin
15327 declarations returned by target hooks for expanding multiplies,
15328 select, and permute operations. Add VSX builtins.
15329 (enum rs6000_builtin_type_index): Add entries for VSX.
15330 (V2DI_type_node): Ditto.
15331 (V2DF_type_node): Ditto.
15332 (unsigned_V2DI_type_node): Ditto.
15333 (bool_long_type_node): Ditto.
15334 (intDI_type_internal_node): Ditto.
15335 (uintDI_type_internal_node): Ditto.
15336 (double_type_internal_node): Ditto.
15338 * config/rs6000/altivec.md (whole file): Move all expanders to
15339 vector.md from altivec.md. Rename insn matching functions to be
15341 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
15342 (altivec_vcmp*): Ditto.
15343 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
15344 (VM): New iterator for moves that includes the VSX types.
15345 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
15346 (altivec_vperm_<mode>_uns): New, for unsigned types.
15347 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
15348 (altivec_eq<mode>): Ditto.
15349 (altivec_gt<mode>): Ditto.
15350 (altivec_gtu<mode>): Ditto.
15351 (altivec_eqv4sf): Ditto.
15352 (altivec_gev4sf): Ditto.
15353 (altivec_gtv4sf): Ditto.
15354 (altivec_vcmpbfp_p): Ditto.
15356 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
15358 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
15361 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15364 * config/i386/i386.c (output_387_ffreep): Rewrite to use
15365 ASM_SHORT instead of .word.
15366 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
15367 instead of .word in asm template.
15369 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
15372 * ira-lives.c (bb_has_abnormal_call_pred): New function.
15373 (process_bb_node_lives): Use it.
15375 * ira.c (setup_cover_and_important_classes): Don't setup
15376 ira_important_class_nums. Add cover classes to the end of
15378 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
15380 (find_reg_class_closure): Use reorder_important_classes.
15382 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15384 * config/i386/i386.c (i386_ira_cover_classes): New function.
15385 (TARGET_IRA_COVER_CLASSES): Redefine.
15387 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15388 importance of order of cover classes in the array.
15390 2009-07-22 Diego Novillo <dnovillo@google.com>
15392 * tree-pass.h (TDF_EH): Define.
15393 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15394 contains TDF_EH, print the EH region number holding GS.
15395 * tree-dump.c (dump_options): Add "eh".
15396 * doc/invoke.texi: Document it.
15398 2009-07-22 Doug Kwan <dougkwan@google.com>
15400 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15402 2009-07-22 Michael Matz <matz@suse.de>
15404 PR tree-optimization/35229
15405 PR tree-optimization/39300
15407 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15408 (inhibit_phi_insertion): New function.
15409 (insert_into_preds_of_block): Call it for REFERENCEs.
15410 (init_pre): Initialize and finalize scalar evolutions.
15411 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15413 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15415 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15416 Use CONST_VECTOR_NUNITS to determine number of elements.
15418 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15420 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15421 (U, W): Constraints are now deprecated and will be removed if we
15422 run out of letters.
15423 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15425 ("prefetch"): Add the stcmh instruction for prefetching.
15426 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15428 (s390_short_displacement): Return always true if compiling for
15429 machines not providing the long displacement facility.
15430 (s390_mem_constraint): Support the new constraint letter Z.
15431 (s390_check_qrst_address): New function.
15433 2009-07-21 DJ Delorie <dj@redhat.com>
15435 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15438 2009-07-21 Jason Merrill <jason@redhat.com>
15440 * c-common.c (max_tinst_depth): Increase default to 1024.
15442 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15444 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15445 (vec_unpacku_float_lo_v4si): Ditto.
15447 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15450 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15451 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15452 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15453 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15455 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15457 PR tree-optimization/40813
15458 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15461 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15463 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15464 with a NOP_EXPR if needed.
15466 2009-07-21 Paul Brook <paul@codesourcery.com>
15468 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15469 Terminate debug dump with newline.
15471 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15473 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15474 Cast "1" to unsigned HOST_WIDE_INT.
15475 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15476 deposit length to the maximum length - lsb. Extend length if
15477 HOST_BITS_PER_WIDE_INT is 32.
15479 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15481 * cgraph.h (constant_pool_htab): New function.
15482 (constant_descriptor_tree): Move from varasm.c.
15483 * varasm.c (constant_pool_htab): New function.
15484 (constant_descriptor_tree): Move to cgraph.h.
15486 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15488 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15490 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15492 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15495 2009-07-20 Xinliang David Li <davidxl@google.com>
15497 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15499 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15501 * config/mips/mips.md (move_type): Add arith.
15502 (type): Handle arith.
15503 (zero_extendsidi2): Rename this into ...
15504 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15505 (zero_extendsidi2): New expander.
15506 (*zero_extendsidi2_dext): New pattern.
15508 2009-07-20 Nick Clifton <nickc@redhat.com>
15510 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15511 to set MIPS_ABI_DEFAULT.
15512 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15514 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15516 * tree-object-size.c (addr_object_size): Handle unions with
15517 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15519 PR tree-optimization/40792
15520 * tree.c (build_function_type_skip_args): Remove bogus assert.
15522 2009-07-20 Jan Hubicka <jh@suse.cz>
15523 Martin Jambor <mjambor@suse.cz>
15525 * cgraph.h (combined_args_to_skip): New field.
15526 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15527 combined_args_to_skip and args_to_skip.
15528 * tree-inline.c (update_clone_info): New function.
15529 (tree_function_versioning): Call update_clone_info.
15530 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15532 (cgraph_materialize_all_clones): More extensive dumping, working
15533 with combined_args_to_skip rather than args_to_skip.
15535 2009-07-20 Ira Rosen <irar@il.ibm.com>
15537 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15538 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15539 (get_initial_def_for_reduction): Likewise.
15540 (vectorizable_reduction): Skip the check of first operand in case
15541 of COND_EXPR. Add check that it is outer loop vectorization if
15542 nested cycle was detected. Call vectorizable_condition() for
15543 COND_EXPR. If reduction epilogue cannot be created do not fail for
15544 nested cycles (if it is not double reduction). Assert that there
15545 is only one type in the loop in case of COND_EXPR. Call
15546 vectorizable_condition() to vectorize COND_EXPR.
15547 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15548 Add parameters. Allow nested cycles if called from
15549 vectorizable_reduction(). Use reduction vector variable if provided.
15550 (vect_analyze_stmt): Call vectorizable_reduction() before
15551 vectorizable_condition().
15552 (vect_transform_stmt): Update call to vectorizable_condition().
15554 2009-07-20 Christian Bruel <christian.bruel@st.com>
15556 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15557 * doc/invoke.texi (-mfmovd): Likewise.
15558 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15560 2009-07-20 Jan Hubicka <jh@suse.cz>
15562 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15563 when handling SSA name.
15565 2009-07-19 Jan Hubicka <jh@suse.cz>
15567 PR tree-optimization/40676
15568 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15569 virtual PHIs in empty BBs.
15571 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15573 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15574 re-expanded the compound use gen_lowpart instead to convert to the
15577 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15579 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15580 OUTER_CONST arguments.
15581 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15582 the new wider mode will be masked off.
15583 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15585 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15587 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15588 high-order bits are zero.
15590 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15592 * combine.c (simplify_shift_const_1): Split code to determine
15593 shift_mode into ...
15594 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15595 new bits shifted in are identical to the old sign bit.
15597 2009-07-18 Richard Guenther <rguenther@suse.de>
15600 * gimplify.c (gimplify_call_expr): Reject code using results from
15601 functions returning void.
15603 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15605 * doc/md.texi: Document the new PowerPC "es" constraint.
15606 Document that "m" can include automodified addresses on this target,
15607 and explain how %U must be used. Extend the "Q" and "Z" documentation
15608 to suggest "es" as well as "m".
15609 * config/rs6000/constraints.md (es): New memory constraint.
15610 (Q, Z): Update strings to match new documentation.
15612 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15614 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15615 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15616 * config/rs6000/predicates.md (volatile_mem_operand): Use
15617 offsettable_nonstrict_memref_p.
15618 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15619 (*floatunssidf2_internal): Likewise.
15620 (*fix_truncdfsi2_internal): Likewise.
15621 (*fix_trunctfsi2_internal): Likewise.
15623 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15625 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15626 atmega32u2 devices.
15627 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15629 2009-07-17 Richard Guenther <rguenther@suse.de>
15632 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15633 (pass_warn_unused_result): Likewise.
15634 (TODO_set_props): Remove.
15635 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15637 (pass_diagnose_omp_blocks): Define.
15638 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15639 (c_gimple_diagnostics_recursively): Remove.
15640 (finish_function): Do not call it.
15641 (c_write_global_declarations): Continue after errors.
15642 Finalize the CU here.
15643 * c-gimplify.c (c_genericize): Do not gimplify here.
15644 * c-common.c (c_warn_unused_result): Move ...
15645 * tree-cfg.c (do_warn_unused_result): ... here.
15646 (run_warn_unused_result): New function.
15647 (gate_warn_unused_result): New function.
15648 (pass_warn_unused_result): New pass.
15649 * c-common.h (c_warn_unused_result): Remove.
15650 * flags.h (flag_warn_unused_result): Declare.
15651 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
15652 * opts.c (flag_warn_unused_result): Initialize to false.
15653 * toplev.c (compile_file): Add comment.
15654 * omp-low.c (create_omp_child_function): Do not register
15655 the function with the frontend.
15656 (diagnose_omp_structured_block_errors): Prepare to be
15657 called as optimization pass.
15658 (gate_diagnose_omp_blocks): New function.
15659 (pass_diagnose_omp_blocks): New pass.
15660 * cgraph.h (cgraph_optimize): Remove.
15661 (cgraph_analyze_function): Likewise.
15662 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
15663 * cgraphunit.c (cgraph_lower_function): Lower nested functions
15664 before their parents here.
15665 (cgraph_finalize_function): Not here.
15666 (cgraph_analyze_function): Gimplify functions here.
15667 (cgraph_finalize_compilation_unit): Continue after errors.
15668 Optimize the callgraph from here.
15669 (cgraph_optimize): Make static.
15670 * langhooks.c (write_global_declarations): Finalize the CU.
15671 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
15672 (gimplify_function_tree): Assert we gimplify only once.
15673 Set PROP_gimple_any property.
15674 * tree-nested.c (gimplify_all_functions): New function.
15675 (lower_nested_functions): Gimplify all nested functions.
15676 * gimple.h (diagnose_omp_structured_block_errors): Remove.
15677 * passes.c (init_optimization_passes): Add pass_warn_unused_result
15678 and pass_diagnose_omp_blocks after gimplification. Do not
15679 set TODO_set_props on all_lowering_passes.
15680 (execute_one_pass): Do not handle TODO_set_props.
15681 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
15682 (gimplify.o): Add tree-pass.h dependency.
15683 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
15684 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
15685 (unsave_r): Likewise.
15686 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
15687 temporary variable.
15689 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
15691 * doc/service.texi (Service): Restore previously removed link,
15692 which isn't broken after all.
15694 2009-07-17 Richard Guenther <rguenther@suse.de>
15696 PR tree-optimization/40321
15697 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
15698 PHI nodes to the maximal set.
15699 (make_values_for_phi): Add PHI arguments to the maximal set.
15700 (execute_pre): Dump PHI_GEN and the maximal set.
15702 2009-07-17 Jakub Jelinek <jakub@redhat.com>
15705 * gimplify.c (gimplify_conversion): Don't change non-conversions into
15708 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
15710 * doc/extend.texi (Nested Functions): Replace broken link with
15712 * doc/service.texi (Service): Remove broken link.
15714 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
15717 * builtins.c (expand_builtin_memcmp): Use loc instead of
15718 EXPR_LOCATION (exp).
15719 (expand_builtin_strncmp): Likewise.
15721 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
15722 Manuel López-Ibáñez <manu@gcc.gnu.org>
15725 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
15726 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
15727 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
15728 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
15729 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
15730 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
15731 tree-inline.c, c-common.c, c-common.h, gimple.c,
15732 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
15733 convert.c: Add location argument to fold_{unary,binary,ternary},
15734 fold_build[123], build_call_expr, build_size_arg,
15735 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
15736 fold_build1_initializer, fold_build2_initializer,
15737 fold_build3_initializer, fold_build_call_array,
15738 fold_build_call_array_initializer, fold_single_bit_test,
15739 omit_one_operand, omit_two_operands, invert_truthvalue,
15740 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
15741 combine_comparisons, fold_builtin_*, fold_call_expr,
15742 build_range_check, maybe_fold_offset_to_address, round_up,
15745 2009-07-16 Jason Merrill <jason@redhat.com>
15748 * c-common.c (c_common_reswords): Add __is_standard_layout
15750 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
15751 * doc/implement-cxx.texi: New.
15752 * doc/gcc.texi: Include it.
15754 2009-07-16 DJ Delorie <dj@redhat.com>
15756 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
15757 compares that may be indirectly affected by previous instructions.
15759 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15761 * builtins.c (do_mpc_arg2): New.
15762 (fold_builtin_2): Fold builtin cpow.
15763 * real.h (HAVE_mpc_pow): New.
15765 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
15767 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
15768 comparison to skip unprofitable schedule
15770 2009-07-16 Simon Baldwin <simonb@google.com>
15772 * gcc.c (option_map): New flag -no-canonical-prefixes.
15773 * (display_help): Print help text for new flag.
15774 * (process_command): Move options translation and language specifics
15775 and handle new flag early. Use it to set a function pointer to a
15776 prefix builder. Replace make_relative_prefix calls with calls to
15777 the function pointed to. Ignore new flag in regular options handling.
15778 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
15780 2009-07-15 DJ Delorie <dj@redhat.com>
15782 * config/mep/mep.md (sibcall_internal): Change register to avoid
15783 argument registers.
15784 (sibcall_value_internal): Likewise.
15786 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
15788 PR rtl-optimization/40710
15789 * resource.c (mark_target_live_regs): Reset DF problem to LR.
15791 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
15793 * config/mips/mips.md (*extenddi_truncate<mode>,
15794 *extendsi_truncate<mode>): Change type attribute to move_type
15795 with shift_shift. Split out code handling exts from here ...
15796 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
15798 (*extendhi_truncateqi): Change type attribute to move_type with
15799 shift_shift. Split out code handling exts from here ...
15800 (*extendhi_truncateqi_exts): ... to this new pattern.
15802 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
15804 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
15805 instead of "and" with inverted sign bit mask value. Use
15806 "nonimmediate_operand" for operand 1 and operand 2 predicate.
15807 Allocate registers only for operand 4 and operand 5.
15809 2009-07-15 Jakub Jelinek <jakub@redhat.com>
15811 PR middle-end/40747
15812 * fold-const.c (fold_cond_expr_with_comparison): When folding
15813 < and <= to MIN, make sure the MIN uses the same type as the
15814 comparison's operands.
15816 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
15818 * arm.md (ior_xor): New code iterator.
15819 (split for ior/xor with shift and zero-extend): New split pattern.
15820 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
15822 2009-07-15 Richard Guenther <rguenther@suse.de>
15824 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
15827 2009-07-15 Richard Guenther <rguenther@suse.de>
15829 PR middle-end/40753
15830 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
15832 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15834 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
15835 handle 2.6.30 kernel.
15837 2009-07-15 DJ Delorie <dj@redhat.com>
15839 * config/mep/mep.md (sibcall_internal): Change register to allow
15840 for 24-bit addresses.
15841 (sibcall_value_internal): Likewise.
15843 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
15845 * doc/invoke.texi: Added descriptions of the scheduling heuristics
15846 that are enabled/disabled by the flags introduced by a previous patch.
15848 2009-07-14 DJ Delorie <dj@redhat.com>
15850 * config/mep/mep.md (sibcall_internal): Include non-toggling
15852 (sibcall_value_internal): Likewise.
15854 2009-07-14 Taras Glek <tglek@mozilla.com>
15855 Rafael Espindola <espindola@google.com>
15857 * doc/sourcebuild.texi: Document install-plugin target.
15858 * configure.ac: Added install-plugin target to language makefiles.
15859 * configure: Regenerate.
15860 * Makefile.in (install-plugin): Install more headers,
15861 depend on lang.install-plugin.
15863 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
15865 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
15868 2009-07-14 DJ Delorie <dj@redhat.com>
15870 * config/mep/mep.c (mep_vliw_jmp_match): New function.
15871 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
15872 * config/mep/mep.md (sibcall_internal): Change test from
15873 mep_vliw_mode_match to mep_vliw_jmp_match.
15874 (sibcall_value_internal): Likewise.
15876 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
15878 * config/i386/sse.md (copysign<mode>3): New expander.
15879 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
15880 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
15881 Use ix86_build_const_vector.
15882 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
15883 IX86_BUILTIN_CPYSGNPD.
15884 (builtin_description): Add __builtin_ia32_copysignps and
15885 __builtin_ia32_copysignpd.
15886 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
15887 and BUILT_IN_COPYSIGNF.
15889 2009-07-13 Jason Merrill <jason@redhat.com>
15891 * builtins.c (can_trust_pointer_alignment): New fn.
15892 (get_pointer_alignment): Factor it out from here.
15893 * tree.h: Declare it.
15895 2009-07-14 David Edelsohn <edelsohn@gnu.org>
15897 * config/rs6000/predicates.md (offsettable_mem_operand): Test
15900 2009-07-14 Dodji Seketeli <dodji@redhat.com>
15904 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
15906 2009-07-14 Richard Guenther <rguenther@suse.de>
15907 Andrey Belevantsev <abel@ispras.ru>
15909 PR middle-end/40745
15910 * cfgexpand.c (partition_stack_vars): Do not bother to update
15911 alias information when not optimizing.
15913 2009-07-14 Richard Guenther <rguenther@suse.de>
15914 Andrey Belevantsev <abel@ispras.ru>
15916 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
15917 (pt_solution_set): Likewise.
15918 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
15919 * tree-ssa-structalias.c (pt_solution_set): New function.
15920 * final.c (rest_of_clean_state): Free SSA data structures.
15921 * print-rtl.c (print_decl_name): Remove.
15922 (print_mem_expr): Implement in terms of print_generic_expr.
15923 * alias.c (ao_ref_from_mem): New function.
15924 (rtx_refs_may_alias_p): Likewise.
15925 (true_dependence): Query alias-export info.
15926 (canon_true_dependence): Likewise.
15927 (write_dependence_p): Likewise.
15928 * tree-dfa.c (get_ref_base_and_extent): For void types leave
15930 * emit-rtl.c (component_ref_for_mem_expr): Remove.
15931 (mem_expr_equal_p): Use operand_equal_p.
15932 (set_mem_attributes_minus_bitpos): Do not use
15933 component_ref_for_mem_expr.
15934 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
15935 (update_alias_info_with_stack_vars): Likewise.
15936 (partition_stack_vars): Call update_alias_info_with_stack_vars.
15937 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
15938 explicitly nor clear stmt operands.
15939 Free the decl-to-pointer map.
15940 * tree-optimize.c (execute_free_datastructures): Do not free
15941 SSA data structures here.
15942 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
15943 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
15944 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
15946 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
15948 2009-07-13 DJ Delorie <dj@redhat.com>
15950 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
15951 unrolling at the right iteration count.
15953 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
15956 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
15958 * haifa-sched.c (rank_for_schedule): Introduced flags to
15959 enable/disable individual scheduling heuristics.
15960 * common.opt: Introduced flags to enable/disable individual
15961 heuristics in the scheduler.
15962 * doc/invoke.texi: Introduced flags to enable/disable individual
15963 heuristics in the scheduler.
15965 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
15967 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
15968 config/i386/mingw-tls.c.
15969 * config/i386/mingw-tls.c: Removed.
15971 2009-07-13 Ira Rosen <irar@il.ibm.com>
15973 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
15974 checks access only relevant statements.
15975 (vectorizable_reduction): Likewise.
15977 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
15979 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
15980 just for 32-bit case.
15982 2009-07-12 Jan Hubicka <jh@suse.cz>
15984 PR tree-optimization/40585
15985 * except.c (expand_resx_expr): When there already is resume
15986 instruction, produce linked list.
15987 (build_post_landing_pads): Assert that resume is empty.
15988 (connect_post_landing_pads): Handle resume lists.
15989 (dump_eh_tree): Dump resume list.
15991 2009-07-12 Ira Rosen <irar@il.ibm.com>
15993 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15994 with additional argument.
15995 * tree-vectorizer.h (enum vect_def_type): Add
15996 vect_double_reduction_def.
15997 (vect_is_simple_reduction): Add argument.
15998 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
16000 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
16001 vect_is_simple_reduction with additional argument.
16002 (vect_analyze_loop_operations): Handle exit phi nodes in case of
16004 (reduction_code_for_scalar_code): Handle additional codes by
16005 returning ERROR_MARK for them. Fix comment and indentation.
16006 (vect_is_simple_reduction): Fix comment, add argument to specify
16007 double reduction. Detect double reduction.
16008 (get_initial_def_for_induction): Fix indentation.
16009 (get_initial_def_for_reduction): Fix comment and indentation.
16010 Handle double reduction. Create initial definitions that do not
16011 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
16012 (vect_create_epilog_for_reduction): Fix comment, add argument to
16013 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
16014 epilogue result extraction. Create double reduction phi node and
16015 replace relevant uses.
16016 (vectorizable_reduction): Call vect_is_simple_reduction with
16017 additional argument. Fix indentation. Update epilogue code treatment
16018 according to the changes in reduction_code_for_scalar_code. Check
16019 for double reduction. Call vect_create_epilog_for_reduction with
16020 additional argument.
16021 * tree-vect-stmts.c (process_use): Handle double reduction, update
16023 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
16024 (vect_get_vec_def_for_operand): Likewise.
16026 2009-07-12 Danny Smith <dansmister@gmail.com>
16028 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
16029 dllexport if !TREE_PUBLIC.
16030 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
16032 2009-07-11 Anatoly Sokolov <aesok@post.ru>
16034 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
16035 (avr_extra_arch_macro) Remove declatation.
16036 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
16037 (avr_extra_arch_macro) Declare as static.
16038 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
16040 2009-07-11 Jan Hubicka <jh@suse.cz>
16042 PR middle-end/48388
16043 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
16045 2009-07-11 Jakub Jelinek <jakub@redhat.com>
16048 * dwarf2out.c (dw_fde_struct): Add in_std_section and
16049 cold_in_std_section bits.
16050 (dwarf2out_begin_prologue): Initialize them.
16051 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
16052 if already covered by text_section or cold_text_section range.
16054 PR rtl-optimization/40667
16055 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
16056 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
16057 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
16058 * config/i386/i386.c (ix86_minimum_alignment): New function.
16059 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
16060 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
16061 * emit-rtl.c (gen_reg_rtx): Likewise.
16062 * function.c (assign_parms): Likewise. If nominal_type needs
16063 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
16064 rather than passed_type's alignment.
16067 * function.c (assign_parm_setup_stack): Adjust
16068 MEM_OFFSET (data->stack_parm) if promoted_mode is different
16069 from nominal_mode on big endian.
16071 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
16073 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
16075 2009-07-10 DJ Delorie <dj@redhat.com>
16077 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
16079 2009-07-10 Mark Mitchell <mark@codesourcery.com>
16081 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
16083 (thumb2_cbnz): Likewise.
16085 2009-07-10 David Daney <ddaney@caviumnetworks.com>
16088 * config.gcc (supported_defaults): Add synci.
16089 (with_synci): Add validation.
16090 (all_defaults): Add synci.
16091 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
16094 * config/mips/mips.opt (msynci): New option.
16095 * config/mips/mips.c (mips_override_options): Warn on use of
16096 -msynci for targets that do now support it.
16097 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
16099 * gcc/doc/invoke.texi (-msynci): Document the new option.
16100 * doc/install.texi (--with-synci): Document the new option.
16102 2009-07-10 Richard Guenther <rguenther@suse.de>
16104 PR tree-optimization/40496
16105 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
16106 the PHI result with a compatible type.
16108 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
16112 * c.opt (Wunused-result): New.
16113 * doc/invoke.texi: Document it.
16114 * c-common.c (c_warn_unused_result): Use it.
16116 2009-07-09 DJ Delorie <dj@redhat.com>
16118 * targhooks.c (default_target_can_inline_p): Rename from
16119 default_target_option_can_inline_p.
16120 * targhooks.h (default_target_can_inline_p): Likewise.
16121 * target-def.h (TARGET_CAN_INLINE_P): Rename from
16122 TARGET_OPTION_CAN_INLINE_P.
16123 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
16124 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
16125 (mep_target_can_inline_p): Rename from
16126 mep_target_option_can_inline_p.
16129 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
16130 registers used to pass vectors.
16132 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
16134 2009-07-09 Tom Tromey <tromey@redhat.com>
16136 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
16137 * config/mmix/mmix.c: Include dwarf2.h.
16138 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
16139 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
16140 * config/sh/sh.c: Include dwarf2.h.
16141 * config/i386/i386.c: Include dwarf2.h.
16142 * Makefile.in (DWARF2_H): Remove 'elf'.
16143 * except.c: Include dwarf2.h.
16144 * unwind-dw2.c: Include dwarf2.h.
16145 * dwarf2out.c: Include dwarf2.h.
16146 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
16147 * unwind-dw2-fde.c: Include dwarf2.h.
16148 * dwarf2asm.c: Include dwarf2.h.
16150 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16152 * haifa-sched.c (insn_finishes_cycle_p): New static function.
16153 (max_issue): Use it.
16154 * sched-int.h (struct sched_info: insn_finishes_block_p): New
16156 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
16157 (region_sched_info): Update.
16158 * sched-ebb.c (ebb_sched_info): Update.
16159 * modulo-sched.c (sms_sched_info): Update.
16160 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
16162 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16164 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
16166 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
16168 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
16170 2009-07-09 Jakub Jelinek <jakub@redhat.com>
16172 PR middle-end/40692
16173 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
16174 arg1 with arg01 if arg1 is already INTEGER_CST.
16176 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
16178 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
16179 Transform (and (truncate)) into (truncate (and)).
16181 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
16183 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
16184 creating LHS paradoxical subregs. Fix surrounding returns to
16185 use NULL_RTX rather than 0.
16187 2009-07-08 DJ Delorie <dj@redhat.com>
16189 * config/mep/mep.c (mep_option_can_inline_p): New.
16190 (TARGET_OPTION_CAN_INLINE_P): Define.
16192 2009-07-08 Mark Wielaard <mjw@redhat.com>
16195 * dwarf2out.c (add_data_member_location_attribute): When we have
16196 only a constant offset don't emit a new location description using
16197 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
16200 2009-07-08 Richard Henderson <rth@redhat.com>
16203 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
16204 (enum reg_class): Add CLOBBERED_REGS.
16205 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
16206 * config/i386/i386.c (ix86_conditional_register_usage): Moved
16207 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
16208 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
16209 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
16210 force 64-bit sibcalls into R11.
16211 * config/i386/constraints.md (U): New constraint.
16212 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
16213 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
16214 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
16216 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
16218 * basic-block.h (dump_regset, debug_regset): Remove duplicate
16220 * c-objc-common.h (c_initialize_diagnostics): Ditto.
16221 * ebitmap.h (dump_ebitmap): Ditto.
16222 * optabs.h (optab_libfunc): Ditto.
16223 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
16224 * tree-flow.h (vect_can_force_dr_alignment_p,
16225 get_vectype_for_scalar_type): Ditto.
16226 (vectorize_loops): Move prototype to ...
16227 * tree-vectorizer.h: ... here. Also, adjust comment.
16228 (vect_set_verbosity_level): Remove duplicate prototype.
16229 * tree-ssa-loop.c: Include tree-vectorizer.h.
16230 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
16232 2009-07-08 Nick Clifton <nickc@redhat.com>
16234 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
16237 2009-07-08 DJ Delorie <dj@redhat.com>
16239 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
16240 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
16241 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
16243 * config/mep/intrinsics.md: Regenerated.
16244 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
16245 registers when asm() or calls are detected.
16247 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
16250 * gimplify.c (gimplify_expr): Propagate no_warning flag when
16252 * gimple (gimple_build_call_from_tree): Likewise.
16253 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
16254 no_warning flag before warning.
16256 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16258 * tree.c (set_expr_locus): Remove.
16259 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
16260 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
16262 * gimplify.c (internal_get_tmp_var): Likewise.
16263 (gimplify_call_expr): Likewise.
16264 (gimplify_one_sizepos): Likewise.
16266 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
16269 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
16270 to variables for debugging purposes.
16272 2009-06-23 Mark Loeser <mark@halcy0n.com>
16275 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
16277 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16279 * pretty-print.c (pp_base_format): Remove %J.
16280 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16281 gcc_cxxdiag_char_table): Likewise.
16282 (init_dynamic_diag_info): Likewise.
16284 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16286 * pretty-print.c (pp_base_format): Remove %H.
16287 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16288 gcc_cxxdiag_char_table): Likewise.
16289 (init_dynamic_diag_info): Likewise.
16290 * config/mep/mep.c (mep_select_section): Likewise.
16292 2009-07-07 Duncan Sands <baldrick@free.fr>
16294 * final.c (pass_clean_state): Give the pass a name.
16295 * passes.c (pass_rest_of_compilation): Likewise.
16296 * tree-optimize.c (pass_all_optimizations): Likewise.
16298 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
16300 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
16301 an extra 'decl' for error_at.
16303 2009-07-07 Jakub Jelinek <jakub@redhat.com>
16305 PR middle-end/40669
16306 * tree-tailcall.c (adjust_return_value_with_ops,
16307 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
16308 if it has complex or vector type.
16310 2009-07-07 Olivier Hainque <hainque@adacore.com>
16312 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
16315 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
16317 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
16319 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16321 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
16322 * c-decl.c: Likewise.
16323 * function.c: Likewise.
16324 * varasm.c: Likewise.
16325 * tree-ssa.c: Likewise.
16326 * c-common.c: Likewise.
16327 * tree-cfg.c: Likewise.
16328 * config/spu/spu.c: Likewise.
16329 * config/ia64/ia64.c: Likewise.
16330 * config/v850/v850.c: Likewise.
16332 2009-07-06 DJ Delorie <dj@redhat.com>
16334 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
16335 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
16336 unspecified accesses to control registers.
16337 * config/mep/intrinsics.md: Regenerate.
16338 * config/mep/intrinsics.h: Regenerate.
16339 * config/mep/mep-intrin.h: Regenerate.
16341 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16343 * c-lex.c: Replace %H by an explicit location. Update all calls.
16344 * c-common.c: Likewise.
16345 * c-decl.c: Likewise.
16346 * c-typeck.c: Likewise.
16347 * fold-const.c: Likewise.
16348 * gimplify.c: Likewise.
16349 * stmt.c: Likewise.
16350 * tree-cfg.c: Likewise.
16351 * tree-ssa-loop-niter.c: Likewise.
16352 * tree-vrp.c: Likewise.
16353 * value-prof.c: Likewise.
16355 2009-07-06 Diego Novillo <dnovillo@google.com>
16357 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
16358 if it has one. Handle cases where VAR does not have an
16359 annotation or cfun is NULL.
16361 2009-07-06 Diego Novillo <dnovillo@google.com>
16363 * tree.c: Include debug.h.
16364 (initialize_tree_contains_struct): New.
16365 (init_ttree): Call it.
16366 (tree_node_structure_for_code): Factor out of ...
16367 (tree_node_structure): ... here.
16368 * treestruct.def (TS_PHI_NODE): Remove.
16369 (TS_GIMPLE_STATEMENT): Remove.
16371 2009-07-06 Diego Novillo <dnovillo@google.com>
16373 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
16374 (debug_tree_chain): Handle cycles.
16376 2009-07-06 Nick Clifton <nickc@redhat.com>
16377 DJ Delorie <dj@redhat.com>
16379 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16380 __FMOVD_ENABLED__ is defined.
16382 (TARGET_FMOVD): Provide a default definition.
16383 (MASK_FMOVD): Likewise.
16384 (TARGET_CPU_CPP_BUILTINS): Define
16385 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16386 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16387 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16388 (split for DF load from memory into register): Also handle
16389 MEMs which consist of REG+DISP addressing.
16390 (split for DF store from register to memory): Likewise.
16391 (movsf_ie): Always use single fp_mode.
16392 * config/sh/sh.c (sh_override_options): Do not automatically
16393 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16394 that to the -mfmovd command line switch.
16395 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16396 (fldi_ok): Always allow.
16397 * config/sh/sh.opt (mfmovd): Remove this switch.
16398 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16400 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
16401 Kaz Kojima <kkojima@gcc.gnu.org>
16403 PR rtl-optimization/30807
16404 * postreload.c (reload_combine): For every new use of REG_SUM,
16405 record the use of BASE.
16407 2009-07-06 Jan Hubicka <jh@suse.cz>
16409 * params.def: Revert my accidental commit at 2009-06-30.
16411 2009-07-04 Ian Lance Taylor <iant@google.com>
16414 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16416 (mingw_format_attribute_overrides): Likewise.
16418 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16421 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16422 don't check cfa.reg. Instead of cfa.indirect use
16423 fde && fde->drap_reg != INVALID_REGNUM test.
16425 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16427 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16429 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16432 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16434 2009-07-03 Richard Guenther <rguenther@suse.de>
16436 PR tree-optimization/40640
16437 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16440 2009-07-03 Jan Hubicka <jh@suse.cz>
16442 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16443 for size, reduce amount of inlining.
16445 2009-07-03 Richard Guenther <rguenther@suse.de>
16447 PR middle-end/34163
16448 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16449 if t +- x is known to not overflow and the conversion widens the
16451 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16453 2009-07-03 Jan Hubicka <jh@suse.cz>
16455 * ipa-pure-const.c (analyze): Update loop optimizer init.
16456 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16457 try_remove_empty_loop, remove_empty_loops): Remove.
16458 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16459 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16460 to mark regular loops as neccesary.
16461 (degenerate_phi_p): New function.
16462 (propagate_necessity, remove_dead_phis): Use it.
16463 (forward_edge_to_pdom): Likewise.
16464 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16465 virtual PHI nodes that became unreachable.
16466 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16467 * tree-flow.h (remove_empty_loops): Remove.
16468 * passes.c (init_optimization_passes): Remove.
16470 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16472 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16473 can_create_pseudo_p.
16474 (*fix_trunc<mode>_i387_1): Ditto.
16475 (*floathi<mode>2_1): Ditto.
16476 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16477 (*fistdi2_1): Ditto.
16478 (*fist<mode>2_1): Ditto.
16479 (frndintxf2_floor): Ditto.
16480 (*fist<mode>2_floor_1): Ditto.
16481 (frndintxf2_ceil): Ditto.
16482 (*fist<mode>2_ceil_1): Ditto.
16483 (frndintxf2_trunc): Ditto.
16484 (frndintxf2_mask_pm): Ditto.
16485 (fxam<mode>2_i387_with_temp): Ditto.
16486 * config/i386/sse.md (mulv16qi3): Ditto.
16487 (*sse2_mulv4si3): Ditto.
16489 (sse4_2_pcmpestr): Ditto.
16490 (sse4_2_pcmpistr): Ditto.
16492 2009-07-03 Jan Hubicka <jh@suse.cz>
16494 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16495 (mark_stmt_necessary): Set it.
16496 (mark_operand_necessary): Set it.
16497 (mark_control_dependent_edges_necessary): Set it.
16498 (mark_virtual_phi_result_for_renaming): New function.
16499 (get_live_post_dom): New function.
16500 (forward_edge_to_pdom): New function.
16501 (remove_dead_stmt): Fix handling of control dependences.
16502 (tree_dce_init): Init new bitmap.
16503 (tree_dce_done): Free it.
16505 2009-07-02 Richard Guenther <rguenther@suse.de>
16508 * tree-ssa-structalias.c (new_var_info): Initialize
16511 2009-07-02 Jan Hubicka <jh@suse.cz>
16513 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16516 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16518 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16519 instead of recomputing it. Adjust calls.
16520 (emit_store_flag): Adjust recursive calls.
16522 2009-07-02 Richard Guenther <rguenther@suse.de>
16524 * tree-ssa-live.c (remove_unused_locals): Do not remove
16526 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16527 of DECL_EXTERNAL for HEAP variables.
16528 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16529 HEAP variables. Do not adjust RESTRICT vars.
16530 (find_what_var_points_to): Nobody cares if something
16531 points to READONLY.
16533 2009-07-02 Ben Elliston <bje@au.ibm.com>
16535 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16536 pc_low and pc_high declarations to the top of the function.
16538 2009-07-01 DJ Delorie <dj@redhat.com>
16540 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16541 registers as fixed.
16542 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16543 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16544 unspecified accesses to control registers.
16545 * config/mep/intrinsics.md: Regenerate.
16546 * config/mep/intrinsics.h: Regenerate.
16547 * config/mep/mep-intrin.h: Regenerate.
16549 2009-07-01 Anthony Green <green@moxielogic.com>
16551 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16552 instruction when possible.
16553 (moxie_expand_prologue): Ditto. Also, save an instruction and
16554 some complexity by popping off of $r12 instead of $sp.
16555 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16558 2009-07-01 Richard Henderson <rth@redhat.com>
16561 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16562 contained no insns, reposition note before last insn.
16564 2009-07-01 Richard Henderson <rth@redhat.com>
16567 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16568 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16570 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16573 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16574 darwin9 for printing reg addresses with %y.
16576 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16578 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16579 truncation from operands in binary operations.
16581 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16584 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16585 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16586 subreg of op0 to the original op0.
16588 * expmed.c (store_bit_field_1): Use a temporary as the destination
16589 instead of a paradoxical subreg when we need to truncate the result.
16591 2009-07-01 DJ Delorie <dj@redhat.com>
16593 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16594 names to VLIW variants.
16595 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16596 * config/mep/intrinsics.md: Regenerate.
16597 * config/mep/intrinsics.h: Regenerate.
16598 * config/mep/mep-intrin.h: Regenerate.
16600 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16603 * jump.c (returnjump_p): Revert last patch.
16604 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16606 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16609 * pa.md (casesi32p): Use jump table label to determine the offset
16611 (casesi64p): Likewise.
16613 * pa.c (forward_branch_p): Return bool type. Use instruction
16614 addresses when available. Assert that INSN has a jump label.
16615 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16618 2009-07-01 Richard Guenther <rguenther@suse.de>
16620 PR tree-optimization/19831
16621 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16622 that only act as barriers do not make any previous stores necessary.
16623 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16624 HEAP variables global, do not add a constraint from nonlocal.
16625 (find_func_aliases): Handle escapes through return statements.
16626 (compute_points_to_sets): Make escaped HEAP variables global.
16628 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16631 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16632 after reducing a DImode cstore to SImode.
16634 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16636 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16637 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16639 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16641 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16642 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16644 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16645 and umod_optab if TARGET_BSD_DIVMOD.
16646 * config/vax/lib1funcs.asm: New file.
16647 * config/vax/t-linux: New file.
16648 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16650 2009-06-30 Jakub Jelinek <jakub@redhat.com>
16653 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
16654 to type arguments that have void type.
16657 * dwarf2out.c (gen_formal_parameter_die): Call
16658 equate_decl_number_to_die if node is different from origin.
16660 2009-06-30 Anthony Green <green@moxielogic.com>
16662 Clean up moxie port for --enable-build-with-cxx.
16663 * config/moxie/moxie.c (moxie_function_value): First two
16664 parameters are const_tree, not tree.
16665 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
16666 (REG_CLASS_NAMES): Ditto.
16667 (REGNO_REG_CLASS): Ditto.
16668 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
16669 (moxie_function_value): Fix constyness of arguments.
16671 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
16673 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
16674 finalize_size_functions before further processing.
16675 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
16676 (variable_size): Call self_referential_size on size expressions
16677 that contain a PLACEHOLDER_EXPR.
16678 (size_functions): New static variable.
16679 (copy_self_referential_tree_r): New static function.
16680 (self_referential_size): Likewise.
16681 (finalize_size_functions): New global function.
16682 * tree.c: Include tree-inline.h.
16683 (push_without_duplicates): New static function.
16684 (find_placeholder_in_expr): New global function.
16685 (substitute_in_expr) <tcc_declaration>: Return the replacement object
16687 <tcc_expression>: Likewise.
16688 <tcc_vl_exp>: If the replacement object is a constant, try to inline
16689 the call in the expression.
16690 * tree.h (finalize_size_functions): Declare.
16691 (find_placeholder_in_expr): Likewise.
16692 (FIND_PLACEHOLDER_IN_EXPR): New macro.
16693 (substitute_placeholder_in_expr): Update comment.
16694 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
16696 (copy_tree_body_r): Likewise.
16697 (copy_tree_body): New static function.
16698 (maybe_inline_call_in_expr): New global function.
16699 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
16700 (maybe_inline_call_in_expr): Declare.
16701 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
16702 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
16705 2009-06-30 Richard Guenther <rguenther@suse.de>
16707 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
16709 (propagate_necessity): Do not mark reaching defs of stores
16712 2009-06-30 Jan Hubicka <jh@suse.cz>
16714 * cfgloopanal.c (check_irred): Move into ...
16715 (mark_irreducible_loops): ... here; return true if ireducible
16717 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
16718 (analyze_function): Try to prove loop finiteness.
16719 * cfgloop.h (mark_irreducible_loops): Update prototype.
16720 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
16722 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
16724 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
16726 2009-06-30 Ira Rosen <irar@il.ibm.com>
16728 PR tree-optimization/40542
16729 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
16732 2009-06-30 Martin Jambor <mjambor@suse.cz>
16734 PR tree-optimization/40582
16735 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
16736 than useless_type_conversion_p.
16737 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
16740 2009-06-30 Martin Jambor <mjambor@suse.cz>
16742 PR middle-end/40554
16743 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
16745 2009-06-30 Richard Guenther <rguenther@suse.de>
16747 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
16748 use ao_ref references.
16749 (walk_aliased_vdefs): Likewise.
16750 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
16751 * tree-ssa-dce.c (struct ref_data): Remove.
16752 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
16753 (mark_aliased_reaching_defs_necessary): Adjust.
16754 (mark_all_reaching_defs_necessary_1): Likewise.
16756 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
16759 * expmed.c (emit_cstore): New name of emit_store_flag_1.
16760 (emit_store_flag_1): Extract from emit_store_flag, adjust
16761 calls to (what now is) emit_cstore.
16762 (emit_store_flag): Call emit_store_flag_1 and also use it
16763 for what used to be recursive calls.
16765 2009-06-30 Wei Guozhi <carrot@google.com>
16768 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
16769 if the target bb post dominates from bb.
16770 * config/i386/i386.c (memory_address_length): Check existence of base
16771 register before using it.
16773 2009-06-30 Nick Clifton <nickc@redhat.com>
16774 DJ Delorie <dj@redhat.com>
16776 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16777 __FMOVD_ENABLED__ is defined.
16779 (TARGET_FMOVD): Provide a default definition.
16780 (MASK_FMOVD): Likewise.
16781 (TARGET_CPU_CPP_BUILTINS): Define
16782 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16783 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16784 two fmov instructions depending upon whether TARGET_FMOVD is
16786 (split for DF load from memory into register): Also handle
16787 MEMs which consist of REG+DISP addressing.
16788 (split for DF store from register to memory): Likewise.
16789 * config/sh/sh.opt (mfmovd): Remove this switch.
16790 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16791 * config/sh/sh.c (sh_override_options): Do not automatically
16792 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16793 that to the -mfmovd command line switch.
16795 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
16797 (fldi_ok): Always allow.
16798 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
16800 2009-06-29 DJ Delorie <dj@redhat.com>
16802 * doc/install.texi (mep-x-elf): Correct chip's full name.
16804 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
16806 * doc/extend.texi: Fix typo.
16808 2009-06-29 Tom Tromey <tromey@redhat.com>
16810 * dwarf2.h: Remove.
16811 * Makefile.in (DWARF2_H): New variable.
16812 (except.o): Use it.
16813 (dwarf2out.o): Likewise.
16814 (dwarf2asm.o): Likewise.
16815 * config/i386/t-i386: Use DWARF2_H.
16816 * except.c: Include elf/dwarf2.h.
16817 * unwind-dw2.c: Include elf/dwarf2.h.
16818 * dwarf2out.c: Include elf/dwarf2.h.
16819 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
16820 <dtprel>: New field.
16821 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
16822 (size_of_loc_descr): Likewise.
16823 (output_loc_operands_raw): Likewise.
16824 (output_loc_operands): Handle new dtprel field.
16825 (loc_checksum): Update.
16826 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
16827 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
16828 * unwind-dw2-fde.c: Include elf/dwarf2.h.
16829 * dwarf2asm.c: Include elf/dwarf2.h.
16830 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
16831 * config/mmix/mmix.c: Include elf/dwarf2.h.
16832 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
16833 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
16834 * config/sh/sh.c: Include elf/dwarf2.h.
16835 * config/i386/i386.c: Include elf/dwarf2.h.
16837 2009-06-29 DJ Delorie <dj@redhat.com>
16839 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
16841 * doc/extend.texi: Add MeP attributes and pragmas.
16842 * doc/invoke.text: Add MeP Options.
16843 * doc/contrib.texi: Add MeP contribution.
16844 * doc/md.texi: Add MeP constraints.
16845 * doc/install.texi: Add MeP target.
16847 2009-06-30 Anatoly Sokolov <aesok@post.ru>
16849 * target.h (struct gcc_target): Add frame_pointer_required field.
16850 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
16851 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
16852 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
16854 * reload1.c (update_eliminables): (Ditto.).
16855 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
16856 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16857 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
16859 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
16861 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
16862 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16863 (arm_frame_pointer_required): New function.
16865 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
16866 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16867 (avr_frame_pointer_required_p): Declare as static.
16868 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
16870 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
16871 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16872 (bfin_frame_pointer_required): Make as static, change return type
16874 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
16876 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
16877 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16878 (cris_frame_pointer_required): New function.
16880 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
16882 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
16883 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16884 (fr30_frame_pointer_required): New function.
16886 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
16887 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16888 (frv_frame_pointer_required): Make as static, change return type
16890 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
16892 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
16893 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16894 (ix86_frame_pointer_required): Make as static, change return type to
16896 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
16898 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
16899 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16901 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
16903 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
16905 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
16907 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
16908 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16909 (mips_frame_pointer_required): Make as static.
16910 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
16912 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
16913 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16914 (mmix_frame_pointer_required): Mew function.
16916 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
16917 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16919 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
16921 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
16923 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
16925 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
16926 (CAN_ELIMINATE): Redefine.
16927 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
16928 (sparc_frame_pointer_required): New function.
16929 (sparc_can_eliminate): New function.
16930 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
16932 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
16933 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16935 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
16936 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
16937 (xtensa_frame_pointer_required): Make as static, change return type
16939 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
16942 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
16944 * doc/plugins.texi: Document PLUGIN_START_UNIT.
16945 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
16946 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
16947 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
16948 (register_callback): Handle PLUGIN_START_UNIT.
16949 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
16951 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
16953 * tree.c (process_call_operands): Propagate TREE_READONLY from the
16955 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
16956 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
16958 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
16960 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
16963 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
16965 * doc/extend.texi (Additional Floating Types): __float128 is also
16966 supported on i386 targets.
16968 2009-06-29 Richard Guenther <rguenther@suse.de>
16970 PR middle-end/14187
16971 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16973 (pt_solutions_same_restrict_base): Declare.
16974 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
16976 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
16977 (make_constraint_from, make_copy_constraint): Move earlier.
16978 (make_constraint_from_heapvar): New function.
16979 (make_constraint_from_restrict): Likewise.
16980 (handle_lhs_call): Use it.
16981 (find_func_aliases): Use it to track conversions to restrict
16982 qualified pointers.
16983 (struct fieldoff): Add only_restrict_pointers flag.
16984 (push_fields_onto_fieldstack): Initialize it.
16985 (create_variable_info_for): Track global restrict qualified pointers.
16986 (intra_create_variable_infos): Use make_constraint_from_heapvar.
16987 Track restrict qualified pointer arguments.
16988 (set_uids_in_ptset): Use varinfo is_global_var flag.
16989 (find_what_var_points_to): Set the vars_contains_restrict flag.
16990 Always create the points-to solution for sets including restrict tags.
16991 (pt_solutions_same_restrict_base): New function.
16992 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
16993 qualified pointers use pt_solutions_same_restrict_base as
16994 additional source for disambiguation.
16996 2009-06-29 Richard Guenther <rguenther@suse.de>
16998 PR middle-end/38212
16999 * alias.c (find_base_decl): Remove.
17000 (get_deref_alias_set_1): Remove restrict handling.
17001 * c-common.c (c_apply_type_quals_to_decl): Do not set
17002 DECL_POINTER_ALIAS_SET.
17003 * gimplify.c (find_single_pointer_decl_1): Remove.
17004 (find_single_pointer_decl): Likewise.
17005 (internal_get_tmp_var): Remove restrict handling.
17006 (gimple_regimplify_operands): Likewise.
17007 * omp-low.c (expand_omp_atomic_pipeline): Do not set
17008 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
17009 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
17010 * tree.c (restrict_base_for_decl): Remove.
17011 (init_ttree): Do not allocate it.
17012 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
17013 LABEL_DECL_UID for label decls.
17014 (copy_node_stat): Do not copy restrict information.
17015 (decl_restrict_base_lookup): Remove.
17016 (decl_restrict_base_insert): Likewise.
17017 (print_restrict_base_statistics): Likewise.
17018 (dump_tree_statistics): Do not call print_restrict_base_statistics.
17019 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
17020 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
17021 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
17022 (LABEL_DECL_UID): Adjust.
17023 (DECL_BASED_ON_RESTRICT_P): Remove.
17024 (DECL_GET_RESTRICT_BASE): Likewise.
17025 (SET_DECL_RESTRICT_BASE): Likewise.
17026 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
17028 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
17029 instead of DECL_POINTER_ALIAS_SET.
17030 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17031 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
17032 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
17034 2009-06-29 Richard Guenther <rguenther@suse.de>
17036 PR tree-optimization/40579
17037 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
17038 the IL to simplify has constants that overflowed.
17040 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
17042 PR tree-optimization/40550
17043 * tree-vect-generic.c (expand_vector_operations_1): Compute in
17044 vector_compute_type only when the size of vector_compute_type is
17045 less than the size of type.
17047 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
17049 * fold-const.c (contains_label_1): Fix comments.
17050 (contains_label_p): Do not walk trees multiple time.
17052 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17054 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
17055 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
17056 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
17057 ix86_fp_comparison_operator.
17058 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
17059 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
17060 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
17061 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
17062 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
17063 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
17064 (related splits): Change predicate to ix86_fp_comparison_operator.
17065 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
17066 instead of ix86_fp_comparison_codes.
17067 (ix86_trivial_fp_comparison_operator,
17068 ix86_fp_comparison_operator): New.
17069 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
17070 (ix86_expand_compare): Eliminate last two parameters.
17071 (ix86_fp_jump_nontrivial_p): Kill.
17072 * config/i386/i386.c (put_condition_code): Eliminate call to
17073 ix86_fp_comparison_codes and subsequent assertion.
17074 (ix86_fp_comparison_codes): Eliminate.
17075 (ix86_fp_swap_condition): New.
17076 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
17077 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
17078 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
17079 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
17080 and ix86_fp_swap_condition.
17081 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
17082 Use ix86_fp_comparison_strategy.
17083 (ix86_expand_compare): Likewise. Eliminate last two arguments.
17084 (ix86_fp_jump_nontrivial_p): Eliminate.
17085 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
17086 call to ix86_expand_compare.
17087 (ix86_split_fp_branch, ix86_expand_setcc,
17088 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
17089 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
17091 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17093 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
17094 related to jump_clobbers.
17095 * config/arm/arm.md (conds): Remove jump_clob case.
17096 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
17097 splits): Change comparison_operator to arm_comparison_operator.
17098 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
17101 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17103 * dojump.c (do_compare_rtx_and_jump): Try swapping the
17104 condition for floating point modes.
17105 * expmed.c (emit_store_flag_1): Move here a bigger part
17106 of emit_store_flag.
17107 (emit_store_flag): Try swapping the condition for floating point
17109 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
17111 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17113 * expr.c (expand_expr_real_1): Just use do_store_flag.
17114 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
17115 emit_store_flag_force.
17116 * expmed.c (emit_store_flag_force): Copy here trick
17117 previously in expand_expr_real_1. Try reversing the comparison.
17118 (emit_store_flag_1): Work if target is NULL.
17119 (emit_store_flag): Work if target is NULL, using the result mode
17120 from the comparison. Use split_comparison, restructure final part
17121 to simplify conditionals.
17123 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17125 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
17126 * dojump.c (do_jump): Change handling of floating-point
17127 ops to use just do_compare_and_jump.
17128 (split_comparison): New.
17129 (do_compare_rtx_and_jump): Add here logic coming previously
17130 in do_jump, using split_comparison.
17132 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
17135 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
17137 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17139 * tree-ssa-alias.c: Fix unintentional commit.
17141 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17143 * passes.c (execute_one_pass): Fix unintentional commit.
17145 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17147 * df-problems.c (df_set_seen, df_unset_seen): Delete.
17148 (df_rd_local_compute, df_md_local_compute): Inline them.
17150 (df_md_scratch): New.
17151 (df_md_alloc, df_md_free): Allocate/free it.
17152 (df_md_local_compute): Only include live registers in init.
17153 (df_md_transfer_function): Prune the in-set computed by
17154 the confluence function, and the gen-set too.
17156 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17158 PR rtl-optimization/26854
17159 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
17160 * df-problems.c (df_rd_add_problem): Fix comment.
17161 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
17162 df_md_simulate_artificial_defs_at_top,
17163 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
17164 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
17165 df_md_transfer_function, df_md_init, df_md_confluence_0,
17166 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
17167 problem_MD, df_md_add_problem): New.
17168 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
17169 df_md_get_bb_info): New.
17170 (DF_LAST_PROBLEM_PLUS1): Adjust.
17172 * Makefile.in (fwprop.o): Include domwalk.h.
17173 * fwprop.c: Include domwalk.h.
17174 (reg_defs, reg_defs_stack): New.
17175 (bitmap_only_bit_between): Remove.
17176 (process_defs): New.
17177 (process_uses): Use reg_defs and local_md instead of
17178 bitmap_only_bit_between and local_rd.
17179 (single_def_use_enter_block): New, from build_single_def_use_links.
17180 (single_def_use_leave_block): New.
17181 (build_single_def_use_links): Remove code moved to
17182 single_def_use_enter_block, invoke domwalk.
17183 (use_killed_between): Adjust comment.
17185 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17187 * bitmap.h (bitmap_ior_and_into): New.
17188 * bitmap.c (bitmap_ior_and_into): New.
17190 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17192 * domwalk.h (struct dom_walk_data): Remove all callbacks except
17193 before_dom_children_before_stmts and after_dom_children_after_stmts.
17194 Rename the two remaining callbacks to just before_dom_children and
17195 after_dom_children. Remove other GIMPLE statement walking bits.
17196 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
17197 * graphite.c: Do not include domwalk.h.
17198 * tree-into-ssa.c (interesting_blocks): New global.
17199 (struct mark_def_sites_global_data): Remove it and names_to_rename.
17200 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
17201 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
17202 now that they're not domwalk callbacks.
17203 (rewrite_initialize_block): Rename to...
17204 (rewrite_enter_block): ... this, place after called functions. Test
17205 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
17206 (rewrite_finalize_block): Rename to...
17207 (rewrite_leave_block): ... this, place after called functions.
17208 (rewrite_update_init_block): Rename to...
17209 (rewrite_update_enter_block): ... this, place after called functions.
17210 Test interesting_blocks, call rewrite_update_stmt and
17211 rewrite_update_phi_arguments.
17212 (rewrite_update_fini_block): Rename to...
17213 (rewrite_leave_block): ... this, place after called functions.
17214 (rewrite_blocks): Remove last argument, simplify initialization of
17216 (mark_def_sites_initialize_block): Rename to...
17217 (mark_def_sites_block): ... this, call mark_def_sites.
17218 (mark_def_sites_blocks): Remove argument, simplify initialization of
17220 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
17221 (update_ssa): Likewise.
17222 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
17224 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
17225 (dom_opt_initialize_block): Rename to...
17226 (dom_opt_enter_block): ... this, place after called functions. Walk
17227 statements here, inline propagate_to_outgoing_edges.
17228 (dom_opt_finalize_block): Rename to...
17229 (dom_opt_leave_block): ... this, place after called functions.
17230 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
17232 (dse_enter_block, dse_record_phi): New.
17233 (dse_record_phis): Delete.
17234 (dse_finalize_block): Rename to...
17235 (dse_leave_block): ... this.
17236 (tree_ssa_dse): Simplify initialization of walk_data.
17237 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
17238 Adjust initialization of walk_data.
17239 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
17240 * tree-ssa-loop-phiopt.c (get_non_trapping):
17241 Adjust initialization of walk_data.
17242 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
17243 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
17244 it's not a domwalk callback.
17245 (uncprop_initialize_block): Rename to...
17246 (dse_enter_block): ... this, call uncprop_into_successor_phis.
17247 (dse_finalize_block): Rename to...
17248 (dse_leave_block): ... this.
17249 (tree_ssa_uncprop): Simplify initialization of walk_data.
17250 * Makefile.in: Adjust dependencies.
17252 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
17254 * arm.md (casesi): Fix test for Thumb1.
17255 (thumb1_casesi_internal_pic): Likewise.
17256 (thumb1_casesi_dispatch): Likewise.
17258 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
17260 * config/arm/arm-cores.def: Added core cortex-m0.
17261 * config/arm/arm-tune.md: Regenerated.
17262 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
17264 2009-06-26 DJ Delorie <dj@redhat.com>
17266 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
17268 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
17269 the scheduler doesn't tag jump insns.
17271 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
17273 * c-decl.c (merge_decls): Re-indent.
17275 2009-06-26 Janis Johnson <janis187@us.ibm.com>
17278 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
17279 Special-case decimal float constants.
17281 2009-06-26 Richard Henderson <rth@redhat.com>
17283 * function.h (struct function): Add cannot_be_copied_reason,
17284 and cannot_be_copied_set.
17285 * tree-inline.c (has_label_address_in_static_1): Rename from
17286 inline_forbidden_p_2; don't set inline_forbidden_reason here.
17287 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
17288 don't set inline_forbidden_reason.
17289 (copy_forbidden): New function, split out of inline_forbidden_p.
17290 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
17291 (inline_forbidden_p): Use copy_forbidden.
17292 (tree_versionable_function_p): Likewise.
17293 (inlinable_function_p): Merge into tree_inlinable_function_p.
17294 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
17295 * ipa-cp.c (ipcp_versionable_function_p): New function.
17296 (ipcp_cloning_candidate_p): Use it.
17297 (ipcp_node_modifiable_p): Likewise.
17299 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
17301 * builtins.c (expand_builtin_alloca): Handle builtin alloca
17302 that is marked not to be inlined. Remove flag_mudflap use.
17303 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
17304 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
17306 2009-06-26 Steve Ellcey <sje@cup.hp.com>
17309 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
17310 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
17312 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
17314 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
17316 (__mingwthr_remove_key_dtor): Likewise.
17318 2009-06-26 Richard Guenther <rguenther@suse.de>
17320 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
17322 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
17324 PR middle-end/40525
17325 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
17326 try the non-cond_exec path also.
17328 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17331 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
17332 (output_cbranch): Use new functions.
17333 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
17336 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
17337 Pat Haugen <pthaugen@us.ibm.com>
17338 Revital Eres <ERES@il.ibm.com>
17340 * config/rs6000/rs6000.c (print_operand): Correct lossage message
17341 for %c error. Add %x support to print VSX registers as a unified
17342 register set, instead of separate float and altivec registers.
17343 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
17344 %y case, and add support for VSX pre-modify addresses.
17345 (output_toc): Add assert for CONST containing an integer constant
17347 (rs6000_adjust_cost): Add POWER7 support.
17348 (insn_must_be_first_in_group): Ditto.
17349 (insn_must_be_last_in_group): Ditto.
17350 (rs6000_emit_popcount): Ditto.
17351 (rs6000_vector_mode_supported_p): Ditto.
17353 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
17354 Change some of the functions called by macros to being called
17355 through a pointer, so debug functions can be inserted if
17356 -mdebug=addr or -mdebug=cost.
17357 (rs6000_preferred_reload_class_ptr): Ditto.
17358 (rs6000_secondary_reload_class_ptr): Ditto.
17359 (rs6000_secondary_memory_needed_ptr): Ditto.
17360 (rs6000_cannot_change_mode_class_ptr): Ditto.
17361 (rs6000_secondary_reload_inner): Ditto.
17362 (rs6000_legitimize_reload_address): Ditto.
17363 (rs6000_legitimize_reload_address_ptr): Ditto.
17364 (rs6000_mode_dependent_address): Ditto.
17365 (rs6000_mode_dependent_address_ptr): Ditto.
17367 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
17368 function to return true if the mode allows reg + integer
17370 (virtual_stack_registers_memory_p): New function to return true if
17371 the address refers to a virtual stack register.
17372 (rs6000_legitimate_offset_address_p): Move code to say whether a
17373 mode supports reg+int addressing to reg_offset_addressing_ok_p and
17375 (rs6000_legitimate_address_p): Add checks for modes that only can
17376 do reg+reg addressing. Start adding VSX support.
17377 (rs6000_legitimize_reload_address): Ditto.
17378 (rs6000_legitimize_address): Ditto.
17379 (rs6000_debug_legitimate_address_p): New debug functions for
17380 -mdebug=addr and -mdebug=cost.
17381 (rs6000_debug_rtx_costs): Ditto.
17382 (rs6000_debug_address_costs): Ditto.
17383 (rs6000_debug_adjust_cost): Ditto.
17384 (rs6000_debug_legitimize_address): Ditto.
17385 (rs6000_legitimize_reload_address_ptr): Point to call normal
17386 function or debug function. Make functions called via pointer
17388 (rs6000_mode_dependent_address_ptr): Ditto.
17389 (rs6000_secondary_reload_class_ptr): Ditto.
17390 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17391 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
17392 into a friendlier error.
17393 (rs6000_init_builtins): Add initial VSX support.
17394 (rs6000_adjust_cost): Fix some spacing issues.
17396 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17397 (REG_CLASS_NAMES): Ditto.
17398 (REG_CLASS_CONTENTS): Ditto.
17399 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17400 pointer, to add -mdebug=addr support.
17401 (CANNOT_CHANGE_MODE_CLASS): Ditto.
17402 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
17403 -mdebug=addr support.
17404 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17405 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17406 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17408 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17410 (bswapsi*): Set attribute types for load/store. Add combiner
17411 patterns to eliminate zero extend on 64-bit.
17412 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17413 stdbrx if the hardware supports those instructions.
17415 2009-06-25 Ian Lance Taylor <iant@google.com>
17417 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17418 (Link Options): Document -static-libstdc++.
17420 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17423 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17424 DATA_ALIGNMENT instead.
17426 2009-06-25 Richard Guenther <rguenther@suse.de>
17428 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17429 indirect references against the callused/escaped solutions.
17430 (call_may_clobber_ref_p_1): Likewise.
17432 2009-06-25 Martin Jambor <mjambor@suse.cz>
17434 PR tree-optimization/40493
17435 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17436 (enum unscalarized_data_handling): New type.
17437 (handle_unscalarized_data_in_subtree): Return what has been done.
17438 (load_assign_lhs_subreplacements): Handle left flushes differently.
17439 (sra_modify_assign): Use unscalarized_data_handling, simplified
17440 condition determining whether to remove the statement.
17442 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17444 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17445 excerpt - @ should be doubled for texinfo.
17447 2009-06-24 Ian Lance Taylor <iant@google.com>
17449 * config/arc/arc.c: Include "df.h".
17450 (arc_attribute_table): Make static. Move higher in file.
17451 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17452 (output_shift): Initialize n later to avoid warning.
17453 * config/arm/arm.c (arm_attribute_table): Make static. Move
17455 * config/avr/avr.c (avr_attribute_table): Make static. Move
17457 (reg_class_tab): Change array type from int to enum reg_class.
17458 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17460 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17461 (lshrhi3_out): Likewise.
17462 (class_likely_spilled_p): Change return type to bool.
17463 (avr_rtx_costs): Use local code variable with enum type.
17464 * config/avr/avr.md (movmemhi): Use add_reg_note.
17465 (andhi3, andsi3): Don't use AS2 with "and".
17466 (iorhi3, iorsi3): Don't use AS2 with "or".
17467 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17468 * config/crx/crx.c: Include "df.h".
17469 (crx_attribute_table): Make static.
17470 * config/m32r/m32r.c: Include "df.h".
17471 (m32r_attribute_table): Make static. Move higher in file.
17472 (pop): Use add_reg_note.
17473 (block_move_call): Change 0 to LCT_NORMAL in function call.
17474 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17475 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17476 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17477 declare, not just when TREE_CODE is defined.
17478 * config/m68hc11/m68hc11.c: Include "expr.h".
17479 (m68hc11_attribute_table): Make static. Move higher in file.
17480 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17482 (m68hc11_register_indirect_p): Likewise.
17483 (m68hc11_function_arg_padding): Change return type to enum
17485 (emit_move_after_reload): Use add_reg_note.
17486 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17487 (m68hc11_split_logical): Likewise.
17488 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17490 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17491 to VOIDmode in function call.
17492 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17494 (m68hc11_split_logical): Update declaration.
17495 (m68hc11_function_arg_padding): Update declaration.
17496 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17497 to array of enum reg_class.
17498 (mcore_attribute_table): Make static. Move higher in file.
17499 (mcore_rtx_costs): Add cast to enum type.
17500 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17501 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17502 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17504 * config/sh/predicates.md (trapping_target_operand): Rename and to
17506 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17508 * config/spu/spu.c (spu_attribute_table): Make static. Move
17510 * config/v850/v850.c (v850_attribute_table): Make static. Move
17512 (v850_rtx_costs): Use local code with enum type.
17513 (expand_epilogue): Add cast.
17514 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17516 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17519 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17520 -m2a-single-only and -m2a-nofpu.
17521 * config/sh/sh.opt: Document m2a generates FPU code.
17523 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17525 * defaults.h (CAN_ELIMINATE): Provide default.
17526 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17527 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17528 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17529 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17530 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17531 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17532 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17533 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17534 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17535 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17537 2009-06-24 DJ Delorie <dj@redhat.com>
17539 * mep-ext-cop.cpu: Fix copyright notice.
17540 * mep-default: Fix copyright notice.
17541 * mep-core: Fix copyright notice.
17542 * mep: Fix copyright notice.
17543 * mep-ivc2: Fix copyright notice.
17544 * mep-c5: Fix copyright notice.
17546 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17548 * doc/contrib.texi (Contributors):
17550 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17552 PR middle-end/40501
17553 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17554 src and dst operands if necessary.
17556 2009-06-23 DJ Delorie <dj@redhat.com>
17559 * config.gcc: Add mep support.
17560 * recog.c: Resurrect validate_replace_rtx_subexp().
17561 * recog.h: Likewise.
17562 * config/mep/: Add new port:
17563 * config/mep/constraints.md: New file.
17564 * config/mep/default.h: New file.
17565 * config/mep/intrinsics.h: New file.
17566 * config/mep/intrinsics.md: New file.
17567 * config/mep/ivc2-template.h: New file.
17568 * config/mep/mep-c5.cpu: New file.
17569 * config/mep/mep-core.cpu: New file.
17570 * config/mep/mep-default.cpu: New file.
17571 * config/mep/mep-ext-cop.cpu: New file.
17572 * config/mep/mep-intrin.h: New file.
17573 * config/mep/mep-ivc2.cpu: New file.
17574 * config/mep/mep-lib1.asm: New file.
17575 * config/mep/mep-lib2.c: New file.
17576 * config/mep/mep-pragma.c: New file.
17577 * config/mep/mep-protos.h: New file.
17578 * config/mep/mep-tramp.c: New file.
17579 * config/mep/mep.c: New file.
17580 * config/mep/mep.cpu: New file.
17581 * config/mep/mep.h: New file.
17582 * config/mep/mep.md: New file.
17583 * config/mep/mep.opt: New file.
17584 * config/mep/predicates.md: New file.
17585 * config/mep/t-mep: New file.
17587 2009-06-23 Ian Lance Taylor <iant@google.com>
17589 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17590 from loose_warn into c_loose_warn and from strict_warn into
17591 c_strict_warn. Set and substitute warn_cxxflags. Check for
17592 --enable-build-with-cxx. Set and substitute
17593 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17594 * Makefile.in (CXXFLAGS): New variable.
17595 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17596 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17597 the default is the same as $(STRICT_WARN).
17598 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17599 (CXX): New variable.
17600 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17601 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17602 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17603 (HOST_LIBS): New variable.
17604 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17605 (ALL_CXXFLAGS): New variable.
17606 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17607 * doc/install.texi (Configuration): Document
17608 --enable-build-with-cxx, --with-stage1-ldflags,
17609 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17610 * configure: Rebuild.
17612 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17614 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17615 from previous commit.
17617 2009-06-23 Ian Lance Taylor <iant@google.com>
17619 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17621 2009-06-23 Ian Lance Taylor <iant@google.com>
17623 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17624 with ATTRIBUTE_UNUSED.
17626 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17627 Pat Haugen <pthaugen@us.ibm.com>
17628 Revital Eres <eres@il.ibm.com>
17630 * config.in (HAVE_AS_POPCNTD): Add default definition.
17631 (HAVE_AS_LWSYNC): Ditto.
17633 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17635 (gcc_cv_as_powerpc_cmpb): Ditto.
17636 (gcc_cv_as_powerpc_dfp): Ditto.
17637 (gcc_cv_as_powerpc_vsx): Ditto.
17638 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17639 supporting the popcntd/lwsync instructions.
17640 (gcc_cv_as_powerpc_lwsync): Ditto.
17641 * configure: Regenerate.
17643 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17644 -mcpu=native and -mcpu=power7.
17645 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17647 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17648 a variable instead of a mask to reduce the number of mask bits.
17649 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17650 (-mbit-word): Ditto.
17651 (-mregnames): Ditto.
17652 * config/rs6000/rs6000.opt (-mupdate): Ditto.
17653 (-mfused-madd): Ditto.
17655 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
17657 (-mvsx): New switch for VSX instructions.
17658 (-misel): Move from a variable to a mask to allow it to be set by
17661 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
17662 function declaration to an array declaration.
17663 (rs6000_hard_regno_nregs): New external array declaration.
17665 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
17666 files included by rs6000.md.
17668 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
17669 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
17671 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
17673 (rs6000_debug_reg): New -mdebug= variables.
17674 (rs6000_debug_addr): Ditto.
17675 (rs6000_debug_cost): Ditto.
17676 (rs6000_pmode): New variable to hold Pmode.
17677 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
17678 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
17679 calculated at compiler start.
17680 (rs6000_hard_regno_nregs): Change function to an array which holds
17681 HARD_REGNO_NREGS calculated at compiler start.
17682 (rs6000_explicit_options): Delete isel field.
17683 (rs6000_vector_unit): New array to hold which vector unit
17684 supports arithmetic options for a given type.
17685 (rs6000_vector_mem): New array to hold which vector unit supports
17686 memory reference operations for a given type.
17687 (rs6000_vector_align): New array to given the alignment of each
17689 (power7_cost): New basic costs for power7.
17690 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
17691 (rs6000_hard_regno_nregs_internal): New function, moved from
17692 HARD_REGNO_NREGS, to calculate the number of registers each hard
17693 register takes for each type.
17694 (rs6000_debug_reg_print): New function for -mdebug=reg support.
17695 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
17696 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
17697 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
17698 unit information here so it is calculated once at compiler startup
17700 (rs6000_override_options): Make -misel a target mask. Add more
17701 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
17702 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
17704 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
17705 (rs6000_handle_option): Move -misel from variable to target mask.
17706 (rs6000_builtin_mask_for_load): Add VSX support.
17707 (rs6000_conditional_register_usage): Ditto.
17708 (USE_ALTIVEC_FOR_ARG_P): Ditto.
17709 (function_arg_boundary): Ditto.
17710 (rs6000_expand_builtin): Ditto.
17711 (def_builtin): Make abort message a little friendlier.
17712 (rs6000_emit_int_cmove): Add support for 64-bit isel.
17714 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
17715 assembler support the popcntd instruction instead of a vsx
17716 instruction to enable power7 support.
17717 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
17718 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
17719 option to the assembler if -mcpu=native.
17720 (ASM_CPU_NATIVE_SPEC): Ditto.
17721 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
17723 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
17724 the lwsync instruction.
17725 (enum processor_type): Add PROCESSOR_POWER7.
17726 (rs6000_debug_reg): New -mdebug= options.
17727 (rs6000_debug_addr): Ditto.
17728 (rs6000_debug_cost): Ditto.
17729 (rs6000_isel): Delete.
17730 (enum rs6000_vector): New enum to say what vector unit we have.
17731 (VECTOR_UNIT_*): New macros to say which vector unit has
17732 arithmetic operations for a given type.
17733 (VECTOR_MEM_*): New macros to say which vector unit has memory
17734 operations for a given type.
17735 (TARGET_LDBRX): Whether the machine supports the ldbrx
17737 (TARGET_ISEL): Delete, -misel moved to be a mask.
17738 (TARGET_ISEL64): New macro for 64-bit isel support.
17739 (UNITS_PER_VSX_WORD): New macro.
17740 (POINTER_SIZE): Move to be an external variable, rather than
17741 calculating whether we are generating 32 ot 64-bit code.
17743 (STACK_BOUNDARY): Add VSX support.
17744 (LOCAL_ALIGNMENT): Ditto.
17745 (SLOW_UNALIGNED_ACCESS): Ditto.
17746 (VSX_REGNO_P): New macro for VSX support.
17747 (VFLOAT_REGNO_P): Ditto.
17748 (VINT_REGNO_P): Ditto.
17749 (VLOGICAL_REGNO_P): Ditto.
17750 (VSX_VECTOR_MODE): Ditto.
17751 (VSX_SCALAR_MODE): Ditto.
17753 (VSX_MOVE_MODE): Ditto.
17754 (VSX_REG_CLASS_P): Ditto.
17755 (HARD_REGNO_NREGS): Instead of calling a function, use an array
17757 (UNITS_PER_SIMD_WORD): Add VSX support.
17758 (MODES_TIEABLE_P): Ditto.
17759 (STARTING_FRAME_OFFSET): Ditto.
17760 (STACK_DYNAMIC_OFFSET): Ditto.
17761 (EPILOGUE_USES): Ditto.
17762 (REGNO_REG_CLASS): Move to array lookup.
17763 (CLASS_MAX_NREGS): Ditto.
17764 (rs6000_vector_reg_class): Add declaration.
17765 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
17766 overlap with the floating point and Altivec registers.
17768 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
17770 * config/rs6000/driver-rs6000.c (asm_names): New static array to
17771 give the appropriate asm switches if -mcpu=native.
17772 (host_detect_local_cpu): Add support for "asm".
17773 (host_detect_local_cpu): Follow GNU code guidelines for name.
17775 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
17776 -mbit-word to a variable instead of being a target mask.
17778 * config/rs6000/sync.md (lwsync): If the assembler supports it,
17779 emit the lwsync instruction instead of emitting the instruction as
17780 an integer constant.
17782 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
17783 fixuns_trundfsi2, move expander into rs6000.md.
17785 * config/rs6000/rs6000.md (cpu): Add power7.
17786 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
17787 (logical predicate patterns): Change the single instruction
17788 primitives that set CR0 to be fast_compare instead of compare.
17790 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
17791 (popcntddi2): Ditto.
17792 (popcount<mode>): Ditto.
17793 (floating multiply/add insns): Name the floating point
17794 multiply/add insns.
17795 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
17796 (isel_unsigned_<mode>): Ditto.
17797 (fixuns_trundfsi2): Move expander here from spe.md.
17798 (smindi3): Define if we have -misel on 64-bit systems.
17803 2009-06-23 Anatoly Sokolov <aesok@post.ru>
17805 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
17807 * config/avr/avr.c (avr_current_device): New variable.
17808 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
17809 (avr_arch, mcu_type_s): Move to avr.h.
17810 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
17811 default_data_section_start fields.
17812 (avr_arch): Moved from avr.c.
17813 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
17814 library_name fields.
17815 (avr_current_device, avr_mcu_types, avr_arch_types,
17816 avr_device_to_arch, avr_device_to_data_start,
17817 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
17818 (EXTRA_SPEC_FUNCTIONS): Define.
17819 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
17820 options mapping. Use device_to_arch and device_to_data_start insted.
17821 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
17822 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
17823 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
17824 * config/avr/driver-avr.c: New file.
17825 * config/avr/avr-devices.c: New file.
17827 2009-06-23 Jakub Jelinek <jakub@redhat.com>
17829 * var-tracking.c (unshare_variable): Force initialized to
17830 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
17831 (set_variable_part): Likewise.
17832 (struct variable_union_info): Remove pos_src field.
17833 (vui_vec, vui_allocated): New variables.
17834 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
17835 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
17836 == 1 use a simpler sorting algorithm. Compute pos field right
17837 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
17838 Avoid quadratic comparison if !flag_var_tracking_uninit.
17839 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
17840 unshare_variable unconditionally.
17841 (dataflow_set_different_2): Removed.
17842 (dataflow_set_different): Don't traverse second hash table.
17843 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
17844 unconditionally to var_reg_set or var_mem_set.
17845 (emit_notes_in_bb): Likewise.
17846 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
17848 (emit_note_insn_var_location): Don't set initialized to
17849 VAR_INIT_STATUS_INITIALIZED early.
17850 (vt_finalize): Free vui_vec if needed, clear vui_vec and
17852 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
17854 * tree-object-size.c (addr_object_size): Instead of checking
17855 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
17856 are no FIELD_DECLs following it.
17858 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
17860 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
17861 order to match bswaps with signed source operands.
17863 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17865 * sdbout.c (sdbout_one_type): Fix braces in switch.
17867 2009-06-23 Richard Guenther <rguenther@suse.de>
17869 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
17871 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
17872 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
17873 var_callused, callused_tree, var_storedanything, storedanything_tree,
17874 var_integer, integer_tree): Remove global variables.
17875 (new_var_info): Do not pass new id, append the new var to the
17876 global variable vector.
17877 (do_ds_constraint): Use is_global_var member of the variable-info.
17878 (new_scalar_tmp_constraint_exp): Adjust.
17879 (create_function_info_for): Likewise.
17880 (create_variable_info_for): Likewise.
17881 (find_what_var_points_to): Remove dead code.
17882 (init_base_vars): Simplify.
17883 (compute_points_to_sets): Adjust.
17885 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17887 * combine.c (try_combine): Dump information about the insns we're
17890 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
17892 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
17893 check when calling force_to_mode on TRUNCATE's operand.
17895 2009-06-22 Ian Lance Taylor <iant@google.com>
17897 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
17899 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17901 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
17903 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17905 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
17906 override library linkage flags such as -static-libgcc or
17909 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17911 * config/m68k/m68k-devices.def: Add line for MCF5221x.
17913 2009-06-22 Ian Lance Taylor <iant@google.com>
17915 * config/linux.opt: Put mglibc ahead of muclibc.
17917 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
17918 for duplicate decls.
17920 2009-06-22 Matthias Klose <doko@ubuntu.com>
17922 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
17924 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
17927 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
17928 instead of NULL if a parser error occurs.
17930 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17932 * dwarf2out.c (dwarf2_debug_hooks): Initialize
17933 non-DWARF2_DEBUGGING_INFO version.
17935 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
17937 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
17938 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
17940 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
17941 (LIBGCC2_TF_CEXT): Define.
17944 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17947 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
17949 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17951 * config/arm/arm.c (arm_override_options): Disable
17952 -mcaller-super-interworking and -mcallee-super-interworking.
17953 * doc/invoke.texi (ARM Options): Document this.
17955 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
17957 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
17958 * config/arm/constraints.md (j): New constraint for movw operands.
17959 (N): Remove thumb2 meaning.
17960 * config/arm/arm.md (*arm_movw): Delete.
17961 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
17962 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
17963 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
17965 2009-06-22 Martin Jambor <mjambor@suse.cz>
17967 PR tree-optimization/40492
17968 * tree-sra.c (sra_modify_assign): Pass zero offsets to
17969 build_ref_for_offset.
17971 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
17973 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
17974 JUMP_TABLE_DATA_P predicates where applicable.
17975 * auto-inc-dec.c: Ditto.
17976 * builtins.c: Ditto.
17977 * caller-save.c: Ditto.
17979 * cfgcleanup.c: Ditto.
17980 * cfglayout.c: Ditto.
17982 * combine.c: Ditto.
17983 * combine-stack-adj.c: Ditto.
17987 * df-scan.c: Ditto.
17989 * dwarf2asm.c: Ditto.
17990 * dwarf2out.c: Ditto.
17991 * emit-rtl.c: Ditto.
17997 * function.c: Ditto.
18000 * genpreds.c: Ditto.
18001 * genrecog.c: Ditto.
18003 * ira-costs.c: Ditto.
18004 * ira-lives.c: Ditto.
18006 * loop-iv.c: Ditto.
18007 * lower-subreg.c: Ditto.
18008 * modulo-sched.c: Ditto.
18010 * postreload.c: Ditto.
18011 * print-rtl.c: Ditto.
18013 * reginfo.c: Ditto.
18014 * regmove.c: Ditto.
18015 * reload1.c: Ditto.
18018 * rtlanal.c: Ditto.
18020 * sched-vis.c: Ditto.
18022 * sel-sched-ir.c: Ditto.
18023 * simplify-rtx.c: Ditto.
18024 * targhooks.c: Ditto.
18025 * var-tracking.c: Ditto.
18026 * vmsdbgout.c: Ditto.
18028 2009-06-22 Matthias Klose <doko@ubuntu.com>
18030 * Makefile.in (install-plugin): Always use DESTDIR.
18032 2009-06-22 Olivier Hainque <hainque@adacore.com>
18034 * config/pa/pa.c (output_call): Don't optimize post call jumps
18035 into return address adjustments if the call may throw.
18037 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
18039 * arm.c (thumb1_output_casesi): New function.
18040 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
18041 optimizing for size or PIC.
18042 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
18043 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
18044 (casesi): Handle Thumb-1 when optimizing for size or PIC.
18045 (thumb1_casesi_internal_pic): New expand rule.
18046 (thumb1_casesi_dispatch): New pattern.
18047 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
18049 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
18050 in the text seciton when PIC or optimizing for size.
18051 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
18052 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
18053 preservation properties of code.
18054 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
18055 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
18056 (__gnu_thumb1_case_si): New function.
18057 * t-arm (LIB1ASMSRC): Define here.
18058 (LIB1ASMFUNCS): Add some common functions.
18059 * t-arm-elf (LIB1ASMSRC): Delete.
18060 (LIB1ASMFUNCS): Append to existing set.
18061 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18062 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18063 * t-symbian (LIB1ASMFUNCS): Likewise.
18064 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18065 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18067 2009-06-21 Richard Guenther <rguenther@suse.de>
18069 PR tree-optimization/38729
18070 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
18071 to loops with a single exit if -fno-expensive-optimizations.
18073 2009-06-21 Jakub Jelinek <jakub@redhat.com>
18075 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
18076 (dataflow_set): Change vars type from htab_t to shared_hash.
18077 (shared_hash_pool, empty_shared_hash): New variables.
18078 (vars_clear): Removed.
18079 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
18080 shared_hash_find_slot_unshare, shared_hash_find_slot,
18081 shared_hash_find_slot_noinsert, shared_hash_find): New
18083 (shared_hash_unshare, shared_hash_destroy): New functions.
18084 (unshare_variable): Unshare set->vars if shared, use
18086 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
18087 (get_init_value, find_src_set_src, dump_dataflow_set,
18088 clobber_variable_part, emit_notes_for_differences): Use
18090 (dataflow_set_init): Remove second argument, set vars to
18091 empty_shared_hash instead of creating a new htab.
18092 (dataflow_set_clear): Call shared_hash_destroy and set vars
18093 to empty_shared_hash instead of calling vars_clear.
18094 (dataflow_set_copy): Don't call vars_copy, instead just share
18095 the src htab with dst.
18096 (variable_union): Use shared_hash_*, use initially NO_INSERT
18097 lookup if set->vars is shared. Don't keep slot cleared before
18098 calling unshare_variable. Unshare set->vars if needed.
18099 Even ->refcount == 1 vars must be unshared if set->vars is shared
18100 and var needs to be modified.
18101 (variable_canonicalize): New function.
18102 (dataflow_set_union): If dst->vars is empty, just share src->vars
18103 with dst->vars and traverse with variable_canonicalize to canonicalize
18104 and unshare what is needed.
18105 (dataflow_set_different): If old_set and new_set use the same shared
18106 htab, they aren't different. If number of htab elements is different,
18107 htabs are different. Use shared_hash_*.
18108 (dataflow_set_destroy): Call shared_hash_destroy instead of
18110 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
18111 second argument to dataflow_set_init.
18112 (vt_initialize): Likewise. Initialize shared_hash_pool and
18113 empty_shared_hash, move bb in/out initialization afterwards.
18114 Use variable_htab_free instead of NULL as changed_variables del hook.
18115 (variable_was_changed): Change type of second argument to pointer to
18116 dataflow_set. When inserting var into changed_variables, bump
18117 refcount. Unshare set->vars if set is shared htab and slot needs to
18119 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
18120 lookup if set->vars is shared. Unshare set->vars if needed.
18121 Even ->refcount == 1 vars must be unshared if set->vars is shared
18122 and var needs to be modified. Adjust variable_was_changed caller.
18123 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
18124 vars must be unshared if set->vars is shared and var needs to be
18125 modified. Adjust variable_was_changed caller.
18126 (emit_note_insn_var_location): Don't pool_free var.
18127 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
18129 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
18130 free_alloc_pool on shared_hash_pool.
18132 2009-06-20 Anthony Green <green@moxielogic.com>
18134 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
18135 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
18137 2009-06-20 Richard Guenther <rguenther@suse.de>
18139 * tree-ssa-structalias.c (find_func_aliases): For memset use
18140 a constraint from NULL if we memset to zero.
18141 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
18142 we explicitly handle that do not read from memory.
18143 (call_may_clobber_ref_p_1): Properly handle builtins that may
18146 2009-06-20 Richard Guenther <rguenther@suse.de>
18148 PR tree-optimization/40495
18149 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
18150 (new_scalar_tmp_constraint_exp): New function.
18151 (process_constraint): Do not create temporary decls.
18152 (process_all_all_constraints): Likewise.
18153 (handle_const_call): Likewise.
18154 (create_function_info_for): Do not set decl.
18156 2009-06-19 Ian Lance Taylor <iant@google.com>
18158 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
18159 (rs6000_attribute_table): Make static; move before use.
18161 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
18163 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
18164 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
18165 Propagate the TREE_READONLY flag without overwriting it.
18166 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
18167 Propagate the TREE_READONLY flag onto the result.
18168 (process_call_operands): Move around. Use correct constant value.
18170 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18173 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
18174 * config/arm/arm.md: Likewise.
18176 2009-06-19 Ian Lance Taylor <iant@google.com>
18178 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
18179 to GIMPLE_ERROR_MARK.
18181 * c-typeck.c (build_conditional_expr): Add op1_original_type and
18182 op2_original_type parameters. Warn about using different enum types.
18183 * c-parser.c (c_parser_conditional_expression): Pass original
18184 types to build_conditional_expr.
18185 * c-tree.h (build_conditional_expr): Update declaration.
18187 2009-06-19 Ian Lance Taylor <iant@google.com>
18189 * config/i386/i386.c (ix86_function_specific_save): Test that
18190 fields match values, rather than testing the values are in a
18193 2009-06-19 Richard Guenther <rguenther@suse.de>
18195 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
18196 ADDR_EXPR pointers.
18197 (ptr_derefs_may_alias_p): Likewise.
18198 (ptr_deref_may_alias_ref_p_1): New function.
18199 (ptr_deref_may_alias_ref_p): Likewise.
18200 (ref_maybe_used_by_call_p_1): Handle builtins that are not
18201 covered by looking at the ESCAPED solution.
18202 (call_may_clobber_ref_p_1): Likewise.
18203 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
18204 Handle NULL_TREE offset. Do not produce redundant constraints.
18205 (process_all_all_constraints): New helper function.
18206 (do_structure_copy): Use it.
18207 (handle_lhs_call): Likewise.
18208 (find_func_aliases): Handle some builtins with pointer arguments
18209 and/or return values explicitly.
18211 2009-06-19 Ian Lance Taylor <iant@google.com>
18213 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
18215 2009-06-19 Ian Lance Taylor <iant@google.com>
18217 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
18219 2009-06-19 Ian Lance Taylor <iant@google.com>
18221 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
18222 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
18225 * c-decl.c (finish_decl): If -Wc++-compat, warn about
18226 uninitialized const.
18228 2009-06-19 Ian Lance Taylor <iant@google.com>
18230 * dse.c (struct store_info): Rename bitmap field to bmap. Change
18233 * c-decl.c (in_struct, struct_types): Remove.
18234 (struct c_binding): Add in_struct field.
18235 (c_binding_ptr): Define type, along with VEC.
18236 (struct c_struct_parse_info): Define.
18237 (struct_parse_info): New static variable.
18238 (bind): Initialize in_struct field.
18239 (start_struct): Remove enclosing_in_struct and
18240 enclosing_struct_types parameters. Add
18241 enclosing_struct_parse_info parameter. Change all callers. Set
18242 struct_parse_info rather than in_struct and struct_types.
18243 (grokfield): If -Wc++-compat and there is a symbol binding for the
18244 field name, set the in_struct flag and push it on the
18245 struct_parse_info->fields vector.
18246 (warn_cxx_compat_finish_struct): New static function.
18247 (finish_struct): Remove enclosing_in_struct and
18248 enclosing_struct_types parameters. Add
18249 enclosing_struct_parse_info parameter. Change all callers. Don't
18250 set C_TYPE_DEFINED_IN_STRUCT here. Call
18251 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
18252 parameter. Only push on struct_types if warn_cxx_compat.
18253 (finish_enum): Only push on struct_types if warn_cxx_compat.
18254 (declspecs_add_type): Add loc parameter. Change all callers.
18255 Change all error calls to error_at. Pass loc, not input_location,
18256 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
18257 defined in a struct. If -Wc++-compat and parsing a struct, record
18258 that a typedef name was used.
18259 * c-parser.c (c_parser_declspecs): Get location to pass to
18260 declspecs_add_type.
18261 (c_parser_struct_or_union_specifier): Update calls to start_struct
18263 * c-tree.h (struct c_struct_parse_info): Declare.
18264 (finish_struct, start_struct): Update declarations.
18265 (declspecs_add_type): Update declaration.
18267 2009-06-19 Ian Lance Taylor <iant@google.com>
18269 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
18270 variable with an anonymous type.
18272 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
18274 * see.c: Remove for real.
18276 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
18278 * optabs.h (enum optab_index): Add new OTI_significand.
18279 (significand_optab): Define corresponding macro.
18280 * optabs.c (init_optabs): Initialize significand_optab.
18281 * genopinit.c (optabs): Implement significand_optab using
18282 significand?f2 patterns.
18283 * builtins.c (expand_builtin_mathfn): Handle
18284 BUILT_IN_SIGNIFICAND{,F,L}.
18285 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
18286 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
18288 * config/i386/i386.md (significandxf2, significand<mode>2): New
18289 expanders to implement significandf, significand and significandl
18290 built-ins as inline x87 intrinsics.
18292 2009-06-18 Anatoly Sokolov <aesok@post.ru>
18294 * config/avr/avr.c (avr_override_options): Remove setting value of
18295 PARAM_INLINE_CALL_COST.
18297 2009-06-18 Richard Henderson <rth@redhat.com>
18300 * tree-pass.h (TDF_ASMNAME): New.
18301 * tree-dump.c (dump_options): Add asmname.
18302 * doc/invoke.texi: Document it.
18304 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
18305 (dump_decl_name): ...here.
18306 (dump_function_name): New flags arg; mind TDF_ASMNAME.
18307 (dump_generic_node): Update dump_function_name calls.
18308 (print_call_name): New flags arg; update all dump calls.
18309 * diagnostic.h (print_call_name): Update.
18310 * gimple-pretty-print.c (dump_gimple_call): Update.
18312 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
18315 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
18317 2009-06-18 Diego Novillo <dnovillo@google.com>
18319 * doc/plugins.texi: Document plugin_is_GPL_compatible.
18320 * plugin.c (str_license): Declare.
18321 (try_init_one_plugin): Assert that the symbol
18322 'plugin_is_GPL_compatible' exists.
18324 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
18327 * Makefile.in (OBJS-common): Remove see.o.
18329 * common.opt (fsee): Mark as preserved for backward compatibility.
18330 * opts.c (common_handle_option): Add OPT_fsee to the backward
18331 compatibility section.
18332 * passes.c (init_optimization_passes, pass_see): Remove pass.
18333 * timevar.def (TV_SEE): Remove.
18334 * tree-pass.h (pass_see): Remove declaration.
18335 * doc/invoke.texi (-fsee): Remove documentation.
18337 2009-06-18 Martin Jambor <mjambor@suse.cz>
18339 * tree-sra.c: Include statistics.h
18340 (sra_stats): New variable.
18341 (sra_initialize): Clear sra_stats.
18342 (create_access_replacement): Increment sra_stats.replacements.
18343 (get_access_replacement): Do not return twice.
18344 (analyze_all_variable_accesses): Increment statistics counter by the
18345 number of scalarized aggregates.
18346 (generate_subtree_copies): Increment sra_stats.subtree_copies.
18347 (sra_modify_expr): Increment sra_stats.exprs.
18348 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
18349 (sra_modify_assign): Increment sra_stats.exprs,
18350 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
18351 (perform_intra_sra): Update statistics counters.
18352 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
18354 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18356 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
18357 (arm_scalar_mode_supported_p): New function.
18359 2009-06-18 Paul Brook <paul@codesourcery.com>
18360 Sandra Loosemore <sandra@codesourcery.com>
18362 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
18363 (__extendhfsf2, __truncsfhf2): Define.
18364 * config/arm/fp16.c: New file.
18365 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18366 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18368 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18370 * doc/extend.texi (Half-Precision): New section.
18371 * doc/invoke.texi (Option Summary): List -mfp16-format.
18372 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
18373 * config/arm/arm.opt (mfp16-format=): New.
18374 * config/arm/arm.c: Include intl.h.
18375 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
18376 (TARGET_INVALID_RETURN_TYPE): Redefine.
18377 (TARGET_PROMOTED_TYPE): Redefine.
18378 (TARGET_CONVERT_TO_TYPE): Redefine.
18379 (arm_fp16_format): Define.
18380 (all_fpus): Add entry for neon-fp16.
18381 (fp_model_for_fpu): Likewise.
18382 (struct fp16_format): Declare.
18383 (all_fp16_formats): Define.
18384 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18386 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
18388 (arm_legitimate_index_p): Treat HFmode like HImode.
18389 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
18390 (coproc_secondary_reload_class): Special-case HFmode.
18391 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18392 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18393 (arm_init_fp16_builtins): New.
18394 (arm_init_builtins): Call it.
18395 (arm_invalid_parameter_type): New.
18396 (arm_invalid_return_type): New.
18397 (arm_promoted_type): New.
18398 (arm_convert_to_type).
18399 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
18401 (arm_emit_fp16_const): New function.
18402 (arm_mangle_type): Mangle __fp16 as "Dh".
18403 * config/arm/arm.h (TARGET_VFPD32): Make it know about
18405 (TARGET_NEON_FP16): New.
18406 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18407 (enum fputype): Add FPUTYPE_NEON_FP16.
18408 (enum arm_fp16_format_type): Declare.
18409 (arm_fp16_format): Declare.
18410 (LARGEST_EXPONENT_IS_NORMAL): Define.
18411 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18412 * config/arm/arm-modes.def (HFmode): Define.
18413 * config/arm/vfp.md (*movhf_vfp): New.
18414 (extendhfsf2): New.
18416 * config/arm/arm.md (fpu): Add neon_fp16.
18417 (floatsihf2, floatdihf2): New.
18418 (fix_trunchfsi2, fix_trunchfdi2): New.
18420 (extendhfdf2): New.
18422 (*arm32_movhf): New.
18423 (*thumb1_movhf): New.
18424 (consttable_2): Add check for HFmode constants.
18425 (consttable_4): Handle HFmode constants.
18427 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18429 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18431 2009-06-17 Olivier Hainque <hainque@adacore.com>
18433 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18434 const char ** conversion in AIX specific section.
18436 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18438 * config/i386/i386.c (ix86_special_builtin_type): Remove
18439 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18440 (bdesc_special_args): Updated.
18441 (ix86_init_mmx_sse_builtins): Likewise.
18442 (ix86_expand_special_args_builtin): Likewise.
18444 2009-06-17 Richard Henderson <rth@redhat.com>
18446 * tree-pretty-print.c (maybe_dump_asm_name): New.
18447 (dump_decl_name): Use it.
18448 (PRINT_FUNCTION_NAME): Merge into...
18449 (dump_function_name): ... here. Use maybe_dump_asm_name.
18451 2009-06-17 Cary Coutant <ccoutant@google.com>
18453 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18455 * debug.c (struct gcc_debug_hooks): Change placeholder for
18457 (debug_nothing_int_charstar_int): Replaced by...
18458 (debug_nothing_int_charstar_int_bool): ...this.
18459 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18460 source_line prototype.
18461 (debug_nothing_int_charstar_int): Replaced by...
18462 (debug_nothing_int_charstar_int_bool): ...this.
18463 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18464 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18465 Output is_stmt operand when necessary.
18466 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18467 (notice_source_line): Add is_stmt parameter.
18468 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18469 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18471 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18472 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18474 2009-06-17 Ian Lance Taylor <iant@google.com>
18476 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18478 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18481 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18483 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18484 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18485 tree_strip_sign_nop_conversions and
18486 tree_ssa_strip_useless_type_conversions rather than stripping
18487 the operations here.
18488 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18490 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18491 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18492 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18493 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18496 2009-06-17 Michael Eager <eager@eagercon.com>
18498 * config/rs6000/constraints.md (register_constraint "d"): New.
18499 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18500 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18501 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18502 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18503 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18504 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18505 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18506 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18507 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18508 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18510 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18511 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18512 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18513 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18514 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18515 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18516 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18517 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18518 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18519 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18520 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18521 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18522 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18523 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18525 2009-06-16 Ian Lance Taylor <iant@google.com>
18527 * profile.c (total_num_never_executed): Don't define.
18528 (compute_branch_probabilities): Don't count or print
18529 num_never_executed.
18530 (init_branch_prob): Don't set total_num_never_executed.
18531 (end_branch_prob): Don't print total_num_never_executed.
18533 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18535 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18537 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18539 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18540 (nabstd2_fpr): Same.
18542 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18544 * expr.c (expand_assignment): Change complex type check.
18546 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18548 * doc/plugins.texi (Building GCC plugins): Added new section.
18550 2009-06-17 Ian Lance Taylor <iant@google.com>
18552 * c-pch.c (get_ident): Don't set size of templ array.
18553 (pch_init): Don't set size of partial_pch array.
18555 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18556 string constant to intialize an array whose size is the length of
18559 2009-06-17 Richard Guenther <rguenther@suse.de>
18561 PR tree-optimization/40389
18562 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18563 to addressable types.
18564 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18566 2009-06-17 Richard Guenther <rguenther@suse.de>
18568 PR middle-end/40460
18569 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18570 if there is no evolution of left in the loop bail out.
18571 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18572 chrec_fold_multiply.
18574 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18575 Janis Johnson <janis187@us.ibm.com>
18578 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18579 for the symbol ref of a constant that is the source of a move
18580 - nor for any other not-obvious-label-ref constants.
18582 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18584 * plugin.c (position_pass): Skip newly inserted pass during list
18585 traversal to avoid repeated insertion.
18587 2009-06-16 Ian Lance Taylor <iant@google.com>
18589 * vec.h (VEC_stack_alloc): Define different version if
18590 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18591 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18592 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18593 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18595 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18597 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18599 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18600 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18601 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18602 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18603 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18604 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18605 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18606 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18607 __builtin_ia32_rdtscp.
18608 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18609 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18610 and __builtin_ia32_rorhi.
18611 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18612 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18613 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18614 (ix86_expand_args_builtin): Likewise.
18615 (ix86_expand_special_args_builtin): Likewise.
18617 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18618 (UNSPECV_RDTSC): Likewise.
18619 (UNSPECV_RDPMC): Likewise.
18620 (*bsr): Renamed to ...
18622 (*bsr_rex64): Renamed to ...
18625 (*rdpmc): Likewise.
18626 (*rdpmc_rex64): Likewise.
18628 (*rdtsc): Likewise.
18629 (*rdtsc_rex64): Likewise.
18630 (rdtscp): Likewise.
18631 (*rdtscp): Likewise.
18632 (*rdtscp_rex64): Likewise.
18634 * config/i386/ia32intrin.h: New.
18636 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18638 2009-06-16 Ian Lance Taylor <iant@google.com>
18640 * ira-build.c (copy_info_to_removed_store_destinations):
18641 Initialize parent_a.
18643 2009-06-16 Ian Lance Taylor <iant@google.com>
18645 * c-decl.c (grokdeclarator): Change size_varies to bool.
18647 2009-06-16 Ian Lance Taylor <iant@google.com>
18649 * sel-sched.c: Make forward declarations of move_op_hooks and
18650 fur_hooks explicitly extern.
18652 2009-06-16 Ian Lance Taylor <iant@google.com>
18654 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
18655 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
18657 2009-06-16 Ian Lance Taylor <iant@google.com>
18659 * resource.c (mark_referenced_resources): Change
18660 include_delayed_effects parameter to bool. Change all callers.
18661 (mark_end_of_function_resources): Likewise.
18662 * reorg.c (insn_references_resource_p): Likewise.
18663 (insn_sets_resource_p): Likewise.
18664 * resource.h (mark_referenced_resources): Update declaration.
18665 (mark_end_of_function_resources): Update declaration.
18667 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18669 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
18671 2009-06-16 David Edelsohn <edelsohn@gnu.org>
18673 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
18674 GCC can bootstrap on AIX with GNU Binutils 2.20.
18676 2009-06-16 Ian Lance Taylor <iant@google.com>
18678 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
18680 2009-06-16 Ian Lance Taylor <iant@google.com>
18682 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
18683 inline, not extern inline.
18684 (exact_log2): Likewise.
18685 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
18687 (exact_log2): Likewise, but don't test CTZ_HWI.
18689 2009-06-16 Ian Lance Taylor <iant@google.com>
18691 * bitmap.c (bitmap_clear): Don't declare as inline.
18692 * gimple.c (gimplify_assign): Likewise.
18693 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
18694 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
18695 (sched_scan_info): Remove duplicate definition.
18697 2009-06-16 Ian Lance Taylor <iant@google.com>
18699 * c-common.c (skip_evaluation): Don't define.
18700 (c_inhibit_evaluation_warnings): Define global variable.
18701 (overflow_warning): Check c_inhibit_evaluation_warnings rather
18702 than skip_evaluation.
18703 (convert_and_check, warn_for_div_by_zero): Likewise.
18704 * c-common.h (skip_evaluation): Don't declare.
18705 (c_inhibit_evaluation_warnings): Declare.
18706 * c-parser.c (c_parser_typeof_specifier): Set
18707 c_inhibit_evaluation_warnings rather than skip_evaluation.
18708 (c_parser_conditional_expression): Likewise.
18709 (c_parser_binary_expression): Likewise.
18710 (c_parser_sizeof_expression): Likewise.
18711 (c_parser_alignof_expression): Likewise.
18712 * c-typeck.c (build_indirect_ref): Check
18713 c_inhibit_evaluation_warnings rather than skip_evaluation.
18714 (build_conditional_expr, build_binary_op): Likewise.
18716 2009-06-16 Richard Guenther <rguenther@suse.de>
18718 * tree-ssa-alias.c (is_escape_site): Remove.
18719 * tree-ssa-alias.h (enum escape_type): Remove.
18720 (is_escape_site): Likewise.
18721 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
18722 via casts and asms without deferring to is_escape_site.
18724 2009-06-16 Jakub Jelinek <jakub@redhat.com>
18726 PR middle-end/40446
18727 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
18728 use gen_lowpart if op0 has complex mode.
18730 2009-06-16 Richard Guenther <rguenther@suse.de>
18732 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
18733 variables add them to ESCAPED.
18734 (find_func_aliases): Do not make all indirectly stored values escaped.
18736 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
18738 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
18739 make_decl_one_only.
18741 2009-06-16 Martin Jambor <mjambor@suse.cz>
18743 PR tree-optimization/40432
18744 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
18745 check whether we need to force gimple register operand.
18747 2009-06-16 Martin Jambor <mjambor@suse.cz>
18749 PR tree-optimization/40413
18750 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
18751 build_ref_for_offset.
18752 (propagate_subacesses_accross_link): Fix a typo in a comment.
18754 2009-06-16 Ira Rosen <irar@il.ibm.com>
18756 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
18757 with additional parameter.
18758 * tree-vectorizer.h (enum vect_def_type): Add new value
18760 (enum vect_relevant): Add comments.
18761 (vect_is_simple_reduction): Add new argument.
18762 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
18763 Detect nested cycles.
18764 (vect_is_simple_reduction): Update documentation, add an argument to
18765 distinguish inner-loop reduction from nested cycle, detect nested
18766 cycles, fix printings and indentation, don't swap operands in case
18768 (get_initial_def_for_reduction): Handle subtraction.
18769 (vect_create_epilog_for_reduction): Add new argument to specify
18770 reduction variable.
18771 (vect_finalize_reduction): Handle subtraction, fix comments.
18772 (vectorizable_reduction): Handle nested cycles. In case of nested
18773 cycle keep track of the reduction variable position. Call
18774 vect_is_simple_reduction with additional parameter. Use original
18775 statement code in reduction epilogue for nested cycle. Call
18776 vect_create_epilog_for_reduction with additional parameter.
18777 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
18778 inner-loop vectorization.
18779 (vect_recog_widen_sum_pattern): Likewise.
18780 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
18782 (vect_mark_stmts_to_be_vectorized): Likewise.
18783 (vect_get_vec_def_for_operand): Handle nested cycles.
18785 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18787 * doc/invoke.texi (Debugging Options): Fix option index entries
18788 for -fdump-statistics, -frandom-seed add entries for
18789 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
18790 (FRV Options): Fix entries for -mTLS, -mtls.
18791 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
18792 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
18793 (M68hc1x Options): Fix @itemx for -mnominmax.
18794 (MCore Options): Fix entry for -mno-lsim.
18795 (MMIX Options): Fix entry for -mabi=mmixware.
18796 (PDP-11 Options): Fix entry for -mbcopy-builtin.
18798 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
18800 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
18801 Mention the plugin mode of gengtype.
18802 * doc/gty.texi (Source Files Containing Type Information): Likewise.
18803 * gengtype.c: Updated copyright.
18804 (plugin_files, nb_plugin_files) Added new static variables.
18805 (measure_input_list) Care about plugin_files.
18806 (write_rtx_next): Added early return in plugin mode.
18807 (create_file): Updated copyright year in generated file. Added
18809 (oprintf): Added early return if NULL outf.
18810 (get_output_file_with_visibility): Care of plugin_files.
18811 (get_output_file_name): May return null.
18812 (write_local): Added early return.
18813 (put_mangled_filename): Ditto.
18814 (finish_root_table): Added check for base_files.
18815 (write_roots): Care about null when plugins.
18816 (main): Added plugin mode.
18818 2009-06-15 Ian Lance Taylor <iant@google.com>
18820 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
18821 * gcov.c (read_count_file): Add braces around variables declared
18824 * c.opt (Wjump-misses-init): New warning.
18825 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
18826 -Wall and -Wc++-compat if not already set.
18827 (c_common_post_options): Clear warn_jump_misses_init if it was not
18829 * c-decl.c (struct c_binding): Change type field to a union with
18830 new label field. Make it the first field in the struct. Update
18831 references to type to use u.type instead.
18832 (struct c_spot_bindings): Define.
18833 (struct c_goto_bindings): Define.
18834 (c_goto_bindings_p): Define, along with VECs.
18835 (struct c_label_vars): Define.
18836 (struct c_scope): Add has_label_bindings field.
18837 (bind_label, set_spot_bindings): New static functions.
18838 (decl_jump_unsafe, update_spot_bindings): New static functions.
18839 (update_label_decls): New static function.
18840 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
18841 Update binding u.label field to shadowed field.
18842 (c_binding_start_stmt_expr): New function.
18843 (c_binding_end_stmt_expr): New function.
18844 (pushdecl): Don't call c_begin_vm_scope.
18845 (make_label): Add defining and p_label_vars parameters. Change
18847 (lookup_label): Correct test for whether a label has not yet been
18848 defined. Call bind_label rather than bind.
18849 (warn_about_goto): New static function.
18850 (lookup_label_for_goto): New function.
18851 (declare_label): Call bind_label rather than bind.
18852 (check_earlier_gotos): New static function.
18853 (define_label): Don't give errors about jumping into statement
18854 expressions or scopes of variably modified types. Call
18855 set_spot_bindings and check_earlier_gotos. Call bind_label
18856 instead of bind. Don't set label_context_stack_se or
18857 label_context_stack_vm.
18858 (c_get_switch_bindings): New function.
18859 (c_release_switch_bindings): New function.
18860 (c_check_switch_jump_warnings): New function.
18861 (start_function): Don't set label_context_stack_se or
18862 label_context_stack_vm.
18863 (finish_function): Likewise.
18864 * c-typeck.c (label_context_stack_se): Don't define.
18865 (label_context_stack_vm): Don't define.
18866 (c_finish_goto_label): Call lookup_label_for_goto rather than
18867 lookup_label. Don't give errors about jumping into a statement
18868 expression or the scope of a variably modified type. Don't set
18869 label_context_stack_se or label_context_stack_vm.
18870 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
18871 fields. Add bindings field.
18872 (c_start_case): Don't set deleted fields. Set bindings field.
18873 (do_case): Rework order of tests. Don't check blocked_stmt_expr
18874 or blocked_vm. Call c_check_switch_jump_warnings.
18875 (c_finish_case): Don't test blocked_stmt_expr field. Call
18876 c_release_switch_bindings.
18877 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
18878 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18879 set label_context_stack_se. Call c_bindings_start_stmt_expr.
18880 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
18881 c_switch_stack. Don't walk label_context_stack_se labels. Don't
18882 set label_context_stack_se. Call c_bindings_end_stmt_expr.
18883 (c_begin_vm_scope, c_end_vm_scope): Don't define.
18884 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
18885 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
18886 (C_DECL_UNJUMPABLE_VM): Don't define.
18887 (C_DECL_UNDEFINABLE_VM): Don't define.
18888 (struct c_label_list): Don't define.
18889 (struct c_label_context_se): Don't define.
18890 (struct c_label_context_vm): Don't define.
18891 (struct c_spot_bindings): Declare.
18892 (c_bindings_start_stmt_expr): Declare.
18893 (c_bindings_end_stmt_expr): Declare.
18894 (lookup_label_for_goto): Declare.
18895 (c_get_switch_bindings, c_release_switch_bindings): Declare.
18896 (c_check_switch_jump_warnings): Declare.
18897 (label_context_stack_se, label_context_stack_vm): Don't declare.
18898 (c_finish_goto_label): Update declaration.
18899 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
18900 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
18901 (Warning Options): Document -Wjump-misses-init.
18903 2009-06-15 Jakub Jelinek <jakub@redhat.com>
18905 * tree-object-size.c (addr_object_size): Fix a pasto in the last
18908 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18910 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
18912 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18914 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
18916 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
18918 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18920 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
18922 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
18923 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
18924 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
18925 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
18926 * dwarf2asm.c (dw2_force_const_mem): Update call to
18927 make_decl_one_only.
18928 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
18929 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
18930 * langhooks.c (lhd_comdat_group): Remove.
18931 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
18932 * tree.h (DECL_COMDAT_GROUP): New.
18933 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
18934 (tree_decl_with_vis): Add comdat_group. Remove one_only.
18935 (make_decl_one_only): Change signature.
18936 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
18937 make_decl_one_only.
18938 (make_decl_one_only): Change signature.
18939 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
18941 2009-06-15 Richard Guenther <rguenther@suse.de>
18943 PR middle-end/40439
18944 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
18946 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18948 * tree-ssa-math-opts.c: Remove extra divide.
18950 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18952 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
18954 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18956 * passes.c: Add bswap pass.
18957 * tree-pass.h: Add pass_optimize_bswap declaration.
18958 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
18959 Include rtl.h, expr.h and optabs.h for optab_handler check.
18960 (struct symbolic_number, pass_optimize_bswap): New definition.
18961 (do_shift_rotate, verify_symbolic_number_p): New functions.
18962 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
18963 (gate_optimize_bswap): New function.
18964 * tree.c (widest_int_cst_value): New function.
18965 * tree.h (widest_int_cst_value): Prototype added.
18967 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
18969 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
18970 REG_EQUAL/REG_EQUIV notes.
18972 2009-06-14 Richard Guenther <rguenther@suse.de>
18974 PR middle-end/40389
18975 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
18976 has its address taken if NRV was applied and it is addressable.
18977 * tree-ssa-structalias.c (get_constraint_for_address_of): New
18978 function split out from ...
18979 (get_constraint_for_1): ... here.
18980 (handle_rhs_call): Use it to mark the return slot escaped if
18981 it is addressable and NRV was applied.
18983 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
18985 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
18986 Change first argument type to location_t.
18987 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
18988 Do not set input_location.
18989 Use loc instead of input_location throughout.
18991 2009-06-13 Richard Guenther <rguenther@suse.de>
18993 PR tree-optimization/40421
18994 * tree-predcom.c (should_unroll_loop_p): Remove.
18995 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
18997 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
18999 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19000 Add location argument.
19002 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
19004 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
19006 * config/s390/s390.c (s390_build_builtin_va_list): Same.
19007 (s390_gimplify_va_arg): Pass location to create_artificial_label.
19008 * config/spu/spu-protos.h: Add location to
19009 spu_resolve_overloaded_builtin.
19010 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
19011 spu_build_builtin_va_list.
19012 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
19013 argument. Pass location to build_function_call_vec.
19014 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
19016 (emit_fpu_switch): Same.
19017 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
19018 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
19019 to build_decl and create_artificial_label.
19020 (xtensa_gimplify_va_arg_expr): Same.
19021 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
19022 (xstormy16_gimplify_va_arg_expr): Same.
19023 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
19024 * config/arm/arm.c (arm_build_builtin_va_list): Same.
19025 * config/mips/mips.c (mips_build_builtin_va_list): Same.
19026 (mips16_build_function_stub): Same.
19027 (mips16_build_call_stub): Same.
19029 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
19032 * arm/constraints.md (Pa, Pb): New constraints.
19033 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
19034 split pattern to deal with them.
19036 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
19038 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
19039 fix index entry for -Xpreprocessor.
19041 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
19043 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19044 Add location argument to build_decl call.
19045 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
19046 (rs6000_init_builtins): Same.
19047 (spe_init_builtins): Same.
19048 (rs6000_gimplify_va_arg): Add location argument to
19049 create_artificial_label call.
19051 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
19053 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
19054 * combine-stack-adj.c (pass_stack_adjustments): Use it.
19055 * Makefile.in: Fix GGC dependency for gcse.o.
19057 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
19059 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
19060 * gimple-pretty-print.c (dump_gimple_stmt): Same.
19061 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
19063 * c-parser.c (c_parser_binary_expression): Use current column while
19064 building binary operations.
19065 * common.opt (fshow-column): Enable by default.
19066 * tree-vrp.c (check_array_ref): Use warning_at.
19067 (check_array_bounds): Use location from call back if expr has no
19069 * tree.h: Add location argument to maybe_fold_*.
19070 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
19071 (maybe_fold_offset_to_array_ref): Add location argument and use it.
19072 (maybe_fold_offset_to_component_ref): Same.
19073 (maybe_fold_offset_to_reference): Same.
19074 (maybe_fold_offset_to_address): Same.
19075 (maybe_fold_stmt_indirect): Same.
19076 (maybe_fold_stmt_addition): Same.
19077 (fold_stmt_r): Pass location to maybe_fold_*.
19078 (fold_gimple_assign): Same.
19079 * c-tree.h: Add location argument to finish_decl,
19080 default_function_array_conversion, store_init_value.
19081 * c-decl.c (define_label): Use error_at.
19082 (c_make_fname_decl): Pass location to finish_decl.
19083 (finish_decl): New location argument.
19084 (build_compound_literal): Pass location to store_init_value.
19085 (grokdeclarator): Pass location to finish_decl.
19087 * c-typeck.c (array_to_pointer_conversion): New location argument.
19088 (function_to_pointer_conversion): Same.
19089 (default_function_array_conversion): Same.
19090 (parser_build_unary_op): Pass location to overflow_warning.
19091 (parser_build_binary_op): Same. Use warning_at.
19092 (build_unary_op): Pass location to array_to_pointer_conversion.
19093 (build_c_cast): Pass location to digest_init.
19094 (build_modify_expr): New location argument.
19095 (convert_for_assignment): Same.
19096 (store_init_value): Same.
19097 (digest_init): Same.
19098 (output_init_element): Pass location to digest_init and
19099 array_to_pointer_conversion.
19100 (c_finish_return): Pass location to convert_for_assignment.
19101 * gimplify.c (gimplify_conversion): Pass location to
19102 maybe_fold_offset_to_address.
19103 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
19104 to maybe_fold_stmt_addition.
19105 * c-omp.c (c_finish_omp_atomic): Pass new location to
19107 (c_finish_omp_for): Same.
19108 * c-common.c (overflow_warning): New argument.
19109 * c-common.h: New argument to build_modify_expr, overflow_warning.
19110 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
19112 (c_parser_initializer): Pass location to
19113 default_function_array_conversion.
19114 (c_parser_initelt): Same.
19115 (c_parser_initval): Same.
19116 (c_parser_asm_operands): Same.
19117 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
19118 (c_parser_conditional_expression): Same.
19119 (c_parser_binary_expression): Add location info to stack. Use it.
19120 (c_parser_unary_expression): Pass location to
19121 default_function_array_conversion, parser_build_unary_op,
19122 build_indirect_ref, c_parser_postfix_expression_after_primary.
19123 (c_parser_postfix_expression_after_primary): New location argument.
19125 (c_parser_expression_conv): Pass location to
19126 default_function_array_conversion.
19127 (c_parser_expr_list): Same.
19128 (c_parser_omp_atomic): Same.
19129 (c_parser_omp_for_loop): Same.
19130 * c-tree.h (struct c_declarator): Add comment to id_loc.
19131 (build_array_declarator): New argument.
19132 * c-decl.c (build_array_declarator): Add location argument.
19133 (grokdeclarator): Set id_loc for cdk_array.
19134 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
19135 build_array_declarator.
19136 * tree.c (build_omp_clause): Add location argument.
19137 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
19138 (OMP_CLAUSE_LOCATION): New macro.
19139 (struct tree_omp_clause): Add location field.
19140 (build_omp_clause): Add argument.
19141 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
19143 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
19144 (cp_parser_omp_clause_collapse): Same.
19145 (cp_parser_omp_clause_default): Same.
19146 (cp_parser_omp_clause_if): Same.
19147 (cp_parser_omp_clause_nowait): Same.
19148 (cp_parser_omp_clause_num_threads): Same.
19149 (cp_parser_omp_clause_ordered): Same.
19150 (cp_parser_omp_clause_schedule): Same.
19151 (cp_parser_omp_clause_untied): Same.
19152 (cp_parser_omp_for_loop): Same.
19153 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19154 * c-tree.h (c_start_case): Add location argument.
19155 (c_process_expr_stmt): Same.
19156 (c_finish_goto_*): Same.
19157 * tree-parloops.c (initialize_reductions): Pass location to
19159 (create_parallel_loop): Same.
19160 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
19161 (gfc_trans_omp_reduction_list): Same.
19162 (gfc_trans_omp_clauses): Same.
19163 (gfc_trans_omp_do): Same.
19164 * c-typeck.c (c_finish_goto_label): Same.
19165 (c_finish_goto_ptr): New location argument.
19166 (c_start_case): Same.
19167 (emit_side_effect_warnings): Same.
19168 (c_process_expr_stmt): Same.
19169 (c_finish_stmt_expr): Same.
19170 (c_finish_omp_clauses): Use error_at instead of error.
19171 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
19173 * c-omp.c (c_split_parallel_clauses): New location argument.
19174 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
19175 to build_omp_clause.
19176 (convert_local_reference_stmt): Same.
19177 (convert_gimple_call): Same.
19178 * c-common.h (c_split_parallel_clauses): New argument.
19179 * c-parser.c (c_parser_statement_after_labels): Pass location to
19180 c_finish_goto_label.
19181 (c_parser_switch_statement): Pass location to c_start_case.
19182 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
19183 and c_process_expr_stmt.
19184 (c_parser_omp_variable_list): Add location argument.
19185 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
19186 (c_parser_omp_clause_default): Same.
19187 (c_parser_omp_clause_if): Same.
19188 (c_parser_omp_clause_num_threads): Same.
19189 (-c_parser_omp_clause_ordered): Same.
19190 (c_parser_omp_clause_reduction): Pass location to
19191 c_parser_omp_variable_list.
19192 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
19193 (c_parser_omp_clause_untied): Same.
19194 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
19195 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19197 * c-tree.h (check_for_loop_decls, undeclared_variable,
19198 build_component_ref, build_array_ref, build_external_ref,
19199 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
19200 build_conditional_expr, build_compound_expr, c_cast_expr,
19201 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
19202 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
19204 * c-semantics.c (build_stmt): Same.
19205 (build_case_label): Same.
19206 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
19207 (undeclared_variable): New argument.
19208 (make_label): Same.
19209 (lookup_label): Pass location on down.
19210 (define_label): Same.
19211 (finish_decl): Same.
19212 (build_compound_literal): Same.
19213 (finish_struct): Same.
19214 (finish_function): Do not set location here.
19215 (check_for_loop_decls): New argument.
19216 * tree.c (save_expr): Set location.
19217 (build_empty_stmt): New argument.
19218 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
19219 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
19220 * builtins.c (gimplify_va_arg_expr): Use locations.
19221 (expand_builtin_sync_operation): Same.
19222 * c-typeck.c (build_component_ref): New argument.
19223 (build_array_ref): Same.
19224 (build_external_ref): Same.
19225 (c_expr_sizeof_expr): Same.
19226 (c_expr_sizeof_type): Same.
19227 (parser_build_unary_op): Same.
19228 (build_conditional_expr): Same.
19229 (build_compound_expr): Pass location on down.
19230 (build_compound_expr): New argument.
19231 (build_c_cast): Same.
19232 (c_cast_expr): Same.
19233 (build_asm_expr): Same.
19234 (c_finish_return): Same.
19235 (c_process_expr_stmt): Pass location on down.
19236 (c_finish_stmt_expr): New argument.
19237 (push_clenaup): Same.
19238 (c_finish_omp_parallel): Same.
19239 (c_finish_omp_task): Same.
19240 * gimplify.c (gimplify_call_expr): Pass location on down.
19241 * c-omp.c (c_finish_omp_master): New argument.
19242 (c_finish_omp_critical): Same.
19243 (c_finish_omp_ordered): Same.
19244 (c_finish_omp_barrier): Same.
19245 (-c_finish_omp_taskwait): Same.
19246 (c_finish_omp_atomic): Same.
19247 (c_finish_omp_flush): Same.
19248 * tree-inline.c (copy_tree_body_r): Pass location on down.
19249 (inline_forbidden_p): Remove use of input_location.
19250 * c-gimplify.c (c_build_bind_expr): New argument.
19251 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
19252 (c_sizeof_or_alignof_type): New argument.
19253 (c_alignof_expr): Same.
19254 (build_va_arg): Same.
19255 (c_add_case_label): Same.
19256 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
19257 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
19258 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
19259 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
19260 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
19261 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
19263 * stub-objc.c (objc_build_selector_expr): Same.
19264 (objc_build_throw_stmt): Same.
19265 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
19266 (c_parser_initelt): Same.
19267 (c_parser_compound_statement): Same.
19268 (c_parser_compound_statement_nostart): Same.
19269 (c_parser_label): Same.
19270 (c_parser_statement_after_labels): Same.
19271 (c_parser_if_body): Same.
19272 (c_parser_else_body): Same.
19273 (c_parser_if_statement): Same.
19274 (c_parser_switch_statement): Same.
19275 (c_parser_while_statement): Same.
19276 (c_parser_do_statement): Same.
19277 (c_parser_for_statement): Same.
19278 (c_parser_asm_statement): Same.
19279 (c_parser_conditional_expression): Same.
19280 (c_parser_binary_expression): Same.
19281 (c_parser_cast_expression): Same.
19282 (c_parser_unary_expression): Same.
19283 (c_parser_sizeof_expression): Same.
19284 (c_parser_alignof_expression): Same.
19285 (c_parser_postfix_expression): Same.
19286 (c_parser_expression): Same.
19287 (c_parser_objc_receiver): Same.
19288 (c_parser_omp_variable_list): Same.
19289 (c_parser_omp_structured_block): Same.
19290 (c_parser_omp_atomic): New argument.
19291 (c_parser_omp_barrier): Same.
19292 (c_parser_omp_critical): Same.
19293 (c_parser_omp_flush): Pass location on down.
19294 (c_parser_omp_for_loop): New argument.
19295 (c_parser_omp_for): Same.
19296 (c_parser_omp_master): Same.
19297 (c_parser_omp_ordered): Same.
19298 (c_parser_omp_sections_scope): Same.
19299 (c_parser_omp_sections): Same.
19300 (c_parser_omp_parallel): Same.
19301 (c_parser_omp_single): Same.
19302 (c_parser_omp_task): Same.
19303 (c_parser_omp_taskwait): Pass location on down.
19304 (c_parser_omp_construct): Same.
19305 (c_parser_omp_threadprivate): Same.
19306 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
19307 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
19308 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
19309 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
19310 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
19311 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
19312 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
19313 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
19314 config/i386/i386.c, stmt.c:
19315 Add location argument to the following function definitions and/or
19316 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
19317 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
19318 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
19319 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
19320 do_case, c_finish_bc_stmt, build_compound_literal,
19321 build_function_call.
19322 * c-decl.c (build_compound_literal): Add location argument.
19323 Make all diagnostic calls use location.
19324 (start_struct): Same.
19325 (finish_struct): Same.
19326 (start_enum): Same.
19327 (build_enumerator): Same.
19328 (start_function): Same.
19329 (grokdeclarator): Make all diagnostic calls use location.
19330 (store_parm_decls_oldstyle): Same.
19331 * c-typeck.c (build_function_call): Add location argument.
19332 Make all diagnostic calls use location.
19334 (c_finish_bc_stmt): Same.
19335 * tree-nested.c (get_trampoline_type): Add argument.
19336 Pass location to build_decl.
19337 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
19338 * rtl.h (RTL_LOCATION): New.
19339 * c-common.c (c_add_case_label): Add location argument.
19340 Make all diagnostic calls use location.
19341 * c-common.h: Add location argument to make_fname_decl, do_case,
19342 c_add_case_label, build_function_call, resolve_overloaded_builtin.
19343 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
19344 Set it appropriately for every case. Pass enum_loc to start_enum
19345 call. Pass value_loc first to build_enumerator. Pass enum_loc to
19347 (c_parser_struct_or_union_specifier): Save location. Use it for
19348 start_struct, finish_struct, and parser_xref_tag.
19350 2009-06-12 Ian Lance Taylor <iant@google.com>
19352 * fold-const.c (fold_unary): Rename local variable and to and_expr.
19354 * c-opts.c (c_common_handle_option): For -Wc++-compat set
19355 cpp_opts->warn_cxx_operator_names.
19357 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19360 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
19361 is returns NULL and OP is a VCE, look through the VCE.
19363 2009-06-12 Ian Lance Taylor <iant@google.com>
19366 * collect2.c (main): Use CONST_CAST2 in code inside #if
19367 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
19369 2009-06-12 Joey Ye <joey.ye@intel.com>
19371 PR middle-end/39146
19372 * cfgexpand.c (get_decl_align_unit): Update
19373 max_used_stack_slot_alignment with align instead of
19374 stack_alignment_needed.
19376 * function.c (assign_stack_local_1): Update
19377 max_used_stack_slot_alignment with alignment_in_bits instead
19378 of stack_alignment_needed.
19379 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19382 2009-06-12 Jakub Jelinek <jakub@redhat.com>
19384 * dwarf2out.c (last_var_location_insn): New variable.
19385 (dwarf2out_end_epilogue): Clear last_var_location_insn.
19386 (dwarf2out_var_location): Don't record anything after last real
19387 insn. Only change labels if there were any real instructions
19388 in between last note and this one, or if changed sections.
19390 2009-06-11 Richard Henderson <rth@redhat.com>
19392 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19393 note when storing the frame pointer in a register.
19394 (FRP): Don't redefine to nothing for epilogue.
19395 (alpha_expand_epilogue): Mark register and sp restores.
19396 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19398 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19399 when gen_lowpart is needed.
19401 2009-06-11 Richard Henderson <rth@redhat.com>
19403 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19405 * dwarf2out.c (need_data_align_sf_opcode): New.
19406 (div_data_align): Move earlier.
19407 (def_cfa_1, reg_save): Use it.
19409 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19411 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19412 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19413 (ix86_handle_option): Handle OPT_mcrc32.
19414 (ix86_target_string): Add -mcrc32.
19415 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19417 * config/i386/i386.h (TARGET_CRC32): New.
19419 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19420 (sse4_2_crc32di): Likewise.
19422 * config/i386/i386.opt (mcrc32): New.
19424 * doc/invoke.texi: Document -mcrc32.
19426 2009-06-11 Richard Henderson <rth@redhat.com>
19428 * common.opt (gdwarf-): Accept a version number.
19429 * doc/invoke.texi (gdwarf-): Update docs.
19430 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19431 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19432 version level, and record it.
19434 * dwarf2.h (DW_CIE_VERSION): Remove.
19435 * dwarf2out.c (DWARF_VERSION): Remove.
19436 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19437 (output_call_frame_info): Use CIE version 3 for dwarf3,
19438 or if the return register column is out of range for version 1.
19439 (dwarf_stack_op_name): Add all dwarf3 values.
19440 (DEBUG_PUBTYPES_SECTION): New.
19441 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19442 encoding change for dwarf3.
19443 (output_die) [dw_val_class_die_ref]: Likewise.
19444 (output_compilation_unit_header): Emit correct version for dwarf3.
19445 (output_line_info): Likewise.
19446 (output_pubnames): Update for DWARF_VERSION removal.
19447 (output_aranges): Likewise.
19448 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19449 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19450 (dwarf2out_finish): Likewise.
19452 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19454 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19457 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19460 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19461 * builtins.c (expand_builtin_unreachable): New function.
19462 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19463 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19464 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19466 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19467 searching for missing barriers.
19469 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19471 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19472 when -fprofile-generate* was passed.
19473 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19475 2009-06-11 Anthony Green <green@moxielogic.com>
19477 * config/moxie/moxie.md: Define length attribute for all instructions.
19479 (*b<cond:code>): Support limited branch ranges for new PC-relative
19480 branch instructions.
19481 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19483 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19485 * config/i386/i386.c (min_insn_size): Use get_attr_length
19486 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19487 For __asm return 0.
19489 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19490 instead of emit_insn_before.
19492 2009-06-10 Ian Lance Taylor <iant@google.com>
19495 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19498 2009-06-10 Revital Eres <eres@il.ibm.com>
19500 * passes.c (init_optimization_passes): Reschedule
19501 predictive-commoning pass before complete unroll pass.
19503 2009-06-10 Martin Jambor <mjambor@suse.cz>
19505 * cgraph.c (cgraph_node_can_be_local_p): New function.
19506 (cgraph_make_node_local): New function.
19507 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19508 (cgraph_make_node_local): Declare.
19510 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19512 * tree.h (tree_base): Add packed_flag and user_align fields.
19513 Decrease size of spare field.
19514 (TYPE_USER_ALIGN): Use user_align from tree_base.
19515 (DECL_USER_ALIGN): Likewise.
19516 (TYPE_PACKED): Use packed_flag from tree_base.
19517 (DECL_PACKED): Likewise.
19518 (tree_type): Delete packed_flag and user_align fields. Widen
19519 precision field. Widen mode field and shuffle fields to align
19520 mode on an 8-bit boundary.
19521 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19522 Renumber decl_flag_* fields. Fix comments. Widen
19523 decl_common_unused field.
19524 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19525 (DECL_EXTERNAL): Likewise.
19526 (DECL_BIT_FIELD): Likewise.
19527 (DECL_NONADDRESSABLE_P): Likewise.
19528 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19529 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19531 2009-06-10 Ian Lance Taylor <iant@google.com>
19533 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19534 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19535 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19536 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19537 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19538 DEF_VEC_ALLOC_FUNC_P.
19539 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19540 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19541 DEF_VEC_ALLOC_FUNC_O.
19542 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19543 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19544 DEF_VEC_ALLOC_FUNC_I.
19545 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19546 (vec_stack_p_reserve_exact_1): Declare.
19547 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19548 (vec_stack_free): Declare.
19549 (VEC_stack_alloc): Define.
19550 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19551 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19552 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19553 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19555 (stack_vecs): New static variable.
19556 (vec_stack_p_reserve_exact_1): New function.
19557 (vec_stack_o_reserve_1): New static function.
19558 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19559 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19560 (vec_stack_free): New function.
19561 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19562 (VEC_df_ref_stack_alloc): Define.
19563 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19564 DEF_VEC_ALLOC_P_STACK.
19565 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19566 (struct df_collection_rec): Change _vec fields to VEC. Remove
19568 (df_free_collection_rec): Adjust for new fields.
19569 (df_insn_rescan): Use new df_collection_rec fields.
19570 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19571 (df_ref_create_structure, df_ref_record): Likewise.
19572 (df_get_conditional_uses, df_get_call_refs): Likewise.
19573 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19574 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19575 (df_record_exit_block_uses, df_bb_verify): Likewise.
19576 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19577 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19578 Remove count parameter. Change return type to void. Change all
19580 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19581 Remove count parameter. Change return type to void. Change all
19583 (df_install_refs): Change old_vec parameter to VEC. Remove count
19584 parameter. Change all callers.
19585 (df_install_mws): Change old_vec parameter to VEC. Remove count
19586 parameter. Change all callers.
19587 (df_refs_verify): Change new_rec parameter to VEC. Change call
19589 (df_mws_verify): Likewise.
19591 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19593 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19595 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19597 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19599 2009-06-10 Anthony Green <green@moxielogic.com>
19601 * config/moxie/crti.asm: New file.
19602 * config/moxie/crtn.asm: New file.
19603 * config/moxie/moxie.c: New file.
19604 * config/moxie/moxie.h: New file.
19605 * config/moxie/sfp-machine.h: New file.
19606 * config/moxie/moxie-protos.h: New file.
19607 * config/moxie/t-moxie: Created.
19608 * config/moxie/t-moxie-softfp: Created.
19609 * config/moxie/moxie.md: Created.
19610 * config/moxie/constraints.md: Created.
19611 * config.gcc: Add moxie support.
19612 * doc/md.texi (Machine Constraints): Add moxie constraints.
19613 * doc/contrib.texi (Contributors): Mention moxie port.
19614 * doc/install.texi (Specific): Mention the moxie port.
19616 2009-06-09 Ian Lance Taylor <iant@google.com>
19618 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19619 compiling with C++.
19620 * optabs.c (optab_table): Only use designated initializers if
19621 HAVE_DESIGNATED_INITIALIZERS is defined.
19622 (convert_optab_table): Likewise.
19623 (init_optabs): Always call init_insn_codes if
19624 HAVE_DESIGNATED_INITIALIZERS is not defined.
19626 2009-06-09 Ian Lance Taylor <iant@google.com>
19628 * targhooks.c (default_builtin_vectorized_function): Change fn
19629 parameter to unsigned int.
19630 (default_builtin_vectorized_conversion): Change code parameter to
19632 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19633 * targhooks.h: Update declarations.
19634 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19635 parameter to unsigned int.
19637 * c-typeck.c (comptypes_check_enum_int): New static function.
19638 (comptypes_internal): Add enum_and_int_p parameter. Change all
19640 (comp_target_types): Add location parameter. Change all callers.
19641 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19642 Change all callers.
19643 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19644 (build_conditional_expr): Add colon_loc parameter. Change all
19646 (convert_for_assignment): Add location parameter. Change all callers.
19647 * c-parser.c (c_parser_conditional_expression): Pass location of
19648 colon to build_conditional_expr.
19649 * c-tree.h (build_conditional_expr): Update declaration.
19651 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19653 * graphite.c: Revert previous patch.
19655 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
19658 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
19660 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
19662 * tree-ssa-loop-prefetch.c
19663 (loop_prefetch_arrays): Fixed a portability problem in printf format
19666 2009-06-09 Martin Jambor <mjambor@suse.cz>
19668 PR tree-optimization/40351
19669 * tree-sra.c (propagate_subacesses_accross_link): Check that a
19670 refrence to a potential artifical subaccess can be constructed.
19672 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
19674 * config/sh/sh-protos.h (sh_optimization_options): Declare.
19675 (sh_override_options): Likewise.
19676 * config/sh/sh.c: Include params.h.
19677 (sh_optimization_options): New.
19678 (sh_override_options): Likewise.
19679 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
19680 (OVERRIDE_OPTIONS): Use sh_override_options.
19682 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19684 * dwarf2out.c (emit_cfa_remember): New variable.
19685 (add_fde_cfi): If emit_cfa_remember, recurse to add
19686 DW_CFA_remember_state first.
19687 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
19688 instead just set emit_cfa_remember.
19690 2009-06-08 Jan Hubicka <jh@suse.cz>
19693 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
19695 2009-06-08 Jan Hubicka <jh@suse.cz>
19697 PR middle-end/39834
19698 * cgraphunit.c (save_inline_function_body): Do not copy transform
19699 hooks for saved inline bodies.
19700 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
19701 for given function.
19703 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
19705 * jump.c (returnjump_p): Handle delayed branches. Add missing
19708 2009-06-08 Jan Hubicka <jh@suse.cz>
19710 PR middle-end/40102
19711 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
19712 original node might've been modified.
19713 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
19715 2009-06-08 Jakub Jelinek <jakub@redhat.com>
19717 * tree-object-size.c (addr_object_size): Add OSI argument.
19718 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
19719 (compute_builtin_object_size, expr_object_size): Adjust callers.
19720 (plus_stmt_object_size): Call addr_object_size instead of
19721 compute_builtin_object_size.
19723 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
19724 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19726 * tree-ssa-loop-prefetch.c
19727 (gather_memory_references): Introduced a counter for the number of
19729 (anything_to_prefetch_p): Introduced a counter for the number of
19731 (is_loop_prefetching_profitable): New function with a cost model
19733 (loop_prefetch_arrays): Use the new cost model to determine if
19734 prefetching is profitable.
19735 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
19736 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19737 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
19738 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19739 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
19740 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
19742 2009-06-08 Michael Matz <matz@suse.de>
19745 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
19746 partitions use the same.
19747 (expand_one_var): Deal with DECL_RTL sometimes begin set also
19748 for basevars of SSA_NAMEs.
19749 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
19750 to not expand them twice.
19751 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
19754 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
19756 * common.opt (fcompare-debug=, fcompare-debug-second): New.
19757 (fdump-final-insns=, gtoggle): New.
19758 * doc/invoke.texi: Document them.
19759 * final.c (rest_of_clean_state): Dump final insn stream.
19760 * gcc.c (invoke_as): Hook in -fcompare-debug.
19761 (static_spec_functions): Add compare-debug-dump-opt,
19762 compare-debug-self-opt and compare-debug-auxbase-opt.
19763 (compare_debug, compare_debug_second, compare_debug_opt): New.
19764 (switches_debug_check, n_switches_debug_check): New.
19765 (debug_auxbase_opt, debug_check_temp_file): New.
19766 (process_command): Handle -fno-compare-debug, -fcompare-debug and
19768 (do_self_spec): Handle arguments after switches.
19769 (do_spec_1): Add .gk extension to temp file basenames for compare.
19770 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
19771 (cc1_options): Use it instead of normal auxbase computation for
19772 the second compare-debug compilation.
19773 (compare_files): New.
19774 (main): Set up and implement compare debug mode.
19775 (compare_debug_dump_opt_spec_function): New.
19776 (compare_debug_self_opt_spec_function): New.
19777 (compare_debug_auxbase_opt_spec_function): New.
19778 * toplev.c (process_options): Handle flag_gtoggle,
19779 flag_dump_final_insns.
19780 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
19781 during -fcompare-debug-second compilation.
19783 2009-06-07 Ian Lance Taylor <iant@google.com>
19785 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
19786 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
19788 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
19789 with no default node. Change warning with %H to warning_at.
19790 Don't clear warn_switch around case checking.
19791 * doc/invoke.texi (Warning Options): Clarify distinction between
19792 -Wswitch and -Wswitch-enum.
19794 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19796 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
19798 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19800 * gbl-ctors.h: Add header guard.
19802 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19804 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
19805 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
19806 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
19807 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
19808 prototypes for removed functions.
19809 (expressions_equal_p): Move to ...
19810 * tree-ssa-sccvn.h: ... here and ...
19811 * matrix-reorg.c: ... adjust includes.
19813 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19815 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
19817 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19819 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
19820 (finish_function): Remove erroneous whitespace.
19822 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19824 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
19825 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
19827 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19829 * errors.c (internal_error): Commentary typo fix.
19830 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
19831 * tree-ssa-pre.c: Ditto.
19833 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
19835 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
19836 them is supposed to hold actual statements.
19838 2009-06-06 Ian Lance Taylor <iant@google.com>
19840 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
19841 empty statements can now have attributes.
19843 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
19845 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
19846 * config/mips/mips.md: Ditto.
19848 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19850 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
19852 (__eabi_uconvert): Likewise.
19854 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
19856 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
19857 CFI_* definitions with IN_GCC.
19859 2009-06-05 David Edelsohn <edelsohn@gnu.org>
19861 * xcoffout.h (xcoffout_source_line): Update prototype.
19863 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19865 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
19866 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
19868 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19870 PR middle-end/40340
19871 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
19872 inlined_function_outer_scope_p blocks for artificial inlines
19874 * tree.c (tree_nonartificial_location): Rewrite using
19875 block_nonartificial_location.
19877 2009-06-05 Revital Eres <eres@il.ibm.com>
19878 Leehod Baruch <leehod@il.ibm.com>
19880 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
19881 (expand_expr_real_1): Remove comment.
19882 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
19883 Vectorize misaligned access when the target supports it.
19884 (vect_supportable_dr_alignment): Check for unaligned access support.
19885 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
19888 2009-06-05 Julian Brown <julian@codesourcery.com>
19890 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
19891 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
19893 2009-06-05 Richard Guenther <rguenther@suse.de>
19896 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
19897 as possibly unused.
19899 2009-06-05 Jakub Jelinek <jakub@redhat.com>
19901 * config/s390/s390.c (global_not_special_regno_p): New static inline.
19902 (save_gprs): Don't tell unwinder when a global register is saved.
19903 (s390_emit_epilogue): Emit needed epilogue unwind info.
19905 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19907 * dwarf2out.c (deferred_asm_name): New.
19908 (add_name_and_src_coords_attributes): Defer creation of
19909 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
19911 (move_linkage_attr): New.
19912 (dwarf2out_finish): Revisit deferrals and emit attributes at the
19915 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
19917 * tree-nested.c (finalize_nesting_tree_1): Declare the
19918 frame_decl in the binding tree.
19920 2009-06-04 Cary Coutant <ccoutant@google.com>
19922 * basic-block.h (struct basic_block_def): Add discriminator field.
19923 * dbxout.c (dbxout_source_line): Add new parameter. Change all
19925 * debug.c (do_nothing_debug_hooks): Add additional entry.
19926 (debug_nothing_int_charstar_int): New function.
19927 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
19928 (debug_nothing_int_charstar_int): New declaration.
19929 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
19930 discriminator value in .loc directive.
19931 * final.c (last_discriminator): New variable.
19932 (discriminator): New variable.
19933 (final_start_function): Initialize above variables, pass current
19934 discriminator to debug hook.
19935 (notice_source_line): Check for discriminator change.
19936 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
19937 * sdbout.c (sdbout_source_line): New parameter.
19938 * tree-cfg.c (struct locus_discrim_map): New structure type.
19939 (discriminator_per_locus): New hash table.
19940 (build_gimple_cfg): Allocate and free discriminator hash table.
19941 (make_edges): Call assign_discriminator.
19942 (locus_map_hash): New function.
19943 (locus_map_eq): New function.
19944 (next_discriminator_for_locus): New function.
19945 (same_line_p): New function.
19946 (assign_discriminator): New function.
19947 (make_cond_expr_edges): Call assign_discriminator.
19948 (make_gimple_switch_edges): Likewise.
19949 (first_non_label_stmt): New function.
19950 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
19952 * xcoffout.c (xcoffout_source_line): Add new parameter.
19954 * configure.ac (gcc_cv_as_discriminator): New configury check for
19955 gas support for discriminator.
19956 * configure: Regenerate.
19957 * config.in: Regenerate.
19959 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19961 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
19962 val after checking for integers.
19964 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
19966 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
19968 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
19969 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
19970 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
19971 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
19972 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
19973 X64_SSE_REGPARM_MAX.
19974 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
19975 X64_SSE_REGPARM_MAX.
19977 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19979 * gcc.c (report_times_to_file): New.
19980 (execute): Implement it.
19981 (process_command): Support -time=.
19982 * doc/invoke.texi: Document it.
19984 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19986 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
19987 that have value exprs.
19989 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
19991 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
19992 declarations for constants until...
19993 (dw2_output_indirect_constant_1): ... this point.
19995 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
19998 * arm.md (arm_addsi3): Don't try to split an add with an
19999 eliminable register until after reload has completed.
20001 2009-06-03 Ian Lance Taylor <iant@google.com>
20003 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
20004 * genattrtab.c (write_length_unit_log): Likewise.
20005 * genchecksum.c (dosum): Likewise.
20006 * gengtype.c (write_rtx_next): Likewise.
20007 (finish_root_table, write_roots): Likewise.
20008 * gimple.c (gimple_ops_offset_): Likewise.
20009 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
20010 * config/arc/arc.c (arc_attribute_table): Likewise.
20011 * config/arm/arm.c (arm_attribute_table): Likewise.
20012 * config/avr/avr.c (avr_attribute_table): Likewise.
20013 * config/crx/crx.c (crx_attribute_table): Likewise.
20014 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
20015 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
20016 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
20017 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
20018 * config/sh/sh.c (sh_attribute_table): Likewise.
20019 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
20020 * config/spu/spu.c (spu_attribute_table): Likewise.
20021 * config/v850/v850.c (v850_attribute_table): Likewise.
20023 * config/alpha/alpha.c (vms_attribute_table): Make static.
20024 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
20025 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
20026 * config/mips/mips.c (mips_attribute_table): Likewise.
20028 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
20030 (cc1-checksum.o): Likewise.
20032 2009-06-03 Steve Ellcey <sje@cup.hp.com>
20034 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
20036 2009-06-03 Jakub Jelinek <jakub@redhat.com>
20038 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
20039 insn if it is changing sp. Use gen_add3_insn instead of
20040 conditionally gen_addsi3 and gen_adddi3.
20041 (offset_below_red_zone_p): New static inline function.
20042 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
20043 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
20044 * config/rs6000/ppc-asm.h: Include auto-host.h.
20045 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
20046 CFI_RESTORE): Define.
20047 * config/rs6000/crtresxgpr.asm: Add unwind info.
20048 * config/rs6000/crtresxfpr.asm: Likewise.
20049 * config/rs6000/crtresgpr.asm: Likewise.
20050 * config/rs6000/crtresfpr.asm: Likewise.
20051 * config/rs6000/crtsavgpr.asm: Likewise.
20052 * config/rs6000/crtsavfpr.asm: Likewise.
20054 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
20055 argument of DWARF2_FRAME_REG_OUT macros.
20057 2009-06-03 Julian Brown <julian@codesourcery.com>
20059 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
20060 words or less (including TImode) in core registers.
20062 2009-06-03 Richard Guenther <rguenther@suse.de>
20064 PR middle-end/40328
20065 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
20067 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
20069 * statistics.c (statistics_counter_event): Do not record event
20070 in pass dump if its number == -1.
20071 (curr_statistics_hash): Add assert that we never get passes
20072 with static number == -1.
20074 2009-06-03 Richard Guenther <rguenther@suse.de>
20075 Andrey Belevantsev <abel@ispras.ru>
20077 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
20078 non-BLKmode arrays addressable.
20080 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
20082 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
20083 * config/m68k/m68k.h: ... here.
20085 2009-06-03 Martin Jambor <mjambor@suse.cz>
20087 PR tree-optimization/40323
20088 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
20091 2009-06-03 Richard Guenther <rguenther@suse.de>
20093 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20096 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
20098 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20099 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
20100 JUMP_TABLE_DATA_P where applicable.
20101 * config/sh/sh.c: Ditto.
20102 * config/sh/sh.h: Ditto.
20103 * config/sh/sh.md: Ditto.
20104 * config/sh/symbian.c: Ditto.
20106 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
20108 * config/i386/driver-i386.c (describe_cache): Optimize
20109 concatenation of strings. Use snprintf instead of sprintf.
20110 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
20111 target when not compiling with GCC.
20113 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
20115 * config/sh/sh.c: Revert last change.
20116 (sh_expand_epilogue): Emit a blockage insn before the frame
20117 pointer adjustment unconditionally.
20119 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20121 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
20122 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
20123 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
20124 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
20125 to COLLECT_GCC_OPTIONS.
20127 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20129 * collect2.c (target_system_root): New variable.
20130 (main): Handle --sysroot=.
20131 (ignore_library): Strip the sysroot from the library path.
20133 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20135 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
20136 (collect2.o): Depend on collect2-aix.h.
20137 (collect2-aix.o): New rule.
20138 * collect2-aix.h: New file.
20139 * collect2-aix.c: Likewise.
20140 * collect2.c: Include collect2-aix.h. Don't undefine
20141 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
20142 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
20143 Use TARGET_AIX_VERSION instead of _AIX51.
20144 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
20145 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
20146 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
20147 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
20148 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
20150 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20152 * collect2.c (ignore_library): Avoid premature post-increment
20153 and null deference.
20155 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20157 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
20158 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
20159 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
20160 CROSS_DIRECTORY_STRUCTURE too.
20161 (LINK_LIBG_SPEC): Likewise.
20162 (LIB_SPEC): Add %R to sysroot paths.
20163 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
20164 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
20165 * config/rs6000/aix51.h: As for aix43.h.
20166 * config/rs6000/aix52.h: Likewise.
20167 * config/rs6000/aix53.h: Likewise.
20168 * config/rs6000/aix61.h: Likewise.
20169 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
20170 to the beginning of sysroot paths.
20172 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20174 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
20175 INSN_LISTs that are out of the REG_NOTE range.
20177 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20179 * loop-unroll.c (struct iv_to_split): Add pointer to next.
20180 (struct var_to_expand): Likewise.
20181 (struct opt_info): Add head and tail for linked lists of the above.
20182 (analyze_insn_to_expand_var): Initialize next.
20183 (analyze_iv_to_split_insn): Likewise.
20184 (analyze_insns_in_loop): Create linked lists.
20185 (allocate_basic_variable): Simplify for use without hash table.
20186 (insert_var_expansion_initialization): Likewise, make it type-safer.
20187 (combine_var_copies_in_loop_exit): Likewise.
20188 (apply_opt_in_copies): Walk lists rather than hash tables.
20189 (release_var_copies): Simplified and inlined by hand into...
20190 (free_opt_info): ... this function.
20192 2009-06-02 Richard Guenther <rguenther@suse.de>
20194 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20197 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20199 * cfgexpand.c (gimple_expand_cfg): Discard the source location
20200 only for builtins that are not overridden.
20202 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20204 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
20207 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20209 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
20211 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20213 * combine.c (move_deaths): Compare LUIDs within the same BB only.
20215 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20217 * common.opt (fdump-unnumbered-links): New.
20218 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
20219 * print-rtl.c (flag_dump_unnumbered_links): New.
20220 (print_rtx): Test it.
20222 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
20224 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
20225 push/pop multiple to 8-byte alignment.
20227 2009-06-01 Jakub Jelinek <jakub@redhat.com>
20229 * config/i386/i386.c (queued_cfa_restores): New static variable.
20230 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
20232 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
20233 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
20234 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
20235 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
20236 note unconditionally.
20237 (ix86_emit_restore_regs_using_mov): Likewise.
20238 (ix86_emit_restore_sse_regs_using_mov): Likewise.
20239 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
20240 it through to ix86_emit_restore_reg_using_pop.
20241 (ix86_emit_leave): Add RED_OFFSET argument. Call
20242 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
20243 instead of adding REG_CFA_OFFSET note unconditionally.
20244 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
20245 the above functions. Call ix86_add_queued_cfa_restore_notes when
20248 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
20249 force output of the label even for dwarf2out_do_cfi_asm.
20250 (add_fde_cfi): If -g2 and above and cfi might change CFA,
20251 force creation of CFI label and chain DW_CFA_set_loc jumping to it
20252 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
20254 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20255 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
20256 dwarf2out_cfi_label callers.
20257 * tree.h (dwarf2out_cfi_label): Adjust prototype.
20258 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
20259 Adjust dwarf2out_cfi_label callers.
20260 * config/vax/vax.c (vax_output_function_prologue): Likewise.
20262 * config/i386/i386.h (struct machine_cfa_state,
20263 struct machine_function): Guard with ifndef USED_FOR_TARGET
20264 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
20267 * emutls.c (__emutls_get_address): Change arr->size to mean number
20268 of allocated arr->data entries instead of # of slots + 1.
20270 PR middle-end/40316
20271 * recog.c (peep2_reinit_state): New function.
20272 (peephole2_init_state): Use it at the end of a basic block and also
20273 when seeing a RTX_FRAME_RELATED_P insn.
20275 2009-06-01 Steve Ellcey <sje@cup.hp.com>
20277 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
20278 fixuns_truncrfdi2): New.
20279 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
20280 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
20281 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
20282 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
20283 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
20284 *recip_approx): Remove.
20285 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
20286 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
20287 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
20289 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
20292 2009-06-01 Ian Lance Taylor <iant@google.com>
20294 * attribs.c (register_attribute): Use CONST_CAST.
20295 * collect2.c (main): Use CONST_CAST2.
20296 (scan_prog_file): Likewise.
20297 * gcc.c (process_command, main): Likewise.
20298 * toplev.c (toplev_main): Likewise.
20300 * c-typeck.c (handle_warn_cast_qual): New static function,
20301 partially broken out of build_c_cast.
20302 (build_c_cast): Call handle_warn_cast_qual.
20303 * doc/invoke.texi (Warning Options): Document new effect of
20306 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
20308 * diagnostic.c (diagnostic_build_prefix): Always print columns.
20309 (diagnostic_report_current_module): Print columns.
20310 * common.opt (flag_show_column): Enable by default.
20312 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
20314 * alias.c (find_base_term): Check for NULL term before returning.
20316 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20318 Revert due to PR40320:
20319 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20320 * calls.c (emit_library_call_value_1): Don't force_operand for move
20323 2009-06-01 Olivier Hainque <hainque@adacore.com>
20324 Eric Botcazou <ebotcazou@adacore.com>
20326 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
20327 to be processed as a bitfield for constructor output purposes.
20328 * output.h (initializer_constant_valid_for_bitfield_p): Declare
20330 * varasm.c (oc_local_state): New type, output_constructor
20331 local state to support communication with helpers.
20332 (oc_outer_state): New type, output_constructor outer state of
20333 relevance in recursive calls.
20334 (output_constructor_array_range): New output_constructor helper,
20335 extracted code for an array range element.
20336 (output_constructor_regular_field): New output_constructor helper,
20337 extracted code for an element that is not a bitfield.
20338 (output_constructor_bitfield): New output_constructor helper,
20339 extracted code for a bitfield element. Accept an OUTER state
20340 argument for recursive processing. Recurse on record or array
20341 CONSTRUCTOR values, possibly past noop conversions.
20342 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
20343 VALUE is a valid constant-valued expression for use in a static
20344 bit-field initializer.
20345 (output_constructor): Rework to use helpers. Accept and honor an
20346 OUTER state argument for recursive calls. Return total size. Be
20347 prepared for nested constructors initializing bitfields.
20348 (output_constant): Feed OUTER in calls to output_constructor.
20350 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20352 * calls.c (emit_library_call_value_1): Don't force_operand for move
20355 2009-06-01 Nick Clifton <nickc@redhat.com>
20357 * doc/invoke.texi (IA-64 Options): Fix typo.
20359 2009-06-01 Ira Rosen <irar@il.ibm.com>
20361 PR tree-optimization/39129
20362 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
20364 (vect_do_peeling_for_loop_bound): Use
20365 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20366 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20367 (vect_loop_versioning): Likewise.
20368 (vect_create_cond_for_alias_checks): Fix indentation.
20369 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
20371 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
20372 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
20373 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
20374 "control flow in loop".
20375 (vect_estimate_min_profitable_iters): Use
20376 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20377 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20378 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20379 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
20380 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
20381 statement belongs to a group of strided accesses with the exact code
20383 (vectorizable_load): Likewise.
20384 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20385 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20387 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
20389 * config/freebsd-stdint.h: New file.
20390 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20391 Add freebsd-stdint.h to tm_file.
20393 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
20395 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20396 (thumb2_extendhidi2): Likewise.
20398 2009-05-31 Ian Lance Taylor <iant@google.com>
20400 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20402 2009-05-31 Ian Lance Taylor <iant@google.com>
20404 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20405 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20406 (ipa-reference.o): Depend upon gt-ipa-reference.h.
20408 2009-05-31 Jason Merrill <jason@redhat.com>
20410 * tree-pretty-print.c (print_call_name): Take the callee, not the
20411 call itself. Make non-static. Use dump_function_name for functions.
20412 (dump_generic_node): Adjust.
20413 * diagnostic.h: Declare print_call_name.
20414 * gimple-pretty-print.c (dump_gimple_call): Use it.
20416 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20418 * config/sh/sh.md (ashldi3_std): New define_expand.
20421 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20424 * config/sh/sh.c: Include debug.h.
20425 (sh_expand_epilogue): Emit a blockage insn before the frame
20426 pointer adjustment also when dwarf2out_do_frame returns true.
20428 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20430 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20431 (thumb2_extendqidi2): New pattern.
20433 2009-05-31 Ira Rosen <irar@il.ibm.com>
20435 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20436 mark phis for renaming.
20437 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20438 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20439 Call mark_sym_for_renaming.
20440 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20441 * tree-vect-loop.c (vect_transform_loop): Remove
20442 vect_memsyms_to_rename initialization and a call to
20443 mark_set_for_renaming.
20445 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20447 PR middle-end/40304
20448 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20449 frame related even if !set_cfa && style < 0.
20451 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20453 * config/i386/mingw-tls.c: New file.
20454 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20455 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20456 defining _WIN32 but not __CYGWIN__.
20458 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20460 * configure.ac: Add MPC support.
20462 * config.in, configure: Regenerate.
20464 2009-05-29 Richard Henderson <rth@redhat.com>
20466 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20467 NOTE_INSN_BASIC_BLOCK.
20468 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20469 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20470 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20472 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20474 (add_cfi): Disable check redefining cfa away from drap.
20475 (lookup_cfa_1): Add remember argument; handle remember/restore.
20476 (lookup_cfa): Pass remember argument.
20477 (cfa_remember): New.
20478 (compute_barrier_args_size_1): Remove sibcall check.
20479 (dwarf2out_frame_debug_def_cfa): New.
20480 (dwarf2out_frame_debug_adjust_cfa): New.
20481 (dwarf2out_frame_debug_cfa_offset): New.
20482 (dwarf2out_frame_debug_cfa_register): New.
20483 (dwarf2out_frame_debug_cfa_restore): New.
20484 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20485 (dwarf2out_begin_epilogue): New.
20486 (dwarf2out_frame_debug_restore_state): New.
20487 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20488 DW_CFA_restore_state.
20489 (output_cfi_directive): Likewise.
20490 (convert_cfa_to_fb_loc_list): Likewise.
20491 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20492 * dwarf2out.h: Update.
20493 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20494 (copy_insn_1): Early out for null.
20495 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20496 and dwarf2out_frame_debug_restore_state.
20497 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20498 (prologue_insn_hash, epilogue_insn_hash): New.
20499 (free_after_compilation): Adjust freeing accordingly.
20500 (record_insns): Create hash table if needed; push insns into
20501 hash instead of array.
20502 (maybe_copy_epilogue_insn): New.
20503 (contains): Search hash table instead of array.
20504 (sibcall_epilogue_contains): Remove.
20505 (thread_prologue_and_epilogue_insns): Split eh_return insns
20506 and mark them as epilogues.
20507 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20508 scanning in terms of basic blocks.
20509 * insn-notes.def (CFA_RESTORE_STATE): New.
20510 * jump.c (returnjump_p_1): Accept EH_RETURN.
20511 (eh_returnjump_p_1, eh_returnjump_p): New.
20512 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20513 CFA_REGISTER, CFA_RESTORE): New.
20514 * rtl.def (EH_RETURN): New.
20515 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20517 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20518 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20520 * config/i386/i386.c (gen_push): Update cfa state.
20521 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20522 add a CFA_ADJUST_CFA note.
20523 (ix86_dwarf_handle_frame_unspec): Remove.
20524 (ix86_expand_prologue): Update cfa state.
20525 (ix86_emit_restore_reg_using_pop): New.
20526 (ix86_emit_restore_regs_using_pop): New.
20527 (ix86_emit_leave): New.
20528 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20529 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20530 * config/i386/i386.h (struct machine_cfa_state): New.
20531 (ix86_cfa_state): New.
20532 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20533 (eh_return_internal): Merge from eh_return_<mode>,
20534 use eh_return rtx, split w/ epilogue.
20536 2009-05-29 Ian Lance Taylor <iant@google.com>
20538 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20540 * calls.c (emit_library_call_value_1): Likewise.
20542 * c-typeck.c (c_build_va_arg): New function.
20543 * c-tree.h (c_build_va_arg): Declare.
20544 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20545 instead of build_va_arg.
20547 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20549 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20550 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20551 (ptr_difference_cost): Use affine combinations to compute it.
20552 (difference_cost): Likewise.
20553 (get_computation_cost_at): Compute more accurate cost for addresses
20554 if the ratio is a multiplier allowed in addresses.
20555 For non-addresses, consider that an additional offset or symbol is
20558 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20560 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20561 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20563 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20564 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20565 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20567 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20568 to 1 for TYPE_SSE{IADD1,CVT1}.
20569 (prefix_vex_imm8): Removed.
20570 (length_vex): Only pass 1 as second argument to
20571 ix86_attr_length_vex_default if prefix_extra is 0.
20572 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20573 (length): For prefix vex computation use length_immediate
20574 attribute instead of prefix_vex_imm8.
20575 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20576 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20577 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20578 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20579 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20580 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20581 a space in between the operands.
20582 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20583 if one operand is 0xff and the other one si, di, bp or sp.
20584 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20585 other one si, di, bp or sp.
20586 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20587 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20588 type and mode attributes.
20589 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20590 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20591 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20592 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20593 prefix_data16 attribute iff MODE_DF.
20594 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20595 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20596 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20597 constm128_operand in length_immediate computation.
20598 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20599 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20600 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20601 length_immediate attribute to 1.
20602 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20603 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20604 for certain alternatives.
20605 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20606 prefix_data16 attribute if MODE_V1DF.
20607 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20608 length_immediate to 1.
20609 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20610 length_address to 4, set mode attribute to MODE_DI.
20611 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20612 (fxam<mode>2_i387): Set length attribute to 4.
20613 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20614 *prefetch_3dnow_rex): Override length_address attribute.
20615 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20617 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20618 (constm128_operand): Removed.
20619 * config/i386/i386.c (memory_address_length): For
20620 disp && !index && !base in 64-bit mode account for SIB byte if
20621 print_operand_address can't optimize disp32 into disp32(%rip)
20622 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20623 for fs: or gs: segment.
20624 (ix86_attr_length_immediate_default): When checking if shortform
20625 is possible, truncate immediate to the length of the non-shortened
20627 (ix86_attr_length_address_default): Ignore MEM_P operands
20629 (ix86_attr_length_vex_default): Only check for DImode on
20630 GENERAL_REG_P operands.
20631 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20632 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20633 (sse_cvttps2pi): Clear prefix_rep attribute.
20634 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20636 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20637 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20638 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20639 iff operand 2 is const_int_operand.
20640 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20641 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20642 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20644 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20646 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20647 prefix_data16 attribute for movlpd and movhpd instructions.
20648 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20649 length_immediate for shufpd instruction.
20650 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
20651 (avx_cmpp<avxmodesuffixf2c><mode>3,
20652 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
20653 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
20654 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
20655 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
20656 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
20657 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
20658 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
20659 prefix_data16 attribute for the first alternative to 1.
20660 (*avx_loadlps): Override length_immediate for the first alternative.
20661 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
20662 attributes for second alternative.
20663 (*vec_concatv2sf_sse4_1): Override length_immediate and
20664 prefix_data16 attributes for second alternative.
20665 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
20666 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
20667 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
20668 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
20669 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
20670 prefix_data16 and length_immediate to 1.
20671 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
20673 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
20674 prefix_extra attribute for variants that don't have 0f prefix alone.
20675 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
20676 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
20677 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
20678 *sse4_1_pextrd): Set length_immediate to 1.
20679 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
20680 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
20682 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
20683 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
20684 length_immediate to 1 for second alternative.
20685 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
20686 prefix_extra and length_immediate attributes for the first
20688 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
20690 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
20691 to 1 for the first and third alternative.
20692 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
20694 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
20696 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
20698 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
20699 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
20700 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
20701 *avx_psign<mode>3): Set prefix_extra attribute to 1.
20702 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
20703 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
20704 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
20705 ssse3_psign<mode>3): Override prefix_rex attribute.
20706 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
20707 (ssse3_palignrti): Override length_immediate to 1.
20708 (ssse3_palignrdi): Override length_immediate to 1, override
20709 prefix_rex attribute.
20710 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
20711 (sse4a_extrqi): Override length_immediate to 2.
20712 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
20713 (sse4a_insertq): Override prefix_data16 to 0.
20714 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
20715 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
20716 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
20717 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
20718 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
20719 and length_immediate to 1.
20720 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
20721 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
20722 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
20723 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
20724 and length_immediate to 1.
20725 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
20726 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
20727 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
20728 avx_ptest256): Override prefix_extra to 1.
20729 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
20730 Override prefix_data16 and length_immediate to 1.
20731 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
20732 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
20733 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
20734 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
20735 prefix_data16 to 0 and prefix_extra to 2.
20736 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
20737 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
20739 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
20740 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
20741 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
20742 and prefix_extra to 2.
20743 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
20744 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
20745 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
20746 avx_vpermilvar<mode>3,
20747 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
20748 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
20749 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
20750 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
20751 Override prefix_extra to 1.
20752 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
20753 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
20754 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
20755 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
20756 prefix_extra and length_immediate to 1.
20757 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
20759 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
20760 to 1 for the first alternative.
20761 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
20762 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
20764 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
20765 *movv2sf_internal_avx, *movv2sf_internal): Override
20766 prefix_rep attribute for certain alternatives.
20767 (*mov<mode>_internal): Override prefix_rep or prefix_data16
20768 attributes for certain alternatives.
20769 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
20770 attributes for certain alternatives.
20771 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
20772 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
20773 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
20774 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
20775 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
20776 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
20777 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
20778 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
20779 length_immediate to 1 if operand 2 is const_int_operand.
20780 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
20781 *vec_extractv2si_1): Set length_immediate attribute to 1.
20782 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
20783 using old 3DNOW insn rather than SSE/3DNOW_A.
20784 (mmx_emms, mmx_femms): Clear modrm attribute.
20786 2009-05-29 Martin Jambor <mjambor@suse.cz>
20788 * tree-sra.c: New implementation of SRA.
20790 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
20791 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
20792 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
20793 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
20794 (SRA_MAX_STRUCTURE_COUNT): Removed.
20795 (SRA_FIELD_STRUCTURE_RATIO): Removed.
20796 * doc/invoke.texi (sra-max-structure-size): Removed.
20797 (sra-field-structure-ratio): Removed.
20799 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20801 PR middle-end/40291
20802 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
20805 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
20807 PR rtl-optimization/40101
20808 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
20809 seqno. Adjust comment.
20810 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
20811 inserting bookkeeping before a jump, the jump is not scheduled.
20812 When no positive seqno found, provide a value. Add comment.
20814 2009-05-29 Richard Guenther <rguenther@suse.de>
20816 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
20817 short-cutting on the first component.
20819 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20821 PR middle-end/39958
20822 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
20823 for trees other than decls/types.
20825 2009-05-29 Richard Guenther <rguenther@suse.de>
20827 * tree-ssa-operands.c (get_expr_operands): Do not handle
20828 INDIRECT_REFs in the handled-component case. Remove
20829 unused get_ref_base_and_extent case.
20830 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
20831 tree_low_cst and host_integerp where possible.
20832 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
20833 codes for equivalence.
20834 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
20836 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
20838 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
20839 to tmake_file for i[34567]86-*-cygwin*.
20841 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20844 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
20845 (altivec_categorize_keyword, init_vector_keywords,
20846 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
20849 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
20851 * tree.c (handle_dll_attribute): Check if node is
20852 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
20854 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
20856 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
20858 (thumb2_zero_extendqidi2): Likewise.
20860 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
20862 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
20863 instead of gen_movrt.
20864 * config/sh/sh.md (movrt): Remove.
20866 2009-05-28 Steve Ellcey <sje@cup.hp.com>
20868 * doc/invoke.texi (IA-64 Options):
20869 Add -msdata, -mfused-madd, -mno-inline-float-divide,
20870 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
20871 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
20872 -msched-prefer-non-control-spec-insns,
20873 -msched-stop-bits-after-every-cycle,
20874 -msched-count-spec-in-critical-path,
20875 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
20876 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
20877 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
20878 and -msched-spec-verbose.
20880 2009-05-28 Joseph Myers <joseph@codesourcery.com>
20882 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
20883 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
20885 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
20887 2009-05-28 Richard Guenther <rguenther@suse.de>
20889 * tree-ssa-alias.c (ao_ref_init): New function.
20890 (ao_ref_base): Likewise.
20891 (ao_ref_base_alias_set): Likewise.
20892 (ao_ref_alias_set): Likewise.
20893 (refs_may_alias_p_1): Change signature.
20894 (refs_may_alias_p): Adjust.
20895 (refs_anti_dependent_p): Likewise.
20896 (refs_output_dependent_p): Likewise.
20897 (call_may_clobber_ref_p_1): Change signature.
20898 (call_may_clobber_ref_p): Adjust.
20899 (stmt_may_clobber_ref_p_1): New function split out from ...
20900 (stmt_may_clobber_ref_p): ... here.
20901 (maybe_skip_until): Adjust signature.
20902 (get_continuation_for_phi): Likewise.
20903 (walk_non_aliased_vuses): Likewise.
20904 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
20905 (ao_ref_init): Declare.
20906 (ao_ref_base): Likewise.
20907 (ao_ref_alias_set): Likewise.
20908 (stmt_may_clobber_ref_p_1): Likewise.
20909 (walk_non_aliased_vuses): Adjust.
20910 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
20911 (get_ref_from_reference_ops): remove.
20912 (vn_reference_lookup_2): Adjust signature.
20913 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
20914 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
20915 (vn_reference_lookup): Adjust.
20916 (vn_reference_insert): Likewise.
20917 (vn_reference_insert_pieces): Adjust signature.
20918 (visit_reference_op_call): Adjust.
20919 * tree-ssa-pre.c (get_expr_type): Simplify.
20920 (phi_translate_1): Adjust.
20921 (compute_avail): Likewise.
20922 (translate_vuse_through_block): Do not re-build trees.
20923 (value_dies_in_block_x): Likewise.
20924 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
20926 (vn_reference_lookup_pieces): Adjust declaration.
20927 (vn_reference_insert_pieces): Likewise.
20929 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
20931 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
20932 with checking disabled.
20934 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
20938 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
20939 macro definition for support of three-operand format aligned
20940 .comm directive in assembler on cygwin/pe/mingw target OS.
20941 * configure: Regenerate.
20942 * config.h: Regenerate.
20944 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
20945 aligned form of .comm directive if -mpe-aligned-commons is in effect.
20946 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
20948 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
20949 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
20951 2009-05-28 Ira Rosen <irar@il.ibm.com>
20953 PR tree-optimization/40254
20954 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
20955 in analysis of basic blocks.
20957 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
20959 PR middle-end/33699
20960 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
20961 * target-def.h (TARGET_CONST_ANCHOR): New macro.
20962 (TARGET_INITIALIZER): Use it.
20963 * cse.c (CHEAPER): Move it up to the other macros.
20964 (insert): Rename this ...
20965 (insert_with_costs): ... to this. Add cost parameters. Update
20967 (insert): New function. Call insert_with_costs.
20968 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
20969 find_reg_offset_for_const, try_const_anchors): New functions.
20970 (cse_insn): Call try_const_anchors. Adjust cost of src_related
20971 when using a const-anchor. Call insert_const_anchors.
20972 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
20973 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
20975 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20977 * tree-inline.c (remap_decls): Enable nonlocalized variables
20978 when not optimizing.
20980 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
20982 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
20983 Simplify other tests involving optimize.
20985 2009-05-27 Tom Tromey <tromey@redhat.com>
20987 * unwind-dw2.c (_Unwind_DebugHook): New function.
20988 (uw_install_context): Call _Unwind_DebugHook.
20990 2009-05-27 Tom Tromey <tromey@redhat.com>
20992 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
20994 2009-05-27 Ian Lance Taylor <iant@google.com>
20996 * Makefile.in (LINKER, LINKER_FLAGS): Define.
20997 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
20998 (ALL_LINKERFLAGS): Define.
20999 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
21000 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21001 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
21002 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
21003 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
21004 $(LINKER_FOR_BUILD).
21005 (build/gcov-iov$(build_exeext)): Likewise.
21007 2009-05-27 Julian Brown <julian@codesourcery.com>
21009 * gcse.c (target.h): Include.
21010 (can_assign_to_reg_without_clobbers_p): Check that the target allows
21011 copy of argument to a pseudo register.
21013 2009-05-27 Diego Novillo <dnovillo@google.com>
21015 * tree-ssa-live.c (dump_scope_block): Document arguments.
21016 (dump_scope_blocks): Document.
21017 (debug_scope_blocks): New.
21018 * tree-flow.h (debug_scope_blocks): Declare.
21020 2009-05-21 Denis Chertykov <denisc@overta.ru>
21022 * doc/contrib.texi (Contributors): Add myself to the list.
21024 2009-05-27 Olivier Hainque <hainque@adacore.com>
21026 * expr.c (target_align): New function. Alignment the TARGET of an
21027 assignment may be assume to have.
21028 (highest_pow2_factor_for_target): Use it instead of relying on
21029 immediate tree attributes of TARGET, not necessarily honored when
21030 intermediate bitfields are involved.
21032 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
21035 * config/i386/driver-i386.c (host_detect_local_cpu): Support
21036 AVX, SSE4, AES, PCLMUL and POPCNT.
21038 2009-05-27 Diego Novillo <dnovillo@google.com>
21040 * tree-pretty-print.c (dump_location): New.
21041 (dump_generic_node): Call it.
21042 Factor code to handle BLOCK nodes ...
21043 (dump_block_node): ... here.
21045 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
21047 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
21049 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
21051 * gcc-plugin.h: Include config.h and system.h.
21052 (IN_GCC): Define if not defined.
21054 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
21056 PR middle-end/40249
21057 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
21060 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
21062 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
21064 * config/m32r/m32r.h: Ditto.
21065 * config/m32r/m32r.md: Ditto.
21066 * config/m32r/predicates.md: Ditto.
21068 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
21070 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
21072 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
21075 (Loading plugins): typo.
21076 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
21077 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21078 (Interacting with the GCC Garbage Collector): Added new section.
21079 (Giving information about a plugin): Added new section for
21081 * ggc.h (ggc_register_root_tab): Added declaration.
21082 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
21083 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
21084 (register_callback): Improved comment in declaration.
21085 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
21086 (extra_root_vec) Added static variable for dynamic roots registration.
21087 (ggc_register_root_tab) Added new routine.
21088 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
21089 PLUGIN_GGC_MARKING event.
21090 * ggc-zone.c: Include plugin.h.
21091 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21092 * ggc-page.c: Include plugin.h.
21093 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21094 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
21095 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
21096 (register_callback): check lack of callbacks for
21097 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
21098 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
21099 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
21100 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21101 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
21102 dependency on plugin.h.
21103 (plugin.o): Added dependency on ggc.h...
21105 2009-05-26 Richard Guenther <rguenther@suse.de>
21107 PR middle-end/40248
21109 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21110 with mismatched comparison modes.
21112 * expr.c (expand_expr_real_1): Expand the operand of a
21113 VIEW_CONVERT_EXPR in its natural mode.
21115 2009-05-26 Ian Lance Taylor <iant@google.com>
21117 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
21118 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
21119 (ALL_COMPILERFLAGS): Define.
21120 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
21121 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21122 (collect2$(exeext), collect2.o): Likewise.
21123 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
21124 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
21125 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
21126 (libbackend.o, intl.o, cppdefault.o): Likewise.
21127 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
21128 (build/%.o): Use $(COMPILER_FOR_BUILD).
21129 (build/gen%$(build_exeext)): Likewise.
21130 (build/gcov-iov$(build_exeext)): LIkewise.
21131 * config/t-darwin (darwin.o): Use $(COMPILER).
21132 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
21133 * config/t-sol2 (sol2-c.o): Likewise.
21134 (sol2.o): Likewise.
21135 * config/t-vxworks (vxworks.o): Likewise.
21136 * config/x-darwin (host-darwin.o): Likewise.
21137 * config/x-hpux (host-hpux.o): Likewise.
21138 * config/x-linux (host-linux.o): Likewise.
21139 * config/x-solaris (host-solaris.o): Likewise.
21140 * config/alpha/x-alpha (driver-alpha.o): Likewise.
21141 * config/arm/t-arm (arm-c.o): Likewise.
21142 * config/arm/t-pe (pe.o): Likewise.
21143 * config/arm/t-wince-pe (pe.o): Likewise.
21144 * config/i386/t-cygming (winnt.o): Likewise.
21145 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
21146 * config/i386/t-cygwin (cygwin1.o): Likewise.
21147 (cygwin2.o): Likewise.
21148 * config/i386/t-i386 (i386-c.o): Likewise.
21149 * config/i386/t-interix (winnt.o): Likewise.
21150 * config/i386/t-netware (netware.o): Likewise.
21151 * config/i386/t-nwld (nwld.o): Likewise.
21152 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
21153 * config/i386/x-i386 (driver-i386.o): Likewise.
21154 * config/i386/x-cygwin (host-cygwin.o): Likewise.
21155 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
21156 * config/ia64/t-ia64 (ia64-c.o): Likewise.
21157 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
21158 * config/mips/x-native (driver-native.o): Likewise.
21159 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
21160 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
21161 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
21162 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
21163 * config/score/t-score-elf (score7.o): Likewise.
21164 (score3.o): Likewise.
21165 * config/sh/t-sh (sh-c.o): Likewise.
21166 * config/sh/t-symbian (sh-c.o): Likewise.
21167 (symbian.o): Likewise.
21168 * config/spu/t-spu-elf (spu-c.o): Likewise.
21169 * config/v850/t-v850 (v850-c.o): Likewise.
21170 * config/v850/t-v850e (v850-c.o): Likewise.
21172 2009-05-26 Richard Guenther <rguenther@suse.de>
21174 PR tree-optimization/40122
21175 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
21176 VECTOR_CSTs if possible.
21177 (fold_gimple_assign): Likewise.
21179 2009-05-26 Richard Guenther <rguenther@suse.de>
21181 PR middle-end/40252
21182 * fold-const.c (fold_binary): Use the correct types for building
21185 2009-05-26 Richard Guenther <rguenther@suse.de>
21187 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
21188 redundant calls to merge_alias_info.
21189 (bump_vector_ptr): Likewise.
21190 * tree-ssa-copy.c (merge_alias_info): Remove.
21191 (replace_exp_1): Remove call to merge_alias_info.
21192 (propagate_tree_value): Likewise.
21193 (fini_copy_prop): Propagate points-to info.
21194 * tree-flow.h (merge_alias_info): Remove.
21196 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21198 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
21200 2009-05-25 Jan Hubicka <jh@suse.cz>
21202 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21203 * cgraph.h (struct inline_summary): New filed self_wize,
21204 size_inlining_benefit, self_time and time_inlining_benefit.
21205 (struct cgraph_global_info): Replace insns by time ans size fields.
21206 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21207 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21208 (ipcp_update_callgraph): Do not touch function bodies.
21209 * ipa-inline.c: Include except.h
21210 (MAX_TIME): New constant.
21211 (overall_insns): Remove.
21212 (leaf_node_p): New.
21213 (overall_size, max_benefit): New static variables.
21214 (cgraph_estimate_time_after_inlining): New function.
21215 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21216 (cgraph_clone_inlined_nodes): Update size.
21217 (cgraph_mark_inline_edge): Update size.
21218 (cgraph_estimate_growth): Use size info.
21219 (cgraph_check_inline_limits): Check size.
21220 (cgraph_default_inline_p): Likewise.
21221 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21222 (cgraph_decide_recursive_inlining): Check size.
21223 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21225 (cgraph_decide_inlining): Likewise.
21226 (cgraph_decide_inlining_incrementally): Likewise; honor
21227 PARAM_EARLY_INLINING_INSNS.
21228 (likely_eliminated_by_inlining_p): New predicate.
21229 (estimate_function_body_sizes): New function.
21230 (compute_inline_parameters): Use it.
21231 * except.c (must_not_throw_labels): New function.
21232 * except.h (must_not_throw_labels): Declare.
21233 * tree-inline.c (init_inline_once): Kill inlining_weigths
21234 * tree-ssa-structalias.c: Avoid uninitialized warning.
21235 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21236 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21237 (PARAM_INLINE_CALL_COST): Remove.
21238 (PARAM_EARLY_INLINING_INSNS): New.
21240 2009-05-25 Richard Guenther <rguenther@suse.de>
21242 PR tree-optimization/36327
21243 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
21244 callback for reference translation or lookup at the point of may-defs.
21245 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
21246 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
21247 for union COMPONENT_REFs.
21248 (vn_reference_lookup_3): New callback. Lookup from memset
21249 and CONSTRUCTOR assignment, translate through struct copies.
21250 (vn_reference_lookup_pieces): Make sure to not free the
21251 passed operands array. Adjust walk_non_aliased_vuses call.
21252 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
21253 make sure we do not leak memory.
21255 2009-05-25 Richard Guenther <rguenther@suse.de>
21257 * tree-ssa-alias.h (dump_points_to_solution): Declare.
21258 * tree-inline.c (expand_call_inline): Reset the escaped and
21259 callused solutions.
21260 * tree-ssa-structalias.c (pass_build_ealias): New.
21261 * tree-pass.h (pass_build_ealias): Declare.
21262 * passes.c (init_optimization_passes): Add PTA during
21263 early optimizations.
21264 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
21265 and CALLUSED solutions.
21266 (dump_points_to_solution): New function, split out from ...
21267 (dump_points_to_info_for): ... here.
21268 * tree-parloops.c (parallelize_loops): Reset the escaped and
21269 callused solutions.
21271 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21274 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
21275 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
21277 2009-05-25 Ira Rosen <irar@il.ibm.com>
21279 PR tree-optimization/40238
21280 * tree-vect-stmts.c (vect_init_vector): Insert initialization
21281 statements after basic block's labels.
21282 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
21283 to free the allocated memory.
21285 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
21287 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
21288 return address with a USE.
21290 2009-05-24 Richard Guenther <rguenther@suse.de>
21292 PR middle-end/40233
21293 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
21294 array type from the main variant of the inner type.
21296 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21298 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
21299 definition to bool (from int) to un-break build.
21300 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
21302 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
21304 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
21305 discard_stmt_changes): Delete.
21306 * tree-ssa-operands.c (scb_stack): Delete.
21307 (init_ssa_operands): Do not initialize it.
21308 (fini_ssa_operands): Do not free it.
21309 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
21311 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
21312 update_stmt, remove the others. Fix comments.
21313 * tree-dfa.c (optimize_stack_restore): Likewise.
21314 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
21315 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
21316 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
21317 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
21319 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
21320 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
21321 (dom_opt_finalize_block): Likewise, adjusting access to
21323 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
21324 (stmts_to_rescan): Change item type to gimple.
21325 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
21327 2009-05-24 Ira Rosen <irar@il.ibm.com>
21329 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
21330 * tree-pass.h (pass_slp_vectorize): New pass.
21331 * params.h (SLP_MAX_INSNS_IN_BB): Define.
21332 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
21333 * tree-vectorizer.c (timevar.h): Include.
21334 (user_vect_verbosity_level): Declare.
21335 (vect_location): Fix comment.
21336 (vect_set_verbosity_level): Update user_vect_verbosity_level
21337 instead of vect_verbosity_level.
21338 (vect_set_dump_settings): Add an argument. Ignore user defined
21339 verbosity if dump flags require higher level of verbosity. Print to
21340 stderr only for loop vectorization.
21341 (vectorize_loops): Update call to vect_set_dump_settings.
21342 (execute_vect_slp): New function.
21343 (gate_vect_slp): Likewise.
21344 (struct gimple_opt_pass pass_slp_vectorize): New.
21345 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
21346 access its members.
21347 (vec_info_for_bb): New function.
21348 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
21349 (VECTORIZATION_ENABLED): New macro.
21350 (SLP_ENABLED, SLP_DISABLED): Likewise.
21351 (vect_is_simple_use): Add bb_vec_info argument.
21352 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
21353 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
21354 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
21355 vect_schedule_slp, vect_analyze_slp): Likewise.
21356 (vect_analyze_stmt): Add slp_tree argument.
21357 (find_bb_location): Declare.
21358 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
21359 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
21360 (vect_analyze_loop_operations, vect_analyze_loop,
21361 get_initial_def_for_induction, vect_create_epilog_for_reduction,
21362 vect_finalize_reduction, vectorizable_reduction,
21363 vectorizable_live_operation, vect_transform_loop): Likewise.
21364 * tree-data-ref.c (dr_analyze_innermost): Update comment,
21365 skip evolution analysis if analyzing a basic block.
21366 (dr_analyze_indices): Likewise.
21367 (initialize_data_dependence_relation): Skip the test whether the
21368 object is invariant for basic blocks.
21369 (compute_all_dependences): Skip dependence analysis for data
21370 references in basic blocks.
21371 (find_data_references_in_stmt): Don't fail in case of invariant
21372 access in basic block.
21373 (find_data_references_in_bb): New function.
21374 (find_data_references_in_loop): Move code to
21375 find_data_references_in_bb and add a call to it.
21376 (compute_data_dependences_for_bb): New function.
21377 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
21378 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21380 (vect_analyze_data_ref_dependence): Check for interleaving in case of
21381 unknown dependence in basic block and fail in case of dependence in
21383 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21384 dependence instances from either loop or basic block vectorization
21386 (vect_compute_data_ref_alignment): Check if it is loop vectorization
21387 before calling nested_in_vect_loop_p.
21388 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21389 dependence instances from either loop or basic block vectorization
21391 (vect_verify_datarefs_alignment): Likewise.
21392 (vect_enhance_data_refs_alignment): Adjust function calls.
21393 (vect_analyze_data_refs_alignment): Likewise.
21394 (vect_analyze_group_access): Fix printing. Skip different checks if
21395 DR_STEP is 0. Keep strided stores either in loop or basic block
21396 vectorization data structure. Fix indentation.
21397 (vect_analyze_data_ref_access): Fix comments, allow zero step in
21399 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21400 dependence instances from either loop or basic block vectorization
21402 (vect_analyze_data_refs): Update comment. Call
21403 compute_data_dependences_for_bb to analyze basic blocks.
21404 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21405 case of loop vectorization. In case of basic block vectorization use
21406 data-ref itself as a base.
21407 (vect_create_data_ref_ptr): In case of basic block vectorization:
21408 don't advance the pointer, add new statements before the current
21409 statement. Adjust function calls.
21410 (vect_supportable_dr_alignment): Support only aligned accesses in
21411 basic block vectorization.
21412 * common.opt (ftree-slp-vectorize): New flag.
21413 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21414 (vect_pattern_recog_1): Likewise.
21415 * tree-vect-stmts.c (process_use): Likewise.
21416 (vect_init_vector): Add new statements in the beginning of the basic
21417 block in case of basic block SLP.
21418 (vect_get_vec_def_for_operand): Adjust function calls.
21419 (vect_finish_stmt_generation): Likewise.
21420 (vectorizable_call): Add assert that it is loop vectorization, adjust
21422 (vectorizable_conversion, vectorizable_assignment): Likewise.
21423 (vectorizable_operation): In case of basic block SLP, take
21424 vectorization factor from statement's type and skip the relevance
21425 check. Adjust function calls.
21426 (vectorizable_type_demotion): Add assert that it is loop
21427 vectorization, adjust function calls.
21428 (vectorizable_type_promotion): Likewise.
21429 (vectorizable_store): Check for outer loop only in case of loop
21430 vectorization. Adjust function calls. For basic blocks, skip the
21431 relevance check and don't advance pointers.
21432 (vectorizable_load): Likewise.
21433 (vectorizable_condition): Add assert that it is loop vectorization,
21434 adjust function calls.
21435 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21436 that it is not reduction, get vector type, call only supported
21437 functions, skip loop specific parts.
21438 (vect_transform_stmt): Check for outer loop only in case of loop
21440 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21441 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21442 for external definition.
21443 * passes.c (pass_slp_vectorize): New pass.
21444 * tree-vect-slp.c (find_bb_location): New function.
21445 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21446 check for patterns only in loops.
21447 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21448 case of multiple types in basic block SLP.
21449 (vect_mark_slp_stmts_relevant): New function.
21450 (vect_supported_load_permutation_p): Fix comment.
21451 (vect_analyze_slp_instance): Add argument. In case of basic block
21452 SLP, take vectorization factor from statement's type, check that
21453 unrolling factor is 1. Adjust function call. Save SLP instance in
21454 either loop or basic block vectorization structure. Return FALSE,
21456 (vect_analyze_slp): Add argument. Get strided stores groups from
21457 either loop or basic block vectorization structure. Return FALSE
21458 if basic block SLP failed.
21459 (new_bb_vec_info): New function.
21460 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21461 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21462 (vect_schedule_slp): Add argument. Get SLP instances from either
21463 loop or basic block vectorization structure. Set vectorization factor
21464 to be 1 for basic block SLP.
21465 (vect_slp_transform_bb): New function.
21466 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21468 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21470 * final.c (shorten_branches): Do not align labels for jump tables.
21471 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21473 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21475 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21476 Remove outdated reference to flow.c and fix nits.
21477 * doc/gccint.texi: Tweak RTL description.
21478 * doc/rtl.texi: Likewise.
21480 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21482 * config/avr/avr.c: Change my email address.
21483 * config/avr/avr.h: Likewise.
21484 * config/avr/avr.md: Likewise.
21485 * config/avr/avr-protos.h: Likewise.
21486 * config/avr/libgcc.S: Likewise.
21488 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21490 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21491 (spu_split_load, spu_split_store): Change return type to int.
21492 (spu_split_convert): Declare.
21493 * config/spu/predicates.md (spu_mem_operand): Remove.
21494 (spu_mov_operand): Update.
21495 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21496 * config/spu/spu.c (regno_aligned_for_load): Remove.
21497 (reg_aligned_for_addr, spu_expand_load): Define.
21498 (spu_expand_extv): Reimplement and handle MEM.
21499 (spu_expand_insv): Handle MEM.
21500 (spu_sched_reorder): Handle insn's with length 0.
21501 (spu_legitimate_address_p): Reimplement.
21502 (store_with_one_insn_p): Return TRUE for any mode with size
21503 larger than 16 bytes.
21504 (address_needs_split): Define.
21505 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21507 (spu_convert_move): Define.
21508 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21509 (spu_split_store): Change all MEM's to TImode.
21510 (spu_init_expanders): Preallocate registers that correspond to
21511 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21513 (spu_split_convert): Define.
21514 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21515 (_move<mode>, _movdi, _movti): Update predicate and condition.
21516 (load, store): Change to define_split.
21517 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21519 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21520 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21521 define_insn_and_split of lshr<mode>3.
21522 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21523 (<v>ashr<mode>3_imm): Define.
21524 (extv, extzv, insv): Allow MEM operands.
21525 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21526 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21527 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21528 (_spu_convert2): Change to define_insn_and_split and remove the
21529 corresponding define_peephole2.
21530 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21531 Change predicates to memory_operand.
21533 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21535 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21537 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21539 PR tree-optimization/40219
21540 * tree.c (iterative_hash_expr): Make sure the builtin function is
21541 a normal builtin function and not a front end or back end builtin
21542 before indexing into the built_in_decls array.
21544 2009-05-22 Richard Guenther <rguenther@suse.de>
21546 PR middle-end/38964
21547 * alias.c (write_dependence_p): Do not use TBAA for answering
21548 anti-dependence or output-dependence.
21549 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21550 (emit_pointer_definition): Remove.
21551 (emit_alias_warning): Likewise.
21552 (find_what_var_points_to): Remove TBAA pruning code.
21553 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21555 (compute_points_to_sets): Remove code computing the set of
21556 dereferenced pointers.
21557 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21558 oracle for querying anti and output dependencies.
21559 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21560 if TBAA may be applied.
21561 (refs_anti_dependent_p): New function.
21562 (refs_output_dependent_p): Likewise.
21563 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21564 (refs_output_dependent_p): Likewise.
21565 * doc/tree-ssa.texi (Memory model): New section.
21566 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21567 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21568 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21569 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21570 * expr.c (expand_expr_real_1): Likewise.
21571 * gimple-low.c (lower_stmt): Likewise.
21572 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21573 (dump_gimple_cdt): Remove.
21574 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21575 (gimple_size): Likewise.
21576 (walk_gimple_op): Likewise.
21577 (is_gimple_stmt): Likewise.
21578 (walk_stmt_load_store_addr_ops): Likewise.
21579 (gimple_build_cdt): Remove.
21580 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21581 * gimple.h (gimple_cdt_new_type): Remove.
21582 (gimple_cdt_new_type_ptr): Likewise.
21583 (gimple_cdt_set_new_type): Likewise.
21584 (gimple_cdt_location): Likewise.
21585 (gimple_cdt_location_ptr): Likewise.
21586 (gimple_cdt_set_location): Likewise.
21587 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21588 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21589 GIMPLE_CHANGE_DYNAMIC_TYPE.
21590 (verify_types_in_gimple_stmt): Likewise.
21591 * tree-inline.c (estimate_num_insns): Likewise.
21592 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21593 (copy_decl_to_var): Likewise.
21594 (copy_result_decl_to_var): Likewise.
21595 * tree-pretty-print.c (dump_generic_node): Do not handle
21596 CHANGE_DYNAMIC_TYPE_EXPR.
21597 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21598 * tree-ssa-operands.c (get_expr_operands): Likewise.
21599 * tree-ssa-structalias.c (struct variable_info): Remove
21600 no_tbaa_pruning member.
21601 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21602 (unify_nodes): Do not copy it.
21603 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21604 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21605 (set_uids_in_ptset): Do not check it.
21606 (find_what_var_points_to): Likewise.
21607 (compute_tbaa_pruning): Remove.
21608 (compute_points_to_sets): Do not call it.
21609 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21610 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21611 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21612 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21613 (DECL_NO_TBAA_P): Likewise.
21614 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21615 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21616 (expand_omp_atomic_pipeline): Do not set it.
21617 * print-tree.c (print_node): Do not dump it.
21618 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21621 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21624 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21627 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21629 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21632 2009-05-22 Ben Elliston <bje@au.ibm.com>
21634 * Makefile.in (bversion.h, s-bversion): New targets.
21635 (TOPLEV_H): Add bversion.h.
21636 * toplev.h: Include "bversion.h".
21637 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21638 the __format__ attribute only if compiling with the same version
21639 of GCC as the sources (the "build version").
21641 2009-05-22 Ben Elliston <bje@au.ibm.com>
21643 * c-format.c (handle_format_attribute): Fix comment typo.
21645 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21648 * config/ia64/ia64.opt (mfused-madd): New.
21649 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21650 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
21651 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
21652 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
21653 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
21654 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
21655 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
21656 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
21657 instruction if !TARGET_FUSED_MADD.
21658 (fpma, fpms): Remove colon from name.
21660 2009-05-22 Richard Guenther <rguenther@suse.de>
21662 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
21663 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
21664 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
21666 (create_expression_by_pieces): Only convert if necessary.
21667 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
21668 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
21670 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
21672 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
21673 regular pattern from a template and rename it ...
21674 (*extzv_truncsi_exts): ... to this.
21676 2009-05-21 Richard Guenther <rguenther@suse.de>
21678 * cgraph.h (struct cgraph_node): Remove inline_decl member.
21679 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
21680 (cgraph_default_inline_p): Likewise.
21681 (cgraph_decide_inlining_incrementally): Likewise.
21683 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
21684 Uros Bizjak <ubizjak@gmail.com>
21686 * config/i386/cpuid.h (bit_MOVBE): New.
21688 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
21690 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
21691 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
21692 (ix86_handle_option): Handle OPT_mmovbe.
21693 (ix86_target_string): Add -mmovbe.
21694 (pta_flags): Add PTA_MOVBE.
21695 (processor_alias_table): Add PTA_MOVBE to "atom".
21696 (override_options): Handle PTA_MOVBE.
21698 * config/i386/i386.h (TARGET_MOVBE): New.
21700 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
21701 (*bswapsi_movbe): New.
21702 (*bswapdi_movbe): Likewise.
21703 (bswapdi2): Renamed to ...
21704 (*bswapdi_1): This.
21705 (bswapdi2): New expander.
21707 * config/i386/i386.opt (mmovbe): New.
21709 * doc/invoke.texi: Document -mmovbe.
21711 2009-05-21 Taras Glek <tglek@mozilla.com>
21713 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
21714 * gcc-plugin.h (plugin_init): Updated signature.
21715 * gcc-plugin.h (plugin_name_args): Moved to this header.
21716 * doc/plugins.texi (plugin_init): Updated documention to reflect
21718 * doc/plugins.texi (plugin_name_args): Added to documention.
21720 2009-05-21 Mark Mitchell <mark@codesourcery.com>
21722 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
21723 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
21725 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
21727 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
21728 JUMP_TABLE_DATA_P predicates where applicable.
21729 * config/i386/predicates.md: Ditto.
21730 * config/i386/sse.md: Ditto.
21732 2009-05-21 Jakub Jelinek <jakub@redhat.com>
21734 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
21735 operand2 -128 override length_immediate attribute to 1.
21736 * config/i386/predicates.md (constm128_operand): New predicate.
21738 * config/i386/i386.c (memory_address_length): Handle %r12
21739 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
21741 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
21742 mode look through optional ZERO_EXTEND and SUBREG.
21743 * config/i386/i386.md (R12_REG): New define_constant.
21744 (prefix_data16): For sse unit set also for MODE_TI insns.
21745 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
21746 insns set if operand 1 is ext_QIreg_operand.
21747 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
21748 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
21750 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
21751 mode from MODE_DI to MODE_SI.
21752 (movdi_1_rex64): Override modrm and length_immediate attributes
21753 only for movabs (TYPE_IMOV, alternative 2).
21754 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
21755 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
21756 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
21757 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
21758 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
21759 prefix_rex attribute if DImode.
21760 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
21761 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
21762 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
21763 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
21764 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
21765 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
21766 Likewise. For TYPE_IMOV clear length_immediate attribute.
21767 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
21768 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
21769 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
21770 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
21771 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
21772 or one operand TYPE_ISHIFT.
21773 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
21774 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
21775 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
21776 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
21777 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
21778 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
21779 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
21780 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
21781 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
21782 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
21783 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
21784 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
21785 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
21786 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
21787 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
21788 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
21789 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
21790 set mode attribute, don't override length attribute.
21791 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
21793 (return_internal_long): Set length attribute to 2 instead of 1.
21794 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
21795 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
21796 prefix_rex attribute.
21797 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
21799 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
21801 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21803 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
21805 2009-05-20 Ian Lance Taylor <iant@google.com>
21807 * tree.c (build_tree_list_vec_stat): New function.
21808 (ctor_to_vec): New function.
21809 (build_nt_call_vec): New function.
21810 (build_call_array): Change args to be a const pointer.
21811 (build_call_vec): New function.
21812 * tree.h (build_nt_call_vec): Declare.
21813 (build_tree_list_vec_stat): Declare.
21814 (build_tree_list_vec): Define.
21815 (build_call_array): Update declaration.
21816 (build_call_vec): Declare.
21817 (ctor_to_vec): Declare.
21818 * c-common.c (tree_vector_cache): New static variable.
21819 (make_tree_vector): New function.
21820 (release_tree_vector): New function.
21821 (make_tree_vector_single): New function.
21822 (make_tree_vector_copy): New function.
21823 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
21824 (make_tree_vector_single, make_tree_vector_copy): Declare.
21825 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
21826 (c_parser_expr_list): Don't manage cache here, instead call
21828 (c_parser_release_expr_list): Remove static function.
21829 (c_parser_vec_to_tree_list): Remove static function.
21830 (c_parser_attributes): Call build_tree_list_vec instead of
21831 c_parser_vec_to_tree_list. Call release_tree_vector instead of
21832 c_parser_release_expr_list.
21833 (c_parser_postfix_expression_after_primary): Likewise.
21834 (c_parser_objc_keywordexpr): Likewise.
21836 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
21838 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
21839 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
21840 TARGET_CONVERT_TO_TYPE.
21841 * hooks.c (hook_tree_const_tree_null): Define.
21842 * hooks.h (hook_tree_const_tree_null): Declare.
21843 * target.h (struct gcc_target): Add invalid_parameter_type,
21844 invalid_return_type, promoted_type, and convert_to_type fields.
21845 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
21846 (TARGET_INVALID_RETURN_TYPE): Define.
21847 (TARGET_PROMOTED_TYPE): Define.
21848 (TARGET_CONVERT_TO_TYPE): Define.
21849 (TARGET_INITIALIZER): Update for new fields.
21850 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
21851 (grokparms): Check targetm.invalid_parameter_type.
21852 * c-typeck.c (default_conversion): Check targetm.promoted_type.
21853 * c-convert.c (convert): Check targetm.convert_to_type.
21855 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
21857 * config/mips/mips.md (*extenddi_truncate<mode>,
21858 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
21860 (*extendhi_truncateqi): New define_insn_and_sptit.
21862 2009-05-20 Jakub Jelinek <jakub@redhat.com>
21864 PR middle-end/40204
21865 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
21866 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
21868 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
21870 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
21871 the operand of VIEW_CONVERT_EXPR.
21873 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
21875 * config/i386/driver-i386.c (host_detect_local_cpu): Check
21876 extended family and model for Intel processors. Support Intel Atom.
21878 2009-05-20 Olivier Hainque <hainque@adacore.com>
21880 * gstab.h (stab_code_type): Define, to be used instead of the
21881 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
21883 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
21884 occurrences by stab_code_type.
21885 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
21887 2009-05-20 Martin Jambor <mjambor@suse.cz>
21889 * tree-flow.h (insert_edge_copies_seq): Undeclare.
21890 (sra_insert_before): Likewise.
21891 (sra_insert_after): Likewise.
21892 (sra_init_cache): Likewise.
21893 (sra_type_can_be_decomposed_p): Likewise.
21894 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
21895 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
21896 (sra_insert_before): Likewise.
21897 (sra_insert_after): Likewise.
21898 (sra_init_cache): Likewise.
21899 (insert_edge_copies_seq): Made static and moved upwards.
21901 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
21904 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
21906 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
21907 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
21910 2009-05-20 Richard Guenther <rguenther@suse.de>
21912 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21913 with mismatched comparison modes.
21915 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21917 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
21918 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
21919 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
21920 with shifts for Thumb2.
21921 (orsi_notsi): New for orn.
21922 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
21923 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
21924 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
21925 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
21926 Don't invert remainder for IOR.
21928 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
21930 PR tree-optimization/40087
21931 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
21932 number_of_iterations_ne): Rename never_infinite argument.
21933 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
21934 number_of_iterations_le): Handle pointer-type ivs when
21935 exit_must_be_taken is false.
21936 (number_of_iterations_cond): Do not always assume that
21937 exit_must_be_taken if the control variable is a pointer.
21939 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
21941 * c-typeck.c (build_binary_op): Allow % on integal vectors.
21942 * doc/extend.texi (Vector Extension): Document that % is allowed too.
21944 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
21946 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
21947 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
21949 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21952 * c.opt (Wlogical-op): Disabled by default.
21953 * c-opt (c_common_post_options): Do not enable Wlogical-op with
21955 * doc/invoke.texi (Wlogical-op): Likewise.
21957 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
21959 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
21961 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
21962 Propagate the type of the first operand.
21963 <ASSERT_EXPR>: Simplify.
21964 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
21965 Rewrite using the RHS code as discriminant.
21966 <NOP_EXPR>: Turn into CASE_CONVERT.
21967 <PLUS_EXPR>: Propagate the type of the first operand.
21969 2009-05-19 Steve Ellcey <sje@cup.hp.com>
21971 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
21972 (ia64_dconst_0_375): New.
21973 * config/ia64/ia64.c (ia64_override_options): Remove
21974 -minline-sqrt-min-latency warning.
21975 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
21976 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21977 * config/ia64/ia64.md (*sqrt_approx): Remove.
21978 (sqrtsf2): Remove #if 0.
21979 (sqrtsf2_internal_thr): Rewrite and move to div.md.
21980 (sqrtdf): Remove assert.
21981 (sqrtdf2_internal_thr): Rewrite and move to div.md.
21982 (sqrtxf2): Remove #if 0.
21983 (sqrtxf2_internal_thr): Rewrite and move to div.md.
21984 * div.md (sqrt_approx_rf): New.
21985 (sqrtsf2_internal_thr): New implementation.
21986 (sqrtsf2_internal_lat): New.
21987 (sqrtdf2_internal_thr: New implementation.
21988 (sqrtxf2_internal): New implementation.
21990 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
21991 Hans-Peter Nilsson <hp@axis.com>
21993 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
21994 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
21995 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
21996 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
21997 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
21998 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
21999 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
22000 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
22001 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
22002 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
22003 * c-common.c: ...from here.
22005 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22007 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
22009 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22011 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
22013 2009-05-19 Ben Elliston <bje@au.ibm.com>
22015 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
22016 assignments with memcpy calls.
22017 (add_fdes): Likewise.
22018 (binary_search_unencoded_fdes): Likewise.
22019 (linear_search_fdes): Eliminate type puns.
22021 2009-05-19 Richard Guenther <rguenther@suse.de>
22023 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
22024 not falsely claim to have propagated into all uses.
22026 2009-05-19 Ben Elliston <bje@au.ibm.com>
22028 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
22031 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
22033 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
22034 * config/sh/sh.c (sh_legitimate_address_p): Make static.
22035 (TARGET_LEGITIMATE_ADDRESS_P): New.
22036 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22037 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22039 2009-05-18 Dodji Seketeli <dodji@redhat.com>
22042 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
22043 child of the containing namespace's DIE.
22045 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
22047 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
22048 *zero_extendhi_truncqi): Move after the zero_extend patterns.
22049 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
22052 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
22055 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
22056 gen_align with gen_pad.
22057 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
22058 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
22060 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
22061 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
22063 * config/i386/i386.md (align): Renamed to ...
22064 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
22065 ASM_OUTPUT_MAX_SKIP_PAD.
22067 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
22069 * config.gcc: Fix variable syntax.
22072 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
22073 before calling exact_log2.
22074 (output_iorsi3): Likewise.
22075 (output_xorsi3): Likewise.
22077 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
22079 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
22080 for the none zero constant operand except for EQ and NE
22081 comprisons even when the first operand is R0.
22083 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
22085 * config/s390/2064.md: Remove trailing whitespaces.
22086 * config/s390/2084.md: Likewise.
22087 * config/s390/constraints.md: Likewise.
22088 * config/s390/fixdfdi.h: Likewise.
22089 * config/s390/libgcc-glibc.ver: Likewise.
22090 * config/s390/s390-modes.def: Likewise.
22091 * config/s390/s390-protos.h: Likewise.
22092 * config/s390/s390.c: Likewise.
22093 * config/s390/s390.h: Likewise.
22094 * config/s390/s390.md: Likewise.
22095 * config/s390/tpf-unwind.h: Likewise.
22097 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
22099 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
22101 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
22104 * configure.ac (m68k-*-*): Check if binutils support TLS.
22105 * configure: Regenerate.
22106 * config/m68k/predicates.md (symbolic_operand): Extend comment.
22107 * config/m68k/constraints.md (Cu): New constraint.
22108 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
22109 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
22110 (movsi): Handle TLS symbols.
22111 (addsi3_5200): Handle XTLS symbols, indent.
22112 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
22113 (m68k_tls_reference_p): Declare.
22114 (m68k_legitimize_address): Declare.
22115 (m68k_unwrap_symbol): Declare.
22116 * config/m68k/m68k.opt (mxtls): New option.
22117 * config/m68k/m68k.c (ggc.h): Include.
22118 (m68k_output_dwarf_dtprel): Implement hook.
22119 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
22120 (m68k_expand_prologue): Load GOT pointer when function needs it.
22121 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
22122 (m68k_legitimate_constant_address_p): Same.
22123 (m68k_decompose_address): Handle TLS references.
22124 (m68k_get_gp): New static function.
22125 (enum m68k_reloc): New contants.
22126 (TLS_RELOC_P): New macro.
22127 (m68k_wrap_symbol): New static function.
22128 (m68k_unwrap_symbol): New function.
22129 (m68k_final_prescan_insn_1): New static function.
22130 (m68k_final_prescan_insn): New function.
22131 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
22133 (legitimize_pic_address): Handle TLS references..
22134 (m68k_tls_get_addr, m68k_get_tls_get_addr)
22135 (m68k_libcall_value_in_a0_p)
22136 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
22137 (m68k_call_m68k_read_tp): Helper variables and functions for ...
22138 (m68k_legitimize_tls_address): Handle TLS references.
22139 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
22141 (m68k_legitimize_address): Handle TLS symbols.
22142 (m68k_get_reloc_decoration): New static function.
22143 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
22145 (m68k_output_dwarf_dtprel): Implement hook.
22146 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
22147 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
22148 m68k_call_* routines.
22149 (sched_attr_op_type): Handle TLS symbols.
22150 (gt-m68k.h): Include.
22151 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
22152 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
22154 2009-05-18 Martin Jambor <mjambor@suse.cz>
22156 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
22157 (visit_store_addr_for_mod_analysis): New function.
22158 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
22159 (determine_cst_member_ptr): Use gimple_assign_single_p.
22160 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
22161 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
22162 operands. Don't check number of operands of a NOP_EXPR.
22164 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
22166 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
22168 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
22171 * c-common.c (warn_logical_operator): Don't warn if one of
22172 expression isn't always true or false.
22174 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
22176 * config/i386/biarch32.h: New file.
22177 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
22179 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
22181 * config/mips/mips.md (*zero_extend<mode>_trunchi,
22182 *zero_extend<mode>_truncqi): Merge these into ...
22183 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
22184 Name the pattern following this as *zero_extendhi_truncqi.
22186 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
22188 PR middle-end/39301
22189 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
22190 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
22191 (output_info): Make field HOST_WIDEST_INT.
22192 (print_statistics): Use HOST_WIDEST_INT_PRINT.
22193 (dump_bitmat_statistics): Same.
22195 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
22197 * config.gcc (use_gcc_stdint): Set to wrap.
22198 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22199 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22200 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22201 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22202 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22203 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22204 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22205 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22207 2009-05-16 Joseph Myers <joseph@codesourcery.com>
22209 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
22211 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
22212 Move definitions earlier.
22213 (OPT_ARCH64, OPT_ARCH32): Define.
22214 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
22217 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
22220 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
22223 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
22225 * arm.md (movdi2): Copy non-reg values to DImode registers.
22227 2009-05-16 Jakub Jelinek <jakub@redhat.com>
22230 * final.c (label_to_max_skip): New function.
22231 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
22232 CODE_LABEL_NUMBER <= max_labelno.
22233 * output.h (label_to_max_skip): New prototype.
22234 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
22235 (ix86_avoid_jump_mispredicts): ... this. Don't define if
22236 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
22237 Handle CODE_LABELs with >= 16 byte alignment or with
22238 max_skip == (1 << align) - 1.
22239 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
22240 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
22243 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
22244 .p2align 3 if MAX_SKIP is smaller than 7.
22245 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
22247 2009-05-15 Ian Lance Taylor <iant@google.com>
22249 * alias.c (struct alias_set_entry_d): Rename from struct
22250 alias_set_entry. Change all uses.
22251 * except.c (struct call_site_record_d): Rename from struct
22252 call_site_record. Change all uses.
22253 * except.h (struct eh_region_d): Rename from struct eh_region.
22255 * gcse.c (struct hash_table_d): Rename from struct hash_table.
22257 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
22258 ivtype_map_elt. Change all uses.
22259 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
22261 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
22262 * graphite.h (struct name_tree_d): Rename from struct name_tree.
22264 (struct sese_d): Rename from struct sese. Change all uses.
22265 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
22266 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
22267 * optabs.h (struct optab_d): Rename from struct optab. Change all
22269 (struct convert_optab_d): Rename from struct convert_optab.
22271 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
22272 ipa_opt_pass. Change all uses.
22273 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
22276 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
22277 defined as a typedef.
22278 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
22281 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
22284 * fold-const.c (make_range,build_range_check,merge_ranges): Move
22286 (merge_ranges): Returns bool.
22287 * tree.h (make_range): .. to here.
22288 (build_range_check): Likewise.
22289 (merge_ranges): Likewise. Renamed from merge_ranges.
22290 * c-typeck.c (parser_build_binary_op): Update calls to
22291 warn_logical_operator.
22292 * c-common.c (warn_logical_operator): Add new warning.
22293 * c-common.h (warn_logical_operator): Update declaration.
22295 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
22297 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
22299 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22301 * doc/install.texi: Document MPC requirements, flags etc.
22303 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
22304 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
22305 Evaluate constant arguments.
22306 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
22307 (fold_builtin_1): Likewise, also evaluate constant arguments.
22308 Remove superfluous break.
22309 (do_mpc_ckconv): New.
22310 * real.h: Include mpc.h.
22311 * toplev.c (print_version): Output MPC version info if available.
22313 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22315 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
22317 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
22319 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
22322 2009-05-15 Jan Hubicka <jh@suse.cz>
22324 * doc/invoke.texi (max-early-inliner-iterations): New flag.
22325 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
22326 (try_inline): Fix return value.
22327 (cgraph_decide_inlining_incrementally): Honor new value.
22328 (cgraph_early_inlining): Handle indirect inlining.
22329 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
22331 2009-05-15 Jan Hubicka <jh@suse.cz>
22333 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
22334 * cgraphunit.c (cgraph_finalize_function): Set it.
22335 (cgraph_expand_function): Use it.
22337 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22339 * real.c (encode_ieee_half): Define.
22340 (decode_ieee_half): Define.
22341 (ieee_half_format): Define.
22342 (arm_half_format): Define.
22343 * real.h (ieee_half_format): Declare.
22344 (arm_half_format): Declare.
22346 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22348 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
22349 swapped, and reversed optabs exist before trying to use them.
22351 2009-05-15 Paul Brook <paul@codesourcery.com>
22352 Sandra Loosemore <sandra@codesourcery.com>
22354 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
22355 loads. Allow PRE_DEC.
22356 (output_move_neon): Handle PRE_DEC.
22357 (arm_print_operand): Add 'A' for neon structure loads.
22358 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
22359 * config/arm/neon.md (neon_mov): Update comment.
22360 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
22362 (Um): New constraint.
22364 2009-05-15 Jan Hubicka <jh@suse.cz>
22366 Revert the following patch until testsuite fallout is fixed:
22367 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22368 * cgraph.h (struct inline_summary): New filed self_wize,
22369 size_inlining_benefit, self_time and time_inlining_benefit.
22370 (struct cgraph_global_info): Replace insns by time ans size fields.
22371 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22372 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22373 (ipcp_update_callgraph): Do not touch function bodies.
22374 * ipa-inline.c: Include except.h
22375 (MAX_TIME): New constant.
22376 (overall_insns): Remove
22377 (overall_size, max_benefit): New static variables.
22378 (cgraph_estimate_time_after_inlining): New function.
22379 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22380 (cgraph_clone_inlined_nodes): Update size.
22381 (cgraph_mark_inline_edge): Update size.
22382 (cgraph_estimate_growth): Use size info.
22383 (cgraph_check_inline_limits): Check size.
22384 (cgraph_default_inline_p): Likewise.
22385 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22386 (cgraph_decide_recursive_inlining): Check size.
22387 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22389 (cgraph_decide_inlining): Likewise.
22390 (cgraph_decide_inlining_incrementally): Likewise; honor
22391 PARAM_EARLY_INLINING_INSNS.
22392 (likely_eliminated_by_inlining_p): New predicate.
22393 (estimate_function_body_sizes): New function.
22394 (compute_inline_parameters): Use it.
22395 * except.c (must_not_throw_labels): New function.
22396 * except.h (must_not_throw_labels): Declare.
22397 * tree-inline.c (init_inline_once): Kill inlining_weigths
22398 * tree-ssa-structalias.c: Avoid uninitialized warning.
22399 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22400 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22401 (PARAM_INLINE_CALL_COST): Remove.
22402 (PARAM_EARLY_INLINING_INSNS): New.
22404 2009-05-15 Richard Guenther <rguenther@suse.de>
22406 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22407 not TODO_update_ssa.
22409 2009-05-15 Richard Guenther <rguenther@suse.de>
22411 PR tree-optimization/39999
22412 * gimple.h (gimple_expr_type): Use the expression type looking
22413 through useless conversions.
22414 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22415 (vn_nary_op_insert_stmt): Likewise.
22416 (simplify_binary_expression): Likewise.
22418 2009-05-15 Richard Guenther <rguenther@suse.de>
22420 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22421 New options, enabled by default.
22422 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22424 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22425 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22426 * tree-ssa-structalias.c (gate_tree_pta): New function.
22427 (pass_build_alias): Use it.
22429 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22432 recurse on an invariant address if a conversion from a pointer
22433 type to a wider integer type is involved.
22435 2009-05-15 Jan Hubicka <jh@suse.cz>
22437 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22438 * cgraph.h (struct inline_summary): New filed self_wize,
22439 size_inlining_benefit, self_time and time_inlining_benefit.
22440 (struct cgraph_global_info): Replace insns by time ans size fields.
22441 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22442 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22443 (ipcp_update_callgraph): Do not touch function bodies.
22444 * ipa-inline.c: Include except.h
22445 (MAX_TIME): New constant.
22446 (overall_insns): Remove
22447 (overall_size, max_benefit): New static variables.
22448 (cgraph_estimate_time_after_inlining): New function.
22449 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22450 (cgraph_clone_inlined_nodes): Update size.
22451 (cgraph_mark_inline_edge): Update size.
22452 (cgraph_estimate_growth): Use size info.
22453 (cgraph_check_inline_limits): Check size.
22454 (cgraph_default_inline_p): Likewise.
22455 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22456 (cgraph_decide_recursive_inlining): Check size.
22457 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22459 (cgraph_decide_inlining): Likewise.
22460 (cgraph_decide_inlining_incrementally): Likewise; honor
22461 PARAM_EARLY_INLINING_INSNS.
22462 (likely_eliminated_by_inlining_p): New predicate.
22463 (estimate_function_body_sizes): New function.
22464 (compute_inline_parameters): Use it.
22465 * except.c (must_not_throw_labels): New function.
22466 * except.h (must_not_throw_labels): Declare.
22467 * tree-inline.c (init_inline_once): Kill inlining_weigths
22468 * tree-ssa-structalias.c: Avoid uninitialized warning.
22469 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22470 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22471 (PARAM_INLINE_CALL_COST): Remove.
22472 (PARAM_EARLY_INLINING_INSNS): New.
22473 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22474 (inline-call-cost): Remove.
22475 (early-inlining-insns): New.
22477 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22479 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22481 (print_int_cst_bounds_in_octal_p): Likewise.
22482 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22484 * dwarf2out.c (base_type_die): Likewise.
22485 (is_subrange_type): Delete.
22486 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22487 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22488 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22489 if the destination type is boolean.
22490 (build_range_check): Do not special-case subtypes.
22491 (fold_sign_changed_comparison): Likewise.
22492 (fold_unary): Likewise.
22493 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22494 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22495 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22496 * tree.c (subrange_type_for_debug_p): New predicate based on the
22497 former is_subrange_type.
22498 * tree.h (subrange_type_for_debug_p): Declare.
22499 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22500 (convert_affine_scev): Remove call to above function.
22501 (chrec_convert_aggressive): Likewise.
22502 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22503 false for conversions involving subtypes.
22504 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22505 (vrp_val_min): Likewise.
22506 (needs_overflow_infinity): Likewise.
22507 (extract_range_from_unary_expr): Likewise.
22509 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22511 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22512 * config/frv/frv.c: Likewise.
22513 * config/s390/s390.c: Likewise.
22514 * config/sparc/sparc.h: Likewise.
22515 * config/i386/i386.h: Likewise.
22516 * config/i386/i386.c: Likewise.
22517 * config/crx/crx.c: Likewise.
22518 * config/m68hc11/m68hc11.h: Likewise.
22519 * config/iq2000/iq2000.c: Likewise.
22520 * config/mn10300/mn10300.h: Likewise.
22521 * config/mn10300/mn10300.c: Likewise.
22522 * config/m68k/m68k.c: Likewise.
22523 * config/rs6000/rs6000.c: Likewise.
22524 * config/rs6000/xcoff.h: Likewise.
22525 * config/rs6000/linux64.h: Likewise.
22526 * config/rs6000/sysv4.h: Likewise.
22527 * config/score/score3.c: Likewise.
22528 * config/score/score7.c: Likewise.
22529 * config/score/score.c: Likewise.
22530 * config/arm/arm.md: Likewise.
22531 * config/mips/mips.c: Likewise.
22532 * config/mips/mips.md: Likewise.
22533 * config/bfin/bfin.h: Likewise.
22534 * config/pa/pa.c: Likewise.
22535 * config/pa/constraints.md: Likewise.
22537 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22538 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22539 * config/pdp11/pdp11.h: Use memory_address_p instead.
22541 2009-05-14 Ian Lance Taylor <iant@google.com>
22543 * passes.c (finish_optimization_passes): Change i to int.
22544 * plugin.c (plugins_active_p): Change event to int.
22545 (dump_active_plugins): Likewise.
22546 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22548 * tree.c (tree_range_check_failed): Change c to unsigned int.
22549 (omp_clause_range_check_failed): Likewise.
22550 (build_common_builtin_nodes): Change mode to int. Add cast.
22551 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22552 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22554 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22555 ++ or -- with a variable of enum type.
22557 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22560 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22562 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22564 * store-motion.c: Do not include params.h
22565 * Makefile.in: Fix dependencies for various files.
22567 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22569 * auto-inc-dec.c: Fix pass description, remove apparent
22570 accidental duplication.
22572 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22574 PR middle-end/40147
22575 * ipa-utils.h (memory_identifier_string): Moved to ...
22576 * tree.h (memory_identifier_string): Here. Add GTY(()).
22578 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22580 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22581 in the former documentation of...
22582 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22583 * ira-conflicts.c (get_dup_num): Use address_operand.
22584 * targhooks.c (default_legitimate_address_p): New.
22585 * targhooks.h (default_legitimate_address_p): New.
22586 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22588 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22589 * target.h (struct target): Add legitimate_address_p.
22590 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22591 (TARGET_INITIALIZER): Include it.
22593 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22594 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22595 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22596 (TARGET_LEGITIMATE_ADDRESS_P): New.
22598 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22599 (REG_OK_STRICT_P): Delete.
22600 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22601 (frv_legitimate_address_p_1): ... this.
22602 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22603 (frv_legitimate_address_p_1): ... the renamed old
22604 frv_legitimate_address_p.
22605 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22606 (TARGET_LEGITIMATE_ADDRESS_P): New.
22608 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22609 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22610 * config/s390/s390.c (legitimate_address_p): Rename to...
22611 (s390_legitimate_address_p): ... this, make static.
22612 (legitimize_address): Adjust call.
22613 (TARGET_LEGITIMATE_ADDRESS_P): New.
22614 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22616 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22617 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22618 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22619 (TARGET_LEGITIMATE_ADDRESS_P): New.
22621 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22622 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22623 * config/spu/spu.c (spu_legitimate_address): Rename to...
22624 (spu_legitimate_address_p): ... this, make static.
22625 (TARGET_LEGITIMATE_ADDRESS_P): New.
22627 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22628 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22629 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22630 (sparc_legitimate_address_p): ... this, make static and return bool.
22631 (legitimize_address): Adjust call.
22632 (TARGET_LEGITIMATE_ADDRESS_P): New.
22634 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22635 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22636 * config/i386/i386.c (legitimate_address_p): Rename to...
22637 (ix86_legitimate_address_p): ... this, make static.
22638 (constant_address_p): Move after it, adjust call.
22639 (TARGET_LEGITIMATE_ADDRESS_P): New.
22641 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22642 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22643 * config/avr/avr.c (legitimate_address_p): Rename to...
22644 (avr_legitimate_address_p): ... this, make static.
22645 (legitimize_address): Adjust call.
22646 (TARGET_LEGITIMATE_ADDRESS_P): New.
22648 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22649 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22650 * config/crx/crx.c (crx_legitimate_address_p): Make static.
22651 (TARGET_LEGITIMATE_ADDRESS_P): New.
22653 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22654 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
22655 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
22656 (TARGET_LEGITIMATE_ADDRESS_P): New.
22658 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22659 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
22661 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
22663 (TARGET_LEGITIMATE_ADDRESS_P): New.
22665 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22666 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
22668 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
22670 (m68hc11_legitimate_address_p): ... this, make static.
22671 (go_if_legitimate_address_internal): Rename to...
22672 (m68hc11_legitimate_address_p_1): ... this.
22673 (legitimize_address): Adjust call.
22674 (TARGET_LEGITIMATE_ADDRESS_P): New.
22676 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22677 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
22678 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
22679 (TARGET_LEGITIMATE_ADDRESS_P): New.
22681 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22682 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
22683 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
22684 (mn10300_legitimate_address_p): ... this, make static.
22685 (TARGET_LEGITIMATE_ADDRESS_P): New.
22687 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22688 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
22689 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
22690 (TARGET_LEGITIMATE_ADDRESS_P): New.
22692 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22693 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
22694 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
22695 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22696 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
22697 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
22698 (rs6000_legitimate_address_p): ... this, make static.
22699 (TARGET_LEGITIMATE_ADDRESS_P): New.
22700 (REG_MODE_OK_FOR_BASE_P): Delete.
22701 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
22703 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22704 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
22706 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
22707 static, adjust types.
22708 (TARGET_LEGITIMATE_ADDRESS_P): New.
22710 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22711 * config/score/score.c (score_address_p): Rename to...
22712 (score_legitimate_address_p): ... this.
22713 (TARGET_LEGITIMATE_ADDRESS_P): New.
22714 * config/score/score3.c (score3_address_p): Rename to...
22715 (score3_legitimate_address_p): ... this.
22716 * config/score/score7.c (score7_address_p): Rename to...
22717 (score7_legitimate_address_p): ... this.
22719 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
22720 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
22721 GO_IF_LEGITIMATE_ADDRESS): Delete.
22722 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
22723 thumb2_legitimate_address_p): Delete.
22724 (arm_legitimate_address_p): Rename to...
22725 (arm_legitimate_address_outer_p): ... this.
22726 * config/arm/constraints.md ("Uq"): Adjust call.
22727 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
22728 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
22730 (arm_legitimate_address_outer_p): ... this.
22731 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
22733 (TARGET_LEGITIMATE_ADDRESS_P): New.
22735 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22736 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
22737 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
22738 (TARGET_LEGITIMATE_ADDRESS_P): New.
22740 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22741 * config/vax/vax-protos.h (legitimate_address_p): Remove.
22742 * config/vax/vax.c (legitimate_address_p): Rename to...
22743 (vax_legitimate_address_p): ... this, make static.
22744 (TARGET_LEGITIMATE_ADDRESS_P): New.
22746 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22747 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
22748 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
22749 (TARGET_LEGITIMATE_ADDRESS_P): New.
22751 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22752 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
22753 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
22754 (mmix_legitimate_address_p): ... this, make static.
22755 (TARGET_LEGITIMATE_ADDRESS_P): New.
22757 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22758 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
22759 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
22760 (TARGET_LEGITIMATE_ADDRESS_P): New.
22762 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22764 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
22765 of MODE_COMPLEX_INT.
22767 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
22769 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
22770 LCT_NORMAL in function call.
22771 * mips-tdump.c (print_file_desc): Add cast to enum type.
22772 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
22773 (mark_stabs): Add casts to enum types.
22774 (parse_stabs_common): Add casts to enum types.
22776 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22778 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
22779 Check for invalid values of LETTER.
22781 2009-05-13 Taras Glek <tglek@mozilla.com>
22783 * attribs.c (register_attribute): moved out attribute registration
22784 into register_attribute.
22785 * doc/plugins.texi: Documented register_attribute and
22787 * gcc-plugin.h: Added forward decl for register_attribute.
22788 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
22789 * plugin.c (register_callback, invoke_plugin_callbacks): Added
22790 PLUGIN_ATTRIBUTES boilerplate.
22792 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
22794 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
22795 values even in sentinel and empty entries.
22796 (ms_printf_flag_specs): Likewise.
22797 (ms_scanf_flag_specs): Likewise.
22798 (ms_strftime_flag_specs): Likewise.
22799 (ms_print_char_table): Likewise.
22800 (ms_scan_char_table): Likewise.
22801 (ms_time_char_table): Likewise.
22803 2009-05-13 Doug Kwan <dougkwan@google.com>
22805 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
22807 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
22809 * config/mips/mips.md (store): Add attributes for QI and HI.
22811 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
22812 (truncdi<mode>2): ... this new pattern.
22814 2009-05-13 Brad Hards <bradh@kde.org>
22816 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
22818 2009-05-14 Jakub Jelinek <jakub@redhat.com>
22819 Ben Elliston <bje@au.ibm.com>
22821 PR middle-end/40035
22822 * dse.c (check_mem_read_rtx): Guard against width == -1.
22824 2009-05-13 Michael Matz <matz@suse.de>
22826 PR middle-end/39976
22827 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
22828 (trivially_conflicts_p): New function.
22829 (insert_backedge_copies): Use it.
22831 2009-05-13 Janis Johnson <janis187@us.ibm.com>
22833 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
22834 (handle_stdc_pragma): Use new enum constant names.
22835 (handle_pragma_float_const_decimal64): Ditto.
22837 2009-05-13 Ian Lance Taylor <iant@google.com>
22839 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
22842 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
22844 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
22845 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
22847 * config/m68k/m68k.h (FL_UCLINUX): Define.
22849 2009-05-13 Jan Hubicka <jh@suse.cz>
22851 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
22853 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22855 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
22856 unless -fschedule-insns is specified.
22858 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22861 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
22862 TARGET_EXPAND_CBRANCHDI4.
22863 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
22864 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
22865 (cmpeqdi): Fix comment.
22867 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
22869 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
22870 (sh_legitimate_address_p): Likewise.
22871 * config/sh/sh.c (sh_legitimate_index_p): New.
22872 (sh_legitimate_address_p): Likewise.
22873 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
22874 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
22875 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
22876 (MAYBE_BASE_REGISTER_RTX_P): New macro.
22877 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
22878 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
22879 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
22880 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
22881 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
22883 2009-05-12 Jan Hubicka <jh@suse.cz>
22885 * tree-inline.c (estimate_operator_cost): Add operands;
22886 when division happens by constant, it is cheap.
22887 (estimate_num_insns): Loads and stores are not having cost of 0;
22888 EH magic stuff is cheap; when computing runtime cost of switch,
22889 use log2 base of amount of its cases; builtin_expect has cost of 0;
22890 compute cost for moving return value of call.
22891 (init_inline_once): Initialize time_based flags.
22892 * tree-inline.h (eni_weights_d): Add time_based flag.
22894 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22896 * df-core.c: Update head documentation.
22898 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
22901 * rs6000.c (rs6000_generate_compare): Use op1b instead of
22902 shadowing exisiting variable op1.
22904 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
22907 * config/i386/driver-i386.c (processor_signatures): New enum.
22908 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
22909 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
22910 processor signature to detect geode processor.
22912 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22916 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22918 * optabs.c (prepare_cmp_insn): Temporarily disable test that
22919 causes spurious differences between trunk and cond-optab branch.
22921 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
22923 * dojump.c (compare_from_rtx): Delete.
22924 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
22925 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
22926 if the comparison does not satisfy the predicate; test predicates for
22927 operands 2 and 3 of a cstore pattern. Don't try cstore optab
22928 further if one existing pattern fails.
22929 * expr.h (compare_from_rtx): Delete.
22930 (prepare_operand): Declare it.
22931 * optabs.c: Change "lib call" to "libcall" throughout.
22932 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
22933 HAVE_conditional_trap, emit_cmp_insn): Delete.
22934 (can_compare_p): Delete cmp_optab case.
22935 (prepare_float_lib_cmp): Return an rtx and a machine mode.
22936 Accept other parameters by value.
22937 (prepare_operand): Make non-static.
22938 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
22939 other parameters by value. Try to widen operands here based on
22940 an optab_methods argument and looking at cbranch_optab.
22941 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
22942 loop. Use cbranch_optab directly.
22943 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
22944 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
22946 (emit_conditional_move, emit_conditional_add): Inline what's needed
22947 of compare_from_rtx, using new prepare_cmp_insn for the rest.
22948 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
22949 with COMPARE. Move cmov_optab and cstore_optab above
22950 with cbranch_optab, move cmp_optab down with ucmp_optab,
22951 remove tst_otpab. Do not initialize trap_rtx.
22952 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
22953 for trap code. Do not check HAVE_conditional_trap. Use
22954 prepare_cmp_insn. Accept no predicate for operand 3.
22955 * optabs.h (OTI_cmp): Mark as used only for libcalls.
22956 (OTI_ctrap, ctrap_optab): New.
22957 (tst_optab): Delete.
22958 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
22959 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
22960 with lookup of ctrap_optab.
22961 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
22963 (ctrap_optab): New.
22965 * combine.c (combine_simplify_rtx, simplify_set): Do not
22966 special case comparing against zero for cc0 machines.
22967 * simplify-rtx.c (simplify_binary_operation_1): Never remove
22968 COMPARE on cc0 machines.
22969 (simplify_relational_operation): Return a new expression when
22970 a COMPARE could be removed.
22971 * final.c (final_scan_insn): Compare cc_status values
22972 against LHS of a (compare FOO (const_int 0)) cc0 source.
22973 Also check if cc_status.value is the full compare.
22975 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
22976 (cstoreMM4): Document.
22977 (conditional_trap): Document ctrapMM4 instead.
22978 (sync_compare_and_swapMM): Refer to cbranchcc4.
22979 (Dependent Patterns): Eliminate obsolete information referring to
22980 the old jump optimization phase.
22981 (Canonicalization): Include cbranchcc4 case, omit canonicalization
22982 of compares with 0 on cc0 machines.
22983 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
22984 avoiding references to cc0. Remove text about storing operands
22986 * doc/tm.texi (Condition Codes): Include blurb on different
22987 condition code representations, separate into subsections for
22988 CC0, MODE_CC and conditional execution.
22990 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
22991 alpha_emit_setcc): Accept operands and a machine mode.
22992 * config/alpha/alpha.c (alpha_emit_conditional_branch):
22993 Get code/op0/op1 from operands, use machine mode argument
22994 instead of alpha_compare.fp_p. Emit the branch here.
22995 (alpha_emit_setcc): Likewise, and return boolean.
22996 (alpha_emit_conditional_move): Likewise. Assert that
22997 cmp_op_mode == cmp_mode, and simplify accordingly.
22998 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
22999 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
23000 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
23002 (stack probe test): Use cbranchdi4.
23003 * config/alpha/predicates.md (alpha_cbranch_operator): New.
23005 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
23006 * config/arc/arc.h (movsicc, movsfcc): Use it.
23007 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
23008 (cbranchsi4, cstoresi4): New.
23009 (cmpsi, bCC and sCC expanders): Remove.
23011 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
23012 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
23013 * config/arm/predicates.md (arm_comparison_operator): Only include
23014 floating-point operators if there is a hardware floating-point unit.
23015 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
23016 deferring to cbranch_cc and cstore_cc respectively.
23017 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
23018 cbranch_cc, cstore_cc): New.
23019 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
23021 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
23023 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
23024 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
23026 (adjust_insn_length): Adjust calls.
23027 (avr_reorg): Handle (compare (foo) (const_int 0)).
23028 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
23029 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
23030 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
23031 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
23033 (cbranchqi4, cbranchhi4, cbranchsi4): New.
23034 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
23036 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
23037 (cbranchsi4, cstorebi4, cstoresi4): New.
23038 (movbisi): This insn is duplicate, split it to zero_extend.
23039 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
23040 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
23041 (bfin_optimize_loop): Use cbranch expander.
23042 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
23043 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
23044 (bfin_bimode_comparison_operator): ... this.
23045 (bfin_direct_comparison_operator): New.
23047 * config/cris/cris.c (cris_normal_notice_update_cc): Look
23048 inside (compare FOO (const_int 0)).
23049 (cris_rtx_costs): Handle ZERO_EXTRACT.
23050 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
23051 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
23052 (*tstdi_v32): Delete.
23053 (*cmpdi_non_v32): Add M alternative for operand 1.
23054 (cmpsi, cmp<mode>): Make private.
23055 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
23057 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
23059 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
23060 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
23061 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
23062 (cc_reg_operand): New.
23063 (any_cond): Delete.
23064 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
23065 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
23066 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
23067 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
23068 crx_expand_scond): Delete.
23070 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
23072 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
23073 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
23075 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
23076 cstoresi4, cstoresf4, cstoredf4): New.
23077 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
23078 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23079 Receive the entire operands array.
23080 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
23081 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
23082 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23083 Get test/op0/op1 from the operands array.
23084 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
23086 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
23087 (h8300_expand_store): New.
23088 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
23090 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
23091 (h8300_expand_store): New.
23092 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
23093 or do not try to produce (set (cc0) REG).
23094 (peepholes): Wrap arguments with COMPARE. Add a peephole to
23095 change a compare into a move to a scratch register. Disable some
23096 peepholes when comparing with zero.
23097 (tstsi, tsthi, tstsi, cmpqi): Make private.
23099 (bCC, sCC): Delete.
23100 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
23103 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
23104 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
23105 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
23106 (ix86_emit_i387_log1p): Use cbranchxf2.
23107 (ix86_expand_setcc): Return void.
23108 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
23109 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
23110 cmp<MODEF>, cmpcc): Remove.
23111 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
23112 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
23113 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
23114 (sCC and bCC expanders): Remove.
23115 (stack_protect_test): Use cbranchcc4.
23117 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
23119 (ia64_expand_compare): Accept three rtx by reference and return void.
23120 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
23121 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
23122 from *expr. Update *expr with the BImode comparison to do.
23123 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
23124 cmptf, bCC, sCC, conditional_trap): Delete.
23125 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
23126 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
23127 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
23128 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
23129 * config/ia64/predicates.md (ia64_cbranch_operator): New.
23131 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
23132 type of last argument.
23133 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
23134 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
23135 use machine mode argument instead of branch_type. Remove dead
23136 code for floating-point comparisons.
23137 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
23138 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
23140 (cbranchsi4, cstoresi4): New.
23141 * config/iq2000/predicates.md (reg_or_const_operand): New.
23143 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
23144 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
23145 (b<code>_op): Rewrite to...
23146 (bcc_op): ... this, using match_operator.
23147 (s<code>_op): Rewrite to...
23148 (scc_op): ... this, using match_operator.
23149 (s<code>_24_op): Rewrite to...
23150 (scc_op_24): ... this, using match_operator.
23151 (s<code>_<mode>): Rewrite to...
23152 (cstore<mode>4): ... this, using match_operator.
23153 (s<code>_<mode>_24): Rewrite to...
23154 (cstore<mode>4_24): ... this, using match_operator.
23155 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
23156 m32c_unpend_compare, m32c_expand_scc): Delete.
23157 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
23158 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
23159 (m32c_expand_movcc): Change NE to EQ if necessary.
23160 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
23162 * config/m32r/m32r-protos.h (gen_cond_store): New.
23163 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
23164 (gen_cond_store): New, from sCC patterns.
23165 (m32r_expand_block_move): Use cbranchsi4.
23166 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
23167 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
23168 (cbranchsi4, cstoresi4): New.
23170 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
23172 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
23173 (m68hc11_notice_update_cc): Look into a compare with 0.
23174 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
23176 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
23177 cmphi, cmpqi, bCC): Delete.
23178 (cbranchsi4, cbranchhi4, cbranchqi4): New.
23179 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
23180 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
23183 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
23184 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
23185 * config/m68k/constraints.md (H): New.
23186 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
23187 the define_insn below.
23188 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
23189 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
23190 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
23191 patterns): Wrap RHS with COMPARE.
23192 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
23193 (*cmpdi_internal): Name this pattern.
23194 (cmpdi): Change to define_insn.
23195 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
23196 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
23197 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
23199 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
23200 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
23201 (conditional_trap): Change to...
23202 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
23203 (*conditional_trap): Use the ordered_comparison_operator and
23204 const1_operand predicates.
23205 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
23206 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
23207 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
23208 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
23210 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
23211 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
23212 (mcore_gen_compare): New.
23213 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
23214 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
23215 (mcore_gen_compare): ... this.
23216 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
23217 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
23218 (stack probe pattern): Use cbranchsi4.
23220 * config/mips/predicates.md (mips_cstore_operator): New.
23221 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
23222 * config/mips/mips.md (any_cond): Delete.
23223 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
23225 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
23226 fixuns_truncsfdi2): Use cbranch patterns.
23227 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
23228 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
23229 Adjust call to mips_expand_conditional_branch.
23230 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
23232 * config/mips/mips-protos.h (mips_expand_conditional_branch,
23233 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
23234 * config/mips/mips.c (cmp_operands): Delete.
23235 (mips_emit_compare): Get comparison operands from *op0/*op1.
23236 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
23237 that it succeeds. Use op0/op1 instead of cmp_operands.
23238 (mips_expand_conditional_branch, mips_expand_conditional_move,
23239 mips_expand_conditional_trap): Likewise.
23240 (mips_block_move_loop): Use cbranch patterns.
23241 * config/mips/mips.h (cmp_operands): Delete.
23243 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
23244 (mmix_gen_compare_reg): Just return a register in the right CC mode.
23245 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
23246 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
23247 (*cmpcc_folded): Rename to...
23248 (*cmpdi_folded): this.
23249 (*cmpcc): Rename to...
23251 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
23254 (cbranchdf4): New. Handle invalid comparisons here.
23255 * config/mmix/predicates.md (float_comparison_operator): New.
23257 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
23258 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
23259 * config/mn10300/mn10300.md (tst): Delete.
23260 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
23261 Name these patterns and wrap RHS in a compare.
23262 (*cmpsi): Make this pattern private. Include tst.
23263 (*cmpsf): Make this pattern private.
23264 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
23265 (compare with zero peepholes): Likewise.
23267 (cbranchsi4, cbranchsf4): New.
23268 (casesi): Use cbranchsi4.
23270 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
23271 hppa_branch_type): Delete.
23272 (return_addr_rtx): Use cbranchsi4.
23273 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
23274 Emit CCFPmode comparison here.
23275 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
23276 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
23277 hppa_branch_type): Delete.
23278 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
23279 (movsicc, movdicc): Remove references to hppa_compare_op0,
23280 hppa_compare_op1 and compare_from_rtx.
23281 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
23282 (casesi): Use cbranchsi4.
23284 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
23285 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
23286 * config/pdp11/pdp11.md (register_or_const0_operand): New.
23287 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
23288 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
23290 (cbranchdf4, cbranchhi4, cbranchqi4): New.
23291 (*branch, *branch_inverted): New.
23293 * config/picochip/picochip.md (cbranchhi4): Use
23294 ordered_comparison_operator.
23295 (cmphi, bCC): Remove.
23297 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
23298 (trap_comparison_operator): Delete.
23299 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
23300 rs6000_emit_cbranch): Accept mode and operands.
23301 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
23302 rs6000_compare_fp_p): Delete.
23303 (rs6000_generate_compare): Accept mode and comparison. Extract code
23304 and op0/op1 from there. Replace references to rs6000_compare_op0
23305 and rs6000_compare_op1.
23306 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
23307 extract result from passed operands.
23308 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
23309 extract loc from passed operands.
23310 (rs6000_emit_cmove): Likewise.
23311 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
23312 rs6000_compare_fp_p): Delete.
23313 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
23314 (cbranch<GPR>4, cbranch<FP>4): New.
23315 (cstore<mode>4): New. Consolidate here all choices about when to use
23316 portable or specialized sCC sequences.
23317 (stack_protect_test): Use cbranchsi4.
23318 (conditional_trap): Replace with ctrap<GPR>4.
23319 (conditional trap insn): Replace trap_comparison_operator with
23320 ordered_comparison_operator.
23322 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
23323 (s390_emit_prologue): Use ctrap.
23324 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
23325 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
23326 New predicates replacing...
23327 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
23328 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
23329 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
23330 (add<mode>cc): Do not use s390_compare_op0/op1.
23331 (s<code>): Change to...
23332 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
23333 (seq): Change to...
23334 (cstorecc4): ... this. Handle EQ or NE equally.
23335 (*sne): Un-privatize for use in cstorecc4.
23336 (b<code>): Change to...
23337 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
23338 (conditional_trap): Replace with...
23339 (ctrap<GPR>4, ctrap<FP>4): ... these.
23340 (stack_protect): Use cbranchcc4.
23342 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
23343 * config/score/score-protos.h (score_gen_cmp): Delete.
23344 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
23345 (score_block_move-loop): Use cbranchsi4.
23346 * config/score/score.md (cbranchsi4): New.
23347 (cmpsi, bCC): Delete.
23348 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
23349 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23350 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
23351 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23352 * config/score/score3.h (score3_gen_cmp): Delete.
23353 * config/score/score7.h (score7_gen_cmp): Delete.
23355 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
23356 (sh_emit_scc_to_t): ... this. Return void.
23357 (from_compare): Rename to...
23358 (sh_emit_compare_and_branch): ... this.
23359 (sh_emit_compare_and_set): New.
23360 (sh_expand_t_scc): Accept operands.
23361 * config/sh/predicates.md (sh_float_comparison_operator): New.
23362 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
23363 (prepare_scc_operands): Rename to...
23364 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
23366 (sh_emit_cheap_store_flag): New.
23367 (sh_emit_set_t_insn): New.
23368 (from_compare): Rename to...
23369 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
23370 handling of TARGET_SH2E floating point to avoid recursive call.
23371 Generate branch here.
23372 (sh_emit_compare_and_set): New.
23373 (sh_expand_t_scc): Get op0/op1 from arguments.
23374 (sh_emit_cheap_store_flag): New.
23375 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
23377 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
23378 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
23379 (movsicc, movdicc): Do nothing when it recreated operands from
23380 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
23381 prepare_scc_operands (now sh_emit_scc_to_t).
23382 (udivdi3): Use cstoresi4.
23383 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23384 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23385 (cbranchint4_media, cbranchfp4_media): New.
23386 (casesi): Use cbranchdi4.
23387 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23389 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23390 (movnegt): Remove second operand.
23391 (cbranchsf4, cbranchdf4): New.
23392 (stack_protect): Use cbranchdi4/cbranchsi4.
23394 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23395 (gen_compare_reg): Accept comparison, extract part of it to...
23396 (gen_compare_reg_1): ... this.
23397 (gen_compare_operator): Delete.
23398 (gen_v9_scc): Accept separate destination, comparison code and arms.
23399 Do not use sparc_compare_op0/sparc_compare_op1.
23400 (emit_scc_insn, emit_conditional_branch_insn): New.
23401 (emit_v9_brxx): Make static. Remove useless assertion.
23402 (sparc_emit_float_lib_cmp): Return RTL instead of calling
23404 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23405 * config/sparc/sparc-protos.h (gen_compare_reg,
23406 sparc_emit_float_lib_cmp): Adjust prototype.
23407 (emit_scc_insn, emit_conditional_branch_insn): New.
23408 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23409 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23410 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23411 iterators to the top.
23412 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23413 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23414 snedi_special_trunc): Delete.
23415 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23416 and snedi_special_trunc.
23417 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23418 cbranchdi4, cbranch<F:mode>4): New.
23419 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23420 here. Use gen_compare_reg instead of gen_compare_operator.
23421 (conditional_trap): Replace with...
23422 (ctrapsi4, ctrapdi4): ... this.
23423 (stack_protect_test): Use cbranchcc4.
23425 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23427 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23428 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23429 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23430 from operands[0] or operands[3] depending on is_set.
23431 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23432 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23433 cmpdf, bCC), sCC: Remove.
23434 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23435 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23437 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23438 spu_emit_branch_or_set.
23440 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23442 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23443 xstormy16_compare_op1): Delete.
23444 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23445 xstormy16_compare_op1): Delete.
23446 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23448 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23449 (cmphi, cmpsi, bCC): Remove.
23451 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23452 (*cmpsi): ... this one.
23453 (cbranchsi4, cstoresi4): New.
23454 (bCC expanders): Delete.
23455 (sCC insns): Fold into...
23456 (*setcc): ... this one.
23457 (casesi): Do not use gen_cmpsi and gen_bgtu.
23458 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23459 (movsicc): Simplify.
23460 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23462 * config/vax/vax-protos.h (cond_name): New.
23463 (vax_output_conditional_branch): Remove.
23464 * config/vax/vax.c (cond_name): New.
23465 (vax_output_conditional_branch): Remove.
23466 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23467 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23468 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23469 (bit<VAXint>): Wrap source with (compare).
23470 (b<code> and following unnamed pattern): Rename to *branch and
23471 *branch_reversed. Change macroization to match_operator.
23472 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23474 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23475 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23476 Change last argument to machine_mode.
23477 (xtensa_expand_scc): Add machine_mode argument.
23478 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23479 (gen_conditional_move, xtensa_expand_conditional_branch,
23480 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23481 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23482 Adjust operand numbers.
23483 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23485 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23486 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23487 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23489 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23491 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23492 causes spurious differences between trunk and cond-optab branch.
23494 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23497 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23499 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23501 * tree.c (iterative_hash_pointer): Delete.
23502 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23503 Hash UIDs and versions of SSA names. Don't special-case built-in
23504 function declarations.
23506 2009-05-11 Ian Lance Taylor <iant@google.com>
23509 * graphite.c: Force -Wc++-compat to only be a warning before
23510 #including "cloog/cloog.h".
23512 2009-05-11 Martin Jambor <mjambor@suse.cz>
23514 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23516 2009-05-11 Jan Hubicka <jh@suse.cz>
23518 * tree-ssa-loop-ivcanon.c: Include target.h
23519 (struct loop_size): new structure.
23520 (constant_after_peeling): New predicate.
23521 (tree_estimate_loop_size): New function.
23522 (estimated_unrolled_size): Rewrite for new estimates.
23523 (try_unroll_loop_completely): Use new estimates.
23524 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23526 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23528 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23529 libcpp interface change.
23530 (spu_macro_to_expand): Likewise.
23532 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23534 PR tree-optimization/40026
23535 * gimplify.c (gimplify_init_constructor): Change initial conditional
23536 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23537 optimize_compound_literals_in_ctor.
23539 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23541 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23543 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23545 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23547 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23548 HOST_WIDE_INT for gap.
23550 2009-05-11 Ira Rosen <irar@il.ibm.com>
23552 PR tree-optimization/40074
23553 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23554 account in group size and step comparison.
23556 2009-05-11 Richard Guenther <rguenther@suse.de>
23558 * passes.c (init_optimization_passes): Strip now incorrect comment.
23559 (execute_function_todo): Do not set PROP_alias.
23560 * tree-pass.h (PROP_alias): Remove.
23561 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23562 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23563 * tree-nrv.c (pass_return_slot): Likewise.
23564 * tree-object-size.c (pass_object_sizes): Likewise.
23565 * tree-ssa-dom.c (pass_dominator): Likewise.
23566 (pass_phi_only_cprop): Likewise.
23567 * tree-ssa-dse.c (pass_dse): Likewise.
23568 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23569 (pass_cselim): Likewise.
23570 * tree-ssa-pre.c (pass_pre): Likewise.
23571 (pass_fre): Likewise.
23572 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23573 * tree-ssa-sink.c (pass_sink_code): Likewise.
23574 * tree-stdarg.c (pass_stdarg): Likewise.
23575 * tree-tailcall.c (pass_tail_calls): Likewise.
23576 * tree-vrp.c (pass_vrp): Likewise.
23578 2009-05-10 Ian Lance Taylor <iant@google.com>
23580 * basic-block.h (enum profile_status): Break out of struct
23581 control_flow_graph.
23582 * cgraph.h (struct inline_summary): Break out of struct
23584 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23585 of struct cgraph_order_sort.
23586 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23587 * cse.c (struct branch_path): Break out of struct
23588 cse_basic_block_data.
23589 * except.h (enum eh_region_type): Break out of struct eh_region.
23590 * gcc.c (enum add_del): Break out of struct modify_target.
23591 * genrecog.c (enum decision_type): Break out of struct decision_test.
23592 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23594 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23595 * regmove.c (enum match_use): New enum, broken out of struct match.
23596 * sched-int.h (enum post_call_group): New enum, broken out of
23598 (struct deps_reg): Break out of struct deps.
23599 * target.h (struct asm_int_op): Break out of struct gcc_target.
23600 * tree-eh.c (struct goto_queue_node): Break out of struct
23602 * tree-inline.h (enum copy_body_cge_which): Break out of
23604 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23606 * c-decl.c (in_struct, struct_types): New static variables.
23607 (pushtag): Add loc parameter. Change all callers.
23608 (lookup_tag): Add ploc parameter. Change all callers.
23609 (check_compound_literal_type): New function.
23610 (parser_xref_tag): Add loc parameter. Change all callers. If
23611 -Wc++-compat, warn about struct/union/enum types defined within a
23613 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23614 and loc parameters. Change all callers. Change error calls to
23615 error_at, using loc. For a redefinition, if the location of the
23616 original definition is known, report it. Set in_struct and
23617 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23618 (finish_struct): Add new parameters enclosing_in_struct and
23619 enclosing_struct_types. Change all callers. Set
23620 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23621 in the struct. If in a struct, add this struct to struct_types.
23622 (start_enum): Add loc parameter. Change all callers. Use
23623 error_at for errors, using loc. For a redefinition, if the
23624 location of the original definition is known, report it. If in a
23625 struct, add this enum type to struct_types. If -Wc++-compat warn
23626 if in sizeof, typeof, or alignof.
23627 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23628 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23629 (c_parser_enum_specifier): Get enum location for start_enum.
23630 (c_parser_struct_or_union_specifier): Get struct location for
23631 start_struct. Save in_struct and struct_types status between
23632 start_struct and finish_struct.
23633 (c_parser_cast_expression): Get location of cast.
23634 (c_parser_alignof_expression): Get location of type.
23635 (c_parser_postfix_expression): Likewise.
23636 (c_parser_postfix_expression_after_paren_type): Add type_loc
23637 parameter. Change all callers. Call check_compound_literal_type.
23638 Use type_loc for error about variable size type.
23639 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23640 of an enum constant from an enum type defined in a struct or union.
23641 (c_cast_expr): Add loc parameter. Change all callers. If
23642 -Wc++-compat, warn about defining a type in a cast.
23643 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23644 (start_enum, start_struct, finish_struct): Update declarations.
23645 (parser_xref_tag, c_cast_expr): Update declarations.
23646 (check_compound_literal_type): Declare.
23648 2009-05-11 Ben Elliston <bje@au.ibm.com>
23650 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
23651 for recent libcpp interface change.
23652 (rs6000_macro_to_expand): Likewise.
23654 2009-05-10 Michael Matz <matz@suse.de>
23657 * config/arm/arm.c (require_pic_register): Emit on entry edge,
23658 not at entry of function.
23660 2009-05-10 Richard Guenther <rguenther@suse.de>
23662 PR tree-optimization/40081
23664 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23665 using the main variant of the element type. Do not fiddle with
23666 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23668 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
23669 structs with volatile fields.
23671 2009-05-10 Jan Hubicka <jh@suse.cz>
23673 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
23674 (estimate_move_cost): Assert that it does not get called for
23676 (estimate_num_insns): Skip VOID types in argument handling.
23677 (optimize_inline_calls): Delete unreachable blocks and verify that
23678 callgraph is valid.
23680 2009-05-10 Jan Hubicka <jh@suse.cz>
23682 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
23683 * cgraph.c (cgraph_mark_address_taken_node): New function.
23684 (dump_cgraph_node): Dump new flag.
23685 * cgraph.h (struct cgraph_node): Add address_taken.
23686 (cgraph_mark_address_taken_node): New function.
23687 * ipa.c (cgraph_postorder): Prioritize functions with address taken
23688 since new direct calls can be born.
23690 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23692 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
23693 tok->val.node.node.
23695 2009-05-10 Jan Hubicka <jh@suse.cz>
23697 PR middle-end/40084
23698 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
23700 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
23701 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
23702 * tree-inline.c (copy_bb): Set frequency correctly.
23703 (fold_marked_statements): Update call to
23704 cgraph_update_edges_for_call_stmt.
23706 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23708 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
23709 identifiers in diagnostics.
23710 * config/arm/arm.c (arm_handle_fndecl_attribute,
23711 arm_handle_isr_attribute): Likewise.
23712 * config/avr/avr.c (avr_handle_progmem_attribute,
23713 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
23714 * config/bfin/bfin.c (handle_int_attribute,
23715 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
23716 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
23717 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
23719 * config/darwin.c (darwin_handle_kext_attribute,
23720 darwin_handle_weak_import_attribute): Likewise.
23721 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
23722 h8300_handle_eightbit_data_attribute,
23723 h8300_handle_tiny_data_attribute): Likewise.
23724 * config/i386/i386.c (ix86_handle_cconv_attribute,
23725 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
23726 * config/i386/winnt.c (ix86_handle_shared_attribute,
23727 ix86_handle_selectany_attribute): Likewise.
23728 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
23729 * config/m32c/m32c.c (function_vector_handler): Likewise.
23730 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
23731 m68hc11_handle_fntype_attribute): Likewise.
23732 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
23733 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
23734 * config/mips/mips.c (mips_insert_attributes,
23735 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
23736 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
23737 rs6000_handle_struct_attribute): Likewise.
23738 * config/sh/sh.c (sh_insert_attributes,
23739 sh_handle_resbank_handler_attribute,
23740 sh_handle_interrupt_handler_attribute,
23741 sh2a_handle_function_vector_handler_attribute,
23742 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
23744 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
23745 * config/spu/spu.c (spu_handle_fndecl_attribute,
23746 spu_handle_vector_attribute): Likewise.
23747 * config/stormy16/stormy16.c
23748 (xstormy16_handle_interrupt_attribute): Likewise.
23749 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
23750 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
23752 2009-05-10 Joseph Myers <joseph@codesourcery.com>
23754 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
23755 (pp_translate_identifiers): New.
23756 (pp_identifier): Only conditionally translate identifier to locale
23758 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
23759 (pp_base_tree_identifier): Only conditionally translate identifier
23760 to locale character set.
23761 * c-pretty-print.c (M_): Define.
23762 (pp_c_type_specifier, pp_c_primary_expression): Mark English
23763 fragments for conditional translation with M_.
23764 * tree-pretty-print.c (maybe_init_pretty_print): Disable
23765 identifier translation.
23767 2009-05-10 Richard Guenther <rguenther@suse.de>
23769 PR tree-optimization/40081
23770 * tree-sra.c (instantiate_element): Instantiate scalar replacements
23771 using the main variant of the element type. Do not fiddle with
23772 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
23774 2009-05-09 Jan Hubicka <jh@suse.cz>
23776 PR middle-end/40080
23777 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
23778 indirect calls; verify cgraph afterwards.
23780 2009-05-09 Jan Hubicka <jh@suse.cz>
23783 * ipa.c (update_inlined_to_pointer): New function.
23784 (cgraph_remove_unreachable_nodes): Use it.
23786 2009-05-09 Jan Hubicka <jh@suse.cz>
23788 * tree-eh.c (struct leh_state): Remove prev_try.
23789 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
23790 not track prev_try.
23791 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
23792 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
23793 remove_eh_handler_and_replace, foreach_reachable_handler,
23794 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
23795 * except.h (struct eh_region): Remove eh_region_u_cleanup.
23796 (gen_eh_region_cleanup): Update prototype.
23798 2009-05-09 Jan Hubicka <jh@suse.cz>
23800 PR middle-end/40043
23801 * except.c (copy_eh_region): Always set prev_try.
23802 (redirect_eh_edge_to_label): Find outer try.
23803 (foreach_reachable_handler): When looking for prev try
23804 handle case where previous try is not going to be taken.
23806 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
23808 PR tree-optimization/40049
23809 * tree-vect-stmts.c (vectorizable_operation): If the machine has
23810 only vector/vector shifts, convert the type of the constant to the
23811 appropriate type to avoid building incorrect trees, which
23812 eventually have problems with garbage collection.
23814 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23816 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
23817 -1 for complex floating-point types if honoring signed zeros.
23819 2009-05-08 Jan Hubicka <jh@suse.cz>
23821 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
23822 argument; handle correctly when profile is absent.
23823 (build_cgraph_edges): Update.
23824 (rebuild_cgraph_edges): Update.
23825 * cgraph.c: Do not include varray.h.
23826 (cgraph_set_call_stmt_including_clones): New function.
23827 (cgraph_create_edge_including_clones): Likewise
23828 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
23829 (cgraph_update_edges_for_call_stmt): Handle clones.
23830 (cgraph_remove_node): Handle clone tree.
23831 (cgraph_remove_node_and_inline_clones): New function.
23832 (dump_cgraph_node): Dump clone tree.
23833 (cgraph_clone_node): Handle clone tree.
23834 (clone_function_name): Bring here from tree-inline.c.
23835 (cgraph_create_virtual_clone): New function.
23836 * cgraph.h (ipa_replace_map): Move here from ipa.h.
23837 (cgraph_clone_info): New function.
23838 (strut cgraph_node): Add clone_info and new clone tree pointers.
23839 (cgraph_remove_node_and_inline_clones,
23840 cgraph_set_call_stmt_including_clones,
23841 cgraph_create_edge_including_clones,
23842 cgraph_create_virtual_clone): Declare.
23843 (cgraph_function_versioning): Use VEC argument.
23844 (compute_call_stmt_bb_frequency): Update prototype.
23845 (cgraph_materialize_all_clones): New function.
23846 * ipa-cp.c (ipcp_update_cloned_node): Remove.
23847 (ipcp_create_replace_map): Update to VECtors.
23848 (ipcp_update_callgraph): Use virtual clones.
23849 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
23850 (ipcp_update_profiling): Do not update local profiling.
23851 (ipcp_insert_stage): Use VECtors and virtual clones.
23852 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
23853 (clone_of_p): New function.
23854 (cgraph_preserve_function_body_p): Use clone tree.
23855 (cgraph_optimize): Materialize clones.
23856 (cgraph_function_versioning): Update for VECtors.
23857 (save_inline_function_body): Use clone tree.
23858 (cgraph_materialize_clone): New function.
23859 (cgraph_materialize_all_clones): Likewise.
23860 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
23861 * ipa.c: Include gimple.h.
23862 (cgraph_remove_unreachable_nodes): Use clone tree.
23863 * ipa-prop.c (ipa_note_param_call): Update call to
23864 compute_call_stmt_bb_frequencycall.
23865 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
23866 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
23867 (copy_bb): Handle updating of clone tree; add new edge when new call
23869 (expand_call_inline): Be strict about every call having edge.
23870 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
23871 (delete_unreachable_blocks_update_callgraph): New function.
23872 (tree_function_versioning): Use VECtors; always remove unreachable
23873 blocks and fold conditionals.
23874 * tree-inline.h: Do not include varray.h.
23875 (tree_function_versioning): Remove.
23876 * Makefile.in (GTFILES): Remove tree-inline.c
23877 * passes.c (do_per_function): Do only functions having body.
23878 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
23881 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
23882 Andrew Morrow <acm@google.com>
23885 * c-common.c (c_common_attribute_table): Permit deprecated
23886 attribute to take an optional argument.
23887 (handle_deprecated_attribute): If the optional argument to
23888 __attribute__((deprecated)) is not a string ignore the attribute
23889 and emit a warning.
23891 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
23892 * c-typeck.c (build_component_ref): Likewise.
23893 (build_external_ref): Likewise.
23895 * toplev.c (warn_deprecated_use): Add an attribute argument.
23896 Emit the message associated with __attribute__((deprecated)).
23898 * toplev.h (warn_deprecated_use): Updated.
23900 * doc/extend.texi: Document new optional parameter to
23901 __attribute__((deprecated))
23903 2009-05-08 Michael Eager <eager@eagercon.com>
23905 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
23906 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
23908 2009-05-08 Richard Guenther <rguenther@suse.de>
23910 PR tree-optimization/40062
23911 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
23912 Avoid exponential behavior.
23914 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23916 PR rtl-optimization/33928
23918 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
23919 process_uses, build_single_def_use_links): New.
23920 (update_df): Update use_def_ref.
23921 (forward_propagate_into): Use get_def_for_use instead of use-def
23923 (fwprop_init): Call build_single_def_use_links and let it initialize
23925 (fwprop_done): Free use_def_ref.
23926 (fwprop_addr): Eliminate duplicate call to df_set_flags.
23927 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
23928 df_rd_simulate_one_insn): New.
23929 (df_rd_bb_local_compute_process_def): Update head comment.
23930 (df_chain_create_bb): Use the new RD simulation functions.
23931 * df.h (df_rd_simulate_artificial_defs_at_top,
23932 df_rd_simulate_one_insn): New.
23933 * opts.c (decode_options): Enable fwprop at -O1.
23934 * doc/invoke.texi (-fforward-propagate): Document this.
23936 2009-05-08 Joseph Myers <joseph@codesourcery.com>
23939 * c-typeck.c (build_binary_op): Handle arithmetic between one real
23940 and one complex operand specially.
23941 * tree-complex.c (some_nonzerop): Do not identify a real value as
23942 zero if flag_signed_zeros.
23944 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23946 PR rtl-optimization/33928
23947 * loop-invariant.c (record_use): Fix && vs. || mishap.
23949 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
23951 PR rtl-optimization/33928
23952 * loop-invariant.c (struct use): Add addr_use_p.
23953 (struct def): Add n_addr_uses.
23954 (struct invariant): Add cheap_address.
23955 (create_new_invariant): Set cheap_address.
23956 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
23957 (record_uses): Pass df_ref to record_use.
23958 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
23961 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
23963 * config/sh/sh.c: Do not include c-pragma.h.
23965 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
23967 * config/spu/spu.c: Remove include of c-common.h.
23969 2009-05-07 Janis Johnson <janis187@us.ibm.com>
23972 * c-common.h (mark_valid_location_for_stdc_pragma,
23973 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
23974 clear_float_const_decimal64, float_const_decimal64_p): New.
23975 * c.opt (Wunsuffixed-float-constants): New.
23976 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
23977 unsuffixed float constant, handle new warning.
23978 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
23979 * c-decl.c (c_scope): New flag float_const_decimal64.
23980 (set_float_const_decimal64, clear_float_const_decimal64,
23981 float_const_decimal64_p): New.
23982 (push_scope): Set new flag.
23983 * c-parser.c (c_parser_translation_unit): Mark when it's valid
23984 to use STDC pragmas.
23985 (c_parser_external_declaration): Ditto.
23986 (c_parser_compound_statement_nostart): Ditto.
23987 * c-pragma.c (valid_location_for_stdc_pragma,
23988 mark_valid_location_for_stdc_pragma,
23989 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
23990 handle_pragma_float_const_decimal64): New.
23991 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
23992 * cp/semantics.c (valid_location_for_stdc_pragma_p,
23993 set_float_const_decimal64, clear_float_const_decimal64,
23994 float_const_decimal64_p): New dummy functions.
23995 * doc/extend.texi (Decimal Float): Remove statement that the
23996 pragma, and suffix for double constants, are not supported.
23997 * doc/invoke.texi (Warning Options): List new option.
23998 (-Wunsuffixed-float-constants): New.
24000 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
24002 * config/i386/i386.c: Do not include c-common.h.
24004 2009-05-07 Mark Heffernan <meheff@google.com>
24006 * doc/invoke.texi (Debugging Options): Document change of debugging
24008 * opts.c (decode_options): Make dump_base_name relative to
24009 aux_base_name directory.
24011 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
24013 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
24014 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
24016 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
24018 * Makefile.in (install-plugin): Simplify a bit.
24020 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
24022 * Makefile.in (OBJS-common): Add regcprop.o.
24024 * timevar.def (TV_CPROP_REGISTERS): New.
24025 * regrename.c (regrename_optimize): Return 0.
24026 (rest_of_handle_regrename): Delete.
24027 (pass_rename_registers): Point to regrename_optimize.
24028 (struct value_data_entry, struct value_data,
24029 kill_value_one_regno, kill_value_regno, kill_value,
24030 set_value_regno, init_value_data, kill_clobbered_value,
24031 kill_set_value, kill_autoinc_value, copy_value,
24032 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
24033 replace_oldest_value_reg, replace_oldest_value_addr,
24034 replace_oldest_value_mem, copyprop_hardreg_forward_1,
24035 debug_value_data, validate_value_data): Move...
24036 * regcprop.c: ... here.
24037 (rest_of_handle_cprop): Delete.
24038 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
24040 2009-05-07 Jakub Jelinek <jakub@redhat.com>
24042 PR middle-end/40057
24043 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
24044 GEN_INT for 1 << bitnum.
24045 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
24046 build_int_cst_type.
24048 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
24050 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
24051 Remove wrong description of "nand" operation.
24053 2009-05-06 Richard Guenther <rguenther@suse.de>
24054 Adam Nemet <anemet@caviumnetworks.com>
24056 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
24057 comment. Add that if LHS is not a gimple register, then RHS1 has
24058 to be a single object (GIMPLE_SINGLE_RHS).
24060 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
24062 * expr.c (get_def_for_expr): Move it up in the file.
24063 (store_field): When expanding a bit-field store, look at the
24064 defining gimple stmt for the masking conversion.
24066 2009-05-06 Janis Johnson <janis187@us.ibm.com>
24068 PR middle-end/39986
24069 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
24070 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
24071 32-bit memcpy into long.
24073 2009-05-06 Jakub Jelinek <jakub@redhat.com>
24075 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
24076 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
24078 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
24079 instead of appending DW_OP_deref*.
24081 2009-05-06 Michael Matz <matz@suse.de>
24083 PR middle-end/40021
24084 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
24085 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
24087 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
24089 * Makefile.in (install-plugin): Fix srcdir handling.
24091 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
24093 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
24094 when processing for not_regs_needed bitmap.
24095 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
24096 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
24097 handling it for rhs.
24099 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24101 * config/i386/i386.md (unnamed inc/dec peephole): Use
24102 optimize_insn_for_size_p instead of optimize_size.
24103 * config/i386/predicates.md (incdec_operand): Likewise.
24104 (aligned_operand): Likewise.
24105 * config/i386/sse.md (divv8sf3): Likewise.
24106 (sqrtv8sf2): Likewise.
24108 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24110 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
24112 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
24114 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24116 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
24117 ssemodesuffixf2c with avxmodesuffixf2c.
24119 2009-05-06 Joseph Myers <joseph@codesourcery.com>
24122 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
24124 2009-05-05 Jakub Jelinek <jakub@redhat.com>
24126 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
24127 (struct tree_base): Adjust spacing for 8 bit boundaries.
24128 (struct tree_decl_common): Add decl_by_reference_flag bit.
24129 (DECL_BY_REFERENCE): Adjust.
24130 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
24131 print DECL_BY_REFERENCE bit.
24132 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
24133 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
24134 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
24135 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
24138 PR middle-end/39666
24139 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
24140 range of the type, but default label is missing, add it with one
24141 of the existing labels instead of adding a new label for it.
24143 2009-05-05 Joseph Myers <joseph@codesourcery.com>
24147 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
24149 * Makefile.in (enable_plugin, plugin_includedir): New.
24150 (install): Depend on install-plugin.
24151 (PLUGIN_HEADERS): New.
24152 (install-plugin): New.
24153 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
24155 2009-05-05 Richard Guenther <rguenther@suse.de>
24157 PR tree-optimization/40022
24158 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
24160 (phivn_valid_p): Fix tuplification error, simplify.
24161 (phiprop_insert_phi): Add dumps.
24162 (propagate_with_phi): Simplify.
24164 2009-05-05 Richard Guenther <rguenther@suse.de>
24166 PR middle-end/40023
24167 * builtins.c (gimplify_va_arg_expr): Properly build the address.
24169 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
24171 * tree.h (strip_float_extensions): Remove duplicate declaration.
24172 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
24173 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
24174 block_ultimate_origin): Rearrange the declarations line to match the
24175 comment that indicates the .c file which the functions are defined.
24176 (dwarf2out_*, set_decl_rtl): Add comment.
24177 (get_base_address): Adjust comment.
24178 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
24179 declarations line and add comment.
24180 (is_builtin_name): Add blank after function name, for clarity.
24182 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24184 * attribs.c (decl_attributes): Use %qE for identifiers in
24186 * cgraphunit.c (verify_cgraph_node): Translate function names to
24187 locale character set in diagnostics.
24188 * coverage.c (get_coverage_counts): Use %qE for identifiers in
24190 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
24191 Document that functions are named in UTF-8.
24192 * expr.c (expand_expr_real_1): Translate function names to locale
24193 character set in diagnostics.
24194 * gimplify.c (omp_notice_variable, omp_is_private,
24195 gimplify_scan_omp_clauses): Use %qE for identifiers in
24197 * langhooks.c (lhd_print_error_function): Translate function names
24198 to locale character set.
24199 * langhooks.h (decl_printable_name): Document that return value is
24200 in internal character set.
24201 * stmt.c: Include pretty-print.h
24202 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
24204 (resolve_operand_name_1): Translate named operand name to locale
24206 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
24208 * toplev.c (announce_function): Translate function names to locale
24210 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
24211 (default_tree_printer): Use pp_identifier or translate identifiers
24212 to locale character set. Mark "<anonymous>" for translation.
24213 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
24214 for identifiers in diagnostics.
24215 * tree.c (handle_dll_attribute): Use %qE for identifiers in
24217 * varasm.c (output_constructor): Use %qE for identifiers in
24220 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
24222 * configure.ac: use ` ` instead of $()
24223 * configure: Regenerate.
24225 2009-05-05 Ben Elliston <bje@au.ibm.com>
24227 * config/pa/linux-atomic.c: Eliminate conditional include of
24228 errno.h on non-LP64 systems to simplify build requirements.
24230 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24232 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
24234 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
24235 and pass value to identifier_to_locale.
24236 (warn_variable_length_array): Make name a tree.
24237 (grokdeclarator): Separate diagnostic texts for named and unnamed
24238 declarators. Use %qE for named declarators.
24239 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
24241 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
24242 identifiers in diagnostics.
24243 * c-typeck.c (push_member_name, start_init): Pass identifiers to
24244 identifier_to_locale. Mark "anonymous" strings for translation.
24246 2009-05-04 Michael Eager <eager@eagercon.com>
24248 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
24249 address for DImode/DFmode only if double-precision FP regs.
24251 2009-05-04 Michael Eager <eager@eagercon.com>
24253 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
24254 TARGET_SINGLE_FLOAT check.
24256 2009-05-04 Michael Eager <eager@eagercon.com>
24258 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
24260 2009-05-04 Michael Eager <eager@eagercon.com>
24262 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
24263 * config/rs6000/t-xilinx: New
24265 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
24267 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
24268 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
24269 * gcc/explow.c (memory_address): Use target hook.
24270 * gcc/targhooks.c (default_legitimize_address): New.
24271 * gcc/targhooks.h (default_legitimize_address): New.
24272 * gcc/target.h (legitimize_address): New.
24273 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
24274 (TARGET_INITIALIZER): Include it.
24275 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
24277 * config/bfin/bfin-protos.h (legitimize_address): Remove.
24278 * config/bfin/bfin.c (legitimize_address): Remove.
24279 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
24280 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
24282 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
24283 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
24285 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
24286 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
24287 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
24288 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
24289 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
24290 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
24291 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
24292 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
24293 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
24294 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
24295 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
24296 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
24297 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
24298 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
24299 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
24300 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
24301 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
24302 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
24303 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
24304 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
24305 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
24306 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
24307 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
24309 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
24310 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
24311 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
24312 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
24313 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
24314 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
24315 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
24316 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
24317 (thumb_legitimize_address): Delete.
24318 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
24319 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
24320 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
24321 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
24322 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
24323 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
24325 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
24328 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
24329 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
24330 * config/m32r/m32r.c (m32r_legitimize_address): New.
24331 * config/m68k/m68k.c (m68k_legitimize_address): New.
24332 * config/score/score.c (score_legitimize_address): Standardize.
24333 * config/score/score3.c (score3_legitimize_address): Standardize.
24334 * config/score/score3.h (score3_legitimize_address): Adjust.
24335 * config/score/score7.c (score7_legitimize_address): Standardize.
24336 * config/score/score7.h (score7_legitimize_address): Adjust.
24337 * config/sh/sh.c (sh_legitimize_address): New.
24338 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
24340 * gcc/config/s390/s390.c (legitimize_address): Rename to...
24341 (s390_legitimize_address): ... this.
24342 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
24343 (sparc_legitimize_address): ... this.
24344 * gcc/config/i386/i386.c (legitimize_address): Rename to...
24345 (ix86_legitimize_address): ... this.
24346 * gcc/config/avr/avr.c (legitimize_address): Rename to...
24347 (avr_legitimize_address): ... this.
24348 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
24349 (mn10300_legitimize_address): ... this.
24350 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
24351 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
24352 (alpha_expand_mov): Adjust call.
24354 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
24355 * config/spu/spu.c (spu_legitimize_address): Likewise.
24356 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
24357 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
24359 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24361 * intl.c (locale_encoding, locale_utf8): New.
24362 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
24363 * intl.h (locale_encoding, locale_utf8): Declare.
24364 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
24365 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
24367 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
24369 (pp_tree_identifier): Define to call pp_base_tree_identifier.
24370 (pp_base_tree_identifier): Declare as function.
24371 (identifier_to_locale): Declare.
24372 * Makefile.in (pretty-print.o): Update dependencies.
24373 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
24375 2009-05-04 Richard Guenther <rguenther@suse.de>
24377 PR middle-end/40015
24378 * builtins.c (fold_builtin_memory_op): Do not decay to element
24379 type if the size matches the whole array.
24381 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24383 * expmed.c (synth_mult): When trying out a shift, pass the result
24386 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24388 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24389 (shiftsub1_cost): New.
24390 (init_expmed): Compute shiftsub1_cost.
24391 (synth_mult): Optimize multiplications by constants of the form
24392 -(2^^m-1) for some constant positive integer m.
24394 2009-05-03 Richard Guenther <rguenther@suse.de>
24397 * c-typeck.c (array_to_pointer_conversion): Do not built
24398 ADDR_EXPRs of arrays of pointer-to-element type.
24399 * c-gimplify.c (c_gimplify_expr): Revert change fixing
24400 up wrong ADDR_EXPRs after-the-fact.
24401 * c-common.c (strict_aliasing_warning): Strip pointer
24402 conversions for obtaining the original type.
24403 * builtins.c (fold_builtin_memset): Handle array types.
24404 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24407 2009-05-03 Richard Guenther <rguenther@suse.de>
24409 PR middle-end/23329
24410 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24411 Do not lose casts from array types with unknown extent to array
24412 types with known extent.
24413 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24414 alias set compatibility.
24416 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24418 * flags.h (extra_warnings): Delete.
24419 * toplev.c (process_options): Handle Wuninitialized here.
24420 * opts.c (extra_warnings): Delete.
24421 (set_Wextra): Delete.
24422 (common_handle_option): -Wextra can be handled automatically.
24423 * c-opts.c (c_common_handle_option): Delete obsolete code.
24424 (c_common_post_options): Simplify comment.
24425 * common.opt (W): Add Var.
24427 (Wuninitialized): Initialize to -1.
24429 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24430 Richard Guenther <rguenther@suse.de>
24432 * expr.c (get_def_for_expr): New function.
24433 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24434 SSA rather than trees.
24435 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24436 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24438 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24440 * c-common.c (reswords): Add _Imaginary.
24441 * c-common.c (enum rid): Add RID_IMAGINARY.
24443 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24445 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24446 Patch by Richard Guenther.
24448 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24450 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24451 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24452 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24453 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24454 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24455 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24456 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24457 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24458 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24459 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24460 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24461 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24462 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24463 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24464 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24465 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24466 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24467 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24469 2009-05-02 Richard Guenther <rguenther@suse.de>
24471 PR tree-optimization/39940
24472 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24475 2009-05-02 Richard Guenther <rguenther@suse.de>
24477 PR middle-end/40001
24478 * tree-ssa.c (execute_update_addresses_taken): Properly check
24479 if we can mark a variable DECL_GIMPLE_REG_P.
24480 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24481 back to the end of the function.
24482 (is_gimple_reg_type): Remove complex type special casing.
24483 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24486 2009-05-02 Ben Elliston <bje@au.ibm.com>
24488 * doc/collect2.texi (Collect2): Document search path behaviour
24489 when configured with --with-ld.
24491 2009-05-02 Jan Hubicka <jh@suse.cz>
24493 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24494 parameter; update callers.
24495 (coalesce_cost_edge): EH edges are costier because they needs
24496 splitting even if not critical and even more costier when there are
24497 multiple EH predecestors.
24499 2009-05-02 Jan Hubicka <jh@suse.cz>
24501 * except.c (remove_eh_handler_and_replace): Handle updating after
24502 removing TRY blocks.
24504 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24506 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24508 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24510 * varasm.c: Do not include c-pragma.h.
24511 * attribs.c: Do not incude c-common.h.
24513 2009-05-01 Michael Matz <matz@suse.de>
24515 * calls.c (initialize_argument_information): Handle SSA names like
24516 decls with a non MEM_P DECL_RTL.
24518 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24520 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24521 * ipa-utils.c: Likewise.
24522 * ipa-type-escape.c: Likewise.
24523 * cgraphunit.c Do not include c-common.h.
24524 * ipa-pure-const.c: Likewise.
24525 * tree-if-conv.c: Likewise.
24526 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24527 * ipa-struct-reorg.c: Likewise.
24528 * tree-nomudflap.c: Likewise.
24529 * tree-ssa-structalias.c: Likewise.
24531 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24533 * store-motion.c: Many cleanups to make this pass a first-class
24534 citizen instead of an appendix to gcse load motion. Add TODO list
24535 to make this pass faster/cleaner/better.
24537 (struct ls_expr): Post gcse.c-split cleanups.
24538 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24539 "stores" field to "avail_stores".
24540 (pre_ldst_mems): Rename to store_motion_mems.
24541 (pre_ldst_table): Rename to store_motion_mems_table.
24542 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24543 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24544 (ldst_entry): Rename to st_expr_entry, update users.
24545 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24546 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24547 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24549 (first_ls_expr): Rename to first_st_expr, update users.
24550 (next_ls_expr): Rename to next_st_expr, update users.
24551 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24552 fields properly for store motion instead of names inherited from load
24554 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24555 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24558 (ae_kill): Rename to st_kill, update users.
24559 (ae_gen): Rename to st_avloc, update users.
24560 (transp): Rename to st_transp, update users.
24561 (pre_insert_map): Rename to st_insert_map, update users.
24562 (pre_delete_map): Rename to st_delete_map, update users.
24563 (insert_store, build_store_vectors, free_store_memory,
24564 one_store_motion_pass): Update for abovementioned changes.
24566 (gcse_subst_count, gcse_create_count): Remove.
24567 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24568 and "n_stores_created", local variables.
24570 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24573 (regvec, compute_store_table_current_insn): Remove.
24574 (reg_set_info, reg_clear_last_set): Remove.
24575 (compute_store_table): Use DF caches instead of local dataflow
24578 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24580 * c-objc-common.c (c_tree_printer): Print identifiers with
24581 pp_identifier, not pp_string. Mark "({anonymous})" for
24583 * c-pretty-print.c (pp_c_ws_string): New.
24584 (pp_c_cv_qualifier, pp_c_type_specifier,
24585 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24586 pp_c_storage_class_specifier, pp_c_function_specifier,
24587 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24588 pp_c_primary_expression, pp_c_postfix_expression,
24589 pp_c_unary_expression, pp_c_shift_expression,
24590 pp_c_relational_expression, pp_c_equality_expression,
24591 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24592 use pp_string and pp_c_ws_string in place of pp_identifier and
24593 pp_c_identifier for non-identifiers. Mark English strings for
24595 * c-pretty-print.h (pp_c_ws_string): Declare.
24597 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24598 Roland McGrath <roland@redhat.com>
24600 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24601 (ENABLE_LD_BUILDID): New configuration option.
24602 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24603 (LINK_BUILDID_SPEC): New macro.
24604 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24606 * doc/install.texi: Document --enable-linker-build-id option.
24607 * configure: Rebuild.
24608 * config.in: Rebuild.
24610 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24612 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24613 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24614 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24615 MIPS_GP_SAVE_AREA_SIZE.
24616 * config/mips/mips.c (struct mips_frame_info): Update comment
24617 before arg_pointer_offset and hard_frame_pointer_offset.
24618 (mips_compute_frame_info): Update diagram before function: to
24619 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24620 indicate the position of frame_pointer_rtx with -fstack-protector and
24621 to show args_size. Don't allocate cprestore area for leaf functions
24622 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24624 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24626 2009-04-30 Michael Matz <matz@suse.de>
24628 PR tree-optimization/39955
24629 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24631 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24633 * ira.c (setup_cover_and_important_classes): Use safe macro
24634 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24636 * genpreds.c (write_tm_preds_h): Output suitable definition of
24637 REG_CLASS_FOR_CONSTRAINT.
24639 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24641 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24643 * bitmap.c (bitmap_descriptor): Likewise.
24644 * ggc-common.c (loc_descriptor): Likewise.
24645 * varray.c (varray_descriptor): Likewise.
24646 * vec.c (vec_descriptor): Likewise.
24648 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24650 * Makefile.in (dce.o): Add $(EXCEPT_H).
24651 * dce.c: Include except.h and delete redundant vector definitions.
24652 (deletable_insn_p): Return false for non-call insns that can throw
24655 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
24657 * gcse.c (ae_gen): Remove.
24658 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
24659 and make non-static function to make it available in store-motion.c.
24660 Update call sites with search-and-replace.
24661 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
24662 extract_mentioned_regs, extract_mentioned_regs_helper,
24663 find_moveable_store, compute_store_table, load_kills_store, find_loads,
24664 store_killed_in_insn, store_killed_after, store_killed_before,
24665 build_store_vectors, insert_insn_start_basic_block, insert-store,
24666 remove_reachable_equiv_notes, replace_store_insn, delete_store,
24667 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
24668 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
24669 * store-motion.c: ...new file. Also copy data structures from gcse.c
24670 and clean up to remove parts not used by store motion.
24671 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
24672 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
24674 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24677 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
24678 when optimizing for size.
24680 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
24682 * gcse.c (gcse_constant_p): Fix typo in last change.
24684 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24686 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
24688 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
24690 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
24692 2009-04-29 James E. Wilson <wilson@codesourcery.com>
24694 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
24695 CONST_HIGH_PART result.
24697 2009-04-29 Anatoly Sokolov <aesok@post.ru>
24699 * config/avr/avr.c (initial_elimination_offset): Rename to
24700 avr_initial_elimination_offset.
24701 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
24702 change return type to bool.
24703 (avr_can_eliminate): New function.
24704 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
24705 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
24706 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
24707 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
24708 avr_initial_elimination_offset.
24709 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
24710 (avr_initial_elimination_offset): Define.
24712 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
24713 Steven Bosscher <steven@gcc.gnu.org>
24715 PR rtl-optimization/39938
24716 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
24717 * cfgrtl.c: Include insn-attr.h.
24718 (rest_of_pass_free_cfg): New function.
24719 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
24720 * resource.c (init_resource_info): Remove call to df_analyze.
24722 2009-04-29 Richard Guenther <rguenther@suse.de>
24725 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
24726 allow conversion to signed integers.
24728 2009-04-29 Richard Guenther <rguenther@suse.de>
24730 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
24731 shifts of floating point vectors if the shift amount is
24732 a constant multiple of the element size.
24734 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
24735 Michael Matz <matz@suse.de>
24737 PR middle-end/39927
24739 * tree-outof-ssa.c (emit_partition_copy): New function.
24740 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
24741 insert_part_to_rtx_on_edge): Perform the partition base var
24742 copy using emit_partition_copy.
24743 (insert_value_copy_on_edge): Convert constants to the right mode.
24744 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
24745 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
24747 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24749 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
24750 scan backwards to try to find a constant to initialize it.
24752 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
24753 insn before the loop_end instruction, don't look past labels.
24755 2009-04-29 Richard Guenther <rguenther@suse.de>
24757 PR middle-end/39937
24758 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
24759 loose type conversions.
24760 (forward_propagate_addr_expr): Fix tuplification bug. Remove
24761 stmts only if there are no uses of its definition.
24763 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24765 * config/bfin/bfin.h (splitting_loops): Declare.
24766 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
24767 Reorder bit definitions to be ascending.
24768 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
24769 * config/bfin/bfin.c (splitting_loops): New variable.
24770 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
24771 (struct loop_info): Remove members INIT and LOOP_INIT.
24772 (bfin_optimize_loop): Don't set them. Reorder the code that generates
24773 the LSETUP sequence. Allow LC to be loaded from any register, but
24774 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
24775 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
24777 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
24778 of reload_completed.
24781 * config/bfin/bfin.md (movsi_insn): Refine constraints.
24783 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
24785 * Makefile.in (PLUGIN_VERSION_H): New.
24786 (OBJS-common): Remove plugin-version.o.
24787 (plugin.o): Depend on (PLUGIN_VERSION_H).
24788 (plugin-version.o): Remove.
24789 * configure: Regenerate
24790 * configure.ac: Create plugin-version.h.
24791 * gcc-plugin.h (plugin_gcc_version): Remove.
24792 (plugin_default_version_check): Change signature.
24793 * plugin-version.c: Remove.
24794 * plugin.c: Include plugin-version.h.
24795 (str_plugin_gcc_version_name): Remove.
24796 (try_init_one_plugin): Pass gcc version to plugin_init.
24797 (plugin_default_version_check): Both gcc and plugin versions are now
24800 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24802 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
24803 problematic last insns. Test for TYPE_CALL rather than CALL_P.
24804 Remove special case testing for last insn of inner loops. Don't fail
24805 if the loop ends with a jump, emit an extra nop instead.
24807 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
24808 DREGS rather than comparing directly. Remove code that tries to
24809 account for latencies.
24811 2009-04-29 Richard Guenther <rguenther@suse.de>
24813 PR tree-optimization/39941
24814 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
24815 eliminating an indirect call.
24817 2009-04-29 Richard Guenther <rguenther@suse.de>
24819 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
24820 parameter. Allow invariants as base if !require_lvalue.
24821 (verify_gimple_assign_single): Adjust.
24823 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
24825 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
24826 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
24827 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
24828 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
24829 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
24831 * config/bfin/bfin.c (bfin_expand_builtin,
24832 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
24834 2009-04-28 Richard Guenther <rguenther@suse.de>
24836 * tree-vect-loop.c (get_initial_def_for_induction): Use
24837 correct types for pointer increment.
24839 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24841 * toplev.c (print_version): Update GMP version string calculation.
24843 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
24845 PR rtl-optimization/39938
24846 * resource.c (init_resource_info): Add call to df_analyze.
24848 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24850 * config/alpha/alpha.md (usegp): Cast the result of
24851 alpha_find_lo_sum_using_gp to enum attr_usegp.
24852 * config/alpha/alpha.c (override_options): Remove end-of-structure
24853 marker element from cpu_table. Use array size of cpu_table to handle
24854 -mcpu and -mtune options.
24855 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
24857 2009-04-28 Joseph Myers <joseph@codesourcery.com>
24859 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
24860 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
24861 tune_32 and tune_64.
24862 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
24863 support on PowerPC.
24864 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
24865 * config/rs6000/option-defaults.h: ... here. New file.
24866 (OPT_64, OPT_32): Define.
24867 (MASK_64BIT): Define to 0 if not already defined.
24868 (OPT_ARCH64, OPT_ARCH32): Define.
24869 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
24872 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24874 * config/arm/arm.c (arm_override_options): Emit error on using
24877 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24879 PR rtl-optimization/39914
24880 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
24881 registers for allocnos created from user-defined variables only
24882 when not optimizing.
24884 2009-04-28 Richard Guenther <rguenther@suse.de>
24886 PR middle-end/39937
24887 * fold-const.c (fold_binary): Use distribute_real_division only
24890 2009-04-28 Steve Ellcey <sje@cup.hp.com>
24892 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
24893 add hpux-stdint.h to tm_file.
24894 (hppa[12]*-*-hpux11*): Ditto.
24895 (ia64*-*-hpux*): Ditto.
24896 * config/hpux-stdint.h: New.
24897 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
24898 __STDC_EXT__ for all compiles.
24899 * config/pa/pa-hpux.h: Ditto.
24900 * config/pa/pa-hpux10.h: Ditto.
24901 * config/pa/pa-hpux11.h: Ditto.
24903 2009-04-28 Catherine Moore <clm@codesourcery.com>
24905 * debug.h (set_name): Add comment.
24907 2009-04-28 Andrew Pinski <pinskia@gmail.com>
24910 * config/darwin.c (machopic_gen_offset): Check
24911 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
24912 * config/arm/arm.c (require_pic_register): Likewise.
24914 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
24916 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
24917 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
24918 m32c_promote_prototypes): Delete.
24920 2009-04-28 Michael Matz <matz@suse.de>
24922 PR middle-end/39922
24923 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
24926 2009-04-28 Richard Guenther <rguenther@suse.de>
24928 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
24930 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24932 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
24933 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
24934 * config/arm/arm-tune.md: Regenerate.
24936 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
24938 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
24939 block if there are complex incoming edges.
24940 (sel_merge_blocks): Remove useless assert.
24941 (sel_redirect_edge_and_branch): Check that edge was redirected.
24942 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
24943 (sel_find_rgns): Delete declaration.
24944 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
24945 the region when it is not a preheader.
24947 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
24950 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
24952 2009-04-28 Richard Guenther <rguenther@suse.de>
24954 * tree.h (SSA_NAME_VALUE): Remove.
24955 (struct tree_ssa_name): Remove value_handle member.
24956 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
24957 array for jump threading.
24958 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
24960 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
24961 * tree-flow.h (threadedge_initialize_values): Declare.
24962 (threadedge_finalize_values): Likewise.
24963 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
24964 (SSA_NAME_VALUE): Define.
24965 (threadedge_initialize_values): New function.
24966 (threadedge_finalize_values): Likewise.
24967 * tree-ssa-dom.c (ssa_name_values): New global variable.
24968 (SSA_NAME_VALUE): Define.
24969 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
24971 2009-04-28 Ira Rosen <irar@il.ibm.com>
24973 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
24974 Use REPORT_VECTORIZED_LOCATIONS instead
24975 REPORT_VECTORIZED_LOOPS.
24976 * tree-vectorizer.c (vect_verbosity_level): Make static.
24977 (vect_loop_location): Rename to vect_location.
24978 (vect_set_verbosity_level): Update comment.
24979 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
24981 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
24982 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
24983 instead REPORT_UNVECTORIZED_LOOPS.
24984 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
24985 and vect_loop_def to vect_external_def and vect_internal_def.
24986 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
24987 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
24988 REPORT_UNVECTORIZED_LOCATIONS.
24989 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
24990 and vect_used_in_loop and to vect_unused_in_scope and
24991 vect_used_in_scope.
24992 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
24993 (vect_verbosity_level): Remove declaration.
24994 (vect_analyze_operations): Likewise.
24995 (vect_analyze_stmt): Declare.
24996 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
24997 REPORT_UNVECTORIZED_LOCATIONS.
24998 (vect_get_loop_niters): Fix indentation.
24999 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
25000 (vect_analyze_loop_operations): New function.
25001 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
25002 vect_analyze_operations.
25003 (vect_is_simple_reduction): Use new names.
25004 (vectorizable_live_operation, vect_transform_loop): Likewise.
25005 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
25006 to specify whether the data references can be a part of interleaving
25008 (vect_analyze_data_ref_dependence): Use new names.
25009 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
25010 (vect_create_addr_base_for_vector_ref): Remove redundant code.
25011 * tree-vect-patterns.c (widened_name_p): Use new names.
25012 (vect_recog_dot_prod_pattern): Likewise.
25013 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
25014 (process_use, vect_mark_stmts_to_be_vectorized,
25015 vect_model_simple_cost, vect_model_store_cost,
25016 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
25017 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
25018 vectorizable_operation, vectorizable_type_demotion,
25019 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
25020 vectorizable_condition): Likewise.
25021 (vect_analyze_operations): Split into vect_analyze_loop_operations
25023 (vect_analyze_stmt): ... new function.
25024 (new_stmt_vec_info): Use new names.
25025 (vect_is_simple_use): Use new names and fix comment.
25026 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
25027 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
25029 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
25032 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
25033 and integer modes for x87 operands. Do not ICE for unsupported size,
25034 generate error instead. Generate error for unsupported operand types.
25035 ['z']: Do not handle HImode memory operands specially. Warning
25036 for floating-point operands. Fallthru to 'Z' for unsupported operand
25037 types. Do not ICE for unsupported size, generate error instead.
25038 (output_387_binary_op): Use %Z to output operands.
25039 (output_fp_compare): Ditto.
25040 (output_387_reg_move): Ditto.
25042 2009-04-28 Ben Elliston <bje@au.ibm.com>
25047 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25049 * builtins.c (c_strlen): Do not warn here.
25050 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25051 * c-common.c (pointer_int_sum): Take an explicit location.
25052 Warn about offsets out of bounds.
25053 * c-common.h (pointer_int_sum): Adjust declaration.
25055 2009-04-27 Ian Lance Taylor <iant@google.com>
25057 * collect2.c (is_ctor_dtor): Change type of ret field in struct
25059 * dce.c (run_fast_df_dce): Change type of old_flags to int.
25060 * df-core.c (df_set_flags): Change return type to int. Change
25061 type of old_flags to int.
25062 (df_clear_flags): Likewise.
25063 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
25064 (df_get_conditional_uses): Likewise.
25065 * df.h (df_set_flags, df_clear_flags): Update declarations.
25066 * dwarf2out.c (struct indirect_string_node): Change type of form
25067 field to enum dwarf_form.
25068 (AT_string_form): Change return type to enum dwarf_form.
25069 * fixed-value.c (fixed_compare): Add cast to enum type.
25070 * fwprop.c (update_df): Change 0 to VOIDmode.
25071 * gensupport.c: Change 0 to UNKNOWN.
25072 * gimple.h (gimple_cond_code): Add cast to enum type.
25073 * haifa-sched.c (reemit_notes): Add cast to enum type.
25074 * hooks.c (hook_int_void_no_regs): Remove function.
25075 * hooks.h (hook_int_void_no_regs): Remove declaration.
25076 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
25077 * predict.c (combine_predictions_for_insn): Add casts to enum type.
25078 * real.c (real_arithmetic): Add cast to enum type.
25079 (real_compare): Likewise.
25080 * target.h (struct gcc_target): Change return type of
25081 branch_target_register_class to enum reg_class.
25082 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
25083 default_branch_target_register_class.
25084 * targhooks.c (default_branch_target_register_class): New function.
25085 * targhooks.h (default_branch_target_register_class): Declare.
25086 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
25087 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
25089 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
25091 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
25092 vect_uninitialized_def. Change 0 to ERROR_MARK.
25093 * tree-vect-stmts.c (supportable_widening_operation): Don't
25094 initialize icode1 and icode2.
25095 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
25096 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
25098 (cmn_err_flag_specs): Change 0 to STD_C89.
25099 (cmn_err_char_table): Likewise.
25100 * config/arm/arm.c (get_arm_condition_code): Change type of code
25101 to enum arm_cond_code.
25102 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
25103 (IWMMXT_BUILTIN2): Likewise.
25104 (neon_builtin_type_bits): Don't define typedef.
25105 (neon_builtin_datum): Change type of bits field to int.
25106 (arm_expand_neon_args): Add cast to enum type.
25107 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
25109 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
25110 casts to enum type.
25111 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
25113 * config/mips/mips.md (jal_macro): Return enum constant.
25114 (single_insn): Likewise.
25115 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
25117 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25118 casts to enum type.
25119 * config/s390/s390.c (s390_tune_flags): Change type to int.
25120 (s390_arch_flags): Likewise.
25121 (s390_handle_arch_option): Change flags field of struct pta to int.
25122 * config/s390/s390.h (s390_tune_flags): Update declaration.
25123 (s390_arch_flags): Likewise.
25124 * config/sh/sh.c (prepare_move_operands): Compare
25125 tls_symbolic_operand result with enum constant.
25126 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
25127 (sh_expand_prologue): Add cast to enum type.
25128 (sh_expand_epilogue): Likewise.
25129 (tls_symbolic_operand): Change return type to enum tls_model.
25130 (fpscr_set_from_mem): Add cast to enum type.
25131 (legitimize_pic_address): Compare tls_symbolic_operand result with
25133 (sh_target_reg_class): Change return type to enum reg_class.
25134 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
25136 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
25137 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
25138 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
25139 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
25140 (delayed_branch, tls_call_delay): Likewise.
25141 (eligible_for_sibcall_delay): Likewise.
25142 (eligible_for_return_delay): Likewise.
25143 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
25144 (spu_expand_builtin_1): Likewise.
25146 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
25147 for all types of conversions.
25148 (output_init_element): Issue -Wc++-compat warning if needed when
25149 initializing a bitfield with enum type.
25150 * c-parser.c (c_parser_expression): Set original_type to
25151 original_type of right hand operand of comma operator.
25153 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25155 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
25157 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
25158 * doc/cpp.texi (Standard Predefined Macros)
25159 (Implementation-defined behavior): Likewise.
25160 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
25161 * doc/gimple.texi (GIMPLE Exception Handling)
25162 (@code{GIMPLE_ASSIGN}): Likewise.
25163 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
25164 * doc/invoke.texi (Warning Options, Optimize Options)
25165 (AVR Options, Darwin Options): Likewise.
25166 (Optimize Options): Reformulate -fwhole-program description.
25167 * doc/loop.texi (Lambda): Likewise.
25168 * doc/md.texi (Output Template, Define Constraints)
25169 (Standard Names, Insn Splitting): Likewise.
25170 * doc/options.texi (Option properties): Likewise.
25171 * doc/passes.texi (Tree-SSA passes): Likewise.
25172 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
25173 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
25174 (File Names and DBX): Likewise.
25175 * doc/trouble.texi (Incompatibilities): Likewise.
25177 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25179 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
25180 instruction is correct.
25182 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25184 Allow non-constant arguments to conversion intrinsics.
25185 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
25186 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
25187 * spu.c (print_operand): Handle 'v' and 'w'.
25188 (exp2_immediate_p, spu_gen_exp2): Define.
25189 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
25190 spu_convtf_1): Update parameter descriptions.
25191 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
25192 * constraints.md ('v', 'w'): New.
25193 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
25195 (i2f, I2F): New define_mode_attr.
25196 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
25197 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
25198 fixuns_truncv4sfv4si2): Update to use mode attribute.
25199 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
25200 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
25201 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
25202 patterns for combine.
25204 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
25206 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
25207 (cprop, hoist, pre, store_motion): New debug counters.
25208 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
25209 is not an RTL pass anymore.
25210 (pass_profiling): Remove extern decl for pass removed in 2005.
25211 (pass_gcse, pass_jump_bypass): Remove.
25212 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
25213 to 0 for clean state.
25214 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
25215 * cse.c (gate_handle_cse_after_global_opts,
25216 rest_of_handle_cse_after_global_opts): New functions.
25217 (pass_cse_after_global_opts): New pass, does local CSE.
25218 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
25219 (TV_CPROP): New timevar.
25220 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
25221 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
25222 (gcse_main, recompute_all_luids): Remove.
25223 (compute_hash_table_work): Call max_reg_num instead of reading
25225 (cprop_jump): Don't set run_jump_opt_after_gcse.
25226 (constprop_register): Always allow to alter jumps.
25227 (cprop_insn): Likewise.
25228 (do_local_cprop): Likewise.
25229 (local_cprop_pass): Likewise. Return non-zero if something changed.
25230 (cprop): Remove function, fold interesting bits into one_cprop_pass.
25231 (find_implicit_sets): Add note about missed optimization opportunity.
25232 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
25233 pass_rtl_cprop execute function.
25234 Don't bother tracking the pass number, each pass gets its own dumpfile
25236 Always allow to alter jumpsand bypass jumps.
25237 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
25238 will just find no suitable set.
25239 (pre_edge_insert): Fix dumping, this function is for PRE only.
25240 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
25241 pass_rtl_pre execute function.
25242 (hoist_code): Return non-zero if something changed. Keep track of
25243 substitutions and insertions for statistics gathering similar to PRE.
25244 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
25245 called from the pass_rtl_hoist execute function. Show pass statistics.
25246 (compute_store_table): Use max_reg_num directly instead of using the
25247 formerly global max_gcse_regno.
25248 (build_store_vectors): Likewise.
25249 (replace_store_insn): Fix dumping.
25250 (store_motion): Rename to ...
25251 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
25252 pass, called from the pass_rtl_store_motion execute function. Keep
25253 track of substitutions and insertions for statistics gathering similar
25255 (bypass_jumps): Remove, fold interesting bits into ...
25256 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
25257 from the pass_rtl_cprop execute function.
25258 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
25259 pass_jump_bypass): Remove.
25260 (gate_handle_gcse, rest_of_handle_gcse): Remove.
25261 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
25262 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
25263 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
25264 (gate_rtl_store_motion, execute_rtl_store_motion,
25265 pass_rtl_store_motion): New.
25266 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
25267 make it clear that -fcse-skip-blocks is a no-op for backward compat.
25268 * passes.c (init_optimization_passes): Remove pass_gcse and
25269 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
25270 and cse_after_global_opts in place of pass_gcse. Schedule cprop
25271 instead of pass_jump_bypass.
25273 2009-04-27 Richard Guenther <rguenther@suse.de>
25275 PR middle-end/39928
25276 * gimplify.c (gimplify_expr): If we are required to create
25277 a temporary make sure it ends up as register.
25279 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
25282 * config/i386/i386.c (construct_container): Don't call
25283 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
25284 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
25286 2009-04-27 Michael Matz <matz@suse.de>
25288 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
25289 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
25290 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
25291 (dump_replaceable_exprs): Take a bitmap.
25292 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
25294 (expand_gimple_basic_block): Likewise.
25295 * tree-ssa-ter.c (struct temp_expr_table_d): Make
25296 replaceable_expressions member a bitmap.
25297 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
25298 (mark_replaceable): Likewise.
25299 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
25300 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
25302 2009-04-27 Richard Guenther <rguenther@suse.de>
25304 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
25305 (verify_stmts): Dispatch to gimple/type verification code.
25306 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
25307 issue with call argument types.
25309 2009-04-27 Michael Matz <matz@suse.de>
25311 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
25312 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
25315 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
25316 Eric Botcazou <ebotcazou@adacore.com>
25318 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
25319 a label's basic block.
25320 (mark_target_live_regs): Tidy and rework obsolete comments.
25321 Change back DF problem to LIVE. If a label starts a basic block,
25322 assume that all registers that used to be live then still are.
25323 (init_resource_info): If a label starts a basic block, set its
25324 BLOCK_FOR_INSN accordingly.
25325 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
25327 2009-04-27 Richard Guenther <rguenther@suse.de>
25329 * tree-flow-inline.h (function_ann): Remove.
25330 (get_function_ann): Likewise.
25331 * tree-dfa.c (create_function_ann): Remove.
25332 * tree-flow.h (struct static_var_ann_d): Remove.
25333 (struct function_ann_d): Likewise.
25334 (union tree_ann_d): Remove fdecl member.
25335 (function_ann_t): Remove.
25336 (function_ann, get_function_ann, create_function_ann): Remove
25339 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
25341 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
25343 2009-04-27 Jan Hubicka <jh@suse.cz>
25345 * ipa-pure-const.c (struct funct_state_d): New fields
25346 state_previously_known, looping_previously_known; remove
25347 state_set_in_source.
25348 (analyze_function): Use new fields.
25349 (propagate): Avoid assumption that state_set_in_source imply
25352 * tree-ssa-loop-niter.c (finite_loop_p): New function.
25353 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
25354 * cfgloop.h (finite_loop_p): Declare.
25356 2009-04-26 Michael Matz <matz@suse.de>
25358 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
25360 2009-04-26 Michael Matz <matz@suse.de>
25362 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
25363 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
25364 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
25365 pass_mark_used_blocks): Remove.
25366 * tree-optimize.c (pass_free_datastructures,
25367 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
25368 * passes.c (init_optimization_passes): Don't call
25369 pass_mark_used_blocks, remove dead code.
25371 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
25373 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
25374 * tree-ssa-live.h (register_ssa_partition): Likewise.
25376 2009-04-26 Michael Matz <matz@suse.de>
25379 * builtins.c (fold_builtin_next_arg): Handle SSA names.
25380 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25381 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25383 (compare_pairs): Swap cost comparison.
25384 (coalesce_ssa_name): Don't use change_partition_var.
25385 * tree-nrv.c (struct nrv_data): Add modified member.
25386 (finalize_nrv_r): Set it.
25387 (tree_nrv): Use it to update statements.
25388 (pass_nrv): Require PROP_ssa.
25389 * tree-mudflap.c (mf_decl_cache_locals,
25390 mf_build_check_statement_for): Use make_rename_temp.
25391 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25392 * alias.c (find_base_decl): Handle SSA names.
25393 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
25394 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
25395 * rtl.h (set_reg_attrs_for_parm): Declare.
25396 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25397 to "optimized", remove unused locals at finish.
25398 (execute_free_datastructures): Make global, call
25399 delete_tree_cfg_annotations.
25400 (execute_free_cfg_annotations): Don't call
25401 delete_tree_cfg_annotations.
25403 * ssaexpand.h: New file.
25404 * expr.c (toplevel): Include ssaexpand.h.
25405 (expand_assignment): Handle SSA names the same as register variables.
25406 (expand_expr_real_1): Expand SSA names.
25407 * cfgexpand.c (toplevel): Include ssaexpand.h.
25408 (SA): New global variable.
25409 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25410 (SSAVAR): New macro.
25411 (set_rtl): New helper function.
25412 (add_stack_var): Deal with SSA names, use set_rtl.
25413 (expand_one_stack_var_at): Likewise.
25414 (expand_one_stack_var): Deal with SSA names.
25415 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25416 before unique numbers.
25417 (expand_stack_vars): Use set_rtl.
25418 (expand_one_var): Accept SSA names, add asserts for them, feed them
25419 to above subroutines.
25420 (expand_used_vars): Expand all partitions (without default defs),
25421 then only the local decls (ignoring those expanded already).
25422 (expand_gimple_cond): Remove edges when jumpif() expands an
25423 unconditional jump.
25424 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25425 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25427 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25428 members of SA; deal with PARM_DECL partitions here; expand
25429 all PHI nodes, free tree datastructures and SA. Commit instructions
25430 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25431 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25432 info and statements at start, collect garbage at finish.
25433 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25434 (VAR_ANN_PARTITION) Remove.
25435 (change_partition_var): Don't declare.
25436 (partition_to_var): Always return SSA names.
25437 (var_to_partition): Only accept SSA names.
25438 (register_ssa_partition): Only check argument.
25439 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25441 (delete_var_map): Don't free it.
25442 (var_union): Only accept SSA names, simplify.
25443 (partition_view_init): Mark only useful SSA names as used.
25444 (partition_view_fini): Only deal with SSA names.
25445 (change_partition_var): Remove.
25446 (dump_var_map): Use ssa_name instead of partition_to_var member.
25447 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25449 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25450 (struct _elim_graph): New member const_dests; nodes member vector of
25452 (set_location_for_edge): New static helper.
25453 (create_temp): Remove.
25454 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25455 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25456 (new_elim_graph): Allocate const_dests member.
25457 (clean_elim_graph): Truncate const_dests member.
25458 (delete_elim_graph): Free const_dests member.
25459 (elim_graph_size): Adapt to new type of nodes member.
25460 (elim_graph_add_node): Likewise.
25461 (eliminate_name): Likewise.
25462 (eliminate_build): Don't take basic block argument, deal only with
25463 partition numbers, not variables.
25464 (get_temp_reg): New static helper.
25465 (elim_create): Use it, deal with RTL temporaries instead of trees.
25466 (eliminate_phi): Adjust all calls to new signature.
25467 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25468 (rewrite_trees): Only do checking.
25469 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25470 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25471 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25472 contains_tree_r, MAX_STMTS_IN_LATCH,
25473 process_single_block_loop_latch, analyze_edges_for_bb,
25474 perform_edge_inserts): Remove.
25475 (expand_phi_nodes): New global function.
25476 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25477 functions, initialize new parameter, remember partitions having a
25479 (finish_out_of_ssa): New global function.
25480 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25481 don't reset in_ssa_p here, don't disable TER when mudflap.
25482 (pass_del_ssa): Remove.
25483 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25485 (execute_free_datastructures): Declare.
25486 * Makefile.in (SSAEXPAND_H): New variable.
25487 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25488 * basic-block.h (commit_one_edge_insertion): Declare.
25489 * passes.c (init_optimization_passes): Move pass_nrv and
25490 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25491 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25492 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25493 (redirect_branch_edge): Deal with super block when expanding, split
25494 out jump patching itself into ...
25495 (patch_jump_insn): ... here, new static helper.
25497 2009-04-26 Michael Matz <matz@suse.de>
25499 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25500 beyond num_ssa_names.
25501 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25502 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25504 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25506 PR inline-asm/39543
25507 * fwprop.c (forward_propagate_asm): New function.
25508 (forward_propagate_and_simplify): Propagate also into __asm, if it
25509 doesn't increase the number of referenced registers.
25512 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25514 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25516 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25517 note_nonlocal_vla_type for nonlocal VLAs.
25518 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25519 contains_remapped_vars, remap_vla_decls): New functions.
25520 (convert_nonlocal_reference_stmt): If not optimizing, call
25521 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25522 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25523 if it wasn't found in var_map.
25524 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25525 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25526 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25528 * gimplify.c (nonlocal_vlas): New variable.
25529 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25531 (gimplify_body): Create and destroy nonlocal_vlas.
25533 * dwarf2out.c (loc_descr_plus_const): New function.
25534 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25535 mem_loc_descriptor, loc_descriptor_from_tree_1,
25536 descr_info_loc, gen_variable_die): Use it.
25538 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25539 !TREE_STATIC VAR_DECLs.
25540 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25541 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25542 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25543 DECL_BY_REFERENCE is valid.
25544 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25545 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25546 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25547 Copy DECL_BY_REFERENCE.
25548 (struct nesting_copy_body_data): New type.
25549 (nesting_copy_decl): New function.
25550 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25551 if they have variable length.
25553 2009-04-26 Michael Matz <matz@suse.de>
25555 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25556 mark new temporaries for renaming.
25558 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25561 * c-decl.c (global_bindings_p): Return negative value.
25562 (c_variable_size): New. Based on variable_size from
25564 (grokdeclarator): Call c_variable_size not variable_size.
25566 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25568 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25570 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25572 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25573 Redefine it to just use mingw/include.
25574 (ASM_SPEC): Rules for -m32 and -m64.
25575 (LINK_SPEC): Use Likewise.
25576 (SPEC_32): New define.
25577 (SPEC_64): Likewise.
25578 (SUB_LINK_SPEC): Likewise.
25579 (MULTILIB_DEFAULTS): New define.
25580 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25581 Add multilib options.
25582 (MULTILIB_DIRNAMES): Likewise.
25583 (MULTILIB_OSDIRNAMES): Likewise.
25584 (LIBGCC): Likewise.
25585 (INSTALL_LIBGCC): Likewise.
25587 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25590 * c-tree.h (enum c_inline_static_type): New.
25591 (record_inline_static): Declare.
25592 * c-decl.c (struct c_inline_static, c_inline_statics,
25593 record_inline_static, check_inline_statics): New.
25594 (pop_file_scope): Call check_inline_statics.
25595 (start_decl): Call record_inline_static instead of pedwarning
25596 directly for static in inline function.
25597 * c-typeck.c (build_external_ref): Call record_inline_static
25598 instead of pedwarning directly for static referenced in inline
25601 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25603 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25604 not new but only being rescanned.
25605 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25606 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25607 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25608 record_set_info, compute_set, grealloc): Remove.
25609 (recompute_all_luids): New function.
25610 (gcse_main): Don't compute sets, and don't do related memory
25611 allocations/free-ing. If something changed before the end of the
25612 pass, update LUIDs using recompute_all_luids.
25613 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25614 (free_gcse_mem): Don't free it either.
25615 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25616 Use the df insn LUIDs.
25617 (load_killed_in_block): Likewise.
25618 (compute_hash_table_work): Don't compute reg_set_in_block.
25619 (compute_transp): Use DF_REG_DEF_CHAINs.
25620 (local_cprop_pass): Don't use compute_sets and related functions.
25621 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25622 Use get_max_uid() instead of max_cuid.
25623 (insert_insn_end_basic_block, pre_insert_copy_insn,
25624 update_ld_motion_stores): Don't try to
25625 keep reg_set tables up to date.
25626 (pre_insert_copies): Use df insn LUIDs.
25627 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25628 (reg_set_info): Don't use extra bitmap argument.
25629 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25630 information to compute regs_set_in_block.
25631 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25632 (bypass_jumps): Don't use compute_sets and friends.
25634 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25637 * opts.c (undocumented_msg): Do not leave blank even with
25640 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25642 * c-decl.c (build_enumerator): Allow values folding to integer
25643 constants but not integer constant expressions with a pedwarn if
25646 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25649 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25650 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
25651 type is an integer constant.
25653 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25656 * config/i386/i386.c (print_operand) ['z']: Revert handling of
25659 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25662 * c-decl.c (grokdeclarator): Diagnose declarations of functions
25663 with variably modified return type and no storage class
25664 specifiers, except for the case of nested functions. Distinguish
25665 extern declarations of functions with variably modified return
25666 types from those of objects with variably modified types.
25668 2009-04-25 Jan Hubicka <jh@suse.cz>
25670 * tree.c (list_equal_p): New function.
25671 * tree.h (list_equal_p): Declare.
25672 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25673 basic_block_def, basic_block, const_basic_block): New.
25674 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
25675 (redirect_eh_edge): New function.
25676 (make_eh_edge_update_phi): EH edges are not abnormal.
25677 * except.c: Include tree-flow.h.
25678 (list_match): New function.
25679 (eh_region_replaceable_by_p): New function.
25680 (replace_region): New function.
25681 (hash_type_list): New function.
25682 (hash_eh_region): New function.
25683 (eh_regions_equal_p): New function.
25684 (merge_peers): New function.
25685 (remove_unreachable_regions): Verify EH tree when checking;
25687 (copy_eh_region_1): New function.
25688 (copy_eh_region): New function.
25689 (push_reachable_handler): New function.
25690 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
25691 regions without label but with live RESX.
25692 * except.h (redirect_eh_edge_to_label): New.
25693 * tree-flow.h (redirect_eh_edge): New.
25694 * coretypes.h (edge_def, edge, const_edge, basic_block_def
25695 basic_block_def, basic_block, const_basic_block): Remove.
25696 * Makefile.in (except.o): Add dependency on tree-flow.h
25697 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
25698 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
25701 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
25704 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
25705 on the destination of memcpy.
25707 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
25709 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
25710 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
25711 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
25713 2009-04-25 Jan Hubicka <jh@suse.cz>
25715 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
25716 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
25717 to be reached by different label than left.
25718 (update_eh_edges): Update comment; remove edge_to_remove if possible
25719 and return true if suceeded.
25720 (cleanup_empty_eh): Accept sharing map; handle shared regions.
25721 (cleanup_eh): Compute sharing map.
25722 * except.c (remove_eh_handler_and_replace): Add argument if we should
25724 (remove_unreachable_regions): Update for label sharing.
25725 (label_to_region_map): Likewise.
25726 (get_next_region_sharing_label): New function.
25727 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
25729 (remove_eh_handler): Update.
25730 (remove_eh_region_and_replace_by_outer_of): New function.
25731 * except.h (struct eh_region): Add next_region_sharing_label.
25732 (remove_eh_region_and_replace_by_outer_of,
25733 get_next_region_sharing_label): Declare.
25734 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
25736 2009-04-25 Jan Hubicka <jh@suse.cz>
25738 * tree-cfg.c (split_critical_edges): Split also edges where we can't
25739 insert code even if they are not critical.
25741 2009-04-25 Jan Hubicka <jh@suse.cz>
25743 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25744 (gimple_can_remove_branch_p): EH edges won't remove branch by
25746 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
25747 updating of non-abnormal EH edges.
25748 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
25749 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
25750 (split_critical_edges): Split also edges where emitting code on them
25751 will lead to splitting later.
25753 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
25754 H.J. Lu <hongjiu.lu@intel.com>
25757 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
25758 the configured assembler supports fildq and fistpq mnemonics.
25759 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
25760 * configure: Regenerated.
25761 * config.in: Ditto.
25763 * config/i386/i386.c (print_operand): Handle 'Z'.
25764 ['z']: Remove handling of special fild/fist suffixes.
25765 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
25766 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
25767 suffix of fild insn.
25768 (*floatsi<mode>2_vector_mixed): Ditto.
25769 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
25770 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
25771 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
25772 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
25773 * config/i386/gas.h (GAS_MNEMONICS): Remove.
25775 2009-04-25 Ben Elliston <bje@au.ibm.com>
25777 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
25778 the source of a set operation.
25780 2009-04-25 Anatoly Sokolov <aesok@post.ru>
25782 * target.h (struct gcc_target): Add case_values_threshold field.
25783 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
25784 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
25785 * targhooks.c (default_case_values_threshold): New function.
25786 * targhooks.h (default_case_values_threshold): Declare function.
25787 * stmt.c (expand_case): Use case_values_threshold target hook.
25788 * expr.h (case_values_threshold): Remove declartation.
25789 * expr.c (case_values_threshold): Remove function.
25790 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
25792 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
25793 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25794 (avr_case_values_threshold): Declare as static.
25795 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
25797 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
25798 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
25799 (mn10300_case_values_threshold): New function.
25801 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25803 * ira.c (setup_cover_and_important_classes): Add enum cast.
25805 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
25807 * genpreds.c (write_enum_constraint_num): Output definition of
25808 CONSTRAINT_NUM_DEFINED_P macro.
25809 * ira.c (setup_cover_and_important_classes): Use
25810 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
25812 2009-04-24 DJ Delorie <dj@redhat.com>
25814 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
25815 __SH2A_SINGLE_ONLY__ also.
25817 2009-04-24 Steve Ellcey <sje@cup.hp.com>
25819 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
25820 (movdf_internal): Ditto.
25821 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
25822 SFmode and DFmode constants.
25823 (ia64_print_operand): Add 'G' format for printing
25824 floating point constants.
25826 2009-04-24 Richard Guenther <rguenther@suse.de>
25828 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
25829 from unsigned additions.
25831 2009-04-24 Joseph Myers <joseph@codesourcery.com>
25833 * c-typeck.c (set_init_index): Allow array designators that are
25834 not integer constant expressions with a pedwarn if pedantic.
25836 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25838 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
25839 zero if no overlap in nonzero bits between the operands.
25841 2009-04-24 Ian Lance Taylor <iant@google.com>
25843 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
25844 (record_dead_and_set_regs): Likewise.
25845 * df.h (struct df_mw_hardreg): Change flags field to int.
25846 (struct df_base_ref): Likewise.
25847 (struct df): Change changeable_flags field to int.
25848 * df-scan.c (df_defs_record): Change clobber_flags to int.
25849 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
25850 constants rather than #define macros.
25851 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
25852 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
25853 (enum dwarf_calling_convention): Likewise.
25854 (enum dwarf_line_number_x_ops): Likewise.
25855 (enum dwarf_call_frame_info): Likewise.
25856 (enum dwarf_source_language): Likewise.
25857 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
25858 (add_calling_convention_attribute): Likewise.
25859 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
25860 (combine_comparisons): Change compcode to int. Add cast to enum type.
25861 * genrecog.c (maybe_both_true_2): Change c to int.
25862 (write_switch): Likewise. Add cast to enum type.
25863 * gimplify.c (gimplify_omp_for): Handle return values from
25864 gimplify_expr using MIN rather than bitwise or.
25865 (gimplify_expr): Add cast to enum type.
25866 * ipa-prop.c (update_jump_functions_after_inlining): Change
25867 IPA_BOTTOM to IPA_JF_UNKNOWN.
25868 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
25869 Add casts to enum type.
25870 (setup_cover_and_important_classes): Change cl to int. Add casts
25872 (setup_class_translate): Change cl and mode to int.
25873 (ira_init_once): Change mode to int.
25874 (free_register_move_costs): Likewise.
25875 (setup_prohibited_mode_move_regs): Add casts to enum type.
25876 * langhooks.c (add_builtin_function_common): Rework assertion that
25877 value fits bitfield.
25878 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
25879 * omega.c (omega_do_elimination): Avoid math on enum types.
25880 * optabs.c (expand_vec_shift_expr): Remove casts to int.
25881 * opts.c (set_debug_level): Change 2 to enum constant. Use new
25882 int local to handle integral_argment value.
25883 * regmove.c (try_auto_increment): Change PUT_MODE to
25885 * reload.c (push_secondary_reload): Add casts to enum type.
25886 (secondary_reload_class, find_valid_class): Likewise.
25887 * reload1.c (emit_input_reload_insns): Likewise.
25888 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
25889 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
25890 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
25892 * tree.c (build_common_builtin_nodes): Add casts to enum type.
25893 * tree-complex.c (complex_lattice_t): Typedef to int rather than
25895 (expand_complex_libcall): Add casts to enum type.
25896 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
25897 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
25898 with ERROR_MARK, not NUM_TREE_CODES.
25899 (vect_create_epilog_for_reduction): Likewise.
25900 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
25901 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
25902 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
25904 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
25905 vect_unused_in_loop. Change 0 to loop_vect.
25906 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
25907 * var-tracking.c (get_init_value): Change return type to enum
25909 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
25910 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
25912 (arm_override_options): Add casts to enum type.
25913 (arm_emit_tls_decoration): Likewise.
25914 * config/i386/i386.c (ix86_function_specific_restore): Add casts
25916 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
25917 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
25918 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
25920 * config/s390/s390.c (code_for_builtin_64): Change to array of
25922 (code_for_builtin_31): Likewise.
25923 (s390_expand_builtin): Change code_for_builtin to enum insn_code
25925 * config/sparc/sparc.c (sparc_override_options): Change value
25926 field in struct code_model to enum cmodel. In initializer change
25927 0 to NULL and add cast to enum type.
25929 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
25930 Change all callers. Issue a -Wc++-compat warning using
25931 lhs_origtype if necessary.
25932 (convert_for_assignment): Issue -Wc++-compat warnings about
25933 invalid conversions to enum type on assignment.
25934 * c-common.h (build_modify_expr): Update declaration.
25936 2009-04-24 Nick Clifton <nickc@redhat.com>
25938 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
25939 (function_arg_advance): Likewise.
25940 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
25943 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
25945 * config/s390/constraints.md ('I', 'J'): Fix condition.
25947 2009-04-24 Diego Novillo <dnovillo@google.com>
25949 * gengtype-parse.c (parse_error): Add newline after message.
25951 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
25953 * config/i386/sse.md (avxmodesuffixs): Removed.
25954 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
25955 (*avx_pinsr<ssevecsize>): This.
25957 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
25959 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
25960 follow chains of regs with a single definition, and allow expressions
25961 that are function_invariant_p.
25962 (simple_rhs_p): Allow expressions that are function_invariant_p.
25964 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
25966 PR middle-end/39867
25967 * fold-const.c (fold_cond_expr_with_comparison): When folding
25968 > and >= to MAX, make sure the MAX uses the same type as the
25969 comparison's operands.
25971 2009-04-24 Nick Clifton <nickc@redhat.com>
25973 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
25974 addressing for DImode accesses.
25975 (frv_print_operand_address): Handle PLUS case.
25976 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
25978 2009-04-24 Jakub Jelinek <jakub@redhat.com>
25980 PR rtl-optimization/39794
25981 * alias.c (canon_true_dependence): Add x_addr argument.
25982 * rtl.h (canon_true_dependence): Adjust prototype.
25983 * cse.c (check_dependence): Adjust canon_true_dependence callers.
25984 * cselib.c (cselib_invalidate_mem): Likewise.
25985 * gcse.c (compute_transp): Likewise.
25986 * dse.c (scan_reads_nospill): Likewise.
25987 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
25988 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
25989 canon_base_addr of the group, plus optional offset.
25990 (struct group_info): Rename canon_base_mem to
25992 (get_group_info): Set canon_base_addr to canon_rtx of base, not
25993 canon_rtx of base_mem.
25995 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
25997 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
25998 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
26000 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26002 * config/spu/spu-builtins.h: Delete file.
26004 * config/spu/spu.h (enum spu_builtin_type): Move here from
26006 (struct spu_builtin_description): Likewise. Add GTY marker.
26007 Do not use enum spu_function_code or enum insn_code.
26008 (spu_builtins): Add extern declaration.
26010 * config/spu/spu.c: Do not include "spu-builtins.h".
26011 (enum spu_function_code, enum spu_builtin_type_index,
26012 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
26013 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
26014 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
26015 unsigned_V2DI_type_node): Move here from spu-builtins.h.
26016 (spu_builtin_types): Make static. Add GTY marker.
26017 (spu_builtins): Add extern declaration with GTY marker.
26018 Include "gt-spu.h".
26020 * config/spu/spu-c.c: Do not include "spu-builtins.h".
26021 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
26022 Check programmatically whether all parameters are scalar.
26024 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
26026 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
26028 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
26029 assignment from the constructor either if the target is volatile.
26031 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
26033 * config/arm/arm.md (insv): Do not share operands[0].
26035 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
26037 * config/vxlib-tls.c (active_tls_threads): Delete.
26038 (delete_hook_installed): New.
26039 (tls_delete_hook): Don't delete the delete hook.
26040 (tls_destructor): Delete it here.
26041 (__gthread_set_specific): Adjust installing the delete hook.
26042 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
26043 __gthread_leave_tsd_dtor_context.
26045 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
26047 * c-format.c (gcc_tdiag_char_table): Add support for %E.
26049 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
26051 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
26053 (alpha_rtx_costs): Ditto.
26054 (emit_unlikely_jump): Use add_reg_note.
26055 (emit_frame_store_1): Ditto.
26056 (alpha_expand_prologue): Ditto.
26057 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26058 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
26060 2009-04-23 Nick Clifton <nickc@redhat.com>
26062 * config/v850/v850.md (epilogue): Remove suppressed code.
26063 (return): Rename to return_simple and remove test of frame size.
26064 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
26065 to gen_return_simple.
26067 2009-04-22 Jing Yu <jingyu@google.com>
26070 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
26072 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
26075 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
26076 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
26077 value is a VECTOR_CST, the element type is the element type of the
26080 2009-04-22 DJ Delorie <dj@redhat.com>
26082 * config/m32c/m32c.h: Update GTY annotations to new syntax.
26084 2009-04-22 Jakub Jelinek <jakub@redhat.com>
26086 * alias.c (find_base_term): Move around LO_SUM case, so that
26087 CONST falls through into PLUS/MINUS handling.
26090 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
26091 into 0, use omit_one_operand.
26093 2009-04-23 Ben Elliston <bje@au.ibm.com>
26095 * config/rs6000/linux-unwind.h (get_regs): Remove type
26096 puns. Change the type of `pc' to an array of unsigned ints and
26097 update all users. Constify frame24.
26099 2009-04-22 DJ Delorie <dj@redhat.com>
26101 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
26102 declarations before code.
26103 (current_function_special_page_vector): Likewise.
26104 (m32c_expand_insv): Silence a warning.
26106 2009-04-21 Taras Glek <tglek@mozilla.com>
26108 * alias.c: Update GTY annotations to new syntax.
26109 * basic-block.h: Likewise.
26110 * bitmap.h: Likewise.
26111 * c-common.h: Likewise.
26112 * c-decl.c: Likewise.
26113 * c-parser.c: Likewise.
26114 * c-pragma.c: Likewise.
26115 * c-tree.h: Likewise.
26116 * cfgloop.h: Likewise.
26117 * cgraph.h: Likewise.
26118 * config/alpha/alpha.c: Likewise.
26119 * config/arm/arm.h: Likewise.
26120 * config/avr/avr.h: Likewise.
26121 * config/bfin/bfin.c: Likewise.
26122 * config/cris/cris.c: Likewise.
26123 * config/darwin.c: Likewise.
26124 * config/frv/frv.c: Likewise.
26125 * config/i386/i386.c: Likewise.
26126 * config/i386/i386.h: Likewise.
26127 * config/i386/winnt.c: Likewise.
26128 * config/ia64/ia64.h: Likewise.
26129 * config/iq2000/iq2000.c: Likewise.
26130 * config/mips/mips.c: Likewise.
26131 * config/mmix/mmix.h: Likewise.
26132 * config/pa/pa.c: Likewise.
26133 * config/pa/pa.h: Likewise.
26134 * config/rs6000/rs6000.c: Likewise.
26135 * config/s390/s390.c: Likewise.
26136 * config/sparc/sparc.c: Likewise.
26137 * config/xtensa/xtensa.c: Likewise.
26138 * cselib.h: Likewise.
26139 * dbxout.c: Likewise.
26140 * dwarf2out.c: Likewise.
26141 * except.c: Likewise.
26142 * except.h: Likewise.
26143 * fixed-value.h: Likewise.
26144 * function.c: Likewise.
26145 * function.h: Likewise.
26146 * gimple.h: Likewise.
26147 * integrate.c: Likewise.
26148 * optabs.c: Likewise.
26149 * output.h: Likewise.
26150 * real.h: Likewise.
26152 * stringpool.c: Likewise.
26153 * tree-data-ref.c: Likewise.
26154 * tree-flow.h: Likewise.
26155 * tree-scalar-evolution.c: Likewise.
26156 * tree-ssa-address.c: Likewise.
26157 * tree-ssa-alias.h: Likewise.
26158 * tree-ssa-operands.h: Likewise.
26159 * tree.c: Likewise.
26160 * tree.h: Likewise.
26161 * varasm.c: Likewise.
26162 * varray.h: Likewise.
26164 * coretypes.h: Do not define GTY macro if it is already defined.
26165 * doc/gty.texi: Update GTY documentation to new syntax.
26166 * gengtype-lex.l: Enforce attribute-like syntax for GTY
26167 annotations on structs.
26168 * gengtype-parse.c: Likewise.
26170 2009-04-22 Mark Heffernan <meheff@google.com>
26172 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
26174 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
26176 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
26179 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
26181 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
26182 the same as a PLUS without a shift. Increase the cost of a
26185 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26187 * Makefile.in: Update dependencies.
26188 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
26189 * errors.h: Remove bogus comment about compatibility.
26190 (warning): Update declaration.
26191 * genautomata.c: Update all calls to warning.
26192 * gimple.c: Do not include errors.h. Include toplev.h.
26193 * tree-ssa-structalias.c: Do not include errors.h.
26194 * omega.c: Likewise.
26195 * tree-ssa-reassoc.c: Likewise.
26196 * config/spu/spu-c.c: Likewise.
26197 * config/spu/t-spu-elf: Update dependencies.
26199 2009-04-22 Richard Guenther <rguenther@suse.de>
26201 PR tree-optimization/39824
26202 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
26203 make sure the types are compatible.
26205 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26208 * c-common.c (c_parse_error): Take a token_flags parameter.
26209 Use token_type for the token type instead.
26210 Pass token_flags to cpp_type2name.
26211 * c-common.h (c_parse_error): Update declaration.
26212 * c-parser.c (c_parser_error): Pass 0 as token flags.
26214 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
26216 PR rtl-optimization/39580
26217 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
26219 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26221 * function.c (expand_function_end): Do not emit a jump to the "naked"
26222 return label for fall-through returns.
26223 * except.c (sjlj_emit_function_exit): Always place the call to the
26224 unregister function at the location installed by expand_function_end.
26226 2009-04-22 Richard Guenther <rguenther@suse.de>
26228 PR tree-optimization/39845
26229 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
26230 (gen_inbound_check): Likewise.
26232 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
26234 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
26236 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
26237 * config/vxlib.c (__gthread_once): Add race guard for PPC.
26239 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26241 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
26242 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
26243 shift counts to avoid out-of-bounds array accesses.
26245 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26247 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
26248 (Pmode): Move above.
26250 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
26252 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
26253 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
26254 GET_CODE macro. Use IN_RANGE macro where appropriate.
26255 * config/alpha/alpha.h: Ditto.
26256 * config/alpha/alpha.md: Ditto.
26257 * config/alpha/constraints.md: Ditto.
26258 * config/alpha/predicates.md: Ditto.
26260 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26262 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
26263 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26264 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26265 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26266 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26267 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26268 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26269 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26270 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26271 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26272 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26273 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26274 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26275 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26276 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26277 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26278 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26279 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26280 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26281 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26282 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26283 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26284 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26285 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26286 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26287 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26288 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26290 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
26292 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
26293 references from comments.
26294 * cfgbuild.c (count_basic_blocks): Delete.
26295 (find_basic_blocks_1): Delete.
26296 (find_basic_blocks): Delete.
26297 * except.c (finish_eh_generation): Make static. Move comment from
26298 except.h here. Remove find_basic_blocks references from comments.
26299 * except.h (finish_eh_generation): Delete.
26300 * basic-block.h (find_basic_blocks): Delete.
26301 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
26303 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
26305 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
26306 (sdbout_parms): Likewise.
26308 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
26310 * config/sh/sh.c (prepare_cbranch_operands): Use
26311 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
26312 (expand_cbranchdi4): Likewise.
26313 (from_compare): Add cast to enum type.
26314 (expand_cbranchsi4): Use add_reg_note.
26315 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
26316 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
26317 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
26318 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26319 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
26320 instead of CODE_FOR_nothing.
26321 (cbranchdi4): Likewise. Fix the order of arguments for
26323 (push_fpscr): Use add_reg_note.
26324 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
26325 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
26327 2009-04-21 Joseph Myers <joseph@codesourcery.com>
26329 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
26330 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26331 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26332 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
26333 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
26334 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
26335 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
26336 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
26337 config/alpha/x-vms, config/arc/t-arc,
26338 config/arm/README-interworking, config/arm/arm-c.c,
26339 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
26340 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
26341 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
26342 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
26343 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
26344 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
26345 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
26346 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
26347 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
26348 config/cris/t-elfmulti, config/crx/t-crx,
26349 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
26350 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
26351 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
26352 config/h8300/t-h8300, config/i386/athlon.md,
26353 config/i386/darwin-libgcc.10.4.ver,
26354 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
26355 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
26356 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
26357 config/i386/t-linux64, config/i386/t-nwld,
26358 config/i386/t-rtems-i386, config/i386/t-sol2-10,
26359 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
26360 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
26361 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
26362 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
26363 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
26364 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
26365 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
26366 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
26367 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
26368 config/m68k/t-uclinux, config/mcore/t-mcore,
26369 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
26370 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
26371 config/mips/crtn.asm, config/mips/irix-crti.asm,
26372 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
26373 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
26374 config/mips/mips-fixed.md, config/mips/sb1.md,
26375 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
26376 config/mips/t-iris6, config/mips/t-isa3264,
26377 config/mips/t-libgcc-mips16, config/mips/t-linux64,
26378 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
26379 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26380 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26381 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26382 config/mn10300/t-linux, config/mn10300/t-mn10300,
26383 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26384 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26385 config/picochip/libgccExtras/clzsi2.asm,
26386 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26387 config/rs6000/darwin-libgcc.10.4.ver,
26388 config/rs6000/darwin-libgcc.10.5.ver,
26389 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26390 config/rs6000/t-aix43, config/rs6000/t-aix52,
26391 config/rs6000/t-darwin, config/rs6000/t-fprules,
26392 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26393 config/rs6000/t-lynx, config/rs6000/t-netbsd,
26394 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26395 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26396 config/rs6000/t-rtems, config/rs6000/t-spe,
26397 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26398 config/score/t-score-elf, config/sh/divcost-analysis,
26399 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26400 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26401 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26402 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26403 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26404 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26405 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26406 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26407 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26408 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26409 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26410 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26411 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26412 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26413 * config/h8300/genmova.sh: Include copyright and license notices
26414 in generated output.
26415 * config/h8300/mova.md: Regenerate.
26416 * doc/install.texi2html: Include word "Copyright" in copyright
26417 notice and use name "Free Software Foundation, Inc.".
26418 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26419 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26420 ChangeLog-2007, ChangeLog-2008: Correct dates.
26422 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26424 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26425 NE_EXPR operations as well.
26426 * c-parser.c (c_parser_condition): Do not set location information on
26428 (c_parser_conditional_expression): Likewise.
26429 (c_parser_binary_expression): Set location information on operators.
26430 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26431 TRUTH_NOT_EXPR has been folded.
26432 * fold-const.c (fold_truth_not_expr): Copy location information from
26433 the incoming expression to the outgoing one.
26434 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26435 recursive calls on the LHS of the operator but pass that of the
26436 operator to recursive calls on the RHS of the operator. Set it
26438 (shortcut_cond_expr): Set the locus of the operator on the second
26439 COND_EXPR and that of the expression on the first in degenerate cases.
26440 Pass the locus of the expression to calls to shortcut_cond_r.
26441 Set the locus of the 'then' block on the associated jump, if any.
26442 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26443 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26444 expression to call to gimplify_boolean_expr.
26446 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26448 * config.gcc: Add additional configuration for
26449 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26450 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26451 (CPP_SPEC): Redefine for allowing -municode option.
26452 (STARTFILE_SPEC): Likewise.
26453 * config/i386/t-mingw-w64: New.
26454 * config/i386/mingw-w64.opt: New.
26455 (municode): Add new target option.
26456 * doc/invoke.texi (municode): Add documentation for new option.
26458 2009-04-21 Ian Lance Taylor <iant@google.com>
26460 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26461 Correct test for number of arguments.
26462 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26464 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26466 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26467 argument of emit_library_call.
26469 2009-04-21 Richard Guenther <rguenther@suse.de>
26471 PR middle-end/39829
26472 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26473 inside VIEW_CONVERT_EXPRs.
26475 2009-04-21 Martin Jambor <mjambor@suse.cz>
26477 * tree-switch-conversion.c (build_constructors): Split a long line.
26478 (constructor_contains_same_values_p): New function.
26479 (build_one_array): Create assigns of constants if possible, do not
26480 call mark_sym_for_renaming, call update_stmt.
26481 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26482 make_rename_temp. Do not call mark_symbols_for_renaming, call
26484 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26485 find_new_referenced_vars, call update_stmt.
26486 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26487 instead of calling make_rename_temp. Do not call
26488 find_new_referenced_vars or mark_symbols_for_renaming, call
26491 2009-04-21 Richard Guenther <rguenther@suse.de>
26493 PR tree-optimization/39827
26494 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26495 (tree_ssa_phiprop): Pass the correct array size.
26497 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26499 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26501 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26504 * c-typeck.c (lvalue_p): Move declaration ...
26505 * c-common.h (lvalue_p): ... to here.
26506 * c-common.c (candidate_equal_p): New.
26507 (add_tlist): Use it.
26508 (merge_tlist): Use it.
26509 (warn_for_collisions_1): Likewise.
26510 (warning_candidate_p): Accept more candidates.
26511 (verify_tree): A warning candidate can be an expression. Use
26514 2009-04-21 Ben Elliston <bje@au.ibm.com>
26517 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26518 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26519 options. Remove -mcall-solaris documentation.
26521 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26524 * doc/invoke.texi (-Wlong-long): Update description.
26525 * c-lex (interpret_integer): Only warn if there was no previous
26526 overflow and -Wlong-long is enabled.
26527 * c-decl.c (declspecs_add_type): Drop redundant flags.
26528 * c.opt (Wlong-long): Init to -1.
26529 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26530 and front-end warn_long_long. Wlong-long only depends on other
26531 flags if it is uninitialized.
26532 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26533 the same for CPP and FE.
26534 (restore_extension_diagnostics): Likewise.
26536 2009-04-20 Ian Lance Taylor <iant@google.com>
26538 Fix enum conversions which are invalid in C++:
26539 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26540 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26541 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26542 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26543 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26544 (dbxout_parms): Likewise.
26545 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26546 (df_clear_flags): Likewise.
26547 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26548 top_flag parameter to int.
26549 (df_chain_create_bb_process_use): Likewise.
26550 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26552 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26553 (df_ref_create_structure, df_def_record_1): Likewise.
26554 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26555 (df_notes_rescan): Change 0 to VOIDmode in function call.
26556 (df_get_call_refs, df_insn_refs_collect): Likewise.
26557 (df_bb_regs_collect): Likewise.
26558 (df_entry_block_defs_collect): Likewise.
26559 (df_exit_block_uses_collect): Likewise.
26560 * df.h: Update declarations.
26561 * double-int.c (double_int_divmod): Add cast to enum type.
26562 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26563 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26564 (based_loc_descr): Likewise.
26565 (loc_descriptor_from_tree_1): Change first_op and second_op to
26566 enum dwarf_location_atom. Add cast to enum type.
26567 * expmed.c (init_expmed): Change 0 to SET in function call.
26568 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26569 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26570 (do_store_flag): Likewise.
26571 * fixed-value.h (struct fixed_value): Change mode to enum
26573 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26574 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26576 (insert_insn_decl, insert_decl, insert_state): Likewise.
26577 (automata_list_finish): Likewise.
26578 * genrecog.c (process_define_predicate): Add cast to enum type.
26579 * gensupport.c (init_predicate_table): Add cast to enum type.
26580 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26582 (gimple_build_call_1, gimple_build_label): Likewise.
26583 (gimple_build_goto, gimple_build_asm_1): Likewise.
26584 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26585 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26586 (enum fallback): Rename from enum fallback_t.
26587 (fallback_t): Typedef as int.
26588 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26589 GSI_SAME_STMT in function call.
26590 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26592 (setup_reg_class_relations): Likewise.
26593 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26594 (setup_prohibited_class_mode_regs): Add cast to enum type.
26595 (setup_prohibited_mode_move_regs): Likewise.
26596 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26597 (record_address_regs): Change i to enum reg_class.
26598 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26599 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26600 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26601 (GET_MODE_2XWIDER_MODE): Likewise.
26602 (GET_CLASS_NARROWEST_MODE): Likewise.
26603 * omp-low.c (expand_omp_for): Add cast to enum type.
26604 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26605 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26606 * postreload.c (reload_cse_simplify_operands): Change rclass local
26608 * predict.c (combine_predictions_for_insn): Change best_predictor
26609 and predictor to enum br_predictor.
26610 (combine_predictions_for_bb): Likewise.
26611 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26612 use SET_PREDICT_EXPR_OUTCOME.
26613 * real.c (real_arithmetic): Change icode to code in function call.
26614 * reginfo.c (init_move_cost): Add casts to enum type.
26615 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26616 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26618 * reload.c (find_valid_class): Add casts to enum type.
26619 (push_reload): Change 0 to NO_REGS in function call.
26620 (find_reloads): Change this_alternative to array of enum
26621 reg_class. Remove some now-unnecessary casts.
26622 (make_memloc): Change 0 to VOIDmode in function call.
26623 * reload1.c (reload): Change 0 to VOIDmode in function call.
26624 (eliminate_regs_1, elimination_effects): Likewise.
26625 (eliminate_regs_in_insn): Likewise.
26626 (emit_input_reload_insns): Add cast to enum type.
26627 (delete_output_reload): Change 0 to VOIDmode in function call.
26628 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26629 to enum type in function call.
26630 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26631 (SET_PREDICT_EXPR_OUTCOME): Define.
26632 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26633 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26634 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26635 (dump_function): Likewise.
26636 * tree-dump.h: Update declarations.
26637 * tree-pass.h: Update declarations.
26638 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26639 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26641 (arm_rtx_costs_1): Correct parenthesization.
26642 (arm_rtx_costs): Add casts to enum type.
26643 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26644 (vfp_emit_fstmd): Use add_rg_note.
26645 (emit_multi_reg_push, emit_sfm): Likewise.
26646 (thumb_set_frame_pointer): Likewise.
26647 (arm_expand_prologue): Likewise.
26648 (arm_regno_class): Change return type to enum reg_class.
26649 (thumb1_expand_prologue): Use add_reg_note.
26650 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
26651 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
26653 * config/arm/gentune.sh: Add cast to enum type.
26654 * config/arm/arm-tune.md: Rebuild.
26655 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
26656 (ix86_split_fp_branch, predict_jump): Likewise.
26657 (ix86_expand_multi_arg_builtin): Change sub_code from enum
26658 insn_code to enum rtx_code.
26659 (ix86_builtin_vectorized_function): Add cast to enum type.
26660 * config/i386/i386.md (truncdfsf2): Change slot to enum
26662 (truncxf<mode>2, isinf<mode>2): Likewise.
26663 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
26665 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
26666 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
26667 (insert_bundle_state): Change 1 to INSERT in function call.
26668 (ia64_add_bundle_selector_before): Likewise.
26669 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
26670 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
26671 (restore_stack_nonlocal): Likewise.
26672 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
26674 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
26676 (mips_rtx_costs): Likewise.
26677 (mips_override_options): Add casts to enum type.
26678 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
26680 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
26681 (store_reg, set_reg_plus_d): Likewise.
26682 (hppa_expand_prologue, hppa_profile_hook): Likewise.
26683 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
26685 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
26687 (emit_unlikely_jump): Use add_reg_note.
26688 (rs6000_emit_allocate_stack): Likewise.
26689 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
26690 (output_toc): Change 1 to INSERT in function call.
26691 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
26692 (rs6000_initialize_trampoline): Likewise.
26693 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
26695 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
26696 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
26697 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
26698 (save_gprs): Use add_reg_note.
26699 (s390_emit_prologue): Likewise.
26700 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26701 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
26702 (sparc_fold_builtin): Add cast to enum type.
26703 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
26705 (spu_expand_prologue): Use add_reg_note.
26706 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
26708 2009-04-20 Ian Lance Taylor <iant@google.com>
26710 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
26711 (c_parser_postfix_expression_after_primary): Get VEC for list of
26712 arguments. Get original types of arguments. Call
26713 build_function_call_vec.
26714 (cached_expr_list_1, cached_expr_list_2): New static variables.
26715 (c_parser_expr_list): Change return type to VEC *. Add
26716 p_orig_types parameter. Change all callers.
26717 (c_parser_release_expr): New static function.
26718 (c_parser_vec_to_tree_list): New static function.
26719 * c-typeck.c (build_function_call): Rewrite to build a VEC and
26720 call build_function_call_vec.
26721 (build_function_call_vec): New function, based on old
26722 build_function_call.
26723 (convert_arguments): Remove nargs and argarray parameters. Change
26724 values to a VEC. Add origtypes parameter.
26725 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
26726 (convert_for_assignment): Add origtype parameter. Change all
26727 callers. If warn_cxx_compat, check for conversion to an enum
26728 type when calling a function.
26729 (store_init_value): Add origtype parameter. Change all callers.
26730 (digest_init): Likewise.
26731 (struct init_node): Add origtype field.
26732 (add_pending_init): Add origtype parameter. Change all callers.
26733 (output_init_element): Likewise.
26734 (output_pending_init_elements): Pass origtype from init_node to
26735 output_init_element.
26736 (process_init_element): Pass origtype from c_expr to
26737 output_init_element.
26738 (c_finish_return): Add origtype parameter. Change all callers.
26739 * c-common.c (sync_resolve_size): Change params to VEC *. Change
26741 (sync_resolve_params): Likewise.
26742 (sync_resolve_return): Change params to first_param. Change caller.
26743 (resolve_overloaded_builtins): Change params to VEC *. Change
26744 callers. Save first parameter around call to build_function_call_vec.
26745 * c-decl.c (finish_decl): Add origtype parameter. Change all
26746 callers. Call build_function_call_vec rather than
26747 build_function_call for cleanup.
26748 * c-tree.h: Update declarations.
26749 * c-common.h: Update declarations.
26750 * stub-objc.c (objc_rewrite_function_call): Change parameter from
26751 params to first_param.
26752 * target.h (struct gcc_target): Change resolve_overloaded_builtin
26753 params parameter from tree to void *.
26754 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26755 Change arglist parameter to have type void *, and to be a pointer
26757 * config/rs6000/rs6000-protos.h
26758 (altivec_resolve_overloaded_builtin): Update declaration.
26759 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
26760 fnargs parameter to have type void *, and to be a pointer to a
26761 VEC. Call build_function_call_vec instead of
26762 build_function_call.
26763 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
26765 2009-04-20 Joey Ye <joey.ye@intel.com>
26766 Xuepeng Guo <xuepeng.guo@intel.com>
26767 H.J. Lu <hongjiu.lu@intel.com>
26769 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
26771 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
26772 (IX86_LEA_PRIORITY): Likewise.
26773 (distance_non_agu_define): New function.
26774 (distance_agu_use): Likewise.
26775 (ix86_lea_for_add_ok): Likewise.
26776 (ix86_dep_by_shift_count): Likewise.
26778 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
26779 should split for LEA.
26781 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
26783 (ix86_dep_by_shift_count): Likewise.
26785 2009-04-20 Richard Guenther <rguenther@suse.de>
26787 * expr.c (handled_component_p): Move ...
26788 * tree.h (handled_component_p): ... here.
26789 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
26790 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
26791 and REALPART_EXPR to be in one group.
26793 2009-04-20 Richard Guenther <rguenther@suse.de>
26795 * basic-block.h (get_all_dominated_blocks): Declare.
26796 * dominance.c (get_all_dominated_blocks): New function.
26797 * tree-cfg.c (get_all_dominated_blocks): Remove.
26798 (remove_edge_and_dominated_blocks): Adjust.
26799 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
26800 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
26801 instead of recursing.
26803 2009-04-20 Doug Kwan <dougkwan@google.com>
26805 * cgraph.h (cgraph_node_ptr): New type for vector functions.
26806 (struct cgraph_node_set_def): New type.
26807 (cgraph_node_set) New type. Also declare vector functions.
26808 (struct cgraph_node_set_element_def): New type.
26809 (cgraph_node_set_element): Ditto.
26810 (cgraph_node_set_iterator): New iterator type.
26811 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
26812 cgraph_node_set_remove, dump_cgraph_node_set,
26813 debug_cgraph_node_set): New prototypes.
26814 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
26815 cgraph_node_set_size): New inlines.
26816 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
26817 including cgraph.h.
26818 (struct ipa_opt_pass): Add struct cgraph_node_set_def
26819 argument to function 'write_summary'.
26820 * ipa.c: Include ggc.h.
26821 (hash_cgraph_node_set_element,
26822 eq_cgraph_node_set_element, cgraph_node_set_new,
26823 cgraph_node_set_add, cgraph_node_set_remove,
26824 cgraph_node_set_find, dump_cgraph_node_set,
26825 debug_cgraph_node_set): New functions.
26826 * Makefile.in (ipa.o): Add dependency on GGC_H.
26828 2009-04-20 Ira Rosen <irar@il.ibm.com>
26830 PR tree-optimization/39675
26831 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
26832 check of the return code of vect_schedule_slp. Check that
26833 stmt_vec_info still exists for the statement, before checking its
26834 vectorization type.
26836 2009-04-20 Michael Matz <matz@suse.de>
26838 * Makefile.in (generated_files): Take out $(simple_generated_c).
26840 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
26842 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
26843 (UINTPTR_TYPE): Likewise.
26845 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26848 * c-typeck.c (digest_init): Check for initializing an array with a
26851 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26854 * c-semantics.c (pop_stmt_list): Propagate
26855 STATEMENT_LIST_HAS_LABEL to parent statement list.
26857 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
26859 * config/mips/mips.h (mips_tune_attr): New macro.
26860 * config/mips/mips.md (cpu): Use it.
26862 2009-04-19 Joseph Myers <joseph@codesourcery.com>
26865 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
26868 2009-04-19 Diego Novillo <dnovillo@google.com>
26870 * toplev.c (compile_file): Move call to coverage_finish ...
26871 * cgraphunit.c (ipa_passes): ... here.
26872 Call cgraph_process_new_functions.
26873 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
26874 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
26876 2009-04-19 Jan Hubicka <jh@suse.cz>
26878 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
26880 (dump_cgraph_node): Dump can throw external flag.
26881 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
26883 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
26887 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
26888 * common.opt (Wlogical-op): Move from here...
26889 * c.opt (Wlogical-op): ... to here.
26890 * c-typeck.c (parser_build_binary_op): Update call to
26891 warn_logical_operator.
26892 * c-opts.c (c_common_post_options): Enable warn_logical_op with
26894 * c-common.c (warn_logical_op): Update.
26895 * c-common.h (warn_logical_op): Update declaration.
26897 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
26899 * tree.c (protected_set_expr_location): Fix formatting.
26901 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26904 * c-typeck.c (readonly_warning): new.
26905 (build_unary_op, build_modify_expr): Use readonly_warning for
26906 storing into something readonly but not const-qualified.
26908 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26911 * c-typeck.c (build_unary_op): Check for taking address of
26912 expression of type void.
26914 2009-04-18 Joseph Myers <joseph@codesourcery.com>
26917 * c-typeck.c (build_function_call): Check for calling a function
26918 with qualified void return types. Call require_complete_type when
26921 2009-04-18 Jan Hubicka <jh@suse.cz>
26923 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
26925 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
26926 can_throw_external flag.
26927 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
26928 * ipa-pure-const.c (ignore_edge): New function.
26929 (propagate): Compute order for NOTHROW computation; set NOTHROWs
26930 only over can_throw_external edges.
26931 (local_pure_const): Add nothrow flag.
26932 * ipa-utils.c (searchc): Add ignore_edge callback.
26933 (ipa_utils_reduced_inorder): Add ignore_edge callback.
26934 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
26935 (set_nothrow_function_flags): Update cgraph.
26936 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
26938 2009-04-18 Richard Guenther <rguenther@suse.de>
26940 PR middle-end/39804
26941 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
26942 (fold_stmt): ... this and ...
26943 (fold_stmt_inplace): ... this.
26944 (fold_stmt_1): Fold references in calls and asms.
26945 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
26947 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26949 * tree-vrp.c (ssa_name_nonzero_p): Remove.
26950 * tree.h: Remove the prototype for ssa_name_nonzero_p.
26952 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26954 * tree.c (function_args_count): Remove.
26955 * tree.h: Remove the prototype for function_args_count.
26957 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26959 * tree-iterator.c (expr_only): Remove.
26960 * tree.h: Remove the prototype for expr_only.
26962 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26964 * reginfo.c (cannot_change_mode_set_regs): Remove.
26965 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
26967 2009-04-08 Anatoly Sokolov <aesok@post.ru>
26969 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
26970 whether operands 0 and 1 overlaps.
26972 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
26974 PR middle-end/36902
26975 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
26976 pointer. Use warning_at instead of warning.
26977 (search_for_addr_array): Likewise.
26978 (check_array_bounds): Likewise.
26979 (check_all_array_refs): Check that the incoming edge is not in the
26980 list of edges to be removed.
26981 (check_all_array_refs): Avoid the temporal pointer.
26982 (vrp_visit_cond_stmt): Fix typo.
26983 (simplify_switch_using_ranges): Handle the case where the switch
26984 index is an integer constant.
26986 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
26988 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
26990 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
26992 * doc/extend.texi, doc/invoke.texi: Fix typos.
26994 2009-04-17 Cary Coutant <ccoutant@google.com>
26996 * tree-flow-inline.h (get_lineno): Fix inverted test.
26998 2009-04-17 Diego Novillo <dnovillo@google.com>
27000 * tree-ssa-pre.c (create_expression_by_pieces): Remove
27001 assertion for AVAIL_OUT.
27003 2009-04-17 Mike Frysinger <vapier@gentoo.org>
27006 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
27007 * config/sh/linux-atomic.asm: Likewise.
27009 2009-04-17 Diego Novillo <dnovillo@google.com>
27011 * except.c (debug_eh_tree): New.
27012 (struct eh_region, struct eh_status): Move ...
27013 * except.h: ... here.
27014 (add_type_for_runtime): Declare extern.
27015 (lookup_type_for_runtime): Likewise.
27016 (debug_eh_tree): Declare.
27017 * Makefile.in (GTFILES): List except.h before except.c
27019 2009-04-17 Diego Novillo <dnovillo@google.com>
27021 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
27022 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
27023 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
27024 (find_vars_r): ... here.
27025 * tree-flow.h (find_referenced_vars_in): Declare.
27026 * tree-ssa-pre.c (create_expression_by_pieces): Assert
27027 that AVAIL_OUT exists for BLOCK.
27028 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
27029 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
27030 (tree-parloops.o): Likewise.
27032 2009-04-17 Simon Baldwin <simonb@google.com>
27034 * toplev.c (default_tree_printer): Add handling for %E format.
27036 2009-04-17 Diego Novillo <dnovillo@google.com>
27038 * tree-pretty-print.c (dump_generic_node): Add break after
27039 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
27040 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
27041 FUNCTION_TYPE together. Call print_struct_decl when printing
27042 structures and TDF_SLIM is not given.
27043 (print_struct_decl): Fix logic for detecting recursion.
27045 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
27048 * gcc.c (create_at_file): New.
27049 (compile_input_file_p): New.
27050 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
27051 * main.c (main): Update call to toplev_main.
27052 * toplev.c (toplev_main): Change signature. Call expandargv.
27053 * toplev.h (toplev_main): Change signature.
27055 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
27057 * dwarf2out.c (field_byte_offset): Use the type size as the field size
27058 if the latter is not constant.
27060 2009-04-17 David Edelsohn <edelsohn@gnu.org>
27062 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
27064 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
27066 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
27067 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
27069 2009-04-17 Richard Guenther <rguenther@suse.de>
27071 * tree-ssa-structalias.c (get_constraint_for_component_ref):
27072 Handle component references view-converting an invariant address.
27074 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
27076 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
27077 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
27078 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
27079 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
27080 Use @deftypevr rather than @deftypevar.
27082 2009-04-17 Richard Guenther <rguenther@suse.de>
27084 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
27085 (get_prop_source_stmt): Likewise.
27086 (can_propagate_from): Likewise.
27088 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
27090 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
27091 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
27092 (--with-multilib-list): Add default value.
27093 * configure: Regenerate.
27094 * Makefile.in (TM_ENDIAN_CONFIG): Define.
27095 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
27096 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
27097 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
27098 Don't add default cpu to multilib list unnecessarily, but do enable
27099 the relevant compiler option..
27100 Add support for --with-multilib-list=<blank> and
27101 --with-multilib-list=!<somelib> to supress unwanted multilibs.
27102 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
27103 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
27104 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
27105 TM_MULTILIB_CONFIG.
27106 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
27107 (MULTILIB_OSDIRNAMES): New variable.
27108 * config/sh/t-1e: Delete file.
27109 * config/sh/t-mlib-sh1: Delete file.
27110 * config/sh/t-mlib-sh2: Delete file.
27111 * config/sh/t-mlib-sh2a: Delete file.
27112 * config/sh/t-mlib-sh2a-nofpu: Delete file.
27113 * config/sh/t-mlib-sh2a-single: Delete file.
27114 * config/sh/t-mlib-sh2a-single-only: Delete file.
27115 * config/sh/t-mlib-sh2e: Delete file.
27116 * config/sh/t-mlib-sh3e: Delete file.
27117 * config/sh/t-mlib-sh4: Delete file.
27118 * config/sh/t-mlib-sh4-nofpu: Delete file.
27119 * config/sh/t-mlib-sh4-single: Delete file.
27120 * config/sh/t-mlib-sh4-single-only: Delete file.
27121 * config/sh/t-mlib-sh4a: Delete file.
27122 * config/sh/t-mlib-sh4a-nofpu: Delete file.
27123 * config/sh/t-mlib-sh4a-single: Delete file.
27124 * config/sh/t-mlib-sh4a-single-only: Delete file.
27125 * config/sh/t-mlib-sh4al: Delete file.
27126 * config/sh/t-mlib-sh5-32media: Delete file.
27127 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
27128 * config/sh/t-mlib-sh5-64media: Delete file.
27129 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
27130 * config/sh/t-mlib-sh5-compact: Delete file.
27131 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
27132 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
27133 * doc/install.texi (Options specification): Add
27134 --with-multilib-list and --with-endian.
27136 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
27138 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
27140 (OBJS-common): Add plugin-version.o.
27141 (plugin-version.o): New.
27142 * gcc-plugin.h (plugin_gcc_version): New.
27143 (plugin_default_version_check): New.
27144 (plugin_init_func, plugin_init): Add version argument.
27145 * plugin-version.c: New.
27146 * plugin.c (str_plugin_gcc_version_name): New.
27147 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
27148 pass it to the init function.
27149 (plugin_default_version_check): New.
27151 2009-04-17 Richard Guenther <rguenther@suse.de>
27153 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
27154 for decl-vs-decl disambiguation.
27156 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
27158 * config/s390/s390.h (s390_tune_attr): New macro definition.
27159 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
27161 2009-04-17 Richard Guenther <rguenther@suse.de>
27163 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
27164 (fold_stmt_r): Likewise.
27165 (maybe_fold_reference): New function.
27166 (fold_gimple_assign): Handle cases fold_stmt_r did.
27167 (fold_stmt): Do not use fold_stmt_r.
27168 (fold_stmt_inplace): Likewise.
27170 2009-04-17 Richard Guenther <rguenther@suse.de>
27172 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
27173 (record_equivalences_from_stmt): Remove useless checks and
27175 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
27176 the type is already suitable.
27178 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
27180 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
27182 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
27184 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
27185 (CMPtype): Define as __gcc_CMPtype.
27187 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
27189 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
27190 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
27192 2009-04-17 Richard Guenther <rguenther@suse.de>
27194 PR tree-optimization/39746
27195 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
27196 special-casing for builtins and static variable use/def.
27197 (call_may_clobber_ref_p_1): Likewise.
27199 2009-04-16 Ian Lance Taylor <iant@google.com>
27201 * df.h: Include "timevar.h".
27202 (struct df_problem): Change tv_id field to timevar_id_t.
27203 * tree-pass.h: Include "timevar.h".
27204 (struct opt_pass): Change tv_id field to timevar_id_t.
27205 * timevar.h (timevar_id_t): Define TV_NONE.
27206 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
27207 TV_NONE rather than tv_id != 0.
27208 (execute_one_pass): Likewise.
27209 * Makefile.in (DF_H): Add $(TIMEVAR_H).
27210 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
27211 dependencies to $(TREE_PASS_H).
27212 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
27214 (pass_branch_target_load_optimize2): Likewise.
27215 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
27216 (pass_outof_cfg_layout_mode): Likewise.
27217 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
27218 (pass_rebuild_cgraph_edges): Likewise.
27219 (pass_remove_cgraph_callee_edges): Likewise.
27220 * df-core.c (pass_df_initialize_opt): Likewise.
27221 (pass_df_initialize_no_opt): Likewise.
27222 (pass_df_finish): Likewise.
27223 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
27224 * except.c (pass_set_nothrow_function_flags): Likewise.
27225 (pass_convert_to_eh_region_ranges): Likewise.
27226 * final.c (pass_compute_alignments): Likewise.
27227 * function.c (pass_instantiate_virtual_regs): Likewise.
27228 (pass_init_function): Likewise.
27229 (pass_leaf_regs): Likewise.
27230 (pass_match_asm_constraints): Likewise.
27231 * gimple-low.c (pass_lower_cf): Likewise.
27232 (pass_mark_used_blocks): Likewise.
27233 * init-regs.c (pass_initialize_regs): Likewise.
27234 * integrate.c (pass_initial_value_sets): Likewise.
27235 * ira.c (pass_ira): Likewise.
27236 * jump.c (pass_cleanup_barriers): Likewise.
27237 * omp-low.c (pass_expand_omp): Likewise.
27238 (pass_lower_omp): Likewise.
27239 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
27240 * recog.c (pass_split_all_insns): Likewise.
27241 (pass_split_after_reload): Likewise.
27242 (pass_split_before_regstack): Likewise.
27243 (pass_split_before_sched2): Likewise.
27244 (pass_split_for_shorten_branches): Likewise.
27245 * reginfo.c (pass_reginfo_init): Likewise.
27246 (pass_subregs_of_mode_init): Likewise.
27247 (pass_subregs_of_mode_finish): Likewise.
27248 * passes.c (pass_postreload): Likewise.
27249 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
27250 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
27251 (pass_warn_function_return): Likewise.
27252 (pass_warn_function_noreturn): Likewise.
27253 * tree-complex.c (pass_lower_complex): Likewise.
27254 (pass_lower_complex_O0): Likewise.
27255 * tree-if-conv.c (pass_if_conversion): Likewise.
27256 * tree-into-ssa.c (pass_build_ssa): Likewise.
27257 * tree-mudflap.c (pass_mudflap_1): Likewise.
27258 (pass_mudflap_2): Likewise.
27259 * tree-nomudflap.c (pass_mudflap_1): Likewise.
27260 (pass_mudflap_2): Likewise.
27261 * tree-nrv.c (pass_return_slot): Likewise.
27262 * tree-object-size.c (pass_object_sizes): Likewise.
27263 * tree-optimize.c (pass_all_optimizations): Likewise.
27264 (pass_early_local_passes): Likewise.
27265 (pass_all_early_optimizations): Likewise.
27266 (pass_cleanup_cfg): Likewise.
27267 (pass_cleanup_cfg_post_optimizing): Likewise.
27268 (pass_free_datastructures): Likewise.
27269 (pass_free_cfg_annotations): Likewise.
27270 (pass_fixup_cfg): Likewise.
27271 (pass_init_datastructures): Likewise.
27272 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
27273 (pass_late_warn_uninitialized): Likewise.
27274 (pass_update_address_taken): Likewise.
27275 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
27276 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
27277 (pass_cse_sincos): Likewise.
27278 (pass_convert_to_rsqrt): Likewise.
27279 * tree-ssa-structalias.c (pass_build_alias): Likewise.
27280 * tree-stdarg.c (pass_stdarg): Likewise.
27281 * tree-tailcall.c (pass_tail_recursion): Likewise.
27282 (pass_tail_calls): Likewise.
27283 * tree-vect-generic.c (pass_lower_vector): Likewise.
27284 (pass_lower_vector_ssa): Likewise.
27285 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
27287 2009-04-16 Joseph Myers <joseph@codesourcery.com>
27289 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
27291 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
27293 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
27294 logical and signext.
27296 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
27299 * config/sh/predicates.md (arith_operand): Check if the operand
27300 of TRUNCATE is a REG.
27302 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27304 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
27305 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
27307 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27309 * tree-iterator.c (tsi_split_statement_list_after,
27310 tsi_split_statement_list_before): Remove.
27311 * tree-iterator.h: Remove the prototypes for
27312 tsi_split_statement_list_after and tsi_split_statement_list_before.
27314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27316 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
27317 * tree-ssa-propagate.h: Remove the prototype for
27318 stmt_makes_single_load.
27320 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27322 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
27323 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
27325 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27327 * tree-iterator.c (EXPR_LAST_BODY): Remove.
27329 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27331 * except.c (eh_region_outer_p): Remove.
27332 * except.h: Remove the prototype for eh_region_outer_p.
27334 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27336 * function.c (current_function_assembler_name): Remove.
27337 * function.h: Remove the prototype for
27338 current_function_assembler_name.
27340 2009-04-16 Ian Lance Taylor <iant@google.com>
27342 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
27343 (add_reg_note): Call alloc_reg_note.
27344 * rtl.h (alloc_reg_note): Declare.
27345 * combine.c (try_combine): Use alloc_reg_note.
27346 (recog_for_combine, move_deaths): Likewise.
27347 (distribute_notes): Use alloc_reg_note and add_reg_note.
27348 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
27349 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
27350 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
27352 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
27354 PR rtl-optimization/39762
27355 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
27356 ira_may_move_out_cost): Add comments about way of their usage.
27357 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
27359 * ira-conflicts.c (process_regs_for_copy): Use function
27360 ira_get_register_move_cost instead of global
27361 ira_register_move_cost.
27363 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
27364 color_pass, move_spill_restore, update_curr_costs): Ditto.
27366 * ira-lives.c (process_single_reg_class_operands): Ditto.
27368 * ira-emit.c (emit_move_list): Ditto.
27370 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
27371 (record_reg_classes): Ditto. Use functions
27372 ira_get_register_move_cost and ira_get_may_move_cost instead of
27373 global vars ira_register_move_cost, ira_may_move_out_cost and
27374 ira_may_move_in_cost.
27375 (record_address_regs): Don't call ira_init_register_move_cost.
27376 Use function ira_get_may_move_cost instead of global
27377 ira_may_move_in_cost.
27378 (process_bb_node_for_hard_reg_moves): Use function
27379 ira_get_register_move_cost instead of global ira_register_move_cost.
27380 (ira_costs): Don't call ira_init_register_move_cost.
27382 2009-04-16 Richard Guenther <rguenther@suse.de>
27384 * tree-cfg.c (verify_gimple_assign_binary):
27385 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27386 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
27387 (create_general_new_stmt): Note that this function is broken.
27389 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27391 * common.opt (fhelp): Add Var(help_flag).
27392 * gcc-plugin.h (plugin_info): Add help.
27393 * plugin.c (plugin_name_args): Add help.
27394 (register_plugin_info): Set plugin->help.
27395 (print_help_one_plugin): New.
27396 (print_plugins_help): New.
27397 * plugin.h (print_plugins_help): New.
27398 * toplev.c (toplev_main): Call print_plugins_help if needed.
27400 2009-04-16 Richard Guenther <rguenther@suse.de>
27402 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27403 (gimple_ior_addresses_taken_1): New function.
27404 (gimple_ior_addresses_taken): Likewise.
27405 * gimple.h (struct gimple_statement_with_ops_base): Remove
27406 addresses_taken member.
27407 (gimple_ior_addresses_taken): Declare.
27408 (gimple_addresses_taken, gimple_addresses_taken_ptr,
27409 gimple_set_addresses_taken): Remove.
27410 * ipa-reference.c (mark_address): New function.
27411 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27412 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27413 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27414 (gimple_add_to_addresses_taken): Remove.
27415 (get_tmr_operands): Call mark_address_taken.
27416 (get_asm_expr_operands): Likewise.
27417 (get_expr_operands): Likewise.
27418 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27419 (free_stmt_operands): Do not free it.
27420 * tree-ssa.c (delete_tree_ssa): Likewise.
27421 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27423 2009-04-16 Richard Guenther <rguenther@suse.de>
27425 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27426 (walk_stmt_load_store_ops): Likewise.
27427 * gimple.c (get_base_loadstore): New function.
27428 (walk_stmt_load_store_addr_ops): Likewise.
27429 (walk_stmt_load_store_ops): Likewise.
27430 * ipa-pure-const.c (check_op): Simplify.
27431 (check_load, check_store): New functions.
27432 (check_stmt): Use walk_stmt_load_store_ops.
27433 * ipa-reference.c (mark_load): Adjust signature.
27434 (mark_store): Likewise.
27435 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27437 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27439 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27440 (plugin_info): New.
27441 * opts.c (common_handle_option): Don't call print_version.
27442 * plugin.c (plugin_name_args): Add version.
27443 (register_plugin_info): New.
27444 (register_callback): Handle PLUGIN_INFO.
27445 (try_init_one_plugin): New.
27446 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27448 (finalize_one_plugin): New.
27449 (finalize_plugins): New.
27450 (print_one_plugin): New.
27451 (print_plugins_versions): New.
27452 * plugin.h (print_plugins_versions): New.
27453 (finalize_plugins): New.
27454 * toplev.c (compile_file): Don't call initialize_plugins.
27455 (print_version): Call print_plugins_versions.
27456 (toplev_main): Call initialize_plugins. Print version if needed.
27457 Call finalize_plugins.
27459 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27461 * common.opt (fversion): New.
27462 * gcc.c (print_version): New.
27463 (process_command): Don't print the version. Just set print_version.
27464 (main): Print version. Call subprocesses if print_version and
27465 verbose_flag are set.
27466 * opts.c (common_handle_option): Handle OPT_fversion.
27468 2009-04-16 Richard Guenther <rguenther@suse.de>
27469 Ira Rosen <irar@il.ibm.com>
27471 PR tree-optimization/39698
27472 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27473 type of the reduction variable. Only generate the def if
27476 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27477 make sure to first convert to an integer of the same precision.
27478 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27479 the type of the evolution correctly in computing the new
27480 induction variable base.
27482 2009-04-16 Richard Guenther <rguenther@suse.de>
27484 PR middle-end/39625
27485 * tree-cfg.c (make_blocks): Split statements with to-be
27486 abnormal SSA names on the lhs.
27488 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27490 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27491 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27492 * c-typeck.c (really_start_incremental_init): Likewise.
27493 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27494 (TARGET_INITIALIZER): Remove it.
27495 * target.h (struct target): Remove vector_opaque_p.
27496 * tree.c (build_opaque_vector_type): New.
27497 * tree.h (TYPE_VECTOR_OPAQUE): New.
27498 (build_opaque_vector_type): Declare.
27499 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27500 * config/rs6000/rs6000.c (build_opaque_vector_type,
27501 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27502 (rs6000_init_builtins): Use build_opaque_vector_type for
27503 opaque_V4SI_type_node.
27505 2009-04-15 Catherine Moore <clm@codesourcery.com>
27507 * debug.h (set_name): Declare.
27508 * dwarf2out.c (dwarf2out_set_name): Declare.
27509 (dwarf2_debug_hooks): Add set_name.
27510 (find_AT_string): New.
27511 (add_AT_string): Call find_AT_string.
27512 (dwarf2out_set_name): New.
27513 * cp/decl.c (grokdeclarator): Call set_name.
27514 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27515 * debug.c (do_nothing_debug_hooks): Likewise.
27516 * dbxout.c (dbx_debug_hooks): Likewise.
27517 * sdbout.c (sdb_debug_hooks): Likewise.
27519 2009-04-15 Michael Eager <eager@eagercon.com>
27521 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27522 reg for single-precision FPU.
27523 * config/rs6000/rs6000.md (movsi_internal1): Only for
27524 !TARGET_SINGLE_FPU.
27525 (movsi_internal1_single): New. Add pattern to move SI values to/from
27526 single-precision FP regs.
27528 2009-04-15 Richard Guenther <rguenther@suse.de>
27530 * omp-low.c (lower_rec_input_clauses): Build correct address
27532 (expand_omp_for_generic): Fix multiplication type.
27533 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27534 (generate_memset_zero): Fix types.
27535 * tree-profile.c (prepare_instrumented_value): Correctly
27538 2009-04-15 Ian Lance Taylor <iant@google.com>
27540 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27541 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27542 for -Wall and for -Wc++-compat.
27543 (c_common_post_options): For C++, set warn_enum_compare if not
27545 * c-tree.h (struct c_expr): Add field original_type.
27546 (build_external_ref): Update declaration.
27547 * c-parser.c (c_parser_braced_init): Set original_type.
27548 (c_parser_initelt): Likewise.
27549 (c_parser_expr_no_commas): Likewise.
27550 (c_parser_conditional_expression): Likewise.
27551 (c_parser_cast_expression): Likewise.
27552 (c_parser_unary_expression): Likewise. Pull setting of
27553 original_code to top of function.
27554 (c_parser_sizeof_expression): Set original_type.
27555 (c_parser_alignof_expression): Likewise.
27556 (c_parser_postfix_expression): Likewise. Pull setting of
27557 original_code to top of function.
27558 (c_parser_postfix_expression_after_paren_type): Set original_type.
27559 (c_parser_postfix_expression_after_primary): Likewise.
27560 (c_parser_expression): Likewise.
27561 * c-typeck.c (build_external_ref): Add type parameter. Change all
27563 (c_expr_sizeof_expr): Set original_type field.
27564 (parser_build_unary_op): Likewise.
27565 (parser_build_binary_op): Likewise. Optionally warn about
27566 comparisons of enums of different types.
27567 (digest_init): Set original_type field.
27568 (really_start_incremental_init): Likewise.
27569 (push_init_level, pop_init_level): Likewise.
27570 * doc/invoke.texi (Warning Options): -Wenum-compare now
27573 2009-04-15 Richard Guenther <rguenther@suse.de>
27575 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27576 out a necessary conversion.
27577 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27578 names we didn't value number.
27579 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27581 2009-04-15 Richard Guenther <rguenther@suse.de>
27583 PR tree-optimization/39764
27584 * tree-ssa-ccp.c (get_value): Canonicalize value with
27585 canonicalize_float_value.
27587 2009-04-15 Jan Hubicka <jh@suse.cz>
27589 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27590 Wrong version of patch.
27592 2009-04-15 Jan Hubicka <jh@suse.cz>
27594 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27596 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27598 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27599 our distinct integral and vector types.
27601 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27603 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27604 * init.c (build_vtbl_address): Remove call to assemble_external.
27606 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27608 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27609 output for other floating point modes.
27611 2009-04-14 Diego Novillo <dnovillo@google.com>
27613 * diagnostic.c (diagnostic_report_diagnostic): Do not
27614 warn about loaded plugins for DK_ERROR and DK_WARNING.
27615 * c-decl.c (declspecs_add_type): Move call to
27616 invoke_plugin_callbacks ...
27617 * c-parser.c (c_parser_declspecs): ... here.
27618 * plugin.c (dump_active_plugins): Tidy output.
27620 2009-04-14 Diego Novillo <dnovillo@google.com>
27621 Le-Chun Wu <lcwu@google.com>
27623 * configure.ac: Add --enable-plugin support.
27624 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27625 * Makefile.in (PLUGIN_H): Define.
27626 Export ENABLE_PLUGIN and GMPINC to site.exp.
27627 Add PLUGINLIBS to link command.
27628 Add/modify dependencies for plugin.o and files including plugin.h.
27630 * config.in: Regenerate.
27632 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27635 2009-04-14 Le-Chun Wu <lcwu@google.com>
27637 * tree-pass.h (register_one_dump_file): Add a prototype for
27638 register_one_dump_file.
27639 * toplev.c (compile_file): Call initialize_plugins.
27640 (do_compile): Call invoke_plugin_callbacks.
27641 (toplev_main): Call invoke_plugin_callbacks.
27642 * common.opt: Add -fplugin= and -fplugin-arg-.
27643 * gcc-plugin.h: New public header file for plugins to include.
27644 * plugin.c: New source file.
27645 * plugin.h: New internal header file.
27646 * passes.c (register_one_dump_file): Make it external.
27648 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27650 2009-04-14 Diego Novillo <dnovillo@google.com>
27652 * doc/plugins.texi: New.
27653 * doc/gccint.texi: Add reference to Plugins chapter.
27654 * doc/invoke.texi: Document -fplugin and -fplugin-arg
27655 * diagnostic.c (diagnostic_report_diagnostic): Warn about
27656 loaded plugins, if any.
27657 * timevar.def (TV_PLUGIN_INIT): Define.
27658 (TV_PLUGIN_RUN): Define.
27659 * plugin.c: Include timevar.h
27660 (plugins_active_p): New.
27661 (dump_active_plugins): New.
27662 (debug_active_plugins): New.
27664 2009-04-14 Joseph Myers <joseph@codesourcery.com>
27666 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
27668 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
27670 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
27672 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
27673 the same as a minus without a shift.
27675 2009-04-14 Nick Clifton <nickc@redhat.com>
27677 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
27678 comparisons with small integers will always produce a short
27681 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
27684 2008-12-19 Diego Novillo <dnovillo@google.com>
27686 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
27688 2009-04-14 Richard Guenther <rguenther@suse.de>
27690 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
27692 (verify_gimple_assign_binary): Likewise. Handle shifts and
27694 (verify_gimple_phi): Print the mismatched argument position.
27695 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
27697 (vect_update_init_of_dr): Likewise.
27698 * matrix-reorg.c (transform_access_sites): Do what the
27700 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
27702 2009-04-13 Michael Eager <eager@eagercon.com>
27704 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
27705 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
27706 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
27707 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
27708 remove duplicate config
27710 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27712 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
27713 file_name:line_number type locator of the call site.
27715 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
27717 * genautomata.c: Put blank after comma.
27718 (automaton_decls): New.
27719 (struct unit_usage): Add comments to member next.
27720 (store_alt_unit_usage): Keep the list ordered.
27721 (unit_present_on_list_p, equal_alternatives_p): New.
27722 (check_regexp_units_distribution): Check units distribution
27723 correctness correctly.
27724 (main): Don't write automata if error is found. Return correct
27727 * config/m68k/cf.md (cfv4_ds): Remove.
27728 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
27729 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
27731 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
27732 power4-load-ext, power4-store, power4-store-update,
27733 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
27734 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
27735 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
27736 power4-sqrt, power4-isync): Modify reservation to make correct
27737 unit distribution to automata.
27739 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
27740 power5-store-update, power5-two, power5-three, power5-lmul,
27741 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
27743 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
27745 * except.c (pass_set_nothrow_function_flags): Set name and add
27747 (set_nothrow_function_flags): Mention in the dump file when
27748 changing a function to nothrow.
27750 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
27753 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
27754 instead of unsigned long.
27756 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27758 * config/arm/arm.c (return_used_this_function): Remove.
27759 (arm_output_function_prologue): Remove use of
27760 return_used_this_function.
27761 (output_return_instruction): Replace use of
27762 return_used_this_function
27763 by cfun->machine->return_used_this_function.
27764 (arm_output_epilogue): Likewise.
27765 (arm_output_function_epilogue): Likewise.
27766 (thumb_unexpanded_epilogue): Likewise.
27767 * config/arm/arm.h (struct machine_function):
27768 New member return_used_this_function.
27770 2009-04-12 Mark Mitchell <mark@codesourcery.com>
27772 * doc/install.texi: Correct description of default directory for
27773 --with-gxx-include-dir.
27775 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
27777 * fold-const.c (build_range_check): Properly deal with enumeral and
27778 boolean base types.
27780 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
27782 * doc/invoke.texi (max_gcse_passes): Remove documentation.
27783 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
27784 * params.h (MAX_GCSE_PASSES): Remove.
27785 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
27786 in sequence. Remove ability to run multiple passes.
27787 (bypass_jumps): Report run as third CPROP pass.
27789 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
27791 PR middle-end/39651
27792 * except.c (can_throw_external): Look at each insn in a SEQUENCE
27793 when deciding whether the whole SEQUENCE can throw.
27795 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
27798 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
27799 offseted label references.
27801 2009-04-11 Jan Hubicka <jh@suse.cz>
27803 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
27805 2009-04-11 Richard Guenther <rguenther@suse.de>
27807 PR middle-end/39732
27808 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
27809 return variables as TREE_ADDRESSABLE.
27811 2009-04-11 Richard Guenther <rguenther@suse.de>
27813 PR tree-optimization/39713
27814 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
27815 reference trees have SSA_NAME operands.
27817 2009-04-11 Richard Guenther <rguenther@suse.de>
27820 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
27821 address expressions.
27823 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
27825 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
27826 match changes in Cygwin 1.7
27827 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
27828 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
27830 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27832 PR tree-optimization/39701
27833 * doc/invoke.texi (Optimization Options): Document change in
27834 meaning and initialization of -fdelete-null-pointer-checks.
27836 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27838 PR middle-end/39701
27839 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
27841 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
27844 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
27846 2009-04-10 Chao-ying Fu <fu@mips.com>
27848 * doc/tm.texi (Instruction Output): Document
27849 TARGET_ASM_FINAL_POSTSCAN_INSN.
27850 * target.h (final_postscan_insn): New field in asm_out.
27851 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27852 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
27853 * final.c (final_scan_insn): Call
27854 targetm.asm_out.final_postscan_insn after outputting
27855 an asm macro and a normal instruction.
27857 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
27858 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
27859 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
27860 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
27861 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
27863 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
27865 PR middle-end/39701
27866 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
27867 variables as non-NULL even with -fdelete-null-pointer-checks.
27869 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
27871 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
27873 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
27876 * config/i386/i386.c (classify_argument): Handle SCmode with
27877 (bit_offset % 64) != 0.
27879 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
27881 * doc/invoke.texi (Optimize Options): Add cross-reference to
27882 -Q --help=optimizers examples.
27884 2009-04-10 Ben Elliston <bje@au.ibm.com>
27887 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
27888 regalign for the reg == fpr and TDmode case.
27890 2009-04-09 David Ayers <ayers@fsfe.org>
27893 * objc/objc-act.c (warn_with_method): Remove helper function.
27894 (check_duplicates): Call warning and inform directly.
27895 (really_start_method): Likewise.
27897 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
27899 * expmed.c (expand_divmod): Always use a comparison for a division
27900 by a large unsigned integer.
27902 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
27903 for things others than variables or functions as nonzero.
27905 2009-04-09 Nick Clifton <nickc@redhat.com>
27907 * unwind-compat.c: Change copyright header to refer to version
27908 3 of the GNU General Public License with version 3.1 of the
27909 GCC Runtime Library Exception and to point readers at the
27910 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
27911 * config/alpha/crtfastmath.c: Likewise.
27912 * config/alpha/linux-unwind.h: Likewise.
27913 * config/alpha/qrnnd.asm: Likewise.
27914 * config/alpha/vms-crt0-64.c: Likewise.
27915 * config/alpha/vms-crt0.c: Likewise.
27916 * config/alpha/vms-dwarf2.asm: Likewise.
27917 * config/alpha/vms-dwarf2eh.asm: Likewise.
27918 * config/alpha/vms-psxcrt0-64.c: Likewise.
27919 * config/alpha/vms-psxcrt0.c: Likewise.
27920 * config/alpha/vms_tramp.asm: Likewise.
27921 * config/arc/initfini.c: Likewise.
27922 * config/arc/lib1funcs.asm: Likewise.
27923 * config/arm/bpabi-v6m.S: Likewise.
27924 * config/arm/bpabi.S: Likewise.
27925 * config/arm/bpabi.c: Likewise.
27926 * config/arm/crti.asm: Likewise.
27927 * config/arm/crtn.asm: Likewise.
27928 * config/arm/ieee754-df.S: Likewise.
27929 * config/arm/ieee754-sf.S: Likewise.
27930 * config/arm/lib1funcs.asm: Likewise.
27931 * config/arm/libunwind.S: Likewise.
27932 * config/arm/linux-atomic.c: Likewise.
27933 * config/arm/mmintrin.h: Likewise.
27934 * config/arm/pr-support.c: Likewise.
27935 * config/arm/unaligned-funcs.c: Likewise.
27936 * config/arm/unwind-arm.c: Likewise.
27937 * config/arm/unwind-arm.h: Likewise.
27938 * config/avr/libgcc.S: Likewise.
27939 * config/bfin/crti.s: Likewise.
27940 * config/bfin/crtlibid.s: Likewise.
27941 * config/bfin/crtn.s: Likewise.
27942 * config/bfin/lib1funcs.asm: Likewise.
27943 * config/bfin/linux-unwind.h: Likewise.
27944 * config/cris/arit.c: Likewise.
27945 * config/cris/cris_abi_symbol.c: Likewise.
27946 * config/darwin-64.c: Likewise.
27947 * config/darwin-crt2.c: Likewise.
27948 * config/darwin-crt3.c: Likewise.
27949 * config/darwin.h: Likewise.
27950 * config/dbxelf.h: Likewise.
27951 * config/dfp-bit.c: Likewise.
27952 * config/dfp-bit.h: Likewise.
27953 * config/elfos.h: Likewise.
27954 * config/fixed-bit.c: Likewise.
27955 * config/fixed-bit.h: Likewise.
27956 * config/fp-bit.c: Likewise.
27957 * config/fp-bit.h: Likewise.
27958 * config/fr30/crti.asm: Likewise.
27959 * config/fr30/crtn.asm: Likewise.
27960 * config/fr30/lib1funcs.asm: Likewise.
27961 * config/freebsd-spec.h: Likewise.
27962 * config/frv/cmovd.c: Likewise.
27963 * config/frv/cmovh.c: Likewise.
27964 * config/frv/cmovw.c: Likewise.
27965 * config/frv/frvbegin.c: Likewise.
27966 * config/frv/frvend.c: Likewise.
27967 * config/frv/lib1funcs.asm: Likewise.
27968 * config/glibc-stdint.h: Likewise.
27969 * config/h8300/clzhi2.c: Likewise.
27970 * config/h8300/crti.asm: Likewise.
27971 * config/h8300/crtn.asm: Likewise.
27972 * config/h8300/ctzhi2.c: Likewise.
27973 * config/h8300/fixunssfsi.c: Likewise.
27974 * config/h8300/lib1funcs.asm: Likewise.
27975 * config/h8300/parityhi2.c: Likewise.
27976 * config/h8300/popcounthi2.c: Likewise.
27977 * config/i386/ammintrin.h: Likewise.
27978 * config/i386/att.h: Likewise.
27979 * config/i386/avxintrin.h: Likewise.
27980 * config/i386/biarch64.h: Likewise.
27981 * config/i386/bmmintrin.h: Likewise.
27982 * config/i386/cpuid.h: Likewise.
27983 * config/i386/cross-stdarg.h: Likewise.
27984 * config/i386/crtfastmath.c: Likewise.
27985 * config/i386/crtprec.c: Likewise.
27986 * config/i386/cygming-crtbegin.c: Likewise.
27987 * config/i386/cygming-crtend.c: Likewise.
27988 * config/i386/cygwin.asm: Likewise.
27989 * config/i386/emmintrin.h: Likewise.
27990 * config/i386/gmm_malloc.h: Likewise.
27991 * config/i386/gthr-win32.c: Likewise.
27992 * config/i386/i386.h: Likewise.
27993 * config/i386/immintrin.h: Likewise.
27994 * config/i386/linux-unwind.h: Likewise.
27995 * config/i386/linux64.h: Likewise.
27996 * config/i386/mm3dnow.h: Likewise.
27997 * config/i386/mmintrin-common.h: Likewise.
27998 * config/i386/mmintrin.h: Likewise.
27999 * config/i386/nmmintrin.h: Likewise.
28000 * config/i386/pmm_malloc.h: Likewise.
28001 * config/i386/pmmintrin.h: Likewise.
28002 * config/i386/smmintrin.h: Likewise.
28003 * config/i386/sol2-c1.asm: Likewise.
28004 * config/i386/sol2-ci.asm: Likewise.
28005 * config/i386/sol2-cn.asm: Likewise.
28006 * config/i386/sol2-gc1.asm: Likewise.
28007 * config/i386/tmmintrin.h: Likewise.
28008 * config/i386/unix.h: Likewise.
28009 * config/i386/w32-unwind.h: Likewise.
28010 * config/i386/wmmintrin.h: Likewise.
28011 * config/i386/x86-64.h: Likewise.
28012 * config/i386/x86intrin.h: Likewise.
28013 * config/i386/xmmintrin.h: Likewise.
28014 * config/ia64/crtbegin.asm: Likewise.
28015 * config/ia64/crtend.asm: Likewise.
28016 * config/ia64/crtfastmath.c: Likewise.
28017 * config/ia64/crti.asm: Likewise.
28018 * config/ia64/crtn.asm: Likewise.
28019 * config/ia64/fde-glibc.c: Likewise.
28020 * config/ia64/lib1funcs.asm: Likewise.
28021 * config/ia64/linux-unwind.h: Likewise.
28022 * config/ia64/quadlib.c: Likewise.
28023 * config/ia64/unwind-ia64.c: Likewise.
28024 * config/linux.h: Likewise.
28025 * config/m32c/m32c-lib1.S: Likewise.
28026 * config/m32c/m32c-lib2-trapv.c: Likewise.
28027 * config/m32c/m32c-lib2.c: Likewise.
28028 * config/m32r/initfini.c: Likewise.
28029 * config/m68hc11/larith.asm: Likewise.
28030 * config/m68hc11/m68hc11-crt0.S: Likewise.
28031 * config/m68k/cf.md: Likewise.
28032 * config/m68k/crti.s: Likewise.
28033 * config/m68k/crtn.s: Likewise.
28034 * config/m68k/lb1sf68.asm: Likewise.
28035 * config/m68k/linux-unwind.h: Likewise.
28036 * config/mcore/crti.asm: Likewise.
28037 * config/mcore/crtn.asm: Likewise.
28038 * config/mcore/lib1.asm: Likewise.
28039 * config/mips/linux-unwind.h: Likewise.
28040 * config/mips/loongson.h: Likewise.
28041 * config/mips/mips16.S: Likewise.
28042 * config/mmix/crti.asm: Likewise.
28043 * config/mmix/crtn.asm: Likewise.
28044 * config/pa/fptr.c: Likewise.
28045 * config/pa/hpux-unwind.h: Likewise.
28046 * config/pa/lib2funcs.asm: Likewise.
28047 * config/pa/linux-atomic.c: Likewise.
28048 * config/pa/linux-unwind.h: Likewise.
28049 * config/pa/milli64.S: Likewise.
28050 * config/pa/quadlib.c: Likewise.
28051 * config/pa/stublib.c: Likewise.
28052 * config/picochip/libgccExtras/adddi3.asm: Likewise.
28053 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
28054 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
28055 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
28056 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
28057 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
28058 * config/picochip/libgccExtras/divmod15.asm: Likewise.
28059 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
28060 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
28061 * config/picochip/libgccExtras/longjmp.asm: Likewise.
28062 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
28063 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
28064 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
28065 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
28066 * config/picochip/libgccExtras/setjmp.asm: Likewise.
28067 * config/picochip/libgccExtras/subdi3.asm: Likewise.
28068 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
28069 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
28070 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
28071 * config/rs6000/750cl.h: Likewise.
28072 * config/rs6000/altivec.h: Likewise.
28073 * config/rs6000/biarch64.h: Likewise.
28074 * config/rs6000/crtresfpr.asm: Likewise.
28075 * config/rs6000/crtresgpr.asm: Likewise.
28076 * config/rs6000/crtresxfpr.asm: Likewise.
28077 * config/rs6000/crtresxgpr.asm: Likewise.
28078 * config/rs6000/crtsavfpr.asm: Likewise.
28079 * config/rs6000/crtsavgpr.asm: Likewise.
28080 * config/rs6000/darwin-asm.h: Likewise.
28081 * config/rs6000/darwin-fallback.c: Likewise.
28082 * config/rs6000/darwin-fpsave.asm: Likewise.
28083 * config/rs6000/darwin-ldouble.c: Likewise.
28084 * config/rs6000/darwin-tramp.asm: Likewise.
28085 * config/rs6000/darwin-unwind.h: Likewise.
28086 * config/rs6000/darwin-vecsave.asm: Likewise.
28087 * config/rs6000/darwin-world.asm: Likewise.
28088 * config/rs6000/e500crtres32gpr.asm: Likewise.
28089 * config/rs6000/e500crtres64gpr.asm: Likewise.
28090 * config/rs6000/e500crtres64gprctr.asm: Likewise.
28091 * config/rs6000/e500crtrest32gpr.asm: Likewise.
28092 * config/rs6000/e500crtrest64gpr.asm: Likewise.
28093 * config/rs6000/e500crtresx32gpr.asm: Likewise.
28094 * config/rs6000/e500crtresx64gpr.asm: Likewise.
28095 * config/rs6000/e500crtsav32gpr.asm: Likewise.
28096 * config/rs6000/e500crtsav64gpr.asm: Likewise.
28097 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
28098 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
28099 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
28100 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
28101 * config/rs6000/eabi-ci.asm: Likewise.
28102 * config/rs6000/eabi-cn.asm: Likewise.
28103 * config/rs6000/eabi.asm: Likewise.
28104 * config/rs6000/linux-unwind.h: Likewise.
28105 * config/rs6000/linux64.h: Likewise.
28106 * config/rs6000/paired.h: Likewise.
28107 * config/rs6000/paired.md: Likewise.
28108 * config/rs6000/ppc64-fp.c: Likewise.
28109 * config/rs6000/ppu_intrinsics.h: Likewise.
28110 * config/rs6000/rs6000.h: Likewise.
28111 * config/rs6000/si2vmx.h: Likewise.
28112 * config/rs6000/sol-ci.asm: Likewise.
28113 * config/rs6000/sol-cn.asm: Likewise.
28114 * config/rs6000/spe.h: Likewise.
28115 * config/rs6000/spu2vmx.h: Likewise.
28116 * config/rs6000/sysv4.h: Likewise.
28117 * config/rs6000/tramp.asm: Likewise.
28118 * config/rs6000/vec_types.h: Likewise.
28119 * config/s390/linux-unwind.h: Likewise.
28120 * config/s390/tpf-unwind.h: Likewise.
28121 * config/score/crti.asm: Likewise.
28122 * config/score/crtn.asm: Likewise.
28123 * config/sh/crt1.asm: Likewise.
28124 * config/sh/crti.asm: Likewise.
28125 * config/sh/crtn.asm: Likewise.
28126 * config/sh/divtab-sh4-300.c: Likewise.
28127 * config/sh/divtab-sh4.c: Likewise.
28128 * config/sh/divtab.c: Likewise.
28129 * config/sh/lib1funcs-4-300.asm: Likewise.
28130 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
28131 * config/sh/lib1funcs.asm: Likewise.
28132 * config/sh/lib1funcs.h: Likewise.
28133 * config/sh/linux-atomic.asm: Likewise.
28134 * config/sh/linux-unwind.h: Likewise.
28135 * config/sh/shmedia.h: Likewise.
28136 * config/sh/sshmedia.h: Likewise.
28137 * config/sh/ushmedia.h: Likewise.
28138 * config/sparc/crtfastmath.c: Likewise.
28139 * config/sparc/linux-unwind.h: Likewise.
28140 * config/sparc/sol2-c1.asm: Likewise.
28141 * config/sparc/sol2-ci.asm: Likewise.
28142 * config/sparc/sol2-cn.asm: Likewise.
28143 * config/spu/divmodti4.c: Likewise.
28144 * config/spu/divv2df3.c: Likewise.
28145 * config/spu/float_disf.c: Likewise.
28146 * config/spu/float_unsdidf.c: Likewise.
28147 * config/spu/float_unsdisf.c: Likewise.
28148 * config/spu/float_unssidf.c: Likewise.
28149 * config/spu/mfc_multi_tag_release.c: Likewise.
28150 * config/spu/mfc_multi_tag_reserve.c: Likewise.
28151 * config/spu/mfc_tag_release.c: Likewise.
28152 * config/spu/mfc_tag_reserve.c: Likewise.
28153 * config/spu/mfc_tag_table.c: Likewise.
28154 * config/spu/multi3.c: Likewise.
28155 * config/spu/spu_internals.h: Likewise.
28156 * config/spu/spu_intrinsics.h: Likewise.
28157 * config/spu/spu_mfcio.h: Likewise.
28158 * config/spu/vec_types.h: Likewise.
28159 * config/spu/vmx2spu.h: Likewise.
28160 * config/stormy16/stormy16-lib2.c: Likewise.
28161 * config/svr4.h: Likewise.
28162 * config/sync.c: Likewise.
28163 * config/v850/lib1funcs.asm: Likewise.
28164 * config/vxlib-tls.c: Likewise.
28165 * config/vxlib.c: Likewise.
28166 * config/vxworks-dummy.h: Likewise.
28167 * config/xtensa/crti.asm: Likewise.
28168 * config/xtensa/crtn.asm: Likewise.
28169 * config/xtensa/ieee754-df.S: Likewise.
28170 * config/xtensa/ieee754-sf.S: Likewise.
28171 * config/xtensa/lib1funcs.asm: Likewise.
28172 * config/xtensa/lib2funcs.S: Likewise.
28173 * config/xtensa/linux-unwind.h: Likewise.
28174 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
28175 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
28176 * coretypes.h: Likewise.
28177 * crtstuff.c: Likewise.
28178 * defaults.h: Likewise.
28179 * dwarf2.h: Likewise.
28180 * emutls.c: Likewise.
28181 * gbl-ctors.h: Likewise.
28182 * gcov-io.h: Likewise.
28183 * ginclude/float.h: Likewise.
28184 * ginclude/iso646.h: Likewise.
28185 * ginclude/stdarg.h: Likewise.
28186 * ginclude/stdbool.h: Likewise.
28187 * ginclude/stddef.h: Likewise.
28188 * ginclude/stdfix.h: Likewise.
28189 * ginclude/stdint-gcc.h: Likewise.
28190 * ginclude/tgmath.h: Likewise.
28191 * gthr-aix.h: Likewise.
28192 * gthr-dce.h: Likewise.
28193 * gthr-gnat.c: Likewise.
28194 * gthr-gnat.h: Likewise.
28195 * gthr-lynx.h: Likewise.
28196 * gthr-mipssde.h: Likewise.
28197 * gthr-nks.h: Likewise.
28198 * gthr-posix.c: Likewise.
28199 * gthr-posix.h: Likewise.
28200 * gthr-posix95.h: Likewise.
28201 * gthr-rtems.h: Likewise.
28202 * gthr-single.h: Likewise.
28203 * gthr-solaris.h: Likewise.
28204 * gthr-tpf.h: Likewise.
28205 * gthr-vxworks.h: Likewise.
28206 * gthr-win32.h: Likewise.
28207 * gthr.h: Likewise.
28208 * libgcc2.c: Likewise.
28209 * libgcc2.h: Likewise.
28210 * libgcov.c: Likewise.
28211 * tsystem.h: Likewise.
28212 * typeclass.h: Likewise.
28213 * unwind-c.c: Likewise.
28214 * unwind-compat.h: Likewise.
28215 * unwind-dw2-fde-compat.c: Likewise.
28216 * unwind-dw2-fde-darwin.c: Likewise.
28217 * unwind-dw2-fde-glibc.c: Likewise.
28218 * unwind-dw2-fde.c: Likewise.
28219 * unwind-dw2-fde.h: Likewise.
28220 * unwind-dw2.c: Likewise.
28221 * unwind-dw2.h: Likewise.
28222 * unwind-generic.h: Likewise.
28223 * unwind-pe.h: Likewise.
28224 * unwind-sjlj.c: Likewise.
28225 * unwind.inc: Likewise.
28226 * config/arm/neon-gen.ml: Change generated copyright header to
28227 refer to version 3 of the GNU General Public License with
28228 version 3.1 of the GCC Runtime Library Exception and to point
28229 readers at the COPYING3 and COPYING3.RUNTIME files and the
28230 FSF's license web page.
28231 * config/arm/arm_neon.h: Regenerate.
28233 2009-04-09 Jakub Jelinek <jakub@redhat.com>
28235 * config/cris/cris.md: Change copyright header to refer to version
28236 3 of the GNU General Public License.
28237 * doc/install.texi2html: Change copyright header to refer to version
28238 3 of the GNU General Public License and to point readers at the
28239 COPYING3 file and the FSF's license web page.
28240 * config/vax/linux.h: Likewise.
28242 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
28244 * config/i386/i386.md (cmpcc): New.
28245 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
28246 (sync_compare_and_swap_cc*): Delete.
28248 * config/s390/s390.c (s390_compare_emitted): Remove.
28249 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
28250 s390_compare_emitted used to be handled. Assert that modes match.
28251 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
28252 refer to sync_compare_and_swap_ccsi.
28253 * config/s390/s390.h (s390_compare_emitted): Remove.
28254 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
28255 instead of s390_compare_emitted.
28256 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
28257 instead of s390_compare_emitted.
28258 * config/s390/s390.md (cmpcc): New.
28259 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
28260 CC_REGNUM, do not pretend it's set.
28261 (sync_compare_and_swap_cc*): Delete.
28262 * config/s390/predicates.md (cc_reg_operand): New.
28264 * expr.c (sync_compare_and_swap_cc): Delete.
28265 * optabs.h (sync_compare_and_swap_cc): Delete.
28266 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
28267 is being used with can_compare_p.
28268 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
28269 (find_cc_set): New.
28270 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
28271 look for a MODE_CC set instead. Use emit_store_flag.
28272 (expand_compare_and_swap_loop): Likewise, with some additional
28273 complication to avoid a force_reg when useless. Use
28274 emit_cmp_and_jump_insns.
28275 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
28276 * doc/md.texi (sync_compare_and_swap_cc): Merge with
28277 sync_compare_and_swap documentation.
28279 2009-04-09 Jan Hubicka <jh@suse.cz>
28281 * except.c (find_prev_try): Break out from ....
28282 (duplicate_eh_regions): ... here; properly update prev_try pointers
28283 when duplication part of tree.
28284 (dump_eh_tree): Improve dumping.
28285 (verify_eh_region): New.
28286 (verify_eh_tree): Use it.
28288 2009-04-06 Richard Guenther <rguenther@suse.de>
28290 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
28291 &ARRAY addresses by adjusting their types and prepending
28293 * tree-cfg.c (verify_gimple_assign_single): Verify that
28294 addresses are correct.
28296 2009-04-09 Richard Guenther <rguenther@suse.de>
28298 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
28299 indices into an array reference if possible.
28300 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
28301 Fold POINTER_PLUS_EXPR statements with invariant address.
28303 2009-04-09 Alan Modra <amodra@bigpond.net.au>
28306 * config.gcc (powerpc64-*-linux*): Always build biarch.
28308 2009-04-09 Joseph Myers <joseph@codesourcery.com>
28311 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
28312 it and pedwarn if this results in an INTEGER_CST.
28314 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28316 * doc/install.texi: Update minimum GMP version. Remove obsolete
28317 text in MPFR section.
28319 2009-04-08 Jakub Jelinek <jakub@redhat.com>
28321 * dwarf2out.c (class_scope_p): New static inline.
28322 (class_or_namespace_scope_p): Use it.
28323 (gen_variable_die): Use DW_TAG_member tag for static data member
28324 declarations instead of DW_TAG_variable.
28326 PR middle-end/39573
28327 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
28330 2009-04-08 Richard Guenther <rguenther@suse.de>
28332 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
28333 valueize random data.
28335 2009-04-08 David Edelsohn <edelsohn@gnu.org>
28337 * config.gcc (aix tm_file): Add aix-stdint.h.
28338 (aix tm clause use_gcc_stdint): Set to wrap.
28339 * config/rs6000/aix-stdint.h: New file.
28341 2009-04-08 Richard Guenther <rguenther@suse.de>
28343 PR middle-end/36291
28344 * tree-dfa.c (add_referenced_var): Do not recurse into
28345 global initializers.
28346 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
28348 (fold_const_aggregate_ref): Likewise.
28350 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28352 * recog.c (ordered_comparison_operator): New.
28353 * gensupport.c (std_preds): Add it.
28354 * doc/md.texi (Machine-Independent Predicates): Document it.
28356 2009-04-08 Jan Hubicka <jh@suse.cz>
28358 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
28359 * function.h (rtl_eh): Remove exception_handler_label_map.
28360 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
28361 remove_exception_handler_label, for_each_eh_label_1): Remove.
28362 (rtl_remove_unreachable_regions): Remove.
28363 (convert_from_eh_region_ranges): Do not remove unreachable regions.
28364 (find_exception_handler_labels): Don't build the hashtable.
28365 (maybe_remove_eh_handler): Remove.
28366 (for_each_eh_label): Rewrite to walk the tree.
28367 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
28368 * except.h (maybe_remove_eh_handler): Remove.
28369 * passes.c (init_optimization_passes): Schedule second EH cleanup
28371 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
28372 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
28374 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28376 * genoutput.c (validate_optab_operands): New.
28377 (gen_insn, gen_expand): Call it.
28379 * genflags.c (gen_insn): Detect misused iterators.
28380 (main): Pass line_no to gen_insn, exit with status 1 on error.
28382 * genextract.c (line_no): Make global.
28383 (VEC_safe_set_locstr): Change assertion to error message.
28384 (main): Exit with status 1 on error.
28386 2009-04-08 Joseph Myers <joseph@codesourcery.com>
28390 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28391 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28392 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28393 * c-convert.c (convert): Do not call fold on results of conversion
28394 functions when the result is a C_MAYBE_CONST_EXPR.
28395 * c-parser.c (c_parser_postfix_expression): Do not fold condition
28396 of __builtin_choose_expr.
28397 * c-typeck.c (remove_c_maybe_const_expr): New.
28398 (build_unary_op, build_conditional_expr, build_compound_expr,
28399 build_binary_op, c_objc_common_truthvalue_conversion): Call
28400 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28403 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
28405 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28406 CODE to produce a new one. Add a prototype to use fold_convert_const
28408 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28411 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28412 mix declarations and code.
28414 2009-04-08 Ben Elliston <bje@au.ibm.com>
28416 * gcc.c: Replace `CC' with `GCC' throughout.
28418 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28420 * doc/invoke.texi: Document Atom support.
28422 2009-04-07 Jason Merrill <jason@redhat.com>
28425 * c-common.h, c-common.c: Add flag_pretty_templates.
28426 * c-opts.c (c_common_handle_option): Set it.
28427 * c.opt: Add -fno-pretty-templates.
28428 * doc/invoke.texi (C++ Dialect Options): Likewise.
28430 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28432 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28433 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28434 (ia64_expand_builtin): Likewise.
28436 2009-04-07 Martin Jambor <mjambor@suse.cz>
28438 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28439 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28440 ADDR_EXPRS are include too.
28442 2009-04-07 Richard Guenther <rguenther@suse.de>
28444 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28445 decls are only used if passes as parameters or if they are
28446 local statics and the call is not to a builtin.
28447 (call_may_clobber_ref_p_1): Likewise.
28449 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28451 * expr.c (do_store_flag): Remove last argument. Simplify code
28452 to avoid duplication of tests already done by can_compare_p.
28453 (expand_expr_real_1): Adjust caller.
28455 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28457 * optabs.c (can_compare_p): Test the predicate of a
28458 cbranch and cstore pattern.
28460 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28462 * expr.c (convert_move): Use emit_store_flag instead of
28465 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28467 * config/i386/i386.c (ix86_compare_emitted): Remove.
28468 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28469 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28470 * config/i386/i386.h (ix86_compare_emitted): Remove.
28471 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28472 instead of ix86_compare_emitted.
28473 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28475 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28477 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28478 Add t-sysroot-suffix to tmake_file.
28479 * config/print-sysroot-suffix.sh: New file.
28480 * config/t-sysroot-suffix: New file.
28482 2009-04-07 Ben Elliston <bje@au.ibm.com>
28484 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28485 as the latter produces a warning when the target does not support
28488 2009-04-07 Ben Elliston <bje@au.ibm.com>
28490 * dfp.c: Replace type punning assignments with memcpy throughout.
28491 * Makefile.in (dfp.o-warn): Remove.
28493 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28496 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28497 Include soft-fp/t-softfp after rs6000/t-linux64.
28499 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28501 * stor-layout.c (set_sizetype): Use the full precision of their
28502 machine mode for bitsize types.
28504 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28506 * config/i386/i386.md: Revert 2 accidental checkins.
28508 2009-04-06 Joey Ye <joey.ye@intel.com>
28509 Xuepeng Guo <xuepeng.guo@intel.com>
28510 H.J. Lu <hongjiu.lu@intel.com>
28512 Atom pipeline model, tuning and insn selection.
28513 * config.gcc (atom): Add atom config options and target.
28515 * config/i386/atom.md: New.
28517 * config/i386/i386.c (atom_cost): New cost.
28518 (m_ATOM): New macro flag.
28519 (initial_ix86_tune_features): Set m_ATOM.
28520 (x86_accumulate_outgoing_args): Likewise.
28521 (x86_arch_always_fancy_math_387): Likewise.
28522 (processor_target): Add Atom cost.
28523 (cpu_names): Add Atom cpu name.
28524 (override_options): Set Atom ISA.
28525 (ix86_issue_rate): New case PROCESSOR_ATOM.
28526 (ix86_adjust_cost): Likewise.
28528 * config/i386/i386.h (TARGET_ATOM): New target macro.
28529 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28530 (TARGET_OPT_AGU): New target option.
28531 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28532 (processor_type): Add PROCESSOR_ATOM.
28534 * config/i386/i386.md (cpu): Add new value "atom".
28535 (use_carry, movu): New attr.
28536 (atom.md): Include atom.md.
28537 (adddi3_carry_rex64): Set attr "use_carry".
28538 (addqi3_carry): Likewise.
28539 (addhi3_carry): Likewise.
28540 (addsi3_carry): Likewise.
28541 (*addsi3_carry_zext): Likewise.
28542 (subdi3_carry_rex64): Likewise.
28543 (subqi3_carry): Likewise.
28544 (subhi3_carry): Likewise.
28545 (subsi3_carry): Likewise.
28546 (x86_movdicc_0_m1_rex64): Likewise.
28547 (*x86_movdicc_0_m1_se): Likewise.
28548 (x86_movsicc_0_m1): Likewise.
28549 (*x86_movsicc_0_m1_se): Likewise.
28550 (*adddi_1_rex64): Emit add insn as much as possible.
28551 (*addsi_1): Likewise.
28552 (return_internal): Set atom_unit.
28553 (return_internal_long): Likewise.
28554 (return_pop_internal): Likewise.
28555 (*rcpsf2_sse): Set atom_sse_attr attr.
28556 (*qrt<mode>2_sse): Likewise.
28557 (*prefetch_sse): Likewise.
28559 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28561 (ix86_target_macros_internal): Likewise.
28563 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28564 (*prefetch_sse_rex): Likewise.
28565 (sse_rcpv4sf2): Likewise.
28566 (sse_vmrcpv4sf2): Likewise.
28567 (sse_sqrtv4sf2): Likewise.
28568 (<sse>_vmsqrt<mode>2): Likewise.
28569 (sse_ldmxcsr): Likewise.
28570 (sse_stmxcsr): Likewise.
28571 (*sse_sfence): Likewise.
28572 (sse2_clflush): Likewise.
28573 (*sse2_mfence): Likewise.
28574 (*sse2_lfence): Likewise.
28575 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28576 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28577 (avx_movdqu<avxmodesuffix>): Likewise.
28578 (avx_lddqu<avxmodesuffix>): Likewise.
28579 (sse2_movntv2di): Change attr "type" to "ssemov".
28580 (sse2_movntsi): Likewise.
28581 (rsqrtv8sf2): Change attr "type" to "sseadd".
28582 (sse3_addsubv2df3): Set attr "atom_unit".
28583 (sse3_h<plusminus_insn>v4sf3): Likewise.
28584 (*sse2_pmaddwd): Likewise.
28585 (*vec_extractv2di_1_rex64): Likewise.
28586 (*vec_extractv2di_1_avx): Likewise.
28587 (sse2_psadbw): Likewise.
28588 (ssse3_phaddwv8hi3): Likewise.
28589 (ssse3_phaddwv4hi3): Likewise.
28590 (ssse3_phadddv4si3): Likewise.
28591 (ssse3_phadddv2si3): Likewise.
28592 (ssse3_phaddswv8hi3): Likewise.
28593 (ssse3_phaddswv4hi3): Likewise.
28594 (ssse3_phsubwv8hi3): Likewise.
28595 (ssse3_phsubwv4hi3): Likewise.
28596 (ssse3_phsubdv4si3): Likewise.
28597 (ssse3_phsubdv2si3): Likewise.
28598 (ssse3_phsubswv8hi3): Likewise.
28599 (ssse3_phsubswv4hi3): Likewise.
28600 (ssse3_pmaddubsw128): Likewise.
28601 (sse3_pmaddubsw: Likewise.
28602 (ssse3_palignrti): Likewise.
28603 (ssse3_palignrdi): Likewise.
28605 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28607 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28609 2009-04-06 Richard Guenther <rguenther@suse.de>
28611 PR tree-optimization/28868
28612 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28613 of which PHI results we inserted.
28614 (insert_into_preds_of_block): Record inserted PHIs.
28615 (eliminate): Eliminate redundant PHI nodes.
28616 (init_pre): Init inserted_phi_names.
28618 2009-04-06 Richard Guenther <rguenther@suse.de>
28620 PR tree-optimization/39643
28621 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28622 IMAGPART_EXPRs of complex constants.
28623 (execute_fold_all_builtins): If we folded a call queue
28624 TODO_update_address_taken.
28626 2009-04-06 Jan Hubicka <jh@suse.cz>
28628 PR middle-end/39659
28629 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28632 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28634 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28636 (ic_invalidate_array): Likewise.
28638 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28640 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28641 alignment for library calls.
28643 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28645 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28646 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28647 * config/i386/mingw-stdint.h: New file.
28649 2009-04-05 Richard Guenther <rguenther@suse.de>
28651 PR tree-optimization/39648
28652 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
28653 our &A vs. &A[0] IL deficiencies.
28655 2009-04-04 Jan Hubicka <jh@suse.cz>
28657 * except.c (sjlj_find_directly_reachable_regions): Be ready for
28658 removed toplevel regions.
28659 (sjlj_mark_call_sites): Likewise.
28661 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
28663 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
28664 (cygwin tm clause use_gcc_stdint): Set to wrap.
28665 * config/i386/cygwin-stdint.h: New file.
28667 2009-04-04 Richard Guenther <rguenther@suse.de>
28669 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
28670 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
28671 single-argument PHIs if we are in loop-closed SSA form.
28672 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
28673 for the pre-condition.
28674 (slpeel_tree_peel_loop_to_edge): Likewise.
28675 (vect_build_loop_niters): Take an optional sequence to append stmts.
28676 (vect_generate_tmps_on_preheader): Likewise.
28677 (vect_do_peeling_for_loop_bound): Take extra guards for the
28679 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
28680 the cost model check.
28681 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
28682 guards if we are going to peel. Do not apply versioning in that case.
28683 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
28684 (vect_do_peeling_for_loop_bound): Likewise.
28685 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
28686 loop bound only record extra pre-conditions, do not apply loop
28689 2009-04-04 Richard Guenther <rguenther@suse.de>
28691 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
28694 2009-04-04 Jan Hubicka <jh@suse.cz>
28696 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
28697 last_basic_block for size of bb->index indexed array.
28698 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
28699 compute_out, link_btr_uses, build_btr_def_use_webs,
28700 build_btr_def_use_webs, migrate_btr_defs): Likewise.
28702 2009-04-04 Jan Hubicka <jh@suse.cz>
28704 * except.c (remove_eh_handler_and_replace): Break out from ...
28705 (remove_eh_handler): ... here.
28706 (bring_to_root): New function.
28707 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
28708 handled ones, bring others to root of tree.
28710 2009-04-04 Jan Hubicka <jh@suse.cz>
28712 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
28713 (all_phis_safe_to_merge): New function.
28714 (update_info): New structure.
28715 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
28716 (cleanup_empty_eh): Update SSA if possible.
28718 2009-04-04 Richard Guenther <rguenther@suse.de>
28720 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
28721 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
28722 (append_vuse): Likewise.
28724 2009-04-04 Jakub Jelinek <jakub@redhat.com>
28726 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
28727 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
28728 instead of REG_UNSAVED for DW_CFA_undefined.
28729 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
28730 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
28733 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
28736 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
28738 2009-04-04 Richard Guenther <rguenther@suse.de>
28740 PR tree-optimization/8781
28741 PR tree-optimization/37892
28742 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
28743 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
28744 (valueize_refs): Call it for *& valueizations.
28745 (shared_reference_ops_from_ref): Rename to ...
28746 (valueize_shared_reference_ops_from_ref): ... this and valueize.
28747 (shared_reference_ops_from_call): Rename to ...
28748 (valueize_shared_reference_ops_from_call): ... this and valueize.
28749 (vn_reference_lookup): Update.
28750 (visit_reference_op_call): Likewise.
28751 * tree-ssa-pre.c (phi_translate_1): Fold *&.
28752 (eliminate): Value-replace the call address in call statements.
28754 2009-04-04 Richard Guenther <rguenther@suse.de>
28756 PR tree-optimization/39636
28757 * tree-ssa-forwprop.c
28758 (forward_propagate_addr_into_variable_array_index): Check for
28759 GIMPLE_ASSIGN before accessing the rhs code.
28761 2009-04-03 Jason Merrill <jason@redhat.com>
28763 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
28765 2009-04-03 Steve Ellcey <sje@cup.hp.com>
28767 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
28768 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
28769 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
28770 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
28771 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
28772 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
28773 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
28774 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
28775 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
28776 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
28777 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
28778 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
28779 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
28780 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
28781 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
28782 Use fr_reg_or_fp01_operand instead of fr_register_operand
28784 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
28785 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
28786 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
28788 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
28790 PR rtl-optimization/39607
28791 PR rtl-optimization/39631
28795 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
28796 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
28797 instead of DF_LR_OUT.
28798 * ira-lives.c (process_bb_node_lives): Ditto.
28799 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
28800 instead of DF_LR_{OUT,IN}.
28801 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
28802 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
28804 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
28806 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
28807 (execute_lower_omp): Always run but take the short way out if -fopenmp
28809 (gate_lower_omp): Remove, forcing the pass manager to always run the
28810 pass and always set PROP_gimple_lomp.
28811 (pass_lower_omp): Remove gate function.
28812 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
28813 PROP_trees. Instead, require it.
28814 * ipa-cp.c (pass_ipa_cp): Likewise.
28815 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
28816 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
28817 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
28818 and PROP_gimple_leh.
28820 2009-04-03 Richard Guenther <rguenther@suse.de>
28822 PR middle-end/13146
28823 PR tree-optimization/23940
28824 PR tree-optimization/33237
28825 PR middle-end/33974
28826 PR middle-end/34093
28827 PR tree-optimization/36201
28828 PR tree-optimization/36230
28829 PR tree-optimization/38049
28830 PR tree-optimization/38207
28831 PR tree-optimization/38230
28832 PR tree-optimization/38301
28833 PR tree-optimization/38585
28834 PR middle-end/38895
28835 PR tree-optimization/38985
28836 PR tree-optimization/39299
28837 * tree-ssa-structalias.h: Remove.
28838 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
28839 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
28840 (struct vuse_element_d): Remove.
28841 (struct vuse_vec_d): Likewise.
28842 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
28843 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
28844 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
28845 VUSE_ELEMENT_VAR): Likewise.
28846 (struct voptype_d): Likewise.
28847 (NUM_VOP_FREE_BUCKETS): Likewise.
28848 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
28849 (struct stmt_operands_d): Remove.
28850 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
28851 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
28852 VDEF_NUM, VDEF_VECT): Likewise.
28853 (copy_virtual_operands): Remove.
28854 (operand_build_cmp): Likewise.
28855 (create_ssa_artificial_load_stmt): Likewise.
28856 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
28857 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
28858 vuse_index and mayuse_index members. Pack and move done and iter_type
28859 members to the front.
28860 (SSA_OP_VMAYUSE): Remove.
28861 (SSA_OP_VIRTUAL_USES): Adjust.
28862 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
28863 (unlink_stmt_vdef): Declare.
28864 (add_to_addressable_set): Remove.
28865 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
28866 (vrp_visit_stmt): Likewise.
28867 * doc/tree-ssa.texi (Alias analysis): Update.
28868 * doc/invoke.texi (max-aliased-vops): Remove docs.
28869 (avg-aliased-vops): Likewise.
28870 * tree-into-ssa.c (syms_to_rename): Remove.
28871 (need_to_update_vops_p): Likewise.
28872 (need_to_initialize_update_ssa_p): Rename to ...
28873 (update_ssa_initialized_fn): ... this. Track function we are
28875 (symbol_marked_for_renaming): Simplify.
28876 (add_new_name_mapping): Do not set need_to_update_vops_p.
28877 (dump_currdefs): Use SYMS_TO_RENAME.
28878 (rewrite_update_stmt): Always walk all uses/defs.
28879 (dump_update_ssa): Adjust.
28880 (init_update_ssa): Take function argument. Track what we are
28882 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
28883 (create_new_def_for): Initialize for cfun, assert we are initialized
28885 (mark_sym_for_renaming): Simplify.
28886 (mark_set_for_renaming): Do not initialize update-ssa.
28887 (need_ssa_update_p): Simplify. Take function argument.
28888 (name_mappings_registered_p): Assert we ask for the correct function.
28889 (name_registered_for_update_p): Likewise.
28890 (ssa_names_to_replace): Likewise.
28891 (release_ssa_name_after_update_ssa): Likewise.
28892 (update_ssa): Likewise. Use SYMS_TO_RENAME.
28893 (dump_decl_set): Do not print a newline.
28894 (debug_decl_set): Do it here.
28895 (dump_update_ssa): And here.
28896 * tree-ssa-loop-im.c (move_computations): Adjust.
28897 (movement_possibility): Likewise.
28898 (determine_max_movement): Likewise.
28899 (gather_mem_refs_stmt): Likewise.
28900 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
28901 or NAME_MEMORY_TAG.
28902 * tree-complex.c (update_all_vops): Remove.
28903 (expand_complex_move): Adjust.
28904 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
28905 Simplify test for memory referencing statement. Exclude
28906 non-invariant ADDR_EXPRs.
28907 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
28908 * tree-loop-distribution.c (generate_memset_zero): Adjust.
28909 (rdg_flag_uses): Likewise.
28910 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
28912 (tree_optimize_tail_calls_1): Also split the
28913 edge from the entry block if we have degenerate PHI nodes in
28914 the first basic block.
28915 * tree.c (init_ttree): Remove memory-tag related code.
28916 (tree_code_size): Likewise.
28917 (tree_node_structure): Likewise.
28918 (build7_stat): Re-write to be build6_stat.
28919 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
28920 (SSA_VAR_P): Adjust.
28921 (struct tree_memory_tag): Remove.
28922 (struct tree_memory_partition_tag): Likewise.
28923 (union tree_node): Adjust.
28924 (build7): Re-write to be build6.
28925 * tree-pass.h (pass_reset_cc_flags): Remove.
28926 (TODO_update_address_taken): New flag.
28927 (pass_simple_dse): Remove.
28928 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
28929 * params.h (MAX_ALIASED_VOPS): Remove.
28930 (AVG_ALIASED_VOPS): Likewise.
28931 * omp-low.c (expand_omp_taskreg): Update SSA form.
28932 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
28933 aliases the lhs in a copy stmt.
28934 * tree-ssa-dse.c (struct address_walk_data): Remove.
28935 (memory_ssa_name_same): Likewise.
28936 (memory_address_same): Likewise.
28937 (get_kill_of_stmt_lhs): Likewise.
28938 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
28939 unused stores. Look through PHI nodes into post-dominated regions.
28940 (dse_optimize_stmt): Simplify. Properly remove stores.
28941 (tree_ssa_dse): Compute dominators.
28942 (execute_simple_dse): Remove.
28943 (pass_simple_dse): Likewise.
28944 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
28945 gimple_loaded_syms and gimple_stored_syms computation.
28946 * toplev.c (dump_memory_report): Dump alias and pta stats.
28947 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
28948 (vn_reference_eq): Likewise.
28949 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
28950 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
28951 valueize_vuses): Remove.
28952 (get_def_ref_stmt_vuses): Simplify. Rename to ...
28953 (get_def_ref_stmt_vuse): ... this.
28954 (vn_reference_lookup_2): New function.
28955 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
28956 walking equivalent vuses. Simplify.
28957 (vn_reference_lookup): Likewise.
28958 (vn_reference_insert): Likewise.
28959 (vn_reference_insert_pieces): Likewise.
28960 (visit_reference_op_call): Simplify.
28961 (visit_reference_op_load): Likewise.
28962 (visit_reference_op_store): Likewise.
28963 (init_scc_vn): Remove shared_lookup_vuses initialization.
28964 (free_scc_vn): Remove shared_lookup_vuses freeing.
28965 (sort_vuses, sort_vuses_heap): Remove.
28966 (get_ref_from_reference_ops): Export.
28967 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
28968 vector with single vuse pointer.
28969 (vn_reference_lookup_pieces, vn_reference_lookup,
28970 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
28971 (shared_vuses_from_stmt): Remove.
28972 (get_ref_from_reference_ops): Declare.
28973 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
28974 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
28975 memory-tag related code.
28976 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
28977 (likely_value): Add comment, skip static-chain of call statements.
28978 (surely_varying_stmt_p): Adjust.
28979 (gimplify_and_update_call_from_tree): Likewise.
28980 (execute_fold_all_builtins): Do not rebuild alias info.
28981 (gimplify_and_update_call_from_tree): Properly update VOPs.
28982 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
28983 (copy_ref_info): Remove memory-tag related code.
28984 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
28985 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
28986 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
28988 * tree-ssa-dom.c (gimple_p): Remove typedef.
28989 (eliminate_redundant_computations): Adjust.
28990 (record_equivalences_from_stmt): Likewise.
28991 (avail_expr_hash): Likewise.
28992 (avail_expr_eq): Likewise.
28993 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
28994 (stmt_makes_single_load): Likewise.
28995 (stmt_makes_single_store): Likewise.
28996 * tree-ssa-alias.c: Rewrite completely.
28997 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
28998 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
28999 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
29000 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
29001 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
29002 Remove public functions.
29003 (pass_reset_cc_flags): Remove.
29004 (pass_build_alias): Move ...
29005 * tree-ssa-structalias.c (pass_build_alias): ... here.
29006 * tree-ssa-alias.c (may_be_aliased): Move ...
29007 * tree-flow-inline.h (may_be_aliased): ... here.
29008 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
29009 count_uses_and_derefs): Move ...
29010 * gimple.c: ... here.
29011 * gimple.h (count_uses_and_derefs): Declare.
29012 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
29013 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
29014 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
29015 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
29016 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
29017 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
29018 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
29020 * tree-dfa.c (refs_may_alias_p): Move ...
29021 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
29022 * tree-ssa-alias.h: New file.
29023 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
29024 (statement_sink_location): Likewise.
29025 * opts.c (decode_options): Do not adjust max-aliased-vops or
29026 avg-aliased-vops values.
29027 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
29028 (TV_CALL_CLOBBER): Likewise.
29029 (TV_FLOW_SENSITIVE): Likewise.
29030 (TV_FLOW_INSENSITIVE): Likewise.
29031 (TV_MEMORY_PARTITIONING): Likewise.
29032 (TV_ALIAS_STMT_WALK): New timevar.
29033 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
29034 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
29035 (get_address_description): Remove memory-tag related code.
29036 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
29037 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
29038 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
29039 and immediate uses in statements. Document.
29040 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
29041 (dump_symbols): Remove.
29042 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
29043 * alias.c (get_deref_alias_set): New function split out from ...
29044 (get_alias_set): ... here.
29045 * alias.h (get_deref_alias_set): Declare.
29046 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
29047 type parameter. Remove restrict pointer handling. Create a
29048 ref-all pointer in case type-based alias sets do not conflict.
29049 (vect_analyze_data_refs): Remove SMT related code.
29050 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
29051 (vectorizable_load): Likewise.
29052 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
29053 (DR_SYMBOL_TAG, DR_VOPS): Remove.
29054 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
29055 Ignore vops and SMTs.
29056 (dr_analyze_alias): Likewise..
29057 (free_data_ref): Likewise.
29058 (create_data_ref): Likewise.
29059 (analyze_all_data_dependences): Likewise.
29060 (get_references_in_stmt): Adjust.
29061 * tree-flow-inline.h (gimple_aliases_computed_p,
29062 gimple_addressable_vars, gimple_call_clobbered_vars,
29063 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
29064 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
29065 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
29066 gimple_mem_ref_stats): Remove.
29067 (gimple_vop): New function.
29068 (op_iter_next_use): Remove vuses and mayuses cases.
29069 (op_iter_next_def): Remove vdefs case.
29070 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
29071 (clear_and_done_ssa_iter): Do not set removed fields.
29072 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
29073 Assert we are not iterating over vuses or vdefs if not also
29074 iterating over uses or defs.
29075 (op_iter_init_use): Likewise.
29076 (op_iter_init_def): Likewise.
29077 (op_iter_next_vdef): Remove.
29078 (op_iter_next_mustdef): Likewise.
29079 (op_iter_init_vdef): Likewise.
29080 (compare_ssa_operands_equal): Likewise.
29081 (link_use_stmts_after): Handle vuse operand.
29082 (is_call_used): Use is_call_clobbered.
29083 (is_call_clobbered): Global variables are always call clobbered,
29084 query the call-clobbers bitmap.
29085 (mark_call_clobbered): Ignore global variables.
29086 (clear_call_clobbered): Likewise.
29087 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
29088 virtual operands sanity check.
29089 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
29091 (TARGET_MEM_REF): Remove TMR_TAG operand.
29092 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
29093 Remove call-clobber related code.
29094 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
29095 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
29096 partitions or escape reason.
29097 (get_single_def_stmt, get_single_def_stmt_from_phi,
29098 get_single_def_stmt_with_phi): Remove.
29099 (dump_referenced_vars): Tidy.
29100 (get_ref_base_and_extent): Allow bare decls.
29101 (collect_dfa_stats): Adjust.
29102 * graphite.c (rename_variables_in_stmt): Adjust.
29103 (graphite_copy_stmts_from_block): Likewise.
29104 (translate_clast): Likewise.
29105 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
29107 (translate_vuse_through_block): Use the oracle.
29108 (phi_translate_1): Adjust.
29109 (value_dies_in_block_x): Use the oracle. Cache the outcome
29111 (valid_in_sets): Check if the VUSE for
29112 a REFERENCE is available.
29113 (eliminate): Do not remove stmts during elimination,
29114 instead queue and remove them afterwards.
29115 (do_pre): Do not rebuild alias info.
29116 (pass_pre): Run TODO_rebuild_alias before PRE.
29117 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
29118 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
29119 (mark_all_v_defs_stmt): Remove.
29120 (mark_all_v_defs_seq): Adjust.
29121 (sra_replace): Likewise.
29122 (scalarize_use): Likewise.
29123 (scalarize_copy): Likewise.
29124 (scalarize_init): Likewise.
29125 (scalarize_ldst): Likewise.
29126 (todoflags): Remove.
29127 (tree_sra): Do not rebuild alias info.
29128 (tree_sra_early): Adjust.
29129 (pass_sra): Run TODO_update_address_taken before SRA.
29130 * tree-predcom.c (set_alias_info): Remove.
29131 (prepare_initializers_chain): Do not call it.
29132 (mark_virtual_ops_for_renaming): Adjust.
29133 (mark_virtual_ops_for_renaming_list): Remove.
29134 (initialize_root_vars): Adjust.
29135 (initialize_root_vars_lm): Likewise.
29136 (prepare_initializers_chain): Likewise.
29137 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
29138 (may_propagate_copy_into_stmt): Likewise.
29139 (merge_alias_info): Do nothing for now.
29140 (propagate_tree_value_into_stmt): Adjust.
29141 (stmt_may_generate_copy): Likewise.
29142 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
29143 not mark symbols for renaming.
29144 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
29145 with the same statement, make sure to update the new pointed-to one.
29146 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
29147 call statements, do not mark symbols for renaming.
29148 (mark_operand_necessary): Dump something.
29149 (ref_may_be_aliased): New function.
29150 (mark_aliased_reaching_defs_necessary_1): New helper function.
29151 (mark_aliased_reaching_defs_necessary): Likewise.
29152 (mark_all_reaching_defs_necessary_1): Likewise.
29153 (mark_all_reaching_defs_necessary): Likewise.
29154 (propagate_necessity): Do not process virtual PHIs. For
29155 non-aliased loads mark all reaching definitions as necessary.
29156 For aliased loads and stores mark the immediate dominating
29157 aliased clobbers as necessary.
29158 (visited): New global static.
29159 (perform_tree_ssa_dce): Free visited bitmap after propagating
29161 (remove_dead_phis): Perform simple dead virtual PHI removal.
29162 (remove_dead_stmt): Properly unlink virtual operands when
29164 (eliminate_unnecessary_stmts): Schedule PHI removal after
29166 * tree-ssa-ter.c (is_replaceable_p): Adjust.
29167 (process_replaceable): Likewise.
29168 (find_replaceable_in_bb): Likewise.
29169 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
29170 based on the single gimple vop.
29171 (verify_flow_insensitive_alias_info): Remove.
29172 (verify_flow_sensitive_alias_info): Likewise.
29173 (verify_call_clobbering): Likewise.
29174 (verify_memory_partitions): Likewise.
29175 (verify_alias_info): Likewise.
29176 (verify_ssa): Adjust..
29177 (execute_update_addresses_taken): Export. Update SSA
29178 manually. Optimize only when optimizing. Use a local bitmap.
29179 (pass_update_address_taken): Remove TODO_update_ssa, add
29181 (pass_update_address_taken): Just use TODO_update_address_taken.
29182 (init_tree_ssa): Do not initialize addressable_vars.
29183 (verify_ssa): Verify new VUSE / VDEF properties.
29184 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
29185 Do not call verify_alias_info.
29186 (delete_tree_ssa): Clear the VUSE, VDEF operands.
29187 Do not free the loaded and stored syms bitmaps. Reset the escaped
29188 and callused solutions. Do not free addressable_vars.
29189 Remove memory-tag related code.
29190 (warn_uninitialized_var): Aliases are always available.
29191 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
29192 * lambda-code.c (can_put_in_inner_loop): Adjust.
29193 (can_put_after_inner_loop): Likewise.
29194 (perfect_nestify): Likewise.
29195 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
29196 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
29197 (vectorizable_conversion): Do not mark symbols for renaming.
29198 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
29199 (expand_call_inline): Unlink the calls virtual operands before
29201 (tree_function_versioning): Do not call update_ssa if we are not
29202 updating clones. Simplify.
29203 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
29204 (propagate_with_phi): Likewise..
29205 * tree-outof-ssa.c (create_temp): Remove memory tag and call
29206 clobber code. Assert we are not aliased or global.
29207 * tree-flow.h: Include tree-ssa-alias.h
29208 (enum escape_type): Remove.
29209 (struct mem_sym_stats_d): Likewise.
29210 (struct mem_ref_stats_d): Likewise.
29211 (struct gimple_df): Add vop member. Remove global_var,
29212 call_clobbered_vars, call_used_vars, addressable_vars,
29213 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
29214 escaped and callused members.
29215 (struct ptr_info_def): Remove all members, add points-to solution
29217 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
29218 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
29219 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
29220 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
29221 (tree-ssa-alias.o): Likewise.
29222 (toplev.o): Add tree-ssa-alias.h
29223 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
29224 * gimple.c (gimple_set_bb): Fix off-by-one error.
29225 (is_gimple_reg): Do not handle memory tags.
29226 (gimple_copy): Also copy virtual operands.
29227 Delay updating the statement. Do not reset loaded and stored syms.
29228 (gimple_set_stored_syms): Remove.
29229 (gimple_set_loaded_syms): Likewise.
29230 (gimple_call_copy_skip_args): Copy the virtual operands
29231 and mark the new statement modified.
29232 * tree-ssa-structalias.c (may_alias_p): Remove.
29233 (set_uids_in_ptset): Take the alias set to prune with as
29234 parameter. Fold in the alias test of may_alias_p.
29235 (compute_points_to_sets): Compute whether a ptr is dereferenced
29236 in a local sbitmap.
29237 (process_constraint): Deal with &ANYTHING on the lhs, reject all
29238 other ADDRESSOF constraints on the lhs.
29239 (get_constraint_for_component_ref): Assert that we don't get
29240 ADDRESSOF constraints from the base of the reference.
29241 Properly generate UNKNOWN_OFFSET for DEREF if needed.
29242 (struct variable_info): Remove collapsed_to member.
29243 (get_varinfo_fc): Remove.
29244 (new_var_info): Do not set collapsed_to.
29245 (dump_constraint): Do not follow cycles.
29246 (dump_constraint_graph): Likewise.
29247 (build_pred_graph): Likewise.
29248 (build_succ_graph): Likewise.
29249 (rewrite_constraints): Likewise.
29250 (do_simple_structure_copy): Remove.
29251 (do_rhs_deref_structure_copy): Remove.
29252 (do_lhs_deref_structure_copy): Remove.
29253 (collapse_rest_of_var): Remove.
29254 (do_structure_copy): Re-implement.
29255 (pta_stats): New global variable.
29256 (dump_pta_stats): New function.
29257 (struct constraint_expr): Make offset signed.
29258 (UNKNOWN_OFFSET): Define special value.
29259 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
29260 (solution_set_expand): New helper function split out from ...
29261 (do_sd_constraint): ... here.
29262 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
29263 (do_ds_constraint): Likewise.
29264 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
29265 and CALLUSED = *CALLUSED.
29266 (set_union_with_increment): Make inc argument signed.
29267 (type_safe): Remove.
29268 (get_constraint_for_ptr_offset): Handle unknown and negative
29270 (first_vi_for_offset): Handle offsets before start. Bail
29271 out early for offsets beyond the variable extent.
29272 (first_or_preceding_vi_for_offset): New function.
29273 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
29274 Together with ESCAPED = *ESCAPED this properly computes reachability.
29275 (find_what_var_points_to): New function.
29276 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
29277 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
29278 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
29279 pt_solutions_intersect): New functions.
29280 (compute_call_used_vars): Remove.
29281 (compute_may_aliases): New main entry into PTA computation.
29282 * gimple.h (gimple_p): New typedef.
29283 (struct gimple_statement_base): Remove references_memory_p.
29284 (struct gimple_statement_with_memory_ops_base): Remove
29285 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
29287 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
29288 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
29289 gimple_set_references_memory): Remove.
29290 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
29291 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
29293 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
29294 (verify_expr): Allow RESULT_DECL.
29295 (gimple_duplicate_bb): Do not copy virtual operands.
29296 (gimple_duplicate_sese_region): Adjust.
29297 (gimple_duplicate_sese_tail): Likewise.
29298 (mark_virtual_ops_in_region): Remove.
29299 (move_sese_region_to_fn): Do not call it.
29300 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
29301 and pass_simple_dse.
29302 (execute_function_todo): Handle TODO_update_address_taken,
29303 call execute_update_addresses_taken for TODO_rebuild_alias.
29304 (execute_todo): Adjust.
29305 (execute_one_pass): Init dump files early.
29306 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
29308 (create_general_new_stmt): Clear vops.
29309 * tree-ssa-reassoc.c (get_rank): Adjust.
29310 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
29311 symbols for renaming.
29312 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
29313 (PARAM_AVG_ALIASED_VOPS): Likewise.
29314 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
29315 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
29316 * tree-ssa-operands.c: Simplify for new virtual operand representation.
29317 (operand_build_cmp, copy_virtual_operands,
29318 create_ssa_artificial_load_stmt, add_to_addressable_set,
29319 gimple_add_to_addresses_taken): Remove public functions.
29320 (unlink_stmt_vdef): New function.
29322 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29324 * config.gcc (powerpc-*-linux*): Merge variants.
29326 2009-04-02 Chao-ying Fu <fu@mips.com>
29327 James Grosbach <james.grosbach@microchip.com>
29329 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
29330 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
29332 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
29333 keep_interrupts_masked_p, use_debug_exception_return_p.
29334 (mips_attribute_table): Add interrupt, use_shadow_register_set,
29335 keep_interrupts_masked, use_debug_exception_return.
29336 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
29337 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
29339 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
29340 (mips_print_operand): Process COP0 registers to print $0 .. $31
29341 correctly for GAS to process.
29342 (mips_interrupt_extra_call_saved_reg_p): New function.
29343 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
29345 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
29346 (mips_compute_frame_info): Add supports for interrupt context that
29347 includes doubleword accumulators and COP0 registers.
29348 (mips_for_each_saved_acc): New function.
29349 (mips_for_each_saved_gpr_and_fpr): Change the function name from
29350 mips_for_each_saved_reg.
29351 (mips_save_reg): Save accumulators.
29352 (mips_kernel_reg_p): A new for_each_rtx callback.
29353 (mips_expand_prologue): Support interrupt handlers.
29354 (mips_restore_reg): Restore accumulators.
29355 (mips_expand_epilogue): Support interrupt handlers.
29356 (mips_can_use_return_insn): Return false for interrupt handlers.
29357 (mips_epilogue_uses): New function.
29358 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
29359 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
29360 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
29361 cop0_move): New instructions.
29362 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
29363 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
29365 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
29367 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
29368 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
29369 interrupt handlers, we use K0 as the temporary register.
29370 (EPILOGUE_USES): Change to a function call.
29371 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
29372 handlers, we use K0 as the temporary register.
29374 * doc/extend.texi (Function Attributes): Document interrupt,
29375 use_shadow_register_set, keep_interrupts_masked,
29376 use_debug_exception_return for MIPS attributes.
29378 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29380 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29381 Remove a number of t-files from tmake_file.
29382 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29383 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29384 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29385 target_prototype, not TARGET_PROTOTYPE.
29386 (LINK_OS_GNU_SPEC): Define.
29387 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29388 and darwin-ldoubdle.c.
29390 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
29393 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
29394 (cpp_options): Ditto.
29395 (default_compilers): Ditto.
29396 (display_help): Ditto.
29397 (process_command): Ditto.
29398 (do_spec_1): Ditto.
29399 (set_input): Use lbasename instead of duplicate code.
29400 (save_temps_prefix): New static for -save-temps=obj.
29401 (save_temps_length): Ditto.
29403 * doc/invoke.texi (-save-temps=obj): Document new variant to
29404 -save-temps switch.
29406 2009-04-02 Jeff Law <law@redhat.com>
29408 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29411 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29413 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29414 * configure: Regenerated.
29416 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29418 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29419 share the argument list.
29421 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29425 2009-02-12 Diego Novillo <dnovillo@google.com>
29427 * varpool.c (debug_varpool): New.
29428 * cgraph.h (debug_varpool): Declare.
29430 2009-04-02 Jan Hubicka <jh@suse.cz>
29432 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29435 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29437 * config/i386/i386.c (ix86_abi): Move initialization to ...
29438 (override_options): Here.
29440 2009-04-02 Christian Bruel <christian.bruel@st.com>
29442 * config/sh/sh.c (sh_dwarf_register_span): New function.
29443 (TARGET_DWARF_REGISTER_SPAN): Define.
29444 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29446 2009-04-02 Ira Rosen <irar@il.ibm.com>
29448 PR tree-optimization/39595
29449 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29450 interleaved loads group is not greater than the SLP group size.
29452 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29454 * builtins.c (is_builtin_name): New.
29455 (called_as_built_in): Use is_builtin_name.
29456 * tree.h (is_builtin_name): New.
29457 * varasm.c (incorporeal_function_p): Use is_builtin_name
29459 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29461 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29463 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29466 * c-decl.c (clone_underlying_type): Move this ...
29467 * c-common.c (set_underlying_type): ... here.
29468 Also, make sure the function properly sets TYPE_STUB_DECL() on
29469 the newly created typedef variant type.
29470 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29471 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29474 2009-04-02 Richard Guenther <rguenther@suse.de>
29476 PR tree-optimization/37221
29477 * tree-flow.h (degenerate_phi_result): Declare.
29478 * tree-ssa-dom.c (degenerate_phi_result): Export.
29479 * tree-scalar-evolution.c (analyze_initial_condition): If
29480 the initial condition is defined by a degenerate PHI node
29481 use the degenerate value.
29483 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29485 PR rtl-optimization/39588
29486 * combine.c (merge_outer_ops): Do not set the constant when this
29488 (simplify_shift_const_1): Do not modify it either in this case.
29490 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29492 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29493 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29495 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29498 * c-lex.c (interpret_float): Default (no suffix) is double.
29500 2009-04-1 Xinliang David Li <davidxl@google.com>
29502 * config/i386/i386.c (legitimate_constant_p): Recognize
29503 all one vector constant.
29505 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29507 * config/vax/vax.c: Add #includes to silence warnings.
29508 Change #include order to silence two warnings.
29510 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29512 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29513 (ASM_SPEC): Pass -k to the assembler for PIC code.
29515 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29517 * config.gcc: Add vax-*-linux* to the switch.
29518 * config/vax/linux.h: New file. (TARGET_VERSION,
29519 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29521 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29523 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29524 Use predicate macros instead of GET_CODE() == foo.
29525 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29526 ashlsi3, rotrsi3, <unnamed>): Likewise.
29528 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29530 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29531 jbbccihi, jbbccisi): Remova trailing whitespace.
29532 * config/vax/constraints.md: Likewise.
29533 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29534 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29535 * config/vax/predicates.md: Likewise.
29536 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29537 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29538 * config/vax/vax.h: Likewise.
29539 * config/vax/vax.md (nonlocal_goto): Likewise.
29541 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29543 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29544 (indirectable_address_p, adjacent_operands_p): Add spaces around
29546 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29548 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29550 * config/vax/vax.c (legitimate_constant_address_p,
29551 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29552 index_term_p, reg_plus_index_p, legitimate_address_p,
29553 vax_mode_dependent_address_p): Update comments to match functions
29554 modified by the recent int->bool conversion.
29556 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29558 * config/vax/builtins.md: Update copyright message.
29559 * config/vax/constraints.md: Likewise.
29560 * config/vax/netbsd-elf.h: Likewise.
29561 * config/vax/predicates.md: Likewise.
29562 * config/vax/vax-protos.h: Likewise.
29563 * config/vax/vax.c: Likewise.
29564 * config/vax/vax.h: Likewise.
29565 * config/vax/vax.md: Likewise.
29566 * config/vax/vax.opt: Likewise.
29568 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29570 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29571 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29572 * config/vax/constraints.md (B, R): Likewise.
29573 * config/vax/predicates.md (external_memory_operand,
29574 nonimmediate_addsub_di_operand): Likewise.
29575 * config/vax/vax.c (vax_output_int_add): Likewise.
29576 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29577 untyped_call): Likewise.
29579 2009-04-01 Matt Thomas <matt@3am-software.com>
29581 * config/vax/predicates.md: New file.
29582 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29583 external_const_operand, nonsymbolic_operand, external_memory_operand,
29584 indirect_memory_operand, indexed_memory_operand,
29585 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29586 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29588 * config/vax/constraints.md: New file.
29589 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29591 * config/vax/builtins.md: New file.
29592 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29593 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29595 * config/vax/vax.opt (mqmath): Add option.
29596 * config/vax/vax.md (isfx): Extend with DI.
29597 (VAXintQH, VAXintQHSD): Define.
29598 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29599 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29600 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29601 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29602 (movdi): Update constraints and use vax_output_int_move().
29603 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29604 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29605 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29606 nonlocal_goto): New.
29607 (mov<mode>): Extend accepted operand types.
29608 (subdi3_old): Rename from subdi3, change update constraints and use
29609 a new implementation.
29610 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29611 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29612 MOVE_RATIO, CLEAR_RATIO): Define.
29613 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29614 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29615 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29616 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29617 (split_quadword_operands): Make static and really allow variable
29619 (print_operand_address): Update for PIC generation.
29620 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29621 indexable_address_p, fixup_mathdi_operand,
29622 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29623 (vax_float_literal, legitimate_constant_p,
29624 indirectable_constant_address_p, index_term_p,
29625 reg_plus_index_p): Return bool instead of int.
29626 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29628 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29630 (vax_output_conditional_branch): Indent.
29631 (legitimate_constant_address_p, indirectable_constant_address_p,
29632 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29633 vax_mode_dependent_address_p): Return bool instead of int, update for
29635 * config/vax/vax-protos.h (legitimate_constant_address_p,
29636 legitimate_constant_p, legitimate_address_p,
29637 vax_mode_dependent_address_p): Change declaration to bool.
29638 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29639 vax_expand_addsub_di_operands, vax_output_int_subtract,
29640 vax_output_movmemsi): Declare.
29641 (split_quadword_operands, vax_float_literal): Delete declaration.
29642 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29643 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29644 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29645 ASM_OUTPUT_DWARF_PCREL): Define.
29646 (ASM_SPEC): Change definition to allow PIC generation.
29648 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29650 * doc/sourcebuild.texi: Update front-end requirements.
29652 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29655 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
29656 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
29657 (booldi3_internal3): Use boolean_or_operator instead of
29660 2009-04-01 Joseph Myers <joseph@codesourcery.com>
29663 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
29664 declarator whose size is not an integer constant expression but
29665 folds to an integer constant, then treat it as a constant
29668 2009-04-01 Richard Guenther <rguenther@suse.de>
29670 * fold-const.c (fold_plusminus_mult_expr): Do not fold
29671 i * 4 + 2 to (i * 2 + 1) * 2.
29673 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29676 * c-parser.c (c_parser_asm_statement): Skip until close paren and
29677 return if c_parser_asm_string_literal returned NULL.
29679 2009-04-01 Nick Clifton <nickc@redhat.com>
29681 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
29683 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
29684 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
29685 other typedefs to avoid conflicts with libgcc2.c. Define labels
29686 to gain 16-bit bit-manipulation functions from libgcc2.c and then
29688 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
29689 to gain 16-bit trapping arithmetic functions from libgcc2.c and
29692 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
29694 * varasm.c (default_function_rodata_section): Declare DOT as
29697 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
29698 Andrey Galkin <agalkin@hypercom.com>
29701 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
29702 Make object_name unique for each process.
29704 2009-04-01 Jakub Jelinek <jakub@redhat.com>
29707 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
29708 addressable variables in the parallel that could go out of scope while
29709 running queued tasks.
29711 2009-04-01 Anatoly Sokolov <aesok@post.ru>
29713 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
29714 (CASE_VALUES_THRESHOLD): Redefine.
29715 * config/avr/avr.c (avr_override_options): Remove initialization of
29716 avr_case_values_threshold variable.
29717 (avr_case_values_threshold): Remove variable. Add new function.
29718 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
29719 * config/avr/avr.opt (mno-tablejump): Remove option.
29720 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
29722 2009-04-01 DJ Delorie <dj@redhat.com>
29724 * varasm.c (default_function_rodata_section): Don't assume
29725 anything about where the first '.' in the section name is.
29727 2009-04-01 Alan Modra <amodra@bigpond.net.au>
29729 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
29730 rs6000_emit_stack_tie.
29732 2009-03-31 Ian Lance Taylor <iant@google.com>
29734 * tree-eh.c (tree_remove_unreachable_handlers): Compare
29735 gimple_code with GIMPLE_RESX, not RESX.
29737 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29739 * c-common.c (c_get_ident): New.
29740 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
29742 2009-04-01 Ben Elliston <bje@au.ibm.com>
29744 * config/rs6000/sysv4.opt (msdata): Improve option description.
29746 2009-03-31 Steve Ellcey <sje@cup.hp.com>
29748 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
29749 (divdf3_internal_lat): Remove.
29750 (divxf3_internal_lat): Remove.
29751 (divxf3_internal_thr): Remove.
29752 (divxf): Use divxf3_internal.
29753 * config/ia64/div.md (divsf3_internal_lat): New.
29754 (divdf3_internal_lat): New.
29755 (divxf3_internal): New.
29757 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29760 * Makefile.in (USE_GCC_STDINT): Define.
29761 (stmp-int-hdrs): Install stdint.h if applicable.
29762 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
29764 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
29765 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
29766 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29767 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29768 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29769 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29770 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29771 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29772 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29773 (c_common_nodes_and_builtins): Initialize
29774 underlying_wchar_type_node. Do not initialize
29775 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
29776 nodes for new types.
29777 (c_stddef_cpp_builtins): Define macros for new types.
29778 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
29780 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
29781 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
29782 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
29783 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
29784 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
29785 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
29786 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
29787 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
29788 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
29789 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
29790 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
29791 int16_type_node, int32_type_node, int64_type_node,
29792 uint8_type_node, uint16_type_node, c_uint32_type_node,
29793 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
29794 int_least32_type_node, int_least64_type_node,
29795 uint_least8_type_node, uint_least16_type_node,
29796 uint_least32_type_node, uint_least64_type_node,
29797 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
29798 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
29799 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
29800 uintptr_type_node): Define.
29801 * c-cppbuiltin.c (builtin_define_constants,
29802 builtin_define_type_minmax): New.
29803 (builtin_define_stdint_macros): Define more macros.
29804 (c_cpp_builtins): Define more limit macros.
29805 (type_suffix): New.
29806 (builtin_define_type_max): Define in terms of
29807 builtin_define_type_minmax. Remove is_long parameter. All
29809 * config.gcc (use_gcc_stdint): Define.
29810 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
29811 Add newlib-stdint.h for generic targets.
29812 * config/glibc-stdint.h, config/newlib-stdint.h,
29813 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
29814 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
29815 * config/score/score.h (UINTPTR_TYPE): Define.
29816 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
29817 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
29818 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29819 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29820 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29821 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29822 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29823 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
29824 * config/spu/spu.h (STDINT_LONG32): Define.
29825 * configure.ac (use_gcc_stdint): Substitute.
29826 * configure: Regenerate.
29827 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
29828 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
29829 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
29830 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
29831 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
29832 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
29833 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
29834 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
29835 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
29836 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
29837 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
29838 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
29839 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
29840 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
29841 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
29842 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
29843 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
29844 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
29845 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
29846 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
29847 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
29848 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
29849 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
29850 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
29851 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
29852 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
29853 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
29854 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
29855 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
29857 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
29859 * loop-iv.c (suitable_set_for_replacement): Renamed from
29860 simplify_using_assignment; changed to return bool and to accept new
29861 args DEST and SRC. Return true iff we find a source/destination pair
29862 that can be used to make a replacement, and fill SRC and DEST if so.
29863 Remove arg ALTERED. Don't deal with altered regs here. All callers
29865 (simplify_using_initial_values): Deal with altered regs here and track
29866 more precisely the effect they have on the validity of our expression.
29868 * loop-iv.c (simplify_using_condition): A condition of the form
29869 (EQ REG CONST) can be used to simply make a substitution.
29870 (simplify_using_initial_values): Keep track of conditions we have seen
29871 and keep using them to simplify new expressions, while applying the
29872 same substitutions to them as to the expression.
29874 * simplify-rtx.c (simplify_relational_operation_1): Simplify
29875 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
29878 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
29879 changed. Use this when trying to improve the upper bound.
29880 Generate the comparison by using simplify_gen_relational.
29882 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
29884 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
29886 (simplify_using_assignment, simplify_using_initial_values): Call
29887 replace_in_expr to make replacements. Call replace_single_def_regs
29888 once on the initial version of the expression.
29890 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29893 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
29895 2009-03-31 Richard Guenther <rguenther@suse.de>
29897 PR middle-end/31029
29898 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
29899 equality comparisons. Fold C - X CMP X if C % 2 == 1.
29901 2009-03-31 Richard Guenther <rguenther@suse.de>
29903 * tree.h (div_if_zero_remainder): Declare.
29904 * fold-const.c (div_if_zero_remainder): Export.
29905 * tree-ssa-forwprop.c
29906 (forward_propagate_addr_into_variable_array_index): Handle
29907 constant array index addition outside of the variable index.
29909 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29912 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
29913 define_splits, floatunssi<mode>2): Require x87 conversions from
29914 DImode to be permitted.
29916 2009-03-31 Joseph Myers <joseph@codesourcery.com>
29918 PR preprocessor/15638
29919 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
29921 2009-03-31 Richard Guenther <rguenther@suse.de>
29923 PR middle-end/23401
29924 PR middle-end/27810
29925 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
29926 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
29927 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
29928 a separate statement.
29929 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
29930 (lookup_tmp_var): Likewise.
29931 (is_gimple_formal_tmp_or_call_rhs): Remove.
29932 (is_gimple_reg_or_call_rhs): Rename to ...
29933 (is_gimple_reg_rhs_or_call): ... this.
29934 (is_gimple_mem_or_call_rhs): Rename to ...
29935 (is_gimple_mem_rhs_or_call): ... this.
29936 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
29937 DECL_GIMPLE_REG_P only if is_formal is true.
29938 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
29939 for non-proper post-modify expression gimplification.
29940 (gimplify_self_mod_expr): For post-modify expressions gimplify
29941 the lvalue to a minimal lvalue.
29942 (rhs_predicate_for): Remove formal temp case.
29943 (gimplify_modify_expr_rhs): Likewise.
29944 (gimplify_addr_expr): Use is_gimple_reg.
29945 (gimplify_expr): Remove formal temp cases.
29946 (gimple_regimplify_operands): Likewise.
29947 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
29948 and FILTER_EXPR like constants.
29949 * gimple.c (walk_gimple_op): Fix val_only initialization, use
29951 (is_gimple_formal_tmp_rhs): Remove.
29952 (is_gimple_reg_rhs): Remove special casing.
29953 (is_gimple_mem_rhs): Fix.
29954 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
29955 (is_gimple_formal_tmp_var): Remove.
29956 (is_gimple_formal_tmp_reg): Likewise.
29957 (is_gimple_min_lval): Allow invariant component ref parts.
29958 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
29959 is_gimple_formal_tmp_reg): Remove declarations.
29960 * tree-cfg.c (verify_expr): Verify that variables with address
29961 taken do not have DECL_GIMPLE_REG_P set.
29962 * tree-mudflap.c (mf_build_check_statement_for): Use
29963 force_gimple_operand instead of gimplify_expr.
29965 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
29967 * modulo-sched.c (sms_schedule_by_order): Pass the actual
29968 schedulable rows to compute_split_row.
29970 2009-03-31 Ben Elliston <bje@au.ibm.com>
29973 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
29976 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29978 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
29979 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
29980 * configure: Regenerate.
29981 * config.in: Regenerate.
29982 * config/rs6000/rs6000.opt (mtls-markers): Add.
29983 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
29984 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
29985 (tls_ld_aix, tls_ld_sysv): Likewise.
29986 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
29987 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
29989 2009-03-31 Alan Modra <amodra@bigpond.net.au>
29991 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
29993 2009-03-30 Jan Hubicka <jh@suse.cz>
29995 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
29997 (tree_remove_unreachable_handlers): Cleanup EH predecestor
29998 detection and label handling.
30000 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
30002 * ira-int.h (ira_allocno): Rename left_conflicts_num to
30003 left_conflicts_size.
30004 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
30005 ALLOCNO_LEFT_CONFLICTS_SIZE.
30007 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
30008 remove_allocno_from_bucket_and_push,
30009 allocno_spill_priority_compare, push_allocnos_to_stack,
30010 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
30011 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
30012 (setup_allocno_left_conflicts_num): Ditto. Rename to
30013 setup_allocno_left_conflicts_size.
30014 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
30015 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
30016 setup_allocno_left_conflicts_size instead of
30017 setup_allocno_left_conflicts_num.
30019 * ira-build.c (ira_create_allocno): Use
30020 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
30021 ALLOCNO_LEFT_CONFLICTS_NUM.
30023 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
30025 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
30026 instead of DF_LR_OUT.
30028 * ira-lives.c (process_bb_node_lives): Ditto.
30030 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
30031 instead of DF_LR_{OUT,IN}.
30033 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
30035 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
30037 2009-03-30 Jan Hubicka <jh@suse.cz>
30039 * except.c (label_to_region_map): Fix thinko.
30041 2009-03-30 Steve Ellcey <sje@cup.hp.com>
30043 PR middle-end/38237
30044 * tree.h (tree_find_value): New declaration.
30045 * tree.c (tree_find_value): New function.
30046 * varasm.c (assemble_external): Avoid duplicate entries on lists.
30048 2009-03-30 Jakub Jelinek <jakub@redhat.com>
30051 * c-decl.c (struct c_binding): Add locus field.
30052 (bind): Add locus argument, set locus field from it.
30053 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
30054 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
30055 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
30056 implicitly_declare, undeclared_variable, lookup_label,
30057 declare_label, c_make_fname_decl, c_builtin_function,
30058 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
30061 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
30064 * config/i386/i386.c (classify_argument): Check total size of
30067 2009-03-30 Martin Jambor <mjambor@suse.cz>
30069 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
30070 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
30071 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
30074 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
30075 seen_variable_array_ref while also traversing a union.
30077 * tree-inline.c (optimize_inline_calls): Do not call
30078 cgraph_node_remove_callees.
30079 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
30080 (pass_remove_cgraph_callee_edges): New variable.
30081 * passes.c (init_optimization_passes): Add
30082 pass_remove_cgraph_callee_edges after early inlining and before all
30083 late intraprocedural passes.
30085 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
30087 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30089 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
30090 Fix typos in names.
30092 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30094 * combine.c (simplify_comparison): Use have_insn_for.
30095 * dojump.c (do_jump): Likewise.
30097 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30099 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
30100 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
30101 sparc_compare_op0 like sparc_compare_emitted used to be handled.
30102 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
30103 instead of sparc_compare_emitted.
30104 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
30105 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
30106 instead of sparc_compare_emitted.
30108 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30110 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
30111 enter/exit cfglayout mode.
30112 (pass_partition_block): Require it.
30113 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
30114 (combine_instructions): Track basic blocks instead of labels.
30115 (update_cfg_for_uncondjump): New.
30116 (try_combine): Use it. Update jumps after rescanning.
30117 (pass_combine): Require PROP_cfglayout.
30118 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
30120 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30122 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
30123 Provide/destroy PROP_cfglayout respectively.
30124 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
30125 * tree-pass.h (PROP_cfglayout): New.
30127 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30129 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
30130 fold_convert_const_fixed_from_fixed,
30131 fold_convert_const_fixed_from_int,
30132 fold_convert_const_fixed_from_real, fold_negate_const): Do not
30133 set TREE_CONSTANT_OVERFLOW.
30134 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
30135 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
30137 2009-03-30 Ira Rosen <irar@il.ibm.com>
30139 * tree-vect-loop-manip.c: New file.
30140 * tree-vectorizer.c: Update documentation and included files.
30141 (vect_loop_location): Make extern.
30142 (rename_use_op): Move to tree-vect-loop-manip.c
30143 (rename_variables_in_bb, rename_variables_in_loop,
30144 slpeel_update_phis_for_duplicate_loop,
30145 slpeel_update_phi_nodes_for_guard1,
30146 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
30147 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
30148 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
30149 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
30150 find_loop_location): Likewise.
30151 (new_stmt_vec_info): Move to tree-vect-stmts.c.
30152 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
30153 get_vectype_for_scalar_type, vect_is_simple_use,
30154 supportable_widening_operation, supportable_narrowing_operation):
30156 (bb_in_loop_p): Move to tree-vect-loop.c.
30157 (new_loop_vec_info, destroy_loop_vec_info,
30158 reduction_code_for_scalar_code, report_vect_op,
30159 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
30160 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
30161 (vect_supportable_dr_alignment): Likewise.
30162 * tree-vectorizer.h (tree-data-ref.h): Include.
30163 (vect_loop_location): Declare.
30164 Reorganize function declarations according to the new file structure.
30165 * tree-vect-loop.c: New file.
30166 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
30167 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
30168 * tree-vect-data-refs.c: New file.
30169 * tree-vect-patterns.c (timevar.h): Don't include.
30170 * tree-vect-stmts.c: New file.
30171 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
30172 tree-vect-slp.c, tree-vect-loop.c.
30173 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
30174 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
30175 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
30176 (tree-vect-analyze.o): Remove.
30177 (tree-vect-transform.o): Likewise.
30178 (tree-vect-data-refs.o): Add rule.
30179 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
30180 tree-vect-slp.o): Likewise.
30181 (tree-vect-patterns.o): Remove redundant dependencies.
30182 (tree-vectorizer.o): Likewise.
30183 * tree-vect-slp.c: New file.
30185 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30187 * optc-gen.awk: Warn if an option flag has multiple different
30190 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
30192 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
30193 -floop-block): Document dependences on PPL, CLooG and Graphite.
30195 2009-03-30 Joseph Myers <joseph@codesourcery.com>
30197 PR rtl-optimization/323
30198 * c-common.c (c_fully_fold, convert_and_check,
30199 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
30200 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
30201 * c-common.def (EXCESS_PRECISION_EXPR): New.
30202 * c-cppbuiltin.c (builtin_define_float_constants): Define
30203 constants with enough digits for long double.
30204 * c-lex.c (interpret_float): Interpret constant with excess
30205 precision where appropriate.
30206 * c-opts.c (c_common_post_options): Set
30207 flag_excess_precision_cmdline. Give an error for
30208 -fexcess-precision=standard for C++ for processors where the
30209 option is significant.
30210 * c-parser.c (c_parser_conditional_expression): Handle excess
30211 precision in condition.
30212 * c-typeck.c (convert_arguments): Handle arguments with excess
30214 (build_unary_op): Move excess precision outside operation.
30215 (build_conditional_expr): Likewise.
30216 (build_compound_expr): Likewise.
30217 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
30218 (build_modify_expr): Handle excess precision in RHS.
30219 (convert_for_assignment): Handle excess precision in converted
30221 (digest_init, output_init_element, process_init_element): Handle
30222 excess precision in initializer.
30223 (c_finish_return): Handle excess precision in return value.
30224 (build_binary_op): Handle excess precision in operands and add
30225 excess precision as needed for operation.
30226 * common.opt (-fexcess-precision=): New option.
30227 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
30228 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30229 For standard excess precision, output explicit conversion to and
30230 truncation from XFmode.
30231 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
30232 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
30233 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
30234 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
30235 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
30236 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
30237 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
30238 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
30239 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
30240 define_splits, sqrt<mode>2): Disable where appropriate for
30241 standard excess precision.
30242 * convert.c (convert_to_real): Do not shorten arithmetic to type
30243 for which excess precision would be used.
30244 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
30245 * doc/invoke.texi (-fexcess-precision=): Document option.
30246 (-mfpmath=): Correct index entry.
30247 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
30248 flag_excess_precision): New.
30249 * langhooks.c (lhd_post_options): Set
30250 flag_excess_precision_cmdline.
30251 * opts.c (common_handle_option): Handle -fexcess-precision=.
30252 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
30253 init_excess_precision): New.
30254 (lang_dependent_init_target): Call init_excess_precision.
30255 * tree.c (excess_precision_type): New.
30256 * tree.h (excess_precision_type): Declare.
30258 2009-03-30 Joseph Myers <joseph@codesourcery.com>
30261 * c-typeck.c (build_component_ref): Do not copy qualifiers from
30262 non-lvalue to component.
30264 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30266 PR preprocessor/34695
30267 * Makefile.in (c-opts.o): Depend on c-tree.h.
30268 * c-common.c: Move down include of diagnostic.h.
30269 (done_lexing, c_cpp_error): New.
30270 * c-common.h (done_lexing): Declare.
30271 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
30273 * c-opts.c: Include c-tree.h.
30274 (c_common_init_options): Set preprocessor error callback.
30275 (c_common_handle_option): Do not set preprocessor
30276 inhibit_warnings, warnings_are_errors, warn_system_headers,
30277 pedantic_errors or inhibit_warnings flags.
30278 (c_common_post_options): Do not check cpp_errors (parse_in).
30279 (c_common_finish): Do not output dependencies if there were
30280 errors. Do not check return value of cpp_finish.
30281 * c-ppoutput.c (pp_file_change): Set input_location.
30282 * c-tree.h (c_cpp_error): Declare.
30283 * diagnostic.c (diagnostic_set_info_translated): Also initialize
30285 (diagnostic_build_prefix): Check override_column.
30286 * diagnostic.h (diagnostic_info): Add override_column field.
30287 (diagnostic_override_column): Define.
30289 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
30291 * c-common.c (c_expand_expr, c_staticp): Remove.
30292 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
30293 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
30294 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
30295 * c-gimplify.c (gimplify_compound_literal_expr,
30296 optimize_compound_literals_in_ctor): Remove.
30297 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
30298 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
30299 * c-semantics.c (emit_local_var): Remove.
30301 * langhooks-def.h (lhd_expand_expr): Remove.
30302 * langhooks.c (lhd_expand_expr): Remove.
30303 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
30305 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
30306 handling from c-semantics.c; don't call into langhook.
30307 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
30308 * gimplify.c (gimplify_compound_literal_expr,
30309 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
30310 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
30311 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
30312 as was done in c-gimplify.c.
30313 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
30314 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
30315 Move from c-common.h.
30316 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
30318 * tree.c (staticp): Do not call langhook.
30319 * langhooks.c (lhd_staticp): Delete.
30320 * langhooks-def.h (lhd_staticp): Delete prototype.
30321 (LANG_HOOKS_STATICP): Delete.
30322 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
30324 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
30325 instead of DECL_STMTs.
30327 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30335 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
30337 (fold_call_expr): Return a NOP_EXPR from folding rather than the
30338 contained expression.
30339 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
30340 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
30341 conditional expressions for C.
30342 (decl_constant_value_for_optimization): Move from
30343 decl_constant_value_for_broken_optimization in c-typeck.c. Check
30344 whether optimizing and that the expression is a VAR_DECL not of
30345 array type instead of doing such checks in the caller. Do not
30346 check pedantic. Call gcc_unreachable for C++.
30347 * c-common.def (C_MAYBE_CONST_EXPR): New.
30348 * c-common.h (c_fully_fold, c_save_expr,
30349 decl_constant_value_for_optimization): New prototypes.
30350 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
30351 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
30352 EXPR_INT_CONST_OPERANDS): Define.
30353 * c-convert.c (convert): Strip nops from expression.
30354 * c-decl.c (groktypename): Take extra parameters expr and
30355 expr_const_operands. Update call to grokdeclarator.
30356 (start_decl): Update call to grokdeclarator. Add statement for
30357 expressions used in type of decl.
30358 (grokparm): Update call to grokdeclarator.
30359 (push_parm_decl): Update call to grokdeclarator.
30360 (build_compound_literal): Add parameter non_const and build a
30361 C_MAYBE_COSNT_EXPR if applicable.
30362 (grokdeclarator): Take extra parameters expr and
30363 expr_const_operands. Track expressions used in declaration
30364 specifiers and declarators. Fold array sizes and track whether
30365 they are constant expressions and whether they are integer
30366 constant expressions.
30367 (parser_xref_tag): Set expr and expr_const_operands fields in
30369 (grokfield): Update call to grokdeclarator.
30370 (start_function): Update call to grokdeclarator.
30371 (build_null_declspecs): Set expr and expr_const_operands fields in
30373 (declspecs_add_type): Handle expressions in typeof specifiers.
30374 * c-parser.c (c_parser_declspecs): Set expr and
30375 expr_const_operands fields for declaration specifiers.
30376 (c_parser_enum_specifier): Likewise.
30377 (c_parser_struct_or_union_specifier): Likewise.
30378 (c_parser_typeof_specifier): Likewise. Update call to
30379 groktypename. Fold expression as needed. Return expressions with
30380 type instead of adding statements.
30381 (c_parser_attributes): Update calls to c_parser_expr_list.
30382 (c_parser_statement_after_labels): Fold expression before passing
30383 to objc_build_throw_stmt.
30384 (c_parser_condition): Fold expression.
30385 (c_parser_asm_operands): Fold expression.
30386 (c_parser_conditional_expression): Use c_save_expr. Update call
30387 to build_conditional_expr.
30388 (c_parser_alignof_expression): Update call to groktypename.
30389 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30390 original_code. Fold expression argument of va_arg. Create
30391 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30392 argument to va_arg. Update calls to groktypename. Fold array
30393 index for offsetof. Verify that first argument to
30394 __builtin_choose_expr has integer type.
30395 (c_parser_postfix_expression_after_paren_type): Update calls to
30396 groktypename and build_compound_literal. Handle expressions with
30397 side effects in type name.
30398 (c_parser_postfix_expression_after_primary): Update call to
30399 c_parser_expr_list. Set original_code for calls to
30400 __builtin_constant_p.
30401 (c_parser_expr_list): Take extra parameter fold_p. Fold
30402 expressions if requested.
30403 (c_parser_objc_type_name): Update call to groktypename.
30404 (c_parser_objc_synchronized_statement): Fold expression.
30405 (c_parser_objc_receiver): Fold expression.
30406 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30407 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30408 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30409 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30410 (struct c_typespec): Add elements expr and expr_const_operands.
30411 (struct c_declspecs): Add elements expr and expr_const_operands.
30412 (groktypename, build_conditional_expr, build_compound_literal):
30414 (in_late_binary_op): Declare.
30415 * c-typeck.c (note_integer_operands): New function.
30416 (in_late_binary_op): New variable.
30417 (decl_constant_value_for_broken_optimization): Move to c-common.c
30418 and rename to decl_constant_value_for_optimization.
30419 (default_function_array_conversion): Do not strip nops.
30420 (default_conversion): Do not call
30421 decl_constant_value_for_broken_optimization.
30422 (build_array_ref): Do not fold result.
30423 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30424 result when operand is a VLA.
30425 (c_expr_sizeof_type): Update call to groktypename. Handle
30426 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30427 result when operand names a VLA type.
30428 (build_function_call): Update call to build_compound_literal.
30429 Only fold result for calls to __builtin_* functions. Strip
30430 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30431 the function designator.
30432 (convert_arguments): Fold arguments. Update call to
30433 convert_for_assignment.
30434 (build_unary_op): Handle increment and decrement of
30435 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30436 decrement earlier. Fold operand of increment and decrement.
30437 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30438 built for integer operand. Wrap returns that are INTEGER_CSTs
30439 without being integer constant expressions or that have integer
30440 constant operands without being INTEGER_CSTs.
30441 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30442 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30443 result is an integer constant expression or can be used in
30444 unevaluated parts of one and avoid folding and wrap as
30445 appropriate. Fold operands before possibly doing -Wsign-compare
30447 (build_compound_expr): Wrap result for C99 if operands can be used
30448 in integer constant expressions.
30449 (build_c_cast): Update call to digest_init. Do not ignore
30450 overflow from casting floating-point constants to integers. Wrap
30451 results that could be confused with integer constant expressions,
30452 null pointer constants or floating-point constants.
30453 (c_cast_expr): Update call to groktypename. Handle expressions
30454 included in type name.
30455 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30456 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30457 Update calls to convert_for_assignment.
30458 (convert_for_assignment): Take new parameter
30459 null_pointer_constant. Do not strip nops or call
30460 decl_constant_value_for_broken_optimization. Set
30461 in_late_binary_op for conversions to boolean.
30462 (store_init_value): Update call to digest_init.
30463 (digest_init): Take new parameter null_pointer_constant. Do not
30464 call decl_constant_value_for_broken_optimization. pedwarn for
30465 initializers not constant expressions. Update calls to
30466 convert_for_assignment.
30467 (constructor_nonconst): New.
30468 (struct constructor_stack): Add nonconst element.
30469 (really_start_incremental_init, push_init_level, pop_init_level):
30470 Handle constructor_nonconst and nonconst element.
30471 (set_init_index): Call constant_expression_warning for array
30473 (output_init_element): Fold value. Set constructor_nonconst as
30474 applicable. pedwarn for initializers not constant expressions.
30475 Update call to digest_init. Call constant_expression_warning
30476 where constant initializers are required.
30477 (process_init_element): Use c_save_expr.
30478 (c_finish_goto_ptr): Fold expression.
30479 (c_finish_return): Fold return value. Update call to
30480 convert_for_assignment.
30481 (c_start_case): Fold switch expression.
30482 (c_process_expr_stmt): Fold expression.
30483 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30484 ensure statement expression is not evaluated in constant expression.
30485 (build_binary_op): Track whether results are integer constant
30486 expressions or may occur in such, disable folding and wrap results
30487 as applicable. Fold operands for -Wsign-compare warnings unless
30489 (c_objc_common_truthvalue_conversion): Handle results folded to
30490 integer constants that are not integer constant expressions.
30491 * doc/extend.texi: Document when typeof operands are evaluated,
30492 that condition of __builtin_choose_expr is an integer constant
30493 expression, and more about use of __builtin_constant_p in
30496 2009-03-29 Richard Guenther <rguenther@suse.de>
30498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30499 propagate addresses of array references.
30501 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30503 * regmove.c (perhaps_ends_bb_p): Remove.
30504 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30505 from INSN and check that the main loop stays within that basic block.
30506 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30507 (regmove_forward_pass): Split out from regmove_optimize. Use
30508 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30509 (regmove_backward_pass): Split out from regmove_optimize. Use
30510 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30511 (regmove_optimize): Simplify.
30513 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30516 * config/i386/i386.c (classify_argument): Ignore flexible array
30517 member in struct and warn ABI change.
30519 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30521 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30523 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30524 (ix86_adjust_cost): Updated.
30526 2009-03-29 Jan Hubicka <jh@suse.cz>
30528 PR middle-end/28850
30529 * tree-pass.h (pass_cleanup_eh): New function.
30530 (remove_unreachable_regions): Break code handling RTL
30531 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30532 that can not be reached by runtime.
30533 (can_be_reached_by_runtime): New function.
30534 (label_to_region_map): New function.
30535 (num_eh_regions): New function.
30536 (rtl_remove_unreachable_regions): New function.
30537 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30538 (remove_eh_region): New function.
30539 * except.h: Include sbitmap and vecprim.
30540 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30541 num_eh_regions): Declare.
30542 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30543 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30544 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30545 (tree_empty_eh_handler_p): New function.
30546 (cleanup_empty_eh): New function.
30547 (cleanup_eh): New function.
30548 (pass_cleanup_eh): New function.
30550 2009-03-29 Jan Hubicka <jh@suse.cz>
30552 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30553 for removed regions.
30555 2009-03-29 Jan Hubicka <jh@suse.cz>
30557 * except.c (dump_eh_tree): Dump all datastructures.
30559 2009-03-29 Jan Hubicka <jh@suse.cz>
30561 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30562 (duplicate_eh_regions_1): Likewise.
30563 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30564 vector; call EH verification.
30565 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30566 Be ready for region being removed.
30568 2009-03-29 Jan Hubicka <jh@suse.cz>
30570 * bitmap.c (bitmap_last_set_bit): New function.
30571 * bitmap.h (bitmap_last_set_bit): Declare.
30573 2009-03-29 David Ayers <ayers@fsfe.org>
30576 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30577 by calling objc_compare_types and surpress warnings about
30578 incompatible C pointers that are compatible ObjC pointers.
30580 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30582 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30583 call initialize_inline_failed.
30584 (initialize_inline_failed): Move it from here ...
30585 * cgraph.c (initialize_inline_failed): ... to here.
30586 (cgraph_create_edge): Call initialize_inline_failed rather than
30587 setting inline_failed directly.
30589 2009-03-29 Ben Elliston <bje@au.ibm.com>
30592 * sysv4.opt (msdata): Improve comment.
30593 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30594 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30596 2009-03-29 Ben Elliston <bje@au.ibm.com>
30599 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30600 load and store attributes.
30602 2009-03-29 Ben Elliston <bje@au.ibm.com>
30604 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30605 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30606 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30607 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30608 __builtin_infq and __builtin_huge_valq.
30610 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30612 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30614 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30615 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30617 2009-03-28 Xinliang David Li <davidxl@google.com>
30619 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30620 (do_dbg_cnt): New function.
30622 2009-03-28 Jan Hubicka <jh@suse.cz>
30624 Merge from pretty-ipa:
30626 2009-03-27 Jan Hubicka <jh@suse.cz>
30628 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30629 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30630 * passes.c (function_called_by_processed_nodes_p): New.
30631 * ipa-pure-const.c (check_call): Fix handling of operands.
30632 (analyze_function): Dump debug output for skipped bodies.
30633 (local_pure_const): Use function_called_by_processed_nodes_p.
30634 * dwarf2out.c (reference_to_unused): Use output.
30635 * passes.c (do_per_function_toporder): Likewise.
30637 2008-11-12 Jan Hubicka <jh@suse.cz>
30639 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30640 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30641 state_set_in_source enum
30642 (check_decl): Ignore memory tags; do not set fake looping flags;
30644 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30645 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30646 (check_call, analyze_function): Rewrite.
30648 (add_new_function): Update call of analyze_function.
30649 (generate_summary): Add call of analyze_function.
30650 (propagate): Propagate can_throw; handle state_set_in_source correctly.
30651 (local_pure_const): New function.
30652 (pass_local_pure_const): New pass.
30653 * ipa-inline.c (inline_transform): Set after_inlining.
30654 * tree-eh.c (stmt_can_throw_external): New.
30655 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
30656 work with aliasing built.
30657 * tree-flow.h (stmt_can_throw_external): New.
30658 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
30659 and local pure/const pass in early and late optimization queue.
30661 2009-03-28 Martin Jambor <mjambor@suse.cz>
30663 * fold-const.c (get_pointer_modulus_and_residue): New parameter
30665 (fold_binary): Allow function decl aligment consideration is the
30666 second argument is integer constant one.
30667 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
30668 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
30669 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
30671 2009-03-28 Jan Hubicka <jh@suse.cz>
30673 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
30674 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
30675 * function.h (rtl_data): Add nothrow flag.
30676 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
30677 set DECL_NOTHROW for AVAILABLE functions.
30679 2009-03-28 Jakub Jelinek <jakub@redhat.com>
30681 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
30682 following vector keyword has expansion starting with pixel or bool
30683 keyword, expand vector to __vector and pixel or bool to __pixel or
30687 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
30688 warn_if_disallowed_function_p): Removed.
30689 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
30690 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
30691 warning_if_disallowed_function_p.
30692 * flags.h (warn_if_disallowed_function_p,
30693 warn_disallowed_functions): Removed.
30694 * common.opt (Wdisallowed-function-list=): Removed.
30695 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
30697 2009-03-28 Richard Guenther <rguenther@suse.de>
30699 PR tree-optimization/38723
30700 * tree-ssa-pre.c (compute_avail): Add all default definitions to
30703 2009-03-28 Jan Hubicka <jh@suse.cz>
30705 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
30706 test introduced by my previous patch.
30708 2009-03-28 Richard Guenther <rguenther@suse.de>
30710 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
30711 the PHIs value undefined.
30713 2009-03-28 Jan Hubicka <jh@suse.cz>
30715 * tree-pass.h (pass_fixup_cfg): New pass.
30716 * ipa-inline.c (inline_transform): Set
30717 always_inline_functions_inlined/after_inlining.
30718 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
30719 (pass_fixup_cfg): New pass.
30720 * passes.c (init_optimization_passes): Add fixup_cfg.
30722 2009-03-28 Richard Guenther <rguenther@suse.de>
30724 PR tree-optimization/38458
30725 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
30726 argument use the arguments copy-of value.
30728 2009-03-28 Richard Guenther <rguenther@suse.de>
30730 PR tree-optimization/38180
30731 * tree-ssa-ccp.c (get_default_value): Simplify.
30732 (likely_value): Likewise.
30733 (surely_varying_stmt_p): Properly handle VOP case.
30734 (ccp_initialize): Likewise.
30735 (ccp_fold): Handle propagating through *&.
30736 (fold_const_aggregate_ref): Also handle decls.
30738 2009-03-28 Jan Hubicka <jh@suse.cz>
30740 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30741 * cgraph.h (cgraph_node): Likewise.
30742 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
30743 (cgraph_reset_node): Use process flag.
30744 (cgraph_mark_functions_to_output): Likewise.
30745 (cgraph_expand_function): Likewise.
30746 (cgraph_expand_all_functions): Likewise.
30747 (cgraph_output_in_order): Likewise.
30748 * dwarf2out.c (reference_to_unused): Likewise.
30749 * passes.c do_per_function_toporder): Likewise.
30751 2009-03-28 Jan Hubicka <jh@suse.cz>
30753 Bring from lto-branch:
30755 2008-09-03 Doug Kwan <dougkwan@google.com>
30757 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
30758 enums instead of reason strings.
30759 * cgraph.c (cgraph_create_edge): Same.
30760 (cgraph_inline_failed_string): New function.
30761 * cgraph.h (cgraph_inline_failed_t): New enum type.
30762 (cgraph_inline_failed_string): New prototype.
30763 (struct cgraph_edge): Change type of INLINED_FAILED from constant
30764 char pointer to cgraph_inline_failed_t.
30765 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
30766 (cgraph_default_inline_p): Ditto.
30767 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
30768 to cgraph_inline_failed_t pointer.
30769 * cif-code.def: New file.
30770 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
30772 (cgraph_check_inline_limits): Change type of REASON to pointer to
30773 cgraph_inline_failed_t. Replace reason strings with enums.
30774 (cgraph_default_inline_p): Ditto.
30775 (cgraph_recursive_inlining_p): Ditto.
30776 (update_caller_keys): Change type of FAILED_REASON to
30777 cgraph_inline_failed_t.
30778 (cgraph_set_inline_failed): Change type of REASON to pointer to
30779 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
30780 convert enums to strings for text output.
30781 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
30782 to be of type cgraph_inline_failed_t. Replace reason strings with
30783 enums. Call cgraph_inline_failed_string to covert enums
30784 to strings for text output.
30785 (cgraph_decide_inlining): Replace reason strings with enums.
30786 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
30787 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
30789 * tree-inline.c (expand_call_inline): Change type of REASON
30790 to cgraph_inline_failed_t. Replace reason strings with enums.
30791 Call cgraph_inline_failed_string for text output.
30792 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
30795 2009-03-28 Jan Hubicka <jh@suse.cz>
30797 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
30798 cgraph_clone_node): Remove master clone handling.
30799 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30800 * cgraph.h (master_clone): Remove.
30801 (cgraph_is_master_clone, cgraph_master_clone): Remove.
30802 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
30803 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
30805 2009-03-28 Jan Hubicka <jh@suse.cz>
30807 * cgraph.c (cgraph_function_body_availability): Functions declared
30808 inline are always safe to assume that it is not going to be replaced.
30810 2009-03-28 Richard Guenther <rguenther@suse.de>
30812 PR tree-optimization/38513
30813 * tree-ssa-pre.c (eliminate): Remove redundant stores.
30814 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
30815 EXC_PTR_EXPR and FILTER_EXPR.
30816 (get_ref_from_reference_ops): Likewise.
30818 2009-03-28 Richard Guenther <rguenther@suse.de>
30820 PR tree-optimization/38968
30821 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
30822 Use FLOOR_MOD_EXPR to compute misalignment.
30824 2009-03-28 Richard Guenther <rguenther@suse.de>
30826 PR tree-optimization/37795
30827 * tree.h (combine_comparisons): Declare.
30828 * fold-const.c (combine_comparisons): Export.
30829 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
30831 (ifcombine_iforif): Use combine_comparisons.
30833 2009-03-28 Jan Hubicka <jh@suse.cz>
30835 * tree-eh.c (inlinable_call_p): New function.
30836 (make_eh_edges): Use it.
30837 (verify_eh_edges): Use it.
30838 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
30839 * except.c (reachable_next_level): Add inlinable_function argument
30840 (sjlj_find_directly_reachable_regions): Update.
30841 (add_reachable_handler): Do not set saw_any_handlers.
30842 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
30843 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30844 Add new inlinable call parameter.
30845 (can_throw_internal, can_throw_external): Update.
30846 * except.h (can_throw_internal_1, can_throw_external_1,
30847 foreach_reachable_handler): Update declaration.
30849 2009-03-28 Joseph Myers <joseph@codesourcery.com>
30851 * config/arm/t-arm-coff, config/h8300/coff.h,
30852 config/i386/i386-aout.h, config/i386/i386-coff.h,
30853 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
30854 config/pdp11/2bsd.h, config/rs6000/aix41.h,
30855 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
30856 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
30857 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
30858 sys-types.h: Remove.
30859 * Makefile.in: Remove protoize and fixproto support and references
30861 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
30862 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
30864 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
30865 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
30866 unprotoize$(exeext).
30867 (rest.encap): Don't depend on $(STMP_FIXPROTO)
30868 (.PHONY): Don't depend on proto.
30869 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
30870 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
30871 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
30872 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
30873 build/gen-protos.o, build/scan.o, xsys-protos.h,
30874 build/fix-header$(build_exeext), build/fix-header.o,
30875 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
30876 stmp-install-fixproto): Remove.
30877 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
30878 SYSCALLS.c or fixproto files.
30879 (install-common): Don't install protoize.
30880 (install-headers-tar, install-headers-cpio, install-headers-cp):
30881 Don't depend on $(STMP_FIXPROTO).
30882 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
30883 install fixproto files or write out fixproto settings.
30884 (uninstall): Don't uninstall protoize.
30885 * config.gcc (use_fixproto): Remove.
30886 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
30887 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
30888 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
30889 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
30890 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
30891 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
30892 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
30893 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
30894 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
30895 * config/t-vxworks (STMP_FIXPROTO): Remove.
30896 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
30897 STMP_FIXPROTO): Remove.
30898 * config.in, configure: Regenerate.
30899 * crtstuff.c (gid_t, uid_t): Don't undefine.
30900 * doc/install.texi: Change m68k-coff to m68k-elf in example.
30901 (arm-*-coff, arm-*-aout: Remove target entries.
30902 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
30903 Remove mention of AIX 4.1.
30904 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
30905 * doc/invoke.texi (Running Protoize): Remove.
30906 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
30907 (Protoize Caveats): Remove.
30908 * tsystem.h: Update comments on headers assumed to exist.
30910 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
30912 * genautomata.c: Add a new year to the copyright. Add a new
30914 (struct insn_reserv_decl): Add comments for member bypass_list.
30915 (find_bypass): Remove.
30916 (insert_bypass): New.
30917 (process_decls): Use insert_bypass.
30918 (output_internal_insn_latency_func): Output all bypasses with the
30919 same input insn in one switch case.
30921 * rtl.def (define_bypass): Describe bypass choice.
30922 * doc/md.texi (define_bypass): Ditto.
30924 2009-03-27 Richard Guenther <rguenther@suse.de>
30926 * gimplify.c (mark_addressable): Export.
30927 * tree-flow.h (mark_addressable): Declare.
30928 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
30929 * tree-ssa.c (verify_phi_args): Verify that address taken
30930 variables have TREE_ADDRESSABLE set.
30932 2009-03-27 Richard Guenther <rguenther@suse.de>
30934 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
30935 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
30936 Do not mark decls TREE_ADDRESSABLE.
30937 (build_fold_addr_expr): Adjust.
30938 (fold_addr_expr): Remove.
30939 (fold_unary): Use build_fold_addr_expr.
30940 (fold_comparison): Likewise.
30941 (split_address_to_core_and_offset): Likewise.
30942 * coverage.c (tree_coverage_counter_addr): Mark the array decl
30944 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
30945 (gimplify_modify_expr_to_memcpy): Mark source and destination
30947 * omp-low.c (create_omp_child_function): Mark the object decl
30949 (lower_rec_input_clauses): Mark the var we take the address of
30951 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
30953 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30955 PR middle-end/39315
30956 * cfgexpand.c (expand_one_stack_var_at): Change alignment
30957 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
30959 2009-03-27 Richard Guenther <rguenther@suse.de>
30961 PR tree-optimization/39120
30962 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
30964 (handle_lhs_call): Process return constraints. Add escape
30965 constraints if necessary.
30966 (handle_const_call): Fill out return constraints. Make nested
30967 case more precise. Avoid consttmp if possible.
30968 (handle_pure_call): Fill out return constraints. Avoid
30969 callused if possible.
30970 (find_func_aliases): Simplify call handling.
30972 2009-03-27 Richard Guenther <rguenther@suse.de>
30974 PR tree-optimization/39120
30975 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
30976 as a representative.
30977 (solve_graph): Do propagate CALLUSED.
30978 (handle_pure_call): Use a scalar constraint from CALLUSED for
30980 (find_what_p_points_to): CALLUSED shall not appear in poins-to
30983 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30986 * c-common.c (handle_aligned_attribute): Properly check alignment
30987 overflow. Use (1U << i) instead of (1 << i).
30989 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
30991 * expr.h (get_mem_align_offset): Updated.
30993 * tree.h (tree_decl_common): Change align to "unsigned int" and
30994 move it before pointer_alias_set.
30996 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
30997 Jakub Jelinek <jakub@redhat.com>
31000 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
31001 gr_register_operand with gr_reg_or_0_operand.
31002 (cmpxchg_rel_di): Likewise.
31003 (sync_lock_test_and_set<mode>): Likewise.
31005 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31007 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
31008 (true_regnum): Likewise.
31010 * rtlanal.c (subreg_info): Moved to ...
31011 * rtl.h (subreg_info): Here. New.
31012 (subreg_get_info): New.
31014 * rtlanal.c (subreg_get_info): Make it extern.
31016 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31019 * config/i386/i386.c (ix86_abi): New.
31020 (override_options): Handle -mabi=.
31021 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
31022 (ix86_call_abi_override): Likewise.
31023 (init_cumulative_args): Likewise.
31024 (function_arg_advance): Likewise.
31025 (function_arg_64): Likewise.
31026 (function_arg): Likewise.
31027 (ix86_pass_by_reference): Likewise.
31028 (ix86_function_value_regno_p): Likewise.
31029 (ix86_build_builtin_va_list_abi): Likewise.
31030 (setup_incoming_varargs_64): Likewise.
31031 (is_va_list_char_pointer): Likewise.
31032 (ix86_init_machine_status): Likewise.
31033 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
31034 (ix86_function_type_abi): Return enum calling_abi. Rewrite
31035 for 64bit. Replace DEFAULT_ABI with ix86_abi.
31036 (ix86_function_abi): Make it static and return enum calling_abi.
31037 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
31039 (ix86_fn_abi_va_list): Updated.
31041 * config/i386/i386.h (ix86_abi): New.
31042 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
31043 (CONDITIONAL_REGISTER_USAGE): Likewise.
31044 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
31045 (machine_function): Likewise.
31047 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
31049 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
31050 (STACK_BOUNDARY): Likewise.
31051 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
31053 * config/i386/i386.opt (mabi=): New.
31055 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
31056 return enum calling_abi.
31057 (ix86_function_type_abi): Likewise.
31058 (ix86_function_abi): Removed.
31060 * doc/invoke.texi: Document -mabi= option for x86.
31062 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31064 * builtins.c (real_dconstp): Delete.
31065 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
31067 2009-03-27 Dodji Seketeli <dodji@redhat.com>
31068 Jakub Jelinek <jakub@redhat.com>
31071 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
31072 (gen_subprogram_die): When a function is explicit, generate the
31073 DW_AT_explicit attribute.
31074 * langhooks.h (struct lang_hooks_for_decls): Add
31075 function_decl_explicit_p langhook.
31076 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
31077 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
31079 2009-03-27 Jakub Jelinek <jakub@redhat.com>
31081 * builtins.c (fold_builtin_memory_op): Optimize memmove
31082 into memcpy if we can prove source and destination don't overlap.
31084 * tree-inline.c: Include gt-tree-inline.h.
31085 (clone_fn_id_num): New variable.
31086 (clone_function_name): New function.
31087 (tree_function_versioning): Use it.
31088 * Makefile.in (GTFILES): Add tree-inline.c.
31090 2009-03-27 Mark Mitchell <mark@codesourcery.com>
31092 * BASE-VER: Change to 4.5.0.
31094 2009-03-27 Xinliang David Li <davidxl@google.com>
31096 PR tree-optimization/39557
31097 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
31099 2009-03-27 Xinliang David Li <davidxl@google.com>
31101 PR tree-optimization/39548
31102 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
31105 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31107 * c-common.c (pointer_int_sum): Use %wd on return from
31110 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31112 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
31113 on return from tree_low_cst.
31115 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
31118 * ginclude/stdarg.h (va_copy): Define also for
31119 __GXX_EXPERIMENTAL_CXX0X__.
31121 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31124 * builtins.h (c_strlen): Do not warn here.
31125 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
31126 * c-common.c (pointer_int_sum): Take an explicit location.
31127 Warn about offsets out of bounds.
31128 * c-common.h (pointer_int_sum): Adjust declaration.
31130 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31132 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
31135 2009-03-26 Jakub Jelinek <jakub@redhat.com>
31138 * opts.c (warn_if_disallowed_function_p): Don't assume
31139 get_callee_fndecl must return non-NULL.
31141 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
31143 PR rtl-optimization/39522
31144 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
31145 when reg_reloaded_valid is set.
31147 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31149 * config/spu/divv2df3.c: New file.
31150 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
31151 (DPBIT_FUNCS): Filter out _div_df.
31153 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
31155 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
31156 a jump insn, count that jump in the distance to the loop start.
31158 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
31161 * config/sh/sh.c (calc_live_regs): Fix condition for global
31162 registers except PIC_OFFSET_TABLE_REGNUM.
31164 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
31167 * doc/invoke.texi (-mconsole): New.
31169 (-mno-cygwin): New.
31171 (-mnop-fun-dllimport): New.
31175 (sub section "i386 and x86-64 Windows Options"): New.
31177 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
31179 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
31180 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
31182 2009-03-25 Richard Guenther <rguenther@suse.de>
31184 PR middle-end/39497
31185 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
31188 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
31190 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
31191 neither of haifa/selective schedulers are working.
31193 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31195 * doc/invoke.texi (Debugging Options): Fix description of
31196 -fno-merge-debug-strings.
31198 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
31200 * config/cris/libgcc.ver: New version-script.
31201 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
31203 * configure.ac <GAS features, nop mnemonic>: Add pattern
31204 crisv32-*-* for "nop".
31205 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
31206 * configure: Regenerate.
31208 2009-03-24 Ira Rosen <irar@il.ibm.com>
31210 PR tree-optimization/39529
31211 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
31212 mark_sym_for_renaming for the tag copied to the new vector
31215 2009-03-24 Arthur Loiret <aloiret@debian.org>
31217 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
31218 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
31219 EXTRA_SPEC_FUNCTIONS.
31220 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
31221 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
31222 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
31223 -march and -mtune options.
31225 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
31227 * config/m68k/t-rtems: Add m5329 multilib.
31229 2009-03-24 Dodji Seketeli <dodji@redhat.com>
31230 Jakub Jelinek <jakub@redhat.com>
31233 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
31236 2009-03-23 Jakub Jelinek <jakub@redhat.com>
31239 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
31240 instead of c_parser_expression_conv, if original_code isn't one of the
31241 4 allowed comparison codes, fail.
31243 2009-03-23 Richard Guenther <rguenther@suse.de>
31245 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
31246 * tree.h (struct tree_type): Likewise.
31247 * reload.h (struct insn_chain): Likewise.
31248 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
31249 * function.h (struct function): Likewise.
31250 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
31252 2009-03-23 Jakub Jelinek <jakub@redhat.com>
31254 PR tree-optimization/39516
31255 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
31257 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
31259 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
31260 should be set true if BITS_PER_WORD of target is bigger than 32
31262 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
31264 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
31265 Translate -B-options to -rpath-link. Correct existing
31266 rpath-link and conditionalize on !nostdlib.
31268 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31270 * doc/extend.texi (Function Attributes, Variable Attributes):
31272 * doc/invoke.texi (Debugging Options, Optimize Options)
31273 (i386 and x86-64 Options, MCore Options): Likewise.
31275 2009-03-20 Jakub Jelinek <jakub@redhat.com>
31278 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
31279 it for block local namespace aliases.
31280 (gen_decl_die): Pass context_die to gen_namespace_die.
31282 2009-03-19 Jakub Jelinek <jakub@redhat.com>
31285 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
31286 minimum or maximum value.
31288 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
31290 * reginfo.c (globalize_reg): Recompute derived reg sets.
31292 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
31295 * libgcc2.c (mprotect): Do not use signed arguments for
31296 VirtualProtect, use DWORD arguments. Also fix the 'may
31297 be used uninitialized' warning for the np variable.
31299 2009-03-19 Jakub Jelinek <jakub@redhat.com>
31302 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
31303 functions using regparm calling conventions when not optimizing.
31304 (ix86_function_sseregparm): Similarly for sseregparm calling
31307 2009-03-19 Li Feng <nemokingdom@gmail.com>
31309 PR middle-end/39500
31310 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
31311 dependence if the first conflict is after niter iterations.
31313 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
31315 PR middle-end/38609
31316 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
31317 functions with dynamic stack-pointer adjustments.
31319 2009-03-19 Ben Elliston <bje@au.ibm.com>
31321 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
31322 option; change to -msdata=data.
31324 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31326 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
31329 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
31332 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
31334 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
31336 * doc/invoke.texi (Code Gen Options): Expand discussion of
31339 2009-03-18 Jakub Jelinek <jakub@redhat.com>
31341 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
31342 * matrix-reorg.c (struct matrix_info): Likewise.
31343 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
31344 * rtl.h (struct mem_attrs): Likewise.
31345 * df.h (struct df): Likewise.
31346 * tree-data-ref.h (struct data_dependence_relation): Likewise.
31347 * ira-int.h (struct ira_allocno): Likewise.
31348 * df-scan.c (struct df_collection_rec): Likewise.
31349 * ira.c (struct equivalence): Likewise.
31350 * function.c (struct temp_slot): Likewise.
31351 * cfgloop.h (struct loop): Likewise.
31354 * function.c (use_register_for_decl): When not optimizing, disregard
31355 register keyword for variables with types containing methods.
31357 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
31359 PR middle-end/39447
31360 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
31361 (is_simple_operand): Call contains_component_ref_p before calling data
31362 reference analysis that would fail on COMPONENT_REFs.
31364 * tree-vrp.c (search_for_addr_array): Fix formatting.
31366 2009-03-18 Richard Guenther <rguenther@suse.de>
31368 * tree-vect-transform.c (vect_loop_versioning): Fold the
31369 generated comparisons.
31370 * tree-vectorizer.c (set_prologue_iterations): Likewise.
31371 (slpeel_tree_peel_loop_to_edge): Likewise.
31373 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31375 PR middle-end/37805
31376 * opts.c (print_specific_help): In addition to `undocumented',
31377 accept `separate' and `joined' flags if passed alone. Describe
31378 output by the first matched one of those.
31379 (common_handle_option): Skip over empty strings.
31380 * gcc.c (display_help): Fix help string for `--help='.
31381 * doc/invoke.texi (Option Summary, Overall Options): With
31382 `--help=', classes and qualifiers can both be repeated, but
31383 only the latter can be negated. One should not pass only
31384 negated qualifiers. Fix markup and examples.
31387 2008-10-14 Jakub Jelinek <jakub@redhat.com>
31388 PR middle-end/37805
31389 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
31390 and -fhelp=separate.
31392 2009-03-17 Jing Yu <jingyu@google.com>
31394 PR middle-end/39378
31395 * function.h (struct rtl_data): Move is_thunk from here...
31396 (struct function): ...to here.
31397 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31398 * varasm.c (assemble_start_function): Change is_thunk from crtl to
31400 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31402 (alpha_does_function_need_gp, alpha_start_function): Likewise.
31403 (alpha_output_function_end_prologue): Likewise.
31404 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31405 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31406 (rs6000_output_function_epilogue): Likewise.
31407 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31409 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31412 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31413 from different units in a single alternative.
31414 (*truncdfsf_i387): Ditto.
31415 (*truncxfsf2_mixed): Ditto.
31416 (*truncxfdf2_mixed): Ditto.
31418 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31420 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31421 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31424 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31425 unused non-artificial variables when not optimizing.
31428 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31429 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31430 NAMESPACE_DECL in its DECL_INITIAL.
31432 PR middle-end/39443
31433 * optabs.c (set_user_assembler_libfunc): New function.
31434 * expr.h (set_user_assembler_libfunc): New prototype.
31435 * c-common.c: Include libfuncs.h.
31436 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31437 for memcmp, memset, memcpy, memmove and abort.
31438 * Makefile.in (c-common.o): Depend on libfuncs.h.
31441 * dwarf2out.c (gen_inlined_enumeration_type_die,
31442 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31443 gen_tagged_type_instantiation_die): Removed.
31444 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31447 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31450 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31452 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31453 (check-parallel-%): Ditto.
31454 (check-consistency): Ditto.
31456 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31458 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31459 local variable rhs by NULL_TREE.
31461 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31464 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31466 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31469 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31471 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31474 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31475 for ms->sysv ABI calls only in 64bit mode.
31477 * config/i386/i386.md (untyped_call): Support 32bit.
31479 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31481 * doc/extend.texi: Replace x86_65 with x86_64.
31483 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31485 PR tree-optimization/39455
31486 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31487 mismatches for POINTER_TYPE_P (type).
31488 (number_of_iterations_le): Likewise.
31490 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31492 * config/picochip/picochip.c: Removed profiling support.
31493 * config/picochip/picochip.md: Removed profiling instruction.
31494 * config/picochip/picochip.h: Removed profiling builtin.
31496 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31498 * doc/install.texi (--with-host-libstdcxx): Document.
31500 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31503 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31504 generate a warning if the function name does not begin with
31505 "__vector" and the function has either the 'signal' or 'interrupt'
31506 attribute, from here to ...
31507 (avr_declare_function_name): ...here. New function.
31508 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31509 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31511 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31514 * cse.c (fold_rtx): Don't modify original const_arg1 when
31515 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31516 separate variable instead.
31517 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31518 from out of range shift counts.
31519 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31521 2009-03-13 Catherine Moore <clm@codesourcery.com>
31523 * config/i386/x-mingw32 (host-mingw32.o): Replace
31524 diagnostic.h with $(DIAGNOSTIC_H).
31526 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31529 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31531 * config/i386/sync.md (sync_compare_and_swap<mode>,
31532 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31533 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31535 (sync_double_compare_and_swapdi_pic,
31536 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31537 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31539 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31542 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31544 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31547 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31548 (avx_addsubv4df3): Likewise.
31549 (*avx_addsubv4sf3): Likewise.
31550 (sse3_addsubv4sf3): Likewise.
31552 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31555 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31557 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31560 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31561 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31562 registers for allocnos created from user-defined variables.
31564 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31567 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31568 of non-integer mode as well.
31570 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31572 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31573 for functions for which the parameter types are unknown.
31575 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31578 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31579 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31580 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31581 * config/i386/i386.c (ix86_local_alignment): For
31582 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31583 long long variables on the stack to avoid dynamic realignment.
31584 Allow the first argument to be a decl rather than type.
31585 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31587 2009-03-11 Nick Clifton <nickc@redhat.com>
31590 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31592 Add description to mno-lsim option.
31593 * config/mcore/mcore.h: Remove comment about deprecated m4align
31595 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31596 * doc/invoke.texi: Add description of mno-lsim and
31597 mstack-increment options.
31599 * config/fr30/fr30.opt: Document the -mno-lsim option.
31600 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31601 and -mno-lsim options.
31603 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31605 * fold-const.c (fold_comparison): Only call fold_inf_compare
31606 if the mode supports infinities.
31608 2009-03-11 Jason Merrill <jason@redhat.com>
31611 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31612 end already did. Notice GIMPLE_CALL modifications of the result.
31613 Don't copy debug information from an ignored decl or a decl from
31616 2009-03-10 Richard Guenther <rguenther@suse.de>
31617 Nathan Froyd <froydnj@codesourcery.com>
31619 PR middle-end/37850
31620 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31621 (__divMODE3): Likewise.
31623 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31625 PR tree-optimization/39394
31626 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31627 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31629 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31631 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31632 inline asms for register asm ("") declarations.
31634 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31636 * fold-const.c (fold_unary): Fix comment.
31638 2009-03-07 Jan Hubicka <jh@suse.cz>
31641 * tree-inline.c (setup_one_parameter): Do replacement of const
31642 argument by constant in SSA form.
31644 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31646 PR middle-end/38028
31647 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31648 determine alignment passed to assign_stack_local.
31649 (assign_parms_unsplit_complex): Likewise.
31650 * except.c (sjlj_build_landing_pads): Likewise.
31652 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31654 PR middle-end/39360
31655 * tree-flow.h (add_referenced_var): Return bool instead of void.
31656 * tree-dfa.c (add_referenced_var): Return result of
31657 referenced_var_check_and_insert call.
31658 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
31659 of referenced_var_check_and_insert.
31662 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
31663 (gen_variable_die): Emit DW_AT_location on abstract static variable's
31664 DIE, don't emit it if abstract origin already has it.
31665 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
31666 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
31668 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
31670 * genpreds.c (needs_variable): Fix parentheses at variable name
31672 (write_tm_constrs_h): Indent generated code.
31674 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31676 * doc/extend.texi (Function Attributes): Add documentation
31677 for isr attributes.
31679 2009-03-06 Jakub Jelinek <jakub@redhat.com>
31682 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
31683 take locus from its DECL_SOURCE_LOCATION instead of input_location.
31685 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
31687 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
31690 2009-03-05 Jakub Jelinek <jakub@redhat.com>
31693 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
31694 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
31696 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
31698 * config/i386/i386.md (R8_REG, R9_REG): New constants.
31699 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
31700 constants instead of magic numbers.
31701 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
31703 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
31704 (x86_64_ms_abi_int_parameter_registers): Ditto.
31705 (x86_64_int_return_registers): Ditto.
31706 (ix86_maybe_switch_abi): Ditto.
31707 (ix86_expand_call): Ditto for clobbered_registers array.
31708 (ix86_hard_regno_mode_ok): Ditto.
31709 (x86_extended_QIreg_mentioned_p): Ditto.
31711 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
31713 PR tree-optimization/39349
31714 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
31716 * combine.c (gen_lowpart_for_combine): Use omode when generating
31719 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
31721 PR rtl-optimization/39235
31722 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
31724 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31726 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
31728 2009-03-04 Richard Guenther <rguenther@suse.de>
31730 PR tree-optimization/39362
31731 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
31732 that occur in abnormal PHIs should be varying.
31734 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
31736 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
31738 (simple_iv): Take loop as an argument instead of statement.
31739 * tree-scalar-evolution.h (simple_iv): Declaration changed.
31740 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
31742 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
31744 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
31745 * matrix-reorg.c (analyze_transpose): Ditto.
31746 * tree-data-ref.c (dr_analyze_innermost): Ditto.
31747 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
31748 * tree-predcom.c (ref_at_iteration): Ditto.
31749 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
31751 2009-03-04 Richard Guenther <rguenther@suse.de>
31753 PR tree-optimization/39358
31754 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
31755 escaped_id and callused_id.
31756 (solve_graph): Likewise.
31758 2009-03-04 Richard Guenther <rguenther@suse.de>
31760 PR tree-optimization/39339
31761 * tree-sra.c (try_instantiate_multiple_fields): Make it
31762 no longer ICE on the above.
31764 2009-03-03 Joseph Myers <joseph@codesourcery.com>
31766 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
31767 that fits within Pmode.
31769 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31771 PR middle-end/10109
31772 * tm.texi (LIBCALL_VALUE): Update description.
31774 2009-03-03 Steve Ellcey <sje@cup.hp.com>
31776 PR middle-end/34443
31777 * doc/extend.texi (section): Update description.
31779 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
31781 PR middle-end/39345
31782 * tree-inline.c (remapped_type): New.
31783 (can_be_nonlocal): Call remapped_type instead of remap_type.
31785 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31788 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
31789 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
31791 2009-03-03 Richard Guenther <rguenther@suse.de>
31793 PR middle-end/39272
31794 * tree.c (tree_nonartificial_location): New function.
31795 * tree.h (tree_nonartificial_location): Declare.
31796 * builtins.c (expand_builtin_memory_chk): Provide location
31797 of the call location for artificial function pieces.
31798 (maybe_emit_chk_warning): Likewise.
31799 (maybe_emit_sprintf_chk_warning): Likewise.
31800 (maybe_emit_free_warning): Likewise.
31801 * expr.c (expand_expr_real_1): Likewise.
31803 2009-03-03 Jakub Jelinek <jakub@redhat.com>
31805 PR tree-optimization/39343
31806 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
31807 COMPONENT_REF t has ARRAY_TYPE.
31809 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
31811 PR middle-end/39335
31812 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
31813 when the type precision of the induction variable should be
31814 larger than the type precision of nit.
31815 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
31816 * graphite.c (graphite_loop_normal_form): Same.
31817 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
31819 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31821 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
31822 (*call_1_rex64_ms_sysv): Use named constants instead of magic
31823 numbers to describe clobbered registers.
31824 (*call_value_0_rex64_ms_sysv): Ditto.
31825 * config/i386/mmx.md (mmx_emms): Ditto.
31826 (mmx_femms): Ditto.
31828 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
31830 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
31833 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31835 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
31836 (spu_section_type_flags): New function.
31838 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
31840 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
31841 reg_class_contents of FLOAT_REGS into a temporary.
31843 2009-03-02 Richard Guenther <rguenther@suse.de>
31844 Ira Rosen <irar@il.ibm.com>
31846 PR tree-optimization/39318
31847 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
31848 information to the vectorized statement.
31850 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
31852 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
31853 variable. Use defined names instead of magic constants for REX SSE
31856 2009-03-01 Richard Guenther <rguenther@suse.de>
31858 PR tree-optimization/39331
31859 * omp-low.c (lower_send_shared_vars): Do not receive new
31860 values for the reference of DECL_BY_REFERENCE parms or results.
31862 2009-03-01 Jan Hubicka <jh@suse.cz>
31865 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
31866 BLOCK_NONLOCALIZED_VAR): New macros.
31867 (tree_block): Add nonlocalized_vars.
31868 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
31869 gen_decl_die): Add origin argument. Allow generation of die with
31870 origin at hand only.
31871 (gen_member_die, gen_type_die_with_usage, force_decl_die,
31872 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
31874 (gen_block_die): Fix checking for unused blocks.
31875 (process_scope_var): Break out from .... ; work with origins only.
31876 (decls_for_scope) ... here; process nonlocalized list.
31877 (dwarf2out_ignore_block): Look for nonlocalized vars.
31878 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
31880 (dump_scope_block): Dump them.
31881 * tree-inline.c (remap_decls): Handle nonlocalized vars.
31882 (remap_block): Likewise.
31883 (can_be_nonlocal): New predicate.
31884 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
31886 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31888 * configure: Regenerate.
31890 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31892 * optc-gen.awk: No need to duplicate option flags twice.
31893 Reuse help texts for duplicate options which do not have any.
31895 * gcc.c (display_help): Document --version.
31897 * gcc.c (main): If print_help_list and verbose_flag, ensure
31898 driver output comes before subprocess output.
31900 * optc-gen.awk: Assign all remaining fields to help string,
31901 space-separated, for multi-line help in *.opt.
31903 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
31904 -Wno-pedantic-ms-format is for MinGW targets only.
31906 * doc/options.texi (Option file format): Fix bad indentation,
31907 restoring dropped sentence.
31909 2009-02-28 Jan Hubicka <jh@suse.cz>
31911 * tree-inline.c (tree_function_versioning): Output debug info.
31913 2009-02-28 Jan Hubicka <jh@suse.cz>
31916 * tree-inline.c (setup_one_parameter): Do not copy propagate
31917 arguments when not optimizing.
31919 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
31922 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31923 (avx_addsubv4df3): Likewise.
31924 (*avx_addsubv4sf3): Likewise.
31925 (sse3_addsubv4sf3): Likewise.
31926 (*avx_addsubv2df3): Likewise.
31927 (sse3_addsubv2df3): Likewise.
31928 (avx_unpckhps256): Correct item selectors.
31929 (avx_unpcklps256): Likewise.
31930 (avx_unpckhpd256): Likewise.
31931 (avx_unpcklpd256): Likewise.
31933 2009-02-28 Jan Hubicka <jh@suse.cz>
31935 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
31937 (copy_arguments_for_versioning): If var is declared don't declare it.
31938 (tree_function_versioning): First setup substitutions and then copy
31941 2009-02-27 Jan Hubicka <jh@suse.cz>
31944 * cgraph.h (varpool_output_debug_info): Remove.
31945 * cgraphunit.c (varpool_output_debug_info): Remove.
31946 * dwarf2out.c (deferred_locations_struct): New struct
31947 (deferred_locations): New type.
31948 (deferred_locations_list): New static var.
31949 (deffer_location): New function.
31950 (gen_variable_die): Use it.
31951 (decls_for_scope): Output info on local static vars.
31952 (dwarf2out_finish): Process deferred locations.
31953 * varpool.c (varpool_output_debug_info): Remove.
31955 2009-02-27 Jan Hubicka <jh@suse.cz>
31958 * tree.h (TREE_PROTECTED): Fix comment.
31959 (BLOCK_HANDLER_BLOCK): Remove.
31960 (struct tree_block): Remove handler_block add body_block.
31961 (inlined_function_outer_scope_p): New.
31962 (is_body_block): Remove.
31963 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
31964 * dwarf2out.c (is_inlined_entry_point): Remove.
31965 (add_high_low_attributes): Use inlined_function_outer_scope_p.
31966 (gen_block_die): Use is_inlined_entry_point check. Remove body block
31968 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
31969 * gimplify.c (gimplify_expr): Gimplify body blocks.
31970 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
31971 block with multiple subblocks.
31972 (dump_scope_block): Prettier output; dump more flags and info.
31973 (dump_scope_blocks): New.
31974 (remove_unused_locals): Use dump_scope_blocks.
31975 * tree-flow.h (dump_scope_blocks): Declare.
31976 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
31977 * stmt.c (is_body_block): Remove.
31978 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
31979 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
31981 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
31983 PR middle-end/39308
31984 * graphite.c (graphite_loop_normal_form): Do not call
31985 number_of_iterations_exit from a gcc_assert.
31987 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31989 * config/s390/s390.c (s390_swap_cmp): Look for conditional
31990 jumps if COND is NULL.
31991 (find_cond_jump): New function.
31992 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
31993 * config/s390/s390.md: Remove z10_cobra attribute value.
31995 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
31997 * config/alpha/alpha.h (alpha_expand_mov): Return false if
31998 force_const_mem returns NULL_RTX.
32000 2009-02-26 Jan Hubicka <jh@suse.cz>
32003 * cgraph.h (varpool_output_debug_info): Remove.
32004 * cgraphunit.c (varpool_output_debug_info): Remove.
32005 * dwarf2out.c (deferred_locations_struct): New struct
32006 (deferred_locations): New type.
32007 (deferred_locations_list): New static var.
32008 (deffer_location): New function.
32009 (gen_variable_die): Use it.
32010 (decls_for_scope): Output info on local static vars.
32011 (dwarf2out_finish): Process deferred locations.
32012 * varpool.c (varpool_output_debug_info): Remove.
32014 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
32016 PR rtl-optimization/39241
32017 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
32018 to subreg_offset_representable_p.
32020 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
32022 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
32023 execute function prototype. Get f and nregs from max_reg_num
32024 and get_insns. Remove the first backward pass as it's dead,
32025 guard the forward pass by flag_expensive_optimizations.
32026 (rest_of_handle_regmove): Delete.
32027 (pass_regmove): Replace it with regmove_optimize.
32029 2009-02-25 Martin Jambor <mjambor@suse.cz>
32031 PR tree-optimization/39259
32032 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
32033 calls_alloca function flags.
32034 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
32035 calls are detected.
32037 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
32039 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
32040 flags_set_1_rtx, flags_set_1_set): Delete.
32041 (regmove_optimize): Do not call mark_flags_life_zones.
32043 2009-02-24 Julian Brown <julian@codesourcery.com>
32046 * config/arm/arm.c (require_pic_register): Only set
32047 cfun->machine->pic_reg once per function.
32049 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
32051 * doc/invoke.texi (Link Options): Document an easier way to pass
32052 options that take arguments to the GNU linker using -Xlinker and -Wl.
32054 2009-02-24 Steve Ellcey <sje@cup.hp.com>
32057 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
32059 2009-02-24 Richard Guenther <rguenther@suse.de>
32062 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
32064 2009-02-24 Richard Guenther <rguenther@suse.de>
32065 Zdenek Dvorak <ook@ucw.cz>
32067 PR tree-optimization/39233
32068 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
32069 from converting them to a generic type.
32071 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
32073 PR tree-optimization/39260
32074 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
32075 contains a condition with a real type.
32076 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
32078 2009-02-23 Jason Merrill <jason@redhat.com>
32081 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
32082 narrowing_initializer_constant_valid_p.
32083 (narrowing_initializer_constant_valid_p): Don't return
32084 null_pointer_node for adding a pointer to itself.
32086 2009-02-23 Jan Hubicka <jh@suse.cz>
32089 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
32092 2009-02-23 Jan Hubicka <jh@suse.cz>
32094 PR tree-optimization/37709
32095 * tree.c (block_ultimate_origin): Move here from dwarf2out.
32096 * tree.h (block_ultimate_origin): Declare.
32097 * dwarf2out.c (block_ultimate_origin): Move to tree.c
32098 * tree-ssa-live.c (remove_unused_scope_block_p):
32099 Eliminate blocks containig no instructions nor live variables nor
32101 (dump_scope_block): New function.
32102 (remove_unused_locals): Enable removal of dead blocks by default;
32103 enable dumping at TDF_DETAILS.
32105 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32107 * config/i386/i386.c (classify_argument): Don't allow COImode
32109 (function_arg_advance_32): Don't allow OImode.
32110 (function_arg_32): Likewise.
32111 (function_value_32): Likewise.
32112 (return_in_memory_32): Likewise.
32113 (function_arg_64): Remove OImode comment.
32115 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32118 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
32119 ix86_expand_vector_set for V4DImode in 64bit mode only.
32120 (ix86_expand_vector_init_one_var): Likewise.
32122 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
32124 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
32126 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
32129 * loop-iv.c: Revert last change.
32130 * emit-rtl.c: Likewise.
32132 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32135 * config/i386/i386.c (type_natural_mode): Remove an extra
32136 space in the warning message.
32137 (function_value_32): Handle 32-byte vector modes.
32138 (return_in_memory_32): Likewise.
32140 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
32142 * loop-iv.c (truncate_value): New function.
32143 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
32145 (lowpart_subreg): Move to...
32146 * emit-rtl.c: ...here.
32148 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
32150 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
32151 accidental and undocumented change at revision 140860.
32153 2009-02-21 Joseph Myers <joseph@codesourcery.com>
32155 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
32156 take gimple_seq * arguments.
32157 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
32158 types_compatible_p langhook.
32160 2009-02-20 Mark Mitchell <mark@codesourcery.com>
32161 Joseph Myers <joseph@codesourcery.com>
32163 * config/arm/arm.c (arm_builtin_va_list): New function.
32164 (arm_expand_builtin_va_start): Likewise.
32165 (arm_gimplify_va_arg_expr): Likewise.
32166 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
32167 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
32168 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
32169 (va_list_type): New variable.
32170 (arm_mangle_type): Mangle va_list_type appropriately.
32172 2009-02-20 Jakub Jelinek <jakub@redhat.com>
32174 PR middle-end/39157
32175 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
32176 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
32177 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
32178 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
32179 parameter to 1000 for -O1 by default.
32180 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
32182 * loop-invariant.c: Include params.h.
32183 (move_loop_invariants): Don't call move_single_loop_invariants on
32186 2009-02-20 Jaka Mocnik <jaka@xlab.si>
32188 * calls.c (emit_library_call_value_1): Use slot_offset instead of
32189 offset when calculating bounds for indexing stack_usage_map. Fixes
32190 a buffer overflow with certain target setups.
32192 2009-02-20 Jakub Jelinek <jakub@redhat.com>
32195 * calls.c (expand_call): Clear try_tail_call if caller and callee
32196 disagree in promotion of function return value.
32198 2009-02-19 Jakub Jelinek <jakub@redhat.com>
32201 * c-common.c (c_determine_visibility): If visibility changed and
32202 DECL_RTL has been already set, call make_decl_rtl to update symbol
32205 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
32208 * varasm.c (assemble_variable): Don't check DECL_NAME when
32209 globalizing a variable.
32211 2009-02-19 Joseph Myers <joseph@codesourcery.com>
32214 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
32215 expression before any __builtin_trap call.
32216 * c-typeck.c (build_function_call): Convert and check function
32217 arguments before generating a call to a trap. Evaluate the
32218 function arguments before the trap.
32220 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
32223 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
32224 (UNSPEC_FXAM_MEM): New unspec.
32225 (fxam<mode>2_i387_with_temp): New insn and split pattern.
32226 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
32227 memory using fxam<mode>2_i387_with_temp to remove excess precision.
32229 2009-02-19 Richard Guenther <rguenther@suse.de>
32231 PR tree-optimization/39207
32232 PR tree-optimization/39074
32233 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
32234 storedanything_tree): New.
32235 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
32236 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
32237 (build_succ_graph): Add edges from STOREDANYTHING to all
32239 (init_base_vars): Initialize STOREDANYTHING.
32240 (compute_points_to_sets): Free substitution info after
32241 building the succ graph.
32242 (ipa_pta_execute): Likewise.
32244 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
32246 (do_ds_constraint): Do not add to special var or non-pointer
32248 (type_could_have_pointers): Split out from ...
32249 (could_have_pointers): ... here. For arrays use the element type.
32250 (create_variable_info_for): Initialize may_have_pointers.
32251 (new_var_info): Likewise.
32252 (handle_lhs_call): Make the HEAP variable unknown-sized.
32253 (intra_create_variable_infos): Use a type with pointers for
32254 PARM_NOALIAS, make it unknown-sized.
32256 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
32259 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
32261 2009-02-18 Jason Merrill <jason@redhat.com>
32264 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
32265 value if DECL_EXTERNAL.
32266 * tree-sra.c (sra_walk_gimple_assign): Likewise.
32267 * target.h (gcc_target::binds_local_p): Clarify "module".
32268 * tree.h (TREE_PUBLIC): Clarify "module".
32270 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
32273 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
32274 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
32276 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
32279 * c.opt (Wabi): Support C and ObjC.
32282 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
32284 * config/i386/i386.c (classify_argument): Warn once about the ABI
32285 change when passing union with long double.
32287 * doc/invoke.texi: Update -Wabi for warning psABI changes.
32289 2009-02-18 Joseph Myers <joseph@codesourcery.com>
32292 * c-parser.c (c_parser_compound_statement): Always enter and leave
32295 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32298 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
32300 2009-02-18 Jakub Jelinek <jakub@redhat.com>
32302 PR tree-optimization/36922
32303 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
32304 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
32307 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32309 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
32312 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32314 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
32316 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32318 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
32321 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
32322 Richard Sandiford <rdsandiford@googlemail.com>
32324 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
32325 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
32326 (loongson_biadd): ...this.
32328 2009-02-17 Richard Guenther <rguenther@suse.de>
32330 PR tree-optimization/39202
32331 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
32332 a var make sure to follow existing collapses.
32334 2009-02-17 Richard Guenther <rguenther@suse.de>
32336 PR middle-end/39214
32337 * langhooks.c (lhd_print_error_function): Check for NULL block.
32339 2009-02-17 Richard Guenther <rguenther@suse.de>
32341 PR tree-optimization/39204
32342 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
32345 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
32347 * config/soft-fp/double.h: Update from glibc CVS.
32349 2009-02-17 Richard Guenther <rguenther@suse.de>
32351 PR tree-optimization/39207
32352 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
32353 strict-aliasing warnings for pointers pointing to NULL.
32355 2009-02-16 Joseph Myers <joseph@codesourcery.com>
32358 * c-parser.c (c_parser_braced_init): Call pop_init_level when
32359 skipping until next close brace.
32361 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
32364 * config/i386/i386.c (ix86_expand_push): Set memory alignment
32365 to function argument boundary.
32367 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32369 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
32370 in the lea_add. Reload eventually constraints it properly.
32371 * config/picochip/constraints.md: Remove the target constraint
32372 "b", since it is not needed anymore.
32374 2009-02-16 Jakub Jelinek <jakub@redhat.com>
32376 * gthr-dce.h: Uglify function parameter and local variable names.
32377 * gthr-gnat.h: Likewise.
32378 * gthr-mipssde.h: Likewise.
32379 * gthr-nks.h: Likewise.
32380 * gthr-posix95.h: Likewise.
32381 * gthr-posix.h: Likewise.
32382 * gthr-rtems.h: Likewise.
32383 * gthr-single.h: Likewise.
32384 * gthr-solaris.h: Likewise.
32385 * gthr-tpf.h: Likewise.
32386 * gthr-vxworks.h: Likewise.
32387 * gthr-win32.h: Likewise.
32389 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
32392 * config/i386/i386.md: Restrict the new peephole2 to move
32393 between MMX/SSE registers.
32395 2009-02-15 Richard Guenther <rguenther@suse.de>
32398 2009-02-13 Richard Guenther <rguenther@suse.de>
32400 * configure.ac: Enable LFS.
32401 * configure: Re-generate.
32402 * config.in: Likewise.
32404 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32406 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32407 spu_srqwbyte, spu_srqwbytebc): Define.
32408 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32409 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32410 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32411 "shrqby_<mode>"): New insn-and-split patterns.
32412 * config/spu/spu.c (expand_builtin_args): Determine and return
32413 number of operands using spu_builtin_description data.
32414 (spu_expand_builtin_1): Use it.
32416 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32419 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32422 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32425 * config/i386/i386.c (override_options): Correct warning
32426 messages for -malign-loops, -malign-jumps and -malign-functions.
32428 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32431 * config/i386/i386.md: Restrict the new peephole2 to move
32432 between the general purpose registers.
32434 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32437 * config/i386/i386.c (type_natural_mode): Add a new argument.
32438 Return the original mode and warn ABI change if vector size is 32byte.
32439 (function_arg_advance): Updated.
32440 (function_arg): Likewise.
32441 (ix86_function_value): Likewise.
32442 (ix86_return_in_memory): Likewise.
32443 (ix86_sol10_return_in_memory): Likewise.
32444 (ix86_gimplify_va_arg): Likewise.
32445 (function_arg_32): Don't warn ABX ABI change here.
32446 (function_arg_64): Likewise.
32448 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32450 * loop-iv.c (implies_p): In the final case, test that operands 0
32451 of the two comparisons match.
32453 * config/bfin/bfin.c (find_prev_insn_start): New function.
32454 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32455 (find_next_insn_start): Move.
32457 2009-02-13 Richard Guenther <rguenther@suse.de>
32459 * configure.ac: Enable LFS.
32460 * configure: Re-generate.
32461 * config.in: Likewise.
32463 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32466 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32467 sizes on syntax error after some arguments have been parsed.
32469 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32471 * doc/invoke.texi (-fira): Remove.
32473 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32475 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32476 * recog.c: Likewise.
32479 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32481 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32482 (umul_ppmm): Likewise.
32483 (count_leading_zeros): Likewise.
32484 (count_trailing_zeros): Likewise.
32485 (UMUL_TIME): Likewise.
32487 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32489 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32490 soft-fp/t-softfp to tmake_file.
32492 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32493 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32494 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32495 IA64_BUILTIN_INFQ]: New.
32496 (ia64_init_builtins): Initialize __builtin_infq,
32497 __builtin_fabsq and __builtin_copysignq if not HPUX.
32498 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32499 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32501 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32503 (__fixtfti): Likewise.
32504 (__fixunstfti): Likewise.
32505 (__floattitf): Likewise.
32507 * config/ia64/libgcc-glibc.ver: New.
32508 * config/ia64/t-fprules-softfp: Likewise.
32509 * config/ia64/sfp-machine.h: Likewise.
32511 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32512 (LIBGCC2_TF_CEXT): Likewise.
32513 (TF_SIZE): Likewise.
32514 (TARGET_INIT_LIBFUNCS): Likewise.
32516 * config/ia64/t-glibc (SHLINB_MAPFILES):
32517 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32519 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32521 * config/i386/i386.c (construct_container): Rewrite processing
32522 BLKmode with X86_64_SSE_CLASS.
32524 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32527 * config/i386/i386.md: Replace simplify_replace_rtx with
32528 replace_rtx in the new peephole2.
32530 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32532 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32533 loop unrolling do not happen at -O2.
32535 2009-02-12 Michael Matz <matz@suse.de>
32537 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32539 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32541 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32544 2009-02-12 Ben Elliston <bje@au.ibm.com>
32546 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32547 patterns when updating the back chain. Missed in the 2009-02-10
32550 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32552 * doc/extend.texi (Decimal Floating Types): Update identifier of
32553 draft TR and list of missing support.
32555 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32557 PR middle-end/39154
32558 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32559 bit to variable length decl's flags, add it also to its
32560 pointer replacement variable.
32562 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32563 Jakub Jelinek <jakub@redhat.com>
32566 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32567 (memory_blockage): New expander.
32568 (*memory_blockage): New insn pattern.
32569 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32570 instead of general blockage at the end of function prologue when
32571 frame pointer is used to access red zone area. Do not emit blockage
32572 when profiling, it is emitted in generic code.
32573 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32574 function epilogue when frame pointer is used to access red zone area.
32576 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32579 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32580 by arithmetic with memory operands.
32581 * config/i386/predicates.md (commutative_operator): New.
32583 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32585 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32588 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32590 * alias.h (record_alias_subset): Declare.
32591 * alias.c (record_alias_subset): Make global.
32593 2009-02-10 Nick Clifton <nickc@redhat.com>
32595 * tree-parloops.c: Change license to GPLv3.
32596 * ipa-struct-reorg.c: Change license to GPLv3.
32597 * ipa-struct-reorg.h: Change license to GPLv3.
32599 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32602 * c-decl.c (start_struct): Return NULL on error.
32604 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32606 PR middle-end/39124
32607 * cfgloopmanip.c (remove_path): Call remove_bbs after
32608 cancel_loop_tree, not before it.
32611 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32612 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32613 VAR_DECLs were seen.
32614 * tree-ssa-live.c (remove_unused_locals): Recompute
32615 cfun->has_local_explicit_reg_vars.
32616 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32617 copies or clearings if cfun->has_local_explicit_reg_vars.
32619 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32622 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32623 of function prologue when frame pointer is used to access
32626 2009-02-10 Richard Guenther <rguenther@suse.de>
32628 PR middle-end/39127
32629 * gimplify.c (gimple_regimplify_operands): Always look if
32630 we need to create a temporary.
32632 2009-02-10 Richard Guenther <rguenther@suse.de>
32634 PR tree-optimization/39132
32635 * tree-loop-distribution.c (todo): New global var.
32636 (generate_memset_zero): Trigger TODO_rebuild_alias.
32637 (tree_loop_distribution): Return todo.
32639 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32642 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32643 (x86_64_reg_class_name): Removed.
32644 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32645 first one isn't X86_64_SSE_CLASS or any other ones aren't
32646 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32647 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32648 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32649 and 3 X86_64_SSEUP_CLASS.
32650 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
32651 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
32653 2009-02-10 Ben Elliston <bje@au.ibm.com>
32655 * config/rs6000/rs6000.md (allocate_stack): Always use an update
32656 form instruction to update the stack back chain word, even if the
32657 user has disabled the generation of update instructions.
32658 (movdi_<mode>_update_stack): New.
32659 (movsi_update_stack): Likewise.
32660 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
32661 always use an update form instruction to update the stack back
32664 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
32666 PR middle-end/38953
32667 * graphite.c (if_region_set_false_region): After moving a region in
32668 the false branch of a condition, remove the empty dummy basic block.
32669 (gloog): Remove wrong fix for PR38953.
32671 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32673 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
32674 generation due to implicit sign extension.
32676 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
32678 PR middle-end/38981
32679 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
32680 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
32682 2009-02-09 Richard Guenther <rguenther@suse.de>
32684 PR middle-end/35202
32685 * convert.c (convert_to_real): Disable (float)fn((double)x)
32686 to fnf(x) conversion if errno differences may occur and
32687 -fmath-errno is set.
32689 2009-02-07 Anatoly Sokolov <aesok@post.ru>
32691 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
32692 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
32693 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
32695 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32698 * c-common.c (handle_alias_attribute): Disallow attribute for
32699 anything not a FUNCTION_DECL or VAR_DECL.
32701 2009-02-06 Janis Johnson <janis187@us.ibm.com>
32704 * real.c (do_compare): Special-case compare of zero against
32705 decimal float value.
32707 2009-02-06 Joseph Myers <joseph@codesourcery.com>
32710 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
32711 as indicating flexible array members unless the field itself is
32712 being declarared as the incomplete array.
32714 2009-02-06 Jan Hubicka <jh@suse.cz>
32716 PR tree-optimization/38844
32717 * ipa-inline.c (try_inline): Stop inlining recursion when edge
32718 is already inlined.
32720 2009-02-06 Richard Guenther <rguenther@suse.de>
32722 PR middle-end/38977
32723 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
32724 fork because we may expand it as __gcov_fork.
32726 2009-02-06 Nick Clifton <nickc@redhat.com>
32728 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
32730 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
32732 PR tree-optimization/35659
32733 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
32734 vn_phi_eq): Shortcut if hashcode does not match.
32735 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
32737 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
32738 and avoid iterative_hash_expr.
32739 (FOR_EACH_VALUE_ID_IN_SET): New.
32740 (value_id_compare): Remove.
32741 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
32742 sort expressions by value id.
32744 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
32747 * config/sh/predicates.md (general_movsrc_operand): Don't check
32748 the subreg of system registers here.
32750 2009-02-05 Jakub Jelinek <jakub@redhat.com>
32753 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
32754 on the copied decl.
32756 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
32758 PR rtl-optimization/39110
32759 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
32760 addresses, not aligned ones.
32762 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
32763 Richard Guenther <rguenther@suse.de>
32765 PR tree-optimization/39100
32766 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
32767 comment says and add edges.
32769 2009-02-05 Joseph Myers <joseph@codesourcery.com>
32772 * c-common.c (handle_tls_model_attribute): Ignore attribute for
32773 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
32775 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
32777 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
32778 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
32779 register_bb_in_sese, new_sese, free_sese): Moved.
32780 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
32781 outermost_loop_in_scop, build_scop_iteration_domain,
32782 expand_scalar_variables_ssa_name, get_vdef_before_scop,
32783 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
32784 Use loop_in_sese_p instead of loop_in_scop_p.
32785 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
32786 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
32787 (scopdet_basic_block_info): Fix bug in scop detection.
32788 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
32789 eq_loop_to_cloog_loop): Remove.
32790 (nb_loops_around_loop_in_scop, nb_loop
32791 ref_nb_loops): Moved here...
32792 * graphite.h (ref_nb_loops): ... from here.
32793 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
32794 (loop_domain_dim, loop_iteration_vector_dim): Remove.
32795 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
32797 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
32798 Hans-Peter Nilsson <hp@axis.com>
32800 PR rtl-optimization/37889
32801 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
32802 Move offset handling from PLUS to before the switch. Use new
32803 arguments when considering SYMBOL_REFs too.
32804 (rtx_addr_can_trap_p): Pass dummy offset and size.
32805 (enum may_trap_p_flags): Remove.
32806 (may_trap_p_1): Pass size from MEM_SIZE.
32808 PR rtl-optimization/38921
32809 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
32810 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
32811 * rtlanal.c (may_trap_after_code_motion_p): Delete.
32812 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
32814 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
32816 AVX Programming Reference (January, 2009)
32817 * config/i386/sse.md (*vpclmulqdq): New.
32819 2009-02-04 Jakub Jelinek <jakub@redhat.com>
32821 PR tree-optimization/38977
32822 PR gcov-profile/38292
32823 * calls.c (special_function_p): Disregard __builtin_ prefix.
32825 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
32827 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
32828 non-indexable addresses even before reload.
32830 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32833 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
32834 as having variable size. Do not give an error for unnamed
32835 parameters with [*] declarators. Give a warning for type names
32836 with [*] declarators and mark them as variable size.
32837 * c-parser.c (c_parser_sizeof_expression): Do not give an error
32838 for sizeof applied to [*] type names.
32840 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32843 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
32845 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32847 * gcc.c (process_command): Update copyright notice dates.
32848 * gcov.c (print_version): Likewise.
32849 * gcov-dump.c (print_version): Likewise.
32850 * mips-tfile.c (main): Likewise.
32851 * mips-tdump.c (main): Likewise.
32853 2009-02-03 Joseph Myers <joseph@codesourcery.com>
32856 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
32857 for composite type involving a zero-length array type.
32859 2009-02-03 Jakub Jelinek <jakub@redhat.com>
32862 * function.c (match_asm_constraints_1): Skip over
32863 initial optional % in the constraint.
32865 PR inline-asm/39059
32866 * c-parser.c (c_parser_postfix_expression): If fixed point is not
32867 supported, don't accept FIXED_CSTs.
32868 * c-decl.c (finish_declspecs): Error if fixed point is not supported
32869 and _Sat is used without _Fract/_Accum. Set specs->type to
32870 integer_type_node for cts_fract/cts_accum if fixed point is not
32873 2009-02-02 Catherine Moore <clm@codesourcery.com>
32875 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
32877 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
32879 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
32880 (ABI_HAS_64BIT_SYMBOLS): Use it.
32881 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
32883 2009-02-02 Paul Brook <paul@codesourcery.com>
32885 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
32887 2009-02-02 Jakub Jelinek <jakub@redhat.com>
32889 PR inline-asm/39058
32890 * recog.h (asm_operand_ok): Add constraints argument.
32891 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
32892 recurse on matching constraint.
32893 (check_asm_operands): Pass constraints as 3rd argument to
32894 asm_operand_ok. Don't look up matching constraint here.
32895 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
32898 2009-02-02 Ben Elliston <bje@au.ibm.com>
32900 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
32901 TARGET_NARROW_VOLATILE_BITFIELD macro names.
32903 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32905 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
32906 information. Remove some obsolete information. Reorganize.
32908 * config/pa/fptr.c: Revert license to GPL 2.
32909 * config/pa/milli64.S: Likewise.
32911 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32914 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
32915 LIBRARY name in, instead of hard-coding it.
32916 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
32917 extra target make frag to tmake_files according to EH model.
32918 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
32919 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
32920 frags that define makefile variable EH_MODEL appropriately.
32921 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
32922 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
32923 to "-sjlj" according to type of EH configured.
32924 (LIBGCC_SONAME): Concatenate it to shared library base name.
32925 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
32926 to "_sjlj" according to type of EH configured.
32927 (LIBGCC_SONAME): Concatenate it to shared library base name.
32928 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
32929 (SHLIB_LINK): Add missing semicolon to if-else construct.
32930 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32931 string value of "pe_dll" command-line option.
32932 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
32933 (SHLIB_SONAME): Use it when overriding t-cygming default.
32934 (SHLIB_IMPLIB): Override t-cygming default.
32935 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
32936 string value of "pe_dll" command-line option.
32938 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
32941 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
32942 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
32944 2009-01-31 Richard Guenther <rguenther@suse.de>
32946 PR tree-optimization/38937
32947 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
32948 computing the transitive closure.
32950 2009-01-30 Richard Guenther <rguenther@suse.de>
32952 PR tree-optimization/39041
32953 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
32954 Propagate variable indices only if the types match for this stmt.
32956 2009-01-30 Jakub Jelinek <jakub@redhat.com>
32959 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
32960 inline but never defined.
32962 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
32964 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
32965 (*insv_h_di_reg_extimm): New insn.
32966 (*insv_l<mode>_reg_extimm): New insn.
32968 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32970 * config/picochip/picochip.c (flag_conserve_stack): set
32971 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
32972 fconserve-stack. Reduce call-overhead used by inliner.
32974 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
32977 * common.opt (flag_conserve_stack): Initialised to zero.
32979 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
32982 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
32983 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
32986 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
32988 * ira-color.c (allocno_reload_assign): Update comments.
32989 * regmove.c (regmove_optimize): Likewise.
32993 2009-01-29 Robert Millan <rmh@aybabtu.com>
32995 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
32996 * config/i386/kopensolaris-gnu.h: New file. Undefine
32997 `MD_UNWIND_SUPPORT'.
32998 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
33000 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
33002 PR tree-optimization/39007
33003 * tree-loop-distribution.c (generate_builtin): Use
33004 recompute_dominator to compute the immediate dominator of the
33005 basic block just after the loop.
33007 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
33009 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
33010 (ASM_OUTPUT_DWARF_PCREL): Define.
33012 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
33014 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
33015 * doc/passes.texi: Remove entries about regclass, local-alloc, and
33016 global. Modify entries about regmove and IRA.
33018 * ra-conflict.c: Remove the file.
33020 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
33022 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
33023 (pass_regclass_init): Rename to pass_reginfo_init.
33025 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
33027 * toplev.h (flag_ira): Remove.
33029 * caller-save.c (setup_save_areas): Remove flag_ira.
33031 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
33033 * global.c: Remove the file.
33035 * opts.c (decode_options): Remove flag_ira.
33037 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
33039 * regmove.c: Modify file description.
33040 (find_use_as_address, try_auto_increment): Define them only if
33041 AUTO_INC_DEC is defined.
33042 (replacement_quality, replace_in_call_usage, fixup_match_1,
33043 stable_and_no_regs_but_for_p): Remove.
33044 (reg_set_in_bb): Make it static.
33045 (regmove_optimize): Remove flag_ira and code which worked for
33048 * local-alloc.c: Remove the file.
33050 * common.opt (fira): Remove.
33052 * ira.c: Include except.h.
33053 (eliminable_regset): Move from global.c.
33054 (mark_elimination): Ditto. Remove flag_ira.
33055 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
33056 equiv_mem_modified, validate_equiv_mem_from_store,
33057 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
33058 contains_replace_regs, memref_referenced_p, memref_used_between_p,
33059 no_equiv, recorded_label_ref): Move from local-alloc.c.
33060 (update_equiv_regs): Ditto. Make it static.
33061 (print_insn_chain, print_insn_chains): Move it from global.c.
33062 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
33063 (build_insn_chain): Ditto. Make it static.
33064 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
33065 Rename to init_live_subregs.
33066 (gate_ira): Remove flag_ira.
33068 * regclass.c: Rename reginfo.c. Change file description.
33069 (FORBIDDEN_INC_DEC_CLASSES): Remove.
33070 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
33071 (init_reg_sets_1): Remove code for evaluation of
33072 reg_class_superclasses and losing_caller_save_reg_set.
33073 (init_regs): Remove init_reg_autoinc.
33074 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
33075 ok_for_base_p_nonstrict): Remove.
33076 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
33077 (pass_regclass_init): Rename to pass_reginfo_init. Modify
33078 corresponding entries.
33079 (dump_regclass, record_operand_costs, scan_one_insn,
33080 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
33081 record_address_regs, auto_inc_dec_reg_p): Remove.
33082 (gt-regclass.h): Rename to gt-reginfo.h.
33084 * rtl.h (dump_global_regs, retry_global_alloc,
33085 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
33087 * Makefile.in (RA_H): Remove.
33088 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
33089 Rename regclass.o to reginfo.o.
33090 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
33092 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
33093 (GTFILES): Rename regclass.c to reginfo.c.
33095 * passes.c (init_optimization_passes): Remove pass_local_alloc and
33096 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
33098 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33099 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
33101 (finish_spills): Ditto. Remove code for !flag_ira.
33103 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
33105 PR middle-end/35854
33106 * doc/invoke.texi (rtl debug options): Complete rewrite.
33107 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
33109 * mode-switching.c (pass_mode_switching): Rename pass from
33110 "mode-sw" to "mode_sw".
33111 * except.c (pass_convert_to_eh_ranges): Rename pass from
33112 "eh-ranges" to "eh_ranges".
33113 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
33117 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
33118 Alexander Monakov <amonakov@ispras.ru>
33120 PR middle-end/38857
33121 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
33123 (move_exprs_to_boundary): Change return type and pass through
33124 should_move from move_op. Relax assert. Update usage ...
33125 (schedule_expr_on_boundary): ... here. Use should_move instead of
33127 (move_op_orig_expr_found): Indicate that insn was disconnected from
33129 (code_motion_process_successors): Do not call after_merge_succs
33130 callback if original expression was not found when traversing any of
33132 (code_motion_path_driver): Change return type. Update prototype.
33133 (move_op): Update comment. Add a new parameter (should_move). Update
33134 prototype. Set *should_move based on indication provided by
33135 move_op_orig_expr_found.
33137 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
33139 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
33140 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
33141 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
33142 * config/rs6000/rs6000.c (rs6000_override_options): Default
33143 avoid-indexed-addresses on for Power6, off for everything else.
33144 (avoiding_indexed_address_p): New function.
33145 (rs6000_legitimize_address): Use it.
33146 (rs6000_legitimate_address): Likewise.
33147 * config/rs6000/rs6000.md (movXX_updateX): Likewise
33149 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
33151 PR tree-optimization/38997
33152 * tree-loop-distribution.c (generate_memset_zero): Use
33153 POINTER_PLUS_EXPR for a pointer addition.
33155 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
33157 * config/s390/s390.md (bswap<mode>2): New pattern added.
33159 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33161 * config/s390/s390.md (*tls_load_31): Added type attribute.
33163 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33165 * config/s390/s390.md: Fix a few comments.
33167 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33169 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
33170 (*tm<mode>_full): Fixed z10prop attribute.
33171 (*tst<mode>_extimm): Fixed z10prop attribute.
33172 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
33173 (*tstqiCCT_cconly): Fixed z10prop attribute.
33174 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
33175 (*movsi_larl): Fixed z10prop attribute.
33176 (*movsi_zarch): Fixed z10prop attribute.
33177 (*movsi_eas): Fixed z10prop attribute.
33178 (*movhi): Fixed z10prop attribute.
33179 (*movqi): Fixed z10prop attribute.
33180 (*movstrictqi): Fixed z10prop attribute.
33181 (*mov<mode>): Fixed z10prop attribute.
33182 (*movcc): Fixed z10prop attribute.
33183 (*sethighpartdi_64): Fixed z10prop attribute.
33184 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
33185 (*negdi2_sign_cc): Fixed z10prop attribute.
33186 (*negdi2_sign): Fixed z10prop attribute.
33187 (*absdi2_sign_cc): Fixed z10prop attribute.
33188 (*absdi2_sign): Fixed z10prop attribute.
33189 (*negabsdi2_sign_cc): Fixed z10prop attribute.
33190 (*negabsdi2_sign): Fixed z10prop attribute.
33191 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
33192 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
33193 (doloop_si64): Fixed z10prop attribute.
33194 (doloop_si31): Fixed z10prop attribute.
33195 (doloop_long): Fixed z10prop attribute.
33196 (indirect_jump): Fixed z10prop attribute.
33197 (nop): Fixed z10prop attribute.
33198 (main_base_64): Fixed z10prop attribute.
33199 (reload_base_64): Fixed z10prop attribute.
33201 2009-01-28 Jakub Jelinek <jakub@redhat.com>
33203 PR rtl-optimization/38740
33204 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
33206 * config/mips/mips.c (mips_reorg): Likewise.
33208 2009-01-28 Richard Guenther <rguenther@suse.de>
33210 PR tree-optimization/38926
33211 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
33212 with the correct value id to a value.
33213 (do_regular_insertion): Use the value number of edoubleprime
33214 for the value number of the expr.
33217 2008-08-21 Richard Guenther <rguenther@suse.de>
33219 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
33220 a PHI ask VN if it is already available.
33221 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
33222 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
33224 2009-01-28 Jakub Jelinek <jakub@redhat.com>
33226 PR middle-end/38934
33227 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
33228 set to varying whenever max has TREE_OVERFLOW set, similarly
33229 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
33231 2009-01-28 Richard Guenther <rguenther@suse.de>
33233 PR middle-end/38908
33234 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
33235 uninitialized aggregate uses in call arguments.
33237 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
33239 PR tree-optimization/38984
33240 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
33241 the nothing_id variable if -fno-delete-null-pointer-checks.
33243 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
33246 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
33247 (set_got_offset_rex64): Ditto.
33249 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
33252 * doc/extend.texi: Improve local variable with asm reg.
33254 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
33256 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
33257 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
33258 was not supplied then set warn_packed_bitfield_compat to the
33259 default value of 1.
33260 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
33263 2009-01-27 Richard Guenther <rguenther@suse.de>
33265 PR tree-optimization/38503
33266 * cfgexpand.c (expand_gimple_basic_block): Ignore
33267 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
33268 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
33269 variables that cannot have TBAA applied.
33270 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
33273 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
33275 PR middle-end/38969
33276 * calls.c (initialize_argument_information): Do not wrap complex
33277 arguments in SAVE_EXPR.
33279 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
33281 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
33282 (INSTALL_LIBGCC): Revert typo commit.
33284 2009-01-26 Richard Guenther <rguenther@suse.de>
33286 PR tree-optimization/38745
33287 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
33288 from special handling.
33290 2009-01-26 Richard Guenther <rguenther@suse.de>
33292 PR tree-optimization/38745
33293 * tree-ssa.c (execute_update_addresses_taken): Do not include
33294 variables that cannot possibly be a register in not_reg_needs.
33295 Do not clear TREE_ADDRESSABLE on vars that may not become
33297 * tree-ssa.c (update_alias_info_1): Include those in the set
33298 of addressable vars.
33300 2009-01-26 Richard Guenther <rguenther@suse.de>
33302 PR middle-end/38851
33303 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
33304 * tree-ssa-dse.c: Include langhooks.h
33305 (execute_simple_dse): Remove stores with zero size.
33307 2009-01-24 Jakub Jelinek <jakub@redhat.com>
33310 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
33313 2009-01-24 Julian Brown <julian@codesourcery.com>
33315 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
33316 config/arm/linux-atomic.c.
33317 * config/arm/linux-atomic.c: New.
33319 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
33321 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
33322 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
33323 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
33325 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
33328 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
33331 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
33333 PR tree-optimization/38953
33334 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
33335 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
33336 (gloog): Split the exit of the scop when the scop exit is a loop exit.
33337 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
33340 2009-01-24 Paul Brook <paul@codesourcery.com>
33342 * config/arm/neon.md (neon_type): Move to arm.md.
33343 (neon_mov<VSTRUCT>): Add neon_type attribute.
33344 * config/arm/arm.md (neon_type): Move to here.
33345 (conds): Add "unconditioal" and use as default for NEON insns.
33347 2009-01-24 Ben Elliston <bje@au.ibm.com>
33349 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
33350 void *' warning from -Wc++-compat.
33351 * Makefile.in (dominance.o-warn): Remove.
33353 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
33355 PR tree-optimization/38932
33356 * fold-const.c (fold_unary_ignore_overflow): New.
33357 * tree.h (fold_unary_ignore_overflow): Declare.
33358 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
33359 * tree-ssa-sccvn.c (visit_reference_op_load,
33360 simplify_unary_expression): Likewise.
33362 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
33364 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
33365 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
33366 regardless of their type.
33367 * c-common.c (handle_packed_attribute): Don't ignore packed on
33369 * c.opt (Wpacked-bitfield-compat): New warning option.
33370 * stor-layout.c (place_field): Warn if offset of a field changed.
33371 * doc/extend.texi (packed): Mention the ABI change.
33372 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
33373 (Warning Options): Add it to the list.
33375 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
33377 * c-opts.c (c_common_post_options): Fix a typo in comments.
33379 2009-01-22 Steve Ellcey <sje@cup.hp.com>
33381 PR middle-end/38615
33382 * gimplify.c (gimplify_init_constructor): Fix promotion of const
33383 variables to static.
33384 * doc/invoke.texi (-fmerge-all-constants): Update description.
33386 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
33389 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33390 (*movdi_1_rex64): Use type "mmx" for alternative 5.
33392 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
33394 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33396 (LOCAL_ALIGNMENT): Similarly.
33398 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33399 Joseph Myers <joseph@codesourcery.com>
33401 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33402 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33403 * config/arm/arm-tune.md: Regenerate.
33404 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33407 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33409 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33410 version number to five.
33412 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33415 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33416 * c-common.c (set_underlying_type): Likewise.
33417 (is_typedef_decl ): Likewise
33419 (set_underlying_type): Likewise.
33420 (is_typedef_type): Likewise.
33422 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33424 PR middle-end/38587
33425 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33428 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33431 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33432 (LIBGCC_SPEC): Don't define.
33433 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33435 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33437 PR rtl-optimization/38879
33438 * alias.c (base_alias_check): Unaligned access via AND address can
33439 alias all surrounding object types except those with sizes equal
33440 or wider than the size of unaligned access.
33442 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33445 * c-decl.c (clone_underlying_type): Move this ...
33446 * c-common.c (set_underlying_type): ... here.
33447 Also, make sure the function properly sets TYPE_STUB_DECL() on
33448 the newly created typedef variant type.
33449 (is_typedef_decl ): New entry point.
33450 * tree.h: Added a new member member_types_needing_access_check to
33451 struct tree_decl_non_common.
33452 (set_underlying_type): New entry point.
33453 (is_typedef_type): Likewise.
33455 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33457 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33458 Check whether two instructions have memory references that
33459 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33460 are helper functions for traversing.
33461 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33462 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33463 not to draw dependency edge for instructions with non-conflicting
33466 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33469 * longlong.h: Update copyright years. Use soft-fp license notice.
33470 Sync __clz_tab declaration with glibc.
33472 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33475 * doc/extend.texi (syscall_linkage): New.
33476 (version_id): Modify.
33478 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33479 Richard Guenther <rguenther@suse.de>
33481 PR tree-optimization/38747
33482 PR tree-optimization/38748
33483 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33484 conversion if the base address is an indirect reference and the
33485 aliasing sets could cause issues.
33487 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33489 * common.opt (fgraphite, fgraphite-identity): Add comment for
33490 explaining why these options are not documented.
33492 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33494 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33495 gimple_call_lhs is NULL.
33497 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33500 * emit-rtl.c (adjust_address_1): Make sure memref is never
33503 2009-01-20 Ben Elliston <bje@au.ibm.com>
33505 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33506 const qualifier from arg parameter. Remove unnecessary cast to char *.
33507 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33508 const qualifier from arg 2.
33510 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33512 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33514 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33517 * rtl.h (reinit_regs): New prototype.
33518 * regclass.c: Include ira.h.
33519 (reinit_regs): New.
33520 * Makefile.in (regclass.o): Add ira.h.
33521 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33523 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33526 * c-common.c (handle_aligned_attribute): Use
33527 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33528 default alignment value.
33530 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33532 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33533 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33535 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33536 __BIGGEST_ALIGNMENT__.
33538 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33540 2009-01-18 Richard Guenther <rguenther@suse.de>
33542 PR tree-optimization/38819
33543 * tree-flow.h (operation_could_trap_helper_p): Declare.
33544 * tree-eh.c (operation_could_trap_helper_p): Export.
33545 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33546 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33547 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33548 are about to insert a possibly trapping instruction and fail
33551 2009-01-18 Andreas Schwab <schwab@suse.de>
33553 * doc/install.texi (Configuration): Remove obsolete paragraph
33554 about use of --with-gnu-ld with --with-gnu-as.
33556 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33558 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33559 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33560 Follow spelling conventions.
33562 2009-01-18 Ben Elliston <bje@au.ibm.com>
33564 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33565 C++ warning about implicit conversion from void * to struct
33567 (bitmap_obstack_free): Likewise for bitmap_element *.
33568 * Makefile.in (bitmap.o-warn): Remove.
33570 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33572 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33574 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33575 Tobias Grosser <tobi.grosser@amd.com>
33577 * graphite.c (graphite_trans_scop_block): Do not block single
33580 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33582 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33583 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33584 test with assertion.
33586 2009-01-16 Richard Guenther <rguenther@suse.de>
33588 PR tree-optimization/38835
33589 PR middle-end/36227
33590 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33591 and INT + PTR -> (INT)(PTR p+ INT) folding.
33592 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33594 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33597 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33598 the subreg from a lowpart subreg if it is also casting the value.
33600 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33601 Tobias Grosser <tobi.grosser@amd.com>
33603 * graphite.c (compare_prefix_loops): New.
33604 (build_scop_canonical_schedules): Rewritten.
33605 (graphite_transform_loops): Move build_scop_canonical_schedules
33606 after build_scop_iteration_domain.
33608 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33609 Tobias Grosser <tobi.grosser@amd.com>
33611 * graphite.c (add_conditions_to_domain): Add the loops to
33612 the dimension of the iteration domain. Do copy the domain
33613 only when it exists.
33614 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33615 (add_conditions_to_constraints): New.
33616 (can_generate_code_stmt, can_generate_code): Removed.
33617 (gloog): Do not call can_generate_code.
33618 (graphite_transform_loops): Call add_conditions_to_constraints
33619 after building the iteration domain.
33621 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33623 PR tree-optimization/38789
33624 * tree-ssa-threadedge.c
33625 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33626 __builtin_constant_p.
33628 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33630 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33631 examined before deleting them.
33633 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33635 * function.c (aggregate_value_p): Correctly extract the function
33636 type from CALL_EXPR_FN lookup.
33638 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33640 * config/picochip/picochip.c (picochip_override_options): Revert
33641 CFI asm flag disable commited previously.
33643 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33644 Tobias Grosser <tobi.grosser@amd.com>
33645 Jan Sjodin <jan.sjodin@amd.com>
33647 * graphite.c (scan_tree_for_params): On substractions negate
33648 all the coefficients of the term.
33649 (clast_to_gcc_expression_red): New. Handle reduction expressions
33650 of more than two operands.
33651 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
33652 (get_vdef_before_scop): Handle also the case of default definitions.
33654 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
33656 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
33657 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
33658 Also use them when walking CALL_INSN_FUNCTION_USAGE.
33660 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
33661 Joey Ye <joey.ye@intel.com>
33663 PR middle-end/37843
33664 * cfgexpand.c (expand_stack_alignment): Don't update stack
33665 boundary nor check incoming stack boundary here.
33666 (gimple_expand_cfg): Update stack boundary and check incoming
33667 stack boundary here.
33669 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
33671 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
33673 2009-01-14 Jakub Jelinek <jakub@redhat.com>
33675 PR rtl-optimization/38245
33676 * calls.c (expand_call): Add stack arguments to
33677 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33678 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
33679 in regs and partially in memory or BLKmode arguments.
33680 (emit_library_call_value_1): Add stack arguments to
33681 CALL_INSN_FUNCTION_USAGE even for pure calls (when
33682 ACCUMULATE_OUTGOING_ARGS).
33683 * dce.c: Include tm_p.h.
33684 (find_call_stack_args): New function.
33685 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
33687 (mark_insn): Call find_call_stack_args for CALL_Ps.
33688 (prescan_insns_for_dce): Walk insns backwards in bb rather than
33689 forwards. Allocate and free arg_stores bitmap if needed, pass it
33690 down to deletable_insn_p, don't mark stores set in arg_stores
33691 bitmap, clear the bitmap at the beginning of each bb.
33692 * Makefile.in (dce.o): Depend on $(TM_P_H).
33694 2009-01-14 Michael Meissner <gnu@the-meissners.org>
33697 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
33698 to make sure the insn is a conditional test (bug 22599). Reformat a
33701 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
33703 PR middle-end/38431
33704 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
33705 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
33706 (gloog): Do not call cleanup_tree_cfg.
33707 (graphite_transform_loops): Call cleanup_tree_cfg after all
33708 scops have been code generated.
33710 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
33711 * doc/gty.texi (Invoking the garbage collector): Added new node
33712 and section documenting ggc_collect.
33714 2009-01-14 Richard Guenther <rguenther@suse.de>
33716 PR tree-optimization/38826
33717 PR middle-end/38477
33718 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
33719 initialization notes only if we actually emitted a warning.
33720 (intra_create_variable_infos): Add constraints for a result decl
33721 that is passed by hidden reference.
33722 (build_pred_graph): Mark all related variables non-direct on
33725 2009-01-14 Nick Clifton <nickc@redhat.com>
33727 * ira-conflicts.c: Include addresses.h for the definition of
33729 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
33730 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
33732 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
33735 * Makefile.in (ira-lives.o): Add except.h.
33737 * ira-lives.c: Include except.h.
33738 (process_bb_node_lives): Process can_throw_internal.
33740 2009-01-13 Jakub Jelinek <jakub@redhat.com>
33742 PR rtl-optimization/38774
33743 * combine.c (simplify_set): When undoing cc_use change, don't do
33744 PUT_CODE on the newly created comparison, but instead put back the
33747 2009-01-13 Joseph Myers <joseph@codesourcery.com>
33749 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
33750 values. Remove duplicate arm8 entry.
33752 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33754 PR tree-optimization/38786
33755 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
33756 the SSA_NAME case of expand_scalar_variables_expr.
33757 Set the type of an expression to the type of its assign statement.
33758 (expand_scalar_variables_expr): Also gather the scalar computation
33759 used to index the memory access. Do not pass loop_p.
33760 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
33761 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
33762 the gimple_stmt_iterator where it inserts new code.
33763 Do not pass loop_p.
33764 (copy_bb_and_scalar_dependences): Do not pass loop_p.
33765 (translate_clast): Update call to copy_bb_and_scalar_dependences.
33767 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
33769 * graphite.h (debug_value): Removed.
33770 * graphite.c (debug_value): Removed.
33772 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33774 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
33775 ldrd/strd with two 32-bit instructions.
33777 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
33779 * config/arm/arm.c (struct processors): Pass for speed down into
33780 cost helper functions.
33781 (const_ok_for_op): Handle COMPARE and inequality nodes.
33782 (arm_rtx_costs_1): Rewrite.
33783 (arm_size_rtx_costs): Update prototype.
33784 (arm_rtx_costs): Pass speed down to helper functions.
33785 (arm_slowmul_rtx_costs): Rework cost calculations.
33786 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
33787 (arm_9e_rtx_costs): Likewise.
33789 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
33791 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
33792 relocations of local symbols wider than UNITS_PER_WORD are not valid.
33793 (alpha_legitimize_address): Do not split local symbols wider than
33794 UNITS_PER_WORD into HIGH/LO_SUM parts.
33796 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
33799 * gcc.c (process_command): Replace call to execvp with calls
33800 to pex_one and exit.
33802 2009-01-03 Anatoly Sokolov <aesok@post.ru>
33805 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
33806 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
33807 variant for devices with 3-byte PC.
33808 (__tablejump_elpm__): New.
33810 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33813 * c-parser.c (c_parser_postfix_expression): Allow `->' in
33814 offsetof member-designator, handle it as `[0].'.
33816 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33818 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
33819 function when not using named sections on targets with named sections
33820 if branch distance is less than 262132.
33822 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
33824 * combine.c (combine_instructions): Recompute
33825 optimize_this_for_speed_p for each BB in the main combine loop.
33827 2009-01-12 Tomas Bily <tbily@suse.cz>
33830 * tree-loop-distribution.c (prop_phis): New function.
33831 (generate_builtin): Call prop_phis.
33833 2009-01-12 Jakub Jelinek <jakub@redhat.com>
33835 PR tree-optimization/38807
33836 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
33837 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
33839 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
33841 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
33842 subreg of op0 to the original op0.
33844 2009-01-11 Laurent GUERBY <laurent@guerby.net>
33846 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
33848 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
33851 * mips-tfile.c (parse_def): Fix parsing of def strings
33852 starting with digits.
33854 2009-01-10 Jakub Jelinek <jakub@redhat.com>
33857 * config/arm/arm.c (arm_is_long_call_p): Don't call
33858 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
33860 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
33862 * regrename.c (regrename_optimize): Fix dumping.
33863 (find_oldest_value_reg): Preserve REG_POINTER.
33864 (copy_hardreg_forward_1): Likewise.
33866 2009-01-09 Diego Novillo <dnovillo@google.com>
33868 * gimple.h (struct gimple_statement_base) <uid>: Document
33869 the restrictions on its use.
33870 (gimple_uid): Tidy.
33871 (gimple_set_uid): Tidy.
33873 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33875 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
33876 zero guard even if align_bytes != 0 and count is smaller than
33879 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
33881 PR rtl-optimization/38495
33882 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
33883 (add_range_and_copies_from_move_list): Print all added ranges.
33884 Add ranges to memory optimized destination.
33886 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33890 * config/i386/i386.c (override_options): Reject
33891 -mstringop-strategy=rep_8byte with -m32.
33892 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
33893 to 1. Do count comparison against epilogue_size_needed at compile
33894 time even when count_exp was constant forced into register. For
33895 size_needed don't jump to epilogue, instead just avoid aligning
33896 and invoke the body algorithm. If need_zero_guard, add zero guard
33897 even if count is non-zero, but smaller than size_needed + number of
33898 bytes that could be stored for alignment.
33899 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
33900 to 1. If need_zero_guard, add zero guard even if count is non-zero,
33901 but smaller than size_needed + number of bytes that could be stored
33902 for alignment. Compare size_needed with epilogue_size_needed instead
33903 of desired_align - align, don't adjust size_needed, pass
33904 epilogue_size_needed to the epilogue expanders.
33907 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
33909 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33911 * pa.c (last_address): Change to unsigned.
33912 (update_total_code_bytes): Change argument to unsigned. Don't
33913 check if insn addresses are set.
33914 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
33915 addresses are not set.
33916 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
33918 2009-01-09 Nick Clifton <nickc@redhat.com>
33920 * config/sh/symbian.c: Replace uses of DECL_INLINE with
33921 DECL_DECLARED_INLINE_P.
33923 2009-01-09 Jakub Jelinek <jakub@redhat.com>
33925 PR middle-end/38347
33926 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
33927 GET_MODE (op0) in operand_subword_force calls.
33929 PR middle-end/38771
33930 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
33931 fold_convert arg0 operands to TREE_TYPE (op0) first.
33933 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
33935 * params.def (ira-max-conflict-table-size): Decrease default value
33938 2009-01-08 Jakub Jelinek <jakub@redhat.com>
33940 PR tree-optimization/37031
33941 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
33943 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
33944 allocate it using gc instead of heap, use VEC_quick_push instead of
33946 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
33947 instead of heap, use VEC_quick_push instead of VEC_safe_push.
33948 * tree-data-ref.h (struct access_matrix): Change matrix to gc
33949 allocated vector from heap allocated.
33950 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
33951 * tree-loop-linear.c (linear_transform_loops): Allocate nest
33952 vector only after perfect_loop_nest_depth call.
33954 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
33955 Jan Sjodin <jan.sjodin@amd.com>
33957 PR tree-optimization/38559
33958 * graphite.c (debug_value, copy_constraint,
33959 swap_constraint_variables, scale_constraint_variable, ): New.
33960 (get_lower_bound, get_upper_bound): Removed.
33961 (graphite_trans_bb_strip_mine): Clean up this code that works
33962 only for constant number of iterations. Fully copy upper and
33963 lower bound constraints, not only the constant part of them.
33964 * graphite.h (debug_value): Declared.
33966 2009-01-08 Ira Rosen <irar@il.ibm.com>
33968 PR tree-optimization/37194
33969 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
33970 Don't add the cost of cost model guard in prologue to scalar
33971 outside cost in case of known number of iterations.
33973 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
33974 Alan Modra <amodra@bigpond.net.au>
33976 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
33977 non-word-aligned REG+CONST addressing.
33979 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33982 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
33983 free_after_compilation when outputting a thunk.
33984 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
33985 Do not call free_after_compilation here.
33987 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
33989 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
33990 (ix86_valid_target_attribute_inner_p): Ditto.
33992 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
33994 PR tree-optimization/38492
33995 PR tree-optimization/38498
33996 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
33997 * tree-chrec.h (scev_is_linear_expression): Declared.
33998 * graphite.c (graphite_cannot_represent_loop_niter): New.
33999 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
34000 (graphite_loop_normal_form): Use gcc_assert.
34001 (scan_tree_for_params): Use CASE_CONVERT.
34002 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
34003 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
34004 Use gcc_assert. Discard scops that contain unhandled cases.
34005 (build_scop_conditions): Return a boolean status for unhandled cases.
34006 (strip_mine_profitable_p): Print the loop number, not its depth.
34007 (is_interchange_valid): Pass the depth of the loop nest, don't
34008 recompute it wrongly.
34009 (graphite_trans_bb_block): Same.
34010 (graphite_trans_bb_block): Print tentative of loop blocking.
34011 (graphite_trans_scop_block): Do not print that the loop has been
34013 (graphite_transform_loops): Do not handle scops that contain condition
34016 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
34018 AVX Programming Reference (December, 2008)
34019 * config/i386/avxintrin.h (_mm256_stream_si256): New.
34020 (_mm256_stream_pd): Likewise.
34021 (_mm256_stream_ps): Likewise.
34023 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
34024 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
34025 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
34026 (bdesc_special_args): Add __builtin_ia32_movntdq256,
34027 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
34028 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
34029 (ix86_expand_special_args_builtin): Likewise.
34031 * config/i386/sse.md (AVXMODEDI): New.
34032 (avx_movnt<mode>): Likewise.
34033 (avx_movnt<mode>): Likewise.
34034 (<sse>_movnt<mode>): Remove AVX support.
34035 (sse2_movntv2di): Likewise.
34037 2009-01-07 Richard Guenther <rguenther@suse.de>
34039 PR middle-end/38751
34040 * fold-const.c (extract_muldiv): Remove obsolete comment.
34041 (fold_plusminus_mult_expr): Undo MINUS_EXPR
34042 to PLUS_EXPR canonicalization for the canonicalization.
34044 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
34046 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
34047 hosted cross-compilers generating less efficient code.
34049 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
34051 * function.h (rtl_data): Add a dbr_scheduled_p field.
34052 * reorg.c (dbr_schedule): Set it.
34053 (gate_handle_delay_slots): Check it.
34054 * config/mips/mips.c (mips_base_delayed_branch): Delete.
34055 (mips_reorg): Check flag_delayed_branch instead of
34056 mips_base_delayed_branch.
34057 (mips_override_options): Don't set mips_base_delayed_branch
34058 or flag_delayed_branch.
34060 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
34062 PR rtl-optimization/38426.
34063 * ira.c (ira): Set current_function_is_leaf earlier.
34065 2009-01-06 Jakub Jelinek <jakub@redhat.com>
34067 PR rtl-optimization/38722
34068 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
34069 too early, only set a flag and modify after last possible
34072 2009-01-06 Janis Johnson <janis187@us.ibm.com>
34075 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
34076 * real.c (decimal_single_format): Correct values of emin and emax.
34077 (decimal_double_format): Ditto.
34078 (decimal_quad_format): Ditto.
34079 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
34080 computation of DECnn_MIN and DECnn_MAX for corrected values of
34081 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
34082 __DECnn_MIN__, and adjust its computation for the corrected value
34085 2009-01-06 Jan Hubicka <jh@suse.cz>
34088 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
34090 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
34092 * doc/contrib.texi (Contributors): Slightly adjust the end note.
34093 Add Robert Clark to the list of testers.
34095 2009-01-06 Jan Hubicka <jh@suse.cz>
34096 Kai Tietz <kai.tietz@onevision.com>
34098 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
34099 * config/i386/i386.c (ix86_expand_call): Add clobbers.
34101 2009-01-06 Jan Hubicka <jh@suse.cz>
34102 Kai Tietz <kai.tietz@onevision.com>
34104 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
34106 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
34107 (ix86_nsaved_regs): Count only general purpose regs.
34108 (ix86_nsaved_sseregs): New.
34109 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
34110 to 16 for w64; compute padding and size of sse reg save area.
34111 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
34112 general purpose regs.
34113 (ix86_emit_save_sse_regs_using_mov): New.
34114 (ix86_expand_prologue): Save SSE regs if needed.
34115 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
34116 (ix86_emit_restore_sse_regs_using_mov): New.
34117 (ix86_expand_epilogue): Save SSE regs if needed.
34119 2009-01-06 Jan Hubicka <jh@suse.cz>
34120 Kai Tietz <kai.tietz@onevision.com>
34122 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
34123 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
34124 functions when accumulate outgoing args is off.
34126 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
34129 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
34130 before using pseudos_have_intersected_live_ranges_p.
34132 * ira-int.h (ira_assert): Always define.
34134 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
34136 AVX Programming Reference (December, 2008)
34137 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
34138 (_mm256_permute2_pd): Likewise.
34139 (_mm_permute2_ps): Likewise.
34140 (_mm256_permute2_ps): Likewise.
34141 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
34142 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
34144 * config/i386/i386.c (ix86_builtins): Remove
34145 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
34146 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
34147 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
34148 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
34149 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
34150 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
34151 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
34152 __builtin_ia32_vpermil2ps256.
34153 (ix86_init_mmx_sse_builtins): Updated.
34154 (ix86_expand_args_builtin): Likewise.
34156 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
34158 * pa.c (output_call): Relocate non-jump insns in the delay slot of
34159 long absolute calls when generating PA 2.0 code.
34161 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
34163 PR rtl-optimization/38583
34164 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
34166 * params.def (ira-max-conflict-table-size): New.
34168 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
34170 * ira.h (ira_conflicts_p): New external definition.
34172 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
34173 table. Report this. Return result of building.
34174 (ira_build_conflicts): Use ira_conflicts_p. Check result of
34175 building conflict table.
34177 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
34178 (ira_color): Use ira_conflicts_p.
34180 * global.c: Include ira.h.
34181 (pseudo_for_reload_consideration_p, build_insn_chain): Use
34184 * Makefile.in (global.o): Add ira.h.
34186 * ira-build.c (mark_all_loops_for_removal,
34187 propagate_some_info_from_allocno): New.
34188 (remove_unnecessary_allocnos): Call
34189 propagate_some_info_from_allocno.
34190 (remove_low_level_allocnos): New.
34191 (remove_unnecessary_regions): Add parameter. Call
34192 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
34193 parameter to remove_unnecessary_regions.
34194 (ira_build): Remove all regions but root if the conflict table was
34195 not built. Update conflict hard regs for allocnos crossing calls.
34197 * ira.c (ira_conflicts_p): New global.
34198 (ira): Define and use ira_conflicts_p.
34200 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
34201 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
34202 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
34204 2009-01-06 Ben Elliston <bje@au.ibm.com>
34206 * gengtype-lex.l (YY_NO_INPUT): Define.
34208 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
34211 * c-common.c (handle_vector_size_attribute): Also reject
34212 BOOLEAN_TYPE types.
34214 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
34216 PR tree-optimization/38492
34217 * graphite.c (rename_map_elt, debug_rename_elt,
34218 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
34219 rename_map_elt_info, eq_rename_map_elts,
34220 get_new_name_from_old_name, bb_in_sese_p): Moved around.
34221 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
34222 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
34223 (sese_build_livein_liveouts): New.
34224 (new_sese, free_sese): New.
34225 (new_scop): Call new_sese.
34226 (free_scop): Call free_sese.
34227 (rename_variables_from_edge, rename_phis_end_scop): Removed.
34228 (register_old_new_names): Renamed register_old_and_new_names.
34229 (register_scop_liveout_renames, add_loop_exit_phis,
34230 insert_loop_close_phis, struct igp,
34231 default_liveout_before_guard, add_guard_exit_phis,
34232 insert_guard_phis, copy_renames): New.
34233 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
34234 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
34235 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
34236 (scop_adjust_phis_for_liveouts): New.
34237 (gloog): Call scop_adjust_phis_for_liveouts.
34239 * graphite.h (struct sese): Documented. Added fields liveout,
34240 num_ver and livein.
34241 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
34242 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
34243 (struct scop): Added field liveout_renames.
34244 (SCOP_LIVEOUT_RENAMES): New.
34246 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
34248 PR tree-optimization/38510
34249 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
34250 (translate_clast): Call recompute_all_dominators before
34252 (gloog): Call recompute_all_dominators before graphite_verify.
34254 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
34255 Jan Sjodin <jan.sjodin@amd.com>
34257 PR tree-optimization/38500
34258 * graphite.c (create_sese_edges): Call fix_loop_structure after
34261 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
34263 * config.gcc: Add m32r*-*-rtems*.
34264 * config/m32r/rtems.h: New file.
34266 2009-01-05 Ben Elliston <bje@au.ibm.com>
34268 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
34269 (.po.pox): Likewise.
34270 (po/gcc.pot): Likewise.
34272 2009-01-04 David S. Miller <davem@davemloft.net>
34274 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
34275 (STARTING_FRAME_OFFSET): Always set to zero.
34277 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
34279 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
34280 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
34281 fixed-point types, and vectors of the same.
34283 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
34285 * config/mips/sync.md (*mb_barrier): Rename to...
34286 (*memory_barrier): ...this.
34288 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
34290 * doc/extend.texi (Function Attributes): Move @cindex after @item
34291 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
34292 and put in alphabetical order. Fix 'target' name and put in order.
34293 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
34296 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
34298 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
34299 (memory_barrier): Expand as unspec instead of unspec_volatile.
34300 Remove mem:BLK from insn operands. Use Pmode scratch register.
34301 (*memory_barrier): Define as unspec instead of unspec_volatile.
34302 Use (match_dup 0) as input operand.
34304 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
34305 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
34306 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
34307 scratch register. Remove operand 1.
34308 (*stbar): Define as unspec instead of unspec_volatile.
34309 Use (match_dup 0) as input operand, remove (const_int 8).
34310 (*membar): Define as unspec instead of unspec_volatile.
34311 Use (match_dup 0) as input operand, remove input operand 2.
34313 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
34314 (memory_barrier): Expand as unspec instead of unspec_volatile.
34315 Remove mem:BLK from insn operands. Use Pmode scratch register.
34316 (*memory_barrier): Define as unspec instead of unspec_volatile.
34317 Use (match_dup 0) as input operand.
34319 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
34320 Remove mem:BLK from insn operands. Use Pmode scratch register.
34321 Set volatile flag on operand 0.
34322 (*memory_barrier): New insn pattern.
34324 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
34326 (*memory_barrier): Use (match_dup 0) as input operand.
34328 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
34329 Remove mem:BLK from insn operands. Use Pmode scratch register.
34330 Set volatile flag on operand 0.
34331 (*mb_internal): New insn pattern.
34333 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
34335 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34337 PR middle-end/38586
34338 * function.c (struct temp_slot): Move to the section of the file
34339 that deals with temp slots. Remove field 'address'.
34340 (temp_slot_address_table): New hash table of address -> temp slot.
34341 (struct temp_slot_address_entry): New struct, items for the table.
34342 (temp_slot_address_compute_hash, temp_slot_address_hash,
34343 temp_slot_address_eq, insert_temp_slot_address): Support functions
34345 (find_temp_slot_from_address): Rewrite to use the new hash table.
34346 (remove_unused_temp_slot_addresses): Remove addresses of temp
34347 slots that have been made available.
34348 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
34349 worker function for remove_unused_temp_slot_addresses.
34350 (assign_stack_temp_for_type): Don't clear the temp slot address list.
34351 Add the temp slot address to the address -> temp slot map.
34352 (update_temp_slot_address): Update via insert_temp_slot_address.
34353 (free_temp_slots): Call remove_unused_temp_slot_addresses.
34354 (pop_temp_slots): Likewise.
34355 (init_temp_slots): Allocate the address -> temp slot map, or empty
34356 the map if it is already allocated.
34357 (prepare_function_start): Initialize temp slot processing.
34359 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34361 PR middle-end/38584
34362 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
34363 Calculate the size of all stack vars assuming no packing of stack
34364 vars will happen, replacing a quadratic algorithm with a linear one.
34366 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34369 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
34372 2009-01-03 Diego Novillo <dnovillo@google.com>
34374 * doc/contrib.texi: Update contributions.
34376 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34379 * builtins.c (fold_builtin_memory_op): Give up if either operand
34380 is volatile. Set srctype or desttype to non-qualified version
34384 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34385 and FUNCTION_DECLs.
34387 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
34389 PR rtl-optimization/35805
34390 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34391 problem if fast dce is able to remove any instructions.
34392 * dce.c (dce_process_block): Fix dump message.
34394 2009-01-02 Mark Mitchell <mark@codesourcery.com>
34397 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
34399 2009-01-02 Jakub Jelinek <jakub@redhat.com>
34401 PR middle-end/38690
34402 * tree-flow.h (op_code_prio, op_prio): New prototypes.
34403 * tree-pretty-print.c (op_code_prio): New function.
34404 (op_prio): No longer static. Use op_code_prio.
34405 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34406 Use op_prio and op_code_prio to determine if () should be
34407 printed around operand(s) or not.
34409 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34410 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34411 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34412 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34413 pp_character instead of pp_string for single letter printing.
34415 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34417 * doc/extend.texi: Fix '#pragma GCC option' typo.
34419 2009-01-02 Richard Guenther <rguenther@suse.de>
34421 * doc/install.texi (--enable-checking): Mention different
34422 default for stage1.
34423 (--enable-stage1-checking): Document.
34425 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34427 PR middle-end/30142
34428 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34429 case to be an error.
34431 2009-01-02 Ben Elliston <bje@au.ibm.com>
34433 * config/fp-bit.h (pack_d): Constify argument.
34434 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34435 (isnan): Constify argument.
34437 (iszero): Likewise.
34438 (pack_d): Likewise.
34439 (_fpadd_parts): Constify return type.
34440 (_fpmul_parts): Likewise.
34441 (_fpdiv_parts): Likewise.
34443 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34446 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34447 warn about overwriting initializer with side-effects or
34448 -Woverride-init if !IMPLICIT.
34449 (output_init_element): Likewise. Pass IMPLICIT down to
34451 (process_init_element): Add IMPLICIT argument. Pass it down
34452 to output_init_element.
34453 (push_init_element, pop_init_level, set_designator): Adjust
34454 process_init_element callers.
34455 (set_nonincremental_init, set_nonincremental_init_from_string):
34456 Adjust add_pending_init callers.
34457 (output_pending_init_elements): Adjust output_init_element callers.
34458 * c-tree.h (process_init_element): Adjust prototype.
34459 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34460 process_init_element callers.
34463 Copyright (C) 2009 Free Software Foundation, Inc.
34465 Copying and distribution of this file, with or without modification,
34466 are permitted in any medium without royalty provided the copyright
34467 notice and this notice are preserved.